### Bug Summary

File: | builds/wireshark/wireshark/epan/proto.c
Warning: | line 13740, column 39 The result of left shift is undefined because the right operand '64' is not smaller than 64, the capacity of 'uint64_t'

### Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name proto.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -fno-delete-null-pointer-checks -mframe-pointer=all -relaxed-aliasing -fmath-errno -ffp-contract=on -fno-rounding-math -ffloat16-excess-precision=fast -fbfloat16-excess-precision=fast -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/builds/wireshark/wireshark/build -fcoverage-compilation-dir=/builds/wireshark/wireshark/build -resource-dir /usr/lib/llvm-22/lib/clang/22 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/epan -isystem /builds/wireshark/wireshark/build/epan -isystem /usr/include/mit-krb5 -isystem /usr/include/lua5.5 -isystem /usr/include/libxml2 -D CARES_NO_DEPRECATED -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D WS_BUILD_DLL -D WS_DEBUG -D WS_DEBUG_UTF_8 -D epan_EXPORTS -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -I /builds/wireshark/wireshark/wiretap -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/llvm-22/lib/clang/22/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/16/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fmacro-prefix-map=/builds/wireshark/wireshark/= -fmacro-prefix-map=/builds/wireshark/wireshark/build/= -fmacro-prefix-map=../= -Wno-format-nonliteral -std=gnu17 -ferror-limit 19 -fvisibility=hidden -fwrapv -fwrapv-pointer -fstrict-flex-arrays=3 -stack-protector 2 -fstack-clash-protection -fcf-protection=full -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fexceptions -fcolor-diagnostics -analyzer-output=html -faddrsig -fdwarf2-cfi-asm -o /builds/wireshark/wireshark/sbout/2026-07-03-100307-3576-1 -x c /builds/wireshark/wireshark/epan/proto.c

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1 | /* proto.c
2 | * Routines for protocol tree
3 | *
4 | * Wireshark - Network traffic analyzer
5 | * By Gerald Combs <gerald@wireshark.org>
6 | * Copyright 1998 Gerald Combs
7 | *
8 | * SPDX-License-Identifier: GPL-2.0-or-later
9 | */
10 |
11 | #include "config.h"
12 | #define WS_LOG_DOMAIN"Epan" LOG_DOMAIN_EPAN"Epan"
13 | #include "wireshark.h"
14 |
15 | #include <float.h>
16 | #include <errno(*__errno_location ()).h>
17 |
18 | #include <epan/tfs.h>
19 | #include <epan/unit_strings.h>
20 |
21 | #include <wsutil/array.h>
22 | #include <wsutil/bits_ctz.h>
23 | #include <wsutil/bits_count_ones.h>
24 | #include <wsutil/sign_ext.h>
25 | #include <wsutil/utf8_entities.h>
26 | #include <wsutil/json_dumper.h>
27 | #include <wsutil/pint.h>
28 | #include <wsutil/unicode-utils.h>
29 | #include <wsutil/dtoa.h>
30 | #include <wsutil/filesystem.h>
31 | #ifdef HAVE_UNISTD_H1
32 | #include <unistd.h>
33 | #endif
34 |
35 | #include <ftypes/ftypes.h>
36 | #include <ftypes/ftypes-int.h>
37 |
38 | #include <epan/packet.h>
39 | #include "exceptions.h"
40 | #include "ptvcursor.h"
41 | #include "strutil.h"
42 | #include "addr_resolv.h"
43 | #include "address_types.h"
44 | #include "oids.h"
45 | #include "proto.h"
46 | #include "epan_dissect.h"
47 | #include "dfilter/dfilter.h"
48 | #include "tvbuff.h"
49 | #include "charsets.h"
50 | #include "column-info.h"
51 | #include "to_str.h"
52 | #include "osi-utils.h"
53 | #include "expert.h"
54 | #include "show_exception.h"
55 | #include "in_cksum.h"
56 |
57 | #include <wsutil/crash_info.h>
58 | #include <wsutil/epochs.h>
59 |
60 | /* Ptvcursor limits */
61 | #define SUBTREE_ONCE_ALLOCATION_NUMBER8 8
62 | #define SUBTREE_MAX_LEVELS256 256
63 |
64 | typedef struct __subtree_lvl {
65 | unsigned cursor_offset;
66 | proto_item *it;
67 | proto_tree *tree;
68 | } subtree_lvl;
69 |
70 | struct ptvcursor {
71 | wmem_allocator_t *scope;
72 | subtree_lvl *pushed_tree;
73 | uint8_t pushed_tree_index;
74 | uint8_t pushed_tree_max;
75 | proto_tree *tree;
76 | tvbuff_t *tvb;
77 | unsigned offset;
78 | };
79 |
80 | #define cVALS(x)(const value_string*)(x) (const value_string*)(x)
81 |
82 | /** See inlined comments.
83 | @param tree the tree to append this item to
84 | @param free_block a code block to call to free resources if this returns
85 | @return NULL if 'tree' is null */
86 | #define CHECK_FOR_NULL_TREE_AND_FREE(tree, free_block)if (!tree) { free_block; return ((void*)0); } \
87 | if (!tree) { \
88 | free_block; \
89 | return NULL((void*)0); \
90 | }
91 |
92 | /** See inlined comments.
93 | @param tree the tree to append this item to
94 | @return NULL if 'tree' is null */
95 | #define CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); } \
96 | CHECK_FOR_NULL_TREE_AND_FREE(tree, ((void)0))if (!tree) { ((void)0); return ((void*)0); }
97 |
98 | /** See inlined comments.
99 | @param length the length of this item
100 | @param cleanup_block a code block to call to free resources if this returns
101 | @return NULL if 'length' is equal to 0 */
102 | #define CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length, cleanup_block)if (length == 0) { cleanup_block; return ((void*)0); } \
103 | if (length == 0) { \
104 | cleanup_block; \
105 | return NULL((void*)0); \
106 | }
107 |
108 | /** See inlined comments.
109 | @param length the length of this item
110 | @return NULL if 'length' is equal to 0 */
111 | #define CHECK_FOR_ZERO_LENGTH(length)if (length == 0) { ((void)0); return ((void*)0); } \
112 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length, ((void)0))if (length == 0) { ((void)0); return ((void*)0); }
113 |
114 | /** See inlined comments.
115 | @param tree the tree to append this item to
116 | @param hfindex field index
117 | @param hfinfo header_field
118 | @param free_block a code block to call to free resources if this returns
119 | @return the header field matching 'hfinfo' */
120 | #define TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfindex, hfinfo, free_block)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 120 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 120, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 120, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { free_block; if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 120, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { free_block; return proto_tree_add_fake_node(tree, hfinfo ); } } } \
121 | /* If the tree is not visible and this item is not referenced \
122 | we don't have to do much work at all but we should still \
123 | return a node so that referenced field items below this node \
124 | (think proto_item_add_subtree()) will still have somewhere \
125 | to attach to or else filtering will not work (they would be \
126 | ignored since tree would be NULL). \
127 | DON'T try to fake a node where PTREE_FINFO(tree) is visible \
128 | because that means we can change its length or repr, and we \
129 | don't want to do so with calls intended for this faked new \
130 | item, so this item needs a new (hidden) child node. \
131 | We fake FT_PROTOCOL unless some clients have requested us \
132 | not to do so. \
133 | */ \
134 | PTREE_DATA(tree)((tree)->tree_data)->count++; \
135 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 135, __func__, "Unregistered hf! index=%d", hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 135, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 135, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; \
136 | if (PTREE_DATA(tree)((tree)->tree_data)->count > prefs.gui_max_tree_items) { \
137 | free_block; \
138 | if (wireshark_abort_on_too_many_items) \
139 | ws_error("Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)", \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 140 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)
140 | hfinfo->abbrev, prefs.gui_max_tree_items)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 140 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); \
141 | /* Let the exception handler add items to the tree */ \
142 | PTREE_DATA(tree)((tree)->tree_data)->count = 0; \
143 | THROW_MESSAGE(DissectorError, \except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)))
144 | wmem_strdup_printf(PNODE_POOL(tree), \except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)))
145 | "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)", \except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items)))
146 | hfinfo->abbrev, prefs.gui_max_tree_items))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); \
147 | } \
148 | if (!(PTREE_DATA(tree)((tree)->tree_data)->visible)) { \
149 | if (PROTO_ITEM_IS_HIDDEN(tree)proto_item_is_hidden((tree))) { \
150 | if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) \
151 | && (hfinfo->ref_type != HF_REF_TYPE_PRINT) \
152 | && (hfinfo->type != FT_PROTOCOL || \
153 | PTREE_DATA(tree)((tree)->tree_data)->fake_protocols)) { \
154 | free_block; \
155 | /* return fake node with no field info */\
156 | return proto_tree_add_fake_node(tree, hfinfo); \
157 | } \
158 | } \
159 | }
160 |
161 | /** See inlined comments.
162 | @param tree the tree to append this item to
163 | @param hfindex field index
164 | @param hfinfo header_field
165 | @return the header field matching 'hfinfo' */
166 | #define TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 166 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 166, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 166, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 166, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } } \
167 | TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfindex, hfinfo, ((void)0))((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 167 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 167, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 167, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 167, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } }
168 |
169 |
170 | /** See inlined comments.
171 | @param pi the created protocol item we're about to return */
172 | #define TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 172, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; } \
173 | ws_assert(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 173, __func__, "assertion failed: %s", "pi" ); } while (0); \
174 | if (!PITEM_FINFO(pi)((pi)->finfo)) \
175 | return pi; \
176 | if (!(PTREE_DATA(pi)((pi)->tree_data)->visible) && \
177 | PROTO_ITEM_IS_HIDDEN(pi)proto_item_is_hidden((pi))) { \
178 | /* If the tree (GUI) or item isn't visible it's pointless for \
179 | * us to generate the protocol item's string representation */ \
180 | return pi; \
181 | }
182 | /* Same as above but returning void */
183 | #define TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; } \
184 | if (!pi || !PITEM_FINFO(pi)((pi)->finfo)) \
185 | return; \
186 | if (!(PTREE_DATA(pi)((pi)->tree_data)->visible) && \
187 | PROTO_ITEM_IS_HIDDEN(pi)proto_item_is_hidden((pi))) { \
188 | /* If the tree (GUI) or item isn't visible it's pointless for \
189 | * us to generate the protocol item's string representation */ \
190 | return; \
191 | }
192 | /* Similar to above, but allows a NULL tree */
193 | #define TRY_TO_FAKE_THIS_REPR_NESTED(pi)if ((pi == ((void*)0)) || (((pi)->finfo) == ((void*)0)) || (!(((pi)->tree_data)->visible) && proto_item_is_hidden ((pi)))) { return pi; } \
194 | if ((pi == NULL((void*)0)) || (PITEM_FINFO(pi)((pi)->finfo) == NULL((void*)0)) || (!(PTREE_DATA(pi)((pi)->tree_data)->visible) && \
195 | PROTO_ITEM_IS_HIDDEN(pi)proto_item_is_hidden((pi)))) { \
196 | /* If the tree (GUI) or item isn't visible it's pointless for \
197 | * us to generate the protocol item's string representation */ \
198 | return pi; \
199 | }
200 |
201 | #ifdef ENABLE_CHECK_FILTER
202 | #define CHECK_HF_VALUE(type, spec, start_values) \
203 | { \
204 | const type *current; \
205 | int n, m; \
206 | current = start_values; \
207 | for (n=0; current; n++, current++) { \
208 | /* Drop out if we reached the end. */ \
209 | if ((current->value == 0) && (current->strptr == NULL((void*)0))) { \
210 | break; \
211 | } \
212 | /* Check value against all previous */ \
213 | for (m=0; m < n; m++) { \
214 | /* There are lots of duplicates with the same string, \
215 | so only report if different... */ \
216 | if ((start_values[m].value == current->value) && \
217 | (strcmp(start_values[m].strptr, current->strptr) != 0)) { \
218 | ws_error("Field '%s' (%s) has a conflicting entry in its" \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr)
219 | " value_string: %" spec " is at indices %u (%s) and %u (%s)", \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr)
220 | hfinfo->name, hfinfo->abbrev, \ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr)
221 | current->value, m, start_values[m].strptr, n, current->strptr)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 221 , __func__, "Field '%s' (%s) has a conflicting entry in its" " value_string: %" spec " is at indices %u (%s) and %u (%s)", hfinfo->name, hfinfo ->abbrev, current->value, m, start_values[m].strptr, n, current->strptr); \
222 | } \
223 | } \
224 | } \
225 | }
226 | #endif
227 |
228 | /* The longest NUMBER-like field label we have is for BASE_OUI, which
229 | * can have up to 64 bytes for the manufacturer name if resolved plus
230 | * 11 bytes for the "XX:XX:XX ()" part = 75 octets.
231 | */
232 | #define NUMBER_LABEL_LENGTH80 80
233 |
234 | static const char *hf_try_val_to_str(uint32_t value, const header_field_info *hfinfo);
235 | static const char *hf_try_val64_to_str(uint64_t value, const header_field_info *hfinfo);
236 | static const char *hf_try_val_to_str_const(uint32_t value, const header_field_info *hfinfo, const char *unknown_str);
237 | static const char *hf_try_val64_to_str_const(uint64_t value, const header_field_info *hfinfo, const char *unknown_str);
238 | static int hfinfo_bitoffset(const header_field_info *hfinfo);
239 | static int hfinfo_mask_bitwidth(const header_field_info *hfinfo);
240 | static int hfinfo_container_bitwidth(const header_field_info *hfinfo);
241 |
242 | #define label_concat(dst, pos, src)ws_label_strcpy(dst, 240, pos, src, 0) \
243 | ws_label_strcpy(dst, ITEM_LABEL_LENGTH240, pos, src, 0)
244 |
245 | static void mark_truncated(char *label_str, size_t name_pos, const size_t size, size_t *value_pos);
246 | static void label_mark_truncated(char *label_str, size_t name_pos, size_t *value_pos);
247 |
248 | static void fill_label_boolean(const field_info *fi, char *label_str, size_t *value_pos);
249 | static void fill_label_bitfield_char(const field_info *fi, char *label_str, size_t *value_pos);
250 | static void fill_label_bitfield(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
251 | static void fill_label_bitfield64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
252 | static void fill_label_char(const field_info *fi, char *label_str, size_t *value_pos);
253 | static void fill_label_number(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
254 | static void fill_label_number64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed);
255 |
256 | static size_t fill_display_label_float(const field_info *fi, char *label_str, const int label_str_size);
257 | static void fill_label_float(const field_info *fi, char *label_str, size_t *value_pos);
258 | static size_t fill_display_label_ieee_11073_float(const field_info *fi, char *label_str, const int label_str_size);
259 | static void fill_label_ieee_11073_float(const field_info *fi, char *label_str, size_t *value_pos);
260 |
261 | static const char *hfinfo_number_value_format_display(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
262 | static const char *hfinfo_number_value_format_display64(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
263 | static const char *hfinfo_char_vals_format(const header_field_info *hfinfo, char buf[32], uint32_t value);
264 | static const char* hfinfo_char_value_format_display(int display, char buf[7], uint32_t value);
265 | static const char *hfinfo_number_vals_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
266 | static const char *hfinfo_number_vals_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
267 | static const char *hfinfo_number_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
268 | static const char *hfinfo_number_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
269 | static const char *hfinfo_char_value_format(const header_field_info *hfinfo, char buf[32], uint32_t value);
270 | static const char *hfinfo_numeric_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value);
271 | static const char *hfinfo_numeric_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value);
272 |
273 | static void proto_cleanup_base(void);
274 |
275 | static proto_item *
276 | proto_tree_add_node(proto_tree *tree, field_info *fi);
277 |
278 | static proto_item *
279 | proto_tree_add_fake_node(proto_tree *tree, const header_field_info *hfinfo);
280 |
281 | static void
282 | get_hfi_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start, int *length,
283 | int *item_length, const unsigned encoding);
284 |
285 | static void
286 | get_hfi_length_unsigned(header_field_info * hfinfo, tvbuff_t * tvb, const unsigned start, unsigned* length,
287 | unsigned* item_length, const unsigned encoding);
288 |
289 | static int
290 | get_full_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start,
291 | int length, unsigned item_length, const int encoding);
292 |
293 | static field_info *
294 | new_field_info(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
295 | const unsigned start, const int item_length);
296 |
297 | static proto_item *
298 | proto_tree_add_pi(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
299 | unsigned start, int *length);
300 |
301 | static proto_item *
302 | proto_tree_add_pi_unsigned(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
303 | unsigned start, unsigned *length);
304 |
305 | static void
306 | proto_tree_set_representation_value(proto_item *pi, const char *format, va_list ap);
307 | static void
308 | proto_tree_set_representation(proto_item *pi, const char *format, va_list ap);
309 |
310 | static void
311 | proto_tree_set_protocol_tvb(field_info *fi, tvbuff_t *tvb, const char* field_data, int length);
312 | static void
313 | proto_tree_set_bytes(field_info *fi, const uint8_t* start_ptr, int length);
314 | static void
315 | proto_tree_set_bytes_tvb(field_info *fi, tvbuff_t *tvb, unsigned offset, int length);
316 | static void
317 | proto_tree_set_bytes_gbytearray(field_info *fi, const GByteArray *value);
318 | static void
319 | proto_tree_set_time(field_info *fi, const nstime_t *value_ptr);
320 | static void
321 | proto_tree_set_string(field_info *fi, const char* value);
322 | static void
323 | proto_tree_set_ax25(field_info *fi, const uint8_t* value);
324 | static void
325 | proto_tree_set_ax25_tvb(field_info *fi, tvbuff_t *tvb, unsigned start);
326 | static void
327 | proto_tree_set_vines(field_info *fi, const uint8_t* value);
328 | static void
329 | proto_tree_set_vines_tvb(field_info *fi, tvbuff_t *tvb, unsigned start);
330 | static void
331 | proto_tree_set_ether(field_info *fi, const uint8_t* value);
332 | static void
333 | proto_tree_set_ether_tvb(field_info *fi, tvbuff_t *tvb, unsigned start);
334 | static void
335 | proto_tree_set_ipxnet(field_info *fi, uint32_t value);
336 | static void
337 | proto_tree_set_ipv4(field_info *fi, ws_in4_addr value);
338 | static void
339 | proto_tree_set_ipv6(field_info *fi, const ws_in6_addr* value);
340 | static void
341 | proto_tree_set_ipv6_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
342 | static void
343 | proto_tree_set_fcwwn_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
344 | static void
345 | proto_tree_set_guid(field_info *fi, const e_guid_t *value_ptr);
346 | static void
347 | proto_tree_set_guid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, const unsigned encoding);
348 | static void
349 | proto_tree_set_oid(field_info *fi, const uint8_t* value_ptr, unsigned length);
350 | static void
351 | proto_tree_set_oid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
352 | static void
353 | proto_tree_set_system_id(field_info *fi, const uint8_t* value_ptr, unsigned length);
354 | static void
355 | proto_tree_set_system_id_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length);
356 | static void
357 | proto_tree_set_boolean(field_info *fi, uint64_t value);
358 | static void
359 | proto_tree_set_float(field_info *fi, float value);
360 | static void
361 | proto_tree_set_double(field_info *fi, double value);
362 | static void
363 | proto_tree_set_uint(field_info *fi, uint32_t value);
364 | static void
365 | proto_tree_set_int(field_info *fi, int32_t value);
366 | static void
367 | proto_tree_set_uint64(field_info *fi, uint64_t value);
368 | static void
369 | proto_tree_set_int64(field_info *fi, int64_t value);
370 | static void
371 | proto_tree_set_eui64(field_info *fi, const uint64_t value);
372 | static void
373 | proto_tree_set_eui64_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, const unsigned encoding);
374 |
375 | /* Handle type length mismatch (now filterable) expert info */
376 | static int proto_type_length_mismatch;
377 | static expert_field ei_type_length_mismatch_error;
378 | static expert_field ei_type_length_mismatch_warn;
379 | static void register_type_length_mismatch(void);
380 |
381 | /* Handle byte array string decoding errors with expert info */
382 | static int proto_byte_array_string_decoding_error;
383 | static expert_field ei_byte_array_string_decoding_failed_error;
384 | static void register_byte_array_string_decodinws_error(void);
385 |
386 | /* Handle date and time string decoding errors with expert info */
387 | static int proto_date_time_string_decoding_error;
388 | static expert_field ei_date_time_string_decoding_failed_error;
389 | static void register_date_time_string_decodinws_error(void);
390 |
391 | /* Handle string errors expert info */
392 | static int proto_string_errors;
393 | static expert_field ei_string_trailing_characters;
394 | static void register_string_errors(void);
395 |
396 | static int proto_register_field_init(header_field_info *hfinfo, const int parent);
397 |
398 | /* special-case header field used within proto.c */
399 | static header_field_info hfi_text_only =
400 | { "Text item", "text", FT_NONE, BASE_NONE, NULL((void*)0), 0x0, NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) };
401 | int hf_text_only;
402 |
403 | /* Structure for information about a protocol */
404 | struct _protocol {
405 | const char *name; /* long description */
406 | const char *short_name; /* short description */
407 | const char *filter_name; /* name of this protocol in filters */
408 | GPtrArray *fields; /* fields for this protocol */
409 | int proto_id; /* field ID for this protocol */
410 | bool_Bool is_enabled; /* true if protocol is enabled */
411 | bool_Bool enabled_by_default; /* true if protocol is enabled by default */
412 | bool_Bool can_toggle; /* true if is_enabled can be changed */
413 | int parent_proto_id; /* Used to identify "pino"s (Protocol In Name Only).
414 | For dissectors that need a protocol name so they
415 | can be added to a dissector table, but use the
416 | parent_proto_id for things like enable/disable */
417 | GList *heur_list; /* Heuristic dissectors associated with this protocol */
418 | };
419 |
420 | /* List of all protocols */
421 | static GList *protocols;
422 |
423 | /* Structure stored for deregistered g_slice */
424 | struct g_slice_data {
425 | size_t block_size;
426 | void *mem_block;
427 | };
428 |
429 | /* Deregistered fields */
430 | static GPtrArray *deregistered_fields;
431 | static GPtrArray *deregistered_data;
432 | static GPtrArray *deregistered_slice;
433 |
434 | /* indexed by prefix, contains initializers */
435 | static GHashTable* prefixes;
436 |
437 | /* Contains information about a field when a dissector calls
438 | * proto_tree_add_item. */
439 | #define FIELD_INFO_NEW(pool, fi)fi = ((field_info*)wmem_alloc((pool), sizeof(field_info))) fi = wmem_new(pool, field_info)((field_info*)wmem_alloc((pool), sizeof(field_info)))
440 | #define FIELD_INFO_FREE(pool, fi)wmem_free(pool, fi) wmem_free(pool, fi)
441 |
442 | /* Contains the space for proto_nodes. */
443 | #define PROTO_NODE_INIT(node)node->first_child = ((void*)0); node->last_child = ((void *)0); node->next = ((void*)0); \
444 | node->first_child = NULL((void*)0); \
445 | node->last_child = NULL((void*)0); \
446 | node->next = NULL((void*)0);
447 |
448 | #define PROTO_NODE_FREE(pool, node)wmem_free(pool, node) \
449 | wmem_free(pool, node)
450 |
451 | /* String space for protocol and field items for the GUI */
452 | #define ITEM_LABEL_NEW(pool, il)il = ((item_label_t*)wmem_alloc((pool), sizeof(item_label_t)) ); il->value_pos = 0; il->value_len = 0; \
453 | il = wmem_new(pool, item_label_t)((item_label_t*)wmem_alloc((pool), sizeof(item_label_t))); \
454 | il->value_pos = 0; \
455 | il->value_len = 0;
456 | #define ITEM_LABEL_FREE(pool, il)wmem_free(pool, il); \
457 | wmem_free(pool, il);
458 |
459 | #define PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 459, __func__, "Unregistered hf! index=%d", hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 459, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 459, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex]; \
460 | if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) \
461 | ws_error("Unregistered hf! index=%d", hfindex)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 461 , __func__, "Unregistered hf! index=%d", hfindex); \
462 | DISSECTOR_ASSERT_HINT(hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len, "Unregistered hf!")((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo .len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 462, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))); \
463 | DISSECTOR_ASSERT_HINT(gpa_hfinfo.hfi[hfindex] != NULL, "Unregistered hf!")((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 463, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))); \
464 | hfinfo = gpa_hfinfo.hfi[hfindex];
465 |
466 | #define PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000) (300000+PRE_ALLOC_EXPERT_FIELDS_MEM5000)
467 |
468 | /* List which stores protocols and fields that have been registered */
469 | typedef struct _gpa_hfinfo_t {
470 | uint32_t len;
471 | uint32_t allocated_len;
472 | header_field_info **hfi;
473 | } gpa_hfinfo_t;
474 |
475 | static gpa_hfinfo_t gpa_hfinfo;
476 |
477 | /* Hash table of abbreviations and IDs */
478 | static wmem_map_t *gpa_name_map;
479 | static header_field_info *same_name_hfinfo;
480 |
481 | /* Hash table protocol aliases. const char * -> const char * */
482 | static GHashTable *gpa_protocol_aliases;
483 |
484 | /*
485 | * We're called repeatedly with the same field name when sorting a column.
486 | * Cache our last gpa_name_map hit for faster lookups.
487 | */
488 | static char *last_field_name;
489 | static header_field_info *last_hfinfo;
490 |
491 | /* Points to the first element of an array of bits, indexed by
492 | a subtree item type; that array element is true if subtrees of
493 | an item of that type are to be expanded. */
494 | static uint32_t *tree_is_expanded;
495 |
496 | /* Number of elements in that array. The entry with index 0 is not used. */
497 | int num_tree_types = 1;
498 |
499 | /* Name hashtables for fast detection of duplicate names */
500 | static GHashTable* proto_names;
501 | static GHashTable* proto_short_names;
502 | static GHashTable* proto_filter_names;
503 |
504 | static const char * const reserved_filter_names[] = {
505 | /* Display filter keywords. */
506 | "eq",
507 | "ne",
508 | "all_eq",
509 | "any_eq",
510 | "all_ne",
511 | "any_ne",
512 | "gt",
513 | "ge",
514 | "lt",
515 | "le",
516 | "bitand",
517 | "bitwise_and",
518 | "contains",
519 | "matches",
520 | "not",
521 | "and",
522 | "or",
523 | "xor",
524 | "in",
525 | "any",
526 | "all",
527 | "true",
528 | "false",
529 | "nan",
530 | "inf",
531 | "infinity",
532 | NULL((void*)0)
533 | };
534 |
535 | static GHashTable *proto_reserved_filter_names;
536 | static GQueue* saved_dir_queue;
537 |
538 | static int
539 | proto_compare_name(const void *p1_arg, const void *p2_arg)
540 | {
541 | const protocol_t *p1 = (const protocol_t *)p1_arg;
542 | const protocol_t *p2 = (const protocol_t *)p2_arg;
543 |
544 | return g_ascii_strcasecmp(p1->short_name, p2->short_name);
545 | }
546 |
547 | static GSList *dissector_plugins;
548 |
549 | #ifdef HAVE_PLUGINS1
550 | void
551 | proto_register_plugin(const proto_plugin *plug)
552 | {
553 | dissector_plugins = g_slist_prepend(dissector_plugins, (proto_plugin *)plug);
554 | }
555 | #else /* HAVE_PLUGINS */
556 | void
557 | proto_register_plugin(const proto_plugin *plug _U___attribute__((unused)))
558 | {
559 | ws_warning("proto_register_plugin: built without support for binary plugins")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 559, __func__, "proto_register_plugin: built without support for binary plugins" ); } } while (0);
560 | }
561 | #endif /* HAVE_PLUGINS */
562 |
563 | static void
564 | call_plugin_register_protoinfo(void *data, void *user_data _U___attribute__((unused)))
565 | {
566 | proto_plugin *plug = (proto_plugin *)data;
567 |
568 | if (plug->register_protoinfo) {
569 | plug->register_protoinfo();
570 | }
571 | }
572 |
573 | static void
574 | call_plugin_register_handoff(void *data, void *user_data _U___attribute__((unused)))
575 | {
576 | proto_plugin *plug = (proto_plugin *)data;
577 |
578 | if (plug->register_handoff) {
579 | plug->register_handoff();
580 | }
581 | }
582 |
583 | void proto_pre_init(void)
584 | {
585 | saved_dir_queue = g_queue_new();
586 |
587 | proto_names = g_hash_table_new(wmem_str_hash, g_str_equal);
588 | proto_short_names = g_hash_table_new(wmem_str_hash, g_str_equal);
589 | proto_filter_names = g_hash_table_new(wmem_str_hash, g_str_equal);
590 |
591 | proto_reserved_filter_names = g_hash_table_new(wmem_str_hash, g_str_equal);
592 | for (const char* const * ptr = reserved_filter_names; *ptr != NULL((void*)0); ptr++) {
593 | /* GHashTable has no key destructor so the cast is safe. */
594 | g_hash_table_add(proto_reserved_filter_names, *(char**)ptr);
595 | }
596 |
597 | gpa_hfinfo.len = 0;
598 | gpa_hfinfo.allocated_len = 0;
599 | gpa_hfinfo.hfi = NULL((void*)0);
600 | gpa_name_map = wmem_map_new(wmem_epan_scope(), wmem_str_hash, g_str_equal);
601 | wmem_map_reserve(gpa_name_map, PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000));
602 | gpa_protocol_aliases = g_hash_table_new(wmem_str_hash, g_str_equal);
603 | deregistered_fields = g_ptr_array_new();
604 | deregistered_data = g_ptr_array_new();
605 | deregistered_slice = g_ptr_array_new();
606 | }
607 |
608 | /* initialize data structures and register protocols and fields */
609 | void
610 | proto_init(GSList *register_all_plugin_protocols_list,
611 | GSList *register_all_plugin_handoffs_list,
612 | register_entity_func register_func, register_entity_func handoff_func,
613 | register_cb cb,
614 | void *client_data)
615 | {
616 | /* Initialize the ftype subsystem */
617 | ftypes_initialize();
618 |
619 | /* Initialize the address type subsystem */
620 | address_types_initialize();
621 |
622 | /* Register one special-case FT_TEXT_ONLY field for use when
623 | converting wireshark to new-style proto_tree. These fields
624 | are merely strings on the GUI tree; they are not filterable */
625 | hf_text_only = proto_register_field_init(&hfi_text_only, -1);
626 |
627 | /* Register the pseudo-protocols used for exceptions. */
628 | register_show_exception();
629 | register_type_length_mismatch();
630 | register_byte_array_string_decodinws_error();
631 | register_date_time_string_decodinws_error();
632 | register_string_errors();
633 | ftypes_register_pseudofields();
634 | col_register_protocol();
635 |
636 | /* Have each built-in dissector register its protocols, fields,
637 | dissector tables, and dissectors to be called through a
638 | handle, and do whatever one-time initialization it needs to
639 | do. */
640 | if (register_func != NULL((void*)0))
641 | register_func(cb, client_data);
642 |
643 | /* Now call the registration routines for all epan plugins. */
644 | for (GSList *l = register_all_plugin_protocols_list; l != NULL((void*)0); l = l->next) {
645 | ((void (*)(register_cb, void *))l->data)(cb, client_data);
646 | }
647 |
648 | /* Now call the registration routines for all dissector plugins. */
649 | if (cb)
650 | (*cb)(RA_PLUGIN_REGISTER, NULL((void*)0), client_data);
651 | g_slist_foreach(dissector_plugins, call_plugin_register_protoinfo, NULL((void*)0));
652 |
653 | /* Now call the "handoff registration" routines of all built-in
654 | dissectors; those routines register the dissector in other
655 | dissectors' handoff tables, and fetch any dissector handles
656 | they need. */
657 | if (handoff_func != NULL((void*)0))
658 | handoff_func(cb, client_data);
659 |
660 | /* Now do the same with epan plugins. */
661 | for (GSList *l = register_all_plugin_handoffs_list; l != NULL((void*)0); l = l->next) {
662 | ((void (*)(register_cb, void *))l->data)(cb, client_data);
663 | }
664 |
665 | /* Now do the same with dissector plugins. */
666 | if (cb)
667 | (*cb)(RA_PLUGIN_HANDOFF, NULL((void*)0), client_data);
668 | g_slist_foreach(dissector_plugins, call_plugin_register_handoff, NULL((void*)0));
669 |
670 | /* sort the protocols by protocol name */
671 | protocols = g_list_sort(protocols, proto_compare_name);
672 |
673 | /* sort the dissector handles in dissector tables (for -G reports
674 | * and -d error messages. The GUI sorts the handles itself.) */
675 | packet_all_tables_sort_handles();
676 |
677 | /* We've assigned all the subtree type values; allocate the array
678 | for them, and zero it out. */
679 | tree_is_expanded = g_new0(uint32_t, (num_tree_types/32)+1)((uint32_t *) g_malloc0_n (((num_tree_types/32)+1), sizeof (uint32_t )));
680 | }
681 |
682 | static void
683 | proto_cleanup_base(void)
684 | {
685 | protocol_t *protocol;
686 | header_field_info *hfinfo;
687 |
688 | /* Free the abbrev/ID hash table */
689 | if (gpa_name_map) {
690 | // XXX - We don't have a wmem_map_destroy, but
691 | // it does get cleaned up when epan scope is
692 | // destroyed
693 | //g_hash_table_destroy(gpa_name_map);
694 | gpa_name_map = NULL((void*)0);
695 | }
696 | if (gpa_protocol_aliases) {
697 | g_hash_table_destroy(gpa_protocol_aliases);
698 | gpa_protocol_aliases = NULL((void*)0);
699 | }
700 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
701 | last_field_name = NULL((void*)0);
702 |
703 | while (protocols) {
704 | protocol = (protocol_t *)protocols->data;
705 | PROTO_REGISTRAR_GET_NTH(protocol->proto_id, hfinfo)if((protocol->proto_id == 0 || (unsigned)protocol->proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 705 , __func__, "Unregistered hf! index=%d", protocol->proto_id ); ((void) ((protocol->proto_id > 0 && (unsigned )protocol->proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 705, "protocol->proto_id > 0 && (unsigned)protocol->proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[protocol-> proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 705, "gpa_hfinfo.hfi[protocol->proto_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[protocol-> proto_id];;
706 | DISSECTOR_ASSERT(protocol->proto_id == hfinfo->id)((void) ((protocol->proto_id == hfinfo->id) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 706, "protocol->proto_id == hfinfo->id" ))));
707 |
708 | g_slice_free(header_field_info, hfinfo)do { if (1) g_slice_free1 (sizeof (header_field_info), (hfinfo )); else (void) ((header_field_info*) 0 == (hfinfo)); } while (0);
709 | if (protocol->parent_proto_id != -1) {
710 | // pino protocol
711 | DISSECTOR_ASSERT(protocol->fields == NULL)((void) ((protocol->fields == ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 711, "protocol->fields == ((void*)0)" )))); //helpers should not have any registered fields
712 | DISSECTOR_ASSERT(protocol->heur_list == NULL)((void) ((protocol->heur_list == ((void*)0)) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 712, "protocol->heur_list == ((void*)0)")))); //helpers should not have a heuristic list
713 | } else {
714 | if (protocol->fields) {
715 | g_ptr_array_free(protocol->fields, true1);
716 | }
717 | g_list_free(protocol->heur_list);
718 | }
719 | protocols = g_list_remove(protocols, protocol);
720 | g_free(protocol)(__builtin_object_size ((protocol), 0) != ((size_t) - 1)) ? g_free_sized (protocol, __builtin_object_size ((protocol), 0)) : (g_free) (protocol);
721 | }
722 |
723 | if (proto_names) {
724 | g_hash_table_destroy(proto_names);
725 | proto_names = NULL((void*)0);
726 | }
727 |
728 | if (proto_short_names) {
729 | g_hash_table_destroy(proto_short_names);
730 | proto_short_names = NULL((void*)0);
731 | }
732 |
733 | if (proto_filter_names) {
734 | g_hash_table_destroy(proto_filter_names);
735 | proto_filter_names = NULL((void*)0);
736 | }
737 |
738 | if (proto_reserved_filter_names) {
739 | g_hash_table_destroy(proto_reserved_filter_names);
740 | proto_reserved_filter_names = NULL((void*)0);
741 | }
742 |
743 | if (gpa_hfinfo.allocated_len) {
744 | gpa_hfinfo.len = 0;
745 | gpa_hfinfo.allocated_len = 0;
746 | g_free(gpa_hfinfo.hfi)(__builtin_object_size ((gpa_hfinfo.hfi), 0) != ((size_t) - 1 )) ? g_free_sized (gpa_hfinfo.hfi, __builtin_object_size ((gpa_hfinfo .hfi), 0)) : (g_free) (gpa_hfinfo.hfi);
747 | gpa_hfinfo.hfi = NULL((void*)0);
748 | }
749 |
750 | if (deregistered_fields) {
751 | g_ptr_array_free(deregistered_fields, true1);
752 | deregistered_fields = NULL((void*)0);
753 | }
754 |
755 | if (deregistered_data) {
756 | g_ptr_array_free(deregistered_data, true1);
757 | deregistered_data = NULL((void*)0);
758 | }
759 |
760 | if (deregistered_slice) {
761 | g_ptr_array_free(deregistered_slice, true1);
762 | deregistered_slice = NULL((void*)0);
763 | }
764 |
765 | g_free(tree_is_expanded)(__builtin_object_size ((tree_is_expanded), 0) != ((size_t) - 1)) ? g_free_sized (tree_is_expanded, __builtin_object_size ( (tree_is_expanded), 0)) : (g_free) (tree_is_expanded);
766 | tree_is_expanded = NULL((void*)0);
767 |
768 | if (prefixes)
769 | g_hash_table_destroy(prefixes);
770 |
771 | if (saved_dir_queue != NULL((void*)0)) {
772 | g_queue_clear_full(saved_dir_queue, g_free);
773 | g_queue_free(saved_dir_queue);
774 | saved_dir_queue = NULL((void*)0);
775 | }
776 | }
777 |
778 | void
779 | proto_cleanup(void)
780 | {
781 | proto_free_deregistered_fields();
782 | proto_cleanup_base();
783 |
784 | g_slist_free(dissector_plugins);
785 | dissector_plugins = NULL((void*)0);
786 | }
787 |
788 | static bool_Bool
789 | ws_pushd(const char* dir)
790 | {
791 | //Save the current working directory
792 | const char* save_wd = get_current_working_dir();
793 | if (save_wd != NULL((void*)0))
794 | g_queue_push_head(saved_dir_queue, g_strdup(save_wd)g_strdup_inline (save_wd));
795 |
796 | //Change to the new one
797 | #ifdef _WIN32
798 | SetCurrentDirectory(utf_8to16(dir));
799 | return true1;
800 | #else
801 | return (chdir(dir) == 0);
802 | #endif
803 | }
804 |
805 | static bool_Bool
806 | ws_popd(void)
807 | {
808 | int ret = 0;
809 | char* saved_wd = g_queue_pop_head(saved_dir_queue);
810 | if (saved_wd == NULL((void*)0))
811 | return false0;
812 |
813 | //Restore the previous one
814 | #ifdef _WIN32
815 | SetCurrentDirectory(utf_8to16(saved_wd));
816 | #else
817 | ret = chdir(saved_wd);
818 | #endif
819 | g_free(saved_wd)(__builtin_object_size ((saved_wd), 0) != ((size_t) - 1)) ? g_free_sized (saved_wd, __builtin_object_size ((saved_wd), 0)) : (g_free) (saved_wd);
820 | return (ret == 0);
821 | }
822 |
823 | void
824 | proto_execute_in_directory(const char* dir, proto_execute_in_directory_func func, void* param)
825 | {
826 | if (ws_pushd(dir))
827 | {
828 | func(param);
829 | ws_popd();
830 | }
831 | }
832 |
833 | static bool_Bool
834 | // NOLINTNEXTLINE(misc-no-recursion)
835 | proto_tree_traverse_pre_order(proto_tree *tree, proto_tree_traverse_func func,
836 | void *data)
837 | {
838 | proto_node *pnode = tree;
839 | proto_node *child;
840 | proto_node *current;
841 |
842 | if (func(pnode, data))
843 | return true1;
844 |
845 | child = pnode->first_child;
846 | while (child != NULL((void*)0)) {
847 | /*
848 | * The routine we call might modify the child, e.g. by
849 | * freeing it, so we get the child's successor before
850 | * calling that routine.
851 | */
852 | current = child;
853 | child = current->next;
854 | // We recurse here, but we're limited by prefs.gui_max_tree_depth
855 | if (proto_tree_traverse_pre_order((proto_tree *)current, func, data))
856 | return true1;
857 | }
858 |
859 | return false0;
860 | }
861 |
862 | void
863 | proto_tree_children_foreach(proto_tree *tree, proto_tree_foreach_func func,
864 | void *data)
865 | {
866 | proto_node *node = tree;
867 | proto_node *current;
868 |
869 | if (!node)
870 | return;
871 |
872 | node = node->first_child;
873 | while (node != NULL((void*)0)) {
874 | current = node;
875 | node = current->next;
876 | func((proto_tree *)current, data);
877 | }
878 | }
879 |
880 | static void
881 | free_GPtrArray_value(void *key, void *value, void *user_data _U___attribute__((unused)))
882 | {
883 | GPtrArray *ptrs = (GPtrArray *)value;
884 | int hfid = GPOINTER_TO_UINT(key)((guint) (gulong) (key));
885 | header_field_info *hfinfo;
886 |
887 | PROTO_REGISTRAR_GET_NTH(hfid, hfinfo)if((hfid == 0 || (unsigned)hfid > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 887, __func__, "Unregistered hf! index=%d", hfid); ((void) ((hfid > 0 && (unsigned)hfid < gpa_hfinfo .len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 887, "hfid > 0 && (unsigned)hfid < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfid] != ( (void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 887, "gpa_hfinfo.hfi[hfid] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[hfid];;
888 | if (hfinfo->ref_type != HF_REF_TYPE_NONE) {
889 | /* when a field is referenced by a filter this also
890 | affects the refcount for the parent protocol so we need
891 | to adjust the refcount for the parent as well
892 | */
893 | if (hfinfo->parent != -1) {
894 | header_field_info *parent_hfinfo;
895 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 895 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 895, "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 895, "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)" , "Unregistered hf!")))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo ->parent];;
896 | parent_hfinfo->ref_type = HF_REF_TYPE_NONE;
897 | }
898 | hfinfo->ref_type = HF_REF_TYPE_NONE;
899 | }
900 |
901 | g_ptr_array_free(ptrs, true1);
902 | }
903 |
904 | static void
905 | proto_tree_free_node(proto_node *node, void *data _U___attribute__((unused)))
906 | {
907 | field_info *finfo = PNODE_FINFO(node)((node)->finfo);
908 |
909 | proto_tree_children_foreach(node, proto_tree_free_node, NULL((void*)0));
910 |
911 | if (finfo) {
912 | fvalue_free(finfo->value);
913 | finfo->value = NULL((void*)0);
914 | }
915 | }
916 |
917 | void
918 | proto_tree_reset(proto_tree *tree)
919 | {
920 | tree_data_t *tree_data = PTREE_DATA(tree)((tree)->tree_data);
921 |
922 | proto_tree_children_foreach(tree, proto_tree_free_node, NULL((void*)0));
923 |
924 | /* free tree data */
925 | if (tree_data->interesting_hfids) {
926 | /* Free all the GPtrArray's in the interesting_hfids hash. */
927 | g_hash_table_foreach(tree_data->interesting_hfids,
928 | free_GPtrArray_value, NULL((void*)0));
929 |
930 | /* And then remove all values. */
931 | g_hash_table_remove_all(tree_data->interesting_hfids);
932 | }
933 |
934 | /* Reset track of the number of children */
935 | tree_data->count = 0;
936 |
937 | /* Reset our loop checks */
938 | tree_data->idle_count_ds_tvb = NULL((void*)0);
939 | tree_data->max_start = 0;
940 | tree_data->start_idle_count = 0;
941 |
942 | PROTO_NODE_INIT(tree)tree->first_child = ((void*)0); tree->last_child = ((void *)0); tree->next = ((void*)0);;
943 | }
944 |
945 | /* frees the resources that the dissection a proto_tree uses */
946 | void
947 | proto_tree_free(proto_tree *tree)
948 | {
949 | tree_data_t *tree_data = PTREE_DATA(tree)((tree)->tree_data);
950 |
951 | proto_tree_children_foreach(tree, proto_tree_free_node, NULL((void*)0));
952 |
953 | /* free tree data */
954 | if (tree_data->interesting_hfids) {
955 | /* Free all the GPtrArray's in the interesting_hfids hash. */
956 | g_hash_table_foreach(tree_data->interesting_hfids,
957 | free_GPtrArray_value, NULL((void*)0));
958 |
959 | /* And then destroy the hash. */
960 | g_hash_table_destroy(tree_data->interesting_hfids);
961 | }
962 |
963 | g_slice_free(tree_data_t, tree_data)do { if (1) g_slice_free1 (sizeof (tree_data_t), (tree_data)) ; else (void) ((tree_data_t*) 0 == (tree_data)); } while (0);
964 |
965 | g_slice_free(proto_tree, tree)do { if (1) g_slice_free1 (sizeof (proto_tree), (tree)); else (void) ((proto_tree*) 0 == (tree)); } while (0);
966 | }
967 |
968 | /* Is the parsing being done for a visible proto_tree or an invisible one?
969 | * By setting this correctly, the proto_tree creation is sped up by not
970 | * having to call vsnprintf and copy strings around.
971 | */
972 | bool_Bool
973 | proto_tree_set_visible(proto_tree *tree, bool_Bool visible)
974 | {
975 | bool_Bool old_visible = PTREE_DATA(tree)((tree)->tree_data)->visible;
976 |
977 | PTREE_DATA(tree)((tree)->tree_data)->visible = visible;
978 |
979 | return old_visible;
980 | }
981 |
982 | void
983 | proto_tree_set_fake_protocols(proto_tree *tree, bool_Bool fake_protocols)
984 | {
985 | if (tree)
986 | PTREE_DATA(tree)((tree)->tree_data)->fake_protocols = fake_protocols;
987 | }
988 |
989 | /* Assume dissector set only its protocol fields.
990 | This function is called by dissectors and allows the speeding up of filtering
991 | in wireshark; if this function returns false it is safe to reset tree to NULL
992 | and thus skip calling most of the expensive proto_tree_add_...()
993 | functions.
994 | If the tree is visible we implicitly assume the field is referenced.
995 | */
996 | bool_Bool
997 | proto_field_is_referenced(proto_tree *tree, int proto_id)
998 | {
999 | register header_field_info *hfinfo;
1000 |
1001 |
1002 | if (!tree)
1003 | return false0;
1004 |
1005 | if (PTREE_DATA(tree)((tree)->tree_data)->visible)
1006 | return true1;
1007 |
1008 | PROTO_REGISTRAR_GET_NTH(proto_id, hfinfo)if((proto_id == 0 || (unsigned)proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1008, __func__, "Unregistered hf! index=%d" , proto_id); ((void) ((proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 1008, "proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1008, "gpa_hfinfo.hfi[proto_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[proto_id];;
1009 | if (hfinfo->ref_type != HF_REF_TYPE_NONE)
1010 | return true1;
1011 |
1012 | if (hfinfo->type == FT_PROTOCOL && !PTREE_DATA(tree)((tree)->tree_data)->fake_protocols)
1013 | return true1;
1014 |
1015 | return false0;
1016 | }
1017 |
1018 |
1019 | /* Finds a record in the hfinfo array by id. */
1020 | header_field_info *
1021 | proto_registrar_get_nth(unsigned hfindex)
1022 | {
1023 | register header_field_info *hfinfo;
1024 |
1025 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1025, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 1025, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1025, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
1026 | return hfinfo;
1027 | }
1028 |
1029 |
1030 | /* Prefix initialization
1031 | * this allows for a dissector to register a display filter name prefix
1032 | * so that it can delay the initialization of the hf array as long as
1033 | * possible.
1034 | */
1035 |
1036 | /* compute a hash for the part before the dot of a display filter */
1037 | static unsigned
1038 | prefix_hash (const void *key) {
1039 | /* end the string at the dot and compute its hash */
1040 | char* copy = g_strdup((const char *)key)g_strdup_inline ((const char *)key);
1041 | char* c = copy;
1042 | unsigned tmp;
1043 |
1044 | for (; *c; c++) {
1045 | if (*c == '.') {
1046 | *c = 0;
1047 | break;
1048 | }
1049 | }
1050 |
1051 | tmp = wmem_str_hash(copy);
1052 | g_free(copy)(__builtin_object_size ((copy), 0) != ((size_t) - 1)) ? g_free_sized (copy, __builtin_object_size ((copy), 0)) : (g_free) (copy);
1053 | return tmp;
1054 | }
1055 |
1056 | /* are both strings equal up to the end or the dot? */
1057 | static gboolean
1058 | prefix_equal (const void *ap, const void *bp) {
1059 | const char* a = (const char *)ap;
1060 | const char* b = (const char *)bp;
1061 |
1062 | do {
1063 | char ac = *a++;
1064 | char bc = *b++;
1065 |
1066 | if ( (ac == '.' || ac == '\0') && (bc == '.' || bc == '\0') ) return TRUE(!(0));
1067 |
1068 | if ( (ac == '.' || ac == '\0') && ! (bc == '.' || bc == '\0') ) return FALSE(0);
1069 | if ( (bc == '.' || bc == '\0') && ! (ac == '.' || ac == '\0') ) return FALSE(0);
1070 |
1071 | if (ac != bc) return FALSE(0);
1072 | } while (1);
1073 |
1074 | return FALSE(0);
1075 | }
1076 |
1077 | /* Register a new prefix for "delayed" initialization of field arrays */
1078 | void
1079 | proto_register_prefix(const char *prefix, prefix_initializer_t pi ) {
1080 | if (! prefixes ) {
1081 | prefixes = g_hash_table_new(prefix_hash, prefix_equal);
1082 | }
1083 |
1084 | g_hash_table_insert(prefixes, (void *)prefix, (void *)pi);
1085 | }
1086 |
1087 | /* helper to call all prefix initializers */
1088 | static gboolean
1089 | initialize_prefix(void *k, void *v, void *u _U___attribute__((unused))) {
1090 | ((prefix_initializer_t)v)((const char *)k);
1091 | return TRUE(!(0));
1092 | }
1093 |
1094 | /** Initialize every remaining uninitialized prefix. */
1095 | void
1096 | proto_initialize_all_prefixes(void) {
1097 | g_hash_table_foreach_remove(prefixes, initialize_prefix, NULL((void*)0));
1098 | }
1099 |
1100 | /* Finds a record in the hfinfo array by name.
1101 | * If it fails to find it in the already registered fields,
1102 | * it tries to find and call an initializer in the prefixes
1103 | * table and if so it looks again.
1104 | */
1105 |
1106 | header_field_info *
1107 | proto_registrar_get_byname(const char *field_name)
1108 | {
1109 | header_field_info *hfinfo;
1110 | prefix_initializer_t pi;
1111 |
1112 | if (!field_name)
1113 | return NULL((void*)0);
1114 |
1115 | if (g_strcmp0(field_name, last_field_name) == 0) {
1116 | return last_hfinfo;
1117 | }
1118 |
1119 | hfinfo = (header_field_info *)wmem_map_lookup(gpa_name_map, field_name);
1120 |
1121 | if (hfinfo) {
1122 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
1123 | last_field_name = g_strdup(field_name)g_strdup_inline (field_name);
1124 | last_hfinfo = hfinfo;
1125 | return hfinfo;
1126 | }
1127 |
1128 | if (!prefixes)
1129 | return NULL((void*)0);
1130 |
1131 | if ((pi = (prefix_initializer_t)g_hash_table_lookup(prefixes, field_name) ) != NULL((void*)0)) {
1132 | pi(field_name);
1133 | g_hash_table_remove(prefixes, field_name);
1134 | } else {
1135 | return NULL((void*)0);
1136 | }
1137 |
1138 | hfinfo = (header_field_info *)wmem_map_lookup(gpa_name_map, field_name);
1139 |
1140 | if (hfinfo) {
1141 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
1142 | last_field_name = g_strdup(field_name)g_strdup_inline (field_name);
1143 | last_hfinfo = hfinfo;
1144 | }
1145 | return hfinfo;
1146 | }
1147 |
1148 | header_field_info*
1149 | proto_registrar_get_byalias(const char *alias_name)
1150 | {
1151 | if (!alias_name) {
1152 | return NULL((void*)0);
1153 | }
1154 |
1155 | /* Find our aliased protocol. */
1156 | char *an_copy = g_strdup(alias_name)g_strdup_inline (alias_name);
1157 | char *dot = strchr(an_copy, '.');
1158 | if (dot) {
1159 | *dot = '\0';
1160 | }
1161 | const char *proto_pfx = (const char *) g_hash_table_lookup(gpa_protocol_aliases, an_copy);
1162 | if (!proto_pfx) {
1163 | g_free(an_copy)(__builtin_object_size ((an_copy), 0) != ((size_t) - 1)) ? g_free_sized (an_copy, __builtin_object_size ((an_copy), 0)) : (g_free) ( an_copy);
1164 | return NULL((void*)0);
1165 | }
1166 |
1167 | /* Construct our aliased field and look it up. */
1168 | GString *filter_name = g_string_new(proto_pfx);
1169 | if (dot) {
1170 | g_string_append_printf(filter_name, ".%s", dot+1);
1171 | }
1172 | header_field_info *hfinfo = proto_registrar_get_byname(filter_name->str);
1173 | g_free(an_copy)(__builtin_object_size ((an_copy), 0) != ((size_t) - 1)) ? g_free_sized (an_copy, __builtin_object_size ((an_copy), 0)) : (g_free) ( an_copy);
1174 | g_string_free(filter_name, TRUE)(__builtin_constant_p ((!(0))) ? (((!(0))) ? (g_string_free) ( (filter_name), ((!(0)))) : g_string_free_and_steal (filter_name )) : (g_string_free) ((filter_name), ((!(0)))));
1175 |
1176 | return hfinfo;
1177 | }
1178 |
1179 | int
1180 | proto_registrar_get_id_byname(const char *field_name)
1181 | {
1182 | header_field_info *hfinfo;
1183 |
1184 | hfinfo = proto_registrar_get_byname(field_name);
1185 |
1186 | if (!hfinfo)
1187 | return -1;
1188 |
1189 | return hfinfo->id;
1190 | }
1191 |
1192 | static int
1193 | label_strcat_flags(const header_field_info *hfinfo)
1194 | {
1195 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) & BASE_STR_WSP)
1196 | return FORMAT_LABEL_REPLACE_SPACE(0x1 << 0);
1197 |
1198 | return 0;
1199 | }
1200 |
1201 | static char *
1202 | format_bytes_hfinfo_maxlen(wmem_allocator_t *scope, const header_field_info *hfinfo,
1203 | const uint8_t *bytes, unsigned length, size_t max_str_len)
1204 | {
1205 | char *str = NULL((void*)0);
1206 | const uint8_t *p;
1207 | bool_Bool is_printable;
1208 |
1209 | if (bytes) {
1210 | if (hfinfo->display & BASE_SHOW_UTF_8_PRINTABLE0x00020000) {
1211 | /*
1212 | * If all bytes are valid and printable UTF-8, show the
1213 | * bytes as a string - in quotes to indicate that it's
1214 | * a string.
1215 | */
1216 | if (isprint_utf8_string((const char*)bytes, length)) {
1217 | str = wmem_strdup_printf(scope, "\"%.*s\"",
1218 | (int)length, bytes);
1219 | return str;
1220 | }
1221 | } else if (hfinfo->display & BASE_SHOW_ASCII_PRINTABLE0x00010000) {
1222 | /*
1223 | * Check whether all bytes are printable.
1224 | */
1225 | is_printable = true1;
1226 | for (p = bytes; p < bytes+length; p++) {
1227 | if (!g_ascii_isprint(*p)((g_ascii_table[(guchar) (*p)] & G_ASCII_PRINT) != 0)) {
1228 | /* Not printable. */
1229 | is_printable = false0;
1230 | break;
1231 | }
1232 | }
1233 |
1234 | /*
1235 | * If all bytes are printable ASCII, show the bytes
1236 | * as a string - in quotes to indicate that it's
1237 | * a string.
1238 | */
1239 | if (is_printable) {
1240 | str = wmem_strdup_printf(scope, "\"%.*s\"",
1241 | (int)length, bytes);
1242 | return str;
1243 | }
1244 | }
1245 |
1246 | /*
1247 | * Either it's not printable ASCII, or we don't care whether
1248 | * it's printable ASCII; show it as hex bytes.
1249 | */
1250 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
1251 | case SEP_DOT:
1252 | str = bytes_to_str_punct_maxlen(scope, bytes, length, '.', max_str_len/3);
1253 | break;
1254 | case SEP_DASH:
1255 | str = bytes_to_str_punct_maxlen(scope, bytes, length, '-', max_str_len/3);
1256 | break;
1257 | case SEP_COLON:
1258 | str = bytes_to_str_punct_maxlen(scope, bytes, length, ':', max_str_len/3);
1259 | break;
1260 | case SEP_SPACE:
1261 | str = bytes_to_str_punct_maxlen(scope, bytes, length, ' ', max_str_len/3);
1262 | break;
1263 | case BASE_NONE:
1264 | default:
1265 | if (prefs.display_byte_fields_with_spaces) {
1266 | str = bytes_to_str_punct_maxlen(scope, bytes, length, ' ', max_str_len/3);
1267 | } else {
1268 | str = bytes_to_str_maxlen(scope, bytes, length, max_str_len/2);
1269 | }
1270 | break;
1271 | }
1272 | }
1273 | else {
1274 | if (hfinfo->display & BASE_ALLOW_ZERO0x00000800) {
1275 | str = wmem_strdup(scope, "<none>");
1276 | } else {
1277 | str = wmem_strdup(scope, "<MISSING>");
1278 | }
1279 | }
1280 | return str;
1281 | }
1282 |
1283 | static char *
1284 | format_bytes_hfinfo(wmem_allocator_t *scope, const header_field_info *hfinfo,
1285 | const uint8_t *bytes, unsigned length)
1286 | {
1287 | return format_bytes_hfinfo_maxlen(scope, hfinfo, bytes, length, ITEM_LABEL_LENGTH240);
1288 | }
1289 |
1290 | static void
1291 | ptvcursor_new_subtree_levels(ptvcursor_t *ptvc)
1292 | {
1293 | subtree_lvl *pushed_tree;
1294 |
1295 | DISSECTOR_ASSERT(ptvc->pushed_tree_max <= SUBTREE_MAX_LEVELS-SUBTREE_ONCE_ALLOCATION_NUMBER)((void) ((ptvc->pushed_tree_max <= 256 -8) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 1295, "ptvc->pushed_tree_max <= 256-8"))));
1296 | ptvc->pushed_tree_max += SUBTREE_ONCE_ALLOCATION_NUMBER8;
1297 |
1298 | pushed_tree = (subtree_lvl *)wmem_realloc(ptvc->scope, (void *)ptvc->pushed_tree, sizeof(subtree_lvl) * ptvc->pushed_tree_max);
1299 | DISSECTOR_ASSERT(pushed_tree != NULL)((void) ((pushed_tree != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 1299, "pushed_tree != ((void*)0)" ))));
1300 | ptvc->pushed_tree = pushed_tree;
1301 | }
1302 |
1303 | static void
1304 | ptvcursor_free_subtree_levels(ptvcursor_t *ptvc)
1305 | {
1306 | ptvc->pushed_tree = NULL((void*)0);
1307 | ptvc->pushed_tree_max = 0;
1308 | DISSECTOR_ASSERT(ptvc->pushed_tree_index == 0)((void) ((ptvc->pushed_tree_index == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 1308, "ptvc->pushed_tree_index == 0" ))));
1309 | ptvc->pushed_tree_index = 0;
1310 | }
1311 |
1312 | /* Allocates an initializes a ptvcursor_t with 3 variables:
1313 | * proto_tree, tvbuff, and offset. */
1314 | ptvcursor_t *
1315 | ptvcursor_new(wmem_allocator_t *scope, proto_tree *tree, tvbuff_t *tvb, unsigned offset)
1316 | {
1317 | ptvcursor_t *ptvc;
1318 |
1319 | ptvc = wmem_new(scope, ptvcursor_t)((ptvcursor_t*)wmem_alloc((scope), sizeof(ptvcursor_t)));
1320 | ptvc->scope = scope;
1321 | ptvc->tree = tree;
1322 | ptvc->tvb = tvb;
1323 | ptvc->offset = offset;
1324 | ptvc->pushed_tree = NULL((void*)0);
1325 | ptvc->pushed_tree_max = 0;
1326 | ptvc->pushed_tree_index = 0;
1327 | return ptvc;
1328 | }
1329 |
1330 |
1331 | /* Frees memory for ptvcursor_t, but nothing deeper than that. */
1332 | void
1333 | ptvcursor_free(ptvcursor_t *ptvc)
1334 | {
1335 | ptvcursor_free_subtree_levels(ptvc);
1336 | wmem_free(ptvc->scope, ptvc);
1337 | }
1338 |
1339 | /* Returns tvbuff. */
1340 | tvbuff_t *
1341 | ptvcursor_tvbuff(ptvcursor_t *ptvc)
1342 | {
1343 | return ptvc->tvb;
1344 | }
1345 |
1346 | /* Returns current offset. */
1347 | unsigned
1348 | ptvcursor_current_offset(ptvcursor_t *ptvc)
1349 | {
1350 | return ptvc->offset;
1351 | }
1352 |
1353 | proto_tree *
1354 | ptvcursor_tree(ptvcursor_t *ptvc)
1355 | {
1356 | if (!ptvc)
1357 | return NULL((void*)0);
1358 |
1359 | return ptvc->tree;
1360 | }
1361 |
1362 | void
1363 | ptvcursor_set_tree(ptvcursor_t *ptvc, proto_tree *tree)
1364 | {
1365 | ptvc->tree = tree;
1366 | }
1367 |
1368 | /* creates a subtree, sets it as the working tree and pushes the old working tree */
1369 | proto_tree *
1370 | ptvcursor_push_subtree(ptvcursor_t *ptvc, proto_item *it, int ett_subtree)
1371 | {
1372 | subtree_lvl *subtree;
1373 | if (ptvc->pushed_tree_index >= ptvc->pushed_tree_max)
1374 | ptvcursor_new_subtree_levels(ptvc);
1375 |
1376 | subtree = ptvc->pushed_tree + ptvc->pushed_tree_index;
1377 | subtree->tree = ptvc->tree;
1378 | subtree->it= NULL((void*)0);
1379 | ptvc->pushed_tree_index++;
1380 | return ptvcursor_set_subtree(ptvc, it, ett_subtree);
1381 | }
1382 |
1383 | /* pops a subtree */
1384 | void
1385 | ptvcursor_pop_subtree(ptvcursor_t *ptvc)
1386 | {
1387 | subtree_lvl *subtree;
1388 |
1389 | if (ptvc->pushed_tree_index <= 0)
1390 | return;
1391 |
1392 | ptvc->pushed_tree_index--;
1393 | subtree = ptvc->pushed_tree + ptvc->pushed_tree_index;
1394 | if (subtree->it != NULL((void*)0))
1395 | proto_item_set_len(subtree->it, ptvcursor_current_offset(ptvc) - subtree->cursor_offset);
1396 |
1397 | ptvc->tree = subtree->tree;
1398 | }
1399 |
1400 | /* saves the current tvb offset and the item in the current subtree level */
1401 | static void
1402 | ptvcursor_subtree_set_item(ptvcursor_t *ptvc, proto_item *it)
1403 | {
1404 | subtree_lvl *subtree;
1405 |
1406 | DISSECTOR_ASSERT(ptvc->pushed_tree_index > 0)((void) ((ptvc->pushed_tree_index > 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 1406, "ptvc->pushed_tree_index > 0" ))));
1407 |
1408 | subtree = ptvc->pushed_tree + ptvc->pushed_tree_index - 1;
1409 | subtree->it = it;
1410 | subtree->cursor_offset = ptvcursor_current_offset(ptvc);
1411 | }
1412 |
1413 | /* Creates a subtree and adds it to the cursor as the working tree but does not
1414 | * save the old working tree */
1415 | proto_tree *
1416 | ptvcursor_set_subtree(ptvcursor_t *ptvc, proto_item *it, int ett_subtree)
1417 | {
1418 | ptvc->tree = proto_item_add_subtree(it, ett_subtree);
1419 | return ptvc->tree;
1420 | }
1421 |
1422 | static proto_tree *
1423 | ptvcursor_add_subtree_item(ptvcursor_t *ptvc, proto_item *it, int ett_subtree, int length)
1424 | {
1425 | ptvcursor_push_subtree(ptvc, it, ett_subtree);
1426 | if (length == SUBTREE_UNDEFINED_LENGTH-1)
1427 | ptvcursor_subtree_set_item(ptvc, it);
1428 | return ptvcursor_tree(ptvc);
1429 | }
1430 |
1431 | /* Add an item to the tree and create a subtree
1432 | * If the length is unknown, length may be defined as SUBTREE_UNDEFINED_LENGTH.
1433 | * In this case, when the subtree will be closed, the parent item length will
1434 | * be equal to the advancement of the cursor since the creation of the subtree.
1435 | */
1436 | proto_tree *
1437 | ptvcursor_add_with_subtree(ptvcursor_t *ptvc, int hfindex, int length,
1438 | const unsigned encoding, int ett_subtree)
1439 | {
1440 | proto_item *it;
1441 |
1442 | it = ptvcursor_add_no_advance(ptvc, hfindex, length, encoding);
1443 | return ptvcursor_add_subtree_item(ptvc, it, ett_subtree, length);
1444 | }
1445 |
1446 | static proto_item *
1447 | proto_tree_add_text_node(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length);
1448 |
1449 | /* Add a text node to the tree and create a subtree
1450 | * If the length is unknown, length may be defined as SUBTREE_UNDEFINED_LENGTH.
1451 | * In this case, when the subtree will be closed, the item length will be equal
1452 | * to the advancement of the cursor since the creation of the subtree.
1453 | */
1454 | proto_tree *
1455 | ptvcursor_add_text_with_subtree(ptvcursor_t *ptvc, int length,
1456 | int ett_subtree, const char *format, ...)
1457 | {
1458 | proto_item *pi;
1459 | va_list ap;
1460 | header_field_info *hfinfo;
1461 | proto_tree *tree;
1462 |
1463 | tree = ptvcursor_tree(ptvc);
1464 |
1465 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1466 |
1467 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1467 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1467, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1467, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1467, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1468 |
1469 | pi = proto_tree_add_text_node(tree, ptvcursor_tvbuff(ptvc),
1470 | ptvcursor_current_offset(ptvc), length);
1471 |
1472 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1472, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1473 |
1474 | va_start(ap, format)__builtin_va_start(ap, format);
1475 | proto_tree_set_representation(pi, format, ap);
1476 | va_end(ap)__builtin_va_end(ap);
1477 |
1478 | return ptvcursor_add_subtree_item(ptvc, pi, ett_subtree, length);
1479 | }
1480 |
1481 | /* Add a text-only node, leaving it to our caller to fill the text in */
1482 | static proto_item *
1483 | proto_tree_add_text_node(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length)
1484 | {
1485 | proto_item *pi;
1486 |
1487 | if (tree == NULL((void*)0))
1488 | return NULL((void*)0);
1489 |
1490 | pi = proto_tree_add_pi(tree, &hfi_text_only, tvb, start, &length);
1491 |
1492 | return pi;
1493 | }
1494 |
1495 | /* (INTERNAL USE ONLY) Add a text-only node to the proto_tree */
1496 | proto_item *
1497 | proto_tree_add_text_internal(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length,
1498 | const char *format, ...)
1499 | {
1500 | proto_item *pi;
1501 | va_list ap;
1502 | header_field_info *hfinfo;
1503 |
1504 | tvb_ensure_bytes_exist(tvb, start, length);
1505 |
1506 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1507 |
1508 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1508 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1508, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1508, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1508, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1509 |
1510 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1511 |
1512 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1512, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1513 |
1514 | va_start(ap, format)__builtin_va_start(ap, format);
1515 | proto_tree_set_representation(pi, format, ap);
1516 | va_end(ap)__builtin_va_end(ap);
1517 |
1518 | return pi;
1519 | }
1520 |
1521 | /* (INTERNAL USE ONLY) Add a text-only node to the proto_tree (va_list version) */
1522 | proto_item *
1523 | proto_tree_add_text_valist_internal(proto_tree *tree, tvbuff_t *tvb, unsigned start,
1524 | unsigned length, const char *format, va_list ap)
1525 | {
1526 | proto_item *pi;
1527 | header_field_info *hfinfo;
1528 |
1529 | /* proto_tree_add_text_node calls proto_tree_add_pi() with the
1530 | * FT_NONE hf_text_only, which calls get_hfi_length, which adjusts
1531 | * the length to be what's in the tvbuff if length is -1, and the
1532 | * minimum of length and what's in the tvbuff if not.
1533 | */
1534 |
1535 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1536 |
1537 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1537 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1537, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1537, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1537, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1538 |
1539 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1540 |
1541 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1541, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1542 |
1543 | proto_tree_set_representation(pi, format, ap);
1544 |
1545 | return pi;
1546 | }
1547 |
1548 | /* Add a text-only node that creates a subtree underneath.
1549 | */
1550 | proto_tree *
1551 | proto_tree_add_subtree(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length, int idx, proto_item **tree_item, const char *text)
1552 | {
1553 | return proto_tree_add_subtree_format(tree, tvb, start, length, idx, tree_item, "%s", text);
1554 | }
1555 |
1556 | /* Add a text-only node that creates a subtree underneath.
1557 | */
1558 | proto_tree *
1559 | proto_tree_add_subtree_format(proto_tree *tree, tvbuff_t *tvb, unsigned start, int length, int idx, proto_item **tree_item, const char *format, ...)
1560 | {
1561 | proto_tree *pt;
1562 | proto_item *pi;
1563 | va_list ap;
1564 |
1565 | if (length == -1) {
1566 | length = tvb_captured_length_remaining(tvb, start);
1567 | }
1568 |
1569 | va_start(ap, format)__builtin_va_start(ap, format);
1570 | pi = proto_tree_add_text_valist_internal(tree, tvb, start, length, format, ap);
1571 | va_end(ap)__builtin_va_end(ap);
1572 |
1573 | if (tree_item != NULL((void*)0))
1574 | *tree_item = pi;
1575 |
1576 | pt = proto_item_add_subtree(pi, idx);
1577 |
1578 | return pt;
1579 | }
1580 |
1581 | /* Add a text-only node for debugging purposes. The caller doesn't need
1582 | * to worry about tvbuff, start, or length. Debug message gets sent to
1583 | * STDOUT, too */
1584 | proto_item *
1585 | proto_tree_add_debug_text(proto_tree *tree, const char *format, ...)
1586 | {
1587 | proto_item *pi;
1588 | va_list ap;
1589 |
1590 | pi = proto_tree_add_text_node(tree, NULL((void*)0), 0, 0);
1591 |
1592 | if (pi) {
1593 | va_start(ap, format)__builtin_va_start(ap, format);
1594 | proto_tree_set_representation(pi, format, ap);
1595 | va_end(ap)__builtin_va_end(ap);
1596 | }
1597 | va_start(ap, format)__builtin_va_start(ap, format);
1598 | vprintf(format, ap);
1599 | va_end(ap)__builtin_va_end(ap);
1600 | printf("\n");
1601 |
1602 | return pi;
1603 | }
1604 |
1605 | proto_item *
1606 | proto_tree_add_format_text(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length)
1607 | {
1608 | proto_item *pi;
1609 | header_field_info *hfinfo;
1610 |
1611 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1612 |
1613 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1613 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1613, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1613, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1613, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1614 |
1615 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1616 |
1617 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1617, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1618 |
1619 | proto_item_set_text(pi, "%s", tvb_format_text(tree->tree_data->pinfo->pool, tvb, start, length));
1620 |
1621 | return pi;
1622 | }
1623 |
1624 | proto_item *
1625 | proto_tree_add_format_wsp_text(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length)
1626 | {
1627 | proto_item *pi;
1628 | header_field_info *hfinfo;
1629 | char *str;
1630 |
1631 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
1632 |
1633 | TRY_TO_FAKE_THIS_ITEM(tree, hf_text_only, hfinfo)((tree)->tree_data)->count++; if((hf_text_only == 0 || ( unsigned)hf_text_only > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1633 , __func__, "Unregistered hf! index=%d", hf_text_only); ((void ) ((hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1633, "hf_text_only > 0 && (unsigned)hf_text_only < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_text_only ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 1633, "gpa_hfinfo.hfi[hf_text_only] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_text_only ];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1633, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
1634 |
1635 | pi = proto_tree_add_text_node(tree, tvb, start, length);
1636 |
1637 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 1637, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
1638 |
1639 | str = tvb_format_text_wsp(NULL((void*)0), tvb, start, length);
1640 | proto_item_set_text(pi, "%s", str);
1641 | wmem_free(NULL((void*)0), str);
1642 |
1643 | return pi;
1644 | }
1645 |
1646 | void proto_report_dissector_bug(const char *format, ...)
1647 | {
1648 | va_list args;
1649 |
1650 | if (wireshark_abort_on_dissector_bug) {
1651 | /*
1652 | * Try to have the error message show up in the crash
1653 | * information.
1654 | */
1655 | va_start(args, format)__builtin_va_start(args, format);
1656 | ws_vadd_crash_info(format, args);
1657 | va_end(args)__builtin_va_end(args);
1658 |
1659 | /*
1660 | * Print the error message.
1661 | */
1662 | va_start(args, format)__builtin_va_start(args, format);
1663 | vfprintf(stderrstderr, format, args);
1664 | va_end(args)__builtin_va_end(args);
1665 | putc('\n', stderrstderr);
1666 |
1667 | /*
1668 | * And crash.
1669 | */
1670 | abort();
1671 | } else {
1672 | va_start(args, format)__builtin_va_start(args, format);
1673 | VTHROW_FORMATTED(DissectorError, format, args)except_vthrowf(1, (6), format, args);
1674 | va_end(args)__builtin_va_end(args);
1675 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 1675 , __func__, "assertion \"not reached\" failed"); /* GCC 12 with ASAN needs this. */
1676 | }
1677 | }
1678 |
1679 | /* We could probably get away with changing is_error to a minimum length value. */
1680 | static void
1681 | report_type_length_mismatch(proto_tree *tree, const char *descr, int length, bool_Bool is_error)
1682 | {
1683 | if (is_error) {
1684 | expert_add_info_format(NULL((void*)0), tree, &ei_type_length_mismatch_error, "Trying to fetch %s with length %d", descr, length);
1685 | } else {
1686 | expert_add_info_format(NULL((void*)0), tree, &ei_type_length_mismatch_warn, "Trying to fetch %s with length %d", descr, length);
1687 | }
1688 |
1689 | if (is_error) {
1690 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
1691 | }
1692 | }
1693 |
1694 | static uint32_t
1695 | get_uint_value(proto_tree *tree, tvbuff_t *tvb, unsigned offset, int length, const unsigned encoding)
1696 | {
1697 | uint32_t value;
1698 | bool_Bool length_error;
1699 |
1700 | switch (length) {
1701 |
1702 | case 1:
1703 | value = tvb_get_uint8(tvb, offset);
1704 | if (encoding & ENC_ZIGBEE0x40000000) {
1705 | if (value == 0xFF) { /* Invalid Zigbee length, set to 0 */
1706 | value = 0;
1707 | }
1708 | }
1709 | break;
1710 |
1711 | case 2:
1712 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letohs(tvb, offset)
1713 | : tvb_get_ntohs(tvb, offset);
1714 | if (encoding & ENC_ZIGBEE0x40000000) {
1715 | if (value == 0xFFFF) { /* Invalid Zigbee length, set to 0 */
1716 | value = 0;
1717 | }
1718 | }
1719 | break;
1720 |
1721 | case 3:
1722 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letoh24(tvb, offset)
1723 | : tvb_get_ntoh24(tvb, offset);
1724 | break;
1725 |
1726 | case 4:
1727 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letohl(tvb, offset)
1728 | : tvb_get_ntohl(tvb, offset);
1729 | break;
1730 |
1731 | default:
1732 | if (length < 1) {
1733 | length_error = true1;
1734 | value = 0;
1735 | } else {
1736 | length_error = false0;
1737 | value = (encoding & ENC_LITTLE_ENDIAN0x80000000) ? tvb_get_letohl(tvb, offset)
1738 | : tvb_get_ntohl(tvb, offset);
1739 | }
1740 | report_type_length_mismatch(tree, "an unsigned integer", length, length_error);
1741 | break;
1742 | }
1743 | return value;
1744 | }
1745 |
1746 | static inline uint64_t
1747 | get_uint64_value(proto_tree *tree, tvbuff_t *tvb, unsigned offset, unsigned length, const unsigned encoding)
1748 | {
1749 | uint64_t value;
1750 |
1751 | value = tvb_get_uint64_with_length(tvb, offset, length, encoding);
1752 |
1753 | if (length < 1 || length > 8) {
1754 | report_type_length_mismatch(tree, "an unsigned integer", length, (length < 1));
1755 | }
1756 |
1757 | return value;
1758 | }
1759 |
1760 | static int32_t
1761 | get_int_value(proto_tree *tree, tvbuff_t *tvb, unsigned offset, int length, const unsigned encoding)
1762 | {
1763 | int32_t value;
1764 | bool_Bool length_error;
1765 |
1766 | switch (length) {
1767 |
1768 | case 1:
1769 | value = tvb_get_int8(tvb, offset);
1770 | break;
1771 |
1772 | case 2:
1773 | value = encoding ? tvb_get_letohis(tvb, offset)
1774 | : tvb_get_ntohis(tvb, offset);
1775 | break;
1776 |
1777 | case 3:
1778 | value = encoding ? tvb_get_letohi24(tvb, offset)
1779 | : tvb_get_ntohi24(tvb, offset);
1780 | break;
1781 |
1782 | case 4:
1783 | value = encoding ? tvb_get_letohil(tvb, offset)
1784 | : tvb_get_ntohil(tvb, offset);
1785 | break;
1786 |
1787 | default:
1788 | if (length < 1) {
1789 | length_error = true1;
1790 | value = 0;
1791 | } else {
1792 | length_error = false0;
1793 | value = encoding ? tvb_get_letohil(tvb, offset)
1794 | : tvb_get_ntohil(tvb, offset);
1795 | }
1796 | report_type_length_mismatch(tree, "a signed integer", length, length_error);
1797 | break;
1798 | }
1799 | return value;
1800 | }
1801 |
1802 | /* Note: this returns an unsigned int64, but with the appropriate bit(s) set to
1803 | * be cast-able as a int64_t. This is weird, but what the code has always done.
1804 | */
1805 | static inline uint64_t
1806 | get_int64_value(proto_tree *tree, tvbuff_t *tvb, unsigned start, unsigned length, const unsigned encoding)
1807 | {
1808 | uint64_t value = get_uint64_value(tree, tvb, start, length, encoding);
1809 |
1810 | switch (length) {
1811 | case 7:
1812 | value = ws_sign_ext64(value, 56);
1813 | break;
1814 | case 6:
1815 | value = ws_sign_ext64(value, 48);
1816 | break;
1817 | case 5:
1818 | value = ws_sign_ext64(value, 40);
1819 | break;
1820 | case 4:
1821 | value = ws_sign_ext64(value, 32);
1822 | break;
1823 | case 3:
1824 | value = ws_sign_ext64(value, 24);
1825 | break;
1826 | case 2:
1827 | value = ws_sign_ext64(value, 16);
1828 | break;
1829 | case 1:
1830 | value = ws_sign_ext64(value, 8);
1831 | break;
1832 | }
1833 |
1834 | return value;
1835 | }
1836 |
1837 | /* For FT_STRING */
1838 | static inline const uint8_t *
1839 | get_string_value(wmem_allocator_t *scope, tvbuff_t *tvb, unsigned start,
1840 | int length, int *ret_length, const unsigned encoding)
1841 | {
1842 | if (length == -1) {
1843 | length = tvb_ensure_captured_length_remaining(tvb, start);
1844 | }
1845 | *ret_length = length;
1846 | return tvb_get_string_enc(scope, tvb, start, length, encoding);
1847 | }
1848 |
1849 | /* For FT_STRINGZ */
1850 | static inline const uint8_t *
1851 | get_stringz_value(wmem_allocator_t *scope, proto_tree *tree, tvbuff_t *tvb,
1852 | unsigned start, int length, int *ret_length, const unsigned encoding)
1853 | {
1854 | const uint8_t *value;
1855 |
1856 | if (length < -1) {
1857 | report_type_length_mismatch(tree, "a string", length, true1);
1858 | }
1859 |
1860 | /* XXX - Ideally, every "null-terminated string which fits into a
1861 | * known length" should be either FT_STRINGZPAD or FT_STRINGZTRUNC
1862 | * as appropriate, not a FT_STRINGZ. If so, then we could always call
1863 | * tvb_get_stringz_enc here. Failing that, we could treat length 0
1864 | * as unknown length as well (since there is a trailing '\0', the real
1865 | * length is never zero), allowing switching to unsigned lengths.
1866 | */
1867 | if (length == -1) {
1868 | /* This can throw an exception */
1869 | value = tvb_get_stringz_enc(scope, tvb, start, (unsigned*)&length, encoding);
1870 | } else {
1871 | /* In this case, length signifies the length of the string.
1872 | *
1873 | * This could either be a null-padded string, which doesn't
1874 | * necessarily have a '\0' at the end, or a null-terminated
1875 | * string, with a trailing '\0'. (Yes, there are cases
1876 | * where you have a string that's both counted and null-
1877 | * terminated.)
1878 | *
1879 | * In the first case, we must allocate a buffer of length
1880 | * "length+1", to make room for a trailing '\0'.
1881 | *
1882 | * In the second case, we don't assume that there is a
1883 | * trailing '\0' there, as the packet might be malformed.
1884 | * (XXX - should we throw an exception if there's no
1885 | * trailing '\0'?) Therefore, we allocate a buffer of
1886 | * length "length+1", and put in a trailing '\0', just to
1887 | * be safe.
1888 | *
1889 | * (XXX - this would change if we made string values counted
1890 | * rather than null-terminated.)
1891 | */
1892 | value = tvb_get_string_enc(scope, tvb, start, length, encoding);
1893 | }
1894 | *ret_length = length;
1895 | return value;
1896 | }
1897 |
1898 | /* For FT_UINT_STRING */
1899 | static inline const uint8_t *
1900 | get_uint_string_value(wmem_allocator_t *scope, proto_tree *tree,
1901 | tvbuff_t *tvb, unsigned start, int length, int *ret_length,
1902 | const unsigned encoding)
1903 | {
1904 | uint32_t n;
1905 | const uint8_t *value;
1906 |
1907 | /* I believe it's ok if this is called with a NULL tree */
1908 | n = get_uint_value(tree, tvb, start, length, encoding & ~ENC_CHARENCODING_MASK0x0000FFFE);
1909 | value = tvb_get_string_enc(scope, tvb, start + length, n, encoding);
1910 | length += n;
1911 | *ret_length = length;
1912 | return value;
1913 | }
1914 |
1915 | /* For FT_STRINGZPAD */
1916 | static inline const uint8_t *
1917 | get_stringzpad_value(wmem_allocator_t *scope, tvbuff_t *tvb, unsigned start,
1918 | int length, int *ret_length, const unsigned encoding)
1919 | {
1920 | /*
1921 | * XXX - currently, string values are null-
1922 | * terminated, so a "zero-padded" string
1923 | * isn't special. If we represent string
1924 | * values as something that includes a counted
1925 | * array of bytes, we'll need to strip the
1926 | * trailing NULs.
1927 | */
1928 | if (length == -1) {
1929 | length = tvb_ensure_captured_length_remaining(tvb, start);
1930 | }
1931 | *ret_length = length;
1932 | return tvb_get_string_enc(scope, tvb, start, length, encoding);
1933 | }
1934 |
1935 | /* For FT_STRINGZTRUNC */
1936 | static inline const uint8_t *
1937 | get_stringztrunc_value(wmem_allocator_t *scope, tvbuff_t *tvb, unsigned start,
1938 | int length, int *ret_length, const unsigned encoding)
1939 | {
1940 | /*
1941 | * XXX - currently, string values are null-
1942 | * terminated, so a "zero-truncated" string
1943 | * isn't special. If we represent string
1944 | * values as something that includes a counted
1945 | * array of bytes, we'll need to strip everything
1946 | * starting with the terminating NUL.
1947 | */
1948 | if (length == -1) {
1949 | length = tvb_ensure_captured_length_remaining(tvb, start);
1950 | }
1951 | *ret_length = length;
1952 | return tvb_get_string_enc(scope, tvb, start, length, encoding);
1953 | }
1954 |
1955 | /*
1956 | * Deltas between the epochs for various non-UN*X time stamp formats and
1957 | * the January 1, 1970, 00:00:00 (proleptic?) UTC epoch for the UN*X time
1958 | * stamp format.
1959 | */
1960 |
1961 | /*
1962 | * NTP Era 0: the epoch is January 1, 1900, 00:00:00 (proleptic?) UTC.
1963 | * XXX - if it's OK if this is unsigned, can we just use
1964 | * EPOCH_DELTA_1900_01_01_00_00_00_UTC?
1965 | */
1966 | #define NTP_TIMEDIFF1900TO1970SEC2208988800L INT64_C(2208988800)2208988800L
1967 |
1968 | /*
1969 | * NTP Era 1: the epoch is February 7, 2036, 06:28:16 UTC.
1970 | */
1971 | #define NTP_TIMEDIFF1970TO2036SEC2085978496L INT64_C(2085978496)2085978496L
1972 |
1973 | /* this can be called when there is no tree, so tree may be null */
1974 | static void
1975 | get_time_value(proto_tree *tree, tvbuff_t *tvb, const unsigned start,
1976 | const int length, const unsigned encoding, nstime_t *time_stamp,
1977 | const bool_Bool is_relative)
1978 | {
1979 | uint32_t tmpsecs;
1980 | uint64_t tmp64secs;
1981 | uint64_t todusecs;
1982 |
1983 | switch (encoding) {
1984 |
1985 | case ENC_TIME_SECS_NSECS0x00000000|ENC_BIG_ENDIAN0x00000000:
1986 | /*
1987 | * If the length is 16, 8-byte seconds, followed
1988 | * by 8-byte fractional time in nanoseconds,
1989 | * both big-endian.
1990 | *
1991 | * If the length is 12, 8-byte seconds, followed
1992 | * by 4-byte fractional time in nanoseconds,
1993 | * both big-endian.
1994 | *
1995 | * If the length is 8, 4-byte seconds, followed
1996 | * by 4-byte fractional time in nanoseconds,
1997 | * both big-endian.
1998 | *
1999 | * For absolute times, the seconds are seconds
2000 | * since the UN*X epoch.
2001 | */
2002 | if (length == 16) {
2003 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2004 | time_stamp->nsecs = (uint32_t)tvb_get_ntoh64(tvb, start+8);
2005 | } else if (length == 12) {
2006 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2007 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+8);
2008 | } else if (length == 8) {
2009 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2010 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+4);
2011 | } else if (length == 4) {
2012 | /*
2013 | * Backwards compatibility.
2014 | * ENC_TIME_SECS_NSECS is 0; using
2015 | * ENC_BIG_ENDIAN by itself with a 4-byte
2016 | * time-in-seconds value was done in the
2017 | * past.
2018 | */
2019 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2020 | time_stamp->nsecs = 0;
2021 | } else {
2022 | time_stamp->secs = 0;
2023 | time_stamp->nsecs = 0;
2024 | report_type_length_mismatch(tree, "a timespec", length, (length < 4));
2025 | }
2026 | break;
2027 |
2028 | case ENC_TIME_SECS_NSECS0x00000000|ENC_LITTLE_ENDIAN0x80000000:
2029 | /*
2030 | * If the length is 16, 8-byte seconds, followed
2031 | * by 8-byte fractional time in nanoseconds,
2032 | * both little-endian.
2033 | *
2034 | * If the length is 12, 8-byte seconds, followed
2035 | * by 4-byte fractional time in nanoseconds,
2036 | * both little-endian.
2037 | *
2038 | * If the length is 8, 4-byte seconds, followed
2039 | * by 4-byte fractional time in nanoseconds,
2040 | * both little-endian.
2041 | *
2042 | * For absolute times, the seconds are seconds
2043 | * since the UN*X epoch.
2044 | */
2045 | if (length == 16) {
2046 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2047 | time_stamp->nsecs = (uint32_t)tvb_get_letoh64(tvb, start+8);
2048 | } else if (length == 12) {
2049 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2050 | time_stamp->nsecs = tvb_get_letohl(tvb, start+8);
2051 | } else if (length == 8) {
2052 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2053 | time_stamp->nsecs = tvb_get_letohl(tvb, start+4);
2054 | } else if (length == 4) {
2055 | /*
2056 | * Backwards compatibility.
2057 | * ENC_TIME_SECS_NSECS is 0; using
2058 | * ENC_LITTLE_ENDIAN by itself with a 4-byte
2059 | * time-in-seconds value was done in the
2060 | * past.
2061 | */
2062 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2063 | time_stamp->nsecs = 0;
2064 | } else {
2065 | time_stamp->secs = 0;
2066 | time_stamp->nsecs = 0;
2067 | report_type_length_mismatch(tree, "a timespec", length, (length < 4));
2068 | }
2069 | break;
2070 |
2071 | case ENC_TIME_NTP0x00000002|ENC_BIG_ENDIAN0x00000000:
2072 | /*
2073 | * NTP time stamp, big-endian.
2074 | * Only supported for absolute times.
2075 | */
2076 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2076, "!is_relative" ))));
2077 |
2078 | /* We need a temporary variable here so the unsigned math
2079 | * works correctly (for years > 2036 according to RFC 2030
2080 | * chapter 3).
2081 | *
2082 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2083 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2084 | * If bit 0 is not set, the time is in the range 2036-2104 and
2085 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2086 | */
2087 | tmpsecs = tvb_get_ntohl(tvb, start);
2088 | if ((tmpsecs & 0x80000000) != 0)
2089 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2090 | else
2091 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2092 |
2093 | if (length == 8) {
2094 | tmp64secs = tvb_get_ntoh64(tvb, start);
2095 | if (tmp64secs == 0) {
2096 | //This is "NULL" time
2097 | time_stamp->secs = 0;
2098 | time_stamp->nsecs = 0;
2099 | } else {
2100 | /*
2101 | * Convert 1/2^32s of a second to
2102 | * nanoseconds.
2103 | */
2104 | time_stamp->nsecs = (int)(1000000000*(tvb_get_ntohl(tvb, start+4)/4294967296.0));
2105 | }
2106 | } else if (length == 4) {
2107 | /*
2108 | * Backwards compatibility.
2109 | */
2110 | if (tmpsecs == 0) {
2111 | //This is "NULL" time
2112 | time_stamp->secs = 0;
2113 | }
2114 | time_stamp->nsecs = 0;
2115 | } else {
2116 | time_stamp->secs = 0;
2117 | time_stamp->nsecs = 0;
2118 | report_type_length_mismatch(tree, "an NTP time stamp", length, (length < 4));
2119 | }
2120 | break;
2121 |
2122 | case ENC_TIME_NTP0x00000002|ENC_LITTLE_ENDIAN0x80000000:
2123 | /*
2124 | * NTP time stamp, little-endian.
2125 | * Only supported for absolute times.
2126 | *
2127 | * NTP doesn't use this, because it's an Internet format
2128 | * and hence big-endian. Any implementation must decide
2129 | * whether the NTP timestamp is a 64-bit unsigned fixed
2130 | * point number (RFC 1305, RFC 4330) or a 64-bit struct
2131 | * with a 32-bit unsigned seconds field followed by a
2132 | * 32-bit fraction field (cf. RFC 5905, which obsoletes
2133 | * the previous two).
2134 | *
2135 | * XXX: We do the latter, but no dissector uses this format.
2136 | * OTOH, ERF timestamps do the former, so perhaps we
2137 | * should switch the interpretation so that packet-erf.c
2138 | * could use this directly?
2139 | */
2140 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2140, "!is_relative" ))));
2141 |
2142 | /* We need a temporary variable here so the unsigned math
2143 | * works correctly (for years > 2036 according to RFC 2030
2144 | * chapter 3).
2145 | *
2146 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2147 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2148 | * If bit 0 is not set, the time is in the range 2036-2104 and
2149 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2150 | */
2151 | tmpsecs = tvb_get_letohl(tvb, start);
2152 | if ((tmpsecs & 0x80000000) != 0)
2153 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2154 | else
2155 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2156 |
2157 | if (length == 8) {
2158 | tmp64secs = tvb_get_letoh64(tvb, start);
2159 | if (tmp64secs == 0) {
2160 | //This is "NULL" time
2161 | time_stamp->secs = 0;
2162 | time_stamp->nsecs = 0;
2163 | } else {
2164 | /*
2165 | * Convert 1/2^32s of a second to
2166 | * nanoseconds.
2167 | */
2168 | time_stamp->nsecs = (int)(1000000000*(tvb_get_letohl(tvb, start+4)/4294967296.0));
2169 | }
2170 | } else if (length == 4) {
2171 | /*
2172 | * Backwards compatibility.
2173 | */
2174 | if (tmpsecs == 0) {
2175 | //This is "NULL" time
2176 | time_stamp->secs = 0;
2177 | }
2178 | time_stamp->nsecs = 0;
2179 | } else {
2180 | time_stamp->secs = 0;
2181 | time_stamp->nsecs = 0;
2182 | report_type_length_mismatch(tree, "an NTP time stamp", length, (length < 4));
2183 | }
2184 | break;
2185 |
2186 | case ENC_TIME_TOD0x00000004|ENC_BIG_ENDIAN0x00000000:
2187 | /*
2188 | * S/3x0 and z/Architecture TOD clock time stamp,
2189 | * big-endian. The epoch is January 1, 1900,
2190 | * 00:00:00 (proleptic?) UTC.
2191 | *
2192 | * Only supported for absolute times.
2193 | */
2194 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2194, "!is_relative" ))));
2195 | DISSECTOR_ASSERT(length == 8)((void) ((length == 8) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2195, "length == 8" ))));
2196 |
2197 | if (length == 8) {
2198 | todusecs = tvb_get_ntoh64(tvb, start) >> 12;
2199 | time_stamp->secs = (time_t)((todusecs / 1000000) - EPOCH_DELTA_1900_01_01_00_00_00_UTC2208988800U);
2200 | time_stamp->nsecs = (int)((todusecs % 1000000) * 1000);
2201 | } else {
2202 | time_stamp->secs = 0;
2203 | time_stamp->nsecs = 0;
2204 | report_type_length_mismatch(tree, "a TOD clock time stamp", length, (length < 4));
2205 | }
2206 | break;
2207 |
2208 | case ENC_TIME_TOD0x00000004|ENC_LITTLE_ENDIAN0x80000000:
2209 | /*
2210 | * S/3x0 and z/Architecture TOD clock time stamp,
2211 | * little-endian. The epoch is January 1, 1900,
2212 | * 00:00:00 (proleptic?) UTC.
2213 | *
2214 | * Only supported for absolute times.
2215 | */
2216 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2216, "!is_relative" ))));
2217 |
2218 | if (length == 8) {
2219 | todusecs = tvb_get_letoh64(tvb, start) >> 12 ;
2220 | time_stamp->secs = (time_t)((todusecs / 1000000) - EPOCH_DELTA_1900_01_01_00_00_00_UTC2208988800U);
2221 | time_stamp->nsecs = (int)((todusecs % 1000000) * 1000);
2222 | } else {
2223 | time_stamp->secs = 0;
2224 | time_stamp->nsecs = 0;
2225 | report_type_length_mismatch(tree, "a TOD clock time stamp", length, (length < 4));
2226 | }
2227 | break;
2228 |
2229 | case ENC_TIME_RTPS0x00000008|ENC_BIG_ENDIAN0x00000000:
2230 | /*
2231 | * Time stamp using the same seconds/fraction format
2232 | * as NTP, but with the origin of the time stamp being
2233 | * the UNIX epoch rather than the NTP epoch; big-
2234 | * endian.
2235 | *
2236 | * Only supported for absolute times.
2237 | */
2238 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2238, "!is_relative" ))));
2239 |
2240 | if (length == 8) {
2241 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2242 | /*
2243 | * Convert 1/2^32s of a second to nanoseconds.
2244 | */
2245 | time_stamp->nsecs = (int)(1000000000*(tvb_get_ntohl(tvb, start+4)/4294967296.0));
2246 | } else {
2247 | time_stamp->secs = 0;
2248 | time_stamp->nsecs = 0;
2249 | report_type_length_mismatch(tree, "an RTPS time stamp", length, (length < 4));
2250 | }
2251 | break;
2252 |
2253 | case ENC_TIME_RTPS0x00000008|ENC_LITTLE_ENDIAN0x80000000:
2254 | /*
2255 | * Time stamp using the same seconds/fraction format
2256 | * as NTP, but with the origin of the time stamp being
2257 | * the UNIX epoch rather than the NTP epoch; little-
2258 | * endian.
2259 | *
2260 | * Only supported for absolute times.
2261 | *
2262 | * The RTPS specification explicitly supports Little
2263 | * Endian encoding. In one place, it states that its
2264 | * Time_t representation "is the one defined by ...
2265 | * RFC 1305", but in another explicitly defines it as
2266 | * a struct consisting of an 32 bit unsigned seconds
2267 | * field and a 32 bit unsigned fraction field, not a 64
2268 | * bit fixed point, so we do that here.
2269 | * https://www.omg.org/spec/DDSI-RTPS/2.5/PDF
2270 | */
2271 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2271, "!is_relative" ))));
2272 |
2273 | if (length == 8) {
2274 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2275 | /*
2276 | * Convert 1/2^32s of a second to nanoseconds.
2277 | */
2278 | time_stamp->nsecs = (int)(1000000000*(tvb_get_letohl(tvb, start+4)/4294967296.0));
2279 | } else {
2280 | time_stamp->secs = 0;
2281 | time_stamp->nsecs = 0;
2282 | report_type_length_mismatch(tree, "an RTPS time stamp", length, (length < 4));
2283 | }
2284 | break;
2285 |
2286 | case ENC_TIME_MIP60x00000024 | ENC_BIG_ENDIAN0x00000000:
2287 | /*
2288 | * MIP6 time stamp, big-endian.
2289 | * A 64-bit unsigned integer field containing a timestamp. The
2290 | * value indicates the number of seconds since January 1, 1970,
2291 | * 00:00 UTC, by using a fixed point format. In this format, the
2292 | * integer number of seconds is contained in the first 48 bits of
2293 | * the field, and the remaining 16 bits indicate the number of
2294 | * 1/65536 fractions of a second.
2295 |
2296 | * Only supported for absolute times.
2297 | */
2298 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2298, "!is_relative" ))));
2299 |
2300 | if (length == 8) {
2301 | /* We need a temporary variable here so the casting and fractions
2302 | * of a second work correctly.
2303 | */
2304 | tmp64secs = tvb_get_ntoh48(tvb, start);
2305 | tmpsecs = tvb_get_ntohs(tvb, start + 6);
2306 | tmpsecs <<= 16;
2307 |
2308 | if ((tmp64secs == 0) && (tmpsecs == 0)) {
2309 | //This is "NULL" time
2310 | time_stamp->secs = 0;
2311 | time_stamp->nsecs = 0;
2312 | } else {
2313 | time_stamp->secs = (time_t)tmp64secs;
2314 | time_stamp->nsecs = (int)((tmpsecs / 4294967296.0) * 1000000000);
2315 | }
2316 | } else {
2317 | time_stamp->secs = 0;
2318 | time_stamp->nsecs = 0;
2319 | report_type_length_mismatch(tree, "an NTP time stamp", length, (length != 8));
2320 | }
2321 | break;
2322 |
2323 | case ENC_TIME_SECS_USECS0x00000010|ENC_BIG_ENDIAN0x00000000:
2324 | /*
2325 | * If the length is 16, 8-byte seconds, followed
2326 | * by 8-byte fractional time in microseconds,
2327 | * both big-endian.
2328 | *
2329 | * If the length is 12, 8-byte seconds, followed
2330 | * by 4-byte fractional time in microseconds,
2331 | * both big-endian.
2332 | *
2333 | * If the length is 8, 4-byte seconds, followed
2334 | * by 4-byte fractional time in microseconds,
2335 | * both big-endian.
2336 | *
2337 | * For absolute times, the seconds are seconds
2338 | * since the UN*X epoch.
2339 | */
2340 | if (length == 16) {
2341 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2342 | time_stamp->nsecs = (uint32_t)tvb_get_ntoh64(tvb, start+8)*1000;
2343 | } else if (length == 12) {
2344 | time_stamp->secs = (time_t)tvb_get_ntoh64(tvb, start);
2345 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+8)*1000;
2346 | } else if (length == 8) {
2347 | time_stamp->secs = (time_t)tvb_get_ntohl(tvb, start);
2348 | time_stamp->nsecs = tvb_get_ntohl(tvb, start+4)*1000;
2349 | } else {
2350 | time_stamp->secs = 0;
2351 | time_stamp->nsecs = 0;
2352 | report_type_length_mismatch(tree, "a timeval", length, (length < 4));
2353 | }
2354 | break;
2355 |
2356 | case ENC_TIME_SECS_USECS0x00000010|ENC_LITTLE_ENDIAN0x80000000:
2357 | /*
2358 | * If the length is 16, 8-byte seconds, followed
2359 | * by 8-byte fractional time in microseconds,
2360 | * both little-endian.
2361 | *
2362 | * If the length is 12, 8-byte seconds, followed
2363 | * by 4-byte fractional time in microseconds,
2364 | * both little-endian.
2365 | *
2366 | * If the length is 8, 4-byte seconds, followed
2367 | * by 4-byte fractional time in microseconds,
2368 | * both little-endian.
2369 | *
2370 | * For absolute times, the seconds are seconds
2371 | * since the UN*X epoch.
2372 | */
2373 | if (length == 16) {
2374 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2375 | time_stamp->nsecs = (uint32_t)tvb_get_letoh64(tvb, start+8)*1000;
2376 | } else if (length == 12) {
2377 | time_stamp->secs = (time_t)tvb_get_letoh64(tvb, start);
2378 | time_stamp->nsecs = tvb_get_letohl(tvb, start+8)*1000;
2379 | } else if (length == 8) {
2380 | time_stamp->secs = (time_t)tvb_get_letohl(tvb, start);
2381 | time_stamp->nsecs = tvb_get_letohl(tvb, start+4)*1000;
2382 | } else {
2383 | time_stamp->secs = 0;
2384 | time_stamp->nsecs = 0;
2385 | report_type_length_mismatch(tree, "a timeval", length, (length < 4));
2386 | }
2387 | break;
2388 |
2389 | case ENC_TIME_SECS0x00000012|ENC_BIG_ENDIAN0x00000000:
2390 | case ENC_TIME_SECS0x00000012|ENC_LITTLE_ENDIAN0x80000000:
2391 | /*
2392 | * Seconds, 1 to 8 bytes.
2393 | * For absolute times, it's seconds since the
2394 | * UN*X epoch.
2395 | */
2396 | if (length >= 1 && length <= 8) {
2397 | time_stamp->secs = (time_t)get_uint64_value(tree, tvb, start, length, encoding);
2398 | time_stamp->nsecs = 0;
2399 | } else {
2400 | time_stamp->secs = 0;
2401 | time_stamp->nsecs = 0;
2402 | report_type_length_mismatch(tree, "a time-in-seconds time stamp", length, (length < 4));
2403 | }
2404 | break;
2405 |
2406 | case ENC_TIME_MSECS0x00000014|ENC_BIG_ENDIAN0x00000000:
2407 | case ENC_TIME_MSECS0x00000014|ENC_LITTLE_ENDIAN0x80000000:
2408 | /*
2409 | * Milliseconds, 1 to 8 bytes.
2410 | * For absolute times, it's milliseconds since the
2411 | * UN*X epoch.
2412 | */
2413 | if (length >= 1 && length <= 8) {
2414 | uint64_t msecs;
2415 |
2416 | msecs = get_uint64_value(tree, tvb, start, length, encoding);
2417 | time_stamp->secs = (time_t)(msecs / 1000);
2418 | time_stamp->nsecs = (int)(msecs % 1000)*1000000;
2419 | } else {
2420 | time_stamp->secs = 0;
2421 | time_stamp->nsecs = 0;
2422 | report_type_length_mismatch(tree, "a time-in-milliseconds time stamp", length, (length < 4));
2423 | }
2424 | break;
2425 |
2426 | case ENC_TIME_USECS0x00000030|ENC_BIG_ENDIAN0x00000000:
2427 | case ENC_TIME_USECS0x00000030|ENC_LITTLE_ENDIAN0x80000000:
2428 | /*
2429 | * Microseconds, 1 to 8 bytes.
2430 | * For absolute times, it's microseconds since the
2431 | * UN*X epoch.
2432 | */
2433 | if (length >= 1 && length <= 8) {
2434 | uint64_t usecs;
2435 |
2436 | usecs = get_uint64_value(tree, tvb, start, length, encoding);
2437 | time_stamp->secs = (time_t)(usecs / 1000000);
2438 | time_stamp->nsecs = (int)(usecs % 1000000)*1000;
2439 | } else {
2440 | time_stamp->secs = 0;
2441 | time_stamp->nsecs = 0;
2442 | report_type_length_mismatch(tree, "a time-in-microseconds time stamp", length, (length < 4));
2443 | }
2444 | break;
2445 |
2446 | case ENC_TIME_NSECS0x00000028|ENC_BIG_ENDIAN0x00000000:
2447 | case ENC_TIME_NSECS0x00000028|ENC_LITTLE_ENDIAN0x80000000:
2448 | /*
2449 | * nanoseconds, 1 to 8 bytes.
2450 | * For absolute times, it's nanoseconds since the
2451 | * UN*X epoch.
2452 | */
2453 |
2454 | if (length >= 1 && length <= 8) {
2455 | uint64_t nsecs;
2456 |
2457 | nsecs = get_uint64_value(tree, tvb, start, length, encoding);
2458 | time_stamp->secs = (time_t)(nsecs / 1000000000);
2459 | time_stamp->nsecs = (int)(nsecs % 1000000000);
2460 | } else {
2461 | time_stamp->secs = 0;
2462 | time_stamp->nsecs = 0;
2463 | report_type_length_mismatch(tree, "a time-in-nanoseconds time stamp", length, (length < 4));
2464 | }
2465 | break;
2466 |
2467 | case ENC_TIME_RFC_39710x00000020|ENC_BIG_ENDIAN0x00000000:
2468 | /*
2469 | * 1/64ths of a second since the UN*X epoch,
2470 | * big-endian.
2471 | *
2472 | * Only supported for absolute times.
2473 | */
2474 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2474, "!is_relative" ))));
2475 |
2476 | if (length == 8) {
2477 | /*
2478 | * The upper 48 bits are seconds since the
2479 | * UN*X epoch.
2480 | */
2481 | time_stamp->secs = (time_t)tvb_get_ntoh48(tvb, start);
2482 | /*
2483 | * The lower 16 bits are 1/2^16s of a second;
2484 | * convert them to nanoseconds.
2485 | *
2486 | * XXX - this may give the impression of higher
2487 | * precision than you actually get.
2488 | */
2489 | time_stamp->nsecs = (int)(1000000000*(tvb_get_ntohs(tvb, start+6)/65536.0));
2490 | } else {
2491 | time_stamp->secs = 0;
2492 | time_stamp->nsecs = 0;
2493 | report_type_length_mismatch(tree, "an RFC 3971-style time stamp", length, (length < 4));
2494 | }
2495 | break;
2496 |
2497 | case ENC_TIME_RFC_39710x00000020|ENC_LITTLE_ENDIAN0x80000000:
2498 | /*
2499 | * 1/64ths of a second since the UN*X epoch,
2500 | * little-endian.
2501 | *
2502 | * Only supported for absolute times.
2503 | */
2504 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2504, "!is_relative" ))));
2505 |
2506 | if (length == 8) {
2507 | /*
2508 | * XXX - this is assuming that, if anybody
2509 | * were ever to use this format - RFC 3971
2510 | * doesn't, because that's an Internet
2511 | * protocol, and those use network byte
2512 | * order, i.e. big-endian - they'd treat it
2513 | * as a 64-bit count of 1/2^16s of a second,
2514 | * putting the upper 48 bits at the end.
2515 | *
2516 | * The lower 48 bits are seconds since the
2517 | * UN*X epoch.
2518 | */
2519 | time_stamp->secs = (time_t)tvb_get_letoh48(tvb, start+2);
2520 | /*
2521 | * The upper 16 bits are 1/2^16s of a second;
2522 | * convert them to nanoseconds.
2523 | *
2524 | * XXX - this may give the impression of higher
2525 | * precision than you actually get.
2526 | */
2527 | time_stamp->nsecs = (int)(1000000000*(tvb_get_letohs(tvb, start)/65536.0));
2528 | } else {
2529 | time_stamp->secs = 0;
2530 | time_stamp->nsecs = 0;
2531 | report_type_length_mismatch(tree, "an RFC 3971-style time stamp", length, (length < 4));
2532 | }
2533 | break;
2534 |
2535 | case ENC_TIME_SECS_NTP0x00000018|ENC_BIG_ENDIAN0x00000000:
2536 | /*
2537 | * NTP time stamp, with 1-second resolution (i.e.,
2538 | * seconds since the NTP epoch), big-endian.
2539 | * Only supported for absolute times.
2540 | */
2541 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2541, "!is_relative" ))));
2542 |
2543 | if (length == 4) {
2544 | /*
2545 | * We need a temporary variable here so the unsigned math
2546 | * works correctly (for years > 2036 according to RFC 2030
2547 | * chapter 3).
2548 | *
2549 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2550 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2551 | * If bit 0 is not set, the time is in the range 2036-2104 and
2552 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2553 | */
2554 | tmpsecs = tvb_get_ntohl(tvb, start);
2555 | if ((tmpsecs & 0x80000000) != 0)
2556 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2557 | else
2558 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2559 | time_stamp->nsecs = 0;
2560 | } else {
2561 | time_stamp->secs = 0;
2562 | time_stamp->nsecs = 0;
2563 | report_type_length_mismatch(tree, "an NTP seconds-only time stamp", length, (length < 4));
2564 | }
2565 | break;
2566 |
2567 | case ENC_TIME_SECS_NTP0x00000018|ENC_LITTLE_ENDIAN0x80000000:
2568 | /*
2569 | * NTP time stamp, with 1-second resolution (i.e.,
2570 | * seconds since the NTP epoch), little-endian.
2571 | * Only supported for absolute times.
2572 | */
2573 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2573, "!is_relative" ))));
2574 |
2575 | /*
2576 | * We need a temporary variable here so the unsigned math
2577 | * works correctly (for years > 2036 according to RFC 2030
2578 | * chapter 3).
2579 | *
2580 | * If bit 0 is set, the UTC time is in the range 1968-2036 and
2581 | * UTC time is reckoned from 0h 0m 0s UTC on 1 January 1900.
2582 | * If bit 0 is not set, the time is in the range 2036-2104 and
2583 | * UTC time is reckoned from 6h 28m 16s UTC on 7 February 2036.
2584 | */
2585 | if (length == 4) {
2586 | tmpsecs = tvb_get_letohl(tvb, start);
2587 | if ((tmpsecs & 0x80000000) != 0)
2588 | time_stamp->secs = (time_t)((int64_t)tmpsecs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2589 | else
2590 | time_stamp->secs = (time_t)((int64_t)tmpsecs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2591 | time_stamp->nsecs = 0;
2592 | } else {
2593 | time_stamp->secs = 0;
2594 | time_stamp->nsecs = 0;
2595 | report_type_length_mismatch(tree, "an NTP seconds-only time stamp", length, (length < 4));
2596 | }
2597 | break;
2598 |
2599 | case ENC_TIME_MSEC_NTP0x00000022 | ENC_BIG_ENDIAN0x00000000:
2600 | /*
2601 | * Milliseconds, 6 to 8 bytes.
2602 | * For absolute times, it's milliseconds since the
2603 | * NTP epoch.
2604 | *
2605 | * ETSI TS 129.274 8.119 defines this as:
2606 | * "a 48 bit unsigned integer in network order format
2607 | * ...encoded as the number of milliseconds since
2608 | * 00:00:00 January 1, 1900 00:00 UTC, i.e. as the
2609 | * rounded value of 1000 x the value of the 64-bit
2610 | * timestamp (Seconds + (Fraction / (1<<32))) defined
2611 | * in clause 6 of IETF RFC 5905."
2612 | *
2613 | * Taken literally, the part after "i.e." would
2614 | * mean that the value rolls over before reaching
2615 | * 2^32 * 1000 = 4294967296000 = 0x3e800000000
2616 | * when the 64 bit timestamp rolls over, and we have
2617 | * to pick an NTP Era equivalence class to support
2618 | * (such as 1968-01-20 to 2104-02-06).
2619 | *
2620 | * OTOH, the extra room might be used to store Era
2621 | * information instead, in which case times until
2622 | * 10819-08-03 can be represented with 6 bytes without
2623 | * ambiguity. We handle both implementations, and assume
2624 | * that times before 1968-01-20 are not represented.
2625 | *
2626 | * Only 6 bytes or more makes sense as an absolute
2627 | * time. 5 bytes or fewer could express a span of
2628 | * less than 35 years, either 1900-1934 or 2036-2070.
2629 | */
2630 | if (length >= 6 && length <= 8) {
2631 | uint64_t msecs;
2632 |
2633 | msecs = get_uint64_value(tree, tvb, start, length, encoding);
2634 | tmp64secs = (msecs / 1000);
2635 | /*
2636 | * Assume that times in the first half of NTP
2637 | * Era 0 really represent times in the NTP
2638 | * Era 1.
2639 | */
2640 | if (tmp64secs >= 0x80000000)
2641 | time_stamp->secs = (time_t)((int64_t)tmp64secs - NTP_TIMEDIFF1900TO1970SEC2208988800L);
2642 | else
2643 | time_stamp->secs = (time_t)((int64_t)tmp64secs + NTP_TIMEDIFF1970TO2036SEC2085978496L);
2644 | time_stamp->nsecs = (int)(msecs % 1000)*1000000;
2645 | }
2646 | else {
2647 | time_stamp->secs = 0;
2648 | time_stamp->nsecs = 0;
2649 | report_type_length_mismatch(tree, "a time-in-milliseconds NTP time stamp", length, (length < 6));
2650 | }
2651 | break;
2652 |
2653 | case ENC_TIME_MP4_FILE_SECS0x00000026|ENC_BIG_ENDIAN0x00000000:
2654 | /*
2655 | * MP4 file time stamps, big-endian.
2656 | * Only supported for absolute times.
2657 | */
2658 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2658, "!is_relative" ))));
2659 |
2660 | if (length == 8) {
2661 | tmp64secs = tvb_get_ntoh64(tvb, start);
2662 | time_stamp->secs = (time_t)(int64_t)(tmp64secs - EPOCH_DELTA_1904_01_01_00_00_00_UTC2082844800U);
2663 | time_stamp->nsecs = 0;
2664 | } else if (length == 4) {
2665 | tmpsecs = tvb_get_ntohl(tvb, start);
2666 | time_stamp->secs = (time_t)(int32_t)(tmpsecs - EPOCH_DELTA_1904_01_01_00_00_00_UTC2082844800U);
2667 | time_stamp->nsecs = 0;
2668 | } else {
2669 | time_stamp->secs = 0;
2670 | time_stamp->nsecs = 0;
2671 | report_type_length_mismatch(tree, "an MP4 time stamp", length, (length < 4));
2672 | }
2673 | break;
2674 |
2675 | case ENC_TIME_ZBEE_ZCL0x00000032 | ENC_BIG_ENDIAN0x00000000:
2676 | /*
2677 | * Zigbee ZCL time stamps, big-endian.
2678 | * Only supported for absolute times.
2679 | */
2680 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2680, "!is_relative" ))));
2681 |
2682 | if (length == 8) {
2683 | tmp64secs = tvb_get_ntoh64(tvb, start);
2684 | if (ckd_add(&time_stamp->secs, tmp64secs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmp64secs), (((3*365 + 366)*7 + 2*365 )*24*3600UL), (&time_stamp->secs))) {
2685 | /* There are several other possible choices for what to do
2686 | * with overflow; make sure to coordinate with whatever
2687 | * packet-zbee-zcl.h does. */
2688 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2689 | }
2690 | time_stamp->nsecs = 0;
2691 | } else if (length == 4) {
2692 | tmpsecs = tvb_get_ntohl(tvb, start);
2693 | if (ckd_add(&time_stamp->secs, tmpsecs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmpsecs), (((3*365 + 366)*7 + 2*365)* 24*3600UL), (&time_stamp->secs))) {
2694 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2695 | }
2696 | time_stamp->nsecs = 0;
2697 | } else {
2698 | time_stamp->secs = 0;
2699 | time_stamp->nsecs = 0;
2700 | report_type_length_mismatch(tree, "a Zigbee ZCL time stamp", length, (length < 4));
2701 | }
2702 | break;
2703 |
2704 | case ENC_TIME_ZBEE_ZCL0x00000032 | ENC_LITTLE_ENDIAN0x80000000:
2705 | /*
2706 | * Zigbee ZCL time stamps, little-endian.
2707 | * Only supported for absolute times.
2708 | */
2709 | DISSECTOR_ASSERT(!is_relative)((void) ((!is_relative) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 2709, "!is_relative" ))));
2710 |
2711 | if (length == 8) {
2712 | tmp64secs = tvb_get_letoh64(tvb, start);
2713 | if (ckd_add(&time_stamp->secs, tmp64secs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmp64secs), (((3*365 + 366)*7 + 2*365 )*24*3600UL), (&time_stamp->secs))) {
2714 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2715 | }
2716 | time_stamp->nsecs = 0;
2717 | } else if (length == 4) {
2718 | tmpsecs = tvb_get_letohl(tvb, start);
2719 | if (ckd_add(&time_stamp->secs, tmpsecs, EPOCH_DELTA_2000_01_01_00_00_00_UTC)__builtin_add_overflow((tmpsecs), (((3*365 + 366)*7 + 2*365)* 24*3600UL), (&time_stamp->secs))) {
2720 | time_stamp->secs = TIME_T_MAX((time_t) (~ (time_t) 0 - ((time_t) ((time_t)0 < (time_t) - 1 ? (time_t) 0 : (time_t) (~0ULL << (sizeof (time_t) * 8 - 1))))));
2721 | }
2722 | time_stamp->nsecs = 0;
2723 | } else {
2724 | time_stamp->secs = 0;
2725 | time_stamp->nsecs = 0;
2726 | report_type_length_mismatch(tree, "a Zigbee ZCL time stamp", length, (length < 4));
2727 | }
2728 | break;
2729 |
2730 | default:
2731 | DISSECTOR_ASSERT_NOT_REACHED()(proto_report_dissector_bug("%s:%u: failed assertion \"DISSECTOR_ASSERT_NOT_REACHED\"" , "epan/proto.c", 2731));
2732 | break;
2733 | }
2734 | }
2735 |
2736 | static void
2737 | tree_data_add_maybe_interesting_field(tree_data_t *tree_data, field_info *fi)
2738 | {
2739 | const header_field_info *hfinfo = fi->hfinfo;
2740 |
2741 | if (hfinfo->ref_type == HF_REF_TYPE_DIRECT || hfinfo->ref_type == HF_REF_TYPE_PRINT) {
2742 | GPtrArray *ptrs = NULL((void*)0);
2743 |
2744 | if (tree_data->interesting_hfids == NULL((void*)0)) {
2745 | /* Initialize the hash because we now know that it is needed */
2746 | tree_data->interesting_hfids =
2747 | g_hash_table_new(g_direct_hash, NULL((void*)0) /* g_direct_equal */);
2748 | } else if (g_hash_table_size(tree_data->interesting_hfids)) {
2749 | ptrs = (GPtrArray *)g_hash_table_lookup(tree_data->interesting_hfids,
2750 | GINT_TO_POINTER(hfinfo->id)((gpointer) (glong) (hfinfo->id)));
2751 | }
2752 |
2753 | if (!ptrs) {
2754 | /* First element triggers the creation of pointer array */
2755 | ptrs = g_ptr_array_new();
2756 | g_hash_table_insert(tree_data->interesting_hfids,
2757 | GINT_TO_POINTER(hfinfo->id)((gpointer) (glong) (hfinfo->id)), ptrs);
2758 | }
2759 |
2760 | g_ptr_array_add(ptrs, fi);
2761 | }
2762 | }
2763 |
2764 |
2765 | /*
2766 | * Validates that field length bytes are available starting from
2767 | * start (pos/neg). Throws an exception if they aren't.
2768 | */
2769 | static void
2770 | test_length(header_field_info *hfinfo, tvbuff_t *tvb,
2771 | unsigned start, int length, const unsigned encoding)
2772 | {
2773 | int size = length;
2774 |
2775 | if (!tvb)
2776 | return;
2777 |
2778 | if ((hfinfo->type == FT_STRINGZ) ||
2779 | ((encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) &&
2780 | (FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )) || FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ))))) {
2781 | /* If we're fetching until the end of the TVB, only validate
2782 | * that the offset is within range.
2783 | */
2784 | if (length == -1)
2785 | size = 0;
2786 | }
2787 |
2788 | tvb_ensure_bytes_exist(tvb, start, size);
2789 | }
2790 |
2791 | static void
2792 | detect_trailing_stray_characters(unsigned encoding, const char *string, int length, proto_item *pi)
2793 | {
2794 | bool_Bool found_stray_character = false0;
2795 |
2796 | if (!string)
2797 | return;
2798 |
2799 | switch (encoding & ENC_CHARENCODING_MASK0x0000FFFE) {
2800 | case ENC_ASCII0x00000000:
2801 | case ENC_UTF_80x00000002:
2802 | for (int i = (int)strlen(string); i < length; i++) {
2803 | if (string[i] != '\0') {
2804 | found_stray_character = true1;
2805 | break;
2806 | }
2807 | }
2808 | break;
2809 |
2810 | default:
2811 | break;
2812 | }
2813 |
2814 | if (found_stray_character) {
2815 | expert_add_info(NULL((void*)0), pi, &ei_string_trailing_characters);
2816 | }
2817 | }
2818 |
2819 | static void
2820 | free_fvalue_cb(void *data)
2821 | {
2822 | fvalue_t *fv = (fvalue_t*)data;
2823 | fvalue_free(fv);
2824 | }
2825 |
2826 | /* Add an item to a proto_tree, using the text label registered to that item;
2827 | the item is extracted from the tvbuff handed to it. */
2828 | static proto_item *
2829 | proto_tree_new_item(field_info *new_fi, proto_tree *tree,
2830 | tvbuff_t *tvb, unsigned start, int length,
2831 | unsigned encoding)
2832 | {
2833 | proto_item *pi;
2834 | uint32_t value, n;
2835 | uint64_t value64;
2836 | ws_in4_addr ipv4_value;
2837 | float floatval;
2838 | double doubleval;
2839 | const char *stringval = NULL((void*)0);
2840 | nstime_t time_stamp;
2841 | bool_Bool length_error;
2842 |
2843 | /* Ensure that the newly created fvalue_t is freed if we throw an
2844 | * exception before adding it to the tree. (gcc creates clobbering
2845 | * when it optimizes the equivalent TRY..EXCEPT implementation.)
2846 | * XXX: Move the new_field_info() call inside here?
2847 | */
2848 | CLEANUP_PUSH(free_fvalue_cb, new_fi->value){ struct except_stacknode except_sn; struct except_cleanup except_cl ; except_setup_clean(&except_sn, &except_cl, (free_fvalue_cb ), (new_fi->value));
2849 |
2850 | switch (new_fi->hfinfo->type) {
2851 | case FT_NONE:
2852 | /* no value to set for FT_NONE */
2853 | break;
2854 |
2855 | case FT_PROTOCOL:
2856 | /* Set the protocol_tvb via the start offset, but include
2857 | * rest of the ds_tvb so that if finfo_set_len is called
2858 | * later it can be lengthened as much as possible. */
2859 | proto_tree_set_protocol_tvb(new_fi, new_fi->ds_tvb ? tvb_new_subset_remaining(new_fi->ds_tvb, new_fi->start) : NULL((void*)0), new_fi->hfinfo->name, length);
2860 | break;
2861 |
2862 | case FT_BYTES:
2863 | proto_tree_set_bytes_tvb(new_fi, tvb, start, length);
2864 | break;
2865 |
2866 | case FT_UINT_BYTES:
2867 | n = get_uint_value(tree, tvb, start, length, encoding);
2868 | proto_tree_set_bytes_tvb(new_fi, tvb, start + length, n);
2869 |
2870 | /* Instead of calling proto_item_set_len(), since we don't yet
2871 | * have a proto_item, we set the field_info's length ourselves. */
2872 | new_fi->length = n + length;
2873 | break;
2874 |
2875 | case FT_BOOLEAN:
2876 | /*
2877 | * Map all non-zero values to little-endian for
2878 | * backwards compatibility.
2879 | */
2880 | if (encoding)
2881 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2882 | proto_tree_set_boolean(new_fi,
2883 | get_uint64_value(tree, tvb, start, length, encoding));
2884 | break;
2885 |
2886 | case FT_CHAR:
2887 | /* XXX - make these just FT_UINT? */
2888 | case FT_UINT8:
2889 | case FT_UINT16:
2890 | case FT_UINT24:
2891 | case FT_UINT32:
2892 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
2893 | new_fi->length = tvb_get_varint(tvb, start, (length == -1) ? FT_VARINT_MAX_LEN10 : length, &value64, encoding);
2894 | value = (uint32_t)value64;
2895 | if (!(encoding & ENC_VARINT_QUIC0x00000004)) {
2896 | new_fi->flags |= FI_VARINT0x00040000;
2897 | }
2898 | }
2899 | else {
2900 | /*
2901 | * Map all non-zero values to little-endian for
2902 | * backwards compatibility.
2903 | */
2904 | if (encoding)
2905 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2906 |
2907 | value = get_uint_value(tree, tvb, start, length, encoding);
2908 | }
2909 | proto_tree_set_uint(new_fi, value);
2910 | break;
2911 |
2912 | case FT_UINT40:
2913 | case FT_UINT48:
2914 | case FT_UINT56:
2915 | case FT_UINT64:
2916 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
2917 | new_fi->length = tvb_get_varint(tvb, start, (length == -1) ? FT_VARINT_MAX_LEN10 : length, &value64, encoding);
2918 | if (!(encoding & ENC_VARINT_QUIC0x00000004)) {
2919 | new_fi->flags |= FI_VARINT0x00040000;
2920 | }
2921 | }
2922 | else {
2923 | /*
2924 | * Map all other non-zero values to little-endian for
2925 | * backwards compatibility.
2926 | */
2927 | if (encoding)
2928 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2929 |
2930 | value64 = get_uint64_value(tree, tvb, start, length, encoding);
2931 | }
2932 | proto_tree_set_uint64(new_fi, value64);
2933 | break;
2934 |
2935 | /* XXX - make these just FT_INT? */
2936 | case FT_INT8:
2937 | case FT_INT16:
2938 | case FT_INT24:
2939 | case FT_INT32:
2940 | /*
2941 | * Map all non-zero values to little-endian for
2942 | * backwards compatibility.
2943 | */
2944 | if (encoding)
2945 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2946 | proto_tree_set_int(new_fi,
2947 | get_int_value(tree, tvb, start, length, encoding));
2948 | break;
2949 |
2950 | case FT_INT40:
2951 | case FT_INT48:
2952 | case FT_INT56:
2953 | case FT_INT64:
2954 | /*
2955 | * Map all non-zero values to little-endian for
2956 | * backwards compatibility.
2957 | */
2958 | if (encoding)
2959 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2960 | proto_tree_set_int64(new_fi,
2961 | get_int64_value(tree, tvb, start, length, encoding));
2962 | break;
2963 |
2964 | case FT_IPv4:
2965 | /*
2966 | * Map all non-zero values to little-endian for
2967 | * backwards compatibility.
2968 | */
2969 | if (encoding)
2970 | encoding = ENC_LITTLE_ENDIAN0x80000000;
2971 | if (length != FT_IPv4_LEN4) {
2972 | length_error = length < FT_IPv4_LEN4 ? true1 : false0;
2973 | report_type_length_mismatch(tree, "an IPv4 address", length, length_error);
2974 | }
2975 | ipv4_value = tvb_get_ipv4(tvb, start);
2976 | /*
2977 | * NOTE: to support code written when
2978 | * proto_tree_add_item() took a bool as its
2979 | * last argument, with false meaning "big-endian"
2980 | * and true meaning "little-endian", we treat any
2981 | * non-zero value of "encoding" as meaning
2982 | * "little-endian".
2983 | */
2984 | proto_tree_set_ipv4(new_fi, encoding ? GUINT32_SWAP_LE_BE(ipv4_value)(((guint32) ( (((guint32) (ipv4_value) & (guint32) 0x000000ffU ) << 24) | (((guint32) (ipv4_value) & (guint32) 0x0000ff00U ) << 8) | (((guint32) (ipv4_value) & (guint32) 0x00ff0000U ) >> 8) | (((guint32) (ipv4_value) & (guint32) 0xff000000U ) >> 24)))) : ipv4_value);
2985 | break;
2986 |
2987 | case FT_IPXNET:
2988 | if (length != FT_IPXNET_LEN4) {
2989 | length_error = length < FT_IPXNET_LEN4 ? true1 : false0;
2990 | report_type_length_mismatch(tree, "an IPXNET address", length, length_error);
2991 | }
2992 | proto_tree_set_ipxnet(new_fi,
2993 | get_uint_value(tree, tvb, start, FT_IPXNET_LEN4, ENC_BIG_ENDIAN0x00000000));
2994 | break;
2995 |
2996 | case FT_IPv6:
2997 | if (length != FT_IPv6_LEN16) {
2998 | length_error = length < FT_IPv6_LEN16 ? true1 : false0;
2999 | report_type_length_mismatch(tree, "an IPv6 address", length, length_error);
3000 | }
3001 | proto_tree_set_ipv6_tvb(new_fi, tvb, start, length);
3002 | break;
3003 |
3004 | case FT_FCWWN:
3005 | if (length != FT_FCWWN_LEN8) {
3006 | length_error = length < FT_FCWWN_LEN8 ? true1 : false0;
3007 | report_type_length_mismatch(tree, "an FCWWN address", length, length_error);
3008 | }
3009 | proto_tree_set_fcwwn_tvb(new_fi, tvb, start, length);
3010 | break;
3011 |
3012 | case FT_AX25:
3013 | if (length != 7) {
3014 | length_error = length < 7 ? true1 : false0;
3015 | report_type_length_mismatch(tree, "an AX.25 address", length, length_error);
3016 | }
3017 | proto_tree_set_ax25_tvb(new_fi, tvb, start);
3018 | break;
3019 |
3020 | case FT_VINES:
3021 | if (length != VINES_ADDR_LEN6) {
3022 | length_error = length < VINES_ADDR_LEN6 ? true1 : false0;
3023 | report_type_length_mismatch(tree, "a Vines address", length, length_error);
3024 | }
3025 | proto_tree_set_vines_tvb(new_fi, tvb, start);
3026 | break;
3027 |
3028 | case FT_ETHER:
3029 | if (length != FT_ETHER_LEN6) {
3030 | length_error = length < FT_ETHER_LEN6 ? true1 : false0;
3031 | report_type_length_mismatch(tree, "a MAC address", length, length_error);
3032 | }
3033 | proto_tree_set_ether_tvb(new_fi, tvb, start);
3034 | break;
3035 |
3036 | case FT_EUI64:
3037 | /*
3038 | * Map all non-zero values to little-endian for
3039 | * backwards compatibility.
3040 | */
3041 | if (encoding)
3042 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3043 | if (length != FT_EUI64_LEN8) {
3044 | length_error = length < FT_EUI64_LEN8 ? true1 : false0;
3045 | report_type_length_mismatch(tree, "an EUI-64 address", length, length_error);
3046 | }
3047 | proto_tree_set_eui64_tvb(new_fi, tvb, start, encoding);
3048 | break;
3049 | case FT_GUID:
3050 | /*
3051 | * Map all non-zero values to little-endian for
3052 | * backwards compatibility.
3053 | */
3054 | if (encoding)
3055 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3056 | if (length != FT_GUID_LEN16) {
3057 | length_error = length < FT_GUID_LEN16 ? true1 : false0;
3058 | report_type_length_mismatch(tree, "a GUID", length, length_error);
3059 | }
3060 | proto_tree_set_guid_tvb(new_fi, tvb, start, encoding);
3061 | break;
3062 |
3063 | case FT_OID:
3064 | case FT_REL_OID:
3065 | proto_tree_set_oid_tvb(new_fi, tvb, start, length);
3066 | break;
3067 |
3068 | case FT_SYSTEM_ID:
3069 | proto_tree_set_system_id_tvb(new_fi, tvb, start, length);
3070 | break;
3071 |
3072 | case FT_FLOAT:
3073 | /*
3074 | * NOTE: to support code written when
3075 | * proto_tree_add_item() took a bool as its
3076 | * last argument, with false meaning "big-endian"
3077 | * and true meaning "little-endian", we treat any
3078 | * non-zero value of "encoding" as meaning
3079 | * "little-endian".
3080 | *
3081 | * At some point in the future, we might
3082 | * support non-IEEE-binary floating-point
3083 | * formats in the encoding as well
3084 | * (IEEE decimal, System/3x0, VAX).
3085 | */
3086 | if (encoding)
3087 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3088 | if (length != 4) {
3089 | length_error = length < 4 ? true1 : false0;
3090 | report_type_length_mismatch(tree, "a single-precision floating point number", length, length_error);
3091 | }
3092 | if (encoding)
3093 | floatval = tvb_get_letohieee_float(tvb, start);
3094 | else
3095 | floatval = tvb_get_ntohieee_float(tvb, start);
3096 | proto_tree_set_float(new_fi, floatval);
3097 | break;
3098 |
3099 | case FT_DOUBLE:
3100 | /*
3101 | * NOTE: to support code written when
3102 | * proto_tree_add_item() took a bool as its
3103 | * last argument, with false meaning "big-endian"
3104 | * and true meaning "little-endian", we treat any
3105 | * non-zero value of "encoding" as meaning
3106 | * "little-endian".
3107 | *
3108 | * At some point in the future, we might
3109 | * support non-IEEE-binary floating-point
3110 | * formats in the encoding as well
3111 | * (IEEE decimal, System/3x0, VAX).
3112 | */
3113 | if (encoding == true1)
3114 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3115 | if (length != 8) {
3116 | length_error = length < 8 ? true1 : false0;
3117 | report_type_length_mismatch(tree, "a double-precision floating point number", length, length_error);
3118 | }
3119 | if (encoding)
3120 | doubleval = tvb_get_letohieee_double(tvb, start);
3121 | else
3122 | doubleval = tvb_get_ntohieee_double(tvb, start);
3123 | proto_tree_set_double(new_fi, doubleval);
3124 | break;
3125 |
3126 | case FT_STRING:
3127 | stringval = (const char*)get_string_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3128 | tvb, start, length, &length, encoding);
3129 | proto_tree_set_string(new_fi, stringval);
3130 |
3131 | /* Instead of calling proto_item_set_len(), since we
3132 | * don't yet have a proto_item, we set the
3133 | * field_info's length ourselves.
3134 | *
3135 | * XXX - our caller can't use that length to
3136 | * advance an offset unless they arrange that
3137 | * there always be a protocol tree into which
3138 | * we're putting this item.
3139 | */
3140 | new_fi->length = length;
3141 | break;
3142 |
3143 | case FT_STRINGZ:
3144 | stringval = (const char*)get_stringz_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3145 | tree, tvb, start, length, &length, encoding);
3146 | proto_tree_set_string(new_fi, stringval);
3147 |
3148 | /* Instead of calling proto_item_set_len(),
3149 | * since we don't yet have a proto_item, we
3150 | * set the field_info's length ourselves.
3151 | *
3152 | * XXX - our caller can't use that length to
3153 | * advance an offset unless they arrange that
3154 | * there always be a protocol tree into which
3155 | * we're putting this item.
3156 | */
3157 | new_fi->length = length;
3158 | break;
3159 |
3160 | case FT_UINT_STRING:
3161 | /*
3162 | * NOTE: to support code written when
3163 | * proto_tree_add_item() took a bool as its
3164 | * last argument, with false meaning "big-endian"
3165 | * and true meaning "little-endian", if the
3166 | * encoding value is true, treat that as
3167 | * ASCII with a little-endian length.
3168 | *
3169 | * This won't work for code that passes
3170 | * arbitrary non-zero values; that code
3171 | * will need to be fixed.
3172 | */
3173 | if (encoding == true1)
3174 | encoding = ENC_ASCII0x00000000|ENC_LITTLE_ENDIAN0x80000000;
3175 | stringval = (const char*)get_uint_string_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3176 | tree, tvb, start, length, &length, encoding);
3177 | proto_tree_set_string(new_fi, stringval);
3178 |
3179 | /* Instead of calling proto_item_set_len(), since we
3180 | * don't yet have a proto_item, we set the
3181 | * field_info's length ourselves.
3182 | *
3183 | * XXX - our caller can't use that length to
3184 | * advance an offset unless they arrange that
3185 | * there always be a protocol tree into which
3186 | * we're putting this item.
3187 | */
3188 | new_fi->length = length;
3189 | break;
3190 |
3191 | case FT_STRINGZPAD:
3192 | stringval = (const char*)get_stringzpad_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3193 | tvb, start, length, &length, encoding);
3194 | proto_tree_set_string(new_fi, stringval);
3195 |
3196 | /* Instead of calling proto_item_set_len(), since we
3197 | * don't yet have a proto_item, we set the
3198 | * field_info's length ourselves.
3199 | *
3200 | * XXX - our caller can't use that length to
3201 | * advance an offset unless they arrange that
3202 | * there always be a protocol tree into which
3203 | * we're putting this item.
3204 | */
3205 | new_fi->length = length;
3206 | break;
3207 |
3208 | case FT_STRINGZTRUNC:
3209 | stringval = (const char*)get_stringztrunc_value(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool),
3210 | tvb, start, length, &length, encoding);
3211 | proto_tree_set_string(new_fi, stringval);
3212 |
3213 | /* Instead of calling proto_item_set_len(), since we
3214 | * don't yet have a proto_item, we set the
3215 | * field_info's length ourselves.
3216 | *
3217 | * XXX - our caller can't use that length to
3218 | * advance an offset unless they arrange that
3219 | * there always be a protocol tree into which
3220 | * we're putting this item.
3221 | */
3222 | new_fi->length = length;
3223 | break;
3224 |
3225 | case FT_ABSOLUTE_TIME:
3226 | /*
3227 | * Absolute times can be in any of a number of
3228 | * formats, and they can be big-endian or
3229 | * little-endian.
3230 | *
3231 | * Historically FT_TIMEs were only timespecs;
3232 | * the only question was whether they were stored
3233 | * in big- or little-endian format.
3234 | *
3235 | * For backwards compatibility, we interpret an
3236 | * encoding of 1 as meaning "little-endian timespec",
3237 | * so that passing true is interpreted as that.
3238 | */
3239 | if (encoding == true1)
3240 | encoding = ENC_TIME_SECS_NSECS0x00000000|ENC_LITTLE_ENDIAN0x80000000;
3241 |
3242 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, false0);
3243 |
3244 | proto_tree_set_time(new_fi, &time_stamp);
3245 | break;
3246 |
3247 | case FT_RELATIVE_TIME:
3248 | /*
3249 | * Relative times can be in any of a number of
3250 | * formats, and they can be big-endian or
3251 | * little-endian.
3252 | *
3253 | * Historically FT_TIMEs were only timespecs;
3254 | * the only question was whether they were stored
3255 | * in big- or little-endian format.
3256 | *
3257 | * For backwards compatibility, we interpret an
3258 | * encoding of 1 as meaning "little-endian timespec",
3259 | * so that passing true is interpreted as that.
3260 | */
3261 | if (encoding == true1)
3262 | encoding = ENC_TIME_SECS_NSECS0x00000000|ENC_LITTLE_ENDIAN0x80000000;
3263 |
3264 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, true1);
3265 |
3266 | proto_tree_set_time(new_fi, &time_stamp);
3267 | break;
3268 | case FT_IEEE_11073_SFLOAT:
3269 | if (encoding)
3270 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3271 | if (length != 2) {
3272 | length_error = length < 2 ? true1 : false0;
3273 | report_type_length_mismatch(tree, "a IEEE 11073 SFLOAT", length, length_error);
3274 | }
3275 |
3276 | fvalue_set_uinteger(new_fi->value, tvb_get_uint16(tvb, start, encoding));
3277 |
3278 | break;
3279 | case FT_IEEE_11073_FLOAT:
3280 | if (encoding)
3281 | encoding = ENC_LITTLE_ENDIAN0x80000000;
3282 | if (length != 4) {
3283 | length_error = length < 4 ? true1 : false0;
3284 | report_type_length_mismatch(tree, "a IEEE 11073 FLOAT", length, length_error);
3285 | }
3286 | fvalue_set_uinteger(new_fi->value, tvb_get_uint32(tvb, start, encoding));
3287 |
3288 | break;
3289 | default:
3290 | REPORT_DISSECTOR_BUG("field %s is of unknown type %d (%s)",proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type))
3291 | new_fi->hfinfo->abbrev,proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type))
3292 | new_fi->hfinfo->type,proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type))
3293 | ftype_name(new_fi->hfinfo->type))proto_report_dissector_bug("field %s is of unknown type %d (%s)" , new_fi->hfinfo->abbrev, new_fi->hfinfo->type, ftype_name (new_fi->hfinfo->type));
3294 | break;
3295 | }
3296 | FI_SET_FLAG(new_fi, (encoding & ENC_LITTLE_ENDIAN) ? FI_LITTLE_ENDIAN : FI_BIG_ENDIAN)do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0);
3297 |
3298 | /* Don't add new node to proto_tree until now so that any exceptions
3299 | * raised by a tvbuff access method doesn't leave junk in the proto_tree. */
3300 | /* XXX. wouldn't be better to add this item to tree, with some special
3301 | * flag (FI_EXCEPTION?) to know which item caused exception? For
3302 | * strings and bytes, we would have to set new_fi->value to something
3303 | * non-NULL, or otherwise ensure that proto_item_fill_display_label
3304 | * could handle NULL values. */
3305 | CLEANUP_POPexcept_pop(); if (0) except_cl.except_func(except_cl.except_context ); }
3306 | pi = proto_tree_add_node(tree, new_fi);
3307 |
3308 | switch (new_fi->hfinfo->type) {
3309 |
3310 | case FT_STRING:
3311 | /* XXX: trailing stray character detection should be done
3312 | * _before_ conversion to UTF-8, because conversion can change
3313 | * the length, or else get_string_length should return a value
3314 | * for the "length in bytes of the string after conversion
3315 | * including internal nulls." (Noting that we do, for other
3316 | * reasons, still need the "length in bytes in the field",
3317 | * especially for FT_STRINGZ.)
3318 | *
3319 | * This is true even for ASCII and UTF-8, because
3320 | * substituting REPLACEMENT CHARACTERS for illegal characters
3321 | * can also do so (and for UTF-8 possibly even make the
3322 | * string _shorter_).
3323 | */
3324 | detect_trailing_stray_characters(encoding, stringval, length, pi);
3325 | break;
3326 |
3327 | default:
3328 | break;
3329 | }
3330 |
3331 | return pi;
3332 | }
3333 |
3334 | proto_item *
3335 | proto_tree_add_item_ret_int(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3336 | const unsigned start, unsigned length,
3337 | const unsigned encoding, int32_t *retval)
3338 | {
3339 | header_field_info *hfinfo;
3340 | field_info *new_fi;
3341 | int32_t value;
3342 |
3343 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3343, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3343, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3343, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3344 |
3345 | switch (hfinfo->type) {
3346 | case FT_INT8:
3347 | case FT_INT16:
3348 | case FT_INT24:
3349 | case FT_INT32:
3350 | break;
3351 | case FT_INT64:
3352 | REPORT_DISSECTOR_BUG("64-bit signed integer field %s used with proto_tree_add_item_ret_int()",proto_report_dissector_bug("64-bit signed integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev)
3353 | hfinfo->abbrev)proto_report_dissector_bug("64-bit signed integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev);
3354 | default:
3355 | REPORT_DISSECTOR_BUG("Non-signed-integer field %s used with proto_tree_add_item_ret_int()",proto_report_dissector_bug("Non-signed-integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev)
3356 | hfinfo->abbrev)proto_report_dissector_bug("Non-signed-integer field %s used with proto_tree_add_item_ret_int()" , hfinfo->abbrev);
3357 | }
3358 |
3359 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3360 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3361 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3362 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3363 | *retval = 0;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3364 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3365 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3366 |
3367 | if (encoding & ENC_STRING0x07000000) {
3368 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3369 | }
3370 | /* I believe it's ok if this is called with a NULL tree */
3371 | value = get_int_value(tree, tvb, start, length, encoding);
3372 |
3373 | if (retval) {
3374 | int no_of_bits;
3375 | *retval = value;
3376 | if (hfinfo->bitmask) {
3377 | /* Mask out irrelevant portions */
3378 | *retval &= (uint32_t)(hfinfo->bitmask);
3379 | /* Shift bits */
3380 | *retval >>= hfinfo_bitshift(hfinfo);
3381 | }
3382 | no_of_bits = ws_count_ones(hfinfo->bitmask);
3383 | *retval = ws_sign_ext32(*retval, no_of_bits);
3384 | }
3385 |
3386 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3387 |
3388 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3388 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3388, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3388, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3388, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3389 |
3390 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3391 |
3392 | proto_tree_set_int(new_fi, value);
3393 |
3394 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3395 |
3396 | return proto_tree_add_node(tree, new_fi);
3397 | }
3398 |
3399 | proto_item *
3400 | proto_tree_add_item_ret_uint(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3401 | const unsigned start, unsigned length,
3402 | const unsigned encoding, uint32_t *retval)
3403 | {
3404 | header_field_info *hfinfo;
3405 | field_info *new_fi;
3406 | uint32_t value;
3407 |
3408 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3408, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3408, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3408, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3409 |
3410 | switch (hfinfo->type) {
3411 | case FT_CHAR:
3412 | case FT_UINT8:
3413 | case FT_UINT16:
3414 | case FT_UINT24:
3415 | case FT_UINT32:
3416 | break;
3417 | default:
3418 | REPORT_DISSECTOR_BUG("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev)
3419 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev);
3420 | }
3421 |
3422 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3423 | {if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3424 | if (retval) {if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3425 | *retval = 0;if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3426 | }if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3427 | return NULL;if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3428 | }if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); }
3429 | )if (length == 0) { { if (retval) { *retval = 0; } return ((void *)0); }; return ((void*)0); };
3430 |
3431 | if (encoding & ENC_STRING0x07000000) {
3432 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3433 | }
3434 | /* I believe it's ok if this is called with a NULL tree */
3435 | /* XXX - modify if we ever support EBCDIC FT_CHAR */
3436 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
3437 | uint64_t temp64;
3438 | tvb_get_varint(tvb, start, length, &temp64, encoding);
3439 | value = (uint32_t)temp64;
3440 | } else {
3441 | value = get_uint_value(tree, tvb, start, length, encoding);
3442 | }
3443 |
3444 | if (retval) {
3445 | *retval = value;
3446 | if (hfinfo->bitmask) {
3447 | /* Mask out irrelevant portions */
3448 | *retval &= (uint32_t)(hfinfo->bitmask);
3449 | /* Shift bits */
3450 | *retval >>= hfinfo_bitshift(hfinfo);
3451 | }
3452 | }
3453 |
3454 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3455 |
3456 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3456 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3456, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3456, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3456, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3457 |
3458 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3459 |
3460 | proto_tree_set_uint(new_fi, value);
3461 |
3462 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3463 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3464 | new_fi->flags |= FI_VARINT0x00040000;
3465 | }
3466 | return proto_tree_add_node(tree, new_fi);
3467 | }
3468 |
3469 | proto_item *
3470 | proto_tree_add_item_ret_uint32(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3471 | const unsigned start, unsigned length,
3472 | const unsigned encoding, uint32_t *retval)
3473 | {
3474 | return proto_tree_add_item_ret_uint(tree, hfindex, tvb, start, length, encoding, retval);
3475 | }
3476 |
3477 | proto_item *
3478 | proto_tree_add_item_ret_uint8(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3479 | const unsigned start, unsigned length,
3480 | const unsigned encoding, uint8_t *retval)
3481 | {
3482 | /* TODO: further restrict by hfinfo->type ? */
3483 | uint32_t val32;
3484 | proto_item *item = proto_tree_add_item_ret_uint(tree, hfindex, tvb, start, length, encoding, &val32);
3485 | *retval = (uint8_t)val32;
3486 | return item;
3487 | }
3488 |
3489 | proto_item *
3490 | proto_tree_add_item_ret_uint16(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3491 | const unsigned start, unsigned length,
3492 | const unsigned encoding, uint16_t *retval)
3493 | {
3494 | /* TODO: further restrict by hfinfo->type ? */
3495 | uint32_t val32;
3496 | proto_item *item = proto_tree_add_item_ret_uint(tree, hfindex, tvb, start, length, encoding, &val32);
3497 | *retval = (uint16_t)(val32 & 0xFFFF); /* Bitwise AND is a classic 'Reset' for taint */
3498 | return item;
3499 | }
3500 |
3501 |
3502 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3503 | * and returns proto_item* and uint value retrieved*/
3504 | proto_item *
3505 | ptvcursor_add_ret_uint(ptvcursor_t *ptvc, int hfindex, unsigned length,
3506 | const unsigned encoding, uint32_t *retval)
3507 | {
3508 | field_info *new_fi;
3509 | header_field_info *hfinfo;
3510 | unsigned item_length;
3511 | unsigned offset;
3512 | uint32_t value;
3513 |
3514 | offset = ptvc->offset;
3515 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3515, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3515, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3515, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3516 |
3517 | switch (hfinfo->type) {
3518 | case FT_CHAR:
3519 | case FT_UINT8:
3520 | case FT_UINT16:
3521 | case FT_UINT24:
3522 | case FT_UINT32:
3523 | break;
3524 | default:
3525 | REPORT_DISSECTOR_BUG("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev)
3526 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev);
3527 | }
3528 |
3529 | get_hfi_length_unsigned(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
3530 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
3531 |
3532 | /* I believe it's ok if this is called with a NULL tree */
3533 | /* XXX - modify if we ever support EBCDIC FT_CHAR */
3534 | value = get_uint_value(ptvc->tree, ptvc->tvb, offset, item_length, encoding);
3535 |
3536 | if (retval) {
3537 | *retval = value;
3538 | if (hfinfo->bitmask) {
3539 | /* Mask out irrelevant portions */
3540 | *retval &= (uint32_t)(hfinfo->bitmask);
3541 | /* Shift bits */
3542 | *retval >>= hfinfo_bitshift(hfinfo);
3543 | }
3544 | }
3545 |
3546 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
3547 |
3548 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3549 |
3550 | /* Coast clear. Try and fake it */
3551 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfindex, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3551 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3551, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3551, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((ptvc->tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3551, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3552 |
3553 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3554 |
3555 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3556 | offset, length, encoding);
3557 | }
3558 |
3559 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3560 | * and returns proto_item* and int value retrieved*/
3561 | proto_item *
3562 | ptvcursor_add_ret_int(ptvcursor_t *ptvc, int hfindex, unsigned length,
3563 | const unsigned encoding, int32_t *retval)
3564 | {
3565 | field_info *new_fi;
3566 | header_field_info *hfinfo;
3567 | unsigned item_length;
3568 | unsigned offset;
3569 | uint32_t value;
3570 |
3571 | offset = ptvc->offset;
3572 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3572, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3572, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3572, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3573 |
3574 | switch (hfinfo->type) {
3575 | case FT_INT8:
3576 | case FT_INT16:
3577 | case FT_INT24:
3578 | case FT_INT32:
3579 | break;
3580 | default:
3581 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32",proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev)
3582 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev);
3583 | }
3584 |
3585 | get_hfi_length_unsigned(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
3586 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
3587 |
3588 | /* I believe it's ok if this is called with a NULL tree */
3589 | /* XXX - modify if we ever support EBCDIC FT_CHAR */
3590 | value = get_int_value(ptvc->tree, ptvc->tvb, offset, item_length, encoding);
3591 |
3592 | if (retval) {
3593 | int no_of_bits;
3594 | *retval = value;
3595 | if (hfinfo->bitmask) {
3596 | /* Mask out irrelevant portions */
3597 | *retval &= (uint32_t)(hfinfo->bitmask);
3598 | /* Shift bits */
3599 | *retval >>= hfinfo_bitshift(hfinfo);
3600 | }
3601 | no_of_bits = ws_count_ones(hfinfo->bitmask);
3602 | *retval = ws_sign_ext32(*retval, no_of_bits);
3603 | }
3604 |
3605 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
3606 |
3607 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3608 |
3609 | /* Coast clear. Try and fake it */
3610 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfindex, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3610 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3610, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3610, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((ptvc->tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3610, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3611 |
3612 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3613 |
3614 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3615 | offset, length, encoding);
3616 | }
3617 |
3618 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3619 | * and returns proto_item* and string value retrieved */
3620 | proto_item*
3621 | ptvcursor_add_ret_string(ptvcursor_t* ptvc, int hf, int length, const unsigned encoding, wmem_allocator_t *scope, const uint8_t **retval)
3622 | {
3623 | header_field_info *hfinfo;
3624 | field_info *new_fi;
3625 | const uint8_t *value;
3626 | unsigned item_length;
3627 | unsigned offset;
3628 |
3629 | offset = ptvc->offset;
3630 |
3631 | PROTO_REGISTRAR_GET_NTH(hf, hfinfo)if((hf == 0 || (unsigned)hf > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3631 , __func__, "Unregistered hf! index=%d", hf); ((void) ((hf > 0 && (unsigned)hf < gpa_hfinfo.len) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3631, "hf > 0 && (unsigned)hf < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf] != (( void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3631, "gpa_hfinfo.hfi[hf] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[hf];;
3632 |
3633 | switch (hfinfo->type) {
3634 | case FT_STRING:
3635 | value = get_string_value(scope, ptvc->tvb, offset, length, (int*)&item_length, encoding);
3636 | break;
3637 | case FT_STRINGZ:
3638 | value = get_stringz_value(scope, ptvc->tree, ptvc->tvb, offset, length, (int*)&item_length, encoding);
3639 | break;
3640 | case FT_UINT_STRING:
3641 | value = get_uint_string_value(scope, ptvc->tree, ptvc->tvb, offset, length, (int*)&item_length, encoding);
3642 | break;
3643 | case FT_STRINGZPAD:
3644 | value = get_stringzpad_value(scope, ptvc->tvb, offset, length, (int*)&item_length, encoding);
3645 | break;
3646 | case FT_STRINGZTRUNC:
3647 | value = get_stringztrunc_value(scope, ptvc->tvb, offset, length, (int*)&item_length, encoding);
3648 | break;
3649 | default:
3650 | REPORT_DISSECTOR_BUG("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC",proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev)
3651 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev);
3652 | }
3653 |
3654 | if (retval)
3655 | *retval = value;
3656 |
3657 | ptvcursor_advance(ptvc, item_length);
3658 |
3659 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3660 |
3661 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfinfo->id, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3661, __func__, "Unregistered hf! index=%d" , hfinfo->id); ((void) ((hfinfo->id > 0 && ( unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3661, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3661, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((ptvc->tree)->tree_data)->count > prefs .gui_max_tree_items) { ((void)0); if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3661 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3662 |
3663 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3664 |
3665 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3666 | offset, length, encoding);
3667 | }
3668 |
3669 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
3670 | * and returns proto_item* and boolean value retrieved */
3671 | proto_item*
3672 | ptvcursor_add_ret_boolean(ptvcursor_t* ptvc, int hfindex, unsigned length, const unsigned encoding, bool_Bool *retval)
3673 | {
3674 | header_field_info *hfinfo;
3675 | field_info *new_fi;
3676 | unsigned item_length;
3677 | unsigned offset;
3678 | uint64_t value, bitval;
3679 |
3680 | offset = ptvc->offset;
3681 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3681, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3681, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3681, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3682 |
3683 | if (hfinfo->type != FT_BOOLEAN) {
3684 | REPORT_DISSECTOR_BUG("field %s is not of type FT_BOOLEAN",proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev)
3685 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev);
3686 | }
3687 |
3688 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3689 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3690 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3691 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3692 | *retval = false;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3693 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3694 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3695 |
3696 | if (encoding & ENC_STRING0x07000000) {
3697 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3698 | }
3699 |
3700 | get_hfi_length_unsigned(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
3701 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
3702 |
3703 | /* I believe it's ok if this is called with a NULL tree */
3704 | value = get_uint64_value(ptvc->tree, ptvc->tvb, offset, length, encoding);
3705 |
3706 | if (retval) {
3707 | bitval = value;
3708 | if (hfinfo->bitmask) {
3709 | /* Mask out irrelevant portions */
3710 | bitval &= hfinfo->bitmask;
3711 | }
3712 | *retval = (bitval != 0);
3713 | }
3714 |
3715 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
3716 |
3717 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
3718 |
3719 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfinfo->id, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3719, __func__, "Unregistered hf! index=%d" , hfinfo->id); ((void) ((hfinfo->id > 0 && ( unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3719, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3719, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((ptvc->tree)->tree_data)->count > prefs .gui_max_tree_items) { ((void)0); if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3719 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
3720 |
3721 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
3722 |
3723 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
3724 | offset, length, encoding);
3725 | }
3726 |
3727 | proto_item *
3728 | proto_tree_add_item_ret_uint64(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3729 | const unsigned start, unsigned length, const unsigned encoding, uint64_t *retval)
3730 | {
3731 | header_field_info *hfinfo;
3732 | field_info *new_fi;
3733 | uint64_t value;
3734 |
3735 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3735, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3735, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3735, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3736 |
3737 | switch (hfinfo->type) {
3738 | case FT_UINT40:
3739 | case FT_UINT48:
3740 | case FT_UINT56:
3741 | case FT_UINT64:
3742 | break;
3743 | default:
3744 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64",proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hfinfo->abbrev)
3745 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hfinfo->abbrev);
3746 | }
3747 |
3748 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3749 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3750 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3751 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3752 | *retval = 0;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3753 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3754 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3755 |
3756 | if (encoding & ENC_STRING0x07000000) {
3757 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3758 | }
3759 | /* I believe it's ok if this is called with a NULL tree */
3760 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
3761 | tvb_get_varint(tvb, start, length, &value, encoding);
3762 | } else {
3763 | value = get_uint64_value(tree, tvb, start, length, encoding);
3764 | }
3765 |
3766 | if (retval) {
3767 | *retval = value;
3768 | if (hfinfo->bitmask) {
3769 | /* Mask out irrelevant portions */
3770 | *retval &= hfinfo->bitmask;
3771 | /* Shift bits */
3772 | *retval >>= hfinfo_bitshift(hfinfo);
3773 | }
3774 | }
3775 |
3776 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3777 |
3778 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3778 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3778, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3778, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3778, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3779 |
3780 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3781 |
3782 | proto_tree_set_uint64(new_fi, value);
3783 |
3784 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3785 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3786 | new_fi->flags |= FI_VARINT0x00040000;
3787 | }
3788 |
3789 | return proto_tree_add_node(tree, new_fi);
3790 | }
3791 |
3792 | proto_item *
3793 | proto_tree_add_item_ret_int64(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3794 | const unsigned start, unsigned length, const unsigned encoding, int64_t *retval)
3795 | {
3796 | header_field_info *hfinfo;
3797 | field_info *new_fi;
3798 | int64_t value;
3799 |
3800 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3800, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3800, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3800, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3801 |
3802 | switch (hfinfo->type) {
3803 | case FT_INT40:
3804 | case FT_INT48:
3805 | case FT_INT56:
3806 | case FT_INT64:
3807 | break;
3808 | default:
3809 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64",proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev)
3810 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev);
3811 | }
3812 |
3813 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3814 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3815 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3816 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3817 | *retval = 0;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3818 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3819 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3820 |
3821 | if (encoding & ENC_STRING0x07000000) {
3822 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3823 | }
3824 | /* I believe it's ok if this is called with a NULL tree */
3825 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
3826 | tvb_get_varint(tvb, start, length, (uint64_t*)&value, encoding);
3827 | }
3828 | else {
3829 | value = get_int64_value(tree, tvb, start, length, encoding);
3830 | }
3831 |
3832 | if (retval) {
3833 | *retval = value;
3834 | }
3835 |
3836 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3837 |
3838 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3838 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3838, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3838, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3838, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3839 |
3840 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3841 |
3842 | proto_tree_set_int64(new_fi, value);
3843 |
3844 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3845 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3846 | new_fi->flags |= FI_VARINT0x00040000;
3847 | }
3848 |
3849 | return proto_tree_add_node(tree, new_fi);
3850 | }
3851 |
3852 | proto_item *
3853 | proto_tree_add_item_ret_varint(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3854 | const unsigned start, int length, const unsigned encoding, uint64_t *retval, int *lenretval)
3855 | {
3856 | header_field_info *hfinfo;
3857 | field_info *new_fi;
3858 | uint64_t value;
3859 |
3860 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3860, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3860, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3860, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3861 |
3862 | if ((!FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ))) && (!FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )))) {
3863 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT or FT_INT",proto_report_dissector_bug("field %s is not of type FT_UINT or FT_INT" , hfinfo->abbrev)
3864 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT or FT_INT" , hfinfo->abbrev);
3865 | }
3866 |
3867 | /* length validation for native number encoding caught by get_uint64_value() */
3868 | /* length has to be -1 or > 0 regardless of encoding */
3869 | if (length == 0)
3870 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_varint",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_varint" , length)
3871 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_varint" , length);
3872 |
3873 | if (encoding & ENC_STRING0x07000000) {
3874 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3875 | }
3876 |
3877 | length = tvb_get_varint(tvb, start, (length == -1) ? FT_VARINT_MAX_LEN10 : length, &value, encoding);
3878 |
3879 | if (retval) {
3880 | *retval = value;
3881 | if (hfinfo->bitmask) {
3882 | /* Mask out irrelevant portions */
3883 | *retval &= hfinfo->bitmask;
3884 | /* Shift bits */
3885 | *retval >>= hfinfo_bitshift(hfinfo);
3886 | }
3887 | }
3888 |
3889 | if (lenretval) {
3890 | *lenretval = length;
3891 | }
3892 |
3893 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3894 |
3895 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3895 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3895, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3895, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3895, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3896 |
3897 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3898 |
3899 | proto_tree_set_uint64(new_fi, value);
3900 |
3901 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3902 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
3903 | new_fi->flags |= FI_VARINT0x00040000;
3904 | }
3905 |
3906 | return proto_tree_add_node(tree, new_fi);
3907 |
3908 | }
3909 |
3910 | proto_item *
3911 | proto_tree_add_item_ret_boolean(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3912 | const unsigned start, unsigned length,
3913 | const unsigned encoding, bool_Bool *retval)
3914 | {
3915 | header_field_info *hfinfo;
3916 | field_info *new_fi;
3917 | uint64_t value, bitval;
3918 |
3919 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 3919, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3919, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3919, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
3920 |
3921 | if (hfinfo->type != FT_BOOLEAN) {
3922 | REPORT_DISSECTOR_BUG("field %s is not of type FT_BOOLEAN",proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev)
3923 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_BOOLEAN" , hfinfo->abbrev);
3924 | }
3925 |
3926 | CHECK_FOR_ZERO_LENGTH_AND_CLEANUP(length,if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3927 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3928 | if(retval)if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3929 | {if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3930 | *retval = false;if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3931 | }if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); }
3932 | } )if (length == 0) { { if(retval) { *retval = 0; } }; return (( void*)0); };
3933 |
3934 | if (encoding & ENC_STRING0x07000000) {
3935 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
3936 | }
3937 | /* I believe it's ok if this is called with a NULL tree */
3938 | value = get_uint64_value(tree, tvb, start, length, encoding);
3939 |
3940 | if (retval) {
3941 | bitval = value;
3942 | if (hfinfo->bitmask) {
3943 | /* Mask out irrelevant portions */
3944 | bitval &= hfinfo->bitmask;
3945 | }
3946 | *retval = (bitval != 0);
3947 | }
3948 |
3949 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3950 |
3951 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3951 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3951, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3951, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3951, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3952 |
3953 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3954 |
3955 | proto_tree_set_boolean(new_fi, value);
3956 |
3957 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
3958 |
3959 | return proto_tree_add_node(tree, new_fi);
3960 | }
3961 |
3962 | proto_item *
3963 | proto_tree_add_item_ret_float(proto_tree *tree, int hfindex, tvbuff_t *tvb,
3964 | const unsigned start, unsigned length,
3965 | const unsigned encoding, float *retval)
3966 | {
3967 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
3968 | field_info *new_fi;
3969 | float value;
3970 |
3971 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 3971, "hfinfo != ((void*)0)", "Not passed hfi!"))));
3972 |
3973 | if (hfinfo->type != FT_FLOAT) {
3974 | REPORT_DISSECTOR_BUG("field %s is not of type FT_FLOAT", hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_FLOAT" , hfinfo->abbrev);
3975 | }
3976 |
3977 | if (length != 4) {
3978 | report_type_length_mismatch(tree, "a single-precision floating point number", length, true1);
3979 | }
3980 |
3981 | /* treat any nonzero encoding as little endian for backwards compatibility */
3982 | value = encoding ? tvb_get_letohieee_float(tvb, start) : tvb_get_ntohieee_float(tvb, start);
3983 | if (retval) {
3984 | *retval = value;
3985 | }
3986 |
3987 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
3988 |
3989 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3989 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3989, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 3989, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 3989, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
3990 |
3991 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
3992 | if (encoding) {
3993 | new_fi->flags |= FI_LITTLE_ENDIAN0x00000008;
3994 | }
3995 |
3996 | proto_tree_set_float(new_fi, value);
3997 |
3998 | return proto_tree_add_node(tree, new_fi);
3999 | }
4000 |
4001 | proto_item *
4002 | proto_tree_add_item_ret_double(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4003 | const unsigned start, unsigned length,
4004 | const unsigned encoding, double *retval)
4005 | {
4006 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4007 | field_info *new_fi;
4008 | double value;
4009 |
4010 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4010, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4011 |
4012 | if (hfinfo->type != FT_DOUBLE) {
4013 | REPORT_DISSECTOR_BUG("field %s is not of type FT_DOUBLE", hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_DOUBLE" , hfinfo->abbrev);
4014 | }
4015 |
4016 | if (length != 8) {
4017 | report_type_length_mismatch(tree, "a double-precision floating point number", length, true1);
4018 | }
4019 |
4020 | /* treat any nonzero encoding as little endian for backwards compatibility */
4021 | value = encoding ? tvb_get_letohieee_double(tvb, start) : tvb_get_ntohieee_double(tvb, start);
4022 | if (retval) {
4023 | *retval = value;
4024 | }
4025 |
4026 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4027 |
4028 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4028 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4028, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4028, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4028, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4029 |
4030 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4031 | if (encoding) {
4032 | new_fi->flags |= FI_LITTLE_ENDIAN0x00000008;
4033 | }
4034 |
4035 | proto_tree_set_double(new_fi, value);
4036 |
4037 | return proto_tree_add_node(tree, new_fi);
4038 | }
4039 |
4040 | proto_item *
4041 | proto_tree_add_item_ret_ipv4(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4042 | const unsigned start, unsigned length,
4043 | const unsigned encoding, ws_in4_addr *retval)
4044 | {
4045 | header_field_info *hfinfo;
4046 | field_info *new_fi;
4047 | ws_in4_addr value;
4048 |
4049 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4049, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4049, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4049, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4050 |
4051 | switch (hfinfo->type) {
4052 | case FT_IPv4:
4053 | break;
4054 | default:
4055 | REPORT_DISSECTOR_BUG("field %s is not of type FT_IPv4",proto_report_dissector_bug("field %s is not of type FT_IPv4", hfinfo->abbrev)
4056 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_IPv4", hfinfo->abbrev);
4057 | }
4058 |
4059 | if (length != FT_IPv4_LEN4)
4060 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_ipv4",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv4" , length)
4061 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv4" , length);
4062 |
4063 | if (encoding & (ENC_STRING0x07000000 | ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010))) {
4064 | REPORT_DISSECTOR_BUG("wrong encoding")proto_report_dissector_bug("wrong encoding");
4065 | }
4066 |
4067 | /*
4068 | * NOTE: to support code written when proto_tree_add_item() took
4069 | * a bool as its last argument, with false meaning "big-endian"
4070 | * and true meaning "little-endian", we treat any non-zero value
4071 | * of "encoding" as meaning "little-endian".
4072 | */
4073 | value = tvb_get_ipv4(tvb, start);
4074 | if (encoding)
4075 | value = GUINT32_SWAP_LE_BE(value)(((guint32) ( (((guint32) (value) & (guint32) 0x000000ffU ) << 24) | (((guint32) (value) & (guint32) 0x0000ff00U ) << 8) | (((guint32) (value) & (guint32) 0x00ff0000U ) >> 8) | (((guint32) (value) & (guint32) 0xff000000U ) >> 24))));
4076 |
4077 | if (retval) {
4078 | *retval = value;
4079 | }
4080 |
4081 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4082 |
4083 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4083 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4083, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4083, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4083, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4084 |
4085 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4086 |
4087 | proto_tree_set_ipv4(new_fi, value);
4088 |
4089 | new_fi->flags |= encoding ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4090 | return proto_tree_add_node(tree, new_fi);
4091 | }
4092 |
4093 | proto_item *
4094 | proto_tree_add_item_ret_ipv6(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4095 | const unsigned start, unsigned length,
4096 | const unsigned encoding, ws_in6_addr *addr)
4097 | {
4098 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4099 | field_info *new_fi;
4100 |
4101 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4101, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4102 |
4103 | switch (hfinfo->type) {
4104 | case FT_IPv6:
4105 | break;
4106 | default:
4107 | REPORT_DISSECTOR_BUG("field %s is not of type FT_IPv6",proto_report_dissector_bug("field %s is not of type FT_IPv6", hfinfo->abbrev)
4108 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_IPv6", hfinfo->abbrev);
4109 | }
4110 |
4111 | if (length != FT_IPv6_LEN16)
4112 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_ipv6",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv6" , length)
4113 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ipv6" , length);
4114 |
4115 | if (encoding) {
4116 | REPORT_DISSECTOR_BUG("Encodings not yet implemented for proto_tree_add_item_ret_ipv6")proto_report_dissector_bug("Encodings not yet implemented for proto_tree_add_item_ret_ipv6" );
4117 | }
4118 |
4119 | tvb_get_ipv6(tvb, start, addr);
4120 |
4121 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4122 |
4123 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4123 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4123, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4123, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4123, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4124 |
4125 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4126 |
4127 | proto_tree_set_ipv6(new_fi, addr);
4128 |
4129 | return proto_tree_add_node(tree, new_fi);
4130 | }
4131 |
4132 | proto_item *
4133 | proto_tree_add_item_ret_ether(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4134 | const unsigned start, unsigned length, const unsigned encoding, uint8_t *retval) {
4135 |
4136 | header_field_info *hfinfo = proto_registrar_get_nth(hfindex);
4137 | field_info *new_fi;
4138 |
4139 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4139, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4140 |
4141 | switch (hfinfo->type) {
4142 | case FT_ETHER:
4143 | break;
4144 | default:
4145 | REPORT_DISSECTOR_BUG("field %s is not of type FT_ETHER",proto_report_dissector_bug("field %s is not of type FT_ETHER" , hfinfo->abbrev)
4146 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_ETHER" , hfinfo->abbrev);
4147 | }
4148 |
4149 | if (length != FT_ETHER_LEN6)
4150 | REPORT_DISSECTOR_BUG("Invalid length %d passed to proto_tree_add_item_ret_ether",proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ether" , length)
4151 | length)proto_report_dissector_bug("Invalid length %d passed to proto_tree_add_item_ret_ether" , length);
4152 |
4153 | if (encoding) {
4154 | REPORT_DISSECTOR_BUG("Encodings not yet implemented for proto_tree_add_item_ret_ether")proto_report_dissector_bug("Encodings not yet implemented for proto_tree_add_item_ret_ether" );
4155 | }
4156 |
4157 | tvb_memcpy(tvb, retval, start, length);
4158 |
4159 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4160 |
4161 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4161 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4161, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4161, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4161, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4162 |
4163 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4164 |
4165 | proto_tree_set_ether(new_fi, retval);
4166 |
4167 | return proto_tree_add_node(tree, new_fi);
4168 | }
4169 |
4170 |
4171 | proto_item *
4172 | proto_tree_add_item_ret_string_and_length(proto_tree *tree, int hfindex,
4173 | tvbuff_t *tvb,
4174 | const unsigned start, int length,
4175 | const unsigned encoding,
4176 | wmem_allocator_t *scope,
4177 | const uint8_t **retval,
4178 | int *lenretval)
4179 | {
4180 | proto_item *pi;
4181 | header_field_info *hfinfo;
4182 | field_info *new_fi;
4183 | const uint8_t *value;
4184 |
4185 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4185, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4185, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4185, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4186 |
4187 | switch (hfinfo->type) {
4188 | case FT_STRING:
4189 | value = get_string_value(scope, tvb, start, length, lenretval, encoding);
4190 | break;
4191 | case FT_STRINGZ:
4192 | value = get_stringz_value(scope, tree, tvb, start, length, lenretval, encoding);
4193 | break;
4194 | case FT_UINT_STRING:
4195 | value = get_uint_string_value(scope, tree, tvb, start, length, lenretval, encoding);
4196 | break;
4197 | case FT_STRINGZPAD:
4198 | value = get_stringzpad_value(scope, tvb, start, length, lenretval, encoding);
4199 | break;
4200 | case FT_STRINGZTRUNC:
4201 | value = get_stringztrunc_value(scope, tvb, start, length, lenretval, encoding);
4202 | break;
4203 | default:
4204 | REPORT_DISSECTOR_BUG("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC",proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev)
4205 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, or FT_STRINGZTRUNC" , hfinfo->abbrev);
4206 | }
4207 |
4208 | if (retval)
4209 | *retval = value;
4210 |
4211 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4212 |
4213 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4213 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4213, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4213, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4213, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4214 |
4215 | new_fi = new_field_info(tree, hfinfo, tvb, start, *lenretval);
4216 |
4217 | proto_tree_set_string(new_fi, (const char*)value);
4218 |
4219 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4220 |
4221 | pi = proto_tree_add_node(tree, new_fi);
4222 |
4223 | switch (hfinfo->type) {
4224 |
4225 | case FT_STRINGZ:
4226 | case FT_STRINGZPAD:
4227 | case FT_STRINGZTRUNC:
4228 | case FT_UINT_STRING:
4229 | break;
4230 |
4231 | case FT_STRING:
4232 | detect_trailing_stray_characters(encoding, (const char*)value, length, pi);
4233 | break;
4234 |
4235 | default:
4236 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4236 , __func__, "assertion \"not reached\" failed");
4237 | }
4238 |
4239 | return pi;
4240 | }
4241 |
4242 | proto_item *
4243 | proto_tree_add_item_ret_string(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4244 | const unsigned start, int length,
4245 | const unsigned encoding, wmem_allocator_t *scope,
4246 | const uint8_t **retval)
4247 | {
4248 | return proto_tree_add_item_ret_string_and_length(tree, hfindex,
4249 | tvb, start, length, encoding, scope, retval, &length);
4250 | }
4251 |
4252 | proto_item *
4253 | proto_tree_add_item_ret_display_string_and_length(proto_tree *tree, int hfindex,
4254 | tvbuff_t *tvb,
4255 | const unsigned start, int length,
4256 | const unsigned encoding,
4257 | wmem_allocator_t *scope,
4258 | char **retval,
4259 | int *lenretval)
4260 | {
4261 | proto_item *pi;
4262 | header_field_info *hfinfo;
4263 | field_info *new_fi;
4264 | const uint8_t *value;
4265 | uint32_t n = 0;
4266 |
4267 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4267, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4267, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4267, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4268 |
4269 | switch (hfinfo->type) {
4270 | case FT_STRING:
4271 | value = get_string_value(scope, tvb, start, length, lenretval, encoding);
4272 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4273 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4274 | break;
4275 | case FT_STRINGZ:
4276 | value = get_stringz_value(scope, tree, tvb, start, length, lenretval, encoding);
4277 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4278 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4279 | break;
4280 | case FT_UINT_STRING:
4281 | value = get_uint_string_value(scope, tree, tvb, start, length, lenretval, encoding);
4282 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4283 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4284 | break;
4285 | case FT_STRINGZPAD:
4286 | value = get_stringzpad_value(scope, tvb, start, length, lenretval, encoding);
4287 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4288 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4289 | break;
4290 | case FT_STRINGZTRUNC:
4291 | value = get_stringztrunc_value(scope, tvb, start, length, lenretval, encoding);
4292 | *retval = wmem_alloc(scope, ITEM_LABEL_LENGTH240);
4293 | ws_label_strcpy(*retval, ITEM_LABEL_LENGTH240, 0, value, label_strcat_flags(hfinfo));
4294 | break;
4295 | case FT_BYTES:
4296 | tvb_ensure_bytes_exist(tvb, start, length);
4297 | value = tvb_get_ptr(tvb, start, length);
4298 | *retval = format_bytes_hfinfo(scope, hfinfo, value, length);
4299 | *lenretval = length;
4300 | break;
4301 | case FT_UINT_BYTES:
4302 | n = get_uint_value(tree, tvb, start, length, encoding);
4303 | tvb_ensure_bytes_exist(tvb, start + length, n);
4304 | value = tvb_get_ptr(tvb, start + length, n);
4305 | *retval = format_bytes_hfinfo(scope, hfinfo, value, n);
4306 | *lenretval = length + n;
4307 | break;
4308 | default:
4309 | REPORT_DISSECTOR_BUG("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, FT_STRINGZTRUNC, FT_BYTES, or FT_UINT_BYTES",proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, FT_STRINGZTRUNC, FT_BYTES, or FT_UINT_BYTES" , hfinfo->abbrev)
4310 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_STRING, FT_STRINGZ, FT_UINT_STRING, FT_STRINGZPAD, FT_STRINGZTRUNC, FT_BYTES, or FT_UINT_BYTES" , hfinfo->abbrev);
4311 | }
4312 |
4313 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4314 |
4315 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4315 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4315, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4315, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4315, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4316 |
4317 | new_fi = new_field_info(tree, hfinfo, tvb, start, *lenretval);
4318 |
4319 | switch (hfinfo->type) {
4320 |
4321 | case FT_STRING:
4322 | case FT_STRINGZ:
4323 | case FT_UINT_STRING:
4324 | case FT_STRINGZPAD:
4325 | case FT_STRINGZTRUNC:
4326 | proto_tree_set_string(new_fi, (const char*)value);
4327 | break;
4328 |
4329 | case FT_BYTES:
4330 | proto_tree_set_bytes(new_fi, value, length);
4331 | break;
4332 |
4333 | case FT_UINT_BYTES:
4334 | proto_tree_set_bytes(new_fi, value, n);
4335 | break;
4336 |
4337 | default:
4338 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4338 , __func__, "assertion \"not reached\" failed");
4339 | }
4340 |
4341 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4342 |
4343 | pi = proto_tree_add_node(tree, new_fi);
4344 |
4345 | switch (hfinfo->type) {
4346 |
4347 | case FT_STRINGZ:
4348 | case FT_STRINGZPAD:
4349 | case FT_STRINGZTRUNC:
4350 | case FT_UINT_STRING:
4351 | break;
4352 |
4353 | case FT_STRING:
4354 | detect_trailing_stray_characters(encoding, (const char*)value, length, pi);
4355 | break;
4356 |
4357 | case FT_BYTES:
4358 | case FT_UINT_BYTES:
4359 | break;
4360 |
4361 | default:
4362 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4362 , __func__, "assertion \"not reached\" failed");
4363 | }
4364 |
4365 | return pi;
4366 | }
4367 |
4368 | proto_item *
4369 | proto_tree_add_item_ret_display_string(proto_tree *tree, int hfindex,
4370 | tvbuff_t *tvb,
4371 | const unsigned start, int length,
4372 | const unsigned encoding,
4373 | wmem_allocator_t *scope,
4374 | char **retval)
4375 | {
4376 | return proto_tree_add_item_ret_display_string_and_length(tree, hfindex,
4377 | tvb, start, length, encoding, scope, retval, &length);
4378 | }
4379 |
4380 | proto_item *
4381 | proto_tree_add_item_ret_time_string(proto_tree *tree, int hfindex,
4382 | tvbuff_t *tvb,
4383 | const unsigned start, int length, const unsigned encoding,
4384 | wmem_allocator_t *scope, char **retval)
4385 | {
4386 | header_field_info *hfinfo;
4387 | field_info *new_fi;
4388 | nstime_t time_stamp;
4389 | int flags;
4390 |
4391 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4391, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4391, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4391, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4392 |
4393 | switch (hfinfo->type) {
4394 | case FT_ABSOLUTE_TIME:
4395 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, false0);
4396 | flags = ABS_TIME_TO_STR_SHOW_ZONE(1U << 0);
4397 | if (prefs.display_abs_time_ascii < ABS_TIME_ASCII_TREE) {
4398 | flags |= ABS_TIME_TO_STR_ISO8601(1U << 3);
4399 | }
4400 | *retval = abs_time_to_str_ex(scope, &time_stamp, hfinfo->display, flags);
4401 | break;
4402 | case FT_RELATIVE_TIME:
4403 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, true1);
4404 | *retval = rel_time_to_secs_str(scope, &time_stamp);
4405 | break;
4406 | default:
4407 | REPORT_DISSECTOR_BUG("field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME",proto_report_dissector_bug("field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , hfinfo->abbrev)
4408 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , hfinfo->abbrev);
4409 | }
4410 |
4411 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4412 |
4413 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4413 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4413, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4413, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4413, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4414 |
4415 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4416 |
4417 | switch (hfinfo->type) {
4418 |
4419 | case FT_ABSOLUTE_TIME:
4420 | case FT_RELATIVE_TIME:
4421 | proto_tree_set_time(new_fi, &time_stamp);
4422 | break;
4423 | default:
4424 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4424 , __func__, "assertion \"not reached\" failed");
4425 | }
4426 |
4427 | new_fi->flags |= (encoding & ENC_LITTLE_ENDIAN0x80000000) ? FI_LITTLE_ENDIAN0x00000008 : FI_BIG_ENDIAN0x00000010;
4428 |
4429 | return proto_tree_add_node(tree, new_fi);
4430 | }
4431 |
4432 | /* Gets data from tvbuff, adds it to proto_tree, increments offset,
4433 | and returns proto_item* */
4434 | proto_item *
4435 | ptvcursor_add(ptvcursor_t *ptvc, int hfindex, int length,
4436 | const unsigned encoding)
4437 | {
4438 | field_info *new_fi;
4439 | header_field_info *hfinfo;
4440 | int item_length;
4441 | unsigned offset;
4442 |
4443 | offset = ptvc->offset;
4444 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4444, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4444, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4444, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4445 | get_hfi_length(hfinfo, ptvc->tvb, offset, &length, &item_length, encoding);
4446 | test_length(hfinfo, ptvc->tvb, offset, item_length, encoding);
4447 |
4448 | ptvcursor_advance(ptvc, get_full_length(hfinfo, ptvc->tvb, offset, length, item_length, encoding));
4449 |
4450 | CHECK_FOR_NULL_TREE(ptvc->tree)if (!ptvc->tree) { ((void)0); return ((void*)0); };
4451 |
4452 | /* Coast clear. Try and fake it */
4453 | TRY_TO_FAKE_THIS_ITEM(ptvc->tree, hfindex, hfinfo)((ptvc->tree)->tree_data)->count++; if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4453 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4453, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4453, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((ptvc->tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4453, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((ptvc->tree )->tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((ptvc->tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((ptvc ->tree)->tree_data)->visible)) { if (proto_item_is_hidden ((ptvc->tree))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT ) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo->type != FT_PROTOCOL || ((ptvc->tree)->tree_data )->fake_protocols)) { ((void)0); return proto_tree_add_fake_node (ptvc->tree, hfinfo); } } };
4454 |
4455 | new_fi = new_field_info(ptvc->tree, hfinfo, ptvc->tvb, offset, item_length);
4456 |
4457 | return proto_tree_new_item(new_fi, ptvc->tree, ptvc->tvb,
4458 | offset, length, encoding);
4459 | }
4460 |
4461 | /* Add an item to a proto_tree, using the text label registered to that item;
4462 | the item is extracted from the tvbuff handed to it. */
4463 | proto_item *
4464 | proto_tree_add_item_new(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
4465 | const unsigned start, int length, const unsigned encoding)
4466 | {
4467 | field_info *new_fi;
4468 | int item_length;
4469 |
4470 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4470, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4471 |
4472 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, encoding);
4473 | test_length(hfinfo, tvb, start, item_length, encoding);
4474 |
4475 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4476 |
4477 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4477 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4477, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4477, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4477, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4478 |
4479 | new_fi = new_field_info(tree, hfinfo, tvb, start, item_length);
4480 |
4481 | return proto_tree_new_item(new_fi, tree, tvb, start, length, encoding);
4482 | }
4483 |
4484 | proto_item *
4485 | proto_tree_add_item(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4486 | const unsigned start, int length, const unsigned encoding)
4487 | {
4488 | register header_field_info *hfinfo;
4489 |
4490 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4490, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4490, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4490, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4491 | return proto_tree_add_item_new(tree, hfinfo, tvb, start, length, encoding);
4492 | }
4493 |
4494 | /* Add an item to a proto_tree, using the text label registered to that item;
4495 | the item is extracted from the tvbuff handed to it.
4496 |
4497 | Return the length of the item through the pointer. */
4498 | proto_item *
4499 | proto_tree_add_item_new_ret_length(proto_tree *tree, header_field_info *hfinfo,
4500 | tvbuff_t *tvb, const unsigned start,
4501 | int length, const unsigned encoding,
4502 | int *lenretval)
4503 | {
4504 | field_info *new_fi;
4505 | int item_length;
4506 | proto_item *item;
4507 |
4508 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4508, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4509 |
4510 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, encoding);
4511 | test_length(hfinfo, tvb, start, item_length, encoding);
4512 |
4513 | if (!tree) {
4514 | /*
4515 | * We need to get the correct item length here.
4516 | * That's normally done by proto_tree_new_item(),
4517 | * but we won't be calling it.
4518 | */
4519 | *lenretval = get_full_length(hfinfo, tvb, start, length,
4520 | item_length, encoding);
4521 | return NULL((void*)0);
4522 | }
4523 |
4524 | TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfinfo->id, hfinfo, {((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4525 | /*((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4526 | * Even if the tree item is not referenced (and thus faked),((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4527 | * the caller must still be informed of the actual length.((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4528 | */((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4529 | *lenretval = get_full_length(hfinfo, tvb, start, length,((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4530 | item_length, encoding);((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } }
4531 | })((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4531, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4531 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { *lenretval = get_full_length(hfinfo, tvb, start, length , item_length, encoding); }; return proto_tree_add_fake_node( tree, hfinfo); } } };
4532 |
4533 | new_fi = new_field_info(tree, hfinfo, tvb, start, item_length);
4534 |
4535 | item = proto_tree_new_item(new_fi, tree, tvb, start, length, encoding);
4536 | *lenretval = new_fi->length;
4537 | return item;
4538 | }
4539 |
4540 | proto_item *
4541 | proto_tree_add_item_ret_length(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4542 | const unsigned start, int length,
4543 | const unsigned encoding, int *lenretval)
4544 | {
4545 | register header_field_info *hfinfo;
4546 |
4547 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4547, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4547, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4547, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4548 | return proto_tree_add_item_new_ret_length(tree, hfinfo, tvb, start, length, encoding, lenretval);
4549 | }
4550 |
4551 | /* which FT_ types can use proto_tree_add_bytes_item() */
4552 | static inline bool_Bool
4553 | validate_proto_tree_add_bytes_ftype(const enum ftenum type)
4554 | {
4555 | return (type == FT_BYTES ||
4556 | type == FT_UINT_BYTES ||
4557 | type == FT_OID ||
4558 | type == FT_REL_OID ||
4559 | type == FT_SYSTEM_ID );
4560 | }
4561 |
4562 | /* Note: this does no validation that the byte array of an FT_OID or
4563 | FT_REL_OID is actually valid; and neither does proto_tree_add_item(),
4564 | so I think it's ok to continue not validating it?
4565 | */
4566 | proto_item *
4567 | proto_tree_add_bytes_item(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4568 | const unsigned start, unsigned length,
4569 | const unsigned encoding,
4570 | GByteArray *retval, unsigned *endoff, int *err)
4571 | {
4572 | field_info *new_fi;
4573 | GByteArray *bytes = retval;
4574 | GByteArray *created_bytes = NULL((void*)0);
4575 | bool_Bool failed = false0;
4576 | uint32_t n = 0;
4577 | header_field_info *hfinfo;
4578 | bool_Bool generate = (bytes || tree) ? true1 : false0;
4579 |
4580 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4580, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4580, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4580, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4581 |
4582 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4582, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4583 |
4584 | DISSECTOR_ASSERT_HINT(validate_proto_tree_add_bytes_ftype(hfinfo->type),((void) ((validate_proto_tree_add_bytes_ftype(hfinfo->type )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4585, "validate_proto_tree_add_bytes_ftype(hfinfo->type)" , "Called proto_tree_add_bytes_item but not a bytes-based FT_XXX type" ))))
4585 | "Called proto_tree_add_bytes_item but not a bytes-based FT_XXX type")((void) ((validate_proto_tree_add_bytes_ftype(hfinfo->type )) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4585, "validate_proto_tree_add_bytes_ftype(hfinfo->type)" , "Called proto_tree_add_bytes_item but not a bytes-based FT_XXX type" ))));
4586 |
4587 | if (length == 0) {
4588 | return NULL((void*)0);
4589 | }
4590 |
4591 | if (encoding & ENC_STR_NUM0x01000000) {
4592 | REPORT_DISSECTOR_BUG("Decoding number strings for byte arrays is not supported")proto_report_dissector_bug("Decoding number strings for byte arrays is not supported" );
4593 | }
4594 |
4595 | if (generate && (encoding & ENC_STR_HEX0x02000000)) {
4596 | if (hfinfo->type == FT_UINT_BYTES) {
4597 | /* can't decode FT_UINT_BYTES from strings */
4598 | REPORT_DISSECTOR_BUG("proto_tree_add_bytes_item called for "proto_report_dissector_bug("proto_tree_add_bytes_item called for " "FT_UINT_BYTES type, but as ENC_STR_HEX")
4599 | "FT_UINT_BYTES type, but as ENC_STR_HEX")proto_report_dissector_bug("proto_tree_add_bytes_item called for " "FT_UINT_BYTES type, but as ENC_STR_HEX");
4600 | }
4601 |
4602 | unsigned hex_encoding = encoding;
4603 | if (!(encoding & ENC_SEP_MASK0x001F0000)) {
4604 | /* If none of the separator values are used,
4605 | * assume no separator (the common case). */
4606 | hex_encoding |= ENC_SEP_NONE0x00010000;
4607 | #if 0
4608 | REPORT_DISSECTOR_BUG("proto_tree_add_bytes_item called "proto_report_dissector_bug("proto_tree_add_bytes_item called " "with ENC_STR_HEX but no ENC_SEP_XXX value")
4609 | "with ENC_STR_HEX but no ENC_SEP_XXX value")proto_report_dissector_bug("proto_tree_add_bytes_item called " "with ENC_STR_HEX but no ENC_SEP_XXX value");
4610 | #endif
4611 | }
4612 |
4613 | if (!bytes) {
4614 | /* caller doesn't care about return value, but we need it to
4615 | call tvb_get_string_bytes() and set the tree later */
4616 | bytes = created_bytes = g_byte_array_new();
4617 | }
4618 |
4619 | /*
4620 | * bytes might be NULL after this, but can't add expert
4621 | * error until later; if it's NULL, just note that
4622 | * it failed.
4623 | */
4624 | bytes = tvb_get_string_bytes(tvb, start, length, hex_encoding, bytes, endoff);
4625 | if (bytes == NULL((void*)0))
4626 | failed = true1;
4627 | }
4628 | else if (generate) {
4629 | tvb_ensure_bytes_exist(tvb, start, length);
4630 |
4631 | if (hfinfo->type == FT_UINT_BYTES) {
4632 | n = length; /* n is now the "header" length */
4633 | length = get_uint_value(tree, tvb, start, n, encoding);
4634 | /* length is now the value's length; only store the value in the array */
4635 | tvb_ensure_bytes_exist(tvb, start + n, length);
4636 | if (!bytes) {
4637 | /* caller doesn't care about return value, but
4638 | * we may need it to set the tree later */
4639 | bytes = created_bytes = g_byte_array_new();
4640 | }
4641 | g_byte_array_append(bytes, tvb_get_ptr(tvb, start + n, length), length);
4642 | }
4643 | else if (length > 0) {
4644 | if (!bytes) {
4645 | /* caller doesn't care about return value, but
4646 | * we may need it to set the tree later */
4647 | bytes = created_bytes = g_byte_array_new();
4648 | }
4649 | g_byte_array_append(bytes, tvb_get_ptr(tvb, start, length), length);
4650 | }
4651 |
4652 | if (endoff)
4653 | *endoff = start + n + length;
4654 | }
4655 |
4656 | if (err)
4657 | *err = failed ? EINVAL22 : 0;
4658 |
4659 | CHECK_FOR_NULL_TREE_AND_FREE(tree,if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4660 | {if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4661 | if (created_bytes)if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4662 | g_byte_array_free(created_bytes, true);if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4663 | created_bytes = NULL;if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4664 | bytes = NULL;if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); }
4665 | } )if (!tree) { { if (created_bytes) g_byte_array_free(created_bytes , 1); created_bytes = ((void*)0); bytes = ((void*)0); }; return ((void*)0); };
4666 |
4667 | TRY_TO_FAKE_THIS_ITEM_OR_FREE(tree, hfinfo->id, hfinfo,((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4668 | {((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4669 | if (created_bytes)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4670 | g_byte_array_free(created_bytes, true);((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4671 | created_bytes = NULL;((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4672 | bytes = NULL;((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } }
4673 | } )((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4673, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { { if (created_bytes) g_byte_array_free(created_bytes, 1); created_bytes = ((void*)0); bytes = ((void*)0); }; if (wireshark_abort_on_too_many_items ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4673 , __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { { if (created_bytes) g_byte_array_free(created_bytes, 1) ; created_bytes = ((void*)0); bytes = ((void*)0); }; return proto_tree_add_fake_node (tree, hfinfo); } } };
4674 |
4675 | /* n will be zero except when it's a FT_UINT_BYTES */
4676 | new_fi = new_field_info(tree, hfinfo, tvb, start, n + length);
4677 |
4678 | if (encoding & ENC_STRING0x07000000) {
4679 | if (failed)
4680 | expert_add_info(NULL((void*)0), tree, &ei_byte_array_string_decoding_failed_error);
4681 |
4682 | if (bytes)
4683 | proto_tree_set_bytes_gbytearray(new_fi, bytes);
4684 | else
4685 | proto_tree_set_bytes(new_fi, NULL((void*)0), 0);
4686 |
4687 | if (created_bytes)
4688 | g_byte_array_free(created_bytes, true1);
4689 | }
4690 | else {
4691 | /* n will be zero except when it's a FT_UINT_BYTES */
4692 | proto_tree_set_bytes_tvb(new_fi, tvb, start + n, length);
4693 |
4694 | /* XXX: If we have a non-NULL tree but NULL retval, we don't
4695 | * use the byte array created above in this case.
4696 | */
4697 | if (created_bytes)
4698 | g_byte_array_free(created_bytes, true1);
4699 |
4700 | FI_SET_FLAG(new_fi,do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0)
4701 | (encoding & ENC_LITTLE_ENDIAN) ? FI_LITTLE_ENDIAN : FI_BIG_ENDIAN)do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0);
4702 | }
4703 |
4704 | return proto_tree_add_node(tree, new_fi);
4705 | }
4706 |
4707 |
4708 | proto_item *
4709 | proto_tree_add_time_item(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4710 | const unsigned start, const unsigned length,
4711 | const unsigned encoding,
4712 | nstime_t *retval, unsigned *endoff, int *err)
4713 | {
4714 | field_info *new_fi;
4715 | nstime_t time_stamp;
4716 | int saved_err = 0;
4717 | header_field_info *hfinfo;
4718 |
4719 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4719, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4719, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4719, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4720 |
4721 | DISSECTOR_ASSERT_HINT(hfinfo != NULL, "Not passed hfi!")((void) ((hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4721, "hfinfo != ((void*)0)", "Not passed hfi!"))));
4722 |
4723 | if (length == 0) {
4724 | if(retval) {
4725 | nstime_set_zero(retval);
4726 | }
4727 | return NULL((void*)0);
4728 | }
4729 |
4730 | nstime_set_zero(&time_stamp);
4731 |
4732 | if (encoding & ENC_STR_TIME_MASK0x001F0000) {
4733 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_ABSOLUTE_TIME)((void) (((hfinfo)->type == FT_ABSOLUTE_TIME) ? (void)0 : ( proto_report_dissector_bug("%s:%u: field %s is not of type ""FT_ABSOLUTE_TIME" , "epan/proto.c", 4733, ((hfinfo))->abbrev))));
4734 | /* The only string format that could be a relative time is
4735 | * ENC_ISO_8601_TIME, and that is treated as an absolute time
4736 | * relative to "now" currently.
4737 | */
4738 | if (!tvb_get_string_time(tvb, start, length, encoding, &time_stamp, endoff))
4739 | saved_err = EINVAL22;
4740 | }
4741 | else {
4742 | DISSECTOR_ASSERT_FIELD_TYPE_IS_TIME(hfinfo)((void) (((hfinfo)->type == FT_ABSOLUTE_TIME || (hfinfo)-> type == FT_RELATIVE_TIME) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , "epan/proto.c", 4742, ((hfinfo))->abbrev))));
4743 | const bool_Bool is_relative = (hfinfo->type == FT_RELATIVE_TIME) ? true1 : false0;
4744 |
4745 | tvb_ensure_bytes_exist(tvb, start, length);
4746 | get_time_value(tree, tvb, start, length, encoding, &time_stamp, is_relative);
4747 | if (endoff) *endoff = start + length;
4748 | }
4749 |
4750 | if (err) *err = saved_err;
4751 |
4752 | if (retval) {
4753 | retval->secs = time_stamp.secs;
4754 | retval->nsecs = time_stamp.nsecs;
4755 | }
4756 |
4757 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4758 |
4759 | TRY_TO_FAKE_THIS_ITEM(tree, hfinfo->id, hfinfo)((tree)->tree_data)->count++; if((hfinfo->id == 0 || (unsigned)hfinfo->id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4759 , __func__, "Unregistered hf! index=%d", hfinfo->id); ((void ) ((hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4759, "hfinfo->id > 0 && (unsigned)hfinfo->id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4759, "gpa_hfinfo.hfi[hfinfo->id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> id];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4759, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4760 |
4761 | new_fi = new_field_info(tree, hfinfo, tvb, start, length);
4762 |
4763 | proto_tree_set_time(new_fi, &time_stamp);
4764 |
4765 | if (encoding & ENC_STRING0x07000000) {
4766 | if (saved_err)
4767 | expert_add_info(NULL((void*)0), tree, &ei_date_time_string_decoding_failed_error);
4768 | }
4769 | else {
4770 | FI_SET_FLAG(new_fi,do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0)
4771 | (encoding & ENC_LITTLE_ENDIAN) ? FI_LITTLE_ENDIAN : FI_BIG_ENDIAN)do { if (new_fi) (new_fi)->flags = (new_fi)->flags | (( encoding & 0x80000000) ? 0x00000008 : 0x00000010); } while (0);
4772 | }
4773 |
4774 | return proto_tree_add_node(tree, new_fi);
4775 | }
4776 |
4777 | /* Add a FT_NONE to a proto_tree */
4778 | proto_item *
4779 | proto_tree_add_none_format(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
4780 | const unsigned start, int length, const char *format,
4781 | ...)
4782 | {
4783 | proto_item *pi;
4784 | va_list ap;
4785 | header_field_info *hfinfo;
4786 |
4787 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4788 |
4789 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4789 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4789, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4789, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4789, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4790 |
4791 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_NONE)((void) (((hfinfo)->type == FT_NONE) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_NONE", "epan/proto.c", 4791 , ((hfinfo))->abbrev))));
4792 |
4793 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
4794 |
4795 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4795, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
4796 |
4797 | va_start(ap, format)__builtin_va_start(ap, format);
4798 | proto_tree_set_representation(pi, format, ap);
4799 | va_end(ap)__builtin_va_end(ap);
4800 |
4801 | /* no value to set for FT_NONE */
4802 | return pi;
4803 | }
4804 |
4805 | /* Gets data from tvbuff, adds it to proto_tree, *DOES NOT* increment
4806 | * offset, and returns proto_item* */
4807 | proto_item *
4808 | ptvcursor_add_no_advance(ptvcursor_t* ptvc, int hf, int length,
4809 | const unsigned encoding)
4810 | {
4811 | proto_item *item;
4812 |
4813 | item = proto_tree_add_item(ptvc->tree, hf, ptvc->tvb, ptvc->offset,
4814 | length, encoding);
4815 |
4816 | return item;
4817 | }
4818 |
4819 | /* Advance the ptvcursor's offset within its tvbuff without
4820 | * adding anything to the proto_tree. */
4821 | void
4822 | ptvcursor_advance(ptvcursor_t* ptvc, unsigned length)
4823 | {
4824 | if (ckd_add(&ptvc->offset, ptvc->offset, length)__builtin_add_overflow((ptvc->offset), (length), (&ptvc ->offset))) {
4825 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
4826 | }
4827 | }
4828 |
4829 |
4830 | static void
4831 | proto_tree_set_protocol_tvb(field_info *fi, tvbuff_t *tvb, const char* field_data, int length)
4832 | {
4833 | ws_assert(length >= 0)do { if ((1) && !(length >= 0)) ws_log_fatal_full( "Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4833, __func__, "assertion failed: %s" , "length >= 0"); } while (0);
4834 | fvalue_set_protocol(fi->value, tvb, field_data, (unsigned)length);
4835 | }
4836 |
4837 | /* Add a FT_PROTOCOL to a proto_tree */
4838 | proto_item *
4839 | proto_tree_add_protocol_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4840 | unsigned start, int length, const char *format, ...)
4841 | {
4842 | proto_item *pi;
4843 | field_info *new_fi;
4844 | tvbuff_t *protocol_tvb;
4845 | va_list ap;
4846 | header_field_info *hfinfo;
4847 | char* protocol_rep;
4848 |
4849 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4850 |
4851 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4851 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4851, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4851, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4851, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4852 |
4853 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_PROTOCOL)((void) (((hfinfo)->type == FT_PROTOCOL) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_PROTOCOL", "epan/proto.c" , 4853, ((hfinfo))->abbrev))));
4854 |
4855 | /*
4856 | * This can throw an exception when it calls get_hfi_length before
4857 | * it allocates anything, if length is nonzero and start is past
4858 | * the end of the tvb. Afterwards it can't throw an exception,
4859 | * as length is clamped to the captured length remaining.
4860 | */
4861 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
4862 | new_fi = PNODE_FINFO(pi)((pi)->finfo);
4863 | /* Start the protocol_tvb at the correct start offset, but allow it
4864 | * to be lengthened later via finfo_set_len. */
4865 | protocol_tvb = new_fi->ds_tvb ? tvb_new_subset_remaining(new_fi->ds_tvb, new_fi->start) : NULL((void*)0);
4866 |
4867 | va_start(ap, format)__builtin_va_start(ap, format);
4868 | protocol_rep = ws_strdup_vprintf(format, ap)wmem_strdup_vprintf(((void*)0), format, ap);
4869 | proto_tree_set_protocol_tvb(new_fi, protocol_tvb, protocol_rep, length);
4870 | g_free(protocol_rep)(__builtin_object_size ((protocol_rep), 0) != ((size_t) - 1)) ? g_free_sized (protocol_rep, __builtin_object_size ((protocol_rep ), 0)) : (g_free) (protocol_rep);
4871 | va_end(ap)__builtin_va_end(ap);
4872 |
4873 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4873, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
4874 |
4875 | va_start(ap, format)__builtin_va_start(ap, format);
4876 | proto_tree_set_representation(pi, format, ap);
4877 | va_end(ap)__builtin_va_end(ap);
4878 |
4879 | return pi;
4880 | }
4881 |
4882 | /* Add a FT_BYTES to a proto_tree */
4883 | proto_item *
4884 | proto_tree_add_bytes(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
4885 | int length, const uint8_t *start_ptr)
4886 | {
4887 | proto_item *pi;
4888 | header_field_info *hfinfo;
4889 | int item_length;
4890 |
4891 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4891, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4891, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4891, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4892 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, ENC_NA0x00000000);
4893 | test_length(hfinfo, tvb, start, item_length, ENC_NA0x00000000);
4894 |
4895 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4896 |
4897 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4897 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4897, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4897, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4897, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4898 |
4899 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BYTES)((void) (((hfinfo)->type == FT_BYTES) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BYTES", "epan/proto.c", 4899, ((hfinfo))->abbrev))));
4900 |
4901 | if (start_ptr == NULL((void*)0) && tvb != NULL((void*)0))
4902 | start_ptr = tvb_get_ptr(tvb, start, length);
4903 |
4904 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
4905 | proto_tree_set_bytes(PNODE_FINFO(pi)((pi)->finfo), start_ptr, length);
4906 |
4907 | return pi;
4908 | }
4909 |
4910 | /* Add a FT_BYTES to a proto_tree */
4911 | proto_item *
4912 | proto_tree_add_bytes_with_length(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
4913 | int tvbuff_length, const uint8_t *start_ptr, int ptr_length)
4914 | {
4915 | proto_item *pi;
4916 | header_field_info *hfinfo;
4917 | int item_length;
4918 |
4919 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 4919, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 4919, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4919, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
4920 | get_hfi_length(hfinfo, tvb, start, &tvbuff_length, &item_length, ENC_NA0x00000000);
4921 | test_length(hfinfo, tvb, start, item_length, ENC_NA0x00000000);
4922 |
4923 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
4924 |
4925 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4925 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4925, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 4925, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 4925, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
4926 |
4927 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BYTES)((void) (((hfinfo)->type == FT_BYTES) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BYTES", "epan/proto.c", 4927, ((hfinfo))->abbrev))));
4928 |
4929 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &tvbuff_length);
4930 | proto_tree_set_bytes(PNODE_FINFO(pi)((pi)->finfo), start_ptr, ptr_length);
4931 |
4932 | return pi;
4933 | }
4934 |
4935 | proto_item *
4936 | proto_tree_add_bytes_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4937 | unsigned start, int length,
4938 | const uint8_t *start_ptr,
4939 | const char *format, ...)
4940 | {
4941 | proto_item *pi;
4942 | va_list ap;
4943 |
4944 | pi = proto_tree_add_bytes(tree, hfindex, tvb, start, length, start_ptr);
4945 |
4946 | TRY_TO_FAKE_THIS_REPR_NESTED(pi)if ((pi == ((void*)0)) || (((pi)->finfo) == ((void*)0)) || (!(((pi)->tree_data)->visible) && proto_item_is_hidden ((pi)))) { return pi; };
4947 |
4948 | va_start(ap, format)__builtin_va_start(ap, format);
4949 | proto_tree_set_representation_value(pi, format, ap);
4950 | va_end(ap)__builtin_va_end(ap);
4951 |
4952 | return pi;
4953 | }
4954 |
4955 | proto_item *
4956 | proto_tree_add_bytes_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
4957 | unsigned start, int length, const uint8_t *start_ptr,
4958 | const char *format, ...)
4959 | {
4960 | proto_item *pi;
4961 | va_list ap;
4962 |
4963 | pi = proto_tree_add_bytes(tree, hfindex, tvb, start, length, start_ptr);
4964 |
4965 | TRY_TO_FAKE_THIS_REPR_NESTED(pi)if ((pi == ((void*)0)) || (((pi)->finfo) == ((void*)0)) || (!(((pi)->tree_data)->visible) && proto_item_is_hidden ((pi)))) { return pi; };
4966 |
4967 | va_start(ap, format)__builtin_va_start(ap, format);
4968 | proto_tree_set_representation(pi, format, ap);
4969 | va_end(ap)__builtin_va_end(ap);
4970 |
4971 | return pi;
4972 | }
4973 |
4974 | static void
4975 | proto_tree_set_bytes(field_info *fi, const uint8_t* start_ptr, int length)
4976 | {
4977 | DISSECTOR_ASSERT(length >= 0)((void) ((length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 4977, "length >= 0" ))));
4978 | DISSECTOR_ASSERT(start_ptr != NULL || length == 0)((void) ((start_ptr != ((void*)0) || length == 0) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 4978, "start_ptr != ((void*)0) || length == 0" ))));
4979 |
4980 | fvalue_set_bytes_data(fi->value, start_ptr, length);
4981 | }
4982 |
4983 |
4984 | static void
4985 | proto_tree_set_bytes_tvb(field_info *fi, tvbuff_t *tvb, unsigned offset, int length)
4986 | {
4987 | tvb_ensure_bytes_exist(tvb, offset, length);
4988 | proto_tree_set_bytes(fi, tvb_get_ptr(tvb, offset, length), length);
4989 | }
4990 |
4991 | static void
4992 | proto_tree_set_bytes_gbytearray(field_info *fi, const GByteArray *value)
4993 | {
4994 | GByteArray *bytes;
4995 |
4996 | DISSECTOR_ASSERT(value != NULL)((void) ((value != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 4996, "value != ((void*)0)" ))));
4997 |
4998 | bytes = byte_array_dup(value);
4999 |
5000 | fvalue_set_byte_array(fi->value, bytes);
5001 | }
5002 |
5003 | /* Add a FT_*TIME to a proto_tree */
5004 | proto_item *
5005 | proto_tree_add_time(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5006 | unsigned length, const nstime_t *value_ptr)
5007 | {
5008 | proto_item *pi;
5009 | header_field_info *hfinfo;
5010 |
5011 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5012 |
5013 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5013 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5013, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5013, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5013, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5014 |
5015 | DISSECTOR_ASSERT_FIELD_TYPE_IS_TIME(hfinfo)((void) (((hfinfo)->type == FT_ABSOLUTE_TIME || (hfinfo)-> type == FT_RELATIVE_TIME) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type FT_ABSOLUTE_TIME or FT_RELATIVE_TIME" , "epan/proto.c", 5015, ((hfinfo))->abbrev))));
5016 |
5017 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5018 | proto_tree_set_time(PNODE_FINFO(pi)((pi)->finfo), value_ptr);
5019 |
5020 | return pi;
5021 | }
5022 |
5023 | proto_item *
5024 | proto_tree_add_time_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5025 | unsigned start, unsigned length, nstime_t *value_ptr,
5026 | const char *format, ...)
5027 | {
5028 | proto_item *pi;
5029 | va_list ap;
5030 |
5031 | pi = proto_tree_add_time(tree, hfindex, tvb, start, length, value_ptr);
5032 | if (pi != tree) {
5033 | va_start(ap, format)__builtin_va_start(ap, format);
5034 | proto_tree_set_representation_value(pi, format, ap);
5035 | va_end(ap)__builtin_va_end(ap);
5036 | }
5037 |
5038 | return pi;
5039 | }
5040 |
5041 | proto_item *
5042 | proto_tree_add_time_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5043 | unsigned start, unsigned length, nstime_t *value_ptr,
5044 | const char *format, ...)
5045 | {
5046 | proto_item *pi;
5047 | va_list ap;
5048 |
5049 | pi = proto_tree_add_time(tree, hfindex, tvb, start, length, value_ptr);
5050 | if (pi != tree) {
5051 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5051, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5052 |
5053 | va_start(ap, format)__builtin_va_start(ap, format);
5054 | proto_tree_set_representation(pi, format, ap);
5055 | va_end(ap)__builtin_va_end(ap);
5056 | }
5057 |
5058 | return pi;
5059 | }
5060 |
5061 | /* Set the FT_*TIME value */
5062 | static void
5063 | proto_tree_set_time(field_info *fi, const nstime_t *value_ptr)
5064 | {
5065 | DISSECTOR_ASSERT(value_ptr != NULL)((void) ((value_ptr != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5065, "value_ptr != ((void*)0)" ))));
5066 |
5067 | fvalue_set_time(fi->value, value_ptr);
5068 | }
5069 |
5070 | /* Add a FT_IPXNET to a proto_tree */
5071 | proto_item *
5072 | proto_tree_add_ipxnet(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5073 | unsigned length, uint32_t value)
5074 | {
5075 | proto_item *pi;
5076 | header_field_info *hfinfo;
5077 |
5078 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5079 |
5080 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5080 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5080, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5080, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5080, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5081 |
5082 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_IPXNET)((void) (((hfinfo)->type == FT_IPXNET) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_IPXNET", "epan/proto.c" , 5082, ((hfinfo))->abbrev))));
5083 |
5084 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5085 | proto_tree_set_ipxnet(PNODE_FINFO(pi)((pi)->finfo), value);
5086 |
5087 | return pi;
5088 | }
5089 |
5090 | proto_item *
5091 | proto_tree_add_ipxnet_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5092 | unsigned start, unsigned length, uint32_t value,
5093 | const char *format, ...)
5094 | {
5095 | proto_item *pi;
5096 | va_list ap;
5097 |
5098 | pi = proto_tree_add_ipxnet(tree, hfindex, tvb, start, length, value);
5099 | if (pi != tree) {
5100 | va_start(ap, format)__builtin_va_start(ap, format);
5101 | proto_tree_set_representation_value(pi, format, ap);
5102 | va_end(ap)__builtin_va_end(ap);
5103 | }
5104 |
5105 | return pi;
5106 | }
5107 |
5108 | proto_item *
5109 | proto_tree_add_ipxnet_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5110 | unsigned start, unsigned length, uint32_t value,
5111 | const char *format, ...)
5112 | {
5113 | proto_item *pi;
5114 | va_list ap;
5115 |
5116 | pi = proto_tree_add_ipxnet(tree, hfindex, tvb, start, length, value);
5117 | if (pi != tree) {
5118 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5118, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5119 |
5120 | va_start(ap, format)__builtin_va_start(ap, format);
5121 | proto_tree_set_representation(pi, format, ap);
5122 | va_end(ap)__builtin_va_end(ap);
5123 | }
5124 |
5125 | return pi;
5126 | }
5127 |
5128 | /* Set the FT_IPXNET value */
5129 | static void
5130 | proto_tree_set_ipxnet(field_info *fi, uint32_t value)
5131 | {
5132 | fvalue_set_uinteger(fi->value, value);
5133 | }
5134 |
5135 | /* Add a FT_IPv4 to a proto_tree */
5136 | proto_item *
5137 | proto_tree_add_ipv4(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5138 | unsigned length, ws_in4_addr value)
5139 | {
5140 | proto_item *pi;
5141 | header_field_info *hfinfo;
5142 |
5143 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5144 |
5145 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5145 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5145, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5145, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5145, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5146 |
5147 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_IPv4)((void) (((hfinfo)->type == FT_IPv4) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_IPv4", "epan/proto.c", 5147 , ((hfinfo))->abbrev))));
5148 |
5149 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5150 | proto_tree_set_ipv4(PNODE_FINFO(pi)((pi)->finfo), value);
5151 |
5152 | return pi;
5153 | }
5154 |
5155 | proto_item *
5156 | proto_tree_add_ipv4_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5157 | unsigned start, unsigned length, ws_in4_addr value,
5158 | const char *format, ...)
5159 | {
5160 | proto_item *pi;
5161 | va_list ap;
5162 |
5163 | pi = proto_tree_add_ipv4(tree, hfindex, tvb, start, length, value);
5164 | if (pi != tree) {
5165 | va_start(ap, format)__builtin_va_start(ap, format);
5166 | proto_tree_set_representation_value(pi, format, ap);
5167 | va_end(ap)__builtin_va_end(ap);
5168 | }
5169 |
5170 | return pi;
5171 | }
5172 |
5173 | proto_item *
5174 | proto_tree_add_ipv4_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5175 | unsigned start, unsigned length, ws_in4_addr value,
5176 | const char *format, ...)
5177 | {
5178 | proto_item *pi;
5179 | va_list ap;
5180 |
5181 | pi = proto_tree_add_ipv4(tree, hfindex, tvb, start, length, value);
5182 | if (pi != tree) {
5183 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5183, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5184 |
5185 | va_start(ap, format)__builtin_va_start(ap, format);
5186 | proto_tree_set_representation(pi, format, ap);
5187 | va_end(ap)__builtin_va_end(ap);
5188 | }
5189 |
5190 | return pi;
5191 | }
5192 |
5193 | /* Set the FT_IPv4 value */
5194 | static void
5195 | proto_tree_set_ipv4(field_info *fi, ws_in4_addr value)
5196 | {
5197 | ipv4_addr_and_mask ipv4;
5198 | ws_ipv4_addr_and_mask_init(&ipv4, value, 32);
5199 | fvalue_set_ipv4(fi->value, &ipv4);
5200 | }
5201 |
5202 | /* Add a FT_IPv6 to a proto_tree */
5203 | proto_item *
5204 | proto_tree_add_ipv6(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5205 | unsigned length, const ws_in6_addr *value)
5206 | {
5207 | proto_item *pi;
5208 | header_field_info *hfinfo;
5209 |
5210 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5211 |
5212 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5212 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5212, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5212, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5212, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5213 |
5214 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_IPv6)((void) (((hfinfo)->type == FT_IPv6) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_IPv6", "epan/proto.c", 5214 , ((hfinfo))->abbrev))));
5215 |
5216 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5217 | proto_tree_set_ipv6(PNODE_FINFO(pi)((pi)->finfo), value);
5218 |
5219 | return pi;
5220 | }
5221 |
5222 | proto_item *
5223 | proto_tree_add_ipv6_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5224 | unsigned start, unsigned length,
5225 | const ws_in6_addr *value_ptr,
5226 | const char *format, ...)
5227 | {
5228 | proto_item *pi;
5229 | va_list ap;
5230 |
5231 | pi = proto_tree_add_ipv6(tree, hfindex, tvb, start, length, value_ptr);
5232 | if (pi != tree) {
5233 | va_start(ap, format)__builtin_va_start(ap, format);
5234 | proto_tree_set_representation_value(pi, format, ap);
5235 | va_end(ap)__builtin_va_end(ap);
5236 | }
5237 |
5238 | return pi;
5239 | }
5240 |
5241 | proto_item *
5242 | proto_tree_add_ipv6_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5243 | unsigned start, unsigned length,
5244 | const ws_in6_addr *value_ptr,
5245 | const char *format, ...)
5246 | {
5247 | proto_item *pi;
5248 | va_list ap;
5249 |
5250 | pi = proto_tree_add_ipv6(tree, hfindex, tvb, start, length, value_ptr);
5251 | if (pi != tree) {
5252 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5252, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5253 |
5254 | va_start(ap, format)__builtin_va_start(ap, format);
5255 | proto_tree_set_representation(pi, format, ap);
5256 | va_end(ap)__builtin_va_end(ap);
5257 | }
5258 |
5259 | return pi;
5260 | }
5261 |
5262 | /* Set the FT_IPv6 value */
5263 | static void
5264 | proto_tree_set_ipv6(field_info *fi, const ws_in6_addr *value)
5265 | {
5266 | DISSECTOR_ASSERT(value != NULL)((void) ((value != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5266, "value != ((void*)0)" ))));
5267 | ipv6_addr_and_prefix ipv6;
5268 | ipv6.addr = *value;
5269 | ipv6.prefix = 128;
5270 | fvalue_set_ipv6(fi->value, &ipv6);
5271 | }
5272 |
5273 | static void
5274 | proto_tree_set_ipv6_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5275 | {
5276 | proto_tree_set_ipv6(fi, (const ws_in6_addr *)tvb_get_ptr(tvb, start, length));
5277 | }
5278 |
5279 | /* Set the FT_FCWWN value */
5280 | static void
5281 | proto_tree_set_fcwwn(field_info *fi, const uint8_t* value_ptr)
5282 | {
5283 | DISSECTOR_ASSERT(value_ptr != NULL)((void) ((value_ptr != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5283, "value_ptr != ((void*)0)" ))));
5284 | fvalue_set_fcwwn(fi->value, value_ptr);
5285 | }
5286 |
5287 | static void
5288 | proto_tree_set_fcwwn_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5289 | {
5290 | proto_tree_set_fcwwn(fi, tvb_get_ptr(tvb, start, length));
5291 | }
5292 |
5293 | /* Add a FT_GUID to a proto_tree */
5294 | proto_item *
5295 | proto_tree_add_guid(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5296 | unsigned length, const e_guid_t *value_ptr)
5297 | {
5298 | proto_item *pi;
5299 | header_field_info *hfinfo;
5300 |
5301 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5302 |
5303 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5303 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5303, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5303, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5303, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5304 |
5305 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_GUID)((void) (((hfinfo)->type == FT_GUID) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_GUID", "epan/proto.c", 5305 , ((hfinfo))->abbrev))));
5306 |
5307 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5308 | proto_tree_set_guid(PNODE_FINFO(pi)((pi)->finfo), value_ptr);
5309 |
5310 | return pi;
5311 | }
5312 |
5313 | proto_item *
5314 | proto_tree_add_guid_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5315 | unsigned start, unsigned length,
5316 | const e_guid_t *value_ptr,
5317 | const char *format, ...)
5318 | {
5319 | proto_item *pi;
5320 | va_list ap;
5321 |
5322 | pi = proto_tree_add_guid(tree, hfindex, tvb, start, length, value_ptr);
5323 | if (pi != tree) {
5324 | va_start(ap, format)__builtin_va_start(ap, format);
5325 | proto_tree_set_representation_value(pi, format, ap);
5326 | va_end(ap)__builtin_va_end(ap);
5327 | }
5328 |
5329 | return pi;
5330 | }
5331 |
5332 | proto_item *
5333 | proto_tree_add_guid_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5334 | unsigned start, unsigned length, const e_guid_t *value_ptr,
5335 | const char *format, ...)
5336 | {
5337 | proto_item *pi;
5338 | va_list ap;
5339 |
5340 | pi = proto_tree_add_guid(tree, hfindex, tvb, start, length, value_ptr);
5341 | if (pi != tree) {
5342 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5342, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5343 |
5344 | va_start(ap, format)__builtin_va_start(ap, format);
5345 | proto_tree_set_representation(pi, format, ap);
5346 | va_end(ap)__builtin_va_end(ap);
5347 | }
5348 |
5349 | return pi;
5350 | }
5351 |
5352 | /* Set the FT_GUID value */
5353 | static void
5354 | proto_tree_set_guid(field_info *fi, const e_guid_t *value_ptr)
5355 | {
5356 | DISSECTOR_ASSERT(value_ptr != NULL)((void) ((value_ptr != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5356, "value_ptr != ((void*)0)" ))));
5357 | fvalue_set_guid(fi->value, value_ptr);
5358 | }
5359 |
5360 | static void
5361 | proto_tree_set_guid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start,
5362 | const unsigned encoding)
5363 | {
5364 | e_guid_t guid;
5365 |
5366 | tvb_get_guid(tvb, start, &guid, encoding);
5367 | proto_tree_set_guid(fi, &guid);
5368 | }
5369 |
5370 | /* Add a FT_OID to a proto_tree */
5371 | proto_item *
5372 | proto_tree_add_oid(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5373 | unsigned length, const uint8_t* value_ptr)
5374 | {
5375 | proto_item *pi;
5376 | header_field_info *hfinfo;
5377 |
5378 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5379 |
5380 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5380 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5380, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5380, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5380, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5381 |
5382 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_OID)((void) (((hfinfo)->type == FT_OID) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_OID", "epan/proto.c", 5382 , ((hfinfo))->abbrev))));
5383 |
5384 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5385 | proto_tree_set_oid(PNODE_FINFO(pi)((pi)->finfo), value_ptr, length);
5386 |
5387 | return pi;
5388 | }
5389 |
5390 | proto_item *
5391 | proto_tree_add_oid_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5392 | unsigned start, unsigned length,
5393 | const uint8_t* value_ptr,
5394 | const char *format, ...)
5395 | {
5396 | proto_item *pi;
5397 | va_list ap;
5398 |
5399 | pi = proto_tree_add_oid(tree, hfindex, tvb, start, length, value_ptr);
5400 | if (pi != tree) {
5401 | va_start(ap, format)__builtin_va_start(ap, format);
5402 | proto_tree_set_representation_value(pi, format, ap);
5403 | va_end(ap)__builtin_va_end(ap);
5404 | }
5405 |
5406 | return pi;
5407 | }
5408 |
5409 | proto_item *
5410 | proto_tree_add_oid_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5411 | unsigned start, unsigned length, const uint8_t* value_ptr,
5412 | const char *format, ...)
5413 | {
5414 | proto_item *pi;
5415 | va_list ap;
5416 |
5417 | pi = proto_tree_add_oid(tree, hfindex, tvb, start, length, value_ptr);
5418 | if (pi != tree) {
5419 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5419, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5420 |
5421 | va_start(ap, format)__builtin_va_start(ap, format);
5422 | proto_tree_set_representation(pi, format, ap);
5423 | va_end(ap)__builtin_va_end(ap);
5424 | }
5425 |
5426 | return pi;
5427 | }
5428 |
5429 | /* Set the FT_OID value */
5430 | static void
5431 | proto_tree_set_oid(field_info *fi, const uint8_t* value_ptr, unsigned length)
5432 | {
5433 | GByteArray *bytes;
5434 |
5435 | DISSECTOR_ASSERT(value_ptr != NULL || length == 0)((void) ((value_ptr != ((void*)0) || length == 0) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 5435, "value_ptr != ((void*)0) || length == 0" ))));
5436 |
5437 | bytes = g_byte_array_new();
5438 | if (length > 0) {
5439 | g_byte_array_append(bytes, value_ptr, length);
5440 | }
5441 | fvalue_set_byte_array(fi->value, bytes);
5442 | }
5443 |
5444 | static void
5445 | proto_tree_set_oid_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5446 | {
5447 | proto_tree_set_oid(fi, tvb_get_ptr(tvb, start, length), length);
5448 | }
5449 |
5450 | /* Set the FT_SYSTEM_ID value */
5451 | static void
5452 | proto_tree_set_system_id(field_info *fi, const uint8_t* value_ptr, unsigned length)
5453 | {
5454 | GByteArray *bytes;
5455 |
5456 | DISSECTOR_ASSERT(value_ptr != NULL || length == 0)((void) ((value_ptr != ((void*)0) || length == 0) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 5456, "value_ptr != ((void*)0) || length == 0" ))));
5457 |
5458 | bytes = g_byte_array_new();
5459 | if (length > 0) {
5460 | g_byte_array_append(bytes, value_ptr, length);
5461 | }
5462 | fvalue_set_byte_array(fi->value, bytes);
5463 | }
5464 |
5465 | static void
5466 | proto_tree_set_system_id_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, unsigned length)
5467 | {
5468 | proto_tree_set_system_id(fi, tvb_get_ptr(tvb, start, length), length);
5469 | }
5470 |
5471 | /* Add a FT_STRING, FT_STRINGZ, FT_STRINGZPAD, or FT_STRINGZTRUNC to a
5472 | * proto_tree. Creates own copy of string, and frees it when the proto_tree
5473 | * is destroyed. */
5474 | proto_item *
5475 | proto_tree_add_string(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5476 | int length, const char* value)
5477 | {
5478 | proto_item *pi;
5479 | header_field_info *hfinfo;
5480 | int item_length;
5481 |
5482 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5482, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 5482, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5482, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
5483 | get_hfi_length(hfinfo, tvb, start, &length, &item_length, ENC_NA0x00000000);
5484 | /*
5485 | * Special case - if the length is 0, skip the test, so that
5486 | * we can have an empty string right after the end of the
5487 | * packet. (This handles URL-encoded forms where the last field
5488 | * has no value so the form ends right after the =.)
5489 | *
5490 | * XXX - length zero makes sense for FT_STRING, and more or less
5491 | * for FT_STRINGZTRUNC, and FT_STRINGZPAD, but doesn't make sense
5492 | * for FT_STRINGZ (except that a number of fields that should be
5493 | * one of the others are actually registered as FT_STRINGZ.)
5494 | */
5495 | if (item_length != 0)
5496 | test_length(hfinfo, tvb, start, item_length, ENC_NA0x00000000);
5497 |
5498 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5499 |
5500 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5500 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5500, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5500, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5500, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5501 |
5502 | DISSECTOR_ASSERT_FIELD_TYPE_IS_STRING(hfinfo)((void) ((((hfinfo)->type) == FT_STRING || ((hfinfo)->type ) == FT_STRINGZ || ((hfinfo)->type) == FT_STRINGZPAD || (( hfinfo)->type) == FT_STRINGZTRUNC || ((hfinfo)->type) == FT_UINT_STRING || ((hfinfo)->type) == FT_AX25) ? (void)0 : (proto_report_dissector_bug("%s:%u: field %s is not of type FT_STRING, FT_STRINGZ, FT_STRINGZPAD, FT_STRINGZTRUNC, or FT_UINT_STRING" , "epan/proto.c", 5502, ((hfinfo))->abbrev))));
5503 |
5504 | pi = proto_tree_add_pi(tree, hfinfo, tvb, start, &length);
5505 | DISSECTOR_ASSERT(length >= 0)((void) ((length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5505, "length >= 0" ))));
5506 |
5507 | WS_UTF_8_CHECK(value, -1)do { const char *__uni_endptr; if (1 && (value) != (( void*)0) && !g_utf8_validate(value, -1, &__uni_endptr )) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c", 5507, __func__, value, -1, __uni_endptr); } } while (0); } } while (0);
5508 | proto_tree_set_string(PNODE_FINFO(pi)((pi)->finfo), value);
5509 |
5510 | return pi;
5511 | }
5512 |
5513 | proto_item *
5514 | proto_tree_add_string_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5515 | unsigned start, int length, const char* value,
5516 | const char *format,
5517 | ...)
5518 | {
5519 | proto_item *pi;
5520 | va_list ap;
5521 |
5522 | pi = proto_tree_add_string(tree, hfindex, tvb, start, length, value);
5523 | if (pi != tree) {
5524 | va_start(ap, format)__builtin_va_start(ap, format);
5525 | proto_tree_set_representation_value(pi, format, ap);
5526 | va_end(ap)__builtin_va_end(ap);
5527 | }
5528 |
5529 | return pi;
5530 | }
5531 |
5532 | proto_item *
5533 | proto_tree_add_string_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5534 | unsigned start, int length, const char* value,
5535 | const char *format, ...)
5536 | {
5537 | proto_item *pi;
5538 | va_list ap;
5539 |
5540 | pi = proto_tree_add_string(tree, hfindex, tvb, start, length, value);
5541 | if (pi != tree) {
5542 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5542, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5543 |
5544 | va_start(ap, format)__builtin_va_start(ap, format);
5545 | proto_tree_set_representation(pi, format, ap);
5546 | va_end(ap)__builtin_va_end(ap);
5547 | }
5548 |
5549 | return pi;
5550 | }
5551 |
5552 | /* Set the FT_STRING value */
5553 | static void
5554 | proto_tree_set_string(field_info *fi, const char* value)
5555 | {
5556 | if (value) {
5557 | fvalue_set_string(fi->value, value);
5558 | } else {
5559 | /*
5560 | * XXX - why is a null value for a string field
5561 | * considered valid?
5562 | */
5563 | fvalue_set_string(fi->value, "[ Null ]");
5564 | }
5565 | }
5566 |
5567 | /* Set the FT_AX25 value */
5568 | static void
5569 | proto_tree_set_ax25(field_info *fi, const uint8_t* value)
5570 | {
5571 | fvalue_set_ax25(fi->value, value);
5572 | }
5573 |
5574 | static void
5575 | proto_tree_set_ax25_tvb(field_info *fi, tvbuff_t *tvb, unsigned start)
5576 | {
5577 | proto_tree_set_ax25(fi, tvb_get_ptr(tvb, start, 7));
5578 | }
5579 |
5580 | /* Set the FT_VINES value */
5581 | static void
5582 | proto_tree_set_vines(field_info *fi, const uint8_t* value)
5583 | {
5584 | fvalue_set_vines(fi->value, value);
5585 | }
5586 |
5587 | static void
5588 | proto_tree_set_vines_tvb(field_info *fi, tvbuff_t *tvb, unsigned start)
5589 | {
5590 | proto_tree_set_vines(fi, tvb_get_ptr(tvb, start, FT_VINES_ADDR_LEN6));
5591 | }
5592 |
5593 | /* Add a FT_ETHER to a proto_tree */
5594 | proto_item *
5595 | proto_tree_add_ether(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5596 | unsigned length, const uint8_t* value)
5597 | {
5598 | proto_item *pi;
5599 | header_field_info *hfinfo;
5600 |
5601 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5602 |
5603 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5603 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5603, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5603, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5603, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5604 |
5605 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_ETHER)((void) (((hfinfo)->type == FT_ETHER) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_ETHER", "epan/proto.c", 5605, ((hfinfo))->abbrev))));
5606 |
5607 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5608 | proto_tree_set_ether(PNODE_FINFO(pi)((pi)->finfo), value);
5609 |
5610 | return pi;
5611 | }
5612 |
5613 | proto_item *
5614 | proto_tree_add_ether_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5615 | unsigned start, unsigned length, const uint8_t* value,
5616 | const char *format, ...)
5617 | {
5618 | proto_item *pi;
5619 | va_list ap;
5620 |
5621 | pi = proto_tree_add_ether(tree, hfindex, tvb, start, length, value);
5622 | if (pi != tree) {
5623 | va_start(ap, format)__builtin_va_start(ap, format);
5624 | proto_tree_set_representation_value(pi, format, ap);
5625 | va_end(ap)__builtin_va_end(ap);
5626 | }
5627 |
5628 | return pi;
5629 | }
5630 |
5631 | proto_item *
5632 | proto_tree_add_ether_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5633 | unsigned start, unsigned length, const uint8_t* value,
5634 | const char *format, ...)
5635 | {
5636 | proto_item *pi;
5637 | va_list ap;
5638 |
5639 | pi = proto_tree_add_ether(tree, hfindex, tvb, start, length, value);
5640 | if (pi != tree) {
5641 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5641, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5642 |
5643 | va_start(ap, format)__builtin_va_start(ap, format);
5644 | proto_tree_set_representation(pi, format, ap);
5645 | va_end(ap)__builtin_va_end(ap);
5646 | }
5647 |
5648 | return pi;
5649 | }
5650 |
5651 | /* Set the FT_ETHER value */
5652 | static void
5653 | proto_tree_set_ether(field_info *fi, const uint8_t* value)
5654 | {
5655 | fvalue_set_ether(fi->value, value);
5656 | }
5657 |
5658 | static void
5659 | proto_tree_set_ether_tvb(field_info *fi, tvbuff_t *tvb, unsigned start)
5660 | {
5661 | proto_tree_set_ether(fi, tvb_get_ptr(tvb, start, FT_ETHER_LEN6));
5662 | }
5663 |
5664 | /* Add a FT_BOOLEAN to a proto_tree */
5665 | proto_item *
5666 | proto_tree_add_boolean(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5667 | unsigned length, uint64_t value)
5668 | {
5669 | proto_item *pi;
5670 | header_field_info *hfinfo;
5671 |
5672 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5673 |
5674 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5674 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5674, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5674, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5674, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5675 |
5676 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BOOLEAN)((void) (((hfinfo)->type == FT_BOOLEAN) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BOOLEAN", "epan/proto.c" , 5676, ((hfinfo))->abbrev))));
5677 |
5678 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5679 | proto_tree_set_boolean(PNODE_FINFO(pi)((pi)->finfo), value);
5680 |
5681 | return pi;
5682 | }
5683 |
5684 | proto_item *
5685 | proto_tree_add_boolean_format_value(proto_tree *tree, int hfindex,
5686 | tvbuff_t *tvb, unsigned start, unsigned length,
5687 | uint64_t value, const char *format, ...)
5688 | {
5689 | proto_item *pi;
5690 | va_list ap;
5691 |
5692 | pi = proto_tree_add_boolean(tree, hfindex, tvb, start, length, value);
5693 | if (pi != tree) {
5694 | va_start(ap, format)__builtin_va_start(ap, format);
5695 | proto_tree_set_representation_value(pi, format, ap);
5696 | va_end(ap)__builtin_va_end(ap);
5697 | }
5698 |
5699 | return pi;
5700 | }
5701 |
5702 | proto_item *
5703 | proto_tree_add_boolean_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5704 | unsigned start, unsigned length, uint64_t value,
5705 | const char *format, ...)
5706 | {
5707 | proto_item *pi;
5708 | va_list ap;
5709 |
5710 | pi = proto_tree_add_boolean(tree, hfindex, tvb, start, length, value);
5711 | if (pi != tree) {
5712 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5712, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5713 |
5714 | va_start(ap, format)__builtin_va_start(ap, format);
5715 | proto_tree_set_representation(pi, format, ap);
5716 | va_end(ap)__builtin_va_end(ap);
5717 | }
5718 |
5719 | return pi;
5720 | }
5721 |
5722 | /* Set the FT_BOOLEAN value */
5723 | static void
5724 | proto_tree_set_boolean(field_info *fi, uint64_t value)
5725 | {
5726 | proto_tree_set_uint64(fi, value);
5727 | }
5728 |
5729 | /* Generate, into "buf", a string showing the bits of a bitfield.
5730 | Return a pointer to the character after that string. */
5731 | static char *
5732 | other_decode_bitfield_value(char *buf, const uint64_t val, const uint64_t mask, const int width)
5733 | {
5734 | int i = 0;
5735 | uint64_t bit;
5736 | char *p;
5737 |
5738 | p = buf;
5739 |
5740 | /* This is a devel error. It is safer to stop here. */
5741 | DISSECTOR_ASSERT(width >= 1)((void) ((width >= 1) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5741, "width >= 1" ))));
5742 |
5743 | bit = UINT64_C(1)1UL << (width - 1);
5744 | for (;;) {
5745 | if (mask & bit) {
5746 | /* This bit is part of the field. Show its value. */
5747 | if (val & bit)
5748 | *p++ = '1';
5749 | else
5750 | *p++ = '0';
5751 | } else {
5752 | /* This bit is not part of the field. */
5753 | *p++ = '.';
5754 | }
5755 | bit >>= 1;
5756 | i++;
5757 | if (i >= width)
5758 | break;
5759 | if (i % 4 == 0)
5760 | *p++ = ' ';
5761 | }
5762 | *p = '\0';
5763 | return p;
5764 | }
5765 |
5766 | static char *
5767 | decode_bitfield_value(char *buf, const uint64_t val, const uint64_t mask, const int width)
5768 | {
5769 | char *p;
5770 |
5771 | p = other_decode_bitfield_value(buf, val, mask, width);
5772 | p = g_stpcpy(p, " = ");
5773 |
5774 | return p;
5775 | }
5776 |
5777 | static char *
5778 | other_decode_bitfield_varint_value(char *buf, uint64_t val, uint64_t mask, const int width)
5779 | {
5780 | int i = 0;
5781 | uint64_t bit;
5782 | char *p;
5783 |
5784 | p = buf;
5785 |
5786 | /* This is a devel error. It is safer to stop here. */
5787 | DISSECTOR_ASSERT(width >= 1)((void) ((width >= 1) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 5787, "width >= 1" ))));
5788 |
5789 | bit = UINT64_C(1)1UL << (width - 1);
5790 | for (;;) {
5791 | if (((8-(i % 8)) != 8) && /* MSB is never used for value. */
5792 | (mask & bit)) {
5793 | /* This bit is part of the field. Show its value. */
5794 | if (val & bit)
5795 | *p++ = '1';
5796 | else
5797 | *p++ = '0';
5798 | } else {
5799 | /* This bit is not part of the field. */
5800 | *p++ = '.';
5801 | }
5802 | bit >>= 1;
5803 | i++;
5804 | if (i >= width)
5805 | break;
5806 | if (i % 4 == 0)
5807 | *p++ = ' ';
5808 | }
5809 |
5810 | *p = '\0';
5811 | return p;
5812 | }
5813 |
5814 | static char *
5815 | decode_bitfield_varint_value(char *buf, const uint64_t val, const uint64_t mask, const int width)
5816 | {
5817 | char *p;
5818 |
5819 | p = other_decode_bitfield_varint_value(buf, val, mask, width);
5820 | p = g_stpcpy(p, " = ");
5821 |
5822 | return p;
5823 | }
5824 |
5825 | /* Add a FT_FLOAT to a proto_tree */
5826 | proto_item *
5827 | proto_tree_add_float(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5828 | unsigned length, float value)
5829 | {
5830 | proto_item *pi;
5831 | header_field_info *hfinfo;
5832 |
5833 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5834 |
5835 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5835 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5835, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5835, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5835, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5836 |
5837 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_FLOAT)((void) (((hfinfo)->type == FT_FLOAT) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_FLOAT", "epan/proto.c", 5837, ((hfinfo))->abbrev))));
5838 |
5839 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5840 | proto_tree_set_float(PNODE_FINFO(pi)((pi)->finfo), value);
5841 |
5842 | return pi;
5843 | }
5844 |
5845 | proto_item *
5846 | proto_tree_add_float_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5847 | unsigned start, unsigned length, float value,
5848 | const char *format, ...)
5849 | {
5850 | proto_item *pi;
5851 | va_list ap;
5852 |
5853 | pi = proto_tree_add_float(tree, hfindex, tvb, start, length, value);
5854 | if (pi != tree) {
5855 | va_start(ap, format)__builtin_va_start(ap, format);
5856 | proto_tree_set_representation_value(pi, format, ap);
5857 | va_end(ap)__builtin_va_end(ap);
5858 | }
5859 |
5860 | return pi;
5861 | }
5862 |
5863 | proto_item *
5864 | proto_tree_add_float_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5865 | unsigned start, unsigned length, float value,
5866 | const char *format, ...)
5867 | {
5868 | proto_item *pi;
5869 | va_list ap;
5870 |
5871 | pi = proto_tree_add_float(tree, hfindex, tvb, start, length, value);
5872 | if (pi != tree) {
5873 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5873, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5874 |
5875 | va_start(ap, format)__builtin_va_start(ap, format);
5876 | proto_tree_set_representation(pi, format, ap);
5877 | va_end(ap)__builtin_va_end(ap);
5878 | }
5879 |
5880 | return pi;
5881 | }
5882 |
5883 | /* Set the FT_FLOAT value */
5884 | static void
5885 | proto_tree_set_float(field_info *fi, float value)
5886 | {
5887 | fvalue_set_floating(fi->value, value);
5888 | }
5889 |
5890 | /* Add a FT_DOUBLE to a proto_tree */
5891 | proto_item *
5892 | proto_tree_add_double(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5893 | unsigned length, double value)
5894 | {
5895 | proto_item *pi;
5896 | header_field_info *hfinfo;
5897 |
5898 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5899 |
5900 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5900 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5900, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5900, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5900, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5901 |
5902 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_DOUBLE)((void) (((hfinfo)->type == FT_DOUBLE) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_DOUBLE", "epan/proto.c" , 5902, ((hfinfo))->abbrev))));
5903 |
5904 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5905 | proto_tree_set_double(PNODE_FINFO(pi)((pi)->finfo), value);
5906 |
5907 | return pi;
5908 | }
5909 |
5910 | proto_item *
5911 | proto_tree_add_double_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5912 | unsigned start, unsigned length, double value,
5913 | const char *format, ...)
5914 | {
5915 | proto_item *pi;
5916 | va_list ap;
5917 |
5918 | pi = proto_tree_add_double(tree, hfindex, tvb, start, length, value);
5919 | if (pi != tree) {
5920 | va_start(ap, format)__builtin_va_start(ap, format);
5921 | proto_tree_set_representation_value(pi, format, ap);
5922 | va_end(ap)__builtin_va_end(ap);
5923 | }
5924 |
5925 | return pi;
5926 | }
5927 |
5928 | proto_item *
5929 | proto_tree_add_double_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5930 | unsigned start, unsigned length, double value,
5931 | const char *format, ...)
5932 | {
5933 | proto_item *pi;
5934 | va_list ap;
5935 |
5936 | pi = proto_tree_add_double(tree, hfindex, tvb, start, length, value);
5937 | if (pi != tree) {
5938 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 5938, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
5939 |
5940 | va_start(ap, format)__builtin_va_start(ap, format);
5941 | proto_tree_set_representation(pi, format, ap);
5942 | va_end(ap)__builtin_va_end(ap);
5943 | }
5944 |
5945 | return pi;
5946 | }
5947 |
5948 | /* Set the FT_DOUBLE value */
5949 | static void
5950 | proto_tree_set_double(field_info *fi, double value)
5951 | {
5952 | fvalue_set_floating(fi->value, value);
5953 | }
5954 |
5955 | /* Add FT_CHAR or FT_UINT{8,16,24,32} to a proto_tree */
5956 | proto_item *
5957 | proto_tree_add_uint(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
5958 | unsigned length, uint32_t value)
5959 | {
5960 | proto_item *pi = NULL((void*)0);
5961 | header_field_info *hfinfo;
5962 |
5963 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
5964 |
5965 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5965 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5965, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 5965, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 5965, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
5966 |
5967 | switch (hfinfo->type) {
5968 | case FT_CHAR:
5969 | case FT_UINT8:
5970 | case FT_UINT16:
5971 | case FT_UINT24:
5972 | case FT_UINT32:
5973 | case FT_FRAMENUM:
5974 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
5975 | proto_tree_set_uint(PNODE_FINFO(pi)((pi)->finfo), value);
5976 | break;
5977 |
5978 | default:
5979 | REPORT_DISSECTOR_BUG("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, FT_UINT32, or FT_FRAMENUM",proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, FT_UINT32, or FT_FRAMENUM" , hfinfo->abbrev)
5980 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_CHAR, FT_UINT8, FT_UINT16, FT_UINT24, FT_UINT32, or FT_FRAMENUM" , hfinfo->abbrev);
5981 | }
5982 |
5983 | return pi;
5984 | }
5985 |
5986 | proto_item *
5987 | proto_tree_add_uint_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
5988 | unsigned start, unsigned length, uint32_t value,
5989 | const char *format, ...)
5990 | {
5991 | proto_item *pi;
5992 | va_list ap;
5993 |
5994 | pi = proto_tree_add_uint(tree, hfindex, tvb, start, length, value);
5995 | if (pi != tree) {
5996 | va_start(ap, format)__builtin_va_start(ap, format);
5997 | proto_tree_set_representation_value(pi, format, ap);
5998 | va_end(ap)__builtin_va_end(ap);
5999 | }
6000 |
6001 | return pi;
6002 | }
6003 |
6004 | proto_item *
6005 | proto_tree_add_uint_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6006 | unsigned start, unsigned length, uint32_t value,
6007 | const char *format, ...)
6008 | {
6009 | proto_item *pi;
6010 | va_list ap;
6011 |
6012 | pi = proto_tree_add_uint(tree, hfindex, tvb, start, length, value);
6013 | if (pi != tree) {
6014 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6014, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6015 |
6016 | va_start(ap, format)__builtin_va_start(ap, format);
6017 | proto_tree_set_representation(pi, format, ap);
6018 | va_end(ap)__builtin_va_end(ap);
6019 | }
6020 |
6021 | return pi;
6022 | }
6023 |
6024 | /* Set the FT_UINT{8,16,24,32} value */
6025 | static void
6026 | proto_tree_set_uint(field_info *fi, uint32_t value)
6027 | {
6028 | const header_field_info *hfinfo;
6029 | uint32_t integer;
6030 |
6031 | hfinfo = fi->hfinfo;
6032 | integer = value;
6033 |
6034 | if (hfinfo->bitmask) {
6035 | /* Mask out irrelevant portions */
6036 | integer &= (uint32_t)(hfinfo->bitmask);
6037 |
6038 | /* Shift bits */
6039 | integer >>= hfinfo_bitshift(hfinfo);
6040 |
6041 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6042 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6043 | }
6044 |
6045 | fvalue_set_uinteger(fi->value, integer);
6046 | }
6047 |
6048 | /* Add FT_UINT{40,48,56,64} to a proto_tree */
6049 | proto_item *
6050 | proto_tree_add_uint64(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6051 | unsigned length, uint64_t value)
6052 | {
6053 | proto_item *pi = NULL((void*)0);
6054 | header_field_info *hfinfo;
6055 |
6056 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6057 |
6058 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6058 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6058, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6058, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6058, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6059 |
6060 | switch (hfinfo->type) {
6061 | case FT_UINT40:
6062 | case FT_UINT48:
6063 | case FT_UINT56:
6064 | case FT_UINT64:
6065 | case FT_FRAMENUM:
6066 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6067 | proto_tree_set_uint64(PNODE_FINFO(pi)((pi)->finfo), value);
6068 | break;
6069 |
6070 | default:
6071 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, FT_UINT64, or FT_FRAMENUM",proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, FT_UINT64, or FT_FRAMENUM" , hfinfo->abbrev)
6072 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, FT_UINT64, or FT_FRAMENUM" , hfinfo->abbrev);
6073 | }
6074 |
6075 | return pi;
6076 | }
6077 |
6078 | proto_item *
6079 | proto_tree_add_uint64_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6080 | unsigned start, unsigned length, uint64_t value,
6081 | const char *format, ...)
6082 | {
6083 | proto_item *pi;
6084 | va_list ap;
6085 |
6086 | pi = proto_tree_add_uint64(tree, hfindex, tvb, start, length, value);
6087 | if (pi != tree) {
6088 | va_start(ap, format)__builtin_va_start(ap, format);
6089 | proto_tree_set_representation_value(pi, format, ap);
6090 | va_end(ap)__builtin_va_end(ap);
6091 | }
6092 |
6093 | return pi;
6094 | }
6095 |
6096 | proto_item *
6097 | proto_tree_add_uint64_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6098 | unsigned start, unsigned length, uint64_t value,
6099 | const char *format, ...)
6100 | {
6101 | proto_item *pi;
6102 | va_list ap;
6103 |
6104 | pi = proto_tree_add_uint64(tree, hfindex, tvb, start, length, value);
6105 | if (pi != tree) {
6106 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6106, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6107 |
6108 | va_start(ap, format)__builtin_va_start(ap, format);
6109 | proto_tree_set_representation(pi, format, ap);
6110 | va_end(ap)__builtin_va_end(ap);
6111 | }
6112 |
6113 | return pi;
6114 | }
6115 |
6116 | /* Set the FT_UINT{40,48,56,64} value */
6117 | static void
6118 | proto_tree_set_uint64(field_info *fi, uint64_t value)
6119 | {
6120 | const header_field_info *hfinfo;
6121 | uint64_t integer;
6122 |
6123 | hfinfo = fi->hfinfo;
6124 | integer = value;
6125 |
6126 | if (hfinfo->bitmask) {
6127 | /* Mask out irrelevant portions */
6128 | integer &= hfinfo->bitmask;
6129 |
6130 | /* Shift bits */
6131 | integer >>= hfinfo_bitshift(hfinfo);
6132 |
6133 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6134 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6135 | }
6136 |
6137 | fvalue_set_uinteger64(fi->value, integer);
6138 | }
6139 |
6140 | /* Add FT_INT{8,16,24,32} to a proto_tree */
6141 | proto_item *
6142 | proto_tree_add_int(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6143 | unsigned length, int32_t value)
6144 | {
6145 | proto_item *pi = NULL((void*)0);
6146 | header_field_info *hfinfo;
6147 |
6148 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6149 |
6150 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6150 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6150, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6150, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6150, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6151 |
6152 | switch (hfinfo->type) {
6153 | case FT_INT8:
6154 | case FT_INT16:
6155 | case FT_INT24:
6156 | case FT_INT32:
6157 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6158 | proto_tree_set_int(PNODE_FINFO(pi)((pi)->finfo), value);
6159 | break;
6160 |
6161 | default:
6162 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32",proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev)
6163 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hfinfo->abbrev);
6164 | }
6165 |
6166 | return pi;
6167 | }
6168 |
6169 | proto_item *
6170 | proto_tree_add_int_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6171 | unsigned start, unsigned length, int32_t value,
6172 | const char *format, ...)
6173 | {
6174 | proto_item *pi;
6175 | va_list ap;
6176 |
6177 | pi = proto_tree_add_int(tree, hfindex, tvb, start, length, value);
6178 | if (pi != tree) {
6179 | va_start(ap, format)__builtin_va_start(ap, format);
6180 | proto_tree_set_representation_value(pi, format, ap);
6181 | va_end(ap)__builtin_va_end(ap);
6182 | }
6183 |
6184 | return pi;
6185 | }
6186 |
6187 | proto_item *
6188 | proto_tree_add_int_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6189 | unsigned start, unsigned length, int32_t value,
6190 | const char *format, ...)
6191 | {
6192 | proto_item *pi;
6193 | va_list ap;
6194 |
6195 | pi = proto_tree_add_int(tree, hfindex, tvb, start, length, value);
6196 | if (pi != tree) {
6197 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6197, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6198 |
6199 | va_start(ap, format)__builtin_va_start(ap, format);
6200 | proto_tree_set_representation(pi, format, ap);
6201 | va_end(ap)__builtin_va_end(ap);
6202 | }
6203 |
6204 | return pi;
6205 | }
6206 |
6207 | /* Set the FT_INT{8,16,24,32} value */
6208 | static void
6209 | proto_tree_set_int(field_info *fi, int32_t value)
6210 | {
6211 | const header_field_info *hfinfo;
6212 | uint32_t integer;
6213 | int no_of_bits;
6214 |
6215 | hfinfo = fi->hfinfo;
6216 | integer = (uint32_t) value;
6217 |
6218 | if (hfinfo->bitmask) {
6219 | /* Mask out irrelevant portions */
6220 | integer &= (uint32_t)(hfinfo->bitmask);
6221 |
6222 | /* Shift bits */
6223 | integer >>= hfinfo_bitshift(hfinfo);
6224 |
6225 | no_of_bits = ws_count_ones(hfinfo->bitmask);
6226 | integer = ws_sign_ext32(integer, no_of_bits);
6227 |
6228 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6229 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6230 | }
6231 |
6232 | fvalue_set_sinteger(fi->value, integer);
6233 | }
6234 |
6235 | /* Add FT_INT{40,48,56,64} to a proto_tree */
6236 | proto_item *
6237 | proto_tree_add_int64(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6238 | unsigned length, int64_t value)
6239 | {
6240 | proto_item *pi = NULL((void*)0);
6241 | header_field_info *hfinfo;
6242 |
6243 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6244 |
6245 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6245 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6245, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6245, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6245, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6246 |
6247 | switch (hfinfo->type) {
6248 | case FT_INT40:
6249 | case FT_INT48:
6250 | case FT_INT56:
6251 | case FT_INT64:
6252 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6253 | proto_tree_set_int64(PNODE_FINFO(pi)((pi)->finfo), value);
6254 | break;
6255 |
6256 | default:
6257 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64",proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev)
6258 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hfinfo->abbrev);
6259 | }
6260 |
6261 | return pi;
6262 | }
6263 |
6264 | proto_item *
6265 | proto_tree_add_int64_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6266 | unsigned start, unsigned length, int64_t value,
6267 | const char *format, ...)
6268 | {
6269 | proto_item *pi;
6270 | va_list ap;
6271 |
6272 | pi = proto_tree_add_int64(tree, hfindex, tvb, start, length, value);
6273 | if (pi != tree) {
6274 | va_start(ap, format)__builtin_va_start(ap, format);
6275 | proto_tree_set_representation_value(pi, format, ap);
6276 | va_end(ap)__builtin_va_end(ap);
6277 | }
6278 |
6279 | return pi;
6280 | }
6281 |
6282 | /* Set the FT_INT{40,48,56,64} value */
6283 | static void
6284 | proto_tree_set_int64(field_info *fi, int64_t value)
6285 | {
6286 | const header_field_info *hfinfo;
6287 | uint64_t integer;
6288 | int no_of_bits;
6289 |
6290 | hfinfo = fi->hfinfo;
6291 | integer = value;
6292 |
6293 | if (hfinfo->bitmask) {
6294 | /* Mask out irrelevant portions */
6295 | integer &= hfinfo->bitmask;
6296 |
6297 | /* Shift bits */
6298 | integer >>= hfinfo_bitshift(hfinfo);
6299 |
6300 | no_of_bits = ws_count_ones(hfinfo->bitmask);
6301 | integer = ws_sign_ext64(integer, no_of_bits);
6302 |
6303 | FI_SET_FLAG(fi, FI_BITS_OFFSET(hfinfo_bitoffset(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_bitoffset (hfinfo)) & 63) << 5)); } while(0);
6304 | FI_SET_FLAG(fi, FI_BITS_SIZE(hfinfo_mask_bitwidth(hfinfo)))do { if (fi) (fi)->flags = (fi)->flags | ((((hfinfo_mask_bitwidth (hfinfo)) & 63) << 12)); } while(0);
6305 | }
6306 |
6307 | fvalue_set_sinteger64(fi->value, integer);
6308 | }
6309 |
6310 | proto_item *
6311 | proto_tree_add_int64_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6312 | unsigned start, unsigned length, int64_t value,
6313 | const char *format, ...)
6314 | {
6315 | proto_item *pi;
6316 | va_list ap;
6317 |
6318 | pi = proto_tree_add_int64(tree, hfindex, tvb, start, length, value);
6319 | if (pi != tree) {
6320 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6320, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6321 |
6322 | va_start(ap, format)__builtin_va_start(ap, format);
6323 | proto_tree_set_representation(pi, format, ap);
6324 | va_end(ap)__builtin_va_end(ap);
6325 | }
6326 |
6327 | return pi;
6328 | }
6329 |
6330 | /* Add a FT_EUI64 to a proto_tree */
6331 | proto_item *
6332 | proto_tree_add_eui64(proto_tree *tree, int hfindex, tvbuff_t *tvb, unsigned start,
6333 | unsigned length, const uint64_t value)
6334 | {
6335 | proto_item *pi;
6336 | header_field_info *hfinfo;
6337 |
6338 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
6339 |
6340 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6340 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6340, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 6340, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6340, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
6341 |
6342 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_EUI64)((void) (((hfinfo)->type == FT_EUI64) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_EUI64", "epan/proto.c", 6342, ((hfinfo))->abbrev))));
6343 |
6344 | pi = proto_tree_add_pi_unsigned(tree, hfinfo, tvb, start, &length);
6345 | proto_tree_set_eui64(PNODE_FINFO(pi)((pi)->finfo), value);
6346 |
6347 | return pi;
6348 | }
6349 |
6350 | proto_item *
6351 | proto_tree_add_eui64_format_value(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6352 | unsigned start, unsigned length, const uint64_t value,
6353 | const char *format, ...)
6354 | {
6355 | proto_item *pi;
6356 | va_list ap;
6357 |
6358 | pi = proto_tree_add_eui64(tree, hfindex, tvb, start, length, value);
6359 | if (pi != tree) {
6360 | va_start(ap, format)__builtin_va_start(ap, format);
6361 | proto_tree_set_representation_value(pi, format, ap);
6362 | va_end(ap)__builtin_va_end(ap);
6363 | }
6364 |
6365 | return pi;
6366 | }
6367 |
6368 | proto_item *
6369 | proto_tree_add_eui64_format(proto_tree *tree, int hfindex, tvbuff_t *tvb,
6370 | unsigned start, unsigned length, const uint64_t value,
6371 | const char *format, ...)
6372 | {
6373 | proto_item *pi;
6374 | va_list ap;
6375 |
6376 | pi = proto_tree_add_eui64(tree, hfindex, tvb, start, length, value);
6377 | if (pi != tree) {
6378 | TRY_TO_FAKE_THIS_REPR(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6378, __func__, "assertion failed: %s", "pi" ); } while (0); if (!((pi)->finfo)) return pi; if (!(((pi) ->tree_data)->visible) && proto_item_is_hidden( (pi))) { return pi; };
6379 |
6380 | va_start(ap, format)__builtin_va_start(ap, format);
6381 | proto_tree_set_representation(pi, format, ap);
6382 | va_end(ap)__builtin_va_end(ap);
6383 | }
6384 |
6385 | return pi;
6386 | }
6387 |
6388 | /* Set the FT_EUI64 value */
6389 | static void
6390 | proto_tree_set_eui64(field_info *fi, const uint64_t value)
6391 | {
6392 | uint8_t v[FT_EUI64_LEN8];
6393 | phtonu64(v, value);
6394 | fvalue_set_bytes_data(fi->value, v, FT_EUI64_LEN8);
6395 | }
6396 |
6397 | static void
6398 | proto_tree_set_eui64_tvb(field_info *fi, tvbuff_t *tvb, unsigned start, const unsigned encoding)
6399 | {
6400 | if (encoding)
6401 | {
6402 | proto_tree_set_eui64(fi, tvb_get_letoh64(tvb, start));
6403 | } else {
6404 | proto_tree_set_eui64(fi, tvb_get_ntoh64(tvb, start));
6405 | }
6406 | }
6407 |
6408 | proto_item *
6409 | proto_tree_add_mac48_detail(const mac_hf_list_t *list_specific,
6410 | const mac_hf_list_t *list_generic,
6411 | int idx, tvbuff_t *tvb,
6412 | proto_tree *tree, unsigned offset)
6413 | {
6414 | uint8_t addr[6];
6415 | const char *addr_name = NULL((void*)0);
6416 | const char *oui_name = NULL((void*)0);
6417 | proto_item *addr_item = NULL((void*)0);
6418 | proto_tree *addr_tree = NULL((void*)0);
6419 | proto_item *ret_val = NULL((void*)0);
6420 |
6421 | if (tree == NULL((void*)0) || list_specific == NULL((void*)0)) {
6422 | return NULL((void*)0);
6423 | }
6424 |
6425 | /* Resolve what we can of the address */
6426 | tvb_memcpy(tvb, addr, offset, sizeof addr);
6427 | if (list_specific->hf_addr_resolved || (list_generic && list_generic->hf_addr_resolved)) {
6428 | addr_name = get_ether_name(addr);
6429 | }
6430 | if (list_specific->hf_oui_resolved || (list_generic && list_generic->hf_oui_resolved)) {
6431 | oui_name = get_manuf_name_if_known(addr, sizeof(addr));
6432 | }
6433 |
6434 | /* Add the item for the specific address type */
6435 | ret_val = proto_tree_add_item(tree, *list_specific->hf_addr, tvb, offset, 6, ENC_BIG_ENDIAN0x00000000);
6436 | if (idx >= 0) {
6437 | addr_tree = proto_item_add_subtree(ret_val, idx);
6438 | }
6439 | else {
6440 | addr_tree = tree;
6441 | }
6442 |
6443 | if (list_specific->hf_addr_resolved != NULL((void*)0)) {
6444 | addr_item = proto_tree_add_string(addr_tree, *list_specific->hf_addr_resolved,
6445 | tvb, offset, 6, addr_name);
6446 | proto_item_set_generated(addr_item);
6447 | proto_item_set_hidden(addr_item);
6448 | }
6449 |
6450 | if (list_specific->hf_oui != NULL((void*)0)) {
6451 | addr_item = proto_tree_add_item(addr_tree, *list_specific->hf_oui, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6452 | proto_item_set_generated(addr_item);
6453 | proto_item_set_hidden(addr_item);
6454 |
6455 | if (oui_name != NULL((void*)0) && list_specific->hf_oui_resolved != NULL((void*)0)) {
6456 | addr_item = proto_tree_add_string(addr_tree, *list_specific->hf_oui_resolved, tvb, offset, 6, oui_name);
6457 | proto_item_set_generated(addr_item);
6458 | proto_item_set_hidden(addr_item);
6459 | }
6460 | }
6461 |
6462 | if (list_specific->hf_lg != NULL((void*)0)) {
6463 | proto_tree_add_item(addr_tree, *list_specific->hf_lg, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6464 | }
6465 | if (list_specific->hf_ig != NULL((void*)0)) {
6466 | proto_tree_add_item(addr_tree, *list_specific->hf_ig, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6467 | }
6468 |
6469 | /* Were we given a list for generic address fields? If not, stop here */
6470 | if (list_generic == NULL((void*)0)) {
6471 | return ret_val;
6472 | }
6473 |
6474 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_addr, tvb, offset, 6, ENC_BIG_ENDIAN0x00000000);
6475 | proto_item_set_hidden(addr_item);
6476 |
6477 | if (list_generic->hf_addr_resolved != NULL((void*)0)) {
6478 | addr_item = proto_tree_add_string(addr_tree, *list_generic->hf_addr_resolved,
6479 | tvb, offset, 6, addr_name);
6480 | proto_item_set_generated(addr_item);
6481 | proto_item_set_hidden(addr_item);
6482 | }
6483 |
6484 | if (list_generic->hf_oui != NULL((void*)0)) {
6485 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_oui, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6486 | proto_item_set_generated(addr_item);
6487 | proto_item_set_hidden(addr_item);
6488 |
6489 | if (oui_name != NULL((void*)0) && list_generic->hf_oui_resolved != NULL((void*)0)) {
6490 | addr_item = proto_tree_add_string(addr_tree, *list_generic->hf_oui_resolved, tvb, offset, 6, oui_name);
6491 | proto_item_set_generated(addr_item);
6492 | proto_item_set_hidden(addr_item);
6493 | }
6494 | }
6495 |
6496 | if (list_generic->hf_lg != NULL((void*)0)) {
6497 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_lg, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6498 | proto_item_set_hidden(addr_item);
6499 | }
6500 | if (list_generic->hf_ig != NULL((void*)0)) {
6501 | addr_item = proto_tree_add_item(addr_tree, *list_generic->hf_ig, tvb, offset, 3, ENC_BIG_ENDIAN0x00000000);
6502 | proto_item_set_hidden(addr_item);
6503 | }
6504 | return ret_val;
6505 | }
6506 |
6507 | static proto_item *
6508 | proto_tree_add_fake_node(proto_tree *tree, const header_field_info *hfinfo)
6509 | {
6510 | proto_node *pnode, *tnode, *sibling;
6511 | field_info *tfi;
6512 | unsigned depth = 1;
6513 |
6514 | ws_assert(tree)do { if ((1) && !(tree)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6514, __func__, "assertion failed: %s", "tree" ); } while (0);
6515 |
6516 | /*
6517 | * Restrict our depth. proto_tree_traverse_pre_order and
6518 | * proto_tree_traverse_post_order (and possibly others) are recursive
6519 | * so we need to be mindful of our stack size.
6520 | */
6521 | if (tree->first_child == NULL((void*)0)) {
6522 | for (tnode = tree; tnode != NULL((void*)0); tnode = tnode->parent) {
6523 | depth++;
6524 | if (G_UNLIKELY(depth > prefs.gui_max_tree_depth)(depth > prefs.gui_max_tree_depth)) {
6525 | THROW_MESSAGE(DissectorError, wmem_strdup_printf(PNODE_POOL(tree),except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6528)))
6526 | "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)",except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6528)))
6527 | prefs.gui_max_tree_depth,except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6528)))
6528 | hfinfo->name, hfinfo->abbrev, G_STRFUNC, __LINE__))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, hfinfo->name, hfinfo->abbrev , ((const char*) (__func__)), 6528)));
6529 | }
6530 | }
6531 | }
6532 |
6533 | /*
6534 | * Make sure "tree" is ready to have subtrees under it, by
6535 | * checking whether it's been given an ett_ value.
6536 | *
6537 | * "PNODE_FINFO(tnode)" may be null; that's the case for the root
6538 | * node of the protocol tree. That node is not displayed,
6539 | * so it doesn't need an ett_ value to remember whether it
6540 | * was expanded.
6541 | */
6542 | tnode = tree;
6543 | tfi = PNODE_FINFO(tnode)((tnode)->finfo);
6544 | if (tfi != NULL((void*)0) && (tfi->tree_type < 0 || tfi->tree_type >= num_tree_types)) {
6545 | REPORT_DISSECTOR_BUG("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)",proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , hfinfo->name, hfinfo->abbrev, tfi->tree_type, "epan/proto.c" , 6546)
6546 | hfinfo->name, hfinfo->abbrev, tfi->tree_type, __FILE__, __LINE__)proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , hfinfo->name, hfinfo->abbrev, tfi->tree_type, "epan/proto.c" , 6546);
6547 | /* XXX - is it safe to continue here? */
6548 | }
6549 |
6550 | pnode = wmem_new(PNODE_POOL(tree), proto_node)((proto_node*)wmem_alloc((((tree)->tree_data->pinfo-> pool)), sizeof(proto_node)));
6551 | PROTO_NODE_INIT(pnode)pnode->first_child = ((void*)0); pnode->last_child = (( void*)0); pnode->next = ((void*)0);;
6552 | pnode->parent = tnode;
6553 | PNODE_HFINFO(pnode)((pnode)->hfinfo) = hfinfo;
6554 | PNODE_FINFO(pnode)((pnode)->finfo) = NULL((void*)0); // Faked
6555 | pnode->tree_data = PTREE_DATA(tree)((tree)->tree_data);
6556 |
6557 | if (tnode->last_child != NULL((void*)0)) {
6558 | sibling = tnode->last_child;
6559 | DISSECTOR_ASSERT(sibling->next == NULL)((void) ((sibling->next == ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6559, "sibling->next == ((void*)0)" ))));
6560 | sibling->next = pnode;
6561 | } else
6562 | tnode->first_child = pnode;
6563 | tnode->last_child = pnode;
6564 |
6565 | /* We should not be adding a fake node for an interesting field */
6566 | ws_assert(hfinfo->ref_type != HF_REF_TYPE_DIRECT && hfinfo->ref_type != HF_REF_TYPE_PRINT)do { if ((1) && !(hfinfo->ref_type != HF_REF_TYPE_DIRECT && hfinfo->ref_type != HF_REF_TYPE_PRINT)) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 6566, __func__, "assertion failed: %s" , "hfinfo->ref_type != HF_REF_TYPE_DIRECT && hfinfo->ref_type != HF_REF_TYPE_PRINT" ); } while (0);
6567 |
6568 | /* XXX - Should the proto_item have a header_field_info member, at least
6569 | * for faked items, to know what hfi was faked? (Some dissectors look at
6570 | * the tree items directly.)
6571 | */
6572 | return (proto_item *)pnode;
6573 | }
6574 |
6575 | /* Add a field_info struct to the proto_tree, encapsulating it in a proto_node */
6576 | static proto_item *
6577 | proto_tree_add_node(proto_tree *tree, field_info *fi)
6578 | {
6579 | proto_node *pnode, *tnode, *sibling;
6580 | field_info *tfi;
6581 | unsigned depth = 1;
6582 |
6583 | ws_assert(tree)do { if ((1) && !(tree)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 6583, __func__, "assertion failed: %s", "tree" ); } while (0);
6584 |
6585 | /*
6586 | * Restrict our depth. proto_tree_traverse_pre_order and
6587 | * proto_tree_traverse_post_order (and possibly others) are recursive
6588 | * so we need to be mindful of our stack size.
6589 | */
6590 | if (tree->first_child == NULL((void*)0)) {
6591 | for (tnode = tree; tnode != NULL((void*)0); tnode = tnode->parent) {
6592 | depth++;
6593 | if (G_UNLIKELY(depth > prefs.gui_max_tree_depth)(depth > prefs.gui_max_tree_depth)) {
6594 | fvalue_free(fi->value);
6595 | fi->value = NULL((void*)0);
6596 | THROW_MESSAGE(DissectorError, wmem_strdup_printf(PNODE_POOL(tree),except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6599)))
6597 | "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)",except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6599)))
6598 | prefs.gui_max_tree_depth,except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6599)))
6599 | fi->hfinfo->name, fi->hfinfo->abbrev, G_STRFUNC, __LINE__))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Maximum tree depth %d exceeded for \"%s\" - \"%s\" (%s:%u) (Maximum depth can be increased in advanced preferences)" , prefs.gui_max_tree_depth, fi->hfinfo->name, fi->hfinfo ->abbrev, ((const char*) (__func__)), 6599)));
6600 | }
6601 | }
6602 | }
6603 |
6604 | /*
6605 | * Make sure "tree" is ready to have subtrees under it, by
6606 | * checking whether it's been given an ett_ value.
6607 | *
6608 | * "PNODE_FINFO(tnode)" may be null; that's the case for the root
6609 | * node of the protocol tree. That node is not displayed,
6610 | * so it doesn't need an ett_ value to remember whether it
6611 | * was expanded.
6612 | */
6613 | tnode = tree;
6614 | tfi = PNODE_FINFO(tnode)((tnode)->finfo);
6615 | if (tfi != NULL((void*)0) && (tfi->tree_type < 0 || tfi->tree_type >= num_tree_types)) {
6616 | /* Since we are not adding fi to a node, its fvalue won't get
6617 | * freed by proto_tree_free_node(), so free it now.
6618 | */
6619 | fvalue_free(fi->value);
6620 | fi->value = NULL((void*)0);
6621 | REPORT_DISSECTOR_BUG("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)",proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , fi->hfinfo->name, fi->hfinfo->abbrev, tfi->tree_type , "epan/proto.c", 6622)
6622 | fi->hfinfo->name, fi->hfinfo->abbrev, tfi->tree_type, __FILE__, __LINE__)proto_report_dissector_bug("\"%s\" - \"%s\" tfi->tree_type: %d invalid (%s:%u)" , fi->hfinfo->name, fi->hfinfo->abbrev, tfi->tree_type , "epan/proto.c", 6622);
6623 | /* XXX - is it safe to continue here? */
6624 | }
6625 |
6626 | pnode = wmem_new(PNODE_POOL(tree), proto_node)((proto_node*)wmem_alloc((((tree)->tree_data->pinfo-> pool)), sizeof(proto_node)));
6627 | PROTO_NODE_INIT(pnode)pnode->first_child = ((void*)0); pnode->last_child = (( void*)0); pnode->next = ((void*)0);;
6628 | pnode->parent = tnode;
6629 | PNODE_HFINFO(pnode)((pnode)->hfinfo) = fi->hfinfo;
6630 | PNODE_FINFO(pnode)((pnode)->finfo) = fi;
6631 | pnode->tree_data = PTREE_DATA(tree)((tree)->tree_data);
6632 |
6633 | if (tnode->last_child != NULL((void*)0)) {
6634 | sibling = tnode->last_child;
6635 | DISSECTOR_ASSERT(sibling->next == NULL)((void) ((sibling->next == ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6635, "sibling->next == ((void*)0)" ))));
6636 | sibling->next = pnode;
6637 | } else
6638 | tnode->first_child = pnode;
6639 | tnode->last_child = pnode;
6640 |
6641 | tree_data_add_maybe_interesting_field(pnode->tree_data, fi);
6642 |
6643 | return (proto_item *)pnode;
6644 | }
6645 |
6646 |
6647 | /* Generic way to allocate field_info and add to proto_tree.
6648 | * Sets *pfi to address of newly-allocated field_info struct */
6649 | static proto_item *
6650 | proto_tree_add_pi(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb, unsigned start,
6651 | int *length)
6652 | {
6653 | proto_item *pi;
6654 | field_info *fi;
6655 | int item_length;
6656 |
6657 | get_hfi_length(hfinfo, tvb, start, length, &item_length, ENC_NA0x00000000);
6658 | fi = new_field_info(tree, hfinfo, tvb, start, item_length);
6659 | pi = proto_tree_add_node(tree, fi);
6660 |
6661 | return pi;
6662 | }
6663 |
6664 | /* Generic way to allocate field_info and add to proto_tree with unsigned length.
6665 | * Eventually this should replace the other function.
6666 | * Sets *pfi to address of newly-allocated field_info struct */
6667 | static proto_item *
6668 | proto_tree_add_pi_unsigned(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb, unsigned start,
6669 | unsigned *length)
6670 | {
6671 | proto_item *pi;
6672 | field_info *fi;
6673 | unsigned item_length;
6674 |
6675 | get_hfi_length_unsigned(hfinfo, tvb, start, length, &item_length, ENC_NA0x00000000);
6676 | fi = new_field_info(tree, hfinfo, tvb, start, item_length);
6677 | pi = proto_tree_add_node(tree, fi);
6678 |
6679 | return pi;
6680 | }
6681 |
6682 | static void
6683 | get_hfi_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start, int *length,
6684 | int *item_length, const unsigned encoding)
6685 | {
6686 | int length_remaining;
6687 |
6688 | /*
6689 | * We only allow a null tvbuff if the item has a zero length,
6690 | * i.e. if there's no data backing it.
6691 | */
6692 | DISSECTOR_ASSERT(tvb != NULL || *length == 0)((void) ((tvb != ((void*)0) || *length == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6692, "tvb != ((void*)0) || *length == 0" ))));
6693 |
6694 | /*
6695 | * XXX - in some protocols, there are 32-bit unsigned length
6696 | * fields, so lengths in protocol tree and tvbuff routines
6697 | * should really be unsigned. We should have, for those
6698 | * field types for which "to the end of the tvbuff" makes sense,
6699 | * additional routines that take no length argument and
6700 | * add fields that run to the end of the tvbuff.
6701 | */
6702 | if (*length == -1) {
6703 | /*
6704 | * For FT_NONE, FT_PROTOCOL, FT_BYTES, FT_STRING,
6705 | * FT_STRINGZPAD, and FT_STRINGZTRUNC fields, a length
6706 | * of -1 means "set the length to what remains in the
6707 | * tvbuff".
6708 | *
6709 | * The assumption is either that
6710 | *
6711 | * 1) the length of the item can only be determined
6712 | * by dissection (typically true of items with
6713 | * subitems, which are probably FT_NONE or
6714 | * FT_PROTOCOL)
6715 | *
6716 | * or
6717 | *
6718 | * 2) if the tvbuff is "short" (either due to a short
6719 | * snapshot length or due to lack of reassembly of
6720 | * fragments/segments/whatever), we want to display
6721 | * what's available in the field (probably FT_BYTES
6722 | * or FT_STRING) and then throw an exception later
6723 | *
6724 | * or
6725 | *
6726 | * 3) the field is defined to be "what's left in the
6727 | * packet"
6728 | *
6729 | * so we set the length to what remains in the tvbuff so
6730 | * that, if we throw an exception while dissecting, it
6731 | * has what is probably the right value.
6732 | *
6733 | * For FT_STRINGZ, it means "the string is null-terminated,
6734 | * not null-padded; set the length to the actual length
6735 | * of the string", and if the tvbuff if short, we just
6736 | * throw an exception.
6737 | *
6738 | * For ENC_VARINT_PROTOBUF|ENC_VARINT_QUIC|ENC_VARIANT_ZIGZAG|ENC_VARINT_SDNV,
6739 | * it means "find the end of the string",
6740 | * and if the tvbuff if short, we just throw an exception.
6741 | *
6742 | * It's not valid for any other type of field. For those
6743 | * fields, we treat -1 the same way we treat other
6744 | * negative values - we assume the length is a Really
6745 | * Big Positive Number, and throw a ReportedBoundsError
6746 | * exception, under the assumption that the Really Big
6747 | * Length would run past the end of the packet.
6748 | */
6749 | if ((FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ))) || (FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )))) {
6750 | if (encoding & (ENC_VARINT_PROTOBUF0x00000002|ENC_VARINT_ZIGZAG0x00000008|ENC_VARINT_SDNV0x00000010)) {
6751 | /*
6752 | * Leave the length as -1, so our caller knows
6753 | * it was -1.
6754 | */
6755 | *item_length = *length;
6756 | return;
6757 | } else if (encoding & ENC_VARINT_QUIC0x00000004) {
6758 | switch (tvb_get_uint8(tvb, start) >> 6)
6759 | {
6760 | case 0: /* 0b00 => 1 byte length (6 bits Usable) */
6761 | *item_length = 1;
6762 | break;
6763 | case 1: /* 0b01 => 2 bytes length (14 bits Usable) */
6764 | *item_length = 2;
6765 | break;
6766 | case 2: /* 0b10 => 4 bytes length (30 bits Usable) */
6767 | *item_length = 4;
6768 | break;
6769 | case 3: /* 0b11 => 8 bytes length (62 bits Usable) */
6770 | *item_length = 8;
6771 | break;
6772 | }
6773 | }
6774 | }
6775 |
6776 | switch (hfinfo->type) {
6777 |
6778 | case FT_PROTOCOL:
6779 | case FT_NONE:
6780 | case FT_BYTES:
6781 | case FT_STRING:
6782 | case FT_STRINGZPAD:
6783 | case FT_STRINGZTRUNC:
6784 | /*
6785 | * We allow FT_PROTOCOLs to be zero-length -
6786 | * for example, an ONC RPC NULL procedure has
6787 | * neither arguments nor reply, so the
6788 | * payload for that protocol is empty.
6789 | *
6790 | * We also allow the others to be zero-length -
6791 | * because that's the way the code has been for a
6792 | * long, long time.
6793 | *
6794 | * However, we want to ensure that the start
6795 | * offset is not *past* the byte past the end
6796 | * of the tvbuff: we throw an exception in that
6797 | * case.
6798 | */
6799 | *length = tvb_captured_length(tvb) ? tvb_ensure_captured_length_remaining(tvb, start) : 0;
6800 | DISSECTOR_ASSERT(*length >= 0)((void) ((*length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6800, "*length >= 0" ))));
6801 | break;
6802 |
6803 | case FT_STRINGZ:
6804 | /*
6805 | * Leave the length as -1, so our caller knows
6806 | * it was -1.
6807 | */
6808 | break;
6809 |
6810 | default:
6811 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
6812 | DISSECTOR_ASSERT_NOT_REACHED()(proto_report_dissector_bug("%s:%u: failed assertion \"DISSECTOR_ASSERT_NOT_REACHED\"" , "epan/proto.c", 6812));
6813 | }
6814 | *item_length = *length;
6815 | } else {
6816 | if (hfinfo->type == FT_PROTOCOL || hfinfo->type == FT_NONE) {
6817 | /*
6818 | * These types are for interior nodes of the
6819 | * tree, and don't have data associated with
6820 | * them; if the length is negative (XXX - see
6821 | * above) or goes past the end of the tvbuff,
6822 | * cut it short at the end of the tvbuff.
6823 | * That way, if this field is selected in
6824 | * Wireshark, we don't highlight stuff past
6825 | * the end of the data.
6826 | *
6827 | * If we don't have a tvb, then length must be zero,
6828 | * per the DISSECTOR_ASSERT() above.
6829 | *
6830 | * If we do have a tvb, and the length requested is
6831 | * nonzero, we want to ensure that the start offset
6832 | * is not *past* the byte past the end of the tvbuff
6833 | * data: we throw an exception in that case as above.
6834 | */
6835 | if (tvb && *length) {
6836 | length_remaining = tvb_ensure_captured_length_remaining(tvb, start);
6837 | if (*length < 0 ||
6838 | (*length > 0 &&
6839 | (length_remaining < *length)))
6840 | *length = length_remaining;
6841 | }
6842 | }
6843 | *item_length = *length;
6844 | if (*item_length < 0) {
6845 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
6846 | }
6847 | }
6848 | }
6849 |
6850 | static void
6851 | get_hfi_length_unsigned(header_field_info* hfinfo, tvbuff_t* tvb, const unsigned start, unsigned* length,
6852 | unsigned* item_length, const unsigned encoding _U___attribute__((unused)))
6853 | {
6854 | unsigned length_remaining;
6855 |
6856 | /*
6857 | * We only allow a null tvbuff if the item has a zero length,
6858 | * i.e. if there's no data backing it.
6859 | */
6860 | DISSECTOR_ASSERT(tvb != NULL || *length == 0)((void) ((tvb != ((void*)0) || *length == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 6860, "tvb != ((void*)0) || *length == 0" ))));
6861 |
6862 |
6863 | if (hfinfo->type == FT_PROTOCOL || hfinfo->type == FT_NONE) {
6864 | /*
6865 | * These types are for interior nodes of the
6866 | * tree, and don't have data associated with
6867 | * them; if the length is negative (XXX - see
6868 | * above) or goes past the end of the tvbuff,
6869 | * cut it short at the end of the tvbuff.
6870 | * That way, if this field is selected in
6871 | * Wireshark, we don't highlight stuff past
6872 | * the end of the data.
6873 | *
6874 | * If we don't have a tvb, then length must be zero,
6875 | * per the DISSECTOR_ASSERT() above.
6876 | *
6877 | * If we do have a tvb, and the length requested is
6878 | * nonzero, we want to ensure that the start offset
6879 | * is not *past* the byte past the end of the tvbuff
6880 | * data: we throw an exception in that case as above.
6881 | * (If the length requested is zero, then it's quite
6882 | * likely that the start offset is the byte past the
6883 | * end, but that's ok.)
6884 | */
6885 | if (tvb && *length) {
6886 | length_remaining = tvb_ensure_captured_length_remaining(tvb, start);
6887 | if (length_remaining < *length) {
6888 | *length = length_remaining;
6889 | }
6890 | }
6891 | }
6892 | *item_length = *length;
6893 | }
6894 |
6895 | static int
6896 | get_full_length(header_field_info *hfinfo, tvbuff_t *tvb, const unsigned start,
6897 | int length, unsigned item_length, const int encoding)
6898 | {
6899 | uint32_t n;
6900 |
6901 | /*
6902 | * We need to get the correct item length here.
6903 | * That's normally done by proto_tree_new_item(),
6904 | * but we won't be calling it.
6905 | */
6906 | switch (hfinfo->type) {
6907 |
6908 | case FT_NONE:
6909 | case FT_PROTOCOL:
6910 | case FT_BYTES:
6911 | /*
6912 | * The length is the specified length.
6913 | */
6914 | break;
6915 |
6916 | case FT_UINT_BYTES:
6917 | n = get_uint_value(NULL((void*)0), tvb, start, length, encoding);
6918 | item_length += n;
6919 | if ((int)item_length < length) {
6920 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
6921 | }
6922 | break;
6923 |
6924 | /* XXX - make these just FT_UINT? */
6925 | case FT_UINT8:
6926 | case FT_UINT16:
6927 | case FT_UINT24:
6928 | case FT_UINT32:
6929 | case FT_UINT40:
6930 | case FT_UINT48:
6931 | case FT_UINT56:
6932 | case FT_UINT64:
6933 | /* XXX - make these just FT_INT? */
6934 | case FT_INT8:
6935 | case FT_INT16:
6936 | case FT_INT24:
6937 | case FT_INT32:
6938 | case FT_INT40:
6939 | case FT_INT48:
6940 | case FT_INT56:
6941 | case FT_INT64:
6942 | if (encoding & ENC_VARINT_MASK(0x00000002|0x00000004|0x00000008|0x00000010)) {
6943 | if (length < -1) {
6944 | report_type_length_mismatch(NULL((void*)0), "a FT_[U]INT", length, true1);
6945 | }
6946 | if (length == -1) {
6947 | uint64_t dummy;
6948 | /* This can throw an exception */
6949 | /* XXX - do this without fetching the varint? */
6950 | length = tvb_get_varint(tvb, start, FT_VARINT_MAX_LEN10, &dummy, encoding);
6951 | if (length == 0) {
6952 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
6953 | }
6954 | }
6955 | item_length = length;
6956 | break;
6957 | }
6958 |
6959 | /*
6960 | * The length is the specified length.
6961 | */
6962 | break;
6963 |
6964 | case FT_BOOLEAN:
6965 | case FT_CHAR:
6966 | case FT_IPv4:
6967 | case FT_IPXNET:
6968 | case FT_IPv6:
6969 | case FT_FCWWN:
6970 | case FT_AX25:
6971 | case FT_VINES:
6972 | case FT_ETHER:
6973 | case FT_EUI64:
6974 | case FT_GUID:
6975 | case FT_OID:
6976 | case FT_REL_OID:
6977 | case FT_SYSTEM_ID:
6978 | case FT_FLOAT:
6979 | case FT_DOUBLE:
6980 | case FT_STRING:
6981 | /*
6982 | * The length is the specified length.
6983 | */
6984 | break;
6985 |
6986 | case FT_STRINGZ:
6987 | if (length < -1) {
6988 | report_type_length_mismatch(NULL((void*)0), "a string", length, true1);
6989 | }
6990 | if (length == -1) {
6991 | /* This can throw an exception */
6992 | item_length = tvb_strsize_enc(tvb, start, encoding);
6993 | }
6994 | break;
6995 |
6996 | case FT_UINT_STRING:
6997 | n = get_uint_value(NULL((void*)0), tvb, start, length, encoding & ~ENC_CHARENCODING_MASK0x0000FFFE);
6998 | item_length += n;
6999 | if ((int)item_length < length) {
7000 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
7001 | }
7002 | break;
7003 |
7004 | case FT_STRINGZPAD:
7005 | case FT_STRINGZTRUNC:
7006 | case FT_ABSOLUTE_TIME:
7007 | case FT_RELATIVE_TIME:
7008 | case FT_IEEE_11073_SFLOAT:
7009 | case FT_IEEE_11073_FLOAT:
7010 | /*
7011 | * The length is the specified length.
7012 | */
7013 | break;
7014 |
7015 | default:
7016 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in gset_full_length()",proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
7017 | hfinfo->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
7018 | hfinfo->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
7019 | ftype_name(hfinfo->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in gset_full_length()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ));
7020 | break;
7021 | }
7022 | return item_length;
7023 | }
7024 |
7025 | // This was arbitrarily chosen, but if you're adding 50K items to the tree
7026 | // without advancing the offset you should probably take a long, hard look
7027 | // at what you're doing.
7028 | // We *could* make this a configurable option, but I (Gerald) would like to
7029 | // avoid adding yet another nerd knob.
7030 | # define PROTO_TREE_MAX_IDLE50000 50000
7031 | static field_info *
7032 | new_field_info(proto_tree *tree, header_field_info *hfinfo, tvbuff_t *tvb,
7033 | const unsigned start, const int item_length)
7034 | {
7035 | field_info *fi;
7036 |
7037 | FIELD_INFO_NEW(PNODE_POOL(tree), fi)fi = ((field_info*)wmem_alloc((((tree)->tree_data->pinfo ->pool)), sizeof(field_info)));
7038 |
7039 | fi->hfinfo = hfinfo;
7040 | fi->start = start;
7041 | fi->start += (tvb)?tvb_raw_offset(tvb):0;
7042 | /* add the data source tvbuff */
7043 | fi->ds_tvb = tvb ? tvb_get_ds_tvb(tvb) : NULL((void*)0);
7044 |
7045 | // If our start offset hasn't advanced after adding many items it probably
7046 | // means we're in a large or infinite loop.
7047 | if (fi->start > 0) {
7048 | if (fi->ds_tvb == PTREE_DATA(tree)((tree)->tree_data)->idle_count_ds_tvb && fi->start <= PTREE_DATA(tree)((tree)->tree_data)->max_start) {
7049 | PTREE_DATA(tree)((tree)->tree_data)->start_idle_count++;
7050 | if (PTREE_DATA(tree)((tree)->tree_data)->start_idle_count > PROTO_TREE_MAX_IDLE50000) {
7051 | if (wireshark_abort_on_too_many_items) {
7052 | ws_error("Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop",ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7053 , __func__, "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)
7053 | hfinfo->abbrev, PROTO_TREE_MAX_IDLE)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7053 , __func__, "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000);
7054 | }
7055 | /* PROTO_TREE_MAX_IDLE should be < pref.gui_max_tree_items,
7056 | * but if not, we should hit the max item error earlier,
7057 | * so we shouldn't need to reset the tree count to
7058 | * ensure that the exception handler can add the item. */
7059 | THROW_MESSAGE(DissectorError,except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)))
7060 | wmem_strdup_printf(PNODE_POOL(tree),except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)))
7061 | "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop",except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)))
7062 | hfinfo->abbrev, PROTO_TREE_MAX_IDLE))except_throw(1, (6), (wmem_strdup_printf(((tree)->tree_data ->pinfo->pool), "Adding %s would be the %dth consecutive item that doesn't advance the maximum start offset - possible infinite loop" , hfinfo->abbrev, 50000)));
7063 | }
7064 | } else {
7065 | PTREE_DATA(tree)((tree)->tree_data)->idle_count_ds_tvb = fi->ds_tvb;
7066 | PTREE_DATA(tree)((tree)->tree_data)->max_start = fi->start;
7067 | PTREE_DATA(tree)((tree)->tree_data)->start_idle_count = 0;
7068 | }
7069 | }
7070 | fi->length = item_length;
7071 | fi->tree_type = -1;
7072 | fi->flags = 0;
7073 | if (!PTREE_DATA(tree)((tree)->tree_data)->visible) {
7074 | /* If the tree is not visible, set the item hidden, unless we
7075 | * need the representation or length and can't fake them.
7076 | */
7077 | if (hfinfo->ref_type != HF_REF_TYPE_PRINT && (hfinfo->type != FT_PROTOCOL || PTREE_DATA(tree)((tree)->tree_data)->fake_protocols)) {
7078 | FI_SET_FLAG(fi, FI_HIDDEN)do { if (fi) (fi)->flags = (fi)->flags | (0x00000001); } while(0);
7079 | }
7080 | }
7081 | fi->value = fvalue_new(fi->hfinfo->type);
7082 | fi->rep = NULL((void*)0);
7083 |
7084 | fi->appendix_start = 0;
7085 | fi->appendix_length = 0;
7086 |
7087 | fi->total_layer_num = tree->tree_data->pinfo->curr_layer_num;
7088 | fi->proto_layer_num = tree->tree_data->pinfo->curr_proto_layer_num;
7089 |
7090 | return fi;
7091 | }
7092 |
7093 | static size_t proto_find_value_pos(const header_field_info *hfinfo, const char *representation)
7094 | {
7095 | if (hfinfo->display & BASE_NO_DISPLAY_VALUE0x00002000) {
7096 | return 0;
7097 | }
7098 |
7099 | /* Search for field name */
7100 | char *ptr = strstr(representation, hfinfo->name);
7101 | if (!ptr) {
7102 | return 0;
7103 | }
7104 |
7105 | /* Check if field name ends with the ": " delimiter */
7106 | ptr += strlen(hfinfo->name);
7107 | if (strncmp(ptr, ": ", 2) == 0) {
7108 | ptr += 2;
7109 | }
7110 |
7111 | /* Return offset to after field name */
7112 | return ptr - representation;
7113 | }
7114 |
7115 | static size_t label_find_name_pos(const item_label_t *rep)
7116 | {
7117 | size_t name_pos = 0;
7118 |
7119 | /* If the value_pos is too small or too large, we can't find the expected format */
7120 | if (rep->value_pos <= 2 || rep->value_pos >= sizeof(rep->representation)) {
7121 | return 0;
7122 | }
7123 |
7124 | /* Check if the format looks like "label: value", then set name_pos before ':'. */
7125 | if (rep->representation[rep->value_pos-2] == ':') {
7126 | name_pos = rep->value_pos - 2;
7127 | }
7128 |
7129 | return name_pos;
7130 | }
7131 |
7132 | /* If the protocol tree is to be visible, set the representation of a
7133 | proto_tree entry with the name of the field for the item and with
7134 | the value formatted with the supplied printf-style format and
7135 | argument list. */
7136 | static void
7137 | proto_tree_set_representation_value(proto_item *pi, const char *format, va_list ap)
7138 | {
7139 | ws_assert(pi)do { if ((1) && !(pi)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 7139, __func__, "assertion failed: %s", "pi" ); } while (0);
7140 |
7141 | /* If the tree (GUI) or item isn't visible it's pointless for us to generate the protocol
7142 | * items string representation */
7143 | if (PTREE_DATA(pi)((pi)->tree_data)->visible || !proto_item_is_hidden(pi)) {
7144 | size_t name_pos, ret = 0;
7145 | char *str;
7146 | field_info *fi = PITEM_FINFO(pi)((pi)->finfo);
7147 | const header_field_info *hf;
7148 |
7149 | DISSECTOR_ASSERT(fi)((void) ((fi) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7149, "fi"))));
7150 |
7151 | hf = fi->hfinfo;
7152 |
7153 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
7154 | if (hf->bitmask && (hf->type == FT_BOOLEAN || FT_IS_UINT(hf->type)(((hf->type) == FT_CHAR || (hf->type) == FT_UINT8 || (hf ->type) == FT_UINT16 || (hf->type) == FT_UINT24 || (hf-> type) == FT_UINT32 || (hf->type) == FT_FRAMENUM) || ((hf-> type) == FT_UINT40 || (hf->type) == FT_UINT48 || (hf->type ) == FT_UINT56 || (hf->type) == FT_UINT64)))) {
7155 | uint64_t val;
7156 | char *p;
7157 |
7158 | if (FT_IS_UINT32(hf->type)((hf->type) == FT_CHAR || (hf->type) == FT_UINT8 || (hf ->type) == FT_UINT16 || (hf->type) == FT_UINT24 || (hf-> type) == FT_UINT32 || (hf->type) == FT_FRAMENUM))
7159 | val = fvalue_get_uinteger(fi->value);
7160 | else
7161 | val = fvalue_get_uinteger64(fi->value);
7162 |
7163 | val <<= hfinfo_bitshift(hf);
7164 |
7165 | p = decode_bitfield_value(fi->rep->representation, val, hf->bitmask, hfinfo_container_bitwidth(hf));
7166 | ret = (p - fi->rep->representation);
7167 | }
7168 |
7169 | /* put in the hf name */
7170 | name_pos = ret = label_concat(fi->rep->representation, ret, (const uint8_t*)hf->name)ws_label_strcpy(fi->rep->representation, 240, ret, (const uint8_t*)hf->name, 0);
7171 |
7172 | ret = label_concat(fi->rep->representation, ret, (const uint8_t*)": ")ws_label_strcpy(fi->rep->representation, 240, ret, (const uint8_t*)": ", 0);
7173 | /* If possible, Put in the value of the string */
7174 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
7175 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 7175, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
7176 | fi->rep->value_pos = ret;
7177 | ret = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, ret, (const uint8_t*)str, 0);
7178 | if (ret >= ITEM_LABEL_LENGTH240) {
7179 | /* Uh oh, we don't have enough room. Tell the user
7180 | * that the field is truncated.
7181 | */
7182 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
7183 | }
7184 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
7185 | }
7186 | }
7187 |
7188 | /* If the protocol tree is to be visible, set the representation of a
7189 | proto_tree entry with the representation formatted with the supplied
7190 | printf-style format and argument list. */
7191 | static void
7192 | proto_tree_set_representation(proto_item *pi, const char *format, va_list ap)
7193 | {
7194 | size_t ret; /*tmp return value */
7195 | char *str;
7196 | field_info *fi = PITEM_FINFO(pi)((pi)->finfo);
7197 |
7198 | DISSECTOR_ASSERT(fi)((void) ((fi) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7198, "fi"))));
7199 |
7200 | if (!proto_item_is_hidden(pi)) {
7201 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
7202 |
7203 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
7204 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 7204, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
7205 | fi->rep->value_pos = proto_find_value_pos(fi->hfinfo, str);
7206 | ret = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, 0, (const uint8_t*)str, 0);
7207 | if (ret >= ITEM_LABEL_LENGTH240) {
7208 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
7209 | size_t name_pos = label_find_name_pos(fi->rep);
7210 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
7211 | }
7212 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
7213 | }
7214 | }
7215 |
7216 | static int
7217 | proto_strlcpy(char *dest, const char *src, size_t dest_size)
7218 | {
7219 | if (dest_size == 0) return 0;
7220 |
7221 | size_t res = g_strlcpy(dest, src, dest_size);
7222 |
7223 | /* At most dest_size - 1 characters will be copied
7224 | * (unless dest_size is 0). */
7225 | if (res >= dest_size)
7226 | res = dest_size - 1;
7227 | return (int) res;
7228 | }
7229 |
7230 | static header_field_info *
7231 | hfinfo_same_name_get_prev(const header_field_info *hfinfo)
7232 | {
7233 | header_field_info *dup_hfinfo;
7234 |
7235 | if (hfinfo->same_name_prev_id == -1)
7236 | return NULL((void*)0);
7237 | PROTO_REGISTRAR_GET_NTH(hfinfo->same_name_prev_id, dup_hfinfo)if((hfinfo->same_name_prev_id == 0 || (unsigned)hfinfo-> same_name_prev_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7237 , __func__, "Unregistered hf! index=%d", hfinfo->same_name_prev_id ); ((void) ((hfinfo->same_name_prev_id > 0 && ( unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 7237, "hfinfo->same_name_prev_id > 0 && (unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> same_name_prev_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7237, "gpa_hfinfo.hfi[hfinfo->same_name_prev_id] != ((void*)0)" , "Unregistered hf!")))) ; dup_hfinfo = gpa_hfinfo.hfi[hfinfo ->same_name_prev_id];;
7238 | return dup_hfinfo;
7239 | }
7240 |
7241 | static void
7242 | hfinfo_remove_from_gpa_name_map(const header_field_info *hfinfo)
7243 | {
7244 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
7245 | last_field_name = NULL((void*)0);
7246 |
7247 | if (!hfinfo->same_name_next && hfinfo->same_name_prev_id == -1) {
7248 | /* No hfinfo with the same name */
7249 | wmem_map_remove(gpa_name_map, hfinfo->abbrev);
7250 | return;
7251 | }
7252 |
7253 | if (hfinfo->same_name_next) {
7254 | hfinfo->same_name_next->same_name_prev_id = hfinfo->same_name_prev_id;
7255 | }
7256 |
7257 | if (hfinfo->same_name_prev_id != -1) {
7258 | header_field_info *same_name_prev = hfinfo_same_name_get_prev(hfinfo);
7259 | same_name_prev->same_name_next = hfinfo->same_name_next;
7260 | if (!hfinfo->same_name_next) {
7261 | /* It's always the latest added hfinfo which is stored in gpa_name_map */
7262 | wmem_map_insert(gpa_name_map, (void *) (same_name_prev->abbrev), same_name_prev);
7263 | }
7264 | }
7265 | }
7266 |
7267 | int
7268 | proto_item_fill_display_label(const field_info *finfo, char *display_label_str, const int label_str_size)
7269 | {
7270 | const header_field_info *hfinfo = finfo->hfinfo;
7271 | int label_len = 0;
7272 | char *tmp_str;
7273 | const char *str;
7274 | const uint8_t *bytes;
7275 | uint32_t number;
7276 | uint64_t number64;
7277 | const char *hf_str_val;
7278 | char number_buf[NUMBER_LABEL_LENGTH80];
7279 | const char *number_out;
7280 | address addr;
7281 | const ipv4_addr_and_mask *ipv4;
7282 | const ipv6_addr_and_prefix *ipv6;
7283 |
7284 | switch (hfinfo->type) {
7285 |
7286 | case FT_NONE:
7287 | case FT_PROTOCOL:
7288 | return proto_strlcpy(display_label_str, UTF8_CHECK_MARK"\u2713", label_str_size);
7289 |
7290 | case FT_UINT_BYTES:
7291 | case FT_BYTES:
7292 | tmp_str = format_bytes_hfinfo_maxlen(NULL((void*)0),
7293 | hfinfo,
7294 | fvalue_get_bytes_data(finfo->value),
7295 | (unsigned)fvalue_length2(finfo->value),
7296 | label_str_size);
7297 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7298 | wmem_free(NULL((void*)0), tmp_str);
7299 | break;
7300 |
7301 | case FT_ABSOLUTE_TIME:
7302 | {
7303 | const nstime_t *value = fvalue_get_time(finfo->value);
7304 | int flags = ABS_TIME_TO_STR_SHOW_ZONE(1U << 0);
7305 | if (prefs.display_abs_time_ascii < ABS_TIME_ASCII_COLUMN) {
7306 | flags |= ABS_TIME_TO_STR_ISO8601(1U << 3);
7307 | }
7308 | if (hfinfo->strings) {
7309 | const char *time_string = try_time_val_to_str(value, (const time_value_string*)hfinfo->strings);
7310 | if (time_string != NULL((void*)0)) {
7311 | label_len = proto_strlcpy(display_label_str, time_string, label_str_size);
7312 | break;
7313 | }
7314 | }
7315 | tmp_str = abs_time_to_str_ex(NULL((void*)0), value, hfinfo->display, flags);
7316 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7317 | wmem_free(NULL((void*)0), tmp_str);
7318 | break;
7319 | }
7320 |
7321 | case FT_RELATIVE_TIME:
7322 | tmp_str = rel_time_to_secs_str(NULL((void*)0), fvalue_get_time(finfo->value));
7323 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7324 | wmem_free(NULL((void*)0), tmp_str);
7325 | break;
7326 |
7327 | case FT_BOOLEAN:
7328 | number64 = fvalue_get_uinteger64(finfo->value);
7329 | label_len = proto_strlcpy(display_label_str,
7330 | tfs_get_string(!!number64, hfinfo->strings), label_str_size);
7331 | break;
7332 |
7333 | case FT_CHAR:
7334 | number = fvalue_get_uinteger(finfo->value);
7335 |
7336 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_CUSTOM) {
7337 | char tmp[ITEM_LABEL_LENGTH240];
7338 | custom_fmt_func_t fmtfunc = (custom_fmt_func_t)hfinfo->strings;
7339 |
7340 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7340, "fmtfunc"))));
7341 | fmtfunc(tmp, number);
7342 |
7343 | label_len = proto_strlcpy(display_label_str, tmp, label_str_size);
7344 |
7345 | } else if (hfinfo->strings) {
7346 | number_out = hf_try_val_to_str(number, hfinfo);
7347 |
7348 | if (!number_out) {
7349 | number_out = hfinfo_char_value_format_display(BASE_HEX, number_buf, number);
7350 | }
7351 |
7352 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7353 |
7354 | } else {
7355 | number_out = hfinfo_char_value_format(hfinfo, number_buf, number);
7356 |
7357 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7358 | }
7359 |
7360 | break;
7361 |
7362 | /* XXX - make these just FT_NUMBER? */
7363 | case FT_INT8:
7364 | case FT_INT16:
7365 | case FT_INT24:
7366 | case FT_INT32:
7367 | case FT_UINT8:
7368 | case FT_UINT16:
7369 | case FT_UINT24:
7370 | case FT_UINT32:
7371 | case FT_FRAMENUM:
7372 | hf_str_val = NULL((void*)0);
7373 | number = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) ?
7374 | (uint32_t) fvalue_get_sinteger(finfo->value) :
7375 | fvalue_get_uinteger(finfo->value);
7376 |
7377 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_CUSTOM) {
7378 | char tmp[ITEM_LABEL_LENGTH240];
7379 | custom_fmt_func_t fmtfunc = (custom_fmt_func_t)hfinfo->strings;
7380 |
7381 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 7381, "fmtfunc"))));
7382 | fmtfunc(tmp, number);
7383 |
7384 | label_len = proto_strlcpy(display_label_str, tmp, label_str_size);
7385 |
7386 | } else if (hfinfo->strings && hfinfo->type != FT_FRAMENUM) {
7387 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
7388 | number_out = hfinfo_numeric_value_format(hfinfo, number_buf, number);
7389 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7390 | hf_str_val = hf_try_val_to_str(number, hfinfo);
7391 | if (hf_str_val)
7392 | label_len += proto_strlcpy(display_label_str+label_len, hf_str_val, label_str_size-label_len);
7393 | } else {
7394 | number_out = hf_try_val_to_str(number, hfinfo);
7395 |
7396 | if (!number_out) {
7397 | number_out = hfinfo_number_value_format_display(hfinfo, hfinfo->display, number_buf, number);
7398 | }
7399 |
7400 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7401 | }
7402 | } else {
7403 | number_out = hfinfo_number_value_format(hfinfo, number_buf, number);
7404 |
7405 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7406 | }
7407 |
7408 | break;
7409 |
7410 | case FT_INT40:
7411 | case FT_INT48:
7412 | case FT_INT56:
7413 | case FT_INT64:
7414 | case FT_UINT40:
7415 | case FT_UINT48:
7416 | case FT_UINT56:
7417 | case FT_UINT64:
7418 | hf_str_val = NULL((void*)0);
7419 | number64 = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) ?
7420 | (uint64_t) fvalue_get_sinteger64(finfo->value) :
7421 | fvalue_get_uinteger64(finfo->value);
7422 |
7423 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_CUSTOM) {
7424 | char tmp[ITEM_LABEL_LENGTH240];
7425 | custom_fmt_func_64_t fmtfunc64 = (custom_fmt_func_64_t)hfinfo->strings;
7426 |
7427 | DISSECTOR_ASSERT(fmtfunc64)((void) ((fmtfunc64) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 7427, "fmtfunc64" ))));
7428 | fmtfunc64(tmp, number64);
7429 |
7430 | label_len = proto_strlcpy(display_label_str, tmp, label_str_size);
7431 | } else if (hfinfo->strings) {
7432 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
7433 | number_out = hfinfo_numeric_value_format64(hfinfo, number_buf, number64);
7434 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7435 | hf_str_val = hf_try_val64_to_str(number64, hfinfo);
7436 | if (hf_str_val)
7437 | label_len += proto_strlcpy(display_label_str+label_len, hf_str_val, label_str_size-label_len);
7438 | } else {
7439 | number_out = hf_try_val64_to_str(number64, hfinfo);
7440 |
7441 | if (!number_out)
7442 | number_out = hfinfo_number_value_format_display64(hfinfo, hfinfo->display, number_buf, number64);
7443 |
7444 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7445 | }
7446 | } else {
7447 | number_out = hfinfo_number_value_format64(hfinfo, number_buf, number64);
7448 |
7449 | label_len = proto_strlcpy(display_label_str, number_out, label_str_size);
7450 | }
7451 |
7452 | break;
7453 |
7454 | case FT_EUI64:
7455 | set_address (&addr, AT_EUI64, EUI64_ADDR_LEN8, fvalue_get_bytes_data(finfo->value));
7456 | tmp_str = address_to_display(NULL((void*)0), &addr);
7457 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7458 | wmem_free(NULL((void*)0), tmp_str);
7459 | break;
7460 |
7461 | case FT_IPv4:
7462 | ipv4 = fvalue_get_ipv4(finfo->value);
7463 | //XXX: Should we ignore the mask?
7464 | set_address_ipv4(&addr, ipv4);
7465 | tmp_str = address_to_display(NULL((void*)0), &addr);
7466 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7467 | wmem_free(NULL((void*)0), tmp_str);
7468 | free_address(&addr);
7469 | break;
7470 |
7471 | case FT_IPv6:
7472 | ipv6 = fvalue_get_ipv6(finfo->value);
7473 | set_address_ipv6(&addr, ipv6);
7474 | tmp_str = address_to_display(NULL((void*)0), &addr);
7475 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7476 | wmem_free(NULL((void*)0), tmp_str);
7477 | free_address(&addr);
7478 | break;
7479 |
7480 | case FT_FCWWN:
7481 | set_address (&addr, AT_FCWWN, FCWWN_ADDR_LEN8, fvalue_get_bytes_data(finfo->value));
7482 | tmp_str = address_to_display(NULL((void*)0), &addr);
7483 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7484 | wmem_free(NULL((void*)0), tmp_str);
7485 | break;
7486 |
7487 | case FT_ETHER:
7488 | set_address (&addr, AT_ETHER, FT_ETHER_LEN6, fvalue_get_bytes_data(finfo->value));
7489 | tmp_str = address_to_display(NULL((void*)0), &addr);
7490 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7491 | wmem_free(NULL((void*)0), tmp_str);
7492 | break;
7493 |
7494 | case FT_GUID:
7495 | tmp_str = guid_to_str(NULL((void*)0), fvalue_get_guid(finfo->value));
7496 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7497 | wmem_free(NULL((void*)0), tmp_str);
7498 | break;
7499 |
7500 | case FT_REL_OID:
7501 | bytes = fvalue_get_bytes_data(finfo->value);
7502 | tmp_str = rel_oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(finfo->value));
7503 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7504 | wmem_free(NULL((void*)0), tmp_str);
7505 | break;
7506 |
7507 | case FT_OID:
7508 | bytes = fvalue_get_bytes_data(finfo->value);
7509 | tmp_str = oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(finfo->value));
7510 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7511 | wmem_free(NULL((void*)0), tmp_str);
7512 | break;
7513 |
7514 | case FT_SYSTEM_ID:
7515 | bytes = fvalue_get_bytes_data(finfo->value);
7516 | tmp_str = print_system_id(NULL((void*)0), bytes, (int)fvalue_length2(finfo->value));
7517 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7518 | wmem_free(NULL((void*)0), tmp_str);
7519 | break;
7520 |
7521 | case FT_FLOAT:
7522 | case FT_DOUBLE:
7523 | label_len = (int)fill_display_label_float(finfo, display_label_str, label_str_size);
7524 | break;
7525 |
7526 | case FT_IEEE_11073_SFLOAT:
7527 | case FT_IEEE_11073_FLOAT:
7528 | label_len = (int)fill_display_label_ieee_11073_float(finfo, display_label_str, label_str_size);
7529 | break;
7530 |
7531 | case FT_STRING:
7532 | case FT_STRINGZ:
7533 | case FT_UINT_STRING:
7534 | case FT_STRINGZPAD:
7535 | case FT_STRINGZTRUNC:
7536 | str = fvalue_get_string(finfo->value);
7537 | label_len = (int)ws_label_strcpy(display_label_str, label_str_size, 0, (const uint8_t*)str, label_strcat_flags(hfinfo));
7538 | if (label_len >= label_str_size) {
7539 | /* Truncation occurred. Get the real length
7540 | * copied (not including '\0') */
7541 | label_len = label_str_size ? label_str_size - 1 : 0;
7542 | }
7543 | break;
7544 |
7545 | default:
7546 | /* First try ftype string representation */
7547 | tmp_str = fvalue_to_string_repr(NULL((void*)0), finfo->value, FTREPR_DISPLAY, hfinfo->display);
7548 | if (!tmp_str) {
7549 | /* Default to show as bytes */
7550 | bytes = fvalue_get_bytes_data(finfo->value);
7551 | tmp_str = bytes_to_str(NULL, bytes, fvalue_length2(finfo->value))bytes_to_str_maxlen(((void*)0), bytes, fvalue_length2(finfo-> value), 36);
7552 | }
7553 | label_len = proto_strlcpy(display_label_str, tmp_str, label_str_size);
7554 | wmem_free(NULL((void*)0), tmp_str);
7555 | break;
7556 | }
7557 | return label_len;
7558 | }
7559 |
7560 | const char *
7561 | proto_custom_set(proto_tree* tree, GSList *field_ids, int occurrence, bool_Bool display_details,
7562 | char *result, char *expr, const int size)
7563 | {
7564 | int len, prev_len, last, i, offset_r = 0, offset_e = 0;
7565 | GPtrArray *finfos;
7566 | field_info *finfo = NULL((void*)0);
7567 | header_field_info* hfinfo;
7568 | const char *abbrev = NULL((void*)0);
7569 |
7570 | char *str;
7571 | col_custom_t *field_idx;
7572 | int field_id;
7573 | int ii = 0;
7574 |
7575 | ws_assert(field_ids != NULL)do { if ((1) && !(field_ids != ((void*)0))) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7575, __func__, "assertion failed: %s" , "field_ids != ((void*)0)"); } while (0);
7576 | while ((field_idx = (col_custom_t *) g_slist_nth_data(field_ids, ii++))) {
7577 | field_id = field_idx->field_id;
7578 | if (field_id == 0) {
7579 | GPtrArray *fvals = NULL((void*)0);
7580 | bool_Bool passed = dfilter_apply_full(field_idx->dfilter, tree, &fvals);
7581 | if (fvals != NULL((void*)0)) {
7582 |
7583 | // XXX - Handling occurrences is unusual when more
7584 | // than one field is involved, e.g. there's four
7585 | // results for tcp.port + tcp.port. We may really
7586 | // want to apply it to the operands, not the output.
7587 | // Note that occurrences are not quite the same as
7588 | // the layer operator (should the grammar support
7589 | // both?)
7590 | /* Calculate single index or set outer boundaries */
7591 | len = g_ptr_array_len(fvals)((fvals) ? (fvals)->len : 0);
7592 | if (occurrence < 0) {
7593 | i = occurrence + len;
7594 | last = i;
7595 | } else if (occurrence > 0) {
7596 | i = occurrence - 1;
7597 | last = i;
7598 | } else {
7599 | i = 0;
7600 | last = len - 1;
7601 | }
7602 | if (i < 0 || i >= len) {
7603 | g_ptr_array_unref(fvals);
7604 | continue;
7605 | }
7606 | for (; i <= last; i++) {
7607 | /* XXX - We could have a "resolved" result
7608 | * for types where the value depends only
7609 | * on the type, e.g. FT_IPv4, and not on
7610 | * hfinfo->strings. Supporting the latter
7611 | * requires knowing which hfinfo matched
7612 | * if there are multiple with the same
7613 | * abbreviation. In any case, we need to
7614 | * know the expected return type of the
7615 | * field expression.
7616 | */
7617 | str = fvalue_to_string_repr(NULL((void*)0), fvals->pdata[i], FTREPR_DISPLAY, BASE_NONE);
7618 | if (offset_r && (offset_r < (size - 1)))
7619 | result[offset_r++] = ',';
7620 | if (offset_e && (offset_e < (size - 1)))
7621 | expr[offset_e++] = ',';
7622 | offset_r += proto_strlcpy(result+offset_r, str, size-offset_r);
7623 | // col_{add,append,set}_* calls ws_label_strcpy
7624 | offset_e = (int) ws_label_strcpy(expr, size, offset_e, (const uint8_t*)str, 0);
7625 |
7626 | g_free(str)(__builtin_object_size ((str), 0) != ((size_t) - 1)) ? g_free_sized (str, __builtin_object_size ((str), 0)) : (g_free) (str);
7627 | }
7628 | g_ptr_array_unref(fvals);
7629 | } else if (passed) {
7630 | // XXX - Occurrence doesn't make sense for a test
7631 | // output, it should be applied to the operands.
7632 | if (offset_r && (offset_r < (size - 1)))
7633 | result[offset_r++] = ',';
7634 | if (offset_e && (offset_e < (size - 1)))
7635 | expr[offset_e++] = ',';
7636 | /* Prevent multiple check marks */
7637 | if (strstr(result, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7638 | offset_r += proto_strlcpy(result+offset_r, UTF8_CHECK_MARK"\u2713", size-offset_r);
7639 | } else {
7640 | result[--offset_r] = '\0'; /* Remove the added trailing ',' */
7641 | }
7642 | if (strstr(expr, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7643 | offset_e += proto_strlcpy(expr+offset_e, UTF8_CHECK_MARK"\u2713", size-offset_e);
7644 | } else {
7645 | expr[--offset_e] = '\0'; /* Remove the added trailing ',' */
7646 | }
7647 | }
7648 | continue;
7649 | }
7650 | PROTO_REGISTRAR_GET_NTH((unsigned)field_id, hfinfo)if(((unsigned)field_id == 0 || (unsigned)(unsigned)field_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7650 , __func__, "Unregistered hf! index=%d", (unsigned)field_id); ((void) (((unsigned)field_id > 0 && (unsigned)(unsigned )field_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7650, "(unsigned)field_id > 0 && (unsigned)(unsigned)field_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[(unsigned )field_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7650, "gpa_hfinfo.hfi[(unsigned)field_id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[(unsigned)field_id];;
7651 |
7652 | /* do we need to rewind ? */
7653 | if (!hfinfo)
7654 | return "";
7655 |
7656 | if (occurrence < 0) {
7657 | /* Search other direction */
7658 | while (hfinfo->same_name_prev_id != -1) {
7659 | PROTO_REGISTRAR_GET_NTH(hfinfo->same_name_prev_id, hfinfo)if((hfinfo->same_name_prev_id == 0 || (unsigned)hfinfo-> same_name_prev_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7659 , __func__, "Unregistered hf! index=%d", hfinfo->same_name_prev_id ); ((void) ((hfinfo->same_name_prev_id > 0 && ( unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 7659, "hfinfo->same_name_prev_id > 0 && (unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> same_name_prev_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7659, "gpa_hfinfo.hfi[hfinfo->same_name_prev_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> same_name_prev_id];;
7660 | }
7661 | }
7662 |
7663 | prev_len = 0; /* Reset handled occurrences */
7664 |
7665 | while (hfinfo) {
7666 | finfos = proto_get_finfo_ptr_array(tree, hfinfo->id);
7667 |
7668 | if (!finfos || !(len = g_ptr_array_len(finfos)((finfos) ? (finfos)->len : 0))) {
7669 | if (occurrence < 0) {
7670 | hfinfo = hfinfo->same_name_next;
7671 | } else {
7672 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7673 | }
7674 | continue;
7675 | }
7676 |
7677 | /* Are there enough occurrences of the field? */
7678 | if (((occurrence - prev_len) > len) || ((occurrence + prev_len) < -len)) {
7679 | if (occurrence < 0) {
7680 | hfinfo = hfinfo->same_name_next;
7681 | } else {
7682 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7683 | }
7684 | prev_len += len;
7685 | continue;
7686 | }
7687 |
7688 | /* Calculate single index or set outer boundaries */
7689 | if (occurrence < 0) {
7690 | i = occurrence + len + prev_len;
7691 | last = i;
7692 | } else if (occurrence > 0) {
7693 | i = occurrence - 1 - prev_len;
7694 | last = i;
7695 | } else {
7696 | i = 0;
7697 | last = len - 1;
7698 | }
7699 |
7700 | prev_len += len; /* Count handled occurrences */
7701 |
7702 | while (i <= last) {
7703 | finfo = (field_info *)g_ptr_array_index(finfos, i)((finfos)->pdata)[i];
7704 |
7705 | if (offset_r && (offset_r < (size - 1)))
7706 | result[offset_r++] = ',';
7707 |
7708 | if (display_details) {
7709 | char representation[ITEM_LABEL_LENGTH240];
7710 | size_t offset = 0;
7711 |
7712 | if (finfo->rep && finfo->rep->value_len) {
7713 | (void) g_strlcpy(representation, &finfo->rep->representation[finfo->rep->value_pos],
7714 | MIN(finfo->rep->value_len + 1, ITEM_LABEL_LENGTH)(((finfo->rep->value_len + 1) < (240)) ? (finfo-> rep->value_len + 1) : (240)));
7715 | } else {
7716 | proto_item_fill_label(finfo, representation, &offset);
7717 | }
7718 | offset_r += proto_strlcpy(result+offset_r, &representation[offset], size-offset_r);
7719 | } else {
7720 | switch (hfinfo->type) {
7721 |
7722 | case FT_NONE:
7723 | case FT_PROTOCOL:
7724 | /* Prevent multiple check marks */
7725 | if (strstr(result, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7726 | offset_r += proto_item_fill_display_label(finfo, result+offset_r, size-offset_r);
7727 | } else {
7728 | result[--offset_r] = '\0'; /* Remove the added trailing ',' again */
7729 | }
7730 | break;
7731 |
7732 | default:
7733 | offset_r += proto_item_fill_display_label(finfo, result+offset_r, size-offset_r);
7734 | break;
7735 | }
7736 | }
7737 |
7738 | if (offset_e && (offset_e < (size - 1)))
7739 | expr[offset_e++] = ',';
7740 |
7741 | if (hfinfo->strings && hfinfo->type != FT_FRAMENUM && FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_NONE && (FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) || FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )))) {
7742 | const char *hf_str_val;
7743 | /* Integer types with BASE_NONE never get the numeric value. */
7744 | if (FT_IS_INT32(hfinfo->type)((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 )) {
7745 | hf_str_val = hf_try_val_to_str_const(fvalue_get_sinteger(finfo->value), hfinfo, "Unknown");
7746 | } else if (FT_IS_UINT32(hfinfo->type)((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM )) {
7747 | hf_str_val = hf_try_val_to_str_const(fvalue_get_uinteger(finfo->value), hfinfo, "Unknown");
7748 | } else if (FT_IS_INT64(hfinfo->type)((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 )) {
7749 | hf_str_val = hf_try_val64_to_str_const(fvalue_get_sinteger64(finfo->value), hfinfo, "Unknown");
7750 | } else { // if (FT_IS_UINT64(hfinfo->type)) {
7751 | hf_str_val = hf_try_val64_to_str_const(fvalue_get_uinteger64(finfo->value), hfinfo, "Unknown");
7752 | }
7753 | snprintf(expr+offset_e, size-offset_e, "\"%s\"", hf_str_val);
7754 | offset_e = (int)strlen(expr);
7755 | } else if (hfinfo->type == FT_NONE || hfinfo->type == FT_PROTOCOL) {
7756 | /* Prevent multiple check marks */
7757 | if (strstr(expr, UTF8_CHECK_MARK"\u2713" ",") == NULL((void*)0)) {
7758 | offset_e += proto_item_fill_display_label(finfo, expr+offset_e, size-offset_e);
7759 | } else {
7760 | expr[--offset_e] = '\0'; /* Remove the added trailing ',' again */
7761 | }
7762 | } else {
7763 | str = fvalue_to_string_repr(NULL((void*)0), finfo->value, FTREPR_RAW, finfo->hfinfo->display);
7764 | // col_{add,append,set}_* calls ws_label_strcpy
7765 | offset_e = (int) ws_label_strcpy(expr, size, offset_e, (const uint8_t*)str, 0);
7766 | wmem_free(NULL((void*)0), str);
7767 | }
7768 | i++;
7769 | }
7770 |
7771 | /* XXX: Why is only the first abbreviation returned for a multifield
7772 | * custom column? */
7773 | if (!abbrev) {
7774 | /* Store abbrev for return value */
7775 | abbrev = hfinfo->abbrev;
7776 | }
7777 |
7778 | if (occurrence == 0) {
7779 | /* Fetch next hfinfo with same name (abbrev) */
7780 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7781 | } else {
7782 | hfinfo = NULL((void*)0);
7783 | }
7784 | }
7785 | }
7786 |
7787 | if (offset_r >= (size - 1)) {
7788 | mark_truncated(result, 0, size, NULL((void*)0));
7789 | }
7790 | if (offset_e >= (size - 1)) {
7791 | mark_truncated(expr, 0, size, NULL((void*)0));
7792 | }
7793 | return abbrev ? abbrev : "";
7794 | }
7795 |
7796 | char *
7797 | proto_custom_get_filter(epan_dissect_t* edt, GSList *field_ids, int occurrence)
7798 | {
7799 | int len, prev_len, last, i;
7800 | GPtrArray *finfos;
7801 | field_info *finfo = NULL((void*)0);
7802 | header_field_info* hfinfo;
7803 |
7804 | char *filter = NULL((void*)0);
7805 | GPtrArray *filter_array;
7806 |
7807 | col_custom_t *col_custom;
7808 | int field_id;
7809 |
7810 | ws_assert(field_ids != NULL)do { if ((1) && !(field_ids != ((void*)0))) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7810, __func__, "assertion failed: %s" , "field_ids != ((void*)0)"); } while (0);
7811 | filter_array = g_ptr_array_new_full(g_slist_length(field_ids), g_free);
7812 | for (GSList *iter = field_ids; iter; iter = iter->next) {
7813 | col_custom = (col_custom_t*)iter->data;
7814 | field_id = col_custom->field_id;
7815 | if (field_id == 0) {
7816 | GPtrArray *fvals = NULL((void*)0);
7817 | bool_Bool passed = dfilter_apply_full(col_custom->dfilter, edt->tree, &fvals);
7818 | if (fvals != NULL((void*)0)) {
7819 | // XXX - Handling occurrences is unusual when more
7820 | // than one field is involved, e.g. there's four
7821 | // results for tcp.port + tcp.port. We really
7822 | // want to apply it to the operands, not the output.
7823 | /* Calculate single index or set outer boundaries */
7824 | len = g_ptr_array_len(fvals)((fvals) ? (fvals)->len : 0);
7825 | if (occurrence < 0) {
7826 | i = occurrence + len;
7827 | last = i;
7828 | } else if (occurrence > 0) {
7829 | i = occurrence - 1;
7830 | last = i;
7831 | } else {
7832 | i = 0;
7833 | last = len - 1;
7834 | }
7835 | if (i < 0 || i >= len) {
7836 | g_ptr_array_unref(fvals);
7837 | continue;
7838 | }
7839 | for (; i <= last; i++) {
7840 | /* XXX - Should multiple values for one
7841 | * field use set membership to reduce
7842 | * verbosity, here and below? */
7843 | char *str = fvalue_to_string_repr(NULL((void*)0), fvals->pdata[i], FTREPR_DFILTER, BASE_NONE);
7844 | filter = wmem_strdup_printf(NULL((void*)0), "%s == %s", col_custom->dftext, str);
7845 | wmem_free(NULL((void*)0), str);
7846 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7847 | g_ptr_array_add(filter_array, filter);
7848 | }
7849 | }
7850 | g_ptr_array_unref(fvals);
7851 | } else if (passed) {
7852 | filter = wmem_strdup(NULL((void*)0), col_custom->dftext);
7853 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7854 | g_ptr_array_add(filter_array, filter);
7855 | }
7856 | } else {
7857 | filter = wmem_strdup_printf(NULL((void*)0), "!(%s)", col_custom->dftext);
7858 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7859 | g_ptr_array_add(filter_array, filter);
7860 | }
7861 | }
7862 | continue;
7863 | }
7864 |
7865 | PROTO_REGISTRAR_GET_NTH((unsigned)field_id, hfinfo)if(((unsigned)field_id == 0 || (unsigned)(unsigned)field_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7865 , __func__, "Unregistered hf! index=%d", (unsigned)field_id); ((void) (((unsigned)field_id > 0 && (unsigned)(unsigned )field_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7865, "(unsigned)field_id > 0 && (unsigned)(unsigned)field_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[(unsigned )field_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7865, "gpa_hfinfo.hfi[(unsigned)field_id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[(unsigned)field_id];;
7866 |
7867 | /* do we need to rewind ? */
7868 | if (!hfinfo)
7869 | return NULL((void*)0);
7870 |
7871 | if (occurrence < 0) {
7872 | /* Search other direction */
7873 | while (hfinfo->same_name_prev_id != -1) {
7874 | PROTO_REGISTRAR_GET_NTH(hfinfo->same_name_prev_id, hfinfo)if((hfinfo->same_name_prev_id == 0 || (unsigned)hfinfo-> same_name_prev_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 7874 , __func__, "Unregistered hf! index=%d", hfinfo->same_name_prev_id ); ((void) ((hfinfo->same_name_prev_id > 0 && ( unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 7874, "hfinfo->same_name_prev_id > 0 && (unsigned)hfinfo->same_name_prev_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> same_name_prev_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 7874, "gpa_hfinfo.hfi[hfinfo->same_name_prev_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfinfo-> same_name_prev_id];;
7875 | }
7876 | }
7877 |
7878 | prev_len = 0; /* Reset handled occurrences */
7879 |
7880 | while (hfinfo) {
7881 | finfos = proto_get_finfo_ptr_array(edt->tree, hfinfo->id);
7882 |
7883 | if (!finfos || !(len = g_ptr_array_len(finfos)((finfos) ? (finfos)->len : 0))) {
7884 | if (occurrence < 0) {
7885 | hfinfo = hfinfo->same_name_next;
7886 | } else {
7887 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7888 | }
7889 | continue;
7890 | }
7891 |
7892 | /* Are there enough occurrences of the field? */
7893 | if (((occurrence - prev_len) > len) || ((occurrence + prev_len) < -len)) {
7894 | if (occurrence < 0) {
7895 | hfinfo = hfinfo->same_name_next;
7896 | } else {
7897 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7898 | }
7899 | prev_len += len;
7900 | continue;
7901 | }
7902 |
7903 | /* Calculate single index or set outer boundaries */
7904 | if (occurrence < 0) {
7905 | i = occurrence + len + prev_len;
7906 | last = i;
7907 | } else if (occurrence > 0) {
7908 | i = occurrence - 1 - prev_len;
7909 | last = i;
7910 | } else {
7911 | i = 0;
7912 | last = len - 1;
7913 | }
7914 |
7915 | prev_len += len; /* Count handled occurrences */
7916 |
7917 | while (i <= last) {
7918 | finfo = (field_info *)g_ptr_array_index(finfos, i)((finfos)->pdata)[i];
7919 |
7920 | filter = proto_construct_match_selected_string(finfo, edt);
7921 | if (filter) {
7922 | /* Only add the same expression once (especially for FT_PROTOCOL).
7923 | * The ptr array doesn't have NULL entries so g_str_equal is fine.
7924 | */
7925 | if (!g_ptr_array_find_with_equal_func(filter_array, filter, g_str_equal, NULL((void*)0))) {
7926 | g_ptr_array_add(filter_array, filter);
7927 | }
7928 | }
7929 | i++;
7930 | }
7931 |
7932 | if (occurrence == 0) {
7933 | /* Fetch next hfinfo with same name (abbrev) */
7934 | hfinfo = hfinfo_same_name_get_prev(hfinfo);
7935 | } else {
7936 | hfinfo = NULL((void*)0);
7937 | }
7938 | }
7939 | }
7940 |
7941 | g_ptr_array_add(filter_array, NULL((void*)0));
7942 |
7943 | /* XXX: Should this be || or && ? */
7944 | char *output = g_strjoinv(" || ", (char **)filter_array->pdata);
7945 |
7946 | g_ptr_array_free(filter_array, true1);
7947 |
7948 | return output;
7949 | }
7950 |
7951 | /* Set text of proto_item after having already been created. */
7952 | void
7953 | proto_item_set_text(proto_item *pi, const char *format, ...)
7954 | {
7955 | field_info *fi = NULL((void*)0);
7956 | va_list ap;
7957 |
7958 | TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; };
7959 |
7960 | fi = PITEM_FINFO(pi)((pi)->finfo);
7961 | if (fi == NULL((void*)0))
7962 | return;
7963 |
7964 | if (fi->rep) {
7965 | ITEM_LABEL_FREE(PNODE_POOL(pi), fi->rep)wmem_free(((pi)->tree_data->pinfo->pool), fi->rep );;
7966 | fi->rep = NULL((void*)0);
7967 | }
7968 |
7969 | va_start(ap, format)__builtin_va_start(ap, format);
7970 | proto_tree_set_representation(pi, format, ap);
7971 | va_end(ap)__builtin_va_end(ap);
7972 | }
7973 |
7974 | /* Append to text of proto_item after having already been created. */
7975 | void
7976 | proto_item_append_text(proto_item *pi, const char *format, ...)
7977 | {
7978 | field_info *fi = NULL((void*)0);
7979 | size_t curlen;
7980 | char *str;
7981 | va_list ap;
7982 |
7983 | TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; };
7984 |
7985 | fi = PITEM_FINFO(pi)((pi)->finfo);
7986 | if (fi == NULL((void*)0)) {
7987 | return;
7988 | }
7989 |
7990 | if (!proto_item_is_hidden(pi)) {
7991 | /*
7992 | * If we don't already have a representation,
7993 | * generate the default representation.
7994 | */
7995 | if (fi->rep == NULL((void*)0)) {
7996 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
7997 | proto_item_fill_label(fi, fi->rep->representation, &fi->rep->value_pos);
7998 | /* Check for special case append value to FT_NONE or FT_PROTOCOL */
7999 | if ((fi->hfinfo->type == FT_NONE || fi->hfinfo->type == FT_PROTOCOL) &&
8000 | (strncmp(format, ": ", 2) == 0)) {
8001 | fi->rep->value_pos += 2;
8002 | }
8003 | }
8004 | if (fi->rep) {
8005 | curlen = strlen(fi->rep->representation);
8006 | /* curlen doesn't include the \0 byte.
8007 | * XXX: If curlen + 4 > ITEM_LABEL_LENGTH, we can't tell if
8008 | * the representation has already been truncated (of an up
8009 | * to 4 byte UTF-8 character) or is just at the maximum length
8010 | * unless we search for " [truncated]" (which may not be
8011 | * at the start.)
8012 | * It's safer to do nothing.
8013 | */
8014 | if (ITEM_LABEL_LENGTH240 > (curlen + 4)) {
8015 | va_start(ap, format)__builtin_va_start(ap, format);
8016 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
8017 | va_end(ap)__builtin_va_end(ap);
8018 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 8018, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
8019 | /* Keep fi->rep->value_pos */
8020 | curlen = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, curlen, (const uint8_t*)str, 0);
8021 | if (curlen >= ITEM_LABEL_LENGTH240) {
8022 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
8023 | size_t name_pos = label_find_name_pos(fi->rep);
8024 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
8025 | }
8026 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
8027 | }
8028 | }
8029 | }
8030 | }
8031 |
8032 | /* Prepend to text of proto_item after having already been created. */
8033 | void
8034 | proto_item_prepend_text(proto_item *pi, const char *format, ...)
8035 | {
8036 | field_info *fi = NULL((void*)0);
8037 | size_t pos;
8038 | char representation[ITEM_LABEL_LENGTH240];
8039 | char *str;
8040 | va_list ap;
8041 |
8042 | TRY_TO_FAKE_THIS_REPR_VOID(pi)if (!pi || !((pi)->finfo)) return; if (!(((pi)->tree_data )->visible) && proto_item_is_hidden((pi))) { return ; };
8043 |
8044 | fi = PITEM_FINFO(pi)((pi)->finfo);
8045 | if (fi == NULL((void*)0)) {
8046 | return;
8047 | }
8048 |
8049 | if (!proto_item_is_hidden(pi)) {
8050 | /*
8051 | * If we don't already have a representation,
8052 | * generate the default representation.
8053 | */
8054 | if (fi->rep == NULL((void*)0)) {
8055 | ITEM_LABEL_NEW(PNODE_POOL(pi), fi->rep)fi->rep = ((item_label_t*)wmem_alloc((((pi)->tree_data-> pinfo->pool)), sizeof(item_label_t))); fi->rep->value_pos = 0; fi->rep->value_len = 0;;
8056 | proto_item_fill_label(fi, representation, &fi->rep->value_pos);
8057 | } else
8058 | (void) g_strlcpy(representation, fi->rep->representation, ITEM_LABEL_LENGTH240);
8059 |
8060 | va_start(ap, format)__builtin_va_start(ap, format);
8061 | str = wmem_strdup_vprintf(PNODE_POOL(pi)((pi)->tree_data->pinfo->pool), format, ap);
8062 | va_end(ap)__builtin_va_end(ap);
8063 | WS_UTF_8_CHECK(str, -1)do { const char *__uni_endptr; if (1 && (str) != ((void *)0) && !g_utf8_validate(str, -1, &__uni_endptr)) { do { if (1) { ws_log_utf8_full("UTF-8", LOG_LEVEL_DEBUG, "epan/proto.c" , 8063, __func__, str, -1, __uni_endptr); } } while (0); } } while (0);
8064 | fi->rep->value_pos += strlen(str);
8065 | pos = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, 0, (const uint8_t*)str, 0);
8066 | pos = ws_label_strcpy(fi->rep->representation, ITEM_LABEL_LENGTH240, pos, (const uint8_t*)representation, 0);
8067 | /* XXX: As above, if the old representation is close to the label
8068 | * length, it might already be marked as truncated. */
8069 | if (pos >= ITEM_LABEL_LENGTH240 && (strlen(representation) + 4) <= ITEM_LABEL_LENGTH240) {
8070 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
8071 | size_t name_pos = label_find_name_pos(fi->rep);
8072 | label_mark_truncated(fi->rep->representation, name_pos, &fi->rep->value_pos);
8073 | }
8074 | fi->rep->value_len = strlen(fi->rep->representation) - fi->rep->value_pos;
8075 | }
8076 | }
8077 |
8078 | static void
8079 | finfo_set_len(field_info *fi, const unsigned length)
8080 | {
8081 | unsigned length_remaining;
8082 |
8083 | length_remaining = G_LIKELY(fi->ds_tvb)(fi->ds_tvb) ? tvb_captured_length_remaining(fi->ds_tvb, fi->start) : 0;
8084 | if (length > length_remaining)
8085 | fi->length = length_remaining;
8086 | else
8087 | fi->length = length;
8088 |
8089 | /* If we have an FT_PROTOCOL we need to set the length of the fvalue tvbuff as well. */
8090 | if (fvalue_type_ftenum(fi->value) == FT_PROTOCOL) {
8091 | fvalue_set_protocol_length(fi->value, fi->length);
8092 | }
8093 |
8094 | /*
8095 | * You cannot just make the "len" field of a GByteArray
8096 | * larger, if there's no data to back that length;
8097 | * you can only make it smaller.
8098 | */
8099 | if (fvalue_type_ftenum(fi->value) == FT_BYTES && fi->length > 0) {
8100 | GBytes *bytes = fvalue_get_bytes(fi->value);
8101 | size_t size;
8102 | const void *data = g_bytes_get_data(bytes, &size);
8103 | if ((size_t)fi->length <= size) {
8104 | fvalue_set_bytes_data(fi->value, data, fi->length);
8105 | }
8106 | g_bytes_unref(bytes);
8107 | }
8108 | }
8109 |
8110 | void
8111 | proto_item_set_len(proto_item *pi, const unsigned length)
8112 | {
8113 | field_info *fi;
8114 |
8115 | if (pi == NULL((void*)0))
8116 | return;
8117 |
8118 | fi = PITEM_FINFO(pi)((pi)->finfo);
8119 | if (fi == NULL((void*)0))
8120 | return;
8121 |
8122 | finfo_set_len(fi, length);
8123 | }
8124 |
8125 | /*
8126 | * Sets the length of the item based on its start and on the specified
8127 | * offset, which is the offset past the end of the item; as the start
8128 | * in the item is relative to the beginning of the data source tvbuff,
8129 | * we need to pass in a tvbuff - the end offset is relative to the beginning
8130 | * of that tvbuff.
8131 | */
8132 | void
8133 | proto_item_set_end(proto_item *pi, tvbuff_t *tvb, unsigned end)
8134 | {
8135 | field_info *fi;
8136 | unsigned length;
8137 |
8138 | if (pi == NULL((void*)0))
8139 | return;
8140 |
8141 | fi = PITEM_FINFO(pi)((pi)->finfo);
8142 | if (fi == NULL((void*)0))
8143 | return;
8144 |
8145 | if (G_LIKELY(tvb)(tvb)) {
8146 | DISSECTOR_ASSERT(tvb_get_ds_tvb(tvb) == fi->ds_tvb)((void) ((tvb_get_ds_tvb(tvb) == fi->ds_tvb) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 8146, "tvb_get_ds_tvb(tvb) == fi->ds_tvb"))));
8147 | end += tvb_raw_offset(tvb);
8148 | } else {
8149 | DISSECTOR_ASSERT(NULL == fi->ds_tvb)((void) ((((void*)0) == fi->ds_tvb) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8149, "((void*)0) == fi->ds_tvb" ))));
8150 | }
8151 | DISSECTOR_ASSERT(end >= fi->start)((void) ((end >= fi->start) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8151, "end >= fi->start" ))));
8152 | length = end - fi->start;
8153 |
8154 | finfo_set_len(fi, length);
8155 | }
8156 |
8157 | unsigned
8158 | proto_item_get_len(const proto_item *pi)
8159 | {
8160 | /* XXX - The only use case where this is really guaranteed to work is
8161 | * increasing the length of an item (which has no effect if the item
8162 | * is faked, so it doesn't matter that this returns 0 in that case), e.g.
8163 | *
8164 | * proto_item_set_len(pi, proto_item_get_len(pi) + delta);
8165 | *
8166 | * Should there be a macro or function to do that, and possibly this
8167 | * be deprecated? As a bonus, we could handle overflow.
8168 | */
8169 | field_info *fi;
8170 |
8171 | if (!pi)
8172 | return 0;
8173 | fi = PITEM_FINFO(pi)((pi)->finfo);
8174 | if (fi) {
8175 | return fi->length;
8176 | }
8177 | return 0;
8178 | }
8179 |
8180 | void
8181 | proto_item_set_bits_offset_len(proto_item *ti, int bits_offset, int bits_len) {
8182 | if (!ti) {
8183 | return;
8184 | }
8185 | FI_SET_FLAG(PNODE_FINFO(ti), FI_BITS_OFFSET(bits_offset))do { if (((ti)->finfo)) (((ti)->finfo))->flags = ((( ti)->finfo))->flags | ((((bits_offset) & 63) << 5)); } while(0);
8186 | FI_SET_FLAG(PNODE_FINFO(ti), FI_BITS_SIZE(bits_len))do { if (((ti)->finfo)) (((ti)->finfo))->flags = ((( ti)->finfo))->flags | ((((bits_len) & 63) << 12 )); } while(0);
8187 | }
8188 |
8189 | char *
8190 | proto_item_get_display_repr(wmem_allocator_t *scope, proto_item *pi)
8191 | {
8192 | field_info *fi;
8193 |
8194 | if (!pi)
8195 | return wmem_strdup(scope, "");
8196 | fi = PITEM_FINFO(pi)((pi)->finfo);
8197 | if (!fi)
8198 | return wmem_strdup(scope, "");
8199 | DISSECTOR_ASSERT(fi->hfinfo != NULL)((void) ((fi->hfinfo != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8199, "fi->hfinfo != ((void*)0)" ))));
8200 | return fvalue_to_string_repr(scope, fi->value, FTREPR_DISPLAY, fi->hfinfo->display);
8201 | }
8202 |
8203 | proto_tree *
8204 | proto_tree_create_root(packet_info *pinfo)
8205 | {
8206 | proto_node *pnode;
8207 |
8208 | /* Initialize the proto_node */
8209 | pnode = g_slice_new(proto_tree)((proto_tree*) g_slice_alloc ((sizeof (proto_tree) > 0 ? sizeof (proto_tree) : 1)));
8210 | PROTO_NODE_INIT(pnode)pnode->first_child = ((void*)0); pnode->last_child = (( void*)0); pnode->next = ((void*)0);;
8211 | pnode->parent = NULL((void*)0);
8212 | PNODE_FINFO(pnode)((pnode)->finfo) = NULL((void*)0);
8213 | pnode->tree_data = g_slice_new(tree_data_t)((tree_data_t*) g_slice_alloc ((sizeof (tree_data_t) > 0 ? sizeof (tree_data_t) : 1)));
8214 |
8215 | /* Make sure we can access pinfo everywhere */
8216 | pnode->tree_data->pinfo = pinfo;
8217 |
8218 | /* Don't initialize the tree_data_t. Wait until we know we need it */
8219 | pnode->tree_data->interesting_hfids = NULL((void*)0);
8220 |
8221 | /* Set the default to false so it's easier to
8222 | * find errors; if we expect to see the protocol tree
8223 | * but for some reason the default 'visible' is not
8224 | * changed, then we'll find out very quickly. */
8225 | pnode->tree_data->visible = false0;
8226 |
8227 | /* Make sure that we fake protocols (if possible) */
8228 | pnode->tree_data->fake_protocols = true1;
8229 |
8230 | /* Keep track of the number of children */
8231 | pnode->tree_data->count = 0;
8232 |
8233 | /* Initialize our loop checks */
8234 | pnode->tree_data->idle_count_ds_tvb = NULL((void*)0);
8235 | pnode->tree_data->max_start = 0;
8236 | pnode->tree_data->start_idle_count = 0;
8237 |
8238 | return (proto_tree *)pnode;
8239 | }
8240 |
8241 |
8242 | /* "prime" a proto_tree with a single hfid that a dfilter
8243 | * is interested in. */
8244 | void
8245 | proto_tree_prime_with_hfid(proto_tree *tree _U___attribute__((unused)), const int hfid)
8246 | {
8247 | header_field_info *hfinfo;
8248 |
8249 | PROTO_REGISTRAR_GET_NTH(hfid, hfinfo)if((hfid == 0 || (unsigned)hfid > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 8249, __func__, "Unregistered hf! index=%d" , hfid); ((void) ((hfid > 0 && (unsigned)hfid < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8249, "hfid > 0 && (unsigned)hfid < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfid] != ( (void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8249, "gpa_hfinfo.hfi[hfid] != ((void*)0)", "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfid];;
8250 | /* this field is referenced by a filter so increase the refcount.
8251 | also increase the refcount for the parent, i.e the protocol.
8252 | Don't increase the refcount if we're already printing the
8253 | type, as that is a superset of direct reference.
8254 | */
8255 | if (hfinfo->ref_type != HF_REF_TYPE_PRINT) {
8256 | hfinfo->ref_type = HF_REF_TYPE_DIRECT;
8257 | }
8258 | /* only increase the refcount if there is a parent.
8259 | if this is a protocol and not a field then parent will be -1
8260 | and there is no parent to add any refcounting for.
8261 | */
8262 | if (hfinfo->parent != -1) {
8263 | header_field_info *parent_hfinfo;
8264 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 8264 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8264, "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8264, "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
8265 |
8266 | /* Mark parent as indirectly referenced unless it is already directly
8267 | * referenced, i.e. the user has specified the parent in a filter.
8268 | */
8269 | if (parent_hfinfo->ref_type == HF_REF_TYPE_NONE)
8270 | parent_hfinfo->ref_type = HF_REF_TYPE_INDIRECT;
8271 | }
8272 | }
8273 |
8274 | /* "prime" a proto_tree with a single hfid that a dfilter
8275 | * is interested in. */
8276 | void
8277 | proto_tree_prime_with_hfid_print(proto_tree *tree _U___attribute__((unused)), const int hfid)
8278 | {
8279 | header_field_info *hfinfo;
8280 |
8281 | PROTO_REGISTRAR_GET_NTH(hfid, hfinfo)if((hfid == 0 || (unsigned)hfid > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 8281, __func__, "Unregistered hf! index=%d" , hfid); ((void) ((hfid > 0 && (unsigned)hfid < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8281, "hfid > 0 && (unsigned)hfid < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfid] != ( (void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8281, "gpa_hfinfo.hfi[hfid] != ((void*)0)", "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfid];;
8282 | /* this field is referenced by an (output) filter so increase the refcount.
8283 | also increase the refcount for the parent, i.e the protocol.
8284 | */
8285 | hfinfo->ref_type = HF_REF_TYPE_PRINT;
8286 | /* only increase the refcount if there is a parent.
8287 | if this is a protocol and not a field then parent will be -1
8288 | and there is no parent to add any refcounting for.
8289 | */
8290 | if (hfinfo->parent != -1) {
8291 | header_field_info *parent_hfinfo;
8292 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 8292 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8292, "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8292, "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
8293 |
8294 | /* Mark parent as indirectly referenced unless it is already directly
8295 | * referenced, i.e. the user has specified the parent in a filter.
8296 | */
8297 | if (parent_hfinfo->ref_type == HF_REF_TYPE_NONE)
8298 | parent_hfinfo->ref_type = HF_REF_TYPE_INDIRECT;
8299 | }
8300 | }
8301 |
8302 | proto_tree *
8303 | proto_item_add_subtree(proto_item *pi, const int idx) {
8304 | field_info *fi;
8305 |
8306 | if (!pi)
8307 | return NULL((void*)0);
8308 |
8309 | DISSECTOR_ASSERT(idx >= 0 && idx < num_tree_types)((void) ((idx >= 0 && idx < num_tree_types) ? ( void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 8309, "idx >= 0 && idx < num_tree_types" ))));
8310 |
8311 | fi = PITEM_FINFO(pi)((pi)->finfo);
8312 | if (!fi)
8313 | return (proto_tree *)pi;
8314 |
8315 | fi->tree_type = idx;
8316 |
8317 | return (proto_tree *)pi;
8318 | }
8319 |
8320 | proto_tree *
8321 | proto_item_get_subtree(proto_item *pi) {
8322 | field_info *fi;
8323 |
8324 | if (!pi)
8325 | return NULL((void*)0);
8326 | fi = PITEM_FINFO(pi)((pi)->finfo);
8327 | if ( (fi) && (fi->tree_type == -1) )
8328 | return NULL((void*)0);
8329 | return (proto_tree *)pi;
8330 | }
8331 |
8332 | proto_item *
8333 | proto_item_get_parent(const proto_item *ti) {
8334 | if (!ti)
8335 | return NULL((void*)0);
8336 | return ti->parent;
8337 | }
8338 |
8339 | proto_item *
8340 | proto_item_get_parent_nth(proto_item *ti, int gen) {
8341 | if (!ti)
8342 | return NULL((void*)0);
8343 | while (gen--) {
8344 | ti = ti->parent;
8345 | if (!ti)
8346 | return NULL((void*)0);
8347 | }
8348 | return ti;
8349 | }
8350 |
8351 |
8352 | proto_item *
8353 | proto_tree_get_parent(proto_tree *tree) {
8354 | if (!tree)
8355 | return NULL((void*)0);
8356 | return (proto_item *)tree;
8357 | }
8358 |
8359 | proto_tree *
8360 | proto_tree_get_parent_tree(proto_tree *tree) {
8361 | if (!tree)
8362 | return NULL((void*)0);
8363 |
8364 | /* we're the root tree, there's no parent
8365 | return ourselves so the caller has at least a tree to attach to */
8366 | if (!tree->parent)
8367 | return tree;
8368 |
8369 | return (proto_tree *)tree->parent;
8370 | }
8371 |
8372 | proto_tree *
8373 | proto_tree_get_root(proto_tree *tree) {
8374 | if (!tree)
8375 | return NULL((void*)0);
8376 | while (tree->parent) {
8377 | tree = tree->parent;
8378 | }
8379 | return tree;
8380 | }
8381 |
8382 | void
8383 | proto_tree_move_item(proto_tree *tree, proto_item *fixed_item,
8384 | proto_item *item_to_move)
8385 | {
8386 | /* This function doesn't generate any values. It only reorganizes the protocol tree
8387 | * so we can bail out immediately if it isn't visible. */
8388 | if (!tree || !PTREE_DATA(tree)((tree)->tree_data)->visible)
8389 | return;
8390 |
8391 | DISSECTOR_ASSERT(item_to_move->parent == tree)((void) ((item_to_move->parent == tree) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8391, "item_to_move->parent == tree" ))));
8392 | DISSECTOR_ASSERT(fixed_item->parent == tree)((void) ((fixed_item->parent == tree) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8392, "fixed_item->parent == tree" ))));
8393 |
8394 | /*** cut item_to_move out ***/
8395 |
8396 | /* is item_to_move the first? */
8397 | if (tree->first_child == item_to_move) {
8398 | /* simply change first child to next */
8399 | tree->first_child = item_to_move->next;
8400 |
8401 | DISSECTOR_ASSERT(tree->last_child != item_to_move)((void) ((tree->last_child != item_to_move) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8401, "tree->last_child != item_to_move" ))));
8402 | } else {
8403 | proto_item *curr_item;
8404 | /* find previous and change it's next */
8405 | for (curr_item = tree->first_child; curr_item != NULL((void*)0); curr_item = curr_item->next) {
8406 | if (curr_item->next == item_to_move) {
8407 | break;
8408 | }
8409 | }
8410 |
8411 | DISSECTOR_ASSERT(curr_item)((void) ((curr_item) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 8411, "curr_item" ))));
8412 |
8413 | curr_item->next = item_to_move->next;
8414 |
8415 | /* fix last_child if required */
8416 | if (tree->last_child == item_to_move) {
8417 | tree->last_child = curr_item;
8418 | }
8419 | }
8420 |
8421 | /*** insert to_move after fixed ***/
8422 | item_to_move->next = fixed_item->next;
8423 | fixed_item->next = item_to_move;
8424 | if (tree->last_child == fixed_item) {
8425 | tree->last_child = item_to_move;
8426 | }
8427 | }
8428 |
8429 | void
8430 | proto_tree_set_appendix(proto_tree *tree, tvbuff_t *tvb, unsigned start,
8431 | const unsigned length)
8432 | {
8433 | field_info *fi;
8434 |
8435 | if (tree == NULL((void*)0))
8436 | return;
8437 |
8438 | fi = PTREE_FINFO(tree)((tree)->finfo);
8439 | if (fi == NULL((void*)0))
8440 | return;
8441 |
8442 | /* We don't store a separate data source tvb for the appendix, so
8443 | * it must be from the same data source. (XXX - Are there any
8444 | * situations where it makes sense to have an appendix from a
8445 | * different data source?) */
8446 | if (G_LIKELY(tvb)(tvb)) {
8447 | DISSECTOR_ASSERT(tvb_get_ds_tvb(tvb) == fi->ds_tvb)((void) ((tvb_get_ds_tvb(tvb) == fi->ds_tvb) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\"", "epan/proto.c" , 8447, "tvb_get_ds_tvb(tvb) == fi->ds_tvb"))));
8448 | start += tvb_raw_offset(tvb);
8449 | } else {
8450 | DISSECTOR_ASSERT(NULL == fi->ds_tvb)((void) ((((void*)0) == fi->ds_tvb) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8450, "((void*)0) == fi->ds_tvb" ))));
8451 | }
8452 |
8453 | /* XXX - DISSECTOR_ASSERT that the appendix doesn't overlap the
8454 | * main body? */
8455 |
8456 | fi->appendix_start = start;
8457 | fi->appendix_length = length;
8458 | }
8459 |
8460 | static void
8461 | check_protocol_filter_name_or_fail(const char *filter_name)
8462 | {
8463 | /* Require at least two characters. */
8464 | if (filter_name[0] == '\0' || filter_name[1] == '\0') {
8465 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" cannot have length less than two.", filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" cannot have length less than two." , filter_name);
8466 | }
8467 |
8468 | if (proto_check_field_name(filter_name) != '\0') {
8469 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" has one or more invalid characters."proto_report_dissector_bug("Protocol filter name \"%s\" has one or more invalid characters." " Allowed are letters, digits, '-', '_' and non-repeating '.'." " This might be caused by an inappropriate plugin or a development error." , filter_name)
8470 | " Allowed are letters, digits, '-', '_' and non-repeating '.'."proto_report_dissector_bug("Protocol filter name \"%s\" has one or more invalid characters." " Allowed are letters, digits, '-', '_' and non-repeating '.'." " This might be caused by an inappropriate plugin or a development error." , filter_name)
8471 | " This might be caused by an inappropriate plugin or a development error.", filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" has one or more invalid characters." " Allowed are letters, digits, '-', '_' and non-repeating '.'." " This might be caused by an inappropriate plugin or a development error." , filter_name);
8472 | }
8473 |
8474 | /* Check that it doesn't match some very common numeric forms. */
8475 | if (filter_name[0] == '0' &&
8476 | (filter_name[1] == 'x' || filter_name[1] == 'X' ||
8477 | filter_name[1] == 'b' || filter_name[1] == 'B')) {
8478 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" cannot start with \"%c%c\".",proto_report_dissector_bug("Protocol filter name \"%s\" cannot start with \"%c%c\"." , filter_name, filter_name[0], filter_name[1])
8479 | filter_name, filter_name[0], filter_name[1])proto_report_dissector_bug("Protocol filter name \"%s\" cannot start with \"%c%c\"." , filter_name, filter_name[0], filter_name[1]);
8480 | }
8481 |
8482 | /* Names starting with a digit must not contain a minus sign (currently not checked at runtime). */
8483 |
8484 | /* Check that it contains at least one letter. */
8485 | bool_Bool have_letter = false0;
8486 | for (const char *s = filter_name; *s != '\0'; s++) {
8487 | if (g_ascii_isalpha(*s)((g_ascii_table[(guchar) (*s)] & G_ASCII_ALPHA) != 0)) {
8488 | have_letter = true1;
8489 | break;
8490 | }
8491 | }
8492 | if (!have_letter) {
8493 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" must contain at least one letter a-z.",proto_report_dissector_bug("Protocol filter name \"%s\" must contain at least one letter a-z." , filter_name)
8494 | filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" must contain at least one letter a-z." , filter_name);
8495 | }
8496 |
8497 | /* Check for reserved keywords. */
8498 | if (g_hash_table_contains(proto_reserved_filter_names, filter_name)) {
8499 | REPORT_DISSECTOR_BUG("Protocol filter name \"%s\" is invalid because it is a reserved keyword."proto_report_dissector_bug("Protocol filter name \"%s\" is invalid because it is a reserved keyword." " This might be caused by an inappropriate plugin or a development error." , filter_name)
8500 | " This might be caused by an inappropriate plugin or a development error.", filter_name)proto_report_dissector_bug("Protocol filter name \"%s\" is invalid because it is a reserved keyword." " This might be caused by an inappropriate plugin or a development error." , filter_name);
8501 | }
8502 | }
8503 |
8504 | int
8505 | proto_register_protocol(const char *name, const char *short_name,
8506 | const char *filter_name)
8507 | {
8508 | protocol_t *protocol;
8509 | header_field_info *hfinfo;
8510 |
8511 | check_protocol_filter_name_or_fail(filter_name);
8512 |
8513 | /*
8514 | * Add this protocol to the list of known protocols;
8515 | * the list is sorted by protocol short name.
8516 | */
8517 | protocol = g_new(protocol_t, 1)((protocol_t *) g_malloc_n ((1), sizeof (protocol_t)));
8518 | protocol->name = name;
8519 | protocol->short_name = short_name;
8520 | protocol->filter_name = filter_name;
8521 | protocol->fields = NULL((void*)0); /* Delegate until actually needed */
8522 | protocol->is_enabled = true1; /* protocol is enabled by default */
8523 | protocol->enabled_by_default = true1; /* see previous comment */
8524 | protocol->can_toggle = true1;
8525 | protocol->parent_proto_id = -1;
8526 | protocol->heur_list = NULL((void*)0);
8527 |
8528 | /* List will be sorted later by name, when all protocols completed registering */
8529 | protocols = g_list_prepend(protocols, protocol);
8530 | /*
8531 | * Make sure there's not already a protocol with any of those
8532 | * names. Crash if there is, as that's an error in the code
8533 | * or an inappropriate plugin.
8534 | * This situation has to be fixed to not register more than one
8535 | * protocol with the same name.
8536 | */
8537 | if (!g_hash_table_insert(proto_names, (void *)name, protocol)) {
8538 | /* ws_error will terminate the program */
8539 | REPORT_DISSECTOR_BUG("Duplicate protocol name \"%s\"!"proto_report_dissector_bug("Duplicate protocol name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name)
8540 | " This might be caused by an inappropriate plugin or a development error.", name)proto_report_dissector_bug("Duplicate protocol name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name);
8541 | }
8542 | if (!g_hash_table_insert(proto_filter_names, (void *)filter_name, protocol)) {
8543 | REPORT_DISSECTOR_BUG("Duplicate protocol filter_name \"%s\"!"proto_report_dissector_bug("Duplicate protocol filter_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , filter_name)
8544 | " This might be caused by an inappropriate plugin or a development error.", filter_name)proto_report_dissector_bug("Duplicate protocol filter_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , filter_name);
8545 | }
8546 | if (!g_hash_table_insert(proto_short_names, (void *)short_name, protocol)) {
8547 | REPORT_DISSECTOR_BUG("Duplicate protocol short_name \"%s\"!"proto_report_dissector_bug("Duplicate protocol short_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , short_name)
8548 | " This might be caused by an inappropriate plugin or a development error.", short_name)proto_report_dissector_bug("Duplicate protocol short_name \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , short_name);
8549 | }
8550 |
8551 | /* Here we allocate a new header_field_info struct */
8552 | hfinfo = g_slice_new(header_field_info)((header_field_info*) g_slice_alloc ((sizeof (header_field_info ) > 0 ? sizeof (header_field_info) : 1)));
8553 | hfinfo->name = name;
8554 | hfinfo->abbrev = filter_name;
8555 | hfinfo->type = FT_PROTOCOL;
8556 | hfinfo->display = BASE_NONE;
8557 | hfinfo->strings = protocol;
8558 | hfinfo->bitmask = 0;
8559 | hfinfo->ref_type = HF_REF_TYPE_NONE;
8560 | hfinfo->blurb = NULL((void*)0);
8561 | hfinfo->parent = -1; /* This field differentiates protos and fields */
8562 |
8563 | protocol->proto_id = proto_register_field_init(hfinfo, hfinfo->parent);
8564 | return protocol->proto_id;
8565 | }
8566 |
8567 | int
8568 | proto_register_protocol_in_name_only(const char *name, const char *short_name, const char *filter_name, int parent_proto, enum ftenum field_type)
8569 | {
8570 | protocol_t *protocol;
8571 | header_field_info *hfinfo;
8572 |
8573 | /*
8574 | * Helper protocols don't need the strict rules as a "regular" protocol
8575 | * Just register it in a list and make a hf_ field from it
8576 | */
8577 | if ((field_type != FT_PROTOCOL) && (field_type != FT_BYTES)) {
8578 | REPORT_DISSECTOR_BUG("Pino \"%s\" must be of type FT_PROTOCOL or FT_BYTES.", name)proto_report_dissector_bug("Pino \"%s\" must be of type FT_PROTOCOL or FT_BYTES." , name);
8579 | }
8580 |
8581 | if (parent_proto <= 0) {
8582 | REPORT_DISSECTOR_BUG("Must have a valid parent protocol for helper protocol \"%s\"!"proto_report_dissector_bug("Must have a valid parent protocol for helper protocol \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name)
8583 | " This might be caused by an inappropriate plugin or a development error.", name)proto_report_dissector_bug("Must have a valid parent protocol for helper protocol \"%s\"!" " This might be caused by an inappropriate plugin or a development error." , name);
8584 | }
8585 |
8586 | check_protocol_filter_name_or_fail(filter_name);
8587 |
8588 | /* Add this protocol to the list of helper protocols (just so it can be properly freed) */
8589 | protocol = g_new(protocol_t, 1)((protocol_t *) g_malloc_n ((1), sizeof (protocol_t)));
8590 | protocol->name = name;
8591 | protocol->short_name = short_name;
8592 | protocol->filter_name = filter_name;
8593 | protocol->fields = NULL((void*)0); /* Delegate until actually needed */
8594 |
8595 | /* Enabling and toggling is really determined by parent protocol,
8596 | but provide default values here */
8597 | protocol->is_enabled = true1;
8598 | protocol->enabled_by_default = true1;
8599 | protocol->can_toggle = true1;
8600 |
8601 | protocol->parent_proto_id = parent_proto;
8602 | protocol->heur_list = NULL((void*)0);
8603 |
8604 | /* List will be sorted later by name, when all protocols completed registering */
8605 | protocols = g_list_prepend(protocols, protocol);
8606 |
8607 | /* Here we allocate a new header_field_info struct */
8608 | hfinfo = g_slice_new(header_field_info)((header_field_info*) g_slice_alloc ((sizeof (header_field_info ) > 0 ? sizeof (header_field_info) : 1)));
8609 | hfinfo->name = name;
8610 | hfinfo->abbrev = filter_name;
8611 | hfinfo->type = field_type;
8612 | hfinfo->display = BASE_NONE;
8613 | if (field_type == FT_BYTES) {
8614 | hfinfo->display |= (BASE_NO_DISPLAY_VALUE0x00002000|BASE_PROTOCOL_INFO0x00004000);
8615 | }
8616 | hfinfo->strings = protocol;
8617 | hfinfo->bitmask = 0;
8618 | hfinfo->ref_type = HF_REF_TYPE_NONE;
8619 | hfinfo->blurb = NULL((void*)0);
8620 | hfinfo->parent = -1; /* This field differentiates protos and fields */
8621 |
8622 | protocol->proto_id = proto_register_field_init(hfinfo, hfinfo->parent);
8623 | return protocol->proto_id;
8624 | }
8625 |
8626 | bool_Bool
8627 | proto_deregister_protocol(const char *short_name)
8628 | {
8629 | protocol_t *protocol;
8630 | header_field_info *hfinfo;
8631 | int proto_id;
8632 | unsigned i;
8633 |
8634 | proto_id = proto_get_id_by_short_name(short_name);
8635 | protocol = find_protocol_by_id(proto_id);
8636 | if (protocol == NULL((void*)0))
8637 | return false0;
8638 |
8639 | g_hash_table_remove(proto_names, protocol->name);
8640 | g_hash_table_remove(proto_short_names, (void *)short_name);
8641 | g_hash_table_remove(proto_filter_names, (void *)protocol->filter_name);
8642 |
8643 | if (protocol->fields) {
8644 | for (i = 0; i < protocol->fields->len; i++) {
8645 | hfinfo = (header_field_info *)g_ptr_array_index(protocol->fields, i)((protocol->fields)->pdata)[i];
8646 | hfinfo_remove_from_gpa_name_map(hfinfo);
8647 | expert_deregister_expertinfo(hfinfo->abbrev);
8648 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[hfinfo->id]);
8649 | }
8650 | g_ptr_array_free(protocol->fields, true1);
8651 | protocol->fields = NULL((void*)0);
8652 | }
8653 |
8654 | g_list_free(protocol->heur_list);
8655 |
8656 | /* Remove this protocol from the list of known protocols */
8657 | protocols = g_list_remove(protocols, protocol);
8658 |
8659 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[proto_id]);
8660 | wmem_map_remove(gpa_name_map, protocol->filter_name);
8661 |
8662 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
8663 | last_field_name = NULL((void*)0);
8664 |
8665 | return true1;
8666 | }
8667 |
8668 | void
8669 | proto_register_alias(const int proto_id, const char *alias_name)
8670 | {
8671 | protocol_t *protocol;
8672 |
8673 | protocol = find_protocol_by_id(proto_id);
8674 | if (alias_name && protocol) {
8675 | g_hash_table_insert(gpa_protocol_aliases, (void *) alias_name, (void *)protocol->filter_name);
8676 | }
8677 | }
8678 |
8679 | /*
8680 | * Routines to use to iterate over the protocols.
8681 | * The argument passed to the iterator routines is an opaque cookie to
8682 | * their callers; it's the GList pointer for the current element in
8683 | * the list.
8684 | * The ID of the protocol is returned, or -1 if there is no protocol.
8685 | */
8686 | int
8687 | proto_get_first_protocol(void **cookie)
8688 | {
8689 | protocol_t *protocol;
8690 |
8691 | if (protocols == NULL((void*)0))
8692 | return -1;
8693 | *cookie = protocols;
8694 | protocol = (protocol_t *)protocols->data;
8695 | return protocol->proto_id;
8696 | }
8697 |
8698 | int
8699 | proto_get_data_protocol(void *cookie)
8700 | {
8701 | GList *list_item = (GList *)cookie;
8702 |
8703 | protocol_t *protocol = (protocol_t *)list_item->data;
8704 | return protocol->proto_id;
8705 | }
8706 |
8707 | int
8708 | proto_get_next_protocol(void **cookie)
8709 | {
8710 | GList *list_item = (GList *)*cookie;
8711 | protocol_t *protocol;
8712 |
8713 | list_item = g_list_next(list_item)((list_item) ? (((GList *)(list_item))->next) : ((void*)0) );
8714 | if (list_item == NULL((void*)0))
8715 | return -1;
8716 | *cookie = list_item;
8717 | protocol = (protocol_t *)list_item->data;
8718 | return protocol->proto_id;
8719 | }
8720 |
8721 | header_field_info *
8722 | proto_get_first_protocol_field(const int proto_id, void **cookie)
8723 | {
8724 | protocol_t *protocol = find_protocol_by_id(proto_id);
8725 |
8726 | if ((protocol == NULL((void*)0)) || (protocol->fields == NULL((void*)0)) || (protocol->fields->len == 0))
8727 | return NULL((void*)0);
8728 |
8729 | *cookie = GUINT_TO_POINTER(0)((gpointer) (gulong) (0));
8730 | return (header_field_info *)g_ptr_array_index(protocol->fields, 0)((protocol->fields)->pdata)[0];
8731 | }
8732 |
8733 | header_field_info *
8734 | proto_get_next_protocol_field(const int proto_id, void **cookie)
8735 | {
8736 | protocol_t *protocol = find_protocol_by_id(proto_id);
8737 | unsigned i = GPOINTER_TO_UINT(*cookie)((guint) (gulong) (*cookie));
8738 |
8739 | i++;
8740 |
8741 | if ((protocol->fields == NULL((void*)0)) || (i >= protocol->fields->len))
8742 | return NULL((void*)0);
8743 |
8744 | *cookie = GUINT_TO_POINTER(i)((gpointer) (gulong) (i));
8745 | return (header_field_info *)g_ptr_array_index(protocol->fields, i)((protocol->fields)->pdata)[i];
8746 | }
8747 |
8748 | protocol_t *
8749 | find_protocol_by_id(const int proto_id)
8750 | {
8751 | header_field_info *hfinfo;
8752 |
8753 | if (proto_id <= 0)
8754 | return NULL((void*)0);
8755 |
8756 | PROTO_REGISTRAR_GET_NTH(proto_id, hfinfo)if((proto_id == 0 || (unsigned)proto_id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 8756, __func__, "Unregistered hf! index=%d" , proto_id); ((void) ((proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8756, "proto_id > 0 && (unsigned)proto_id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[proto_id] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8756, "gpa_hfinfo.hfi[proto_id] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[proto_id];;
8757 | if (hfinfo->type != FT_PROTOCOL) {
8758 | DISSECTOR_ASSERT(hfinfo->display & BASE_PROTOCOL_INFO)((void) ((hfinfo->display & 0x00004000) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 8758, "hfinfo->display & 0x00004000" ))));
8759 | }
8760 | return (protocol_t *)hfinfo->strings;
8761 | }
8762 |
8763 | int
8764 | proto_get_id(const protocol_t *protocol)
8765 | {
8766 | return protocol->proto_id;
8767 | }
8768 |
8769 | bool_Bool
8770 | proto_name_already_registered(const char *name)
8771 | {
8772 | DISSECTOR_ASSERT_HINT(name, "No name present")((void) ((name) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 8772, "name", "No name present"))));
8773 |
8774 | if (g_hash_table_lookup(proto_names, name) != NULL((void*)0))
8775 | return true1;
8776 | return false0;
8777 | }
8778 |
8779 | int
8780 | proto_get_id_by_filter_name(const char *filter_name)
8781 | {
8782 | const protocol_t *protocol = NULL((void*)0);
8783 |
8784 | DISSECTOR_ASSERT_HINT(filter_name, "No filter name present")((void) ((filter_name) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8784, "filter_name", "No filter name present"))));
8785 |
8786 | protocol = (const protocol_t *)g_hash_table_lookup(proto_filter_names, filter_name);
8787 |
8788 | if (protocol == NULL((void*)0))
8789 | return -1;
8790 | return protocol->proto_id;
8791 | }
8792 |
8793 | int
8794 | proto_get_id_by_short_name(const char *short_name)
8795 | {
8796 | const protocol_t *protocol = NULL((void*)0);
8797 |
8798 | DISSECTOR_ASSERT_HINT(short_name, "No short name present")((void) ((short_name) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 8798, "short_name", "No short name present"))));
8799 |
8800 | protocol = (const protocol_t *)g_hash_table_lookup(proto_short_names, short_name);
8801 |
8802 | if (protocol == NULL((void*)0))
8803 | return -1;
8804 | return protocol->proto_id;
8805 | }
8806 |
8807 | const char *
8808 | proto_get_protocol_name(const int proto_id)
8809 | {
8810 | protocol_t *protocol;
8811 |
8812 | protocol = find_protocol_by_id(proto_id);
8813 |
8814 | if (protocol == NULL((void*)0))
8815 | return NULL((void*)0);
8816 | return protocol->name;
8817 | }
8818 |
8819 | const char *
8820 | proto_get_protocol_short_name(const protocol_t *protocol)
8821 | {
8822 | if (protocol == NULL((void*)0))
8823 | return "(none)";
8824 | return protocol->short_name;
8825 | }
8826 |
8827 | const char *
8828 | proto_get_protocol_long_name(const protocol_t *protocol)
8829 | {
8830 | if (protocol == NULL((void*)0))
8831 | return "(none)";
8832 | return protocol->name;
8833 | }
8834 |
8835 | const char *
8836 | proto_get_protocol_filter_name(const int proto_id)
8837 | {
8838 | protocol_t *protocol;
8839 |
8840 | protocol = find_protocol_by_id(proto_id);
8841 | if (protocol == NULL((void*)0))
8842 | return "(none)";
8843 | return protocol->filter_name;
8844 | }
8845 |
8846 | void proto_add_heuristic_dissector(protocol_t *protocol, const char *short_name)
8847 | {
8848 | heur_dtbl_entry_t* heuristic_dissector;
8849 |
8850 | if (protocol == NULL((void*)0))
8851 | return;
8852 |
8853 | heuristic_dissector = find_heur_dissector_by_unique_short_name(short_name);
8854 | if (heuristic_dissector != NULL((void*)0))
8855 | {
8856 | protocol->heur_list = g_list_prepend (protocol->heur_list, heuristic_dissector);
8857 | }
8858 | }
8859 |
8860 | void proto_heuristic_dissector_foreach(const protocol_t *protocol, GFunc func, void *user_data)
8861 | {
8862 | if (protocol == NULL((void*)0))
8863 | return;
8864 |
8865 | g_list_foreach(protocol->heur_list, func, user_data);
8866 | }
8867 |
8868 | void
8869 | proto_get_frame_protocols(const wmem_list_t *layers, bool_Bool *is_ip,
8870 | bool_Bool *is_tcp, bool_Bool *is_udp,
8871 | bool_Bool *is_sctp, bool_Bool *is_tls,
8872 | bool_Bool *is_rtp,
8873 | bool_Bool *is_lte_rlc)
8874 | {
8875 | wmem_list_frame_t *protos = wmem_list_head(layers);
8876 | int proto_id;
8877 | const char *proto_name;
8878 |
8879 | /* Walk the list of a available protocols in the packet and
8880 | attempt to find "major" ones. */
8881 | /* It might make more sense to assemble and return a bitfield. */
8882 | while (protos != NULL((void*)0))
8883 | {
8884 | proto_id = GPOINTER_TO_INT(wmem_list_frame_data(protos))((gint) (glong) (wmem_list_frame_data(protos)));
8885 | proto_name = proto_get_protocol_filter_name(proto_id);
8886 |
8887 | if (is_ip && ((!strcmp(proto_name, "ip")) ||
8888 | (!strcmp(proto_name, "ipv6")))) {
8889 | *is_ip = true1;
8890 | } else if (is_tcp && !strcmp(proto_name, "tcp")) {
8891 | *is_tcp = true1;
8892 | } else if (is_udp && !strcmp(proto_name, "udp")) {
8893 | *is_udp = true1;
8894 | } else if (is_sctp && !strcmp(proto_name, "sctp")) {
8895 | *is_sctp = true1;
8896 | } else if (is_tls && !strcmp(proto_name, "tls")) {
8897 | *is_tls = true1;
8898 | } else if (is_rtp && !strcmp(proto_name, "rtp")) {
8899 | *is_rtp = true1;
8900 | } else if (is_lte_rlc && (!strcmp(proto_name, "rlc-lte") || !strcmp(proto_name, "rlc-nr"))) {
8901 | *is_lte_rlc = true1;
8902 | }
8903 |
8904 | protos = wmem_list_frame_next(protos);
8905 | }
8906 | }
8907 |
8908 | bool_Bool
8909 | proto_is_frame_protocol(const wmem_list_t *layers, const char* proto_name)
8910 | {
8911 | wmem_list_frame_t *protos = wmem_list_head(layers);
8912 | int proto_id;
8913 | const char *name;
8914 |
8915 | /* Walk the list of a available protocols in the packet and
8916 | attempt to find the specified protocol. */
8917 | while (protos != NULL((void*)0))
8918 | {
8919 | proto_id = GPOINTER_TO_INT(wmem_list_frame_data(protos))((gint) (glong) (wmem_list_frame_data(protos)));
8920 | name = proto_get_protocol_filter_name(proto_id);
8921 |
8922 | if (!strcmp(name, proto_name))
8923 | {
8924 | return true1;
8925 | }
8926 |
8927 | protos = wmem_list_frame_next(protos);
8928 | }
8929 |
8930 | return false0;
8931 | }
8932 |
8933 | char *
8934 | proto_list_layers(const packet_info *pinfo)
8935 | {
8936 | wmem_strbuf_t *buf;
8937 | wmem_list_frame_t *layers = wmem_list_head(pinfo->layers);
8938 |
8939 | buf = wmem_strbuf_new_sized(pinfo->pool, 128);
8940 |
8941 | /* Walk the list of layers in the packet and
8942 | return a string of all entries. */
8943 | while (layers != NULL((void*)0))
8944 | {
8945 | wmem_strbuf_append(buf, proto_get_protocol_filter_name(GPOINTER_TO_UINT(wmem_list_frame_data(layers))((guint) (gulong) (wmem_list_frame_data(layers)))));
8946 |
8947 | layers = wmem_list_frame_next(layers);
8948 | if (layers != NULL((void*)0)) {
8949 | wmem_strbuf_append_c(buf, ':');
8950 | }
8951 | }
8952 |
8953 | return wmem_strbuf_finalize(buf);
8954 | }
8955 |
8956 | uint8_t
8957 | proto_get_layer_num(const packet_info *pinfo, const int proto_id)
8958 | {
8959 | int *proto_layer_num_ptr;
8960 |
8961 | proto_layer_num_ptr = wmem_map_lookup(pinfo->proto_layers, GINT_TO_POINTER(proto_id)((gpointer) (glong) (proto_id)));
8962 | if (proto_layer_num_ptr == NULL((void*)0)) {
8963 | return 0;
8964 | }
8965 |
8966 | return (uint8_t)*proto_layer_num_ptr;
8967 | }
8968 |
8969 | bool_Bool
8970 | proto_is_pino(const protocol_t *protocol)
8971 | {
8972 | return (protocol->parent_proto_id != -1);
8973 | }
8974 |
8975 | bool_Bool
8976 | // NOLINTNEXTLINE(misc-no-recursion)
8977 | proto_is_protocol_enabled(const protocol_t *protocol)
8978 | {
8979 | if (protocol == NULL((void*)0))
8980 | return false0;
8981 |
8982 | //parent protocol determines enable/disable for helper dissectors
8983 | if (proto_is_pino(protocol))
8984 | return proto_is_protocol_enabled(find_protocol_by_id(protocol->parent_proto_id));
8985 |
8986 | return protocol->is_enabled;
8987 | }
8988 |
8989 | bool_Bool
8990 | // NOLINTNEXTLINE(misc-no-recursion)
8991 | proto_is_protocol_enabled_by_default(const protocol_t *protocol)
8992 | {
8993 | //parent protocol determines enable/disable for helper dissectors
8994 | if (proto_is_pino(protocol))
8995 | return proto_is_protocol_enabled_by_default(find_protocol_by_id(protocol->parent_proto_id));
8996 |
8997 | return protocol->enabled_by_default;
8998 | }
8999 |
9000 | bool_Bool
9001 | // NOLINTNEXTLINE(misc-no-recursion)
9002 | proto_can_toggle_protocol(const int proto_id)
9003 | {
9004 | protocol_t *protocol;
9005 |
9006 | protocol = find_protocol_by_id(proto_id);
9007 | //parent protocol determines toggling for helper dissectors
9008 | if (proto_is_pino(protocol))
9009 | return proto_can_toggle_protocol(protocol->parent_proto_id);
9010 |
9011 | return protocol->can_toggle;
9012 | }
9013 |
9014 | void
9015 | proto_disable_by_default(const int proto_id)
9016 | {
9017 | protocol_t *protocol;
9018 |
9019 | protocol = find_protocol_by_id(proto_id);
9020 | DISSECTOR_ASSERT(protocol->can_toggle)((void) ((protocol->can_toggle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9020, "protocol->can_toggle" ))));
9021 | DISSECTOR_ASSERT(proto_is_pino(protocol) == false)((void) ((proto_is_pino(protocol) == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9021, "proto_is_pino(protocol) == 0" ))));
9022 | protocol->is_enabled = false0;
9023 | protocol->enabled_by_default = false0;
9024 | }
9025 |
9026 | void
9027 | proto_set_decoding(const int proto_id, const bool_Bool enabled)
9028 | {
9029 | protocol_t *protocol;
9030 |
9031 | protocol = find_protocol_by_id(proto_id);
9032 | DISSECTOR_ASSERT(protocol->can_toggle)((void) ((protocol->can_toggle) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9032, "protocol->can_toggle" ))));
9033 | DISSECTOR_ASSERT(proto_is_pino(protocol) == false)((void) ((proto_is_pino(protocol) == 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 9033, "proto_is_pino(protocol) == 0" ))));
9034 | protocol->is_enabled = enabled;
9035 | }
9036 |
9037 | void
9038 | proto_disable_all(void)
9039 | {
9040 | /* This doesn't explicitly disable heuristic protocols,
9041 | * but the heuristic doesn't get called if the parent
9042 | * protocol isn't enabled.
9043 | */
9044 | protocol_t *protocol;
9045 | GList *list_item = protocols;
9046 |
9047 | if (protocols == NULL((void*)0))
9048 | return;
9049 |
9050 | while (list_item) {
9051 | protocol = (protocol_t *)list_item->data;
9052 | if (protocol->can_toggle) {
9053 | protocol->is_enabled = false0;
9054 | }
9055 | list_item = g_list_next(list_item)((list_item) ? (((GList *)(list_item))->next) : ((void*)0) );
9056 | }
9057 | }
9058 |
9059 | static void
9060 | heur_reenable_cb(void *data, void *user_data _U___attribute__((unused)))
9061 | {
9062 | heur_dtbl_entry_t *heur = (heur_dtbl_entry_t*)data;
9063 |
9064 | heur->enabled = heur->enabled_by_default;
9065 | }
9066 |
9067 | void
9068 | proto_reenable_all(void)
9069 | {
9070 | protocol_t *protocol;
9071 | GList *list_item = protocols;
9072 |
9073 | if (protocols == NULL((void*)0))
9074 | return;
9075 |
9076 | while (list_item) {
9077 | protocol = (protocol_t *)list_item->data;
9078 | if (protocol->can_toggle)
9079 | protocol->is_enabled = protocol->enabled_by_default;
9080 | proto_heuristic_dissector_foreach(protocol, heur_reenable_cb, NULL((void*)0));
9081 | list_item = g_list_next(list_item)((list_item) ? (((GList *)(list_item))->next) : ((void*)0) );
9082 | }
9083 | }
9084 |
9085 | void
9086 | proto_set_cant_toggle(const int proto_id)
9087 | {
9088 | protocol_t *protocol;
9089 |
9090 | protocol = find_protocol_by_id(proto_id);
9091 | protocol->can_toggle = false0;
9092 | }
9093 |
9094 | static int
9095 | proto_register_field_common(protocol_t *proto, header_field_info *hfi, const int parent)
9096 | {
9097 | g_ptr_array_add(proto->fields, hfi);
9098 |
9099 | return proto_register_field_init(hfi, parent);
9100 | }
9101 |
9102 | /* for use with static arrays only, since we don't allocate our own copies
9103 | of the header_field_info struct contained within the hf_register_info struct */
9104 | void
9105 | proto_register_field_array(const int parent, hf_register_info *hf, const int num_records)
9106 | {
9107 | hf_register_info *ptr = hf;
9108 | protocol_t *proto;
9109 | int i;
9110 |
9111 | proto = find_protocol_by_id(parent);
9112 |
9113 | /* if (proto == NULL) - error or return? */
9114 |
9115 | if (proto->fields == NULL((void*)0)) {
9116 | /* Ironically, the NEW_PROTO_TREE_API was removed shortly before
9117 | * GLib introduced g_ptr_array_new_from_array, which might have
9118 | * given a reason to actually use it. (#17774)
9119 | */
9120 | proto->fields = g_ptr_array_sized_new(num_records);
9121 | }
9122 |
9123 | for (i = 0; i < num_records; i++, ptr++) {
9124 | /*
9125 | * Make sure we haven't registered this yet.
9126 | * Most fields have variables associated with them that
9127 | * are initialized to 0; some are initialized to -1 (which
9128 | * was the standard before 4.4).
9129 | *
9130 | * XXX - Since this is called almost 300000 times at startup,
9131 | * it might be nice to compare to only 0 and require
9132 | * dissectors to pass in zero for unregistered fields.
9133 | */
9134 | if (*ptr->p_id != -1 && *ptr->p_id != 0) {
9135 | REPORT_DISSECTOR_BUG(proto_report_dissector_bug("Duplicate field detected in call to proto_register_field_array: %s is already registered" , ptr->hfinfo.abbrev)
9136 | "Duplicate field detected in call to proto_register_field_array: %s is already registered",proto_report_dissector_bug("Duplicate field detected in call to proto_register_field_array: %s is already registered" , ptr->hfinfo.abbrev)
9137 | ptr->hfinfo.abbrev)proto_report_dissector_bug("Duplicate field detected in call to proto_register_field_array: %s is already registered" , ptr->hfinfo.abbrev);
9138 | return;
9139 | }
9140 |
9141 | *ptr->p_id = proto_register_field_common(proto, &ptr->hfinfo, parent);
9142 | }
9143 | }
9144 |
9145 | /* deregister already registered fields */
9146 | void
9147 | proto_deregister_field (const int parent, int hf_id)
9148 | {
9149 | header_field_info *hfi;
9150 | protocol_t *proto;
9151 | unsigned i;
9152 |
9153 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
9154 | last_field_name = NULL((void*)0);
9155 |
9156 | if (hf_id == -1 || hf_id == 0)
9157 | return;
9158 |
9159 | proto = find_protocol_by_id (parent);
9160 | if (!proto || proto->fields == NULL((void*)0)) {
9161 | return;
9162 | }
9163 |
9164 | for (i = 0; i < proto->fields->len; i++) {
9165 | hfi = (header_field_info *)g_ptr_array_index(proto->fields, i)((proto->fields)->pdata)[i];
9166 | if (hfi->id == hf_id) {
9167 | /* Found the hf_id in this protocol */
9168 | wmem_map_remove(gpa_name_map, hfi->abbrev);
9169 | g_ptr_array_remove_index_fast(proto->fields, i);
9170 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[hf_id]);
9171 | return;
9172 | }
9173 | }
9174 | }
9175 |
9176 | /* Deregister all registered fields starting with a prefix. Use for dynamic registered fields only! */
9177 | void
9178 | proto_deregister_all_fields_with_prefix(const int parent, const char *prefix)
9179 | {
9180 | header_field_info *hfinfo;
9181 | protocol_t *proto;
9182 |
9183 | g_free(last_field_name)(__builtin_object_size ((last_field_name), 0) != ((size_t) - 1 )) ? g_free_sized (last_field_name, __builtin_object_size ((last_field_name ), 0)) : (g_free) (last_field_name);
9184 | last_field_name = NULL((void*)0);
9185 |
9186 | proto = find_protocol_by_id(parent);
9187 | if (proto && proto->fields && proto->fields->len > 0) {
9188 | unsigned i = proto->fields->len;
9189 | do {
9190 | i--;
9191 |
9192 | hfinfo = (header_field_info *)g_ptr_array_index(proto->fields, i)((proto->fields)->pdata)[i];
9193 | if (g_str_has_prefix(hfinfo->abbrev, prefix)(__builtin_constant_p (prefix)? __extension__ ({ const char * const __str = (hfinfo->abbrev); const char * const __prefix = (prefix); gboolean __result = (0); if (__str == ((void*)0) || __prefix == ((void*)0)) __result = (g_str_has_prefix) (__str , __prefix); else { const size_t __str_len = strlen (((__str) + !(__str))); const size_t __prefix_len = strlen (((__prefix ) + !(__prefix))); if (__str_len >= __prefix_len) __result = memcmp (((__str) + !(__str)), ((__prefix) + !(__prefix)), __prefix_len ) == 0; } __result; }) : (g_str_has_prefix) (hfinfo->abbrev , prefix) )) {
9194 | hfinfo_remove_from_gpa_name_map(hfinfo);
9195 | expert_deregister_expertinfo(hfinfo->abbrev);
9196 | g_ptr_array_add(deregistered_fields, gpa_hfinfo.hfi[hfinfo->id]);
9197 | g_ptr_array_remove_index_fast(proto->fields, i);
9198 | }
9199 | } while (i > 0);
9200 | }
9201 | }
9202 |
9203 | void
9204 | proto_add_deregistered_data (void *data)
9205 | {
9206 | g_ptr_array_add(deregistered_data, data);
9207 | }
9208 |
9209 | void
9210 | proto_add_deregistered_slice (size_t block_size, void *mem_block)
9211 | {
9212 | struct g_slice_data *slice_data = g_slice_new(struct g_slice_data)((struct g_slice_data*) g_slice_alloc ((sizeof (struct g_slice_data ) > 0 ? sizeof (struct g_slice_data) : 1)));
9213 |
9214 | slice_data->block_size = block_size;
9215 | slice_data->mem_block = mem_block;
9216 |
9217 | g_ptr_array_add(deregistered_slice, slice_data);
9218 | }
9219 |
9220 | void proto_free_field_strings (ftenum_t field_type, unsigned int field_display, const void *field_strings)
9221 | {
9222 | if (field_strings == NULL((void*)0)) {
9223 | return;
9224 | }
9225 |
9226 | switch (field_type) {
9227 | case FT_FRAMENUM:
9228 | /* This is just an integer represented as a pointer */
9229 | break;
9230 | case FT_PROTOCOL: {
9231 | protocol_t *protocol = (protocol_t *)field_strings;
9232 | g_free((char *)protocol->short_name)(__builtin_object_size (((char *)protocol->short_name), 0) != ((size_t) - 1)) ? g_free_sized ((char *)protocol->short_name , __builtin_object_size (((char *)protocol->short_name), 0 )) : (g_free) ((char *)protocol->short_name);
9233 | break;
9234 | }
9235 | case FT_BOOLEAN: {
9236 | true_false_string *tf = (true_false_string *)field_strings;
9237 | g_free((char *)tf->true_string)(__builtin_object_size (((char *)tf->true_string), 0) != ( (size_t) - 1)) ? g_free_sized ((char *)tf->true_string, __builtin_object_size (((char *)tf->true_string), 0)) : (g_free) ((char *)tf-> true_string);
9238 | g_free((char *)tf->false_string)(__builtin_object_size (((char *)tf->false_string), 0) != ( (size_t) - 1)) ? g_free_sized ((char *)tf->false_string, __builtin_object_size (((char *)tf->false_string), 0)) : (g_free) ((char *)tf-> false_string);
9239 | break;
9240 | }
9241 | case FT_UINT40:
9242 | case FT_INT40:
9243 | case FT_UINT48:
9244 | case FT_INT48:
9245 | case FT_UINT56:
9246 | case FT_INT56:
9247 | case FT_UINT64:
9248 | case FT_INT64: {
9249 | if (field_display & BASE_UNIT_STRING0x00001000) {
9250 | unit_name_string *unit = (unit_name_string *)field_strings;
9251 | g_free((char *)unit->singular)(__builtin_object_size (((char *)unit->singular), 0) != (( size_t) - 1)) ? g_free_sized ((char *)unit->singular, __builtin_object_size (((char *)unit->singular), 0)) : (g_free) ((char *)unit-> singular);
9252 | g_free((char *)unit->plural)(__builtin_object_size (((char *)unit->plural), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)unit->plural, __builtin_object_size (((char *)unit->plural), 0)) : (g_free) ((char *)unit-> plural);
9253 | } else if (field_display & BASE_RANGE_STRING0x00000100) {
9254 | range_string *rs = (range_string *)field_strings;
9255 | while (rs->strptr) {
9256 | g_free((char *)rs->strptr)(__builtin_object_size (((char *)rs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)rs->strptr, __builtin_object_size (((char *)rs->strptr), 0)) : (g_free) ((char *)rs->strptr );
9257 | rs++;
9258 | }
9259 | } else if (field_display & BASE_EXT_STRING0x00000200) {
9260 | val64_string_ext *vse = (val64_string_ext *)field_strings;
9261 | val64_string *vs = (val64_string *)vse->_vs_p;
9262 | while (vs->strptr) {
9263 | g_free((char *)vs->strptr)(__builtin_object_size (((char *)vs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs->strptr, __builtin_object_size (((char *)vs->strptr), 0)) : (g_free) ((char *)vs->strptr );
9264 | vs++;
9265 | }
9266 | val64_string_ext_free(vse);
9267 | field_strings = NULL((void*)0);
9268 | } else if (field_display == BASE_CUSTOM) {
9269 | /* this will be a pointer to a function, don't free that */
9270 | field_strings = NULL((void*)0);
9271 | } else {
9272 | val64_string *vs64 = (val64_string *)field_strings;
9273 | while (vs64->strptr) {
9274 | g_free((char *)vs64->strptr)(__builtin_object_size (((char *)vs64->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs64->strptr, __builtin_object_size (((char *)vs64->strptr), 0)) : (g_free) ((char *)vs64-> strptr);
9275 | vs64++;
9276 | }
9277 | }
9278 | break;
9279 | }
9280 | case FT_CHAR:
9281 | case FT_UINT8:
9282 | case FT_INT8:
9283 | case FT_UINT16:
9284 | case FT_INT16:
9285 | case FT_UINT24:
9286 | case FT_INT24:
9287 | case FT_UINT32:
9288 | case FT_INT32:
9289 | case FT_FLOAT:
9290 | case FT_DOUBLE: {
9291 | if (field_display & BASE_UNIT_STRING0x00001000) {
9292 | unit_name_string *unit = (unit_name_string *)field_strings;
9293 | g_free((char *)unit->singular)(__builtin_object_size (((char *)unit->singular), 0) != (( size_t) - 1)) ? g_free_sized ((char *)unit->singular, __builtin_object_size (((char *)unit->singular), 0)) : (g_free) ((char *)unit-> singular);
9294 | g_free((char *)unit->plural)(__builtin_object_size (((char *)unit->plural), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)unit->plural, __builtin_object_size (((char *)unit->plural), 0)) : (g_free) ((char *)unit-> plural);
9295 | } else if (field_display & BASE_RANGE_STRING0x00000100) {
9296 | range_string *rs = (range_string *)field_strings;
9297 | while (rs->strptr) {
9298 | g_free((char *)rs->strptr)(__builtin_object_size (((char *)rs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)rs->strptr, __builtin_object_size (((char *)rs->strptr), 0)) : (g_free) ((char *)rs->strptr );
9299 | rs++;
9300 | }
9301 | } else if (field_display & BASE_EXT_STRING0x00000200) {
9302 | value_string_ext *vse = (value_string_ext *)field_strings;
9303 | value_string *vs = (value_string *)vse->_vs_p;
9304 | while (vs->strptr) {
9305 | g_free((char *)vs->strptr)(__builtin_object_size (((char *)vs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs->strptr, __builtin_object_size (((char *)vs->strptr), 0)) : (g_free) ((char *)vs->strptr );
9306 | vs++;
9307 | }
9308 | value_string_ext_free(vse);
9309 | field_strings = NULL((void*)0);
9310 | } else if (field_display == BASE_CUSTOM) {
9311 | /* this will be a pointer to a function, don't free that */
9312 | field_strings = NULL((void*)0);
9313 | } else {
9314 | value_string *vs = (value_string *)field_strings;
9315 | while (vs->strptr) {
9316 | g_free((char *)vs->strptr)(__builtin_object_size (((char *)vs->strptr), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)vs->strptr, __builtin_object_size (((char *)vs->strptr), 0)) : (g_free) ((char *)vs->strptr );
9317 | vs++;
9318 | }
9319 | }
9320 | break;
9321 | default:
9322 | break;
9323 | }
9324 | }
9325 |
9326 | if (field_type != FT_FRAMENUM) {
9327 | g_free((void *)field_strings)(__builtin_object_size (((void *)field_strings), 0) != ((size_t ) - 1)) ? g_free_sized ((void *)field_strings, __builtin_object_size (((void *)field_strings), 0)) : (g_free) ((void *)field_strings );
9328 | }
9329 | }
9330 |
9331 | static void
9332 | free_deregistered_field (void *data, void *user_data _U___attribute__((unused)))
9333 | {
9334 | header_field_info *hfi = (header_field_info *) data;
9335 | int hf_id = hfi->id;
9336 |
9337 | g_free((char *)hfi->name)(__builtin_object_size (((char *)hfi->name), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)hfi->name, __builtin_object_size (((char *)hfi->name), 0)) : (g_free) ((char *)hfi->name );
9338 | g_free((char *)hfi->abbrev)(__builtin_object_size (((char *)hfi->abbrev), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)hfi->abbrev, __builtin_object_size (((char *)hfi->abbrev), 0)) : (g_free) ((char *)hfi->abbrev );
9339 | g_free((char *)hfi->blurb)(__builtin_object_size (((char *)hfi->blurb), 0) != ((size_t ) - 1)) ? g_free_sized ((char *)hfi->blurb, __builtin_object_size (((char *)hfi->blurb), 0)) : (g_free) ((char *)hfi->blurb );
9340 |
9341 | proto_free_field_strings(hfi->type, hfi->display, hfi->strings);
9342 |
9343 | if (hfi->parent == -1)
9344 | g_slice_free(header_field_info, hfi)do { if (1) g_slice_free1 (sizeof (header_field_info), (hfi)) ; else (void) ((header_field_info*) 0 == (hfi)); } while (0);
9345 |
9346 | gpa_hfinfo.hfi[hf_id] = NULL((void*)0); /* Invalidate this hf_id / proto_id */
9347 | }
9348 |
9349 | static void
9350 | free_deregistered_data (void *data, void *user_data _U___attribute__((unused)))
9351 | {
9352 | g_free (data)(__builtin_object_size ((data), 0) != ((size_t) - 1)) ? g_free_sized (data, __builtin_object_size ((data), 0)) : (g_free) (data);
9353 | }
9354 |
9355 | static void
9356 | free_deregistered_slice (void *data, void *user_data _U___attribute__((unused)))
9357 | {
9358 | struct g_slice_data *slice_data = (struct g_slice_data *)data;
9359 |
9360 | g_slice_free1(slice_data->block_size, slice_data->mem_block);
9361 | g_slice_free(struct g_slice_data, slice_data)do { if (1) g_slice_free1 (sizeof (struct g_slice_data), (slice_data )); else (void) ((struct g_slice_data*) 0 == (slice_data)); } while (0);
9362 | }
9363 |
9364 | /* free deregistered fields and data */
9365 | void
9366 | proto_free_deregistered_fields (void)
9367 | {
9368 | expert_free_deregistered_expertinfos();
9369 |
9370 | g_ptr_array_foreach(deregistered_fields, free_deregistered_field, NULL((void*)0));
9371 | g_ptr_array_free(deregistered_fields, true1);
9372 | deregistered_fields = g_ptr_array_new();
9373 |
9374 | g_ptr_array_foreach(deregistered_data, free_deregistered_data, NULL((void*)0));
9375 | g_ptr_array_free(deregistered_data, true1);
9376 | deregistered_data = g_ptr_array_new();
9377 |
9378 | g_ptr_array_foreach(deregistered_slice, free_deregistered_slice, NULL((void*)0));
9379 | g_ptr_array_free(deregistered_slice, true1);
9380 | deregistered_slice = g_ptr_array_new();
9381 | }
9382 |
9383 | static const value_string hf_display[] = {
9384 | { BASE_NONE, "BASE_NONE" },
9385 | { BASE_DEC, "BASE_DEC" },
9386 | { BASE_HEX, "BASE_HEX" },
9387 | { BASE_OCT, "BASE_OCT" },
9388 | { BASE_DEC_HEX, "BASE_DEC_HEX" },
9389 | { BASE_HEX_DEC, "BASE_HEX_DEC" },
9390 | { BASE_CUSTOM, "BASE_CUSTOM" },
9391 | { BASE_NONE|BASE_RANGE_STRING0x00000100, "BASE_NONE|BASE_RANGE_STRING" },
9392 | { BASE_DEC|BASE_RANGE_STRING0x00000100, "BASE_DEC|BASE_RANGE_STRING" },
9393 | { BASE_HEX|BASE_RANGE_STRING0x00000100, "BASE_HEX|BASE_RANGE_STRING" },
9394 | { BASE_OCT|BASE_RANGE_STRING0x00000100, "BASE_OCT|BASE_RANGE_STRING" },
9395 | { BASE_DEC_HEX|BASE_RANGE_STRING0x00000100, "BASE_DEC_HEX|BASE_RANGE_STRING" },
9396 | { BASE_HEX_DEC|BASE_RANGE_STRING0x00000100, "BASE_HEX_DEC|BASE_RANGE_STRING" },
9397 | { BASE_CUSTOM|BASE_RANGE_STRING0x00000100, "BASE_CUSTOM|BASE_RANGE_STRING" },
9398 | { BASE_NONE|BASE_VAL64_STRING0x00000400, "BASE_NONE|BASE_VAL64_STRING" },
9399 | { BASE_DEC|BASE_VAL64_STRING0x00000400, "BASE_DEC|BASE_VAL64_STRING" },
9400 | { BASE_HEX|BASE_VAL64_STRING0x00000400, "BASE_HEX|BASE_VAL64_STRING" },
9401 | { BASE_OCT|BASE_VAL64_STRING0x00000400, "BASE_OCT|BASE_VAL64_STRING" },
9402 | { BASE_DEC_HEX|BASE_VAL64_STRING0x00000400, "BASE_DEC_HEX|BASE_VAL64_STRING" },
9403 | { BASE_HEX_DEC|BASE_VAL64_STRING0x00000400, "BASE_HEX_DEC|BASE_VAL64_STRING" },
9404 | { BASE_CUSTOM|BASE_VAL64_STRING0x00000400, "BASE_CUSTOM|BASE_VAL64_STRING" },
9405 | { ABSOLUTE_TIME_LOCAL, "ABSOLUTE_TIME_LOCAL" },
9406 | { ABSOLUTE_TIME_UTC, "ABSOLUTE_TIME_UTC" },
9407 | { ABSOLUTE_TIME_DOY_UTC, "ABSOLUTE_TIME_DOY_UTC" },
9408 | { BASE_PT_UDP, "BASE_PT_UDP" },
9409 | { BASE_PT_TCP, "BASE_PT_TCP" },
9410 | { BASE_PT_DCCP, "BASE_PT_DCCP" },
9411 | { BASE_PT_SCTP, "BASE_PT_SCTP" },
9412 | { BASE_OUI, "BASE_OUI" },
9413 | { 0, NULL((void*)0) } };
9414 |
9415 | const char* proto_field_display_to_string(int field_display)
9416 | {
9417 | return val_to_str_const(field_display, hf_display, "Unknown");
9418 | }
9419 |
9420 | static inline port_type
9421 | display_to_port_type(field_display_e e)
9422 | {
9423 | switch (e) {
9424 | case BASE_PT_UDP:
9425 | return PT_UDP;
9426 | case BASE_PT_TCP:
9427 | return PT_TCP;
9428 | case BASE_PT_DCCP:
9429 | return PT_DCCP;
9430 | case BASE_PT_SCTP:
9431 | return PT_SCTP;
9432 | default:
9433 | break;
9434 | }
9435 | return PT_NONE;
9436 | }
9437 |
9438 | /* temporary function containing assert part for easier profiling */
9439 | static void
9440 | tmp_fld_check_assert(header_field_info *hfinfo)
9441 | {
9442 | char* tmp_str;
9443 |
9444 | /* The field must have a name (with length > 0) */
9445 | if (!hfinfo->name || !hfinfo->name[0]) {
9446 | if (hfinfo->abbrev)
9447 | /* Try to identify the field */
9448 | REPORT_DISSECTOR_BUG("Field (abbrev='%s') does not have a name",proto_report_dissector_bug("Field (abbrev='%s') does not have a name" , hfinfo->abbrev)
9449 | hfinfo->abbrev)proto_report_dissector_bug("Field (abbrev='%s') does not have a name" , hfinfo->abbrev);
9450 | else
9451 | /* Hum, no luck */
9452 | REPORT_DISSECTOR_BUG("Field does not have a name (nor an abbreviation)")proto_report_dissector_bug("Field does not have a name (nor an abbreviation)" );
9453 | }
9454 |
9455 | /* fields with an empty string for an abbreviation aren't filterable */
9456 | if (!hfinfo->abbrev || !hfinfo->abbrev[0])
9457 | REPORT_DISSECTOR_BUG("Field '%s' does not have an abbreviation", hfinfo->name)proto_report_dissector_bug("Field '%s' does not have an abbreviation" , hfinfo->name);
9458 |
9459 | /* TODO: This check is a significant percentage of startup time (~10%),
9460 | although not nearly as slow as what's enabled by ENABLE_CHECK_FILTER.
9461 | It might be nice to have a way to disable this check when, e.g.,
9462 | running TShark many times with the same configuration. */
9463 | /* Check that the filter name (abbreviation) is legal;
9464 | * it must contain only alphanumerics, '-', "_", and ".". */
9465 | unsigned char c;
9466 | c = module_check_valid_name(hfinfo->abbrev, false0);
9467 | if (c) {
9468 | if (c == '.') {
9469 | REPORT_DISSECTOR_BUG("Invalid leading, duplicated or trailing '.' found in filter name '%s'", hfinfo->abbrev)proto_report_dissector_bug("Invalid leading, duplicated or trailing '.' found in filter name '%s'" , hfinfo->abbrev);
9470 | } else if (g_ascii_isprint(c)((g_ascii_table[(guchar) (c)] & G_ASCII_PRINT) != 0)) {
9471 | REPORT_DISSECTOR_BUG("Invalid character '%c' in filter name '%s'", c, hfinfo->abbrev)proto_report_dissector_bug("Invalid character '%c' in filter name '%s'" , c, hfinfo->abbrev);
9472 | } else {
9473 | REPORT_DISSECTOR_BUG("Invalid byte \\%03o in filter name '%s'", c, hfinfo->abbrev)proto_report_dissector_bug("Invalid byte \\%03o in filter name '%s'" , c, hfinfo->abbrev);
9474 | }
9475 | }
9476 |
9477 | /* These types of fields are allowed to have value_strings,
9478 | * true_false_strings or a protocol_t struct
9479 | */
9480 | if (hfinfo->strings != NULL((void*)0) && FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_CUSTOM) {
9481 | switch (hfinfo->type) {
9482 |
9483 | /*
9484 | * These types are allowed to support display value_strings,
9485 | * value64_strings, the extended versions of the previous
9486 | * two, range strings, or unit strings.
9487 | */
9488 | case FT_CHAR:
9489 | case FT_UINT8:
9490 | case FT_UINT16:
9491 | case FT_UINT24:
9492 | case FT_UINT32:
9493 | case FT_UINT40:
9494 | case FT_UINT48:
9495 | case FT_UINT56:
9496 | case FT_UINT64:
9497 | case FT_INT8:
9498 | case FT_INT16:
9499 | case FT_INT24:
9500 | case FT_INT32:
9501 | case FT_INT40:
9502 | case FT_INT48:
9503 | case FT_INT56:
9504 | case FT_INT64:
9505 | case FT_BOOLEAN:
9506 | case FT_PROTOCOL:
9507 | break;
9508 |
9509 | /*
9510 | * This is allowed to have a value of type
9511 | * enum ft_framenum_type to indicate what relationship
9512 | * the frame in question has to the frame in which
9513 | * the field is put.
9514 | */
9515 | case FT_FRAMENUM:
9516 | break;
9517 |
9518 | /*
9519 | * These types are allowed to support only unit strings.
9520 | */
9521 | case FT_FLOAT:
9522 | case FT_DOUBLE:
9523 | case FT_IEEE_11073_SFLOAT:
9524 | case FT_IEEE_11073_FLOAT:
9525 | if (!(hfinfo->display & BASE_UNIT_STRING0x00001000)) {
9526 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s" " (which is only allowed to have unit strings)", hfinfo-> name, hfinfo->abbrev, ftype_name(hfinfo->type))
9527 | " (which is only allowed to have unit strings)",proto_report_dissector_bug("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s" " (which is only allowed to have unit strings)", hfinfo-> name, hfinfo->abbrev, ftype_name(hfinfo->type))
9528 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a non-unit-strings 'strings' value but is of type %s" " (which is only allowed to have unit strings)", hfinfo-> name, hfinfo->abbrev, ftype_name(hfinfo->type));
9529 | }
9530 | break;
9531 |
9532 | /*
9533 | * These types are allowed to support display
9534 | * time_value_strings.
9535 | */
9536 | case FT_ABSOLUTE_TIME:
9537 | if (hfinfo->display & BASE_RANGE_STRING0x00000100 ||
9538 | hfinfo->display & BASE_EXT_STRING0x00000200 ||
9539 | hfinfo->display & BASE_VAL64_STRING0x00000400 ||
9540 | hfinfo->display & BASE_UNIT_STRING0x00001000) {
9541 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s" " (which is only allowed to have time-value strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9542 | " (which is only allowed to have time-value strings)",proto_report_dissector_bug("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s" " (which is only allowed to have time-value strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9543 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a non-time-value-strings 'strings' value but is of type %s" " (which is only allowed to have time-value strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type));
9544 | }
9545 | break;
9546 |
9547 | /*
9548 | * This type is only allowed to support a string if it's
9549 | * a protocol (for pinos).
9550 | */
9551 | case FT_BYTES:
9552 | if (!(hfinfo->display & BASE_PROTOCOL_INFO0x00004000)) {
9553 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s" " (which is only allowed to have protocol-info strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9554 | " (which is only allowed to have protocol-info strings)",proto_report_dissector_bug("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s" " (which is only allowed to have protocol-info strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type))
9555 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a non-protocol-info 'strings' value but is of type %s" " (which is only allowed to have protocol-info strings)", hfinfo ->name, hfinfo->abbrev, ftype_name(hfinfo->type));
9556 | }
9557 | break;
9558 |
9559 | default:
9560 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has a 'strings' value but is of type %s"proto_report_dissector_bug("Field '%s' (%s) has a 'strings' value but is of type %s" " (which is not allowed to have strings)", hfinfo->name, hfinfo ->abbrev, ftype_name(hfinfo->type))
9561 | " (which is not allowed to have strings)",proto_report_dissector_bug("Field '%s' (%s) has a 'strings' value but is of type %s" " (which is not allowed to have strings)", hfinfo->name, hfinfo ->abbrev, ftype_name(hfinfo->type))
9562 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has a 'strings' value but is of type %s" " (which is not allowed to have strings)", hfinfo->name, hfinfo ->abbrev, ftype_name(hfinfo->type));
9563 | }
9564 | }
9565 |
9566 | /* TODO: This check may slow down startup, and output quite a few warnings.
9567 | It would be good to be able to enable this (and possibly other checks?)
9568 | in non-release builds. */
9569 | #ifdef ENABLE_CHECK_FILTER
9570 | /* Check for duplicate value_string values.
9571 | There are lots that have the same value *and* string, so for now only
9572 | report those that have same value but different string. */
9573 | if ((hfinfo->strings != NULL((void*)0)) &&
9574 | !(hfinfo->display & BASE_RANGE_STRING0x00000100) &&
9575 | !(hfinfo->display & BASE_UNIT_STRING0x00001000) &&
9576 | !((hfinfo->display & FIELD_DISPLAY_E_MASK0xFF) == BASE_CUSTOM) &&
9577 | (
9578 | (hfinfo->type == FT_CHAR) ||
9579 | (hfinfo->type == FT_UINT8) ||
9580 | (hfinfo->type == FT_UINT16) ||
9581 | (hfinfo->type == FT_UINT24) ||
9582 | (hfinfo->type == FT_UINT32) ||
9583 | (hfinfo->type == FT_INT8) ||
9584 | (hfinfo->type == FT_INT16) ||
9585 | (hfinfo->type == FT_INT24) ||
9586 | (hfinfo->type == FT_INT32) )) {
9587 |
9588 | if (hfinfo->display & BASE_EXT_STRING0x00000200) {
9589 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
9590 | const val64_string *start_values = VAL64_STRING_EXT_VS_P((const val64_string_ext*)hfinfo->strings)((const val64_string_ext*)hfinfo->strings)->_vs_p;
9591 | CHECK_HF_VALUE(val64_string, PRIu64"l" "u", start_values);
9592 | } else {
9593 | const value_string *start_values = VALUE_STRING_EXT_VS_P((const value_string_ext*)hfinfo->strings)((const value_string_ext*)hfinfo->strings)->_vs_p;
9594 | CHECK_HF_VALUE(value_string, "u", start_values);
9595 | }
9596 | } else {
9597 | const value_string *start_values = (const value_string*)hfinfo->strings;
9598 | CHECK_HF_VALUE(value_string, "u", start_values);
9599 | }
9600 | }
9601 |
9602 | if (hfinfo->type == FT_BOOLEAN) {
9603 | const true_false_string *tfs = (const true_false_string*)hfinfo->strings;
9604 | if (tfs) {
9605 | if (strcmp(tfs->false_string, tfs->true_string) == 0) {
9606 | ws_error("Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")",ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9608 , __func__, "Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")" , hfinfo->name, hfinfo->abbrev, tfs->false_string, tfs ->true_string)
9607 | hfinfo->name, hfinfo->abbrev,ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9608 , __func__, "Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")" , hfinfo->name, hfinfo->abbrev, tfs->false_string, tfs ->true_string)
9608 | tfs->false_string, tfs->true_string)ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 9608 , __func__, "Field '%s' (%s) has identical true and false strings (\"%s\", \"%s\")" , hfinfo->name, hfinfo->abbrev, tfs->false_string, tfs ->true_string);
9609 | }
9610 | }
9611 | }
9612 |
9613 | if (hfinfo->display & BASE_RANGE_STRING0x00000100) {
9614 | const range_string *rs = (const range_string*)(hfinfo->strings);
9615 | if (rs) {
9616 | const range_string *this_it = rs;
9617 |
9618 | do {
9619 | if (this_it->value_max < this_it->value_min) {
9620 | ws_warning("value_range_string error: %s (%s) entry for \"%s\" - max(%"PRIu64" 0x%"PRIx64") is less than min(%"PRIu64" 0x%"PRIx64")",do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9624, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9621 | hfinfo->name, hfinfo->abbrev,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9624, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9622 | this_it->strptr,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9624, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9623 | this_it->value_max, this_it->value_max,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9624, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0)
9624 | this_it->value_min, this_it->value_min)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9624, __func__, "value_range_string error: %s (%s) entry for \"%s\" - max(%" "l" "u"" 0x%""l" "x"") is less than min(%""l" "u"" 0x%""l" "x" ")", hfinfo->name, hfinfo->abbrev, this_it->strptr, this_it ->value_max, this_it->value_max, this_it->value_min, this_it->value_min); } } while (0);
9625 | ++this_it;
9626 | continue;
9627 | }
9628 |
9629 | for (const range_string *prev_it=rs; prev_it < this_it; ++prev_it) {
9630 | /* Not OK if this one is completely hidden by an earlier one! */
9631 | if ((prev_it->value_min <= this_it->value_min) && (prev_it->value_max >= this_it->value_max)) {
9632 | ws_warning("value_range_string error: %s (%s) hidden by earlier entry "do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9633 | "(prev=\"%s\": %"PRIu64" 0x%"PRIx64" -> %"PRIu64" 0x%"PRIx64") (this=\"%s\": %"PRIu64" 0x%"PRIx64" -> %"PRIu64" 0x%"PRIx64")",do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9634 | hfinfo->name, hfinfo->abbrev,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9635 | prev_it->strptr, prev_it->value_min, prev_it->value_min,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9636 | prev_it->value_max, prev_it->value_max,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9637 | this_it->strptr, this_it->value_min, this_it->value_min,do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0)
9638 | this_it->value_max, this_it->value_max)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 9638, __func__, "value_range_string error: %s (%s) hidden by earlier entry " "(prev=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%" "l" "x"") (this=\"%s\": %""l" "u"" 0x%""l" "x"" -> %""l" "u"" 0x%""l" "x"")", hfinfo->name, hfinfo->abbrev, prev_it ->strptr, prev_it->value_min, prev_it->value_min, prev_it ->value_max, prev_it->value_max, this_it->strptr, this_it ->value_min, this_it->value_min, this_it->value_max, this_it->value_max); } } while (0);
9639 | }
9640 | }
9641 | ++this_it;
9642 | } while (this_it->strptr);
9643 | }
9644 | }
9645 | #endif
9646 |
9647 | switch (hfinfo->type) {
9648 |
9649 | case FT_CHAR:
9650 | /* Require the char type to have BASE_HEX, BASE_OCT,
9651 | * BASE_CUSTOM, or BASE_NONE as its base.
9652 | *
9653 | * If the display value is BASE_NONE and there is a
9654 | * strings conversion then the dissector writer is
9655 | * telling us that the field's numerical value is
9656 | * meaningless; we'll avoid showing the value to the
9657 | * user.
9658 | */
9659 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9660 | case BASE_HEX:
9661 | case BASE_OCT:
9662 | case BASE_CUSTOM: /* hfinfo_numeric_value_format() treats this as decimal */
9663 | break;
9664 | case BASE_NONE:
9665 | if (hfinfo->strings == NULL((void*)0))
9666 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9667 | " but is being displayed as BASE_NONE but"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9668 | " without a strings conversion",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9669 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9670 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9671 | break;
9672 | default:
9673 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9674 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a character value (%s)"proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9675 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9676 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9677 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is a character value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9678 | //wmem_free(NULL, tmp_str);
9679 | }
9680 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
9681 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a character value (%s) but has a unit string",proto_report_dissector_bug("Field '%s' (%s) is a character value (%s) but has a unit string" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9682 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is a character value (%s) but has a unit string" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9683 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is a character value (%s) but has a unit string" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9684 | }
9685 | break;
9686 | case FT_INT8:
9687 | case FT_INT16:
9688 | case FT_INT24:
9689 | case FT_INT32:
9690 | case FT_INT40:
9691 | case FT_INT48:
9692 | case FT_INT56:
9693 | case FT_INT64:
9694 | /* Hexadecimal and octal are, in printf() and everywhere
9695 | * else, unsigned so don't allow dissectors to register a
9696 | * signed field to be displayed unsigned. (Else how would
9697 | * we display negative values?)
9698 | */
9699 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9700 | case BASE_HEX:
9701 | case BASE_OCT:
9702 | case BASE_DEC_HEX:
9703 | case BASE_HEX_DEC:
9704 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9705 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)",proto_report_dissector_bug("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9706 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9707 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is signed (%s) but is being displayed unsigned (%s)" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9708 | //wmem_free(NULL, tmp_str);
9709 | }
9710 | /* FALL THROUGH */
9711 | case FT_UINT8:
9712 | case FT_UINT16:
9713 | case FT_UINT24:
9714 | case FT_UINT32:
9715 | case FT_UINT40:
9716 | case FT_UINT48:
9717 | case FT_UINT56:
9718 | case FT_UINT64:
9719 | if (IS_BASE_PORT(hfinfo->display)(((hfinfo->display)==BASE_PT_UDP||(hfinfo->display)==BASE_PT_TCP ||(hfinfo->display)==BASE_PT_DCCP||(hfinfo->display)==BASE_PT_SCTP ))) {
9720 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9721 | if (hfinfo->type != FT_UINT16) {
9722 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s",proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9723 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9724 | tmp_str, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT16, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type));
9725 | }
9726 | if (hfinfo->strings != NULL((void*)0)) {
9727 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9728 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9729 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9730 | }
9731 | if (hfinfo->bitmask != 0) {
9732 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9733 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9734 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9735 | }
9736 | wmem_free(NULL((void*)0), tmp_str);
9737 | break;
9738 | }
9739 |
9740 | if (hfinfo->display == BASE_OUI) {
9741 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9742 | if (!FT_IS_UINT(hfinfo->type)(((hfinfo->type) == FT_CHAR || (hfinfo->type) == FT_UINT8 || (hfinfo->type) == FT_UINT16 || (hfinfo->type) == FT_UINT24 || (hfinfo->type) == FT_UINT32 || (hfinfo->type) == FT_FRAMENUM ) || ((hfinfo->type) == FT_UINT40 || (hfinfo->type) == FT_UINT48 || (hfinfo->type) == FT_UINT56 || (hfinfo->type) == FT_UINT64 )) || ftype_wire_size(hfinfo->type) < 3) {
9743 | REPORT_DISSECTOR_BUG("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s",proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9744 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type))
9745 | tmp_str, ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) has 'display' value %s but it can only be used with FT_UINT24, not %s" , hfinfo->name, hfinfo->abbrev, tmp_str, ftype_name(hfinfo ->type));
9746 | }
9747 | if (hfinfo->strings != NULL((void*)0)) {
9748 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9749 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9750 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9751 | }
9752 | /* It can be a FT_UINT24 with a 0 bitmask, or
9753 | * larger with a bitmask with 24 bits set. */
9754 | if ((hfinfo->type != FT_UINT24 || hfinfo->bitmask != 0) && ws_count_ones(hfinfo->bitmask) != 24) {
9755 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s (%s) but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9756 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9757 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s (%s) but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9758 | }
9759 | wmem_free(NULL((void*)0), tmp_str);
9760 | break;
9761 | }
9762 |
9763 | /* Require integral types (other than frame number,
9764 | * which is always displayed in decimal) to have a
9765 | * number base.
9766 | *
9767 | * If the display value is BASE_NONE and there is a
9768 | * strings conversion then the dissector writer is
9769 | * telling us that the field's numerical value is
9770 | * meaningless; we'll avoid showing the value to the
9771 | * user.
9772 | */
9773 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9774 | case BASE_DEC:
9775 | case BASE_HEX:
9776 | case BASE_OCT:
9777 | case BASE_DEC_HEX:
9778 | case BASE_HEX_DEC:
9779 | case BASE_CUSTOM: /* hfinfo_numeric_value_format() treats this as decimal */
9780 | break;
9781 | case BASE_NONE:
9782 | if (hfinfo->strings == NULL((void*)0)) {
9783 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9784 | " but is being displayed as BASE_NONE but"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9785 | " without a strings conversion",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9786 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9787 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as BASE_NONE but" " without a strings conversion" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9788 | }
9789 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
9790 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9791 | " that is being displayed as BASE_NONE but"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9792 | " with BASE_SPECIAL_VALS",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9793 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9794 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " that is being displayed as BASE_NONE but" " with BASE_SPECIAL_VALS" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9795 | }
9796 | break;
9797 |
9798 | default:
9799 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9800 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an integral value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9801 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9802 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9803 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an integral value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9804 | //wmem_free(NULL, tmp_str);
9805 | }
9806 | break;
9807 | case FT_BYTES:
9808 | case FT_UINT_BYTES:
9809 | /* Require bytes to have a "display type" that could
9810 | * add a character between displayed bytes.
9811 | */
9812 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9813 | case BASE_NONE:
9814 | case SEP_DOT:
9815 | case SEP_DASH:
9816 | case SEP_COLON:
9817 | case SEP_SPACE:
9818 | break;
9819 | default:
9820 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9821 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an byte array but is being displayed as %s instead of BASE_NONE, SEP_DOT, SEP_DASH, SEP_COLON, or SEP_SPACE",proto_report_dissector_bug("Field '%s' (%s) is an byte array but is being displayed as %s instead of BASE_NONE, SEP_DOT, SEP_DASH, SEP_COLON, or SEP_SPACE" , hfinfo->name, hfinfo->abbrev, tmp_str)
9822 | hfinfo->name, hfinfo->abbrev, tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an byte array but is being displayed as %s instead of BASE_NONE, SEP_DOT, SEP_DASH, SEP_COLON, or SEP_SPACE" , hfinfo->name, hfinfo->abbrev, tmp_str);
9823 | //wmem_free(NULL, tmp_str);
9824 | }
9825 | if (hfinfo->bitmask != 0)
9826 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9827 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9828 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9829 | //allowed to support string if its a protocol (for pinos)
9830 | if ((hfinfo->strings != NULL((void*)0)) && (!(hfinfo->display & BASE_PROTOCOL_INFO0x00004000)))
9831 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9832 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9833 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9834 | break;
9835 |
9836 | case FT_PROTOCOL:
9837 | case FT_FRAMENUM:
9838 | if (hfinfo->display != BASE_NONE) {
9839 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9840 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE",proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9841 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9842 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9843 | //wmem_free(NULL, tmp_str);
9844 | }
9845 | if (hfinfo->bitmask != 0)
9846 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9847 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9848 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9849 | break;
9850 |
9851 | case FT_BOOLEAN:
9852 | break;
9853 |
9854 | case FT_ABSOLUTE_TIME:
9855 | if (!FIELD_DISPLAY_IS_ABSOLUTE_TIME(hfinfo->display)(((hfinfo->display) & 0xFF) >= ABSOLUTE_TIME_LOCAL && ((hfinfo->display) & 0xFF) <= ABSOLUTE_TIME_UNIX)) {
9856 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9857 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a %s but is being displayed as %s instead of as a time",proto_report_dissector_bug("Field '%s' (%s) is a %s but is being displayed as %s instead of as a time" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9858 | hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is a %s but is being displayed as %s instead of as a time" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9859 | //wmem_free(NULL, tmp_str);
9860 | }
9861 | if (hfinfo->bitmask != 0)
9862 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9863 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9864 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9865 | break;
9866 |
9867 | case FT_STRING:
9868 | case FT_STRINGZ:
9869 | case FT_UINT_STRING:
9870 | case FT_STRINGZPAD:
9871 | case FT_STRINGZTRUNC:
9872 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9873 | case BASE_NONE:
9874 | case BASE_STR_WSP:
9875 | break;
9876 |
9877 | default:
9878 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9879 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an string value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9880 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9881 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9882 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an string value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9883 | //wmem_free(NULL, tmp_str);
9884 | }
9885 |
9886 | if (hfinfo->bitmask != 0)
9887 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9888 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9889 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9890 | if (hfinfo->strings != NULL((void*)0))
9891 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9892 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9893 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9894 | break;
9895 |
9896 | case FT_IPv4:
9897 | switch (hfinfo->display) {
9898 | case BASE_NONE:
9899 | case BASE_NETMASK:
9900 | break;
9901 |
9902 | default:
9903 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9904 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an IPv4 value (%s)"proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9905 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9906 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9907 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an IPv4 value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9908 | //wmem_free(NULL, tmp_str);
9909 | break;
9910 | }
9911 | break;
9912 | case FT_FLOAT:
9913 | case FT_DOUBLE:
9914 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
9915 | case BASE_NONE:
9916 | case BASE_DEC:
9917 | case BASE_HEX:
9918 | case BASE_EXP:
9919 | case BASE_CUSTOM:
9920 | break;
9921 | default:
9922 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Unknown: 0x%x)");
9923 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is a float value (%s)"proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9924 | " but is being displayed as %s",proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9925 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str)
9926 | ftype_name(hfinfo->type), tmp_str)proto_report_dissector_bug("Field '%s' (%s) is a float value (%s)" " but is being displayed as %s", hfinfo->name, hfinfo-> abbrev, ftype_name(hfinfo->type), tmp_str);
9927 | //wmem_free(NULL, tmp_str);
9928 | }
9929 | if (hfinfo->bitmask != 0)
9930 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9931 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9932 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9933 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_CUSTOM && (hfinfo->strings != NULL((void*)0)) && !(hfinfo->display & BASE_UNIT_STRING0x00001000))
9934 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9935 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9936 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9937 | break;
9938 | case FT_IEEE_11073_SFLOAT:
9939 | case FT_IEEE_11073_FLOAT:
9940 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_NONE) {
9941 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9942 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE",proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9943 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9944 | ftype_name(hfinfo->type),proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9945 | tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9946 | //wmem_free(NULL, tmp_str);
9947 | }
9948 | if (hfinfo->bitmask != 0)
9949 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9950 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9951 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9952 | if ((hfinfo->strings != NULL((void*)0)) && !(hfinfo->display & BASE_UNIT_STRING0x00001000))
9953 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9954 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9955 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9956 | break;
9957 | default:
9958 | if (hfinfo->display != BASE_NONE) {
9959 | tmp_str = val_to_str(NULL((void*)0), hfinfo->display, hf_display, "(Bit count: %d)");
9960 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE",proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9961 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9962 | ftype_name(hfinfo->type),proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str)
9963 | tmp_str)proto_report_dissector_bug("Field '%s' (%s) is an %s but is being displayed as %s instead of BASE_NONE" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ), tmp_str);
9964 | //wmem_free(NULL, tmp_str);
9965 | }
9966 | if (hfinfo->bitmask != 0)
9967 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a bitmask",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9968 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9969 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a bitmask" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9970 | if (hfinfo->strings != NULL((void*)0))
9971 | REPORT_DISSECTOR_BUG("Field '%s' (%s) is an %s but has a strings value",proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9972 | hfinfo->name, hfinfo->abbrev,proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ))
9973 | ftype_name(hfinfo->type))proto_report_dissector_bug("Field '%s' (%s) is an %s but has a strings value" , hfinfo->name, hfinfo->abbrev, ftype_name(hfinfo->type ));
9974 | break;
9975 | }
9976 | }
9977 |
9978 | static void
9979 | register_type_length_mismatch(void)
9980 | {
9981 | static ei_register_info ei[] = {
9982 | { &ei_type_length_mismatch_error, { "_ws.type_length.mismatch", PI_MALFORMED0x07000000, PI_ERROR0x00800000, "Trying to fetch X with length Y", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }},
9983 | { &ei_type_length_mismatch_warn, { "_ws.type_length.mismatch_warn", PI_MALFORMED0x07000000, PI_WARN0x00600000, "Trying to fetch X with length Y", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }},
9984 | };
9985 |
9986 | expert_module_t* expert_type_length_mismatch;
9987 |
9988 | proto_type_length_mismatch = proto_register_protocol("Type Length Mismatch", "Type length mismatch", "_ws.type_length");
9989 |
9990 | expert_type_length_mismatch = expert_register_protocol(proto_type_length_mismatch);
9991 | expert_register_field_array(expert_type_length_mismatch, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
9992 |
9993 | /* "Type Length Mismatch" isn't really a protocol, it's an error indication;
9994 | disabling them makes no sense. */
9995 | proto_set_cant_toggle(proto_type_length_mismatch);
9996 | }
9997 |
9998 | static void
9999 | register_byte_array_string_decodinws_error(void)
10000 | {
10001 | static ei_register_info ei[] = {
10002 | { &ei_byte_array_string_decoding_failed_error,
10003 | { "_ws.byte_array_string.decoding_error.failed", PI_MALFORMED0x07000000, PI_ERROR0x00800000,
10004 | "Failed to decode byte array from string", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}}
10005 | }
10006 | },
10007 | };
10008 |
10009 | expert_module_t* expert_byte_array_string_decoding_error;
10010 |
10011 | proto_byte_array_string_decoding_error =
10012 | proto_register_protocol("Byte Array-String Decoding Error",
10013 | "Byte Array-string decoding error",
10014 | "_ws.byte_array_string.decoding_error");
10015 |
10016 | expert_byte_array_string_decoding_error =
10017 | expert_register_protocol(proto_byte_array_string_decoding_error);
10018 | expert_register_field_array(expert_byte_array_string_decoding_error, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10019 |
10020 | /* "Byte Array-String Decoding Error" isn't really a protocol, it's an error indication;
10021 | disabling them makes no sense. */
10022 | proto_set_cant_toggle(proto_byte_array_string_decoding_error);
10023 | }
10024 |
10025 | static void
10026 | register_date_time_string_decodinws_error(void)
10027 | {
10028 | static ei_register_info ei[] = {
10029 | { &ei_date_time_string_decoding_failed_error,
10030 | { "_ws.date_time_string.decoding_error.failed", PI_MALFORMED0x07000000, PI_ERROR0x00800000,
10031 | "Failed to decode date and time from string", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}}
10032 | }
10033 | },
10034 | };
10035 |
10036 | expert_module_t* expert_date_time_string_decoding_error;
10037 |
10038 | proto_date_time_string_decoding_error =
10039 | proto_register_protocol("Date and Time-String Decoding Error",
10040 | "Date and Time-string decoding error",
10041 | "_ws.date_time_string.decoding_error");
10042 |
10043 | expert_date_time_string_decoding_error =
10044 | expert_register_protocol(proto_date_time_string_decoding_error);
10045 | expert_register_field_array(expert_date_time_string_decoding_error, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10046 |
10047 | /* "Date and Time-String Decoding Error" isn't really a protocol, it's an error indication;
10048 | disabling them makes no sense. */
10049 | proto_set_cant_toggle(proto_date_time_string_decoding_error);
10050 | }
10051 |
10052 | static void
10053 | register_string_errors(void)
10054 | {
10055 | static ei_register_info ei[] = {
10056 | { &ei_string_trailing_characters,
10057 | { "_ws.string.trailing_stray_characters", PI_UNDECODED0x05000000, PI_WARN0x00600000, "Trailing stray characters", EXPFILL0, ((void*)0), 0, ((void*)0), {0, {((void*)0), ((void*)0), FT_NONE , BASE_NONE, ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE , -1, ((void*)0)}} }
10058 | },
10059 | };
10060 |
10061 | expert_module_t* expert_string_errors;
10062 |
10063 | proto_string_errors = proto_register_protocol("String Errors", "String errors", "_ws.string");
10064 |
10065 | expert_string_errors = expert_register_protocol(proto_string_errors);
10066 | expert_register_field_array(expert_string_errors, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0]));
10067 |
10068 | /* "String Errors" isn't really a protocol, it's an error indication;
10069 | disabling them makes no sense. */
10070 | proto_set_cant_toggle(proto_string_errors);
10071 | }
10072 |
10073 | static int
10074 | proto_register_field_init(header_field_info *hfinfo, const int parent)
10075 | {
10076 |
10077 | tmp_fld_check_assert(hfinfo);
10078 |
10079 | hfinfo->parent = parent;
10080 | hfinfo->same_name_next = NULL((void*)0);
10081 | hfinfo->same_name_prev_id = -1;
10082 |
10083 | /* if we always add and never delete, then id == len - 1 is correct */
10084 | if (gpa_hfinfo.len >= gpa_hfinfo.allocated_len) {
10085 | if (!gpa_hfinfo.hfi) {
10086 | gpa_hfinfo.allocated_len = PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000);
10087 | gpa_hfinfo.hfi = (header_field_info **)g_malloc(sizeof(header_field_info *)*PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000));
10088 | /* The entry with index 0 is not used. */
10089 | gpa_hfinfo.hfi[0] = NULL((void*)0);
10090 | gpa_hfinfo.len = 1;
10091 | } else {
10092 | gpa_hfinfo.allocated_len += 1000;
10093 | gpa_hfinfo.hfi = (header_field_info **)g_realloc(gpa_hfinfo.hfi,
10094 | sizeof(header_field_info *)*gpa_hfinfo.allocated_len);
10095 | /*ws_warning("gpa_hfinfo.allocated_len %u", gpa_hfinfo.allocated_len);*/
10096 | }
10097 | }
10098 | gpa_hfinfo.hfi[gpa_hfinfo.len] = hfinfo;
10099 | gpa_hfinfo.len++;
10100 | hfinfo->id = gpa_hfinfo.len - 1;
10101 |
10102 | /* if we have real names, enter this field in the name tree */
10103 | /* Already checked in tmp_fld_check_assert */
10104 | /*if ((hfinfo->name[0] != 0) && (hfinfo->abbrev[0] != 0 )) */
10105 | {
10106 |
10107 | header_field_info *same_name_next_hfinfo;
10108 |
10109 | /* We allow multiple hfinfo's to be registered under the same
10110 | * abbreviation. This was done for X.25, as, depending
10111 | * on whether it's modulo-8 or modulo-128 operation,
10112 | * some bitfield fields may be in different bits of
10113 | * a byte, and we want to be able to refer to that field
10114 | * with one name regardless of whether the packets
10115 | * are modulo-8 or modulo-128 packets. */
10116 |
10117 | /* wmem_map_insert - if key is already present the previous
10118 | * hfinfo with the same key/name is returned, otherwise NULL */
10119 | same_name_hfinfo = wmem_map_insert(gpa_name_map, (void *) (hfinfo->abbrev), hfinfo);
10120 | if (same_name_hfinfo) {
10121 | /* There's already a field with this name.
10122 | * Put the current field *before* that field
10123 | * in the list of fields with this name, Thus,
10124 | * we end up with an effectively
10125 | * doubly-linked-list of same-named hfinfo's,
10126 | * with the head of the list (stored in the
10127 | * hash) being the last seen hfinfo.
10128 | */
10129 | same_name_next_hfinfo =
10130 | same_name_hfinfo->same_name_next;
10131 |
10132 | hfinfo->same_name_next = same_name_next_hfinfo;
10133 | if (same_name_next_hfinfo)
10134 | same_name_next_hfinfo->same_name_prev_id = hfinfo->id;
10135 |
10136 | same_name_hfinfo->same_name_next = hfinfo;
10137 | hfinfo->same_name_prev_id = same_name_hfinfo->id;
10138 | #ifdef ENABLE_CHECK_FILTER
10139 | while (same_name_hfinfo) {
10140 | if (!ftype_similar_types(hfinfo->type, same_name_hfinfo->type))
10141 | ws_error("'%s' exists multiple times with incompatible types: %s and %s", hfinfo->abbrev, ftype_name(hfinfo->type), ftype_name(same_name_hfinfo->type))ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 10141 , __func__, "'%s' exists multiple times with incompatible types: %s and %s" , hfinfo->abbrev, ftype_name(hfinfo->type), ftype_name( same_name_hfinfo->type));
10142 | same_name_hfinfo = same_name_hfinfo->same_name_next;
10143 | }
10144 | #endif
10145 | }
10146 | }
10147 |
10148 | return hfinfo->id;
10149 | }
10150 |
10151 | void
10152 | proto_register_subtree_array(int * const *indices, const int num_indices)
10153 | {
10154 | int i;
10155 | int *const *ptr = indices;
10156 |
10157 | /*
10158 | * If we've already allocated the array of tree types, expand
10159 | * it; this lets plugins such as mate add tree types after
10160 | * the initial startup. (If we haven't already allocated it,
10161 | * we don't allocate it; on the first pass, we just assign
10162 | * ett values and keep track of how many we've assigned, and
10163 | * when we're finished registering all dissectors we allocate
10164 | * the array, so that we do only one allocation rather than
10165 | * wasting CPU time and memory by growing the array for each
10166 | * dissector that registers ett values.)
10167 | */
10168 | if (tree_is_expanded != NULL((void*)0)) {
10169 | tree_is_expanded = (uint32_t *)g_realloc(tree_is_expanded, (1+((num_tree_types + num_indices)/32)) * sizeof(uint32_t));
10170 |
10171 | /* set new items to 0 */
10172 | /* XXX, slow!!! optimize when needed (align 'i' to 32, and set rest of uint32_t to 0) */
10173 | for (i = num_tree_types; i < num_tree_types + num_indices; i++)
10174 | tree_is_expanded[i >> 5] &= ~(1U << (i & 31));
10175 | }
10176 |
10177 | /*
10178 | * Assign "num_indices" subtree numbers starting at "num_tree_types",
10179 | * returning the indices through the pointers in the array whose
10180 | * first element is pointed to by "indices", and update
10181 | * "num_tree_types" appropriately.
10182 | */
10183 | for (i = 0; i < num_indices; i++, ptr++, num_tree_types++) {
10184 | if (**ptr != -1 && **ptr != 0) {
10185 | REPORT_DISSECTOR_BUG("register_subtree_array: subtree item type (ett_...) not -1 or 0 !"proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.")
10186 | " This is a development error:"proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.")
10187 | " Either the subtree item type has already been assigned or"proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.")
10188 | " was not initialized to -1 or 0.")proto_report_dissector_bug("register_subtree_array: subtree item type (ett_...) not -1 or 0 !" " This is a development error:" " Either the subtree item type has already been assigned or" " was not initialized to -1 or 0.");
10189 | }
10190 | **ptr = num_tree_types;
10191 | }
10192 | }
10193 |
10194 | static void
10195 | mark_truncated(char *label_str, size_t name_pos, const size_t size, size_t *value_pos)
10196 | {
10197 | static const char trunc_str[] = " [" UTF8_HORIZONTAL_ELLIPSIS"\u2026" "] ";
10198 | const size_t trunc_len = sizeof(trunc_str)-2; /* Default do not include the trailing space. */
10199 | char *last_char;
10200 |
10201 | /* ..... field_name: dataaaaaaaaaaaaa
10202 | * |
10203 | * ^^^^^ name_pos
10204 | *
10205 | * ..... field_name […]: dataaaaaaaaaaaaa
10206 | *
10207 | * name_pos==0 means that we have only data or only a field_name
10208 | */
10209 |
10210 | ws_abort_if_fail(size > trunc_len)do { if ((1) && !(size > trunc_len)) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 10210, __func__, "assertion failed: %s" , "size > trunc_len"); } while (0);
10211 |
10212 | if (name_pos >= size - trunc_len) {
10213 | /* No room for trunc_str after the field_name, put it first. */
10214 | name_pos = 0;
10215 | }
10216 |
10217 | memmove(label_str + name_pos + trunc_len, label_str + name_pos, size - name_pos - trunc_len);
10218 | if (name_pos == 0) {
10219 | /* Copy the trunc_str after the first byte, so that we don't have a leading space in the label. */
10220 | memcpy(label_str, trunc_str + 1, trunc_len);
10221 | } else {
10222 | memcpy(label_str + name_pos, trunc_str, trunc_len);
10223 | }
10224 | /* in general, label_str is UTF-8
10225 | we can truncate it only at the beginning of a new character
10226 | we go backwards from the byte right after our buffer and
10227 | find the next starting byte of a UTF-8 character, this is
10228 | where we cut
10229 | there's no need to use g_utf8_find_prev_char(), the search
10230 | will always succeed since we copied trunc_str into the
10231 | buffer */
10232 | /* g_utf8_prev_char does not deference the memory address
10233 | * passed in (until after decrementing it, so it is perfectly
10234 | * legal to pass in a pointer one past the last element.
10235 | */
10236 | last_char = g_utf8_prev_char(label_str + size);
10237 | *last_char = '\0';
10238 | /* This is unnecessary (above always terminates), but try to
10239 | * convince Coverity to avoid dozens of false positives. */
10240 | label_str[size - 1] = '\0';
10241 |
10242 | if (value_pos && *value_pos > 0) {
10243 | if (name_pos == 0) {
10244 | *value_pos += trunc_len;
10245 | } else {
10246 | /* Move one back to include trunc_str in the value. */
10247 | *value_pos -= 1;
10248 | }
10249 | }
10250 |
10251 | /* Check if value_pos is past label_str. */
10252 | if (value_pos && *value_pos >= size) {
10253 | *value_pos = size - 1;
10254 | }
10255 | }
10256 |
10257 | static void
10258 | label_mark_truncated(char *label_str, size_t name_pos, size_t *value_pos)
10259 | {
10260 | mark_truncated(label_str, name_pos, ITEM_LABEL_LENGTH240, value_pos);
10261 | }
10262 |
10263 | static size_t
10264 | label_fill(char *label_str, size_t pos, const header_field_info *hfinfo, const char *text, size_t *value_pos)
10265 | {
10266 | size_t name_pos;
10267 |
10268 | /* "%s: %s", hfinfo->name, text */
10269 | name_pos = pos = label_concat(label_str, pos, (const uint8_t*)hfinfo->name)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)hfinfo-> name, 0);
10270 | if (!(hfinfo->display & BASE_NO_DISPLAY_VALUE0x00002000)) {
10271 | pos = label_concat(label_str, pos, (const uint8_t*)": ")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)": ", 0);
10272 | if (value_pos) {
10273 | *value_pos = pos;
10274 | }
10275 | pos = ws_label_strcpy(label_str, ITEM_LABEL_LENGTH240, pos, (const uint8_t*)(text ? text : "(null)"), label_strcat_flags(hfinfo));
10276 | }
10277 |
10278 | if (pos >= ITEM_LABEL_LENGTH240) {
10279 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
10280 | label_mark_truncated(label_str, name_pos, value_pos);
10281 | }
10282 |
10283 | return pos;
10284 | }
10285 |
10286 | static size_t
10287 | label_fill_descr(char *label_str, size_t pos, const header_field_info *hfinfo, const char *text, const char *descr, size_t *value_pos)
10288 | {
10289 | size_t name_pos;
10290 |
10291 | /* "%s: %s (%s)", hfinfo->name, text, descr */
10292 | name_pos = pos = label_concat(label_str, pos, (const uint8_t*)hfinfo->name)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)hfinfo-> name, 0);
10293 | if (!(hfinfo->display & BASE_NO_DISPLAY_VALUE0x00002000)) {
10294 | pos = label_concat(label_str, pos, (const uint8_t*)": ")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)": ", 0);
10295 | if (value_pos) {
10296 | *value_pos = pos;
10297 | }
10298 | if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
10299 | pos = label_concat(label_str, pos, (const uint8_t*)(descr ? descr : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(descr ? descr : "(null)"), 0);
10300 | pos = label_concat(label_str, pos, (const uint8_t*)(text ? text : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(text ? text : "(null)"), 0);
10301 | } else {
10302 | pos = label_concat(label_str, pos, (const uint8_t*)(text ? text : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(text ? text : "(null)"), 0);
10303 | pos = label_concat(label_str, pos, (const uint8_t*)" (")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)" (", 0);
10304 | pos = label_concat(label_str, pos, (const uint8_t*)(descr ? descr : "(null)"))ws_label_strcpy(label_str, 240, pos, (const uint8_t*)(descr ? descr : "(null)"), 0);
10305 | pos = label_concat(label_str, pos, (const uint8_t*)")")ws_label_strcpy(label_str, 240, pos, (const uint8_t*)")", 0);
10306 | }
10307 | }
10308 |
10309 | if (pos >= ITEM_LABEL_LENGTH240) {
10310 | /* Uh oh, we don't have enough room. Tell the user that the field is truncated. */
10311 | label_mark_truncated(label_str, name_pos, value_pos);
10312 | }
10313 |
10314 | return pos;
10315 | }
10316 |
10317 | void
10318 | proto_item_fill_label(const field_info *fi, char *label_str, size_t *value_pos)
10319 | {
10320 | const header_field_info *hfinfo;
10321 | const char *str;
10322 | const uint8_t *bytes;
10323 | uint32_t integer;
10324 | const ipv4_addr_and_mask *ipv4;
10325 | const ipv6_addr_and_prefix *ipv6;
10326 | const e_guid_t *guid;
10327 | char *name;
10328 | address addr;
10329 | char *addr_str;
10330 | char *tmp;
10331 |
10332 | if (!label_str) {
10333 | ws_warning("NULL label_str passed to proto_item_fill_label.")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 10333, __func__, "NULL label_str passed to proto_item_fill_label." ); } } while (0);
10334 | return;
10335 | }
10336 |
10337 | label_str[0]= '\0';
10338 |
10339 | if (!fi) {
10340 | return;
10341 | }
10342 |
10343 | hfinfo = fi->hfinfo;
10344 |
10345 | switch (hfinfo->type) {
10346 | case FT_NONE:
10347 | case FT_PROTOCOL:
10348 | (void) g_strlcpy(label_str, hfinfo->name, ITEM_LABEL_LENGTH240);
10349 | if (value_pos) {
10350 | *value_pos = strlen(hfinfo->name);
10351 | }
10352 | break;
10353 |
10354 | case FT_BOOLEAN:
10355 | fill_label_boolean(fi, label_str, value_pos);
10356 | break;
10357 |
10358 | case FT_BYTES:
10359 | case FT_UINT_BYTES:
10360 | tmp = format_bytes_hfinfo(NULL((void*)0), hfinfo,
10361 | fvalue_get_bytes_data(fi->value),
10362 | (unsigned)fvalue_length2(fi->value));
10363 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10364 | wmem_free(NULL((void*)0), tmp);
10365 | break;
10366 |
10367 | case FT_CHAR:
10368 | if (hfinfo->bitmask) {
10369 | fill_label_bitfield_char(fi, label_str, value_pos);
10370 | } else {
10371 | fill_label_char(fi, label_str, value_pos);
10372 | }
10373 | break;
10374 |
10375 | /* Four types of integers to take care of:
10376 | * Bitfield, with val_string
10377 | * Bitfield, w/o val_string
10378 | * Non-bitfield, with val_string
10379 | * Non-bitfield, w/o val_string
10380 | */
10381 | case FT_UINT8:
10382 | case FT_UINT16:
10383 | case FT_UINT24:
10384 | case FT_UINT32:
10385 | if (hfinfo->bitmask) {
10386 | fill_label_bitfield(fi, label_str, value_pos, false0);
10387 | } else {
10388 | fill_label_number(fi, label_str, value_pos, false0);
10389 | }
10390 | break;
10391 |
10392 | case FT_FRAMENUM:
10393 | fill_label_number(fi, label_str, value_pos, false0);
10394 | break;
10395 |
10396 | case FT_UINT40:
10397 | case FT_UINT48:
10398 | case FT_UINT56:
10399 | case FT_UINT64:
10400 | if (hfinfo->bitmask) {
10401 | fill_label_bitfield64(fi, label_str, value_pos, false0);
10402 | } else {
10403 | fill_label_number64(fi, label_str, value_pos, false0);
10404 | }
10405 | break;
10406 |
10407 | case FT_INT8:
10408 | case FT_INT16:
10409 | case FT_INT24:
10410 | case FT_INT32:
10411 | if (hfinfo->bitmask) {
10412 | fill_label_bitfield(fi, label_str, value_pos, true1);
10413 | } else {
10414 | fill_label_number(fi, label_str, value_pos, true1);
10415 | }
10416 | break;
10417 |
10418 | case FT_INT40:
10419 | case FT_INT48:
10420 | case FT_INT56:
10421 | case FT_INT64:
10422 | if (hfinfo->bitmask) {
10423 | fill_label_bitfield64(fi, label_str, value_pos, true1);
10424 | } else {
10425 | fill_label_number64(fi, label_str, value_pos, true1);
10426 | }
10427 | break;
10428 |
10429 | case FT_FLOAT:
10430 | case FT_DOUBLE:
10431 | fill_label_float(fi, label_str, value_pos);
10432 | break;
10433 |
10434 | case FT_ABSOLUTE_TIME:
10435 | {
10436 | const nstime_t *value = fvalue_get_time(fi->value);
10437 | int flags = ABS_TIME_TO_STR_SHOW_ZONE(1U << 0);
10438 | if (prefs.display_abs_time_ascii < ABS_TIME_ASCII_TREE) {
10439 | flags |= ABS_TIME_TO_STR_ISO8601(1U << 3);
10440 | }
10441 | if (hfinfo->strings) {
10442 | /*
10443 | * Table of time valus to be displayed
10444 | * specially.
10445 | */
10446 | const char *time_string = try_time_val_to_str(value, (const time_value_string *)hfinfo->strings);
10447 | if (time_string != NULL((void*)0)) {
10448 | label_fill(label_str, 0, hfinfo, time_string, value_pos);
10449 | break;
10450 | }
10451 | }
10452 | tmp = abs_time_to_str_ex(NULL((void*)0), value, hfinfo->display, flags);
10453 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10454 | wmem_free(NULL((void*)0), tmp);
10455 | break;
10456 | }
10457 | case FT_RELATIVE_TIME:
10458 | tmp = rel_time_to_str(NULL((void*)0), fvalue_get_time(fi->value));
10459 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10460 | wmem_free(NULL((void*)0), tmp);
10461 | break;
10462 |
10463 | case FT_IPXNET:
10464 | integer = fvalue_get_uinteger(fi->value);
10465 | tmp = get_ipxnet_name(NULL((void*)0), integer);
10466 | addr_str = wmem_strdup_printf(NULL((void*)0), "0x%08X", integer);
10467 | label_fill_descr(label_str, 0, hfinfo, tmp, addr_str, value_pos);
10468 | wmem_free(NULL((void*)0), tmp);
10469 | wmem_free(NULL((void*)0), addr_str);
10470 | break;
10471 |
10472 | case FT_VINES:
10473 | addr.type = AT_VINES;
10474 | addr.len = VINES_ADDR_LEN6;
10475 | addr.data = fvalue_get_bytes_data(fi->value);
10476 |
10477 | addr_str = (char*)address_to_str(NULL((void*)0), &addr);
10478 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10479 | wmem_free(NULL((void*)0), addr_str);
10480 | break;
10481 |
10482 | case FT_ETHER:
10483 | bytes = fvalue_get_bytes_data(fi->value);
10484 |
10485 | addr.type = AT_ETHER;
10486 | addr.len = 6;
10487 | addr.data = bytes;
10488 |
10489 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10490 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10491 | wmem_free(NULL((void*)0), addr_str);
10492 | break;
10493 |
10494 | case FT_IPv4:
10495 | ipv4 = fvalue_get_ipv4(fi->value);
10496 | set_address_ipv4(&addr, ipv4);
10497 |
10498 | if (hfinfo->display == BASE_NETMASK) {
10499 | addr_str = (char*)address_to_str(NULL((void*)0), &addr);
10500 | } else {
10501 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10502 | }
10503 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10504 | wmem_free(NULL((void*)0), addr_str);
10505 | free_address(&addr);
10506 | break;
10507 |
10508 | case FT_IPv6:
10509 | ipv6 = fvalue_get_ipv6(fi->value);
10510 | set_address_ipv6(&addr, ipv6);
10511 |
10512 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10513 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10514 | wmem_free(NULL((void*)0), addr_str);
10515 | free_address(&addr);
10516 | break;
10517 |
10518 | case FT_FCWWN:
10519 | bytes = fvalue_get_bytes_data(fi->value);
10520 | addr.type = AT_FCWWN;
10521 | addr.len = FCWWN_ADDR_LEN8;
10522 | addr.data = bytes;
10523 |
10524 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10525 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10526 | wmem_free(NULL((void*)0), addr_str);
10527 | break;
10528 |
10529 | case FT_GUID:
10530 | guid = fvalue_get_guid(fi->value);
10531 | tmp = guid_to_str(NULL((void*)0), guid);
10532 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10533 | wmem_free(NULL((void*)0), tmp);
10534 | break;
10535 |
10536 | case FT_OID:
10537 | bytes = fvalue_get_bytes_data(fi->value);
10538 | name = oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(fi->value));
10539 | tmp = oid_encoded2string(NULL((void*)0), bytes, (unsigned)fvalue_length2(fi->value));
10540 | if (name) {
10541 | label_fill_descr(label_str, 0, hfinfo, tmp, name, value_pos);
10542 | wmem_free(NULL((void*)0), name);
10543 | } else {
10544 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10545 | }
10546 | wmem_free(NULL((void*)0), tmp);
10547 | break;
10548 |
10549 | case FT_REL_OID:
10550 | bytes = fvalue_get_bytes_data(fi->value);
10551 | name = rel_oid_resolved_from_encoded(NULL((void*)0), bytes, (int)fvalue_length2(fi->value));
10552 | tmp = rel_oid_encoded2string(NULL((void*)0), bytes, (unsigned)fvalue_length2(fi->value));
10553 | if (name) {
10554 | label_fill_descr(label_str, 0, hfinfo, tmp, name, value_pos);
10555 | wmem_free(NULL((void*)0), name);
10556 | } else {
10557 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10558 | }
10559 | wmem_free(NULL((void*)0), tmp);
10560 | break;
10561 |
10562 | case FT_SYSTEM_ID:
10563 | bytes = fvalue_get_bytes_data(fi->value);
10564 | tmp = print_system_id(NULL((void*)0), bytes, (int)fvalue_length2(fi->value));
10565 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10566 | wmem_free(NULL((void*)0), tmp);
10567 | break;
10568 |
10569 | case FT_EUI64:
10570 | bytes = fvalue_get_bytes_data(fi->value);
10571 | addr.type = AT_EUI64;
10572 | addr.len = EUI64_ADDR_LEN8;
10573 | addr.data = bytes;
10574 |
10575 | addr_str = (char*)address_with_resolution_to_str(NULL((void*)0), &addr);
10576 | label_fill(label_str, 0, hfinfo, addr_str, value_pos);
10577 | wmem_free(NULL((void*)0), addr_str);
10578 | break;
10579 | case FT_STRING:
10580 | case FT_STRINGZ:
10581 | case FT_UINT_STRING:
10582 | case FT_STRINGZPAD:
10583 | case FT_STRINGZTRUNC:
10584 | case FT_AX25:
10585 | str = fvalue_get_string(fi->value);
10586 | label_fill(label_str, 0, hfinfo, str, value_pos);
10587 | break;
10588 |
10589 | case FT_IEEE_11073_SFLOAT:
10590 | case FT_IEEE_11073_FLOAT:
10591 | fill_label_ieee_11073_float(fi, label_str, value_pos);
10592 | break;
10593 |
10594 | default:
10595 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_item_fill_label()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
10596 | hfinfo->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
10597 | hfinfo->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ))
10598 | ftype_name(hfinfo->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_fill_label()" , hfinfo->abbrev, hfinfo->type, ftype_name(hfinfo->type ));
10599 | break;
10600 | }
10601 | }
10602 |
10603 | static void
10604 | fill_label_boolean(const field_info *fi, char *label_str, size_t *value_pos)
10605 | {
10606 | char *p;
10607 | unsigned bitfield_byte_length = 0;
10608 | int bitwidth;
10609 | uint64_t unshifted_value;
10610 | uint64_t value;
10611 |
10612 | const header_field_info *hfinfo = fi->hfinfo;
10613 |
10614 | value = fvalue_get_uinteger64(fi->value);
10615 | if (hfinfo->bitmask) {
10616 | /* Figure out the bit width */
10617 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10618 |
10619 | /* Un-shift bits */
10620 | unshifted_value = value;
10621 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10622 |
10623 | /* Create the bitfield first */
10624 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10625 | bitfield_byte_length = (unsigned) (p - label_str);
10626 | }
10627 |
10628 | /* Fill in the textual info */
10629 | label_fill(label_str, bitfield_byte_length, hfinfo, tfs_get_string(!!value, hfinfo->strings), value_pos);
10630 | }
10631 |
10632 | static const char *
10633 | hf_try_val_to_str(uint32_t value, const header_field_info *hfinfo)
10634 | {
10635 | if (hfinfo->display & BASE_RANGE_STRING0x00000100)
10636 | return try_rval_to_str(value, (const range_string *) hfinfo->strings);
10637 |
10638 | if (hfinfo->display & BASE_EXT_STRING0x00000200) {
10639 | if (hfinfo->display & BASE_VAL64_STRING0x00000400)
10640 | return try_val64_to_str_ext(value, (val64_string_ext *) hfinfo->strings);
10641 | else
10642 | return try_val_to_str_ext(value, (value_string_ext *) hfinfo->strings);
10643 | }
10644 |
10645 | if (hfinfo->display & BASE_VAL64_STRING0x00000400)
10646 | return try_val64_to_str(value, (const val64_string *) hfinfo->strings);
10647 |
10648 | if (hfinfo->display & BASE_UNIT_STRING0x00001000)
10649 | return unit_name_string_get_value(value, (const struct unit_name_string*) hfinfo->strings);
10650 |
10651 | return try_val_to_str(value, (const value_string *) hfinfo->strings);
10652 | }
10653 |
10654 | static const char *
10655 | hf_try_val64_to_str(uint64_t value, const header_field_info *hfinfo)
10656 | {
10657 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
10658 | if (hfinfo->display & BASE_EXT_STRING0x00000200)
10659 | return try_val64_to_str_ext(value, (val64_string_ext *) hfinfo->strings);
10660 | else
10661 | return try_val64_to_str(value, (const val64_string *) hfinfo->strings);
10662 | }
10663 |
10664 | if (hfinfo->display & BASE_RANGE_STRING0x00000100)
10665 | return try_rval64_to_str(value, (const range_string *) hfinfo->strings);
10666 |
10667 | if (hfinfo->display & BASE_UNIT_STRING0x00001000)
10668 | return unit_name_string_get_value64(value, (const struct unit_name_string*) hfinfo->strings);
10669 |
10670 | /* If this is reached somebody registered a 64-bit field with a 32-bit
10671 | * value-string, which isn't right. */
10672 | REPORT_DISSECTOR_BUG("field %s is a 64-bit field with a 32-bit value_string",proto_report_dissector_bug("field %s is a 64-bit field with a 32-bit value_string" , hfinfo->abbrev)
10673 | hfinfo->abbrev)proto_report_dissector_bug("field %s is a 64-bit field with a 32-bit value_string" , hfinfo->abbrev);
10674 |
10675 | /* This is necessary to squelch MSVC errors; is there
10676 | any way to tell it that DISSECTOR_ASSERT_NOT_REACHED()
10677 | never returns? */
10678 | return NULL((void*)0);
10679 | }
10680 |
10681 | static const char *
10682 | hf_try_double_val_to_str(double value, const header_field_info *hfinfo)
10683 | {
10684 | if (hfinfo->display & BASE_UNIT_STRING0x00001000)
10685 | return unit_name_string_get_double(value, (const struct unit_name_string*)hfinfo->strings);
10686 |
10687 | REPORT_DISSECTOR_BUG("field %s (FT_DOUBLE) has no base_unit_string", hfinfo->abbrev)proto_report_dissector_bug("field %s (FT_DOUBLE) has no base_unit_string" , hfinfo->abbrev);
10688 |
10689 | /* This is necessary to squelch MSVC errors; is there
10690 | any way to tell it that DISSECTOR_ASSERT_NOT_REACHED()
10691 | never returns? */
10692 | return NULL((void*)0);
10693 | }
10694 |
10695 | static const char *
10696 | hf_try_val_to_str_const(uint32_t value, const header_field_info *hfinfo, const char *unknown_str)
10697 | {
10698 | const char *str = hf_try_val_to_str(value, hfinfo);
10699 |
10700 | return (str) ? str : unknown_str;
10701 | }
10702 |
10703 | static const char *
10704 | hf_try_val64_to_str_const(uint64_t value, const header_field_info *hfinfo, const char *unknown_str)
10705 | {
10706 | const char *str = hf_try_val64_to_str(value, hfinfo);
10707 |
10708 | return (str) ? str : unknown_str;
10709 | }
10710 |
10711 | /* Fills data for bitfield chars with val_strings */
10712 | static void
10713 | fill_label_bitfield_char(const field_info *fi, char *label_str, size_t *value_pos)
10714 | {
10715 | char *p;
10716 | unsigned bitfield_byte_length;
10717 | int bitwidth;
10718 | uint32_t unshifted_value;
10719 | uint32_t value;
10720 |
10721 | char buf[32];
10722 | const char *out;
10723 |
10724 | const header_field_info *hfinfo = fi->hfinfo;
10725 |
10726 | /* Figure out the bit width */
10727 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10728 |
10729 | /* Un-shift bits */
10730 | value = fvalue_get_uinteger(fi->value);
10731 |
10732 | unshifted_value = value;
10733 | if (hfinfo->bitmask) {
10734 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10735 | }
10736 |
10737 | /* Create the bitfield first */
10738 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10739 | bitfield_byte_length = (unsigned) (p - label_str);
10740 |
10741 | /* Fill in the textual info using stored (shifted) value */
10742 | if (hfinfo->display == BASE_CUSTOM) {
10743 | char tmp[ITEM_LABEL_LENGTH240];
10744 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
10745 |
10746 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 10746, "fmtfunc"))));
10747 | fmtfunc(tmp, value);
10748 | label_fill(label_str, bitfield_byte_length, hfinfo, tmp, value_pos);
10749 | }
10750 | else if (hfinfo->strings) {
10751 | const char *val_str = hf_try_val_to_str_const(value, hfinfo, "Unknown");
10752 |
10753 | out = hfinfo_char_vals_format(hfinfo, buf, value);
10754 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
10755 | label_fill(label_str, bitfield_byte_length, hfinfo, val_str, value_pos);
10756 | else
10757 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10758 | }
10759 | else {
10760 | out = hfinfo_char_value_format(hfinfo, buf, value);
10761 |
10762 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10763 | }
10764 | }
10765 |
10766 | /* Fills data for bitfield ints with val_strings */
10767 | static void
10768 | fill_label_bitfield(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
10769 | {
10770 | char *p;
10771 | unsigned bitfield_byte_length;
10772 | int bitwidth;
10773 | uint32_t value, unshifted_value;
10774 | char buf[NUMBER_LABEL_LENGTH80];
10775 | const char *out;
10776 |
10777 | const header_field_info *hfinfo = fi->hfinfo;
10778 |
10779 | /* Figure out the bit width */
10780 | if (fi->flags & FI_VARINT0x00040000)
10781 | bitwidth = fi->length*8;
10782 | else
10783 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10784 |
10785 | /* Un-shift bits */
10786 | if (is_signed)
10787 | value = fvalue_get_sinteger(fi->value);
10788 | else
10789 | value = fvalue_get_uinteger(fi->value);
10790 |
10791 | unshifted_value = value;
10792 | if (hfinfo->bitmask) {
10793 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10794 | }
10795 |
10796 | /* Create the bitfield first */
10797 | if (fi->flags & FI_VARINT0x00040000)
10798 | p = decode_bitfield_varint_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10799 | else
10800 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10801 | bitfield_byte_length = (unsigned) (p - label_str);
10802 |
10803 | /* Fill in the textual info using stored (shifted) value */
10804 | if (hfinfo->display == BASE_CUSTOM) {
10805 | char tmp[ITEM_LABEL_LENGTH240];
10806 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
10807 |
10808 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 10808, "fmtfunc"))));
10809 | fmtfunc(tmp, value);
10810 | label_fill(label_str, bitfield_byte_length, hfinfo, tmp, value_pos);
10811 | }
10812 | else if (hfinfo->strings) {
10813 | const char *val_str = hf_try_val_to_str(value, hfinfo);
10814 |
10815 | out = hfinfo_number_vals_format(hfinfo, buf, value);
10816 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
10817 | /*
10818 | * Unique values only display value_string string
10819 | * if there is a match. Otherwise it's just a number
10820 | */
10821 | if (val_str) {
10822 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10823 | } else {
10824 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10825 | }
10826 | } else {
10827 | if (val_str == NULL((void*)0))
10828 | val_str = "Unknown";
10829 |
10830 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
10831 | label_fill(label_str, bitfield_byte_length, hfinfo, val_str, value_pos);
10832 | else
10833 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10834 | }
10835 | }
10836 | else {
10837 | out = hfinfo_number_value_format(hfinfo, buf, value);
10838 |
10839 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10840 | }
10841 | }
10842 |
10843 | static void
10844 | fill_label_bitfield64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
10845 | {
10846 | char *p;
10847 | unsigned bitfield_byte_length;
10848 | int bitwidth;
10849 | uint64_t value, unshifted_value;
10850 | char buf[NUMBER_LABEL_LENGTH80];
10851 | const char *out;
10852 |
10853 | const header_field_info *hfinfo = fi->hfinfo;
10854 |
10855 | /* Figure out the bit width */
10856 | if (fi->flags & FI_VARINT0x00040000)
10857 | bitwidth = fi->length*8;
10858 | else
10859 | bitwidth = hfinfo_container_bitwidth(hfinfo);
10860 |
10861 | /* Un-shift bits */
10862 | if (is_signed)
10863 | value = fvalue_get_sinteger64(fi->value);
10864 | else
10865 | value = fvalue_get_uinteger64(fi->value);
10866 |
10867 | unshifted_value = value;
10868 | if (hfinfo->bitmask) {
10869 | unshifted_value <<= hfinfo_bitshift(hfinfo);
10870 | }
10871 |
10872 | /* Create the bitfield first */
10873 | if (fi->flags & FI_VARINT0x00040000)
10874 | p = decode_bitfield_varint_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10875 | else
10876 | p = decode_bitfield_value(label_str, unshifted_value, hfinfo->bitmask, bitwidth);
10877 | bitfield_byte_length = (unsigned) (p - label_str);
10878 |
10879 | /* Fill in the textual info using stored (shifted) value */
10880 | if (hfinfo->display == BASE_CUSTOM) {
10881 | char tmp[ITEM_LABEL_LENGTH240];
10882 | const custom_fmt_func_64_t fmtfunc64 = (const custom_fmt_func_64_t)hfinfo->strings;
10883 |
10884 | DISSECTOR_ASSERT(fmtfunc64)((void) ((fmtfunc64) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 10884, "fmtfunc64" ))));
10885 | fmtfunc64(tmp, value);
10886 | label_fill(label_str, bitfield_byte_length, hfinfo, tmp, value_pos);
10887 | }
10888 | else if (hfinfo->strings) {
10889 | const char *val_str = hf_try_val64_to_str(value, hfinfo);
10890 |
10891 | out = hfinfo_number_vals_format64(hfinfo, buf, value);
10892 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
10893 | /*
10894 | * Unique values only display value_string string
10895 | * if there is a match. Otherwise it's just a number
10896 | */
10897 | if (val_str) {
10898 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10899 | } else {
10900 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10901 | }
10902 | } else {
10903 | if (val_str == NULL((void*)0))
10904 | val_str = "Unknown";
10905 |
10906 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
10907 | label_fill(label_str, bitfield_byte_length, hfinfo, val_str, value_pos);
10908 | else
10909 | label_fill_descr(label_str, bitfield_byte_length, hfinfo, val_str, out, value_pos);
10910 | }
10911 | }
10912 | else {
10913 | out = hfinfo_number_value_format64(hfinfo, buf, value);
10914 |
10915 | label_fill(label_str, bitfield_byte_length, hfinfo, out, value_pos);
10916 | }
10917 | }
10918 |
10919 | static void
10920 | fill_label_char(const field_info *fi, char *label_str, size_t *value_pos)
10921 | {
10922 | const header_field_info *hfinfo = fi->hfinfo;
10923 | uint32_t value;
10924 |
10925 | char buf[32];
10926 | const char *out;
10927 |
10928 | value = fvalue_get_uinteger(fi->value);
10929 |
10930 | /* Fill in the textual info */
10931 | if (hfinfo->display == BASE_CUSTOM) {
10932 | char tmp[ITEM_LABEL_LENGTH240];
10933 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
10934 |
10935 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 10935, "fmtfunc"))));
10936 | fmtfunc(tmp, value);
10937 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10938 | }
10939 | else if (hfinfo->strings) {
10940 | const char *val_str = hf_try_val_to_str_const(value, hfinfo, "Unknown");
10941 |
10942 | out = hfinfo_char_vals_format(hfinfo, buf, value);
10943 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
10944 | }
10945 | else {
10946 | out = hfinfo_char_value_format(hfinfo, buf, value);
10947 |
10948 | label_fill(label_str, 0, hfinfo, out, value_pos);
10949 | }
10950 | }
10951 |
10952 | static void
10953 | fill_label_number(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
10954 | {
10955 | const header_field_info *hfinfo = fi->hfinfo;
10956 | uint32_t value;
10957 |
10958 | char buf[NUMBER_LABEL_LENGTH80];
10959 | const char *out;
10960 |
10961 | if (is_signed)
10962 | value = fvalue_get_sinteger(fi->value);
10963 | else
10964 | value = fvalue_get_uinteger(fi->value);
10965 |
10966 | /* Fill in the textual info */
10967 | if (hfinfo->display == BASE_CUSTOM) {
10968 | char tmp[ITEM_LABEL_LENGTH240];
10969 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hfinfo->strings;
10970 |
10971 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 10971, "fmtfunc"))));
10972 | fmtfunc(tmp, value);
10973 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
10974 | }
10975 | else if (hfinfo->strings && hfinfo->type != FT_FRAMENUM) {
10976 | /*
10977 | * It makes no sense to have a value-string table for a
10978 | * frame-number field - they're just integers giving
10979 | * the ordinal frame number.
10980 | */
10981 | const char *val_str = hf_try_val_to_str(value, hfinfo);
10982 |
10983 | out = hfinfo_number_vals_format(hfinfo, buf, value);
10984 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
10985 | /*
10986 | * Unique values only display value_string string
10987 | * if there is a match. Otherwise it's just a number
10988 | */
10989 | if (val_str) {
10990 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
10991 | } else {
10992 | label_fill(label_str, 0, hfinfo, out, value_pos);
10993 | }
10994 | } else {
10995 | if (val_str == NULL((void*)0))
10996 | val_str = "Unknown";
10997 |
10998 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
10999 | label_fill(label_str, 0, hfinfo, val_str, value_pos);
11000 | else
11001 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11002 | }
11003 | }
11004 | else if (IS_BASE_PORT(hfinfo->display)(((hfinfo->display)==BASE_PT_UDP||(hfinfo->display)==BASE_PT_TCP ||(hfinfo->display)==BASE_PT_DCCP||(hfinfo->display)==BASE_PT_SCTP ))) {
11005 | char tmp[ITEM_LABEL_LENGTH240];
11006 |
11007 | port_with_resolution_to_str_buf(tmp, sizeof(tmp),
11008 | display_to_port_type((field_display_e)hfinfo->display), value);
11009 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
11010 | }
11011 | else {
11012 | out = hfinfo_number_value_format(hfinfo, buf, value);
11013 |
11014 | label_fill(label_str, 0, hfinfo, out, value_pos);
11015 | }
11016 | }
11017 |
11018 | static void
11019 | fill_label_number64(const field_info *fi, char *label_str, size_t *value_pos, bool_Bool is_signed)
11020 | {
11021 | const header_field_info *hfinfo = fi->hfinfo;
11022 | uint64_t value;
11023 |
11024 | char buf[NUMBER_LABEL_LENGTH80];
11025 | const char *out;
11026 |
11027 | if (is_signed)
11028 | value = fvalue_get_sinteger64(fi->value);
11029 | else
11030 | value = fvalue_get_uinteger64(fi->value);
11031 |
11032 | /* Fill in the textual info */
11033 | if (hfinfo->display == BASE_CUSTOM) {
11034 | char tmp[ITEM_LABEL_LENGTH240];
11035 | const custom_fmt_func_64_t fmtfunc64 = (const custom_fmt_func_64_t)hfinfo->strings;
11036 |
11037 | DISSECTOR_ASSERT(fmtfunc64)((void) ((fmtfunc64) ? (void)0 : (proto_report_dissector_bug( "%s:%u: failed assertion \"%s\"", "epan/proto.c", 11037, "fmtfunc64" ))));
11038 | fmtfunc64(tmp, value);
11039 | label_fill(label_str, 0, hfinfo, tmp, value_pos);
11040 | }
11041 | else if (hfinfo->strings) {
11042 | const char *val_str = hf_try_val64_to_str(value, hfinfo);
11043 |
11044 | out = hfinfo_number_vals_format64(hfinfo, buf, value);
11045 | if (hfinfo->display & BASE_SPECIAL_VALS0x00008000) {
11046 | /*
11047 | * Unique values only display value_string string
11048 | * if there is a match. Otherwise it's just a number
11049 | */
11050 | if (val_str) {
11051 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11052 | } else {
11053 | label_fill(label_str, 0, hfinfo, out, value_pos);
11054 | }
11055 | } else {
11056 | if (val_str == NULL((void*)0))
11057 | val_str = "Unknown";
11058 |
11059 | if (out == NULL((void*)0)) /* BASE_NONE so don't put integer in descr */
11060 | label_fill(label_str, 0, hfinfo, val_str, value_pos);
11061 | else
11062 | label_fill_descr(label_str, 0, hfinfo, val_str, out, value_pos);
11063 | }
11064 | }
11065 | else {
11066 | out = hfinfo_number_value_format64(hfinfo, buf, value);
11067 |
11068 | label_fill(label_str, 0, hfinfo, out, value_pos);
11069 | }
11070 | }
11071 |
11072 | static size_t
11073 | fill_display_label_float(const field_info *fi, char *label_str, const int label_str_size)
11074 | {
11075 | int display;
11076 | int n;
11077 | double value;
11078 |
11079 | if (label_str_size < 12) {
11080 | /* Not enough room to write an entire floating point value. */
11081 | return 0;
11082 | }
11083 |
11084 | display = FIELD_DISPLAY(fi->hfinfo->display)((fi->hfinfo->display) & 0xFF);
11085 | value = fvalue_get_floating(fi->value);
11086 |
11087 | if (display == BASE_CUSTOM) {
11088 | const custom_fmt_func_double_t fmtfunc = (const custom_fmt_func_double_t)fi->hfinfo->strings;
11089 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 11089, "fmtfunc"))));
11090 | fmtfunc(label_str, value);
11091 | return strlen(label_str);
11092 | }
11093 |
11094 | switch (display) {
11095 | case BASE_NONE:
11096 | if (fi->hfinfo->type == FT_FLOAT) {
11097 | n = snprintf(label_str, label_str_size, "%.*g", FLT_DIG6, value);
11098 | } else {
11099 | n = (int)strlen(dtoa_g_fmt(label_str, value));
11100 | }
11101 | break;
11102 | case BASE_DEC:
11103 | n = snprintf(label_str, label_str_size, "%f", value);
11104 | break;
11105 | case BASE_HEX:
11106 | n = snprintf(label_str, label_str_size, "%a", value);
11107 | break;
11108 | case BASE_EXP:
11109 | n = snprintf(label_str, label_str_size, "%e", value);
11110 | break;
11111 | default:
11112 | ws_assert_not_reached()ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11112 , __func__, "assertion \"not reached\" failed");
11113 | }
11114 | if (n < 0) {
11115 | return 0; /* error */
11116 | }
11117 | if ((fi->hfinfo->strings) && (fi->hfinfo->display & BASE_UNIT_STRING0x00001000)) {
11118 | const char *hf_str_val;
11119 | hf_str_val = hf_try_double_val_to_str(value, fi->hfinfo);
11120 | n += proto_strlcpy(label_str + n, hf_str_val, label_str_size - n);
11121 | }
11122 | if (n > label_str_size) {
11123 | ws_warning("label length too small")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 11123, __func__, "label length too small"); } } while (0);
11124 | return strlen(label_str);
11125 | }
11126 |
11127 | return n;
11128 | }
11129 |
11130 | void
11131 | fill_label_float(const field_info *fi, char *label_str, size_t *value_pos)
11132 | {
11133 | char tmp[ITEM_LABEL_LENGTH240];
11134 |
11135 | fill_display_label_float(fi, tmp, ITEM_LABEL_LENGTH240);
11136 | label_fill(label_str, 0, fi->hfinfo, tmp, value_pos);
11137 | }
11138 |
11139 | static size_t
11140 | fill_display_label_ieee_11073_float(const field_info *fi, char *label_str, const int label_str_size)
11141 | {
11142 | int display;
11143 | size_t pos = 0;
11144 | double value;
11145 | char* tmp_str;
11146 |
11147 | if (label_str_size < 12) {
11148 | /* Not enough room to write an entire floating point value. */
11149 | return 0;
11150 | }
11151 |
11152 | display = FIELD_DISPLAY(fi->hfinfo->display)((fi->hfinfo->display) & 0xFF);
11153 | tmp_str = fvalue_to_string_repr(NULL((void*)0), fi->value, FTREPR_DISPLAY, display);
11154 | pos = label_concat(label_str, pos, (const uint8_t*)tmp_str)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)tmp_str, 0);
11155 | wmem_free(NULL((void*)0), tmp_str);
11156 |
11157 | if ((fi->hfinfo->strings) && (fi->hfinfo->display & BASE_UNIT_STRING0x00001000)) {
11158 | const char *hf_str_val;
11159 | fvalue_to_double(fi->value, &value);
11160 | hf_str_val = unit_name_string_get_double(value, (const struct unit_name_string*)fi->hfinfo->strings);
11161 | pos = label_concat(label_str, pos, (const uint8_t*)hf_str_val)ws_label_strcpy(label_str, 240, pos, (const uint8_t*)hf_str_val , 0);
11162 | }
11163 | if ((int)pos > label_str_size) {
11164 | ws_warning("label length too small")do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 11164, __func__, "label length too small"); } } while (0);
11165 | return strlen(label_str);
11166 | }
11167 |
11168 | return pos;
11169 | }
11170 |
11171 | void
11172 | fill_label_ieee_11073_float(const field_info *fi, char *label_str, size_t *value_pos)
11173 | {
11174 | char tmp[ITEM_LABEL_LENGTH240];
11175 |
11176 | fill_display_label_ieee_11073_float(fi, tmp, ITEM_LABEL_LENGTH240);
11177 | label_fill(label_str, 0, fi->hfinfo, tmp, value_pos);
11178 | }
11179 |
11180 | int
11181 | hfinfo_bitshift(const header_field_info *hfinfo)
11182 | {
11183 | return ws_ctz(hfinfo->bitmask);
11184 | }
11185 |
11186 |
11187 | static int
11188 | hfinfo_bitoffset(const header_field_info *hfinfo)
11189 | {
11190 | if (!hfinfo->bitmask) {
11191 | return 0;
11192 | }
11193 |
11194 | /* ilog2 = first set bit, counting 0 as the last bit; we want 0
11195 | * as the first bit */
11196 | return hfinfo_container_bitwidth(hfinfo) - 1 - ws_ilog2(hfinfo->bitmask);
11197 | }
11198 |
11199 | static int
11200 | hfinfo_mask_bitwidth(const header_field_info *hfinfo)
11201 | {
11202 | if (!hfinfo->bitmask) {
11203 | return 0;
11204 | }
11205 |
11206 | /* ilog2 = first set bit, ctz = last set bit */
11207 | return ws_ilog2(hfinfo->bitmask) - ws_ctz(hfinfo->bitmask) + 1;
11208 | }
11209 |
11210 | static int
11211 | hfinfo_type_bitwidth(enum ftenum type)
11212 | {
11213 | int bitwidth = 0;
11214 |
11215 | switch (type) {
11216 | case FT_CHAR:
11217 | case FT_UINT8:
11218 | case FT_INT8:
11219 | bitwidth = 8;
11220 | break;
11221 | case FT_UINT16:
11222 | case FT_INT16:
11223 | bitwidth = 16;
11224 | break;
11225 | case FT_UINT24:
11226 | case FT_INT24:
11227 | bitwidth = 24;
11228 | break;
11229 | case FT_UINT32:
11230 | case FT_INT32:
11231 | bitwidth = 32;
11232 | break;
11233 | case FT_UINT40:
11234 | case FT_INT40:
11235 | bitwidth = 40;
11236 | break;
11237 | case FT_UINT48:
11238 | case FT_INT48:
11239 | bitwidth = 48;
11240 | break;
11241 | case FT_UINT56:
11242 | case FT_INT56:
11243 | bitwidth = 56;
11244 | break;
11245 | case FT_UINT64:
11246 | case FT_INT64:
11247 | bitwidth = 64;
11248 | break;
11249 | default:
11250 | DISSECTOR_ASSERT_NOT_REACHED()(proto_report_dissector_bug("%s:%u: failed assertion \"DISSECTOR_ASSERT_NOT_REACHED\"" , "epan/proto.c", 11250));
11251 | ;
11252 | }
11253 | return bitwidth;
11254 | }
11255 |
11256 |
11257 | static int
11258 | hfinfo_container_bitwidth(const header_field_info *hfinfo)
11259 | {
11260 | if (!hfinfo->bitmask) {
11261 | return 0;
11262 | }
11263 |
11264 | if (hfinfo->type == FT_BOOLEAN) {
11265 | return hfinfo->display; /* hacky? :) */
11266 | }
11267 |
11268 | return hfinfo_type_bitwidth(hfinfo->type);
11269 | }
11270 |
11271 | static int
11272 | hfinfo_hex_digits(const header_field_info *hfinfo)
11273 | {
11274 | int bitwidth;
11275 |
11276 | /* If we have a bitmask, hfinfo->type is the width of the container, so not
11277 | * appropriate to determine the number of hex digits for the field.
11278 | * So instead, we compute it from the bitmask.
11279 | */
11280 | if (hfinfo->bitmask != 0) {
11281 | bitwidth = hfinfo_mask_bitwidth(hfinfo);
11282 | } else {
11283 | bitwidth = hfinfo_type_bitwidth(hfinfo->type);
11284 | }
11285 |
11286 | /* Divide by 4, rounding up, to get number of hex digits. */
11287 | return (bitwidth + 3) / 4;
11288 | }
11289 |
11290 | const char *
11291 | hfinfo_char_value_format_display(int display, char buf[7], uint32_t value)
11292 | {
11293 | char *ptr = &buf[6];
11294 | static const char hex_digits[16] =
11295 | { '0', '1', '2', '3', '4', '5', '6', '7',
11296 | '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
11297 |
11298 | *ptr = '\0';
11299 | *(--ptr) = '\'';
11300 | /* Properly format value */
11301 | if (g_ascii_isprint(value)((g_ascii_table[(guchar) (value)] & G_ASCII_PRINT) != 0)) {
11302 | /*
11303 | * Printable, so just show the character, and, if it needs
11304 | * to be escaped, escape it.
11305 | */
11306 | *(--ptr) = value;
11307 | if (value == '\\' || value == '\'')
11308 | *(--ptr) = '\\';
11309 | } else {
11310 | /*
11311 | * Non-printable; show it as an escape sequence.
11312 | */
11313 | switch (value) {
11314 |
11315 | case '\0':
11316 | /*
11317 | * Show a NUL with only one digit.
11318 | */
11319 | *(--ptr) = '0';
11320 | break;
11321 |
11322 | case '\a':
11323 | case '\b':
11324 | case '\f':
11325 | case '\n':
11326 | case '\r':
11327 | case '\t':
11328 | case '\v':
11329 | *(--ptr) = value - '\a' + 'a';
11330 | break;
11331 |
11332 | default:
11333 | switch (FIELD_DISPLAY(display)((display) & 0xFF)) {
11334 |
11335 | case BASE_OCT:
11336 | *(--ptr) = (value & 0x7) + '0';
11337 | value >>= 3;
11338 | *(--ptr) = (value & 0x7) + '0';
11339 | value >>= 3;
11340 | *(--ptr) = (value & 0x7) + '0';
11341 | break;
11342 |
11343 | case BASE_HEX:
11344 | *(--ptr) = hex_digits[value & 0x0F];
11345 | value >>= 4;
11346 | *(--ptr) = hex_digits[value & 0x0F];
11347 | *(--ptr) = 'x';
11348 | break;
11349 |
11350 | default:
11351 | REPORT_DISSECTOR_BUG("Invalid base: %d", FIELD_DISPLAY(display))proto_report_dissector_bug("Invalid base: %d", ((display) & 0xFF));
11352 | }
11353 | }
11354 | *(--ptr) = '\\';
11355 | }
11356 | *(--ptr) = '\'';
11357 | return ptr;
11358 | }
11359 |
11360 | static const char *
11361 | hfinfo_number_value_format_display(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11362 | {
11363 | char *ptr = &buf[NUMBER_LABEL_LENGTH80-1];
11364 | bool_Bool isint = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ));
11365 |
11366 | *ptr = '\0';
11367 | /* Properly format value */
11368 | switch (FIELD_DISPLAY(display)((display) & 0xFF)) {
11369 | case BASE_DEC:
11370 | return isint ? int_to_str_back(ptr, (int32_t) value) : uint_to_str_back(ptr, value);
11371 |
11372 | case BASE_DEC_HEX:
11373 | *(--ptr) = ')';
11374 | ptr = hex_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11375 | *(--ptr) = '(';
11376 | *(--ptr) = ' ';
11377 | ptr = isint ? int_to_str_back(ptr, (int32_t) value) : uint_to_str_back(ptr, value);
11378 | return ptr;
11379 |
11380 | case BASE_OCT:
11381 | return oct_to_str_back(ptr, value);
11382 |
11383 | case BASE_HEX:
11384 | return hex_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11385 |
11386 | case BASE_HEX_DEC:
11387 | *(--ptr) = ')';
11388 | ptr = isint ? int_to_str_back(ptr, (int32_t) value) : uint_to_str_back(ptr, value);
11389 | *(--ptr) = '(';
11390 | *(--ptr) = ' ';
11391 | ptr = hex_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11392 | return ptr;
11393 |
11394 | case BASE_PT_UDP:
11395 | case BASE_PT_TCP:
11396 | case BASE_PT_DCCP:
11397 | case BASE_PT_SCTP:
11398 | port_with_resolution_to_str_buf(buf, NUMBER_LABEL_LENGTH80,
11399 | display_to_port_type((field_display_e)display), value);
11400 | return buf;
11401 | case BASE_OUI:
11402 | {
11403 | uint8_t p_oui[3];
11404 | const char *manuf_name;
11405 |
11406 | p_oui[0] = value >> 16 & 0xFF;
11407 | p_oui[1] = value >> 8 & 0xFF;
11408 | p_oui[2] = value & 0xFF;
11409 |
11410 | /* Attempt an OUI lookup. */
11411 | manuf_name = uint_get_manuf_name_if_known(value);
11412 | if (manuf_name == NULL((void*)0)) {
11413 | /* Could not find an OUI. */
11414 | snprintf(buf, NUMBER_LABEL_LENGTH80, "%02x:%02x:%02x", p_oui[0], p_oui[1], p_oui[2]);
11415 | }
11416 | else {
11417 | /* Found an address string. */
11418 | snprintf(buf, NUMBER_LABEL_LENGTH80, "%02x:%02x:%02x (%s)", p_oui[0], p_oui[1], p_oui[2], manuf_name);
11419 | }
11420 | return buf;
11421 | }
11422 |
11423 | default:
11424 | REPORT_DISSECTOR_BUG("Invalid base: %d", FIELD_DISPLAY(display))proto_report_dissector_bug("Invalid base: %d", ((display) & 0xFF));
11425 | }
11426 | return ptr;
11427 | }
11428 |
11429 | static const char *
11430 | hfinfo_number_value_format_display64(const header_field_info *hfinfo, int display, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11431 | {
11432 | char *ptr = &buf[NUMBER_LABEL_LENGTH80-1];
11433 | bool_Bool isint = FT_IS_INT(hfinfo->type)(((hfinfo->type) == FT_INT8 || (hfinfo->type) == FT_INT16 || (hfinfo->type) == FT_INT24 || (hfinfo->type) == FT_INT32 ) || ((hfinfo->type) == FT_INT40 || (hfinfo->type) == FT_INT48 || (hfinfo->type) == FT_INT56 || (hfinfo->type) == FT_INT64 ));
11434 |
11435 | *ptr = '\0';
11436 | /* Properly format value */
11437 | switch (FIELD_DISPLAY(display)((display) & 0xFF)) {
11438 | case BASE_DEC:
11439 | return isint ? int64_to_str_back(ptr, (int64_t) value) : uint64_to_str_back(ptr, value);
11440 |
11441 | case BASE_DEC_HEX:
11442 | *(--ptr) = ')';
11443 | ptr = hex64_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11444 | *(--ptr) = '(';
11445 | *(--ptr) = ' ';
11446 | ptr = isint ? int64_to_str_back(ptr, (int64_t) value) : uint64_to_str_back(ptr, value);
11447 | return ptr;
11448 |
11449 | case BASE_OCT:
11450 | return oct64_to_str_back(ptr, value);
11451 |
11452 | case BASE_HEX:
11453 | return hex64_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11454 |
11455 | case BASE_HEX_DEC:
11456 | *(--ptr) = ')';
11457 | ptr = isint ? int64_to_str_back(ptr, (int64_t) value) : uint64_to_str_back(ptr, value);
11458 | *(--ptr) = '(';
11459 | *(--ptr) = ' ';
11460 | ptr = hex64_to_str_back_len(ptr, value, hfinfo_hex_digits(hfinfo));
11461 | return ptr;
11462 |
11463 | default:
11464 | REPORT_DISSECTOR_BUG("Invalid base: %d", FIELD_DISPLAY(display))proto_report_dissector_bug("Invalid base: %d", ((display) & 0xFF));
11465 | }
11466 |
11467 | return ptr;
11468 | }
11469 |
11470 | static const char *
11471 | hfinfo_number_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11472 | {
11473 | int display = hfinfo->display;
11474 |
11475 | if (hfinfo->type == FT_FRAMENUM) {
11476 | /*
11477 | * Frame numbers are always displayed in decimal.
11478 | */
11479 | display = BASE_DEC;
11480 | }
11481 |
11482 | return hfinfo_number_value_format_display(hfinfo, display, buf, value);
11483 | }
11484 |
11485 | static const char *
11486 | hfinfo_number_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11487 | {
11488 | int display = hfinfo->display;
11489 |
11490 | if (hfinfo->type == FT_FRAMENUM) {
11491 | /*
11492 | * Frame numbers are always displayed in decimal.
11493 | */
11494 | display = BASE_DEC;
11495 | }
11496 |
11497 | return hfinfo_number_value_format_display64(hfinfo, display, buf, value);
11498 | }
11499 |
11500 | static const char *
11501 | hfinfo_char_value_format(const header_field_info *hfinfo, char buf[32], uint32_t value)
11502 | {
11503 | /* Get the underlying BASE_ value */
11504 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11505 |
11506 | return hfinfo_char_value_format_display(display, buf, value);
11507 | }
11508 |
11509 | static const char *
11510 | hfinfo_numeric_value_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11511 | {
11512 | /* Get the underlying BASE_ value */
11513 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11514 |
11515 | if (hfinfo->type == FT_FRAMENUM) {
11516 | /*
11517 | * Frame numbers are always displayed in decimal.
11518 | */
11519 | display = BASE_DEC;
11520 | }
11521 |
11522 | if (IS_BASE_PORT(display)(((display)==BASE_PT_UDP||(display)==BASE_PT_TCP||(display)== BASE_PT_DCCP||(display)==BASE_PT_SCTP))) {
11523 | display = BASE_DEC;
11524 | } else if (display == BASE_OUI) {
11525 | display = BASE_HEX;
11526 | }
11527 |
11528 | switch (display) {
11529 | case BASE_NONE:
11530 | /* case BASE_DEC: */
11531 | case BASE_DEC_HEX:
11532 | case BASE_OCT: /* XXX, why we're changing BASE_OCT to BASE_DEC? */
11533 | case BASE_CUSTOM:
11534 | display = BASE_DEC;
11535 | break;
11536 |
11537 | /* case BASE_HEX: */
11538 | case BASE_HEX_DEC:
11539 | display = BASE_HEX;
11540 | break;
11541 | }
11542 |
11543 | return hfinfo_number_value_format_display(hfinfo, display, buf, value);
11544 | }
11545 |
11546 | static const char *
11547 | hfinfo_numeric_value_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11548 | {
11549 | /* Get the underlying BASE_ value */
11550 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11551 |
11552 | if (hfinfo->type == FT_FRAMENUM) {
11553 | /*
11554 | * Frame numbers are always displayed in decimal.
11555 | */
11556 | display = BASE_DEC;
11557 | }
11558 |
11559 | switch (display) {
11560 | case BASE_NONE:
11561 | /* case BASE_DEC: */
11562 | case BASE_DEC_HEX:
11563 | case BASE_OCT: /* XXX, why we're changing BASE_OCT to BASE_DEC? */
11564 | case BASE_CUSTOM:
11565 | display = BASE_DEC;
11566 | break;
11567 |
11568 | /* case BASE_HEX: */
11569 | case BASE_HEX_DEC:
11570 | display = BASE_HEX;
11571 | break;
11572 | }
11573 |
11574 | return hfinfo_number_value_format_display64(hfinfo, display, buf, value);
11575 | }
11576 |
11577 | static const char *
11578 | hfinfo_char_vals_format(const header_field_info *hfinfo, char buf[32], uint32_t value)
11579 | {
11580 | /* Get the underlying BASE_ value */
11581 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11582 |
11583 | return hfinfo_char_value_format_display(display, buf, value);
11584 | }
11585 |
11586 | static const char *
11587 | hfinfo_number_vals_format(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint32_t value)
11588 | {
11589 | /* Get the underlying BASE_ value */
11590 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11591 |
11592 | if (display == BASE_NONE)
11593 | return NULL((void*)0);
11594 |
11595 | if (display == BASE_DEC_HEX)
11596 | display = BASE_DEC;
11597 | if (display == BASE_HEX_DEC)
11598 | display = BASE_HEX;
11599 |
11600 | return hfinfo_number_value_format_display(hfinfo, display, buf, value);
11601 | }
11602 |
11603 | static const char *
11604 | hfinfo_number_vals_format64(const header_field_info *hfinfo, char buf[NUMBER_LABEL_LENGTH80], uint64_t value)
11605 | {
11606 | /* Get the underlying BASE_ value */
11607 | int display = FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF);
11608 |
11609 | if (display == BASE_NONE)
11610 | return NULL((void*)0);
11611 |
11612 | if (display == BASE_DEC_HEX)
11613 | display = BASE_DEC;
11614 | if (display == BASE_HEX_DEC)
11615 | display = BASE_HEX;
11616 |
11617 | return hfinfo_number_value_format_display64(hfinfo, display, buf, value);
11618 | }
11619 |
11620 | const char *
11621 | proto_registrar_get_name(const int n)
11622 | {
11623 | header_field_info *hfinfo;
11624 |
11625 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11625 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11625 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11625, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11626 | return hfinfo->name;
11627 | }
11628 |
11629 | const char *
11630 | proto_registrar_get_abbrev(const int n)
11631 | {
11632 | header_field_info *hfinfo;
11633 |
11634 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11634 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11634 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11634, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11635 | return hfinfo->abbrev;
11636 | }
11637 |
11638 | enum ftenum
11639 | proto_registrar_get_ftype(const int n)
11640 | {
11641 | header_field_info *hfinfo;
11642 |
11643 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11643 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11643 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11643, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11644 | return hfinfo->type;
11645 | }
11646 |
11647 | int
11648 | proto_registrar_get_parent(const int n)
11649 | {
11650 | header_field_info *hfinfo;
11651 |
11652 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11652 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11652 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11652, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11653 | return hfinfo->parent;
11654 | }
11655 |
11656 | bool_Bool
11657 | proto_registrar_is_protocol(const int n)
11658 | {
11659 | header_field_info *hfinfo;
11660 |
11661 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11661 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11661 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11661, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11662 | return (((hfinfo->id != hf_text_only) && (hfinfo->parent == -1)) ? true1 : false0);
11663 | }
11664 |
11665 | /* Returns length of field in packet (not necessarily the length
11666 | * in our internal representation, as in the case of IPv4).
11667 | * 0 means undeterminable at time of registration
11668 | * -1 means the field is not registered. */
11669 | int
11670 | proto_registrar_get_length(const int n)
11671 | {
11672 | header_field_info *hfinfo;
11673 |
11674 | PROTO_REGISTRAR_GET_NTH(n, hfinfo)if((n == 0 || (unsigned)n > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11674 , __func__, "Unregistered hf! index=%d", n); ((void) ((n > 0 && (unsigned)n < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 11674 , "n > 0 && (unsigned)n < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[n] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11674, "gpa_hfinfo.hfi[n] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[n];;
11675 | return ftype_wire_size(hfinfo->type);
11676 | }
11677 |
11678 | size_t
11679 | proto_registrar_get_count(struct proto_registrar_stats *stats)
11680 | {
11681 | header_field_info *hfinfo;
11682 |
11683 | // Index zero is not used. We have to skip it.
11684 | size_t total_count = gpa_hfinfo.len - 1;
11685 | if (stats == NULL((void*)0)) {
11686 | return total_count;
11687 | }
11688 | for (uint32_t id = 1; id < gpa_hfinfo.len; id++) {
11689 | if (gpa_hfinfo.hfi[id] == NULL((void*)0)) {
11690 | stats->deregistered_count++;
11691 | continue; /* This is a deregistered protocol or header field */
11692 | }
11693 |
11694 | PROTO_REGISTRAR_GET_NTH(id, hfinfo)if((id == 0 || (unsigned)id > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 11694 , __func__, "Unregistered hf! index=%d", id); ((void) ((id > 0 && (unsigned)id < gpa_hfinfo.len) ? (void)0 : ( proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11694, "id > 0 && (unsigned)id < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[id] != (( void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 11694, "gpa_hfinfo.hfi[id] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[id];;
11695 |
11696 | if (proto_registrar_is_protocol(id))
11697 | stats->protocol_count++;
11698 |
11699 | if (hfinfo->same_name_prev_id != -1)
11700 | stats->same_name_count++;
11701 | }
11702 |
11703 | return total_count;
11704 | }
11705 |
11706 | /* Looks for a protocol or a field in a proto_tree. Returns true if
11707 | * it exists anywhere, or false if it exists nowhere. */
11708 | bool_Bool
11709 | proto_check_for_protocol_or_field(const proto_tree* tree, const int id)
11710 | {
11711 | GPtrArray *ptrs = proto_get_finfo_ptr_array(tree, id);
11712 |
11713 | if (g_ptr_array_len(ptrs)((ptrs) ? (ptrs)->len : 0) > 0) {
11714 | return true1;
11715 | }
11716 | else {
11717 | return false0;
11718 | }
11719 | }
11720 |
11721 | /* Return GPtrArray* of field_info pointers for all hfindex that appear in tree.
11722 | * This only works if the hfindex was "primed" before the dissection
11723 | * took place, as we just pass back the already-created GPtrArray*.
11724 | * The caller should *not* free the GPtrArray*; proto_tree_free_node()
11725 | * handles that. */
11726 | GPtrArray *
11727 | proto_get_finfo_ptr_array(const proto_tree *tree, const int id)
11728 | {
11729 | if (!tree)
11730 | return NULL((void*)0);
11731 |
11732 | if (PTREE_DATA(tree)((tree)->tree_data)->interesting_hfids != NULL((void*)0))
11733 | return (GPtrArray *)g_hash_table_lookup(PTREE_DATA(tree)((tree)->tree_data)->interesting_hfids,
11734 | GINT_TO_POINTER(id)((gpointer) (glong) (id)));
11735 | else
11736 | return NULL((void*)0);
11737 | }
11738 |
11739 | bool_Bool
11740 | proto_tracking_interesting_fields(const proto_tree *tree)
11741 | {
11742 | GHashTable *interesting_hfids;
11743 |
11744 | if (!tree)
11745 | return false0;
11746 |
11747 | interesting_hfids = PTREE_DATA(tree)((tree)->tree_data)->interesting_hfids;
11748 |
11749 | return (interesting_hfids != NULL((void*)0)) && g_hash_table_size(interesting_hfids);
11750 | }
11751 |
11752 | /* Helper struct for proto_find_info() and proto_all_finfos() */
11753 | typedef struct {
11754 | GPtrArray *array;
11755 | int id;
11756 | } ffdata_t;
11757 |
11758 | /* Helper function for proto_find_info() */
11759 | static bool_Bool
11760 | find_finfo(proto_node *node, void * data)
11761 | {
11762 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11763 | if (fi && fi->hfinfo) {
11764 | if (fi->hfinfo->id == ((ffdata_t*)data)->id) {
11765 | g_ptr_array_add(((ffdata_t*)data)->array, fi);
11766 | }
11767 | }
11768 |
11769 | /* Don't stop traversing. */
11770 | return false0;
11771 | }
11772 |
11773 | /* Helper function for proto_find_first_info() */
11774 | static bool_Bool
11775 | find_first_finfo(proto_node *node, void *data)
11776 | {
11777 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11778 | if (fi && fi->hfinfo) {
11779 | if (fi->hfinfo->id == ((ffdata_t*)data)->id) {
11780 | g_ptr_array_add(((ffdata_t*)data)->array, fi);
11781 |
11782 | /* Stop traversing. */
11783 | return true1;
11784 | }
11785 | }
11786 |
11787 | /* Continue traversing. */
11788 | return false0;
11789 | }
11790 |
11791 | /* Return GPtrArray* of field_info pointers for all hfindex that appear in a tree.
11792 | * This works on any proto_tree, primed or unprimed, but actually searches
11793 | * the tree, so it is slower than using proto_get_finfo_ptr_array on a primed tree.
11794 | * The caller does need to free the returned GPtrArray with
11795 | * g_ptr_array_free(<array>, true).
11796 | */
11797 | GPtrArray *
11798 | proto_find_finfo(proto_tree *tree, const int id)
11799 | {
11800 | ffdata_t ffdata;
11801 |
11802 | ffdata.array = g_ptr_array_new();
11803 | ffdata.id = id;
11804 |
11805 | proto_tree_traverse_pre_order(tree, find_finfo, &ffdata);
11806 |
11807 | return ffdata.array;
11808 | }
11809 |
11810 | /* Return GPtrArray* of first field_info pointers for the searched hfindex that appear in a tree.
11811 | * This works on any proto_tree, primed or unprimed, but actually searches
11812 | * the tree, so it is slower than using proto_get_finfo_ptr_array on a primed tree.
11813 | * The caller does need to free the returned GPtrArray with
11814 | * g_ptr_array_free(<array>, true).
11815 | */
11816 | GPtrArray *
11817 | proto_find_first_finfo(proto_tree *tree, const int id)
11818 | {
11819 | ffdata_t ffdata;
11820 |
11821 | ffdata.array = g_ptr_array_new();
11822 | ffdata.id = id;
11823 |
11824 | proto_tree_traverse_pre_order(tree, find_first_finfo, &ffdata);
11825 |
11826 | return ffdata.array;
11827 | }
11828 |
11829 | /* Helper function for proto_all_finfos() */
11830 | static bool_Bool
11831 | every_finfo(proto_node *node, void * data)
11832 | {
11833 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11834 | if (fi && fi->hfinfo) {
11835 | g_ptr_array_add(((ffdata_t*)data)->array, fi);
11836 | }
11837 |
11838 | /* Don't stop traversing. */
11839 | return false0;
11840 | }
11841 |
11842 | /* Return GPtrArray* of field_info pointers containing all hfindexes that appear in a tree.
11843 | * The caller does need to free the returned GPtrArray with
11844 | * g_ptr_array_free(<array>, true).
11845 | */
11846 | GPtrArray *
11847 | proto_all_finfos(proto_tree *tree)
11848 | {
11849 | ffdata_t ffdata;
11850 |
11851 | /* Pre allocate enough space to hold all fields in most cases */
11852 | ffdata.array = g_ptr_array_sized_new(512);
11853 | ffdata.id = 0;
11854 |
11855 | proto_tree_traverse_pre_order(tree, every_finfo, &ffdata);
11856 |
11857 | return ffdata.array;
11858 | }
11859 |
11860 |
11861 | typedef struct {
11862 | unsigned offset;
11863 | field_info *finfo;
11864 | tvbuff_t *tvb;
11865 | } offset_search_t;
11866 |
11867 | static bool_Bool
11868 | check_for_offset(proto_node *node, void * data)
11869 | {
11870 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11871 | offset_search_t *offsearch = (offset_search_t *)data;
11872 |
11873 | /* !fi == the top most container node which holds nothing */
11874 | if (fi && !proto_item_is_hidden(node) && !proto_item_is_generated(node) && fi->ds_tvb && offsearch->tvb == fi->ds_tvb) {
11875 | if (offsearch->offset >= (unsigned) fi->start &&
11876 | offsearch->offset < (unsigned) (fi->start + fi->length)) {
11877 |
11878 | offsearch->finfo = fi;
11879 | return false0; /* keep traversing */
11880 | }
11881 | }
11882 | return false0; /* keep traversing */
11883 | }
11884 |
11885 | /* Search a proto_tree backwards (from leaves to root) looking for the field
11886 | * whose start/length occupies 'offset' */
11887 | /* XXX - I couldn't find an easy way to search backwards, so I search
11888 | * forwards, w/o stopping. Therefore, the last finfo I find will the be
11889 | * the one I want to return to the user. This algorithm is inefficient
11890 | * and could be re-done, but I'd have to handle all the children and
11891 | * siblings of each node myself. When I have more time I'll do that.
11892 | * (yeah right) */
11893 | field_info *
11894 | proto_find_field_from_offset(proto_tree *tree, unsigned offset, tvbuff_t *tvb)
11895 | {
11896 | offset_search_t offsearch;
11897 |
11898 | offsearch.offset = offset;
11899 | offsearch.finfo = NULL((void*)0);
11900 | offsearch.tvb = tvb;
11901 |
11902 | proto_tree_traverse_pre_order(tree, check_for_offset, &offsearch);
11903 |
11904 | return offsearch.finfo;
11905 | }
11906 |
11907 | typedef struct {
11908 | unsigned length;
11909 | char *buf;
11910 | } decoded_data_t;
11911 |
11912 | static bool_Bool
11913 | check_for_undecoded(proto_node *node, void * data)
11914 | {
11915 | field_info *fi = PNODE_FINFO(node)((node)->finfo);
11916 | decoded_data_t* decoded = (decoded_data_t*)data;
11917 | unsigned i;
11918 | unsigned byte;
11919 | unsigned bit;
11920 |
11921 | if (fi && fi->hfinfo->type != FT_PROTOCOL) {
11922 | for (i = fi->start; i < fi->start + fi->length && i < decoded->length; i++) {
11923 | byte = i / 8;
11924 | bit = i % 8;
11925 | decoded->buf[byte] |= (1 << bit);
11926 | }
11927 | }
11928 |
11929 | return false0;
11930 | }
11931 |
11932 | char*
11933 | proto_find_undecoded_data(proto_tree *tree, unsigned length)
11934 | {
11935 | decoded_data_t decoded;
11936 | decoded.length = length;
11937 | decoded.buf = (char*)wmem_alloc0(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), length / 8 + 1);
11938 |
11939 | proto_tree_traverse_pre_order(tree, check_for_undecoded, &decoded);
11940 | return decoded.buf;
11941 | }
11942 |
11943 | /* Dumps the protocols in the registration database to stdout. An independent
11944 | * program can take this output and format it into nice tables or HTML or
11945 | * whatever.
11946 | *
11947 | * There is one record per line. The fields are tab-delimited.
11948 | *
11949 | * Field 1 = protocol name
11950 | * Field 2 = protocol short name
11951 | * Field 3 = protocol filter name
11952 | * Field 4 = protocol enabled
11953 | * Field 5 = protocol enabled by default
11954 | * Field 6 = protocol can toggle
11955 | */
11956 | void
11957 | proto_registrar_dump_protocols(void)
11958 | {
11959 | protocol_t *protocol;
11960 | int i;
11961 | void *cookie = NULL((void*)0);
11962 |
11963 |
11964 | i = proto_get_first_protocol(&cookie);
11965 | while (i != -1) {
11966 | protocol = find_protocol_by_id(i);
11967 | printf("%s\t%s\t%s\t%c\t%c\t%c\n",
11968 | protocol->name,
11969 | protocol->short_name,
11970 | protocol->filter_name,
11971 | (proto_is_protocol_enabled_by_default(protocol) ? 'T' : 'F'),
11972 | (proto_is_protocol_enabled(protocol) ? 'T' : 'F'),
11973 | (proto_can_toggle_protocol(protocol->proto_id) ? 'T' : 'F'));
11974 | i = proto_get_next_protocol(&cookie);
11975 | }
11976 | }
11977 |
11978 | /* Dumps the value_strings, extended value string headers, range_strings
11979 | * or true/false strings for fields that have them.
11980 | * There is one record per line. Fields are tab-delimited.
11981 | * There are four types of records: Value String, Extended Value String Header,
11982 | * Range String and True/False String. The first field, 'V', 'E', 'R' or 'T', indicates
11983 | * the type of record.
11984 | *
11985 | * Note that a record will be generated only if the value_string,... is referenced
11986 | * in a registered hfinfo entry.
11987 | *
11988 | *
11989 | * Value Strings
11990 | * -------------
11991 | * Field 1 = 'V'
11992 | * Field 2 = Field abbreviation to which this value string corresponds
11993 | * Field 3 = Integer value
11994 | * Field 4 = String
11995 | *
11996 | * Extended Value String Headers
11997 | * -----------------------------
11998 | * Field 1 = 'E'
11999 | * Field 2 = Field abbreviation to which this extended value string header corresponds
12000 | * Field 3 = Extended Value String "Name"
12001 | * Field 4 = Number of entries in the associated value_string array
12002 | * Field 5 = Access Type: "Linear Search", "Binary Search", "Direct (indexed) Access"
12003 | *
12004 | * Range Strings
12005 | * -------------
12006 | * Field 1 = 'R'
12007 | * Field 2 = Field abbreviation to which this range string corresponds
12008 | * Field 3 = Integer value: lower bound
12009 | * Field 4 = Integer value: upper bound
12010 | * Field 5 = String
12011 | *
12012 | * True/False Strings
12013 | * ------------------
12014 | * Field 1 = 'T'
12015 | * Field 2 = Field abbreviation to which this true/false string corresponds
12016 | * Field 3 = True String
12017 | * Field 4 = False String
12018 | */
12019 | void
12020 | proto_registrar_dump_values(void)
12021 | {
12022 | header_field_info *hfinfo;
12023 | int i, len, vi;
12024 | const value_string *vals;
12025 | const val64_string *vals64;
12026 | const range_string *range;
12027 | const true_false_string *tfs;
12028 | const unit_name_string *units;
12029 |
12030 | len = gpa_hfinfo.len;
12031 | for (i = 1; i < len ; i++) {
12032 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12033 | continue; /* This is a deregistered protocol or field */
12034 |
12035 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12035 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12035 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12035, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12036 |
12037 | if (hfinfo->id == hf_text_only) {
12038 | continue;
12039 | }
12040 |
12041 | /* ignore protocols */
12042 | if (proto_registrar_is_protocol(i)) {
12043 | continue;
12044 | }
12045 | /* process header fields */
12046 | #if 0 /* XXX: We apparently allow fields with the same name but with differing "strings" content */
12047 | /*
12048 | * If this field isn't at the head of the list of
12049 | * fields with this name, skip this field - all
12050 | * fields with the same name are really just versions
12051 | * of the same field stored in different bits, and
12052 | * should have the same type/radix/value list, and
12053 | * just differ in their bit masks. (If a field isn't
12054 | * a bitfield, but can be, say, 1 or 2 bytes long,
12055 | * it can just be made FT_UINT16, meaning the
12056 | * *maximum* length is 2 bytes, and be used
12057 | * for all lengths.)
12058 | */
12059 | if (hfinfo->same_name_prev_id != -1)
12060 | continue;
12061 | #endif
12062 | vals = NULL((void*)0);
12063 | vals64 = NULL((void*)0);
12064 | range = NULL((void*)0);
12065 | tfs = NULL((void*)0);
12066 | units = NULL((void*)0);
12067 |
12068 | if (hfinfo->strings != NULL((void*)0)) {
12069 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) != BASE_CUSTOM &&
12070 | (hfinfo->type == FT_CHAR ||
12071 | hfinfo->type == FT_UINT8 ||
12072 | hfinfo->type == FT_UINT16 ||
12073 | hfinfo->type == FT_UINT24 ||
12074 | hfinfo->type == FT_UINT32 ||
12075 | hfinfo->type == FT_UINT40 ||
12076 | hfinfo->type == FT_UINT48 ||
12077 | hfinfo->type == FT_UINT56 ||
12078 | hfinfo->type == FT_UINT64 ||
12079 | hfinfo->type == FT_INT8 ||
12080 | hfinfo->type == FT_INT16 ||
12081 | hfinfo->type == FT_INT24 ||
12082 | hfinfo->type == FT_INT32 ||
12083 | hfinfo->type == FT_INT40 ||
12084 | hfinfo->type == FT_INT48 ||
12085 | hfinfo->type == FT_INT56 ||
12086 | hfinfo->type == FT_INT64 ||
12087 | hfinfo->type == FT_FLOAT ||
12088 | hfinfo->type == FT_DOUBLE)) {
12089 |
12090 | if (hfinfo->display & BASE_RANGE_STRING0x00000100) {
12091 | range = (const range_string *)hfinfo->strings;
12092 | } else if (hfinfo->display & BASE_EXT_STRING0x00000200) {
12093 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
12094 | vals64 = VAL64_STRING_EXT_VS_P((const val64_string_ext *)hfinfo->strings)((const val64_string_ext *)hfinfo->strings)->_vs_p;
12095 | } else {
12096 | vals = VALUE_STRING_EXT_VS_P((const value_string_ext *)hfinfo->strings)((const value_string_ext *)hfinfo->strings)->_vs_p;
12097 | }
12098 | } else if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
12099 | vals64 = (const val64_string *)hfinfo->strings;
12100 | } else if (hfinfo->display & BASE_UNIT_STRING0x00001000) {
12101 | units = (const unit_name_string *)hfinfo->strings;
12102 | } else {
12103 | vals = (const value_string *)hfinfo->strings;
12104 | }
12105 | }
12106 | else if (hfinfo->type == FT_BOOLEAN) {
12107 | tfs = (const struct true_false_string *)hfinfo->strings;
12108 | }
12109 | }
12110 |
12111 | /* Print value strings? */
12112 | if (vals) {
12113 | if (hfinfo->display & BASE_EXT_STRING0x00000200) {
12114 | if (hfinfo->display & BASE_VAL64_STRING0x00000400) {
12115 | val64_string_ext *vse_p = (val64_string_ext *)hfinfo->strings;
12116 | if (!val64_string_ext_validate(vse_p)) {
12117 | ws_warning("Invalid val64_string_ext ptr for: %s", hfinfo->abbrev)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 12117, __func__, "Invalid val64_string_ext ptr for: %s", hfinfo ->abbrev); } } while (0);
12118 | continue;
12119 | }
12120 | try_val64_to_str_ext(0, vse_p); /* "prime" the extended val64_string */
12121 | printf("E\t%s\t%u\t%s\t%s\n",
12122 | hfinfo->abbrev,
12123 | VAL64_STRING_EXT_VS_NUM_ENTRIES(vse_p)(vse_p)->_vs_num_entries,
12124 | VAL64_STRING_EXT_VS_NAME(vse_p)(vse_p)->_vs_name,
12125 | val64_string_ext_match_type_str(vse_p));
12126 | } else {
12127 | value_string_ext *vse_p = (value_string_ext *)hfinfo->strings;
12128 | if (!value_string_ext_validate(vse_p)) {
12129 | ws_warning("Invalid value_string_ext ptr for: %s", hfinfo->abbrev)do { if (1) { ws_log_full("Epan", LOG_LEVEL_WARNING, "epan/proto.c" , 12129, __func__, "Invalid value_string_ext ptr for: %s", hfinfo ->abbrev); } } while (0);
12130 | continue;
12131 | }
12132 | try_val_to_str_ext(0, vse_p); /* "prime" the extended value_string */
12133 | printf("E\t%s\t%u\t%s\t%s\n",
12134 | hfinfo->abbrev,
12135 | VALUE_STRING_EXT_VS_NUM_ENTRIES(vse_p)(vse_p)->_vs_num_entries,
12136 | VALUE_STRING_EXT_VS_NAME(vse_p)(vse_p)->_vs_name,
12137 | value_string_ext_match_type_str(vse_p));
12138 | }
12139 | }
12140 | vi = 0;
12141 | while (vals[vi].strptr) {
12142 | /* Print in the proper base */
12143 | if (hfinfo->type == FT_CHAR) {
12144 | if (g_ascii_isprint(vals[vi].value)((g_ascii_table[(guchar) (vals[vi].value)] & G_ASCII_PRINT ) != 0)) {
12145 | printf("V\t%s\t'%c'\t%s\n",
12146 | hfinfo->abbrev,
12147 | vals[vi].value,
12148 | vals[vi].strptr);
12149 | } else {
12150 | if (hfinfo->display == BASE_HEX) {
12151 | printf("V\t%s\t'\\x%02x'\t%s\n",
12152 | hfinfo->abbrev,
12153 | vals[vi].value,
12154 | vals[vi].strptr);
12155 | }
12156 | else {
12157 | printf("V\t%s\t'\\%03o'\t%s\n",
12158 | hfinfo->abbrev,
12159 | vals[vi].value,
12160 | vals[vi].strptr);
12161 | }
12162 | }
12163 | } else {
12164 | if (hfinfo->display == BASE_HEX) {
12165 | printf("V\t%s\t0x%x\t%s\n",
12166 | hfinfo->abbrev,
12167 | vals[vi].value,
12168 | vals[vi].strptr);
12169 | }
12170 | else {
12171 | printf("V\t%s\t%u\t%s\n",
12172 | hfinfo->abbrev,
12173 | vals[vi].value,
12174 | vals[vi].strptr);
12175 | }
12176 | }
12177 | vi++;
12178 | }
12179 | }
12180 | else if (vals64) {
12181 | vi = 0;
12182 | while (vals64[vi].strptr) {
12183 | printf("V64\t%s\t%" PRIu64"l" "u" "\t%s\n",
12184 | hfinfo->abbrev,
12185 | vals64[vi].value,
12186 | vals64[vi].strptr);
12187 | vi++;
12188 | }
12189 | }
12190 |
12191 | /* print range strings? */
12192 | else if (range) {
12193 | vi = 0;
12194 | while (range[vi].strptr) {
12195 | /* Print in the proper base */
12196 | if (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_HEX) {
12197 | printf("R\t%s\t0x%"PRIx64"l" "x""\t0x%"PRIx64"l" "x""\t%s\n",
12198 | hfinfo->abbrev,
12199 | range[vi].value_min,
12200 | range[vi].value_max,
12201 | range[vi].strptr);
12202 | }
12203 | else {
12204 | printf("R\t%s\t%"PRIu64"l" "u""\t%"PRIu64"l" "u""\t%s\n",
12205 | hfinfo->abbrev,
12206 | range[vi].value_min,
12207 | range[vi].value_max,
12208 | range[vi].strptr);
12209 | }
12210 | vi++;
12211 | }
12212 | }
12213 |
12214 | /* Print true/false strings? */
12215 | else if (tfs) {
12216 | printf("T\t%s\t%s\t%s\n", hfinfo->abbrev,
12217 | tfs->true_string, tfs->false_string);
12218 | }
12219 | /* Print unit strings? */
12220 | else if (units) {
12221 | printf("U\t%s\t%s\t%s\n", hfinfo->abbrev,
12222 | units->singular, units->plural ? units->plural : "(no plural)");
12223 | }
12224 | }
12225 | }
12226 |
12227 | /* Prints the number of registered fields.
12228 | * Useful for determining an appropriate value for
12229 | * PROTO_PRE_ALLOC_HF_FIELDS_MEM.
12230 | *
12231 | * Returns false if PROTO_PRE_ALLOC_HF_FIELDS_MEM is larger than or equal to
12232 | * the number of fields, true otherwise.
12233 | */
12234 | bool_Bool
12235 | proto_registrar_dump_fieldcount(void)
12236 | {
12237 | struct proto_registrar_stats stats = {0, 0, 0};
12238 | size_t total_count = proto_registrar_get_count(&stats);
12239 |
12240 | printf("There are %zu header fields registered, of which:\n"
12241 | "\t%zu are deregistered\n"
12242 | "\t%zu are protocols\n"
12243 | "\t%zu have the same name as another field\n\n",
12244 | total_count, stats.deregistered_count, stats.protocol_count,
12245 | stats.same_name_count);
12246 |
12247 | printf("%d fields were pre-allocated.\n%s", PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000),
12248 | (gpa_hfinfo.allocated_len > PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000)) ?
12249 | "* * Please increase PROTO_PRE_ALLOC_HF_FIELDS_MEM (in epan/proto.c)! * *\n\n" :
12250 | "\n");
12251 |
12252 | printf("The header field table consumes %u KiB of memory.\n",
12253 | (unsigned int)(gpa_hfinfo.allocated_len * sizeof(header_field_info *) / 1024));
12254 | printf("The fields themselves consume %u KiB of memory.\n",
12255 | (unsigned int)(gpa_hfinfo.len * sizeof(header_field_info) / 1024));
12256 |
12257 | return (gpa_hfinfo.allocated_len > PROTO_PRE_ALLOC_HF_FIELDS_MEM(300000+5000));
12258 | }
12259 |
12260 | static void
12261 | elastic_add_base_mapping(json_dumper *dumper)
12262 | {
12263 | json_dumper_set_member_name(dumper, "index_patterns");
12264 | json_dumper_begin_array(dumper);
12265 | // The index names from write_json_index() in print.c
12266 | json_dumper_value_string(dumper, "packets-*");
12267 | json_dumper_end_array(dumper);
12268 |
12269 | json_dumper_set_member_name(dumper, "settings");
12270 | json_dumper_begin_object(dumper);
12271 | json_dumper_set_member_name(dumper, "index.mapping.total_fields.limit");
12272 | json_dumper_value_anyf(dumper, "%d", 1000000);
12273 | json_dumper_end_object(dumper);
12274 | }
12275 |
12276 | static char*
12277 | ws_type_to_elastic(unsigned type)
12278 | {
12279 | switch(type) {
12280 | case FT_INT8:
12281 | return "byte";
12282 | case FT_UINT8:
12283 | case FT_INT16:
12284 | return "short";
12285 | case FT_UINT16:
12286 | case FT_INT32:
12287 | case FT_UINT24:
12288 | case FT_INT24:
12289 | return "integer";
12290 | case FT_FRAMENUM:
12291 | case FT_UINT32:
12292 | case FT_UINT40:
12293 | case FT_UINT48:
12294 | case FT_UINT56:
12295 | case FT_INT40:
12296 | case FT_INT48:
12297 | case FT_INT56:
12298 | case FT_INT64:
12299 | return "long";
12300 | case FT_UINT64:
12301 | return "unsigned long"; // ElasticSearch since 7.0, OpenSearch 2.8
12302 | case FT_FLOAT:
12303 | return "float";
12304 | case FT_DOUBLE:
12305 | case FT_RELATIVE_TIME: // "scaled_float" with "scaling_factor" 1e9 superior?
12306 | return "double";
12307 | case FT_IPv6:
12308 | case FT_IPv4:
12309 | return "ip";
12310 | case FT_ABSOLUTE_TIME:
12311 | return "date_nanos"; // This is a 64 bit integer of nanoseconds, so it does have a Y2262 problem
12312 | case FT_BOOLEAN:
12313 | return "boolean";
12314 | default:
12315 | return NULL((void*)0);
12316 | }
12317 | }
12318 |
12319 | static char*
12320 | dot_to_underscore(char* str)
12321 | {
12322 | unsigned i;
12323 | for (i = 0; i < strlen(str); i++) {
12324 | if (str[i] == '.')
12325 | str[i] = '_';
12326 | }
12327 | return str;
12328 | }
12329 |
12330 | /* Dumps a mapping file for ElasticSearch
12331 | * This is the v1 (legacy) _template API.
12332 | * At some point it may need to be updated with the composable templates
12333 | * introduced in Elasticsearch 7.8 (_index_template)
12334 | */
12335 | void
12336 | proto_registrar_dump_elastic(const char* filter)
12337 | {
12338 | header_field_info *hfinfo;
12339 | header_field_info *parent_hfinfo;
12340 | unsigned i;
12341 | bool_Bool open_object = true1;
12342 | const char* prev_proto = NULL((void*)0);
12343 | char* str;
12344 | char** protos = NULL((void*)0);
12345 | char* proto;
12346 | bool_Bool found;
12347 | unsigned j;
12348 | char* type;
12349 | char* prev_item = NULL((void*)0);
12350 |
12351 | /* We have filtering protocols. Extract them. */
12352 | if (filter) {
12353 | protos = g_strsplit(filter, ",", -1);
12354 | }
12355 |
12356 | /*
12357 | * To help tracking down the json tree, objects have been appended with a comment:
12358 | * n.label -> where n is the indentation level and label the name of the object
12359 | */
12360 |
12361 | json_dumper dumper = {
12362 | .output_file = stdoutstdout,
12363 | .flags = JSON_DUMPER_FLAGS_PRETTY_PRINT(1 << 0),
12364 | };
12365 | json_dumper_begin_object(&dumper); // 1.root
12366 | elastic_add_base_mapping(&dumper);
12367 |
12368 | json_dumper_set_member_name(&dumper, "mappings");
12369 | json_dumper_begin_object(&dumper); // 2.mappings
12370 |
12371 | json_dumper_set_member_name(&dumper, "properties");
12372 | json_dumper_begin_object(&dumper); // 3.properties
12373 | json_dumper_set_member_name(&dumper, "timestamp");
12374 | json_dumper_begin_object(&dumper); // 4.timestamp
12375 | json_dumper_set_member_name(&dumper, "type");
12376 | json_dumper_value_string(&dumper, "date");
12377 | json_dumper_end_object(&dumper); // 4.timestamp
12378 |
12379 | json_dumper_set_member_name(&dumper, "layers");
12380 | json_dumper_begin_object(&dumper); // 4.layers
12381 | json_dumper_set_member_name(&dumper, "properties");
12382 | json_dumper_begin_object(&dumper); // 5.properties
12383 |
12384 | for (i = 1; i < gpa_hfinfo.len; i++) {
12385 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12386 | continue; /* This is a deregistered protocol or header field */
12387 |
12388 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12388 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12388 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12388, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12389 |
12390 | /*
12391 | * Skip the pseudo-field for "proto_tree_add_text()" since
12392 | * we don't want it in the list of filterable protocols.
12393 | */
12394 | if (hfinfo->id == hf_text_only)
12395 | continue;
12396 |
12397 | if (!proto_registrar_is_protocol(i)) {
12398 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12398 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12398 , "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12398 , "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
12399 |
12400 | /*
12401 | * Skip the field if filter protocols have been set and this one's
12402 | * parent is not listed.
12403 | */
12404 | if (protos) {
12405 | found = false0;
12406 | j = 0;
12407 | proto = protos[0];
12408 | while(proto) {
12409 | if (!g_strcmp0(proto, parent_hfinfo->abbrev)) {
12410 | found = true1;
12411 | break;
12412 | }
12413 | j++;
12414 | proto = protos[j];
12415 | }
12416 | if (!found)
12417 | continue;
12418 | }
12419 |
12420 | if (prev_proto && g_strcmp0(parent_hfinfo->abbrev, prev_proto)) {
12421 | json_dumper_end_object(&dumper); // 7.properties
12422 | json_dumper_end_object(&dumper); // 8.parent_hfinfo->abbrev
12423 | open_object = true1;
12424 | }
12425 |
12426 | prev_proto = parent_hfinfo->abbrev;
12427 |
12428 | if (open_object) {
12429 | json_dumper_set_member_name(&dumper, parent_hfinfo->abbrev);
12430 | json_dumper_begin_object(&dumper); // 6.parent_hfinfo->abbrev
12431 | json_dumper_set_member_name(&dumper, "properties");
12432 | json_dumper_begin_object(&dumper); // 7.properties
12433 | open_object = false0;
12434 | }
12435 | /* Skip the fields that would map into string. This is the default in elasticsearch. */
12436 | type = ws_type_to_elastic(hfinfo->type);
12437 | /* when type is NULL, we have the default mapping: string */
12438 | if (type) {
12439 | str = ws_strdup_printf("%s_%s", prev_proto, hfinfo->abbrev)wmem_strdup_printf(((void*)0), "%s_%s", prev_proto, hfinfo-> abbrev);
12440 | dot_to_underscore(str);
12441 | if (g_strcmp0(prev_item, str)) {
12442 | json_dumper_set_member_name(&dumper, str);
12443 | json_dumper_begin_object(&dumper); // 8.hfinfo->abbrev
12444 | json_dumper_set_member_name(&dumper, "type");
12445 | json_dumper_value_string(&dumper, type);
12446 | json_dumper_end_object(&dumper); // 8.hfinfo->abbrev
12447 | }
12448 | g_free(prev_item)(__builtin_object_size ((prev_item), 0) != ((size_t) - 1)) ? g_free_sized (prev_item, __builtin_object_size ((prev_item), 0)) : (g_free ) (prev_item);
12449 | prev_item = str;
12450 | }
12451 | }
12452 | }
12453 | g_free(prev_item)(__builtin_object_size ((prev_item), 0) != ((size_t) - 1)) ? g_free_sized (prev_item, __builtin_object_size ((prev_item), 0)) : (g_free ) (prev_item);
12454 |
12455 | if (prev_proto) {
12456 | json_dumper_end_object(&dumper); // 7.properties
12457 | json_dumper_end_object(&dumper); // 6.parent_hfinfo->abbrev
12458 | }
12459 |
12460 | json_dumper_end_object(&dumper); // 5.properties
12461 | json_dumper_end_object(&dumper); // 4.layers
12462 | json_dumper_end_object(&dumper); // 3.properties
12463 | json_dumper_end_object(&dumper); // 2.mappings
12464 | json_dumper_end_object(&dumper); // 1.root
12465 | bool_Bool ret = json_dumper_finish(&dumper);
12466 | DISSECTOR_ASSERT(ret)((void) ((ret) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 12466, "ret"))));
12467 |
12468 | g_strfreev(protos);
12469 | }
12470 |
12471 | /* Dumps the contents of the registration database to stdout. An independent
12472 | * program can take this output and format it into nice tables or HTML or
12473 | * whatever.
12474 | *
12475 | * There is one record per line. Each record is either a protocol or a header
12476 | * field, differentiated by the first field. The fields are tab-delimited.
12477 | *
12478 | * Protocols
12479 | * ---------
12480 | * Field 1 = 'P'
12481 | * Field 2 = descriptive protocol name
12482 | * Field 3 = protocol abbreviation
12483 | *
12484 | * Header Fields
12485 | * -------------
12486 | * Field 1 = 'F'
12487 | * Field 2 = descriptive field name
12488 | * Field 3 = field abbreviation
12489 | * Field 4 = type ( textual representation of the ftenum type )
12490 | * Field 5 = parent protocol abbreviation
12491 | * Field 6 = base for display (for integer types); "parent bitfield width" for FT_BOOLEAN
12492 | * Field 7 = bitmask: format: hex: 0x....
12493 | * Field 8 = blurb describing field
12494 | */
12495 | void
12496 | proto_registrar_dump_fields(void)
12497 | {
12498 | header_field_info *hfinfo, *parent_hfinfo;
12499 | int i, len;
12500 | const char *enum_name;
12501 | const char *base_name;
12502 | const char *blurb;
12503 | char width[5];
12504 |
12505 | len = gpa_hfinfo.len;
12506 | for (i = 1; i < len ; i++) {
12507 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12508 | continue; /* This is a deregistered protocol or header field */
12509 |
12510 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12510 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12510 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12510, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12511 |
12512 | /*
12513 | * Skip the pseudo-field for "proto_tree_add_text()" since
12514 | * we don't want it in the list of filterable fields.
12515 | */
12516 | if (hfinfo->id == hf_text_only)
12517 | continue;
12518 |
12519 | /* format for protocols */
12520 | if (proto_registrar_is_protocol(i)) {
12521 | printf("P\t%s\t%s\n", hfinfo->name, hfinfo->abbrev);
12522 | }
12523 | /* format for header fields */
12524 | else {
12525 | /*
12526 | * If this field isn't at the head of the list of
12527 | * fields with this name, skip this field - all
12528 | * fields with the same name are really just versions
12529 | * of the same field stored in different bits, and
12530 | * should have the same type/radix/value list, and
12531 | * just differ in their bit masks. (If a field isn't
12532 | * a bitfield, but can be, say, 1 or 2 bytes long,
12533 | * it can just be made FT_UINT16, meaning the
12534 | * *maximum* length is 2 bytes, and be used
12535 | * for all lengths.)
12536 | */
12537 | if (hfinfo->same_name_prev_id != -1)
12538 | continue;
12539 |
12540 | PROTO_REGISTRAR_GET_NTH(hfinfo->parent, parent_hfinfo)if((hfinfo->parent == 0 || (unsigned)hfinfo->parent > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12540 , __func__, "Unregistered hf! index=%d", hfinfo->parent); ( (void) ((hfinfo->parent > 0 && (unsigned)hfinfo ->parent < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12540 , "hfinfo->parent > 0 && (unsigned)hfinfo->parent < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfinfo-> parent] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12540 , "gpa_hfinfo.hfi[hfinfo->parent] != ((void*)0)", "Unregistered hf!" )))) ; parent_hfinfo = gpa_hfinfo.hfi[hfinfo->parent];;
12541 |
12542 | enum_name = ftype_name(hfinfo->type);
12543 | base_name = "";
12544 |
12545 | if (hfinfo->type == FT_CHAR ||
12546 | hfinfo->type == FT_UINT8 ||
12547 | hfinfo->type == FT_UINT16 ||
12548 | hfinfo->type == FT_UINT24 ||
12549 | hfinfo->type == FT_UINT32 ||
12550 | hfinfo->type == FT_UINT40 ||
12551 | hfinfo->type == FT_UINT48 ||
12552 | hfinfo->type == FT_UINT56 ||
12553 | hfinfo->type == FT_UINT64 ||
12554 | hfinfo->type == FT_INT8 ||
12555 | hfinfo->type == FT_INT16 ||
12556 | hfinfo->type == FT_INT24 ||
12557 | hfinfo->type == FT_INT32 ||
12558 | hfinfo->type == FT_INT40 ||
12559 | hfinfo->type == FT_INT48 ||
12560 | hfinfo->type == FT_INT56 ||
12561 | hfinfo->type == FT_INT64) {
12562 |
12563 | switch (FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF)) {
12564 | case BASE_NONE:
12565 | case BASE_DEC:
12566 | case BASE_HEX:
12567 | case BASE_OCT:
12568 | case BASE_DEC_HEX:
12569 | case BASE_HEX_DEC:
12570 | case BASE_CUSTOM:
12571 | case BASE_PT_UDP:
12572 | case BASE_PT_TCP:
12573 | case BASE_PT_DCCP:
12574 | case BASE_PT_SCTP:
12575 | case BASE_OUI:
12576 | base_name = val_to_str_const(FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF), hf_display, "????");
12577 | break;
12578 | default:
12579 | base_name = "????";
12580 | break;
12581 | }
12582 | } else if (hfinfo->type == FT_BOOLEAN) {
12583 | /* For FT_BOOLEAN: 'display' can be "parent bitfield width" */
12584 | snprintf(width, sizeof(width), "%d", hfinfo->display);
12585 | base_name = width;
12586 | }
12587 |
12588 | blurb = hfinfo->blurb;
12589 | if (blurb == NULL((void*)0))
12590 | blurb = "";
12591 | else if (strlen(blurb) == 0)
12592 | blurb = "\"\"";
12593 |
12594 | printf("F\t%s\t%s\t%s\t%s\t%s\t0x%" PRIx64"l" "x" "\t%s\n",
12595 | hfinfo->name, hfinfo->abbrev, enum_name,
12596 | parent_hfinfo->abbrev, base_name,
12597 | hfinfo->bitmask, blurb);
12598 | }
12599 | }
12600 | }
12601 |
12602 | /* Dumps all abbreviated field and protocol completions of the given string to
12603 | * stdout. An independent program may use this for command-line tab completion
12604 | * of fields.
12605 | */
12606 | bool_Bool
12607 | proto_registrar_dump_field_completions(const char *prefix)
12608 | {
12609 | header_field_info *hfinfo;
12610 | int i, len;
12611 | size_t prefix_len;
12612 | bool_Bool matched = false0;
12613 |
12614 | prefix_len = strlen(prefix);
12615 | len = gpa_hfinfo.len;
12616 | for (i = 1; i < len ; i++) {
12617 | if (gpa_hfinfo.hfi[i] == NULL((void*)0))
12618 | continue; /* This is a deregistered protocol or header field */
12619 |
12620 | PROTO_REGISTRAR_GET_NTH(i, hfinfo)if((i == 0 || (unsigned)i > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 12620 , __func__, "Unregistered hf! index=%d", i); ((void) ((i > 0 && (unsigned)i < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12620 , "i > 0 && (unsigned)i < gpa_hfinfo.len", "Unregistered hf!" )))) ; ((void) ((gpa_hfinfo.hfi[i] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12620, "gpa_hfinfo.hfi[i] != ((void*)0)", "Unregistered hf!" )))) ; hfinfo = gpa_hfinfo.hfi[i];;
12621 |
12622 | /*
12623 | * Skip the pseudo-field for "proto_tree_add_text()" since
12624 | * we don't want it in the list of filterable fields.
12625 | */
12626 | if (hfinfo->id == hf_text_only)
12627 | continue;
12628 |
12629 | /* format for protocols */
12630 | if (proto_registrar_is_protocol(i)) {
12631 | if(0 == strncmp(hfinfo->abbrev, prefix, prefix_len)) {
12632 | matched = true1;
12633 | printf("%s\t%s\n", hfinfo->abbrev, hfinfo->name);
12634 | }
12635 | }
12636 | /* format for header fields */
12637 | else {
12638 | /*
12639 | * If this field isn't at the head of the list of
12640 | * fields with this name, skip this field - all
12641 | * fields with the same name are really just versions
12642 | * of the same field stored in different bits, and
12643 | * should have the same type/radix/value list, and
12644 | * just differ in their bit masks. (If a field isn't
12645 | * a bitfield, but can be, say, 1 or 2 bytes long,
12646 | * it can just be made FT_UINT16, meaning the
12647 | * *maximum* length is 2 bytes, and be used
12648 | * for all lengths.)
12649 | */
12650 | if (hfinfo->same_name_prev_id != -1)
12651 | continue;
12652 |
12653 | if(0 == strncmp(hfinfo->abbrev, prefix, prefix_len)) {
12654 | matched = true1;
12655 | printf("%s\t%s\n", hfinfo->abbrev, hfinfo->name);
12656 | }
12657 | }
12658 | }
12659 | return matched;
12660 | }
12661 |
12662 | /* Dumps field types and descriptive names to stdout. An independent
12663 | * program can take this output and format it into nice tables or HTML or
12664 | * whatever.
12665 | *
12666 | * There is one record per line. The fields are tab-delimited.
12667 | *
12668 | * Field 1 = field type name, e.g. FT_UINT8
12669 | * Field 2 = descriptive name, e.g. "Unsigned, 1 byte"
12670 | */
12671 | void
12672 | proto_registrar_dump_ftypes(void)
12673 | {
12674 | int fte;
12675 |
12676 | for (fte = 0; fte < FT_NUM_TYPES; fte++) {
12677 | printf("%s\t%s\n", ftype_name((ftenum_t)fte), ftype_pretty_name((ftenum_t)fte));
12678 | }
12679 | }
12680 |
12681 | /* This function indicates whether it's possible to construct a
12682 | * "match selected" display filter string for the specified field,
12683 | * returns an indication of whether it's possible, and, if it's
12684 | * possible and "filter" is non-null, constructs the filter and
12685 | * sets "*filter" to point to it.
12686 | * You do not need to [g_]free() this string since it will be automatically
12687 | * freed once the next packet is dissected.
12688 | */
12689 | static bool_Bool
12690 | construct_match_selected_string(const field_info *finfo, epan_dissect_t *edt,
12691 | char **filter)
12692 | {
12693 | const header_field_info *hfinfo;
12694 | int start, length, length_remaining;
12695 |
12696 | if (!finfo)
12697 | return false0;
12698 |
12699 | hfinfo = finfo->hfinfo;
12700 | DISSECTOR_ASSERT(hfinfo)((void) ((hfinfo) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 12700, "hfinfo"))));
12701 |
12702 | /* If we have BASE_NONE and strings (a non-NULL FIELDCONVERT),
12703 | * then "the numeric value ... is not used when preparing
12704 | * filters for the field in question." If it's any other
12705 | * base, we'll generate the filter normally (which will
12706 | * be numeric, even though the human-readable string does
12707 | * work for filtering.)
12708 | *
12709 | * XXX - It might be nice to use fvalue_to_string_repr() in
12710 | * "proto_item_fill_label()" as well, although, there, you'd
12711 | * have to deal with the base *and* with resolved values for
12712 | * addresses.
12713 | *
12714 | * Perhaps in addition to taking the repr type (DISPLAY
12715 | * or DFILTER) and the display (base), fvalue_to_string_repr()
12716 | * should have the the "strings" values in the header_field_info
12717 | * structure for the field as a parameter, so it can have
12718 | * if the field is Boolean or an enumerated integer type,
12719 | * the tables used to generate human-readable values.
12720 | */
12721 | if (hfinfo->strings && FIELD_DISPLAY(hfinfo->display)((hfinfo->display) & 0xFF) == BASE_NONE) {
12722 | const char *str = NULL((void*)0);
12723 |
12724 | switch (hfinfo->type) {
12725 |
12726 | case FT_INT8:
12727 | case FT_INT16:
12728 | case FT_INT24:
12729 | case FT_INT32:
12730 | str = hf_try_val_to_str(fvalue_get_sinteger(finfo->value), hfinfo);
12731 | break;
12732 |
12733 | case FT_CHAR:
12734 | case FT_UINT8:
12735 | case FT_UINT16:
12736 | case FT_UINT24:
12737 | case FT_UINT32:
12738 | str = hf_try_val_to_str(fvalue_get_uinteger(finfo->value), hfinfo);
12739 | break;
12740 |
12741 | default:
12742 | break;
12743 | }
12744 |
12745 | if (str != NULL((void*)0) && filter != NULL((void*)0)) {
12746 | *filter = wmem_strdup_printf(NULL((void*)0), "%s == \"%s\"", hfinfo->abbrev, str);
12747 | return true1;
12748 | }
12749 | }
12750 |
12751 | switch (hfinfo->type) {
12752 |
12753 | case FT_PROTOCOL:
12754 | if (filter != NULL((void*)0))
12755 | *filter = wmem_strdup(NULL((void*)0), finfo->hfinfo->abbrev);
12756 | break;
12757 |
12758 | case FT_NONE:
12759 | /*
12760 | * If the length is 0, just match the name of the
12761 | * field.
12762 | *
12763 | * (Also check for negative values, just in case,
12764 | * as we'll cast it to an unsigned value later.)
12765 | */
12766 | length = finfo->length;
12767 | if (length == 0) {
12768 | if (filter != NULL((void*)0))
12769 | *filter = wmem_strdup(NULL((void*)0), finfo->hfinfo->abbrev);
12770 | break;
12771 | }
12772 | if (length < 0)
12773 | return false0;
12774 |
12775 | /*
12776 | * This doesn't have a value, so we'd match
12777 | * on the raw bytes at this address.
12778 | *
12779 | * Should we be allowed to access to the raw bytes?
12780 | * If "edt" is NULL, the answer is "no".
12781 | */
12782 | if (edt == NULL((void*)0))
12783 | return false0;
12784 |
12785 | /*
12786 | * Is this field part of the raw frame tvbuff?
12787 | * If not, we can't use "frame[N:M]" to match
12788 | * it.
12789 | *
12790 | * XXX - should this be frame-relative, or
12791 | * protocol-relative?
12792 | *
12793 | * XXX - does this fallback for non-registered
12794 | * fields even make sense?
12795 | */
12796 | if (finfo->ds_tvb != edt->tvb)
12797 | return false0; /* you lose */
12798 |
12799 | /*
12800 | * Don't go past the end of that tvbuff.
12801 | */
12802 | length_remaining = tvb_captured_length_remaining(finfo->ds_tvb, finfo->start);
12803 | if (length > length_remaining)
12804 | length = length_remaining;
12805 | if (length <= 0)
12806 | return false0;
12807 |
12808 | if (filter != NULL((void*)0)) {
12809 | start = finfo->start;
12810 | char *str = bytes_to_dfilter_repr(NULL((void*)0), tvb_get_ptr(finfo->ds_tvb, start, length), length);
12811 | *filter = wmem_strdup_printf(NULL((void*)0), "frame[%d:%d] == %s", finfo->start, length, str);
12812 | wmem_free(NULL((void*)0), str);
12813 | }
12814 | break;
12815 |
12816 | /* By default, use the fvalue's "to_string_repr" method. */
12817 | default:
12818 | if (filter != NULL((void*)0)) {
12819 | char *str = fvalue_to_string_repr(NULL((void*)0), finfo->value, FTREPR_DFILTER, finfo->hfinfo->display);
12820 | *filter = wmem_strdup_printf(NULL((void*)0), "%s == %s", hfinfo->abbrev, str);
12821 | wmem_free(NULL((void*)0), str);
12822 | }
12823 | break;
12824 | }
12825 |
12826 | return true1;
12827 | }
12828 |
12829 | /*
12830 | * Returns true if we can do a "match selected" on the field, false
12831 | * otherwise.
12832 | */
12833 | bool_Bool
12834 | proto_can_match_selected(const field_info *finfo, epan_dissect_t *edt)
12835 | {
12836 | return construct_match_selected_string(finfo, edt, NULL((void*)0));
12837 | }
12838 |
12839 | /* This function attempts to construct a "match selected" display filter
12840 | * string for the specified field; if it can do so, it returns a pointer
12841 | * to the string, otherwise it returns NULL.
12842 | *
12843 | * The string is wmem allocated and must be freed with "wmem_free(NULL, ...)".
12844 | */
12845 | char *
12846 | proto_construct_match_selected_string(const field_info *finfo, epan_dissect_t *edt)
12847 | {
12848 | char *filter = NULL((void*)0);
12849 |
12850 | if (!construct_match_selected_string(finfo, edt, &filter))
12851 | {
12852 | wmem_free(NULL((void*)0), filter);
12853 | return NULL((void*)0);
12854 | }
12855 | return filter;
12856 | }
12857 |
12858 | /* This function is common code for all proto_tree_add_bitmask... functions.
12859 | */
12860 |
12861 | static bool_Bool
12862 | proto_item_add_bitmask_tree(proto_item *item, tvbuff_t *tvb, const unsigned offset,
12863 | const unsigned len, const int ett, int * const *fields,
12864 | const int flags, bool_Bool first,
12865 | bool_Bool use_parent_tree,
12866 | proto_tree* tree, uint64_t value)
12867 | {
12868 | uint64_t available_bits = UINT64_MAX(18446744073709551615UL);
12869 | uint64_t bitmask = 0;
12870 | uint64_t tmpval;
12871 | header_field_info *hf;
12872 | uint32_t integer32;
12873 | int bit_offset;
12874 | int no_of_bits;
12875 |
12876 | if (!*fields)
12877 | REPORT_DISSECTOR_BUG("Illegal call of proto_item_add_bitmask_tree without fields")proto_report_dissector_bug("Illegal call of proto_item_add_bitmask_tree without fields" );
12878 |
12879 | if (len > 8)
12880 | REPORT_DISSECTOR_BUG("Invalid len: %d", len)proto_report_dissector_bug("Invalid len: %d", len);
12881 | /**
12882 | * packet-frame.c uses len=0 since the value is taken from the packet
12883 | * metadata, not the packet bytes. In that case, assume that all bits
12884 | * in the provided value are valid.
12885 | */
12886 | if (len > 0) {
12887 | available_bits >>= (8 - len)*8;
12888 | }
12889 |
12890 | if (use_parent_tree == false0)
12891 | tree = proto_item_add_subtree(item, ett);
12892 |
12893 | while (*fields) {
12894 | uint64_t present_bits;
12895 | PROTO_REGISTRAR_GET_NTH(**fields,hf)if((**fields == 0 || (unsigned)**fields > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 12895, __func__, "Unregistered hf! index=%d" , **fields); ((void) ((**fields > 0 && (unsigned)* *fields < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12895 , "**fields > 0 && (unsigned)**fields < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[**fields] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 12895, "gpa_hfinfo.hfi[**fields] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[**fields];;
12896 | DISSECTOR_ASSERT_HINT(hf->bitmask != 0, hf->abbrev)((void) ((hf->bitmask != 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 12896 , "hf->bitmask != 0", hf->abbrev))));
12897 |
12898 | bitmask |= hf->bitmask;
12899 |
12900 | /* Skip fields that aren't fully present */
12901 | present_bits = available_bits & hf->bitmask;
12902 | if (present_bits != hf->bitmask) {
12903 | fields++;
12904 | continue;
12905 | }
12906 |
12907 | switch (hf->type) {
12908 | case FT_CHAR:
12909 | case FT_UINT8:
12910 | case FT_UINT16:
12911 | case FT_UINT24:
12912 | case FT_UINT32:
12913 | proto_tree_add_uint(tree, **fields, tvb, offset, len, (uint32_t)value);
12914 | break;
12915 |
12916 | case FT_INT8:
12917 | case FT_INT16:
12918 | case FT_INT24:
12919 | case FT_INT32:
12920 | proto_tree_add_int(tree, **fields, tvb, offset, len, (int32_t)value);
12921 | break;
12922 |
12923 | case FT_UINT40:
12924 | case FT_UINT48:
12925 | case FT_UINT56:
12926 | case FT_UINT64:
12927 | proto_tree_add_uint64(tree, **fields, tvb, offset, len, value);
12928 | break;
12929 |
12930 | case FT_INT40:
12931 | case FT_INT48:
12932 | case FT_INT56:
12933 | case FT_INT64:
12934 | proto_tree_add_int64(tree, **fields, tvb, offset, len, (int64_t)value);
12935 | break;
12936 |
12937 | case FT_BOOLEAN:
12938 | proto_tree_add_boolean(tree, **fields, tvb, offset, len, value);
12939 | break;
12940 |
12941 | default:
12942 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
12943 | hf->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
12944 | hf->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
12945 | ftype_name(hf->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type));
12946 | break;
12947 | }
12948 | if (flags & BMT_NO_APPEND0x01) {
12949 | fields++;
12950 | continue;
12951 | }
12952 | tmpval = (value & hf->bitmask) >> hfinfo_bitshift(hf);
12953 |
12954 | /* XXX: README.developer and the comments have always defined
12955 | * BMT_NO_INT as "only boolean flags are added to the title /
12956 | * don't add non-boolean (integral) fields", but the
12957 | * implementation has always added BASE_CUSTOM and fields with
12958 | * value_strings, though not fields with unit_strings.
12959 | * Possibly this is because some dissectors use a FT_UINT8
12960 | * with a value_string for fields that should be a FT_BOOLEAN.
12961 | */
12962 | switch (hf->type) {
12963 | case FT_CHAR:
12964 | if (hf->display == BASE_CUSTOM) {
12965 | char lbl[ITEM_LABEL_LENGTH240];
12966 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hf->strings;
12967 |
12968 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 12968, "fmtfunc"))));
12969 | fmtfunc(lbl, (uint32_t) tmpval);
12970 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
12971 | hf->name, lbl);
12972 | first = false0;
12973 | }
12974 | else if (hf->strings) {
12975 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
12976 | hf->name, hf_try_val_to_str_const((uint32_t) tmpval, hf, "Unknown"));
12977 | first = false0;
12978 | }
12979 | else if (!(flags & BMT_NO_INT0x02)) {
12980 | char buf[32];
12981 | const char *out;
12982 |
12983 | if (!first) {
12984 | proto_item_append_text(item, ", ");
12985 | }
12986 |
12987 | out = hfinfo_char_value_format(hf, buf, (uint32_t) tmpval);
12988 | proto_item_append_text(item, "%s: %s", hf->name, out);
12989 | first = false0;
12990 | }
12991 |
12992 | break;
12993 |
12994 | case FT_UINT8:
12995 | case FT_UINT16:
12996 | case FT_UINT24:
12997 | case FT_UINT32:
12998 | if (hf->display == BASE_CUSTOM) {
12999 | char lbl[ITEM_LABEL_LENGTH240];
13000 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hf->strings;
13001 |
13002 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13002, "fmtfunc"))));
13003 | fmtfunc(lbl, (uint32_t) tmpval);
13004 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13005 | hf->name, lbl);
13006 | first = false0;
13007 | }
13008 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13009 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13010 | hf->name, hf_try_val_to_str_const((uint32_t) tmpval, hf, "Unknown"));
13011 | first = false0;
13012 | }
13013 | else if (!(flags & BMT_NO_INT0x02)) {
13014 | char buf[NUMBER_LABEL_LENGTH80];
13015 | const char *out = NULL((void*)0);
13016 |
13017 | if (!first) {
13018 | proto_item_append_text(item, ", ");
13019 | }
13020 |
13021 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13022 | out = hf_try_val_to_str((uint32_t) tmpval, hf);
13023 | }
13024 | if (out == NULL((void*)0)) {
13025 | out = hfinfo_number_value_format(hf, buf, (uint32_t) tmpval);
13026 | }
13027 | proto_item_append_text(item, "%s: %s", hf->name, out);
13028 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13029 | proto_item_append_text(item, "%s", unit_name_string_get_value((uint32_t) tmpval, (const unit_name_string*)hf->strings));
13030 | }
13031 | first = false0;
13032 | }
13033 |
13034 | break;
13035 |
13036 | case FT_INT8:
13037 | case FT_INT16:
13038 | case FT_INT24:
13039 | case FT_INT32:
13040 | integer32 = (uint32_t) tmpval;
13041 | if (hf->bitmask) {
13042 | no_of_bits = ws_count_ones(hf->bitmask);
13043 | integer32 = ws_sign_ext32(integer32, no_of_bits);
13044 | }
13045 | if (hf->display == BASE_CUSTOM) {
13046 | char lbl[ITEM_LABEL_LENGTH240];
13047 | const custom_fmt_func_t fmtfunc = (const custom_fmt_func_t)hf->strings;
13048 |
13049 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13049, "fmtfunc"))));
13050 | fmtfunc(lbl, (int32_t) integer32);
13051 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13052 | hf->name, lbl);
13053 | first = false0;
13054 | }
13055 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13056 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13057 | hf->name, hf_try_val_to_str_const((int32_t) integer32, hf, "Unknown"));
13058 | first = false0;
13059 | }
13060 | else if (!(flags & BMT_NO_INT0x02)) {
13061 | char buf[NUMBER_LABEL_LENGTH80];
13062 | const char *out = NULL((void*)0);
13063 |
13064 | if (!first) {
13065 | proto_item_append_text(item, ", ");
13066 | }
13067 |
13068 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13069 | out = hf_try_val_to_str((int32_t) integer32, hf);
13070 | }
13071 | if (out == NULL((void*)0)) {
13072 | out = hfinfo_number_value_format(hf, buf, (int32_t) integer32);
13073 | }
13074 | proto_item_append_text(item, "%s: %s", hf->name, out);
13075 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13076 | proto_item_append_text(item, "%s", unit_name_string_get_value((uint32_t) tmpval, (const unit_name_string*)hf->strings));
13077 | }
13078 | first = false0;
13079 | }
13080 |
13081 | break;
13082 |
13083 | case FT_UINT40:
13084 | case FT_UINT48:
13085 | case FT_UINT56:
13086 | case FT_UINT64:
13087 | if (hf->display == BASE_CUSTOM) {
13088 | char lbl[ITEM_LABEL_LENGTH240];
13089 | const custom_fmt_func_64_t fmtfunc = (const custom_fmt_func_64_t)hf->strings;
13090 |
13091 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13091, "fmtfunc"))));
13092 | fmtfunc(lbl, tmpval);
13093 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13094 | hf->name, lbl);
13095 | first = false0;
13096 | }
13097 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13098 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13099 | hf->name, hf_try_val64_to_str_const(tmpval, hf, "Unknown"));
13100 | first = false0;
13101 | }
13102 | else if (!(flags & BMT_NO_INT0x02)) {
13103 | char buf[NUMBER_LABEL_LENGTH80];
13104 | const char *out = NULL((void*)0);
13105 |
13106 | if (!first) {
13107 | proto_item_append_text(item, ", ");
13108 | }
13109 |
13110 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13111 | out = hf_try_val64_to_str(tmpval, hf);
13112 | }
13113 | if (out == NULL((void*)0)) {
13114 | out = hfinfo_number_value_format64(hf, buf, tmpval);
13115 | }
13116 | proto_item_append_text(item, "%s: %s", hf->name, out);
13117 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13118 | proto_item_append_text(item, "%s", unit_name_string_get_value64(tmpval, (const unit_name_string*)hf->strings));
13119 | }
13120 | first = false0;
13121 | }
13122 |
13123 | break;
13124 |
13125 | case FT_INT40:
13126 | case FT_INT48:
13127 | case FT_INT56:
13128 | case FT_INT64:
13129 | if (hf->bitmask) {
13130 | no_of_bits = ws_count_ones(hf->bitmask);
13131 | tmpval = ws_sign_ext64(tmpval, no_of_bits);
13132 | }
13133 | if (hf->display == BASE_CUSTOM) {
13134 | char lbl[ITEM_LABEL_LENGTH240];
13135 | const custom_fmt_func_64_t fmtfunc = (const custom_fmt_func_64_t)hf->strings;
13136 |
13137 | DISSECTOR_ASSERT(fmtfunc)((void) ((fmtfunc) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 13137, "fmtfunc"))));
13138 | fmtfunc(lbl, (int64_t) tmpval);
13139 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13140 | hf->name, lbl);
13141 | first = false0;
13142 | }
13143 | else if ((hf->strings) &&(!(hf->display & (BASE_UNIT_STRING0x00001000|BASE_SPECIAL_VALS0x00008000)))) {
13144 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13145 | hf->name, hf_try_val64_to_str_const((int64_t) tmpval, hf, "Unknown"));
13146 | first = false0;
13147 | }
13148 | else if (!(flags & BMT_NO_INT0x02)) {
13149 | char buf[NUMBER_LABEL_LENGTH80];
13150 | const char *out = NULL((void*)0);
13151 |
13152 | if (!first) {
13153 | proto_item_append_text(item, ", ");
13154 | }
13155 |
13156 | if (hf->strings && hf->display & BASE_SPECIAL_VALS0x00008000) {
13157 | out = hf_try_val64_to_str((int64_t) tmpval, hf);
13158 | }
13159 | if (out == NULL((void*)0)) {
13160 | out = hfinfo_number_value_format64(hf, buf, (int64_t) tmpval);
13161 | }
13162 | proto_item_append_text(item, "%s: %s", hf->name, out);
13163 | if (hf->strings && hf->display & BASE_UNIT_STRING0x00001000) {
13164 | proto_item_append_text(item, "%s", unit_name_string_get_value64(tmpval, (const unit_name_string*)hf->strings));
13165 | }
13166 | first = false0;
13167 | }
13168 |
13169 | break;
13170 |
13171 | case FT_BOOLEAN:
13172 | if (hf->strings && !(flags & BMT_NO_TFS0x08)) {
13173 | /* If we have true/false strings, emit full - otherwise messages
13174 | might look weird */
13175 | const struct true_false_string *tfs =
13176 | (const struct true_false_string *)hf->strings;
13177 |
13178 | if (tmpval) {
13179 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13180 | hf->name, tfs->true_string);
13181 | first = false0;
13182 | } else if (!(flags & BMT_NO_FALSE0x04)) {
13183 | proto_item_append_text(item, "%s%s: %s", first ? "" : ", ",
13184 | hf->name, tfs->false_string);
13185 | first = false0;
13186 | }
13187 | } else if (hf->bitmask & value) {
13188 | /* If the flag is set, show the name */
13189 | proto_item_append_text(item, "%s%s", first ? "" : ", ", hf->name);
13190 | first = false0;
13191 | }
13192 | break;
13193 | default:
13194 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13195 | hf->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13196 | hf->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type))
13197 | ftype_name(hf->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_item_add_bitmask_tree()" , hf->abbrev, hf->type, ftype_name(hf->type));
13198 | break;
13199 | }
13200 |
13201 | fields++;
13202 | }
13203 |
13204 | /* XXX: We don't pass the hfi into this function. Perhaps we should,
13205 | * but then again most dissectors don't set the bitmask field for
13206 | * the higher level bitmask hfi, so calculate the bitmask from the
13207 | * fields present. */
13208 | if (item) {
13209 | bit_offset = len*8 - 1 - ws_ilog2(bitmask);
13210 | no_of_bits = ws_ilog2(bitmask) - ws_ctz(bitmask) + 1;
13211 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_OFFSET(bit_offset))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((bit_offset) & 63) << 5)); } while(0);
13212 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_SIZE(no_of_bits))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((no_of_bits) & 63) << 12)); } while(0);
13213 | }
13214 | return first;
13215 | }
13216 |
13217 | /* This function will dissect a sequence of bytes that describe a
13218 | * bitmask and supply the value of that sequence through a pointer.
13219 | * hf_hdr is a 8/16/24/32/40/48/56/64 bit integer that describes the bitmask
13220 | * to be dissected.
13221 | * This field will form an expansion under which the individual fields of the
13222 | * bitmask is dissected and displayed.
13223 | * This field must be of the type FT_[U]INT{8|16|24|32|40|48|56|64}.
13224 | *
13225 | * fields is an array of pointers to int that lists all the fields of the
13226 | * bitmask. These fields can be either of the type FT_BOOLEAN for flags
13227 | * or another integer of the same type/size as hf_hdr with a mask specified.
13228 | * This array is terminated by a NULL entry.
13229 | *
13230 | * FT_BOOLEAN bits that are set to 1 will have the name added to the expansion.
13231 | * FT_integer fields that have a value_string attached will have the
13232 | * matched string displayed on the expansion line.
13233 | */
13234 | proto_item *
13235 | proto_tree_add_bitmask_ret_uint64(proto_tree *parent_tree, tvbuff_t *tvb,
13236 | const unsigned offset, const int hf_hdr,
13237 | const int ett, int * const *fields,
13238 | const unsigned encoding, uint64_t *retval)
13239 | {
13240 | return proto_tree_add_bitmask_with_flags_ret_uint64(parent_tree, tvb, offset, hf_hdr, ett, fields, encoding, BMT_NO_INT0x02|BMT_NO_TFS0x08, retval);
13241 | }
13242 |
13243 | /* This function will dissect a sequence of bytes that describe a
13244 | * bitmask.
13245 | * hf_hdr is a 8/16/24/32/40/48/56/64 bit integer that describes the bitmask
13246 | * to be dissected.
13247 | * This field will form an expansion under which the individual fields of the
13248 | * bitmask is dissected and displayed.
13249 | * This field must be of the type FT_[U]INT{8|16|24|32|40|48|56|64}.
13250 | *
13251 | * fields is an array of pointers to int that lists all the fields of the
13252 | * bitmask. These fields can be either of the type FT_BOOLEAN for flags
13253 | * or another integer of the same type/size as hf_hdr with a mask specified.
13254 | * This array is terminated by a NULL entry.
13255 | *
13256 | * FT_BOOLEAN bits that are set to 1 will have the name added to the expansion.
13257 | * FT_integer fields that have a value_string attached will have the
13258 | * matched string displayed on the expansion line.
13259 | */
13260 | proto_item *
13261 | proto_tree_add_bitmask(proto_tree *parent_tree, tvbuff_t *tvb,
13262 | const unsigned offset, const int hf_hdr,
13263 | const int ett, int * const *fields,
13264 | const unsigned encoding)
13265 | {
13266 | return proto_tree_add_bitmask_with_flags(parent_tree, tvb, offset, hf_hdr, ett, fields, encoding, BMT_NO_INT0x02|BMT_NO_TFS0x08);
13267 | }
13268 |
13269 | /* The same as proto_tree_add_bitmask_ret_uint64(), but uses user-supplied flags to determine
13270 | * what data is appended to the header.
13271 | */
13272 | proto_item *
13273 | proto_tree_add_bitmask_with_flags_ret_uint64(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13274 | const int hf_hdr, const int ett, int * const *fields, const unsigned encoding, const int flags,
13275 | uint64_t *retval)
13276 | {
13277 | proto_item *item = NULL((void*)0);
13278 | header_field_info *hf;
13279 | unsigned len;
13280 | uint64_t value;
13281 |
13282 | PROTO_REGISTRAR_GET_NTH(hf_hdr,hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13282, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13282 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13282, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13283 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13283, (hf)->abbrev)));
13284 | len = ftype_wire_size(hf->type);
13285 | value = get_uint64_value(parent_tree, tvb, offset, len, encoding);
13286 |
13287 | if (parent_tree) {
13288 | item = proto_tree_add_item(parent_tree, hf_hdr, tvb, offset, len, encoding);
13289 | proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13290 | flags, false0, false0, NULL((void*)0), value);
13291 | }
13292 |
13293 | *retval = value;
13294 | if (hf->bitmask) {
13295 | /* Mask out irrelevant portions */
13296 | *retval &= hf->bitmask;
13297 | /* Shift bits */
13298 | *retval >>= hfinfo_bitshift(hf);
13299 | }
13300 |
13301 | return item;
13302 | }
13303 |
13304 | /* The same as proto_tree_add_bitmask_ret_uint64(), but uses user-supplied flags to determine
13305 | * what data is appended to the header.
13306 | */
13307 | proto_item *
13308 | proto_tree_add_bitmask_with_flags(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13309 | const int hf_hdr, const int ett, int * const *fields, const unsigned encoding, const int flags)
13310 | {
13311 | proto_item *item = NULL((void*)0);
13312 | header_field_info *hf;
13313 | unsigned len;
13314 | uint64_t value;
13315 |
13316 | PROTO_REGISTRAR_GET_NTH(hf_hdr,hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13316, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13316 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13316, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13317 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13317, (hf)->abbrev)));
13318 |
13319 | if (parent_tree) {
13320 | len = ftype_wire_size(hf->type);
13321 | item = proto_tree_add_item(parent_tree, hf_hdr, tvb, offset, len, encoding);
13322 | value = get_uint64_value(parent_tree, tvb, offset, len, encoding);
13323 | proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13324 | flags, false0, false0, NULL((void*)0), value);
13325 | }
13326 |
13327 | return item;
13328 | }
13329 |
13330 | /* Similar to proto_tree_add_bitmask(), but with a passed in value (presumably because it
13331 | can't be retrieved directly from tvb) */
13332 | proto_item *
13333 | proto_tree_add_bitmask_value(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13334 | const int hf_hdr, const int ett, int * const *fields, const uint64_t value)
13335 | {
13336 | return proto_tree_add_bitmask_value_with_flags(parent_tree, tvb, offset,
13337 | hf_hdr, ett, fields, value, BMT_NO_INT0x02|BMT_NO_TFS0x08);
13338 | }
13339 |
13340 | /* Similar to proto_tree_add_bitmask_value(), but with control of flag values */
13341 | WS_DLL_PUBLIC__attribute__ ((visibility ("default"))) extern proto_item *
13342 | proto_tree_add_bitmask_value_with_flags(proto_tree *parent_tree, tvbuff_t *tvb, const unsigned offset,
13343 | const int hf_hdr, const int ett, int * const *fields, const uint64_t value, const int flags)
13344 | {
13345 | proto_item *item = NULL((void*)0);
13346 | header_field_info *hf;
13347 | unsigned len;
13348 |
13349 | PROTO_REGISTRAR_GET_NTH(hf_hdr,hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13349, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13349 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13349, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13350 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13350, (hf)->abbrev)));
13351 | /* the proto_tree_add_uint/_uint64() calls below
13352 | will fail if tvb==NULL and len!=0 */
13353 | len = tvb ? ftype_wire_size(hf->type) : 0;
13354 |
13355 | if (parent_tree) {
13356 | if (len <= 4)
13357 | item = proto_tree_add_uint(parent_tree, hf_hdr, tvb, offset, len, (uint32_t)value);
13358 | else
13359 | item = proto_tree_add_uint64(parent_tree, hf_hdr, tvb, offset, len, value);
13360 |
13361 | proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13362 | flags, false0, false0, NULL((void*)0), value);
13363 | }
13364 |
13365 | return item;
13366 | }
13367 |
13368 | /* Similar to proto_tree_add_bitmask(), but with no "header" item to group all of the fields */
13369 | void
13370 | proto_tree_add_bitmask_list(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
13371 | const unsigned len, int * const *fields, const unsigned encoding)
13372 | {
13373 | uint64_t value;
13374 |
13375 | if (tree) {
13376 | value = get_uint64_value(tree, tvb, offset, len, encoding);
13377 | proto_item_add_bitmask_tree(NULL((void*)0), tvb, offset, len, -1, fields,
13378 | BMT_NO_APPEND0x01, false0, true1, tree, value);
13379 | }
13380 | }
13381 |
13382 | WS_DLL_PUBLIC__attribute__ ((visibility ("default"))) extern void
13383 | proto_tree_add_bitmask_list_ret_uint64(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
13384 | const unsigned len, int * const *fields, const unsigned encoding, uint64_t *retval)
13385 | {
13386 | uint64_t value;
13387 |
13388 | value = get_uint64_value(tree, tvb, offset, len, encoding);
13389 | if (tree) {
13390 | proto_item_add_bitmask_tree(NULL((void*)0), tvb, offset, len, -1, fields,
13391 | BMT_NO_APPEND0x01, false0, true1, tree, value);
13392 | }
13393 | if (retval) {
13394 | *retval = value;
13395 | }
13396 | }
13397 |
13398 | WS_DLL_PUBLIC__attribute__ ((visibility ("default"))) extern void
13399 | proto_tree_add_bitmask_list_value(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
13400 | const unsigned len, int * const *fields, const uint64_t value)
13401 | {
13402 | if (tree) {
13403 | proto_item_add_bitmask_tree(NULL((void*)0), tvb, offset, len, -1, fields,
13404 | BMT_NO_APPEND0x01, false0, true1, tree, value);
13405 | }
13406 | }
13407 |
13408 |
13409 | /* The same as proto_tree_add_bitmask(), but using a caller-supplied length.
13410 | * This is intended to support bitmask fields whose lengths can vary, perhaps
13411 | * as the underlying standard evolves over time.
13412 | * With this API there is the possibility of being called to display more or
13413 | * less data than the dissector was coded to support.
13414 | * In such cases, it is assumed that bitmasks are extended on the MSb end.
13415 | * Thus when presented with "too much" or "too little" data, MSbits will be
13416 | * ignored or MSfields sacrificed.
13417 | *
13418 | * Only fields for which all defined bits are available are displayed.
13419 | */
13420 | proto_item *
13421 | proto_tree_add_bitmask_len(proto_tree *parent_tree, tvbuff_t *tvb,
13422 | const unsigned offset, const unsigned len, const int hf_hdr,
13423 | const int ett, int * const *fields, struct expert_field* exp,
13424 | const unsigned encoding)
13425 | {
13426 | proto_item *item = NULL((void*)0);
13427 | header_field_info *hf;
13428 | unsigned decodable_len;
13429 | unsigned decodable_offset;
13430 | uint32_t decodable_value;
13431 | uint64_t value;
13432 |
13433 | PROTO_REGISTRAR_GET_NTH(hf_hdr, hf)if((hf_hdr == 0 || (unsigned)hf_hdr > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13433, __func__, "Unregistered hf! index=%d" , hf_hdr); ((void) ((hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13433 , "hf_hdr > 0 && (unsigned)hf_hdr < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_hdr] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13433, "gpa_hfinfo.hfi[hf_hdr] != ((void*)0)" , "Unregistered hf!")))) ; hf = gpa_hfinfo.hfi[hf_hdr];;
13434 | DISSECTOR_ASSERT_FIELD_TYPE_IS_INTEGRAL(hf)((void) (((((((hf)->type) == FT_INT8 || ((hf)->type) == FT_INT16 || ((hf)->type) == FT_INT24 || ((hf)->type) == FT_INT32) || (((hf)->type) == FT_INT40 || ((hf)->type) == FT_INT48 || ((hf)->type) == FT_INT56 || ((hf)->type ) == FT_INT64)) || ((((hf)->type) == FT_CHAR || ((hf)-> type) == FT_UINT8 || ((hf)->type) == FT_UINT16 || ((hf)-> type) == FT_UINT24 || ((hf)->type) == FT_UINT32 || ((hf)-> type) == FT_FRAMENUM) || (((hf)->type) == FT_UINT40 || ((hf )->type) == FT_UINT48 || ((hf)->type) == FT_UINT56 || ( (hf)->type) == FT_UINT64)))) ? (void)0 : proto_report_dissector_bug ("%s:%u: field %s is not of type FT_CHAR or an FT_{U}INTn type" , "epan/proto.c", 13434, (hf)->abbrev)));
13435 |
13436 | decodable_offset = offset;
13437 | decodable_len = MIN(len, (unsigned) ftype_wire_size(hf->type))(((len) < ((unsigned) ftype_wire_size(hf->type))) ? (len ) : ((unsigned) ftype_wire_size(hf->type)));
13438 |
13439 | /* If we are ftype_wire_size-limited,
13440 | * make sure we decode as many LSBs as possible.
13441 | */
13442 | if (encoding == ENC_BIG_ENDIAN0x00000000) {
13443 | decodable_offset += (len - decodable_len);
13444 | }
13445 |
13446 | if (parent_tree) {
13447 | decodable_value = get_uint_value(parent_tree, tvb, decodable_offset,
13448 | decodable_len, encoding);
13449 |
13450 | /* The root item covers all the bytes even if we can't decode them all */
13451 | item = proto_tree_add_uint(parent_tree, hf_hdr, tvb, offset, len,
13452 | decodable_value);
13453 | }
13454 |
13455 | if (decodable_len < len) {
13456 | /* Dissector likely requires updating for new protocol revision */
13457 | expert_add_info_format(NULL((void*)0), item, exp,
13458 | "Only least-significant %d of %d bytes decoded",
13459 | decodable_len, len);
13460 | }
13461 |
13462 | if (item) {
13463 | value = get_uint64_value(parent_tree, tvb, decodable_offset, decodable_len, encoding);
13464 | proto_item_add_bitmask_tree(item, tvb, decodable_offset, decodable_len,
13465 | ett, fields, BMT_NO_INT0x02|BMT_NO_TFS0x08, false0, false0, NULL((void*)0), value);
13466 | }
13467 |
13468 | return item;
13469 | }
13470 |
13471 | /* The same as proto_tree_add_bitmask(), but using an arbitrary text as a top-level item */
13472 | proto_item *
13473 | proto_tree_add_bitmask_text(proto_tree *parent_tree, tvbuff_t *tvb,
13474 | const unsigned offset, const unsigned len,
13475 | const char *name, const char *fallback,
13476 | const int ett, int * const *fields,
13477 | const unsigned encoding, const int flags)
13478 | {
13479 | proto_item *item = NULL((void*)0);
13480 | uint64_t value;
13481 |
13482 | if (parent_tree) {
13483 | item = proto_tree_add_text_internal(parent_tree, tvb, offset, len, "%s", name ? name : "");
13484 | value = get_uint64_value(parent_tree, tvb, offset, len, encoding);
13485 | if (proto_item_add_bitmask_tree(item, tvb, offset, len, ett, fields,
13486 | flags, true1, false0, NULL((void*)0), value) && fallback) {
13487 | /* Still at first item - append 'fallback' text if any */
13488 | proto_item_append_text(item, "%s", fallback);
13489 | }
13490 | }
13491 |
13492 | return item;
13493 | }
13494 |
13495 | proto_item *
13496 | proto_tree_add_bits_item(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13497 | const unsigned bit_offset, const int no_of_bits,
13498 | const unsigned encoding)
13499 | {
13500 | header_field_info *hfinfo;
13501 | int octet_length;
13502 | unsigned octet_offset;
13503 |
13504 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13504, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13504 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13504, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
13505 |
13506 | if (no_of_bits < 0) {
13507 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
13508 | }
13509 | octet_length = (no_of_bits + 7) >> 3;
13510 | octet_offset = bit_offset >> 3;
13511 | test_length(hfinfo, tvb, octet_offset, octet_length, encoding);
13512 |
13513 | /* Yes, we try to fake this item again in proto_tree_add_bits_ret_val()
13514 | * but only after doing a bunch more work (which we can, in the common
13515 | * case, shortcut here).
13516 | */
13517 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13518 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13518 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13518, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13518, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13518, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
13519 |
13520 | return proto_tree_add_bits_ret_val(tree, hfindex, tvb, bit_offset, no_of_bits, NULL((void*)0), encoding);
13521 | }
13522 |
13523 | /*
13524 | * This function will dissect a sequence of bits that does not need to be byte aligned; the bits
13525 | * set will be shown in the tree as ..10 10.. and the integer value returned if return_value is set.
13526 | * Offset should be given in bits from the start of the tvb.
13527 | */
13528 |
13529 | static proto_item *
13530 | _proto_tree_add_bits_ret_val(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13531 | const unsigned bit_offset, const int no_of_bits,
13532 | uint64_t *return_value, const unsigned encoding)
13533 | {
13534 | unsigned offset;
13535 | unsigned length;
13536 | uint8_t tot_no_bits;
13537 | char *bf_str;
13538 | char lbl_str[ITEM_LABEL_LENGTH240];
13539 | uint64_t value = 0;
13540 | uint8_t *bytes = NULL((void*)0);
13541 | size_t bytes_length = 0;
13542 |
13543 | proto_item *pi;
13544 | header_field_info *hf_field;
13545 |
13546 | /* We can't fake it just yet. We have to fill in the 'return_value' parameter */
13547 | PROTO_REGISTRAR_GET_NTH(hfindex, hf_field)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13547, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13547 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13547, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;;
13548 |
13549 | if (hf_field->bitmask != 0) {
13550 | REPORT_DISSECTOR_BUG("Incompatible use of proto_tree_add_bits_ret_val"proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13551 | " with field '%s' (%s) with bitmask != 0",proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13552 | hf_field->abbrev, hf_field->name)proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name);
13553 | }
13554 |
13555 | if (no_of_bits < 0) {
13556 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
13557 | } else if (no_of_bits == 0) {
13558 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_ret_val() has a bit width of 0",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of 0" , hf_field->abbrev)
13559 | hf_field->abbrev)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of 0" , hf_field->abbrev);
13560 | }
13561 |
13562 | /* Byte align offset */
13563 | offset = bit_offset>>3;
13564 |
13565 | /*
13566 | * Calculate the number of octets used to hold the bits
13567 | */
13568 | tot_no_bits = ((bit_offset&0x7) + no_of_bits);
13569 | length = (tot_no_bits + 7) >> 3;
13570 |
13571 | if (no_of_bits < 65) {
13572 | value = tvb_get_bits64(tvb, bit_offset, no_of_bits, encoding);
13573 | } else if (hf_field->type != FT_BYTES) {
13574 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_ret_val() has a bit width of %u > 64",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of %u > 64" , hf_field->abbrev, no_of_bits)
13575 | hf_field->abbrev, no_of_bits)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_ret_val() has a bit width of %u > 64" , hf_field->abbrev, no_of_bits);
13576 | return NULL((void*)0);
13577 | }
13578 |
13579 | /* Sign extend for signed types */
13580 | switch (hf_field->type) {
13581 | case FT_INT8:
13582 | case FT_INT16:
13583 | case FT_INT24:
13584 | case FT_INT32:
13585 | case FT_INT40:
13586 | case FT_INT48:
13587 | case FT_INT56:
13588 | case FT_INT64:
13589 | value = ws_sign_ext64(value, no_of_bits);
13590 | break;
13591 |
13592 | default:
13593 | break;
13594 | }
13595 |
13596 | if (return_value) {
13597 | *return_value = value;
13598 | }
13599 |
13600 | /* Coast clear. Try and fake it */
13601 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13602 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13602 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13602, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13602, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13602, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
13603 |
13604 | bf_str = decode_bits_in_field(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), bit_offset, no_of_bits, value, encoding);
13605 |
13606 | switch (hf_field->type) {
13607 | case FT_BOOLEAN:
13608 | /* Boolean field */
13609 | return proto_tree_add_boolean_format(tree, hfindex, tvb, offset, length, value,
13610 | "%s = %s: %s",
13611 | bf_str, hf_field->name, tfs_get_string(!!value, hf_field->strings));
13612 | break;
13613 |
13614 | case FT_CHAR:
13615 | pi = proto_tree_add_uint(tree, hfindex, tvb, offset, length, (uint32_t)value);
13616 | fill_label_char(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0));
13617 | break;
13618 |
13619 | case FT_UINT8:
13620 | case FT_UINT16:
13621 | case FT_UINT24:
13622 | case FT_UINT32:
13623 | pi = proto_tree_add_uint(tree, hfindex, tvb, offset, length, (uint32_t)value);
13624 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13625 | break;
13626 |
13627 | case FT_INT8:
13628 | case FT_INT16:
13629 | case FT_INT24:
13630 | case FT_INT32:
13631 | pi = proto_tree_add_int(tree, hfindex, tvb, offset, length, (int32_t)value);
13632 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13633 | break;
13634 |
13635 | case FT_UINT40:
13636 | case FT_UINT48:
13637 | case FT_UINT56:
13638 | case FT_UINT64:
13639 | pi = proto_tree_add_uint64(tree, hfindex, tvb, offset, length, value);
13640 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13641 | break;
13642 |
13643 | case FT_INT40:
13644 | case FT_INT48:
13645 | case FT_INT56:
13646 | case FT_INT64:
13647 | pi = proto_tree_add_int64(tree, hfindex, tvb, offset, length, (int64_t)value);
13648 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13649 | break;
13650 |
13651 | case FT_BYTES:
13652 | bytes = tvb_get_bits_array(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), tvb, bit_offset, no_of_bits, &bytes_length, encoding);
13653 | pi = proto_tree_add_bytes_with_length(tree, hfindex, tvb, offset, length, bytes, (int) bytes_length);
13654 | proto_item_fill_label(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0));
13655 | proto_item_set_text(pi, "%s", lbl_str);
13656 | return pi;
13657 |
13658 | /* TODO: should handle FT_UINT_BYTES ? */
13659 |
13660 | default:
13661 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13662 | hf_field->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13663 | hf_field->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13664 | ftype_name(hf_field->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type));
13665 | return NULL((void*)0);
13666 | }
13667 |
13668 | proto_item_set_text(pi, "%s = %s", bf_str, lbl_str);
13669 | return pi;
13670 | }
13671 |
13672 | proto_item *
13673 | proto_tree_add_split_bits_item_ret_val(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13674 | const unsigned bit_offset, const crumb_spec_t *crumb_spec,
13675 | uint64_t *return_value)
13676 | {
13677 | proto_item *pi;
13678 | int no_of_bits;
13679 | unsigned octet_offset;
13680 | unsigned mask_initial_bit_offset;
13681 | unsigned mask_greatest_bit_offset;
13682 | unsigned octet_length;
13683 | uint8_t i;
13684 | char bf_str[256];
13685 | char lbl_str[ITEM_LABEL_LENGTH240];
13686 | uint64_t value;
13687 | uint64_t composite_bitmask;
13688 | uint64_t composite_bitmap;
13689 |
13690 | header_field_info *hf_field;
13691 |
13692 | /* We can't fake it just yet. We have to fill in the 'return_value' parameter */
13693 | PROTO_REGISTRAR_GET_NTH(hfindex, hf_field)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13693, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13693 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13693, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;;
1 | Assuming 'hfindex' is not equal to 0 | →
2 | ← | Assuming 'hfindex' is <= field 'len' | →
3 | ← | Assuming 'hfindex' is > 0 | →
4 | ← | Assuming 'hfindex' is < field 'len' | →
5 | ← | '?' condition is true | →
6 | ← | Assuming the condition is true | →
7 | ← | '?' condition is true | →
13694 |
13695 | if (hf_field->bitmask != 0) {
8 | ← | Assuming field 'bitmask' is equal to 0 | →
9 | ← | Taking false branch | →
13696 | REPORT_DISSECTOR_BUG("Incompatible use of proto_tree_add_split_bits_item_ret_val"proto_report_dissector_bug("Incompatible use of proto_tree_add_split_bits_item_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13697 | " with field '%s' (%s) with bitmask != 0",proto_report_dissector_bug("Incompatible use of proto_tree_add_split_bits_item_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13698 | hf_field->abbrev, hf_field->name)proto_report_dissector_bug("Incompatible use of proto_tree_add_split_bits_item_ret_val" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name);
13699 | }
13700 |
13701 | mask_initial_bit_offset = bit_offset % 8;
13702 |
13703 | no_of_bits = 0;
13704 | value = 0;
13705 | i = 0;
13706 | mask_greatest_bit_offset = 0;
13707 | composite_bitmask = 0;
13708 | composite_bitmap = 0;
13709 |
13710 | while (crumb_spec[i].crumb_bit_length != 0) {
10 | ← | Assuming field 'crumb_bit_length' is not equal to 0 | →
11 | ← | Loop condition is true. Entering loop body | →
13711 | uint64_t crumb_mask, crumb_value;
13712 | uint8_t crumb_end_bit_offset;
13713 |
13714 | crumb_value = tvb_get_bits64(tvb,
13715 | bit_offset + crumb_spec[i].crumb_bit_offset,
13716 | crumb_spec[i].crumb_bit_length,
13717 | ENC_BIG_ENDIAN0x00000000);
13718 | value += crumb_value;
13719 | no_of_bits += crumb_spec[i].crumb_bit_length;
13720 | DISSECTOR_ASSERT_HINT(no_of_bits <= 64, "a value larger than 64 bits cannot be represented")((void) ((no_of_bits <= 64) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13720 , "no_of_bits <= 64", "a value larger than 64 bits cannot be represented" ))));
12 | ← | Assuming 'no_of_bits' is <= 64 | →
13 | ← | '?' condition is true | →
13721 |
13722 | /* The bitmask is 64 bit, left-aligned, starting at the first bit of the
13723 | octet containing the initial offset.
13724 | If the mask is beyond 32 bits, then give up on bit map display.
13725 | This could be improved in future, probably showing a table
13726 | of 32 or 64 bits per row */
13727 | if (mask_greatest_bit_offset
13.1 | 'mask_greatest_bit_offset' is < 32
< 32) {
14 | ← | Taking true branch | →
13728 | crumb_end_bit_offset = mask_initial_bit_offset
13729 | + crumb_spec[i].crumb_bit_offset
13730 | + crumb_spec[i].crumb_bit_length;
13731 | crumb_mask = (UINT64_C(1)1UL << crumb_spec[i].crumb_bit_length) - 1;
15 | ← | Assuming right operand of bit shift is less than 64 | →
16 | ← | Value assigned to 'crumb_mask' | →
13732 |
13733 | if (crumb_end_bit_offset > mask_greatest_bit_offset) {
17 | ← | Assuming 'crumb_end_bit_offset' is <= 'mask_greatest_bit_offset' | →
18 | ← | Taking false branch | →
13734 | mask_greatest_bit_offset = crumb_end_bit_offset;
13735 | }
13736 | /* Currently the bitmap of the crumbs are only shown if
13737 | * smaller than 32 bits. Do not bother calculating the
13738 | * mask if it is larger than that. */
13739 | if (crumb_end_bit_offset
18.1 | 'crumb_end_bit_offset' is <= 32
<= 32) {
19 | ← | Taking true branch | →
13740 | composite_bitmask |= (crumb_mask << (64 - crumb_end_bit_offset));
20 | ← | The result of left shift is undefined because the right operand '64' is not smaller than 64, the capacity of 'uint64_t'
13741 | composite_bitmap |= (crumb_value << (64 - crumb_end_bit_offset));
13742 | }
13743 | }
13744 | /* Shift left for the next segment */
13745 | value <<= crumb_spec[++i].crumb_bit_length;
13746 | }
13747 |
13748 | /* Sign extend for signed types */
13749 | switch (hf_field->type) {
13750 | case FT_INT8:
13751 | case FT_INT16:
13752 | case FT_INT24:
13753 | case FT_INT32:
13754 | case FT_INT40:
13755 | case FT_INT48:
13756 | case FT_INT56:
13757 | case FT_INT64:
13758 | value = ws_sign_ext64(value, no_of_bits);
13759 | break;
13760 | default:
13761 | break;
13762 | }
13763 |
13764 | if (return_value) {
13765 | *return_value = value;
13766 | }
13767 |
13768 | /* Coast clear. Try and fake it */
13769 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13770 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13770 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13770, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13770, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13770, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
13771 |
13772 | /* initialise the format string */
13773 | bf_str[0] = '\0';
13774 |
13775 | octet_offset = bit_offset >> 3;
13776 |
13777 | /* Round up mask length to nearest octet */
13778 | octet_length = ((mask_greatest_bit_offset + 7) >> 3);
13779 | mask_greatest_bit_offset = octet_length << 3;
13780 |
13781 | /* As noted above, we currently only produce a bitmap if the crumbs span less than 4 octets of the tvb.
13782 | It would be a useful enhancement to eliminate this restriction. */
13783 | if (mask_greatest_bit_offset > 0 && mask_greatest_bit_offset <= 32) {
13784 | other_decode_bitfield_value(bf_str,
13785 | (uint32_t)(composite_bitmap >> (64 - mask_greatest_bit_offset)),
13786 | (uint32_t)(composite_bitmask >> (64 - mask_greatest_bit_offset)),
13787 | mask_greatest_bit_offset);
13788 | } else {
13789 | /* If the bitmask is too large, try to describe its contents. */
13790 | snprintf(bf_str, sizeof(bf_str), "%d bits", no_of_bits);
13791 | }
13792 |
13793 | switch (hf_field->type) {
13794 | case FT_BOOLEAN: /* it is a bit odd to have a boolean encoded as split-bits, but possible, I suppose? */
13795 | /* Boolean field */
13796 | return proto_tree_add_boolean_format(tree, hfindex,
13797 | tvb, octet_offset, octet_length, value,
13798 | "%s = %s: %s",
13799 | bf_str, hf_field->name, tfs_get_string(!!value, hf_field->strings));
13800 | break;
13801 |
13802 | case FT_CHAR:
13803 | pi = proto_tree_add_uint(tree, hfindex, tvb, octet_offset, octet_length, (uint32_t)value);
13804 | fill_label_char(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0));
13805 | break;
13806 |
13807 | case FT_UINT8:
13808 | case FT_UINT16:
13809 | case FT_UINT24:
13810 | case FT_UINT32:
13811 | pi = proto_tree_add_uint(tree, hfindex, tvb, octet_offset, octet_length, (uint32_t)value);
13812 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13813 | break;
13814 |
13815 | case FT_INT8:
13816 | case FT_INT16:
13817 | case FT_INT24:
13818 | case FT_INT32:
13819 | pi = proto_tree_add_int(tree, hfindex, tvb, octet_offset, octet_length, (int32_t)value);
13820 | fill_label_number(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13821 | break;
13822 |
13823 | case FT_UINT40:
13824 | case FT_UINT48:
13825 | case FT_UINT56:
13826 | case FT_UINT64:
13827 | pi = proto_tree_add_uint64(tree, hfindex, tvb, octet_offset, octet_length, value);
13828 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), false0);
13829 | break;
13830 |
13831 | case FT_INT40:
13832 | case FT_INT48:
13833 | case FT_INT56:
13834 | case FT_INT64:
13835 | pi = proto_tree_add_int64(tree, hfindex, tvb, octet_offset, octet_length, (int64_t)value);
13836 | fill_label_number64(PITEM_FINFO(pi)((pi)->finfo), lbl_str, NULL((void*)0), true1);
13837 | break;
13838 |
13839 | default:
13840 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13841 | hf_field->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13842 | hf_field->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
13843 | ftype_name(hf_field->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_split_bits_item_ret_val()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type));
13844 | return NULL((void*)0);
13845 | }
13846 | proto_item_set_text(pi, "%s = %s", bf_str, lbl_str);
13847 | return pi;
13848 | }
13849 |
13850 | void
13851 | proto_tree_add_split_bits_crumb(proto_tree *tree, const int hfindex, tvbuff_t *tvb, const unsigned bit_offset,
13852 | const crumb_spec_t *crumb_spec, uint16_t crumb_index)
13853 | {
13854 | header_field_info *hfinfo;
13855 | unsigned start = bit_offset >> 3;
13856 | unsigned length = ((bit_offset + crumb_spec[crumb_index].crumb_bit_length - 1) >> 3) - (bit_offset >> 3) + 1;
13857 |
13858 | /* We have to duplicate this length check from proto_tree_add_text_internal in order to check for a null tree
13859 | * so that we can use the tree's memory scope in calculating the string */
13860 | tvb_ensure_bytes_exist(tvb, start, length);
13861 | if (!tree) return;
13862 |
13863 | PROTO_REGISTRAR_GET_NTH(hfindex, hfinfo)if((hfindex == 0 || (unsigned)hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 13863, __func__, "Unregistered hf! index=%d" , hfindex); ((void) ((hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 13863 , "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13863, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];;
13864 | proto_tree_add_text_internal(tree, tvb, start, length,
13865 | "%s crumb %d of %s (decoded above)",
13866 | decode_bits_in_field(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), bit_offset, crumb_spec[crumb_index].crumb_bit_length,
13867 | tvb_get_bits32(tvb,
13868 | bit_offset,
13869 | crumb_spec[crumb_index].crumb_bit_length,
13870 | ENC_BIG_ENDIAN0x00000000),
13871 | ENC_BIG_ENDIAN0x00000000),
13872 | crumb_index,
13873 | hfinfo->name);
13874 | }
13875 |
13876 | proto_item *
13877 | proto_tree_add_bits_ret_val(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
13878 | const unsigned bit_offset, const int no_of_bits,
13879 | uint64_t *return_value, const unsigned encoding)
13880 | {
13881 | proto_item *item;
13882 |
13883 | if ((item = _proto_tree_add_bits_ret_val(tree, hfindex, tvb,
13884 | bit_offset, no_of_bits,
13885 | return_value, encoding))) {
13886 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_OFFSET(bit_offset&0x7))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((bit_offset&0x7) & 63) << 5)); } while(0);
13887 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_SIZE(no_of_bits))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((no_of_bits) & 63) << 12)); } while(0);
13888 | }
13889 | return item;
13890 | }
13891 |
13892 | static proto_item *
13893 | _proto_tree_add_bits_format_value(proto_tree *tree, const int hfindex,
13894 | tvbuff_t *tvb, const unsigned bit_offset,
13895 | const int no_of_bits, void *value_ptr,
13896 | const unsigned encoding, char *value_str)
13897 | {
13898 | unsigned offset;
13899 | unsigned length;
13900 | uint8_t tot_no_bits;
13901 | char *str;
13902 | uint64_t value = 0;
13903 | header_field_info *hf_field;
13904 |
13905 | /* We do not have to return a value, try to fake it as soon as possible */
13906 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
13907 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13907 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13907, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 13907, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 13907, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
13908 |
13909 | if (hf_field->bitmask != 0) {
13910 | REPORT_DISSECTOR_BUG("Incompatible use of proto_tree_add_bits_format_value"proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_format_value" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13911 | " with field '%s' (%s) with bitmask != 0",proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_format_value" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name)
13912 | hf_field->abbrev, hf_field->name)proto_report_dissector_bug("Incompatible use of proto_tree_add_bits_format_value" " with field '%s' (%s) with bitmask != 0", hf_field->abbrev , hf_field->name);
13913 | }
13914 |
13915 | if (no_of_bits < 0) {
13916 | THROW(ReportedBoundsError)except_throw(1, (3), ((void*)0));
13917 | } else if (no_of_bits == 0) {
13918 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_format_value() has a bit width of 0",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of 0" , hf_field->abbrev)
13919 | hf_field->abbrev)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of 0" , hf_field->abbrev);
13920 | }
13921 |
13922 | /* Byte align offset */
13923 | offset = bit_offset>>3;
13924 |
13925 | /*
13926 | * Calculate the number of octets used to hold the bits
13927 | */
13928 | tot_no_bits = ((bit_offset&0x7) + no_of_bits);
13929 | length = tot_no_bits>>3;
13930 | /* If we are using part of the next octet, increase length by 1 */
13931 | if (tot_no_bits & 0x07)
13932 | length++;
13933 |
13934 | if (no_of_bits < 65) {
13935 | value = tvb_get_bits64(tvb, bit_offset, no_of_bits, encoding);
13936 | } else {
13937 | REPORT_DISSECTOR_BUG("field %s passed to proto_tree_add_bits_format_value() has a bit width of %u > 65",proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of %u > 65" , hf_field->abbrev, no_of_bits)
13938 | hf_field->abbrev, no_of_bits)proto_report_dissector_bug("field %s passed to proto_tree_add_bits_format_value() has a bit width of %u > 65" , hf_field->abbrev, no_of_bits);
13939 | return NULL((void*)0);
13940 | }
13941 |
13942 | str = decode_bits_in_field(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), bit_offset, no_of_bits, value, encoding);
13943 |
13944 | (void) g_strlcat(str, " = ", 256+64);
13945 | (void) g_strlcat(str, hf_field->name, 256+64);
13946 |
13947 | /*
13948 | * This function does not receive an actual value but a dimensionless pointer to that value.
13949 | * For this reason, the type of the header field is examined in order to determine
13950 | * what kind of value we should read from this address.
13951 | * The caller of this function must make sure that for the specific header field type the address of
13952 | * a compatible value is provided.
13953 | */
13954 | switch (hf_field->type) {
13955 | case FT_BOOLEAN:
13956 | return proto_tree_add_boolean_format(tree, hfindex, tvb, offset, length, *(uint64_t *)value_ptr,
13957 | "%s: %s", str, value_str);
13958 | break;
13959 |
13960 | case FT_CHAR:
13961 | case FT_UINT8:
13962 | case FT_UINT16:
13963 | case FT_UINT24:
13964 | case FT_UINT32:
13965 | return proto_tree_add_uint_format(tree, hfindex, tvb, offset, length, *(uint32_t *)value_ptr,
13966 | "%s: %s", str, value_str);
13967 | break;
13968 |
13969 | case FT_UINT40:
13970 | case FT_UINT48:
13971 | case FT_UINT56:
13972 | case FT_UINT64:
13973 | return proto_tree_add_uint64_format(tree, hfindex, tvb, offset, length, *(uint64_t *)value_ptr,
13974 | "%s: %s", str, value_str);
13975 | break;
13976 |
13977 | case FT_INT8:
13978 | case FT_INT16:
13979 | case FT_INT24:
13980 | case FT_INT32:
13981 | return proto_tree_add_int_format(tree, hfindex, tvb, offset, length, *(int32_t *)value_ptr,
13982 | "%s: %s", str, value_str);
13983 | break;
13984 |
13985 | case FT_INT40:
13986 | case FT_INT48:
13987 | case FT_INT56:
13988 | case FT_INT64:
13989 | return proto_tree_add_int64_format(tree, hfindex, tvb, offset, length, *(int64_t *)value_ptr,
13990 | "%s: %s", str, value_str);
13991 | break;
13992 |
13993 | case FT_FLOAT:
13994 | return proto_tree_add_float_format(tree, hfindex, tvb, offset, length, *(float *)value_ptr,
13995 | "%s: %s", str, value_str);
13996 | break;
13997 |
13998 | default:
13999 | REPORT_DISSECTOR_BUG("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()",proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
14000 | hf_field->abbrev,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
14001 | hf_field->type,proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type))
14002 | ftype_name(hf_field->type))proto_report_dissector_bug("field %s has type %d (%s) not handled in proto_tree_add_bits_format_value()" , hf_field->abbrev, hf_field->type, ftype_name(hf_field ->type));
14003 | return NULL((void*)0);
14004 | }
14005 | }
14006 |
14007 | static proto_item *
14008 | proto_tree_add_bits_format_value(proto_tree *tree, const int hfindex,
14009 | tvbuff_t *tvb, const unsigned bit_offset,
14010 | const int no_of_bits, void *value_ptr,
14011 | const unsigned encoding, char *value_str)
14012 | {
14013 | proto_item *item;
14014 |
14015 | if ((item = _proto_tree_add_bits_format_value(tree, hfindex,
14016 | tvb, bit_offset, no_of_bits,
14017 | value_ptr, encoding, value_str))) {
14018 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_OFFSET(bit_offset&0x7))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((bit_offset&0x7) & 63) << 5)); } while(0);
14019 | FI_SET_FLAG(PNODE_FINFO(item), FI_BITS_SIZE(no_of_bits))do { if (((item)->finfo)) (((item)->finfo))->flags = (((item)->finfo))->flags | ((((no_of_bits) & 63) << 12)); } while(0);
14020 | }
14021 | return item;
14022 | }
14023 |
14024 | #define CREATE_VALUE_STRING(tree,dst,format,ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap); \
14025 | va_start(ap, format)__builtin_va_start(ap, format); \
14026 | dst = wmem_strdup_vprintf(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), format, ap); \
14027 | va_end(ap)__builtin_va_end(ap);
14028 |
14029 | proto_item *
14030 | proto_tree_add_uint_bits_format_value(proto_tree *tree, const int hfindex,
14031 | tvbuff_t *tvb, const unsigned bit_offset,
14032 | const int no_of_bits, uint32_t value,
14033 | const unsigned encoding,
14034 | const char *format, ...)
14035 | {
14036 | va_list ap;
14037 | char *dst;
14038 | header_field_info *hf_field;
14039 |
14040 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14041 |
14042 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14042 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14042, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14042, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14042, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14043 |
14044 | switch (hf_field->type) {
14045 | case FT_UINT8:
14046 | case FT_UINT16:
14047 | case FT_UINT24:
14048 | case FT_UINT32:
14049 | break;
14050 |
14051 | default:
14052 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hf_field->abbrev)
14053 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hf_field->abbrev);
14054 | return NULL((void*)0);
14055 | }
14056 |
14057 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14058 |
14059 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14060 | }
14061 |
14062 | proto_item *
14063 | proto_tree_add_uint64_bits_format_value(proto_tree *tree, const int hfindex,
14064 | tvbuff_t *tvb, const unsigned bit_offset,
14065 | const int no_of_bits, uint64_t value,
14066 | const unsigned encoding,
14067 | const char *format, ...)
14068 | {
14069 | va_list ap;
14070 | char *dst;
14071 | header_field_info *hf_field;
14072 |
14073 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14074 |
14075 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14075 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14075, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14075, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14075, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14076 |
14077 | switch (hf_field->type) {
14078 | case FT_UINT40:
14079 | case FT_UINT48:
14080 | case FT_UINT56:
14081 | case FT_UINT64:
14082 | break;
14083 |
14084 | default:
14085 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64",proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hf_field->abbrev)
14086 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT40, FT_UINT48, FT_UINT56, or FT_UINT64" , hf_field->abbrev);
14087 | return NULL((void*)0);
14088 | }
14089 |
14090 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14091 |
14092 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14093 | }
14094 |
14095 | proto_item *
14096 | proto_tree_add_float_bits_format_value(proto_tree *tree, const int hfindex,
14097 | tvbuff_t *tvb, const unsigned bit_offset,
14098 | const int no_of_bits, float value,
14099 | const unsigned encoding,
14100 | const char *format, ...)
14101 | {
14102 | va_list ap;
14103 | char *dst;
14104 | header_field_info *hf_field;
14105 |
14106 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14107 |
14108 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14108 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14108, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14108, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14108, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14109 |
14110 | DISSECTOR_ASSERT_FIELD_TYPE(hf_field, FT_FLOAT)((void) (((hf_field)->type == FT_FLOAT) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_FLOAT", "epan/proto.c", 14110, ((hf_field))->abbrev))));
14111 |
14112 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14113 |
14114 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14115 | }
14116 |
14117 | proto_item *
14118 | proto_tree_add_int_bits_format_value(proto_tree *tree, const int hfindex,
14119 | tvbuff_t *tvb, const unsigned bit_offset,
14120 | const int no_of_bits, int32_t value,
14121 | const unsigned encoding,
14122 | const char *format, ...)
14123 | {
14124 | va_list ap;
14125 | char *dst;
14126 | header_field_info *hf_field;
14127 |
14128 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14129 |
14130 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14130 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14130, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14130, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14130, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14131 |
14132 | switch (hf_field->type) {
14133 | case FT_INT8:
14134 | case FT_INT16:
14135 | case FT_INT24:
14136 | case FT_INT32:
14137 | break;
14138 |
14139 | default:
14140 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32",proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hf_field->abbrev)
14141 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT8, FT_INT16, FT_INT24, or FT_INT32" , hf_field->abbrev);
14142 | return NULL((void*)0);
14143 | }
14144 |
14145 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14146 |
14147 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14148 | }
14149 |
14150 | proto_item *
14151 | proto_tree_add_int64_bits_format_value(proto_tree *tree, const int hfindex,
14152 | tvbuff_t *tvb, const unsigned bit_offset,
14153 | const int no_of_bits, int64_t value,
14154 | const unsigned encoding,
14155 | const char *format, ...)
14156 | {
14157 | va_list ap;
14158 | char *dst;
14159 | header_field_info *hf_field;
14160 |
14161 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14162 |
14163 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14163 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14163, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14163, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14163, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14164 |
14165 | switch (hf_field->type) {
14166 | case FT_INT40:
14167 | case FT_INT48:
14168 | case FT_INT56:
14169 | case FT_INT64:
14170 | break;
14171 |
14172 | default:
14173 | REPORT_DISSECTOR_BUG("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64",proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hf_field->abbrev)
14174 | hf_field->abbrev)proto_report_dissector_bug("field %s is not of type FT_INT40, FT_INT48, FT_INT56, or FT_INT64" , hf_field->abbrev);
14175 | return NULL((void*)0);
14176 | }
14177 |
14178 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14179 |
14180 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14181 | }
14182 |
14183 | proto_item *
14184 | proto_tree_add_boolean_bits_format_value(proto_tree *tree, const int hfindex,
14185 | tvbuff_t *tvb, const unsigned bit_offset,
14186 | const int no_of_bits, uint64_t value,
14187 | const unsigned encoding,
14188 | const char *format, ...)
14189 | {
14190 | va_list ap;
14191 | char *dst;
14192 | header_field_info *hf_field;
14193 |
14194 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14195 |
14196 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hf_field)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14196 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14196, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14196, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hf_field = gpa_hfinfo.hfi[hfindex] ;; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14196, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items); ((tree)-> tree_data)->count = 0; except_throw(1, (6), (wmem_strdup_printf (((tree)->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hf_field->abbrev, prefs.gui_max_tree_items))); } if (!(( (tree)->tree_data)->visible)) { if (proto_item_is_hidden ((tree))) { if ((hf_field->ref_type != HF_REF_TYPE_DIRECT) && (hf_field->ref_type != HF_REF_TYPE_PRINT) && (hf_field->type != FT_PROTOCOL || ((tree)->tree_data)-> fake_protocols)) { ((void)0); return proto_tree_add_fake_node (tree, hf_field); } } };
14197 |
14198 | DISSECTOR_ASSERT_FIELD_TYPE(hf_field, FT_BOOLEAN)((void) (((hf_field)->type == FT_BOOLEAN) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BOOLEAN", "epan/proto.c" , 14198, ((hf_field))->abbrev))));
14199 |
14200 | CREATE_VALUE_STRING(tree, dst, format, ap)__builtin_va_start(ap, format); dst = wmem_strdup_vprintf(((tree )->tree_data->pinfo->pool), format, ap); __builtin_va_end (ap);;
14201 |
14202 | return proto_tree_add_bits_format_value(tree, hfindex, tvb, bit_offset, no_of_bits, &value, encoding, dst);
14203 | }
14204 |
14205 | proto_item *
14206 | proto_tree_add_ts_23_038_7bits_packed_item(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
14207 | const unsigned bit_offset, const int no_of_chars)
14208 | {
14209 | proto_item *pi;
14210 | header_field_info *hfinfo;
14211 | int byte_length;
14212 | unsigned byte_offset;
14213 | char *string;
14214 |
14215 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14216 |
14217 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14217 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14217, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14217, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14217, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
14218 |
14219 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_STRING)((void) (((hfinfo)->type == FT_STRING) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_STRING", "epan/proto.c" , 14219, ((hfinfo))->abbrev))));
14220 |
14221 | byte_length = (((no_of_chars + 1) * 7) + (bit_offset & 0x07)) >> 3;
14222 | byte_offset = bit_offset >> 3;
14223 |
14224 | string = tvb_get_ts_23_038_7bits_string_packed(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), tvb, bit_offset, no_of_chars);
14225 |
14226 | pi = proto_tree_add_pi(tree, hfinfo, tvb, byte_offset, &byte_length);
14227 | DISSECTOR_ASSERT(byte_length >= 0)((void) ((byte_length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 14227, "byte_length >= 0" ))));
14228 | proto_tree_set_string(PNODE_FINFO(pi)((pi)->finfo), string);
14229 |
14230 | return pi;
14231 | }
14232 |
14233 | proto_item *
14234 | proto_tree_add_ascii_7bits_item(proto_tree *tree, const int hfindex, tvbuff_t *tvb,
14235 | const unsigned bit_offset, const int no_of_chars)
14236 | {
14237 | proto_item *pi;
14238 | header_field_info *hfinfo;
14239 | int byte_length;
14240 | unsigned byte_offset;
14241 | char *string;
14242 |
14243 | CHECK_FOR_NULL_TREE(tree)if (!tree) { ((void)0); return ((void*)0); };
14244 |
14245 | TRY_TO_FAKE_THIS_ITEM(tree, hfindex, hfinfo)((tree)->tree_data)->count++; if((hfindex == 0 || (unsigned )hfindex > gpa_hfinfo.len) && wireshark_abort_on_dissector_bug ) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14245 , __func__, "Unregistered hf! index=%d", hfindex); ((void) (( hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len ) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14245, "hfindex > 0 && (unsigned)hfindex < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hfindex] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14245, "gpa_hfinfo.hfi[hfindex] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hfindex];; if (((tree)->tree_data)->count > prefs.gui_max_tree_items ) { ((void)0); if (wireshark_abort_on_too_many_items) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14245, __func__, "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items); ((tree)->tree_data )->count = 0; except_throw(1, (6), (wmem_strdup_printf(((tree )->tree_data->pinfo->pool), "Adding %s would put more than %d items in the tree -- possible infinite loop (max number of items can be increased in advanced preferences)" , hfinfo->abbrev, prefs.gui_max_tree_items))); } if (!(((tree )->tree_data)->visible)) { if (proto_item_is_hidden((tree ))) { if ((hfinfo->ref_type != HF_REF_TYPE_DIRECT) && (hfinfo->ref_type != HF_REF_TYPE_PRINT) && (hfinfo ->type != FT_PROTOCOL || ((tree)->tree_data)->fake_protocols )) { ((void)0); return proto_tree_add_fake_node(tree, hfinfo) ; } } };
14246 |
14247 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_STRING)((void) (((hfinfo)->type == FT_STRING) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_STRING", "epan/proto.c" , 14247, ((hfinfo))->abbrev))));
14248 |
14249 | byte_length = (((no_of_chars + 1) * 7) + (bit_offset & 0x07)) >> 3;
14250 | byte_offset = bit_offset >> 3;
14251 |
14252 | string = tvb_get_ascii_7bits_string(PNODE_POOL(tree)((tree)->tree_data->pinfo->pool), tvb, bit_offset, no_of_chars);
14253 |
14254 | pi = proto_tree_add_pi(tree, hfinfo, tvb, byte_offset, &byte_length);
14255 | DISSECTOR_ASSERT(byte_length >= 0)((void) ((byte_length >= 0) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\"", "epan/proto.c", 14255, "byte_length >= 0" ))));
14256 | proto_tree_set_string(PNODE_FINFO(pi)((pi)->finfo), string);
14257 |
14258 | return pi;
14259 | }
14260 |
14261 | const value_string proto_checksum_vals[] = {
14262 | { PROTO_CHECKSUM_E_BAD, "Bad" },
14263 | { PROTO_CHECKSUM_E_GOOD, "Good" },
14264 | { PROTO_CHECKSUM_E_UNVERIFIED, "Unverified" },
14265 | { PROTO_CHECKSUM_E_NOT_PRESENT, "Not present" },
14266 | { PROTO_CHECKSUM_E_ILLEGAL, "Illegal" },
14267 |
14268 | { 0, NULL((void*)0) }
14269 | };
14270 |
14271 | #define PROTO_CHECKSUM_COMPUTED_USED(0x01|0x02|0x10) (PROTO_CHECKSUM_VERIFY0x01|PROTO_CHECKSUM_GENERATED0x02|PROTO_CHECKSUM_NOT_PRESENT0x10)
14272 |
14273 | proto_item *
14274 | proto_tree_add_checksum(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
14275 | const int hf_checksum, const int hf_checksum_status, struct expert_field* bad_checksum_expert,
14276 | packet_info *pinfo, uint32_t computed_checksum, const unsigned encoding, const unsigned flags)
14277 | {
14278 | header_field_info *hfinfo;
14279 | uint32_t checksum;
14280 | uint32_t len;
14281 | proto_item* ti = NULL((void*)0);
14282 | proto_item* ti2;
14283 | bool_Bool incorrect_checksum = true1;
14284 |
14285 | PROTO_REGISTRAR_GET_NTH(hf_checksum, hfinfo)if((hf_checksum == 0 || (unsigned)hf_checksum > gpa_hfinfo .len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14285, __func__, "Unregistered hf! index=%d" , hf_checksum); ((void) ((hf_checksum > 0 && (unsigned )hf_checksum < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 14285 , "hf_checksum > 0 && (unsigned)hf_checksum < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_checksum ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14285, "gpa_hfinfo.hfi[hf_checksum] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_checksum ];;
14286 |
14287 | switch (hfinfo->type) {
14288 | case FT_UINT8:
14289 | len = 1;
14290 | break;
14291 | case FT_UINT16:
14292 | len = 2;
14293 | break;
14294 | case FT_UINT24:
14295 | len = 3;
14296 | break;
14297 | case FT_UINT32:
14298 | len = 4;
14299 | break;
14300 | default:
14301 | REPORT_DISSECTOR_BUG("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32",proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev)
14302 | hfinfo->abbrev)proto_report_dissector_bug("field %s is not of type FT_UINT8, FT_UINT16, FT_UINT24, or FT_UINT32" , hfinfo->abbrev);
14303 | }
14304 |
14305 | if (flags & PROTO_CHECKSUM_NOT_PRESENT0x10) {
14306 | ti = proto_tree_add_uint_format_value(tree, hf_checksum, tvb, offset, len, 0, "[missing]");
14307 | proto_item_set_generated(ti);
14308 | // Backward compatible with use of -1
14309 | if (hf_checksum_status > 0) {
14310 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, len, PROTO_CHECKSUM_E_NOT_PRESENT);
14311 | proto_item_set_generated(ti2);
14312 | }
14313 | return ti;
14314 | }
14315 |
14316 | if (flags & PROTO_CHECKSUM_GENERATED0x02) {
14317 | ti = proto_tree_add_uint(tree, hf_checksum, tvb, offset, len, computed_checksum);
14318 | proto_item_set_generated(ti);
14319 | } else {
14320 | ti = proto_tree_add_item_ret_uint(tree, hf_checksum, tvb, offset, len, encoding, &checksum);
14321 | if (flags & PROTO_CHECKSUM_VERIFY0x01) {
14322 | if (flags & (PROTO_CHECKSUM_IN_CKSUM0x04|PROTO_CHECKSUM_ZERO0x08)) {
14323 | if (computed_checksum == 0) {
14324 | proto_item_append_text(ti, " [correct]");
14325 | // Backward compatible with use of -1
14326 | if (hf_checksum_status > 0) {
14327 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14328 | proto_item_set_generated(ti2);
14329 | }
14330 | incorrect_checksum = false0;
14331 | } else if (flags & PROTO_CHECKSUM_IN_CKSUM0x04) {
14332 | computed_checksum = in_cksum_shouldbe(checksum, computed_checksum);
14333 | /* XXX - This can't distinguish between "shouldbe"
14334 | * 0x0000 and 0xFFFF unless we know whether there
14335 | * were any nonzero bits (other than the checksum).
14336 | * Protocols should not use this path if they might
14337 | * have an all zero packet.
14338 | * Some implementations put the wrong zero; maybe
14339 | * we should have a special expert info for that?
14340 | */
14341 | }
14342 | } else {
14343 | if (checksum == computed_checksum) {
14344 | proto_item_append_text(ti, " [correct]");
14345 | // Backward compatible with use of -1
14346 | if (hf_checksum_status > 0) {
14347 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14348 | proto_item_set_generated(ti2);
14349 | }
14350 | incorrect_checksum = false0;
14351 | }
14352 | }
14353 |
14354 | if (incorrect_checksum) {
14355 | // Backward compatible with use of -1
14356 | if (hf_checksum_status > 0) {
14357 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_BAD);
14358 | proto_item_set_generated(ti2);
14359 | }
14360 | if (flags & PROTO_CHECKSUM_ZERO0x08) {
14361 | proto_item_append_text(ti, " [incorrect]");
14362 | if (bad_checksum_expert != NULL((void*)0))
14363 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s", expert_get_summary(bad_checksum_expert));
14364 | } else {
14365 | proto_item_append_text(ti, " incorrect, should be 0x%0*x", len*2, computed_checksum);
14366 | if (bad_checksum_expert != NULL((void*)0))
14367 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s [should be 0x%0*x]", expert_get_summary(bad_checksum_expert), len * 2, computed_checksum);
14368 | }
14369 | }
14370 | } else {
14371 | // Backward compatible with use of -1
14372 | if (hf_checksum_status > 0) {
14373 | proto_item_append_text(ti, " [unverified]");
14374 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_UNVERIFIED);
14375 | proto_item_set_generated(ti2);
14376 | }
14377 | }
14378 | }
14379 |
14380 | return ti;
14381 | }
14382 |
14383 | proto_item *
14384 | proto_tree_add_checksum_bytes(proto_tree *tree, tvbuff_t *tvb, const unsigned offset,
14385 | const int hf_checksum, const int hf_checksum_status, struct expert_field* bad_checksum_expert,
14386 | packet_info *pinfo, const uint8_t *computed_checksum, size_t checksum_len, const unsigned flags)
14387 | {
14388 | header_field_info *hfinfo;
14389 | uint8_t *checksum = NULL((void*)0);
14390 | proto_item* ti = NULL((void*)0);
14391 | proto_item* ti2;
14392 | bool_Bool incorrect_checksum = true1;
14393 |
14394 | PROTO_REGISTRAR_GET_NTH(hf_checksum, hfinfo)if((hf_checksum == 0 || (unsigned)hf_checksum > gpa_hfinfo .len) && wireshark_abort_on_dissector_bug) ws_log_fatal_full ("Epan", LOG_LEVEL_ERROR, "epan/proto.c", 14394, __func__, "Unregistered hf! index=%d" , hf_checksum); ((void) ((hf_checksum > 0 && (unsigned )hf_checksum < gpa_hfinfo.len) ? (void)0 : (proto_report_dissector_bug ("%s:%u: failed assertion \"%s\" (%s)", "epan/proto.c", 14394 , "hf_checksum > 0 && (unsigned)hf_checksum < gpa_hfinfo.len" , "Unregistered hf!")))) ; ((void) ((gpa_hfinfo.hfi[hf_checksum ] != ((void*)0)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\" (%s)" , "epan/proto.c", 14394, "gpa_hfinfo.hfi[hf_checksum] != ((void*)0)" , "Unregistered hf!")))) ; hfinfo = gpa_hfinfo.hfi[hf_checksum ];;
14395 |
14396 | DISSECTOR_ASSERT_FIELD_TYPE(hfinfo, FT_BYTES)((void) (((hfinfo)->type == FT_BYTES) ? (void)0 : (proto_report_dissector_bug ("%s:%u: field %s is not of type ""FT_BYTES", "epan/proto.c", 14396, ((hfinfo))->abbrev))));
14397 |
14398 | /* Make sure a NULL computed_checksum isn't dereferenced.
14399 | * If checksum_len is 0 it probably won't crash, but in the VERIFY
14400 | * case memcmp(NULL, checksum, 0) is UB until C2y, and in the other
14401 | * cases the behavior is unexpected and still a programmer error;
14402 | * proto_tree_add_bytes retrieves it from the tvb, thus neither
14403 | * _NOT_PRESENT nor _GENERATED is correct.
14404 | */
14405 | DISSECTOR_ASSERT(computed_checksum || ((flags & PROTO_CHECKSUM_COMPUTED_USED) == PROTO_CHECKSUM_NO_FLAGS))((void) ((computed_checksum || ((flags & (0x01|0x02|0x10) ) == 0x00)) ? (void)0 : (proto_report_dissector_bug("%s:%u: failed assertion \"%s\"" , "epan/proto.c", 14405, "computed_checksum || ((flags & (0x01|0x02|0x10)) == 0x00)" ))));
14406 |
14407 | if (flags & PROTO_CHECKSUM_NOT_PRESENT0x10) {
14408 | ti = proto_tree_add_bytes_format_value(tree, hf_checksum, tvb, offset, (int)checksum_len, 0, "[missing]");
14409 | proto_item_set_generated(ti);
14410 | // Backward compatible with use of -1
14411 | if (hf_checksum_status > 0) {
14412 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, (int)checksum_len, PROTO_CHECKSUM_E_NOT_PRESENT);
14413 | proto_item_set_generated(ti2);
14414 | }
14415 | return ti;
14416 | }
14417 |
14418 | if (flags & PROTO_CHECKSUM_GENERATED0x02) {
14419 | ti = proto_tree_add_bytes(tree, hf_checksum, tvb, offset, (int)checksum_len, computed_checksum);
14420 | proto_item_set_generated(ti);
14421 | return ti;
14422 | }
14423 |
14424 | checksum = tvb_memdup(pinfo->pool, tvb, offset, checksum_len);
14425 | ti = proto_tree_add_bytes(tree, hf_checksum, tvb, offset, (int)checksum_len, checksum);
14426 | if (flags & PROTO_CHECKSUM_VERIFY0x01) {
14427 | if (flags & (PROTO_CHECKSUM_IN_CKSUM0x04|PROTO_CHECKSUM_ZERO0x08)) {
14428 | bool_Bool non_zero_flag = false0;
14429 | for (size_t index = 0; index < checksum_len; index++) {
14430 | if (computed_checksum[index]) {
14431 | non_zero_flag = true1;
14432 | break;
14433 | }
14434 | }
14435 | if (!non_zero_flag) {
14436 | proto_item_append_text(ti, " [correct]");
14437 | // Backward compatible with use of -1
14438 | if (hf_checksum_status > 0) {
14439 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14440 | proto_item_set_generated(ti2);
14441 | }
14442 | incorrect_checksum = false0;
14443 | }
14444 | } else {
14445 | if (memcmp(computed_checksum, checksum, checksum_len) == 0) {
14446 | proto_item_append_text(ti, " [correct]");
14447 | // Backward compatible with use of -1
14448 | if (hf_checksum_status > 0) {
14449 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_GOOD);
14450 | proto_item_set_generated(ti2);
14451 | }
14452 | incorrect_checksum = false0;
14453 | }
14454 | }
14455 |
14456 | if (incorrect_checksum) {
14457 | // Backward compatible with use of -1
14458 | if (hf_checksum_status > 0) {
14459 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_BAD);
14460 | proto_item_set_generated(ti2);
14461 | }
14462 | if (flags & PROTO_CHECKSUM_ZERO0x08) {
14463 | proto_item_append_text(ti, " [incorrect]");
14464 | if (bad_checksum_expert != NULL((void*)0))
14465 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s", expert_get_summary(bad_checksum_expert));
14466 | } else {
14467 | char *computed_checksum_str = bytes_to_str_maxlen(pinfo->pool, computed_checksum, checksum_len, 0);
14468 | proto_item_append_text(ti, " incorrect, should be 0x%s", computed_checksum_str);
14469 | if (bad_checksum_expert != NULL((void*)0))
14470 | expert_add_info_format(pinfo, ti, bad_checksum_expert, "%s [should be 0x%s]", expert_get_summary(bad_checksum_expert), computed_checksum_str);
14471 | }
14472 | }
14473 | } else {
14474 | // Backward compatible with use of -1
14475 | if (hf_checksum_status > 0) {
14476 | proto_item_append_text(ti, " [unverified]");
14477 | ti2 = proto_tree_add_uint(tree, hf_checksum_status, tvb, offset, 0, PROTO_CHECKSUM_E_UNVERIFIED);
14478 | proto_item_set_generated(ti2);
14479 | }
14480 | }
14481 |
14482 | return ti;
14483 | }
14484 |
14485 | unsigned char
14486 | proto_check_field_name(const char *field_name)
14487 | {
14488 | return module_check_valid_name(field_name, false0);
14489 | }
14490 |
14491 | unsigned char
14492 | proto_check_field_name_lower(const char *field_name)
14493 | {
14494 | return module_check_valid_name(field_name, true1);
14495 | }
14496 |
14497 | bool_Bool
14498 | tree_expanded(int tree_type)
14499 | {
14500 | if (tree_type <= 0) {
14501 | return false0;
14502 | }
14503 | ws_assert(tree_type >= 0 && tree_type < num_tree_types)do { if ((1) && !(tree_type >= 0 && tree_type < num_tree_types)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 14503, __func__, "assertion failed: %s", "tree_type >= 0 && tree_type < num_tree_types" ); } while (0);
14504 | return tree_is_expanded[tree_type >> 5] & (1U << (tree_type & 31));
14505 | }
14506 |
14507 | void
14508 | tree_expanded_set(int tree_type, bool_Bool value)
14509 | {
14510 | ws_assert(tree_type >= 0 && tree_type < num_tree_types)do { if ((1) && !(tree_type >= 0 && tree_type < num_tree_types)) ws_log_fatal_full("Epan", LOG_LEVEL_ERROR , "epan/proto.c", 14510, __func__, "assertion failed: %s", "tree_type >= 0 && tree_type < num_tree_types" ); } while (0);
14511 |
14512 | if (value)
14513 | tree_is_expanded[tree_type >> 5] |= (1U << (tree_type & 31));
14514 | else
14515 | tree_is_expanded[tree_type >> 5] &= ~(1U << (tree_type & 31));
14516 | }
14517 |
14518 | /*
14519 | * Editor modelines - https://www.wireshark.org/tools/modelines.html
14520 | *
14521 | * Local variables:
14522 | * c-basic-offset: 8
14523 | * tab-width: 8
14524 | * indent-tabs-mode: t
14525 | * End:
14526 | *
14527 | * vi: set shiftwidth=8 tabstop=8 noexpandtab:
14528 | * :indentSize=8:tabSize=8:noTabs=false:
14529 | */