### Bug Summary

File: | builds/wireshark/wireshark/ui/qt/packet_list.cpp
Warning: | line 954, column 20 Potential leak of memory pointed to by 'drag_label'

### 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 packet_list.cpp -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -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-21/lib/clang/21 -isystem /usr/include/glib-2.0 -isystem /usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /builds/wireshark/wireshark/build/ui/qt -isystem /builds/wireshark/wireshark/ui/qt -isystem /builds/wireshark/wireshark/ui/qt/lua_debugger -isystem /usr/include/x86_64-linux-gnu/qt6/QtWidgets -isystem /usr/include/x86_64-linux-gnu/qt6 -isystem /usr/include/x86_64-linux-gnu/qt6/QtCore -isystem /usr/lib/x86_64-linux-gnu/qt6/mkspecs/linux-g++ -isystem /usr/include/x86_64-linux-gnu/qt6/QtGui -isystem /usr/include/x86_64-linux-gnu/qt6/QtCore5Compat -isystem /usr/include/x86_64-linux-gnu/qt6/QtConcurrent -isystem /usr/include/x86_64-linux-gnu/qt6/QtPrintSupport -isystem /usr/include/x86_64-linux-gnu/qt6/QtNetwork -isystem /usr/include/x86_64-linux-gnu/qt6/QtMultimedia -isystem /usr/include/x86_64-linux-gnu/qt6/QtDBus -D G_DISABLE_DEPRECATED -D G_DISABLE_SINGLE_INCLUDES -D QT_CONCURRENT_LIB -D QT_CORE5COMPAT_LIB -D QT_CORE_LIB -D QT_DBUS_LIB -D QT_GUI_LIB -D QT_MULTIMEDIA_LIB -D QT_NETWORK_LIB -D QT_PRINTSUPPORT_LIB -D QT_WIDGETS_LIB -D WS_DEBUG -D WS_DEBUG_UTF_8 -I /builds/wireshark/wireshark/build/ui/qt/qtui_autogen/include -I /builds/wireshark/wireshark/build -I /builds/wireshark/wireshark -I /builds/wireshark/wireshark/include -D _GLIBCXX_ASSERTIONS -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/x86_64-linux-gnu/c++/14 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14/backward -internal-isystem /usr/lib/llvm-21/lib/clang/21/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../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=c++17 -fdeprecated-macro -ferror-limit 19 -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 -fcxx-exceptions -fexceptions -fcolor-diagnostics -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /builds/wireshark/wireshark/sbout/2026-05-23-100321-3658-1 -x c++ /builds/wireshark/wireshark/ui/qt/packet_list.cpp

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1 | /* packet_list.cpp
2 | *
3 | * Wireshark - Network traffic analyzer
4 | * By Gerald Combs <gerald@wireshark.org>
5 | * Copyright 1998 Gerald Combs
6 | *
7 | * SPDX-License-Identifier: GPL-2.0-or-later
8 | */
9 |
10 | #include <ui/qt/packet_list.h>
11 |
12 | #include "config.h"
13 |
14 | #include "file.h"
15 |
16 | #include <epan/epan.h>
17 | #include <epan/epan_dissect.h>
18 |
19 | #include <epan/column.h>
20 | #include <epan/expert.h>
21 | #include <epan/packet.h>
22 | #include <epan/prefs.h>
23 | #include <epan/proto.h>
24 |
25 | #include "ui/main_statusbar.h"
26 | #include "ui/packet_list_utils.h"
27 | #include "ui/preference_utils.h"
28 | #include "ui/recent.h"
29 | #include "ui/recent_utils.h"
30 | #include "ui/ws_ui_util.h"
31 | #include "ui/simple_dialog.h"
32 | #include <wsutil/utf8_entities.h>
33 | #include "ui/util.h"
34 |
35 | #include "wiretap/wtap_opttypes.h"
36 | #include "app/application_flavor.h"
37 | #include "wsutil/str_util.h"
38 | #include <wsutil/wslog.h>
39 |
40 | #include <epan/color_filters.h>
41 |
42 | #include <ui/qt/utils/color_utils.h>
43 | #include <ui/qt/widgets/overlay_scroll_bar.h>
44 | #include "proto_tree.h"
45 | #include <ui/qt/utils/qt_ui_utils.h>
46 | #include "main_application.h"
47 | #include <ui/qt/utils/data_printer.h>
48 | #include <ui/qt/utils/frame_information.h>
49 | #include <ui/qt/utils/profile_switcher.h>
50 | #include <ui/qt/utils/variant_pointer.h>
51 | #include <ui/qt/models/pref_models.h>
52 | #include <ui/qt/widgets/packet_list_header.h>
53 | #include <ui/qt/utils/wireshark_mime_data.h>
54 | #include <ui/qt/widgets/drag_label.h>
55 | #include <ui/qt/filter_action.h>
56 | #include <ui/qt/follow_stream_action.h>
57 | #include <ui/qt/decode_as_dialog.h>
58 | #include <ui/qt/wireshark_main_window.h>
59 |
60 | #include <QAction>
61 | #include <QActionGroup>
62 | #include <QClipboard>
63 | #include <QContextMenuEvent>
64 | #include <QtCore/qmath.h>
65 | #include <QElapsedTimer>
66 | #include <QFontMetrics>
67 | #include <QHeaderView>
68 | #include <QMessageBox>
69 | #include <QPainter>
70 | #include <QScreen>
71 | #include <QScrollBar>
72 | #include <QTabWidget>
73 | #include <QTextEdit>
74 | #include <QTimerEvent>
75 | #include <QTreeWidget>
76 | #include <QWindow>
77 | #include <QJsonObject>
78 | #include <QJsonDocument>
79 |
80 | #ifdef Q_OS_WIN
81 | #include "wsutil/file_util.h"
82 | #include <QSysInfo>
83 | #include <uxtheme.h>
84 | #endif
85 |
86 | // To do:
87 | // - Fix "apply as filter" behavior.
88 | // - Add colorize conversation.
89 | // - Use a timer to trigger automatic scrolling.
90 |
91 | // If we ever add the ability to open multiple capture files we might be
92 | // able to use something like QMap<capture_file *, PacketList *> to match
93 | // capture files against packet lists and models.
94 | static PacketList *gbl_cur_packet_list;
95 |
96 | const int max_comments_to_fetch_ = 20000000; // Arbitrary
97 | const int overlay_update_interval_ = 100; // 250; // Milliseconds.
98 |
99 |
100 | /*
101 | * Given a frame_data structure, scroll to and select the row in the
102 | * packet list corresponding to that frame. If there is no such
103 | * row, return false, otherwise return true.
104 | */
105 | bool
106 | packet_list_select_row_from_data(frame_data *fdata_needle)
107 | {
108 | if (! gbl_cur_packet_list || ! gbl_cur_packet_list->model())
109 | return false;
110 |
111 | PacketListModel* model = qobject_cast<PacketListModel*>(gbl_cur_packet_list->model());
112 |
113 | if (!model)
114 | return false;
115 |
116 | model->flushVisibleRows();
117 | int row = -1;
118 | if (!fdata_needle)
119 | row = 0;
120 | else
121 | row = model->visibleIndexOf(fdata_needle);
122 |
123 | if (row >= 0) {
124 | /* Calling ClearAndSelect with setCurrentIndex clears the "current"
125 | * item, but doesn't clear the "selected" item. We want to clear
126 | * the "selected" item as well so that selectionChanged() will be
127 | * emitted in order to force an update of the packet details and
128 | * packet bytes after a search.
129 | */
130 | gbl_cur_packet_list->selectionModel()->clearSelection();
131 | gbl_cur_packet_list->selectionModel()->setCurrentIndex(model->index(row, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
132 | gbl_cur_packet_list->scrollTo(gbl_cur_packet_list->currentIndex(), PacketList::PositionAtCenter);
133 | return true;
134 | }
135 |
136 | return false;
137 | }
138 |
139 | /*
140 | * Given a field_info, select the field (which will scroll to it in
141 | * the main ProtoTree, etc.) This is kind of an odd place for it,
142 | * but we call this when performing Find Packet in lieu of changing the
143 | * selected frame (the function above), because we found a match in the
144 | * same frame as the currently selected one.
145 | */
146 | bool
147 | packet_list_select_finfo(field_info *fi)
148 | {
149 | if (! gbl_cur_packet_list || ! gbl_cur_packet_list->model())
150 | return false;
151 |
152 | if (fi) {
153 | FieldInformation finfo(fi, gbl_cur_packet_list);
154 | emit gbl_cur_packet_list->fieldSelected(&finfo);
155 | } else {
156 | emit gbl_cur_packet_list->fieldSelected(0);
157 | }
158 | return true;
159 | }
160 |
161 | void
162 | packet_list_clear(void)
163 | {
164 | if (gbl_cur_packet_list) {
165 | gbl_cur_packet_list->clear();
166 | }
167 | }
168 |
169 | void
170 | packet_list_freeze(void)
171 | {
172 | if (gbl_cur_packet_list) {
173 | gbl_cur_packet_list->freeze();
174 | }
175 | }
176 |
177 | void
178 | packet_list_thaw(void)
179 | {
180 | if (gbl_cur_packet_list) {
181 | gbl_cur_packet_list->thaw();
182 | }
183 |
184 | packets_bar_update();
185 | }
186 |
187 | /* Redraw the packet list *and* currently-selected detail */
188 | void
189 | packet_list_queue_draw(void)
190 | {
191 | if (gbl_cur_packet_list)
192 | gbl_cur_packet_list->redrawVisiblePackets();
193 | }
194 |
195 | void
196 | packet_list_recent_write_all(FILE *rf) {
197 | if (!gbl_cur_packet_list)
198 | return;
199 |
200 | gbl_cur_packet_list->writeRecent(rf);
201 | }
202 |
203 | bool
204 | packet_list_multi_select_active(void)
205 | {
206 | if (gbl_cur_packet_list) {
207 | return gbl_cur_packet_list->multiSelectActive();
208 | }
209 | return false;
210 | }
211 |
212 | #define MIN_COL_WIDTH_STR"MMMMMM" "MMMMMM"
213 |
214 | PacketList::PacketList(QWidget *parent) :
215 | QTreeView(parent),
216 | proto_tree_(nullptr),
217 | cap_file_(nullptr),
218 | ctx_column_(-1),
219 | overlay_timer_id_(0),
220 | create_near_overlay_(true),
221 | create_far_overlay_(true),
222 | mouse_pressed_at_(QModelIndex()),
223 | capture_in_progress_(false),
224 | tail_at_end_(0),
225 | columns_changed_(false),
226 | set_column_visibility_(false),
227 | set_style_sheet_(false),
228 | frozen_current_row_(QModelIndex()),
229 | frozen_selected_rows_(QModelIndexList()),
230 | cur_history_(-1),
231 | in_history_(false),
232 | finfo_array(nullptr),
233 | profile_switcher_(nullptr)
234 | {
235 | setItemsExpandable(false);
236 | setRootIsDecorated(false);
237 | setSortingEnabled(prefs.gui_packet_list_sortable);
238 | setUniformRowHeights(true);
239 | setFocusPolicy(Qt::StrongFocus);
240 |
241 | #ifdef Q_OS_MAC
242 | setAttribute(Qt::WA_MacShowFocusRect, true);
243 | #endif
244 |
245 | verticalScrollBar()->setFocusPolicy(Qt::NoFocus);
246 | horizontalScrollBar()->setFocusPolicy(Qt::NoFocus);
247 |
248 | packet_list_header_ = new PacketListHeader(header()->orientation());
249 | connect(packet_list_header_, &PacketListHeader::resetColumnWidth, this, &PacketList::setRecentColumnWidth);
250 | connect(packet_list_header_, &PacketListHeader::updatePackets, this, &PacketList::updatePackets);
251 | connect(packet_list_header_, &PacketListHeader::showColumnPreferences, this, &PacketList::showProtocolPreferences);
252 | connect(packet_list_header_, &PacketListHeader::editColumn, this, &PacketList::editColumn);
253 | connect(packet_list_header_, &PacketListHeader::columnsChanged, this, &PacketList::columnsChanged);
254 | setHeader(packet_list_header_);
255 |
256 | header()->setFirstSectionMovable(true);
257 |
258 | setSelectionMode(QAbstractItemView::ExtendedSelection);
259 |
260 | // Shrink down to a small but nonzero size in the main splitter.
261 | int one_em = fontMetrics().height();
262 | setMinimumSize(one_em, one_em);
263 |
264 | overlay_sb_ = new OverlayScrollBar(Qt::Vertical, this);
265 | setVerticalScrollBar(overlay_sb_);
266 |
267 | header()->setSortIndicator(-1, Qt::AscendingOrder);
268 |
269 | packet_list_model_ = new PacketListModel(this, cap_file_);
270 | setModel(packet_list_model_);
271 |
272 | Q_ASSERT(gbl_cur_packet_list == Q_NULLPTR)((gbl_cur_packet_list == nullptr) ? static_cast<void>(0 ) : qt_assert("gbl_cur_packet_list == Q_NULLPTR", "ui/qt/packet_list.cpp" , 272));
273 | gbl_cur_packet_list = this;
274 |
275 | connect(packet_list_model_, &PacketListModel::goToPacket, this, [=](int packet) { goToPacket(packet); });
276 | connect(mainApp, &MainApplication::addressResolutionChanged, this, &PacketList::redrawVisiblePacketsDontSelectCurrent);
277 | connect(mainApp, &MainApplication::columnDataChanged, this, &PacketList::redrawVisiblePacketsDontSelectCurrent);
278 | connect(mainApp, &MainApplication::preferencesChanged, this, [=]() {
279 | /* The pref is a uint but QCache maxCost is a signed int (/
280 | * qsizetype in Qt 6). Note that QAbstractItemModel row numbers
281 | * are ints, not unsigned ints, so we're limited to INT_MAX
282 | * rows anyway.
283 | */
284 | PacketListRecord::setMaxCache(prefs.gui_packet_list_cached_rows_max > INT_MAX2147483647 ? INT_MAX2147483647 : prefs.gui_packet_list_cached_rows_max);
285 | if ((bool) (prefs.gui_packet_list_sortable) != isSortingEnabled()) {
286 | setSortingEnabled(prefs.gui_packet_list_sortable);
287 | }
288 | });
289 |
290 | connect(header(), &QHeaderView::sectionResized, this, &PacketList::sectionResized);
291 | connect(header(), &QHeaderView::sectionMoved, this, &PacketList::sectionMoved);
292 |
293 | connect(verticalScrollBar(), &QScrollBar::actionTriggered, this, &PacketList::vScrollBarActionTriggered);
294 | }
295 |
296 | PacketList::~PacketList()
297 | {
298 | if (finfo_array)
299 | {
300 | g_ptr_array_free(finfo_array, true);
301 | }
302 | }
303 |
304 | void PacketList::scrollTo(const QModelIndex &index, QAbstractItemView::ScrollHint hint)
305 | {
306 | /* QAbstractItemView doesn't have a way to indicate "auto scroll, but
307 | * only vertically." So just restore the horizontal scroll value whenever
308 | * it scrolls.
309 | */
310 | setUpdatesEnabled(false);
311 | int horizVal = horizontalScrollBar()->value();
312 | QTreeView::scrollTo(index, hint);
313 | horizontalScrollBar()->setValue(horizVal);
314 | setUpdatesEnabled(true);
315 | }
316 |
317 | void PacketList::colorsChanged()
318 | {
319 | const QString c_active = "active";
320 | const QString c_inactive = "!active";
321 |
322 | QString flat_style_format =
323 | "QTreeView::item:selected:%1 {"
324 | " color: %2;"
325 | " background-color: %3;"
326 | "}";
327 |
328 | QString gradient_style_format =
329 | "QTreeView::item:selected:%1 {"
330 | " color: %2;"
331 | " background-color: qlineargradient(x1:0, y1:0, x2:0, y2:1 stop: 0 %4, stop: 0.5 %3, stop: 1 %4);"
332 | "}";
333 |
334 | QString hover_style = QStringLiteral((QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
335 | "QTreeView:item:hover {"(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
336 | " background-color: %1;"(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
337 | " color: palette(text);"(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}")))
338 | "}")(QString(QtPrivate::qMakeStringPrivate(u"" "QTreeView:item:hover {" " background-color: %1;" " color: palette(text);" "}"))).arg(ColorUtils::hoverBackground().name(QColor::HexArgb));
339 |
340 | QString active_style = QString();
341 | QString inactive_style = QString();
342 |
343 | if (prefs.gui_active_style == COLOR_STYLE_DEFAULT0) {
344 | // ACTIVE = Default
345 | } else if (prefs.gui_active_style == COLOR_STYLE_FLAT1) {
346 | // ACTIVE = Flat
347 | QColor foreground = ColorUtils::fromColorT(prefs.gui_active_fg);
348 | QColor background = ColorUtils::fromColorT(prefs.gui_active_bg);
349 |
350 | active_style = flat_style_format.arg(
351 | c_active,
352 | foreground.name(),
353 | background.name());
354 | } else if (prefs.gui_active_style == COLOR_STYLE_GRADIENT2) {
355 | // ACTIVE = Gradient
356 | QColor foreground = ColorUtils::fromColorT(prefs.gui_active_fg);
357 | QColor background1 = ColorUtils::fromColorT(prefs.gui_active_bg);
358 | QColor background2 = QColor::fromRgb(ColorUtils::alphaBlend(foreground, background1, COLOR_STYLE_ALPHA0.25));
359 |
360 | active_style = gradient_style_format.arg(
361 | c_active,
362 | foreground.name(),
363 | background1.name(),
364 | background2.name());
365 | }
366 |
367 | // INACTIVE style sheet settings
368 | if (prefs.gui_inactive_style == COLOR_STYLE_DEFAULT0) {
369 | // INACTIVE = Default
370 | } else if (prefs.gui_inactive_style == COLOR_STYLE_FLAT1) {
371 | // INACTIVE = Flat
372 | QColor foreground = ColorUtils::fromColorT(prefs.gui_inactive_fg);
373 | QColor background = ColorUtils::fromColorT(prefs.gui_inactive_bg);
374 |
375 | inactive_style = flat_style_format.arg(
376 | c_inactive,
377 | foreground.name(),
378 | background.name());
379 | } else if (prefs.gui_inactive_style == COLOR_STYLE_GRADIENT2) {
380 | // INACTIVE = Gradient
381 | QColor foreground = ColorUtils::fromColorT(prefs.gui_inactive_fg);
382 | QColor background1 = ColorUtils::fromColorT(prefs.gui_inactive_bg);
383 | QColor background2 = QColor::fromRgb(ColorUtils::alphaBlend(foreground, background1, COLOR_STYLE_ALPHA0.25));
384 |
385 | inactive_style = gradient_style_format.arg(
386 | c_inactive,
387 | foreground.name(),
388 | background1.name(),
389 | background2.name());
390 | }
391 |
392 | // Set the style sheet
393 | set_style_sheet_ = true;
394 | if(prefs.gui_packet_list_hover_style) {
395 | setStyleSheet(active_style + inactive_style + hover_style);
396 | } else {
397 | setStyleSheet(active_style + inactive_style);
398 | }
399 | set_style_sheet_ = false;
400 | #if \
401 | ( \
402 | (QT_VERSION((6<<16)|(4<<8)|(2)) >= QT_VERSION_CHECK(6, 5, 4)((6<<16)|(5<<8)|(4)) && QT_VERSION((6<<16)|(4<<8)|(2)) < QT_VERSION_CHECK(6, 6, 0)((6<<16)|(6<<8)|(0))) \
403 | || (QT_VERSION((6<<16)|(4<<8)|(2)) >= QT_VERSION_CHECK(6, 6, 1)((6<<16)|(6<<8)|(1))) \
404 | )
405 | // https://bugreports.qt.io/browse/QTBUG-122109
406 | // Affects Qt 6.5.4 and later, 6.6.1 and later.
407 | // When setting the style sheet, all visible sections are set
408 | // to the new minimum DefaultSectionSize (even if it hasn't
409 | // changed.) So make sure the new widths aren't saved to recent
410 | // and then restore from recent.
411 | applyRecentColumnWidths();
412 | setColumnVisibility();
413 | #endif
414 | }
415 |
416 | QString PacketList::joinSummaryRow(QStringList col_parts, int row, SummaryCopyType type)
417 | {
418 | QString copy_text;
419 | switch (type) {
420 | case CopyAsCSV:
421 | copy_text = "\"";
422 | copy_text += col_parts.join("\",\"");
423 | copy_text += "\"";
424 | break;
425 | case CopyAsYAML:
426 | copy_text = "----\n";
427 | copy_text += QStringLiteral("# Packet %1 from %2\n")(QString(QtPrivate::qMakeStringPrivate(u"" "# Packet %1 from %2\n" ))).arg(row).arg(cap_file_->filename);
428 | copy_text += "- ";
429 | copy_text += col_parts.join("\n- ");
430 | copy_text += "\n";
431 | break;
432 | case CopyAsText:
433 | default:
434 | copy_text = col_parts.join("\t");
435 | }
436 |
437 | return copy_text;
438 | }
439 |
440 | void PacketList::drawRow (QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
441 | {
442 | QTreeView::drawRow(painter, option, index);
443 |
444 | if (prefs.gui_packet_list_separator) {
445 | QRect rect = visualRect(index);
446 |
447 | painter->setPen(QColor(Qt::white));
448 | painter->drawLine(0, rect.y() + rect.height() - 1, width(), rect.y() + rect.height() - 1);
449 | }
450 | }
451 |
452 | void PacketList::setProtoTree (ProtoTree *proto_tree) {
453 | proto_tree_ = proto_tree;
454 |
455 | connect(proto_tree_, &ProtoTree::goToPacket, this, [=](int packet) { goToPacket(packet); });
456 | connect(proto_tree_, &ProtoTree::relatedFrame,
457 | &related_packet_delegate_, &RelatedPacketDelegate::addRelatedFrame);
458 | }
459 |
460 | bool PacketList::uniqueSelectActive()
461 | {
462 | return selectionModel()->selectedRows(0).count() == 1 ? true : false;
463 | }
464 |
465 | bool PacketList::multiSelectActive()
466 | {
467 | return selectionModel()->selectedRows(0).count() > 1 ? true : false;
468 | }
469 |
470 | QList<int> PacketList::selectedRows(bool useFrameNum)
471 | {
472 | QList<int> rows;
473 | if (selectionModel() && selectionModel()->hasSelection())
474 | {
475 | foreach (QModelIndex idx, selectionModel()->selectedRows(0))for (auto _container_475 = QtPrivate::qMakeForeachContainer(selectionModel ()->selectedRows(0)); _container_475.i != _container_475.e ; ++_container_475.i) if (QModelIndex idx = *_container_475.i ; false) {} else
476 | {
477 | if (idx.isValid())
478 | {
479 | if (! useFrameNum)
480 | rows << idx.row();
481 | else if (useFrameNum)
482 | {
483 | frame_data * frame = getFDataForRow(idx.row());
484 | if (frame)
485 | rows << frame->num;
486 | }
487 | }
488 | }
489 | }
490 | else if (currentIndex().isValid())
491 | {
492 | //
493 | // XXX - will we ever have a current index but not a selection
494 | // model?
495 | //
496 | if (! useFrameNum)
497 | rows << currentIndex().row();
498 | else
499 | {
500 | frame_data *frame = getFDataForRow(currentIndex().row());
501 | if (frame)
502 | rows << frame->num;
503 | }
504 | }
505 |
506 | return rows;
507 | }
508 |
509 | void PacketList::selectionChanged (const QItemSelection & selected, const QItemSelection & deselected)
510 | {
511 | QTreeView::selectionChanged(selected, deselected);
512 |
513 | if (!cap_file_) return;
514 |
515 | int row = -1;
516 | static bool multiSelect = false;
517 |
518 | if (selectionModel())
519 | {
520 | QModelIndexList selRows = selectionModel()->selectedRows(0);
521 | if (selRows.count() > 1)
522 | {
523 | QList<int> rows;
524 | foreach (QModelIndex idx, selRows)for (auto _container_524 = QtPrivate::qMakeForeachContainer(selRows ); _container_524.i != _container_524.e; ++_container_524.i) if (QModelIndex idx = *_container_524.i; false) {} else
525 | {
526 | if (idx.isValid())
527 | rows << idx.row();
528 | }
529 |
530 | emit framesSelected(rows);
531 | emit fieldSelected(0);
532 | cf_unselect_packet(cap_file_);
533 |
534 | /* We have to repaint the content while changing state, as some delegates react to multi-select */
535 | if (! multiSelect)
536 | {
537 | related_packet_delegate_.clear();
538 | viewport()->update();
539 | }
540 |
541 | multiSelect = true;
542 |
543 | return;
544 | }
545 | else if (selRows.count() > 0 && selRows.at(0).isValid())
546 | {
547 | multiSelect = false;
548 | row = selRows.at(0).row();
549 | }
550 |
551 | /* Handling empty selection */
552 | if (selRows.count() <= 0)
553 | {
554 | /* Nothing selected, but multiSelect is still active */
555 | if (multiSelect)
556 | {
557 | multiSelect = false;
558 | if (currentIndex().isValid())
559 | {
560 | selectionModel()->select(currentIndex(), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows );
561 | return;
562 | }
563 | }
564 | /* Nothing selected, so in WS <= 3.0 nothing was indicated as well */
565 | else if (currentIndex().isValid())
566 | {
567 | setCurrentIndex(QModelIndex());
568 | }
569 | }
570 | }
571 |
572 | if (row < 0 || !packet_list_model_)
573 | cf_unselect_packet(cap_file_);
574 | else {
575 | frame_data * fdata = packet_list_model_->getRowFdata(row);
576 | cf_select_packet(cap_file_, fdata);
577 | }
578 |
579 | if (!in_history_ && cap_file_->current_frame) {
580 | cur_history_++;
581 | selection_history_.resize(cur_history_);
582 | selection_history_.append(cap_file_->current_frame->num);
583 | }
584 |
585 | related_packet_delegate_.clear();
586 |
587 | // The previous dissection state has been invalidated by cf_select_packet
588 | // above, receivers must clear the previous state and apply the updated one.
589 | emit framesSelected(QList<int>() << row);
590 |
591 | if (!cap_file_->edt) {
592 | viewport()->update();
593 | emit fieldSelected(0);
594 | return;
595 | }
596 |
597 | if (cap_file_->edt->tree) {
598 | packet_info *pi = &cap_file_->edt->pi;
599 | related_packet_delegate_.setCurrentFrame(pi->num);
600 | conversation_t *conv = find_conversation_pinfo_ro(pi, 0);
601 | if (conv) {
602 | related_packet_delegate_.setConversation(conv);
603 | }
604 | viewport()->update();
605 | }
606 |
607 | if (cap_file_->search_in_progress) {
608 | field_info *fi = NULL__null;
609 |
610 | if (cap_file_->string && cap_file_->decode_data) {
611 | // The tree where the target string matched one of the labels was discarded in
612 | // match_protocol_tree() so we have to search again in the latest tree.
613 | fi = cf_find_string_protocol_tree(cap_file_, cap_file_->edt->tree);
614 | } else if (cap_file_->search_len != 0) {
615 | // Find the finfo that corresponds to our byte.
616 | // The match can span multiple fields (and a single byte can
617 | // match more than one field.) Our behavior is to find the last
618 | // field in the tree (so hopefully spanning fewer bytes) that
619 | // matches the last byte in the search match.
620 | // (regex search can find a zero length match not at the
621 | // start of the frame if lookbehind is used, but
622 | // proto_find_field_from_offset doesn't match such a field
623 | // and it's not clear which field we would want to match.)
624 | fi = proto_find_field_from_offset(cap_file_->edt->tree, cap_file_->search_pos + cap_file_->search_len - 1,
625 | cap_file_->edt->tvb);
626 | }
627 |
628 | if (fi) {
629 | FieldInformation finfo(fi, this);
630 | emit fieldSelected(&finfo);
631 | } else {
632 | emit fieldSelected(0);
633 | }
634 | } else if (proto_tree_) {
635 | proto_tree_->restoreSelectedField();
636 | }
637 | }
638 |
639 | void PacketList::contextMenuEvent(QContextMenuEvent *event)
640 | {
641 | const char *module_name = NULL__null;
642 |
643 | if (finfo_array)
644 | {
645 | g_ptr_array_free(finfo_array, true);
646 | finfo_array = NULL__null;
647 | }
648 |
649 | QModelIndex ctxIndex = indexAt(event->pos());
650 |
651 | if (selectionModel() && selectionModel()->selectedRows(0).count() > 1)
652 | selectionModel()->select(ctxIndex, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
653 |
654 | // frameData will be owned by one of the submenus, see below.
655 | FrameInformation * frameData =
656 | new FrameInformation(new CaptureFile(this, cap_file_), packet_list_model_->getRowFdata(ctxIndex.row()));
657 |
658 | QMenu * ctx_menu = new QMenu(this);
659 | ctx_menu->setAttribute(Qt::WA_DeleteOnClose);
660 | // XXX We might want to reimplement setParent() and fill in the context
661 | // menu there.
662 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditMarkSelected"));
663 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditIgnoreSelected"));
664 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditSetTimeReference"));
665 | ctx_menu->addAction(window()->findChild<QAction *>("actionEditTimeShift"));
666 | ctx_menu->addMenu(window()->findChild<QMenu *>("menuPacketComment"));
667 |
668 | ctx_menu->addSeparator();
669 |
670 | // Code for custom context menus from Lua's register_packet_menu()
671 | MainWindow * mainWindow = mainApp->mainWindow();
672 | // N.B., will only call for a single frame selection,
673 | if (cap_file_ && cap_file_->edt && cap_file_->edt->tree) {
674 | finfo_array = proto_all_finfos(cap_file_->edt->tree);
675 | if (mainWindow) {
676 | bool insertedPacketMenu = mainWindow->addPacketMenus(ctx_menu, finfo_array);
677 | if (insertedPacketMenu) {
678 | ctx_menu->addSeparator();
679 | }
680 | }
681 | }
682 |
683 | ctx_menu->addAction(window()->findChild<QAction *>("actionViewEditResolvedName"));
684 | ctx_menu->addSeparator();
685 |
686 | QString selectedfilter = getFilterFromRowAndColumn(currentIndex());
687 |
688 | if (! hasFocus() && cap_file_ && cap_file_->finfo_selected) {
689 | char *tmp_field = proto_construct_match_selected_string(cap_file_->finfo_selected, cap_file_->edt);
690 | selectedfilter = QString(tmp_field);
691 | wmem_free(NULL__null, tmp_field);
692 | }
693 |
694 | bool have_filter_expr = !selectedfilter.isEmpty();
695 | ctx_menu->addMenu(FilterAction::createFilterMenu(FilterAction::ActionApply, selectedfilter, have_filter_expr, ctx_menu));
696 | ctx_menu->addMenu(FilterAction::createFilterMenu(FilterAction::ActionPrepare, selectedfilter, have_filter_expr, ctx_menu));
697 |
698 | const char *conv_menu_name = "menuConversationFilter";
699 | QMenu * main_menu_item = window()->findChild<QMenu *>(conv_menu_name);
700 | conv_menu_.setTitle(main_menu_item->title());
701 | conv_menu_.setObjectName(conv_menu_name);
702 | ctx_menu->addMenu(&conv_menu_);
703 |
704 | const char *colorize_menu_name = "menuColorizeConversation";
705 | main_menu_item = window()->findChild<QMenu *>(colorize_menu_name);
706 | colorize_menu_.setTitle(main_menu_item->title());
707 | colorize_menu_.setObjectName(colorize_menu_name);
708 | ctx_menu->addMenu(&colorize_menu_);
709 |
710 | QMenu * submenu;
711 | main_menu_item = window()->findChild<QMenu *>("menuSCTP");
712 | if (main_menu_item) {
713 | submenu = new QMenu(main_menu_item->title(), ctx_menu);
714 | ctx_menu->addMenu(submenu);
715 | submenu->addAction(window()->findChild<QAction *>("actionSCTPAnalyseThisAssociation"));
716 | submenu->addAction(window()->findChild<QAction *>("actionSCTPShowAllAssociations"));
717 | submenu->addAction(window()->findChild<QAction *>("actionSCTPFilterThisAssociation"));
718 | }
719 |
720 | main_menu_item = window()->findChild<QMenu *>("menuFollow");
721 | if (main_menu_item) {
722 | submenu = new QMenu(main_menu_item->title(), ctx_menu);
723 | ctx_menu->addMenu(submenu);
724 | foreach (FollowStreamAction *follow_action, main_menu_item->findChildren<FollowStreamAction *>())for (auto _container_724 = QtPrivate::qMakeForeachContainer(main_menu_item ->findChildren<FollowStreamAction *>()); _container_724 .i != _container_724.e; ++_container_724.i) if (FollowStreamAction *follow_action = *_container_724.i; false) {} else {
725 | /* XXX: We could, like the prefs above, walk the protocols/layers
726 | * and add the follow actions in the order they appear in the packet.
727 | */
728 | if (follow_action->isEnabled()) {
729 | submenu->addAction(follow_action);
730 | }
731 | }
732 | }
733 |
734 | ctx_menu->addSeparator();
735 |
736 | main_menu_item = window()->findChild<QMenu *>("menuEditCopy");
737 | submenu = new QMenu(main_menu_item->title(), ctx_menu);
738 | submenu->setToolTipsVisible(true);
739 | ctx_menu->addMenu(submenu);
740 |
741 | QAction * action = submenu->addAction(tr("Summary as Text"));
742 | action->setData(CopyAsText);
743 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
744 | action = submenu->addAction(tr("…as CSV"));
745 | action->setData(CopyAsCSV);
746 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
747 | action = submenu->addAction(tr("…as YAML"));
748 | action->setData(CopyAsYAML);
749 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
750 | action = submenu->addAction(tr("…as HTML"));
751 | action->setData(CopyAsHTML);
752 | connect(action, &QAction::triggered, this, &PacketList::copySummary);
753 | submenu->addSeparator();
754 |
755 | submenu->addAction(window()->findChild<QAction *>("actionEditCopyAsFilter"));
756 | submenu->addSeparator();
757 |
758 | QActionGroup * copyEntries = DataPrinter::copyActions(this, frameData);
759 | submenu->addActions(copyEntries->actions());
760 | copyEntries->setParent(submenu);
761 | frameData->setParent(submenu);
762 |
763 | if (application_flavor_is_wireshark()) {
764 | /* i.e., Wireshark only */
765 | ctx_menu->addSeparator();
766 | QMenu *proto_prefs_menus = new QMenu(ProtocolPreferencesMenu::tr("Protocol Preferences"), ctx_menu);
767 |
768 | if (cap_file_ && cap_file_->edt && cap_file_->edt->tree) {
769 | QList<QString> added_proto_prefs;
770 | // N.B. finfo_array will be assigned above
771 | for (unsigned i = 0; i < finfo_array->len; i++) {
772 | field_info *fi = (field_info *)g_ptr_array_index (finfo_array, i)((finfo_array)->pdata)[i];
773 | const header_field_info *hfinfo = fi->hfinfo;
774 |
775 | if (prefs_is_registered_protocol(hfinfo->abbrev)) {
776 | if (hfinfo->parent == -1) {
777 | module_name = hfinfo->abbrev;
778 | } else {
779 | module_name = proto_registrar_get_abbrev(hfinfo->parent);
780 | }
781 |
782 | if (added_proto_prefs.contains(module_name)) {
783 | continue;
784 | }
785 |
786 | ProtocolPreferencesMenu *proto_prefs_menu = new ProtocolPreferencesMenu(hfinfo->name, module_name, proto_prefs_menus);
787 |
788 | connect(proto_prefs_menu, &ProtocolPreferencesMenu::showProtocolPreferences,
789 | this, &PacketList::showProtocolPreferences);
790 | connect(proto_prefs_menu, SIGNAL(editProtocolPreference(pref_t*,module_t*))qFlagLocation("2" "editProtocolPreference(pref_t*,module_t*)" "\0" "ui/qt/packet_list.cpp" ":" "790"),
791 | this, SIGNAL(editProtocolPreference(pref_t*,module_t*))qFlagLocation("2" "editProtocolPreference(pref_t*,module_t*)" "\0" "ui/qt/packet_list.cpp" ":" "791"));
792 |
793 | proto_prefs_menus->addMenu(proto_prefs_menu);
794 | added_proto_prefs << module_name;
795 | }
796 | }
797 | }
798 | ctx_menu->addMenu(proto_prefs_menus);
799 | action = ctx_menu->addAction(tr("Decode As…"));
800 | action->setProperty("create_new", QVariant(true));
801 | connect(action, &QAction::triggered, this, &PacketList::ctxDecodeAsDialog);
802 | // "Print" not ported intentionally
803 | action = window()->findChild<QAction *>("actionViewShowPacketInNewWindow");
804 | ctx_menu->addAction(action);
805 | }
806 |
807 | // Set menu sensitivity for the current column and set action data.
808 | if (frameData)
809 | emit framesSelected(QList<int>() << frameData->frameNum());
810 | else
811 | emit framesSelected(QList<int>());
812 |
813 | ctx_menu->popup(event->globalPos());
814 | }
815 |
816 | void PacketList::ctxDecodeAsDialog()
817 | {
818 | QAction *da_action = qobject_cast<QAction*>(sender());
819 | if (! da_action)
820 | return;
821 | bool create_new = da_action->property("create_new").toBool();
822 |
823 | DecodeAsDialog *da_dialog = new DecodeAsDialog(this, cap_file_, create_new);
824 | connect(da_dialog, &DecodeAsDialog::destroyed, mainApp, &MainApplication::flushAppSignals);
825 | da_dialog->setWindowModality(Qt::ApplicationModal);
826 | da_dialog->setAttribute(Qt::WA_DeleteOnClose);
827 | da_dialog->show();
828 | }
829 |
830 | void PacketList::timerEvent(QTimerEvent *event)
831 | {
832 | if (event->timerId() == overlay_timer_id_) {
833 | if (!capture_in_progress_ && model() != nullptr) {
834 | if (create_near_overlay_) drawNearOverlay();
835 | if (create_far_overlay_) drawFarOverlay();
836 | }
837 | } else {
838 | QTreeView::timerEvent(event);
839 | }
840 | }
841 |
842 | void PacketList::paintEvent(QPaintEvent *event)
843 | {
844 | // XXX This is overkill, but there are quite a few events that
845 | // require a new overlay, e.g. page up/down, scrolling, column
846 | // resizing, etc.
847 | create_near_overlay_ = true;
848 | QTreeView::paintEvent(event);
849 | }
850 |
851 | void PacketList::mousePressEvent(QMouseEvent *event)
852 | {
853 | QTreeView::mousePressEvent(event);
854 |
855 | QModelIndex curIndex = indexAt(event->pos());
856 | mouse_pressed_at_ = curIndex;
857 |
858 | bool midButton = (event->buttons() & Qt::MiddleButton) == Qt::MiddleButton;
859 | if (midButton && cap_file_ && packet_list_model_)
860 | {
861 | packet_list_model_->toggleFrameMark(QModelIndexList() << curIndex);
862 |
863 | // Make sure the packet list's frame.marked related field text is updated.
864 | redrawVisiblePackets();
865 |
866 | create_far_overlay_ = true;
867 | packets_bar_update();
868 | }
869 | }
870 |
871 | void PacketList::mouseReleaseEvent(QMouseEvent *event) {
872 | QTreeView::mouseReleaseEvent(event);
873 |
874 | mouse_pressed_at_ = QModelIndex();
875 | }
876 |
877 | void PacketList::mouseMoveEvent (QMouseEvent *event)
878 | {
879 | QModelIndex curIndex = indexAt(event->pos());
880 | if (event->buttons() & Qt::LeftButton && curIndex.isValid() && curIndex == mouse_pressed_at_)
1 | Assuming the condition is true | →
2 | ← | Taking true branch | →
881 | {
882 | ctx_column_ = curIndex.column();
883 | QMimeData * mimeData = new QMimeData();
884 | DragLabel * drag_label = nullptr;
885 |
886 | QString filter = getFilterFromRowAndColumn(curIndex);
887 | QList<int> rows = selectedRows();
888 | if (rows.count() > 1)
3 | ← | Assuming the condition is false | →
4 | ← | Taking false branch | →
889 | {
890 | QStringList entries;
891 | foreach (int row, rows)for (auto _container_891 = QtPrivate::qMakeForeachContainer(rows ); _container_891.i != _container_891.e; ++_container_891.i) if (int row = *_container_891.i; false) {} else
892 | {
893 | QModelIndex idx = model()->index(row, 0);
894 | if (! idx.isValid())
895 | continue;
896 |
897 | QString entry = createSummaryText(idx, CopyAsText);
898 | entries << entry;
899 | }
900 |
901 | if (entries.count() > 0)
902 | mimeData->setText(entries.join("\n"));
903 | }
904 | else if (! filter.isEmpty())
5 | ← | Assuming the condition is true | →
6 | ← | Taking true branch | →
905 | {
906 | QString abbrev;
907 | QString name = model()->headerData(curIndex.column(), header()->orientation()).toString();
908 |
909 | if (! filter.isEmpty())
7 | ← | Assuming the condition is false | →
8 | ← | Taking false branch | →
910 | {
911 | abbrev = filter.left(filter.indexOf(' '));
912 | }
913 | else
914 | {
915 | filter = model()->data(curIndex).toString().toLower();
916 | abbrev = filter;
917 | }
918 |
919 | mimeData->setText(filter);
920 |
921 | QJsonObject filterData;
922 | filterData["filter"] = filter;
923 | filterData["name"] = abbrev;
924 | filterData["description"] = name;
925 |
926 | mimeData->setData(WiresharkMimeData::DisplayFilterMimeType, QJsonDocument(filterData).toJson());
927 | drag_label = new DragLabel(QStringLiteral("%1\n%2")(QString(QtPrivate::qMakeStringPrivate(u"" "%1\n%2"))).arg(name, abbrev), this);
9 | ← | Memory is allocated | →
928 | }
929 | else
930 | {
931 | QString text = model()->data(curIndex).toString();
932 | if (! text.isEmpty())
933 | mimeData->setText(text);
934 | }
935 |
936 | if (mimeData->hasText() || mimeData->hasFormat(WiresharkMimeData::DisplayFilterMimeType))
10 | ← | Assuming the condition is false | →
11 | ← | Assuming the condition is false | →
12 | ← | Taking false branch | →
937 | {
938 | QDrag * drag = new QDrag(this);
939 | drag->setMimeData(mimeData);
940 | if (drag_label)
941 | {
942 | qreal dpr = window()->windowHandle()->devicePixelRatio();
943 | QPixmap pixmap= QPixmap(drag_label->size() * dpr);
944 | pixmap.setDevicePixelRatio(dpr);
945 | drag_label->render(&pixmap);
946 | drag->setPixmap(pixmap);
947 | delete drag_label;
948 | }
949 |
950 | drag->exec(Qt::CopyAction);
951 | }
952 | else
953 | {
954 | delete mimeData;
13 | ← | Potential leak of memory pointed to by 'drag_label'
955 | }
956 | }
957 | }
958 |
959 | void PacketList::keyPressEvent(QKeyEvent *event)
960 | {
961 | QTreeView::keyPressEvent(event);
962 |
963 | if (event->matches(QKeySequence::Copy))
964 | {
965 | QStringList content, htmlContent;
966 | if (model() && selectionModel() && selectionModel()->hasSelection())
967 | {
968 | QList<int> rows;
969 | QModelIndexList selRows = selectionModel()->selectedRows(0);
970 | foreach(QModelIndex row, selRows)for (auto _container_970 = QtPrivate::qMakeForeachContainer(selRows ); _container_970.i != _container_970.e; ++_container_970.i) if (QModelIndex row = *_container_970.i; false) {} else
971 | rows.append(row.row());
972 |
973 | QStringList hdr_parts;
974 | QList<int> align_parts, size_parts;
975 |
976 | switch (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut) {
977 | case COPY_FORMAT_TEXT:
978 | case COPY_FORMAT_HTML:
979 | if (prefs.gui_packet_list_copy_text_with_aligned_columns) {
980 | hdr_parts = createHeaderPartsForAligned();
981 | align_parts = createAlignmentPartsForAligned();
982 | size_parts = createSizePartsForAligned(false, hdr_parts, rows);
983 | }
984 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_HTML) {
985 | htmlContent << createDefaultStyleForHtml();
986 | htmlContent << createOpeningTagForHtml();
987 | }
988 | break;
989 | case COPY_FORMAT_CSV:
990 | case COPY_FORMAT_YAML:
991 | break;
992 | }
993 |
994 | QList<QStringList> entries;
995 | foreach(int row, rows)for (auto _container_995 = QtPrivate::qMakeForeachContainer(rows ); _container_995.i != _container_995.e; ++_container_995.i) if (int row = *_container_995.i; false) {} else
996 | {
997 | QModelIndex idx = model()->index(row, 0);
998 | if (! idx.isValid())
999 | continue;
1000 |
1001 | switch (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut) {
1002 | case COPY_FORMAT_TEXT:
1003 | case COPY_FORMAT_HTML:
1004 | if (prefs.gui_packet_list_copy_text_with_aligned_columns)
1005 | content << createSummaryForAligned(idx, align_parts, size_parts);
1006 | else
1007 | content << createSummaryText(idx, CopyAsText);
1008 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_HTML)
1009 | htmlContent << createSummaryForHtml(idx);
1010 | break;
1011 | case COPY_FORMAT_CSV:
1012 | content << createSummaryText(idx, CopyAsCSV);
1013 | break;
1014 | case COPY_FORMAT_YAML:
1015 | content << createSummaryText(idx, CopyAsYAML);
1016 | break;
1017 | }
1018 | }
1019 | }
1020 |
1021 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_HTML) {
1022 | // htmlContent will never be empty as they will always have style and table tags
1023 | QMimeData *mimeData = new QMimeData;
1024 | htmlContent << createClosingTagForHtml();
1025 | mimeData->setHtml(htmlContent.join('\n'));
1026 | mimeData->setText(content.join('\n').append("\n"));
1027 | mainApp->clipboard()->setMimeData(mimeData, QClipboard::Clipboard);
1028 | }
1029 | else {
1030 | if (content.count() > 0) {
1031 | QString copy_text;
1032 | if (prefs.gui_packet_list_copy_format_options_for_keyboard_shortcut == COPY_FORMAT_YAML) {
1033 | copy_text = content.join("");
1034 | }
1035 | else {
1036 | copy_text = content.join("\n");
1037 | copy_text += "\n";
1038 | }
1039 | mainApp->clipboard()->setText(copy_text);
1040 | }
1041 | }
1042 | }
1043 | }
1044 |
1045 | void PacketList::focusInEvent(QFocusEvent *event)
1046 | {
1047 | QTreeView::focusInEvent(event);
1048 |
1049 | if (event->reason() == Qt::TabFocusReason || event->reason() == Qt::BacktabFocusReason) {
1050 | if (model() && model()->rowCount() > 0 && selectionModel()) {
1051 | if (!selectionModel()->hasSelection()) {
1052 | QModelIndex first = model()->index(0, 0);
1053 | if (first.isValid()) {
1054 | selectionModel()->setCurrentIndex(first, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1055 | setCurrentIndex(first);
1056 | }
1057 | }
1058 |
1059 | // ALWAYS scroll to the current index if we have one
1060 | if (currentIndex().isValid()) {
1061 | scrollTo(currentIndex());
1062 | }
1063 | }
1064 | }
1065 | }
1066 |
1067 | void PacketList::resizeEvent(QResizeEvent *event)
1068 | {
1069 | create_near_overlay_ = true;
1070 | create_far_overlay_ = true;
1071 | QTreeView::resizeEvent(event);
1072 | }
1073 |
1074 | void PacketList::setColumnVisibility()
1075 | {
1076 | set_column_visibility_ = true;
1077 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1078 | setColumnHidden(i, get_column_visible(i) ? false : true);
1079 | }
1080 | setColumnDelegate();
1081 | set_column_visibility_ = false;
1082 | }
1083 |
1084 | void PacketList::setColumnDelegate()
1085 | {
1086 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1087 | setItemDelegateForColumn(i, nullptr); // Reset all delegates
1088 | }
1089 |
1090 | // Multi-color delegate takes precedence over related packet delegate (row stripes only, not scrollbar-only mode)
1091 | if (prefs.gui_packet_list_multi_color_mode == PACKET_LIST_MULTI_COLOR_MODE_FULL ||
1092 | prefs.gui_packet_list_multi_color_mode == PACKET_LIST_MULTI_COLOR_MODE_SHIFT_RIGHT) {
1093 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1094 | if (get_column_visible(i)) {
1095 | setItemDelegateForColumn(i, &multi_color_delegate_);
1096 | }
1097 | }
1098 | }
1099 | else if (prefs.gui_packet_list_show_related) {
1100 | for (unsigned i = 0; i < prefs.num_cols; i++) {
1101 | if (get_column_visible(i)) {
1102 | setItemDelegateForColumn(i, &related_packet_delegate_);
1103 | break; // Set the delegate only on the first visible column
1104 | }
1105 | }
1106 | }
1107 | }
1108 |
1109 | void PacketList::setRecentColumnWidth(int col)
1110 | {
1111 | int col_width = recent_get_column_width(col);
1112 |
1113 | if (col_width < 1) {
1114 | int fmt = get_column_format(col);
1115 | const char *long_str = get_column_width_string(fmt, col);
1116 |
1117 | QFontMetrics fm = QFontMetrics(mainApp->monospaceFont());
1118 | if (long_str) {
1119 | col_width = fm.horizontalAdvance(long_str);
1120 | } else {
1121 | col_width = fm.horizontalAdvance(MIN_COL_WIDTH_STR"MMMMMM");
1122 | }
1123 | // Custom delegate padding
1124 | if (itemDelegateForColumn(col)) {
1125 | QStyleOptionViewItem option;
1126 | #if QT_VERSION((6<<16)|(4<<8)|(2)) >= QT_VERSION_CHECK(6, 0, 0)((6<<16)|(0<<8)|(0))
1127 | initViewItemOption(&option);
1128 | #else
1129 | option = viewOptions();
1130 | #endif
1131 | // This is adding "how much width hinted for an empty index, plus
1132 | // the decoration, plus any padding between the decoration and
1133 | // normal display?" Many styles however have a non zero hint for
1134 | // an empty index, so this isn't quite right. What we really want
1135 | // is a size hint for an index whose data is the string above, and
1136 | // to just use that for the width.
1137 | col_width += itemDelegateForColumn(col)->sizeHint(option, QModelIndex()).width();
1138 | }
1139 | }
1140 |
1141 | setColumnWidth(col, col_width);
1142 | }
1143 |
1144 | void PacketList::drawCurrentPacket()
1145 | {
1146 | // XXX - Update for multi-select? If more than one packet is Selected,
1147 | // this changes it so that only the Current packet is Selected.
1148 | QModelIndex current_index = currentIndex();
1149 | if (selectionModel() && current_index.isValid()) {
1150 | selectionModel()->clearSelection();
1151 | selectionModel()->setCurrentIndex(current_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
1152 | }
1153 | }
1154 |
1155 | // Redraw the packet list and detail. Re-selects the current packet (causes
1156 | // the UI to scroll to that packet).
1157 | // Called from many places.
1158 | void PacketList::redrawVisiblePackets() {
1159 | redrawVisiblePacketsDontSelectCurrent();
1160 | drawCurrentPacket();
1161 | }
1162 |
1163 | // Redraw the packet list and detail.
1164 | // Does not scroll back to the selected packet.
1165 | void PacketList::redrawVisiblePacketsDontSelectCurrent() {
1166 | packet_list_model_->invalidateAllColumnStrings();
1167 | }
1168 |
1169 | void PacketList::resetColumns()
1170 | {
1171 | packet_list_model_->resetColumns();
1172 | }
1173 |
1174 | // Return true if we have a visible packet further along in the history.
1175 | bool PacketList::haveNextHistory(bool update_cur)
1176 | {
1177 | if (selection_history_.size() < 1 || cur_history_ >= selection_history_.size() - 1) {
1178 | return false;
1179 | }
1180 |
1181 | for (int i = cur_history_ + 1; i < selection_history_.size(); i++) {
1182 | if (packet_list_model_->packetNumberToRow(selection_history_.at(i)) >= 0) {
1183 | if (update_cur) {
1184 | cur_history_ = i;
1185 | }
1186 | return true;
1187 | }
1188 | }
1189 | return false;
1190 | }
1191 |
1192 | // Return true if we have a visible packet back in the history.
1193 | bool PacketList::havePreviousHistory(bool update_cur)
1194 | {
1195 | if (selection_history_.size() < 1 || cur_history_ < 1) {
1196 | return false;
1197 | }
1198 |
1199 | for (int i = cur_history_ - 1; i >= 0; i--) {
1200 | if (packet_list_model_->packetNumberToRow(selection_history_.at(i)) >= 0) {
1201 | if (update_cur) {
1202 | cur_history_ = i;
1203 | }
1204 | return true;
1205 | }
1206 | }
1207 | return false;
1208 | }
1209 |
1210 | void PacketList::setProfileSwitcher(ProfileSwitcher *profile_switcher)
1211 | {
1212 | profile_switcher_ = profile_switcher;
1213 | if (profile_switcher) {
1214 | connect(packet_list_model_, &PacketListModel::packetAppended, profile_switcher_, &ProfileSwitcher::checkPacket);
1215 | }
1216 | }
1217 |
1218 | frame_data *PacketList::getFDataForRow(int row) const
1219 | {
1220 | return packet_list_model_->getRowFdata(row);
1221 | }
1222 |
1223 | // prefs.col_list has changed.
1224 | void PacketList::columnsChanged()
1225 | {
1226 | columns_changed_ = true;
1227 | column_register_fields();
1228 | mainApp->emitAppSignal(MainApplication::FieldsChanged);
1229 | if (!cap_file_) {
1230 | // Keep columns_changed_ = true until we load a capture file.
1231 | return;
1232 | }
1233 |
1234 | prefs.num_cols = g_list_length(prefs.col_list);
1235 | col_cleanup(&cap_file_->cinfo);
1236 | build_column_format_array(&cap_file_->cinfo, prefs.num_cols, false);
1237 | create_far_overlay_ = true;
1238 | resetColumns();
1239 | applyRecentColumnWidths();
1240 | setColumnVisibility();
1241 | columns_changed_ = false;
1242 | }
1243 |
1244 | // Fields have changed, update custom columns
1245 | void PacketList::fieldsChanged(capture_file *cf)
1246 | {
1247 | // hfids used by custom columns or by the _ws.col fields may have changed,
1248 | // so recreate the columns. We shouldn't need to if prefs.col_list is NULL,
1249 | // since that doesn't register and deregister _ws.col fields.
1250 | // If the column pref changes to or from NULL, that triggers columnsChanged
1251 | // above, so we don't need to do it twice.
1252 | //
1253 | // XXX - If we knew exactly which fields changed, we could rebuild the
1254 | // columns only if a field used by the columns changed.
1255 | if (prefs.col_list) {
1256 | prefs.num_cols = g_list_length(prefs.col_list);
1257 | col_cleanup(&cf->cinfo);
1258 | build_column_format_array(&cf->cinfo, prefs.num_cols, false);
1259 | resetColumns();
1260 | }
1261 | }
1262 |
1263 | // Column widths should
1264 | // - Load from recent when we load a new profile (including at starting up).
1265 | // - Reapply when changing columns.
1266 | // - Persist across freezes and thaws.
1267 | // - Persist across file closing and opening.
1268 | // - Save to recent when we save our profile (including shutting down).
1269 | // - Not be affected by the behavior of stretchLastSection. (XXX: We
1270 | // still save the stretched value to recent, sectionResized doesn't
1271 | // distinguish between a resize from being stretched and a manual change.)
1272 | void PacketList::applyRecentColumnWidths()
1273 | {
1274 | // Either we've just started up or a profile has changed. Read
1275 | // the recent settings, apply them, and save the header state.
1276 |
1277 | for (unsigned col = 0; col < prefs.num_cols; col++) {
1278 | // The column must be shown before setting column width.
1279 | // Visibility will be updated in setColumnVisibility().
1280 | setColumnHidden(col, false);
1281 | setRecentColumnWidth(col);
1282 | }
1283 | }
1284 |
1285 | void PacketList::preferencesChanged()
1286 | {
1287 | // Intelligent scroll bar (minimap)
1288 | if (prefs.gui_packet_list_show_minimap) {
1289 | if (overlay_timer_id_ == 0) {
1290 | overlay_timer_id_ = startTimer(overlay_update_interval_);
1291 | }
1292 | } else {
1293 | if (overlay_timer_id_ != 0) {
1294 | killTimer(overlay_timer_id_);
1295 | overlay_timer_id_ = 0;
1296 | }
1297 | }
1298 |
1299 | // Elide mode.
1300 | // This sets the mode for the entire view. If we want to make this setting
1301 | // per-column we'll either have to generalize RelatedPacketDelegate so that
1302 | // we can set it for entire rows or create another delegate.
1303 | Qt::TextElideMode elide_mode = Qt::ElideRight;
1304 | switch (prefs.gui_packet_list_elide_mode) {
1305 | case ELIDE_LEFT:
1306 | elide_mode = Qt::ElideLeft;
1307 | break;
1308 | case ELIDE_MIDDLE:
1309 | elide_mode = Qt::ElideMiddle;
1310 | break;
1311 | case ELIDE_NONE:
1312 | elide_mode = Qt::ElideNone;
1313 | break;
1314 | default:
1315 | break;
1316 | }
1317 | setTextElideMode(elide_mode);
1318 | }
1319 |
1320 | void PacketList::freezePacketList(bool changing_profile)
1321 | {
1322 | changing_profile_ = changing_profile;
1323 | freeze(true);
1324 | }
1325 |
1326 | void PacketList::recolorPackets()
1327 | {
1328 | packet_list_model_->resetColorized();
1329 | redrawVisiblePackets();
1330 | }
1331 |
1332 | // Enable autoscroll.
1333 | void PacketList::setVerticalAutoScroll(bool enabled)
1334 | {
1335 | tail_at_end_ = enabled;
1336 | if (enabled && capture_in_progress_) {
1337 | scrollToBottom();
1338 | }
1339 | }
1340 |
1341 | // Called when we finish reading, reloading, rescanning, and retapping
1342 | // packets.
1343 | void PacketList::captureFileReadFinished()
1344 | {
1345 | packet_list_model_->flushVisibleRows();
1346 | packet_list_model_->dissectIdle(true);
1347 | // Invalidating the column strings picks up and request/response
1348 | // tracking changes. We might just want to call it from flushVisibleRows.
1349 | packet_list_model_->invalidateAllColumnStrings();
1350 | // Sort *after* invalidating the column strings
1351 | if (isSortingEnabled()) {
1352 | sortByColumn(header()->sortIndicatorSection(), header()->sortIndicatorOrder());
1353 | }
1354 | }
1355 |
1356 | bool PacketList::freeze(bool keep_current_frame)
1357 | {
1358 | if (!cap_file_ || model() == Q_NULLPTRnullptr) {
1359 | // No capture file or already frozen
1360 | return false;
1361 | }
1362 |
1363 | frame_data *current_frame = cap_file_->current_frame;
1364 | column_state_ = header()->saveState();
1365 | setHeaderHidden(true);
1366 | frozen_current_row_ = currentIndex();
1367 | frozen_selected_rows_ = selectionModel()->selectedRows();
1368 | selectionModel()->clear();
1369 | setModel(Q_NULLPTRnullptr);
1370 | // It looks like GTK+ sends a cursor-changed signal at this point but Qt doesn't
1371 | // call selectionChanged.
1372 | related_packet_delegate_.clear();
1373 |
1374 | if (keep_current_frame) {
1375 | cap_file_->current_frame = current_frame;
1376 | }
1377 |
1378 | /* Clears packet list as well as byteview */
1379 | emit framesSelected(QList<int>());
1380 |
1381 | return true;
1382 | }
1383 |
1384 | bool PacketList::thaw(bool restore_selection)
1385 | {
1386 | if (!cap_file_ || model() != Q_NULLPTRnullptr) {
1387 | // No capture file or not frozen
1388 | return false;
1389 | }
1390 |
1391 | setHeaderHidden(false);
1392 | // Note that if we have a current sort status set in the header,
1393 | // this will automatically try to sort the model (we don't want
1394 | // that to happen if we're in the middle of reading the file).
1395 | setModel(packet_list_model_);
1396 |
1397 | if (changing_profile_) {
1398 | // When changing profile the new recent settings must be applied to the columns.
1399 | applyRecentColumnWidths();
1400 | setColumnVisibility();
1401 | changing_profile_ = false;
1402 | } else {
1403 | // Resetting the model resets our column widths so we restore them here.
1404 | // We don't reapply the recent settings because the user could have
1405 | // resized the columns manually since they were initially loaded.
1406 | header()->restoreState(column_state_);
1407 | }
1408 |
1409 | if (restore_selection && frozen_selected_rows_.length() > 0 && selectionModel()) {
1410 | /* This updates our selection, which redissects the current packet,
1411 | * which is needed when we're called from MainWindow::layoutPanes.
1412 | * Also, this resets all ProtoTree and ByteView data */
1413 | clearSelection();
1414 | setCurrentIndex(frozen_current_row_);
1415 | foreach (QModelIndex idx, frozen_selected_rows_)for (auto _container_1415 = QtPrivate::qMakeForeachContainer( frozen_selected_rows_); _container_1415.i != _container_1415. e; ++_container_1415.i) if (QModelIndex idx = *_container_1415 .i; false) {} else {
1416 | selectionModel()->select(idx, QItemSelectionModel::Select | QItemSelectionModel::Rows);
1417 | }
1418 | scrollTo(currentIndex(), PositionAtCenter);
1419 | }
1420 | frozen_current_row_ = QModelIndex();
1421 | frozen_selected_rows_ = QModelIndexList();
1422 |
1423 | return true;
1424 | }
1425 |
1426 | void PacketList::clear() {
1427 | related_packet_delegate_.clear();
1428 | selectionModel()->clear();
1429 | packet_list_model_->clear();
1430 | proto_tree_->clear();
1431 | selection_history_.clear();
1432 | cur_history_ = -1;
1433 | in_history_ = false;
1434 |
1435 | QImage overlay;
1436 | overlay_sb_->setNearOverlayImage(overlay);
1437 | overlay_sb_->setMarkedPacketImage(overlay);
1438 | create_near_overlay_ = true;
1439 | create_far_overlay_ = true;
1440 | }
1441 |
1442 | void PacketList::writeRecent(FILE *rf) {
1443 | int width, col_fmt;
1444 | char xalign;
1445 |
1446 | fprintf (rf, "%s:\n", RECENT_KEY_COL_WIDTH"column.width");
1447 | for (unsigned col = 0; col < prefs.num_cols; col++) {
1448 | if (col > 0) {
1449 | fprintf (rf, ",\n");
1450 | }
1451 | col_fmt = get_column_format(col);
1452 | if (col_fmt == COL_CUSTOM) {
1453 | fprintf (rf, " \"%%Cus:%s\",", get_column_custom_fields(col));
1454 | } else {
1455 | fprintf (rf, " %s,", col_format_to_string(col_fmt));
1456 | }
1457 | width = recent_get_column_width (col);
1458 | xalign = recent_get_column_xalign (col);
1459 | fprintf (rf, " %d", width);
1460 | if (xalign != COLUMN_XALIGN_DEFAULT0) {
1461 | fprintf (rf, ":%c", xalign);
1462 | }
1463 | }
1464 | fprintf (rf, "\n");
1465 | }
1466 |
1467 | bool PacketList::contextMenuActive()
1468 | {
1469 | return ctx_column_ >= 0 ? true : false;
1470 | }
1471 |
1472 | QString PacketList::getFilterFromRowAndColumn(QModelIndex idx)
1473 | {
1474 | frame_data *fdata;
1475 | QString filter;
1476 |
1477 | if (! idx.isValid())
1478 | return filter;
1479 |
1480 | int row = idx.row();
1481 | int column = idx.column();
1482 |
1483 | if (!cap_file_ || !packet_list_model_ || column < 0 || (unsigned)column >= cap_file_->cinfo.num_cols)
1484 | return filter;
1485 |
1486 | fdata = packet_list_model_->getRowFdata(row);
1487 |
1488 | if (fdata != NULL__null) {
1489 | epan_dissect_t edt;
1490 | wtap_rec rec; /* Record information */
1491 |
1492 | wtap_rec_init(&rec, DEFAULT_INIT_BUFFER_SIZE_2048(2 * 1024));
1493 | if (!cf_read_record(cap_file_, fdata, &rec)) {
1494 | wtap_rec_cleanup(&rec);
1495 | return filter; /* error reading the record */
1496 | }
1497 | /* proto tree, visible. We need a proto tree if there's custom columns */
1498 | epan_dissect_init(&edt, cap_file_->epan, have_custom_cols(&cap_file_->cinfo), false);
1499 | col_custom_prime_edt(&edt, &cap_file_->cinfo);
1500 |
1501 | epan_dissect_run(&edt, cap_file_->cd_t, &rec, fdata, &cap_file_->cinfo);
1502 |
1503 | if (cap_file_->cinfo.columns[column].col_fmt == COL_CUSTOM) {
1504 | filter.append(gchar_free_to_qstring(col_custom_get_filter(&edt, &cap_file_->cinfo, (unsigned)column)));
1505 | } else {
1506 | /* We don't need to fill in the custom columns, as we get their
1507 | * filters above.
1508 | */
1509 | col_fill_in(&edt.pi, true, true);
1510 | if (strlen(cap_file_->cinfo.col_expr.col_expr[column]) != 0 &&
1511 | strlen(cap_file_->cinfo.col_expr.col_expr_val[column]) != 0) {
1512 | bool is_string_value = false;
1513 | header_field_info *hfi = proto_registrar_get_byname(cap_file_->cinfo.col_expr.col_expr[column]);
1514 | if (hfi && FT_IS_STRING(hfi->type)((hfi->type) == FT_STRING || (hfi->type) == FT_STRINGZ || (hfi->type) == FT_STRINGZPAD || (hfi->type) == FT_STRINGZTRUNC || (hfi->type) == FT_UINT_STRING || (hfi->type) == FT_AX25 )) {
1515 | /* Could be an address type such as usb.src which must be quoted. */
1516 | is_string_value = true;
1517 | }
1518 |
1519 | if (filter.isEmpty()) {
1520 | if (is_string_value) {
1521 | filter.append(QStringLiteral("%1 == \"%2\"")(QString(QtPrivate::qMakeStringPrivate(u"" "%1 == \"%2\"")))
1522 | .arg(cap_file_->cinfo.col_expr.col_expr[column])
1523 | .arg(cap_file_->cinfo.col_expr.col_expr_val[column]));
1524 | } else {
1525 | filter.append(QStringLiteral("%1 == %2")(QString(QtPrivate::qMakeStringPrivate(u"" "%1 == %2")))
1526 | .arg(cap_file_->cinfo.col_expr.col_expr[column])
1527 | .arg(cap_file_->cinfo.col_expr.col_expr_val[column]));
1528 | }
1529 | }
1530 | }
1531 | }
1532 |
1533 | epan_dissect_cleanup(&edt);
1534 | wtap_rec_cleanup(&rec);
1535 | }
1536 |
1537 | return filter;
1538 | }
1539 |
1540 | void PacketList::resetColorized()
1541 | {
1542 | packet_list_model_->resetColorized();
1543 | update();
1544 | }
1545 |
1546 | QString PacketList::getPacketComment(unsigned c_number)
1547 | {
1548 | int row = currentIndex().row();
1549 | const frame_data *fdata;
1550 | char *pkt_comment;
1551 | wtap_opttype_return_val result;
1552 | QString ret_val = NULL__null;
1553 |
1554 | if (!cap_file_ || !packet_list_model_) return NULL__null;
1555 |
1556 | fdata = packet_list_model_->getRowFdata(row);
1557 |
1558 | if (!fdata) return NULL__null;
1559 |
1560 | wtap_block_t pkt_block = cf_get_packet_block(cap_file_, fdata);
1561 | result = wtap_block_get_nth_string_option_value(pkt_block, OPT_COMMENT1, c_number, &pkt_comment);
1562 | if (result == WTAP_OPTTYPE_SUCCESS) {
1563 | ret_val = QString(pkt_comment);
1564 | }
1565 | wtap_block_unref(pkt_block);
1566 | return ret_val;
1567 | }
1568 |
1569 | void PacketList::addPacketComment(QString new_comment)
1570 | {
1571 | if (!cap_file_ || !packet_list_model_) return;
1572 | if (new_comment.isEmpty()) return;
1573 |
1574 | QByteArray ba = new_comment.toUtf8();
1575 |
1576 | /*
1577 | * Make sure this would fit in a pcapng option.
1578 | *
1579 | * XXX - 65535 is the maximum size for an option in pcapng;
1580 | * what if another capture file format supports larger
1581 | * comments?
1582 | */
1583 | if (ba.size() > 65535) {
1584 | simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK0x01,
1585 | "That comment is too large to save in a capture file.");
1586 | return;
1587 | }
1588 |
1589 | if (selectionModel() && selectionModel()->hasSelection()) {
1590 | packet_list_model_->addFrameComment(selectionModel()->selectedRows(), ba);
1591 | drawCurrentPacket();
1592 | }
1593 | }
1594 |
1595 | void PacketList::setPacketComment(unsigned c_number, QString new_comment)
1596 | {
1597 | QModelIndex curIndex = currentIndex();
1598 |
1599 | if (!cap_file_ || !packet_list_model_) return;
1600 |
1601 | QByteArray ba = new_comment.toUtf8();
1602 | /*
1603 | * Make sure this would fit in a pcapng option.
1604 | *
1605 | * XXX - 65535 is the maximum size for an option in pcapng;
1606 | * what if another capture file format supports larger
1607 | * comments?
1608 | */
1609 | if (ba.size() > 65535) {
1610 | simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK0x01,
1611 | "That comment is too large to save in a capture file.");
1612 | return;
1613 | }
1614 |
1615 | packet_list_model_->setFrameComment(curIndex, ba, c_number);
1616 | drawCurrentPacket();
1617 | }
1618 |
1619 | QString PacketList::allPacketComments()
1620 | {
1621 | uint32_t framenum;
1622 | frame_data *fdata;
1623 | QString buf_str;
1624 |
1625 | if (!cap_file_) return buf_str;
1626 |
1627 | for (framenum = 1; framenum <= cap_file_->count ; framenum++) {
1628 | fdata = frame_data_sequence_find(cap_file_->provider.frames, framenum);
1629 |
1630 | wtap_block_t pkt_block = cf_get_packet_block(cap_file_, fdata);
1631 |
1632 | if (pkt_block) {
1633 | unsigned n_comments = wtap_block_count_option(pkt_block, OPT_COMMENT1);
1634 | for (unsigned i = 0; i < n_comments; i++) {
1635 | char *comment_text;
1636 | if (WTAP_OPTTYPE_SUCCESS == wtap_block_get_nth_string_option_value(pkt_block, OPT_COMMENT1, i, &comment_text)) {
1637 | buf_str.append(tr("Frame %1: %2\n\n").arg(framenum).arg(comment_text));
1638 | if (buf_str.length() > max_comments_to_fetch_) {
1639 | buf_str.append(tr("[ Comment text exceeds %1. Stopping. ]")
1640 | .arg(format_size(max_comments_to_fetch_, FORMAT_SIZE_UNIT_BYTES, FORMAT_SIZE_PREFIX_SI)format_size_wmem(__null, max_comments_to_fetch_, FORMAT_SIZE_UNIT_BYTES , (1 << 0))));
1641 | return buf_str;
1642 | }
1643 | }
1644 | }
1645 | }
1646 | }
1647 | return buf_str;
1648 | }
1649 |
1650 | void PacketList::deleteCommentsFromPackets()
1651 | {
1652 | if (!cap_file_ || !packet_list_model_) return;
1653 |
1654 | if (selectionModel() && selectionModel()->hasSelection()) {
1655 | packet_list_model_->deleteFrameComments(selectionModel()->selectedRows());
1656 | drawCurrentPacket();
1657 | }
1658 | }
1659 |
1660 | void PacketList::deleteAllPacketComments()
1661 | {
1662 | if (!cap_file_ || !packet_list_model_) return;
1663 |
1664 | packet_list_model_->deleteAllFrameComments();
1665 | drawCurrentPacket();
1666 | }
1667 |
1668 |
1669 | // Slots
1670 |
1671 | void PacketList::setCaptureFile(capture_file *cf)
1672 | {
1673 | cap_file_ = cf;
1674 | packet_list_model_->setCaptureFile(cf);
1675 | if (cap_file_ && columns_changed_) {
1676 | columnsChanged();
1677 | }
1678 | create_near_overlay_ = true;
1679 | changing_profile_ = false;
1680 | sortByColumn(-1, Qt::AscendingOrder);
1681 | }
1682 |
1683 | void PacketList::setMonospaceFont(const QFont &mono_font)
1684 | {
1685 | setFont(mono_font);
1686 | }
1687 |
1688 | void PacketList::setRegularFont(const QFont &regular_font)
1689 | {
1690 | header()->setFont(regular_font);
1691 | header()->viewport()->setFont(regular_font);
1692 | }
1693 |
1694 | void PacketList::goNextPacket(void)
1695 | {
1696 | if (QApplication::keyboardModifiers() & Qt::AltModifier) {
1697 | // Alt+toolbar
1698 | goNextHistoryPacket();
1699 | return;
1700 | }
1701 |
1702 | if (selectionModel()->hasSelection()) {
1703 | selectionModel()->setCurrentIndex(moveCursor(MoveDown, Qt::NoModifier), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1704 | } else {
1705 | // First visible packet.
1706 | selectionModel()->setCurrentIndex(indexAt(viewport()->rect().topLeft()), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1707 | }
1708 |
1709 | scrollViewChanged(false);
1710 | }
1711 |
1712 | void PacketList::goPreviousPacket(void)
1713 | {
1714 | if (QApplication::keyboardModifiers() & Qt::AltModifier) {
1715 | // Alt+toolbar
1716 | goPreviousHistoryPacket();
1717 | return;
1718 | }
1719 |
1720 | if (selectionModel()->hasSelection()) {
1721 | selectionModel()->setCurrentIndex(moveCursor(MoveUp, Qt::NoModifier), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1722 | } else {
1723 | // Last visible packet.
1724 | QModelIndex last_idx = indexAt(viewport()->rect().bottomLeft());
1725 | if (last_idx.isValid()) {
1726 | selectionModel()->setCurrentIndex(last_idx, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1727 | } else {
1728 | goLastPacket();
1729 | }
1730 | }
1731 |
1732 | scrollViewChanged(false);
1733 | }
1734 |
1735 | void PacketList::goFirstPacket(void) {
1736 | if (packet_list_model_->rowCount() < 1) return;
1737 | selectionModel()->setCurrentIndex(packet_list_model_->index(0, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1738 | scrollTo(currentIndex());
1739 |
1740 | scrollViewChanged(false);
1741 | }
1742 |
1743 | void PacketList::goLastPacket(void) {
1744 | if (packet_list_model_->rowCount() < 1) return;
1745 | selectionModel()->setCurrentIndex(packet_list_model_->index(packet_list_model_->rowCount() - 1, 0), QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
1746 | scrollTo(currentIndex());
1747 |
1748 | scrollViewChanged(false);
1749 | }
1750 |
1751 | void PacketList::goToPacket(int packet, int hf_id)
1752 | {
1753 | if (!cf_goto_frame(cap_file_, packet, false))
1754 | return;
1755 |
1756 | // cf_goto_frame only returns true if packet_list_select_row_from_data
1757 | // succeeds, the latter has already selected and scrolled to the frame.
1758 | if (hf_id > 0) {
1759 | proto_tree_->goToHfid(hf_id);
1760 | }
1761 |
1762 | scrollViewChanged(false);
1763 | }
1764 |
1765 | void PacketList::goNextHistoryPacket()
1766 | {
1767 | if (haveNextHistory(true)) {
1768 | in_history_ = true;
1769 | goToPacket(selection_history_.at(cur_history_));
1770 | in_history_ = false;
1771 | }
1772 | }
1773 |
1774 | void PacketList::goPreviousHistoryPacket()
1775 | {
1776 | if (havePreviousHistory(true)) {
1777 | in_history_ = true;
1778 | goToPacket(selection_history_.at(cur_history_));
1779 | in_history_ = false;
1780 | }
1781 | }
1782 |
1783 | void PacketList::markFrame()
1784 | {
1785 | if (!cap_file_ || !packet_list_model_) return;
1786 |
1787 | QModelIndexList frames;
1788 |
1789 | if (selectionModel() && selectionModel()->hasSelection())
1790 | {
1791 | QModelIndexList selRows = selectionModel()->selectedRows(0);
1792 | foreach (QModelIndex idx, selRows)for (auto _container_1792 = QtPrivate::qMakeForeachContainer( selRows); _container_1792.i != _container_1792.e; ++_container_1792 .i) if (QModelIndex idx = *_container_1792.i; false) {} else
1793 | {
1794 | if (idx.isValid())
1795 | {
1796 | frames << idx;
1797 | }
1798 | }
1799 | }
1800 | else
1801 | frames << currentIndex();
1802 |
1803 | packet_list_model_->toggleFrameMark(frames);
1804 |
1805 | // Make sure the packet list's frame.marked related field text is updated.
1806 | redrawVisiblePackets();
1807 |
1808 | create_far_overlay_ = true;
1809 | packets_bar_update();
1810 | }
1811 |
1812 | void PacketList::markAllDisplayedFrames(bool set)
1813 | {
1814 | if (!cap_file_ || !packet_list_model_) return;
1815 |
1816 | packet_list_model_->setDisplayedFrameMark(set);
1817 |
1818 | // Make sure the packet list's frame.marked related field text is updated.
1819 | redrawVisiblePackets();
1820 |
1821 | create_far_overlay_ = true;
1822 | packets_bar_update();
1823 | }
1824 |
1825 | void PacketList::ignoreFrame()
1826 | {
1827 | if (!cap_file_ || !packet_list_model_) return;
1828 |
1829 | QModelIndexList frames;
1830 |
1831 | if (selectionModel() && selectionModel()->hasSelection())
1832 | {
1833 | foreach (QModelIndex idx, selectionModel()->selectedRows(0))for (auto _container_1833 = QtPrivate::qMakeForeachContainer( selectionModel()->selectedRows(0)); _container_1833.i != _container_1833 .e; ++_container_1833.i) if (QModelIndex idx = *_container_1833 .i; false) {} else
1834 | {
1835 | if (idx.isValid())
1836 | {
1837 | frames << idx;
1838 | }
1839 | }
1840 | }
1841 | else
1842 | frames << currentIndex();
1843 |
1844 |
1845 | packet_list_model_->toggleFrameIgnore(frames);
1846 | create_far_overlay_ = true;
1847 | int sb_val = verticalScrollBar()->value(); // Surely there's a better way to keep our position?
1848 | setUpdatesEnabled(false);
1849 | emit packetDissectionChanged();
1850 | setUpdatesEnabled(true);
1851 | verticalScrollBar()->setValue(sb_val);
1852 | }
1853 |
1854 | void PacketList::ignoreAllDisplayedFrames(bool set)
1855 | {
1856 | if (!cap_file_ || !packet_list_model_) return;
1857 |
1858 | packet_list_model_->setDisplayedFrameIgnore(set);
1859 | create_far_overlay_ = true;
1860 | emit packetDissectionChanged();
1861 | }
1862 |
1863 | void PacketList::setTimeReference()
1864 | {
1865 | if (!cap_file_ || !packet_list_model_) return;
1866 | packet_list_model_->toggleFrameRefTime(currentIndex());
1867 | create_far_overlay_ = true;
1868 | }
1869 |
1870 | void PacketList::unsetAllTimeReferences()
1871 | {
1872 | if (!cap_file_ || !packet_list_model_) return;
1873 | packet_list_model_->unsetAllFrameRefTime();
1874 | create_far_overlay_ = true;
1875 | }
1876 |
1877 | void PacketList::applyTimeShift()
1878 | {
1879 | packet_list_model_->resetColumns();
1880 | redrawVisiblePackets();
1881 | emit packetDissectionChanged();
1882 | }
1883 |
1884 | void PacketList::updatePackets(bool redraw)
1885 | {
1886 | if (redraw) {
1887 | packet_list_model_->resetColumns();
1888 | redrawVisiblePackets();
1889 | } else {
1890 | update();
1891 | }
1892 | }
1893 |
1894 | void PacketList::columnVisibilityTriggered()
1895 | {
1896 | QAction *ha = qobject_cast<QAction*>(sender());
1897 | if (!ha) return;
1898 |
1899 | int col = ha->data().toInt();
1900 | set_column_visible(col, ha->isChecked());
1901 | setColumnVisibility();
1902 | if (ha->isChecked()) {
1903 | setRecentColumnWidth(col);
1904 | }
1905 | prefs_main_write();
1906 | }
1907 |
1908 | void PacketList::sectionResized(int col, int, int new_width)
1909 | {
1910 | if (isVisible() && !columns_changed_ && !set_column_visibility_ && !set_style_sheet_ && new_width > 0) {
1911 | // Column 1 gets an invalid value (32 on macOS) when we're not yet
1912 | // visible.
1913 | //
1914 | // Don't set column width when columns changed or setting column
1915 | // visibility because we may get a sectionResized() from QTreeView
1916 | // with values from a old columns layout.
1917 | //
1918 | // Don't set column width when hiding a column.
1919 |
1920 | recent_set_column_width(col, new_width);
1921 | }
1922 | }
1923 |
1924 | // The user moved a column. Make sure prefs.col_list, the column format
1925 | // array, and the header's visual and logical indices all agree.
1926 | // gtk/packet_list.c:column_dnd_changed_cb
1927 | void PacketList::sectionMoved(int logicalIndex, int oldVisualIndex, int newVisualIndex)
1928 | {
1929 | GList *new_col_list = NULL__null;
1930 | GList *new_recent_col_list = NULL__null;
1931 | QList<int> saved_sizes;
1932 | int sort_idx;
1933 |
1934 | // Since we undo the move below, these should always stay in sync.
1935 | // Otherwise the order of columns can be unexpected after drag and drop.
1936 | if (logicalIndex != oldVisualIndex) {
1937 | ws_warning("Column moved from an unexpected state (%d, %d, %d)",do { if (true) { ws_log_full("", LOG_LEVEL_WARNING, "ui/qt/packet_list.cpp" , 1938, __func__, "Column moved from an unexpected state (%d, %d, %d)" , logicalIndex, oldVisualIndex, newVisualIndex); } } while (0 )
1938 | logicalIndex, oldVisualIndex, newVisualIndex)do { if (true) { ws_log_full("", LOG_LEVEL_WARNING, "ui/qt/packet_list.cpp" , 1938, __func__, "Column moved from an unexpected state (%d, %d, %d)" , logicalIndex, oldVisualIndex, newVisualIndex); } } while (0 );
1939 | }
1940 |
1941 | // Remember which column should be sorted. Use the visual index since this
1942 | // points to the current GUI state rather than the outdated column order
1943 | // (indicated by the logical index).
1944 | sort_idx = header()->sortIndicatorSection();
1945 | if (sort_idx != -1) {
1946 | sort_idx = header()->visualIndex(sort_idx);
1947 | }
1948 |
1949 | // Build a new column list based on the header's logical order.
1950 | for (int vis_idx = 0; vis_idx < header()->count(); vis_idx++) {
1951 | int log_idx = header()->logicalIndex(vis_idx);
1952 | saved_sizes << header()->sectionSize(log_idx);
1953 |
1954 | void *pref_data = g_list_nth_data(prefs.col_list, log_idx);
1955 | if (pref_data) {
1956 | new_col_list = g_list_append(new_col_list, pref_data);
1957 | }
1958 |
1959 | pref_data = g_list_nth_data(recent.col_width_list, log_idx);
1960 | if (pref_data) {
1961 | new_recent_col_list = g_list_append(new_recent_col_list, pref_data);
1962 | }
1963 | }
1964 |
1965 | // Undo move to ensure that the logical indices map to the visual indices,
1966 | // otherwise the column order is changed twice (once via the modified
1967 | // col_list, once because of the visual/logical index mismatch).
1968 | disconnect(header(), &QHeaderView::sectionMoved, this, &PacketList::sectionMoved);
1969 | header()->moveSection(newVisualIndex, oldVisualIndex);
1970 | connect(header(), &QHeaderView::sectionMoved, this, &PacketList::sectionMoved);
1971 |
1972 | // Clear and rebuild our (and the header's) model. There doesn't appear
1973 | // to be another way to reset the logical index.
1974 | freeze();
1975 |
1976 | g_list_free(prefs.col_list);
1977 | prefs.col_list = new_col_list;
1978 | g_list_free(recent.col_width_list);
1979 | recent.col_width_list = new_recent_col_list;
1980 |
1981 | thaw(true);
1982 |
1983 | for (int i = 0; i < saved_sizes.length(); i++) {
1984 | if (saved_sizes[i] < 1) continue;
1985 | header()->resizeSection(i, saved_sizes[i]);
1986 | }
1987 |
1988 | prefs_main_write();
1989 |
1990 | mainApp->emitAppSignal(MainApplication::ColumnsChanged);
1991 |
1992 | // If the column with the sort indicator got shifted, mark the new column
1993 | // after updating the columns contents (via ColumnsChanged) to ensure that
1994 | // the columns are sorted using the intended column contents.
1995 | int left_col = MIN(oldVisualIndex, newVisualIndex)(((oldVisualIndex) < (newVisualIndex)) ? (oldVisualIndex) : (newVisualIndex));
1996 | int right_col = MAX(oldVisualIndex, newVisualIndex)(((oldVisualIndex) > (newVisualIndex)) ? (oldVisualIndex) : (newVisualIndex));
1997 | if (left_col <= sort_idx && sort_idx <= right_col) {
1998 | header()->setSortIndicator(sort_idx, header()->sortIndicatorOrder());
1999 | }
2000 | }
2001 |
2002 | QString PacketList::createSummaryText(QModelIndex idx, SummaryCopyType type)
2003 | {
2004 | if (! idx.isValid())
2005 | return "";
2006 |
2007 | QStringList col_parts;
2008 | int row = idx.row();
2009 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2010 | if (get_column_visible(col)) {
2011 | col_parts << packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString();
2012 | }
2013 | }
2014 | return joinSummaryRow(col_parts, row, type);
2015 | }
2016 |
2017 | QString PacketList::createHeaderSummaryText(SummaryCopyType type)
2018 | {
2019 | QStringList col_parts;
2020 | for (int col = 0; col < packet_list_model_->columnCount(); ++col) {
2021 | if (get_column_visible(col)) {
2022 | col_parts << packet_list_model_->headerData(col, Qt::Orientation::Horizontal, Qt::DisplayRole).toString();
2023 | }
2024 | }
2025 | return joinSummaryRow(col_parts, 0, type);
2026 | }
2027 |
2028 | QStringList PacketList::createHeaderPartsForAligned()
2029 | {
2030 | QStringList hdr_parts;
2031 | for (int col = 0; col < packet_list_model_->columnCount(); ++col) {
2032 | if (get_column_visible(col)) {
2033 | hdr_parts << packet_list_model_->headerData(col, Qt::Orientation::Horizontal, Qt::DisplayRole).toString();
2034 | }
2035 | }
2036 | return hdr_parts;
2037 | }
2038 |
2039 | QList<int> PacketList::createAlignmentPartsForAligned()
2040 | {
2041 | QList<int> align_parts;
2042 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2043 | if (get_column_visible(col)) {
2044 | align_parts << packet_list_model_->data(packet_list_model_->index(0, col), Qt::TextAlignmentRole).toInt();
2045 | }
2046 | }
2047 | return align_parts;
2048 | }
2049 |
2050 | QList<int> PacketList::createSizePartsForAligned(bool useHeader, QStringList hdr_parts, QList<int> rows)
2051 | {
2052 | QList<int> size_parts;
2053 |
2054 | for (int i = 0; i < hdr_parts.size(); ++i) {
2055 | if (useHeader)
2056 | size_parts << static_cast<int>(hdr_parts.at(i).size());
2057 | else
2058 | size_parts << 0;
2059 | }
2060 |
2061 | foreach(int row, rows)for (auto _container_2061 = QtPrivate::qMakeForeachContainer( rows); _container_2061.i != _container_2061.e; ++_container_2061 .i) if (int row = *_container_2061.i; false) {} else
2062 | {
2063 | QModelIndex idx = model()->index(row, 0);
2064 | if (! idx.isValid())
2065 | continue;
2066 |
2067 | QStringList col_parts;
2068 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2069 | if (get_column_visible(col)) {
2070 | col_parts << (packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString());
2071 | }
2072 | }
2073 |
2074 | for (int i = 0; i < col_parts.size(); ++i) {
2075 | if (col_parts.at(i).size() > size_parts.at(i)) {
2076 | size_parts[i] = static_cast<int>(col_parts.at(i).size());
2077 | }
2078 | }
2079 | col_parts.clear();
2080 | }
2081 |
2082 | return size_parts;
2083 | }
2084 |
2085 | QString PacketList::createHeaderSummaryForAligned(QStringList hdr_parts, QList<int> align_parts, QList<int> size_parts)
2086 | {
2087 | QString hdr_text;
2088 | for (int i = 0; i < hdr_parts.size(); ++i) {
2089 | if (align_parts.at(i) == Qt::AlignLeft) {
2090 | hdr_text += hdr_parts[i].leftJustified(size_parts.at(i), ' ') + " ";
2091 | }
2092 | else if (align_parts.at(i) == Qt::AlignRight) {
2093 | hdr_text += hdr_parts[i].rightJustified(size_parts.at(i), ' ') + " ";
2094 | }
2095 | }
2096 | return QStringLiteral("-%1")(QString(QtPrivate::qMakeStringPrivate(u"" "-%1"))).arg(hdr_text).trimmed().mid(1);
2097 | }
2098 |
2099 | QString PacketList::createSummaryForAligned(QModelIndex idx, QList<int> align_parts, QList<int> size_parts)
2100 | {
2101 | if (! idx.isValid())
2102 | return "";
2103 |
2104 | QStringList col_parts;
2105 | int row = idx.row();
2106 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2107 | if (get_column_visible(col)) {
2108 | col_parts << packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString();
2109 | }
2110 | }
2111 |
2112 | QString col_text;
2113 | for (int i = 0; i < col_parts.size(); ++i) {
2114 | if (align_parts.at(i) == Qt::AlignLeft) {
2115 | col_text += col_parts[i].leftJustified(size_parts.at(i), ' ') + " ";
2116 | }
2117 | else if (align_parts.at(i) == Qt::AlignRight) {
2118 | col_text += col_parts[i].rightJustified(size_parts.at(i), ' ') + " ";
2119 | }
2120 | }
2121 |
2122 | return QStringLiteral("-%1")(QString(QtPrivate::qMakeStringPrivate(u"" "-%1"))).arg(col_text).trimmed().mid(1);
2123 | }
2124 |
2125 | QString PacketList::createDefaultStyleForHtml()
2126 | {
2127 | QString fontFamily = QString(prefs.gui_font_name).split(",")[0];
2128 | QString fontSize = QString(prefs.gui_font_name).split(",")[1];
2129 |
2130 | return QStringLiteral("<style>"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2131 | "table{font-family:%1;font-size:%2pt;}"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2132 | "th{background-color:#000000;color:#ffffff;text-align:left;}"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2133 | "th,td{padding:%3pt}"(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>")))
2134 | "</style>")(QString(QtPrivate::qMakeStringPrivate(u"" "<style>" "table{font-family:%1;font-size:%2pt;}" "th{background-color:#000000;color:#ffffff;text-align:left;}" "th,td{padding:%3pt}" "</style>"))).arg(fontFamily, fontSize).arg(fontSize.toInt() / 2);
2135 | }
2136 |
2137 | QString PacketList::createOpeningTagForHtml()
2138 | {
2139 | return "<table>";
2140 | }
2141 |
2142 | QString PacketList::createHeaderSummaryForHtml()
2143 | {
2144 | QString hdr_text;
2145 | hdr_text += "<tr>";
2146 | for (int col = 0; col < packet_list_model_->columnCount(); ++col) {
2147 | if (get_column_visible(col)) {
2148 | hdr_text += "<th>";
2149 | hdr_text += packet_list_model_->headerData(col, Qt::Orientation::Horizontal, Qt::DisplayRole).toString();
2150 | hdr_text += "</th>";
2151 | }
2152 | }
2153 | hdr_text += "</tr>";
2154 | return hdr_text;
2155 | }
2156 |
2157 | QString PacketList::createSummaryForHtml(QModelIndex idx)
2158 | {
2159 | if (! idx.isValid())
2160 | return "";
2161 |
2162 | int row = idx.row();
2163 | QString col_text;
2164 |
2165 | QString bg_color = packet_list_model_->data(packet_list_model_->index(row, 0), Qt::BackgroundRole).toString();
2166 | QString fg_color = packet_list_model_->data(packet_list_model_->index(row, 0), Qt::ForegroundRole).toString();
2167 | col_text += "<tr style=\"background-color:" + bg_color + ";color:" + fg_color + ";\">";
2168 |
2169 | QString alignment[] = {"left", "right", "center", "justify"};
2170 |
2171 | for (int col = 0; col < packet_list_model_->columnCount(); col++) {
2172 | if (get_column_visible(col)) {
2173 | col_text += "<td style=\"text-align:" + alignment[packet_list_model_->data(packet_list_model_->index(row, col), Qt::TextAlignmentRole).toInt() / 2] + ";\">";
2174 | col_text += packet_list_model_->data(packet_list_model_->index(row, col), Qt::DisplayRole).toString();
2175 | col_text += "</td>";
2176 | }
2177 | }
2178 |
2179 | col_text += "</tr>";
2180 | return col_text;
2181 | }
2182 |
2183 | QString PacketList::createClosingTagForHtml()
2184 | {
2185 | return "</table>";
2186 | }
2187 |
2188 | void PacketList::copySummary()
2189 | {
2190 | if (!currentIndex().isValid()) return;
2191 |
2192 | QAction *ca = qobject_cast<QAction*>(sender());
2193 | if (!ca) return;
2194 |
2195 | QVariant type = ca->data();
2196 | if (! type.canConvert<SummaryCopyType>())
2197 | return;
2198 | SummaryCopyType copy_type = type.value<SummaryCopyType>();
2199 |
2200 | QString copy_text;
2201 | if (type == CopyAsText || type == CopyAsHTML) {
2202 | if (prefs.gui_packet_list_copy_text_with_aligned_columns) {
2203 | QList<int> rows;
2204 | rows << currentIndex().row();
2205 | QStringList hdr_parts;
2206 | QList<int> align_parts, size_parts;
2207 | hdr_parts = createHeaderPartsForAligned();
2208 | align_parts = createAlignmentPartsForAligned();
2209 | size_parts = createSizePartsForAligned(false, hdr_parts, rows);
2210 | copy_text = createSummaryForAligned(currentIndex(), align_parts, size_parts);
2211 | }
2212 | else {
2213 | copy_text = createSummaryText(currentIndex(), CopyAsText);
2214 | }
2215 | copy_text += "\n";
2216 | if (type == CopyAsHTML) {
2217 | QStringList htmlContent;
2218 | htmlContent << createDefaultStyleForHtml();
2219 | htmlContent << createOpeningTagForHtml();
2220 | htmlContent << createSummaryForHtml(currentIndex());
2221 | htmlContent << createClosingTagForHtml();
2222 | // htmlContent will never be empty as they will always have
2223 | // style and table tags
2224 | QMimeData *mimeData = new QMimeData;
2225 | mimeData->setHtml(htmlContent.join('\n'));
2226 | mimeData->setText(copy_text);
2227 | mainApp->clipboard()->setMimeData(mimeData, QClipboard::Clipboard);
2228 | }
2229 | else {
2230 | mainApp->clipboard()->setText(copy_text);
2231 | }
2232 | }
2233 | else {
2234 | copy_text = createSummaryText(currentIndex(), copy_type);
2235 | if (type != CopyAsYAML)
2236 | copy_text += "\n";
2237 | mainApp->clipboard()->setText(copy_text);
2238 | }
2239 | }
2240 |
2241 | // We need to tell when the user has scrolled the packet list, either to
2242 | // the end or anywhere other than the end.
2243 | void PacketList::vScrollBarActionTriggered(int)
2244 | {
2245 | // If we're scrolling with a mouse wheel or trackpad sliderPosition can end up
2246 | // past the end.
2247 | tail_at_end_ = (overlay_sb_->sliderPosition() >= overlay_sb_->maximum());
2248 |
2249 | scrollViewChanged(tail_at_end_);
2250 | }
2251 |
2252 | void PacketList::scrollViewChanged(bool at_end)
2253 | {
2254 | if (capture_in_progress_) {
2255 | // We want to start auto scrolling when the user scrolls to (or past)
2256 | // the end only if recent.capture_auto_scroll is set.
2257 | // We want to stop autoscrolling if the user scrolls up or uses
2258 | // Go to Packet regardless of the preference setting.
2259 | if (recent.capture_auto_scroll || !at_end) {
2260 | emit packetListScrolled(at_end);
2261 | }
2262 | }
2263 | }
2264 |
2265 | // Goal: Overlay the packet list scroll bar with the colors of all of the
2266 | // packets.
2267 | // Try 1: Average packet colors in each scroll bar raster line. This has
2268 | // two problems: It's easy to wash out colors and we dissect every packet.
2269 | // Try 2: Color across a 5000 or 10000 packet window. We still end up washing
2270 | // out colors.
2271 | // Try 3: One packet per vertical scroll bar pixel. This seems to work best
2272 | // but has the smallest window.
2273 | // Try 4: Use a multiple of the scroll bar height and scale the image down
2274 | // using Qt::SmoothTransformation. This gives us more packets per raster
2275 | // line.
2276 |
2277 | // Odd (prime?) numbers resulted in fewer scaling artifacts. A multiplier
2278 | // of 9 washed out colors a little too much.
2279 | //const int height_multiplier_ = 7;
2280 | void PacketList::drawNearOverlay()
2281 | {
2282 | if (create_near_overlay_) {
2283 | create_near_overlay_ = false;
2284 | }
2285 |
2286 | if (!cap_file_ || cap_file_->state != FILE_READ_DONE) return;
2287 |
2288 | if (!prefs.gui_packet_list_show_minimap) return;
2289 |
2290 | qreal dp_ratio = overlay_sb_->devicePixelRatio();
2291 | int o_height = overlay_sb_->height() * dp_ratio;
2292 | int o_rows = qMin(packet_list_model_->rowCount(), o_height);
2293 | QFontMetricsF fmf(mainApp->font());
2294 | int o_width = ((static_cast<int>(fmf.height())) * 2 * dp_ratio) + 2; // 2ems + 1-pixel border on either side.
2295 |
2296 | if (recent.packet_list_colorize && o_rows > 0) {
2297 | QImage overlay(o_width, o_height, QImage::Format_ARGB32_Premultiplied);
2298 |
2299 | QPainter painter(&overlay);
2300 |
2301 | overlay.fill(Qt::transparent);
2302 |
2303 | int cur_line = 0;
2304 | int start = 0;
2305 |
2306 | if (packet_list_model_->rowCount() > o_height && overlay_sb_->maximum() > 0) {
2307 | start += ((double) overlay_sb_->value() / overlay_sb_->maximum()) * (packet_list_model_->rowCount() - o_rows);
2308 | }
2309 | int end = start + o_rows;
2310 | for (int row = start; row < end; row++) {
2311 | packet_list_model_->ensureRowColorized(row);
2312 |
2313 | frame_data *fdata = packet_list_model_->getRowFdata(row);
2314 | int next_line = (row - start + 1) * o_height / o_rows;
2315 | int row_height = next_line - cur_line;
2316 |
2317 | // Multi-color support in minimap (enabled for all non-Off modes)
2318 | if (prefs.gui_packet_list_multi_color_mode != PACKET_LIST_MULTI_COLOR_MODE_OFF) {
2319 | QModelIndex idx = packet_list_model_->index(row, 0);
2320 | PacketListRecord *record = static_cast<PacketListRecord*>(idx.internalPointer());
2321 | // Conversation color filters take full precedence — skip multi-color stripe rendering
2322 | bool is_conversation_color = fdata->color_filter &&
2323 | strncmp(((const color_filter_t *)fdata->color_filter)->filter_name,
2324 | CONVERSATION_COLOR_PREFIX"___conversation_color_filter___", strlen(CONVERSATION_COLOR_PREFIX"___conversation_color_filter___")) == 0;
2325 | if (record && record->hasMultipleColors() && !is_conversation_color) {
2326 | // Draw vertical stripes for multiple colors (skip paused filters)
2327 | const GSList *filters = record->matchingColorFilters();
2328 |
2329 | // Count non-paused filters
2330 | int num_active_colors = 0;
2331 | for (const GSList *item = filters; item != NULL__null; item = g_slist_next(item)((item) ? (((GSList *)(item))->next) : __null)) {
2332 | const color_filter_t *colorf = (const color_filter_t *)item->data;
2333 | if (!color_filter_is_session_disabled(colorf->filter_name)) {
2334 | num_active_colors++;
2335 | }
2336 | }
2337 |
2338 | if (num_active_colors > 0) {
2339 | int stripe_width = o_width / num_active_colors;
2340 | int x_pos = 0;
2341 | int stripe_idx = 0;
2342 |
2343 | for (const GSList *item = filters; item != NULL__null; item = g_slist_next(item)((item) ? (((GSList *)(item))->next) : __null)) {
2344 | const color_filter_t *colorf = (const color_filter_t *)item->data;
2345 | // Skip paused filters
2346 | if (!color_filter_is_session_disabled(colorf->filter_name)) {
2347 | QColor color(ColorUtils::fromColorT(&colorf->bg_color));
2348 | int width = (stripe_idx == num_active_colors - 1) ? (o_width - x_pos) : stripe_width;
2349 | painter.fillRect(x_pos, cur_line, width, row_height, color);
2350 | x_pos += stripe_width;
2351 | stripe_idx++;
2352 | }
2353 | }
2354 | } else {
2355 | // All filters paused, draw no color
2356 | painter.fillRect(0, cur_line, o_width, row_height, QColor(Qt::white));
2357 | }
2358 | } else if (fdata->color_filter) {
2359 | // Single color fallback
2360 | const color_filter_t *color_filter = (const color_filter_t *) fdata->color_filter;
2361 | QColor color(ColorUtils::fromColorT(&color_filter->bg_color));
2362 | painter.fillRect(0, cur_line, o_width, row_height, color);
2363 | }
2364 | } else {
2365 | // Original single-color behavior
2366 | const color_t *bgcolor = NULL__null;
2367 | if (fdata->color_filter) {
2368 | const color_filter_t *color_filter = (const color_filter_t *) fdata->color_filter;
2369 | bgcolor = &color_filter->bg_color;
2370 | }
2371 |
2372 | if (bgcolor) {
2373 | QColor color(ColorUtils::fromColorT(bgcolor));
2374 | painter.fillRect(0, cur_line, o_width, row_height, color);
2375 | }
2376 | }
2377 |
2378 | cur_line = next_line;
2379 | }
2380 |
2381 | // If the selected packet is in the overlay set selected_pos
2382 | // accordingly. Otherwise, pin it to either the top or bottom.
2383 | QList<int> positions;
2384 | if (selectionModel()->hasSelection()) {
2385 |
2386 | QModelIndexList selRows = selectionModel()->selectedRows(0);
2387 | int last_row = -1;
2388 | int last_pos = -1;
2389 | foreach (QModelIndex idx, selRows)for (auto _container_2389 = QtPrivate::qMakeForeachContainer( selRows); _container_2389.i != _container_2389.e; ++_container_2389 .i) if (QModelIndex idx = *_container_2389.i; false) {} else
2390 | {
2391 | int selected_pos = -1;
2392 | int sel_row = idx.row();
2393 | if (sel_row < start) {
2394 | selected_pos = 0;
2395 | } else if (sel_row >= end) {
2396 | selected_pos = overlay.height() - 1;
2397 | } else {
2398 | selected_pos = (sel_row - start) * o_height / o_rows;
2399 | }
2400 |
2401 | /* Due to the difference in the display height, we sometimes get empty positions
2402 | * inbetween consecutive valid rows. If those are detected, they are signaled as
2403 | * being selected as well */
2404 | if (last_pos >= 0 && selected_pos > (last_pos + 1) && (last_row + 1) == sel_row)
2405 | {
2406 | for (int pos = (last_pos + 1); pos < selected_pos; pos++)
2407 | {
2408 | if (! positions.contains(pos))
2409 | positions << pos;
2410 | }
2411 | }
2412 | else if (selected_pos != -1 && ! positions.contains(selected_pos))
2413 | positions << selected_pos;
2414 |
2415 | last_row = sel_row;
2416 | last_pos = selected_pos;
2417 | }
2418 | }
2419 |
2420 | overlay_sb_->setNearOverlayImage(overlay, packet_list_model_->rowCount(), start, end, positions, (o_height / o_rows));
2421 | } else {
2422 | QImage overlay;
2423 | overlay_sb_->setNearOverlayImage(overlay);
2424 | }
2425 | }
2426 |
2427 | void PacketList::drawFarOverlay()
2428 | {
2429 | if (create_far_overlay_) {
2430 | create_far_overlay_ = false;
2431 | }
2432 |
2433 | if (!cap_file_ || cap_file_->state != FILE_READ_DONE) return;
2434 |
2435 | if (!prefs.gui_packet_list_show_minimap) return;
2436 |
2437 | QSize groove_size = overlay_sb_->grooveRect().size();
2438 | qreal dp_ratio = overlay_sb_->devicePixelRatio();
2439 | groove_size *= dp_ratio;
2440 | int o_width = groove_size.width();
2441 | int o_height = groove_size.height();
2442 | int pl_rows = packet_list_model_->rowCount();
2443 | QImage overlay(o_width, o_height, QImage::Format_ARGB32_Premultiplied);
2444 | bool have_marked_image = false;
2445 |
2446 | // If only there were references from popular culture about getting into
2447 | // some sort of groove.
2448 | if (!overlay.isNull() && recent.packet_list_colorize && pl_rows > 0) {
2449 |
2450 | QPainter painter(&overlay);
2451 |
2452 | // Draw text-colored tick marks on a transparent background.
2453 | // Hopefully no themes use the text color for the groove color.
2454 | overlay.fill(Qt::transparent);
2455 |
2456 | QColor tick_color = palette().text().color();
2457 | tick_color.setAlphaF(0.3f);
2458 | painter.setPen(tick_color);
2459 |
2460 | for (int row = 0; row < pl_rows; row++) {
2461 |
2462 | frame_data *fdata = packet_list_model_->getRowFdata(row);
2463 | if (fdata->marked || fdata->ref_time || fdata->ignored) {
2464 | int new_line = row * o_height / pl_rows;
2465 | int tick_width = o_width / 3;
2466 | // Marked or ignored: left side, time refs: right side.
2467 | // XXX Draw ignored ticks in the middle?
2468 | int x1 = fdata->ref_time ? o_width - tick_width : 1;
2469 | int x2 = fdata->ref_time ? o_width - 1 : tick_width;
2470 |
2471 | painter.drawLine(x1, new_line, x2, new_line);
2472 | have_marked_image = true;
2473 | }
2474 | }
2475 |
2476 | if (have_marked_image) {
2477 | overlay_sb_->setMarkedPacketImage(overlay);
2478 | return;
2479 | }
2480 | }
2481 |
2482 | if (!have_marked_image) {
2483 | QImage null_overlay;
2484 | overlay_sb_->setMarkedPacketImage(null_overlay);
2485 | }
2486 | }
2487 |
2488 | // Auto scroll if:
2489 | // - We are capturing
2490 | // - actionGoAutoScroll in the main UI is checked.
2491 |
2492 | // actionGoAutoScroll in the main UI:
2493 | // - Is set to the value of recent.capture_auto_scroll when beginning a capture
2494 | // - Can be triggered manually by the user
2495 | // - Is turned on if the last user-set vertical scrollbar position is at the
2496 | // end and recent.capture_auto_scroll is enabled
2497 | // - Is turned off if the last user-set vertical scrollbar is not at the end,
2498 | // or if one of the Go to Packet actions is used (XXX: Should keyboard
2499 | // navigation in keyPressEvent turn it off for similar reasons?)
2500 | void PacketList::rowsInserted(const QModelIndex &parent, int start, int end)
2501 | {
2502 | QTreeView::rowsInserted(parent, start, end);
2503 | const QModelIndex& cIndex = currentIndex();
2504 | bool aggregation_mode = recent.aggregation_view && prefs.aggregation_fields_num > 0;
2505 | if (aggregation_mode && cIndex.isValid() && cIndex.row() >= 0) {
2506 | int row = cIndex.row();
2507 | frame_data* fdata = getFDataForRow(row);
2508 | if (fdata && cap_file_->current_frame->num != fdata->num) {
2509 | cf_select_packet(cap_file_, fdata);
2510 | emit framesSelected(QList<int>() << row);
2511 | }
2512 | }
2513 | if (capture_in_progress_ && tail_at_end_) {
2514 | scrollToBottom();
2515 | }
2516 | }
2517 |
2518 | void PacketList::resizeAllColumns(bool onlyTimeFormatted)
2519 | {
2520 | if (!cap_file_ || cap_file_->state == FILE_CLOSED || cap_file_->state == FILE_READ_PENDING)
2521 | return;
2522 |
2523 | for (unsigned col = 0; col < cap_file_->cinfo.num_cols; col++) {
2524 | if (! onlyTimeFormatted || col_has_time_fmt(&cap_file_->cinfo, col)) {
2525 | resizeColumnToContents(col);
2526 | }
2527 | }
2528 | }