| File: | builds/wireshark/wireshark/epan/dissectors/packet-ieee80211-radio.c |
| Warning: | line 1171, column 13 Value stored to 'bandwidth' is never read |
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| 1 | /* packet-ieee80211-radio.c |
| 2 | * Routines for pseudo 802.11 header dissection and radio packet timing calculation |
| 3 | * |
| 4 | * Wireshark - Network traffic analyzer |
| 5 | * By Gerald Combs <gerald@wireshark.org> |
| 6 | * Copyright 1998 Gerald Combs |
| 7 | * |
| 8 | * Copyright 2012 Parc Inc and Samsung Electronics |
| 9 | * Copyright 2015, 2016 & 2017 Cisco Inc |
| 10 | * |
| 11 | * Copied from README.developer |
| 12 | * |
| 13 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 14 | */ |
| 15 | |
| 16 | #include "config.h" |
| 17 | |
| 18 | #include <epan/packet.h> |
| 19 | #include <epan/expert.h> |
| 20 | #include <wiretap/wtap.h> |
| 21 | #include <epan/prefs.h> |
| 22 | #include <epan/proto_data.h> |
| 23 | #include <epan/tap.h> |
| 24 | #include <epan/tfs.h> |
| 25 | #include <epan/unit_strings.h> |
| 26 | |
| 27 | #include "packet-ieee80211.h" |
| 28 | #include "packet-ieee80211-radio.h" |
| 29 | #include "packet-ieee80211-radiotap-defs.h" |
| 30 | #include "math.h" |
| 31 | |
| 32 | void proto_register_ieee80211_radio(void); |
| 33 | void proto_reg_handoff_ieee80211_radio(void); |
| 34 | |
| 35 | static dissector_handle_t wlan_radio_handle; |
| 36 | static dissector_handle_t wlan_noqos_radio_handle; |
| 37 | static dissector_handle_t ieee80211_handle; |
| 38 | static dissector_handle_t ieee80211_noqos_handle; |
| 39 | |
| 40 | static int proto_wlan_radio; |
| 41 | |
| 42 | /* ************************************************************************* */ |
| 43 | /* Header field info values for radio information */ |
| 44 | /* ************************************************************************* */ |
| 45 | static int hf_wlan_radio_phy; |
| 46 | static int hf_wlan_radio_11_fhss_hop_set; |
| 47 | static int hf_wlan_radio_11_fhss_hop_pattern; |
| 48 | static int hf_wlan_radio_11_fhss_hop_index; |
| 49 | static int hf_wlan_radio_11a_channel_type; |
| 50 | static int hf_wlan_radio_11a_turbo_type; |
| 51 | static int hf_wlan_radio_11g_mode; |
| 52 | static int hf_wlan_radio_11n_mcs_index; |
| 53 | static int hf_wlan_radio_11n_bandwidth; |
| 54 | static int hf_wlan_radio_11n_short_gi; |
| 55 | static int hf_wlan_radio_11n_greenfield; |
| 56 | static int hf_wlan_radio_11n_fec; |
| 57 | static int hf_wlan_radio_11n_stbc_streams; |
| 58 | static int hf_wlan_radio_11n_ness; |
| 59 | static int hf_wlan_radio_11ac_stbc; |
| 60 | static int hf_wlan_radio_11ac_txop_ps_not_allowed; |
| 61 | static int hf_wlan_radio_11ac_short_gi; |
| 62 | static int hf_wlan_radio_11ac_short_gi_nsym_disambig; |
| 63 | static int hf_wlan_radio_11ac_ldpc_extra_ofdm_symbol; |
| 64 | static int hf_wlan_radio_11ac_beamformed; |
| 65 | static int hf_wlan_radio_11ac_bandwidth; |
| 66 | static int hf_wlan_radio_11ac_user; |
| 67 | static int hf_wlan_radio_11ac_nsts; |
| 68 | static int hf_wlan_radio_11ac_mcs; |
| 69 | static int hf_wlan_radio_11ac_nss; |
| 70 | static int hf_wlan_radio_11ac_fec; |
| 71 | static int hf_wlan_radio_11ac_gid; |
| 72 | static int hf_wlan_radio_11ac_p_aid; |
| 73 | static int hf_wlan_radio_11ax_mcs; |
| 74 | static int hf_wlan_radio_11ax_bandwidth; |
| 75 | static int hf_wlan_radio_11ax_short_gi; |
| 76 | static int hf_wlan_radio_data_rate; |
| 77 | static int hf_wlan_radio_channel; |
| 78 | static int hf_wlan_radio_frequency; |
| 79 | static int hf_wlan_radio_short_preamble; |
| 80 | static int hf_wlan_radio_signal_percent; |
| 81 | static int hf_wlan_radio_signal_db; |
| 82 | static int hf_wlan_radio_signal_dbm; |
| 83 | static int hf_wlan_radio_noise_percent; |
| 84 | static int hf_wlan_radio_noise_db; |
| 85 | static int hf_wlan_radio_noise_dbm; |
| 86 | static int hf_wlan_radio_snr; |
| 87 | static int hf_wlan_radio_timestamp; |
| 88 | static int hf_wlan_last_part_of_a_mpdu; |
| 89 | static int hf_wlan_a_mpdu_delim_crc_error; |
| 90 | static int hf_wlan_a_mpdu_aggregate_id; |
| 91 | static int hf_wlan_radio_duration; |
| 92 | static int hf_wlan_radio_preamble; |
| 93 | static int hf_wlan_radio_aggregate; |
| 94 | static int hf_wlan_radio_aggregate_duration; |
| 95 | static int hf_wlan_radio_ifs; |
| 96 | static int hf_wlan_radio_start_tsf; |
| 97 | static int hf_wlan_radio_end_tsf; |
| 98 | static int hf_wlan_zero_length_psdu_type; |
| 99 | static int hf_wlan_radio_11be_user; |
| 100 | static int hf_wlan_radio_11be_sta_id; |
| 101 | static int hf_wlan_radio_11be_mcs; |
| 102 | static int hf_wlan_radio_11be_nsts; |
| 103 | |
| 104 | |
| 105 | static expert_field ei_wlan_radio_assumed_short_preamble; |
| 106 | static expert_field ei_wlan_radio_assumed_non_greenfield; |
| 107 | static expert_field ei_wlan_radio_assumed_no_stbc; |
| 108 | static expert_field ei_wlan_radio_assumed_no_extension_streams; |
| 109 | static expert_field ei_wlan_radio_assumed_bcc_fec; |
| 110 | static expert_field ei_wlan_radio_11be_num_users; |
| 111 | |
| 112 | static int wlan_radio_tap; |
| 113 | static int wlan_radio_timeline_tap; |
| 114 | |
| 115 | /* Settings */ |
| 116 | static bool_Bool wlan_radio_always_short_preamble; |
| 117 | static bool_Bool wlan_radio_tsf_at_end = true1; |
| 118 | static bool_Bool wlan_radio_timeline_enabled; |
| 119 | |
| 120 | static const value_string phy_vals[] = { |
| 121 | { PHDR_802_11_PHY_11_FHSS1, "802.11 FHSS" }, |
| 122 | { PHDR_802_11_PHY_11_IR2, "802.11 IR" }, |
| 123 | { PHDR_802_11_PHY_11_DSSS3, "802.11 DSSS" }, |
| 124 | { PHDR_802_11_PHY_11B4, "802.11b (HR/DSSS)" }, |
| 125 | { PHDR_802_11_PHY_11A5, "802.11a (OFDM)" }, |
| 126 | { PHDR_802_11_PHY_11G6, "802.11g (ERP)" }, |
| 127 | { PHDR_802_11_PHY_11N7, "802.11n (HT)" }, |
| 128 | { PHDR_802_11_PHY_11AC8, "802.11ac (VHT)" }, |
| 129 | { PHDR_802_11_PHY_11AD9, "802.11ad (DMG)" }, |
| 130 | { PHDR_802_11_PHY_11AH10, "802.11ah (S1G)" }, |
| 131 | { PHDR_802_11_PHY_11AX11, "802.11ax (HE)" }, |
| 132 | { PHDR_802_11_PHY_11BE12, "802.11be (EHT)" }, |
| 133 | { 0, NULL((void*)0) } |
| 134 | }; |
| 135 | |
| 136 | static const value_string channel_type_11a_vals[] = { |
| 137 | { PHDR_802_11A_CHANNEL_TYPE_NORMAL0, "Normal" }, |
| 138 | { PHDR_802_11A_CHANNEL_TYPE_HALF_CLOCKED1, "Half-clocked" }, |
| 139 | { PHDR_802_11A_CHANNEL_TYPE_QUARTER_CLOCKED2, "Quarter-clocked" }, |
| 140 | { 0, NULL((void*)0) } |
| 141 | }; |
| 142 | |
| 143 | static const value_string turbo_type_11a_vals[] = { |
| 144 | { PHDR_802_11A_TURBO_TYPE_NORMAL0, "Non-turbo" }, |
| 145 | { PHDR_802_11A_TURBO_TYPE_TURBO1, "Turbo" }, |
| 146 | { PHDR_802_11A_TURBO_TYPE_DYNAMIC_TURBO2, "Dynamic turbo" }, |
| 147 | { PHDR_802_11A_TURBO_TYPE_STATIC_TURBO3, "Static turbo" }, |
| 148 | { 0, NULL((void*)0) } |
| 149 | }; |
| 150 | |
| 151 | static const value_string mode_11g_vals[] = { |
| 152 | { PHDR_802_11G_MODE_NORMAL0, "None" }, |
| 153 | { PHDR_802_11G_MODE_SUPER_G1, "Super G" }, |
| 154 | { 0, NULL((void*)0) } |
| 155 | }; |
| 156 | |
| 157 | static const value_string bandwidth_vals[] = { |
| 158 | { PHDR_802_11_BANDWIDTH_20_MHZ0, "20 MHz" }, |
| 159 | { PHDR_802_11_BANDWIDTH_40_MHZ1, "40 MHz" }, |
| 160 | { PHDR_802_11_BANDWIDTH_20_20L2, "20 MHz + 20 MHz lower" }, |
| 161 | { PHDR_802_11_BANDWIDTH_20_20U3, "20 MHz + 20 MHz upper" }, |
| 162 | { PHDR_802_11_BANDWIDTH_80_MHZ4, "80 MHz" }, |
| 163 | { PHDR_802_11_BANDWIDTH_40_40L5, "40 MHz + 40 MHz lower" }, |
| 164 | { PHDR_802_11_BANDWIDTH_40_40U6, "40 MHz + 40 MHz upper" }, |
| 165 | { PHDR_802_11_BANDWIDTH_20LL7, "20 MHz, channel 1/4" }, |
| 166 | { PHDR_802_11_BANDWIDTH_20LU8, "20 MHz, channel 2/4" }, |
| 167 | { PHDR_802_11_BANDWIDTH_20UL9, "20 MHz, channel 3/4" }, |
| 168 | { PHDR_802_11_BANDWIDTH_20UU10, "20 MHz, channel 4/4" }, |
| 169 | { PHDR_802_11_BANDWIDTH_160_MHZ11, "160 MHz" }, |
| 170 | { PHDR_802_11_BANDWIDTH_80_80L12, "80 MHz + 80 MHz lower" }, |
| 171 | { PHDR_802_11_BANDWIDTH_80_80U13, "80 MHz + 80 MHz upper" }, |
| 172 | { PHDR_802_11_BANDWIDTH_40LL14, "40 MHz, channel 1/4" }, |
| 173 | { PHDR_802_11_BANDWIDTH_40LU15, "40 MHz, channel 2/4" }, |
| 174 | { PHDR_802_11_BANDWIDTH_40UL16, "40 MHz, channel 3/4" }, |
| 175 | { PHDR_802_11_BANDWIDTH_40UU17, "40 MHz, channel 4/4" }, |
| 176 | { PHDR_802_11_BANDWIDTH_20LLL18, "20 MHz, channel 1/8" }, |
| 177 | { PHDR_802_11_BANDWIDTH_20LLU19, "20 MHz, channel 2/8" }, |
| 178 | { PHDR_802_11_BANDWIDTH_20LUL20, "20 MHz, channel 3/8" }, |
| 179 | { PHDR_802_11_BANDWIDTH_20LUU21, "20 MHz, channel 4/8" }, |
| 180 | { PHDR_802_11_BANDWIDTH_20ULL22, "20 MHz, channel 5/8" }, |
| 181 | { PHDR_802_11_BANDWIDTH_20ULU23, "20 MHz, channel 6/8" }, |
| 182 | { PHDR_802_11_BANDWIDTH_20UUL24, "20 MHz, channel 7/8" }, |
| 183 | { PHDR_802_11_BANDWIDTH_20UUU25, "20 MHz, channel 8/8" }, |
| 184 | { 0, NULL((void*)0) } |
| 185 | }; |
| 186 | |
| 187 | static const value_string fec_vals[] = { |
| 188 | { 0, "BEC" }, |
| 189 | { 1, "LDPC" }, |
| 190 | { 0, NULL((void*)0) } |
| 191 | }; |
| 192 | |
| 193 | static const value_string zero_length_psdu_vals[] = { |
| 194 | { 0, "sounding PPDU" }, |
| 195 | { 1, "data not captured" }, |
| 196 | { 255, "vendor-specific" }, |
| 197 | { 0, NULL((void*)0) } |
| 198 | }; |
| 199 | /* |
| 200 | * Lookup for the MCS index (0-76) |
| 201 | * returning the number of data bits per symbol |
| 202 | * assumes 52 subcarriers (20MHz) |
| 203 | * symbols are 4us for long guard interval, 3.6us for short guard interval |
| 204 | * Note: MCS 32 is special - only valid for 40Mhz channel. |
| 205 | */ |
| 206 | WS_DLL_PUBLIC_DEF__attribute__ ((visibility ("default"))) const uint16_t ieee80211_ht_Dbps[MAX_MCS_INDEX76+1] = { |
| 207 | /* MCS 0 - 1 stream */ |
| 208 | 26, 52, 78, 104, 156, 208, 234, 260, |
| 209 | |
| 210 | /* MCS 8 - 2 stream */ |
| 211 | 52, 104, 156, 208, 312, 416, 468, 520, |
| 212 | |
| 213 | /* MCS 16 - 3 stream */ |
| 214 | 78, 156, 234, 312, 468, 624, 702, 780, |
| 215 | |
| 216 | /* MCS 24 - 4 stream */ |
| 217 | 104, 208, 312, 416, 624, 832, 936, 1040, |
| 218 | |
| 219 | /* MCS 32 - 1 stream */ |
| 220 | 12, /* only valid for 40Mhz - 11a/g DUP mode */ |
| 221 | |
| 222 | /* MCS 33 - 2 stream */ |
| 223 | 156, 208, 260, 234, 312, 390, |
| 224 | |
| 225 | /* MCS 39 - 3 stream */ |
| 226 | 208, 260, 260, 312, 364, 364, 416, 312, 390, 390, 468, 546, 546, 624, |
| 227 | |
| 228 | /* MCS 53 - 4 stream */ |
| 229 | 260, 312, 364, 312, 364, 416, 468, 416, 468, 520, 520, 572, |
| 230 | 390, 468, 546, 468, 546, 624, 702, 624, 702, 780, 780, 858 |
| 231 | }; |
| 232 | |
| 233 | /* |
| 234 | * Calculates data rate corresponding to a given 802.11n MCS index, |
| 235 | * bandwidth, and guard interval. |
| 236 | */ |
| 237 | float ieee80211_htrate(int mcs_index, bool_Bool bandwidth, bool_Bool short_gi) |
| 238 | { |
| 239 | return (float)(ieee80211_ht_Dbps[mcs_index] * (bandwidth ? 108 : 52) / 52.0 / (short_gi ? 3.6 : 4.0)); |
| 240 | } |
| 241 | |
| 242 | static const uint8_t ieee80211_ht_streams[MAX_MCS_INDEX76+1] = { |
| 243 | 1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4, |
| 244 | 1,2,2,2,2,2,2,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4, |
| 245 | 4,4,4,4,4,4,4,4,4,4,4,4,4 |
| 246 | }; |
| 247 | |
| 248 | static const uint8_t ieee80211_ht_Nes[MAX_MCS_INDEX76+1] = { |
| 249 | 1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1, |
| 250 | 1,1,1,1,1,2,2,2, 1,1,1,1,2,2,2,2, |
| 251 | 1, |
| 252 | 1,1,1,1,1,1, |
| 253 | 1,1,1,1,1,1,1,1,1,1,1,1,1,1, |
| 254 | 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2 |
| 255 | }; |
| 256 | |
| 257 | #define MAX_MCS_VHT_INDEX9 9 |
| 258 | |
| 259 | /* |
| 260 | * Maps a VHT bandwidth index to ieee80211_vhtinfo.rates index. |
| 261 | */ |
| 262 | static const int ieee80211_vht_bw2rate_index[] = { |
| 263 | /* 20Mhz total */ 0, |
| 264 | /* 40Mhz total */ 1, 0, 0, |
| 265 | /* 80Mhz total */ 2, 1, 1, 0, 0, 0, 0, |
| 266 | /* 160Mhz total */ 3, 2, 2, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 |
| 267 | }; |
| 268 | |
| 269 | struct mcs_info { |
| 270 | const char *modulation; |
| 271 | const char *coding_rate; |
| 272 | float data_bits_per_symbol; /* assuming 20MHz / 52 subcarriers */ |
| 273 | }; |
| 274 | |
| 275 | #define EHT_MAX_MCS16 16 |
| 276 | static const struct mcs_info ieee80211_mcsinfo[EHT_MAX_MCS16] = { |
| 277 | /* MCS 0 */ |
| 278 | { "BPSK", "1/2", 26 }, |
| 279 | /* MCS 1 */ |
| 280 | { "QPSK", "1/2", 52 }, |
| 281 | /* MCS 2 */ |
| 282 | { "QPSK", "3/4", 78 }, |
| 283 | /* MCS 3 */ |
| 284 | { "16-QAM", "1/2", 104 }, |
| 285 | /* MCS 4 */ |
| 286 | { "16-QAM", "3/4", 156 }, |
| 287 | /* MCS 5 */ |
| 288 | { "64-QAM", "2/3", 208 }, |
| 289 | /* MCS 6 */ |
| 290 | { "64-QAM", "3/4", 234 }, |
| 291 | /* MCS 7 */ |
| 292 | { "64-QAM", "5/6", 260 }, |
| 293 | /* MCS 8 */ |
| 294 | { "256-QAM", "3/4", 312 }, |
| 295 | /* MCS 9 */ |
| 296 | { "256-QAM", "5/6", (float)(1040/3.0) }, |
| 297 | /* MCS 10 */ |
| 298 | { "1024-QAM", "3/4", 390 }, |
| 299 | /* MCS 11 */ |
| 300 | { "1024-QAM", "5/6", (float)(1300/3.0) }, |
| 301 | /* MCS 12 */ |
| 302 | { "4096-QAM", "3/4", 468 }, |
| 303 | /* MCS 13 */ |
| 304 | { "4096-QAM", "5/6", 520 }, |
| 305 | /* MCS 14 */ |
| 306 | { "BPSK-DCM", "1/2", 6.5f }, |
| 307 | /* MCS 15 */ |
| 308 | { "BPSK-DCM", "1/2", 13 } |
| 309 | }; |
| 310 | |
| 311 | /* map a bandwidth index to the number of data subcarriers */ |
| 312 | static const unsigned subcarriers[4] = { 52, 108, 234, 468 }; |
| 313 | |
| 314 | #define MAX_VHT_NSS8 8 |
| 315 | |
| 316 | struct mcs_vht_valid { |
| 317 | bool_Bool valid[4][MAX_VHT_NSS8]; /* indexed by bandwidth and NSS-1 */ |
| 318 | }; |
| 319 | |
| 320 | static const struct mcs_vht_valid ieee80211_vhtvalid[MAX_MCS_VHT_INDEX9+1] = { |
| 321 | /* MCS 0 */ |
| 322 | { |
| 323 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 324 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 325 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 326 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 327 | } |
| 328 | }, |
| 329 | /* MCS 1 */ |
| 330 | { |
| 331 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 332 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 333 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 334 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 335 | } |
| 336 | }, |
| 337 | /* MCS 2 */ |
| 338 | { |
| 339 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 340 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 341 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 342 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 343 | } |
| 344 | }, |
| 345 | /* MCS 3 */ |
| 346 | { |
| 347 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 348 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 349 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 350 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 351 | } |
| 352 | }, |
| 353 | /* MCS 4 */ |
| 354 | { |
| 355 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 356 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 357 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 358 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 359 | } |
| 360 | }, |
| 361 | /* MCS 5 */ |
| 362 | { |
| 363 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 364 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 365 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 366 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 367 | } |
| 368 | }, |
| 369 | /* MCS 6 */ |
| 370 | { |
| 371 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 372 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 373 | /* 80 Mhz */ { true1, true1, false0, true1, true1, true1, false0, true1 }, |
| 374 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 375 | } |
| 376 | }, |
| 377 | /* MCS 7 */ |
| 378 | { |
| 379 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 380 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 381 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 382 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 383 | } |
| 384 | }, |
| 385 | /* MCS 8 */ |
| 386 | { |
| 387 | { /* 20 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 388 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 389 | /* 80 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 390 | /* 160 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 391 | } |
| 392 | }, |
| 393 | /* MCS 9 */ |
| 394 | { |
| 395 | { /* 20 Mhz */ { false0, false0, true1, false0, false0, true1, false0, false0 }, |
| 396 | /* 40 Mhz */ { true1, true1, true1, true1, true1, true1, true1, true1 }, |
| 397 | /* 80 Mhz */ { true1, true1, true1, true1, true1, false0, true1, true1 }, |
| 398 | /* 160 Mhz */ { true1, true1, false0, true1, true1, true1, true1, true1 }, |
| 399 | } |
| 400 | } |
| 401 | }; |
| 402 | |
| 403 | /* |
| 404 | * Calculates data rate corresponding to a given 802.11ac MCS index, |
| 405 | * bandwidth, and guard interval. |
| 406 | */ |
| 407 | static float ieee80211_vhtrate(int mcs_index, unsigned bandwidth_index, bool_Bool short_gi) |
| 408 | { |
| 409 | return (float)(ieee80211_mcsinfo[mcs_index].data_bits_per_symbol * subcarriers[bandwidth_index] / (short_gi ? 3.6 : 4.0) / 52.0); |
| 410 | } |
| 411 | |
| 412 | /* |
| 413 | * HE SU OFDM MCS rate table converted from http://mcsindex.com/ |
| 414 | * indexed by (NSTS,MCS,BW,GI) |
| 415 | */ |
| 416 | #define HE_MAX_NSTS8 8 |
| 417 | #define HE_MAX_MCS12 12 |
| 418 | #define HE_SU_MAX_BW4 4 |
| 419 | #define HE_MAX_GI3 3 |
| 420 | static float he_ofdm_tab[HE_MAX_NSTS8][HE_MAX_MCS12][HE_SU_MAX_BW4][HE_MAX_GI3] = { |
| 421 | { |
| 422 | {{ 8.6f, 8.1f, 7.3f},{ 17.2f, 16.3f, 14.6f},{ 36.0f, 34.0f, 30.6f},{ 72.1f, 68.1f, 61.3f}}, |
| 423 | {{ 17.2f, 16.3f, 14.6f},{ 34.4f, 32.5f, 29.3f},{ 72.1f, 68.1f, 61.3f},{ 144.1f, 136.1f, 122.5f}}, |
| 424 | {{ 25.8f, 24.4f, 21.9f},{ 51.6f, 48.8f, 43.9f},{ 108.1f, 102.1f, 91.9f},{ 216.2f, 204.2f, 183.8f}}, |
| 425 | {{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f},{ 288.2f, 272.2f, 245.0f}}, |
| 426 | {{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f},{ 432.4f, 408.3f, 367.5f}}, |
| 427 | {{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 428 | {{ 77.4f, 73.1f, 65.8f},{ 154.9f, 146.3f, 131.6f},{ 324.3f, 306.3f, 275.6f},{ 648.5f, 612.5f, 551.3f}}, |
| 429 | {{ 86.0f, 81.3f, 73.1f},{ 172.1f, 162.5f, 146.3f},{ 360.3f, 340.3f, 306.3f},{ 720.6f, 680.6f, 612.5f}}, |
| 430 | {{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f}}, |
| 431 | {{ 114.7f, 108.3f, 97.5f},{ 229.4f, 216.7f, 195.0f},{ 480.4f, 453.7f, 408.3f},{ 960.8f, 907.4f, 816.7f}}, |
| 432 | {{ 129.0f, 121.9f, 109.7f},{ 258.1f, 243.8f, 219.4f},{ 540.4f, 510.4f, 459.4f},{ 1080.9f, 1020.8f, 918.8f}}, |
| 433 | {{ 143.4f, 135.4f, 121.9f},{ 286.8f, 270.8f, 243.8f},{ 600.5f, 567.1f, 510.4f},{ 1201.0f, 1134.3f, 1020.8f}} |
| 434 | },{ |
| 435 | {{ 17.2f, 16.3f, 14.6f},{ 34.4f, 32.5f, 29.3f},{ 72.1f, 68.1f, 61.3f},{ 144.1f, 136.1f, 122.5f}}, |
| 436 | {{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f},{ 288.2f, 272.2f, 245.0f}}, |
| 437 | {{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f},{ 432.4f, 408.3f, 367.5f}}, |
| 438 | {{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 439 | {{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f}}, |
| 440 | {{ 137.6f, 130.0f, 117.0f},{ 275.3f, 260.0f, 234.0f},{ 576.5f, 544.4f, 490.0f},{ 1152.9f, 1088.9f, 980.0f}}, |
| 441 | {{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 442 | {{ 172.1f, 162.5f, 146.3f},{ 344.1f, 325.0f, 292.5f},{ 720.6f, 680.6f, 612.5f},{ 1441.2f, 1361.1f, 1225.0f}}, |
| 443 | {{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 444 | {{ 229.4f, 216.7f, 195.0f},{ 458.8f, 433.3f, 390.0f},{ 960.8f, 907.4f, 816.7f},{ 1921.6f, 1814.8f, 1633.3f}}, |
| 445 | {{ 258.1f, 243.8f, 219.4f},{ 516.2f, 487.5f, 438.8f},{ 1080.9f, 1020.8f, 918.8f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 446 | {{ 286.8f, 270.8f, 243.8f},{ 573.5f, 541.7f, 487.5f},{ 1201.0f, 1134.3f, 1020.8f},{ 2402.0f, 2268.5f, 2041.7f}} |
| 447 | },{ |
| 448 | {{ 25.8f, 24.4f, 21.9f},{ 51.6f, 48.8f, 43.9f},{ 108.1f, 102.1f, 91.9f},{ 216.2f, 204.2f, 183.8f}}, |
| 449 | {{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f},{ 432.4f, 408.3f, 367.5f}}, |
| 450 | {{ 77.4f, 73.1f, 65.8f},{ 154.9f, 146.3f, 131.6f},{ 324.3f, 306.3f, 275.6f},{ 648.5f, 612.5f, 551.3f}}, |
| 451 | {{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f}}, |
| 452 | {{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 453 | {{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 454 | {{ 232.3f, 219.4f, 197.4f},{ 464.6f, 438.8f, 394.9f},{ 972.8f, 918.8f, 826.9f},{ 1945.6f, 1837.5f, 1653.8f}}, |
| 455 | {{ 258.1f, 243.8f, 219.4f},{ 516.2f, 487.5f, 438.8f},{ 1080.9f, 1020.8f, 918.8f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 456 | {{ 309.7f, 292.5f, 263.3f},{ 619.4f, 585.0f, 526.5f},{ 1297.1f, 1225.0f, 1102.5f},{ 2594.1f, 2450.0f, 2205.0f}}, |
| 457 | {{ 344.1f, 325.0f, 292.5f},{ 688.2f, 650.0f, 585.0f},{ 1441.2f, 1361.1f, 1225.0f},{ 2882.4f, 2722.2f, 2450.0f}}, |
| 458 | {{ 387.1f, 365.6f, 329.1f},{ 774.3f, 731.3f, 658.1f},{ 1621.3f, 1531.3f, 1378.1f},{ 3242.6f, 3062.5f, 2756.3f}}, |
| 459 | {{ 430.1f, 406.3f, 365.6f},{ 860.3f, 812.5f, 731.3f},{ 1801.5f, 1701.4f, 1531.3f},{ 3602.9f, 3402.8f, 3062.5f}} |
| 460 | },{ |
| 461 | {{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f},{ 288.2f, 272.2f, 245.0f}}, |
| 462 | {{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 463 | {{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f}}, |
| 464 | {{ 137.6f, 130.0f, 117.0f},{ 275.3f, 260.0f, 234.0f},{ 576.5f, 544.4f, 490.0f},{ 1152.9f, 1088.9f, 980.0f}}, |
| 465 | {{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 466 | {{ 275.3f, 260.0f, 234.0f},{ 550.6f, 520.0f, 468.0f},{ 1152.9f, 1088.9f, 980.0f},{ 2305.9f, 2177.8f, 1960.0f}}, |
| 467 | {{ 309.7f, 292.5f, 263.3f},{ 619.4f, 585.0f, 526.5f},{ 1297.1f, 1225.0f, 1102.5f},{ 2594.1f, 2450.0f, 2205.0f}}, |
| 468 | {{ 344.1f, 325.0f, 292.5f},{ 688.2f, 650.0f, 585.0f},{ 1441.2f, 1361.1f, 1225.0f},{ 2882.4f, 2722.2f, 2450.0f}}, |
| 469 | {{ 412.9f, 390.0f, 351.0f},{ 825.9f, 780.0f, 702.0f},{ 1729.4f, 1633.3f, 1470.0f},{ 3458.8f, 3266.7f, 2940.0f}}, |
| 470 | {{ 458.8f, 433.3f, 390.0f},{ 917.6f, 866.7f, 780.0f},{ 1921.6f, 1814.8f, 1633.3f},{ 3843.1f, 3629.6f, 3266.7f}}, |
| 471 | {{ 516.2f, 487.5f, 438.8f},{ 1032.4f, 975.0f, 877.5f},{ 2161.8f, 2041.7f, 1837.5f},{ 4323.5f, 4083.3f, 3675.0f}}, |
| 472 | {{ 573.5f, 541.7f, 487.5f},{ 1147.1f, 1083.3f, 975.0f},{ 2402.0f, 2268.5f, 2041.7f},{ 4803.9f, 4537.0f, 4083.3f}} |
| 473 | },{ |
| 474 | {{ 43.0f, 40.6f, 36.6f},{ 86.0f, 81.3f, 73.1f},{ 180.1f, 170.1f, 153.1f},{ 360.3f, 340.3f, 306.3f}}, |
| 475 | {{ 86.0f, 81.3f, 73.1f},{ 172.1f, 162.5f, 146.3f},{ 360.3f, 340.3f, 306.3f},{ 720.6f, 680.6f, 612.5f}}, |
| 476 | {{ 129.0f, 121.9f, 109.7f},{ 258.1f, 243.8f, 219.4f},{ 540.4f, 510.4f, 459.4f},{ 1080.9f, 1020.8f, 918.8f}}, |
| 477 | {{ 172.1f, 162.5f, 146.3f},{ 344.1f, 325.0f, 292.5f},{ 720.6f, 680.6f, 612.5f},{ 1441.2f, 1361.1f, 1225.0f}}, |
| 478 | {{ 258.1f, 243.8f, 219.4f},{ 516.2f, 487.5f, 438.8f},{ 1080.9f, 1020.8f, 918.8f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 479 | {{ 344.1f, 325.0f, 292.5f},{ 688.2f, 650.0f, 585.0f},{ 1441.2f, 1361.1f, 1225.0f},{ 2882.4f, 2722.2f, 2450.0f}}, |
| 480 | {{ 387.1f, 365.6f, 329.1f},{ 774.3f, 731.3f, 658.1f},{ 1621.3f, 1531.3f, 1378.1f},{ 3242.6f, 3062.5f, 2756.3f}}, |
| 481 | {{ 430.1f, 406.3f, 365.6f},{ 860.3f, 812.5f, 731.3f},{ 1801.5f, 1701.4f, 1531.3f},{ 3602.9f, 3402.8f, 3062.5f}}, |
| 482 | {{ 516.2f, 487.5f, 438.8f},{ 1032.4f, 975.0f, 877.5f},{ 2161.8f, 2041.7f, 1837.5f},{ 4323.5f, 4083.3f, 3675.0f}}, |
| 483 | {{ 573.5f, 541.7f, 487.5f},{ 1147.1f, 1083.3f, 975.0f},{ 2402.0f, 2268.5f, 2041.7f},{ 4803.9f, 4537.0f, 4083.3f}}, |
| 484 | {{ 645.2f, 609.4f, 548.4f},{ 1290.4f, 1218.8f, 1096.9f},{ 2702.2f, 2552.1f, 2296.9f},{ 5404.4f, 5104.2f, 4593.8f}}, |
| 485 | {{ 716.9f, 677.1f, 609.4f},{ 1433.8f, 1354.2f, 1218.8f},{ 3002.5f, 2835.6f, 2552.1f},{ 6004.9f, 5671.3f, 5104.2f}} |
| 486 | },{ |
| 487 | {{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f},{ 432.4f, 408.3f, 367.5f}}, |
| 488 | {{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f}}, |
| 489 | {{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 490 | {{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 491 | {{ 309.7f, 292.5f, 263.3f},{ 619.4f, 585.0f, 526.5f},{ 1297.1f, 1225.0f, 1102.5f},{ 2594.1f, 2450.0f, 2205.0f}}, |
| 492 | {{ 412.9f, 390.0f, 351.0f},{ 825.9f, 780.0f, 702.0f},{ 1729.4f, 1633.3f, 1470.0f},{ 3458.8f, 3266.7f, 2940.0f}}, |
| 493 | {{ 464.6f, 438.8f, 394.9f},{ 929.1f, 877.5f, 789.8f},{ 1945.6f, 1837.5f, 1653.8f},{ 3891.2f, 3675.0f, 3307.5f}}, |
| 494 | {{ 516.2f, 487.5f, 438.8f},{ 1032.4f, 975.0f, 877.5f},{ 2161.8f, 2041.7f, 1837.5f},{ 4323.5f, 4083.3f, 3675.0f}}, |
| 495 | {{ 619.4f, 585.0f, 526.5f},{ 1238.8f, 1170.0f, 1053.0f},{ 2594.1f, 2450.0f, 2205.0f},{ 5188.2f, 4900.0f, 4410.0f}}, |
| 496 | {{ 688.2f, 650.0f, 585.0f},{ 1376.5f, 1300.0f, 1170.0f},{ 2882.4f, 2722.2f, 2450.0f},{ 5764.7f, 5444.4f, 4900.0f}}, |
| 497 | {{ 774.3f, 731.3f, 658.1f},{ 1548.5f, 1462.5f, 1316.3f},{ 3242.6f, 3062.5f, 2756.3f},{ 6485.3f, 6125.0f, 5512.5f}}, |
| 498 | {{ 860.3f, 812.5f, 731.3f},{ 1720.6f, 1625.0f, 1462.5f},{ 3602.9f, 3402.8f, 3062.5f},{ 7205.9f, 6805.6f, 6125.0f}} |
| 499 | },{ |
| 500 | {{ 60.2f, 56.9f, 51.2f},{ 120.4f, 113.8f, 102.4f},{ 252.2f, 238.2f, 214.4f},{ 504.4f, 476.4f, 428.8f}}, |
| 501 | {{ 120.4f, 113.8f, 102.4f},{ 240.9f, 227.5f, 204.8f},{ 504.4f, 476.4f, 428.8f},{ 1008.8f, 952.8f, 857.5f}}, |
| 502 | {{ 180.7f, 170.6f, 153.6f},{ 361.3f, 341.3f, 307.1f},{ 756.6f, 714.6f, 643.1f},{ 1513.2f, 1429.2f, 1286.3f}}, |
| 503 | {{ 240.9f, 227.5f, 204.8f},{ 481.8f, 455.0f, 409.5f},{ 1008.8f, 952.8f, 857.5f},{ 2017.6f, 1905.6f, 1715.0f}}, |
| 504 | {{ 361.3f, 341.3f, 307.1f},{ 722.6f, 682.5f, 614.3f},{ 1513.2f, 1429.2f, 1286.3f},{ 3026.5f, 2858.3f, 2572.5f}}, |
| 505 | {{ 481.8f, 455.0f, 409.5f},{ 963.5f, 910.0f, 819.0f},{ 2017.6f, 1905.6f, 1715.0f},{ 4035.3f, 3811.1f, 3430.0f}}, |
| 506 | {{ 542.0f, 511.9f, 460.7f},{ 1084.0f, 1023.8f, 921.4f},{ 2269.9f, 2143.8f, 1929.4f},{ 4539.7f, 4287.5f, 3858.8f}}, |
| 507 | {{ 602.2f, 568.8f, 511.9f},{ 1204.4f, 1137.5f, 1023.8f},{ 2522.1f, 2381.9f, 2143.8f},{ 5044.1f, 4763.9f, 4287.5f}}, |
| 508 | {{ 722.6f, 682.5f, 614.3f},{ 1445.3f, 1365.0f, 1228.5f},{ 3026.5f, 2858.3f, 2572.5f},{ 6052.9f, 5716.7f, 5145.0f}}, |
| 509 | {{ 802.9f, 758.3f, 682.5f},{ 1605.9f, 1516.7f, 1365.0f},{ 3362.7f, 3175.9f, 2858.3f},{ 6725.5f, 6351.9f, 5716.7f}}, |
| 510 | {{ 903.3f, 853.1f, 767.8f},{ 1806.6f, 1706.3f, 1535.6f},{ 3783.1f, 3572.9f, 3215.6f},{ 7566.2f, 7145.8f, 6431.3f}}, |
| 511 | {{ 1003.7f, 947.9f, 853.1f},{ 2007.4f, 1895.8f, 1706.3f},{ 4203.4f, 3969.9f, 3572.9f},{ 8406.9f, 7939.8f, 7145.8f}} |
| 512 | },{ |
| 513 | {{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 514 | {{ 137.6f, 130.0f, 117.0f},{ 275.3f, 260.0f, 234.0f},{ 576.5f, 544.4f, 490.0f},{ 1152.9f, 1088.9f, 980.0f}}, |
| 515 | {{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 516 | {{ 275.3f, 260.0f, 234.0f},{ 550.6f, 520.0f, 468.0f},{ 1152.9f, 1088.9f, 980.0f},{ 2305.9f, 2177.8f, 1960.0f}}, |
| 517 | {{ 412.9f, 390.0f, 351.0f},{ 825.9f, 780.0f, 702.0f},{ 1729.4f, 1633.3f, 1470.0f},{ 3458.8f, 3266.7f, 2940.0f}}, |
| 518 | {{ 550.6f, 520.0f, 468.0f},{ 1101.2f, 1040.0f, 936.0f},{ 2305.9f, 2177.8f, 1960.0f},{ 4611.8f, 4355.6f, 3920.0f}}, |
| 519 | {{ 619.4f, 585.0f, 526.5f},{ 1238.8f, 1170.0f, 1053.0f},{ 2594.1f, 2450.0f, 2205.0f},{ 5188.2f, 4900.0f, 4410.0f}}, |
| 520 | {{ 688.2f, 650.0f, 585.0f},{ 1376.5f, 1300.0f, 1170.0f},{ 2882.4f, 2722.2f, 2450.0f},{ 5764.7f, 5444.4f, 4900.0f}}, |
| 521 | {{ 825.9f, 780.0f, 702.0f},{ 1651.8f, 1560.0f, 1404.0f},{ 3458.8f, 3266.7f, 2940.0f},{ 6917.6f, 6533.3f, 5880.0f}}, |
| 522 | {{ 917.6f, 866.7f, 780.0f},{ 1835.3f, 1733.3f, 1560.0f},{ 3843.1f, 3629.6f, 3266.7f},{ 7686.3f, 7259.3f, 6533.3f}}, |
| 523 | {{ 1032.4f, 975.0f, 877.5f},{ 2064.7f, 1950.0f, 1755.0f},{ 4323.5f, 4083.3f, 3675.0f},{ 8647.1f, 8166.7f, 7350.0f}}, |
| 524 | {{ 1147.1f, 1083.3f, 975.0f},{ 2294.1f, 2166.7f, 1950.0f},{ 4803.9f, 4537.0f, 4083.3f},{ 9607.8f, 9074.1f, 8166.7f}} |
| 525 | } |
| 526 | }; |
| 527 | |
| 528 | /* |
| 529 | * Calculates 802.11ax HE SU data rate corresponding to a given 802.11ax MCS index, |
| 530 | * bandwidth, and guard interval. |
| 531 | */ |
| 532 | static float ieee80211_he_ofdm_rate(unsigned nsts, unsigned mcs, unsigned bw, unsigned gi) |
| 533 | { |
| 534 | float rate=0.0; |
| 535 | if ( ((nsts-1) < HE_MAX_NSTS8) && (mcs < HE_MAX_MCS12) && ( bw < HE_SU_MAX_BW4) && ( gi < HE_MAX_GI3 ) ) { |
| 536 | rate = he_ofdm_tab[nsts-1][mcs][bw][gi]; |
| 537 | } |
| 538 | return rate; |
| 539 | } |
| 540 | |
| 541 | |
| 542 | /* |
| 543 | * HE MU OFDMA MCS rate table converted from http://mcsindex.com/ |
| 544 | * indexed by (NSTS,MCS,RU,GI) |
| 545 | */ |
| 546 | #define HE_MU_MAX_RU6 6 |
| 547 | static float he_mu_ofdma_tab[HE_MAX_NSTS8][HE_MAX_MCS12][HE_MU_MAX_RU6][HE_MAX_GI3] = { |
| 548 | { |
| 549 | {{ 0.9f, 0.8f, 0.8f},{ 1.8f, 1.7f, 1.5f},{ 3.8f, 3.5f, 3.2f},{ 8.6f, 8.1f, 7.3f},{ 17.2f, 16.3f, 14.6f},{ 36.0f, 34.0f, 30.6f}}, |
| 550 | {{ 1.8f, 1.7f, 1.5f},{ 3.5f, 3.3f, 3.0f},{ 7.5f, 7.1f, 6.4f},{ 17.2f, 16.3f, 14.6f},{ 34.4f, 32.5f, 29.3f},{ 72.1f, 68.1f, 61.3f}}, |
| 551 | {{ 2.6f, 2.5f, 2.3f},{ 5.3f, 5.0f, 4.5f},{ 11.3f, 10.6f, 9.6f},{ 25.8f, 24.4f, 21.9f},{ 51.6f, 48.8f, 43.9f},{ 108.1f, 102.1f, 91.9f}}, |
| 552 | {{ 3.5f, 3.3f, 3.0f},{ 7.1f, 6.7f, 6.0f},{ 15.0f, 14.2f, 12.8f},{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f}}, |
| 553 | {{ 5.3f, 5.0f, 4.5f},{ 10.6f, 10.0f, 9.0f},{ 22.5f, 21.3f, 19.1f},{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f}}, |
| 554 | {{ 7.1f, 6.7f, 6.0f},{ 14.1f, 13.3f, 12.0f},{ 30.0f, 28.3f, 25.5f},{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f}}, |
| 555 | {{ 7.9f, 7.5f, 6.8f},{ 15.9f, 15.0f, 13.5f},{ 33.8f, 31.9f, 28.7f},{ 77.4f, 73.1f, 65.8f},{ 154.9f, 146.3f, 131.6f},{ 324.3f, 306.3f, 275.6f}}, |
| 556 | {{ 8.8f, 8.3f, 7.5f},{ 17.6f, 16.7f, 15.0f},{ 37.5f, 35.4f, 31.9f},{ 86.0f, 81.3f, 73.1f},{ 172.1f, 162.5f, 146.3f},{ 360.3f, 340.3f, 306.3f}}, |
| 557 | {{ 10.6f, 10.0f, 9.0f},{ 21.2f, 20.0f, 18.0f},{ 45.0f, 42.5f, 38.3f},{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f}}, |
| 558 | {{ 11.8f, 11.1f, 10.0f},{ 23.5f, 22.2f, 20.0f},{ 50.0f, 47.2f, 42.5f},{ 114.7f, 108.3f, 97.5f},{ 229.4f, 216.7f, 195.0f},{ 480.4f, 453.7f, 408.3f}}, |
| 559 | {{ 13.2f, 12.5f, 11.3f},{ 26.5f, 25.0f, 22.5f},{ 56.3f, 53.1f, 47.8f},{ 129.0f, 121.9f, 109.7f},{ 258.1f, 243.8f, 219.4f},{ 540.4f, 510.4f, 459.4f}}, |
| 560 | {{ 14.7f, 13.9f, 12.5f},{ 29.4f, 27.8f, 25.0f},{ 62.5f, 59.0f, 53.1f},{ 143.4f, 135.4f, 121.9f},{ 286.8f, 270.8f, 243.8f},{ 600.5f, 567.1f, 510.4f}} |
| 561 | },{ |
| 562 | {{ 1.8f, 1.7f, 1.5f},{ 3.5f, 3.3f, 3.0f},{ 7.5f, 7.1f, 6.4f},{ 17.2f, 16.3f, 14.6f},{ 34.4f, 32.5f, 29.3f},{ 72.1f, 68.1f, 61.3f}}, |
| 563 | {{ 3.5f, 3.3f, 3.0f},{ 7.1f, 6.7f, 6.0f},{ 15.0f, 14.2f, 12.8f},{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f}}, |
| 564 | {{ 5.3f, 5.0f, 4.5f},{ 10.6f, 10.0f, 9.0f},{ 22.5f, 21.3f, 19.1f},{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f}}, |
| 565 | {{ 7.1f, 6.7f, 6.0f},{ 14.1f, 13.3f, 12.0f},{ 30.0f, 28.3f, 25.5f},{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f}}, |
| 566 | {{ 10.6f, 10.0f, 9.0f},{ 21.2f, 20.0f, 18.0f},{ 45.0f, 42.5f, 38.3f},{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f}}, |
| 567 | {{ 14.1f, 13.3f, 12.0f},{ 28.2f, 26.7f, 24.0f},{ 60.0f, 56.7f, 51.0f},{ 137.6f, 130.0f, 117.0f},{ 275.3f, 260.0f, 234.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 568 | {{ 15.9f, 15.0f, 13.5f},{ 31.8f, 30.0f, 27.0f},{ 67.5f, 63.8f, 57.4f},{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f}}, |
| 569 | {{ 17.6f, 16.7f, 15.0f},{ 35.3f, 33.3f, 30.0f},{ 75.0f, 70.8f, 63.8f},{ 172.1f, 162.5f, 146.3f},{ 344.1f, 325.0f, 292.5f},{ 720.6f, 680.6f, 612.5f}}, |
| 570 | {{ 21.2f, 20.0f, 18.0f},{ 42.4f, 40.0f, 36.0f},{ 90.0f, 85.0f, 76.5f},{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f}}, |
| 571 | {{ 23.5f, 22.2f, 20.0f},{ 47.1f, 44.4f, 40.0f},{ 100.0f, 94.4f, 85.0f},{ 229.4f, 216.7f, 195.0f},{ 458.8f, 433.3f, 390.0f},{ 960.8f, 907.4f, 816.7f}}, |
| 572 | {{ 26.5f, 25.0f, 22.5f},{ 52.9f, 50.0f, 45.0f},{ 112.5f, 106.3f, 95.6f},{ 258.1f, 243.8f, 219.4f},{ 516.2f, 487.5f, 438.8f},{ 1080.9f, 1020.8f, 918.8f}}, |
| 573 | {{ 29.4f, 27.8f, 25.0f},{ 58.8f, 55.6f, 50.0f},{ 125.0f, 118.1f, 106.3f},{ 286.8f, 270.8f, 243.8f},{ 573.5f, 541.7f, 487.5f},{ 1201.0f, 1134.3f, 1020.8f}} |
| 574 | },{ |
| 575 | {{ 2.6f, 2.5f, 2.3f},{ 5.3f, 5.0f, 4.5f},{ 11.3f, 10.6f, 9.6f},{ 25.8f, 24.4f, 21.9f},{ 51.6f, 48.8f, 43.9f},{ 108.1f, 102.1f, 91.9f}}, |
| 576 | {{ 5.3f, 5.0f, 4.5f},{ 10.6f, 10.0f, 9.0f},{ 22.5f, 21.3f, 19.1f},{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f}}, |
| 577 | {{ 7.9f, 7.5f, 6.8f},{ 15.9f, 15.0f, 13.5f},{ 33.8f, 31.9f, 28.7f},{ 77.4f, 73.1f, 65.8f},{ 154.9f, 146.3f, 131.6f},{ 324.3f, 306.3f, 275.6f}}, |
| 578 | {{ 10.6f, 10.0f, 9.0f},{ 21.2f, 20.0f, 18.0f},{ 45.0f, 42.5f, 38.3f},{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f}}, |
| 579 | {{ 15.9f, 15.0f, 13.5f},{ 31.8f, 30.0f, 27.0f},{ 67.5f, 63.8f, 57.4f},{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f}}, |
| 580 | {{ 21.2f, 20.0f, 18.0f},{ 42.4f, 40.0f, 36.0f},{ 90.0f, 85.0f, 76.5f},{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f}}, |
| 581 | {{ 23.8f, 22.5f, 20.3f},{ 47.6f, 45.0f, 40.5f},{ 101.3f, 95.6f, 86.1f},{ 232.3f, 219.4f, 197.4f},{ 464.6f, 438.8f, 394.9f},{ 972.8f, 918.8f, 826.9f}}, |
| 582 | {{ 26.5f, 25.0f, 22.5f},{ 52.9f, 50.0f, 45.0f},{ 112.5f, 106.3f, 95.6f},{ 258.1f, 243.8f, 219.4f},{ 516.2f, 487.5f, 438.8f},{ 1080.9f, 1020.8f, 918.8f}}, |
| 583 | {{ 31.8f, 30.0f, 27.0f},{ 63.5f, 60.0f, 54.0f},{ 135.0f, 127.5f, 114.8f},{ 309.7f, 292.5f, 263.3f},{ 619.4f, 585.0f, 526.5f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 584 | {{ 35.3f, 33.3f, 30.0f},{ 70.6f, 66.7f, 60.0f},{ 150.0f, 141.7f, 127.5f},{ 344.1f, 325.0f, 292.5f},{ 688.2f, 650.0f, 585.0f},{ 1441.2f, 1361.1f, 1225.0f}}, |
| 585 | {{ 39.7f, 37.5f, 33.8f},{ 79.4f, 75.0f, 67.5f},{ 168.8f, 159.4f, 143.4f},{ 387.1f, 365.6f, 329.1f},{ 774.3f, 731.3f, 658.1f},{ 1621.3f, 1531.3f, 1378.1f}}, |
| 586 | {{ 44.1f, 41.7f, 37.5f},{ 88.2f, 83.3f, 75.0f},{ 187.5f, 177.1f, 159.4f},{ 430.1f, 406.3f, 365.6f},{ 860.3f, 812.5f, 731.3f},{ 1801.5f, 1701.4f, 1531.3f}} |
| 587 | },{ |
| 588 | {{ 3.5f, 3.3f, 3.0f},{ 7.1f, 6.7f, 6.0f},{ 15.0f, 14.2f, 12.8f},{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f}}, |
| 589 | {{ 7.1f, 6.7f, 6.0f},{ 14.1f, 13.3f, 12.0f},{ 30.0f, 28.3f, 25.5f},{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f}}, |
| 590 | {{ 10.6f, 10.0f, 9.0f},{ 21.2f, 20.0f, 18.0f},{ 45.0f, 42.5f, 38.3f},{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f}}, |
| 591 | {{ 14.1f, 13.3f, 12.0f},{ 28.2f, 26.7f, 24.0f},{ 60.0f, 56.7f, 51.0f},{ 137.6f, 130.0f, 117.0f},{ 275.3f, 260.0f, 234.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 592 | {{ 21.2f, 20.0f, 18.0f},{ 42.4f, 40.0f, 36.0f},{ 90.0f, 85.0f, 76.5f},{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f}}, |
| 593 | {{ 28.2f, 26.7f, 24.0f},{ 56.5f, 53.3f, 48.0f},{ 120.0f, 113.3f, 102.0f},{ 275.3f, 260.0f, 234.0f},{ 550.6f, 520.0f, 468.0f},{ 1152.9f, 1088.9f, 980.0f}}, |
| 594 | {{ 31.8f, 30.0f, 27.0f},{ 63.5f, 60.0f, 54.0f},{ 135.0f, 127.5f, 114.8f},{ 309.7f, 292.5f, 263.3f},{ 619.4f, 585.0f, 526.5f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 595 | {{ 35.3f, 33.3f, 30.0f},{ 70.6f, 66.7f, 60.0f},{ 150.0f, 141.7f, 127.5f},{ 344.1f, 325.0f, 292.5f},{ 688.2f, 650.0f, 585.0f},{ 1441.2f, 1361.1f, 1225.0f}}, |
| 596 | {{ 42.4f, 40.0f, 36.0f},{ 84.7f, 80.0f, 72.0f},{ 180.0f, 170.0f, 153.0f},{ 412.9f, 390.0f, 351.0f},{ 825.9f, 780.0f, 702.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 597 | {{ 47.1f, 44.4f, 40.0f},{ 94.1f, 88.9f, 80.0f},{ 200.0f, 188.9f, 170.0f},{ 458.8f, 433.3f, 390.0f},{ 917.6f, 866.7f, 780.0f},{ 1921.6f, 1814.8f, 1633.3f}}, |
| 598 | {{ 52.9f, 50.0f, 45.0f},{ 105.9f, 100.0f, 90.0f},{ 225.0f, 212.5f, 191.3f},{ 516.2f, 487.5f, 438.8f},{ 1032.4f, 975.0f, 877.5f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 599 | {{ 58.8f, 55.6f, 50.0f},{ 117.6f, 111.1f, 100.0f},{ 250.0f, 236.1f, 212.5f},{ 573.5f, 541.7f, 487.5f},{ 1147.1f, 1083.3f, 975.0f},{ 2402.0f, 2268.5f, 2041.7f}} |
| 600 | },{ |
| 601 | {{ 4.4f, 4.2f, 3.8f},{ 8.8f, 8.3f, 7.5f},{ 18.8f, 17.7f, 15.9f},{ 43.0f, 40.6f, 36.6f},{ 86.0f, 81.3f, 73.1f},{ 180.1f, 170.1f, 153.1f}}, |
| 602 | {{ 8.8f, 8.3f, 7.5f},{ 17.6f, 16.7f, 15.0f},{ 37.5f, 35.4f, 31.9f},{ 86.0f, 81.3f, 73.1f},{ 172.1f, 162.5f, 146.3f},{ 360.3f, 340.3f, 306.3f}}, |
| 603 | {{ 13.2f, 12.5f, 11.3f},{ 26.5f, 25.0f, 22.5f},{ 56.3f, 53.1f, 47.8f},{ 129.0f, 121.9f, 109.7f},{ 258.1f, 243.8f, 219.4f},{ 540.4f, 510.4f, 459.4f}}, |
| 604 | {{ 17.6f, 16.7f, 15.0f},{ 35.3f, 33.3f, 30.0f},{ 75.0f, 70.8f, 63.8f},{ 172.1f, 162.5f, 146.3f},{ 344.1f, 325.0f, 292.5f},{ 720.6f, 680.6f, 612.5f}}, |
| 605 | {{ 26.5f, 25.0f, 22.5f},{ 52.9f, 50.0f, 45.0f},{ 112.5f, 106.3f, 95.6f},{ 258.1f, 243.8f, 219.4f},{ 516.2f, 487.5f, 438.8f},{ 1080.9f, 1020.8f, 918.8f}}, |
| 606 | {{ 35.3f, 33.3f, 30.0f},{ 70.6f, 66.7f, 60.0f},{ 150.0f, 141.7f, 127.5f},{ 344.1f, 325.0f, 292.5f},{ 688.2f, 650.0f, 585.0f},{ 1441.2f, 1361.1f, 1225.0f}}, |
| 607 | {{ 39.7f, 37.5f, 33.8f},{ 79.4f, 75.0f, 67.5f},{ 168.8f, 159.4f, 143.4f},{ 387.1f, 365.6f, 329.1f},{ 774.3f, 731.3f, 658.1f},{ 1621.3f, 1531.3f, 1378.1f}}, |
| 608 | {{ 44.1f, 41.7f, 37.5f},{ 88.2f, 83.3f, 75.0f},{ 187.5f, 177.1f, 159.4f},{ 430.1f, 406.3f, 365.6f},{ 860.3f, 812.5f, 731.3f},{ 1801.5f, 1701.4f, 1531.3f}}, |
| 609 | {{ 52.9f, 50.0f, 45.0f},{ 105.9f, 100.0f, 90.0f},{ 225.0f, 212.5f, 191.3f},{ 516.2f, 487.5f, 438.8f},{ 1032.4f, 975.0f, 877.5f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 610 | {{ 58.8f, 55.6f, 50.0f},{ 117.6f, 111.1f, 100.0f},{ 250.0f, 236.1f, 212.5f},{ 573.5f, 541.7f, 487.5f},{ 1147.1f, 1083.3f, 975.0f},{ 2402.0f, 2268.5f, 2041.7f}}, |
| 611 | {{ 66.2f, 62.5f, 56.3f},{ 132.4f, 125.0f, 112.5f},{ 281.3f, 265.6f, 239.1f},{ 645.2f, 609.4f, 548.4f},{ 1290.4f, 1218.8f, 1096.9f},{ 2702.2f, 2552.1f, 2296.9f}}, |
| 612 | {{ 73.5f, 69.4f, 62.5f},{ 147.1f, 138.9f, 125.0f},{ 312.5f, 295.1f, 265.6f},{ 716.9f, 677.1f, 609.4f},{ 1433.8f, 1354.2f, 1218.8f},{ 3002.5f, 2835.6f, 2552.1f}} |
| 613 | },{ |
| 614 | {{ 5.3f, 5.0f, 4.5f},{ 10.6f, 10.0f, 9.0f},{ 22.5f, 21.3f, 19.1f},{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f}}, |
| 615 | {{ 10.6f, 10.0f, 9.0f},{ 21.2f, 20.0f, 18.0f},{ 45.0f, 42.5f, 38.3f},{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f}}, |
| 616 | {{ 15.9f, 15.0f, 13.5f},{ 31.8f, 30.0f, 27.0f},{ 67.5f, 63.8f, 57.4f},{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f}}, |
| 617 | {{ 21.2f, 20.0f, 18.0f},{ 42.4f, 40.0f, 36.0f},{ 90.0f, 85.0f, 76.5f},{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f}}, |
| 618 | {{ 31.8f, 30.0f, 27.0f},{ 63.5f, 60.0f, 54.0f},{ 135.0f, 127.5f, 114.8f},{ 309.7f, 292.5f, 263.3f},{ 619.4f, 585.0f, 526.5f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 619 | {{ 42.4f, 40.0f, 36.0f},{ 84.7f, 80.0f, 72.0f},{ 180.0f, 170.0f, 153.0f},{ 412.9f, 390.0f, 351.0f},{ 825.9f, 780.0f, 702.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 620 | {{ 47.6f, 45.0f, 40.5f},{ 95.3f, 90.0f, 81.0f},{ 202.5f, 191.3f, 172.1f},{ 464.6f, 438.8f, 394.9f},{ 929.1f, 877.5f, 789.8f},{ 1945.6f, 1837.5f, 1653.8f}}, |
| 621 | {{ 52.9f, 50.0f, 45.0f},{ 105.9f, 100.0f, 90.0f},{ 225.0f, 212.5f, 191.3f},{ 516.2f, 487.5f, 438.8f},{ 1032.4f, 975.0f, 877.5f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 622 | {{ 63.5f, 60.0f, 54.0f},{ 127.1f, 120.0f, 108.0f},{ 270.0f, 255.0f, 229.5f},{ 619.4f, 585.0f, 526.5f},{ 1238.8f, 1170.0f, 1053.0f},{ 2594.1f, 2450.0f, 2205.0f}}, |
| 623 | {{ 70.6f, 66.7f, 60.0f},{ 141.2f, 133.3f, 120.0f},{ 300.0f, 283.3f, 255.0f},{ 688.2f, 650.0f, 585.0f},{ 1376.5f, 1300.0f, 1170.0f},{ 2882.4f, 2722.2f, 2450.0f}}, |
| 624 | {{ 79.4f, 75.0f, 67.5f},{ 158.8f, 150.0f, 135.0f},{ 337.5f, 318.8f, 286.9f},{ 774.3f, 731.3f, 658.1f},{ 1548.5f, 1462.5f, 1316.3f},{ 3242.6f, 3062.5f, 2756.3f}}, |
| 625 | {{ 88.2f, 83.3f, 75.0f},{ 176.5f, 166.7f, 150.0f},{ 375.0f, 354.2f, 318.8f},{ 860.3f, 812.5f, 731.3f},{ 1720.6f, 1625.0f, 1462.5f},{ 3602.9f, 3402.8f, 3062.5f}} |
| 626 | },{ |
| 627 | {{ 6.2f, 5.8f, 5.3f},{ 12.4f, 11.7f, 10.5f},{ 26.3f, 24.8f, 22.3f},{ 60.2f, 56.9f, 51.2f},{ 120.4f, 113.8f, 102.4f},{ 252.2f, 238.2f, 214.4f}}, |
| 628 | {{ 12.4f, 11.7f, 10.5f},{ 24.7f, 23.3f, 21.0f},{ 52.5f, 49.6f, 44.6f},{ 120.4f, 113.8f, 102.4f},{ 240.9f, 227.5f, 204.8f},{ 504.4f, 476.4f, 428.8f}}, |
| 629 | {{ 18.5f, 17.5f, 15.8f},{ 37.1f, 35.0f, 31.5f},{ 78.8f, 74.4f, 66.9f},{ 180.7f, 170.6f, 153.6f},{ 361.3f, 341.3f, 307.1f},{ 756.6f, 714.6f, 643.1f}}, |
| 630 | {{ 24.7f, 23.3f, 21.0f},{ 49.4f, 46.7f, 42.0f},{ 105.0f, 99.2f, 89.3f},{ 240.9f, 227.5f, 204.8f},{ 481.8f, 455.0f, 409.5f},{ 1008.8f, 952.8f, 857.5f}}, |
| 631 | {{ 37.1f, 35.0f, 31.5f},{ 74.1f, 70.0f, 63.0f},{ 157.5f, 148.8f, 133.9f},{ 361.3f, 341.3f, 307.1f},{ 722.6f, 682.5f, 614.3f},{ 1513.2f, 1429.2f, 1286.3f}}, |
| 632 | {{ 49.4f, 46.7f, 42.0f},{ 98.8f, 93.3f, 84.0f},{ 210.0f, 198.3f, 178.5f},{ 481.8f, 455.0f, 409.5f},{ 963.5f, 910.0f, 819.0f},{ 2017.6f, 1905.6f, 1715.0f}}, |
| 633 | {{ 55.6f, 52.5f, 47.3f},{ 111.2f, 105.0f, 94.5f},{ 236.3f, 223.1f, 200.8f},{ 542.0f, 511.9f, 460.7f},{ 1084.0f, 1023.8f, 921.4f},{ 2269.9f, 2143.8f, 1929.4f}}, |
| 634 | {{ 61.8f, 58.3f, 52.5f},{ 123.5f, 116.7f, 105.0f},{ 262.5f, 247.9f, 223.1f},{ 602.2f, 568.8f, 511.9f},{ 1204.4f, 1137.5f, 1023.8f},{ 2522.1f, 2381.9f, 2143.8f}}, |
| 635 | {{ 74.1f, 70.0f, 63.0f},{ 148.2f, 140.0f, 126.0f},{ 315.0f, 297.5f, 267.8f},{ 722.6f, 682.5f, 614.3f},{ 1445.3f, 1365.0f, 1228.5f},{ 3026.5f, 2858.3f, 2572.5f}}, |
| 636 | {{ 82.4f, 77.8f, 70.0f},{ 164.7f, 155.6f, 140.0f},{ 350.0f, 330.6f, 297.5f},{ 802.9f, 758.3f, 682.5f},{ 1605.9f, 1516.7f, 1365.0f},{ 3362.7f, 3175.9f, 2858.3f}}, |
| 637 | {{ 92.6f, 87.5f, 78.8f},{ 185.3f, 175.0f, 157.5f},{ 393.8f, 371.9f, 334.7f},{ 903.3f, 853.1f, 767.8f},{ 1806.6f, 1706.3f, 1535.6f},{ 3783.1f, 3572.9f, 3215.6f}}, |
| 638 | {{ 102.9f, 97.2f, 87.5f},{ 205.9f, 194.4f, 175.0f},{ 437.5f, 413.2f, 371.9f},{ 1003.7f, 947.9f, 853.1f},{ 2007.4f, 1895.8f, 1706.3f},{ 4203.4f, 3969.9f, 3572.9f}} |
| 639 | },{ |
| 640 | {{ 7.1f, 6.7f, 6.0f},{ 14.1f, 13.3f, 12.0f},{ 30.0f, 28.3f, 25.5f},{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f}}, |
| 641 | {{ 14.1f, 13.3f, 12.0f},{ 28.2f, 26.7f, 24.0f},{ 60.0f, 56.7f, 51.0f},{ 137.6f, 130.0f, 117.0f},{ 275.3f, 260.0f, 234.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 642 | {{ 21.2f, 20.0f, 18.0f},{ 42.4f, 40.0f, 36.0f},{ 90.0f, 85.0f, 76.5f},{ 206.5f, 195.0f, 175.5f},{ 412.9f, 390.0f, 351.0f},{ 864.7f, 816.7f, 735.0f}}, |
| 643 | {{ 28.2f, 26.7f, 24.0f},{ 56.5f, 53.3f, 48.0f},{ 120.0f, 113.3f, 102.0f},{ 275.3f, 260.0f, 234.0f},{ 550.6f, 520.0f, 468.0f},{ 1152.9f, 1088.9f, 980.0f}}, |
| 644 | {{ 42.4f, 40.0f, 36.0f},{ 84.7f, 80.0f, 72.0f},{ 180.0f, 170.0f, 153.0f},{ 412.9f, 390.0f, 351.0f},{ 825.9f, 780.0f, 702.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 645 | {{ 56.5f, 53.3f, 48.0f},{ 112.9f, 106.7f, 96.0f},{ 240.0f, 226.7f, 204.0f},{ 550.6f, 520.0f, 468.0f},{ 1101.2f, 1040.0f, 936.0f},{ 2305.9f, 2177.8f, 1960.0f}}, |
| 646 | {{ 63.5f, 60.0f, 54.0f},{ 127.1f, 120.0f, 108.0f},{ 270.0f, 255.0f, 229.5f},{ 619.4f, 585.0f, 526.5f},{ 1238.8f, 1170.0f, 1053.0f},{ 2594.1f, 2450.0f, 2205.0f}}, |
| 647 | {{ 70.6f, 66.7f, 60.0f},{ 141.2f, 133.3f, 120.0f},{ 300.0f, 283.3f, 255.0f},{ 688.2f, 650.0f, 585.0f},{ 1376.5f, 1300.0f, 1170.0f},{ 2882.4f, 2722.2f, 2450.0f}}, |
| 648 | {{ 84.7f, 80.0f, 72.0f},{ 169.4f, 160.0f, 144.0f},{ 360.0f, 340.0f, 306.0f},{ 825.9f, 780.0f, 702.0f},{ 1651.8f, 1560.0f, 1404.0f},{ 3458.8f, 3266.7f, 2940.0f}}, |
| 649 | {{ 94.1f, 88.9f, 80.0f},{ 188.2f, 177.8f, 160.0f},{ 400.0f, 377.8f, 340.0f},{ 917.6f, 866.7f, 780.0f},{ 1835.3f, 1733.3f, 1560.0f},{ 3843.1f, 3629.6f, 3266.7f}}, |
| 650 | {{ 105.9f, 100.0f, 90.0f},{ 211.8f, 200.0f, 180.0f},{ 450.0f, 425.0f, 382.5f},{ 1032.4f, 975.0f, 877.5f},{ 2064.7f, 1950.0f, 1755.0f},{ 4323.5f, 4083.3f, 3675.0f}}, |
| 651 | {{ 117.6f, 111.1f, 100.0f},{ 235.3f, 222.2f, 200.0f},{ 500.0f, 472.2f, 425.0f},{ 1147.1f, 1083.3f, 975.0f},{ 2294.1f, 2166.7f, 1950.0f},{ 4803.9f, 4537.0f, 4083.3f}} |
| 652 | } |
| 653 | |
| 654 | }; |
| 655 | |
| 656 | /* |
| 657 | * Calculates 802.11ax HE SU data rate corresponding to a given 802.11ax MCS index, |
| 658 | * bandwidth, and guard interval. |
| 659 | */ |
| 660 | static float ieee80211_he_mu_ofdma_rate(unsigned nsts, unsigned mcs, unsigned ru, unsigned gi) |
| 661 | { |
| 662 | float rate=0.0; |
| 663 | if ( ((nsts-1) < HE_MAX_NSTS8) && (mcs < HE_MAX_MCS12) && ( (ru-4) < HE_MU_MAX_RU6) && ( gi < HE_MAX_GI3 ) ) { |
| 664 | rate = he_mu_ofdma_tab[nsts-1][mcs][ru-4][gi]; |
| 665 | } |
| 666 | return rate; |
| 667 | } |
| 668 | |
| 669 | /* |
| 670 | * EHT MCS rate table converted from http://mcsindex.net |
| 671 | * indexed by (MCS,BW,GI) |
| 672 | * Covering only upto 4x996-tone-RU/320MHz, Additional RUs and Punctured modes not added yet. |
| 673 | * For higher # of spatial streams, the rate will be computed based on the 1SS rates below. |
| 674 | * The resultant error in rate computation remains within a maximum of +/- 0.5 Mbps from corresponding static table rates. |
| 675 | */ |
| 676 | #define EHT_MAX_NSTS8 8 |
| 677 | #define EHT_MAX_BW0x7 + 1 IEEE80211_RADIOTAP_EHT_RU_4_TIMES_9940x7 + 1 |
| 678 | #define EHT_MAX_GI3 3 |
| 679 | static float eht_mcs_tab[EHT_MAX_MCS16][EHT_MAX_BW0x7 + 1][EHT_MAX_GI3] = { |
| 680 | /* ru-26 | ru-52 | ru-106 | ru-242 / 20 MHz | ru-484 / 40 MHz | ru-996 / 80 MHz | 2 * ru-996 / 160 MHz | 4 * ru-996 / 320 MHz */ |
| 681 | {{ 0.9f, 0.8f, 0.8f},{ 1.8f, 1.7f, 1.5f},{ 3.8f, 3.5f, 3.2f},{ 8.6f, 8.1f, 7.3f},{ 17.2f, 16.3f, 14.6f},{ 36.0f, 34.0f, 30.6f},{ 72.1f, 68.1f, 61.3f},{ 144.1f, 136.1f, 122.5f}}, |
| 682 | {{ 1.8f, 1.7f, 1.5f},{ 3.5f, 3.3f, 3.0f},{ 7.5f, 7.1f, 6.4f},{ 17.2f, 16.3f, 14.6f},{ 34.4f, 32.5f, 29.3f},{ 72.1f, 68.1f, 61.3f},{ 144.1f, 136.1f, 122.5f},{ 288.2f, 272.2f, 245.0f}}, |
| 683 | {{ 2.6f, 2.5f, 2.3f},{ 5.3f, 5.0f, 4.5f},{ 11.3f, 10.6f, 9.6f},{ 25.8f, 24.4f, 21.9f},{ 51.6f, 48.8f, 43.9f},{ 108.1f, 102.1f, 91.9f},{ 216.2f, 204.2f, 183.8f},{ 432.4f, 408.3f, 367.5f}}, |
| 684 | {{ 3.5f, 3.3f, 3.0f},{ 7.1f, 6.7f, 6.0f},{ 15.0f, 14.2f, 12.8f},{ 34.4f, 32.5f, 29.3f},{ 68.8f, 65.0f, 58.5f},{ 144.1f, 136.1f, 122.5f},{ 288.2f, 272.2f, 245.0f},{ 576.5f, 544.4f, 490.0f}}, |
| 685 | {{ 5.3f, 5.0f, 4.5f},{ 10.6f, 10.0f, 9.0f},{ 22.5f, 21.3f, 19.1f},{ 51.6f, 48.8f, 43.9f},{ 103.2f, 97.5f, 87.8f},{ 216.2f, 204.2f, 183.8f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f}}, |
| 686 | {{ 7.1f, 6.7f, 6.0f},{ 14.1f, 13.3f, 12.0f},{ 30.0f, 28.3f, 25.5f},{ 68.8f, 65.0f, 58.5f},{ 137.6f, 130.0f, 117.0f},{ 288.2f, 272.2f, 245.0f},{ 576.5f, 544.4f, 490.0f},{ 1152.9f, 1088.9f, 980.0f}}, |
| 687 | {{ 7.9f, 7.5f, 6.8f},{ 15.9f, 15.0f, 13.5f},{ 33.8f, 31.9f, 28.7f},{ 77.4f, 73.1f, 65.8f},{ 154.9f, 146.3f, 131.6f},{ 324.3f, 306.3f, 275.6f},{ 648.5f, 612.5f, 551.3f},{ 1297.1f, 1225.0f, 1102.5f}}, |
| 688 | {{ 8.8f, 8.3f, 7.5f},{ 17.6f, 16.7f, 15.0f},{ 37.5f, 35.4f, 31.9f},{ 86.0f, 81.3f, 73.1f},{ 172.1f, 162.5f, 146.3f},{ 360.3f, 340.3f, 306.3f},{ 720.6f, 680.6f, 612.5f},{ 1441.2f, 1361.1f, 1225.0f}}, |
| 689 | {{ 10.6f, 10.0f, 9.0f},{ 21.2f, 20.0f, 18.0f},{ 45.0f, 42.5f, 38.3f},{ 103.2f, 97.5f, 87.8f},{ 206.5f, 195.0f, 175.5f},{ 432.4f, 408.3f, 367.5f},{ 864.7f, 816.7f, 735.0f},{ 1729.4f, 1633.3f, 1470.0f}}, |
| 690 | {{ 11.8f, 11.1f, 10.0f},{ 23.5f, 22.2f, 20.0f},{ 50.0f, 47.2f, 42.5f},{ 114.7f, 108.3f, 97.5f},{ 229.4f, 216.7f, 195.0f},{ 480.4f, 453.7f, 408.3f},{ 960.8f, 907.4f, 816.7f},{ 1921.6f, 1814.8f, 1633.3f}}, |
| 691 | {{ 13.2f, 12.5f, 11.3f},{ 26.5f, 25.0f, 22.5f},{ 56.3f, 53.1f, 47.8f},{ 129.0f, 121.9f, 109.7f},{ 258.1f, 243.8f, 219.4f},{ 540.4f, 510.4f, 459.4f},{ 1080.9f, 1020.8f, 918.8f},{ 2161.8f, 2041.7f, 1837.5f}}, |
| 692 | {{ 14.7f, 13.9f, 12.5f},{ 29.4f, 27.8f, 25.0f},{ 62.5f, 59.0f, 53.1f},{ 143.4f, 135.4f, 121.9f},{ 286.8f, 270.8f, 243.8f},{ 600.5f, 567.1f, 510.4f},{ 1201.0f, 1134.3f, 1020.8f},{ 2402.0f, 2268.5f, 2041.7f}}, |
| 693 | {{ 15.9f, 15.0f, 13.5f},{ 31.8f, 30.0f, 27.0f},{ 67.5f, 63.8f, 57.4f},{ 154.9f, 146.3f, 131.6f},{ 309.7f, 292.5f, 263.3f},{ 648.5f, 612.5f, 551.3f},{ 1297.1f, 1225.0f, 1102.5f},{ 2594.1f, 2450.0f, 2205.0f}}, |
| 694 | {{ 17.6f, 16.7f, 15.0f},{ 35.3f, 33.3f, 30.0f},{ 75.0f, 70.8f, 63.8f},{ 172.1f, 162.5f, 146.3f},{ 344.1f, 325.0f, 292.5f},{ 720.6f, 680.6f, 612.5f},{ 1441.2f, 1361.1f, 1225.0f},{ 2882.4f, 2722.2f, 2450.0f}}, |
| 695 | {{ 0.0f, 0.0f, 0.0f},{ 0.0f, 0.0f, 0.0f},{ 0.0f, 0.0f, 0.0f},{ 0.0f, 0.0f, 0.0f},{ 0.0f, 0.0f, 0.0f},{ 8.6f, 8.1f, 7.3f},{ 18.0f, 17.0f, 15.3f},{ 36.0f, 34.0f, 30.6f}}, |
| 696 | {{ 0.4f, 0.4f, 0.4f},{ 0.9f, 0.8f, 0.8f},{ 1.8f, 1.7f, 1.6f},{ 4.3f, 4.0f, 3.6f},{ 8.6f, 8.1f, 7.3f},{ 18.0f, 17.0f, 15.3f},{ 36.0f, 34.0f, 30.6f},{ 72.1f, 68.1f, 61.3f}} |
| 697 | }; |
| 698 | |
| 699 | |
| 700 | /* |
| 701 | * Calculates 802.11be EHT data rate corresponding to a given 802.11be MCS index, |
| 702 | * ru-size/bandwidth, guard interval and number of spatial streams. |
| 703 | */ |
| 704 | static float ieee80211_eht_rate(unsigned nsts, unsigned mcs, unsigned bw, unsigned gi) |
| 705 | { |
| 706 | float rate=0.0; |
| 707 | if ( ((nsts-1) < EHT_MAX_NSTS8) && (mcs < EHT_MAX_MCS16) && (bw < EHT_MAX_BW0x7 + 1) && (gi < EHT_MAX_GI3) ) { |
| 708 | rate = eht_mcs_tab[mcs][bw][gi] * nsts; |
| 709 | } |
| 710 | return rate; |
| 711 | } |
| 712 | |
| 713 | static int ett_wlan_radio; |
| 714 | static int ett_wlan_radio_11ac_user; |
| 715 | static int ett_wlan_radio_duration; |
| 716 | static int ett_wlan_radio_aggregate; |
| 717 | static int ett_wlan_radio_11be_user; |
| 718 | |
| 719 | /* previous frame details, for aggregate detection */ |
| 720 | struct previous_frame_info { |
| 721 | bool_Bool has_tsf_timestamp; |
| 722 | uint64_t tsf_timestamp; |
| 723 | unsigned phy; |
| 724 | union ieee_802_11_phy_info phy_info; |
| 725 | unsigned prev_length; |
| 726 | struct wlan_radio *radio_info; |
| 727 | }; |
| 728 | |
| 729 | static struct previous_frame_info previous_frame; |
| 730 | static struct aggregate *current_aggregate; |
| 731 | static wmem_list_t *agg_tracker_list; |
| 732 | |
| 733 | static unsigned calculate_11n_duration(unsigned frame_length, |
| 734 | struct ieee_802_11n* info_n, |
| 735 | int stbc_streams) |
| 736 | { |
| 737 | unsigned bits; |
| 738 | unsigned bits_per_symbol; |
| 739 | unsigned Mstbc; |
| 740 | unsigned symbols; |
| 741 | |
| 742 | /* data field calculation */ |
| 743 | if (1) { |
| 744 | /* see ieee80211n-2009 20.3.11 (20-32) - for BCC FEC */ |
| 745 | bits = 8 * frame_length + 16 + ieee80211_ht_Nes[info_n->mcs_index] * 6; |
| 746 | Mstbc = stbc_streams ? 2 : 1; |
| 747 | bits_per_symbol = ieee80211_ht_Dbps[info_n->mcs_index] * |
| 748 | (info_n->bandwidth == PHDR_802_11_BANDWIDTH_40_MHZ1 ? 2 : 1); |
| 749 | symbols = bits / (bits_per_symbol * Mstbc); |
| 750 | } else { |
| 751 | /* TODO: handle LDPC FEC, it changes the rounding */ |
| 752 | } |
| 753 | /* round up to whole symbols */ |
| 754 | if ((bits % (bits_per_symbol * Mstbc)) > 0) |
| 755 | symbols++; |
| 756 | |
| 757 | symbols *= Mstbc; |
| 758 | return (symbols * (info_n->short_gi ? 36 : 40) + 5) / 10; |
| 759 | } |
| 760 | |
| 761 | /* TODO: this is a crude quick hack, need proper calculation of bits/symbols/FEC/etc */ |
| 762 | static unsigned calculate_11ac_duration(unsigned frame_length, float data_rate) |
| 763 | { |
| 764 | unsigned bits = 8 * frame_length + 16; |
| 765 | return (unsigned) (bits / data_rate); |
| 766 | } |
| 767 | |
| 768 | static void adjust_agg_tsf(void *data, void *user_data) |
| 769 | { |
| 770 | struct wlan_radio *wlan_radio_info = (struct wlan_radio *)data; |
| 771 | uint64_t *ppdu_start = (uint64_t *)user_data; |
| 772 | |
| 773 | wlan_radio_info->start_tsf += (*ppdu_start); |
| 774 | wlan_radio_info->end_tsf += (*ppdu_start); |
| 775 | if (wlan_radio_info->prior_aggregate_data == 0) |
| 776 | wlan_radio_info->ifs += (*ppdu_start); |
| 777 | } |
| 778 | |
| 779 | /* |
| 780 | * Dissect 802.11 pseudo-header containing radio information. |
| 781 | */ |
| 782 | static void |
| 783 | dissect_wlan_radio_phdr(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, struct ieee_802_11_phdr *phdr) |
| 784 | { |
| 785 | proto_item *ti; |
| 786 | proto_tree *radio_tree; |
| 787 | float data_rate = 0.0f; |
| 788 | bool_Bool have_data_rate = false0; |
| 789 | bool_Bool has_short_preamble = false0; |
| 790 | bool_Bool short_preamble = true1; |
| 791 | unsigned bandwidth = 0; |
| 792 | bool_Bool can_calculate_rate = false0; |
| 793 | proto_item *p_item; |
| 794 | |
| 795 | unsigned frame_length = tvb_reported_length(tvb); /* length of 802.11 frame data */ |
| 796 | |
| 797 | /* durations in microseconds */ |
| 798 | unsigned preamble = 0, agg_preamble = 0; /* duration of plcp */ |
| 799 | bool_Bool have_duration = false0; |
| 800 | unsigned duration = 0; /* duration of whole frame (plcp + mac data + any trailing parts) */ |
| 801 | unsigned prior_duration = 0; /* duration of previous part of aggregate */ |
| 802 | |
| 803 | struct wlan_radio *wlan_radio_info; |
| 804 | int phy = phdr->phy; |
| 805 | union ieee_802_11_phy_info *phy_info = &phdr->phy_info; |
| 806 | |
| 807 | col_set_str(pinfo->cinfo, COL_PROTOCOL, "Radio"); |
| 808 | col_clear(pinfo->cinfo, COL_INFO); |
| 809 | |
| 810 | /* Calculate the data rate, if we have the necessary data */ |
| 811 | if (phdr->has_data_rate) { |
| 812 | data_rate = phdr->data_rate * 0.5f; |
| 813 | have_data_rate = true1; |
| 814 | } |
| 815 | |
| 816 | /* this is the first time we are looking at this frame during a |
| 817 | * capture dissection, so we know the dissection is done in |
| 818 | * frame order (subsequent dissections may be random access) */ |
| 819 | if (!pinfo->fd->visited) { |
| 820 | wlan_radio_info = wmem_new0(wmem_file_scope(), struct wlan_radio)((struct wlan_radio*)wmem_alloc0((wmem_file_scope()), sizeof( struct wlan_radio))); |
| 821 | p_add_proto_data(wmem_file_scope(), pinfo, proto_wlan_radio, 0, wlan_radio_info); |
| 822 | |
| 823 | /* A-MPDU / aggregate detection |
| 824 | * Different generators need different detection algorithms |
| 825 | * One common pattern is to report all subframes in the aggregate with the same |
| 826 | * tsf, referenced to the start of the AMPDU (Broadcom). Another pattern is to |
| 827 | * report the tsf on the first subframe, then tsf=0 for the rest of the subframes |
| 828 | * (Intel). |
| 829 | * Another pattern is to report TSF = -1 for all frames but the last, and the |
| 830 | * last has the tsf referenced to the end of the PPDU. (QCA) |
| 831 | */ |
| 832 | /* TODO: add code to work around problem with captures from Macbooks where |
| 833 | * aggregate subframes frames with FCS errors sometimes have incorrect |
| 834 | * PHY information. |
| 835 | */ |
| 836 | if (pinfo->fd->num > 1 && |
| 837 | (phdr->phy == PHDR_802_11_PHY_11N7 || phdr->phy == PHDR_802_11_PHY_11AC8) && |
| 838 | phdr->phy == previous_frame.phy && |
| 839 | phdr->has_tsf_timestamp && previous_frame.has_tsf_timestamp && |
| 840 | (phdr->tsf_timestamp == previous_frame.tsf_timestamp || /* find matching TSFs */ |
| 841 | (!current_aggregate && previous_frame.tsf_timestamp && phdr->tsf_timestamp == 0) || /* Intel detect second frame */ |
| 842 | (previous_frame.tsf_timestamp == UINT64_MAX(18446744073709551615UL)) /* QCA, detect last frame */ |
| 843 | )) { |
| 844 | /* we're in an aggregate */ |
| 845 | if (!current_aggregate) { |
| 846 | /* this is the second frame in an aggregate |
| 847 | * where we first detect the aggregate */ |
| 848 | current_aggregate = wmem_new0(wmem_file_scope(), struct aggregate)((struct aggregate*)wmem_alloc0((wmem_file_scope()), sizeof(struct aggregate))); |
| 849 | current_aggregate->phy = previous_frame.phy; |
| 850 | current_aggregate->phy_info = previous_frame.phy_info; |
| 851 | |
| 852 | /* go back to the first frame in the aggregate, |
| 853 | * and mark it as part of this aggregate */ |
| 854 | if (previous_frame.radio_info != NULL((void*)0)) |
| 855 | previous_frame.radio_info->aggregate = current_aggregate; |
| 856 | } |
| 857 | wlan_radio_info->aggregate = current_aggregate; |
| 858 | |
| 859 | /* accumulate the length of the prior subframes in the aggregate. |
| 860 | * Round up previous frame length (padding) */ |
| 861 | if (previous_frame.prev_length % 4 != 0) { |
| 862 | previous_frame.prev_length = (previous_frame.prev_length | 3) + 1; |
| 863 | } |
| 864 | /* Also add the MPDU delimiter length */ |
| 865 | previous_frame.prev_length += 4; |
| 866 | /* TODO: add padding to meet minimum subframe timing constraint */ |
| 867 | wlan_radio_info->prior_aggregate_data = previous_frame.prev_length; |
| 868 | previous_frame.prev_length += frame_length; |
| 869 | |
| 870 | /* work around macbook/QCA FCS error frame PHY rate bug here |
| 871 | * Some Macbook generators and some QCA generators erroneously report |
| 872 | * low PHY rates for some subframes within an aggregate that have FCS errors. |
| 873 | * All subframes must have the same PHY rate. |
| 874 | * Here we take the highest reported rate for the aggregate. */ |
| 875 | switch (phdr->phy) { |
| 876 | case PHDR_802_11_PHY_11N7: |
| 877 | { |
| 878 | struct ieee_802_11n *info_n = &phy_info->info_11n; |
| 879 | struct ieee_802_11n *agg_info_n = ¤t_aggregate->phy_info.info_11n; |
| 880 | |
| 881 | if (info_n->has_mcs_index && agg_info_n->has_mcs_index && |
| 882 | info_n->mcs_index > agg_info_n->mcs_index) |
| 883 | current_aggregate->phy_info = *phy_info; |
| 884 | } |
| 885 | break; |
| 886 | |
| 887 | case PHDR_802_11_PHY_11AC8: |
| 888 | { |
| 889 | struct ieee_802_11ac *info_ac = &phy_info->info_11ac; |
| 890 | struct ieee_802_11ac *agg_info_ac = ¤t_aggregate->phy_info.info_11ac; |
| 891 | |
| 892 | if (info_ac->mcs[0] > agg_info_ac->mcs[0]) |
| 893 | current_aggregate->phy_info = *phy_info; |
| 894 | } |
| 895 | break; |
| 896 | } |
| 897 | /* TODO record a warning if the PHY rate does not match the aggregate */ |
| 898 | phy = current_aggregate->phy; |
| 899 | phy_info = ¤t_aggregate->phy_info; |
| 900 | } else { |
| 901 | current_aggregate = NULL((void*)0); |
| 902 | previous_frame.prev_length = frame_length; |
| 903 | } |
| 904 | previous_frame.has_tsf_timestamp = phdr->has_tsf_timestamp; |
| 905 | previous_frame.tsf_timestamp = phdr->tsf_timestamp; |
| 906 | previous_frame.phy = phdr->phy; |
| 907 | previous_frame.phy_info = phdr->phy_info; |
| 908 | } else { |
| 909 | /* this frame has already been seen, so get its info structure */ |
| 910 | wlan_radio_info = (struct wlan_radio *) p_get_proto_data(wmem_file_scope(), pinfo, proto_wlan_radio, 0); |
| 911 | |
| 912 | if (wlan_radio_info && wlan_radio_info->aggregate) { |
| 913 | phy = wlan_radio_info->aggregate->phy; |
| 914 | phy_info = &wlan_radio_info->aggregate->phy_info; |
| 915 | } |
| 916 | } |
| 917 | |
| 918 | ti = proto_tree_add_item(tree, proto_wlan_radio, tvb, 0, 0, ENC_NA0x00000000); |
| 919 | radio_tree = proto_item_add_subtree (ti, ett_wlan_radio); |
| 920 | |
| 921 | if (phy != PHDR_802_11_PHY_UNKNOWN0) { |
| 922 | proto_tree_add_uint(radio_tree, hf_wlan_radio_phy, tvb, 0, 0, phy); |
| 923 | |
| 924 | switch (phy) { |
| 925 | |
| 926 | case PHDR_802_11_PHY_11_FHSS1: |
| 927 | { |
| 928 | struct ieee_802_11_fhss *info_fhss = &phy_info->info_11_fhss; |
| 929 | |
| 930 | if (info_fhss->has_hop_set) { |
| 931 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11_fhss_hop_set, tvb, 0, 0, |
| 932 | info_fhss->hop_set); |
| 933 | } |
| 934 | if (info_fhss->has_hop_pattern) { |
| 935 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11_fhss_hop_pattern, tvb, 0, 0, |
| 936 | info_fhss->hop_pattern); |
| 937 | } |
| 938 | if (info_fhss->has_hop_index) { |
| 939 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11_fhss_hop_index, tvb, 0, 0, |
| 940 | info_fhss->hop_index); |
| 941 | } |
| 942 | break; |
| 943 | } |
| 944 | |
| 945 | case PHDR_802_11_PHY_11B4: |
| 946 | { |
| 947 | struct ieee_802_11b *info_b = &phy_info->info_11b; |
| 948 | |
| 949 | has_short_preamble = info_b->has_short_preamble; |
| 950 | |
| 951 | if (has_short_preamble) { |
| 952 | short_preamble = info_b->short_preamble; |
| 953 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_short_preamble, tvb, 0, 0, |
| 954 | short_preamble); |
| 955 | } |
| 956 | break; |
| 957 | } |
| 958 | |
| 959 | case PHDR_802_11_PHY_11A5: |
| 960 | { |
| 961 | struct ieee_802_11a *info_a = &phy_info->info_11a; |
| 962 | |
| 963 | if (info_a->has_channel_type) { |
| 964 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11a_channel_type, tvb, 0, 0, |
| 965 | info_a->channel_type); |
| 966 | } |
| 967 | if (info_a->has_turbo_type) { |
| 968 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11a_turbo_type, tvb, 0, 0, |
| 969 | info_a->turbo_type); |
| 970 | } |
| 971 | break; |
| 972 | } |
| 973 | |
| 974 | case PHDR_802_11_PHY_11G6: |
| 975 | { |
| 976 | struct ieee_802_11g *info_g = &phy_info->info_11g; |
| 977 | |
| 978 | if (info_g->has_mode) { |
| 979 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11g_mode, tvb, 0, 0, |
| 980 | info_g->mode); |
| 981 | } |
| 982 | break; |
| 983 | } |
| 984 | |
| 985 | case PHDR_802_11_PHY_11N7: |
| 986 | { |
| 987 | struct ieee_802_11n *info_n = &phy_info->info_11n; |
| 988 | unsigned bandwidth_40; |
| 989 | |
| 990 | /* |
| 991 | * If we have all the fields needed to look up the data rate, |
| 992 | * do so. |
| 993 | */ |
| 994 | if (info_n->has_mcs_index && |
| 995 | info_n->has_bandwidth && |
| 996 | info_n->has_short_gi) { |
| 997 | bandwidth_40 = (info_n->bandwidth == PHDR_802_11_BANDWIDTH_40_MHZ1) ? 1 : 0; |
| 998 | if (info_n->mcs_index < MAX_MCS_INDEX76) { |
| 999 | data_rate = ieee80211_htrate(info_n->mcs_index, bandwidth_40, info_n->short_gi); |
| 1000 | have_data_rate = true1; |
| 1001 | } |
| 1002 | } |
| 1003 | |
| 1004 | if (info_n->has_mcs_index) { |
| 1005 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11n_mcs_index, tvb, 0, 0, |
| 1006 | info_n->mcs_index); |
| 1007 | } |
| 1008 | |
| 1009 | if (info_n->has_bandwidth) { |
| 1010 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11n_bandwidth, tvb, 0, 0, |
| 1011 | info_n->bandwidth); |
| 1012 | } |
| 1013 | |
| 1014 | if (info_n->has_short_gi) { |
| 1015 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11n_short_gi, tvb, 0, 0, |
| 1016 | info_n->short_gi); |
| 1017 | } |
| 1018 | |
| 1019 | if (info_n->has_greenfield) { |
| 1020 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11n_greenfield, tvb, 0, 0, |
| 1021 | info_n->greenfield); |
| 1022 | } |
| 1023 | |
| 1024 | if (info_n->has_fec) { |
| 1025 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11n_fec, tvb, 0, 0, |
| 1026 | info_n->fec); |
| 1027 | } |
| 1028 | |
| 1029 | if (info_n->has_stbc_streams) { |
| 1030 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11n_stbc_streams, tvb, 0, 0, |
| 1031 | info_n->stbc_streams); |
| 1032 | } |
| 1033 | |
| 1034 | if (info_n->has_ness) { |
| 1035 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11n_ness, tvb, 0, 0, |
| 1036 | info_n->ness); |
| 1037 | } |
| 1038 | } |
| 1039 | break; |
| 1040 | |
| 1041 | case PHDR_802_11_PHY_11AC8: |
| 1042 | { |
| 1043 | struct ieee_802_11ac *info_ac = &phy_info->info_11ac; |
| 1044 | unsigned i; |
| 1045 | |
| 1046 | if (info_ac->has_short_gi) { |
| 1047 | can_calculate_rate = true1; /* well, if we also have the bandwidth */ |
| 1048 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ac_short_gi, tvb, 0, 0, info_ac->short_gi); |
| 1049 | } else { |
| 1050 | can_calculate_rate = false0; /* unknown GI length */ |
| 1051 | } |
| 1052 | |
| 1053 | if (info_ac->has_bandwidth) { |
| 1054 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11ac_bandwidth, tvb, 0, 0, info_ac->bandwidth); |
| 1055 | if (info_ac->bandwidth < G_N_ELEMENTS(ieee80211_vht_bw2rate_index)(sizeof (ieee80211_vht_bw2rate_index) / sizeof ((ieee80211_vht_bw2rate_index )[0]))) |
| 1056 | bandwidth = ieee80211_vht_bw2rate_index[info_ac->bandwidth]; |
| 1057 | else |
| 1058 | can_calculate_rate = false0; /* unknown bandwidth */ |
| 1059 | } else { |
| 1060 | can_calculate_rate = false0; /* no bandwidth */ |
| 1061 | } |
| 1062 | |
| 1063 | if (info_ac->has_stbc) { |
| 1064 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ac_stbc, tvb, 0, 0, |
| 1065 | info_ac->stbc); |
| 1066 | } |
| 1067 | |
| 1068 | if (info_ac->has_txop_ps_not_allowed) { |
| 1069 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ac_txop_ps_not_allowed, tvb, 0, 0, |
| 1070 | info_ac->txop_ps_not_allowed); |
| 1071 | } |
| 1072 | |
| 1073 | if (info_ac->has_short_gi_nsym_disambig) { |
| 1074 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ac_short_gi_nsym_disambig, tvb, 0, 0, |
| 1075 | info_ac->short_gi_nsym_disambig); |
| 1076 | } |
| 1077 | |
| 1078 | if (info_ac->has_ldpc_extra_ofdm_symbol) { |
| 1079 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ac_ldpc_extra_ofdm_symbol, tvb, 0, 0, |
| 1080 | info_ac->ldpc_extra_ofdm_symbol); |
| 1081 | } |
| 1082 | |
| 1083 | if (info_ac->has_beamformed) { |
| 1084 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ac_beamformed, tvb, 0, 0, |
| 1085 | info_ac->beamformed); |
| 1086 | } |
| 1087 | |
| 1088 | for (i = 0; i < 4; i++) { |
| 1089 | |
| 1090 | if (info_ac->nss[i] != 0) { |
| 1091 | proto_item *it; |
| 1092 | proto_tree *user_tree; |
| 1093 | |
| 1094 | it = proto_tree_add_item(radio_tree, hf_wlan_radio_11ac_user, tvb, 0, 0, ENC_NA0x00000000); |
| 1095 | proto_item_append_text(it, " %d: MCS %u", i, info_ac->mcs[i]); |
| 1096 | user_tree = proto_item_add_subtree(it, ett_wlan_radio_11ac_user); |
| 1097 | |
| 1098 | it = proto_tree_add_uint(user_tree, hf_wlan_radio_11ac_mcs, tvb, 0, 0, |
| 1099 | info_ac->mcs[i]); |
| 1100 | if (info_ac->mcs[i] > MAX_MCS_VHT_INDEX9) { |
| 1101 | proto_item_append_text(it, " (invalid)"); |
| 1102 | } else { |
| 1103 | proto_item_append_text(it, " (%s %s)", |
| 1104 | ieee80211_mcsinfo[info_ac->mcs[i]].modulation, |
| 1105 | ieee80211_mcsinfo[info_ac->mcs[i]].coding_rate); |
| 1106 | } |
| 1107 | |
| 1108 | proto_tree_add_uint(user_tree, hf_wlan_radio_11ac_nss, tvb, 0, 0, info_ac->nss[i]); |
| 1109 | /* |
| 1110 | * If we don't know whether space-time block coding is being |
| 1111 | * used, we don't know the number of space-time streams. |
| 1112 | */ |
| 1113 | if (info_ac->has_stbc) { |
| 1114 | unsigned nsts; |
| 1115 | |
| 1116 | if (info_ac->stbc) |
| 1117 | nsts = 2 * info_ac->nss[i]; |
| 1118 | else |
| 1119 | nsts = info_ac->nss[i]; |
| 1120 | proto_tree_add_uint(user_tree, hf_wlan_radio_11ac_nsts, tvb, 0, 0, |
| 1121 | nsts); |
| 1122 | } |
| 1123 | if (info_ac->has_fec) { |
| 1124 | proto_tree_add_uint(user_tree, hf_wlan_radio_11ac_fec, tvb, 0, 0, |
| 1125 | (info_ac->fec >> i) & 0x01); |
| 1126 | } |
| 1127 | |
| 1128 | /* |
| 1129 | * If we can calculate the data rate for this user, do so. |
| 1130 | */ |
| 1131 | if (can_calculate_rate && info_ac->mcs[i] <= MAX_MCS_VHT_INDEX9 && |
| 1132 | info_ac->nss[i] <= MAX_VHT_NSS8 && |
| 1133 | ieee80211_vhtvalid[info_ac->mcs[i]].valid[bandwidth][info_ac->nss[i]-1]) { |
| 1134 | data_rate = ieee80211_vhtrate(info_ac->mcs[i], bandwidth, info_ac->short_gi) * info_ac->nss[i]; |
| 1135 | if (data_rate != 0.0f) { |
| 1136 | have_data_rate = true1; |
| 1137 | } |
| 1138 | } |
| 1139 | } |
| 1140 | } |
| 1141 | |
| 1142 | if (info_ac->has_group_id) { |
| 1143 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11ac_gid, tvb, 0, 0, info_ac->group_id); |
| 1144 | } |
| 1145 | |
| 1146 | if (info_ac->has_partial_aid) { |
| 1147 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11ac_p_aid, tvb, 0, 0, info_ac->partial_aid); |
| 1148 | } |
| 1149 | } |
| 1150 | break; |
| 1151 | case PHDR_802_11_PHY_11AX11: |
| 1152 | { |
| 1153 | struct ieee_802_11ax *info_ax = &phy_info->info_11ax; |
| 1154 | if (info_ax->has_gi && info_ax->has_bwru && info_ax->has_mcs_index) { |
| 1155 | if (info_ax->bwru < HE_SU_MAX_BW4) { |
| 1156 | data_rate = ieee80211_he_ofdm_rate(info_ax->nsts,info_ax->mcs,info_ax->bwru,info_ax->gi); |
| 1157 | } else { |
| 1158 | data_rate = ieee80211_he_mu_ofdma_rate(info_ax->nsts,info_ax->mcs,info_ax->bwru,info_ax->gi); |
| 1159 | } |
| 1160 | if (data_rate != 0.0f) { |
| 1161 | have_data_rate = true1; |
| 1162 | } |
| 1163 | } |
| 1164 | if (info_ax->has_gi) { |
| 1165 | proto_tree_add_boolean(radio_tree, hf_wlan_radio_11ax_short_gi, tvb, 0, 0, info_ax->gi); |
| 1166 | } |
| 1167 | |
| 1168 | if (info_ax->has_bwru) { |
| 1169 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11ax_bandwidth, tvb, 0, 0, info_ax->bwru); |
| 1170 | if (info_ax->bwru < G_N_ELEMENTS(ieee80211_vht_bw2rate_index)(sizeof (ieee80211_vht_bw2rate_index) / sizeof ((ieee80211_vht_bw2rate_index )[0]))) |
| 1171 | bandwidth = ieee80211_vht_bw2rate_index[info_ax->bwru]; |
Value stored to 'bandwidth' is never read | |
| 1172 | } |
| 1173 | |
| 1174 | if (info_ax->has_mcs_index) { |
| 1175 | proto_tree_add_uint(radio_tree, hf_wlan_radio_11ax_mcs, tvb, 0, 0, info_ax->mcs); |
| 1176 | } |
| 1177 | } |
| 1178 | break; |
| 1179 | case PHDR_802_11_PHY_11BE12: |
| 1180 | { |
| 1181 | struct ieee_802_11be *info_11be = &phy_info->info_11be; |
| 1182 | int i; |
| 1183 | can_calculate_rate = true1; |
| 1184 | /*for each user*/ |
| 1185 | for (i = 0; i < info_11be->num_users; i++) { |
| 1186 | if (i >= PHDR_802_11BE_MAX_USERS4) { |
| 1187 | expert_add_info(pinfo, radio_tree, &ei_wlan_radio_11be_num_users); |
| 1188 | break; |
| 1189 | } |
| 1190 | unsigned nsts = info_11be->user[i].nsts; |
| 1191 | unsigned bw_idx = 0; |
| 1192 | /* Do we have all the fields needed to compute rate ?*/ |
| 1193 | if (!info_11be->has_gi || !info_11be->user[i].nsts_known || !nsts) |
| 1194 | { |
| 1195 | can_calculate_rate = false0; |
| 1196 | } |
| 1197 | if (!info_11be->has_bandwidth && (!info_11be->has_ru_mru_size || |
| 1198 | info_11be->ru_mru_size > IEEE80211_RADIOTAP_EHT_RU_4_TIMES_9940x7)) { |
| 1199 | can_calculate_rate = false0; |
| 1200 | } |
| 1201 | |
| 1202 | if (info_11be->has_bandwidth) { |
| 1203 | /* 20,40,80,160 and 320MHz overlap with mcs table index for ru-242 and above. |
| 1204 | * So add the offset. |
| 1205 | * Punctured modes not considered yet. */ |
| 1206 | if (info_11be->bandwidth == IEEE80211_RADIOTAP_USIG_BW_320_20x5) { |
| 1207 | /* The overlap works for 320MHz-1 but not for 320MHz-2. As the workaround, |
| 1208 | * use the same index for 320MHz-1 and 320MHz-2 */ |
| 1209 | bw_idx = IEEE80211_RADIOTAP_USIG_BW_320_10x4 + IEEE80211_RADIOTAP_EHT_RU_2420x3; |
| 1210 | } else { |
| 1211 | bw_idx = info_11be->bandwidth + IEEE80211_RADIOTAP_EHT_RU_2420x3; |
| 1212 | } |
| 1213 | } else { |
| 1214 | bw_idx = info_11be->ru_mru_size; |
| 1215 | } |
| 1216 | |
| 1217 | /* Handle specificities of MCS 14 & 15 */ |
| 1218 | if (nsts != 1 && (info_11be->user[i].mcs == 14 || |
| 1219 | info_11be->user[i].mcs == 15)) { |
| 1220 | can_calculate_rate = false0; |
| 1221 | } |
| 1222 | |
| 1223 | proto_item *it; |
| 1224 | proto_tree *user_tree; |
| 1225 | |
| 1226 | it = proto_tree_add_item(radio_tree, hf_wlan_radio_11be_user, tvb, 0, 0, ENC_NA0x00000000); |
| 1227 | proto_item_append_text(it, " %d: MCS %u", i, info_11be->user[i].mcs); |
| 1228 | user_tree = proto_item_add_subtree(it, ett_wlan_radio_11be_user); |
| 1229 | |
| 1230 | it = proto_tree_add_uint(user_tree, hf_wlan_radio_11be_mcs, tvb, 0, 0, |
| 1231 | info_11be->user[i].mcs); |
| 1232 | if (info_11be->user[i].mcs >= EHT_MAX_MCS16) { |
| 1233 | proto_item_append_text(it, " (invalid)"); |
| 1234 | } else { |
| 1235 | proto_item_append_text(it, " (%s %s)", |
| 1236 | ieee80211_mcsinfo[info_11be->user[i].mcs].modulation, |
| 1237 | ieee80211_mcsinfo[info_11be->user[i].mcs].coding_rate); |
| 1238 | } |
| 1239 | |
| 1240 | proto_tree_add_uint(user_tree, hf_wlan_radio_11be_nsts, tvb, 0, 0, nsts); |
| 1241 | |
| 1242 | /* |
| 1243 | * If we can calculate the data rate for this user, do so. |
| 1244 | */ |
| 1245 | if (can_calculate_rate && info_11be->user[i].mcs < EHT_MAX_MCS16 && |
| 1246 | nsts < EHT_MAX_NSTS8) { |
| 1247 | data_rate = ieee80211_eht_rate(nsts, info_11be->user[i].mcs, bw_idx, info_11be->gi); |
| 1248 | if (data_rate != 0.0f) { |
| 1249 | //have_data_rate = true; |
| 1250 | proto_tree_add_float_format_value(user_tree, hf_wlan_radio_data_rate, tvb, 0, 0, |
| 1251 | data_rate, |
| 1252 | "%.1f Mb/s", |
| 1253 | data_rate); |
| 1254 | } |
| 1255 | } |
| 1256 | } // for (i = 0; i < info_11be->num_users; i++) |
| 1257 | } // case PHDR_802_11_PHY_11BE: |
| 1258 | break; |
| 1259 | } |
| 1260 | } |
| 1261 | |
| 1262 | if (have_data_rate) { |
| 1263 | col_add_fstr(pinfo->cinfo, COL_TX_RATE, "%.1f", data_rate); |
| 1264 | proto_tree_add_float_format_value(radio_tree, hf_wlan_radio_data_rate, tvb, 0, 0, |
| 1265 | data_rate, |
| 1266 | "%.1f Mb/s", |
| 1267 | data_rate); |
| 1268 | } |
| 1269 | |
| 1270 | if (phdr->has_channel) { |
| 1271 | col_add_fstr(pinfo->cinfo, COL_FREQ_CHAN, "%u", phdr->channel); |
| 1272 | proto_tree_add_uint(radio_tree, hf_wlan_radio_channel, tvb, 0, 0, phdr->channel); |
| 1273 | } |
| 1274 | |
| 1275 | if (phdr->has_frequency) { |
| 1276 | col_add_fstr(pinfo->cinfo, COL_FREQ_CHAN, "%u MHz", phdr->frequency); |
| 1277 | proto_tree_add_uint(radio_tree, hf_wlan_radio_frequency, tvb, 0, 0, phdr->frequency); |
| 1278 | } |
| 1279 | |
| 1280 | if (phdr->has_signal_percent) { |
| 1281 | col_add_fstr(pinfo->cinfo, COL_RSSI, "%u%%", phdr->signal_percent); |
| 1282 | proto_tree_add_uint(radio_tree, hf_wlan_radio_signal_percent, tvb, 0, 0, phdr->signal_percent); |
| 1283 | } |
| 1284 | |
| 1285 | if (phdr->has_signal_db) { |
| 1286 | col_add_fstr(pinfo->cinfo, COL_RSSI, "%u dB", phdr->signal_db); |
| 1287 | proto_tree_add_uint(radio_tree, hf_wlan_radio_signal_db, tvb, 0, 0, phdr->signal_db); |
| 1288 | } |
| 1289 | |
| 1290 | if (phdr->has_signal_dbm) { |
| 1291 | col_add_fstr(pinfo->cinfo, COL_RSSI, "%d dBm", phdr->signal_dbm); |
| 1292 | proto_tree_add_int(radio_tree, hf_wlan_radio_signal_dbm, tvb, 0, 0, phdr->signal_dbm); |
| 1293 | } |
| 1294 | |
| 1295 | if (phdr->has_noise_percent) { |
| 1296 | proto_tree_add_uint(radio_tree, hf_wlan_radio_noise_percent, tvb, 0, 0, phdr->noise_percent); |
| 1297 | } |
| 1298 | |
| 1299 | if (phdr->has_noise_db) { |
| 1300 | proto_tree_add_uint(radio_tree, hf_wlan_radio_noise_db, tvb, 0, 0, phdr->noise_db); |
| 1301 | } |
| 1302 | |
| 1303 | if (phdr->has_noise_dbm) { |
| 1304 | proto_tree_add_int(radio_tree, hf_wlan_radio_noise_dbm, tvb, 0, 0, phdr->noise_dbm); |
| 1305 | } |
| 1306 | |
| 1307 | if (phdr->has_signal_dbm && phdr->has_noise_dbm) { |
| 1308 | proto_tree_add_int(radio_tree, hf_wlan_radio_snr, tvb, 0, 0, phdr->signal_dbm - phdr->noise_dbm); |
| 1309 | } |
| 1310 | /* |
| 1311 | * XXX - are the signal and noise in dB from a fixed reference point |
| 1312 | * guaranteed to use the *same* fixed reference point? If so, we could |
| 1313 | * calculate the SNR if they're both present, too. |
| 1314 | */ |
| 1315 | |
| 1316 | if (phdr->has_tsf_timestamp) { |
| 1317 | proto_tree_add_uint64(radio_tree, hf_wlan_radio_timestamp, tvb, 0, 0, phdr->tsf_timestamp); |
| 1318 | } |
| 1319 | if (phdr->has_aggregate_info) { |
| 1320 | proto_tree_add_boolean(radio_tree, hf_wlan_last_part_of_a_mpdu, tvb, 0, 0, phdr->aggregate_flags); |
| 1321 | proto_tree_add_boolean(radio_tree, hf_wlan_a_mpdu_delim_crc_error, tvb, 0, 0, phdr->aggregate_flags); |
| 1322 | proto_tree_add_uint(radio_tree, hf_wlan_a_mpdu_aggregate_id, tvb, 0, 0, phdr->aggregate_id); |
| 1323 | } |
| 1324 | |
| 1325 | /* make sure frame_length includes the FCS for accurate duration calculation */ |
| 1326 | if (pinfo->pseudo_header->ieee_802_11.fcs_len == 0) { |
| 1327 | frame_length += 4; |
| 1328 | } |
| 1329 | |
| 1330 | if (have_data_rate && data_rate > 0) { |
| 1331 | /* duration calculations */ |
| 1332 | bool_Bool assumed_short_preamble = false0; |
| 1333 | bool_Bool assumed_non_greenfield = false0; |
| 1334 | bool_Bool assumed_no_stbc = false0; |
| 1335 | bool_Bool assumed_no_extension_streams = false0; |
| 1336 | bool_Bool assumed_bcc_fec = false0; |
| 1337 | |
| 1338 | /* some generators report CCK frames as 'dynamic-cck-ofdm', which are converted |
| 1339 | * into the 11g PHY type, so we need to be smart and recognize which ones are |
| 1340 | * DSSS/CCK and which are OFDM. Use the data_rate to do this. */ |
| 1341 | if (phy == PHDR_802_11_PHY_11G6 && |
| 1342 | (data_rate == 1.0f || data_rate == 2.0f || |
| 1343 | data_rate == 5.5f || data_rate == 11.0f || |
| 1344 | data_rate == 22.0f || data_rate == 33.0f)) { |
| 1345 | phy = PHDR_802_11_PHY_11B4; |
| 1346 | } else if (phy == PHDR_802_11_PHY_UNKNOWN0 && |
| 1347 | (data_rate == 1.0f || data_rate == 2.0f || |
| 1348 | data_rate == 5.5f || data_rate == 11.0f || |
| 1349 | data_rate == 22.0f || data_rate == 33.0f)) { |
| 1350 | phy = PHDR_802_11_PHY_11B4; |
| 1351 | } else if (phy == PHDR_802_11_PHY_UNKNOWN0 && |
| 1352 | (data_rate == 6.0f || data_rate == 9.0f || |
| 1353 | data_rate == 12.0f || data_rate == 18.0f || |
| 1354 | data_rate == 24.0f || data_rate == 36.0f || |
| 1355 | data_rate == 48.0f || data_rate == 54.0f)) { |
| 1356 | phy = PHDR_802_11_PHY_11A5; |
| 1357 | } |
| 1358 | switch (phy) { |
| 1359 | |
| 1360 | case PHDR_802_11_PHY_11_FHSS1: |
| 1361 | /* TODO: preamble/duration calc for FHSS */ |
| 1362 | break; |
| 1363 | |
| 1364 | case PHDR_802_11_PHY_11B4: |
| 1365 | if (!has_short_preamble || wlan_radio_always_short_preamble) { |
| 1366 | assumed_short_preamble = true1; |
| 1367 | short_preamble = true1; |
| 1368 | } |
| 1369 | preamble = short_preamble ? 72 + 24 : 144 + 48; |
| 1370 | |
| 1371 | /* calculation of frame duration |
| 1372 | * Things we need to know to calculate accurate duration |
| 1373 | * 802.11 / 802.11b (DSSS or CCK modulation) |
| 1374 | * - length of preamble |
| 1375 | * - rate |
| 1376 | */ |
| 1377 | /* round up to whole microseconds */ |
| 1378 | have_duration = true1; |
| 1379 | duration = (unsigned) ceil(preamble + frame_length * 8 / data_rate); |
| 1380 | break; |
| 1381 | |
| 1382 | case PHDR_802_11_PHY_11A5: |
| 1383 | case PHDR_802_11_PHY_11G6: |
| 1384 | { |
| 1385 | /* OFDM rate */ |
| 1386 | /* calculation of frame duration |
| 1387 | * Things we need to know to calculate accurate duration |
| 1388 | * 802.11a / 802.11g (OFDM modulation) |
| 1389 | * - rate |
| 1390 | */ |
| 1391 | |
| 1392 | /* preamble + signal */ |
| 1393 | preamble = 16 + 4; |
| 1394 | |
| 1395 | /* 16 service bits, data and 6 tail bits */ |
| 1396 | unsigned bits = 16 + 8 * frame_length + 6; |
| 1397 | unsigned symbols = (unsigned) ceil(bits / (data_rate * 4)); |
| 1398 | |
| 1399 | have_duration = true1; |
| 1400 | duration = preamble + symbols * 4; |
| 1401 | break; |
| 1402 | } |
| 1403 | |
| 1404 | case PHDR_802_11_PHY_11N7: |
| 1405 | { |
| 1406 | struct ieee_802_11n *info_n = &phy_info->info_11n; |
| 1407 | |
| 1408 | /* We have all the fields required to calculate the duration */ |
| 1409 | static const unsigned Nhtdltf[4] = {1, 2, 4, 4}; |
| 1410 | static const unsigned Nhteltf[4] = {0, 1, 2, 4}; |
| 1411 | unsigned Nsts; |
| 1412 | unsigned stbc_streams; |
| 1413 | unsigned ness; |
| 1414 | |
| 1415 | /* |
| 1416 | * If we don't have necessary fields, or if we have them but |
| 1417 | * they have invalid values, then bail. |
| 1418 | */ |
| 1419 | if (!info_n->has_mcs_index || |
| 1420 | info_n->mcs_index > MAX_MCS_INDEX76 || |
| 1421 | !info_n->has_bandwidth || |
| 1422 | !info_n->has_short_gi) |
| 1423 | break; |
| 1424 | |
| 1425 | /* calculation of frame duration |
| 1426 | * Things we need to know to calculate accurate duration |
| 1427 | * 802.11n / HT |
| 1428 | * - whether frame preamble is mixed or greenfield, (assume mixed) |
| 1429 | * - guard interval, 800ns or 400ns |
| 1430 | * - bandwidth, 20Mhz or 40Mhz |
| 1431 | * - MCS index - used with previous 2 to calculate rate |
| 1432 | * - how many additional STBC streams are used (assume 0) |
| 1433 | * - how many optional extension spatial streams are used (assume 0) |
| 1434 | * - whether BCC or LDCP coding is used (assume BCC) |
| 1435 | */ |
| 1436 | |
| 1437 | /* preamble duration |
| 1438 | * see ieee802.11n-2009 Figure 20-1 - PPDU format |
| 1439 | * for HT-mixed format |
| 1440 | * L-STF 8us, L-LTF 8us, L-SIG 4us, HT-SIG 8us, HT_STF 4us |
| 1441 | * for HT-greenfield |
| 1442 | * HT-GF-STF 8us, HT-LTF1 8us, HT_SIG 8us |
| 1443 | */ |
| 1444 | if (info_n->has_greenfield) { |
| 1445 | preamble = info_n->greenfield ? 24 : 32; |
| 1446 | } else { |
| 1447 | preamble = 32; |
| 1448 | assumed_non_greenfield = true1; |
| 1449 | } |
| 1450 | |
| 1451 | if (info_n->has_stbc_streams) { |
| 1452 | stbc_streams = info_n->stbc_streams; |
| 1453 | } else { |
| 1454 | stbc_streams = 0; |
| 1455 | assumed_no_stbc = true1; |
| 1456 | } |
| 1457 | |
| 1458 | if (info_n->has_ness) { |
| 1459 | ness = info_n->ness; |
| 1460 | if (ness >= G_N_ELEMENTS(Nhteltf)(sizeof (Nhteltf) / sizeof ((Nhteltf)[0]))) { |
| 1461 | /* Not valid */ |
| 1462 | break; |
| 1463 | } |
| 1464 | } else { |
| 1465 | ness = 0; |
| 1466 | assumed_no_extension_streams = true1; |
| 1467 | } |
| 1468 | |
| 1469 | /* calculate number of HT-LTF training symbols. |
| 1470 | * see ieee80211n-2009 20.3.9.4.6 table 20-11 */ |
| 1471 | Nsts = ieee80211_ht_streams[info_n->mcs_index] + stbc_streams; |
| 1472 | if (Nsts == 0 || Nsts - 1 >= G_N_ELEMENTS(Nhtdltf)(sizeof (Nhtdltf) / sizeof ((Nhtdltf)[0]))) { |
| 1473 | /* Not usable */ |
| 1474 | break; |
| 1475 | } |
| 1476 | preamble += 4 * (Nhtdltf[Nsts-1] + Nhteltf[ness]); |
| 1477 | |
| 1478 | if (info_n->has_stbc_streams) { |
| 1479 | stbc_streams = info_n->stbc_streams; |
| 1480 | } else { |
| 1481 | stbc_streams = 0; |
| 1482 | assumed_no_stbc = true1; |
| 1483 | } |
| 1484 | |
| 1485 | if (!info_n->has_ness) { |
| 1486 | assumed_no_extension_streams = true1; |
| 1487 | } |
| 1488 | |
| 1489 | if (!info_n->has_fec) { |
| 1490 | assumed_bcc_fec = true1; |
| 1491 | } |
| 1492 | |
| 1493 | /* data field calculation */ |
| 1494 | if (wlan_radio_info && wlan_radio_info->aggregate) { |
| 1495 | agg_preamble = preamble; |
| 1496 | if (wlan_radio_info->prior_aggregate_data != 0) { |
| 1497 | preamble = 0; |
| 1498 | } |
| 1499 | prior_duration = calculate_11n_duration(wlan_radio_info->prior_aggregate_data, info_n, stbc_streams); |
| 1500 | have_duration = true1; |
| 1501 | duration = preamble + |
| 1502 | calculate_11n_duration(frame_length + wlan_radio_info->prior_aggregate_data, info_n, stbc_streams) |
| 1503 | - prior_duration; |
| 1504 | } else { |
| 1505 | have_duration = true1; |
| 1506 | duration = preamble + calculate_11n_duration(frame_length, info_n, stbc_streams); |
| 1507 | } |
| 1508 | break; |
| 1509 | } |
| 1510 | |
| 1511 | case PHDR_802_11_PHY_11AC8: |
| 1512 | { |
| 1513 | struct ieee_802_11ac *info_ac = &phy_info->info_11ac; |
| 1514 | |
| 1515 | if (!info_ac->has_stbc) { |
| 1516 | assumed_no_stbc = true1; |
| 1517 | } |
| 1518 | preamble = 32 + 4 * info_ac->nss[0] * (info_ac->has_stbc ? info_ac->stbc+1 : 1); |
| 1519 | |
| 1520 | if (wlan_radio_info && wlan_radio_info->aggregate) { |
| 1521 | agg_preamble = preamble; |
| 1522 | if (wlan_radio_info->prior_aggregate_data != 0) { |
| 1523 | preamble = 0; |
| 1524 | } |
| 1525 | prior_duration = calculate_11ac_duration(wlan_radio_info->prior_aggregate_data, data_rate); |
| 1526 | have_duration = true1; |
| 1527 | duration = preamble + |
| 1528 | calculate_11ac_duration(wlan_radio_info->prior_aggregate_data + frame_length, data_rate) |
| 1529 | - prior_duration; |
| 1530 | } else { |
| 1531 | have_duration = true1; |
| 1532 | duration = preamble + calculate_11ac_duration(frame_length, data_rate); |
| 1533 | } |
| 1534 | break; |
| 1535 | } |
| 1536 | } |
| 1537 | |
| 1538 | if (!pinfo->fd->visited && have_duration && phdr->has_tsf_timestamp) { |
| 1539 | if (current_aggregate) { |
| 1540 | current_aggregate->duration = agg_preamble + prior_duration + duration; |
| 1541 | if (previous_frame.radio_info && previous_frame.radio_info->aggregate == current_aggregate) |
| 1542 | previous_frame.radio_info->nav = 0; // don't display NAV except for last frame in an aggregate |
| 1543 | } |
| 1544 | if (phdr->tsf_timestamp == UINT64_MAX(18446744073709551615UL)) { |
| 1545 | /* QCA aggregate, we don't know tsf yet */ |
| 1546 | wlan_radio_info->start_tsf = prior_duration + (current_aggregate ? agg_preamble : 0); |
| 1547 | wlan_radio_info->end_tsf = prior_duration + duration + (current_aggregate ? agg_preamble : 0); |
| 1548 | if (agg_tracker_list == NULL((void*)0)) { |
| 1549 | agg_tracker_list = wmem_list_new(NULL((void*)0)); |
| 1550 | } |
| 1551 | wmem_list_append(agg_tracker_list, wlan_radio_info); |
| 1552 | } else if (current_aggregate && wlan_radio_tsf_at_end && phdr->tsf_timestamp != UINT64_MAX(18446744073709551615UL)) { |
| 1553 | /* QCA aggregate, last frame */ |
| 1554 | wlan_radio_info->start_tsf = phdr->tsf_timestamp - duration; |
| 1555 | wlan_radio_info->end_tsf = phdr->tsf_timestamp; |
| 1556 | /* fix up the tsfs for the prior MPDUs */ |
| 1557 | if (agg_tracker_list != NULL((void*)0)) { |
| 1558 | uint64_t ppdu_start = phdr->tsf_timestamp - (prior_duration + duration + agg_preamble); |
| 1559 | wmem_list_foreach(agg_tracker_list, adjust_agg_tsf, &ppdu_start); |
| 1560 | wmem_destroy_list(agg_tracker_list); |
| 1561 | agg_tracker_list = NULL((void*)0); |
| 1562 | }; |
| 1563 | } else if (wlan_radio_tsf_at_end) { |
| 1564 | wlan_radio_info->start_tsf = phdr->tsf_timestamp - duration; |
| 1565 | wlan_radio_info->end_tsf = phdr->tsf_timestamp; |
| 1566 | } else { |
| 1567 | wlan_radio_info->start_tsf = phdr->tsf_timestamp + prior_duration - preamble; |
| 1568 | wlan_radio_info->end_tsf = phdr->tsf_timestamp + prior_duration + duration - preamble; |
| 1569 | } |
| 1570 | if ((pinfo->fd->num > 1) && (previous_frame.radio_info != NULL((void*)0))) { |
| 1571 | /* TODO handle intermediate packets without end_tsf correctly */ |
| 1572 | wlan_radio_info->ifs = wlan_radio_info->start_tsf - previous_frame.radio_info->end_tsf; |
| 1573 | } |
| 1574 | if (tvb_captured_length(tvb) >= 4) { |
| 1575 | /* |
| 1576 | * Duration/ID field. |
| 1577 | */ |
| 1578 | int nav = tvb_get_letohs(tvb, 2); |
| 1579 | if ((nav & 0x8000) == 0) { |
| 1580 | /* Duration */ |
| 1581 | wlan_radio_info->nav = nav; |
| 1582 | } |
| 1583 | } |
| 1584 | if (phdr->has_signal_dbm) { |
| 1585 | wlan_radio_info->rssi = phdr->signal_dbm; |
| 1586 | if (current_aggregate) |
| 1587 | current_aggregate->rssi = phdr->signal_dbm; |
| 1588 | } |
| 1589 | } |
| 1590 | |
| 1591 | if (have_duration) { |
| 1592 | proto_item *item = proto_tree_add_uint(radio_tree, hf_wlan_radio_duration, tvb, 0, 0, duration); |
| 1593 | proto_tree *d_tree = proto_item_add_subtree(item, ett_wlan_radio_duration); |
| 1594 | proto_item_set_generated(item); |
| 1595 | |
| 1596 | if (assumed_short_preamble) |
| 1597 | expert_add_info(pinfo, item, &ei_wlan_radio_assumed_short_preamble); |
| 1598 | if (assumed_non_greenfield) |
| 1599 | expert_add_info(pinfo, item, &ei_wlan_radio_assumed_non_greenfield); |
| 1600 | if (assumed_no_stbc) |
| 1601 | expert_add_info(pinfo, item, &ei_wlan_radio_assumed_no_stbc); |
| 1602 | if (assumed_no_extension_streams) |
| 1603 | expert_add_info(pinfo, item, &ei_wlan_radio_assumed_no_extension_streams); |
| 1604 | if (assumed_bcc_fec) |
| 1605 | expert_add_info(pinfo, item, &ei_wlan_radio_assumed_bcc_fec); |
| 1606 | |
| 1607 | if (preamble) { |
| 1608 | p_item = proto_tree_add_uint(d_tree, hf_wlan_radio_preamble, tvb, 0, 0, preamble); |
| 1609 | proto_item_set_generated(p_item); |
| 1610 | } |
| 1611 | if (wlan_radio_info) { |
| 1612 | if (wlan_radio_info->aggregate) { |
| 1613 | proto_tree *agg_tree; |
| 1614 | |
| 1615 | p_item = proto_tree_add_none_format(d_tree, hf_wlan_radio_aggregate, tvb, 0, 0, |
| 1616 | "This MPDU is part of an A-MPDU"); |
| 1617 | agg_tree = proto_item_add_subtree(item, ett_wlan_radio_aggregate); |
| 1618 | proto_item_set_generated(p_item); |
| 1619 | if (wlan_radio_info->aggregate->duration) { |
| 1620 | proto_item *aitem = proto_tree_add_uint(agg_tree, hf_wlan_radio_aggregate_duration, tvb, 0, 0, |
| 1621 | wlan_radio_info->aggregate->duration); |
| 1622 | proto_item_set_generated(aitem); |
| 1623 | } |
| 1624 | } |
| 1625 | if (wlan_radio_info->ifs) { |
| 1626 | p_item = proto_tree_add_int64(d_tree, hf_wlan_radio_ifs, tvb, 0, 0, wlan_radio_info->ifs); |
| 1627 | proto_item_set_generated(p_item); |
| 1628 | /* TODO: warnings on unusual IFS values (too small or negative) */ |
| 1629 | } |
| 1630 | if (wlan_radio_info->start_tsf) { |
| 1631 | p_item = proto_tree_add_uint64(d_tree, hf_wlan_radio_start_tsf, tvb, 0, 0, wlan_radio_info->start_tsf); |
| 1632 | proto_item_set_generated(p_item); |
| 1633 | } |
| 1634 | if (wlan_radio_info->end_tsf) { |
| 1635 | p_item = proto_tree_add_uint64(d_tree, hf_wlan_radio_end_tsf, tvb, 0, 0, wlan_radio_info->end_tsf); |
| 1636 | proto_item_set_generated(p_item); |
| 1637 | } |
| 1638 | } |
| 1639 | } |
| 1640 | } /* if (have_data_rate) */ |
| 1641 | if (phdr->has_zero_length_psdu_type) |
| 1642 | proto_tree_add_uint(radio_tree, hf_wlan_zero_length_psdu_type, tvb, 0, 0, phdr->zero_length_psdu_type); |
| 1643 | |
| 1644 | tap_queue_packet(wlan_radio_tap, pinfo, phdr); |
| 1645 | if (wlan_radio_timeline_enabled) { |
| 1646 | tap_queue_packet(wlan_radio_timeline_tap, pinfo, wlan_radio_info); |
| 1647 | } |
| 1648 | |
| 1649 | if (!pinfo->fd->visited) { |
| 1650 | previous_frame.radio_info = wlan_radio_info; |
| 1651 | } |
| 1652 | } |
| 1653 | |
| 1654 | /* |
| 1655 | * Dissect 802.11 with a variable-length link-layer header and a pseudo- |
| 1656 | * header containing radio information. |
| 1657 | */ |
| 1658 | static int |
| 1659 | dissect_wlan_radio (tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void *data) |
| 1660 | { |
| 1661 | struct ieee_802_11_phdr *phdr = (struct ieee_802_11_phdr *)data; |
| 1662 | |
| 1663 | dissect_wlan_radio_phdr(tvb, pinfo, tree, phdr); |
| 1664 | |
| 1665 | /* Is there anything there? A 0-length-psdu has no frame data. */ |
| 1666 | if (phdr->has_zero_length_psdu_type) |
| 1667 | return tvb_captured_length(tvb); |
| 1668 | |
| 1669 | /* dissect the 802.11 packet next */ |
| 1670 | return call_dissector_with_data(ieee80211_handle, tvb, pinfo, tree, data); |
| 1671 | } |
| 1672 | |
| 1673 | /* |
| 1674 | * Dissect 802.11 with a variable-length link-layer header without qos elements and |
| 1675 | * a pseudo-header containing radio information. |
| 1676 | */ |
| 1677 | static int |
| 1678 | dissect_wlan_noqos_radio (tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void *data) |
| 1679 | { |
| 1680 | struct ieee_802_11_phdr *phdr = (struct ieee_802_11_phdr *)data; |
| 1681 | |
| 1682 | dissect_wlan_radio_phdr(tvb, pinfo, tree, phdr); |
| 1683 | |
| 1684 | /* Is there anything there? A 0-length-psdu has no frame data. */ |
| 1685 | if (phdr->has_zero_length_psdu_type) |
| 1686 | return tvb_captured_length(tvb); |
| 1687 | |
| 1688 | /* dissect the 802.11 packet next */ |
| 1689 | return call_dissector_with_data(ieee80211_noqos_handle, tvb, pinfo, tree, data); |
| 1690 | } |
| 1691 | |
| 1692 | static void |
| 1693 | setup_ieee80211_radio(void) |
| 1694 | { |
| 1695 | /* start of a new dissection, initialize state variables */ |
| 1696 | current_aggregate = NULL((void*)0); |
| 1697 | agg_tracker_list = NULL((void*)0); |
| 1698 | memset(&previous_frame, 0, sizeof(previous_frame)); |
| 1699 | } |
| 1700 | |
| 1701 | static void |
| 1702 | cleanup_ieee80211_radio(void) |
| 1703 | { |
| 1704 | if (agg_tracker_list != NULL((void*)0)) { |
| 1705 | wmem_destroy_list(agg_tracker_list); |
| 1706 | agg_tracker_list = NULL((void*)0); |
| 1707 | } |
| 1708 | } |
| 1709 | |
| 1710 | void proto_register_ieee80211_radio(void) |
| 1711 | { |
| 1712 | static hf_register_info hf_wlan_radio[] = { |
| 1713 | {&hf_wlan_radio_phy, |
| 1714 | {"PHY type", "wlan_radio.phy", FT_UINT32, BASE_DEC, VALS(phy_vals)((0 ? (const struct _value_string*)0 : ((phy_vals)))), 0, |
| 1715 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1716 | |
| 1717 | {&hf_wlan_radio_11_fhss_hop_set, |
| 1718 | {"Hop set", "wlan_radio.fhss.hop_set", FT_UINT8, BASE_HEX, NULL((void*)0), 0, |
| 1719 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1720 | |
| 1721 | {&hf_wlan_radio_11_fhss_hop_pattern, |
| 1722 | {"Hop pattern", "wlan_radio.fhss.hop_pattern", FT_UINT8, BASE_HEX, NULL((void*)0), 0, |
| 1723 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1724 | |
| 1725 | {&hf_wlan_radio_11_fhss_hop_index, |
| 1726 | {"Hop index", "wlan_radio.fhss.hop_index", FT_UINT8, BASE_HEX, NULL((void*)0), 0, |
| 1727 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1728 | |
| 1729 | {&hf_wlan_radio_11a_channel_type, |
| 1730 | {"Channel type", "wlan_radio.11a.channel_type", FT_UINT32, BASE_DEC, VALS(channel_type_11a_vals)((0 ? (const struct _value_string*)0 : ((channel_type_11a_vals )))), 0, |
| 1731 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1732 | |
| 1733 | {&hf_wlan_radio_11a_turbo_type, |
| 1734 | {"Turbo type", "wlan_radio.11a.turbo_type", FT_UINT32, BASE_DEC, VALS(turbo_type_11a_vals)((0 ? (const struct _value_string*)0 : ((turbo_type_11a_vals) ))), 0, |
| 1735 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1736 | |
| 1737 | {&hf_wlan_radio_11g_mode, |
| 1738 | {"Proprietary mode", "wlan_radio.11g.mode", FT_UINT32, BASE_DEC, VALS(mode_11g_vals)((0 ? (const struct _value_string*)0 : ((mode_11g_vals)))), 0, |
| 1739 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1740 | |
| 1741 | {&hf_wlan_radio_11n_mcs_index, |
| 1742 | {"MCS index", "wlan_radio.11n.mcs_index", FT_UINT32, BASE_DEC, NULL((void*)0), 0, |
| 1743 | "Modulation and Coding Scheme index", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1744 | |
| 1745 | {&hf_wlan_radio_11n_bandwidth, |
| 1746 | {"Bandwidth", "wlan_radio.11n.bandwidth", FT_UINT32, BASE_DEC, VALS(bandwidth_vals)((0 ? (const struct _value_string*)0 : ((bandwidth_vals)))), 0, |
| 1747 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1748 | |
| 1749 | {&hf_wlan_radio_11n_short_gi, |
| 1750 | {"Short GI", "wlan_radio.11n.short_gi", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0, |
| 1751 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1752 | |
| 1753 | {&hf_wlan_radio_11n_greenfield, |
| 1754 | {"Greenfield", "wlan_radio.11n.greenfield", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0, |
| 1755 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1756 | |
| 1757 | {&hf_wlan_radio_11n_fec, |
| 1758 | {"FEC", "wlan_radio.11n.fec", FT_UINT32, BASE_DEC, VALS(fec_vals)((0 ? (const struct _value_string*)0 : ((fec_vals)))), 0, |
| 1759 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1760 | |
| 1761 | {&hf_wlan_radio_11n_stbc_streams, |
| 1762 | {"Number of STBC streams", "wlan_radio.11n.stbc_streams", FT_UINT32, BASE_DEC, NULL((void*)0), 0, |
| 1763 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1764 | |
| 1765 | {&hf_wlan_radio_11n_ness, |
| 1766 | {"Number of extension spatial streams", "wlan_radio.11n.ness", FT_UINT32, BASE_DEC, NULL((void*)0), 0, |
| 1767 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1768 | |
| 1769 | {&hf_wlan_radio_11ac_stbc, |
| 1770 | {"STBC", "wlan_radio.11ac.stbc", FT_BOOLEAN, BASE_NONE, TFS(&tfs_on_off)((0 ? (const struct true_false_string*)0 : ((&tfs_on_off) ))), 0x0, |
| 1771 | "Space Time Block Coding flag", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1772 | |
| 1773 | {&hf_wlan_radio_11ac_txop_ps_not_allowed, |
| 1774 | {"TXOP_PS_NOT_ALLOWED", "wlan_radio_11ac.txop_ps_not_allowed", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0x0, |
| 1775 | "Flag indicating whether STAs may doze during TXOP", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1776 | |
| 1777 | {&hf_wlan_radio_11ac_short_gi, |
| 1778 | {"Short GI", "wlan_radio.11ac.short_gi", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0, |
| 1779 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1780 | |
| 1781 | {&hf_wlan_radio_11ac_short_gi_nsym_disambig, |
| 1782 | {"Short GI Nsym disambiguation", "wlan_radio.11ac.short_gi_nsym_disambig", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0x0, |
| 1783 | "Short Guard Interval Nsym disambiguation", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1784 | |
| 1785 | {&hf_wlan_radio_11ac_ldpc_extra_ofdm_symbol, |
| 1786 | {"LDPC extra OFDM symbol", "wlan_radio.11ac.ldpc_extra_ofdm_symbol", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0x0, |
| 1787 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1788 | |
| 1789 | {&hf_wlan_radio_11ac_beamformed, |
| 1790 | {"Beamformed", "wlan_radio.11ac.beamformed", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0x0, |
| 1791 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1792 | |
| 1793 | {&hf_wlan_radio_11ac_bandwidth, |
| 1794 | {"Bandwidth", "wlan_radio.11ac.bandwidth", FT_UINT32, BASE_DEC, VALS(bandwidth_vals)((0 ? (const struct _value_string*)0 : ((bandwidth_vals)))), 0, |
| 1795 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1796 | |
| 1797 | {&hf_wlan_radio_11ac_user, |
| 1798 | {"User", "wlan_radio.11ac.user", FT_NONE, BASE_NONE, NULL((void*)0), 0x0, |
| 1799 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1800 | |
| 1801 | {&hf_wlan_radio_11ac_nsts, |
| 1802 | {"Space-time streams", "wlan_radio.11ac.nsts", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1803 | "Number of Space-time streams", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1804 | |
| 1805 | {&hf_wlan_radio_11ac_mcs, |
| 1806 | {"MCS index", "wlan_radio.11ac.mcs", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1807 | "Modulation and Coding Scheme index", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1808 | |
| 1809 | {&hf_wlan_radio_11ac_nss, |
| 1810 | {"Spatial streams", "wlan_radio.11ac.nss", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1811 | "Number of spatial streams", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1812 | |
| 1813 | {&hf_wlan_radio_11ac_fec, |
| 1814 | {"FEC", "wlan_radio.11ac.fec", FT_UINT32, BASE_DEC, VALS(fec_vals)((0 ? (const struct _value_string*)0 : ((fec_vals)))), 0x0, |
| 1815 | "Type of FEC", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1816 | |
| 1817 | {&hf_wlan_radio_11ac_gid, |
| 1818 | {"Group Id", "wlan_radio.11ac.gid", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1819 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1820 | |
| 1821 | {&hf_wlan_radio_11ac_p_aid, |
| 1822 | {"Partial AID", "wlan_radio.11ac.paid", FT_UINT16, BASE_DEC, NULL((void*)0), 0x0, |
| 1823 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1824 | |
| 1825 | { &hf_wlan_radio_11ax_mcs, |
| 1826 | {"MCS index", "wlan_radio.11ax.mcs", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1827 | "Modulation and Coding Scheme index", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) } }, |
| 1828 | |
| 1829 | { &hf_wlan_radio_11ax_bandwidth, |
| 1830 | {"Bandwidth", "wlan_radio.11ax.bandwidth", FT_UINT32, BASE_DEC, VALS(bandwidth_vals)((0 ? (const struct _value_string*)0 : ((bandwidth_vals)))), 0, |
| 1831 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) } }, |
| 1832 | |
| 1833 | { &hf_wlan_radio_11ax_short_gi, |
| 1834 | {"Short GI", "wlan_radio.11ax.short_gi", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0, |
| 1835 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) } }, |
| 1836 | |
| 1837 | {&hf_wlan_radio_11be_user, |
| 1838 | {"User", "wlan_radio.11be.user", FT_NONE, BASE_NONE, NULL((void*)0), 0x0, |
| 1839 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1840 | |
| 1841 | {&hf_wlan_radio_11be_sta_id, |
| 1842 | {"Sta ID", "wlan_radio.11be.sta_id", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1843 | "Station ID", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1844 | |
| 1845 | {&hf_wlan_radio_11be_nsts, |
| 1846 | {"Space-time streams", "wlan_radio.11be.nsts", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1847 | "Number of Space-time streams", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1848 | |
| 1849 | {&hf_wlan_radio_11be_mcs, |
| 1850 | {"MCS index", "wlan_radio.11be.mcs", FT_UINT32, BASE_DEC, NULL((void*)0), 0x0, |
| 1851 | "Modulation and Coding Scheme index", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1852 | |
| 1853 | {&hf_wlan_radio_data_rate, |
| 1854 | {"Data rate", "wlan_radio.data_rate", FT_FLOAT, BASE_NONE, NULL((void*)0), 0, |
| 1855 | "Speed at which this frame was sent/received", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1856 | |
| 1857 | {&hf_wlan_radio_channel, |
| 1858 | {"Channel", "wlan_radio.channel", FT_UINT32, BASE_DEC, NULL((void*)0), 0, |
| 1859 | "802.11 channel number that this frame was sent/received on", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1860 | |
| 1861 | {&hf_wlan_radio_frequency, |
| 1862 | {"Frequency", "wlan_radio.frequency", FT_UINT16, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_mhz)((0 ? (const struct unit_name_string*)0 : ((&units_mhz))) ), 0, |
| 1863 | "Center frequency of the 802.11 channel that this frame was sent/received on", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1864 | |
| 1865 | {&hf_wlan_radio_short_preamble, |
| 1866 | {"Short preamble", "wlan_radio.short_preamble", FT_BOOLEAN, BASE_NONE, NULL((void*)0), 0, |
| 1867 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1868 | |
| 1869 | {&hf_wlan_radio_signal_percent, |
| 1870 | {"Signal strength (percentage)", "wlan_radio.signal_percentage", FT_UINT32, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_percent)((0 ? (const struct unit_name_string*)0 : ((&units_percent )))), 0, |
| 1871 | "Signal strength, as percentage of maximum RSSI", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1872 | |
| 1873 | {&hf_wlan_radio_signal_db, |
| 1874 | {"Signal strength (dB)", "wlan_radio.signal_db", FT_UINT8, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_decibels)((0 ? (const struct unit_name_string*)0 : ((&units_decibels )))), 0, |
| 1875 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1876 | |
| 1877 | {&hf_wlan_radio_signal_dbm, |
| 1878 | {"Signal strength (dBm)", "wlan_radio.signal_dbm", FT_INT8, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_dbm)((0 ? (const struct unit_name_string*)0 : ((&units_dbm))) ), 0, |
| 1879 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1880 | |
| 1881 | {&hf_wlan_radio_noise_percent, |
| 1882 | {"Noise level (percentage)", "wlan_radio.noise_percentage", FT_UINT32, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_percent)((0 ? (const struct unit_name_string*)0 : ((&units_percent )))), 0, |
| 1883 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1884 | |
| 1885 | {&hf_wlan_radio_noise_db, |
| 1886 | {"Noise level (dB)", "wlan_radio.noise_db", FT_UINT8, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_decibels)((0 ? (const struct unit_name_string*)0 : ((&units_decibels )))), 0, |
| 1887 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1888 | |
| 1889 | {&hf_wlan_radio_noise_dbm, |
| 1890 | {"Noise level (dBm)", "wlan_radio.noise_dbm", FT_INT8, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_dbm)((0 ? (const struct unit_name_string*)0 : ((&units_dbm))) ), 0, |
| 1891 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1892 | |
| 1893 | {&hf_wlan_radio_snr, |
| 1894 | {"Signal/noise ratio (dB)", "wlan_radio.snr", FT_INT32, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_decibels)((0 ? (const struct unit_name_string*)0 : ((&units_decibels )))), 0, |
| 1895 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1896 | |
| 1897 | {&hf_wlan_radio_timestamp, |
| 1898 | {"TSF timestamp", "wlan_radio.timestamp", FT_UINT64, BASE_DEC, NULL((void*)0), 0, |
| 1899 | "Timing Synchronization Function timestamp", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1900 | |
| 1901 | {&hf_wlan_last_part_of_a_mpdu, |
| 1902 | {"Last part of an A-MPDU", "wlan_radio.last_part_of_an_ampdu", FT_BOOLEAN, 32, NULL((void*)0), PHDR_802_11_LAST_PART_OF_A_MPDU0x00000001, |
| 1903 | "This is the last part of an A-MPDU", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1904 | |
| 1905 | {&hf_wlan_a_mpdu_delim_crc_error, |
| 1906 | {"A-MPDU delimiter CRC error", "wlan_radio.a_mpdu_delim_crc_error", FT_BOOLEAN, 32, NULL((void*)0), PHDR_802_11_A_MPDU_DELIM_CRC_ERROR0x00000002, |
| 1907 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1908 | |
| 1909 | {&hf_wlan_a_mpdu_aggregate_id, |
| 1910 | {"A-MPDU aggregate ID", "wlan_radio.a_mpdu_aggregate_id", FT_UINT32, BASE_DEC, NULL((void*)0), 0, |
| 1911 | NULL((void*)0), HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1912 | |
| 1913 | {&hf_wlan_radio_duration, |
| 1914 | {"Duration", "wlan_radio.duration", FT_UINT32, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_microseconds)((0 ? (const struct unit_name_string*)0 : ((&units_microseconds )))), 0, |
| 1915 | "Total duration of the frame in microseconds, including any preamble or plcp header. " |
| 1916 | "Calculated from the frame length, modulation and other phy data.", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1917 | |
| 1918 | {&hf_wlan_radio_preamble, |
| 1919 | {"Preamble", "wlan_radio.preamble", FT_UINT32, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_microseconds)((0 ? (const struct unit_name_string*)0 : ((&units_microseconds )))), 0, |
| 1920 | "Duration of the PLCP or preamble in microseconds, calculated from PHY data", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1921 | |
| 1922 | {&hf_wlan_radio_aggregate, |
| 1923 | {"A-MPDU", "wlan_radio.aggregate", FT_NONE, BASE_NONE, NULL((void*)0), 0, |
| 1924 | "MPDU is part of an A-MPDU", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1925 | |
| 1926 | {&hf_wlan_radio_ifs, |
| 1927 | {"IFS", "wlan_radio.ifs", FT_INT64, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_microseconds)((0 ? (const struct unit_name_string*)0 : ((&units_microseconds )))), 0, |
| 1928 | "Inter Frame Space before this frame in microseconds, calculated from PHY data", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1929 | |
| 1930 | {&hf_wlan_radio_start_tsf, |
| 1931 | {"Start", "wlan_radio.start_tsf", FT_UINT64, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_microseconds)((0 ? (const struct unit_name_string*)0 : ((&units_microseconds )))), 0, |
| 1932 | "Calculated start time of the frame", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1933 | |
| 1934 | {&hf_wlan_radio_end_tsf, |
| 1935 | {"End", "wlan_radio.end_tsf", FT_UINT64, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_microseconds)((0 ? (const struct unit_name_string*)0 : ((&units_microseconds )))), 0, |
| 1936 | "Calculated end time of the frame", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1937 | |
| 1938 | {&hf_wlan_radio_aggregate_duration, |
| 1939 | {"Aggregate Duration", "wlan_radio.aggregate.duration", FT_UINT32, BASE_DEC|BASE_UNIT_STRING0x00001000, UNS(&units_microseconds)((0 ? (const struct unit_name_string*)0 : ((&units_microseconds )))), 0, |
| 1940 | "Total duration of the aggregate in microseconds, including any preamble or plcp header and multiple MPDUs. " |
| 1941 | "Calculated from the total subframe lengths, modulation and other phy data, assumes no excess padding.", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0) }}, |
| 1942 | |
| 1943 | {&hf_wlan_zero_length_psdu_type, |
| 1944 | {"Zero-length PSDU Type", "wlan_radio.zero_len_psdu.type", FT_UINT8, BASE_HEX, VALS(zero_length_psdu_vals)((0 ? (const struct _value_string*)0 : ((zero_length_psdu_vals )))), 0x0, |
| 1945 | "Type of zero-length PSDU", HFILL-1, 0, HF_REF_TYPE_NONE, -1, ((void*)0)}}, |
| 1946 | }; |
| 1947 | |
| 1948 | static int *ett[] = { |
| 1949 | &ett_wlan_radio, |
| 1950 | &ett_wlan_radio_11ac_user, |
| 1951 | &ett_wlan_radio_duration, |
| 1952 | &ett_wlan_radio_aggregate, |
| 1953 | &ett_wlan_radio_11be_user, |
| 1954 | }; |
| 1955 | |
| 1956 | static ei_register_info ei[] = { |
| 1957 | { &ei_wlan_radio_assumed_short_preamble, |
| 1958 | { "wlan_radio.assumed.short_preamble", PI_ASSUMPTION0x0d000000, PI_WARN0x00600000, |
| 1959 | "No preamble length information was available, assuming short preamble.", EXPFILL0, ((void*)0), 0, {0, {((void*)0), ((void*)0), FT_NONE, BASE_NONE , ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE, -1, ((void *)0)}} }}, |
| 1960 | |
| 1961 | { &ei_wlan_radio_assumed_non_greenfield, |
| 1962 | { "wlan_radio.assumed.non_greenfield", PI_ASSUMPTION0x0d000000, PI_WARN0x00600000, |
| 1963 | "No plcp type information was available, assuming non greenfield.", EXPFILL0, ((void*)0), 0, {0, {((void*)0), ((void*)0), FT_NONE, BASE_NONE , ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE, -1, ((void *)0)}} }}, |
| 1964 | |
| 1965 | { &ei_wlan_radio_assumed_no_stbc, |
| 1966 | { "wlan_radio.assumed.no_stbc", PI_ASSUMPTION0x0d000000, PI_WARN0x00600000, |
| 1967 | "No stbc information was available, assuming no stbc.", EXPFILL0, ((void*)0), 0, {0, {((void*)0), ((void*)0), FT_NONE, BASE_NONE , ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE, -1, ((void *)0)}} }}, |
| 1968 | |
| 1969 | { &ei_wlan_radio_assumed_no_extension_streams, |
| 1970 | { "wlan_radio.assumed.no_extension_streams", PI_ASSUMPTION0x0d000000, PI_WARN0x00600000, |
| 1971 | "No extension stream information was available, assuming no extension streams.", EXPFILL0, ((void*)0), 0, {0, {((void*)0), ((void*)0), FT_NONE, BASE_NONE , ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE, -1, ((void *)0)}} }}, |
| 1972 | |
| 1973 | { &ei_wlan_radio_assumed_bcc_fec, |
| 1974 | { "wlan_radio.assumed.bcc_fec", PI_ASSUMPTION0x0d000000, PI_WARN0x00600000, |
| 1975 | "No fec type information was available, assuming bcc fec.", EXPFILL0, ((void*)0), 0, {0, {((void*)0), ((void*)0), FT_NONE, BASE_NONE , ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE, -1, ((void *)0)}} }}, |
| 1976 | |
| 1977 | { &ei_wlan_radio_11be_num_users, |
| 1978 | { "wlan_radio.11be_num_users", PI_MALFORMED0x07000000, PI_WARN0x00600000, |
| 1979 | "Number of users in the 802.11be header exceeds available slots.", EXPFILL0, ((void*)0), 0, {0, {((void*)0), ((void*)0), FT_NONE, BASE_NONE , ((void*)0), 0, ((void*)0), -1, 0, HF_REF_TYPE_NONE, -1, ((void *)0)}} }}, |
| 1980 | }; |
| 1981 | |
| 1982 | module_t *wlan_radio_module; |
| 1983 | expert_module_t* expert_wlan_radio; |
| 1984 | |
| 1985 | proto_wlan_radio = proto_register_protocol("802.11 radio information", "802.11 Radio", "wlan_radio"); |
| 1986 | proto_register_field_array(proto_wlan_radio, hf_wlan_radio, array_length(hf_wlan_radio)(sizeof (hf_wlan_radio) / sizeof (hf_wlan_radio)[0])); |
| 1987 | proto_register_subtree_array(ett, array_length(ett)(sizeof (ett) / sizeof (ett)[0])); |
| 1988 | |
| 1989 | expert_wlan_radio = expert_register_protocol(proto_wlan_radio); |
| 1990 | expert_register_field_array(expert_wlan_radio, ei, array_length(ei)(sizeof (ei) / sizeof (ei)[0])); |
| 1991 | |
| 1992 | wlan_radio_handle = register_dissector("wlan_radio", dissect_wlan_radio, proto_wlan_radio); |
| 1993 | wlan_noqos_radio_handle = register_dissector("wlan_noqos_radio", dissect_wlan_noqos_radio, proto_wlan_radio); |
| 1994 | |
| 1995 | wlan_radio_module = prefs_register_protocol(proto_wlan_radio, NULL((void*)0)); |
| 1996 | prefs_register_bool_preference(wlan_radio_module, "always_short_preamble", |
| 1997 | "802.11/11b preamble length is always short", |
| 1998 | "Some generators incorrectly indicate long preamble when the preamble was actually" |
| 1999 | "short. Always assume short preamble when calculating duration.", |
| 2000 | &wlan_radio_always_short_preamble); |
| 2001 | prefs_register_bool_preference(wlan_radio_module, "tsf_at_end", |
| 2002 | "TSF indicates the end of the PPDU", |
| 2003 | "Some generators timestamp the end of the PPDU rather than the start of the (A)MPDU.", |
| 2004 | &wlan_radio_tsf_at_end); |
| 2005 | prefs_register_bool_preference(wlan_radio_module, "timeline", |
| 2006 | "Enable Wireless Timeline (experimental)", |
| 2007 | "Enables an additional panel for navigating through packets", |
| 2008 | &wlan_radio_timeline_enabled); |
| 2009 | |
| 2010 | register_init_routine( setup_ieee80211_radio ); |
| 2011 | register_cleanup_routine( cleanup_ieee80211_radio ); |
| 2012 | |
| 2013 | wlan_radio_tap = register_tap("wlan_radio"); |
| 2014 | wlan_radio_timeline_tap = register_tap("wlan_radio_timeline"); |
| 2015 | } |
| 2016 | |
| 2017 | void proto_reg_handoff_ieee80211_radio(void) |
| 2018 | { |
| 2019 | /* Register handoff to radio-header dissectors */ |
| 2020 | dissector_add_uint("wtap_encap", WTAP_ENCAP_IEEE_802_11_WITH_RADIO22, |
| 2021 | wlan_radio_handle); |
| 2022 | ieee80211_handle = find_dissector_add_dependency("wlan", proto_wlan_radio); |
| 2023 | ieee80211_noqos_handle = find_dissector_add_dependency("wlan_noqos", proto_wlan_radio); |
| 2024 | } |
| 2025 | |
| 2026 | /* |
| 2027 | * Editor modelines |
| 2028 | * |
| 2029 | * Local Variables: |
| 2030 | * c-basic-offset: 2 |
| 2031 | * tab-width: 8 |
| 2032 | * indent-tabs-mode: nil |
| 2033 | * End: |
| 2034 | * |
| 2035 | * ex: set shiftwidth=2 tabstop=8 expandtab: |
| 2036 | * :indentSize=2:tabSize=8:noTabs=true: |
| 2037 | */ |