1 /*- 2 * Copyright (c) 2001 Atsushi Onoe 3 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 #ifndef _NET80211__IEEE80211_H_ 29 #define _NET80211__IEEE80211_H_ 30 31 /* 32 * 802.11 implementation definitions. 33 * 34 * NB: this file is used by applications. 35 */ 36 37 /* 38 * PHY type; mostly used to identify FH phys. 39 */ 40 enum ieee80211_phytype { 41 IEEE80211_T_DS, /* direct sequence spread spectrum */ 42 IEEE80211_T_FH, /* frequency hopping */ 43 IEEE80211_T_OFDM, /* frequency division multiplexing */ 44 IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */ 45 IEEE80211_T_HT, /* high throughput */ 46 IEEE80211_T_OFDM_HALF, /* 1/2 rate OFDM */ 47 IEEE80211_T_OFDM_QUARTER, /* 1/4 rate OFDM */ 48 IEEE80211_T_VHT, /* VHT PHY */ 49 }; 50 #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */ 51 52 /* 53 * PHY mode; this is not really a mode as multi-mode devices 54 * have multiple PHY's. Mode is mostly used as a shorthand 55 * for constraining which channels to consider in setting up 56 * operation. Modes used to be used more extensively when 57 * channels were identified as IEEE channel numbers. 58 */ 59 enum ieee80211_phymode { 60 IEEE80211_MODE_AUTO = 0, /* autoselect */ 61 IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */ 62 IEEE80211_MODE_11B = 2, /* 2GHz, CCK */ 63 IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */ 64 IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */ 65 IEEE80211_MODE_TURBO_A = 5, /* 5GHz, OFDM, 2x clock */ 66 IEEE80211_MODE_TURBO_G = 6, /* 2GHz, OFDM, 2x clock */ 67 IEEE80211_MODE_STURBO_A = 7, /* 5GHz, OFDM, 2x clock, static */ 68 IEEE80211_MODE_11NA = 8, /* 5GHz, w/ HT */ 69 IEEE80211_MODE_11NG = 9, /* 2GHz, w/ HT */ 70 IEEE80211_MODE_HALF = 10, /* OFDM, 1/2x clock */ 71 IEEE80211_MODE_QUARTER = 11, /* OFDM, 1/4x clock */ 72 IEEE80211_MODE_VHT_2GHZ = 12, /* 2GHz, VHT */ 73 IEEE80211_MODE_VHT_5GHZ = 13, /* 5GHz, VHT */ 74 }; 75 #define IEEE80211_MODE_MAX (IEEE80211_MODE_VHT_5GHZ+1) 76 #define IEEE80211_MODE_BYTES howmany(IEEE80211_MODE_MAX, NBBY) 77 78 /* 79 * Operating mode. Devices do not necessarily support 80 * all modes; they indicate which are supported in their 81 * capabilities. 82 */ 83 enum ieee80211_opmode { 84 IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */ 85 IEEE80211_M_STA = 1, /* infrastructure station */ 86 IEEE80211_M_WDS = 2, /* WDS link */ 87 IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */ 88 IEEE80211_M_HOSTAP = 4, /* Software Access Point */ 89 IEEE80211_M_MONITOR = 5, /* Monitor mode */ 90 IEEE80211_M_MBSS = 6, /* MBSS (Mesh Point) link */ 91 }; 92 #define IEEE80211_OPMODE_MAX (IEEE80211_M_MBSS+1) 93 94 /* 95 * 802.11g/802.11n protection mode. 96 */ 97 enum ieee80211_protmode { 98 IEEE80211_PROT_NONE = 0, /* no protection */ 99 IEEE80211_PROT_CTSONLY = 1, /* CTS to self */ 100 IEEE80211_PROT_RTSCTS = 2, /* RTS-CTS */ 101 }; 102 103 /* 104 * Authentication mode. The open and shared key authentication 105 * modes are implemented within the 802.11 layer. 802.1x and 106 * WPA/802.11i are implemented in user mode by setting the 107 * 802.11 layer into IEEE80211_AUTH_8021X and deferring 108 * authentication to user space programs. 109 */ 110 enum ieee80211_authmode { 111 IEEE80211_AUTH_NONE = 0, 112 IEEE80211_AUTH_OPEN = 1, /* open */ 113 IEEE80211_AUTH_SHARED = 2, /* shared-key */ 114 IEEE80211_AUTH_8021X = 3, /* 802.1x */ 115 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 116 /* NB: these are used only for ioctls */ 117 IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x/PSK */ 118 }; 119 120 /* 121 * Roaming mode is effectively who controls the operation 122 * of the 802.11 state machine when operating as a station. 123 * State transitions are controlled either by the driver 124 * (typically when management frames are processed by the 125 * hardware/firmware), the host (auto/normal operation of 126 * the 802.11 layer), or explicitly through ioctl requests 127 * when applications like wpa_supplicant want control. 128 */ 129 enum ieee80211_roamingmode { 130 IEEE80211_ROAMING_DEVICE= 0, /* driver/hardware control */ 131 IEEE80211_ROAMING_AUTO = 1, /* 802.11 layer control */ 132 IEEE80211_ROAMING_MANUAL= 2, /* application control */ 133 }; 134 135 /* 136 * Channels are specified by frequency and attributes. 137 */ 138 struct ieee80211_channel { 139 uint32_t ic_flags; /* see below */ 140 uint16_t ic_freq; /* primary centre frequency in MHz */ 141 uint8_t ic_ieee; /* IEEE channel number */ 142 int8_t ic_maxregpower; /* maximum regulatory tx power in dBm */ 143 int8_t ic_maxpower; /* maximum tx power in .5 dBm */ 144 int8_t ic_minpower; /* minimum tx power in .5 dBm */ 145 uint8_t ic_state; /* dynamic state */ 146 uint8_t ic_extieee; /* HT40 extension channel number */ 147 int8_t ic_maxantgain; /* maximum antenna gain in .5 dBm */ 148 uint8_t ic_pad; 149 uint16_t ic_devdata; /* opaque device/driver data */ 150 uint8_t ic_vht_ch_freq1; /* VHT primary freq1 IEEE value */ 151 uint8_t ic_vht_ch_freq2; /* VHT secondary 80MHz freq2 IEEE value */ 152 uint16_t ic_freq2; /* VHT secondary 80MHz freq2 MHz */ 153 }; 154 155 /* 156 * Note: for VHT operation we will need significantly more than 157 * IEEE80211_CHAN_MAX channels because of the combinations of 158 * VHT20, VHT40, VHT80, VHT80+80 and VHT160. 159 */ 160 #define IEEE80211_CHAN_MAX 1024 161 #define IEEE80211_CHAN_BYTES howmany(IEEE80211_CHAN_MAX, NBBY) 162 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ 163 #define IEEE80211_CHAN_ANYC \ 164 ((struct ieee80211_channel *) IEEE80211_CHAN_ANY) 165 166 /* channel attributes */ 167 #define IEEE80211_CHAN_PRIV0 0x00000001 /* driver private bit 0 */ 168 #define IEEE80211_CHAN_PRIV1 0x00000002 /* driver private bit 1 */ 169 #define IEEE80211_CHAN_PRIV2 0x00000004 /* driver private bit 2 */ 170 #define IEEE80211_CHAN_PRIV3 0x00000008 /* driver private bit 3 */ 171 #define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */ 172 #define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */ 173 #define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */ 174 #define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */ 175 #define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */ 176 #define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */ 177 #define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */ 178 #define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */ 179 #define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */ 180 #define IEEE80211_CHAN_STURBO 0x00002000 /* 11a static turbo channel only */ 181 #define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */ 182 #define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */ 183 #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */ 184 #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */ 185 #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */ 186 #define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */ 187 #define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */ 188 #define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */ 189 #define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */ 190 #define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */ 191 #define IEEE80211_CHAN_VHT20 0x01000000 /* VHT20 channel */ 192 #define IEEE80211_CHAN_VHT40U 0x02000000 /* VHT40 channel, ext above */ 193 #define IEEE80211_CHAN_VHT40D 0x04000000 /* VHT40 channel, ext below */ 194 #define IEEE80211_CHAN_VHT80 0x08000000 /* VHT80 channel */ 195 #define IEEE80211_CHAN_VHT80_80 0x10000000 /* VHT80+80 channel */ 196 #define IEEE80211_CHAN_VHT160 0x20000000 /* VHT160 channel */ 197 198 #define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D) 199 #define IEEE80211_CHAN_HT (IEEE80211_CHAN_HT20 | IEEE80211_CHAN_HT40) 200 201 #define IEEE80211_CHAN_VHT40 (IEEE80211_CHAN_VHT40U | IEEE80211_CHAN_VHT40D) 202 #define IEEE80211_CHAN_VHT (IEEE80211_CHAN_VHT20 | IEEE80211_CHAN_VHT40 \ 203 | IEEE80211_CHAN_VHT80 | IEEE80211_CHAN_VHT80_80 \ 204 | IEEE80211_CHAN_VHT160) 205 206 #define IEEE80211_CHAN_BITS \ 207 "\20\1PRIV0\2PRIV2\3PRIV3\4PRIV4\5TURBO\6CCK\7OFDM\0102GHZ\0115GHZ" \ 208 "\12PASSIVE\13DYN\14GFSK\15GSM\16STURBO\17HALF\20QUARTER\21HT20" \ 209 "\22HT40U\23HT40D\24DFS\0254MSXMIT\26NOADHOC\27NOHOSTAP\03011D" 210 /* XXX TODO: add VHT bits */ 211 212 /* 213 * Useful combinations of channel characteristics. 214 */ 215 #define IEEE80211_CHAN_FHSS \ 216 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK) 217 #define IEEE80211_CHAN_A \ 218 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM) 219 #define IEEE80211_CHAN_B \ 220 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK) 221 #define IEEE80211_CHAN_PUREG \ 222 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM) 223 #define IEEE80211_CHAN_G \ 224 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN) 225 #define IEEE80211_CHAN_108A \ 226 (IEEE80211_CHAN_A | IEEE80211_CHAN_TURBO) 227 #define IEEE80211_CHAN_108G \ 228 (IEEE80211_CHAN_PUREG | IEEE80211_CHAN_TURBO) 229 #define IEEE80211_CHAN_ST \ 230 (IEEE80211_CHAN_108A | IEEE80211_CHAN_STURBO) 231 232 #define IEEE80211_CHAN_ALL \ 233 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_GFSK | \ 234 IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN | \ 235 IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER | \ 236 IEEE80211_CHAN_HT | IEEE80211_CHAN_VHT) 237 #define IEEE80211_CHAN_ALLTURBO \ 238 (IEEE80211_CHAN_ALL | IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO) 239 240 #define IEEE80211_IS_CHAN_FHSS(_c) \ 241 (((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS) 242 #define IEEE80211_IS_CHAN_A(_c) \ 243 (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) 244 #define IEEE80211_IS_CHAN_B(_c) \ 245 (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) 246 #define IEEE80211_IS_CHAN_PUREG(_c) \ 247 (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG) 248 #define IEEE80211_IS_CHAN_G(_c) \ 249 (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) 250 #define IEEE80211_IS_CHAN_ANYG(_c) \ 251 (IEEE80211_IS_CHAN_PUREG(_c) || IEEE80211_IS_CHAN_G(_c)) 252 #define IEEE80211_IS_CHAN_ST(_c) \ 253 (((_c)->ic_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST) 254 #define IEEE80211_IS_CHAN_108A(_c) \ 255 (((_c)->ic_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A) 256 #define IEEE80211_IS_CHAN_108G(_c) \ 257 (((_c)->ic_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) 258 259 #define IEEE80211_IS_CHAN_2GHZ(_c) \ 260 (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0) 261 #define IEEE80211_IS_CHAN_5GHZ(_c) \ 262 (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0) 263 #define IEEE80211_IS_CHAN_PASSIVE(_c) \ 264 (((_c)->ic_flags & IEEE80211_CHAN_PASSIVE) != 0) 265 #define IEEE80211_IS_CHAN_OFDM(_c) \ 266 (((_c)->ic_flags & (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN)) != 0) 267 #define IEEE80211_IS_CHAN_CCK(_c) \ 268 (((_c)->ic_flags & (IEEE80211_CHAN_CCK | IEEE80211_CHAN_DYN)) != 0) 269 #define IEEE80211_IS_CHAN_DYN(_c) \ 270 (((_c)->ic_flags & IEEE80211_CHAN_DYN) == IEEE80211_CHAN_DYN) 271 #define IEEE80211_IS_CHAN_GFSK(_c) \ 272 (((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0) 273 #define IEEE80211_IS_CHAN_TURBO(_c) \ 274 (((_c)->ic_flags & IEEE80211_CHAN_TURBO) != 0) 275 #define IEEE80211_IS_CHAN_STURBO(_c) \ 276 (((_c)->ic_flags & IEEE80211_CHAN_STURBO) != 0) 277 #define IEEE80211_IS_CHAN_DTURBO(_c) \ 278 (((_c)->ic_flags & \ 279 (IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO)) == IEEE80211_CHAN_TURBO) 280 #define IEEE80211_IS_CHAN_HALF(_c) \ 281 (((_c)->ic_flags & IEEE80211_CHAN_HALF) != 0) 282 #define IEEE80211_IS_CHAN_QUARTER(_c) \ 283 (((_c)->ic_flags & IEEE80211_CHAN_QUARTER) != 0) 284 #define IEEE80211_IS_CHAN_FULL(_c) \ 285 (((_c)->ic_flags & (IEEE80211_CHAN_QUARTER | IEEE80211_CHAN_HALF)) == 0) 286 #define IEEE80211_IS_CHAN_GSM(_c) \ 287 (((_c)->ic_flags & IEEE80211_CHAN_GSM) != 0) 288 #define IEEE80211_IS_CHAN_HT(_c) \ 289 (((_c)->ic_flags & IEEE80211_CHAN_HT) != 0) 290 #define IEEE80211_IS_CHAN_HT20(_c) \ 291 (((_c)->ic_flags & IEEE80211_CHAN_HT20) != 0) 292 #define IEEE80211_IS_CHAN_HT40(_c) \ 293 (((_c)->ic_flags & IEEE80211_CHAN_HT40) != 0) 294 #define IEEE80211_IS_CHAN_HT40U(_c) \ 295 (((_c)->ic_flags & IEEE80211_CHAN_HT40U) != 0) 296 #define IEEE80211_IS_CHAN_HT40D(_c) \ 297 (((_c)->ic_flags & IEEE80211_CHAN_HT40D) != 0) 298 #define IEEE80211_IS_CHAN_HTA(_c) \ 299 (IEEE80211_IS_CHAN_5GHZ(_c) && \ 300 ((_c)->ic_flags & IEEE80211_CHAN_HT) != 0) 301 #define IEEE80211_IS_CHAN_HTG(_c) \ 302 (IEEE80211_IS_CHAN_2GHZ(_c) && \ 303 ((_c)->ic_flags & IEEE80211_CHAN_HT) != 0) 304 #define IEEE80211_IS_CHAN_DFS(_c) \ 305 (((_c)->ic_flags & IEEE80211_CHAN_DFS) != 0) 306 #define IEEE80211_IS_CHAN_NOADHOC(_c) \ 307 (((_c)->ic_flags & IEEE80211_CHAN_NOADHOC) != 0) 308 #define IEEE80211_IS_CHAN_NOHOSTAP(_c) \ 309 (((_c)->ic_flags & IEEE80211_CHAN_NOHOSTAP) != 0) 310 #define IEEE80211_IS_CHAN_11D(_c) \ 311 (((_c)->ic_flags & IEEE80211_CHAN_11D) != 0) 312 313 #define IEEE80211_IS_CHAN_VHT(_c) \ 314 (((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0) 315 #define IEEE80211_IS_CHAN_VHT20(_c) \ 316 (((_c)->ic_flags & IEEE80211_CHAN_VHT20) != 0) 317 #define IEEE80211_IS_CHAN_VHT40(_c) \ 318 (((_c)->ic_flags & IEEE80211_CHAN_VHT40) != 0) 319 #define IEEE80211_IS_CHAN_VHT40U(_c) \ 320 (((_c)->ic_flags & IEEE80211_CHAN_VHT40U) != 0) 321 #define IEEE80211_IS_CHAN_VHT40D(_c) \ 322 (((_c)->ic_flags & IEEE80211_CHAN_VHT40D) != 0) 323 #define IEEE80211_IS_CHAN_VHTA(_c) \ 324 (IEEE80211_IS_CHAN_5GHZ(_c) && \ 325 ((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0) 326 #define IEEE80211_IS_CHAN_VHTG(_c) \ 327 (IEEE80211_IS_CHAN_2GHZ(_c) && \ 328 ((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0) 329 #define IEEE80211_IS_CHAN_VHT80(_c) \ 330 (((_c)->ic_flags & IEEE80211_CHAN_VHT80) != 0) 331 #define IEEE80211_IS_CHAN_VHT80_80(_c) \ 332 (((_c)->ic_flags & IEEE80211_CHAN_VHT80_80) != 0) 333 #define IEEE80211_IS_CHAN_VHT160(_c) \ 334 (((_c)->ic_flags & IEEE80211_CHAN_VHT160) != 0) 335 336 #define IEEE80211_CHAN2IEEE(_c) (_c)->ic_ieee 337 338 /* dynamic state */ 339 #define IEEE80211_CHANSTATE_RADAR 0x01 /* radar detected */ 340 #define IEEE80211_CHANSTATE_CACDONE 0x02 /* CAC completed */ 341 #define IEEE80211_CHANSTATE_CWINT 0x04 /* interference detected */ 342 #define IEEE80211_CHANSTATE_NORADAR 0x10 /* post notify on radar clear */ 343 344 #define IEEE80211_IS_CHAN_RADAR(_c) \ 345 (((_c)->ic_state & IEEE80211_CHANSTATE_RADAR) != 0) 346 #define IEEE80211_IS_CHAN_CACDONE(_c) \ 347 (((_c)->ic_state & IEEE80211_CHANSTATE_CACDONE) != 0) 348 #define IEEE80211_IS_CHAN_CWINT(_c) \ 349 (((_c)->ic_state & IEEE80211_CHANSTATE_CWINT) != 0) 350 351 /* ni_chan encoding for FH phy */ 352 #define IEEE80211_FH_CHANMOD 80 353 #define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat)) 354 #define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1) 355 #define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD) 356 357 #define IEEE80211_TID_SIZE (WME_NUM_TID+1) /* WME TID's +1 for non-QoS */ 358 #define IEEE80211_NONQOS_TID WME_NUM_TID /* index for non-QoS sta */ 359 360 /* 361 * The 802.11 spec says at most 2007 stations may be 362 * associated at once. For most AP's this is way more 363 * than is feasible so we use a default of 128. This 364 * number may be overridden by the driver and/or by 365 * user configuration but may not be less than IEEE80211_AID_MIN. 366 */ 367 #define IEEE80211_AID_DEF 128 368 #define IEEE80211_AID_MIN 16 369 370 /* 371 * 802.11 rate set. 372 */ 373 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 374 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 375 376 struct ieee80211_rateset { 377 uint8_t rs_nrates; 378 uint8_t rs_rates[IEEE80211_RATE_MAXSIZE]; 379 }; 380 381 /* 382 * 802.11n variant of ieee80211_rateset. Instead of 383 * legacy rates the entries are MCS rates. We define 384 * the structure such that it can be used interchangeably 385 * with an ieee80211_rateset (modulo structure size). 386 */ 387 #define IEEE80211_HTRATE_MAXSIZE 77 388 389 struct ieee80211_htrateset { 390 uint8_t rs_nrates; 391 uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE]; 392 }; 393 394 #define IEEE80211_RATE_MCS 0x80 395 396 /* 397 * Per-mode transmit parameters/controls visible to user space. 398 * These can be used to set fixed transmit rate for all operating 399 * modes or on a per-client basis according to the capabilities 400 * of the client (e.g. an 11b client associated to an 11g ap). 401 * 402 * MCS are distinguished from legacy rates by or'ing in 0x80. 403 */ 404 struct ieee80211_txparam { 405 uint8_t ucastrate; /* ucast data rate (legacy/MCS|0x80) */ 406 uint8_t mgmtrate; /* mgmt frame rate (legacy/MCS|0x80) */ 407 uint8_t mcastrate; /* multicast rate (legacy/MCS|0x80) */ 408 uint8_t maxretry; /* max unicast data retry count */ 409 }; 410 411 /* 412 * Per-mode roaming state visible to user space. There are two 413 * thresholds that control whether roaming is considered; when 414 * either is exceeded the 802.11 layer will check the scan cache 415 * for another AP. If the cache is stale then a scan may be 416 * triggered. 417 */ 418 struct ieee80211_roamparam { 419 int8_t rssi; /* rssi thresh (.5 dBm) */ 420 uint8_t rate; /* tx rate thresh (.5 Mb/s or MCS) */ 421 uint16_t pad; /* reserve */ 422 }; 423 424 /* 425 * Regulatory Information. 426 */ 427 struct ieee80211_regdomain { 428 uint16_t regdomain; /* SKU */ 429 uint16_t country; /* ISO country code */ 430 uint8_t location; /* I (indoor), O (outdoor), other */ 431 uint8_t ecm; /* Extended Channel Mode */ 432 char isocc[2]; /* country code string */ 433 short pad[2]; 434 }; 435 436 /* 437 * MIMO antenna/radio state. 438 */ 439 440 /* 441 * XXX This doesn't yet export both ctl/ext chain details 442 * XXX TODO: IEEE80211_MAX_CHAINS is defined in _freebsd.h, not here; 443 * figure out how to pull it in! 444 */ 445 struct ieee80211_mimo_info { 446 int8_t rssi[3]; /* per-antenna rssi */ 447 int8_t noise[3]; /* per-antenna noise floor */ 448 uint8_t pad[2]; 449 uint32_t evm[3]; /* EVM data */ 450 }; 451 452 /* 453 * ic_caps/iv_caps: device driver capabilities 454 */ 455 /* 0x2e available */ 456 #define IEEE80211_C_STA 0x00000001 /* CAPABILITY: STA available */ 457 #define IEEE80211_C_8023ENCAP 0x00000002 /* CAPABILITY: 802.3 encap */ 458 #define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */ 459 #define IEEE80211_C_TURBOP 0x00000080 /* CAPABILITY: ATH Turbo avail*/ 460 #define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */ 461 #define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */ 462 #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ 463 #define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */ 464 #define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */ 465 #define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */ 466 #define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */ 467 #define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */ 468 #define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */ 469 #define IEEE80211_C_DFS 0x00020000 /* CAPABILITY: DFS/radar avail*/ 470 #define IEEE80211_C_MBSS 0x00040000 /* CAPABILITY: MBSS available */ 471 #define IEEE80211_C_SWSLEEP 0x00080000 /* CAPABILITY: do sleep here */ 472 #define IEEE80211_C_SWAMSDUTX 0x00100000 /* CAPABILITY: software A-MSDU TX */ 473 /* 0x7c0000 available */ 474 #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ 475 #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ 476 #define IEEE80211_C_WPA 0x01800000 /* CAPABILITY: WPA1+WPA2 avail*/ 477 #define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */ 478 #define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */ 479 #define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */ 480 /* 0x10000000 reserved */ 481 #define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */ 482 #define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */ 483 #define IEEE80211_C_TDMA 0x80000000 /* CAPABILITY: TDMA avail */ 484 /* XXX protection/barker? */ 485 486 #define IEEE80211_C_OPMODE \ 487 (IEEE80211_C_STA | IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | \ 488 IEEE80211_C_AHDEMO | IEEE80211_C_MONITOR | IEEE80211_C_WDS | \ 489 IEEE80211_C_TDMA | IEEE80211_C_MBSS) 490 491 #define IEEE80211_C_BITS \ 492 "\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \ 493 "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \ 494 "\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \ 495 "\37TXFRAG\40TDMA" 496 497 /* 498 * ic_htcaps/iv_htcaps: HT-specific device/driver capabilities 499 * 500 * NB: the low 16-bits are the 802.11 definitions, the upper 501 * 16-bits are used to define s/w/driver capabilities. 502 */ 503 #define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */ 504 #define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */ 505 /* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */ 506 #define IEEE80211_HTC_HT 0x00040000 /* CAPABILITY: HT operation */ 507 #define IEEE80211_HTC_SMPS 0x00080000 /* CAPABILITY: MIMO power save*/ 508 #define IEEE80211_HTC_RIFS 0x00100000 /* CAPABILITY: RIFS support */ 509 #define IEEE80211_HTC_RXUNEQUAL 0x00200000 /* CAPABILITY: RX unequal MCS */ 510 #define IEEE80211_HTC_RXMCS32 0x00400000 /* CAPABILITY: MCS32 support */ 511 #define IEEE80211_HTC_TXUNEQUAL 0x00800000 /* CAPABILITY: TX unequal MCS */ 512 #define IEEE80211_HTC_TXMCS32 0x01000000 /* CAPABILITY: MCS32 support */ 513 514 #define IEEE80211_C_HTCAP_BITS \ 515 "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \ 516 "\21AMPDU\22AMSDU\23HT\24SMPS\25RIFS" 517 518 #endif /* _NET80211__IEEE80211_H_ */ 519