ieee80211.h revision 193840
1116742Ssam/*- 2116904Ssam * Copyright (c) 2001 Atsushi Onoe 3186904Ssam * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 4116742Ssam * All rights reserved. 5116742Ssam * 6116742Ssam * Redistribution and use in source and binary forms, with or without 7116742Ssam * modification, are permitted provided that the following conditions 8116742Ssam * are met: 9116742Ssam * 1. Redistributions of source code must retain the above copyright 10116742Ssam * notice, this list of conditions and the following disclaimer. 11116742Ssam * 2. Redistributions in binary form must reproduce the above copyright 12116742Ssam * notice, this list of conditions and the following disclaimer in the 13116742Ssam * documentation and/or other materials provided with the distribution. 14116742Ssam * 15116904Ssam * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16116904Ssam * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17116904Ssam * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18116904Ssam * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19116904Ssam * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20116904Ssam * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21116904Ssam * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22116904Ssam * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23116904Ssam * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24116904Ssam * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25116904Ssam * 26116742Ssam * $FreeBSD: head/sys/net80211/ieee80211.h 193840 2009-06-09 16:32:07Z sam $ 27116742Ssam */ 28116742Ssam#ifndef _NET80211_IEEE80211_H_ 29116742Ssam#define _NET80211_IEEE80211_H_ 30116742Ssam 31116742Ssam/* 32116742Ssam * 802.11 protocol definitions. 33116742Ssam */ 34116742Ssam 35116742Ssam#define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ 36116742Ssam/* is 802.11 address multicast/broadcast? */ 37116742Ssam#define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01) 38116742Ssam 39191756Ssamtypedef uint16_t ieee80211_seq; 40191756Ssam 41116742Ssam/* IEEE 802.11 PLCP header */ 42116742Ssamstruct ieee80211_plcp_hdr { 43170530Ssam uint16_t i_sfd; 44170530Ssam uint8_t i_signal; 45170530Ssam uint8_t i_service; 46170530Ssam uint16_t i_length; 47170530Ssam uint16_t i_crc; 48138568Ssam} __packed; 49116742Ssam 50127903Ssam#define IEEE80211_PLCP_SFD 0xF3A0 51127903Ssam#define IEEE80211_PLCP_SERVICE 0x00 52178952Ssam#define IEEE80211_PLCP_SERVICE_LOCKED 0x04 53178952Ssam#define IEEE80211_PLCL_SERVICE_PBCC 0x08 54178952Ssam#define IEEE80211_PLCP_SERVICE_LENEXT5 0x20 55178952Ssam#define IEEE80211_PLCP_SERVICE_LENEXT6 0x40 56178952Ssam#define IEEE80211_PLCP_SERVICE_LENEXT7 0x80 57127903Ssam 58116742Ssam/* 59116742Ssam * generic definitions for IEEE 802.11 frames 60116742Ssam */ 61116742Ssamstruct ieee80211_frame { 62170530Ssam uint8_t i_fc[2]; 63170530Ssam uint8_t i_dur[2]; 64170530Ssam uint8_t i_addr1[IEEE80211_ADDR_LEN]; 65170530Ssam uint8_t i_addr2[IEEE80211_ADDR_LEN]; 66170530Ssam uint8_t i_addr3[IEEE80211_ADDR_LEN]; 67170530Ssam uint8_t i_seq[2]; 68116742Ssam /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ 69116742Ssam /* see below */ 70138568Ssam} __packed; 71116742Ssam 72127903Ssamstruct ieee80211_qosframe { 73170530Ssam uint8_t i_fc[2]; 74170530Ssam uint8_t i_dur[2]; 75170530Ssam uint8_t i_addr1[IEEE80211_ADDR_LEN]; 76170530Ssam uint8_t i_addr2[IEEE80211_ADDR_LEN]; 77170530Ssam uint8_t i_addr3[IEEE80211_ADDR_LEN]; 78170530Ssam uint8_t i_seq[2]; 79170530Ssam uint8_t i_qos[2]; 80127903Ssam /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ 81127903Ssam /* see below */ 82138568Ssam} __packed; 83127903Ssam 84127903Ssamstruct ieee80211_qoscntl { 85170530Ssam uint8_t i_qos[2]; 86127903Ssam}; 87127903Ssam 88116742Ssamstruct ieee80211_frame_addr4 { 89170530Ssam uint8_t i_fc[2]; 90170530Ssam uint8_t i_dur[2]; 91170530Ssam uint8_t i_addr1[IEEE80211_ADDR_LEN]; 92170530Ssam uint8_t i_addr2[IEEE80211_ADDR_LEN]; 93170530Ssam uint8_t i_addr3[IEEE80211_ADDR_LEN]; 94170530Ssam uint8_t i_seq[2]; 95170530Ssam uint8_t i_addr4[IEEE80211_ADDR_LEN]; 96138568Ssam} __packed; 97116742Ssam 98127903Ssam 99127903Ssamstruct ieee80211_qosframe_addr4 { 100170530Ssam uint8_t i_fc[2]; 101170530Ssam uint8_t i_dur[2]; 102170530Ssam uint8_t i_addr1[IEEE80211_ADDR_LEN]; 103170530Ssam uint8_t i_addr2[IEEE80211_ADDR_LEN]; 104170530Ssam uint8_t i_addr3[IEEE80211_ADDR_LEN]; 105170530Ssam uint8_t i_seq[2]; 106170530Ssam uint8_t i_addr4[IEEE80211_ADDR_LEN]; 107170530Ssam uint8_t i_qos[2]; 108138568Ssam} __packed; 109127903Ssam 110116742Ssam#define IEEE80211_FC0_VERSION_MASK 0x03 111116742Ssam#define IEEE80211_FC0_VERSION_SHIFT 0 112116742Ssam#define IEEE80211_FC0_VERSION_0 0x00 113116742Ssam#define IEEE80211_FC0_TYPE_MASK 0x0c 114116742Ssam#define IEEE80211_FC0_TYPE_SHIFT 2 115116742Ssam#define IEEE80211_FC0_TYPE_MGT 0x00 116116742Ssam#define IEEE80211_FC0_TYPE_CTL 0x04 117116742Ssam#define IEEE80211_FC0_TYPE_DATA 0x08 118116742Ssam 119116742Ssam#define IEEE80211_FC0_SUBTYPE_MASK 0xf0 120116742Ssam#define IEEE80211_FC0_SUBTYPE_SHIFT 4 121116742Ssam/* for TYPE_MGT */ 122116742Ssam#define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00 123116742Ssam#define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10 124116742Ssam#define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20 125116742Ssam#define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30 126116742Ssam#define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40 127116742Ssam#define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50 128116742Ssam#define IEEE80211_FC0_SUBTYPE_BEACON 0x80 129116742Ssam#define IEEE80211_FC0_SUBTYPE_ATIM 0x90 130116742Ssam#define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0 131116742Ssam#define IEEE80211_FC0_SUBTYPE_AUTH 0xb0 132116742Ssam#define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0 133170530Ssam#define IEEE80211_FC0_SUBTYPE_ACTION 0xd0 134116742Ssam/* for TYPE_CTL */ 135170530Ssam#define IEEE80211_FC0_SUBTYPE_BAR 0x80 136192328Ssam#define IEEE80211_FC0_SUBTYPE_BA 0x90 137116742Ssam#define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 138116742Ssam#define IEEE80211_FC0_SUBTYPE_RTS 0xb0 139116742Ssam#define IEEE80211_FC0_SUBTYPE_CTS 0xc0 140116742Ssam#define IEEE80211_FC0_SUBTYPE_ACK 0xd0 141116742Ssam#define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 142116742Ssam#define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 143116742Ssam/* for TYPE_DATA (bit combination) */ 144116742Ssam#define IEEE80211_FC0_SUBTYPE_DATA 0x00 145116742Ssam#define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10 146116742Ssam#define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20 147116742Ssam#define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30 148116742Ssam#define IEEE80211_FC0_SUBTYPE_NODATA 0x40 149116742Ssam#define IEEE80211_FC0_SUBTYPE_CFACK 0x50 150116742Ssam#define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60 151116742Ssam#define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70 152127903Ssam#define IEEE80211_FC0_SUBTYPE_QOS 0x80 153138568Ssam#define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 154116742Ssam 155116742Ssam#define IEEE80211_FC1_DIR_MASK 0x03 156116742Ssam#define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */ 157116742Ssam#define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */ 158116742Ssam#define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */ 159116742Ssam#define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */ 160116742Ssam 161193840Ssam#define IEEE80211_IS_DSTODS(wh) \ 162193840Ssam (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS) 163193840Ssam 164116742Ssam#define IEEE80211_FC1_MORE_FRAG 0x04 165116742Ssam#define IEEE80211_FC1_RETRY 0x08 166116742Ssam#define IEEE80211_FC1_PWR_MGT 0x10 167116742Ssam#define IEEE80211_FC1_MORE_DATA 0x20 168116742Ssam#define IEEE80211_FC1_WEP 0x40 169116742Ssam#define IEEE80211_FC1_ORDER 0x80 170116742Ssam 171116742Ssam#define IEEE80211_SEQ_FRAG_MASK 0x000f 172116742Ssam#define IEEE80211_SEQ_FRAG_SHIFT 0 173116742Ssam#define IEEE80211_SEQ_SEQ_MASK 0xfff0 174116742Ssam#define IEEE80211_SEQ_SEQ_SHIFT 4 175170530Ssam#define IEEE80211_SEQ_RANGE 4096 176116742Ssam 177170530Ssam#define IEEE80211_SEQ_ADD(seq, incr) \ 178170530Ssam (((seq) + (incr)) & (IEEE80211_SEQ_RANGE-1)) 179170530Ssam#define IEEE80211_SEQ_INC(seq) IEEE80211_SEQ_ADD(seq,1) 180170530Ssam#define IEEE80211_SEQ_SUB(a, b) \ 181170530Ssam (((a) + IEEE80211_SEQ_RANGE - (b)) & (IEEE80211_SEQ_RANGE-1)) 182170530Ssam 183173273Ssam#define IEEE80211_SEQ_BA_RANGE 2048 /* 2^11 */ 184173273Ssam#define IEEE80211_SEQ_BA_BEFORE(a, b) \ 185173273Ssam (IEEE80211_SEQ_SUB(b, a+1) < IEEE80211_SEQ_BA_RANGE-1) 186173273Ssam 187116742Ssam#define IEEE80211_NWID_LEN 32 188116742Ssam 189127903Ssam#define IEEE80211_QOS_TXOP 0x00ff 190127903Ssam/* bit 8 is reserved */ 191170530Ssam#define IEEE80211_QOS_AMSDU 0x80 192170530Ssam#define IEEE80211_QOS_AMSDU_S 7 193138568Ssam#define IEEE80211_QOS_ACKPOLICY 0x60 194138568Ssam#define IEEE80211_QOS_ACKPOLICY_S 5 195170530Ssam#define IEEE80211_QOS_ACKPOLICY_NOACK 0x20 /* No ACK required */ 196170530Ssam#define IEEE80211_QOS_ACKPOLICY_BA 0x60 /* Block ACK */ 197183243Ssam#define IEEE80211_QOS_EOSP 0x10 /* EndOfService Period*/ 198183243Ssam#define IEEE80211_QOS_EOSP_S 4 199138568Ssam#define IEEE80211_QOS_TID 0x0f 200127903Ssam 201138568Ssam/* does frame have QoS sequence control data */ 202138568Ssam#define IEEE80211_QOS_HAS_SEQ(wh) \ 203138568Ssam (((wh)->i_fc[0] & \ 204138568Ssam (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == \ 205138568Ssam (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS)) 206138568Ssam 207116742Ssam/* 208138568Ssam * WME/802.11e information element. 209138568Ssam */ 210138568Ssamstruct ieee80211_wme_info { 211170530Ssam uint8_t wme_id; /* IEEE80211_ELEMID_VENDOR */ 212170530Ssam uint8_t wme_len; /* length in bytes */ 213170530Ssam uint8_t wme_oui[3]; /* 0x00, 0x50, 0xf2 */ 214170530Ssam uint8_t wme_type; /* OUI type */ 215170530Ssam uint8_t wme_subtype; /* OUI subtype */ 216170530Ssam uint8_t wme_version; /* spec revision */ 217170530Ssam uint8_t wme_info; /* QoS info */ 218138568Ssam} __packed; 219138568Ssam 220138568Ssam/* 221138568Ssam * WME/802.11e Tspec Element 222138568Ssam */ 223138568Ssamstruct ieee80211_wme_tspec { 224170530Ssam uint8_t ts_id; 225170530Ssam uint8_t ts_len; 226170530Ssam uint8_t ts_oui[3]; 227170530Ssam uint8_t ts_oui_type; 228170530Ssam uint8_t ts_oui_subtype; 229170530Ssam uint8_t ts_version; 230170530Ssam uint8_t ts_tsinfo[3]; 231170530Ssam uint8_t ts_nom_msdu[2]; 232170530Ssam uint8_t ts_max_msdu[2]; 233170530Ssam uint8_t ts_min_svc[4]; 234170530Ssam uint8_t ts_max_svc[4]; 235170530Ssam uint8_t ts_inactv_intv[4]; 236170530Ssam uint8_t ts_susp_intv[4]; 237170530Ssam uint8_t ts_start_svc[4]; 238170530Ssam uint8_t ts_min_rate[4]; 239170530Ssam uint8_t ts_mean_rate[4]; 240170530Ssam uint8_t ts_max_burst[4]; 241170530Ssam uint8_t ts_min_phy[4]; 242170530Ssam uint8_t ts_peak_rate[4]; 243170530Ssam uint8_t ts_delay[4]; 244170530Ssam uint8_t ts_surplus[2]; 245170530Ssam uint8_t ts_medium_time[2]; 246138568Ssam} __packed; 247138568Ssam 248138568Ssam/* 249138568Ssam * WME AC parameter field 250138568Ssam */ 251138568Ssamstruct ieee80211_wme_acparams { 252170530Ssam uint8_t acp_aci_aifsn; 253170530Ssam uint8_t acp_logcwminmax; 254170530Ssam uint16_t acp_txop; 255138568Ssam} __packed; 256138568Ssam 257138568Ssam#define WME_NUM_AC 4 /* 4 AC categories */ 258170530Ssam#define WME_NUM_TID 16 /* 16 tids */ 259138568Ssam 260138568Ssam#define WME_PARAM_ACI 0x60 /* Mask for ACI field */ 261138568Ssam#define WME_PARAM_ACI_S 5 /* Shift for ACI field */ 262138568Ssam#define WME_PARAM_ACM 0x10 /* Mask for ACM bit */ 263138568Ssam#define WME_PARAM_ACM_S 4 /* Shift for ACM bit */ 264138568Ssam#define WME_PARAM_AIFSN 0x0f /* Mask for aifsn field */ 265138568Ssam#define WME_PARAM_AIFSN_S 0 /* Shift for aifsn field */ 266138568Ssam#define WME_PARAM_LOGCWMIN 0x0f /* Mask for CwMin field (in log) */ 267138568Ssam#define WME_PARAM_LOGCWMIN_S 0 /* Shift for CwMin field */ 268138568Ssam#define WME_PARAM_LOGCWMAX 0xf0 /* Mask for CwMax field (in log) */ 269138568Ssam#define WME_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */ 270138568Ssam 271138568Ssam#define WME_AC_TO_TID(_ac) ( \ 272138568Ssam ((_ac) == WME_AC_VO) ? 6 : \ 273138568Ssam ((_ac) == WME_AC_VI) ? 5 : \ 274138568Ssam ((_ac) == WME_AC_BK) ? 1 : \ 275138568Ssam 0) 276138568Ssam 277138568Ssam#define TID_TO_WME_AC(_tid) ( \ 278173863Ssam ((_tid) == 0 || (_tid) == 3) ? WME_AC_BE : \ 279138568Ssam ((_tid) < 3) ? WME_AC_BK : \ 280138568Ssam ((_tid) < 6) ? WME_AC_VI : \ 281138568Ssam WME_AC_VO) 282138568Ssam 283138568Ssam/* 284138568Ssam * WME Parameter Element 285138568Ssam */ 286138568Ssamstruct ieee80211_wme_param { 287170530Ssam uint8_t param_id; 288170530Ssam uint8_t param_len; 289170530Ssam uint8_t param_oui[3]; 290170530Ssam uint8_t param_oui_type; 291172055Ssam uint8_t param_oui_subtype; 292170530Ssam uint8_t param_version; 293170530Ssam uint8_t param_qosInfo; 294138568Ssam#define WME_QOSINFO_COUNT 0x0f /* Mask for param count field */ 295170530Ssam uint8_t param_reserved; 296138568Ssam struct ieee80211_wme_acparams params_acParams[WME_NUM_AC]; 297138568Ssam} __packed; 298138568Ssam 299138568Ssam/* 300138568Ssam * Management Notification Frame 301138568Ssam */ 302138568Ssamstruct ieee80211_mnf { 303170530Ssam uint8_t mnf_category; 304170530Ssam uint8_t mnf_action; 305170530Ssam uint8_t mnf_dialog; 306170530Ssam uint8_t mnf_status; 307138568Ssam} __packed; 308138568Ssam#define MNF_SETUP_REQ 0 309138568Ssam#define MNF_SETUP_RESP 1 310138568Ssam#define MNF_TEARDOWN 2 311138568Ssam 312170530Ssam/* 313170530Ssam * 802.11n Management Action Frames 314170530Ssam */ 315170530Ssam/* generic frame format */ 316170530Ssamstruct ieee80211_action { 317170530Ssam uint8_t ia_category; 318170530Ssam uint8_t ia_action; 319170530Ssam} __packed; 320170530Ssam 321193542Ssam#define IEEE80211_ACTION_CAT_SM 0 /* Spectrum Management */ 322193542Ssam#define IEEE80211_ACTION_CAT_QOS 1 /* QoS */ 323193542Ssam#define IEEE80211_ACTION_CAT_DLS 2 /* DLS */ 324170530Ssam#define IEEE80211_ACTION_CAT_BA 3 /* BA */ 325172055Ssam#define IEEE80211_ACTION_CAT_HT 7 /* HT */ 326193542Ssam#define IEEE80211_ACTION_CAT_VENDOR 127 /* Vendor Specific */ 327170530Ssam 328170530Ssam#define IEEE80211_ACTION_HT_TXCHWIDTH 0 /* recommended xmit chan width*/ 329170530Ssam#define IEEE80211_ACTION_HT_MIMOPWRSAVE 1 /* MIMO power save */ 330170530Ssam 331170530Ssam/* HT - recommended transmission channel width */ 332170530Ssamstruct ieee80211_action_ht_txchwidth { 333170530Ssam struct ieee80211_action at_header; 334170530Ssam uint8_t at_chwidth; 335170530Ssam} __packed; 336170530Ssam 337170530Ssam#define IEEE80211_A_HT_TXCHWIDTH_20 0 338170530Ssam#define IEEE80211_A_HT_TXCHWIDTH_2040 1 339170530Ssam 340172055Ssam/* HT - MIMO Power Save (NB: D2.04) */ 341170530Ssamstruct ieee80211_action_ht_mimopowersave { 342170530Ssam struct ieee80211_action am_header; 343173618Ssam uint8_t am_control; 344170530Ssam} __packed; 345170530Ssam 346173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_ENA 0x01 /* PS enabled */ 347173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_MODE 0x02 348173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_MODE_S 1 349173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_DYNAMIC 0x02 /* Dynamic Mode */ 350173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_STATIC 0x00 /* no SM packets */ 351173618Ssam/* bits 2-7 reserved */ 352173618Ssam 353170530Ssam/* Block Ack actions */ 354170530Ssam#define IEEE80211_ACTION_BA_ADDBA_REQUEST 0 /* ADDBA request */ 355170530Ssam#define IEEE80211_ACTION_BA_ADDBA_RESPONSE 1 /* ADDBA response */ 356170530Ssam#define IEEE80211_ACTION_BA_DELBA 2 /* DELBA */ 357170530Ssam 358170530Ssam/* Block Ack Parameter Set */ 359170530Ssam#define IEEE80211_BAPS_BUFSIZ 0xffc0 /* buffer size */ 360170530Ssam#define IEEE80211_BAPS_BUFSIZ_S 6 361170530Ssam#define IEEE80211_BAPS_TID 0x003c /* TID */ 362170530Ssam#define IEEE80211_BAPS_TID_S 2 363170530Ssam#define IEEE80211_BAPS_POLICY 0x0002 /* block ack policy */ 364170530Ssam#define IEEE80211_BAPS_POLICY_S 1 365170530Ssam 366170530Ssam#define IEEE80211_BAPS_POLICY_DELAYED (0<<IEEE80211_BAPS_POLICY_S) 367170530Ssam#define IEEE80211_BAPS_POLICY_IMMEDIATE (1<<IEEE80211_BAPS_POLICY_S) 368170530Ssam 369170530Ssam/* Block Ack Sequence Control */ 370170530Ssam#define IEEE80211_BASEQ_START 0xfff0 /* starting seqnum */ 371170530Ssam#define IEEE80211_BASEQ_START_S 4 372170530Ssam#define IEEE80211_BASEQ_FRAG 0x000f /* fragment number */ 373170530Ssam#define IEEE80211_BASEQ_FRAG_S 0 374170530Ssam 375170530Ssam/* Delayed Block Ack Parameter Set */ 376170530Ssam#define IEEE80211_DELBAPS_TID 0xf000 /* TID */ 377170530Ssam#define IEEE80211_DELBAPS_TID_S 12 378170530Ssam#define IEEE80211_DELBAPS_INIT 0x0800 /* initiator */ 379170530Ssam#define IEEE80211_DELBAPS_INIT_S 11 380170530Ssam 381170530Ssam/* BA - ADDBA request */ 382170530Ssamstruct ieee80211_action_ba_addbarequest { 383170530Ssam struct ieee80211_action rq_header; 384170530Ssam uint8_t rq_dialogtoken; 385170530Ssam uint16_t rq_baparamset; 386170530Ssam uint16_t rq_batimeout; /* in TUs */ 387170530Ssam uint16_t rq_baseqctl; 388170530Ssam} __packed; 389170530Ssam 390170530Ssam/* BA - ADDBA response */ 391170530Ssamstruct ieee80211_action_ba_addbaresponse { 392170530Ssam struct ieee80211_action rs_header; 393170530Ssam uint8_t rs_dialogtoken; 394170530Ssam uint16_t rs_statuscode; 395170530Ssam uint16_t rs_baparamset; 396170530Ssam uint16_t rs_batimeout; /* in TUs */ 397170530Ssam} __packed; 398170530Ssam 399170530Ssam/* BA - DELBA */ 400170530Ssamstruct ieee80211_action_ba_delba { 401170530Ssam struct ieee80211_action dl_header; 402170530Ssam uint16_t dl_baparamset; 403170530Ssam uint16_t dl_reasoncode; 404170530Ssam} __packed; 405170530Ssam 406170530Ssam/* BAR Control */ 407170530Ssam#define IEEE80211_BAR_TID 0xf000 /* TID */ 408170530Ssam#define IEEE80211_BAR_TID_S 12 409182820Ssam#define IEEE80211_BAR_COMP 0x0004 /* Compressed Bitmap */ 410182820Ssam#define IEEE80211_BAR_MTID 0x0002 /* Multi-TID */ 411182820Ssam#define IEEE80211_BAR_NOACK 0x0001 /* No-Ack policy */ 412170530Ssam 413182820Ssam/* BAR Starting Sequence Control */ 414182820Ssam#define IEEE80211_BAR_SEQ_START 0xfff0 /* starting seqnum */ 415182820Ssam#define IEEE80211_BAR_SEQ_START_S 4 416182820Ssam 417170530Ssamstruct ieee80211_ba_request { 418170530Ssam uint16_t rq_barctl; 419170530Ssam uint16_t rq_barseqctl; 420170530Ssam} __packed; 421170530Ssam 422138568Ssam/* 423120098Ssam * Control frames. 424120098Ssam */ 425120098Ssamstruct ieee80211_frame_min { 426170530Ssam uint8_t i_fc[2]; 427170530Ssam uint8_t i_dur[2]; 428170530Ssam uint8_t i_addr1[IEEE80211_ADDR_LEN]; 429170530Ssam uint8_t i_addr2[IEEE80211_ADDR_LEN]; 430120098Ssam /* FCS */ 431138568Ssam} __packed; 432120098Ssam 433120098Ssamstruct ieee80211_frame_rts { 434170530Ssam uint8_t i_fc[2]; 435170530Ssam uint8_t i_dur[2]; 436170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 437170530Ssam uint8_t i_ta[IEEE80211_ADDR_LEN]; 438120098Ssam /* FCS */ 439138568Ssam} __packed; 440120098Ssam 441120098Ssamstruct ieee80211_frame_cts { 442170530Ssam uint8_t i_fc[2]; 443170530Ssam uint8_t i_dur[2]; 444170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 445120098Ssam /* FCS */ 446138568Ssam} __packed; 447120098Ssam 448120098Ssamstruct ieee80211_frame_ack { 449170530Ssam uint8_t i_fc[2]; 450170530Ssam uint8_t i_dur[2]; 451170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 452120098Ssam /* FCS */ 453138568Ssam} __packed; 454120098Ssam 455120098Ssamstruct ieee80211_frame_pspoll { 456170530Ssam uint8_t i_fc[2]; 457170530Ssam uint8_t i_aid[2]; 458170530Ssam uint8_t i_bssid[IEEE80211_ADDR_LEN]; 459170530Ssam uint8_t i_ta[IEEE80211_ADDR_LEN]; 460120098Ssam /* FCS */ 461138568Ssam} __packed; 462120098Ssam 463120098Ssamstruct ieee80211_frame_cfend { /* NB: also CF-End+CF-Ack */ 464170530Ssam uint8_t i_fc[2]; 465170530Ssam uint8_t i_dur[2]; /* should be zero */ 466170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 467170530Ssam uint8_t i_bssid[IEEE80211_ADDR_LEN]; 468120098Ssam /* FCS */ 469138568Ssam} __packed; 470120098Ssam 471170530Ssamstruct ieee80211_frame_bar { 472170530Ssam uint8_t i_fc[2]; 473170530Ssam uint8_t i_dur[2]; 474170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 475170530Ssam uint8_t i_ta[IEEE80211_ADDR_LEN]; 476170530Ssam uint16_t i_ctl; 477170530Ssam uint16_t i_seq; 478170530Ssam /* FCS */ 479170530Ssam} __packed; 480170530Ssam 481120098Ssam/* 482116742Ssam * BEACON management packets 483116742Ssam * 484116742Ssam * octet timestamp[8] 485116742Ssam * octet beacon interval[2] 486116742Ssam * octet capability information[2] 487116742Ssam * information element 488116742Ssam * octet elemid 489116742Ssam * octet length 490116742Ssam * octet information[length] 491116742Ssam */ 492116742Ssam 493116742Ssam#define IEEE80211_BEACON_INTERVAL(beacon) \ 494116742Ssam ((beacon)[8] | ((beacon)[9] << 8)) 495116742Ssam#define IEEE80211_BEACON_CAPABILITY(beacon) \ 496116742Ssam ((beacon)[10] | ((beacon)[11] << 8)) 497116742Ssam 498116742Ssam#define IEEE80211_CAPINFO_ESS 0x0001 499116742Ssam#define IEEE80211_CAPINFO_IBSS 0x0002 500116742Ssam#define IEEE80211_CAPINFO_CF_POLLABLE 0x0004 501116742Ssam#define IEEE80211_CAPINFO_CF_POLLREQ 0x0008 502116742Ssam#define IEEE80211_CAPINFO_PRIVACY 0x0010 503116742Ssam#define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020 504116742Ssam#define IEEE80211_CAPINFO_PBCC 0x0040 505116742Ssam#define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080 506172055Ssam#define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100 507172055Ssam/* bit 9 is reserved */ 508116742Ssam#define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 509127903Ssam#define IEEE80211_CAPINFO_RSN 0x0800 510127903Ssam/* bit 12 is reserved */ 511116742Ssam#define IEEE80211_CAPINFO_DSSSOFDM 0x2000 512116742Ssam/* bits 14-15 are reserved */ 513116742Ssam 514187797Ssam#define IEEE80211_CAPINFO_BITS \ 515187797Ssam "\20\1ESS\2IBSS\3CF_POLLABLE\4CF_POLLREQ\5PRIVACY\6SHORT_PREAMBLE" \ 516187797Ssam "\7PBCC\10CHNL_AGILITY\11SPECTRUM_MGMT\13SHORT_SLOTTIME\14RSN" \ 517187797Ssam "\16DSSOFDM" 518187797Ssam 519116742Ssam/* 520127903Ssam * 802.11i/WPA information element (maximally sized). 521127903Ssam */ 522127903Ssamstruct ieee80211_ie_wpa { 523170530Ssam uint8_t wpa_id; /* IEEE80211_ELEMID_VENDOR */ 524170530Ssam uint8_t wpa_len; /* length in bytes */ 525170530Ssam uint8_t wpa_oui[3]; /* 0x00, 0x50, 0xf2 */ 526170530Ssam uint8_t wpa_type; /* OUI type */ 527170530Ssam uint16_t wpa_version; /* spec revision */ 528170530Ssam uint32_t wpa_mcipher[1]; /* multicast/group key cipher */ 529170530Ssam uint16_t wpa_uciphercnt; /* # pairwise key ciphers */ 530170530Ssam uint32_t wpa_uciphers[8];/* ciphers */ 531170530Ssam uint16_t wpa_authselcnt; /* authentication selector cnt*/ 532170530Ssam uint32_t wpa_authsels[8];/* selectors */ 533170530Ssam uint16_t wpa_caps; /* 802.11i capabilities */ 534170530Ssam uint16_t wpa_pmkidcnt; /* 802.11i pmkid count */ 535170530Ssam uint16_t wpa_pmkids[8]; /* 802.11i pmkids */ 536138568Ssam} __packed; 537127903Ssam 538127903Ssam/* 539170530Ssam * 802.11n HT Capability IE 540170530Ssam * NB: these reflect D1.10 541170530Ssam */ 542170530Ssamstruct ieee80211_ie_htcap { 543170530Ssam uint8_t hc_id; /* element ID */ 544170530Ssam uint8_t hc_len; /* length in bytes */ 545170530Ssam uint16_t hc_cap; /* HT caps (see below) */ 546170530Ssam uint8_t hc_param; /* HT params (see below) */ 547170530Ssam uint8_t hc_mcsset[16]; /* supported MCS set */ 548170530Ssam uint16_t hc_extcap; /* extended HT capabilities */ 549170530Ssam uint32_t hc_txbf; /* txbf capabilities */ 550170530Ssam uint8_t hc_antenna; /* antenna capabilities */ 551170530Ssam} __packed; 552170530Ssam 553170530Ssam/* HT capability flags (ht_cap) */ 554170530Ssam#define IEEE80211_HTCAP_LDPC 0x0001 /* LDPC supported */ 555170530Ssam#define IEEE80211_HTCAP_CHWIDTH40 0x0002 /* 20/40 supported */ 556170530Ssam#define IEEE80211_HTCAP_SMPS 0x000c /* SM Power Save mode */ 557183243Ssam#define IEEE80211_HTCAP_SMPS_OFF 0x000c /* disabled */ 558170530Ssam#define IEEE80211_HTCAP_SMPS_DYNAMIC 0x0004 /* send RTS first */ 559170530Ssam/* NB: SMPS value 2 is reserved */ 560183243Ssam#define IEEE80211_HTCAP_SMPS_ENA 0x0000 /* enabled (static mode) */ 561170530Ssam#define IEEE80211_HTCAP_GREENFIELD 0x0010 /* Greenfield supported */ 562170530Ssam#define IEEE80211_HTCAP_SHORTGI20 0x0020 /* Short GI in 20MHz */ 563170530Ssam#define IEEE80211_HTCAP_SHORTGI40 0x0040 /* Short GI in 40MHz */ 564170530Ssam#define IEEE80211_HTCAP_TXSTBC 0x0080 /* STBC tx ok */ 565170530Ssam#define IEEE80211_HTCAP_RXSTBC 0x0300 /* STBC rx support */ 566170530Ssam#define IEEE80211_HTCAP_RXSTBC_S 8 567170530Ssam#define IEEE80211_HTCAP_RXSTBC_1STREAM 0x0100 /* 1 spatial stream */ 568170530Ssam#define IEEE80211_HTCAP_RXSTBC_2STREAM 0x0200 /* 1-2 spatial streams*/ 569170530Ssam#define IEEE80211_HTCAP_RXSTBC_3STREAM 0x0300 /* 1-3 spatial streams*/ 570170530Ssam#define IEEE80211_HTCAP_DELBA 0x0400 /* HT DELBA supported */ 571170530Ssam#define IEEE80211_HTCAP_MAXAMSDU 0x0800 /* max A-MSDU length */ 572170530Ssam#define IEEE80211_HTCAP_MAXAMSDU_7935 0x0800 /* 7935 octets */ 573170530Ssam#define IEEE80211_HTCAP_MAXAMSDU_3839 0x0000 /* 3839 octets */ 574170530Ssam#define IEEE80211_HTCAP_DSSSCCK40 0x1000 /* DSSS/CCK in 40MHz */ 575170530Ssam#define IEEE80211_HTCAP_PSMP 0x2000 /* PSMP supported */ 576170530Ssam#define IEEE80211_HTCAP_40INTOLERANT 0x4000 /* 40MHz intolerant */ 577170530Ssam#define IEEE80211_HTCAP_LSIGTXOPPROT 0x8000 /* L-SIG TXOP prot */ 578170530Ssam 579187797Ssam#define IEEE80211_HTCAP_BITS \ 580187797Ssam "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \ 581187797Ssam "\13DELBA\14AMSDU(7935)\15DSSSCCK40\16PSMP\1740INTOLERANT" \ 582187797Ssam "\20LSIGTXOPPROT" 583187797Ssam 584170530Ssam/* HT parameters (hc_param) */ 585170530Ssam#define IEEE80211_HTCAP_MAXRXAMPDU 0x03 /* max rx A-MPDU factor */ 586170530Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_S 0 587173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_8K 0 588173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_16K 1 589173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_32K 2 590173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_64K 3 591170530Ssam#define IEEE80211_HTCAP_MPDUDENSITY 0x1c /* min MPDU start spacing */ 592170530Ssam#define IEEE80211_HTCAP_MPDUDENSITY_S 2 593173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_NA 0 /* no time restriction */ 594173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_025 1 /* 1/4 us */ 595173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_05 2 /* 1/2 us */ 596173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_1 3 /* 1 us */ 597173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_2 4 /* 2 us */ 598173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_4 5 /* 4 us */ 599173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_8 6 /* 8 us */ 600173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_16 7 /* 16 us */ 601170530Ssam 602170530Ssam/* HT extended capabilities (hc_extcap) */ 603170530Ssam#define IEEE80211_HTCAP_PCO 0x0001 /* PCO capable */ 604170530Ssam#define IEEE80211_HTCAP_PCOTRANS 0x0006 /* PCO transition time */ 605170530Ssam#define IEEE80211_HTCAP_PCOTRANS_S 1 606170530Ssam#define IEEE80211_HTCAP_PCOTRANS_04 0x0002 /* 400 us */ 607170530Ssam#define IEEE80211_HTCAP_PCOTRANS_15 0x0004 /* 1.5 ms */ 608170530Ssam#define IEEE80211_HTCAP_PCOTRANS_5 0x0006 /* 5 ms */ 609170530Ssam/* bits 3-7 reserved */ 610170530Ssam#define IEEE80211_HTCAP_MCSFBACK 0x0300 /* MCS feedback */ 611170530Ssam#define IEEE80211_HTCAP_MCSFBACK_S 8 612170530Ssam#define IEEE80211_HTCAP_MCSFBACK_NONE 0x0000 /* nothing provided */ 613170530Ssam#define IEEE80211_HTCAP_MCSFBACK_UNSOL 0x0200 /* unsolicited feedback */ 614170530Ssam#define IEEE80211_HTCAP_MCSFBACK_MRQ 0x0300 /* " "+respond to MRQ */ 615170530Ssam#define IEEE80211_HTCAP_HTC 0x0400 /* +HTC support */ 616170530Ssam#define IEEE80211_HTCAP_RDR 0x0800 /* reverse direction responder*/ 617170530Ssam/* bits 12-15 reserved */ 618170530Ssam 619170530Ssam/* 620170530Ssam * 802.11n HT Information IE 621170530Ssam */ 622170530Ssamstruct ieee80211_ie_htinfo { 623170530Ssam uint8_t hi_id; /* element ID */ 624170530Ssam uint8_t hi_len; /* length in bytes */ 625170530Ssam uint8_t hi_ctrlchannel; /* primary channel */ 626170530Ssam uint8_t hi_byte1; /* ht ie byte 1 */ 627172055Ssam uint8_t hi_byte2; /* ht ie byte 2 */ 628172055Ssam uint8_t hi_byte3; /* ht ie byte 3 */ 629170530Ssam uint16_t hi_byte45; /* ht ie bytes 4+5 */ 630172055Ssam uint8_t hi_basicmcsset[16]; /* basic MCS set */ 631170530Ssam} __packed; 632170530Ssam 633170530Ssam/* byte1 */ 634170530Ssam#define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */ 635170530Ssam#define IEEE80211_HTINFO_2NDCHAN_S 0 636170530Ssam#define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */ 637170530Ssam#define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */ 638170530Ssam/* NB: 2 is reserved */ 639170530Ssam#define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */ 640170530Ssam#define IEEE80211_HTINFO_TXWIDTH 0x04 /* tx channel width */ 641170530Ssam#define IEEE80211_HTINFO_TXWIDTH_20 0x00 /* 20MHz width */ 642170530Ssam#define IEEE80211_HTINFO_TXWIDTH_2040 0x04 /* any supported width */ 643170530Ssam#define IEEE80211_HTINFO_RIFSMODE 0x08 /* Reduced IFS (RIFS) use */ 644170530Ssam#define IEEE80211_HTINFO_RIFSMODE_PROH 0x00 /* RIFS use prohibited */ 645170530Ssam#define IEEE80211_HTINFO_RIFSMODE_PERM 0x08 /* RIFS use permitted */ 646170530Ssam#define IEEE80211_HTINFO_PMSPONLY 0x10 /* PSMP required to associate */ 647170530Ssam#define IEEE80211_HTINFO_SIGRAN 0xe0 /* shortest Service Interval */ 648170530Ssam#define IEEE80211_HTINFO_SIGRAN_S 5 649170530Ssam#define IEEE80211_HTINFO_SIGRAN_5 0x00 /* 5 ms */ 650170530Ssam/* XXX add rest */ 651170530Ssam 652170530Ssam/* bytes 2+3 */ 653170530Ssam#define IEEE80211_HTINFO_OPMODE 0x03 /* operating mode */ 654170530Ssam#define IEEE80211_HTINFO_OPMODE_S 0 655170530Ssam#define IEEE80211_HTINFO_OPMODE_PURE 0x00 /* no protection */ 656172055Ssam#define IEEE80211_HTINFO_OPMODE_PROTOPT 0x01 /* protection optional */ 657172055Ssam#define IEEE80211_HTINFO_OPMODE_HT20PR 0x02 /* protection for HT20 sta's */ 658172055Ssam#define IEEE80211_HTINFO_OPMODE_MIXED 0x03 /* protection for legacy sta's*/ 659170530Ssam#define IEEE80211_HTINFO_NONGF_PRESENT 0x04 /* non-GF sta's present */ 660170530Ssam#define IEEE80211_HTINFO_TXBL 0x08 /* transmit burst limit */ 661170530Ssam#define IEEE80211_HTINFO_NONHT_PRESENT 0x10 /* non-HT sta's present */ 662170530Ssam/* bits 5-15 reserved */ 663170530Ssam 664170530Ssam/* bytes 4+5 */ 665170530Ssam#define IEEE80211_HTINFO_2NDARYBEACON 0x01 666170530Ssam#define IEEE80211_HTINFO_LSIGTXOPPROT 0x02 667170530Ssam#define IEEE80211_HTINFO_PCO_ACTIVE 0x04 668170530Ssam#define IEEE80211_HTINFO_40MHZPHASE 0x08 669170530Ssam 670170530Ssam/* byte5 */ 671170530Ssam#define IEEE80211_HTINFO_BASIC_STBCMCS 0x7f 672170530Ssam#define IEEE80211_HTINFO_BASIC_STBCMCS_S 0 673170530Ssam#define IEEE80211_HTINFO_DUALPROTECTED 0x80 674170530Ssam 675170530Ssam/* 676138568Ssam * Management information element payloads. 677116742Ssam */ 678116742Ssam 679116742Ssamenum { 680138568Ssam IEEE80211_ELEMID_SSID = 0, 681138568Ssam IEEE80211_ELEMID_RATES = 1, 682138568Ssam IEEE80211_ELEMID_FHPARMS = 2, 683138568Ssam IEEE80211_ELEMID_DSPARMS = 3, 684138568Ssam IEEE80211_ELEMID_CFPARMS = 4, 685138568Ssam IEEE80211_ELEMID_TIM = 5, 686138568Ssam IEEE80211_ELEMID_IBSSPARMS = 6, 687138568Ssam IEEE80211_ELEMID_COUNTRY = 7, 688138568Ssam IEEE80211_ELEMID_CHALLENGE = 16, 689127903Ssam /* 17-31 reserved for challenge text extension */ 690170530Ssam IEEE80211_ELEMID_PWRCNSTR = 32, 691170530Ssam IEEE80211_ELEMID_PWRCAP = 33, 692170530Ssam IEEE80211_ELEMID_TPCREQ = 34, 693170530Ssam IEEE80211_ELEMID_TPCREP = 35, 694170530Ssam IEEE80211_ELEMID_SUPPCHAN = 36, 695193439Ssam IEEE80211_ELEMID_CSA = 37, 696170530Ssam IEEE80211_ELEMID_MEASREQ = 38, 697170530Ssam IEEE80211_ELEMID_MEASREP = 39, 698170530Ssam IEEE80211_ELEMID_QUIET = 40, 699170530Ssam IEEE80211_ELEMID_IBSSDFS = 41, 700138568Ssam IEEE80211_ELEMID_ERP = 42, 701170530Ssam IEEE80211_ELEMID_HTCAP = 45, 702138568Ssam IEEE80211_ELEMID_RSN = 48, 703138568Ssam IEEE80211_ELEMID_XRATES = 50, 704170530Ssam IEEE80211_ELEMID_HTINFO = 61, 705138568Ssam IEEE80211_ELEMID_TPC = 150, 706138568Ssam IEEE80211_ELEMID_CCKM = 156, 707138568Ssam IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ 708116742Ssam}; 709116742Ssam 710138568Ssamstruct ieee80211_tim_ie { 711170530Ssam uint8_t tim_ie; /* IEEE80211_ELEMID_TIM */ 712170530Ssam uint8_t tim_len; 713170530Ssam uint8_t tim_count; /* DTIM count */ 714170530Ssam uint8_t tim_period; /* DTIM period */ 715170530Ssam uint8_t tim_bitctl; /* bitmap control */ 716170530Ssam uint8_t tim_bitmap[1]; /* variable-length bitmap */ 717138568Ssam} __packed; 718127903Ssam 719138568Ssamstruct ieee80211_country_ie { 720170530Ssam uint8_t ie; /* IEEE80211_ELEMID_COUNTRY */ 721170530Ssam uint8_t len; 722170530Ssam uint8_t cc[3]; /* ISO CC+(I)ndoor/(O)utdoor */ 723138568Ssam struct { 724170530Ssam uint8_t schan; /* starting channel */ 725170530Ssam uint8_t nchan; /* number channels */ 726170530Ssam uint8_t maxtxpwr; /* tx power cap */ 727178354Ssam } __packed band[1]; /* sub bands (NB: var size) */ 728138568Ssam} __packed; 729116742Ssam 730178354Ssam#define IEEE80211_COUNTRY_MAX_BANDS 84 /* max possible bands */ 731178354Ssam#define IEEE80211_COUNTRY_MAX_SIZE \ 732178354Ssam (sizeof(struct ieee80211_country_ie) + 3*(IEEE80211_COUNTRY_MAX_BANDS-1)) 733178354Ssam 734170530Ssam/* 735172055Ssam * 802.11h Channel Switch Announcement (CSA). 736172055Ssam */ 737172055Ssamstruct ieee80211_csa_ie { 738172055Ssam uint8_t csa_ie; /* IEEE80211_ELEMID_CHANSWITCHANN */ 739172055Ssam uint8_t csa_len; 740172055Ssam uint8_t csa_mode; /* Channel Switch Mode */ 741172055Ssam uint8_t csa_newchan; /* New Channel Number */ 742172055Ssam uint8_t csa_count; /* Channel Switch Count */ 743172055Ssam} __packed; 744172055Ssam 745193439Ssam/* 746193439Ssam * Note the min acceptable CSA count is used to guard against 747193439Ssam * malicious CSA injection in station mode. Defining this value 748193439Ssam * as other than 0 violates the 11h spec. 749193439Ssam */ 750193439Ssam#define IEEE80211_CSA_COUNT_MIN 2 751193439Ssam#define IEEE80211_CSA_COUNT_MAX 255 752193439Ssam 753172055Ssam/* rate set entries are in .5 Mb/s units, and potentially marked as basic */ 754138568Ssam#define IEEE80211_RATE_BASIC 0x80 755138568Ssam#define IEEE80211_RATE_VAL 0x7f 756138568Ssam 757116742Ssam/* EPR information element flags */ 758138568Ssam#define IEEE80211_ERP_NON_ERP_PRESENT 0x01 759138568Ssam#define IEEE80211_ERP_USE_PROTECTION 0x02 760138568Ssam#define IEEE80211_ERP_LONG_PREAMBLE 0x04 761116742Ssam 762187797Ssam#define IEEE80211_ERP_BITS \ 763187797Ssam "\20\1NON_ERP_PRESENT\2USE_PROTECTION\3LONG_PREAMBLE" 764187797Ssam 765170530Ssam#define ATH_OUI 0x7f0300 /* Atheros OUI */ 766190455Ssam#define ATH_OUI_TYPE 0x01 /* Atheros protocol ie */ 767127903Ssam 768190455Ssam/* NB: Atheros allocated the OUI for this purpose ~2005 but beware ... */ 769190455Ssam#define TDMA_OUI ATH_OUI 770190455Ssam#define TDMA_OUI_TYPE 0x02 /* TDMA protocol ie */ 771190455Ssam 772170530Ssam#define BCM_OUI 0x4c9000 /* Broadcom OUI */ 773170530Ssam#define BCM_OUI_HTCAP 51 /* pre-draft HTCAP ie */ 774170530Ssam#define BCM_OUI_HTINFO 52 /* pre-draft HTINFO ie */ 775170530Ssam 776127903Ssam#define WPA_OUI 0xf25000 777127903Ssam#define WPA_OUI_TYPE 0x01 778138568Ssam#define WPA_VERSION 1 /* current supported version */ 779127903Ssam 780127903Ssam#define WPA_CSE_NULL 0x00 781127903Ssam#define WPA_CSE_WEP40 0x01 782127903Ssam#define WPA_CSE_TKIP 0x02 783127903Ssam#define WPA_CSE_CCMP 0x04 784127903Ssam#define WPA_CSE_WEP104 0x05 785127903Ssam 786127903Ssam#define WPA_ASE_NONE 0x00 787127903Ssam#define WPA_ASE_8021X_UNSPEC 0x01 788127903Ssam#define WPA_ASE_8021X_PSK 0x02 789127903Ssam 790181347Ssam#define WPS_OUI_TYPE 0x04 791181347Ssam 792138568Ssam#define RSN_OUI 0xac0f00 793138568Ssam#define RSN_VERSION 1 /* current supported version */ 794138568Ssam 795138568Ssam#define RSN_CSE_NULL 0x00 796138568Ssam#define RSN_CSE_WEP40 0x01 797138568Ssam#define RSN_CSE_TKIP 0x02 798138568Ssam#define RSN_CSE_WRAP 0x03 799138568Ssam#define RSN_CSE_CCMP 0x04 800138568Ssam#define RSN_CSE_WEP104 0x05 801138568Ssam 802138568Ssam#define RSN_ASE_NONE 0x00 803138568Ssam#define RSN_ASE_8021X_UNSPEC 0x01 804138568Ssam#define RSN_ASE_8021X_PSK 0x02 805138568Ssam 806138568Ssam#define RSN_CAP_PREAUTH 0x01 807138568Ssam 808138568Ssam#define WME_OUI 0xf25000 809138568Ssam#define WME_OUI_TYPE 0x02 810138568Ssam#define WME_INFO_OUI_SUBTYPE 0x00 811138568Ssam#define WME_PARAM_OUI_SUBTYPE 0x01 812138568Ssam#define WME_VERSION 1 813138568Ssam 814138568Ssam/* WME stream classes */ 815138568Ssam#define WME_AC_BE 0 /* best effort */ 816138568Ssam#define WME_AC_BK 1 /* background */ 817138568Ssam#define WME_AC_VI 2 /* video */ 818138568Ssam#define WME_AC_VO 3 /* voice */ 819138568Ssam 820116742Ssam/* 821116742Ssam * AUTH management packets 822116742Ssam * 823116742Ssam * octet algo[2] 824116742Ssam * octet seq[2] 825116742Ssam * octet status[2] 826116742Ssam * octet chal.id 827116742Ssam * octet chal.length 828172055Ssam * octet chal.text[253] NB: 1-253 bytes 829116742Ssam */ 830116742Ssam 831172055Ssam/* challenge length for shared key auth */ 832172055Ssam#define IEEE80211_CHALLENGE_LEN 128 833116742Ssam 834138568Ssam#define IEEE80211_AUTH_ALG_OPEN 0x0000 835138568Ssam#define IEEE80211_AUTH_ALG_SHARED 0x0001 836138568Ssam#define IEEE80211_AUTH_ALG_LEAP 0x0080 837116742Ssam 838116742Ssamenum { 839116742Ssam IEEE80211_AUTH_OPEN_REQUEST = 1, 840116742Ssam IEEE80211_AUTH_OPEN_RESPONSE = 2, 841116742Ssam}; 842116742Ssam 843116742Ssamenum { 844116742Ssam IEEE80211_AUTH_SHARED_REQUEST = 1, 845116742Ssam IEEE80211_AUTH_SHARED_CHALLENGE = 2, 846116742Ssam IEEE80211_AUTH_SHARED_RESPONSE = 3, 847116742Ssam IEEE80211_AUTH_SHARED_PASS = 4, 848116742Ssam}; 849116742Ssam 850116742Ssam/* 851172055Ssam * Reason and status codes. 852116742Ssam * 853172055Ssam * Reason codes are used in management frames to indicate why an 854172055Ssam * action took place (e.g. on disassociation). Status codes are 855172055Ssam * used in management frames to indicate the result of an operation. 856172055Ssam * 857116742Ssam * Unlisted codes are reserved 858116742Ssam */ 859116742Ssam 860116742Ssamenum { 861116742Ssam IEEE80211_REASON_UNSPECIFIED = 1, 862116742Ssam IEEE80211_REASON_AUTH_EXPIRE = 2, 863116742Ssam IEEE80211_REASON_AUTH_LEAVE = 3, 864116742Ssam IEEE80211_REASON_ASSOC_EXPIRE = 4, 865116742Ssam IEEE80211_REASON_ASSOC_TOOMANY = 5, 866116742Ssam IEEE80211_REASON_NOT_AUTHED = 6, 867116742Ssam IEEE80211_REASON_NOT_ASSOCED = 7, 868116742Ssam IEEE80211_REASON_ASSOC_LEAVE = 8, 869116742Ssam IEEE80211_REASON_ASSOC_NOT_AUTHED = 9, 870172055Ssam IEEE80211_REASON_DISASSOC_PWRCAP_BAD = 10, /* 11h */ 871172055Ssam IEEE80211_REASON_DISASSOC_SUPCHAN_BAD = 11, /* 11h */ 872172055Ssam IEEE80211_REASON_IE_INVALID = 13, /* 11i */ 873172055Ssam IEEE80211_REASON_MIC_FAILURE = 14, /* 11i */ 874172055Ssam IEEE80211_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, /* 11i */ 875172055Ssam IEEE80211_REASON_GROUP_KEY_UPDATE_TIMEOUT = 16, /* 11i */ 876172055Ssam IEEE80211_REASON_IE_IN_4WAY_DIFFERS = 17, /* 11i */ 877172055Ssam IEEE80211_REASON_GROUP_CIPHER_INVALID = 18, /* 11i */ 878172055Ssam IEEE80211_REASON_PAIRWISE_CIPHER_INVALID= 19, /* 11i */ 879172055Ssam IEEE80211_REASON_AKMP_INVALID = 20, /* 11i */ 880172055Ssam IEEE80211_REASON_UNSUPP_RSN_IE_VERSION = 21, /* 11i */ 881172055Ssam IEEE80211_REASON_INVALID_RSN_IE_CAP = 22, /* 11i */ 882172055Ssam IEEE80211_REASON_802_1X_AUTH_FAILED = 23, /* 11i */ 883172055Ssam IEEE80211_REASON_CIPHER_SUITE_REJECTED = 24, /* 11i */ 884182820Ssam IEEE80211_REASON_UNSPECIFIED_QOS = 32, /* 11e */ 885182820Ssam IEEE80211_REASON_INSUFFICIENT_BW = 33, /* 11e */ 886182820Ssam IEEE80211_REASON_TOOMANY_FRAMES = 34, /* 11e */ 887182820Ssam IEEE80211_REASON_OUTSIDE_TXOP = 35, /* 11e */ 888182820Ssam IEEE80211_REASON_LEAVING_QBSS = 36, /* 11e */ 889182820Ssam IEEE80211_REASON_BAD_MECHANISM = 37, /* 11e */ 890182820Ssam IEEE80211_REASON_SETUP_NEEDED = 38, /* 11e */ 891182820Ssam IEEE80211_REASON_TIMEOUT = 39, /* 11e */ 892116742Ssam 893116742Ssam IEEE80211_STATUS_SUCCESS = 0, 894116742Ssam IEEE80211_STATUS_UNSPECIFIED = 1, 895116742Ssam IEEE80211_STATUS_CAPINFO = 10, 896116742Ssam IEEE80211_STATUS_NOT_ASSOCED = 11, 897116742Ssam IEEE80211_STATUS_OTHER = 12, 898116742Ssam IEEE80211_STATUS_ALG = 13, 899116742Ssam IEEE80211_STATUS_SEQUENCE = 14, 900116742Ssam IEEE80211_STATUS_CHALLENGE = 15, 901116742Ssam IEEE80211_STATUS_TIMEOUT = 16, 902116742Ssam IEEE80211_STATUS_TOOMANY = 17, 903116742Ssam IEEE80211_STATUS_BASIC_RATE = 18, 904172055Ssam IEEE80211_STATUS_SP_REQUIRED = 19, /* 11b */ 905172055Ssam IEEE80211_STATUS_PBCC_REQUIRED = 20, /* 11b */ 906172055Ssam IEEE80211_STATUS_CA_REQUIRED = 21, /* 11b */ 907172055Ssam IEEE80211_STATUS_SPECMGMT_REQUIRED = 22, /* 11h */ 908172055Ssam IEEE80211_STATUS_PWRCAP_REQUIRED = 23, /* 11h */ 909172055Ssam IEEE80211_STATUS_SUPCHAN_REQUIRED = 24, /* 11h */ 910172055Ssam IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, /* 11g */ 911172055Ssam IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, /* 11g */ 912193542Ssam IEEE80211_STATUS_MISSING_HT_CAPS = 27, /* 11n D3.0 */ 913172055Ssam IEEE80211_STATUS_INVALID_IE = 40, /* 11i */ 914172055Ssam IEEE80211_STATUS_GROUP_CIPHER_INVALID = 41, /* 11i */ 915172055Ssam IEEE80211_STATUS_PAIRWISE_CIPHER_INVALID = 42, /* 11i */ 916172055Ssam IEEE80211_STATUS_AKMP_INVALID = 43, /* 11i */ 917172055Ssam IEEE80211_STATUS_UNSUPP_RSN_IE_VERSION = 44, /* 11i */ 918172055Ssam IEEE80211_STATUS_INVALID_RSN_IE_CAP = 45, /* 11i */ 919172055Ssam IEEE80211_STATUS_CIPHER_SUITE_REJECTED = 46, /* 11i */ 920116742Ssam}; 921116742Ssam 922138568Ssam#define IEEE80211_WEP_KEYLEN 5 /* 40bit */ 923138568Ssam#define IEEE80211_WEP_IVLEN 3 /* 24bit */ 924138568Ssam#define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ 925138568Ssam#define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ 926178354Ssam#define IEEE80211_WEP_TOTLEN (IEEE80211_WEP_IVLEN + \ 927178354Ssam IEEE80211_WEP_KIDLEN + \ 928178354Ssam IEEE80211_WEP_CRCLEN) 929138568Ssam#define IEEE80211_WEP_NKID 4 /* number of key ids */ 930116742Ssam 931138568Ssam/* 932138568Ssam * 802.11i defines an extended IV for use with non-WEP ciphers. 933138568Ssam * When the EXTIV bit is set in the key id byte an additional 934138568Ssam * 4 bytes immediately follow the IV for TKIP. For CCMP the 935138568Ssam * EXTIV bit is likewise set but the 8 bytes represent the 936138568Ssam * CCMP header rather than IV+extended-IV. 937138568Ssam */ 938138568Ssam#define IEEE80211_WEP_EXTIV 0x20 939138568Ssam#define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */ 940138568Ssam#define IEEE80211_WEP_MICLEN 8 /* trailing MIC */ 941116742Ssam 942138568Ssam#define IEEE80211_CRC_LEN 4 943138568Ssam 944124457Ssam/* 945124457Ssam * Maximum acceptable MTU is: 946124457Ssam * IEEE80211_MAX_LEN - WEP overhead - CRC - 947124457Ssam * QoS overhead - RSN/WPA overhead 948124457Ssam * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default 949124457Ssam * mtu is Ethernet-compatible; it's set by ether_ifattach. 950124457Ssam */ 951138568Ssam#define IEEE80211_MTU_MAX 2290 952138568Ssam#define IEEE80211_MTU_MIN 32 953124457Ssam 954138568Ssam#define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \ 955116742Ssam (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN)) 956138568Ssam#define IEEE80211_ACK_LEN \ 957138568Ssam (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN) 958120098Ssam#define IEEE80211_MIN_LEN \ 959120098Ssam (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN) 960116742Ssam 961138568Ssam/* 962138568Ssam * The 802.11 spec says at most 2007 stations may be 963138568Ssam * associated at once. For most AP's this is way more 964178354Ssam * than is feasible so we use a default of IEEE80211_AID_DEF. 965178354Ssam * This number may be overridden by the driver and/or by 966178354Ssam * user configuration but may not be less than IEEE80211_AID_MIN 967178354Ssam * (see _ieee80211.h for implementation-specific settings). 968138568Ssam */ 969138568Ssam#define IEEE80211_AID_MAX 2007 970138568Ssam 971138568Ssam#define IEEE80211_AID(b) ((b) &~ 0xc000) 972138568Ssam 973116742Ssam/* 974116742Ssam * RTS frame length parameters. The default is specified in 975148291Ssam * the 802.11 spec as 512; we treat it as implementation-dependent 976148291Ssam * so it's defined in ieee80211_var.h. The max may be wrong 977148291Ssam * for jumbo frames. 978116742Ssam */ 979138568Ssam#define IEEE80211_RTS_MIN 1 980148291Ssam#define IEEE80211_RTS_MAX 2346 981116742Ssam 982148291Ssam/* 983148291Ssam * TX fragmentation parameters. As above for RTS, we treat 984148291Ssam * default as implementation-dependent so define it elsewhere. 985148291Ssam */ 986148291Ssam#define IEEE80211_FRAG_MIN 256 987148291Ssam#define IEEE80211_FRAG_MAX 2346 988148291Ssam 989160685Ssam/* 990160685Ssam * Beacon interval (TU's). Min+max come from WiFi requirements. 991160685Ssam * As above, we treat default as implementation-dependent so 992160685Ssam * define it elsewhere. 993160685Ssam */ 994160685Ssam#define IEEE80211_BINTVAL_MAX 1000 /* max beacon interval (TU's) */ 995160685Ssam#define IEEE80211_BINTVAL_MIN 25 /* min beacon interval (TU's) */ 996160685Ssam 997160685Ssam/* 998160685Ssam * DTIM period (beacons). Min+max are not really defined 999160685Ssam * by the protocol but we want them publicly visible so 1000160685Ssam * define them here. 1001160685Ssam */ 1002160685Ssam#define IEEE80211_DTIM_MAX 15 /* max DTIM period */ 1003160685Ssam#define IEEE80211_DTIM_MIN 1 /* min DTIM period */ 1004160685Ssam 1005160685Ssam/* 1006160685Ssam * Beacon miss threshold (beacons). As for DTIM, we define 1007160685Ssam * them here to be publicly visible. Note the max may be 1008160685Ssam * clamped depending on device capabilities. 1009160685Ssam */ 1010160685Ssam#define IEEE80211_HWBMISS_MIN 1 1011160685Ssam#define IEEE80211_HWBMISS_MAX 255 1012160685Ssam 1013170530Ssam/* 1014170530Ssam * 802.11 frame duration definitions. 1015170530Ssam */ 1016170530Ssam 1017170530Ssamstruct ieee80211_duration { 1018170530Ssam uint16_t d_rts_dur; 1019170530Ssam uint16_t d_data_dur; 1020170530Ssam uint16_t d_plcp_len; 1021170530Ssam uint8_t d_residue; /* unused octets in time slot */ 1022170530Ssam}; 1023170530Ssam 1024170530Ssam/* One Time Unit (TU) is 1Kus = 1024 microseconds. */ 1025170530Ssam#define IEEE80211_DUR_TU 1024 1026170530Ssam 1027170530Ssam/* IEEE 802.11b durations for DSSS PHY in microseconds */ 1028170530Ssam#define IEEE80211_DUR_DS_LONG_PREAMBLE 144 1029170530Ssam#define IEEE80211_DUR_DS_SHORT_PREAMBLE 72 1030170530Ssam 1031170530Ssam#define IEEE80211_DUR_DS_SLOW_PLCPHDR 48 1032170530Ssam#define IEEE80211_DUR_DS_FAST_PLCPHDR 24 1033170530Ssam#define IEEE80211_DUR_DS_SLOW_ACK 112 1034170530Ssam#define IEEE80211_DUR_DS_FAST_ACK 56 1035170530Ssam#define IEEE80211_DUR_DS_SLOW_CTS 112 1036170530Ssam#define IEEE80211_DUR_DS_FAST_CTS 56 1037170530Ssam 1038170530Ssam#define IEEE80211_DUR_DS_SLOT 20 1039170530Ssam#define IEEE80211_DUR_DS_SIFS 10 1040170530Ssam#define IEEE80211_DUR_DS_PIFS (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT) 1041170530Ssam#define IEEE80211_DUR_DS_DIFS (IEEE80211_DUR_DS_SIFS + \ 1042170530Ssam 2 * IEEE80211_DUR_DS_SLOT) 1043170530Ssam#define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \ 1044170530Ssam IEEE80211_DUR_DS_SLOW_ACK + \ 1045170530Ssam IEEE80211_DUR_DS_LONG_PREAMBLE + \ 1046170530Ssam IEEE80211_DUR_DS_SLOW_PLCPHDR + \ 1047170530Ssam IEEE80211_DUR_DIFS) 1048170530Ssam 1049116742Ssam#endif /* _NET80211_IEEE80211_H_ */ 1050