ieee80211.h revision 195618
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 195618 2009-07-11 15:02:45Z rpaulo $ 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 188195618Srpaulo#define IEEE80211_MESHID_LEN 32 189116742Ssam 190127903Ssam#define IEEE80211_QOS_TXOP 0x00ff 191127903Ssam/* bit 8 is reserved */ 192170530Ssam#define IEEE80211_QOS_AMSDU 0x80 193170530Ssam#define IEEE80211_QOS_AMSDU_S 7 194138568Ssam#define IEEE80211_QOS_ACKPOLICY 0x60 195138568Ssam#define IEEE80211_QOS_ACKPOLICY_S 5 196170530Ssam#define IEEE80211_QOS_ACKPOLICY_NOACK 0x20 /* No ACK required */ 197170530Ssam#define IEEE80211_QOS_ACKPOLICY_BA 0x60 /* Block ACK */ 198183243Ssam#define IEEE80211_QOS_EOSP 0x10 /* EndOfService Period*/ 199183243Ssam#define IEEE80211_QOS_EOSP_S 4 200138568Ssam#define IEEE80211_QOS_TID 0x0f 201127903Ssam 202138568Ssam/* does frame have QoS sequence control data */ 203138568Ssam#define IEEE80211_QOS_HAS_SEQ(wh) \ 204138568Ssam (((wh)->i_fc[0] & \ 205138568Ssam (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == \ 206138568Ssam (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS)) 207138568Ssam 208116742Ssam/* 209138568Ssam * WME/802.11e information element. 210138568Ssam */ 211138568Ssamstruct ieee80211_wme_info { 212170530Ssam uint8_t wme_id; /* IEEE80211_ELEMID_VENDOR */ 213170530Ssam uint8_t wme_len; /* length in bytes */ 214170530Ssam uint8_t wme_oui[3]; /* 0x00, 0x50, 0xf2 */ 215170530Ssam uint8_t wme_type; /* OUI type */ 216170530Ssam uint8_t wme_subtype; /* OUI subtype */ 217170530Ssam uint8_t wme_version; /* spec revision */ 218170530Ssam uint8_t wme_info; /* QoS info */ 219138568Ssam} __packed; 220138568Ssam 221138568Ssam/* 222138568Ssam * WME/802.11e Tspec Element 223138568Ssam */ 224138568Ssamstruct ieee80211_wme_tspec { 225170530Ssam uint8_t ts_id; 226170530Ssam uint8_t ts_len; 227170530Ssam uint8_t ts_oui[3]; 228170530Ssam uint8_t ts_oui_type; 229170530Ssam uint8_t ts_oui_subtype; 230170530Ssam uint8_t ts_version; 231170530Ssam uint8_t ts_tsinfo[3]; 232170530Ssam uint8_t ts_nom_msdu[2]; 233170530Ssam uint8_t ts_max_msdu[2]; 234170530Ssam uint8_t ts_min_svc[4]; 235170530Ssam uint8_t ts_max_svc[4]; 236170530Ssam uint8_t ts_inactv_intv[4]; 237170530Ssam uint8_t ts_susp_intv[4]; 238170530Ssam uint8_t ts_start_svc[4]; 239170530Ssam uint8_t ts_min_rate[4]; 240170530Ssam uint8_t ts_mean_rate[4]; 241170530Ssam uint8_t ts_max_burst[4]; 242170530Ssam uint8_t ts_min_phy[4]; 243170530Ssam uint8_t ts_peak_rate[4]; 244170530Ssam uint8_t ts_delay[4]; 245170530Ssam uint8_t ts_surplus[2]; 246170530Ssam uint8_t ts_medium_time[2]; 247138568Ssam} __packed; 248138568Ssam 249138568Ssam/* 250138568Ssam * WME AC parameter field 251138568Ssam */ 252138568Ssamstruct ieee80211_wme_acparams { 253170530Ssam uint8_t acp_aci_aifsn; 254170530Ssam uint8_t acp_logcwminmax; 255170530Ssam uint16_t acp_txop; 256138568Ssam} __packed; 257138568Ssam 258138568Ssam#define WME_NUM_AC 4 /* 4 AC categories */ 259170530Ssam#define WME_NUM_TID 16 /* 16 tids */ 260138568Ssam 261138568Ssam#define WME_PARAM_ACI 0x60 /* Mask for ACI field */ 262138568Ssam#define WME_PARAM_ACI_S 5 /* Shift for ACI field */ 263138568Ssam#define WME_PARAM_ACM 0x10 /* Mask for ACM bit */ 264138568Ssam#define WME_PARAM_ACM_S 4 /* Shift for ACM bit */ 265138568Ssam#define WME_PARAM_AIFSN 0x0f /* Mask for aifsn field */ 266138568Ssam#define WME_PARAM_AIFSN_S 0 /* Shift for aifsn field */ 267138568Ssam#define WME_PARAM_LOGCWMIN 0x0f /* Mask for CwMin field (in log) */ 268138568Ssam#define WME_PARAM_LOGCWMIN_S 0 /* Shift for CwMin field */ 269138568Ssam#define WME_PARAM_LOGCWMAX 0xf0 /* Mask for CwMax field (in log) */ 270138568Ssam#define WME_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */ 271138568Ssam 272138568Ssam#define WME_AC_TO_TID(_ac) ( \ 273138568Ssam ((_ac) == WME_AC_VO) ? 6 : \ 274138568Ssam ((_ac) == WME_AC_VI) ? 5 : \ 275138568Ssam ((_ac) == WME_AC_BK) ? 1 : \ 276138568Ssam 0) 277138568Ssam 278138568Ssam#define TID_TO_WME_AC(_tid) ( \ 279173863Ssam ((_tid) == 0 || (_tid) == 3) ? WME_AC_BE : \ 280138568Ssam ((_tid) < 3) ? WME_AC_BK : \ 281138568Ssam ((_tid) < 6) ? WME_AC_VI : \ 282138568Ssam WME_AC_VO) 283138568Ssam 284138568Ssam/* 285138568Ssam * WME Parameter Element 286138568Ssam */ 287138568Ssamstruct ieee80211_wme_param { 288170530Ssam uint8_t param_id; 289170530Ssam uint8_t param_len; 290170530Ssam uint8_t param_oui[3]; 291170530Ssam uint8_t param_oui_type; 292172055Ssam uint8_t param_oui_subtype; 293170530Ssam uint8_t param_version; 294170530Ssam uint8_t param_qosInfo; 295138568Ssam#define WME_QOSINFO_COUNT 0x0f /* Mask for param count field */ 296170530Ssam uint8_t param_reserved; 297138568Ssam struct ieee80211_wme_acparams params_acParams[WME_NUM_AC]; 298138568Ssam} __packed; 299138568Ssam 300138568Ssam/* 301138568Ssam * Management Notification Frame 302138568Ssam */ 303138568Ssamstruct ieee80211_mnf { 304170530Ssam uint8_t mnf_category; 305170530Ssam uint8_t mnf_action; 306170530Ssam uint8_t mnf_dialog; 307170530Ssam uint8_t mnf_status; 308138568Ssam} __packed; 309138568Ssam#define MNF_SETUP_REQ 0 310138568Ssam#define MNF_SETUP_RESP 1 311138568Ssam#define MNF_TEARDOWN 2 312138568Ssam 313170530Ssam/* 314170530Ssam * 802.11n Management Action Frames 315170530Ssam */ 316170530Ssam/* generic frame format */ 317170530Ssamstruct ieee80211_action { 318170530Ssam uint8_t ia_category; 319170530Ssam uint8_t ia_action; 320170530Ssam} __packed; 321170530Ssam 322193542Ssam#define IEEE80211_ACTION_CAT_SM 0 /* Spectrum Management */ 323193542Ssam#define IEEE80211_ACTION_CAT_QOS 1 /* QoS */ 324193542Ssam#define IEEE80211_ACTION_CAT_DLS 2 /* DLS */ 325170530Ssam#define IEEE80211_ACTION_CAT_BA 3 /* BA */ 326172055Ssam#define IEEE80211_ACTION_CAT_HT 7 /* HT */ 327193542Ssam#define IEEE80211_ACTION_CAT_VENDOR 127 /* Vendor Specific */ 328170530Ssam 329170530Ssam#define IEEE80211_ACTION_HT_TXCHWIDTH 0 /* recommended xmit chan width*/ 330170530Ssam#define IEEE80211_ACTION_HT_MIMOPWRSAVE 1 /* MIMO power save */ 331170530Ssam 332170530Ssam/* HT - recommended transmission channel width */ 333170530Ssamstruct ieee80211_action_ht_txchwidth { 334170530Ssam struct ieee80211_action at_header; 335170530Ssam uint8_t at_chwidth; 336170530Ssam} __packed; 337170530Ssam 338170530Ssam#define IEEE80211_A_HT_TXCHWIDTH_20 0 339170530Ssam#define IEEE80211_A_HT_TXCHWIDTH_2040 1 340170530Ssam 341172055Ssam/* HT - MIMO Power Save (NB: D2.04) */ 342170530Ssamstruct ieee80211_action_ht_mimopowersave { 343170530Ssam struct ieee80211_action am_header; 344173618Ssam uint8_t am_control; 345170530Ssam} __packed; 346170530Ssam 347173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_ENA 0x01 /* PS enabled */ 348173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_MODE 0x02 349173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_MODE_S 1 350173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_DYNAMIC 0x02 /* Dynamic Mode */ 351173618Ssam#define IEEE80211_A_HT_MIMOPWRSAVE_STATIC 0x00 /* no SM packets */ 352173618Ssam/* bits 2-7 reserved */ 353173618Ssam 354170530Ssam/* Block Ack actions */ 355170530Ssam#define IEEE80211_ACTION_BA_ADDBA_REQUEST 0 /* ADDBA request */ 356170530Ssam#define IEEE80211_ACTION_BA_ADDBA_RESPONSE 1 /* ADDBA response */ 357170530Ssam#define IEEE80211_ACTION_BA_DELBA 2 /* DELBA */ 358170530Ssam 359170530Ssam/* Block Ack Parameter Set */ 360170530Ssam#define IEEE80211_BAPS_BUFSIZ 0xffc0 /* buffer size */ 361170530Ssam#define IEEE80211_BAPS_BUFSIZ_S 6 362170530Ssam#define IEEE80211_BAPS_TID 0x003c /* TID */ 363170530Ssam#define IEEE80211_BAPS_TID_S 2 364170530Ssam#define IEEE80211_BAPS_POLICY 0x0002 /* block ack policy */ 365170530Ssam#define IEEE80211_BAPS_POLICY_S 1 366170530Ssam 367170530Ssam#define IEEE80211_BAPS_POLICY_DELAYED (0<<IEEE80211_BAPS_POLICY_S) 368170530Ssam#define IEEE80211_BAPS_POLICY_IMMEDIATE (1<<IEEE80211_BAPS_POLICY_S) 369170530Ssam 370170530Ssam/* Block Ack Sequence Control */ 371170530Ssam#define IEEE80211_BASEQ_START 0xfff0 /* starting seqnum */ 372170530Ssam#define IEEE80211_BASEQ_START_S 4 373170530Ssam#define IEEE80211_BASEQ_FRAG 0x000f /* fragment number */ 374170530Ssam#define IEEE80211_BASEQ_FRAG_S 0 375170530Ssam 376170530Ssam/* Delayed Block Ack Parameter Set */ 377170530Ssam#define IEEE80211_DELBAPS_TID 0xf000 /* TID */ 378170530Ssam#define IEEE80211_DELBAPS_TID_S 12 379170530Ssam#define IEEE80211_DELBAPS_INIT 0x0800 /* initiator */ 380170530Ssam#define IEEE80211_DELBAPS_INIT_S 11 381170530Ssam 382170530Ssam/* BA - ADDBA request */ 383170530Ssamstruct ieee80211_action_ba_addbarequest { 384170530Ssam struct ieee80211_action rq_header; 385170530Ssam uint8_t rq_dialogtoken; 386170530Ssam uint16_t rq_baparamset; 387170530Ssam uint16_t rq_batimeout; /* in TUs */ 388170530Ssam uint16_t rq_baseqctl; 389170530Ssam} __packed; 390170530Ssam 391170530Ssam/* BA - ADDBA response */ 392170530Ssamstruct ieee80211_action_ba_addbaresponse { 393170530Ssam struct ieee80211_action rs_header; 394170530Ssam uint8_t rs_dialogtoken; 395170530Ssam uint16_t rs_statuscode; 396170530Ssam uint16_t rs_baparamset; 397170530Ssam uint16_t rs_batimeout; /* in TUs */ 398170530Ssam} __packed; 399170530Ssam 400170530Ssam/* BA - DELBA */ 401170530Ssamstruct ieee80211_action_ba_delba { 402170530Ssam struct ieee80211_action dl_header; 403170530Ssam uint16_t dl_baparamset; 404170530Ssam uint16_t dl_reasoncode; 405170530Ssam} __packed; 406170530Ssam 407170530Ssam/* BAR Control */ 408170530Ssam#define IEEE80211_BAR_TID 0xf000 /* TID */ 409170530Ssam#define IEEE80211_BAR_TID_S 12 410182820Ssam#define IEEE80211_BAR_COMP 0x0004 /* Compressed Bitmap */ 411182820Ssam#define IEEE80211_BAR_MTID 0x0002 /* Multi-TID */ 412182820Ssam#define IEEE80211_BAR_NOACK 0x0001 /* No-Ack policy */ 413170530Ssam 414182820Ssam/* BAR Starting Sequence Control */ 415182820Ssam#define IEEE80211_BAR_SEQ_START 0xfff0 /* starting seqnum */ 416182820Ssam#define IEEE80211_BAR_SEQ_START_S 4 417182820Ssam 418170530Ssamstruct ieee80211_ba_request { 419170530Ssam uint16_t rq_barctl; 420170530Ssam uint16_t rq_barseqctl; 421170530Ssam} __packed; 422170530Ssam 423138568Ssam/* 424120098Ssam * Control frames. 425120098Ssam */ 426120098Ssamstruct ieee80211_frame_min { 427170530Ssam uint8_t i_fc[2]; 428170530Ssam uint8_t i_dur[2]; 429170530Ssam uint8_t i_addr1[IEEE80211_ADDR_LEN]; 430170530Ssam uint8_t i_addr2[IEEE80211_ADDR_LEN]; 431120098Ssam /* FCS */ 432138568Ssam} __packed; 433120098Ssam 434120098Ssamstruct ieee80211_frame_rts { 435170530Ssam uint8_t i_fc[2]; 436170530Ssam uint8_t i_dur[2]; 437170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 438170530Ssam uint8_t i_ta[IEEE80211_ADDR_LEN]; 439120098Ssam /* FCS */ 440138568Ssam} __packed; 441120098Ssam 442120098Ssamstruct ieee80211_frame_cts { 443170530Ssam uint8_t i_fc[2]; 444170530Ssam uint8_t i_dur[2]; 445170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 446120098Ssam /* FCS */ 447138568Ssam} __packed; 448120098Ssam 449120098Ssamstruct ieee80211_frame_ack { 450170530Ssam uint8_t i_fc[2]; 451170530Ssam uint8_t i_dur[2]; 452170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 453120098Ssam /* FCS */ 454138568Ssam} __packed; 455120098Ssam 456120098Ssamstruct ieee80211_frame_pspoll { 457170530Ssam uint8_t i_fc[2]; 458170530Ssam uint8_t i_aid[2]; 459170530Ssam uint8_t i_bssid[IEEE80211_ADDR_LEN]; 460170530Ssam uint8_t i_ta[IEEE80211_ADDR_LEN]; 461120098Ssam /* FCS */ 462138568Ssam} __packed; 463120098Ssam 464120098Ssamstruct ieee80211_frame_cfend { /* NB: also CF-End+CF-Ack */ 465170530Ssam uint8_t i_fc[2]; 466170530Ssam uint8_t i_dur[2]; /* should be zero */ 467170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 468170530Ssam uint8_t i_bssid[IEEE80211_ADDR_LEN]; 469120098Ssam /* FCS */ 470138568Ssam} __packed; 471120098Ssam 472170530Ssamstruct ieee80211_frame_bar { 473170530Ssam uint8_t i_fc[2]; 474170530Ssam uint8_t i_dur[2]; 475170530Ssam uint8_t i_ra[IEEE80211_ADDR_LEN]; 476170530Ssam uint8_t i_ta[IEEE80211_ADDR_LEN]; 477170530Ssam uint16_t i_ctl; 478170530Ssam uint16_t i_seq; 479170530Ssam /* FCS */ 480170530Ssam} __packed; 481170530Ssam 482120098Ssam/* 483116742Ssam * BEACON management packets 484116742Ssam * 485116742Ssam * octet timestamp[8] 486116742Ssam * octet beacon interval[2] 487116742Ssam * octet capability information[2] 488116742Ssam * information element 489116742Ssam * octet elemid 490116742Ssam * octet length 491116742Ssam * octet information[length] 492116742Ssam */ 493116742Ssam 494116742Ssam#define IEEE80211_BEACON_INTERVAL(beacon) \ 495116742Ssam ((beacon)[8] | ((beacon)[9] << 8)) 496116742Ssam#define IEEE80211_BEACON_CAPABILITY(beacon) \ 497116742Ssam ((beacon)[10] | ((beacon)[11] << 8)) 498116742Ssam 499116742Ssam#define IEEE80211_CAPINFO_ESS 0x0001 500116742Ssam#define IEEE80211_CAPINFO_IBSS 0x0002 501116742Ssam#define IEEE80211_CAPINFO_CF_POLLABLE 0x0004 502116742Ssam#define IEEE80211_CAPINFO_CF_POLLREQ 0x0008 503116742Ssam#define IEEE80211_CAPINFO_PRIVACY 0x0010 504116742Ssam#define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020 505116742Ssam#define IEEE80211_CAPINFO_PBCC 0x0040 506116742Ssam#define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080 507172055Ssam#define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100 508172055Ssam/* bit 9 is reserved */ 509116742Ssam#define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 510127903Ssam#define IEEE80211_CAPINFO_RSN 0x0800 511127903Ssam/* bit 12 is reserved */ 512116742Ssam#define IEEE80211_CAPINFO_DSSSOFDM 0x2000 513116742Ssam/* bits 14-15 are reserved */ 514116742Ssam 515187797Ssam#define IEEE80211_CAPINFO_BITS \ 516187797Ssam "\20\1ESS\2IBSS\3CF_POLLABLE\4CF_POLLREQ\5PRIVACY\6SHORT_PREAMBLE" \ 517187797Ssam "\7PBCC\10CHNL_AGILITY\11SPECTRUM_MGMT\13SHORT_SLOTTIME\14RSN" \ 518187797Ssam "\16DSSOFDM" 519187797Ssam 520116742Ssam/* 521127903Ssam * 802.11i/WPA information element (maximally sized). 522127903Ssam */ 523127903Ssamstruct ieee80211_ie_wpa { 524170530Ssam uint8_t wpa_id; /* IEEE80211_ELEMID_VENDOR */ 525170530Ssam uint8_t wpa_len; /* length in bytes */ 526170530Ssam uint8_t wpa_oui[3]; /* 0x00, 0x50, 0xf2 */ 527170530Ssam uint8_t wpa_type; /* OUI type */ 528170530Ssam uint16_t wpa_version; /* spec revision */ 529170530Ssam uint32_t wpa_mcipher[1]; /* multicast/group key cipher */ 530170530Ssam uint16_t wpa_uciphercnt; /* # pairwise key ciphers */ 531170530Ssam uint32_t wpa_uciphers[8];/* ciphers */ 532170530Ssam uint16_t wpa_authselcnt; /* authentication selector cnt*/ 533170530Ssam uint32_t wpa_authsels[8];/* selectors */ 534170530Ssam uint16_t wpa_caps; /* 802.11i capabilities */ 535170530Ssam uint16_t wpa_pmkidcnt; /* 802.11i pmkid count */ 536170530Ssam uint16_t wpa_pmkids[8]; /* 802.11i pmkids */ 537138568Ssam} __packed; 538127903Ssam 539127903Ssam/* 540170530Ssam * 802.11n HT Capability IE 541170530Ssam * NB: these reflect D1.10 542170530Ssam */ 543170530Ssamstruct ieee80211_ie_htcap { 544170530Ssam uint8_t hc_id; /* element ID */ 545170530Ssam uint8_t hc_len; /* length in bytes */ 546170530Ssam uint16_t hc_cap; /* HT caps (see below) */ 547170530Ssam uint8_t hc_param; /* HT params (see below) */ 548170530Ssam uint8_t hc_mcsset[16]; /* supported MCS set */ 549170530Ssam uint16_t hc_extcap; /* extended HT capabilities */ 550170530Ssam uint32_t hc_txbf; /* txbf capabilities */ 551170530Ssam uint8_t hc_antenna; /* antenna capabilities */ 552170530Ssam} __packed; 553170530Ssam 554170530Ssam/* HT capability flags (ht_cap) */ 555170530Ssam#define IEEE80211_HTCAP_LDPC 0x0001 /* LDPC supported */ 556170530Ssam#define IEEE80211_HTCAP_CHWIDTH40 0x0002 /* 20/40 supported */ 557170530Ssam#define IEEE80211_HTCAP_SMPS 0x000c /* SM Power Save mode */ 558183243Ssam#define IEEE80211_HTCAP_SMPS_OFF 0x000c /* disabled */ 559170530Ssam#define IEEE80211_HTCAP_SMPS_DYNAMIC 0x0004 /* send RTS first */ 560170530Ssam/* NB: SMPS value 2 is reserved */ 561183243Ssam#define IEEE80211_HTCAP_SMPS_ENA 0x0000 /* enabled (static mode) */ 562170530Ssam#define IEEE80211_HTCAP_GREENFIELD 0x0010 /* Greenfield supported */ 563170530Ssam#define IEEE80211_HTCAP_SHORTGI20 0x0020 /* Short GI in 20MHz */ 564170530Ssam#define IEEE80211_HTCAP_SHORTGI40 0x0040 /* Short GI in 40MHz */ 565170530Ssam#define IEEE80211_HTCAP_TXSTBC 0x0080 /* STBC tx ok */ 566170530Ssam#define IEEE80211_HTCAP_RXSTBC 0x0300 /* STBC rx support */ 567170530Ssam#define IEEE80211_HTCAP_RXSTBC_S 8 568170530Ssam#define IEEE80211_HTCAP_RXSTBC_1STREAM 0x0100 /* 1 spatial stream */ 569170530Ssam#define IEEE80211_HTCAP_RXSTBC_2STREAM 0x0200 /* 1-2 spatial streams*/ 570170530Ssam#define IEEE80211_HTCAP_RXSTBC_3STREAM 0x0300 /* 1-3 spatial streams*/ 571170530Ssam#define IEEE80211_HTCAP_DELBA 0x0400 /* HT DELBA supported */ 572170530Ssam#define IEEE80211_HTCAP_MAXAMSDU 0x0800 /* max A-MSDU length */ 573170530Ssam#define IEEE80211_HTCAP_MAXAMSDU_7935 0x0800 /* 7935 octets */ 574170530Ssam#define IEEE80211_HTCAP_MAXAMSDU_3839 0x0000 /* 3839 octets */ 575170530Ssam#define IEEE80211_HTCAP_DSSSCCK40 0x1000 /* DSSS/CCK in 40MHz */ 576170530Ssam#define IEEE80211_HTCAP_PSMP 0x2000 /* PSMP supported */ 577170530Ssam#define IEEE80211_HTCAP_40INTOLERANT 0x4000 /* 40MHz intolerant */ 578170530Ssam#define IEEE80211_HTCAP_LSIGTXOPPROT 0x8000 /* L-SIG TXOP prot */ 579170530Ssam 580187797Ssam#define IEEE80211_HTCAP_BITS \ 581187797Ssam "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \ 582187797Ssam "\13DELBA\14AMSDU(7935)\15DSSSCCK40\16PSMP\1740INTOLERANT" \ 583187797Ssam "\20LSIGTXOPPROT" 584187797Ssam 585170530Ssam/* HT parameters (hc_param) */ 586170530Ssam#define IEEE80211_HTCAP_MAXRXAMPDU 0x03 /* max rx A-MPDU factor */ 587170530Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_S 0 588173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_8K 0 589173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_16K 1 590173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_32K 2 591173273Ssam#define IEEE80211_HTCAP_MAXRXAMPDU_64K 3 592170530Ssam#define IEEE80211_HTCAP_MPDUDENSITY 0x1c /* min MPDU start spacing */ 593170530Ssam#define IEEE80211_HTCAP_MPDUDENSITY_S 2 594173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_NA 0 /* no time restriction */ 595173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_025 1 /* 1/4 us */ 596173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_05 2 /* 1/2 us */ 597173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_1 3 /* 1 us */ 598173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_2 4 /* 2 us */ 599173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_4 5 /* 4 us */ 600173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_8 6 /* 8 us */ 601173273Ssam#define IEEE80211_HTCAP_MPDUDENSITY_16 7 /* 16 us */ 602170530Ssam 603170530Ssam/* HT extended capabilities (hc_extcap) */ 604170530Ssam#define IEEE80211_HTCAP_PCO 0x0001 /* PCO capable */ 605170530Ssam#define IEEE80211_HTCAP_PCOTRANS 0x0006 /* PCO transition time */ 606170530Ssam#define IEEE80211_HTCAP_PCOTRANS_S 1 607170530Ssam#define IEEE80211_HTCAP_PCOTRANS_04 0x0002 /* 400 us */ 608170530Ssam#define IEEE80211_HTCAP_PCOTRANS_15 0x0004 /* 1.5 ms */ 609170530Ssam#define IEEE80211_HTCAP_PCOTRANS_5 0x0006 /* 5 ms */ 610170530Ssam/* bits 3-7 reserved */ 611170530Ssam#define IEEE80211_HTCAP_MCSFBACK 0x0300 /* MCS feedback */ 612170530Ssam#define IEEE80211_HTCAP_MCSFBACK_S 8 613170530Ssam#define IEEE80211_HTCAP_MCSFBACK_NONE 0x0000 /* nothing provided */ 614170530Ssam#define IEEE80211_HTCAP_MCSFBACK_UNSOL 0x0200 /* unsolicited feedback */ 615170530Ssam#define IEEE80211_HTCAP_MCSFBACK_MRQ 0x0300 /* " "+respond to MRQ */ 616170530Ssam#define IEEE80211_HTCAP_HTC 0x0400 /* +HTC support */ 617170530Ssam#define IEEE80211_HTCAP_RDR 0x0800 /* reverse direction responder*/ 618170530Ssam/* bits 12-15 reserved */ 619170530Ssam 620170530Ssam/* 621170530Ssam * 802.11n HT Information IE 622170530Ssam */ 623170530Ssamstruct ieee80211_ie_htinfo { 624170530Ssam uint8_t hi_id; /* element ID */ 625170530Ssam uint8_t hi_len; /* length in bytes */ 626170530Ssam uint8_t hi_ctrlchannel; /* primary channel */ 627170530Ssam uint8_t hi_byte1; /* ht ie byte 1 */ 628172055Ssam uint8_t hi_byte2; /* ht ie byte 2 */ 629172055Ssam uint8_t hi_byte3; /* ht ie byte 3 */ 630170530Ssam uint16_t hi_byte45; /* ht ie bytes 4+5 */ 631172055Ssam uint8_t hi_basicmcsset[16]; /* basic MCS set */ 632170530Ssam} __packed; 633170530Ssam 634170530Ssam/* byte1 */ 635170530Ssam#define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */ 636170530Ssam#define IEEE80211_HTINFO_2NDCHAN_S 0 637170530Ssam#define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */ 638170530Ssam#define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */ 639170530Ssam/* NB: 2 is reserved */ 640170530Ssam#define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */ 641170530Ssam#define IEEE80211_HTINFO_TXWIDTH 0x04 /* tx channel width */ 642170530Ssam#define IEEE80211_HTINFO_TXWIDTH_20 0x00 /* 20MHz width */ 643170530Ssam#define IEEE80211_HTINFO_TXWIDTH_2040 0x04 /* any supported width */ 644170530Ssam#define IEEE80211_HTINFO_RIFSMODE 0x08 /* Reduced IFS (RIFS) use */ 645170530Ssam#define IEEE80211_HTINFO_RIFSMODE_PROH 0x00 /* RIFS use prohibited */ 646170530Ssam#define IEEE80211_HTINFO_RIFSMODE_PERM 0x08 /* RIFS use permitted */ 647170530Ssam#define IEEE80211_HTINFO_PMSPONLY 0x10 /* PSMP required to associate */ 648170530Ssam#define IEEE80211_HTINFO_SIGRAN 0xe0 /* shortest Service Interval */ 649170530Ssam#define IEEE80211_HTINFO_SIGRAN_S 5 650170530Ssam#define IEEE80211_HTINFO_SIGRAN_5 0x00 /* 5 ms */ 651170530Ssam/* XXX add rest */ 652170530Ssam 653170530Ssam/* bytes 2+3 */ 654170530Ssam#define IEEE80211_HTINFO_OPMODE 0x03 /* operating mode */ 655170530Ssam#define IEEE80211_HTINFO_OPMODE_S 0 656170530Ssam#define IEEE80211_HTINFO_OPMODE_PURE 0x00 /* no protection */ 657172055Ssam#define IEEE80211_HTINFO_OPMODE_PROTOPT 0x01 /* protection optional */ 658172055Ssam#define IEEE80211_HTINFO_OPMODE_HT20PR 0x02 /* protection for HT20 sta's */ 659172055Ssam#define IEEE80211_HTINFO_OPMODE_MIXED 0x03 /* protection for legacy sta's*/ 660170530Ssam#define IEEE80211_HTINFO_NONGF_PRESENT 0x04 /* non-GF sta's present */ 661170530Ssam#define IEEE80211_HTINFO_TXBL 0x08 /* transmit burst limit */ 662170530Ssam#define IEEE80211_HTINFO_NONHT_PRESENT 0x10 /* non-HT sta's present */ 663170530Ssam/* bits 5-15 reserved */ 664170530Ssam 665170530Ssam/* bytes 4+5 */ 666170530Ssam#define IEEE80211_HTINFO_2NDARYBEACON 0x01 667170530Ssam#define IEEE80211_HTINFO_LSIGTXOPPROT 0x02 668170530Ssam#define IEEE80211_HTINFO_PCO_ACTIVE 0x04 669170530Ssam#define IEEE80211_HTINFO_40MHZPHASE 0x08 670170530Ssam 671170530Ssam/* byte5 */ 672170530Ssam#define IEEE80211_HTINFO_BASIC_STBCMCS 0x7f 673170530Ssam#define IEEE80211_HTINFO_BASIC_STBCMCS_S 0 674170530Ssam#define IEEE80211_HTINFO_DUALPROTECTED 0x80 675170530Ssam 676170530Ssam/* 677138568Ssam * Management information element payloads. 678116742Ssam */ 679116742Ssam 680116742Ssamenum { 681138568Ssam IEEE80211_ELEMID_SSID = 0, 682138568Ssam IEEE80211_ELEMID_RATES = 1, 683138568Ssam IEEE80211_ELEMID_FHPARMS = 2, 684138568Ssam IEEE80211_ELEMID_DSPARMS = 3, 685138568Ssam IEEE80211_ELEMID_CFPARMS = 4, 686138568Ssam IEEE80211_ELEMID_TIM = 5, 687138568Ssam IEEE80211_ELEMID_IBSSPARMS = 6, 688138568Ssam IEEE80211_ELEMID_COUNTRY = 7, 689138568Ssam IEEE80211_ELEMID_CHALLENGE = 16, 690127903Ssam /* 17-31 reserved for challenge text extension */ 691170530Ssam IEEE80211_ELEMID_PWRCNSTR = 32, 692170530Ssam IEEE80211_ELEMID_PWRCAP = 33, 693170530Ssam IEEE80211_ELEMID_TPCREQ = 34, 694170530Ssam IEEE80211_ELEMID_TPCREP = 35, 695170530Ssam IEEE80211_ELEMID_SUPPCHAN = 36, 696193439Ssam IEEE80211_ELEMID_CSA = 37, 697170530Ssam IEEE80211_ELEMID_MEASREQ = 38, 698170530Ssam IEEE80211_ELEMID_MEASREP = 39, 699170530Ssam IEEE80211_ELEMID_QUIET = 40, 700170530Ssam IEEE80211_ELEMID_IBSSDFS = 41, 701138568Ssam IEEE80211_ELEMID_ERP = 42, 702170530Ssam IEEE80211_ELEMID_HTCAP = 45, 703138568Ssam IEEE80211_ELEMID_RSN = 48, 704138568Ssam IEEE80211_ELEMID_XRATES = 50, 705170530Ssam IEEE80211_ELEMID_HTINFO = 61, 706138568Ssam IEEE80211_ELEMID_TPC = 150, 707138568Ssam IEEE80211_ELEMID_CCKM = 156, 708138568Ssam IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ 709195618Srpaulo 710195618Srpaulo /* 711195618Srpaulo * 802.11s IEs based on D3.0 spec and were not assigned by 712195618Srpaulo * ANA. Beware changing them because some of them are being 713195618Srpaulo * kept compatible with Linux. 714195618Srpaulo */ 715195618Srpaulo IEEE80211_ELEMID_MESHCONF = 51, 716195618Srpaulo IEEE80211_ELEMID_MESHID = 52, 717195618Srpaulo IEEE80211_ELEMID_MESHLINK = 35, 718195618Srpaulo IEEE80211_ELEMID_MESHCNGST = 36, 719195618Srpaulo IEEE80211_ELEMID_MESHPEER = 55, 720195618Srpaulo IEEE80211_ELEMID_MESHCSA = 38, 721195618Srpaulo IEEE80211_ELEMID_MESHTIM = 39, 722195618Srpaulo IEEE80211_ELEMID_MESHAWAKEW = 40, 723195618Srpaulo IEEE80211_ELEMID_MESHBEACONT = 41, 724195618Srpaulo IEEE80211_ELEMID_MESHPANN = 48, 725195618Srpaulo IEEE80211_ELEMID_MESHRANN = 49, 726195618Srpaulo IEEE80211_ELEMID_MESHPREQ = 68, 727195618Srpaulo IEEE80211_ELEMID_MESHPREP = 69, 728195618Srpaulo IEEE80211_ELEMID_MESHPERR = 70, 729195618Srpaulo IEEE80211_ELEMID_MESHPU = 53, 730195618Srpaulo IEEE80211_ELEMID_MESHPUC = 54, 731195618Srpaulo IEEE80211_ELEMID_MESHAH = 60, /* Abbreviated Handshake */ 732195618Srpaulo IEEE80211_ELEMID_MESHPEERVER = 80, /* Peering Protocol Version */ 733116742Ssam}; 734116742Ssam 735138568Ssamstruct ieee80211_tim_ie { 736170530Ssam uint8_t tim_ie; /* IEEE80211_ELEMID_TIM */ 737170530Ssam uint8_t tim_len; 738170530Ssam uint8_t tim_count; /* DTIM count */ 739170530Ssam uint8_t tim_period; /* DTIM period */ 740170530Ssam uint8_t tim_bitctl; /* bitmap control */ 741170530Ssam uint8_t tim_bitmap[1]; /* variable-length bitmap */ 742138568Ssam} __packed; 743127903Ssam 744138568Ssamstruct ieee80211_country_ie { 745170530Ssam uint8_t ie; /* IEEE80211_ELEMID_COUNTRY */ 746170530Ssam uint8_t len; 747170530Ssam uint8_t cc[3]; /* ISO CC+(I)ndoor/(O)utdoor */ 748138568Ssam struct { 749170530Ssam uint8_t schan; /* starting channel */ 750170530Ssam uint8_t nchan; /* number channels */ 751170530Ssam uint8_t maxtxpwr; /* tx power cap */ 752178354Ssam } __packed band[1]; /* sub bands (NB: var size) */ 753138568Ssam} __packed; 754116742Ssam 755178354Ssam#define IEEE80211_COUNTRY_MAX_BANDS 84 /* max possible bands */ 756178354Ssam#define IEEE80211_COUNTRY_MAX_SIZE \ 757178354Ssam (sizeof(struct ieee80211_country_ie) + 3*(IEEE80211_COUNTRY_MAX_BANDS-1)) 758178354Ssam 759170530Ssam/* 760172055Ssam * 802.11h Channel Switch Announcement (CSA). 761172055Ssam */ 762172055Ssamstruct ieee80211_csa_ie { 763172055Ssam uint8_t csa_ie; /* IEEE80211_ELEMID_CHANSWITCHANN */ 764172055Ssam uint8_t csa_len; 765172055Ssam uint8_t csa_mode; /* Channel Switch Mode */ 766172055Ssam uint8_t csa_newchan; /* New Channel Number */ 767172055Ssam uint8_t csa_count; /* Channel Switch Count */ 768172055Ssam} __packed; 769172055Ssam 770193439Ssam/* 771193439Ssam * Note the min acceptable CSA count is used to guard against 772193439Ssam * malicious CSA injection in station mode. Defining this value 773193439Ssam * as other than 0 violates the 11h spec. 774193439Ssam */ 775193439Ssam#define IEEE80211_CSA_COUNT_MIN 2 776193439Ssam#define IEEE80211_CSA_COUNT_MAX 255 777193439Ssam 778172055Ssam/* rate set entries are in .5 Mb/s units, and potentially marked as basic */ 779138568Ssam#define IEEE80211_RATE_BASIC 0x80 780138568Ssam#define IEEE80211_RATE_VAL 0x7f 781138568Ssam 782116742Ssam/* EPR information element flags */ 783138568Ssam#define IEEE80211_ERP_NON_ERP_PRESENT 0x01 784138568Ssam#define IEEE80211_ERP_USE_PROTECTION 0x02 785138568Ssam#define IEEE80211_ERP_LONG_PREAMBLE 0x04 786116742Ssam 787187797Ssam#define IEEE80211_ERP_BITS \ 788187797Ssam "\20\1NON_ERP_PRESENT\2USE_PROTECTION\3LONG_PREAMBLE" 789187797Ssam 790170530Ssam#define ATH_OUI 0x7f0300 /* Atheros OUI */ 791190455Ssam#define ATH_OUI_TYPE 0x01 /* Atheros protocol ie */ 792127903Ssam 793190455Ssam/* NB: Atheros allocated the OUI for this purpose ~2005 but beware ... */ 794190455Ssam#define TDMA_OUI ATH_OUI 795190455Ssam#define TDMA_OUI_TYPE 0x02 /* TDMA protocol ie */ 796190455Ssam 797170530Ssam#define BCM_OUI 0x4c9000 /* Broadcom OUI */ 798170530Ssam#define BCM_OUI_HTCAP 51 /* pre-draft HTCAP ie */ 799170530Ssam#define BCM_OUI_HTINFO 52 /* pre-draft HTINFO ie */ 800170530Ssam 801127903Ssam#define WPA_OUI 0xf25000 802127903Ssam#define WPA_OUI_TYPE 0x01 803138568Ssam#define WPA_VERSION 1 /* current supported version */ 804127903Ssam 805127903Ssam#define WPA_CSE_NULL 0x00 806127903Ssam#define WPA_CSE_WEP40 0x01 807127903Ssam#define WPA_CSE_TKIP 0x02 808127903Ssam#define WPA_CSE_CCMP 0x04 809127903Ssam#define WPA_CSE_WEP104 0x05 810127903Ssam 811127903Ssam#define WPA_ASE_NONE 0x00 812127903Ssam#define WPA_ASE_8021X_UNSPEC 0x01 813127903Ssam#define WPA_ASE_8021X_PSK 0x02 814127903Ssam 815181347Ssam#define WPS_OUI_TYPE 0x04 816181347Ssam 817138568Ssam#define RSN_OUI 0xac0f00 818138568Ssam#define RSN_VERSION 1 /* current supported version */ 819138568Ssam 820138568Ssam#define RSN_CSE_NULL 0x00 821138568Ssam#define RSN_CSE_WEP40 0x01 822138568Ssam#define RSN_CSE_TKIP 0x02 823138568Ssam#define RSN_CSE_WRAP 0x03 824138568Ssam#define RSN_CSE_CCMP 0x04 825138568Ssam#define RSN_CSE_WEP104 0x05 826138568Ssam 827138568Ssam#define RSN_ASE_NONE 0x00 828138568Ssam#define RSN_ASE_8021X_UNSPEC 0x01 829138568Ssam#define RSN_ASE_8021X_PSK 0x02 830138568Ssam 831138568Ssam#define RSN_CAP_PREAUTH 0x01 832138568Ssam 833138568Ssam#define WME_OUI 0xf25000 834138568Ssam#define WME_OUI_TYPE 0x02 835138568Ssam#define WME_INFO_OUI_SUBTYPE 0x00 836138568Ssam#define WME_PARAM_OUI_SUBTYPE 0x01 837138568Ssam#define WME_VERSION 1 838138568Ssam 839138568Ssam/* WME stream classes */ 840138568Ssam#define WME_AC_BE 0 /* best effort */ 841138568Ssam#define WME_AC_BK 1 /* background */ 842138568Ssam#define WME_AC_VI 2 /* video */ 843138568Ssam#define WME_AC_VO 3 /* voice */ 844138568Ssam 845116742Ssam/* 846116742Ssam * AUTH management packets 847116742Ssam * 848116742Ssam * octet algo[2] 849116742Ssam * octet seq[2] 850116742Ssam * octet status[2] 851116742Ssam * octet chal.id 852116742Ssam * octet chal.length 853172055Ssam * octet chal.text[253] NB: 1-253 bytes 854116742Ssam */ 855116742Ssam 856172055Ssam/* challenge length for shared key auth */ 857172055Ssam#define IEEE80211_CHALLENGE_LEN 128 858116742Ssam 859138568Ssam#define IEEE80211_AUTH_ALG_OPEN 0x0000 860138568Ssam#define IEEE80211_AUTH_ALG_SHARED 0x0001 861138568Ssam#define IEEE80211_AUTH_ALG_LEAP 0x0080 862116742Ssam 863116742Ssamenum { 864116742Ssam IEEE80211_AUTH_OPEN_REQUEST = 1, 865116742Ssam IEEE80211_AUTH_OPEN_RESPONSE = 2, 866116742Ssam}; 867116742Ssam 868116742Ssamenum { 869116742Ssam IEEE80211_AUTH_SHARED_REQUEST = 1, 870116742Ssam IEEE80211_AUTH_SHARED_CHALLENGE = 2, 871116742Ssam IEEE80211_AUTH_SHARED_RESPONSE = 3, 872116742Ssam IEEE80211_AUTH_SHARED_PASS = 4, 873116742Ssam}; 874116742Ssam 875116742Ssam/* 876172055Ssam * Reason and status codes. 877116742Ssam * 878172055Ssam * Reason codes are used in management frames to indicate why an 879172055Ssam * action took place (e.g. on disassociation). Status codes are 880172055Ssam * used in management frames to indicate the result of an operation. 881172055Ssam * 882116742Ssam * Unlisted codes are reserved 883116742Ssam */ 884116742Ssam 885116742Ssamenum { 886116742Ssam IEEE80211_REASON_UNSPECIFIED = 1, 887116742Ssam IEEE80211_REASON_AUTH_EXPIRE = 2, 888116742Ssam IEEE80211_REASON_AUTH_LEAVE = 3, 889116742Ssam IEEE80211_REASON_ASSOC_EXPIRE = 4, 890116742Ssam IEEE80211_REASON_ASSOC_TOOMANY = 5, 891116742Ssam IEEE80211_REASON_NOT_AUTHED = 6, 892116742Ssam IEEE80211_REASON_NOT_ASSOCED = 7, 893116742Ssam IEEE80211_REASON_ASSOC_LEAVE = 8, 894116742Ssam IEEE80211_REASON_ASSOC_NOT_AUTHED = 9, 895172055Ssam IEEE80211_REASON_DISASSOC_PWRCAP_BAD = 10, /* 11h */ 896172055Ssam IEEE80211_REASON_DISASSOC_SUPCHAN_BAD = 11, /* 11h */ 897172055Ssam IEEE80211_REASON_IE_INVALID = 13, /* 11i */ 898172055Ssam IEEE80211_REASON_MIC_FAILURE = 14, /* 11i */ 899172055Ssam IEEE80211_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, /* 11i */ 900172055Ssam IEEE80211_REASON_GROUP_KEY_UPDATE_TIMEOUT = 16, /* 11i */ 901172055Ssam IEEE80211_REASON_IE_IN_4WAY_DIFFERS = 17, /* 11i */ 902172055Ssam IEEE80211_REASON_GROUP_CIPHER_INVALID = 18, /* 11i */ 903172055Ssam IEEE80211_REASON_PAIRWISE_CIPHER_INVALID= 19, /* 11i */ 904172055Ssam IEEE80211_REASON_AKMP_INVALID = 20, /* 11i */ 905172055Ssam IEEE80211_REASON_UNSUPP_RSN_IE_VERSION = 21, /* 11i */ 906172055Ssam IEEE80211_REASON_INVALID_RSN_IE_CAP = 22, /* 11i */ 907172055Ssam IEEE80211_REASON_802_1X_AUTH_FAILED = 23, /* 11i */ 908172055Ssam IEEE80211_REASON_CIPHER_SUITE_REJECTED = 24, /* 11i */ 909182820Ssam IEEE80211_REASON_UNSPECIFIED_QOS = 32, /* 11e */ 910182820Ssam IEEE80211_REASON_INSUFFICIENT_BW = 33, /* 11e */ 911182820Ssam IEEE80211_REASON_TOOMANY_FRAMES = 34, /* 11e */ 912182820Ssam IEEE80211_REASON_OUTSIDE_TXOP = 35, /* 11e */ 913182820Ssam IEEE80211_REASON_LEAVING_QBSS = 36, /* 11e */ 914182820Ssam IEEE80211_REASON_BAD_MECHANISM = 37, /* 11e */ 915182820Ssam IEEE80211_REASON_SETUP_NEEDED = 38, /* 11e */ 916182820Ssam IEEE80211_REASON_TIMEOUT = 39, /* 11e */ 917116742Ssam 918195618Srpaulo /* values not yet allocated by ANA */ 919195618Srpaulo IEEE80211_REASON_PEER_LINK_CANCELED = 2, /* 11s */ 920195618Srpaulo IEEE80211_REASON_MESH_MAX_PEERS = 3, /* 11s */ 921195618Srpaulo IEEE80211_REASON_MESH_CPVIOLATION = 4, /* 11s */ 922195618Srpaulo IEEE80211_REASON_MESH_CLOSE_RCVD = 5, /* 11s */ 923195618Srpaulo IEEE80211_REASON_MESH_MAX_RETRIES = 6, /* 11s */ 924195618Srpaulo IEEE80211_REASON_MESH_CONFIRM_TIMEOUT = 7, /* 11s */ 925195618Srpaulo IEEE80211_REASON_MESH_INVALID_GTK = 8, /* 11s */ 926195618Srpaulo IEEE80211_REASON_MESH_INCONS_PARAMS = 9, /* 11s */ 927195618Srpaulo IEEE80211_REASON_MESH_INVALID_SECURITY = 10, /* 11s */ 928195618Srpaulo 929116742Ssam IEEE80211_STATUS_SUCCESS = 0, 930116742Ssam IEEE80211_STATUS_UNSPECIFIED = 1, 931116742Ssam IEEE80211_STATUS_CAPINFO = 10, 932116742Ssam IEEE80211_STATUS_NOT_ASSOCED = 11, 933116742Ssam IEEE80211_STATUS_OTHER = 12, 934116742Ssam IEEE80211_STATUS_ALG = 13, 935116742Ssam IEEE80211_STATUS_SEQUENCE = 14, 936116742Ssam IEEE80211_STATUS_CHALLENGE = 15, 937116742Ssam IEEE80211_STATUS_TIMEOUT = 16, 938116742Ssam IEEE80211_STATUS_TOOMANY = 17, 939116742Ssam IEEE80211_STATUS_BASIC_RATE = 18, 940172055Ssam IEEE80211_STATUS_SP_REQUIRED = 19, /* 11b */ 941172055Ssam IEEE80211_STATUS_PBCC_REQUIRED = 20, /* 11b */ 942172055Ssam IEEE80211_STATUS_CA_REQUIRED = 21, /* 11b */ 943172055Ssam IEEE80211_STATUS_SPECMGMT_REQUIRED = 22, /* 11h */ 944172055Ssam IEEE80211_STATUS_PWRCAP_REQUIRED = 23, /* 11h */ 945172055Ssam IEEE80211_STATUS_SUPCHAN_REQUIRED = 24, /* 11h */ 946172055Ssam IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, /* 11g */ 947172055Ssam IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, /* 11g */ 948193542Ssam IEEE80211_STATUS_MISSING_HT_CAPS = 27, /* 11n D3.0 */ 949172055Ssam IEEE80211_STATUS_INVALID_IE = 40, /* 11i */ 950172055Ssam IEEE80211_STATUS_GROUP_CIPHER_INVALID = 41, /* 11i */ 951172055Ssam IEEE80211_STATUS_PAIRWISE_CIPHER_INVALID = 42, /* 11i */ 952172055Ssam IEEE80211_STATUS_AKMP_INVALID = 43, /* 11i */ 953172055Ssam IEEE80211_STATUS_UNSUPP_RSN_IE_VERSION = 44, /* 11i */ 954172055Ssam IEEE80211_STATUS_INVALID_RSN_IE_CAP = 45, /* 11i */ 955172055Ssam IEEE80211_STATUS_CIPHER_SUITE_REJECTED = 46, /* 11i */ 956116742Ssam}; 957116742Ssam 958138568Ssam#define IEEE80211_WEP_KEYLEN 5 /* 40bit */ 959138568Ssam#define IEEE80211_WEP_IVLEN 3 /* 24bit */ 960138568Ssam#define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ 961138568Ssam#define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ 962178354Ssam#define IEEE80211_WEP_TOTLEN (IEEE80211_WEP_IVLEN + \ 963178354Ssam IEEE80211_WEP_KIDLEN + \ 964178354Ssam IEEE80211_WEP_CRCLEN) 965138568Ssam#define IEEE80211_WEP_NKID 4 /* number of key ids */ 966116742Ssam 967138568Ssam/* 968138568Ssam * 802.11i defines an extended IV for use with non-WEP ciphers. 969138568Ssam * When the EXTIV bit is set in the key id byte an additional 970138568Ssam * 4 bytes immediately follow the IV for TKIP. For CCMP the 971138568Ssam * EXTIV bit is likewise set but the 8 bytes represent the 972138568Ssam * CCMP header rather than IV+extended-IV. 973138568Ssam */ 974138568Ssam#define IEEE80211_WEP_EXTIV 0x20 975138568Ssam#define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */ 976138568Ssam#define IEEE80211_WEP_MICLEN 8 /* trailing MIC */ 977116742Ssam 978138568Ssam#define IEEE80211_CRC_LEN 4 979138568Ssam 980124457Ssam/* 981124457Ssam * Maximum acceptable MTU is: 982124457Ssam * IEEE80211_MAX_LEN - WEP overhead - CRC - 983124457Ssam * QoS overhead - RSN/WPA overhead 984124457Ssam * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default 985124457Ssam * mtu is Ethernet-compatible; it's set by ether_ifattach. 986124457Ssam */ 987138568Ssam#define IEEE80211_MTU_MAX 2290 988138568Ssam#define IEEE80211_MTU_MIN 32 989124457Ssam 990138568Ssam#define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \ 991116742Ssam (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN)) 992138568Ssam#define IEEE80211_ACK_LEN \ 993138568Ssam (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN) 994120098Ssam#define IEEE80211_MIN_LEN \ 995120098Ssam (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN) 996116742Ssam 997138568Ssam/* 998138568Ssam * The 802.11 spec says at most 2007 stations may be 999138568Ssam * associated at once. For most AP's this is way more 1000178354Ssam * than is feasible so we use a default of IEEE80211_AID_DEF. 1001178354Ssam * This number may be overridden by the driver and/or by 1002178354Ssam * user configuration but may not be less than IEEE80211_AID_MIN 1003178354Ssam * (see _ieee80211.h for implementation-specific settings). 1004138568Ssam */ 1005138568Ssam#define IEEE80211_AID_MAX 2007 1006138568Ssam 1007138568Ssam#define IEEE80211_AID(b) ((b) &~ 0xc000) 1008138568Ssam 1009116742Ssam/* 1010116742Ssam * RTS frame length parameters. The default is specified in 1011148291Ssam * the 802.11 spec as 512; we treat it as implementation-dependent 1012148291Ssam * so it's defined in ieee80211_var.h. The max may be wrong 1013148291Ssam * for jumbo frames. 1014116742Ssam */ 1015138568Ssam#define IEEE80211_RTS_MIN 1 1016148291Ssam#define IEEE80211_RTS_MAX 2346 1017116742Ssam 1018148291Ssam/* 1019148291Ssam * TX fragmentation parameters. As above for RTS, we treat 1020148291Ssam * default as implementation-dependent so define it elsewhere. 1021148291Ssam */ 1022148291Ssam#define IEEE80211_FRAG_MIN 256 1023148291Ssam#define IEEE80211_FRAG_MAX 2346 1024148291Ssam 1025160685Ssam/* 1026160685Ssam * Beacon interval (TU's). Min+max come from WiFi requirements. 1027160685Ssam * As above, we treat default as implementation-dependent so 1028160685Ssam * define it elsewhere. 1029160685Ssam */ 1030160685Ssam#define IEEE80211_BINTVAL_MAX 1000 /* max beacon interval (TU's) */ 1031160685Ssam#define IEEE80211_BINTVAL_MIN 25 /* min beacon interval (TU's) */ 1032160685Ssam 1033160685Ssam/* 1034160685Ssam * DTIM period (beacons). Min+max are not really defined 1035160685Ssam * by the protocol but we want them publicly visible so 1036160685Ssam * define them here. 1037160685Ssam */ 1038160685Ssam#define IEEE80211_DTIM_MAX 15 /* max DTIM period */ 1039160685Ssam#define IEEE80211_DTIM_MIN 1 /* min DTIM period */ 1040160685Ssam 1041160685Ssam/* 1042160685Ssam * Beacon miss threshold (beacons). As for DTIM, we define 1043160685Ssam * them here to be publicly visible. Note the max may be 1044160685Ssam * clamped depending on device capabilities. 1045160685Ssam */ 1046160685Ssam#define IEEE80211_HWBMISS_MIN 1 1047160685Ssam#define IEEE80211_HWBMISS_MAX 255 1048160685Ssam 1049170530Ssam/* 1050170530Ssam * 802.11 frame duration definitions. 1051170530Ssam */ 1052170530Ssam 1053170530Ssamstruct ieee80211_duration { 1054170530Ssam uint16_t d_rts_dur; 1055170530Ssam uint16_t d_data_dur; 1056170530Ssam uint16_t d_plcp_len; 1057170530Ssam uint8_t d_residue; /* unused octets in time slot */ 1058170530Ssam}; 1059170530Ssam 1060170530Ssam/* One Time Unit (TU) is 1Kus = 1024 microseconds. */ 1061170530Ssam#define IEEE80211_DUR_TU 1024 1062170530Ssam 1063170530Ssam/* IEEE 802.11b durations for DSSS PHY in microseconds */ 1064170530Ssam#define IEEE80211_DUR_DS_LONG_PREAMBLE 144 1065170530Ssam#define IEEE80211_DUR_DS_SHORT_PREAMBLE 72 1066170530Ssam 1067170530Ssam#define IEEE80211_DUR_DS_SLOW_PLCPHDR 48 1068170530Ssam#define IEEE80211_DUR_DS_FAST_PLCPHDR 24 1069170530Ssam#define IEEE80211_DUR_DS_SLOW_ACK 112 1070170530Ssam#define IEEE80211_DUR_DS_FAST_ACK 56 1071170530Ssam#define IEEE80211_DUR_DS_SLOW_CTS 112 1072170530Ssam#define IEEE80211_DUR_DS_FAST_CTS 56 1073170530Ssam 1074170530Ssam#define IEEE80211_DUR_DS_SLOT 20 1075170530Ssam#define IEEE80211_DUR_DS_SIFS 10 1076170530Ssam#define IEEE80211_DUR_DS_PIFS (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT) 1077170530Ssam#define IEEE80211_DUR_DS_DIFS (IEEE80211_DUR_DS_SIFS + \ 1078170530Ssam 2 * IEEE80211_DUR_DS_SLOT) 1079170530Ssam#define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \ 1080170530Ssam IEEE80211_DUR_DS_SLOW_ACK + \ 1081170530Ssam IEEE80211_DUR_DS_LONG_PREAMBLE + \ 1082170530Ssam IEEE80211_DUR_DS_SLOW_PLCPHDR + \ 1083170530Ssam IEEE80211_DUR_DIFS) 1084170530Ssam 1085116742Ssam#endif /* _NET80211_IEEE80211_H_ */ 1086