/*- * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $Id$ */ #ifndef _NET80211_IEEE80211_H_ #define _NET80211_IEEE80211_H_ /* * 802.11 protocol definitions. */ #define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ /* is 802.11 address multicast/broadcast? */ #define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01) /* IEEE 802.11 PLCP header */ struct ieee80211_plcp_hdr { u_int16_t i_sfd; u_int8_t i_signal; u_int8_t i_service; u_int16_t i_length; u_int16_t i_crc; } __packed; #define IEEE80211_PLCP_SFD 0xF3A0 #define IEEE80211_PLCP_SERVICE 0x00 /* * generic definitions for IEEE 802.11 frames */ struct ieee80211_frame { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_addr1[IEEE80211_ADDR_LEN]; u_int8_t i_addr2[IEEE80211_ADDR_LEN]; u_int8_t i_addr3[IEEE80211_ADDR_LEN]; u_int8_t i_seq[2]; /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ /* see below */ } __packed; struct ieee80211_qosframe { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_addr1[IEEE80211_ADDR_LEN]; u_int8_t i_addr2[IEEE80211_ADDR_LEN]; u_int8_t i_addr3[IEEE80211_ADDR_LEN]; u_int8_t i_seq[2]; u_int8_t i_qos[2]; /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ /* see below */ } __packed; struct ieee80211_qoscntl { u_int8_t i_qos[2]; }; struct ieee80211_frame_addr4 { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_addr1[IEEE80211_ADDR_LEN]; u_int8_t i_addr2[IEEE80211_ADDR_LEN]; u_int8_t i_addr3[IEEE80211_ADDR_LEN]; u_int8_t i_seq[2]; u_int8_t i_addr4[IEEE80211_ADDR_LEN]; } __packed; struct ieee80211_qosframe_addr4 { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_addr1[IEEE80211_ADDR_LEN]; u_int8_t i_addr2[IEEE80211_ADDR_LEN]; u_int8_t i_addr3[IEEE80211_ADDR_LEN]; u_int8_t i_seq[2]; u_int8_t i_addr4[IEEE80211_ADDR_LEN]; u_int8_t i_qos[2]; } __packed; struct ieee80211_ctlframe_addr2 { u_int8_t i_fc[2]; __le16 i_aidordur; /* AID or duration */ u_int8_t i_addr1[IEEE80211_ADDR_LEN]; u_int8_t i_addr2[IEEE80211_ADDR_LEN]; } __packed; #define IEEE80211_FC0_VERSION_MASK 0x03 #define IEEE80211_FC0_VERSION_SHIFT 0 #define IEEE80211_FC0_VERSION_0 0x00 #define IEEE80211_FC0_TYPE_MASK 0x0c #define IEEE80211_FC0_TYPE_SHIFT 2 #define IEEE80211_FC0_TYPE_MGT 0x00 #define IEEE80211_FC0_TYPE_CTL 0x04 #define IEEE80211_FC0_TYPE_DATA 0x08 #define IEEE80211_FC0_SUBTYPE_MASK 0xf0 #define IEEE80211_FC0_SUBTYPE_SHIFT 4 /* for TYPE_MGT */ #define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00 #define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10 #define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20 #define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30 #define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40 #define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50 #define IEEE80211_FC0_SUBTYPE_BEACON 0x80 #define IEEE80211_FC0_SUBTYPE_ATIM 0x90 #define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0 #define IEEE80211_FC0_SUBTYPE_AUTH 0xb0 #define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0 #define IEEE80211_FC0_SUBTYPE_ACTION 0xd0 /* for TYPE_CTL */ #define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 #define IEEE80211_FC0_SUBTYPE_RTS 0xb0 #define IEEE80211_FC0_SUBTYPE_CTS 0xc0 #define IEEE80211_FC0_SUBTYPE_ACK 0xd0 #define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 #define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 /* for TYPE_DATA (bit combination) */ #define IEEE80211_FC0_SUBTYPE_DATA 0x00 #define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10 #define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20 #define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30 #define IEEE80211_FC0_SUBTYPE_NODATA 0x40 #define IEEE80211_FC0_SUBTYPE_CFACK 0x50 #define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60 #define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70 #define IEEE80211_FC0_SUBTYPE_QOS 0x80 #define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 #define IEEE80211_FC1_DIR_MASK 0x03 #define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */ #define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */ #define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */ #define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */ #define IEEE80211_FC1_MORE_FRAG 0x04 #define IEEE80211_FC1_RETRY 0x08 #define IEEE80211_FC1_PWR_MGT 0x10 #define IEEE80211_FC1_MORE_DATA 0x20 #define IEEE80211_FC1_PROT 0x40 #define IEEE80211_FC1_ORDER 0x80 #define IEEE80211_SEQ_FRAG_MASK 0x000f #define IEEE80211_SEQ_FRAG_SHIFT 0 #define IEEE80211_SEQ_SEQ_MASK 0xfff0 #define IEEE80211_SEQ_SEQ_SHIFT 4 #define IEEE80211_SEQ_LEQ(a,b) ((int)((a)-(b)) <= 0) #define IEEE80211_NWID_LEN 32 #define IEEE80211_QOS_TXOP 0x00ff /* bit 8 is reserved */ #define IEEE80211_QOS_ACKPOLICY 0x60 #define IEEE80211_QOS_ACKPOLICY_S 5 #define IEEE80211_QOS_EOSP 0x10 #define IEEE80211_QOS_EOSP_S 4 #define IEEE80211_QOS_TID 0x0f #define IEEE80211_FRM_HAS_BODY(_wh) \ (((_wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != \ IEEE80211_FC0_TYPE_CTL) /* * Country/Region Codes from MS WINNLS.H * Numbering from ISO 3166 * XXX belongs elsewhere */ enum CountryCode { CTRY_ALBANIA = 8, /* Albania */ CTRY_ALGERIA = 12, /* Algeria */ CTRY_ARGENTINA = 32, /* Argentina */ CTRY_ARMENIA = 51, /* Armenia */ CTRY_AUSTRALIA = 36, /* Australia */ CTRY_AUSTRIA = 40, /* Austria */ CTRY_AZERBAIJAN = 31, /* Azerbaijan */ CTRY_BAHRAIN = 48, /* Bahrain */ CTRY_BELARUS = 112, /* Belarus */ CTRY_BELGIUM = 56, /* Belgium */ CTRY_BELIZE = 84, /* Belize */ CTRY_BOLIVIA = 68, /* Bolivia */ CTRY_BRAZIL = 76, /* Brazil */ CTRY_BRUNEI_DARUSSALAM = 96, /* Brunei Darussalam */ CTRY_BULGARIA = 100, /* Bulgaria */ CTRY_CANADA = 124, /* Canada */ CTRY_CHILE = 152, /* Chile */ CTRY_CHINA = 156, /* People's Republic of China */ CTRY_COLOMBIA = 170, /* Colombia */ CTRY_COSTA_RICA = 188, /* Costa Rica */ CTRY_CROATIA = 191, /* Croatia */ CTRY_CYPRUS = 196, CTRY_CZECH = 203, /* Czech Republic */ CTRY_DENMARK = 208, /* Denmark */ CTRY_DOMINICAN_REPUBLIC = 214, /* Dominican Republic */ CTRY_ECUADOR = 218, /* Ecuador */ CTRY_EGYPT = 818, /* Egypt */ CTRY_EL_SALVADOR = 222, /* El Salvador */ CTRY_ESTONIA = 233, /* Estonia */ CTRY_FAEROE_ISLANDS = 234, /* Faeroe Islands */ CTRY_FINLAND = 246, /* Finland */ CTRY_FRANCE = 250, /* France */ CTRY_FRANCE2 = 255, /* France2 */ CTRY_GEORGIA = 268, /* Georgia */ CTRY_GERMANY = 276, /* Germany */ CTRY_GREECE = 300, /* Greece */ CTRY_GUATEMALA = 320, /* Guatemala */ CTRY_HONDURAS = 340, /* Honduras */ CTRY_HONG_KONG = 344, /* Hong Kong S.A.R., P.R.C. */ CTRY_HUNGARY = 348, /* Hungary */ CTRY_ICELAND = 352, /* Iceland */ CTRY_INDIA = 356, /* India */ CTRY_INDONESIA = 360, /* Indonesia */ CTRY_IRAN = 364, /* Iran */ CTRY_IRAQ = 368, /* Iraq */ CTRY_IRELAND = 372, /* Ireland */ CTRY_ISRAEL = 376, /* Israel */ CTRY_ITALY = 380, /* Italy */ CTRY_JAMAICA = 388, /* Jamaica */ CTRY_JAPAN = 392, /* Japan */ CTRY_JAPAN1 = 393, /* Japan (JP1) */ CTRY_JAPAN2 = 394, /* Japan (JP0) */ CTRY_JAPAN3 = 395, /* Japan (JP1-1) */ CTRY_JAPAN4 = 396, /* Japan (JE1) */ CTRY_JAPAN5 = 397, /* Japan (JE2) */ CTRY_JAPAN6 = 399, /* Japan (JP6) */ CTRY_JAPAN7 = 900, /* Japan */ CTRY_JAPAN8 = 901, /* Japan */ CTRY_JAPAN9 = 902, /* Japan */ CTRY_JAPAN10 = 903, /* Japan */ CTRY_JAPAN11 = 904, /* Japan */ CTRY_JAPAN12 = 905, /* Japan */ CTRY_JAPAN13 = 906, /* Japan */ CTRY_JAPAN14 = 907, /* Japan */ CTRY_JAPAN15 = 908, /* Japan */ CTRY_JAPAN16 = 909, /* Japan */ CTRY_JAPAN17 = 910, /* Japan */ CTRY_JAPAN18 = 911, /* Japan */ CTRY_JAPAN19 = 912, /* Japan */ CTRY_JAPAN20 = 913, /* Japan */ CTRY_JAPAN21 = 914, /* Japan */ CTRY_JAPAN22 = 915, /* Japan */ CTRY_JAPAN23 = 916, /* Japan */ CTRY_JAPAN24 = 917, /* Japan */ CTRY_JAPAN25 = 918, /* Japan */ CTRY_JAPAN26 = 919, /* Japan */ CTRY_JAPAN27 = 920, /* Japan */ CTRY_JAPAN28 = 921, /* Japan */ CTRY_JAPAN29 = 922, /* Japan */ CTRY_JAPAN30 = 923, /* Japan */ CTRY_JAPAN31 = 924, /* Japan */ CTRY_JAPAN32 = 925, /* Japan */ CTRY_JAPAN33 = 926, /* Japan */ CTRY_JAPAN34 = 927, /* Japan */ CTRY_JAPAN35 = 928, /* Japan */ CTRY_JAPAN36 = 929, /* Japan */ CTRY_JAPAN37 = 930, /* Japan */ CTRY_JAPAN38 = 931, /* Japan */ CTRY_JAPAN39 = 932, /* Japan */ CTRY_JAPAN40 = 933, /* Japan */ CTRY_JAPAN41 = 934, /* Japan */ CTRY_JAPAN42 = 935, /* Japan */ CTRY_JAPAN43 = 936, /* Japan */ CTRY_JAPAN44 = 937, /* Japan */ CTRY_JAPAN45 = 938, /* Japan */ CTRY_JAPAN46 = 939, /* Japan */ CTRY_JAPAN47 = 940, /* Japan */ CTRY_JAPAN48 = 941, /* Japan */ CTRY_JORDAN = 400, /* Jordan */ CTRY_KAZAKHSTAN = 398, /* Kazakhstan */ CTRY_KENYA = 404, /* Kenya */ CTRY_KOREA_NORTH = 408, /* North Korea */ CTRY_KOREA_ROC = 410, /* South Korea */ CTRY_KOREA_ROC2 = 411, /* South Korea */ CTRY_KUWAIT = 414, /* Kuwait */ CTRY_LATVIA = 428, /* Latvia */ CTRY_LEBANON = 422, /* Lebanon */ CTRY_LIBYA = 434, /* Libya */ CTRY_LIECHTENSTEIN = 438, /* Liechtenstein */ CTRY_LITHUANIA = 440, /* Lithuania */ CTRY_LUXEMBOURG = 442, /* Luxembourg */ CTRY_MACAU = 446, /* Macau */ CTRY_MACEDONIA = 807, /* the Former Yugoslav Republic of Macedonia */ CTRY_MALAYSIA = 458, /* Malaysia */ CTRY_MEXICO = 484, /* Mexico */ CTRY_MONACO = 492, /* Principality of Monaco */ CTRY_MOROCCO = 504, /* Morocco */ CTRY_NETHERLANDS = 528, /* Netherlands */ CTRY_NEW_ZEALAND = 554, /* New Zealand */ CTRY_NICARAGUA = 558, /* Nicaragua */ CTRY_NORWAY = 578, /* Norway */ CTRY_OMAN = 512, /* Oman */ CTRY_PAKISTAN = 586, /* Islamic Republic of Pakistan */ CTRY_PANAMA = 591, /* Panama */ CTRY_PARAGUAY = 600, /* Paraguay */ CTRY_PERU = 604, /* Peru */ CTRY_PHILIPPINES = 608, /* Republic of the Philippines */ CTRY_POLAND = 616, /* Poland */ CTRY_PORTUGAL = 620, /* Portugal */ CTRY_PUERTO_RICO = 630, /* Puerto Rico */ CTRY_QATAR = 634, /* Qatar */ CTRY_ROMANIA = 642, /* Romania */ CTRY_RUSSIA = 643, /* Russia */ CTRY_SAUDI_ARABIA = 682, /* Saudi Arabia */ CTRY_SINGAPORE = 702, /* Singapore */ CTRY_SLOVAKIA = 703, /* Slovak Republic */ CTRY_SLOVENIA = 705, /* Slovenia */ CTRY_SOUTH_AFRICA = 710, /* South Africa */ CTRY_SPAIN = 724, /* Spain */ CTRY_SWEDEN = 752, /* Sweden */ CTRY_SWITZERLAND = 756, /* Switzerland */ CTRY_SYRIA = 760, /* Syria */ CTRY_TAIWAN = 158, /* Taiwan */ CTRY_THAILAND = 764, /* Thailand */ CTRY_TRINIDAD_Y_TOBAGO = 780, /* Trinidad y Tobago */ CTRY_TUNISIA = 788, /* Tunisia */ CTRY_TURKEY = 792, /* Turkey */ CTRY_UAE = 784, /* U.A.E. */ CTRY_UKRAINE = 804, /* Ukraine */ CTRY_UNITED_KINGDOM = 826, /* United Kingdom */ CTRY_UNITED_STATES = 840, /* United States */ CTRY_UNITED_STATES_FCC49 = 842, /* United States (Public Safety)*/ CTRY_URUGUAY = 858, /* Uruguay */ CTRY_UZBEKISTAN = 860, /* Uzbekistan */ CTRY_VENEZUELA = 862, /* Venezuela */ CTRY_VIET_NAM = 704, /* Viet Nam */ CTRY_YEMEN = 887, /* Yemen */ CTRY_ZIMBABWE = 716 /* Zimbabwe */ }; /* * Generic information element */ struct ieee80211_ie { u_int8_t id; u_int8_t len; u_int8_t info[0]; } __packed; /* * Country information element. */ #define IEEE80211_COUNTRY_MAX_TRIPLETS (83) struct ieee80211_ie_country { u_int8_t country_id; u_int8_t country_len; u_int8_t country_str[3]; u_int8_t country_triplet[IEEE80211_COUNTRY_MAX_TRIPLETS * 3]; } __packed; /* * Power Constraint information element. */ struct ieee80211_ie_pwrcnstr { u_int8_t pc_id; /* IEEE80211_ELEMID_PWRCNSTR */ u_int8_t pc_len; /* == 2 */ u_int8_t pc_lpc; /* Local Power Constraint [dB] */ } __packed; /* * Power Capability information element. */ struct ieee80211_ie_pwrcap { u_int8_t pc_id; /* IEEE80211_ELEMID_PWRCAP */ u_int8_t pc_len; /* == 2 */ int8_t pc_mintxpow; /* Minimum Transmit Power Capability [dBm] */ int8_t pc_maxtxpow; /* Maximum Transmit Power Capability [dBm] */ } __packed; /* * Supported Channels information element. */ #define IEEE80211_SUPPCHAN_MAX_PAIRS (127) struct ieee80211_ie_sc { u_int8_t sc_id; /* IEEE80211_ELEMID_SUPPCHAN */ u_int8_t sc_len; /* == 2 * number of sc_subband elements */ struct { u_int8_t sc_first; /* First Channel Number */ u_int8_t sc_number; /* Number of Channels */ } __packed sc_subband[IEEE80211_SUPPCHAN_MAX_PAIRS]; } __packed; /* * Channel Switch Announcement information element. */ struct ieee80211_ie_csa { u_int8_t csa_id; /* IEEE80211_ELEMID_CHANSWITCHANN */ u_int8_t csa_len; /* == 3 */ u_int8_t csa_mode; /* Channel Switch Mode: 1 == stop transmission until CS */ u_int8_t csa_chan; /* New Channel Number */ u_int8_t csa_count; /* TBTTs until Channel Switch happens */ } __packed; /* minimal Channel Switch Count in the initial announcement */ #define IEEE80211_CSA_PROTECTION_PERIOD 3 /* maximum allowed deviance of measurement of intervals between CSA in Beacons */ #define IEEE80211_CSA_SANITY_THRESHOLD 100 /* does frame have QoS sequence control data */ #define IEEE80211_QOS_HAS_SEQ(wh) \ (((wh)->i_fc[0] & \ (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == \ (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS)) #define WME_QOSINFO_COUNT 0x0f /* Mask for Param Set Count field */ /* * WME/802.11e information element. */ struct ieee80211_ie_wme { u_int8_t wme_id; /* IEEE80211_ELEMID_VENDOR */ u_int8_t wme_len; /* length in bytes */ u_int8_t wme_oui[3]; /* 0x00, 0x50, 0xf2 */ u_int8_t wme_type; /* OUI type */ u_int8_t wme_subtype; /* OUI subtype */ u_int8_t wme_version; /* spec revision */ u_int8_t wme_info; /* QoS info */ } __packed; /* * WME/802.11e Tspec Element */ struct ieee80211_wme_tspec { u_int8_t ts_id; u_int8_t ts_len; u_int8_t ts_oui[3]; u_int8_t ts_oui_type; u_int8_t ts_oui_subtype; u_int8_t ts_version; u_int8_t ts_tsinfo[3]; u_int8_t ts_nom_msdu[2]; u_int8_t ts_max_msdu[2]; u_int8_t ts_min_svc[4]; u_int8_t ts_max_svc[4]; u_int8_t ts_inactv_intv[4]; u_int8_t ts_susp_intv[4]; u_int8_t ts_start_svc[4]; u_int8_t ts_min_rate[4]; u_int8_t ts_mean_rate[4]; u_int8_t ts_max_burst[4]; u_int8_t ts_min_phy[4]; u_int8_t ts_peak_rate[4]; u_int8_t ts_delay[4]; u_int8_t ts_surplus[2]; u_int8_t ts_medium_time[2]; } __packed; /* * WME AC parameter field */ struct ieee80211_wme_acparams { u_int8_t acp_aci_aifsn; u_int8_t acp_logcwminmax; u_int16_t acp_txop; } __packed; #define IEEE80211_WME_PARAM_LEN 24 #define WME_NUM_AC 4 /* 4 AC categories */ #define WME_PARAM_ACI 0x60 /* Mask for ACI field */ #define WME_PARAM_ACI_S 5 /* Shift for ACI field */ #define WME_PARAM_ACM 0x10 /* Mask for ACM bit */ #define WME_PARAM_ACM_S 4 /* Shift for ACM bit */ #define WME_PARAM_AIFSN 0x0f /* Mask for aifsn field */ #define WME_PARAM_AIFSN_S 0 /* Shift for aifsn field */ #define WME_PARAM_LOGCWMIN 0x0f /* Mask for CwMin field (in log) */ #define WME_PARAM_LOGCWMIN_S 0 /* Shift for CwMin field */ #define WME_PARAM_LOGCWMAX 0xf0 /* Mask for CwMax field (in log) */ #define WME_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */ #define WME_AC_TO_TID(_ac) ( \ ((_ac) == WME_AC_VO) ? 6 : \ ((_ac) == WME_AC_VI) ? 5 : \ ((_ac) == WME_AC_BK) ? 1 : \ 0) #define TID_TO_WME_AC(_tid) ( \ ((_tid) < 1) ? WME_AC_BE : \ ((_tid) < 3) ? WME_AC_BK : \ ((_tid) < 6) ? WME_AC_VI : \ WME_AC_VO) /* * WME Parameter Element */ struct ieee80211_wme_param { u_int8_t param_id; u_int8_t param_len; u_int8_t param_oui[3]; u_int8_t param_oui_type; u_int8_t param_oui_sybtype; u_int8_t param_version; u_int8_t param_qosInfo; u_int8_t param_reserved; struct ieee80211_wme_acparams params_acParams[WME_NUM_AC]; } __packed; /* * WME U-APSD qos info field defines */ #define WME_CAPINFO_UAPSD_EN 0x00000080 #define WME_CAPINFO_UAPSD_VO 0x00000001 #define WME_CAPINFO_UAPSD_VI 0x00000002 #define WME_CAPINFO_UAPSD_BK 0x00000004 #define WME_CAPINFO_UAPSD_BE 0x00000008 #define WME_CAPINFO_UAPSD_ACFLAGS_SHIFT 0 #define WME_CAPINFO_UAPSD_ACFLAGS_MASK 0xF #define WME_CAPINFO_UAPSD_MAXSP_SHIFT 5 #define WME_CAPINFO_UAPSD_MAXSP_MASK 0x3 #define WME_CAPINFO_IE_OFFSET 8 #define WME_UAPSD_MAXSP(_qosinfo) \ (((_qosinfo) >> WME_CAPINFO_UAPSD_MAXSP_SHIFT) & \ WME_CAPINFO_UAPSD_MAXSP_MASK) #define WME_UAPSD_AC_ENABLED(_ac, _qosinfo) \ ((1 << (3 - (_ac))) & ( \ ((_qosinfo) >> WME_CAPINFO_UAPSD_ACFLAGS_SHIFT) & \ WME_CAPINFO_UAPSD_ACFLAGS_MASK)) /* * Atheros Advanced Capability information element. */ struct ieee80211_ie_athAdvCap { u_int8_t athAdvCap_id; /* IEEE80211_ELEMID_VENDOR */ u_int8_t athAdvCap_len; /* length in bytes */ u_int8_t athAdvCap_oui[3]; /* 0x00, 0x03, 0x7f */ u_int8_t athAdvCap_type; /* OUI type */ u_int8_t athAdvCap_subtype; /* OUI subtype */ u_int8_t athAdvCap_version; /* spec revision */ u_int8_t athAdvCap_capability; /* Capability info */ u_int16_t athAdvCap_defKeyIndex; } __packed; /* * Atheros XR information element. */ struct ieee80211_xr_param { u_int8_t param_id; u_int8_t param_len; u_int8_t param_oui[3]; u_int8_t param_oui_type; u_int8_t param_oui_sybtype; u_int8_t param_version; u_int8_t param_Info; u_int8_t param_base_bssid[IEEE80211_ADDR_LEN]; u_int8_t param_xr_bssid[IEEE80211_ADDR_LEN]; u_int16_t param_xr_beacon_interval; u_int8_t param_base_ath_capability; u_int8_t param_xr_ath_capability; } __packed; /* Atheros capabilities */ #define IEEE80211_ATHC_TURBOP 0x0001 /* Turbo Prime */ #define IEEE80211_ATHC_COMP 0x0002 /* Compression */ #define IEEE80211_ATHC_FF 0x0004 /* Fast Frames */ #define IEEE80211_ATHC_XR 0x0008 /* Xtended Range support */ #define IEEE80211_ATHC_AR 0x0010 /* Advanced Radar support */ #define IEEE80211_ATHC_BURST 0x0020 /* Bursting - not negotiated */ #define IEEE80211_ATHC_WME 0x0040 /* CWMin tuning */ #define IEEE80211_ATHC_BOOST 0x0080 /* Boost */ /* * Management Notification Frame */ struct ieee80211_mnf { u_int8_t mnf_category; u_int8_t mnf_action; u_int8_t mnf_dialog; u_int8_t mnf_status; } __packed; #define MNF_SETUP_REQ 0 #define MNF_SETUP_RESP 1 #define MNF_TEARDOWN 2 /* * Control frames. */ struct ieee80211_frame_min { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_addr1[IEEE80211_ADDR_LEN]; u_int8_t i_addr2[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_rts { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_ra[IEEE80211_ADDR_LEN]; u_int8_t i_ta[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_cts { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_ack { u_int8_t i_fc[2]; __le16 i_dur; u_int8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_pspoll { u_int8_t i_fc[2]; u_int8_t i_aid[2]; u_int8_t i_bssid[IEEE80211_ADDR_LEN]; u_int8_t i_ta[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_cfend { /* NB: also CF-End+CF-Ack */ u_int8_t i_fc[2]; __le16 i_dur; /* should be zero */ u_int8_t i_ra[IEEE80211_ADDR_LEN]; u_int8_t i_bssid[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; /* * BEACON management packets * * octet timestamp[8] * octet beacon interval[2] * octet capability information[2] * information element * octet elemid * octet length * octet information[length] */ typedef u_int8_t *ieee80211_mgt_beacon_t; #define IEEE80211_BEACON_INTERVAL(beacon) \ ((beacon)[8] | ((beacon)[9] << 8)) #define IEEE80211_BEACON_CAPABILITY(beacon) \ ((beacon)[10] | ((beacon)[11] << 8)) #define IEEE80211_CAPINFO_ESS 0x0001 #define IEEE80211_CAPINFO_IBSS 0x0002 #define IEEE80211_CAPINFO_CF_POLLABLE 0x0004 #define IEEE80211_CAPINFO_CF_POLLREQ 0x0008 #define IEEE80211_CAPINFO_PRIVACY 0x0010 #define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020 #define IEEE80211_CAPINFO_PBCC 0x0040 #define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080 /* bits 8-9 are reserved (8 now for spectrum management) */ #define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100 #define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 #define IEEE80211_CAPINFO_RSN 0x0800 /* bit 12 is reserved */ #define IEEE80211_CAPINFO_DSSSOFDM 0x2000 /* bits 14-15 are reserved */ /* * 802.11i/WPA information element (maximally sized). */ struct ieee80211_ie_wpa { u_int8_t wpa_id; /* IEEE80211_ELEMID_VENDOR */ u_int8_t wpa_len; /* length in bytes */ u_int8_t wpa_oui[3]; /* 0x00, 0x50, 0xf2 */ u_int8_t wpa_type; /* OUI type */ u_int16_t wpa_version; /* spec revision */ u_int32_t wpa_mcipher[1]; /* multicast/group key cipher */ u_int16_t wpa_uciphercnt; /* # pairwise key ciphers */ u_int32_t wpa_uciphers[8]; /* ciphers */ u_int16_t wpa_authselcnt; /* authentication selector cnt*/ u_int32_t wpa_authsels[8]; /* selectors */ u_int16_t wpa_caps; /* 802.11i capabilities */ u_int16_t wpa_pmkidcnt; /* 802.11i pmkid count */ u_int16_t wpa_pmkids[8]; /* 802.11i pmkids */ } __packed; /* * Management information element payloads. */ enum { IEEE80211_ELEMID_SSID = 0, IEEE80211_ELEMID_RATES = 1, IEEE80211_ELEMID_FHPARMS = 2, IEEE80211_ELEMID_DSPARMS = 3, IEEE80211_ELEMID_CFPARMS = 4, IEEE80211_ELEMID_TIM = 5, IEEE80211_ELEMID_IBSSPARMS = 6, IEEE80211_ELEMID_COUNTRY = 7, IEEE80211_ELEMID_HOPPATRNPARMS = 8, IEEE80211_ELEMID_HOPPATRNTABLE = 9, IEEE80211_ELEMID_REQINFO = 10, IEEE80211_ELEMID_QBSSLOAD = 11, IEEE80211_ELEMID_EDCAPARAM = 12, IEEE80211_ELEMID_TSPEC = 13, IEEE80211_ELEMID_TRAFCLASS = 14, IEEE80211_ELEMID_SCHEDULE = 15, IEEE80211_ELEMID_CHALLENGE = 16, /* 17-31 reserved for challenge text extension */ IEEE80211_ELEMID_PWRCNSTR = 32, IEEE80211_ELEMID_PWRCAP = 33, IEEE80211_ELEMID_TPCREQ = 34, IEEE80211_ELEMID_TPCREP = 35, IEEE80211_ELEMID_SUPPCHAN = 36, IEEE80211_ELEMID_CHANSWITCHANN = 37, IEEE80211_ELEMID_MEASREQ = 38, IEEE80211_ELEMID_MEASREP = 39, IEEE80211_ELEMID_QUIET = 40, IEEE80211_ELEMID_IBSSDFS = 41, IEEE80211_ELEMID_ERP = 42, IEEE80211_ELEMID_TSDELAY = 43, IEEE80211_ELEMID_TCLASSPROC = 44, IEEE80211_ELEMID_QOS = 46, IEEE80211_ELEMID_RSN = 48, /* 49 reserved */ IEEE80211_ELEMID_XRATES = 50, /* 128-129 proprietary elements used by Agere chipsets */ IEEE80211_ELEMID_AGERE1 = 128, IEEE80211_ELEMID_AGERE2 = 129, IEEE80211_ELEMID_TPC = 150, IEEE80211_ELEMID_CCKM = 156, IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ }; #define IEEE80211_CHANSWITCHANN_BYTES 5 #define BITCTL_BUFD_MCAST 1 #define BITCTL_BUFD_UCAST_AID_MASK ((u_int8_t)~(BITCTL_BUFD_MCAST)) #define BITCTL_BUFD_UCAST_AID_SHIFT 1 struct ieee80211_tim_ie { u_int8_t tim_ie; /* IEEE80211_ELEMID_TIM */ u_int8_t tim_len; u_int8_t tim_count; /* DTIM count */ u_int8_t tim_period; /* DTIM period */ u_int8_t tim_bitctl; /* bitmap control */ u_int8_t tim_bitmap[1]; /* variable-length bitmap */ } __packed; struct ieee80211_country_ie { u_int8_t ie; /* IEEE80211_ELEMID_COUNTRY */ u_int8_t len; u_int8_t cc[3]; /* ISO CC+(I)ndoor/(O)utdoor */ struct { u_int8_t schan; /* starting channel */ u_int8_t nchan; /* number channels */ u_int8_t maxtxpwr; /* tx power cap */ } __packed band[4]; /* up to 4 sub bands */ } __packed; #define IEEE80211_CHALLENGE_LEN 128 #define IEEE80211_SUPPCHAN_LEN 26 #define IEEE80211_RATE_BASIC 0x80 #define IEEE80211_RATE_VAL 0x7f /* EPR information element flags */ #define IEEE80211_ERP_NON_ERP_PRESENT 0x01 #define IEEE80211_ERP_USE_PROTECTION 0x02 #define IEEE80211_ERP_LONG_PREAMBLE 0x04 /* Atheros private advanced capabilities info */ #define ATHEROS_CAP_TURBO_PRIME 0x01 #define ATHEROS_CAP_COMPRESSION 0x02 #define ATHEROS_CAP_FAST_FRAME 0x04 /* bits 3-6 reserved */ #define ATHEROS_CAP_BOOST 0x80 #define ATH_OUI 0x7f0300 /* Atheros OUI */ #define ATH_OUI_TYPE 0x01 #define ATH_OUI_SUBTYPE 0x01 #define ATH_OUI_VERSION 0x00 #define ATH_OUI_TYPE_XR 0x03 #define ATH_OUI_SUBTYPE_XR 0x01 #define ATH_OUI_VER_XR 0x00 #define WPA_OUI 0xf25000 #define WPA_OUI_TYPE 0x01 #define WPA_VERSION 1 /* current supported version */ #define WPA_CSE_NULL 0x00 #define WPA_CSE_WEP40 0x01 #define WPA_CSE_TKIP 0x02 #define WPA_CSE_CCMP 0x04 #define WPA_CSE_WEP104 0x05 #define WPA_ASE_NONE 0x00 #define WPA_ASE_8021X_UNSPEC 0x01 #define WPA_ASE_8021X_PSK 0x02 #define RSN_OUI 0xac0f00 #define RSN_VERSION 1 /* current supported version */ #define RSN_CSE_NULL 0x00 #define RSN_CSE_WEP40 0x01 #define RSN_CSE_TKIP 0x02 #define RSN_CSE_WRAP 0x03 #define RSN_CSE_CCMP 0x04 #define RSN_CSE_WEP104 0x05 #define RSN_ASE_NONE 0x00 #define RSN_ASE_8021X_UNSPEC 0x01 #define RSN_ASE_8021X_PSK 0x02 #define RSN_CAP_PREAUTH 0x01 #define WME_OUI 0xf25000 #define WME_OUI_TYPE 0x02 #define WME_INFO_OUI_SUBTYPE 0x00 #define WME_PARAM_OUI_SUBTYPE 0x01 #define WME_VERSION 1 /* WME stream classes */ #define WME_AC_BE 0 /* best effort */ #define WME_AC_BK 1 /* background */ #define WME_AC_VI 2 /* video */ #define WME_AC_VO 3 /* voice */ /* * AUTH management packets * * octet algo[2] * octet seq[2] * octet status[2] * octet chal.id * octet chal.length * octet chal.text[253] */ typedef u_int8_t *ieee80211_mgt_auth_t; #define IEEE80211_AUTH_ALGORITHM(auth) \ ((auth)[0] | ((auth)[1] << 8)) #define IEEE80211_AUTH_TRANSACTION(auth) \ ((auth)[2] | ((auth)[3] << 8)) #define IEEE80211_AUTH_STATUS(auth) \ ((auth)[4] | ((auth)[5] << 8)) #define IEEE80211_AUTH_ALG_OPEN 0x0000 #define IEEE80211_AUTH_ALG_SHARED 0x0001 #define IEEE80211_AUTH_ALG_LEAP 0x0080 enum { IEEE80211_AUTH_OPEN_REQUEST = 1, IEEE80211_AUTH_OPEN_RESPONSE = 2, }; enum { IEEE80211_AUTH_SHARED_REQUEST = 1, IEEE80211_AUTH_SHARED_CHALLENGE = 2, IEEE80211_AUTH_SHARED_RESPONSE = 3, IEEE80211_AUTH_SHARED_PASS = 4, }; /* * Reason codes * * Unlisted codes are reserved */ enum { IEEE80211_REASON_UNSPECIFIED = 1, IEEE80211_REASON_AUTH_EXPIRE = 2, IEEE80211_REASON_AUTH_LEAVE = 3, IEEE80211_REASON_ASSOC_EXPIRE = 4, IEEE80211_REASON_ASSOC_TOOMANY = 5, IEEE80211_REASON_NOT_AUTHED = 6, IEEE80211_REASON_NOT_ASSOCED = 7, IEEE80211_REASON_ASSOC_LEAVE = 8, IEEE80211_REASON_ASSOC_NOT_AUTHED = 9, IEEE80211_REASON_PWRCAP_UNACCEPTABLE = 10, IEEE80211_REASON_SUPPCHAN_UNACCEPTABLE = 11, IEEE80211_REASON_RSN_REQUIRED = 11, IEEE80211_REASON_RSN_INCONSISTENT = 12, IEEE80211_REASON_IE_INVALID = 13, IEEE80211_REASON_MIC_FAILURE = 14, IEEE80211_STATUS_SUCCESS = 0, IEEE80211_STATUS_UNSPECIFIED = 1, IEEE80211_STATUS_CAPINFO = 10, IEEE80211_STATUS_NOT_ASSOCED = 11, IEEE80211_STATUS_OTHER = 12, IEEE80211_STATUS_ALG = 13, IEEE80211_STATUS_SEQUENCE = 14, IEEE80211_STATUS_CHALLENGE = 15, IEEE80211_STATUS_TIMEOUT = 16, IEEE80211_STATUS_TOOMANY = 17, IEEE80211_STATUS_BASIC_RATE = 18, IEEE80211_STATUS_SP_REQUIRED = 19, IEEE80211_STATUS_PBCC_REQUIRED = 20, IEEE80211_STATUS_CA_REQUIRED = 21, IEEE80211_STATUS_SM_REQUIRED = 22, IEEE80211_STATUS_PWRCAP_UNACCEPTABLE = 23, IEEE80211_STATUS_SUPPCHAN_UNACCEPTABLE = 24, IEEE80211_STATUS_TOO_MANY_STATIONS = 22, IEEE80211_STATUS_RATES = 23, IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, }; #define IEEE80211_WEP_KEYLEN 5 /* 40bit */ #define IEEE80211_WEP_IVLEN 3 /* 24bit */ #define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ #define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ #define IEEE80211_WEP_NKID 4 /* number of key ids */ /* * 802.11i defines an extended IV for use with non-WEP ciphers. * When the EXTIV bit is set in the key id byte an additional * 4 bytes immediately follow the IV for TKIP. For CCMP the * EXTIV bit is likewise set but the 8 bytes represent the * CCMP header rather than IV+extended-IV. */ #define IEEE80211_WEP_EXTIV 0x20 #define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */ #define IEEE80211_WEP_MICLEN 8 /* trailing MIC */ #define IEEE80211_CRC_LEN 4 /* * Maximum acceptable MTU is: * IEEE80211_MAX_LEN - WEP overhead - CRC - * QoS overhead - RSN/WPA overhead * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default * mtu is Ethernet-compatible; it's set by ether_ifattach. */ #define IEEE80211_MTU_MAX 2290 #define IEEE80211_MTU_MIN 32 #define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \ (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN)) #define IEEE80211_ACK_LEN \ (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN) #define IEEE80211_MIN_LEN \ (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN) /* * The 802.11 spec says at most 2007 stations may be * associated at once. For most APs this is way more * than is feasible so we use a default of 128. This * number may be overridden by the driver and/or by * user configuration. */ #define IEEE80211_AID_MAX 2007 #define IEEE80211_AID_DEF 128 #define IEEE80211_AID(b) ((b) &~ 0xc000) /* * RTS frame length parameters. The default is specified in * the 802.11 spec. The max may be wrong for jumbo frames. */ #define IEEE80211_RTS_DEFAULT 512 #define IEEE80211_RTS_MIN 1 #define IEEE80211_RTS_MAX 2346 /* * Regulatory extension identifier for country IE. */ #define IEEE80211_REG_EXT_ID 201 /* * IEEE 802.11 timer synchronization function (TSF) timestamp length */ #define IEEE80211_TSF_LEN 8 #endif /* _NET80211_IEEE80211_H_ */