/* $OpenBSD: ieee80211.h,v 1.60 2017/07/02 14:48:19 kevlo Exp $ */ /* $NetBSD: ieee80211.h,v 1.6 2004/04/30 23:51:53 dyoung Exp $ */ /*- * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002, 2003 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. * * 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. */ #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) /* * Generic definitions for IEEE 802.11 frames. */ struct ieee80211_frame { u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; } __packed; struct ieee80211_qosframe { u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; } __packed; struct ieee80211_htframe { /* 11n */ u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; u_int8_t i_ht[4]; } __packed; struct ieee80211_frame_addr4 { u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; u_int8_t i_dur[2]; 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_htframe_addr4 { /* 11n */ u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; u_int8_t i_ht[4]; } __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 #define IEEE80211_FC0_SUBTYPE_ACTION_NOACK 0xe0 /* 11n */ /* for TYPE_CTL */ #define IEEE80211_FC0_SUBTYPE_WRAPPER 0x70 /* 11n */ #define IEEE80211_FC0_SUBTYPE_BAR 0x80 #define IEEE80211_FC0_SUBTYPE_BA 0x90 #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_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_PROTECTED 0x40 #define IEEE80211_FC1_WEP 0x40 /* pre-RSNA compat */ #define IEEE80211_FC1_ORDER 0x80 #define IEEE80211_FC1_BITS \ "\20\03MORE_FRAG\04RETRY\05PWR_MGT\06MORE_DATA" \ "\07PROTECTED\08ORDER" /* * Sequence Control field (see 802.11-2012 8.2.4.4). */ #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_NWID_LEN 32 #define IEEE80211_MMIE_LEN 18 /* 11w */ /* * QoS Control field (see 802.11-2012 8.2.4.5). */ #define IEEE80211_QOS_TXOP 0xff00 #define IEEE80211_QOS_AMSDU 0x0080 /* 11n */ #define IEEE80211_QOS_ACK_POLICY_NORMAL 0x0000 #define IEEE80211_QOS_ACK_POLICY_NOACK 0x0020 #define IEEE80211_QOS_ACK_POLICY_NOEXPLACK 0x0040 #define IEEE80211_QOS_ACK_POLICY_BA 0x0060 #define IEEE80211_QOS_ACK_POLICY_MASK 0x0060 #define IEEE80211_QOS_ACK_POLICY_SHIFT 5 #define IEEE80211_QOS_EOSP 0x0010 #define IEEE80211_QOS_TID 0x000f /* * Control frames. */ struct ieee80211_frame_min { u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; u_int8_t i_dur[2]; 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]; u_int8_t i_dur[2]; u_int8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_ack { u_int8_t i_fc[2]; u_int8_t i_dur[2]; 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]; u_int8_t i_dur[2]; /* should be zero */ u_int8_t i_ra[IEEE80211_ADDR_LEN]; u_int8_t i_bssid[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; #ifdef _KERNEL static __inline int ieee80211_has_seq(const struct ieee80211_frame *wh) { return (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) != IEEE80211_FC0_TYPE_CTL; } static __inline int ieee80211_has_addr4(const struct ieee80211_frame *wh) { return (wh->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS; } static __inline int ieee80211_has_qos(const struct ieee80211_frame *wh) { return (wh->i_fc[0] & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) == (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS); } static __inline int ieee80211_has_htc(const struct ieee80211_frame *wh) { return (wh->i_fc[1] & IEEE80211_FC1_ORDER) && (ieee80211_has_qos(wh) || (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) == IEEE80211_FC0_TYPE_MGT); } static __inline u_int16_t ieee80211_get_qos(const struct ieee80211_frame *wh) { const u_int8_t *frm; if (ieee80211_has_addr4(wh)) frm = ((const struct ieee80211_qosframe_addr4 *)wh)->i_qos; else frm = ((const struct ieee80211_qosframe *)wh)->i_qos; return letoh16(*(const u_int16_t *)frm); } #endif /* _KERNEL */ /* * Capability Information field (see 802.11-2012 8.4.1.4). */ #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 #define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100 #define IEEE80211_CAPINFO_QOS 0x0200 #define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 #define IEEE80211_CAPINFO_APSD 0x0800 #define IEEE80211_CAPINFO_RADIO_MEASUREMENT 0x1000 #define IEEE80211_CAPINFO_DSSSOFDM 0x2000 #define IEEE80211_CAPINFO_DELAYED_B_ACK 0x4000 #define IEEE80211_CAPINFO_IMMEDIATE_B_ACK 0x8000 #define IEEE80211_CAPINFO_BITS \ "\10\01ESS\02IBSS\03CF_POLLABLE\04CF_POLLREQ" \ "\05PRIVACY\06SHORT_PREAMBLE\07PBCC\10CHNL_AGILITY" \ "\11SPECTRUM_MGMT\12QOS\13SHORT_SLOTTIME\14APSD" \ "\15RADIO_MEASUREMENT\16DSSSOFDM\17DELAYED_B_ACK\20IMMEDIATE_B_ACK" /* * Information element IDs (see 802.11-2012 Table 8.4.2). */ 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_HOPPING_PARMS = 8, IEEE80211_ELEMID_HOPPING_PATTERN = 9, IEEE80211_ELEMID_REQUEST = 10, IEEE80211_ELEMID_QBSS_LOAD = 11, IEEE80211_ELEMID_EDCAPARMS = 12, IEEE80211_ELEMID_TSPEC = 13, IEEE80211_ELEMID_TCLASS = 14, IEEE80211_ELEMID_SCHEDULE = 15, IEEE80211_ELEMID_CHALLENGE = 16, /* 17-31 reserved for challenge text extension */ IEEE80211_ELEMID_POWER_CONSTRAINT = 32, IEEE80211_ELEMID_POWER_CAP = 33, IEEE80211_ELEMID_TPC_REQUEST = 34, IEEE80211_ELEMID_TPC_REPORT = 35, IEEE80211_ELEMID_SUPP_CHNLS = 35, IEEE80211_ELEMID_CSA = 37, /* 11h */ IEEE80211_ELEMID_MEASUREMENT_REQUEST = 38, /* DFS */ IEEE80211_ELEMID_MEASUREMENT_REPORT = 39, /* DFS */ IEEE80211_ELEMID_QUIET = 40, IEEE80211_ELEMID_IBSS_DFS = 41, IEEE80211_ELEMID_ERP = 42, IEEE80211_ELEMID_TS_DELAY = 43, IEEE80211_ELEMID_TCLAS = 44, IEEE80211_ELEMID_HTCAPS = 45, /* 11n */ IEEE80211_ELEMID_QOS_CAP = 46, /* 47 reserved */ IEEE80211_ELEMID_RSN = 48, /* 49 reserved */ IEEE80211_ELEMID_XRATES = 50, IEEE80211_ELEMID_AP_CHNL_REPORT = 51, IEEE80211_ELEMID_NBR_REPORT = 52, IEEE80211_ELEMID_RCPI = 53, IEEE80211_ELEMID_MDE = 54, IEEE80211_ELEMID_FTE = 55, IEEE80211_ELEMID_TIE = 56, /* 11r */ IEEE80211_ELEMID_RDE = 57, IEEE80211_ELEMID_DSE = 58, IEEE80211_ELEMID_SUPP_OPCLASS = 59, IEEE80211_ELEMID_XCSA = 60, IEEE80211_ELEMID_HTOP = 61, /* 11n */ IEEE80211_ELEMID_SECONDARY_CHANL_OFFSET = 62, /* 11n */ IEEE80211_ELEMID_AVG_ACCESS_DELAY = 63, IEEE80211_ELEMID_ANTENNA = 64, IEEE80211_ELEMID_RSNI = 65, IEEE80211_ELEMID_MEASUREMENT_PILOT_TX = 66, IEEE80211_ELEMID_AVAIL_CAPACITY = 67, IEEE80211_ELEMID_AC_ACCESS_DELAY = 68, IEEE80211_ELEMID_TIME_ADVERT = 69, IEEE80211_ELEMID_RM = 70, IEEE80211_ELEMID_MULTI_BSSID = 71, IEEE80211_ELEMID_20_40_CBW_COEX = 72, /* 11n */ IEEE80211_ELEMID_20_40_CBW_INTOLERANT = 73, /* 11n */ IEEE80211_ELEMID_SCAN_PARAM_OVERLAP = 74, IEEE80211_ELEMID_RIC = 75, IEEE80211_ELEMID_MMIE = 76, /* 11w */ IEEE80211_ELEMID_EVENT_REQUEST = 78, IEEE80211_ELEMID_EVENT_REPORT = 79, IEEE80211_ELEMID_DIAG_REQUEST = 80, IEEE80211_ELEMID_DIAG_REPORT = 81, IEEE80211_ELEMID_LOCATION_PARMS = 82, IEEE80211_ELEMID_NONTX_BSSID = 83, IEEE80211_ELEMID_SSID_LIST = 84, IEEE80211_ELEMID_MULTI_BSSID_IDX = 85, IEEE80211_ELEMID_FMS_DESC = 86, IEEE80211_ELEMID_FMS_REQUEST = 87, IEEE80211_ELEMID_FMS_RESPONSE = 88, IEEE80211_ELEMID_QOS_TRAFFIC_CAP = 89, IEEE80211_ELEMID_MAX_IDLE_PERIOD = 90, IEEE80211_ELEMID_TFS_REQUEST = 91, IEEE80211_ELEMID_TFS_RESPONSE = 92, IEEE80211_ELEMID_WNM_SLEEP = 93, IEEE80211_ELEMID_TIM_BCAST_REQUEST = 94, IEEE80211_ELEMID_TIM_BCAST_RESPONSE = 95, IEEE80211_ELEMID_INTERFERENCE_REPORT = 96, IEEE80211_ELEMID_CHNL_USAGE = 97, IEEE80211_ELEMID_TIME_ZONE = 98, IEEE80211_ELEMID_DMS_REQUEST = 99, IEEE80211_ELEMID_DMS_RESPONSE = 100, IEEE80211_ELEMID_LINK_ID = 101, IEEE80211_ELEMID_WAKE_SCHED = 102, /* 103 undefined */ IEEE80211_ELEMID_CHNL_SWITCH_TIMING = 104, IEEE80211_ELEMID_PTI_CTRL = 105, IEEE80211_ELEMID_TPU_BUF_STATUS = 106, IEEE80211_ELEMID_INTERWORKING = 107, IEEE80211_ELEMID_ADVERT_PROTOCOL = 108, IEEE80211_ELEMID_EXPEDITED_BW_REQUEST = 109, IEEE80211_ELEMID_QOS_MAP_SET = 110, IEEE80211_ELEMID_ROAMING_CONSORTIUM = 111, IEEE80211_ELEMID_EMERGENCY_ALERT_ID = 112, IEEE80211_ELEMID_MESHCONF = 113, IEEE80211_ELEMID_MESHID = 114, IEEE80211_ELEMID_MESHLINK = 115, IEEE80211_ELEMID_MESHCNGST = 116, IEEE80211_ELEMID_MESHPEER = 117, IEEE80211_ELEMID_MESHCSA = 118, IEEE80211_ELEMID_MESHAWAKEW = 119, IEEE80211_ELEMID_MESHBEACONT = 120, IEEE80211_ELEMID_MCCAOP_SETUP_REQUEST = 121, IEEE80211_ELEMID_MCCAOP_SETUP_REPLY = 122, IEEE80211_ELEMID_MCCAOP_ADVERT = 123, IEEE80211_ELEMID_MCCAOP_TEARDOWN = 124, IEEE80211_ELEMID_MESHGANN = 125, IEEE80211_ELEMID_MESHRANN = 126, IEEE80211_ELEMID_XCAPS = 127, /* 128-129 reserved */ IEEE80211_ELEMID_MESHPREQ = 130, IEEE80211_ELEMID_MESHPREP = 131, IEEE80211_ELEMID_MESHPERR = 132, /* 133-136 reserved */ IEEE80211_ELEMID_MESHPXU = 137, IEEE80211_ELEMID_MESHPXUC = 138, IEEE80211_ELEMID_AUTH_MESH_PEERING_XCHG = 139, IEEE80211_ELEMID_MIC = 140, IEEE80211_ELEMID_DEST_URI = 141, IEEE80211_ELEMID_U_APSD_COEX = 142, /* 143-174 reserved */ IEEE80211_ELEMID_MCCAOP_ADVERT_OVIEW = 174, /* 175-220 reserved */ IEEE80211_ELEMID_VENDOR = 221 /* vendor private */ /* 222-255 reserved */ }; /* * Action field category values (see 802.11-2012 8.4.1.11 Table 8-38). */ enum { IEEE80211_CATEG_SPECTRUM = 0, IEEE80211_CATEG_QOS = 1, IEEE80211_CATEG_DLS = 2, IEEE80211_CATEG_BA = 3, IEEE80211_CATEG_PUB = 4, IEEE80211_CATEG_RADIO_MSRMNT = 5, IEEE80211_CATEG_FAST_BSS_TRANS = 6, IEEE80211_CATEG_HT = 7, /* 11n */ IEEE80211_CATEG_SA_QUERY = 8, /* 11w */ IEEE80211_CATEG_PROT_DUAL_PUBLIC_ACTION = 9, IEEE80211_CATEG_WNM = 10, IEEE80211_CATEG_UNPROT_WNM = 11, IEEE80211_CATEG_TDLS = 12, IEEE80211_CATEG_MESH = 13, IEEE80211_CATEG_MULTIHOP = 14, IEEE80211_CATEG_SELF_PROT = 15, /* 16-125 reserved */ IEEE80211_CATEG_PROT_VENDOR = 126, IEEE80211_CATEG_VENDOR = 127 /* 128-255 error */ }; /* * Block Ack Action field values (see 802.11-2012 8.5.5 Table 8-202). */ #define IEEE80211_ACTION_ADDBA_REQ 0 #define IEEE80211_ACTION_ADDBA_RESP 1 #define IEEE80211_ACTION_DELBA 2 /* 3-255 reserved */ /* * SA Query Action field values (see 802.11-2012 8.5.10 Table 8-227). */ #define IEEE80211_ACTION_SA_QUERY_REQ 0 #define IEEE80211_ACTION_SA_QUERY_RESP 1 /* * HT Action field values (see 802.11-2012 8.5.12 Table 8-229). */ #define IEEE80211_ACTION_NOTIFYCW 0 #define IEEE80211_ACTION_SM_PWRSAVE 1 #define IEEE80211_ACTION_PSMP 2 #define IEEE80211_ACTION_SET_PCO_PHASE 3 #define IEEE80211_ACTION_CSI 4 #define IEEE80211_ACTION_NONCOMPRESSED_BF 5 #define IEEE80211_ACTION_COMPRESSED_BF 6 #define IEEE80211_ACTION_ASEL_IDX_FEEDBACK 7 /* 8-255 reserved */ #define IEEE80211_RATE_BASIC 0x80 #define IEEE80211_RATE_VAL 0x7f #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ #define IEEE80211_HT_NUM_MCS 77 /* * BlockAck/BlockAckReq Control field (see 802.11-2012 8.3.1.9 Figure 8-25). */ #define IEEE80211_BA_ACK_POLICY 0x0001 #define IEEE80211_BA_MULTI_TID 0x0002 #define IEEE80211_BA_COMPRESSED 0x0004 #define IEEE80211_BA_TID_INFO_MASK 0xf000 #define IEEE80211_BA_TID_INFO_SHIFT 12 /* * ADDBA Parameter Set field (see 802.11-2012 8.4.1.14 Figure 8-48). */ #define IEEE80211_ADDBA_AMSDU 0x0001 /* A-MSDU in A-MPDU supported */ #define IEEE80211_ADDBA_BA_POLICY 0x0002 /* 1=immediate BA 0=delayed BA */ #define IEEE80211_ADDBA_TID_MASK 0x003c #define IEEE80211_ADDBA_TID_SHIFT 2 #define IEEE80211_ADDBA_BUFSZ_MASK 0xffc0 #define IEEE80211_ADDBA_BUFSZ_SHIFT 6 /* * DELBA Parameter Set field (see 802.11-2012 8.4.1.16 Figure 8-50). */ #define IEEE80211_DELBA_INITIATOR 0x0800 #define IEEE80211_DELBA_TID_INFO_MASK 0xf000 #define IEEE80211_DELBA_TID_INFO_SHIFT 12 /* * ERP information element parameters (see 802.11-2012 8.4.2.14 Figure 8-95). */ #define IEEE80211_ERP_NON_ERP_PRESENT 0x01 #define IEEE80211_ERP_USE_PROTECTION 0x02 #define IEEE80211_ERP_BARKER_MODE 0x04 /* * RSN capabilities (see 802.11-2012 8.4.2.27.4). */ #define IEEE80211_RSNCAP_PREAUTH 0x0001 #define IEEE80211_RSNCAP_NOPAIRWISE 0x0002 #define IEEE80211_RSNCAP_PTKSA_RCNT_MASK 0x000c #define IEEE80211_RSNCAP_PTKSA_RCNT_SHIFT 2 #define IEEE80211_RSNCAP_GTKSA_RCNT_MASK 0x0030 #define IEEE80211_RSNCAP_GTKSA_RCNT_SHIFT 4 #define IEEE80211_RSNCAP_RCNT1 0 #define IEEE80211_RSNCAP_RCNT2 1 #define IEEE80211_RSNCAP_RCNT4 2 #define IEEE80211_RSNCAP_RCNT16 3 #define IEEE80211_RSNCAP_MFPR 0x0040 /* 11w */ #define IEEE80211_RSNCAP_MFPC 0x0080 /* 11w */ #define IEEE80211_RSNCAP_PEERKEYENA 0x0200 #define IEEE80211_RSNCAP_SPPAMSDUC 0x0400 /* 11n */ #define IEEE80211_RSNCAP_SPPAMSDUR 0x0800 /* 11n */ #define IEEE80211_RSNCAP_PBAC 0x1000 /* 11n */ #define IEEE80211_RSNCAP_EXTENDED_KEYID 0x2000 /* * HT Capabilities Info (see 802.11-2012 8.4.2.58.2). */ #define IEEE80211_HTCAP_LDPC 0x00000001 #define IEEE80211_HTCAP_CBW20_40 0x00000002 #define IEEE80211_HTCAP_SMPS_MASK 0x0000000c #define IEEE80211_HTCAP_SMPS_SHIFT 2 #define IEEE80211_HTCAP_SMPS_STA 0 #define IEEE80211_HTCAP_SMPS_DYN 1 #define IEEE80211_HTCAP_SMPS_DIS 3 #define IEEE80211_HTCAP_GF 0x00000010 #define IEEE80211_HTCAP_SGI20 0x00000020 #define IEEE80211_HTCAP_SGI40 0x00000040 #define IEEE80211_HTCAP_TXSTBC 0x00000080 #define IEEE80211_HTCAP_RXSTBC_MASK 0x00000300 #define IEEE80211_HTCAP_RXSTBC_SHIFT 8 #define IEEE80211_HTCAP_DELAYEDBA 0x00000400 #define IEEE80211_HTCAP_AMSDU7935 0x00000800 #define IEEE80211_HTCAP_DSSSCCK40 0x00001000 #define IEEE80211_HTCAP_PSMP 0x00002000 #define IEEE80211_HTCAP_40INTOLERANT 0x00004000 #define IEEE80211_HTCAP_LSIGTXOPPROT 0x00008000 /* * HT A-MPDU parameters (see 802.11-2012 8.4.2.58.3). */ #define IEEE80211_AMPDU_PARAM_LE 0x03 #define IEEE80211_AMPDU_PARAM_SS 0x1c #define IEEE80211_AMPDU_PARAM_SS_NONE (0 << 2) #define IEEE80211_AMPDU_PARAM_SS_0_25 (1 << 2) #define IEEE80211_AMPDU_PARAM_SS_0_5 (2 << 2) #define IEEE80211_AMPDU_PARAM_SS_1 (3 << 2) #define IEEE80211_AMPDU_PARAM_SS_2 (4 << 2) #define IEEE80211_AMPDU_PARAM_SS_4 (5 << 2) #define IEEE80211_AMPDU_PARAM_SS_8 (6 << 2) #define IEEE80211_AMPDU_PARAM_SS_16 (7 << 2) /* bits 5-7 reserved */ /* * HT Supported MCS Set (see 802.11-2012 8.4.2.58.4). * This field is 16 bytes in size. Bitmasks given below * operate on 8 or 16 bit integer subsets of this field * for use with ieee80211com and ieee80211_node. */ /* Bits 0-76: Supported Rx MCS bitmask */ /* Bits 77-79: Reserved */ /* Bits 80-89: Highest Rx rate in units of 1MB/s */ #define IEEE80211_MCS_RX_RATE_HIGH 0x03ff /* Bits 90-95: Reserved */ /* Bits 96-100: Tx MCS set */ #define IEEE80211_TX_MCS_SET_DEFINED 0x01 #define IEEE80211_TX_RX_MCS_NOT_EQUAL 0x02 #define IEEE80211_TX_SPATIAL_STREAMS 0x0c #define IEEE80211_TX_UNEQUAL_MODULATION 0x10 /* Bits 101-127: Reserved */ /* * HT Extended Capabilities (see 802.11-2012 8.4.2.58.5). */ #define IEEE80211_HTXCAP_PCO 0x0001 #define IEEE80211_HTXCAP_PCOTT_MASK 0x0006 #define IEEE80211_HTXCAP_PCOTT_SHIFT 1 #define IEEE80211_HTXCAP_PCOTT_400 1 #define IEEE80211_HTXCAP_PCOTT_1500 2 #define IEEE80211_HTXCAP_PCOTT_5000 3 /* Bits 3-7 are reserved. */ #define IEEE80211_HTXCAP_MFB_MASK 0x0300 #define IEEE80211_HTXCAP_MFB_SHIFT 8 #define IEEE80211_HTXCAP_MFB_NONE 0 #define IEEE80211_HTXCAP_MFB_UNSOL 2 #define IEEE80211_HTXCAP_MFB_BOTH 3 #define IEEE80211_HTXCAP_HTC 0x0400 #define IEEE80211_HTXCAP_RDRESP 0x0800 /* Bits 12-15 are reserved. */ /* * Transmit Beamforming (TxBF) Capabilities (see 802.11-2012 8.4.2.58.6). */ #define IEEE80211_TXBFCAP_IMPLICIT_RX 0x00000001 #define IEEE80211_TXBFCAP_RSSC 0x00000002 #define IEEE80211_TXBFCAP_TSSC 0x00000004 #define IEEE80211_TXBFCAP_RNDP 0x00000008 #define IEEE80211_TXBFCAP_TNDP 0x00000010 #define IEEE80211_TXBFCAP_IMPLICIT_TX 0x00000020 #define IEEE80211_TXBFCAP_CALIB_MASK 0x000000c0 #define IEEE80211_TXBFCAP_CALIB_SHIFT 6 #define IEEE80211_TXBFCAP_TX_CSI 0x00000100 #define IEEE80211_TXBFCAP_EXPLICIT_NSC 0x00000200 #define IEEE80211_TXBFCAP_EXPLICIT_CSC 0x00000400 #define IEEE80211_TXBFCAP_CSI_FB_DELAYED 0x00000800 #define IEEE80211_TXBFCAP_CSI_FB_IMMEDIATE 0x00001000 #define IEEE80211_TXBFCAP_EXPLICIT_NB_FB_DELAYED 0x00002000 #define IEEE80211_TXBFCAP_EXPLICIT_NB_FB_IMMEDIATE 0x00004000 #define IEEE80211_TXBFCAP_EXPLICIT_CB_FB_DELAYED 0x00008000 #define IEEE80211_TXBFCAP_EXPLICIT_CB_FB_IMMEDIATE 0x00010000 #define IEEE80211_TXBFCAP_MINIMAL_GROUPING_1_2 0x00020000 #define IEEE80211_TXBFCAP_MINIMAL_GROUPING_1_4 0x00040000 #define IEEE80211_TXBFCAP_CSI_NUM_ANT_MASK 0x00180000 #define IEEE80211_TXBFCAP_CSI_NUM_ANT_SHIFT 19 #define IEEE80211_TXBFCAP_NS_NUM_ANT_MASK 0x00600000 #define IEEE80211_TXBFCAP_NS_NUM_ANT_SHIFT 21 #define IEEE80211_TXBFCAP_CS_NUM_ANT_MASK 0x01800000 #define IEEE80211_TXBFCAP_CS_NUM_ANT_SHIFT 23 #define IEEE80211_TXBFCAP_CSI_NUM_ROWS_MASK 0x06000000 #define IEEE80211_TXBFCAP_CSI_NUM_ROWS_SHIFT 25 #define IEEE80211_TXBFCAP_CHANL_ESTIMATE_MASK 0x18000000 #define IEEE80211_TXBFCAP_CHANL_ESTIMATE_SHIFT 27 /* * Antenna Selection (ASEL) Capability (see 802.11-2012 8.4.2.58.7). */ #define IEEE80211_ASELCAP_ASEL 0x01 #define IEEE80211_ASELCAP_CSIFB_TX 0x02 #define IEEE80211_ASELCAP_ANT_IDX_FB_TX 0x04 #define IEEE80211_ASELCAP_CSIFB 0x08 #define IEEE80211_ASELCAP_ANT_IDX_FB 0x10 #define IEEE80211_ASELCAP_ASEL_RX 0x20 #define IEEE80211_ASELCAP_TX_SOUND_PPDU 0x20 /* Bit 7 is reserved. */ /* * HT Operation element (see 802.11-2012 8.4.2.59). */ /* Byte 0 contains primary channel number. */ /* Byte 1. */ #define IEEE80211_HTOP0_SCO_MASK 0x03 #define IEEE80211_HTOP0_SCO_SHIFT 0 #define IEEE80211_HTOP0_SCO_SCN 0 #define IEEE80211_HTOP0_SCO_SCA 1 #define IEEE80211_HTOP0_SCO_SCB 3 #define IEEE80211_HTOP0_CHW 0x04 #define IEEE80211_HTOP0_RIFS 0x08 /* bits 4-7 reserved */ /* Bytes 2-3. */ #define IEEE80211_HTOP1_PROT_MASK 0x0003 #define IEEE80211_HTOP1_PROT_SHIFT 0 #define IEEE80211_HTOP1_NONGF_STA 0x0004 /* Bit 3 is reserved. */ #define IEEE80211_HTOP1_OBSS_NONHT_STA 0x0010 /* Bits 5-15 are reserved. */ /* Bytes 4-5. */ /* Bits 0-5 are reserved. */ #define IEEE80211_HTOP2_DUALBEACON 0x0040 #define IEEE80211_HTOP2_DUALCTSPROT 0x0080 #define IEEE80211_HTOP2_STBCBEACON 0x0100 #define IEEE80211_HTOP2_LSIGTXOP 0x0200 #define IEEE80211_HTOP2_PCOACTIVE 0x0400 #define IEEE80211_HTOP2_PCOPHASE40 0x0800 /* Bits 12-15 are reserved. */ /* * EDCA Access Categories. */ enum ieee80211_edca_ac { EDCA_AC_BK = 1, /* Background */ EDCA_AC_BE = 0, /* Best Effort */ EDCA_AC_VI = 2, /* Video */ EDCA_AC_VO = 3 /* Voice */ }; #define EDCA_NUM_AC 4 /* number of TID values (traffic identifier) */ #define IEEE80211_NUM_TID 16 /* 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 /*- * Organizationally Unique Identifiers. * See http://standards.ieee.org/regauth/oui/oui.txt for a list. */ #define ATHEROS_OUI ((const u_int8_t[]){ 0x00, 0x03, 0x7f }) #define BROADCOM_OUI ((const u_int8_t[]){ 0x00, 0x90, 0x4c }) #define IEEE80211_OUI ((const u_int8_t[]){ 0x00, 0x0f, 0xac }) #define MICROSOFT_OUI ((const u_int8_t[]){ 0x00, 0x50, 0xf2 }) #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)) /* * Authentication Algorithm Number field (see 7.3.1.1). */ #define IEEE80211_AUTH_ALG_OPEN 0x0000 #define IEEE80211_AUTH_ALG_SHARED 0x0001 #define IEEE80211_AUTH_ALG_LEAP 0x0080 /* * Authentication Transaction Sequence Number field (see 7.3.1.2). */ 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 (see Table 22). */ 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, /* XXX the following two reason codes are not correct */ IEEE80211_REASON_RSN_REQUIRED = 11, IEEE80211_REASON_RSN_INCONSISTENT = 12, IEEE80211_REASON_IE_INVALID = 13, IEEE80211_REASON_MIC_FAILURE = 14, IEEE80211_REASON_4WAY_TIMEOUT = 15, IEEE80211_REASON_GROUP_TIMEOUT = 16, IEEE80211_REASON_RSN_DIFFERENT_IE = 17, IEEE80211_REASON_BAD_GROUP_CIPHER = 18, IEEE80211_REASON_BAD_PAIRWISE_CIPHER = 19, IEEE80211_REASON_BAD_AKMP = 20, IEEE80211_REASON_RSN_IE_VER_UNSUP = 21, IEEE80211_REASON_RSN_IE_BAD_CAP = 22, IEEE80211_REASON_CIPHER_REJ_POLICY = 24, IEEE80211_REASON_SETUP_REQUIRED = 38, IEEE80211_REASON_TIMEOUT = 39 }; /* * Status codes (see Table 23). */ enum { 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_TOO_MANY_STATIONS = 22, IEEE80211_STATUS_RATES = 23, IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, IEEE80211_STATUS_TRY_AGAIN_LATER = 30, IEEE80211_STATUS_MFP_POLICY = 31, IEEE80211_STATUS_REFUSED = 37, IEEE80211_STATUS_INVALID_PARAM = 38, IEEE80211_STATUS_IE_INVALID = 40, IEEE80211_STATUS_BAD_GROUP_CIPHER = 41, IEEE80211_STATUS_BAD_PAIRWISE_CIPHER = 42, IEEE80211_STATUS_BAD_AKMP = 43, IEEE80211_STATUS_RSN_IE_VER_UNSUP = 44, IEEE80211_STATUS_CIPHER_REJ_POLICY = 46 }; #define IEEE80211_WEP_KEYLEN 5 /* 40bit */ #define IEEE80211_WEP_NKID 4 /* number of key ids */ #define IEEE80211_CHALLENGE_LEN 128 /* WEP header constants */ #define IEEE80211_WEP_IVLEN 3 /* 24bit */ #define IEEE80211_WEP_KIDLEN 1 /* 1 octet */ #define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */ #define IEEE80211_CRC_LEN 4 #define IEEE80211_WEP_TOTLEN (IEEE80211_WEP_IVLEN + \ IEEE80211_WEP_KIDLEN + \ IEEE80211_WEP_CRCLEN) /* * 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 */ /* * 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 AP's this is way more * than is feasible so we use a default of 1800. This * number may be overridden by the driver and/or by * user configuration. */ #define IEEE80211_AID_MAX 2007 #define IEEE80211_AID_DEF 1800 #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 IEEE80211_MAX_LEN #define IEEE80211_PLCP_SERVICE 0x00 #define IEEE80211_PLCP_SERVICE_PBCC 0x08 /* PBCC encoded */ #define IEEE80211_PLCP_SERVICE_LENEXT 0x80 /* length extension bit */ /* One Time Unit (TU) is 1Kus = 1024 microseconds. */ #define IEEE80211_DUR_TU 1024 /* IEEE 802.11b durations for DSSS PHY in microseconds */ #define IEEE80211_DUR_DS_LONG_PREAMBLE 144 #define IEEE80211_DUR_DS_SHORT_PREAMBLE 72 #define IEEE80211_DUR_DS_PREAMBLE_DIFFERENCE \ (IEEE80211_DUR_DS_LONG_PREAMBLE - IEEE80211_DUR_DS_SHORT_PREAMBLE) #define IEEE80211_DUR_DS_FAST_PLCPHDR 24 #define IEEE80211_DUR_DS_SLOW_PLCPHDR 48 #define IEEE80211_DUR_DS_PLCPHDR_DIFFERENCE \ (IEEE80211_DUR_DS_SLOW_PLCPHDR - IEEE80211_DUR_DS_FAST_PLCPHDR) #define IEEE80211_DUR_DS_SLOW_ACK 112 #define IEEE80211_DUR_DS_FAST_ACK 56 #define IEEE80211_DUR_DS_SLOW_CTS 112 #define IEEE80211_DUR_DS_FAST_CTS 56 #define IEEE80211_DUR_DS_SLOT 20 #define IEEE80211_DUR_DS_SHSLOT 9 #define IEEE80211_DUR_DS_SIFS 10 #define IEEE80211_DUR_DS_PIFS (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT) #define IEEE80211_DUR_DS_DIFS (IEEE80211_DUR_DS_SIFS + \ 2 * IEEE80211_DUR_DS_SLOT) #define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \ IEEE80211_DUR_DS_SLOW_ACK + \ IEEE80211_DUR_DS_LONG_PREAMBLE + \ IEEE80211_DUR_DS_SLOW_PLCPHDR + \ IEEE80211_DUR_DIFS) /* * The RSNA key descriptor used by IEEE 802.11 does not use the IEEE 802.1X * key descriptor. Instead, it uses the key descriptor described in 8.5.2. */ #define EAPOL_KEY_NONCE_LEN 32 #define EAPOL_KEY_IV_LEN 16 #define EAPOL_KEY_MIC_LEN 16 struct ieee80211_eapol_key { u_int8_t version; #define EAPOL_VERSION 1 u_int8_t type; /* IEEE Std 802.1X-2004, 7.5.4 (only type EAPOL-Key is used here) */ #define EAP_PACKET 0 #define EAPOL_START 1 #define EAPOL_LOGOFF 2 #define EAPOL_KEY 3 #define EAPOL_ASF_ALERT 4 u_int8_t len[2]; u_int8_t desc; /* IEEE Std 802.1X-2004, 7.6.1 */ #define EAPOL_KEY_DESC_RC4 1 /* deprecated */ #define EAPOL_KEY_DESC_IEEE80211 2 #define EAPOL_KEY_DESC_WPA 254 /* non-standard WPA */ u_int8_t info[2]; #define EAPOL_KEY_VERSION_MASK 0x7 #define EAPOL_KEY_DESC_V1 1 #define EAPOL_KEY_DESC_V2 2 #define EAPOL_KEY_DESC_V3 3 /* 11r */ #define EAPOL_KEY_PAIRWISE (1 << 3) #define EAPOL_KEY_INSTALL (1 << 6) /* I */ #define EAPOL_KEY_KEYACK (1 << 7) /* A */ #define EAPOL_KEY_KEYMIC (1 << 8) /* M */ #define EAPOL_KEY_SECURE (1 << 9) /* S */ #define EAPOL_KEY_ERROR (1 << 10) #define EAPOL_KEY_REQUEST (1 << 11) #define EAPOL_KEY_ENCRYPTED (1 << 12) #define EAPOL_KEY_SMK (1 << 13) /* WPA compatibility */ #define EAPOL_KEY_WPA_KID_MASK 0x3 #define EAPOL_KEY_WPA_KID_SHIFT 4 #define EAPOL_KEY_WPA_TX EAPOL_KEY_INSTALL u_int8_t keylen[2]; u_int8_t replaycnt[8]; u_int8_t nonce[EAPOL_KEY_NONCE_LEN]; u_int8_t iv[EAPOL_KEY_IV_LEN]; u_int8_t rsc[8]; u_int8_t reserved[8]; u_int8_t mic[EAPOL_KEY_MIC_LEN]; u_int8_t paylen[2]; } __packed; /* Pairwise Transient Key (see 8.5.1.2) */ struct ieee80211_ptk { u_int8_t kck[16]; /* Key Confirmation Key */ u_int8_t kek[16]; /* Key Encryption Key */ u_int8_t tk[32]; /* Temporal Key */ } __packed; #define IEEE80211_PMKID_LEN 16 #define IEEE80211_SMKID_LEN 16 /* * Key Data Encapsulation (see Table 62). */ enum { IEEE80211_KDE_GTK = 1, IEEE80211_KDE_MACADDR = 3, IEEE80211_KDE_PMKID = 4, IEEE80211_KDE_SMK = 5, IEEE80211_KDE_NONCE = 6, IEEE80211_KDE_LIFETIME = 7, IEEE80211_KDE_ERROR = 8, IEEE80211_KDE_IGTK = 9 /* 11w */ }; /* * HT protection modes (see 802.11-2012 8.4.2.59) */ enum ieee80211_htprot { IEEE80211_HTPROT_NONE = 0, /* only 20/40MHz HT STAs exist */ IEEE80211_HTPROT_NONMEMBER, /* non-HT STA overlaps our channel */ IEEE80211_HTPROT_20MHZ, /* 20MHz HT STA on a 40MHz channel */ IEEE80211_HTPROT_NONHT_MIXED /* non-HT STA associated to our BSS */ }; #endif /* _NET80211_IEEE80211_H_ */