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_ieee80211.h
(25.44 KB)
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ieee80211.c
(71.87 KB)
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ieee80211.h
(48.7 KB)
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ieee80211_acl.c
(8.64 KB)
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ieee80211_action.c
(8.16 KB)
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ieee80211_action.h
(2.27 KB)
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ieee80211_adhoc.c
(30.5 KB)
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ieee80211_adhoc.h
(1.65 KB)
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ieee80211_ageq.c
(6.17 KB)
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ieee80211_ageq.h
(2.36 KB)
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ieee80211_alq.c
(4.85 KB)
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ieee80211_alq.h
(2.26 KB)
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ieee80211_amrr.c
(14.35 KB)
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ieee80211_amrr.h
(1.89 KB)
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ieee80211_crypto.c
(21.96 KB)
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ieee80211_crypto.h
(10.35 KB)
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ieee80211_crypto_ccmp.c
(18.27 KB)
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ieee80211_crypto_none.c
(4.3 KB)
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ieee80211_crypto_tkip.c
(30.23 KB)
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ieee80211_crypto_wep.c
(15.13 KB)
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ieee80211_ddb.c
(29.23 KB)
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ieee80211_dfs.c
(12.5 KB)
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ieee80211_dfs.h
(2.5 KB)
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ieee80211_freebsd.c
(29.56 KB)
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ieee80211_freebsd.h
(24.14 KB)
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ieee80211_hostap.c
(70.12 KB)
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ieee80211_hostap.h
(1.75 KB)
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ieee80211_ht.c
(104.16 KB)
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ieee80211_ht.h
(9.15 KB)
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ieee80211_hwmp.c
(65.62 KB)
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ieee80211_input.c
(27.5 KB)
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ieee80211_input.h
(10.19 KB)
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ieee80211_ioctl.c
(103.57 KB)
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ieee80211_ioctl.h
(37.22 KB)
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ieee80211_mesh.c
(104.89 KB)
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ieee80211_mesh.h
(19.62 KB)
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ieee80211_monitor.c
(3.87 KB)
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ieee80211_monitor.h
(1.65 KB)
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ieee80211_node.c
(86.68 KB)
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ieee80211_node.h
(21.23 KB)
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ieee80211_output.c
(119.38 KB)
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ieee80211_phy.c
(21.24 KB)
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ieee80211_phy.h
(7.16 KB)
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ieee80211_power.c
(17.37 KB)
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ieee80211_power.h
(3.47 KB)
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ieee80211_proto.c
(81.17 KB)
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ieee80211_proto.h
(18.49 KB)
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ieee80211_radiotap.c
(10.36 KB)
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ieee80211_radiotap.h
(14.32 KB)
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ieee80211_ratectl.c
(4.06 KB)
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ieee80211_ratectl.h
(5.49 KB)
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ieee80211_ratectl_none.c
(3.15 KB)
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ieee80211_regdomain.c
(14.23 KB)
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ieee80211_regdomain.h
(10.49 KB)
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ieee80211_rssadapt.c
(10.82 KB)
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ieee80211_rssadapt.h
(2.91 KB)
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ieee80211_scan.c
(18.27 KB)
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ieee80211_scan.h
(14.65 KB)
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ieee80211_scan_sta.c
(57.3 KB)
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ieee80211_scan_sw.c
(30.55 KB)
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ieee80211_scan_sw.h
(1.51 KB)
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ieee80211_sta.c
(60.31 KB)
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ieee80211_sta.h
(2 KB)
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ieee80211_superg.c
(29.08 KB)
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ieee80211_superg.h
(5.42 KB)
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ieee80211_tdma.c
(24.46 KB)
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ieee80211_tdma.h
(4.05 KB)
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ieee80211_var.h
(45.45 KB)
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ieee80211_vht.c
(24.16 KB)
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ieee80211_vht.h
(2.85 KB)
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ieee80211_wds.c
(23.31 KB)
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ieee80211_wds.h
(1.81 KB)
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ieee80211_wps.h
(6.59 KB)
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ieee80211_xauth.c
(2.79 KB)
Editing: ieee80211.h
/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002-2009 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. * * $FreeBSD$ */ #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) #ifdef _KERNEL extern const uint8_t ieee80211broadcastaddr[]; #endif typedef uint16_t ieee80211_seq; /* IEEE 802.11 PLCP header */ struct ieee80211_plcp_hdr { uint16_t i_sfd; uint8_t i_signal; uint8_t i_service; uint16_t i_length; uint16_t i_crc; } __packed; #define IEEE80211_PLCP_SFD 0xF3A0 #define IEEE80211_PLCP_SERVICE 0x00 #define IEEE80211_PLCP_SERVICE_LOCKED 0x04 #define IEEE80211_PLCL_SERVICE_PBCC 0x08 #define IEEE80211_PLCP_SERVICE_LENEXT5 0x20 #define IEEE80211_PLCP_SERVICE_LENEXT6 0x40 #define IEEE80211_PLCP_SERVICE_LENEXT7 0x80 /* * generic definitions for IEEE 802.11 frames */ struct ieee80211_frame { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ /* see below */ } __packed; struct ieee80211_qosframe { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; uint8_t i_qos[2]; /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ /* see below */ } __packed; struct ieee80211_qoscntl { uint8_t i_qos[2]; }; struct ieee80211_frame_addr4 { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; uint8_t i_addr4[IEEE80211_ADDR_LEN]; } __packed; struct ieee80211_qosframe_addr4 { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; uint8_t i_addr3[IEEE80211_ADDR_LEN]; uint8_t i_seq[2]; uint8_t i_addr4[IEEE80211_ADDR_LEN]; uint8_t i_qos[2]; } __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_TIMING_ADV 0x60 #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 /* for TYPE_CTL */ #define IEEE80211_FC0_SUBTYPE_CONTROL_WRAP 0x70 #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_FC0_SUBTYPE_QOS_CFACK 0x90 #define IEEE80211_FC0_SUBTYPE_QOS_CFPOLL 0xa0 #define IEEE80211_FC0_SUBTYPE_QOS_CFACKPOLL 0xb0 #define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 #define IEEE80211_IS_MGMT(wh) \ (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \ == IEEE80211_FC0_TYPE_MGT)) #define IEEE80211_IS_CTL(wh) \ (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \ == IEEE80211_FC0_TYPE_CTL)) #define IEEE80211_IS_DATA(wh) \ (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \ == IEEE80211_FC0_TYPE_DATA)) #define IEEE80211_FC0_QOSDATA \ (IEEE80211_FC0_TYPE_DATA|IEEE80211_FC0_SUBTYPE_QOS|IEEE80211_FC0_VERSION_0) #define IEEE80211_IS_QOSDATA(wh) \ ((wh)->i_fc[0] == IEEE80211_FC0_QOSDATA) #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_IS_DSTODS(wh) \ (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS) #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_ORDER 0x80 #define IEEE80211_HAS_SEQ(type, subtype) \ ((type) != IEEE80211_FC0_TYPE_CTL && \ !((type) == IEEE80211_FC0_TYPE_DATA && \ ((subtype) & IEEE80211_FC0_SUBTYPE_QOS_NULL) == \ IEEE80211_FC0_SUBTYPE_QOS_NULL)) #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_RANGE 4096 #define IEEE80211_SEQ_ADD(seq, incr) \ (((seq) + (incr)) & (IEEE80211_SEQ_RANGE-1)) #define IEEE80211_SEQ_INC(seq) IEEE80211_SEQ_ADD(seq,1) #define IEEE80211_SEQ_SUB(a, b) \ (((a) + IEEE80211_SEQ_RANGE - (b)) & (IEEE80211_SEQ_RANGE-1)) #define IEEE80211_SEQ_BA_RANGE 2048 /* 2^11 */ #define IEEE80211_SEQ_BA_BEFORE(a, b) \ (IEEE80211_SEQ_SUB(b, a+1) < IEEE80211_SEQ_BA_RANGE-1) #define IEEE80211_NWID_LEN 32 #define IEEE80211_MESHID_LEN 32 #define IEEE80211_QOS_CTL_LEN 2 #define IEEE80211_QOS_TXOP 0x00ff /* bit 8 is reserved */ #define IEEE80211_QOS_AMSDU 0x80 #define IEEE80211_QOS_AMSDU_S 7 #define IEEE80211_QOS_ACKPOLICY 0x60 #define IEEE80211_QOS_ACKPOLICY_S 5 #define IEEE80211_QOS_ACKPOLICY_NOACK 0x20 /* No ACK required */ #define IEEE80211_QOS_ACKPOLICY_BA 0x60 /* Block ACK */ #define IEEE80211_QOS_EOSP 0x10 /* EndOfService Period*/ #define IEEE80211_QOS_EOSP_S 4 #define IEEE80211_QOS_TID 0x0f /* qos[1] byte used for all frames sent by mesh STAs in a mesh BSS */ #define IEEE80211_QOS_MC 0x01 /* Mesh control */ /* Mesh power save level*/ #define IEEE80211_QOS_MESH_PSL 0x02 /* Mesh Receiver Service Period Initiated */ #define IEEE80211_QOS_RSPI 0x04 /* bits 11 to 15 reserved */ /* 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)) /* * WME/802.11e information element. */ struct ieee80211_wme_info { uint8_t wme_id; /* IEEE80211_ELEMID_VENDOR */ uint8_t wme_len; /* length in bytes */ uint8_t wme_oui[3]; /* 0x00, 0x50, 0xf2 */ uint8_t wme_type; /* OUI type */ uint8_t wme_subtype; /* OUI subtype */ uint8_t wme_version; /* spec revision */ uint8_t wme_info; /* QoS info */ } __packed; /* * WME/802.11e Tspec Element */ struct ieee80211_wme_tspec { uint8_t ts_id; uint8_t ts_len; uint8_t ts_oui[3]; uint8_t ts_oui_type; uint8_t ts_oui_subtype; uint8_t ts_version; uint8_t ts_tsinfo[3]; uint8_t ts_nom_msdu[2]; uint8_t ts_max_msdu[2]; uint8_t ts_min_svc[4]; uint8_t ts_max_svc[4]; uint8_t ts_inactv_intv[4]; uint8_t ts_susp_intv[4]; uint8_t ts_start_svc[4]; uint8_t ts_min_rate[4]; uint8_t ts_mean_rate[4]; uint8_t ts_max_burst[4]; uint8_t ts_min_phy[4]; uint8_t ts_peak_rate[4]; uint8_t ts_delay[4]; uint8_t ts_surplus[2]; uint8_t ts_medium_time[2]; } __packed; /* * WME AC parameter field */ struct ieee80211_wme_acparams { uint8_t acp_aci_aifsn; uint8_t acp_logcwminmax; uint16_t acp_txop; } __packed; #define WME_NUM_AC 4 /* 4 AC categories */ #define WME_NUM_TID 16 /* 16 tids */ #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) == 0 || (_tid) == 3) ? WME_AC_BE : \ ((_tid) < 3) ? WME_AC_BK : \ ((_tid) < 6) ? WME_AC_VI : \ WME_AC_VO) /* * WME Parameter Element */ struct ieee80211_wme_param { uint8_t param_id; uint8_t param_len; uint8_t param_oui[3]; uint8_t param_oui_type; uint8_t param_oui_subtype; uint8_t param_version; uint8_t param_qosInfo; #define WME_QOSINFO_COUNT 0x0f /* Mask for param count field */ uint8_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)) /* * Management Notification Frame */ struct ieee80211_mnf { uint8_t mnf_category; uint8_t mnf_action; uint8_t mnf_dialog; uint8_t mnf_status; } __packed; #define MNF_SETUP_REQ 0 #define MNF_SETUP_RESP 1 #define MNF_TEARDOWN 2 /* * 802.11n Management Action Frames */ /* generic frame format */ struct ieee80211_action { uint8_t ia_category; uint8_t ia_action; } __packed; #define IEEE80211_ACTION_CAT_SM 0 /* Spectrum Management */ #define IEEE80211_ACTION_CAT_QOS 1 /* QoS */ #define IEEE80211_ACTION_CAT_DLS 2 /* DLS */ #define IEEE80211_ACTION_CAT_BA 3 /* BA */ #define IEEE80211_ACTION_CAT_HT 7 /* HT */ #define IEEE80211_ACTION_CAT_MESH 13 /* Mesh */ #define IEEE80211_ACTION_CAT_SELF_PROT 15 /* Self-protected */ /* 16 - 125 reserved */ #define IEEE80211_ACTION_CAT_VHT 21 #define IEEE80211_ACTION_CAT_VENDOR 127 /* Vendor Specific */ #define IEEE80211_ACTION_HT_TXCHWIDTH 0 /* recommended xmit chan width*/ #define IEEE80211_ACTION_HT_MIMOPWRSAVE 1 /* MIMO power save */ /* HT - recommended transmission channel width */ struct ieee80211_action_ht_txchwidth { struct ieee80211_action at_header; uint8_t at_chwidth; } __packed; #define IEEE80211_A_HT_TXCHWIDTH_20 0 #define IEEE80211_A_HT_TXCHWIDTH_2040 1 /* HT - MIMO Power Save (NB: D2.04) */ struct ieee80211_action_ht_mimopowersave { struct ieee80211_action am_header; uint8_t am_control; } __packed; #define IEEE80211_A_HT_MIMOPWRSAVE_ENA 0x01 /* PS enabled */ #define IEEE80211_A_HT_MIMOPWRSAVE_MODE 0x02 #define IEEE80211_A_HT_MIMOPWRSAVE_MODE_S 1 #define IEEE80211_A_HT_MIMOPWRSAVE_DYNAMIC 0x02 /* Dynamic Mode */ #define IEEE80211_A_HT_MIMOPWRSAVE_STATIC 0x00 /* no SM packets */ /* bits 2-7 reserved */ /* Block Ack actions */ #define IEEE80211_ACTION_BA_ADDBA_REQUEST 0 /* ADDBA request */ #define IEEE80211_ACTION_BA_ADDBA_RESPONSE 1 /* ADDBA response */ #define IEEE80211_ACTION_BA_DELBA 2 /* DELBA */ /* Block Ack Parameter Set */ #define IEEE80211_BAPS_BUFSIZ 0xffc0 /* buffer size */ #define IEEE80211_BAPS_BUFSIZ_S 6 #define IEEE80211_BAPS_TID 0x003c /* TID */ #define IEEE80211_BAPS_TID_S 2 #define IEEE80211_BAPS_POLICY 0x0002 /* block ack policy */ #define IEEE80211_BAPS_POLICY_S 1 #define IEEE80211_BAPS_AMSDU 0x0001 /* A-MSDU permitted */ #define IEEE80211_BAPS_AMSDU_S 0 #define IEEE80211_BAPS_POLICY_DELAYED (0<<IEEE80211_BAPS_POLICY_S) #define IEEE80211_BAPS_POLICY_IMMEDIATE (1<<IEEE80211_BAPS_POLICY_S) /* Block Ack Sequence Control */ #define IEEE80211_BASEQ_START 0xfff0 /* starting seqnum */ #define IEEE80211_BASEQ_START_S 4 #define IEEE80211_BASEQ_FRAG 0x000f /* fragment number */ #define IEEE80211_BASEQ_FRAG_S 0 /* Delayed Block Ack Parameter Set */ #define IEEE80211_DELBAPS_TID 0xf000 /* TID */ #define IEEE80211_DELBAPS_TID_S 12 #define IEEE80211_DELBAPS_INIT 0x0800 /* initiator */ #define IEEE80211_DELBAPS_INIT_S 11 /* BA - ADDBA request */ struct ieee80211_action_ba_addbarequest { struct ieee80211_action rq_header; uint8_t rq_dialogtoken; uint16_t rq_baparamset; uint16_t rq_batimeout; /* in TUs */ uint16_t rq_baseqctl; } __packed; /* BA - ADDBA response */ struct ieee80211_action_ba_addbaresponse { struct ieee80211_action rs_header; uint8_t rs_dialogtoken; uint16_t rs_statuscode; uint16_t rs_baparamset; uint16_t rs_batimeout; /* in TUs */ } __packed; /* BA - DELBA */ struct ieee80211_action_ba_delba { struct ieee80211_action dl_header; uint16_t dl_baparamset; uint16_t dl_reasoncode; } __packed; /* BAR Control */ #define IEEE80211_BAR_TID 0xf000 /* TID */ #define IEEE80211_BAR_TID_S 12 #define IEEE80211_BAR_COMP 0x0004 /* Compressed Bitmap */ #define IEEE80211_BAR_MTID 0x0002 /* Multi-TID */ #define IEEE80211_BAR_NOACK 0x0001 /* No-Ack policy */ /* BAR Starting Sequence Control */ #define IEEE80211_BAR_SEQ_START 0xfff0 /* starting seqnum */ #define IEEE80211_BAR_SEQ_START_S 4 struct ieee80211_ba_request { uint16_t rq_barctl; uint16_t rq_barseqctl; } __packed; /* * Control frames. */ struct ieee80211_frame_min { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_addr1[IEEE80211_ADDR_LEN]; uint8_t i_addr2[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_rts { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_ra[IEEE80211_ADDR_LEN]; uint8_t i_ta[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_cts { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_ack { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_pspoll { uint8_t i_fc[2]; uint8_t i_aid[2]; uint8_t i_bssid[IEEE80211_ADDR_LEN]; uint8_t i_ta[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_cfend { /* NB: also CF-End+CF-Ack */ uint8_t i_fc[2]; uint8_t i_dur[2]; /* should be zero */ uint8_t i_ra[IEEE80211_ADDR_LEN]; uint8_t i_bssid[IEEE80211_ADDR_LEN]; /* FCS */ } __packed; struct ieee80211_frame_bar { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_ra[IEEE80211_ADDR_LEN]; uint8_t i_ta[IEEE80211_ADDR_LEN]; uint16_t i_ctl; uint16_t i_seq; /* 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] */ #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 #define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100 /* bit 9 is reserved */ #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 */ #define IEEE80211_CAPINFO_BITS \ "\20\1ESS\2IBSS\3CF_POLLABLE\4CF_POLLREQ\5PRIVACY\6SHORT_PREAMBLE" \ "\7PBCC\10CHNL_AGILITY\11SPECTRUM_MGMT\13SHORT_SLOTTIME\14RSN" \ "\16DSSOFDM" /* * 802.11i/WPA information element (maximally sized). */ struct ieee80211_ie_wpa { uint8_t wpa_id; /* IEEE80211_ELEMID_VENDOR */ uint8_t wpa_len; /* length in bytes */ uint8_t wpa_oui[3]; /* 0x00, 0x50, 0xf2 */ uint8_t wpa_type; /* OUI type */ uint16_t wpa_version; /* spec revision */ uint32_t wpa_mcipher[1]; /* multicast/group key cipher */ uint16_t wpa_uciphercnt; /* # pairwise key ciphers */ uint32_t wpa_uciphers[8];/* ciphers */ uint16_t wpa_authselcnt; /* authentication selector cnt*/ uint32_t wpa_authsels[8];/* selectors */ uint16_t wpa_caps; /* 802.11i capabilities */ uint16_t wpa_pmkidcnt; /* 802.11i pmkid count */ uint16_t wpa_pmkids[8]; /* 802.11i pmkids */ } __packed; /* * 802.11n HT Capability IE * NB: these reflect D1.10 */ struct ieee80211_ie_htcap { uint8_t hc_id; /* element ID */ uint8_t hc_len; /* length in bytes */ uint16_t hc_cap; /* HT caps (see below) */ uint8_t hc_param; /* HT params (see below) */ uint8_t hc_mcsset[16]; /* supported MCS set */ uint16_t hc_extcap; /* extended HT capabilities */ uint32_t hc_txbf; /* txbf capabilities */ uint8_t hc_antenna; /* antenna capabilities */ } __packed; /* HT capability flags (ht_cap) */ #define IEEE80211_HTCAP_LDPC 0x0001 /* LDPC rx supported */ #define IEEE80211_HTCAP_CHWIDTH40 0x0002 /* 20/40 supported */ #define IEEE80211_HTCAP_SMPS 0x000c /* SM Power Save mode */ #define IEEE80211_HTCAP_SMPS_OFF 0x000c /* disabled */ #define IEEE80211_HTCAP_SMPS_DYNAMIC 0x0004 /* send RTS first */ /* NB: SMPS value 2 is reserved */ #define IEEE80211_HTCAP_SMPS_ENA 0x0000 /* enabled (static mode) */ #define IEEE80211_HTCAP_GREENFIELD 0x0010 /* Greenfield supported */ #define IEEE80211_HTCAP_SHORTGI20 0x0020 /* Short GI in 20MHz */ #define IEEE80211_HTCAP_SHORTGI40 0x0040 /* Short GI in 40MHz */ #define IEEE80211_HTCAP_TXSTBC 0x0080 /* STBC tx ok */ #define IEEE80211_HTCAP_RXSTBC 0x0300 /* STBC rx support */ #define IEEE80211_HTCAP_RXSTBC_S 8 #define IEEE80211_HTCAP_RXSTBC_1STREAM 0x0100 /* 1 spatial stream */ #define IEEE80211_HTCAP_RXSTBC_2STREAM 0x0200 /* 1-2 spatial streams*/ #define IEEE80211_HTCAP_RXSTBC_3STREAM 0x0300 /* 1-3 spatial streams*/ #define IEEE80211_HTCAP_DELBA 0x0400 /* HT DELBA supported */ #define IEEE80211_HTCAP_MAXAMSDU 0x0800 /* max A-MSDU length */ #define IEEE80211_HTCAP_MAXAMSDU_7935 0x0800 /* 7935 octets */ #define IEEE80211_HTCAP_MAXAMSDU_3839 0x0000 /* 3839 octets */ #define IEEE80211_HTCAP_DSSSCCK40 0x1000 /* DSSS/CCK in 40MHz */ #define IEEE80211_HTCAP_PSMP 0x2000 /* PSMP supported */ #define IEEE80211_HTCAP_40INTOLERANT 0x4000 /* 40MHz intolerant */ #define IEEE80211_HTCAP_LSIGTXOPPROT 0x8000 /* L-SIG TXOP prot */ #define IEEE80211_HTCAP_BITS \ "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \ "\13DELBA\14AMSDU(7935)\15DSSSCCK40\16PSMP\1740INTOLERANT" \ "\20LSIGTXOPPROT" /* HT parameters (hc_param) */ #define IEEE80211_HTCAP_MAXRXAMPDU 0x03 /* max rx A-MPDU factor */ #define IEEE80211_HTCAP_MAXRXAMPDU_S 0 #define IEEE80211_HTCAP_MAXRXAMPDU_8K 0 #define IEEE80211_HTCAP_MAXRXAMPDU_16K 1 #define IEEE80211_HTCAP_MAXRXAMPDU_32K 2 #define IEEE80211_HTCAP_MAXRXAMPDU_64K 3 #define IEEE80211_HTCAP_MPDUDENSITY 0x1c /* min MPDU start spacing */ #define IEEE80211_HTCAP_MPDUDENSITY_S 2 #define IEEE80211_HTCAP_MPDUDENSITY_NA 0 /* no time restriction */ #define IEEE80211_HTCAP_MPDUDENSITY_025 1 /* 1/4 us */ #define IEEE80211_HTCAP_MPDUDENSITY_05 2 /* 1/2 us */ #define IEEE80211_HTCAP_MPDUDENSITY_1 3 /* 1 us */ #define IEEE80211_HTCAP_MPDUDENSITY_2 4 /* 2 us */ #define IEEE80211_HTCAP_MPDUDENSITY_4 5 /* 4 us */ #define IEEE80211_HTCAP_MPDUDENSITY_8 6 /* 8 us */ #define IEEE80211_HTCAP_MPDUDENSITY_16 7 /* 16 us */ /* HT extended capabilities (hc_extcap) */ #define IEEE80211_HTCAP_PCO 0x0001 /* PCO capable */ #define IEEE80211_HTCAP_PCOTRANS 0x0006 /* PCO transition time */ #define IEEE80211_HTCAP_PCOTRANS_S 1 #define IEEE80211_HTCAP_PCOTRANS_04 0x0002 /* 400 us */ #define IEEE80211_HTCAP_PCOTRANS_15 0x0004 /* 1.5 ms */ #define IEEE80211_HTCAP_PCOTRANS_5 0x0006 /* 5 ms */ /* bits 3-7 reserved */ #define IEEE80211_HTCAP_MCSFBACK 0x0300 /* MCS feedback */ #define IEEE80211_HTCAP_MCSFBACK_S 8 #define IEEE80211_HTCAP_MCSFBACK_NONE 0x0000 /* nothing provided */ #define IEEE80211_HTCAP_MCSFBACK_UNSOL 0x0200 /* unsolicited feedback */ #define IEEE80211_HTCAP_MCSFBACK_MRQ 0x0300 /* " "+respond to MRQ */ #define IEEE80211_HTCAP_HTC 0x0400 /* +HTC support */ #define IEEE80211_HTCAP_RDR 0x0800 /* reverse direction responder*/ /* bits 12-15 reserved */ /* * 802.11n HT Information IE */ struct ieee80211_ie_htinfo { uint8_t hi_id; /* element ID */ uint8_t hi_len; /* length in bytes */ uint8_t hi_ctrlchannel; /* primary channel */ uint8_t hi_byte1; /* ht ie byte 1 */ uint8_t hi_byte2; /* ht ie byte 2 */ uint8_t hi_byte3; /* ht ie byte 3 */ uint16_t hi_byte45; /* ht ie bytes 4+5 */ uint8_t hi_basicmcsset[16]; /* basic MCS set */ } __packed; /* byte1 */ #define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */ #define IEEE80211_HTINFO_2NDCHAN_S 0 #define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */ #define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */ /* NB: 2 is reserved */ #define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */ #define IEEE80211_HTINFO_TXWIDTH 0x04 /* tx channel width */ #define IEEE80211_HTINFO_TXWIDTH_20 0x00 /* 20MHz width */ #define IEEE80211_HTINFO_TXWIDTH_2040 0x04 /* any supported width */ #define IEEE80211_HTINFO_RIFSMODE 0x08 /* Reduced IFS (RIFS) use */ #define IEEE80211_HTINFO_RIFSMODE_PROH 0x00 /* RIFS use prohibited */ #define IEEE80211_HTINFO_RIFSMODE_PERM 0x08 /* RIFS use permitted */ #define IEEE80211_HTINFO_PMSPONLY 0x10 /* PSMP required to associate */ #define IEEE80211_HTINFO_SIGRAN 0xe0 /* shortest Service Interval */ #define IEEE80211_HTINFO_SIGRAN_S 5 #define IEEE80211_HTINFO_SIGRAN_5 0x00 /* 5 ms */ /* XXX add rest */ /* bytes 2+3 */ #define IEEE80211_HTINFO_OPMODE 0x03 /* operating mode */ #define IEEE80211_HTINFO_OPMODE_S 0 #define IEEE80211_HTINFO_OPMODE_PURE 0x00 /* no protection */ #define IEEE80211_HTINFO_OPMODE_PROTOPT 0x01 /* protection optional */ #define IEEE80211_HTINFO_OPMODE_HT20PR 0x02 /* protection for HT20 sta's */ #define IEEE80211_HTINFO_OPMODE_MIXED 0x03 /* protection for legacy sta's*/ #define IEEE80211_HTINFO_NONGF_PRESENT 0x04 /* non-GF sta's present */ #define IEEE80211_HTINFO_TXBL 0x08 /* transmit burst limit */ #define IEEE80211_HTINFO_NONHT_PRESENT 0x10 /* non-HT sta's present */ /* bits 5-15 reserved */ /* bytes 4+5 */ #define IEEE80211_HTINFO_2NDARYBEACON 0x01 #define IEEE80211_HTINFO_LSIGTXOPPROT 0x02 #define IEEE80211_HTINFO_PCO_ACTIVE 0x04 #define IEEE80211_HTINFO_40MHZPHASE 0x08 /* byte5 */ #define IEEE80211_HTINFO_BASIC_STBCMCS 0x7f #define IEEE80211_HTINFO_BASIC_STBCMCS_S 0 #define IEEE80211_HTINFO_DUALPROTECTED 0x80 /* * 802.11ac definitions - 802.11ac-2013 . */ /* * Maximum length of A-MPDU that the STA can RX in VHT. * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) */ #define IEEE80211_VHTCAP_MAX_AMPDU_8K 0 #define IEEE80211_VHTCAP_MAX_AMPDU_16K 1 #define IEEE80211_VHTCAP_MAX_AMPDU_32K 2 #define IEEE80211_VHTCAP_MAX_AMPDU_64K 3 #define IEEE80211_VHTCAP_MAX_AMPDU_128K 4 #define IEEE80211_VHTCAP_MAX_AMPDU_256K 5 #define IEEE80211_VHTCAP_MAX_AMPDU_512K 6 #define IEEE80211_VHTCAP_MAX_AMPDU_1024K 7 /* * VHT MCS information. * + rx_highest/tx_highest: optional; maximum long GI VHT PPDU * data rate. 1Mbit/sec units. * + rx_mcs_map/tx_mcs_map: bitmap of per-stream supported MCS; * 2 bits each. */ #define IEEE80211_VHT_MCS_SUPPORT_0_7 0 /* MCS0-7 */ #define IEEE80211_VHT_MCS_SUPPORT_0_8 1 /* MCS0-8 */ #define IEEE80211_VHT_MCS_SUPPORT_0_9 2 /* MCS0-9 */ #define IEEE80211_VHT_MCS_NOT_SUPPORTED 3 /* not supported */ struct ieee80211_vht_mcs_info { uint16_t rx_mcs_map; uint16_t rx_highest; uint16_t tx_mcs_map; uint16_t tx_highest; } __packed; /* VHT capabilities element: 802.11ac-2013 8.4.2.160 */ struct ieee80211_ie_vhtcap { uint8_t ie; uint8_t len; uint32_t vht_cap_info; struct ieee80211_vht_mcs_info supp_mcs; } __packed; /* VHT operation mode subfields - 802.11ac-2013 Table 8.183x */ #define IEEE80211_VHT_CHANWIDTH_USE_HT 0 /* Use HT IE for chw */ #define IEEE80211_VHT_CHANWIDTH_80MHZ 1 /* 80MHz */ #define IEEE80211_VHT_CHANWIDTH_160MHZ 2 /* 160MHz */ #define IEEE80211_VHT_CHANWIDTH_80P80MHZ 3 /* 80+80MHz */ /* VHT operation IE - 802.11ac-2013 8.4.2.161 */ struct ieee80211_ie_vht_operation { uint8_t ie; uint8_t len; uint8_t chan_width; uint8_t center_freq_seg1_idx; uint8_t center_freq_seg2_idx; uint16_t basic_mcs_set; } __packed; /* 802.11ac VHT Capabilities */ #define IEEE80211_VHTCAP_MAX_MPDU_LENGTH_3895 0x00000000 #define IEEE80211_VHTCAP_MAX_MPDU_LENGTH_7991 0x00000001 #define IEEE80211_VHTCAP_MAX_MPDU_LENGTH_11454 0x00000002 #define IEEE80211_VHTCAP_MAX_MPDU_MASK 0x00000003 #define IEEE80211_VHTCAP_MAX_MPDU_MASK_S 0 #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK 0x0000000C #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK_S 2 #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_NONE 0 #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160MHZ 1 #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160_80P80MHZ 2 #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_RESERVED 3 #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ(_vhtcaps) \ (_IEEE80211_MASKSHIFT(_vhtcaps, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) >= \ IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160MHZ) #define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ(_vhtcaps) \ (_IEEE80211_MASKSHIFT(_vhtcaps, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) == \ IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160_80P80MHZ) #define IEEE80211_VHTCAP_RXLDPC 0x00000010 #define IEEE80211_VHTCAP_RXLDPC_S 4 #define IEEE80211_VHTCAP_SHORT_GI_80 0x00000020 #define IEEE80211_VHTCAP_SHORT_GI_80_S 5 #define IEEE80211_VHTCAP_SHORT_GI_160 0x00000040 #define IEEE80211_VHTCAP_SHORT_GI_160_S 6 #define IEEE80211_VHTCAP_TXSTBC 0x00000080 #define IEEE80211_VHTCAP_TXSTBC_S 7 #define IEEE80211_VHTCAP_RXSTBC_1 0x00000100 #define IEEE80211_VHTCAP_RXSTBC_2 0x00000200 #define IEEE80211_VHTCAP_RXSTBC_3 0x00000300 #define IEEE80211_VHTCAP_RXSTBC_4 0x00000400 #define IEEE80211_VHTCAP_RXSTBC_MASK 0x00000700 #define IEEE80211_VHTCAP_RXSTBC_MASK_S 8 #define IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE 0x00000800 #define IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE_S 11 #define IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE 0x00001000 #define IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE_S 12 #define IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT 13 #define IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK \ (7 << IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT) #define IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK_S 13 #define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT 16 #define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK \ (7 << IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT) #define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK_S 16 #define IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE 0x00080000 #define IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE_S 19 #define IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE 0x00100000 #define IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE_S 20 #define IEEE80211_VHTCAP_VHT_TXOP_PS 0x00200000 #define IEEE80211_VHTCAP_VHT_TXOP_PS_S 21 #define IEEE80211_VHTCAP_HTC_VHT 0x00400000 #define IEEE80211_VHTCAP_HTC_VHT_S 22 #define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23 #define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \ (7 << IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT) #define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK_S 23 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK 0x0c000000 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000 #define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK_S 26 #define IEEE80211_VHTCAP_RX_ANTENNA_PATTERN 0x10000000 #define IEEE80211_VHTCAP_RX_ANTENNA_PATTERN_S 28 #define IEEE80211_VHTCAP_TX_ANTENNA_PATTERN 0x20000000 #define IEEE80211_VHTCAP_TX_ANTENNA_PATTERN_S 29 /* * XXX TODO: add the rest of the bits */ #define IEEE80211_VHTCAP_BITS \ "\20\1MPDU7991\2MPDU11454\3CHAN160\4CHAN8080\5RXLDPC\6SHORTGI80" \ "\7SHORTGI160\10RXSTBC1\11RXSTBC2\12RXSTBC3\13RXSTBC4\14BFERCAP" \ "\15BFEECAP\27VHT\37RXANTPTN\40TXANTPTN" /* * VHT Transmit Power Envelope element - 802.11ac-2013 8.4.2.164 * * This defines the maximum transmit power for various bandwidths. */ /* * Count is how many elements follow and what they're for: * * 0 - 20 MHz * 1 - 20+40 MHz * 2 - 20+40+80 MHz * 3 - 20+40+80+(160, 80+80) MHz */ #define IEEE80211_VHT_TXPWRENV_INFO_COUNT_SHIFT 0 #define IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK 0x07 /* * Unit is the tx power representation. It should be EIRP for now; * other values are reserved. */ #define IEEE80211_VHT_TXPWRENV_UNIT_MASK 0x38 #define IEEE80211_VHT_TXPWRENV_UNIT_SHIFT 3 /* This value is within the unit mask/shift above */ #define IEEE80211_VHT_TXPWRENV_UNIT_EIRP 0 struct ieee80211_ie_vht_txpwrenv { uint8_t ie; uint8_t len; uint8_t tx_info; int8_t tx_elem[0]; /* TX power elements, 1/2 dB, signed */ }; /* VHT action codes */ #define WLAN_ACTION_VHT_COMPRESSED_BF 0 #define WLAN_ACTION_VHT_GROUPID_MGMT 1 #define WLAN_ACTION_VHT_OPMODE_NOTIF 2 /* * 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_BSSLOAD = 11, IEEE80211_ELEMID_TSPEC = 13, IEEE80211_ELEMID_TCLAS = 14, 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_CSA = 37, IEEE80211_ELEMID_MEASREQ = 38, IEEE80211_ELEMID_MEASREP = 39, IEEE80211_ELEMID_QUIET = 40, IEEE80211_ELEMID_IBSSDFS = 41, IEEE80211_ELEMID_ERP = 42, IEEE80211_ELEMID_HTCAP = 45, IEEE80211_ELEMID_QOS = 46, IEEE80211_ELEMID_RESERVED_47 = 47, IEEE80211_ELEMID_RSN = 48, IEEE80211_ELEMID_XRATES = 50, IEEE80211_ELEMID_APCHANREP = 51, IEEE80211_ELEMID_MOBILITY_DOMAIN = 54, IEEE80211_ELEMID_HTINFO = 61, IEEE80211_ELEMID_SECCHAN_OFFSET = 62, IEEE80211_ELEMID_RRM_ENACAPS = 70, IEEE80211_ELEMID_MULTIBSSID = 71, IEEE80211_ELEMID_COEX_2040 = 72, IEEE80211_ELEMID_INTOL_CHN_REPORT = 73, IEEE80211_ELEMID_OVERLAP_BSS_SCAN_PARAM = 74, IEEE80211_ELEMID_TSF_REQ = 91, IEEE80211_ELEMID_TSF_RESP = 92, IEEE80211_ELEMID_WNM_SLEEP_MODE = 93, IEEE80211_ELEMID_TIM_BCAST_REQ = 94, IEEE80211_ELEMID_TIM_BCAST_RESP = 95, IEEE80211_ELEMID_TPC = 150, IEEE80211_ELEMID_CCKM = 156, IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ /* * 802.11s IEs * NB: On vanilla Linux still IEEE80211_ELEMID_MESHPEER = 55, * but they defined a new with id 117 called PEER_MGMT. * NB: complies with open80211 */ 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_MESHTIM = 39, /* XXX: remove */ IEEE80211_ELEMID_MESHAWAKEW = 119, IEEE80211_ELEMID_MESHBEACONT = 120, /* 121-124 MMCAOP not implemented yet */ IEEE80211_ELEMID_MESHGANN = 125, IEEE80211_ELEMID_MESHRANN = 126, /* 127 Extended Capabilities */ IEEE80211_ELEMID_EXTCAP = 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_MESHAH = 60, /* XXX: remove */ /* 802.11ac */ IEEE80211_ELEMID_VHT_CAP = 191, IEEE80211_ELEMID_VHT_OPMODE = 192, IEEE80211_ELEMID_VHT_PWR_ENV = 195, }; struct ieee80211_tim_ie { uint8_t tim_ie; /* IEEE80211_ELEMID_TIM */ uint8_t tim_len; uint8_t tim_count; /* DTIM count */ uint8_t tim_period; /* DTIM period */ uint8_t tim_bitctl; /* bitmap control */ uint8_t tim_bitmap[1]; /* variable-length bitmap */ } __packed; struct ieee80211_country_ie { uint8_t ie; /* IEEE80211_ELEMID_COUNTRY */ uint8_t len; uint8_t cc[3]; /* ISO CC+(I)ndoor/(O)utdoor */ struct { uint8_t schan; /* starting channel */ uint8_t nchan; /* number channels */ uint8_t maxtxpwr; /* tx power cap */ } __packed band[1]; /* sub bands (NB: var size) */ } __packed; #define IEEE80211_COUNTRY_MAX_BANDS 84 /* max possible bands */ #define IEEE80211_COUNTRY_MAX_SIZE \ (sizeof(struct ieee80211_country_ie) + 3*(IEEE80211_COUNTRY_MAX_BANDS-1)) struct ieee80211_bss_load_ie { uint8_t ie; uint8_t len; uint16_t sta_count; /* station count */ uint8_t chan_load; /* channel utilization */ uint8_t aac; /* available admission capacity */ } __packed; struct ieee80211_ap_chan_report_ie { uint8_t ie; uint8_t len; uint8_t i_class; /* operating class */ /* Annex E, E.1 Country information and operating classes */ uint8_t chan_list[0]; } __packed; #define IEEE80211_EXTCAP_CMS (1ULL << 0) /* 20/40 BSS coexistence management support */ #define IEEE80211_EXTCAP_RSVD_1 (1ULL << 1) #define IEEE80211_EXTCAP_ECS (1ULL << 2) /* extended channel switching */ #define IEEE80211_EXTCAP_RSVD_3 (1ULL << 3) #define IEEE80211_EXTCAP_PSMP_CAP (1ULL << 4) /* PSMP capability */ #define IEEE80211_EXTCAP_RSVD_5 (1ULL << 5) #define IEEE80211_EXTCAP_S_PSMP_SUPP (1ULL << 6) #define IEEE80211_EXTCAP_EVENT (1ULL << 7) #define IEEE80211_EXTCAP_DIAGNOSTICS (1ULL << 8) #define IEEE80211_EXTCAP_MCAST_DIAG (1ULL << 9) #define IEEE80211_EXTCAP_LOC_TRACKING (1ULL << 10) #define IEEE80211_EXTCAP_FMS (1ULL << 11) #define IEEE80211_EXTCAP_PROXY_ARP (1ULL << 12) #define IEEE80211_EXTCAP_CIR (1ULL << 13) /* collocated interference reporting */ #define IEEE80211_EXTCAP_CIVIC_LOC (1ULL << 14) #define IEEE80211_EXTCAP_GEOSPATIAL_LOC (1ULL << 15) #define IEEE80211_EXTCAP_TFS (1ULL << 16) #define IEEE80211_EXTCAP_WNM_SLEEPMODE (1ULL << 17) #define IEEE80211_EXTCAP_TIM_BROADCAST (1ULL << 18) #define IEEE80211_EXTCAP_BSS_TRANSITION (1ULL << 19) #define IEEE80211_EXTCAP_QOS_TRAF_CAP (1ULL << 20) #define IEEE80211_EXTCAP_AC_STA_COUNT (1ULL << 21) #define IEEE80211_EXTCAP_M_BSSID (1ULL << 22) /* multiple BSSID field */ #define IEEE80211_EXTCAP_TIMING_MEAS (1ULL << 23) #define IEEE80211_EXTCAP_CHAN_USAGE (1ULL << 24) #define IEEE80211_EXTCAP_SSID_LIST (1ULL << 25) #define IEEE80211_EXTCAP_DMS (1ULL << 26) #define IEEE80211_EXTCAP_UTC_TSF_OFFSET (1ULL << 27) #define IEEE80211_EXTCAP_TLDS_BUF_STA_SUPP (1ULL << 28) /* TDLS peer U-APSP buffer STA support */ #define IEEE80211_EXTCAP_TLDS_PPSM_SUPP (1ULL << 29) /* TDLS peer PSM support */ #define IEEE80211_EXTCAP_TLDS_CH_SW (1ULL << 30) /* TDLS channel switching */ #define IEEE80211_EXTCAP_INTERWORKING (1ULL << 31) #define IEEE80211_EXTCAP_QOSMAP (1ULL << 32) #define IEEE80211_EXTCAP_EBR (1ULL << 33) #define IEEE80211_EXTCAP_SSPN_IF (1ULL << 34) #define IEEE80211_EXTCAP_RSVD_35 (1ULL << 35) #define IEEE80211_EXTCAP_MSGCF_CAP (1ULL << 36) #define IEEE80211_EXTCAP_TLDS_SUPP (1ULL << 37) #define IEEE80211_EXTCAP_TLDS_PROHIB (1ULL << 38) #define IEEE80211_EXTCAP_TLDS_CH_SW_PROHIB (1ULL << 39) /* TDLS channel switching prohibited */ #define IEEE80211_EXTCAP_RUF (1ULL << 40) /* reject unadmitted frame */ /* service interval granularity */ #define IEEE80211_EXTCAP_SIG \ ((1ULL << 41) | (1ULL << 42) | (1ULL << 43)) #define IEEE80211_EXTCAP_ID_LOC (1ULL << 44) #define IEEE80211_EXTCAP_U_APSD_COEX (1ULL << 45) #define IEEE80211_EXTCAP_WNM_NOTIFICATION (1ULL << 46) #define IEEE80211_EXTCAP_RSVD_47 (1ULL << 47) #define IEEE80211_EXTCAP_SSID (1ULL << 48) /* UTF-8 SSID */ /* bits 49-n are reserved */ struct ieee80211_extcap_ie { uint8_t ie; uint8_t len; } __packed; /* * 802.11h Quiet Time Element. */ struct ieee80211_quiet_ie { uint8_t quiet_ie; /* IEEE80211_ELEMID_QUIET */ uint8_t len; uint8_t tbttcount; /* quiet start */ uint8_t period; /* beacon intervals between quiets */ uint16_t duration; /* TUs of each quiet*/ uint16_t offset; /* TUs of from TBTT of quiet start */ } __packed; /* * 802.11h Channel Switch Announcement (CSA). */ struct ieee80211_csa_ie { uint8_t csa_ie; /* IEEE80211_ELEMID_CHANSWITCHANN */ uint8_t csa_len; uint8_t csa_mode; /* Channel Switch Mode */ uint8_t csa_newchan; /* New Channel Number */ uint8_t csa_count; /* Channel Switch Count */ } __packed; /* * Note the min acceptable CSA count is used to guard against * malicious CSA injection in station mode. Defining this value * as other than 0 violates the 11h spec. */ #define IEEE80211_CSA_COUNT_MIN 2 #define IEEE80211_CSA_COUNT_MAX 255 /* rate set entries are in .5 Mb/s units, and potentially marked as basic */ #define IEEE80211_RATE_BASIC 0x80 #define IEEE80211_RATE_VAL 0x7f #define IEEE80211_RV(v) ((v) & IEEE80211_RATE_VAL) /* ERP information element flags */ #define IEEE80211_ERP_NON_ERP_PRESENT 0x01 #define IEEE80211_ERP_USE_PROTECTION 0x02 #define IEEE80211_ERP_LONG_PREAMBLE 0x04 #define IEEE80211_ERP_BITS \ "\20\1NON_ERP_PRESENT\2USE_PROTECTION\3LONG_PREAMBLE" #define ATH_OUI 0x7f0300 /* Atheros OUI */ #define ATH_OUI_TYPE 0x01 /* Atheros protocol ie */ /* NB: Atheros allocated the OUI for this purpose ~2005 but beware ... */ #define TDMA_OUI ATH_OUI #define TDMA_OUI_TYPE 0x02 /* TDMA protocol ie */ #define BCM_OUI 0x4c9000 /* Broadcom OUI */ #define BCM_OUI_HTCAP 51 /* pre-draft HTCAP ie */ #define BCM_OUI_HTINFO 52 /* pre-draft HTINFO ie */ #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 WPS_OUI_TYPE 0x04 #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] NB: 1-253 bytes */ /* challenge length for shared key auth */ #define IEEE80211_CHALLENGE_LEN 128 #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 and status codes. * * Reason codes are used in management frames to indicate why an * action took place (e.g. on disassociation). Status codes are * used in management frames to indicate the result of an operation. * * 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_DISASSOC_PWRCAP_BAD = 10, /* 11h */ IEEE80211_REASON_DISASSOC_SUPCHAN_BAD = 11, /* 11h */ IEEE80211_REASON_IE_INVALID = 13, /* 11i */ IEEE80211_REASON_MIC_FAILURE = 14, /* 11i */ IEEE80211_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, /* 11i */ IEEE80211_REASON_GROUP_KEY_UPDATE_TIMEOUT = 16, /* 11i */ IEEE80211_REASON_IE_IN_4WAY_DIFFERS = 17, /* 11i */ IEEE80211_REASON_GROUP_CIPHER_INVALID = 18, /* 11i */ IEEE80211_REASON_PAIRWISE_CIPHER_INVALID= 19, /* 11i */ IEEE80211_REASON_AKMP_INVALID = 20, /* 11i */ IEEE80211_REASON_UNSUPP_RSN_IE_VERSION = 21, /* 11i */ IEEE80211_REASON_INVALID_RSN_IE_CAP = 22, /* 11i */ IEEE80211_REASON_802_1X_AUTH_FAILED = 23, /* 11i */ IEEE80211_REASON_CIPHER_SUITE_REJECTED = 24, /* 11i */ IEEE80211_REASON_UNSPECIFIED_QOS = 32, /* 11e */ IEEE80211_REASON_INSUFFICIENT_BW = 33, /* 11e */ IEEE80211_REASON_TOOMANY_FRAMES = 34, /* 11e */ IEEE80211_REASON_OUTSIDE_TXOP = 35, /* 11e */ IEEE80211_REASON_LEAVING_QBSS = 36, /* 11e */ IEEE80211_REASON_BAD_MECHANISM = 37, /* 11e */ IEEE80211_REASON_SETUP_NEEDED = 38, /* 11e */ IEEE80211_REASON_TIMEOUT = 39, /* 11e */ IEEE80211_REASON_PEER_LINK_CANCELED = 52, /* 11s */ IEEE80211_REASON_MESH_MAX_PEERS = 53, /* 11s */ IEEE80211_REASON_MESH_CPVIOLATION = 54, /* 11s */ IEEE80211_REASON_MESH_CLOSE_RCVD = 55, /* 11s */ IEEE80211_REASON_MESH_MAX_RETRIES = 56, /* 11s */ IEEE80211_REASON_MESH_CONFIRM_TIMEOUT = 57, /* 11s */ IEEE80211_REASON_MESH_INVALID_GTK = 58, /* 11s */ IEEE80211_REASON_MESH_INCONS_PARAMS = 59, /* 11s */ IEEE80211_REASON_MESH_INVALID_SECURITY = 60, /* 11s */ IEEE80211_REASON_MESH_PERR_NO_PROXY = 61, /* 11s */ IEEE80211_REASON_MESH_PERR_NO_FI = 62, /* 11s */ IEEE80211_REASON_MESH_PERR_DEST_UNREACH = 63, /* 11s */ IEEE80211_REASON_MESH_MAC_ALRDY_EXISTS_MBSS = 64, /* 11s */ IEEE80211_REASON_MESH_CHAN_SWITCH_REG = 65, /* 11s */ IEEE80211_REASON_MESH_CHAN_SWITCH_UNSPEC = 66, /* 11s */ 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, /* 11b */ IEEE80211_STATUS_PBCC_REQUIRED = 20, /* 11b */ IEEE80211_STATUS_CA_REQUIRED = 21, /* 11b */ IEEE80211_STATUS_SPECMGMT_REQUIRED = 22, /* 11h */ IEEE80211_STATUS_PWRCAP_REQUIRED = 23, /* 11h */ IEEE80211_STATUS_SUPCHAN_REQUIRED = 24, /* 11h */ IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, /* 11g */ IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, /* 11g */ IEEE80211_STATUS_MISSING_HT_CAPS = 27, /* 11n D3.0 */ IEEE80211_STATUS_INVALID_IE = 40, /* 11i */ IEEE80211_STATUS_GROUP_CIPHER_INVALID = 41, /* 11i */ IEEE80211_STATUS_PAIRWISE_CIPHER_INVALID = 42, /* 11i */ IEEE80211_STATUS_AKMP_INVALID = 43, /* 11i */ IEEE80211_STATUS_UNSUPP_RSN_IE_VERSION = 44, /* 11i */ IEEE80211_STATUS_INVALID_RSN_IE_CAP = 45, /* 11i */ IEEE80211_STATUS_CIPHER_SUITE_REJECTED = 46, /* 11i */ }; #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_TOTLEN (IEEE80211_WEP_IVLEN + \ IEEE80211_WEP_KIDLEN + \ IEEE80211_WEP_CRCLEN) #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 AP's this is way more * than is feasible so we use a default of IEEE80211_AID_DEF. * This number may be overridden by the driver and/or by * user configuration but may not be less than IEEE80211_AID_MIN * (see _ieee80211.h for implementation-specific settings). */ #define IEEE80211_AID_MAX 2007 #define IEEE80211_AID(b) ((b) &~ 0xc000) /* * RTS frame length parameters. The default is specified in * the 802.11 spec as 512; we treat it as implementation-dependent * so it's defined in ieee80211_var.h. The max may be wrong * for jumbo frames. */ #define IEEE80211_RTS_MIN 1 #define IEEE80211_RTS_MAX 2346 /* * TX fragmentation parameters. As above for RTS, we treat * default as implementation-dependent so define it elsewhere. */ #define IEEE80211_FRAG_MIN 256 #define IEEE80211_FRAG_MAX 2346 /* * Beacon interval (TU's). Min+max come from WiFi requirements. * As above, we treat default as implementation-dependent so * define it elsewhere. */ #define IEEE80211_BINTVAL_MAX 1000 /* max beacon interval (TU's) */ #define IEEE80211_BINTVAL_MIN 25 /* min beacon interval (TU's) */ /* * DTIM period (beacons). Min+max are not really defined * by the protocol but we want them publicly visible so * define them here. */ #define IEEE80211_DTIM_MAX 15 /* max DTIM period */ #define IEEE80211_DTIM_MIN 1 /* min DTIM period */ /* * Beacon miss threshold (beacons). As for DTIM, we define * them here to be publicly visible. Note the max may be * clamped depending on device capabilities. */ #define IEEE80211_HWBMISS_MIN 1 #define IEEE80211_HWBMISS_MAX 255 /* * 802.11 frame duration definitions. */ struct ieee80211_duration { uint16_t d_rts_dur; uint16_t d_data_dur; uint16_t d_plcp_len; uint8_t d_residue; /* unused octets in time slot */ }; /* 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_SLOW_PLCPHDR 48 #define IEEE80211_DUR_DS_FAST_PLCPHDR 24 #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_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) #endif /* _NET80211_IEEE80211_H_ */
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