/* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* * Copyright (c) 2001 Atsushi Onoe * Copyright (c) 2002-2008 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. */ #ifndef _SYS_NET80211_PROTO_H #define _SYS_NET80211_PROTO_H /* * 802.11 protocol definitions */ #ifdef __cplusplus extern "C" { #endif #define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ #define IEEE80211_ADDR_COPY(dst, src) \ ((void) bcopy(src, dst, IEEE80211_ADDR_LEN)) #define IEEE80211_ADDR_EQ(a1, a2) \ (bcmp(a1, a2, IEEE80211_ADDR_LEN) == 0) /* is 802.11 address multicast/broadcast? */ #define IEEE80211_IS_MULTICAST(addr) \ ((((uint8_t *)addr)[0]) & 0x01) /* * Size of an ACK control frame in bytes. */ #define IEEE80211_ACK_SIZE (2 + 2 + IEEE80211_ADDR_LEN + 4) #define WME_NUM_AC 4 /* 4 AC categories */ /* * The formation of some management frames requires guidance to * deal with legacy clients. When the client is identified as * "legacy 11b" this parameter can be passed in the arg param of a * IEEE80211_SEND_MGMT call. */ #define IEEE80211_SEND_LEGACY_11B 0x1 /* legacy 11b client */ #define IEEE80211_SEND_LEGACY_11 0x2 /* other legacy client */ #define IEEE80211_SEND_LEGACY 0x3 /* any legacy client */ /* * Protocol Physical Layer */ /* XXX not really a mode; there are really multiple PHY's */ enum ieee80211_phymode { IEEE80211_MODE_AUTO = 0, /* autoselect */ IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */ IEEE80211_MODE_11B = 2, /* 2GHz, CCK */ IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */ IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */ IEEE80211_MODE_TURBO_A = 5, /* 5GHz, OFDM, 2x clock */ IEEE80211_MODE_TURBO_G = 6, /* 2GHz, OFDM, 2x clock */ IEEE80211_MODE_STURBO_A = 7, /* 5GHz, OFDM, 2x clock, static */ IEEE80211_MODE_11NA = 8, /* 5GHz, w/ HT */ IEEE80211_MODE_11NG = 9 /* 2GHz, w/ HT */ }; #define IEEE80211_MODE_MAX (IEEE80211_MODE_11NG + 1) enum ieee80211_phytype { IEEE80211_T_DS, /* direct sequence spread spectrum */ IEEE80211_T_FH, /* frequency hopping */ IEEE80211_T_OFDM, /* frequency division multiplexing */ IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */ IEEE80211_T_HT /* high throughput, full GI */ }; #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */ enum ieee80211_opmode { IEEE80211_M_STA = 1, /* infrastructure station */ IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */ IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */ IEEE80211_M_HOSTAP = 6, /* Software Access Point */ IEEE80211_M_MONITOR = 8 /* Monitor mode */ }; /* * 802.11g protection mode. */ enum ieee80211_protmode { IEEE80211_PROT_NONE = 0, /* no protection */ IEEE80211_PROT_CTSONLY = 1, /* CTS to self */ IEEE80211_PROT_RTSCTS = 2 /* RTS-CTS */ }; /* * generic definitions for IEEE 802.11 frames */ #pragma pack(1) struct ieee80211_frame { uint8_t i_fc[2]; /* [0]-protocol version, [1]-type & subtype */ 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 */ }; 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 */ }; 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]; }; 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]; }; /* Start part(LLC and SNAP) of payload of IEEE80211 frame */ struct ieee80211_llc { /* LLC */ uint8_t illc_dsap; uint8_t illc_ssap; uint8_t illc_control; /* SNAP */ uint8_t illc_oc[3]; /* protocol ID or organization code */ uint16_t illc_ether_type; /* ethernet type */ }; /* * Management Notification Frame */ struct ieee80211_mnf { uint8_t mnf_category; uint8_t mnf_action; uint8_t mnf_dialog; uint8_t mnf_status; }; /* * 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 */ }; 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 */ }; struct ieee80211_frame_cts { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ }; struct ieee80211_frame_ack { uint8_t i_fc[2]; uint8_t i_dur[2]; uint8_t i_ra[IEEE80211_ADDR_LEN]; /* FCS */ }; 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 */ }; 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 */ }; 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 */ }; 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 */ }; /* * 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 */ }; /* * WME AC parameter field */ struct ieee80211_wme_acparams { uint8_t acp_aci_aifsn; uint8_t acp_logcwminmax; uint16_t acp_txop; }; /* * WME Parameter Element */ struct ieee80211_wme_param { uint8_t wme_id; uint8_t wme_len; uint8_t wme_oui[3]; uint8_t wme_oui_type; uint8_t wme_oui_sybtype; uint8_t wme_version; uint8_t wme_qosInfo; #define WME_QOSINFO_COUNT 0x0f /* Mask for param count field */ uint8_t wme_reserved; struct ieee80211_wme_acparams wme_acParams[WME_NUM_AC]; }; /* * 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 */ }; /* * 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]; }; /* * 802.11n Management Action Frames */ /* generic frame format */ struct ieee80211_action { uint8_t ia_category; uint8_t ia_action; }; /* HT - recommended transmission channel width */ struct ieee80211_action_ht_txchwidth { struct ieee80211_action at_header; uint8_t at_chwidth; }; struct ieee80211_action_ht_mimopowersave { struct ieee80211_action am_header; uint8_t am_control; }; /* 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; }; /* 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 */ }; /* BA - DELBA */ struct ieee80211_action_ba_delba { struct ieee80211_action dl_header; uint16_t dl_baparamset; uint16_t dl_reasoncode; }; struct ieee80211_ba_request { uint16_t rq_barctl; uint16_t rq_barseqctl; }; /* * 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 */ }; /* * 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 */ }; #pragma pack() #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_BAR 0x80 #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_WEP 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 /* 4bit frag number */ #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) /* Length of management frame variable-length components in bytes */ #define IEEE80211_NWID_LEN 32 /* SSID */ #define IEEE80211_FH_LEN 5 /* FH parameters */ #define IEEE80211_DS_LEN 1 /* DS parameters */ #define IEEE80211_IBSS_LEN 4 /* IBSS parameters */ #define IEEE80211_ERP_LEN 1 /* ERP information */ #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_ESOP 0x10 #define IEEE80211_QOS_ESOP_S 4 #define IEEE80211_QOS_TID 0x0f /* 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_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) #define IEEE80211_MNF_SETUP_REQ 0 #define IEEE80211_MNF_SETUP_RESP 1 #define IEEE80211_MNF_TEARDOWN 2 #define IEEE80211_ACTION_CAT_QOS 0 /* QoS */ #define IEEE80211_ACTION_CAT_BA 3 /* BA */ #define IEEE80211_ACTION_CAT_HT 7 /* HT */ #define IEEE80211_ACTION_HT_TXCHWIDTH 0 /* recommend xmit chan width */ #define IEEE80211_ACTION_HT_MIMOPWRSAVE 1 /* MIMO power save */ #define IEEE80211_A_HT_TXCHWIDTH_20 0 #define IEEE80211_A_HT_TXCHWIDTH_2040 1 #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_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 /* BAR Control */ #define IEEE80211_BAR_TID 0xf000 /* TID */ #define IEEE80211_BAR_TID_S 12 #define IEEE80211_BAR_COMP 0x0004 /* compressed */ #define IEEE80211_BAR_MTID 0x0002 #define IEEE80211_BAR_NOACK 0x0001 /* no-ack policy */ /* HT capability flags (ht_cap) */ #define IEEE80211_HTCAP_LDPC 0x0001 /* LDPC supported */ #define IEEE80211_HTCAP_CHWIDTH40 0x0002 /* 20/40 supported */ #define IEEE80211_HTCAP_SMPS 0x000c /* SM Power Save mode */ #define IEEE80211_HTCAP_SMPS_OFF 0x0000 /* none (static mode) */ #define IEEE80211_HTCAP_SMPS_DYNAMIC 0x0004 /* send RTS first */ /* NB: SMPS value 2 is reserved */ #define IEEE80211_HTCAP_SMPS_ENA 0x000c /* enabled */ #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 */ /* 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 */ /* 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 */ #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 /* * Length of management frame information elements containing * a variable-length component is: * element_id(1 byte) + length(1 byte) + component(variable bytes) */ #define IEEE80211_ELEM_LEN(complen) (2 + (complen)) /* * minimal length of beacon/probe response frame elements * time stamp[8] + beacon interval[2] + capability[2] */ #define IEEE80211_BEACON_ELEM_MIN 12 /* * Minimal length of authentication frame elements * algorithm[2] + sequence[2] + status[2] */ #define IEEE80211_AUTH_ELEM_MIN 6 /* * Minimal length of association response frame elements * capability[2] + status[2] + association ID[2] */ #define IEEE80211_ASSOC_RESP_ELEM_MIN 6 #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 /* bits 8-9 are 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 */ /* * 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_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_HTCAP = 45, IEEE80211_ELEMID_RSN = 48, IEEE80211_ELEMID_XRATES = 50, IEEE80211_ELEMID_HTINFO = 61, /* 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 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 IEEE80211_CHALLENGE_LEN 128 #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 #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_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 */ }; /* * Status codes * * Unlisted codes are reserved and unused */ 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, /* 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_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_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 defined by 802.11 * Min is arbitrarily chosen > IEEE80211_MIN_LEN. */ #define IEEE80211_MTU_MAX 2304 #define IEEE80211_MTU_MIN 32 #define IEEE80211_MTU 1500 #define IEEE80211_MAX_LEN \ (sizeof (struct ieee80211_frame_addr4) + \ (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN) + \ IEEE80211_MTU_MAX + IEEE80211_CRC_LEN) #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 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 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 /* flags for ieee80211_fix_rate() */ #define IEEE80211_F_DOSORT 0x00000001 /* sort rate list */ #define IEEE80211_F_DOFRATE 0x00000002 /* use fixed rate */ #define IEEE80211_F_DONEGO 0x00000004 /* calc negotiated rate */ #define IEEE80211_F_DODEL 0x00000008 /* delete ignore rate */ #define IEEE80211_F_DOBRS 0x00000010 /* check basic rate set */ #define IEEE80211_F_JOIN 0x00000020 /* sta joining our bss */ /* * Beacon frames constructed by ieee80211_beacon_alloc * have the following structure filled in so drivers * can update the frame later w/ minimal overhead. */ struct ieee80211_beacon_offsets { uint16_t *bo_caps; /* capabilities */ uint8_t *bo_tim; /* start of atim/dtim */ uint8_t *bo_wme; /* start of WME parameters */ uint8_t *bo_trailer; /* start of fixed-size trailer */ uint16_t bo_tim_len; /* atim/dtim length in bytes */ uint16_t bo_trailer_len; /* trailer length in bytes */ uint8_t *bo_erp; /* start of ERP element */ uint8_t *bo_htinfo; /* start of HT info element */ }; #ifdef __cplusplus } #endif #endif /* _SYS_NET80211_PROTO_H */