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Diffstat (limited to 'usr/src/uts/common/sys/net80211_proto.h')
| -rw-r--r-- | usr/src/uts/common/sys/net80211_proto.h | 541 |
1 files changed, 541 insertions, 0 deletions
diff --git a/usr/src/uts/common/sys/net80211_proto.h b/usr/src/uts/common/sys/net80211_proto.h new file mode 100644 index 0000000000..6842798445 --- /dev/null +++ b/usr/src/uts/common/sys/net80211_proto.h @@ -0,0 +1,541 @@ +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +/* + * Copyright (c) 2001 Atsushi Onoe + * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +#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 */ + +/* + * 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 */ +}; +#define IEEE80211_MODE_MAX (IEEE80211_MODE_TURBO_G+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 */ +}; +#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_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]; +}; + +/* 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; +}; +#define IEEE80211_MNF_SETUP_REQ 0 +#define IEEE80211_MNF_SETUP_RESP 1 +#define IEEE80211_MNF_TEARDOWN 2 + +/* + * 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_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; + uint8_t wme_reserved; + struct ieee80211_wme_acparams wme_acParams[WME_NUM_AC]; +}; +#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 +/* for TYPE_CTL */ +#define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 +#define IEEE80211_FC0_SUBTYPE_RTS 0xb0 +#define IEEE80211_FC0_SUBTYPE_CTS 0xc0 +#define IEEE80211_FC0_SUBTYPE_ACK 0xd0 +#define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 +#define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 +/* for TYPE_DATA (bit combination) */ +#define IEEE80211_FC0_SUBTYPE_DATA 0x00 +#define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10 +#define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20 +#define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30 +#define IEEE80211_FC0_SUBTYPE_NODATA 0x40 +#define IEEE80211_FC0_SUBTYPE_CFACK 0x50 +#define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60 +#define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70 +#define IEEE80211_FC0_SUBTYPE_QOS 0x80 +#define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 + +#define IEEE80211_FC1_DIR_MASK 0x03 +#define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */ +#define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */ +#define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */ +#define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */ +#define IEEE80211_FC1_MORE_FRAG 0x04 +#define IEEE80211_FC1_RETRY 0x08 +#define IEEE80211_FC1_PWR_MGT 0x10 +#define IEEE80211_FC1_MORE_DATA 0x20 +#define IEEE80211_FC1_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 */ + +/* 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 */ + +/* + * 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 +/* 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_ERP = 42, + IEEE80211_ELEMID_RSN = 48, + IEEE80211_ELEMID_XRATES = 50, + /* 128-129 proprietary elements used by Agere chipsets */ + IEEE80211_ELEMID_AGERE1 = 128, + IEEE80211_ELEMID_AGERE2 = 129, + IEEE80211_ELEMID_TPC = 150, + IEEE80211_ELEMID_CCKM = 156, + IEEE80211_ELEMID_VENDOR = 221 /* vendor private */ +}; + +#define IEEE80211_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_INVALID_POWER = 10, + IEEE80211_REASON_RSN_REQUIRED = 11, + IEEE80211_REASON_RSN_INCONSISTENT = 12, + IEEE80211_REASON_IE_INVALID = 13, + IEEE80211_REASON_MIC_FAILURE = 14 +}; + +/* + * 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, + 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 +}; + +#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 */ + +#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 */ + +/* + * 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 */ +}; + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_NET80211_PROTO_H */ |