| //------------------------------------------------------------------------------ |
| // <copyright file="ieee80211.h" company="Atheros"> |
| // Copyright (c) 2004-2010 Atheros Corporation. All rights reserved. |
| // |
| // |
| // Permission to use, copy, modify, and/or distribute this software for any |
| // purpose with or without fee is hereby granted, provided that the above |
| // copyright notice and this permission notice appear in all copies. |
| // |
| // THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| // WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| // MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| // ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| // WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| // ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| // OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| // |
| // |
| //------------------------------------------------------------------------------ |
| //============================================================================== |
| // Author(s): ="Atheros" |
| //============================================================================== |
| #ifndef _NET80211_IEEE80211_H_ |
| #define _NET80211_IEEE80211_H_ |
| |
| #include "athstartpack.h" |
| |
| /* |
| * 802.11 protocol definitions. |
| */ |
| #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 |
| |
| #ifdef WAPI_ENABLE |
| #define IEEE80211_WAPI_EXTIVLEN 10 /* extended IV length */ |
| #endif /* WAPI ENABLE */ |
| |
| |
| #define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ |
| /* is 802.11 address multicast/broadcast? */ |
| #define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01) |
| #define IEEE80211_IS_BROADCAST(_a) (*(_a) == 0xFF) |
| #define WEP_HEADER (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN) |
| #define WEP_TRAILER IEEE80211_WEP_CRCLEN |
| #define CCMP_HEADER (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + \ |
| IEEE80211_WEP_EXTIVLEN) |
| #define CCMP_TRAILER IEEE80211_WEP_MICLEN |
| #define TKIP_HEADER (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + \ |
| IEEE80211_WEP_EXTIVLEN) |
| #define TKIP_TRAILER IEEE80211_WEP_CRCLEN |
| #define TKIP_MICLEN IEEE80211_WEP_MICLEN |
| |
| |
| #define IEEE80211_ADDR_EQ(addr1, addr2) \ |
| (A_MEMCMP(addr1, addr2, IEEE80211_ADDR_LEN) == 0) |
| |
| #define IEEE80211_ADDR_COPY(dst,src) A_MEMCPY(dst,src,IEEE80211_ADDR_LEN) |
| |
| #define IEEE80211_KEYBUF_SIZE 16 |
| #define IEEE80211_MICBUF_SIZE (8+8) /* space for both tx and rx */ |
| |
| /* |
| * NB: these values are ordered carefully; there are lots of |
| * of implications in any reordering. In particular beware |
| * that 4 is not used to avoid conflicting with IEEE80211_F_PRIVACY. |
| */ |
| #define IEEE80211_CIPHER_WEP 0 |
| #define IEEE80211_CIPHER_TKIP 1 |
| #define IEEE80211_CIPHER_AES_OCB 2 |
| #define IEEE80211_CIPHER_AES_CCM 3 |
| #define IEEE80211_CIPHER_CKIP 5 |
| #define IEEE80211_CIPHER_CCKM_KRK 6 |
| #define IEEE80211_CIPHER_NONE 7 /* pseudo value */ |
| |
| #define IEEE80211_CIPHER_MAX (IEEE80211_CIPHER_NONE+1) |
| |
| #define IEEE80211_IS_VALID_WEP_CIPHER_LEN(len) \ |
| (((len) == 5) || ((len) == 13) || ((len) == 16)) |
| |
| |
| |
| /* |
| * generic definitions for IEEE 802.11 frames |
| */ |
| PREPACK struct ieee80211_frame { |
| A_UINT8 i_fc[2]; |
| A_UINT8 i_dur[2]; |
| A_UINT8 i_addr1[IEEE80211_ADDR_LEN]; |
| A_UINT8 i_addr2[IEEE80211_ADDR_LEN]; |
| A_UINT8 i_addr3[IEEE80211_ADDR_LEN]; |
| A_UINT8 i_seq[2]; |
| /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ |
| /* see below */ |
| } POSTPACK; |
| |
| PREPACK struct ieee80211_qosframe { |
| A_UINT8 i_fc[2]; |
| A_UINT8 i_dur[2]; |
| A_UINT8 i_addr1[IEEE80211_ADDR_LEN]; |
| A_UINT8 i_addr2[IEEE80211_ADDR_LEN]; |
| A_UINT8 i_addr3[IEEE80211_ADDR_LEN]; |
| A_UINT8 i_seq[2]; |
| A_UINT8 i_qos[2]; |
| } POSTPACK; |
| |
| #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 |
| |
| #define IEEE80211_NWID_LEN 32 |
| |
| /* |
| * 802.11 rate set. |
| */ |
| #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ |
| #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ |
| |
| #define WMM_NUM_AC 4 /* 4 AC categories */ |
| |
| #define WMM_PARAM_ACI_M 0x60 /* Mask for ACI field */ |
| #define WMM_PARAM_ACI_S 5 /* Shift for ACI field */ |
| #define WMM_PARAM_ACM_M 0x10 /* Mask for ACM bit */ |
| #define WMM_PARAM_ACM_S 4 /* Shift for ACM bit */ |
| #define WMM_PARAM_AIFSN_M 0x0f /* Mask for aifsn field */ |
| #define WMM_PARAM_LOGCWMIN_M 0x0f /* Mask for CwMin field (in log) */ |
| #define WMM_PARAM_LOGCWMAX_M 0xf0 /* Mask for CwMax field (in log) */ |
| #define WMM_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */ |
| |
| #define WMM_AC_TO_TID(_ac) ( \ |
| ((_ac) == WMM_AC_VO) ? 6 : \ |
| ((_ac) == WMM_AC_VI) ? 5 : \ |
| ((_ac) == WMM_AC_BK) ? 1 : \ |
| 0) |
| |
| #define TID_TO_WMM_AC(_tid) ( \ |
| ((_tid) < 1) ? WMM_AC_BE : \ |
| ((_tid) < 3) ? WMM_AC_BK : \ |
| ((_tid) < 6) ? WMM_AC_VI : \ |
| WMM_AC_VO) |
| /* |
| * 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_CHANSWITCH = 37, |
| IEEE80211_ELEMID_MEASREQ = 38, |
| IEEE80211_ELEMID_MEASREP = 39, |
| IEEE80211_ELEMID_QUIET = 40, |
| IEEE80211_ELEMID_IBSSDFS = 41, |
| IEEE80211_ELEMID_ERP = 42, |
| IEEE80211_ELEMID_HTCAP_ANA = 45, /* Address ANA, and non-ANA story, for interop. CL#171733 */ |
| IEEE80211_ELEMID_RSN = 48, |
| IEEE80211_ELEMID_XRATES = 50, |
| IEEE80211_ELEMID_HTINFO_ANA = 61, |
| #ifdef WAPI_ENABLE |
| IEEE80211_ELEMID_WAPI = 68, |
| #endif |
| IEEE80211_ELEMID_TPC = 150, |
| IEEE80211_ELEMID_CCKM = 156, |
| IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ |
| }; |
| |
| #define ATH_OUI 0x7f0300 /* Atheros OUI */ |
| #define ATH_OUI_TYPE 0x01 |
| #define ATH_OUI_SUBTYPE 0x01 |
| #define ATH_OUI_VERSION 0x00 |
| |
| #define WPA_OUI 0xf25000 |
| #define WPA_OUI_TYPE 0x01 |
| #define WPA_VERSION 1 /* current supported version */ |
| |
| #define WPA_CSE_NULL 0x00 |
| #define WPA_CSE_WEP40 0x01 |
| #define WPA_CSE_TKIP 0x02 |
| #define WPA_CSE_CCMP 0x04 |
| #define WPA_CSE_WEP104 0x05 |
| |
| #define WPA_ASE_NONE 0x00 |
| #define WPA_ASE_8021X_UNSPEC 0x01 |
| #define WPA_ASE_8021X_PSK 0x02 |
| |
| #define RSN_OUI 0xac0f00 |
| #define RSN_VERSION 1 /* current supported version */ |
| |
| #define RSN_CSE_NULL 0x00 |
| #define RSN_CSE_WEP40 0x01 |
| #define RSN_CSE_TKIP 0x02 |
| #define RSN_CSE_WRAP 0x03 |
| #define RSN_CSE_CCMP 0x04 |
| #define RSN_CSE_WEP104 0x05 |
| |
| #define RSN_ASE_NONE 0x00 |
| #define RSN_ASE_8021X_UNSPEC 0x01 |
| #define RSN_ASE_8021X_PSK 0x02 |
| |
| #define RSN_CAP_PREAUTH 0x01 |
| |
| #define WMM_OUI 0xf25000 |
| #define WMM_OUI_TYPE 0x02 |
| #define WMM_INFO_OUI_SUBTYPE 0x00 |
| #define WMM_PARAM_OUI_SUBTYPE 0x01 |
| #define WMM_VERSION 1 |
| |
| /* WMM stream classes */ |
| #define WMM_NUM_AC 4 |
| #define WMM_AC_BE 0 /* best effort */ |
| #define WMM_AC_BK 1 /* background */ |
| #define WMM_AC_VI 2 /* video */ |
| #define WMM_AC_VO 3 /* voice */ |
| |
| /* TSPEC related */ |
| #define ACTION_CATEGORY_CODE_TSPEC 17 |
| #define ACTION_CODE_TSPEC_ADDTS 0 |
| #define ACTION_CODE_TSPEC_ADDTS_RESP 1 |
| #define ACTION_CODE_TSPEC_DELTS 2 |
| |
| typedef enum { |
| TSPEC_STATUS_CODE_ADMISSION_ACCEPTED = 0, |
| TSPEC_STATUS_CODE_ADDTS_INVALID_PARAMS = 0x1, |
| TSPEC_STATUS_CODE_ADDTS_REQUEST_REFUSED = 0x3, |
| TSPEC_STATUS_CODE_UNSPECIFIED_QOS_RELATED_FAILURE = 0xC8, |
| TSPEC_STATUS_CODE_REQUESTED_REFUSED_POLICY_CONFIGURATION = 0xC9, |
| TSPEC_STATUS_CODE_INSUFFCIENT_BANDWIDTH = 0xCA, |
| TSPEC_STATUS_CODE_INVALID_PARAMS = 0xCB, |
| TSPEC_STATUS_CODE_DELTS_SENT = 0x30, |
| TSPEC_STATUS_CODE_DELTS_RECV = 0x31, |
| } TSPEC_STATUS_CODE; |
| |
| #define TSPEC_TSID_MASK 0xF |
| #define TSPEC_TSID_S 1 |
| |
| /* |
| * WMM/802.11e Tspec Element |
| */ |
| typedef PREPACK struct wmm_tspec_ie_t { |
| A_UINT8 elementId; |
| A_UINT8 len; |
| A_UINT8 oui[3]; |
| A_UINT8 ouiType; |
| A_UINT8 ouiSubType; |
| A_UINT8 version; |
| A_UINT16 tsInfo_info; |
| A_UINT8 tsInfo_reserved; |
| A_UINT16 nominalMSDU; |
| A_UINT16 maxMSDU; |
| A_UINT32 minServiceInt; |
| A_UINT32 maxServiceInt; |
| A_UINT32 inactivityInt; |
| A_UINT32 suspensionInt; |
| A_UINT32 serviceStartTime; |
| A_UINT32 minDataRate; |
| A_UINT32 meanDataRate; |
| A_UINT32 peakDataRate; |
| A_UINT32 maxBurstSize; |
| A_UINT32 delayBound; |
| A_UINT32 minPhyRate; |
| A_UINT16 sba; |
| A_UINT16 mediumTime; |
| } POSTPACK WMM_TSPEC_IE; |
| |
| |
| /* |
| * 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 |
| /* bits 8-9 are reserved */ |
| #define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 |
| #define IEEE80211_CAPINFO_APSD 0x0800 |
| /* bit 12 is reserved */ |
| #define IEEE80211_CAPINFO_DSSSOFDM 0x2000 |
| /* bits 14-15 are reserved */ |
| |
| /* |
| * Authentication Modes |
| */ |
| |
| enum ieee80211_authmode { |
| IEEE80211_AUTH_NONE = 0, |
| IEEE80211_AUTH_OPEN = 1, |
| IEEE80211_AUTH_SHARED = 2, |
| IEEE80211_AUTH_8021X = 3, |
| IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ |
| /* NB: these are used only for ioctls */ |
| IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x */ |
| IEEE80211_AUTH_WPA_PSK = 6, /* WPA/RSN w/ PSK */ |
| IEEE80211_AUTH_WPA_CCKM = 7, /* WPA/RSN IE w/ CCKM */ |
| }; |
| |
| #define IEEE80211_PS_MAX_QUEUE 50 /*Maximum no of buffers that can be queues for PS*/ |
| |
| #include "athendpack.h" |
| |
| #endif /* _NET80211_IEEE80211_H_ */ |
