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//------------------------------------------------------------------------------
// <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_ */
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