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openwrt-xburst/target/linux/package/openwrt/include/proto/802.11.h

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add libshared/libnvram and required includes under version control git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@344 3c298f89-4303-0410-b956-a3cf2f4a3e73
2005-03-08 01:24:52 +02:00
/*
* Copyright 2004, Broadcom Corporation
* All Rights Reserved.
*
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
*
* Fundamental types and constants relating to 802.11
*
* $Id$
*/
#ifndef _802_11_H_
#define _802_11_H_
#ifndef _TYPEDEFS_H_
#include <typedefs.h>
#endif
#ifndef _NET_ETHERNET_H_
#include <proto/ethernet.h>
#endif
/* enable structure packing */
#if !defined(__GNUC__)
#pragma pack(1)
#endif
/* some platforms require stronger medicine */
#if defined(__GNUC__)
#define PACKED __attribute__((packed))
#else
#define PACKED
#endif
#define DOT11_TU_TO_US 1024 /* 802.11 Time Unit is 1024 microseconds */
/* Generic 802.11 frame constants */
#define DOT11_A3_HDR_LEN 24
#define DOT11_A4_HDR_LEN 30
#define DOT11_MAC_HDR_LEN DOT11_A3_HDR_LEN
#define DOT11_FCS_LEN 4
#define DOT11_ICV_LEN 4
#define DOT11_ICV_AES_LEN 8
#define DOT11_QOS_LEN 2
#define DOT11_KEY_INDEX_SHIFT 6
#define DOT11_IV_LEN 4
#define DOT11_IV_TKIP_LEN 8
#define DOT11_IV_AES_OCB_LEN 4
#define DOT11_IV_AES_CCM_LEN 8
/* Includes MIC */
#define DOT11_MAX_MPDU_BODY_LEN 2304
/* A4 header + QoS + CCMP + PDU + ICV + FCS = 2352 */
#define DOT11_MAX_MPDU_LEN (DOT11_A4_HDR_LEN + \
DOT11_QOS_LEN + \
DOT11_IV_AES_CCM_LEN + \
DOT11_MAX_MPDU_BODY_LEN + \
DOT11_ICV_LEN + \
DOT11_FCS_LEN)
#define DOT11_MAX_SSID_LEN 32
/* dot11RTSThreshold */
#define DOT11_DEFAULT_RTS_LEN 2347
#define DOT11_MAX_RTS_LEN 2347
/* dot11FragmentationThreshold */
#define DOT11_MIN_FRAG_LEN 256
#define DOT11_MAX_FRAG_LEN 2346 /* Max frag is also limited by aMPDUMaxLength of the attached PHY */
#define DOT11_DEFAULT_FRAG_LEN 2346
/* dot11BeaconPeriod */
#define DOT11_MIN_BEACON_PERIOD 1
#define DOT11_MAX_BEACON_PERIOD 0xFFFF
/* dot11DTIMPeriod */
#define DOT11_MIN_DTIM_PERIOD 1
#define DOT11_MAX_DTIM_PERIOD 0xFF
/* 802.2 LLC/SNAP header used by 802.11 per 802.1H */
#define DOT11_LLC_SNAP_HDR_LEN 8
#define DOT11_OUI_LEN 3
struct dot11_llc_snap_header {
uint8 dsap; /* always 0xAA */
uint8 ssap; /* always 0xAA */
uint8 ctl; /* always 0x03 */
uint8 oui[DOT11_OUI_LEN]; /* RFC1042: 0x00 0x00 0x00
Bridge-Tunnel: 0x00 0x00 0xF8 */
uint16 type; /* ethertype */
} PACKED;
/* RFC1042 header used by 802.11 per 802.1H */
#define RFC1042_HDR_LEN (ETHER_HDR_LEN + DOT11_LLC_SNAP_HDR_LEN)
/* Generic 802.11 MAC header */
/*
* N.B.: This struct reflects the full 4 address 802.11 MAC header.
* The fields are defined such that the shorter 1, 2, and 3
* address headers just use the first k fields.
*/
struct dot11_header {
uint16 fc; /* frame control */
uint16 durid; /* duration/ID */
struct ether_addr a1; /* address 1 */
struct ether_addr a2; /* address 2 */
struct ether_addr a3; /* address 3 */
uint16 seq; /* sequence control */
struct ether_addr a4; /* address 4 */
} PACKED;
/* Control frames */
struct dot11_rts_frame {
uint16 fc; /* frame control */
uint16 durid; /* duration/ID */
struct ether_addr ra; /* receiver address */
struct ether_addr ta; /* transmitter address */
} PACKED;
#define DOT11_RTS_LEN 16
struct dot11_cts_frame {
uint16 fc; /* frame control */
uint16 durid; /* duration/ID */
struct ether_addr ra; /* receiver address */
} PACKED;
#define DOT11_CTS_LEN 10
struct dot11_ack_frame {
uint16 fc; /* frame control */
uint16 durid; /* duration/ID */
struct ether_addr ra; /* receiver address */
} PACKED;
#define DOT11_ACK_LEN 10
struct dot11_ps_poll_frame {
uint16 fc; /* frame control */
uint16 durid; /* AID */
struct ether_addr bssid; /* receiver address, STA in AP */
struct ether_addr ta; /* transmitter address */
} PACKED;
#define DOT11_PS_POLL_LEN 16
struct dot11_cf_end_frame {
uint16 fc; /* frame control */
uint16 durid; /* duration/ID */
struct ether_addr ra; /* receiver address */
struct ether_addr bssid; /* transmitter address, STA in AP */
} PACKED;
#define DOT11_CS_END_LEN 16
/* Management frame header */
struct dot11_management_header {
uint16 fc; /* frame control */
uint16 durid; /* duration/ID */
struct ether_addr da; /* receiver address */
struct ether_addr sa; /* transmitter address */
struct ether_addr bssid; /* BSS ID */
uint16 seq; /* sequence control */
} PACKED;
#define DOT11_MGMT_HDR_LEN 24
/* Management frame payloads */
struct dot11_bcn_prb {
uint32 timestamp[2];
uint16 beacon_interval;
uint16 capability;
} PACKED;
#define DOT11_BCN_PRB_LEN 12
struct dot11_auth {
uint16 alg; /* algorithm */
uint16 seq; /* sequence control */
uint16 status; /* status code */
} PACKED;
#define DOT11_AUTH_FIXED_LEN 6 /* length of auth frame without challenge info elt */
struct dot11_assoc_req {
uint16 capability; /* capability information */
uint16 listen; /* listen interval */
} PACKED;
struct dot11_assoc_resp {
uint16 capability; /* capability information */
uint16 status; /* status code */
uint16 aid; /* association ID */
} PACKED;
struct dot11_action_measure {
uint8 category;
uint8 action;
uint8 token;
uint8 data[1];
} PACKED;
#define DOT11_ACTION_MEASURE_LEN 3
/**************
802.11h related definitions.
**************/
typedef struct {
uint8 id;
uint8 len;
uint8 power;
} dot11_power_cnst_t;
typedef struct {
uint8 min;
uint8 max;
} dot11_power_cap_t;
typedef struct {
uint8 id;
uint8 len;
uint8 tx_pwr;
uint8 margin;
} dot11_tpc_rep_t;
#define DOT11_MNG_IE_TPC_REPORT_LEN 2 /* length of IE data, not including 2 byte header */
typedef struct {
uint8 id;
uint8 len;
uint8 first_channel;
uint8 num_channels;
} dot11_supp_channels_t;
struct dot11_channel_switch {
uint8 id;
uint8 len;
uint8 mode;
uint8 channel;
uint8 count;
} PACKED;
typedef struct dot11_channel_switch dot11_channel_switch_t;
/* 802.11h Measurement Request/Report IEs */
/* Measurement Type field */
#define DOT11_MEASURE_TYPE_BASIC 0
#define DOT11_MEASURE_TYPE_CCA 1
#define DOT11_MEASURE_TYPE_RPI 2
/* Measurement Mode field */
/* Measurement Request Modes */
#define DOT11_MEASURE_MODE_ENABLE (1<<1)
#define DOT11_MEASURE_MODE_REQUEST (1<<2)
#define DOT11_MEASURE_MODE_REPORT (1<<3)
/* Measurement Report Modes */
#define DOT11_MEASURE_MODE_LATE (1<<0)
#define DOT11_MEASURE_MODE_INCAPABLE (1<<1)
#define DOT11_MEASURE_MODE_REFUSED (1<<2)
/* Basic Measurement Map bits */
#define DOT11_MEASURE_BASIC_MAP_BSS ((uint8)(1<<0))
#define DOT11_MEASURE_BASIC_MAP_OFDM ((uint8)(1<<1))
#define DOT11_MEASURE_BASIC_MAP_UKNOWN ((uint8)(1<<2))
#define DOT11_MEASURE_BASIC_MAP_RADAR ((uint8)(1<<3))
#define DOT11_MEASURE_BASIC_MAP_UNMEAS ((uint8)(1<<4))
typedef struct {
uint8 id;
uint8 len;
uint8 token;
uint8 mode;
uint8 type;
uint8 channel;
uint8 start_time[8];
uint16 duration;
} dot11_meas_req_t;
#define DOT11_MNG_IE_MREQ_LEN 14
/* length of Measure Request IE data not including variable len */
#define DOT11_MNG_IE_MREQ_FIXED_LEN 3
struct dot11_meas_rep {
uint8 id;
uint8 len;
uint8 token;
uint8 mode;
uint8 type;
union
{
struct {
uint8 channel;
uint8 start_time[8];
uint16 duration;
uint8 map;
} PACKED basic;
uint8 data[1];
} PACKED rep;
} PACKED;
typedef struct dot11_meas_rep dot11_meas_rep_t;
/* length of Measure Report IE data not including variable len */
#define DOT11_MNG_IE_MREP_FIXED_LEN 3
struct dot11_meas_rep_basic {
uint8 channel;
uint8 start_time[8];
uint16 duration;
uint8 map;
} PACKED;
typedef struct dot11_meas_rep_basic dot11_meas_rep_basic_t;
#define DOT11_MEASURE_BASIC_REP_LEN 12
struct dot11_quiet {
uint8 id;
uint8 len;
uint8 count; /* TBTTs until beacon interval in quiet starts */
uint8 period; /* Beacon intervals between periodic quiet periods ? */
uint16 duration;/* Length of quiet period, in TU's */
uint16 offset; /* TU's offset from TBTT in Count field */
} PACKED;
typedef struct dot11_quiet dot11_quiet_t;
typedef struct {
uint8 channel;
uint8 map;
} chan_map_tuple_t;
typedef struct {
uint8 id;
uint8 len;
uint8 eaddr[ETHER_ADDR_LEN];
uint8 interval;
chan_map_tuple_t map[1];
} dot11_ibss_dfs_t;
/* WME Elements */
#define WME_OUI "\x00\x50\xf2"
#define WME_VER 1
#define WME_TYPE 2
#define WME_SUBTYPE_IE 0 /* Information Element */
#define WME_SUBTYPE_PARAM_IE 1 /* Parameter Element */
#define WME_SUBTYPE_TSPEC 2 /* Traffic Specification */
/* WME Access Category Indices (ACIs) */
#define AC_BE 0 /* Best Effort */
#define AC_BK 1 /* Background */
#define AC_VI 2 /* Video */
#define AC_VO 3 /* Voice */
#define AC_MAX 4
/* WME Information Element (IE) */
struct wme_ie {
uint8 oui[3];
uint8 type;
uint8 subtype;
uint8 version;
uint8 acinfo;
} PACKED;
typedef struct wme_ie wme_ie_t;
#define WME_IE_LEN 7
struct wme_acparam {
uint8 ACI;
uint8 ECW;
uint16 TXOP; /* stored in network order (ls octet first) */
} PACKED;
typedef struct wme_acparam wme_acparam_t;
/* WME Parameter Element (PE) */
struct wme_params {
uint8 oui[3];
uint8 type;
uint8 subtype;
uint8 version;
uint8 acinfo;
uint8 rsvd;
wme_acparam_t acparam[4];
} PACKED;
typedef struct wme_params wme_params_t;
#define WME_PARAMS_IE_LEN 24
/* acinfo */
#define WME_COUNT_MASK 0x0f
/* ACI */
#define WME_AIFS_MASK 0x0f
#define WME_ACM_MASK 0x10
#define WME_ACI_MASK 0x60
#define WME_ACI_SHIFT 5
/* ECW */
#define WME_CWMIN_MASK 0x0f
#define WME_CWMAX_MASK 0xf0
#define WME_CWMAX_SHIFT 4
#define WME_TXOP_UNITS 32
/* WME Traffic Specification (TSPEC) element */
#define WME_SUBTYPE_TSPEC 2
#define WME_TSPEC_HDR_LEN 2
#define WME_TSPEC_BODY_OFF 2
struct wme_tspec {
uint8 oui[DOT11_OUI_LEN]; /* WME_OUI */
uint8 type; /* WME_TYPE */
uint8 subtype; /* WME_SUBTYPE_TSPEC */
uint8 version; /* WME_VERSION */
uint16 ts_info; /* TS Info */
uint16 nom_msdu_size; /* (Nominal or fixed) MSDU Size (bytes) */
uint16 max_msdu_size; /* Maximum MSDU Size (bytes) */
uint32 min_service_interval; /* Minimum Service Interval (us) */
uint32 max_service_interval; /* Maximum Service Interval (us) */
uint32 inactivity_interval; /* Inactivity Interval (us) */
uint32 service_start; /* Service Start Time (us) */
uint32 min_rate; /* Minimum Data Rate (bps) */
uint32 mean_rate; /* Mean Data Rate (bps) */
uint32 max_burst_size; /* Maximum Burst Size (bytes) */
uint32 min_phy_rate; /* Minimum PHY Rate (bps) */
uint32 peak_rate; /* Peak Data Rate (bps) */
uint32 delay_bound; /* Delay Bound (us) */
uint16 surplus_bandwidth; /* Surplus Bandwidth Allowance Factor */
uint16 medium_time; /* Medium Time (32 us/s periods) */
} PACKED;
typedef struct wme_tspec wme_tspec_t;
#define WME_TSPEC_LEN 56 /* not including 2-byte header */
/* ts_info */
/* 802.1D priority is duplicated - bits 13-11 AND bits 3-1 */
#define TS_INFO_PRIO_SHIFT_HI 11
#define TS_INFO_PRIO_MASK_HI (0x7 << TS_INFO_PRIO_SHIFT_HI)
#define TS_INFO_PRIO_SHIFT_LO 1
#define TS_INFO_PRIO_MASK_LO (0x7 << TS_INFO_PRIO_SHIFT_LO)
#define TS_INFO_CONTENTION_SHIFT 7
#define TS_INFO_CONTENTION_MASK (0x1 << TS_INFO_CONTENTION_SHIFT)
#define TS_INFO_DIRECTION_SHIFT 5
#define TS_INFO_DIRECTION_MASK (0x3 << TS_INFO_DIRECTION_SHIFT)
#define TS_INFO_UPLINK (0 << TS_INFO_DIRECTION_SHIFT)
#define TS_INFO_DOWNLINK (1 << TS_INFO_DIRECTION_SHIFT)
#define TS_INFO_BIDIRECTIONAL (3 << TS_INFO_DIRECTION_SHIFT)
/* nom_msdu_size */
#define FIXED_MSDU_SIZE 0x8000 /* MSDU size is fixed */
#define MSDU_SIZE_MASK 0x7fff /* (Nominal or fixed) MSDU size */
/* surplus_bandwidth */
/* Represented as 3 bits of integer, binary point, 13 bits fraction */
#define INTEGER_SHIFT 13
#define FRACTION_MASK 0x1FFF
/* Management Notification Frame */
struct dot11_management_notification {
uint8 category; /* DOT11_ACTION_NOTIFICATION */
uint8 action;
uint8 token;
uint8 status;
uint8 data[1]; /* Elements */
} PACKED;
#define DOT11_MGMT_NOTIFICATION_LEN 4 /* Fixed length */
/* WME Action Codes */
#define WME_SETUP_REQUEST 0
#define WME_SETUP_RESPONSE 1
#define WME_TEARDOWN 2
/* WME Setup Response Status Codes */
#define WME_ADMISSION_ACCEPTED 0
#define WME_INVALID_PARAMETERS 1
#define WME_ADMISSION_REFUSED 3
/* Macro to take a pointer to a beacon or probe response
* header and return the char* pointer to the SSID info element
*/
#define BCN_PRB_SSID(hdr) ((char*)(hdr) + DOT11_MGMT_HDR_LEN + DOT11_BCN_PRB_LEN)
/* Authentication frame payload constants */
#define DOT11_OPEN_SYSTEM 0
#define DOT11_SHARED_KEY 1
#define DOT11_CHALLENGE_LEN 128
/* Frame control macros */
#define FC_PVER_MASK 0x3
#define FC_PVER_SHIFT 0
#define FC_TYPE_MASK 0xC
#define FC_TYPE_SHIFT 2
#define FC_SUBTYPE_MASK 0xF0
#define FC_SUBTYPE_SHIFT 4
#define FC_TODS 0x100
#define FC_TODS_SHIFT 8
#define FC_FROMDS 0x200
#define FC_FROMDS_SHIFT 9
#define FC_MOREFRAG 0x400
#define FC_MOREFRAG_SHIFT 10
#define FC_RETRY 0x800
#define FC_RETRY_SHIFT 11
#define FC_PM 0x1000
#define FC_PM_SHIFT 12
#define FC_MOREDATA 0x2000
#define FC_MOREDATA_SHIFT 13
#define FC_WEP 0x4000
#define FC_WEP_SHIFT 14
#define FC_ORDER 0x8000
#define FC_ORDER_SHIFT 15
/* sequence control macros */
#define SEQNUM_SHIFT 4
#define FRAGNUM_MASK 0xF
/* Frame Control type/subtype defs */
/* FC Types */
#define FC_TYPE_MNG 0
#define FC_TYPE_CTL 1
#define FC_TYPE_DATA 2
/* Management Subtypes */
#define FC_SUBTYPE_ASSOC_REQ 0
#define FC_SUBTYPE_ASSOC_RESP 1
#define FC_SUBTYPE_REASSOC_REQ 2
#define FC_SUBTYPE_REASSOC_RESP 3
#define FC_SUBTYPE_PROBE_REQ 4
#define FC_SUBTYPE_PROBE_RESP 5
#define FC_SUBTYPE_BEACON 8
#define FC_SUBTYPE_ATIM 9
#define FC_SUBTYPE_DISASSOC 10
#define FC_SUBTYPE_AUTH 11
#define FC_SUBTYPE_DEAUTH 12
#define FC_SUBTYPE_ACTION 13
/* Control Subtypes */
#define FC_SUBTYPE_PS_POLL 10
#define FC_SUBTYPE_RTS 11
#define FC_SUBTYPE_CTS 12
#define FC_SUBTYPE_ACK 13
#define FC_SUBTYPE_CF_END 14
#define FC_SUBTYPE_CF_END_ACK 15
/* Data Subtypes */
#define FC_SUBTYPE_DATA 0
#define FC_SUBTYPE_DATA_CF_ACK 1
#define FC_SUBTYPE_DATA_CF_POLL 2
#define FC_SUBTYPE_DATA_CF_ACK_POLL 3
#define FC_SUBTYPE_NULL 4
#define FC_SUBTYPE_CF_ACK 5
#define FC_SUBTYPE_CF_POLL 6
#define FC_SUBTYPE_CF_ACK_POLL 7
#define FC_SUBTYPE_QOS_DATA 8
#define FC_SUBTYPE_QOS_NULL 12
/* type-subtype combos */
#define FC_KIND_MASK (FC_TYPE_MASK | FC_SUBTYPE_MASK)
#define FC_KIND(t, s) (((t) << FC_TYPE_SHIFT) | ((s) << FC_SUBTYPE_SHIFT))
#define FC_ASSOC_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_REQ)
#define FC_ASSOC_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_RESP)
#define FC_REASSOC_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_REQ)
#define FC_REASSOC_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_RESP)
#define FC_PROBE_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_REQ)
#define FC_PROBE_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_RESP)
#define FC_BEACON FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_BEACON)
#define FC_DISASSOC FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DISASSOC)
#define FC_AUTH FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_AUTH)
#define FC_DEAUTH FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DEAUTH)
#define FC_ACTION FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ACTION)
#define FC_PS_POLL FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_PS_POLL)
#define FC_RTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_RTS)
#define FC_CTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CTS)
#define FC_ACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_ACK)
#define FC_CF_END FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END)
#define FC_CF_END_ACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END_ACK)
#define FC_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA)
#define FC_NULL_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_NULL)
#define FC_DATA_CF_ACK FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA_CF_ACK)
#define FC_QOS_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_DATA)
#define FC_QOS_NULL FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_NULL)
/* QoS Control Field */
/* 802.1D Tag */
#define QOS_PRIO_SHIFT 0
#define QOS_PRIO_MASK 0x0007
#define QOS_PRIO(qos) (((qos) & QOS_PRIO_MASK) >> QOS_PRIO_SHIFT)
/* Ack Policy (0 means Acknowledge) */
#define QOS_ACK_SHIFT 5
#define QOS_ACK_MASK 0x0060
#define QOS_ACK(qos) (((qos) & QOS_ACK_MASK) >> QOS_ACK_SHIFT)
/* Management Frames */
/* Management Frame Constants */
/* Fixed fields */
#define DOT11_MNG_AUTH_ALGO_LEN 2
#define DOT11_MNG_AUTH_SEQ_LEN 2
#define DOT11_MNG_BEACON_INT_LEN 2
#define DOT11_MNG_CAP_LEN 2
#define DOT11_MNG_AP_ADDR_LEN 6
#define DOT11_MNG_LISTEN_INT_LEN 2
#define DOT11_MNG_REASON_LEN 2
#define DOT11_MNG_AID_LEN 2
#define DOT11_MNG_STATUS_LEN 2
#define DOT11_MNG_TIMESTAMP_LEN 8
/* DUR/ID field in assoc resp is 0xc000 | AID */
#define DOT11_AID_MASK 0x3fff
/* Reason Codes */
#define DOT11_RC_RESERVED 0
#define DOT11_RC_UNSPECIFIED 1 /* Unspecified reason */
#define DOT11_RC_AUTH_INVAL 2 /* Previous authentication no longer valid */
#define DOT11_RC_DEAUTH_LEAVING 3 /* Deauthenticated because sending station is
leaving (or has left) IBSS or ESS */
#define DOT11_RC_INACTIVITY 4 /* Disassociated due to inactivity */
#define DOT11_RC_BUSY 5 /* Disassociated because AP is unable to handle
all currently associated stations */
#define DOT11_RC_INVAL_CLASS_2 6 /* Class 2 frame received from
nonauthenticated station */
#define DOT11_RC_INVAL_CLASS_3 7 /* Class 3 frame received from
nonassociated station */
#define DOT11_RC_DISASSOC_LEAVING 8 /* Disassociated because sending station is
leaving (or has left) BSS */
#define DOT11_RC_NOT_AUTH 9 /* Station requesting (re)association is
not authenticated with responding station */
#define DOT11_RC_MAX 23 /* Reason codes > 23 are reserved */
/* Status Codes */
#define DOT11_STATUS_SUCCESS 0 /* Successful */
#define DOT11_STATUS_FAILURE 1 /* Unspecified failure */
#define DOT11_STATUS_CAP_MISMATCH 10 /* Cannot support all requested capabilities
in the Capability Information field */
#define DOT11_STATUS_REASSOC_FAIL 11 /* Reassociation denied due to inability to
confirm that association exists */
#define DOT11_STATUS_ASSOC_FAIL 12 /* Association denied due to reason outside
the scope of this standard */
#define DOT11_STATUS_AUTH_MISMATCH 13 /* Responding station does not support the
specified authentication algorithm */
#define DOT11_STATUS_AUTH_SEQ 14 /* Received an Authentication frame with
authentication transaction sequence number
out of expected sequence */
#define DOT11_STATUS_AUTH_CHALLENGE_FAIL 15 /* Authentication rejected because of challenge failure */
#define DOT11_STATUS_AUTH_TIMEOUT 16 /* Authentication rejected due to timeout waiting
for next frame in sequence */
#define DOT11_STATUS_ASSOC_BUSY_FAIL 17 /* Association denied because AP is unable to
handle additional associated stations */
#define DOT11_STATUS_ASSOC_RATE_MISMATCH 18 /* Association denied due to requesting station
not supporting all of the data rates in the
BSSBasicRateSet parameter */
#define DOT11_STATUS_ASSOC_SHORT_REQUIRED 19 /* Association denied due to requesting station
not supporting the Short Preamble option */
#define DOT11_STATUS_ASSOC_PBCC_REQUIRED 20 /* Association denied due to requesting station
not supporting the PBCC Modulation option */
#define DOT11_STATUS_ASSOC_AGILITY_REQUIRED 21 /* Association denied due to requesting station
not supporting the Channel Agility option */
#define DOT11_STATUS_ASSOC_SPECTRUM_REQUIRED 22 /* Association denied because Spectrum Management
capability is required. */
#define DOT11_STATUS_ASSOC_BAD_POWER_CAP 23 /* Association denied because the info in the
Power Cap element is unacceptable. */
#define DOT11_STATUS_ASSOC_BAD_SUP_CHANNELS 24 /* Association denied because the info in the
Supported Channel element is unacceptable */
#define DOT11_STATUS_ASSOC_SHORTSLOT_REQUIRED 25 /* Association denied due to requesting station
not supporting the Short Slot Time option */
#define DOT11_STATUS_ASSOC_ERPBCC_REQUIRED 26 /* Association denied due to requesting station
not supporting the ER-PBCC Modulation option */
#define DOT11_STATUS_ASSOC_DSSOFDM_REQUIRED 27 /* Association denied due to requesting station
not supporting the DSS-OFDM option */
/* Info Elts, length of INFORMATION portion of Info Elts */
#define DOT11_MNG_DS_PARAM_LEN 1
#define DOT11_MNG_IBSS_PARAM_LEN 2
/* TIM Info element has 3 bytes fixed info in INFORMATION field,
* followed by 1 to 251 bytes of Partial Virtual Bitmap */
#define DOT11_MNG_TIM_FIXED_LEN 3
#define DOT11_MNG_TIM_DTIM_COUNT 0
#define DOT11_MNG_TIM_DTIM_PERIOD 1
#define DOT11_MNG_TIM_BITMAP_CTL 2
#define DOT11_MNG_TIM_PVB 3
/* TLV defines */
#define TLV_TAG_OFF 0
#define TLV_LEN_OFF 1
#define TLV_HDR_LEN 2
#define TLV_BODY_OFF 2
/* Management Frame Information Element IDs */
#define DOT11_MNG_SSID_ID 0
#define DOT11_MNG_RATES_ID 1
#define DOT11_MNG_FH_PARMS_ID 2
#define DOT11_MNG_DS_PARMS_ID 3
#define DOT11_MNG_CF_PARMS_ID 4
#define DOT11_MNG_TIM_ID 5
#define DOT11_MNG_IBSS_PARMS_ID 6
#define DOT11_MNG_COUNTRY_ID 7
#define DOT11_MNG_HOPPING_PARMS_ID 8
#define DOT11_MNG_HOPPING_TABLE_ID 9
#define DOT11_MNG_REQUEST_ID 10
#define DOT11_MNG_CHALLENGE_ID 16
#define DOT11_MNG_PWR_CONSTRAINT_ID 32 /* 11H PowerConstraint */
#define DOT11_MNG_PWR_CAP_ID 33 /* 11H PowerCapability */
#define DOT11_MNG_TPC_REQUEST_ID 34 /* 11H TPC Request */
#define DOT11_MNG_TPC_REPORT_ID 35 /* 11H TPC Report */
#define DOT11_MNG_SUPP_CHANNELS_ID 36 /* 11H Supported Channels */
#define DOT11_MNG_CHANNEL_SWITCH_ID 37 /* 11H ChannelSwitch Announcement*/
#define DOT11_MNG_MEASURE_REQUEST_ID 38 /* 11H MeasurementRequest */
#define DOT11_MNG_MEASURE_REPORT_ID 39 /* 11H MeasurementReport */
#define DOT11_MNG_QUIET_ID 40 /* 11H Quiet */
#define DOT11_MNG_IBSS_DFS_ID 41 /* 11H IBSS_DFS */
#define DOT11_MNG_ERP_ID 42
#define DOT11_MNG_NONERP_ID 47
#define DOT11_MNG_EXT_RATES_ID 50
#define DOT11_MNG_WPA_ID 221
#define DOT11_MNG_PROPR_ID 221
/* ERP info element bit values */
#define DOT11_MNG_ERP_LEN 1 /* ERP is currently 1 byte long */
#define DOT11_MNG_NONERP_PRESENT 0x01 /* NonERP (802.11b) STAs are present in the BSS */
#define DOT11_MNG_USE_PROTECTION 0x02 /* Use protection mechanisms for ERP-OFDM frames */
#define DOT11_MNG_BARKER_PREAMBLE 0x04 /* Short Preambles: 0 == allowed, 1 == not allowed */
/* Capability Information Field */
#define DOT11_CAP_ESS 0x0001
#define DOT11_CAP_IBSS 0x0002
#define DOT11_CAP_POLLABLE 0x0004
#define DOT11_CAP_POLL_RQ 0x0008
#define DOT11_CAP_PRIVACY 0x0010
#define DOT11_CAP_SHORT 0x0020
#define DOT11_CAP_PBCC 0x0040
#define DOT11_CAP_AGILITY 0x0080
#define DOT11_CAP_SPECTRUM 0x0100
#define DOT11_CAP_SHORTSLOT 0x0400
#define DOT11_CAP_CCK_OFDM 0x2000
/* Action Frame Constants */
#define DOT11_ACTION_CAT_ERR_MASK 0x80
#define DOT11_ACTION_CAT_SPECT_MNG 0x00
#define DOT11_ACTION_NOTIFICATION 0x11 /* 17 */
#define DOT11_ACTION_ID_M_REQ 0
#define DOT11_ACTION_ID_M_REP 1
#define DOT11_ACTION_ID_TPC_REQ 2
#define DOT11_ACTION_ID_TPC_REP 3
#define DOT11_ACTION_ID_CHANNEL_SWITCH 4
/* MLME Enumerations */
#define DOT11_BSSTYPE_INFRASTRUCTURE 0
#define DOT11_BSSTYPE_INDEPENDENT 1
#define DOT11_BSSTYPE_ANY 2
#define DOT11_SCANTYPE_ACTIVE 0
#define DOT11_SCANTYPE_PASSIVE 1
/* 802.11 A PHY constants */
#define APHY_SLOT_TIME 9
#define APHY_SIFS_TIME 16
#define APHY_DIFS_TIME (APHY_SIFS_TIME + (2 * APHY_SLOT_TIME))
#define APHY_PREAMBLE_TIME 16
#define APHY_SIGNAL_TIME 4
#define APHY_SYMBOL_TIME 4
#define APHY_SERVICE_NBITS 16
#define APHY_TAIL_NBITS 6
#define APHY_CWMIN 15
/* 802.11 B PHY constants */
#define BPHY_SLOT_TIME 20
#define BPHY_SIFS_TIME 10
#define BPHY_DIFS_TIME 50
#define BPHY_PLCP_TIME 192
#define BPHY_PLCP_SHORT_TIME 96
#define BPHY_CWMIN 31
/* 802.11 G constants */
#define DOT11_OFDM_SIGNAL_EXTENSION 6
#define PHY_CWMAX 1023
#define DOT11_MAXNUMFRAGS 16 /* max # fragments per MSDU */
/* dot11Counters Table - 802.11 spec., Annex D */
typedef struct d11cnt {
uint32 txfrag; /* dot11TransmittedFragmentCount */
uint32 txmulti; /* dot11MulticastTransmittedFrameCount */
uint32 txfail; /* dot11FailedCount */
uint32 txretry; /* dot11RetryCount */
uint32 txretrie; /* dot11MultipleRetryCount */
uint32 rxdup; /* dot11FrameduplicateCount */
uint32 txrts; /* dot11RTSSuccessCount */
uint32 txnocts; /* dot11RTSFailureCount */
uint32 txnoack; /* dot11ACKFailureCount */
uint32 rxfrag; /* dot11ReceivedFragmentCount */
uint32 rxmulti; /* dot11MulticastReceivedFrameCount */
uint32 rxcrc; /* dot11FCSErrorCount */
uint32 txfrmsnt; /* dot11TransmittedFrameCount */
uint32 rxundec; /* dot11WEPUndecryptableCount */
} d11cnt_t;
/* BRCM OUI */
#define BRCM_OUI "\x00\x10\x18"
/* BRCM info element */
struct brcm_ie {
uchar id;
uchar len;
uchar oui[3];
uchar ver;
uchar assoc; /* # of assoc STAs */
uchar flags; /* misc flags */
} PACKED;
#define BRCM_IE_LEN 8
typedef struct brcm_ie brcm_ie_t;
#define BRCM_IE_VER 1
/* brcm_ie flags */
#define BRF_ABCAP 0x1 /* afterburner capable */
#define BRF_ABRQRD 0x2 /* afterburner requested */
/* WPA definitions */
#define WPA_VERSION 1
#define WPA_OUI "\x00\x50\xF2"
#define WPA_OUI_LEN 3
/* WPA authentication modes */
#define WPA_AUTH_NONE 0 /* None */
#define WPA_AUTH_UNSPECIFIED 1 /* Unspecified authentication over 802.1X: default for WPA */
#define WPA_AUTH_PSK 2 /* Pre-shared Key over 802.1X */
#define WPA_AUTH_DISABLED 255 /* Legacy (i.e., non-WPA) */
#define IS_WPA_AUTH(auth) ((auth) == WPA_AUTH_NONE || \
(auth) == WPA_AUTH_UNSPECIFIED || \
(auth) == WPA_AUTH_PSK)
/* Key related defines */
#define DOT11_MAX_DEFAULT_KEYS 4 /* number of default keys */
#define DOT11_MAX_KEY_SIZE 32 /* max size of any key */
#define DOT11_MAX_IV_SIZE 16 /* max size of any IV */
#define DOT11_EXT_IV_FLAG (1<<5) /* flag to indicate IV is > 4 bytes */
#define WEP1_KEY_SIZE 5 /* max size of any WEP key */
#define WEP1_KEY_HEX_SIZE 10 /* size of WEP key in hex. */
#define WEP128_KEY_SIZE 13 /* max size of any WEP key */
#define WEP128_KEY_HEX_SIZE 26 /* size of WEP key in hex. */
#define TKIP_MIC_SIZE 8 /* size of TKIP MIC */
#define TKIP_EOM_SIZE 7 /* max size of TKIP EOM */
#define TKIP_EOM_FLAG 0x5a /* TKIP EOM flag byte */
#define TKIP_KEY_SIZE 32 /* size of any TKIP key */
#define TKIP_MIC_AUTH_TX 16 /* offset to Authenticator MIC TX key */
#define TKIP_MIC_AUTH_RX 24 /* offset to Authenticator MIC RX key */
#define TKIP_MIC_SUP_RX 16 /* offset to Supplicant MIC RX key */
#define TKIP_MIC_SUP_TX 24 /* offset to Supplicant MIC TX key */
#define AES_KEY_SIZE 16 /* size of AES key */
#undef PACKED
#if !defined(__GNUC__)
#pragma pack()
#endif
#endif /* _802_11_H_ */
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