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Diffstat (limited to 'package/openwrt/include/proto/802.11.h')
| -rw-r--r-- | package/openwrt/include/proto/802.11.h | 852 |
1 files changed, 852 insertions, 0 deletions
diff --git a/package/openwrt/include/proto/802.11.h b/package/openwrt/include/proto/802.11.h new file mode 100644 index 0000000000..ea57850ce5 --- /dev/null +++ b/package/openwrt/include/proto/802.11.h @@ -0,0 +1,852 @@ +/* + * 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_ */ |