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Diffstat (limited to 'package/broadcom-wl/src/wlc/include/proto/802.11.h')
| -rw-r--r-- | package/broadcom-wl/src/wlc/include/proto/802.11.h | 1258 |
1 files changed, 1258 insertions, 0 deletions
diff --git a/package/broadcom-wl/src/wlc/include/proto/802.11.h b/package/broadcom-wl/src/wlc/include/proto/802.11.h new file mode 100644 index 0000000000..2b1c4ee111 --- /dev/null +++ b/package/broadcom-wl/src/wlc/include/proto/802.11.h @@ -0,0 +1,1258 @@ +/* + * Copyright 2006, 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: 802.11.h,v 1.1.1.17 2006/04/15 01:29:08 michael Exp $ + */ + +#ifndef _802_11_H_ +#define _802_11_H_ + +#ifndef _TYPEDEFS_H_ +#include <typedefs.h> +#endif + +#ifndef _NET_ETHERNET_H_ +#include <proto/ethernet.h> +#endif + +#include <proto/wpa.h> + +/* enable structure packing */ +#if defined(__GNUC__) +#define PACKED __attribute__((packed)) +#else +#pragma pack(1) +#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 /* d11 header length with A3 */ +#define DOT11_A4_HDR_LEN 30 /* d11 header length with A4 */ +#define DOT11_MAC_HDR_LEN DOT11_A3_HDR_LEN /* MAC header length */ +#define DOT11_FCS_LEN 4 /* d11 FCS length */ +#define DOT11_ICV_LEN 4 /* d11 ICV length */ +#define DOT11_ICV_AES_LEN 8 /* d11 ICV/AES length */ +#define DOT11_QOS_LEN 2 /* d11 QoS length */ +#define DOT11_HTC_LEN 4 /* d11 HT Control field length */ + +#define DOT11_KEY_INDEX_SHIFT 6 /* d11 key index shift */ +#define DOT11_IV_LEN 4 /* d11 IV length */ +#define DOT11_IV_TKIP_LEN 8 /* d11 IV TKIP length */ +#define DOT11_IV_AES_OCB_LEN 4 /* d11 IV/AES/OCB length */ +#define DOT11_IV_AES_CCM_LEN 8 /* d11 IV/AES/CCM length */ +#define DOT11_IV_MAX_LEN 8 /* maximum iv len for any encryption */ + +/* Includes MIC */ +#define DOT11_MAX_MPDU_BODY_LEN 2304 /* max MPDU body length */ +/* 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) /* d11 max MPDU length */ + +#define DOT11_MAX_SSID_LEN 32 /* d11 max ssid length */ + +/* dot11RTSThreshold */ +#define DOT11_DEFAULT_RTS_LEN 2347 /* d11 default RTS length */ +#define DOT11_MAX_RTS_LEN 2347 /* d11 max RTS length */ + +/* dot11FragmentationThreshold */ +#define DOT11_MIN_FRAG_LEN 256 /* d11 min fragmentation length */ +#define DOT11_MAX_FRAG_LEN 2346 /* Max frag is also limited by aMPDUMaxLength + * of the attached PHY + */ +#define DOT11_DEFAULT_FRAG_LEN 2346 /* d11 default fragmentation length */ + +/* dot11BeaconPeriod */ +#define DOT11_MIN_BEACON_PERIOD 1 /* d11 min beacon period */ +#define DOT11_MAX_BEACON_PERIOD 0xFFFF /* d11 max beacon period */ + +/* dot11DTIMPeriod */ +#define DOT11_MIN_DTIM_PERIOD 1 /* d11 min DTIM period */ +#define DOT11_MAX_DTIM_PERIOD 0xFF /* d11 max DTIM period */ + +/* 802.2 LLC/SNAP header used by 802.11 per 802.1H */ +#define DOT11_LLC_SNAP_HDR_LEN 8 /* d11 LLC/SNAP header length */ +#define DOT11_OUI_LEN 3 /* d11 OUI length */ +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) /* RCF1042 header length */ + +/* 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 /* d11 RTS frame length */ + +struct dot11_cts_frame { + uint16 fc; /* frame control */ + uint16 durid; /* duration/ID */ + struct ether_addr ra; /* receiver address */ +} PACKED; +#define DOT11_CTS_LEN 10 /* d11 CTS frame length */ + +struct dot11_ack_frame { + uint16 fc; /* frame control */ + uint16 durid; /* duration/ID */ + struct ether_addr ra; /* receiver address */ +} PACKED; +#define DOT11_ACK_LEN 10 /* d11 ACK frame length */ + +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 /* d11 PS poll frame length */ + +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 /* d11 CF-END frame length */ + +/* BA/BAR Control parameters */ +#define DOT11_BA_CTL_POLICY_NORMAL 0x0000 /* normal ack */ +#define DOT11_BA_CTL_POLICY_NOACK 0x0001 /* no ack */ +#define DOT11_BA_CTL_POLICY_MASK 0x0001 /* ack policy mask */ + +#define DOT11_BA_CTL_MTID 0x0002 /* multi tid BA */ +#define DOT11_BA_CTL_COMPRESSED 0x0004 /* compressed bitmap */ + +#define DOT11_BA_CTL_NUMMSDU_MASK 0x0FC0 /* num msdu in bitmap mask */ +#define DOT11_BA_CTL_NUMMSDU_SHIFT 6 /* num msdu in bitmap shift */ + +#define DOT11_BA_CTL_TID_MASK 0xF000 /* tid mask */ +#define DOT11_BA_CTL_TID_SHIFT 12 /* tid shift */ + +struct dot11_ba_req_frame { + uint16 fc; /* frame control */ + uint16 durid; /* duration/ID */ + struct ether_addr ra; /* receiver address */ + struct ether_addr ta; /* transmitter address */ + uint16 bar_control; /* BAR Control */ + uint16 seqnum; /* Starting Sequence control */ +} PACKED; +#define DOT11_BA_REQ_LEN 20 /* BAR frame length */ + +#define DOT11_BA_BITMAP_LEN 128 /* bitmap length */ +#define DOT11_BA_CMP_BITMAP_LEN 8 /* compressed bitmap length */ +struct dot11_ba_frame { + uint16 fc; /* frame control */ + uint16 durid; /* duration/ID */ + struct ether_addr ra; /* receiver address */ + struct ether_addr ta; /* transmitter address */ + uint16 ba_control; /* BA Control */ + uint16 seqnum; /* Starting Sequence control */ + uint8 bitmap[DOT11_BA_BITMAP_LEN]; /* Block Ack Bitmap */ +} PACKED; +#define DOT11_BA_LEN 20 /* BA frame length (without bitmap) */ + +/* 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 /* d11 management header length */ + +/* Management frame payloads */ + +struct dot11_bcn_prb { + uint32 timestamp[2]; + uint16 beacon_interval; + uint16 capability; +} PACKED; +#define DOT11_BCN_PRB_LEN 12 /* d11 beacon probe frame length */ + +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; +#define DOT11_ASSOC_REQ_FIXED_LEN 4 /* length of assoc frame without info elts */ + +struct dot11_reassoc_req { + uint16 capability; /* capability information */ + uint16 listen; /* listen interval */ + struct ether_addr ap; /* Current AP address */ +} PACKED; +#define DOT11_REASSOC_REQ_FIXED_LEN 10 /* length of assoc frame without info elts */ + +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 /* d11 action measurement header length */ + +struct dot11_action_switch_channel { + uint8 category; + uint8 action; + uint8 data[5]; /* for switch IE */ +} PACKED; + +struct dot11_action_ht_ch_width { + uint8 category; + uint8 action; + uint8 ch_width; +} PACKED; + +struct dot11_action_ht_mimops { + uint8 category; + uint8 action; + uint8 enable; + uint8 psmode; +} PACKED; + +/* ************* 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; + +/* channel switch announcement (CSA) mode type - 802.11h-2003 $7.3.2.20 */ +#define DOT11_CSA_MODE_ADVISORY 0 /* no DOT11_CSA_MODE_NO_TX restriction imposed */ +#define DOT11_CSA_MODE_NO_TX 1 /* no transmission upon receiving CSA frame. */ + +/* CSA IE data structure */ +struct dot11_channel_switch { + uint8 id; + uint8 len; + uint8 mode; + uint8 channel; + uint8 count; +} PACKED; +typedef struct dot11_channel_switch dot11_channel_switch_t; + +#define DOT11_SWITCH_IE_LEN 3 /* length of IE data, not including 2 byte header */ + +/* 802.11h Measurement Request/Report IEs */ +/* Measurement Type field */ +#define DOT11_MEASURE_TYPE_BASIC 0 /* d11 measurement basic type */ +#define DOT11_MEASURE_TYPE_CCA 1 /* d11 measurement CCA type */ +#define DOT11_MEASURE_TYPE_RPI 2 /* d11 measurement PRI type */ + +/* Measurement Mode field */ + +/* Measurement Request Modes */ +#define DOT11_MEASURE_MODE_ENABLE (1<<1) /* d11 measurement enable */ +#define DOT11_MEASURE_MODE_REQUEST (1<<2) /* d11 measurement request */ +#define DOT11_MEASURE_MODE_REPORT (1<<3) /* d11 measurement report */ +/* Measurement Report Modes */ +#define DOT11_MEASURE_MODE_LATE (1<<0) /* d11 measurement late */ +#define DOT11_MEASURE_MODE_INCAPABLE (1<<1) /* d11 measurement incapable */ +#define DOT11_MEASURE_MODE_REFUSED (1<<2) /* d11 measurement refuse */ +/* Basic Measurement Map bits */ +#define DOT11_MEASURE_BASIC_MAP_BSS ((uint8)(1<<0)) /* d11 measurement basic map BSS */ +#define DOT11_MEASURE_BASIC_MAP_OFDM ((uint8)(1<<1)) /* d11 measurement map OFDM */ +#define DOT11_MEASURE_BASIC_MAP_UKNOWN ((uint8)(1<<2)) /* d11 measurement map unknown */ +#define DOT11_MEASURE_BASIC_MAP_RADAR ((uint8)(1<<3)) /* d11 measurement map radar */ +#define DOT11_MEASURE_BASIC_MAP_UNMEAS ((uint8)(1<<4)) /* d11 measurement map unmeasuremnt */ + +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 /* d11 measurement request IE length */ +/* length of Measure Request IE data not including variable len */ +#define DOT11_MNG_IE_MREQ_FIXED_LEN 3 /* d11 measurement request IE fixed length */ + +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 /* d11 measurement response IE fixed length */ + +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 /* d11 measurement basic report length */ + +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" /* WME OUI */ +#define WME_VER 1 /* WME version */ +#define WME_TYPE 2 /* WME type */ +#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_COUNT 4 /* number of ACs */ + +typedef uint8 ac_bitmap_t; /* AC bitmap of (1 << AC_xx) */ + +#define AC_BITMAP_NONE 0x0 /* No ACs */ +#define AC_BITMAP_ALL 0xf /* All ACs */ +#define AC_BITMAP_TST(ab, ac) (((ab) & (1 << (ac))) != 0) + +/* WME Information Element (IE) */ +struct wme_ie { + uint8 oui[3]; + uint8 type; + uint8 subtype; + uint8 version; + uint8 qosinfo; +} PACKED; +typedef struct wme_ie wme_ie_t; +#define WME_IE_LEN 7 /* WME IE length */ + +struct edcf_acparam { + uint8 ACI; + uint8 ECW; + uint16 TXOP; /* stored in network order (ls octet first) */ +} PACKED; +typedef struct edcf_acparam edcf_acparam_t; + +/* WME Parameter Element (PE) */ +struct wme_param_ie { + uint8 oui[3]; + uint8 type; + uint8 subtype; + uint8 version; + uint8 qosinfo; + uint8 rsvd; + edcf_acparam_t acparam[AC_COUNT]; +} PACKED; +typedef struct wme_param_ie wme_param_ie_t; +#define WME_PARAM_IE_LEN 24 /* WME Parameter IE length */ + +/* QoS Info field for IE as sent from AP */ +#define WME_QI_AP_APSD_MASK 0x80 /* U-APSD Supported mask */ +#define WME_QI_AP_APSD_SHIFT 7 /* U-APSD Supported shift */ +#define WME_QI_AP_COUNT_MASK 0x0f /* Parameter set count mask */ +#define WME_QI_AP_COUNT_SHIFT 0 /* Parameter set count shift */ + +/* QoS Info field for IE as sent from STA */ +#define WME_QI_STA_MAXSPLEN_MASK 0x60 /* Max Service Period Length mask */ +#define WME_QI_STA_MAXSPLEN_SHIFT 5 /* Max Service Period Length shift */ +#define WME_QI_STA_APSD_ALL_MASK 0xf /* APSD all AC bits mask */ +#define WME_QI_STA_APSD_ALL_SHIFT 0 /* APSD all AC bits shift */ +#define WME_QI_STA_APSD_BE_MASK 0x8 /* APSD AC_BE mask */ +#define WME_QI_STA_APSD_BE_SHIFT 3 /* APSD AC_BE shift */ +#define WME_QI_STA_APSD_BK_MASK 0x4 /* APSD AC_BK mask */ +#define WME_QI_STA_APSD_BK_SHIFT 2 /* APSD AC_BK shift */ +#define WME_QI_STA_APSD_VI_MASK 0x2 /* APSD AC_VI mask */ +#define WME_QI_STA_APSD_VI_SHIFT 1 /* APSD AC_VI shift */ +#define WME_QI_STA_APSD_VO_MASK 0x1 /* APSD AC_VO mask */ +#define WME_QI_STA_APSD_VO_SHIFT 0 /* APSD AC_VO shift */ + +/* ACI */ +#define EDCF_AIFSN_MIN 1 /* AIFSN minimum value */ +#define EDCF_AIFSN_MAX 15 /* AIFSN maximum value */ +#define EDCF_AIFSN_MASK 0x0f /* AIFSN mask */ +#define EDCF_ACM_MASK 0x10 /* ACM mask */ +#define EDCF_ACI_MASK 0x60 /* ACI mask */ +#define EDCF_ACI_SHIFT 5 /* ACI shift */ + +/* ECW */ +#define EDCF_ECW_MIN 0 /* cwmin/cwmax exponent minimum value */ +#define EDCF_ECW_MAX 15 /* cwmin/cwmax exponent maximum value */ +#define EDCF_ECW2CW(exp) ((1 << (exp)) - 1) +#define EDCF_ECWMIN_MASK 0x0f /* cwmin exponent form mask */ +#define EDCF_ECWMAX_MASK 0xf0 /* cwmax exponent form mask */ +#define EDCF_ECWMAX_SHIFT 4 /* cwmax exponent form shift */ + +/* TXOP */ +#define EDCF_TXOP_MIN 0 /* TXOP minimum value */ +#define EDCF_TXOP_MAX 65535 /* TXOP maximum value */ +#define EDCF_TXOP2USEC(txop) ((txop) << 5) + +/* Default EDCF parameters that AP advertises for STA to use; WMM draft Table 12 */ +#define EDCF_AC_BE_ACI_STA 0x03 /* STA ACI value for best effort AC */ +#define EDCF_AC_BE_ECW_STA 0xA4 /* STA ECW value for best effort AC */ +#define EDCF_AC_BE_TXOP_STA 0x0000 /* STA TXOP value for best effort AC */ +#define EDCF_AC_BK_ACI_STA 0x27 /* STA ACI value for background AC */ +#define EDCF_AC_BK_ECW_STA 0xA4 /* STA ECW value for background AC */ +#define EDCF_AC_BK_TXOP_STA 0x0000 /* STA TXOP value for background AC */ +#define EDCF_AC_VI_ACI_STA 0x42 /* STA ACI value for video AC */ +#define EDCF_AC_VI_ECW_STA 0x43 /* STA ECW value for video AC */ +#define EDCF_AC_VI_TXOP_STA 0x005e /* STA TXOP value for video AC */ +#define EDCF_AC_VO_ACI_STA 0x62 /* STA ACI value for audio AC */ +#define EDCF_AC_VO_ECW_STA 0x32 /* STA ECW value for audio AC */ +#define EDCF_AC_VO_TXOP_STA 0x002f /* STA TXOP value for audio AC */ + +/* Default EDCF parameters that AP uses; WMM draft Table 14 */ +#define EDCF_AC_BE_ACI_AP 0x03 /* AP ACI value for best effort AC */ +#define EDCF_AC_BE_ECW_AP 0x64 /* AP ECW value for best effort AC */ +#define EDCF_AC_BE_TXOP_AP 0x0000 /* AP TXOP value for best effort AC */ +#define EDCF_AC_BK_ACI_AP 0x27 /* AP ACI value for background AC */ +#define EDCF_AC_BK_ECW_AP 0xA4 /* AP ECW value for background AC */ +#define EDCF_AC_BK_TXOP_AP 0x0000 /* AP TXOP value for background AC */ +#define EDCF_AC_VI_ACI_AP 0x41 /* AP ACI value for video AC */ +#define EDCF_AC_VI_ECW_AP 0x43 /* AP ECW value for video AC */ +#define EDCF_AC_VI_TXOP_AP 0x005e /* AP TXOP value for video AC */ +#define EDCF_AC_VO_ACI_AP 0x61 /* AP ACI value for audio AC */ +#define EDCF_AC_VO_ECW_AP 0x32 /* AP ECW value for audio AC */ +#define EDCF_AC_VO_TXOP_AP 0x002f /* AP TXOP value for audio AC */ + +struct dot11_qbss_load_ie { + uint8 id; /* 11, DOT11_MNG_QBSS_LOAD_ID */ + uint8 length; + uint16 station_count; /* total number of STAs associated */ + uint8 channel_utilization; /* % of time, normalized to 255, QAP sensed medium busy */ + uint16 aac; /* available admission capacity */ +} PACKED; +typedef struct dot11_qbss_load_ie dot11_qbss_load_ie_t; + +/* 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 /* integer shift */ +#define FRACTION_MASK 0x1FFF /* fraction mask */ + +/* 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_ADDTS_REQUEST 0 /* WME ADDTS request */ +#define WME_ADDTS_RESPONSE 1 /* WME ADDTS response */ +#define WME_DELTS_REQUEST 2 /* WME DELTS request */ + +/* WME Setup Response Status Codes */ +#define WME_ADMISSION_ACCEPTED 0 /* WME admission accepted */ +#define WME_INVALID_PARAMETERS 1 /* WME invalide parameters */ +#define WME_ADMISSION_REFUSED 3 /* WME admission refused */ + +/* 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 /* d11 open authentication */ +#define DOT11_SHARED_KEY 1 /* d11 shared authentication */ +#define DOT11_CHALLENGE_LEN 128 /* d11 chanllenge text length */ + +/* Frame control macros */ +#define FC_PVER_MASK 0x3 /* PVER mask */ +#define FC_PVER_SHIFT 0 /* PVER shift */ +#define FC_TYPE_MASK 0xC /* type mask */ +#define FC_TYPE_SHIFT 2 /* type shift */ +#define FC_SUBTYPE_MASK 0xF0 /* subtype mask */ +#define FC_SUBTYPE_SHIFT 4 /* subtype shift */ +#define FC_TODS 0x100 /* to DS */ +#define FC_TODS_SHIFT 8 /* to DS shift */ +#define FC_FROMDS 0x200 /* from DS */ +#define FC_FROMDS_SHIFT 9 /* from DS shift */ +#define FC_MOREFRAG 0x400 /* more frag. */ +#define FC_MOREFRAG_SHIFT 10 /* more frag. shift */ +#define FC_RETRY 0x800 /* retry */ +#define FC_RETRY_SHIFT 11 /* retry shift */ +#define FC_PM 0x1000 /* PM */ +#define FC_PM_SHIFT 12 /* PM shift */ +#define FC_MOREDATA 0x2000 /* more data */ +#define FC_MOREDATA_SHIFT 13 /* more data shift */ +#define FC_WEP 0x4000 /* WEP */ +#define FC_WEP_SHIFT 14 /* WEP shift */ +#define FC_ORDER 0x8000 /* order */ +#define FC_ORDER_SHIFT 15 /* order shift */ + +/* sequence control macros */ +#define SEQNUM_SHIFT 4 /* seq. number shift */ +#define SEQNUM_MAX 0x1000 /* max seqnum + 1 */ +#define FRAGNUM_MASK 0xF /* frag. number mask */ + +/* Frame Control type/subtype defs */ + +/* FC Types */ +#define FC_TYPE_MNG 0 /* management type */ +#define FC_TYPE_CTL 1 /* control type */ +#define FC_TYPE_DATA 2 /* data type */ + +/* Management Subtypes */ +#define FC_SUBTYPE_ASSOC_REQ 0 /* assoc. request */ +#define FC_SUBTYPE_ASSOC_RESP 1 /* assoc. response */ +#define FC_SUBTYPE_REASSOC_REQ 2 /* reassoc. request */ +#define FC_SUBTYPE_REASSOC_RESP 3 /* reassoc. response */ +#define FC_SUBTYPE_PROBE_REQ 4 /* probe request */ +#define FC_SUBTYPE_PROBE_RESP 5 /* probe response */ +#define FC_SUBTYPE_BEACON 8 /* beacon */ +#define FC_SUBTYPE_ATIM 9 /* ATIM */ +#define FC_SUBTYPE_DISASSOC 10 /* disassoc. */ +#define FC_SUBTYPE_AUTH 11 /* authentication */ +#define FC_SUBTYPE_DEAUTH 12 /* de-authentication */ +#define FC_SUBTYPE_ACTION 13 /* action */ + +/* Control Subtypes */ +#define FC_SUBTYPE_BLOCKACK_REQ 8 /* Block Ack Req */ +#define FC_SUBTYPE_BLOCKACK 9 /* Block Ack */ +#define FC_SUBTYPE_PS_POLL 10 /* PS poll */ +#define FC_SUBTYPE_RTS 11 /* RTS */ +#define FC_SUBTYPE_CTS 12 /* CTS */ +#define FC_SUBTYPE_ACK 13 /* ACK */ +#define FC_SUBTYPE_CF_END 14 /* CF-END */ +#define FC_SUBTYPE_CF_END_ACK 15 /* CF-END ACK */ + +/* Data Subtypes */ +#define FC_SUBTYPE_DATA 0 /* Data */ +#define FC_SUBTYPE_DATA_CF_ACK 1 /* Data + CF-ACK */ +#define FC_SUBTYPE_DATA_CF_POLL 2 /* Data + CF-Poll */ +#define FC_SUBTYPE_DATA_CF_ACK_POLL 3 /* Data + CF-Ack + CF-Poll */ +#define FC_SUBTYPE_NULL 4 /* Null */ +#define FC_SUBTYPE_CF_ACK 5 /* CF-Ack */ +#define FC_SUBTYPE_CF_POLL 6 /* CF-Poll */ +#define FC_SUBTYPE_CF_ACK_POLL 7 /* CF-Ack + CF-Poll */ +#define FC_SUBTYPE_QOS_DATA 8 /* QoS Data */ +#define FC_SUBTYPE_QOS_DATA_CF_ACK 9 /* QoS Data + CF-Ack */ +#define FC_SUBTYPE_QOS_DATA_CF_POLL 10 /* QoS Data + CF-Poll */ +#define FC_SUBTYPE_QOS_DATA_CF_ACK_POLL 11 /* QoS Data + CF-Ack + CF-Poll */ +#define FC_SUBTYPE_QOS_NULL 12 /* QoS Null */ +#define FC_SUBTYPE_QOS_CF_POLL 14 /* QoS CF-Poll */ +#define FC_SUBTYPE_QOS_CF_ACK_POLL 15 /* QoS CF-Ack + CF-Poll */ + +/* Data Subtype Groups */ +#define FC_SUBTYPE_ANY_QOS(s) (((s) & 8) != 0) +#define FC_SUBTYPE_ANY_NULL(s) (((s) & 4) != 0) +#define FC_SUBTYPE_ANY_CF_POLL(s) (((s) & 2) != 0) +#define FC_SUBTYPE_ANY_CF_ACK(s) (((s) & 1) != 0) + +/* Type/Subtype Combos */ +#define FC_KIND_MASK (FC_TYPE_MASK | FC_SUBTYPE_MASK) /* FC kind mask */ + +#define FC_KIND(t, s) (((t) << FC_TYPE_SHIFT) | ((s) << FC_SUBTYPE_SHIFT)) /* FC kind */ + +#define FC_SUBTYPE(fc) (((fc) & FC_SUBTYPE_MASK) >> FC_SUBTYPE_SHIFT) /* Subtype from FC */ +#define FC_TYPE(fc) (((fc) & FC_TYPE_MASK) >> FC_TYPE_SHIFT) /* Type from FC */ + +#define FC_ASSOC_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_REQ) /* assoc. request */ +#define FC_ASSOC_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ASSOC_RESP) /* assoc. response */ +#define FC_REASSOC_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_REQ) /* reassoc. request */ +#define FC_REASSOC_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_REASSOC_RESP) /* reassoc. response */ +#define FC_PROBE_REQ FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_REQ) /* probe request */ +#define FC_PROBE_RESP FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_PROBE_RESP) /* probe response */ +#define FC_BEACON FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_BEACON) /* beacon */ +#define FC_DISASSOC FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DISASSOC) /* disassoc */ +#define FC_AUTH FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_AUTH) /* authentication */ +#define FC_DEAUTH FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_DEAUTH) /* deauthentication */ +#define FC_ACTION FC_KIND(FC_TYPE_MNG, FC_SUBTYPE_ACTION) /* action */ + +#define FC_BLOCKACK_REQ FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_BLOCKACK_REQ) /* Block Ack Req */ +#define FC_BLOCKACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_BLOCKACK) /* Block Ack */ +#define FC_PS_POLL FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_PS_POLL) /* PS poll */ +#define FC_RTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_RTS) /* RTS */ +#define FC_CTS FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CTS) /* CTS */ +#define FC_ACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_ACK) /* ACK */ +#define FC_CF_END FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END) /* CF-END */ +#define FC_CF_END_ACK FC_KIND(FC_TYPE_CTL, FC_SUBTYPE_CF_END_ACK) /* CF-END ACK */ + +#define FC_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA) /* data */ +#define FC_NULL_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_NULL) /* null data */ +#define FC_DATA_CF_ACK FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_DATA_CF_ACK) /* data CF ACK */ +#define FC_QOS_DATA FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_DATA) /* QoS data */ +#define FC_QOS_NULL FC_KIND(FC_TYPE_DATA, FC_SUBTYPE_QOS_NULL) /* QoS null */ + +/* QoS Control Field */ + +/* 802.1D Priority */ +#define QOS_PRIO_SHIFT 0 /* QoS priority shift */ +#define QOS_PRIO_MASK 0x0007 /* QoS priority mask */ +#define QOS_PRIO(qos) (((qos) & QOS_PRIO_MASK) >> QOS_PRIO_SHIFT) /* QoS priority */ + +/* Traffic Identifier */ +#define QOS_TID_SHIFT 0 /* QoS TID shift */ +#define QOS_TID_MASK 0x000f /* QoS TID mask */ +#define QOS_TID(qos) (((qos) & QOS_TID_MASK) >> QOS_TID_SHIFT) /* QoS TID */ + +/* End of Service Period (U-APSD) */ +#define QOS_EOSP_SHIFT 4 /* QoS End of Service Period shift */ +#define QOS_EOSP_MASK 0x0010 /* QoS End of Service Period mask */ +#define QOS_EOSP(qos) (((qos) & QOS_EOSP_MASK) >> QOS_EOSP_SHIFT) /* Qos EOSP */ + +/* Ack Policy */ +#define QOS_ACK_NORMAL_ACK 0 /* Normal Ack */ +#define QOS_ACK_NO_ACK 1 /* No Ack (eg mcast) */ +#define QOS_ACK_NO_EXP_ACK 2 /* No Explicit Ack */ +#define QOS_ACK_BLOCK_ACK 3 /* Block Ack */ +#define QOS_ACK_SHIFT 5 /* QoS ACK shift */ +#define QOS_ACK_MASK 0x0060 /* QoS ACK mask */ +#define QOS_ACK(qos) (((qos) & QOS_ACK_MASK) >> QOS_ACK_SHIFT) /* QoS ACK */ + +/* A-MSDU flag */ +#define QOS_AMSDU_SHIFT 7 /* AMSDU shift */ +#define QOS_AMSDU_MASK 0x0080 /* AMSDU mask */ + +/* Management Frames */ + +/* Management Frame Constants */ + +/* Fixed fields */ +#define DOT11_MNG_AUTH_ALGO_LEN 2 /* d11 management auth. algo. length */ +#define DOT11_MNG_AUTH_SEQ_LEN 2 /* d11 management auth. seq. length */ +#define DOT11_MNG_BEACON_INT_LEN 2 /* d11 management beacon interval length */ +#define DOT11_MNG_CAP_LEN 2 /* d11 management cap. length */ +#define DOT11_MNG_AP_ADDR_LEN 6 /* d11 management AP address length */ +#define DOT11_MNG_LISTEN_INT_LEN 2 /* d11 management listen interval length */ +#define DOT11_MNG_REASON_LEN 2 /* d11 management reason length */ +#define DOT11_MNG_AID_LEN 2 /* d11 management AID length */ +#define DOT11_MNG_STATUS_LEN 2 /* d11 management status length */ +#define DOT11_MNG_TIMESTAMP_LEN 8 /* d11 management timestamp length */ + +/* DUR/ID field in assoc resp is 0xc000 | AID */ +#define DOT11_AID_MASK 0x3fff /* d11 AID mask */ + +/* Reason Codes */ +#define DOT11_RC_RESERVED 0 /* d11 RC reserved */ +#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 /* d11 management DS parameter length */ +#define DOT11_MNG_IBSS_PARAM_LEN 2 /* d11 management IBSS parameter length */ + +/* 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 /* d11 management TIM fixed length */ +#define DOT11_MNG_TIM_DTIM_COUNT 0 /* d11 management DTIM count */ +#define DOT11_MNG_TIM_DTIM_PERIOD 1 /* d11 management DTIM period */ +#define DOT11_MNG_TIM_BITMAP_CTL 2 /* d11 management TIM BITMAP control */ +#define DOT11_MNG_TIM_PVB 3 /* d11 management TIM PVB */ + +/* TLV defines */ +#define TLV_TAG_OFF 0 /* tag offset */ +#define TLV_LEN_OFF 1 /* length offset */ +#define TLV_HDR_LEN 2 /* header length */ +#define TLV_BODY_OFF 2 /* body offset */ + +/* Management Frame Information Element IDs */ +#define DOT11_MNG_SSID_ID 0 /* d11 management SSID id */ +#define DOT11_MNG_RATES_ID 1 /* d11 management rates id */ +#define DOT11_MNG_FH_PARMS_ID 2 /* d11 management FH parameter id */ +#define DOT11_MNG_DS_PARMS_ID 3 /* d11 management DS parameter id */ +#define DOT11_MNG_CF_PARMS_ID 4 /* d11 management CF parameter id */ +#define DOT11_MNG_TIM_ID 5 /* d11 management TIM id */ +#define DOT11_MNG_IBSS_PARMS_ID 6 /* d11 management IBSS parameter id */ +#define DOT11_MNG_COUNTRY_ID 7 /* d11 management country id */ +#define DOT11_MNG_HOPPING_PARMS_ID 8 /* d11 management hopping parameter id */ +#define DOT11_MNG_HOPPING_TABLE_ID 9 /* d11 management hopping table id */ +#define DOT11_MNG_REQUEST_ID 10 /* d11 management request id */ +#define DOT11_MNG_QBSS_LOAD_ID 11 /* d11 management QBSS Load id */ +#define DOT11_MNG_CHALLENGE_ID 16 /* d11 management chanllenge id */ +#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 /* d11 management ERP id */ +#define DOT11_MNG_TS_DELAY_ID 43 /* d11 management TS Delay id */ +#define DOT11_MNG_NONERP_ID 47 /* d11 management NON-ERP id */ +#define DOT11_MNG_RSN_ID 48 /* d11 management RSN id */ +#define DOT11_MNG_EXT_RATES_ID 50 /* d11 management ext. rates id */ +#define DOT11_MNG_WPA_ID 221 /* d11 management WPA id */ +#define DOT11_MNG_PROPR_ID 221 /* d11 management proprietary id */ + +/* Rate element Basic flag and rate mask */ +#define DOT11_RATE_BASIC 0x80 /* flag for a Basic Rate */ +#define DOT11_RATE_MASK 0x7F /* mask for numeric part of rate */ + +/* 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 + */ +/* TS Delay element offset & size */ +#define DOT11_MGN_TS_DELAY_LEN 4 /* length of TS DELAY IE */ +#define TS_DELAY_FIELD_SIZE 4 /* TS DELAY field size */ + +/* Capability Information Field */ +#define DOT11_CAP_ESS 0x0001 /* d11 cap. ESS */ +#define DOT11_CAP_IBSS 0x0002 /* d11 cap. IBSS */ +#define DOT11_CAP_POLLABLE 0x0004 /* d11 cap. pollable */ +#define DOT11_CAP_POLL_RQ 0x0008 /* d11 cap. poll request */ +#define DOT11_CAP_PRIVACY 0x0010 /* d11 cap. privacy */ +#define DOT11_CAP_SHORT 0x0020 /* d11 cap. short */ +#define DOT11_CAP_PBCC 0x0040 /* d11 cap. PBCC */ +#define DOT11_CAP_AGILITY 0x0080 /* d11 cap. agility */ +#define DOT11_CAP_SPECTRUM 0x0100 /* d11 cap. spectrum */ +#define DOT11_CAP_SHORTSLOT 0x0400 /* d11 cap. shortslot */ +#define DOT11_CAP_CCK_OFDM 0x2000 /* d11 cap. CCK/OFDM */ + +/* Action Frame Constants */ +#define DOT11_ACTION_CAT_ERR_MASK 0x80 /* d11 action category error mask */ +#define DOT11_ACTION_CAT_MASK 0x7F /* d11 action category mask */ +#define DOT11_ACTION_CAT_SPECT_MNG 0x00 /* d11 action category spectrum management */ +#define DOT11_ACTION_CAT_BLOCKACK 0x03 /* d11 action category block ack */ +#define DOT11_ACTION_NOTIFICATION 0x11 /* 17 */ + +#define DOT11_ACTION_ID_M_REQ 0 /* d11 action measurement request */ +#define DOT11_ACTION_ID_M_REP 1 /* d11 action measurement response */ +#define DOT11_ACTION_ID_TPC_REQ 2 /* d11 action TPC request */ +#define DOT11_ACTION_ID_TPC_REP 3 /* d11 action TPC response */ +#define DOT11_ACTION_ID_CHANNEL_SWITCH 4 /* d11 action channel switch */ + +/* HT (EWC) action ids */ +#define DOT11_ACTION_ID_HT_CH_WIDTH 0 /* mimo ps action frame id */ +#define DOT11_ACTION_ID_HT_MIMO_PS 1 /* mimo ps action frame id */ + +/* Block Ack action types */ +#define DOT11_BA_ACTION_ADDBA_REQ 0 /* ADDBA Req action frame type */ +#define DOT11_BA_ACTION_ADDBA_RESP 1 /* ADDBA Resp action frame type */ +#define DOT11_BA_ACTION_DELBA 2 /* DELBA action frame type */ + +/* ADDBA action parameters */ +#define DOT11_ADDBA_PARAM_POLICY_MASK 0x0002 /* policy mask(ack vs delayed) */ +#define DOT11_ADDBA_PARAM_POLICY_SHIFT 1 /* policy shift */ +#define DOT11_ADDBA_PARAM_TID_MASK 0x003c /* tid mask */ +#define DOT11_ADDBA_PARAM_TID_SHIFT 2 /* tid shift */ +#define DOT11_ADDBA_PARAM_BSIZE_MASK 0xffc0 /* buffer size mask */ +#define DOT11_ADDBA_PARAM_BSIZE_SHIFT 6 /* buffer size shift */ + +#define DOT11_ADDBA_POLICY_DELAYED 0 /* delayed BA policy */ +#define DOT11_ADDBA_POLICY_IMMEDIATE 1 /* immediate BA policy */ + +struct dot11_addba_req { + uint8 category; /* category of action frame (3) */ + uint8 action; /* action: addba req */ + uint8 token; /* identifier */ + uint16 addba_param_set; /* parameter set */ + uint16 timeout; /* timeout in seconds */ + uint16 start_seqnum; /* starting sequence number */ +}PACKED; +typedef struct dot11_addba_req dot11_addba_req_t; +#define DOT11_ADDBA_REQ_LEN 9 /* length of addba req frame */ + +struct dot11_addba_resp { + uint8 category; /* category of action frame (3) */ + uint8 action; /* action: addba resp */ + uint8 token; /* identifier */ + uint16 status; /* status of add request */ + uint16 addba_param_set; /* negotiated parameter set */ + uint16 timeout; /* negotiated timeout in seconds */ +}PACKED; +typedef struct dot11_addba_resp dot11_addba_resp_t; +#define DOT11_ADDBA_RESP_LEN 9 /* length of addba resp frame */ + +/* DELBA action parameters */ +#define DOT11_DELBA_PARAM_INIT_MASK 0x0800 /* initiator mask */ +#define DOT11_DELBA_PARAM_INIT_SHIFT 11 /* initiator shift */ +#define DOT11_DELBA_PARAM_TID_MASK 0xf000 /* tid mask */ +#define DOT11_DELBA_PARAM_TID_SHIFT 12 /* tid shift */ + +struct dot11_delba { + uint8 category; /* category of action frame (3) */ + uint8 action; /* action: addba req */ + uint16 delba_param_set; /* paarmeter set */ + uint16 reason; /* reason for dellba */ +}PACKED; +typedef struct dot11_delba dot11_delba_t; +#define DOT11_DELBA_LEN 6 /* length of delba frame */ + +/* MLME Enumerations */ +#define DOT11_BSSTYPE_INFRASTRUCTURE 0 /* d11 infrastructure */ +#define DOT11_BSSTYPE_INDEPENDENT 1 /* d11 independent */ +#define DOT11_BSSTYPE_ANY 2 /* d11 any BSS type */ +#define DOT11_SCANTYPE_ACTIVE 0 /* d11 scan active */ +#define DOT11_SCANTYPE_PASSIVE 1 /* d11 scan passive */ + +/* 802.11 BRCM "Compromise" Pre N constants */ +#define PREN_PREAMBLE 24 /* green field preamble time */ +#define PREN_MM_EXT 16 /* extra mixed mode preamble time */ +#define PREN_PREAMBLE_EXT 4 /* extra preamble (multiply by unique_streams-1) */ + +/* 802.11 A PHY constants */ +#define APHY_SLOT_TIME 9 /* APHY slot time */ +#define APHY_SIFS_TIME 16 /* APHY SIFS time */ +#define APHY_DIFS_TIME (APHY_SIFS_TIME + (2 * APHY_SLOT_TIME)) /* APHY DIFS time */ +#define APHY_PREAMBLE_TIME 16 /* APHY preamble time */ +#define APHY_SIGNAL_TIME 4 /* APHY signal time */ +#define APHY_SYMBOL_TIME 4 /* APHY symbol time */ +#define APHY_SERVICE_NBITS 16 /* APHY service nbits */ +#define APHY_TAIL_NBITS 6 /* APHY tail nbits */ +#define APHY_CWMIN 15 /* APHY cwmin */ + +/* 802.11 B PHY constants */ +#define BPHY_SLOT_TIME 20 /* BPHY slot time */ +#define BPHY_SIFS_TIME 10 /* BPHY SIFS time */ +#define BPHY_DIFS_TIME 50 /* BPHY DIFS time */ +#define BPHY_PLCP_TIME 192 /* BPHY PLCP time */ +#define BPHY_PLCP_SHORT_TIME 96 /* BPHY PLCP short time */ +#define BPHY_CWMIN 31 /* BPHY cwmin */ + +/* 802.11 G constants */ +#define DOT11_OFDM_SIGNAL_EXTENSION 6 /* d11 OFDM signal extension */ + +#define PHY_CWMAX 1023 /* PHY cwmax */ + +#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" /* Broadcom OUI */ + +/* OUI for BRCM proprietary IE */ +#define BRCM_PROP_OUI "\x00\x90\x4C" /* Broadcom proprietary OUI */ + +/* BRCM info element */ +struct brcm_ie { + uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */ + uint8 len; /* IE length */ + uint8 oui[3]; /* Proprietary OUI, BRCM_OUI */ + uint8 ver; /* type/ver of this IE */ + uint8 assoc; /* # of assoc STAs */ + uint8 flags; /* misc flags */ + uint8 flags1; /* misc flags */ + uint16 amsdu_mtu_pref; /* preferred A-MSDU MTU */ +} PACKED; +typedef struct brcm_ie brcm_ie_t; +#define BRCM_IE_LEN 11 /* BRCM IE length */ +#define BRCM_IE_VER 2 /* BRCM IE version */ +#define BRCM_IE_LEGACY_AES_VER 1 /* BRCM IE legacy AES version */ + +/* brcm_ie flags */ +#define BRF_ABCAP 0x1 /* afterburner capable */ +#define BRF_ABRQRD 0x2 /* afterburner requested */ +#define BRF_LZWDS 0x4 /* lazy wds enabled */ +#define BRF_BLOCKACK 0x8 /* BlockACK capable */ +#define BRF_ABCOUNTER_MASK 0xf0 /* afterburner wds "state" counter */ +#define BRF_ABCOUNTER_SHIFT 4 /* offset of afterburner wds "state" counter */ + +/* brcm_ie flags1 */ +#define BRF1_AMSDU 0x1 /* A-MSDU capable */ + +#define AB_WDS_TIMEOUT_MAX 15 /* afterburner wds Max count indicating not + * locally capable + */ +#define AB_WDS_TIMEOUT_MIN 1 /* afterburner wds, use zero count as indicating + * "downrev" + */ + +/* EWC definitions */ +#define MCSSET_LEN 16 /* 16-bits per 8-bit set to give 128-bits bitmap of MCS Index */ + +struct ewc_cap { + uint16 cap; + uint8 params; + uint8 supp_mcs[MCSSET_LEN]; + uint16 ext_htcap; + uint32 txbf_cap; + uint8 as_cap; +} PACKED; +typedef struct ewc_cap ewc_cap_t; + +/* CAP IE: EWC 1.0 spec. simply stole a 802.11 IE, we use our prop. IE until this is resolved */ +/* the capability IE is primarily used to convey this nodes abilities */ +struct ewc_cap_ie { + uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */ + uint8 len; /* IE length */ + uint8 oui[3]; /* Proprietary OUI, BRCM_PROP_OUI */ + uint8 type; /* type inidicates what follows */ + ewc_cap_t cap; +} PACKED; +typedef struct ewc_cap_ie ewc_cap_ie_t; + +#define EWC_CAP_IE_LEN (26+4) +#define EWC_CAP_IE_TYPE 51 + +#define EWC_CAP_ADC_CODING 0x0001 /* Advance coding support */ +#define EWC_CAP_40MHZ 0x0002 /* FALSE:20Mhz, TRUE: 20 and 40MHZ supported */ +#define EWC_CAP_MIMO_PS_MASK 0x000C /* Mimo PS mask */ +#define EWC_CAP_MIMO_PS_SHIFT 0x0002 /* Mimo PS shift */ +#define EWC_CAP_MIMO_PS_OFF 0x0003 /* Mimo PS, no restriction */ +#define EWC_CAP_MIMO_PS_RTS 0x0001 /* Mimo PS, send RTS/CTS around MIMO frames */ +#define EWC_CAP_MIMO_PS_ON 0x0000 /* Mimo PS, MIMO disallowed */ +#define EWC_CAP_GF 0x0010 /* Greenfield preamble support */ +#define EWC_CAP_SHORT_GI_20 0x0020 /* 20MHZ short guard interval support */ +#define EWC_CAP_SHORT_GI_40 0x0040 /* 40Mhz short guard interval support */ +#define EWC_CAP_TX_STBC 0x0080 /* Tx STBC support */ +#define EWC_CAP_RX_STBC_MASK 0x0300 /* Rx STBC mask */ +#define EWC_CAP_RX_STBC_SHIFT 8 /* Rx STBC shift */ +#define EWC_CAP_DELAYED_BA 0x0400 /* delayed BA support */ +#define EWC_CAP_MAX_AMSDU 0x0800 /* Max AMSDU size in bytes , 0=3839, 1=7935 */ +#define EWC_CAP_DSSS_CCK 0x1000 /* DSSS/CCK supported by the BSS */ +#define EWC_CAP_PSMP 0x2000 /* Power Save Multi Poll support */ +#define EWC_CAP_STBC_CTL 0x4000 /* STBC control frame support */ +#define EWC_CAP_LSIG_TXOP 0x8000 /* L-SIG TXOP protection support */ + +#define EWC_MAX_AMSDU 7935 /* max amsdu size (bytes) per the EWC spec */ +#define EWC_MIN_AMSDU 3835 /* min amsdu size (bytes) per the EWC spec */ + +#define EWC_PARAMS_RX_FACTOR_MASK 0x03 /* ampdu rcv factor mask */ +#define EWC_PARAMS_DENSITY_MASK 0x1C /* ampdu density mask */ +#define EWC_PARAMS_DENSITY_SHIFT 2 /* ampdu density shift */ + +/* EWC/AMPDU specific define */ +#define AMPDU_MAX_MPDU_DENSITY 7 /* max mpdu density; in 1/8 usec units */ +#define AMPDU_MAX_RX_FACTOR 3 /* max rcv ampdu len (64kb) */ +#define AMPDU_RX_FACTOR_BASE 8*1024 /* ampdu factor base for rx len */ +#define AMPDU_DELIMITER_LEN 4 /* length of ampdu delimiter */ + +struct ewc_add { + uint8 ctl_ch; /* control channel number */ + uint8 byte1; /* ext ch,rec. ch. width, RIFS support */ + uint16 opmode; /* operation mode */ + uint16 misc_bits; /* misc bits */ + uint8 basic_mcs[MCSSET_LEN]; /* required MCS set */ +} PACKED; +typedef struct ewc_add ewc_add_t; + +/* ADD IE: EWC 1.0 spec. simply stole a 802.11 IE, we use our prop. IE until this is resolved */ +/* the additional IE is primarily used to convey the current BSS configuration */ +struct ewc_add_ie { + uint8 id; /* IE ID, 221, DOT11_MNG_PROPR_ID */ + uint8 len; /* IE length */ + uint8 oui[3]; /* Proprietary OUI, BRCM_PROP_OUI */ + uint8 type; /* indicates what follows */ + ewc_add_t add; +} PACKED; +typedef struct ewc_add_ie ewc_add_ie_t; + +#define EWC_ADD_IE_LEN (22+4) +#define EWC_ADD_IE_TYPE 52 + +/* byte1 defn's */ +#define EWC_EXT_CH_MASK 0x03 /* extension channel mask */ +#define EWC_EXT_CH_UPPER 0x01 /* ext. ch. on upper sb */ +#define EWC_EXT_CH_LOWER 0x03 /* ext. ch. on lower sb */ +#define EWC_EXT_CH_NONE 0x00 /* extension channel mask */ +#define EWC_BW_ANY 0x04 /* set, STA can use 20 or 40MHz */ +#define EWC_RIFS_PERMITTED 0x08 /* RIFS allowed */ + +/* opmode defn's */ +#define EWC_OPMODE_MASK 0x0003 /* protection mode mask */ +#define EWC_OPMODE_PURE 0x0000 /* protection mode PURE */ +#define EWC_OPMODE_HT20IN40 0x0002 /* protection mode 20MHz HT in 40MHz BSS */ +#define EWC_OPMODE_MIXED 0x0003 /* protection mode Mixed Mode */ +#define EWC_NONGF_PRESENT 0x0004 /* protection mode non-GF */ + +/* misc_bites defn's */ +#define EWC_BASIC_STBC_MCS 0x007f /* basic STBC MCS */ +#define EWC_DUAL_STBC_PROT 0x0080 /* Dual STBC Protection */ +#define EWC_SECOND_BCN 0x0100 /* Secondary beacon support */ +#define EWC_LSIG_TXOP 0x0200 /* L-SIG TXOP Protection full support */ +#define EWC_PCO_ACTIVE 0x0400 /* PCO active */ +#define EWC_PCO_PHASE 0x0800 /* PCO phase */ + +/* Macros for opmode */ +#define EWC_MIXEDMODE_PRESENT(add) ((ltoh16_ua(&add.opmode) & EWC_OPMODE_MASK) \ + == EWC_OPMODE_MIXED) /* mixed mode present */ +#define EWC_HT20_PRESENT(add) ((ltoh16_ua(&add.opmode) & EWC_OPMODE_MASK) \ + == EWC_OPMODE_HT20IN40) /* 20MHz HT present */ +#define EWC_USE_PROTECTION(add) (EWC_HT20_PRESENT((add)) || \ + EWC_MIXEDMODE_PRESENT((add))) /* use protection */ + +/* Vendor IE structure */ +struct vndr_ie { + uchar id; + uchar len; + uchar oui [3]; + uchar data [1]; /* Variable size data */ +}PACKED; +typedef struct vndr_ie vndr_ie_t; + +#define VNDR_IE_HDR_LEN 2 /* id + len field */ +#define VNDR_IE_MIN_LEN 3 /* size of the oui field */ +#define VNDR_IE_MAX_LEN 256 /* verdor IE max length */ + +/* WPA definitions */ +#define WPA_VERSION 1 /* WPA version */ +#define WPA_OUI "\x00\x50\xF2" /* WPA OUI */ + +#define WPA2_VERSION 1 /* WPA2 version */ +#define WPA2_VERSION_LEN 2 /* WAP2 version length */ +#define WPA2_OUI "\x00\x0F\xAC" /* WPA2 OUI */ + +#define WPA_OUI_LEN 3 /* WPA OUI length */ + +/* RSN authenticated key managment suite */ +#define RSN_AKM_NONE 0 /* None (IBSS) */ +#define RSN_AKM_UNSPECIFIED 1 /* Over 802.1x */ +#define RSN_AKM_PSK 2 /* Pre-shared Key */ + +/* 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 TKIP_MIC_AUTH_TX /* offset to Supplicant MIC RX key */ +#define TKIP_MIC_SUP_TX TKIP_MIC_AUTH_RX /* 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_ */ |