LXR linux/drivers/staging/rtl8723au/include/ieee80211.h

   1/******************************************************************************
   2 *
   3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   4 *
   5 * This program is free software; you can redistribute it and/or modify it
   6 * under the terms of version 2 of the GNU General Public License as
   7 * published by the Free Software Foundation.
   8 *
   9 * This program is distributed in the hope that it will be useful, but WITHOUT
  10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12 * more details.
  13 *
  14 ******************************************************************************/
  15#ifndef __IEEE80211_H
  16#define __IEEE80211_H
  17
  18#include <osdep_service.h>
  19#include <drv_types.h>
  20#include "linux/ieee80211.h"
  21#include "wifi.h"
  22
  23#include <linux/wireless.h>
  24
  25#if (WIRELESS_EXT < 22)
  26#error "Obsolete pre 2007 wireless extensions are not supported"
  27#endif
  28
  29
  30#ifdef CONFIG_8723AU_AP_MODE
  31
  32/* STA flags */
  33#define WLAN_STA_AUTH BIT(0)
  34#define WLAN_STA_ASSOC BIT(1)
  35#define WLAN_STA_PS BIT(2)
  36#define WLAN_STA_TIM BIT(3)
  37#define WLAN_STA_PERM BIT(4)
  38#define WLAN_STA_AUTHORIZED BIT(5)
  39#define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
  40#define WLAN_STA_SHORT_PREAMBLE BIT(7)
  41#define WLAN_STA_PREAUTH BIT(8)
  42#define WLAN_STA_WME BIT(9)
  43#define WLAN_STA_MFP BIT(10)
  44#define WLAN_STA_HT BIT(11)
  45#define WLAN_STA_WPS BIT(12)
  46#define WLAN_STA_MAYBE_WPS BIT(13)
  47#define WLAN_STA_NONERP BIT(31)
  48
  49#endif
  50
  51#define WPA_CIPHER_NONE         BIT(0)
  52#define WPA_CIPHER_WEP40        BIT(1)
  53#define WPA_CIPHER_WEP104       BIT(2)
  54#define WPA_CIPHER_TKIP         BIT(3)
  55#define WPA_CIPHER_CCMP         BIT(4)
  56
  57
  58
  59#define WPA_SELECTOR_LEN 4
  60extern u8 RTW_WPA_OUI23A_TYPE[] ;
  61extern u16 RTW_WPA_VERSION23A ;
  62extern u8 WPA_AUTH_KEY_MGMT_NONE23A[];
  63extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X23A[];
  64extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X23A[];
  65extern u8 WPA_CIPHER_SUITE_NONE23A[];
  66extern u8 WPA_CIPHER_SUITE_WEP4023A[];
  67extern u8 WPA_CIPHER_SUITE_TKIP23A[];
  68extern u8 WPA_CIPHER_SUITE_WRAP23A[];
  69extern u8 WPA_CIPHER_SUITE_CCMP23A[];
  70extern u8 WPA_CIPHER_SUITE_WEP10423A[];
  71
  72
  73#define RSN_HEADER_LEN 4
  74#define RSN_SELECTOR_LEN 4
  75
  76extern u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X23A[];
  77extern u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X23A[];
  78extern u8 RSN_CIPHER_SUITE_NONE23A[];
  79extern u8 RSN_CIPHER_SUITE_WEP4023A[];
  80extern u8 RSN_CIPHER_SUITE_TKIP23A[];
  81extern u8 RSN_CIPHER_SUITE_WRAP23A[];
  82extern u8 RSN_CIPHER_SUITE_CCMP23A[];
  83extern u8 RSN_CIPHER_SUITE_WEP10423A[];
  84
  85enum ratr_table_mode {
  86        RATR_INX_WIRELESS_NGB = 0,      /*  BGN 40 Mhz 2SS 1SS */
  87        RATR_INX_WIRELESS_NG = 1,       /*  GN or N */
  88        RATR_INX_WIRELESS_NB = 2,       /*  BGN 20 Mhz 2SS 1SS  or BN */
  89        RATR_INX_WIRELESS_N = 3,
  90        RATR_INX_WIRELESS_GB = 4,
  91        RATR_INX_WIRELESS_G = 5,
  92        RATR_INX_WIRELESS_B = 6,
  93        RATR_INX_WIRELESS_MC = 7,
  94        RATR_INX_WIRELESS_AC_N = 8,
  95};
  96
  97enum NETWORK_TYPE
  98{
  99        WIRELESS_INVALID = 0,
 100        /* Sub-Element */
 101        /*  tx: cck only , rx: cck only, hw: cck */
 102        WIRELESS_11B = BIT(0),
 103        /*  tx: ofdm only, rx: ofdm & cck, hw: cck & ofdm */
 104        WIRELESS_11G = BIT(1),
 105        /*  tx: ofdm only, rx: ofdm only, hw: ofdm only */
 106        WIRELESS_11A = BIT(2),
 107        /*  tx: MCS only, rx: MCS & cck, hw: MCS & cck */
 108        WIRELESS_11_24N = BIT(3),
 109        /*  tx: MCS only, rx: MCS & ofdm, hw: ofdm only */
 110        WIRELESS_11_5N = BIT(4),
 111        /* WIRELESS_AUTO                = BIT(5), */
 112        WIRELESS_AC = BIT(6),
 113
 114        /* Combination */
 115         /*  tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */
 116        WIRELESS_11BG = WIRELESS_11B|WIRELESS_11G,
 117        /*  tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */
 118        WIRELESS_11G_24N = WIRELESS_11G | WIRELESS_11_24N,
 119        /*  tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
 120        WIRELESS_11A_5N = WIRELESS_11A | WIRELESS_11_5N,
 121        /*  tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
 122        WIRELESS_11BG_24N = WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N,
 123        /*  tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */
 124        WIRELESS_11AGN = WIRELESS_11A | WIRELESS_11G | WIRELESS_11_24N |
 125                                WIRELESS_11_5N,
 126        WIRELESS_11ABGN = WIRELESS_11A | WIRELESS_11B | WIRELESS_11G |
 127                                WIRELESS_11_24N | WIRELESS_11_5N,
 128};
 129
 130#define SUPPORTED_24G_NETTYPE_MSK (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N)
 131#define SUPPORTED_5G_NETTYPE_MSK (WIRELESS_11A | WIRELESS_11_5N)
 132
 133#define IsSupported24G(NetType) (NetType & SUPPORTED_24G_NETTYPE_MSK ? true : false)
 134#define IsSupported5G(NetType) (NetType & SUPPORTED_5G_NETTYPE_MSK ? true : false)
 135
 136#define IsEnableHWCCK(NetType) IsSupported24G(NetType)
 137#define IsEnableHWOFDM(NetType) (NetType & (WIRELESS_11G|WIRELESS_11_24N|SUPPORTED_5G_NETTYPE_MSK) ? true : false)
 138
 139#define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType)
 140#define IsSupportedRxOFDM(NetType) IsEnableHWOFDM(NetType)
 141#define IsSupportedRxMCS(NetType) IsEnableHWOFDM(NetType)
 142
 143#define IsSupportedTxCCK(NetType) (NetType & (WIRELESS_11B) ? true : false)
 144#define IsSupportedTxOFDM(NetType) (NetType & (WIRELESS_11G|WIRELESS_11A) ? true : false)
 145#define IsSupportedTxMCS(NetType) (NetType & (WIRELESS_11_24N|WIRELESS_11_5N) ? true : false)
 146
 147
 148#define MIN_FRAG_THRESHOLD     256U
 149#define MAX_FRAG_THRESHOLD     2346U
 150
 151/* QoS,QOS */
 152#define NORMAL_ACK                      0
 153#define NO_ACK                          1
 154#define NON_EXPLICIT_ACK                2
 155#define BLOCK_ACK                       3
 156
 157/* IEEE 802.11 defines */
 158
 159#define P80211_OUI_LEN 3
 160
 161struct ieee80211_snap_hdr {
 162        u8    dsap;   /* always 0xAA */
 163        u8    ssap;   /* always 0xAA */
 164        u8    ctrl;   /* always 0x03 */
 165        u8    oui[P80211_OUI_LEN];    /* organizational universal id */
 166} __attribute__ ((packed));
 167
 168
 169#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
 170
 171#define WLAN_REASON_JOIN_WRONG_CHANNEL       65534
 172#define WLAN_REASON_EXPIRATION_CHK 65535
 173
 174
 175#define IEEE80211_STATMASK_SIGNAL (1<<0)
 176#define IEEE80211_STATMASK_RSSI (1<<1)
 177#define IEEE80211_STATMASK_NOISE (1<<2)
 178#define IEEE80211_STATMASK_RATE (1<<3)
 179#define IEEE80211_STATMASK_WEMASK 0x7
 180
 181
 182#define IEEE80211_CCK_MODULATION    (1<<0)
 183#define IEEE80211_OFDM_MODULATION   (1<<1)
 184
 185#define IEEE80211_24GHZ_BAND     (1<<0)
 186#define IEEE80211_52GHZ_BAND     (1<<1)
 187
 188#define IEEE80211_CCK_RATE_LEN                  4
 189#define IEEE80211_NUM_OFDM_RATESLEN     8
 190
 191
 192#define IEEE80211_CCK_RATE_1MB                  0x02
 193#define IEEE80211_CCK_RATE_2MB                  0x04
 194#define IEEE80211_CCK_RATE_5MB                  0x0B
 195#define IEEE80211_CCK_RATE_11MB                 0x16
 196#define IEEE80211_OFDM_RATE_LEN                 8
 197#define IEEE80211_OFDM_RATE_6MB                 0x0C
 198#define IEEE80211_OFDM_RATE_9MB                 0x12
 199#define IEEE80211_OFDM_RATE_12MB                0x18
 200#define IEEE80211_OFDM_RATE_18MB                0x24
 201#define IEEE80211_OFDM_RATE_24MB                0x30
 202#define IEEE80211_OFDM_RATE_36MB                0x48
 203#define IEEE80211_OFDM_RATE_48MB                0x60
 204#define IEEE80211_OFDM_RATE_54MB                0x6C
 205#define IEEE80211_BASIC_RATE_MASK               0x80
 206
 207#define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
 208#define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
 209#define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
 210#define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
 211#define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
 212#define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
 213#define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
 214#define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
 215#define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
 216#define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
 217#define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
 218#define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
 219
 220#define IEEE80211_CCK_RATES_MASK                0x0000000F
 221#define IEEE80211_CCK_BASIC_RATES_MASK  (IEEE80211_CCK_RATE_1MB_MASK | \
 222        IEEE80211_CCK_RATE_2MB_MASK)
 223#define IEEE80211_CCK_DEFAULT_RATES_MASK        (IEEE80211_CCK_BASIC_RATES_MASK | \
 224        IEEE80211_CCK_RATE_5MB_MASK | \
 225        IEEE80211_CCK_RATE_11MB_MASK)
 226
 227#define IEEE80211_OFDM_RATES_MASK               0x00000FF0
 228#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
 229        IEEE80211_OFDM_RATE_12MB_MASK | \
 230        IEEE80211_OFDM_RATE_24MB_MASK)
 231#define IEEE80211_OFDM_DEFAULT_RATES_MASK       (IEEE80211_OFDM_BASIC_RATES_MASK | \
 232        IEEE80211_OFDM_RATE_9MB_MASK  | \
 233        IEEE80211_OFDM_RATE_18MB_MASK | \
 234        IEEE80211_OFDM_RATE_36MB_MASK | \
 235        IEEE80211_OFDM_RATE_48MB_MASK | \
 236        IEEE80211_OFDM_RATE_54MB_MASK)
 237#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
 238                                      IEEE80211_CCK_DEFAULT_RATES_MASK)
 239
 240#define IEEE80211_NUM_OFDM_RATES            8
 241#define IEEE80211_NUM_CCK_RATES             4
 242#define IEEE80211_OFDM_SHIFT_MASK_A         4
 243
 244#define WEP_KEYS 4
 245
 246
 247/* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
 248 * only use 8, and then use extended rates for the remaining supported
 249 * rates.  Other APs, however, stick all of their supported rates on the
 250 * main rates information element... */
 251#define MAX_RATES_LENGTH        12
 252#define MAX_RATES_EX_LENGTH     16
 253#define MAX_CHANNEL_NUMBER      161
 254#define RTW_CH_MAX_2G_CHANNEL   14      /* Max channel in 2G band */
 255
 256#define MAX_WPA_IE_LEN          256
 257#define MAX_WPS_IE_LEN          256
 258#define MAX_P2P_IE_LEN          256
 259#define MAX_WFD_IE_LEN          128
 260
 261/*
 262join_res:
 263-1: authentication fail
 264-2: association fail
 265> 0: TID
 266*/
 267
 268#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
 269#define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5]
 270
 271#define MAXTID  16
 272
 273#define WME_OUI_TYPE 2
 274#define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
 275#define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
 276#define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
 277#define WME_VERSION 1
 278
 279
 280#define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
 281
 282#define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
 283
 284/* Represent channel details, subset of ieee80211_channel */
 285struct rtw_ieee80211_channel {
 286        /* enum ieee80211_band band; */
 287        /* u16 center_freq; */
 288        u16 hw_value;
 289        u32 flags;
 290        /* int max_antenna_gain; */
 291        /* int max_power; */
 292        /* int max_reg_power; */
 293        /* bool beacon_found; */
 294        /* u32 orig_flags; */
 295        /* int orig_mag; */
 296        /* int orig_mpwr; */
 297};
 298
 299#define CHAN_FMT \
 300        /*"band:%d, "*/ \
 301        /*"center_freq:%u, "*/ \
 302        "hw_value:%u, " \
 303        "flags:0x%08x" \
 304        /*"max_antenna_gain:%d\n"*/ \
 305        /*"max_power:%d\n"*/ \
 306        /*"max_reg_power:%d\n"*/ \
 307        /*"beacon_found:%u\n"*/ \
 308        /*"orig_flags:0x%08x\n"*/ \
 309        /*"orig_mag:%d\n"*/ \
 310        /*"orig_mpwr:%d\n"*/
 311
 312#define CHAN_ARG(channel) \
 313        /*(channel)->band*/ \
 314        /*, (channel)->center_freq*/ \
 315        (channel)->hw_value \
 316        , (channel)->flags \
 317        /*, (channel)->max_antenna_gain*/ \
 318        /*, (channel)->max_power*/ \
 319        /*, (channel)->max_reg_power*/ \
 320        /*, (channel)->beacon_found*/ \
 321        /*, (channel)->orig_flags*/ \
 322        /*, (channel)->orig_mag*/ \
 323        /*, (channel)->orig_mpwr*/ \
 324
 325u8 *rtw_set_ie23a(u8 *pbuf, int index, uint len, const u8 *source, uint *frlen);
 326
 327u8 hal_ch_offset_to_secondary_ch_offset23a(u8 ch_offset);
 328u8 *rtw_set_ie23a_ch_switch(u8 *buf, u32 *buf_len, u8 ch_switch_mode, u8 new_ch, u8 ch_switch_cnt);
 329u8 *rtw_set_ie23a_secondary_ch_offset(u8 *buf, u32 *buf_len, u8 secondary_ch_offset);
 330
 331u8 *rtw_get_ie23a(u8*pbuf, int index, int *len, int limit);
 332u8 *rtw_get_ie23a_ex(u8 *in_ie, uint in_len, u8 eid, u8 *oui, u8 oui_len, u8 *ie, uint *ielen);
 333int rtw_ies_remove_ie23a(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len);
 334
 335void rtw_set_supported_rate23a(u8 *SupportedRates, uint mode);
 336
 337int rtw_parse_wpa_ie23a(const u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
 338int rtw_parse_wpa2_ie23a(const u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
 339
 340const u8 *rtw_get_wps_attr23a(const u8 *wps_ie, uint wps_ielen, u16 target_attr_id ,u8 *buf_attr, u32 *len_attr);
 341const u8 *rtw_get_wps_attr_content23a(const u8 *wps_ie, uint wps_ielen, u16 target_attr_id ,u8 *buf_content);
 342
 343uint    rtw_get_rateset_len23a(u8       *rateset);
 344
 345struct registry_priv;
 346int rtw_generate_ie23a(struct registry_priv *pregistrypriv);
 347
 348
 349int rtw_get_bit_value_from_ieee_value23a(u8 val);
 350
 351int rtw_check_network_type23a(unsigned char *rate, int ratelen, int channel);
 352
 353void rtw_get_bcn_info23a(struct wlan_network *pnetwork);
 354
 355u16 rtw_mcs_rate23a(u8 rf_type, u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40,
 356                    struct ieee80211_mcs_info *mcs);
 357
 358#endif /* IEEE80211_H */
 359