drivers/staging/rtl8192u/ieee80211/ieee80211.h

   1 /*
   2  * Merged with mainline ieee80211.h in Aug 2004.  Original ieee802_11
   3  * remains copyright by the original authors
   4  *
   5  * Portions of the merged code are based on Host AP (software wireless
   6  * LAN access point) driver for Intersil Prism2/2.5/3.
   7  *
   8  * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
   9  * <jkmaline@cc.hut.fi>
  10  * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
  11  *
  12  * Adaption to a generic IEEE 802.11 stack by James Ketrenos
  13  * <jketreno@linux.intel.com>
  14  * Copyright (c) 2004, Intel Corporation
  15  *
  16  * Modified for Realtek's wi-fi cards by Andrea Merello
  17  * <andreamrl@tiscali.it>
  18  *
  19  * This program is free software; you can redistribute it and/or modify
  20  * it under the terms of the GNU General Public License version 2 as
  21  * published by the Free Software Foundation. See README and COPYING for
  22  * more details.
  23  */
  24 #ifndef IEEE80211_H
  25 #define IEEE80211_H
  26 #include <linux/if_ether.h> /* ETH_ALEN */
  27 #include <linux/kernel.h>   /* ARRAY_SIZE */
  28 #include <linux/module.h>
  29 #include <linux/jiffies.h>
  30 #include <linux/timer.h>
  31 #include <linux/sched.h>
  32 #include <linux/semaphore.h>
  33
  34 #include <linux/delay.h>
  35 #include <linux/wireless.h>
  36
  37 #include "rtl819x_HT.h"
  38 #include "rtl819x_BA.h"
  39 #include "rtl819x_TS.h"
  40
  41
  42 #ifndef IW_MODE_MONITOR
  43 #define IW_MODE_MONITOR 6
  44 #endif
  45
  46 #ifndef IWEVCUSTOM
  47 #define IWEVCUSTOM 0x8c02
  48 #endif
  49
  50
  51 #ifndef container_of
  52 /**
  53  * container_of - cast a member of a structure out to the containing structure
  54  *
  55  * @ptr:        the pointer to the member.
  56  * @type:       the type of the container struct this is embedded in.
  57  * @member:     the name of the member within the struct.
  58  *
  59  */
  60 #define container_of(ptr, type, member) ({                      \
  61         const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
  62         (type *)( (char *)__mptr - offsetof(type,member) );})
  63 #endif
  64
  65 #define KEY_TYPE_NA             0x0
  66 #define KEY_TYPE_WEP40          0x1
  67 #define KEY_TYPE_TKIP           0x2
  68 #define KEY_TYPE_CCMP           0x4
  69 #define KEY_TYPE_WEP104         0x5
  70
  71 /* added for rtl819x tx procedure */
  72 #define MAX_QUEUE_SIZE          0x10
  73
  74 //
  75 // 8190 queue mapping
  76 //
  77 #define BK_QUEUE                               0
  78 #define BE_QUEUE                               1
  79 #define VI_QUEUE                               2
  80 #define VO_QUEUE                               3
  81 #define HCCA_QUEUE                             4
  82 #define TXCMD_QUEUE                            5
  83 #define MGNT_QUEUE                             6
  84 #define HIGH_QUEUE                             7
  85 #define BEACON_QUEUE                           8
  86
  87 #define LOW_QUEUE                              BE_QUEUE
  88 #define NORMAL_QUEUE                           MGNT_QUEUE
  89
  90 //added by amy for ps
  91 #define SWRF_TIMEOUT                            50
  92
  93 //added by amy for LEAP related
  94 #define IE_CISCO_FLAG_POSITION          0x08    // Flag byte: byte 8, numbered from 0.
  95 #define SUPPORT_CKIP_MIC                        0x08    // bit3
  96 #define SUPPORT_CKIP_PK                 0x10    // bit4
  97 /* defined for skb cb field */
  98 /* At most 28 byte */
  99 typedef struct cb_desc {
 100         /* Tx Desc Related flags (8-9) */
 101         u8 bLastIniPkt:1;
 102         u8 bCmdOrInit:1;
 103         u8 bFirstSeg:1;
 104         u8 bLastSeg:1;
 105         u8 bEncrypt:1;
 106         u8 bTxDisableRateFallBack:1;
 107         u8 bTxUseDriverAssingedRate:1;
 108         u8 bHwSec:1; //indicate whether use Hw security. WB
 109
 110         u8 reserved1;
 111
 112         /* Tx Firmware Relaged flags (10-11)*/
 113         u8 bCTSEnable:1;
 114         u8 bRTSEnable:1;
 115         u8 bUseShortGI:1;
 116         u8 bUseShortPreamble:1;
 117         u8 bTxEnableFwCalcDur:1;
 118         u8 bAMPDUEnable:1;
 119         u8 bRTSSTBC:1;
 120         u8 RTSSC:1;
 121
 122         u8 bRTSBW:1;
 123         u8 bPacketBW:1;
 124         u8 bRTSUseShortPreamble:1;
 125         u8 bRTSUseShortGI:1;
 126         u8 bMulticast:1;
 127         u8 bBroadcast:1;
 128         //u8 reserved2:2;
 129         u8 drv_agg_enable:1;
 130         u8 reserved2:1;
 131
 132         /* Tx Desc related element(12-19) */
 133         u8 rata_index;
 134         u8 queue_index;
 135         //u8 reserved3;
 136         //u8 reserved4;
 137         u16 txbuf_size;
 138         //u8 reserved5;
 139         u8 RATRIndex;
 140         u8 reserved6;
 141         u8 reserved7;
 142         u8 reserved8;
 143
 144         /* Tx firmware related element(20-27) */
 145         u8 data_rate;
 146         u8 rts_rate;
 147         u8 ampdu_factor;
 148         u8 ampdu_density;
 149         //u8 reserved9;
 150         //u8 reserved10;
 151         //u8 reserved11;
 152         u8 DrvAggrNum;
 153         u16 pkt_size;
 154         u8 reserved12;
 155 }cb_desc, *pcb_desc;
 156
 157 /*--------------------------Define -------------------------------------------*/
 158 #define MGN_1M                  0x02
 159 #define MGN_2M                  0x04
 160 #define MGN_5_5M                0x0b
 161 #define MGN_11M                 0x16
 162
 163 #define MGN_6M                  0x0c
 164 #define MGN_9M                  0x12
 165 #define MGN_12M                 0x18
 166 #define MGN_18M                 0x24
 167 #define MGN_24M                 0x30
 168 #define MGN_36M                 0x48
 169 #define MGN_48M                 0x60
 170 #define MGN_54M                 0x6c
 171
 172 #define MGN_MCS0                0x80
 173 #define MGN_MCS1                0x81
 174 #define MGN_MCS2                0x82
 175 #define MGN_MCS3                0x83
 176 #define MGN_MCS4                0x84
 177 #define MGN_MCS5                0x85
 178 #define MGN_MCS6                0x86
 179 #define MGN_MCS7                0x87
 180 #define MGN_MCS8                0x88
 181 #define MGN_MCS9                0x89
 182 #define MGN_MCS10               0x8a
 183 #define MGN_MCS11               0x8b
 184 #define MGN_MCS12               0x8c
 185 #define MGN_MCS13               0x8d
 186 #define MGN_MCS14               0x8e
 187 #define MGN_MCS15               0x8f
 188
 189 //----------------------------------------------------------------------------
 190 //              802.11 Management frame Reason Code field
 191 //----------------------------------------------------------------------------
 192 enum    _ReasonCode{
 193         unspec_reason   = 0x1,
 194         auth_not_valid  = 0x2,
 195         deauth_lv_ss    = 0x3,
 196         inactivity              = 0x4,
 197         ap_overload     = 0x5,
 198         class2_err              = 0x6,
 199         class3_err              = 0x7,
 200         disas_lv_ss     = 0x8,
 201         asoc_not_auth   = 0x9,
 202
 203         //----MIC_CHECK
 204         mic_failure     = 0xe,
 205         //----END MIC_CHECK
 206
 207         // Reason code defined in 802.11i D10.0 p.28.
 208         invalid_IE              = 0x0d,
 209         four_way_tmout  = 0x0f,
 210         two_way_tmout   = 0x10,
 211         IE_dismatch     = 0x11,
 212         invalid_Gcipher = 0x12,
 213         invalid_Pcipher = 0x13,
 214         invalid_AKMP    = 0x14,
 215         unsup_RSNIEver = 0x15,
 216         invalid_RSNIE   = 0x16,
 217         auth_802_1x_fail= 0x17,
 218         ciper_reject            = 0x18,
 219
 220         // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15.
 221         QoS_unspec              = 0x20, // 32
 222         QAP_bandwidth   = 0x21, // 33
 223         poor_condition  = 0x22, // 34
 224         no_facility     = 0x23, // 35
 225                                                         // Where is 36???
 226         req_declined    = 0x25, // 37
 227         invalid_param   = 0x26, // 38
 228         req_not_honored= 0x27,  // 39
 229         TS_not_created  = 0x2F, // 47
 230         DL_not_allowed  = 0x30, // 48
 231         dest_not_exist  = 0x31, // 49
 232         dest_not_QSTA   = 0x32, // 50
 233 };
 234
 235
 236
 237 #define aSifsTime        ((priv->ieee80211->current_network.mode == IEEE_A)||(priv->ieee80211->current_network.mode == IEEE_N_24G)||(priv->ieee80211->current_network.mode == IEEE_N_5G))? 16 : 10
 238
 239 #define MGMT_QUEUE_NUM 5
 240
 241 #define IEEE_CMD_SET_WPA_PARAM                  1
 242 #define IEEE_CMD_SET_WPA_IE                     2
 243 #define IEEE_CMD_SET_ENCRYPTION                 3
 244 #define IEEE_CMD_MLME                           4
 245
 246 #define IEEE_PARAM_WPA_ENABLED                  1
 247 #define IEEE_PARAM_TKIP_COUNTERMEASURES         2
 248 #define IEEE_PARAM_DROP_UNENCRYPTED             3
 249 #define IEEE_PARAM_PRIVACY_INVOKED              4
 250 #define IEEE_PARAM_AUTH_ALGS                    5
 251 #define IEEE_PARAM_IEEE_802_1X                  6
 252 //It should consistent with the driver_XXX.c
 253 //   David, 2006.9.26
 254 #define IEEE_PARAM_WPAX_SELECT                  7
 255 //Added for notify the encryption type selection
 256 //   David, 2006.9.26
 257 #define IEEE_PROTO_WPA                          1
 258 #define IEEE_PROTO_RSN                          2
 259 //Added for notify the encryption type selection
 260 //   David, 2006.9.26
 261 #define IEEE_WPAX_USEGROUP                      0
 262 #define IEEE_WPAX_WEP40                         1
 263 #define IEEE_WPAX_TKIP                          2
 264 #define IEEE_WPAX_WRAP                          3
 265 #define IEEE_WPAX_CCMP                          4
 266 #define IEEE_WPAX_WEP104                        5
 267
 268 #define IEEE_KEY_MGMT_IEEE8021X                 1
 269 #define IEEE_KEY_MGMT_PSK                       2
 270
 271 #define IEEE_MLME_STA_DEAUTH                    1
 272 #define IEEE_MLME_STA_DISASSOC                  2
 273
 274
 275 #define IEEE_CRYPT_ERR_UNKNOWN_ALG              2
 276 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR             3
 277 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED        4
 278 #define IEEE_CRYPT_ERR_KEY_SET_FAILED           5
 279 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED        6
 280 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED         7
 281
 282
 283 #define IEEE_CRYPT_ALG_NAME_LEN                 16
 284
 285 #define MAX_IE_LEN  0xff
 286
 287 // added for kernel conflict
 288 #define ieee80211_crypt_deinit_entries  ieee80211_crypt_deinit_entries_rsl
 289 #define ieee80211_crypt_deinit_handler  ieee80211_crypt_deinit_handler_rsl
 290 #define ieee80211_crypt_delayed_deinit  ieee80211_crypt_delayed_deinit_rsl
 291 #define ieee80211_register_crypto_ops   ieee80211_register_crypto_ops_rsl
 292 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
 293 #define ieee80211_get_crypto_ops        ieee80211_get_crypto_ops_rsl
 294
 295 #define ieee80211_ccmp_null             ieee80211_ccmp_null_rsl
 296
 297 #define ieee80211_tkip_null             ieee80211_tkip_null_rsl
 298
 299 #define ieee80211_wep_null              ieee80211_wep_null_rsl
 300
 301 #define free_ieee80211                  free_ieee80211_rsl
 302 #define alloc_ieee80211                 alloc_ieee80211_rsl
 303
 304 #define ieee80211_rx                    ieee80211_rx_rsl
 305 #define ieee80211_rx_mgt                ieee80211_rx_mgt_rsl
 306
 307 #define ieee80211_get_beacon            ieee80211_get_beacon_rsl
 308 #define ieee80211_wake_queue            ieee80211_wake_queue_rsl
 309 #define ieee80211_stop_queue            ieee80211_stop_queue_rsl
 310 #define ieee80211_reset_queue           ieee80211_reset_queue_rsl
 311 #define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl
 312 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
 313 #define ieee80211_is_shortslot          ieee80211_is_shortslot_rsl
 314 #define ieee80211_is_54g                ieee80211_is_54g_rsl
 315 #define ieee80211_wpa_supplicant_ioctl  ieee80211_wpa_supplicant_ioctl_rsl
 316 #define ieee80211_ps_tx_ack             ieee80211_ps_tx_ack_rsl
 317 #define ieee80211_softmac_xmit          ieee80211_softmac_xmit_rsl
 318 #define ieee80211_stop_send_beacons     ieee80211_stop_send_beacons_rsl
 319 #define notify_wx_assoc_event           notify_wx_assoc_event_rsl
 320 #define SendDisassociation              SendDisassociation_rsl
 321 #define ieee80211_disassociate          ieee80211_disassociate_rsl
 322 #define ieee80211_start_send_beacons    ieee80211_start_send_beacons_rsl
 323 #define ieee80211_stop_scan             ieee80211_stop_scan_rsl
 324 #define ieee80211_send_probe_requests   ieee80211_send_probe_requests_rsl
 325 #define ieee80211_softmac_scan_syncro   ieee80211_softmac_scan_syncro_rsl
 326 #define ieee80211_start_scan_syncro     ieee80211_start_scan_syncro_rsl
 327
 328 #define ieee80211_wx_get_essid          ieee80211_wx_get_essid_rsl
 329 #define ieee80211_wx_set_essid          ieee80211_wx_set_essid_rsl
 330 #define ieee80211_wx_set_rate           ieee80211_wx_set_rate_rsl
 331 #define ieee80211_wx_get_rate           ieee80211_wx_get_rate_rsl
 332 #define ieee80211_wx_set_wap            ieee80211_wx_set_wap_rsl
 333 #define ieee80211_wx_get_wap            ieee80211_wx_get_wap_rsl
 334 #define ieee80211_wx_set_mode           ieee80211_wx_set_mode_rsl
 335 #define ieee80211_wx_get_mode           ieee80211_wx_get_mode_rsl
 336 #define ieee80211_wx_set_scan           ieee80211_wx_set_scan_rsl
 337 #define ieee80211_wx_get_freq           ieee80211_wx_get_freq_rsl
 338 #define ieee80211_wx_set_freq           ieee80211_wx_set_freq_rsl
 339 #define ieee80211_wx_set_rawtx          ieee80211_wx_set_rawtx_rsl
 340 #define ieee80211_wx_get_name           ieee80211_wx_get_name_rsl
 341 #define ieee80211_wx_set_power          ieee80211_wx_set_power_rsl
 342 #define ieee80211_wx_get_power          ieee80211_wx_get_power_rsl
 343 #define ieee80211_wlan_frequencies      ieee80211_wlan_frequencies_rsl
 344 #define ieee80211_wx_set_rts            ieee80211_wx_set_rts_rsl
 345 #define ieee80211_wx_get_rts            ieee80211_wx_get_rts_rsl
 346
 347 #define ieee80211_txb_free              ieee80211_txb_free_rsl
 348
 349 #define ieee80211_wx_set_gen_ie         ieee80211_wx_set_gen_ie_rsl
 350 #define ieee80211_wx_get_scan           ieee80211_wx_get_scan_rsl
 351 #define ieee80211_wx_set_encode         ieee80211_wx_set_encode_rsl
 352 #define ieee80211_wx_get_encode         ieee80211_wx_get_encode_rsl
 353 #if WIRELESS_EXT >= 18
 354 #define ieee80211_wx_set_mlme           ieee80211_wx_set_mlme_rsl
 355 #define ieee80211_wx_set_auth           ieee80211_wx_set_auth_rsl
 356 #define ieee80211_wx_set_encode_ext     ieee80211_wx_set_encode_ext_rsl
 357 #define ieee80211_wx_get_encode_ext     ieee80211_wx_get_encode_ext_rsl
 358 #endif
 359
 360
 361 typedef struct ieee_param {
 362         u32 cmd;
 363         u8 sta_addr[ETH_ALEN];
 364         union {
 365                 struct {
 366                         u8 name;
 367                         u32 value;
 368                 } wpa_param;
 369                 struct {
 370                         u32 len;
 371                         u8 reserved[32];
 372                         u8 data[0];
 373                 } wpa_ie;
 374                 struct{
 375                         int command;
 376                         int reason_code;
 377                 } mlme;
 378                 struct {
 379                         u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
 380                         u8 set_tx;
 381                         u32 err;
 382                         u8 idx;
 383                         u8 seq[8]; /* sequence counter (set: RX, get: TX) */
 384                         u16 key_len;
 385                         u8 key[0];
 386                 } crypt;
 387         } u;
 388 }ieee_param;
 389
 390
 391 #if WIRELESS_EXT < 17
 392 #define IW_QUAL_QUAL_INVALID   0x10
 393 #define IW_QUAL_LEVEL_INVALID  0x20
 394 #define IW_QUAL_NOISE_INVALID  0x40
 395 #define IW_QUAL_QUAL_UPDATED   0x1
 396 #define IW_QUAL_LEVEL_UPDATED  0x2
 397 #define IW_QUAL_NOISE_UPDATED  0x4
 398 #endif
 399
 400
 401 // linux under 2.6.9 release may not support it, so modify it for common use
 402 #define MSECS(t) msecs_to_jiffies(t)
 403 #define msleep_interruptible_rsl  msleep_interruptible
 404
 405 #define IEEE80211_DATA_LEN              2304
 406 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 407    6.2.1.1.2.
 408
 409    The figure in section 7.1.2 suggests a body size of up to 2312
 410    bytes is allowed, which is a bit confusing, I suspect this
 411    represents the 2304 bytes of real data, plus a possible 8 bytes of
 412    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
 413 #define IEEE80211_1ADDR_LEN 10
 414 #define IEEE80211_2ADDR_LEN 16
 415 #define IEEE80211_3ADDR_LEN 24
 416 #define IEEE80211_4ADDR_LEN 30
 417 #define IEEE80211_FCS_LEN    4
 418 #define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
 419 #define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
 420 #define IEEE80211_MGMT_HDR_LEN 24
 421 #define IEEE80211_DATA_HDR3_LEN 24
 422 #define IEEE80211_DATA_HDR4_LEN 30
 423
 424 #define MIN_FRAG_THRESHOLD     256U
 425 #define MAX_FRAG_THRESHOLD     2346U
 426
 427
 428 /* Frame control field constants */
 429 #define IEEE80211_FCTL_VERS             0x0003
 430 #define IEEE80211_FCTL_FTYPE            0x000c
 431 #define IEEE80211_FCTL_STYPE            0x00f0
 432 #define IEEE80211_FCTL_FRAMETYPE        0x00fc
 433 #define IEEE80211_FCTL_TODS             0x0100
 434 #define IEEE80211_FCTL_FROMDS           0x0200
 435 #define IEEE80211_FCTL_DSTODS           0x0300 //added by david
 436 #define IEEE80211_FCTL_MOREFRAGS        0x0400
 437 #define IEEE80211_FCTL_RETRY            0x0800
 438 #define IEEE80211_FCTL_PM               0x1000
 439 #define IEEE80211_FCTL_MOREDATA         0x2000
 440 #define IEEE80211_FCTL_WEP              0x4000
 441 #define IEEE80211_FCTL_ORDER            0x8000
 442
 443 #define IEEE80211_FTYPE_MGMT            0x0000
 444 #define IEEE80211_FTYPE_CTL             0x0004
 445 #define IEEE80211_FTYPE_DATA            0x0008
 446
 447 /* management */
 448 #define IEEE80211_STYPE_ASSOC_REQ       0x0000
 449 #define IEEE80211_STYPE_ASSOC_RESP      0x0010
 450 #define IEEE80211_STYPE_REASSOC_REQ     0x0020
 451 #define IEEE80211_STYPE_REASSOC_RESP    0x0030
 452 #define IEEE80211_STYPE_PROBE_REQ       0x0040
 453 #define IEEE80211_STYPE_PROBE_RESP      0x0050
 454 #define IEEE80211_STYPE_BEACON          0x0080
 455 #define IEEE80211_STYPE_ATIM            0x0090
 456 #define IEEE80211_STYPE_DISASSOC        0x00A0
 457 #define IEEE80211_STYPE_AUTH            0x00B0
 458 #define IEEE80211_STYPE_DEAUTH          0x00C0
 459 #define IEEE80211_STYPE_MANAGE_ACT      0x00D0
 460
 461 /* control */
 462 #define IEEE80211_STYPE_PSPOLL          0x00A0
 463 #define IEEE80211_STYPE_RTS             0x00B0
 464 #define IEEE80211_STYPE_CTS             0x00C0
 465 #define IEEE80211_STYPE_ACK             0x00D0
 466 #define IEEE80211_STYPE_CFEND           0x00E0
 467 #define IEEE80211_STYPE_CFENDACK        0x00F0
 468 #define IEEE80211_STYPE_BLOCKACK   0x0094
 469
 470 /* data */
 471 #define IEEE80211_STYPE_DATA            0x0000
 472 #define IEEE80211_STYPE_DATA_CFACK      0x0010
 473 #define IEEE80211_STYPE_DATA_CFPOLL     0x0020
 474 #define IEEE80211_STYPE_DATA_CFACKPOLL  0x0030
 475 #define IEEE80211_STYPE_NULLFUNC        0x0040
 476 #define IEEE80211_STYPE_CFACK           0x0050
 477 #define IEEE80211_STYPE_CFPOLL          0x0060
 478 #define IEEE80211_STYPE_CFACKPOLL       0x0070
 479 #define IEEE80211_STYPE_QOS_DATA        0x0080 //added for WMM 2006/8/2
 480 #define IEEE80211_STYPE_QOS_NULL        0x00C0
 481
 482 #define IEEE80211_SCTL_FRAG             0x000F
 483 #define IEEE80211_SCTL_SEQ              0xFFF0
 484
 485 /* QOS control */
 486 #define IEEE80211_QCTL_TID              0x000F
 487
 488 #define FC_QOS_BIT                                      BIT7
 489 #define IsDataFrame(pdu)                        ( ((pdu[0] & 0x0C)==0x08) ? true : false )
 490 #define IsLegacyDataFrame(pdu)  (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
 491 //added by wb. Is this right?
 492 #define IsQoSDataFrame(pframe)  ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
 493 #define Frame_Order(pframe)     (*(u16*)pframe&IEEE80211_FCTL_ORDER)
 494 #define SN_LESS(a, b)           (((a-b)&0x800)!=0)
 495 #define SN_EQUAL(a, b)  (a == b)
 496 #define MAX_DEV_ADDR_SIZE 8
 497 typedef enum _ACT_CATEGORY{
 498         ACT_CAT_QOS = 1,
 499         ACT_CAT_DLS = 2,
 500         ACT_CAT_BA  = 3,
 501         ACT_CAT_HT  = 7,
 502         ACT_CAT_WMM = 17,
 503 } ACT_CATEGORY, *PACT_CATEGORY;
 504
 505 typedef enum _TS_ACTION{
 506         ACT_ADDTSREQ = 0,
 507         ACT_ADDTSRSP = 1,
 508         ACT_DELTS    = 2,
 509         ACT_SCHEDULE = 3,
 510 } TS_ACTION, *PTS_ACTION;
 511
 512 typedef enum _BA_ACTION{
 513         ACT_ADDBAREQ = 0,
 514         ACT_ADDBARSP = 1,
 515         ACT_DELBA    = 2,
 516 } BA_ACTION, *PBA_ACTION;
 517
 518 typedef enum _InitialGainOpType{
 519         IG_Backup=0,
 520         IG_Restore,
 521         IG_Max
 522 }InitialGainOpType;
 523
 524 /* debug macros */
 525 #define CONFIG_IEEE80211_DEBUG
 526 #ifdef CONFIG_IEEE80211_DEBUG
 527 extern u32 ieee80211_debug_level;
 528 #define IEEE80211_DEBUG(level, fmt, args...) \
 529 do { if (ieee80211_debug_level & (level)) \
 530   printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
 531 //wb added to debug out data buf
 532 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
 533 #define IEEE80211_DEBUG_DATA(level, data, datalen)      \
 534         do{ if ((ieee80211_debug_level & (level)) == (level))   \
 535                 {       \
 536                         int i;                                  \
 537                         u8* pdata = (u8*) data;                 \
 538                         printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__);   \
 539                         for(i=0; i<(int)(datalen); i++)                 \
 540                         {                                               \
 541                                 printk("%2x ", pdata[i]);               \
 542                                 if ((i+1)%16 == 0) printk("\n");        \
 543                         }                               \
 544                         printk("\n");                   \
 545                 }                                       \
 546         } while (0)
 547 #else
 548 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
 549 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
 550 #endif  /* CONFIG_IEEE80211_DEBUG */
 551
 552 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
 553
 554 /*
 555  * To use the debug system;
 556  *
 557  * If you are defining a new debug classification, simply add it to the #define
 558  * list here in the form of:
 559  *
 560  * #define IEEE80211_DL_xxxx VALUE
 561  *
 562  * shifting value to the left one bit from the previous entry.  xxxx should be
 563  * the name of the classification (for example, WEP)
 564  *
 565  * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
 566  * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
 567  * to send output to that classification.
 568  *
 569  * To add your debug level to the list of levels seen when you perform
 570  *
 571  * % cat /proc/net/ipw/debug_level
 572  *
 573  * you simply need to add your entry to the ipw_debug_levels array.
 574  *
 575  * If you do not see debug_level in /proc/net/ipw then you do not have
 576  * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
 577  *
 578  */
 579
 580 #define IEEE80211_DL_INFO          (1<<0)
 581 #define IEEE80211_DL_WX            (1<<1)
 582 #define IEEE80211_DL_SCAN          (1<<2)
 583 #define IEEE80211_DL_STATE         (1<<3)
 584 #define IEEE80211_DL_MGMT          (1<<4)
 585 #define IEEE80211_DL_FRAG          (1<<5)
 586 #define IEEE80211_DL_EAP           (1<<6)
 587 #define IEEE80211_DL_DROP          (1<<7)
 588
 589 #define IEEE80211_DL_TX            (1<<8)
 590 #define IEEE80211_DL_RX            (1<<9)
 591
 592 #define IEEE80211_DL_HT            (1<<10)  //HT
 593 #define IEEE80211_DL_BA            (1<<11)  //ba
 594 #define IEEE80211_DL_TS            (1<<12)  //TS
 595 #define IEEE80211_DL_QOS           (1<<13)
 596 #define IEEE80211_DL_REORDER       (1<<14)
 597 #define IEEE80211_DL_IOT           (1<<15)
 598 #define IEEE80211_DL_IPS           (1<<16)
 599 #define IEEE80211_DL_TRACE         (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
 600 #define IEEE80211_DL_DATA          (1<<30)   //use this flag to control whether print data buf out.
 601 #define IEEE80211_DL_ERR           (1<<31)   //always open
 602 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
 603 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
 604 #define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
 605
 606 #define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
 607 #define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
 608 #define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
 609 #define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
 610 #define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
 611 #define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
 612 #define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
 613 #define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
 614 #define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
 615 #define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
 616
 617 #ifdef CONFIG_IEEE80211_DEBUG
 618 /* Added by Annie, 2005-11-22. */
 619 #define MAX_STR_LEN     64
 620 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/
 621 #define PRINTABLE(_ch)  (_ch>'!' && _ch<'~')
 622 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)                                    \
 623                         if((_Comp) & level)                                                     \
 624                         {                                                                       \
 625                                 int             __i;                                            \
 626                                 u8  buffer[MAX_STR_LEN];                                        \
 627                                 int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ;       \
 628                                 memset(buffer, 0, MAX_STR_LEN);                                 \
 629                                 memcpy(buffer, (u8 *)_Ptr, length );                            \
 630                                 for( __i=0; __i<MAX_STR_LEN; __i++ )                            \
 631                                 {                                                               \
 632                                      if( !PRINTABLE(buffer[__i]) )   buffer[__i] = '?';         \
 633                                 }                                                               \
 634                                 buffer[length] = '\0';                                          \
 635                                 printk("Rtl819x: ");                                            \
 636                                 printk(_TitleString);                                         \
 637                                 printk(": %d, <%s>\n", _Len, buffer);                         \
 638                         }
 639 #else
 640 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)  do {} while (0)
 641 #endif
 642
 643 #include <linux/netdevice.h>
 644 #include <linux/if_arp.h> /* ARPHRD_ETHER */
 645
 646 #ifndef WIRELESS_SPY
 647 #define WIRELESS_SPY            // enable iwspy support
 648 #endif
 649 #include <net/iw_handler.h>     // new driver API
 650
 651 #ifndef ETH_P_PAE
 652 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
 653 #endif /* ETH_P_PAE */
 654
 655 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
 656
 657 #ifndef ETH_P_80211_RAW
 658 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
 659 #endif
 660
 661 /* IEEE 802.11 defines */
 662
 663 #define P80211_OUI_LEN 3
 664
 665 struct ieee80211_snap_hdr {
 666
 667         u8    dsap;   /* always 0xAA */
 668         u8    ssap;   /* always 0xAA */
 669         u8    ctrl;   /* always 0x03 */
 670         u8    oui[P80211_OUI_LEN];    /* organizational universal id */
 671
 672 } __attribute__ ((packed));
 673
 674 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
 675
 676 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
 677 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
 678 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
 679
 680 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
 681 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
 682 #define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 683
 684 /* Authentication algorithms */
 685 #define WLAN_AUTH_OPEN 0
 686 #define WLAN_AUTH_SHARED_KEY 1
 687 #define WLAN_AUTH_LEAP 2
 688
 689 #define WLAN_AUTH_CHALLENGE_LEN 128
 690
 691 #define WLAN_CAPABILITY_BSS (1<<0)
 692 #define WLAN_CAPABILITY_IBSS (1<<1)
 693 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
 694 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
 695 #define WLAN_CAPABILITY_PRIVACY (1<<4)
 696 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
 697 #define WLAN_CAPABILITY_PBCC (1<<6)
 698 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
 699 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
 700 #define WLAN_CAPABILITY_QOS (1<<9)
 701 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
 702 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
 703
 704 /* 802.11g ERP information element */
 705 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
 706 #define WLAN_ERP_USE_PROTECTION (1<<1)
 707 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
 708
 709 /* Status codes */
 710 enum ieee80211_statuscode {
 711         WLAN_STATUS_SUCCESS = 0,
 712         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
 713         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
 714         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
 715         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
 716         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
 717         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
 718         WLAN_STATUS_CHALLENGE_FAIL = 15,
 719         WLAN_STATUS_AUTH_TIMEOUT = 16,
 720         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
 721         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
 722         /* 802.11b */
 723         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
 724         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
 725         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
 726         /* 802.11h */
 727         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
 728         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
 729         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
 730         /* 802.11g */
 731         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
 732         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
 733         /* 802.11i */
 734         WLAN_STATUS_INVALID_IE = 40,
 735         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
 736         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
 737         WLAN_STATUS_INVALID_AKMP = 43,
 738         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
 739         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
 740         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
 741 };
 742
 743 /* Reason codes */
 744 enum ieee80211_reasoncode {
 745         WLAN_REASON_UNSPECIFIED = 1,
 746         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
 747         WLAN_REASON_DEAUTH_LEAVING = 3,
 748         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
 749         WLAN_REASON_DISASSOC_AP_BUSY = 5,
 750         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
 751         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
 752         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
 753         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
 754         /* 802.11h */
 755         WLAN_REASON_DISASSOC_BAD_POWER = 10,
 756         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
 757         /* 802.11i */
 758         WLAN_REASON_INVALID_IE = 13,
 759         WLAN_REASON_MIC_FAILURE = 14,
 760         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
 761         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
 762         WLAN_REASON_IE_DIFFERENT = 17,
 763         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
 764         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
 765         WLAN_REASON_INVALID_AKMP = 20,
 766         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
 767         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
 768         WLAN_REASON_IEEE8021X_FAILED = 23,
 769         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
 770 };
 771
 772 #define IEEE80211_STATMASK_SIGNAL (1<<0)
 773 #define IEEE80211_STATMASK_RSSI (1<<1)
 774 #define IEEE80211_STATMASK_NOISE (1<<2)
 775 #define IEEE80211_STATMASK_RATE (1<<3)
 776 #define IEEE80211_STATMASK_WEMASK 0x7
 777
 778 #define IEEE80211_CCK_MODULATION    (1<<0)
 779 #define IEEE80211_OFDM_MODULATION   (1<<1)
 780
 781 #define IEEE80211_24GHZ_BAND     (1<<0)
 782 #define IEEE80211_52GHZ_BAND     (1<<1)
 783
 784 #define IEEE80211_CCK_RATE_LEN                  4
 785 #define IEEE80211_CCK_RATE_1MB                  0x02
 786 #define IEEE80211_CCK_RATE_2MB                  0x04
 787 #define IEEE80211_CCK_RATE_5MB                  0x0B
 788 #define IEEE80211_CCK_RATE_11MB                 0x16
 789 #define IEEE80211_OFDM_RATE_LEN                 8
 790 #define IEEE80211_OFDM_RATE_6MB                 0x0C
 791 #define IEEE80211_OFDM_RATE_9MB                 0x12
 792 #define IEEE80211_OFDM_RATE_12MB                0x18
 793 #define IEEE80211_OFDM_RATE_18MB                0x24
 794 #define IEEE80211_OFDM_RATE_24MB                0x30
 795 #define IEEE80211_OFDM_RATE_36MB                0x48
 796 #define IEEE80211_OFDM_RATE_48MB                0x60
 797 #define IEEE80211_OFDM_RATE_54MB                0x6C
 798 #define IEEE80211_BASIC_RATE_MASK               0x80
 799
 800 #define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
 801 #define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
 802 #define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
 803 #define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
 804 #define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
 805 #define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
 806 #define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
 807 #define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
 808 #define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
 809 #define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
 810 #define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
 811 #define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
 812
 813 #define IEEE80211_CCK_RATES_MASK                0x0000000F
 814 #define IEEE80211_CCK_BASIC_RATES_MASK  (IEEE80211_CCK_RATE_1MB_MASK | \
 815         IEEE80211_CCK_RATE_2MB_MASK)
 816 #define IEEE80211_CCK_DEFAULT_RATES_MASK        (IEEE80211_CCK_BASIC_RATES_MASK | \
 817         IEEE80211_CCK_RATE_5MB_MASK | \
 818         IEEE80211_CCK_RATE_11MB_MASK)
 819
 820 #define IEEE80211_OFDM_RATES_MASK               0x00000FF0
 821 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
 822         IEEE80211_OFDM_RATE_12MB_MASK | \
 823         IEEE80211_OFDM_RATE_24MB_MASK)
 824 #define IEEE80211_OFDM_DEFAULT_RATES_MASK       (IEEE80211_OFDM_BASIC_RATES_MASK | \
 825         IEEE80211_OFDM_RATE_9MB_MASK  | \
 826         IEEE80211_OFDM_RATE_18MB_MASK | \
 827         IEEE80211_OFDM_RATE_36MB_MASK | \
 828         IEEE80211_OFDM_RATE_48MB_MASK | \
 829         IEEE80211_OFDM_RATE_54MB_MASK)
 830 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
 831                                 IEEE80211_CCK_DEFAULT_RATES_MASK)
 832
 833 #define IEEE80211_NUM_OFDM_RATES            8
 834 #define IEEE80211_NUM_CCK_RATES             4
 835 #define IEEE80211_OFDM_SHIFT_MASK_A         4
 836
 837
 838 /* this is stolen and modified from the madwifi driver*/
 839 #define IEEE80211_FC0_TYPE_MASK         0x0c
 840 #define IEEE80211_FC0_TYPE_DATA         0x08
 841 #define IEEE80211_FC0_SUBTYPE_MASK      0xB0
 842 #define IEEE80211_FC0_SUBTYPE_QOS       0x80
 843
 844 #define IEEE80211_QOS_HAS_SEQ(fc) \
 845         (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
 846          (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
 847
 848 /* this is stolen from ipw2200 driver */
 849 #define IEEE_IBSS_MAC_HASH_SIZE 31
 850 struct ieee_ibss_seq {
 851         u8 mac[ETH_ALEN];
 852         u16 seq_num[17];
 853         u16 frag_num[17];
 854         unsigned long packet_time[17];
 855         struct list_head list;
 856 };
 857
 858 /* NOTE: This data is for statistical purposes; not all hardware provides this
 859  *       information for frames received.  Not setting these will not cause
 860  *       any adverse affects. */
 861 struct ieee80211_rx_stats {
 862         u32 mac_time[2];
 863         s8 rssi;
 864         u8 signal;
 865         u8 noise;
 866         u16 rate; /* in 100 kbps */
 867         u8 received_channel;
 868         u8 control;
 869         u8 mask;
 870         u8 freq;
 871         u16 len;
 872         u64 tsf;
 873         u32 beacon_time;
 874         u8 nic_type;
 875         u16       Length;
 876         //      u8        DataRate;      // In 0.5 Mbps
 877         u8        SignalQuality; // in 0-100 index.
 878         s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
 879         s8        RxPower; // in dBm Translate from PWdB
 880         u8        SignalStrength; // in 0-100 index.
 881         u16       bHwError:1;
 882         u16       bCRC:1;
 883         u16       bICV:1;
 884         u16       bShortPreamble:1;
 885         u16       Antenna:1;      //for rtl8185
 886         u16       Decrypted:1;    //for rtl8185, rtl8187
 887         u16       Wakeup:1;       //for rtl8185
 888         u16       Reserved0:1;    //for rtl8185
 889         u8        AGC;
 890         u32       TimeStampLow;
 891         u32       TimeStampHigh;
 892         bool      bShift;
 893         bool      bIsQosData;             // Added by Annie, 2005-12-22.
 894         u8        UserPriority;
 895
 896         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 897         //1Attention Please!!!<11n or 8190 specific code should be put below this line>
 898         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 899
 900         u8        RxDrvInfoSize;
 901         u8        RxBufShift;
 902         bool      bIsAMPDU;
 903         bool      bFirstMPDU;
 904         bool      bContainHTC;
 905         bool      RxIs40MHzPacket;
 906         u32       RxPWDBAll;
 907         u8        RxMIMOSignalStrength[4];        // in 0~100 index
 908         s8        RxMIMOSignalQuality[2];
 909         bool      bPacketMatchBSSID;
 910         bool      bIsCCK;
 911         bool      bPacketToSelf;
 912         //added by amy
 913         u8*       virtual_address;
 914         u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
 915         u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
 916         u16          fragoffset;                        // Data offset for this fragment
 917         u16          ntotalfrag;
 918         bool              bisrxaggrsubframe;
 919         bool              bPacketBeacon;        //cosa add for rssi
 920         bool              bToSelfBA;            //cosa add for rssi
 921         char      cck_adc_pwdb[4];      //cosa add for rx path selection
 922         u16               Seq_Num;
 923
 924 };
 925
 926 /* IEEE 802.11 requires that STA supports concurrent reception of at least
 927  * three fragmented frames. This define can be increased to support more
 928  * concurrent frames, but it should be noted that each entry can consume about
 929  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
 930 #define IEEE80211_FRAG_CACHE_LEN 4
 931
 932 struct ieee80211_frag_entry {
 933         unsigned long first_frag_time;
 934         unsigned int seq;
 935         unsigned int last_frag;
 936         struct sk_buff *skb;
 937         u8 src_addr[ETH_ALEN];
 938         u8 dst_addr[ETH_ALEN];
 939 };
 940
 941 struct ieee80211_stats {
 942         unsigned int tx_unicast_frames;
 943         unsigned int tx_multicast_frames;
 944         unsigned int tx_fragments;
 945         unsigned int tx_unicast_octets;
 946         unsigned int tx_multicast_octets;
 947         unsigned int tx_deferred_transmissions;
 948         unsigned int tx_single_retry_frames;
 949         unsigned int tx_multiple_retry_frames;
 950         unsigned int tx_retry_limit_exceeded;
 951         unsigned int tx_discards;
 952         unsigned int rx_unicast_frames;
 953         unsigned int rx_multicast_frames;
 954         unsigned int rx_fragments;
 955         unsigned int rx_unicast_octets;
 956         unsigned int rx_multicast_octets;
 957         unsigned int rx_fcs_errors;
 958         unsigned int rx_discards_no_buffer;
 959         unsigned int tx_discards_wrong_sa;
 960         unsigned int rx_discards_undecryptable;
 961         unsigned int rx_message_in_msg_fragments;
 962         unsigned int rx_message_in_bad_msg_fragments;
 963 };
 964
 965 struct ieee80211_device;
 966
 967 #include "ieee80211_crypt.h"
 968
 969 #define SEC_KEY_1         (1<<0)
 970 #define SEC_KEY_2         (1<<1)
 971 #define SEC_KEY_3         (1<<2)
 972 #define SEC_KEY_4         (1<<3)
 973 #define SEC_ACTIVE_KEY    (1<<4)
 974 #define SEC_AUTH_MODE     (1<<5)
 975 #define SEC_UNICAST_GROUP (1<<6)
 976 #define SEC_LEVEL         (1<<7)
 977 #define SEC_ENABLED       (1<<8)
 978 #define SEC_ENCRYPT       (1<<9)
 979
 980 #define SEC_LEVEL_0      0 /* None */
 981 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
 982 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
 983 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
 984 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
 985
 986 #define SEC_ALG_NONE            0
 987 #define SEC_ALG_WEP             1
 988 #define SEC_ALG_TKIP            2
 989 #define SEC_ALG_CCMP            3
 990
 991 #define WEP_KEYS                4
 992 #define WEP_KEY_LEN             13
 993 #define SCM_KEY_LEN             32
 994 #define SCM_TEMPORAL_KEY_LENGTH 16
 995
 996 struct ieee80211_security {
 997         u16 active_key:2,
 998             enabled:1,
 999             auth_mode:2,
1000             auth_algo:4,
1001             unicast_uses_group:1,
1002             encrypt:1;
1003         u8 key_sizes[WEP_KEYS];
1004         u8 keys[WEP_KEYS][SCM_KEY_LEN];
1005         u8 level;
1006         u16 flags;
1007 } __attribute__ ((packed));
1008
1009
1010 /*
1011  802.11 data frame from AP
1012       ,-------------------------------------------------------------------.
1013 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1014       |------|------|---------|---------|---------|------|---------|------|
1015 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1016       |      | tion | (BSSID) |         |         | ence |  data   |      |
1017       `-------------------------------------------------------------------'
1018 Total: 28-2340 bytes
1019 */
1020
1021 /* Management Frame Information Element Types */
1022 enum ieee80211_mfie {
1023         MFIE_TYPE_SSID = 0,
1024         MFIE_TYPE_RATES = 1,
1025         MFIE_TYPE_FH_SET = 2,
1026         MFIE_TYPE_DS_SET = 3,
1027         MFIE_TYPE_CF_SET = 4,
1028         MFIE_TYPE_TIM = 5,
1029         MFIE_TYPE_IBSS_SET = 6,
1030         MFIE_TYPE_COUNTRY = 7,
1031         MFIE_TYPE_HOP_PARAMS = 8,
1032         MFIE_TYPE_HOP_TABLE = 9,
1033         MFIE_TYPE_REQUEST = 10,
1034         MFIE_TYPE_CHALLENGE = 16,
1035         MFIE_TYPE_POWER_CONSTRAINT = 32,
1036         MFIE_TYPE_POWER_CAPABILITY = 33,
1037         MFIE_TYPE_TPC_REQUEST = 34,
1038         MFIE_TYPE_TPC_REPORT = 35,
1039         MFIE_TYPE_SUPP_CHANNELS = 36,
1040         MFIE_TYPE_CSA = 37,
1041         MFIE_TYPE_MEASURE_REQUEST = 38,
1042         MFIE_TYPE_MEASURE_REPORT = 39,
1043         MFIE_TYPE_QUIET = 40,
1044         MFIE_TYPE_IBSS_DFS = 41,
1045         MFIE_TYPE_ERP = 42,
1046         MFIE_TYPE_RSN = 48,
1047         MFIE_TYPE_RATES_EX = 50,
1048         MFIE_TYPE_HT_CAP= 45,
1049          MFIE_TYPE_HT_INFO= 61,
1050          MFIE_TYPE_AIRONET=133,
1051         MFIE_TYPE_GENERIC = 221,
1052         MFIE_TYPE_QOS_PARAMETER = 222,
1053 };
1054
1055 /* Minimal header; can be used for passing 802.11 frames with sufficient
1056  * information to determine what type of underlying data type is actually
1057  * stored in the data. */
1058 struct ieee80211_hdr {
1059         __le16 frame_ctl;
1060         __le16 duration_id;
1061         u8 payload[0];
1062 } __attribute__ ((packed));
1063
1064 struct ieee80211_hdr_1addr {
1065         __le16 frame_ctl;
1066         __le16 duration_id;
1067         u8 addr1[ETH_ALEN];
1068         u8 payload[0];
1069 } __attribute__ ((packed));
1070
1071 struct ieee80211_hdr_2addr {
1072         __le16 frame_ctl;
1073         __le16 duration_id;
1074         u8 addr1[ETH_ALEN];
1075         u8 addr2[ETH_ALEN];
1076         u8 payload[0];
1077 } __attribute__ ((packed));
1078
1079 struct ieee80211_hdr_3addr {
1080         __le16 frame_ctl;
1081         __le16 duration_id;
1082         u8 addr1[ETH_ALEN];
1083         u8 addr2[ETH_ALEN];
1084         u8 addr3[ETH_ALEN];
1085         __le16 seq_ctl;
1086         u8 payload[0];
1087 } __attribute__ ((packed));
1088
1089 struct ieee80211_hdr_4addr {
1090         __le16 frame_ctl;
1091         __le16 duration_id;
1092         u8 addr1[ETH_ALEN];
1093         u8 addr2[ETH_ALEN];
1094         u8 addr3[ETH_ALEN];
1095         __le16 seq_ctl;
1096         u8 addr4[ETH_ALEN];
1097         u8 payload[0];
1098 } __attribute__ ((packed));
1099
1100 struct ieee80211_hdr_3addrqos {
1101         __le16 frame_ctl;
1102         __le16 duration_id;
1103         u8 addr1[ETH_ALEN];
1104         u8 addr2[ETH_ALEN];
1105         u8 addr3[ETH_ALEN];
1106         __le16 seq_ctl;
1107         u8 payload[0];
1108         __le16 qos_ctl;
1109 } __attribute__ ((packed));
1110
1111 struct ieee80211_hdr_4addrqos {
1112         __le16 frame_ctl;
1113         __le16 duration_id;
1114         u8 addr1[ETH_ALEN];
1115         u8 addr2[ETH_ALEN];
1116         u8 addr3[ETH_ALEN];
1117         __le16 seq_ctl;
1118         u8 addr4[ETH_ALEN];
1119         u8 payload[0];
1120         __le16 qos_ctl;
1121 } __attribute__ ((packed));
1122
1123 struct ieee80211_info_element {
1124         u8 id;
1125         u8 len;
1126         u8 data[0];
1127 } __attribute__ ((packed));
1128
1129 struct ieee80211_authentication {
1130         struct ieee80211_hdr_3addr header;
1131         __le16 algorithm;
1132         __le16 transaction;
1133         __le16 status;
1134         /*challenge*/
1135         struct ieee80211_info_element info_element[0];
1136 } __attribute__ ((packed));
1137
1138 struct ieee80211_disassoc {
1139         struct ieee80211_hdr_3addr header;
1140         __le16 reason;
1141 } __attribute__ ((packed));
1142
1143 struct ieee80211_probe_request {
1144         struct ieee80211_hdr_3addr header;
1145         /* SSID, supported rates */
1146         struct ieee80211_info_element info_element[0];
1147 } __attribute__ ((packed));
1148
1149 struct ieee80211_probe_response {
1150         struct ieee80211_hdr_3addr header;
1151         u32 time_stamp[2];
1152         __le16 beacon_interval;
1153         __le16 capability;
1154         /* SSID, supported rates, FH params, DS params,
1155          * CF params, IBSS params, TIM (if beacon), RSN */
1156         struct ieee80211_info_element info_element[0];
1157 } __attribute__ ((packed));
1158
1159 /* Alias beacon for probe_response */
1160 #define ieee80211_beacon ieee80211_probe_response
1161
1162 struct ieee80211_assoc_request_frame {
1163         struct ieee80211_hdr_3addr header;
1164         __le16 capability;
1165         __le16 listen_interval;
1166         /* SSID, supported rates, RSN */
1167         struct ieee80211_info_element info_element[0];
1168 } __attribute__ ((packed));
1169
1170 struct ieee80211_reassoc_request_frame {
1171         struct ieee80211_hdr_3addr header;
1172         __le16 capability;
1173         __le16 listen_interval;
1174         u8 current_ap[ETH_ALEN];
1175         /* SSID, supported rates, RSN */
1176         struct ieee80211_info_element info_element[0];
1177 } __attribute__ ((packed));
1178
1179 struct ieee80211_assoc_response_frame {
1180         struct ieee80211_hdr_3addr header;
1181         __le16 capability;
1182         __le16 status;
1183         __le16 aid;
1184         struct ieee80211_info_element info_element[0]; /* supported rates */
1185 } __attribute__ ((packed));
1186
1187 struct ieee80211_txb {
1188         u8 nr_frags;
1189         u8 encrypted;
1190         u8 queue_index;
1191         u8 rts_included;
1192         u16 reserved;
1193         __le16 frag_size;
1194         __le16 payload_size;
1195         struct sk_buff *fragments[0];
1196 };
1197
1198 #define MAX_TX_AGG_COUNT                  16
1199 struct ieee80211_drv_agg_txb {
1200         u8 nr_drv_agg_frames;
1201         struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1202 }__attribute__((packed));
1203
1204 #define MAX_SUBFRAME_COUNT                64
1205 struct ieee80211_rxb {
1206         u8 nr_subframes;
1207         struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1208         u8 dst[ETH_ALEN];
1209         u8 src[ETH_ALEN];
1210 }__attribute__((packed));
1211
1212 typedef union _frameqos {
1213         u16 shortdata;
1214         u8  chardata[2];
1215         struct {
1216                 u16 tid:4;
1217                 u16 eosp:1;
1218                 u16 ack_policy:2;
1219                 u16 reserved:1;
1220                 u16 txop:8;
1221         }field;
1222 }frameqos,*pframeqos;
1223
1224 /* SWEEP TABLE ENTRIES NUMBER*/
1225 #define MAX_SWEEP_TAB_ENTRIES             42
1226 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1227 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1228  * only use 8, and then use extended rates for the remaining supported
1229  * rates.  Other APs, however, stick all of their supported rates on the
1230  * main rates information element... */
1231 #define MAX_RATES_LENGTH                  ((u8)12)
1232 #define MAX_RATES_EX_LENGTH               ((u8)16)
1233 #define MAX_NETWORK_COUNT                  128
1234
1235 #define MAX_CHANNEL_NUMBER                 161
1236 #define IEEE80211_SOFTMAC_SCAN_TIME        100
1237 //(HZ / 2)
1238 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1239
1240 #define CRC_LENGTH                 4U
1241
1242 #define MAX_WPA_IE_LEN 64
1243
1244 #define NETWORK_EMPTY_ESSID (1<<0)
1245 #define NETWORK_HAS_OFDM    (1<<1)
1246 #define NETWORK_HAS_CCK     (1<<2)
1247
1248 /* QoS structure */
1249 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1250 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1251 #define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
1252                                          NETWORK_HAS_QOS_INFORMATION)
1253 /* 802.11h */
1254 #define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1255 #define NETWORK_HAS_CSA                 (1<<6)
1256 #define NETWORK_HAS_QUIET               (1<<7)
1257 #define NETWORK_HAS_IBSS_DFS            (1<<8)
1258 #define NETWORK_HAS_TPC_REPORT          (1<<9)
1259
1260 #define NETWORK_HAS_ERP_VALUE           (1<<10)
1261
1262 #define QOS_QUEUE_NUM                   4
1263 #define QOS_OUI_LEN                     3
1264 #define QOS_OUI_TYPE                    2
1265 #define QOS_ELEMENT_ID                  221
1266 #define QOS_OUI_INFO_SUB_TYPE           0
1267 #define QOS_OUI_PARAM_SUB_TYPE          1
1268 #define QOS_VERSION_1                   1
1269 #define QOS_AIFSN_MIN_VALUE             2
1270 struct ieee80211_qos_information_element {
1271         u8 elementID;
1272         u8 length;
1273         u8 qui[QOS_OUI_LEN];
1274         u8 qui_type;
1275         u8 qui_subtype;
1276         u8 version;
1277         u8 ac_info;
1278 } __attribute__ ((packed));
1279
1280 struct ieee80211_qos_ac_parameter {
1281         u8 aci_aifsn;
1282         u8 ecw_min_max;
1283         __le16 tx_op_limit;
1284 } __attribute__ ((packed));
1285
1286 struct ieee80211_qos_parameter_info {
1287         struct ieee80211_qos_information_element info_element;
1288         u8 reserved;
1289         struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1290 } __attribute__ ((packed));
1291
1292 struct ieee80211_qos_parameters {
1293         __le16 cw_min[QOS_QUEUE_NUM];
1294         __le16 cw_max[QOS_QUEUE_NUM];
1295         u8 aifs[QOS_QUEUE_NUM];
1296         u8 flag[QOS_QUEUE_NUM];
1297         __le16 tx_op_limit[QOS_QUEUE_NUM];
1298 } __attribute__ ((packed));
1299
1300 struct ieee80211_qos_data {
1301         struct ieee80211_qos_parameters parameters;
1302         int active;
1303         int supported;
1304         u8 param_count;
1305         u8 old_param_count;
1306 };
1307
1308 struct ieee80211_tim_parameters {
1309         u8 tim_count;
1310         u8 tim_period;
1311 } __attribute__ ((packed));
1312
1313 //#else
1314 struct ieee80211_wmm_ac_param {
1315         u8 ac_aci_acm_aifsn;
1316         u8 ac_ecwmin_ecwmax;
1317         u16 ac_txop_limit;
1318 };
1319
1320 struct ieee80211_wmm_ts_info {
1321         u8 ac_dir_tid;
1322         u8 ac_up_psb;
1323         u8 reserved;
1324 } __attribute__ ((packed));
1325
1326 struct ieee80211_wmm_tspec_elem {
1327         struct ieee80211_wmm_ts_info ts_info;
1328         u16 norm_msdu_size;
1329         u16 max_msdu_size;
1330         u32 min_serv_inter;
1331         u32 max_serv_inter;
1332         u32 inact_inter;
1333         u32 suspen_inter;
1334         u32 serv_start_time;
1335         u32 min_data_rate;
1336         u32 mean_data_rate;
1337         u32 peak_data_rate;
1338         u32 max_burst_size;
1339         u32 delay_bound;
1340         u32 min_phy_rate;
1341         u16 surp_band_allow;
1342         u16 medium_time;
1343 }__attribute__((packed));
1344 enum eap_type {
1345         EAP_PACKET = 0,
1346         EAPOL_START,
1347         EAPOL_LOGOFF,
1348         EAPOL_KEY,
1349         EAPOL_ENCAP_ASF_ALERT
1350 };
1351
1352 static const char *eap_types[] = {
1353         [EAP_PACKET]            = "EAP-Packet",
1354         [EAPOL_START]           = "EAPOL-Start",
1355         [EAPOL_LOGOFF]          = "EAPOL-Logoff",
1356         [EAPOL_KEY]             = "EAPOL-Key",
1357         [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
1358 };
1359
1360 static inline const char *eap_get_type(int type)
1361 {
1362         return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1363 }
1364 //added by amy for reorder
1365 static inline u8 Frame_QoSTID(u8* buf)
1366 {
1367         struct ieee80211_hdr_3addr *hdr;
1368         u16 fc;
1369         hdr = (struct ieee80211_hdr_3addr *)buf;
1370         fc = le16_to_cpu(hdr->frame_ctl);
1371         return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1372 }
1373
1374 //added by amy for reorder
1375
1376 struct eapol {
1377         u8 snap[6];
1378         u16 ethertype;
1379         u8 version;
1380         u8 type;
1381         u16 length;
1382 } __attribute__ ((packed));
1383
1384 struct ieee80211_softmac_stats{
1385         unsigned int rx_ass_ok;
1386         unsigned int rx_ass_err;
1387         unsigned int rx_probe_rq;
1388         unsigned int tx_probe_rs;
1389         unsigned int tx_beacons;
1390         unsigned int rx_auth_rq;
1391         unsigned int rx_auth_rs_ok;
1392         unsigned int rx_auth_rs_err;
1393         unsigned int tx_auth_rq;
1394         unsigned int no_auth_rs;
1395         unsigned int no_ass_rs;
1396         unsigned int tx_ass_rq;
1397         unsigned int rx_ass_rq;
1398         unsigned int tx_probe_rq;
1399         unsigned int reassoc;
1400         unsigned int swtxstop;
1401         unsigned int swtxawake;
1402         unsigned char CurrentShowTxate;
1403         unsigned char last_packet_rate;
1404         unsigned int txretrycount;
1405 };
1406
1407 #define BEACON_PROBE_SSID_ID_POSITION 12
1408
1409 struct ieee80211_info_element_hdr {
1410         u8 id;
1411         u8 len;
1412 } __attribute__ ((packed));
1413
1414 /*
1415  * These are the data types that can make up management packets
1416  *
1417         u16 auth_algorithm;
1418         u16 auth_sequence;
1419         u16 beacon_interval;
1420         u16 capability;
1421         u8 current_ap[ETH_ALEN];
1422         u16 listen_interval;
1423         struct {
1424                 u16 association_id:14, reserved:2;
1425         } __attribute__ ((packed));
1426         u32 time_stamp[2];
1427         u16 reason;
1428         u16 status;
1429 */
1430
1431 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1432 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1433
1434 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1435 #define MAX_SP_Len  (WMM_all_frame << 4)
1436 #define IEEE80211_QOS_TID 0x0f
1437 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1438
1439 #define IEEE80211_DTIM_MBCAST 4
1440 #define IEEE80211_DTIM_UCAST 2
1441 #define IEEE80211_DTIM_VALID 1
1442 #define IEEE80211_DTIM_INVALID 0
1443
1444 #define IEEE80211_PS_DISABLED 0
1445 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1446 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1447
1448 //added by David for QoS 2006/6/30
1449 //#define WMM_Hang_8187
1450 #ifdef WMM_Hang_8187
1451 #undef WMM_Hang_8187
1452 #endif
1453
1454 #define WME_AC_BK   0x00
1455 #define WME_AC_BE   0x01
1456 #define WME_AC_VI   0x02
1457 #define WME_AC_VO   0x03
1458 #define WME_ACI_MASK 0x03
1459 #define WME_AIFSN_MASK 0x03
1460 #define WME_AC_PRAM_LEN 16
1461
1462 #define MAX_RECEIVE_BUFFER_SIZE 9100
1463
1464 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1465 //#define UP2AC(up)     ((up<3) ? ((up==0)?1:0) : (up>>1))
1466 #define UP2AC(up) (                \
1467         ((up) < 1) ? WME_AC_BE : \
1468         ((up) < 3) ? WME_AC_BK : \
1469         ((up) < 4) ? WME_AC_BE : \
1470         ((up) < 6) ? WME_AC_VI : \
1471         WME_AC_VO)
1472 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1473 #define AC2UP(_ac)      (       \
1474         ((_ac) == WME_AC_VO) ? 6 : \
1475         ((_ac) == WME_AC_VI) ? 5 : \
1476         ((_ac) == WME_AC_BK) ? 1 : \
1477         0)
1478
1479 #define ETHER_ADDR_LEN          6       /* length of an Ethernet address */
1480 #define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
1481
1482 struct  ether_header {
1483         u8 ether_dhost[ETHER_ADDR_LEN];
1484         u8 ether_shost[ETHER_ADDR_LEN];
1485         u16 ether_type;
1486 } __attribute__((packed));
1487
1488 #ifndef ETHERTYPE_PAE
1489 #define ETHERTYPE_PAE   0x888e          /* EAPOL PAE/802.1x */
1490 #endif
1491 #ifndef ETHERTYPE_IP
1492 #define ETHERTYPE_IP    0x0800          /* IP protocol */
1493 #endif
1494
1495 typedef struct _bss_ht{
1496
1497         bool                            support_ht;
1498
1499         // HT related elements
1500         u8                                      ht_cap_buf[32];
1501         u16                                     ht_cap_len;
1502         u8                                      ht_info_buf[32];
1503         u16                                     ht_info_len;
1504
1505         HT_SPEC_VER                     ht_spec_ver;
1506         //HT_CAPABILITY_ELE                     bdHTCapEle;
1507         //HT_INFORMATION_ELE            bdHTInfoEle;
1508
1509         bool                            aggregation;
1510         bool                            long_slot_time;
1511 }bss_ht, *pbss_ht;
1512
1513 typedef enum _erp_t{
1514         ERP_NonERPpresent       = 0x01,
1515         ERP_UseProtection       = 0x02,
1516         ERP_BarkerPreambleMode = 0x04,
1517 } erp_t;
1518
1519
1520 struct ieee80211_network {
1521         /* These entries are used to identify a unique network */
1522         u8 bssid[ETH_ALEN];
1523         u8 channel;
1524         /* Ensure null-terminated for any debug msgs */
1525         u8 ssid[IW_ESSID_MAX_SIZE + 1];
1526         u8 ssid_len;
1527         struct ieee80211_qos_data qos_data;
1528
1529         //added by amy for LEAP
1530         bool    bWithAironetIE;
1531         bool    bCkipSupported;
1532         bool    bCcxRmEnable;
1533         u16     CcxRmState[2];
1534         // CCXv4 S59, MBSSID.
1535         bool    bMBssidValid;
1536         u8      MBssidMask;
1537         u8      MBssid[6];
1538         // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1539         bool    bWithCcxVerNum;
1540         u8      BssCcxVerNumber;
1541         /* These are network statistics */
1542         struct ieee80211_rx_stats stats;
1543         u16 capability;
1544         u8  rates[MAX_RATES_LENGTH];
1545         u8  rates_len;
1546         u8  rates_ex[MAX_RATES_EX_LENGTH];
1547         u8  rates_ex_len;
1548         unsigned long last_scanned;
1549         u8  mode;
1550         u32 flags;
1551         u32 last_associate;
1552         u32 time_stamp[2];
1553         u16 beacon_interval;
1554         u16 listen_interval;
1555         u16 atim_window;
1556         u8  erp_value;
1557         u8  wpa_ie[MAX_WPA_IE_LEN];
1558         size_t wpa_ie_len;
1559         u8  rsn_ie[MAX_WPA_IE_LEN];
1560         size_t rsn_ie_len;
1561
1562         struct ieee80211_tim_parameters tim;
1563         u8  dtim_period;
1564         u8  dtim_data;
1565         u32 last_dtim_sta_time[2];
1566
1567         //appeded for QoS
1568         u8 wmm_info;
1569         struct ieee80211_wmm_ac_param wmm_param[4];
1570         u8 QoS_Enable;
1571 #ifdef THOMAS_TURBO
1572         u8 Turbo_Enable;//enable turbo mode, added by thomas
1573 #endif
1574         u16 CountryIeLen;
1575         u8 CountryIeBuf[MAX_IE_LEN];
1576         // HT Related, by amy, 2008.04.29
1577         BSS_HT  bssht;
1578         // Add to handle broadcom AP management frame CCK rate.
1579         bool broadcom_cap_exist;
1580         bool ralink_cap_exist;
1581         bool atheros_cap_exist;
1582         bool cisco_cap_exist;
1583         bool unknown_cap_exist;
1584 //      u8      berp_info;
1585         bool    berp_info_valid;
1586         bool buseprotection;
1587         //put at the end of the structure.
1588         struct list_head list;
1589 };
1590
1591 enum ieee80211_state {
1592
1593         /* the card is not linked at all */
1594         IEEE80211_NOLINK = 0,
1595
1596         /* IEEE80211_ASSOCIATING* are for BSS client mode
1597          * the driver shall not perform RX filtering unless
1598          * the state is LINKED.
1599          * The driver shall just check for the state LINKED and
1600          * defaults to NOLINK for ALL the other states (including
1601          * LINKED_SCANNING)
1602          */
1603
1604         /* the association procedure will start (wq scheduling)*/
1605         IEEE80211_ASSOCIATING,
1606         IEEE80211_ASSOCIATING_RETRY,
1607
1608         /* the association procedure is sending AUTH request*/
1609         IEEE80211_ASSOCIATING_AUTHENTICATING,
1610
1611         /* the association procedure has successfully authentcated
1612          * and is sending association request
1613          */
1614         IEEE80211_ASSOCIATING_AUTHENTICATED,
1615
1616         /* the link is ok. the card associated to a BSS or linked
1617          * to a ibss cell or acting as an AP and creating the bss
1618          */
1619         IEEE80211_LINKED,
1620
1621         /* same as LINKED, but the driver shall apply RX filter
1622          * rules as we are in NO_LINK mode. As the card is still
1623          * logically linked, but it is doing a syncro site survey
1624          * then it will be back to LINKED state.
1625          */
1626         IEEE80211_LINKED_SCANNING,
1627
1628 };
1629
1630 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1631 #define DEFAULT_FTS 2346
1632
1633 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1634 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1635 #define CFG_IEEE80211_RTS (1<<2)
1636
1637 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1638 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1639 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1640                                   IEEE80211_24GHZ_MIN_CHANNEL + 1)
1641
1642 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1643 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1644 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1645                                   IEEE80211_52GHZ_MIN_CHANNEL + 1)
1646
1647
1648
1649 typedef struct tx_pending_t{
1650         int frag;
1651         struct ieee80211_txb *txb;
1652 }tx_pending_t;
1653
1654 typedef struct _bandwidth_autoswitch
1655 {
1656         long threshold_20Mhzto40Mhz;
1657         long    threshold_40Mhzto20Mhz;
1658         bool bforced_tx20Mhz;
1659         bool bautoswitch_enable;
1660 }bandwidth_autoswitch,*pbandwidth_autoswitch;
1661
1662
1663 //added by amy for order
1664
1665 #define REORDER_WIN_SIZE        128
1666 #define REORDER_ENTRY_NUM       128
1667 typedef struct _RX_REORDER_ENTRY
1668 {
1669         struct list_head        List;
1670         u16                     SeqNum;
1671         struct ieee80211_rxb* prxb;
1672 } RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1673 //added by amy for order
1674 typedef enum _Fsync_State{
1675         Default_Fsync,
1676         HW_Fsync,
1677         SW_Fsync
1678 }Fsync_State;
1679
1680 // Power save mode configured.
1681 typedef enum _RT_PS_MODE
1682 {
1683         eActive,        // Active/Continuous access.
1684         eMaxPs,         // Max power save mode.
1685         eFastPs         // Fast power save mode.
1686 }RT_PS_MODE;
1687
1688 typedef enum _IPS_CALLBACK_FUNCION
1689 {
1690         IPS_CALLBACK_NONE = 0,
1691         IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1692         IPS_CALLBACK_JOIN_REQUEST = 2,
1693 }IPS_CALLBACK_FUNCION;
1694
1695 typedef enum _RT_JOIN_ACTION{
1696         RT_JOIN_INFRA   = 1,
1697         RT_JOIN_IBSS  = 2,
1698         RT_START_IBSS = 3,
1699         RT_NO_ACTION  = 4,
1700 }RT_JOIN_ACTION;
1701
1702 typedef struct _IbssParms{
1703         u16   atimWin;
1704 }IbssParms, *PIbssParms;
1705 #define MAX_NUM_RATES   264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
1706
1707 // RF state.
1708 typedef enum _RT_RF_POWER_STATE
1709 {
1710         eRfOn,
1711         eRfSleep,
1712         eRfOff
1713 }RT_RF_POWER_STATE;
1714
1715 typedef struct _RT_POWER_SAVE_CONTROL
1716 {
1717
1718         //
1719         // Inactive Power Save(IPS) : Disable RF when disconnected
1720         //
1721         bool                            bInactivePs;
1722         bool                            bIPSModeBackup;
1723         bool                            bSwRfProcessing;
1724         RT_RF_POWER_STATE       eInactivePowerState;
1725         struct work_struct      InactivePsWorkItem;
1726         struct timer_list       InactivePsTimer;
1727
1728         // Return point for join action
1729         IPS_CALLBACK_FUNCION    ReturnPoint;
1730
1731         // Recored Parameters for rescheduled JoinRequest
1732         bool                            bTmpBssDesc;
1733         RT_JOIN_ACTION          tmpJoinAction;
1734         struct ieee80211_network tmpBssDesc;
1735
1736         // Recored Parameters for rescheduled MgntLinkRequest
1737         bool                            bTmpScanOnly;
1738         bool                            bTmpActiveScan;
1739         bool                            bTmpFilterHiddenAP;
1740         bool                            bTmpUpdateParms;
1741         u8                                      tmpSsidBuf[33];
1742         OCTET_STRING                    tmpSsid2Scan;
1743         bool                            bTmpSsid2Scan;
1744         u8                                      tmpNetworkType;
1745         u8                                      tmpChannelNumber;
1746         u16                                     tmpBcnPeriod;
1747         u8                                      tmpDtimPeriod;
1748         u16                                     tmpmCap;
1749         OCTET_STRING                    tmpSuppRateSet;
1750         u8                                      tmpSuppRateBuf[MAX_NUM_RATES];
1751         bool                            bTmpSuppRate;
1752         IbssParms                               tmpIbpm;
1753         bool                            bTmpIbpm;
1754
1755         //
1756         // Leisre Poswer Save : Disable RF if connected but traffic is not busy
1757         //
1758         bool                            bLeisurePs;
1759
1760 }RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL;
1761
1762 typedef u32 RT_RF_CHANGE_SOURCE;
1763 #define RF_CHANGE_BY_SW BIT31
1764 #define RF_CHANGE_BY_HW BIT30
1765 #define RF_CHANGE_BY_PS BIT29
1766 #define RF_CHANGE_BY_IPS BIT28
1767 #define RF_CHANGE_BY_INIT       0       // Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1768
1769 typedef enum
1770 {
1771         COUNTRY_CODE_FCC = 0,
1772         COUNTRY_CODE_IC = 1,
1773         COUNTRY_CODE_ETSI = 2,
1774         COUNTRY_CODE_SPAIN = 3,
1775         COUNTRY_CODE_FRANCE = 4,
1776         COUNTRY_CODE_MKK = 5,
1777         COUNTRY_CODE_MKK1 = 6,
1778         COUNTRY_CODE_ISRAEL = 7,
1779         COUNTRY_CODE_TELEC,
1780         COUNTRY_CODE_MIC,
1781         COUNTRY_CODE_GLOBAL_DOMAIN
1782 }country_code_type_t;
1783
1784 #define RT_MAX_LD_SLOT_NUM      10
1785 typedef struct _RT_LINK_DETECT_T{
1786
1787         u32                             NumRecvBcnInPeriod;
1788         u32                             NumRecvDataInPeriod;
1789
1790         u32                             RxBcnNum[RT_MAX_LD_SLOT_NUM];   // number of Rx beacon / CheckForHang_period  to determine link status
1791         u32                             RxDataNum[RT_MAX_LD_SLOT_NUM];  // number of Rx data / CheckForHang_period  to determine link status
1792         u16                             SlotNum;        // number of CheckForHang period to determine link status
1793         u16                             SlotIndex;
1794
1795         u32                             NumTxOkInPeriod;
1796         u32                             NumRxOkInPeriod;
1797         bool                            bBusyTraffic;
1798 }RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1799
1800
1801 struct ieee80211_device {
1802         struct net_device *dev;
1803         struct ieee80211_security sec;
1804
1805         //hw security related
1806 //      u8 hwsec_support; //support?
1807         u8 hwsec_active;  //hw security active.
1808         bool is_silent_reset;
1809         bool ieee_up;
1810         //added by amy
1811         bool bSupportRemoteWakeUp;
1812         RT_PS_MODE      dot11PowerSaveMode; // Power save mode configured.
1813         bool actscanning;
1814         bool beinretry;
1815         RT_RF_POWER_STATE               eRFPowerState;
1816         RT_RF_CHANGE_SOURCE     RfOffReason;
1817         bool is_set_key;
1818         //11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1819
1820         //11n HT below
1821         PRT_HIGH_THROUGHPUT     pHTInfo;
1822         //struct timer_list             SwBwTimer;
1823 //      spinlock_t chnlop_spinlock;
1824         spinlock_t bw_spinlock;
1825
1826         spinlock_t reorder_spinlock;
1827         // for HT operation rate set.  we use this one for HT data rate to separate different descriptors
1828         //the way fill this is the same as in the IE
1829         u8      Regdot11HTOperationalRateSet[16];               //use RATR format
1830         u8      dot11HTOperationalRateSet[16];          //use RATR format
1831         u8      RegHTSuppRateSet[16];
1832         u8                              HTCurrentOperaRate;
1833         u8                              HTHighestOperaRate;
1834         //wb added for rate operation mode to firmware
1835         u8      bTxDisableRateFallBack;
1836         u8      bTxUseDriverAssingedRate;
1837         atomic_t        atm_chnlop;
1838         atomic_t        atm_swbw;
1839 //      u8      HTHighestOperaRate;
1840 //      u8      HTCurrentOperaRate;
1841
1842         // 802.11e and WMM Traffic Stream Info (TX)
1843         struct list_head                Tx_TS_Admit_List;
1844         struct list_head                Tx_TS_Pending_List;
1845         struct list_head                Tx_TS_Unused_List;
1846         TX_TS_RECORD            TxTsRecord[TOTAL_TS_NUM];
1847         // 802.11e and WMM Traffic Stream Info (RX)
1848         struct list_head                Rx_TS_Admit_List;
1849         struct list_head                Rx_TS_Pending_List;
1850         struct list_head                Rx_TS_Unused_List;
1851         RX_TS_RECORD            RxTsRecord[TOTAL_TS_NUM];
1852 //#ifdef TO_DO_LIST
1853         RX_REORDER_ENTRY        RxReorderEntry[128];
1854         struct list_head                RxReorder_Unused_List;
1855 //#endif
1856         // Qos related. Added by Annie, 2005-11-01.
1857 //      PSTA_QOS                        pStaQos;
1858         u8                              ForcedPriority;         // Force per-packet priority 1~7. (default: 0, not to force it.)
1859
1860
1861         /* Bookkeeping structures */
1862         struct net_device_stats stats;
1863         struct ieee80211_stats ieee_stats;
1864         struct ieee80211_softmac_stats softmac_stats;
1865
1866         /* Probe / Beacon management */
1867         struct list_head network_free_list;
1868         struct list_head network_list;
1869         struct ieee80211_network *networks;
1870         int scans;
1871         int scan_age;
1872
1873         int iw_mode; /* operating mode (IW_MODE_*) */
1874         struct iw_spy_data spy_data;
1875
1876         spinlock_t lock;
1877         spinlock_t wpax_suitlist_lock;
1878
1879         int tx_headroom; /* Set to size of any additional room needed at front
1880                           * of allocated Tx SKBs */
1881         u32 config;
1882
1883         /* WEP and other encryption related settings at the device level */
1884         int open_wep; /* Set to 1 to allow unencrypted frames */
1885         int auth_mode;
1886         int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1887                                  * WEP key changes */
1888
1889         /* If the host performs {en,de}cryption, then set to 1 */
1890         int host_encrypt;
1891         int host_encrypt_msdu;
1892         int host_decrypt;
1893         /* host performs multicast decryption */
1894         int host_mc_decrypt;
1895
1896         /* host should strip IV and ICV from protected frames */
1897         /* meaningful only when hardware decryption is being used */
1898         int host_strip_iv_icv;
1899
1900         int host_open_frag;
1901         int host_build_iv;
1902         int ieee802_1x; /* is IEEE 802.1X used */
1903
1904         /* WPA data */
1905         bool bHalfWirelessN24GMode;
1906         int wpa_enabled;
1907         int drop_unencrypted;
1908         int tkip_countermeasures;
1909         int privacy_invoked;
1910         size_t wpa_ie_len;
1911         u8 *wpa_ie;
1912         u8 ap_mac_addr[6];
1913         u16 pairwise_key_type;
1914         u16 group_key_type;
1915         struct list_head crypt_deinit_list;
1916         struct ieee80211_crypt_data *crypt[WEP_KEYS];
1917         int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1918         struct timer_list crypt_deinit_timer;
1919         int crypt_quiesced;
1920
1921         int bcrx_sta_key; /* use individual keys to override default keys even
1922                            * with RX of broad/multicast frames */
1923
1924         /* Fragmentation structures */
1925         // each streaming contain a entry
1926         struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1927         unsigned int frag_next_idx[17];
1928         u16 fts; /* Fragmentation Threshold */
1929 #define DEFAULT_RTS_THRESHOLD 2346U
1930 #define MIN_RTS_THRESHOLD 1
1931 #define MAX_RTS_THRESHOLD 2346U
1932         u16 rts; /* RTS threshold */
1933
1934         /* Association info */
1935         u8 bssid[ETH_ALEN];
1936
1937         /* This stores infos for the current network.
1938          * Either the network we are associated in INFRASTRUCTURE
1939          * or the network that we are creating in MASTER mode.
1940          * ad-hoc is a mixture ;-).
1941          * Note that in infrastructure mode, even when not associated,
1942          * fields bssid and essid may be valid (if wpa_set and essid_set
1943          * are true) as thy carry the value set by the user via iwconfig
1944          */
1945         struct ieee80211_network current_network;
1946
1947         enum ieee80211_state state;
1948
1949         int short_slot;
1950         int reg_mode;
1951         int mode;       /* A, B, G */
1952         int modulation; /* CCK, OFDM */
1953         int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
1954         int abg_true;   /* ABG flag              */
1955
1956         /* used for forcing the ibss workqueue to terminate
1957          * without wait for the syncro scan to terminate
1958          */
1959         short sync_scan_hurryup;
1960
1961         int perfect_rssi;
1962         int worst_rssi;
1963
1964         u16 prev_seq_ctl;       /* used to drop duplicate frames */
1965
1966         /* map of allowed channels. 0 is dummy */
1967         // FIXME: remember to default to a basic channel plan depending of the PHY type
1968         void* pDot11dInfo;
1969         bool bGlobalDomain;
1970         int rate;       /* current rate */
1971         int basic_rate;
1972         //FIXME: pleace callback, see if redundant with softmac_features
1973         short active_scan;
1974
1975         /* this contains flags for selectively enable softmac support */
1976         u16 softmac_features;
1977
1978         /* if the sequence control field is not filled by HW */
1979         u16 seq_ctrl[5];
1980
1981         /* association procedure transaction sequence number */
1982         u16 associate_seq;
1983
1984         /* AID for RTXed association responses */
1985         u16 assoc_id;
1986
1987         /* power save mode related*/
1988         short ps;
1989         short sta_sleep;
1990         int ps_timeout;
1991         int ps_period;
1992         struct tasklet_struct ps_task;
1993         u32 ps_th;
1994         u32 ps_tl;
1995
1996         short raw_tx;
1997         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1998         short queue_stop;
1999         short scanning;
2000         short proto_started;
2001
2002         struct semaphore wx_sem;
2003         struct semaphore scan_sem;
2004
2005         spinlock_t mgmt_tx_lock;
2006         spinlock_t beacon_lock;
2007
2008         short beacon_txing;
2009
2010         short wap_set;
2011         short ssid_set;
2012
2013         u8  wpax_type_set;    //{added by David, 2006.9.28}
2014         u32 wpax_type_notify; //{added by David, 2006.9.26}
2015
2016         /* QoS related flag */
2017         char init_wmmparam_flag;
2018         /* set on initialization */
2019         u8  qos_support;
2020
2021         /* for discarding duplicated packets in IBSS */
2022         struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
2023
2024         /* for discarding duplicated packets in BSS */
2025         u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2026         u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2027         unsigned long last_packet_time[17];
2028
2029         /* for PS mode */
2030         unsigned long last_rx_ps_time;
2031
2032         /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2033         struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
2034         int mgmt_queue_head;
2035         int mgmt_queue_tail;
2036 //{ added for rtl819x
2037 #define IEEE80211_QUEUE_LIMIT 128
2038         u8 AsocRetryCount;
2039         unsigned int hw_header;
2040         struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
2041         struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
2042         struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
2043         u32     sta_edca_param[4];
2044         bool aggregation;
2045         // Enable/Disable Rx immediate BA capability.
2046         bool enable_rx_imm_BA;
2047         bool bibsscoordinator;
2048
2049         //+by amy for DM ,080515
2050         //Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
2051         bool    bdynamic_txpower_enable;
2052
2053         bool bCTSToSelfEnable;
2054         u8      CTSToSelfTH;
2055
2056         u32     fsync_time_interval;
2057         u32     fsync_rate_bitmap;
2058         u8      fsync_rssi_threshold;
2059         bool    bfsync_enable;
2060
2061         u8      fsync_multiple_timeinterval;            // FsyncMultipleTimeInterval * FsyncTimeInterval
2062         u32     fsync_firstdiff_ratethreshold;          // low threshold
2063         u32     fsync_seconddiff_ratethreshold;  // decrease threshold
2064         Fsync_State                     fsync_state;
2065         bool            bis_any_nonbepkts;
2066         //20Mhz 40Mhz AutoSwitch Threshold
2067         bandwidth_autoswitch bandwidth_auto_switch;
2068         //for txpower tracking
2069         bool FwRWRF;
2070
2071         //added by amy for AP roaming
2072         RT_LINK_DETECT_T        LinkDetectInfo;
2073         //added by amy for ps
2074         RT_POWER_SAVE_CONTROL   PowerSaveControl;
2075 //}
2076         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
2077         struct  tx_pending_t tx_pending;
2078
2079         /* used if IEEE_SOFTMAC_ASSOCIATE is set */
2080         struct timer_list associate_timer;
2081
2082         /* used if IEEE_SOFTMAC_BEACONS is set */
2083         struct timer_list beacon_timer;
2084         struct work_struct associate_complete_wq;
2085         struct work_struct associate_procedure_wq;
2086         struct delayed_work softmac_scan_wq;
2087         struct delayed_work associate_retry_wq;
2088          struct delayed_work start_ibss_wq;
2089         struct work_struct wx_sync_scan_wq;
2090         struct workqueue_struct *wq;
2091         // Qos related. Added by Annie, 2005-11-01.
2092         //STA_QOS  StaQos;
2093
2094         //u32 STA_EDCA_PARAM[4];
2095         //CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2096
2097
2098         /* Callback functions */
2099         void (*set_security)(struct net_device *dev,
2100                              struct ieee80211_security *sec);
2101
2102         /* Used to TX data frame by using txb structs.
2103          * this is not used if in the softmac_features
2104          * is set the flag IEEE_SOFTMAC_TX_QUEUE
2105          */
2106         int (*hard_start_xmit)(struct ieee80211_txb *txb,
2107                                struct net_device *dev);
2108
2109         int (*reset_port)(struct net_device *dev);
2110         int (*is_queue_full) (struct net_device * dev, int pri);
2111
2112         int (*handle_management) (struct net_device * dev,
2113                                   struct ieee80211_network * network, u16 type);
2114         int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2115
2116         /* Softmac-generated frames (mamagement) are TXed via this
2117          * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2118          * not set. As some cards may have different HW queues that
2119          * one might want to use for data and management frames
2120          * the option to have two callbacks might be useful.
2121          * This function can't sleep.
2122          */
2123         int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2124                                struct net_device *dev);
2125
2126         /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2127          * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2128          * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2129          * then also management frames are sent via this callback.
2130          * This function can't sleep.
2131          */
2132         void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2133                                struct net_device *dev,int rate);
2134
2135         /* stops the HW queue for DATA frames. Useful to avoid
2136          * waste time to TX data frame when we are reassociating
2137          * This function can sleep.
2138          */
2139         void (*data_hard_stop)(struct net_device *dev);
2140
2141         /* OK this is complementar to data_poll_hard_stop */
2142         void (*data_hard_resume)(struct net_device *dev);
2143
2144         /* ask to the driver to retune the radio .
2145          * This function can sleep. the driver should ensure
2146          * the radio has been swithced before return.
2147          */
2148         void (*set_chan)(struct net_device *dev,short ch);
2149
2150         /* These are not used if the ieee stack takes care of
2151          * scanning (IEEE_SOFTMAC_SCAN feature set).
2152          * In this case only the set_chan is used.
2153          *
2154          * The syncro version is similar to the start_scan but
2155          * does not return until all channels has been scanned.
2156          * this is called in user context and should sleep,
2157          * it is called in a work_queue when swithcing to ad-hoc mode
2158          * or in behalf of iwlist scan when the card is associated
2159          * and root user ask for a scan.
2160          * the function stop_scan should stop both the syncro and
2161          * background scanning and can sleep.
2162          * The function start_scan should initiate the background
2163          * scanning and can't sleep.
2164          */
2165         void (*scan_syncro)(struct net_device *dev);
2166         void (*start_scan)(struct net_device *dev);
2167         void (*stop_scan)(struct net_device *dev);
2168
2169         /* indicate the driver that the link state is changed
2170          * for example it may indicate the card is associated now.
2171          * Driver might be interested in this to apply RX filter
2172          * rules or simply light the LINK led
2173          */
2174         void (*link_change)(struct net_device *dev);
2175
2176         /* these two function indicates to the HW when to start
2177          * and stop to send beacons. This is used when the
2178          * IEEE_SOFTMAC_BEACONS is not set. For now the
2179          * stop_send_bacons is NOT guaranteed to be called only
2180          * after start_send_beacons.
2181          */
2182         void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
2183         void (*stop_send_beacons) (struct net_device *dev);
2184
2185         /* power save mode related */
2186         void (*sta_wake_up) (struct net_device *dev);
2187         void (*ps_request_tx_ack) (struct net_device *dev);
2188         void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2189         short (*ps_is_queue_empty) (struct net_device *dev);
2190         int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network);
2191         int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network);
2192
2193
2194         /* check whether Tx hw resouce available */
2195         short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2196         //added by wb for HT related
2197 //      void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2198         void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2199 //      void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2200         bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
2201         void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
2202         bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
2203         void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2204
2205         /* This must be the last item so that it points to the data
2206          * allocated beyond this structure by alloc_ieee80211 */
2207         u8 priv[0];
2208 };
2209
2210 #define IEEE_A            (1<<0)
2211 #define IEEE_B            (1<<1)
2212 #define IEEE_G            (1<<2)
2213 #define IEEE_N_24G                (1<<4)
2214 #define IEEE_N_5G                 (1<<5)
2215 #define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2216
2217 /* Generate a 802.11 header */
2218
2219 /* Uses the channel change callback directly
2220  * instead of [start/stop] scan callbacks
2221  */
2222 #define IEEE_SOFTMAC_SCAN (1<<2)
2223
2224 /* Perform authentication and association handshake */
2225 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2226
2227 /* Generate probe requests */
2228 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2229
2230 /* Generate respones to probe requests */
2231 #define IEEE_SOFTMAC_PROBERS (1<<5)
2232
2233 /* The ieee802.11 stack will manages the netif queue
2234  * wake/stop for the driver, taking care of 802.11
2235  * fragmentation. See softmac.c for details. */
2236 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2237
2238 /* Uses only the softmac_data_hard_start_xmit
2239  * even for TX management frames.
2240  */
2241 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2242
2243 /* Generate beacons.  The stack will enqueue beacons
2244  * to the card
2245  */
2246 #define IEEE_SOFTMAC_BEACONS (1<<6)
2247
2248 static inline void *ieee80211_priv(struct net_device *dev)
2249 {
2250         return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2251 }
2252
2253 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2254 {
2255         /* Single white space is for Linksys APs */
2256         if (essid_len == 1 && essid[0] == ' ')
2257                 return 1;
2258
2259         /* Otherwise, if the entire essid is 0, we assume it is hidden */
2260         while (essid_len) {
2261                 essid_len--;
2262                 if (essid[essid_len] != '\0')
2263                         return 0;
2264         }
2265
2266         return 1;
2267 }
2268
2269 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2270 {
2271         /*
2272          * It is possible for both access points and our device to support
2273          * combinations of modes, so as long as there is one valid combination
2274          * of ap/device supported modes, then return success
2275          *
2276          */
2277         if ((mode & IEEE_A) &&
2278             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2279             (ieee->freq_band & IEEE80211_52GHZ_BAND))
2280                 return 1;
2281
2282         if ((mode & IEEE_G) &&
2283             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2284             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2285                 return 1;
2286
2287         if ((mode & IEEE_B) &&
2288             (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2289             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2290                 return 1;
2291
2292         return 0;
2293 }
2294
2295 extern inline int ieee80211_get_hdrlen(u16 fc)
2296 {
2297         int hdrlen = IEEE80211_3ADDR_LEN;
2298
2299         switch (WLAN_FC_GET_TYPE(fc)) {
2300         case IEEE80211_FTYPE_DATA:
2301                 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2302                         hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2303                 if(IEEE80211_QOS_HAS_SEQ(fc))
2304                         hdrlen += 2; /* QOS ctrl*/
2305                 break;
2306         case IEEE80211_FTYPE_CTL:
2307                 switch (WLAN_FC_GET_STYPE(fc)) {
2308                 case IEEE80211_STYPE_CTS:
2309                 case IEEE80211_STYPE_ACK:
2310                         hdrlen = IEEE80211_1ADDR_LEN;
2311                         break;
2312                 default:
2313                         hdrlen = IEEE80211_2ADDR_LEN;
2314                         break;
2315                 }
2316                 break;
2317         }
2318
2319         return hdrlen;
2320 }
2321
2322 static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
2323 {
2324         switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2325         case IEEE80211_1ADDR_LEN:
2326                 return ((struct ieee80211_hdr_1addr *)hdr)->payload;
2327         case IEEE80211_2ADDR_LEN:
2328                 return ((struct ieee80211_hdr_2addr *)hdr)->payload;
2329         case IEEE80211_3ADDR_LEN:
2330                 return ((struct ieee80211_hdr_3addr *)hdr)->payload;
2331         case IEEE80211_4ADDR_LEN:
2332                 return ((struct ieee80211_hdr_4addr *)hdr)->payload;
2333         }
2334         return NULL;
2335 }
2336
2337 static inline int ieee80211_is_ofdm_rate(u8 rate)
2338 {
2339         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2340         case IEEE80211_OFDM_RATE_6MB:
2341         case IEEE80211_OFDM_RATE_9MB:
2342         case IEEE80211_OFDM_RATE_12MB:
2343         case IEEE80211_OFDM_RATE_18MB:
2344         case IEEE80211_OFDM_RATE_24MB:
2345         case IEEE80211_OFDM_RATE_36MB:
2346         case IEEE80211_OFDM_RATE_48MB:
2347         case IEEE80211_OFDM_RATE_54MB:
2348                 return 1;
2349         }
2350         return 0;
2351 }
2352
2353 static inline int ieee80211_is_cck_rate(u8 rate)
2354 {
2355         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2356         case IEEE80211_CCK_RATE_1MB:
2357         case IEEE80211_CCK_RATE_2MB:
2358         case IEEE80211_CCK_RATE_5MB:
2359         case IEEE80211_CCK_RATE_11MB:
2360                 return 1;
2361         }
2362         return 0;
2363 }
2364
2365
2366 /* ieee80211.c */
2367 extern void free_ieee80211(struct net_device *dev);
2368 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2369
2370 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2371
2372 /* ieee80211_tx.c */
2373
2374 extern int ieee80211_encrypt_fragment(
2375         struct ieee80211_device *ieee,
2376         struct sk_buff *frag,
2377         int hdr_len);
2378
2379 extern int ieee80211_xmit(struct sk_buff *skb,
2380                           struct net_device *dev);
2381 extern void ieee80211_txb_free(struct ieee80211_txb *);
2382
2383
2384 /* ieee80211_rx.c */
2385 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2386                         struct ieee80211_rx_stats *rx_stats);
2387 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2388                              struct ieee80211_hdr_4addr *header,
2389                              struct ieee80211_rx_stats *stats);
2390
2391 /* ieee80211_wx.c */
2392 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2393                                  struct iw_request_info *info,
2394                                  union iwreq_data *wrqu, char *key);
2395 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2396                                    struct iw_request_info *info,
2397                                    union iwreq_data *wrqu, char *key);
2398 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2399                                    struct iw_request_info *info,
2400                                    union iwreq_data *wrqu, char *key);
2401 #if WIRELESS_EXT >= 18
2402 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2403                             struct iw_request_info *info,
2404                             union iwreq_data* wrqu, char *extra);
2405 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2406                             struct iw_request_info *info,
2407                             union iwreq_data* wrqu, char *extra);
2408 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2409                                struct iw_request_info *info,
2410                                struct iw_param *data, char *extra);
2411 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2412                                struct iw_request_info *info,
2413                                union iwreq_data *wrqu, char *extra);
2414 #endif
2415 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2416
2417 /* ieee80211_softmac.c */
2418 extern short ieee80211_is_54g(struct ieee80211_network net);
2419 extern short ieee80211_is_shortslot(struct ieee80211_network net);
2420 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2421                         struct ieee80211_rx_stats *rx_stats, u16 type,
2422                         u16 stype);
2423 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2424
2425 void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
2426 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2427
2428 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2429 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2430 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2431 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2432 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2433 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2434 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2435 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2436 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2437 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2438 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2439 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2440 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2441 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2442 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2443 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2444 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2445 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2446 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2447 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2448 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2449 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2450 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2451 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2452 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2453 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2454
2455 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2456
2457 /* ieee80211_crypt_ccmp&tkip&wep.c */
2458 extern void ieee80211_tkip_null(void);
2459 extern void ieee80211_wep_null(void);
2460 extern void ieee80211_ccmp_null(void);
2461
2462 /* ieee80211_softmac_wx.c */
2463
2464 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2465                             struct iw_request_info *info,
2466                             union iwreq_data *wrqu, char *ext);
2467
2468 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2469                          struct iw_request_info *info,
2470                          union iwreq_data *awrq,
2471                          char *extra);
2472
2473 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2474
2475 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2476                              struct iw_request_info *info,
2477                              union iwreq_data *wrqu, char *extra);
2478
2479 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2480                              struct iw_request_info *info,
2481                              union iwreq_data *wrqu, char *extra);
2482
2483 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2484                              union iwreq_data *wrqu, char *b);
2485
2486 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2487                              union iwreq_data *wrqu, char *b);
2488
2489 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2490                               struct iw_request_info *a,
2491                               union iwreq_data *wrqu, char *extra);
2492
2493 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2494                              union iwreq_data *wrqu, char *b);
2495
2496 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2497                              union iwreq_data *wrqu, char *b);
2498
2499 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2500                              union iwreq_data *wrqu, char *b);
2501
2502 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2503 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2504
2505
2506 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2507                                struct iw_request_info *info,
2508                                union iwreq_data *wrqu, char *extra);
2509
2510 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2511                              struct iw_request_info *info,
2512                              union iwreq_data *wrqu, char *extra);
2513
2514 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2515                                  struct iw_request_info *info,
2516                                  union iwreq_data *wrqu, char *extra);
2517
2518 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2519                                  struct iw_request_info *info,
2520                                  union iwreq_data *wrqu, char *extra);
2521
2522 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2523                              struct iw_request_info *info,
2524                              union iwreq_data *wrqu, char *extra);
2525
2526 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2527                              struct iw_request_info *info,
2528                              union iwreq_data *wrqu, char *extra);
2529 //HT
2530 #define MAX_RECEIVE_BUFFER_SIZE 9100  //
2531 extern void HTDebugHTCapability(u8* CapIE, u8* TitleString );
2532 extern void HTDebugHTInfo(u8*  InfoIE, u8* TitleString);
2533
2534 void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET    Offset);
2535 extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee);
2536 extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt);
2537 extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt);
2538 extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len);
2539 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2540 extern void HTInitializeHTInfo(struct ieee80211_device* ieee);
2541 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2542 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2543 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee,   struct ieee80211_network * pNetwork);
2544 extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter);
2545 extern u8 MCS_FILTER_ALL[];
2546 extern u16 MCS_DATA_RATE[2][2][77] ;
2547 extern u8 HTCCheck(struct ieee80211_device* ieee, u8*   pFrame);
2548 //extern void HTSetConnectBwModeCallback(unsigned long data);
2549 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT  pHTInfo);
2550 extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee);
2551 extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee,  u8      nMcsRate);
2552 extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate);
2553 extern u16  TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate);
2554 //function in BAPROC.c
2555 extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb);
2556 extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb);
2557 extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb);
2558 extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD   pTS, u8 Policy, u8 bOverwritePending);
2559 extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2560 extern void BaSetupTimeOut(unsigned long data);
2561 extern void TxBaInactTimeout(unsigned long data);
2562 extern void RxBaInactTimeout(unsigned long data);
2563 extern void ResetBaEntry( PBA_RECORD pBA);
2564 //function in TS.c
2565 extern bool GetTs(
2566         struct ieee80211_device*        ieee,
2567         PTS_COMMON_INFO                 *ppTS,
2568         u8*                             Addr,
2569         u8                              TID,
2570         TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
2571         bool                            bAddNewTs
2572         );
2573 extern void TSInitialize(struct ieee80211_device *ieee);
2574 extern  void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD   pTxTS);
2575 extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr);
2576 extern void RemoveAllTS(struct ieee80211_device* ieee);
2577 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2578
2579 extern const long ieee80211_wlan_frequencies[];
2580
2581 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2582 {
2583         ieee->scans++;
2584 }
2585
2586 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2587 {
2588         return ieee->scans;
2589 }
2590
2591 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2592         static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2593         const char *s = essid;
2594         char *d = escaped;
2595
2596         if (ieee80211_is_empty_essid(essid, essid_len)) {
2597                 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2598                 return escaped;
2599         }
2600
2601         essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2602         while (essid_len--) {
2603                 if (*s == '\0') {
2604                         *d++ = '\\';
2605                         *d++ = '0';
2606                         s++;
2607                 } else {
2608                         *d++ = *s++;
2609                 }
2610         }
2611         *d = '\0';
2612         return escaped;
2613 }
2614
2615 /* For the function is more related to hardware setting, it's better to use the
2616  * ieee handler to refer to it.
2617  */
2618 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2619 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2620 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2621                 struct ieee80211_info_element *info_element,
2622                 u16 length,
2623                 struct ieee80211_network *network,
2624                 struct ieee80211_rx_stats *stats);
2625
2626 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8  index);
2627 #define RT_ASOC_RETRY_LIMIT     5
2628 #endif /* IEEE80211_H */