release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/rtl8192e/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/version.h>
  29 #include <linux/module.h>
  30 #include <linux/jiffies.h>
  31 #include <linux/timer.h>
  32 #include <linux/sched.h>
  33
  34 #include <linux/delay.h>
  35 #include <linux/wireless.h>
  36
  37 #include "ieee80211/rtl819x_HT.h"
  38 #include "ieee80211/rtl819x_BA.h"
  39 #include "ieee80211/rtl819x_TS.h"
  40
  41 #ifndef IW_MODE_MONITOR
  42 #define IW_MODE_MONITOR 6
  43 #endif
  44
  45 #ifndef IWEVCUSTOM
  46 #define IWEVCUSTOM 0x8c02
  47 #endif
  48
  49 #ifndef container_of
  50 /**
  51  * container_of - cast a member of a structure out to the containing structure
  52  *
  53  * @ptr:        the pointer to the member.
  54  * @type:       the type of the container struct this is embedded in.
  55  * @member:     the name of the member within the struct.
  56  *
  57  */
  58 #define container_of(ptr, type, member) ({                      \
  59         const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
  60         (type *)( (char *)__mptr - offsetof(type,member) );})
  61 #endif
  62
  63 #define KEY_TYPE_NA             0x0
  64 #define KEY_TYPE_WEP40          0x1
  65 #define KEY_TYPE_TKIP           0x2
  66 #define KEY_TYPE_CCMP           0x4
  67 #define KEY_TYPE_WEP104         0x5
  68
  69 /* added for rtl819x tx procedure */
  70 #define MAX_QUEUE_SIZE          0x10
  71
  72 //
  73 // 8190 queue mapping
  74 //
  75 #define BK_QUEUE                               0
  76 #define BE_QUEUE                               1
  77 #define VI_QUEUE                               2
  78 #define VO_QUEUE                               3
  79 #define HCCA_QUEUE                             4
  80 #define TXCMD_QUEUE                            5
  81 #define MGNT_QUEUE                             6
  82 #define HIGH_QUEUE                             7
  83 #define BEACON_QUEUE                           8
  84
  85 #define LOW_QUEUE                              BE_QUEUE
  86 #define NORMAL_QUEUE                           MGNT_QUEUE
  87
  88 //added by amy for ps
  89 #define SWRF_TIMEOUT                            50
  90
  91 //added by amy for LEAP related
  92 #define IE_CISCO_FLAG_POSITION          0x08    // Flag byte: byte 8, numbered from 0.
  93 #define SUPPORT_CKIP_MIC                        0x08    // bit3
  94 #define SUPPORT_CKIP_PK                 0x10    // bit4
  95 /* defined for skb cb field */
  96 /* At most 28 byte */
  97 typedef struct cb_desc {
  98         /* Tx Desc Related flags (8-9) */
  99         u8 bLastIniPkt:1;
 100         u8 bCmdOrInit:1;
 101         u8 bFirstSeg:1;
 102         u8 bLastSeg:1;
 103         u8 bEncrypt:1;
 104         u8 bTxDisableRateFallBack:1;
 105         u8 bTxUseDriverAssingedRate:1;
 106         u8 bHwSec:1; //indicate whether use Hw security. WB
 107
 108         u8 reserved1;
 109
 110         /* Tx Firmware Relaged flags (10-11)*/
 111         u8 bCTSEnable:1;
 112         u8 bRTSEnable:1;
 113         u8 bUseShortGI:1;
 114         u8 bUseShortPreamble:1;
 115         u8 bTxEnableFwCalcDur:1;
 116         u8 bAMPDUEnable:1;
 117         u8 bRTSSTBC:1;
 118         u8 RTSSC:1;
 119
 120         u8 bRTSBW:1;
 121         u8 bPacketBW:1;
 122         u8 bRTSUseShortPreamble:1;
 123         u8 bRTSUseShortGI:1;
 124         u8 bMulticast:1;
 125         u8 bBroadcast:1;
 126         //u8 reserved2:2;
 127         u8 drv_agg_enable:1;
 128         u8 reserved2:1;
 129
 130         /* Tx Desc related element(12-19) */
 131         u8 rata_index;
 132         u8 queue_index;
 133         //u8 reserved3;
 134         //u8 reserved4;
 135         u16 txbuf_size;
 136         //u8 reserved5;
 137         u8 RATRIndex;
 138         u8 reserved6;
 139         u8 reserved7;
 140         u8 reserved8;
 141
 142         /* Tx firmware related element(20-27) */
 143         u8 data_rate;
 144         u8 rts_rate;
 145         u8 ampdu_factor;
 146         u8 ampdu_density;
 147         //u8 reserved9;
 148         //u8 reserved10;
 149         //u8 reserved11;
 150         u8 DrvAggrNum;
 151         u16 pkt_size;
 152         u8 reserved12;
 153 }cb_desc, *pcb_desc;
 154
 155 /*--------------------------Define -------------------------------------------*/
 156 #define MGN_1M                  0x02
 157 #define MGN_2M                  0x04
 158 #define MGN_5_5M                0x0b
 159 #define MGN_11M                 0x16
 160
 161 #define MGN_6M                  0x0c
 162 #define MGN_9M                  0x12
 163 #define MGN_12M                 0x18
 164 #define MGN_18M                 0x24
 165 #define MGN_24M                 0x30
 166 #define MGN_36M                 0x48
 167 #define MGN_48M                 0x60
 168 #define MGN_54M                 0x6c
 169
 170 #define MGN_MCS0                0x80
 171 #define MGN_MCS1                0x81
 172 #define MGN_MCS2                0x82
 173 #define MGN_MCS3                0x83
 174 #define MGN_MCS4                0x84
 175 #define MGN_MCS5                0x85
 176 #define MGN_MCS6                0x86
 177 #define MGN_MCS7                0x87
 178 #define MGN_MCS8                0x88
 179 #define MGN_MCS9                0x89
 180 #define MGN_MCS10               0x8a
 181 #define MGN_MCS11               0x8b
 182 #define MGN_MCS12               0x8c
 183 #define MGN_MCS13               0x8d
 184 #define MGN_MCS14               0x8e
 185 #define MGN_MCS15               0x8f
 186
 187 //----------------------------------------------------------------------------
 188 //              802.11 Management frame Reason Code field
 189 //----------------------------------------------------------------------------
 190 enum    _ReasonCode{
 191         unspec_reason   = 0x1,
 192         auth_not_valid  = 0x2,
 193         deauth_lv_ss    = 0x3,
 194         inactivity              = 0x4,
 195         ap_overload     = 0x5,
 196         class2_err              = 0x6,
 197         class3_err              = 0x7,
 198         disas_lv_ss     = 0x8,
 199         asoc_not_auth   = 0x9,
 200
 201         //----MIC_CHECK
 202         mic_failure     = 0xe,
 203         //----END MIC_CHECK
 204
 205         // Reason code defined in 802.11i D10.0 p.28.
 206         invalid_IE              = 0x0d,
 207         four_way_tmout  = 0x0f,
 208         two_way_tmout   = 0x10,
 209         IE_dismatch     = 0x11,
 210         invalid_Gcipher = 0x12,
 211         invalid_Pcipher = 0x13,
 212         invalid_AKMP    = 0x14,
 213         unsup_RSNIEver = 0x15,
 214         invalid_RSNIE   = 0x16,
 215         auth_802_1x_fail= 0x17,
 216         ciper_reject            = 0x18,
 217
 218         // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15.
 219         QoS_unspec              = 0x20, // 32
 220         QAP_bandwidth   = 0x21, // 33
 221         poor_condition  = 0x22, // 34
 222         no_facility     = 0x23, // 35
 223                                                         // Where is 36???
 224         req_declined    = 0x25, // 37
 225         invalid_param   = 0x26, // 38
 226         req_not_honored= 0x27,  // 39
 227         TS_not_created  = 0x2F, // 47
 228         DL_not_allowed  = 0x30, // 48
 229         dest_not_exist  = 0x31, // 49
 230         dest_not_QSTA   = 0x32, // 50
 231 };
 232
 233
 234
 235 #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)
 236
 237 #define MGMT_QUEUE_NUM 5
 238
 239 #define IEEE_CMD_SET_WPA_PARAM                  1
 240 #define IEEE_CMD_SET_WPA_IE                     2
 241 #define IEEE_CMD_SET_ENCRYPTION                 3
 242 #define IEEE_CMD_MLME                           4
 243
 244 #define IEEE_PARAM_WPA_ENABLED                  1
 245 #define IEEE_PARAM_TKIP_COUNTERMEASURES         2
 246 #define IEEE_PARAM_DROP_UNENCRYPTED             3
 247 #define IEEE_PARAM_PRIVACY_INVOKED              4
 248 #define IEEE_PARAM_AUTH_ALGS                    5
 249 #define IEEE_PARAM_IEEE_802_1X                  6
 250 //It should consistent with the driver_XXX.c
 251 //   David, 2006.9.26
 252 #define IEEE_PARAM_WPAX_SELECT                  7
 253 //Added for notify the encryption type selection
 254 //   David, 2006.9.26
 255 #define IEEE_PROTO_WPA                          1
 256 #define IEEE_PROTO_RSN                          2
 257 //Added for notify the encryption type selection
 258 //   David, 2006.9.26
 259 #define IEEE_WPAX_USEGROUP                      0
 260 #define IEEE_WPAX_WEP40                         1
 261 #define IEEE_WPAX_TKIP                          2
 262 #define IEEE_WPAX_WRAP                          3
 263 #define IEEE_WPAX_CCMP                          4
 264 #define IEEE_WPAX_WEP104                        5
 265
 266 #define IEEE_KEY_MGMT_IEEE8021X                 1
 267 #define IEEE_KEY_MGMT_PSK                       2
 268
 269 #define IEEE_MLME_STA_DEAUTH                    1
 270 #define IEEE_MLME_STA_DISASSOC                  2
 271
 272
 273 #define IEEE_CRYPT_ERR_UNKNOWN_ALG              2
 274 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR             3
 275 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED        4
 276 #define IEEE_CRYPT_ERR_KEY_SET_FAILED           5
 277 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED        6
 278 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED         7
 279
 280
 281 #define IEEE_CRYPT_ALG_NAME_LEN                 16
 282
 283 #define MAX_IE_LEN  0xff
 284
 285 // added for kernel conflict
 286 #define ieee80211_crypt_deinit_entries  ieee80211_crypt_deinit_entries_rsl
 287 #define ieee80211_crypt_deinit_handler  ieee80211_crypt_deinit_handler_rsl
 288 #define ieee80211_crypt_delayed_deinit  ieee80211_crypt_delayed_deinit_rsl
 289 #define ieee80211_register_crypto_ops   ieee80211_register_crypto_ops_rsl
 290 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
 291 #define ieee80211_get_crypto_ops        ieee80211_get_crypto_ops_rsl
 292
 293 #define ieee80211_ccmp_null             ieee80211_ccmp_null_rsl
 294
 295 #define ieee80211_tkip_null             ieee80211_tkip_null_rsl
 296
 297 #define ieee80211_wep_null              ieee80211_wep_null_rsl
 298
 299 #define free_ieee80211                  free_ieee80211_rsl
 300 #define alloc_ieee80211                 alloc_ieee80211_rsl
 301
 302 #define ieee80211_rx                    ieee80211_rx_rsl
 303 #define ieee80211_rx_mgt                ieee80211_rx_mgt_rsl
 304
 305 #define ieee80211_get_beacon            ieee80211_get_beacon_rsl
 306 #define ieee80211_rtl_wake_queue                ieee80211_rtl_wake_queue_rsl
 307 #define ieee80211_rtl_stop_queue                ieee80211_rtl_stop_queue_rsl
 308 #define ieee80211_reset_queue           ieee80211_reset_queue_rsl
 309 #define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl
 310 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
 311 #define ieee80211_is_shortslot          ieee80211_is_shortslot_rsl
 312 #define ieee80211_is_54g                ieee80211_is_54g_rsl
 313 #define ieee80211_wpa_supplicant_ioctl  ieee80211_wpa_supplicant_ioctl_rsl
 314 #define ieee80211_ps_tx_ack             ieee80211_ps_tx_ack_rsl
 315 #define ieee80211_softmac_xmit          ieee80211_softmac_xmit_rsl
 316 #define ieee80211_stop_send_beacons     ieee80211_stop_send_beacons_rsl
 317 #define notify_wx_assoc_event           notify_wx_assoc_event_rsl
 318 #define SendDisassociation              SendDisassociation_rsl
 319 #define ieee80211_disassociate          ieee80211_disassociate_rsl
 320 #define ieee80211_start_send_beacons    ieee80211_start_send_beacons_rsl
 321 #define ieee80211_stop_scan             ieee80211_stop_scan_rsl
 322 #define ieee80211_send_probe_requests   ieee80211_send_probe_requests_rsl
 323 #define ieee80211_softmac_scan_syncro   ieee80211_softmac_scan_syncro_rsl
 324 #define ieee80211_start_scan_syncro     ieee80211_start_scan_syncro_rsl
 325
 326 #define ieee80211_wx_get_essid          ieee80211_wx_get_essid_rsl
 327 #define ieee80211_wx_set_essid          ieee80211_wx_set_essid_rsl
 328 #define ieee80211_wx_set_rate           ieee80211_wx_set_rate_rsl
 329 #define ieee80211_wx_get_rate           ieee80211_wx_get_rate_rsl
 330 #define ieee80211_wx_set_wap            ieee80211_wx_set_wap_rsl
 331 #define ieee80211_wx_get_wap            ieee80211_wx_get_wap_rsl
 332 #define ieee80211_wx_set_mode           ieee80211_wx_set_mode_rsl
 333 #define ieee80211_wx_get_mode           ieee80211_wx_get_mode_rsl
 334 #define ieee80211_wx_set_scan           ieee80211_wx_set_scan_rsl
 335 #define ieee80211_wx_get_freq           ieee80211_wx_get_freq_rsl
 336 #define ieee80211_wx_set_freq           ieee80211_wx_set_freq_rsl
 337 #define ieee80211_wx_set_rawtx          ieee80211_wx_set_rawtx_rsl
 338 #define ieee80211_wx_get_name           ieee80211_wx_get_name_rsl
 339 #define ieee80211_wx_set_power          ieee80211_wx_set_power_rsl
 340 #define ieee80211_wx_get_power          ieee80211_wx_get_power_rsl
 341 #define ieee80211_wlan_frequencies      ieee80211_wlan_frequencies_rsl
 342 #define ieee80211_wx_set_rts            ieee80211_wx_set_rts_rsl
 343 #define ieee80211_wx_get_rts            ieee80211_wx_get_rts_rsl
 344
 345 #define ieee80211_txb_free              ieee80211_txb_free_rsl
 346
 347 #define ieee80211_wx_set_gen_ie         ieee80211_wx_set_gen_ie_rsl
 348 #define ieee80211_wx_get_scan           ieee80211_wx_get_scan_rsl
 349 #define ieee80211_wx_set_encode         ieee80211_wx_set_encode_rsl
 350 #define ieee80211_wx_get_encode         ieee80211_wx_get_encode_rsl
 351 #if WIRELESS_EXT >= 18
 352 #define ieee80211_wx_set_mlme           ieee80211_wx_set_mlme_rsl
 353 #define ieee80211_wx_set_auth           ieee80211_wx_set_auth_rsl
 354 #define ieee80211_wx_set_encode_ext     ieee80211_wx_set_encode_ext_rsl
 355 #define ieee80211_wx_get_encode_ext     ieee80211_wx_get_encode_ext_rsl
 356 #endif
 357
 358
 359 typedef struct ieee_param {
 360         u32 cmd;
 361         u8 sta_addr[ETH_ALEN];
 362         union {
 363                 struct {
 364                         u8 name;
 365                         u32 value;
 366                 } wpa_param;
 367                 struct {
 368                         u32 len;
 369                         u8 reserved[32];
 370                         u8 data[0];
 371                 } wpa_ie;
 372                 struct{
 373                         int command;
 374                         int reason_code;
 375                 } mlme;
 376                 struct {
 377                         u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
 378                         u8 set_tx;
 379                         u32 err;
 380                         u8 idx;
 381                         u8 seq[8]; /* sequence counter (set: RX, get: TX) */
 382                         u16 key_len;
 383                         u8 key[0];
 384                 } crypt;
 385         } u;
 386 }ieee_param;
 387
 388
 389 #if WIRELESS_EXT < 17
 390 #define IW_QUAL_QUAL_INVALID   0x10
 391 #define IW_QUAL_LEVEL_INVALID  0x20
 392 #define IW_QUAL_NOISE_INVALID  0x40
 393 #define IW_QUAL_QUAL_UPDATED   0x1
 394 #define IW_QUAL_LEVEL_UPDATED  0x2
 395 #define IW_QUAL_NOISE_UPDATED  0x4
 396 #endif
 397
 398 #define MSECS(t) msecs_to_jiffies(t)
 399 #define msleep_interruptible_rsl  msleep_interruptible
 400
 401 #define IEEE80211_DATA_LEN              2304
 402 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 403    6.2.1.1.2.
 404
 405    The figure in section 7.1.2 suggests a body size of up to 2312
 406    bytes is allowed, which is a bit confusing, I suspect this
 407    represents the 2304 bytes of real data, plus a possible 8 bytes of
 408    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
 409 #define IEEE80211_1ADDR_LEN 10
 410 #define IEEE80211_2ADDR_LEN 16
 411 #define IEEE80211_3ADDR_LEN 24
 412 #define IEEE80211_4ADDR_LEN 30
 413 #define IEEE80211_FCS_LEN    4
 414 #define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
 415 #define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
 416 #define IEEE80211_MGMT_HDR_LEN 24
 417 #define IEEE80211_DATA_HDR3_LEN 24
 418 #define IEEE80211_DATA_HDR4_LEN 30
 419
 420 #define MIN_FRAG_THRESHOLD     256U
 421 #define MAX_FRAG_THRESHOLD     2346U
 422
 423
 424 /* Frame control field constants */
 425 #define IEEE80211_FCTL_VERS             0x0003
 426 #define IEEE80211_FCTL_FTYPE            0x000c
 427 #define IEEE80211_FCTL_STYPE            0x00f0
 428 #define IEEE80211_FCTL_FRAMETYPE        0x00fc
 429 #define IEEE80211_FCTL_TODS             0x0100
 430 #define IEEE80211_FCTL_FROMDS           0x0200
 431 #define IEEE80211_FCTL_DSTODS           0x0300 //added by david
 432 #define IEEE80211_FCTL_MOREFRAGS        0x0400
 433 #define IEEE80211_FCTL_RETRY            0x0800
 434 #define IEEE80211_FCTL_PM               0x1000
 435 #define IEEE80211_FCTL_MOREDATA         0x2000
 436 #define IEEE80211_FCTL_WEP              0x4000
 437 #define IEEE80211_FCTL_ORDER            0x8000
 438
 439 #define IEEE80211_FTYPE_MGMT            0x0000
 440 #define IEEE80211_FTYPE_CTL             0x0004
 441 #define IEEE80211_FTYPE_DATA            0x0008
 442
 443 /* management */
 444 #define IEEE80211_STYPE_ASSOC_REQ       0x0000
 445 #define IEEE80211_STYPE_ASSOC_RESP      0x0010
 446 #define IEEE80211_STYPE_REASSOC_REQ     0x0020
 447 #define IEEE80211_STYPE_REASSOC_RESP    0x0030
 448 #define IEEE80211_STYPE_PROBE_REQ       0x0040
 449 #define IEEE80211_STYPE_PROBE_RESP      0x0050
 450 #define IEEE80211_STYPE_BEACON          0x0080
 451 #define IEEE80211_STYPE_ATIM            0x0090
 452 #define IEEE80211_STYPE_DISASSOC        0x00A0
 453 #define IEEE80211_STYPE_AUTH            0x00B0
 454 #define IEEE80211_STYPE_DEAUTH          0x00C0
 455 #define IEEE80211_STYPE_MANAGE_ACT      0x00D0
 456
 457 /* control */
 458 #define IEEE80211_STYPE_PSPOLL          0x00A0
 459 #define IEEE80211_STYPE_RTS             0x00B0
 460 #define IEEE80211_STYPE_CTS             0x00C0
 461 #define IEEE80211_STYPE_ACK             0x00D0
 462 #define IEEE80211_STYPE_CFEND           0x00E0
 463 #define IEEE80211_STYPE_CFENDACK        0x00F0
 464 #define IEEE80211_STYPE_BLOCKACK   0x0094
 465
 466 /* data */
 467 #define IEEE80211_STYPE_DATA            0x0000
 468 #define IEEE80211_STYPE_DATA_CFACK      0x0010
 469 #define IEEE80211_STYPE_DATA_CFPOLL     0x0020
 470 #define IEEE80211_STYPE_DATA_CFACKPOLL  0x0030
 471 #define IEEE80211_STYPE_NULLFUNC        0x0040
 472 #define IEEE80211_STYPE_CFACK           0x0050
 473 #define IEEE80211_STYPE_CFPOLL          0x0060
 474 #define IEEE80211_STYPE_CFACKPOLL       0x0070
 475 #define IEEE80211_STYPE_QOS_DATA        0x0080 //added for WMM 2006/8/2
 476 #define IEEE80211_STYPE_QOS_NULL        0x00C0
 477
 478 #define IEEE80211_SCTL_FRAG             0x000F
 479 #define IEEE80211_SCTL_SEQ              0xFFF0
 480
 481 /* QOS control */
 482 #define IEEE80211_QCTL_TID              0x000F
 483
 484 #define FC_QOS_BIT                                      BIT7
 485 #define IsDataFrame(pdu)                        ( ((pdu[0] & 0x0C)==0x08) ? true : false )
 486 #define IsLegacyDataFrame(pdu)  (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
 487 //added by wb. Is this right?
 488 #define IsQoSDataFrame(pframe)  ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
 489 #define Frame_Order(pframe)     (*(u16*)pframe&IEEE80211_FCTL_ORDER)
 490 #define SN_LESS(a, b)           (((a-b)&0x800)!=0)
 491 #define SN_EQUAL(a, b)  (a == b)
 492 #define MAX_DEV_ADDR_SIZE 8
 493 typedef enum _ACT_CATEGORY{
 494         ACT_CAT_QOS = 1,
 495         ACT_CAT_DLS = 2,
 496         ACT_CAT_BA  = 3,
 497         ACT_CAT_HT  = 7,
 498         ACT_CAT_WMM = 17,
 499 } ACT_CATEGORY, *PACT_CATEGORY;
 500
 501 typedef enum _TS_ACTION{
 502         ACT_ADDTSREQ = 0,
 503         ACT_ADDTSRSP = 1,
 504         ACT_DELTS    = 2,
 505         ACT_SCHEDULE = 3,
 506 } TS_ACTION, *PTS_ACTION;
 507
 508 typedef enum _BA_ACTION{
 509         ACT_ADDBAREQ = 0,
 510         ACT_ADDBARSP = 1,
 511         ACT_DELBA    = 2,
 512 } BA_ACTION, *PBA_ACTION;
 513
 514 typedef enum _InitialGainOpType{
 515         IG_Backup=0,
 516         IG_Restore,
 517         IG_Max
 518 }InitialGainOpType;
 519
 520 /* debug macros */
 521 #define CONFIG_IEEE80211_DEBUG
 522 #ifdef CONFIG_IEEE80211_DEBUG
 523 extern u32 ieee80211_debug_level;
 524 #define IEEE80211_DEBUG(level, fmt, args...) \
 525 do { if (ieee80211_debug_level & (level)) \
 526   printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
 527 //wb added to debug out data buf
 528 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
 529 #define IEEE80211_DEBUG_DATA(level, data, datalen)      \
 530         do{ if ((ieee80211_debug_level & (level)) == (level))   \
 531                 {       \
 532                         int i;                                  \
 533                         u8* pdata = (u8*) data;                 \
 534                         printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__);   \
 535                         for(i=0; i<(int)(datalen); i++)                 \
 536                         {                                               \
 537                                 printk("%2x ", pdata[i]);               \
 538                                 if ((i+1)%16 == 0) printk("\n");        \
 539                         }                               \
 540                         printk("\n");                   \
 541                 }                                       \
 542         } while (0)
 543 #else
 544 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
 545 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
 546 #endif  /* CONFIG_IEEE80211_DEBUG */
 547
 548 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
 549
 550
 551 #define IEEE80211_DL_INFO          (1<<0)
 552 #define IEEE80211_DL_WX            (1<<1)
 553 #define IEEE80211_DL_SCAN          (1<<2)
 554 #define IEEE80211_DL_STATE         (1<<3)
 555 #define IEEE80211_DL_MGMT          (1<<4)
 556 #define IEEE80211_DL_FRAG          (1<<5)
 557 #define IEEE80211_DL_EAP           (1<<6)
 558 #define IEEE80211_DL_DROP          (1<<7)
 559
 560 #define IEEE80211_DL_TX            (1<<8)
 561 #define IEEE80211_DL_RX            (1<<9)
 562
 563 #define IEEE80211_DL_HT            (1<<10)  //HT
 564 #define IEEE80211_DL_BA            (1<<11)  //ba
 565 #define IEEE80211_DL_TS            (1<<12)  //TS
 566 #define IEEE80211_DL_QOS           (1<<13)
 567 #define IEEE80211_DL_REORDER       (1<<14)
 568 #define IEEE80211_DL_IOT           (1<<15)
 569 #define IEEE80211_DL_IPS           (1<<16)
 570 #define IEEE80211_DL_TRACE         (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
 571 #define IEEE80211_DL_DATA          (1<<30)   //use this flag to control whether print data buf out.
 572 #define IEEE80211_DL_ERR           (1<<31)   //always open
 573 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
 574 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
 575 #define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
 576
 577 #define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
 578 #define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
 579 #define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
 580 #define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
 581 #define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
 582 #define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
 583 #define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
 584 #define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
 585 #define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
 586 #define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
 587
 588 #ifdef CONFIG_IEEE80211_DEBUG
 589 /* Added by Annie, 2005-11-22. */
 590 #define MAX_STR_LEN     64
 591 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/
 592 #define PRINTABLE(_ch)  (_ch>'!' && _ch<'~')
 593 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)                                    \
 594                         if((_Comp) & level)                                                     \
 595                         {                                                                       \
 596                                 int             __i;                                            \
 597                                 u8  buffer[MAX_STR_LEN];                                        \
 598                                 int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ;       \
 599                                 memset(buffer, 0, MAX_STR_LEN);                                 \
 600                                 memcpy(buffer, (u8 *)_Ptr, length );                            \
 601                                 for( __i=0; __i<MAX_STR_LEN; __i++ )                            \
 602                                 {                                                               \
 603                                      if( !PRINTABLE(buffer[__i]) )   buffer[__i] = '?';         \
 604                                 }                                                               \
 605                                 buffer[length] = '\0';                                          \
 606                                 printk("Rtl819x: ");                                            \
 607                                 printk(_TitleString);                                         \
 608                                 printk(": %d, <%s>\n", _Len, buffer);                         \
 609                         }
 610 #else
 611 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)  do {} while (0)
 612 #endif
 613
 614 #include <linux/netdevice.h>
 615 #include <linux/if_arp.h> /* ARPHRD_ETHER */
 616
 617 #ifndef WIRELESS_SPY
 618 #define WIRELESS_SPY            // enable iwspy support
 619 #endif
 620 #include <net/iw_handler.h>     // new driver API
 621
 622 #ifndef ETH_P_PAE
 623 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
 624 #endif /* ETH_P_PAE */
 625
 626 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
 627
 628 #ifndef ETH_P_80211_RAW
 629 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
 630 #endif
 631
 632 /* IEEE 802.11 defines */
 633
 634 #define P80211_OUI_LEN 3
 635
 636 struct ieee80211_snap_hdr {
 637
 638         u8    dsap;   /* always 0xAA */
 639         u8    ssap;   /* always 0xAA */
 640         u8    ctrl;   /* always 0x03 */
 641         u8    oui[P80211_OUI_LEN];    /* organizational universal id */
 642
 643 } __attribute__ ((packed));
 644
 645 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
 646
 647 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
 648 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
 649 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
 650
 651 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
 652 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
 653 #define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 654
 655 /* Authentication algorithms */
 656 #define WLAN_AUTH_OPEN 0
 657 #define WLAN_AUTH_SHARED_KEY 1
 658 #define WLAN_AUTH_LEAP 2
 659
 660 #define WLAN_AUTH_CHALLENGE_LEN 128
 661
 662 #define WLAN_CAPABILITY_BSS (1<<0)
 663 #define WLAN_CAPABILITY_IBSS (1<<1)
 664 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
 665 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
 666 #define WLAN_CAPABILITY_PRIVACY (1<<4)
 667 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
 668 #define WLAN_CAPABILITY_PBCC (1<<6)
 669 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
 670 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
 671 #define WLAN_CAPABILITY_QOS (1<<9)
 672 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
 673 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
 674
 675 /* 802.11g ERP information element */
 676 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
 677 #define WLAN_ERP_USE_PROTECTION (1<<1)
 678 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
 679
 680 /* Status codes */
 681 enum ieee80211_statuscode {
 682         WLAN_STATUS_SUCCESS = 0,
 683         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
 684         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
 685         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
 686         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
 687         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
 688         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
 689         WLAN_STATUS_CHALLENGE_FAIL = 15,
 690         WLAN_STATUS_AUTH_TIMEOUT = 16,
 691         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
 692         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
 693         /* 802.11b */
 694         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
 695         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
 696         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
 697         /* 802.11h */
 698         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
 699         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
 700         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
 701         /* 802.11g */
 702         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
 703         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
 704         /* 802.11i */
 705         WLAN_STATUS_INVALID_IE = 40,
 706         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
 707         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
 708         WLAN_STATUS_INVALID_AKMP = 43,
 709         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
 710         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
 711         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
 712 };
 713
 714 /* Reason codes */
 715 enum ieee80211_reasoncode {
 716         WLAN_REASON_UNSPECIFIED = 1,
 717         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
 718         WLAN_REASON_DEAUTH_LEAVING = 3,
 719         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
 720         WLAN_REASON_DISASSOC_AP_BUSY = 5,
 721         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
 722         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
 723         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
 724         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
 725         /* 802.11h */
 726         WLAN_REASON_DISASSOC_BAD_POWER = 10,
 727         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
 728         /* 802.11i */
 729         WLAN_REASON_INVALID_IE = 13,
 730         WLAN_REASON_MIC_FAILURE = 14,
 731         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
 732         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
 733         WLAN_REASON_IE_DIFFERENT = 17,
 734         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
 735         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
 736         WLAN_REASON_INVALID_AKMP = 20,
 737         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
 738         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
 739         WLAN_REASON_IEEE8021X_FAILED = 23,
 740         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
 741 };
 742
 743 #define IEEE80211_STATMASK_SIGNAL (1<<0)
 744 #define IEEE80211_STATMASK_RSSI (1<<1)
 745 #define IEEE80211_STATMASK_NOISE (1<<2)
 746 #define IEEE80211_STATMASK_RATE (1<<3)
 747 #define IEEE80211_STATMASK_WEMASK 0x7
 748
 749 #define IEEE80211_CCK_MODULATION    (1<<0)
 750 #define IEEE80211_OFDM_MODULATION   (1<<1)
 751
 752 #define IEEE80211_24GHZ_BAND     (1<<0)
 753 #define IEEE80211_52GHZ_BAND     (1<<1)
 754
 755 #define IEEE80211_CCK_RATE_LEN                  4
 756 #define IEEE80211_CCK_RATE_1MB                  0x02
 757 #define IEEE80211_CCK_RATE_2MB                  0x04
 758 #define IEEE80211_CCK_RATE_5MB                  0x0B
 759 #define IEEE80211_CCK_RATE_11MB                 0x16
 760 #define IEEE80211_OFDM_RATE_LEN                 8
 761 #define IEEE80211_OFDM_RATE_6MB                 0x0C
 762 #define IEEE80211_OFDM_RATE_9MB                 0x12
 763 #define IEEE80211_OFDM_RATE_12MB                0x18
 764 #define IEEE80211_OFDM_RATE_18MB                0x24
 765 #define IEEE80211_OFDM_RATE_24MB                0x30
 766 #define IEEE80211_OFDM_RATE_36MB                0x48
 767 #define IEEE80211_OFDM_RATE_48MB                0x60
 768 #define IEEE80211_OFDM_RATE_54MB                0x6C
 769 #define IEEE80211_BASIC_RATE_MASK               0x80
 770
 771 #define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
 772 #define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
 773 #define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
 774 #define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
 775 #define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
 776 #define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
 777 #define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
 778 #define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
 779 #define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
 780 #define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
 781 #define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
 782 #define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
 783
 784 #define IEEE80211_CCK_RATES_MASK                0x0000000F
 785 #define IEEE80211_CCK_BASIC_RATES_MASK  (IEEE80211_CCK_RATE_1MB_MASK | \
 786         IEEE80211_CCK_RATE_2MB_MASK)
 787 #define IEEE80211_CCK_DEFAULT_RATES_MASK        (IEEE80211_CCK_BASIC_RATES_MASK | \
 788         IEEE80211_CCK_RATE_5MB_MASK | \
 789         IEEE80211_CCK_RATE_11MB_MASK)
 790
 791 #define IEEE80211_OFDM_RATES_MASK               0x00000FF0
 792 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
 793         IEEE80211_OFDM_RATE_12MB_MASK | \
 794         IEEE80211_OFDM_RATE_24MB_MASK)
 795 #define IEEE80211_OFDM_DEFAULT_RATES_MASK       (IEEE80211_OFDM_BASIC_RATES_MASK | \
 796         IEEE80211_OFDM_RATE_9MB_MASK  | \
 797         IEEE80211_OFDM_RATE_18MB_MASK | \
 798         IEEE80211_OFDM_RATE_36MB_MASK | \
 799         IEEE80211_OFDM_RATE_48MB_MASK | \
 800         IEEE80211_OFDM_RATE_54MB_MASK)
 801 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
 802                                 IEEE80211_CCK_DEFAULT_RATES_MASK)
 803
 804 #define IEEE80211_NUM_OFDM_RATES            8
 805 #define IEEE80211_NUM_CCK_RATES             4
 806 #define IEEE80211_OFDM_SHIFT_MASK_A         4
 807
 808
 809 /* this is stolen and modified from the madwifi driver*/
 810 #define IEEE80211_FC0_TYPE_MASK         0x0c
 811 #define IEEE80211_FC0_TYPE_DATA         0x08
 812 #define IEEE80211_FC0_SUBTYPE_MASK      0xB0
 813 #define IEEE80211_FC0_SUBTYPE_QOS       0x80
 814
 815 #define IEEE80211_QOS_HAS_SEQ(fc) \
 816         (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
 817          (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
 818
 819 /* this is stolen from ipw2200 driver */
 820 #define IEEE_IBSS_MAC_HASH_SIZE 31
 821 struct ieee_ibss_seq {
 822         u8 mac[ETH_ALEN];
 823         u16 seq_num[17];
 824         u16 frag_num[17];
 825         unsigned long packet_time[17];
 826         struct list_head list;
 827 };
 828
 829 /* NOTE: This data is for statistical purposes; not all hardware provides this
 830  *       information for frames received.  Not setting these will not cause
 831  *       any adverse affects. */
 832 struct ieee80211_rx_stats {
 833         u32 mac_time[2];
 834         s8 rssi;
 835         u8 signal;
 836         u8 noise;
 837         u16 rate; /* in 100 kbps */
 838         u8 received_channel;
 839         u8 control;
 840         u8 mask;
 841         u8 freq;
 842         u16 len;
 843         u64 tsf;
 844         u32 beacon_time;
 845         u8 nic_type;
 846         u16       Length;
 847         //      u8        DataRate;      // In 0.5 Mbps
 848         u8        SignalQuality; // in 0-100 index.
 849         s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
 850         s8        RxPower; // in dBm Translate from PWdB
 851         u8        SignalStrength; // in 0-100 index.
 852         u16       bHwError:1;
 853         u16       bCRC:1;
 854         u16       bICV:1;
 855         u16       bShortPreamble:1;
 856         u16       Antenna:1;      //for rtl8185
 857         u16       Decrypted:1;    //for rtl8185, rtl8187
 858         u16       Wakeup:1;       //for rtl8185
 859         u16       Reserved0:1;    //for rtl8185
 860         u8        AGC;
 861         u32       TimeStampLow;
 862         u32       TimeStampHigh;
 863         bool      bShift;
 864         bool      bIsQosData;             // Added by Annie, 2005-12-22.
 865         u8        UserPriority;
 866
 867         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 868         //1Attention Please!!!<11n or 8190 specific code should be put below this line>
 869         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 870
 871         u8        RxDrvInfoSize;
 872         u8        RxBufShift;
 873         bool      bIsAMPDU;
 874         bool      bFirstMPDU;
 875         bool      bContainHTC;
 876         bool      RxIs40MHzPacket;
 877         u32       RxPWDBAll;
 878         u8        RxMIMOSignalStrength[4];        // in 0~100 index
 879         s8        RxMIMOSignalQuality[2];
 880         bool      bPacketMatchBSSID;
 881         bool      bIsCCK;
 882         bool      bPacketToSelf;
 883         //added by amy
 884         u8*       virtual_address;
 885         u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
 886         u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
 887         u16          fragoffset;                        // Data offset for this fragment
 888         u16          ntotalfrag;
 889         bool              bisrxaggrsubframe;
 890         bool              bPacketBeacon;        //cosa add for rssi
 891         bool              bToSelfBA;            //cosa add for rssi
 892         char      cck_adc_pwdb[4];      //cosa add for rx path selection
 893         u16               Seq_Num;
 894
 895 };
 896
 897 /* IEEE 802.11 requires that STA supports concurrent reception of at least
 898  * three fragmented frames. This define can be increased to support more
 899  * concurrent frames, but it should be noted that each entry can consume about
 900  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
 901 #define IEEE80211_FRAG_CACHE_LEN 4
 902
 903 struct ieee80211_frag_entry {
 904         unsigned long first_frag_time;
 905         unsigned int seq;
 906         unsigned int last_frag;
 907         struct sk_buff *skb;
 908         u8 src_addr[ETH_ALEN];
 909         u8 dst_addr[ETH_ALEN];
 910 };
 911
 912 struct ieee80211_stats {
 913         unsigned int tx_unicast_frames;
 914         unsigned int tx_multicast_frames;
 915         unsigned int tx_fragments;
 916         unsigned int tx_unicast_octets;
 917         unsigned int tx_multicast_octets;
 918         unsigned int tx_deferred_transmissions;
 919         unsigned int tx_single_retry_frames;
 920         unsigned int tx_multiple_retry_frames;
 921         unsigned int tx_retry_limit_exceeded;
 922         unsigned int tx_discards;
 923         unsigned int rx_unicast_frames;
 924         unsigned int rx_multicast_frames;
 925         unsigned int rx_fragments;
 926         unsigned int rx_unicast_octets;
 927         unsigned int rx_multicast_octets;
 928         unsigned int rx_fcs_errors;
 929         unsigned int rx_discards_no_buffer;
 930         unsigned int tx_discards_wrong_sa;
 931         unsigned int rx_discards_undecryptable;
 932         unsigned int rx_message_in_msg_fragments;
 933         unsigned int rx_message_in_bad_msg_fragments;
 934 };
 935
 936 struct ieee80211_device;
 937
 938 #include "ieee80211_crypt.h"
 939
 940 #define SEC_KEY_1         (1<<0)
 941 #define SEC_KEY_2         (1<<1)
 942 #define SEC_KEY_3         (1<<2)
 943 #define SEC_KEY_4         (1<<3)
 944 #define SEC_ACTIVE_KEY    (1<<4)
 945 #define SEC_AUTH_MODE     (1<<5)
 946 #define SEC_UNICAST_GROUP (1<<6)
 947 #define SEC_LEVEL         (1<<7)
 948 #define SEC_ENABLED       (1<<8)
 949 #define SEC_ENCRYPT       (1<<9)
 950
 951 #define SEC_LEVEL_0      0 /* None */
 952 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
 953 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
 954 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
 955 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
 956
 957 #define SEC_ALG_NONE            0
 958 #define SEC_ALG_WEP             1
 959 #define SEC_ALG_TKIP            2
 960 #define SEC_ALG_CCMP            3
 961
 962 #define WEP_KEYS                4
 963 #define WEP_KEY_LEN             13
 964 #define SCM_KEY_LEN             32
 965 #define SCM_TEMPORAL_KEY_LENGTH 16
 966
 967 struct ieee80211_security {
 968         u16 active_key:2,
 969             enabled:1,
 970             auth_mode:2,
 971             auth_algo:4,
 972             unicast_uses_group:1,
 973             encrypt:1;
 974         u8 key_sizes[WEP_KEYS];
 975         u8 keys[WEP_KEYS][SCM_KEY_LEN];
 976         u8 level;
 977         u16 flags;
 978 } __attribute__ ((packed));
 979
 980
 981 /*
 982  802.11 data frame from AP
 983       ,-------------------------------------------------------------------.
 984 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
 985       |------|------|---------|---------|---------|------|---------|------|
 986 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
 987       |      | tion | (BSSID) |         |         | ence |  data   |      |
 988       `-------------------------------------------------------------------'
 989 Total: 28-2340 bytes
 990 */
 991
 992 /* Management Frame Information Element Types */
 993 enum ieee80211_mfie {
 994         MFIE_TYPE_SSID = 0,
 995         MFIE_TYPE_RATES = 1,
 996         MFIE_TYPE_FH_SET = 2,
 997         MFIE_TYPE_DS_SET = 3,
 998         MFIE_TYPE_CF_SET = 4,
 999         MFIE_TYPE_TIM = 5,
1000         MFIE_TYPE_IBSS_SET = 6,
1001         MFIE_TYPE_COUNTRY = 7,
1002         MFIE_TYPE_HOP_PARAMS = 8,
1003         MFIE_TYPE_HOP_TABLE = 9,
1004         MFIE_TYPE_REQUEST = 10,
1005         MFIE_TYPE_CHALLENGE = 16,
1006         MFIE_TYPE_POWER_CONSTRAINT = 32,
1007         MFIE_TYPE_POWER_CAPABILITY = 33,
1008         MFIE_TYPE_TPC_REQUEST = 34,
1009         MFIE_TYPE_TPC_REPORT = 35,
1010         MFIE_TYPE_SUPP_CHANNELS = 36,
1011         MFIE_TYPE_CSA = 37,
1012         MFIE_TYPE_MEASURE_REQUEST = 38,
1013         MFIE_TYPE_MEASURE_REPORT = 39,
1014         MFIE_TYPE_QUIET = 40,
1015         MFIE_TYPE_IBSS_DFS = 41,
1016         MFIE_TYPE_ERP = 42,
1017         MFIE_TYPE_RSN = 48,
1018         MFIE_TYPE_RATES_EX = 50,
1019         MFIE_TYPE_HT_CAP= 45,
1020          MFIE_TYPE_HT_INFO= 61,
1021          MFIE_TYPE_AIRONET=133,
1022         MFIE_TYPE_GENERIC = 221,
1023         MFIE_TYPE_QOS_PARAMETER = 222,
1024 };
1025
1026 /* Minimal header; can be used for passing 802.11 frames with sufficient
1027  * information to determine what type of underlying data type is actually
1028  * stored in the data. */
1029 struct ieee80211_hdr {
1030         __le16 frame_ctl;
1031         __le16 duration_id;
1032         u8 payload[0];
1033 } __attribute__ ((packed));
1034
1035 struct ieee80211_hdr_1addr {
1036         __le16 frame_ctl;
1037         __le16 duration_id;
1038         u8 addr1[ETH_ALEN];
1039         u8 payload[0];
1040 } __attribute__ ((packed));
1041
1042 struct ieee80211_hdr_2addr {
1043         __le16 frame_ctl;
1044         __le16 duration_id;
1045         u8 addr1[ETH_ALEN];
1046         u8 addr2[ETH_ALEN];
1047         u8 payload[0];
1048 } __attribute__ ((packed));
1049
1050 struct ieee80211_hdr_3addr {
1051         __le16 frame_ctl;
1052         __le16 duration_id;
1053         u8 addr1[ETH_ALEN];
1054         u8 addr2[ETH_ALEN];
1055         u8 addr3[ETH_ALEN];
1056         __le16 seq_ctl;
1057         u8 payload[0];
1058 } __attribute__ ((packed));
1059
1060 struct ieee80211_hdr_4addr {
1061         __le16 frame_ctl;
1062         __le16 duration_id;
1063         u8 addr1[ETH_ALEN];
1064         u8 addr2[ETH_ALEN];
1065         u8 addr3[ETH_ALEN];
1066         __le16 seq_ctl;
1067         u8 addr4[ETH_ALEN];
1068         u8 payload[0];
1069 } __attribute__ ((packed));
1070
1071 struct ieee80211_hdr_3addrqos {
1072         __le16 frame_ctl;
1073         __le16 duration_id;
1074         u8 addr1[ETH_ALEN];
1075         u8 addr2[ETH_ALEN];
1076         u8 addr3[ETH_ALEN];
1077         __le16 seq_ctl;
1078         u8 payload[0];
1079         __le16 qos_ctl;
1080 } __attribute__ ((packed));
1081
1082 struct ieee80211_hdr_4addrqos {
1083         __le16 frame_ctl;
1084         __le16 duration_id;
1085         u8 addr1[ETH_ALEN];
1086         u8 addr2[ETH_ALEN];
1087         u8 addr3[ETH_ALEN];
1088         __le16 seq_ctl;
1089         u8 addr4[ETH_ALEN];
1090         u8 payload[0];
1091         __le16 qos_ctl;
1092 } __attribute__ ((packed));
1093
1094 struct ieee80211_info_element {
1095         u8 id;
1096         u8 len;
1097         u8 data[0];
1098 } __attribute__ ((packed));
1099
1100 struct ieee80211_authentication {
1101         struct ieee80211_hdr_3addr header;
1102         __le16 algorithm;
1103         __le16 transaction;
1104         __le16 status;
1105         /*challenge*/
1106         struct ieee80211_info_element info_element[0];
1107 } __attribute__ ((packed));
1108
1109 struct ieee80211_disassoc {
1110         struct ieee80211_hdr_3addr header;
1111         __le16 reason;
1112 } __attribute__ ((packed));
1113
1114 struct ieee80211_probe_request {
1115         struct ieee80211_hdr_3addr header;
1116         /* SSID, supported rates */
1117         struct ieee80211_info_element info_element[0];
1118 } __attribute__ ((packed));
1119
1120 struct ieee80211_probe_response {
1121         struct ieee80211_hdr_3addr header;
1122         u32 time_stamp[2];
1123         __le16 beacon_interval;
1124         __le16 capability;
1125         /* SSID, supported rates, FH params, DS params,
1126          * CF params, IBSS params, TIM (if beacon), RSN */
1127         struct ieee80211_info_element info_element[0];
1128 } __attribute__ ((packed));
1129
1130 /* Alias beacon for probe_response */
1131 #define ieee80211_beacon ieee80211_probe_response
1132
1133 struct ieee80211_assoc_request_frame {
1134         struct ieee80211_hdr_3addr header;
1135         __le16 capability;
1136         __le16 listen_interval;
1137         /* SSID, supported rates, RSN */
1138         struct ieee80211_info_element info_element[0];
1139 } __attribute__ ((packed));
1140
1141 struct ieee80211_reassoc_request_frame {
1142         struct ieee80211_hdr_3addr header;
1143         __le16 capability;
1144         __le16 listen_interval;
1145         u8 current_ap[ETH_ALEN];
1146         /* SSID, supported rates, RSN */
1147         struct ieee80211_info_element info_element[0];
1148 } __attribute__ ((packed));
1149
1150 struct ieee80211_assoc_response_frame {
1151         struct ieee80211_hdr_3addr header;
1152         __le16 capability;
1153         __le16 status;
1154         __le16 aid;
1155         struct ieee80211_info_element info_element[0]; /* supported rates */
1156 } __attribute__ ((packed));
1157
1158 struct ieee80211_txb {
1159         u8 nr_frags;
1160         u8 encrypted;
1161         u8 queue_index;
1162         u8 rts_included;
1163         u16 reserved;
1164         __le16 frag_size;
1165         __le16 payload_size;
1166         struct sk_buff *fragments[0];
1167 };
1168
1169 #define MAX_TX_AGG_COUNT                  16
1170 struct ieee80211_drv_agg_txb {
1171         u8 nr_drv_agg_frames;
1172         struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1173 }__attribute__((packed));
1174
1175 #define MAX_SUBFRAME_COUNT                64
1176 struct ieee80211_rxb {
1177         u8 nr_subframes;
1178         struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1179         u8 dst[ETH_ALEN];
1180         u8 src[ETH_ALEN];
1181 }__attribute__((packed));
1182
1183 typedef union _frameqos {
1184         u16 shortdata;
1185         u8  chardata[2];
1186         struct {
1187                 u16 tid:4;
1188                 u16 eosp:1;
1189                 u16 ack_policy:2;
1190                 u16 reserved:1;
1191                 u16 txop:8;
1192         }field;
1193 }frameqos,*pframeqos;
1194
1195 /* SWEEP TABLE ENTRIES NUMBER*/
1196 #define MAX_SWEEP_TAB_ENTRIES             42
1197 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1198 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1199  * only use 8, and then use extended rates for the remaining supported
1200  * rates.  Other APs, however, stick all of their supported rates on the
1201  * main rates information element... */
1202 #define MAX_RATES_LENGTH                  ((u8)12)
1203 #define MAX_RATES_EX_LENGTH               ((u8)16)
1204 #define MAX_NETWORK_COUNT                  128
1205
1206 #define MAX_CHANNEL_NUMBER                 161
1207 #define IEEE80211_SOFTMAC_SCAN_TIME        100
1208 //(HZ / 2)
1209 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1210
1211 #define CRC_LENGTH                 4U
1212
1213 #define MAX_WPA_IE_LEN 64
1214
1215 #define NETWORK_EMPTY_ESSID (1<<0)
1216 #define NETWORK_HAS_OFDM    (1<<1)
1217 #define NETWORK_HAS_CCK     (1<<2)
1218
1219 /* QoS structure */
1220 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1221 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1222 #define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
1223                                          NETWORK_HAS_QOS_INFORMATION)
1224 /* 802.11h */
1225 #define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1226 #define NETWORK_HAS_CSA                 (1<<6)
1227 #define NETWORK_HAS_QUIET               (1<<7)
1228 #define NETWORK_HAS_IBSS_DFS            (1<<8)
1229 #define NETWORK_HAS_TPC_REPORT          (1<<9)
1230
1231 #define NETWORK_HAS_ERP_VALUE           (1<<10)
1232
1233 #define QOS_QUEUE_NUM                   4
1234 #define QOS_OUI_LEN                     3
1235 #define QOS_OUI_TYPE                    2
1236 #define QOS_ELEMENT_ID                  221
1237 #define QOS_OUI_INFO_SUB_TYPE           0
1238 #define QOS_OUI_PARAM_SUB_TYPE          1
1239 #define QOS_VERSION_1                   1
1240 #define QOS_AIFSN_MIN_VALUE             2
1241 struct ieee80211_qos_information_element {
1242         u8 elementID;
1243         u8 length;
1244         u8 qui[QOS_OUI_LEN];
1245         u8 qui_type;
1246         u8 qui_subtype;
1247         u8 version;
1248         u8 ac_info;
1249 } __attribute__ ((packed));
1250
1251 struct ieee80211_qos_ac_parameter {
1252         u8 aci_aifsn;
1253         u8 ecw_min_max;
1254         __le16 tx_op_limit;
1255 } __attribute__ ((packed));
1256
1257 struct ieee80211_qos_parameter_info {
1258         struct ieee80211_qos_information_element info_element;
1259         u8 reserved;
1260         struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1261 } __attribute__ ((packed));
1262
1263 struct ieee80211_qos_parameters {
1264         __le16 cw_min[QOS_QUEUE_NUM];
1265         __le16 cw_max[QOS_QUEUE_NUM];
1266         u8 aifs[QOS_QUEUE_NUM];
1267         u8 flag[QOS_QUEUE_NUM];
1268         __le16 tx_op_limit[QOS_QUEUE_NUM];
1269 } __attribute__ ((packed));
1270
1271 struct ieee80211_qos_data {
1272         struct ieee80211_qos_parameters parameters;
1273         int active;
1274         int supported;
1275         u8 param_count;
1276         u8 old_param_count;
1277 };
1278
1279 struct ieee80211_tim_parameters {
1280         u8 tim_count;
1281         u8 tim_period;
1282 } __attribute__ ((packed));
1283
1284 //#else
1285 struct ieee80211_wmm_ac_param {
1286         u8 ac_aci_acm_aifsn;
1287         u8 ac_ecwmin_ecwmax;
1288         u16 ac_txop_limit;
1289 };
1290
1291 struct ieee80211_wmm_ts_info {
1292         u8 ac_dir_tid;
1293         u8 ac_up_psb;
1294         u8 reserved;
1295 } __attribute__ ((packed));
1296
1297 struct ieee80211_wmm_tspec_elem {
1298         struct ieee80211_wmm_ts_info ts_info;
1299         u16 norm_msdu_size;
1300         u16 max_msdu_size;
1301         u32 min_serv_inter;
1302         u32 max_serv_inter;
1303         u32 inact_inter;
1304         u32 suspen_inter;
1305         u32 serv_start_time;
1306         u32 min_data_rate;
1307         u32 mean_data_rate;
1308         u32 peak_data_rate;
1309         u32 max_burst_size;
1310         u32 delay_bound;
1311         u32 min_phy_rate;
1312         u16 surp_band_allow;
1313         u16 medium_time;
1314 }__attribute__((packed));
1315 enum eap_type {
1316         EAP_PACKET = 0,
1317         EAPOL_START,
1318         EAPOL_LOGOFF,
1319         EAPOL_KEY,
1320         EAPOL_ENCAP_ASF_ALERT
1321 };
1322
1323 static const char *eap_types[] = {
1324         [EAP_PACKET]            = "EAP-Packet",
1325         [EAPOL_START]           = "EAPOL-Start",
1326         [EAPOL_LOGOFF]          = "EAPOL-Logoff",
1327         [EAPOL_KEY]             = "EAPOL-Key",
1328         [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
1329 };
1330
1331 static inline const char *eap_get_type(int type)
1332 {
1333         return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1334 }
1335 //added by amy for reorder
1336 static inline u8 Frame_QoSTID(u8* buf)
1337 {
1338         struct ieee80211_hdr_3addr *hdr;
1339         u16 fc;
1340         hdr = (struct ieee80211_hdr_3addr *)buf;
1341         fc = le16_to_cpu(hdr->frame_ctl);
1342         return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1343 }
1344
1345 //added by amy for reorder
1346
1347 struct eapol {
1348         u8 snap[6];
1349         u16 ethertype;
1350         u8 version;
1351         u8 type;
1352         u16 length;
1353 } __attribute__ ((packed));
1354
1355 struct ieee80211_softmac_stats{
1356         unsigned int rx_ass_ok;
1357         unsigned int rx_ass_err;
1358         unsigned int rx_probe_rq;
1359         unsigned int tx_probe_rs;
1360         unsigned int tx_beacons;
1361         unsigned int rx_auth_rq;
1362         unsigned int rx_auth_rs_ok;
1363         unsigned int rx_auth_rs_err;
1364         unsigned int tx_auth_rq;
1365         unsigned int no_auth_rs;
1366         unsigned int no_ass_rs;
1367         unsigned int tx_ass_rq;
1368         unsigned int rx_ass_rq;
1369         unsigned int tx_probe_rq;
1370         unsigned int reassoc;
1371         unsigned int swtxstop;
1372         unsigned int swtxawake;
1373         unsigned char CurrentShowTxate;
1374         unsigned char last_packet_rate;
1375         unsigned int txretrycount;
1376 };
1377
1378 #define BEACON_PROBE_SSID_ID_POSITION 12
1379
1380 struct ieee80211_info_element_hdr {
1381         u8 id;
1382         u8 len;
1383 } __attribute__ ((packed));
1384
1385 /*
1386  * These are the data types that can make up management packets
1387  *
1388         u16 auth_algorithm;
1389         u16 auth_sequence;
1390         u16 beacon_interval;
1391         u16 capability;
1392         u8 current_ap[ETH_ALEN];
1393         u16 listen_interval;
1394         struct {
1395                 u16 association_id:14, reserved:2;
1396         } __attribute__ ((packed));
1397         u32 time_stamp[2];
1398         u16 reason;
1399         u16 status;
1400 */
1401
1402 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1403 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1404
1405 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1406 #define MAX_SP_Len  (WMM_all_frame << 4)
1407 #define IEEE80211_QOS_TID 0x0f
1408 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1409
1410 #define IEEE80211_DTIM_MBCAST 4
1411 #define IEEE80211_DTIM_UCAST 2
1412 #define IEEE80211_DTIM_VALID 1
1413 #define IEEE80211_DTIM_INVALID 0
1414
1415 #define IEEE80211_PS_DISABLED 0
1416 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1417 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1418
1419 //added by David for QoS 2006/6/30
1420 //#define WMM_Hang_8187
1421 #ifdef WMM_Hang_8187
1422 #undef WMM_Hang_8187
1423 #endif
1424
1425 #define WME_AC_BK   0x00
1426 #define WME_AC_BE   0x01
1427 #define WME_AC_VI   0x02
1428 #define WME_AC_VO   0x03
1429 #define WME_ACI_MASK 0x03
1430 #define WME_AIFSN_MASK 0x03
1431 #define WME_AC_PRAM_LEN 16
1432
1433 #define MAX_RECEIVE_BUFFER_SIZE 9100
1434
1435 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1436 //#define UP2AC(up)     ((up<3) ? ((up==0)?1:0) : (up>>1))
1437 #define UP2AC(up) (                \
1438         ((up) < 1) ? WME_AC_BE : \
1439         ((up) < 3) ? WME_AC_BK : \
1440         ((up) < 4) ? WME_AC_BE : \
1441         ((up) < 6) ? WME_AC_VI : \
1442         WME_AC_VO)
1443 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1444 #define AC2UP(_ac)      (       \
1445         ((_ac) == WME_AC_VO) ? 6 : \
1446         ((_ac) == WME_AC_VI) ? 5 : \
1447         ((_ac) == WME_AC_BK) ? 1 : \
1448         0)
1449
1450 #define ETHER_ADDR_LEN          6       /* length of an Ethernet address */
1451 #define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
1452
1453 struct  ether_header {
1454         u8 ether_dhost[ETHER_ADDR_LEN];
1455         u8 ether_shost[ETHER_ADDR_LEN];
1456         u16 ether_type;
1457 } __attribute__((packed));
1458
1459 #ifndef ETHERTYPE_PAE
1460 #define ETHERTYPE_PAE   0x888e          /* EAPOL PAE/802.1x */
1461 #endif
1462 #ifndef ETHERTYPE_IP
1463 #define ETHERTYPE_IP    0x0800          /* IP protocol */
1464 #endif
1465
1466 typedef struct _bss_ht{
1467
1468         bool                            support_ht;
1469
1470         // HT related elements
1471         u8                                      ht_cap_buf[32];
1472         u16                                     ht_cap_len;
1473         u8                                      ht_info_buf[32];
1474         u16                                     ht_info_len;
1475
1476         HT_SPEC_VER                     ht_spec_ver;
1477         //HT_CAPABILITY_ELE                     bdHTCapEle;
1478         //HT_INFORMATION_ELE            bdHTInfoEle;
1479
1480         bool                            aggregation;
1481         bool                            long_slot_time;
1482 }bss_ht, *pbss_ht;
1483
1484 typedef enum _erp_t{
1485         ERP_NonERPpresent       = 0x01,
1486         ERP_UseProtection       = 0x02,
1487         ERP_BarkerPreambleMode = 0x04,
1488 } erp_t;
1489
1490
1491 struct ieee80211_network {
1492         /* These entries are used to identify a unique network */
1493         u8 bssid[ETH_ALEN];
1494         u8 channel;
1495         /* Ensure null-terminated for any debug msgs */
1496         u8 ssid[IW_ESSID_MAX_SIZE + 1];
1497         u8 ssid_len;
1498         struct ieee80211_qos_data qos_data;
1499
1500         //added by amy for LEAP
1501         bool    bWithAironetIE;
1502         bool    bCkipSupported;
1503         bool    bCcxRmEnable;
1504         u16     CcxRmState[2];
1505         // CCXv4 S59, MBSSID.
1506         bool    bMBssidValid;
1507         u8      MBssidMask;
1508         u8      MBssid[6];
1509         // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1510         bool    bWithCcxVerNum;
1511         u8      BssCcxVerNumber;
1512         /* These are network statistics */
1513         struct ieee80211_rx_stats stats;
1514         u16 capability;
1515         u8  rates[MAX_RATES_LENGTH];
1516         u8  rates_len;
1517         u8  rates_ex[MAX_RATES_EX_LENGTH];
1518         u8  rates_ex_len;
1519         unsigned long last_scanned;
1520         u8  mode;
1521         u32 flags;
1522         u32 last_associate;
1523         u32 time_stamp[2];
1524         u16 beacon_interval;
1525         u16 listen_interval;
1526         u16 atim_window;
1527         u8  erp_value;
1528         u8  wpa_ie[MAX_WPA_IE_LEN];
1529         size_t wpa_ie_len;
1530         u8  rsn_ie[MAX_WPA_IE_LEN];
1531         size_t rsn_ie_len;
1532
1533         struct ieee80211_tim_parameters tim;
1534         u8  dtim_period;
1535         u8  dtim_data;
1536         u32 last_dtim_sta_time[2];
1537
1538         //appeded for QoS
1539         u8 wmm_info;
1540         struct ieee80211_wmm_ac_param wmm_param[4];
1541         u8 QoS_Enable;
1542 #ifdef THOMAS_TURBO
1543         u8 Turbo_Enable;//enable turbo mode, added by thomas
1544 #endif
1545 #ifdef ENABLE_DOT11D
1546         u16 CountryIeLen;
1547         u8 CountryIeBuf[MAX_IE_LEN];
1548 #endif
1549         // HT Related, by amy, 2008.04.29
1550         BSS_HT  bssht;
1551         // Add to handle broadcom AP management frame CCK rate.
1552         bool broadcom_cap_exist;
1553         bool ralink_cap_exist;
1554         bool atheros_cap_exist;
1555         bool cisco_cap_exist;
1556         bool unknown_cap_exist;
1557 //      u8      berp_info;
1558         bool    berp_info_valid;
1559         bool buseprotection;
1560         //put at the end of the structure.
1561         struct list_head list;
1562 };
1563
1564 enum ieee80211_state {
1565
1566         /* the card is not linked at all */
1567         IEEE80211_NOLINK = 0,
1568
1569         /* IEEE80211_ASSOCIATING* are for BSS client mode
1570          * the driver shall not perform RX filtering unless
1571          * the state is LINKED.
1572          * The driver shall just check for the state LINKED and
1573          * defaults to NOLINK for ALL the other states (including
1574          * LINKED_SCANNING)
1575          */
1576
1577         /* the association procedure will start (wq scheduling)*/
1578         IEEE80211_ASSOCIATING,
1579         IEEE80211_ASSOCIATING_RETRY,
1580
1581         /* the association procedure is sending AUTH request*/
1582         IEEE80211_ASSOCIATING_AUTHENTICATING,
1583
1584         /* the association procedure has successfully authentcated
1585          * and is sending association request
1586          */
1587         IEEE80211_ASSOCIATING_AUTHENTICATED,
1588
1589         /* the link is ok. the card associated to a BSS or linked
1590          * to a ibss cell or acting as an AP and creating the bss
1591          */
1592         IEEE80211_LINKED,
1593
1594         /* same as LINKED, but the driver shall apply RX filter
1595          * rules as we are in NO_LINK mode. As the card is still
1596          * logically linked, but it is doing a syncro site survey
1597          * then it will be back to LINKED state.
1598          */
1599         IEEE80211_LINKED_SCANNING,
1600
1601 };
1602
1603 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1604 #define DEFAULT_FTS 2346
1605
1606 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1607 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1608 #define CFG_IEEE80211_RTS (1<<2)
1609
1610 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1611 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1612 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1613                                   IEEE80211_24GHZ_MIN_CHANNEL + 1)
1614
1615 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1616 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1617 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1618                                   IEEE80211_52GHZ_MIN_CHANNEL + 1)
1619
1620 typedef struct tx_pending_t{
1621         int frag;
1622         struct ieee80211_txb *txb;
1623 }tx_pending_t;
1624
1625 typedef struct _bandwidth_autoswitch
1626 {
1627         long threshold_20Mhzto40Mhz;
1628         long    threshold_40Mhzto20Mhz;
1629         bool bforced_tx20Mhz;
1630         bool bautoswitch_enable;
1631 }bandwidth_autoswitch,*pbandwidth_autoswitch;
1632
1633
1634 //added by amy for order
1635
1636 #define REORDER_WIN_SIZE        128
1637 #define REORDER_ENTRY_NUM       128
1638 typedef struct _RX_REORDER_ENTRY
1639 {
1640         struct list_head        List;
1641         u16                     SeqNum;
1642         struct ieee80211_rxb* prxb;
1643 } RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1644 //added by amy for order
1645 typedef enum _Fsync_State{
1646         Default_Fsync,
1647         HW_Fsync,
1648         SW_Fsync
1649 }Fsync_State;
1650
1651 // Power save mode configured.
1652 typedef enum _RT_PS_MODE
1653 {
1654         eActive,        // Active/Continuous access.
1655         eMaxPs,         // Max power save mode.
1656         eFastPs         // Fast power save mode.
1657 }RT_PS_MODE;
1658
1659 typedef enum _IPS_CALLBACK_FUNCION
1660 {
1661         IPS_CALLBACK_NONE = 0,
1662         IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1663         IPS_CALLBACK_JOIN_REQUEST = 2,
1664 }IPS_CALLBACK_FUNCION;
1665
1666 typedef enum _RT_JOIN_ACTION{
1667         RT_JOIN_INFRA   = 1,
1668         RT_JOIN_IBSS  = 2,
1669         RT_START_IBSS = 3,
1670         RT_NO_ACTION  = 4,
1671 }RT_JOIN_ACTION;
1672
1673 typedef struct _IbssParms{
1674         u16   atimWin;
1675 }IbssParms, *PIbssParms;
1676 #define MAX_NUM_RATES   264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
1677
1678 // RF state.
1679 typedef enum _RT_RF_POWER_STATE
1680 {
1681         eRfOn,
1682         eRfSleep,
1683         eRfOff
1684 }RT_RF_POWER_STATE;
1685
1686 typedef struct _RT_POWER_SAVE_CONTROL
1687 {
1688
1689         //
1690         // Inactive Power Save(IPS) : Disable RF when disconnected
1691         //
1692         bool                            bInactivePs;
1693         bool                            bIPSModeBackup;
1694         bool                            bSwRfProcessing;
1695         RT_RF_POWER_STATE       eInactivePowerState;
1696         struct work_struct      InactivePsWorkItem;
1697         struct timer_list       InactivePsTimer;
1698
1699         // Return point for join action
1700         IPS_CALLBACK_FUNCION    ReturnPoint;
1701
1702         // Recored Parameters for rescheduled JoinRequest
1703         bool                            bTmpBssDesc;
1704         RT_JOIN_ACTION          tmpJoinAction;
1705         struct ieee80211_network tmpBssDesc;
1706
1707         // Recored Parameters for rescheduled MgntLinkRequest
1708         bool                            bTmpScanOnly;
1709         bool                            bTmpActiveScan;
1710         bool                            bTmpFilterHiddenAP;
1711         bool                            bTmpUpdateParms;
1712         u8                                      tmpSsidBuf[33];
1713         OCTET_STRING                    tmpSsid2Scan;
1714         bool                            bTmpSsid2Scan;
1715         u8                                      tmpNetworkType;
1716         u8                                      tmpChannelNumber;
1717         u16                                     tmpBcnPeriod;
1718         u8                                      tmpDtimPeriod;
1719         u16                                     tmpmCap;
1720         OCTET_STRING                    tmpSuppRateSet;
1721         u8                                      tmpSuppRateBuf[MAX_NUM_RATES];
1722         bool                            bTmpSuppRate;
1723         IbssParms                               tmpIbpm;
1724         bool                            bTmpIbpm;
1725
1726         //
1727         // Leisre Poswer Save : Disable RF if connected but traffic is not busy
1728         //
1729         bool                            bLeisurePs;
1730
1731 }RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL;
1732
1733 typedef u32 RT_RF_CHANGE_SOURCE;
1734 #define RF_CHANGE_BY_SW BIT31
1735 #define RF_CHANGE_BY_HW BIT30
1736 #define RF_CHANGE_BY_PS BIT29
1737 #define RF_CHANGE_BY_IPS BIT28
1738 #define RF_CHANGE_BY_INIT       0       // Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1739
1740 #ifdef ENABLE_DOT11D
1741 typedef enum
1742 {
1743         COUNTRY_CODE_FCC = 0,
1744         COUNTRY_CODE_IC = 1,
1745         COUNTRY_CODE_ETSI = 2,
1746         COUNTRY_CODE_SPAIN = 3,
1747         COUNTRY_CODE_FRANCE = 4,
1748         COUNTRY_CODE_MKK = 5,
1749         COUNTRY_CODE_MKK1 = 6,
1750         COUNTRY_CODE_ISRAEL = 7,
1751         COUNTRY_CODE_TELEC,
1752         COUNTRY_CODE_MIC,
1753         COUNTRY_CODE_GLOBAL_DOMAIN
1754 }country_code_type_t;
1755 #endif
1756
1757 #define RT_MAX_LD_SLOT_NUM      10
1758 typedef struct _RT_LINK_DETECT_T{
1759
1760         u32                             NumRecvBcnInPeriod;
1761         u32                             NumRecvDataInPeriod;
1762
1763         u32                             RxBcnNum[RT_MAX_LD_SLOT_NUM];   // number of Rx beacon / CheckForHang_period  to determine link status
1764         u32                             RxDataNum[RT_MAX_LD_SLOT_NUM];  // number of Rx data / CheckForHang_period  to determine link status
1765         u16                             SlotNum;        // number of CheckForHang period to determine link status
1766         u16                             SlotIndex;
1767
1768         u32                             NumTxOkInPeriod;
1769         u32                             NumRxOkInPeriod;
1770         bool                            bBusyTraffic;
1771 }RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1772
1773
1774 struct ieee80211_device {
1775         struct net_device *dev;
1776         struct ieee80211_security sec;
1777
1778         //hw security related
1779 //      u8 hwsec_support; //support?
1780         u8 hwsec_active;  //hw security active.
1781         bool is_silent_reset;
1782         bool is_roaming;
1783         bool ieee_up;
1784         //added by amy
1785         bool bSupportRemoteWakeUp;
1786         RT_PS_MODE      dot11PowerSaveMode; // Power save mode configured.
1787         bool actscanning;
1788         bool beinretry;
1789         RT_RF_POWER_STATE               eRFPowerState;
1790         RT_RF_CHANGE_SOURCE     RfOffReason;
1791         bool is_set_key;
1792         //11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1793
1794         //11n HT below
1795         PRT_HIGH_THROUGHPUT     pHTInfo;
1796         //struct timer_list             SwBwTimer;
1797 //      spinlock_t chnlop_spinlock;
1798         spinlock_t bw_spinlock;
1799
1800         spinlock_t reorder_spinlock;
1801         // for HT operation rate set.  we use this one for HT data rate to separate different descriptors
1802         //the way fill this is the same as in the IE
1803         u8      Regdot11HTOperationalRateSet[16];               //use RATR format
1804         u8      dot11HTOperationalRateSet[16];          //use RATR format
1805         u8      RegHTSuppRateSet[16];
1806         u8                              HTCurrentOperaRate;
1807         u8                              HTHighestOperaRate;
1808         //wb added for rate operation mode to firmware
1809         u8      bTxDisableRateFallBack;
1810         u8      bTxUseDriverAssingedRate;
1811         atomic_t        atm_chnlop;
1812         atomic_t        atm_swbw;
1813 //      u8      HTHighestOperaRate;
1814 //      u8      HTCurrentOperaRate;
1815
1816         // 802.11e and WMM Traffic Stream Info (TX)
1817         struct list_head                Tx_TS_Admit_List;
1818         struct list_head                Tx_TS_Pending_List;
1819         struct list_head                Tx_TS_Unused_List;
1820         TX_TS_RECORD            TxTsRecord[TOTAL_TS_NUM];
1821         // 802.11e and WMM Traffic Stream Info (RX)
1822         struct list_head                Rx_TS_Admit_List;
1823         struct list_head                Rx_TS_Pending_List;
1824         struct list_head                Rx_TS_Unused_List;
1825         RX_TS_RECORD            RxTsRecord[TOTAL_TS_NUM];
1826 //#ifdef TO_DO_LIST
1827         RX_REORDER_ENTRY        RxReorderEntry[128];
1828         struct list_head                RxReorder_Unused_List;
1829 //#endif
1830         // Qos related. Added by Annie, 2005-11-01.
1831 //      PSTA_QOS                        pStaQos;
1832         u8                              ForcedPriority;         // Force per-packet priority 1~7. (default: 0, not to force it.)
1833
1834
1835         /* Bookkeeping structures */
1836         struct net_device_stats stats;
1837         struct ieee80211_stats ieee_stats;
1838         struct ieee80211_softmac_stats softmac_stats;
1839
1840         /* Probe / Beacon management */
1841         struct list_head network_free_list;
1842         struct list_head network_list;
1843         struct ieee80211_network *networks;
1844         int scans;
1845         int scan_age;
1846
1847         int iw_mode; /* operating mode (IW_MODE_*) */
1848         struct iw_spy_data spy_data;
1849
1850         spinlock_t lock;
1851         spinlock_t wpax_suitlist_lock;
1852
1853         int tx_headroom; /* Set to size of any additional room needed at front
1854                           * of allocated Tx SKBs */
1855         u32 config;
1856
1857         /* WEP and other encryption related settings at the device level */
1858         int open_wep; /* Set to 1 to allow unencrypted frames */
1859         int auth_mode;
1860         int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1861                                  * WEP key changes */
1862
1863         /* If the host performs {en,de}cryption, then set to 1 */
1864         int host_encrypt;
1865         int host_encrypt_msdu;
1866         int host_decrypt;
1867         /* host performs multicast decryption */
1868         int host_mc_decrypt;
1869
1870         /* host should strip IV and ICV from protected frames */
1871         /* meaningful only when hardware decryption is being used */
1872         int host_strip_iv_icv;
1873
1874         int host_open_frag;
1875         int host_build_iv;
1876         int ieee802_1x; /* is IEEE 802.1X used */
1877
1878         /* WPA data */
1879         bool bHalfWirelessN24GMode;
1880         int wpa_enabled;
1881         int drop_unencrypted;
1882         int tkip_countermeasures;
1883         int privacy_invoked;
1884         size_t wpa_ie_len;
1885         u8 *wpa_ie;
1886         u8 ap_mac_addr[6];
1887         u16 pairwise_key_type;
1888         u16 group_key_type;
1889         struct list_head crypt_deinit_list;
1890         struct ieee80211_crypt_data *crypt[WEP_KEYS];
1891         int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1892         struct timer_list crypt_deinit_timer;
1893         int crypt_quiesced;
1894
1895         int bcrx_sta_key; /* use individual keys to override default keys even
1896                            * with RX of broad/multicast frames */
1897
1898         /* Fragmentation structures */
1899         // each streaming contain a entry
1900         struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1901         unsigned int frag_next_idx[17];
1902         u16 fts; /* Fragmentation Threshold */
1903 #define DEFAULT_RTS_THRESHOLD 2346U
1904 #define MIN_RTS_THRESHOLD 1
1905 #define MAX_RTS_THRESHOLD 2346U
1906         u16 rts; /* RTS threshold */
1907
1908         /* Association info */
1909         u8 bssid[ETH_ALEN];
1910
1911         /* This stores infos for the current network.
1912          * Either the network we are associated in INFRASTRUCTURE
1913          * or the network that we are creating in MASTER mode.
1914          * ad-hoc is a mixture ;-).
1915          * Note that in infrastructure mode, even when not associated,
1916          * fields bssid and essid may be valid (if wpa_set and essid_set
1917          * are true) as thy carry the value set by the user via iwconfig
1918          */
1919         struct ieee80211_network current_network;
1920
1921         enum ieee80211_state state;
1922
1923         int short_slot;
1924         int reg_mode;
1925         int mode;       /* A, B, G */
1926         int modulation; /* CCK, OFDM */
1927         int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
1928         int abg_true;   /* ABG flag              */
1929
1930         /* used for forcing the ibss workqueue to terminate
1931          * without wait for the syncro scan to terminate
1932          */
1933         short sync_scan_hurryup;
1934
1935         int perfect_rssi;
1936         int worst_rssi;
1937
1938         u16 prev_seq_ctl;       /* used to drop duplicate frames */
1939
1940         /* map of allowed channels. 0 is dummy */
1941 #ifdef ENABLE_DOT11D
1942         void* pDot11dInfo;
1943         bool bGlobalDomain;
1944 #else
1945         int channel_map[MAX_CHANNEL_NUMBER+1];
1946 #endif
1947         int rate;       /* current rate */
1948         int basic_rate;
1949         short active_scan;
1950
1951         /* this contains flags for selectively enable softmac support */
1952         u16 softmac_features;
1953
1954         /* if the sequence control field is not filled by HW */
1955         u16 seq_ctrl[5];
1956
1957         /* association procedure transaction sequence number */
1958         u16 associate_seq;
1959
1960         /* AID for RTXed association responses */
1961         u16 assoc_id;
1962
1963         /* power save mode related*/
1964         u8 ack_tx_to_ieee;
1965         short ps;
1966         short sta_sleep;
1967         int ps_timeout;
1968         int ps_period;
1969         struct tasklet_struct ps_task;
1970         u32 ps_th;
1971         u32 ps_tl;
1972
1973         short raw_tx;
1974         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1975         short queue_stop;
1976         short scanning;
1977         short proto_started;
1978
1979         struct semaphore wx_sem;
1980         struct semaphore scan_sem;
1981
1982         spinlock_t mgmt_tx_lock;
1983         spinlock_t beacon_lock;
1984
1985         short beacon_txing;
1986
1987         short wap_set;
1988         short ssid_set;
1989
1990         u8  wpax_type_set;    //{added by David, 2006.9.28}
1991         u32 wpax_type_notify; //{added by David, 2006.9.26}
1992
1993         /* QoS related flag */
1994         char init_wmmparam_flag;
1995         /* set on initialization */
1996         u8  qos_support;
1997
1998         /* for discarding duplicated packets in IBSS */
1999         struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
2000
2001         /* for discarding duplicated packets in BSS */
2002         u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2003         u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2004         unsigned long last_packet_time[17];
2005
2006         /* for PS mode */
2007         unsigned long last_rx_ps_time;
2008
2009         /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2010         struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
2011         int mgmt_queue_head;
2012         int mgmt_queue_tail;
2013 //{ added for rtl819x
2014 #define IEEE80211_QUEUE_LIMIT 128
2015         u8 AsocRetryCount;
2016         unsigned int hw_header;
2017         struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
2018         struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
2019         struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
2020         u32     sta_edca_param[4];
2021         bool aggregation;
2022         // Enable/Disable Rx immediate BA capability.
2023         bool enable_rx_imm_BA;
2024         bool bibsscoordinator;
2025
2026         //+by amy for DM ,080515
2027         //Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
2028         bool    bdynamic_txpower_enable;
2029
2030         bool bCTSToSelfEnable;
2031         u8      CTSToSelfTH;
2032
2033         u32     fsync_time_interval;
2034         u32     fsync_rate_bitmap;
2035         u8      fsync_rssi_threshold;
2036         bool    bfsync_enable;
2037
2038         u8      fsync_multiple_timeinterval;            // FsyncMultipleTimeInterval * FsyncTimeInterval
2039         u32     fsync_firstdiff_ratethreshold;          // low threshold
2040         u32     fsync_seconddiff_ratethreshold;  // decrease threshold
2041         Fsync_State                     fsync_state;
2042         bool            bis_any_nonbepkts;
2043         //20Mhz 40Mhz AutoSwitch Threshold
2044         bandwidth_autoswitch bandwidth_auto_switch;
2045         //for txpower tracking
2046         bool FwRWRF;
2047
2048         //added by amy for AP roaming
2049         RT_LINK_DETECT_T        LinkDetectInfo;
2050         //added by amy for ps
2051         RT_POWER_SAVE_CONTROL   PowerSaveControl;
2052 //}
2053         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
2054         struct  tx_pending_t tx_pending;
2055
2056         /* used if IEEE_SOFTMAC_ASSOCIATE is set */
2057         struct timer_list associate_timer;
2058
2059         /* used if IEEE_SOFTMAC_BEACONS is set */
2060         struct timer_list beacon_timer;
2061
2062         struct work_struct associate_complete_wq;
2063         struct work_struct associate_procedure_wq;
2064         struct delayed_work softmac_scan_wq;
2065         struct delayed_work associate_retry_wq;
2066          struct delayed_work start_ibss_wq;
2067          struct delayed_work hw_wakeup_wq;
2068         struct delayed_work hw_sleep_wq;
2069         struct work_struct wx_sync_scan_wq;
2070         struct workqueue_struct *wq;
2071         // Qos related. Added by Annie, 2005-11-01.
2072         //STA_QOS  StaQos;
2073
2074         //u32 STA_EDCA_PARAM[4];
2075         //CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2076
2077
2078         /* Callback functions */
2079         void (*set_security)(struct net_device *dev,
2080                              struct ieee80211_security *sec);
2081
2082         /* Used to TX data frame by using txb structs.
2083          * this is not used if in the softmac_features
2084          * is set the flag IEEE_SOFTMAC_TX_QUEUE
2085          */
2086         int (*hard_start_xmit)(struct ieee80211_txb *txb,
2087                                struct net_device *dev);
2088
2089         int (*reset_port)(struct net_device *dev);
2090         int (*is_queue_full) (struct net_device * dev, int pri);
2091
2092         int (*handle_management) (struct net_device * dev,
2093                                   struct ieee80211_network * network, u16 type);
2094         int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2095
2096         /* Softmac-generated frames (mamagement) are TXed via this
2097          * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2098          * not set. As some cards may have different HW queues that
2099          * one might want to use for data and management frames
2100          * the option to have two callbacks might be useful.
2101          * This fucntion can't sleep.
2102          */
2103         int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2104                                struct net_device *dev);
2105
2106         /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2107          * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2108          * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2109          * then also management frames are sent via this callback.
2110          * This function can't sleep.
2111          */
2112         void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2113                                struct net_device *dev,int rate);
2114
2115         /* stops the HW queue for DATA frames. Useful to avoid
2116          * waste time to TX data frame when we are reassociating
2117          * This function can sleep.
2118          */
2119         void (*data_hard_stop)(struct net_device *dev);
2120
2121         /* OK this is complementar to data_poll_hard_stop */
2122         void (*data_hard_resume)(struct net_device *dev);
2123
2124         /* ask to the driver to retune the radio .
2125          * This function can sleep. the driver should ensure
2126          * the radio has been swithced before return.
2127          */
2128         void (*set_chan)(struct net_device *dev,short ch);
2129
2130         /* These are not used if the ieee stack takes care of
2131          * scanning (IEEE_SOFTMAC_SCAN feature set).
2132          * In this case only the set_chan is used.
2133          *
2134          * The syncro version is similar to the start_scan but
2135          * does not return until all channels has been scanned.
2136          * this is called in user context and should sleep,
2137          * it is called in a work_queue when swithcing to ad-hoc mode
2138          * or in behalf of iwlist scan when the card is associated
2139          * and root user ask for a scan.
2140          * the fucntion stop_scan should stop both the syncro and
2141          * background scanning and can sleep.
2142          * The fucntion start_scan should initiate the background
2143          * scanning and can't sleep.
2144          */
2145         void (*scan_syncro)(struct net_device *dev);
2146         void (*start_scan)(struct net_device *dev);
2147         void (*stop_scan)(struct net_device *dev);
2148
2149         /* indicate the driver that the link state is changed
2150          * for example it may indicate the card is associated now.
2151          * Driver might be interested in this to apply RX filter
2152          * rules or simply light the LINK led
2153          */
2154         void (*link_change)(struct net_device *dev);
2155
2156         /* these two function indicates to the HW when to start
2157          * and stop to send beacons. This is used when the
2158          * IEEE_SOFTMAC_BEACONS is not set. For now the
2159          * stop_send_bacons is NOT guaranteed to be called only
2160          * after start_send_beacons.
2161          */
2162         void (*start_send_beacons) (struct net_device *dev);
2163         void (*stop_send_beacons) (struct net_device *dev);
2164
2165         /* power save mode related */
2166         void (*sta_wake_up) (struct net_device *dev);
2167 //      void (*ps_request_tx_ack) (struct net_device *dev);
2168         void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2169         short (*ps_is_queue_empty) (struct net_device *dev);
2170         int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network);
2171         int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network);
2172
2173
2174         /* check whether Tx hw resouce available */
2175         short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2176         //added by wb for HT related
2177 //      void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2178         void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2179 //      void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2180         bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
2181         void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
2182         bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
2183         void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2184
2185         /* This must be the last item so that it points to the data
2186          * allocated beyond this structure by alloc_ieee80211 */
2187         u8 priv[0];
2188 };
2189
2190 #define IEEE_A            (1<<0)
2191 #define IEEE_B            (1<<1)
2192 #define IEEE_G            (1<<2)
2193 #define IEEE_N_24G                (1<<4)
2194 #define IEEE_N_5G                 (1<<5)
2195 #define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2196
2197 /* Generate a 802.11 header */
2198
2199 /* Uses the channel change callback directly
2200  * instead of [start/stop] scan callbacks
2201  */
2202 #define IEEE_SOFTMAC_SCAN (1<<2)
2203
2204 /* Perform authentication and association handshake */
2205 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2206
2207 /* Generate probe requests */
2208 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2209
2210 /* Generate respones to probe requests */
2211 #define IEEE_SOFTMAC_PROBERS (1<<5)
2212
2213 /* The ieee802.11 stack will manages the netif queue
2214  * wake/stop for the driver, taking care of 802.11
2215  * fragmentation. See softmac.c for details. */
2216 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2217
2218 /* Uses only the softmac_data_hard_start_xmit
2219  * even for TX management frames.
2220  */
2221 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2222
2223 /* Generate beacons.  The stack will enqueue beacons
2224  * to the card
2225  */
2226 #define IEEE_SOFTMAC_BEACONS (1<<6)
2227
2228 static inline void *ieee80211_priv(struct net_device *dev)
2229 {
2230         return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2231 }
2232
2233 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2234 {
2235         /* Single white space is for Linksys APs */
2236         if (essid_len == 1 && essid[0] == ' ')
2237                 return 1;
2238
2239         /* Otherwise, if the entire essid is 0, we assume it is hidden */
2240         while (essid_len) {
2241                 essid_len--;
2242                 if (essid[essid_len] != '\0')
2243                         return 0;
2244         }
2245
2246         return 1;
2247 }
2248
2249 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2250 {
2251         /*
2252          * It is possible for both access points and our device to support
2253          * combinations of modes, so as long as there is one valid combination
2254          * of ap/device supported modes, then return success
2255          *
2256          */
2257         if ((mode & IEEE_A) &&
2258             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2259             (ieee->freq_band & IEEE80211_52GHZ_BAND))
2260                 return 1;
2261
2262         if ((mode & IEEE_G) &&
2263             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2264             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2265                 return 1;
2266
2267         if ((mode & IEEE_B) &&
2268             (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2269             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2270                 return 1;
2271
2272         return 0;
2273 }
2274
2275 extern inline int ieee80211_get_hdrlen(u16 fc)
2276 {
2277         int hdrlen = IEEE80211_3ADDR_LEN;
2278
2279         switch (WLAN_FC_GET_TYPE(fc)) {
2280         case IEEE80211_FTYPE_DATA:
2281                 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2282                         hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2283                 if(IEEE80211_QOS_HAS_SEQ(fc))
2284                         hdrlen += 2; /* QOS ctrl*/
2285                 break;
2286         case IEEE80211_FTYPE_CTL:
2287                 switch (WLAN_FC_GET_STYPE(fc)) {
2288                 case IEEE80211_STYPE_CTS:
2289                 case IEEE80211_STYPE_ACK:
2290                         hdrlen = IEEE80211_1ADDR_LEN;
2291                         break;
2292                 default:
2293                         hdrlen = IEEE80211_2ADDR_LEN;
2294                         break;
2295                 }
2296                 break;
2297         }
2298
2299         return hdrlen;
2300 }
2301
2302 static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
2303 {
2304         switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2305         case IEEE80211_1ADDR_LEN:
2306                 return ((struct ieee80211_hdr_1addr *)hdr)->payload;
2307         case IEEE80211_2ADDR_LEN:
2308                 return ((struct ieee80211_hdr_2addr *)hdr)->payload;
2309         case IEEE80211_3ADDR_LEN:
2310                 return ((struct ieee80211_hdr_3addr *)hdr)->payload;
2311         case IEEE80211_4ADDR_LEN:
2312                 return ((struct ieee80211_hdr_4addr *)hdr)->payload;
2313         }
2314         return NULL;
2315 }
2316
2317 static inline int ieee80211_is_ofdm_rate(u8 rate)
2318 {
2319         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2320         case IEEE80211_OFDM_RATE_6MB:
2321         case IEEE80211_OFDM_RATE_9MB:
2322         case IEEE80211_OFDM_RATE_12MB:
2323         case IEEE80211_OFDM_RATE_18MB:
2324         case IEEE80211_OFDM_RATE_24MB:
2325         case IEEE80211_OFDM_RATE_36MB:
2326         case IEEE80211_OFDM_RATE_48MB:
2327         case IEEE80211_OFDM_RATE_54MB:
2328                 return 1;
2329         }
2330         return 0;
2331 }
2332
2333 static inline int ieee80211_is_cck_rate(u8 rate)
2334 {
2335         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2336         case IEEE80211_CCK_RATE_1MB:
2337         case IEEE80211_CCK_RATE_2MB:
2338         case IEEE80211_CCK_RATE_5MB:
2339         case IEEE80211_CCK_RATE_11MB:
2340                 return 1;
2341         }
2342         return 0;
2343 }
2344
2345
2346 /* ieee80211.c */
2347 extern void free_ieee80211(struct net_device *dev);
2348 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2349
2350 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2351
2352 /* ieee80211_tx.c */
2353
2354 extern int ieee80211_encrypt_fragment(
2355         struct ieee80211_device *ieee,
2356         struct sk_buff *frag,
2357         int hdr_len);
2358
2359 extern int ieee80211_rtl_xmit(struct sk_buff *skb,
2360                           struct net_device *dev);
2361 extern void ieee80211_txb_free(struct ieee80211_txb *);
2362
2363
2364 /* ieee80211_rx.c */
2365 extern int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2366                         struct ieee80211_rx_stats *rx_stats);
2367 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2368                              struct ieee80211_hdr_4addr *header,
2369                              struct ieee80211_rx_stats *stats);
2370
2371 /* ieee80211_wx.c */
2372 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2373                                  struct iw_request_info *info,
2374                                  union iwreq_data *wrqu, char *key);
2375 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2376                                    struct iw_request_info *info,
2377                                    union iwreq_data *wrqu, char *key);
2378 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2379                                    struct iw_request_info *info,
2380                                    union iwreq_data *wrqu, char *key);
2381 #if WIRELESS_EXT >= 18
2382 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2383                             struct iw_request_info *info,
2384                             union iwreq_data* wrqu, char *extra);
2385 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2386                             struct iw_request_info *info,
2387                             union iwreq_data* wrqu, char *extra);
2388 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2389                                struct iw_request_info *info,
2390                                struct iw_param *data, char *extra);
2391 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2392                                struct iw_request_info *info,
2393                                union iwreq_data *wrqu, char *extra);
2394 #endif
2395 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2396
2397 /* ieee80211_softmac.c */
2398 extern short ieee80211_is_54g(struct ieee80211_network net);
2399 extern short ieee80211_is_shortslot(struct ieee80211_network net);
2400 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2401                         struct ieee80211_rx_stats *rx_stats, u16 type,
2402                         u16 stype);
2403 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2404
2405 void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
2406 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2407
2408 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2409 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2410 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2411 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2412 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2413 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2414 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2415 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2416 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2417 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2418 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2419 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2420 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2421 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2422 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2423 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2424 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2425 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2426 extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
2427 extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
2428 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2429 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2430 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2431 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2432 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2433 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2434
2435 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2436
2437 /* ieee80211_crypt_ccmp&tkip&wep.c */
2438 extern void ieee80211_tkip_null(void);
2439 extern void ieee80211_wep_null(void);
2440 extern void ieee80211_ccmp_null(void);
2441
2442 /* ieee80211_softmac_wx.c */
2443
2444 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2445                             struct iw_request_info *info,
2446                             union iwreq_data *wrqu, char *ext);
2447
2448 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2449                          struct iw_request_info *info,
2450                          union iwreq_data *awrq,
2451                          char *extra);
2452
2453 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2454
2455 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2456                              struct iw_request_info *info,
2457                              union iwreq_data *wrqu, char *extra);
2458
2459 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2460                              struct iw_request_info *info,
2461                              union iwreq_data *wrqu, char *extra);
2462
2463 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2464                              union iwreq_data *wrqu, char *b);
2465
2466 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2467                              union iwreq_data *wrqu, char *b);
2468
2469 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2470                               struct iw_request_info *a,
2471                               union iwreq_data *wrqu, char *extra);
2472
2473 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2474                              union iwreq_data *wrqu, char *b);
2475
2476 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2477                              union iwreq_data *wrqu, char *b);
2478
2479 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2480                              union iwreq_data *wrqu, char *b);
2481
2482 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2483 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2484
2485
2486 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2487                                struct iw_request_info *info,
2488                                union iwreq_data *wrqu, char *extra);
2489
2490 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2491                              struct iw_request_info *info,
2492                              union iwreq_data *wrqu, char *extra);
2493
2494 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2495                                  struct iw_request_info *info,
2496                                  union iwreq_data *wrqu, char *extra);
2497
2498 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2499                                  struct iw_request_info *info,
2500                                  union iwreq_data *wrqu, char *extra);
2501
2502 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2503                              struct iw_request_info *info,
2504                              union iwreq_data *wrqu, char *extra);
2505
2506 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2507                              struct iw_request_info *info,
2508                              union iwreq_data *wrqu, char *extra);
2509 //HT
2510 #define MAX_RECEIVE_BUFFER_SIZE 9100  //
2511 extern void HTDebugHTCapability(u8* CapIE, u8* TitleString );
2512 extern void HTDebugHTInfo(u8*  InfoIE, u8* TitleString);
2513
2514 void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET    Offset);
2515 extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee);
2516 extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt);
2517 extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt);
2518 extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len);
2519 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2520 extern void HTInitializeHTInfo(struct ieee80211_device* ieee);
2521 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2522 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2523 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee,   struct ieee80211_network * pNetwork);
2524 extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter);
2525 extern u8 MCS_FILTER_ALL[];
2526 extern u16 MCS_DATA_RATE[2][2][77] ;
2527 extern u8 HTCCheck(struct ieee80211_device* ieee, u8*   pFrame);
2528 //extern void HTSetConnectBwModeCallback(unsigned long data);
2529 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT  pHTInfo);
2530 extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee);
2531 extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee,  u8      nMcsRate);
2532 extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate);
2533 extern u16  TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate);
2534 //function in BAPROC.c
2535 extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb);
2536 extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb);
2537 extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb);
2538 extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD   pTS, u8 Policy, u8 bOverwritePending);
2539 extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2540 extern void BaSetupTimeOut(unsigned long data);
2541 extern void TxBaInactTimeout(unsigned long data);
2542 extern void RxBaInactTimeout(unsigned long data);
2543 extern void ResetBaEntry( PBA_RECORD pBA);
2544 //function in TS.c
2545 extern bool GetTs(
2546         struct ieee80211_device*        ieee,
2547         PTS_COMMON_INFO                 *ppTS,
2548         u8*                             Addr,
2549         u8                              TID,
2550         TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
2551         bool                            bAddNewTs
2552         );
2553 extern void TSInitialize(struct ieee80211_device *ieee);
2554 extern  void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD   pTxTS);
2555 extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr);
2556 extern void RemoveAllTS(struct ieee80211_device* ieee);
2557 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2558
2559 extern const long ieee80211_wlan_frequencies[];
2560
2561 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2562 {
2563         ieee->scans++;
2564 }
2565
2566 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2567 {
2568         return ieee->scans;
2569 }
2570
2571 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2572         static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2573         const char *s = essid;
2574         char *d = escaped;
2575
2576         if (ieee80211_is_empty_essid(essid, essid_len)) {
2577                 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2578                 return escaped;
2579         }
2580
2581         essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2582         while (essid_len--) {
2583                 if (*s == '\0') {
2584                         *d++ = '\\';
2585                         *d++ = '0';
2586                         s++;
2587                 } else {
2588                         *d++ = *s++;
2589                 }
2590         }
2591         *d = '\0';
2592         return escaped;
2593 }
2594
2595 /* For the function is more related to hardware setting, it's better to use the
2596  * ieee handler to refer to it.
2597  */
2598 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2599 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2600 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2601                 struct ieee80211_info_element *info_element,
2602                 u16 length,
2603                 struct ieee80211_network *network,
2604                 struct ieee80211_rx_stats *stats);
2605
2606 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8  index);
2607 #define RT_ASOC_RETRY_LIMIT     5
2608 #endif /* IEEE80211_H */