drivers/staging/rtl8192u/ieee80211/ieee80211.h

   1 /*
   2  * Merged with mainline ieee80211.h in Aug 2004.  Original ieee802_11
   3  * remains copyright by the original authors
   4  *
   5  * Portions of the merged code are based on Host AP (software wireless
   6  * LAN access point) driver for Intersil Prism2/2.5/3.
   7  *
   8  * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
   9  * <jkmaline@cc.hut.fi>
  10  * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
  11  *
  12  * Adaption to a generic IEEE 802.11 stack by James Ketrenos
  13  * <jketreno@linux.intel.com>
  14  * Copyright (c) 2004, Intel Corporation
  15  *
  16  * Modified for Realtek's wi-fi cards by Andrea Merello
  17  * <andreamrl@tiscali.it>
  18  *
  19  * This program is free software; you can redistribute it and/or modify
  20  * it under the terms of the GNU General Public License version 2 as
  21  * published by the Free Software Foundation. See README and COPYING for
  22  * more details.
  23  */
  24 #ifndef IEEE80211_H
  25 #define IEEE80211_H
  26 #include <linux/if_ether.h> /* ETH_ALEN */
  27 #include <linux/kernel.h>   /* ARRAY_SIZE */
  28 #include <linux/module.h>
  29 #include <linux/jiffies.h>
  30 #include <linux/timer.h>
  31 #include <linux/sched.h>
  32 #include <linux/semaphore.h>
  33 #include <linux/interrupt.h>
  34
  35 #include <linux/delay.h>
  36 #include <linux/wireless.h>
  37
  38 #include "rtl819x_HT.h"
  39 #include "rtl819x_BA.h"
  40 #include "rtl819x_TS.h"
  41
  42
  43 #ifndef IW_MODE_MONITOR
  44 #define IW_MODE_MONITOR 6
  45 #endif
  46
  47 #ifndef IWEVCUSTOM
  48 #define IWEVCUSTOM 0x8c02
  49 #endif
  50
  51
  52 #ifndef container_of
  53 /**
  54  * container_of - cast a member of a structure out to the containing structure
  55  *
  56  * @ptr:        the pointer to the member.
  57  * @type:       the type of the container struct this is embedded in.
  58  * @member:     the name of the member within the struct.
  59  *
  60  */
  61 #define container_of(ptr, type, member) ({                      \
  62         const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
  63         (type *)( (char *)__mptr - offsetof(type,member) );})
  64 #endif
  65
  66 #define KEY_TYPE_NA             0x0
  67 #define KEY_TYPE_WEP40          0x1
  68 #define KEY_TYPE_TKIP           0x2
  69 #define KEY_TYPE_CCMP           0x4
  70 #define KEY_TYPE_WEP104         0x5
  71
  72 /* added for rtl819x tx procedure */
  73 #define MAX_QUEUE_SIZE          0x10
  74
  75 //
  76 // 8190 queue mapping
  77 //
  78 #define BK_QUEUE                               0
  79 #define BE_QUEUE                               1
  80 #define VI_QUEUE                               2
  81 #define VO_QUEUE                               3
  82 #define HCCA_QUEUE                             4
  83 #define TXCMD_QUEUE                            5
  84 #define MGNT_QUEUE                             6
  85 #define HIGH_QUEUE                             7
  86 #define BEACON_QUEUE                           8
  87
  88 #define LOW_QUEUE                              BE_QUEUE
  89 #define NORMAL_QUEUE                           MGNT_QUEUE
  90
  91 //added by amy for ps
  92 #define SWRF_TIMEOUT                            50
  93
  94 //added by amy for LEAP related
  95 #define IE_CISCO_FLAG_POSITION          0x08    // Flag byte: byte 8, numbered from 0.
  96 #define SUPPORT_CKIP_MIC                        0x08    // bit3
  97 #define SUPPORT_CKIP_PK                 0x10    // bit4
  98 /* defined for skb cb field */
  99 /* At most 28 byte */
 100 typedef struct cb_desc {
 101         /* Tx Desc Related flags (8-9) */
 102         u8 bLastIniPkt:1;
 103         u8 bCmdOrInit:1;
 104         u8 bFirstSeg:1;
 105         u8 bLastSeg:1;
 106         u8 bEncrypt:1;
 107         u8 bTxDisableRateFallBack:1;
 108         u8 bTxUseDriverAssingedRate:1;
 109         u8 bHwSec:1; //indicate whether use Hw security. WB
 110
 111         u8 reserved1;
 112
 113         /* Tx Firmware Relaged flags (10-11)*/
 114         u8 bCTSEnable:1;
 115         u8 bRTSEnable:1;
 116         u8 bUseShortGI:1;
 117         u8 bUseShortPreamble:1;
 118         u8 bTxEnableFwCalcDur:1;
 119         u8 bAMPDUEnable:1;
 120         u8 bRTSSTBC:1;
 121         u8 RTSSC:1;
 122
 123         u8 bRTSBW:1;
 124         u8 bPacketBW:1;
 125         u8 bRTSUseShortPreamble:1;
 126         u8 bRTSUseShortGI:1;
 127         u8 bMulticast:1;
 128         u8 bBroadcast:1;
 129         //u8 reserved2:2;
 130         u8 drv_agg_enable:1;
 131         u8 reserved2:1;
 132
 133         /* Tx Desc related element(12-19) */
 134         u8 rata_index;
 135         u8 queue_index;
 136         //u8 reserved3;
 137         //u8 reserved4;
 138         u16 txbuf_size;
 139         //u8 reserved5;
 140         u8 RATRIndex;
 141         u8 reserved6;
 142         u8 reserved7;
 143         u8 reserved8;
 144
 145         /* Tx firmware related element(20-27) */
 146         u8 data_rate;
 147         u8 rts_rate;
 148         u8 ampdu_factor;
 149         u8 ampdu_density;
 150         //u8 reserved9;
 151         //u8 reserved10;
 152         //u8 reserved11;
 153         u8 DrvAggrNum;
 154         u16 pkt_size;
 155         u8 reserved12;
 156 }cb_desc, *pcb_desc;
 157
 158 /*--------------------------Define -------------------------------------------*/
 159 #define MGN_1M                  0x02
 160 #define MGN_2M                  0x04
 161 #define MGN_5_5M                0x0b
 162 #define MGN_11M                 0x16
 163
 164 #define MGN_6M                  0x0c
 165 #define MGN_9M                  0x12
 166 #define MGN_12M                 0x18
 167 #define MGN_18M                 0x24
 168 #define MGN_24M                 0x30
 169 #define MGN_36M                 0x48
 170 #define MGN_48M                 0x60
 171 #define MGN_54M                 0x6c
 172
 173 #define MGN_MCS0                0x80
 174 #define MGN_MCS1                0x81
 175 #define MGN_MCS2                0x82
 176 #define MGN_MCS3                0x83
 177 #define MGN_MCS4                0x84
 178 #define MGN_MCS5                0x85
 179 #define MGN_MCS6                0x86
 180 #define MGN_MCS7                0x87
 181 #define MGN_MCS8                0x88
 182 #define MGN_MCS9                0x89
 183 #define MGN_MCS10               0x8a
 184 #define MGN_MCS11               0x8b
 185 #define MGN_MCS12               0x8c
 186 #define MGN_MCS13               0x8d
 187 #define MGN_MCS14               0x8e
 188 #define MGN_MCS15               0x8f
 189
 190 //----------------------------------------------------------------------------
 191 //              802.11 Management frame Reason Code field
 192 //----------------------------------------------------------------------------
 193 enum    _ReasonCode{
 194         unspec_reason   = 0x1,
 195         auth_not_valid  = 0x2,
 196         deauth_lv_ss    = 0x3,
 197         inactivity              = 0x4,
 198         ap_overload     = 0x5,
 199         class2_err              = 0x6,
 200         class3_err              = 0x7,
 201         disas_lv_ss     = 0x8,
 202         asoc_not_auth   = 0x9,
 203
 204         //----MIC_CHECK
 205         mic_failure     = 0xe,
 206         //----END MIC_CHECK
 207
 208         // Reason code defined in 802.11i D10.0 p.28.
 209         invalid_IE              = 0x0d,
 210         four_way_tmout  = 0x0f,
 211         two_way_tmout   = 0x10,
 212         IE_dismatch     = 0x11,
 213         invalid_Gcipher = 0x12,
 214         invalid_Pcipher = 0x13,
 215         invalid_AKMP    = 0x14,
 216         unsup_RSNIEver = 0x15,
 217         invalid_RSNIE   = 0x16,
 218         auth_802_1x_fail= 0x17,
 219         ciper_reject            = 0x18,
 220
 221         // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15.
 222         QoS_unspec              = 0x20, // 32
 223         QAP_bandwidth   = 0x21, // 33
 224         poor_condition  = 0x22, // 34
 225         no_facility     = 0x23, // 35
 226                                                         // Where is 36???
 227         req_declined    = 0x25, // 37
 228         invalid_param   = 0x26, // 38
 229         req_not_honored= 0x27,  // 39
 230         TS_not_created  = 0x2F, // 47
 231         DL_not_allowed  = 0x30, // 48
 232         dest_not_exist  = 0x31, // 49
 233         dest_not_QSTA   = 0x32, // 50
 234 };
 235
 236
 237
 238 #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
 239
 240 #define MGMT_QUEUE_NUM 5
 241
 242 #define IEEE_CMD_SET_WPA_PARAM                  1
 243 #define IEEE_CMD_SET_WPA_IE                     2
 244 #define IEEE_CMD_SET_ENCRYPTION                 3
 245 #define IEEE_CMD_MLME                           4
 246
 247 #define IEEE_PARAM_WPA_ENABLED                  1
 248 #define IEEE_PARAM_TKIP_COUNTERMEASURES         2
 249 #define IEEE_PARAM_DROP_UNENCRYPTED             3
 250 #define IEEE_PARAM_PRIVACY_INVOKED              4
 251 #define IEEE_PARAM_AUTH_ALGS                    5
 252 #define IEEE_PARAM_IEEE_802_1X                  6
 253 //It should consistent with the driver_XXX.c
 254 //   David, 2006.9.26
 255 #define IEEE_PARAM_WPAX_SELECT                  7
 256 //Added for notify the encryption type selection
 257 //   David, 2006.9.26
 258 #define IEEE_PROTO_WPA                          1
 259 #define IEEE_PROTO_RSN                          2
 260 //Added for notify the encryption type selection
 261 //   David, 2006.9.26
 262 #define IEEE_WPAX_USEGROUP                      0
 263 #define IEEE_WPAX_WEP40                         1
 264 #define IEEE_WPAX_TKIP                          2
 265 #define IEEE_WPAX_WRAP                          3
 266 #define IEEE_WPAX_CCMP                          4
 267 #define IEEE_WPAX_WEP104                        5
 268
 269 #define IEEE_KEY_MGMT_IEEE8021X                 1
 270 #define IEEE_KEY_MGMT_PSK                       2
 271
 272 #define IEEE_MLME_STA_DEAUTH                    1
 273 #define IEEE_MLME_STA_DISASSOC                  2
 274
 275
 276 #define IEEE_CRYPT_ERR_UNKNOWN_ALG              2
 277 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR             3
 278 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED        4
 279 #define IEEE_CRYPT_ERR_KEY_SET_FAILED           5
 280 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED        6
 281 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED         7
 282
 283
 284 #define IEEE_CRYPT_ALG_NAME_LEN                 16
 285
 286 #define MAX_IE_LEN  0xff
 287
 288 // added for kernel conflict
 289 #define ieee80211_crypt_deinit_entries  ieee80211_crypt_deinit_entries_rsl
 290 #define ieee80211_crypt_deinit_handler  ieee80211_crypt_deinit_handler_rsl
 291 #define ieee80211_crypt_delayed_deinit  ieee80211_crypt_delayed_deinit_rsl
 292 #define ieee80211_register_crypto_ops   ieee80211_register_crypto_ops_rsl
 293 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
 294 #define ieee80211_get_crypto_ops        ieee80211_get_crypto_ops_rsl
 295
 296 #define ieee80211_ccmp_null             ieee80211_ccmp_null_rsl
 297
 298 #define ieee80211_tkip_null             ieee80211_tkip_null_rsl
 299
 300 #define ieee80211_wep_null              ieee80211_wep_null_rsl
 301
 302 #define free_ieee80211                  free_ieee80211_rsl
 303 #define alloc_ieee80211                 alloc_ieee80211_rsl
 304
 305 #define ieee80211_rx                    ieee80211_rx_rsl
 306 #define ieee80211_rx_mgt                ieee80211_rx_mgt_rsl
 307
 308 #define ieee80211_get_beacon            ieee80211_get_beacon_rsl
 309 #define ieee80211_wake_queue            ieee80211_wake_queue_rsl
 310 #define ieee80211_stop_queue            ieee80211_stop_queue_rsl
 311 #define ieee80211_reset_queue           ieee80211_reset_queue_rsl
 312 #define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl
 313 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
 314 #define ieee80211_is_shortslot          ieee80211_is_shortslot_rsl
 315 #define ieee80211_is_54g                ieee80211_is_54g_rsl
 316 #define ieee80211_wpa_supplicant_ioctl  ieee80211_wpa_supplicant_ioctl_rsl
 317 #define ieee80211_ps_tx_ack             ieee80211_ps_tx_ack_rsl
 318 #define ieee80211_softmac_xmit          ieee80211_softmac_xmit_rsl
 319 #define ieee80211_stop_send_beacons     ieee80211_stop_send_beacons_rsl
 320 #define notify_wx_assoc_event           notify_wx_assoc_event_rsl
 321 #define SendDisassociation              SendDisassociation_rsl
 322 #define ieee80211_disassociate          ieee80211_disassociate_rsl
 323 #define ieee80211_start_send_beacons    ieee80211_start_send_beacons_rsl
 324 #define ieee80211_stop_scan             ieee80211_stop_scan_rsl
 325 #define ieee80211_send_probe_requests   ieee80211_send_probe_requests_rsl
 326 #define ieee80211_softmac_scan_syncro   ieee80211_softmac_scan_syncro_rsl
 327 #define ieee80211_start_scan_syncro     ieee80211_start_scan_syncro_rsl
 328
 329 #define ieee80211_wx_get_essid          ieee80211_wx_get_essid_rsl
 330 #define ieee80211_wx_set_essid          ieee80211_wx_set_essid_rsl
 331 #define ieee80211_wx_set_rate           ieee80211_wx_set_rate_rsl
 332 #define ieee80211_wx_get_rate           ieee80211_wx_get_rate_rsl
 333 #define ieee80211_wx_set_wap            ieee80211_wx_set_wap_rsl
 334 #define ieee80211_wx_get_wap            ieee80211_wx_get_wap_rsl
 335 #define ieee80211_wx_set_mode           ieee80211_wx_set_mode_rsl
 336 #define ieee80211_wx_get_mode           ieee80211_wx_get_mode_rsl
 337 #define ieee80211_wx_set_scan           ieee80211_wx_set_scan_rsl
 338 #define ieee80211_wx_get_freq           ieee80211_wx_get_freq_rsl
 339 #define ieee80211_wx_set_freq           ieee80211_wx_set_freq_rsl
 340 #define ieee80211_wx_set_rawtx          ieee80211_wx_set_rawtx_rsl
 341 #define ieee80211_wx_get_name           ieee80211_wx_get_name_rsl
 342 #define ieee80211_wx_set_power          ieee80211_wx_set_power_rsl
 343 #define ieee80211_wx_get_power          ieee80211_wx_get_power_rsl
 344 #define ieee80211_wlan_frequencies      ieee80211_wlan_frequencies_rsl
 345 #define ieee80211_wx_set_rts            ieee80211_wx_set_rts_rsl
 346 #define ieee80211_wx_get_rts            ieee80211_wx_get_rts_rsl
 347
 348 #define ieee80211_txb_free              ieee80211_txb_free_rsl
 349
 350 #define ieee80211_wx_set_gen_ie         ieee80211_wx_set_gen_ie_rsl
 351 #define ieee80211_wx_get_scan           ieee80211_wx_get_scan_rsl
 352 #define ieee80211_wx_set_encode         ieee80211_wx_set_encode_rsl
 353 #define ieee80211_wx_get_encode         ieee80211_wx_get_encode_rsl
 354 #if WIRELESS_EXT >= 18
 355 #define ieee80211_wx_set_mlme           ieee80211_wx_set_mlme_rsl
 356 #define ieee80211_wx_set_auth           ieee80211_wx_set_auth_rsl
 357 #define ieee80211_wx_set_encode_ext     ieee80211_wx_set_encode_ext_rsl
 358 #define ieee80211_wx_get_encode_ext     ieee80211_wx_get_encode_ext_rsl
 359 #endif
 360
 361
 362 typedef struct ieee_param {
 363         u32 cmd;
 364         u8 sta_addr[ETH_ALEN];
 365         union {
 366                 struct {
 367                         u8 name;
 368                         u32 value;
 369                 } wpa_param;
 370                 struct {
 371                         u32 len;
 372                         u8 reserved[32];
 373                         u8 data[0];
 374                 } wpa_ie;
 375                 struct{
 376                         int command;
 377                         int reason_code;
 378                 } mlme;
 379                 struct {
 380                         u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
 381                         u8 set_tx;
 382                         u32 err;
 383                         u8 idx;
 384                         u8 seq[8]; /* sequence counter (set: RX, get: TX) */
 385                         u16 key_len;
 386                         u8 key[0];
 387                 } crypt;
 388         } u;
 389 }ieee_param;
 390
 391
 392 #if WIRELESS_EXT < 17
 393 #define IW_QUAL_QUAL_INVALID   0x10
 394 #define IW_QUAL_LEVEL_INVALID  0x20
 395 #define IW_QUAL_NOISE_INVALID  0x40
 396 #define IW_QUAL_QUAL_UPDATED   0x1
 397 #define IW_QUAL_LEVEL_UPDATED  0x2
 398 #define IW_QUAL_NOISE_UPDATED  0x4
 399 #endif
 400
 401
 402 // linux under 2.6.9 release may not support it, so modify it for common use
 403 #define MSECS(t) msecs_to_jiffies(t)
 404 #define msleep_interruptible_rsl  msleep_interruptible
 405
 406 #define IEEE80211_DATA_LEN              2304
 407 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 408    6.2.1.1.2.
 409
 410    The figure in section 7.1.2 suggests a body size of up to 2312
 411    bytes is allowed, which is a bit confusing, I suspect this
 412    represents the 2304 bytes of real data, plus a possible 8 bytes of
 413    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
 414 #define IEEE80211_1ADDR_LEN 10
 415 #define IEEE80211_2ADDR_LEN 16
 416 #define IEEE80211_3ADDR_LEN 24
 417 #define IEEE80211_4ADDR_LEN 30
 418 #define IEEE80211_FCS_LEN    4
 419 #define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
 420 #define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
 421 #define IEEE80211_MGMT_HDR_LEN 24
 422 #define IEEE80211_DATA_HDR3_LEN 24
 423 #define IEEE80211_DATA_HDR4_LEN 30
 424
 425 #define MIN_FRAG_THRESHOLD     256U
 426 #define MAX_FRAG_THRESHOLD     2346U
 427
 428
 429 /* Frame control field constants */
 430 #define IEEE80211_FCTL_VERS             0x0003
 431 #define IEEE80211_FCTL_FTYPE            0x000c
 432 #define IEEE80211_FCTL_STYPE            0x00f0
 433 #define IEEE80211_FCTL_FRAMETYPE        0x00fc
 434 #define IEEE80211_FCTL_TODS             0x0100
 435 #define IEEE80211_FCTL_FROMDS           0x0200
 436 #define IEEE80211_FCTL_DSTODS           0x0300 //added by david
 437 #define IEEE80211_FCTL_MOREFRAGS        0x0400
 438 #define IEEE80211_FCTL_RETRY            0x0800
 439 #define IEEE80211_FCTL_PM               0x1000
 440 #define IEEE80211_FCTL_MOREDATA         0x2000
 441 #define IEEE80211_FCTL_WEP              0x4000
 442 #define IEEE80211_FCTL_ORDER            0x8000
 443
 444 #define IEEE80211_FTYPE_MGMT            0x0000
 445 #define IEEE80211_FTYPE_CTL             0x0004
 446 #define IEEE80211_FTYPE_DATA            0x0008
 447
 448 /* management */
 449 #define IEEE80211_STYPE_ASSOC_REQ       0x0000
 450 #define IEEE80211_STYPE_ASSOC_RESP      0x0010
 451 #define IEEE80211_STYPE_REASSOC_REQ     0x0020
 452 #define IEEE80211_STYPE_REASSOC_RESP    0x0030
 453 #define IEEE80211_STYPE_PROBE_REQ       0x0040
 454 #define IEEE80211_STYPE_PROBE_RESP      0x0050
 455 #define IEEE80211_STYPE_BEACON          0x0080
 456 #define IEEE80211_STYPE_ATIM            0x0090
 457 #define IEEE80211_STYPE_DISASSOC        0x00A0
 458 #define IEEE80211_STYPE_AUTH            0x00B0
 459 #define IEEE80211_STYPE_DEAUTH          0x00C0
 460 #define IEEE80211_STYPE_MANAGE_ACT      0x00D0
 461
 462 /* control */
 463 #define IEEE80211_STYPE_PSPOLL          0x00A0
 464 #define IEEE80211_STYPE_RTS             0x00B0
 465 #define IEEE80211_STYPE_CTS             0x00C0
 466 #define IEEE80211_STYPE_ACK             0x00D0
 467 #define IEEE80211_STYPE_CFEND           0x00E0
 468 #define IEEE80211_STYPE_CFENDACK        0x00F0
 469 #define IEEE80211_STYPE_BLOCKACK   0x0094
 470
 471 /* data */
 472 #define IEEE80211_STYPE_DATA            0x0000
 473 #define IEEE80211_STYPE_DATA_CFACK      0x0010
 474 #define IEEE80211_STYPE_DATA_CFPOLL     0x0020
 475 #define IEEE80211_STYPE_DATA_CFACKPOLL  0x0030
 476 #define IEEE80211_STYPE_NULLFUNC        0x0040
 477 #define IEEE80211_STYPE_CFACK           0x0050
 478 #define IEEE80211_STYPE_CFPOLL          0x0060
 479 #define IEEE80211_STYPE_CFACKPOLL       0x0070
 480 #define IEEE80211_STYPE_QOS_DATA        0x0080 //added for WMM 2006/8/2
 481 #define IEEE80211_STYPE_QOS_NULL        0x00C0
 482
 483 #define IEEE80211_SCTL_FRAG             0x000F
 484 #define IEEE80211_SCTL_SEQ              0xFFF0
 485
 486 /* QOS control */
 487 #define IEEE80211_QCTL_TID              0x000F
 488
 489 #define FC_QOS_BIT                                      BIT7
 490 #define IsDataFrame(pdu)                        ( ((pdu[0] & 0x0C)==0x08) ? true : false )
 491 #define IsLegacyDataFrame(pdu)  (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
 492 //added by wb. Is this right?
 493 #define IsQoSDataFrame(pframe)  ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
 494 #define Frame_Order(pframe)     (*(u16*)pframe&IEEE80211_FCTL_ORDER)
 495 #define SN_LESS(a, b)           (((a-b)&0x800)!=0)
 496 #define SN_EQUAL(a, b)  (a == b)
 497 #define MAX_DEV_ADDR_SIZE 8
 498 typedef enum _ACT_CATEGORY{
 499         ACT_CAT_QOS = 1,
 500         ACT_CAT_DLS = 2,
 501         ACT_CAT_BA  = 3,
 502         ACT_CAT_HT  = 7,
 503         ACT_CAT_WMM = 17,
 504 } ACT_CATEGORY, *PACT_CATEGORY;
 505
 506 typedef enum _TS_ACTION{
 507         ACT_ADDTSREQ = 0,
 508         ACT_ADDTSRSP = 1,
 509         ACT_DELTS    = 2,
 510         ACT_SCHEDULE = 3,
 511 } TS_ACTION, *PTS_ACTION;
 512
 513 typedef enum _BA_ACTION{
 514         ACT_ADDBAREQ = 0,
 515         ACT_ADDBARSP = 1,
 516         ACT_DELBA    = 2,
 517 } BA_ACTION, *PBA_ACTION;
 518
 519 typedef enum _InitialGainOpType{
 520         IG_Backup=0,
 521         IG_Restore,
 522         IG_Max
 523 }InitialGainOpType;
 524
 525 /* debug macros */
 526 #define CONFIG_IEEE80211_DEBUG
 527 #ifdef CONFIG_IEEE80211_DEBUG
 528 extern u32 ieee80211_debug_level;
 529 #define IEEE80211_DEBUG(level, fmt, args...) \
 530 do { if (ieee80211_debug_level & (level)) \
 531   printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
 532 //wb added to debug out data buf
 533 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
 534 #define IEEE80211_DEBUG_DATA(level, data, datalen)      \
 535         do{ if ((ieee80211_debug_level & (level)) == (level))   \
 536                 {       \
 537                         int i;                                  \
 538                         u8* pdata = (u8*) data;                 \
 539                         printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__);   \
 540                         for(i=0; i<(int)(datalen); i++)                 \
 541                         {                                               \
 542                                 printk("%2x ", pdata[i]);               \
 543                                 if ((i+1)%16 == 0) printk("\n");        \
 544                         }                               \
 545                         printk("\n");                   \
 546                 }                                       \
 547         } while (0)
 548 #else
 549 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
 550 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
 551 #endif  /* CONFIG_IEEE80211_DEBUG */
 552
 553 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
 554
 555 /*
 556  * To use the debug system;
 557  *
 558  * If you are defining a new debug classification, simply add it to the #define
 559  * list here in the form of:
 560  *
 561  * #define IEEE80211_DL_xxxx VALUE
 562  *
 563  * shifting value to the left one bit from the previous entry.  xxxx should be
 564  * the name of the classification (for example, WEP)
 565  *
 566  * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
 567  * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
 568  * to send output to that classification.
 569  *
 570  * To add your debug level to the list of levels seen when you perform
 571  *
 572  * % cat /proc/net/ipw/debug_level
 573  *
 574  * you simply need to add your entry to the ipw_debug_levels array.
 575  *
 576  * If you do not see debug_level in /proc/net/ipw then you do not have
 577  * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
 578  *
 579  */
 580
 581 #define IEEE80211_DL_INFO          (1<<0)
 582 #define IEEE80211_DL_WX            (1<<1)
 583 #define IEEE80211_DL_SCAN          (1<<2)
 584 #define IEEE80211_DL_STATE         (1<<3)
 585 #define IEEE80211_DL_MGMT          (1<<4)
 586 #define IEEE80211_DL_FRAG          (1<<5)
 587 #define IEEE80211_DL_EAP           (1<<6)
 588 #define IEEE80211_DL_DROP          (1<<7)
 589
 590 #define IEEE80211_DL_TX            (1<<8)
 591 #define IEEE80211_DL_RX            (1<<9)
 592
 593 #define IEEE80211_DL_HT            (1<<10)  //HT
 594 #define IEEE80211_DL_BA            (1<<11)  //ba
 595 #define IEEE80211_DL_TS            (1<<12)  //TS
 596 #define IEEE80211_DL_QOS           (1<<13)
 597 #define IEEE80211_DL_REORDER       (1<<14)
 598 #define IEEE80211_DL_IOT           (1<<15)
 599 #define IEEE80211_DL_IPS           (1<<16)
 600 #define IEEE80211_DL_TRACE         (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
 601 #define IEEE80211_DL_DATA          (1<<30)   //use this flag to control whether print data buf out.
 602 #define IEEE80211_DL_ERR           (1<<31)   //always open
 603 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
 604 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
 605 #define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
 606
 607 #define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
 608 #define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
 609 #define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
 610 #define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
 611 #define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
 612 #define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
 613 #define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
 614 #define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
 615 #define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
 616 #define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
 617
 618 #ifdef CONFIG_IEEE80211_DEBUG
 619 /* Added by Annie, 2005-11-22. */
 620 #define MAX_STR_LEN     64
 621 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/
 622 #define PRINTABLE(_ch)  (_ch>'!' && _ch<'~')
 623 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)                                    \
 624                         if((_Comp) & level)                                                     \
 625                         {                                                                       \
 626                                 int             __i;                                            \
 627                                 u8  buffer[MAX_STR_LEN];                                        \
 628                                 int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ;       \
 629                                 memset(buffer, 0, MAX_STR_LEN);                                 \
 630                                 memcpy(buffer, (u8 *)_Ptr, length );                            \
 631                                 for( __i=0; __i<MAX_STR_LEN; __i++ )                            \
 632                                 {                                                               \
 633                                      if( !PRINTABLE(buffer[__i]) )   buffer[__i] = '?';         \
 634                                 }                                                               \
 635                                 buffer[length] = '\0';                                          \
 636                                 printk("Rtl819x: ");                                            \
 637                                 printk(_TitleString);                                         \
 638                                 printk(": %d, <%s>\n", _Len, buffer);                         \
 639                         }
 640 #else
 641 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)  do {} while (0)
 642 #endif
 643
 644 #include <linux/netdevice.h>
 645 #include <linux/if_arp.h> /* ARPHRD_ETHER */
 646
 647 #ifndef WIRELESS_SPY
 648 #define WIRELESS_SPY            // enable iwspy support
 649 #endif
 650 #include <net/iw_handler.h>     // new driver API
 651
 652 #ifndef ETH_P_PAE
 653 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
 654 #endif /* ETH_P_PAE */
 655
 656 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
 657
 658 #ifndef ETH_P_80211_RAW
 659 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
 660 #endif
 661
 662 /* IEEE 802.11 defines */
 663
 664 #define P80211_OUI_LEN 3
 665
 666 struct ieee80211_snap_hdr {
 667
 668         u8    dsap;   /* always 0xAA */
 669         u8    ssap;   /* always 0xAA */
 670         u8    ctrl;   /* always 0x03 */
 671         u8    oui[P80211_OUI_LEN];    /* organizational universal id */
 672
 673 } __attribute__ ((packed));
 674
 675 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
 676
 677 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
 678 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
 679 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
 680
 681 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
 682 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
 683 #define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 684
 685 /* Authentication algorithms */
 686 #define WLAN_AUTH_OPEN 0
 687 #define WLAN_AUTH_SHARED_KEY 1
 688 #define WLAN_AUTH_LEAP 2
 689
 690 #define WLAN_AUTH_CHALLENGE_LEN 128
 691
 692 #define WLAN_CAPABILITY_BSS (1<<0)
 693 #define WLAN_CAPABILITY_IBSS (1<<1)
 694 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
 695 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
 696 #define WLAN_CAPABILITY_PRIVACY (1<<4)
 697 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
 698 #define WLAN_CAPABILITY_PBCC (1<<6)
 699 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
 700 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
 701 #define WLAN_CAPABILITY_QOS (1<<9)
 702 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
 703 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
 704
 705 /* 802.11g ERP information element */
 706 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
 707 #define WLAN_ERP_USE_PROTECTION (1<<1)
 708 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
 709
 710 /* Status codes */
 711 enum ieee80211_statuscode {
 712         WLAN_STATUS_SUCCESS = 0,
 713         WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
 714         WLAN_STATUS_CAPS_UNSUPPORTED = 10,
 715         WLAN_STATUS_REASSOC_NO_ASSOC = 11,
 716         WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
 717         WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
 718         WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
 719         WLAN_STATUS_CHALLENGE_FAIL = 15,
 720         WLAN_STATUS_AUTH_TIMEOUT = 16,
 721         WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
 722         WLAN_STATUS_ASSOC_DENIED_RATES = 18,
 723         /* 802.11b */
 724         WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
 725         WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
 726         WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
 727         /* 802.11h */
 728         WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
 729         WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
 730         WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
 731         /* 802.11g */
 732         WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
 733         WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
 734         /* 802.11i */
 735         WLAN_STATUS_INVALID_IE = 40,
 736         WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
 737         WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
 738         WLAN_STATUS_INVALID_AKMP = 43,
 739         WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
 740         WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
 741         WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
 742 };
 743
 744 /* Reason codes */
 745 enum ieee80211_reasoncode {
 746         WLAN_REASON_UNSPECIFIED = 1,
 747         WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
 748         WLAN_REASON_DEAUTH_LEAVING = 3,
 749         WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
 750         WLAN_REASON_DISASSOC_AP_BUSY = 5,
 751         WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
 752         WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
 753         WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
 754         WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
 755         /* 802.11h */
 756         WLAN_REASON_DISASSOC_BAD_POWER = 10,
 757         WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
 758         /* 802.11i */
 759         WLAN_REASON_INVALID_IE = 13,
 760         WLAN_REASON_MIC_FAILURE = 14,
 761         WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
 762         WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
 763         WLAN_REASON_IE_DIFFERENT = 17,
 764         WLAN_REASON_INVALID_GROUP_CIPHER = 18,
 765         WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
 766         WLAN_REASON_INVALID_AKMP = 20,
 767         WLAN_REASON_UNSUPP_RSN_VERSION = 21,
 768         WLAN_REASON_INVALID_RSN_IE_CAP = 22,
 769         WLAN_REASON_IEEE8021X_FAILED = 23,
 770         WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
 771 };
 772
 773 #define IEEE80211_STATMASK_SIGNAL (1<<0)
 774 #define IEEE80211_STATMASK_RSSI (1<<1)
 775 #define IEEE80211_STATMASK_NOISE (1<<2)
 776 #define IEEE80211_STATMASK_RATE (1<<3)
 777 #define IEEE80211_STATMASK_WEMASK 0x7
 778
 779 #define IEEE80211_CCK_MODULATION    (1<<0)
 780 #define IEEE80211_OFDM_MODULATION   (1<<1)
 781
 782 #define IEEE80211_24GHZ_BAND     (1<<0)
 783 #define IEEE80211_52GHZ_BAND     (1<<1)
 784
 785 #define IEEE80211_CCK_RATE_LEN                  4
 786 #define IEEE80211_CCK_RATE_1MB                  0x02
 787 #define IEEE80211_CCK_RATE_2MB                  0x04
 788 #define IEEE80211_CCK_RATE_5MB                  0x0B
 789 #define IEEE80211_CCK_RATE_11MB                 0x16
 790 #define IEEE80211_OFDM_RATE_LEN                 8
 791 #define IEEE80211_OFDM_RATE_6MB                 0x0C
 792 #define IEEE80211_OFDM_RATE_9MB                 0x12
 793 #define IEEE80211_OFDM_RATE_12MB                0x18
 794 #define IEEE80211_OFDM_RATE_18MB                0x24
 795 #define IEEE80211_OFDM_RATE_24MB                0x30
 796 #define IEEE80211_OFDM_RATE_36MB                0x48
 797 #define IEEE80211_OFDM_RATE_48MB                0x60
 798 #define IEEE80211_OFDM_RATE_54MB                0x6C
 799 #define IEEE80211_BASIC_RATE_MASK               0x80
 800
 801 #define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
 802 #define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
 803 #define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
 804 #define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
 805 #define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
 806 #define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
 807 #define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
 808 #define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
 809 #define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
 810 #define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
 811 #define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
 812 #define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
 813
 814 #define IEEE80211_CCK_RATES_MASK                0x0000000F
 815 #define IEEE80211_CCK_BASIC_RATES_MASK  (IEEE80211_CCK_RATE_1MB_MASK | \
 816         IEEE80211_CCK_RATE_2MB_MASK)
 817 #define IEEE80211_CCK_DEFAULT_RATES_MASK        (IEEE80211_CCK_BASIC_RATES_MASK | \
 818         IEEE80211_CCK_RATE_5MB_MASK | \
 819         IEEE80211_CCK_RATE_11MB_MASK)
 820
 821 #define IEEE80211_OFDM_RATES_MASK               0x00000FF0
 822 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
 823         IEEE80211_OFDM_RATE_12MB_MASK | \
 824         IEEE80211_OFDM_RATE_24MB_MASK)
 825 #define IEEE80211_OFDM_DEFAULT_RATES_MASK       (IEEE80211_OFDM_BASIC_RATES_MASK | \
 826         IEEE80211_OFDM_RATE_9MB_MASK  | \
 827         IEEE80211_OFDM_RATE_18MB_MASK | \
 828         IEEE80211_OFDM_RATE_36MB_MASK | \
 829         IEEE80211_OFDM_RATE_48MB_MASK | \
 830         IEEE80211_OFDM_RATE_54MB_MASK)
 831 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
 832                                 IEEE80211_CCK_DEFAULT_RATES_MASK)
 833
 834 #define IEEE80211_NUM_OFDM_RATES            8
 835 #define IEEE80211_NUM_CCK_RATES             4
 836 #define IEEE80211_OFDM_SHIFT_MASK_A         4
 837
 838
 839 /* this is stolen and modified from the madwifi driver*/
 840 #define IEEE80211_FC0_TYPE_MASK         0x0c
 841 #define IEEE80211_FC0_TYPE_DATA         0x08
 842 #define IEEE80211_FC0_SUBTYPE_MASK      0xB0
 843 #define IEEE80211_FC0_SUBTYPE_QOS       0x80
 844
 845 #define IEEE80211_QOS_HAS_SEQ(fc) \
 846         (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
 847          (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
 848
 849 /* this is stolen from ipw2200 driver */
 850 #define IEEE_IBSS_MAC_HASH_SIZE 31
 851 struct ieee_ibss_seq {
 852         u8 mac[ETH_ALEN];
 853         u16 seq_num[17];
 854         u16 frag_num[17];
 855         unsigned long packet_time[17];
 856         struct list_head list;
 857 };
 858
 859 /* NOTE: This data is for statistical purposes; not all hardware provides this
 860  *       information for frames received.  Not setting these will not cause
 861  *       any adverse affects. */
 862 struct ieee80211_rx_stats {
 863         u32 mac_time[2];
 864         s8 rssi;
 865         u8 signal;
 866         u8 noise;
 867         u16 rate; /* in 100 kbps */
 868         u8 received_channel;
 869         u8 control;
 870         u8 mask;
 871         u8 freq;
 872         u16 len;
 873         u64 tsf;
 874         u32 beacon_time;
 875         u8 nic_type;
 876         u16       Length;
 877         //      u8        DataRate;      // In 0.5 Mbps
 878         u8        SignalQuality; // in 0-100 index.
 879         s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
 880         s8        RxPower; // in dBm Translate from PWdB
 881         u8        SignalStrength; // in 0-100 index.
 882         u16       bHwError:1;
 883         u16       bCRC:1;
 884         u16       bICV:1;
 885         u16       bShortPreamble:1;
 886         u16       Antenna:1;      //for rtl8185
 887         u16       Decrypted:1;    //for rtl8185, rtl8187
 888         u16       Wakeup:1;       //for rtl8185
 889         u16       Reserved0:1;    //for rtl8185
 890         u8        AGC;
 891         u32       TimeStampLow;
 892         u32       TimeStampHigh;
 893         bool      bShift;
 894         bool      bIsQosData;             // Added by Annie, 2005-12-22.
 895         u8        UserPriority;
 896
 897         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 898         //1Attention Please!!!<11n or 8190 specific code should be put below this line>
 899         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 900
 901         u8        RxDrvInfoSize;
 902         u8        RxBufShift;
 903         bool      bIsAMPDU;
 904         bool      bFirstMPDU;
 905         bool      bContainHTC;
 906         bool      RxIs40MHzPacket;
 907         u32       RxPWDBAll;
 908         u8        RxMIMOSignalStrength[4];        // in 0~100 index
 909         s8        RxMIMOSignalQuality[2];
 910         bool      bPacketMatchBSSID;
 911         bool      bIsCCK;
 912         bool      bPacketToSelf;
 913         //added by amy
 914         u8*       virtual_address;
 915         u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
 916         u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
 917         u16          fragoffset;                        // Data offset for this fragment
 918         u16          ntotalfrag;
 919         bool              bisrxaggrsubframe;
 920         bool              bPacketBeacon;        //cosa add for rssi
 921         bool              bToSelfBA;            //cosa add for rssi
 922         char      cck_adc_pwdb[4];      //cosa add for rx path selection
 923         u16               Seq_Num;
 924
 925 };
 926
 927 /* IEEE 802.11 requires that STA supports concurrent reception of at least
 928  * three fragmented frames. This define can be increased to support more
 929  * concurrent frames, but it should be noted that each entry can consume about
 930  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
 931 #define IEEE80211_FRAG_CACHE_LEN 4
 932
 933 struct ieee80211_frag_entry {
 934         unsigned long first_frag_time;
 935         unsigned int seq;
 936         unsigned int last_frag;
 937         struct sk_buff *skb;
 938         u8 src_addr[ETH_ALEN];
 939         u8 dst_addr[ETH_ALEN];
 940 };
 941
 942 struct ieee80211_stats {
 943         unsigned int tx_unicast_frames;
 944         unsigned int tx_multicast_frames;
 945         unsigned int tx_fragments;
 946         unsigned int tx_unicast_octets;
 947         unsigned int tx_multicast_octets;
 948         unsigned int tx_deferred_transmissions;
 949         unsigned int tx_single_retry_frames;
 950         unsigned int tx_multiple_retry_frames;
 951         unsigned int tx_retry_limit_exceeded;
 952         unsigned int tx_discards;
 953         unsigned int rx_unicast_frames;
 954         unsigned int rx_multicast_frames;
 955         unsigned int rx_fragments;
 956         unsigned int rx_unicast_octets;
 957         unsigned int rx_multicast_octets;
 958         unsigned int rx_fcs_errors;
 959         unsigned int rx_discards_no_buffer;
 960         unsigned int tx_discards_wrong_sa;
 961         unsigned int rx_discards_undecryptable;
 962         unsigned int rx_message_in_msg_fragments;
 963         unsigned int rx_message_in_bad_msg_fragments;
 964 };
 965
 966 struct ieee80211_device;
 967
 968 #include "ieee80211_crypt.h"
 969
 970 #define SEC_KEY_1         (1<<0)
 971 #define SEC_KEY_2         (1<<1)
 972 #define SEC_KEY_3         (1<<2)
 973 #define SEC_KEY_4         (1<<3)
 974 #define SEC_ACTIVE_KEY    (1<<4)
 975 #define SEC_AUTH_MODE     (1<<5)
 976 #define SEC_UNICAST_GROUP (1<<6)
 977 #define SEC_LEVEL         (1<<7)
 978 #define SEC_ENABLED       (1<<8)
 979 #define SEC_ENCRYPT       (1<<9)
 980
 981 #define SEC_LEVEL_0      0 /* None */
 982 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
 983 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
 984 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
 985 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
 986
 987 #define SEC_ALG_NONE            0
 988 #define SEC_ALG_WEP             1
 989 #define SEC_ALG_TKIP            2
 990 #define SEC_ALG_CCMP            3
 991
 992 #define WEP_KEYS                4
 993 #define WEP_KEY_LEN             13
 994 #define SCM_KEY_LEN             32
 995 #define SCM_TEMPORAL_KEY_LENGTH 16
 996
 997 struct ieee80211_security {
 998         u16 active_key:2,
 999             enabled:1,
1000             auth_mode:2,
1001             auth_algo:4,
1002             unicast_uses_group:1,
1003             encrypt:1;
1004         u8 key_sizes[WEP_KEYS];
1005         u8 keys[WEP_KEYS][SCM_KEY_LEN];
1006         u8 level;
1007         u16 flags;
1008 } __attribute__ ((packed));
1009
1010
1011 /*
1012  802.11 data frame from AP
1013       ,-------------------------------------------------------------------.
1014 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1015       |------|------|---------|---------|---------|------|---------|------|
1016 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1017       |      | tion | (BSSID) |         |         | ence |  data   |      |
1018       `-------------------------------------------------------------------'
1019 Total: 28-2340 bytes
1020 */
1021
1022 /* Management Frame Information Element Types */
1023 enum ieee80211_mfie {
1024         MFIE_TYPE_SSID = 0,
1025         MFIE_TYPE_RATES = 1,
1026         MFIE_TYPE_FH_SET = 2,
1027         MFIE_TYPE_DS_SET = 3,
1028         MFIE_TYPE_CF_SET = 4,
1029         MFIE_TYPE_TIM = 5,
1030         MFIE_TYPE_IBSS_SET = 6,
1031         MFIE_TYPE_COUNTRY = 7,
1032         MFIE_TYPE_HOP_PARAMS = 8,
1033         MFIE_TYPE_HOP_TABLE = 9,
1034         MFIE_TYPE_REQUEST = 10,
1035         MFIE_TYPE_CHALLENGE = 16,
1036         MFIE_TYPE_POWER_CONSTRAINT = 32,
1037         MFIE_TYPE_POWER_CAPABILITY = 33,
1038         MFIE_TYPE_TPC_REQUEST = 34,
1039         MFIE_TYPE_TPC_REPORT = 35,
1040         MFIE_TYPE_SUPP_CHANNELS = 36,
1041         MFIE_TYPE_CSA = 37,
1042         MFIE_TYPE_MEASURE_REQUEST = 38,
1043         MFIE_TYPE_MEASURE_REPORT = 39,
1044         MFIE_TYPE_QUIET = 40,
1045         MFIE_TYPE_IBSS_DFS = 41,
1046         MFIE_TYPE_ERP = 42,
1047         MFIE_TYPE_RSN = 48,
1048         MFIE_TYPE_RATES_EX = 50,
1049         MFIE_TYPE_HT_CAP= 45,
1050          MFIE_TYPE_HT_INFO= 61,
1051          MFIE_TYPE_AIRONET=133,
1052         MFIE_TYPE_GENERIC = 221,
1053         MFIE_TYPE_QOS_PARAMETER = 222,
1054 };
1055
1056 /* Minimal header; can be used for passing 802.11 frames with sufficient
1057  * information to determine what type of underlying data type is actually
1058  * stored in the data. */
1059 struct ieee80211_hdr {
1060         __le16 frame_ctl;
1061         __le16 duration_id;
1062         u8 payload[0];
1063 } __attribute__ ((packed));
1064
1065 struct ieee80211_hdr_1addr {
1066         __le16 frame_ctl;
1067         __le16 duration_id;
1068         u8 addr1[ETH_ALEN];
1069         u8 payload[0];
1070 } __attribute__ ((packed));
1071
1072 struct ieee80211_hdr_2addr {
1073         __le16 frame_ctl;
1074         __le16 duration_id;
1075         u8 addr1[ETH_ALEN];
1076         u8 addr2[ETH_ALEN];
1077         u8 payload[0];
1078 } __attribute__ ((packed));
1079
1080 struct ieee80211_hdr_3addr {
1081         __le16 frame_ctl;
1082         __le16 duration_id;
1083         u8 addr1[ETH_ALEN];
1084         u8 addr2[ETH_ALEN];
1085         u8 addr3[ETH_ALEN];
1086         __le16 seq_ctl;
1087         u8 payload[0];
1088 } __attribute__ ((packed));
1089
1090 struct ieee80211_hdr_4addr {
1091         __le16 frame_ctl;
1092         __le16 duration_id;
1093         u8 addr1[ETH_ALEN];
1094         u8 addr2[ETH_ALEN];
1095         u8 addr3[ETH_ALEN];
1096         __le16 seq_ctl;
1097         u8 addr4[ETH_ALEN];
1098         u8 payload[0];
1099 } __attribute__ ((packed));
1100
1101 struct ieee80211_hdr_3addrqos {
1102         __le16 frame_ctl;
1103         __le16 duration_id;
1104         u8 addr1[ETH_ALEN];
1105         u8 addr2[ETH_ALEN];
1106         u8 addr3[ETH_ALEN];
1107         __le16 seq_ctl;
1108         u8 payload[0];
1109         __le16 qos_ctl;
1110 } __attribute__ ((packed));
1111
1112 struct ieee80211_hdr_4addrqos {
1113         __le16 frame_ctl;
1114         __le16 duration_id;
1115         u8 addr1[ETH_ALEN];
1116         u8 addr2[ETH_ALEN];
1117         u8 addr3[ETH_ALEN];
1118         __le16 seq_ctl;
1119         u8 addr4[ETH_ALEN];
1120         u8 payload[0];
1121         __le16 qos_ctl;
1122 } __attribute__ ((packed));
1123
1124 struct ieee80211_info_element {
1125         u8 id;
1126         u8 len;
1127         u8 data[0];
1128 } __attribute__ ((packed));
1129
1130 struct ieee80211_authentication {
1131         struct ieee80211_hdr_3addr header;
1132         __le16 algorithm;
1133         __le16 transaction;
1134         __le16 status;
1135         /*challenge*/
1136         struct ieee80211_info_element info_element[0];
1137 } __attribute__ ((packed));
1138
1139 struct ieee80211_disassoc {
1140         struct ieee80211_hdr_3addr header;
1141         __le16 reason;
1142 } __attribute__ ((packed));
1143
1144 struct ieee80211_probe_request {
1145         struct ieee80211_hdr_3addr header;
1146         /* SSID, supported rates */
1147         struct ieee80211_info_element info_element[0];
1148 } __attribute__ ((packed));
1149
1150 struct ieee80211_probe_response {
1151         struct ieee80211_hdr_3addr header;
1152         u32 time_stamp[2];
1153         __le16 beacon_interval;
1154         __le16 capability;
1155         /* SSID, supported rates, FH params, DS params,
1156          * CF params, IBSS params, TIM (if beacon), RSN */
1157         struct ieee80211_info_element info_element[0];
1158 } __attribute__ ((packed));
1159
1160 /* Alias beacon for probe_response */
1161 #define ieee80211_beacon ieee80211_probe_response
1162
1163 struct ieee80211_assoc_request_frame {
1164         struct ieee80211_hdr_3addr header;
1165         __le16 capability;
1166         __le16 listen_interval;
1167         /* SSID, supported rates, RSN */
1168         struct ieee80211_info_element info_element[0];
1169 } __attribute__ ((packed));
1170
1171 struct ieee80211_reassoc_request_frame {
1172         struct ieee80211_hdr_3addr header;
1173         __le16 capability;
1174         __le16 listen_interval;
1175         u8 current_ap[ETH_ALEN];
1176         /* SSID, supported rates, RSN */
1177         struct ieee80211_info_element info_element[0];
1178 } __attribute__ ((packed));
1179
1180 struct ieee80211_assoc_response_frame {
1181         struct ieee80211_hdr_3addr header;
1182         __le16 capability;
1183         __le16 status;
1184         __le16 aid;
1185         struct ieee80211_info_element info_element[0]; /* supported rates */
1186 } __attribute__ ((packed));
1187
1188 struct ieee80211_txb {
1189         u8 nr_frags;
1190         u8 encrypted;
1191         u8 queue_index;
1192         u8 rts_included;
1193         u16 reserved;
1194         __le16 frag_size;
1195         __le16 payload_size;
1196         struct sk_buff *fragments[0];
1197 };
1198
1199 #define MAX_TX_AGG_COUNT                  16
1200 struct ieee80211_drv_agg_txb {
1201         u8 nr_drv_agg_frames;
1202         struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1203 }__attribute__((packed));
1204
1205 #define MAX_SUBFRAME_COUNT                64
1206 struct ieee80211_rxb {
1207         u8 nr_subframes;
1208         struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1209         u8 dst[ETH_ALEN];
1210         u8 src[ETH_ALEN];
1211 }__attribute__((packed));
1212
1213 typedef union _frameqos {
1214         u16 shortdata;
1215         u8  chardata[2];
1216         struct {
1217                 u16 tid:4;
1218                 u16 eosp:1;
1219                 u16 ack_policy:2;
1220                 u16 reserved:1;
1221                 u16 txop:8;
1222         }field;
1223 }frameqos,*pframeqos;
1224
1225 /* SWEEP TABLE ENTRIES NUMBER*/
1226 #define MAX_SWEEP_TAB_ENTRIES             42
1227 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1228 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1229  * only use 8, and then use extended rates for the remaining supported
1230  * rates.  Other APs, however, stick all of their supported rates on the
1231  * main rates information element... */
1232 #define MAX_RATES_LENGTH                  ((u8)12)
1233 #define MAX_RATES_EX_LENGTH               ((u8)16)
1234 #define MAX_NETWORK_COUNT                  128
1235
1236 #define MAX_CHANNEL_NUMBER                 161
1237 #define IEEE80211_SOFTMAC_SCAN_TIME        100
1238 //(HZ / 2)
1239 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1240
1241 #define CRC_LENGTH                 4U
1242
1243 #define MAX_WPA_IE_LEN 64
1244
1245 #define NETWORK_EMPTY_ESSID (1<<0)
1246 #define NETWORK_HAS_OFDM    (1<<1)
1247 #define NETWORK_HAS_CCK     (1<<2)
1248
1249 /* QoS structure */
1250 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1251 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1252 #define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
1253                                          NETWORK_HAS_QOS_INFORMATION)
1254 /* 802.11h */
1255 #define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1256 #define NETWORK_HAS_CSA                 (1<<6)
1257 #define NETWORK_HAS_QUIET               (1<<7)
1258 #define NETWORK_HAS_IBSS_DFS            (1<<8)
1259 #define NETWORK_HAS_TPC_REPORT          (1<<9)
1260
1261 #define NETWORK_HAS_ERP_VALUE           (1<<10)
1262
1263 #define QOS_QUEUE_NUM                   4
1264 #define QOS_OUI_LEN                     3
1265 #define QOS_OUI_TYPE                    2
1266 #define QOS_ELEMENT_ID                  221
1267 #define QOS_OUI_INFO_SUB_TYPE           0
1268 #define QOS_OUI_PARAM_SUB_TYPE          1
1269 #define QOS_VERSION_1                   1
1270 #define QOS_AIFSN_MIN_VALUE             2
1271 struct ieee80211_qos_information_element {
1272         u8 elementID;
1273         u8 length;
1274         u8 qui[QOS_OUI_LEN];
1275         u8 qui_type;
1276         u8 qui_subtype;
1277         u8 version;
1278         u8 ac_info;
1279 } __attribute__ ((packed));
1280
1281 struct ieee80211_qos_ac_parameter {
1282         u8 aci_aifsn;
1283         u8 ecw_min_max;
1284         __le16 tx_op_limit;
1285 } __attribute__ ((packed));
1286
1287 struct ieee80211_qos_parameter_info {
1288         struct ieee80211_qos_information_element info_element;
1289         u8 reserved;
1290         struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1291 } __attribute__ ((packed));
1292
1293 struct ieee80211_qos_parameters {
1294         __le16 cw_min[QOS_QUEUE_NUM];
1295         __le16 cw_max[QOS_QUEUE_NUM];
1296         u8 aifs[QOS_QUEUE_NUM];
1297         u8 flag[QOS_QUEUE_NUM];
1298         __le16 tx_op_limit[QOS_QUEUE_NUM];
1299 } __attribute__ ((packed));
1300
1301 struct ieee80211_qos_data {
1302         struct ieee80211_qos_parameters parameters;
1303         int active;
1304         int supported;
1305         u8 param_count;
1306         u8 old_param_count;
1307 };
1308
1309 struct ieee80211_tim_parameters {
1310         u8 tim_count;
1311         u8 tim_period;
1312 } __attribute__ ((packed));
1313
1314 //#else
1315 struct ieee80211_wmm_ac_param {
1316         u8 ac_aci_acm_aifsn;
1317         u8 ac_ecwmin_ecwmax;
1318         u16 ac_txop_limit;
1319 };
1320
1321 struct ieee80211_wmm_ts_info {
1322         u8 ac_dir_tid;
1323         u8 ac_up_psb;
1324         u8 reserved;
1325 } __attribute__ ((packed));
1326
1327 struct ieee80211_wmm_tspec_elem {
1328         struct ieee80211_wmm_ts_info ts_info;
1329         u16 norm_msdu_size;
1330         u16 max_msdu_size;
1331         u32 min_serv_inter;
1332         u32 max_serv_inter;
1333         u32 inact_inter;
1334         u32 suspen_inter;
1335         u32 serv_start_time;
1336         u32 min_data_rate;
1337         u32 mean_data_rate;
1338         u32 peak_data_rate;
1339         u32 max_burst_size;
1340         u32 delay_bound;
1341         u32 min_phy_rate;
1342         u16 surp_band_allow;
1343         u16 medium_time;
1344 }__attribute__((packed));
1345 enum eap_type {
1346         EAP_PACKET = 0,
1347         EAPOL_START,
1348         EAPOL_LOGOFF,
1349         EAPOL_KEY,
1350         EAPOL_ENCAP_ASF_ALERT
1351 };
1352
1353 static const char *eap_types[] = {
1354         [EAP_PACKET]            = "EAP-Packet",
1355         [EAPOL_START]           = "EAPOL-Start",
1356         [EAPOL_LOGOFF]          = "EAPOL-Logoff",
1357         [EAPOL_KEY]             = "EAPOL-Key",
1358         [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
1359 };
1360
1361 static inline const char *eap_get_type(int type)
1362 {
1363         return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1364 }
1365 //added by amy for reorder
1366 static inline u8 Frame_QoSTID(u8* buf)
1367 {
1368         struct ieee80211_hdr_3addr *hdr;
1369         u16 fc;
1370         hdr = (struct ieee80211_hdr_3addr *)buf;
1371         fc = le16_to_cpu(hdr->frame_ctl);
1372         return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1373 }
1374
1375 //added by amy for reorder
1376
1377 struct eapol {
1378         u8 snap[6];
1379         u16 ethertype;
1380         u8 version;
1381         u8 type;
1382         u16 length;
1383 } __attribute__ ((packed));
1384
1385 struct ieee80211_softmac_stats{
1386         unsigned int rx_ass_ok;
1387         unsigned int rx_ass_err;
1388         unsigned int rx_probe_rq;
1389         unsigned int tx_probe_rs;
1390         unsigned int tx_beacons;
1391         unsigned int rx_auth_rq;
1392         unsigned int rx_auth_rs_ok;
1393         unsigned int rx_auth_rs_err;
1394         unsigned int tx_auth_rq;
1395         unsigned int no_auth_rs;
1396         unsigned int no_ass_rs;
1397         unsigned int tx_ass_rq;
1398         unsigned int rx_ass_rq;
1399         unsigned int tx_probe_rq;
1400         unsigned int reassoc;
1401         unsigned int swtxstop;
1402         unsigned int swtxawake;
1403         unsigned char CurrentShowTxate;
1404         unsigned char last_packet_rate;
1405         unsigned int txretrycount;
1406 };
1407
1408 #define BEACON_PROBE_SSID_ID_POSITION 12
1409
1410 struct ieee80211_info_element_hdr {
1411         u8 id;
1412         u8 len;
1413 } __attribute__ ((packed));
1414
1415 /*
1416  * These are the data types that can make up management packets
1417  *
1418         u16 auth_algorithm;
1419         u16 auth_sequence;
1420         u16 beacon_interval;
1421         u16 capability;
1422         u8 current_ap[ETH_ALEN];
1423         u16 listen_interval;
1424         struct {
1425                 u16 association_id:14, reserved:2;
1426         } __attribute__ ((packed));
1427         u32 time_stamp[2];
1428         u16 reason;
1429         u16 status;
1430 */
1431
1432 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1433 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1434
1435 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1436 #define MAX_SP_Len  (WMM_all_frame << 4)
1437 #define IEEE80211_QOS_TID 0x0f
1438 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1439
1440 #define IEEE80211_DTIM_MBCAST 4
1441 #define IEEE80211_DTIM_UCAST 2
1442 #define IEEE80211_DTIM_VALID 1
1443 #define IEEE80211_DTIM_INVALID 0
1444
1445 #define IEEE80211_PS_DISABLED 0
1446 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1447 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1448
1449 //added by David for QoS 2006/6/30
1450 //#define WMM_Hang_8187
1451 #ifdef WMM_Hang_8187
1452 #undef WMM_Hang_8187
1453 #endif
1454
1455 #define WME_AC_BK   0x00
1456 #define WME_AC_BE   0x01
1457 #define WME_AC_VI   0x02
1458 #define WME_AC_VO   0x03
1459 #define WME_ACI_MASK 0x03
1460 #define WME_AIFSN_MASK 0x03
1461 #define WME_AC_PRAM_LEN 16
1462
1463 #define MAX_RECEIVE_BUFFER_SIZE 9100
1464
1465 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1466 //#define UP2AC(up)     ((up<3) ? ((up==0)?1:0) : (up>>1))
1467 #define UP2AC(up) (                \
1468         ((up) < 1) ? WME_AC_BE : \
1469         ((up) < 3) ? WME_AC_BK : \
1470         ((up) < 4) ? WME_AC_BE : \
1471         ((up) < 6) ? WME_AC_VI : \
1472         WME_AC_VO)
1473 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1474 #define AC2UP(_ac)      (       \
1475         ((_ac) == WME_AC_VO) ? 6 : \
1476         ((_ac) == WME_AC_VI) ? 5 : \
1477         ((_ac) == WME_AC_BK) ? 1 : \
1478         0)
1479
1480 #define ETHER_ADDR_LEN          6       /* length of an Ethernet address */
1481 #define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
1482
1483 struct  ether_header {
1484         u8 ether_dhost[ETHER_ADDR_LEN];
1485         u8 ether_shost[ETHER_ADDR_LEN];
1486         u16 ether_type;
1487 } __attribute__((packed));
1488
1489 #ifndef ETHERTYPE_PAE
1490 #define ETHERTYPE_PAE   0x888e          /* EAPOL PAE/802.1x */
1491 #endif
1492 #ifndef ETHERTYPE_IP
1493 #define ETHERTYPE_IP    0x0800          /* IP protocol */
1494 #endif
1495
1496 typedef struct _bss_ht{
1497
1498         bool                            support_ht;
1499
1500         // HT related elements
1501         u8                                      ht_cap_buf[32];
1502         u16                                     ht_cap_len;
1503         u8                                      ht_info_buf[32];
1504         u16                                     ht_info_len;
1505
1506         HT_SPEC_VER                     ht_spec_ver;
1507         //HT_CAPABILITY_ELE                     bdHTCapEle;
1508         //HT_INFORMATION_ELE            bdHTInfoEle;
1509
1510         bool                            aggregation;
1511         bool                            long_slot_time;
1512 }bss_ht, *pbss_ht;
1513
1514 typedef enum _erp_t{
1515         ERP_NonERPpresent       = 0x01,
1516         ERP_UseProtection       = 0x02,
1517         ERP_BarkerPreambleMode = 0x04,
1518 } erp_t;
1519
1520
1521 struct ieee80211_network {
1522         /* These entries are used to identify a unique network */
1523         u8 bssid[ETH_ALEN];
1524         u8 channel;
1525         /* Ensure null-terminated for any debug msgs */
1526         u8 ssid[IW_ESSID_MAX_SIZE + 1];
1527         u8 ssid_len;
1528         struct ieee80211_qos_data qos_data;
1529
1530         //added by amy for LEAP
1531         bool    bWithAironetIE;
1532         bool    bCkipSupported;
1533         bool    bCcxRmEnable;
1534         u16     CcxRmState[2];
1535         // CCXv4 S59, MBSSID.
1536         bool    bMBssidValid;
1537         u8      MBssidMask;
1538         u8      MBssid[6];
1539         // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1540         bool    bWithCcxVerNum;
1541         u8      BssCcxVerNumber;
1542         /* These are network statistics */
1543         struct ieee80211_rx_stats stats;
1544         u16 capability;
1545         u8  rates[MAX_RATES_LENGTH];
1546         u8  rates_len;
1547         u8  rates_ex[MAX_RATES_EX_LENGTH];
1548         u8  rates_ex_len;
1549         unsigned long last_scanned;
1550         u8  mode;
1551         u32 flags;
1552         u32 last_associate;
1553         u32 time_stamp[2];
1554         u16 beacon_interval;
1555         u16 listen_interval;
1556         u16 atim_window;
1557         u8  erp_value;
1558         u8  wpa_ie[MAX_WPA_IE_LEN];
1559         size_t wpa_ie_len;
1560         u8  rsn_ie[MAX_WPA_IE_LEN];
1561         size_t rsn_ie_len;
1562
1563         struct ieee80211_tim_parameters tim;
1564         u8  dtim_period;
1565         u8  dtim_data;
1566         u32 last_dtim_sta_time[2];
1567
1568         //appeded for QoS
1569         u8 wmm_info;
1570         struct ieee80211_wmm_ac_param wmm_param[4];
1571         u8 QoS_Enable;
1572 #ifdef THOMAS_TURBO
1573         u8 Turbo_Enable;//enable turbo mode, added by thomas
1574 #endif
1575         u16 CountryIeLen;
1576         u8 CountryIeBuf[MAX_IE_LEN];
1577         // HT Related, by amy, 2008.04.29
1578         BSS_HT  bssht;
1579         // Add to handle broadcom AP management frame CCK rate.
1580         bool broadcom_cap_exist;
1581         bool ralink_cap_exist;
1582         bool atheros_cap_exist;
1583         bool cisco_cap_exist;
1584         bool unknown_cap_exist;
1585 //      u8      berp_info;
1586         bool    berp_info_valid;
1587         bool buseprotection;
1588         //put at the end of the structure.
1589         struct list_head list;
1590 };
1591
1592 enum ieee80211_state {
1593
1594         /* the card is not linked at all */
1595         IEEE80211_NOLINK = 0,
1596
1597         /* IEEE80211_ASSOCIATING* are for BSS client mode
1598          * the driver shall not perform RX filtering unless
1599          * the state is LINKED.
1600          * The driver shall just check for the state LINKED and
1601          * defaults to NOLINK for ALL the other states (including
1602          * LINKED_SCANNING)
1603          */
1604
1605         /* the association procedure will start (wq scheduling)*/
1606         IEEE80211_ASSOCIATING,
1607         IEEE80211_ASSOCIATING_RETRY,
1608
1609         /* the association procedure is sending AUTH request*/
1610         IEEE80211_ASSOCIATING_AUTHENTICATING,
1611
1612         /* the association procedure has successfully authentcated
1613          * and is sending association request
1614          */
1615         IEEE80211_ASSOCIATING_AUTHENTICATED,
1616
1617         /* the link is ok. the card associated to a BSS or linked
1618          * to a ibss cell or acting as an AP and creating the bss
1619          */
1620         IEEE80211_LINKED,
1621
1622         /* same as LINKED, but the driver shall apply RX filter
1623          * rules as we are in NO_LINK mode. As the card is still
1624          * logically linked, but it is doing a syncro site survey
1625          * then it will be back to LINKED state.
1626          */
1627         IEEE80211_LINKED_SCANNING,
1628
1629 };
1630
1631 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1632 #define DEFAULT_FTS 2346
1633
1634 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1635 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1636 #define CFG_IEEE80211_RTS (1<<2)
1637
1638 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1639 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1640 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1641                                   IEEE80211_24GHZ_MIN_CHANNEL + 1)
1642
1643 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1644 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1645 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1646                                   IEEE80211_52GHZ_MIN_CHANNEL + 1)
1647
1648
1649
1650 typedef struct tx_pending_t{
1651         int frag;
1652         struct ieee80211_txb *txb;
1653 }tx_pending_t;
1654
1655 typedef struct _bandwidth_autoswitch
1656 {
1657         long threshold_20Mhzto40Mhz;
1658         long    threshold_40Mhzto20Mhz;
1659         bool bforced_tx20Mhz;
1660         bool bautoswitch_enable;
1661 }bandwidth_autoswitch,*pbandwidth_autoswitch;
1662
1663
1664 //added by amy for order
1665
1666 #define REORDER_WIN_SIZE        128
1667 #define REORDER_ENTRY_NUM       128
1668 typedef struct _RX_REORDER_ENTRY
1669 {
1670         struct list_head        List;
1671         u16                     SeqNum;
1672         struct ieee80211_rxb* prxb;
1673 } RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1674 //added by amy for order
1675 typedef enum _Fsync_State{
1676         Default_Fsync,
1677         HW_Fsync,
1678         SW_Fsync
1679 }Fsync_State;
1680
1681 // Power save mode configured.
1682 typedef enum _RT_PS_MODE
1683 {
1684         eActive,        // Active/Continuous access.
1685         eMaxPs,         // Max power save mode.
1686         eFastPs         // Fast power save mode.
1687 }RT_PS_MODE;
1688
1689 typedef enum _IPS_CALLBACK_FUNCION
1690 {
1691         IPS_CALLBACK_NONE = 0,
1692         IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1693         IPS_CALLBACK_JOIN_REQUEST = 2,
1694 }IPS_CALLBACK_FUNCION;
1695
1696 typedef enum _RT_JOIN_ACTION{
1697         RT_JOIN_INFRA   = 1,
1698         RT_JOIN_IBSS  = 2,
1699         RT_START_IBSS = 3,
1700         RT_NO_ACTION  = 4,
1701 }RT_JOIN_ACTION;
1702
1703 typedef struct _IbssParms{
1704         u16   atimWin;
1705 }IbssParms, *PIbssParms;
1706 #define MAX_NUM_RATES   264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
1707
1708 // RF state.
1709 typedef enum _RT_RF_POWER_STATE
1710 {
1711         eRfOn,
1712         eRfSleep,
1713         eRfOff
1714 }RT_RF_POWER_STATE;
1715
1716 typedef struct _RT_POWER_SAVE_CONTROL
1717 {
1718
1719         //
1720         // Inactive Power Save(IPS) : Disable RF when disconnected
1721         //
1722         bool                            bInactivePs;
1723         bool                            bIPSModeBackup;
1724         bool                            bSwRfProcessing;
1725         RT_RF_POWER_STATE       eInactivePowerState;
1726         struct work_struct      InactivePsWorkItem;
1727         struct timer_list       InactivePsTimer;
1728
1729         // Return point for join action
1730         IPS_CALLBACK_FUNCION    ReturnPoint;
1731
1732         // Recored Parameters for rescheduled JoinRequest
1733         bool                            bTmpBssDesc;
1734         RT_JOIN_ACTION          tmpJoinAction;
1735         struct ieee80211_network tmpBssDesc;
1736
1737         // Recored Parameters for rescheduled MgntLinkRequest
1738         bool                            bTmpScanOnly;
1739         bool                            bTmpActiveScan;
1740         bool                            bTmpFilterHiddenAP;
1741         bool                            bTmpUpdateParms;
1742         u8                                      tmpSsidBuf[33];
1743         OCTET_STRING                    tmpSsid2Scan;
1744         bool                            bTmpSsid2Scan;
1745         u8                                      tmpNetworkType;
1746         u8                                      tmpChannelNumber;
1747         u16                                     tmpBcnPeriod;
1748         u8                                      tmpDtimPeriod;
1749         u16                                     tmpmCap;
1750         OCTET_STRING                    tmpSuppRateSet;
1751         u8                                      tmpSuppRateBuf[MAX_NUM_RATES];
1752         bool                            bTmpSuppRate;
1753         IbssParms                               tmpIbpm;
1754         bool                            bTmpIbpm;
1755
1756         //
1757         // Leisre Poswer Save : Disable RF if connected but traffic is not busy
1758         //
1759         bool                            bLeisurePs;
1760
1761 }RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL;
1762
1763 typedef u32 RT_RF_CHANGE_SOURCE;
1764 #define RF_CHANGE_BY_SW BIT31
1765 #define RF_CHANGE_BY_HW BIT30
1766 #define RF_CHANGE_BY_PS BIT29
1767 #define RF_CHANGE_BY_IPS BIT28
1768 #define RF_CHANGE_BY_INIT       0       // Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1769
1770 typedef enum
1771 {
1772         COUNTRY_CODE_FCC = 0,
1773         COUNTRY_CODE_IC = 1,
1774         COUNTRY_CODE_ETSI = 2,
1775         COUNTRY_CODE_SPAIN = 3,
1776         COUNTRY_CODE_FRANCE = 4,
1777         COUNTRY_CODE_MKK = 5,
1778         COUNTRY_CODE_MKK1 = 6,
1779         COUNTRY_CODE_ISRAEL = 7,
1780         COUNTRY_CODE_TELEC,
1781         COUNTRY_CODE_MIC,
1782         COUNTRY_CODE_GLOBAL_DOMAIN
1783 }country_code_type_t;
1784
1785 #define RT_MAX_LD_SLOT_NUM      10
1786 typedef struct _RT_LINK_DETECT_T{
1787
1788         u32                             NumRecvBcnInPeriod;
1789         u32                             NumRecvDataInPeriod;
1790
1791         u32                             RxBcnNum[RT_MAX_LD_SLOT_NUM];   // number of Rx beacon / CheckForHang_period  to determine link status
1792         u32                             RxDataNum[RT_MAX_LD_SLOT_NUM];  // number of Rx data / CheckForHang_period  to determine link status
1793         u16                             SlotNum;        // number of CheckForHang period to determine link status
1794         u16                             SlotIndex;
1795
1796         u32                             NumTxOkInPeriod;
1797         u32                             NumRxOkInPeriod;
1798         bool                            bBusyTraffic;
1799 }RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1800
1801
1802 struct ieee80211_device {
1803         struct net_device *dev;
1804         struct ieee80211_security sec;
1805
1806         //hw security related
1807 //      u8 hwsec_support; //support?
1808         u8 hwsec_active;  //hw security active.
1809         bool is_silent_reset;
1810         bool ieee_up;
1811         //added by amy
1812         bool bSupportRemoteWakeUp;
1813         RT_PS_MODE      dot11PowerSaveMode; // Power save mode configured.
1814         bool actscanning;
1815         bool beinretry;
1816         RT_RF_POWER_STATE               eRFPowerState;
1817         RT_RF_CHANGE_SOURCE     RfOffReason;
1818         bool is_set_key;
1819         //11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1820
1821         //11n HT below
1822         PRT_HIGH_THROUGHPUT     pHTInfo;
1823         //struct timer_list             SwBwTimer;
1824 //      spinlock_t chnlop_spinlock;
1825         spinlock_t bw_spinlock;
1826
1827         spinlock_t reorder_spinlock;
1828         // for HT operation rate set.  we use this one for HT data rate to separate different descriptors
1829         //the way fill this is the same as in the IE
1830         u8      Regdot11HTOperationalRateSet[16];               //use RATR format
1831         u8      dot11HTOperationalRateSet[16];          //use RATR format
1832         u8      RegHTSuppRateSet[16];
1833         u8                              HTCurrentOperaRate;
1834         u8                              HTHighestOperaRate;
1835         //wb added for rate operation mode to firmware
1836         u8      bTxDisableRateFallBack;
1837         u8      bTxUseDriverAssingedRate;
1838         atomic_t        atm_chnlop;
1839         atomic_t        atm_swbw;
1840 //      u8      HTHighestOperaRate;
1841 //      u8      HTCurrentOperaRate;
1842
1843         // 802.11e and WMM Traffic Stream Info (TX)
1844         struct list_head                Tx_TS_Admit_List;
1845         struct list_head                Tx_TS_Pending_List;
1846         struct list_head                Tx_TS_Unused_List;
1847         TX_TS_RECORD            TxTsRecord[TOTAL_TS_NUM];
1848         // 802.11e and WMM Traffic Stream Info (RX)
1849         struct list_head                Rx_TS_Admit_List;
1850         struct list_head                Rx_TS_Pending_List;
1851         struct list_head                Rx_TS_Unused_List;
1852         RX_TS_RECORD            RxTsRecord[TOTAL_TS_NUM];
1853 //#ifdef TO_DO_LIST
1854         RX_REORDER_ENTRY        RxReorderEntry[128];
1855         struct list_head                RxReorder_Unused_List;
1856 //#endif
1857         // Qos related. Added by Annie, 2005-11-01.
1858 //      PSTA_QOS                        pStaQos;
1859         u8                              ForcedPriority;         // Force per-packet priority 1~7. (default: 0, not to force it.)
1860
1861
1862         /* Bookkeeping structures */
1863         struct net_device_stats stats;
1864         struct ieee80211_stats ieee_stats;
1865         struct ieee80211_softmac_stats softmac_stats;
1866
1867         /* Probe / Beacon management */
1868         struct list_head network_free_list;
1869         struct list_head network_list;
1870         struct ieee80211_network *networks;
1871         int scans;
1872         int scan_age;
1873
1874         int iw_mode; /* operating mode (IW_MODE_*) */
1875         struct iw_spy_data spy_data;
1876
1877         spinlock_t lock;
1878         spinlock_t wpax_suitlist_lock;
1879
1880         int tx_headroom; /* Set to size of any additional room needed at front
1881                           * of allocated Tx SKBs */
1882         u32 config;
1883
1884         /* WEP and other encryption related settings at the device level */
1885         int open_wep; /* Set to 1 to allow unencrypted frames */
1886         int auth_mode;
1887         int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1888                                  * WEP key changes */
1889
1890         /* If the host performs {en,de}cryption, then set to 1 */
1891         int host_encrypt;
1892         int host_encrypt_msdu;
1893         int host_decrypt;
1894         /* host performs multicast decryption */
1895         int host_mc_decrypt;
1896
1897         /* host should strip IV and ICV from protected frames */
1898         /* meaningful only when hardware decryption is being used */
1899         int host_strip_iv_icv;
1900
1901         int host_open_frag;
1902         int host_build_iv;
1903         int ieee802_1x; /* is IEEE 802.1X used */
1904
1905         /* WPA data */
1906         bool bHalfWirelessN24GMode;
1907         int wpa_enabled;
1908         int drop_unencrypted;
1909         int tkip_countermeasures;
1910         int privacy_invoked;
1911         size_t wpa_ie_len;
1912         u8 *wpa_ie;
1913         u8 ap_mac_addr[6];
1914         u16 pairwise_key_type;
1915         u16 group_key_type;
1916         struct list_head crypt_deinit_list;
1917         struct ieee80211_crypt_data *crypt[WEP_KEYS];
1918         int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1919         struct timer_list crypt_deinit_timer;
1920         int crypt_quiesced;
1921
1922         int bcrx_sta_key; /* use individual keys to override default keys even
1923                            * with RX of broad/multicast frames */
1924
1925         /* Fragmentation structures */
1926         // each streaming contain a entry
1927         struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1928         unsigned int frag_next_idx[17];
1929         u16 fts; /* Fragmentation Threshold */
1930 #define DEFAULT_RTS_THRESHOLD 2346U
1931 #define MIN_RTS_THRESHOLD 1
1932 #define MAX_RTS_THRESHOLD 2346U
1933         u16 rts; /* RTS threshold */
1934
1935         /* Association info */
1936         u8 bssid[ETH_ALEN];
1937
1938         /* This stores infos for the current network.
1939          * Either the network we are associated in INFRASTRUCTURE
1940          * or the network that we are creating in MASTER mode.
1941          * ad-hoc is a mixture ;-).
1942          * Note that in infrastructure mode, even when not associated,
1943          * fields bssid and essid may be valid (if wpa_set and essid_set
1944          * are true) as thy carry the value set by the user via iwconfig
1945          */
1946         struct ieee80211_network current_network;
1947
1948         enum ieee80211_state state;
1949
1950         int short_slot;
1951         int reg_mode;
1952         int mode;       /* A, B, G */
1953         int modulation; /* CCK, OFDM */
1954         int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
1955         int abg_true;   /* ABG flag              */
1956
1957         /* used for forcing the ibss workqueue to terminate
1958          * without wait for the syncro scan to terminate
1959          */
1960         short sync_scan_hurryup;
1961
1962         int perfect_rssi;
1963         int worst_rssi;
1964
1965         u16 prev_seq_ctl;       /* used to drop duplicate frames */
1966
1967         /* map of allowed channels. 0 is dummy */
1968         // FIXME: remember to default to a basic channel plan depending of the PHY type
1969         void* pDot11dInfo;
1970         bool bGlobalDomain;
1971         int rate;       /* current rate */
1972         int basic_rate;
1973         //FIXME: pleace callback, see if redundant with softmac_features
1974         short active_scan;
1975
1976         /* this contains flags for selectively enable softmac support */
1977         u16 softmac_features;
1978
1979         /* if the sequence control field is not filled by HW */
1980         u16 seq_ctrl[5];
1981
1982         /* association procedure transaction sequence number */
1983         u16 associate_seq;
1984
1985         /* AID for RTXed association responses */
1986         u16 assoc_id;
1987
1988         /* power save mode related*/
1989         short ps;
1990         short sta_sleep;
1991         int ps_timeout;
1992         int ps_period;
1993         struct tasklet_struct ps_task;
1994         u32 ps_th;
1995         u32 ps_tl;
1996
1997         short raw_tx;
1998         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1999         short queue_stop;
2000         short scanning;
2001         short proto_started;
2002
2003         struct semaphore wx_sem;
2004         struct semaphore scan_sem;
2005
2006         spinlock_t mgmt_tx_lock;
2007         spinlock_t beacon_lock;
2008
2009         short beacon_txing;
2010
2011         short wap_set;
2012         short ssid_set;
2013
2014         u8  wpax_type_set;    //{added by David, 2006.9.28}
2015         u32 wpax_type_notify; //{added by David, 2006.9.26}
2016
2017         /* QoS related flag */
2018         char init_wmmparam_flag;
2019         /* set on initialization */
2020         u8  qos_support;
2021
2022         /* for discarding duplicated packets in IBSS */
2023         struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
2024
2025         /* for discarding duplicated packets in BSS */
2026         u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2027         u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2028         unsigned long last_packet_time[17];
2029
2030         /* for PS mode */
2031         unsigned long last_rx_ps_time;
2032
2033         /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2034         struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
2035         int mgmt_queue_head;
2036         int mgmt_queue_tail;
2037 //{ added for rtl819x
2038 #define IEEE80211_QUEUE_LIMIT 128
2039         u8 AsocRetryCount;
2040         unsigned int hw_header;
2041         struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
2042         struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
2043         struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
2044         u32     sta_edca_param[4];
2045         bool aggregation;
2046         // Enable/Disable Rx immediate BA capability.
2047         bool enable_rx_imm_BA;
2048         bool bibsscoordinator;
2049
2050         //+by amy for DM ,080515
2051         //Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
2052         bool    bdynamic_txpower_enable;
2053
2054         bool bCTSToSelfEnable;
2055         u8      CTSToSelfTH;
2056
2057         u32     fsync_time_interval;
2058         u32     fsync_rate_bitmap;
2059         u8      fsync_rssi_threshold;
2060         bool    bfsync_enable;
2061
2062         u8      fsync_multiple_timeinterval;            // FsyncMultipleTimeInterval * FsyncTimeInterval
2063         u32     fsync_firstdiff_ratethreshold;          // low threshold
2064         u32     fsync_seconddiff_ratethreshold;  // decrease threshold
2065         Fsync_State                     fsync_state;
2066         bool            bis_any_nonbepkts;
2067         //20Mhz 40Mhz AutoSwitch Threshold
2068         bandwidth_autoswitch bandwidth_auto_switch;
2069         //for txpower tracking
2070         bool FwRWRF;
2071
2072         //added by amy for AP roaming
2073         RT_LINK_DETECT_T        LinkDetectInfo;
2074         //added by amy for ps
2075         RT_POWER_SAVE_CONTROL   PowerSaveControl;
2076 //}
2077         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
2078         struct  tx_pending_t tx_pending;
2079
2080         /* used if IEEE_SOFTMAC_ASSOCIATE is set */
2081         struct timer_list associate_timer;
2082
2083         /* used if IEEE_SOFTMAC_BEACONS is set */
2084         struct timer_list beacon_timer;
2085         struct work_struct associate_complete_wq;
2086         struct work_struct associate_procedure_wq;
2087         struct delayed_work softmac_scan_wq;
2088         struct delayed_work associate_retry_wq;
2089          struct delayed_work start_ibss_wq;
2090         struct work_struct wx_sync_scan_wq;
2091         struct workqueue_struct *wq;
2092         // Qos related. Added by Annie, 2005-11-01.
2093         //STA_QOS  StaQos;
2094
2095         //u32 STA_EDCA_PARAM[4];
2096         //CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2097
2098
2099         /* Callback functions */
2100         void (*set_security)(struct net_device *dev,
2101                              struct ieee80211_security *sec);
2102
2103         /* Used to TX data frame by using txb structs.
2104          * this is not used if in the softmac_features
2105          * is set the flag IEEE_SOFTMAC_TX_QUEUE
2106          */
2107         int (*hard_start_xmit)(struct ieee80211_txb *txb,
2108                                struct net_device *dev);
2109
2110         int (*reset_port)(struct net_device *dev);
2111         int (*is_queue_full) (struct net_device * dev, int pri);
2112
2113         int (*handle_management) (struct net_device * dev,
2114                                   struct ieee80211_network * network, u16 type);
2115         int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2116
2117         /* Softmac-generated frames (mamagement) are TXed via this
2118          * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2119          * not set. As some cards may have different HW queues that
2120          * one might want to use for data and management frames
2121          * the option to have two callbacks might be useful.
2122          * This function can't sleep.
2123          */
2124         int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2125                                struct net_device *dev);
2126
2127         /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2128          * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2129          * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2130          * then also management frames are sent via this callback.
2131          * This function can't sleep.
2132          */
2133         void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2134                                struct net_device *dev,int rate);
2135
2136         /* stops the HW queue for DATA frames. Useful to avoid
2137          * waste time to TX data frame when we are reassociating
2138          * This function can sleep.
2139          */
2140         void (*data_hard_stop)(struct net_device *dev);
2141
2142         /* OK this is complementar to data_poll_hard_stop */
2143         void (*data_hard_resume)(struct net_device *dev);
2144
2145         /* ask to the driver to retune the radio .
2146          * This function can sleep. the driver should ensure
2147          * the radio has been swithced before return.
2148          */
2149         void (*set_chan)(struct net_device *dev,short ch);
2150
2151         /* These are not used if the ieee stack takes care of
2152          * scanning (IEEE_SOFTMAC_SCAN feature set).
2153          * In this case only the set_chan is used.
2154          *
2155          * The syncro version is similar to the start_scan but
2156          * does not return until all channels has been scanned.
2157          * this is called in user context and should sleep,
2158          * it is called in a work_queue when swithcing to ad-hoc mode
2159          * or in behalf of iwlist scan when the card is associated
2160          * and root user ask for a scan.
2161          * the function stop_scan should stop both the syncro and
2162          * background scanning and can sleep.
2163          * The function start_scan should initiate the background
2164          * scanning and can't sleep.
2165          */
2166         void (*scan_syncro)(struct net_device *dev);
2167         void (*start_scan)(struct net_device *dev);
2168         void (*stop_scan)(struct net_device *dev);
2169
2170         /* indicate the driver that the link state is changed
2171          * for example it may indicate the card is associated now.
2172          * Driver might be interested in this to apply RX filter
2173          * rules or simply light the LINK led
2174          */
2175         void (*link_change)(struct net_device *dev);
2176
2177         /* these two function indicates to the HW when to start
2178          * and stop to send beacons. This is used when the
2179          * IEEE_SOFTMAC_BEACONS is not set. For now the
2180          * stop_send_bacons is NOT guaranteed to be called only
2181          * after start_send_beacons.
2182          */
2183         void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
2184         void (*stop_send_beacons) (struct net_device *dev);
2185
2186         /* power save mode related */
2187         void (*sta_wake_up) (struct net_device *dev);
2188         void (*ps_request_tx_ack) (struct net_device *dev);
2189         void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2190         short (*ps_is_queue_empty) (struct net_device *dev);
2191         int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network);
2192         int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network);
2193
2194
2195         /* check whether Tx hw resouce available */
2196         short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2197         //added by wb for HT related
2198 //      void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2199         void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2200 //      void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2201         bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
2202         void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
2203         bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
2204         void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2205
2206         /* This must be the last item so that it points to the data
2207          * allocated beyond this structure by alloc_ieee80211 */
2208         u8 priv[0];
2209 };
2210
2211 #define IEEE_A            (1<<0)
2212 #define IEEE_B            (1<<1)
2213 #define IEEE_G            (1<<2)
2214 #define IEEE_N_24G                (1<<4)
2215 #define IEEE_N_5G                 (1<<5)
2216 #define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2217
2218 /* Generate a 802.11 header */
2219
2220 /* Uses the channel change callback directly
2221  * instead of [start/stop] scan callbacks
2222  */
2223 #define IEEE_SOFTMAC_SCAN (1<<2)
2224
2225 /* Perform authentication and association handshake */
2226 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2227
2228 /* Generate probe requests */
2229 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2230
2231 /* Generate respones to probe requests */
2232 #define IEEE_SOFTMAC_PROBERS (1<<5)
2233
2234 /* The ieee802.11 stack will manages the netif queue
2235  * wake/stop for the driver, taking care of 802.11
2236  * fragmentation. See softmac.c for details. */
2237 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2238
2239 /* Uses only the softmac_data_hard_start_xmit
2240  * even for TX management frames.
2241  */
2242 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2243
2244 /* Generate beacons.  The stack will enqueue beacons
2245  * to the card
2246  */
2247 #define IEEE_SOFTMAC_BEACONS (1<<6)
2248
2249 static inline void *ieee80211_priv(struct net_device *dev)
2250 {
2251         return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2252 }
2253
2254 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2255 {
2256         /* Single white space is for Linksys APs */
2257         if (essid_len == 1 && essid[0] == ' ')
2258                 return 1;
2259
2260         /* Otherwise, if the entire essid is 0, we assume it is hidden */
2261         while (essid_len) {
2262                 essid_len--;
2263                 if (essid[essid_len] != '\0')
2264                         return 0;
2265         }
2266
2267         return 1;
2268 }
2269
2270 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2271 {
2272         /*
2273          * It is possible for both access points and our device to support
2274          * combinations of modes, so as long as there is one valid combination
2275          * of ap/device supported modes, then return success
2276          *
2277          */
2278         if ((mode & IEEE_A) &&
2279             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2280             (ieee->freq_band & IEEE80211_52GHZ_BAND))
2281                 return 1;
2282
2283         if ((mode & IEEE_G) &&
2284             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2285             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2286                 return 1;
2287
2288         if ((mode & IEEE_B) &&
2289             (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2290             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2291                 return 1;
2292
2293         return 0;
2294 }
2295
2296 extern inline int ieee80211_get_hdrlen(u16 fc)
2297 {
2298         int hdrlen = IEEE80211_3ADDR_LEN;
2299
2300         switch (WLAN_FC_GET_TYPE(fc)) {
2301         case IEEE80211_FTYPE_DATA:
2302                 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2303                         hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2304                 if(IEEE80211_QOS_HAS_SEQ(fc))
2305                         hdrlen += 2; /* QOS ctrl*/
2306                 break;
2307         case IEEE80211_FTYPE_CTL:
2308                 switch (WLAN_FC_GET_STYPE(fc)) {
2309                 case IEEE80211_STYPE_CTS:
2310                 case IEEE80211_STYPE_ACK:
2311                         hdrlen = IEEE80211_1ADDR_LEN;
2312                         break;
2313                 default:
2314                         hdrlen = IEEE80211_2ADDR_LEN;
2315                         break;
2316                 }
2317                 break;
2318         }
2319
2320         return hdrlen;
2321 }
2322
2323 static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
2324 {
2325         switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2326         case IEEE80211_1ADDR_LEN:
2327                 return ((struct ieee80211_hdr_1addr *)hdr)->payload;
2328         case IEEE80211_2ADDR_LEN:
2329                 return ((struct ieee80211_hdr_2addr *)hdr)->payload;
2330         case IEEE80211_3ADDR_LEN:
2331                 return ((struct ieee80211_hdr_3addr *)hdr)->payload;
2332         case IEEE80211_4ADDR_LEN:
2333                 return ((struct ieee80211_hdr_4addr *)hdr)->payload;
2334         }
2335         return NULL;
2336 }
2337
2338 static inline int ieee80211_is_ofdm_rate(u8 rate)
2339 {
2340         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2341         case IEEE80211_OFDM_RATE_6MB:
2342         case IEEE80211_OFDM_RATE_9MB:
2343         case IEEE80211_OFDM_RATE_12MB:
2344         case IEEE80211_OFDM_RATE_18MB:
2345         case IEEE80211_OFDM_RATE_24MB:
2346         case IEEE80211_OFDM_RATE_36MB:
2347         case IEEE80211_OFDM_RATE_48MB:
2348         case IEEE80211_OFDM_RATE_54MB:
2349                 return 1;
2350         }
2351         return 0;
2352 }
2353
2354 static inline int ieee80211_is_cck_rate(u8 rate)
2355 {
2356         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2357         case IEEE80211_CCK_RATE_1MB:
2358         case IEEE80211_CCK_RATE_2MB:
2359         case IEEE80211_CCK_RATE_5MB:
2360         case IEEE80211_CCK_RATE_11MB:
2361                 return 1;
2362         }
2363         return 0;
2364 }
2365
2366
2367 /* ieee80211.c */
2368 extern void free_ieee80211(struct net_device *dev);
2369 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2370
2371 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2372
2373 /* ieee80211_tx.c */
2374
2375 extern int ieee80211_encrypt_fragment(
2376         struct ieee80211_device *ieee,
2377         struct sk_buff *frag,
2378         int hdr_len);
2379
2380 extern int ieee80211_xmit(struct sk_buff *skb,
2381                           struct net_device *dev);
2382 extern void ieee80211_txb_free(struct ieee80211_txb *);
2383
2384
2385 /* ieee80211_rx.c */
2386 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2387                         struct ieee80211_rx_stats *rx_stats);
2388 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2389                              struct ieee80211_hdr_4addr *header,
2390                              struct ieee80211_rx_stats *stats);
2391
2392 /* ieee80211_wx.c */
2393 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2394                                  struct iw_request_info *info,
2395                                  union iwreq_data *wrqu, char *key);
2396 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2397                                    struct iw_request_info *info,
2398                                    union iwreq_data *wrqu, char *key);
2399 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2400                                    struct iw_request_info *info,
2401                                    union iwreq_data *wrqu, char *key);
2402 #if WIRELESS_EXT >= 18
2403 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2404                             struct iw_request_info *info,
2405                             union iwreq_data* wrqu, char *extra);
2406 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2407                             struct iw_request_info *info,
2408                             union iwreq_data* wrqu, char *extra);
2409 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2410                                struct iw_request_info *info,
2411                                struct iw_param *data, char *extra);
2412 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2413                                struct iw_request_info *info,
2414                                union iwreq_data *wrqu, char *extra);
2415 #endif
2416 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2417
2418 /* ieee80211_softmac.c */
2419 extern short ieee80211_is_54g(const struct ieee80211_network *net);
2420 extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
2421 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2422                         struct ieee80211_rx_stats *rx_stats, u16 type,
2423                         u16 stype);
2424 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2425
2426 void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
2427 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2428
2429 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2430 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2431 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2432 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2433 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2434 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2435 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2436 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2437 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2438 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2439 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2440 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2441 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2442 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2443 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2444 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2445 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2446 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2447 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2448 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2449 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2450 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2451 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2452 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2453 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2454 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2455
2456 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2457
2458 /* ieee80211_crypt_ccmp&tkip&wep.c */
2459 extern void ieee80211_tkip_null(void);
2460 extern void ieee80211_wep_null(void);
2461 extern void ieee80211_ccmp_null(void);
2462
2463 /* ieee80211_softmac_wx.c */
2464
2465 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2466                             struct iw_request_info *info,
2467                             union iwreq_data *wrqu, char *ext);
2468
2469 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2470                          struct iw_request_info *info,
2471                          union iwreq_data *awrq,
2472                          char *extra);
2473
2474 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2475
2476 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2477                              struct iw_request_info *info,
2478                              union iwreq_data *wrqu, char *extra);
2479
2480 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2481                              struct iw_request_info *info,
2482                              union iwreq_data *wrqu, char *extra);
2483
2484 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2485                              union iwreq_data *wrqu, char *b);
2486
2487 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2488                              union iwreq_data *wrqu, char *b);
2489
2490 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2491                               struct iw_request_info *a,
2492                               union iwreq_data *wrqu, char *extra);
2493
2494 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2495                              union iwreq_data *wrqu, char *b);
2496
2497 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2498                              union iwreq_data *wrqu, char *b);
2499
2500 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2501                              union iwreq_data *wrqu, char *b);
2502
2503 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2504 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2505
2506
2507 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2508                                struct iw_request_info *info,
2509                                union iwreq_data *wrqu, char *extra);
2510
2511 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2512                              struct iw_request_info *info,
2513                              union iwreq_data *wrqu, char *extra);
2514
2515 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2516                                  struct iw_request_info *info,
2517                                  union iwreq_data *wrqu, char *extra);
2518
2519 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2520                                  struct iw_request_info *info,
2521                                  union iwreq_data *wrqu, char *extra);
2522
2523 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2524                              struct iw_request_info *info,
2525                              union iwreq_data *wrqu, char *extra);
2526
2527 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2528                              struct iw_request_info *info,
2529                              union iwreq_data *wrqu, char *extra);
2530 //HT
2531 #define MAX_RECEIVE_BUFFER_SIZE 9100  //
2532 extern void HTDebugHTCapability(u8* CapIE, u8* TitleString );
2533 extern void HTDebugHTInfo(u8*  InfoIE, u8* TitleString);
2534
2535 void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET    Offset);
2536 extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee);
2537 extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt);
2538 extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt);
2539 extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len);
2540 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2541 extern void HTInitializeHTInfo(struct ieee80211_device* ieee);
2542 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2543 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2544 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee,   struct ieee80211_network * pNetwork);
2545 extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter);
2546 extern u8 MCS_FILTER_ALL[];
2547 extern u16 MCS_DATA_RATE[2][2][77] ;
2548 extern u8 HTCCheck(struct ieee80211_device* ieee, u8*   pFrame);
2549 //extern void HTSetConnectBwModeCallback(unsigned long data);
2550 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT  pHTInfo);
2551 extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee);
2552 extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee,  u8      nMcsRate);
2553 extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate);
2554 extern u16  TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate);
2555 //function in BAPROC.c
2556 extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb);
2557 extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb);
2558 extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb);
2559 extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD   pTS, u8 Policy, u8 bOverwritePending);
2560 extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2561 extern void BaSetupTimeOut(unsigned long data);
2562 extern void TxBaInactTimeout(unsigned long data);
2563 extern void RxBaInactTimeout(unsigned long data);
2564 extern void ResetBaEntry( PBA_RECORD pBA);
2565 //function in TS.c
2566 extern bool GetTs(
2567         struct ieee80211_device*        ieee,
2568         PTS_COMMON_INFO                 *ppTS,
2569         u8*                             Addr,
2570         u8                              TID,
2571         TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
2572         bool                            bAddNewTs
2573         );
2574 extern void TSInitialize(struct ieee80211_device *ieee);
2575 extern  void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD   pTxTS);
2576 extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr);
2577 extern void RemoveAllTS(struct ieee80211_device* ieee);
2578 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2579
2580 extern const long ieee80211_wlan_frequencies[];
2581
2582 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2583 {
2584         ieee->scans++;
2585 }
2586
2587 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2588 {
2589         return ieee->scans;
2590 }
2591
2592 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2593         static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2594         const char *s = essid;
2595         char *d = escaped;
2596
2597         if (ieee80211_is_empty_essid(essid, essid_len)) {
2598                 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2599                 return escaped;
2600         }
2601
2602         essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2603         while (essid_len--) {
2604                 if (*s == '\0') {
2605                         *d++ = '\\';
2606                         *d++ = '0';
2607                         s++;
2608                 } else {
2609                         *d++ = *s++;
2610                 }
2611         }
2612         *d = '\0';
2613         return escaped;
2614 }
2615
2616 /* For the function is more related to hardware setting, it's better to use the
2617  * ieee handler to refer to it.
2618  */
2619 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2620 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2621 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2622                 struct ieee80211_info_element *info_element,
2623                 u16 length,
2624                 struct ieee80211_network *network,
2625                 struct ieee80211_rx_stats *stats);
2626
2627 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8  index);
2628 #define RT_ASOC_RETRY_LIMIT     5
2629 #endif /* IEEE80211_H */