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  * <andrea.merello@gmail.com>
  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>
  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 #include <linux/ieee80211.h>
  38
  39 #include "rtl819x_HT.h"
  40 #include "rtl819x_BA.h"
  41 #include "rtl819x_TS.h"
  42
  43
  44 #ifndef IW_MODE_MONITOR
  45 #define IW_MODE_MONITOR 6
  46 #endif
  47
  48 #ifndef IWEVCUSTOM
  49 #define IWEVCUSTOM 0x8c02
  50 #endif
  51
  52 #define KEY_TYPE_NA             0x0
  53 #define KEY_TYPE_WEP40          0x1
  54 #define KEY_TYPE_TKIP           0x2
  55 #define KEY_TYPE_CCMP           0x4
  56 #define KEY_TYPE_WEP104         0x5
  57
  58 /* added for rtl819x tx procedure */
  59 #define MAX_QUEUE_SIZE          0x10
  60
  61 //
  62 // 8190 queue mapping
  63 //
  64 #define BK_QUEUE                               0
  65 #define BE_QUEUE                               1
  66 #define VI_QUEUE                               2
  67 #define VO_QUEUE                               3
  68 #define HCCA_QUEUE                             4
  69 #define TXCMD_QUEUE                            5
  70 #define MGNT_QUEUE                             6
  71 #define HIGH_QUEUE                             7
  72 #define BEACON_QUEUE                           8
  73
  74 #define LOW_QUEUE                              BE_QUEUE
  75 #define NORMAL_QUEUE                           MGNT_QUEUE
  76
  77 //added by amy for ps
  78 #define SWRF_TIMEOUT                            50
  79
  80 //added by amy for LEAP related
  81 #define IE_CISCO_FLAG_POSITION          0x08    // Flag byte: byte 8, numbered from 0.
  82 #define SUPPORT_CKIP_MIC                        0x08    // bit3
  83 #define SUPPORT_CKIP_PK                 0x10    // bit4
  84 /* defined for skb cb field */
  85 /* At most 28 byte */
  86 typedef struct cb_desc {
  87         /* Tx Desc Related flags (8-9) */
  88         u8 bLastIniPkt:1;
  89         u8 bCmdOrInit:1;
  90         u8 bFirstSeg:1;
  91         u8 bLastSeg:1;
  92         u8 bEncrypt:1;
  93         u8 bTxDisableRateFallBack:1;
  94         u8 bTxUseDriverAssingedRate:1;
  95         u8 bHwSec:1; //indicate whether use Hw security. WB
  96
  97         u8 reserved1;
  98
  99         /* Tx Firmware Relaged flags (10-11)*/
 100         u8 bCTSEnable:1;
 101         u8 bRTSEnable:1;
 102         u8 bUseShortGI:1;
 103         u8 bUseShortPreamble:1;
 104         u8 bTxEnableFwCalcDur:1;
 105         u8 bAMPDUEnable:1;
 106         u8 bRTSSTBC:1;
 107         u8 RTSSC:1;
 108
 109         u8 bRTSBW:1;
 110         u8 bPacketBW:1;
 111         u8 bRTSUseShortPreamble:1;
 112         u8 bRTSUseShortGI:1;
 113         u8 bMulticast:1;
 114         u8 bBroadcast:1;
 115         //u8 reserved2:2;
 116         u8 drv_agg_enable:1;
 117         u8 reserved2:1;
 118
 119         /* Tx Desc related element(12-19) */
 120         u8 rata_index;
 121         u8 queue_index;
 122         //u8 reserved3;
 123         //u8 reserved4;
 124         u16 txbuf_size;
 125         //u8 reserved5;
 126         u8 RATRIndex;
 127         u8 reserved6;
 128         u8 reserved7;
 129         u8 reserved8;
 130
 131         /* Tx firmware related element(20-27) */
 132         u8 data_rate;
 133         u8 rts_rate;
 134         u8 ampdu_factor;
 135         u8 ampdu_density;
 136         //u8 reserved9;
 137         //u8 reserved10;
 138         //u8 reserved11;
 139         u8 DrvAggrNum;
 140         u16 pkt_size;
 141         u8 reserved12;
 142 }cb_desc, *pcb_desc;
 143
 144 /*--------------------------Define -------------------------------------------*/
 145 #define MGN_1M                  0x02
 146 #define MGN_2M                  0x04
 147 #define MGN_5_5M                0x0b
 148 #define MGN_11M                 0x16
 149
 150 #define MGN_6M                  0x0c
 151 #define MGN_9M                  0x12
 152 #define MGN_12M                 0x18
 153 #define MGN_18M                 0x24
 154 #define MGN_24M                 0x30
 155 #define MGN_36M                 0x48
 156 #define MGN_48M                 0x60
 157 #define MGN_54M                 0x6c
 158
 159 #define MGN_MCS0                0x80
 160 #define MGN_MCS1                0x81
 161 #define MGN_MCS2                0x82
 162 #define MGN_MCS3                0x83
 163 #define MGN_MCS4                0x84
 164 #define MGN_MCS5                0x85
 165 #define MGN_MCS6                0x86
 166 #define MGN_MCS7                0x87
 167 #define MGN_MCS8                0x88
 168 #define MGN_MCS9                0x89
 169 #define MGN_MCS10               0x8a
 170 #define MGN_MCS11               0x8b
 171 #define MGN_MCS12               0x8c
 172 #define MGN_MCS13               0x8d
 173 #define MGN_MCS14               0x8e
 174 #define MGN_MCS15               0x8f
 175
 176 #define aSifsTime ((priv->ieee80211->current_network.mode == IEEE_A || \
 177                     priv->ieee80211->current_network.mode == IEEE_N_24G || \
 178                     priv->ieee80211->current_network.mode == IEEE_N_5G) ? \
 179                    16 : 10)
 180
 181 #define MGMT_QUEUE_NUM 5
 182
 183 #define IEEE_CMD_SET_WPA_PARAM                  1
 184 #define IEEE_CMD_SET_WPA_IE                     2
 185 #define IEEE_CMD_SET_ENCRYPTION                 3
 186 #define IEEE_CMD_MLME                           4
 187
 188 #define IEEE_PARAM_WPA_ENABLED                  1
 189 #define IEEE_PARAM_TKIP_COUNTERMEASURES         2
 190 #define IEEE_PARAM_DROP_UNENCRYPTED             3
 191 #define IEEE_PARAM_PRIVACY_INVOKED              4
 192 #define IEEE_PARAM_AUTH_ALGS                    5
 193 #define IEEE_PARAM_IEEE_802_1X                  6
 194 //It should consistent with the driver_XXX.c
 195 //   David, 2006.9.26
 196 #define IEEE_PARAM_WPAX_SELECT                  7
 197 //Added for notify the encryption type selection
 198 //   David, 2006.9.26
 199 #define IEEE_PROTO_WPA                          1
 200 #define IEEE_PROTO_RSN                          2
 201 //Added for notify the encryption type selection
 202 //   David, 2006.9.26
 203 #define IEEE_WPAX_USEGROUP                      0
 204 #define IEEE_WPAX_WEP40                         1
 205 #define IEEE_WPAX_TKIP                          2
 206 #define IEEE_WPAX_WRAP                          3
 207 #define IEEE_WPAX_CCMP                          4
 208 #define IEEE_WPAX_WEP104                        5
 209
 210 #define IEEE_KEY_MGMT_IEEE8021X                 1
 211 #define IEEE_KEY_MGMT_PSK                       2
 212
 213 #define IEEE_MLME_STA_DEAUTH                    1
 214 #define IEEE_MLME_STA_DISASSOC                  2
 215
 216
 217 #define IEEE_CRYPT_ERR_UNKNOWN_ALG              2
 218 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR             3
 219 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED        4
 220 #define IEEE_CRYPT_ERR_KEY_SET_FAILED           5
 221 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED        6
 222 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED         7
 223
 224
 225 #define IEEE_CRYPT_ALG_NAME_LEN                 16
 226
 227 #define MAX_IE_LEN  0xff
 228
 229 // added for kernel conflict
 230 #define ieee80211_crypt_deinit_entries  ieee80211_crypt_deinit_entries_rsl
 231 #define ieee80211_crypt_deinit_handler  ieee80211_crypt_deinit_handler_rsl
 232 #define ieee80211_crypt_delayed_deinit  ieee80211_crypt_delayed_deinit_rsl
 233 #define ieee80211_register_crypto_ops   ieee80211_register_crypto_ops_rsl
 234 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
 235 #define ieee80211_get_crypto_ops        ieee80211_get_crypto_ops_rsl
 236
 237 #define ieee80211_ccmp_null             ieee80211_ccmp_null_rsl
 238
 239 #define ieee80211_tkip_null             ieee80211_tkip_null_rsl
 240
 241 #define ieee80211_wep_null              ieee80211_wep_null_rsl
 242
 243 #define free_ieee80211                  free_ieee80211_rsl
 244 #define alloc_ieee80211                 alloc_ieee80211_rsl
 245
 246 #define ieee80211_rx                    ieee80211_rx_rsl
 247 #define ieee80211_rx_mgt                ieee80211_rx_mgt_rsl
 248
 249 #define ieee80211_get_beacon            ieee80211_get_beacon_rsl
 250 #define ieee80211_wake_queue            ieee80211_wake_queue_rsl
 251 #define ieee80211_stop_queue            ieee80211_stop_queue_rsl
 252 #define ieee80211_reset_queue           ieee80211_reset_queue_rsl
 253 #define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl
 254 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
 255 #define ieee80211_is_shortslot          ieee80211_is_shortslot_rsl
 256 #define ieee80211_is_54g                ieee80211_is_54g_rsl
 257 #define ieee80211_wpa_supplicant_ioctl  ieee80211_wpa_supplicant_ioctl_rsl
 258 #define ieee80211_ps_tx_ack             ieee80211_ps_tx_ack_rsl
 259 #define ieee80211_softmac_xmit          ieee80211_softmac_xmit_rsl
 260 #define ieee80211_stop_send_beacons     ieee80211_stop_send_beacons_rsl
 261 #define notify_wx_assoc_event           notify_wx_assoc_event_rsl
 262 #define SendDisassociation              SendDisassociation_rsl
 263 #define ieee80211_disassociate          ieee80211_disassociate_rsl
 264 #define ieee80211_start_send_beacons    ieee80211_start_send_beacons_rsl
 265 #define ieee80211_stop_scan             ieee80211_stop_scan_rsl
 266 #define ieee80211_send_probe_requests   ieee80211_send_probe_requests_rsl
 267 #define ieee80211_softmac_scan_syncro   ieee80211_softmac_scan_syncro_rsl
 268 #define ieee80211_start_scan_syncro     ieee80211_start_scan_syncro_rsl
 269
 270 #define ieee80211_wx_get_essid          ieee80211_wx_get_essid_rsl
 271 #define ieee80211_wx_set_essid          ieee80211_wx_set_essid_rsl
 272 #define ieee80211_wx_set_rate           ieee80211_wx_set_rate_rsl
 273 #define ieee80211_wx_get_rate           ieee80211_wx_get_rate_rsl
 274 #define ieee80211_wx_set_wap            ieee80211_wx_set_wap_rsl
 275 #define ieee80211_wx_get_wap            ieee80211_wx_get_wap_rsl
 276 #define ieee80211_wx_set_mode           ieee80211_wx_set_mode_rsl
 277 #define ieee80211_wx_get_mode           ieee80211_wx_get_mode_rsl
 278 #define ieee80211_wx_set_scan           ieee80211_wx_set_scan_rsl
 279 #define ieee80211_wx_get_freq           ieee80211_wx_get_freq_rsl
 280 #define ieee80211_wx_set_freq           ieee80211_wx_set_freq_rsl
 281 #define ieee80211_wx_set_rawtx          ieee80211_wx_set_rawtx_rsl
 282 #define ieee80211_wx_get_name           ieee80211_wx_get_name_rsl
 283 #define ieee80211_wx_set_power          ieee80211_wx_set_power_rsl
 284 #define ieee80211_wx_get_power          ieee80211_wx_get_power_rsl
 285 #define ieee80211_wlan_frequencies      ieee80211_wlan_frequencies_rsl
 286 #define ieee80211_wx_set_rts            ieee80211_wx_set_rts_rsl
 287 #define ieee80211_wx_get_rts            ieee80211_wx_get_rts_rsl
 288
 289 #define ieee80211_txb_free              ieee80211_txb_free_rsl
 290
 291 #define ieee80211_wx_set_gen_ie         ieee80211_wx_set_gen_ie_rsl
 292 #define ieee80211_wx_get_scan           ieee80211_wx_get_scan_rsl
 293 #define ieee80211_wx_set_encode         ieee80211_wx_set_encode_rsl
 294 #define ieee80211_wx_get_encode         ieee80211_wx_get_encode_rsl
 295 #define ieee80211_wx_set_mlme           ieee80211_wx_set_mlme_rsl
 296 #define ieee80211_wx_set_auth           ieee80211_wx_set_auth_rsl
 297 #define ieee80211_wx_set_encode_ext     ieee80211_wx_set_encode_ext_rsl
 298 #define ieee80211_wx_get_encode_ext     ieee80211_wx_get_encode_ext_rsl
 299
 300
 301 typedef struct ieee_param {
 302         u32 cmd;
 303         u8 sta_addr[ETH_ALEN];
 304         union {
 305                 struct {
 306                         u8 name;
 307                         u32 value;
 308                 } wpa_param;
 309                 struct {
 310                         u32 len;
 311                         u8 reserved[32];
 312                         u8 data[0];
 313                 } wpa_ie;
 314                 struct{
 315                         int command;
 316                         int reason_code;
 317                 } mlme;
 318                 struct {
 319                         u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
 320                         u8 set_tx;
 321                         u32 err;
 322                         u8 idx;
 323                         u8 seq[8]; /* sequence counter (set: RX, get: TX) */
 324                         u16 key_len;
 325                         u8 key[0];
 326                 } crypt;
 327         } u;
 328 }ieee_param;
 329
 330
 331 // linux under 2.6.9 release may not support it, so modify it for common use
 332 #define MSECS(t) msecs_to_jiffies(t)
 333 #define msleep_interruptible_rsl  msleep_interruptible
 334
 335 #define IEEE80211_DATA_LEN              2304
 336 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
 337    6.2.1.1.2.
 338
 339    The figure in section 7.1.2 suggests a body size of up to 2312
 340    bytes is allowed, which is a bit confusing, I suspect this
 341    represents the 2304 bytes of real data, plus a possible 8 bytes of
 342    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
 343 #define IEEE80211_1ADDR_LEN 10
 344 #define IEEE80211_2ADDR_LEN 16
 345 #define IEEE80211_3ADDR_LEN 24
 346 #define IEEE80211_4ADDR_LEN 30
 347 #define IEEE80211_FCS_LEN    4
 348 #define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
 349 #define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
 350 #define IEEE80211_MGMT_HDR_LEN 24
 351 #define IEEE80211_DATA_HDR3_LEN 24
 352 #define IEEE80211_DATA_HDR4_LEN 30
 353
 354 #define MIN_FRAG_THRESHOLD     256U
 355 #define MAX_FRAG_THRESHOLD     2346U
 356
 357
 358 /* Frame control field constants */
 359 #define IEEE80211_FCTL_VERS             0x0003
 360 #define IEEE80211_FCTL_FTYPE            0x000c
 361 #define IEEE80211_FCTL_STYPE            0x00f0
 362 #define IEEE80211_FCTL_FRAMETYPE        0x00fc
 363 #define IEEE80211_FCTL_TODS             0x0100
 364 #define IEEE80211_FCTL_FROMDS           0x0200
 365 #define IEEE80211_FCTL_DSTODS           0x0300 //added by david
 366 #define IEEE80211_FCTL_MOREFRAGS        0x0400
 367 #define IEEE80211_FCTL_RETRY            0x0800
 368 #define IEEE80211_FCTL_PM               0x1000
 369 #define IEEE80211_FCTL_MOREDATA         0x2000
 370 #define IEEE80211_FCTL_WEP              0x4000
 371 #define IEEE80211_FCTL_ORDER            0x8000
 372
 373 #define IEEE80211_FTYPE_MGMT            0x0000
 374 #define IEEE80211_FTYPE_CTL             0x0004
 375 #define IEEE80211_FTYPE_DATA            0x0008
 376
 377 /* management */
 378 #define IEEE80211_STYPE_ASSOC_REQ       0x0000
 379 #define IEEE80211_STYPE_ASSOC_RESP      0x0010
 380 #define IEEE80211_STYPE_REASSOC_REQ     0x0020
 381 #define IEEE80211_STYPE_REASSOC_RESP    0x0030
 382 #define IEEE80211_STYPE_PROBE_REQ       0x0040
 383 #define IEEE80211_STYPE_PROBE_RESP      0x0050
 384 #define IEEE80211_STYPE_BEACON          0x0080
 385 #define IEEE80211_STYPE_ATIM            0x0090
 386 #define IEEE80211_STYPE_DISASSOC        0x00A0
 387 #define IEEE80211_STYPE_AUTH            0x00B0
 388 #define IEEE80211_STYPE_DEAUTH          0x00C0
 389 #define IEEE80211_STYPE_MANAGE_ACT      0x00D0
 390
 391 /* control */
 392 #define IEEE80211_STYPE_PSPOLL          0x00A0
 393 #define IEEE80211_STYPE_RTS             0x00B0
 394 #define IEEE80211_STYPE_CTS             0x00C0
 395 #define IEEE80211_STYPE_ACK             0x00D0
 396 #define IEEE80211_STYPE_CFEND           0x00E0
 397 #define IEEE80211_STYPE_CFENDACK        0x00F0
 398 #define IEEE80211_STYPE_BLOCKACK   0x0094
 399
 400 /* data */
 401 #define IEEE80211_STYPE_DATA            0x0000
 402 #define IEEE80211_STYPE_DATA_CFACK      0x0010
 403 #define IEEE80211_STYPE_DATA_CFPOLL     0x0020
 404 #define IEEE80211_STYPE_DATA_CFACKPOLL  0x0030
 405 #define IEEE80211_STYPE_NULLFUNC        0x0040
 406 #define IEEE80211_STYPE_CFACK           0x0050
 407 #define IEEE80211_STYPE_CFPOLL          0x0060
 408 #define IEEE80211_STYPE_CFACKPOLL       0x0070
 409 #define IEEE80211_STYPE_QOS_DATA        0x0080 //added for WMM 2006/8/2
 410 #define IEEE80211_STYPE_QOS_NULL        0x00C0
 411
 412 #define IEEE80211_SCTL_FRAG             0x000F
 413 #define IEEE80211_SCTL_SEQ              0xFFF0
 414
 415 /* QOS control */
 416 #define IEEE80211_QCTL_TID              0x000F
 417
 418 #define FC_QOS_BIT                                      BIT7
 419 #define IsDataFrame(pdu)                        ( ((pdu[0] & 0x0C)==0x08) ? true : false )
 420 #define IsLegacyDataFrame(pdu)  (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
 421 //added by wb. Is this right?
 422 #define IsQoSDataFrame(pframe)  ((*(u16 *)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
 423 #define Frame_Order(pframe)     (*(u16 *)pframe&IEEE80211_FCTL_ORDER)
 424 #define SN_LESS(a, b)           (((a-b)&0x800)!=0)
 425 #define SN_EQUAL(a, b)  (a == b)
 426 #define MAX_DEV_ADDR_SIZE 8
 427 typedef enum _ACT_CATEGORY{
 428         ACT_CAT_QOS = 1,
 429         ACT_CAT_DLS = 2,
 430         ACT_CAT_BA  = 3,
 431         ACT_CAT_HT  = 7,
 432         ACT_CAT_WMM = 17,
 433 } ACT_CATEGORY, *PACT_CATEGORY;
 434
 435 typedef enum _TS_ACTION{
 436         ACT_ADDTSREQ = 0,
 437         ACT_ADDTSRSP = 1,
 438         ACT_DELTS    = 2,
 439         ACT_SCHEDULE = 3,
 440 } TS_ACTION, *PTS_ACTION;
 441
 442 typedef enum _BA_ACTION{
 443         ACT_ADDBAREQ = 0,
 444         ACT_ADDBARSP = 1,
 445         ACT_DELBA    = 2,
 446 } BA_ACTION, *PBA_ACTION;
 447
 448 typedef enum _InitialGainOpType{
 449         IG_Backup=0,
 450         IG_Restore,
 451         IG_Max
 452 }InitialGainOpType;
 453
 454 /* debug macros */
 455 #define CONFIG_IEEE80211_DEBUG
 456 #ifdef CONFIG_IEEE80211_DEBUG
 457 extern u32 ieee80211_debug_level;
 458 #define IEEE80211_DEBUG(level, fmt, args...) \
 459 do { if (ieee80211_debug_level & (level)) \
 460   printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
 461 //wb added to debug out data buf
 462 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
 463 #define IEEE80211_DEBUG_DATA(level, data, datalen)      \
 464         do{ if ((ieee80211_debug_level & (level)) == (level))   \
 465                 {       \
 466                         int i;                                  \
 467                         u8 *pdata = (u8 *) data;                        \
 468                         printk(KERN_DEBUG "ieee80211: %s()\n", __func__);       \
 469                         for(i=0; i<(int)(datalen); i++)                 \
 470                         {                                               \
 471                                 printk("%2x ", pdata[i]);               \
 472                                 if ((i+1)%16 == 0) printk("\n");        \
 473                         }                               \
 474                         printk("\n");                   \
 475                 }                                       \
 476         } while (0)
 477 #else
 478 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
 479 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
 480 #endif  /* CONFIG_IEEE80211_DEBUG */
 481
 482 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
 483
 484 /*
 485  * To use the debug system;
 486  *
 487  * If you are defining a new debug classification, simply add it to the #define
 488  * list here in the form of:
 489  *
 490  * #define IEEE80211_DL_xxxx VALUE
 491  *
 492  * shifting value to the left one bit from the previous entry.  xxxx should be
 493  * the name of the classification (for example, WEP)
 494  *
 495  * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
 496  * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
 497  * to send output to that classification.
 498  *
 499  * To add your debug level to the list of levels seen when you perform
 500  *
 501  * % cat /proc/net/ipw/debug_level
 502  *
 503  * you simply need to add your entry to the ipw_debug_levels array.
 504  *
 505  * If you do not see debug_level in /proc/net/ipw then you do not have
 506  * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
 507  *
 508  */
 509
 510 #define IEEE80211_DL_INFO          (1<<0)
 511 #define IEEE80211_DL_WX            (1<<1)
 512 #define IEEE80211_DL_SCAN          (1<<2)
 513 #define IEEE80211_DL_STATE         (1<<3)
 514 #define IEEE80211_DL_MGMT          (1<<4)
 515 #define IEEE80211_DL_FRAG          (1<<5)
 516 #define IEEE80211_DL_EAP           (1<<6)
 517 #define IEEE80211_DL_DROP          (1<<7)
 518
 519 #define IEEE80211_DL_TX            (1<<8)
 520 #define IEEE80211_DL_RX            (1<<9)
 521
 522 #define IEEE80211_DL_HT            (1<<10)  //HT
 523 #define IEEE80211_DL_BA            (1<<11)  //ba
 524 #define IEEE80211_DL_TS            (1<<12)  //TS
 525 #define IEEE80211_DL_QOS           (1<<13)
 526 #define IEEE80211_DL_REORDER       (1<<14)
 527 #define IEEE80211_DL_IOT           (1<<15)
 528 #define IEEE80211_DL_IPS           (1<<16)
 529 #define IEEE80211_DL_TRACE         (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
 530 #define IEEE80211_DL_DATA          (1<<30)   //use this flag to control whether print data buf out.
 531 #define IEEE80211_DL_ERR           (1<<31)   //always open
 532 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
 533 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
 534 #define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
 535
 536 #define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
 537 #define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
 538 #define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
 539 #define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
 540 #define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
 541 #define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
 542 #define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
 543 #define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
 544 #define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
 545 #define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
 546
 547 #include <linux/if_arp.h> /* ARPHRD_ETHER */
 548
 549 #ifndef WIRELESS_SPY
 550 #define WIRELESS_SPY            // enable iwspy support
 551 #endif
 552 #include <net/iw_handler.h>     // new driver API
 553
 554 #ifndef ETH_P_PAE
 555 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
 556 #endif /* ETH_P_PAE */
 557
 558 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
 559
 560 #ifndef ETH_P_80211_RAW
 561 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
 562 #endif
 563
 564 /* IEEE 802.11 defines */
 565
 566 #define P80211_OUI_LEN 3
 567
 568 struct ieee80211_snap_hdr {
 569
 570         u8    dsap;   /* always 0xAA */
 571         u8    ssap;   /* always 0xAA */
 572         u8    ctrl;   /* always 0x03 */
 573         u8    oui[P80211_OUI_LEN];    /* organizational universal id */
 574
 575 } __packed;
 576
 577 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
 578
 579 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
 580 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
 581 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
 582
 583 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
 584 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
 585 #define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
 586
 587 #define WLAN_CAPABILITY_BSS (1<<0)
 588 #define WLAN_CAPABILITY_IBSS (1<<1)
 589 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
 590 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
 591 #define WLAN_CAPABILITY_PRIVACY (1<<4)
 592 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
 593 #define WLAN_CAPABILITY_PBCC (1<<6)
 594 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
 595 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
 596 #define WLAN_CAPABILITY_QOS (1<<9)
 597 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
 598 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
 599
 600 /* 802.11g ERP information element */
 601 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
 602 #define WLAN_ERP_USE_PROTECTION (1<<1)
 603 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
 604
 605 #define IEEE80211_STATMASK_SIGNAL (1<<0)
 606 #define IEEE80211_STATMASK_RSSI (1<<1)
 607 #define IEEE80211_STATMASK_NOISE (1<<2)
 608 #define IEEE80211_STATMASK_RATE (1<<3)
 609 #define IEEE80211_STATMASK_WEMASK 0x7
 610
 611 #define IEEE80211_CCK_MODULATION    (1<<0)
 612 #define IEEE80211_OFDM_MODULATION   (1<<1)
 613
 614 #define IEEE80211_24GHZ_BAND     (1<<0)
 615 #define IEEE80211_52GHZ_BAND     (1<<1)
 616
 617 #define IEEE80211_CCK_RATE_LEN                  4
 618 #define IEEE80211_CCK_RATE_1MB                  0x02
 619 #define IEEE80211_CCK_RATE_2MB                  0x04
 620 #define IEEE80211_CCK_RATE_5MB                  0x0B
 621 #define IEEE80211_CCK_RATE_11MB                 0x16
 622 #define IEEE80211_OFDM_RATE_LEN                 8
 623 #define IEEE80211_OFDM_RATE_6MB                 0x0C
 624 #define IEEE80211_OFDM_RATE_9MB                 0x12
 625 #define IEEE80211_OFDM_RATE_12MB                0x18
 626 #define IEEE80211_OFDM_RATE_18MB                0x24
 627 #define IEEE80211_OFDM_RATE_24MB                0x30
 628 #define IEEE80211_OFDM_RATE_36MB                0x48
 629 #define IEEE80211_OFDM_RATE_48MB                0x60
 630 #define IEEE80211_OFDM_RATE_54MB                0x6C
 631 #define IEEE80211_BASIC_RATE_MASK               0x80
 632
 633 #define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
 634 #define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
 635 #define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
 636 #define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
 637 #define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
 638 #define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
 639 #define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
 640 #define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
 641 #define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
 642 #define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
 643 #define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
 644 #define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
 645
 646 #define IEEE80211_CCK_RATES_MASK                0x0000000F
 647 #define IEEE80211_CCK_BASIC_RATES_MASK  (IEEE80211_CCK_RATE_1MB_MASK | \
 648         IEEE80211_CCK_RATE_2MB_MASK)
 649 #define IEEE80211_CCK_DEFAULT_RATES_MASK        (IEEE80211_CCK_BASIC_RATES_MASK | \
 650         IEEE80211_CCK_RATE_5MB_MASK | \
 651         IEEE80211_CCK_RATE_11MB_MASK)
 652
 653 #define IEEE80211_OFDM_RATES_MASK               0x00000FF0
 654 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
 655         IEEE80211_OFDM_RATE_12MB_MASK | \
 656         IEEE80211_OFDM_RATE_24MB_MASK)
 657 #define IEEE80211_OFDM_DEFAULT_RATES_MASK       (IEEE80211_OFDM_BASIC_RATES_MASK | \
 658         IEEE80211_OFDM_RATE_9MB_MASK  | \
 659         IEEE80211_OFDM_RATE_18MB_MASK | \
 660         IEEE80211_OFDM_RATE_36MB_MASK | \
 661         IEEE80211_OFDM_RATE_48MB_MASK | \
 662         IEEE80211_OFDM_RATE_54MB_MASK)
 663 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
 664                                 IEEE80211_CCK_DEFAULT_RATES_MASK)
 665
 666 #define IEEE80211_NUM_OFDM_RATES            8
 667 #define IEEE80211_NUM_CCK_RATES             4
 668 #define IEEE80211_OFDM_SHIFT_MASK_A         4
 669
 670
 671 /* this is stolen and modified from the madwifi driver*/
 672 #define IEEE80211_FC0_TYPE_MASK         0x0c
 673 #define IEEE80211_FC0_TYPE_DATA         0x08
 674 #define IEEE80211_FC0_SUBTYPE_MASK      0xB0
 675 #define IEEE80211_FC0_SUBTYPE_QOS       0x80
 676
 677 #define IEEE80211_QOS_HAS_SEQ(fc) \
 678         (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
 679          (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
 680
 681 /* this is stolen from ipw2200 driver */
 682 #define IEEE_IBSS_MAC_HASH_SIZE 31
 683 struct ieee_ibss_seq {
 684         u8 mac[ETH_ALEN];
 685         u16 seq_num[17];
 686         u16 frag_num[17];
 687         unsigned long packet_time[17];
 688         struct list_head list;
 689 };
 690
 691 /* NOTE: This data is for statistical purposes; not all hardware provides this
 692  *       information for frames received.  Not setting these will not cause
 693  *       any adverse affects. */
 694 struct ieee80211_rx_stats {
 695         u32 mac_time[2];
 696         s8 rssi;
 697         u8 signal;
 698         u8 noise;
 699         u16 rate; /* in 100 kbps */
 700         u8 received_channel;
 701         u8 control;
 702         u8 mask;
 703         u8 freq;
 704         u16 len;
 705         u64 tsf;
 706         u32 beacon_time;
 707         u8 nic_type;
 708         u16       Length;
 709         //      u8        DataRate;      // In 0.5 Mbps
 710         u8        SignalQuality; // in 0-100 index.
 711         s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
 712         s8        RxPower; // in dBm Translate from PWdB
 713         u8        SignalStrength; // in 0-100 index.
 714         u16       bHwError:1;
 715         u16       bCRC:1;
 716         u16       bICV:1;
 717         u16       bShortPreamble:1;
 718         u16       Antenna:1;      //for rtl8185
 719         u16       Decrypted:1;    //for rtl8185, rtl8187
 720         u16       Wakeup:1;       //for rtl8185
 721         u16       Reserved0:1;    //for rtl8185
 722         u8        AGC;
 723         u32       TimeStampLow;
 724         u32       TimeStampHigh;
 725         bool      bShift;
 726         bool      bIsQosData;             // Added by Annie, 2005-12-22.
 727         u8        UserPriority;
 728
 729         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 730         //1Attention Please!!!<11n or 8190 specific code should be put below this line>
 731         //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
 732
 733         u8        RxDrvInfoSize;
 734         u8        RxBufShift;
 735         bool      bIsAMPDU;
 736         bool      bFirstMPDU;
 737         bool      bContainHTC;
 738         bool      RxIs40MHzPacket;
 739         u32       RxPWDBAll;
 740         u8        RxMIMOSignalStrength[4];        // in 0~100 index
 741         s8        RxMIMOSignalQuality[2];
 742         bool      bPacketMatchBSSID;
 743         bool      bIsCCK;
 744         bool      bPacketToSelf;
 745         //added by amy
 746         u8        *virtual_address;
 747         u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
 748         u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
 749         u16          fragoffset;                        // Data offset for this fragment
 750         u16          ntotalfrag;
 751         bool              bisrxaggrsubframe;
 752         bool              bPacketBeacon;        //cosa add for rssi
 753         bool              bToSelfBA;            //cosa add for rssi
 754         char      cck_adc_pwdb[4];      //cosa add for rx path selection
 755         u16               Seq_Num;
 756
 757 };
 758
 759 /* IEEE 802.11 requires that STA supports concurrent reception of at least
 760  * three fragmented frames. This define can be increased to support more
 761  * concurrent frames, but it should be noted that each entry can consume about
 762  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
 763 #define IEEE80211_FRAG_CACHE_LEN 4
 764
 765 struct ieee80211_frag_entry {
 766         unsigned long first_frag_time;
 767         unsigned int seq;
 768         unsigned int last_frag;
 769         struct sk_buff *skb;
 770         u8 src_addr[ETH_ALEN];
 771         u8 dst_addr[ETH_ALEN];
 772 };
 773
 774 struct ieee80211_stats {
 775         unsigned int tx_unicast_frames;
 776         unsigned int tx_multicast_frames;
 777         unsigned int tx_fragments;
 778         unsigned int tx_unicast_octets;
 779         unsigned int tx_multicast_octets;
 780         unsigned int tx_deferred_transmissions;
 781         unsigned int tx_single_retry_frames;
 782         unsigned int tx_multiple_retry_frames;
 783         unsigned int tx_retry_limit_exceeded;
 784         unsigned int tx_discards;
 785         unsigned int rx_unicast_frames;
 786         unsigned int rx_multicast_frames;
 787         unsigned int rx_fragments;
 788         unsigned int rx_unicast_octets;
 789         unsigned int rx_multicast_octets;
 790         unsigned int rx_fcs_errors;
 791         unsigned int rx_discards_no_buffer;
 792         unsigned int tx_discards_wrong_sa;
 793         unsigned int rx_discards_undecryptable;
 794         unsigned int rx_message_in_msg_fragments;
 795         unsigned int rx_message_in_bad_msg_fragments;
 796 };
 797
 798 struct ieee80211_device;
 799
 800 #include "ieee80211_crypt.h"
 801
 802 #define SEC_KEY_1         (1<<0)
 803 #define SEC_KEY_2         (1<<1)
 804 #define SEC_KEY_3         (1<<2)
 805 #define SEC_KEY_4         (1<<3)
 806 #define SEC_ACTIVE_KEY    (1<<4)
 807 #define SEC_AUTH_MODE     (1<<5)
 808 #define SEC_UNICAST_GROUP (1<<6)
 809 #define SEC_LEVEL         (1<<7)
 810 #define SEC_ENABLED       (1<<8)
 811 #define SEC_ENCRYPT       (1<<9)
 812
 813 #define SEC_LEVEL_0      0 /* None */
 814 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
 815 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
 816 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
 817 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
 818
 819 #define SEC_ALG_NONE            0
 820 #define SEC_ALG_WEP             1
 821 #define SEC_ALG_TKIP            2
 822 #define SEC_ALG_CCMP            3
 823
 824 #define WEP_KEYS                4
 825 #define WEP_KEY_LEN             13
 826 #define SCM_KEY_LEN             32
 827 #define SCM_TEMPORAL_KEY_LENGTH 16
 828
 829 struct ieee80211_security {
 830         u16 active_key:2,
 831             enabled:1,
 832             auth_algo:4,
 833             unicast_uses_group:1,
 834             encrypt:1;
 835         u8 auth_mode;
 836         u8 key_sizes[WEP_KEYS];
 837         u8 keys[WEP_KEYS][SCM_KEY_LEN];
 838         u8 level;
 839         u16 flags;
 840 } __packed;
 841
 842
 843 /*
 844  802.11 data frame from AP
 845       ,-------------------------------------------------------------------.
 846 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
 847       |------|------|---------|---------|---------|------|---------|------|
 848 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
 849       |      | tion | (BSSID) |         |         | ence |  data   |      |
 850       `-------------------------------------------------------------------'
 851 Total: 28-2340 bytes
 852 */
 853
 854 /* Management Frame Information Element Types */
 855 enum ieee80211_mfie {
 856         MFIE_TYPE_SSID = 0,
 857         MFIE_TYPE_RATES = 1,
 858         MFIE_TYPE_FH_SET = 2,
 859         MFIE_TYPE_DS_SET = 3,
 860         MFIE_TYPE_CF_SET = 4,
 861         MFIE_TYPE_TIM = 5,
 862         MFIE_TYPE_IBSS_SET = 6,
 863         MFIE_TYPE_COUNTRY = 7,
 864         MFIE_TYPE_HOP_PARAMS = 8,
 865         MFIE_TYPE_HOP_TABLE = 9,
 866         MFIE_TYPE_REQUEST = 10,
 867         MFIE_TYPE_CHALLENGE = 16,
 868         MFIE_TYPE_POWER_CONSTRAINT = 32,
 869         MFIE_TYPE_POWER_CAPABILITY = 33,
 870         MFIE_TYPE_TPC_REQUEST = 34,
 871         MFIE_TYPE_TPC_REPORT = 35,
 872         MFIE_TYPE_SUPP_CHANNELS = 36,
 873         MFIE_TYPE_CSA = 37,
 874         MFIE_TYPE_MEASURE_REQUEST = 38,
 875         MFIE_TYPE_MEASURE_REPORT = 39,
 876         MFIE_TYPE_QUIET = 40,
 877         MFIE_TYPE_IBSS_DFS = 41,
 878         MFIE_TYPE_ERP = 42,
 879         MFIE_TYPE_RSN = 48,
 880         MFIE_TYPE_RATES_EX = 50,
 881         MFIE_TYPE_HT_CAP= 45,
 882          MFIE_TYPE_HT_INFO= 61,
 883          MFIE_TYPE_AIRONET=133,
 884         MFIE_TYPE_GENERIC = 221,
 885         MFIE_TYPE_QOS_PARAMETER = 222,
 886 };
 887
 888 /* Minimal header; can be used for passing 802.11 frames with sufficient
 889  * information to determine what type of underlying data type is actually
 890  * stored in the data. */
 891 struct rtl_80211_hdr {
 892         __le16 frame_ctl;
 893         __le16 duration_id;
 894         u8 payload[0];
 895 } __packed;
 896
 897 struct rtl_80211_hdr_1addr {
 898         __le16 frame_ctl;
 899         __le16 duration_id;
 900         u8 addr1[ETH_ALEN];
 901         u8 payload[0];
 902 } __packed;
 903
 904 struct rtl_80211_hdr_2addr {
 905         __le16 frame_ctl;
 906         __le16 duration_id;
 907         u8 addr1[ETH_ALEN];
 908         u8 addr2[ETH_ALEN];
 909         u8 payload[0];
 910 } __packed;
 911
 912 struct rtl_80211_hdr_3addr {
 913         __le16 frame_ctl;
 914         __le16 duration_id;
 915         u8 addr1[ETH_ALEN];
 916         u8 addr2[ETH_ALEN];
 917         u8 addr3[ETH_ALEN];
 918         __le16 seq_ctl;
 919         u8 payload[0];
 920 } __packed;
 921
 922 struct rtl_80211_hdr_4addr {
 923         __le16 frame_ctl;
 924         __le16 duration_id;
 925         u8 addr1[ETH_ALEN];
 926         u8 addr2[ETH_ALEN];
 927         u8 addr3[ETH_ALEN];
 928         __le16 seq_ctl;
 929         u8 addr4[ETH_ALEN];
 930         u8 payload[0];
 931 } __packed;
 932
 933 struct rtl_80211_hdr_3addrqos {
 934         __le16 frame_ctl;
 935         __le16 duration_id;
 936         u8 addr1[ETH_ALEN];
 937         u8 addr2[ETH_ALEN];
 938         u8 addr3[ETH_ALEN];
 939         __le16 seq_ctl;
 940         u8 payload[0];
 941         __le16 qos_ctl;
 942 } __packed;
 943
 944 struct rtl_80211_hdr_4addrqos {
 945         __le16 frame_ctl;
 946         __le16 duration_id;
 947         u8 addr1[ETH_ALEN];
 948         u8 addr2[ETH_ALEN];
 949         u8 addr3[ETH_ALEN];
 950         __le16 seq_ctl;
 951         u8 addr4[ETH_ALEN];
 952         u8 payload[0];
 953         __le16 qos_ctl;
 954 } __packed;
 955
 956 struct ieee80211_info_element {
 957         u8 id;
 958         u8 len;
 959         u8 data[0];
 960 } __packed;
 961
 962 struct ieee80211_authentication {
 963         struct rtl_80211_hdr_3addr header;
 964         __le16 algorithm;
 965         __le16 transaction;
 966         __le16 status;
 967         /*challenge*/
 968         struct ieee80211_info_element info_element[0];
 969 } __packed;
 970
 971 struct ieee80211_disassoc {
 972         struct rtl_80211_hdr_3addr header;
 973         __le16 reason;
 974 } __packed;
 975
 976 struct ieee80211_probe_request {
 977         struct rtl_80211_hdr_3addr header;
 978         /* SSID, supported rates */
 979         struct ieee80211_info_element info_element[0];
 980 } __packed;
 981
 982 struct ieee80211_probe_response {
 983         struct rtl_80211_hdr_3addr header;
 984         __le32 time_stamp[2];
 985         __le16 beacon_interval;
 986         __le16 capability;
 987         /* SSID, supported rates, FH params, DS params,
 988          * CF params, IBSS params, TIM (if beacon), RSN */
 989         struct ieee80211_info_element info_element[0];
 990 } __packed;
 991
 992 /* Alias beacon for probe_response */
 993 #define ieee80211_beacon ieee80211_probe_response
 994
 995 struct ieee80211_assoc_request_frame {
 996         struct rtl_80211_hdr_3addr header;
 997         __le16 capability;
 998         __le16 listen_interval;
 999         /* SSID, supported rates, RSN */
1000         struct ieee80211_info_element info_element[0];
1001 } __packed;
1002
1003 struct ieee80211_reassoc_request_frame {
1004         struct rtl_80211_hdr_3addr header;
1005         __le16 capability;
1006         __le16 listen_interval;
1007         u8 current_ap[ETH_ALEN];
1008         /* SSID, supported rates, RSN */
1009         struct ieee80211_info_element info_element[0];
1010 } __packed;
1011
1012 struct ieee80211_assoc_response_frame {
1013         struct rtl_80211_hdr_3addr header;
1014         __le16 capability;
1015         __le16 status;
1016         __le16 aid;
1017         struct ieee80211_info_element info_element[0]; /* supported rates */
1018 } __packed;
1019
1020 struct ieee80211_txb {
1021         u8 nr_frags;
1022         u8 encrypted;
1023         u8 queue_index;
1024         u8 rts_included;
1025         u16 reserved;
1026         __le16 frag_size;
1027         __le16 payload_size;
1028         struct sk_buff *fragments[0];
1029 };
1030
1031 #define MAX_TX_AGG_COUNT                  16
1032 struct ieee80211_drv_agg_txb {
1033         u8 nr_drv_agg_frames;
1034         struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1035 } __packed;
1036
1037 #define MAX_SUBFRAME_COUNT                64
1038 struct ieee80211_rxb {
1039         u8 nr_subframes;
1040         struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1041         u8 dst[ETH_ALEN];
1042         u8 src[ETH_ALEN];
1043 } __packed;
1044
1045 typedef union _frameqos {
1046         u16 shortdata;
1047         u8  chardata[2];
1048         struct {
1049                 u16 tid:4;
1050                 u16 eosp:1;
1051                 u16 ack_policy:2;
1052                 u16 reserved:1;
1053                 u16 txop:8;
1054         }field;
1055 } frameqos, *pframeqos;
1056
1057 /* SWEEP TABLE ENTRIES NUMBER*/
1058 #define MAX_SWEEP_TAB_ENTRIES             42
1059 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1060 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1061  * only use 8, and then use extended rates for the remaining supported
1062  * rates.  Other APs, however, stick all of their supported rates on the
1063  * main rates information element... */
1064 #define MAX_RATES_LENGTH                  ((u8)12)
1065 #define MAX_RATES_EX_LENGTH               ((u8)16)
1066 #define MAX_NETWORK_COUNT                  128
1067
1068 #define MAX_CHANNEL_NUMBER                 161
1069 #define IEEE80211_SOFTMAC_SCAN_TIME        100
1070 //(HZ / 2)
1071 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1072
1073 #define CRC_LENGTH                 4U
1074
1075 #define MAX_WPA_IE_LEN 64
1076
1077 #define NETWORK_EMPTY_ESSID (1<<0)
1078 #define NETWORK_HAS_OFDM    (1<<1)
1079 #define NETWORK_HAS_CCK     (1<<2)
1080
1081 /* QoS structure */
1082 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1083 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1084 #define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
1085                                          NETWORK_HAS_QOS_INFORMATION)
1086 /* 802.11h */
1087 #define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1088 #define NETWORK_HAS_CSA                 (1<<6)
1089 #define NETWORK_HAS_QUIET               (1<<7)
1090 #define NETWORK_HAS_IBSS_DFS            (1<<8)
1091 #define NETWORK_HAS_TPC_REPORT          (1<<9)
1092
1093 #define NETWORK_HAS_ERP_VALUE           (1<<10)
1094
1095 #define QOS_QUEUE_NUM                   4
1096 #define QOS_OUI_LEN                     3
1097 #define QOS_OUI_TYPE                    2
1098 #define QOS_ELEMENT_ID                  221
1099 #define QOS_OUI_INFO_SUB_TYPE           0
1100 #define QOS_OUI_PARAM_SUB_TYPE          1
1101 #define QOS_VERSION_1                   1
1102 #define QOS_AIFSN_MIN_VALUE             2
1103 struct ieee80211_qos_information_element {
1104         u8 elementID;
1105         u8 length;
1106         u8 qui[QOS_OUI_LEN];
1107         u8 qui_type;
1108         u8 qui_subtype;
1109         u8 version;
1110         u8 ac_info;
1111 } __packed;
1112
1113 struct ieee80211_qos_ac_parameter {
1114         u8 aci_aifsn;
1115         u8 ecw_min_max;
1116         __le16 tx_op_limit;
1117 } __packed;
1118
1119 struct ieee80211_qos_parameter_info {
1120         struct ieee80211_qos_information_element info_element;
1121         u8 reserved;
1122         struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1123 } __packed;
1124
1125 struct ieee80211_qos_parameters {
1126         __le16 cw_min[QOS_QUEUE_NUM];
1127         __le16 cw_max[QOS_QUEUE_NUM];
1128         u8 aifs[QOS_QUEUE_NUM];
1129         u8 flag[QOS_QUEUE_NUM];
1130         __le16 tx_op_limit[QOS_QUEUE_NUM];
1131 } __packed;
1132
1133 struct ieee80211_qos_data {
1134         struct ieee80211_qos_parameters parameters;
1135         int active;
1136         int supported;
1137         u8 param_count;
1138         u8 old_param_count;
1139 };
1140
1141 struct ieee80211_tim_parameters {
1142         u8 tim_count;
1143         u8 tim_period;
1144 } __packed;
1145
1146 //#else
1147 struct ieee80211_wmm_ts_info {
1148         u8 ac_dir_tid;
1149         u8 ac_up_psb;
1150         u8 reserved;
1151 } __packed;
1152
1153 struct ieee80211_wmm_tspec_elem {
1154         struct ieee80211_wmm_ts_info ts_info;
1155         u16 norm_msdu_size;
1156         u16 max_msdu_size;
1157         u32 min_serv_inter;
1158         u32 max_serv_inter;
1159         u32 inact_inter;
1160         u32 suspen_inter;
1161         u32 serv_start_time;
1162         u32 min_data_rate;
1163         u32 mean_data_rate;
1164         u32 peak_data_rate;
1165         u32 max_burst_size;
1166         u32 delay_bound;
1167         u32 min_phy_rate;
1168         u16 surp_band_allow;
1169         u16 medium_time;
1170 } __packed;
1171 enum eap_type {
1172         EAP_PACKET = 0,
1173         EAPOL_START,
1174         EAPOL_LOGOFF,
1175         EAPOL_KEY,
1176         EAPOL_ENCAP_ASF_ALERT
1177 };
1178
1179 static const char *eap_types[] = {
1180         [EAP_PACKET]            = "EAP-Packet",
1181         [EAPOL_START]           = "EAPOL-Start",
1182         [EAPOL_LOGOFF]          = "EAPOL-Logoff",
1183         [EAPOL_KEY]             = "EAPOL-Key",
1184         [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
1185 };
1186
1187 static inline const char *eap_get_type(int type)
1188 {
1189         return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1190 }
1191 //added by amy for reorder
1192 static inline u8 Frame_QoSTID(u8 *buf)
1193 {
1194         struct rtl_80211_hdr_3addr *hdr;
1195         u16 fc;
1196         hdr = (struct rtl_80211_hdr_3addr *)buf;
1197         fc = le16_to_cpu(hdr->frame_ctl);
1198         return (u8)((frameqos *)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1199 }
1200
1201 //added by amy for reorder
1202
1203 struct eapol {
1204         u8 snap[6];
1205         u16 ethertype;
1206         u8 version;
1207         u8 type;
1208         u16 length;
1209 } __packed;
1210
1211 struct ieee80211_softmac_stats{
1212         unsigned int rx_ass_ok;
1213         unsigned int rx_ass_err;
1214         unsigned int rx_probe_rq;
1215         unsigned int tx_probe_rs;
1216         unsigned int tx_beacons;
1217         unsigned int rx_auth_rq;
1218         unsigned int rx_auth_rs_ok;
1219         unsigned int rx_auth_rs_err;
1220         unsigned int tx_auth_rq;
1221         unsigned int no_auth_rs;
1222         unsigned int no_ass_rs;
1223         unsigned int tx_ass_rq;
1224         unsigned int rx_ass_rq;
1225         unsigned int tx_probe_rq;
1226         unsigned int reassoc;
1227         unsigned int swtxstop;
1228         unsigned int swtxawake;
1229         unsigned char CurrentShowTxate;
1230         unsigned char last_packet_rate;
1231         unsigned int txretrycount;
1232 };
1233
1234 #define BEACON_PROBE_SSID_ID_POSITION 12
1235
1236 struct ieee80211_info_element_hdr {
1237         u8 id;
1238         u8 len;
1239 } __packed;
1240
1241 /*
1242  * These are the data types that can make up management packets
1243  *
1244         u16 auth_algorithm;
1245         u16 auth_sequence;
1246         u16 beacon_interval;
1247         u16 capability;
1248         u8 current_ap[ETH_ALEN];
1249         u16 listen_interval;
1250         struct {
1251                 u16 association_id:14, reserved:2;
1252         } __packed;
1253         u32 time_stamp[2];
1254         u16 reason;
1255         u16 status;
1256 */
1257
1258 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1259 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1260
1261 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1262 #define MAX_SP_Len  (WMM_all_frame << 4)
1263 #define IEEE80211_QOS_TID 0x0f
1264 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1265
1266 #define IEEE80211_DTIM_MBCAST 4
1267 #define IEEE80211_DTIM_UCAST 2
1268 #define IEEE80211_DTIM_VALID 1
1269 #define IEEE80211_DTIM_INVALID 0
1270
1271 #define IEEE80211_PS_DISABLED 0
1272 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1273 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1274
1275 //added by David for QoS 2006/6/30
1276 //#define WMM_Hang_8187
1277 #ifdef WMM_Hang_8187
1278 #undef WMM_Hang_8187
1279 #endif
1280
1281 #define WME_AC_BK   0x00
1282 #define WME_AC_BE   0x01
1283 #define WME_AC_VI   0x02
1284 #define WME_AC_VO   0x03
1285 #define WME_ACI_MASK 0x03
1286 #define WME_AIFSN_MASK 0x03
1287 #define WME_AC_PRAM_LEN 16
1288
1289 #define MAX_RECEIVE_BUFFER_SIZE 9100
1290
1291 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1292 //#define UP2AC(up)     ((up<3) ? ((up==0)?1:0) : (up>>1))
1293 #define UP2AC(up) (                \
1294         ((up) < 1) ? WME_AC_BE : \
1295         ((up) < 3) ? WME_AC_BK : \
1296         ((up) < 4) ? WME_AC_BE : \
1297         ((up) < 6) ? WME_AC_VI : \
1298         WME_AC_VO)
1299 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1300 #define AC2UP(_ac)      (       \
1301         ((_ac) == WME_AC_VO) ? 6 : \
1302         ((_ac) == WME_AC_VI) ? 5 : \
1303         ((_ac) == WME_AC_BK) ? 1 : \
1304         0)
1305
1306 #define ETHER_ADDR_LEN          6       /* length of an Ethernet address */
1307 #define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
1308
1309 struct  ether_header {
1310         u8 ether_dhost[ETHER_ADDR_LEN];
1311         u8 ether_shost[ETHER_ADDR_LEN];
1312         u16 ether_type;
1313 } __packed;
1314
1315 #ifndef ETHERTYPE_PAE
1316 #define ETHERTYPE_PAE   0x888e          /* EAPOL PAE/802.1x */
1317 #endif
1318 #ifndef ETHERTYPE_IP
1319 #define ETHERTYPE_IP    0x0800          /* IP protocol */
1320 #endif
1321
1322 typedef enum _erp_t{
1323         ERP_NonERPpresent       = 0x01,
1324         ERP_UseProtection       = 0x02,
1325         ERP_BarkerPreambleMode = 0x04,
1326 } erp_t;
1327
1328
1329 struct ieee80211_network {
1330         /* These entries are used to identify a unique network */
1331         u8 bssid[ETH_ALEN];
1332         u8 channel;
1333         /* Ensure null-terminated for any debug msgs */
1334         u8 ssid[IW_ESSID_MAX_SIZE + 1];
1335         u8 ssid_len;
1336         struct ieee80211_qos_data qos_data;
1337
1338         //added by amy for LEAP
1339         bool    bWithAironetIE;
1340         bool    bCkipSupported;
1341         bool    bCcxRmEnable;
1342         u16     CcxRmState[2];
1343         // CCXv4 S59, MBSSID.
1344         bool    bMBssidValid;
1345         u8      MBssidMask;
1346         u8      MBssid[6];
1347         // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1348         bool    bWithCcxVerNum;
1349         u8      BssCcxVerNumber;
1350         /* These are network statistics */
1351         struct ieee80211_rx_stats stats;
1352         u16 capability;
1353         u8  rates[MAX_RATES_LENGTH];
1354         u8  rates_len;
1355         u8  rates_ex[MAX_RATES_EX_LENGTH];
1356         u8  rates_ex_len;
1357         unsigned long last_scanned;
1358         u8  mode;
1359         u32 flags;
1360         u32 last_associate;
1361         u32 time_stamp[2];
1362         u16 beacon_interval;
1363         u16 listen_interval;
1364         u16 atim_window;
1365         u8  erp_value;
1366         u8  wpa_ie[MAX_WPA_IE_LEN];
1367         size_t wpa_ie_len;
1368         u8  rsn_ie[MAX_WPA_IE_LEN];
1369         size_t rsn_ie_len;
1370
1371         struct ieee80211_tim_parameters tim;
1372         u8  dtim_period;
1373         u8  dtim_data;
1374         u32 last_dtim_sta_time[2];
1375
1376         //appeded for QoS
1377         u8 wmm_info;
1378         struct ieee80211_wmm_ac_param wmm_param[4];
1379         u8 QoS_Enable;
1380 #ifdef THOMAS_TURBO
1381         u8 Turbo_Enable;//enable turbo mode, added by thomas
1382 #endif
1383         u16 CountryIeLen;
1384         u8 CountryIeBuf[MAX_IE_LEN];
1385         // HT Related, by amy, 2008.04.29
1386         BSS_HT  bssht;
1387         // Add to handle broadcom AP management frame CCK rate.
1388         bool broadcom_cap_exist;
1389         bool ralink_cap_exist;
1390         bool atheros_cap_exist;
1391         bool cisco_cap_exist;
1392         bool unknown_cap_exist;
1393 //      u8      berp_info;
1394         bool    berp_info_valid;
1395         bool buseprotection;
1396         //put at the end of the structure.
1397         struct list_head list;
1398 };
1399
1400 enum ieee80211_state {
1401
1402         /* the card is not linked at all */
1403         IEEE80211_NOLINK = 0,
1404
1405         /* IEEE80211_ASSOCIATING* are for BSS client mode
1406          * the driver shall not perform RX filtering unless
1407          * the state is LINKED.
1408          * The driver shall just check for the state LINKED and
1409          * defaults to NOLINK for ALL the other states (including
1410          * LINKED_SCANNING)
1411          */
1412
1413         /* the association procedure will start (wq scheduling)*/
1414         IEEE80211_ASSOCIATING,
1415         IEEE80211_ASSOCIATING_RETRY,
1416
1417         /* the association procedure is sending AUTH request*/
1418         IEEE80211_ASSOCIATING_AUTHENTICATING,
1419
1420         /* the association procedure has successfully authentcated
1421          * and is sending association request
1422          */
1423         IEEE80211_ASSOCIATING_AUTHENTICATED,
1424
1425         /* the link is ok. the card associated to a BSS or linked
1426          * to a ibss cell or acting as an AP and creating the bss
1427          */
1428         IEEE80211_LINKED,
1429
1430         /* same as LINKED, but the driver shall apply RX filter
1431          * rules as we are in NO_LINK mode. As the card is still
1432          * logically linked, but it is doing a syncro site survey
1433          * then it will be back to LINKED state.
1434          */
1435         IEEE80211_LINKED_SCANNING,
1436
1437 };
1438
1439 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1440 #define DEFAULT_FTS 2346
1441
1442 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1443 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1444 #define CFG_IEEE80211_RTS (1<<2)
1445
1446 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1447 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1448 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1449                                   IEEE80211_24GHZ_MIN_CHANNEL + 1)
1450
1451 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1452 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1453 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1454                                   IEEE80211_52GHZ_MIN_CHANNEL + 1)
1455
1456
1457
1458 typedef struct tx_pending_t{
1459         int frag;
1460         struct ieee80211_txb *txb;
1461 }tx_pending_t;
1462
1463 typedef struct _bandwidth_autoswitch {
1464         long threshold_20Mhzto40Mhz;
1465         long    threshold_40Mhzto20Mhz;
1466         bool bforced_tx20Mhz;
1467         bool bautoswitch_enable;
1468 } bandwidth_autoswitch, *pbandwidth_autoswitch;
1469
1470
1471 //added by amy for order
1472
1473 #define REORDER_WIN_SIZE        128
1474 #define REORDER_ENTRY_NUM       128
1475 typedef struct _RX_REORDER_ENTRY {
1476         struct list_head        List;
1477         u16                     SeqNum;
1478         struct ieee80211_rxb *prxb;
1479 } RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1480 //added by amy for order
1481 typedef enum _Fsync_State{
1482         Default_Fsync,
1483         HW_Fsync,
1484         SW_Fsync
1485 }Fsync_State;
1486
1487 // Power save mode configured.
1488 typedef enum _RT_PS_MODE
1489 {
1490         eActive,        // Active/Continuous access.
1491         eMaxPs,         // Max power save mode.
1492         eFastPs         // Fast power save mode.
1493 }RT_PS_MODE;
1494
1495 typedef enum _IPS_CALLBACK_FUNCION
1496 {
1497         IPS_CALLBACK_NONE = 0,
1498         IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1499         IPS_CALLBACK_JOIN_REQUEST = 2,
1500 }IPS_CALLBACK_FUNCION;
1501
1502 typedef enum _RT_JOIN_ACTION{
1503         RT_JOIN_INFRA   = 1,
1504         RT_JOIN_IBSS  = 2,
1505         RT_START_IBSS = 3,
1506         RT_NO_ACTION  = 4,
1507 }RT_JOIN_ACTION;
1508
1509 typedef struct _IbssParms{
1510         u16   atimWin;
1511 }IbssParms, *PIbssParms;
1512 #define MAX_NUM_RATES   264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
1513
1514 // RF state.
1515 typedef enum _RT_RF_POWER_STATE {
1516         eRfOn,
1517         eRfSleep,
1518         eRfOff
1519 }RT_RF_POWER_STATE;
1520
1521 typedef struct _RT_POWER_SAVE_CONTROL {
1522
1523         //
1524         // Inactive Power Save(IPS) : Disable RF when disconnected
1525         //
1526         bool                            bInactivePs;
1527         bool                            bIPSModeBackup;
1528         bool                            bSwRfProcessing;
1529         RT_RF_POWER_STATE       eInactivePowerState;
1530         struct work_struct      InactivePsWorkItem;
1531         struct timer_list       InactivePsTimer;
1532
1533         // Return point for join action
1534         IPS_CALLBACK_FUNCION    ReturnPoint;
1535
1536         // Recored Parameters for rescheduled JoinRequest
1537         bool                            bTmpBssDesc;
1538         RT_JOIN_ACTION          tmpJoinAction;
1539         struct ieee80211_network tmpBssDesc;
1540
1541         // Recored Parameters for rescheduled MgntLinkRequest
1542         bool                            bTmpScanOnly;
1543         bool                            bTmpActiveScan;
1544         bool                            bTmpFilterHiddenAP;
1545         bool                            bTmpUpdateParms;
1546         u8                                      tmpSsidBuf[33];
1547         OCTET_STRING                    tmpSsid2Scan;
1548         bool                            bTmpSsid2Scan;
1549         u8                                      tmpNetworkType;
1550         u8                                      tmpChannelNumber;
1551         u16                                     tmpBcnPeriod;
1552         u8                                      tmpDtimPeriod;
1553         u16                                     tmpmCap;
1554         OCTET_STRING                    tmpSuppRateSet;
1555         u8                                      tmpSuppRateBuf[MAX_NUM_RATES];
1556         bool                            bTmpSuppRate;
1557         IbssParms                               tmpIbpm;
1558         bool                            bTmpIbpm;
1559
1560         //
1561         // Leisre Poswer Save : Disable RF if connected but traffic is not busy
1562         //
1563         bool                            bLeisurePs;
1564
1565 } RT_POWER_SAVE_CONTROL, *PRT_POWER_SAVE_CONTROL;
1566
1567 typedef u32 RT_RF_CHANGE_SOURCE;
1568 #define RF_CHANGE_BY_SW BIT31
1569 #define RF_CHANGE_BY_HW BIT30
1570 #define RF_CHANGE_BY_PS BIT29
1571 #define RF_CHANGE_BY_IPS BIT28
1572 #define RF_CHANGE_BY_INIT       0       // Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1573
1574 typedef enum
1575 {
1576         COUNTRY_CODE_FCC = 0,
1577         COUNTRY_CODE_IC = 1,
1578         COUNTRY_CODE_ETSI = 2,
1579         COUNTRY_CODE_SPAIN = 3,
1580         COUNTRY_CODE_FRANCE = 4,
1581         COUNTRY_CODE_MKK = 5,
1582         COUNTRY_CODE_MKK1 = 6,
1583         COUNTRY_CODE_ISRAEL = 7,
1584         COUNTRY_CODE_TELEC,
1585         COUNTRY_CODE_MIC,
1586         COUNTRY_CODE_GLOBAL_DOMAIN
1587 }country_code_type_t;
1588
1589 #define RT_MAX_LD_SLOT_NUM      10
1590 typedef struct _RT_LINK_DETECT_T{
1591
1592         u32                             NumRecvBcnInPeriod;
1593         u32                             NumRecvDataInPeriod;
1594
1595         u32                             RxBcnNum[RT_MAX_LD_SLOT_NUM];   // number of Rx beacon / CheckForHang_period  to determine link status
1596         u32                             RxDataNum[RT_MAX_LD_SLOT_NUM];  // number of Rx data / CheckForHang_period  to determine link status
1597         u16                             SlotNum;        // number of CheckForHang period to determine link status
1598         u16                             SlotIndex;
1599
1600         u32                             NumTxOkInPeriod;
1601         u32                             NumRxOkInPeriod;
1602         bool                            bBusyTraffic;
1603 }RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1604
1605
1606 struct ieee80211_device {
1607         struct net_device *dev;
1608         struct ieee80211_security sec;
1609
1610         //hw security related
1611 //      u8 hwsec_support; //support?
1612         u8 hwsec_active;  //hw security active.
1613         bool is_silent_reset;
1614         bool ieee_up;
1615         //added by amy
1616         bool bSupportRemoteWakeUp;
1617         RT_PS_MODE      dot11PowerSaveMode; // Power save mode configured.
1618         bool actscanning;
1619         bool beinretry;
1620         RT_RF_POWER_STATE               eRFPowerState;
1621         RT_RF_CHANGE_SOURCE     RfOffReason;
1622         bool is_set_key;
1623         //11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1624
1625         //11n HT below
1626         PRT_HIGH_THROUGHPUT     pHTInfo;
1627         //struct timer_list             SwBwTimer;
1628 //      spinlock_t chnlop_spinlock;
1629         spinlock_t bw_spinlock;
1630
1631         spinlock_t reorder_spinlock;
1632         // for HT operation rate set.  we use this one for HT data rate to separate different descriptors
1633         //the way fill this is the same as in the IE
1634         u8      Regdot11HTOperationalRateSet[16];               //use RATR format
1635         u8      dot11HTOperationalRateSet[16];          //use RATR format
1636         u8      RegHTSuppRateSet[16];
1637         u8                              HTCurrentOperaRate;
1638         u8                              HTHighestOperaRate;
1639         //wb added for rate operation mode to firmware
1640         u8      bTxDisableRateFallBack;
1641         u8      bTxUseDriverAssingedRate;
1642         atomic_t        atm_chnlop;
1643         atomic_t        atm_swbw;
1644 //      u8      HTHighestOperaRate;
1645 //      u8      HTCurrentOperaRate;
1646
1647         // 802.11e and WMM Traffic Stream Info (TX)
1648         struct list_head                Tx_TS_Admit_List;
1649         struct list_head                Tx_TS_Pending_List;
1650         struct list_head                Tx_TS_Unused_List;
1651         TX_TS_RECORD            TxTsRecord[TOTAL_TS_NUM];
1652         // 802.11e and WMM Traffic Stream Info (RX)
1653         struct list_head                Rx_TS_Admit_List;
1654         struct list_head                Rx_TS_Pending_List;
1655         struct list_head                Rx_TS_Unused_List;
1656         RX_TS_RECORD            RxTsRecord[TOTAL_TS_NUM];
1657 //#ifdef TO_DO_LIST
1658         RX_REORDER_ENTRY        RxReorderEntry[128];
1659         struct list_head                RxReorder_Unused_List;
1660 //#endif
1661         // Qos related. Added by Annie, 2005-11-01.
1662 //      PSTA_QOS                        pStaQos;
1663         u8                              ForcedPriority;         // Force per-packet priority 1~7. (default: 0, not to force it.)
1664
1665
1666         /* Bookkeeping structures */
1667         struct net_device_stats stats;
1668         struct ieee80211_stats ieee_stats;
1669         struct ieee80211_softmac_stats softmac_stats;
1670
1671         /* Probe / Beacon management */
1672         struct list_head network_free_list;
1673         struct list_head network_list;
1674         struct ieee80211_network *networks;
1675         int scans;
1676         int scan_age;
1677
1678         int iw_mode; /* operating mode (IW_MODE_*) */
1679         struct iw_spy_data spy_data;
1680
1681         spinlock_t lock;
1682         spinlock_t wpax_suitlist_lock;
1683
1684         int tx_headroom; /* Set to size of any additional room needed at front
1685                           * of allocated Tx SKBs */
1686         u32 config;
1687
1688         /* WEP and other encryption related settings at the device level */
1689         int open_wep; /* Set to 1 to allow unencrypted frames */
1690         int auth_mode;
1691         int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1692                                  * WEP key changes */
1693
1694         /* If the host performs {en,de}cryption, then set to 1 */
1695         int host_encrypt;
1696         int host_encrypt_msdu;
1697         int host_decrypt;
1698         /* host performs multicast decryption */
1699         int host_mc_decrypt;
1700
1701         /* host should strip IV and ICV from protected frames */
1702         /* meaningful only when hardware decryption is being used */
1703         int host_strip_iv_icv;
1704
1705         int host_open_frag;
1706         int host_build_iv;
1707         int ieee802_1x; /* is IEEE 802.1X used */
1708
1709         /* WPA data */
1710         bool bHalfWirelessN24GMode;
1711         int wpa_enabled;
1712         int drop_unencrypted;
1713         int tkip_countermeasures;
1714         int privacy_invoked;
1715         size_t wpa_ie_len;
1716         u8 *wpa_ie;
1717         u8 ap_mac_addr[6];
1718         u16 pairwise_key_type;
1719         u16 group_key_type;
1720         struct list_head crypt_deinit_list;
1721         struct ieee80211_crypt_data *crypt[WEP_KEYS];
1722         int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1723         struct timer_list crypt_deinit_timer;
1724         int crypt_quiesced;
1725
1726         int bcrx_sta_key; /* use individual keys to override default keys even
1727                            * with RX of broad/multicast frames */
1728
1729         /* Fragmentation structures */
1730         // each streaming contain a entry
1731         struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1732         unsigned int frag_next_idx[17];
1733         u16 fts; /* Fragmentation Threshold */
1734 #define DEFAULT_RTS_THRESHOLD 2346U
1735 #define MIN_RTS_THRESHOLD 1
1736 #define MAX_RTS_THRESHOLD 2346U
1737         u16 rts; /* RTS threshold */
1738
1739         /* Association info */
1740         u8 bssid[ETH_ALEN];
1741
1742         /* This stores infos for the current network.
1743          * Either the network we are associated in INFRASTRUCTURE
1744          * or the network that we are creating in MASTER mode.
1745          * ad-hoc is a mixture ;-).
1746          * Note that in infrastructure mode, even when not associated,
1747          * fields bssid and essid may be valid (if wpa_set and essid_set
1748          * are true) as thy carry the value set by the user via iwconfig
1749          */
1750         struct ieee80211_network current_network;
1751
1752         enum ieee80211_state state;
1753
1754         int short_slot;
1755         int reg_mode;
1756         int mode;       /* A, B, G */
1757         int modulation; /* CCK, OFDM */
1758         int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
1759         int abg_true;   /* ABG flag              */
1760
1761         /* used for forcing the ibss workqueue to terminate
1762          * without wait for the syncro scan to terminate
1763          */
1764         short sync_scan_hurryup;
1765
1766         int perfect_rssi;
1767         int worst_rssi;
1768
1769         u16 prev_seq_ctl;       /* used to drop duplicate frames */
1770
1771         /* map of allowed channels. 0 is dummy */
1772         // FIXME: remember to default to a basic channel plan depending of the PHY type
1773         void *pDot11dInfo;
1774         bool bGlobalDomain;
1775         int rate;       /* current rate */
1776         int basic_rate;
1777         //FIXME: pleace callback, see if redundant with softmac_features
1778         short active_scan;
1779
1780         /* this contains flags for selectively enable softmac support */
1781         u16 softmac_features;
1782
1783         /* if the sequence control field is not filled by HW */
1784         u16 seq_ctrl[5];
1785
1786         /* association procedure transaction sequence number */
1787         u16 associate_seq;
1788
1789         /* AID for RTXed association responses */
1790         u16 assoc_id;
1791
1792         /* power save mode related*/
1793         short ps;
1794         short sta_sleep;
1795         int ps_timeout;
1796         int ps_period;
1797         struct tasklet_struct ps_task;
1798         u32 ps_th;
1799         u32 ps_tl;
1800
1801         short raw_tx;
1802         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1803         short queue_stop;
1804         short scanning;
1805         short proto_started;
1806
1807         struct semaphore wx_sem;
1808         struct semaphore scan_sem;
1809
1810         spinlock_t mgmt_tx_lock;
1811         spinlock_t beacon_lock;
1812
1813         short beacon_txing;
1814
1815         short wap_set;
1816         short ssid_set;
1817
1818         u8  wpax_type_set;    //{added by David, 2006.9.28}
1819         u32 wpax_type_notify; //{added by David, 2006.9.26}
1820
1821         /* QoS related flag */
1822         char init_wmmparam_flag;
1823         /* set on initialization */
1824         u8  qos_support;
1825
1826         /* for discarding duplicated packets in IBSS */
1827         struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1828
1829         /* for discarding duplicated packets in BSS */
1830         u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1831         u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1832         unsigned long last_packet_time[17];
1833
1834         /* for PS mode */
1835         unsigned long last_rx_ps_time;
1836
1837         /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1838         struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1839         int mgmt_queue_head;
1840         int mgmt_queue_tail;
1841 //{ added for rtl819x
1842 #define IEEE80211_QUEUE_LIMIT 128
1843         u8 AsocRetryCount;
1844         unsigned int hw_header;
1845         struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
1846         struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
1847         struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
1848         u32     sta_edca_param[4];
1849         bool aggregation;
1850         // Enable/Disable Rx immediate BA capability.
1851         bool enable_rx_imm_BA;
1852         bool bibsscoordinator;
1853
1854         //+by amy for DM ,080515
1855         //Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
1856         bool    bdynamic_txpower_enable;
1857
1858         bool bCTSToSelfEnable;
1859         u8      CTSToSelfTH;
1860
1861         u32     fsync_time_interval;
1862         u32     fsync_rate_bitmap;
1863         u8      fsync_rssi_threshold;
1864         bool    bfsync_enable;
1865
1866         u8      fsync_multiple_timeinterval;            // FsyncMultipleTimeInterval * FsyncTimeInterval
1867         u32     fsync_firstdiff_ratethreshold;          // low threshold
1868         u32     fsync_seconddiff_ratethreshold;  // decrease threshold
1869         Fsync_State                     fsync_state;
1870         bool            bis_any_nonbepkts;
1871         //20Mhz 40Mhz AutoSwitch Threshold
1872         bandwidth_autoswitch bandwidth_auto_switch;
1873         //for txpower tracking
1874         bool FwRWRF;
1875
1876         //added by amy for AP roaming
1877         RT_LINK_DETECT_T        LinkDetectInfo;
1878         //added by amy for ps
1879         RT_POWER_SAVE_CONTROL   PowerSaveControl;
1880 //}
1881         /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1882         struct  tx_pending_t tx_pending;
1883
1884         /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1885         struct timer_list associate_timer;
1886
1887         /* used if IEEE_SOFTMAC_BEACONS is set */
1888         struct timer_list beacon_timer;
1889         struct work_struct associate_complete_wq;
1890         struct work_struct associate_procedure_wq;
1891         struct delayed_work softmac_scan_wq;
1892         struct delayed_work associate_retry_wq;
1893          struct delayed_work start_ibss_wq;
1894         struct work_struct wx_sync_scan_wq;
1895         struct workqueue_struct *wq;
1896         // Qos related. Added by Annie, 2005-11-01.
1897         //STA_QOS  StaQos;
1898
1899         //u32 STA_EDCA_PARAM[4];
1900         //CHANNEL_ACCESS_SETTING ChannelAccessSetting;
1901
1902
1903         /* Callback functions */
1904         void (*set_security)(struct net_device *dev,
1905                              struct ieee80211_security *sec);
1906
1907         /* Used to TX data frame by using txb structs.
1908          * this is not used if in the softmac_features
1909          * is set the flag IEEE_SOFTMAC_TX_QUEUE
1910          */
1911         int (*hard_start_xmit)(struct ieee80211_txb *txb,
1912                                struct net_device *dev);
1913
1914         int (*reset_port)(struct net_device *dev);
1915         int (*is_queue_full) (struct net_device *dev, int pri);
1916
1917         int (*handle_management) (struct net_device *dev,
1918                                   struct ieee80211_network *network, u16 type);
1919         int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
1920
1921         /* Softmac-generated frames (management) are TXed via this
1922          * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1923          * not set. As some cards may have different HW queues that
1924          * one might want to use for data and management frames
1925          * the option to have two callbacks might be useful.
1926          * This function can't sleep.
1927          */
1928         int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1929                                struct net_device *dev);
1930
1931         /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1932          * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1933          * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1934          * then also management frames are sent via this callback.
1935          * This function can't sleep.
1936          */
1937         void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1938                                struct net_device *dev, int rate);
1939
1940         /* stops the HW queue for DATA frames. Useful to avoid
1941          * waste time to TX data frame when we are reassociating
1942          * This function can sleep.
1943          */
1944         void (*data_hard_stop)(struct net_device *dev);
1945
1946         /* OK this is complementar to data_poll_hard_stop */
1947         void (*data_hard_resume)(struct net_device *dev);
1948
1949         /* ask to the driver to retune the radio .
1950          * This function can sleep. the driver should ensure
1951          * the radio has been swithced before return.
1952          */
1953         void (*set_chan)(struct net_device *dev, short ch);
1954
1955         /* These are not used if the ieee stack takes care of
1956          * scanning (IEEE_SOFTMAC_SCAN feature set).
1957          * In this case only the set_chan is used.
1958          *
1959          * The syncro version is similar to the start_scan but
1960          * does not return until all channels has been scanned.
1961          * this is called in user context and should sleep,
1962          * it is called in a work_queue when swithcing to ad-hoc mode
1963          * or in behalf of iwlist scan when the card is associated
1964          * and root user ask for a scan.
1965          * the function stop_scan should stop both the syncro and
1966          * background scanning and can sleep.
1967          * The function start_scan should initiate the background
1968          * scanning and can't sleep.
1969          */
1970         void (*scan_syncro)(struct net_device *dev);
1971         void (*start_scan)(struct net_device *dev);
1972         void (*stop_scan)(struct net_device *dev);
1973
1974         /* indicate the driver that the link state is changed
1975          * for example it may indicate the card is associated now.
1976          * Driver might be interested in this to apply RX filter
1977          * rules or simply light the LINK led
1978          */
1979         void (*link_change)(struct net_device *dev);
1980
1981         /* these two function indicates to the HW when to start
1982          * and stop to send beacons. This is used when the
1983          * IEEE_SOFTMAC_BEACONS is not set. For now the
1984          * stop_send_bacons is NOT guaranteed to be called only
1985          * after start_send_beacons.
1986          */
1987         void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
1988         void (*stop_send_beacons) (struct net_device *dev);
1989
1990         /* power save mode related */
1991         void (*sta_wake_up) (struct net_device *dev);
1992         void (*ps_request_tx_ack) (struct net_device *dev);
1993         void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
1994         short (*ps_is_queue_empty) (struct net_device *dev);
1995         int (*handle_beacon) (struct net_device *dev, struct ieee80211_beacon *beacon, struct ieee80211_network *network);
1996         int (*handle_assoc_response) (struct net_device *dev, struct ieee80211_assoc_response_frame *resp, struct ieee80211_network *network);
1997
1998
1999         /* check whether Tx hw resource available */
2000         short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2001         //added by wb for HT related
2002 //      void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2003         void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2004 //      void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2005         bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
2006         void (*SetWirelessMode)(struct net_device *dev, u8 wireless_mode);
2007         bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
2008         void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2009
2010         /* This must be the last item so that it points to the data
2011          * allocated beyond this structure by alloc_ieee80211 */
2012         u8 priv[0];
2013 };
2014
2015 #define IEEE_A            (1<<0)
2016 #define IEEE_B            (1<<1)
2017 #define IEEE_G            (1<<2)
2018 #define IEEE_N_24G                (1<<4)
2019 #define IEEE_N_5G                 (1<<5)
2020 #define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2021
2022 /* Generate a 802.11 header */
2023
2024 /* Uses the channel change callback directly
2025  * instead of [start/stop] scan callbacks
2026  */
2027 #define IEEE_SOFTMAC_SCAN (1<<2)
2028
2029 /* Perform authentication and association handshake */
2030 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2031
2032 /* Generate probe requests */
2033 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2034
2035 /* Generate respones to probe requests */
2036 #define IEEE_SOFTMAC_PROBERS (1<<5)
2037
2038 /* The ieee802.11 stack will manages the netif queue
2039  * wake/stop for the driver, taking care of 802.11
2040  * fragmentation. See softmac.c for details. */
2041 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2042
2043 /* Uses only the softmac_data_hard_start_xmit
2044  * even for TX management frames.
2045  */
2046 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2047
2048 /* Generate beacons.  The stack will enqueue beacons
2049  * to the card
2050  */
2051 #define IEEE_SOFTMAC_BEACONS (1<<6)
2052
2053 static inline void *ieee80211_priv(struct net_device *dev)
2054 {
2055         return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2056 }
2057
2058 static inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2059 {
2060         /* Single white space is for Linksys APs */
2061         if (essid_len == 1 && essid[0] == ' ')
2062                 return 1;
2063
2064         /* Otherwise, if the entire essid is 0, we assume it is hidden */
2065         while (essid_len) {
2066                 essid_len--;
2067                 if (essid[essid_len] != '\0')
2068                         return 0;
2069         }
2070
2071         return 1;
2072 }
2073
2074 static inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2075 {
2076         /*
2077          * It is possible for both access points and our device to support
2078          * combinations of modes, so as long as there is one valid combination
2079          * of ap/device supported modes, then return success
2080          *
2081          */
2082         if ((mode & IEEE_A) &&
2083             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2084             (ieee->freq_band & IEEE80211_52GHZ_BAND))
2085                 return 1;
2086
2087         if ((mode & IEEE_G) &&
2088             (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2089             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2090                 return 1;
2091
2092         if ((mode & IEEE_B) &&
2093             (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2094             (ieee->freq_band & IEEE80211_24GHZ_BAND))
2095                 return 1;
2096
2097         return 0;
2098 }
2099
2100 static inline int ieee80211_get_hdrlen(u16 fc)
2101 {
2102         int hdrlen = IEEE80211_3ADDR_LEN;
2103
2104         switch (WLAN_FC_GET_TYPE(fc)) {
2105         case IEEE80211_FTYPE_DATA:
2106                 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2107                         hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2108                 if(IEEE80211_QOS_HAS_SEQ(fc))
2109                         hdrlen += 2; /* QOS ctrl*/
2110                 break;
2111         case IEEE80211_FTYPE_CTL:
2112                 switch (WLAN_FC_GET_STYPE(fc)) {
2113                 case IEEE80211_STYPE_CTS:
2114                 case IEEE80211_STYPE_ACK:
2115                         hdrlen = IEEE80211_1ADDR_LEN;
2116                         break;
2117                 default:
2118                         hdrlen = IEEE80211_2ADDR_LEN;
2119                         break;
2120                 }
2121                 break;
2122         }
2123
2124         return hdrlen;
2125 }
2126
2127 static inline u8 *ieee80211_get_payload(struct rtl_80211_hdr *hdr)
2128 {
2129         switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2130         case IEEE80211_1ADDR_LEN:
2131                 return ((struct rtl_80211_hdr_1addr *)hdr)->payload;
2132         case IEEE80211_2ADDR_LEN:
2133                 return ((struct rtl_80211_hdr_2addr *)hdr)->payload;
2134         case IEEE80211_3ADDR_LEN:
2135                 return ((struct rtl_80211_hdr_3addr *)hdr)->payload;
2136         case IEEE80211_4ADDR_LEN:
2137                 return ((struct rtl_80211_hdr_4addr *)hdr)->payload;
2138         }
2139         return NULL;
2140 }
2141
2142 static inline int ieee80211_is_ofdm_rate(u8 rate)
2143 {
2144         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2145         case IEEE80211_OFDM_RATE_6MB:
2146         case IEEE80211_OFDM_RATE_9MB:
2147         case IEEE80211_OFDM_RATE_12MB:
2148         case IEEE80211_OFDM_RATE_18MB:
2149         case IEEE80211_OFDM_RATE_24MB:
2150         case IEEE80211_OFDM_RATE_36MB:
2151         case IEEE80211_OFDM_RATE_48MB:
2152         case IEEE80211_OFDM_RATE_54MB:
2153                 return 1;
2154         }
2155         return 0;
2156 }
2157
2158 static inline int ieee80211_is_cck_rate(u8 rate)
2159 {
2160         switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2161         case IEEE80211_CCK_RATE_1MB:
2162         case IEEE80211_CCK_RATE_2MB:
2163         case IEEE80211_CCK_RATE_5MB:
2164         case IEEE80211_CCK_RATE_11MB:
2165                 return 1;
2166         }
2167         return 0;
2168 }
2169
2170
2171 /* ieee80211.c */
2172 extern void free_ieee80211(struct net_device *dev);
2173 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2174
2175 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2176
2177 /* ieee80211_tx.c */
2178
2179 extern int ieee80211_encrypt_fragment(
2180         struct ieee80211_device *ieee,
2181         struct sk_buff *frag,
2182         int hdr_len);
2183
2184 extern int ieee80211_xmit(struct sk_buff *skb,
2185                           struct net_device *dev);
2186 extern void ieee80211_txb_free(struct ieee80211_txb *);
2187
2188
2189 /* ieee80211_rx.c */
2190 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2191                         struct ieee80211_rx_stats *rx_stats);
2192 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2193                              struct rtl_80211_hdr_4addr *header,
2194                              struct ieee80211_rx_stats *stats);
2195
2196 /* ieee80211_wx.c */
2197 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2198                                  struct iw_request_info *info,
2199                                  union iwreq_data *wrqu, char *key);
2200 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2201                                    struct iw_request_info *info,
2202                                    union iwreq_data *wrqu, char *key);
2203 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2204                                    struct iw_request_info *info,
2205                                    union iwreq_data *wrqu, char *key);
2206 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2207                             struct iw_request_info *info,
2208                             union iwreq_data *wrqu, char *extra);
2209 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2210                             struct iw_request_info *info,
2211                             union iwreq_data *wrqu, char *extra);
2212 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2213                                struct iw_request_info *info,
2214                                struct iw_param *data, char *extra);
2215 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2216                                struct iw_request_info *info,
2217                                union iwreq_data *wrqu, char *extra);
2218 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2219
2220 /* ieee80211_softmac.c */
2221 extern short ieee80211_is_54g(const struct ieee80211_network *net);
2222 extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
2223 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2224                         struct ieee80211_rx_stats *rx_stats, u16 type,
2225                         u16 stype);
2226 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2227
2228 void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta, u8 asRsn);
2229 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2230
2231 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2232 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2233 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2234 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2235 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2236 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2237 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2238 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2239 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2240 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2241 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2242 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2243 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2244 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2245 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2246 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2247 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2248 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2249 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2250 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2251 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2252 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2253 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2254 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2255 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2256 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2257
2258 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2259
2260 /* ieee80211_crypt_ccmp&tkip&wep.c */
2261 extern void ieee80211_tkip_null(void);
2262 extern void ieee80211_wep_null(void);
2263 extern void ieee80211_ccmp_null(void);
2264
2265 int ieee80211_crypto_init(void);
2266 void ieee80211_crypto_deinit(void);
2267 int ieee80211_crypto_tkip_init(void);
2268 void ieee80211_crypto_tkip_exit(void);
2269 int ieee80211_crypto_ccmp_init(void);
2270 void ieee80211_crypto_ccmp_exit(void);
2271 int ieee80211_crypto_wep_init(void);
2272 void ieee80211_crypto_wep_exit(void);
2273
2274 /* ieee80211_softmac_wx.c */
2275
2276 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2277                             struct iw_request_info *info,
2278                             union iwreq_data *wrqu, char *ext);
2279
2280 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2281                          struct iw_request_info *info,
2282                          union iwreq_data *awrq,
2283                          char *extra);
2284
2285 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2286
2287 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2288                              struct iw_request_info *info,
2289                              union iwreq_data *wrqu, char *extra);
2290
2291 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2292                              struct iw_request_info *info,
2293                              union iwreq_data *wrqu, char *extra);
2294
2295 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2296                              union iwreq_data *wrqu, char *b);
2297
2298 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2299                              union iwreq_data *wrqu, char *b);
2300
2301 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2302                               struct iw_request_info *a,
2303                               union iwreq_data *wrqu, char *extra);
2304
2305 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2306                              union iwreq_data *wrqu, char *b);
2307
2308 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2309                              union iwreq_data *wrqu, char *b);
2310
2311 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2312                              union iwreq_data *wrqu, char *b);
2313
2314 /* ieee80211_module.c */
2315 extern int ieee80211_debug_init(void);
2316 extern void ieee80211_debug_exit(void);
2317
2318 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2319 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2320
2321
2322 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2323                                struct iw_request_info *info,
2324                                union iwreq_data *wrqu, char *extra);
2325
2326 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2327                              struct iw_request_info *info,
2328                              union iwreq_data *wrqu, char *extra);
2329
2330 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2331                                  struct iw_request_info *info,
2332                                  union iwreq_data *wrqu, char *extra);
2333
2334 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2335                                  struct iw_request_info *info,
2336                                  union iwreq_data *wrqu, char *extra);
2337
2338 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2339                              struct iw_request_info *info,
2340                              union iwreq_data *wrqu, char *extra);
2341
2342 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2343                              struct iw_request_info *info,
2344                              union iwreq_data *wrqu, char *extra);
2345 //HT
2346 #define MAX_RECEIVE_BUFFER_SIZE 9100  //
2347 extern void HTDebugHTCapability(u8 *CapIE, u8 *TitleString );
2348 extern void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString);
2349
2350 void HTSetConnectBwMode(struct ieee80211_device *ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET    Offset);
2351 extern void HTUpdateDefaultSetting(struct ieee80211_device *ieee);
2352 extern void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap, u8 *len, u8 isEncrypt);
2353 extern void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo, u8 *len, u8 isEncrypt);
2354 extern void HTConstructRT2RTAggElement(struct ieee80211_device *ieee, u8 *posRT2RTAgg, u8 *len);
2355 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2356 extern void HTInitializeHTInfo(struct ieee80211_device *ieee);
2357 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2358 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device *ieee, struct ieee80211_network *pNetwork);
2359 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device *ieee,   struct ieee80211_network *pNetwork);
2360 extern u8 HTGetHighestMCSRate(struct ieee80211_device *ieee, u8 *pMCSRateSet, u8 *pMCSFilter);
2361 extern u8 MCS_FILTER_ALL[];
2362 extern u16 MCS_DATA_RATE[2][2][77] ;
2363 extern u8 HTCCheck(struct ieee80211_device *ieee, u8 *pFrame);
2364 //extern void HTSetConnectBwModeCallback(unsigned long data);
2365 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT  pHTInfo);
2366 extern bool IsHTHalfNmodeAPs(struct ieee80211_device *ieee);
2367 extern u16 HTHalfMcsToDataRate(struct ieee80211_device *ieee,  u8      nMcsRate);
2368 extern u16 HTMcsToDataRate(struct ieee80211_device *ieee, u8 nMcsRate);
2369 extern u16  TxCountToDataRate(struct ieee80211_device *ieee, u8 nDataRate);
2370 //function in BAPROC.c
2371 extern int ieee80211_rx_ADDBAReq(struct ieee80211_device *ieee,
2372                                  struct sk_buff *skb);
2373 extern int ieee80211_rx_ADDBARsp(struct ieee80211_device *ieee,
2374                                  struct sk_buff *skb);
2375 extern int ieee80211_rx_DELBA(struct ieee80211_device *ieee,struct sk_buff *skb);
2376 extern void TsInitAddBA(struct ieee80211_device *ieee, PTX_TS_RECORD pTS,
2377                         u8 Policy, u8 bOverwritePending);
2378 extern void TsInitDelBA(struct ieee80211_device *ieee,
2379                         PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2380 extern void BaSetupTimeOut(unsigned long data);
2381 extern void TxBaInactTimeout(unsigned long data);
2382 extern void RxBaInactTimeout(unsigned long data);
2383 extern void ResetBaEntry(PBA_RECORD pBA);
2384 //function in TS.c
2385 extern bool GetTs(
2386         struct ieee80211_device         *ieee,
2387         PTS_COMMON_INFO                 *ppTS,
2388         u8                              *Addr,
2389         u8                              TID,
2390         TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
2391         bool                            bAddNewTs
2392         );
2393 extern void TSInitialize(struct ieee80211_device *ieee);
2394 extern  void TsStartAddBaProcess(struct ieee80211_device *ieee, PTX_TS_RECORD   pTxTS);
2395 extern void RemovePeerTS(struct ieee80211_device *ieee, u8 *Addr);
2396 extern void RemoveAllTS(struct ieee80211_device *ieee);
2397 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2398
2399 extern const long ieee80211_wlan_frequencies[];
2400
2401 static inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2402 {
2403         ieee->scans++;
2404 }
2405
2406 static inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2407 {
2408         return ieee->scans;
2409 }
2410
2411 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2412         static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2413
2414         if (ieee80211_is_empty_essid(essid, essid_len)) {
2415                 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2416                 return escaped;
2417         }
2418
2419         snprintf(escaped, sizeof(escaped), "%*pEn", essid_len, essid);
2420         return escaped;
2421 }
2422
2423 /* For the function is more related to hardware setting, it's better to use the
2424  * ieee handler to refer to it.
2425  */
2426 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2427 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2428 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2429                 struct ieee80211_info_element *info_element,
2430                 u16 length,
2431                 struct ieee80211_network *network,
2432                 struct ieee80211_rx_stats *stats);
2433
2434 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb **prxbIndicateArray,u8  index);
2435 #define RT_ASOC_RETRY_LIMIT     5
2436 #endif /* IEEE80211_H */