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ieee80211.h
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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
10  * Copyright (c) 2002-2003, Jouni Malinen <[email protected]>
11  *
12  * Adaption to a generic IEEE 802.11 stack by James Ketrenos
14  * Copyright (c) 2004, Intel Corporation
15  *
16  * Modified for Realtek's wi-fi cards by Andrea Merello
18  *
19  * This program is free software; you can redistribute it and/or modify
20  * it under the terms of the GNU General Public License version 2 as
21  * published by the Free Software Foundation. See README and COPYING for
22  * more details.
23  */
24 #ifndef IEEE80211_H
25 #define IEEE80211_H
26 #include <linux/if_ether.h> /* ETH_ALEN */
27 #include <linux/kernel.h> /* ARRAY_SIZE */
28 #include <linux/module.h>
29 #include <linux/jiffies.h>
30 #include <linux/timer.h>
31 #include <linux/sched.h>
32 #include <linux/semaphore.h>
33 #include <linux/interrupt.h>
34 
35 #include <linux/delay.h>
36 #include <linux/wireless.h>
37 
38 #include "rtl819x_HT.h"
39 #include "rtl819x_BA.h"
40 #include "rtl819x_TS.h"
41 
42 
43 #ifndef IW_MODE_MONITOR
44 #define IW_MODE_MONITOR 6
45 #endif
46 
47 #ifndef IWEVCUSTOM
48 #define IWEVCUSTOM 0x8c02
49 #endif
50 
51 
52 #ifndef container_of
53 
61 #define container_of(ptr, type, member) ({ \
62  const typeof( ((type *)0)->member ) *__mptr = (ptr); \
63  (type *)( (char *)__mptr - offsetof(type,member) );})
64 #endif
65 
66 #define KEY_TYPE_NA 0x0
67 #define KEY_TYPE_WEP40 0x1
68 #define KEY_TYPE_TKIP 0x2
69 #define KEY_TYPE_CCMP 0x4
70 #define KEY_TYPE_WEP104 0x5
71 
72 /* added for rtl819x tx procedure */
73 #define MAX_QUEUE_SIZE 0x10
74 
75 //
76 // 8190 queue mapping
77 //
78 #define BK_QUEUE 0
79 #define BE_QUEUE 1
80 #define VI_QUEUE 2
81 #define VO_QUEUE 3
82 #define HCCA_QUEUE 4
83 #define TXCMD_QUEUE 5
84 #define MGNT_QUEUE 6
85 #define HIGH_QUEUE 7
86 #define BEACON_QUEUE 8
87 
88 #define LOW_QUEUE BE_QUEUE
89 #define NORMAL_QUEUE MGNT_QUEUE
90 
91 //added by amy for ps
92 #define SWRF_TIMEOUT 50
93 
94 //added by amy for LEAP related
95 #define IE_CISCO_FLAG_POSITION 0x08 // Flag byte: byte 8, numbered from 0.
96 #define SUPPORT_CKIP_MIC 0x08 // bit3
97 #define SUPPORT_CKIP_PK 0x10 // bit4
98 /* defined for skb cb field */
99 /* At most 28 byte */
100 typedef struct cb_desc {
101  /* Tx Desc Related flags (8-9) */
102  u8 bLastIniPkt:1;
103  u8 bCmdOrInit:1;
104  u8 bFirstSeg:1;
105  u8 bLastSeg:1;
106  u8 bEncrypt:1;
109  u8 bHwSec:1; //indicate whether use Hw security. WB
110 
112 
113  /* Tx Firmware Relaged flags (10-11)*/
114  u8 bCTSEnable:1;
115  u8 bRTSEnable:1;
116  u8 bUseShortGI:1;
119  u8 bAMPDUEnable:1;
120  u8 bRTSSTBC:1;
121  u8 RTSSC:1;
122 
123  u8 bRTSBW:1;
124  u8 bPacketBW:1;
126  u8 bRTSUseShortGI:1;
127  u8 bMulticast:1;
128  u8 bBroadcast:1;
129  //u8 reserved2:2;
130  u8 drv_agg_enable:1;
131  u8 reserved2:1;
132 
133  /* Tx Desc related element(12-19) */
134  u8 rata_index;
135  u8 queue_index;
136  //u8 reserved3;
137  //u8 reserved4;
138  u16 txbuf_size;
139  //u8 reserved5;
140  u8 RATRIndex;
141  u8 reserved6;
144 
145  /* Tx firmware related element(20-27) */
146  u8 data_rate;
147  u8 rts_rate;
150  //u8 reserved9;
151  //u8 reserved10;
152  //u8 reserved11;
153  u8 DrvAggrNum;
154  u16 pkt_size;
156 }cb_desc, *pcb_desc;
157 
158 /*--------------------------Define -------------------------------------------*/
159 #define MGN_1M 0x02
160 #define MGN_2M 0x04
161 #define MGN_5_5M 0x0b
162 #define MGN_11M 0x16
163 
164 #define MGN_6M 0x0c
165 #define MGN_9M 0x12
166 #define MGN_12M 0x18
167 #define MGN_18M 0x24
168 #define MGN_24M 0x30
169 #define MGN_36M 0x48
170 #define MGN_48M 0x60
171 #define MGN_54M 0x6c
172 
173 #define MGN_MCS0 0x80
174 #define MGN_MCS1 0x81
175 #define MGN_MCS2 0x82
176 #define MGN_MCS3 0x83
177 #define MGN_MCS4 0x84
178 #define MGN_MCS5 0x85
179 #define MGN_MCS6 0x86
180 #define MGN_MCS7 0x87
181 #define MGN_MCS8 0x88
182 #define MGN_MCS9 0x89
183 #define MGN_MCS10 0x8a
184 #define MGN_MCS11 0x8b
185 #define MGN_MCS12 0x8c
186 #define MGN_MCS13 0x8d
187 #define MGN_MCS14 0x8e
188 #define MGN_MCS15 0x8f
189 
190 //----------------------------------------------------------------------------
191 // 802.11 Management frame Reason Code field
192 //----------------------------------------------------------------------------
197  inactivity = 0x4,
198  ap_overload = 0x5,
199  class2_err = 0x6,
200  class3_err = 0x7,
201  disas_lv_ss = 0x8,
203 
204  //----MIC_CHECK
205  mic_failure = 0xe,
206  //----END MIC_CHECK
207 
208  // Reason code defined in 802.11i D10.0 p.28.
209  invalid_IE = 0x0d,
212  IE_dismatch = 0x11,
215  invalid_AKMP = 0x14,
219  ciper_reject = 0x18,
220 
221  // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15.
222  QoS_unspec = 0x20, // 32
223  QAP_bandwidth = 0x21, // 33
224  poor_condition = 0x22, // 34
225  no_facility = 0x23, // 35
226  // Where is 36???
227  req_declined = 0x25, // 37
228  invalid_param = 0x26, // 38
229  req_not_honored= 0x27, // 39
230  TS_not_created = 0x2F, // 47
231  DL_not_allowed = 0x30, // 48
232  dest_not_exist = 0x31, // 49
233  dest_not_QSTA = 0x32, // 50
234 };
235 
236 
237 
238 #define aSifsTime ((priv->ieee80211->current_network.mode == IEEE_A)||(priv->ieee80211->current_network.mode == IEEE_N_24G)||(priv->ieee80211->current_network.mode == IEEE_N_5G))? 16 : 10
239 
240 #define MGMT_QUEUE_NUM 5
241 
242 #define IEEE_CMD_SET_WPA_PARAM 1
243 #define IEEE_CMD_SET_WPA_IE 2
244 #define IEEE_CMD_SET_ENCRYPTION 3
245 #define IEEE_CMD_MLME 4
246 
247 #define IEEE_PARAM_WPA_ENABLED 1
248 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
249 #define IEEE_PARAM_DROP_UNENCRYPTED 3
250 #define IEEE_PARAM_PRIVACY_INVOKED 4
251 #define IEEE_PARAM_AUTH_ALGS 5
252 #define IEEE_PARAM_IEEE_802_1X 6
253 //It should consistent with the driver_XXX.c
254 // David, 2006.9.26
255 #define IEEE_PARAM_WPAX_SELECT 7
256 //Added for notify the encryption type selection
257 // David, 2006.9.26
258 #define IEEE_PROTO_WPA 1
259 #define IEEE_PROTO_RSN 2
260 //Added for notify the encryption type selection
261 // David, 2006.9.26
262 #define IEEE_WPAX_USEGROUP 0
263 #define IEEE_WPAX_WEP40 1
264 #define IEEE_WPAX_TKIP 2
265 #define IEEE_WPAX_WRAP 3
266 #define IEEE_WPAX_CCMP 4
267 #define IEEE_WPAX_WEP104 5
268 
269 #define IEEE_KEY_MGMT_IEEE8021X 1
270 #define IEEE_KEY_MGMT_PSK 2
271 
272 #define IEEE_MLME_STA_DEAUTH 1
273 #define IEEE_MLME_STA_DISASSOC 2
274 
275 
276 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
277 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
278 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
279 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
280 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
281 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
282 
283 
284 #define IEEE_CRYPT_ALG_NAME_LEN 16
285 
286 #define MAX_IE_LEN 0xff
287 
288 // added for kernel conflict
289 #define ieee80211_crypt_deinit_entries ieee80211_crypt_deinit_entries_rsl
290 #define ieee80211_crypt_deinit_handler ieee80211_crypt_deinit_handler_rsl
291 #define ieee80211_crypt_delayed_deinit ieee80211_crypt_delayed_deinit_rsl
292 #define ieee80211_register_crypto_ops ieee80211_register_crypto_ops_rsl
293 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
294 #define ieee80211_get_crypto_ops ieee80211_get_crypto_ops_rsl
295 
296 #define ieee80211_ccmp_null ieee80211_ccmp_null_rsl
297 
298 #define ieee80211_tkip_null ieee80211_tkip_null_rsl
299 
300 #define ieee80211_wep_null ieee80211_wep_null_rsl
301 
302 #define free_ieee80211 free_ieee80211_rsl
303 #define alloc_ieee80211 alloc_ieee80211_rsl
304 
305 #define ieee80211_rx ieee80211_rx_rsl
306 #define ieee80211_rx_mgt ieee80211_rx_mgt_rsl
307 
308 #define ieee80211_get_beacon ieee80211_get_beacon_rsl
309 #define ieee80211_wake_queue ieee80211_wake_queue_rsl
310 #define ieee80211_stop_queue ieee80211_stop_queue_rsl
311 #define ieee80211_reset_queue ieee80211_reset_queue_rsl
312 #define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl
313 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
314 #define ieee80211_is_shortslot ieee80211_is_shortslot_rsl
315 #define ieee80211_is_54g ieee80211_is_54g_rsl
316 #define ieee80211_wpa_supplicant_ioctl ieee80211_wpa_supplicant_ioctl_rsl
317 #define ieee80211_ps_tx_ack ieee80211_ps_tx_ack_rsl
318 #define ieee80211_softmac_xmit ieee80211_softmac_xmit_rsl
319 #define ieee80211_stop_send_beacons ieee80211_stop_send_beacons_rsl
320 #define notify_wx_assoc_event notify_wx_assoc_event_rsl
321 #define SendDisassociation SendDisassociation_rsl
322 #define ieee80211_disassociate ieee80211_disassociate_rsl
323 #define ieee80211_start_send_beacons ieee80211_start_send_beacons_rsl
324 #define ieee80211_stop_scan ieee80211_stop_scan_rsl
325 #define ieee80211_send_probe_requests ieee80211_send_probe_requests_rsl
326 #define ieee80211_softmac_scan_syncro ieee80211_softmac_scan_syncro_rsl
327 #define ieee80211_start_scan_syncro ieee80211_start_scan_syncro_rsl
328 
329 #define ieee80211_wx_get_essid ieee80211_wx_get_essid_rsl
330 #define ieee80211_wx_set_essid ieee80211_wx_set_essid_rsl
331 #define ieee80211_wx_set_rate ieee80211_wx_set_rate_rsl
332 #define ieee80211_wx_get_rate ieee80211_wx_get_rate_rsl
333 #define ieee80211_wx_set_wap ieee80211_wx_set_wap_rsl
334 #define ieee80211_wx_get_wap ieee80211_wx_get_wap_rsl
335 #define ieee80211_wx_set_mode ieee80211_wx_set_mode_rsl
336 #define ieee80211_wx_get_mode ieee80211_wx_get_mode_rsl
337 #define ieee80211_wx_set_scan ieee80211_wx_set_scan_rsl
338 #define ieee80211_wx_get_freq ieee80211_wx_get_freq_rsl
339 #define ieee80211_wx_set_freq ieee80211_wx_set_freq_rsl
340 #define ieee80211_wx_set_rawtx ieee80211_wx_set_rawtx_rsl
341 #define ieee80211_wx_get_name ieee80211_wx_get_name_rsl
342 #define ieee80211_wx_set_power ieee80211_wx_set_power_rsl
343 #define ieee80211_wx_get_power ieee80211_wx_get_power_rsl
344 #define ieee80211_wlan_frequencies ieee80211_wlan_frequencies_rsl
345 #define ieee80211_wx_set_rts ieee80211_wx_set_rts_rsl
346 #define ieee80211_wx_get_rts ieee80211_wx_get_rts_rsl
347 
348 #define ieee80211_txb_free ieee80211_txb_free_rsl
349 
350 #define ieee80211_wx_set_gen_ie ieee80211_wx_set_gen_ie_rsl
351 #define ieee80211_wx_get_scan ieee80211_wx_get_scan_rsl
352 #define ieee80211_wx_set_encode ieee80211_wx_set_encode_rsl
353 #define ieee80211_wx_get_encode ieee80211_wx_get_encode_rsl
354 #if WIRELESS_EXT >= 18
355 #define ieee80211_wx_set_mlme ieee80211_wx_set_mlme_rsl
356 #define ieee80211_wx_set_auth ieee80211_wx_set_auth_rsl
357 #define ieee80211_wx_set_encode_ext ieee80211_wx_set_encode_ext_rsl
358 #define ieee80211_wx_get_encode_ext ieee80211_wx_get_encode_ext_rsl
359 #endif
360 
361 
362 typedef struct ieee_param {
363  u32 cmd;
365  union {
366  struct {
367  u8 name;
368  u32 value;
369  } wpa_param;
370  struct {
371  u32 len;
372  u8 reserved[32];
373  u8 data[0];
374  } wpa_ie;
375  struct{
376  int command;
377  int reason_code;
378  } mlme;
379  struct {
381  u8 set_tx;
382  u32 err;
383  u8 idx;
384  u8 seq[8]; /* sequence counter (set: RX, get: TX) */
385  u16 key_len;
386  u8 key[0];
387  } crypt;
388  } u;
389 }ieee_param;
390 
391 
392 #if WIRELESS_EXT < 17
393 #define IW_QUAL_QUAL_INVALID 0x10
394 #define IW_QUAL_LEVEL_INVALID 0x20
395 #define IW_QUAL_NOISE_INVALID 0x40
396 #define IW_QUAL_QUAL_UPDATED 0x1
397 #define IW_QUAL_LEVEL_UPDATED 0x2
398 #define IW_QUAL_NOISE_UPDATED 0x4
399 #endif
400 
401 
402 // linux under 2.6.9 release may not support it, so modify it for common use
403 #define MSECS(t) msecs_to_jiffies(t)
404 #define msleep_interruptible_rsl msleep_interruptible
405 
406 #define IEEE80211_DATA_LEN 2304
407 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
408  6.2.1.1.2.
409 
410  The figure in section 7.1.2 suggests a body size of up to 2312
411  bytes is allowed, which is a bit confusing, I suspect this
412  represents the 2304 bytes of real data, plus a possible 8 bytes of
413  WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
414 #define IEEE80211_1ADDR_LEN 10
415 #define IEEE80211_2ADDR_LEN 16
416 #define IEEE80211_3ADDR_LEN 24
417 #define IEEE80211_4ADDR_LEN 30
418 #define IEEE80211_FCS_LEN 4
419 #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
420 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
421 #define IEEE80211_MGMT_HDR_LEN 24
422 #define IEEE80211_DATA_HDR3_LEN 24
423 #define IEEE80211_DATA_HDR4_LEN 30
424 
425 #define MIN_FRAG_THRESHOLD 256U
426 #define MAX_FRAG_THRESHOLD 2346U
427 
428 
429 /* Frame control field constants */
430 #define IEEE80211_FCTL_VERS 0x0003
431 #define IEEE80211_FCTL_FTYPE 0x000c
432 #define IEEE80211_FCTL_STYPE 0x00f0
433 #define IEEE80211_FCTL_FRAMETYPE 0x00fc
434 #define IEEE80211_FCTL_TODS 0x0100
435 #define IEEE80211_FCTL_FROMDS 0x0200
436 #define IEEE80211_FCTL_DSTODS 0x0300 //added by david
437 #define IEEE80211_FCTL_MOREFRAGS 0x0400
438 #define IEEE80211_FCTL_RETRY 0x0800
439 #define IEEE80211_FCTL_PM 0x1000
440 #define IEEE80211_FCTL_MOREDATA 0x2000
441 #define IEEE80211_FCTL_WEP 0x4000
442 #define IEEE80211_FCTL_ORDER 0x8000
443 
444 #define IEEE80211_FTYPE_MGMT 0x0000
445 #define IEEE80211_FTYPE_CTL 0x0004
446 #define IEEE80211_FTYPE_DATA 0x0008
447 
448 /* management */
449 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
450 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
451 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
452 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
453 #define IEEE80211_STYPE_PROBE_REQ 0x0040
454 #define IEEE80211_STYPE_PROBE_RESP 0x0050
455 #define IEEE80211_STYPE_BEACON 0x0080
456 #define IEEE80211_STYPE_ATIM 0x0090
457 #define IEEE80211_STYPE_DISASSOC 0x00A0
458 #define IEEE80211_STYPE_AUTH 0x00B0
459 #define IEEE80211_STYPE_DEAUTH 0x00C0
460 #define IEEE80211_STYPE_MANAGE_ACT 0x00D0
461 
462 /* control */
463 #define IEEE80211_STYPE_PSPOLL 0x00A0
464 #define IEEE80211_STYPE_RTS 0x00B0
465 #define IEEE80211_STYPE_CTS 0x00C0
466 #define IEEE80211_STYPE_ACK 0x00D0
467 #define IEEE80211_STYPE_CFEND 0x00E0
468 #define IEEE80211_STYPE_CFENDACK 0x00F0
469 #define IEEE80211_STYPE_BLOCKACK 0x0094
470 
471 /* data */
472 #define IEEE80211_STYPE_DATA 0x0000
473 #define IEEE80211_STYPE_DATA_CFACK 0x0010
474 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
475 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
476 #define IEEE80211_STYPE_NULLFUNC 0x0040
477 #define IEEE80211_STYPE_CFACK 0x0050
478 #define IEEE80211_STYPE_CFPOLL 0x0060
479 #define IEEE80211_STYPE_CFACKPOLL 0x0070
480 #define IEEE80211_STYPE_QOS_DATA 0x0080 //added for WMM 2006/8/2
481 #define IEEE80211_STYPE_QOS_NULL 0x00C0
482 
483 #define IEEE80211_SCTL_FRAG 0x000F
484 #define IEEE80211_SCTL_SEQ 0xFFF0
485 
486 /* QOS control */
487 #define IEEE80211_QCTL_TID 0x000F
488 
489 #define FC_QOS_BIT BIT7
490 #define IsDataFrame(pdu) ( ((pdu[0] & 0x0C)==0x08) ? true : false )
491 #define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
492 //added by wb. Is this right?
493 #define IsQoSDataFrame(pframe) ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
494 #define Frame_Order(pframe) (*(u16*)pframe&IEEE80211_FCTL_ORDER)
495 #define SN_LESS(a, b) (((a-b)&0x800)!=0)
496 #define SN_EQUAL(a, b) (a == b)
497 #define MAX_DEV_ADDR_SIZE 8
498 typedef enum _ACT_CATEGORY{
505 
506 typedef enum _TS_ACTION{
512 
513 typedef enum _BA_ACTION{
518 
519 typedef enum _InitialGainOpType{
524 
525 /* debug macros */
526 #define CONFIG_IEEE80211_DEBUG
527 #ifdef CONFIG_IEEE80211_DEBUG
529 #define IEEE80211_DEBUG(level, fmt, args...) \
530 do { if (ieee80211_debug_level & (level)) \
531  printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
532 //wb added to debug out data buf
533 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
534 #define IEEE80211_DEBUG_DATA(level, data, datalen) \
535  do{ if ((ieee80211_debug_level & (level)) == (level)) \
536  { \
537  int i; \
538  u8* pdata = (u8*) data; \
539  printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__); \
540  for(i=0; i<(int)(datalen); i++) \
541  { \
542  printk("%2x ", pdata[i]); \
543  if ((i+1)%16 == 0) printk("\n"); \
544  } \
545  printk("\n"); \
546  } \
547  } while (0)
548 #else
549 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
550 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
551 #endif /* CONFIG_IEEE80211_DEBUG */
552 
553 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
554 
555 /*
556  * To use the debug system;
557  *
558  * If you are defining a new debug classification, simply add it to the #define
559  * list here in the form of:
560  *
561  * #define IEEE80211_DL_xxxx VALUE
562  *
563  * shifting value to the left one bit from the previous entry. xxxx should be
564  * the name of the classification (for example, WEP)
565  *
566  * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
567  * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
568  * to send output to that classification.
569  *
570  * To add your debug level to the list of levels seen when you perform
571  *
572  * % cat /proc/net/ipw/debug_level
573  *
574  * you simply need to add your entry to the ipw_debug_levels array.
575  *
576  * If you do not see debug_level in /proc/net/ipw then you do not have
577  * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
578  *
579  */
580 
581 #define IEEE80211_DL_INFO (1<<0)
582 #define IEEE80211_DL_WX (1<<1)
583 #define IEEE80211_DL_SCAN (1<<2)
584 #define IEEE80211_DL_STATE (1<<3)
585 #define IEEE80211_DL_MGMT (1<<4)
586 #define IEEE80211_DL_FRAG (1<<5)
587 #define IEEE80211_DL_EAP (1<<6)
588 #define IEEE80211_DL_DROP (1<<7)
589 
590 #define IEEE80211_DL_TX (1<<8)
591 #define IEEE80211_DL_RX (1<<9)
592 
593 #define IEEE80211_DL_HT (1<<10) //HT
594 #define IEEE80211_DL_BA (1<<11) //ba
595 #define IEEE80211_DL_TS (1<<12) //TS
596 #define IEEE80211_DL_QOS (1<<13)
597 #define IEEE80211_DL_REORDER (1<<14)
598 #define IEEE80211_DL_IOT (1<<15)
599 #define IEEE80211_DL_IPS (1<<16)
600 #define IEEE80211_DL_TRACE (1<<29) //trace function, need to user net_ratelimit() together in order not to print too much to the screen
601 #define IEEE80211_DL_DATA (1<<30) //use this flag to control whether print data buf out.
602 #define IEEE80211_DL_ERR (1<<31) //always open
603 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
604 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
605 #define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
606 
607 #define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
608 #define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
609 #define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
610 #define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
611 #define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
612 #define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
613 #define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
614 #define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
615 #define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
616 #define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
617 
618 #ifdef CONFIG_IEEE80211_DEBUG
619 /* Added by Annie, 2005-11-22. */
620 #define MAX_STR_LEN 64
621 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/
622 #define PRINTABLE(_ch) (_ch>'!' && _ch<'~')
623 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) \
624  if((_Comp) & level) \
625  { \
626  int __i; \
627  u8 buffer[MAX_STR_LEN]; \
628  int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ; \
629  memset(buffer, 0, MAX_STR_LEN); \
630  memcpy(buffer, (u8 *)_Ptr, length ); \
631  for( __i=0; __i<MAX_STR_LEN; __i++ ) \
632  { \
633  if( !PRINTABLE(buffer[__i]) ) buffer[__i] = '?'; \
634  } \
635  buffer[length] = '\0'; \
636  printk("Rtl819x: "); \
637  printk(_TitleString); \
638  printk(": %d, <%s>\n", _Len, buffer); \
639  }
640 #else
641 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) do {} while (0)
642 #endif
643 
644 #include <linux/netdevice.h>
645 #include <linux/if_arp.h> /* ARPHRD_ETHER */
646 
647 #ifndef WIRELESS_SPY
648 #define WIRELESS_SPY // enable iwspy support
649 #endif
650 #include <net/iw_handler.h> // new driver API
651 
652 #ifndef ETH_P_PAE
653 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
654 #endif /* ETH_P_PAE */
655 
656 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
657 
658 #ifndef ETH_P_80211_RAW
659 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
660 #endif
661 
662 /* IEEE 802.11 defines */
663 
664 #define P80211_OUI_LEN 3
665 
666 struct ieee80211_snap_hdr {
667 
668  u8 dsap; /* always 0xAA */
669  u8 ssap; /* always 0xAA */
670  u8 ctrl; /* always 0x03 */
671  u8 oui[P80211_OUI_LEN]; /* organizational universal id */
672 
673 } __attribute__ ((packed));
674 
675 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
677 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
678 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
679 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
680 
681 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
682 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
683 #define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
684 
685 /* Authentication algorithms */
686 #define WLAN_AUTH_OPEN 0
687 #define WLAN_AUTH_SHARED_KEY 1
688 #define WLAN_AUTH_LEAP 2
689 
690 #define WLAN_AUTH_CHALLENGE_LEN 128
691 
692 #define WLAN_CAPABILITY_BSS (1<<0)
693 #define WLAN_CAPABILITY_IBSS (1<<1)
694 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
695 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
696 #define WLAN_CAPABILITY_PRIVACY (1<<4)
697 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
698 #define WLAN_CAPABILITY_PBCC (1<<6)
699 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
700 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
701 #define WLAN_CAPABILITY_QOS (1<<9)
702 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
703 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
704 
705 /* 802.11g ERP information element */
706 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
707 #define WLAN_ERP_USE_PROTECTION (1<<1)
708 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
709 
710 /* Status codes */
723  /* 802.11b */
727  /* 802.11h */
731  /* 802.11g */
734  /* 802.11i */
742 };
743 
744 /* Reason codes */
755  /* 802.11h */
758  /* 802.11i */
771 };
772 
773 #define IEEE80211_STATMASK_SIGNAL (1<<0)
774 #define IEEE80211_STATMASK_RSSI (1<<1)
775 #define IEEE80211_STATMASK_NOISE (1<<2)
776 #define IEEE80211_STATMASK_RATE (1<<3)
777 #define IEEE80211_STATMASK_WEMASK 0x7
778 
779 #define IEEE80211_CCK_MODULATION (1<<0)
780 #define IEEE80211_OFDM_MODULATION (1<<1)
781 
782 #define IEEE80211_24GHZ_BAND (1<<0)
783 #define IEEE80211_52GHZ_BAND (1<<1)
784 
785 #define IEEE80211_CCK_RATE_LEN 4
786 #define IEEE80211_CCK_RATE_1MB 0x02
787 #define IEEE80211_CCK_RATE_2MB 0x04
788 #define IEEE80211_CCK_RATE_5MB 0x0B
789 #define IEEE80211_CCK_RATE_11MB 0x16
790 #define IEEE80211_OFDM_RATE_LEN 8
791 #define IEEE80211_OFDM_RATE_6MB 0x0C
792 #define IEEE80211_OFDM_RATE_9MB 0x12
793 #define IEEE80211_OFDM_RATE_12MB 0x18
794 #define IEEE80211_OFDM_RATE_18MB 0x24
795 #define IEEE80211_OFDM_RATE_24MB 0x30
796 #define IEEE80211_OFDM_RATE_36MB 0x48
797 #define IEEE80211_OFDM_RATE_48MB 0x60
798 #define IEEE80211_OFDM_RATE_54MB 0x6C
799 #define IEEE80211_BASIC_RATE_MASK 0x80
800 
801 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
802 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
803 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
804 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
805 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
806 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
807 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
808 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
809 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
810 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
811 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
812 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
813 
814 #define IEEE80211_CCK_RATES_MASK 0x0000000F
815 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
816  IEEE80211_CCK_RATE_2MB_MASK)
817 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
818  IEEE80211_CCK_RATE_5MB_MASK | \
819  IEEE80211_CCK_RATE_11MB_MASK)
820 
821 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
822 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
823  IEEE80211_OFDM_RATE_12MB_MASK | \
824  IEEE80211_OFDM_RATE_24MB_MASK)
825 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
826  IEEE80211_OFDM_RATE_9MB_MASK | \
827  IEEE80211_OFDM_RATE_18MB_MASK | \
828  IEEE80211_OFDM_RATE_36MB_MASK | \
829  IEEE80211_OFDM_RATE_48MB_MASK | \
830  IEEE80211_OFDM_RATE_54MB_MASK)
831 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
832  IEEE80211_CCK_DEFAULT_RATES_MASK)
833 
834 #define IEEE80211_NUM_OFDM_RATES 8
835 #define IEEE80211_NUM_CCK_RATES 4
836 #define IEEE80211_OFDM_SHIFT_MASK_A 4
837 
838 
839 /* this is stolen and modified from the madwifi driver*/
840 #define IEEE80211_FC0_TYPE_MASK 0x0c
841 #define IEEE80211_FC0_TYPE_DATA 0x08
842 #define IEEE80211_FC0_SUBTYPE_MASK 0xB0
843 #define IEEE80211_FC0_SUBTYPE_QOS 0x80
844 
845 #define IEEE80211_QOS_HAS_SEQ(fc) \
846  (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
847  (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
848 
849 /* this is stolen from ipw2200 driver */
850 #define IEEE_IBSS_MAC_HASH_SIZE 31
851 struct ieee_ibss_seq {
852  u8 mac[ETH_ALEN];
853  u16 seq_num[17];
854  u16 frag_num[17];
855  unsigned long packet_time[17];
856  struct list_head list;
857 };
858 
859 /* NOTE: This data is for statistical purposes; not all hardware provides this
860  * information for frames received. Not setting these will not cause
861  * any adverse affects. */
862 struct ieee80211_rx_stats {
863  u32 mac_time[2];
864  s8 rssi;
865  u8 signal;
866  u8 noise;
867  u16 rate; /* in 100 kbps */
869  u8 control;
870  u8 mask;
871  u8 freq;
872  u16 len;
875  u8 nic_type;
877  // u8 DataRate; // In 0.5 Mbps
878  u8 SignalQuality; // in 0-100 index.
879  s32 RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
880  s8 RxPower; // in dBm Translate from PWdB
881  u8 SignalStrength; // in 0-100 index.
886  u16 Antenna:1; //for rtl8185
887  u16 Decrypted:1; //for rtl8185, rtl8187
888  u16 Wakeup:1; //for rtl8185
889  u16 Reserved0:1; //for rtl8185
893  bool bShift;
894  bool bIsQosData; // Added by Annie, 2005-12-22.
896 
897  //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
898  //1Attention Please!!!<11n or 8190 specific code should be put below this line>
899  //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
900 
903  bool bIsAMPDU;
908  u8 RxMIMOSignalStrength[4]; // in 0~100 index
911  bool bIsCCK;
913  //added by amy
915  u16 packetlength; // Total packet length: Must equal to sum of all FragLength
916  u16 fraglength; // FragLength should equal to PacketLength in non-fragment case
917  u16 fragoffset; // Data offset for this fragment
920  bool bPacketBeacon; //cosa add for rssi
921  bool bToSelfBA; //cosa add for rssi
922  char cck_adc_pwdb[4]; //cosa add for rx path selection
924 
925 };
926 
927 /* IEEE 802.11 requires that STA supports concurrent reception of at least
928  * three fragmented frames. This define can be increased to support more
929  * concurrent frames, but it should be noted that each entry can consume about
930  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
931 #define IEEE80211_FRAG_CACHE_LEN 4
932 
933 struct ieee80211_frag_entry {
934  unsigned long first_frag_time;
935  unsigned int seq;
936  unsigned int last_frag;
937  struct sk_buff *skb;
940 };
941 
942 struct ieee80211_stats {
943  unsigned int tx_unicast_frames;
944  unsigned int tx_multicast_frames;
945  unsigned int tx_fragments;
946  unsigned int tx_unicast_octets;
947  unsigned int tx_multicast_octets;
948  unsigned int tx_deferred_transmissions;
949  unsigned int tx_single_retry_frames;
950  unsigned int tx_multiple_retry_frames;
951  unsigned int tx_retry_limit_exceeded;
952  unsigned int tx_discards;
953  unsigned int rx_unicast_frames;
954  unsigned int rx_multicast_frames;
955  unsigned int rx_fragments;
956  unsigned int rx_unicast_octets;
957  unsigned int rx_multicast_octets;
958  unsigned int rx_fcs_errors;
959  unsigned int rx_discards_no_buffer;
960  unsigned int tx_discards_wrong_sa;
961  unsigned int rx_discards_undecryptable;
962  unsigned int rx_message_in_msg_fragments;
963  unsigned int rx_message_in_bad_msg_fragments;
964 };
965 
966 struct ieee80211_device;
967 
968 #include "ieee80211_crypt.h"
969 
970 #define SEC_KEY_1 (1<<0)
971 #define SEC_KEY_2 (1<<1)
972 #define SEC_KEY_3 (1<<2)
973 #define SEC_KEY_4 (1<<3)
974 #define SEC_ACTIVE_KEY (1<<4)
975 #define SEC_AUTH_MODE (1<<5)
976 #define SEC_UNICAST_GROUP (1<<6)
977 #define SEC_LEVEL (1<<7)
978 #define SEC_ENABLED (1<<8)
979 #define SEC_ENCRYPT (1<<9)
980 
981 #define SEC_LEVEL_0 0 /* None */
982 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
983 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
984 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
985 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
986 
987 #define SEC_ALG_NONE 0
988 #define SEC_ALG_WEP 1
989 #define SEC_ALG_TKIP 2
990 #define SEC_ALG_CCMP 3
991 
992 #define WEP_KEYS 4
993 #define WEP_KEY_LEN 13
994 #define SCM_KEY_LEN 32
995 #define SCM_TEMPORAL_KEY_LENGTH 16
996 
997 struct ieee80211_security {
999  enabled:1,
1000  auth_mode:2,
1001  auth_algo:4,
1003  encrypt:1;
1006  u8 level;
1007  u16 flags;
1008 } __attribute__ ((packed));
1010 
1011 /*
1012  802.11 data frame from AP
1013  ,-------------------------------------------------------------------.
1014 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
1015  |------|------|---------|---------|---------|------|---------|------|
1016 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
1017  | | tion | (BSSID) | | | ence | data | |
1018  `-------------------------------------------------------------------'
1019 Total: 28-2340 bytes
1020 */
1021 
1022 /* Management Frame Information Element Types */
1054 };
1055 
1056 /* Minimal header; can be used for passing 802.11 frames with sufficient
1057  * information to determine what type of underlying data type is actually
1058  * stored in the data. */
1063 } __attribute__ ((packed));
1070 } __attribute__ ((packed));
1071 
1078 } __attribute__ ((packed));
1079 
1088 } __attribute__ ((packed));
1089 
1090 struct ieee80211_hdr_4addr {
1095  u8 addr3[ETH_ALEN];
1097  u8 addr4[ETH_ALEN];
1099 } __attribute__ ((packed));
1100 
1101 struct ieee80211_hdr_3addrqos {
1104  u8 addr1[ETH_ALEN];
1105  u8 addr2[ETH_ALEN];
1110 } __attribute__ ((packed));
1111 
1112 struct ieee80211_hdr_4addrqos {
1115  u8 addr1[ETH_ALEN];
1116  u8 addr2[ETH_ALEN];
1117  u8 addr3[ETH_ALEN];
1119  u8 addr4[ETH_ALEN];
1122 } __attribute__ ((packed));
1123 
1124 struct ieee80211_info_element {
1125  u8 id;
1126  u8 len;
1127  u8 data[0];
1128 } __attribute__ ((packed));
1135  /*challenge*/
1137 } __attribute__ ((packed));
1142 } __attribute__ ((packed));
1146  /* SSID, supported rates */
1148 } __attribute__ ((packed));
1149 
1150 struct ieee80211_probe_response {
1152  u32 time_stamp[2];
1155  /* SSID, supported rates, FH params, DS params,
1156  * CF params, IBSS params, TIM (if beacon), RSN */
1158 } __attribute__ ((packed));
1159 
1160 /* Alias beacon for probe_response */
1161 #define ieee80211_beacon ieee80211_probe_response
1164  struct ieee80211_hdr_3addr header;
1167  /* SSID, supported rates, RSN */
1169 } __attribute__ ((packed));
1170 
1176  /* SSID, supported rates, RSN */
1178 } __attribute__ ((packed));
1179 
1181  struct ieee80211_hdr_3addr header;
1185  struct ieee80211_info_element info_element[0]; /* supported rates */
1186 } __attribute__ ((packed));
1187 
1188 struct ieee80211_txb {
1189  u8 nr_frags;
1193  u16 reserved;
1196  struct sk_buff *fragments[0];
1197 };
1198 
1199 #define MAX_TX_AGG_COUNT 16
1203 }__attribute__((packed));
1205 #define MAX_SUBFRAME_COUNT 64
1211 }__attribute__((packed));
1213 typedef union _frameqos {
1216  struct {
1222  }field;
1224 
1225 /* SWEEP TABLE ENTRIES NUMBER*/
1226 #define MAX_SWEEP_TAB_ENTRIES 42
1227 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
1228 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
1229  * only use 8, and then use extended rates for the remaining supported
1230  * rates. Other APs, however, stick all of their supported rates on the
1231  * main rates information element... */
1232 #define MAX_RATES_LENGTH ((u8)12)
1233 #define MAX_RATES_EX_LENGTH ((u8)16)
1234 #define MAX_NETWORK_COUNT 128
1235 
1236 #define MAX_CHANNEL_NUMBER 161
1237 #define IEEE80211_SOFTMAC_SCAN_TIME 100
1238 //(HZ / 2)
1239 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1240 
1241 #define CRC_LENGTH 4U
1242 
1243 #define MAX_WPA_IE_LEN 64
1244 
1245 #define NETWORK_EMPTY_ESSID (1<<0)
1246 #define NETWORK_HAS_OFDM (1<<1)
1247 #define NETWORK_HAS_CCK (1<<2)
1248 
1249 /* QoS structure */
1250 #define NETWORK_HAS_QOS_PARAMETERS (1<<3)
1251 #define NETWORK_HAS_QOS_INFORMATION (1<<4)
1252 #define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
1253  NETWORK_HAS_QOS_INFORMATION)
1254 /* 802.11h */
1255 #define NETWORK_HAS_POWER_CONSTRAINT (1<<5)
1256 #define NETWORK_HAS_CSA (1<<6)
1257 #define NETWORK_HAS_QUIET (1<<7)
1258 #define NETWORK_HAS_IBSS_DFS (1<<8)
1259 #define NETWORK_HAS_TPC_REPORT (1<<9)
1260 
1261 #define NETWORK_HAS_ERP_VALUE (1<<10)
1262 
1263 #define QOS_QUEUE_NUM 4
1264 #define QOS_OUI_LEN 3
1265 #define QOS_OUI_TYPE 2
1266 #define QOS_ELEMENT_ID 221
1267 #define QOS_OUI_INFO_SUB_TYPE 0
1268 #define QOS_OUI_PARAM_SUB_TYPE 1
1269 #define QOS_VERSION_1 1
1270 #define QOS_AIFSN_MIN_VALUE 2
1279 } __attribute__ ((packed));
1285 } __attribute__ ((packed));
1291 } __attribute__ ((packed));
1292 
1299 } __attribute__ ((packed));
1303  int active;
1307 };
1308 
1312 } __attribute__ ((packed));
1314 //#else
1315 struct ieee80211_wmm_ac_param {
1319 };
1320 
1321 struct ieee80211_wmm_ts_info {
1322  u8 ac_dir_tid;
1323  u8 ac_up_psb;
1324  u8 reserved;
1325 } __attribute__ ((packed));
1328  struct ieee80211_wmm_ts_info ts_info;
1333  u32 inact_inter;
1334  u32 suspen_inter;
1340  u32 delay_bound;
1341  u32 min_phy_rate;
1343  u16 medium_time;
1344 }__attribute__((packed));
1345 enum eap_type {
1351 };
1353 static const char *eap_types[] = {
1354  [EAP_PACKET] = "EAP-Packet",
1355  [EAPOL_START] = "EAPOL-Start",
1356  [EAPOL_LOGOFF] = "EAPOL-Logoff",
1357  [EAPOL_KEY] = "EAPOL-Key",
1358  [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
1359 };
1361 static inline const char *eap_get_type(int type)
1362 {
1363  return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1364 }
1365 //added by amy for reorder
1366 static inline u8 Frame_QoSTID(u8* buf)
1367 {
1368  struct ieee80211_hdr_3addr *hdr;
1369  u16 fc;
1370  hdr = (struct ieee80211_hdr_3addr *)buf;
1371  fc = le16_to_cpu(hdr->frame_ctl);
1372  return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1373 }
1374 
1375 //added by amy for reorder
1376 
1377 struct eapol {
1378  u8 snap[6];
1379  u16 ethertype;
1380  u8 version;
1381  u8 type;
1382  u16 length;
1383 } __attribute__ ((packed));
1386  unsigned int rx_ass_ok;
1387  unsigned int rx_ass_err;
1388  unsigned int rx_probe_rq;
1389  unsigned int tx_probe_rs;
1390  unsigned int tx_beacons;
1391  unsigned int rx_auth_rq;
1392  unsigned int rx_auth_rs_ok;
1393  unsigned int rx_auth_rs_err;
1394  unsigned int tx_auth_rq;
1395  unsigned int no_auth_rs;
1396  unsigned int no_ass_rs;
1397  unsigned int tx_ass_rq;
1398  unsigned int rx_ass_rq;
1399  unsigned int tx_probe_rq;
1400  unsigned int reassoc;
1401  unsigned int swtxstop;
1402  unsigned int swtxawake;
1403  unsigned char CurrentShowTxate;
1404  unsigned char last_packet_rate;
1405  unsigned int txretrycount;
1406 };
1407 
1408 #define BEACON_PROBE_SSID_ID_POSITION 12
1409 
1411  u8 id;
1412  u8 len;
1413 } __attribute__ ((packed));
1414 
1415 /*
1416  * These are the data types that can make up management packets
1417  *
1418  u16 auth_algorithm;
1419  u16 auth_sequence;
1420  u16 beacon_interval;
1421  u16 capability;
1422  u8 current_ap[ETH_ALEN];
1423  u16 listen_interval;
1424  struct {
1425  u16 association_id:14, reserved:2;
1426  } __attribute__ ((packed));
1427  u32 time_stamp[2];
1428  u16 reason;
1429  u16 status;
1430 */
1431 
1432 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1433 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1434 
1436 #define MAX_SP_Len (WMM_all_frame << 4)
1437 #define IEEE80211_QOS_TID 0x0f
1438 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1439 
1440 #define IEEE80211_DTIM_MBCAST 4
1441 #define IEEE80211_DTIM_UCAST 2
1442 #define IEEE80211_DTIM_VALID 1
1443 #define IEEE80211_DTIM_INVALID 0
1444 
1445 #define IEEE80211_PS_DISABLED 0
1446 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1447 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1448 
1449 //added by David for QoS 2006/6/30
1450 //#define WMM_Hang_8187
1451 #ifdef WMM_Hang_8187
1452 #undef WMM_Hang_8187
1453 #endif
1454 
1455 #define WME_AC_BK 0x00
1456 #define WME_AC_BE 0x01
1457 #define WME_AC_VI 0x02
1458 #define WME_AC_VO 0x03
1459 #define WME_ACI_MASK 0x03
1460 #define WME_AIFSN_MASK 0x03
1461 #define WME_AC_PRAM_LEN 16
1462 
1463 #define MAX_RECEIVE_BUFFER_SIZE 9100
1464 
1465 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1466 //#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
1467 #define UP2AC(up) ( \
1468  ((up) < 1) ? WME_AC_BE : \
1469  ((up) < 3) ? WME_AC_BK : \
1470  ((up) < 4) ? WME_AC_BE : \
1471  ((up) < 6) ? WME_AC_VI : \
1472  WME_AC_VO)
1473 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1474 #define AC2UP(_ac) ( \
1475  ((_ac) == WME_AC_VO) ? 6 : \
1476  ((_ac) == WME_AC_VI) ? 5 : \
1477  ((_ac) == WME_AC_BK) ? 1 : \
1478  0)
1479 
1480 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
1481 #define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address plus ether type*/
1482 
1483 struct ether_header {
1486  u16 ether_type;
1487 } __attribute__((packed));
1489 #ifndef ETHERTYPE_PAE
1490 #define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
1491 #endif
1492 #ifndef ETHERTYPE_IP
1493 #define ETHERTYPE_IP 0x0800 /* IP protocol */
1494 #endif
1495 
1496 typedef struct _bss_ht{
1497 
1499 
1500  // HT related elements
1505 
1507  //HT_CAPABILITY_ELE bdHTCapEle;
1508  //HT_INFORMATION_ELE bdHTInfoEle;
1509 
1512 }bss_ht, *pbss_ht;
1513 
1514 typedef enum _erp_t{
1518 } erp_t;
1519 
1520 
1521 struct ieee80211_network {
1522  /* These entries are used to identify a unique network */
1523  u8 bssid[ETH_ALEN];
1524  u8 channel;
1525  /* Ensure null-terminated for any debug msgs */
1526  u8 ssid[IW_ESSID_MAX_SIZE + 1];
1527  u8 ssid_len;
1529 
1530  //added by amy for LEAP
1535  // CCXv4 S59, MBSSID.
1539  // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1542  /* These are network statistics */
1543  struct ieee80211_rx_stats stats;
1544  u16 capability;
1546  u8 rates_len;
1548  u8 rates_ex_len;
1549  unsigned long last_scanned;
1550  u8 mode;
1553  u32 time_stamp[2];
1556  u16 atim_window;
1559  size_t wpa_ie_len;
1561  size_t rsn_ie_len;
1562 
1564  u8 dtim_period;
1565  u8 dtim_data;
1567 
1568  //appeded for QoS
1569  u8 wmm_info;
1571  u8 QoS_Enable;
1572 #ifdef THOMAS_TURBO
1573  u8 Turbo_Enable;//enable turbo mode, added by thomas
1574 #endif
1575  u16 CountryIeLen;
1577  // HT Related, by amy, 2008.04.29
1579  // Add to handle broadcom AP management frame CCK rate.
1585 // u8 berp_info;
1588  //put at the end of the structure.
1589  struct list_head list;
1590 };
1591 
1593 
1594  /* the card is not linked at all */
1596 
1597  /* IEEE80211_ASSOCIATING* are for BSS client mode
1598  * the driver shall not perform RX filtering unless
1599  * the state is LINKED.
1600  * The driver shall just check for the state LINKED and
1601  * defaults to NOLINK for ALL the other states (including
1602  * LINKED_SCANNING)
1603  */
1604 
1605  /* the association procedure will start (wq scheduling)*/
1608 
1609  /* the association procedure is sending AUTH request*/
1611 
1612  /* the association procedure has successfully authentcated
1613  * and is sending association request
1614  */
1616 
1617  /* the link is ok. the card associated to a BSS or linked
1618  * to a ibss cell or acting as an AP and creating the bss
1619  */
1621 
1622  /* same as LINKED, but the driver shall apply RX filter
1623  * rules as we are in NO_LINK mode. As the card is still
1624  * logically linked, but it is doing a syncro site survey
1625  * then it will be back to LINKED state.
1626  */
1628 
1629 };
1630 
1631 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1632 #define DEFAULT_FTS 2346
1633 
1634 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1635 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1636 #define CFG_IEEE80211_RTS (1<<2)
1637 
1638 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1639 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1640 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1641  IEEE80211_24GHZ_MIN_CHANNEL + 1)
1642 
1643 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1644 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1645 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1646  IEEE80211_52GHZ_MIN_CHANNEL + 1)
1647 
1648 
1649 
1650 typedef struct tx_pending_t{
1651  int frag;
1652  struct ieee80211_txb *txb;
1653 }tx_pending_t;
1654 
1656 {
1662 
1663 
1664 //added by amy for order
1665 
1666 #define REORDER_WIN_SIZE 128
1667 #define REORDER_ENTRY_NUM 128
1668 typedef struct _RX_REORDER_ENTRY
1669 {
1670  struct list_head List;
1674 //added by amy for order
1675 typedef enum _Fsync_State{
1679 }Fsync_State;
1680 
1681 // Power save mode configured.
1682 typedef enum _RT_PS_MODE
1683 {
1684  eActive, // Active/Continuous access.
1685  eMaxPs, // Max power save mode.
1686  eFastPs // Fast power save mode.
1687 }RT_PS_MODE;
1688 
1690 {
1695 
1696 typedef enum _RT_JOIN_ACTION{
1702 
1703 typedef struct _IbssParms{
1706 #define MAX_NUM_RATES 264 // Max num of support rates element: 8, Max num of ext. support rate: 255. 061122, by rcnjko.
1707 
1708 // RF state.
1710 {
1715 
1717 {
1718 
1719  //
1720  // Inactive Power Save(IPS) : Disable RF when disconnected
1721  //
1728 
1729  // Return point for join action
1731 
1732  // Recored Parameters for rescheduled JoinRequest
1736 
1737  // Recored Parameters for rescheduled MgntLinkRequest
1754  bool bTmpIbpm;
1755 
1756  //
1757  // Leisre Poswer Save : Disable RF if connected but traffic is not busy
1758  //
1760 
1762 
1764 #define RF_CHANGE_BY_SW BIT31
1765 #define RF_CHANGE_BY_HW BIT30
1766 #define RF_CHANGE_BY_PS BIT29
1767 #define RF_CHANGE_BY_IPS BIT28
1768 #define RF_CHANGE_BY_INIT 0 // Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1769 
1770 typedef enum
1771 {
1784 
1785 #define RT_MAX_LD_SLOT_NUM 10
1786 typedef struct _RT_LINK_DETECT_T{
1787 
1790 
1791  u32 RxBcnNum[RT_MAX_LD_SLOT_NUM]; // number of Rx beacon / CheckForHang_period to determine link status
1792  u32 RxDataNum[RT_MAX_LD_SLOT_NUM]; // number of Rx data / CheckForHang_period to determine link status
1793  u16 SlotNum; // number of CheckForHang period to determine link status
1795 
1800 
1801 
1802 struct ieee80211_device {
1803  struct net_device *dev;
1805 
1806  //hw security related
1807 // u8 hwsec_support; //support?
1808  u8 hwsec_active; //hw security active.
1810  bool ieee_up;
1811  //added by amy
1813  RT_PS_MODE dot11PowerSaveMode; // Power save mode configured.
1814  bool actscanning;
1815  bool beinretry;
1817  RT_RF_CHANGE_SOURCE RfOffReason;
1819  //11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1820 
1821  //11n HT below
1823  //struct timer_list SwBwTimer;
1824 // spinlock_t chnlop_spinlock;
1826 
1828  // for HT operation rate set. we use this one for HT data rate to separate different descriptors
1829  //the way fill this is the same as in the IE
1830  u8 Regdot11HTOperationalRateSet[16]; //use RATR format
1831  u8 dot11HTOperationalRateSet[16]; //use RATR format
1835  //wb added for rate operation mode to firmware
1840 // u8 HTHighestOperaRate;
1841 // u8 HTCurrentOperaRate;
1842 
1843  // 802.11e and WMM Traffic Stream Info (TX)
1848  // 802.11e and WMM Traffic Stream Info (RX)
1853 //#ifdef TO_DO_LIST
1856 //#endif
1857  // Qos related. Added by Annie, 2005-11-01.
1858 // PSTA_QOS pStaQos;
1859  u8 ForcedPriority; // Force per-packet priority 1~7. (default: 0, not to force it.)
1860 
1861 
1862  /* Bookkeeping structures */
1863  struct net_device_stats stats;
1864  struct ieee80211_stats ieee_stats;
1866 
1867  /* Probe / Beacon management */
1869  struct list_head network_list;
1870  struct ieee80211_network *networks;
1871  int scans;
1872  int scan_age;
1873 
1874  int iw_mode; /* operating mode (IW_MODE_*) */
1876 
1877  spinlock_t lock;
1879 
1880  int tx_headroom; /* Set to size of any additional room needed at front
1881  * of allocated Tx SKBs */
1882  u32 config;
1883 
1884  /* WEP and other encryption related settings at the device level */
1885  int open_wep; /* Set to 1 to allow unencrypted frames */
1887  int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1888  * WEP key changes */
1889 
1890  /* If the host performs {en,de}cryption, then set to 1 */
1891  int host_encrypt;
1893  int host_decrypt;
1894  /* host performs multicast decryption */
1896 
1897  /* host should strip IV and ICV from protected frames */
1898  /* meaningful only when hardware decryption is being used */
1900 
1903  int ieee802_1x; /* is IEEE 802.1X used */
1904 
1905  /* WPA data */
1907  int wpa_enabled;
1908  int drop_unencrypted;
1910  int privacy_invoked;
1911  size_t wpa_ie_len;
1912  u8 *wpa_ie;
1913  u8 ap_mac_addr[6];
1918  int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1921 
1922  int bcrx_sta_key; /* use individual keys to override default keys even
1923  * with RX of broad/multicast frames */
1924 
1925  /* Fragmentation structures */
1926  // each streaming contain a entry
1928  unsigned int frag_next_idx[17];
1929  u16 fts; /* Fragmentation Threshold */
1930 #define DEFAULT_RTS_THRESHOLD 2346U
1931 #define MIN_RTS_THRESHOLD 1
1932 #define MAX_RTS_THRESHOLD 2346U
1933  u16 rts; /* RTS threshold */
1934 
1935  /* Association info */
1937 
1938  /* This stores infos for the current network.
1939  * Either the network we are associated in INFRASTRUCTURE
1940  * or the network that we are creating in MASTER mode.
1941  * ad-hoc is a mixture ;-).
1942  * Note that in infrastructure mode, even when not associated,
1943  * fields bssid and essid may be valid (if wpa_set and essid_set
1944  * are true) as thy carry the value set by the user via iwconfig
1945  */
1947 
1948  enum ieee80211_state state;
1949 
1950  int short_slot;
1952  int mode; /* A, B, G */
1953  int modulation; /* CCK, OFDM */
1954  int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
1955  int abg_true; /* ABG flag */
1956 
1957  /* used for forcing the ibss workqueue to terminate
1958  * without wait for the syncro scan to terminate
1959  */
1960  short sync_scan_hurryup;
1961 
1964 
1965  u16 prev_seq_ctl; /* used to drop duplicate frames */
1966 
1967  /* map of allowed channels. 0 is dummy */
1968  // FIXME: remember to default to a basic channel plan depending of the PHY type
1969  void* pDot11dInfo;
1970  bool bGlobalDomain;
1971  int rate; /* current rate */
1972  int basic_rate;
1973  //FIXME: pleace callback, see if redundant with softmac_features
1974  short active_scan;
1975 
1976  /* this contains flags for selectively enable softmac support */
1978 
1979  /* if the sequence control field is not filled by HW */
1980  u16 seq_ctrl[5];
1981 
1982  /* association procedure transaction sequence number */
1984 
1985  /* AID for RTXed association responses */
1986  u16 assoc_id;
1987 
1988  /* power save mode related*/
1989  short ps;
1990  short sta_sleep;
1991  int ps_timeout;
1993  struct tasklet_struct ps_task;
1994  u32 ps_th;
1995  u32 ps_tl;
1996 
1997  short raw_tx;
1998  /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1999  short queue_stop;
2000  short scanning;
2001  short proto_started;
2002 
2003  struct semaphore wx_sem;
2004  struct semaphore scan_sem;
2005 
2008 
2009  short beacon_txing;
2010 
2011  short wap_set;
2012  short ssid_set;
2013 
2014  u8 wpax_type_set; //{added by David, 2006.9.28}
2015  u32 wpax_type_notify; //{added by David, 2006.9.26}
2016 
2017  /* QoS related flag */
2018  char init_wmmparam_flag;
2019  /* set on initialization */
2021 
2022  /* for discarding duplicated packets in IBSS */
2024 
2025  /* for discarding duplicated packets in BSS */
2026  u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2027  u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2028  unsigned long last_packet_time[17];
2029 
2030  /* for PS mode */
2031  unsigned long last_rx_ps_time;
2032 
2033  /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2035  int mgmt_queue_head;
2036  int mgmt_queue_tail;
2037 //{ added for rtl819x
2038 #define IEEE80211_QUEUE_LIMIT 128
2040  unsigned int hw_header;
2046  // Enable/Disable Rx immediate BA capability.
2049 
2050  //+by amy for DM ,080515
2051  //Dynamic Tx power for near/far range enable/Disable , by amy , 2008-05-15
2053 
2056 
2061 
2062  u8 fsync_multiple_timeinterval; // FsyncMultipleTimeInterval * FsyncTimeInterval
2064  u32 fsync_seconddiff_ratethreshold; // decrease threshold
2067  //20Mhz 40Mhz AutoSwitch Threshold
2069  //for txpower tracking
2070  bool FwRWRF;
2071 
2072  //added by amy for AP roaming
2074  //added by amy for ps
2076 //}
2077  /* used if IEEE_SOFTMAC_TX_QUEUE is set */
2078  struct tx_pending_t tx_pending;
2079 
2080  /* used if IEEE_SOFTMAC_ASSOCIATE is set */
2081  struct timer_list associate_timer;
2082 
2083  /* used if IEEE_SOFTMAC_BEACONS is set */
2084  struct timer_list beacon_timer;
2089  struct delayed_work start_ibss_wq;
2091  struct workqueue_struct *wq;
2092  // Qos related. Added by Annie, 2005-11-01.
2093  //STA_QOS StaQos;
2094 
2095  //u32 STA_EDCA_PARAM[4];
2096  //CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2097 
2098 
2099  /* Callback functions */
2100  void (*set_security)(struct net_device *dev,
2101  struct ieee80211_security *sec);
2102 
2103  /* Used to TX data frame by using txb structs.
2104  * this is not used if in the softmac_features
2105  * is set the flag IEEE_SOFTMAC_TX_QUEUE
2106  */
2107  int (*hard_start_xmit)(struct ieee80211_txb *txb,
2108  struct net_device *dev);
2109 
2110  int (*reset_port)(struct net_device *dev);
2111  int (*is_queue_full) (struct net_device * dev, int pri);
2112 
2114  struct ieee80211_network * network, u16 type);
2115  int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2116 
2117  /* Softmac-generated frames (management) are TXed via this
2118  * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2119  * not set. As some cards may have different HW queues that
2120  * one might want to use for data and management frames
2121  * the option to have two callbacks might be useful.
2122  * This function can't sleep.
2123  */
2125  struct net_device *dev);
2126 
2127  /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2128  * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2129  * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2130  * then also management frames are sent via this callback.
2131  * This function can't sleep.
2132  */
2134  struct net_device *dev,int rate);
2135 
2136  /* stops the HW queue for DATA frames. Useful to avoid
2137  * waste time to TX data frame when we are reassociating
2138  * This function can sleep.
2139  */
2140  void (*data_hard_stop)(struct net_device *dev);
2141 
2142  /* OK this is complementar to data_poll_hard_stop */
2143  void (*data_hard_resume)(struct net_device *dev);
2144 
2145  /* ask to the driver to retune the radio .
2146  * This function can sleep. the driver should ensure
2147  * the radio has been swithced before return.
2148  */
2149  void (*set_chan)(struct net_device *dev,short ch);
2150 
2151  /* These are not used if the ieee stack takes care of
2152  * scanning (IEEE_SOFTMAC_SCAN feature set).
2153  * In this case only the set_chan is used.
2154  *
2155  * The syncro version is similar to the start_scan but
2156  * does not return until all channels has been scanned.
2157  * this is called in user context and should sleep,
2158  * it is called in a work_queue when swithcing to ad-hoc mode
2159  * or in behalf of iwlist scan when the card is associated
2160  * and root user ask for a scan.
2161  * the function stop_scan should stop both the syncro and
2162  * background scanning and can sleep.
2163  * The function start_scan should initiate the background
2164  * scanning and can't sleep.
2165  */
2166  void (*scan_syncro)(struct net_device *dev);
2167  void (*start_scan)(struct net_device *dev);
2168  void (*stop_scan)(struct net_device *dev);
2169 
2170  /* indicate the driver that the link state is changed
2171  * for example it may indicate the card is associated now.
2172  * Driver might be interested in this to apply RX filter
2173  * rules or simply light the LINK led
2174  */
2175  void (*link_change)(struct net_device *dev);
2176 
2177  /* these two function indicates to the HW when to start
2178  * and stop to send beacons. This is used when the
2179  * IEEE_SOFTMAC_BEACONS is not set. For now the
2180  * stop_send_bacons is NOT guaranteed to be called only
2181  * after start_send_beacons.
2182  */
2183  void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
2184  void (*stop_send_beacons) (struct net_device *dev);
2185 
2186  /* power save mode related */
2187  void (*sta_wake_up) (struct net_device *dev);
2188  void (*ps_request_tx_ack) (struct net_device *dev);
2189  void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2190  short (*ps_is_queue_empty) (struct net_device *dev);
2191  int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network);
2193 
2194 
2195  /* check whether Tx hw resource available */
2197  //added by wb for HT related
2198 // void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2200 // void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2204  void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2205 
2206  /* This must be the last item so that it points to the data
2207  * allocated beyond this structure by alloc_ieee80211 */
2208  u8 priv[0];
2209 };
2210 
2211 #define IEEE_A (1<<0)
2212 #define IEEE_B (1<<1)
2213 #define IEEE_G (1<<2)
2214 #define IEEE_N_24G (1<<4)
2215 #define IEEE_N_5G (1<<5)
2216 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
2217 
2218 /* Generate a 802.11 header */
2219 
2220 /* Uses the channel change callback directly
2221  * instead of [start/stop] scan callbacks
2222  */
2223 #define IEEE_SOFTMAC_SCAN (1<<2)
2224 
2225 /* Perform authentication and association handshake */
2226 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2227 
2228 /* Generate probe requests */
2229 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2230 
2231 /* Generate respones to probe requests */
2232 #define IEEE_SOFTMAC_PROBERS (1<<5)
2233 
2234 /* The ieee802.11 stack will manages the netif queue
2235  * wake/stop for the driver, taking care of 802.11
2236  * fragmentation. See softmac.c for details. */
2237 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2238 
2239 /* Uses only the softmac_data_hard_start_xmit
2240  * even for TX management frames.
2241  */
2242 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2243 
2244 /* Generate beacons. The stack will enqueue beacons
2245  * to the card
2246  */
2247 #define IEEE_SOFTMAC_BEACONS (1<<6)
2248 
2249 static inline void *ieee80211_priv(struct net_device *dev)
2250 {
2251  return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2252 }
2253 
2254 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2255 {
2256  /* Single white space is for Linksys APs */
2257  if (essid_len == 1 && essid[0] == ' ')
2258  return 1;
2259 
2260  /* Otherwise, if the entire essid is 0, we assume it is hidden */
2261  while (essid_len) {
2262  essid_len--;
2263  if (essid[essid_len] != '\0')
2264  return 0;
2265  }
2266 
2267  return 1;
2268 }
2269 
2270 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2271 {
2272  /*
2273  * It is possible for both access points and our device to support
2274  * combinations of modes, so as long as there is one valid combination
2275  * of ap/device supported modes, then return success
2276  *
2277  */
2278  if ((mode & IEEE_A) &&
2280  (ieee->freq_band & IEEE80211_52GHZ_BAND))
2281  return 1;
2282 
2283  if ((mode & IEEE_G) &&
2285  (ieee->freq_band & IEEE80211_24GHZ_BAND))
2286  return 1;
2287 
2288  if ((mode & IEEE_B) &&
2290  (ieee->freq_band & IEEE80211_24GHZ_BAND))
2291  return 1;
2292 
2293  return 0;
2294 }
2295 
2296 extern inline int ieee80211_get_hdrlen(u16 fc)
2297 {
2299 
2300  switch (WLAN_FC_GET_TYPE(fc)) {
2301  case IEEE80211_FTYPE_DATA:
2302  if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2303  hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2304  if(IEEE80211_QOS_HAS_SEQ(fc))
2305  hdrlen += 2; /* QOS ctrl*/
2306  break;
2307  case IEEE80211_FTYPE_CTL:
2308  switch (WLAN_FC_GET_STYPE(fc)) {
2309  case IEEE80211_STYPE_CTS:
2310  case IEEE80211_STYPE_ACK:
2311  hdrlen = IEEE80211_1ADDR_LEN;
2312  break;
2313  default:
2314  hdrlen = IEEE80211_2ADDR_LEN;
2315  break;
2316  }
2317  break;
2318  }
2319 
2320  return hdrlen;
2321 }
2322 
2323 static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
2324 {
2325  switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2326  case IEEE80211_1ADDR_LEN:
2327  return ((struct ieee80211_hdr_1addr *)hdr)->payload;
2328  case IEEE80211_2ADDR_LEN:
2329  return ((struct ieee80211_hdr_2addr *)hdr)->payload;
2330  case IEEE80211_3ADDR_LEN:
2331  return ((struct ieee80211_hdr_3addr *)hdr)->payload;
2332  case IEEE80211_4ADDR_LEN:
2333  return ((struct ieee80211_hdr_4addr *)hdr)->payload;
2334  }
2335  return NULL;
2336 }
2337 
2338 static inline int ieee80211_is_ofdm_rate(u8 rate)
2339 {
2340  switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2349  return 1;
2350  }
2351  return 0;
2352 }
2353 
2354 static inline int ieee80211_is_cck_rate(u8 rate)
2355 {
2356  switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2361  return 1;
2362  }
2363  return 0;
2364 }
2365 
2366 
2367 /* ieee80211.c */
2368 extern void free_ieee80211(struct net_device *dev);
2369 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2370 
2371 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2372 
2373 /* ieee80211_tx.c */
2374 
2375 extern int ieee80211_encrypt_fragment(
2376  struct ieee80211_device *ieee,
2377  struct sk_buff *frag,
2378  int hdr_len);
2379 
2380 extern int ieee80211_xmit(struct sk_buff *skb,
2381  struct net_device *dev);
2382 extern void ieee80211_txb_free(struct ieee80211_txb *);
2383 
2384 
2385 /* ieee80211_rx.c */
2386 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2387  struct ieee80211_rx_stats *rx_stats);
2388 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2389  struct ieee80211_hdr_4addr *header,
2390  struct ieee80211_rx_stats *stats);
2391 
2392 /* ieee80211_wx.c */
2393 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2394  struct iw_request_info *info,
2395  union iwreq_data *wrqu, char *key);
2396 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2397  struct iw_request_info *info,
2398  union iwreq_data *wrqu, char *key);
2399 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2400  struct iw_request_info *info,
2401  union iwreq_data *wrqu, char *key);
2402 #if WIRELESS_EXT >= 18
2403 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2404  struct iw_request_info *info,
2405  union iwreq_data* wrqu, char *extra);
2406 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2407  struct iw_request_info *info,
2408  union iwreq_data* wrqu, char *extra);
2409 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2410  struct iw_request_info *info,
2411  struct iw_param *data, char *extra);
2412 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2413  struct iw_request_info *info,
2414  union iwreq_data *wrqu, char *extra);
2415 #endif
2416 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2417 
2418 /* ieee80211_softmac.c */
2419 extern short ieee80211_is_54g(const struct ieee80211_network *net);
2420 extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
2421 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2423  u16 stype);
2424 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2425 
2426 void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
2427 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2428 
2429 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2430 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2431 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2432 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2433 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2434 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2435 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2436 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2437 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2438 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2439 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2440 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2441 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2442 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2443 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2444 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2445 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2446 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2447 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2448 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2449 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2450 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2451 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2452 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2453 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2454 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2455 
2456 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2457 
2458 /* ieee80211_crypt_ccmp&tkip&wep.c */
2459 extern void ieee80211_tkip_null(void);
2460 extern void ieee80211_wep_null(void);
2461 extern void ieee80211_ccmp_null(void);
2462 
2463 /* ieee80211_softmac_wx.c */
2464 
2465 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2466  struct iw_request_info *info,
2467  union iwreq_data *wrqu, char *ext);
2468 
2469 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2470  struct iw_request_info *info,
2471  union iwreq_data *awrq,
2472  char *extra);
2473 
2474 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2475 
2476 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2477  struct iw_request_info *info,
2478  union iwreq_data *wrqu, char *extra);
2479 
2480 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2481  struct iw_request_info *info,
2482  union iwreq_data *wrqu, char *extra);
2483 
2484 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2485  union iwreq_data *wrqu, char *b);
2486 
2487 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2488  union iwreq_data *wrqu, char *b);
2489 
2490 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2491  struct iw_request_info *a,
2492  union iwreq_data *wrqu, char *extra);
2493 
2494 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2495  union iwreq_data *wrqu, char *b);
2496 
2497 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2498  union iwreq_data *wrqu, char *b);
2499 
2500 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2501  union iwreq_data *wrqu, char *b);
2502 
2503 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2504 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2505 
2506 
2507 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2508  struct iw_request_info *info,
2509  union iwreq_data *wrqu, char *extra);
2510 
2511 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2512  struct iw_request_info *info,
2513  union iwreq_data *wrqu, char *extra);
2514 
2515 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2516  struct iw_request_info *info,
2517  union iwreq_data *wrqu, char *extra);
2518 
2519 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2520  struct iw_request_info *info,
2521  union iwreq_data *wrqu, char *extra);
2522 
2523 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2524  struct iw_request_info *info,
2525  union iwreq_data *wrqu, char *extra);
2526 
2527 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2528  struct iw_request_info *info,
2529  union iwreq_data *wrqu, char *extra);
2530 //HT
2531 #define MAX_RECEIVE_BUFFER_SIZE 9100 //
2532 extern void HTDebugHTCapability(u8* CapIE, u8* TitleString );
2533 extern void HTDebugHTInfo(u8* InfoIE, u8* TitleString);
2534 
2535 void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2536 extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee);
2537 extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt);
2538 extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt);
2539 extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len);
2540 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2541 extern void HTInitializeHTInfo(struct ieee80211_device* ieee);
2542 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2543 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2544 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2545 extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter);
2546 extern u8 MCS_FILTER_ALL[];
2547 extern u16 MCS_DATA_RATE[2][2][77] ;
2548 extern u8 HTCCheck(struct ieee80211_device* ieee, u8* pFrame);
2549 //extern void HTSetConnectBwModeCallback(unsigned long data);
2550 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo);
2551 extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee);
2552 extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee, u8 nMcsRate);
2553 extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate);
2554 extern u16 TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate);
2555 //function in BAPROC.c
2556 extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb);
2557 extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb);
2558 extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb);
2559 extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD pTS, u8 Policy, u8 bOverwritePending);
2560 extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2561 extern void BaSetupTimeOut(unsigned long data);
2562 extern void TxBaInactTimeout(unsigned long data);
2563 extern void RxBaInactTimeout(unsigned long data);
2564 extern void ResetBaEntry( PBA_RECORD pBA);
2565 //function in TS.c
2566 extern bool GetTs(
2567  struct ieee80211_device* ieee,
2568  PTS_COMMON_INFO *ppTS,
2569  u8* Addr,
2570  u8 TID,
2571  TR_SELECT TxRxSelect, //Rx:1, Tx:0
2572  bool bAddNewTs
2573  );
2574 extern void TSInitialize(struct ieee80211_device *ieee);
2575 extern void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD pTxTS);
2576 extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr);
2577 extern void RemoveAllTS(struct ieee80211_device* ieee);
2579 
2580 extern const long ieee80211_wlan_frequencies[];
2581 
2582 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2583 {
2584  ieee->scans++;
2585 }
2586 
2587 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2588 {
2589  return ieee->scans;
2590 }
2591 
2592 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2593  static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2594  const char *s = essid;
2595  char *d = escaped;
2596 
2597  if (ieee80211_is_empty_essid(essid, essid_len)) {
2598  memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2599  return escaped;
2600  }
2601 
2602  essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2603  while (essid_len--) {
2604  if (*s == '\0') {
2605  *d++ = '\\';
2606  *d++ = '0';
2607  s++;
2608  } else {
2609  *d++ = *s++;
2610  }
2611  }
2612  *d = '\0';
2613  return escaped;
2614 }
2615 
2616 /* For the function is more related to hardware setting, it's better to use the
2617  * ieee handler to refer to it.
2618  */
2619 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2620 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2621 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2623  u16 length,
2624  struct ieee80211_network *network,
2625  struct ieee80211_rx_stats *stats);
2626 
2627 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8 index);
2628 #define RT_ASOC_RETRY_LIMIT 5
2629 #endif /* IEEE80211_H */