1 /*
2  * Merged with mainline ieee80211.h in Aug 2004.  Original ieee802_11
3  * remains copyright by the original authors
4  *
5  * Portions of the merged code are based on Host AP (software wireless
6  * LAN access point) driver for Intersil Prism2/2.5/3.
7  *
8  * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
9  * <jkmaline@cc.hut.fi>
10  * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
11  *
12  * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13  * <jketreno@linux.intel.com>
14  * Copyright (c) 2004, Intel Corporation
15  *
16  * Modified for Realtek's wi-fi cards by Andrea Merello
17  * <andreamrl@tiscali.it>
18  *
19  * This program is free software; you can redistribute it and/or modify
20  * it under the terms of the GNU General Public License version 2 as
21  * published by the Free Software Foundation. See README and COPYING for
22  * more details.
23  */
24 #ifndef IEEE80211_H
25 #define IEEE80211_H
26 #include <linux/if_ether.h> /* ETH_ALEN */
27 #include <linux/kernel.h>   /* ARRAY_SIZE */
28 #include <linux/module.h>
29 #include <linux/jiffies.h>
30 #include <linux/timer.h>
31 #include <linux/sched.h>
32 #include <linux/semaphore.h>
33 #include <linux/interrupt.h>
34 
35 #include <linux/delay.h>
36 #include <linux/wireless.h>
37 
38 #include "rtl819x_HT.h"
39 #include "rtl819x_BA.h"
40 #include "rtl819x_TS.h"
41 
42 
43 #ifndef IW_MODE_MONITOR
44 #define IW_MODE_MONITOR 6
45 #endif
46 
47 #ifndef IWEVCUSTOM
48 #define IWEVCUSTOM 0x8c02
49 #endif
50 
51 
52 #ifndef container_of
53 /**
54  * container_of - cast a member of a structure out to the containing structure
55  *
56  * @ptr:        the pointer to the member.
57  * @type:       the type of the container struct this is embedded in.
58  * @member:     the name of the member within the struct.
59  *
60  */
61 #define container_of(ptr, type, member) ({                      \
62 	const typeof( ((type *)0)->member ) *__mptr = (ptr);    \
63 	(type *)( (char *)__mptr - offsetof(type,member) );})
64 #endif
65 
66 #define KEY_TYPE_NA		0x0
67 #define KEY_TYPE_WEP40 		0x1
68 #define KEY_TYPE_TKIP		0x2
69 #define KEY_TYPE_CCMP		0x4
70 #define KEY_TYPE_WEP104		0x5
71 
72 /* added for rtl819x tx procedure */
73 #define MAX_QUEUE_SIZE		0x10
74 
75 //
76 // 8190 queue mapping
77 //
78 #define BK_QUEUE                               0
79 #define BE_QUEUE                               1
80 #define VI_QUEUE                               2
81 #define VO_QUEUE                               3
82 #define HCCA_QUEUE                             4
83 #define TXCMD_QUEUE                            5
84 #define MGNT_QUEUE                             6
85 #define HIGH_QUEUE                             7
86 #define BEACON_QUEUE                           8
87 
88 #define LOW_QUEUE                              BE_QUEUE
89 #define NORMAL_QUEUE                           MGNT_QUEUE
90 
91 //added by amy for ps
92 #define SWRF_TIMEOUT				50
93 
94 //added by amy for LEAP related
95 #define IE_CISCO_FLAG_POSITION		0x08	// Flag byte: byte 8, numbered from 0.
96 #define SUPPORT_CKIP_MIC			0x08	// bit3
97 #define SUPPORT_CKIP_PK			0x10	// bit4
98 /* defined for skb cb field */
99 /* At most 28 byte */
100 typedef struct cb_desc {
101 	/* Tx Desc Related flags (8-9) */
102 	u8 bLastIniPkt:1;
103 	u8 bCmdOrInit:1;
104 	u8 bFirstSeg:1;
105 	u8 bLastSeg:1;
106 	u8 bEncrypt:1;
107 	u8 bTxDisableRateFallBack:1;
108 	u8 bTxUseDriverAssingedRate:1;
109 	u8 bHwSec:1; //indicate whether use Hw security. WB
110 
111 	u8 reserved1;
112 
113 	/* Tx Firmware Relaged flags (10-11)*/
114 	u8 bCTSEnable:1;
115 	u8 bRTSEnable:1;
116 	u8 bUseShortGI:1;
117 	u8 bUseShortPreamble:1;
118 	u8 bTxEnableFwCalcDur:1;
119 	u8 bAMPDUEnable:1;
120 	u8 bRTSSTBC:1;
121 	u8 RTSSC:1;
122 
123 	u8 bRTSBW:1;
124 	u8 bPacketBW:1;
125 	u8 bRTSUseShortPreamble:1;
126 	u8 bRTSUseShortGI:1;
127 	u8 bMulticast:1;
128 	u8 bBroadcast:1;
129 	//u8 reserved2:2;
130 	u8 drv_agg_enable:1;
131 	u8 reserved2:1;
132 
133 	/* Tx Desc related element(12-19) */
134 	u8 rata_index;
135 	u8 queue_index;
136 	//u8 reserved3;
137 	//u8 reserved4;
138 	u16 txbuf_size;
139 	//u8 reserved5;
140 	u8 RATRIndex;
141 	u8 reserved6;
142 	u8 reserved7;
143 	u8 reserved8;
144 
145 	/* Tx firmware related element(20-27) */
146 	u8 data_rate;
147 	u8 rts_rate;
148 	u8 ampdu_factor;
149 	u8 ampdu_density;
150 	//u8 reserved9;
151 	//u8 reserved10;
152 	//u8 reserved11;
153 	u8 DrvAggrNum;
154 	u16 pkt_size;
155 	u8 reserved12;
156 }cb_desc, *pcb_desc;
157 
158 /*--------------------------Define -------------------------------------------*/
159 #define MGN_1M                  0x02
160 #define MGN_2M                  0x04
161 #define MGN_5_5M                0x0b
162 #define MGN_11M                 0x16
163 
164 #define MGN_6M                  0x0c
165 #define MGN_9M                  0x12
166 #define MGN_12M                 0x18
167 #define MGN_18M                 0x24
168 #define MGN_24M                 0x30
169 #define MGN_36M                 0x48
170 #define MGN_48M                 0x60
171 #define MGN_54M                 0x6c
172 
173 #define MGN_MCS0                0x80
174 #define MGN_MCS1                0x81
175 #define MGN_MCS2                0x82
176 #define MGN_MCS3                0x83
177 #define MGN_MCS4                0x84
178 #define MGN_MCS5                0x85
179 #define MGN_MCS6                0x86
180 #define MGN_MCS7                0x87
181 #define MGN_MCS8                0x88
182 #define MGN_MCS9                0x89
183 #define MGN_MCS10               0x8a
184 #define MGN_MCS11               0x8b
185 #define MGN_MCS12               0x8c
186 #define MGN_MCS13               0x8d
187 #define MGN_MCS14               0x8e
188 #define MGN_MCS15               0x8f
189 
190 //----------------------------------------------------------------------------
191 //		802.11 Management frame Reason Code field
192 //----------------------------------------------------------------------------
193 enum	_ReasonCode{
194 	unspec_reason	= 0x1,
195 	auth_not_valid	= 0x2,
196 	deauth_lv_ss	= 0x3,
197 	inactivity		= 0x4,
198 	ap_overload 	= 0x5,
199 	class2_err		= 0x6,
200 	class3_err		= 0x7,
201 	disas_lv_ss 	= 0x8,
202 	asoc_not_auth	= 0x9,
203 
204 	//----MIC_CHECK
205 	mic_failure 	= 0xe,
206 	//----END MIC_CHECK
207 
208 	// Reason code defined in 802.11i D10.0 p.28.
209 	invalid_IE		= 0x0d,
210 	four_way_tmout	= 0x0f,
211 	two_way_tmout	= 0x10,
212 	IE_dismatch 	= 0x11,
213 	invalid_Gcipher = 0x12,
214 	invalid_Pcipher = 0x13,
215 	invalid_AKMP	= 0x14,
216 	unsup_RSNIEver = 0x15,
217 	invalid_RSNIE	= 0x16,
218 	auth_802_1x_fail= 0x17,
219 	ciper_reject		= 0x18,
220 
221 	// Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15.
222 	QoS_unspec		= 0x20, // 32
223 	QAP_bandwidth	= 0x21, // 33
224 	poor_condition	= 0x22, // 34
225 	no_facility 	= 0x23, // 35
226 							// Where is 36???
227 	req_declined	= 0x25, // 37
228 	invalid_param	= 0x26, // 38
229 	req_not_honored= 0x27,	// 39
230 	TS_not_created	= 0x2F, // 47
231 	DL_not_allowed	= 0x30, // 48
232 	dest_not_exist	= 0x31, // 49
233 	dest_not_QSTA	= 0x32, // 50
234 };
235 
236 
237 
238 #define aSifsTime	 ((priv->ieee80211->current_network.mode == IEEE_A)||(priv->ieee80211->current_network.mode == IEEE_N_24G)||(priv->ieee80211->current_network.mode == IEEE_N_5G))? 16 : 10
239 
240 #define MGMT_QUEUE_NUM 5
241 
242 #define IEEE_CMD_SET_WPA_PARAM			1
243 #define	IEEE_CMD_SET_WPA_IE			2
244 #define IEEE_CMD_SET_ENCRYPTION			3
245 #define IEEE_CMD_MLME				4
246 
247 #define IEEE_PARAM_WPA_ENABLED			1
248 #define IEEE_PARAM_TKIP_COUNTERMEASURES		2
249 #define IEEE_PARAM_DROP_UNENCRYPTED		3
250 #define IEEE_PARAM_PRIVACY_INVOKED		4
251 #define IEEE_PARAM_AUTH_ALGS			5
252 #define IEEE_PARAM_IEEE_802_1X			6
253 //It should consistent with the driver_XXX.c
254 //   David, 2006.9.26
255 #define IEEE_PARAM_WPAX_SELECT			7
256 //Added for notify the encryption type selection
257 //   David, 2006.9.26
258 #define IEEE_PROTO_WPA				1
259 #define IEEE_PROTO_RSN				2
260 //Added for notify the encryption type selection
261 //   David, 2006.9.26
262 #define IEEE_WPAX_USEGROUP			0
263 #define IEEE_WPAX_WEP40				1
264 #define IEEE_WPAX_TKIP				2
265 #define IEEE_WPAX_WRAP   			3
266 #define IEEE_WPAX_CCMP				4
267 #define IEEE_WPAX_WEP104			5
268 
269 #define IEEE_KEY_MGMT_IEEE8021X			1
270 #define IEEE_KEY_MGMT_PSK			2
271 
272 #define IEEE_MLME_STA_DEAUTH			1
273 #define IEEE_MLME_STA_DISASSOC			2
274 
275 
276 #define IEEE_CRYPT_ERR_UNKNOWN_ALG		2
277 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR		3
278 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED	4
279 #define IEEE_CRYPT_ERR_KEY_SET_FAILED		5
280 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED	6
281 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED		7
282 
283 
284 #define	IEEE_CRYPT_ALG_NAME_LEN			16
285 
286 #define MAX_IE_LEN  0xff
287 
288 // added for kernel conflict
289 #define ieee80211_crypt_deinit_entries 	ieee80211_crypt_deinit_entries_rsl
290 #define ieee80211_crypt_deinit_handler 	ieee80211_crypt_deinit_handler_rsl
291 #define ieee80211_crypt_delayed_deinit 	ieee80211_crypt_delayed_deinit_rsl
292 #define ieee80211_register_crypto_ops  	ieee80211_register_crypto_ops_rsl
293 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
294 #define ieee80211_get_crypto_ops 	ieee80211_get_crypto_ops_rsl
295 
296 #define ieee80211_ccmp_null		ieee80211_ccmp_null_rsl
297 
298 #define ieee80211_tkip_null		ieee80211_tkip_null_rsl
299 
300 #define ieee80211_wep_null		ieee80211_wep_null_rsl
301 
302 #define free_ieee80211          	free_ieee80211_rsl
303 #define alloc_ieee80211        		alloc_ieee80211_rsl
304 
305 #define ieee80211_rx 			ieee80211_rx_rsl
306 #define ieee80211_rx_mgt		ieee80211_rx_mgt_rsl
307 
308 #define ieee80211_get_beacon		ieee80211_get_beacon_rsl
309 #define ieee80211_wake_queue		ieee80211_wake_queue_rsl
310 #define ieee80211_stop_queue		ieee80211_stop_queue_rsl
311 #define ieee80211_reset_queue		ieee80211_reset_queue_rsl
312 #define ieee80211_softmac_stop_protocol	ieee80211_softmac_stop_protocol_rsl
313 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
314 #define ieee80211_is_shortslot		ieee80211_is_shortslot_rsl
315 #define ieee80211_is_54g		ieee80211_is_54g_rsl
316 #define ieee80211_wpa_supplicant_ioctl	ieee80211_wpa_supplicant_ioctl_rsl
317 #define ieee80211_ps_tx_ack		ieee80211_ps_tx_ack_rsl
318 #define ieee80211_softmac_xmit		ieee80211_softmac_xmit_rsl
319 #define ieee80211_stop_send_beacons	ieee80211_stop_send_beacons_rsl
320 #define notify_wx_assoc_event		notify_wx_assoc_event_rsl
321 #define SendDisassociation		SendDisassociation_rsl
322 #define ieee80211_disassociate		ieee80211_disassociate_rsl
323 #define ieee80211_start_send_beacons	ieee80211_start_send_beacons_rsl
324 #define ieee80211_stop_scan		ieee80211_stop_scan_rsl
325 #define ieee80211_send_probe_requests	ieee80211_send_probe_requests_rsl
326 #define ieee80211_softmac_scan_syncro	ieee80211_softmac_scan_syncro_rsl
327 #define ieee80211_start_scan_syncro	ieee80211_start_scan_syncro_rsl
328 
329 #define ieee80211_wx_get_essid		ieee80211_wx_get_essid_rsl
330 #define ieee80211_wx_set_essid		ieee80211_wx_set_essid_rsl
331 #define ieee80211_wx_set_rate		ieee80211_wx_set_rate_rsl
332 #define ieee80211_wx_get_rate		ieee80211_wx_get_rate_rsl
333 #define ieee80211_wx_set_wap		ieee80211_wx_set_wap_rsl
334 #define ieee80211_wx_get_wap		ieee80211_wx_get_wap_rsl
335 #define ieee80211_wx_set_mode		ieee80211_wx_set_mode_rsl
336 #define ieee80211_wx_get_mode		ieee80211_wx_get_mode_rsl
337 #define ieee80211_wx_set_scan		ieee80211_wx_set_scan_rsl
338 #define ieee80211_wx_get_freq		ieee80211_wx_get_freq_rsl
339 #define ieee80211_wx_set_freq		ieee80211_wx_set_freq_rsl
340 #define ieee80211_wx_set_rawtx		ieee80211_wx_set_rawtx_rsl
341 #define ieee80211_wx_get_name		ieee80211_wx_get_name_rsl
342 #define ieee80211_wx_set_power		ieee80211_wx_set_power_rsl
343 #define ieee80211_wx_get_power		ieee80211_wx_get_power_rsl
344 #define ieee80211_wlan_frequencies	ieee80211_wlan_frequencies_rsl
345 #define ieee80211_wx_set_rts		ieee80211_wx_set_rts_rsl
346 #define ieee80211_wx_get_rts		ieee80211_wx_get_rts_rsl
347 
348 #define ieee80211_txb_free		ieee80211_txb_free_rsl
349 
350 #define ieee80211_wx_set_gen_ie		ieee80211_wx_set_gen_ie_rsl
351 #define ieee80211_wx_get_scan		ieee80211_wx_get_scan_rsl
352 #define ieee80211_wx_set_encode		ieee80211_wx_set_encode_rsl
353 #define ieee80211_wx_get_encode		ieee80211_wx_get_encode_rsl
354 #if WIRELESS_EXT >= 18
355 #define ieee80211_wx_set_mlme		ieee80211_wx_set_mlme_rsl
356 #define ieee80211_wx_set_auth		ieee80211_wx_set_auth_rsl
357 #define ieee80211_wx_set_encode_ext	ieee80211_wx_set_encode_ext_rsl
358 #define ieee80211_wx_get_encode_ext	ieee80211_wx_get_encode_ext_rsl
359 #endif
360 
361 
362 typedef struct ieee_param {
363 	u32 cmd;
364 	u8 sta_addr[ETH_ALEN];
365 	union {
366 		struct {
367 			u8 name;
368 			u32 value;
369 		} wpa_param;
370 		struct {
371 			u32 len;
372 			u8 reserved[32];
373 			u8 data[0];
374 		} wpa_ie;
375 		struct{
376 			int command;
377 			int reason_code;
378 		} mlme;
379 		struct {
380 			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
381 			u8 set_tx;
382 			u32 err;
383 			u8 idx;
384 			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
385 			u16 key_len;
386 			u8 key[0];
387 		} crypt;
388 	} u;
389 }ieee_param;
390 
391 
392 #if WIRELESS_EXT < 17
393 #define IW_QUAL_QUAL_INVALID   0x10
394 #define IW_QUAL_LEVEL_INVALID  0x20
395 #define IW_QUAL_NOISE_INVALID  0x40
396 #define IW_QUAL_QUAL_UPDATED   0x1
397 #define IW_QUAL_LEVEL_UPDATED  0x2
398 #define IW_QUAL_NOISE_UPDATED  0x4
399 #endif
400 
401 
402 // linux under 2.6.9 release may not support it, so modify it for common use
403 #define MSECS(t) msecs_to_jiffies(t)
404 #define msleep_interruptible_rsl  msleep_interruptible
405 
406 #define IEEE80211_DATA_LEN		2304
407 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
408    6.2.1.1.2.
409 
410    The figure in section 7.1.2 suggests a body size of up to 2312
411    bytes is allowed, which is a bit confusing, I suspect this
412    represents the 2304 bytes of real data, plus a possible 8 bytes of
413    WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
414 #define IEEE80211_1ADDR_LEN 10
415 #define IEEE80211_2ADDR_LEN 16
416 #define IEEE80211_3ADDR_LEN 24
417 #define IEEE80211_4ADDR_LEN 30
418 #define IEEE80211_FCS_LEN    4
419 #define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
420 #define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
421 #define IEEE80211_MGMT_HDR_LEN 24
422 #define IEEE80211_DATA_HDR3_LEN 24
423 #define IEEE80211_DATA_HDR4_LEN 30
424 
425 #define MIN_FRAG_THRESHOLD     256U
426 #define MAX_FRAG_THRESHOLD     2346U
427 
428 
429 /* Frame control field constants */
430 #define IEEE80211_FCTL_VERS		0x0003
431 #define IEEE80211_FCTL_FTYPE		0x000c
432 #define IEEE80211_FCTL_STYPE		0x00f0
433 #define IEEE80211_FCTL_FRAMETYPE	0x00fc
434 #define IEEE80211_FCTL_TODS		0x0100
435 #define IEEE80211_FCTL_FROMDS		0x0200
436 #define IEEE80211_FCTL_DSTODS		0x0300 //added by david
437 #define IEEE80211_FCTL_MOREFRAGS	0x0400
438 #define IEEE80211_FCTL_RETRY		0x0800
439 #define IEEE80211_FCTL_PM		0x1000
440 #define IEEE80211_FCTL_MOREDATA		0x2000
441 #define IEEE80211_FCTL_WEP		0x4000
442 #define IEEE80211_FCTL_ORDER		0x8000
443 
444 #define IEEE80211_FTYPE_MGMT		0x0000
445 #define IEEE80211_FTYPE_CTL		0x0004
446 #define IEEE80211_FTYPE_DATA		0x0008
447 
448 /* management */
449 #define IEEE80211_STYPE_ASSOC_REQ	0x0000
450 #define IEEE80211_STYPE_ASSOC_RESP 	0x0010
451 #define IEEE80211_STYPE_REASSOC_REQ	0x0020
452 #define IEEE80211_STYPE_REASSOC_RESP	0x0030
453 #define IEEE80211_STYPE_PROBE_REQ	0x0040
454 #define IEEE80211_STYPE_PROBE_RESP	0x0050
455 #define IEEE80211_STYPE_BEACON		0x0080
456 #define IEEE80211_STYPE_ATIM		0x0090
457 #define IEEE80211_STYPE_DISASSOC	0x00A0
458 #define IEEE80211_STYPE_AUTH		0x00B0
459 #define IEEE80211_STYPE_DEAUTH		0x00C0
460 #define IEEE80211_STYPE_MANAGE_ACT	0x00D0
461 
462 /* control */
463 #define IEEE80211_STYPE_PSPOLL		0x00A0
464 #define IEEE80211_STYPE_RTS		0x00B0
465 #define IEEE80211_STYPE_CTS		0x00C0
466 #define IEEE80211_STYPE_ACK		0x00D0
467 #define IEEE80211_STYPE_CFEND		0x00E0
468 #define IEEE80211_STYPE_CFENDACK	0x00F0
469 #define IEEE80211_STYPE_BLOCKACK   0x0094
470 
471 /* data */
472 #define IEEE80211_STYPE_DATA		0x0000
473 #define IEEE80211_STYPE_DATA_CFACK	0x0010
474 #define IEEE80211_STYPE_DATA_CFPOLL	0x0020
475 #define IEEE80211_STYPE_DATA_CFACKPOLL	0x0030
476 #define IEEE80211_STYPE_NULLFUNC	0x0040
477 #define IEEE80211_STYPE_CFACK		0x0050
478 #define IEEE80211_STYPE_CFPOLL		0x0060
479 #define IEEE80211_STYPE_CFACKPOLL	0x0070
480 #define IEEE80211_STYPE_QOS_DATA	0x0080 //added for WMM 2006/8/2
481 #define IEEE80211_STYPE_QOS_NULL	0x00C0
482 
483 #define IEEE80211_SCTL_FRAG		0x000F
484 #define IEEE80211_SCTL_SEQ		0xFFF0
485 
486 /* QOS control */
487 #define IEEE80211_QCTL_TID              0x000F
488 
489 #define	FC_QOS_BIT					BIT7
490 #define IsDataFrame(pdu)			( ((pdu[0] & 0x0C)==0x08) ? true : false )
491 #define	IsLegacyDataFrame(pdu)	(IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
492 //added by wb. Is this right?
493 #define IsQoSDataFrame(pframe)  ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
494 #define Frame_Order(pframe)     (*(u16*)pframe&IEEE80211_FCTL_ORDER)
495 #define SN_LESS(a, b)		(((a-b)&0x800)!=0)
496 #define SN_EQUAL(a, b)	(a == b)
497 #define MAX_DEV_ADDR_SIZE 8
498 typedef enum _ACT_CATEGORY{
499 	ACT_CAT_QOS = 1,
500 	ACT_CAT_DLS = 2,
501 	ACT_CAT_BA  = 3,
502 	ACT_CAT_HT  = 7,
503 	ACT_CAT_WMM = 17,
504 } ACT_CATEGORY, *PACT_CATEGORY;
505 
506 typedef enum _TS_ACTION{
507 	ACT_ADDTSREQ = 0,
508 	ACT_ADDTSRSP = 1,
509 	ACT_DELTS    = 2,
510 	ACT_SCHEDULE = 3,
511 } TS_ACTION, *PTS_ACTION;
512 
513 typedef enum _BA_ACTION{
514 	ACT_ADDBAREQ = 0,
515 	ACT_ADDBARSP = 1,
516 	ACT_DELBA    = 2,
517 } BA_ACTION, *PBA_ACTION;
518 
519 typedef enum _InitialGainOpType{
520 	IG_Backup=0,
521 	IG_Restore,
522 	IG_Max
523 }InitialGainOpType;
524 
525 /* debug macros */
526 #define CONFIG_IEEE80211_DEBUG
527 #ifdef CONFIG_IEEE80211_DEBUG
528 extern u32 ieee80211_debug_level;
529 #define IEEE80211_DEBUG(level, fmt, args...) \
530 do { if (ieee80211_debug_level & (level)) \
531   printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
532 //wb added to debug out data buf
533 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
534 #define IEEE80211_DEBUG_DATA(level, data, datalen)	\
535 	do{ if ((ieee80211_debug_level & (level)) == (level))	\
536 		{ 	\
537 			int i;					\
538 			u8* pdata = (u8*) data;			\
539 			printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__);	\
540 			for(i=0; i<(int)(datalen); i++)			\
541 			{						\
542 				printk("%2x ", pdata[i]);		\
543 				if ((i+1)%16 == 0) printk("\n");	\
544 			}				\
545 			printk("\n");			\
546 		}					\
547 	} while (0)
548 #else
549 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
550 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
551 #endif	/* CONFIG_IEEE80211_DEBUG */
552 
553 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
554 
555 /*
556  * To use the debug system;
557  *
558  * If you are defining a new debug classification, simply add it to the #define
559  * list here in the form of:
560  *
561  * #define IEEE80211_DL_xxxx VALUE
562  *
563  * shifting value to the left one bit from the previous entry.  xxxx should be
564  * the name of the classification (for example, WEP)
565  *
566  * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
567  * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
568  * to send output to that classification.
569  *
570  * To add your debug level to the list of levels seen when you perform
571  *
572  * % cat /proc/net/ipw/debug_level
573  *
574  * you simply need to add your entry to the ipw_debug_levels array.
575  *
576  * If you do not see debug_level in /proc/net/ipw then you do not have
577  * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
578  *
579  */
580 
581 #define IEEE80211_DL_INFO          (1<<0)
582 #define IEEE80211_DL_WX            (1<<1)
583 #define IEEE80211_DL_SCAN          (1<<2)
584 #define IEEE80211_DL_STATE         (1<<3)
585 #define IEEE80211_DL_MGMT          (1<<4)
586 #define IEEE80211_DL_FRAG          (1<<5)
587 #define IEEE80211_DL_EAP           (1<<6)
588 #define IEEE80211_DL_DROP          (1<<7)
589 
590 #define IEEE80211_DL_TX            (1<<8)
591 #define IEEE80211_DL_RX            (1<<9)
592 
593 #define IEEE80211_DL_HT		   (1<<10)  //HT
594 #define IEEE80211_DL_BA		   (1<<11)  //ba
595 #define IEEE80211_DL_TS		   (1<<12)  //TS
596 #define IEEE80211_DL_QOS           (1<<13)
597 #define IEEE80211_DL_REORDER	   (1<<14)
598 #define IEEE80211_DL_IOT	   (1<<15)
599 #define IEEE80211_DL_IPS	   (1<<16)
600 #define IEEE80211_DL_TRACE	   (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
601 #define IEEE80211_DL_DATA	   (1<<30)   //use this flag to control whether print data buf out.
602 #define IEEE80211_DL_ERR	   (1<<31)   //always open
603 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
604 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
605 #define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
606 
607 #define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
608 #define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
609 #define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
610 #define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
611 #define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
612 #define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
613 #define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
614 #define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
615 #define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
616 #define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
617 
618 #ifdef CONFIG_IEEE80211_DEBUG
619 /* Added by Annie, 2005-11-22. */
620 #define MAX_STR_LEN     64
621 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/
622 #define PRINTABLE(_ch)  (_ch>'!' && _ch<'~')
623 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)                            	\
624 			if((_Comp) & level)   							\
625 			{                                                                       \
626 				int             __i;                                            \
627 				u8  buffer[MAX_STR_LEN];                                    	\
628 				int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ;  	\
629 				memset(buffer, 0, MAX_STR_LEN);                      		\
630 				memcpy(buffer, (u8 *)_Ptr, length );            		\
631 				for( __i=0; __i<MAX_STR_LEN; __i++ )                            \
632 				{                                                               \
633 				     if( !PRINTABLE(buffer[__i]) )   buffer[__i] = '?';     	\
634 				}                                                               \
635 				buffer[length] = '\0';                                          \
636 				printk("Rtl819x: ");                                         	\
637 				printk(_TitleString);                                         \
638 				printk(": %d, <%s>\n", _Len, buffer);                         \
639 			}
640 #else
641 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len)  do {} while (0)
642 #endif
643 
644 #include <linux/netdevice.h>
645 #include <linux/if_arp.h> /* ARPHRD_ETHER */
646 
647 #ifndef WIRELESS_SPY
648 #define WIRELESS_SPY		// enable iwspy support
649 #endif
650 #include <net/iw_handler.h>	// new driver API
651 
652 #ifndef ETH_P_PAE
653 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
654 #endif /* ETH_P_PAE */
655 
656 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
657 
658 #ifndef ETH_P_80211_RAW
659 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
660 #endif
661 
662 /* IEEE 802.11 defines */
663 
664 #define P80211_OUI_LEN 3
665 
666 struct ieee80211_snap_hdr {
667 
668 	u8    dsap;   /* always 0xAA */
669 	u8    ssap;   /* always 0xAA */
670 	u8    ctrl;   /* always 0x03 */
671 	u8    oui[P80211_OUI_LEN];    /* organizational universal id */
672 
673 } __attribute__ ((packed));
674 
675 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
676 
677 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
678 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
679 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
680 
681 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
682 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
683 #define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
684 
685 /* Authentication algorithms */
686 #define WLAN_AUTH_OPEN 0
687 #define WLAN_AUTH_SHARED_KEY 1
688 #define WLAN_AUTH_LEAP 2
689 
690 #define WLAN_AUTH_CHALLENGE_LEN 128
691 
692 #define WLAN_CAPABILITY_BSS (1<<0)
693 #define WLAN_CAPABILITY_IBSS (1<<1)
694 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
695 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
696 #define WLAN_CAPABILITY_PRIVACY (1<<4)
697 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
698 #define WLAN_CAPABILITY_PBCC (1<<6)
699 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
700 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
701 #define WLAN_CAPABILITY_QOS (1<<9)
702 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
703 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
704 
705 /* 802.11g ERP information element */
706 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
707 #define WLAN_ERP_USE_PROTECTION (1<<1)
708 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
709 
710 /* Status codes */
711 enum ieee80211_statuscode {
712 	WLAN_STATUS_SUCCESS = 0,
713 	WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
714 	WLAN_STATUS_CAPS_UNSUPPORTED = 10,
715 	WLAN_STATUS_REASSOC_NO_ASSOC = 11,
716 	WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
717 	WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
718 	WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
719 	WLAN_STATUS_CHALLENGE_FAIL = 15,
720 	WLAN_STATUS_AUTH_TIMEOUT = 16,
721 	WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
722 	WLAN_STATUS_ASSOC_DENIED_RATES = 18,
723 	/* 802.11b */
724 	WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
725 	WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
726 	WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
727 	/* 802.11h */
728 	WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
729 	WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
730 	WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
731 	/* 802.11g */
732 	WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
733 	WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
734 	/* 802.11i */
735 	WLAN_STATUS_INVALID_IE = 40,
736 	WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
737 	WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
738 	WLAN_STATUS_INVALID_AKMP = 43,
739 	WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
740 	WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
741 	WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
742 };
743 
744 /* Reason codes */
745 enum ieee80211_reasoncode {
746 	WLAN_REASON_UNSPECIFIED = 1,
747 	WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
748 	WLAN_REASON_DEAUTH_LEAVING = 3,
749 	WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
750 	WLAN_REASON_DISASSOC_AP_BUSY = 5,
751 	WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
752 	WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
753 	WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
754 	WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
755 	/* 802.11h */
756 	WLAN_REASON_DISASSOC_BAD_POWER = 10,
757 	WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
758 	/* 802.11i */
759 	WLAN_REASON_INVALID_IE = 13,
760 	WLAN_REASON_MIC_FAILURE = 14,
761 	WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
762 	WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
763 	WLAN_REASON_IE_DIFFERENT = 17,
764 	WLAN_REASON_INVALID_GROUP_CIPHER = 18,
765 	WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
766 	WLAN_REASON_INVALID_AKMP = 20,
767 	WLAN_REASON_UNSUPP_RSN_VERSION = 21,
768 	WLAN_REASON_INVALID_RSN_IE_CAP = 22,
769 	WLAN_REASON_IEEE8021X_FAILED = 23,
770 	WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
771 };
772 
773 #define IEEE80211_STATMASK_SIGNAL (1<<0)
774 #define IEEE80211_STATMASK_RSSI (1<<1)
775 #define IEEE80211_STATMASK_NOISE (1<<2)
776 #define IEEE80211_STATMASK_RATE (1<<3)
777 #define IEEE80211_STATMASK_WEMASK 0x7
778 
779 #define IEEE80211_CCK_MODULATION    (1<<0)
780 #define IEEE80211_OFDM_MODULATION   (1<<1)
781 
782 #define IEEE80211_24GHZ_BAND     (1<<0)
783 #define IEEE80211_52GHZ_BAND     (1<<1)
784 
785 #define IEEE80211_CCK_RATE_LEN  		4
786 #define IEEE80211_CCK_RATE_1MB			0x02
787 #define IEEE80211_CCK_RATE_2MB			0x04
788 #define IEEE80211_CCK_RATE_5MB			0x0B
789 #define IEEE80211_CCK_RATE_11MB			0x16
790 #define IEEE80211_OFDM_RATE_LEN 		8
791 #define IEEE80211_OFDM_RATE_6MB			0x0C
792 #define IEEE80211_OFDM_RATE_9MB			0x12
793 #define IEEE80211_OFDM_RATE_12MB		0x18
794 #define IEEE80211_OFDM_RATE_18MB		0x24
795 #define IEEE80211_OFDM_RATE_24MB		0x30
796 #define IEEE80211_OFDM_RATE_36MB		0x48
797 #define IEEE80211_OFDM_RATE_48MB		0x60
798 #define IEEE80211_OFDM_RATE_54MB		0x6C
799 #define IEEE80211_BASIC_RATE_MASK		0x80
800 
801 #define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
802 #define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
803 #define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
804 #define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
805 #define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
806 #define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
807 #define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
808 #define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
809 #define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
810 #define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
811 #define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
812 #define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
813 
814 #define IEEE80211_CCK_RATES_MASK		0x0000000F
815 #define IEEE80211_CCK_BASIC_RATES_MASK	(IEEE80211_CCK_RATE_1MB_MASK | \
816 	IEEE80211_CCK_RATE_2MB_MASK)
817 #define IEEE80211_CCK_DEFAULT_RATES_MASK	(IEEE80211_CCK_BASIC_RATES_MASK | \
818 	IEEE80211_CCK_RATE_5MB_MASK | \
819 	IEEE80211_CCK_RATE_11MB_MASK)
820 
821 #define IEEE80211_OFDM_RATES_MASK		0x00000FF0
822 #define IEEE80211_OFDM_BASIC_RATES_MASK	(IEEE80211_OFDM_RATE_6MB_MASK | \
823 	IEEE80211_OFDM_RATE_12MB_MASK | \
824 	IEEE80211_OFDM_RATE_24MB_MASK)
825 #define IEEE80211_OFDM_DEFAULT_RATES_MASK	(IEEE80211_OFDM_BASIC_RATES_MASK | \
826 	IEEE80211_OFDM_RATE_9MB_MASK  | \
827 	IEEE80211_OFDM_RATE_18MB_MASK | \
828 	IEEE80211_OFDM_RATE_36MB_MASK | \
829 	IEEE80211_OFDM_RATE_48MB_MASK | \
830 	IEEE80211_OFDM_RATE_54MB_MASK)
831 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
832 				IEEE80211_CCK_DEFAULT_RATES_MASK)
833 
834 #define IEEE80211_NUM_OFDM_RATES	    8
835 #define IEEE80211_NUM_CCK_RATES		    4
836 #define IEEE80211_OFDM_SHIFT_MASK_A         4
837 
838 
839 /* this is stolen and modified from the madwifi driver*/
840 #define IEEE80211_FC0_TYPE_MASK		0x0c
841 #define IEEE80211_FC0_TYPE_DATA		0x08
842 #define IEEE80211_FC0_SUBTYPE_MASK	0xB0
843 #define IEEE80211_FC0_SUBTYPE_QOS	0x80
844 
845 #define IEEE80211_QOS_HAS_SEQ(fc) \
846 	(((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
847 	 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
848 
849 /* this is stolen from ipw2200 driver */
850 #define IEEE_IBSS_MAC_HASH_SIZE 31
851 struct ieee_ibss_seq {
852 	u8 mac[ETH_ALEN];
853 	u16 seq_num[17];
854 	u16 frag_num[17];
855 	unsigned long packet_time[17];
856 	struct list_head list;
857 };
858 
859 /* NOTE: This data is for statistical purposes; not all hardware provides this
860  *       information for frames received.  Not setting these will not cause
861  *       any adverse affects. */
862 struct ieee80211_rx_stats {
863 	u32 mac_time[2];
864 	s8 rssi;
865 	u8 signal;
866 	u8 noise;
867 	u16 rate; /* in 100 kbps */
868 	u8 received_channel;
869 	u8 control;
870 	u8 mask;
871 	u8 freq;
872 	u16 len;
873 	u64 tsf;
874 	u32 beacon_time;
875 	u8 nic_type;
876 	u16       Length;
877 	//      u8        DataRate;      // In 0.5 Mbps
878 	u8        SignalQuality; // in 0-100 index.
879 	s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
880 	s8        RxPower; // in dBm Translate from PWdB
881 	u8        SignalStrength; // in 0-100 index.
882 	u16       bHwError:1;
883 	u16       bCRC:1;
884 	u16       bICV:1;
885 	u16       bShortPreamble:1;
886 	u16       Antenna:1;      //for rtl8185
887 	u16       Decrypted:1;    //for rtl8185, rtl8187
888 	u16       Wakeup:1;       //for rtl8185
889 	u16       Reserved0:1;    //for rtl8185
890 	u8        AGC;
891 	u32       TimeStampLow;
892 	u32       TimeStampHigh;
893 	bool      bShift;
894 	bool      bIsQosData;             // Added by Annie, 2005-12-22.
895 	u8        UserPriority;
896 
897 	//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
898 	//1Attention Please!!!<11n or 8190 specific code should be put below this line>
899 	//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
900 
901 	u8        RxDrvInfoSize;
902 	u8        RxBufShift;
903 	bool      bIsAMPDU;
904 	bool      bFirstMPDU;
905 	bool      bContainHTC;
906 	bool      RxIs40MHzPacket;
907 	u32       RxPWDBAll;
908 	u8        RxMIMOSignalStrength[4];        // in 0~100 index
909 	s8        RxMIMOSignalQuality[2];
910 	bool      bPacketMatchBSSID;
911 	bool      bIsCCK;
912 	bool      bPacketToSelf;
913 	//added by amy
914 	u8*       virtual_address;
915 	u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
916 	u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
917 	u16          fragoffset;                        // Data offset for this fragment
918 	u16          ntotalfrag;
919 	bool      	  bisrxaggrsubframe;
920 	bool		  bPacketBeacon;	//cosa add for rssi
921 	bool		  bToSelfBA;		//cosa add for rssi
922 	char 	  cck_adc_pwdb[4];	//cosa add for rx path selection
923 	u16		  Seq_Num;
924 
925 };
926 
927 /* IEEE 802.11 requires that STA supports concurrent reception of at least
928  * three fragmented frames. This define can be increased to support more
929  * concurrent frames, but it should be noted that each entry can consume about
930  * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
931 #define IEEE80211_FRAG_CACHE_LEN 4
932 
933 struct ieee80211_frag_entry {
934 	unsigned long first_frag_time;
935 	unsigned int seq;
936 	unsigned int last_frag;
937 	struct sk_buff *skb;
938 	u8 src_addr[ETH_ALEN];
939 	u8 dst_addr[ETH_ALEN];
940 };
941 
942 struct ieee80211_stats {
943 	unsigned int tx_unicast_frames;
944 	unsigned int tx_multicast_frames;
945 	unsigned int tx_fragments;
946 	unsigned int tx_unicast_octets;
947 	unsigned int tx_multicast_octets;
948 	unsigned int tx_deferred_transmissions;
949 	unsigned int tx_single_retry_frames;
950 	unsigned int tx_multiple_retry_frames;
951 	unsigned int tx_retry_limit_exceeded;
952 	unsigned int tx_discards;
953 	unsigned int rx_unicast_frames;
954 	unsigned int rx_multicast_frames;
955 	unsigned int rx_fragments;
956 	unsigned int rx_unicast_octets;
957 	unsigned int rx_multicast_octets;
958 	unsigned int rx_fcs_errors;
959 	unsigned int rx_discards_no_buffer;
960 	unsigned int tx_discards_wrong_sa;
961 	unsigned int rx_discards_undecryptable;
962 	unsigned int rx_message_in_msg_fragments;
963 	unsigned int rx_message_in_bad_msg_fragments;
964 };
965 
966 struct ieee80211_device;
967 
968 #include "ieee80211_crypt.h"
969 
970 #define SEC_KEY_1         (1<<0)
971 #define SEC_KEY_2         (1<<1)
972 #define SEC_KEY_3         (1<<2)
973 #define SEC_KEY_4         (1<<3)
974 #define SEC_ACTIVE_KEY    (1<<4)
975 #define SEC_AUTH_MODE     (1<<5)
976 #define SEC_UNICAST_GROUP (1<<6)
977 #define SEC_LEVEL         (1<<7)
978 #define SEC_ENABLED       (1<<8)
979 #define SEC_ENCRYPT       (1<<9)
980 
981 #define SEC_LEVEL_0      0 /* None */
982 #define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
983 #define SEC_LEVEL_2      2 /* Level 1 + TKIP */
984 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
985 #define SEC_LEVEL_3      4 /* Level 2 + CCMP */
986 
987 #define SEC_ALG_NONE            0
988 #define SEC_ALG_WEP             1
989 #define SEC_ALG_TKIP            2
990 #define SEC_ALG_CCMP            3
991 
992 #define WEP_KEYS 		4
993 #define WEP_KEY_LEN		13
994 #define SCM_KEY_LEN             32
995 #define SCM_TEMPORAL_KEY_LENGTH 16
996 
997 struct ieee80211_security {
998 	u16 active_key:2,
999 	    enabled:1,
1000 	    auth_mode:2,
1001 	    auth_algo:4,
1002 	    unicast_uses_group:1,
1003 	    encrypt:1;
1004 	u8 key_sizes[WEP_KEYS];
1005 	u8 keys[WEP_KEYS][SCM_KEY_LEN];
1006 	u8 level;
1007 	u16 flags;
1008 } __attribute__ ((packed));
1009 
1010 
1011 /*
1012  802.11 data frame from AP
1013       ,-------------------------------------------------------------------.
1014 Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
1015       |------|------|---------|---------|---------|------|---------|------|
1016 Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
1017       |      | tion | (BSSID) |         |         | ence |  data   |      |
1018       `-------------------------------------------------------------------'
1019 Total: 28-2340 bytes
1020 */
1021 
1022 /* Management Frame Information Element Types */
1023 enum ieee80211_mfie {
1024 	MFIE_TYPE_SSID = 0,
1025 	MFIE_TYPE_RATES = 1,
1026 	MFIE_TYPE_FH_SET = 2,
1027 	MFIE_TYPE_DS_SET = 3,
1028 	MFIE_TYPE_CF_SET = 4,
1029 	MFIE_TYPE_TIM = 5,
1030 	MFIE_TYPE_IBSS_SET = 6,
1031 	MFIE_TYPE_COUNTRY = 7,
1032 	MFIE_TYPE_HOP_PARAMS = 8,
1033 	MFIE_TYPE_HOP_TABLE = 9,
1034 	MFIE_TYPE_REQUEST = 10,
1035 	MFIE_TYPE_CHALLENGE = 16,
1036 	MFIE_TYPE_POWER_CONSTRAINT = 32,
1037 	MFIE_TYPE_POWER_CAPABILITY = 33,
1038 	MFIE_TYPE_TPC_REQUEST = 34,
1039 	MFIE_TYPE_TPC_REPORT = 35,
1040 	MFIE_TYPE_SUPP_CHANNELS = 36,
1041 	MFIE_TYPE_CSA = 37,
1042 	MFIE_TYPE_MEASURE_REQUEST = 38,
1043 	MFIE_TYPE_MEASURE_REPORT = 39,
1044 	MFIE_TYPE_QUIET = 40,
1045 	MFIE_TYPE_IBSS_DFS = 41,
1046 	MFIE_TYPE_ERP = 42,
1047 	MFIE_TYPE_RSN = 48,
1048 	MFIE_TYPE_RATES_EX = 50,
1049 	MFIE_TYPE_HT_CAP= 45,
1050 	 MFIE_TYPE_HT_INFO= 61,
1051 	 MFIE_TYPE_AIRONET=133,
1052 	MFIE_TYPE_GENERIC = 221,
1053 	MFIE_TYPE_QOS_PARAMETER = 222,
1054 };
1055 
1056 /* Minimal header; can be used for passing 802.11 frames with sufficient
1057  * information to determine what type of underlying data type is actually
1058  * stored in the data. */
1059 struct ieee80211_hdr {
1060 	__le16 frame_ctl;
1061 	__le16 duration_id;
1062 	u8 payload[0];
1063 } __attribute__ ((packed));
1064 
1065 struct ieee80211_hdr_1addr {
1066 	__le16 frame_ctl;
1067 	__le16 duration_id;
1068 	u8 addr1[ETH_ALEN];
1069 	u8 payload[0];
1070 } __attribute__ ((packed));
1071 
1072 struct ieee80211_hdr_2addr {
1073 	__le16 frame_ctl;
1074 	__le16 duration_id;
1075 	u8 addr1[ETH_ALEN];
1076 	u8 addr2[ETH_ALEN];
1077 	u8 payload[0];
1078 } __attribute__ ((packed));
1079 
1080 struct ieee80211_hdr_3addr {
1081 	__le16 frame_ctl;
1082 	__le16 duration_id;
1083 	u8 addr1[ETH_ALEN];
1084 	u8 addr2[ETH_ALEN];
1085 	u8 addr3[ETH_ALEN];
1086 	__le16 seq_ctl;
1087 	u8 payload[0];
1088 } __attribute__ ((packed));
1089 
1090 struct ieee80211_hdr_4addr {
1091 	__le16 frame_ctl;
1092 	__le16 duration_id;
1093 	u8 addr1[ETH_ALEN];
1094 	u8 addr2[ETH_ALEN];
1095 	u8 addr3[ETH_ALEN];
1096 	__le16 seq_ctl;
1097 	u8 addr4[ETH_ALEN];
1098 	u8 payload[0];
1099 } __attribute__ ((packed));
1100 
1101 struct ieee80211_hdr_3addrqos {
1102 	__le16 frame_ctl;
1103 	__le16 duration_id;
1104 	u8 addr1[ETH_ALEN];
1105 	u8 addr2[ETH_ALEN];
1106 	u8 addr3[ETH_ALEN];
1107 	__le16 seq_ctl;
1108 	u8 payload[0];
1109 	__le16 qos_ctl;
1110 } __attribute__ ((packed));
1111 
1112 struct ieee80211_hdr_4addrqos {
1113 	__le16 frame_ctl;
1114 	__le16 duration_id;
1115 	u8 addr1[ETH_ALEN];
1116 	u8 addr2[ETH_ALEN];
1117 	u8 addr3[ETH_ALEN];
1118 	__le16 seq_ctl;
1119 	u8 addr4[ETH_ALEN];
1120 	u8 payload[0];
1121 	__le16 qos_ctl;
1122 } __attribute__ ((packed));
1123 
1124 struct ieee80211_info_element {
1125 	u8 id;
1126 	u8 len;
1127 	u8 data[0];
1128 } __attribute__ ((packed));
1129 
1130 struct ieee80211_authentication {
1131 	struct ieee80211_hdr_3addr header;
1132 	__le16 algorithm;
1133 	__le16 transaction;
1134 	__le16 status;
1135 	/*challenge*/
1136 	struct ieee80211_info_element info_element[0];
1137 } __attribute__ ((packed));
1138 
1139 struct ieee80211_disassoc {
1140 	struct ieee80211_hdr_3addr header;
1141 	__le16 reason;
1142 } __attribute__ ((packed));
1143 
1144 struct ieee80211_probe_request {
1145 	struct ieee80211_hdr_3addr header;
1146 	/* SSID, supported rates */
1147 	struct ieee80211_info_element info_element[0];
1148 } __attribute__ ((packed));
1149 
1150 struct ieee80211_probe_response {
1151 	struct ieee80211_hdr_3addr header;
1152 	u32 time_stamp[2];
1153 	__le16 beacon_interval;
1154 	__le16 capability;
1155 	/* SSID, supported rates, FH params, DS params,
1156 	 * CF params, IBSS params, TIM (if beacon), RSN */
1157 	struct ieee80211_info_element info_element[0];
1158 } __attribute__ ((packed));
1159 
1160 /* Alias beacon for probe_response */
1161 #define ieee80211_beacon ieee80211_probe_response
1162 
1163 struct ieee80211_assoc_request_frame {
1164 	struct ieee80211_hdr_3addr header;
1165 	__le16 capability;
1166 	__le16 listen_interval;
1167 	/* SSID, supported rates, RSN */
1168 	struct ieee80211_info_element info_element[0];
1169 } __attribute__ ((packed));
1170 
1171 struct ieee80211_reassoc_request_frame {
1172 	struct ieee80211_hdr_3addr header;
1173 	__le16 capability;
1174 	__le16 listen_interval;
1175 	u8 current_ap[ETH_ALEN];
1176 	/* SSID, supported rates, RSN */
1177 	struct ieee80211_info_element info_element[0];
1178 } __attribute__ ((packed));
1179 
1180 struct ieee80211_assoc_response_frame {
1181 	struct ieee80211_hdr_3addr header;
1182 	__le16 capability;
1183 	__le16 status;
1184 	__le16 aid;
1185 	struct ieee80211_info_element info_element[0]; /* supported rates */
1186 } __attribute__ ((packed));
1187 
1188 struct ieee80211_txb {
1189 	u8 nr_frags;
1190 	u8 encrypted;
1191 	u8 queue_index;
1192 	u8 rts_included;
1193 	u16 reserved;
1194 	__le16 frag_size;
1195 	__le16 payload_size;
1196 	struct sk_buff *fragments[0];
1197 };
1198 
1199 #define MAX_TX_AGG_COUNT		  16
1200 struct ieee80211_drv_agg_txb {
1201 	u8 nr_drv_agg_frames;
1202 	struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1203 }__attribute__((packed));
1204 
1205 #define MAX_SUBFRAME_COUNT 		  64
1206 struct ieee80211_rxb {
1207 	u8 nr_subframes;
1208 	struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1209 	u8 dst[ETH_ALEN];
1210 	u8 src[ETH_ALEN];
1211 }__attribute__((packed));
1212 
1213 typedef union _frameqos {
1214 	u16 shortdata;
1215 	u8  chardata[2];
1216 	struct {
1217 		u16 tid:4;
1218 		u16 eosp:1;
1219 		u16 ack_policy:2;
1220 		u16 reserved:1;
1221 		u16 txop:8;
1222 	}field;
1223 }frameqos,*pframeqos;
1224 
1225 /* SWEEP TABLE ENTRIES NUMBER*/
1226 #define MAX_SWEEP_TAB_ENTRIES		  42
1227 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1228 /* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1229  * only use 8, and then use extended rates for the remaining supported
1230  * rates.  Other APs, however, stick all of their supported rates on the
1231  * main rates information element... */
1232 #define MAX_RATES_LENGTH                  ((u8)12)
1233 #define MAX_RATES_EX_LENGTH               ((u8)16)
1234 #define MAX_NETWORK_COUNT                  128
1235 
1236 #define MAX_CHANNEL_NUMBER                 161
1237 #define IEEE80211_SOFTMAC_SCAN_TIME	   100
1238 //(HZ / 2)
1239 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1240 
1241 #define CRC_LENGTH                 4U
1242 
1243 #define MAX_WPA_IE_LEN 64
1244 
1245 #define NETWORK_EMPTY_ESSID (1<<0)
1246 #define NETWORK_HAS_OFDM    (1<<1)
1247 #define NETWORK_HAS_CCK     (1<<2)
1248 
1249 /* QoS structure */
1250 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1251 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1252 #define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
1253 					 NETWORK_HAS_QOS_INFORMATION)
1254 /* 802.11h */
1255 #define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1256 #define NETWORK_HAS_CSA                 (1<<6)
1257 #define NETWORK_HAS_QUIET               (1<<7)
1258 #define NETWORK_HAS_IBSS_DFS            (1<<8)
1259 #define NETWORK_HAS_TPC_REPORT          (1<<9)
1260 
1261 #define NETWORK_HAS_ERP_VALUE           (1<<10)
1262 
1263 #define QOS_QUEUE_NUM                   4
1264 #define QOS_OUI_LEN                     3
1265 #define QOS_OUI_TYPE                    2
1266 #define QOS_ELEMENT_ID                  221
1267 #define QOS_OUI_INFO_SUB_TYPE           0
1268 #define QOS_OUI_PARAM_SUB_TYPE          1
1269 #define QOS_VERSION_1                   1
1270 #define QOS_AIFSN_MIN_VALUE             2
1271 struct ieee80211_qos_information_element {
1272 	u8 elementID;
1273 	u8 length;
1274 	u8 qui[QOS_OUI_LEN];
1275 	u8 qui_type;
1276 	u8 qui_subtype;
1277 	u8 version;
1278 	u8 ac_info;
1279 } __attribute__ ((packed));
1280 
1281 struct ieee80211_qos_ac_parameter {
1282 	u8 aci_aifsn;
1283 	u8 ecw_min_max;
1284 	__le16 tx_op_limit;
1285 } __attribute__ ((packed));
1286 
1287 struct ieee80211_qos_parameter_info {
1288 	struct ieee80211_qos_information_element info_element;
1289 	u8 reserved;
1290 	struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1291 } __attribute__ ((packed));
1292 
1293 struct ieee80211_qos_parameters {
1294 	__le16 cw_min[QOS_QUEUE_NUM];
1295 	__le16 cw_max[QOS_QUEUE_NUM];
1296 	u8 aifs[QOS_QUEUE_NUM];
1297 	u8 flag[QOS_QUEUE_NUM];
1298 	__le16 tx_op_limit[QOS_QUEUE_NUM];
1299 } __attribute__ ((packed));
1300 
1301 struct ieee80211_qos_data {
1302 	struct ieee80211_qos_parameters parameters;
1303 	int active;
1304 	int supported;
1305 	u8 param_count;
1306 	u8 old_param_count;
1307 };
1308 
1309 struct ieee80211_tim_parameters {
1310 	u8 tim_count;
1311 	u8 tim_period;
1312 } __attribute__ ((packed));
1313 
1314 //#else
1315 struct ieee80211_wmm_ac_param {
1316 	u8 ac_aci_acm_aifsn;
1317 	u8 ac_ecwmin_ecwmax;
1318 	u16 ac_txop_limit;
1319 };
1320 
1321 struct ieee80211_wmm_ts_info {
1322 	u8 ac_dir_tid;
1323 	u8 ac_up_psb;
1324 	u8 reserved;
1325 } __attribute__ ((packed));
1326 
1327 struct ieee80211_wmm_tspec_elem {
1328 	struct ieee80211_wmm_ts_info ts_info;
1329 	u16 norm_msdu_size;
1330 	u16 max_msdu_size;
1331 	u32 min_serv_inter;
1332 	u32 max_serv_inter;
1333 	u32 inact_inter;
1334 	u32 suspen_inter;
1335 	u32 serv_start_time;
1336 	u32 min_data_rate;
1337 	u32 mean_data_rate;
1338 	u32 peak_data_rate;
1339 	u32 max_burst_size;
1340 	u32 delay_bound;
1341 	u32 min_phy_rate;
1342 	u16 surp_band_allow;
1343 	u16 medium_time;
1344 }__attribute__((packed));
1345 enum eap_type {
1346 	EAP_PACKET = 0,
1347 	EAPOL_START,
1348 	EAPOL_LOGOFF,
1349 	EAPOL_KEY,
1350 	EAPOL_ENCAP_ASF_ALERT
1351 };
1352 
1353 static const char *eap_types[] = {
1354 	[EAP_PACKET]		= "EAP-Packet",
1355 	[EAPOL_START]		= "EAPOL-Start",
1356 	[EAPOL_LOGOFF]		= "EAPOL-Logoff",
1357 	[EAPOL_KEY]		= "EAPOL-Key",
1358 	[EAPOL_ENCAP_ASF_ALERT]	= "EAPOL-Encap-ASF-Alert"
1359 };
1360 
eap_get_type(int type)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
Frame_QoSTID(u8 * buf)1366 static inline u8 Frame_QoSTID(u8* buf)
1367 {
1368 	struct ieee80211_hdr_3addr *hdr;
1369 	u16 fc;
1370 	hdr = (struct ieee80211_hdr_3addr *)buf;
1371 	fc = le16_to_cpu(hdr->frame_ctl);
1372 	return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1373 }
1374 
1375 //added by amy for reorder
1376 
1377 struct eapol {
1378 	u8 snap[6];
1379 	u16 ethertype;
1380 	u8 version;
1381 	u8 type;
1382 	u16 length;
1383 } __attribute__ ((packed));
1384 
1385 struct ieee80211_softmac_stats{
1386 	unsigned int rx_ass_ok;
1387 	unsigned int rx_ass_err;
1388 	unsigned int rx_probe_rq;
1389 	unsigned int tx_probe_rs;
1390 	unsigned int tx_beacons;
1391 	unsigned int rx_auth_rq;
1392 	unsigned int rx_auth_rs_ok;
1393 	unsigned int rx_auth_rs_err;
1394 	unsigned int tx_auth_rq;
1395 	unsigned int no_auth_rs;
1396 	unsigned int no_ass_rs;
1397 	unsigned int tx_ass_rq;
1398 	unsigned int rx_ass_rq;
1399 	unsigned int tx_probe_rq;
1400 	unsigned int reassoc;
1401 	unsigned int swtxstop;
1402 	unsigned int swtxawake;
1403 	unsigned char CurrentShowTxate;
1404 	unsigned char last_packet_rate;
1405 	unsigned int txretrycount;
1406 };
1407 
1408 #define BEACON_PROBE_SSID_ID_POSITION 12
1409 
1410 struct ieee80211_info_element_hdr {
1411 	u8 id;
1412 	u8 len;
1413 } __attribute__ ((packed));
1414 
1415 /*
1416  * These are the data types that can make up management packets
1417  *
1418 	u16 auth_algorithm;
1419 	u16 auth_sequence;
1420 	u16 beacon_interval;
1421 	u16 capability;
1422 	u8 current_ap[ETH_ALEN];
1423 	u16 listen_interval;
1424 	struct {
1425 		u16 association_id:14, reserved:2;
1426 	} __attribute__ ((packed));
1427 	u32 time_stamp[2];
1428 	u16 reason;
1429 	u16 status;
1430 */
1431 
1432 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1433 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1434 
1435 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1436 #define MAX_SP_Len  (WMM_all_frame << 4)
1437 #define IEEE80211_QOS_TID 0x0f
1438 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1439 
1440 #define IEEE80211_DTIM_MBCAST 4
1441 #define IEEE80211_DTIM_UCAST 2
1442 #define IEEE80211_DTIM_VALID 1
1443 #define IEEE80211_DTIM_INVALID 0
1444 
1445 #define IEEE80211_PS_DISABLED 0
1446 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1447 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1448 
1449 //added by David for QoS 2006/6/30
1450 //#define WMM_Hang_8187
1451 #ifdef WMM_Hang_8187
1452 #undef WMM_Hang_8187
1453 #endif
1454 
1455 #define WME_AC_BK   0x00
1456 #define WME_AC_BE   0x01
1457 #define WME_AC_VI   0x02
1458 #define WME_AC_VO   0x03
1459 #define WME_ACI_MASK 0x03
1460 #define WME_AIFSN_MASK 0x03
1461 #define WME_AC_PRAM_LEN 16
1462 
1463 #define MAX_RECEIVE_BUFFER_SIZE 9100
1464 
1465 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1466 //#define UP2AC(up)	((up<3) ? ((up==0)?1:0) : (up>>1))
1467 #define UP2AC(up) (		   \
1468 	((up) < 1) ? WME_AC_BE : \
1469 	((up) < 3) ? WME_AC_BK : \
1470 	((up) < 4) ? WME_AC_BE : \
1471 	((up) < 6) ? WME_AC_VI : \
1472 	WME_AC_VO)
1473 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1474 #define AC2UP(_ac)	(       \
1475 	((_ac) == WME_AC_VO) ? 6 : \
1476 	((_ac) == WME_AC_VI) ? 5 : \
1477 	((_ac) == WME_AC_BK) ? 1 : \
1478 	0)
1479 
1480 #define	ETHER_ADDR_LEN		6	/* length of an Ethernet address */
1481 #define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
1482 
1483 struct	ether_header {
1484 	u8 ether_dhost[ETHER_ADDR_LEN];
1485 	u8 ether_shost[ETHER_ADDR_LEN];
1486 	u16 ether_type;
1487 } __attribute__((packed));
1488 
1489 #ifndef ETHERTYPE_PAE
1490 #define	ETHERTYPE_PAE	0x888e		/* EAPOL PAE/802.1x */
1491 #endif
1492 #ifndef ETHERTYPE_IP
1493 #define	ETHERTYPE_IP	0x0800		/* IP protocol */
1494 #endif
1495 
1496 typedef struct _bss_ht{
1497 
1498 	bool				support_ht;
1499 
1500 	// HT related elements
1501 	u8					ht_cap_buf[32];
1502 	u16					ht_cap_len;
1503 	u8					ht_info_buf[32];
1504 	u16					ht_info_len;
1505 
1506 	HT_SPEC_VER			ht_spec_ver;
1507 	//HT_CAPABILITY_ELE			bdHTCapEle;
1508 	//HT_INFORMATION_ELE		bdHTInfoEle;
1509 
1510 	bool				aggregation;
1511 	bool				long_slot_time;
1512 }bss_ht, *pbss_ht;
1513 
1514 typedef enum _erp_t{
1515 	ERP_NonERPpresent	= 0x01,
1516 	ERP_UseProtection	= 0x02,
1517 	ERP_BarkerPreambleMode = 0x04,
1518 } erp_t;
1519 
1520 
1521 struct ieee80211_network {
1522 	/* These entries are used to identify a unique network */
1523 	u8 bssid[ETH_ALEN];
1524 	u8 channel;
1525 	/* Ensure null-terminated for any debug msgs */
1526 	u8 ssid[IW_ESSID_MAX_SIZE + 1];
1527 	u8 ssid_len;
1528 	struct ieee80211_qos_data qos_data;
1529 
1530 	//added by amy for LEAP
1531 	bool	bWithAironetIE;
1532 	bool	bCkipSupported;
1533 	bool	bCcxRmEnable;
1534 	u16 	CcxRmState[2];
1535 	// CCXv4 S59, MBSSID.
1536 	bool	bMBssidValid;
1537 	u8	MBssidMask;
1538 	u8	MBssid[6];
1539 	// CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1540 	bool	bWithCcxVerNum;
1541 	u8	BssCcxVerNumber;
1542 	/* These are network statistics */
1543 	struct ieee80211_rx_stats stats;
1544 	u16 capability;
1545 	u8  rates[MAX_RATES_LENGTH];
1546 	u8  rates_len;
1547 	u8  rates_ex[MAX_RATES_EX_LENGTH];
1548 	u8  rates_ex_len;
1549 	unsigned long last_scanned;
1550 	u8  mode;
1551 	u32 flags;
1552 	u32 last_associate;
1553 	u32 time_stamp[2];
1554 	u16 beacon_interval;
1555 	u16 listen_interval;
1556 	u16 atim_window;
1557 	u8  erp_value;
1558 	u8  wpa_ie[MAX_WPA_IE_LEN];
1559 	size_t wpa_ie_len;
1560 	u8  rsn_ie[MAX_WPA_IE_LEN];
1561 	size_t rsn_ie_len;
1562 
1563 	struct ieee80211_tim_parameters tim;
1564 	u8  dtim_period;
1565 	u8  dtim_data;
1566 	u32 last_dtim_sta_time[2];
1567 
1568 	//appeded for QoS
1569 	u8 wmm_info;
1570 	struct ieee80211_wmm_ac_param wmm_param[4];
1571 	u8 QoS_Enable;
1572 #ifdef THOMAS_TURBO
1573 	u8 Turbo_Enable;//enable turbo mode, added by thomas
1574 #endif
1575 	u16 CountryIeLen;
1576 	u8 CountryIeBuf[MAX_IE_LEN];
1577 	// HT Related, by amy, 2008.04.29
1578 	BSS_HT	bssht;
1579 	// Add to handle broadcom AP management frame CCK rate.
1580 	bool broadcom_cap_exist;
1581 	bool ralink_cap_exist;
1582 	bool atheros_cap_exist;
1583 	bool cisco_cap_exist;
1584 	bool unknown_cap_exist;
1585 //	u8	berp_info;
1586 	bool	berp_info_valid;
1587 	bool buseprotection;
1588 	//put at the end of the structure.
1589 	struct list_head list;
1590 };
1591 
1592 enum ieee80211_state {
1593 
1594 	/* the card is not linked at all */
1595 	IEEE80211_NOLINK = 0,
1596 
1597 	/* IEEE80211_ASSOCIATING* are for BSS client mode
1598 	 * the driver shall not perform RX filtering unless
1599 	 * the state is LINKED.
1600 	 * The driver shall just check for the state LINKED and
1601 	 * defaults to NOLINK for ALL the other states (including
1602 	 * LINKED_SCANNING)
1603 	 */
1604 
1605 	/* the association procedure will start (wq scheduling)*/
1606 	IEEE80211_ASSOCIATING,
1607 	IEEE80211_ASSOCIATING_RETRY,
1608 
1609 	/* the association procedure is sending AUTH request*/
1610 	IEEE80211_ASSOCIATING_AUTHENTICATING,
1611 
1612 	/* the association procedure has successfully authentcated
1613 	 * and is sending association request
1614 	 */
1615 	IEEE80211_ASSOCIATING_AUTHENTICATED,
1616 
1617 	/* the link is ok. the card associated to a BSS or linked
1618 	 * to a ibss cell or acting as an AP and creating the bss
1619 	 */
1620 	IEEE80211_LINKED,
1621 
1622 	/* same as LINKED, but the driver shall apply RX filter
1623 	 * rules as we are in NO_LINK mode. As the card is still
1624 	 * logically linked, but it is doing a syncro site survey
1625 	 * then it will be back to LINKED state.
1626 	 */
1627 	IEEE80211_LINKED_SCANNING,
1628 
1629 };
1630 
1631 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1632 #define DEFAULT_FTS 2346
1633 
1634 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1635 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1636 #define CFG_IEEE80211_RTS (1<<2)
1637 
1638 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1639 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1640 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1641 				  IEEE80211_24GHZ_MIN_CHANNEL + 1)
1642 
1643 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1644 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1645 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1646 				  IEEE80211_52GHZ_MIN_CHANNEL + 1)
1647 
1648 
1649 
1650 typedef struct tx_pending_t{
1651 	int frag;
1652 	struct ieee80211_txb *txb;
1653 }tx_pending_t;
1654 
1655 typedef struct _bandwidth_autoswitch
1656 {
1657 	long threshold_20Mhzto40Mhz;
1658 	long	threshold_40Mhzto20Mhz;
1659 	bool bforced_tx20Mhz;
1660 	bool bautoswitch_enable;
1661 }bandwidth_autoswitch,*pbandwidth_autoswitch;
1662 
1663 
1664 //added by amy for order
1665 
1666 #define REORDER_WIN_SIZE	128
1667 #define REORDER_ENTRY_NUM	128
1668 typedef struct _RX_REORDER_ENTRY
1669 {
1670 	struct list_head	List;
1671 	u16			SeqNum;
1672 	struct ieee80211_rxb* prxb;
1673 } RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1674 //added by amy for order
1675 typedef enum _Fsync_State{
1676 	Default_Fsync,
1677 	HW_Fsync,
1678 	SW_Fsync
1679 }Fsync_State;
1680 
1681 // Power save mode configured.
1682 typedef	enum _RT_PS_MODE
1683 {
1684 	eActive,	// Active/Continuous access.
1685 	eMaxPs,		// Max power save mode.
1686 	eFastPs		// Fast power save mode.
1687 }RT_PS_MODE;
1688 
1689 typedef enum _IPS_CALLBACK_FUNCION
1690 {
1691 	IPS_CALLBACK_NONE = 0,
1692 	IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1693 	IPS_CALLBACK_JOIN_REQUEST = 2,
1694 }IPS_CALLBACK_FUNCION;
1695 
1696 typedef enum _RT_JOIN_ACTION{
1697 	RT_JOIN_INFRA   = 1,
1698 	RT_JOIN_IBSS  = 2,
1699 	RT_START_IBSS = 3,
1700 	RT_NO_ACTION  = 4,
1701 }RT_JOIN_ACTION;
1702 
1703 typedef struct _IbssParms{
1704 	u16   atimWin;
1705 }IbssParms, *PIbssParms;
1706 #define MAX_NUM_RATES	264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
1707 
1708 // RF state.
1709 typedef	enum _RT_RF_POWER_STATE
1710 {
1711 	eRfOn,
1712 	eRfSleep,
1713 	eRfOff
1714 }RT_RF_POWER_STATE;
1715 
1716 typedef struct _RT_POWER_SAVE_CONTROL
1717 {
1718 
1719 	//
1720 	// Inactive Power Save(IPS) : Disable RF when disconnected
1721 	//
1722 	bool				bInactivePs;
1723 	bool				bIPSModeBackup;
1724 	bool				bSwRfProcessing;
1725 	RT_RF_POWER_STATE	eInactivePowerState;
1726 	struct work_struct 	InactivePsWorkItem;
1727 	struct timer_list	InactivePsTimer;
1728 
1729 	// Return point for join action
1730 	IPS_CALLBACK_FUNCION	ReturnPoint;
1731 
1732 	// Recored Parameters for rescheduled JoinRequest
1733 	bool				bTmpBssDesc;
1734 	RT_JOIN_ACTION		tmpJoinAction;
1735 	struct ieee80211_network tmpBssDesc;
1736 
1737 	// Recored Parameters for rescheduled MgntLinkRequest
1738 	bool				bTmpScanOnly;
1739 	bool				bTmpActiveScan;
1740 	bool				bTmpFilterHiddenAP;
1741 	bool				bTmpUpdateParms;
1742 	u8					tmpSsidBuf[33];
1743 	OCTET_STRING			tmpSsid2Scan;
1744 	bool				bTmpSsid2Scan;
1745 	u8					tmpNetworkType;
1746 	u8					tmpChannelNumber;
1747 	u16					tmpBcnPeriod;
1748 	u8					tmpDtimPeriod;
1749 	u16					tmpmCap;
1750 	OCTET_STRING			tmpSuppRateSet;
1751 	u8					tmpSuppRateBuf[MAX_NUM_RATES];
1752 	bool				bTmpSuppRate;
1753 	IbssParms				tmpIbpm;
1754 	bool				bTmpIbpm;
1755 
1756 	//
1757 	// Leisre Poswer Save : Disable RF if connected but traffic is not busy
1758 	//
1759 	bool				bLeisurePs;
1760 
1761 }RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL;
1762 
1763 typedef u32 RT_RF_CHANGE_SOURCE;
1764 #define RF_CHANGE_BY_SW BIT31
1765 #define RF_CHANGE_BY_HW BIT30
1766 #define RF_CHANGE_BY_PS BIT29
1767 #define RF_CHANGE_BY_IPS BIT28
1768 #define RF_CHANGE_BY_INIT	0	// Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1769 
1770 typedef enum
1771 {
1772 	COUNTRY_CODE_FCC = 0,
1773 	COUNTRY_CODE_IC = 1,
1774 	COUNTRY_CODE_ETSI = 2,
1775 	COUNTRY_CODE_SPAIN = 3,
1776 	COUNTRY_CODE_FRANCE = 4,
1777 	COUNTRY_CODE_MKK = 5,
1778 	COUNTRY_CODE_MKK1 = 6,
1779 	COUNTRY_CODE_ISRAEL = 7,
1780 	COUNTRY_CODE_TELEC,
1781 	COUNTRY_CODE_MIC,
1782 	COUNTRY_CODE_GLOBAL_DOMAIN
1783 }country_code_type_t;
1784 
1785 #define RT_MAX_LD_SLOT_NUM	10
1786 typedef struct _RT_LINK_DETECT_T{
1787 
1788 	u32				NumRecvBcnInPeriod;
1789 	u32				NumRecvDataInPeriod;
1790 
1791 	u32				RxBcnNum[RT_MAX_LD_SLOT_NUM];	// number of Rx beacon / CheckForHang_period  to determine link status
1792 	u32				RxDataNum[RT_MAX_LD_SLOT_NUM];	// number of Rx data / CheckForHang_period  to determine link status
1793 	u16				SlotNum;	// number of CheckForHang period to determine link status
1794 	u16				SlotIndex;
1795 
1796 	u32				NumTxOkInPeriod;
1797 	u32				NumRxOkInPeriod;
1798 	bool				bBusyTraffic;
1799 }RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1800 
1801 
1802 struct ieee80211_device {
1803 	struct net_device *dev;
1804 	struct ieee80211_security sec;
1805 
1806 	//hw security related
1807 //	u8 hwsec_support; //support?
1808 	u8 hwsec_active;  //hw security active.
1809 	bool is_silent_reset;
1810 	bool ieee_up;
1811 	//added by amy
1812 	bool bSupportRemoteWakeUp;
1813 	RT_PS_MODE	dot11PowerSaveMode; // Power save mode configured.
1814 	bool actscanning;
1815 	bool beinretry;
1816 	RT_RF_POWER_STATE		eRFPowerState;
1817 	RT_RF_CHANGE_SOURCE	RfOffReason;
1818 	bool is_set_key;
1819 	//11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1820 
1821 	//11n HT below
1822 	PRT_HIGH_THROUGHPUT	pHTInfo;
1823 	//struct timer_list		SwBwTimer;
1824 //	spinlock_t chnlop_spinlock;
1825 	spinlock_t bw_spinlock;
1826 
1827 	spinlock_t reorder_spinlock;
1828 	// for HT operation rate set.  we use this one for HT data rate to separate different descriptors
1829 	//the way fill this is the same as in the IE
1830 	u8	Regdot11HTOperationalRateSet[16];		//use RATR format
1831 	u8	dot11HTOperationalRateSet[16];		//use RATR format
1832 	u8	RegHTSuppRateSet[16];
1833 	u8				HTCurrentOperaRate;
1834 	u8				HTHighestOperaRate;
1835 	//wb added for rate operation mode to firmware
1836 	u8	bTxDisableRateFallBack;
1837 	u8 	bTxUseDriverAssingedRate;
1838 	atomic_t	atm_chnlop;
1839 	atomic_t	atm_swbw;
1840 //	u8	HTHighestOperaRate;
1841 //	u8 	HTCurrentOperaRate;
1842 
1843 	// 802.11e and WMM Traffic Stream Info (TX)
1844 	struct list_head		Tx_TS_Admit_List;
1845 	struct list_head		Tx_TS_Pending_List;
1846 	struct list_head		Tx_TS_Unused_List;
1847 	TX_TS_RECORD		TxTsRecord[TOTAL_TS_NUM];
1848 	// 802.11e and WMM Traffic Stream Info (RX)
1849 	struct list_head		Rx_TS_Admit_List;
1850 	struct list_head		Rx_TS_Pending_List;
1851 	struct list_head		Rx_TS_Unused_List;
1852 	RX_TS_RECORD		RxTsRecord[TOTAL_TS_NUM];
1853 //#ifdef TO_DO_LIST
1854 	RX_REORDER_ENTRY	RxReorderEntry[128];
1855 	struct list_head		RxReorder_Unused_List;
1856 //#endif
1857 	// Qos related. Added by Annie, 2005-11-01.
1858 //	PSTA_QOS			pStaQos;
1859 	u8				ForcedPriority;		// Force per-packet priority 1~7. (default: 0, not to force it.)
1860 
1861 
1862 	/* Bookkeeping structures */
1863 	struct net_device_stats stats;
1864 	struct ieee80211_stats ieee_stats;
1865 	struct ieee80211_softmac_stats softmac_stats;
1866 
1867 	/* Probe / Beacon management */
1868 	struct list_head network_free_list;
1869 	struct list_head network_list;
1870 	struct ieee80211_network *networks;
1871 	int scans;
1872 	int scan_age;
1873 
1874 	int iw_mode; /* operating mode (IW_MODE_*) */
1875 	struct iw_spy_data spy_data;
1876 
1877 	spinlock_t lock;
1878 	spinlock_t wpax_suitlist_lock;
1879 
1880 	int tx_headroom; /* Set to size of any additional room needed at front
1881 			  * of allocated Tx SKBs */
1882 	u32 config;
1883 
1884 	/* WEP and other encryption related settings at the device level */
1885 	int open_wep; /* Set to 1 to allow unencrypted frames */
1886 	int auth_mode;
1887 	int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1888 				 * WEP key changes */
1889 
1890 	/* If the host performs {en,de}cryption, then set to 1 */
1891 	int host_encrypt;
1892 	int host_encrypt_msdu;
1893 	int host_decrypt;
1894 	/* host performs multicast decryption */
1895 	int host_mc_decrypt;
1896 
1897 	/* host should strip IV and ICV from protected frames */
1898 	/* meaningful only when hardware decryption is being used */
1899 	int host_strip_iv_icv;
1900 
1901 	int host_open_frag;
1902 	int host_build_iv;
1903 	int ieee802_1x; /* is IEEE 802.1X used */
1904 
1905 	/* WPA data */
1906 	bool bHalfWirelessN24GMode;
1907 	int wpa_enabled;
1908 	int drop_unencrypted;
1909 	int tkip_countermeasures;
1910 	int privacy_invoked;
1911 	size_t wpa_ie_len;
1912 	u8 *wpa_ie;
1913 	u8 ap_mac_addr[6];
1914 	u16 pairwise_key_type;
1915 	u16 group_key_type;
1916 	struct list_head crypt_deinit_list;
1917 	struct ieee80211_crypt_data *crypt[WEP_KEYS];
1918 	int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1919 	struct timer_list crypt_deinit_timer;
1920 	int crypt_quiesced;
1921 
1922 	int bcrx_sta_key; /* use individual keys to override default keys even
1923 			   * with RX of broad/multicast frames */
1924 
1925 	/* Fragmentation structures */
1926 	// each streaming contain a entry
1927 	struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1928 	unsigned int frag_next_idx[17];
1929 	u16 fts; /* Fragmentation Threshold */
1930 #define DEFAULT_RTS_THRESHOLD 2346U
1931 #define MIN_RTS_THRESHOLD 1
1932 #define MAX_RTS_THRESHOLD 2346U
1933 	u16 rts; /* RTS threshold */
1934 
1935 	/* Association info */
1936 	u8 bssid[ETH_ALEN];
1937 
1938 	/* This stores infos for the current network.
1939 	 * Either the network we are associated in INFRASTRUCTURE
1940 	 * or the network that we are creating in MASTER mode.
1941 	 * ad-hoc is a mixture ;-).
1942 	 * Note that in infrastructure mode, even when not associated,
1943 	 * fields bssid and essid may be valid (if wpa_set and essid_set
1944 	 * are true) as thy carry the value set by the user via iwconfig
1945 	 */
1946 	struct ieee80211_network current_network;
1947 
1948 	enum ieee80211_state state;
1949 
1950 	int short_slot;
1951 	int reg_mode;
1952 	int mode;       /* A, B, G */
1953 	int modulation; /* CCK, OFDM */
1954 	int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
1955 	int abg_true;   /* ABG flag              */
1956 
1957 	/* used for forcing the ibss workqueue to terminate
1958 	 * without wait for the syncro scan to terminate
1959 	 */
1960 	short sync_scan_hurryup;
1961 
1962 	int perfect_rssi;
1963 	int worst_rssi;
1964 
1965 	u16 prev_seq_ctl;       /* used to drop duplicate frames */
1966 
1967 	/* map of allowed channels. 0 is dummy */
1968 	// FIXME: remember to default to a basic channel plan depending of the PHY type
1969 	void* pDot11dInfo;
1970 	bool bGlobalDomain;
1971 	int rate;       /* current rate */
1972 	int basic_rate;
1973 	//FIXME: pleace callback, see if redundant with softmac_features
1974 	short active_scan;
1975 
1976 	/* this contains flags for selectively enable softmac support */
1977 	u16 softmac_features;
1978 
1979 	/* if the sequence control field is not filled by HW */
1980 	u16 seq_ctrl[5];
1981 
1982 	/* association procedure transaction sequence number */
1983 	u16 associate_seq;
1984 
1985 	/* AID for RTXed association responses */
1986 	u16 assoc_id;
1987 
1988 	/* power save mode related*/
1989 	short ps;
1990 	short sta_sleep;
1991 	int ps_timeout;
1992 	int ps_period;
1993 	struct tasklet_struct ps_task;
1994 	u32 ps_th;
1995 	u32 ps_tl;
1996 
1997 	short raw_tx;
1998 	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
1999 	short queue_stop;
2000 	short scanning;
2001 	short proto_started;
2002 
2003 	struct semaphore wx_sem;
2004 	struct semaphore scan_sem;
2005 
2006 	spinlock_t mgmt_tx_lock;
2007 	spinlock_t beacon_lock;
2008 
2009 	short beacon_txing;
2010 
2011 	short wap_set;
2012 	short ssid_set;
2013 
2014 	u8  wpax_type_set;    //{added by David, 2006.9.28}
2015 	u32 wpax_type_notify; //{added by David, 2006.9.26}
2016 
2017 	/* QoS related flag */
2018 	char init_wmmparam_flag;
2019 	/* set on initialization */
2020 	u8  qos_support;
2021 
2022 	/* for discarding duplicated packets in IBSS */
2023 	struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
2024 
2025 	/* for discarding duplicated packets in BSS */
2026 	u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2027 	u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2028 	unsigned long last_packet_time[17];
2029 
2030 	/* for PS mode */
2031 	unsigned long last_rx_ps_time;
2032 
2033 	/* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2034 	struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
2035 	int mgmt_queue_head;
2036 	int mgmt_queue_tail;
2037 //{ added for rtl819x
2038 #define IEEE80211_QUEUE_LIMIT 128
2039 	u8 AsocRetryCount;
2040 	unsigned int hw_header;
2041 	struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
2042 	struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
2043 	struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
2044 	u32	sta_edca_param[4];
2045 	bool aggregation;
2046 	// Enable/Disable Rx immediate BA capability.
2047 	bool enable_rx_imm_BA;
2048 	bool bibsscoordinator;
2049 
2050 	//+by amy for DM ,080515
2051 	//Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
2052 	bool	bdynamic_txpower_enable;
2053 
2054 	bool bCTSToSelfEnable;
2055 	u8 	CTSToSelfTH;
2056 
2057 	u32 	fsync_time_interval;
2058 	u32	fsync_rate_bitmap;
2059 	u8	fsync_rssi_threshold;
2060 	bool	bfsync_enable;
2061 
2062 	u8	fsync_multiple_timeinterval;		// FsyncMultipleTimeInterval * FsyncTimeInterval
2063 	u32	fsync_firstdiff_ratethreshold;		// low threshold
2064 	u32	fsync_seconddiff_ratethreshold;	 // decrease threshold
2065 	Fsync_State			fsync_state;
2066 	bool		bis_any_nonbepkts;
2067 	//20Mhz 40Mhz AutoSwitch Threshold
2068 	bandwidth_autoswitch bandwidth_auto_switch;
2069 	//for txpower tracking
2070 	bool FwRWRF;
2071 
2072 	//added by amy for AP roaming
2073 	RT_LINK_DETECT_T	LinkDetectInfo;
2074 	//added by amy for ps
2075 	RT_POWER_SAVE_CONTROL	PowerSaveControl;
2076 //}
2077 	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
2078 	struct  tx_pending_t tx_pending;
2079 
2080 	/* used if IEEE_SOFTMAC_ASSOCIATE is set */
2081 	struct timer_list associate_timer;
2082 
2083 	/* used if IEEE_SOFTMAC_BEACONS is set */
2084 	struct timer_list beacon_timer;
2085 	struct work_struct associate_complete_wq;
2086 	struct work_struct associate_procedure_wq;
2087 	struct delayed_work softmac_scan_wq;
2088 	struct delayed_work associate_retry_wq;
2089 	 struct delayed_work start_ibss_wq;
2090 	struct work_struct wx_sync_scan_wq;
2091 	struct workqueue_struct *wq;
2092         // Qos related. Added by Annie, 2005-11-01.
2093         //STA_QOS  StaQos;
2094 
2095         //u32 STA_EDCA_PARAM[4];
2096 	//CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2097 
2098 
2099 	/* Callback functions */
2100 	void (*set_security)(struct net_device *dev,
2101 			     struct ieee80211_security *sec);
2102 
2103 	/* Used to TX data frame by using txb structs.
2104 	 * this is not used if in the softmac_features
2105 	 * is set the flag IEEE_SOFTMAC_TX_QUEUE
2106 	 */
2107 	int (*hard_start_xmit)(struct ieee80211_txb *txb,
2108 			       struct net_device *dev);
2109 
2110 	int (*reset_port)(struct net_device *dev);
2111         int (*is_queue_full) (struct net_device * dev, int pri);
2112 
2113         int (*handle_management) (struct net_device * dev,
2114                                   struct ieee80211_network * network, u16 type);
2115         int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2116 
2117 	/* Softmac-generated frames (mamagement) are TXed via this
2118 	 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2119 	 * not set. As some cards may have different HW queues that
2120 	 * one might want to use for data and management frames
2121 	 * the option to have two callbacks might be useful.
2122 	 * This function can't sleep.
2123 	 */
2124 	int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2125 			       struct net_device *dev);
2126 
2127 	/* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2128 	 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2129 	 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2130 	 * then also management frames are sent via this callback.
2131 	 * This function can't sleep.
2132 	 */
2133 	void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2134 			       struct net_device *dev,int rate);
2135 
2136 	/* stops the HW queue for DATA frames. Useful to avoid
2137 	 * waste time to TX data frame when we are reassociating
2138 	 * This function can sleep.
2139 	 */
2140 	void (*data_hard_stop)(struct net_device *dev);
2141 
2142 	/* OK this is complementar to data_poll_hard_stop */
2143 	void (*data_hard_resume)(struct net_device *dev);
2144 
2145 	/* ask to the driver to retune the radio .
2146 	 * This function can sleep. the driver should ensure
2147 	 * the radio has been swithced before return.
2148 	 */
2149 	void (*set_chan)(struct net_device *dev,short ch);
2150 
2151 	/* These are not used if the ieee stack takes care of
2152 	 * scanning (IEEE_SOFTMAC_SCAN feature set).
2153 	 * In this case only the set_chan is used.
2154 	 *
2155 	 * The syncro version is similar to the start_scan but
2156 	 * does not return until all channels has been scanned.
2157 	 * this is called in user context and should sleep,
2158 	 * it is called in a work_queue when swithcing to ad-hoc mode
2159 	 * or in behalf of iwlist scan when the card is associated
2160 	 * and root user ask for a scan.
2161 	 * the function stop_scan should stop both the syncro and
2162 	 * background scanning and can sleep.
2163 	 * The function start_scan should initiate the background
2164 	 * scanning and can't sleep.
2165 	 */
2166 	void (*scan_syncro)(struct net_device *dev);
2167 	void (*start_scan)(struct net_device *dev);
2168 	void (*stop_scan)(struct net_device *dev);
2169 
2170 	/* indicate the driver that the link state is changed
2171 	 * for example it may indicate the card is associated now.
2172 	 * Driver might be interested in this to apply RX filter
2173 	 * rules or simply light the LINK led
2174 	 */
2175 	void (*link_change)(struct net_device *dev);
2176 
2177 	/* these two function indicates to the HW when to start
2178 	 * and stop to send beacons. This is used when the
2179 	 * IEEE_SOFTMAC_BEACONS is not set. For now the
2180 	 * stop_send_bacons is NOT guaranteed to be called only
2181 	 * after start_send_beacons.
2182 	 */
2183 	void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
2184 	void (*stop_send_beacons) (struct net_device *dev);
2185 
2186 	/* power save mode related */
2187 	void (*sta_wake_up) (struct net_device *dev);
2188 	void (*ps_request_tx_ack) (struct net_device *dev);
2189 	void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2190 	short (*ps_is_queue_empty) (struct net_device *dev);
2191 	int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network);
2192 	int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network);
2193 
2194 
2195 	/* check whether Tx hw resouce available */
2196 	short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2197 	//added by wb for HT related
2198 //	void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2199 	void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2200 //	void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2201 	bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
2202 	void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
2203 	bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
2204 	void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2205 
2206 	/* This must be the last item so that it points to the data
2207 	 * allocated beyond this structure by alloc_ieee80211 */
2208 	u8 priv[0];
2209 };
2210 
2211 #define IEEE_A            (1<<0)
2212 #define IEEE_B            (1<<1)
2213 #define IEEE_G            (1<<2)
2214 #define IEEE_N_24G 		  (1<<4)
2215 #define	IEEE_N_5G		  (1<<5)
2216 #define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2217 
2218 /* Generate a 802.11 header */
2219 
2220 /* Uses the channel change callback directly
2221  * instead of [start/stop] scan callbacks
2222  */
2223 #define IEEE_SOFTMAC_SCAN (1<<2)
2224 
2225 /* Perform authentication and association handshake */
2226 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2227 
2228 /* Generate probe requests */
2229 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2230 
2231 /* Generate respones to probe requests */
2232 #define IEEE_SOFTMAC_PROBERS (1<<5)
2233 
2234 /* The ieee802.11 stack will manages the netif queue
2235  * wake/stop for the driver, taking care of 802.11
2236  * fragmentation. See softmac.c for details. */
2237 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2238 
2239 /* Uses only the softmac_data_hard_start_xmit
2240  * even for TX management frames.
2241  */
2242 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2243 
2244 /* Generate beacons.  The stack will enqueue beacons
2245  * to the card
2246  */
2247 #define IEEE_SOFTMAC_BEACONS (1<<6)
2248 
ieee80211_priv(struct net_device * dev)2249 static inline void *ieee80211_priv(struct net_device *dev)
2250 {
2251 	return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2252 }
2253 
ieee80211_is_empty_essid(const char * essid,int essid_len)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 
ieee80211_is_valid_mode(struct ieee80211_device * ieee,int mode)2270 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2271 {
2272 	/*
2273 	 * It is possible for both access points and our device to support
2274 	 * combinations of modes, so as long as there is one valid combination
2275 	 * of ap/device supported modes, then return success
2276 	 *
2277 	 */
2278 	if ((mode & IEEE_A) &&
2279 	    (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2280 	    (ieee->freq_band & IEEE80211_52GHZ_BAND))
2281 		return 1;
2282 
2283 	if ((mode & IEEE_G) &&
2284 	    (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2285 	    (ieee->freq_band & IEEE80211_24GHZ_BAND))
2286 		return 1;
2287 
2288 	if ((mode & IEEE_B) &&
2289 	    (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2290 	    (ieee->freq_band & IEEE80211_24GHZ_BAND))
2291 		return 1;
2292 
2293 	return 0;
2294 }
2295 
ieee80211_get_hdrlen(u16 fc)2296 extern inline int ieee80211_get_hdrlen(u16 fc)
2297 {
2298 	int hdrlen = IEEE80211_3ADDR_LEN;
2299 
2300 	switch (WLAN_FC_GET_TYPE(fc)) {
2301 	case IEEE80211_FTYPE_DATA:
2302 		if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2303 			hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2304 		if(IEEE80211_QOS_HAS_SEQ(fc))
2305 			hdrlen += 2; /* QOS ctrl*/
2306 		break;
2307 	case IEEE80211_FTYPE_CTL:
2308 		switch (WLAN_FC_GET_STYPE(fc)) {
2309 		case IEEE80211_STYPE_CTS:
2310 		case IEEE80211_STYPE_ACK:
2311 			hdrlen = IEEE80211_1ADDR_LEN;
2312 			break;
2313 		default:
2314 			hdrlen = IEEE80211_2ADDR_LEN;
2315 			break;
2316 		}
2317 		break;
2318 	}
2319 
2320 	return hdrlen;
2321 }
2322 
ieee80211_get_payload(struct ieee80211_hdr * hdr)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 
ieee80211_is_ofdm_rate(u8 rate)2338 static inline int ieee80211_is_ofdm_rate(u8 rate)
2339 {
2340 	switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2341 	case IEEE80211_OFDM_RATE_6MB:
2342 	case IEEE80211_OFDM_RATE_9MB:
2343 	case IEEE80211_OFDM_RATE_12MB:
2344 	case IEEE80211_OFDM_RATE_18MB:
2345 	case IEEE80211_OFDM_RATE_24MB:
2346 	case IEEE80211_OFDM_RATE_36MB:
2347 	case IEEE80211_OFDM_RATE_48MB:
2348 	case IEEE80211_OFDM_RATE_54MB:
2349 		return 1;
2350 	}
2351 	return 0;
2352 }
2353 
ieee80211_is_cck_rate(u8 rate)2354 static inline int ieee80211_is_cck_rate(u8 rate)
2355 {
2356 	switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2357 	case IEEE80211_CCK_RATE_1MB:
2358 	case IEEE80211_CCK_RATE_2MB:
2359 	case IEEE80211_CCK_RATE_5MB:
2360 	case IEEE80211_CCK_RATE_11MB:
2361 		return 1;
2362 	}
2363 	return 0;
2364 }
2365 
2366 
2367 /* ieee80211.c */
2368 extern void free_ieee80211(struct net_device *dev);
2369 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2370 
2371 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2372 
2373 /* ieee80211_tx.c */
2374 
2375 extern int ieee80211_encrypt_fragment(
2376 	struct ieee80211_device *ieee,
2377 	struct sk_buff *frag,
2378 	int hdr_len);
2379 
2380 extern int ieee80211_xmit(struct sk_buff *skb,
2381 			  struct net_device *dev);
2382 extern void ieee80211_txb_free(struct ieee80211_txb *);
2383 
2384 
2385 /* ieee80211_rx.c */
2386 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2387 			struct ieee80211_rx_stats *rx_stats);
2388 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2389 			     struct ieee80211_hdr_4addr *header,
2390 			     struct ieee80211_rx_stats *stats);
2391 
2392 /* ieee80211_wx.c */
2393 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2394 				 struct iw_request_info *info,
2395 				 union iwreq_data *wrqu, char *key);
2396 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2397 				   struct iw_request_info *info,
2398 				   union iwreq_data *wrqu, char *key);
2399 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2400 				   struct iw_request_info *info,
2401 				   union iwreq_data *wrqu, char *key);
2402 #if WIRELESS_EXT >= 18
2403 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2404 			    struct iw_request_info *info,
2405 			    union iwreq_data* wrqu, char *extra);
2406 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2407 			    struct iw_request_info *info,
2408 			    union iwreq_data* wrqu, char *extra);
2409 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2410 			       struct iw_request_info *info,
2411 			       struct iw_param *data, char *extra);
2412 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2413 			       struct iw_request_info *info,
2414 			       union iwreq_data *wrqu, char *extra);
2415 #endif
2416 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2417 
2418 /* ieee80211_softmac.c */
2419 extern short ieee80211_is_54g(const struct ieee80211_network *net);
2420 extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
2421 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2422 			struct ieee80211_rx_stats *rx_stats, u16 type,
2423 			u16 stype);
2424 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2425 
2426 void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
2427 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2428 
2429 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2430 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2431 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2432 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2433 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2434 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2435 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2436 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2437 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2438 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2439 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2440 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2441 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2442 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2443 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2444 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2445 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2446 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2447 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2448 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2449 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2450 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2451 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2452 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2453 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2454 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2455 
2456 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2457 
2458 /* ieee80211_crypt_ccmp&tkip&wep.c */
2459 extern void ieee80211_tkip_null(void);
2460 extern void ieee80211_wep_null(void);
2461 extern void ieee80211_ccmp_null(void);
2462 
2463 /* ieee80211_softmac_wx.c */
2464 
2465 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2466 			    struct iw_request_info *info,
2467 			    union iwreq_data *wrqu, char *ext);
2468 
2469 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2470 			 struct iw_request_info *info,
2471 			 union iwreq_data *awrq,
2472 			 char *extra);
2473 
2474 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2475 
2476 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2477 			     struct iw_request_info *info,
2478 			     union iwreq_data *wrqu, char *extra);
2479 
2480 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2481 			     struct iw_request_info *info,
2482 			     union iwreq_data *wrqu, char *extra);
2483 
2484 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2485 			     union iwreq_data *wrqu, char *b);
2486 
2487 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2488 			     union iwreq_data *wrqu, char *b);
2489 
2490 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2491 			      struct iw_request_info *a,
2492 			      union iwreq_data *wrqu, char *extra);
2493 
2494 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2495 			     union iwreq_data *wrqu, char *b);
2496 
2497 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2498 			     union iwreq_data *wrqu, char *b);
2499 
2500 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2501 			     union iwreq_data *wrqu, char *b);
2502 
2503 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2504 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2505 
2506 
2507 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2508 			       struct iw_request_info *info,
2509 			       union iwreq_data *wrqu, char *extra);
2510 
2511 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2512 			     struct iw_request_info *info,
2513 			     union iwreq_data *wrqu, char *extra);
2514 
2515 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2516 				 struct iw_request_info *info,
2517 				 union iwreq_data *wrqu, char *extra);
2518 
2519 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2520 				 struct iw_request_info *info,
2521 				 union iwreq_data *wrqu, char *extra);
2522 
2523 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2524 			     struct iw_request_info *info,
2525 			     union iwreq_data *wrqu, char *extra);
2526 
2527 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2528 			     struct iw_request_info *info,
2529 			     union iwreq_data *wrqu, char *extra);
2530 //HT
2531 #define MAX_RECEIVE_BUFFER_SIZE 9100  //
2532 extern void HTDebugHTCapability(u8* CapIE, u8* TitleString );
2533 extern void HTDebugHTInfo(u8*  InfoIE, u8* TitleString);
2534 
2535 void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET    Offset);
2536 extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee);
2537 extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt);
2538 extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt);
2539 extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len);
2540 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2541 extern void HTInitializeHTInfo(struct ieee80211_device* ieee);
2542 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2543 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2544 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee,   struct ieee80211_network * pNetwork);
2545 extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter);
2546 extern u8 MCS_FILTER_ALL[];
2547 extern u16 MCS_DATA_RATE[2][2][77] ;
2548 extern u8 HTCCheck(struct ieee80211_device* ieee, u8*   pFrame);
2549 //extern void HTSetConnectBwModeCallback(unsigned long data);
2550 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT  pHTInfo);
2551 extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee);
2552 extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee,  u8      nMcsRate);
2553 extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate);
2554 extern u16  TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate);
2555 //function in BAPROC.c
2556 extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb);
2557 extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb);
2558 extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb);
2559 extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD   pTS, u8 Policy, u8 bOverwritePending);
2560 extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2561 extern void BaSetupTimeOut(unsigned long data);
2562 extern void TxBaInactTimeout(unsigned long data);
2563 extern void RxBaInactTimeout(unsigned long data);
2564 extern void ResetBaEntry( PBA_RECORD pBA);
2565 //function in TS.c
2566 extern bool GetTs(
2567 	struct ieee80211_device*        ieee,
2568 	PTS_COMMON_INFO                 *ppTS,
2569 	u8*                             Addr,
2570 	u8                              TID,
2571 	TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
2572 	bool                            bAddNewTs
2573 	);
2574 extern void TSInitialize(struct ieee80211_device *ieee);
2575 extern  void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD   pTxTS);
2576 extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr);
2577 extern void RemoveAllTS(struct ieee80211_device* ieee);
2578 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2579 
2580 extern const long ieee80211_wlan_frequencies[];
2581 
ieee80211_increment_scans(struct ieee80211_device * ieee)2582 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2583 {
2584 	ieee->scans++;
2585 }
2586 
ieee80211_get_scans(struct ieee80211_device * ieee)2587 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2588 {
2589 	return ieee->scans;
2590 }
2591 
escape_essid(const char * essid,u8 essid_len)2592 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2593 	static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2594 	const char *s = essid;
2595 	char *d = escaped;
2596 
2597 	if (ieee80211_is_empty_essid(essid, essid_len)) {
2598 		memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2599 		return escaped;
2600 	}
2601 
2602 	essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2603 	while (essid_len--) {
2604 		if (*s == '\0') {
2605 			*d++ = '\\';
2606 			*d++ = '0';
2607 			s++;
2608 		} else {
2609 			*d++ = *s++;
2610 		}
2611 	}
2612 	*d = '\0';
2613 	return escaped;
2614 }
2615 
2616 /* For the function is more related to hardware setting, it's better to use the
2617  * ieee handler to refer to it.
2618  */
2619 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2620 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2621 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2622 		struct ieee80211_info_element *info_element,
2623 		u16 length,
2624 		struct ieee80211_network *network,
2625 		struct ieee80211_rx_stats *stats);
2626 
2627 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8  index);
2628 #define RT_ASOC_RETRY_LIMIT	5
2629 #endif /* IEEE80211_H */
2630