1/*
2 * Merged with mainline ieee80211.h in Aug 2004.  Original ieee802_11
3 * remains copyright by the original authors
4 *
5 * Portions of the merged code are based on Host AP (software wireless
6 * LAN access point) driver for Intersil Prism2/2.5/3.
7 *
8 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
9 * <jkmaline@cc.hut.fi>
10 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
11 *
12 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13 * <jketreno@linux.intel.com>
14 * Copyright (c) 2004, Intel Corporation
15 *
16 * Modified for Realtek's wi-fi cards by Andrea Merello
17 * <andrea.merello@gmail.com>
18 *
19 * This program is free software; you can redistribute it and/or modify
20 * it under the terms of the GNU General Public License version 2 as
21 * published by the Free Software Foundation. See README and COPYING for
22 * more details.
23 */
24#ifndef IEEE80211_H
25#define IEEE80211_H
26#include <linux/if_ether.h> /* ETH_ALEN */
27#include <linux/kernel.h>   /* 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 */
100typedef 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//----------------------------------------------------------------------------
193enum	_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 || \
239		    priv->ieee80211->current_network.mode == IEEE_N_24G || \
240		    priv->ieee80211->current_network.mode == IEEE_N_5G) ? \
241		   16 : 10)
242
243#define MGMT_QUEUE_NUM 5
244
245#define IEEE_CMD_SET_WPA_PARAM			1
246#define	IEEE_CMD_SET_WPA_IE			2
247#define IEEE_CMD_SET_ENCRYPTION			3
248#define IEEE_CMD_MLME				4
249
250#define IEEE_PARAM_WPA_ENABLED			1
251#define IEEE_PARAM_TKIP_COUNTERMEASURES		2
252#define IEEE_PARAM_DROP_UNENCRYPTED		3
253#define IEEE_PARAM_PRIVACY_INVOKED		4
254#define IEEE_PARAM_AUTH_ALGS			5
255#define IEEE_PARAM_IEEE_802_1X			6
256//It should consistent with the driver_XXX.c
257//   David, 2006.9.26
258#define IEEE_PARAM_WPAX_SELECT			7
259//Added for notify the encryption type selection
260//   David, 2006.9.26
261#define IEEE_PROTO_WPA				1
262#define IEEE_PROTO_RSN				2
263//Added for notify the encryption type selection
264//   David, 2006.9.26
265#define IEEE_WPAX_USEGROUP			0
266#define IEEE_WPAX_WEP40				1
267#define IEEE_WPAX_TKIP				2
268#define IEEE_WPAX_WRAP				3
269#define IEEE_WPAX_CCMP				4
270#define IEEE_WPAX_WEP104			5
271
272#define IEEE_KEY_MGMT_IEEE8021X			1
273#define IEEE_KEY_MGMT_PSK			2
274
275#define IEEE_MLME_STA_DEAUTH			1
276#define IEEE_MLME_STA_DISASSOC			2
277
278
279#define IEEE_CRYPT_ERR_UNKNOWN_ALG		2
280#define IEEE_CRYPT_ERR_UNKNOWN_ADDR		3
281#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED	4
282#define IEEE_CRYPT_ERR_KEY_SET_FAILED		5
283#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED	6
284#define IEEE_CRYPT_ERR_CARD_CONF_FAILED		7
285
286
287#define	IEEE_CRYPT_ALG_NAME_LEN			16
288
289#define MAX_IE_LEN  0xff
290
291// added for kernel conflict
292#define ieee80211_crypt_deinit_entries	ieee80211_crypt_deinit_entries_rsl
293#define ieee80211_crypt_deinit_handler	ieee80211_crypt_deinit_handler_rsl
294#define ieee80211_crypt_delayed_deinit	ieee80211_crypt_delayed_deinit_rsl
295#define ieee80211_register_crypto_ops	ieee80211_register_crypto_ops_rsl
296#define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
297#define ieee80211_get_crypto_ops	ieee80211_get_crypto_ops_rsl
298
299#define ieee80211_ccmp_null		ieee80211_ccmp_null_rsl
300
301#define ieee80211_tkip_null		ieee80211_tkip_null_rsl
302
303#define ieee80211_wep_null		ieee80211_wep_null_rsl
304
305#define free_ieee80211			free_ieee80211_rsl
306#define alloc_ieee80211			alloc_ieee80211_rsl
307
308#define ieee80211_rx			ieee80211_rx_rsl
309#define ieee80211_rx_mgt		ieee80211_rx_mgt_rsl
310
311#define ieee80211_get_beacon		ieee80211_get_beacon_rsl
312#define ieee80211_wake_queue		ieee80211_wake_queue_rsl
313#define ieee80211_stop_queue		ieee80211_stop_queue_rsl
314#define ieee80211_reset_queue		ieee80211_reset_queue_rsl
315#define ieee80211_softmac_stop_protocol	ieee80211_softmac_stop_protocol_rsl
316#define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
317#define ieee80211_is_shortslot		ieee80211_is_shortslot_rsl
318#define ieee80211_is_54g		ieee80211_is_54g_rsl
319#define ieee80211_wpa_supplicant_ioctl	ieee80211_wpa_supplicant_ioctl_rsl
320#define ieee80211_ps_tx_ack		ieee80211_ps_tx_ack_rsl
321#define ieee80211_softmac_xmit		ieee80211_softmac_xmit_rsl
322#define ieee80211_stop_send_beacons	ieee80211_stop_send_beacons_rsl
323#define notify_wx_assoc_event		notify_wx_assoc_event_rsl
324#define SendDisassociation		SendDisassociation_rsl
325#define ieee80211_disassociate		ieee80211_disassociate_rsl
326#define ieee80211_start_send_beacons	ieee80211_start_send_beacons_rsl
327#define ieee80211_stop_scan		ieee80211_stop_scan_rsl
328#define ieee80211_send_probe_requests	ieee80211_send_probe_requests_rsl
329#define ieee80211_softmac_scan_syncro	ieee80211_softmac_scan_syncro_rsl
330#define ieee80211_start_scan_syncro	ieee80211_start_scan_syncro_rsl
331
332#define ieee80211_wx_get_essid		ieee80211_wx_get_essid_rsl
333#define ieee80211_wx_set_essid		ieee80211_wx_set_essid_rsl
334#define ieee80211_wx_set_rate		ieee80211_wx_set_rate_rsl
335#define ieee80211_wx_get_rate		ieee80211_wx_get_rate_rsl
336#define ieee80211_wx_set_wap		ieee80211_wx_set_wap_rsl
337#define ieee80211_wx_get_wap		ieee80211_wx_get_wap_rsl
338#define ieee80211_wx_set_mode		ieee80211_wx_set_mode_rsl
339#define ieee80211_wx_get_mode		ieee80211_wx_get_mode_rsl
340#define ieee80211_wx_set_scan		ieee80211_wx_set_scan_rsl
341#define ieee80211_wx_get_freq		ieee80211_wx_get_freq_rsl
342#define ieee80211_wx_set_freq		ieee80211_wx_set_freq_rsl
343#define ieee80211_wx_set_rawtx		ieee80211_wx_set_rawtx_rsl
344#define ieee80211_wx_get_name		ieee80211_wx_get_name_rsl
345#define ieee80211_wx_set_power		ieee80211_wx_set_power_rsl
346#define ieee80211_wx_get_power		ieee80211_wx_get_power_rsl
347#define ieee80211_wlan_frequencies	ieee80211_wlan_frequencies_rsl
348#define ieee80211_wx_set_rts		ieee80211_wx_set_rts_rsl
349#define ieee80211_wx_get_rts		ieee80211_wx_get_rts_rsl
350
351#define ieee80211_txb_free		ieee80211_txb_free_rsl
352
353#define ieee80211_wx_set_gen_ie		ieee80211_wx_set_gen_ie_rsl
354#define ieee80211_wx_get_scan		ieee80211_wx_get_scan_rsl
355#define ieee80211_wx_set_encode		ieee80211_wx_set_encode_rsl
356#define ieee80211_wx_get_encode		ieee80211_wx_get_encode_rsl
357#define ieee80211_wx_set_mlme		ieee80211_wx_set_mlme_rsl
358#define ieee80211_wx_set_auth		ieee80211_wx_set_auth_rsl
359#define ieee80211_wx_set_encode_ext	ieee80211_wx_set_encode_ext_rsl
360#define ieee80211_wx_get_encode_ext	ieee80211_wx_get_encode_ext_rsl
361
362
363typedef struct ieee_param {
364	u32 cmd;
365	u8 sta_addr[ETH_ALEN];
366	union {
367		struct {
368			u8 name;
369			u32 value;
370		} wpa_param;
371		struct {
372			u32 len;
373			u8 reserved[32];
374			u8 data[0];
375		} wpa_ie;
376		struct{
377			int command;
378			int reason_code;
379		} mlme;
380		struct {
381			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
382			u8 set_tx;
383			u32 err;
384			u8 idx;
385			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
386			u16 key_len;
387			u8 key[0];
388		} crypt;
389	} u;
390}ieee_param;
391
392
393// linux under 2.6.9 release may not support it, so modify it for common use
394#define MSECS(t) msecs_to_jiffies(t)
395#define msleep_interruptible_rsl  msleep_interruptible
396
397#define IEEE80211_DATA_LEN		2304
398/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
399   6.2.1.1.2.
400
401   The figure in section 7.1.2 suggests a body size of up to 2312
402   bytes is allowed, which is a bit confusing, I suspect this
403   represents the 2304 bytes of real data, plus a possible 8 bytes of
404   WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
405#define IEEE80211_1ADDR_LEN 10
406#define IEEE80211_2ADDR_LEN 16
407#define IEEE80211_3ADDR_LEN 24
408#define IEEE80211_4ADDR_LEN 30
409#define IEEE80211_FCS_LEN    4
410#define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
411#define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
412#define IEEE80211_MGMT_HDR_LEN 24
413#define IEEE80211_DATA_HDR3_LEN 24
414#define IEEE80211_DATA_HDR4_LEN 30
415
416#define MIN_FRAG_THRESHOLD     256U
417#define MAX_FRAG_THRESHOLD     2346U
418
419
420/* Frame control field constants */
421#define IEEE80211_FCTL_VERS		0x0003
422#define IEEE80211_FCTL_FTYPE		0x000c
423#define IEEE80211_FCTL_STYPE		0x00f0
424#define IEEE80211_FCTL_FRAMETYPE	0x00fc
425#define IEEE80211_FCTL_TODS		0x0100
426#define IEEE80211_FCTL_FROMDS		0x0200
427#define IEEE80211_FCTL_DSTODS		0x0300 //added by david
428#define IEEE80211_FCTL_MOREFRAGS	0x0400
429#define IEEE80211_FCTL_RETRY		0x0800
430#define IEEE80211_FCTL_PM		0x1000
431#define IEEE80211_FCTL_MOREDATA		0x2000
432#define IEEE80211_FCTL_WEP		0x4000
433#define IEEE80211_FCTL_ORDER		0x8000
434
435#define IEEE80211_FTYPE_MGMT		0x0000
436#define IEEE80211_FTYPE_CTL		0x0004
437#define IEEE80211_FTYPE_DATA		0x0008
438
439/* management */
440#define IEEE80211_STYPE_ASSOC_REQ	0x0000
441#define IEEE80211_STYPE_ASSOC_RESP	0x0010
442#define IEEE80211_STYPE_REASSOC_REQ	0x0020
443#define IEEE80211_STYPE_REASSOC_RESP	0x0030
444#define IEEE80211_STYPE_PROBE_REQ	0x0040
445#define IEEE80211_STYPE_PROBE_RESP	0x0050
446#define IEEE80211_STYPE_BEACON		0x0080
447#define IEEE80211_STYPE_ATIM		0x0090
448#define IEEE80211_STYPE_DISASSOC	0x00A0
449#define IEEE80211_STYPE_AUTH		0x00B0
450#define IEEE80211_STYPE_DEAUTH		0x00C0
451#define IEEE80211_STYPE_MANAGE_ACT	0x00D0
452
453/* control */
454#define IEEE80211_STYPE_PSPOLL		0x00A0
455#define IEEE80211_STYPE_RTS		0x00B0
456#define IEEE80211_STYPE_CTS		0x00C0
457#define IEEE80211_STYPE_ACK		0x00D0
458#define IEEE80211_STYPE_CFEND		0x00E0
459#define IEEE80211_STYPE_CFENDACK	0x00F0
460#define IEEE80211_STYPE_BLOCKACK   0x0094
461
462/* data */
463#define IEEE80211_STYPE_DATA		0x0000
464#define IEEE80211_STYPE_DATA_CFACK	0x0010
465#define IEEE80211_STYPE_DATA_CFPOLL	0x0020
466#define IEEE80211_STYPE_DATA_CFACKPOLL	0x0030
467#define IEEE80211_STYPE_NULLFUNC	0x0040
468#define IEEE80211_STYPE_CFACK		0x0050
469#define IEEE80211_STYPE_CFPOLL		0x0060
470#define IEEE80211_STYPE_CFACKPOLL	0x0070
471#define IEEE80211_STYPE_QOS_DATA	0x0080 //added for WMM 2006/8/2
472#define IEEE80211_STYPE_QOS_NULL	0x00C0
473
474#define IEEE80211_SCTL_FRAG		0x000F
475#define IEEE80211_SCTL_SEQ		0xFFF0
476
477/* QOS control */
478#define IEEE80211_QCTL_TID              0x000F
479
480#define	FC_QOS_BIT					BIT7
481#define IsDataFrame(pdu)			( ((pdu[0] & 0x0C)==0x08) ? true : false )
482#define	IsLegacyDataFrame(pdu)	(IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
483//added by wb. Is this right?
484#define IsQoSDataFrame(pframe)  ((*(u16 *)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
485#define Frame_Order(pframe)     (*(u16 *)pframe&IEEE80211_FCTL_ORDER)
486#define SN_LESS(a, b)		(((a-b)&0x800)!=0)
487#define SN_EQUAL(a, b)	(a == b)
488#define MAX_DEV_ADDR_SIZE 8
489typedef enum _ACT_CATEGORY{
490	ACT_CAT_QOS = 1,
491	ACT_CAT_DLS = 2,
492	ACT_CAT_BA  = 3,
493	ACT_CAT_HT  = 7,
494	ACT_CAT_WMM = 17,
495} ACT_CATEGORY, *PACT_CATEGORY;
496
497typedef enum _TS_ACTION{
498	ACT_ADDTSREQ = 0,
499	ACT_ADDTSRSP = 1,
500	ACT_DELTS    = 2,
501	ACT_SCHEDULE = 3,
502} TS_ACTION, *PTS_ACTION;
503
504typedef enum _BA_ACTION{
505	ACT_ADDBAREQ = 0,
506	ACT_ADDBARSP = 1,
507	ACT_DELBA    = 2,
508} BA_ACTION, *PBA_ACTION;
509
510typedef enum _InitialGainOpType{
511	IG_Backup=0,
512	IG_Restore,
513	IG_Max
514}InitialGainOpType;
515
516/* debug macros */
517#define CONFIG_IEEE80211_DEBUG
518#ifdef CONFIG_IEEE80211_DEBUG
519extern u32 ieee80211_debug_level;
520#define IEEE80211_DEBUG(level, fmt, args...) \
521do { if (ieee80211_debug_level & (level)) \
522  printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
523//wb added to debug out data buf
524//if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
525#define IEEE80211_DEBUG_DATA(level, data, datalen)	\
526	do{ if ((ieee80211_debug_level & (level)) == (level))	\
527		{	\
528			int i;					\
529			u8 *pdata = (u8 *) data;			\
530			printk(KERN_DEBUG "ieee80211: %s()\n", __func__);	\
531			for(i=0; i<(int)(datalen); i++)			\
532			{						\
533				printk("%2x ", pdata[i]);		\
534				if ((i+1)%16 == 0) printk("\n");	\
535			}				\
536			printk("\n");			\
537		}					\
538	} while (0)
539#else
540#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
541#define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
542#endif	/* CONFIG_IEEE80211_DEBUG */
543
544/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
545
546/*
547 * To use the debug system;
548 *
549 * If you are defining a new debug classification, simply add it to the #define
550 * list here in the form of:
551 *
552 * #define IEEE80211_DL_xxxx VALUE
553 *
554 * shifting value to the left one bit from the previous entry.  xxxx should be
555 * the name of the classification (for example, WEP)
556 *
557 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
558 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
559 * to send output to that classification.
560 *
561 * To add your debug level to the list of levels seen when you perform
562 *
563 * % cat /proc/net/ipw/debug_level
564 *
565 * you simply need to add your entry to the ipw_debug_levels array.
566 *
567 * If you do not see debug_level in /proc/net/ipw then you do not have
568 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
569 *
570 */
571
572#define IEEE80211_DL_INFO          (1<<0)
573#define IEEE80211_DL_WX            (1<<1)
574#define IEEE80211_DL_SCAN          (1<<2)
575#define IEEE80211_DL_STATE         (1<<3)
576#define IEEE80211_DL_MGMT          (1<<4)
577#define IEEE80211_DL_FRAG          (1<<5)
578#define IEEE80211_DL_EAP           (1<<6)
579#define IEEE80211_DL_DROP          (1<<7)
580
581#define IEEE80211_DL_TX            (1<<8)
582#define IEEE80211_DL_RX            (1<<9)
583
584#define IEEE80211_DL_HT		   (1<<10)  //HT
585#define IEEE80211_DL_BA		   (1<<11)  //ba
586#define IEEE80211_DL_TS		   (1<<12)  //TS
587#define IEEE80211_DL_QOS           (1<<13)
588#define IEEE80211_DL_REORDER	   (1<<14)
589#define IEEE80211_DL_IOT	   (1<<15)
590#define IEEE80211_DL_IPS	   (1<<16)
591#define IEEE80211_DL_TRACE	   (1<<29)  //trace function, need to user net_ratelimit() together in order not to print too much to the screen
592#define IEEE80211_DL_DATA	   (1<<30)   //use this flag to control whether print data buf out.
593#define IEEE80211_DL_ERR	   (1<<31)   //always open
594#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
595#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
596#define IEEE80211_DEBUG_INFO(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
597
598#define IEEE80211_DEBUG_WX(f, a...)     IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
599#define IEEE80211_DEBUG_SCAN(f, a...)   IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
600#define IEEE80211_DEBUG_STATE(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
601#define IEEE80211_DEBUG_MGMT(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
602#define IEEE80211_DEBUG_FRAG(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
603#define IEEE80211_DEBUG_EAP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
604#define IEEE80211_DEBUG_DROP(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
605#define IEEE80211_DEBUG_TX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
606#define IEEE80211_DEBUG_RX(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
607#define IEEE80211_DEBUG_QOS(f, a...)  IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
608
609#include <linux/if_arp.h> /* ARPHRD_ETHER */
610
611#ifndef WIRELESS_SPY
612#define WIRELESS_SPY		// enable iwspy support
613#endif
614#include <net/iw_handler.h>	// new driver API
615
616#ifndef ETH_P_PAE
617#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
618#endif /* ETH_P_PAE */
619
620#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
621
622#ifndef ETH_P_80211_RAW
623#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
624#endif
625
626/* IEEE 802.11 defines */
627
628#define P80211_OUI_LEN 3
629
630struct ieee80211_snap_hdr {
631
632	u8    dsap;   /* always 0xAA */
633	u8    ssap;   /* always 0xAA */
634	u8    ctrl;   /* always 0x03 */
635	u8    oui[P80211_OUI_LEN];    /* organizational universal id */
636
637} __packed;
638
639#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
640
641#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
642#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
643#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
644
645#define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
646#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
647#define WLAN_GET_SEQ_SEQ(seq)  (((seq) & IEEE80211_SCTL_SEQ) >> 4)
648
649/* Authentication algorithms */
650#define WLAN_AUTH_OPEN 0
651#define WLAN_AUTH_SHARED_KEY 1
652#define WLAN_AUTH_LEAP 2
653
654#define WLAN_AUTH_CHALLENGE_LEN 128
655
656#define WLAN_CAPABILITY_BSS (1<<0)
657#define WLAN_CAPABILITY_IBSS (1<<1)
658#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
659#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
660#define WLAN_CAPABILITY_PRIVACY (1<<4)
661#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
662#define WLAN_CAPABILITY_PBCC (1<<6)
663#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
664#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
665#define WLAN_CAPABILITY_QOS (1<<9)
666#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
667#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
668
669/* 802.11g ERP information element */
670#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
671#define WLAN_ERP_USE_PROTECTION (1<<1)
672#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
673
674/* Status codes */
675enum ieee80211_statuscode {
676	WLAN_STATUS_SUCCESS = 0,
677	WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
678	WLAN_STATUS_CAPS_UNSUPPORTED = 10,
679	WLAN_STATUS_REASSOC_NO_ASSOC = 11,
680	WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
681	WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
682	WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
683	WLAN_STATUS_CHALLENGE_FAIL = 15,
684	WLAN_STATUS_AUTH_TIMEOUT = 16,
685	WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
686	WLAN_STATUS_ASSOC_DENIED_RATES = 18,
687	/* 802.11b */
688	WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
689	WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
690	WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
691	/* 802.11h */
692	WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
693	WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
694	WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
695	/* 802.11g */
696	WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
697	WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
698	/* 802.11i */
699	WLAN_STATUS_INVALID_IE = 40,
700	WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
701	WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
702	WLAN_STATUS_INVALID_AKMP = 43,
703	WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
704	WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
705	WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
706};
707
708/* Reason codes */
709enum ieee80211_reasoncode {
710	WLAN_REASON_UNSPECIFIED = 1,
711	WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
712	WLAN_REASON_DEAUTH_LEAVING = 3,
713	WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
714	WLAN_REASON_DISASSOC_AP_BUSY = 5,
715	WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
716	WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
717	WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
718	WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
719	/* 802.11h */
720	WLAN_REASON_DISASSOC_BAD_POWER = 10,
721	WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
722	/* 802.11i */
723	WLAN_REASON_INVALID_IE = 13,
724	WLAN_REASON_MIC_FAILURE = 14,
725	WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
726	WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
727	WLAN_REASON_IE_DIFFERENT = 17,
728	WLAN_REASON_INVALID_GROUP_CIPHER = 18,
729	WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
730	WLAN_REASON_INVALID_AKMP = 20,
731	WLAN_REASON_UNSUPP_RSN_VERSION = 21,
732	WLAN_REASON_INVALID_RSN_IE_CAP = 22,
733	WLAN_REASON_IEEE8021X_FAILED = 23,
734	WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
735};
736
737#define IEEE80211_STATMASK_SIGNAL (1<<0)
738#define IEEE80211_STATMASK_RSSI (1<<1)
739#define IEEE80211_STATMASK_NOISE (1<<2)
740#define IEEE80211_STATMASK_RATE (1<<3)
741#define IEEE80211_STATMASK_WEMASK 0x7
742
743#define IEEE80211_CCK_MODULATION    (1<<0)
744#define IEEE80211_OFDM_MODULATION   (1<<1)
745
746#define IEEE80211_24GHZ_BAND     (1<<0)
747#define IEEE80211_52GHZ_BAND     (1<<1)
748
749#define IEEE80211_CCK_RATE_LEN			4
750#define IEEE80211_CCK_RATE_1MB			0x02
751#define IEEE80211_CCK_RATE_2MB			0x04
752#define IEEE80211_CCK_RATE_5MB			0x0B
753#define IEEE80211_CCK_RATE_11MB			0x16
754#define IEEE80211_OFDM_RATE_LEN			8
755#define IEEE80211_OFDM_RATE_6MB			0x0C
756#define IEEE80211_OFDM_RATE_9MB			0x12
757#define IEEE80211_OFDM_RATE_12MB		0x18
758#define IEEE80211_OFDM_RATE_18MB		0x24
759#define IEEE80211_OFDM_RATE_24MB		0x30
760#define IEEE80211_OFDM_RATE_36MB		0x48
761#define IEEE80211_OFDM_RATE_48MB		0x60
762#define IEEE80211_OFDM_RATE_54MB		0x6C
763#define IEEE80211_BASIC_RATE_MASK		0x80
764
765#define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
766#define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
767#define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
768#define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
769#define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
770#define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
771#define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
772#define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
773#define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
774#define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
775#define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
776#define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
777
778#define IEEE80211_CCK_RATES_MASK		0x0000000F
779#define IEEE80211_CCK_BASIC_RATES_MASK	(IEEE80211_CCK_RATE_1MB_MASK | \
780	IEEE80211_CCK_RATE_2MB_MASK)
781#define IEEE80211_CCK_DEFAULT_RATES_MASK	(IEEE80211_CCK_BASIC_RATES_MASK | \
782	IEEE80211_CCK_RATE_5MB_MASK | \
783	IEEE80211_CCK_RATE_11MB_MASK)
784
785#define IEEE80211_OFDM_RATES_MASK		0x00000FF0
786#define IEEE80211_OFDM_BASIC_RATES_MASK	(IEEE80211_OFDM_RATE_6MB_MASK | \
787	IEEE80211_OFDM_RATE_12MB_MASK | \
788	IEEE80211_OFDM_RATE_24MB_MASK)
789#define IEEE80211_OFDM_DEFAULT_RATES_MASK	(IEEE80211_OFDM_BASIC_RATES_MASK | \
790	IEEE80211_OFDM_RATE_9MB_MASK  | \
791	IEEE80211_OFDM_RATE_18MB_MASK | \
792	IEEE80211_OFDM_RATE_36MB_MASK | \
793	IEEE80211_OFDM_RATE_48MB_MASK | \
794	IEEE80211_OFDM_RATE_54MB_MASK)
795#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
796				IEEE80211_CCK_DEFAULT_RATES_MASK)
797
798#define IEEE80211_NUM_OFDM_RATES	    8
799#define IEEE80211_NUM_CCK_RATES		    4
800#define IEEE80211_OFDM_SHIFT_MASK_A         4
801
802
803/* this is stolen and modified from the madwifi driver*/
804#define IEEE80211_FC0_TYPE_MASK		0x0c
805#define IEEE80211_FC0_TYPE_DATA		0x08
806#define IEEE80211_FC0_SUBTYPE_MASK	0xB0
807#define IEEE80211_FC0_SUBTYPE_QOS	0x80
808
809#define IEEE80211_QOS_HAS_SEQ(fc) \
810	(((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
811	 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
812
813/* this is stolen from ipw2200 driver */
814#define IEEE_IBSS_MAC_HASH_SIZE 31
815struct ieee_ibss_seq {
816	u8 mac[ETH_ALEN];
817	u16 seq_num[17];
818	u16 frag_num[17];
819	unsigned long packet_time[17];
820	struct list_head list;
821};
822
823/* NOTE: This data is for statistical purposes; not all hardware provides this
824 *       information for frames received.  Not setting these will not cause
825 *       any adverse affects. */
826struct ieee80211_rx_stats {
827	u32 mac_time[2];
828	s8 rssi;
829	u8 signal;
830	u8 noise;
831	u16 rate; /* in 100 kbps */
832	u8 received_channel;
833	u8 control;
834	u8 mask;
835	u8 freq;
836	u16 len;
837	u64 tsf;
838	u32 beacon_time;
839	u8 nic_type;
840	u16       Length;
841	//      u8        DataRate;      // In 0.5 Mbps
842	u8        SignalQuality; // in 0-100 index.
843	s32       RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
844	s8        RxPower; // in dBm Translate from PWdB
845	u8        SignalStrength; // in 0-100 index.
846	u16       bHwError:1;
847	u16       bCRC:1;
848	u16       bICV:1;
849	u16       bShortPreamble:1;
850	u16       Antenna:1;      //for rtl8185
851	u16       Decrypted:1;    //for rtl8185, rtl8187
852	u16       Wakeup:1;       //for rtl8185
853	u16       Reserved0:1;    //for rtl8185
854	u8        AGC;
855	u32       TimeStampLow;
856	u32       TimeStampHigh;
857	bool      bShift;
858	bool      bIsQosData;             // Added by Annie, 2005-12-22.
859	u8        UserPriority;
860
861	//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
862	//1Attention Please!!!<11n or 8190 specific code should be put below this line>
863	//1!!!!!!!!!!!!!!!!!!!!!!!!!!!
864
865	u8        RxDrvInfoSize;
866	u8        RxBufShift;
867	bool      bIsAMPDU;
868	bool      bFirstMPDU;
869	bool      bContainHTC;
870	bool      RxIs40MHzPacket;
871	u32       RxPWDBAll;
872	u8        RxMIMOSignalStrength[4];        // in 0~100 index
873	s8        RxMIMOSignalQuality[2];
874	bool      bPacketMatchBSSID;
875	bool      bIsCCK;
876	bool      bPacketToSelf;
877	//added by amy
878	u8        *virtual_address;
879	u16          packetlength;              // Total packet length: Must equal to sum of all FragLength
880	u16          fraglength;                        // FragLength should equal to PacketLength in non-fragment case
881	u16          fragoffset;                        // Data offset for this fragment
882	u16          ntotalfrag;
883	bool		  bisrxaggrsubframe;
884	bool		  bPacketBeacon;	//cosa add for rssi
885	bool		  bToSelfBA;		//cosa add for rssi
886	char	  cck_adc_pwdb[4];	//cosa add for rx path selection
887	u16		  Seq_Num;
888
889};
890
891/* IEEE 802.11 requires that STA supports concurrent reception of at least
892 * three fragmented frames. This define can be increased to support more
893 * concurrent frames, but it should be noted that each entry can consume about
894 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
895#define IEEE80211_FRAG_CACHE_LEN 4
896
897struct ieee80211_frag_entry {
898	unsigned long first_frag_time;
899	unsigned int seq;
900	unsigned int last_frag;
901	struct sk_buff *skb;
902	u8 src_addr[ETH_ALEN];
903	u8 dst_addr[ETH_ALEN];
904};
905
906struct ieee80211_stats {
907	unsigned int tx_unicast_frames;
908	unsigned int tx_multicast_frames;
909	unsigned int tx_fragments;
910	unsigned int tx_unicast_octets;
911	unsigned int tx_multicast_octets;
912	unsigned int tx_deferred_transmissions;
913	unsigned int tx_single_retry_frames;
914	unsigned int tx_multiple_retry_frames;
915	unsigned int tx_retry_limit_exceeded;
916	unsigned int tx_discards;
917	unsigned int rx_unicast_frames;
918	unsigned int rx_multicast_frames;
919	unsigned int rx_fragments;
920	unsigned int rx_unicast_octets;
921	unsigned int rx_multicast_octets;
922	unsigned int rx_fcs_errors;
923	unsigned int rx_discards_no_buffer;
924	unsigned int tx_discards_wrong_sa;
925	unsigned int rx_discards_undecryptable;
926	unsigned int rx_message_in_msg_fragments;
927	unsigned int rx_message_in_bad_msg_fragments;
928};
929
930struct ieee80211_device;
931
932#include "ieee80211_crypt.h"
933
934#define SEC_KEY_1         (1<<0)
935#define SEC_KEY_2         (1<<1)
936#define SEC_KEY_3         (1<<2)
937#define SEC_KEY_4         (1<<3)
938#define SEC_ACTIVE_KEY    (1<<4)
939#define SEC_AUTH_MODE     (1<<5)
940#define SEC_UNICAST_GROUP (1<<6)
941#define SEC_LEVEL         (1<<7)
942#define SEC_ENABLED       (1<<8)
943#define SEC_ENCRYPT       (1<<9)
944
945#define SEC_LEVEL_0      0 /* None */
946#define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
947#define SEC_LEVEL_2      2 /* Level 1 + TKIP */
948#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
949#define SEC_LEVEL_3      4 /* Level 2 + CCMP */
950
951#define SEC_ALG_NONE            0
952#define SEC_ALG_WEP             1
953#define SEC_ALG_TKIP            2
954#define SEC_ALG_CCMP            3
955
956#define WEP_KEYS		4
957#define WEP_KEY_LEN		13
958#define SCM_KEY_LEN             32
959#define SCM_TEMPORAL_KEY_LENGTH 16
960
961struct ieee80211_security {
962	u16 active_key:2,
963	    enabled:1,
964	    auth_mode:2,
965	    auth_algo:4,
966	    unicast_uses_group:1,
967	    encrypt:1;
968	u8 key_sizes[WEP_KEYS];
969	u8 keys[WEP_KEYS][SCM_KEY_LEN];
970	u8 level;
971	u16 flags;
972} __packed;
973
974
975/*
976 802.11 data frame from AP
977      ,-------------------------------------------------------------------.
978Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
979      |------|------|---------|---------|---------|------|---------|------|
980Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
981      |      | tion | (BSSID) |         |         | ence |  data   |      |
982      `-------------------------------------------------------------------'
983Total: 28-2340 bytes
984*/
985
986/* Management Frame Information Element Types */
987enum ieee80211_mfie {
988	MFIE_TYPE_SSID = 0,
989	MFIE_TYPE_RATES = 1,
990	MFIE_TYPE_FH_SET = 2,
991	MFIE_TYPE_DS_SET = 3,
992	MFIE_TYPE_CF_SET = 4,
993	MFIE_TYPE_TIM = 5,
994	MFIE_TYPE_IBSS_SET = 6,
995	MFIE_TYPE_COUNTRY = 7,
996	MFIE_TYPE_HOP_PARAMS = 8,
997	MFIE_TYPE_HOP_TABLE = 9,
998	MFIE_TYPE_REQUEST = 10,
999	MFIE_TYPE_CHALLENGE = 16,
1000	MFIE_TYPE_POWER_CONSTRAINT = 32,
1001	MFIE_TYPE_POWER_CAPABILITY = 33,
1002	MFIE_TYPE_TPC_REQUEST = 34,
1003	MFIE_TYPE_TPC_REPORT = 35,
1004	MFIE_TYPE_SUPP_CHANNELS = 36,
1005	MFIE_TYPE_CSA = 37,
1006	MFIE_TYPE_MEASURE_REQUEST = 38,
1007	MFIE_TYPE_MEASURE_REPORT = 39,
1008	MFIE_TYPE_QUIET = 40,
1009	MFIE_TYPE_IBSS_DFS = 41,
1010	MFIE_TYPE_ERP = 42,
1011	MFIE_TYPE_RSN = 48,
1012	MFIE_TYPE_RATES_EX = 50,
1013	MFIE_TYPE_HT_CAP= 45,
1014	 MFIE_TYPE_HT_INFO= 61,
1015	 MFIE_TYPE_AIRONET=133,
1016	MFIE_TYPE_GENERIC = 221,
1017	MFIE_TYPE_QOS_PARAMETER = 222,
1018};
1019
1020/* Minimal header; can be used for passing 802.11 frames with sufficient
1021 * information to determine what type of underlying data type is actually
1022 * stored in the data. */
1023struct ieee80211_hdr {
1024	__le16 frame_ctl;
1025	__le16 duration_id;
1026	u8 payload[0];
1027} __packed;
1028
1029struct ieee80211_hdr_1addr {
1030	__le16 frame_ctl;
1031	__le16 duration_id;
1032	u8 addr1[ETH_ALEN];
1033	u8 payload[0];
1034} __packed;
1035
1036struct ieee80211_hdr_2addr {
1037	__le16 frame_ctl;
1038	__le16 duration_id;
1039	u8 addr1[ETH_ALEN];
1040	u8 addr2[ETH_ALEN];
1041	u8 payload[0];
1042} __packed;
1043
1044struct ieee80211_hdr_3addr {
1045	__le16 frame_ctl;
1046	__le16 duration_id;
1047	u8 addr1[ETH_ALEN];
1048	u8 addr2[ETH_ALEN];
1049	u8 addr3[ETH_ALEN];
1050	__le16 seq_ctl;
1051	u8 payload[0];
1052} __packed;
1053
1054struct ieee80211_hdr_4addr {
1055	__le16 frame_ctl;
1056	__le16 duration_id;
1057	u8 addr1[ETH_ALEN];
1058	u8 addr2[ETH_ALEN];
1059	u8 addr3[ETH_ALEN];
1060	__le16 seq_ctl;
1061	u8 addr4[ETH_ALEN];
1062	u8 payload[0];
1063} __packed;
1064
1065struct ieee80211_hdr_3addrqos {
1066	__le16 frame_ctl;
1067	__le16 duration_id;
1068	u8 addr1[ETH_ALEN];
1069	u8 addr2[ETH_ALEN];
1070	u8 addr3[ETH_ALEN];
1071	__le16 seq_ctl;
1072	u8 payload[0];
1073	__le16 qos_ctl;
1074} __packed;
1075
1076struct ieee80211_hdr_4addrqos {
1077	__le16 frame_ctl;
1078	__le16 duration_id;
1079	u8 addr1[ETH_ALEN];
1080	u8 addr2[ETH_ALEN];
1081	u8 addr3[ETH_ALEN];
1082	__le16 seq_ctl;
1083	u8 addr4[ETH_ALEN];
1084	u8 payload[0];
1085	__le16 qos_ctl;
1086} __packed;
1087
1088struct ieee80211_info_element {
1089	u8 id;
1090	u8 len;
1091	u8 data[0];
1092} __packed;
1093
1094struct ieee80211_authentication {
1095	struct ieee80211_hdr_3addr header;
1096	__le16 algorithm;
1097	__le16 transaction;
1098	__le16 status;
1099	/*challenge*/
1100	struct ieee80211_info_element info_element[0];
1101} __packed;
1102
1103struct ieee80211_disassoc {
1104	struct ieee80211_hdr_3addr header;
1105	__le16 reason;
1106} __packed;
1107
1108struct ieee80211_probe_request {
1109	struct ieee80211_hdr_3addr header;
1110	/* SSID, supported rates */
1111	struct ieee80211_info_element info_element[0];
1112} __packed;
1113
1114struct ieee80211_probe_response {
1115	struct ieee80211_hdr_3addr header;
1116	__le32 time_stamp[2];
1117	__le16 beacon_interval;
1118	__le16 capability;
1119	/* SSID, supported rates, FH params, DS params,
1120	 * CF params, IBSS params, TIM (if beacon), RSN */
1121	struct ieee80211_info_element info_element[0];
1122} __packed;
1123
1124/* Alias beacon for probe_response */
1125#define ieee80211_beacon ieee80211_probe_response
1126
1127struct ieee80211_assoc_request_frame {
1128	struct ieee80211_hdr_3addr header;
1129	__le16 capability;
1130	__le16 listen_interval;
1131	/* SSID, supported rates, RSN */
1132	struct ieee80211_info_element info_element[0];
1133} __packed;
1134
1135struct ieee80211_reassoc_request_frame {
1136	struct ieee80211_hdr_3addr header;
1137	__le16 capability;
1138	__le16 listen_interval;
1139	u8 current_ap[ETH_ALEN];
1140	/* SSID, supported rates, RSN */
1141	struct ieee80211_info_element info_element[0];
1142} __packed;
1143
1144struct ieee80211_assoc_response_frame {
1145	struct ieee80211_hdr_3addr header;
1146	__le16 capability;
1147	__le16 status;
1148	__le16 aid;
1149	struct ieee80211_info_element info_element[0]; /* supported rates */
1150} __packed;
1151
1152struct ieee80211_txb {
1153	u8 nr_frags;
1154	u8 encrypted;
1155	u8 queue_index;
1156	u8 rts_included;
1157	u16 reserved;
1158	__le16 frag_size;
1159	__le16 payload_size;
1160	struct sk_buff *fragments[0];
1161};
1162
1163#define MAX_TX_AGG_COUNT		  16
1164struct ieee80211_drv_agg_txb {
1165	u8 nr_drv_agg_frames;
1166	struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1167} __packed;
1168
1169#define MAX_SUBFRAME_COUNT		  64
1170struct ieee80211_rxb {
1171	u8 nr_subframes;
1172	struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1173	u8 dst[ETH_ALEN];
1174	u8 src[ETH_ALEN];
1175} __packed;
1176
1177typedef union _frameqos {
1178	u16 shortdata;
1179	u8  chardata[2];
1180	struct {
1181		u16 tid:4;
1182		u16 eosp:1;
1183		u16 ack_policy:2;
1184		u16 reserved:1;
1185		u16 txop:8;
1186	}field;
1187} frameqos, *pframeqos;
1188
1189/* SWEEP TABLE ENTRIES NUMBER*/
1190#define MAX_SWEEP_TAB_ENTRIES		  42
1191#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
1192/* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
1193 * only use 8, and then use extended rates for the remaining supported
1194 * rates.  Other APs, however, stick all of their supported rates on the
1195 * main rates information element... */
1196#define MAX_RATES_LENGTH                  ((u8)12)
1197#define MAX_RATES_EX_LENGTH               ((u8)16)
1198#define MAX_NETWORK_COUNT                  128
1199
1200#define MAX_CHANNEL_NUMBER                 161
1201#define IEEE80211_SOFTMAC_SCAN_TIME	   100
1202//(HZ / 2)
1203#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1204
1205#define CRC_LENGTH                 4U
1206
1207#define MAX_WPA_IE_LEN 64
1208
1209#define NETWORK_EMPTY_ESSID (1<<0)
1210#define NETWORK_HAS_OFDM    (1<<1)
1211#define NETWORK_HAS_CCK     (1<<2)
1212
1213/* QoS structure */
1214#define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
1215#define NETWORK_HAS_QOS_INFORMATION     (1<<4)
1216#define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
1217					 NETWORK_HAS_QOS_INFORMATION)
1218/* 802.11h */
1219#define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
1220#define NETWORK_HAS_CSA                 (1<<6)
1221#define NETWORK_HAS_QUIET               (1<<7)
1222#define NETWORK_HAS_IBSS_DFS            (1<<8)
1223#define NETWORK_HAS_TPC_REPORT          (1<<9)
1224
1225#define NETWORK_HAS_ERP_VALUE           (1<<10)
1226
1227#define QOS_QUEUE_NUM                   4
1228#define QOS_OUI_LEN                     3
1229#define QOS_OUI_TYPE                    2
1230#define QOS_ELEMENT_ID                  221
1231#define QOS_OUI_INFO_SUB_TYPE           0
1232#define QOS_OUI_PARAM_SUB_TYPE          1
1233#define QOS_VERSION_1                   1
1234#define QOS_AIFSN_MIN_VALUE             2
1235struct ieee80211_qos_information_element {
1236	u8 elementID;
1237	u8 length;
1238	u8 qui[QOS_OUI_LEN];
1239	u8 qui_type;
1240	u8 qui_subtype;
1241	u8 version;
1242	u8 ac_info;
1243} __packed;
1244
1245struct ieee80211_qos_ac_parameter {
1246	u8 aci_aifsn;
1247	u8 ecw_min_max;
1248	__le16 tx_op_limit;
1249} __packed;
1250
1251struct ieee80211_qos_parameter_info {
1252	struct ieee80211_qos_information_element info_element;
1253	u8 reserved;
1254	struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1255} __packed;
1256
1257struct ieee80211_qos_parameters {
1258	__le16 cw_min[QOS_QUEUE_NUM];
1259	__le16 cw_max[QOS_QUEUE_NUM];
1260	u8 aifs[QOS_QUEUE_NUM];
1261	u8 flag[QOS_QUEUE_NUM];
1262	__le16 tx_op_limit[QOS_QUEUE_NUM];
1263} __packed;
1264
1265struct ieee80211_qos_data {
1266	struct ieee80211_qos_parameters parameters;
1267	int active;
1268	int supported;
1269	u8 param_count;
1270	u8 old_param_count;
1271};
1272
1273struct ieee80211_tim_parameters {
1274	u8 tim_count;
1275	u8 tim_period;
1276} __packed;
1277
1278//#else
1279struct ieee80211_wmm_ac_param {
1280	u8 ac_aci_acm_aifsn;
1281	u8 ac_ecwmin_ecwmax;
1282	u16 ac_txop_limit;
1283};
1284
1285struct ieee80211_wmm_ts_info {
1286	u8 ac_dir_tid;
1287	u8 ac_up_psb;
1288	u8 reserved;
1289} __packed;
1290
1291struct ieee80211_wmm_tspec_elem {
1292	struct ieee80211_wmm_ts_info ts_info;
1293	u16 norm_msdu_size;
1294	u16 max_msdu_size;
1295	u32 min_serv_inter;
1296	u32 max_serv_inter;
1297	u32 inact_inter;
1298	u32 suspen_inter;
1299	u32 serv_start_time;
1300	u32 min_data_rate;
1301	u32 mean_data_rate;
1302	u32 peak_data_rate;
1303	u32 max_burst_size;
1304	u32 delay_bound;
1305	u32 min_phy_rate;
1306	u16 surp_band_allow;
1307	u16 medium_time;
1308} __packed;
1309enum eap_type {
1310	EAP_PACKET = 0,
1311	EAPOL_START,
1312	EAPOL_LOGOFF,
1313	EAPOL_KEY,
1314	EAPOL_ENCAP_ASF_ALERT
1315};
1316
1317static const char *eap_types[] = {
1318	[EAP_PACKET]		= "EAP-Packet",
1319	[EAPOL_START]		= "EAPOL-Start",
1320	[EAPOL_LOGOFF]		= "EAPOL-Logoff",
1321	[EAPOL_KEY]		= "EAPOL-Key",
1322	[EAPOL_ENCAP_ASF_ALERT]	= "EAPOL-Encap-ASF-Alert"
1323};
1324
1325static inline const char *eap_get_type(int type)
1326{
1327	return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1328}
1329//added by amy for reorder
1330static inline u8 Frame_QoSTID(u8 *buf)
1331{
1332	struct ieee80211_hdr_3addr *hdr;
1333	u16 fc;
1334	hdr = (struct ieee80211_hdr_3addr *)buf;
1335	fc = le16_to_cpu(hdr->frame_ctl);
1336	return (u8)((frameqos *)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1337}
1338
1339//added by amy for reorder
1340
1341struct eapol {
1342	u8 snap[6];
1343	u16 ethertype;
1344	u8 version;
1345	u8 type;
1346	u16 length;
1347} __packed;
1348
1349struct ieee80211_softmac_stats{
1350	unsigned int rx_ass_ok;
1351	unsigned int rx_ass_err;
1352	unsigned int rx_probe_rq;
1353	unsigned int tx_probe_rs;
1354	unsigned int tx_beacons;
1355	unsigned int rx_auth_rq;
1356	unsigned int rx_auth_rs_ok;
1357	unsigned int rx_auth_rs_err;
1358	unsigned int tx_auth_rq;
1359	unsigned int no_auth_rs;
1360	unsigned int no_ass_rs;
1361	unsigned int tx_ass_rq;
1362	unsigned int rx_ass_rq;
1363	unsigned int tx_probe_rq;
1364	unsigned int reassoc;
1365	unsigned int swtxstop;
1366	unsigned int swtxawake;
1367	unsigned char CurrentShowTxate;
1368	unsigned char last_packet_rate;
1369	unsigned int txretrycount;
1370};
1371
1372#define BEACON_PROBE_SSID_ID_POSITION 12
1373
1374struct ieee80211_info_element_hdr {
1375	u8 id;
1376	u8 len;
1377} __packed;
1378
1379/*
1380 * These are the data types that can make up management packets
1381 *
1382	u16 auth_algorithm;
1383	u16 auth_sequence;
1384	u16 beacon_interval;
1385	u16 capability;
1386	u8 current_ap[ETH_ALEN];
1387	u16 listen_interval;
1388	struct {
1389		u16 association_id:14, reserved:2;
1390	} __packed;
1391	u32 time_stamp[2];
1392	u16 reason;
1393	u16 status;
1394*/
1395
1396#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1397#define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1398
1399enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1400#define MAX_SP_Len  (WMM_all_frame << 4)
1401#define IEEE80211_QOS_TID 0x0f
1402#define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1403
1404#define IEEE80211_DTIM_MBCAST 4
1405#define IEEE80211_DTIM_UCAST 2
1406#define IEEE80211_DTIM_VALID 1
1407#define IEEE80211_DTIM_INVALID 0
1408
1409#define IEEE80211_PS_DISABLED 0
1410#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1411#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1412
1413//added by David for QoS 2006/6/30
1414//#define WMM_Hang_8187
1415#ifdef WMM_Hang_8187
1416#undef WMM_Hang_8187
1417#endif
1418
1419#define WME_AC_BK   0x00
1420#define WME_AC_BE   0x01
1421#define WME_AC_VI   0x02
1422#define WME_AC_VO   0x03
1423#define WME_ACI_MASK 0x03
1424#define WME_AIFSN_MASK 0x03
1425#define WME_AC_PRAM_LEN 16
1426
1427#define MAX_RECEIVE_BUFFER_SIZE 9100
1428
1429//UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1430//#define UP2AC(up)	((up<3) ? ((up==0)?1:0) : (up>>1))
1431#define UP2AC(up) (		   \
1432	((up) < 1) ? WME_AC_BE : \
1433	((up) < 3) ? WME_AC_BK : \
1434	((up) < 4) ? WME_AC_BE : \
1435	((up) < 6) ? WME_AC_VI : \
1436	WME_AC_VO)
1437//AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1438#define AC2UP(_ac)	(       \
1439	((_ac) == WME_AC_VO) ? 6 : \
1440	((_ac) == WME_AC_VI) ? 5 : \
1441	((_ac) == WME_AC_BK) ? 1 : \
1442	0)
1443
1444#define	ETHER_ADDR_LEN		6	/* length of an Ethernet address */
1445#define ETHERNET_HEADER_SIZE    14      /* length of two Ethernet address plus ether type*/
1446
1447struct	ether_header {
1448	u8 ether_dhost[ETHER_ADDR_LEN];
1449	u8 ether_shost[ETHER_ADDR_LEN];
1450	u16 ether_type;
1451} __packed;
1452
1453#ifndef ETHERTYPE_PAE
1454#define	ETHERTYPE_PAE	0x888e		/* EAPOL PAE/802.1x */
1455#endif
1456#ifndef ETHERTYPE_IP
1457#define	ETHERTYPE_IP	0x0800		/* IP protocol */
1458#endif
1459
1460typedef enum _erp_t{
1461	ERP_NonERPpresent	= 0x01,
1462	ERP_UseProtection	= 0x02,
1463	ERP_BarkerPreambleMode = 0x04,
1464} erp_t;
1465
1466
1467struct ieee80211_network {
1468	/* These entries are used to identify a unique network */
1469	u8 bssid[ETH_ALEN];
1470	u8 channel;
1471	/* Ensure null-terminated for any debug msgs */
1472	u8 ssid[IW_ESSID_MAX_SIZE + 1];
1473	u8 ssid_len;
1474	struct ieee80211_qos_data qos_data;
1475
1476	//added by amy for LEAP
1477	bool	bWithAironetIE;
1478	bool	bCkipSupported;
1479	bool	bCcxRmEnable;
1480	u16	CcxRmState[2];
1481	// CCXv4 S59, MBSSID.
1482	bool	bMBssidValid;
1483	u8	MBssidMask;
1484	u8	MBssid[6];
1485	// CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1486	bool	bWithCcxVerNum;
1487	u8	BssCcxVerNumber;
1488	/* These are network statistics */
1489	struct ieee80211_rx_stats stats;
1490	u16 capability;
1491	u8  rates[MAX_RATES_LENGTH];
1492	u8  rates_len;
1493	u8  rates_ex[MAX_RATES_EX_LENGTH];
1494	u8  rates_ex_len;
1495	unsigned long last_scanned;
1496	u8  mode;
1497	u32 flags;
1498	u32 last_associate;
1499	u32 time_stamp[2];
1500	u16 beacon_interval;
1501	u16 listen_interval;
1502	u16 atim_window;
1503	u8  erp_value;
1504	u8  wpa_ie[MAX_WPA_IE_LEN];
1505	size_t wpa_ie_len;
1506	u8  rsn_ie[MAX_WPA_IE_LEN];
1507	size_t rsn_ie_len;
1508
1509	struct ieee80211_tim_parameters tim;
1510	u8  dtim_period;
1511	u8  dtim_data;
1512	u32 last_dtim_sta_time[2];
1513
1514	//appeded for QoS
1515	u8 wmm_info;
1516	struct ieee80211_wmm_ac_param wmm_param[4];
1517	u8 QoS_Enable;
1518#ifdef THOMAS_TURBO
1519	u8 Turbo_Enable;//enable turbo mode, added by thomas
1520#endif
1521	u16 CountryIeLen;
1522	u8 CountryIeBuf[MAX_IE_LEN];
1523	// HT Related, by amy, 2008.04.29
1524	BSS_HT	bssht;
1525	// Add to handle broadcom AP management frame CCK rate.
1526	bool broadcom_cap_exist;
1527	bool ralink_cap_exist;
1528	bool atheros_cap_exist;
1529	bool cisco_cap_exist;
1530	bool unknown_cap_exist;
1531//	u8	berp_info;
1532	bool	berp_info_valid;
1533	bool buseprotection;
1534	//put at the end of the structure.
1535	struct list_head list;
1536};
1537
1538enum ieee80211_state {
1539
1540	/* the card is not linked at all */
1541	IEEE80211_NOLINK = 0,
1542
1543	/* IEEE80211_ASSOCIATING* are for BSS client mode
1544	 * the driver shall not perform RX filtering unless
1545	 * the state is LINKED.
1546	 * The driver shall just check for the state LINKED and
1547	 * defaults to NOLINK for ALL the other states (including
1548	 * LINKED_SCANNING)
1549	 */
1550
1551	/* the association procedure will start (wq scheduling)*/
1552	IEEE80211_ASSOCIATING,
1553	IEEE80211_ASSOCIATING_RETRY,
1554
1555	/* the association procedure is sending AUTH request*/
1556	IEEE80211_ASSOCIATING_AUTHENTICATING,
1557
1558	/* the association procedure has successfully authentcated
1559	 * and is sending association request
1560	 */
1561	IEEE80211_ASSOCIATING_AUTHENTICATED,
1562
1563	/* the link is ok. the card associated to a BSS or linked
1564	 * to a ibss cell or acting as an AP and creating the bss
1565	 */
1566	IEEE80211_LINKED,
1567
1568	/* same as LINKED, but the driver shall apply RX filter
1569	 * rules as we are in NO_LINK mode. As the card is still
1570	 * logically linked, but it is doing a syncro site survey
1571	 * then it will be back to LINKED state.
1572	 */
1573	IEEE80211_LINKED_SCANNING,
1574
1575};
1576
1577#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1578#define DEFAULT_FTS 2346
1579
1580#define CFG_IEEE80211_RESERVE_FCS (1<<0)
1581#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1582#define CFG_IEEE80211_RTS (1<<2)
1583
1584#define IEEE80211_24GHZ_MIN_CHANNEL 1
1585#define IEEE80211_24GHZ_MAX_CHANNEL 14
1586#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1587				  IEEE80211_24GHZ_MIN_CHANNEL + 1)
1588
1589#define IEEE80211_52GHZ_MIN_CHANNEL 34
1590#define IEEE80211_52GHZ_MAX_CHANNEL 165
1591#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1592				  IEEE80211_52GHZ_MIN_CHANNEL + 1)
1593
1594
1595
1596typedef struct tx_pending_t{
1597	int frag;
1598	struct ieee80211_txb *txb;
1599}tx_pending_t;
1600
1601typedef struct _bandwidth_autoswitch {
1602	long threshold_20Mhzto40Mhz;
1603	long	threshold_40Mhzto20Mhz;
1604	bool bforced_tx20Mhz;
1605	bool bautoswitch_enable;
1606} bandwidth_autoswitch, *pbandwidth_autoswitch;
1607
1608
1609//added by amy for order
1610
1611#define REORDER_WIN_SIZE	128
1612#define REORDER_ENTRY_NUM	128
1613typedef struct _RX_REORDER_ENTRY {
1614	struct list_head	List;
1615	u16			SeqNum;
1616	struct ieee80211_rxb *prxb;
1617} RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1618//added by amy for order
1619typedef enum _Fsync_State{
1620	Default_Fsync,
1621	HW_Fsync,
1622	SW_Fsync
1623}Fsync_State;
1624
1625// Power save mode configured.
1626typedef	enum _RT_PS_MODE
1627{
1628	eActive,	// Active/Continuous access.
1629	eMaxPs,		// Max power save mode.
1630	eFastPs		// Fast power save mode.
1631}RT_PS_MODE;
1632
1633typedef enum _IPS_CALLBACK_FUNCION
1634{
1635	IPS_CALLBACK_NONE = 0,
1636	IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1637	IPS_CALLBACK_JOIN_REQUEST = 2,
1638}IPS_CALLBACK_FUNCION;
1639
1640typedef enum _RT_JOIN_ACTION{
1641	RT_JOIN_INFRA   = 1,
1642	RT_JOIN_IBSS  = 2,
1643	RT_START_IBSS = 3,
1644	RT_NO_ACTION  = 4,
1645}RT_JOIN_ACTION;
1646
1647typedef struct _IbssParms{
1648	u16   atimWin;
1649}IbssParms, *PIbssParms;
1650#define MAX_NUM_RATES	264 // Max num of support rates element: 8,  Max num of ext. support rate: 255. 061122, by rcnjko.
1651
1652// RF state.
1653typedef	enum _RT_RF_POWER_STATE {
1654	eRfOn,
1655	eRfSleep,
1656	eRfOff
1657}RT_RF_POWER_STATE;
1658
1659typedef struct _RT_POWER_SAVE_CONTROL {
1660
1661	//
1662	// Inactive Power Save(IPS) : Disable RF when disconnected
1663	//
1664	bool				bInactivePs;
1665	bool				bIPSModeBackup;
1666	bool				bSwRfProcessing;
1667	RT_RF_POWER_STATE	eInactivePowerState;
1668	struct work_struct	InactivePsWorkItem;
1669	struct timer_list	InactivePsTimer;
1670
1671	// Return point for join action
1672	IPS_CALLBACK_FUNCION	ReturnPoint;
1673
1674	// Recored Parameters for rescheduled JoinRequest
1675	bool				bTmpBssDesc;
1676	RT_JOIN_ACTION		tmpJoinAction;
1677	struct ieee80211_network tmpBssDesc;
1678
1679	// Recored Parameters for rescheduled MgntLinkRequest
1680	bool				bTmpScanOnly;
1681	bool				bTmpActiveScan;
1682	bool				bTmpFilterHiddenAP;
1683	bool				bTmpUpdateParms;
1684	u8					tmpSsidBuf[33];
1685	OCTET_STRING			tmpSsid2Scan;
1686	bool				bTmpSsid2Scan;
1687	u8					tmpNetworkType;
1688	u8					tmpChannelNumber;
1689	u16					tmpBcnPeriod;
1690	u8					tmpDtimPeriod;
1691	u16					tmpmCap;
1692	OCTET_STRING			tmpSuppRateSet;
1693	u8					tmpSuppRateBuf[MAX_NUM_RATES];
1694	bool				bTmpSuppRate;
1695	IbssParms				tmpIbpm;
1696	bool				bTmpIbpm;
1697
1698	//
1699	// Leisre Poswer Save : Disable RF if connected but traffic is not busy
1700	//
1701	bool				bLeisurePs;
1702
1703} RT_POWER_SAVE_CONTROL, *PRT_POWER_SAVE_CONTROL;
1704
1705typedef u32 RT_RF_CHANGE_SOURCE;
1706#define RF_CHANGE_BY_SW BIT31
1707#define RF_CHANGE_BY_HW BIT30
1708#define RF_CHANGE_BY_PS BIT29
1709#define RF_CHANGE_BY_IPS BIT28
1710#define RF_CHANGE_BY_INIT	0	// Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1711
1712typedef enum
1713{
1714	COUNTRY_CODE_FCC = 0,
1715	COUNTRY_CODE_IC = 1,
1716	COUNTRY_CODE_ETSI = 2,
1717	COUNTRY_CODE_SPAIN = 3,
1718	COUNTRY_CODE_FRANCE = 4,
1719	COUNTRY_CODE_MKK = 5,
1720	COUNTRY_CODE_MKK1 = 6,
1721	COUNTRY_CODE_ISRAEL = 7,
1722	COUNTRY_CODE_TELEC,
1723	COUNTRY_CODE_MIC,
1724	COUNTRY_CODE_GLOBAL_DOMAIN
1725}country_code_type_t;
1726
1727#define RT_MAX_LD_SLOT_NUM	10
1728typedef struct _RT_LINK_DETECT_T{
1729
1730	u32				NumRecvBcnInPeriod;
1731	u32				NumRecvDataInPeriod;
1732
1733	u32				RxBcnNum[RT_MAX_LD_SLOT_NUM];	// number of Rx beacon / CheckForHang_period  to determine link status
1734	u32				RxDataNum[RT_MAX_LD_SLOT_NUM];	// number of Rx data / CheckForHang_period  to determine link status
1735	u16				SlotNum;	// number of CheckForHang period to determine link status
1736	u16				SlotIndex;
1737
1738	u32				NumTxOkInPeriod;
1739	u32				NumRxOkInPeriod;
1740	bool				bBusyTraffic;
1741}RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1742
1743
1744struct ieee80211_device {
1745	struct net_device *dev;
1746	struct ieee80211_security sec;
1747
1748	//hw security related
1749//	u8 hwsec_support; //support?
1750	u8 hwsec_active;  //hw security active.
1751	bool is_silent_reset;
1752	bool ieee_up;
1753	//added by amy
1754	bool bSupportRemoteWakeUp;
1755	RT_PS_MODE	dot11PowerSaveMode; // Power save mode configured.
1756	bool actscanning;
1757	bool beinretry;
1758	RT_RF_POWER_STATE		eRFPowerState;
1759	RT_RF_CHANGE_SOURCE	RfOffReason;
1760	bool is_set_key;
1761	//11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1762
1763	//11n HT below
1764	PRT_HIGH_THROUGHPUT	pHTInfo;
1765	//struct timer_list		SwBwTimer;
1766//	spinlock_t chnlop_spinlock;
1767	spinlock_t bw_spinlock;
1768
1769	spinlock_t reorder_spinlock;
1770	// for HT operation rate set.  we use this one for HT data rate to separate different descriptors
1771	//the way fill this is the same as in the IE
1772	u8	Regdot11HTOperationalRateSet[16];		//use RATR format
1773	u8	dot11HTOperationalRateSet[16];		//use RATR format
1774	u8	RegHTSuppRateSet[16];
1775	u8				HTCurrentOperaRate;
1776	u8				HTHighestOperaRate;
1777	//wb added for rate operation mode to firmware
1778	u8	bTxDisableRateFallBack;
1779	u8	bTxUseDriverAssingedRate;
1780	atomic_t	atm_chnlop;
1781	atomic_t	atm_swbw;
1782//	u8	HTHighestOperaRate;
1783//	u8	HTCurrentOperaRate;
1784
1785	// 802.11e and WMM Traffic Stream Info (TX)
1786	struct list_head		Tx_TS_Admit_List;
1787	struct list_head		Tx_TS_Pending_List;
1788	struct list_head		Tx_TS_Unused_List;
1789	TX_TS_RECORD		TxTsRecord[TOTAL_TS_NUM];
1790	// 802.11e and WMM Traffic Stream Info (RX)
1791	struct list_head		Rx_TS_Admit_List;
1792	struct list_head		Rx_TS_Pending_List;
1793	struct list_head		Rx_TS_Unused_List;
1794	RX_TS_RECORD		RxTsRecord[TOTAL_TS_NUM];
1795//#ifdef TO_DO_LIST
1796	RX_REORDER_ENTRY	RxReorderEntry[128];
1797	struct list_head		RxReorder_Unused_List;
1798//#endif
1799	// Qos related. Added by Annie, 2005-11-01.
1800//	PSTA_QOS			pStaQos;
1801	u8				ForcedPriority;		// Force per-packet priority 1~7. (default: 0, not to force it.)
1802
1803
1804	/* Bookkeeping structures */
1805	struct net_device_stats stats;
1806	struct ieee80211_stats ieee_stats;
1807	struct ieee80211_softmac_stats softmac_stats;
1808
1809	/* Probe / Beacon management */
1810	struct list_head network_free_list;
1811	struct list_head network_list;
1812	struct ieee80211_network *networks;
1813	int scans;
1814	int scan_age;
1815
1816	int iw_mode; /* operating mode (IW_MODE_*) */
1817	struct iw_spy_data spy_data;
1818
1819	spinlock_t lock;
1820	spinlock_t wpax_suitlist_lock;
1821
1822	int tx_headroom; /* Set to size of any additional room needed at front
1823			  * of allocated Tx SKBs */
1824	u32 config;
1825
1826	/* WEP and other encryption related settings at the device level */
1827	int open_wep; /* Set to 1 to allow unencrypted frames */
1828	int auth_mode;
1829	int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1830				 * WEP key changes */
1831
1832	/* If the host performs {en,de}cryption, then set to 1 */
1833	int host_encrypt;
1834	int host_encrypt_msdu;
1835	int host_decrypt;
1836	/* host performs multicast decryption */
1837	int host_mc_decrypt;
1838
1839	/* host should strip IV and ICV from protected frames */
1840	/* meaningful only when hardware decryption is being used */
1841	int host_strip_iv_icv;
1842
1843	int host_open_frag;
1844	int host_build_iv;
1845	int ieee802_1x; /* is IEEE 802.1X used */
1846
1847	/* WPA data */
1848	bool bHalfWirelessN24GMode;
1849	int wpa_enabled;
1850	int drop_unencrypted;
1851	int tkip_countermeasures;
1852	int privacy_invoked;
1853	size_t wpa_ie_len;
1854	u8 *wpa_ie;
1855	u8 ap_mac_addr[6];
1856	u16 pairwise_key_type;
1857	u16 group_key_type;
1858	struct list_head crypt_deinit_list;
1859	struct ieee80211_crypt_data *crypt[WEP_KEYS];
1860	int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
1861	struct timer_list crypt_deinit_timer;
1862	int crypt_quiesced;
1863
1864	int bcrx_sta_key; /* use individual keys to override default keys even
1865			   * with RX of broad/multicast frames */
1866
1867	/* Fragmentation structures */
1868	// each streaming contain a entry
1869	struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
1870	unsigned int frag_next_idx[17];
1871	u16 fts; /* Fragmentation Threshold */
1872#define DEFAULT_RTS_THRESHOLD 2346U
1873#define MIN_RTS_THRESHOLD 1
1874#define MAX_RTS_THRESHOLD 2346U
1875	u16 rts; /* RTS threshold */
1876
1877	/* Association info */
1878	u8 bssid[ETH_ALEN];
1879
1880	/* This stores infos for the current network.
1881	 * Either the network we are associated in INFRASTRUCTURE
1882	 * or the network that we are creating in MASTER mode.
1883	 * ad-hoc is a mixture ;-).
1884	 * Note that in infrastructure mode, even when not associated,
1885	 * fields bssid and essid may be valid (if wpa_set and essid_set
1886	 * are true) as thy carry the value set by the user via iwconfig
1887	 */
1888	struct ieee80211_network current_network;
1889
1890	enum ieee80211_state state;
1891
1892	int short_slot;
1893	int reg_mode;
1894	int mode;       /* A, B, G */
1895	int modulation; /* CCK, OFDM */
1896	int freq_band;  /* 2.4Ghz, 5.2Ghz, Mixed */
1897	int abg_true;   /* ABG flag              */
1898
1899	/* used for forcing the ibss workqueue to terminate
1900	 * without wait for the syncro scan to terminate
1901	 */
1902	short sync_scan_hurryup;
1903
1904	int perfect_rssi;
1905	int worst_rssi;
1906
1907	u16 prev_seq_ctl;       /* used to drop duplicate frames */
1908
1909	/* map of allowed channels. 0 is dummy */
1910	// FIXME: remember to default to a basic channel plan depending of the PHY type
1911	void *pDot11dInfo;
1912	bool bGlobalDomain;
1913	int rate;       /* current rate */
1914	int basic_rate;
1915	//FIXME: pleace callback, see if redundant with softmac_features
1916	short active_scan;
1917
1918	/* this contains flags for selectively enable softmac support */
1919	u16 softmac_features;
1920
1921	/* if the sequence control field is not filled by HW */
1922	u16 seq_ctrl[5];
1923
1924	/* association procedure transaction sequence number */
1925	u16 associate_seq;
1926
1927	/* AID for RTXed association responses */
1928	u16 assoc_id;
1929
1930	/* power save mode related*/
1931	short ps;
1932	short sta_sleep;
1933	int ps_timeout;
1934	int ps_period;
1935	struct tasklet_struct ps_task;
1936	u32 ps_th;
1937	u32 ps_tl;
1938
1939	short raw_tx;
1940	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
1941	short queue_stop;
1942	short scanning;
1943	short proto_started;
1944
1945	struct semaphore wx_sem;
1946	struct semaphore scan_sem;
1947
1948	spinlock_t mgmt_tx_lock;
1949	spinlock_t beacon_lock;
1950
1951	short beacon_txing;
1952
1953	short wap_set;
1954	short ssid_set;
1955
1956	u8  wpax_type_set;    //{added by David, 2006.9.28}
1957	u32 wpax_type_notify; //{added by David, 2006.9.26}
1958
1959	/* QoS related flag */
1960	char init_wmmparam_flag;
1961	/* set on initialization */
1962	u8  qos_support;
1963
1964	/* for discarding duplicated packets in IBSS */
1965	struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1966
1967	/* for discarding duplicated packets in BSS */
1968	u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1969	u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1970	unsigned long last_packet_time[17];
1971
1972	/* for PS mode */
1973	unsigned long last_rx_ps_time;
1974
1975	/* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1976	struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1977	int mgmt_queue_head;
1978	int mgmt_queue_tail;
1979//{ added for rtl819x
1980#define IEEE80211_QUEUE_LIMIT 128
1981	u8 AsocRetryCount;
1982	unsigned int hw_header;
1983	struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
1984	struct sk_buff_head  skb_aggQ[MAX_QUEUE_SIZE];
1985	struct sk_buff_head  skb_drv_aggQ[MAX_QUEUE_SIZE];
1986	u32	sta_edca_param[4];
1987	bool aggregation;
1988	// Enable/Disable Rx immediate BA capability.
1989	bool enable_rx_imm_BA;
1990	bool bibsscoordinator;
1991
1992	//+by amy for DM ,080515
1993	//Dynamic Tx power for near/far range enable/Disable  , by amy , 2008-05-15
1994	bool	bdynamic_txpower_enable;
1995
1996	bool bCTSToSelfEnable;
1997	u8	CTSToSelfTH;
1998
1999	u32	fsync_time_interval;
2000	u32	fsync_rate_bitmap;
2001	u8	fsync_rssi_threshold;
2002	bool	bfsync_enable;
2003
2004	u8	fsync_multiple_timeinterval;		// FsyncMultipleTimeInterval * FsyncTimeInterval
2005	u32	fsync_firstdiff_ratethreshold;		// low threshold
2006	u32	fsync_seconddiff_ratethreshold;	 // decrease threshold
2007	Fsync_State			fsync_state;
2008	bool		bis_any_nonbepkts;
2009	//20Mhz 40Mhz AutoSwitch Threshold
2010	bandwidth_autoswitch bandwidth_auto_switch;
2011	//for txpower tracking
2012	bool FwRWRF;
2013
2014	//added by amy for AP roaming
2015	RT_LINK_DETECT_T	LinkDetectInfo;
2016	//added by amy for ps
2017	RT_POWER_SAVE_CONTROL	PowerSaveControl;
2018//}
2019	/* used if IEEE_SOFTMAC_TX_QUEUE is set */
2020	struct  tx_pending_t tx_pending;
2021
2022	/* used if IEEE_SOFTMAC_ASSOCIATE is set */
2023	struct timer_list associate_timer;
2024
2025	/* used if IEEE_SOFTMAC_BEACONS is set */
2026	struct timer_list beacon_timer;
2027	struct work_struct associate_complete_wq;
2028	struct work_struct associate_procedure_wq;
2029	struct delayed_work softmac_scan_wq;
2030	struct delayed_work associate_retry_wq;
2031	 struct delayed_work start_ibss_wq;
2032	struct work_struct wx_sync_scan_wq;
2033	struct workqueue_struct *wq;
2034	// Qos related. Added by Annie, 2005-11-01.
2035	//STA_QOS  StaQos;
2036
2037	//u32 STA_EDCA_PARAM[4];
2038	//CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2039
2040
2041	/* Callback functions */
2042	void (*set_security)(struct net_device *dev,
2043			     struct ieee80211_security *sec);
2044
2045	/* Used to TX data frame by using txb structs.
2046	 * this is not used if in the softmac_features
2047	 * is set the flag IEEE_SOFTMAC_TX_QUEUE
2048	 */
2049	int (*hard_start_xmit)(struct ieee80211_txb *txb,
2050			       struct net_device *dev);
2051
2052	int (*reset_port)(struct net_device *dev);
2053	int (*is_queue_full) (struct net_device *dev, int pri);
2054
2055	int (*handle_management) (struct net_device *dev,
2056				  struct ieee80211_network *network, u16 type);
2057	int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2058
2059	/* Softmac-generated frames (management) are TXed via this
2060	 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2061	 * not set. As some cards may have different HW queues that
2062	 * one might want to use for data and management frames
2063	 * the option to have two callbacks might be useful.
2064	 * This function can't sleep.
2065	 */
2066	int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2067			       struct net_device *dev);
2068
2069	/* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2070	 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2071	 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2072	 * then also management frames are sent via this callback.
2073	 * This function can't sleep.
2074	 */
2075	void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2076			       struct net_device *dev, int rate);
2077
2078	/* stops the HW queue for DATA frames. Useful to avoid
2079	 * waste time to TX data frame when we are reassociating
2080	 * This function can sleep.
2081	 */
2082	void (*data_hard_stop)(struct net_device *dev);
2083
2084	/* OK this is complementar to data_poll_hard_stop */
2085	void (*data_hard_resume)(struct net_device *dev);
2086
2087	/* ask to the driver to retune the radio .
2088	 * This function can sleep. the driver should ensure
2089	 * the radio has been swithced before return.
2090	 */
2091	void (*set_chan)(struct net_device *dev, short ch);
2092
2093	/* These are not used if the ieee stack takes care of
2094	 * scanning (IEEE_SOFTMAC_SCAN feature set).
2095	 * In this case only the set_chan is used.
2096	 *
2097	 * The syncro version is similar to the start_scan but
2098	 * does not return until all channels has been scanned.
2099	 * this is called in user context and should sleep,
2100	 * it is called in a work_queue when swithcing to ad-hoc mode
2101	 * or in behalf of iwlist scan when the card is associated
2102	 * and root user ask for a scan.
2103	 * the function stop_scan should stop both the syncro and
2104	 * background scanning and can sleep.
2105	 * The function start_scan should initiate the background
2106	 * scanning and can't sleep.
2107	 */
2108	void (*scan_syncro)(struct net_device *dev);
2109	void (*start_scan)(struct net_device *dev);
2110	void (*stop_scan)(struct net_device *dev);
2111
2112	/* indicate the driver that the link state is changed
2113	 * for example it may indicate the card is associated now.
2114	 * Driver might be interested in this to apply RX filter
2115	 * rules or simply light the LINK led
2116	 */
2117	void (*link_change)(struct net_device *dev);
2118
2119	/* these two function indicates to the HW when to start
2120	 * and stop to send beacons. This is used when the
2121	 * IEEE_SOFTMAC_BEACONS is not set. For now the
2122	 * stop_send_bacons is NOT guaranteed to be called only
2123	 * after start_send_beacons.
2124	 */
2125	void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
2126	void (*stop_send_beacons) (struct net_device *dev);
2127
2128	/* power save mode related */
2129	void (*sta_wake_up) (struct net_device *dev);
2130	void (*ps_request_tx_ack) (struct net_device *dev);
2131	void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2132	short (*ps_is_queue_empty) (struct net_device *dev);
2133	int (*handle_beacon) (struct net_device *dev, struct ieee80211_beacon *beacon, struct ieee80211_network *network);
2134	int (*handle_assoc_response) (struct net_device *dev, struct ieee80211_assoc_response_frame *resp, struct ieee80211_network *network);
2135
2136
2137	/* check whether Tx hw resource available */
2138	short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2139	//added by wb for HT related
2140//	void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2141	void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2142//	void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2143	bool (*GetNmodeSupportBySecCfg)(struct net_device *dev);
2144	void (*SetWirelessMode)(struct net_device *dev, u8 wireless_mode);
2145	bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device *dev);
2146	void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2147
2148	/* This must be the last item so that it points to the data
2149	 * allocated beyond this structure by alloc_ieee80211 */
2150	u8 priv[0];
2151};
2152
2153#define IEEE_A            (1<<0)
2154#define IEEE_B            (1<<1)
2155#define IEEE_G            (1<<2)
2156#define IEEE_N_24G		  (1<<4)
2157#define	IEEE_N_5G		  (1<<5)
2158#define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
2159
2160/* Generate a 802.11 header */
2161
2162/* Uses the channel change callback directly
2163 * instead of [start/stop] scan callbacks
2164 */
2165#define IEEE_SOFTMAC_SCAN (1<<2)
2166
2167/* Perform authentication and association handshake */
2168#define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2169
2170/* Generate probe requests */
2171#define IEEE_SOFTMAC_PROBERQ (1<<4)
2172
2173/* Generate respones to probe requests */
2174#define IEEE_SOFTMAC_PROBERS (1<<5)
2175
2176/* The ieee802.11 stack will manages the netif queue
2177 * wake/stop for the driver, taking care of 802.11
2178 * fragmentation. See softmac.c for details. */
2179#define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2180
2181/* Uses only the softmac_data_hard_start_xmit
2182 * even for TX management frames.
2183 */
2184#define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2185
2186/* Generate beacons.  The stack will enqueue beacons
2187 * to the card
2188 */
2189#define IEEE_SOFTMAC_BEACONS (1<<6)
2190
2191static inline void *ieee80211_priv(struct net_device *dev)
2192{
2193	return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2194}
2195
2196static inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2197{
2198	/* Single white space is for Linksys APs */
2199	if (essid_len == 1 && essid[0] == ' ')
2200		return 1;
2201
2202	/* Otherwise, if the entire essid is 0, we assume it is hidden */
2203	while (essid_len) {
2204		essid_len--;
2205		if (essid[essid_len] != '\0')
2206			return 0;
2207	}
2208
2209	return 1;
2210}
2211
2212static inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2213{
2214	/*
2215	 * It is possible for both access points and our device to support
2216	 * combinations of modes, so as long as there is one valid combination
2217	 * of ap/device supported modes, then return success
2218	 *
2219	 */
2220	if ((mode & IEEE_A) &&
2221	    (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2222	    (ieee->freq_band & IEEE80211_52GHZ_BAND))
2223		return 1;
2224
2225	if ((mode & IEEE_G) &&
2226	    (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2227	    (ieee->freq_band & IEEE80211_24GHZ_BAND))
2228		return 1;
2229
2230	if ((mode & IEEE_B) &&
2231	    (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2232	    (ieee->freq_band & IEEE80211_24GHZ_BAND))
2233		return 1;
2234
2235	return 0;
2236}
2237
2238static inline int ieee80211_get_hdrlen(u16 fc)
2239{
2240	int hdrlen = IEEE80211_3ADDR_LEN;
2241
2242	switch (WLAN_FC_GET_TYPE(fc)) {
2243	case IEEE80211_FTYPE_DATA:
2244		if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2245			hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2246		if(IEEE80211_QOS_HAS_SEQ(fc))
2247			hdrlen += 2; /* QOS ctrl*/
2248		break;
2249	case IEEE80211_FTYPE_CTL:
2250		switch (WLAN_FC_GET_STYPE(fc)) {
2251		case IEEE80211_STYPE_CTS:
2252		case IEEE80211_STYPE_ACK:
2253			hdrlen = IEEE80211_1ADDR_LEN;
2254			break;
2255		default:
2256			hdrlen = IEEE80211_2ADDR_LEN;
2257			break;
2258		}
2259		break;
2260	}
2261
2262	return hdrlen;
2263}
2264
2265static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
2266{
2267	switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2268	case IEEE80211_1ADDR_LEN:
2269		return ((struct ieee80211_hdr_1addr *)hdr)->payload;
2270	case IEEE80211_2ADDR_LEN:
2271		return ((struct ieee80211_hdr_2addr *)hdr)->payload;
2272	case IEEE80211_3ADDR_LEN:
2273		return ((struct ieee80211_hdr_3addr *)hdr)->payload;
2274	case IEEE80211_4ADDR_LEN:
2275		return ((struct ieee80211_hdr_4addr *)hdr)->payload;
2276	}
2277	return NULL;
2278}
2279
2280static inline int ieee80211_is_ofdm_rate(u8 rate)
2281{
2282	switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2283	case IEEE80211_OFDM_RATE_6MB:
2284	case IEEE80211_OFDM_RATE_9MB:
2285	case IEEE80211_OFDM_RATE_12MB:
2286	case IEEE80211_OFDM_RATE_18MB:
2287	case IEEE80211_OFDM_RATE_24MB:
2288	case IEEE80211_OFDM_RATE_36MB:
2289	case IEEE80211_OFDM_RATE_48MB:
2290	case IEEE80211_OFDM_RATE_54MB:
2291		return 1;
2292	}
2293	return 0;
2294}
2295
2296static inline int ieee80211_is_cck_rate(u8 rate)
2297{
2298	switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2299	case IEEE80211_CCK_RATE_1MB:
2300	case IEEE80211_CCK_RATE_2MB:
2301	case IEEE80211_CCK_RATE_5MB:
2302	case IEEE80211_CCK_RATE_11MB:
2303		return 1;
2304	}
2305	return 0;
2306}
2307
2308
2309/* ieee80211.c */
2310extern void free_ieee80211(struct net_device *dev);
2311extern struct net_device *alloc_ieee80211(int sizeof_priv);
2312
2313extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2314
2315/* ieee80211_tx.c */
2316
2317extern int ieee80211_encrypt_fragment(
2318	struct ieee80211_device *ieee,
2319	struct sk_buff *frag,
2320	int hdr_len);
2321
2322extern int ieee80211_xmit(struct sk_buff *skb,
2323			  struct net_device *dev);
2324extern void ieee80211_txb_free(struct ieee80211_txb *);
2325
2326
2327/* ieee80211_rx.c */
2328extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2329			struct ieee80211_rx_stats *rx_stats);
2330extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2331			     struct ieee80211_hdr_4addr *header,
2332			     struct ieee80211_rx_stats *stats);
2333
2334/* ieee80211_wx.c */
2335extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2336				 struct iw_request_info *info,
2337				 union iwreq_data *wrqu, char *key);
2338extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2339				   struct iw_request_info *info,
2340				   union iwreq_data *wrqu, char *key);
2341extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2342				   struct iw_request_info *info,
2343				   union iwreq_data *wrqu, char *key);
2344extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2345			    struct iw_request_info *info,
2346			    union iwreq_data *wrqu, char *extra);
2347extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2348			    struct iw_request_info *info,
2349			    union iwreq_data *wrqu, char *extra);
2350extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2351			       struct iw_request_info *info,
2352			       struct iw_param *data, char *extra);
2353extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2354			       struct iw_request_info *info,
2355			       union iwreq_data *wrqu, char *extra);
2356extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2357
2358/* ieee80211_softmac.c */
2359extern short ieee80211_is_54g(const struct ieee80211_network *net);
2360extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
2361extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2362			struct ieee80211_rx_stats *rx_stats, u16 type,
2363			u16 stype);
2364extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2365
2366void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta, u8 asRsn);
2367extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2368
2369extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2370extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2371extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2372extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2373extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2374extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2375extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2376extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2377extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2378extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2379extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2380extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2381extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2382extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2383extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2384extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2385extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2386extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2387extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2388extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2389extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2390extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2391extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2392extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2393extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2394extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2395
2396extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2397
2398/* ieee80211_crypt_ccmp&tkip&wep.c */
2399extern void ieee80211_tkip_null(void);
2400extern void ieee80211_wep_null(void);
2401extern void ieee80211_ccmp_null(void);
2402
2403int ieee80211_crypto_init(void);
2404void ieee80211_crypto_deinit(void);
2405int ieee80211_crypto_tkip_init(void);
2406void ieee80211_crypto_tkip_exit(void);
2407int ieee80211_crypto_ccmp_init(void);
2408void ieee80211_crypto_ccmp_exit(void);
2409int ieee80211_crypto_wep_init(void);
2410void ieee80211_crypto_wep_exit(void);
2411
2412/* ieee80211_softmac_wx.c */
2413
2414extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2415			    struct iw_request_info *info,
2416			    union iwreq_data *wrqu, char *ext);
2417
2418extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2419			 struct iw_request_info *info,
2420			 union iwreq_data *awrq,
2421			 char *extra);
2422
2423extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2424
2425extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2426			     struct iw_request_info *info,
2427			     union iwreq_data *wrqu, char *extra);
2428
2429extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2430			     struct iw_request_info *info,
2431			     union iwreq_data *wrqu, char *extra);
2432
2433extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2434			     union iwreq_data *wrqu, char *b);
2435
2436extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2437			     union iwreq_data *wrqu, char *b);
2438
2439extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2440			      struct iw_request_info *a,
2441			      union iwreq_data *wrqu, char *extra);
2442
2443extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2444			     union iwreq_data *wrqu, char *b);
2445
2446extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2447			     union iwreq_data *wrqu, char *b);
2448
2449extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2450			     union iwreq_data *wrqu, char *b);
2451
2452/* ieee80211_module.c */
2453extern int ieee80211_debug_init(void);
2454extern void ieee80211_debug_exit(void);
2455
2456//extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2457extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2458
2459
2460extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2461			       struct iw_request_info *info,
2462			       union iwreq_data *wrqu, char *extra);
2463
2464extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2465			     struct iw_request_info *info,
2466			     union iwreq_data *wrqu, char *extra);
2467
2468extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2469				 struct iw_request_info *info,
2470				 union iwreq_data *wrqu, char *extra);
2471
2472extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2473				 struct iw_request_info *info,
2474				 union iwreq_data *wrqu, char *extra);
2475
2476extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2477			     struct iw_request_info *info,
2478			     union iwreq_data *wrqu, char *extra);
2479
2480extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2481			     struct iw_request_info *info,
2482			     union iwreq_data *wrqu, char *extra);
2483//HT
2484#define MAX_RECEIVE_BUFFER_SIZE 9100  //
2485extern void HTDebugHTCapability(u8 *CapIE, u8 *TitleString );
2486extern void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString);
2487
2488void HTSetConnectBwMode(struct ieee80211_device *ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET    Offset);
2489extern void HTUpdateDefaultSetting(struct ieee80211_device *ieee);
2490extern void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap, u8 *len, u8 isEncrypt);
2491extern void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo, u8 *len, u8 isEncrypt);
2492extern void HTConstructRT2RTAggElement(struct ieee80211_device *ieee, u8 *posRT2RTAgg, u8 *len);
2493extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2494extern void HTInitializeHTInfo(struct ieee80211_device *ieee);
2495extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2496extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device *ieee, struct ieee80211_network *pNetwork);
2497extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device *ieee,   struct ieee80211_network *pNetwork);
2498extern u8 HTGetHighestMCSRate(struct ieee80211_device *ieee, u8 *pMCSRateSet, u8 *pMCSFilter);
2499extern u8 MCS_FILTER_ALL[];
2500extern u16 MCS_DATA_RATE[2][2][77] ;
2501extern u8 HTCCheck(struct ieee80211_device *ieee, u8 *pFrame);
2502//extern void HTSetConnectBwModeCallback(unsigned long data);
2503extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT  pHTInfo);
2504extern bool IsHTHalfNmodeAPs(struct ieee80211_device *ieee);
2505extern u16 HTHalfMcsToDataRate(struct ieee80211_device *ieee,  u8      nMcsRate);
2506extern u16 HTMcsToDataRate(struct ieee80211_device *ieee, u8 nMcsRate);
2507extern u16  TxCountToDataRate(struct ieee80211_device *ieee, u8 nDataRate);
2508//function in BAPROC.c
2509extern int ieee80211_rx_ADDBAReq(struct ieee80211_device *ieee,
2510				 struct sk_buff *skb);
2511extern int ieee80211_rx_ADDBARsp(struct ieee80211_device *ieee,
2512				 struct sk_buff *skb);
2513extern int ieee80211_rx_DELBA(struct ieee80211_device *ieee,struct sk_buff *skb);
2514extern void TsInitAddBA(struct ieee80211_device *ieee, PTX_TS_RECORD pTS,
2515			u8 Policy, u8 bOverwritePending);
2516extern void TsInitDelBA(struct ieee80211_device *ieee,
2517			PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2518extern void BaSetupTimeOut(unsigned long data);
2519extern void TxBaInactTimeout(unsigned long data);
2520extern void RxBaInactTimeout(unsigned long data);
2521extern void ResetBaEntry(PBA_RECORD pBA);
2522//function in TS.c
2523extern bool GetTs(
2524	struct ieee80211_device		*ieee,
2525	PTS_COMMON_INFO                 *ppTS,
2526	u8                              *Addr,
2527	u8                              TID,
2528	TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
2529	bool                            bAddNewTs
2530	);
2531extern void TSInitialize(struct ieee80211_device *ieee);
2532extern  void TsStartAddBaProcess(struct ieee80211_device *ieee, PTX_TS_RECORD   pTxTS);
2533extern void RemovePeerTS(struct ieee80211_device *ieee, u8 *Addr);
2534extern void RemoveAllTS(struct ieee80211_device *ieee);
2535void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2536
2537extern const long ieee80211_wlan_frequencies[];
2538
2539static inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2540{
2541	ieee->scans++;
2542}
2543
2544static inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2545{
2546	return ieee->scans;
2547}
2548
2549static inline const char *escape_essid(const char *essid, u8 essid_len) {
2550	static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2551
2552	if (ieee80211_is_empty_essid(essid, essid_len)) {
2553		memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2554		return escaped;
2555	}
2556
2557	snprintf(escaped, sizeof(escaped), "%*pEn", essid_len, essid);
2558	return escaped;
2559}
2560
2561/* For the function is more related to hardware setting, it's better to use the
2562 * ieee handler to refer to it.
2563 */
2564extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2565extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2566extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2567		struct ieee80211_info_element *info_element,
2568		u16 length,
2569		struct ieee80211_network *network,
2570		struct ieee80211_rx_stats *stats);
2571
2572void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb **prxbIndicateArray,u8  index);
2573#define RT_ASOC_RETRY_LIMIT	5
2574#endif /* IEEE80211_H */
2575