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 */
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 || \
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
363 typedef 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
489 typedef 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
497 typedef 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
504 typedef enum _BA_ACTION{
505 ACT_ADDBAREQ = 0,
506 ACT_ADDBARSP = 1,
507 ACT_DELBA = 2,
508 } BA_ACTION, *PBA_ACTION;
509
510 typedef 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
519 extern u32 ieee80211_debug_level;
520 #define IEEE80211_DEBUG(level, fmt, args...) \
521 do { 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
630 struct 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 */
675 enum 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 */
709 enum 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
815 struct 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. */
826 struct 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
897 struct 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
906 struct 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
930 struct 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
961 struct 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 ,-------------------------------------------------------------------.
978 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
979 |------|------|---------|---------|---------|------|---------|------|
980 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
981 | | tion | (BSSID) | | | ence | data | |
982 `-------------------------------------------------------------------'
983 Total: 28-2340 bytes
984 */
985
986 /* Management Frame Information Element Types */
987 enum 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. */
1023 struct ieee80211_hdr {
1024 __le16 frame_ctl;
1025 __le16 duration_id;
1026 u8 payload[0];
1027 } __packed;
1028
1029 struct ieee80211_hdr_1addr {
1030 __le16 frame_ctl;
1031 __le16 duration_id;
1032 u8 addr1[ETH_ALEN];
1033 u8 payload[0];
1034 } __packed;
1035
1036 struct 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
1044 struct 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
1054 struct 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
1065 struct 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
1076 struct 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
1088 struct ieee80211_info_element {
1089 u8 id;
1090 u8 len;
1091 u8 data[0];
1092 } __packed;
1093
1094 struct 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
1103 struct ieee80211_disassoc {
1104 struct ieee80211_hdr_3addr header;
1105 __le16 reason;
1106 } __packed;
1107
1108 struct ieee80211_probe_request {
1109 struct ieee80211_hdr_3addr header;
1110 /* SSID, supported rates */
1111 struct ieee80211_info_element info_element[0];
1112 } __packed;
1113
1114 struct 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
1127 struct 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
1135 struct 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
1144 struct 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
1152 struct 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
1164 struct 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
1170 struct 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
1177 typedef 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
1235 struct 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
1245 struct ieee80211_qos_ac_parameter {
1246 u8 aci_aifsn;
1247 u8 ecw_min_max;
1248 __le16 tx_op_limit;
1249 } __packed;
1250
1251 struct 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
1257 struct 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
1265 struct 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
1273 struct ieee80211_tim_parameters {
1274 u8 tim_count;
1275 u8 tim_period;
1276 } __packed;
1277
1278 //#else
1279 struct ieee80211_wmm_ac_param {
1280 u8 ac_aci_acm_aifsn;
1281 u8 ac_ecwmin_ecwmax;
1282 u16 ac_txop_limit;
1283 };
1284
1285 struct ieee80211_wmm_ts_info {
1286 u8 ac_dir_tid;
1287 u8 ac_up_psb;
1288 u8 reserved;
1289 } __packed;
1290
1291 struct 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;
1309 enum eap_type {
1310 EAP_PACKET = 0,
1311 EAPOL_START,
1312 EAPOL_LOGOFF,
1313 EAPOL_KEY,
1314 EAPOL_ENCAP_ASF_ALERT
1315 };
1316
1317 static 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
eap_get_type(int type)1325 static 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
Frame_QoSTID(u8 * buf)1330 static 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
1341 struct eapol {
1342 u8 snap[6];
1343 u16 ethertype;
1344 u8 version;
1345 u8 type;
1346 u16 length;
1347 } __packed;
1348
1349 struct 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
1374 struct 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
1399 enum {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
1447 struct 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
1460 typedef enum _erp_t{
1461 ERP_NonERPpresent = 0x01,
1462 ERP_UseProtection = 0x02,
1463 ERP_BarkerPreambleMode = 0x04,
1464 } erp_t;
1465
1466
1467 struct 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
1538 enum 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
1596 typedef struct tx_pending_t{
1597 int frag;
1598 struct ieee80211_txb *txb;
1599 }tx_pending_t;
1600
1601 typedef 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
1613 typedef 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
1619 typedef enum _Fsync_State{
1620 Default_Fsync,
1621 HW_Fsync,
1622 SW_Fsync
1623 }Fsync_State;
1624
1625 // Power save mode configured.
1626 typedef 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
1633 typedef 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
1640 typedef 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
1647 typedef 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.
1653 typedef enum _RT_RF_POWER_STATE {
1654 eRfOn,
1655 eRfSleep,
1656 eRfOff
1657 }RT_RF_POWER_STATE;
1658
1659 typedef 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
1705 typedef 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
1712 typedef 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
1728 typedef 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
1744 struct 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
ieee80211_priv(struct net_device * dev)2191 static inline void *ieee80211_priv(struct net_device *dev)
2192 {
2193 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2194 }
2195
ieee80211_is_empty_essid(const char * essid,int essid_len)2196 static 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
ieee80211_is_valid_mode(struct ieee80211_device * ieee,int mode)2212 static 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
ieee80211_get_hdrlen(u16 fc)2238 static 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
ieee80211_get_payload(struct ieee80211_hdr * hdr)2265 static 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
ieee80211_is_ofdm_rate(u8 rate)2280 static 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
ieee80211_is_cck_rate(u8 rate)2296 static 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 */
2310 extern void free_ieee80211(struct net_device *dev);
2311 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2312
2313 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2314
2315 /* ieee80211_tx.c */
2316
2317 extern int ieee80211_encrypt_fragment(
2318 struct ieee80211_device *ieee,
2319 struct sk_buff *frag,
2320 int hdr_len);
2321
2322 extern int ieee80211_xmit(struct sk_buff *skb,
2323 struct net_device *dev);
2324 extern void ieee80211_txb_free(struct ieee80211_txb *);
2325
2326
2327 /* ieee80211_rx.c */
2328 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2329 struct ieee80211_rx_stats *rx_stats);
2330 extern 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 */
2335 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2336 struct iw_request_info *info,
2337 union iwreq_data *wrqu, char *key);
2338 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2339 struct iw_request_info *info,
2340 union iwreq_data *wrqu, char *key);
2341 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2342 struct iw_request_info *info,
2343 union iwreq_data *wrqu, char *key);
2344 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2345 struct iw_request_info *info,
2346 union iwreq_data *wrqu, char *extra);
2347 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2348 struct iw_request_info *info,
2349 union iwreq_data *wrqu, char *extra);
2350 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2351 struct iw_request_info *info,
2352 struct iw_param *data, char *extra);
2353 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2354 struct iw_request_info *info,
2355 union iwreq_data *wrqu, char *extra);
2356 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2357
2358 /* ieee80211_softmac.c */
2359 extern short ieee80211_is_54g(const struct ieee80211_network *net);
2360 extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
2361 extern 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);
2364 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2365
2366 void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta, u8 asRsn);
2367 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2368
2369 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2370 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2371 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2372 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2373 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2374 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2375 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2376 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2377 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2378 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2379 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2380 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2381 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2382 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2383 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2384 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2385 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2386 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2387 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2388 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2389 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2390 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2391 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2392 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2393 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2394 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2395
2396 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2397
2398 /* ieee80211_crypt_ccmp&tkip&wep.c */
2399 extern void ieee80211_tkip_null(void);
2400 extern void ieee80211_wep_null(void);
2401 extern void ieee80211_ccmp_null(void);
2402
2403 int ieee80211_crypto_init(void);
2404 void ieee80211_crypto_deinit(void);
2405 int ieee80211_crypto_tkip_init(void);
2406 void ieee80211_crypto_tkip_exit(void);
2407 int ieee80211_crypto_ccmp_init(void);
2408 void ieee80211_crypto_ccmp_exit(void);
2409 int ieee80211_crypto_wep_init(void);
2410 void ieee80211_crypto_wep_exit(void);
2411
2412 /* ieee80211_softmac_wx.c */
2413
2414 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2415 struct iw_request_info *info,
2416 union iwreq_data *wrqu, char *ext);
2417
2418 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2419 struct iw_request_info *info,
2420 union iwreq_data *awrq,
2421 char *extra);
2422
2423 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2424
2425 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2426 struct iw_request_info *info,
2427 union iwreq_data *wrqu, char *extra);
2428
2429 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2430 struct iw_request_info *info,
2431 union iwreq_data *wrqu, char *extra);
2432
2433 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2434 union iwreq_data *wrqu, char *b);
2435
2436 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2437 union iwreq_data *wrqu, char *b);
2438
2439 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2440 struct iw_request_info *a,
2441 union iwreq_data *wrqu, char *extra);
2442
2443 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2444 union iwreq_data *wrqu, char *b);
2445
2446 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2447 union iwreq_data *wrqu, char *b);
2448
2449 extern 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 */
2453 extern int ieee80211_debug_init(void);
2454 extern void ieee80211_debug_exit(void);
2455
2456 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2457 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2458
2459
2460 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2461 struct iw_request_info *info,
2462 union iwreq_data *wrqu, char *extra);
2463
2464 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2465 struct iw_request_info *info,
2466 union iwreq_data *wrqu, char *extra);
2467
2468 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2469 struct iw_request_info *info,
2470 union iwreq_data *wrqu, char *extra);
2471
2472 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2473 struct iw_request_info *info,
2474 union iwreq_data *wrqu, char *extra);
2475
2476 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2477 struct iw_request_info *info,
2478 union iwreq_data *wrqu, char *extra);
2479
2480 extern 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 //
2485 extern void HTDebugHTCapability(u8 *CapIE, u8 *TitleString );
2486 extern void HTDebugHTInfo(u8 *InfoIE, u8 *TitleString);
2487
2488 void HTSetConnectBwMode(struct ieee80211_device *ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2489 extern void HTUpdateDefaultSetting(struct ieee80211_device *ieee);
2490 extern void HTConstructCapabilityElement(struct ieee80211_device *ieee, u8 *posHTCap, u8 *len, u8 isEncrypt);
2491 extern void HTConstructInfoElement(struct ieee80211_device *ieee, u8 *posHTInfo, u8 *len, u8 isEncrypt);
2492 extern void HTConstructRT2RTAggElement(struct ieee80211_device *ieee, u8 *posRT2RTAgg, u8 *len);
2493 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2494 extern void HTInitializeHTInfo(struct ieee80211_device *ieee);
2495 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2496 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device *ieee, struct ieee80211_network *pNetwork);
2497 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device *ieee, struct ieee80211_network *pNetwork);
2498 extern u8 HTGetHighestMCSRate(struct ieee80211_device *ieee, u8 *pMCSRateSet, u8 *pMCSFilter);
2499 extern u8 MCS_FILTER_ALL[];
2500 extern u16 MCS_DATA_RATE[2][2][77] ;
2501 extern u8 HTCCheck(struct ieee80211_device *ieee, u8 *pFrame);
2502 //extern void HTSetConnectBwModeCallback(unsigned long data);
2503 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo);
2504 extern bool IsHTHalfNmodeAPs(struct ieee80211_device *ieee);
2505 extern u16 HTHalfMcsToDataRate(struct ieee80211_device *ieee, u8 nMcsRate);
2506 extern u16 HTMcsToDataRate(struct ieee80211_device *ieee, u8 nMcsRate);
2507 extern u16 TxCountToDataRate(struct ieee80211_device *ieee, u8 nDataRate);
2508 //function in BAPROC.c
2509 extern int ieee80211_rx_ADDBAReq(struct ieee80211_device *ieee,
2510 struct sk_buff *skb);
2511 extern int ieee80211_rx_ADDBARsp(struct ieee80211_device *ieee,
2512 struct sk_buff *skb);
2513 extern int ieee80211_rx_DELBA(struct ieee80211_device *ieee,struct sk_buff *skb);
2514 extern void TsInitAddBA(struct ieee80211_device *ieee, PTX_TS_RECORD pTS,
2515 u8 Policy, u8 bOverwritePending);
2516 extern void TsInitDelBA(struct ieee80211_device *ieee,
2517 PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2518 extern void BaSetupTimeOut(unsigned long data);
2519 extern void TxBaInactTimeout(unsigned long data);
2520 extern void RxBaInactTimeout(unsigned long data);
2521 extern void ResetBaEntry(PBA_RECORD pBA);
2522 //function in TS.c
2523 extern 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 );
2531 extern void TSInitialize(struct ieee80211_device *ieee);
2532 extern void TsStartAddBaProcess(struct ieee80211_device *ieee, PTX_TS_RECORD pTxTS);
2533 extern void RemovePeerTS(struct ieee80211_device *ieee, u8 *Addr);
2534 extern void RemoveAllTS(struct ieee80211_device *ieee);
2535 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2536
2537 extern const long ieee80211_wlan_frequencies[];
2538
ieee80211_increment_scans(struct ieee80211_device * ieee)2539 static inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2540 {
2541 ieee->scans++;
2542 }
2543
ieee80211_get_scans(struct ieee80211_device * ieee)2544 static inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2545 {
2546 return ieee->scans;
2547 }
2548
escape_essid(const char * essid,u8 essid_len)2549 static 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 */
2564 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2565 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2566 extern 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
2572 void 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