First Support on Ginger and OMAP TI
[linux-ginger.git] / drivers / staging / rtl8192e / ieee80211 / ieee80211.h
blob83c8452de378a41146318b12ef393f80da68f2b3
1 /*
2 * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11
3 * remains copyright by the original authors
5 * Portions of the merged code are based on Host AP (software wireless
6 * LAN access point) driver for Intersil Prism2/2.5/3.
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>
12 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13 * <jketreno@linux.intel.com>
14 * Copyright (c) 2004, Intel Corporation
16 * Modified for Realtek's wi-fi cards by Andrea Merello
17 * <andreamrl@tiscali.it>
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.
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/version.h>
29 #include <linux/module.h>
30 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
31 #include <linux/jiffies.h>
32 #else
33 #include <linux/jffs.h>
34 #include <linux/tqueue.h>
35 #endif
36 #include <linux/timer.h>
37 #include <linux/sched.h>
39 #include <linux/delay.h>
40 #include <linux/wireless.h>
42 #include "rtl819x_HT.h"
43 #include "rtl819x_BA.h"
44 #include "rtl819x_TS.h"
46 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20))
47 #ifndef bool
48 typedef enum{false = 0, true} bool;
49 #endif
50 #endif
52 #ifndef IW_MODE_MONITOR
53 #define IW_MODE_MONITOR 6
54 #endif
56 #ifndef IWEVCUSTOM
57 #define IWEVCUSTOM 0x8c02
58 #endif
60 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
61 #ifndef __bitwise
62 #define __bitwise __attribute__((bitwise))
63 #endif
64 typedef __u16 __le16;
65 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,27))
66 struct iw_spy_data{
67 /* --- Standard spy support --- */
68 int spy_number;
69 u_char spy_address[IW_MAX_SPY][ETH_ALEN];
70 struct iw_quality spy_stat[IW_MAX_SPY];
71 /* --- Enhanced spy support (event) */
72 struct iw_quality spy_thr_low; /* Low threshold */
73 struct iw_quality spy_thr_high; /* High threshold */
74 u_char spy_thr_under[IW_MAX_SPY];
76 #endif
77 #endif
79 #ifndef container_of
80 /**
81 * container_of - cast a member of a structure out to the containing structure
83 * @ptr: the pointer to the member.
84 * @type: the type of the container struct this is embedded in.
85 * @member: the name of the member within the struct.
88 #define container_of(ptr, type, member) ({ \
89 const typeof( ((type *)0)->member ) *__mptr = (ptr); \
90 (type *)( (char *)__mptr - offsetof(type,member) );})
91 #endif
93 #define KEY_TYPE_NA 0x0
94 #define KEY_TYPE_WEP40 0x1
95 #define KEY_TYPE_TKIP 0x2
96 #define KEY_TYPE_CCMP 0x4
97 #define KEY_TYPE_WEP104 0x5
99 /* added for rtl819x tx procedure */
100 #define MAX_QUEUE_SIZE 0x10
103 // 8190 queue mapping
105 #define BK_QUEUE 0
106 #define BE_QUEUE 1
107 #define VI_QUEUE 2
108 #define VO_QUEUE 3
109 #define HCCA_QUEUE 4
110 #define TXCMD_QUEUE 5
111 #define MGNT_QUEUE 6
112 #define HIGH_QUEUE 7
113 #define BEACON_QUEUE 8
115 #define LOW_QUEUE BE_QUEUE
116 #define NORMAL_QUEUE MGNT_QUEUE
118 //added by amy for ps
119 #define SWRF_TIMEOUT 50
121 //added by amy for LEAP related
122 #define IE_CISCO_FLAG_POSITION 0x08 // Flag byte: byte 8, numbered from 0.
123 #define SUPPORT_CKIP_MIC 0x08 // bit3
124 #define SUPPORT_CKIP_PK 0x10 // bit4
125 /* defined for skb cb field */
126 /* At most 28 byte */
127 typedef struct cb_desc {
128 /* Tx Desc Related flags (8-9) */
129 u8 bLastIniPkt:1;
130 u8 bCmdOrInit:1;
131 u8 bFirstSeg:1;
132 u8 bLastSeg:1;
133 u8 bEncrypt:1;
134 u8 bTxDisableRateFallBack:1;
135 u8 bTxUseDriverAssingedRate:1;
136 u8 bHwSec:1; //indicate whether use Hw security. WB
138 u8 reserved1;
140 /* Tx Firmware Relaged flags (10-11)*/
141 u8 bCTSEnable:1;
142 u8 bRTSEnable:1;
143 u8 bUseShortGI:1;
144 u8 bUseShortPreamble:1;
145 u8 bTxEnableFwCalcDur:1;
146 u8 bAMPDUEnable:1;
147 u8 bRTSSTBC:1;
148 u8 RTSSC:1;
150 u8 bRTSBW:1;
151 u8 bPacketBW:1;
152 u8 bRTSUseShortPreamble:1;
153 u8 bRTSUseShortGI:1;
154 u8 bMulticast:1;
155 u8 bBroadcast:1;
156 //u8 reserved2:2;
157 u8 drv_agg_enable:1;
158 u8 reserved2:1;
160 /* Tx Desc related element(12-19) */
161 u8 rata_index;
162 u8 queue_index;
163 //u8 reserved3;
164 //u8 reserved4;
165 u16 txbuf_size;
166 //u8 reserved5;
167 u8 RATRIndex;
168 u8 reserved6;
169 u8 reserved7;
170 u8 reserved8;
172 /* Tx firmware related element(20-27) */
173 u8 data_rate;
174 u8 rts_rate;
175 u8 ampdu_factor;
176 u8 ampdu_density;
177 //u8 reserved9;
178 //u8 reserved10;
179 //u8 reserved11;
180 u8 DrvAggrNum;
181 u16 pkt_size;
182 u8 reserved12;
183 }cb_desc, *pcb_desc;
185 /*--------------------------Define -------------------------------------------*/
186 #define MGN_1M 0x02
187 #define MGN_2M 0x04
188 #define MGN_5_5M 0x0b
189 #define MGN_11M 0x16
191 #define MGN_6M 0x0c
192 #define MGN_9M 0x12
193 #define MGN_12M 0x18
194 #define MGN_18M 0x24
195 #define MGN_24M 0x30
196 #define MGN_36M 0x48
197 #define MGN_48M 0x60
198 #define MGN_54M 0x6c
200 #define MGN_MCS0 0x80
201 #define MGN_MCS1 0x81
202 #define MGN_MCS2 0x82
203 #define MGN_MCS3 0x83
204 #define MGN_MCS4 0x84
205 #define MGN_MCS5 0x85
206 #define MGN_MCS6 0x86
207 #define MGN_MCS7 0x87
208 #define MGN_MCS8 0x88
209 #define MGN_MCS9 0x89
210 #define MGN_MCS10 0x8a
211 #define MGN_MCS11 0x8b
212 #define MGN_MCS12 0x8c
213 #define MGN_MCS13 0x8d
214 #define MGN_MCS14 0x8e
215 #define MGN_MCS15 0x8f
217 //----------------------------------------------------------------------------
218 // 802.11 Management frame Reason Code field
219 //----------------------------------------------------------------------------
220 enum _ReasonCode{
221 unspec_reason = 0x1,
222 auth_not_valid = 0x2,
223 deauth_lv_ss = 0x3,
224 inactivity = 0x4,
225 ap_overload = 0x5,
226 class2_err = 0x6,
227 class3_err = 0x7,
228 disas_lv_ss = 0x8,
229 asoc_not_auth = 0x9,
231 //----MIC_CHECK
232 mic_failure = 0xe,
233 //----END MIC_CHECK
235 // Reason code defined in 802.11i D10.0 p.28.
236 invalid_IE = 0x0d,
237 four_way_tmout = 0x0f,
238 two_way_tmout = 0x10,
239 IE_dismatch = 0x11,
240 invalid_Gcipher = 0x12,
241 invalid_Pcipher = 0x13,
242 invalid_AKMP = 0x14,
243 unsup_RSNIEver = 0x15,
244 invalid_RSNIE = 0x16,
245 auth_802_1x_fail= 0x17,
246 ciper_reject = 0x18,
248 // Reason code defined in 7.3.1.7, 802.1e D13.0, p.42. Added by Annie, 2005-11-15.
249 QoS_unspec = 0x20, // 32
250 QAP_bandwidth = 0x21, // 33
251 poor_condition = 0x22, // 34
252 no_facility = 0x23, // 35
253 // Where is 36???
254 req_declined = 0x25, // 37
255 invalid_param = 0x26, // 38
256 req_not_honored= 0x27, // 39
257 TS_not_created = 0x2F, // 47
258 DL_not_allowed = 0x30, // 48
259 dest_not_exist = 0x31, // 49
260 dest_not_QSTA = 0x32, // 50
265 #define aSifsTime (((priv->ieee80211->current_network.mode == IEEE_A)||(priv->ieee80211->current_network.mode == IEEE_N_24G)||(priv->ieee80211->current_network.mode == IEEE_N_5G))? 16 : 10)
267 #define MGMT_QUEUE_NUM 5
269 #define IEEE_CMD_SET_WPA_PARAM 1
270 #define IEEE_CMD_SET_WPA_IE 2
271 #define IEEE_CMD_SET_ENCRYPTION 3
272 #define IEEE_CMD_MLME 4
274 #define IEEE_PARAM_WPA_ENABLED 1
275 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
276 #define IEEE_PARAM_DROP_UNENCRYPTED 3
277 #define IEEE_PARAM_PRIVACY_INVOKED 4
278 #define IEEE_PARAM_AUTH_ALGS 5
279 #define IEEE_PARAM_IEEE_802_1X 6
280 //It should consistent with the driver_XXX.c
281 // David, 2006.9.26
282 #define IEEE_PARAM_WPAX_SELECT 7
283 //Added for notify the encryption type selection
284 // David, 2006.9.26
285 #define IEEE_PROTO_WPA 1
286 #define IEEE_PROTO_RSN 2
287 //Added for notify the encryption type selection
288 // David, 2006.9.26
289 #define IEEE_WPAX_USEGROUP 0
290 #define IEEE_WPAX_WEP40 1
291 #define IEEE_WPAX_TKIP 2
292 #define IEEE_WPAX_WRAP 3
293 #define IEEE_WPAX_CCMP 4
294 #define IEEE_WPAX_WEP104 5
296 #define IEEE_KEY_MGMT_IEEE8021X 1
297 #define IEEE_KEY_MGMT_PSK 2
299 #define IEEE_MLME_STA_DEAUTH 1
300 #define IEEE_MLME_STA_DISASSOC 2
303 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
304 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
305 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
306 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
307 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
308 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
311 #define IEEE_CRYPT_ALG_NAME_LEN 16
313 #define MAX_IE_LEN 0xff
315 // added for kernel conflict
316 #define ieee80211_crypt_deinit_entries ieee80211_crypt_deinit_entries_rsl
317 #define ieee80211_crypt_deinit_handler ieee80211_crypt_deinit_handler_rsl
318 #define ieee80211_crypt_delayed_deinit ieee80211_crypt_delayed_deinit_rsl
319 #define ieee80211_register_crypto_ops ieee80211_register_crypto_ops_rsl
320 #define ieee80211_unregister_crypto_ops ieee80211_unregister_crypto_ops_rsl
321 #define ieee80211_get_crypto_ops ieee80211_get_crypto_ops_rsl
323 #define ieee80211_ccmp_null ieee80211_ccmp_null_rsl
325 #define ieee80211_tkip_null ieee80211_tkip_null_rsl
327 #define ieee80211_wep_null ieee80211_wep_null_rsl
329 #define free_ieee80211 free_ieee80211_rsl
330 #define alloc_ieee80211 alloc_ieee80211_rsl
332 #define ieee80211_rx ieee80211_rx_rsl
333 #define ieee80211_rx_mgt ieee80211_rx_mgt_rsl
335 #define ieee80211_get_beacon ieee80211_get_beacon_rsl
336 #define ieee80211_wake_queue ieee80211_wake_queue_rsl
337 #define ieee80211_stop_queue ieee80211_stop_queue_rsl
338 #define ieee80211_reset_queue ieee80211_reset_queue_rsl
339 #define ieee80211_softmac_stop_protocol ieee80211_softmac_stop_protocol_rsl
340 #define ieee80211_softmac_start_protocol ieee80211_softmac_start_protocol_rsl
341 #define ieee80211_is_shortslot ieee80211_is_shortslot_rsl
342 #define ieee80211_is_54g ieee80211_is_54g_rsl
343 #define ieee80211_wpa_supplicant_ioctl ieee80211_wpa_supplicant_ioctl_rsl
344 #define ieee80211_ps_tx_ack ieee80211_ps_tx_ack_rsl
345 #define ieee80211_softmac_xmit ieee80211_softmac_xmit_rsl
346 #define ieee80211_stop_send_beacons ieee80211_stop_send_beacons_rsl
347 #define notify_wx_assoc_event notify_wx_assoc_event_rsl
348 #define SendDisassociation SendDisassociation_rsl
349 #define ieee80211_disassociate ieee80211_disassociate_rsl
350 #define ieee80211_start_send_beacons ieee80211_start_send_beacons_rsl
351 #define ieee80211_stop_scan ieee80211_stop_scan_rsl
352 #define ieee80211_send_probe_requests ieee80211_send_probe_requests_rsl
353 #define ieee80211_softmac_scan_syncro ieee80211_softmac_scan_syncro_rsl
354 #define ieee80211_start_scan_syncro ieee80211_start_scan_syncro_rsl
356 #define ieee80211_wx_get_essid ieee80211_wx_get_essid_rsl
357 #define ieee80211_wx_set_essid ieee80211_wx_set_essid_rsl
358 #define ieee80211_wx_set_rate ieee80211_wx_set_rate_rsl
359 #define ieee80211_wx_get_rate ieee80211_wx_get_rate_rsl
360 #define ieee80211_wx_set_wap ieee80211_wx_set_wap_rsl
361 #define ieee80211_wx_get_wap ieee80211_wx_get_wap_rsl
362 #define ieee80211_wx_set_mode ieee80211_wx_set_mode_rsl
363 #define ieee80211_wx_get_mode ieee80211_wx_get_mode_rsl
364 #define ieee80211_wx_set_scan ieee80211_wx_set_scan_rsl
365 #define ieee80211_wx_get_freq ieee80211_wx_get_freq_rsl
366 #define ieee80211_wx_set_freq ieee80211_wx_set_freq_rsl
367 #define ieee80211_wx_set_rawtx ieee80211_wx_set_rawtx_rsl
368 #define ieee80211_wx_get_name ieee80211_wx_get_name_rsl
369 #define ieee80211_wx_set_power ieee80211_wx_set_power_rsl
370 #define ieee80211_wx_get_power ieee80211_wx_get_power_rsl
371 #define ieee80211_wlan_frequencies ieee80211_wlan_frequencies_rsl
372 #define ieee80211_wx_set_rts ieee80211_wx_set_rts_rsl
373 #define ieee80211_wx_get_rts ieee80211_wx_get_rts_rsl
375 #define ieee80211_txb_free ieee80211_txb_free_rsl
377 #define ieee80211_wx_set_gen_ie ieee80211_wx_set_gen_ie_rsl
378 #define ieee80211_wx_get_scan ieee80211_wx_get_scan_rsl
379 #define ieee80211_wx_set_encode ieee80211_wx_set_encode_rsl
380 #define ieee80211_wx_get_encode ieee80211_wx_get_encode_rsl
381 #if WIRELESS_EXT >= 18
382 #define ieee80211_wx_set_mlme ieee80211_wx_set_mlme_rsl
383 #define ieee80211_wx_set_auth ieee80211_wx_set_auth_rsl
384 #define ieee80211_wx_set_encode_ext ieee80211_wx_set_encode_ext_rsl
385 #define ieee80211_wx_get_encode_ext ieee80211_wx_get_encode_ext_rsl
386 #endif
389 typedef struct ieee_param {
390 u32 cmd;
391 u8 sta_addr[ETH_ALEN];
392 union {
393 struct {
394 u8 name;
395 u32 value;
396 } wpa_param;
397 struct {
398 u32 len;
399 u8 reserved[32];
400 u8 data[0];
401 } wpa_ie;
402 struct{
403 int command;
404 int reason_code;
405 } mlme;
406 struct {
407 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
408 u8 set_tx;
409 u32 err;
410 u8 idx;
411 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
412 u16 key_len;
413 u8 key[0];
414 } crypt;
415 } u;
416 }ieee_param;
419 #if WIRELESS_EXT < 17
420 #define IW_QUAL_QUAL_INVALID 0x10
421 #define IW_QUAL_LEVEL_INVALID 0x20
422 #define IW_QUAL_NOISE_INVALID 0x40
423 #define IW_QUAL_QUAL_UPDATED 0x1
424 #define IW_QUAL_LEVEL_UPDATED 0x2
425 #define IW_QUAL_NOISE_UPDATED 0x4
426 #endif
428 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
429 static inline void tq_init(struct tq_struct * task, void(*func)(void *), void *data)
431 task->routine = func;
432 task->data = data;
433 //task->next = NULL;
434 INIT_LIST_HEAD(&task->list);
435 task->sync = 0;
437 #endif
439 // linux under 2.6.9 release may not support it, so modify it for common use
440 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9))
441 //#define MSECS(t) (1000 * ((t) / HZ) + 1000 * ((t) % HZ) / HZ)
442 #define MSECS(t) (HZ * ((t) / 1000) + (HZ * ((t) % 1000)) / 1000)
443 static inline unsigned long msleep_interruptible_rsl(unsigned int msecs)
445 unsigned long timeout = MSECS(msecs) + 1;
447 while (timeout) {
448 set_current_state(TASK_INTERRUPTIBLE);
449 timeout = schedule_timeout(timeout);
451 return timeout;
453 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,31))
454 static inline void msleep(unsigned int msecs)
456 unsigned long timeout = MSECS(msecs) + 1;
458 while (timeout) {
459 set_current_state(TASK_UNINTERRUPTIBLE);
460 timeout = schedule_timeout(timeout);
463 #endif
464 #else
465 #define MSECS(t) msecs_to_jiffies(t)
466 #define msleep_interruptible_rsl msleep_interruptible
467 #endif
469 #define IEEE80211_DATA_LEN 2304
470 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
471 6.2.1.1.2.
473 The figure in section 7.1.2 suggests a body size of up to 2312
474 bytes is allowed, which is a bit confusing, I suspect this
475 represents the 2304 bytes of real data, plus a possible 8 bytes of
476 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
477 #define IEEE80211_1ADDR_LEN 10
478 #define IEEE80211_2ADDR_LEN 16
479 #define IEEE80211_3ADDR_LEN 24
480 #define IEEE80211_4ADDR_LEN 30
481 #define IEEE80211_FCS_LEN 4
482 #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
483 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
484 #define IEEE80211_MGMT_HDR_LEN 24
485 #define IEEE80211_DATA_HDR3_LEN 24
486 #define IEEE80211_DATA_HDR4_LEN 30
488 #define MIN_FRAG_THRESHOLD 256U
489 #define MAX_FRAG_THRESHOLD 2346U
492 /* Frame control field constants */
493 #define IEEE80211_FCTL_VERS 0x0003
494 #define IEEE80211_FCTL_FTYPE 0x000c
495 #define IEEE80211_FCTL_STYPE 0x00f0
496 #define IEEE80211_FCTL_FRAMETYPE 0x00fc
497 #define IEEE80211_FCTL_TODS 0x0100
498 #define IEEE80211_FCTL_FROMDS 0x0200
499 #define IEEE80211_FCTL_DSTODS 0x0300 //added by david
500 #define IEEE80211_FCTL_MOREFRAGS 0x0400
501 #define IEEE80211_FCTL_RETRY 0x0800
502 #define IEEE80211_FCTL_PM 0x1000
503 #define IEEE80211_FCTL_MOREDATA 0x2000
504 #define IEEE80211_FCTL_WEP 0x4000
505 #define IEEE80211_FCTL_ORDER 0x8000
507 #define IEEE80211_FTYPE_MGMT 0x0000
508 #define IEEE80211_FTYPE_CTL 0x0004
509 #define IEEE80211_FTYPE_DATA 0x0008
511 /* management */
512 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
513 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
514 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
515 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
516 #define IEEE80211_STYPE_PROBE_REQ 0x0040
517 #define IEEE80211_STYPE_PROBE_RESP 0x0050
518 #define IEEE80211_STYPE_BEACON 0x0080
519 #define IEEE80211_STYPE_ATIM 0x0090
520 #define IEEE80211_STYPE_DISASSOC 0x00A0
521 #define IEEE80211_STYPE_AUTH 0x00B0
522 #define IEEE80211_STYPE_DEAUTH 0x00C0
523 #define IEEE80211_STYPE_MANAGE_ACT 0x00D0
525 /* control */
526 #define IEEE80211_STYPE_PSPOLL 0x00A0
527 #define IEEE80211_STYPE_RTS 0x00B0
528 #define IEEE80211_STYPE_CTS 0x00C0
529 #define IEEE80211_STYPE_ACK 0x00D0
530 #define IEEE80211_STYPE_CFEND 0x00E0
531 #define IEEE80211_STYPE_CFENDACK 0x00F0
532 #define IEEE80211_STYPE_BLOCKACK 0x0094
534 /* data */
535 #define IEEE80211_STYPE_DATA 0x0000
536 #define IEEE80211_STYPE_DATA_CFACK 0x0010
537 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
538 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
539 #define IEEE80211_STYPE_NULLFUNC 0x0040
540 #define IEEE80211_STYPE_CFACK 0x0050
541 #define IEEE80211_STYPE_CFPOLL 0x0060
542 #define IEEE80211_STYPE_CFACKPOLL 0x0070
543 #define IEEE80211_STYPE_QOS_DATA 0x0080 //added for WMM 2006/8/2
544 #define IEEE80211_STYPE_QOS_NULL 0x00C0
546 #define IEEE80211_SCTL_FRAG 0x000F
547 #define IEEE80211_SCTL_SEQ 0xFFF0
549 /* QOS control */
550 #define IEEE80211_QCTL_TID 0x000F
552 #define FC_QOS_BIT BIT7
553 #define IsDataFrame(pdu) ( ((pdu[0] & 0x0C)==0x08) ? true : false )
554 #define IsLegacyDataFrame(pdu) (IsDataFrame(pdu) && (!(pdu[0]&FC_QOS_BIT)) )
555 //added by wb. Is this right?
556 #define IsQoSDataFrame(pframe) ((*(u16*)pframe&(IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA)) == (IEEE80211_STYPE_QOS_DATA|IEEE80211_FTYPE_DATA))
557 #define Frame_Order(pframe) (*(u16*)pframe&IEEE80211_FCTL_ORDER)
558 #define SN_LESS(a, b) (((a-b)&0x800)!=0)
559 #define SN_EQUAL(a, b) (a == b)
560 #define MAX_DEV_ADDR_SIZE 8
561 typedef enum _ACT_CATEGORY{
562 ACT_CAT_QOS = 1,
563 ACT_CAT_DLS = 2,
564 ACT_CAT_BA = 3,
565 ACT_CAT_HT = 7,
566 ACT_CAT_WMM = 17,
567 } ACT_CATEGORY, *PACT_CATEGORY;
569 typedef enum _TS_ACTION{
570 ACT_ADDTSREQ = 0,
571 ACT_ADDTSRSP = 1,
572 ACT_DELTS = 2,
573 ACT_SCHEDULE = 3,
574 } TS_ACTION, *PTS_ACTION;
576 typedef enum _BA_ACTION{
577 ACT_ADDBAREQ = 0,
578 ACT_ADDBARSP = 1,
579 ACT_DELBA = 2,
580 } BA_ACTION, *PBA_ACTION;
582 typedef enum _InitialGainOpType{
583 IG_Backup=0,
584 IG_Restore,
585 IG_Max
586 }InitialGainOpType;
588 /* debug macros */
589 #define CONFIG_IEEE80211_DEBUG
590 #ifdef CONFIG_IEEE80211_DEBUG
591 extern u32 ieee80211_debug_level;
592 #define IEEE80211_DEBUG(level, fmt, args...) \
593 do { if (ieee80211_debug_level & (level)) \
594 printk(KERN_DEBUG "ieee80211: " fmt, ## args); } while (0)
595 //wb added to debug out data buf
596 //if you want print DATA buffer related BA, please set ieee80211_debug_level to DATA|BA
597 #define IEEE80211_DEBUG_DATA(level, data, datalen) \
598 do{ if ((ieee80211_debug_level & (level)) == (level)) \
600 int i; \
601 u8* pdata = (u8*) data; \
602 printk(KERN_DEBUG "ieee80211: %s()\n", __FUNCTION__); \
603 for(i=0; i<(int)(datalen); i++) \
605 printk("%2x ", pdata[i]); \
606 if ((i+1)%16 == 0) printk("\n"); \
608 printk("\n"); \
610 } while (0)
611 #else
612 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
613 #define IEEE80211_DEBUG_DATA(level, data, datalen) do {} while(0)
614 #endif /* CONFIG_IEEE80211_DEBUG */
616 /* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
618 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
619 #define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5]
622 * To use the debug system;
624 * If you are defining a new debug classification, simply add it to the #define
625 * list here in the form of:
627 * #define IEEE80211_DL_xxxx VALUE
629 * shifting value to the left one bit from the previous entry. xxxx should be
630 * the name of the classification (for example, WEP)
632 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
633 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
634 * to send output to that classification.
636 * To add your debug level to the list of levels seen when you perform
638 * % cat /proc/net/ipw/debug_level
640 * you simply need to add your entry to the ipw_debug_levels array.
642 * If you do not see debug_level in /proc/net/ipw then you do not have
643 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
647 #define IEEE80211_DL_INFO (1<<0)
648 #define IEEE80211_DL_WX (1<<1)
649 #define IEEE80211_DL_SCAN (1<<2)
650 #define IEEE80211_DL_STATE (1<<3)
651 #define IEEE80211_DL_MGMT (1<<4)
652 #define IEEE80211_DL_FRAG (1<<5)
653 #define IEEE80211_DL_EAP (1<<6)
654 #define IEEE80211_DL_DROP (1<<7)
656 #define IEEE80211_DL_TX (1<<8)
657 #define IEEE80211_DL_RX (1<<9)
659 #define IEEE80211_DL_HT (1<<10) //HT
660 #define IEEE80211_DL_BA (1<<11) //ba
661 #define IEEE80211_DL_TS (1<<12) //TS
662 #define IEEE80211_DL_QOS (1<<13)
663 #define IEEE80211_DL_REORDER (1<<14)
664 #define IEEE80211_DL_IOT (1<<15)
665 #define IEEE80211_DL_IPS (1<<16)
666 #define IEEE80211_DL_TRACE (1<<29) //trace function, need to user net_ratelimit() together in order not to print too much to the screen
667 #define IEEE80211_DL_DATA (1<<30) //use this flag to control whether print data buf out.
668 #define IEEE80211_DL_ERR (1<<31) //always open
669 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
670 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
671 #define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
673 #define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
674 #define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
675 #define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
676 #define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
677 #define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
678 #define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
679 #define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
680 #define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
681 #define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
682 #define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
684 #ifdef CONFIG_IEEE80211_DEBUG
685 /* Added by Annie, 2005-11-22. */
686 #define MAX_STR_LEN 64
687 /* I want to see ASCII 33 to 126 only. Otherwise, I print '?'. Annie, 2005-11-22.*/
688 #define PRINTABLE(_ch) (_ch>'!' && _ch<'~')
689 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) \
690 if((_Comp) & level) \
692 int __i; \
693 u8 buffer[MAX_STR_LEN]; \
694 int length = (_Len<MAX_STR_LEN)? _Len : (MAX_STR_LEN-1) ; \
695 memset(buffer, 0, MAX_STR_LEN); \
696 memcpy(buffer, (u8 *)_Ptr, length ); \
697 for( __i=0; __i<MAX_STR_LEN; __i++ ) \
699 if( !PRINTABLE(buffer[__i]) ) buffer[__i] = '?'; \
701 buffer[length] = '\0'; \
702 printk("Rtl819x: "); \
703 printk(_TitleString); \
704 printk(": %d, <%s>\n", _Len, buffer); \
706 #else
707 #define IEEE80211_PRINT_STR(_Comp, _TitleString, _Ptr, _Len) do {} while (0)
708 #endif
710 #include <linux/netdevice.h>
711 #include <linux/if_arp.h> /* ARPHRD_ETHER */
713 #ifndef WIRELESS_SPY
714 #define WIRELESS_SPY // enable iwspy support
715 #endif
716 #include <net/iw_handler.h> // new driver API
718 #ifndef ETH_P_PAE
719 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
720 #endif /* ETH_P_PAE */
722 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
724 #ifndef ETH_P_80211_RAW
725 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
726 #endif
728 /* IEEE 802.11 defines */
730 #define P80211_OUI_LEN 3
732 struct ieee80211_snap_hdr {
734 u8 dsap; /* always 0xAA */
735 u8 ssap; /* always 0xAA */
736 u8 ctrl; /* always 0x03 */
737 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
739 } __attribute__ ((packed));
741 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
743 #define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
744 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
745 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
747 #define WLAN_FC_GET_FRAMETYPE(fc) ((fc) & IEEE80211_FCTL_FRAMETYPE)
748 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
749 #define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
751 /* Authentication algorithms */
752 #define WLAN_AUTH_OPEN 0
753 #define WLAN_AUTH_SHARED_KEY 1
754 #define WLAN_AUTH_LEAP 2
756 #define WLAN_AUTH_CHALLENGE_LEN 128
758 #define WLAN_CAPABILITY_BSS (1<<0)
759 #define WLAN_CAPABILITY_IBSS (1<<1)
760 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
761 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
762 #define WLAN_CAPABILITY_PRIVACY (1<<4)
763 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
764 #define WLAN_CAPABILITY_PBCC (1<<6)
765 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
766 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
767 #define WLAN_CAPABILITY_QOS (1<<9)
768 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
769 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
771 /* 802.11g ERP information element */
772 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
773 #define WLAN_ERP_USE_PROTECTION (1<<1)
774 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
776 /* Status codes */
777 enum ieee80211_statuscode {
778 WLAN_STATUS_SUCCESS = 0,
779 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
780 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
781 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
782 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
783 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
784 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
785 WLAN_STATUS_CHALLENGE_FAIL = 15,
786 WLAN_STATUS_AUTH_TIMEOUT = 16,
787 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
788 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
789 /* 802.11b */
790 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
791 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
792 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
793 /* 802.11h */
794 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
795 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
796 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
797 /* 802.11g */
798 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
799 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
800 /* 802.11i */
801 WLAN_STATUS_INVALID_IE = 40,
802 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
803 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
804 WLAN_STATUS_INVALID_AKMP = 43,
805 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
806 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
807 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
810 /* Reason codes */
811 enum ieee80211_reasoncode {
812 WLAN_REASON_UNSPECIFIED = 1,
813 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
814 WLAN_REASON_DEAUTH_LEAVING = 3,
815 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
816 WLAN_REASON_DISASSOC_AP_BUSY = 5,
817 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
818 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
819 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
820 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
821 /* 802.11h */
822 WLAN_REASON_DISASSOC_BAD_POWER = 10,
823 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
824 /* 802.11i */
825 WLAN_REASON_INVALID_IE = 13,
826 WLAN_REASON_MIC_FAILURE = 14,
827 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
828 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
829 WLAN_REASON_IE_DIFFERENT = 17,
830 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
831 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
832 WLAN_REASON_INVALID_AKMP = 20,
833 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
834 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
835 WLAN_REASON_IEEE8021X_FAILED = 23,
836 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
839 #define IEEE80211_STATMASK_SIGNAL (1<<0)
840 #define IEEE80211_STATMASK_RSSI (1<<1)
841 #define IEEE80211_STATMASK_NOISE (1<<2)
842 #define IEEE80211_STATMASK_RATE (1<<3)
843 #define IEEE80211_STATMASK_WEMASK 0x7
845 #define IEEE80211_CCK_MODULATION (1<<0)
846 #define IEEE80211_OFDM_MODULATION (1<<1)
848 #define IEEE80211_24GHZ_BAND (1<<0)
849 #define IEEE80211_52GHZ_BAND (1<<1)
851 #define IEEE80211_CCK_RATE_LEN 4
852 #define IEEE80211_CCK_RATE_1MB 0x02
853 #define IEEE80211_CCK_RATE_2MB 0x04
854 #define IEEE80211_CCK_RATE_5MB 0x0B
855 #define IEEE80211_CCK_RATE_11MB 0x16
856 #define IEEE80211_OFDM_RATE_LEN 8
857 #define IEEE80211_OFDM_RATE_6MB 0x0C
858 #define IEEE80211_OFDM_RATE_9MB 0x12
859 #define IEEE80211_OFDM_RATE_12MB 0x18
860 #define IEEE80211_OFDM_RATE_18MB 0x24
861 #define IEEE80211_OFDM_RATE_24MB 0x30
862 #define IEEE80211_OFDM_RATE_36MB 0x48
863 #define IEEE80211_OFDM_RATE_48MB 0x60
864 #define IEEE80211_OFDM_RATE_54MB 0x6C
865 #define IEEE80211_BASIC_RATE_MASK 0x80
867 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
868 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
869 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
870 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
871 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
872 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
873 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
874 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
875 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
876 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
877 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
878 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
880 #define IEEE80211_CCK_RATES_MASK 0x0000000F
881 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
882 IEEE80211_CCK_RATE_2MB_MASK)
883 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
884 IEEE80211_CCK_RATE_5MB_MASK | \
885 IEEE80211_CCK_RATE_11MB_MASK)
887 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
888 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
889 IEEE80211_OFDM_RATE_12MB_MASK | \
890 IEEE80211_OFDM_RATE_24MB_MASK)
891 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
892 IEEE80211_OFDM_RATE_9MB_MASK | \
893 IEEE80211_OFDM_RATE_18MB_MASK | \
894 IEEE80211_OFDM_RATE_36MB_MASK | \
895 IEEE80211_OFDM_RATE_48MB_MASK | \
896 IEEE80211_OFDM_RATE_54MB_MASK)
897 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
898 IEEE80211_CCK_DEFAULT_RATES_MASK)
900 #define IEEE80211_NUM_OFDM_RATES 8
901 #define IEEE80211_NUM_CCK_RATES 4
902 #define IEEE80211_OFDM_SHIFT_MASK_A 4
905 /* this is stolen and modified from the madwifi driver*/
906 #define IEEE80211_FC0_TYPE_MASK 0x0c
907 #define IEEE80211_FC0_TYPE_DATA 0x08
908 #define IEEE80211_FC0_SUBTYPE_MASK 0xB0
909 #define IEEE80211_FC0_SUBTYPE_QOS 0x80
911 #define IEEE80211_QOS_HAS_SEQ(fc) \
912 (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
913 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
915 /* this is stolen from ipw2200 driver */
916 #define IEEE_IBSS_MAC_HASH_SIZE 31
917 struct ieee_ibss_seq {
918 u8 mac[ETH_ALEN];
919 u16 seq_num[17];
920 u16 frag_num[17];
921 unsigned long packet_time[17];
922 struct list_head list;
925 /* NOTE: This data is for statistical purposes; not all hardware provides this
926 * information for frames received. Not setting these will not cause
927 * any adverse affects. */
928 struct ieee80211_rx_stats {
929 #if 1
930 u32 mac_time[2];
931 s8 rssi;
932 u8 signal;
933 u8 noise;
934 u16 rate; /* in 100 kbps */
935 u8 received_channel;
936 u8 control;
937 u8 mask;
938 u8 freq;
939 u16 len;
940 u64 tsf;
941 u32 beacon_time;
942 u8 nic_type;
943 u16 Length;
944 // u8 DataRate; // In 0.5 Mbps
945 u8 SignalQuality; // in 0-100 index.
946 s32 RecvSignalPower; // Real power in dBm for this packet, no beautification and aggregation.
947 s8 RxPower; // in dBm Translate from PWdB
948 u8 SignalStrength; // in 0-100 index.
949 u16 bHwError:1;
950 u16 bCRC:1;
951 u16 bICV:1;
952 u16 bShortPreamble:1;
953 u16 Antenna:1; //for rtl8185
954 u16 Decrypted:1; //for rtl8185, rtl8187
955 u16 Wakeup:1; //for rtl8185
956 u16 Reserved0:1; //for rtl8185
957 u8 AGC;
958 u32 TimeStampLow;
959 u32 TimeStampHigh;
960 bool bShift;
961 bool bIsQosData; // Added by Annie, 2005-12-22.
962 u8 UserPriority;
964 //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
965 //1Attention Please!!!<11n or 8190 specific code should be put below this line>
966 //1!!!!!!!!!!!!!!!!!!!!!!!!!!!
968 u8 RxDrvInfoSize;
969 u8 RxBufShift;
970 bool bIsAMPDU;
971 bool bFirstMPDU;
972 bool bContainHTC;
973 bool RxIs40MHzPacket;
974 u32 RxPWDBAll;
975 u8 RxMIMOSignalStrength[4]; // in 0~100 index
976 s8 RxMIMOSignalQuality[2];
977 bool bPacketMatchBSSID;
978 bool bIsCCK;
979 bool bPacketToSelf;
980 //added by amy
981 u8* virtual_address;
982 u16 packetlength; // Total packet length: Must equal to sum of all FragLength
983 u16 fraglength; // FragLength should equal to PacketLength in non-fragment case
984 u16 fragoffset; // Data offset for this fragment
985 u16 ntotalfrag;
986 bool bisrxaggrsubframe;
987 bool bPacketBeacon; //cosa add for rssi
988 bool bToSelfBA; //cosa add for rssi
989 char cck_adc_pwdb[4]; //cosa add for rx path selection
990 u16 Seq_Num;
991 #endif
995 /* IEEE 802.11 requires that STA supports concurrent reception of at least
996 * three fragmented frames. This define can be increased to support more
997 * concurrent frames, but it should be noted that each entry can consume about
998 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
999 #define IEEE80211_FRAG_CACHE_LEN 4
1001 struct ieee80211_frag_entry {
1002 unsigned long first_frag_time;
1003 unsigned int seq;
1004 unsigned int last_frag;
1005 struct sk_buff *skb;
1006 u8 src_addr[ETH_ALEN];
1007 u8 dst_addr[ETH_ALEN];
1010 struct ieee80211_stats {
1011 unsigned int tx_unicast_frames;
1012 unsigned int tx_multicast_frames;
1013 unsigned int tx_fragments;
1014 unsigned int tx_unicast_octets;
1015 unsigned int tx_multicast_octets;
1016 unsigned int tx_deferred_transmissions;
1017 unsigned int tx_single_retry_frames;
1018 unsigned int tx_multiple_retry_frames;
1019 unsigned int tx_retry_limit_exceeded;
1020 unsigned int tx_discards;
1021 unsigned int rx_unicast_frames;
1022 unsigned int rx_multicast_frames;
1023 unsigned int rx_fragments;
1024 unsigned int rx_unicast_octets;
1025 unsigned int rx_multicast_octets;
1026 unsigned int rx_fcs_errors;
1027 unsigned int rx_discards_no_buffer;
1028 unsigned int tx_discards_wrong_sa;
1029 unsigned int rx_discards_undecryptable;
1030 unsigned int rx_message_in_msg_fragments;
1031 unsigned int rx_message_in_bad_msg_fragments;
1034 struct ieee80211_device;
1036 #include "ieee80211_crypt.h"
1038 #define SEC_KEY_1 (1<<0)
1039 #define SEC_KEY_2 (1<<1)
1040 #define SEC_KEY_3 (1<<2)
1041 #define SEC_KEY_4 (1<<3)
1042 #define SEC_ACTIVE_KEY (1<<4)
1043 #define SEC_AUTH_MODE (1<<5)
1044 #define SEC_UNICAST_GROUP (1<<6)
1045 #define SEC_LEVEL (1<<7)
1046 #define SEC_ENABLED (1<<8)
1047 #define SEC_ENCRYPT (1<<9)
1049 #define SEC_LEVEL_0 0 /* None */
1050 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
1051 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
1052 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
1053 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
1055 #define SEC_ALG_NONE 0
1056 #define SEC_ALG_WEP 1
1057 #define SEC_ALG_TKIP 2
1058 #define SEC_ALG_CCMP 3
1060 #define WEP_KEYS 4
1061 #define WEP_KEY_LEN 13
1062 #define SCM_KEY_LEN 32
1063 #define SCM_TEMPORAL_KEY_LENGTH 16
1065 struct ieee80211_security {
1066 u16 active_key:2,
1067 enabled:1,
1068 auth_mode:2,
1069 auth_algo:4,
1070 unicast_uses_group:1,
1071 encrypt:1;
1072 u8 key_sizes[WEP_KEYS];
1073 u8 keys[WEP_KEYS][SCM_KEY_LEN];
1074 u8 level;
1075 u16 flags;
1076 } __attribute__ ((packed));
1080 802.11 data frame from AP
1081 ,-------------------------------------------------------------------.
1082 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
1083 |------|------|---------|---------|---------|------|---------|------|
1084 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
1085 | | tion | (BSSID) | | | ence | data | |
1086 `-------------------------------------------------------------------'
1087 Total: 28-2340 bytes
1090 /* Management Frame Information Element Types */
1091 enum ieee80211_mfie {
1092 MFIE_TYPE_SSID = 0,
1093 MFIE_TYPE_RATES = 1,
1094 MFIE_TYPE_FH_SET = 2,
1095 MFIE_TYPE_DS_SET = 3,
1096 MFIE_TYPE_CF_SET = 4,
1097 MFIE_TYPE_TIM = 5,
1098 MFIE_TYPE_IBSS_SET = 6,
1099 MFIE_TYPE_COUNTRY = 7,
1100 MFIE_TYPE_HOP_PARAMS = 8,
1101 MFIE_TYPE_HOP_TABLE = 9,
1102 MFIE_TYPE_REQUEST = 10,
1103 MFIE_TYPE_CHALLENGE = 16,
1104 MFIE_TYPE_POWER_CONSTRAINT = 32,
1105 MFIE_TYPE_POWER_CAPABILITY = 33,
1106 MFIE_TYPE_TPC_REQUEST = 34,
1107 MFIE_TYPE_TPC_REPORT = 35,
1108 MFIE_TYPE_SUPP_CHANNELS = 36,
1109 MFIE_TYPE_CSA = 37,
1110 MFIE_TYPE_MEASURE_REQUEST = 38,
1111 MFIE_TYPE_MEASURE_REPORT = 39,
1112 MFIE_TYPE_QUIET = 40,
1113 MFIE_TYPE_IBSS_DFS = 41,
1114 MFIE_TYPE_ERP = 42,
1115 MFIE_TYPE_RSN = 48,
1116 MFIE_TYPE_RATES_EX = 50,
1117 MFIE_TYPE_HT_CAP= 45,
1118 MFIE_TYPE_HT_INFO= 61,
1119 MFIE_TYPE_AIRONET=133,
1120 MFIE_TYPE_GENERIC = 221,
1121 MFIE_TYPE_QOS_PARAMETER = 222,
1124 /* Minimal header; can be used for passing 802.11 frames with sufficient
1125 * information to determine what type of underlying data type is actually
1126 * stored in the data. */
1127 struct ieee80211_hdr {
1128 __le16 frame_ctl;
1129 __le16 duration_id;
1130 u8 payload[0];
1131 } __attribute__ ((packed));
1133 struct ieee80211_hdr_1addr {
1134 __le16 frame_ctl;
1135 __le16 duration_id;
1136 u8 addr1[ETH_ALEN];
1137 u8 payload[0];
1138 } __attribute__ ((packed));
1140 struct ieee80211_hdr_2addr {
1141 __le16 frame_ctl;
1142 __le16 duration_id;
1143 u8 addr1[ETH_ALEN];
1144 u8 addr2[ETH_ALEN];
1145 u8 payload[0];
1146 } __attribute__ ((packed));
1148 struct ieee80211_hdr_3addr {
1149 __le16 frame_ctl;
1150 __le16 duration_id;
1151 u8 addr1[ETH_ALEN];
1152 u8 addr2[ETH_ALEN];
1153 u8 addr3[ETH_ALEN];
1154 __le16 seq_ctl;
1155 u8 payload[0];
1156 } __attribute__ ((packed));
1158 struct ieee80211_hdr_4addr {
1159 __le16 frame_ctl;
1160 __le16 duration_id;
1161 u8 addr1[ETH_ALEN];
1162 u8 addr2[ETH_ALEN];
1163 u8 addr3[ETH_ALEN];
1164 __le16 seq_ctl;
1165 u8 addr4[ETH_ALEN];
1166 u8 payload[0];
1167 } __attribute__ ((packed));
1169 struct ieee80211_hdr_3addrqos {
1170 __le16 frame_ctl;
1171 __le16 duration_id;
1172 u8 addr1[ETH_ALEN];
1173 u8 addr2[ETH_ALEN];
1174 u8 addr3[ETH_ALEN];
1175 __le16 seq_ctl;
1176 u8 payload[0];
1177 __le16 qos_ctl;
1178 } __attribute__ ((packed));
1180 struct ieee80211_hdr_4addrqos {
1181 __le16 frame_ctl;
1182 __le16 duration_id;
1183 u8 addr1[ETH_ALEN];
1184 u8 addr2[ETH_ALEN];
1185 u8 addr3[ETH_ALEN];
1186 __le16 seq_ctl;
1187 u8 addr4[ETH_ALEN];
1188 u8 payload[0];
1189 __le16 qos_ctl;
1190 } __attribute__ ((packed));
1192 struct ieee80211_info_element {
1193 u8 id;
1194 u8 len;
1195 u8 data[0];
1196 } __attribute__ ((packed));
1198 struct ieee80211_authentication {
1199 struct ieee80211_hdr_3addr header;
1200 __le16 algorithm;
1201 __le16 transaction;
1202 __le16 status;
1203 /*challenge*/
1204 struct ieee80211_info_element info_element[0];
1205 } __attribute__ ((packed));
1207 struct ieee80211_disassoc {
1208 struct ieee80211_hdr_3addr header;
1209 __le16 reason;
1210 } __attribute__ ((packed));
1212 struct ieee80211_probe_request {
1213 struct ieee80211_hdr_3addr header;
1214 /* SSID, supported rates */
1215 struct ieee80211_info_element info_element[0];
1216 } __attribute__ ((packed));
1218 struct ieee80211_probe_response {
1219 struct ieee80211_hdr_3addr header;
1220 u32 time_stamp[2];
1221 __le16 beacon_interval;
1222 __le16 capability;
1223 /* SSID, supported rates, FH params, DS params,
1224 * CF params, IBSS params, TIM (if beacon), RSN */
1225 struct ieee80211_info_element info_element[0];
1226 } __attribute__ ((packed));
1228 /* Alias beacon for probe_response */
1229 #define ieee80211_beacon ieee80211_probe_response
1231 struct ieee80211_assoc_request_frame {
1232 struct ieee80211_hdr_3addr header;
1233 __le16 capability;
1234 __le16 listen_interval;
1235 /* SSID, supported rates, RSN */
1236 struct ieee80211_info_element info_element[0];
1237 } __attribute__ ((packed));
1239 struct ieee80211_reassoc_request_frame {
1240 struct ieee80211_hdr_3addr header;
1241 __le16 capability;
1242 __le16 listen_interval;
1243 u8 current_ap[ETH_ALEN];
1244 /* SSID, supported rates, RSN */
1245 struct ieee80211_info_element info_element[0];
1246 } __attribute__ ((packed));
1248 struct ieee80211_assoc_response_frame {
1249 struct ieee80211_hdr_3addr header;
1250 __le16 capability;
1251 __le16 status;
1252 __le16 aid;
1253 struct ieee80211_info_element info_element[0]; /* supported rates */
1254 } __attribute__ ((packed));
1256 struct ieee80211_txb {
1257 u8 nr_frags;
1258 u8 encrypted;
1259 u8 queue_index;
1260 u8 rts_included;
1261 u16 reserved;
1262 __le16 frag_size;
1263 __le16 payload_size;
1264 struct sk_buff *fragments[0];
1267 #define MAX_TX_AGG_COUNT 16
1268 struct ieee80211_drv_agg_txb {
1269 u8 nr_drv_agg_frames;
1270 struct sk_buff *tx_agg_frames[MAX_TX_AGG_COUNT];
1271 }__attribute__((packed));
1273 #define MAX_SUBFRAME_COUNT 64
1274 struct ieee80211_rxb {
1275 u8 nr_subframes;
1276 struct sk_buff *subframes[MAX_SUBFRAME_COUNT];
1277 u8 dst[ETH_ALEN];
1278 u8 src[ETH_ALEN];
1279 }__attribute__((packed));
1281 typedef union _frameqos {
1282 u16 shortdata;
1283 u8 chardata[2];
1284 struct {
1285 u16 tid:4;
1286 u16 eosp:1;
1287 u16 ack_policy:2;
1288 u16 reserved:1;
1289 u16 txop:8;
1290 }field;
1291 }frameqos,*pframeqos;
1293 /* SWEEP TABLE ENTRIES NUMBER*/
1294 #define MAX_SWEEP_TAB_ENTRIES 42
1295 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
1296 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
1297 * only use 8, and then use extended rates for the remaining supported
1298 * rates. Other APs, however, stick all of their supported rates on the
1299 * main rates information element... */
1300 #define MAX_RATES_LENGTH ((u8)12)
1301 #define MAX_RATES_EX_LENGTH ((u8)16)
1302 #define MAX_NETWORK_COUNT 128
1304 #define MAX_CHANNEL_NUMBER 161
1305 #define IEEE80211_SOFTMAC_SCAN_TIME 100
1306 //(HZ / 2)
1307 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
1309 #define CRC_LENGTH 4U
1311 #define MAX_WPA_IE_LEN 64
1313 #define NETWORK_EMPTY_ESSID (1<<0)
1314 #define NETWORK_HAS_OFDM (1<<1)
1315 #define NETWORK_HAS_CCK (1<<2)
1317 /* QoS structure */
1318 #define NETWORK_HAS_QOS_PARAMETERS (1<<3)
1319 #define NETWORK_HAS_QOS_INFORMATION (1<<4)
1320 #define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
1321 NETWORK_HAS_QOS_INFORMATION)
1322 /* 802.11h */
1323 #define NETWORK_HAS_POWER_CONSTRAINT (1<<5)
1324 #define NETWORK_HAS_CSA (1<<6)
1325 #define NETWORK_HAS_QUIET (1<<7)
1326 #define NETWORK_HAS_IBSS_DFS (1<<8)
1327 #define NETWORK_HAS_TPC_REPORT (1<<9)
1329 #define NETWORK_HAS_ERP_VALUE (1<<10)
1331 #define QOS_QUEUE_NUM 4
1332 #define QOS_OUI_LEN 3
1333 #define QOS_OUI_TYPE 2
1334 #define QOS_ELEMENT_ID 221
1335 #define QOS_OUI_INFO_SUB_TYPE 0
1336 #define QOS_OUI_PARAM_SUB_TYPE 1
1337 #define QOS_VERSION_1 1
1338 #define QOS_AIFSN_MIN_VALUE 2
1339 #if 1
1340 struct ieee80211_qos_information_element {
1341 u8 elementID;
1342 u8 length;
1343 u8 qui[QOS_OUI_LEN];
1344 u8 qui_type;
1345 u8 qui_subtype;
1346 u8 version;
1347 u8 ac_info;
1348 } __attribute__ ((packed));
1350 struct ieee80211_qos_ac_parameter {
1351 u8 aci_aifsn;
1352 u8 ecw_min_max;
1353 __le16 tx_op_limit;
1354 } __attribute__ ((packed));
1356 struct ieee80211_qos_parameter_info {
1357 struct ieee80211_qos_information_element info_element;
1358 u8 reserved;
1359 struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
1360 } __attribute__ ((packed));
1362 struct ieee80211_qos_parameters {
1363 __le16 cw_min[QOS_QUEUE_NUM];
1364 __le16 cw_max[QOS_QUEUE_NUM];
1365 u8 aifs[QOS_QUEUE_NUM];
1366 u8 flag[QOS_QUEUE_NUM];
1367 __le16 tx_op_limit[QOS_QUEUE_NUM];
1368 } __attribute__ ((packed));
1370 struct ieee80211_qos_data {
1371 struct ieee80211_qos_parameters parameters;
1372 int active;
1373 int supported;
1374 u8 param_count;
1375 u8 old_param_count;
1378 struct ieee80211_tim_parameters {
1379 u8 tim_count;
1380 u8 tim_period;
1381 } __attribute__ ((packed));
1383 //#else
1384 struct ieee80211_wmm_ac_param {
1385 u8 ac_aci_acm_aifsn;
1386 u8 ac_ecwmin_ecwmax;
1387 u16 ac_txop_limit;
1390 struct ieee80211_wmm_ts_info {
1391 u8 ac_dir_tid;
1392 u8 ac_up_psb;
1393 u8 reserved;
1394 } __attribute__ ((packed));
1396 struct ieee80211_wmm_tspec_elem {
1397 struct ieee80211_wmm_ts_info ts_info;
1398 u16 norm_msdu_size;
1399 u16 max_msdu_size;
1400 u32 min_serv_inter;
1401 u32 max_serv_inter;
1402 u32 inact_inter;
1403 u32 suspen_inter;
1404 u32 serv_start_time;
1405 u32 min_data_rate;
1406 u32 mean_data_rate;
1407 u32 peak_data_rate;
1408 u32 max_burst_size;
1409 u32 delay_bound;
1410 u32 min_phy_rate;
1411 u16 surp_band_allow;
1412 u16 medium_time;
1413 }__attribute__((packed));
1414 #endif
1415 enum eap_type {
1416 EAP_PACKET = 0,
1417 EAPOL_START,
1418 EAPOL_LOGOFF,
1419 EAPOL_KEY,
1420 EAPOL_ENCAP_ASF_ALERT
1423 static const char *eap_types[] = {
1424 [EAP_PACKET] = "EAP-Packet",
1425 [EAPOL_START] = "EAPOL-Start",
1426 [EAPOL_LOGOFF] = "EAPOL-Logoff",
1427 [EAPOL_KEY] = "EAPOL-Key",
1428 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
1431 static inline const char *eap_get_type(int type)
1433 return ((u32)type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
1435 //added by amy for reorder
1436 static inline u8 Frame_QoSTID(u8* buf)
1438 struct ieee80211_hdr_3addr *hdr;
1439 u16 fc;
1440 hdr = (struct ieee80211_hdr_3addr *)buf;
1441 fc = le16_to_cpu(hdr->frame_ctl);
1442 return (u8)((frameqos*)(buf + (((fc & IEEE80211_FCTL_TODS)&&(fc & IEEE80211_FCTL_FROMDS))? 30 : 24)))->field.tid;
1445 //added by amy for reorder
1447 struct eapol {
1448 u8 snap[6];
1449 u16 ethertype;
1450 u8 version;
1451 u8 type;
1452 u16 length;
1453 } __attribute__ ((packed));
1455 struct ieee80211_softmac_stats{
1456 unsigned int rx_ass_ok;
1457 unsigned int rx_ass_err;
1458 unsigned int rx_probe_rq;
1459 unsigned int tx_probe_rs;
1460 unsigned int tx_beacons;
1461 unsigned int rx_auth_rq;
1462 unsigned int rx_auth_rs_ok;
1463 unsigned int rx_auth_rs_err;
1464 unsigned int tx_auth_rq;
1465 unsigned int no_auth_rs;
1466 unsigned int no_ass_rs;
1467 unsigned int tx_ass_rq;
1468 unsigned int rx_ass_rq;
1469 unsigned int tx_probe_rq;
1470 unsigned int reassoc;
1471 unsigned int swtxstop;
1472 unsigned int swtxawake;
1473 unsigned char CurrentShowTxate;
1474 unsigned char last_packet_rate;
1475 unsigned int txretrycount;
1478 #define BEACON_PROBE_SSID_ID_POSITION 12
1480 struct ieee80211_info_element_hdr {
1481 u8 id;
1482 u8 len;
1483 } __attribute__ ((packed));
1486 * These are the data types that can make up management packets
1488 u16 auth_algorithm;
1489 u16 auth_sequence;
1490 u16 beacon_interval;
1491 u16 capability;
1492 u8 current_ap[ETH_ALEN];
1493 u16 listen_interval;
1494 struct {
1495 u16 association_id:14, reserved:2;
1496 } __attribute__ ((packed));
1497 u32 time_stamp[2];
1498 u16 reason;
1499 u16 status;
1502 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
1503 #define IEEE80211_DEFAULT_BASIC_RATE 2 //1Mbps
1505 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
1506 #define MAX_SP_Len (WMM_all_frame << 4)
1507 #define IEEE80211_QOS_TID 0x0f
1508 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
1510 #define IEEE80211_DTIM_MBCAST 4
1511 #define IEEE80211_DTIM_UCAST 2
1512 #define IEEE80211_DTIM_VALID 1
1513 #define IEEE80211_DTIM_INVALID 0
1515 #define IEEE80211_PS_DISABLED 0
1516 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
1517 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
1519 //added by David for QoS 2006/6/30
1520 //#define WMM_Hang_8187
1521 #ifdef WMM_Hang_8187
1522 #undef WMM_Hang_8187
1523 #endif
1525 #define WME_AC_BK 0x00
1526 #define WME_AC_BE 0x01
1527 #define WME_AC_VI 0x02
1528 #define WME_AC_VO 0x03
1529 #define WME_ACI_MASK 0x03
1530 #define WME_AIFSN_MASK 0x03
1531 #define WME_AC_PRAM_LEN 16
1533 #define MAX_RECEIVE_BUFFER_SIZE 9100
1535 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
1536 //#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
1537 #if 1
1538 #define UP2AC(up) ( \
1539 ((up) < 1) ? WME_AC_BE : \
1540 ((up) < 3) ? WME_AC_BK : \
1541 ((up) < 4) ? WME_AC_BE : \
1542 ((up) < 6) ? WME_AC_VI : \
1543 WME_AC_VO)
1544 #endif
1545 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
1546 #define AC2UP(_ac) ( \
1547 ((_ac) == WME_AC_VO) ? 6 : \
1548 ((_ac) == WME_AC_VI) ? 5 : \
1549 ((_ac) == WME_AC_BK) ? 1 : \
1552 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
1553 #define ETHERNET_HEADER_SIZE 14 /* length of two Ethernet address plus ether type*/
1555 struct ether_header {
1556 u8 ether_dhost[ETHER_ADDR_LEN];
1557 u8 ether_shost[ETHER_ADDR_LEN];
1558 u16 ether_type;
1559 } __attribute__((packed));
1561 #ifndef ETHERTYPE_PAE
1562 #define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
1563 #endif
1564 #ifndef ETHERTYPE_IP
1565 #define ETHERTYPE_IP 0x0800 /* IP protocol */
1566 #endif
1568 typedef struct _bss_ht{
1570 bool support_ht;
1572 // HT related elements
1573 u8 ht_cap_buf[32];
1574 u16 ht_cap_len;
1575 u8 ht_info_buf[32];
1576 u16 ht_info_len;
1578 HT_SPEC_VER ht_spec_ver;
1579 //HT_CAPABILITY_ELE bdHTCapEle;
1580 //HT_INFORMATION_ELE bdHTInfoEle;
1582 bool aggregation;
1583 bool long_slot_time;
1584 }bss_ht, *pbss_ht;
1586 typedef enum _erp_t{
1587 ERP_NonERPpresent = 0x01,
1588 ERP_UseProtection = 0x02,
1589 ERP_BarkerPreambleMode = 0x04,
1590 } erp_t;
1593 struct ieee80211_network {
1594 /* These entries are used to identify a unique network */
1595 u8 bssid[ETH_ALEN];
1596 u8 channel;
1597 /* Ensure null-terminated for any debug msgs */
1598 u8 ssid[IW_ESSID_MAX_SIZE + 1];
1599 u8 ssid_len;
1600 #if 1
1601 struct ieee80211_qos_data qos_data;
1602 #else
1603 // Qos related. Added by Annie, 2005-11-01.
1604 BSS_QOS BssQos;
1605 #endif
1607 //added by amy for LEAP
1608 bool bWithAironetIE;
1609 bool bCkipSupported;
1610 bool bCcxRmEnable;
1611 u16 CcxRmState[2];
1612 // CCXv4 S59, MBSSID.
1613 bool bMBssidValid;
1614 u8 MBssidMask;
1615 u8 MBssid[6];
1616 // CCX 2 S38, WLAN Device Version Number element. Annie, 2006-08-20.
1617 bool bWithCcxVerNum;
1618 u8 BssCcxVerNumber;
1619 /* These are network statistics */
1620 struct ieee80211_rx_stats stats;
1621 u16 capability;
1622 u8 rates[MAX_RATES_LENGTH];
1623 u8 rates_len;
1624 u8 rates_ex[MAX_RATES_EX_LENGTH];
1625 u8 rates_ex_len;
1626 unsigned long last_scanned;
1627 u8 mode;
1628 u32 flags;
1629 u32 last_associate;
1630 u32 time_stamp[2];
1631 u16 beacon_interval;
1632 u16 listen_interval;
1633 u16 atim_window;
1634 u8 erp_value;
1635 u8 wpa_ie[MAX_WPA_IE_LEN];
1636 size_t wpa_ie_len;
1637 u8 rsn_ie[MAX_WPA_IE_LEN];
1638 size_t rsn_ie_len;
1640 struct ieee80211_tim_parameters tim;
1641 u8 dtim_period;
1642 u8 dtim_data;
1643 u32 last_dtim_sta_time[2];
1645 //appeded for QoS
1646 u8 wmm_info;
1647 struct ieee80211_wmm_ac_param wmm_param[4];
1648 u8 QoS_Enable;
1649 #ifdef THOMAS_TURBO
1650 u8 Turbo_Enable;//enable turbo mode, added by thomas
1651 #endif
1652 #ifdef ENABLE_DOT11D
1653 u16 CountryIeLen;
1654 u8 CountryIeBuf[MAX_IE_LEN];
1655 #endif
1656 // HT Related, by amy, 2008.04.29
1657 BSS_HT bssht;
1658 // Add to handle broadcom AP management frame CCK rate.
1659 bool broadcom_cap_exist;
1660 bool ralink_cap_exist;
1661 bool atheros_cap_exist;
1662 bool cisco_cap_exist;
1663 bool unknown_cap_exist;
1664 // u8 berp_info;
1665 bool berp_info_valid;
1666 bool buseprotection;
1667 //put at the end of the structure.
1668 struct list_head list;
1671 #if 1
1672 enum ieee80211_state {
1674 /* the card is not linked at all */
1675 IEEE80211_NOLINK = 0,
1677 /* IEEE80211_ASSOCIATING* are for BSS client mode
1678 * the driver shall not perform RX filtering unless
1679 * the state is LINKED.
1680 * The driver shall just check for the state LINKED and
1681 * defaults to NOLINK for ALL the other states (including
1682 * LINKED_SCANNING)
1685 /* the association procedure will start (wq scheduling)*/
1686 IEEE80211_ASSOCIATING,
1687 IEEE80211_ASSOCIATING_RETRY,
1689 /* the association procedure is sending AUTH request*/
1690 IEEE80211_ASSOCIATING_AUTHENTICATING,
1692 /* the association procedure has successfully authentcated
1693 * and is sending association request
1695 IEEE80211_ASSOCIATING_AUTHENTICATED,
1697 /* the link is ok. the card associated to a BSS or linked
1698 * to a ibss cell or acting as an AP and creating the bss
1700 IEEE80211_LINKED,
1702 /* same as LINKED, but the driver shall apply RX filter
1703 * rules as we are in NO_LINK mode. As the card is still
1704 * logically linked, but it is doing a syncro site survey
1705 * then it will be back to LINKED state.
1707 IEEE80211_LINKED_SCANNING,
1710 #else
1711 enum ieee80211_state {
1712 IEEE80211_UNINITIALIZED = 0,
1713 IEEE80211_INITIALIZED,
1714 IEEE80211_ASSOCIATING,
1715 IEEE80211_ASSOCIATED,
1716 IEEE80211_AUTHENTICATING,
1717 IEEE80211_AUTHENTICATED,
1718 IEEE80211_SHUTDOWN
1720 #endif
1722 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
1723 #define DEFAULT_FTS 2346
1725 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
1726 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
1727 #define CFG_IEEE80211_RTS (1<<2)
1729 #define IEEE80211_24GHZ_MIN_CHANNEL 1
1730 #define IEEE80211_24GHZ_MAX_CHANNEL 14
1731 #define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
1732 IEEE80211_24GHZ_MIN_CHANNEL + 1)
1734 #define IEEE80211_52GHZ_MIN_CHANNEL 34
1735 #define IEEE80211_52GHZ_MAX_CHANNEL 165
1736 #define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
1737 IEEE80211_52GHZ_MIN_CHANNEL + 1)
1739 #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,11))
1740 extern inline int is_multicast_ether_addr(const u8 *addr)
1742 return ((addr[0] != 0xff) && (0x01 & addr[0]));
1744 #endif
1746 #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,13))
1747 extern inline int is_broadcast_ether_addr(const u8 *addr)
1749 return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) && \
1750 (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff));
1752 #endif
1754 typedef struct tx_pending_t{
1755 int frag;
1756 struct ieee80211_txb *txb;
1757 }tx_pending_t;
1759 typedef struct _bandwidth_autoswitch
1761 long threshold_20Mhzto40Mhz;
1762 long threshold_40Mhzto20Mhz;
1763 bool bforced_tx20Mhz;
1764 bool bautoswitch_enable;
1765 }bandwidth_autoswitch,*pbandwidth_autoswitch;
1768 //added by amy for order
1770 #define REORDER_WIN_SIZE 128
1771 #define REORDER_ENTRY_NUM 128
1772 typedef struct _RX_REORDER_ENTRY
1774 struct list_head List;
1775 u16 SeqNum;
1776 struct ieee80211_rxb* prxb;
1777 } RX_REORDER_ENTRY, *PRX_REORDER_ENTRY;
1778 //added by amy for order
1779 typedef enum _Fsync_State{
1780 Default_Fsync,
1781 HW_Fsync,
1782 SW_Fsync
1783 }Fsync_State;
1785 // Power save mode configured.
1786 typedef enum _RT_PS_MODE
1788 eActive, // Active/Continuous access.
1789 eMaxPs, // Max power save mode.
1790 eFastPs // Fast power save mode.
1791 }RT_PS_MODE;
1793 typedef enum _IPS_CALLBACK_FUNCION
1795 IPS_CALLBACK_NONE = 0,
1796 IPS_CALLBACK_MGNT_LINK_REQUEST = 1,
1797 IPS_CALLBACK_JOIN_REQUEST = 2,
1798 }IPS_CALLBACK_FUNCION;
1800 typedef enum _RT_JOIN_ACTION{
1801 RT_JOIN_INFRA = 1,
1802 RT_JOIN_IBSS = 2,
1803 RT_START_IBSS = 3,
1804 RT_NO_ACTION = 4,
1805 }RT_JOIN_ACTION;
1807 typedef struct _IbssParms{
1808 u16 atimWin;
1809 }IbssParms, *PIbssParms;
1810 #define MAX_NUM_RATES 264 // Max num of support rates element: 8, Max num of ext. support rate: 255. 061122, by rcnjko.
1812 // RF state.
1813 typedef enum _RT_RF_POWER_STATE
1815 eRfOn,
1816 eRfSleep,
1817 eRfOff
1818 }RT_RF_POWER_STATE;
1820 typedef struct _RT_POWER_SAVE_CONTROL
1824 // Inactive Power Save(IPS) : Disable RF when disconnected
1826 bool bInactivePs;
1827 bool bIPSModeBackup;
1828 bool bSwRfProcessing;
1829 RT_RF_POWER_STATE eInactivePowerState;
1830 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
1831 struct work_struct InactivePsWorkItem;
1832 #else
1833 struct tq_struct InactivePsWorkItem;
1834 #endif
1835 struct timer_list InactivePsTimer;
1837 // Return point for join action
1838 IPS_CALLBACK_FUNCION ReturnPoint;
1840 // Recored Parameters for rescheduled JoinRequest
1841 bool bTmpBssDesc;
1842 RT_JOIN_ACTION tmpJoinAction;
1843 struct ieee80211_network tmpBssDesc;
1845 // Recored Parameters for rescheduled MgntLinkRequest
1846 bool bTmpScanOnly;
1847 bool bTmpActiveScan;
1848 bool bTmpFilterHiddenAP;
1849 bool bTmpUpdateParms;
1850 u8 tmpSsidBuf[33];
1851 OCTET_STRING tmpSsid2Scan;
1852 bool bTmpSsid2Scan;
1853 u8 tmpNetworkType;
1854 u8 tmpChannelNumber;
1855 u16 tmpBcnPeriod;
1856 u8 tmpDtimPeriod;
1857 u16 tmpmCap;
1858 OCTET_STRING tmpSuppRateSet;
1859 u8 tmpSuppRateBuf[MAX_NUM_RATES];
1860 bool bTmpSuppRate;
1861 IbssParms tmpIbpm;
1862 bool bTmpIbpm;
1865 // Leisre Poswer Save : Disable RF if connected but traffic is not busy
1867 bool bLeisurePs;
1869 }RT_POWER_SAVE_CONTROL,*PRT_POWER_SAVE_CONTROL;
1871 typedef u32 RT_RF_CHANGE_SOURCE;
1872 #define RF_CHANGE_BY_SW BIT31
1873 #define RF_CHANGE_BY_HW BIT30
1874 #define RF_CHANGE_BY_PS BIT29
1875 #define RF_CHANGE_BY_IPS BIT28
1876 #define RF_CHANGE_BY_INIT 0 // Do not change the RFOff reason. Defined by Bruce, 2008-01-17.
1878 #ifdef ENABLE_DOT11D
1879 typedef enum
1881 COUNTRY_CODE_FCC = 0,
1882 COUNTRY_CODE_IC = 1,
1883 COUNTRY_CODE_ETSI = 2,
1884 COUNTRY_CODE_SPAIN = 3,
1885 COUNTRY_CODE_FRANCE = 4,
1886 COUNTRY_CODE_MKK = 5,
1887 COUNTRY_CODE_MKK1 = 6,
1888 COUNTRY_CODE_ISRAEL = 7,
1889 COUNTRY_CODE_TELEC,
1890 COUNTRY_CODE_MIC,
1891 COUNTRY_CODE_GLOBAL_DOMAIN
1892 }country_code_type_t;
1893 #endif
1895 #define RT_MAX_LD_SLOT_NUM 10
1896 typedef struct _RT_LINK_DETECT_T{
1898 u32 NumRecvBcnInPeriod;
1899 u32 NumRecvDataInPeriod;
1901 u32 RxBcnNum[RT_MAX_LD_SLOT_NUM]; // number of Rx beacon / CheckForHang_period to determine link status
1902 u32 RxDataNum[RT_MAX_LD_SLOT_NUM]; // number of Rx data / CheckForHang_period to determine link status
1903 u16 SlotNum; // number of CheckForHang period to determine link status
1904 u16 SlotIndex;
1906 u32 NumTxOkInPeriod;
1907 u32 NumRxOkInPeriod;
1908 bool bBusyTraffic;
1909 }RT_LINK_DETECT_T, *PRT_LINK_DETECT_T;
1912 struct ieee80211_device {
1913 struct net_device *dev;
1914 struct ieee80211_security sec;
1916 //hw security related
1917 // u8 hwsec_support; //support?
1918 u8 hwsec_active; //hw security active.
1919 bool is_silent_reset;
1920 bool is_roaming;
1921 bool ieee_up;
1922 //added by amy
1923 bool bSupportRemoteWakeUp;
1924 RT_PS_MODE dot11PowerSaveMode; // Power save mode configured.
1925 bool actscanning;
1926 bool beinretry;
1927 RT_RF_POWER_STATE eRFPowerState;
1928 RT_RF_CHANGE_SOURCE RfOffReason;
1929 bool is_set_key;
1930 //11n spec related I wonder if These info structure need to be moved out of ieee80211_device
1932 //11n HT below
1933 PRT_HIGH_THROUGHPUT pHTInfo;
1934 //struct timer_list SwBwTimer;
1935 // spinlock_t chnlop_spinlock;
1936 spinlock_t bw_spinlock;
1938 spinlock_t reorder_spinlock;
1939 // for HT operation rate set. we use this one for HT data rate to seperate different descriptors
1940 //the way fill this is the same as in the IE
1941 u8 Regdot11HTOperationalRateSet[16]; //use RATR format
1942 u8 dot11HTOperationalRateSet[16]; //use RATR format
1943 u8 RegHTSuppRateSet[16];
1944 u8 HTCurrentOperaRate;
1945 u8 HTHighestOperaRate;
1946 //wb added for rate operation mode to firmware
1947 u8 bTxDisableRateFallBack;
1948 u8 bTxUseDriverAssingedRate;
1949 atomic_t atm_chnlop;
1950 atomic_t atm_swbw;
1951 // u8 HTHighestOperaRate;
1952 // u8 HTCurrentOperaRate;
1954 // 802.11e and WMM Traffic Stream Info (TX)
1955 struct list_head Tx_TS_Admit_List;
1956 struct list_head Tx_TS_Pending_List;
1957 struct list_head Tx_TS_Unused_List;
1958 TX_TS_RECORD TxTsRecord[TOTAL_TS_NUM];
1959 // 802.11e and WMM Traffic Stream Info (RX)
1960 struct list_head Rx_TS_Admit_List;
1961 struct list_head Rx_TS_Pending_List;
1962 struct list_head Rx_TS_Unused_List;
1963 RX_TS_RECORD RxTsRecord[TOTAL_TS_NUM];
1964 //#ifdef TO_DO_LIST
1965 RX_REORDER_ENTRY RxReorderEntry[128];
1966 struct list_head RxReorder_Unused_List;
1967 //#endif
1968 // Qos related. Added by Annie, 2005-11-01.
1969 // PSTA_QOS pStaQos;
1970 u8 ForcedPriority; // Force per-packet priority 1~7. (default: 0, not to force it.)
1973 /* Bookkeeping structures */
1974 struct net_device_stats stats;
1975 struct ieee80211_stats ieee_stats;
1976 struct ieee80211_softmac_stats softmac_stats;
1978 /* Probe / Beacon management */
1979 struct list_head network_free_list;
1980 struct list_head network_list;
1981 struct ieee80211_network *networks;
1982 int scans;
1983 int scan_age;
1985 int iw_mode; /* operating mode (IW_MODE_*) */
1986 struct iw_spy_data spy_data;
1988 spinlock_t lock;
1989 spinlock_t wpax_suitlist_lock;
1991 int tx_headroom; /* Set to size of any additional room needed at front
1992 * of allocated Tx SKBs */
1993 u32 config;
1995 /* WEP and other encryption related settings at the device level */
1996 int open_wep; /* Set to 1 to allow unencrypted frames */
1997 int auth_mode;
1998 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
1999 * WEP key changes */
2001 /* If the host performs {en,de}cryption, then set to 1 */
2002 int host_encrypt;
2003 int host_encrypt_msdu;
2004 int host_decrypt;
2005 /* host performs multicast decryption */
2006 int host_mc_decrypt;
2008 /* host should strip IV and ICV from protected frames */
2009 /* meaningful only when hardware decryption is being used */
2010 int host_strip_iv_icv;
2012 int host_open_frag;
2013 int host_build_iv;
2014 int ieee802_1x; /* is IEEE 802.1X used */
2016 /* WPA data */
2017 bool bHalfWirelessN24GMode;
2018 int wpa_enabled;
2019 int drop_unencrypted;
2020 int tkip_countermeasures;
2021 int privacy_invoked;
2022 size_t wpa_ie_len;
2023 u8 *wpa_ie;
2024 u8 ap_mac_addr[6];
2025 u16 pairwise_key_type;
2026 u16 group_key_type;
2027 struct list_head crypt_deinit_list;
2028 struct ieee80211_crypt_data *crypt[WEP_KEYS];
2029 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
2030 struct timer_list crypt_deinit_timer;
2031 int crypt_quiesced;
2033 int bcrx_sta_key; /* use individual keys to override default keys even
2034 * with RX of broad/multicast frames */
2036 /* Fragmentation structures */
2037 // each streaming contain a entry
2038 struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
2039 unsigned int frag_next_idx[17];
2040 u16 fts; /* Fragmentation Threshold */
2041 #define DEFAULT_RTS_THRESHOLD 2346U
2042 #define MIN_RTS_THRESHOLD 1
2043 #define MAX_RTS_THRESHOLD 2346U
2044 u16 rts; /* RTS threshold */
2046 /* Association info */
2047 u8 bssid[ETH_ALEN];
2049 /* This stores infos for the current network.
2050 * Either the network we are associated in INFRASTRUCTURE
2051 * or the network that we are creating in MASTER mode.
2052 * ad-hoc is a mixture ;-).
2053 * Note that in infrastructure mode, even when not associated,
2054 * fields bssid and essid may be valid (if wpa_set and essid_set
2055 * are true) as thy carry the value set by the user via iwconfig
2057 struct ieee80211_network current_network;
2059 enum ieee80211_state state;
2061 int short_slot;
2062 int reg_mode;
2063 int mode; /* A, B, G */
2064 int modulation; /* CCK, OFDM */
2065 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
2066 int abg_true; /* ABG flag */
2068 /* used for forcing the ibss workqueue to terminate
2069 * without wait for the syncro scan to terminate
2071 short sync_scan_hurryup;
2073 int perfect_rssi;
2074 int worst_rssi;
2076 u16 prev_seq_ctl; /* used to drop duplicate frames */
2078 /* map of allowed channels. 0 is dummy */
2079 // FIXME: remeber to default to a basic channel plan depending of the PHY type
2080 #ifdef ENABLE_DOT11D
2081 void* pDot11dInfo;
2082 bool bGlobalDomain;
2083 #else
2084 int channel_map[MAX_CHANNEL_NUMBER+1];
2085 #endif
2086 int rate; /* current rate */
2087 int basic_rate;
2088 //FIXME: pleace callback, see if redundant with softmac_features
2089 short active_scan;
2091 /* this contains flags for selectively enable softmac support */
2092 u16 softmac_features;
2094 /* if the sequence control field is not filled by HW */
2095 u16 seq_ctrl[5];
2097 /* association procedure transaction sequence number */
2098 u16 associate_seq;
2100 /* AID for RTXed association responses */
2101 u16 assoc_id;
2103 /* power save mode related*/
2104 u8 ack_tx_to_ieee;
2105 short ps;
2106 short sta_sleep;
2107 int ps_timeout;
2108 int ps_period;
2109 struct tasklet_struct ps_task;
2110 u32 ps_th;
2111 u32 ps_tl;
2113 short raw_tx;
2114 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
2115 short queue_stop;
2116 short scanning;
2117 short proto_started;
2119 struct semaphore wx_sem;
2120 struct semaphore scan_sem;
2122 spinlock_t mgmt_tx_lock;
2123 spinlock_t beacon_lock;
2125 short beacon_txing;
2127 short wap_set;
2128 short ssid_set;
2130 u8 wpax_type_set; //{added by David, 2006.9.28}
2131 u32 wpax_type_notify; //{added by David, 2006.9.26}
2133 /* QoS related flag */
2134 char init_wmmparam_flag;
2135 /* set on initialization */
2136 u8 qos_support;
2138 /* for discarding duplicated packets in IBSS */
2139 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
2141 /* for discarding duplicated packets in BSS */
2142 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
2143 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
2144 unsigned long last_packet_time[17];
2146 /* for PS mode */
2147 unsigned long last_rx_ps_time;
2149 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
2150 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
2151 int mgmt_queue_head;
2152 int mgmt_queue_tail;
2153 //{ added for rtl819x
2154 #define IEEE80211_QUEUE_LIMIT 128
2155 u8 AsocRetryCount;
2156 unsigned int hw_header;
2157 struct sk_buff_head skb_waitQ[MAX_QUEUE_SIZE];
2158 struct sk_buff_head skb_aggQ[MAX_QUEUE_SIZE];
2159 struct sk_buff_head skb_drv_aggQ[MAX_QUEUE_SIZE];
2160 u32 sta_edca_param[4];
2161 bool aggregation;
2162 // Enable/Disable Rx immediate BA capability.
2163 bool enable_rx_imm_BA;
2164 bool bibsscoordinator;
2166 //+by amy for DM ,080515
2167 //Dynamic Tx power for near/far range enable/Disable , by amy , 2008-05-15
2168 bool bdynamic_txpower_enable;
2170 bool bCTSToSelfEnable;
2171 u8 CTSToSelfTH;
2173 u32 fsync_time_interval;
2174 u32 fsync_rate_bitmap;
2175 u8 fsync_rssi_threshold;
2176 bool bfsync_enable;
2178 u8 fsync_multiple_timeinterval; // FsyncMultipleTimeInterval * FsyncTimeInterval
2179 u32 fsync_firstdiff_ratethreshold; // low threshold
2180 u32 fsync_seconddiff_ratethreshold; // decrease threshold
2181 Fsync_State fsync_state;
2182 bool bis_any_nonbepkts;
2183 //20Mhz 40Mhz AutoSwitch Threshold
2184 bandwidth_autoswitch bandwidth_auto_switch;
2185 //for txpower tracking
2186 bool FwRWRF;
2188 //added by amy for AP roaming
2189 RT_LINK_DETECT_T LinkDetectInfo;
2190 //added by amy for ps
2191 RT_POWER_SAVE_CONTROL PowerSaveControl;
2193 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
2194 struct tx_pending_t tx_pending;
2196 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
2197 struct timer_list associate_timer;
2199 /* used if IEEE_SOFTMAC_BEACONS is set */
2200 struct timer_list beacon_timer;
2201 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
2202 struct work_struct associate_complete_wq;
2203 struct work_struct associate_procedure_wq;
2204 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
2205 struct delayed_work softmac_scan_wq;
2206 struct delayed_work associate_retry_wq;
2207 struct delayed_work start_ibss_wq;
2208 struct delayed_work hw_wakeup_wq;
2209 struct delayed_work hw_sleep_wq;
2210 #else
2211 struct work_struct softmac_scan_wq;
2212 struct work_struct associate_retry_wq;
2213 struct work_struct start_ibss_wq;
2214 struct work_struct hw_wakeup_wq;
2215 struct work_struct hw_sleep_wq;
2216 #endif
2217 struct work_struct wx_sync_scan_wq;
2218 struct workqueue_struct *wq;
2219 #else
2220 /* used for periodly scan */
2221 struct timer_list scan_timer;
2223 struct tq_struct associate_complete_wq;
2224 struct tq_struct associate_retry_wq;
2225 struct tq_struct start_ibss_wq;
2226 struct tq_struct associate_procedure_wq;
2227 struct tq_struct softmac_scan_wq;
2228 struct tq_struct wx_sync_scan_wq;
2230 #endif
2231 // Qos related. Added by Annie, 2005-11-01.
2232 //STA_QOS StaQos;
2234 //u32 STA_EDCA_PARAM[4];
2235 //CHANNEL_ACCESS_SETTING ChannelAccessSetting;
2238 /* Callback functions */
2239 void (*set_security)(struct net_device *dev,
2240 struct ieee80211_security *sec);
2242 /* Used to TX data frame by using txb structs.
2243 * this is not used if in the softmac_features
2244 * is set the flag IEEE_SOFTMAC_TX_QUEUE
2246 int (*hard_start_xmit)(struct ieee80211_txb *txb,
2247 struct net_device *dev);
2249 int (*reset_port)(struct net_device *dev);
2250 int (*is_queue_full) (struct net_device * dev, int pri);
2252 int (*handle_management) (struct net_device * dev,
2253 struct ieee80211_network * network, u16 type);
2254 int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
2256 /* Softmac-generated frames (mamagement) are TXed via this
2257 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
2258 * not set. As some cards may have different HW queues that
2259 * one might want to use for data and management frames
2260 * the option to have two callbacks might be useful.
2261 * This fucntion can't sleep.
2263 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
2264 struct net_device *dev);
2266 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
2267 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
2268 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
2269 * then also management frames are sent via this callback.
2270 * This function can't sleep.
2272 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
2273 struct net_device *dev,int rate);
2275 /* stops the HW queue for DATA frames. Useful to avoid
2276 * waste time to TX data frame when we are reassociating
2277 * This function can sleep.
2279 void (*data_hard_stop)(struct net_device *dev);
2281 /* OK this is complementar to data_poll_hard_stop */
2282 void (*data_hard_resume)(struct net_device *dev);
2284 /* ask to the driver to retune the radio .
2285 * This function can sleep. the driver should ensure
2286 * the radio has been swithced before return.
2288 void (*set_chan)(struct net_device *dev,short ch);
2290 /* These are not used if the ieee stack takes care of
2291 * scanning (IEEE_SOFTMAC_SCAN feature set).
2292 * In this case only the set_chan is used.
2294 * The syncro version is similar to the start_scan but
2295 * does not return until all channels has been scanned.
2296 * this is called in user context and should sleep,
2297 * it is called in a work_queue when swithcing to ad-hoc mode
2298 * or in behalf of iwlist scan when the card is associated
2299 * and root user ask for a scan.
2300 * the fucntion stop_scan should stop both the syncro and
2301 * background scanning and can sleep.
2302 * The fucntion start_scan should initiate the background
2303 * scanning and can't sleep.
2305 void (*scan_syncro)(struct net_device *dev);
2306 void (*start_scan)(struct net_device *dev);
2307 void (*stop_scan)(struct net_device *dev);
2309 /* indicate the driver that the link state is changed
2310 * for example it may indicate the card is associated now.
2311 * Driver might be interested in this to apply RX filter
2312 * rules or simply light the LINK led
2314 void (*link_change)(struct net_device *dev);
2316 /* these two function indicates to the HW when to start
2317 * and stop to send beacons. This is used when the
2318 * IEEE_SOFTMAC_BEACONS is not set. For now the
2319 * stop_send_bacons is NOT guaranteed to be called only
2320 * after start_send_beacons.
2322 void (*start_send_beacons) (struct net_device *dev,u16 tx_rate);
2323 void (*stop_send_beacons) (struct net_device *dev);
2325 /* power save mode related */
2326 void (*sta_wake_up) (struct net_device *dev);
2327 // void (*ps_request_tx_ack) (struct net_device *dev);
2328 void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
2329 short (*ps_is_queue_empty) (struct net_device *dev);
2330 #if 0
2331 /* Typical STA methods */
2332 int (*handle_auth) (struct net_device * dev,
2333 struct ieee80211_auth * auth);
2334 int (*handle_deauth) (struct net_device * dev,
2335 struct ieee80211_deauth * auth);
2336 int (*handle_action) (struct net_device * dev,
2337 struct ieee80211_action * action,
2338 struct ieee80211_rx_stats * stats);
2339 int (*handle_disassoc) (struct net_device * dev,
2340 struct ieee80211_disassoc * assoc);
2341 #endif
2342 int (*handle_beacon) (struct net_device * dev, struct ieee80211_beacon * beacon, struct ieee80211_network * network);
2343 #if 0
2344 int (*handle_probe_response) (struct net_device * dev,
2345 struct ieee80211_probe_response * resp,
2346 struct ieee80211_network * network);
2347 int (*handle_probe_request) (struct net_device * dev,
2348 struct ieee80211_probe_request * req,
2349 struct ieee80211_rx_stats * stats);
2350 #endif
2351 int (*handle_assoc_response) (struct net_device * dev, struct ieee80211_assoc_response_frame * resp, struct ieee80211_network * network);
2353 #if 0
2354 /* Typical AP methods */
2355 int (*handle_assoc_request) (struct net_device * dev);
2356 int (*handle_reassoc_request) (struct net_device * dev,
2357 struct ieee80211_reassoc_request * req);
2358 #endif
2360 /* check whether Tx hw resouce available */
2361 short (*check_nic_enough_desc)(struct net_device *dev, int queue_index);
2362 //added by wb for HT related
2363 // void (*SwChnlByTimerHandler)(struct net_device *dev, int channel);
2364 void (*SetBWModeHandler)(struct net_device *dev, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2365 // void (*UpdateHalRATRTableHandler)(struct net_device* dev, u8* pMcsRate);
2366 bool (*GetNmodeSupportBySecCfg)(struct net_device* dev);
2367 void (*SetWirelessMode)(struct net_device* dev, u8 wireless_mode);
2368 bool (*GetHalfNmodeSupportByAPsHandler)(struct net_device* dev);
2369 void (*InitialGainHandler)(struct net_device *dev, u8 Operation);
2371 /* This must be the last item so that it points to the data
2372 * allocated beyond this structure by alloc_ieee80211 */
2373 u8 priv[0];
2376 #define IEEE_A (1<<0)
2377 #define IEEE_B (1<<1)
2378 #define IEEE_G (1<<2)
2379 #define IEEE_N_24G (1<<4)
2380 #define IEEE_N_5G (1<<5)
2381 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
2383 /* Generate a 802.11 header */
2385 /* Uses the channel change callback directly
2386 * instead of [start/stop] scan callbacks
2388 #define IEEE_SOFTMAC_SCAN (1<<2)
2390 /* Perform authentication and association handshake */
2391 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
2393 /* Generate probe requests */
2394 #define IEEE_SOFTMAC_PROBERQ (1<<4)
2396 /* Generate respones to probe requests */
2397 #define IEEE_SOFTMAC_PROBERS (1<<5)
2399 /* The ieee802.11 stack will manages the netif queue
2400 * wake/stop for the driver, taking care of 802.11
2401 * fragmentation. See softmac.c for details. */
2402 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
2404 /* Uses only the softmac_data_hard_start_xmit
2405 * even for TX management frames.
2407 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
2409 /* Generate beacons. The stack will enqueue beacons
2410 * to the card
2412 #define IEEE_SOFTMAC_BEACONS (1<<6)
2414 static inline void *ieee80211_priv(struct net_device *dev)
2416 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
2417 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
2418 #else
2419 return ((struct ieee80211_device *)dev->priv)->priv;
2420 #endif
2423 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
2425 /* Single white space is for Linksys APs */
2426 if (essid_len == 1 && essid[0] == ' ')
2427 return 1;
2429 /* Otherwise, if the entire essid is 0, we assume it is hidden */
2430 while (essid_len) {
2431 essid_len--;
2432 if (essid[essid_len] != '\0')
2433 return 0;
2436 return 1;
2439 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
2442 * It is possible for both access points and our device to support
2443 * combinations of modes, so as long as there is one valid combination
2444 * of ap/device supported modes, then return success
2447 if ((mode & IEEE_A) &&
2448 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2449 (ieee->freq_band & IEEE80211_52GHZ_BAND))
2450 return 1;
2452 if ((mode & IEEE_G) &&
2453 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
2454 (ieee->freq_band & IEEE80211_24GHZ_BAND))
2455 return 1;
2457 if ((mode & IEEE_B) &&
2458 (ieee->modulation & IEEE80211_CCK_MODULATION) &&
2459 (ieee->freq_band & IEEE80211_24GHZ_BAND))
2460 return 1;
2462 return 0;
2465 extern inline int ieee80211_get_hdrlen(u16 fc)
2467 int hdrlen = IEEE80211_3ADDR_LEN;
2469 switch (WLAN_FC_GET_TYPE(fc)) {
2470 case IEEE80211_FTYPE_DATA:
2471 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
2472 hdrlen = IEEE80211_4ADDR_LEN; /* Addr4 */
2473 if(IEEE80211_QOS_HAS_SEQ(fc))
2474 hdrlen += 2; /* QOS ctrl*/
2475 break;
2476 case IEEE80211_FTYPE_CTL:
2477 switch (WLAN_FC_GET_STYPE(fc)) {
2478 case IEEE80211_STYPE_CTS:
2479 case IEEE80211_STYPE_ACK:
2480 hdrlen = IEEE80211_1ADDR_LEN;
2481 break;
2482 default:
2483 hdrlen = IEEE80211_2ADDR_LEN;
2484 break;
2486 break;
2489 return hdrlen;
2492 static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
2494 switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl))) {
2495 case IEEE80211_1ADDR_LEN:
2496 return ((struct ieee80211_hdr_1addr *)hdr)->payload;
2497 case IEEE80211_2ADDR_LEN:
2498 return ((struct ieee80211_hdr_2addr *)hdr)->payload;
2499 case IEEE80211_3ADDR_LEN:
2500 return ((struct ieee80211_hdr_3addr *)hdr)->payload;
2501 case IEEE80211_4ADDR_LEN:
2502 return ((struct ieee80211_hdr_4addr *)hdr)->payload;
2504 return NULL;
2507 static inline int ieee80211_is_ofdm_rate(u8 rate)
2509 switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2510 case IEEE80211_OFDM_RATE_6MB:
2511 case IEEE80211_OFDM_RATE_9MB:
2512 case IEEE80211_OFDM_RATE_12MB:
2513 case IEEE80211_OFDM_RATE_18MB:
2514 case IEEE80211_OFDM_RATE_24MB:
2515 case IEEE80211_OFDM_RATE_36MB:
2516 case IEEE80211_OFDM_RATE_48MB:
2517 case IEEE80211_OFDM_RATE_54MB:
2518 return 1;
2520 return 0;
2523 static inline int ieee80211_is_cck_rate(u8 rate)
2525 switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
2526 case IEEE80211_CCK_RATE_1MB:
2527 case IEEE80211_CCK_RATE_2MB:
2528 case IEEE80211_CCK_RATE_5MB:
2529 case IEEE80211_CCK_RATE_11MB:
2530 return 1;
2532 return 0;
2536 /* ieee80211.c */
2537 extern void free_ieee80211(struct net_device *dev);
2538 extern struct net_device *alloc_ieee80211(int sizeof_priv);
2540 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
2542 /* ieee80211_tx.c */
2544 extern int ieee80211_encrypt_fragment(
2545 struct ieee80211_device *ieee,
2546 struct sk_buff *frag,
2547 int hdr_len);
2549 extern int ieee80211_xmit(struct sk_buff *skb,
2550 struct net_device *dev);
2551 extern void ieee80211_txb_free(struct ieee80211_txb *);
2554 /* ieee80211_rx.c */
2555 extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
2556 struct ieee80211_rx_stats *rx_stats);
2557 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
2558 struct ieee80211_hdr_4addr *header,
2559 struct ieee80211_rx_stats *stats);
2561 /* ieee80211_wx.c */
2562 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
2563 struct iw_request_info *info,
2564 union iwreq_data *wrqu, char *key);
2565 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
2566 struct iw_request_info *info,
2567 union iwreq_data *wrqu, char *key);
2568 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
2569 struct iw_request_info *info,
2570 union iwreq_data *wrqu, char *key);
2571 #if WIRELESS_EXT >= 18
2572 extern int ieee80211_wx_get_encode_ext(struct ieee80211_device *ieee,
2573 struct iw_request_info *info,
2574 union iwreq_data* wrqu, char *extra);
2575 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
2576 struct iw_request_info *info,
2577 union iwreq_data* wrqu, char *extra);
2578 extern int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
2579 struct iw_request_info *info,
2580 struct iw_param *data, char *extra);
2581 extern int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
2582 struct iw_request_info *info,
2583 union iwreq_data *wrqu, char *extra);
2584 #endif
2585 extern int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
2587 /* ieee80211_softmac.c */
2588 extern short ieee80211_is_54g(struct ieee80211_network net);
2589 extern short ieee80211_is_shortslot(struct ieee80211_network net);
2590 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
2591 struct ieee80211_rx_stats *rx_stats, u16 type,
2592 u16 stype);
2593 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
2595 void SendDisassociation(struct ieee80211_device *ieee, u8* asSta, u8 asRsn);
2596 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
2598 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2599 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2600 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
2601 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
2602 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
2603 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
2604 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
2605 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
2606 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
2607 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
2608 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
2609 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
2610 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
2611 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
2612 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
2613 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
2614 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
2615 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
2616 extern void ieee80211_wake_queue(struct ieee80211_device *ieee);
2617 extern void ieee80211_stop_queue(struct ieee80211_device *ieee);
2618 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
2619 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
2620 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
2621 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
2622 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
2623 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
2625 extern void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);
2627 /* ieee80211_crypt_ccmp&tkip&wep.c */
2628 extern void ieee80211_tkip_null(void);
2629 extern void ieee80211_wep_null(void);
2630 extern void ieee80211_ccmp_null(void);
2632 /* ieee80211_softmac_wx.c */
2634 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
2635 struct iw_request_info *info,
2636 union iwreq_data *wrqu, char *ext);
2638 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
2639 struct iw_request_info *info,
2640 union iwreq_data *awrq,
2641 char *extra);
2643 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
2645 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
2646 struct iw_request_info *info,
2647 union iwreq_data *wrqu, char *extra);
2649 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
2650 struct iw_request_info *info,
2651 union iwreq_data *wrqu, char *extra);
2653 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2654 union iwreq_data *wrqu, char *b);
2656 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
2657 union iwreq_data *wrqu, char *b);
2659 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
2660 struct iw_request_info *a,
2661 union iwreq_data *wrqu, char *extra);
2663 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
2664 union iwreq_data *wrqu, char *b);
2666 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2667 union iwreq_data *wrqu, char *b);
2669 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
2670 union iwreq_data *wrqu, char *b);
2672 //extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2673 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
2674 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
2675 #else
2676 extern void ieee80211_wx_sync_scan_wq(struct ieee80211_device *ieee);
2677 #endif
2680 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
2681 struct iw_request_info *info,
2682 union iwreq_data *wrqu, char *extra);
2684 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
2685 struct iw_request_info *info,
2686 union iwreq_data *wrqu, char *extra);
2688 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
2689 struct iw_request_info *info,
2690 union iwreq_data *wrqu, char *extra);
2692 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
2693 struct iw_request_info *info,
2694 union iwreq_data *wrqu, char *extra);
2696 extern int ieee80211_wx_set_rts(struct ieee80211_device *ieee,
2697 struct iw_request_info *info,
2698 union iwreq_data *wrqu, char *extra);
2700 extern int ieee80211_wx_get_rts(struct ieee80211_device *ieee,
2701 struct iw_request_info *info,
2702 union iwreq_data *wrqu, char *extra);
2703 //HT
2704 #define MAX_RECEIVE_BUFFER_SIZE 9100 //
2705 extern void HTDebugHTCapability(u8* CapIE, u8* TitleString );
2706 extern void HTDebugHTInfo(u8* InfoIE, u8* TitleString);
2708 void HTSetConnectBwMode(struct ieee80211_device* ieee, HT_CHANNEL_WIDTH Bandwidth, HT_EXTCHNL_OFFSET Offset);
2709 extern void HTUpdateDefaultSetting(struct ieee80211_device* ieee);
2710 extern void HTConstructCapabilityElement(struct ieee80211_device* ieee, u8* posHTCap, u8* len, u8 isEncrypt);
2711 extern void HTConstructInfoElement(struct ieee80211_device* ieee, u8* posHTInfo, u8* len, u8 isEncrypt);
2712 extern void HTConstructRT2RTAggElement(struct ieee80211_device* ieee, u8* posRT2RTAgg, u8* len);
2713 extern void HTOnAssocRsp(struct ieee80211_device *ieee);
2714 extern void HTInitializeHTInfo(struct ieee80211_device* ieee);
2715 extern void HTInitializeBssDesc(PBSS_HT pBssHT);
2716 extern void HTResetSelfAndSavePeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2717 extern void HTUpdateSelfAndPeerSetting(struct ieee80211_device* ieee, struct ieee80211_network * pNetwork);
2718 extern u8 HTGetHighestMCSRate(struct ieee80211_device* ieee, u8* pMCSRateSet, u8* pMCSFilter);
2719 extern u8 MCS_FILTER_ALL[];
2720 extern u16 MCS_DATA_RATE[2][2][77] ;
2721 extern u8 HTCCheck(struct ieee80211_device* ieee, u8* pFrame);
2722 //extern void HTSetConnectBwModeCallback(unsigned long data);
2723 extern void HTResetIOTSetting(PRT_HIGH_THROUGHPUT pHTInfo);
2724 extern bool IsHTHalfNmodeAPs(struct ieee80211_device* ieee);
2725 extern u16 HTHalfMcsToDataRate(struct ieee80211_device* ieee, u8 nMcsRate);
2726 extern u16 HTMcsToDataRate( struct ieee80211_device* ieee, u8 nMcsRate);
2727 extern u16 TxCountToDataRate( struct ieee80211_device* ieee, u8 nDataRate);
2728 //function in BAPROC.c
2729 extern int ieee80211_rx_ADDBAReq( struct ieee80211_device* ieee, struct sk_buff *skb);
2730 extern int ieee80211_rx_ADDBARsp( struct ieee80211_device* ieee, struct sk_buff *skb);
2731 extern int ieee80211_rx_DELBA(struct ieee80211_device* ieee,struct sk_buff *skb);
2732 extern void TsInitAddBA( struct ieee80211_device* ieee, PTX_TS_RECORD pTS, u8 Policy, u8 bOverwritePending);
2733 extern void TsInitDelBA( struct ieee80211_device* ieee, PTS_COMMON_INFO pTsCommonInfo, TR_SELECT TxRxSelect);
2734 extern void BaSetupTimeOut(unsigned long data);
2735 extern void TxBaInactTimeout(unsigned long data);
2736 extern void RxBaInactTimeout(unsigned long data);
2737 extern void ResetBaEntry( PBA_RECORD pBA);
2738 //function in TS.c
2739 extern bool GetTs(
2740 struct ieee80211_device* ieee,
2741 PTS_COMMON_INFO *ppTS,
2742 u8* Addr,
2743 u8 TID,
2744 TR_SELECT TxRxSelect, //Rx:1, Tx:0
2745 bool bAddNewTs
2747 extern void TSInitialize(struct ieee80211_device *ieee);
2748 extern void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD pTxTS);
2749 extern void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr);
2750 extern void RemoveAllTS(struct ieee80211_device* ieee);
2751 void ieee80211_softmac_scan_syncro(struct ieee80211_device *ieee);
2753 extern const long ieee80211_wlan_frequencies[];
2755 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
2757 ieee->scans++;
2760 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
2762 return ieee->scans;
2765 static inline const char *escape_essid(const char *essid, u8 essid_len) {
2766 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
2767 const char *s = essid;
2768 char *d = escaped;
2770 if (ieee80211_is_empty_essid(essid, essid_len)) {
2771 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
2772 return escaped;
2775 essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
2776 while (essid_len--) {
2777 if (*s == '\0') {
2778 *d++ = '\\';
2779 *d++ = '0';
2780 s++;
2781 } else {
2782 *d++ = *s++;
2785 *d = '\0';
2786 return escaped;
2789 /* For the function is more related to hardware setting, it's better to use the
2790 * ieee handler to refer to it.
2792 extern short check_nic_enough_desc(struct net_device *dev, int queue_index);
2793 extern int ieee80211_data_xmit(struct sk_buff *skb, struct net_device *dev);
2794 extern int ieee80211_parse_info_param(struct ieee80211_device *ieee,
2795 struct ieee80211_info_element *info_element,
2796 u16 length,
2797 struct ieee80211_network *network,
2798 struct ieee80211_rx_stats *stats);
2800 void ieee80211_indicate_packets(struct ieee80211_device *ieee, struct ieee80211_rxb** prxbIndicateArray,u8 index);
2801 #define RT_ASOC_RETRY_LIMIT 5
2802 #endif /* IEEE80211_H */