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
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
26 #include <linux/if_ether.h> /* ETH_ALEN */
27 #include <linux/kernel.h> /* ARRAY_SIZE */
28 #include <linux/version.h>
29 #include <linux/jiffies.h>
30 #include <linux/timer.h>
31 #include <linux/sched.h>
32 #include <linux/semaphore.h>
33 #include <linux/wireless.h>
34 #include <linux/ieee80211.h>
36 #define KEY_TYPE_NA 0x0
37 #define KEY_TYPE_WEP40 0x1
38 #define KEY_TYPE_TKIP 0x2
39 #define KEY_TYPE_CCMP 0x4
40 #define KEY_TYPE_WEP104 0x5
44 #define MGMT_QUEUE_NUM 5
47 #define IEEE_CMD_SET_WPA_PARAM 1
48 #define IEEE_CMD_SET_WPA_IE 2
49 #define IEEE_CMD_SET_ENCRYPTION 3
50 #define IEEE_CMD_MLME 4
52 #define IEEE_PARAM_WPA_ENABLED 1
53 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
54 #define IEEE_PARAM_DROP_UNENCRYPTED 3
55 #define IEEE_PARAM_PRIVACY_INVOKED 4
56 #define IEEE_PARAM_AUTH_ALGS 5
57 #define IEEE_PARAM_IEEE_802_1X 6
58 //It should consistent with the driver_XXX.c
60 #define IEEE_PARAM_WPAX_SELECT 7
61 //Added for notify the encryption type selection
63 #define IEEE_PROTO_WPA 1
64 #define IEEE_PROTO_RSN 2
65 //Added for notify the encryption type selection
67 #define IEEE_WPAX_USEGROUP 0
68 #define IEEE_WPAX_WEP40 1
69 #define IEEE_WPAX_TKIP 2
70 #define IEEE_WPAX_WRAP 3
71 #define IEEE_WPAX_CCMP 4
72 #define IEEE_WPAX_WEP104 5
74 #define IEEE_KEY_MGMT_IEEE8021X 1
75 #define IEEE_KEY_MGMT_PSK 2
79 #define IEEE_MLME_STA_DEAUTH 1
80 #define IEEE_MLME_STA_DISASSOC 2
83 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
84 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
85 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
86 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
87 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
88 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
91 #define IEEE_CRYPT_ALG_NAME_LEN 16
94 typedef struct ieee_param {
96 u8 sta_addr[ETH_ALEN];
112 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
116 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
125 #define MSECS(t) msecs_to_jiffies(t)
126 #define msleep_interruptible_rtl msleep_interruptible
128 #define IEEE80211_DATA_LEN 2304
129 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
132 The figure in section 7.1.2 suggests a body size of up to 2312
133 bytes is allowed, which is a bit confusing, I suspect this
134 represents the 2304 bytes of real data, plus a possible 8 bytes of
135 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
137 #define IEEE80211_3ADDR_LEN 24
138 #define IEEE80211_4ADDR_LEN 30
139 #define IEEE80211_FCS_LEN 4
140 #define IEEE80211_HLEN IEEE80211_4ADDR_LEN
141 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
142 #define IEEE80211_MGMT_HDR_LEN 24
143 #define IEEE80211_DATA_HDR3_LEN 24
144 #define IEEE80211_DATA_HDR4_LEN 30
146 #define MIN_FRAG_THRESHOLD 256U
147 #define MAX_FRAG_THRESHOLD 2346U
149 /* Frame control field constants */
150 #define IEEE80211_FCTL_DSTODS 0x0300 //added by david
151 #define IEEE80211_FCTL_WEP 0x4000
155 #ifdef CONFIG_IEEE80211_DEBUG
156 extern u32 ieee80211_debug_level;
157 #define IEEE80211_DEBUG(level, fmt, args...) \
158 do { if (ieee80211_debug_level & (level)) \
159 printk(KERN_DEBUG "ieee80211: %c %s " fmt, \
160 in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
162 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
163 #endif /* CONFIG_IEEE80211_DEBUG */
166 * To use the debug system;
168 * If you are defining a new debug classification, simply add it to the #define
169 * list here in the form of:
171 * #define IEEE80211_DL_xxxx VALUE
173 * shifting value to the left one bit from the previous entry. xxxx should be
174 * the name of the classification (for example, WEP)
176 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
177 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
178 * to send output to that classification.
180 * To add your debug level to the list of levels seen when you perform
182 * % cat /proc/net/ipw/debug_level
184 * you simply need to add your entry to the ipw_debug_levels array.
186 * If you do not see debug_level in /proc/net/ipw then you do not have
187 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
191 #define IEEE80211_DL_INFO (1<<0)
192 #define IEEE80211_DL_WX (1<<1)
193 #define IEEE80211_DL_SCAN (1<<2)
194 #define IEEE80211_DL_STATE (1<<3)
195 #define IEEE80211_DL_MGMT (1<<4)
196 #define IEEE80211_DL_FRAG (1<<5)
197 #define IEEE80211_DL_EAP (1<<6)
198 #define IEEE80211_DL_DROP (1<<7)
200 #define IEEE80211_DL_TX (1<<8)
201 #define IEEE80211_DL_RX (1<<9)
203 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
204 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
205 #define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
207 #define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
208 #define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
209 //#define IEEE_DEBUG_SCAN IEEE80211_WARNING
210 #define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
211 #define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
212 #define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
213 #define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
214 #define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
215 #define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
216 #define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
217 #include <linux/netdevice.h>
218 #include <linux/wireless.h>
219 #include <linux/if_arp.h> /* ARPHRD_ETHER */
222 #define WIRELESS_SPY // enable iwspy support
224 #include <net/iw_handler.h> // new driver API
227 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
228 #endif /* ETH_P_PAE */
230 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
232 #ifndef ETH_P_80211_RAW
233 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
236 /* IEEE 802.11 defines */
238 #define P80211_OUI_LEN 3
240 struct ieee80211_snap_hdr {
242 u8 dsap; /* always 0xAA */
243 u8 ssap; /* always 0xAA */
244 u8 ctrl; /* always 0x03 */
245 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
247 } __attribute__ ((packed));
249 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
251 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
252 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
254 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
255 #define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
257 #define WLAN_CAPABILITY_BSS (1<<0)
258 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
260 #define IEEE80211_STATMASK_SIGNAL (1<<0)
261 #define IEEE80211_STATMASK_RSSI (1<<1)
262 #define IEEE80211_STATMASK_NOISE (1<<2)
263 #define IEEE80211_STATMASK_RATE (1<<3)
264 #define IEEE80211_STATMASK_WEMASK 0x7
267 #define IEEE80211_CCK_MODULATION (1<<0)
268 #define IEEE80211_OFDM_MODULATION (1<<1)
270 #define IEEE80211_24GHZ_BAND (1<<0)
271 #define IEEE80211_52GHZ_BAND (1<<1)
273 #define IEEE80211_CCK_RATE_LEN 4
274 #define IEEE80211_CCK_RATE_1MB 0x02
275 #define IEEE80211_CCK_RATE_2MB 0x04
276 #define IEEE80211_CCK_RATE_5MB 0x0B
277 #define IEEE80211_CCK_RATE_11MB 0x16
278 #define IEEE80211_OFDM_RATE_LEN 8
279 #define IEEE80211_OFDM_RATE_6MB 0x0C
280 #define IEEE80211_OFDM_RATE_9MB 0x12
281 #define IEEE80211_OFDM_RATE_12MB 0x18
282 #define IEEE80211_OFDM_RATE_18MB 0x24
283 #define IEEE80211_OFDM_RATE_24MB 0x30
284 #define IEEE80211_OFDM_RATE_36MB 0x48
285 #define IEEE80211_OFDM_RATE_48MB 0x60
286 #define IEEE80211_OFDM_RATE_54MB 0x6C
287 #define IEEE80211_BASIC_RATE_MASK 0x80
289 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
290 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
291 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
292 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
293 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
294 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
295 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
296 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
297 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
298 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
299 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
300 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
302 #define IEEE80211_CCK_RATES_MASK 0x0000000F
303 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
304 IEEE80211_CCK_RATE_2MB_MASK)
305 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
306 IEEE80211_CCK_RATE_5MB_MASK | \
307 IEEE80211_CCK_RATE_11MB_MASK)
309 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
310 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
311 IEEE80211_OFDM_RATE_12MB_MASK | \
312 IEEE80211_OFDM_RATE_24MB_MASK)
313 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
314 IEEE80211_OFDM_RATE_9MB_MASK | \
315 IEEE80211_OFDM_RATE_18MB_MASK | \
316 IEEE80211_OFDM_RATE_36MB_MASK | \
317 IEEE80211_OFDM_RATE_48MB_MASK | \
318 IEEE80211_OFDM_RATE_54MB_MASK)
319 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
320 IEEE80211_CCK_DEFAULT_RATES_MASK)
322 #define IEEE80211_NUM_OFDM_RATES 8
323 #define IEEE80211_NUM_CCK_RATES 4
324 #define IEEE80211_OFDM_SHIFT_MASK_A 4
326 /* this is stolen and modified from the madwifi driver*/
327 #define IEEE80211_FC0_TYPE_MASK 0x0c
328 #define IEEE80211_FC0_TYPE_DATA 0x08
329 #define IEEE80211_FC0_SUBTYPE_MASK 0xB0
330 #define IEEE80211_FC0_SUBTYPE_QOS 0x80
332 #define IEEE80211_QOS_HAS_SEQ(fc) \
333 (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
334 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
336 /* this is stolen from ipw2200 driver */
337 #define IEEE_IBSS_MAC_HASH_SIZE 31
338 struct ieee_ibss_seq {
342 unsigned long packet_time[17];
343 struct list_head list;
346 /* NOTE: This data is for statistical purposes; not all hardware provides this
347 * information for frames received. Not setting these will not cause
348 * any adverse affects. */
349 struct ieee80211_rx_stats {
355 u16 rate; /* in 100 kbps */
364 /* IEEE 802.11 requires that STA supports concurrent reception of at least
365 * three fragmented frames. This define can be increased to support more
366 * concurrent frames, but it should be noted that each entry can consume about
367 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
368 #define IEEE80211_FRAG_CACHE_LEN 4
370 struct ieee80211_frag_entry {
371 unsigned long first_frag_time;
373 unsigned int last_frag;
375 u8 src_addr[ETH_ALEN];
376 u8 dst_addr[ETH_ALEN];
379 struct ieee80211_stats {
380 unsigned int tx_unicast_frames;
381 unsigned int tx_multicast_frames;
382 unsigned int tx_fragments;
383 unsigned int tx_unicast_octets;
384 unsigned int tx_multicast_octets;
385 unsigned int tx_deferred_transmissions;
386 unsigned int tx_single_retry_frames;
387 unsigned int tx_multiple_retry_frames;
388 unsigned int tx_retry_limit_exceeded;
389 unsigned int tx_discards;
390 unsigned int rx_unicast_frames;
391 unsigned int rx_multicast_frames;
392 unsigned int rx_fragments;
393 unsigned int rx_unicast_octets;
394 unsigned int rx_multicast_octets;
395 unsigned int rx_fcs_errors;
396 unsigned int rx_discards_no_buffer;
397 unsigned int tx_discards_wrong_sa;
398 unsigned int rx_discards_undecryptable;
399 unsigned int rx_message_in_msg_fragments;
400 unsigned int rx_message_in_bad_msg_fragments;
403 struct ieee80211_device;
405 #include "ieee80211_crypt.h"
407 #define SEC_KEY_1 (1<<0)
408 #define SEC_KEY_2 (1<<1)
409 #define SEC_KEY_3 (1<<2)
410 #define SEC_KEY_4 (1<<3)
411 #define SEC_ACTIVE_KEY (1<<4)
412 #define SEC_AUTH_MODE (1<<5)
413 #define SEC_UNICAST_GROUP (1<<6)
414 #define SEC_LEVEL (1<<7)
415 #define SEC_ENABLED (1<<8)
417 #define SEC_LEVEL_0 0 /* None */
418 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
419 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
420 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
421 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
424 #define WEP_KEY_LEN 13
426 #define WEP_KEY_LEN_MODIF 32
428 struct ieee80211_security {
433 unicast_uses_group:1;
434 u8 key_sizes[WEP_KEYS];
435 u8 keys[WEP_KEYS][WEP_KEY_LEN_MODIF];
438 } __attribute__ ((packed));
443 802.11 data frame from AP
445 ,-------------------------------------------------------------------.
446 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
447 |------|------|---------|---------|---------|------|---------|------|
448 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
449 | | tion | (BSSID) | | | ence | data | |
450 `-------------------------------------------------------------------'
456 /* Management Frame Information Element Types */
460 MFIE_TYPE_FH_SET = 2,
461 MFIE_TYPE_DS_SET = 3,
462 MFIE_TYPE_CF_SET = 4,
464 MFIE_TYPE_IBSS_SET = 6,
465 MFIE_TYPE_COUNTRY = 7,
466 MFIE_TYPE_CHALLENGE = 16,
469 MFIE_TYPE_RATES_EX = 50,
470 MFIE_TYPE_GENERIC = 221,
473 struct ieee80211_header_data {
482 struct ieee80211_hdr_4addr {
490 } __attribute__ ((packed));
492 struct ieee80211_hdr_3addrqos {
500 } __attribute__ ((packed));
502 struct ieee80211_hdr_4addrqos {
511 } __attribute__ ((packed));
513 struct ieee80211_info_element_hdr {
516 } __attribute__ ((packed));
518 struct ieee80211_info_element {
522 } __attribute__ ((packed));
524 struct ieee80211_authentication {
525 struct ieee80211_header_data header;
529 //struct ieee80211_info_element_hdr info_element;
530 } __attribute__ ((packed));
532 struct ieee80211_disassoc_frame {
533 struct ieee80211_hdr_3addr header;
535 } __attribute__ ((packed));
537 struct ieee80211_probe_request {
538 struct ieee80211_header_data header;
539 /* struct ieee80211_info_element info_element; */
540 } __attribute__ ((packed));
542 struct ieee80211_probe_response {
543 struct ieee80211_header_data header;
547 struct ieee80211_info_element info_element;
548 } __attribute__ ((packed));
550 struct ieee80211_assoc_request_frame {
551 struct ieee80211_hdr_3addr header;
554 //u8 current_ap[ETH_ALEN];
555 struct ieee80211_info_element_hdr info_element;
556 } __attribute__ ((packed));
558 struct ieee80211_assoc_response_frame {
559 struct ieee80211_hdr_3addr header;
563 struct ieee80211_info_element info_element; /* supported rates */
564 } __attribute__ ((packed));
566 struct ieee80211_txb {
572 struct sk_buff *fragments[0];
575 /* SWEEP TABLE ENTRIES NUMBER */
576 #define MAX_SWEEP_TAB_ENTRIES 42
577 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
579 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
580 * only use 8, and then use extended rates for the remaining supported
581 * rates. Other APs, however, stick all of their supported rates on the
582 * main rates information element... */
583 #define MAX_RATES_LENGTH ((u8)12)
584 #define MAX_RATES_EX_LENGTH ((u8)16)
586 #define MAX_NETWORK_COUNT 128
588 #define MAX_CHANNEL_NUMBER 165
590 #define IEEE80211_SOFTMAC_SCAN_TIME 100 /* (HZ / 2) */
591 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
593 #define CRC_LENGTH 4U
595 #define MAX_WPA_IE_LEN 64
597 #define NETWORK_EMPTY_ESSID (1 << 0)
598 #define NETWORK_HAS_OFDM (1 << 1)
599 #define NETWORK_HAS_CCK (1 << 2)
601 struct ieee80211_wmm_ac_param {
607 struct ieee80211_wmm_ts_info {
611 } __attribute__ ((packed));
613 struct ieee80211_wmm_tspec_elem {
614 struct ieee80211_wmm_ts_info ts_info;
630 }__attribute__((packed));
637 EAPOL_ENCAP_ASF_ALERT
640 static const char *eap_types[] = {
641 [EAP_PACKET] = "EAP-Packet",
642 [EAPOL_START] = "EAPOL-Start",
643 [EAPOL_LOGOFF] = "EAPOL-Logoff",
644 [EAPOL_KEY] = "EAPOL-Key",
645 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
648 static inline const char *eap_get_type(int type)
650 return (type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
659 } __attribute__ ((packed));
661 struct ieee80211_softmac_stats {
662 unsigned int rx_ass_ok;
663 unsigned int rx_ass_err;
664 unsigned int rx_probe_rq;
665 unsigned int tx_probe_rs;
666 unsigned int tx_beacons;
667 unsigned int rx_auth_rq;
668 unsigned int rx_auth_rs_ok;
669 unsigned int rx_auth_rs_err;
670 unsigned int tx_auth_rq;
671 unsigned int no_auth_rs;
672 unsigned int no_ass_rs;
673 unsigned int tx_ass_rq;
674 unsigned int rx_ass_rq;
675 unsigned int tx_probe_rq;
676 unsigned int reassoc;
677 unsigned int swtxstop;
678 unsigned int swtxawake;
681 #define BEACON_PROBE_SSID_ID_POSITION 12
684 * These are the data types that can make up management packets
690 u8 current_ap[ETH_ALEN];
693 u16 association_id:14, reserved:2;
694 } __attribute__ ((packed));
700 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
701 #define IEEE80211_DEFAULT_BASIC_RATE 10
703 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
704 #define MAX_SP_Len (WMM_all_frame << 4)
705 #define IEEE80211_QOS_TID 0x0f
706 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
708 #define MAX_IE_LEN 0xFF //+YJ,080625
710 typedef struct _CHANNEL_LIST{
711 u8 Channel[MAX_CHANNEL_NUMBER + 1];
713 }CHANNEL_LIST, *PCHANNEL_LIST;
716 #define IEEE80211_WATCH_DOG_TIME 2000
719 #define ANTENNA_DIVERSITY_TIMER_PERIOD 1000 // 1000 m
722 #define IEEE80211_DTIM_MBCAST 4
723 #define IEEE80211_DTIM_UCAST 2
724 #define IEEE80211_DTIM_VALID 1
725 #define IEEE80211_DTIM_INVALID 0
727 #define IEEE80211_PS_DISABLED 0
728 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
729 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
730 #define IEEE80211_PS_ENABLE IEEE80211_DTIM_VALID
731 //added by David for QoS 2006/6/30
732 //#define WMM_Hang_8187
737 #define WME_AC_BE 0x00
738 #define WME_AC_BK 0x01
739 #define WME_AC_VI 0x02
740 #define WME_AC_VO 0x03
741 #define WME_ACI_MASK 0x03
742 #define WME_AIFSN_MASK 0x03
743 #define WME_AC_PRAM_LEN 16
745 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
746 //#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
747 #define UP2AC(up) ( \
748 ((up) < 1) ? WME_AC_BE : \
749 ((up) < 3) ? WME_AC_BK : \
750 ((up) < 4) ? WME_AC_BE : \
751 ((up) < 6) ? WME_AC_VI : \
753 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
754 #define AC2UP(_ac) ( \
755 ((_ac) == WME_AC_VO) ? 6 : \
756 ((_ac) == WME_AC_VI) ? 5 : \
757 ((_ac) == WME_AC_BK) ? 1 : \
760 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
761 struct ether_header {
762 u8 ether_dhost[ETHER_ADDR_LEN];
763 u8 ether_shost[ETHER_ADDR_LEN];
765 } __attribute__((packed));
767 #ifndef ETHERTYPE_PAE
768 #define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
771 #define ETHERTYPE_IP 0x0800 /* IP protocol */
774 struct ieee80211_network {
775 /* These entries are used to identify a unique network */
778 /* Ensure null-terminated for any debug msgs */
779 u8 ssid[IW_ESSID_MAX_SIZE + 1];
782 /* These are network statistics */
783 struct ieee80211_rx_stats stats;
785 u8 rates[MAX_RATES_LENGTH];
787 u8 rates_ex[MAX_RATES_EX_LENGTH];
789 unsigned long last_scanned;
797 u8 wpa_ie[MAX_WPA_IE_LEN];
799 u8 rsn_ie[MAX_WPA_IE_LEN];
803 u32 last_dtim_sta_time[2];
804 struct list_head list;
807 struct ieee80211_wmm_ac_param wmm_param[4];
813 u8 Turbo_Enable;//enable turbo mode, added by thomas
815 u8 CountryIeBuf[MAX_IE_LEN];
818 enum ieee80211_state {
820 /* the card is not linked at all */
821 IEEE80211_NOLINK = 0,
823 /* IEEE80211_ASSOCIATING* are for BSS client mode
824 * the driver shall not perform RX filtering unless
825 * the state is LINKED.
826 * The driver shall just check for the state LINKED and
827 * defaults to NOLINK for ALL the other states (including
831 /* the association procedure will start (wq scheduling)*/
832 IEEE80211_ASSOCIATING,
833 IEEE80211_ASSOCIATING_RETRY,
835 /* the association procedure is sending AUTH request*/
836 IEEE80211_ASSOCIATING_AUTHENTICATING,
838 /* the association procedure has successfully authentcated
839 * and is sending association request
841 IEEE80211_ASSOCIATING_AUTHENTICATED,
843 /* the link is ok. the card associated to a BSS or linked
844 * to a ibss cell or acting as an AP and creating the bss
848 /* same as LINKED, but the driver shall apply RX filter
849 * rules as we are in NO_LINK mode. As the card is still
850 * logically linked, but it is doing a syncro site survey
851 * then it will be back to LINKED state.
853 IEEE80211_LINKED_SCANNING,
857 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
858 #define DEFAULT_FTS 2346
860 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
861 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
863 typedef struct tx_pending_t{
865 struct ieee80211_txb *txb;
869 COUNTRY_CODE_FCC = 0,
871 COUNTRY_CODE_ETSI = 2,
872 COUNTRY_CODE_SPAIN = 3,
873 COUNTRY_CODE_FRANCE = 4,
874 COUNTRY_CODE_MKK = 5,
875 COUNTRY_CODE_MKK1 = 6,
876 COUNTRY_CODE_ISRAEL = 7,
877 COUNTRY_CODE_TELEC = 8,
878 COUNTRY_CODE_GLOBAL_DOMAIN = 9,
879 COUNTRY_CODE_WORLD_WIDE_13_INDEX = 10
882 struct ieee80211_device {
883 struct net_device *dev;
885 /* Bookkeeping structures */
886 struct net_device_stats stats;
887 struct ieee80211_stats ieee_stats;
888 struct ieee80211_softmac_stats softmac_stats;
890 /* Probe / Beacon management */
891 struct list_head network_free_list;
892 struct list_head network_list;
893 struct ieee80211_network *networks;
897 int iw_mode; /* operating mode (IW_MODE_*) */
900 spinlock_t wpax_suitlist_lock;
902 int tx_headroom; /* Set to size of any additional room needed at front
903 * of allocated Tx SKBs */
906 /* WEP and other encryption related settings at the device level */
907 int open_wep; /* Set to 1 to allow unencrypted frames */
909 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
912 /* If the host performs {en,de}cryption, then set to 1 */
915 int ieee802_1x; /* is IEEE 802.1X used */
919 int drop_unencrypted;
920 int tkip_countermeasures;
926 u16 pairwise_key_type;
927 u16 broadcast_key_type;
929 struct list_head crypt_deinit_list;
930 struct ieee80211_crypt_data *crypt[WEP_KEYS];
931 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
932 struct timer_list crypt_deinit_timer;
934 int bcrx_sta_key; /* use individual keys to override default keys even
935 * with RX of broad/multicast frames */
937 /* Fragmentation structures */
938 // each streaming contain a entry
939 struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
940 unsigned int frag_next_idx[17];
941 u16 fts; /* Fragmentation Threshold */
943 /* This stores infos for the current network.
944 * Either the network we are associated in INFRASTRUCTURE
945 * or the network that we are creating in MASTER mode.
946 * ad-hoc is a mixture ;-).
947 * Note that in infrastructure mode, even when not associated,
948 * fields bssid and essid may be valid (if wpa_set and essid_set
949 * are true) as thy carry the value set by the user via iwconfig
951 struct ieee80211_network current_network;
954 enum ieee80211_state state;
957 int mode; /* A, B, G */
958 int modulation; /* CCK, OFDM */
959 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
960 int abg_true; /* ABG flag */
962 /* used for forcing the ibss workqueue to terminate
963 * without wait for the syncro scan to terminate
965 short sync_scan_hurryup;
970 // For Liteon Ch12~13 passive scan
971 u8 MinPassiveChnlNum;
974 int rate; /* current rate */
976 //FIXME: pleace callback, see if redundant with softmac_features
979 /* this contains flags for selectively enable softmac support */
980 u16 softmac_features;
982 /* if the sequence control field is not filled by HW */
985 /* association procedure transaction sequence number */
988 /* AID for RTXed association responses */
991 /* power save mode related*/
995 struct tasklet_struct ps_task;
1000 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1003 short proto_started;
1005 struct semaphore wx_sem;
1006 struct semaphore scan_sem;
1008 spinlock_t mgmt_tx_lock;
1009 spinlock_t beacon_lock;
1016 u8 wpax_type_set; //{added by David, 2006.9.28}
1017 u32 wpax_type_notify; //{added by David, 2006.9.26}
1019 /* QoS related flag */
1020 char init_wmmparam_flag;
1022 /* for discarding duplicated packets in IBSS */
1023 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1025 /* for discarding duplicated packets in BSS */
1026 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1027 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1028 unsigned long last_packet_time[17];
1031 unsigned long last_rx_ps_time;
1033 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1034 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1035 int mgmt_queue_head;
1036 int mgmt_queue_tail;
1039 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1040 struct tx_pending_t tx_pending;
1042 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1043 struct timer_list associate_timer;
1045 /* used if IEEE_SOFTMAC_BEACONS is set */
1046 struct timer_list beacon_timer;
1048 struct work_struct associate_complete_wq;
1049 // struct work_struct associate_retry_wq;
1050 struct work_struct associate_procedure_wq;
1051 // struct work_struct softmac_scan_wq;
1052 struct work_struct wx_sync_scan_wq;
1053 struct work_struct wmm_param_update_wq;
1054 struct work_struct ps_request_tx_ack_wq;//for ps
1055 // struct work_struct hw_wakeup_wq;
1056 // struct work_struct hw_sleep_wq;
1057 // struct work_struct watch_dog_wq;
1062 unsigned long NumRxDataInPeriod; //YJ,add,080828
1063 unsigned long NumRxBcnInPeriod; //YJ,add,080828
1064 unsigned long NumRxOkTotal;
1065 unsigned long NumRxUnicast;//YJ,add,080828,for keep alive
1067 struct delayed_work softmac_scan_wq;
1068 struct delayed_work associate_retry_wq;
1069 struct delayed_work hw_wakeup_wq;
1070 struct delayed_work hw_sleep_wq;//+by amy 080324
1071 struct delayed_work watch_dog_wq;
1072 struct delayed_work sw_antenna_wq;
1073 struct delayed_work start_ibss_wq;
1074 //by amy for rate adaptive 080312
1075 struct delayed_work rate_adapter_wq;
1076 //by amy for rate adaptive
1077 struct delayed_work hw_dig_wq;
1078 struct delayed_work tx_pw_wq;
1080 //Added for RF power on power off by lizhaoming 080512
1081 struct delayed_work GPIOChangeRFWorkItem;
1083 struct workqueue_struct *wq;
1085 /* Callback functions */
1086 void (*set_security)(struct net_device *dev,
1087 struct ieee80211_security *sec);
1089 /* Used to TX data frame by using txb structs.
1090 * this is not used if in the softmac_features
1091 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1093 int (*hard_start_xmit)(struct ieee80211_txb *txb,
1094 struct net_device *dev);
1096 int (*reset_port)(struct net_device *dev);
1098 /* Softmac-generated frames (mamagement) are TXed via this
1099 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1100 * not set. As some cards may have different HW queues that
1101 * one might want to use for data and management frames
1102 * the option to have two callbacks might be useful.
1103 * This fucntion can't sleep.
1105 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1106 struct net_device *dev);
1108 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1109 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1110 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1111 * then also management frames are sent via this callback.
1112 * This function can't sleep.
1114 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1115 struct net_device *dev,int rate);
1117 /* stops the HW queue for DATA frames. Useful to avoid
1118 * waste time to TX data frame when we are reassociating
1119 * This function can sleep.
1121 void (*data_hard_stop)(struct net_device *dev);
1123 /* OK this is complementar to data_poll_hard_stop */
1124 void (*data_hard_resume)(struct net_device *dev);
1126 /* ask to the driver to retune the radio .
1127 * This function can sleep. the driver should ensure
1128 * the radio has been swithced before return.
1130 void (*set_chan)(struct net_device *dev,short ch);
1132 /* These are not used if the ieee stack takes care of
1133 * scanning (IEEE_SOFTMAC_SCAN feature set).
1134 * In this case only the set_chan is used.
1136 * The syncro version is similar to the start_scan but
1137 * does not return until all channels has been scanned.
1138 * this is called in user context and should sleep,
1139 * it is called in a work_queue when swithcing to ad-hoc mode
1140 * or in behalf of iwlist scan when the card is associated
1141 * and root user ask for a scan.
1142 * the fucntion stop_scan should stop both the syncro and
1143 * background scanning and can sleep.
1144 * The fucntion start_scan should initiate the background
1145 * scanning and can't sleep.
1147 void (*scan_syncro)(struct net_device *dev);
1148 void (*start_scan)(struct net_device *dev);
1149 void (*stop_scan)(struct net_device *dev);
1151 /* indicate the driver that the link state is changed
1152 * for example it may indicate the card is associated now.
1153 * Driver might be interested in this to apply RX filter
1154 * rules or simply light the LINK led
1156 void (*link_change)(struct net_device *dev);
1158 /* these two function indicates to the HW when to start
1159 * and stop to send beacons. This is used when the
1160 * IEEE_SOFTMAC_BEACONS is not set. For now the
1161 * stop_send_bacons is NOT guaranteed to be called only
1162 * after start_send_beacons.
1164 void (*start_send_beacons) (struct net_device *dev);
1165 void (*stop_send_beacons) (struct net_device *dev);
1167 /* power save mode related */
1168 void (*sta_wake_up) (struct net_device *dev);
1169 void (*ps_request_tx_ack) (struct net_device *dev);
1170 void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
1171 short (*ps_is_queue_empty) (struct net_device *dev);
1174 //void (*wmm_param_update) (struct net_device *dev, u8 *ac_param);
1175 //void (*wmm_param_update) (struct ieee80211_device *ieee);
1177 /* This must be the last item so that it points to the data
1178 * allocated beyond this structure by alloc_ieee80211 */
1182 #define IEEE_A (1<<0)
1183 #define IEEE_B (1<<1)
1184 #define IEEE_G (1<<2)
1185 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1187 /* Generate a 802.11 header */
1189 /* Uses the channel change callback directly
1190 * instead of [start/stop] scan callbacks
1192 #define IEEE_SOFTMAC_SCAN (1<<2)
1194 /* Perform authentication and association handshake */
1195 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1197 /* Generate probe requests */
1198 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1200 /* Generate respones to probe requests */
1201 #define IEEE_SOFTMAC_PROBERS (1<<5)
1203 /* The ieee802.11 stack will manages the netif queue
1204 * wake/stop for the driver, taking care of 802.11
1205 * fragmentation. See softmac.c for details. */
1206 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1208 /* Uses only the softmac_data_hard_start_xmit
1209 * even for TX management frames.
1211 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1213 /* Generate beacons. The stack will enqueue beacons
1216 #define IEEE_SOFTMAC_BEACONS (1<<6)
1220 static inline void *ieee80211_priv(struct net_device *dev)
1222 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
1225 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
1227 /* Single white space is for Linksys APs */
1228 if (essid_len == 1 && essid[0] == ' ')
1231 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1234 if (essid[essid_len] != '\0')
1241 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
1244 * It is possible for both access points and our device to support
1245 * combinations of modes, so as long as there is one valid combination
1246 * of ap/device supported modes, then return success
1249 if ((mode & IEEE_A) &&
1250 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1251 (ieee->freq_band & IEEE80211_52GHZ_BAND))
1254 if ((mode & IEEE_G) &&
1255 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1256 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1259 if ((mode & IEEE_B) &&
1260 (ieee->modulation & IEEE80211_CCK_MODULATION) &&
1261 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1267 extern inline int ieee80211_get_hdrlen(u16 fc)
1271 switch (WLAN_FC_GET_TYPE(fc)) {
1272 case IEEE80211_FTYPE_DATA:
1273 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
1274 hdrlen = 30; /* Addr4 */
1275 if(IEEE80211_QOS_HAS_SEQ(fc))
1276 hdrlen += 2; /* QOS ctrl*/
1278 case IEEE80211_FTYPE_CTL:
1279 switch (WLAN_FC_GET_STYPE(fc)) {
1280 case IEEE80211_STYPE_CTS:
1281 case IEEE80211_STYPE_ACK:
1297 extern void free_ieee80211(struct net_device *dev);
1298 extern struct net_device *alloc_ieee80211(int sizeof_priv);
1300 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
1302 /* ieee80211_tx.c */
1304 extern int ieee80211_encrypt_fragment(
1305 struct ieee80211_device *ieee,
1306 struct sk_buff *frag,
1309 extern int ieee80211_rtl_xmit(struct sk_buff *skb,
1310 struct net_device *dev);
1311 extern void ieee80211_txb_free(struct ieee80211_txb *);
1314 /* ieee80211_rx.c */
1315 extern int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
1316 struct ieee80211_rx_stats *rx_stats);
1317 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
1318 struct ieee80211_hdr_4addr *header,
1319 struct ieee80211_rx_stats *stats);
1321 /* ieee80211_wx.c */
1322 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
1323 struct iw_request_info *info,
1324 union iwreq_data *wrqu, char *key);
1325 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
1326 struct iw_request_info *info,
1327 union iwreq_data *wrqu, char *key);
1328 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
1329 struct iw_request_info *info,
1330 union iwreq_data *wrqu, char *key);
1331 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
1332 struct iw_request_info *info,
1333 union iwreq_data* wrqu, char *extra);
1334 int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
1335 struct iw_request_info *info,
1336 struct iw_param *data, char *extra);
1337 int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
1338 struct iw_request_info *info,
1339 union iwreq_data *wrqu, char *extra);
1341 int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
1342 /* ieee80211_softmac.c */
1343 extern short ieee80211_is_54g(struct ieee80211_network net);
1344 extern short ieee80211_is_shortslot(struct ieee80211_network net);
1345 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
1346 struct ieee80211_rx_stats *rx_stats, u16 type,
1348 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
1350 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
1351 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
1352 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
1353 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
1354 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
1355 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
1356 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
1357 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
1358 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
1359 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
1360 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
1361 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
1362 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
1363 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
1364 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
1365 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
1366 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
1367 extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
1368 extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
1369 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
1370 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
1371 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
1372 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
1373 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
1374 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
1375 extern void SendDisassociation(struct ieee80211_device *ieee,u8* asSta,u8 asRsn);
1376 extern void ieee80211_rtl_start_scan(struct ieee80211_device *ieee);
1378 //Add for RF power on power off by lizhaoming 080512
1379 extern void SendDisassociation(struct ieee80211_device *ieee,
1383 /* ieee80211_crypt_ccmp&tkip&wep.c */
1384 extern void ieee80211_tkip_null(void);
1385 extern void ieee80211_wep_null(void);
1386 extern void ieee80211_ccmp_null(void);
1387 /* ieee80211_softmac_wx.c */
1389 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
1390 struct iw_request_info *info,
1391 union iwreq_data *wrqu, char *ext);
1393 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
1394 struct iw_request_info *info,
1395 union iwreq_data *awrq,
1398 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
1400 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
1401 struct iw_request_info *info,
1402 union iwreq_data *wrqu, char *extra);
1404 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
1405 struct iw_request_info *info,
1406 union iwreq_data *wrqu, char *extra);
1408 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1409 union iwreq_data *wrqu, char *b);
1411 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
1412 union iwreq_data *wrqu, char *b);
1414 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
1415 struct iw_request_info *a,
1416 union iwreq_data *wrqu, char *extra);
1418 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1419 union iwreq_data *wrqu, char *b);
1421 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1422 union iwreq_data *wrqu, char *b);
1424 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1425 union iwreq_data *wrqu, char *b);
1427 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
1429 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
1430 struct iw_request_info *info,
1431 union iwreq_data *wrqu, char *extra);
1433 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
1434 struct iw_request_info *info,
1435 union iwreq_data *wrqu, char *extra);
1437 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
1438 struct iw_request_info *info,
1439 union iwreq_data *wrqu, char *extra);
1441 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
1442 struct iw_request_info *info,
1443 union iwreq_data *wrqu, char *extra);
1445 extern void ieee80211_softmac_ips_scan_syncro(struct ieee80211_device *ieee);
1447 extern void ieee80211_sta_ps_send_null_frame(struct ieee80211_device *ieee, short pwr);
1449 extern const long ieee80211_wlan_frequencies[];
1451 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
1456 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
1461 static inline const char *escape_essid(const char *essid, u8 essid_len) {
1462 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
1463 const char *s = essid;
1466 if (ieee80211_is_empty_essid(essid, essid_len)) {
1467 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
1471 essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
1472 while (essid_len--) {
1484 #endif /* IEEE80211_H */