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/wireless.h>
33 #include <linux/ieee80211.h>
35 #define KEY_TYPE_NA 0x0
36 #define KEY_TYPE_WEP40 0x1
37 #define KEY_TYPE_TKIP 0x2
38 #define KEY_TYPE_CCMP 0x4
39 #define KEY_TYPE_WEP104 0x5
43 #define MGMT_QUEUE_NUM 5
46 #define IEEE_CMD_SET_WPA_PARAM 1
47 #define IEEE_CMD_SET_WPA_IE 2
48 #define IEEE_CMD_SET_ENCRYPTION 3
49 #define IEEE_CMD_MLME 4
51 #define IEEE_PARAM_WPA_ENABLED 1
52 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2
53 #define IEEE_PARAM_DROP_UNENCRYPTED 3
54 #define IEEE_PARAM_PRIVACY_INVOKED 4
55 #define IEEE_PARAM_AUTH_ALGS 5
56 #define IEEE_PARAM_IEEE_802_1X 6
57 //It should consistent with the driver_XXX.c
59 #define IEEE_PARAM_WPAX_SELECT 7
60 //Added for notify the encryption type selection
62 #define IEEE_PROTO_WPA 1
63 #define IEEE_PROTO_RSN 2
64 //Added for notify the encryption type selection
66 #define IEEE_WPAX_USEGROUP 0
67 #define IEEE_WPAX_WEP40 1
68 #define IEEE_WPAX_TKIP 2
69 #define IEEE_WPAX_WRAP 3
70 #define IEEE_WPAX_CCMP 4
71 #define IEEE_WPAX_WEP104 5
73 #define IEEE_KEY_MGMT_IEEE8021X 1
74 #define IEEE_KEY_MGMT_PSK 2
78 #define IEEE_MLME_STA_DEAUTH 1
79 #define IEEE_MLME_STA_DISASSOC 2
82 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
83 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
84 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
85 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
86 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
87 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
90 #define IEEE_CRYPT_ALG_NAME_LEN 16
93 typedef struct ieee_param {
95 u8 sta_addr[ETH_ALEN];
111 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
115 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
124 #define MSECS(t) msecs_to_jiffies(t)
125 #define msleep_interruptible_rtl msleep_interruptible
127 #define IEEE80211_DATA_LEN 2304
128 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
131 The figure in section 7.1.2 suggests a body size of up to 2312
132 bytes is allowed, which is a bit confusing, I suspect this
133 represents the 2304 bytes of real data, plus a possible 8 bytes of
134 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
136 #define IEEE80211_3ADDR_LEN 24
137 #define IEEE80211_4ADDR_LEN 30
138 #define IEEE80211_FCS_LEN 4
139 #define IEEE80211_HLEN IEEE80211_4ADDR_LEN
140 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
141 #define IEEE80211_MGMT_HDR_LEN 24
142 #define IEEE80211_DATA_HDR3_LEN 24
143 #define IEEE80211_DATA_HDR4_LEN 30
145 #define MIN_FRAG_THRESHOLD 256U
146 #define MAX_FRAG_THRESHOLD 2346U
148 /* Frame control field constants */
149 #define IEEE80211_FCTL_DSTODS 0x0300 //added by david
150 #define IEEE80211_FCTL_WEP 0x4000
154 #ifdef CONFIG_IEEE80211_DEBUG
155 extern u32 ieee80211_debug_level;
156 #define IEEE80211_DEBUG(level, fmt, args...) \
157 do { if (ieee80211_debug_level & (level)) \
158 printk(KERN_DEBUG "ieee80211: %c %s " fmt, \
159 in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
161 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
162 #endif /* CONFIG_IEEE80211_DEBUG */
164 #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
165 #define MAC_ARG(x) ((u8 *)(x))[0], ((u8 *)(x))[1], ((u8 *)(x))[2], \
166 ((u8 *)(x))[3], ((u8 *)(x))[4], ((u8 *)(x))[5]
169 * To use the debug system;
171 * If you are defining a new debug classification, simply add it to the #define
172 * list here in the form of:
174 * #define IEEE80211_DL_xxxx VALUE
176 * shifting value to the left one bit from the previous entry. xxxx should be
177 * the name of the classification (for example, WEP)
179 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
180 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
181 * to send output to that classification.
183 * To add your debug level to the list of levels seen when you perform
185 * % cat /proc/net/ipw/debug_level
187 * you simply need to add your entry to the ipw_debug_levels array.
189 * If you do not see debug_level in /proc/net/ipw then you do not have
190 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
194 #define IEEE80211_DL_INFO (1<<0)
195 #define IEEE80211_DL_WX (1<<1)
196 #define IEEE80211_DL_SCAN (1<<2)
197 #define IEEE80211_DL_STATE (1<<3)
198 #define IEEE80211_DL_MGMT (1<<4)
199 #define IEEE80211_DL_FRAG (1<<5)
200 #define IEEE80211_DL_EAP (1<<6)
201 #define IEEE80211_DL_DROP (1<<7)
203 #define IEEE80211_DL_TX (1<<8)
204 #define IEEE80211_DL_RX (1<<9)
206 #define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
207 #define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
208 #define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
210 #define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
211 #define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
212 //#define IEEE_DEBUG_SCAN IEEE80211_WARNING
213 #define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
214 #define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
215 #define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
216 #define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a)
217 #define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
218 #define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
219 #define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
220 #include <linux/netdevice.h>
221 #include <linux/wireless.h>
222 #include <linux/if_arp.h> /* ARPHRD_ETHER */
225 #define WIRELESS_SPY // enable iwspy support
227 #include <net/iw_handler.h> // new driver API
230 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
231 #endif /* ETH_P_PAE */
233 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
235 #ifndef ETH_P_80211_RAW
236 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
239 /* IEEE 802.11 defines */
241 #define P80211_OUI_LEN 3
243 struct ieee80211_snap_hdr {
245 u8 dsap; /* always 0xAA */
246 u8 ssap; /* always 0xAA */
247 u8 ctrl; /* always 0x03 */
248 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
250 } __attribute__ ((packed));
252 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
254 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
255 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
257 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
258 #define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
260 #define WLAN_CAPABILITY_BSS (1<<0)
261 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
263 #define IEEE80211_STATMASK_SIGNAL (1<<0)
264 #define IEEE80211_STATMASK_RSSI (1<<1)
265 #define IEEE80211_STATMASK_NOISE (1<<2)
266 #define IEEE80211_STATMASK_RATE (1<<3)
267 #define IEEE80211_STATMASK_WEMASK 0x7
270 #define IEEE80211_CCK_MODULATION (1<<0)
271 #define IEEE80211_OFDM_MODULATION (1<<1)
273 #define IEEE80211_24GHZ_BAND (1<<0)
274 #define IEEE80211_52GHZ_BAND (1<<1)
276 #define IEEE80211_CCK_RATE_LEN 4
277 #define IEEE80211_CCK_RATE_1MB 0x02
278 #define IEEE80211_CCK_RATE_2MB 0x04
279 #define IEEE80211_CCK_RATE_5MB 0x0B
280 #define IEEE80211_CCK_RATE_11MB 0x16
281 #define IEEE80211_OFDM_RATE_LEN 8
282 #define IEEE80211_OFDM_RATE_6MB 0x0C
283 #define IEEE80211_OFDM_RATE_9MB 0x12
284 #define IEEE80211_OFDM_RATE_12MB 0x18
285 #define IEEE80211_OFDM_RATE_18MB 0x24
286 #define IEEE80211_OFDM_RATE_24MB 0x30
287 #define IEEE80211_OFDM_RATE_36MB 0x48
288 #define IEEE80211_OFDM_RATE_48MB 0x60
289 #define IEEE80211_OFDM_RATE_54MB 0x6C
290 #define IEEE80211_BASIC_RATE_MASK 0x80
292 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
293 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
294 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
295 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
296 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
297 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
298 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
299 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
300 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
301 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
302 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
303 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
305 #define IEEE80211_CCK_RATES_MASK 0x0000000F
306 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
307 IEEE80211_CCK_RATE_2MB_MASK)
308 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
309 IEEE80211_CCK_RATE_5MB_MASK | \
310 IEEE80211_CCK_RATE_11MB_MASK)
312 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
313 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
314 IEEE80211_OFDM_RATE_12MB_MASK | \
315 IEEE80211_OFDM_RATE_24MB_MASK)
316 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
317 IEEE80211_OFDM_RATE_9MB_MASK | \
318 IEEE80211_OFDM_RATE_18MB_MASK | \
319 IEEE80211_OFDM_RATE_36MB_MASK | \
320 IEEE80211_OFDM_RATE_48MB_MASK | \
321 IEEE80211_OFDM_RATE_54MB_MASK)
322 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
323 IEEE80211_CCK_DEFAULT_RATES_MASK)
325 #define IEEE80211_NUM_OFDM_RATES 8
326 #define IEEE80211_NUM_CCK_RATES 4
327 #define IEEE80211_OFDM_SHIFT_MASK_A 4
329 /* this is stolen and modified from the madwifi driver*/
330 #define IEEE80211_FC0_TYPE_MASK 0x0c
331 #define IEEE80211_FC0_TYPE_DATA 0x08
332 #define IEEE80211_FC0_SUBTYPE_MASK 0xB0
333 #define IEEE80211_FC0_SUBTYPE_QOS 0x80
335 #define IEEE80211_QOS_HAS_SEQ(fc) \
336 (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
337 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
339 /* this is stolen from ipw2200 driver */
340 #define IEEE_IBSS_MAC_HASH_SIZE 31
341 struct ieee_ibss_seq {
345 unsigned long packet_time[17];
346 struct list_head list;
349 /* NOTE: This data is for statistical purposes; not all hardware provides this
350 * information for frames received. Not setting these will not cause
351 * any adverse affects. */
352 struct ieee80211_rx_stats {
358 u16 rate; /* in 100 kbps */
367 /* IEEE 802.11 requires that STA supports concurrent reception of at least
368 * three fragmented frames. This define can be increased to support more
369 * concurrent frames, but it should be noted that each entry can consume about
370 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
371 #define IEEE80211_FRAG_CACHE_LEN 4
373 struct ieee80211_frag_entry {
374 unsigned long first_frag_time;
376 unsigned int last_frag;
378 u8 src_addr[ETH_ALEN];
379 u8 dst_addr[ETH_ALEN];
382 struct ieee80211_stats {
383 unsigned int tx_unicast_frames;
384 unsigned int tx_multicast_frames;
385 unsigned int tx_fragments;
386 unsigned int tx_unicast_octets;
387 unsigned int tx_multicast_octets;
388 unsigned int tx_deferred_transmissions;
389 unsigned int tx_single_retry_frames;
390 unsigned int tx_multiple_retry_frames;
391 unsigned int tx_retry_limit_exceeded;
392 unsigned int tx_discards;
393 unsigned int rx_unicast_frames;
394 unsigned int rx_multicast_frames;
395 unsigned int rx_fragments;
396 unsigned int rx_unicast_octets;
397 unsigned int rx_multicast_octets;
398 unsigned int rx_fcs_errors;
399 unsigned int rx_discards_no_buffer;
400 unsigned int tx_discards_wrong_sa;
401 unsigned int rx_discards_undecryptable;
402 unsigned int rx_message_in_msg_fragments;
403 unsigned int rx_message_in_bad_msg_fragments;
406 struct ieee80211_device;
408 #include "ieee80211_crypt.h"
410 #define SEC_KEY_1 (1<<0)
411 #define SEC_KEY_2 (1<<1)
412 #define SEC_KEY_3 (1<<2)
413 #define SEC_KEY_4 (1<<3)
414 #define SEC_ACTIVE_KEY (1<<4)
415 #define SEC_AUTH_MODE (1<<5)
416 #define SEC_UNICAST_GROUP (1<<6)
417 #define SEC_LEVEL (1<<7)
418 #define SEC_ENABLED (1<<8)
420 #define SEC_LEVEL_0 0 /* None */
421 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
422 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
423 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
424 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
427 #define WEP_KEY_LEN 13
429 #define WEP_KEY_LEN_MODIF 32
431 struct ieee80211_security {
436 unicast_uses_group:1;
437 u8 key_sizes[WEP_KEYS];
438 u8 keys[WEP_KEYS][WEP_KEY_LEN_MODIF];
441 } __attribute__ ((packed));
446 802.11 data frame from AP
448 ,-------------------------------------------------------------------.
449 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
450 |------|------|---------|---------|---------|------|---------|------|
451 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
452 | | tion | (BSSID) | | | ence | data | |
453 `-------------------------------------------------------------------'
459 /* Management Frame Information Element Types */
463 MFIE_TYPE_FH_SET = 2,
464 MFIE_TYPE_DS_SET = 3,
465 MFIE_TYPE_CF_SET = 4,
467 MFIE_TYPE_IBSS_SET = 6,
468 MFIE_TYPE_COUNTRY = 7,
469 MFIE_TYPE_CHALLENGE = 16,
472 MFIE_TYPE_RATES_EX = 50,
473 MFIE_TYPE_GENERIC = 221,
476 struct ieee80211_header_data {
485 struct ieee80211_hdr_4addr {
493 } __attribute__ ((packed));
495 struct ieee80211_hdr_3addrqos {
503 } __attribute__ ((packed));
505 struct ieee80211_hdr_4addrqos {
514 } __attribute__ ((packed));
516 struct ieee80211_info_element_hdr {
519 } __attribute__ ((packed));
521 struct ieee80211_info_element {
525 } __attribute__ ((packed));
527 struct ieee80211_authentication {
528 struct ieee80211_header_data header;
532 //struct ieee80211_info_element_hdr info_element;
533 } __attribute__ ((packed));
535 struct ieee80211_disassoc_frame {
536 struct ieee80211_hdr_3addr header;
538 } __attribute__ ((packed));
540 struct ieee80211_probe_request {
541 struct ieee80211_header_data header;
542 /* struct ieee80211_info_element info_element; */
543 } __attribute__ ((packed));
545 struct ieee80211_probe_response {
546 struct ieee80211_header_data header;
550 struct ieee80211_info_element info_element;
551 } __attribute__ ((packed));
553 struct ieee80211_assoc_request_frame {
554 struct ieee80211_hdr_3addr header;
557 //u8 current_ap[ETH_ALEN];
558 struct ieee80211_info_element_hdr info_element;
559 } __attribute__ ((packed));
561 struct ieee80211_assoc_response_frame {
562 struct ieee80211_hdr_3addr header;
566 struct ieee80211_info_element info_element; /* supported rates */
567 } __attribute__ ((packed));
569 struct ieee80211_txb {
575 struct sk_buff *fragments[0];
578 /* SWEEP TABLE ENTRIES NUMBER */
579 #define MAX_SWEEP_TAB_ENTRIES 42
580 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
582 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
583 * only use 8, and then use extended rates for the remaining supported
584 * rates. Other APs, however, stick all of their supported rates on the
585 * main rates information element... */
586 #define MAX_RATES_LENGTH ((u8)12)
587 #define MAX_RATES_EX_LENGTH ((u8)16)
589 #define MAX_NETWORK_COUNT 128
591 #define MAX_CHANNEL_NUMBER 165
593 #define IEEE80211_SOFTMAC_SCAN_TIME 100 /* (HZ / 2) */
594 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
596 #define CRC_LENGTH 4U
598 #define MAX_WPA_IE_LEN 64
600 #define NETWORK_EMPTY_ESSID (1 << 0)
601 #define NETWORK_HAS_OFDM (1 << 1)
602 #define NETWORK_HAS_CCK (1 << 2)
604 struct ieee80211_wmm_ac_param {
610 struct ieee80211_wmm_ts_info {
614 } __attribute__ ((packed));
616 struct ieee80211_wmm_tspec_elem {
617 struct ieee80211_wmm_ts_info ts_info;
633 }__attribute__((packed));
640 EAPOL_ENCAP_ASF_ALERT
643 static const char *eap_types[] = {
644 [EAP_PACKET] = "EAP-Packet",
645 [EAPOL_START] = "EAPOL-Start",
646 [EAPOL_LOGOFF] = "EAPOL-Logoff",
647 [EAPOL_KEY] = "EAPOL-Key",
648 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
651 static inline const char *eap_get_type(int type)
653 return (type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
662 } __attribute__ ((packed));
664 struct ieee80211_softmac_stats {
665 unsigned int rx_ass_ok;
666 unsigned int rx_ass_err;
667 unsigned int rx_probe_rq;
668 unsigned int tx_probe_rs;
669 unsigned int tx_beacons;
670 unsigned int rx_auth_rq;
671 unsigned int rx_auth_rs_ok;
672 unsigned int rx_auth_rs_err;
673 unsigned int tx_auth_rq;
674 unsigned int no_auth_rs;
675 unsigned int no_ass_rs;
676 unsigned int tx_ass_rq;
677 unsigned int rx_ass_rq;
678 unsigned int tx_probe_rq;
679 unsigned int reassoc;
680 unsigned int swtxstop;
681 unsigned int swtxawake;
684 #define BEACON_PROBE_SSID_ID_POSITION 12
687 * These are the data types that can make up management packets
693 u8 current_ap[ETH_ALEN];
696 u16 association_id:14, reserved:2;
697 } __attribute__ ((packed));
703 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
704 #define IEEE80211_DEFAULT_BASIC_RATE 10
706 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
707 #define MAX_SP_Len (WMM_all_frame << 4)
708 #define IEEE80211_QOS_TID 0x0f
709 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
711 #define MAX_IE_LEN 0xFF //+YJ,080625
713 typedef struct _CHANNEL_LIST{
714 u8 Channel[MAX_CHANNEL_NUMBER + 1];
716 }CHANNEL_LIST, *PCHANNEL_LIST;
719 #define IEEE80211_WATCH_DOG_TIME 2000
722 #define ANTENNA_DIVERSITY_TIMER_PERIOD 1000 // 1000 m
725 #define IEEE80211_DTIM_MBCAST 4
726 #define IEEE80211_DTIM_UCAST 2
727 #define IEEE80211_DTIM_VALID 1
728 #define IEEE80211_DTIM_INVALID 0
730 #define IEEE80211_PS_DISABLED 0
731 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
732 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
733 #define IEEE80211_PS_ENABLE IEEE80211_DTIM_VALID
734 //added by David for QoS 2006/6/30
735 //#define WMM_Hang_8187
740 #define WME_AC_BE 0x00
741 #define WME_AC_BK 0x01
742 #define WME_AC_VI 0x02
743 #define WME_AC_VO 0x03
744 #define WME_ACI_MASK 0x03
745 #define WME_AIFSN_MASK 0x03
746 #define WME_AC_PRAM_LEN 16
748 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
749 //#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
750 #define UP2AC(up) ( \
751 ((up) < 1) ? WME_AC_BE : \
752 ((up) < 3) ? WME_AC_BK : \
753 ((up) < 4) ? WME_AC_BE : \
754 ((up) < 6) ? WME_AC_VI : \
756 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
757 #define AC2UP(_ac) ( \
758 ((_ac) == WME_AC_VO) ? 6 : \
759 ((_ac) == WME_AC_VI) ? 5 : \
760 ((_ac) == WME_AC_BK) ? 1 : \
763 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
764 struct ether_header {
765 u8 ether_dhost[ETHER_ADDR_LEN];
766 u8 ether_shost[ETHER_ADDR_LEN];
768 } __attribute__((packed));
770 #ifndef ETHERTYPE_PAE
771 #define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
774 #define ETHERTYPE_IP 0x0800 /* IP protocol */
777 struct ieee80211_network {
778 /* These entries are used to identify a unique network */
781 /* Ensure null-terminated for any debug msgs */
782 u8 ssid[IW_ESSID_MAX_SIZE + 1];
785 /* These are network statistics */
786 struct ieee80211_rx_stats stats;
788 u8 rates[MAX_RATES_LENGTH];
790 u8 rates_ex[MAX_RATES_EX_LENGTH];
792 unsigned long last_scanned;
800 u8 wpa_ie[MAX_WPA_IE_LEN];
802 u8 rsn_ie[MAX_WPA_IE_LEN];
806 u32 last_dtim_sta_time[2];
807 struct list_head list;
810 struct ieee80211_wmm_ac_param wmm_param[4];
816 u8 Turbo_Enable;//enable turbo mode, added by thomas
818 u8 CountryIeBuf[MAX_IE_LEN];
821 enum ieee80211_state {
823 /* the card is not linked at all */
824 IEEE80211_NOLINK = 0,
826 /* IEEE80211_ASSOCIATING* are for BSS client mode
827 * the driver shall not perform RX filtering unless
828 * the state is LINKED.
829 * The driver shall just check for the state LINKED and
830 * defaults to NOLINK for ALL the other states (including
834 /* the association procedure will start (wq scheduling)*/
835 IEEE80211_ASSOCIATING,
836 IEEE80211_ASSOCIATING_RETRY,
838 /* the association procedure is sending AUTH request*/
839 IEEE80211_ASSOCIATING_AUTHENTICATING,
841 /* the association procedure has successfully authentcated
842 * and is sending association request
844 IEEE80211_ASSOCIATING_AUTHENTICATED,
846 /* the link is ok. the card associated to a BSS or linked
847 * to a ibss cell or acting as an AP and creating the bss
851 /* same as LINKED, but the driver shall apply RX filter
852 * rules as we are in NO_LINK mode. As the card is still
853 * logically linked, but it is doing a syncro site survey
854 * then it will be back to LINKED state.
856 IEEE80211_LINKED_SCANNING,
860 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
861 #define DEFAULT_FTS 2346
863 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
864 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
866 typedef struct tx_pending_t{
868 struct ieee80211_txb *txb;
872 COUNTRY_CODE_FCC = 0,
874 COUNTRY_CODE_ETSI = 2,
875 COUNTRY_CODE_SPAIN = 3,
876 COUNTRY_CODE_FRANCE = 4,
877 COUNTRY_CODE_MKK = 5,
878 COUNTRY_CODE_MKK1 = 6,
879 COUNTRY_CODE_ISRAEL = 7,
880 COUNTRY_CODE_TELEC = 8,
881 COUNTRY_CODE_GLOBAL_DOMAIN = 9,
882 COUNTRY_CODE_WORLD_WIDE_13_INDEX = 10
885 struct ieee80211_device {
886 struct net_device *dev;
888 /* Bookkeeping structures */
889 struct net_device_stats stats;
890 struct ieee80211_stats ieee_stats;
891 struct ieee80211_softmac_stats softmac_stats;
893 /* Probe / Beacon management */
894 struct list_head network_free_list;
895 struct list_head network_list;
896 struct ieee80211_network *networks;
900 int iw_mode; /* operating mode (IW_MODE_*) */
903 spinlock_t wpax_suitlist_lock;
905 int tx_headroom; /* Set to size of any additional room needed at front
906 * of allocated Tx SKBs */
909 /* WEP and other encryption related settings at the device level */
910 int open_wep; /* Set to 1 to allow unencrypted frames */
912 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
915 /* If the host performs {en,de}cryption, then set to 1 */
918 int ieee802_1x; /* is IEEE 802.1X used */
922 int drop_unencrypted;
923 int tkip_countermeasures;
929 u16 pairwise_key_type;
930 u16 broadcast_key_type;
932 struct list_head crypt_deinit_list;
933 struct ieee80211_crypt_data *crypt[WEP_KEYS];
934 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
935 struct timer_list crypt_deinit_timer;
937 int bcrx_sta_key; /* use individual keys to override default keys even
938 * with RX of broad/multicast frames */
940 /* Fragmentation structures */
941 // each streaming contain a entry
942 struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
943 unsigned int frag_next_idx[17];
944 u16 fts; /* Fragmentation Threshold */
946 /* This stores infos for the current network.
947 * Either the network we are associated in INFRASTRUCTURE
948 * or the network that we are creating in MASTER mode.
949 * ad-hoc is a mixture ;-).
950 * Note that in infrastructure mode, even when not associated,
951 * fields bssid and essid may be valid (if wpa_set and essid_set
952 * are true) as thy carry the value set by the user via iwconfig
954 struct ieee80211_network current_network;
957 enum ieee80211_state state;
960 int mode; /* A, B, G */
961 int modulation; /* CCK, OFDM */
962 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
963 int abg_true; /* ABG flag */
965 /* used for forcing the ibss workqueue to terminate
966 * without wait for the syncro scan to terminate
968 short sync_scan_hurryup;
973 // For Liteon Ch12~13 passive scan
974 u8 MinPassiveChnlNum;
977 int rate; /* current rate */
979 //FIXME: pleace callback, see if redundant with softmac_features
982 /* this contains flags for selectively enable softmac support */
983 u16 softmac_features;
985 /* if the sequence control field is not filled by HW */
988 /* association procedure transaction sequence number */
991 /* AID for RTXed association responses */
994 /* power save mode related*/
998 struct tasklet_struct ps_task;
1003 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1006 short proto_started;
1008 struct semaphore wx_sem;
1009 struct semaphore scan_sem;
1011 spinlock_t mgmt_tx_lock;
1012 spinlock_t beacon_lock;
1019 u8 wpax_type_set; //{added by David, 2006.9.28}
1020 u32 wpax_type_notify; //{added by David, 2006.9.26}
1022 /* QoS related flag */
1023 char init_wmmparam_flag;
1025 /* for discarding duplicated packets in IBSS */
1026 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1028 /* for discarding duplicated packets in BSS */
1029 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1030 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1031 unsigned long last_packet_time[17];
1034 unsigned long last_rx_ps_time;
1036 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1037 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1038 int mgmt_queue_head;
1039 int mgmt_queue_tail;
1042 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1043 struct tx_pending_t tx_pending;
1045 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1046 struct timer_list associate_timer;
1048 /* used if IEEE_SOFTMAC_BEACONS is set */
1049 struct timer_list beacon_timer;
1051 struct work_struct associate_complete_wq;
1052 // struct work_struct associate_retry_wq;
1053 struct work_struct associate_procedure_wq;
1054 // struct work_struct softmac_scan_wq;
1055 struct work_struct wx_sync_scan_wq;
1056 struct work_struct wmm_param_update_wq;
1057 struct work_struct ps_request_tx_ack_wq;//for ps
1058 // struct work_struct hw_wakeup_wq;
1059 // struct work_struct hw_sleep_wq;
1060 // struct work_struct watch_dog_wq;
1065 unsigned long NumRxDataInPeriod; //YJ,add,080828
1066 unsigned long NumRxBcnInPeriod; //YJ,add,080828
1067 unsigned long NumRxOkTotal;
1068 unsigned long NumRxUnicast;//YJ,add,080828,for keep alive
1070 struct delayed_work softmac_scan_wq;
1071 struct delayed_work associate_retry_wq;
1072 struct delayed_work hw_wakeup_wq;
1073 struct delayed_work hw_sleep_wq;//+by amy 080324
1074 struct delayed_work watch_dog_wq;
1075 struct delayed_work sw_antenna_wq;
1076 struct delayed_work start_ibss_wq;
1077 //by amy for rate adaptive 080312
1078 struct delayed_work rate_adapter_wq;
1079 //by amy for rate adaptive
1080 struct delayed_work hw_dig_wq;
1081 struct delayed_work tx_pw_wq;
1083 //Added for RF power on power off by lizhaoming 080512
1084 struct delayed_work GPIOChangeRFWorkItem;
1086 struct workqueue_struct *wq;
1088 /* Callback functions */
1089 void (*set_security)(struct net_device *dev,
1090 struct ieee80211_security *sec);
1092 /* Used to TX data frame by using txb structs.
1093 * this is not used if in the softmac_features
1094 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1096 int (*hard_start_xmit)(struct ieee80211_txb *txb,
1097 struct net_device *dev);
1099 int (*reset_port)(struct net_device *dev);
1101 /* Softmac-generated frames (mamagement) are TXed via this
1102 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1103 * not set. As some cards may have different HW queues that
1104 * one might want to use for data and management frames
1105 * the option to have two callbacks might be useful.
1106 * This fucntion can't sleep.
1108 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1109 struct net_device *dev);
1111 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1112 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1113 * frames. I the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1114 * then also management frames are sent via this callback.
1115 * This function can't sleep.
1117 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1118 struct net_device *dev,int rate);
1120 /* stops the HW queue for DATA frames. Useful to avoid
1121 * waste time to TX data frame when we are reassociating
1122 * This function can sleep.
1124 void (*data_hard_stop)(struct net_device *dev);
1126 /* OK this is complementar to data_poll_hard_stop */
1127 void (*data_hard_resume)(struct net_device *dev);
1129 /* ask to the driver to retune the radio .
1130 * This function can sleep. the driver should ensure
1131 * the radio has been swithced before return.
1133 void (*set_chan)(struct net_device *dev,short ch);
1135 /* These are not used if the ieee stack takes care of
1136 * scanning (IEEE_SOFTMAC_SCAN feature set).
1137 * In this case only the set_chan is used.
1139 * The syncro version is similar to the start_scan but
1140 * does not return until all channels has been scanned.
1141 * this is called in user context and should sleep,
1142 * it is called in a work_queue when swithcing to ad-hoc mode
1143 * or in behalf of iwlist scan when the card is associated
1144 * and root user ask for a scan.
1145 * the fucntion stop_scan should stop both the syncro and
1146 * background scanning and can sleep.
1147 * The fucntion start_scan should initiate the background
1148 * scanning and can't sleep.
1150 void (*scan_syncro)(struct net_device *dev);
1151 void (*start_scan)(struct net_device *dev);
1152 void (*stop_scan)(struct net_device *dev);
1154 /* indicate the driver that the link state is changed
1155 * for example it may indicate the card is associated now.
1156 * Driver might be interested in this to apply RX filter
1157 * rules or simply light the LINK led
1159 void (*link_change)(struct net_device *dev);
1161 /* these two function indicates to the HW when to start
1162 * and stop to send beacons. This is used when the
1163 * IEEE_SOFTMAC_BEACONS is not set. For now the
1164 * stop_send_bacons is NOT guaranteed to be called only
1165 * after start_send_beacons.
1167 void (*start_send_beacons) (struct net_device *dev);
1168 void (*stop_send_beacons) (struct net_device *dev);
1170 /* power save mode related */
1171 void (*sta_wake_up) (struct net_device *dev);
1172 void (*ps_request_tx_ack) (struct net_device *dev);
1173 void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
1174 short (*ps_is_queue_empty) (struct net_device *dev);
1177 //void (*wmm_param_update) (struct net_device *dev, u8 *ac_param);
1178 //void (*wmm_param_update) (struct ieee80211_device *ieee);
1180 /* This must be the last item so that it points to the data
1181 * allocated beyond this structure by alloc_ieee80211 */
1185 #define IEEE_A (1<<0)
1186 #define IEEE_B (1<<1)
1187 #define IEEE_G (1<<2)
1188 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1190 /* Generate a 802.11 header */
1192 /* Uses the channel change callback directly
1193 * instead of [start/stop] scan callbacks
1195 #define IEEE_SOFTMAC_SCAN (1<<2)
1197 /* Perform authentication and association handshake */
1198 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1200 /* Generate probe requests */
1201 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1203 /* Generate respones to probe requests */
1204 #define IEEE_SOFTMAC_PROBERS (1<<5)
1206 /* The ieee802.11 stack will manages the netif queue
1207 * wake/stop for the driver, taking care of 802.11
1208 * fragmentation. See softmac.c for details. */
1209 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1211 /* Uses only the softmac_data_hard_start_xmit
1212 * even for TX management frames.
1214 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1216 /* Generate beacons. The stack will enqueue beacons
1219 #define IEEE_SOFTMAC_BEACONS (1<<6)
1223 static inline void *ieee80211_priv(struct net_device *dev)
1225 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
1228 extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
1230 /* Single white space is for Linksys APs */
1231 if (essid_len == 1 && essid[0] == ' ')
1234 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1237 if (essid[essid_len] != '\0')
1244 extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode)
1247 * It is possible for both access points and our device to support
1248 * combinations of modes, so as long as there is one valid combination
1249 * of ap/device supported modes, then return success
1252 if ((mode & IEEE_A) &&
1253 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1254 (ieee->freq_band & IEEE80211_52GHZ_BAND))
1257 if ((mode & IEEE_G) &&
1258 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1259 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1262 if ((mode & IEEE_B) &&
1263 (ieee->modulation & IEEE80211_CCK_MODULATION) &&
1264 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1270 extern inline int ieee80211_get_hdrlen(u16 fc)
1274 switch (WLAN_FC_GET_TYPE(fc)) {
1275 case IEEE80211_FTYPE_DATA:
1276 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
1277 hdrlen = 30; /* Addr4 */
1278 if(IEEE80211_QOS_HAS_SEQ(fc))
1279 hdrlen += 2; /* QOS ctrl*/
1281 case IEEE80211_FTYPE_CTL:
1282 switch (WLAN_FC_GET_STYPE(fc)) {
1283 case IEEE80211_STYPE_CTS:
1284 case IEEE80211_STYPE_ACK:
1300 extern void free_ieee80211(struct net_device *dev);
1301 extern struct net_device *alloc_ieee80211(int sizeof_priv);
1303 extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
1305 /* ieee80211_tx.c */
1307 extern int ieee80211_encrypt_fragment(
1308 struct ieee80211_device *ieee,
1309 struct sk_buff *frag,
1312 extern int ieee80211_rtl_xmit(struct sk_buff *skb,
1313 struct net_device *dev);
1314 extern void ieee80211_txb_free(struct ieee80211_txb *);
1317 /* ieee80211_rx.c */
1318 extern int ieee80211_rtl_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
1319 struct ieee80211_rx_stats *rx_stats);
1320 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
1321 struct ieee80211_hdr_4addr *header,
1322 struct ieee80211_rx_stats *stats);
1324 /* ieee80211_wx.c */
1325 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
1326 struct iw_request_info *info,
1327 union iwreq_data *wrqu, char *key);
1328 extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
1329 struct iw_request_info *info,
1330 union iwreq_data *wrqu, char *key);
1331 extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
1332 struct iw_request_info *info,
1333 union iwreq_data *wrqu, char *key);
1334 extern int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
1335 struct iw_request_info *info,
1336 union iwreq_data* wrqu, char *extra);
1337 int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
1338 struct iw_request_info *info,
1339 struct iw_param *data, char *extra);
1340 int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
1341 struct iw_request_info *info,
1342 union iwreq_data *wrqu, char *extra);
1344 int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);
1345 /* ieee80211_softmac.c */
1346 extern short ieee80211_is_54g(struct ieee80211_network net);
1347 extern short ieee80211_is_shortslot(struct ieee80211_network net);
1348 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
1349 struct ieee80211_rx_stats *rx_stats, u16 type,
1351 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee, struct ieee80211_network *net);
1353 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *ieee);
1354 extern void ieee80211_softmac_check_all_nets(struct ieee80211_device *ieee);
1355 extern void ieee80211_start_bss(struct ieee80211_device *ieee);
1356 extern void ieee80211_start_master_bss(struct ieee80211_device *ieee);
1357 extern void ieee80211_start_ibss(struct ieee80211_device *ieee);
1358 extern void ieee80211_softmac_init(struct ieee80211_device *ieee);
1359 extern void ieee80211_softmac_free(struct ieee80211_device *ieee);
1360 extern void ieee80211_associate_abort(struct ieee80211_device *ieee);
1361 extern void ieee80211_disassociate(struct ieee80211_device *ieee);
1362 extern void ieee80211_stop_scan(struct ieee80211_device *ieee);
1363 extern void ieee80211_start_scan_syncro(struct ieee80211_device *ieee);
1364 extern void ieee80211_check_all_nets(struct ieee80211_device *ieee);
1365 extern void ieee80211_start_protocol(struct ieee80211_device *ieee);
1366 extern void ieee80211_stop_protocol(struct ieee80211_device *ieee);
1367 extern void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
1368 extern void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
1369 extern void ieee80211_reset_queue(struct ieee80211_device *ieee);
1370 extern void ieee80211_rtl_wake_queue(struct ieee80211_device *ieee);
1371 extern void ieee80211_rtl_stop_queue(struct ieee80211_device *ieee);
1372 extern struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
1373 extern void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
1374 extern void ieee80211_stop_send_beacons(struct ieee80211_device *ieee);
1375 extern int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p);
1376 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
1377 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
1378 extern void SendDisassociation(struct ieee80211_device *ieee,u8* asSta,u8 asRsn);
1379 extern void ieee80211_rtl_start_scan(struct ieee80211_device *ieee);
1381 //Add for RF power on power off by lizhaoming 080512
1382 extern void SendDisassociation(struct ieee80211_device *ieee,
1386 /* ieee80211_crypt_ccmp&tkip&wep.c */
1387 extern void ieee80211_tkip_null(void);
1388 extern void ieee80211_wep_null(void);
1389 extern void ieee80211_ccmp_null(void);
1390 /* ieee80211_softmac_wx.c */
1392 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
1393 struct iw_request_info *info,
1394 union iwreq_data *wrqu, char *ext);
1396 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
1397 struct iw_request_info *info,
1398 union iwreq_data *awrq,
1401 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee, struct iw_request_info *a,union iwreq_data *wrqu,char *b);
1403 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
1404 struct iw_request_info *info,
1405 union iwreq_data *wrqu, char *extra);
1407 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
1408 struct iw_request_info *info,
1409 union iwreq_data *wrqu, char *extra);
1411 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1412 union iwreq_data *wrqu, char *b);
1414 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee, struct iw_request_info *a,
1415 union iwreq_data *wrqu, char *b);
1417 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
1418 struct iw_request_info *a,
1419 union iwreq_data *wrqu, char *extra);
1421 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee, struct iw_request_info *a,
1422 union iwreq_data *wrqu, char *b);
1424 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1425 union iwreq_data *wrqu, char *b);
1427 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee, struct iw_request_info *a,
1428 union iwreq_data *wrqu, char *b);
1430 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
1432 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
1433 struct iw_request_info *info,
1434 union iwreq_data *wrqu, char *extra);
1436 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
1437 struct iw_request_info *info,
1438 union iwreq_data *wrqu, char *extra);
1440 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
1441 struct iw_request_info *info,
1442 union iwreq_data *wrqu, char *extra);
1444 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
1445 struct iw_request_info *info,
1446 union iwreq_data *wrqu, char *extra);
1448 extern void ieee80211_softmac_ips_scan_syncro(struct ieee80211_device *ieee);
1450 extern void ieee80211_sta_ps_send_null_frame(struct ieee80211_device *ieee, short pwr);
1452 extern const long ieee80211_wlan_frequencies[];
1454 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
1459 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
1464 static inline const char *escape_essid(const char *essid, u8 essid_len) {
1465 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
1466 const char *s = essid;
1469 if (ieee80211_is_empty_essid(essid, essid_len)) {
1470 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
1474 essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
1475 while (essid_len--) {
1487 #endif /* IEEE80211_H */