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 * <andrea.merello@gmail.com>
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/jiffies.h>
29 #include <linux/timer.h>
30 #include <linux/sched.h>
31 #include <linux/semaphore.h>
32 #include <linux/wireless.h>
33 #include <linux/ieee80211.h>
34 #include <linux/interrupt.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
93 extern int ieee80211_crypto_tkip_init(void);
94 extern void ieee80211_crypto_tkip_exit(void);
97 typedef struct ieee_param {
99 u8 sta_addr[ETH_ALEN];
115 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
119 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
128 #define MSECS(t) msecs_to_jiffies(t)
129 #define msleep_interruptible_rtl msleep_interruptible
131 #define IEEE80211_DATA_LEN 2304
132 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
135 The figure in section 7.1.2 suggests a body size of up to 2312
136 bytes is allowed, which is a bit confusing, I suspect this
137 represents the 2304 bytes of real data, plus a possible 8 bytes of
138 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
140 #define IEEE80211_3ADDR_LEN 24
141 #define IEEE80211_4ADDR_LEN 30
142 #define IEEE80211_FCS_LEN 4
143 #define IEEE80211_HLEN IEEE80211_4ADDR_LEN
144 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
145 #define IEEE80211_MGMT_HDR_LEN 24
146 #define IEEE80211_DATA_HDR3_LEN 24
147 #define IEEE80211_DATA_HDR4_LEN 30
149 #define MIN_FRAG_THRESHOLD 256U
150 #define MAX_FRAG_THRESHOLD 2346U
152 /* Frame control field constants */
153 #define IEEE80211_FCTL_DSTODS 0x0300 //added by david
154 #define IEEE80211_FCTL_WEP 0x4000
158 #ifdef CONFIG_IEEE80211_DEBUG
159 extern u32 ieee80211_debug_level;
160 #define IEEE80211_DEBUG(level, fmt, args...) \
161 do { if (ieee80211_debug_level & (level)) \
162 printk(KERN_DEBUG "ieee80211: %c %s " fmt, \
163 in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
165 #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
166 #endif /* CONFIG_IEEE80211_DEBUG */
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/if_arp.h> /* ARPHRD_ETHER */
224 #define WIRELESS_SPY // enable iwspy support
226 #include <net/iw_handler.h> // new driver API
229 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
230 #endif /* ETH_P_PAE */
232 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
234 #ifndef ETH_P_80211_RAW
235 #define ETH_P_80211_RAW (ETH_P_ECONET + 1)
238 /* IEEE 802.11 defines */
240 #define P80211_OUI_LEN 3
242 struct ieee80211_snap_hdr {
244 u8 dsap; /* always 0xAA */
245 u8 ssap; /* always 0xAA */
246 u8 ctrl; /* always 0x03 */
247 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
249 } __attribute__ ((packed));
251 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
253 #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
254 #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
256 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
257 #define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
259 #define WLAN_CAPABILITY_BSS (1<<0)
260 #define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
262 #define IEEE80211_STATMASK_SIGNAL (1<<0)
263 #define IEEE80211_STATMASK_RSSI (1<<1)
264 #define IEEE80211_STATMASK_NOISE (1<<2)
265 #define IEEE80211_STATMASK_RATE (1<<3)
266 #define IEEE80211_STATMASK_WEMASK 0x7
269 #define IEEE80211_CCK_MODULATION (1<<0)
270 #define IEEE80211_OFDM_MODULATION (1<<1)
272 #define IEEE80211_24GHZ_BAND (1<<0)
273 #define IEEE80211_52GHZ_BAND (1<<1)
275 #define IEEE80211_CCK_RATE_LEN 4
276 #define IEEE80211_CCK_RATE_1MB 0x02
277 #define IEEE80211_CCK_RATE_2MB 0x04
278 #define IEEE80211_CCK_RATE_5MB 0x0B
279 #define IEEE80211_CCK_RATE_11MB 0x16
280 #define IEEE80211_OFDM_RATE_LEN 8
281 #define IEEE80211_OFDM_RATE_6MB 0x0C
282 #define IEEE80211_OFDM_RATE_9MB 0x12
283 #define IEEE80211_OFDM_RATE_12MB 0x18
284 #define IEEE80211_OFDM_RATE_18MB 0x24
285 #define IEEE80211_OFDM_RATE_24MB 0x30
286 #define IEEE80211_OFDM_RATE_36MB 0x48
287 #define IEEE80211_OFDM_RATE_48MB 0x60
288 #define IEEE80211_OFDM_RATE_54MB 0x6C
289 #define IEEE80211_BASIC_RATE_MASK 0x80
291 #define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
292 #define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
293 #define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
294 #define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
295 #define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
296 #define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
297 #define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
298 #define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
299 #define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
300 #define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
301 #define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
302 #define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
304 #define IEEE80211_CCK_RATES_MASK 0x0000000F
305 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
306 IEEE80211_CCK_RATE_2MB_MASK)
307 #define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
308 IEEE80211_CCK_RATE_5MB_MASK | \
309 IEEE80211_CCK_RATE_11MB_MASK)
311 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0
312 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
313 IEEE80211_OFDM_RATE_12MB_MASK | \
314 IEEE80211_OFDM_RATE_24MB_MASK)
315 #define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
316 IEEE80211_OFDM_RATE_9MB_MASK | \
317 IEEE80211_OFDM_RATE_18MB_MASK | \
318 IEEE80211_OFDM_RATE_36MB_MASK | \
319 IEEE80211_OFDM_RATE_48MB_MASK | \
320 IEEE80211_OFDM_RATE_54MB_MASK)
321 #define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
322 IEEE80211_CCK_DEFAULT_RATES_MASK)
324 #define IEEE80211_NUM_OFDM_RATES 8
325 #define IEEE80211_NUM_CCK_RATES 4
326 #define IEEE80211_OFDM_SHIFT_MASK_A 4
328 /* this is stolen and modified from the madwifi driver*/
329 #define IEEE80211_FC0_TYPE_MASK 0x0c
330 #define IEEE80211_FC0_TYPE_DATA 0x08
331 #define IEEE80211_FC0_SUBTYPE_MASK 0xB0
332 #define IEEE80211_FC0_SUBTYPE_QOS 0x80
334 #define IEEE80211_QOS_HAS_SEQ(fc) \
335 (((fc) & (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) == \
336 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS))
338 /* this is stolen from ipw2200 driver */
339 #define IEEE_IBSS_MAC_HASH_SIZE 31
340 struct ieee_ibss_seq {
344 unsigned long packet_time[17];
345 struct list_head list;
348 /* NOTE: This data is for statistical purposes; not all hardware provides this
349 * information for frames received. Not setting these will not cause
350 * any adverse affects. */
351 struct ieee80211_rx_stats {
357 u16 rate; /* in 100 kbps */
366 /* IEEE 802.11 requires that STA supports concurrent reception of at least
367 * three fragmented frames. This define can be increased to support more
368 * concurrent frames, but it should be noted that each entry can consume about
369 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
370 #define IEEE80211_FRAG_CACHE_LEN 4
372 struct ieee80211_frag_entry {
373 unsigned long first_frag_time;
375 unsigned int last_frag;
377 u8 src_addr[ETH_ALEN];
378 u8 dst_addr[ETH_ALEN];
381 struct ieee80211_stats {
382 unsigned int tx_unicast_frames;
383 unsigned int tx_multicast_frames;
384 unsigned int tx_fragments;
385 unsigned int tx_unicast_octets;
386 unsigned int tx_multicast_octets;
387 unsigned int tx_deferred_transmissions;
388 unsigned int tx_single_retry_frames;
389 unsigned int tx_multiple_retry_frames;
390 unsigned int tx_retry_limit_exceeded;
391 unsigned int tx_discards;
392 unsigned int rx_unicast_frames;
393 unsigned int rx_multicast_frames;
394 unsigned int rx_fragments;
395 unsigned int rx_unicast_octets;
396 unsigned int rx_multicast_octets;
397 unsigned int rx_fcs_errors;
398 unsigned int rx_discards_no_buffer;
399 unsigned int tx_discards_wrong_sa;
400 unsigned int rx_discards_undecryptable;
401 unsigned int rx_message_in_msg_fragments;
402 unsigned int rx_message_in_bad_msg_fragments;
405 struct ieee80211_device;
407 #include "ieee80211_crypt.h"
409 #define SEC_KEY_1 (1<<0)
410 #define SEC_KEY_2 (1<<1)
411 #define SEC_KEY_3 (1<<2)
412 #define SEC_KEY_4 (1<<3)
413 #define SEC_ACTIVE_KEY (1<<4)
414 #define SEC_AUTH_MODE (1<<5)
415 #define SEC_UNICAST_GROUP (1<<6)
416 #define SEC_LEVEL (1<<7)
417 #define SEC_ENABLED (1<<8)
419 #define SEC_LEVEL_0 0 /* None */
420 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
421 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */
422 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
423 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */
426 #define WEP_KEY_LEN 13
428 #define WEP_KEY_LEN_MODIF 32
430 struct ieee80211_security {
435 unicast_uses_group:1;
436 u8 key_sizes[WEP_KEYS];
437 u8 keys[WEP_KEYS][WEP_KEY_LEN_MODIF];
440 } __attribute__ ((packed));
445 802.11 data frame from AP
447 ,-------------------------------------------------------------------.
448 Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
449 |------|------|---------|---------|---------|------|---------|------|
450 Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
451 | | tion | (BSSID) | | | ence | data | |
452 `-------------------------------------------------------------------'
458 /* Management Frame Information Element Types */
462 MFIE_TYPE_FH_SET = 2,
463 MFIE_TYPE_DS_SET = 3,
464 MFIE_TYPE_CF_SET = 4,
466 MFIE_TYPE_IBSS_SET = 6,
467 MFIE_TYPE_COUNTRY = 7,
468 MFIE_TYPE_CHALLENGE = 16,
471 MFIE_TYPE_RATES_EX = 50,
472 MFIE_TYPE_GENERIC = 221,
475 struct ieee80211_header_data {
484 struct ieee80211_hdr_4addr {
492 } __attribute__ ((packed));
494 struct ieee80211_hdr_3addrqos {
502 } __attribute__ ((packed));
504 struct ieee80211_hdr_4addrqos {
513 } __attribute__ ((packed));
515 struct ieee80211_info_element_hdr {
518 } __attribute__ ((packed));
520 struct ieee80211_info_element {
524 } __attribute__ ((packed));
526 struct ieee80211_authentication {
527 struct ieee80211_header_data header;
531 //struct ieee80211_info_element_hdr info_element;
532 } __attribute__ ((packed));
534 struct ieee80211_disassoc_frame {
535 struct ieee80211_hdr_3addr header;
537 } __attribute__ ((packed));
539 struct ieee80211_probe_request {
540 struct ieee80211_header_data header;
541 /* struct ieee80211_info_element info_element; */
542 } __attribute__ ((packed));
544 struct ieee80211_probe_response {
545 struct ieee80211_header_data header;
549 struct ieee80211_info_element info_element;
550 } __attribute__ ((packed));
552 struct ieee80211_assoc_request_frame {
553 struct ieee80211_hdr_3addr header;
556 //u8 current_ap[ETH_ALEN];
557 struct ieee80211_info_element_hdr info_element;
558 } __attribute__ ((packed));
560 struct ieee80211_assoc_response_frame {
561 struct ieee80211_hdr_3addr header;
565 struct ieee80211_info_element info_element; /* supported rates */
566 } __attribute__ ((packed));
568 struct ieee80211_txb {
574 struct sk_buff *fragments[0];
577 /* SWEEP TABLE ENTRIES NUMBER */
578 #define MAX_SWEEP_TAB_ENTRIES 42
579 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
581 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
582 * only use 8, and then use extended rates for the remaining supported
583 * rates. Other APs, however, stick all of their supported rates on the
584 * main rates information element... */
585 #define MAX_RATES_LENGTH ((u8)12)
586 #define MAX_RATES_EX_LENGTH ((u8)16)
588 #define MAX_NETWORK_COUNT 128
590 #define MAX_CHANNEL_NUMBER 165
592 #define IEEE80211_SOFTMAC_SCAN_TIME 100 /* (HZ / 2) */
593 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
595 #define CRC_LENGTH 4U
597 #define MAX_WPA_IE_LEN 64
599 #define NETWORK_EMPTY_ESSID (1 << 0)
600 #define NETWORK_HAS_OFDM (1 << 1)
601 #define NETWORK_HAS_CCK (1 << 2)
603 struct ieee80211_wmm_ac_param {
609 struct ieee80211_wmm_ts_info {
613 } __attribute__ ((packed));
615 struct ieee80211_wmm_tspec_elem {
616 struct ieee80211_wmm_ts_info ts_info;
632 }__attribute__((packed));
639 EAPOL_ENCAP_ASF_ALERT
642 static const char *eap_types[] = {
643 [EAP_PACKET] = "EAP-Packet",
644 [EAPOL_START] = "EAPOL-Start",
645 [EAPOL_LOGOFF] = "EAPOL-Logoff",
646 [EAPOL_KEY] = "EAPOL-Key",
647 [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert"
650 static inline const char *eap_get_type(int type)
652 return (type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type];
661 } __attribute__ ((packed));
663 struct ieee80211_softmac_stats {
664 unsigned int rx_ass_ok;
665 unsigned int rx_ass_err;
666 unsigned int rx_probe_rq;
667 unsigned int tx_probe_rs;
668 unsigned int tx_beacons;
669 unsigned int rx_auth_rq;
670 unsigned int rx_auth_rs_ok;
671 unsigned int rx_auth_rs_err;
672 unsigned int tx_auth_rq;
673 unsigned int no_auth_rs;
674 unsigned int no_ass_rs;
675 unsigned int tx_ass_rq;
676 unsigned int rx_ass_rq;
677 unsigned int tx_probe_rq;
678 unsigned int reassoc;
679 unsigned int swtxstop;
680 unsigned int swtxawake;
683 #define BEACON_PROBE_SSID_ID_POSITION 12
686 * These are the data types that can make up management packets
692 u8 current_ap[ETH_ALEN];
695 u16 association_id:14, reserved:2;
696 } __attribute__ ((packed));
702 #define IEEE80211_DEFAULT_TX_ESSID "Penguin"
703 #define IEEE80211_DEFAULT_BASIC_RATE 10
705 enum {WMM_all_frame, WMM_two_frame, WMM_four_frame, WMM_six_frame};
706 #define MAX_SP_Len (WMM_all_frame << 4)
707 #define IEEE80211_QOS_TID 0x0f
708 #define QOS_CTL_NOTCONTAIN_ACK (0x01 << 5)
710 #define MAX_IE_LEN 0xFF //+YJ,080625
712 struct rtl8187se_channel_list {
713 u8 channel[MAX_CHANNEL_NUMBER + 1];
718 #define IEEE80211_WATCH_DOG_TIME 2000
721 #define ANTENNA_DIVERSITY_TIMER_PERIOD 1000 // 1000 m
724 #define IEEE80211_DTIM_MBCAST 4
725 #define IEEE80211_DTIM_UCAST 2
726 #define IEEE80211_DTIM_VALID 1
727 #define IEEE80211_DTIM_INVALID 0
729 #define IEEE80211_PS_DISABLED 0
730 #define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
731 #define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
732 #define IEEE80211_PS_ENABLE IEEE80211_DTIM_VALID
733 //added by David for QoS 2006/6/30
734 //#define WMM_Hang_8187
739 #define WME_AC_BE 0x00
740 #define WME_AC_BK 0x01
741 #define WME_AC_VI 0x02
742 #define WME_AC_VO 0x03
743 #define WME_ACI_MASK 0x03
744 #define WME_AIFSN_MASK 0x03
745 #define WME_AC_PRAM_LEN 16
747 //UP Mapping to AC, using in MgntQuery_SequenceNumber() and maybe for DSCP
748 //#define UP2AC(up) ((up<3) ? ((up==0)?1:0) : (up>>1))
749 #define UP2AC(up) ( \
750 ((up) < 1) ? WME_AC_BE : \
751 ((up) < 3) ? WME_AC_BK : \
752 ((up) < 4) ? WME_AC_BE : \
753 ((up) < 6) ? WME_AC_VI : \
755 //AC Mapping to UP, using in Tx part for selecting the corresponding TX queue
756 #define AC2UP(_ac) ( \
757 ((_ac) == WME_AC_VO) ? 6 : \
758 ((_ac) == WME_AC_VI) ? 5 : \
759 ((_ac) == WME_AC_BK) ? 1 : \
762 #define ETHER_ADDR_LEN 6 /* length of an Ethernet address */
763 struct ether_header {
764 u8 ether_dhost[ETHER_ADDR_LEN];
765 u8 ether_shost[ETHER_ADDR_LEN];
767 } __attribute__((packed));
769 #ifndef ETHERTYPE_PAE
770 #define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */
773 #define ETHERTYPE_IP 0x0800 /* IP protocol */
776 struct ieee80211_network {
777 /* These entries are used to identify a unique network */
780 /* Ensure null-terminated for any debug msgs */
781 u8 ssid[IW_ESSID_MAX_SIZE + 1];
784 /* These are network statistics */
785 struct ieee80211_rx_stats stats;
787 u8 rates[MAX_RATES_LENGTH];
789 u8 rates_ex[MAX_RATES_EX_LENGTH];
791 unsigned long last_scanned;
799 u8 wpa_ie[MAX_WPA_IE_LEN];
801 u8 rsn_ie[MAX_WPA_IE_LEN];
805 u32 last_dtim_sta_time[2];
806 struct list_head list;
809 struct ieee80211_wmm_ac_param wmm_param[4];
815 u8 Turbo_Enable;//enable turbo mode, added by thomas
817 u8 CountryIeBuf[MAX_IE_LEN];
820 enum ieee80211_state {
822 /* the card is not linked at all */
823 IEEE80211_NOLINK = 0,
825 /* IEEE80211_ASSOCIATING* are for BSS client mode
826 * the driver shall not perform RX filtering unless
827 * the state is LINKED.
828 * The driver shall just check for the state LINKED and
829 * defaults to NOLINK for ALL the other states (including
833 /* the association procedure will start (wq scheduling)*/
834 IEEE80211_ASSOCIATING,
835 IEEE80211_ASSOCIATING_RETRY,
837 /* the association procedure is sending AUTH request*/
838 IEEE80211_ASSOCIATING_AUTHENTICATING,
840 /* the association procedure has successfully authenticated
841 * and is sending association request
843 IEEE80211_ASSOCIATING_AUTHENTICATED,
845 /* the link is ok. the card associated to a BSS or linked
846 * to a ibss cell or acting as an AP and creating the bss
850 /* same as LINKED, but the driver shall apply RX filter
851 * rules as we are in NO_LINK mode. As the card is still
852 * logically linked, but it is doing a syncro site survey
853 * then it will be back to LINKED state.
855 IEEE80211_LINKED_SCANNING,
859 #define DEFAULT_MAX_SCAN_AGE (15 * HZ)
860 #define DEFAULT_FTS 2346
862 #define CFG_IEEE80211_RESERVE_FCS (1<<0)
863 #define CFG_IEEE80211_COMPUTE_FCS (1<<1)
865 typedef struct tx_pending_t{
867 struct ieee80211_txb *txb;
871 COUNTRY_CODE_FCC = 0,
873 COUNTRY_CODE_ETSI = 2,
874 COUNTRY_CODE_SPAIN = 3,
875 COUNTRY_CODE_FRANCE = 4,
876 COUNTRY_CODE_MKK = 5,
877 COUNTRY_CODE_MKK1 = 6,
878 COUNTRY_CODE_ISRAEL = 7,
879 COUNTRY_CODE_TELEC = 8,
880 COUNTRY_CODE_GLOBAL_DOMAIN = 9,
881 COUNTRY_CODE_WORLD_WIDE_13_INDEX = 10
884 struct ieee80211_device {
885 struct net_device *dev;
887 /* Bookkeeping structures */
888 struct net_device_stats stats;
889 struct ieee80211_stats ieee_stats;
890 struct ieee80211_softmac_stats softmac_stats;
892 /* Probe / Beacon management */
893 struct list_head network_free_list;
894 struct list_head network_list;
895 struct ieee80211_network *networks;
899 int iw_mode; /* operating mode (IW_MODE_*) */
902 spinlock_t wpax_suitlist_lock;
904 int tx_headroom; /* Set to size of any additional room needed at front
905 * of allocated Tx SKBs */
908 /* WEP and other encryption related settings at the device level */
909 int open_wep; /* Set to 1 to allow unencrypted frames */
911 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
914 /* If the host performs {en,de}cryption, then set to 1 */
917 int ieee802_1x; /* is IEEE 802.1X used */
921 int drop_unencrypted;
922 int tkip_countermeasures;
928 u16 pairwise_key_type;
929 u16 broadcast_key_type;
931 struct list_head crypt_deinit_list;
932 struct ieee80211_crypt_data *crypt[WEP_KEYS];
933 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
934 struct timer_list crypt_deinit_timer;
936 int bcrx_sta_key; /* use individual keys to override default keys even
937 * with RX of broad/multicast frames */
939 /* Fragmentation structures */
940 /* each stream contains an entry */
941 struct ieee80211_frag_entry frag_cache[17][IEEE80211_FRAG_CACHE_LEN];
942 unsigned int frag_next_idx[17];
943 u16 fts; /* Fragmentation Threshold */
945 /* This stores infos for the current network.
946 * Either the network we are associated in INFRASTRUCTURE
947 * or the network that we are creating in MASTER mode.
948 * ad-hoc is a mixture ;-).
949 * Note that in infrastructure mode, even when not associated,
950 * fields bssid and essid may be valid (if wpa_set and essid_set
951 * are true) as thy carry the value set by the user via iwconfig
953 struct ieee80211_network current_network;
956 enum ieee80211_state state;
959 int mode; /* A, B, G */
960 int modulation; /* CCK, OFDM */
961 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
962 int abg_true; /* ABG flag */
964 /* used for forcing the ibss workqueue to terminate
965 * without wait for the syncro scan to terminate
967 short sync_scan_hurryup;
972 // For Liteon Ch12~13 passive scan
973 u8 MinPassiveChnlNum;
976 int rate; /* current rate */
978 //FIXME: please callback, see if redundant with softmac_features
981 /* this contains flags for selectively enable softmac support */
982 u16 softmac_features;
984 /* if the sequence control field is not filled by HW */
987 /* association procedure transaction sequence number */
990 /* AID for RTXed association responses */
993 /* power save mode related*/
997 struct tasklet_struct ps_task;
1002 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1005 short proto_started;
1007 struct semaphore wx_sem;
1008 struct semaphore scan_sem;
1010 spinlock_t mgmt_tx_lock;
1011 spinlock_t beacon_lock;
1018 u8 wpax_type_set; //{added by David, 2006.9.28}
1019 u32 wpax_type_notify; //{added by David, 2006.9.26}
1021 /* QoS related flag */
1022 char init_wmmparam_flag;
1024 /* for discarding duplicated packets in IBSS */
1025 struct list_head ibss_mac_hash[IEEE_IBSS_MAC_HASH_SIZE];
1027 /* for discarding duplicated packets in BSS */
1028 u16 last_rxseq_num[17]; /* rx seq previous per-tid */
1029 u16 last_rxfrag_num[17];/* tx frag previous per-tid */
1030 unsigned long last_packet_time[17];
1033 unsigned long last_rx_ps_time;
1035 /* used if IEEE_SOFTMAC_SINGLE_QUEUE is set */
1036 struct sk_buff *mgmt_queue_ring[MGMT_QUEUE_NUM];
1037 int mgmt_queue_head;
1038 int mgmt_queue_tail;
1041 /* used if IEEE_SOFTMAC_TX_QUEUE is set */
1042 struct tx_pending_t tx_pending;
1044 /* used if IEEE_SOFTMAC_ASSOCIATE is set */
1045 struct timer_list associate_timer;
1047 /* used if IEEE_SOFTMAC_BEACONS is set */
1048 struct timer_list beacon_timer;
1050 struct work_struct associate_complete_wq;
1051 // struct work_struct associate_retry_wq;
1052 struct work_struct associate_procedure_wq;
1053 // struct work_struct softmac_scan_wq;
1054 struct work_struct wx_sync_scan_wq;
1055 struct work_struct wmm_param_update_wq;
1056 struct work_struct ps_request_tx_ack_wq;//for ps
1057 // struct work_struct hw_wakeup_wq;
1058 // struct work_struct hw_sleep_wq;
1059 // struct work_struct watch_dog_wq;
1064 unsigned long NumRxDataInPeriod; //YJ,add,080828
1065 unsigned long NumRxBcnInPeriod; //YJ,add,080828
1066 unsigned long NumRxOkTotal;
1067 unsigned long NumRxUnicast;//YJ,add,080828,for keep alive
1069 struct delayed_work softmac_scan_wq;
1070 struct delayed_work associate_retry_wq;
1071 struct delayed_work hw_wakeup_wq;
1072 struct delayed_work hw_sleep_wq;//+by amy 080324
1073 struct delayed_work watch_dog_wq;
1074 struct delayed_work sw_antenna_wq;
1075 struct delayed_work start_ibss_wq;
1076 //by amy for rate adaptive 080312
1077 struct delayed_work rate_adapter_wq;
1078 //by amy for rate adaptive
1079 struct delayed_work hw_dig_wq;
1080 struct delayed_work tx_pw_wq;
1082 //Added for RF power on power off by lizhaoming 080512
1083 struct delayed_work GPIOChangeRFWorkItem;
1085 struct workqueue_struct *wq;
1087 /* Callback functions */
1088 void (*set_security)(struct net_device *dev,
1089 struct ieee80211_security *sec);
1091 /* Used to TX data frame by using txb structs.
1092 * this is not used if in the softmac_features
1093 * is set the flag IEEE_SOFTMAC_TX_QUEUE
1095 int (*hard_start_xmit)(struct ieee80211_txb *txb,
1096 struct net_device *dev);
1098 int (*reset_port)(struct net_device *dev);
1100 /* Softmac-generated frames (management) are TXed via this
1101 * callback if the flag IEEE_SOFTMAC_SINGLE_QUEUE is
1102 * not set. As some cards may have different HW queues that
1103 * one might want to use for data and management frames
1104 * the option to have two callbacks might be useful.
1105 * This function can't sleep.
1107 int (*softmac_hard_start_xmit)(struct sk_buff *skb,
1108 struct net_device *dev);
1110 /* used instead of hard_start_xmit (not softmac_hard_start_xmit)
1111 * if the IEEE_SOFTMAC_TX_QUEUE feature is used to TX data
1112 * frames. If the option IEEE_SOFTMAC_SINGLE_QUEUE is also set
1113 * then also management frames are sent via this callback.
1114 * This function can't sleep.
1116 void (*softmac_data_hard_start_xmit)(struct sk_buff *skb,
1117 struct net_device *dev,int rate);
1119 /* stops the HW queue for DATA frames. Useful to avoid
1120 * waste time to TX data frame when we are reassociating
1121 * This function can sleep.
1123 void (*data_hard_stop)(struct net_device *dev);
1125 /* OK this is complementar to data_poll_hard_stop */
1126 void (*data_hard_resume)(struct net_device *dev);
1128 /* ask to the driver to retune the radio .
1129 * This function can sleep. the driver should ensure
1130 * the radio has been switched before return.
1132 void (*set_chan)(struct net_device *dev,short ch);
1134 /* These are not used if the ieee stack takes care of
1135 * scanning (IEEE_SOFTMAC_SCAN feature set).
1136 * In this case only the set_chan is used.
1138 * The syncro version is similar to the start_scan but
1139 * does not return until all channels has been scanned.
1140 * this is called in user context and should sleep,
1141 * it is called in a work_queue when switching to ad-hoc mode
1142 * or in behalf of iwlist scan when the card is associated
1143 * and root user ask for a scan.
1144 * the function stop_scan should stop both the syncro and
1145 * background scanning and can sleep.
1146 * The function start_scan should initiate the background
1147 * scanning and can't sleep.
1149 void (*scan_syncro)(struct net_device *dev);
1150 void (*start_scan)(struct net_device *dev);
1151 void (*stop_scan)(struct net_device *dev);
1153 /* indicate the driver that the link state is changed
1154 * for example it may indicate the card is associated now.
1155 * Driver might be interested in this to apply RX filter
1156 * rules or simply light the LINK led
1158 void (*link_change)(struct net_device *dev);
1160 /* these two function indicates to the HW when to start
1161 * and stop to send beacons. This is used when the
1162 * IEEE_SOFTMAC_BEACONS is not set. For now the
1163 * stop_send_bacons is NOT guaranteed to be called only
1164 * after start_send_beacons.
1166 void (*start_send_beacons) (struct net_device *dev);
1167 void (*stop_send_beacons) (struct net_device *dev);
1169 /* power save mode related */
1170 void (*sta_wake_up) (struct net_device *dev);
1171 void (*ps_request_tx_ack) (struct net_device *dev);
1172 void (*enter_sleep_state) (struct net_device *dev, u32 th, u32 tl);
1173 short (*ps_is_queue_empty) (struct net_device *dev);
1176 //void (*wmm_param_update) (struct net_device *dev, u8 *ac_param);
1177 //void (*wmm_param_update) (struct ieee80211_device *ieee);
1179 /* This must be the last item so that it points to the data
1180 * allocated beyond this structure by alloc_ieee80211 */
1184 #define IEEE_A (1<<0)
1185 #define IEEE_B (1<<1)
1186 #define IEEE_G (1<<2)
1187 #define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1189 /* Generate a 802.11 header */
1191 /* Uses the channel change callback directly
1192 * instead of [start/stop] scan callbacks
1194 #define IEEE_SOFTMAC_SCAN (1<<2)
1196 /* Perform authentication and association handshake */
1197 #define IEEE_SOFTMAC_ASSOCIATE (1<<3)
1199 /* Generate probe requests */
1200 #define IEEE_SOFTMAC_PROBERQ (1<<4)
1202 /* Generate response to probe requests */
1203 #define IEEE_SOFTMAC_PROBERS (1<<5)
1205 /* The ieee802.11 stack will manages the netif queue
1206 * wake/stop for the driver, taking care of 802.11
1207 * fragmentation. See softmac.c for details. */
1208 #define IEEE_SOFTMAC_TX_QUEUE (1<<7)
1210 /* Uses only the softmac_data_hard_start_xmit
1211 * even for TX management frames.
1213 #define IEEE_SOFTMAC_SINGLE_QUEUE (1<<8)
1215 /* Generate beacons. The stack will enqueue beacons
1218 #define IEEE_SOFTMAC_BEACONS (1<<6)
1222 static inline void *ieee80211_priv(struct net_device *dev)
1224 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
1227 static inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
1229 /* Single white space is for Linksys APs */
1230 if (essid_len == 1 && essid[0] == ' ')
1233 /* Otherwise, if the entire essid is 0, we assume it is hidden */
1236 if (essid[essid_len] != '\0')
1243 static inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee,
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 static 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(struct ieee80211_device *ieee,
1308 struct sk_buff *frag, int hdr_len);
1310 extern int ieee80211_rtl_xmit(struct sk_buff *skb, 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(const struct ieee80211_network *net);
1344 extern short ieee80211_is_shortslot(const struct ieee80211_network *net);
1345 extern int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee,
1346 struct sk_buff *skb,
1347 struct ieee80211_rx_stats *rx_stats,
1348 u16 type, u16 stype);
1349 extern void ieee80211_softmac_new_net(struct ieee80211_device *ieee,
1350 struct ieee80211_network *net);
1352 extern void ieee80211_softmac_xmit(struct ieee80211_txb *txb,
1353 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,
1376 struct iw_point *p);
1377 extern void notify_wx_assoc_event(struct ieee80211_device *ieee);
1378 extern void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);
1379 extern void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta,
1381 extern void ieee80211_rtl_start_scan(struct ieee80211_device *ieee);
1383 //Add for RF power on power off by lizhaoming 080512
1384 extern void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta,
1387 /* ieee80211_crypt_ccmp&tkip&wep.c */
1388 extern void ieee80211_tkip_null(void);
1389 extern void ieee80211_wep_null(void);
1390 extern void ieee80211_ccmp_null(void);
1391 /* ieee80211_softmac_wx.c */
1393 extern int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
1394 struct iw_request_info *info,
1395 union iwreq_data *wrqu, char *ext);
1397 extern int ieee80211_wx_set_wap(struct ieee80211_device *ieee,
1398 struct iw_request_info *info,
1399 union iwreq_data *awrq,
1402 extern int ieee80211_wx_get_essid(struct ieee80211_device *ieee,
1403 struct iw_request_info *a,
1404 union iwreq_data *wrqu, char *b);
1406 extern int ieee80211_wx_set_rate(struct ieee80211_device *ieee,
1407 struct iw_request_info *info,
1408 union iwreq_data *wrqu, char *extra);
1410 extern int ieee80211_wx_get_rate(struct ieee80211_device *ieee,
1411 struct iw_request_info *info,
1412 union iwreq_data *wrqu, char *extra);
1414 extern int ieee80211_wx_set_mode(struct ieee80211_device *ieee,
1415 struct iw_request_info *a,
1416 union iwreq_data *wrqu, char *b);
1418 extern int ieee80211_wx_set_scan(struct ieee80211_device *ieee,
1419 struct iw_request_info *a,
1420 union iwreq_data *wrqu, char *b);
1422 extern int ieee80211_wx_set_essid(struct ieee80211_device *ieee,
1423 struct iw_request_info *a,
1424 union iwreq_data *wrqu, char *extra);
1426 extern int ieee80211_wx_get_mode(struct ieee80211_device *ieee,
1427 struct iw_request_info *a,
1428 union iwreq_data *wrqu, char *b);
1430 extern int ieee80211_wx_set_freq(struct ieee80211_device *ieee,
1431 struct iw_request_info *a,
1432 union iwreq_data *wrqu, char *b);
1434 extern int ieee80211_wx_get_freq(struct ieee80211_device *ieee,
1435 struct iw_request_info *a,
1436 union iwreq_data *wrqu, char *b);
1438 extern void ieee80211_wx_sync_scan_wq(struct work_struct *work);
1440 extern int ieee80211_wx_set_rawtx(struct ieee80211_device *ieee,
1441 struct iw_request_info *info,
1442 union iwreq_data *wrqu, char *extra);
1444 extern int ieee80211_wx_get_name(struct ieee80211_device *ieee,
1445 struct iw_request_info *info,
1446 union iwreq_data *wrqu, char *extra);
1448 extern int ieee80211_wx_set_power(struct ieee80211_device *ieee,
1449 struct iw_request_info *info,
1450 union iwreq_data *wrqu, char *extra);
1452 extern int ieee80211_wx_get_power(struct ieee80211_device *ieee,
1453 struct iw_request_info *info,
1454 union iwreq_data *wrqu, char *extra);
1456 extern void ieee80211_softmac_ips_scan_syncro(struct ieee80211_device *ieee);
1458 extern void ieee80211_sta_ps_send_null_frame(struct ieee80211_device *ieee,
1461 extern const long ieee80211_wlan_frequencies[];
1463 extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
1468 extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
1473 static inline const char *escape_essid(const char *essid, u8 essid_len) {
1474 static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
1475 const char *s = essid;
1478 if (ieee80211_is_empty_essid(essid, essid_len)) {
1479 memcpy(escaped, "<hidden>", sizeof("<hidden>"));
1483 essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE);
1484 while (essid_len--) {
1496 #endif /* IEEE80211_H */