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authorDan Williams <dcbw@redhat.com>2009-02-12 12:32:55 -0500
committerJohn W. Linville <linville@tuxdriver.com>2009-02-27 14:51:42 -0500
commitf3734ee6df3ac57151e02d091f47d5e52e646539 (patch)
tree8a4a49a5c4759a2dd4f5a512ab1c0439d78e5507 /include
parent1ea893fde29d8cf1639da8989f4b843dc3283ca8 (diff)
make net/ieee80211.h private to ipw2x00
Only ipw2x00 now uses it. Reduce confusion. Profit! Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include')
-rw-r--r--include/net/ieee80211.h1185
1 files changed, 0 insertions, 1185 deletions
diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h
deleted file mode 100644
index adb7cf31f781..000000000000
--- a/include/net/ieee80211.h
+++ /dev/null
@@ -1,1185 +0,0 @@
1/*
2 * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11
3 * remains copyright by the original authors
4 *
5 * Portions of the merged code are based on Host AP (software wireless
6 * LAN access point) driver for Intersil Prism2/2.5/3.
7 *
8 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
9 * <j@w1.fi>
10 * Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi>
11 *
12 * Adaption to a generic IEEE 802.11 stack by James Ketrenos
13 * <jketreno@linux.intel.com>
14 * Copyright (c) 2004-2005, Intel Corporation
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License version 2 as
18 * published by the Free Software Foundation. See README and COPYING for
19 * more details.
20 *
21 * API Version History
22 * 1.0.x -- Initial version
23 * 1.1.x -- Added radiotap, QoS, TIM, ieee80211_geo APIs,
24 * various structure changes, and crypto API init method
25 */
26#ifndef IEEE80211_H
27#define IEEE80211_H
28#include <linux/if_ether.h> /* ETH_ALEN */
29#include <linux/kernel.h> /* ARRAY_SIZE */
30#include <linux/wireless.h>
31#include <linux/ieee80211.h>
32
33#include <net/lib80211.h>
34
35#define IEEE80211_VERSION "git-1.1.13"
36
37#define IEEE80211_DATA_LEN 2304
38/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
39 6.2.1.1.2.
40
41 The figure in section 7.1.2 suggests a body size of up to 2312
42 bytes is allowed, which is a bit confusing, I suspect this
43 represents the 2304 bytes of real data, plus a possible 8 bytes of
44 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
45
46#define IEEE80211_1ADDR_LEN 10
47#define IEEE80211_2ADDR_LEN 16
48#define IEEE80211_3ADDR_LEN 24
49#define IEEE80211_4ADDR_LEN 30
50#define IEEE80211_FCS_LEN 4
51#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
52#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
53
54#define MIN_FRAG_THRESHOLD 256U
55#define MAX_FRAG_THRESHOLD 2346U
56
57/* Frame control field constants */
58#define IEEE80211_FCTL_VERS 0x0003
59#define IEEE80211_FCTL_FTYPE 0x000c
60#define IEEE80211_FCTL_STYPE 0x00f0
61#define IEEE80211_FCTL_TODS 0x0100
62#define IEEE80211_FCTL_FROMDS 0x0200
63#define IEEE80211_FCTL_MOREFRAGS 0x0400
64#define IEEE80211_FCTL_RETRY 0x0800
65#define IEEE80211_FCTL_PM 0x1000
66#define IEEE80211_FCTL_MOREDATA 0x2000
67#define IEEE80211_FCTL_PROTECTED 0x4000
68#define IEEE80211_FCTL_ORDER 0x8000
69
70#define IEEE80211_FTYPE_MGMT 0x0000
71#define IEEE80211_FTYPE_CTL 0x0004
72#define IEEE80211_FTYPE_DATA 0x0008
73
74/* management */
75#define IEEE80211_STYPE_ASSOC_REQ 0x0000
76#define IEEE80211_STYPE_ASSOC_RESP 0x0010
77#define IEEE80211_STYPE_REASSOC_REQ 0x0020
78#define IEEE80211_STYPE_REASSOC_RESP 0x0030
79#define IEEE80211_STYPE_PROBE_REQ 0x0040
80#define IEEE80211_STYPE_PROBE_RESP 0x0050
81#define IEEE80211_STYPE_BEACON 0x0080
82#define IEEE80211_STYPE_ATIM 0x0090
83#define IEEE80211_STYPE_DISASSOC 0x00A0
84#define IEEE80211_STYPE_AUTH 0x00B0
85#define IEEE80211_STYPE_DEAUTH 0x00C0
86#define IEEE80211_STYPE_ACTION 0x00D0
87
88/* control */
89#define IEEE80211_STYPE_PSPOLL 0x00A0
90#define IEEE80211_STYPE_RTS 0x00B0
91#define IEEE80211_STYPE_CTS 0x00C0
92#define IEEE80211_STYPE_ACK 0x00D0
93#define IEEE80211_STYPE_CFEND 0x00E0
94#define IEEE80211_STYPE_CFENDACK 0x00F0
95
96/* data */
97#define IEEE80211_STYPE_DATA 0x0000
98#define IEEE80211_STYPE_DATA_CFACK 0x0010
99#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
100#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
101#define IEEE80211_STYPE_NULLFUNC 0x0040
102#define IEEE80211_STYPE_CFACK 0x0050
103#define IEEE80211_STYPE_CFPOLL 0x0060
104#define IEEE80211_STYPE_CFACKPOLL 0x0070
105#define IEEE80211_STYPE_QOS_DATA 0x0080
106
107#define IEEE80211_SCTL_FRAG 0x000F
108#define IEEE80211_SCTL_SEQ 0xFFF0
109
110/* QOS control */
111#define IEEE80211_QCTL_TID 0x000F
112
113/* debug macros */
114
115#ifdef CONFIG_IEEE80211_DEBUG
116extern u32 ieee80211_debug_level;
117#define IEEE80211_DEBUG(level, fmt, args...) \
118do { if (ieee80211_debug_level & (level)) \
119 printk(KERN_DEBUG "ieee80211: %c %s " fmt, \
120 in_interrupt() ? 'I' : 'U', __func__ , ## args); } while (0)
121static inline bool ieee80211_ratelimit_debug(u32 level)
122{
123 return (ieee80211_debug_level & level) && net_ratelimit();
124}
125#else
126#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
127static inline bool ieee80211_ratelimit_debug(u32 level)
128{
129 return false;
130}
131#endif /* CONFIG_IEEE80211_DEBUG */
132
133/*
134 * To use the debug system:
135 *
136 * If you are defining a new debug classification, simply add it to the #define
137 * list here in the form of:
138 *
139 * #define IEEE80211_DL_xxxx VALUE
140 *
141 * shifting value to the left one bit from the previous entry. xxxx should be
142 * the name of the classification (for example, WEP)
143 *
144 * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your
145 * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want
146 * to send output to that classification.
147 *
148 * To add your debug level to the list of levels seen when you perform
149 *
150 * % cat /proc/net/ieee80211/debug_level
151 *
152 * you simply need to add your entry to the ieee80211_debug_level array.
153 *
154 * If you do not see debug_level in /proc/net/ieee80211 then you do not have
155 * CONFIG_IEEE80211_DEBUG defined in your kernel configuration
156 *
157 */
158
159#define IEEE80211_DL_INFO (1<<0)
160#define IEEE80211_DL_WX (1<<1)
161#define IEEE80211_DL_SCAN (1<<2)
162#define IEEE80211_DL_STATE (1<<3)
163#define IEEE80211_DL_MGMT (1<<4)
164#define IEEE80211_DL_FRAG (1<<5)
165#define IEEE80211_DL_DROP (1<<7)
166
167#define IEEE80211_DL_TX (1<<8)
168#define IEEE80211_DL_RX (1<<9)
169#define IEEE80211_DL_QOS (1<<31)
170
171#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a)
172#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a)
173#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a)
174
175#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a)
176#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a)
177#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a)
178#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a)
179#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a)
180#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a)
181#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a)
182#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
183#define IEEE80211_DEBUG_QOS(f, a...) IEEE80211_DEBUG(IEEE80211_DL_QOS, f, ## a)
184#include <linux/netdevice.h>
185#include <linux/if_arp.h> /* ARPHRD_ETHER */
186
187#ifndef WIRELESS_SPY
188#define WIRELESS_SPY /* enable iwspy support */
189#endif
190#include <net/iw_handler.h> /* new driver API */
191
192#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
193
194#ifndef ETH_P_80211_RAW
195#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
196#endif
197
198/* IEEE 802.11 defines */
199
200#define P80211_OUI_LEN 3
201
202struct ieee80211_snap_hdr {
203
204 u8 dsap; /* always 0xAA */
205 u8 ssap; /* always 0xAA */
206 u8 ctrl; /* always 0x03 */
207 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
208
209} __attribute__ ((packed));
210
211#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
212
213#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS)
214#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
215#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
216
217#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
218#define WLAN_GET_SEQ_SEQ(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
219
220/* Action categories - 802.11h */
221enum ieee80211_actioncategories {
222 WLAN_ACTION_SPECTRUM_MGMT = 0,
223 /* Reserved 1-127 */
224 /* Error 128-255 */
225};
226
227/* Action details - 802.11h */
228enum ieee80211_actiondetails {
229 WLAN_ACTION_CATEGORY_MEASURE_REQUEST = 0,
230 WLAN_ACTION_CATEGORY_MEASURE_REPORT = 1,
231 WLAN_ACTION_CATEGORY_TPC_REQUEST = 2,
232 WLAN_ACTION_CATEGORY_TPC_REPORT = 3,
233 WLAN_ACTION_CATEGORY_CHANNEL_SWITCH = 4,
234 /* 5 - 255 Reserved */
235};
236
237#define IEEE80211_STATMASK_SIGNAL (1<<0)
238#define IEEE80211_STATMASK_RSSI (1<<1)
239#define IEEE80211_STATMASK_NOISE (1<<2)
240#define IEEE80211_STATMASK_RATE (1<<3)
241#define IEEE80211_STATMASK_WEMASK 0x7
242
243#define IEEE80211_CCK_MODULATION (1<<0)
244#define IEEE80211_OFDM_MODULATION (1<<1)
245
246#define IEEE80211_24GHZ_BAND (1<<0)
247#define IEEE80211_52GHZ_BAND (1<<1)
248
249#define IEEE80211_CCK_RATE_1MB 0x02
250#define IEEE80211_CCK_RATE_2MB 0x04
251#define IEEE80211_CCK_RATE_5MB 0x0B
252#define IEEE80211_CCK_RATE_11MB 0x16
253#define IEEE80211_OFDM_RATE_6MB 0x0C
254#define IEEE80211_OFDM_RATE_9MB 0x12
255#define IEEE80211_OFDM_RATE_12MB 0x18
256#define IEEE80211_OFDM_RATE_18MB 0x24
257#define IEEE80211_OFDM_RATE_24MB 0x30
258#define IEEE80211_OFDM_RATE_36MB 0x48
259#define IEEE80211_OFDM_RATE_48MB 0x60
260#define IEEE80211_OFDM_RATE_54MB 0x6C
261#define IEEE80211_BASIC_RATE_MASK 0x80
262
263#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
264#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
265#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
266#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
267#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
268#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
269#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
270#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
271#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
272#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
273#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
274#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
275
276#define IEEE80211_CCK_RATES_MASK 0x0000000F
277#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
278 IEEE80211_CCK_RATE_2MB_MASK)
279#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
280 IEEE80211_CCK_RATE_5MB_MASK | \
281 IEEE80211_CCK_RATE_11MB_MASK)
282
283#define IEEE80211_OFDM_RATES_MASK 0x00000FF0
284#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
285 IEEE80211_OFDM_RATE_12MB_MASK | \
286 IEEE80211_OFDM_RATE_24MB_MASK)
287#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
288 IEEE80211_OFDM_RATE_9MB_MASK | \
289 IEEE80211_OFDM_RATE_18MB_MASK | \
290 IEEE80211_OFDM_RATE_36MB_MASK | \
291 IEEE80211_OFDM_RATE_48MB_MASK | \
292 IEEE80211_OFDM_RATE_54MB_MASK)
293#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
294 IEEE80211_CCK_DEFAULT_RATES_MASK)
295
296#define IEEE80211_NUM_OFDM_RATES 8
297#define IEEE80211_NUM_CCK_RATES 4
298#define IEEE80211_OFDM_SHIFT_MASK_A 4
299
300/* NOTE: This data is for statistical purposes; not all hardware provides this
301 * information for frames received.
302 * For ieee80211_rx_mgt, you need to set at least the 'len' parameter.
303 */
304struct ieee80211_rx_stats {
305 u32 mac_time;
306 s8 rssi;
307 u8 signal;
308 u8 noise;
309 u16 rate; /* in 100 kbps */
310 u8 received_channel;
311 u8 control;
312 u8 mask;
313 u8 freq;
314 u16 len;
315 u64 tsf;
316 u32 beacon_time;
317};
318
319/* IEEE 802.11 requires that STA supports concurrent reception of at least
320 * three fragmented frames. This define can be increased to support more
321 * concurrent frames, but it should be noted that each entry can consume about
322 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
323#define IEEE80211_FRAG_CACHE_LEN 4
324
325struct ieee80211_frag_entry {
326 unsigned long first_frag_time;
327 unsigned int seq;
328 unsigned int last_frag;
329 struct sk_buff *skb;
330 u8 src_addr[ETH_ALEN];
331 u8 dst_addr[ETH_ALEN];
332};
333
334struct ieee80211_stats {
335 unsigned int tx_unicast_frames;
336 unsigned int tx_multicast_frames;
337 unsigned int tx_fragments;
338 unsigned int tx_unicast_octets;
339 unsigned int tx_multicast_octets;
340 unsigned int tx_deferred_transmissions;
341 unsigned int tx_single_retry_frames;
342 unsigned int tx_multiple_retry_frames;
343 unsigned int tx_retry_limit_exceeded;
344 unsigned int tx_discards;
345 unsigned int rx_unicast_frames;
346 unsigned int rx_multicast_frames;
347 unsigned int rx_fragments;
348 unsigned int rx_unicast_octets;
349 unsigned int rx_multicast_octets;
350 unsigned int rx_fcs_errors;
351 unsigned int rx_discards_no_buffer;
352 unsigned int tx_discards_wrong_sa;
353 unsigned int rx_discards_undecryptable;
354 unsigned int rx_message_in_msg_fragments;
355 unsigned int rx_message_in_bad_msg_fragments;
356};
357
358struct ieee80211_device;
359
360#define SEC_KEY_1 (1<<0)
361#define SEC_KEY_2 (1<<1)
362#define SEC_KEY_3 (1<<2)
363#define SEC_KEY_4 (1<<3)
364#define SEC_ACTIVE_KEY (1<<4)
365#define SEC_AUTH_MODE (1<<5)
366#define SEC_UNICAST_GROUP (1<<6)
367#define SEC_LEVEL (1<<7)
368#define SEC_ENABLED (1<<8)
369#define SEC_ENCRYPT (1<<9)
370
371#define SEC_LEVEL_0 0 /* None */
372#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
373#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
374#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
375#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
376
377#define SEC_ALG_NONE 0
378#define SEC_ALG_WEP 1
379#define SEC_ALG_TKIP 2
380#define SEC_ALG_CCMP 3
381
382#define WEP_KEYS 4
383#define WEP_KEY_LEN 13
384#define SCM_KEY_LEN 32
385#define SCM_TEMPORAL_KEY_LENGTH 16
386
387struct ieee80211_security {
388 u16 active_key:2, enabled:1, unicast_uses_group:1, encrypt:1;
389 u8 auth_mode;
390 u8 encode_alg[WEP_KEYS];
391 u8 key_sizes[WEP_KEYS];
392 u8 keys[WEP_KEYS][SCM_KEY_LEN];
393 u8 level;
394 u16 flags;
395} __attribute__ ((packed));
396
397/*
398
399 802.11 data frame from AP
400
401 ,-------------------------------------------------------------------.
402Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
403 |------|------|---------|---------|---------|------|---------|------|
404Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
405 | | tion | (BSSID) | | | ence | data | |
406 `-------------------------------------------------------------------'
407
408Total: 28-2340 bytes
409
410*/
411
412#define BEACON_PROBE_SSID_ID_POSITION 12
413
414/* Management Frame Information Element Types */
415enum ieee80211_mfie {
416 MFIE_TYPE_SSID = 0,
417 MFIE_TYPE_RATES = 1,
418 MFIE_TYPE_FH_SET = 2,
419 MFIE_TYPE_DS_SET = 3,
420 MFIE_TYPE_CF_SET = 4,
421 MFIE_TYPE_TIM = 5,
422 MFIE_TYPE_IBSS_SET = 6,
423 MFIE_TYPE_COUNTRY = 7,
424 MFIE_TYPE_HOP_PARAMS = 8,
425 MFIE_TYPE_HOP_TABLE = 9,
426 MFIE_TYPE_REQUEST = 10,
427 MFIE_TYPE_CHALLENGE = 16,
428 MFIE_TYPE_POWER_CONSTRAINT = 32,
429 MFIE_TYPE_POWER_CAPABILITY = 33,
430 MFIE_TYPE_TPC_REQUEST = 34,
431 MFIE_TYPE_TPC_REPORT = 35,
432 MFIE_TYPE_SUPP_CHANNELS = 36,
433 MFIE_TYPE_CSA = 37,
434 MFIE_TYPE_MEASURE_REQUEST = 38,
435 MFIE_TYPE_MEASURE_REPORT = 39,
436 MFIE_TYPE_QUIET = 40,
437 MFIE_TYPE_IBSS_DFS = 41,
438 MFIE_TYPE_ERP_INFO = 42,
439 MFIE_TYPE_RSN = 48,
440 MFIE_TYPE_RATES_EX = 50,
441 MFIE_TYPE_GENERIC = 221,
442 MFIE_TYPE_QOS_PARAMETER = 222,
443};
444
445struct ieee80211_hdr_1addr {
446 __le16 frame_ctl;
447 __le16 duration_id;
448 u8 addr1[ETH_ALEN];
449 u8 payload[0];
450} __attribute__ ((packed));
451
452struct ieee80211_hdr_2addr {
453 __le16 frame_ctl;
454 __le16 duration_id;
455 u8 addr1[ETH_ALEN];
456 u8 addr2[ETH_ALEN];
457 u8 payload[0];
458} __attribute__ ((packed));
459
460struct ieee80211_hdr_3addr {
461 __le16 frame_ctl;
462 __le16 duration_id;
463 u8 addr1[ETH_ALEN];
464 u8 addr2[ETH_ALEN];
465 u8 addr3[ETH_ALEN];
466 __le16 seq_ctl;
467 u8 payload[0];
468} __attribute__ ((packed));
469
470struct ieee80211_hdr_4addr {
471 __le16 frame_ctl;
472 __le16 duration_id;
473 u8 addr1[ETH_ALEN];
474 u8 addr2[ETH_ALEN];
475 u8 addr3[ETH_ALEN];
476 __le16 seq_ctl;
477 u8 addr4[ETH_ALEN];
478 u8 payload[0];
479} __attribute__ ((packed));
480
481struct ieee80211_hdr_3addrqos {
482 __le16 frame_ctl;
483 __le16 duration_id;
484 u8 addr1[ETH_ALEN];
485 u8 addr2[ETH_ALEN];
486 u8 addr3[ETH_ALEN];
487 __le16 seq_ctl;
488 u8 payload[0];
489 __le16 qos_ctl;
490} __attribute__ ((packed));
491
492struct ieee80211_info_element {
493 u8 id;
494 u8 len;
495 u8 data[0];
496} __attribute__ ((packed));
497
498/*
499 * These are the data types that can make up management packets
500 *
501 u16 auth_algorithm;
502 u16 auth_sequence;
503 u16 beacon_interval;
504 u16 capability;
505 u8 current_ap[ETH_ALEN];
506 u16 listen_interval;
507 struct {
508 u16 association_id:14, reserved:2;
509 } __attribute__ ((packed));
510 u32 time_stamp[2];
511 u16 reason;
512 u16 status;
513*/
514
515struct ieee80211_auth {
516 struct ieee80211_hdr_3addr header;
517 __le16 algorithm;
518 __le16 transaction;
519 __le16 status;
520 /* challenge */
521 struct ieee80211_info_element info_element[0];
522} __attribute__ ((packed));
523
524struct ieee80211_channel_switch {
525 u8 id;
526 u8 len;
527 u8 mode;
528 u8 channel;
529 u8 count;
530} __attribute__ ((packed));
531
532struct ieee80211_action {
533 struct ieee80211_hdr_3addr header;
534 u8 category;
535 u8 action;
536 union {
537 struct ieee80211_action_exchange {
538 u8 token;
539 struct ieee80211_info_element info_element[0];
540 } exchange;
541 struct ieee80211_channel_switch channel_switch;
542
543 } format;
544} __attribute__ ((packed));
545
546struct ieee80211_disassoc {
547 struct ieee80211_hdr_3addr header;
548 __le16 reason;
549} __attribute__ ((packed));
550
551/* Alias deauth for disassoc */
552#define ieee80211_deauth ieee80211_disassoc
553
554struct ieee80211_probe_request {
555 struct ieee80211_hdr_3addr header;
556 /* SSID, supported rates */
557 struct ieee80211_info_element info_element[0];
558} __attribute__ ((packed));
559
560struct ieee80211_probe_response {
561 struct ieee80211_hdr_3addr header;
562 __le32 time_stamp[2];
563 __le16 beacon_interval;
564 __le16 capability;
565 /* SSID, supported rates, FH params, DS params,
566 * CF params, IBSS params, TIM (if beacon), RSN */
567 struct ieee80211_info_element info_element[0];
568} __attribute__ ((packed));
569
570/* Alias beacon for probe_response */
571#define ieee80211_beacon ieee80211_probe_response
572
573struct ieee80211_assoc_request {
574 struct ieee80211_hdr_3addr header;
575 __le16 capability;
576 __le16 listen_interval;
577 /* SSID, supported rates, RSN */
578 struct ieee80211_info_element info_element[0];
579} __attribute__ ((packed));
580
581struct ieee80211_reassoc_request {
582 struct ieee80211_hdr_3addr header;
583 __le16 capability;
584 __le16 listen_interval;
585 u8 current_ap[ETH_ALEN];
586 struct ieee80211_info_element info_element[0];
587} __attribute__ ((packed));
588
589struct ieee80211_assoc_response {
590 struct ieee80211_hdr_3addr header;
591 __le16 capability;
592 __le16 status;
593 __le16 aid;
594 /* supported rates */
595 struct ieee80211_info_element info_element[0];
596} __attribute__ ((packed));
597
598struct ieee80211_txb {
599 u8 nr_frags;
600 u8 encrypted;
601 u8 rts_included;
602 u8 reserved;
603 u16 frag_size;
604 u16 payload_size;
605 struct sk_buff *fragments[0];
606};
607
608/* SWEEP TABLE ENTRIES NUMBER */
609#define MAX_SWEEP_TAB_ENTRIES 42
610#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
611/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
612 * only use 8, and then use extended rates for the remaining supported
613 * rates. Other APs, however, stick all of their supported rates on the
614 * main rates information element... */
615#define MAX_RATES_LENGTH ((u8)12)
616#define MAX_RATES_EX_LENGTH ((u8)16)
617#define MAX_NETWORK_COUNT 128
618
619#define CRC_LENGTH 4U
620
621#define MAX_WPA_IE_LEN 64
622
623#define NETWORK_HAS_OFDM (1<<1)
624#define NETWORK_HAS_CCK (1<<2)
625
626/* QoS structure */
627#define NETWORK_HAS_QOS_PARAMETERS (1<<3)
628#define NETWORK_HAS_QOS_INFORMATION (1<<4)
629#define NETWORK_HAS_QOS_MASK (NETWORK_HAS_QOS_PARAMETERS | \
630 NETWORK_HAS_QOS_INFORMATION)
631
632/* 802.11h */
633#define NETWORK_HAS_POWER_CONSTRAINT (1<<5)
634#define NETWORK_HAS_CSA (1<<6)
635#define NETWORK_HAS_QUIET (1<<7)
636#define NETWORK_HAS_IBSS_DFS (1<<8)
637#define NETWORK_HAS_TPC_REPORT (1<<9)
638
639#define NETWORK_HAS_ERP_VALUE (1<<10)
640
641#define QOS_QUEUE_NUM 4
642#define QOS_OUI_LEN 3
643#define QOS_OUI_TYPE 2
644#define QOS_ELEMENT_ID 221
645#define QOS_OUI_INFO_SUB_TYPE 0
646#define QOS_OUI_PARAM_SUB_TYPE 1
647#define QOS_VERSION_1 1
648#define QOS_AIFSN_MIN_VALUE 2
649
650struct ieee80211_qos_information_element {
651 u8 elementID;
652 u8 length;
653 u8 qui[QOS_OUI_LEN];
654 u8 qui_type;
655 u8 qui_subtype;
656 u8 version;
657 u8 ac_info;
658} __attribute__ ((packed));
659
660struct ieee80211_qos_ac_parameter {
661 u8 aci_aifsn;
662 u8 ecw_min_max;
663 __le16 tx_op_limit;
664} __attribute__ ((packed));
665
666struct ieee80211_qos_parameter_info {
667 struct ieee80211_qos_information_element info_element;
668 u8 reserved;
669 struct ieee80211_qos_ac_parameter ac_params_record[QOS_QUEUE_NUM];
670} __attribute__ ((packed));
671
672struct ieee80211_qos_parameters {
673 __le16 cw_min[QOS_QUEUE_NUM];
674 __le16 cw_max[QOS_QUEUE_NUM];
675 u8 aifs[QOS_QUEUE_NUM];
676 u8 flag[QOS_QUEUE_NUM];
677 __le16 tx_op_limit[QOS_QUEUE_NUM];
678} __attribute__ ((packed));
679
680struct ieee80211_qos_data {
681 struct ieee80211_qos_parameters parameters;
682 int active;
683 int supported;
684 u8 param_count;
685 u8 old_param_count;
686};
687
688struct ieee80211_tim_parameters {
689 u8 tim_count;
690 u8 tim_period;
691} __attribute__ ((packed));
692
693/*******************************************************/
694
695enum { /* ieee80211_basic_report.map */
696 IEEE80211_BASIC_MAP_BSS = (1 << 0),
697 IEEE80211_BASIC_MAP_OFDM = (1 << 1),
698 IEEE80211_BASIC_MAP_UNIDENTIFIED = (1 << 2),
699 IEEE80211_BASIC_MAP_RADAR = (1 << 3),
700 IEEE80211_BASIC_MAP_UNMEASURED = (1 << 4),
701 /* Bits 5-7 are reserved */
702
703};
704struct ieee80211_basic_report {
705 u8 channel;
706 __le64 start_time;
707 __le16 duration;
708 u8 map;
709} __attribute__ ((packed));
710
711enum { /* ieee80211_measurement_request.mode */
712 /* Bit 0 is reserved */
713 IEEE80211_MEASUREMENT_ENABLE = (1 << 1),
714 IEEE80211_MEASUREMENT_REQUEST = (1 << 2),
715 IEEE80211_MEASUREMENT_REPORT = (1 << 3),
716 /* Bits 4-7 are reserved */
717};
718
719enum {
720 IEEE80211_REPORT_BASIC = 0, /* required */
721 IEEE80211_REPORT_CCA = 1, /* optional */
722 IEEE80211_REPORT_RPI = 2, /* optional */
723 /* 3-255 reserved */
724};
725
726struct ieee80211_measurement_params {
727 u8 channel;
728 __le64 start_time;
729 __le16 duration;
730} __attribute__ ((packed));
731
732struct ieee80211_measurement_request {
733 struct ieee80211_info_element ie;
734 u8 token;
735 u8 mode;
736 u8 type;
737 struct ieee80211_measurement_params params[0];
738} __attribute__ ((packed));
739
740struct ieee80211_measurement_report {
741 struct ieee80211_info_element ie;
742 u8 token;
743 u8 mode;
744 u8 type;
745 union {
746 struct ieee80211_basic_report basic[0];
747 } u;
748} __attribute__ ((packed));
749
750struct ieee80211_tpc_report {
751 u8 transmit_power;
752 u8 link_margin;
753} __attribute__ ((packed));
754
755struct ieee80211_channel_map {
756 u8 channel;
757 u8 map;
758} __attribute__ ((packed));
759
760struct ieee80211_ibss_dfs {
761 struct ieee80211_info_element ie;
762 u8 owner[ETH_ALEN];
763 u8 recovery_interval;
764 struct ieee80211_channel_map channel_map[0];
765};
766
767struct ieee80211_csa {
768 u8 mode;
769 u8 channel;
770 u8 count;
771} __attribute__ ((packed));
772
773struct ieee80211_quiet {
774 u8 count;
775 u8 period;
776 u8 duration;
777 u8 offset;
778} __attribute__ ((packed));
779
780struct ieee80211_network {
781 /* These entries are used to identify a unique network */
782 u8 bssid[ETH_ALEN];
783 u8 channel;
784 /* Ensure null-terminated for any debug msgs */
785 u8 ssid[IW_ESSID_MAX_SIZE + 1];
786 u8 ssid_len;
787
788 struct ieee80211_qos_data qos_data;
789
790 /* These are network statistics */
791 struct ieee80211_rx_stats stats;
792 u16 capability;
793 u8 rates[MAX_RATES_LENGTH];
794 u8 rates_len;
795 u8 rates_ex[MAX_RATES_EX_LENGTH];
796 u8 rates_ex_len;
797 unsigned long last_scanned;
798 u8 mode;
799 u32 flags;
800 u32 last_associate;
801 u32 time_stamp[2];
802 u16 beacon_interval;
803 u16 listen_interval;
804 u16 atim_window;
805 u8 erp_value;
806 u8 wpa_ie[MAX_WPA_IE_LEN];
807 size_t wpa_ie_len;
808 u8 rsn_ie[MAX_WPA_IE_LEN];
809 size_t rsn_ie_len;
810 struct ieee80211_tim_parameters tim;
811
812 /* 802.11h info */
813
814 /* Power Constraint - mandatory if spctrm mgmt required */
815 u8 power_constraint;
816
817 /* TPC Report - mandatory if spctrm mgmt required */
818 struct ieee80211_tpc_report tpc_report;
819
820 /* IBSS DFS - mandatory if spctrm mgmt required and IBSS
821 * NOTE: This is variable length and so must be allocated dynamically */
822 struct ieee80211_ibss_dfs *ibss_dfs;
823
824 /* Channel Switch Announcement - optional if spctrm mgmt required */
825 struct ieee80211_csa csa;
826
827 /* Quiet - optional if spctrm mgmt required */
828 struct ieee80211_quiet quiet;
829
830 struct list_head list;
831};
832
833enum ieee80211_state {
834 IEEE80211_UNINITIALIZED = 0,
835 IEEE80211_INITIALIZED,
836 IEEE80211_ASSOCIATING,
837 IEEE80211_ASSOCIATED,
838 IEEE80211_AUTHENTICATING,
839 IEEE80211_AUTHENTICATED,
840 IEEE80211_SHUTDOWN
841};
842
843#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
844#define DEFAULT_FTS 2346
845
846#define CFG_IEEE80211_RESERVE_FCS (1<<0)
847#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
848#define CFG_IEEE80211_RTS (1<<2)
849
850#define IEEE80211_24GHZ_MIN_CHANNEL 1
851#define IEEE80211_24GHZ_MAX_CHANNEL 14
852#define IEEE80211_24GHZ_CHANNELS (IEEE80211_24GHZ_MAX_CHANNEL - \
853 IEEE80211_24GHZ_MIN_CHANNEL + 1)
854
855#define IEEE80211_52GHZ_MIN_CHANNEL 34
856#define IEEE80211_52GHZ_MAX_CHANNEL 165
857#define IEEE80211_52GHZ_CHANNELS (IEEE80211_52GHZ_MAX_CHANNEL - \
858 IEEE80211_52GHZ_MIN_CHANNEL + 1)
859
860enum {
861 IEEE80211_CH_PASSIVE_ONLY = (1 << 0),
862 IEEE80211_CH_80211H_RULES = (1 << 1),
863 IEEE80211_CH_B_ONLY = (1 << 2),
864 IEEE80211_CH_NO_IBSS = (1 << 3),
865 IEEE80211_CH_UNIFORM_SPREADING = (1 << 4),
866 IEEE80211_CH_RADAR_DETECT = (1 << 5),
867 IEEE80211_CH_INVALID = (1 << 6),
868};
869
870struct ieee80211_channel {
871 u32 freq; /* in MHz */
872 u8 channel;
873 u8 flags;
874 u8 max_power; /* in dBm */
875};
876
877struct ieee80211_geo {
878 u8 name[4];
879 u8 bg_channels;
880 u8 a_channels;
881 struct ieee80211_channel bg[IEEE80211_24GHZ_CHANNELS];
882 struct ieee80211_channel a[IEEE80211_52GHZ_CHANNELS];
883};
884
885struct ieee80211_device {
886 struct net_device *dev;
887 struct ieee80211_security sec;
888
889 /* Bookkeeping structures */
890 struct net_device_stats stats;
891 struct ieee80211_stats ieee_stats;
892
893 struct ieee80211_geo geo;
894
895 /* Probe / Beacon management */
896 struct list_head network_free_list;
897 struct list_head network_list;
898 struct ieee80211_network *networks;
899 int scans;
900 int scan_age;
901
902 int iw_mode; /* operating mode (IW_MODE_*) */
903 struct iw_spy_data spy_data; /* iwspy support */
904
905 spinlock_t lock;
906
907 int tx_headroom; /* Set to size of any additional room needed at front
908 * of allocated Tx SKBs */
909 u32 config;
910
911 /* WEP and other encryption related settings at the device level */
912 int open_wep; /* Set to 1 to allow unencrypted frames */
913
914 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
915 * WEP key changes */
916
917 /* If the host performs {en,de}cryption, then set to 1 */
918 int host_encrypt;
919 int host_encrypt_msdu;
920 int host_decrypt;
921 /* host performs multicast decryption */
922 int host_mc_decrypt;
923
924 /* host should strip IV and ICV from protected frames */
925 /* meaningful only when hardware decryption is being used */
926 int host_strip_iv_icv;
927
928 int host_open_frag;
929 int host_build_iv;
930 int ieee802_1x; /* is IEEE 802.1X used */
931
932 /* WPA data */
933 int wpa_enabled;
934 int drop_unencrypted;
935 int privacy_invoked;
936 size_t wpa_ie_len;
937 u8 *wpa_ie;
938
939 struct lib80211_crypt_info crypt_info;
940
941 int bcrx_sta_key; /* use individual keys to override default keys even
942 * with RX of broad/multicast frames */
943
944 /* Fragmentation structures */
945 struct ieee80211_frag_entry frag_cache[IEEE80211_FRAG_CACHE_LEN];
946 unsigned int frag_next_idx;
947 u16 fts; /* Fragmentation Threshold */
948 u16 rts; /* RTS threshold */
949
950 /* Association info */
951 u8 bssid[ETH_ALEN];
952
953 enum ieee80211_state state;
954
955 int mode; /* A, B, G */
956 int modulation; /* CCK, OFDM */
957 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
958 int abg_true; /* ABG flag */
959
960 int perfect_rssi;
961 int worst_rssi;
962
963 u16 prev_seq_ctl; /* used to drop duplicate frames */
964
965 /* Callback functions */
966 void (*set_security) (struct net_device * dev,
967 struct ieee80211_security * sec);
968 int (*hard_start_xmit) (struct ieee80211_txb * txb,
969 struct net_device * dev, int pri);
970 int (*reset_port) (struct net_device * dev);
971 int (*is_queue_full) (struct net_device * dev, int pri);
972
973 int (*handle_management) (struct net_device * dev,
974 struct ieee80211_network * network, u16 type);
975 int (*is_qos_active) (struct net_device *dev, struct sk_buff *skb);
976
977 /* Typical STA methods */
978 int (*handle_auth) (struct net_device * dev,
979 struct ieee80211_auth * auth);
980 int (*handle_deauth) (struct net_device * dev,
981 struct ieee80211_deauth * auth);
982 int (*handle_action) (struct net_device * dev,
983 struct ieee80211_action * action,
984 struct ieee80211_rx_stats * stats);
985 int (*handle_disassoc) (struct net_device * dev,
986 struct ieee80211_disassoc * assoc);
987 int (*handle_beacon) (struct net_device * dev,
988 struct ieee80211_beacon * beacon,
989 struct ieee80211_network * network);
990 int (*handle_probe_response) (struct net_device * dev,
991 struct ieee80211_probe_response * resp,
992 struct ieee80211_network * network);
993 int (*handle_probe_request) (struct net_device * dev,
994 struct ieee80211_probe_request * req,
995 struct ieee80211_rx_stats * stats);
996 int (*handle_assoc_response) (struct net_device * dev,
997 struct ieee80211_assoc_response * resp,
998 struct ieee80211_network * network);
999
1000 /* Typical AP methods */
1001 int (*handle_assoc_request) (struct net_device * dev);
1002 int (*handle_reassoc_request) (struct net_device * dev,
1003 struct ieee80211_reassoc_request * req);
1004
1005 /* This must be the last item so that it points to the data
1006 * allocated beyond this structure by alloc_ieee80211 */
1007 u8 priv[0];
1008};
1009
1010#define IEEE_A (1<<0)
1011#define IEEE_B (1<<1)
1012#define IEEE_G (1<<2)
1013#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
1014
1015static inline void *ieee80211_priv(struct net_device *dev)
1016{
1017 return ((struct ieee80211_device *)netdev_priv(dev))->priv;
1018}
1019
1020static inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee,
1021 int mode)
1022{
1023 /*
1024 * It is possible for both access points and our device to support
1025 * combinations of modes, so as long as there is one valid combination
1026 * of ap/device supported modes, then return success
1027 *
1028 */
1029 if ((mode & IEEE_A) &&
1030 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1031 (ieee->freq_band & IEEE80211_52GHZ_BAND))
1032 return 1;
1033
1034 if ((mode & IEEE_G) &&
1035 (ieee->modulation & IEEE80211_OFDM_MODULATION) &&
1036 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1037 return 1;
1038
1039 if ((mode & IEEE_B) &&
1040 (ieee->modulation & IEEE80211_CCK_MODULATION) &&
1041 (ieee->freq_band & IEEE80211_24GHZ_BAND))
1042 return 1;
1043
1044 return 0;
1045}
1046
1047static inline int ieee80211_get_hdrlen(u16 fc)
1048{
1049 int hdrlen = IEEE80211_3ADDR_LEN;
1050 u16 stype = WLAN_FC_GET_STYPE(fc);
1051
1052 switch (WLAN_FC_GET_TYPE(fc)) {
1053 case IEEE80211_FTYPE_DATA:
1054 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
1055 hdrlen = IEEE80211_4ADDR_LEN;
1056 if (stype & IEEE80211_STYPE_QOS_DATA)
1057 hdrlen += 2;
1058 break;
1059 case IEEE80211_FTYPE_CTL:
1060 switch (WLAN_FC_GET_STYPE(fc)) {
1061 case IEEE80211_STYPE_CTS:
1062 case IEEE80211_STYPE_ACK:
1063 hdrlen = IEEE80211_1ADDR_LEN;
1064 break;
1065 default:
1066 hdrlen = IEEE80211_2ADDR_LEN;
1067 break;
1068 }
1069 break;
1070 }
1071
1072 return hdrlen;
1073}
1074
1075static inline u8 *ieee80211_get_payload(struct ieee80211_hdr *hdr)
1076{
1077 switch (ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_control))) {
1078 case IEEE80211_1ADDR_LEN:
1079 return ((struct ieee80211_hdr_1addr *)hdr)->payload;
1080 case IEEE80211_2ADDR_LEN:
1081 return ((struct ieee80211_hdr_2addr *)hdr)->payload;
1082 case IEEE80211_3ADDR_LEN:
1083 return ((struct ieee80211_hdr_3addr *)hdr)->payload;
1084 case IEEE80211_4ADDR_LEN:
1085 return ((struct ieee80211_hdr_4addr *)hdr)->payload;
1086 }
1087 return NULL;
1088}
1089
1090static inline int ieee80211_is_ofdm_rate(u8 rate)
1091{
1092 switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
1093 case IEEE80211_OFDM_RATE_6MB:
1094 case IEEE80211_OFDM_RATE_9MB:
1095 case IEEE80211_OFDM_RATE_12MB:
1096 case IEEE80211_OFDM_RATE_18MB:
1097 case IEEE80211_OFDM_RATE_24MB:
1098 case IEEE80211_OFDM_RATE_36MB:
1099 case IEEE80211_OFDM_RATE_48MB:
1100 case IEEE80211_OFDM_RATE_54MB:
1101 return 1;
1102 }
1103 return 0;
1104}
1105
1106static inline int ieee80211_is_cck_rate(u8 rate)
1107{
1108 switch (rate & ~IEEE80211_BASIC_RATE_MASK) {
1109 case IEEE80211_CCK_RATE_1MB:
1110 case IEEE80211_CCK_RATE_2MB:
1111 case IEEE80211_CCK_RATE_5MB:
1112 case IEEE80211_CCK_RATE_11MB:
1113 return 1;
1114 }
1115 return 0;
1116}
1117
1118/* ieee80211.c */
1119extern void free_ieee80211(struct net_device *dev);
1120extern struct net_device *alloc_ieee80211(int sizeof_priv);
1121
1122extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
1123
1124/* ieee80211_tx.c */
1125extern int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev);
1126extern void ieee80211_txb_free(struct ieee80211_txb *);
1127
1128/* ieee80211_rx.c */
1129extern void ieee80211_rx_any(struct ieee80211_device *ieee,
1130 struct sk_buff *skb, struct ieee80211_rx_stats *stats);
1131extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
1132 struct ieee80211_rx_stats *rx_stats);
1133/* make sure to set stats->len */
1134extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
1135 struct ieee80211_hdr_4addr *header,
1136 struct ieee80211_rx_stats *stats);
1137extern void ieee80211_network_reset(struct ieee80211_network *network);
1138
1139/* ieee80211_geo.c */
1140extern const struct ieee80211_geo *ieee80211_get_geo(struct ieee80211_device
1141 *ieee);
1142extern int ieee80211_set_geo(struct ieee80211_device *ieee,
1143 const struct ieee80211_geo *geo);
1144
1145extern int ieee80211_is_valid_channel(struct ieee80211_device *ieee,
1146 u8 channel);
1147extern int ieee80211_channel_to_index(struct ieee80211_device *ieee,
1148 u8 channel);
1149extern u8 ieee80211_freq_to_channel(struct ieee80211_device *ieee, u32 freq);
1150extern u8 ieee80211_get_channel_flags(struct ieee80211_device *ieee,
1151 u8 channel);
1152extern const struct ieee80211_channel *ieee80211_get_channel(struct
1153 ieee80211_device
1154 *ieee, u8 channel);
1155extern u32 ieee80211_channel_to_freq(struct ieee80211_device * ieee,
1156 u8 channel);
1157
1158/* ieee80211_wx.c */
1159extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
1160 struct iw_request_info *info,
1161 union iwreq_data *wrqu, char *key);
1162extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
1163 struct iw_request_info *info,
1164 union iwreq_data *wrqu, char *key);
1165extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
1166 struct iw_request_info *info,
1167 union iwreq_data *wrqu, char *key);
1168extern int ieee80211_wx_set_encodeext(struct ieee80211_device *ieee,
1169 struct iw_request_info *info,
1170 union iwreq_data *wrqu, char *extra);
1171extern int ieee80211_wx_get_encodeext(struct ieee80211_device *ieee,
1172 struct iw_request_info *info,
1173 union iwreq_data *wrqu, char *extra);
1174
1175static inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
1176{
1177 ieee->scans++;
1178}
1179
1180static inline int ieee80211_get_scans(struct ieee80211_device *ieee)
1181{
1182 return ieee->scans;
1183}
1184
1185#endif /* IEEE80211_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-26 20:35:51 -0500