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cfg80211: wrap BSS kref
[deliverable/linux.git] / include / linux / ieee80211.h
CommitLineData
a9de8ce0
JB		 1/*
2 * IEEE 802.11 defines
3 *
4 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
5 * <jkmaline@cc.hut.fi>
6 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
7 * Copyright (c) 2005, Devicescape Software, Inc.
8 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
9387b7ca
JL		 15#ifndef LINUX_IEEE80211_H
16#define LINUX_IEEE80211_H
a9de8ce0
JB		 17
18#include <linux/types.h>
f97df02e 19#include <asm/byteorder.h>
a9de8ce0 20
3f46b29c
JB		 21/*
22 * DS bit usage
23 *
24 * TA = transmitter address
25 * RA = receiver address
26 * DA = destination address
27 * SA = source address
28 *
29 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
30 * -----------------------------------------------------------------
31 * 0 0 DA SA BSSID - IBSS/DLS
32 * 0 1 DA BSSID SA - AP -> STA
33 * 1 0 BSSID SA DA - AP <- STA
34 * 1 1 RA TA DA SA unspecified (WDS)
35 */
36
a9de8ce0
JB		 37#define FCS_LEN 4
38
39#define IEEE80211_FCTL_VERS 0x0003
40#define IEEE80211_FCTL_FTYPE 0x000c
41#define IEEE80211_FCTL_STYPE 0x00f0
42#define IEEE80211_FCTL_TODS 0x0100
43#define IEEE80211_FCTL_FROMDS 0x0200
44#define IEEE80211_FCTL_MOREFRAGS 0x0400
45#define IEEE80211_FCTL_RETRY 0x0800
46#define IEEE80211_FCTL_PM 0x1000
47#define IEEE80211_FCTL_MOREDATA 0x2000
48#define IEEE80211_FCTL_PROTECTED 0x4000
49#define IEEE80211_FCTL_ORDER 0x8000
b188148c 50#define IEEE80211_FCTL_CTL_EXT 0x0f00
a9de8ce0
JB		 51
52#define IEEE80211_SCTL_FRAG 0x000F
53#define IEEE80211_SCTL_SEQ 0xFFF0
54
55#define IEEE80211_FTYPE_MGMT 0x0000
56#define IEEE80211_FTYPE_CTL 0x0004
57#define IEEE80211_FTYPE_DATA 0x0008
b188148c 58#define IEEE80211_FTYPE_EXT 0x000c
a9de8ce0
JB		 59
60/* management */
61#define IEEE80211_STYPE_ASSOC_REQ 0x0000
62#define IEEE80211_STYPE_ASSOC_RESP 0x0010
63#define IEEE80211_STYPE_REASSOC_REQ 0x0020
64#define IEEE80211_STYPE_REASSOC_RESP 0x0030
65#define IEEE80211_STYPE_PROBE_REQ 0x0040
66#define IEEE80211_STYPE_PROBE_RESP 0x0050
67#define IEEE80211_STYPE_BEACON 0x0080
68#define IEEE80211_STYPE_ATIM 0x0090
69#define IEEE80211_STYPE_DISASSOC 0x00A0
70#define IEEE80211_STYPE_AUTH 0x00B0
71#define IEEE80211_STYPE_DEAUTH 0x00C0
72#define IEEE80211_STYPE_ACTION 0x00D0
73
74/* control */
b188148c 75#define IEEE80211_STYPE_CTL_EXT 0x0060
6b4e3241
RR		 76#define IEEE80211_STYPE_BACK_REQ 0x0080
77#define IEEE80211_STYPE_BACK 0x0090
a9de8ce0
JB		 78#define IEEE80211_STYPE_PSPOLL 0x00A0
79#define IEEE80211_STYPE_RTS 0x00B0
80#define IEEE80211_STYPE_CTS 0x00C0
81#define IEEE80211_STYPE_ACK 0x00D0
82#define IEEE80211_STYPE_CFEND 0x00E0
83#define IEEE80211_STYPE_CFENDACK 0x00F0
84
85/* data */
86#define IEEE80211_STYPE_DATA 0x0000
87#define IEEE80211_STYPE_DATA_CFACK 0x0010
88#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
89#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
90#define IEEE80211_STYPE_NULLFUNC 0x0040
91#define IEEE80211_STYPE_CFACK 0x0050
92#define IEEE80211_STYPE_CFPOLL 0x0060
93#define IEEE80211_STYPE_CFACKPOLL 0x0070
94#define IEEE80211_STYPE_QOS_DATA 0x0080
95#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
96#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
97#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
98#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
99#define IEEE80211_STYPE_QOS_CFACK 0x00D0
100#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
101#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
102
b188148c
VK		 103/* extension, added by 802.11ad */
104#define IEEE80211_STYPE_DMG_BEACON 0x0000
105
106/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
107#define IEEE80211_CTL_EXT_POLL 0x2000
108#define IEEE80211_CTL_EXT_SPR 0x3000
109#define IEEE80211_CTL_EXT_GRANT 0x4000
110#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
111#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
112#define IEEE80211_CTL_EXT_SSW 0x8000
113#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
114#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
a9de8ce0
JB		 115
116/* miscellaneous IEEE 802.11 constants */
c237899d
MW		 117#define IEEE80211_MAX_FRAG_THRESHOLD 2352
118#define IEEE80211_MAX_RTS_THRESHOLD 2353
a9de8ce0
JB		 119#define IEEE80211_MAX_AID 2007
120#define IEEE80211_MAX_TIM_LEN 251
a9de8ce0
JB		 121/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
122 6.2.1.1.2.
123
c237899d
MW		 124 802.11e clarifies the figure in section 7.1.2. The frame body is
125 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
126#define IEEE80211_MAX_DATA_LEN 2304
127/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
128#define IEEE80211_MAX_FRAME_LEN 2352
a9de8ce0
JB		 129
130#define IEEE80211_MAX_SSID_LEN 32
1239cd58 131
37c57989 132#define IEEE80211_MAX_MESH_ID_LEN 32
1239cd58 133
5a306f58
JB		 134#define IEEE80211_NUM_TIDS 16
135
fd7c8a40 136#define IEEE80211_QOS_CTL_LEN 2
04b7dcf9
JB		 137/* 1d tag mask */
138#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
139/* TID mask */
140#define IEEE80211_QOS_CTL_TID_MASK 0x000f
141/* EOSP */
142#define IEEE80211_QOS_CTL_EOSP 0x0010
143/* ACK policy */
144#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
145#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
146#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
147#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
6cc00d54 148#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
04b7dcf9
JB		 149/* A-MSDU 802.11n */
150#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
2154c81c
JC		 151/* Mesh Control 802.11s */
152#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
a9de8ce0 153
ab13315a
KV		 154/* U-APSD queue for WMM IEs sent by AP */
155#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
44316cb1 156#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
ab13315a
KV		 157
158/* U-APSD queues for WMM IEs sent by STA */
159#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
160#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
161#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
162#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
163#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
164
165/* U-APSD max SP length for WMM IEs sent by STA */
166#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
167#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
168#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
169#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
170#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
171#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
172
d0dd2de0
AT		 173#define IEEE80211_HT_CTL_LEN 4
174
a9de8ce0
JB		 175struct ieee80211_hdr {
176 __le16 frame_control;
177 __le16 duration_id;
178 u8 addr1[6];
179 u8 addr2[6];
180 u8 addr3[6];
181 __le16 seq_ctrl;
182 u8 addr4[6];
598a5938 183} __packed;
a9de8ce0 184
7044cc56
KV		 185struct ieee80211_hdr_3addr {
186 __le16 frame_control;
187 __le16 duration_id;
188 u8 addr1[6];
189 u8 addr2[6];
190 u8 addr3[6];
191 __le16 seq_ctrl;
598a5938 192} __packed;
7044cc56 193
558a6669
KV		 194struct ieee80211_qos_hdr {
195 __le16 frame_control;
196 __le16 duration_id;
197 u8 addr1[6];
198 u8 addr2[6];
199 u8 addr3[6];
200 __le16 seq_ctrl;
201 __le16 qos_ctrl;
598a5938 202} __packed;
558a6669 203
fd7c8a40
HH		 204/**
205 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
206 * @fc: frame control bytes in little-endian byteorder
207 */
208static inline int ieee80211_has_tods(__le16 fc)
209{
210 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
211}
212
213/**
214 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
215 * @fc: frame control bytes in little-endian byteorder
216 */
217static inline int ieee80211_has_fromds(__le16 fc)
218{
219 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
220}
221
222/**
223 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
224 * @fc: frame control bytes in little-endian byteorder
225 */
226static inline int ieee80211_has_a4(__le16 fc)
227{
228 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
229 return (fc & tmp) == tmp;
230}
231
232/**
233 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
234 * @fc: frame control bytes in little-endian byteorder
235 */
236static inline int ieee80211_has_morefrags(__le16 fc)
237{
238 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
239}
240
241/**
242 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
243 * @fc: frame control bytes in little-endian byteorder
244 */
245static inline int ieee80211_has_retry(__le16 fc)
246{
247 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
248}
249
250/**
251 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
252 * @fc: frame control bytes in little-endian byteorder
253 */
254static inline int ieee80211_has_pm(__le16 fc)
255{
256 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
257}
258
259/**
260 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
261 * @fc: frame control bytes in little-endian byteorder
262 */
263static inline int ieee80211_has_moredata(__le16 fc)
264{
265 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
266}
267
268/**
269 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
270 * @fc: frame control bytes in little-endian byteorder
271 */
272static inline int ieee80211_has_protected(__le16 fc)
273{
274 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
275}
276
277/**
278 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
279 * @fc: frame control bytes in little-endian byteorder
280 */
281static inline int ieee80211_has_order(__le16 fc)
282{
283 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
284}
285
286/**
287 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
288 * @fc: frame control bytes in little-endian byteorder
289 */
290static inline int ieee80211_is_mgmt(__le16 fc)
291{
292 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
293 cpu_to_le16(IEEE80211_FTYPE_MGMT);
294}
295
296/**
297 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
298 * @fc: frame control bytes in little-endian byteorder
299 */
300static inline int ieee80211_is_ctl(__le16 fc)
301{
302 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
303 cpu_to_le16(IEEE80211_FTYPE_CTL);
304}
305
306/**
307 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
308 * @fc: frame control bytes in little-endian byteorder
309 */
310static inline int ieee80211_is_data(__le16 fc)
311{
312 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
313 cpu_to_le16(IEEE80211_FTYPE_DATA);
314}
315
316/**
317 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
318 * @fc: frame control bytes in little-endian byteorder
319 */
320static inline int ieee80211_is_data_qos(__le16 fc)
321{
322 /*
323 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
324 * to check the one bit
325 */
326 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
327 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
328}
329
330/**
331 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
332 * @fc: frame control bytes in little-endian byteorder
333 */
334static inline int ieee80211_is_data_present(__le16 fc)
335{
336 /*
337 * mask with 0x40 and test that that bit is clear to only return true
338 * for the data-containing substypes.
339 */
340 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
341 cpu_to_le16(IEEE80211_FTYPE_DATA);
342}
343
344/**
345 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
346 * @fc: frame control bytes in little-endian byteorder
347 */
348static inline int ieee80211_is_assoc_req(__le16 fc)
349{
350 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
351 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
352}
353
354/**
355 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
356 * @fc: frame control bytes in little-endian byteorder
357 */
358static inline int ieee80211_is_assoc_resp(__le16 fc)
359{
360 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
361 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
362}
363
364/**
365 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
366 * @fc: frame control bytes in little-endian byteorder
367 */
368static inline int ieee80211_is_reassoc_req(__le16 fc)
369{
370 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
371 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
372}
373
374/**
375 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
376 * @fc: frame control bytes in little-endian byteorder
377 */
378static inline int ieee80211_is_reassoc_resp(__le16 fc)
379{
380 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
381 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
382}
383
384/**
385 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
386 * @fc: frame control bytes in little-endian byteorder
387 */
388static inline int ieee80211_is_probe_req(__le16 fc)
389{
390 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
391 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
392}
393
394/**
395 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
396 * @fc: frame control bytes in little-endian byteorder
397 */
398static inline int ieee80211_is_probe_resp(__le16 fc)
399{
400 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
401 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
402}
403
404/**
405 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
406 * @fc: frame control bytes in little-endian byteorder
407 */
408static inline int ieee80211_is_beacon(__le16 fc)
409{
410 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
411 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
412}
413
414/**
415 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
416 * @fc: frame control bytes in little-endian byteorder
417 */
418static inline int ieee80211_is_atim(__le16 fc)
419{
420 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
421 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
422}
423
424/**
425 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
426 * @fc: frame control bytes in little-endian byteorder
427 */
428static inline int ieee80211_is_disassoc(__le16 fc)
429{
430 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
431 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
432}
433
434/**
435 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
436 * @fc: frame control bytes in little-endian byteorder
437 */
438static inline int ieee80211_is_auth(__le16 fc)
439{
440 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
441 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
442}
443
444/**
445 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
446 * @fc: frame control bytes in little-endian byteorder
447 */
448static inline int ieee80211_is_deauth(__le16 fc)
449{
450 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
451 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
452}
453
454/**
455 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
456 * @fc: frame control bytes in little-endian byteorder
457 */
458static inline int ieee80211_is_action(__le16 fc)
459{
460 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
461 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
462}
463
464/**
465 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
466 * @fc: frame control bytes in little-endian byteorder
467 */
468static inline int ieee80211_is_back_req(__le16 fc)
469{
470 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
471 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
472}
473
474/**
475 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
476 * @fc: frame control bytes in little-endian byteorder
477 */
478static inline int ieee80211_is_back(__le16 fc)
479{
480 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
481 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
482}
483
484/**
485 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
486 * @fc: frame control bytes in little-endian byteorder
487 */
488static inline int ieee80211_is_pspoll(__le16 fc)
489{
490 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
491 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
492}
493
494/**
495 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
496 * @fc: frame control bytes in little-endian byteorder
497 */
498static inline int ieee80211_is_rts(__le16 fc)
499{
500 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
501 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
502}
503
504/**
505 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
506 * @fc: frame control bytes in little-endian byteorder
507 */
508static inline int ieee80211_is_cts(__le16 fc)
509{
510 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
511 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
512}
513
514/**
515 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
516 * @fc: frame control bytes in little-endian byteorder
517 */
518static inline int ieee80211_is_ack(__le16 fc)
519{
520 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
521 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
522}
523
524/**
525 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
526 * @fc: frame control bytes in little-endian byteorder
527 */
528static inline int ieee80211_is_cfend(__le16 fc)
529{
530 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
531 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
532}
533
534/**
535 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
536 * @fc: frame control bytes in little-endian byteorder
537 */
538static inline int ieee80211_is_cfendack(__le16 fc)
539{
540 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
541 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
542}
543
544/**
22403def 545 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
fd7c8a40
HH		 546 * @fc: frame control bytes in little-endian byteorder
547 */
548static inline int ieee80211_is_nullfunc(__le16 fc)
549{
550 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
551 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
552}
a9de8ce0 553
22403def
JB		 554/**
555 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
556 * @fc: frame control bytes in little-endian byteorder
557 */
558static inline int ieee80211_is_qos_nullfunc(__le16 fc)
559{
560 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
561 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
562}
563
8cb25e14
HS		 564/**
565 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
566 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
567 */
568static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
569{
570 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
571}
572
37c57989
LCC		 573struct ieee80211s_hdr {
574 u8 flags;
575 u8 ttl;
51ceddad 576 __le32 seqnum;
37c57989
LCC		 577 u8 eaddr1[6];
578 u8 eaddr2[6];
598a5938 579} __packed;
37c57989 580
79617dee
Y		 581/* Mesh flags */
582#define MESH_FLAGS_AE_A4 0x1
583#define MESH_FLAGS_AE_A5_A6 0x2
e31a16d6 584#define MESH_FLAGS_AE 0x3
79617dee
Y		 585#define MESH_FLAGS_PS_DEEP 0x4
586
a69cc44f
CYY		 587/**
588 * enum ieee80211_preq_flags - mesh PREQ element flags
589 *
590 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
591 */
592enum ieee80211_preq_flags {
593 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
594};
595
596/**
597 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
598 *
599 * @IEEE80211_PREQ_TO_FLAG: target only subfield
600 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
601 */
602enum ieee80211_preq_target_flags {
603 IEEE80211_PREQ_TO_FLAG = 1<<0,
604 IEEE80211_PREQ_USN_FLAG = 1<<2,
605};
606
f2df3859
AK		 607/**
608 * struct ieee80211_quiet_ie
609 *
610 * This structure refers to "Quiet information element"
611 */
612struct ieee80211_quiet_ie {
613 u8 count;
614 u8 period;
615 __le16 duration;
616 __le16 offset;
598a5938 617} __packed;
f2df3859
AK		 618
619/**
620 * struct ieee80211_msrment_ie
621 *
622 * This structure refers to "Measurement Request/Report information element"
623 */
624struct ieee80211_msrment_ie {
625 u8 token;
626 u8 mode;
627 u8 type;
628 u8 request[0];
598a5938 629} __packed;
f2df3859
AK		 630
631/**
632 * struct ieee80211_channel_sw_ie
633 *
634 * This structure refers to "Channel Switch Announcement information element"
635 */
636struct ieee80211_channel_sw_ie {
637 u8 mode;
638 u8 new_ch_num;
639 u8 count;
598a5938 640} __packed;
37c57989 641
98f7dfd8
EG		 642/**
643 * struct ieee80211_tim
644 *
645 * This structure refers to "Traffic Indication Map information element"
646 */
647struct ieee80211_tim_ie {
648 u8 dtim_count;
649 u8 dtim_period;
650 u8 bitmap_ctrl;
651 /* variable size: 1 - 251 bytes */
e7ec86f5 652 u8 virtual_map[1];
598a5938 653} __packed;
98f7dfd8 654
136cfa28
RP		 655/**
656 * struct ieee80211_meshconf_ie
657 *
658 * This structure refers to "Mesh Configuration information element"
659 */
660struct ieee80211_meshconf_ie {
661 u8 meshconf_psel;
662 u8 meshconf_pmetric;
663 u8 meshconf_congest;
664 u8 meshconf_synch;
665 u8 meshconf_auth;
666 u8 meshconf_form;
667 u8 meshconf_cap;
598a5938 668} __packed;
136cfa28 669
65821635
MP		 670/**
671 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
672 *
673 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
674 * additional mesh peerings with other mesh STAs
675 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
676 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
677 * is ongoing
678 */
679enum mesh_config_capab_flags {
680 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
681 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
682 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
683};
684
90a5e169
RP		 685/**
686 * struct ieee80211_rann_ie
687 *
688 * This structure refers to "Root Announcement information element"
689 */
690struct ieee80211_rann_ie {
691 u8 rann_flags;
692 u8 rann_hopcount;
693 u8 rann_ttl;
694 u8 rann_addr[6];
292c41ac
CYY		 695 __le32 rann_seq;
696 __le32 rann_interval;
697 __le32 rann_metric;
598a5938 698} __packed;
90a5e169 699
5ee68e5b
JC		 700enum ieee80211_rann_flags {
701 RANN_FLAG_IS_GATE = 1 << 0,
702};
703
ec61cd63
JB		 704enum ieee80211_ht_chanwidth_values {
705 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
706 IEEE80211_HT_CHANWIDTH_ANY = 1,
707};
708
9dfd6ba3 709#define WLAN_SA_QUERY_TR_ID_LEN 2
fea14732 710
a9de8ce0
JB		 711struct ieee80211_mgmt {
712 __le16 frame_control;
713 __le16 duration;
714 u8 da[6];
715 u8 sa[6];
716 u8 bssid[6];
717 __le16 seq_ctrl;
718 union {
719 struct {
720 __le16 auth_alg;
721 __le16 auth_transaction;
722 __le16 status_code;
723 /* possibly followed by Challenge text */
724 u8 variable[0];
598a5938 725 } __packed auth;
a9de8ce0
JB		 726 struct {
727 __le16 reason_code;
598a5938 728 } __packed deauth;
a9de8ce0
JB		 729 struct {
730 __le16 capab_info;
731 __le16 listen_interval;
732 /* followed by SSID and Supported rates */
733 u8 variable[0];
598a5938 734 } __packed assoc_req;
a9de8ce0
JB		 735 struct {
736 __le16 capab_info;
737 __le16 status_code;
738 __le16 aid;
739 /* followed by Supported rates */
740 u8 variable[0];
598a5938 741 } __packed assoc_resp, reassoc_resp;
a9de8ce0
JB		 742 struct {
743 __le16 capab_info;
744 __le16 listen_interval;
745 u8 current_ap[6];
746 /* followed by SSID and Supported rates */
747 u8 variable[0];
598a5938 748 } __packed reassoc_req;
a9de8ce0
JB		 749 struct {
750 __le16 reason_code;
598a5938 751 } __packed disassoc;
a9de8ce0
JB		 752 struct {
753 __le64 timestamp;
754 __le16 beacon_int;
755 __le16 capab_info;
756 /* followed by some of SSID, Supported rates,
757 * FH Params, DS Params, CF Params, IBSS Params, TIM */
758 u8 variable[0];
598a5938 759 } __packed beacon;
a9de8ce0
JB		 760 struct {
761 /* only variable items: SSID, Supported rates */
762 u8 variable[0];
598a5938 763 } __packed probe_req;
a9de8ce0
JB		 764 struct {
765 __le64 timestamp;
766 __le16 beacon_int;
767 __le16 capab_info;
768 /* followed by some of SSID, Supported rates,
769 * FH Params, DS Params, CF Params, IBSS Params */
770 u8 variable[0];
598a5938 771 } __packed probe_resp;
a9de8ce0
JB		 772 struct {
773 u8 category;
774 union {
775 struct {
776 u8 action_code;
777 u8 dialog_token;
778 u8 status_code;
779 u8 variable[0];
598a5938 780 } __packed wme_action;
a9de8ce0
JB		 781 struct{
782 u8 action_code;
783 u8 element_id;
784 u8 length;
f2df3859 785 struct ieee80211_channel_sw_ie sw_elem;
598a5938 786 } __packed chan_switch;
f2df3859
AK		 787 struct{
788 u8 action_code;
789 u8 dialog_token;
790 u8 element_id;
791 u8 length;
792 struct ieee80211_msrment_ie msr_elem;
598a5938 793 } __packed measurement;
6b4e3241
RR		 794 struct{
795 u8 action_code;
796 u8 dialog_token;
797 __le16 capab;
798 __le16 timeout;
799 __le16 start_seq_num;
598a5938 800 } __packed addba_req;
6b4e3241
RR		 801 struct{
802 u8 action_code;
803 u8 dialog_token;
804 __le16 status;
805 __le16 capab;
806 __le16 timeout;
598a5938 807 } __packed addba_resp;
6b4e3241
RR		 808 struct{
809 u8 action_code;
810 __le16 params;
811 __le16 reason_code;
598a5938 812 } __packed delba;
6709a6d9
TP		 813 struct {
814 u8 action_code;
815 u8 variable[0];
598a5938 816 } __packed self_prot;
37c57989
LCC		 817 struct{
818 u8 action_code;
819 u8 variable[0];
598a5938 820 } __packed mesh_action;
fea14732
JM		 821 struct {
822 u8 action;
823 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
598a5938 824 } __packed sa_query;
0f78231b
JB		 825 struct {
826 u8 action;
827 u8 smps_control;
598a5938 828 } __packed ht_smps;
ec61cd63
JB		 829 struct {
830 u8 action_code;
831 u8 chanwidth;
832 } __packed ht_notify_cw;
dfe018bf
AN		 833 struct {
834 u8 action_code;
835 u8 dialog_token;
836 __le16 capability;
837 u8 variable[0];
838 } __packed tdls_discover_resp;
a9de8ce0 839 } u;
598a5938 840 } __packed action;
a9de8ce0 841 } u;
598a5938 842} __packed;
a9de8ce0 843
c74d084f
CL		 844/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
845#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
846
44d414db
JB		 847/* mgmt header + 1 byte category code */
848#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
849
a9de8ce0 850
765cb46a
JM		 851/* Management MIC information element (IEEE 802.11w) */
852struct ieee80211_mmie {
853 u8 element_id;
854 u8 length;
855 __le16 key_id;
856 u8 sequence_number[6];
857 u8 mic[8];
598a5938 858} __packed;
765cb46a 859
0c28ec58
EP		 860struct ieee80211_vendor_ie {
861 u8 element_id;
862 u8 len;
863 u8 oui[3];
864 u8 oui_type;
865} __packed;
866
a9de8ce0
JB		 867/* Control frames */
868struct ieee80211_rts {
869 __le16 frame_control;
870 __le16 duration;
871 u8 ra[6];
872 u8 ta[6];
598a5938 873} __packed;
a9de8ce0
JB		 874
875struct ieee80211_cts {
876 __le16 frame_control;
877 __le16 duration;
878 u8 ra[6];
598a5938 879} __packed;
a9de8ce0 880
fc6971d4
JM		 881struct ieee80211_pspoll {
882 __le16 frame_control;
883 __le16 aid;
884 u8 bssid[6];
885 u8 ta[6];
598a5938 886} __packed;
fc6971d4 887
dfe018bf
AN		 888/* TDLS */
889
890/* Link-id information element */
891struct ieee80211_tdls_lnkie {
892 u8 ie_type; /* Link Identifier IE */
893 u8 ie_len;
894 u8 bssid[6];
895 u8 init_sta[6];
896 u8 resp_sta[6];
897} __packed;
898
899struct ieee80211_tdls_data {
900 u8 da[6];
901 u8 sa[6];
902 __be16 ether_type;
903 u8 payload_type;
904 u8 category;
905 u8 action_code;
906 union {
907 struct {
908 u8 dialog_token;
909 __le16 capability;
910 u8 variable[0];
911 } __packed setup_req;
912 struct {
913 __le16 status_code;
914 u8 dialog_token;
915 __le16 capability;
916 u8 variable[0];
917 } __packed setup_resp;
918 struct {
919 __le16 status_code;
920 u8 dialog_token;
921 u8 variable[0];
922 } __packed setup_cfm;
923 struct {
924 __le16 reason_code;
925 u8 variable[0];
926 } __packed teardown;
927 struct {
928 u8 dialog_token;
929 u8 variable[0];
930 } __packed discover_req;
931 } u;
932} __packed;
933
ba350fbc
AS		 934/*
935 * Peer-to-Peer IE attribute related definitions.
936 */
937/**
938 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
939 */
940enum ieee80211_p2p_attr_id {
941 IEEE80211_P2P_ATTR_STATUS = 0,
942 IEEE80211_P2P_ATTR_MINOR_REASON,
943 IEEE80211_P2P_ATTR_CAPABILITY,
944 IEEE80211_P2P_ATTR_DEVICE_ID,
945 IEEE80211_P2P_ATTR_GO_INTENT,
946 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
947 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
948 IEEE80211_P2P_ATTR_GROUP_BSSID,
949 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
950 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
951 IEEE80211_P2P_ATTR_MANAGABILITY,
952 IEEE80211_P2P_ATTR_CHANNEL_LIST,
953 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
954 IEEE80211_P2P_ATTR_DEVICE_INFO,
955 IEEE80211_P2P_ATTR_GROUP_INFO,
956 IEEE80211_P2P_ATTR_GROUP_ID,
957 IEEE80211_P2P_ATTR_INTERFACE,
958 IEEE80211_P2P_ATTR_OPER_CHANNEL,
959 IEEE80211_P2P_ATTR_INVITE_FLAGS,
960 /* 19 - 220: Reserved */
961 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
962
963 IEEE80211_P2P_ATTR_MAX
964};
965
6b4e3241
RR		 966/**
967 * struct ieee80211_bar - HT Block Ack Request
968 *
969 * This structure refers to "HT BlockAckReq" as
970 * described in 802.11n draft section 7.2.1.7.1
971 */
972struct ieee80211_bar {
973 __le16 frame_control;
974 __le16 duration;
975 __u8 ra[6];
976 __u8 ta[6];
a8b47ea3
RR		 977 __le16 control;
978 __le16 start_seq_num;
598a5938 979} __packed;
6b4e3241 980
429a3805 981/* 802.11 BAR control masks */
c1407b6c
HS		 982#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
983#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
984#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
985#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
986#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
d9fe60de
JB		 987
988#define IEEE80211_HT_MCS_MASK_LEN 10
989
990/**
991 * struct ieee80211_mcs_info - MCS information
992 * @rx_mask: RX mask
9da3e068
LR		 993 * @rx_highest: highest supported RX rate. If set represents
994 * the highest supported RX data rate in units of 1 Mbps.
995 * If this field is 0 this value should not be used to
996 * consider the highest RX data rate supported.
d9fe60de
JB		 997 * @tx_params: TX parameters
998 */
999struct ieee80211_mcs_info {
1000 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1001 __le16 rx_highest;
1002 u8 tx_params;
1003 u8 reserved[3];
598a5938 1004} __packed;
d9fe60de
JB		 1005
1006/* 802.11n HT capability MSC set */
1007#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1008#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1009#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1010/* value 0 == 1 stream etc */
1011#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1012#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1013#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1014#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1015
1016/*
1017 * 802.11n D5.0 20.3.5 / 20.6 says:
1018 * - indices 0 to 7 and 32 are single spatial stream
1019 * - 8 to 31 are multiple spatial streams using equal modulation
1020 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1021 * - remainder are multiple spatial streams using unequal modulation
1022 */
1023#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1024#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1025 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1026
6b4e3241
RR		 1027/**
1028 * struct ieee80211_ht_cap - HT capabilities
1029 *
d9fe60de
JB		 1030 * This structure is the "HT capabilities element" as
1031 * described in 802.11n D5.0 7.3.2.57
6b4e3241
RR		 1032 */
1033struct ieee80211_ht_cap {
1034 __le16 cap_info;
1035 u8 ampdu_params_info;
d9fe60de
JB		 1036
1037 /* 16 bytes MCS information */
1038 struct ieee80211_mcs_info mcs;
1039
6b4e3241
RR		 1040 __le16 extended_ht_cap_info;
1041 __le32 tx_BF_cap_info;
1042 u8 antenna_selection_info;
598a5938 1043} __packed;
6b4e3241 1044
d9fe60de
JB		 1045/* 802.11n HT capabilities masks (for cap_info) */
1046#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1047#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1048#define IEEE80211_HT_CAP_SM_PS 0x000C
0f78231b 1049#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
d9fe60de
JB		 1050#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1051#define IEEE80211_HT_CAP_SGI_20 0x0020
1052#define IEEE80211_HT_CAP_SGI_40 0x0040
1053#define IEEE80211_HT_CAP_TX_STBC 0x0080
1054#define IEEE80211_HT_CAP_RX_STBC 0x0300
f79d9bad 1055#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
d9fe60de
JB		 1056#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1057#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1058#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
9a418af5 1059#define IEEE80211_HT_CAP_RESERVED 0x2000
d9fe60de
JB		 1060#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1061#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1062
4dd365fd
BZ		 1063/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1064#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1065#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1066#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1067#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1068#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1069#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1070#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1071
d9fe60de
JB		 1072/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1073#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1074#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
0f78231b 1075#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
d9fe60de 1076
d1eba248
S		 1077/*
1078 * Maximum length of AMPDU that the STA can receive.
1079 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1080 */
1081enum ieee80211_max_ampdu_length_exp {
1082 IEEE80211_HT_MAX_AMPDU_8K = 0,
1083 IEEE80211_HT_MAX_AMPDU_16K = 1,
1084 IEEE80211_HT_MAX_AMPDU_32K = 2,
1085 IEEE80211_HT_MAX_AMPDU_64K = 3
1086};
1087
1088#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1089
1090/* Minimum MPDU start spacing */
1091enum ieee80211_min_mpdu_spacing {
1092 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1093 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1094 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1095 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1096 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1097 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1098 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1099 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1100};
1101
6b4e3241 1102/**
074d46d1 1103 * struct ieee80211_ht_operation - HT operation IE
6b4e3241 1104 *
074d46d1
JB		 1105 * This structure is the "HT operation element" as
1106 * described in 802.11n-2009 7.3.2.57
6b4e3241 1107 */
074d46d1
JB		 1108struct ieee80211_ht_operation {
1109 u8 primary_chan;
6b4e3241
RR		 1110 u8 ht_param;
1111 __le16 operation_mode;
1112 __le16 stbc_param;
1113 u8 basic_set[16];
598a5938 1114} __packed;
6b4e3241 1115
d9fe60de
JB		 1116/* for ht_param */
1117#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1118#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1119#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1120#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1121#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1122#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
d9fe60de
JB		 1123
1124/* for operation_mode */
1125#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1126#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1127#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1128#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1129#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1130#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1131#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1132
1133/* for stbc_param */
1134#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1135#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1136#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1137#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1138#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1139#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1140
a9de8ce0 1141
44d414db
JB		 1142/* block-ack parameters */
1143#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1144#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
8d661f1e 1145#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
44d414db
JB		 1146#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1147#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1148
1149/*
1150 * A-PMDU buffer sizes
1151 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1152 */
1153#define IEEE80211_MIN_AMPDU_BUF 0x8
1154#define IEEE80211_MAX_AMPDU_BUF 0x40
1155
1156
0f78231b 1157/* Spatial Multiplexing Power Save Modes (for capability) */
00c5ae2f
TW		 1158#define WLAN_HT_CAP_SM_PS_STATIC 0
1159#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1160#define WLAN_HT_CAP_SM_PS_INVALID 2
1161#define WLAN_HT_CAP_SM_PS_DISABLED 3
e53cfe0e 1162
0f78231b
JB		 1163/* for SM power control field lower two bits */
1164#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1165#define WLAN_HT_SMPS_CONTROL_STATIC 1
1166#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1167
ce0e1695
MP		 1168/**
1169 * struct ieee80211_vht_mcs_info - VHT MCS information
1170 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1171 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1172 * STA can receive. Rate expressed in units of 1 Mbps.
1173 * If this field is 0 this value should not be used to
1174 * consider the highest RX data rate supported.
7173a1fa 1175 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1176 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1177 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1178 * STA can transmit. Rate expressed in units of 1 Mbps.
1179 * If this field is 0 this value should not be used to
1180 * consider the highest TX data rate supported.
7173a1fa 1181 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1182 */
1183struct ieee80211_vht_mcs_info {
1184 __le16 rx_mcs_map;
1185 __le16 rx_highest;
1186 __le16 tx_mcs_map;
1187 __le16 tx_highest;
1188} __packed;
1189
7173a1fa
JB		 1190/**
1191 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1192 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1193 * number of streams
1194 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1195 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1196 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1197 *
1198 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1199 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1200 * both split into 8 subfields by number of streams. These values indicate
1201 * which MCSes are supported for the number of streams the value appears
1202 * for.
1203 */
1204enum ieee80211_vht_mcs_support {
1205 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1206 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1207 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1208 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1209};
1210
d4950281
MP		 1211/**
1212 * struct ieee80211_vht_cap - VHT capabilities
1213 *
1214 * This structure is the "VHT capabilities element" as
1215 * described in 802.11ac D3.0 8.4.2.160
1216 * @vht_cap_info: VHT capability info
1217 * @supp_mcs: VHT MCS supported rates
1218 */
1219struct ieee80211_vht_cap {
1220 __le32 vht_cap_info;
1221 struct ieee80211_vht_mcs_info supp_mcs;
1222} __packed;
1223
f2d9d270
JB		 1224/**
1225 * enum ieee80211_vht_chanwidth - VHT channel width
1226 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1227 * determine the channel width (20 or 40 MHz)
1228 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1229 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1230 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1231 */
1232enum ieee80211_vht_chanwidth {
1233 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1234 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1235 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1236 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1237};
1238
d4950281
MP		 1239/**
1240 * struct ieee80211_vht_operation - VHT operation IE
1241 *
1242 * This structure is the "VHT operation element" as
1243 * described in 802.11ac D3.0 8.4.2.161
1244 * @chan_width: Operating channel width
1245 * @center_freq_seg1_idx: center freq segment 1 index
1246 * @center_freq_seg2_idx: center freq segment 2 index
1247 * @basic_mcs_set: VHT Basic MCS rate set
1248 */
1249struct ieee80211_vht_operation {
1250 u8 chan_width;
1251 u8 center_freq_seg1_idx;
1252 u8 center_freq_seg2_idx;
1253 __le16 basic_mcs_set;
1254} __packed;
1255
1256
ce0e1695
MP		 1257#define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
1258#define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
1259#define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
1260#define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
1261
1262/* 802.11ac VHT Capabilities */
01331040
JB		 1263#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1264#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1265#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1266#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1267#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1268#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1269#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1270#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1271#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1272#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1273#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1274#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1275#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1276#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1277#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1278#define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
1279#define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
1280#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1281#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1282#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1283#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1284#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1285#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1286 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1287#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1288#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1289#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1290#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
ce0e1695 1291
a9de8ce0
JB		 1292/* Authentication algorithms */
1293#define WLAN_AUTH_OPEN 0
1294#define WLAN_AUTH_SHARED_KEY 1
636a5d36 1295#define WLAN_AUTH_FT 2
cfdfa4d3 1296#define WLAN_AUTH_SAE 3
bb608e9d 1297#define WLAN_AUTH_LEAP 128
a9de8ce0
JB		 1298
1299#define WLAN_AUTH_CHALLENGE_LEN 128
1300
1301#define WLAN_CAPABILITY_ESS (1<<0)
1302#define WLAN_CAPABILITY_IBSS (1<<1)
0a35d36d 1303
333ba732
EP		 1304/*
1305 * A mesh STA sets the ESS and IBSS capability bits to zero.
1306 * however, this holds true for p2p probe responses (in the p2p_find
1307 * phase) as well.
1308 */
1309#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
0a35d36d
JC		 1310 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1311
a9de8ce0
JB		 1312#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1313#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1314#define WLAN_CAPABILITY_PRIVACY (1<<4)
1315#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1316#define WLAN_CAPABILITY_PBCC (1<<6)
1317#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
b6623486 1318
a9de8ce0
JB		 1319/* 802.11h */
1320#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1321#define WLAN_CAPABILITY_QOS (1<<9)
1322#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
0f6dfcee
VK		 1323#define WLAN_CAPABILITY_APSD (1<<11)
1324#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
a9de8ce0 1325#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
0f6dfcee
VK		 1326#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1327#define WLAN_CAPABILITY_IMM_BACK (1<<15)
b188148c
VK		 1328
1329/* DMG (60gHz) 802.11ad */
1330/* type - bits 0..1 */
0f6dfcee 1331#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
b188148c
VK		 1332#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1333#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1334#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1335
1336#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
0f6dfcee 1337#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
b188148c
VK		 1338#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1339#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1340
1341#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1342#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1343
b6623486
AK		 1344/* measurement */
1345#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1346#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1347#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1348
1349#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1350#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1351#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1352
5628221c
DD		 1353/* 802.11g ERP information element */
1354#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1355#define WLAN_ERP_USE_PROTECTION (1<<1)
1356#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1357
1358/* WLAN_ERP_BARKER_PREAMBLE values */
1359enum {
1360 WLAN_ERP_PREAMBLE_SHORT = 0,
1361 WLAN_ERP_PREAMBLE_LONG = 1,
1362};
1363
b188148c
VK		 1364/* Band ID, 802.11ad #8.4.1.45 */
1365enum {
1366 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1367 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1368 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1369 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1370 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1371 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1372};
1373
a9de8ce0
JB		 1374/* Status codes */
1375enum ieee80211_statuscode {
1376 WLAN_STATUS_SUCCESS = 0,
1377 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1378 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1379 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1380 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1381 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1382 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1383 WLAN_STATUS_CHALLENGE_FAIL = 15,
1384 WLAN_STATUS_AUTH_TIMEOUT = 16,
1385 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1386 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1387 /* 802.11b */
1388 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1389 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1390 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1391 /* 802.11h */
1392 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1393 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1394 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1395 /* 802.11g */
1396 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1397 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
63a5ab82
JM		 1398 /* 802.11w */
1399 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1400 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
a9de8ce0
JB		 1401 /* 802.11i */
1402 WLAN_STATUS_INVALID_IE = 40,
1403 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1404 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1405 WLAN_STATUS_INVALID_AKMP = 43,
1406 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1407 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1408 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
6b4e3241
RR		 1409 /* 802.11e */
1410 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1411 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1412 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1413 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1414 WLAN_STATUS_REQUEST_DECLINED = 37,
1415 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1416 WLAN_STATUS_CHANGE_TSPEC = 39,
1417 WLAN_STATUS_WAIT_TS_DELAY = 47,
1418 WLAN_STATUS_NO_DIRECT_LINK = 48,
1419 WLAN_STATUS_STA_NOT_PRESENT = 49,
1420 WLAN_STATUS_STA_NOT_QSTA = 50,
cfdfa4d3
S		 1421 /* 802.11s */
1422 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1423 WLAN_STATUS_FCG_NOT_SUPP = 78,
1424 WLAN_STATUS_STA_NO_TBTT = 78,
b188148c
VK		 1425 /* 802.11ad */
1426 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1427 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1428 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1429 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1430 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1431 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1432 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1433 WLAN_STATUS_REJECT_DSE_BAND = 96,
1434 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1435 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
a9de8ce0
JB		 1436};
1437
1438
1439/* Reason codes */
1440enum ieee80211_reasoncode {
1441 WLAN_REASON_UNSPECIFIED = 1,
1442 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1443 WLAN_REASON_DEAUTH_LEAVING = 3,
1444 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1445 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1446 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1447 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1448 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1449 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1450 /* 802.11h */
1451 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1452 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1453 /* 802.11i */
1454 WLAN_REASON_INVALID_IE = 13,
1455 WLAN_REASON_MIC_FAILURE = 14,
1456 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1457 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1458 WLAN_REASON_IE_DIFFERENT = 17,
1459 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1460 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1461 WLAN_REASON_INVALID_AKMP = 20,
1462 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1463 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1464 WLAN_REASON_IEEE8021X_FAILED = 23,
1465 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
6b4e3241
RR		 1466 /* 802.11e */
1467 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1468 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1469 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1470 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1471 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1472 WLAN_REASON_QSTA_NOT_USE = 37,
1473 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1474 WLAN_REASON_QSTA_TIMEOUT = 39,
1475 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
cfdfa4d3
S		 1476 /* 802.11s */
1477 WLAN_REASON_MESH_PEER_CANCELED = 52,
1478 WLAN_REASON_MESH_MAX_PEERS = 53,
1479 WLAN_REASON_MESH_CONFIG = 54,
1480 WLAN_REASON_MESH_CLOSE = 55,
1481 WLAN_REASON_MESH_MAX_RETRIES = 56,
1482 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1483 WLAN_REASON_MESH_INVALID_GTK = 58,
1484 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1485 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1486 WLAN_REASON_MESH_PATH_ERROR = 61,
1487 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1488 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1489 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1490 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1491 WLAN_REASON_MESH_CHAN = 66,
a9de8ce0
JB		 1492};
1493
1494
1495/* Information Element IDs */
1496enum ieee80211_eid {
1497 WLAN_EID_SSID = 0,
1498 WLAN_EID_SUPP_RATES = 1,
1499 WLAN_EID_FH_PARAMS = 2,
1500 WLAN_EID_DS_PARAMS = 3,
1501 WLAN_EID_CF_PARAMS = 4,
1502 WLAN_EID_TIM = 5,
1503 WLAN_EID_IBSS_PARAMS = 6,
1504 WLAN_EID_CHALLENGE = 16,
8e664fb3 1505
a9de8ce0
JB		 1506 WLAN_EID_COUNTRY = 7,
1507 WLAN_EID_HP_PARAMS = 8,
1508 WLAN_EID_HP_TABLE = 9,
1509 WLAN_EID_REQUEST = 10,
8e664fb3 1510
6b4e3241
RR		 1511 WLAN_EID_QBSS_LOAD = 11,
1512 WLAN_EID_EDCA_PARAM_SET = 12,
1513 WLAN_EID_TSPEC = 13,
1514 WLAN_EID_TCLAS = 14,
1515 WLAN_EID_SCHEDULE = 15,
1516 WLAN_EID_TS_DELAY = 43,
1517 WLAN_EID_TCLAS_PROCESSING = 44,
1518 WLAN_EID_QOS_CAPA = 46,
dfe018bf
AN		 1519 /* 802.11z */
1520 WLAN_EID_LINK_ID = 101,
cfdfa4d3
S		 1521 /* 802.11s */
1522 WLAN_EID_MESH_CONFIG = 113,
1523 WLAN_EID_MESH_ID = 114,
1524 WLAN_EID_LINK_METRIC_REPORT = 115,
1525 WLAN_EID_CONGESTION_NOTIFICATION = 116,
cfdfa4d3
S		 1526 WLAN_EID_PEER_MGMT = 117,
1527 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1528 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1529 WLAN_EID_BEACON_TIMING = 120,
1530 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1531 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1532 WLAN_EID_MCCAOP_ADVERT = 123,
1533 WLAN_EID_MCCAOP_TEARDOWN = 124,
1534 WLAN_EID_GANN = 125,
1535 WLAN_EID_RANN = 126,
1536 WLAN_EID_PREQ = 130,
1537 WLAN_EID_PREP = 131,
1538 WLAN_EID_PERR = 132,
1539 WLAN_EID_PXU = 137,
1540 WLAN_EID_PXUC = 138,
1541 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1542 WLAN_EID_MIC = 140,
8e664fb3 1543
a9de8ce0
JB		 1544 WLAN_EID_PWR_CONSTRAINT = 32,
1545 WLAN_EID_PWR_CAPABILITY = 33,
1546 WLAN_EID_TPC_REQUEST = 34,
1547 WLAN_EID_TPC_REPORT = 35,
1548 WLAN_EID_SUPPORTED_CHANNELS = 36,
1549 WLAN_EID_CHANNEL_SWITCH = 37,
1550 WLAN_EID_MEASURE_REQUEST = 38,
1551 WLAN_EID_MEASURE_REPORT = 39,
1552 WLAN_EID_QUIET = 40,
1553 WLAN_EID_IBSS_DFS = 41,
8e664fb3 1554
a9de8ce0
JB		 1555 WLAN_EID_ERP_INFO = 42,
1556 WLAN_EID_EXT_SUPP_RATES = 50,
8e664fb3 1557
6b4e3241 1558 WLAN_EID_HT_CAPABILITY = 45,
074d46d1 1559 WLAN_EID_HT_OPERATION = 61,
8e664fb3 1560
a9de8ce0 1561 WLAN_EID_RSN = 48,
8e664fb3 1562 WLAN_EID_MMIE = 76,
a9de8ce0 1563 WLAN_EID_VENDOR_SPECIFIC = 221,
8e664fb3
JB		 1564 WLAN_EID_QOS_PARAMETER = 222,
1565
1566 WLAN_EID_AP_CHAN_REPORT = 51,
1567 WLAN_EID_NEIGHBOR_REPORT = 52,
1568 WLAN_EID_RCPI = 53,
1569 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1570 WLAN_EID_ANTENNA_INFO = 64,
1571 WLAN_EID_RSNI = 65,
1572 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1573 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1574 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1575 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1576 WLAN_EID_MULTIPLE_BSSID = 71,
b7e8941b
AK		 1577 WLAN_EID_BSS_COEX_2040 = 72,
1578 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1579 WLAN_EID_EXT_CAPABILITY = 127,
8e664fb3
JB		 1580
1581 WLAN_EID_MOBILITY_DOMAIN = 54,
1582 WLAN_EID_FAST_BSS_TRANSITION = 55,
1583 WLAN_EID_TIMEOUT_INTERVAL = 56,
1584 WLAN_EID_RIC_DATA = 57,
1585 WLAN_EID_RIC_DESCRIPTOR = 75,
1586
1587 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1588 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1589 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
ce0e1695
MP		 1590
1591 WLAN_EID_VHT_CAPABILITY = 191,
1592 WLAN_EID_VHT_OPERATION = 192,
b188148c
VK		 1593
1594 /* 802.11ad */
1595 WLAN_EID_NON_TX_BSSID_CAP = 83,
1596 WLAN_EID_WAKEUP_SCHEDULE = 143,
1597 WLAN_EID_EXT_SCHEDULE = 144,
1598 WLAN_EID_STA_AVAILABILITY = 145,
1599 WLAN_EID_DMG_TSPEC = 146,
1600 WLAN_EID_DMG_AT = 147,
1601 WLAN_EID_DMG_CAP = 148,
1602 WLAN_EID_DMG_OPERATION = 151,
1603 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1604 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1605 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1606 WLAN_EID_AWAKE_WINDOW = 157,
1607 WLAN_EID_MULTI_BAND = 158,
1608 WLAN_EID_ADDBA_EXT = 159,
1609 WLAN_EID_NEXT_PCP_LIST = 160,
1610 WLAN_EID_PCP_HANDOVER = 161,
1611 WLAN_EID_DMG_LINK_MARGIN = 162,
1612 WLAN_EID_SWITCHING_STREAM = 163,
1613 WLAN_EID_SESSION_TRANSITION = 164,
1614 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1615 WLAN_EID_CLUSTER_REPORT = 166,
1616 WLAN_EID_RELAY_CAP = 167,
1617 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1618 WLAN_EID_BEAM_LINK_MAINT = 169,
1619 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1620 WLAN_EID_U_PID = 171,
1621 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1622 WLAN_EID_QUIET_PERIOD_REQ = 175,
1623 WLAN_EID_QUIET_PERIOD_RESP = 177,
1624 WLAN_EID_EPAC_POLICY = 182,
1625 WLAN_EID_CLISTER_TIME_OFF = 183,
1626 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
a9de8ce0
JB		 1627};
1628
6b4e3241
RR		 1629/* Action category code */
1630enum ieee80211_category {
1631 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1632 WLAN_CATEGORY_QOS = 1,
1633 WLAN_CATEGORY_DLS = 2,
1634 WLAN_CATEGORY_BACK = 3,
fb733336 1635 WLAN_CATEGORY_PUBLIC = 4,
528769cf 1636 WLAN_CATEGORY_HT = 7,
fea14732 1637 WLAN_CATEGORY_SA_QUERY = 8,
528769cf 1638 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
dfe018bf 1639 WLAN_CATEGORY_TDLS = 12,
cfdfa4d3
S		 1640 WLAN_CATEGORY_MESH_ACTION = 13,
1641 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1642 WLAN_CATEGORY_SELF_PROTECTED = 15,
b188148c 1643 WLAN_CATEGORY_DMG = 16,
6b4e3241 1644 WLAN_CATEGORY_WMM = 17,
b188148c
VK		 1645 WLAN_CATEGORY_FST = 18,
1646 WLAN_CATEGORY_UNPROT_DMG = 20,
528769cf
JM		 1647 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1648 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
6b4e3241
RR		 1649};
1650
f2df3859
AK		 1651/* SPECTRUM_MGMT action code */
1652enum ieee80211_spectrum_mgmt_actioncode {
1653 WLAN_ACTION_SPCT_MSR_REQ = 0,
1654 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1655 WLAN_ACTION_SPCT_TPC_REQ = 2,
1656 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1657 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1658};
1659
0f78231b
JB		 1660/* HT action codes */
1661enum ieee80211_ht_actioncode {
1662 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1663 WLAN_HT_ACTION_SMPS = 1,
1664 WLAN_HT_ACTION_PSMP = 2,
1665 WLAN_HT_ACTION_PCO_PHASE = 3,
1666 WLAN_HT_ACTION_CSI = 4,
1667 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1668 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1669 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1670};
1671
6709a6d9
TP		 1672/* Self Protected Action codes */
1673enum ieee80211_self_protected_actioncode {
1674 WLAN_SP_RESERVED = 0,
1675 WLAN_SP_MESH_PEERING_OPEN = 1,
1676 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1677 WLAN_SP_MESH_PEERING_CLOSE = 3,
1678 WLAN_SP_MGK_INFORM = 4,
1679 WLAN_SP_MGK_ACK = 5,
1680};
1681
36c704fd
TP		 1682/* Mesh action codes */
1683enum ieee80211_mesh_actioncode {
1684 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1685 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1686 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1687 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1688 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1689 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1690 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1691 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1692 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1693 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1694 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1695};
1696
e31a16d6
ZY		 1697/* Security key length */
1698enum ieee80211_key_len {
1699 WLAN_KEY_LEN_WEP40 = 5,
1700 WLAN_KEY_LEN_WEP104 = 13,
1701 WLAN_KEY_LEN_CCMP = 16,
1702 WLAN_KEY_LEN_TKIP = 32,
8fc0fee0 1703 WLAN_KEY_LEN_AES_CMAC = 16,
e31a16d6
ZY		 1704};
1705
dfe018bf
AN		 1706/* Public action codes */
1707enum ieee80211_pub_actioncode {
1708 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1709};
1710
1711/* TDLS action codes */
1712enum ieee80211_tdls_actioncode {
1713 WLAN_TDLS_SETUP_REQUEST = 0,
1714 WLAN_TDLS_SETUP_RESPONSE = 1,
1715 WLAN_TDLS_SETUP_CONFIRM = 2,
1716 WLAN_TDLS_TEARDOWN = 3,
1717 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1718 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1719 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1720 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1721 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1722 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1723 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1724};
1725
1726/*
1727 * TDLS capabililites to be enabled in the 5th byte of the
1728 * @WLAN_EID_EXT_CAPABILITY information element
1729 */
1730#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1731#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1732
1733/* TDLS specific payload type in the LLC/SNAP header */
1734#define WLAN_TDLS_SNAP_RFTYPE 0x2
1735
dbf498fb
JC		 1736/**
1737 * enum - mesh synchronization method identifier
1738 *
1739 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1740 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
a4f606ea 1741 * that will be specified in a vendor specific information element
dbf498fb
JC		 1742 */
1743enum {
1744 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1745 IEEE80211_SYNC_METHOD_VENDOR = 255,
1746};
1747
c80d545d
JC		 1748/**
1749 * enum - mesh path selection protocol identifier
1750 *
1751 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1752 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
a4f606ea 1753 * be specified in a vendor specific information element
c80d545d
JC		 1754 */
1755enum {
dcca1cfc 1756 IEEE80211_PATH_PROTOCOL_HWMP = 1,
c80d545d
JC		 1757 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1758};
1759
1760/**
1761 * enum - mesh path selection metric identifier
1762 *
1763 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1764 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
a4f606ea 1765 * specified in a vendor specific information element
c80d545d
JC		 1766 */
1767enum {
dcca1cfc 1768 IEEE80211_PATH_METRIC_AIRTIME = 1,
c80d545d
JC		 1769 IEEE80211_PATH_METRIC_VENDOR = 255,
1770};
1771
a69cc44f
CYY		 1772/**
1773 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1774 *
1775 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1776 *
1777 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1778 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1779 * this value
1780 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1781 * the proactive PREQ with proactive PREP subfield set to 0
1782 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1783 * supports the proactive PREQ with proactive PREP subfield set to 1
1784 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1785 * the proactive RANN
1786 */
1787enum ieee80211_root_mode_identifier {
1788 IEEE80211_ROOTMODE_NO_ROOT = 0,
1789 IEEE80211_ROOTMODE_ROOT = 1,
1790 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1791 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1792 IEEE80211_PROACTIVE_RANN = 4,
1793};
c80d545d 1794
3f2355cb
LR		 1795/*
1796 * IEEE 802.11-2007 7.3.2.9 Country information element
1797 *
1798 * Minimum length is 8 octets, ie len must be evenly
1799 * divisible by 2
1800 */
1801
1802/* Although the spec says 8 I'm seeing 6 in practice */
1803#define IEEE80211_COUNTRY_IE_MIN_LEN 6
1804
80751e2b
BZ		 1805/* The Country String field of the element shall be 3 octets in length */
1806#define IEEE80211_COUNTRY_STRING_LEN 3
1807
3f2355cb
LR		 1808/*
1809 * For regulatory extension stuff see IEEE 802.11-2007
1810 * Annex I (page 1141) and Annex J (page 1147). Also
1811 * review 7.3.2.9.
1812 *
1813 * When dot11RegulatoryClassesRequired is true and the
1814 * first_channel/reg_extension_id is >= 201 then the IE
1815 * compromises of the 'ext' struct represented below:
1816 *
1817 * - Regulatory extension ID - when generating IE this just needs
1818 * to be monotonically increasing for each triplet passed in
1819 * the IE
1820 * - Regulatory class - index into set of rules
1821 * - Coverage class - index into air propagation time (Table 7-27),
1822 * in microseconds, you can compute the air propagation time from
1823 * the index by multiplying by 3, so index 10 yields a propagation
1824 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1825 * yet. A value of 0 inicates air propagation of <= 1 us.
1826 *
1827 * See also Table I.2 for Emission limit sets and table
1828 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1829 * a reg_class to an emission limit set and behavior limit set.
1830 */
1831#define IEEE80211_COUNTRY_EXTENSION_ID 201
1832
1833/*
1834 * Channels numbers in the IE must be monotonically increasing
1835 * if dot11RegulatoryClassesRequired is not true.
1836 *
1837 * If dot11RegulatoryClassesRequired is true consecutive
1838 * subband triplets following a regulatory triplet shall
1839 * have monotonically increasing first_channel number fields.
1840 *
1841 * Channel numbers shall not overlap.
1842 *
1843 * Note that max_power is signed.
1844 */
1845struct ieee80211_country_ie_triplet {
1846 union {
1847 struct {
1848 u8 first_channel;
1849 u8 num_channels;
1850 s8 max_power;
598a5938 1851 } __packed chans;
3f2355cb
LR		 1852 struct {
1853 u8 reg_extension_id;
1854 u8 reg_class;
1855 u8 coverage_class;
598a5938 1856 } __packed ext;
3f2355cb 1857 };
598a5938 1858} __packed;
3f2355cb 1859
f797eb7e
JM		 1860enum ieee80211_timeout_interval_type {
1861 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1862 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1863 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1864};
1865
6b4e3241
RR		 1866/* BACK action code */
1867enum ieee80211_back_actioncode {
1868 WLAN_ACTION_ADDBA_REQ = 0,
1869 WLAN_ACTION_ADDBA_RESP = 1,
1870 WLAN_ACTION_DELBA = 2,
1871};
1872
07db2183
RR		 1873/* BACK (block-ack) parties */
1874enum ieee80211_back_parties {
1875 WLAN_BACK_RECIPIENT = 0,
1876 WLAN_BACK_INITIATOR = 1,
07db2183
RR		 1877};
1878
fea14732
JM		 1879/* SA Query action */
1880enum ieee80211_sa_query_action {
1881 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1882 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1883};
1884
1885
a9de8ce0
JB		 1886/* cipher suite selectors */
1887#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1888#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1889#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1890/* reserved: 0x000FAC03 */
1891#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1892#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
3cfcf6ac 1893#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
b188148c 1894#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
a9de8ce0 1895
c2e889a7
JM		 1896#define WLAN_CIPHER_SUITE_SMS4 0x00147201
1897
6a669e65
JB		 1898/* AKM suite selectors */
1899#define WLAN_AKM_SUITE_8021X 0x000FAC01
1900#define WLAN_AKM_SUITE_PSK 0x000FAC02
d437c86b
BZ		 1901#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
1902#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
1903#define WLAN_AKM_SUITE_TDLS 0x000FAC07
1904#define WLAN_AKM_SUITE_SAE 0x000FAC08
cfdfa4d3 1905#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
6a669e65 1906
a9de8ce0
JB		 1907#define WLAN_MAX_KEY_LEN 32
1908
67fbb16b
SO		 1909#define WLAN_PMKID_LEN 16
1910
0c28ec58
EP		 1911#define WLAN_OUI_WFA 0x506f9a
1912#define WLAN_OUI_TYPE_WFA_P2P 9
535588e6
AP		 1913#define WLAN_OUI_MICROSOFT 0x0050f2
1914#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
c2ebea20
AP		 1915#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
1916#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
0c28ec58 1917
856799d5
KV		 1918/*
1919 * WMM/802.11e Tspec Element
1920 */
1921#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
1922#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
1923
1924enum ieee80211_tspec_status_code {
1925 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
1926 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
1927};
1928
1929struct ieee80211_tspec_ie {
1930 u8 element_id;
1931 u8 len;
1932 u8 oui[3];
1933 u8 oui_type;
1934 u8 oui_subtype;
1935 u8 version;
1936 __le16 tsinfo;
1937 u8 tsinfo_resvd;
1938 __le16 nominal_msdu;
1939 __le16 max_msdu;
1940 __le32 min_service_int;
1941 __le32 max_service_int;
1942 __le32 inactivity_int;
1943 __le32 suspension_int;
1944 __le32 service_start_time;
1945 __le32 min_data_rate;
1946 __le32 mean_data_rate;
1947 __le32 peak_data_rate;
1948 __le32 max_burst_size;
1949 __le32 delay_bound;
1950 __le32 min_phy_rate;
1951 __le16 sba;
1952 __le16 medium_time;
1953} __packed;
1954
fd7c8a40
HH		 1955/**
1956 * ieee80211_get_qos_ctl - get pointer to qos control bytes
1957 * @hdr: the frame
1958 *
1959 * The qos ctrl bytes come after the frame_control, duration, seq_num
1960 * and 3 or 4 addresses of length ETH_ALEN.
1961 * 3 addr: 2 + 2 + 2 + 3*6 = 24
1962 * 4 addr: 2 + 2 + 2 + 4*6 = 30
1963 */
1964static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
1965{
1966 if (ieee80211_has_a4(hdr->frame_control))
1967 return (u8 *)hdr + 30;
1968 else
1969 return (u8 *)hdr + 24;
1970}
1971
f97df02e
JB		 1972/**
1973 * ieee80211_get_SA - get pointer to SA
fd7c8a40 1974 * @hdr: the frame
f97df02e
JB		 1975 *
1976 * Given an 802.11 frame, this function returns the offset
1977 * to the source address (SA). It does not verify that the
1978 * header is long enough to contain the address, and the
1979 * header must be long enough to contain the frame control
1980 * field.
f97df02e
JB		 1981 */
1982static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
1983{
fd7c8a40 1984 if (ieee80211_has_a4(hdr->frame_control))
5a433b3a 1985 return hdr->addr4;
fd7c8a40
HH		 1986 if (ieee80211_has_fromds(hdr->frame_control))
1987 return hdr->addr3;
1988 return hdr->addr2;
f97df02e
JB		 1989}
1990
1991/**
1992 * ieee80211_get_DA - get pointer to DA
fd7c8a40 1993 * @hdr: the frame
f97df02e
JB		 1994 *
1995 * Given an 802.11 frame, this function returns the offset
1996 * to the destination address (DA). It does not verify that
1997 * the header is long enough to contain the address, and the
1998 * header must be long enough to contain the frame control
1999 * field.
f97df02e
JB		 2000 */
2001static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2002{
fd7c8a40 2003 if (ieee80211_has_tods(hdr->frame_control))
f97df02e 2004 return hdr->addr3;
5a433b3a
HH		 2005 else
2006 return hdr->addr1;
f97df02e
JB		 2007}
2008
fb733336
JM		 2009/**
2010 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2011 * @hdr: the frame (buffer must include at least the first octet of payload)
2012 */
2013static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2014{
2015 if (ieee80211_is_disassoc(hdr->frame_control) ||
2016 ieee80211_is_deauth(hdr->frame_control))
2017 return true;
2018
2019 if (ieee80211_is_action(hdr->frame_control)) {
2020 u8 *category;
2021
2022 /*
2023 * Action frames, excluding Public Action frames, are Robust
2024 * Management Frames. However, if we are looking at a Protected
2025 * frame, skip the check since the data may be encrypted and
2026 * the frame has already been found to be a Robust Management
2027 * Frame (by the other end).
2028 */
2029 if (ieee80211_has_protected(hdr->frame_control))
2030 return true;
2031 category = ((u8 *) hdr) + 24;
528769cf
JM		 2032 return *category != WLAN_CATEGORY_PUBLIC &&
2033 *category != WLAN_CATEGORY_HT &&
8f9cb77d 2034 *category != WLAN_CATEGORY_SELF_PROTECTED &&
528769cf 2035 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
fb733336
JM		 2036 }
2037
2038 return false;
2039}
2040
3df6eaea
JB		 2041/**
2042 * ieee80211_is_public_action - check if frame is a public action frame
2043 * @hdr: the frame
2044 * @len: length of the frame
2045 */
2046static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2047 size_t len)
2048{
2049 struct ieee80211_mgmt *mgmt = (void *)hdr;
2050
2051 if (len < IEEE80211_MIN_ACTION_SIZE)
2052 return false;
2053 if (!ieee80211_is_action(hdr->frame_control))
2054 return false;
2055 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2056}
2057
9ee677c2
DK		 2058/**
2059 * ieee80211_dsss_chan_to_freq - get channel center frequency
2060 * @channel: the DSSS channel
2061 *
2062 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
2063 * Ref IEEE 802.11-2007 section 15.6
2064 */
2065static inline int ieee80211_dsss_chan_to_freq(int channel)
2066{
2067 if ((channel > 0) && (channel < 14))
2068 return 2407 + (channel * 5);
2069 else if (channel == 14)
2070 return 2484;
2071 else
2072 return -1;
2073}
2074
2075/**
2076 * ieee80211_freq_to_dsss_chan - get channel
2077 * @freq: the frequency
2078 *
2079 * Convert frequency (MHz) to IEEE802.11 DSSS channel
2080 * Ref IEEE 802.11-2007 section 15.6
2081 *
2082 * This routine selects the channel with the closest center frequency.
2083 */
2084static inline int ieee80211_freq_to_dsss_chan(int freq)
2085{
2086 if ((freq >= 2410) && (freq < 2475))
2087 return (freq - 2405) / 5;
2088 else if ((freq >= 2482) && (freq < 2487))
2089 return 14;
2090 else
2091 return -1;
2092}
2093
10f644a4
JB		 2094/**
2095 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2096 * @tu: the TUs
2097 */
2098static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2099{
2100 return 1024 * tu;
2101}
2102
e7ec86f5
JB		 2103/**
2104 * ieee80211_check_tim - check if AID bit is set in TIM
2105 * @tim: the TIM IE
2106 * @tim_len: length of the TIM IE
2107 * @aid: the AID to look for
2108 */
2109static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
2110 u8 tim_len, u16 aid)
2111{
2112 u8 mask;
2113 u8 index, indexn1, indexn2;
2114
2115 if (unlikely(!tim || tim_len < sizeof(*tim)))
2116 return false;
2117
2118 aid &= 0x3fff;
2119 index = aid / 8;
2120 mask = 1 << (aid & 7);
2121
2122 indexn1 = tim->bitmap_ctrl & 0xfe;
2123 indexn2 = tim_len + indexn1 - 4;
2124
2125 if (index < indexn1 || index > indexn2)
2126 return false;
2127
2128 index -= indexn1;
2129
2130 return !!(tim->virtual_map[index] & mask);
2131}
2132
9387b7ca 2133#endif /* LINUX_IEEE80211_H */
Linux kernel - Deliverables
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