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mac80211: unify CSA action frame/beacon processing
[linux-2.6-block.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 115
9a886586
JB		 116
117#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
118#define IEEE80211_MAX_SN IEEE80211_SN_MASK
119#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
120
121static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
122{
123 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
124}
125
126static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
127{
128 return (sn1 + sn2) & IEEE80211_SN_MASK;
129}
130
131static inline u16 ieee80211_sn_inc(u16 sn)
132{
133 return ieee80211_sn_add(sn, 1);
134}
135
136static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
137{
138 return (sn1 - sn2) & IEEE80211_SN_MASK;
139}
140
141#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
142#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
143
a9de8ce0 144/* miscellaneous IEEE 802.11 constants */
c237899d
MW		 145#define IEEE80211_MAX_FRAG_THRESHOLD 2352
146#define IEEE80211_MAX_RTS_THRESHOLD 2353
a9de8ce0
JB		 147#define IEEE80211_MAX_AID 2007
148#define IEEE80211_MAX_TIM_LEN 251
a9de8ce0
JB		 149/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
150 6.2.1.1.2.
151
c237899d
MW		 152 802.11e clarifies the figure in section 7.1.2. The frame body is
153 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
154#define IEEE80211_MAX_DATA_LEN 2304
155/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
156#define IEEE80211_MAX_FRAME_LEN 2352
a9de8ce0
JB		 157
158#define IEEE80211_MAX_SSID_LEN 32
1239cd58 159
37c57989 160#define IEEE80211_MAX_MESH_ID_LEN 32
1239cd58 161
5a306f58
JB		 162#define IEEE80211_NUM_TIDS 16
163
fd7c8a40 164#define IEEE80211_QOS_CTL_LEN 2
04b7dcf9
JB		 165/* 1d tag mask */
166#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
167/* TID mask */
168#define IEEE80211_QOS_CTL_TID_MASK 0x000f
169/* EOSP */
170#define IEEE80211_QOS_CTL_EOSP 0x0010
171/* ACK policy */
172#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
173#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
174#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
175#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
6cc00d54 176#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
04b7dcf9
JB		 177/* A-MSDU 802.11n */
178#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
2154c81c
JC		 179/* Mesh Control 802.11s */
180#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
a9de8ce0 181
3f52b7e3
MP		 182/* Mesh Power Save Level */
183#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
184/* Mesh Receiver Service Period Initiated */
185#define IEEE80211_QOS_CTL_RSPI 0x0400
186
ab13315a
KV		 187/* U-APSD queue for WMM IEs sent by AP */
188#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
44316cb1 189#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
ab13315a
KV		 190
191/* U-APSD queues for WMM IEs sent by STA */
192#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
193#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
194#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
195#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
196#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
197
198/* U-APSD max SP length for WMM IEs sent by STA */
199#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
200#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
201#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
202#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
203#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
204#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
205
d0dd2de0
AT		 206#define IEEE80211_HT_CTL_LEN 4
207
a9de8ce0
JB		 208struct ieee80211_hdr {
209 __le16 frame_control;
210 __le16 duration_id;
211 u8 addr1[6];
212 u8 addr2[6];
213 u8 addr3[6];
214 __le16 seq_ctrl;
215 u8 addr4[6];
b8a31c9a 216} __packed __aligned(2);
a9de8ce0 217
7044cc56
KV		 218struct ieee80211_hdr_3addr {
219 __le16 frame_control;
220 __le16 duration_id;
221 u8 addr1[6];
222 u8 addr2[6];
223 u8 addr3[6];
224 __le16 seq_ctrl;
b8a31c9a 225} __packed __aligned(2);
7044cc56 226
558a6669
KV		 227struct ieee80211_qos_hdr {
228 __le16 frame_control;
229 __le16 duration_id;
230 u8 addr1[6];
231 u8 addr2[6];
232 u8 addr3[6];
233 __le16 seq_ctrl;
234 __le16 qos_ctrl;
b8a31c9a 235} __packed __aligned(2);
558a6669 236
fd7c8a40
HH		 237/**
238 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
239 * @fc: frame control bytes in little-endian byteorder
240 */
241static inline int ieee80211_has_tods(__le16 fc)
242{
243 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
244}
245
246/**
247 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
248 * @fc: frame control bytes in little-endian byteorder
249 */
250static inline int ieee80211_has_fromds(__le16 fc)
251{
252 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
253}
254
255/**
256 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
257 * @fc: frame control bytes in little-endian byteorder
258 */
259static inline int ieee80211_has_a4(__le16 fc)
260{
261 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
262 return (fc & tmp) == tmp;
263}
264
265/**
266 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
267 * @fc: frame control bytes in little-endian byteorder
268 */
269static inline int ieee80211_has_morefrags(__le16 fc)
270{
271 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
272}
273
274/**
275 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
276 * @fc: frame control bytes in little-endian byteorder
277 */
278static inline int ieee80211_has_retry(__le16 fc)
279{
280 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
281}
282
283/**
284 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
285 * @fc: frame control bytes in little-endian byteorder
286 */
287static inline int ieee80211_has_pm(__le16 fc)
288{
289 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
290}
291
292/**
293 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
294 * @fc: frame control bytes in little-endian byteorder
295 */
296static inline int ieee80211_has_moredata(__le16 fc)
297{
298 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
299}
300
301/**
302 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
303 * @fc: frame control bytes in little-endian byteorder
304 */
305static inline int ieee80211_has_protected(__le16 fc)
306{
307 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
308}
309
310/**
311 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
312 * @fc: frame control bytes in little-endian byteorder
313 */
314static inline int ieee80211_has_order(__le16 fc)
315{
316 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
317}
318
319/**
320 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
321 * @fc: frame control bytes in little-endian byteorder
322 */
323static inline int ieee80211_is_mgmt(__le16 fc)
324{
325 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
326 cpu_to_le16(IEEE80211_FTYPE_MGMT);
327}
328
329/**
330 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
331 * @fc: frame control bytes in little-endian byteorder
332 */
333static inline int ieee80211_is_ctl(__le16 fc)
334{
335 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
336 cpu_to_le16(IEEE80211_FTYPE_CTL);
337}
338
339/**
340 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
341 * @fc: frame control bytes in little-endian byteorder
342 */
343static inline int ieee80211_is_data(__le16 fc)
344{
345 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
346 cpu_to_le16(IEEE80211_FTYPE_DATA);
347}
348
349/**
350 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
351 * @fc: frame control bytes in little-endian byteorder
352 */
353static inline int ieee80211_is_data_qos(__le16 fc)
354{
355 /*
356 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
357 * to check the one bit
358 */
359 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
360 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
361}
362
363/**
364 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
365 * @fc: frame control bytes in little-endian byteorder
366 */
367static inline int ieee80211_is_data_present(__le16 fc)
368{
369 /*
370 * mask with 0x40 and test that that bit is clear to only return true
371 * for the data-containing substypes.
372 */
373 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
374 cpu_to_le16(IEEE80211_FTYPE_DATA);
375}
376
377/**
378 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
379 * @fc: frame control bytes in little-endian byteorder
380 */
381static inline int ieee80211_is_assoc_req(__le16 fc)
382{
383 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
384 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
385}
386
387/**
388 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
389 * @fc: frame control bytes in little-endian byteorder
390 */
391static inline int ieee80211_is_assoc_resp(__le16 fc)
392{
393 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
394 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
395}
396
397/**
398 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
399 * @fc: frame control bytes in little-endian byteorder
400 */
401static inline int ieee80211_is_reassoc_req(__le16 fc)
402{
403 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
404 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
405}
406
407/**
408 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
409 * @fc: frame control bytes in little-endian byteorder
410 */
411static inline int ieee80211_is_reassoc_resp(__le16 fc)
412{
413 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
414 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
415}
416
417/**
418 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
419 * @fc: frame control bytes in little-endian byteorder
420 */
421static inline int ieee80211_is_probe_req(__le16 fc)
422{
423 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
424 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
425}
426
427/**
428 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
429 * @fc: frame control bytes in little-endian byteorder
430 */
431static inline int ieee80211_is_probe_resp(__le16 fc)
432{
433 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
434 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
435}
436
437/**
438 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
439 * @fc: frame control bytes in little-endian byteorder
440 */
441static inline int ieee80211_is_beacon(__le16 fc)
442{
443 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
444 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
445}
446
447/**
448 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
449 * @fc: frame control bytes in little-endian byteorder
450 */
451static inline int ieee80211_is_atim(__le16 fc)
452{
453 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
454 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
455}
456
457/**
458 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
459 * @fc: frame control bytes in little-endian byteorder
460 */
461static inline int ieee80211_is_disassoc(__le16 fc)
462{
463 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
464 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
465}
466
467/**
468 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
469 * @fc: frame control bytes in little-endian byteorder
470 */
471static inline int ieee80211_is_auth(__le16 fc)
472{
473 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
474 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
475}
476
477/**
478 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
479 * @fc: frame control bytes in little-endian byteorder
480 */
481static inline int ieee80211_is_deauth(__le16 fc)
482{
483 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
484 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
485}
486
487/**
488 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
489 * @fc: frame control bytes in little-endian byteorder
490 */
491static inline int ieee80211_is_action(__le16 fc)
492{
493 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
494 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
495}
496
497/**
498 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
499 * @fc: frame control bytes in little-endian byteorder
500 */
501static inline int ieee80211_is_back_req(__le16 fc)
502{
503 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
504 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
505}
506
507/**
508 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
509 * @fc: frame control bytes in little-endian byteorder
510 */
511static inline int ieee80211_is_back(__le16 fc)
512{
513 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
514 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
515}
516
517/**
518 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
519 * @fc: frame control bytes in little-endian byteorder
520 */
521static inline int ieee80211_is_pspoll(__le16 fc)
522{
523 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
524 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
525}
526
527/**
528 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
529 * @fc: frame control bytes in little-endian byteorder
530 */
531static inline int ieee80211_is_rts(__le16 fc)
532{
533 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
534 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
535}
536
537/**
538 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
539 * @fc: frame control bytes in little-endian byteorder
540 */
541static inline int ieee80211_is_cts(__le16 fc)
542{
543 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
544 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
545}
546
547/**
548 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
549 * @fc: frame control bytes in little-endian byteorder
550 */
551static inline int ieee80211_is_ack(__le16 fc)
552{
553 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
554 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
555}
556
557/**
558 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
559 * @fc: frame control bytes in little-endian byteorder
560 */
561static inline int ieee80211_is_cfend(__le16 fc)
562{
563 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
564 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
565}
566
567/**
568 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
569 * @fc: frame control bytes in little-endian byteorder
570 */
571static inline int ieee80211_is_cfendack(__le16 fc)
572{
573 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
574 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
575}
576
577/**
22403def 578 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
fd7c8a40
HH		 579 * @fc: frame control bytes in little-endian byteorder
580 */
581static inline int ieee80211_is_nullfunc(__le16 fc)
582{
583 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
584 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
585}
a9de8ce0 586
22403def
JB		 587/**
588 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
589 * @fc: frame control bytes in little-endian byteorder
590 */
591static inline int ieee80211_is_qos_nullfunc(__le16 fc)
592{
593 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
594 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
595}
596
8cb25e14
HS		 597/**
598 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
599 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
600 */
601static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
602{
603 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
604}
605
37c57989
LCC		 606struct ieee80211s_hdr {
607 u8 flags;
608 u8 ttl;
51ceddad 609 __le32 seqnum;
37c57989
LCC		 610 u8 eaddr1[6];
611 u8 eaddr2[6];
b8a31c9a 612} __packed __aligned(2);
37c57989 613
79617dee
Y		 614/* Mesh flags */
615#define MESH_FLAGS_AE_A4 0x1
616#define MESH_FLAGS_AE_A5_A6 0x2
e31a16d6 617#define MESH_FLAGS_AE 0x3
79617dee
Y		 618#define MESH_FLAGS_PS_DEEP 0x4
619
a69cc44f
CYY		 620/**
621 * enum ieee80211_preq_flags - mesh PREQ element flags
622 *
623 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
624 */
625enum ieee80211_preq_flags {
626 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
627};
628
629/**
630 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
631 *
632 * @IEEE80211_PREQ_TO_FLAG: target only subfield
633 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
634 */
635enum ieee80211_preq_target_flags {
636 IEEE80211_PREQ_TO_FLAG = 1<<0,
637 IEEE80211_PREQ_USN_FLAG = 1<<2,
638};
639
f2df3859
AK		 640/**
641 * struct ieee80211_quiet_ie
642 *
643 * This structure refers to "Quiet information element"
644 */
645struct ieee80211_quiet_ie {
646 u8 count;
647 u8 period;
648 __le16 duration;
649 __le16 offset;
598a5938 650} __packed;
f2df3859
AK		 651
652/**
653 * struct ieee80211_msrment_ie
654 *
655 * This structure refers to "Measurement Request/Report information element"
656 */
657struct ieee80211_msrment_ie {
658 u8 token;
659 u8 mode;
660 u8 type;
661 u8 request[0];
598a5938 662} __packed;
f2df3859
AK		 663
664/**
665 * struct ieee80211_channel_sw_ie
666 *
667 * This structure refers to "Channel Switch Announcement information element"
668 */
669struct ieee80211_channel_sw_ie {
670 u8 mode;
671 u8 new_ch_num;
672 u8 count;
598a5938 673} __packed;
37c57989 674
98f7dfd8
EG		 675/**
676 * struct ieee80211_tim
677 *
678 * This structure refers to "Traffic Indication Map information element"
679 */
680struct ieee80211_tim_ie {
681 u8 dtim_count;
682 u8 dtim_period;
683 u8 bitmap_ctrl;
684 /* variable size: 1 - 251 bytes */
e7ec86f5 685 u8 virtual_map[1];
598a5938 686} __packed;
98f7dfd8 687
136cfa28
RP		 688/**
689 * struct ieee80211_meshconf_ie
690 *
691 * This structure refers to "Mesh Configuration information element"
692 */
693struct ieee80211_meshconf_ie {
694 u8 meshconf_psel;
695 u8 meshconf_pmetric;
696 u8 meshconf_congest;
697 u8 meshconf_synch;
698 u8 meshconf_auth;
699 u8 meshconf_form;
700 u8 meshconf_cap;
598a5938 701} __packed;
136cfa28 702
65821635
MP		 703/**
704 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
705 *
706 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
707 * additional mesh peerings with other mesh STAs
708 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
709 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
710 * is ongoing
3f52b7e3
MP		 711 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
712 * neighbors in deep sleep mode
65821635
MP		 713 */
714enum mesh_config_capab_flags {
715 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
716 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
717 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
3f52b7e3 718 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
65821635
MP		 719};
720
90a5e169
RP		 721/**
722 * struct ieee80211_rann_ie
723 *
724 * This structure refers to "Root Announcement information element"
725 */
726struct ieee80211_rann_ie {
727 u8 rann_flags;
728 u8 rann_hopcount;
729 u8 rann_ttl;
730 u8 rann_addr[6];
292c41ac
CYY		 731 __le32 rann_seq;
732 __le32 rann_interval;
733 __le32 rann_metric;
598a5938 734} __packed;
90a5e169 735
5ee68e5b
JC		 736enum ieee80211_rann_flags {
737 RANN_FLAG_IS_GATE = 1 << 0,
738};
739
ec61cd63
JB		 740enum ieee80211_ht_chanwidth_values {
741 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
742 IEEE80211_HT_CHANWIDTH_ANY = 1,
743};
744
7bf9b9a0
JB		 745/**
746 * enum ieee80211_opmode_bits - VHT operating mode field bits
747 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
748 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
749 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
750 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
751 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
752 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
753 * (the NSS value is the value of this field + 1)
754 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
755 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
756 * using a beamforming steering matrix
757 */
758enum ieee80211_vht_opmode_bits {
759 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
760 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
761 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
762 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
763 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
764 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
765 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
766 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
767};
768
9dfd6ba3 769#define WLAN_SA_QUERY_TR_ID_LEN 2
fea14732 770
a9de8ce0
JB		 771struct ieee80211_mgmt {
772 __le16 frame_control;
773 __le16 duration;
774 u8 da[6];
775 u8 sa[6];
776 u8 bssid[6];
777 __le16 seq_ctrl;
778 union {
779 struct {
780 __le16 auth_alg;
781 __le16 auth_transaction;
782 __le16 status_code;
783 /* possibly followed by Challenge text */
784 u8 variable[0];
598a5938 785 } __packed auth;
a9de8ce0
JB		 786 struct {
787 __le16 reason_code;
598a5938 788 } __packed deauth;
a9de8ce0
JB		 789 struct {
790 __le16 capab_info;
791 __le16 listen_interval;
792 /* followed by SSID and Supported rates */
793 u8 variable[0];
598a5938 794 } __packed assoc_req;
a9de8ce0
JB		 795 struct {
796 __le16 capab_info;
797 __le16 status_code;
798 __le16 aid;
799 /* followed by Supported rates */
800 u8 variable[0];
598a5938 801 } __packed assoc_resp, reassoc_resp;
a9de8ce0
JB		 802 struct {
803 __le16 capab_info;
804 __le16 listen_interval;
805 u8 current_ap[6];
806 /* followed by SSID and Supported rates */
807 u8 variable[0];
598a5938 808 } __packed reassoc_req;
a9de8ce0
JB		 809 struct {
810 __le16 reason_code;
598a5938 811 } __packed disassoc;
a9de8ce0
JB		 812 struct {
813 __le64 timestamp;
814 __le16 beacon_int;
815 __le16 capab_info;
816 /* followed by some of SSID, Supported rates,
817 * FH Params, DS Params, CF Params, IBSS Params, TIM */
818 u8 variable[0];
598a5938 819 } __packed beacon;
a9de8ce0
JB		 820 struct {
821 /* only variable items: SSID, Supported rates */
822 u8 variable[0];
598a5938 823 } __packed probe_req;
a9de8ce0
JB		 824 struct {
825 __le64 timestamp;
826 __le16 beacon_int;
827 __le16 capab_info;
828 /* followed by some of SSID, Supported rates,
829 * FH Params, DS Params, CF Params, IBSS Params */
830 u8 variable[0];
598a5938 831 } __packed probe_resp;
a9de8ce0
JB		 832 struct {
833 u8 category;
834 union {
835 struct {
836 u8 action_code;
837 u8 dialog_token;
838 u8 status_code;
839 u8 variable[0];
598a5938 840 } __packed wme_action;
a9de8ce0
JB		 841 struct{
842 u8 action_code;
37799e52 843 u8 variable[0];
598a5938 844 } __packed chan_switch;
f2df3859
AK		 845 struct{
846 u8 action_code;
847 u8 dialog_token;
848 u8 element_id;
849 u8 length;
850 struct ieee80211_msrment_ie msr_elem;
598a5938 851 } __packed measurement;
6b4e3241
RR		 852 struct{
853 u8 action_code;
854 u8 dialog_token;
855 __le16 capab;
856 __le16 timeout;
857 __le16 start_seq_num;
598a5938 858 } __packed addba_req;
6b4e3241
RR		 859 struct{
860 u8 action_code;
861 u8 dialog_token;
862 __le16 status;
863 __le16 capab;
864 __le16 timeout;
598a5938 865 } __packed addba_resp;
6b4e3241
RR		 866 struct{
867 u8 action_code;
868 __le16 params;
869 __le16 reason_code;
598a5938 870 } __packed delba;
6709a6d9
TP		 871 struct {
872 u8 action_code;
873 u8 variable[0];
598a5938 874 } __packed self_prot;
37c57989
LCC		 875 struct{
876 u8 action_code;
877 u8 variable[0];
598a5938 878 } __packed mesh_action;
fea14732
JM		 879 struct {
880 u8 action;
881 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
598a5938 882 } __packed sa_query;
0f78231b
JB		 883 struct {
884 u8 action;
885 u8 smps_control;
598a5938 886 } __packed ht_smps;
ec61cd63
JB		 887 struct {
888 u8 action_code;
889 u8 chanwidth;
890 } __packed ht_notify_cw;
dfe018bf
AN		 891 struct {
892 u8 action_code;
893 u8 dialog_token;
894 __le16 capability;
895 u8 variable[0];
896 } __packed tdls_discover_resp;
7bf9b9a0
JB		 897 struct {
898 u8 action_code;
899 u8 operating_mode;
900 } __packed vht_opmode_notif;
a9de8ce0 901 } u;
598a5938 902 } __packed action;
a9de8ce0 903 } u;
b8a31c9a 904} __packed __aligned(2);
a9de8ce0 905
c74d084f
CL		 906/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
907#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
908
44d414db
JB		 909/* mgmt header + 1 byte category code */
910#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
911
a9de8ce0 912
765cb46a
JM		 913/* Management MIC information element (IEEE 802.11w) */
914struct ieee80211_mmie {
915 u8 element_id;
916 u8 length;
917 __le16 key_id;
918 u8 sequence_number[6];
919 u8 mic[8];
598a5938 920} __packed;
765cb46a 921
0c28ec58
EP		 922struct ieee80211_vendor_ie {
923 u8 element_id;
924 u8 len;
925 u8 oui[3];
926 u8 oui_type;
927} __packed;
928
a9de8ce0
JB		 929/* Control frames */
930struct ieee80211_rts {
931 __le16 frame_control;
932 __le16 duration;
933 u8 ra[6];
934 u8 ta[6];
b8a31c9a 935} __packed __aligned(2);
a9de8ce0
JB		 936
937struct ieee80211_cts {
938 __le16 frame_control;
939 __le16 duration;
940 u8 ra[6];
b8a31c9a 941} __packed __aligned(2);
a9de8ce0 942
fc6971d4
JM		 943struct ieee80211_pspoll {
944 __le16 frame_control;
945 __le16 aid;
946 u8 bssid[6];
947 u8 ta[6];
b8a31c9a 948} __packed __aligned(2);
fc6971d4 949
dfe018bf
AN		 950/* TDLS */
951
952/* Link-id information element */
953struct ieee80211_tdls_lnkie {
954 u8 ie_type; /* Link Identifier IE */
955 u8 ie_len;
956 u8 bssid[6];
957 u8 init_sta[6];
958 u8 resp_sta[6];
959} __packed;
960
961struct ieee80211_tdls_data {
962 u8 da[6];
963 u8 sa[6];
964 __be16 ether_type;
965 u8 payload_type;
966 u8 category;
967 u8 action_code;
968 union {
969 struct {
970 u8 dialog_token;
971 __le16 capability;
972 u8 variable[0];
973 } __packed setup_req;
974 struct {
975 __le16 status_code;
976 u8 dialog_token;
977 __le16 capability;
978 u8 variable[0];
979 } __packed setup_resp;
980 struct {
981 __le16 status_code;
982 u8 dialog_token;
983 u8 variable[0];
984 } __packed setup_cfm;
985 struct {
986 __le16 reason_code;
987 u8 variable[0];
988 } __packed teardown;
989 struct {
990 u8 dialog_token;
991 u8 variable[0];
992 } __packed discover_req;
993 } u;
994} __packed;
995
ba350fbc
AS		 996/*
997 * Peer-to-Peer IE attribute related definitions.
998 */
999/**
1000 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1001 */
1002enum ieee80211_p2p_attr_id {
1003 IEEE80211_P2P_ATTR_STATUS = 0,
1004 IEEE80211_P2P_ATTR_MINOR_REASON,
1005 IEEE80211_P2P_ATTR_CAPABILITY,
1006 IEEE80211_P2P_ATTR_DEVICE_ID,
1007 IEEE80211_P2P_ATTR_GO_INTENT,
1008 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1009 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1010 IEEE80211_P2P_ATTR_GROUP_BSSID,
1011 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1012 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1013 IEEE80211_P2P_ATTR_MANAGABILITY,
1014 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1015 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1016 IEEE80211_P2P_ATTR_DEVICE_INFO,
1017 IEEE80211_P2P_ATTR_GROUP_INFO,
1018 IEEE80211_P2P_ATTR_GROUP_ID,
1019 IEEE80211_P2P_ATTR_INTERFACE,
1020 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1021 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1022 /* 19 - 220: Reserved */
1023 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1024
1025 IEEE80211_P2P_ATTR_MAX
1026};
1027
19dde0bd
JD		 1028/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1029/* Typical max value used here */
1030#define IEEE80211_P2P_NOA_DESC_MAX 4
1031
1032struct ieee80211_p2p_noa_desc {
1033 u8 count;
1034 __le32 duration;
1035 __le32 interval;
1036 __le32 start_time;
1037} __packed;
1038
1039struct ieee80211_p2p_noa_attr {
1040 u8 index;
1041 u8 oppps_ctwindow;
1042 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1043} __packed;
1044
1045#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1046#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1047
6b4e3241
RR		 1048/**
1049 * struct ieee80211_bar - HT Block Ack Request
1050 *
1051 * This structure refers to "HT BlockAckReq" as
1052 * described in 802.11n draft section 7.2.1.7.1
1053 */
1054struct ieee80211_bar {
1055 __le16 frame_control;
1056 __le16 duration;
1057 __u8 ra[6];
1058 __u8 ta[6];
a8b47ea3
RR		 1059 __le16 control;
1060 __le16 start_seq_num;
598a5938 1061} __packed;
6b4e3241 1062
429a3805 1063/* 802.11 BAR control masks */
c1407b6c
HS		 1064#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1065#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1066#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1067#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1068#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
d9fe60de
JB		 1069
1070#define IEEE80211_HT_MCS_MASK_LEN 10
1071
1072/**
1073 * struct ieee80211_mcs_info - MCS information
1074 * @rx_mask: RX mask
9da3e068
LR		 1075 * @rx_highest: highest supported RX rate. If set represents
1076 * the highest supported RX data rate in units of 1 Mbps.
1077 * If this field is 0 this value should not be used to
1078 * consider the highest RX data rate supported.
d9fe60de
JB		 1079 * @tx_params: TX parameters
1080 */
1081struct ieee80211_mcs_info {
1082 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1083 __le16 rx_highest;
1084 u8 tx_params;
1085 u8 reserved[3];
598a5938 1086} __packed;
d9fe60de
JB		 1087
1088/* 802.11n HT capability MSC set */
1089#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1090#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1091#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1092/* value 0 == 1 stream etc */
1093#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1094#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1095#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1096#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1097
1098/*
1099 * 802.11n D5.0 20.3.5 / 20.6 says:
1100 * - indices 0 to 7 and 32 are single spatial stream
1101 * - 8 to 31 are multiple spatial streams using equal modulation
1102 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1103 * - remainder are multiple spatial streams using unequal modulation
1104 */
1105#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1106#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1107 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1108
6b4e3241
RR		 1109/**
1110 * struct ieee80211_ht_cap - HT capabilities
1111 *
d9fe60de
JB		 1112 * This structure is the "HT capabilities element" as
1113 * described in 802.11n D5.0 7.3.2.57
6b4e3241
RR		 1114 */
1115struct ieee80211_ht_cap {
1116 __le16 cap_info;
1117 u8 ampdu_params_info;
d9fe60de
JB		 1118
1119 /* 16 bytes MCS information */
1120 struct ieee80211_mcs_info mcs;
1121
6b4e3241
RR		 1122 __le16 extended_ht_cap_info;
1123 __le32 tx_BF_cap_info;
1124 u8 antenna_selection_info;
598a5938 1125} __packed;
6b4e3241 1126
d9fe60de
JB		 1127/* 802.11n HT capabilities masks (for cap_info) */
1128#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1129#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1130#define IEEE80211_HT_CAP_SM_PS 0x000C
0f78231b 1131#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
d9fe60de
JB		 1132#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1133#define IEEE80211_HT_CAP_SGI_20 0x0020
1134#define IEEE80211_HT_CAP_SGI_40 0x0040
1135#define IEEE80211_HT_CAP_TX_STBC 0x0080
1136#define IEEE80211_HT_CAP_RX_STBC 0x0300
f79d9bad 1137#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
d9fe60de
JB		 1138#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1139#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1140#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
9a418af5 1141#define IEEE80211_HT_CAP_RESERVED 0x2000
d9fe60de
JB		 1142#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1143#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1144
4dd365fd
BZ		 1145/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1146#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1147#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1148#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1149#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1150#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1151#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1152#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1153
d9fe60de
JB		 1154/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1155#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1156#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
0f78231b 1157#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
d9fe60de 1158
d1eba248
S		 1159/*
1160 * Maximum length of AMPDU that the STA can receive.
1161 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1162 */
1163enum ieee80211_max_ampdu_length_exp {
1164 IEEE80211_HT_MAX_AMPDU_8K = 0,
1165 IEEE80211_HT_MAX_AMPDU_16K = 1,
1166 IEEE80211_HT_MAX_AMPDU_32K = 2,
1167 IEEE80211_HT_MAX_AMPDU_64K = 3
1168};
1169
1170#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1171
1172/* Minimum MPDU start spacing */
1173enum ieee80211_min_mpdu_spacing {
1174 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1175 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1176 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1177 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1178 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1179 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1180 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1181 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1182};
1183
6b4e3241 1184/**
074d46d1 1185 * struct ieee80211_ht_operation - HT operation IE
6b4e3241 1186 *
074d46d1
JB		 1187 * This structure is the "HT operation element" as
1188 * described in 802.11n-2009 7.3.2.57
6b4e3241 1189 */
074d46d1
JB		 1190struct ieee80211_ht_operation {
1191 u8 primary_chan;
6b4e3241
RR		 1192 u8 ht_param;
1193 __le16 operation_mode;
1194 __le16 stbc_param;
1195 u8 basic_set[16];
598a5938 1196} __packed;
6b4e3241 1197
d9fe60de
JB		 1198/* for ht_param */
1199#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1200#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1201#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1202#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1203#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1204#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
d9fe60de
JB		 1205
1206/* for operation_mode */
1207#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1208#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1209#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1210#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1211#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1212#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1213#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1214
1215/* for stbc_param */
1216#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1217#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1218#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1219#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1220#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1221#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1222
a9de8ce0 1223
44d414db
JB		 1224/* block-ack parameters */
1225#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1226#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
8d661f1e 1227#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
44d414db
JB		 1228#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1229#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1230
1231/*
1232 * A-PMDU buffer sizes
1233 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1234 */
1235#define IEEE80211_MIN_AMPDU_BUF 0x8
1236#define IEEE80211_MAX_AMPDU_BUF 0x40
1237
1238
0f78231b 1239/* Spatial Multiplexing Power Save Modes (for capability) */
00c5ae2f
TW		 1240#define WLAN_HT_CAP_SM_PS_STATIC 0
1241#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1242#define WLAN_HT_CAP_SM_PS_INVALID 2
1243#define WLAN_HT_CAP_SM_PS_DISABLED 3
e53cfe0e 1244
0f78231b
JB		 1245/* for SM power control field lower two bits */
1246#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1247#define WLAN_HT_SMPS_CONTROL_STATIC 1
1248#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1249
ce0e1695
MP		 1250/**
1251 * struct ieee80211_vht_mcs_info - VHT MCS information
1252 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1253 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1254 * STA can receive. Rate expressed in units of 1 Mbps.
1255 * If this field is 0 this value should not be used to
1256 * consider the highest RX data rate supported.
7173a1fa 1257 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1258 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1259 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1260 * STA can transmit. Rate expressed in units of 1 Mbps.
1261 * If this field is 0 this value should not be used to
1262 * consider the highest TX data rate supported.
7173a1fa 1263 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1264 */
1265struct ieee80211_vht_mcs_info {
1266 __le16 rx_mcs_map;
1267 __le16 rx_highest;
1268 __le16 tx_mcs_map;
1269 __le16 tx_highest;
1270} __packed;
1271
7173a1fa
JB		 1272/**
1273 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1274 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1275 * number of streams
1276 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1277 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1278 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1279 *
1280 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1281 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1282 * both split into 8 subfields by number of streams. These values indicate
1283 * which MCSes are supported for the number of streams the value appears
1284 * for.
1285 */
1286enum ieee80211_vht_mcs_support {
1287 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1288 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1289 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1290 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1291};
1292
d4950281
MP		 1293/**
1294 * struct ieee80211_vht_cap - VHT capabilities
1295 *
1296 * This structure is the "VHT capabilities element" as
1297 * described in 802.11ac D3.0 8.4.2.160
1298 * @vht_cap_info: VHT capability info
1299 * @supp_mcs: VHT MCS supported rates
1300 */
1301struct ieee80211_vht_cap {
1302 __le32 vht_cap_info;
1303 struct ieee80211_vht_mcs_info supp_mcs;
1304} __packed;
1305
f2d9d270
JB		 1306/**
1307 * enum ieee80211_vht_chanwidth - VHT channel width
1308 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1309 * determine the channel width (20 or 40 MHz)
1310 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1311 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1312 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1313 */
1314enum ieee80211_vht_chanwidth {
1315 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1316 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1317 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1318 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1319};
1320
d4950281
MP		 1321/**
1322 * struct ieee80211_vht_operation - VHT operation IE
1323 *
1324 * This structure is the "VHT operation element" as
1325 * described in 802.11ac D3.0 8.4.2.161
1326 * @chan_width: Operating channel width
1327 * @center_freq_seg1_idx: center freq segment 1 index
1328 * @center_freq_seg2_idx: center freq segment 2 index
1329 * @basic_mcs_set: VHT Basic MCS rate set
1330 */
1331struct ieee80211_vht_operation {
1332 u8 chan_width;
1333 u8 center_freq_seg1_idx;
1334 u8 center_freq_seg2_idx;
1335 __le16 basic_mcs_set;
1336} __packed;
1337
1338
ce0e1695 1339/* 802.11ac VHT Capabilities */
01331040
JB		 1340#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1341#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1342#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1343#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1344#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
0af83d3d 1345#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
01331040
JB		 1346#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1347#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1348#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1349#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1350#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1351#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1352#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1353#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
55d942f4 1354#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
01331040
JB		 1355#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1356#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1357#define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
55d942f4 1358#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MAX 0x00030000
01331040
JB		 1359#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1360#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1361#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1362#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1363#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1364#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1365 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1366#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1367#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1368#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1369#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
ce0e1695 1370
a9de8ce0
JB		 1371/* Authentication algorithms */
1372#define WLAN_AUTH_OPEN 0
1373#define WLAN_AUTH_SHARED_KEY 1
636a5d36 1374#define WLAN_AUTH_FT 2
cfdfa4d3 1375#define WLAN_AUTH_SAE 3
bb608e9d 1376#define WLAN_AUTH_LEAP 128
a9de8ce0
JB		 1377
1378#define WLAN_AUTH_CHALLENGE_LEN 128
1379
1380#define WLAN_CAPABILITY_ESS (1<<0)
1381#define WLAN_CAPABILITY_IBSS (1<<1)
0a35d36d 1382
333ba732
EP		 1383/*
1384 * A mesh STA sets the ESS and IBSS capability bits to zero.
1385 * however, this holds true for p2p probe responses (in the p2p_find
1386 * phase) as well.
1387 */
1388#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
0a35d36d
JC		 1389 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1390
a9de8ce0
JB		 1391#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1392#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1393#define WLAN_CAPABILITY_PRIVACY (1<<4)
1394#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1395#define WLAN_CAPABILITY_PBCC (1<<6)
1396#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
b6623486 1397
a9de8ce0
JB		 1398/* 802.11h */
1399#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1400#define WLAN_CAPABILITY_QOS (1<<9)
1401#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
0f6dfcee
VK		 1402#define WLAN_CAPABILITY_APSD (1<<11)
1403#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
a9de8ce0 1404#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
0f6dfcee
VK		 1405#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1406#define WLAN_CAPABILITY_IMM_BACK (1<<15)
b188148c
VK		 1407
1408/* DMG (60gHz) 802.11ad */
1409/* type - bits 0..1 */
0f6dfcee 1410#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
b188148c
VK		 1411#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1412#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1413#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1414
1415#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
0f6dfcee 1416#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
b188148c
VK		 1417#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1418#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1419
1420#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1421#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1422
b6623486
AK		 1423/* measurement */
1424#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1425#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1426#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1427
1428#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1429#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1430#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1431
5628221c
DD		 1432/* 802.11g ERP information element */
1433#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1434#define WLAN_ERP_USE_PROTECTION (1<<1)
1435#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1436
1437/* WLAN_ERP_BARKER_PREAMBLE values */
1438enum {
1439 WLAN_ERP_PREAMBLE_SHORT = 0,
1440 WLAN_ERP_PREAMBLE_LONG = 1,
1441};
1442
b188148c
VK		 1443/* Band ID, 802.11ad #8.4.1.45 */
1444enum {
1445 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1446 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1447 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1448 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1449 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1450 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1451};
1452
a9de8ce0
JB		 1453/* Status codes */
1454enum ieee80211_statuscode {
1455 WLAN_STATUS_SUCCESS = 0,
1456 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1457 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1458 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1459 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1460 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1461 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1462 WLAN_STATUS_CHALLENGE_FAIL = 15,
1463 WLAN_STATUS_AUTH_TIMEOUT = 16,
1464 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1465 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1466 /* 802.11b */
1467 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1468 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1469 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1470 /* 802.11h */
1471 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1472 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1473 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1474 /* 802.11g */
1475 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1476 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
63a5ab82
JM		 1477 /* 802.11w */
1478 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1479 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
a9de8ce0
JB		 1480 /* 802.11i */
1481 WLAN_STATUS_INVALID_IE = 40,
1482 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1483 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1484 WLAN_STATUS_INVALID_AKMP = 43,
1485 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1486 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1487 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
6b4e3241
RR		 1488 /* 802.11e */
1489 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1490 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1491 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1492 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1493 WLAN_STATUS_REQUEST_DECLINED = 37,
1494 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1495 WLAN_STATUS_CHANGE_TSPEC = 39,
1496 WLAN_STATUS_WAIT_TS_DELAY = 47,
1497 WLAN_STATUS_NO_DIRECT_LINK = 48,
1498 WLAN_STATUS_STA_NOT_PRESENT = 49,
1499 WLAN_STATUS_STA_NOT_QSTA = 50,
cfdfa4d3
S		 1500 /* 802.11s */
1501 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1502 WLAN_STATUS_FCG_NOT_SUPP = 78,
1503 WLAN_STATUS_STA_NO_TBTT = 78,
b188148c
VK		 1504 /* 802.11ad */
1505 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1506 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1507 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1508 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1509 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1510 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1511 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1512 WLAN_STATUS_REJECT_DSE_BAND = 96,
1513 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1514 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
a9de8ce0
JB		 1515};
1516
1517
1518/* Reason codes */
1519enum ieee80211_reasoncode {
1520 WLAN_REASON_UNSPECIFIED = 1,
1521 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1522 WLAN_REASON_DEAUTH_LEAVING = 3,
1523 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1524 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1525 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1526 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1527 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1528 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1529 /* 802.11h */
1530 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1531 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1532 /* 802.11i */
1533 WLAN_REASON_INVALID_IE = 13,
1534 WLAN_REASON_MIC_FAILURE = 14,
1535 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1536 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1537 WLAN_REASON_IE_DIFFERENT = 17,
1538 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1539 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1540 WLAN_REASON_INVALID_AKMP = 20,
1541 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1542 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1543 WLAN_REASON_IEEE8021X_FAILED = 23,
1544 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
6b4e3241
RR		 1545 /* 802.11e */
1546 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1547 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1548 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1549 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1550 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1551 WLAN_REASON_QSTA_NOT_USE = 37,
1552 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1553 WLAN_REASON_QSTA_TIMEOUT = 39,
1554 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
cfdfa4d3
S		 1555 /* 802.11s */
1556 WLAN_REASON_MESH_PEER_CANCELED = 52,
1557 WLAN_REASON_MESH_MAX_PEERS = 53,
1558 WLAN_REASON_MESH_CONFIG = 54,
1559 WLAN_REASON_MESH_CLOSE = 55,
1560 WLAN_REASON_MESH_MAX_RETRIES = 56,
1561 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1562 WLAN_REASON_MESH_INVALID_GTK = 58,
1563 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1564 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1565 WLAN_REASON_MESH_PATH_ERROR = 61,
1566 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1567 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1568 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1569 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1570 WLAN_REASON_MESH_CHAN = 66,
a9de8ce0
JB		 1571};
1572
1573
1574/* Information Element IDs */
1575enum ieee80211_eid {
1576 WLAN_EID_SSID = 0,
1577 WLAN_EID_SUPP_RATES = 1,
1578 WLAN_EID_FH_PARAMS = 2,
1579 WLAN_EID_DS_PARAMS = 3,
1580 WLAN_EID_CF_PARAMS = 4,
1581 WLAN_EID_TIM = 5,
1582 WLAN_EID_IBSS_PARAMS = 6,
1583 WLAN_EID_CHALLENGE = 16,
8e664fb3 1584
a9de8ce0
JB		 1585 WLAN_EID_COUNTRY = 7,
1586 WLAN_EID_HP_PARAMS = 8,
1587 WLAN_EID_HP_TABLE = 9,
1588 WLAN_EID_REQUEST = 10,
8e664fb3 1589
6b4e3241
RR		 1590 WLAN_EID_QBSS_LOAD = 11,
1591 WLAN_EID_EDCA_PARAM_SET = 12,
1592 WLAN_EID_TSPEC = 13,
1593 WLAN_EID_TCLAS = 14,
1594 WLAN_EID_SCHEDULE = 15,
1595 WLAN_EID_TS_DELAY = 43,
1596 WLAN_EID_TCLAS_PROCESSING = 44,
1597 WLAN_EID_QOS_CAPA = 46,
dfe018bf
AN		 1598 /* 802.11z */
1599 WLAN_EID_LINK_ID = 101,
cfdfa4d3
S		 1600 /* 802.11s */
1601 WLAN_EID_MESH_CONFIG = 113,
1602 WLAN_EID_MESH_ID = 114,
1603 WLAN_EID_LINK_METRIC_REPORT = 115,
1604 WLAN_EID_CONGESTION_NOTIFICATION = 116,
cfdfa4d3
S		 1605 WLAN_EID_PEER_MGMT = 117,
1606 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1607 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1608 WLAN_EID_BEACON_TIMING = 120,
1609 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1610 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1611 WLAN_EID_MCCAOP_ADVERT = 123,
1612 WLAN_EID_MCCAOP_TEARDOWN = 124,
1613 WLAN_EID_GANN = 125,
1614 WLAN_EID_RANN = 126,
1615 WLAN_EID_PREQ = 130,
1616 WLAN_EID_PREP = 131,
1617 WLAN_EID_PERR = 132,
1618 WLAN_EID_PXU = 137,
1619 WLAN_EID_PXUC = 138,
1620 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1621 WLAN_EID_MIC = 140,
8e664fb3 1622
a9de8ce0
JB		 1623 WLAN_EID_PWR_CONSTRAINT = 32,
1624 WLAN_EID_PWR_CAPABILITY = 33,
1625 WLAN_EID_TPC_REQUEST = 34,
1626 WLAN_EID_TPC_REPORT = 35,
1627 WLAN_EID_SUPPORTED_CHANNELS = 36,
1628 WLAN_EID_CHANNEL_SWITCH = 37,
1629 WLAN_EID_MEASURE_REQUEST = 38,
1630 WLAN_EID_MEASURE_REPORT = 39,
1631 WLAN_EID_QUIET = 40,
1632 WLAN_EID_IBSS_DFS = 41,
8e664fb3 1633
a9de8ce0
JB		 1634 WLAN_EID_ERP_INFO = 42,
1635 WLAN_EID_EXT_SUPP_RATES = 50,
8e664fb3 1636
6b4e3241 1637 WLAN_EID_HT_CAPABILITY = 45,
074d46d1 1638 WLAN_EID_HT_OPERATION = 61,
8e664fb3 1639
a9de8ce0 1640 WLAN_EID_RSN = 48,
8e664fb3 1641 WLAN_EID_MMIE = 76,
a9de8ce0 1642 WLAN_EID_VENDOR_SPECIFIC = 221,
8e664fb3
JB		 1643 WLAN_EID_QOS_PARAMETER = 222,
1644
1645 WLAN_EID_AP_CHAN_REPORT = 51,
1646 WLAN_EID_NEIGHBOR_REPORT = 52,
1647 WLAN_EID_RCPI = 53,
1648 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1649 WLAN_EID_ANTENNA_INFO = 64,
1650 WLAN_EID_RSNI = 65,
1651 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1652 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1653 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1654 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1655 WLAN_EID_MULTIPLE_BSSID = 71,
b7e8941b
AK		 1656 WLAN_EID_BSS_COEX_2040 = 72,
1657 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1658 WLAN_EID_EXT_CAPABILITY = 127,
8e664fb3
JB		 1659
1660 WLAN_EID_MOBILITY_DOMAIN = 54,
1661 WLAN_EID_FAST_BSS_TRANSITION = 55,
1662 WLAN_EID_TIMEOUT_INTERVAL = 56,
1663 WLAN_EID_RIC_DATA = 57,
1664 WLAN_EID_RIC_DESCRIPTOR = 75,
1665
1666 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1667 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1668 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
ce0e1695
MP		 1669
1670 WLAN_EID_VHT_CAPABILITY = 191,
1671 WLAN_EID_VHT_OPERATION = 192,
7bf9b9a0 1672 WLAN_EID_OPMODE_NOTIF = 199,
b188148c
VK		 1673
1674 /* 802.11ad */
1675 WLAN_EID_NON_TX_BSSID_CAP = 83,
1676 WLAN_EID_WAKEUP_SCHEDULE = 143,
1677 WLAN_EID_EXT_SCHEDULE = 144,
1678 WLAN_EID_STA_AVAILABILITY = 145,
1679 WLAN_EID_DMG_TSPEC = 146,
1680 WLAN_EID_DMG_AT = 147,
1681 WLAN_EID_DMG_CAP = 148,
1682 WLAN_EID_DMG_OPERATION = 151,
1683 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1684 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1685 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1686 WLAN_EID_AWAKE_WINDOW = 157,
1687 WLAN_EID_MULTI_BAND = 158,
1688 WLAN_EID_ADDBA_EXT = 159,
1689 WLAN_EID_NEXT_PCP_LIST = 160,
1690 WLAN_EID_PCP_HANDOVER = 161,
1691 WLAN_EID_DMG_LINK_MARGIN = 162,
1692 WLAN_EID_SWITCHING_STREAM = 163,
1693 WLAN_EID_SESSION_TRANSITION = 164,
1694 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1695 WLAN_EID_CLUSTER_REPORT = 166,
1696 WLAN_EID_RELAY_CAP = 167,
1697 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1698 WLAN_EID_BEAM_LINK_MAINT = 169,
1699 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1700 WLAN_EID_U_PID = 171,
1701 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1702 WLAN_EID_QUIET_PERIOD_REQ = 175,
1703 WLAN_EID_QUIET_PERIOD_RESP = 177,
1704 WLAN_EID_EPAC_POLICY = 182,
1705 WLAN_EID_CLISTER_TIME_OFF = 183,
1706 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
a9de8ce0
JB		 1707};
1708
6b4e3241
RR		 1709/* Action category code */
1710enum ieee80211_category {
1711 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1712 WLAN_CATEGORY_QOS = 1,
1713 WLAN_CATEGORY_DLS = 2,
1714 WLAN_CATEGORY_BACK = 3,
fb733336 1715 WLAN_CATEGORY_PUBLIC = 4,
528769cf 1716 WLAN_CATEGORY_HT = 7,
fea14732 1717 WLAN_CATEGORY_SA_QUERY = 8,
528769cf 1718 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
dfe018bf 1719 WLAN_CATEGORY_TDLS = 12,
cfdfa4d3
S		 1720 WLAN_CATEGORY_MESH_ACTION = 13,
1721 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1722 WLAN_CATEGORY_SELF_PROTECTED = 15,
b188148c 1723 WLAN_CATEGORY_DMG = 16,
6b4e3241 1724 WLAN_CATEGORY_WMM = 17,
b188148c
VK		 1725 WLAN_CATEGORY_FST = 18,
1726 WLAN_CATEGORY_UNPROT_DMG = 20,
7bf9b9a0 1727 WLAN_CATEGORY_VHT = 21,
528769cf
JM		 1728 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1729 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
6b4e3241
RR		 1730};
1731
f2df3859
AK		 1732/* SPECTRUM_MGMT action code */
1733enum ieee80211_spectrum_mgmt_actioncode {
1734 WLAN_ACTION_SPCT_MSR_REQ = 0,
1735 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1736 WLAN_ACTION_SPCT_TPC_REQ = 2,
1737 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1738 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1739};
1740
0f78231b
JB		 1741/* HT action codes */
1742enum ieee80211_ht_actioncode {
1743 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1744 WLAN_HT_ACTION_SMPS = 1,
1745 WLAN_HT_ACTION_PSMP = 2,
1746 WLAN_HT_ACTION_PCO_PHASE = 3,
1747 WLAN_HT_ACTION_CSI = 4,
1748 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1749 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1750 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1751};
1752
7bf9b9a0
JB		 1753/* VHT action codes */
1754enum ieee80211_vht_actioncode {
1755 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1756 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1757 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1758};
1759
6709a6d9
TP		 1760/* Self Protected Action codes */
1761enum ieee80211_self_protected_actioncode {
1762 WLAN_SP_RESERVED = 0,
1763 WLAN_SP_MESH_PEERING_OPEN = 1,
1764 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1765 WLAN_SP_MESH_PEERING_CLOSE = 3,
1766 WLAN_SP_MGK_INFORM = 4,
1767 WLAN_SP_MGK_ACK = 5,
1768};
1769
36c704fd
TP		 1770/* Mesh action codes */
1771enum ieee80211_mesh_actioncode {
1772 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1773 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1774 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1775 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1776 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1777 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1778 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1779 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1780 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1781 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1782 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1783};
1784
e31a16d6
ZY		 1785/* Security key length */
1786enum ieee80211_key_len {
1787 WLAN_KEY_LEN_WEP40 = 5,
1788 WLAN_KEY_LEN_WEP104 = 13,
1789 WLAN_KEY_LEN_CCMP = 16,
1790 WLAN_KEY_LEN_TKIP = 32,
8fc0fee0 1791 WLAN_KEY_LEN_AES_CMAC = 16,
e31a16d6
ZY		 1792};
1793
dfe018bf
AN		 1794/* Public action codes */
1795enum ieee80211_pub_actioncode {
1796 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1797};
1798
1799/* TDLS action codes */
1800enum ieee80211_tdls_actioncode {
1801 WLAN_TDLS_SETUP_REQUEST = 0,
1802 WLAN_TDLS_SETUP_RESPONSE = 1,
1803 WLAN_TDLS_SETUP_CONFIRM = 2,
1804 WLAN_TDLS_TEARDOWN = 3,
1805 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1806 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1807 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1808 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1809 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1810 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1811 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1812};
1813
1814/*
1815 * TDLS capabililites to be enabled in the 5th byte of the
1816 * @WLAN_EID_EXT_CAPABILITY information element
1817 */
1818#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1819#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1820
c6f9d6c3
JB		 1821#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
1822
dfe018bf
AN		 1823/* TDLS specific payload type in the LLC/SNAP header */
1824#define WLAN_TDLS_SNAP_RFTYPE 0x2
1825
dbf498fb
JC		 1826/**
1827 * enum - mesh synchronization method identifier
1828 *
1829 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1830 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
a4f606ea 1831 * that will be specified in a vendor specific information element
dbf498fb
JC		 1832 */
1833enum {
1834 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1835 IEEE80211_SYNC_METHOD_VENDOR = 255,
1836};
1837
c80d545d
JC		 1838/**
1839 * enum - mesh path selection protocol identifier
1840 *
1841 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1842 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
a4f606ea 1843 * be specified in a vendor specific information element
c80d545d
JC		 1844 */
1845enum {
dcca1cfc 1846 IEEE80211_PATH_PROTOCOL_HWMP = 1,
c80d545d
JC		 1847 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1848};
1849
1850/**
1851 * enum - mesh path selection metric identifier
1852 *
1853 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1854 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
a4f606ea 1855 * specified in a vendor specific information element
c80d545d
JC		 1856 */
1857enum {
dcca1cfc 1858 IEEE80211_PATH_METRIC_AIRTIME = 1,
c80d545d
JC		 1859 IEEE80211_PATH_METRIC_VENDOR = 255,
1860};
1861
a69cc44f
CYY		 1862/**
1863 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1864 *
1865 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1866 *
1867 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1868 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1869 * this value
1870 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1871 * the proactive PREQ with proactive PREP subfield set to 0
1872 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1873 * supports the proactive PREQ with proactive PREP subfield set to 1
1874 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1875 * the proactive RANN
1876 */
1877enum ieee80211_root_mode_identifier {
1878 IEEE80211_ROOTMODE_NO_ROOT = 0,
1879 IEEE80211_ROOTMODE_ROOT = 1,
1880 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1881 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1882 IEEE80211_PROACTIVE_RANN = 4,
1883};
c80d545d 1884
3f2355cb
LR		 1885/*
1886 * IEEE 802.11-2007 7.3.2.9 Country information element
1887 *
1888 * Minimum length is 8 octets, ie len must be evenly
1889 * divisible by 2
1890 */
1891
1892/* Although the spec says 8 I'm seeing 6 in practice */
1893#define IEEE80211_COUNTRY_IE_MIN_LEN 6
1894
80751e2b
BZ		 1895/* The Country String field of the element shall be 3 octets in length */
1896#define IEEE80211_COUNTRY_STRING_LEN 3
1897
3f2355cb
LR		 1898/*
1899 * For regulatory extension stuff see IEEE 802.11-2007
1900 * Annex I (page 1141) and Annex J (page 1147). Also
1901 * review 7.3.2.9.
1902 *
1903 * When dot11RegulatoryClassesRequired is true and the
1904 * first_channel/reg_extension_id is >= 201 then the IE
1905 * compromises of the 'ext' struct represented below:
1906 *
1907 * - Regulatory extension ID - when generating IE this just needs
1908 * to be monotonically increasing for each triplet passed in
1909 * the IE
1910 * - Regulatory class - index into set of rules
1911 * - Coverage class - index into air propagation time (Table 7-27),
1912 * in microseconds, you can compute the air propagation time from
1913 * the index by multiplying by 3, so index 10 yields a propagation
1914 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1915 * yet. A value of 0 inicates air propagation of <= 1 us.
1916 *
1917 * See also Table I.2 for Emission limit sets and table
1918 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1919 * a reg_class to an emission limit set and behavior limit set.
1920 */
1921#define IEEE80211_COUNTRY_EXTENSION_ID 201
1922
1923/*
1924 * Channels numbers in the IE must be monotonically increasing
1925 * if dot11RegulatoryClassesRequired is not true.
1926 *
1927 * If dot11RegulatoryClassesRequired is true consecutive
1928 * subband triplets following a regulatory triplet shall
1929 * have monotonically increasing first_channel number fields.
1930 *
1931 * Channel numbers shall not overlap.
1932 *
1933 * Note that max_power is signed.
1934 */
1935struct ieee80211_country_ie_triplet {
1936 union {
1937 struct {
1938 u8 first_channel;
1939 u8 num_channels;
1940 s8 max_power;
598a5938 1941 } __packed chans;
3f2355cb
LR		 1942 struct {
1943 u8 reg_extension_id;
1944 u8 reg_class;
1945 u8 coverage_class;
598a5938 1946 } __packed ext;
3f2355cb 1947 };
598a5938 1948} __packed;
3f2355cb 1949
f797eb7e
JM		 1950enum ieee80211_timeout_interval_type {
1951 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1952 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1953 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1954};
1955
79ba1d89
JB		 1956/**
1957 * struct ieee80211_timeout_interval_ie - Timeout Interval element
1958 * @type: type, see &enum ieee80211_timeout_interval_type
1959 * @value: timeout interval value
1960 */
1961struct ieee80211_timeout_interval_ie {
1962 u8 type;
1963 __le32 value;
1964} __packed;
1965
6b4e3241
RR		 1966/* BACK action code */
1967enum ieee80211_back_actioncode {
1968 WLAN_ACTION_ADDBA_REQ = 0,
1969 WLAN_ACTION_ADDBA_RESP = 1,
1970 WLAN_ACTION_DELBA = 2,
1971};
1972
07db2183
RR		 1973/* BACK (block-ack) parties */
1974enum ieee80211_back_parties {
1975 WLAN_BACK_RECIPIENT = 0,
1976 WLAN_BACK_INITIATOR = 1,
07db2183
RR		 1977};
1978
fea14732
JM		 1979/* SA Query action */
1980enum ieee80211_sa_query_action {
1981 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1982 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1983};
1984
1985
a9de8ce0
JB		 1986/* cipher suite selectors */
1987#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1988#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1989#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1990/* reserved: 0x000FAC03 */
1991#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1992#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
3cfcf6ac 1993#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
b188148c 1994#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
a9de8ce0 1995
c2e889a7
JM		 1996#define WLAN_CIPHER_SUITE_SMS4 0x00147201
1997
6a669e65
JB		 1998/* AKM suite selectors */
1999#define WLAN_AKM_SUITE_8021X 0x000FAC01
2000#define WLAN_AKM_SUITE_PSK 0x000FAC02
d437c86b
BZ		 2001#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2002#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2003#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2004#define WLAN_AKM_SUITE_SAE 0x000FAC08
cfdfa4d3 2005#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
6a669e65 2006
a9de8ce0
JB		 2007#define WLAN_MAX_KEY_LEN 32
2008
67fbb16b
SO		 2009#define WLAN_PMKID_LEN 16
2010
0c28ec58
EP		 2011#define WLAN_OUI_WFA 0x506f9a
2012#define WLAN_OUI_TYPE_WFA_P2P 9
535588e6
AP		 2013#define WLAN_OUI_MICROSOFT 0x0050f2
2014#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
c2ebea20
AP		 2015#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2016#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
0c28ec58 2017
856799d5
KV		 2018/*
2019 * WMM/802.11e Tspec Element
2020 */
2021#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2022#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2023
2024enum ieee80211_tspec_status_code {
2025 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2026 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2027};
2028
2029struct ieee80211_tspec_ie {
2030 u8 element_id;
2031 u8 len;
2032 u8 oui[3];
2033 u8 oui_type;
2034 u8 oui_subtype;
2035 u8 version;
2036 __le16 tsinfo;
2037 u8 tsinfo_resvd;
2038 __le16 nominal_msdu;
2039 __le16 max_msdu;
2040 __le32 min_service_int;
2041 __le32 max_service_int;
2042 __le32 inactivity_int;
2043 __le32 suspension_int;
2044 __le32 service_start_time;
2045 __le32 min_data_rate;
2046 __le32 mean_data_rate;
2047 __le32 peak_data_rate;
2048 __le32 max_burst_size;
2049 __le32 delay_bound;
2050 __le32 min_phy_rate;
2051 __le16 sba;
2052 __le16 medium_time;
2053} __packed;
2054
fd7c8a40
HH		 2055/**
2056 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2057 * @hdr: the frame
2058 *
2059 * The qos ctrl bytes come after the frame_control, duration, seq_num
2060 * and 3 or 4 addresses of length ETH_ALEN.
2061 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2062 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2063 */
2064static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2065{
2066 if (ieee80211_has_a4(hdr->frame_control))
2067 return (u8 *)hdr + 30;
2068 else
2069 return (u8 *)hdr + 24;
2070}
2071
f97df02e
JB		 2072/**
2073 * ieee80211_get_SA - get pointer to SA
fd7c8a40 2074 * @hdr: the frame
f97df02e
JB		 2075 *
2076 * Given an 802.11 frame, this function returns the offset
2077 * to the source address (SA). It does not verify that the
2078 * header is long enough to contain the address, and the
2079 * header must be long enough to contain the frame control
2080 * field.
f97df02e
JB		 2081 */
2082static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2083{
fd7c8a40 2084 if (ieee80211_has_a4(hdr->frame_control))
5a433b3a 2085 return hdr->addr4;
fd7c8a40
HH		 2086 if (ieee80211_has_fromds(hdr->frame_control))
2087 return hdr->addr3;
2088 return hdr->addr2;
f97df02e
JB		 2089}
2090
2091/**
2092 * ieee80211_get_DA - get pointer to DA
fd7c8a40 2093 * @hdr: the frame
f97df02e
JB		 2094 *
2095 * Given an 802.11 frame, this function returns the offset
2096 * to the destination address (DA). It does not verify that
2097 * the header is long enough to contain the address, and the
2098 * header must be long enough to contain the frame control
2099 * field.
f97df02e
JB		 2100 */
2101static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2102{
fd7c8a40 2103 if (ieee80211_has_tods(hdr->frame_control))
f97df02e 2104 return hdr->addr3;
5a433b3a
HH		 2105 else
2106 return hdr->addr1;
f97df02e
JB		 2107}
2108
fb733336
JM		 2109/**
2110 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2111 * @hdr: the frame (buffer must include at least the first octet of payload)
2112 */
2113static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2114{
2115 if (ieee80211_is_disassoc(hdr->frame_control) ||
2116 ieee80211_is_deauth(hdr->frame_control))
2117 return true;
2118
2119 if (ieee80211_is_action(hdr->frame_control)) {
2120 u8 *category;
2121
2122 /*
2123 * Action frames, excluding Public Action frames, are Robust
2124 * Management Frames. However, if we are looking at a Protected
2125 * frame, skip the check since the data may be encrypted and
2126 * the frame has already been found to be a Robust Management
2127 * Frame (by the other end).
2128 */
2129 if (ieee80211_has_protected(hdr->frame_control))
2130 return true;
2131 category = ((u8 *) hdr) + 24;
528769cf
JM		 2132 return *category != WLAN_CATEGORY_PUBLIC &&
2133 *category != WLAN_CATEGORY_HT &&
8f9cb77d 2134 *category != WLAN_CATEGORY_SELF_PROTECTED &&
528769cf 2135 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
fb733336
JM		 2136 }
2137
2138 return false;
2139}
2140
3df6eaea
JB		 2141/**
2142 * ieee80211_is_public_action - check if frame is a public action frame
2143 * @hdr: the frame
2144 * @len: length of the frame
2145 */
2146static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2147 size_t len)
2148{
2149 struct ieee80211_mgmt *mgmt = (void *)hdr;
2150
2151 if (len < IEEE80211_MIN_ACTION_SIZE)
2152 return false;
2153 if (!ieee80211_is_action(hdr->frame_control))
2154 return false;
2155 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2156}
2157
9ee677c2
DK		 2158/**
2159 * ieee80211_dsss_chan_to_freq - get channel center frequency
2160 * @channel: the DSSS channel
2161 *
2162 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
2163 * Ref IEEE 802.11-2007 section 15.6
2164 */
2165static inline int ieee80211_dsss_chan_to_freq(int channel)
2166{
2167 if ((channel > 0) && (channel < 14))
2168 return 2407 + (channel * 5);
2169 else if (channel == 14)
2170 return 2484;
2171 else
2172 return -1;
2173}
2174
2175/**
2176 * ieee80211_freq_to_dsss_chan - get channel
2177 * @freq: the frequency
2178 *
2179 * Convert frequency (MHz) to IEEE802.11 DSSS channel
2180 * Ref IEEE 802.11-2007 section 15.6
2181 *
2182 * This routine selects the channel with the closest center frequency.
2183 */
2184static inline int ieee80211_freq_to_dsss_chan(int freq)
2185{
2186 if ((freq >= 2410) && (freq < 2475))
2187 return (freq - 2405) / 5;
2188 else if ((freq >= 2482) && (freq < 2487))
2189 return 14;
2190 else
2191 return -1;
2192}
2193
10f644a4
JB		 2194/**
2195 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2196 * @tu: the TUs
2197 */
2198static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2199{
2200 return 1024 * tu;
2201}
2202
e7ec86f5
JB		 2203/**
2204 * ieee80211_check_tim - check if AID bit is set in TIM
2205 * @tim: the TIM IE
2206 * @tim_len: length of the TIM IE
2207 * @aid: the AID to look for
2208 */
4a3cb702 2209static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
e7ec86f5
JB		 2210 u8 tim_len, u16 aid)
2211{
2212 u8 mask;
2213 u8 index, indexn1, indexn2;
2214
2215 if (unlikely(!tim || tim_len < sizeof(*tim)))
2216 return false;
2217
2218 aid &= 0x3fff;
2219 index = aid / 8;
2220 mask = 1 << (aid & 7);
2221
2222 indexn1 = tim->bitmap_ctrl & 0xfe;
2223 indexn2 = tim_len + indexn1 - 4;
2224
2225 if (index < indexn1 || index > indexn2)
2226 return false;
2227
2228 index -= indexn1;
2229
2230 return !!(tim->virtual_map[index] & mask);
2231}
2232
9387b7ca 2233#endif /* LINUX_IEEE80211_H */
Linux 6.x block layer and io_uring tree(s)