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mac80211: add TDLS connection timeout
[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>
2740f0cf 9 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
a9de8ce0
JB		 10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
15
9387b7ca
JL		 16#ifndef LINUX_IEEE80211_H
17#define LINUX_IEEE80211_H
a9de8ce0
JB		 18
19#include <linux/types.h>
574e2af7 20#include <linux/if_ether.h>
f97df02e 21#include <asm/byteorder.h>
a9de8ce0 22
3f46b29c
JB		 23/*
24 * DS bit usage
25 *
26 * TA = transmitter address
27 * RA = receiver address
28 * DA = destination address
29 * SA = source address
30 *
31 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
32 * -----------------------------------------------------------------
33 * 0 0 DA SA BSSID - IBSS/DLS
34 * 0 1 DA BSSID SA - AP -> STA
35 * 1 0 BSSID SA DA - AP <- STA
36 * 1 1 RA TA DA SA unspecified (WDS)
37 */
38
a9de8ce0
JB		 39#define FCS_LEN 4
40
41#define IEEE80211_FCTL_VERS 0x0003
42#define IEEE80211_FCTL_FTYPE 0x000c
43#define IEEE80211_FCTL_STYPE 0x00f0
44#define IEEE80211_FCTL_TODS 0x0100
45#define IEEE80211_FCTL_FROMDS 0x0200
46#define IEEE80211_FCTL_MOREFRAGS 0x0400
47#define IEEE80211_FCTL_RETRY 0x0800
48#define IEEE80211_FCTL_PM 0x1000
49#define IEEE80211_FCTL_MOREDATA 0x2000
50#define IEEE80211_FCTL_PROTECTED 0x4000
51#define IEEE80211_FCTL_ORDER 0x8000
b188148c 52#define IEEE80211_FCTL_CTL_EXT 0x0f00
a9de8ce0
JB		 53
54#define IEEE80211_SCTL_FRAG 0x000F
55#define IEEE80211_SCTL_SEQ 0xFFF0
56
57#define IEEE80211_FTYPE_MGMT 0x0000
58#define IEEE80211_FTYPE_CTL 0x0004
59#define IEEE80211_FTYPE_DATA 0x0008
b188148c 60#define IEEE80211_FTYPE_EXT 0x000c
a9de8ce0
JB		 61
62/* management */
63#define IEEE80211_STYPE_ASSOC_REQ 0x0000
64#define IEEE80211_STYPE_ASSOC_RESP 0x0010
65#define IEEE80211_STYPE_REASSOC_REQ 0x0020
66#define IEEE80211_STYPE_REASSOC_RESP 0x0030
67#define IEEE80211_STYPE_PROBE_REQ 0x0040
68#define IEEE80211_STYPE_PROBE_RESP 0x0050
69#define IEEE80211_STYPE_BEACON 0x0080
70#define IEEE80211_STYPE_ATIM 0x0090
71#define IEEE80211_STYPE_DISASSOC 0x00A0
72#define IEEE80211_STYPE_AUTH 0x00B0
73#define IEEE80211_STYPE_DEAUTH 0x00C0
74#define IEEE80211_STYPE_ACTION 0x00D0
75
76/* control */
b188148c 77#define IEEE80211_STYPE_CTL_EXT 0x0060
6b4e3241
RR		 78#define IEEE80211_STYPE_BACK_REQ 0x0080
79#define IEEE80211_STYPE_BACK 0x0090
a9de8ce0
JB		 80#define IEEE80211_STYPE_PSPOLL 0x00A0
81#define IEEE80211_STYPE_RTS 0x00B0
82#define IEEE80211_STYPE_CTS 0x00C0
83#define IEEE80211_STYPE_ACK 0x00D0
84#define IEEE80211_STYPE_CFEND 0x00E0
85#define IEEE80211_STYPE_CFENDACK 0x00F0
86
87/* data */
88#define IEEE80211_STYPE_DATA 0x0000
89#define IEEE80211_STYPE_DATA_CFACK 0x0010
90#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
91#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
92#define IEEE80211_STYPE_NULLFUNC 0x0040
93#define IEEE80211_STYPE_CFACK 0x0050
94#define IEEE80211_STYPE_CFPOLL 0x0060
95#define IEEE80211_STYPE_CFACKPOLL 0x0070
96#define IEEE80211_STYPE_QOS_DATA 0x0080
97#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
98#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
99#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
100#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
101#define IEEE80211_STYPE_QOS_CFACK 0x00D0
102#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
103#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
104
b188148c
VK		 105/* extension, added by 802.11ad */
106#define IEEE80211_STYPE_DMG_BEACON 0x0000
107
108/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
109#define IEEE80211_CTL_EXT_POLL 0x2000
110#define IEEE80211_CTL_EXT_SPR 0x3000
111#define IEEE80211_CTL_EXT_GRANT 0x4000
112#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
113#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
114#define IEEE80211_CTL_EXT_SSW 0x8000
115#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
116#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
a9de8ce0 117
9a886586
JB		 118
119#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
120#define IEEE80211_MAX_SN IEEE80211_SN_MASK
121#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
122
123static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
124{
125 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
126}
127
128static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
129{
130 return (sn1 + sn2) & IEEE80211_SN_MASK;
131}
132
133static inline u16 ieee80211_sn_inc(u16 sn)
134{
135 return ieee80211_sn_add(sn, 1);
136}
137
138static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
139{
140 return (sn1 - sn2) & IEEE80211_SN_MASK;
141}
142
143#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
144#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
145
a9de8ce0 146/* miscellaneous IEEE 802.11 constants */
c237899d
MW		 147#define IEEE80211_MAX_FRAG_THRESHOLD 2352
148#define IEEE80211_MAX_RTS_THRESHOLD 2353
a9de8ce0
JB		 149#define IEEE80211_MAX_AID 2007
150#define IEEE80211_MAX_TIM_LEN 251
e05ecccd 151#define IEEE80211_MAX_MESH_PEERINGS 63
a9de8ce0
JB		 152/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
153 6.2.1.1.2.
154
c237899d
MW		 155 802.11e clarifies the figure in section 7.1.2. The frame body is
156 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
157#define IEEE80211_MAX_DATA_LEN 2304
aa475b0e
VK		 158/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
159 * to 7920 bytes, see 8.2.3 General frame format
160 */
161#define IEEE80211_MAX_DATA_LEN_DMG 7920
c237899d
MW		 162/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
163#define IEEE80211_MAX_FRAME_LEN 2352
a9de8ce0
JB		 164
165#define IEEE80211_MAX_SSID_LEN 32
1239cd58 166
37c57989 167#define IEEE80211_MAX_MESH_ID_LEN 32
1239cd58 168
5a306f58
JB		 169#define IEEE80211_NUM_TIDS 16
170
fd7c8a40 171#define IEEE80211_QOS_CTL_LEN 2
04b7dcf9
JB		 172/* 1d tag mask */
173#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
174/* TID mask */
175#define IEEE80211_QOS_CTL_TID_MASK 0x000f
176/* EOSP */
177#define IEEE80211_QOS_CTL_EOSP 0x0010
178/* ACK policy */
179#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
180#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
181#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
182#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
6cc00d54 183#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
04b7dcf9
JB		 184/* A-MSDU 802.11n */
185#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
2154c81c
JC		 186/* Mesh Control 802.11s */
187#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
a9de8ce0 188
3f52b7e3
MP		 189/* Mesh Power Save Level */
190#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
191/* Mesh Receiver Service Period Initiated */
192#define IEEE80211_QOS_CTL_RSPI 0x0400
193
ab13315a
KV		 194/* U-APSD queue for WMM IEs sent by AP */
195#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
44316cb1 196#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
ab13315a
KV		 197
198/* U-APSD queues for WMM IEs sent by STA */
199#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
200#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
201#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
202#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
203#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
204
205/* U-APSD max SP length for WMM IEs sent by STA */
206#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
207#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
208#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
209#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
210#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
211#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
212
d0dd2de0
AT		 213#define IEEE80211_HT_CTL_LEN 4
214
a9de8ce0
JB		 215struct ieee80211_hdr {
216 __le16 frame_control;
217 __le16 duration_id;
574e2af7
JP		 218 u8 addr1[ETH_ALEN];
219 u8 addr2[ETH_ALEN];
220 u8 addr3[ETH_ALEN];
a9de8ce0 221 __le16 seq_ctrl;
574e2af7 222 u8 addr4[ETH_ALEN];
b8a31c9a 223} __packed __aligned(2);
a9de8ce0 224
7044cc56
KV		 225struct ieee80211_hdr_3addr {
226 __le16 frame_control;
227 __le16 duration_id;
574e2af7
JP		 228 u8 addr1[ETH_ALEN];
229 u8 addr2[ETH_ALEN];
230 u8 addr3[ETH_ALEN];
7044cc56 231 __le16 seq_ctrl;
b8a31c9a 232} __packed __aligned(2);
7044cc56 233
558a6669
KV		 234struct ieee80211_qos_hdr {
235 __le16 frame_control;
236 __le16 duration_id;
574e2af7
JP		 237 u8 addr1[ETH_ALEN];
238 u8 addr2[ETH_ALEN];
239 u8 addr3[ETH_ALEN];
558a6669
KV		 240 __le16 seq_ctrl;
241 __le16 qos_ctrl;
b8a31c9a 242} __packed __aligned(2);
558a6669 243
fd7c8a40
HH		 244/**
245 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
246 * @fc: frame control bytes in little-endian byteorder
247 */
248static inline int ieee80211_has_tods(__le16 fc)
249{
250 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
251}
252
253/**
254 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
255 * @fc: frame control bytes in little-endian byteorder
256 */
257static inline int ieee80211_has_fromds(__le16 fc)
258{
259 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
260}
261
262/**
263 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
264 * @fc: frame control bytes in little-endian byteorder
265 */
266static inline int ieee80211_has_a4(__le16 fc)
267{
268 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
269 return (fc & tmp) == tmp;
270}
271
272/**
273 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
274 * @fc: frame control bytes in little-endian byteorder
275 */
276static inline int ieee80211_has_morefrags(__le16 fc)
277{
278 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
279}
280
281/**
282 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
283 * @fc: frame control bytes in little-endian byteorder
284 */
285static inline int ieee80211_has_retry(__le16 fc)
286{
287 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
288}
289
290/**
291 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
292 * @fc: frame control bytes in little-endian byteorder
293 */
294static inline int ieee80211_has_pm(__le16 fc)
295{
296 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
297}
298
299/**
300 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
301 * @fc: frame control bytes in little-endian byteorder
302 */
303static inline int ieee80211_has_moredata(__le16 fc)
304{
305 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
306}
307
308/**
309 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
310 * @fc: frame control bytes in little-endian byteorder
311 */
312static inline int ieee80211_has_protected(__le16 fc)
313{
314 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
315}
316
317/**
318 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
319 * @fc: frame control bytes in little-endian byteorder
320 */
321static inline int ieee80211_has_order(__le16 fc)
322{
323 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
324}
325
326/**
327 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
328 * @fc: frame control bytes in little-endian byteorder
329 */
330static inline int ieee80211_is_mgmt(__le16 fc)
331{
332 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
333 cpu_to_le16(IEEE80211_FTYPE_MGMT);
334}
335
336/**
337 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
338 * @fc: frame control bytes in little-endian byteorder
339 */
340static inline int ieee80211_is_ctl(__le16 fc)
341{
342 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
343 cpu_to_le16(IEEE80211_FTYPE_CTL);
344}
345
346/**
347 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
348 * @fc: frame control bytes in little-endian byteorder
349 */
350static inline int ieee80211_is_data(__le16 fc)
351{
352 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
353 cpu_to_le16(IEEE80211_FTYPE_DATA);
354}
355
356/**
357 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
358 * @fc: frame control bytes in little-endian byteorder
359 */
360static inline int ieee80211_is_data_qos(__le16 fc)
361{
362 /*
363 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
364 * to check the one bit
365 */
366 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
367 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
368}
369
370/**
371 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
372 * @fc: frame control bytes in little-endian byteorder
373 */
374static inline int ieee80211_is_data_present(__le16 fc)
375{
376 /*
377 * mask with 0x40 and test that that bit is clear to only return true
378 * for the data-containing substypes.
379 */
380 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
381 cpu_to_le16(IEEE80211_FTYPE_DATA);
382}
383
384/**
385 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
386 * @fc: frame control bytes in little-endian byteorder
387 */
388static inline int ieee80211_is_assoc_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_ASSOC_REQ);
392}
393
394/**
395 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
396 * @fc: frame control bytes in little-endian byteorder
397 */
398static inline int ieee80211_is_assoc_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_ASSOC_RESP);
402}
403
404/**
405 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
406 * @fc: frame control bytes in little-endian byteorder
407 */
408static inline int ieee80211_is_reassoc_req(__le16 fc)
409{
410 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
411 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
412}
413
414/**
415 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
416 * @fc: frame control bytes in little-endian byteorder
417 */
418static inline int ieee80211_is_reassoc_resp(__le16 fc)
419{
420 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
421 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
422}
423
424/**
425 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
426 * @fc: frame control bytes in little-endian byteorder
427 */
428static inline int ieee80211_is_probe_req(__le16 fc)
429{
430 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
431 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
432}
433
434/**
435 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
436 * @fc: frame control bytes in little-endian byteorder
437 */
438static inline int ieee80211_is_probe_resp(__le16 fc)
439{
440 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
441 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
442}
443
444/**
445 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
446 * @fc: frame control bytes in little-endian byteorder
447 */
448static inline int ieee80211_is_beacon(__le16 fc)
449{
450 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
451 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
452}
453
454/**
455 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
456 * @fc: frame control bytes in little-endian byteorder
457 */
458static inline int ieee80211_is_atim(__le16 fc)
459{
460 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
461 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
462}
463
464/**
465 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
466 * @fc: frame control bytes in little-endian byteorder
467 */
468static inline int ieee80211_is_disassoc(__le16 fc)
469{
470 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
471 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
472}
473
474/**
475 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
476 * @fc: frame control bytes in little-endian byteorder
477 */
478static inline int ieee80211_is_auth(__le16 fc)
479{
480 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
481 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
482}
483
484/**
485 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
486 * @fc: frame control bytes in little-endian byteorder
487 */
488static inline int ieee80211_is_deauth(__le16 fc)
489{
490 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
491 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
492}
493
494/**
495 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
496 * @fc: frame control bytes in little-endian byteorder
497 */
498static inline int ieee80211_is_action(__le16 fc)
499{
500 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
501 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
502}
503
504/**
505 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
506 * @fc: frame control bytes in little-endian byteorder
507 */
508static inline int ieee80211_is_back_req(__le16 fc)
509{
510 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
511 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
512}
513
514/**
515 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
516 * @fc: frame control bytes in little-endian byteorder
517 */
518static inline int ieee80211_is_back(__le16 fc)
519{
520 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
521 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
522}
523
524/**
525 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
526 * @fc: frame control bytes in little-endian byteorder
527 */
528static inline int ieee80211_is_pspoll(__le16 fc)
529{
530 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
531 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
532}
533
534/**
535 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
536 * @fc: frame control bytes in little-endian byteorder
537 */
538static inline int ieee80211_is_rts(__le16 fc)
539{
540 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
541 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
542}
543
544/**
545 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
546 * @fc: frame control bytes in little-endian byteorder
547 */
548static inline int ieee80211_is_cts(__le16 fc)
549{
550 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
551 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
552}
553
554/**
555 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
556 * @fc: frame control bytes in little-endian byteorder
557 */
558static inline int ieee80211_is_ack(__le16 fc)
559{
560 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
561 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
562}
563
564/**
565 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
566 * @fc: frame control bytes in little-endian byteorder
567 */
568static inline int ieee80211_is_cfend(__le16 fc)
569{
570 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
571 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
572}
573
574/**
575 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
576 * @fc: frame control bytes in little-endian byteorder
577 */
578static inline int ieee80211_is_cfendack(__le16 fc)
579{
580 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
581 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
582}
583
584/**
22403def 585 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
fd7c8a40
HH		 586 * @fc: frame control bytes in little-endian byteorder
587 */
588static inline int ieee80211_is_nullfunc(__le16 fc)
589{
590 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
591 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
592}
a9de8ce0 593
22403def
JB		 594/**
595 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
596 * @fc: frame control bytes in little-endian byteorder
597 */
598static inline int ieee80211_is_qos_nullfunc(__le16 fc)
599{
600 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
601 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
602}
603
b4ba544c
JB		 604/**
605 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
606 * @fc: frame control field in little-endian byteorder
607 */
608static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
609{
610 /* IEEE 802.11-2012, definition of "bufferable management frame";
611 * note that this ignores the IBSS special case. */
612 return ieee80211_is_mgmt(fc) &&
613 (ieee80211_is_action(fc) ||
614 ieee80211_is_disassoc(fc) ||
615 ieee80211_is_deauth(fc));
616}
617
8cb25e14
HS		 618/**
619 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
620 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
621 */
622static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
623{
624 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
625}
626
37c57989
LCC		 627struct ieee80211s_hdr {
628 u8 flags;
629 u8 ttl;
51ceddad 630 __le32 seqnum;
574e2af7
JP		 631 u8 eaddr1[ETH_ALEN];
632 u8 eaddr2[ETH_ALEN];
b8a31c9a 633} __packed __aligned(2);
37c57989 634
79617dee
Y		 635/* Mesh flags */
636#define MESH_FLAGS_AE_A4 0x1
637#define MESH_FLAGS_AE_A5_A6 0x2
e31a16d6 638#define MESH_FLAGS_AE 0x3
79617dee
Y		 639#define MESH_FLAGS_PS_DEEP 0x4
640
a69cc44f
CYY		 641/**
642 * enum ieee80211_preq_flags - mesh PREQ element flags
643 *
644 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
645 */
646enum ieee80211_preq_flags {
647 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
648};
649
650/**
651 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
652 *
653 * @IEEE80211_PREQ_TO_FLAG: target only subfield
654 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
655 */
656enum ieee80211_preq_target_flags {
657 IEEE80211_PREQ_TO_FLAG = 1<<0,
658 IEEE80211_PREQ_USN_FLAG = 1<<2,
659};
660
f2df3859
AK		 661/**
662 * struct ieee80211_quiet_ie
663 *
664 * This structure refers to "Quiet information element"
665 */
666struct ieee80211_quiet_ie {
667 u8 count;
668 u8 period;
669 __le16 duration;
670 __le16 offset;
598a5938 671} __packed;
f2df3859
AK		 672
673/**
674 * struct ieee80211_msrment_ie
675 *
676 * This structure refers to "Measurement Request/Report information element"
677 */
678struct ieee80211_msrment_ie {
679 u8 token;
680 u8 mode;
681 u8 type;
682 u8 request[0];
598a5938 683} __packed;
f2df3859
AK		 684
685/**
686 * struct ieee80211_channel_sw_ie
687 *
688 * This structure refers to "Channel Switch Announcement information element"
689 */
690struct ieee80211_channel_sw_ie {
691 u8 mode;
692 u8 new_ch_num;
693 u8 count;
598a5938 694} __packed;
37c57989 695
b4f286a1
JB		 696/**
697 * struct ieee80211_ext_chansw_ie
698 *
699 * This structure represents the "Extended Channel Switch Announcement element"
700 */
701struct ieee80211_ext_chansw_ie {
702 u8 mode;
703 u8 new_operating_class;
704 u8 new_ch_num;
705 u8 count;
706} __packed;
707
85220d71
JB		 708/**
709 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
710 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
711 * values here
712 * This structure represents the "Secondary Channel Offset element"
713 */
714struct ieee80211_sec_chan_offs_ie {
715 u8 sec_chan_offs;
716} __packed;
717
8f2535b9
CYY		 718/**
719 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
720 *
721 * This structure represents the "Mesh Channel Switch Paramters element"
722 */
723struct ieee80211_mesh_chansw_params_ie {
724 u8 mesh_ttl;
725 u8 mesh_flags;
726 __le16 mesh_reason;
727 __le16 mesh_pre_value;
728} __packed;
729
b2e506bf
JB		 730/**
731 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
732 */
733struct ieee80211_wide_bw_chansw_ie {
734 u8 new_channel_width;
735 u8 new_center_freq_seg0, new_center_freq_seg1;
736} __packed;
737
98f7dfd8
EG		 738/**
739 * struct ieee80211_tim
740 *
741 * This structure refers to "Traffic Indication Map information element"
742 */
743struct ieee80211_tim_ie {
744 u8 dtim_count;
745 u8 dtim_period;
746 u8 bitmap_ctrl;
747 /* variable size: 1 - 251 bytes */
e7ec86f5 748 u8 virtual_map[1];
598a5938 749} __packed;
98f7dfd8 750
136cfa28
RP		 751/**
752 * struct ieee80211_meshconf_ie
753 *
754 * This structure refers to "Mesh Configuration information element"
755 */
756struct ieee80211_meshconf_ie {
757 u8 meshconf_psel;
758 u8 meshconf_pmetric;
759 u8 meshconf_congest;
760 u8 meshconf_synch;
761 u8 meshconf_auth;
762 u8 meshconf_form;
763 u8 meshconf_cap;
598a5938 764} __packed;
136cfa28 765
65821635
MP		 766/**
767 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
768 *
769 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
770 * additional mesh peerings with other mesh STAs
771 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
772 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
773 * is ongoing
3f52b7e3
MP		 774 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
775 * neighbors in deep sleep mode
65821635
MP		 776 */
777enum mesh_config_capab_flags {
778 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
779 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
780 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
3f52b7e3 781 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
65821635
MP		 782};
783
8f2535b9
CYY		 784/**
785 * mesh channel switch parameters element's flag indicator
786 *
787 */
788#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
789#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
790#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
791
90a5e169
RP		 792/**
793 * struct ieee80211_rann_ie
794 *
795 * This structure refers to "Root Announcement information element"
796 */
797struct ieee80211_rann_ie {
798 u8 rann_flags;
799 u8 rann_hopcount;
800 u8 rann_ttl;
574e2af7 801 u8 rann_addr[ETH_ALEN];
292c41ac
CYY		 802 __le32 rann_seq;
803 __le32 rann_interval;
804 __le32 rann_metric;
598a5938 805} __packed;
90a5e169 806
5ee68e5b
JC		 807enum ieee80211_rann_flags {
808 RANN_FLAG_IS_GATE = 1 << 0,
809};
810
ec61cd63
JB		 811enum ieee80211_ht_chanwidth_values {
812 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
813 IEEE80211_HT_CHANWIDTH_ANY = 1,
814};
815
7bf9b9a0
JB		 816/**
817 * enum ieee80211_opmode_bits - VHT operating mode field bits
818 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
819 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
820 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
821 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
822 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
823 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
824 * (the NSS value is the value of this field + 1)
825 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
826 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
827 * using a beamforming steering matrix
828 */
829enum ieee80211_vht_opmode_bits {
830 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
831 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
832 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
833 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
834 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
835 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
836 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
837 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
838};
839
9dfd6ba3 840#define WLAN_SA_QUERY_TR_ID_LEN 2
fea14732 841
170fd0b1
AO		 842/**
843 * struct ieee80211_tpc_report_ie
844 *
845 * This structure refers to "TPC Report element"
846 */
847struct ieee80211_tpc_report_ie {
848 u8 tx_power;
849 u8 link_margin;
850} __packed;
851
a9de8ce0
JB		 852struct ieee80211_mgmt {
853 __le16 frame_control;
854 __le16 duration;
574e2af7
JP		 855 u8 da[ETH_ALEN];
856 u8 sa[ETH_ALEN];
857 u8 bssid[ETH_ALEN];
a9de8ce0
JB		 858 __le16 seq_ctrl;
859 union {
860 struct {
861 __le16 auth_alg;
862 __le16 auth_transaction;
863 __le16 status_code;
864 /* possibly followed by Challenge text */
865 u8 variable[0];
598a5938 866 } __packed auth;
a9de8ce0
JB		 867 struct {
868 __le16 reason_code;
598a5938 869 } __packed deauth;
a9de8ce0
JB		 870 struct {
871 __le16 capab_info;
872 __le16 listen_interval;
873 /* followed by SSID and Supported rates */
874 u8 variable[0];
598a5938 875 } __packed assoc_req;
a9de8ce0
JB		 876 struct {
877 __le16 capab_info;
878 __le16 status_code;
879 __le16 aid;
880 /* followed by Supported rates */
881 u8 variable[0];
598a5938 882 } __packed assoc_resp, reassoc_resp;
a9de8ce0
JB		 883 struct {
884 __le16 capab_info;
885 __le16 listen_interval;
574e2af7 886 u8 current_ap[ETH_ALEN];
a9de8ce0
JB		 887 /* followed by SSID and Supported rates */
888 u8 variable[0];
598a5938 889 } __packed reassoc_req;
a9de8ce0
JB		 890 struct {
891 __le16 reason_code;
598a5938 892 } __packed disassoc;
a9de8ce0
JB		 893 struct {
894 __le64 timestamp;
895 __le16 beacon_int;
896 __le16 capab_info;
897 /* followed by some of SSID, Supported rates,
898 * FH Params, DS Params, CF Params, IBSS Params, TIM */
899 u8 variable[0];
598a5938 900 } __packed beacon;
a9de8ce0
JB		 901 struct {
902 /* only variable items: SSID, Supported rates */
903 u8 variable[0];
598a5938 904 } __packed probe_req;
a9de8ce0
JB		 905 struct {
906 __le64 timestamp;
907 __le16 beacon_int;
908 __le16 capab_info;
909 /* followed by some of SSID, Supported rates,
910 * FH Params, DS Params, CF Params, IBSS Params */
911 u8 variable[0];
598a5938 912 } __packed probe_resp;
a9de8ce0
JB		 913 struct {
914 u8 category;
915 union {
916 struct {
917 u8 action_code;
918 u8 dialog_token;
919 u8 status_code;
920 u8 variable[0];
598a5938 921 } __packed wme_action;
a9de8ce0
JB		 922 struct{
923 u8 action_code;
37799e52 924 u8 variable[0];
598a5938 925 } __packed chan_switch;
1b3a2e49
JB		 926 struct{
927 u8 action_code;
928 struct ieee80211_ext_chansw_ie data;
929 u8 variable[0];
930 } __packed ext_chan_switch;
f2df3859
AK		 931 struct{
932 u8 action_code;
933 u8 dialog_token;
934 u8 element_id;
935 u8 length;
936 struct ieee80211_msrment_ie msr_elem;
598a5938 937 } __packed measurement;
6b4e3241
RR		 938 struct{
939 u8 action_code;
940 u8 dialog_token;
941 __le16 capab;
942 __le16 timeout;
943 __le16 start_seq_num;
598a5938 944 } __packed addba_req;
6b4e3241
RR		 945 struct{
946 u8 action_code;
947 u8 dialog_token;
948 __le16 status;
949 __le16 capab;
950 __le16 timeout;
598a5938 951 } __packed addba_resp;
6b4e3241
RR		 952 struct{
953 u8 action_code;
954 __le16 params;
955 __le16 reason_code;
598a5938 956 } __packed delba;
6709a6d9
TP		 957 struct {
958 u8 action_code;
959 u8 variable[0];
598a5938 960 } __packed self_prot;
37c57989
LCC		 961 struct{
962 u8 action_code;
963 u8 variable[0];
598a5938 964 } __packed mesh_action;
fea14732
JM		 965 struct {
966 u8 action;
967 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
598a5938 968 } __packed sa_query;
0f78231b
JB		 969 struct {
970 u8 action;
971 u8 smps_control;
598a5938 972 } __packed ht_smps;
ec61cd63
JB		 973 struct {
974 u8 action_code;
975 u8 chanwidth;
976 } __packed ht_notify_cw;
dfe018bf
AN		 977 struct {
978 u8 action_code;
979 u8 dialog_token;
980 __le16 capability;
981 u8 variable[0];
982 } __packed tdls_discover_resp;
7bf9b9a0
JB		 983 struct {
984 u8 action_code;
985 u8 operating_mode;
986 } __packed vht_opmode_notif;
170fd0b1
AO		 987 struct {
988 u8 action_code;
989 u8 dialog_token;
990 u8 tpc_elem_id;
991 u8 tpc_elem_length;
992 struct ieee80211_tpc_report_ie tpc;
993 } __packed tpc_report;
a9de8ce0 994 } u;
598a5938 995 } __packed action;
a9de8ce0 996 } u;
b8a31c9a 997} __packed __aligned(2);
a9de8ce0 998
c74d084f
CL		 999/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
1000#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1001
44d414db
JB		 1002/* mgmt header + 1 byte category code */
1003#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1004
a9de8ce0 1005
765cb46a
JM		 1006/* Management MIC information element (IEEE 802.11w) */
1007struct ieee80211_mmie {
1008 u8 element_id;
1009 u8 length;
1010 __le16 key_id;
1011 u8 sequence_number[6];
1012 u8 mic[8];
598a5938 1013} __packed;
765cb46a 1014
0c28ec58
EP		 1015struct ieee80211_vendor_ie {
1016 u8 element_id;
1017 u8 len;
1018 u8 oui[3];
1019 u8 oui_type;
1020} __packed;
1021
6f7eaa47
AN		 1022struct ieee80211_wmm_ac_param {
1023 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1024 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1025 __le16 txop_limit;
1026} __packed;
1027
1028struct ieee80211_wmm_param_ie {
1029 u8 element_id; /* Element ID: 221 (0xdd); */
1030 u8 len; /* Length: 24 */
1031 /* required fields for WMM version 1 */
1032 u8 oui[3]; /* 00:50:f2 */
1033 u8 oui_type; /* 2 */
1034 u8 oui_subtype; /* 1 */
1035 u8 version; /* 1 for WMM version 1.0 */
1036 u8 qos_info; /* AP/STA specific QoS info */
1037 u8 reserved; /* 0 */
1038 /* AC_BE, AC_BK, AC_VI, AC_VO */
1039 struct ieee80211_wmm_ac_param ac[4];
1040} __packed;
1041
a9de8ce0
JB		 1042/* Control frames */
1043struct ieee80211_rts {
1044 __le16 frame_control;
1045 __le16 duration;
574e2af7
JP		 1046 u8 ra[ETH_ALEN];
1047 u8 ta[ETH_ALEN];
b8a31c9a 1048} __packed __aligned(2);
a9de8ce0
JB		 1049
1050struct ieee80211_cts {
1051 __le16 frame_control;
1052 __le16 duration;
574e2af7 1053 u8 ra[ETH_ALEN];
b8a31c9a 1054} __packed __aligned(2);
a9de8ce0 1055
fc6971d4
JM		 1056struct ieee80211_pspoll {
1057 __le16 frame_control;
1058 __le16 aid;
574e2af7
JP		 1059 u8 bssid[ETH_ALEN];
1060 u8 ta[ETH_ALEN];
b8a31c9a 1061} __packed __aligned(2);
fc6971d4 1062
dfe018bf
AN		 1063/* TDLS */
1064
1065/* Link-id information element */
1066struct ieee80211_tdls_lnkie {
1067 u8 ie_type; /* Link Identifier IE */
1068 u8 ie_len;
574e2af7
JP		 1069 u8 bssid[ETH_ALEN];
1070 u8 init_sta[ETH_ALEN];
1071 u8 resp_sta[ETH_ALEN];
dfe018bf
AN		 1072} __packed;
1073
1074struct ieee80211_tdls_data {
574e2af7
JP		 1075 u8 da[ETH_ALEN];
1076 u8 sa[ETH_ALEN];
dfe018bf
AN		 1077 __be16 ether_type;
1078 u8 payload_type;
1079 u8 category;
1080 u8 action_code;
1081 union {
1082 struct {
1083 u8 dialog_token;
1084 __le16 capability;
1085 u8 variable[0];
1086 } __packed setup_req;
1087 struct {
1088 __le16 status_code;
1089 u8 dialog_token;
1090 __le16 capability;
1091 u8 variable[0];
1092 } __packed setup_resp;
1093 struct {
1094 __le16 status_code;
1095 u8 dialog_token;
1096 u8 variable[0];
1097 } __packed setup_cfm;
1098 struct {
1099 __le16 reason_code;
1100 u8 variable[0];
1101 } __packed teardown;
1102 struct {
1103 u8 dialog_token;
1104 u8 variable[0];
1105 } __packed discover_req;
1106 } u;
1107} __packed;
1108
ba350fbc
AS		 1109/*
1110 * Peer-to-Peer IE attribute related definitions.
1111 */
1112/**
1113 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1114 */
1115enum ieee80211_p2p_attr_id {
1116 IEEE80211_P2P_ATTR_STATUS = 0,
1117 IEEE80211_P2P_ATTR_MINOR_REASON,
1118 IEEE80211_P2P_ATTR_CAPABILITY,
1119 IEEE80211_P2P_ATTR_DEVICE_ID,
1120 IEEE80211_P2P_ATTR_GO_INTENT,
1121 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1122 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1123 IEEE80211_P2P_ATTR_GROUP_BSSID,
1124 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1125 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1126 IEEE80211_P2P_ATTR_MANAGABILITY,
1127 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1128 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1129 IEEE80211_P2P_ATTR_DEVICE_INFO,
1130 IEEE80211_P2P_ATTR_GROUP_INFO,
1131 IEEE80211_P2P_ATTR_GROUP_ID,
1132 IEEE80211_P2P_ATTR_INTERFACE,
1133 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1134 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1135 /* 19 - 220: Reserved */
1136 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1137
1138 IEEE80211_P2P_ATTR_MAX
1139};
1140
19dde0bd
JD		 1141/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1142/* Typical max value used here */
1143#define IEEE80211_P2P_NOA_DESC_MAX 4
1144
1145struct ieee80211_p2p_noa_desc {
1146 u8 count;
1147 __le32 duration;
1148 __le32 interval;
1149 __le32 start_time;
1150} __packed;
1151
1152struct ieee80211_p2p_noa_attr {
1153 u8 index;
1154 u8 oppps_ctwindow;
1155 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1156} __packed;
1157
1158#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1159#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1160
6b4e3241
RR		 1161/**
1162 * struct ieee80211_bar - HT Block Ack Request
1163 *
1164 * This structure refers to "HT BlockAckReq" as
1165 * described in 802.11n draft section 7.2.1.7.1
1166 */
1167struct ieee80211_bar {
1168 __le16 frame_control;
1169 __le16 duration;
574e2af7
JP		 1170 __u8 ra[ETH_ALEN];
1171 __u8 ta[ETH_ALEN];
a8b47ea3
RR		 1172 __le16 control;
1173 __le16 start_seq_num;
598a5938 1174} __packed;
6b4e3241 1175
429a3805 1176/* 802.11 BAR control masks */
c1407b6c
HS		 1177#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1178#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1179#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1180#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1181#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
d9fe60de
JB		 1182
1183#define IEEE80211_HT_MCS_MASK_LEN 10
1184
1185/**
1186 * struct ieee80211_mcs_info - MCS information
1187 * @rx_mask: RX mask
9da3e068
LR		 1188 * @rx_highest: highest supported RX rate. If set represents
1189 * the highest supported RX data rate in units of 1 Mbps.
1190 * If this field is 0 this value should not be used to
1191 * consider the highest RX data rate supported.
d9fe60de
JB		 1192 * @tx_params: TX parameters
1193 */
1194struct ieee80211_mcs_info {
1195 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1196 __le16 rx_highest;
1197 u8 tx_params;
1198 u8 reserved[3];
598a5938 1199} __packed;
d9fe60de
JB		 1200
1201/* 802.11n HT capability MSC set */
1202#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1203#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1204#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1205/* value 0 == 1 stream etc */
1206#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1207#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1208#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1209#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1210
1211/*
1212 * 802.11n D5.0 20.3.5 / 20.6 says:
1213 * - indices 0 to 7 and 32 are single spatial stream
1214 * - 8 to 31 are multiple spatial streams using equal modulation
1215 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1216 * - remainder are multiple spatial streams using unequal modulation
1217 */
1218#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1219#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1220 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1221
6b4e3241
RR		 1222/**
1223 * struct ieee80211_ht_cap - HT capabilities
1224 *
d9fe60de
JB		 1225 * This structure is the "HT capabilities element" as
1226 * described in 802.11n D5.0 7.3.2.57
6b4e3241
RR		 1227 */
1228struct ieee80211_ht_cap {
1229 __le16 cap_info;
1230 u8 ampdu_params_info;
d9fe60de
JB		 1231
1232 /* 16 bytes MCS information */
1233 struct ieee80211_mcs_info mcs;
1234
6b4e3241
RR		 1235 __le16 extended_ht_cap_info;
1236 __le32 tx_BF_cap_info;
1237 u8 antenna_selection_info;
598a5938 1238} __packed;
6b4e3241 1239
d9fe60de
JB		 1240/* 802.11n HT capabilities masks (for cap_info) */
1241#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1242#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1243#define IEEE80211_HT_CAP_SM_PS 0x000C
0f78231b 1244#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
d9fe60de
JB		 1245#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1246#define IEEE80211_HT_CAP_SGI_20 0x0020
1247#define IEEE80211_HT_CAP_SGI_40 0x0040
1248#define IEEE80211_HT_CAP_TX_STBC 0x0080
1249#define IEEE80211_HT_CAP_RX_STBC 0x0300
f79d9bad 1250#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
d9fe60de
JB		 1251#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1252#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1253#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
9a418af5 1254#define IEEE80211_HT_CAP_RESERVED 0x2000
d9fe60de
JB		 1255#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1256#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1257
4dd365fd
BZ		 1258/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1259#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1260#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1261#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1262#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1263#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1264#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1265#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1266
d9fe60de
JB		 1267/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1268#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1269#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
0f78231b 1270#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
d9fe60de 1271
d1eba248
S		 1272/*
1273 * Maximum length of AMPDU that the STA can receive.
1274 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1275 */
1276enum ieee80211_max_ampdu_length_exp {
1277 IEEE80211_HT_MAX_AMPDU_8K = 0,
1278 IEEE80211_HT_MAX_AMPDU_16K = 1,
1279 IEEE80211_HT_MAX_AMPDU_32K = 2,
1280 IEEE80211_HT_MAX_AMPDU_64K = 3
1281};
1282
1283#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1284
1285/* Minimum MPDU start spacing */
1286enum ieee80211_min_mpdu_spacing {
1287 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1288 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1289 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1290 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1291 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1292 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1293 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1294 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1295};
1296
6b4e3241 1297/**
074d46d1 1298 * struct ieee80211_ht_operation - HT operation IE
6b4e3241 1299 *
074d46d1
JB		 1300 * This structure is the "HT operation element" as
1301 * described in 802.11n-2009 7.3.2.57
6b4e3241 1302 */
074d46d1
JB		 1303struct ieee80211_ht_operation {
1304 u8 primary_chan;
6b4e3241
RR		 1305 u8 ht_param;
1306 __le16 operation_mode;
1307 __le16 stbc_param;
1308 u8 basic_set[16];
598a5938 1309} __packed;
6b4e3241 1310
d9fe60de
JB		 1311/* for ht_param */
1312#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1313#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1314#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1315#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1316#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1317#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
d9fe60de
JB		 1318
1319/* for operation_mode */
1320#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1321#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1322#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1323#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1324#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1325#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1326#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1327
1328/* for stbc_param */
1329#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1330#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1331#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1332#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1333#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1334#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1335
a9de8ce0 1336
44d414db
JB		 1337/* block-ack parameters */
1338#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1339#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
8d661f1e 1340#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
44d414db
JB		 1341#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1342#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1343
1344/*
1345 * A-PMDU buffer sizes
1346 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1347 */
1348#define IEEE80211_MIN_AMPDU_BUF 0x8
1349#define IEEE80211_MAX_AMPDU_BUF 0x40
1350
1351
0f78231b 1352/* Spatial Multiplexing Power Save Modes (for capability) */
00c5ae2f
TW		 1353#define WLAN_HT_CAP_SM_PS_STATIC 0
1354#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1355#define WLAN_HT_CAP_SM_PS_INVALID 2
1356#define WLAN_HT_CAP_SM_PS_DISABLED 3
e53cfe0e 1357
0f78231b
JB		 1358/* for SM power control field lower two bits */
1359#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1360#define WLAN_HT_SMPS_CONTROL_STATIC 1
1361#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1362
ce0e1695
MP		 1363/**
1364 * struct ieee80211_vht_mcs_info - VHT MCS information
1365 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1366 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1367 * STA can receive. Rate expressed in units of 1 Mbps.
1368 * If this field is 0 this value should not be used to
1369 * consider the highest RX data rate supported.
7173a1fa 1370 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1371 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1372 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1373 * STA can transmit. Rate expressed in units of 1 Mbps.
1374 * If this field is 0 this value should not be used to
1375 * consider the highest TX data rate supported.
7173a1fa 1376 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1377 */
1378struct ieee80211_vht_mcs_info {
1379 __le16 rx_mcs_map;
1380 __le16 rx_highest;
1381 __le16 tx_mcs_map;
1382 __le16 tx_highest;
1383} __packed;
1384
7173a1fa
JB		 1385/**
1386 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1387 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1388 * number of streams
1389 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1390 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1391 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1392 *
1393 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1394 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1395 * both split into 8 subfields by number of streams. These values indicate
1396 * which MCSes are supported for the number of streams the value appears
1397 * for.
1398 */
1399enum ieee80211_vht_mcs_support {
1400 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1401 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1402 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1403 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1404};
1405
d4950281
MP		 1406/**
1407 * struct ieee80211_vht_cap - VHT capabilities
1408 *
1409 * This structure is the "VHT capabilities element" as
1410 * described in 802.11ac D3.0 8.4.2.160
1411 * @vht_cap_info: VHT capability info
1412 * @supp_mcs: VHT MCS supported rates
1413 */
1414struct ieee80211_vht_cap {
1415 __le32 vht_cap_info;
1416 struct ieee80211_vht_mcs_info supp_mcs;
1417} __packed;
1418
f2d9d270
JB		 1419/**
1420 * enum ieee80211_vht_chanwidth - VHT channel width
1421 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1422 * determine the channel width (20 or 40 MHz)
1423 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1424 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1425 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1426 */
1427enum ieee80211_vht_chanwidth {
1428 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1429 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1430 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1431 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1432};
1433
d4950281
MP		 1434/**
1435 * struct ieee80211_vht_operation - VHT operation IE
1436 *
1437 * This structure is the "VHT operation element" as
1438 * described in 802.11ac D3.0 8.4.2.161
1439 * @chan_width: Operating channel width
1440 * @center_freq_seg1_idx: center freq segment 1 index
1441 * @center_freq_seg2_idx: center freq segment 2 index
1442 * @basic_mcs_set: VHT Basic MCS rate set
1443 */
1444struct ieee80211_vht_operation {
1445 u8 chan_width;
1446 u8 center_freq_seg1_idx;
1447 u8 center_freq_seg2_idx;
1448 __le16 basic_mcs_set;
1449} __packed;
1450
1451
ce0e1695 1452/* 802.11ac VHT Capabilities */
01331040
JB		 1453#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1454#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1455#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1456#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1457#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
0af83d3d 1458#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
01331040
JB		 1459#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1460#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1461#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1462#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1463#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1464#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1465#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1466#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
55d942f4 1467#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
01331040
JB		 1468#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1469#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
fbdd90ea
ES		 1470#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1471#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1472 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1473#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1474#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1475 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
01331040
JB		 1476#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1477#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1478#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1479#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1480#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1481#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1482 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1483#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1484#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1485#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1486#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
ce0e1695 1487
a9de8ce0
JB		 1488/* Authentication algorithms */
1489#define WLAN_AUTH_OPEN 0
1490#define WLAN_AUTH_SHARED_KEY 1
636a5d36 1491#define WLAN_AUTH_FT 2
cfdfa4d3 1492#define WLAN_AUTH_SAE 3
bb608e9d 1493#define WLAN_AUTH_LEAP 128
a9de8ce0
JB		 1494
1495#define WLAN_AUTH_CHALLENGE_LEN 128
1496
1497#define WLAN_CAPABILITY_ESS (1<<0)
1498#define WLAN_CAPABILITY_IBSS (1<<1)
0a35d36d 1499
333ba732
EP		 1500/*
1501 * A mesh STA sets the ESS and IBSS capability bits to zero.
1502 * however, this holds true for p2p probe responses (in the p2p_find
1503 * phase) as well.
1504 */
1505#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
0a35d36d
JC		 1506 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1507
a9de8ce0
JB		 1508#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1509#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1510#define WLAN_CAPABILITY_PRIVACY (1<<4)
1511#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1512#define WLAN_CAPABILITY_PBCC (1<<6)
1513#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
b6623486 1514
a9de8ce0
JB		 1515/* 802.11h */
1516#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1517#define WLAN_CAPABILITY_QOS (1<<9)
1518#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
0f6dfcee
VK		 1519#define WLAN_CAPABILITY_APSD (1<<11)
1520#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
a9de8ce0 1521#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
0f6dfcee
VK		 1522#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1523#define WLAN_CAPABILITY_IMM_BACK (1<<15)
b188148c
VK		 1524
1525/* DMG (60gHz) 802.11ad */
1526/* type - bits 0..1 */
0f6dfcee 1527#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
b188148c
VK		 1528#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1529#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1530#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1531
1532#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
0f6dfcee 1533#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
b188148c
VK		 1534#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1535#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1536
1537#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1538#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1539
b6623486
AK		 1540/* measurement */
1541#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1542#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1543#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1544
1545#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1546#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1547#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1548
5628221c
DD		 1549/* 802.11g ERP information element */
1550#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1551#define WLAN_ERP_USE_PROTECTION (1<<1)
1552#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1553
1554/* WLAN_ERP_BARKER_PREAMBLE values */
1555enum {
1556 WLAN_ERP_PREAMBLE_SHORT = 0,
1557 WLAN_ERP_PREAMBLE_LONG = 1,
1558};
1559
b188148c
VK		 1560/* Band ID, 802.11ad #8.4.1.45 */
1561enum {
1562 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1563 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1564 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1565 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1566 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1567 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1568};
1569
a9de8ce0
JB		 1570/* Status codes */
1571enum ieee80211_statuscode {
1572 WLAN_STATUS_SUCCESS = 0,
1573 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1574 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1575 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1576 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1577 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1578 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1579 WLAN_STATUS_CHALLENGE_FAIL = 15,
1580 WLAN_STATUS_AUTH_TIMEOUT = 16,
1581 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1582 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1583 /* 802.11b */
1584 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1585 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1586 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1587 /* 802.11h */
1588 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1589 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1590 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1591 /* 802.11g */
1592 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1593 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
63a5ab82
JM		 1594 /* 802.11w */
1595 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1596 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
a9de8ce0
JB		 1597 /* 802.11i */
1598 WLAN_STATUS_INVALID_IE = 40,
1599 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1600 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1601 WLAN_STATUS_INVALID_AKMP = 43,
1602 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1603 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1604 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
6b4e3241
RR		 1605 /* 802.11e */
1606 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1607 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1608 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1609 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1610 WLAN_STATUS_REQUEST_DECLINED = 37,
1611 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1612 WLAN_STATUS_CHANGE_TSPEC = 39,
1613 WLAN_STATUS_WAIT_TS_DELAY = 47,
1614 WLAN_STATUS_NO_DIRECT_LINK = 48,
1615 WLAN_STATUS_STA_NOT_PRESENT = 49,
1616 WLAN_STATUS_STA_NOT_QSTA = 50,
cfdfa4d3
S		 1617 /* 802.11s */
1618 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1619 WLAN_STATUS_FCG_NOT_SUPP = 78,
1620 WLAN_STATUS_STA_NO_TBTT = 78,
b188148c
VK		 1621 /* 802.11ad */
1622 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1623 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1624 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1625 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1626 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1627 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1628 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1629 WLAN_STATUS_REJECT_DSE_BAND = 96,
1630 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1631 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
a9de8ce0
JB		 1632};
1633
1634
1635/* Reason codes */
1636enum ieee80211_reasoncode {
1637 WLAN_REASON_UNSPECIFIED = 1,
1638 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1639 WLAN_REASON_DEAUTH_LEAVING = 3,
1640 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1641 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1642 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1643 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1644 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1645 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1646 /* 802.11h */
1647 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1648 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1649 /* 802.11i */
1650 WLAN_REASON_INVALID_IE = 13,
1651 WLAN_REASON_MIC_FAILURE = 14,
1652 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1653 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1654 WLAN_REASON_IE_DIFFERENT = 17,
1655 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1656 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1657 WLAN_REASON_INVALID_AKMP = 20,
1658 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1659 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1660 WLAN_REASON_IEEE8021X_FAILED = 23,
1661 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
c887f0d3
AN		 1662 /* TDLS (802.11z) */
1663 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1664 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
6b4e3241
RR		 1665 /* 802.11e */
1666 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1667 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1668 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1669 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1670 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1671 WLAN_REASON_QSTA_NOT_USE = 37,
1672 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1673 WLAN_REASON_QSTA_TIMEOUT = 39,
1674 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
cfdfa4d3
S		 1675 /* 802.11s */
1676 WLAN_REASON_MESH_PEER_CANCELED = 52,
1677 WLAN_REASON_MESH_MAX_PEERS = 53,
1678 WLAN_REASON_MESH_CONFIG = 54,
1679 WLAN_REASON_MESH_CLOSE = 55,
1680 WLAN_REASON_MESH_MAX_RETRIES = 56,
1681 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1682 WLAN_REASON_MESH_INVALID_GTK = 58,
1683 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1684 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1685 WLAN_REASON_MESH_PATH_ERROR = 61,
1686 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1687 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1688 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1689 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1690 WLAN_REASON_MESH_CHAN = 66,
a9de8ce0
JB		 1691};
1692
1693
1694/* Information Element IDs */
1695enum ieee80211_eid {
1696 WLAN_EID_SSID = 0,
1697 WLAN_EID_SUPP_RATES = 1,
8c78e380 1698 WLAN_EID_FH_PARAMS = 2, /* reserved now */
a9de8ce0
JB		 1699 WLAN_EID_DS_PARAMS = 3,
1700 WLAN_EID_CF_PARAMS = 4,
1701 WLAN_EID_TIM = 5,
1702 WLAN_EID_IBSS_PARAMS = 6,
a9de8ce0
JB		 1703 WLAN_EID_COUNTRY = 7,
1704 WLAN_EID_HP_PARAMS = 8,
1705 WLAN_EID_HP_TABLE = 9,
1706 WLAN_EID_REQUEST = 10,
6b4e3241
RR		 1707 WLAN_EID_QBSS_LOAD = 11,
1708 WLAN_EID_EDCA_PARAM_SET = 12,
1709 WLAN_EID_TSPEC = 13,
1710 WLAN_EID_TCLAS = 14,
1711 WLAN_EID_SCHEDULE = 15,
8c78e380
JB		 1712 WLAN_EID_CHALLENGE = 16,
1713 /* 17-31 reserved for challenge text extension */
a9de8ce0
JB		 1714 WLAN_EID_PWR_CONSTRAINT = 32,
1715 WLAN_EID_PWR_CAPABILITY = 33,
1716 WLAN_EID_TPC_REQUEST = 34,
1717 WLAN_EID_TPC_REPORT = 35,
1718 WLAN_EID_SUPPORTED_CHANNELS = 36,
1719 WLAN_EID_CHANNEL_SWITCH = 37,
1720 WLAN_EID_MEASURE_REQUEST = 38,
1721 WLAN_EID_MEASURE_REPORT = 39,
1722 WLAN_EID_QUIET = 40,
1723 WLAN_EID_IBSS_DFS = 41,
a9de8ce0 1724 WLAN_EID_ERP_INFO = 42,
8c78e380
JB		 1725 WLAN_EID_TS_DELAY = 43,
1726 WLAN_EID_TCLAS_PROCESSING = 44,
6b4e3241 1727 WLAN_EID_HT_CAPABILITY = 45,
8c78e380
JB		 1728 WLAN_EID_QOS_CAPA = 46,
1729 /* 47 reserved for Broadcom */
a9de8ce0 1730 WLAN_EID_RSN = 48,
8c78e380
JB		 1731 WLAN_EID_802_15_COEX = 49,
1732 WLAN_EID_EXT_SUPP_RATES = 50,
8e664fb3
JB		 1733 WLAN_EID_AP_CHAN_REPORT = 51,
1734 WLAN_EID_NEIGHBOR_REPORT = 52,
1735 WLAN_EID_RCPI = 53,
8c78e380
JB		 1736 WLAN_EID_MOBILITY_DOMAIN = 54,
1737 WLAN_EID_FAST_BSS_TRANSITION = 55,
1738 WLAN_EID_TIMEOUT_INTERVAL = 56,
1739 WLAN_EID_RIC_DATA = 57,
1740 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1741 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1742 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1743 WLAN_EID_HT_OPERATION = 61,
1744 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
8e664fb3
JB		 1745 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1746 WLAN_EID_ANTENNA_INFO = 64,
1747 WLAN_EID_RSNI = 65,
1748 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1749 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1750 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
8c78e380 1751 WLAN_EID_TIME_ADVERTISEMENT = 69,
8e664fb3
JB		 1752 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1753 WLAN_EID_MULTIPLE_BSSID = 71,
b7e8941b 1754 WLAN_EID_BSS_COEX_2040 = 72,
494b6590 1755 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
b7e8941b 1756 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
8e664fb3 1757 WLAN_EID_RIC_DESCRIPTOR = 75,
8c78e380
JB		 1758 WLAN_EID_MMIE = 76,
1759 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1760 WLAN_EID_EVENT_REQUEST = 78,
1761 WLAN_EID_EVENT_REPORT = 79,
1762 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1763 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1764 WLAN_EID_LOCATION_PARAMS = 82,
b188148c 1765 WLAN_EID_NON_TX_BSSID_CAP = 83,
8c78e380
JB		 1766 WLAN_EID_SSID_LIST = 84,
1767 WLAN_EID_MULTI_BSSID_IDX = 85,
1768 WLAN_EID_FMS_DESCRIPTOR = 86,
1769 WLAN_EID_FMS_REQUEST = 87,
1770 WLAN_EID_FMS_RESPONSE = 88,
1771 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1772 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1773 WLAN_EID_TSF_REQUEST = 91,
1774 WLAN_EID_TSF_RESPOSNE = 92,
1775 WLAN_EID_WNM_SLEEP_MODE = 93,
1776 WLAN_EID_TIM_BCAST_REQ = 94,
1777 WLAN_EID_TIM_BCAST_RESP = 95,
1778 WLAN_EID_COLL_IF_REPORT = 96,
1779 WLAN_EID_CHANNEL_USAGE = 97,
1780 WLAN_EID_TIME_ZONE = 98,
1781 WLAN_EID_DMS_REQUEST = 99,
1782 WLAN_EID_DMS_RESPONSE = 100,
1783 WLAN_EID_LINK_ID = 101,
1784 WLAN_EID_WAKEUP_SCHEDUL = 102,
1785 /* 103 reserved */
1786 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1787 WLAN_EID_PTI_CONTROL = 105,
1788 WLAN_EID_PU_BUFFER_STATUS = 106,
1789 WLAN_EID_INTERWORKING = 107,
1790 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1791 WLAN_EID_EXPEDITED_BW_REQ = 109,
1792 WLAN_EID_QOS_MAP_SET = 110,
1793 WLAN_EID_ROAMING_CONSORTIUM = 111,
1794 WLAN_EID_EMERGENCY_ALERT = 112,
1795 WLAN_EID_MESH_CONFIG = 113,
1796 WLAN_EID_MESH_ID = 114,
1797 WLAN_EID_LINK_METRIC_REPORT = 115,
1798 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1799 WLAN_EID_PEER_MGMT = 117,
1800 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1801 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1802 WLAN_EID_BEACON_TIMING = 120,
1803 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1804 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1805 WLAN_EID_MCCAOP_ADVERT = 123,
1806 WLAN_EID_MCCAOP_TEARDOWN = 124,
1807 WLAN_EID_GANN = 125,
1808 WLAN_EID_RANN = 126,
1809 WLAN_EID_EXT_CAPABILITY = 127,
1810 /* 128, 129 reserved for Agere */
1811 WLAN_EID_PREQ = 130,
1812 WLAN_EID_PREP = 131,
1813 WLAN_EID_PERR = 132,
1814 /* 133-136 reserved for Cisco */
1815 WLAN_EID_PXU = 137,
1816 WLAN_EID_PXUC = 138,
1817 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1818 WLAN_EID_MIC = 140,
1819 WLAN_EID_DESTINATION_URI = 141,
1820 WLAN_EID_UAPSD_COEX = 142,
b188148c
VK		 1821 WLAN_EID_WAKEUP_SCHEDULE = 143,
1822 WLAN_EID_EXT_SCHEDULE = 144,
1823 WLAN_EID_STA_AVAILABILITY = 145,
1824 WLAN_EID_DMG_TSPEC = 146,
1825 WLAN_EID_DMG_AT = 147,
1826 WLAN_EID_DMG_CAP = 148,
c8d65917
SG		 1827 /* 149 reserved for Cisco */
1828 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
b188148c
VK		 1829 WLAN_EID_DMG_OPERATION = 151,
1830 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1831 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1832 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
8c78e380 1833 /* 155-156 reserved for Cisco */
b188148c
VK		 1834 WLAN_EID_AWAKE_WINDOW = 157,
1835 WLAN_EID_MULTI_BAND = 158,
1836 WLAN_EID_ADDBA_EXT = 159,
1837 WLAN_EID_NEXT_PCP_LIST = 160,
1838 WLAN_EID_PCP_HANDOVER = 161,
1839 WLAN_EID_DMG_LINK_MARGIN = 162,
1840 WLAN_EID_SWITCHING_STREAM = 163,
1841 WLAN_EID_SESSION_TRANSITION = 164,
1842 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1843 WLAN_EID_CLUSTER_REPORT = 166,
1844 WLAN_EID_RELAY_CAP = 167,
1845 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1846 WLAN_EID_BEAM_LINK_MAINT = 169,
1847 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1848 WLAN_EID_U_PID = 171,
1849 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
8c78e380
JB		 1850 /* 173 reserved for Symbol */
1851 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
b188148c 1852 WLAN_EID_QUIET_PERIOD_REQ = 175,
8c78e380 1853 /* 176 reserved for Symbol */
b188148c 1854 WLAN_EID_QUIET_PERIOD_RESP = 177,
8c78e380
JB		 1855 /* 178-179 reserved for Symbol */
1856 /* 180 reserved for ISO/IEC 20011 */
b188148c
VK		 1857 WLAN_EID_EPAC_POLICY = 182,
1858 WLAN_EID_CLISTER_TIME_OFF = 183,
8c78e380
JB		 1859 WLAN_EID_INTER_AC_PRIO = 184,
1860 WLAN_EID_SCS_DESCRIPTOR = 185,
1861 WLAN_EID_QLOAD_REPORT = 186,
1862 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1863 WLAN_EID_HL_STREAM_ID = 188,
1864 WLAN_EID_GCR_GROUP_ADDR = 189,
b188148c 1865 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
8c78e380
JB		 1866 WLAN_EID_VHT_CAPABILITY = 191,
1867 WLAN_EID_VHT_OPERATION = 192,
1868 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1869 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1870 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1871 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1872 WLAN_EID_AID = 197,
1873 WLAN_EID_QUIET_CHANNEL = 198,
1874 WLAN_EID_OPMODE_NOTIF = 199,
1875
1876 WLAN_EID_VENDOR_SPECIFIC = 221,
1877 WLAN_EID_QOS_PARAMETER = 222,
a9de8ce0
JB		 1878};
1879
6b4e3241
RR		 1880/* Action category code */
1881enum ieee80211_category {
1882 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1883 WLAN_CATEGORY_QOS = 1,
1884 WLAN_CATEGORY_DLS = 2,
1885 WLAN_CATEGORY_BACK = 3,
fb733336 1886 WLAN_CATEGORY_PUBLIC = 4,
170fd0b1 1887 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
528769cf 1888 WLAN_CATEGORY_HT = 7,
fea14732 1889 WLAN_CATEGORY_SA_QUERY = 8,
528769cf 1890 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
dfe018bf 1891 WLAN_CATEGORY_TDLS = 12,
cfdfa4d3
S		 1892 WLAN_CATEGORY_MESH_ACTION = 13,
1893 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1894 WLAN_CATEGORY_SELF_PROTECTED = 15,
b188148c 1895 WLAN_CATEGORY_DMG = 16,
6b4e3241 1896 WLAN_CATEGORY_WMM = 17,
b188148c
VK		 1897 WLAN_CATEGORY_FST = 18,
1898 WLAN_CATEGORY_UNPROT_DMG = 20,
7bf9b9a0 1899 WLAN_CATEGORY_VHT = 21,
528769cf
JM		 1900 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1901 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
6b4e3241
RR		 1902};
1903
f2df3859
AK		 1904/* SPECTRUM_MGMT action code */
1905enum ieee80211_spectrum_mgmt_actioncode {
1906 WLAN_ACTION_SPCT_MSR_REQ = 0,
1907 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1908 WLAN_ACTION_SPCT_TPC_REQ = 2,
1909 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1910 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1911};
1912
0f78231b
JB		 1913/* HT action codes */
1914enum ieee80211_ht_actioncode {
1915 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1916 WLAN_HT_ACTION_SMPS = 1,
1917 WLAN_HT_ACTION_PSMP = 2,
1918 WLAN_HT_ACTION_PCO_PHASE = 3,
1919 WLAN_HT_ACTION_CSI = 4,
1920 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1921 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1922 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1923};
1924
7bf9b9a0
JB		 1925/* VHT action codes */
1926enum ieee80211_vht_actioncode {
1927 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1928 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1929 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1930};
1931
6709a6d9
TP		 1932/* Self Protected Action codes */
1933enum ieee80211_self_protected_actioncode {
1934 WLAN_SP_RESERVED = 0,
1935 WLAN_SP_MESH_PEERING_OPEN = 1,
1936 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1937 WLAN_SP_MESH_PEERING_CLOSE = 3,
1938 WLAN_SP_MGK_INFORM = 4,
1939 WLAN_SP_MGK_ACK = 5,
1940};
1941
36c704fd
TP		 1942/* Mesh action codes */
1943enum ieee80211_mesh_actioncode {
1944 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1945 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1946 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1947 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1948 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1949 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1950 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1951 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1952 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1953 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1954 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1955};
1956
e31a16d6
ZY		 1957/* Security key length */
1958enum ieee80211_key_len {
1959 WLAN_KEY_LEN_WEP40 = 5,
1960 WLAN_KEY_LEN_WEP104 = 13,
1961 WLAN_KEY_LEN_CCMP = 16,
1962 WLAN_KEY_LEN_TKIP = 32,
8fc0fee0 1963 WLAN_KEY_LEN_AES_CMAC = 16,
28cb1749 1964 WLAN_KEY_LEN_SMS4 = 32,
e31a16d6
ZY		 1965};
1966
4325f6ca
JB		 1967#define IEEE80211_WEP_IV_LEN 4
1968#define IEEE80211_WEP_ICV_LEN 4
1969#define IEEE80211_CCMP_HDR_LEN 8
1970#define IEEE80211_CCMP_MIC_LEN 8
1971#define IEEE80211_CCMP_PN_LEN 6
1972#define IEEE80211_TKIP_IV_LEN 8
1973#define IEEE80211_TKIP_ICV_LEN 4
1974#define IEEE80211_CMAC_PN_LEN 6
1975
dfe018bf
AN		 1976/* Public action codes */
1977enum ieee80211_pub_actioncode {
1b3a2e49 1978 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
dfe018bf
AN		 1979 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1980};
1981
1982/* TDLS action codes */
1983enum ieee80211_tdls_actioncode {
1984 WLAN_TDLS_SETUP_REQUEST = 0,
1985 WLAN_TDLS_SETUP_RESPONSE = 1,
1986 WLAN_TDLS_SETUP_CONFIRM = 2,
1987 WLAN_TDLS_TEARDOWN = 3,
1988 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1989 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1990 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1991 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1992 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1993 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1994 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1995};
1996
dcb7a6ce
AP		 1997/* Interworking capabilities are set in 7th bit of 4th byte of the
1998 * @WLAN_EID_EXT_CAPABILITY information element
1999 */
2000#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2001
dfe018bf
AN		 2002/*
2003 * TDLS capabililites to be enabled in the 5th byte of the
2004 * @WLAN_EID_EXT_CAPABILITY information element
2005 */
2006#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2007#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
2008
c6f9d6c3 2009#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
852c0153 2010#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(7)
c6f9d6c3 2011
dfe018bf
AN		 2012/* TDLS specific payload type in the LLC/SNAP header */
2013#define WLAN_TDLS_SNAP_RFTYPE 0x2
2014
dbf498fb
JC		 2015/**
2016 * enum - mesh synchronization method identifier
2017 *
2018 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2019 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
a4f606ea 2020 * that will be specified in a vendor specific information element
dbf498fb
JC		 2021 */
2022enum {
2023 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2024 IEEE80211_SYNC_METHOD_VENDOR = 255,
2025};
2026
c80d545d
JC		 2027/**
2028 * enum - mesh path selection protocol identifier
2029 *
2030 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2031 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
a4f606ea 2032 * be specified in a vendor specific information element
c80d545d
JC		 2033 */
2034enum {
dcca1cfc 2035 IEEE80211_PATH_PROTOCOL_HWMP = 1,
c80d545d
JC		 2036 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2037};
2038
2039/**
2040 * enum - mesh path selection metric identifier
2041 *
2042 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2043 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
a4f606ea 2044 * specified in a vendor specific information element
c80d545d
JC		 2045 */
2046enum {
dcca1cfc 2047 IEEE80211_PATH_METRIC_AIRTIME = 1,
c80d545d
JC		 2048 IEEE80211_PATH_METRIC_VENDOR = 255,
2049};
2050
a69cc44f
CYY		 2051/**
2052 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2053 *
2054 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2055 *
2056 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2057 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2058 * this value
2059 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2060 * the proactive PREQ with proactive PREP subfield set to 0
2061 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2062 * supports the proactive PREQ with proactive PREP subfield set to 1
2063 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2064 * the proactive RANN
2065 */
2066enum ieee80211_root_mode_identifier {
2067 IEEE80211_ROOTMODE_NO_ROOT = 0,
2068 IEEE80211_ROOTMODE_ROOT = 1,
2069 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2070 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2071 IEEE80211_PROACTIVE_RANN = 4,
2072};
c80d545d 2073
3f2355cb
LR		 2074/*
2075 * IEEE 802.11-2007 7.3.2.9 Country information element
2076 *
2077 * Minimum length is 8 octets, ie len must be evenly
2078 * divisible by 2
2079 */
2080
2081/* Although the spec says 8 I'm seeing 6 in practice */
2082#define IEEE80211_COUNTRY_IE_MIN_LEN 6
2083
80751e2b
BZ		 2084/* The Country String field of the element shall be 3 octets in length */
2085#define IEEE80211_COUNTRY_STRING_LEN 3
2086
3f2355cb
LR		 2087/*
2088 * For regulatory extension stuff see IEEE 802.11-2007
2089 * Annex I (page 1141) and Annex J (page 1147). Also
2090 * review 7.3.2.9.
2091 *
2092 * When dot11RegulatoryClassesRequired is true and the
2093 * first_channel/reg_extension_id is >= 201 then the IE
2094 * compromises of the 'ext' struct represented below:
2095 *
2096 * - Regulatory extension ID - when generating IE this just needs
2097 * to be monotonically increasing for each triplet passed in
2098 * the IE
2099 * - Regulatory class - index into set of rules
2100 * - Coverage class - index into air propagation time (Table 7-27),
2101 * in microseconds, you can compute the air propagation time from
2102 * the index by multiplying by 3, so index 10 yields a propagation
2103 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2104 * yet. A value of 0 inicates air propagation of <= 1 us.
2105 *
2106 * See also Table I.2 for Emission limit sets and table
2107 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2108 * a reg_class to an emission limit set and behavior limit set.
2109 */
2110#define IEEE80211_COUNTRY_EXTENSION_ID 201
2111
2112/*
2113 * Channels numbers in the IE must be monotonically increasing
2114 * if dot11RegulatoryClassesRequired is not true.
2115 *
2116 * If dot11RegulatoryClassesRequired is true consecutive
2117 * subband triplets following a regulatory triplet shall
2118 * have monotonically increasing first_channel number fields.
2119 *
2120 * Channel numbers shall not overlap.
2121 *
2122 * Note that max_power is signed.
2123 */
2124struct ieee80211_country_ie_triplet {
2125 union {
2126 struct {
2127 u8 first_channel;
2128 u8 num_channels;
2129 s8 max_power;
598a5938 2130 } __packed chans;
3f2355cb
LR		 2131 struct {
2132 u8 reg_extension_id;
2133 u8 reg_class;
2134 u8 coverage_class;
598a5938 2135 } __packed ext;
3f2355cb 2136 };
598a5938 2137} __packed;
3f2355cb 2138
f797eb7e
JM		 2139enum ieee80211_timeout_interval_type {
2140 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2141 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2142 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2143};
2144
79ba1d89
JB		 2145/**
2146 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2147 * @type: type, see &enum ieee80211_timeout_interval_type
2148 * @value: timeout interval value
2149 */
2150struct ieee80211_timeout_interval_ie {
2151 u8 type;
2152 __le32 value;
2153} __packed;
2154
6b4e3241
RR		 2155/* BACK action code */
2156enum ieee80211_back_actioncode {
2157 WLAN_ACTION_ADDBA_REQ = 0,
2158 WLAN_ACTION_ADDBA_RESP = 1,
2159 WLAN_ACTION_DELBA = 2,
2160};
2161
07db2183
RR		 2162/* BACK (block-ack) parties */
2163enum ieee80211_back_parties {
2164 WLAN_BACK_RECIPIENT = 0,
2165 WLAN_BACK_INITIATOR = 1,
07db2183
RR		 2166};
2167
fea14732
JM		 2168/* SA Query action */
2169enum ieee80211_sa_query_action {
2170 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2171 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2172};
2173
2174
a9de8ce0
JB		 2175/* cipher suite selectors */
2176#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2177#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2178#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2179/* reserved: 0x000FAC03 */
2180#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2181#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
3cfcf6ac 2182#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
b188148c 2183#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
a9de8ce0 2184
c2e889a7
JM		 2185#define WLAN_CIPHER_SUITE_SMS4 0x00147201
2186
6a669e65
JB		 2187/* AKM suite selectors */
2188#define WLAN_AKM_SUITE_8021X 0x000FAC01
2189#define WLAN_AKM_SUITE_PSK 0x000FAC02
d437c86b
BZ		 2190#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2191#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2192#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2193#define WLAN_AKM_SUITE_SAE 0x000FAC08
cfdfa4d3 2194#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
6a669e65 2195
a9de8ce0
JB		 2196#define WLAN_MAX_KEY_LEN 32
2197
67fbb16b
SO		 2198#define WLAN_PMKID_LEN 16
2199
0c28ec58
EP		 2200#define WLAN_OUI_WFA 0x506f9a
2201#define WLAN_OUI_TYPE_WFA_P2P 9
535588e6
AP		 2202#define WLAN_OUI_MICROSOFT 0x0050f2
2203#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
c2ebea20
AP		 2204#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2205#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
0c28ec58 2206
856799d5
KV		 2207/*
2208 * WMM/802.11e Tspec Element
2209 */
2210#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2211#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2212
2213enum ieee80211_tspec_status_code {
2214 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2215 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2216};
2217
2218struct ieee80211_tspec_ie {
2219 u8 element_id;
2220 u8 len;
2221 u8 oui[3];
2222 u8 oui_type;
2223 u8 oui_subtype;
2224 u8 version;
2225 __le16 tsinfo;
2226 u8 tsinfo_resvd;
2227 __le16 nominal_msdu;
2228 __le16 max_msdu;
2229 __le32 min_service_int;
2230 __le32 max_service_int;
2231 __le32 inactivity_int;
2232 __le32 suspension_int;
2233 __le32 service_start_time;
2234 __le32 min_data_rate;
2235 __le32 mean_data_rate;
2236 __le32 peak_data_rate;
2237 __le32 max_burst_size;
2238 __le32 delay_bound;
2239 __le32 min_phy_rate;
2240 __le16 sba;
2241 __le16 medium_time;
2242} __packed;
2243
fd7c8a40
HH		 2244/**
2245 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2246 * @hdr: the frame
2247 *
2248 * The qos ctrl bytes come after the frame_control, duration, seq_num
2249 * and 3 or 4 addresses of length ETH_ALEN.
2250 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2251 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2252 */
2253static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2254{
2255 if (ieee80211_has_a4(hdr->frame_control))
2256 return (u8 *)hdr + 30;
2257 else
2258 return (u8 *)hdr + 24;
2259}
2260
f97df02e
JB		 2261/**
2262 * ieee80211_get_SA - get pointer to SA
fd7c8a40 2263 * @hdr: the frame
f97df02e
JB		 2264 *
2265 * Given an 802.11 frame, this function returns the offset
2266 * to the source address (SA). It does not verify that the
2267 * header is long enough to contain the address, and the
2268 * header must be long enough to contain the frame control
2269 * field.
f97df02e
JB		 2270 */
2271static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2272{
fd7c8a40 2273 if (ieee80211_has_a4(hdr->frame_control))
5a433b3a 2274 return hdr->addr4;
fd7c8a40
HH		 2275 if (ieee80211_has_fromds(hdr->frame_control))
2276 return hdr->addr3;
2277 return hdr->addr2;
f97df02e
JB		 2278}
2279
2280/**
2281 * ieee80211_get_DA - get pointer to DA
fd7c8a40 2282 * @hdr: the frame
f97df02e
JB		 2283 *
2284 * Given an 802.11 frame, this function returns the offset
2285 * to the destination address (DA). It does not verify that
2286 * the header is long enough to contain the address, and the
2287 * header must be long enough to contain the frame control
2288 * field.
f97df02e
JB		 2289 */
2290static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2291{
fd7c8a40 2292 if (ieee80211_has_tods(hdr->frame_control))
f97df02e 2293 return hdr->addr3;
5a433b3a
HH		 2294 else
2295 return hdr->addr1;
f97df02e
JB		 2296}
2297
fb733336 2298/**
d8ca16db 2299 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
fb733336
JM		 2300 * @hdr: the frame (buffer must include at least the first octet of payload)
2301 */
d8ca16db 2302static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
fb733336
JM		 2303{
2304 if (ieee80211_is_disassoc(hdr->frame_control) ||
2305 ieee80211_is_deauth(hdr->frame_control))
2306 return true;
2307
2308 if (ieee80211_is_action(hdr->frame_control)) {
2309 u8 *category;
2310
2311 /*
2312 * Action frames, excluding Public Action frames, are Robust
2313 * Management Frames. However, if we are looking at a Protected
2314 * frame, skip the check since the data may be encrypted and
2315 * the frame has already been found to be a Robust Management
2316 * Frame (by the other end).
2317 */
2318 if (ieee80211_has_protected(hdr->frame_control))
2319 return true;
2320 category = ((u8 *) hdr) + 24;
528769cf
JM		 2321 return *category != WLAN_CATEGORY_PUBLIC &&
2322 *category != WLAN_CATEGORY_HT &&
8f9cb77d 2323 *category != WLAN_CATEGORY_SELF_PROTECTED &&
528769cf 2324 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
fb733336
JM		 2325 }
2326
2327 return false;
2328}
2329
d8ca16db
JB		 2330/**
2331 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2332 * @skb: the skb containing the frame, length will be checked
2333 */
2334static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2335{
2336 if (skb->len < 25)
2337 return false;
2338 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2339}
2340
3df6eaea
JB		 2341/**
2342 * ieee80211_is_public_action - check if frame is a public action frame
2343 * @hdr: the frame
2344 * @len: length of the frame
2345 */
2346static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2347 size_t len)
2348{
2349 struct ieee80211_mgmt *mgmt = (void *)hdr;
2350
2351 if (len < IEEE80211_MIN_ACTION_SIZE)
2352 return false;
2353 if (!ieee80211_is_action(hdr->frame_control))
2354 return false;
2355 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2356}
2357
10f644a4
JB		 2358/**
2359 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2360 * @tu: the TUs
2361 */
2362static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2363{
2364 return 1024 * tu;
2365}
2366
e7ec86f5
JB		 2367/**
2368 * ieee80211_check_tim - check if AID bit is set in TIM
2369 * @tim: the TIM IE
2370 * @tim_len: length of the TIM IE
2371 * @aid: the AID to look for
2372 */
4a3cb702 2373static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
e7ec86f5
JB		 2374 u8 tim_len, u16 aid)
2375{
2376 u8 mask;
2377 u8 index, indexn1, indexn2;
2378
2379 if (unlikely(!tim || tim_len < sizeof(*tim)))
2380 return false;
2381
2382 aid &= 0x3fff;
2383 index = aid / 8;
2384 mask = 1 << (aid & 7);
2385
2386 indexn1 = tim->bitmap_ctrl & 0xfe;
2387 indexn2 = tim_len + indexn1 - 4;
2388
2389 if (index < indexn1 || index > indexn2)
2390 return false;
2391
2392 index -= indexn1;
2393
2394 return !!(tim->virtual_map[index] & mask);
2395}
2396
e7f1935c
JB		 2397/* convert time units */
2398#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2399#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2400
170fd0b1
AO		 2401/**
2402 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2403 * @skb: the skb containing the frame, length will be checked
2404 *
2405 * This function checks if it's either TPC report action frame or Link
2406 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2407 * and 8.5.7.5 accordingly.
2408 */
2409static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2410{
2411 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2412
2413 if (!ieee80211_is_action(mgmt->frame_control))
2414 return false;
2415
2416 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2417 sizeof(mgmt->u.action.u.tpc_report))
2418 return false;
2419
2420 /*
2421 * TPC report - check that:
2422 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2423 * spectrum management action = 3 (TPC/Link Measurement report)
2424 * TPC report EID = 35
2425 * TPC report element length = 2
2426 *
2427 * The spectrum management's tpc_report struct is used here both for
2428 * parsing tpc_report and radio measurement's link measurement report
2429 * frame, since the relevant part is identical in both frames.
2430 */
2431 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2432 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2433 return false;
2434
2435 /* both spectrum mgmt and link measurement have same action code */
2436 if (mgmt->u.action.u.tpc_report.action_code !=
2437 WLAN_ACTION_SPCT_TPC_RPRT)
2438 return false;
2439
2440 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2441 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2442 sizeof(struct ieee80211_tpc_report_ie))
2443 return false;
2444
2445 return true;
2446}
2447
9387b7ca 2448#endif /* LINUX_IEEE80211_H */
Linux kernel - Deliverables
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