blob: 4f4eea8a62882914a86c11a084928a02225c6e0b [file] [log] [blame]
Jiri Benca9de8ce2007-05-05 11:43:04 -07001/*
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>
Johannes Berg2740f0c2014-09-03 15:24:58 +03009 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
Jiri Benca9de8ce2007-05-05 11:43:04 -070010 *
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
John W. Linville9387b7c2008-09-30 20:59:05 -040016#ifndef LINUX_IEEE80211_H
17#define LINUX_IEEE80211_H
Jiri Benca9de8ce2007-05-05 11:43:04 -070018
19#include <linux/types.h>
Joe Perches574e2af2013-08-01 16:17:48 -070020#include <linux/if_ether.h>
Johannes Bergf97df022007-09-18 17:29:20 -040021#include <asm/byteorder.h>
Liad Kaufman1277b4a2014-11-09 18:50:08 +020022#include <asm/unaligned.h>
Jiri Benca9de8ce2007-05-05 11:43:04 -070023
Johannes Berg3f46b292009-03-14 19:10:51 +010024/*
25 * DS bit usage
26 *
27 * TA = transmitter address
28 * RA = receiver address
29 * DA = destination address
30 * SA = source address
31 *
32 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
33 * -----------------------------------------------------------------
34 * 0 0 DA SA BSSID - IBSS/DLS
35 * 0 1 DA BSSID SA - AP -> STA
36 * 1 0 BSSID SA DA - AP <- STA
37 * 1 1 RA TA DA SA unspecified (WDS)
38 */
39
Jiri Benca9de8ce2007-05-05 11:43:04 -070040#define FCS_LEN 4
41
42#define IEEE80211_FCTL_VERS 0x0003
43#define IEEE80211_FCTL_FTYPE 0x000c
44#define IEEE80211_FCTL_STYPE 0x00f0
45#define IEEE80211_FCTL_TODS 0x0100
46#define IEEE80211_FCTL_FROMDS 0x0200
47#define IEEE80211_FCTL_MOREFRAGS 0x0400
48#define IEEE80211_FCTL_RETRY 0x0800
49#define IEEE80211_FCTL_PM 0x1000
50#define IEEE80211_FCTL_MOREDATA 0x2000
51#define IEEE80211_FCTL_PROTECTED 0x4000
52#define IEEE80211_FCTL_ORDER 0x8000
Vladimir Kondratievb1881482012-07-02 09:32:35 +030053#define IEEE80211_FCTL_CTL_EXT 0x0f00
Jiri Benca9de8ce2007-05-05 11:43:04 -070054
55#define IEEE80211_SCTL_FRAG 0x000F
56#define IEEE80211_SCTL_SEQ 0xFFF0
57
58#define IEEE80211_FTYPE_MGMT 0x0000
59#define IEEE80211_FTYPE_CTL 0x0004
60#define IEEE80211_FTYPE_DATA 0x0008
Vladimir Kondratievb1881482012-07-02 09:32:35 +030061#define IEEE80211_FTYPE_EXT 0x000c
Jiri Benca9de8ce2007-05-05 11:43:04 -070062
63/* management */
64#define IEEE80211_STYPE_ASSOC_REQ 0x0000
65#define IEEE80211_STYPE_ASSOC_RESP 0x0010
66#define IEEE80211_STYPE_REASSOC_REQ 0x0020
67#define IEEE80211_STYPE_REASSOC_RESP 0x0030
68#define IEEE80211_STYPE_PROBE_REQ 0x0040
69#define IEEE80211_STYPE_PROBE_RESP 0x0050
70#define IEEE80211_STYPE_BEACON 0x0080
71#define IEEE80211_STYPE_ATIM 0x0090
72#define IEEE80211_STYPE_DISASSOC 0x00A0
73#define IEEE80211_STYPE_AUTH 0x00B0
74#define IEEE80211_STYPE_DEAUTH 0x00C0
75#define IEEE80211_STYPE_ACTION 0x00D0
76
77/* control */
Vladimir Kondratievb1881482012-07-02 09:32:35 +030078#define IEEE80211_STYPE_CTL_EXT 0x0060
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +020079#define IEEE80211_STYPE_BACK_REQ 0x0080
80#define IEEE80211_STYPE_BACK 0x0090
Jiri Benca9de8ce2007-05-05 11:43:04 -070081#define IEEE80211_STYPE_PSPOLL 0x00A0
82#define IEEE80211_STYPE_RTS 0x00B0
83#define IEEE80211_STYPE_CTS 0x00C0
84#define IEEE80211_STYPE_ACK 0x00D0
85#define IEEE80211_STYPE_CFEND 0x00E0
86#define IEEE80211_STYPE_CFENDACK 0x00F0
87
88/* data */
89#define IEEE80211_STYPE_DATA 0x0000
90#define IEEE80211_STYPE_DATA_CFACK 0x0010
91#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
92#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
93#define IEEE80211_STYPE_NULLFUNC 0x0040
94#define IEEE80211_STYPE_CFACK 0x0050
95#define IEEE80211_STYPE_CFPOLL 0x0060
96#define IEEE80211_STYPE_CFACKPOLL 0x0070
97#define IEEE80211_STYPE_QOS_DATA 0x0080
98#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
99#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
100#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
101#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
102#define IEEE80211_STYPE_QOS_CFACK 0x00D0
103#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
104#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
105
Vladimir Kondratievb1881482012-07-02 09:32:35 +0300106/* extension, added by 802.11ad */
107#define IEEE80211_STYPE_DMG_BEACON 0x0000
108
109/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
110#define IEEE80211_CTL_EXT_POLL 0x2000
111#define IEEE80211_CTL_EXT_SPR 0x3000
112#define IEEE80211_CTL_EXT_GRANT 0x4000
113#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
114#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
115#define IEEE80211_CTL_EXT_SSW 0x8000
116#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
117#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
Jiri Benca9de8ce2007-05-05 11:43:04 -0700118
Johannes Berg9a886582013-02-15 19:25:00 +0100119
120#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
121#define IEEE80211_MAX_SN IEEE80211_SN_MASK
122#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
123
124static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
125{
126 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
127}
128
129static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
130{
131 return (sn1 + sn2) & IEEE80211_SN_MASK;
132}
133
134static inline u16 ieee80211_sn_inc(u16 sn)
135{
136 return ieee80211_sn_add(sn, 1);
137}
138
139static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
140{
141 return (sn1 - sn2) & IEEE80211_SN_MASK;
142}
143
144#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
145#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
146
Jiri Benca9de8ce2007-05-05 11:43:04 -0700147/* miscellaneous IEEE 802.11 constants */
Michael Wuc2378992007-10-30 16:50:05 -0400148#define IEEE80211_MAX_FRAG_THRESHOLD 2352
149#define IEEE80211_MAX_RTS_THRESHOLD 2353
Jiri Benca9de8ce2007-05-05 11:43:04 -0700150#define IEEE80211_MAX_AID 2007
151#define IEEE80211_MAX_TIM_LEN 251
Jacob Minshalle05eccc2013-05-29 14:32:36 -0700152#define IEEE80211_MAX_MESH_PEERINGS 63
Jiri Benca9de8ce2007-05-05 11:43:04 -0700153/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
154 6.2.1.1.2.
155
Michael Wuc2378992007-10-30 16:50:05 -0400156 802.11e clarifies the figure in section 7.1.2. The frame body is
157 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
158#define IEEE80211_MAX_DATA_LEN 2304
Vladimir Kondratievaa475b02014-03-19 13:14:40 +0200159/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
160 * to 7920 bytes, see 8.2.3 General frame format
161 */
162#define IEEE80211_MAX_DATA_LEN_DMG 7920
Michael Wuc2378992007-10-30 16:50:05 -0400163/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
164#define IEEE80211_MAX_FRAME_LEN 2352
Jiri Benca9de8ce2007-05-05 11:43:04 -0700165
166#define IEEE80211_MAX_SSID_LEN 32
Johannes Berg1239cd52008-10-28 11:12:57 +0100167
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100168#define IEEE80211_MAX_MESH_ID_LEN 32
Johannes Berg1239cd52008-10-28 11:12:57 +0100169
Johannes Berg960d01a2014-09-09 22:55:35 +0300170#define IEEE80211_FIRST_TSPEC_TSID 8
Johannes Berg5a306f52012-11-14 23:22:21 +0100171#define IEEE80211_NUM_TIDS 16
172
Johannes Berg960d01a2014-09-09 22:55:35 +0300173/* number of user priorities 802.11 uses */
174#define IEEE80211_NUM_UPS 8
175
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700176#define IEEE80211_QOS_CTL_LEN 2
Johannes Berg04b7dcf2011-06-22 10:06:59 +0200177/* 1d tag mask */
178#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
179/* TID mask */
180#define IEEE80211_QOS_CTL_TID_MASK 0x000f
181/* EOSP */
182#define IEEE80211_QOS_CTL_EOSP 0x0010
183/* ACK policy */
184#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
185#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
186#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
187#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
Thomas Pedersen6cc00d52011-11-03 21:11:11 -0700188#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
Johannes Berg04b7dcf2011-06-22 10:06:59 +0200189/* A-MSDU 802.11n */
190#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
Javier Cardona2154c812011-09-07 17:49:53 -0700191/* Mesh Control 802.11s */
192#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
Jiri Benca9de8ce2007-05-05 11:43:04 -0700193
Marco Porsch3f52b7e2013-01-30 18:14:08 +0100194/* Mesh Power Save Level */
195#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
196/* Mesh Receiver Service Period Initiated */
197#define IEEE80211_QOS_CTL_RSPI 0x0400
198
Kalle Valoab133152010-01-12 10:42:31 +0200199/* U-APSD queue for WMM IEs sent by AP */
200#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
Bing Zhao44316cb2010-12-09 18:24:41 -0800201#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
Kalle Valoab133152010-01-12 10:42:31 +0200202
203/* U-APSD queues for WMM IEs sent by STA */
204#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
205#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
206#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
207#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
208#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
209
210/* U-APSD max SP length for WMM IEs sent by STA */
211#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
212#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
213#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
214#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
215#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
216#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
217
Andriy Tkachukd0dd2de2010-01-20 13:55:06 +0200218#define IEEE80211_HT_CTL_LEN 4
219
Jiri Benca9de8ce2007-05-05 11:43:04 -0700220struct ieee80211_hdr {
221 __le16 frame_control;
222 __le16 duration_id;
Joe Perches574e2af2013-08-01 16:17:48 -0700223 u8 addr1[ETH_ALEN];
224 u8 addr2[ETH_ALEN];
225 u8 addr3[ETH_ALEN];
Jiri Benca9de8ce2007-05-05 11:43:04 -0700226 __le16 seq_ctrl;
Joe Perches574e2af2013-08-01 16:17:48 -0700227 u8 addr4[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100228} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -0700229
Kalle Valo7044cc52010-01-05 20:16:19 +0200230struct ieee80211_hdr_3addr {
231 __le16 frame_control;
232 __le16 duration_id;
Joe Perches574e2af2013-08-01 16:17:48 -0700233 u8 addr1[ETH_ALEN];
234 u8 addr2[ETH_ALEN];
235 u8 addr3[ETH_ALEN];
Kalle Valo7044cc52010-01-05 20:16:19 +0200236 __le16 seq_ctrl;
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100237} __packed __aligned(2);
Kalle Valo7044cc52010-01-05 20:16:19 +0200238
Kalle Valo558a6662010-01-12 10:43:00 +0200239struct ieee80211_qos_hdr {
240 __le16 frame_control;
241 __le16 duration_id;
Joe Perches574e2af2013-08-01 16:17:48 -0700242 u8 addr1[ETH_ALEN];
243 u8 addr2[ETH_ALEN];
244 u8 addr3[ETH_ALEN];
Kalle Valo558a6662010-01-12 10:43:00 +0200245 __le16 seq_ctrl;
246 __le16 qos_ctrl;
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100247} __packed __aligned(2);
Kalle Valo558a6662010-01-12 10:43:00 +0200248
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700249/**
250 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
251 * @fc: frame control bytes in little-endian byteorder
252 */
253static inline int ieee80211_has_tods(__le16 fc)
254{
255 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
256}
257
258/**
259 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
260 * @fc: frame control bytes in little-endian byteorder
261 */
262static inline int ieee80211_has_fromds(__le16 fc)
263{
264 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
265}
266
267/**
268 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
269 * @fc: frame control bytes in little-endian byteorder
270 */
271static inline int ieee80211_has_a4(__le16 fc)
272{
273 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
274 return (fc & tmp) == tmp;
275}
276
277/**
278 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
279 * @fc: frame control bytes in little-endian byteorder
280 */
281static inline int ieee80211_has_morefrags(__le16 fc)
282{
283 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
284}
285
286/**
287 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
288 * @fc: frame control bytes in little-endian byteorder
289 */
290static inline int ieee80211_has_retry(__le16 fc)
291{
292 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
293}
294
295/**
296 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
297 * @fc: frame control bytes in little-endian byteorder
298 */
299static inline int ieee80211_has_pm(__le16 fc)
300{
301 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
302}
303
304/**
305 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
306 * @fc: frame control bytes in little-endian byteorder
307 */
308static inline int ieee80211_has_moredata(__le16 fc)
309{
310 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
311}
312
313/**
314 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
315 * @fc: frame control bytes in little-endian byteorder
316 */
317static inline int ieee80211_has_protected(__le16 fc)
318{
319 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
320}
321
322/**
323 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
324 * @fc: frame control bytes in little-endian byteorder
325 */
326static inline int ieee80211_has_order(__le16 fc)
327{
328 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
329}
330
331/**
332 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
333 * @fc: frame control bytes in little-endian byteorder
334 */
335static inline int ieee80211_is_mgmt(__le16 fc)
336{
337 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
338 cpu_to_le16(IEEE80211_FTYPE_MGMT);
339}
340
341/**
342 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
343 * @fc: frame control bytes in little-endian byteorder
344 */
345static inline int ieee80211_is_ctl(__le16 fc)
346{
347 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
348 cpu_to_le16(IEEE80211_FTYPE_CTL);
349}
350
351/**
352 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
353 * @fc: frame control bytes in little-endian byteorder
354 */
355static inline int ieee80211_is_data(__le16 fc)
356{
357 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
358 cpu_to_le16(IEEE80211_FTYPE_DATA);
359}
360
361/**
362 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
363 * @fc: frame control bytes in little-endian byteorder
364 */
365static inline int ieee80211_is_data_qos(__le16 fc)
366{
367 /*
368 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
369 * to check the one bit
370 */
371 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
372 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
373}
374
375/**
376 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
377 * @fc: frame control bytes in little-endian byteorder
378 */
379static inline int ieee80211_is_data_present(__le16 fc)
380{
381 /*
382 * mask with 0x40 and test that that bit is clear to only return true
383 * for the data-containing substypes.
384 */
385 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
386 cpu_to_le16(IEEE80211_FTYPE_DATA);
387}
388
389/**
390 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
391 * @fc: frame control bytes in little-endian byteorder
392 */
393static inline int ieee80211_is_assoc_req(__le16 fc)
394{
395 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
396 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
397}
398
399/**
400 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
401 * @fc: frame control bytes in little-endian byteorder
402 */
403static inline int ieee80211_is_assoc_resp(__le16 fc)
404{
405 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
406 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
407}
408
409/**
410 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
411 * @fc: frame control bytes in little-endian byteorder
412 */
413static inline int ieee80211_is_reassoc_req(__le16 fc)
414{
415 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
416 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
417}
418
419/**
420 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
421 * @fc: frame control bytes in little-endian byteorder
422 */
423static inline int ieee80211_is_reassoc_resp(__le16 fc)
424{
425 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
426 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
427}
428
429/**
430 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
431 * @fc: frame control bytes in little-endian byteorder
432 */
433static inline int ieee80211_is_probe_req(__le16 fc)
434{
435 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
436 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
437}
438
439/**
440 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
441 * @fc: frame control bytes in little-endian byteorder
442 */
443static inline int ieee80211_is_probe_resp(__le16 fc)
444{
445 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
446 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
447}
448
449/**
450 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
451 * @fc: frame control bytes in little-endian byteorder
452 */
453static inline int ieee80211_is_beacon(__le16 fc)
454{
455 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
456 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
457}
458
459/**
460 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
461 * @fc: frame control bytes in little-endian byteorder
462 */
463static inline int ieee80211_is_atim(__le16 fc)
464{
465 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
466 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
467}
468
469/**
470 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
471 * @fc: frame control bytes in little-endian byteorder
472 */
473static inline int ieee80211_is_disassoc(__le16 fc)
474{
475 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
476 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
477}
478
479/**
480 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
481 * @fc: frame control bytes in little-endian byteorder
482 */
483static inline int ieee80211_is_auth(__le16 fc)
484{
485 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
486 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
487}
488
489/**
490 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
491 * @fc: frame control bytes in little-endian byteorder
492 */
493static inline int ieee80211_is_deauth(__le16 fc)
494{
495 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
496 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
497}
498
499/**
500 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
501 * @fc: frame control bytes in little-endian byteorder
502 */
503static inline int ieee80211_is_action(__le16 fc)
504{
505 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
506 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
507}
508
509/**
510 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
511 * @fc: frame control bytes in little-endian byteorder
512 */
513static inline int ieee80211_is_back_req(__le16 fc)
514{
515 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
516 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
517}
518
519/**
520 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
521 * @fc: frame control bytes in little-endian byteorder
522 */
523static inline int ieee80211_is_back(__le16 fc)
524{
525 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
526 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
527}
528
529/**
530 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
531 * @fc: frame control bytes in little-endian byteorder
532 */
533static inline int ieee80211_is_pspoll(__le16 fc)
534{
535 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
536 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
537}
538
539/**
540 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
541 * @fc: frame control bytes in little-endian byteorder
542 */
543static inline int ieee80211_is_rts(__le16 fc)
544{
545 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
546 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
547}
548
549/**
550 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
551 * @fc: frame control bytes in little-endian byteorder
552 */
553static inline int ieee80211_is_cts(__le16 fc)
554{
555 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
556 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
557}
558
559/**
560 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
561 * @fc: frame control bytes in little-endian byteorder
562 */
563static inline int ieee80211_is_ack(__le16 fc)
564{
565 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
566 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
567}
568
569/**
570 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
571 * @fc: frame control bytes in little-endian byteorder
572 */
573static inline int ieee80211_is_cfend(__le16 fc)
574{
575 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
576 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
577}
578
579/**
580 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
581 * @fc: frame control bytes in little-endian byteorder
582 */
583static inline int ieee80211_is_cfendack(__le16 fc)
584{
585 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
586 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
587}
588
589/**
Johannes Berg22403de2009-10-30 12:55:03 +0100590 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700591 * @fc: frame control bytes in little-endian byteorder
592 */
593static inline int ieee80211_is_nullfunc(__le16 fc)
594{
595 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
596 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
597}
Jiri Benca9de8ce2007-05-05 11:43:04 -0700598
Johannes Berg22403de2009-10-30 12:55:03 +0100599/**
600 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
601 * @fc: frame control bytes in little-endian byteorder
602 */
603static inline int ieee80211_is_qos_nullfunc(__le16 fc)
604{
605 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
606 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
607}
608
Helmut Schaa8cb25e12011-12-08 13:11:54 +0100609/**
Johannes Bergb4ba5442014-01-24 14:41:44 +0100610 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
611 * @fc: frame control field in little-endian byteorder
612 */
613static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
614{
615 /* IEEE 802.11-2012, definition of "bufferable management frame";
616 * note that this ignores the IBSS special case. */
617 return ieee80211_is_mgmt(fc) &&
618 (ieee80211_is_action(fc) ||
619 ieee80211_is_disassoc(fc) ||
620 ieee80211_is_deauth(fc));
621}
622
623/**
Helmut Schaa8cb25e12011-12-08 13:11:54 +0100624 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
625 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
626 */
627static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
628{
629 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
630}
631
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100632struct ieee80211s_hdr {
633 u8 flags;
634 u8 ttl;
Luis Carlos Cobo51cedda2008-04-23 12:15:29 -0700635 __le32 seqnum;
Joe Perches574e2af2013-08-01 16:17:48 -0700636 u8 eaddr1[ETH_ALEN];
637 u8 eaddr2[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100638} __packed __aligned(2);
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100639
YanBo79617de2008-09-22 13:30:32 +0800640/* Mesh flags */
641#define MESH_FLAGS_AE_A4 0x1
642#define MESH_FLAGS_AE_A5_A6 0x2
Zhu Yie31a16d2009-05-21 21:47:03 +0800643#define MESH_FLAGS_AE 0x3
YanBo79617de2008-09-22 13:30:32 +0800644#define MESH_FLAGS_PS_DEEP 0x4
645
Assaf Kraussf2df3852008-06-15 18:23:29 +0300646/**
Chun-Yeow Yeoha69cc442012-06-14 02:06:07 +0800647 * enum ieee80211_preq_flags - mesh PREQ element flags
648 *
649 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
650 */
651enum ieee80211_preq_flags {
652 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
653};
654
655/**
656 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
657 *
658 * @IEEE80211_PREQ_TO_FLAG: target only subfield
659 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
660 */
661enum ieee80211_preq_target_flags {
662 IEEE80211_PREQ_TO_FLAG = 1<<0,
663 IEEE80211_PREQ_USN_FLAG = 1<<2,
664};
665
666/**
Assaf Kraussf2df3852008-06-15 18:23:29 +0300667 * struct ieee80211_quiet_ie
668 *
669 * This structure refers to "Quiet information element"
670 */
671struct ieee80211_quiet_ie {
672 u8 count;
673 u8 period;
674 __le16 duration;
675 __le16 offset;
Johannes Berg598a5932012-12-28 12:00:40 +0100676} __packed;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300677
678/**
679 * struct ieee80211_msrment_ie
680 *
681 * This structure refers to "Measurement Request/Report information element"
682 */
683struct ieee80211_msrment_ie {
684 u8 token;
685 u8 mode;
686 u8 type;
687 u8 request[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100688} __packed;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300689
690/**
691 * struct ieee80211_channel_sw_ie
692 *
693 * This structure refers to "Channel Switch Announcement information element"
694 */
695struct ieee80211_channel_sw_ie {
696 u8 mode;
697 u8 new_ch_num;
698 u8 count;
Johannes Berg598a5932012-12-28 12:00:40 +0100699} __packed;
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100700
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800701/**
Johannes Bergb4f286a12013-03-26 14:13:58 +0100702 * struct ieee80211_ext_chansw_ie
703 *
704 * This structure represents the "Extended Channel Switch Announcement element"
705 */
706struct ieee80211_ext_chansw_ie {
707 u8 mode;
708 u8 new_operating_class;
709 u8 new_ch_num;
710 u8 count;
711} __packed;
712
713/**
Johannes Berg85220d72013-03-25 18:29:27 +0100714 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
715 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
716 * values here
717 * This structure represents the "Secondary Channel Offset element"
718 */
719struct ieee80211_sec_chan_offs_ie {
720 u8 sec_chan_offs;
721} __packed;
722
723/**
Chun-Yeow Yeoh8f2535b2013-10-14 19:08:27 -0700724 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
725 *
726 * This structure represents the "Mesh Channel Switch Paramters element"
727 */
728struct ieee80211_mesh_chansw_params_ie {
729 u8 mesh_ttl;
730 u8 mesh_flags;
731 __le16 mesh_reason;
732 __le16 mesh_pre_value;
733} __packed;
734
735/**
Johannes Bergb2e506b2013-03-26 14:54:16 +0100736 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
737 */
738struct ieee80211_wide_bw_chansw_ie {
739 u8 new_channel_width;
740 u8 new_center_freq_seg0, new_center_freq_seg1;
741} __packed;
742
743/**
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800744 * struct ieee80211_tim
745 *
746 * This structure refers to "Traffic Indication Map information element"
747 */
748struct ieee80211_tim_ie {
749 u8 dtim_count;
750 u8 dtim_period;
751 u8 bitmap_ctrl;
752 /* variable size: 1 - 251 bytes */
Johannes Berge7ec86f2009-04-18 17:33:24 +0200753 u8 virtual_map[1];
Johannes Berg598a5932012-12-28 12:00:40 +0100754} __packed;
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800755
Rui Paulo90a5e162009-11-11 00:01:31 +0000756/**
Rui Paulo136cfa22009-11-18 18:40:00 +0000757 * struct ieee80211_meshconf_ie
758 *
759 * This structure refers to "Mesh Configuration information element"
760 */
761struct ieee80211_meshconf_ie {
762 u8 meshconf_psel;
763 u8 meshconf_pmetric;
764 u8 meshconf_congest;
765 u8 meshconf_synch;
766 u8 meshconf_auth;
767 u8 meshconf_form;
768 u8 meshconf_cap;
Johannes Berg598a5932012-12-28 12:00:40 +0100769} __packed;
Rui Paulo136cfa22009-11-18 18:40:00 +0000770
771/**
Marco Porsch65821632012-11-21 18:40:30 -0800772 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
773 *
774 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
775 * additional mesh peerings with other mesh STAs
776 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
777 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
778 * is ongoing
Marco Porsch3f52b7e2013-01-30 18:14:08 +0100779 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
780 * neighbors in deep sleep mode
Marco Porsch65821632012-11-21 18:40:30 -0800781 */
782enum mesh_config_capab_flags {
783 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
784 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
785 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
Marco Porsch3f52b7e2013-01-30 18:14:08 +0100786 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
Marco Porsch65821632012-11-21 18:40:30 -0800787};
788
789/**
Chun-Yeow Yeoh8f2535b2013-10-14 19:08:27 -0700790 * mesh channel switch parameters element's flag indicator
791 *
792 */
793#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
794#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
795#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
796
797/**
Rui Paulo90a5e162009-11-11 00:01:31 +0000798 * struct ieee80211_rann_ie
799 *
800 * This structure refers to "Root Announcement information element"
801 */
802struct ieee80211_rann_ie {
803 u8 rann_flags;
804 u8 rann_hopcount;
805 u8 rann_ttl;
Joe Perches574e2af2013-08-01 16:17:48 -0700806 u8 rann_addr[ETH_ALEN];
Chun-Yeow Yeoh292c41a2012-03-19 21:38:46 +0800807 __le32 rann_seq;
808 __le32 rann_interval;
809 __le32 rann_metric;
Johannes Berg598a5932012-12-28 12:00:40 +0100810} __packed;
Rui Paulo90a5e162009-11-11 00:01:31 +0000811
Javier Cardona5ee68e52011-08-09 16:45:08 -0700812enum ieee80211_rann_flags {
813 RANN_FLAG_IS_GATE = 1 << 0,
814};
815
Johannes Bergec61cd62012-12-28 12:12:10 +0100816enum ieee80211_ht_chanwidth_values {
817 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
818 IEEE80211_HT_CHANWIDTH_ANY = 1,
819};
820
Johannes Berg7bf9b9a2012-12-27 18:45:41 +0100821/**
822 * enum ieee80211_opmode_bits - VHT operating mode field bits
823 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
824 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
825 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
826 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
827 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
828 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
829 * (the NSS value is the value of this field + 1)
830 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
831 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
832 * using a beamforming steering matrix
833 */
834enum ieee80211_vht_opmode_bits {
835 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
836 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
837 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
838 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
839 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
840 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
841 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
842 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
843};
844
Jouni Malinen9dfd6ba2009-05-06 20:34:10 +0300845#define WLAN_SA_QUERY_TR_ID_LEN 2
Jouni Malinenfea14732009-01-08 13:32:06 +0200846
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +0300847/**
848 * struct ieee80211_tpc_report_ie
849 *
850 * This structure refers to "TPC Report element"
851 */
852struct ieee80211_tpc_report_ie {
853 u8 tx_power;
854 u8 link_margin;
855} __packed;
856
Jiri Benca9de8ce2007-05-05 11:43:04 -0700857struct ieee80211_mgmt {
858 __le16 frame_control;
859 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -0700860 u8 da[ETH_ALEN];
861 u8 sa[ETH_ALEN];
862 u8 bssid[ETH_ALEN];
Jiri Benca9de8ce2007-05-05 11:43:04 -0700863 __le16 seq_ctrl;
864 union {
865 struct {
866 __le16 auth_alg;
867 __le16 auth_transaction;
868 __le16 status_code;
869 /* possibly followed by Challenge text */
870 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100871 } __packed auth;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700872 struct {
873 __le16 reason_code;
Johannes Berg598a5932012-12-28 12:00:40 +0100874 } __packed deauth;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700875 struct {
876 __le16 capab_info;
877 __le16 listen_interval;
878 /* followed by SSID and Supported rates */
879 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100880 } __packed assoc_req;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700881 struct {
882 __le16 capab_info;
883 __le16 status_code;
884 __le16 aid;
885 /* followed by Supported rates */
886 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100887 } __packed assoc_resp, reassoc_resp;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700888 struct {
889 __le16 capab_info;
890 __le16 listen_interval;
Joe Perches574e2af2013-08-01 16:17:48 -0700891 u8 current_ap[ETH_ALEN];
Jiri Benca9de8ce2007-05-05 11:43:04 -0700892 /* followed by SSID and Supported rates */
893 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100894 } __packed reassoc_req;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700895 struct {
896 __le16 reason_code;
Johannes Berg598a5932012-12-28 12:00:40 +0100897 } __packed disassoc;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700898 struct {
899 __le64 timestamp;
900 __le16 beacon_int;
901 __le16 capab_info;
902 /* followed by some of SSID, Supported rates,
903 * FH Params, DS Params, CF Params, IBSS Params, TIM */
904 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100905 } __packed beacon;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700906 struct {
907 /* only variable items: SSID, Supported rates */
908 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100909 } __packed probe_req;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700910 struct {
911 __le64 timestamp;
912 __le16 beacon_int;
913 __le16 capab_info;
914 /* followed by some of SSID, Supported rates,
915 * FH Params, DS Params, CF Params, IBSS Params */
916 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100917 } __packed probe_resp;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700918 struct {
919 u8 category;
920 union {
921 struct {
922 u8 action_code;
923 u8 dialog_token;
924 u8 status_code;
925 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100926 } __packed wme_action;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700927 struct{
928 u8 action_code;
Johannes Berg37799e52013-03-26 14:02:26 +0100929 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100930 } __packed chan_switch;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200931 struct{
932 u8 action_code;
Johannes Berg1b3a2e42013-03-26 15:17:18 +0100933 struct ieee80211_ext_chansw_ie data;
934 u8 variable[0];
935 } __packed ext_chan_switch;
936 struct{
937 u8 action_code;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200938 u8 dialog_token;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300939 u8 element_id;
940 u8 length;
941 struct ieee80211_msrment_ie msr_elem;
Johannes Berg598a5932012-12-28 12:00:40 +0100942 } __packed measurement;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300943 struct{
944 u8 action_code;
945 u8 dialog_token;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200946 __le16 capab;
947 __le16 timeout;
948 __le16 start_seq_num;
Johannes Berg598a5932012-12-28 12:00:40 +0100949 } __packed addba_req;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200950 struct{
951 u8 action_code;
952 u8 dialog_token;
953 __le16 status;
954 __le16 capab;
955 __le16 timeout;
Johannes Berg598a5932012-12-28 12:00:40 +0100956 } __packed addba_resp;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200957 struct{
958 u8 action_code;
959 __le16 params;
960 __le16 reason_code;
Johannes Berg598a5932012-12-28 12:00:40 +0100961 } __packed delba;
Thomas Pedersen6709a6d2011-08-11 19:35:11 -0700962 struct {
963 u8 action_code;
964 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100965 } __packed self_prot;
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100966 struct{
967 u8 action_code;
968 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100969 } __packed mesh_action;
Jouni Malinenfea14732009-01-08 13:32:06 +0200970 struct {
971 u8 action;
972 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
Johannes Berg598a5932012-12-28 12:00:40 +0100973 } __packed sa_query;
Johannes Berg0f782312009-12-01 13:37:02 +0100974 struct {
975 u8 action;
976 u8 smps_control;
Johannes Berg598a5932012-12-28 12:00:40 +0100977 } __packed ht_smps;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +0300978 struct {
979 u8 action_code;
Johannes Bergec61cd62012-12-28 12:12:10 +0100980 u8 chanwidth;
981 } __packed ht_notify_cw;
982 struct {
983 u8 action_code;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +0300984 u8 dialog_token;
985 __le16 capability;
986 u8 variable[0];
987 } __packed tdls_discover_resp;
Johannes Berg7bf9b9a2012-12-27 18:45:41 +0100988 struct {
989 u8 action_code;
990 u8 operating_mode;
991 } __packed vht_opmode_notif;
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +0300992 struct {
993 u8 action_code;
994 u8 dialog_token;
995 u8 tpc_elem_id;
996 u8 tpc_elem_length;
997 struct ieee80211_tpc_report_ie tpc;
998 } __packed tpc_report;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700999 } u;
Johannes Berg598a5932012-12-28 12:00:40 +01001000 } __packed action;
Jiri Benca9de8ce2007-05-05 11:43:04 -07001001 } u;
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001002} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -07001003
Christian Lamparterc74d0842011-10-15 00:14:49 +02001004/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
1005#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1006
Johannes Berg44d414d2008-09-08 17:44:28 +02001007/* mgmt header + 1 byte category code */
1008#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1009
Jiri Benca9de8ce2007-05-05 11:43:04 -07001010
Jouni Malinen765cb462009-01-08 13:32:01 +02001011/* Management MIC information element (IEEE 802.11w) */
1012struct ieee80211_mmie {
1013 u8 element_id;
1014 u8 length;
1015 __le16 key_id;
1016 u8 sequence_number[6];
1017 u8 mic[8];
Johannes Berg598a5932012-12-28 12:00:40 +01001018} __packed;
Jouni Malinen765cb462009-01-08 13:32:01 +02001019
Eliad Peller0c28ec52011-09-15 11:53:01 +03001020struct ieee80211_vendor_ie {
1021 u8 element_id;
1022 u8 len;
1023 u8 oui[3];
1024 u8 oui_type;
1025} __packed;
1026
Arik Nemtsov6f7eaa42014-07-17 17:14:24 +03001027struct ieee80211_wmm_ac_param {
1028 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1029 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1030 __le16 txop_limit;
1031} __packed;
1032
1033struct ieee80211_wmm_param_ie {
1034 u8 element_id; /* Element ID: 221 (0xdd); */
1035 u8 len; /* Length: 24 */
1036 /* required fields for WMM version 1 */
1037 u8 oui[3]; /* 00:50:f2 */
1038 u8 oui_type; /* 2 */
1039 u8 oui_subtype; /* 1 */
1040 u8 version; /* 1 for WMM version 1.0 */
1041 u8 qos_info; /* AP/STA specific QoS info */
1042 u8 reserved; /* 0 */
1043 /* AC_BE, AC_BK, AC_VI, AC_VO */
1044 struct ieee80211_wmm_ac_param ac[4];
1045} __packed;
1046
Jiri Benca9de8ce2007-05-05 11:43:04 -07001047/* Control frames */
1048struct ieee80211_rts {
1049 __le16 frame_control;
1050 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -07001051 u8 ra[ETH_ALEN];
1052 u8 ta[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001053} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -07001054
1055struct ieee80211_cts {
1056 __le16 frame_control;
1057 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -07001058 u8 ra[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001059} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -07001060
Jouni Malinenfc6971d2008-10-30 19:59:05 +02001061struct ieee80211_pspoll {
1062 __le16 frame_control;
1063 __le16 aid;
Joe Perches574e2af2013-08-01 16:17:48 -07001064 u8 bssid[ETH_ALEN];
1065 u8 ta[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001066} __packed __aligned(2);
Jouni Malinenfc6971d2008-10-30 19:59:05 +02001067
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001068/* TDLS */
1069
Arik Nemtsov53837582014-11-09 18:50:18 +02001070/* Channel switch timing */
1071struct ieee80211_ch_switch_timing {
1072 __le16 switch_time;
1073 __le16 switch_timeout;
1074} __packed;
1075
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001076/* Link-id information element */
1077struct ieee80211_tdls_lnkie {
1078 u8 ie_type; /* Link Identifier IE */
1079 u8 ie_len;
Joe Perches574e2af2013-08-01 16:17:48 -07001080 u8 bssid[ETH_ALEN];
1081 u8 init_sta[ETH_ALEN];
1082 u8 resp_sta[ETH_ALEN];
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001083} __packed;
1084
1085struct ieee80211_tdls_data {
Joe Perches574e2af2013-08-01 16:17:48 -07001086 u8 da[ETH_ALEN];
1087 u8 sa[ETH_ALEN];
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001088 __be16 ether_type;
1089 u8 payload_type;
1090 u8 category;
1091 u8 action_code;
1092 union {
1093 struct {
1094 u8 dialog_token;
1095 __le16 capability;
1096 u8 variable[0];
1097 } __packed setup_req;
1098 struct {
1099 __le16 status_code;
1100 u8 dialog_token;
1101 __le16 capability;
1102 u8 variable[0];
1103 } __packed setup_resp;
1104 struct {
1105 __le16 status_code;
1106 u8 dialog_token;
1107 u8 variable[0];
1108 } __packed setup_cfm;
1109 struct {
1110 __le16 reason_code;
1111 u8 variable[0];
1112 } __packed teardown;
1113 struct {
1114 u8 dialog_token;
1115 u8 variable[0];
1116 } __packed discover_req;
Arik Nemtsov53837582014-11-09 18:50:18 +02001117 struct {
1118 u8 target_channel;
1119 u8 oper_class;
1120 u8 variable[0];
1121 } __packed chan_switch_req;
1122 struct {
1123 __le16 status_code;
1124 u8 variable[0];
1125 } __packed chan_switch_resp;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001126 } u;
1127} __packed;
1128
Arend van Sprielba350fb2012-11-05 15:29:09 +01001129/*
1130 * Peer-to-Peer IE attribute related definitions.
1131 */
1132/**
1133 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1134 */
1135enum ieee80211_p2p_attr_id {
1136 IEEE80211_P2P_ATTR_STATUS = 0,
1137 IEEE80211_P2P_ATTR_MINOR_REASON,
1138 IEEE80211_P2P_ATTR_CAPABILITY,
1139 IEEE80211_P2P_ATTR_DEVICE_ID,
1140 IEEE80211_P2P_ATTR_GO_INTENT,
1141 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1142 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1143 IEEE80211_P2P_ATTR_GROUP_BSSID,
1144 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1145 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1146 IEEE80211_P2P_ATTR_MANAGABILITY,
1147 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1148 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1149 IEEE80211_P2P_ATTR_DEVICE_INFO,
1150 IEEE80211_P2P_ATTR_GROUP_INFO,
1151 IEEE80211_P2P_ATTR_GROUP_ID,
1152 IEEE80211_P2P_ATTR_INTERFACE,
1153 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1154 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1155 /* 19 - 220: Reserved */
1156 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1157
1158 IEEE80211_P2P_ATTR_MAX
1159};
1160
Janusz Dziedzic19dde0b2013-03-21 15:47:54 +01001161/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1162/* Typical max value used here */
1163#define IEEE80211_P2P_NOA_DESC_MAX 4
1164
1165struct ieee80211_p2p_noa_desc {
1166 u8 count;
1167 __le32 duration;
1168 __le32 interval;
1169 __le32 start_time;
1170} __packed;
1171
1172struct ieee80211_p2p_noa_attr {
1173 u8 index;
1174 u8 oppps_ctwindow;
1175 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1176} __packed;
1177
1178#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1179#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1180
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001181/**
1182 * struct ieee80211_bar - HT Block Ack Request
1183 *
1184 * This structure refers to "HT BlockAckReq" as
1185 * described in 802.11n draft section 7.2.1.7.1
1186 */
1187struct ieee80211_bar {
1188 __le16 frame_control;
1189 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -07001190 __u8 ra[ETH_ALEN];
1191 __u8 ta[ETH_ALEN];
Ron Rindjunskya8b47ea2008-01-21 12:39:11 +02001192 __le16 control;
1193 __le16 start_seq_num;
Johannes Berg598a5932012-12-28 12:00:40 +01001194} __packed;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001195
Ron Rindjunsky429a3802008-07-01 14:16:03 +03001196/* 802.11 BAR control masks */
Helmut Schaac1407b62011-08-11 16:17:41 +02001197#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1198#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1199#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1200#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1201#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001202
1203#define IEEE80211_HT_MCS_MASK_LEN 10
1204
1205/**
1206 * struct ieee80211_mcs_info - MCS information
1207 * @rx_mask: RX mask
Luis R. Rodriguez9da3e062009-12-07 15:57:50 -05001208 * @rx_highest: highest supported RX rate. If set represents
1209 * the highest supported RX data rate in units of 1 Mbps.
1210 * If this field is 0 this value should not be used to
1211 * consider the highest RX data rate supported.
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001212 * @tx_params: TX parameters
1213 */
1214struct ieee80211_mcs_info {
1215 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1216 __le16 rx_highest;
1217 u8 tx_params;
1218 u8 reserved[3];
Johannes Berg598a5932012-12-28 12:00:40 +01001219} __packed;
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001220
1221/* 802.11n HT capability MSC set */
1222#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1223#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1224#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1225/* value 0 == 1 stream etc */
1226#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1227#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1228#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1229#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1230
1231/*
1232 * 802.11n D5.0 20.3.5 / 20.6 says:
1233 * - indices 0 to 7 and 32 are single spatial stream
1234 * - 8 to 31 are multiple spatial streams using equal modulation
1235 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1236 * - remainder are multiple spatial streams using unequal modulation
1237 */
1238#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1239#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1240 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1241
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001242/**
1243 * struct ieee80211_ht_cap - HT capabilities
1244 *
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001245 * This structure is the "HT capabilities element" as
1246 * described in 802.11n D5.0 7.3.2.57
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001247 */
1248struct ieee80211_ht_cap {
1249 __le16 cap_info;
1250 u8 ampdu_params_info;
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001251
1252 /* 16 bytes MCS information */
1253 struct ieee80211_mcs_info mcs;
1254
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001255 __le16 extended_ht_cap_info;
1256 __le32 tx_BF_cap_info;
1257 u8 antenna_selection_info;
Johannes Berg598a5932012-12-28 12:00:40 +01001258} __packed;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001259
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001260/* 802.11n HT capabilities masks (for cap_info) */
1261#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1262#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1263#define IEEE80211_HT_CAP_SM_PS 0x000C
Johannes Berg0f782312009-12-01 13:37:02 +01001264#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001265#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1266#define IEEE80211_HT_CAP_SGI_20 0x0020
1267#define IEEE80211_HT_CAP_SGI_40 0x0040
1268#define IEEE80211_HT_CAP_TX_STBC 0x0080
1269#define IEEE80211_HT_CAP_RX_STBC 0x0300
Felix Fietkauf79d9ba2010-04-19 19:57:35 +02001270#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001271#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1272#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1273#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
Johannes Berg9a418af2009-12-17 13:55:48 +01001274#define IEEE80211_HT_CAP_RESERVED 0x2000
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001275#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1276#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1277
Bing Zhao4dd365f2011-03-30 18:01:15 -07001278/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1279#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1280#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1281#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1282#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1283#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1284#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1285#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1286
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001287/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1288#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1289#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
Johannes Berg0f782312009-12-01 13:37:02 +01001290#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001291
Sujithd1eba242009-07-23 15:31:31 +05301292/*
Eran Harary05639212014-11-03 20:06:47 +02001293 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
Sujithd1eba242009-07-23 15:31:31 +05301294 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1295 */
1296enum ieee80211_max_ampdu_length_exp {
1297 IEEE80211_HT_MAX_AMPDU_8K = 0,
1298 IEEE80211_HT_MAX_AMPDU_16K = 1,
1299 IEEE80211_HT_MAX_AMPDU_32K = 2,
1300 IEEE80211_HT_MAX_AMPDU_64K = 3
1301};
1302
Eran Harary05639212014-11-03 20:06:47 +02001303/*
1304 * Maximum length of AMPDU that the STA can receive in VHT.
1305 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1306 */
1307enum ieee80211_vht_max_ampdu_length_exp {
1308 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1309 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1310 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1311 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1312 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1313 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1314 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1315 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1316};
1317
Sujithd1eba242009-07-23 15:31:31 +05301318#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1319
1320/* Minimum MPDU start spacing */
1321enum ieee80211_min_mpdu_spacing {
1322 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1323 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1324 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1325 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1326 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1327 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1328 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1329 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1330};
1331
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001332/**
Johannes Berg074d46d2012-03-15 19:45:16 +01001333 * struct ieee80211_ht_operation - HT operation IE
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001334 *
Johannes Berg074d46d2012-03-15 19:45:16 +01001335 * This structure is the "HT operation element" as
1336 * described in 802.11n-2009 7.3.2.57
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001337 */
Johannes Berg074d46d2012-03-15 19:45:16 +01001338struct ieee80211_ht_operation {
1339 u8 primary_chan;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001340 u8 ht_param;
1341 __le16 operation_mode;
1342 __le16 stbc_param;
1343 u8 basic_set[16];
Johannes Berg598a5932012-12-28 12:00:40 +01001344} __packed;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001345
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001346/* for ht_param */
1347#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1348#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1349#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1350#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1351#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1352#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001353
1354/* for operation_mode */
1355#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1356#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1357#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1358#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1359#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1360#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1361#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1362
1363/* for stbc_param */
1364#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1365#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1366#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1367#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1368#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1369#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1370
Jiri Benca9de8ce2007-05-05 11:43:04 -07001371
Johannes Berg44d414d2008-09-08 17:44:28 +02001372/* block-ack parameters */
1373#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1374#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
Amitkumar Karwar8d661f12011-01-11 16:14:24 -08001375#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
Johannes Berg44d414d2008-09-08 17:44:28 +02001376#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1377#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1378
1379/*
1380 * A-PMDU buffer sizes
1381 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1382 */
1383#define IEEE80211_MIN_AMPDU_BUF 0x8
1384#define IEEE80211_MAX_AMPDU_BUF 0x40
1385
1386
Johannes Berg0f782312009-12-01 13:37:02 +01001387/* Spatial Multiplexing Power Save Modes (for capability) */
Tomas Winkler00c5ae22008-09-03 11:26:42 +08001388#define WLAN_HT_CAP_SM_PS_STATIC 0
1389#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1390#define WLAN_HT_CAP_SM_PS_INVALID 2
1391#define WLAN_HT_CAP_SM_PS_DISABLED 3
Tomas Winklere53cfe02008-01-30 22:05:13 -08001392
Johannes Berg0f782312009-12-01 13:37:02 +01001393/* for SM power control field lower two bits */
1394#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1395#define WLAN_HT_SMPS_CONTROL_STATIC 1
1396#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1397
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001398/**
1399 * struct ieee80211_vht_mcs_info - VHT MCS information
1400 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1401 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1402 * STA can receive. Rate expressed in units of 1 Mbps.
1403 * If this field is 0 this value should not be used to
1404 * consider the highest RX data rate supported.
Johannes Berg7173a1f2012-11-12 11:44:18 +01001405 * The top 3 bits of this field are reserved.
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001406 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1407 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1408 * STA can transmit. Rate expressed in units of 1 Mbps.
1409 * If this field is 0 this value should not be used to
1410 * consider the highest TX data rate supported.
Johannes Berg7173a1f2012-11-12 11:44:18 +01001411 * The top 3 bits of this field are reserved.
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001412 */
1413struct ieee80211_vht_mcs_info {
1414 __le16 rx_mcs_map;
1415 __le16 rx_highest;
1416 __le16 tx_mcs_map;
1417 __le16 tx_highest;
1418} __packed;
1419
Mahesh Palivelad4950282012-10-10 11:25:40 +00001420/**
Johannes Berg7173a1f2012-11-12 11:44:18 +01001421 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1422 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1423 * number of streams
1424 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1425 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1426 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1427 *
1428 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1429 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1430 * both split into 8 subfields by number of streams. These values indicate
1431 * which MCSes are supported for the number of streams the value appears
1432 * for.
1433 */
1434enum ieee80211_vht_mcs_support {
1435 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1436 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1437 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1438 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1439};
1440
1441/**
Mahesh Palivelad4950282012-10-10 11:25:40 +00001442 * struct ieee80211_vht_cap - VHT capabilities
1443 *
1444 * This structure is the "VHT capabilities element" as
1445 * described in 802.11ac D3.0 8.4.2.160
1446 * @vht_cap_info: VHT capability info
1447 * @supp_mcs: VHT MCS supported rates
1448 */
1449struct ieee80211_vht_cap {
1450 __le32 vht_cap_info;
1451 struct ieee80211_vht_mcs_info supp_mcs;
1452} __packed;
1453
1454/**
Johannes Bergf2d9d272012-11-22 14:11:39 +01001455 * enum ieee80211_vht_chanwidth - VHT channel width
1456 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1457 * determine the channel width (20 or 40 MHz)
1458 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1459 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1460 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1461 */
1462enum ieee80211_vht_chanwidth {
1463 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1464 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1465 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1466 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1467};
1468
1469/**
Mahesh Palivelad4950282012-10-10 11:25:40 +00001470 * struct ieee80211_vht_operation - VHT operation IE
1471 *
1472 * This structure is the "VHT operation element" as
1473 * described in 802.11ac D3.0 8.4.2.161
1474 * @chan_width: Operating channel width
1475 * @center_freq_seg1_idx: center freq segment 1 index
1476 * @center_freq_seg2_idx: center freq segment 2 index
1477 * @basic_mcs_set: VHT Basic MCS rate set
1478 */
1479struct ieee80211_vht_operation {
1480 u8 chan_width;
1481 u8 center_freq_seg1_idx;
1482 u8 center_freq_seg2_idx;
1483 __le16 basic_mcs_set;
1484} __packed;
1485
1486
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001487/* 802.11ac VHT Capabilities */
Johannes Berg01331042012-12-05 16:45:31 +01001488#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1489#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1490#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1491#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1492#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
Johannes Berg0af83d32012-12-27 18:55:36 +01001493#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
Johannes Berg01331042012-12-05 16:45:31 +01001494#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1495#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1496#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1497#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1498#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1499#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1500#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1501#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
Johannes Berg55d942f2013-03-01 13:07:48 +01001502#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
Johannes Berg01331042012-12-05 16:45:31 +01001503#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1504#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
Eyal Shapirafbdd90e2013-11-11 20:14:00 +02001505#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1506#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1507 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1508#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1509#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1510 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
Johannes Berg01331042012-12-05 16:45:31 +01001511#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1512#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1513#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1514#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1515#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1516#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1517 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1518#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1519#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1520#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1521#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001522
Jiri Benca9de8ce2007-05-05 11:43:04 -07001523/* Authentication algorithms */
1524#define WLAN_AUTH_OPEN 0
1525#define WLAN_AUTH_SHARED_KEY 1
Jouni Malinen636a5d32009-03-19 13:39:22 +02001526#define WLAN_AUTH_FT 2
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001527#define WLAN_AUTH_SAE 3
Senthil Balasubramanianbb608e92008-12-04 20:38:13 +05301528#define WLAN_AUTH_LEAP 128
Jiri Benca9de8ce2007-05-05 11:43:04 -07001529
1530#define WLAN_AUTH_CHALLENGE_LEN 128
1531
1532#define WLAN_CAPABILITY_ESS (1<<0)
1533#define WLAN_CAPABILITY_IBSS (1<<1)
Javier Cardona0a35d362011-05-04 10:24:56 -07001534
Eliad Peller333ba732011-05-29 15:53:20 +03001535/*
1536 * A mesh STA sets the ESS and IBSS capability bits to zero.
1537 * however, this holds true for p2p probe responses (in the p2p_find
1538 * phase) as well.
1539 */
1540#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
Javier Cardona0a35d362011-05-04 10:24:56 -07001541 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1542
Jiri Benca9de8ce2007-05-05 11:43:04 -07001543#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1544#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1545#define WLAN_CAPABILITY_PRIVACY (1<<4)
1546#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1547#define WLAN_CAPABILITY_PBCC (1<<6)
1548#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
Assaf Kraussb6623482008-06-16 16:09:49 +03001549
Jiri Benca9de8ce2007-05-05 11:43:04 -07001550/* 802.11h */
1551#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1552#define WLAN_CAPABILITY_QOS (1<<9)
1553#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001554#define WLAN_CAPABILITY_APSD (1<<11)
1555#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
Jiri Benca9de8ce2007-05-05 11:43:04 -07001556#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001557#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1558#define WLAN_CAPABILITY_IMM_BACK (1<<15)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001559
1560/* DMG (60gHz) 802.11ad */
1561/* type - bits 0..1 */
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001562#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001563#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1564#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1565#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1566
1567#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001568#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001569#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1570#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1571
1572#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1573#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1574
Assaf Kraussb6623482008-06-16 16:09:49 +03001575/* measurement */
1576#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1577#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1578#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1579
1580#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1581#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1582#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1583
Daniel Drake56282212007-07-10 19:32:10 +02001584/* 802.11g ERP information element */
1585#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1586#define WLAN_ERP_USE_PROTECTION (1<<1)
1587#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1588
1589/* WLAN_ERP_BARKER_PREAMBLE values */
1590enum {
1591 WLAN_ERP_PREAMBLE_SHORT = 0,
1592 WLAN_ERP_PREAMBLE_LONG = 1,
1593};
1594
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001595/* Band ID, 802.11ad #8.4.1.45 */
1596enum {
1597 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1598 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1599 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1600 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1601 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1602 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1603};
1604
Jiri Benca9de8ce2007-05-05 11:43:04 -07001605/* Status codes */
1606enum ieee80211_statuscode {
1607 WLAN_STATUS_SUCCESS = 0,
1608 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1609 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1610 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1611 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1612 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1613 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1614 WLAN_STATUS_CHALLENGE_FAIL = 15,
1615 WLAN_STATUS_AUTH_TIMEOUT = 16,
1616 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1617 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1618 /* 802.11b */
1619 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1620 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1621 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1622 /* 802.11h */
1623 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1624 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1625 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1626 /* 802.11g */
1627 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1628 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
Jouni Malinen63a5ab82009-01-08 13:32:09 +02001629 /* 802.11w */
1630 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1631 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001632 /* 802.11i */
1633 WLAN_STATUS_INVALID_IE = 40,
1634 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1635 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1636 WLAN_STATUS_INVALID_AKMP = 43,
1637 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1638 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1639 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001640 /* 802.11e */
1641 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1642 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1643 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1644 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1645 WLAN_STATUS_REQUEST_DECLINED = 37,
1646 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1647 WLAN_STATUS_CHANGE_TSPEC = 39,
1648 WLAN_STATUS_WAIT_TS_DELAY = 47,
1649 WLAN_STATUS_NO_DIRECT_LINK = 48,
1650 WLAN_STATUS_STA_NOT_PRESENT = 49,
1651 WLAN_STATUS_STA_NOT_QSTA = 50,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001652 /* 802.11s */
1653 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1654 WLAN_STATUS_FCG_NOT_SUPP = 78,
1655 WLAN_STATUS_STA_NO_TBTT = 78,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001656 /* 802.11ad */
1657 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1658 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1659 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1660 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1661 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1662 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1663 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1664 WLAN_STATUS_REJECT_DSE_BAND = 96,
1665 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1666 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001667};
1668
1669
1670/* Reason codes */
1671enum ieee80211_reasoncode {
1672 WLAN_REASON_UNSPECIFIED = 1,
1673 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1674 WLAN_REASON_DEAUTH_LEAVING = 3,
1675 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1676 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1677 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1678 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1679 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1680 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1681 /* 802.11h */
1682 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1683 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1684 /* 802.11i */
1685 WLAN_REASON_INVALID_IE = 13,
1686 WLAN_REASON_MIC_FAILURE = 14,
1687 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1688 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1689 WLAN_REASON_IE_DIFFERENT = 17,
1690 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1691 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1692 WLAN_REASON_INVALID_AKMP = 20,
1693 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1694 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1695 WLAN_REASON_IEEE8021X_FAILED = 23,
1696 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
Arik Nemtsovc887f0d32014-06-11 17:18:25 +03001697 /* TDLS (802.11z) */
1698 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1699 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001700 /* 802.11e */
1701 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1702 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1703 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1704 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1705 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1706 WLAN_REASON_QSTA_NOT_USE = 37,
1707 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1708 WLAN_REASON_QSTA_TIMEOUT = 39,
1709 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001710 /* 802.11s */
1711 WLAN_REASON_MESH_PEER_CANCELED = 52,
1712 WLAN_REASON_MESH_MAX_PEERS = 53,
1713 WLAN_REASON_MESH_CONFIG = 54,
1714 WLAN_REASON_MESH_CLOSE = 55,
1715 WLAN_REASON_MESH_MAX_RETRIES = 56,
1716 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1717 WLAN_REASON_MESH_INVALID_GTK = 58,
1718 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1719 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1720 WLAN_REASON_MESH_PATH_ERROR = 61,
1721 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1722 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1723 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1724 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1725 WLAN_REASON_MESH_CHAN = 66,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001726};
1727
1728
1729/* Information Element IDs */
1730enum ieee80211_eid {
1731 WLAN_EID_SSID = 0,
1732 WLAN_EID_SUPP_RATES = 1,
Johannes Berg8c78e382014-02-04 09:41:04 +01001733 WLAN_EID_FH_PARAMS = 2, /* reserved now */
Jiri Benca9de8ce2007-05-05 11:43:04 -07001734 WLAN_EID_DS_PARAMS = 3,
1735 WLAN_EID_CF_PARAMS = 4,
1736 WLAN_EID_TIM = 5,
1737 WLAN_EID_IBSS_PARAMS = 6,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001738 WLAN_EID_COUNTRY = 7,
1739 WLAN_EID_HP_PARAMS = 8,
1740 WLAN_EID_HP_TABLE = 9,
1741 WLAN_EID_REQUEST = 10,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001742 WLAN_EID_QBSS_LOAD = 11,
1743 WLAN_EID_EDCA_PARAM_SET = 12,
1744 WLAN_EID_TSPEC = 13,
1745 WLAN_EID_TCLAS = 14,
1746 WLAN_EID_SCHEDULE = 15,
Johannes Berg8c78e382014-02-04 09:41:04 +01001747 WLAN_EID_CHALLENGE = 16,
1748 /* 17-31 reserved for challenge text extension */
1749 WLAN_EID_PWR_CONSTRAINT = 32,
1750 WLAN_EID_PWR_CAPABILITY = 33,
1751 WLAN_EID_TPC_REQUEST = 34,
1752 WLAN_EID_TPC_REPORT = 35,
1753 WLAN_EID_SUPPORTED_CHANNELS = 36,
1754 WLAN_EID_CHANNEL_SWITCH = 37,
1755 WLAN_EID_MEASURE_REQUEST = 38,
1756 WLAN_EID_MEASURE_REPORT = 39,
1757 WLAN_EID_QUIET = 40,
1758 WLAN_EID_IBSS_DFS = 41,
1759 WLAN_EID_ERP_INFO = 42,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001760 WLAN_EID_TS_DELAY = 43,
1761 WLAN_EID_TCLAS_PROCESSING = 44,
Johannes Berg8c78e382014-02-04 09:41:04 +01001762 WLAN_EID_HT_CAPABILITY = 45,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001763 WLAN_EID_QOS_CAPA = 46,
Johannes Berg8c78e382014-02-04 09:41:04 +01001764 /* 47 reserved for Broadcom */
1765 WLAN_EID_RSN = 48,
1766 WLAN_EID_802_15_COEX = 49,
1767 WLAN_EID_EXT_SUPP_RATES = 50,
1768 WLAN_EID_AP_CHAN_REPORT = 51,
1769 WLAN_EID_NEIGHBOR_REPORT = 52,
1770 WLAN_EID_RCPI = 53,
1771 WLAN_EID_MOBILITY_DOMAIN = 54,
1772 WLAN_EID_FAST_BSS_TRANSITION = 55,
1773 WLAN_EID_TIMEOUT_INTERVAL = 56,
1774 WLAN_EID_RIC_DATA = 57,
1775 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1776 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1777 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1778 WLAN_EID_HT_OPERATION = 61,
1779 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
1780 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1781 WLAN_EID_ANTENNA_INFO = 64,
1782 WLAN_EID_RSNI = 65,
1783 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1784 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1785 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1786 WLAN_EID_TIME_ADVERTISEMENT = 69,
1787 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1788 WLAN_EID_MULTIPLE_BSSID = 71,
1789 WLAN_EID_BSS_COEX_2040 = 72,
Jes Sorensen494b6592014-05-26 18:06:34 +02001790 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
Johannes Berg8c78e382014-02-04 09:41:04 +01001791 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1792 WLAN_EID_RIC_DESCRIPTOR = 75,
1793 WLAN_EID_MMIE = 76,
1794 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1795 WLAN_EID_EVENT_REQUEST = 78,
1796 WLAN_EID_EVENT_REPORT = 79,
1797 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1798 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1799 WLAN_EID_LOCATION_PARAMS = 82,
1800 WLAN_EID_NON_TX_BSSID_CAP = 83,
1801 WLAN_EID_SSID_LIST = 84,
1802 WLAN_EID_MULTI_BSSID_IDX = 85,
1803 WLAN_EID_FMS_DESCRIPTOR = 86,
1804 WLAN_EID_FMS_REQUEST = 87,
1805 WLAN_EID_FMS_RESPONSE = 88,
1806 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1807 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1808 WLAN_EID_TSF_REQUEST = 91,
1809 WLAN_EID_TSF_RESPOSNE = 92,
1810 WLAN_EID_WNM_SLEEP_MODE = 93,
1811 WLAN_EID_TIM_BCAST_REQ = 94,
1812 WLAN_EID_TIM_BCAST_RESP = 95,
1813 WLAN_EID_COLL_IF_REPORT = 96,
1814 WLAN_EID_CHANNEL_USAGE = 97,
1815 WLAN_EID_TIME_ZONE = 98,
1816 WLAN_EID_DMS_REQUEST = 99,
1817 WLAN_EID_DMS_RESPONSE = 100,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001818 WLAN_EID_LINK_ID = 101,
Johannes Berg8c78e382014-02-04 09:41:04 +01001819 WLAN_EID_WAKEUP_SCHEDUL = 102,
1820 /* 103 reserved */
1821 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1822 WLAN_EID_PTI_CONTROL = 105,
1823 WLAN_EID_PU_BUFFER_STATUS = 106,
1824 WLAN_EID_INTERWORKING = 107,
1825 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1826 WLAN_EID_EXPEDITED_BW_REQ = 109,
1827 WLAN_EID_QOS_MAP_SET = 110,
1828 WLAN_EID_ROAMING_CONSORTIUM = 111,
1829 WLAN_EID_EMERGENCY_ALERT = 112,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001830 WLAN_EID_MESH_CONFIG = 113,
1831 WLAN_EID_MESH_ID = 114,
1832 WLAN_EID_LINK_METRIC_REPORT = 115,
1833 WLAN_EID_CONGESTION_NOTIFICATION = 116,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001834 WLAN_EID_PEER_MGMT = 117,
1835 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1836 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1837 WLAN_EID_BEACON_TIMING = 120,
1838 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1839 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1840 WLAN_EID_MCCAOP_ADVERT = 123,
1841 WLAN_EID_MCCAOP_TEARDOWN = 124,
1842 WLAN_EID_GANN = 125,
1843 WLAN_EID_RANN = 126,
Johannes Berg8c78e382014-02-04 09:41:04 +01001844 WLAN_EID_EXT_CAPABILITY = 127,
1845 /* 128, 129 reserved for Agere */
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001846 WLAN_EID_PREQ = 130,
1847 WLAN_EID_PREP = 131,
1848 WLAN_EID_PERR = 132,
Johannes Berg8c78e382014-02-04 09:41:04 +01001849 /* 133-136 reserved for Cisco */
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001850 WLAN_EID_PXU = 137,
1851 WLAN_EID_PXUC = 138,
1852 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1853 WLAN_EID_MIC = 140,
Johannes Berg8c78e382014-02-04 09:41:04 +01001854 WLAN_EID_DESTINATION_URI = 141,
1855 WLAN_EID_UAPSD_COEX = 142,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001856 WLAN_EID_WAKEUP_SCHEDULE = 143,
1857 WLAN_EID_EXT_SCHEDULE = 144,
1858 WLAN_EID_STA_AVAILABILITY = 145,
1859 WLAN_EID_DMG_TSPEC = 146,
1860 WLAN_EID_DMG_AT = 147,
1861 WLAN_EID_DMG_CAP = 148,
Steinar H. Gundersonc8d65912014-09-03 06:48:37 -07001862 /* 149 reserved for Cisco */
1863 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001864 WLAN_EID_DMG_OPERATION = 151,
1865 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1866 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1867 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
Johannes Berg8c78e382014-02-04 09:41:04 +01001868 /* 155-156 reserved for Cisco */
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001869 WLAN_EID_AWAKE_WINDOW = 157,
1870 WLAN_EID_MULTI_BAND = 158,
1871 WLAN_EID_ADDBA_EXT = 159,
1872 WLAN_EID_NEXT_PCP_LIST = 160,
1873 WLAN_EID_PCP_HANDOVER = 161,
1874 WLAN_EID_DMG_LINK_MARGIN = 162,
1875 WLAN_EID_SWITCHING_STREAM = 163,
1876 WLAN_EID_SESSION_TRANSITION = 164,
1877 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1878 WLAN_EID_CLUSTER_REPORT = 166,
1879 WLAN_EID_RELAY_CAP = 167,
1880 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1881 WLAN_EID_BEAM_LINK_MAINT = 169,
1882 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1883 WLAN_EID_U_PID = 171,
1884 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
Johannes Berg8c78e382014-02-04 09:41:04 +01001885 /* 173 reserved for Symbol */
1886 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001887 WLAN_EID_QUIET_PERIOD_REQ = 175,
Johannes Berg8c78e382014-02-04 09:41:04 +01001888 /* 176 reserved for Symbol */
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001889 WLAN_EID_QUIET_PERIOD_RESP = 177,
Johannes Berg8c78e382014-02-04 09:41:04 +01001890 /* 178-179 reserved for Symbol */
1891 /* 180 reserved for ISO/IEC 20011 */
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001892 WLAN_EID_EPAC_POLICY = 182,
1893 WLAN_EID_CLISTER_TIME_OFF = 183,
Johannes Berg8c78e382014-02-04 09:41:04 +01001894 WLAN_EID_INTER_AC_PRIO = 184,
1895 WLAN_EID_SCS_DESCRIPTOR = 185,
1896 WLAN_EID_QLOAD_REPORT = 186,
1897 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1898 WLAN_EID_HL_STREAM_ID = 188,
1899 WLAN_EID_GCR_GROUP_ADDR = 189,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001900 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
Johannes Berg8c78e382014-02-04 09:41:04 +01001901 WLAN_EID_VHT_CAPABILITY = 191,
1902 WLAN_EID_VHT_OPERATION = 192,
1903 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1904 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1905 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1906 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1907 WLAN_EID_AID = 197,
1908 WLAN_EID_QUIET_CHANNEL = 198,
1909 WLAN_EID_OPMODE_NOTIF = 199,
1910
1911 WLAN_EID_VENDOR_SPECIFIC = 221,
1912 WLAN_EID_QOS_PARAMETER = 222,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001913};
1914
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001915/* Action category code */
1916enum ieee80211_category {
1917 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1918 WLAN_CATEGORY_QOS = 1,
1919 WLAN_CATEGORY_DLS = 2,
1920 WLAN_CATEGORY_BACK = 3,
Jouni Malinenfb733332009-01-08 13:32:00 +02001921 WLAN_CATEGORY_PUBLIC = 4,
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +03001922 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
Jouni Malinen528769c2009-05-11 10:20:35 +03001923 WLAN_CATEGORY_HT = 7,
Jouni Malinenfea14732009-01-08 13:32:06 +02001924 WLAN_CATEGORY_SA_QUERY = 8,
Jouni Malinen528769c2009-05-11 10:20:35 +03001925 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001926 WLAN_CATEGORY_TDLS = 12,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001927 WLAN_CATEGORY_MESH_ACTION = 13,
1928 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1929 WLAN_CATEGORY_SELF_PROTECTED = 15,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001930 WLAN_CATEGORY_DMG = 16,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001931 WLAN_CATEGORY_WMM = 17,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001932 WLAN_CATEGORY_FST = 18,
1933 WLAN_CATEGORY_UNPROT_DMG = 20,
Johannes Berg7bf9b9a2012-12-27 18:45:41 +01001934 WLAN_CATEGORY_VHT = 21,
Jouni Malinen528769c2009-05-11 10:20:35 +03001935 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1936 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001937};
1938
Assaf Kraussf2df3852008-06-15 18:23:29 +03001939/* SPECTRUM_MGMT action code */
1940enum ieee80211_spectrum_mgmt_actioncode {
1941 WLAN_ACTION_SPCT_MSR_REQ = 0,
1942 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1943 WLAN_ACTION_SPCT_TPC_REQ = 2,
1944 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1945 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1946};
1947
Johannes Berg0f782312009-12-01 13:37:02 +01001948/* HT action codes */
1949enum ieee80211_ht_actioncode {
1950 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1951 WLAN_HT_ACTION_SMPS = 1,
1952 WLAN_HT_ACTION_PSMP = 2,
1953 WLAN_HT_ACTION_PCO_PHASE = 3,
1954 WLAN_HT_ACTION_CSI = 4,
1955 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1956 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1957 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1958};
1959
Johannes Berg7bf9b9a2012-12-27 18:45:41 +01001960/* VHT action codes */
1961enum ieee80211_vht_actioncode {
1962 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1963 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1964 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1965};
1966
Thomas Pedersen6709a6d2011-08-11 19:35:11 -07001967/* Self Protected Action codes */
1968enum ieee80211_self_protected_actioncode {
1969 WLAN_SP_RESERVED = 0,
1970 WLAN_SP_MESH_PEERING_OPEN = 1,
1971 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1972 WLAN_SP_MESH_PEERING_CLOSE = 3,
1973 WLAN_SP_MGK_INFORM = 4,
1974 WLAN_SP_MGK_ACK = 5,
1975};
1976
Thomas Pedersen36c704f2011-08-11 19:35:14 -07001977/* Mesh action codes */
1978enum ieee80211_mesh_actioncode {
1979 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1980 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1981 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1982 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1983 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1984 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1985 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1986 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1987 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1988 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1989 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1990};
1991
Zhu Yie31a16d2009-05-21 21:47:03 +08001992/* Security key length */
1993enum ieee80211_key_len {
1994 WLAN_KEY_LEN_WEP40 = 5,
1995 WLAN_KEY_LEN_WEP104 = 13,
1996 WLAN_KEY_LEN_CCMP = 16,
1997 WLAN_KEY_LEN_TKIP = 32,
Johannes Berg8fc0fee2009-05-24 16:57:19 +02001998 WLAN_KEY_LEN_AES_CMAC = 16,
Avinash Patil28cb1742014-01-10 11:08:55 -08001999 WLAN_KEY_LEN_SMS4 = 32,
Zhu Yie31a16d2009-05-21 21:47:03 +08002000};
2001
Johannes Berg4325f6c2013-05-08 13:09:08 +02002002#define IEEE80211_WEP_IV_LEN 4
2003#define IEEE80211_WEP_ICV_LEN 4
2004#define IEEE80211_CCMP_HDR_LEN 8
2005#define IEEE80211_CCMP_MIC_LEN 8
2006#define IEEE80211_CCMP_PN_LEN 6
2007#define IEEE80211_TKIP_IV_LEN 8
2008#define IEEE80211_TKIP_ICV_LEN 4
2009#define IEEE80211_CMAC_PN_LEN 6
2010
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002011/* Public action codes */
2012enum ieee80211_pub_actioncode {
Johannes Berg1b3a2e42013-03-26 15:17:18 +01002013 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002014 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2015};
2016
2017/* TDLS action codes */
2018enum ieee80211_tdls_actioncode {
2019 WLAN_TDLS_SETUP_REQUEST = 0,
2020 WLAN_TDLS_SETUP_RESPONSE = 1,
2021 WLAN_TDLS_SETUP_CONFIRM = 2,
2022 WLAN_TDLS_TEARDOWN = 3,
2023 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2024 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2025 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2026 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2027 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2028 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2029 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2030};
2031
Luciano Coelhoe9a21942014-10-08 09:48:36 +03002032/* Extended Channel Switching capability to be set in the 1st byte of
2033 * the @WLAN_EID_EXT_CAPABILITY information element
2034 */
2035#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2036
Arik Nemtsov78632a12014-11-09 18:50:14 +02002037/* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2038#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2039#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2040#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2041
Avinash Patildcb7a6c2013-07-26 17:02:29 -07002042/* Interworking capabilities are set in 7th bit of 4th byte of the
2043 * @WLAN_EID_EXT_CAPABILITY information element
2044 */
2045#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2046
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002047/*
2048 * TDLS capabililites to be enabled in the 5th byte of the
2049 * @WLAN_EID_EXT_CAPABILITY information element
2050 */
2051#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2052#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
Arik Nemtsov78632a12014-11-09 18:50:14 +02002053#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002054
Johannes Bergc6f9d6c2013-02-11 14:27:08 +01002055#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
Avinash Patil852c0152014-01-09 15:22:57 -08002056#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(7)
Johannes Bergc6f9d6c2013-02-11 14:27:08 +01002057
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002058/* TDLS specific payload type in the LLC/SNAP header */
2059#define WLAN_TDLS_SNAP_RFTYPE 0x2
2060
Arik Nemtsov2cedd872014-11-09 18:50:13 +02002061/* BSS Coex IE information field bits */
2062#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2063
Javier Cardonac80d5452010-12-16 17:37:49 -08002064/**
Javier Cardonadbf498f2012-03-31 11:31:32 -07002065 * enum - mesh synchronization method identifier
2066 *
2067 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2068 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08002069 * that will be specified in a vendor specific information element
Javier Cardonadbf498f2012-03-31 11:31:32 -07002070 */
2071enum {
2072 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2073 IEEE80211_SYNC_METHOD_VENDOR = 255,
2074};
2075
2076/**
Javier Cardonac80d5452010-12-16 17:37:49 -08002077 * enum - mesh path selection protocol identifier
2078 *
2079 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2080 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08002081 * be specified in a vendor specific information element
Javier Cardonac80d5452010-12-16 17:37:49 -08002082 */
2083enum {
Javier Cardonadcca1cf2012-04-12 14:32:20 -07002084 IEEE80211_PATH_PROTOCOL_HWMP = 1,
Javier Cardonac80d5452010-12-16 17:37:49 -08002085 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2086};
2087
2088/**
2089 * enum - mesh path selection metric identifier
2090 *
2091 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2092 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08002093 * specified in a vendor specific information element
Javier Cardonac80d5452010-12-16 17:37:49 -08002094 */
2095enum {
Javier Cardonadcca1cf2012-04-12 14:32:20 -07002096 IEEE80211_PATH_METRIC_AIRTIME = 1,
Javier Cardonac80d5452010-12-16 17:37:49 -08002097 IEEE80211_PATH_METRIC_VENDOR = 255,
2098};
2099
Chun-Yeow Yeoha69cc442012-06-14 02:06:07 +08002100/**
2101 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2102 *
2103 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2104 *
2105 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2106 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2107 * this value
2108 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2109 * the proactive PREQ with proactive PREP subfield set to 0
2110 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2111 * supports the proactive PREQ with proactive PREP subfield set to 1
2112 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2113 * the proactive RANN
2114 */
2115enum ieee80211_root_mode_identifier {
2116 IEEE80211_ROOTMODE_NO_ROOT = 0,
2117 IEEE80211_ROOTMODE_ROOT = 1,
2118 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2119 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2120 IEEE80211_PROACTIVE_RANN = 4,
2121};
Javier Cardonac80d5452010-12-16 17:37:49 -08002122
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002123/*
2124 * IEEE 802.11-2007 7.3.2.9 Country information element
2125 *
2126 * Minimum length is 8 octets, ie len must be evenly
2127 * divisible by 2
2128 */
2129
2130/* Although the spec says 8 I'm seeing 6 in practice */
2131#define IEEE80211_COUNTRY_IE_MIN_LEN 6
2132
Bing Zhao80751e22011-03-07 11:14:23 -08002133/* The Country String field of the element shall be 3 octets in length */
2134#define IEEE80211_COUNTRY_STRING_LEN 3
2135
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002136/*
2137 * For regulatory extension stuff see IEEE 802.11-2007
2138 * Annex I (page 1141) and Annex J (page 1147). Also
2139 * review 7.3.2.9.
2140 *
2141 * When dot11RegulatoryClassesRequired is true and the
2142 * first_channel/reg_extension_id is >= 201 then the IE
2143 * compromises of the 'ext' struct represented below:
2144 *
2145 * - Regulatory extension ID - when generating IE this just needs
2146 * to be monotonically increasing for each triplet passed in
2147 * the IE
2148 * - Regulatory class - index into set of rules
2149 * - Coverage class - index into air propagation time (Table 7-27),
2150 * in microseconds, you can compute the air propagation time from
2151 * the index by multiplying by 3, so index 10 yields a propagation
2152 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2153 * yet. A value of 0 inicates air propagation of <= 1 us.
2154 *
2155 * See also Table I.2 for Emission limit sets and table
2156 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2157 * a reg_class to an emission limit set and behavior limit set.
2158 */
2159#define IEEE80211_COUNTRY_EXTENSION_ID 201
2160
2161/*
2162 * Channels numbers in the IE must be monotonically increasing
2163 * if dot11RegulatoryClassesRequired is not true.
2164 *
2165 * If dot11RegulatoryClassesRequired is true consecutive
2166 * subband triplets following a regulatory triplet shall
2167 * have monotonically increasing first_channel number fields.
2168 *
2169 * Channel numbers shall not overlap.
2170 *
2171 * Note that max_power is signed.
2172 */
2173struct ieee80211_country_ie_triplet {
2174 union {
2175 struct {
2176 u8 first_channel;
2177 u8 num_channels;
2178 s8 max_power;
Johannes Berg598a5932012-12-28 12:00:40 +01002179 } __packed chans;
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002180 struct {
2181 u8 reg_extension_id;
2182 u8 reg_class;
2183 u8 coverage_class;
Johannes Berg598a5932012-12-28 12:00:40 +01002184 } __packed ext;
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002185 };
Johannes Berg598a5932012-12-28 12:00:40 +01002186} __packed;
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002187
Jouni Malinenf797eb72009-01-19 18:48:46 +02002188enum ieee80211_timeout_interval_type {
2189 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2190 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2191 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2192};
2193
Johannes Berg79ba1d82013-03-27 14:38:07 +01002194/**
2195 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2196 * @type: type, see &enum ieee80211_timeout_interval_type
2197 * @value: timeout interval value
2198 */
2199struct ieee80211_timeout_interval_ie {
2200 u8 type;
2201 __le32 value;
2202} __packed;
2203
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02002204/* BACK action code */
2205enum ieee80211_back_actioncode {
2206 WLAN_ACTION_ADDBA_REQ = 0,
2207 WLAN_ACTION_ADDBA_RESP = 1,
2208 WLAN_ACTION_DELBA = 2,
2209};
2210
Ron Rindjunsky07db2182007-12-25 17:00:33 +02002211/* BACK (block-ack) parties */
2212enum ieee80211_back_parties {
2213 WLAN_BACK_RECIPIENT = 0,
2214 WLAN_BACK_INITIATOR = 1,
Ron Rindjunsky07db2182007-12-25 17:00:33 +02002215};
2216
Jouni Malinenfea14732009-01-08 13:32:06 +02002217/* SA Query action */
2218enum ieee80211_sa_query_action {
2219 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2220 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2221};
2222
2223
Jiri Benca9de8ce2007-05-05 11:43:04 -07002224/* cipher suite selectors */
2225#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2226#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2227#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2228/* reserved: 0x000FAC03 */
2229#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2230#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
Jouni Malinen3cfcf6ac2009-01-08 13:32:02 +02002231#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
Vladimir Kondratievb1881482012-07-02 09:32:35 +03002232#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
Jiri Benca9de8ce2007-05-05 11:43:04 -07002233
Jouni Malinenc2e889a2011-11-02 23:34:56 +02002234#define WLAN_CIPHER_SUITE_SMS4 0x00147201
2235
Johannes Berg6a669e62009-07-01 21:26:53 +02002236/* AKM suite selectors */
2237#define WLAN_AKM_SUITE_8021X 0x000FAC01
2238#define WLAN_AKM_SUITE_PSK 0x000FAC02
Bing Zhaod437c862013-01-23 20:33:58 -08002239#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2240#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2241#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2242#define WLAN_AKM_SUITE_SAE 0x000FAC08
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07002243#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
Johannes Berg6a669e62009-07-01 21:26:53 +02002244
Jiri Benca9de8ce2007-05-05 11:43:04 -07002245#define WLAN_MAX_KEY_LEN 32
2246
Samuel Ortiz67fbb162009-11-24 23:59:15 +01002247#define WLAN_PMKID_LEN 16
2248
Eliad Peller0c28ec52011-09-15 11:53:01 +03002249#define WLAN_OUI_WFA 0x506f9a
2250#define WLAN_OUI_TYPE_WFA_P2P 9
Avinash Patil535588e2012-06-11 18:14:16 -07002251#define WLAN_OUI_MICROSOFT 0x0050f2
2252#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
Avinash Patilc2ebea22012-06-20 17:59:01 -07002253#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2254#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
Eliad Peller0c28ec52011-09-15 11:53:01 +03002255
Kalle Valo856799d2011-07-17 12:13:56 +03002256/*
2257 * WMM/802.11e Tspec Element
2258 */
2259#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2260#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2261
2262enum ieee80211_tspec_status_code {
2263 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2264 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2265};
2266
2267struct ieee80211_tspec_ie {
2268 u8 element_id;
2269 u8 len;
2270 u8 oui[3];
2271 u8 oui_type;
2272 u8 oui_subtype;
2273 u8 version;
2274 __le16 tsinfo;
2275 u8 tsinfo_resvd;
2276 __le16 nominal_msdu;
2277 __le16 max_msdu;
2278 __le32 min_service_int;
2279 __le32 max_service_int;
2280 __le32 inactivity_int;
2281 __le32 suspension_int;
2282 __le32 service_start_time;
2283 __le32 min_data_rate;
2284 __le32 mean_data_rate;
2285 __le32 peak_data_rate;
2286 __le32 max_burst_size;
2287 __le32 delay_bound;
2288 __le32 min_phy_rate;
2289 __le16 sba;
2290 __le16 medium_time;
2291} __packed;
2292
Johannes Bergf97df022007-09-18 17:29:20 -04002293/**
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002294 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2295 * @hdr: the frame
2296 *
2297 * The qos ctrl bytes come after the frame_control, duration, seq_num
2298 * and 3 or 4 addresses of length ETH_ALEN.
2299 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2300 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2301 */
2302static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2303{
2304 if (ieee80211_has_a4(hdr->frame_control))
2305 return (u8 *)hdr + 30;
2306 else
2307 return (u8 *)hdr + 24;
2308}
2309
2310/**
Johannes Bergf97df022007-09-18 17:29:20 -04002311 * ieee80211_get_SA - get pointer to SA
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002312 * @hdr: the frame
Johannes Bergf97df022007-09-18 17:29:20 -04002313 *
2314 * Given an 802.11 frame, this function returns the offset
2315 * to the source address (SA). It does not verify that the
2316 * header is long enough to contain the address, and the
2317 * header must be long enough to contain the frame control
2318 * field.
Johannes Bergf97df022007-09-18 17:29:20 -04002319 */
2320static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2321{
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002322 if (ieee80211_has_a4(hdr->frame_control))
Harvey Harrison5a433b32008-04-21 10:41:10 -07002323 return hdr->addr4;
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002324 if (ieee80211_has_fromds(hdr->frame_control))
2325 return hdr->addr3;
2326 return hdr->addr2;
Johannes Bergf97df022007-09-18 17:29:20 -04002327}
2328
2329/**
2330 * ieee80211_get_DA - get pointer to DA
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002331 * @hdr: the frame
Johannes Bergf97df022007-09-18 17:29:20 -04002332 *
2333 * Given an 802.11 frame, this function returns the offset
2334 * to the destination address (DA). It does not verify that
2335 * the header is long enough to contain the address, and the
2336 * header must be long enough to contain the frame control
2337 * field.
Johannes Bergf97df022007-09-18 17:29:20 -04002338 */
2339static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2340{
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002341 if (ieee80211_has_tods(hdr->frame_control))
Johannes Bergf97df022007-09-18 17:29:20 -04002342 return hdr->addr3;
Harvey Harrison5a433b32008-04-21 10:41:10 -07002343 else
2344 return hdr->addr1;
Johannes Bergf97df022007-09-18 17:29:20 -04002345}
2346
David Kilroy9ee677c2008-12-23 14:03:38 +00002347/**
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002348 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
Jouni Malinenfb733332009-01-08 13:32:00 +02002349 * @hdr: the frame (buffer must include at least the first octet of payload)
2350 */
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002351static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
Jouni Malinenfb733332009-01-08 13:32:00 +02002352{
2353 if (ieee80211_is_disassoc(hdr->frame_control) ||
2354 ieee80211_is_deauth(hdr->frame_control))
2355 return true;
2356
2357 if (ieee80211_is_action(hdr->frame_control)) {
2358 u8 *category;
2359
2360 /*
2361 * Action frames, excluding Public Action frames, are Robust
2362 * Management Frames. However, if we are looking at a Protected
2363 * frame, skip the check since the data may be encrypted and
2364 * the frame has already been found to be a Robust Management
2365 * Frame (by the other end).
2366 */
2367 if (ieee80211_has_protected(hdr->frame_control))
2368 return true;
2369 category = ((u8 *) hdr) + 24;
Jouni Malinen528769c2009-05-11 10:20:35 +03002370 return *category != WLAN_CATEGORY_PUBLIC &&
2371 *category != WLAN_CATEGORY_HT &&
Thomas Pedersen8f9cb772011-05-03 16:57:14 -07002372 *category != WLAN_CATEGORY_SELF_PROTECTED &&
Jouni Malinen528769c2009-05-11 10:20:35 +03002373 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
Jouni Malinenfb733332009-01-08 13:32:00 +02002374 }
2375
2376 return false;
2377}
2378
2379/**
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002380 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2381 * @skb: the skb containing the frame, length will be checked
2382 */
2383static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2384{
2385 if (skb->len < 25)
2386 return false;
2387 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2388}
2389
2390/**
Johannes Berg3df6eae2011-12-06 10:39:40 +01002391 * ieee80211_is_public_action - check if frame is a public action frame
2392 * @hdr: the frame
2393 * @len: length of the frame
2394 */
2395static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2396 size_t len)
2397{
2398 struct ieee80211_mgmt *mgmt = (void *)hdr;
2399
2400 if (len < IEEE80211_MIN_ACTION_SIZE)
2401 return false;
2402 if (!ieee80211_is_action(hdr->frame_control))
2403 return false;
2404 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2405}
2406
2407/**
Johannes Berg10f644a2009-04-16 13:17:25 +02002408 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2409 * @tu: the TUs
2410 */
2411static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2412{
2413 return 1024 * tu;
2414}
2415
Johannes Berge7ec86f2009-04-18 17:33:24 +02002416/**
2417 * ieee80211_check_tim - check if AID bit is set in TIM
2418 * @tim: the TIM IE
2419 * @tim_len: length of the TIM IE
2420 * @aid: the AID to look for
2421 */
Johannes Berg4a3cb702013-02-12 16:43:19 +01002422static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
Johannes Berge7ec86f2009-04-18 17:33:24 +02002423 u8 tim_len, u16 aid)
2424{
2425 u8 mask;
2426 u8 index, indexn1, indexn2;
2427
2428 if (unlikely(!tim || tim_len < sizeof(*tim)))
2429 return false;
2430
2431 aid &= 0x3fff;
2432 index = aid / 8;
2433 mask = 1 << (aid & 7);
2434
2435 indexn1 = tim->bitmap_ctrl & 0xfe;
2436 indexn2 = tim_len + indexn1 - 4;
2437
2438 if (index < indexn1 || index > indexn2)
2439 return false;
2440
2441 index -= indexn1;
2442
2443 return !!(tim->virtual_map[index] & mask);
2444}
2445
Liad Kaufman1277b4a2014-11-09 18:50:08 +02002446/**
2447 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
2448 * @skb: the skb containing the frame, length will not be checked
2449 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
2450 *
2451 * This function assumes the frame is a data frame, and that the network header
2452 * is in the correct place.
2453 */
2454static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
2455{
2456 if (!skb_is_nonlinear(skb) &&
2457 skb->len > (skb_network_offset(skb) + 2)) {
2458 /* Point to where the indication of TDLS should start */
2459 const u8 *tdls_data = skb_network_header(skb) - 2;
2460
2461 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
2462 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
2463 tdls_data[3] == WLAN_CATEGORY_TDLS)
2464 return tdls_data[4];
2465 }
2466
2467 return -1;
2468}
2469
Johannes Berge7f19352013-07-25 21:45:17 +02002470/* convert time units */
2471#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2472#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2473
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +03002474/**
2475 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2476 * @skb: the skb containing the frame, length will be checked
2477 *
2478 * This function checks if it's either TPC report action frame or Link
2479 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2480 * and 8.5.7.5 accordingly.
2481 */
2482static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2483{
2484 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2485
2486 if (!ieee80211_is_action(mgmt->frame_control))
2487 return false;
2488
2489 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2490 sizeof(mgmt->u.action.u.tpc_report))
2491 return false;
2492
2493 /*
2494 * TPC report - check that:
2495 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2496 * spectrum management action = 3 (TPC/Link Measurement report)
2497 * TPC report EID = 35
2498 * TPC report element length = 2
2499 *
2500 * The spectrum management's tpc_report struct is used here both for
2501 * parsing tpc_report and radio measurement's link measurement report
2502 * frame, since the relevant part is identical in both frames.
2503 */
2504 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2505 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2506 return false;
2507
2508 /* both spectrum mgmt and link measurement have same action code */
2509 if (mgmt->u.action.u.tpc_report.action_code !=
2510 WLAN_ACTION_SPCT_TPC_RPRT)
2511 return false;
2512
2513 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2514 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2515 sizeof(struct ieee80211_tpc_report_ie))
2516 return false;
2517
2518 return true;
2519}
2520
John W. Linville9387b7c2008-09-30 20:59:05 -04002521#endif /* LINUX_IEEE80211_H */