blob: c316ff030b1df09cc0e7cb4160420996cf6f1b1d [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
Avraham Sterne38a0172017-04-26 10:58:47 +030010 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
Jiri Benca9de8ce2007-05-05 11:43:04 -070011 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
John W. Linville9387b7c2008-09-30 20:59:05 -040017#ifndef LINUX_IEEE80211_H
18#define LINUX_IEEE80211_H
Jiri Benca9de8ce2007-05-05 11:43:04 -070019
20#include <linux/types.h>
Joe Perches574e2af2013-08-01 16:17:48 -070021#include <linux/if_ether.h>
Masashi Honma46f6b062016-06-22 19:55:20 +090022#include <linux/etherdevice.h>
Johannes Bergf97df022007-09-18 17:29:20 -040023#include <asm/byteorder.h>
Liad Kaufman1277b4a2014-11-09 18:50:08 +020024#include <asm/unaligned.h>
Jiri Benca9de8ce2007-05-05 11:43:04 -070025
Johannes Berg3f46b292009-03-14 19:10:51 +010026/*
27 * DS bit usage
28 *
29 * TA = transmitter address
30 * RA = receiver address
31 * DA = destination address
32 * SA = source address
33 *
34 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
35 * -----------------------------------------------------------------
36 * 0 0 DA SA BSSID - IBSS/DLS
37 * 0 1 DA BSSID SA - AP -> STA
38 * 1 0 BSSID SA DA - AP <- STA
39 * 1 1 RA TA DA SA unspecified (WDS)
40 */
41
Jiri Benca9de8ce2007-05-05 11:43:04 -070042#define FCS_LEN 4
43
44#define IEEE80211_FCTL_VERS 0x0003
45#define IEEE80211_FCTL_FTYPE 0x000c
46#define IEEE80211_FCTL_STYPE 0x00f0
47#define IEEE80211_FCTL_TODS 0x0100
48#define IEEE80211_FCTL_FROMDS 0x0200
49#define IEEE80211_FCTL_MOREFRAGS 0x0400
50#define IEEE80211_FCTL_RETRY 0x0800
51#define IEEE80211_FCTL_PM 0x1000
52#define IEEE80211_FCTL_MOREDATA 0x2000
53#define IEEE80211_FCTL_PROTECTED 0x4000
54#define IEEE80211_FCTL_ORDER 0x8000
Vladimir Kondratievb1881482012-07-02 09:32:35 +030055#define IEEE80211_FCTL_CTL_EXT 0x0f00
Jiri Benca9de8ce2007-05-05 11:43:04 -070056
57#define IEEE80211_SCTL_FRAG 0x000F
58#define IEEE80211_SCTL_SEQ 0xFFF0
59
60#define IEEE80211_FTYPE_MGMT 0x0000
61#define IEEE80211_FTYPE_CTL 0x0004
62#define IEEE80211_FTYPE_DATA 0x0008
Vladimir Kondratievb1881482012-07-02 09:32:35 +030063#define IEEE80211_FTYPE_EXT 0x000c
Jiri Benca9de8ce2007-05-05 11:43:04 -070064
65/* management */
66#define IEEE80211_STYPE_ASSOC_REQ 0x0000
67#define IEEE80211_STYPE_ASSOC_RESP 0x0010
68#define IEEE80211_STYPE_REASSOC_REQ 0x0020
69#define IEEE80211_STYPE_REASSOC_RESP 0x0030
70#define IEEE80211_STYPE_PROBE_REQ 0x0040
71#define IEEE80211_STYPE_PROBE_RESP 0x0050
72#define IEEE80211_STYPE_BEACON 0x0080
73#define IEEE80211_STYPE_ATIM 0x0090
74#define IEEE80211_STYPE_DISASSOC 0x00A0
75#define IEEE80211_STYPE_AUTH 0x00B0
76#define IEEE80211_STYPE_DEAUTH 0x00C0
77#define IEEE80211_STYPE_ACTION 0x00D0
78
79/* control */
Vladimir Kondratievb1881482012-07-02 09:32:35 +030080#define IEEE80211_STYPE_CTL_EXT 0x0060
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +020081#define IEEE80211_STYPE_BACK_REQ 0x0080
82#define IEEE80211_STYPE_BACK 0x0090
Jiri Benca9de8ce2007-05-05 11:43:04 -070083#define IEEE80211_STYPE_PSPOLL 0x00A0
84#define IEEE80211_STYPE_RTS 0x00B0
85#define IEEE80211_STYPE_CTS 0x00C0
86#define IEEE80211_STYPE_ACK 0x00D0
87#define IEEE80211_STYPE_CFEND 0x00E0
88#define IEEE80211_STYPE_CFENDACK 0x00F0
89
90/* data */
91#define IEEE80211_STYPE_DATA 0x0000
92#define IEEE80211_STYPE_DATA_CFACK 0x0010
93#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
94#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
95#define IEEE80211_STYPE_NULLFUNC 0x0040
96#define IEEE80211_STYPE_CFACK 0x0050
97#define IEEE80211_STYPE_CFPOLL 0x0060
98#define IEEE80211_STYPE_CFACKPOLL 0x0070
99#define IEEE80211_STYPE_QOS_DATA 0x0080
100#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
101#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
102#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
103#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
104#define IEEE80211_STYPE_QOS_CFACK 0x00D0
105#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
106#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
107
Vladimir Kondratievb1881482012-07-02 09:32:35 +0300108/* extension, added by 802.11ad */
109#define IEEE80211_STYPE_DMG_BEACON 0x0000
110
111/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
112#define IEEE80211_CTL_EXT_POLL 0x2000
113#define IEEE80211_CTL_EXT_SPR 0x3000
114#define IEEE80211_CTL_EXT_GRANT 0x4000
115#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
116#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
117#define IEEE80211_CTL_EXT_SSW 0x8000
118#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
119#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
Jiri Benca9de8ce2007-05-05 11:43:04 -0700120
Johannes Berg9a886582013-02-15 19:25:00 +0100121
122#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
123#define IEEE80211_MAX_SN IEEE80211_SN_MASK
124#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
125
Yaowei Bai35498ed2015-10-08 21:28:55 +0800126static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
Johannes Berg9a886582013-02-15 19:25:00 +0100127{
128 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
129}
130
131static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
132{
133 return (sn1 + sn2) & IEEE80211_SN_MASK;
134}
135
136static inline u16 ieee80211_sn_inc(u16 sn)
137{
138 return ieee80211_sn_add(sn, 1);
139}
140
141static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
142{
143 return (sn1 - sn2) & IEEE80211_SN_MASK;
144}
145
146#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
147#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
148
Jiri Benca9de8ce2007-05-05 11:43:04 -0700149/* miscellaneous IEEE 802.11 constants */
Michael Wuc2378992007-10-30 16:50:05 -0400150#define IEEE80211_MAX_FRAG_THRESHOLD 2352
151#define IEEE80211_MAX_RTS_THRESHOLD 2353
Jiri Benca9de8ce2007-05-05 11:43:04 -0700152#define IEEE80211_MAX_AID 2007
153#define IEEE80211_MAX_TIM_LEN 251
Jacob Minshalle05eccc2013-05-29 14:32:36 -0700154#define IEEE80211_MAX_MESH_PEERINGS 63
Jiri Benca9de8ce2007-05-05 11:43:04 -0700155/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
156 6.2.1.1.2.
157
Michael Wuc2378992007-10-30 16:50:05 -0400158 802.11e clarifies the figure in section 7.1.2. The frame body is
159 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
160#define IEEE80211_MAX_DATA_LEN 2304
Vladimir Kondratievaa475b02014-03-19 13:14:40 +0200161/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
162 * to 7920 bytes, see 8.2.3 General frame format
163 */
164#define IEEE80211_MAX_DATA_LEN_DMG 7920
Michael Wuc2378992007-10-30 16:50:05 -0400165/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
166#define IEEE80211_MAX_FRAME_LEN 2352
Jiri Benca9de8ce2007-05-05 11:43:04 -0700167
Felix Fietkau6e0456b2016-03-03 22:59:00 +0100168/* Maximal size of an A-MSDU that can be transported in a HT BA session */
169#define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
170
Emmanuel Grumbach506bcfa2015-12-13 15:41:05 +0200171/* Maximal size of an A-MSDU */
172#define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
173#define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
174
175#define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
176#define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
177#define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
178
Jiri Benca9de8ce2007-05-05 11:43:04 -0700179#define IEEE80211_MAX_SSID_LEN 32
Johannes Berg1239cd52008-10-28 11:12:57 +0100180
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100181#define IEEE80211_MAX_MESH_ID_LEN 32
Johannes Berg1239cd52008-10-28 11:12:57 +0100182
Johannes Berg960d01a2014-09-09 22:55:35 +0300183#define IEEE80211_FIRST_TSPEC_TSID 8
Johannes Berg5a306f52012-11-14 23:22:21 +0100184#define IEEE80211_NUM_TIDS 16
185
Johannes Berg960d01a2014-09-09 22:55:35 +0300186/* number of user priorities 802.11 uses */
187#define IEEE80211_NUM_UPS 8
Johannes Berg3db5e3e2017-01-05 13:37:28 +0100188/* number of ACs */
189#define IEEE80211_NUM_ACS 4
Johannes Berg960d01a2014-09-09 22:55:35 +0300190
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700191#define IEEE80211_QOS_CTL_LEN 2
Johannes Berg04b7dcf2011-06-22 10:06:59 +0200192/* 1d tag mask */
193#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
194/* TID mask */
195#define IEEE80211_QOS_CTL_TID_MASK 0x000f
196/* EOSP */
197#define IEEE80211_QOS_CTL_EOSP 0x0010
198/* ACK policy */
199#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
200#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
201#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
202#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
Thomas Pedersen6cc00d52011-11-03 21:11:11 -0700203#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
Johannes Berg04b7dcf2011-06-22 10:06:59 +0200204/* A-MSDU 802.11n */
205#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
Javier Cardona2154c812011-09-07 17:49:53 -0700206/* Mesh Control 802.11s */
207#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
Jiri Benca9de8ce2007-05-05 11:43:04 -0700208
Marco Porsch3f52b7e2013-01-30 18:14:08 +0100209/* Mesh Power Save Level */
210#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
211/* Mesh Receiver Service Period Initiated */
212#define IEEE80211_QOS_CTL_RSPI 0x0400
213
Kalle Valoab133152010-01-12 10:42:31 +0200214/* U-APSD queue for WMM IEs sent by AP */
215#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
Bing Zhao44316cb2010-12-09 18:24:41 -0800216#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
Kalle Valoab133152010-01-12 10:42:31 +0200217
218/* U-APSD queues for WMM IEs sent by STA */
219#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
220#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
221#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
222#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
223#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
224
225/* U-APSD max SP length for WMM IEs sent by STA */
226#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
227#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
228#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
229#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
230#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
231#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
232
Andriy Tkachukd0dd2de2010-01-20 13:55:06 +0200233#define IEEE80211_HT_CTL_LEN 4
234
Jiri Benca9de8ce2007-05-05 11:43:04 -0700235struct ieee80211_hdr {
236 __le16 frame_control;
237 __le16 duration_id;
Joe Perches574e2af2013-08-01 16:17:48 -0700238 u8 addr1[ETH_ALEN];
239 u8 addr2[ETH_ALEN];
240 u8 addr3[ETH_ALEN];
Jiri Benca9de8ce2007-05-05 11:43:04 -0700241 __le16 seq_ctrl;
Joe Perches574e2af2013-08-01 16:17:48 -0700242 u8 addr4[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100243} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -0700244
Kalle Valo7044cc52010-01-05 20:16:19 +0200245struct ieee80211_hdr_3addr {
246 __le16 frame_control;
247 __le16 duration_id;
Joe Perches574e2af2013-08-01 16:17:48 -0700248 u8 addr1[ETH_ALEN];
249 u8 addr2[ETH_ALEN];
250 u8 addr3[ETH_ALEN];
Kalle Valo7044cc52010-01-05 20:16:19 +0200251 __le16 seq_ctrl;
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100252} __packed __aligned(2);
Kalle Valo7044cc52010-01-05 20:16:19 +0200253
Kalle Valo558a6662010-01-12 10:43:00 +0200254struct ieee80211_qos_hdr {
255 __le16 frame_control;
256 __le16 duration_id;
Joe Perches574e2af2013-08-01 16:17:48 -0700257 u8 addr1[ETH_ALEN];
258 u8 addr2[ETH_ALEN];
259 u8 addr3[ETH_ALEN];
Kalle Valo558a6662010-01-12 10:43:00 +0200260 __le16 seq_ctrl;
261 __le16 qos_ctrl;
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100262} __packed __aligned(2);
Kalle Valo558a6662010-01-12 10:43:00 +0200263
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700264/**
265 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
266 * @fc: frame control bytes in little-endian byteorder
267 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800268static inline bool ieee80211_has_tods(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700269{
270 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
271}
272
273/**
274 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
275 * @fc: frame control bytes in little-endian byteorder
276 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800277static inline bool ieee80211_has_fromds(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700278{
279 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
280}
281
282/**
283 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
284 * @fc: frame control bytes in little-endian byteorder
285 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800286static inline bool ieee80211_has_a4(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700287{
288 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
289 return (fc & tmp) == tmp;
290}
291
292/**
293 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
294 * @fc: frame control bytes in little-endian byteorder
295 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800296static inline bool ieee80211_has_morefrags(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700297{
298 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
299}
300
301/**
302 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
303 * @fc: frame control bytes in little-endian byteorder
304 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800305static inline bool ieee80211_has_retry(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700306{
307 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
308}
309
310/**
311 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
312 * @fc: frame control bytes in little-endian byteorder
313 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800314static inline bool ieee80211_has_pm(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700315{
316 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
317}
318
319/**
320 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
321 * @fc: frame control bytes in little-endian byteorder
322 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800323static inline bool ieee80211_has_moredata(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700324{
325 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
326}
327
328/**
329 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
330 * @fc: frame control bytes in little-endian byteorder
331 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800332static inline bool ieee80211_has_protected(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700333{
334 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
335}
336
337/**
338 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
339 * @fc: frame control bytes in little-endian byteorder
340 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800341static inline bool ieee80211_has_order(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700342{
343 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
344}
345
346/**
347 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
348 * @fc: frame control bytes in little-endian byteorder
349 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800350static inline bool ieee80211_is_mgmt(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700351{
352 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
353 cpu_to_le16(IEEE80211_FTYPE_MGMT);
354}
355
356/**
357 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
358 * @fc: frame control bytes in little-endian byteorder
359 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800360static inline bool ieee80211_is_ctl(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700361{
362 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
363 cpu_to_le16(IEEE80211_FTYPE_CTL);
364}
365
366/**
367 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
368 * @fc: frame control bytes in little-endian byteorder
369 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800370static inline bool ieee80211_is_data(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700371{
372 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
373 cpu_to_le16(IEEE80211_FTYPE_DATA);
374}
375
376/**
377 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
378 * @fc: frame control bytes in little-endian byteorder
379 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800380static inline bool ieee80211_is_data_qos(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700381{
382 /*
383 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
384 * to check the one bit
385 */
386 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
387 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
388}
389
390/**
391 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
392 * @fc: frame control bytes in little-endian byteorder
393 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800394static inline bool ieee80211_is_data_present(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700395{
396 /*
397 * mask with 0x40 and test that that bit is clear to only return true
398 * for the data-containing substypes.
399 */
400 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
401 cpu_to_le16(IEEE80211_FTYPE_DATA);
402}
403
404/**
405 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
406 * @fc: frame control bytes in little-endian byteorder
407 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800408static inline bool ieee80211_is_assoc_req(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700409{
410 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
411 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
412}
413
414/**
415 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
416 * @fc: frame control bytes in little-endian byteorder
417 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800418static inline bool ieee80211_is_assoc_resp(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700419{
420 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
421 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
422}
423
424/**
425 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
426 * @fc: frame control bytes in little-endian byteorder
427 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800428static inline bool ieee80211_is_reassoc_req(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700429{
430 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
431 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
432}
433
434/**
435 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
436 * @fc: frame control bytes in little-endian byteorder
437 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800438static inline bool ieee80211_is_reassoc_resp(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700439{
440 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
441 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
442}
443
444/**
445 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
446 * @fc: frame control bytes in little-endian byteorder
447 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800448static inline bool ieee80211_is_probe_req(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700449{
450 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
451 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
452}
453
454/**
455 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
456 * @fc: frame control bytes in little-endian byteorder
457 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800458static inline bool ieee80211_is_probe_resp(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700459{
460 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
461 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
462}
463
464/**
465 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
466 * @fc: frame control bytes in little-endian byteorder
467 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800468static inline bool ieee80211_is_beacon(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700469{
470 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
471 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
472}
473
474/**
475 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
476 * @fc: frame control bytes in little-endian byteorder
477 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800478static inline bool ieee80211_is_atim(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700479{
480 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
481 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
482}
483
484/**
485 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
486 * @fc: frame control bytes in little-endian byteorder
487 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800488static inline bool ieee80211_is_disassoc(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700489{
490 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
491 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
492}
493
494/**
495 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
496 * @fc: frame control bytes in little-endian byteorder
497 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800498static inline bool ieee80211_is_auth(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700499{
500 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
501 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
502}
503
504/**
505 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
506 * @fc: frame control bytes in little-endian byteorder
507 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800508static inline bool ieee80211_is_deauth(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700509{
510 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
511 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
512}
513
514/**
515 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
516 * @fc: frame control bytes in little-endian byteorder
517 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800518static inline bool ieee80211_is_action(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700519{
520 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
521 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
522}
523
524/**
525 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
526 * @fc: frame control bytes in little-endian byteorder
527 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800528static inline bool ieee80211_is_back_req(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700529{
530 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
531 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
532}
533
534/**
535 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
536 * @fc: frame control bytes in little-endian byteorder
537 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800538static inline bool ieee80211_is_back(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700539{
540 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
541 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
542}
543
544/**
545 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
546 * @fc: frame control bytes in little-endian byteorder
547 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800548static inline bool ieee80211_is_pspoll(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700549{
550 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
551 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
552}
553
554/**
555 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
556 * @fc: frame control bytes in little-endian byteorder
557 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800558static inline bool ieee80211_is_rts(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700559{
560 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
561 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
562}
563
564/**
565 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
566 * @fc: frame control bytes in little-endian byteorder
567 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800568static inline bool ieee80211_is_cts(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700569{
570 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
571 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
572}
573
574/**
575 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
576 * @fc: frame control bytes in little-endian byteorder
577 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800578static inline bool ieee80211_is_ack(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700579{
580 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
581 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
582}
583
584/**
585 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
586 * @fc: frame control bytes in little-endian byteorder
587 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800588static inline bool ieee80211_is_cfend(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700589{
590 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
591 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
592}
593
594/**
595 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
596 * @fc: frame control bytes in little-endian byteorder
597 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800598static inline bool ieee80211_is_cfendack(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700599{
600 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
601 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
602}
603
604/**
Johannes Berg22403de2009-10-30 12:55:03 +0100605 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700606 * @fc: frame control bytes in little-endian byteorder
607 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800608static inline bool ieee80211_is_nullfunc(__le16 fc)
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700609{
610 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
611 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
612}
Jiri Benca9de8ce2007-05-05 11:43:04 -0700613
Johannes Berg22403de2009-10-30 12:55:03 +0100614/**
615 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
616 * @fc: frame control bytes in little-endian byteorder
617 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800618static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
Johannes Berg22403de2009-10-30 12:55:03 +0100619{
620 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
621 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
622}
623
Helmut Schaa8cb25e12011-12-08 13:11:54 +0100624/**
Thomas Pedersen1bfd4be2020-01-13 21:59:40 -0800625 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
626 * @fc: frame control bytes in little-endian byteorder
627 */
628static inline bool ieee80211_is_any_nullfunc(__le16 fc)
629{
630 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
631}
632
633/**
Johannes Bergb4ba5442014-01-24 14:41:44 +0100634 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
635 * @fc: frame control field in little-endian byteorder
636 */
637static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
638{
639 /* IEEE 802.11-2012, definition of "bufferable management frame";
640 * note that this ignores the IBSS special case. */
641 return ieee80211_is_mgmt(fc) &&
642 (ieee80211_is_action(fc) ||
643 ieee80211_is_disassoc(fc) ||
644 ieee80211_is_deauth(fc));
645}
646
647/**
Helmut Schaa8cb25e12011-12-08 13:11:54 +0100648 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
649 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
650 */
Yaowei Bai35498ed2015-10-08 21:28:55 +0800651static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
Helmut Schaa8cb25e12011-12-08 13:11:54 +0100652{
653 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
654}
655
Johannes Berg49ddf8e2016-03-31 20:02:10 +0300656/**
657 * ieee80211_is_frag - check if a frame is a fragment
658 * @hdr: 802.11 header of the frame
659 */
660static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
661{
662 return ieee80211_has_morefrags(hdr->frame_control) ||
663 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
664}
665
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100666struct ieee80211s_hdr {
667 u8 flags;
668 u8 ttl;
Luis Carlos Cobo51cedda2008-04-23 12:15:29 -0700669 __le32 seqnum;
Joe Perches574e2af2013-08-01 16:17:48 -0700670 u8 eaddr1[ETH_ALEN];
671 u8 eaddr2[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +0100672} __packed __aligned(2);
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100673
YanBo79617de2008-09-22 13:30:32 +0800674/* Mesh flags */
675#define MESH_FLAGS_AE_A4 0x1
676#define MESH_FLAGS_AE_A5_A6 0x2
Zhu Yie31a16d2009-05-21 21:47:03 +0800677#define MESH_FLAGS_AE 0x3
YanBo79617de2008-09-22 13:30:32 +0800678#define MESH_FLAGS_PS_DEEP 0x4
679
Assaf Kraussf2df3852008-06-15 18:23:29 +0300680/**
Chun-Yeow Yeoha69cc442012-06-14 02:06:07 +0800681 * enum ieee80211_preq_flags - mesh PREQ element flags
682 *
683 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
684 */
685enum ieee80211_preq_flags {
686 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
687};
688
689/**
690 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
691 *
692 * @IEEE80211_PREQ_TO_FLAG: target only subfield
693 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
694 */
695enum ieee80211_preq_target_flags {
696 IEEE80211_PREQ_TO_FLAG = 1<<0,
697 IEEE80211_PREQ_USN_FLAG = 1<<2,
698};
699
700/**
Assaf Kraussf2df3852008-06-15 18:23:29 +0300701 * struct ieee80211_quiet_ie
702 *
703 * This structure refers to "Quiet information element"
704 */
705struct ieee80211_quiet_ie {
706 u8 count;
707 u8 period;
708 __le16 duration;
709 __le16 offset;
Johannes Berg598a5932012-12-28 12:00:40 +0100710} __packed;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300711
712/**
713 * struct ieee80211_msrment_ie
714 *
715 * This structure refers to "Measurement Request/Report information element"
716 */
717struct ieee80211_msrment_ie {
718 u8 token;
719 u8 mode;
720 u8 type;
721 u8 request[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100722} __packed;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300723
724/**
725 * struct ieee80211_channel_sw_ie
726 *
727 * This structure refers to "Channel Switch Announcement information element"
728 */
729struct ieee80211_channel_sw_ie {
730 u8 mode;
731 u8 new_ch_num;
732 u8 count;
Johannes Berg598a5932012-12-28 12:00:40 +0100733} __packed;
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100734
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800735/**
Johannes Bergb4f286a12013-03-26 14:13:58 +0100736 * struct ieee80211_ext_chansw_ie
737 *
738 * This structure represents the "Extended Channel Switch Announcement element"
739 */
740struct ieee80211_ext_chansw_ie {
741 u8 mode;
742 u8 new_operating_class;
743 u8 new_ch_num;
744 u8 count;
745} __packed;
746
747/**
Johannes Berg85220d72013-03-25 18:29:27 +0100748 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
749 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
750 * values here
751 * This structure represents the "Secondary Channel Offset element"
752 */
753struct ieee80211_sec_chan_offs_ie {
754 u8 sec_chan_offs;
755} __packed;
756
757/**
Chun-Yeow Yeoh8f2535b2013-10-14 19:08:27 -0700758 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
759 *
760 * This structure represents the "Mesh Channel Switch Paramters element"
761 */
762struct ieee80211_mesh_chansw_params_ie {
763 u8 mesh_ttl;
764 u8 mesh_flags;
765 __le16 mesh_reason;
766 __le16 mesh_pre_value;
767} __packed;
768
769/**
Johannes Bergb2e506b2013-03-26 14:54:16 +0100770 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
771 */
772struct ieee80211_wide_bw_chansw_ie {
773 u8 new_channel_width;
774 u8 new_center_freq_seg0, new_center_freq_seg1;
775} __packed;
776
777/**
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800778 * struct ieee80211_tim
779 *
780 * This structure refers to "Traffic Indication Map information element"
781 */
782struct ieee80211_tim_ie {
783 u8 dtim_count;
784 u8 dtim_period;
785 u8 bitmap_ctrl;
786 /* variable size: 1 - 251 bytes */
Johannes Berge7ec86f2009-04-18 17:33:24 +0200787 u8 virtual_map[1];
Johannes Berg598a5932012-12-28 12:00:40 +0100788} __packed;
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800789
Rui Paulo90a5e162009-11-11 00:01:31 +0000790/**
Rui Paulo136cfa22009-11-18 18:40:00 +0000791 * struct ieee80211_meshconf_ie
792 *
793 * This structure refers to "Mesh Configuration information element"
794 */
795struct ieee80211_meshconf_ie {
796 u8 meshconf_psel;
797 u8 meshconf_pmetric;
798 u8 meshconf_congest;
799 u8 meshconf_synch;
800 u8 meshconf_auth;
801 u8 meshconf_form;
802 u8 meshconf_cap;
Johannes Berg598a5932012-12-28 12:00:40 +0100803} __packed;
Rui Paulo136cfa22009-11-18 18:40:00 +0000804
805/**
Marco Porsch65821632012-11-21 18:40:30 -0800806 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
807 *
808 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
809 * additional mesh peerings with other mesh STAs
810 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
811 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
812 * is ongoing
Marco Porsch3f52b7e2013-01-30 18:14:08 +0100813 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
814 * neighbors in deep sleep mode
Marco Porsch65821632012-11-21 18:40:30 -0800815 */
816enum mesh_config_capab_flags {
817 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
818 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
819 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
Marco Porsch3f52b7e2013-01-30 18:14:08 +0100820 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
Marco Porsch65821632012-11-21 18:40:30 -0800821};
822
823/**
Chun-Yeow Yeoh8f2535b2013-10-14 19:08:27 -0700824 * mesh channel switch parameters element's flag indicator
825 *
826 */
827#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
828#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
829#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
830
831/**
Rui Paulo90a5e162009-11-11 00:01:31 +0000832 * struct ieee80211_rann_ie
833 *
834 * This structure refers to "Root Announcement information element"
835 */
836struct ieee80211_rann_ie {
837 u8 rann_flags;
838 u8 rann_hopcount;
839 u8 rann_ttl;
Joe Perches574e2af2013-08-01 16:17:48 -0700840 u8 rann_addr[ETH_ALEN];
Chun-Yeow Yeoh292c41a2012-03-19 21:38:46 +0800841 __le32 rann_seq;
842 __le32 rann_interval;
843 __le32 rann_metric;
Johannes Berg598a5932012-12-28 12:00:40 +0100844} __packed;
Rui Paulo90a5e162009-11-11 00:01:31 +0000845
Javier Cardona5ee68e52011-08-09 16:45:08 -0700846enum ieee80211_rann_flags {
847 RANN_FLAG_IS_GATE = 1 << 0,
848};
849
Johannes Bergec61cd62012-12-28 12:12:10 +0100850enum ieee80211_ht_chanwidth_values {
851 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
852 IEEE80211_HT_CHANWIDTH_ANY = 1,
853};
854
Johannes Berg7bf9b9a2012-12-27 18:45:41 +0100855/**
856 * enum ieee80211_opmode_bits - VHT operating mode field bits
857 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
858 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
859 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
860 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
861 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
862 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
863 * (the NSS value is the value of this field + 1)
864 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
865 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
866 * using a beamforming steering matrix
867 */
868enum ieee80211_vht_opmode_bits {
869 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
870 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
871 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
872 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
873 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
874 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
875 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
876 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
877};
878
Jouni Malinen9dfd6ba2009-05-06 20:34:10 +0300879#define WLAN_SA_QUERY_TR_ID_LEN 2
Sara Sharon23a1f8d2015-12-08 16:04:31 +0200880#define WLAN_MEMBERSHIP_LEN 8
881#define WLAN_USER_POSITION_LEN 16
Jouni Malinenfea14732009-01-08 13:32:06 +0200882
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +0300883/**
884 * struct ieee80211_tpc_report_ie
885 *
886 * This structure refers to "TPC Report element"
887 */
888struct ieee80211_tpc_report_ie {
889 u8 tx_power;
890 u8 link_margin;
891} __packed;
892
Jiri Benca9de8ce2007-05-05 11:43:04 -0700893struct ieee80211_mgmt {
894 __le16 frame_control;
895 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -0700896 u8 da[ETH_ALEN];
897 u8 sa[ETH_ALEN];
898 u8 bssid[ETH_ALEN];
Jiri Benca9de8ce2007-05-05 11:43:04 -0700899 __le16 seq_ctrl;
900 union {
901 struct {
902 __le16 auth_alg;
903 __le16 auth_transaction;
904 __le16 status_code;
905 /* possibly followed by Challenge text */
906 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100907 } __packed auth;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700908 struct {
909 __le16 reason_code;
Johannes Berg598a5932012-12-28 12:00:40 +0100910 } __packed deauth;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700911 struct {
912 __le16 capab_info;
913 __le16 listen_interval;
914 /* followed by SSID and Supported rates */
915 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100916 } __packed assoc_req;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700917 struct {
918 __le16 capab_info;
919 __le16 status_code;
920 __le16 aid;
921 /* followed by Supported rates */
922 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100923 } __packed assoc_resp, reassoc_resp;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700924 struct {
925 __le16 capab_info;
926 __le16 listen_interval;
Joe Perches574e2af2013-08-01 16:17:48 -0700927 u8 current_ap[ETH_ALEN];
Jiri Benca9de8ce2007-05-05 11:43:04 -0700928 /* followed by SSID and Supported rates */
929 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100930 } __packed reassoc_req;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700931 struct {
932 __le16 reason_code;
Johannes Berg598a5932012-12-28 12:00:40 +0100933 } __packed disassoc;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700934 struct {
935 __le64 timestamp;
936 __le16 beacon_int;
937 __le16 capab_info;
938 /* followed by some of SSID, Supported rates,
939 * FH Params, DS Params, CF Params, IBSS Params, TIM */
940 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100941 } __packed beacon;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700942 struct {
943 /* only variable items: SSID, Supported rates */
944 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100945 } __packed probe_req;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700946 struct {
947 __le64 timestamp;
948 __le16 beacon_int;
949 __le16 capab_info;
950 /* followed by some of SSID, Supported rates,
951 * FH Params, DS Params, CF Params, IBSS Params */
952 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100953 } __packed probe_resp;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700954 struct {
955 u8 category;
956 union {
957 struct {
958 u8 action_code;
959 u8 dialog_token;
960 u8 status_code;
961 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100962 } __packed wme_action;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700963 struct{
964 u8 action_code;
Johannes Berg37799e52013-03-26 14:02:26 +0100965 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +0100966 } __packed chan_switch;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200967 struct{
968 u8 action_code;
Johannes Berg1b3a2e42013-03-26 15:17:18 +0100969 struct ieee80211_ext_chansw_ie data;
970 u8 variable[0];
971 } __packed ext_chan_switch;
972 struct{
973 u8 action_code;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200974 u8 dialog_token;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300975 u8 element_id;
976 u8 length;
977 struct ieee80211_msrment_ie msr_elem;
Johannes Berg598a5932012-12-28 12:00:40 +0100978 } __packed measurement;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300979 struct{
980 u8 action_code;
981 u8 dialog_token;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200982 __le16 capab;
983 __le16 timeout;
984 __le16 start_seq_num;
Johannes Berg598a5932012-12-28 12:00:40 +0100985 } __packed addba_req;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200986 struct{
987 u8 action_code;
988 u8 dialog_token;
989 __le16 status;
990 __le16 capab;
991 __le16 timeout;
Johannes Berg598a5932012-12-28 12:00:40 +0100992 } __packed addba_resp;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200993 struct{
994 u8 action_code;
995 __le16 params;
996 __le16 reason_code;
Johannes Berg598a5932012-12-28 12:00:40 +0100997 } __packed delba;
Thomas Pedersen6709a6d2011-08-11 19:35:11 -0700998 struct {
999 u8 action_code;
1000 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +01001001 } __packed self_prot;
Luis Carlos Cobo37c57982008-02-23 15:17:04 +01001002 struct{
1003 u8 action_code;
1004 u8 variable[0];
Johannes Berg598a5932012-12-28 12:00:40 +01001005 } __packed mesh_action;
Jouni Malinenfea14732009-01-08 13:32:06 +02001006 struct {
1007 u8 action;
1008 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
Johannes Berg598a5932012-12-28 12:00:40 +01001009 } __packed sa_query;
Johannes Berg0f782312009-12-01 13:37:02 +01001010 struct {
1011 u8 action;
1012 u8 smps_control;
Johannes Berg598a5932012-12-28 12:00:40 +01001013 } __packed ht_smps;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001014 struct {
1015 u8 action_code;
Johannes Bergec61cd62012-12-28 12:12:10 +01001016 u8 chanwidth;
1017 } __packed ht_notify_cw;
1018 struct {
1019 u8 action_code;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001020 u8 dialog_token;
1021 __le16 capability;
1022 u8 variable[0];
1023 } __packed tdls_discover_resp;
Johannes Berg7bf9b9a2012-12-27 18:45:41 +01001024 struct {
1025 u8 action_code;
1026 u8 operating_mode;
1027 } __packed vht_opmode_notif;
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +03001028 struct {
1029 u8 action_code;
Sara Sharon23a1f8d2015-12-08 16:04:31 +02001030 u8 membership[WLAN_MEMBERSHIP_LEN];
1031 u8 position[WLAN_USER_POSITION_LEN];
1032 } __packed vht_group_notif;
1033 struct {
1034 u8 action_code;
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +03001035 u8 dialog_token;
1036 u8 tpc_elem_id;
1037 u8 tpc_elem_length;
1038 struct ieee80211_tpc_report_ie tpc;
1039 } __packed tpc_report;
Avraham Stern3c5bcb22016-03-17 15:02:53 +02001040 struct {
1041 u8 action_code;
1042 u8 dialog_token;
1043 u8 follow_up;
1044 u8 tod[6];
1045 u8 toa[6];
1046 __le16 tod_error;
1047 __le16 toa_error;
1048 u8 variable[0];
1049 } __packed ftm;
Jiri Benca9de8ce2007-05-05 11:43:04 -07001050 } u;
Johannes Berg598a5932012-12-28 12:00:40 +01001051 } __packed action;
Jiri Benca9de8ce2007-05-05 11:43:04 -07001052 } u;
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001053} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -07001054
Johannes Berg66cd7942017-02-07 22:40:44 +02001055/* Supported rates membership selectors */
Christian Lamparterc74d0842011-10-15 00:14:49 +02001056#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
Johannes Berg66cd7942017-02-07 22:40:44 +02001057#define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
Christian Lamparterc74d0842011-10-15 00:14:49 +02001058
Johannes Berg44d414d2008-09-08 17:44:28 +02001059/* mgmt header + 1 byte category code */
1060#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1061
Jiri Benca9de8ce2007-05-05 11:43:04 -07001062
Jouni Malinen765cb462009-01-08 13:32:01 +02001063/* Management MIC information element (IEEE 802.11w) */
1064struct ieee80211_mmie {
1065 u8 element_id;
1066 u8 length;
1067 __le16 key_id;
1068 u8 sequence_number[6];
1069 u8 mic[8];
Johannes Berg598a5932012-12-28 12:00:40 +01001070} __packed;
Jouni Malinen765cb462009-01-08 13:32:01 +02001071
Jouni Malinen56c52da2015-01-24 19:52:08 +02001072/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1073struct ieee80211_mmie_16 {
1074 u8 element_id;
1075 u8 length;
1076 __le16 key_id;
1077 u8 sequence_number[6];
1078 u8 mic[16];
1079} __packed;
1080
Eliad Peller0c28ec52011-09-15 11:53:01 +03001081struct ieee80211_vendor_ie {
1082 u8 element_id;
1083 u8 len;
1084 u8 oui[3];
1085 u8 oui_type;
1086} __packed;
1087
Arik Nemtsov6f7eaa42014-07-17 17:14:24 +03001088struct ieee80211_wmm_ac_param {
1089 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1090 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1091 __le16 txop_limit;
1092} __packed;
1093
1094struct ieee80211_wmm_param_ie {
1095 u8 element_id; /* Element ID: 221 (0xdd); */
1096 u8 len; /* Length: 24 */
1097 /* required fields for WMM version 1 */
1098 u8 oui[3]; /* 00:50:f2 */
1099 u8 oui_type; /* 2 */
1100 u8 oui_subtype; /* 1 */
1101 u8 version; /* 1 for WMM version 1.0 */
1102 u8 qos_info; /* AP/STA specific QoS info */
1103 u8 reserved; /* 0 */
1104 /* AC_BE, AC_BK, AC_VI, AC_VO */
1105 struct ieee80211_wmm_ac_param ac[4];
1106} __packed;
1107
Jiri Benca9de8ce2007-05-05 11:43:04 -07001108/* Control frames */
1109struct ieee80211_rts {
1110 __le16 frame_control;
1111 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -07001112 u8 ra[ETH_ALEN];
1113 u8 ta[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001114} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -07001115
1116struct ieee80211_cts {
1117 __le16 frame_control;
1118 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -07001119 u8 ra[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001120} __packed __aligned(2);
Jiri Benca9de8ce2007-05-05 11:43:04 -07001121
Jouni Malinenfc6971d2008-10-30 19:59:05 +02001122struct ieee80211_pspoll {
1123 __le16 frame_control;
1124 __le16 aid;
Joe Perches574e2af2013-08-01 16:17:48 -07001125 u8 bssid[ETH_ALEN];
1126 u8 ta[ETH_ALEN];
Felix Fietkaub8a31c92013-02-22 17:28:49 +01001127} __packed __aligned(2);
Jouni Malinenfc6971d2008-10-30 19:59:05 +02001128
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001129/* TDLS */
1130
Arik Nemtsov53837582014-11-09 18:50:18 +02001131/* Channel switch timing */
1132struct ieee80211_ch_switch_timing {
1133 __le16 switch_time;
1134 __le16 switch_timeout;
1135} __packed;
1136
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001137/* Link-id information element */
1138struct ieee80211_tdls_lnkie {
1139 u8 ie_type; /* Link Identifier IE */
1140 u8 ie_len;
Joe Perches574e2af2013-08-01 16:17:48 -07001141 u8 bssid[ETH_ALEN];
1142 u8 init_sta[ETH_ALEN];
1143 u8 resp_sta[ETH_ALEN];
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001144} __packed;
1145
1146struct ieee80211_tdls_data {
Joe Perches574e2af2013-08-01 16:17:48 -07001147 u8 da[ETH_ALEN];
1148 u8 sa[ETH_ALEN];
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001149 __be16 ether_type;
1150 u8 payload_type;
1151 u8 category;
1152 u8 action_code;
1153 union {
1154 struct {
1155 u8 dialog_token;
1156 __le16 capability;
1157 u8 variable[0];
1158 } __packed setup_req;
1159 struct {
1160 __le16 status_code;
1161 u8 dialog_token;
1162 __le16 capability;
1163 u8 variable[0];
1164 } __packed setup_resp;
1165 struct {
1166 __le16 status_code;
1167 u8 dialog_token;
1168 u8 variable[0];
1169 } __packed setup_cfm;
1170 struct {
1171 __le16 reason_code;
1172 u8 variable[0];
1173 } __packed teardown;
1174 struct {
1175 u8 dialog_token;
1176 u8 variable[0];
1177 } __packed discover_req;
Arik Nemtsov53837582014-11-09 18:50:18 +02001178 struct {
1179 u8 target_channel;
1180 u8 oper_class;
1181 u8 variable[0];
1182 } __packed chan_switch_req;
1183 struct {
1184 __le16 status_code;
1185 u8 variable[0];
1186 } __packed chan_switch_resp;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001187 } u;
1188} __packed;
1189
Arend van Sprielba350fb2012-11-05 15:29:09 +01001190/*
1191 * Peer-to-Peer IE attribute related definitions.
1192 */
1193/**
1194 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1195 */
1196enum ieee80211_p2p_attr_id {
1197 IEEE80211_P2P_ATTR_STATUS = 0,
1198 IEEE80211_P2P_ATTR_MINOR_REASON,
1199 IEEE80211_P2P_ATTR_CAPABILITY,
1200 IEEE80211_P2P_ATTR_DEVICE_ID,
1201 IEEE80211_P2P_ATTR_GO_INTENT,
1202 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1203 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1204 IEEE80211_P2P_ATTR_GROUP_BSSID,
1205 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1206 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1207 IEEE80211_P2P_ATTR_MANAGABILITY,
1208 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1209 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1210 IEEE80211_P2P_ATTR_DEVICE_INFO,
1211 IEEE80211_P2P_ATTR_GROUP_INFO,
1212 IEEE80211_P2P_ATTR_GROUP_ID,
1213 IEEE80211_P2P_ATTR_INTERFACE,
1214 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1215 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1216 /* 19 - 220: Reserved */
1217 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1218
1219 IEEE80211_P2P_ATTR_MAX
1220};
1221
Janusz Dziedzic19dde0b2013-03-21 15:47:54 +01001222/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1223/* Typical max value used here */
1224#define IEEE80211_P2P_NOA_DESC_MAX 4
1225
1226struct ieee80211_p2p_noa_desc {
1227 u8 count;
1228 __le32 duration;
1229 __le32 interval;
1230 __le32 start_time;
1231} __packed;
1232
1233struct ieee80211_p2p_noa_attr {
1234 u8 index;
1235 u8 oppps_ctwindow;
1236 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1237} __packed;
1238
1239#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1240#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1241
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001242/**
1243 * struct ieee80211_bar - HT Block Ack Request
1244 *
1245 * This structure refers to "HT BlockAckReq" as
1246 * described in 802.11n draft section 7.2.1.7.1
1247 */
1248struct ieee80211_bar {
1249 __le16 frame_control;
1250 __le16 duration;
Joe Perches574e2af2013-08-01 16:17:48 -07001251 __u8 ra[ETH_ALEN];
1252 __u8 ta[ETH_ALEN];
Ron Rindjunskya8b47ea2008-01-21 12:39:11 +02001253 __le16 control;
1254 __le16 start_seq_num;
Johannes Berg598a5932012-12-28 12:00:40 +01001255} __packed;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001256
Ron Rindjunsky429a3802008-07-01 14:16:03 +03001257/* 802.11 BAR control masks */
Helmut Schaac1407b62011-08-11 16:17:41 +02001258#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1259#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1260#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1261#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1262#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001263
1264#define IEEE80211_HT_MCS_MASK_LEN 10
1265
1266/**
1267 * struct ieee80211_mcs_info - MCS information
1268 * @rx_mask: RX mask
Luis R. Rodriguez9da3e062009-12-07 15:57:50 -05001269 * @rx_highest: highest supported RX rate. If set represents
1270 * the highest supported RX data rate in units of 1 Mbps.
1271 * If this field is 0 this value should not be used to
1272 * consider the highest RX data rate supported.
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001273 * @tx_params: TX parameters
1274 */
1275struct ieee80211_mcs_info {
1276 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1277 __le16 rx_highest;
1278 u8 tx_params;
1279 u8 reserved[3];
Johannes Berg598a5932012-12-28 12:00:40 +01001280} __packed;
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001281
1282/* 802.11n HT capability MSC set */
1283#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1284#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1285#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1286/* value 0 == 1 stream etc */
1287#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1288#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1289#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1290#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1291
1292/*
1293 * 802.11n D5.0 20.3.5 / 20.6 says:
1294 * - indices 0 to 7 and 32 are single spatial stream
1295 * - 8 to 31 are multiple spatial streams using equal modulation
1296 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1297 * - remainder are multiple spatial streams using unequal modulation
1298 */
1299#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1300#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1301 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1302
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001303/**
1304 * struct ieee80211_ht_cap - HT capabilities
1305 *
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001306 * This structure is the "HT capabilities element" as
1307 * described in 802.11n D5.0 7.3.2.57
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001308 */
1309struct ieee80211_ht_cap {
1310 __le16 cap_info;
1311 u8 ampdu_params_info;
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001312
1313 /* 16 bytes MCS information */
1314 struct ieee80211_mcs_info mcs;
1315
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001316 __le16 extended_ht_cap_info;
1317 __le32 tx_BF_cap_info;
1318 u8 antenna_selection_info;
Johannes Berg598a5932012-12-28 12:00:40 +01001319} __packed;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001320
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001321/* 802.11n HT capabilities masks (for cap_info) */
1322#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1323#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1324#define IEEE80211_HT_CAP_SM_PS 0x000C
Johannes Berg0f782312009-12-01 13:37:02 +01001325#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001326#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1327#define IEEE80211_HT_CAP_SGI_20 0x0020
1328#define IEEE80211_HT_CAP_SGI_40 0x0040
1329#define IEEE80211_HT_CAP_TX_STBC 0x0080
1330#define IEEE80211_HT_CAP_RX_STBC 0x0300
Felix Fietkauf79d9ba2010-04-19 19:57:35 +02001331#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001332#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1333#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1334#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
Johannes Berg9a418af2009-12-17 13:55:48 +01001335#define IEEE80211_HT_CAP_RESERVED 0x2000
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001336#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1337#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1338
Bing Zhao4dd365f2011-03-30 18:01:15 -07001339/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1340#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1341#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1342#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1343#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1344#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1345#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1346#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1347
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001348/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1349#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1350#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
Johannes Berg0f782312009-12-01 13:37:02 +01001351#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001352
Sujithd1eba242009-07-23 15:31:31 +05301353/*
Eran Harary05639212014-11-03 20:06:47 +02001354 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
Sujithd1eba242009-07-23 15:31:31 +05301355 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1356 */
1357enum ieee80211_max_ampdu_length_exp {
1358 IEEE80211_HT_MAX_AMPDU_8K = 0,
1359 IEEE80211_HT_MAX_AMPDU_16K = 1,
1360 IEEE80211_HT_MAX_AMPDU_32K = 2,
1361 IEEE80211_HT_MAX_AMPDU_64K = 3
1362};
1363
Eran Harary05639212014-11-03 20:06:47 +02001364/*
1365 * Maximum length of AMPDU that the STA can receive in VHT.
1366 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1367 */
1368enum ieee80211_vht_max_ampdu_length_exp {
1369 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1370 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1371 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1372 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1373 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1374 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1375 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1376 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1377};
1378
Sujithd1eba242009-07-23 15:31:31 +05301379#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1380
1381/* Minimum MPDU start spacing */
1382enum ieee80211_min_mpdu_spacing {
1383 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1384 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1385 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1386 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1387 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1388 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1389 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1390 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1391};
1392
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001393/**
Johannes Berg074d46d2012-03-15 19:45:16 +01001394 * struct ieee80211_ht_operation - HT operation IE
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001395 *
Johannes Berg074d46d2012-03-15 19:45:16 +01001396 * This structure is the "HT operation element" as
1397 * described in 802.11n-2009 7.3.2.57
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001398 */
Johannes Berg074d46d2012-03-15 19:45:16 +01001399struct ieee80211_ht_operation {
1400 u8 primary_chan;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001401 u8 ht_param;
1402 __le16 operation_mode;
1403 __le16 stbc_param;
1404 u8 basic_set[16];
Johannes Berg598a5932012-12-28 12:00:40 +01001405} __packed;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001406
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001407/* for ht_param */
1408#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1409#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1410#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1411#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1412#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1413#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001414
1415/* for operation_mode */
1416#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1417#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1418#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1419#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1420#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1421#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1422#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
Johannes Berg75b99bc2017-02-15 15:02:10 +01001423#define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
1424#define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001425
1426/* for stbc_param */
1427#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1428#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1429#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1430#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1431#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1432#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1433
Jiri Benca9de8ce2007-05-05 11:43:04 -07001434
Johannes Berg44d414d2008-09-08 17:44:28 +02001435/* block-ack parameters */
Emmanuel Grumbache3abc8f2015-08-16 11:13:22 +03001436#define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
Johannes Berg44d414d2008-09-08 17:44:28 +02001437#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1438#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
Amitkumar Karwar8d661f12011-01-11 16:14:24 -08001439#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
Johannes Berg44d414d2008-09-08 17:44:28 +02001440#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1441#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1442
1443/*
1444 * A-PMDU buffer sizes
1445 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1446 */
1447#define IEEE80211_MIN_AMPDU_BUF 0x8
1448#define IEEE80211_MAX_AMPDU_BUF 0x40
1449
1450
Johannes Berg0f782312009-12-01 13:37:02 +01001451/* Spatial Multiplexing Power Save Modes (for capability) */
Tomas Winkler00c5ae22008-09-03 11:26:42 +08001452#define WLAN_HT_CAP_SM_PS_STATIC 0
1453#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1454#define WLAN_HT_CAP_SM_PS_INVALID 2
1455#define WLAN_HT_CAP_SM_PS_DISABLED 3
Tomas Winklere53cfe02008-01-30 22:05:13 -08001456
Johannes Berg0f782312009-12-01 13:37:02 +01001457/* for SM power control field lower two bits */
1458#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1459#define WLAN_HT_SMPS_CONTROL_STATIC 1
1460#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1461
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001462/**
1463 * struct ieee80211_vht_mcs_info - VHT MCS information
1464 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1465 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1466 * STA can receive. Rate expressed in units of 1 Mbps.
1467 * If this field is 0 this value should not be used to
1468 * consider the highest RX data rate supported.
Johannes Berg7173a1f2012-11-12 11:44:18 +01001469 * The top 3 bits of this field are reserved.
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001470 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1471 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1472 * STA can transmit. Rate expressed in units of 1 Mbps.
1473 * If this field is 0 this value should not be used to
1474 * consider the highest TX data rate supported.
Johannes Berg7173a1f2012-11-12 11:44:18 +01001475 * The top 3 bits of this field are reserved.
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001476 */
1477struct ieee80211_vht_mcs_info {
1478 __le16 rx_mcs_map;
1479 __le16 rx_highest;
1480 __le16 tx_mcs_map;
1481 __le16 tx_highest;
1482} __packed;
1483
Mahesh Palivelad4950282012-10-10 11:25:40 +00001484/**
Johannes Berg7173a1f2012-11-12 11:44:18 +01001485 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1486 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1487 * number of streams
1488 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1489 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1490 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1491 *
1492 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1493 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1494 * both split into 8 subfields by number of streams. These values indicate
1495 * which MCSes are supported for the number of streams the value appears
1496 * for.
1497 */
1498enum ieee80211_vht_mcs_support {
1499 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1500 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1501 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1502 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1503};
1504
1505/**
Mahesh Palivelad4950282012-10-10 11:25:40 +00001506 * struct ieee80211_vht_cap - VHT capabilities
1507 *
1508 * This structure is the "VHT capabilities element" as
1509 * described in 802.11ac D3.0 8.4.2.160
1510 * @vht_cap_info: VHT capability info
1511 * @supp_mcs: VHT MCS supported rates
1512 */
1513struct ieee80211_vht_cap {
1514 __le32 vht_cap_info;
1515 struct ieee80211_vht_mcs_info supp_mcs;
1516} __packed;
1517
1518/**
Johannes Bergf2d9d272012-11-22 14:11:39 +01001519 * enum ieee80211_vht_chanwidth - VHT channel width
1520 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1521 * determine the channel width (20 or 40 MHz)
1522 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1523 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1524 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1525 */
1526enum ieee80211_vht_chanwidth {
1527 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1528 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1529 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1530 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1531};
1532
1533/**
Mahesh Palivelad4950282012-10-10 11:25:40 +00001534 * struct ieee80211_vht_operation - VHT operation IE
1535 *
1536 * This structure is the "VHT operation element" as
1537 * described in 802.11ac D3.0 8.4.2.161
1538 * @chan_width: Operating channel width
Johannes Berg2fb51c32017-02-15 15:02:06 +01001539 * @center_freq_seg0_idx: center freq segment 0 index
Mahesh Palivelad4950282012-10-10 11:25:40 +00001540 * @center_freq_seg1_idx: center freq segment 1 index
Mahesh Palivelad4950282012-10-10 11:25:40 +00001541 * @basic_mcs_set: VHT Basic MCS rate set
1542 */
1543struct ieee80211_vht_operation {
1544 u8 chan_width;
Johannes Berg2fb51c32017-02-15 15:02:06 +01001545 u8 center_freq_seg0_idx;
Mahesh Palivelad4950282012-10-10 11:25:40 +00001546 u8 center_freq_seg1_idx;
Mahesh Palivelad4950282012-10-10 11:25:40 +00001547 __le16 basic_mcs_set;
1548} __packed;
1549
1550
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001551/* 802.11ac VHT Capabilities */
Johannes Berg01331042012-12-05 16:45:31 +01001552#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1553#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1554#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
Emmanuel Grumbach506bcfa2015-12-13 15:41:05 +02001555#define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
Johannes Berg01331042012-12-05 16:45:31 +01001556#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1557#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
Johannes Berg0af83d32012-12-27 18:55:36 +01001558#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
Johannes Berg01331042012-12-05 16:45:31 +01001559#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1560#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1561#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1562#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1563#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1564#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1565#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1566#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
Johannes Berg55d942f2013-03-01 13:07:48 +01001567#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
Johannes Berg01331042012-12-05 16:45:31 +01001568#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1569#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
Eyal Shapirafbdd90e2013-11-11 20:14:00 +02001570#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1571#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1572 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1573#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1574#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1575 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
Johannes Berg01331042012-12-05 16:45:31 +01001576#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1577#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1578#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1579#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1580#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1581#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1582 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1583#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1584#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1585#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1586#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001587
Jiri Benca9de8ce2007-05-05 11:43:04 -07001588/* Authentication algorithms */
1589#define WLAN_AUTH_OPEN 0
1590#define WLAN_AUTH_SHARED_KEY 1
Jouni Malinen636a5d32009-03-19 13:39:22 +02001591#define WLAN_AUTH_FT 2
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001592#define WLAN_AUTH_SAE 3
Jouni Malinen63181062016-10-27 00:42:02 +03001593#define WLAN_AUTH_FILS_SK 4
1594#define WLAN_AUTH_FILS_SK_PFS 5
1595#define WLAN_AUTH_FILS_PK 6
Senthil Balasubramanianbb608e92008-12-04 20:38:13 +05301596#define WLAN_AUTH_LEAP 128
Jiri Benca9de8ce2007-05-05 11:43:04 -07001597
1598#define WLAN_AUTH_CHALLENGE_LEN 128
1599
1600#define WLAN_CAPABILITY_ESS (1<<0)
1601#define WLAN_CAPABILITY_IBSS (1<<1)
Javier Cardona0a35d362011-05-04 10:24:56 -07001602
Eliad Peller333ba732011-05-29 15:53:20 +03001603/*
1604 * A mesh STA sets the ESS and IBSS capability bits to zero.
1605 * however, this holds true for p2p probe responses (in the p2p_find
1606 * phase) as well.
1607 */
1608#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
Javier Cardona0a35d362011-05-04 10:24:56 -07001609 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1610
Jiri Benca9de8ce2007-05-05 11:43:04 -07001611#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1612#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1613#define WLAN_CAPABILITY_PRIVACY (1<<4)
1614#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1615#define WLAN_CAPABILITY_PBCC (1<<6)
1616#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
Assaf Kraussb6623482008-06-16 16:09:49 +03001617
Jiri Benca9de8ce2007-05-05 11:43:04 -07001618/* 802.11h */
1619#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1620#define WLAN_CAPABILITY_QOS (1<<9)
1621#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001622#define WLAN_CAPABILITY_APSD (1<<11)
1623#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
Jiri Benca9de8ce2007-05-05 11:43:04 -07001624#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001625#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1626#define WLAN_CAPABILITY_IMM_BACK (1<<15)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001627
1628/* DMG (60gHz) 802.11ad */
1629/* type - bits 0..1 */
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001630#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001631#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1632#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1633#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1634
1635#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
Vladimir Kondratiev0f6dfce2012-12-18 09:55:33 +02001636#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001637#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1638#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1639
1640#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1641#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1642
Assaf Kraussb6623482008-06-16 16:09:49 +03001643/* measurement */
1644#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1645#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1646#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1647
1648#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1649#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1650#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1651
Daniel Drake56282212007-07-10 19:32:10 +02001652/* 802.11g ERP information element */
1653#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1654#define WLAN_ERP_USE_PROTECTION (1<<1)
1655#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1656
1657/* WLAN_ERP_BARKER_PREAMBLE values */
1658enum {
1659 WLAN_ERP_PREAMBLE_SHORT = 0,
1660 WLAN_ERP_PREAMBLE_LONG = 1,
1661};
1662
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001663/* Band ID, 802.11ad #8.4.1.45 */
1664enum {
1665 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1666 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1667 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1668 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1669 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1670 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1671};
1672
Jiri Benca9de8ce2007-05-05 11:43:04 -07001673/* Status codes */
1674enum ieee80211_statuscode {
1675 WLAN_STATUS_SUCCESS = 0,
1676 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1677 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1678 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1679 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1680 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1681 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1682 WLAN_STATUS_CHALLENGE_FAIL = 15,
1683 WLAN_STATUS_AUTH_TIMEOUT = 16,
1684 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1685 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1686 /* 802.11b */
1687 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1688 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1689 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1690 /* 802.11h */
1691 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1692 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1693 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1694 /* 802.11g */
1695 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1696 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
Jouni Malinen63a5ab82009-01-08 13:32:09 +02001697 /* 802.11w */
1698 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1699 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001700 /* 802.11i */
1701 WLAN_STATUS_INVALID_IE = 40,
1702 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1703 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1704 WLAN_STATUS_INVALID_AKMP = 43,
1705 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1706 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1707 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001708 /* 802.11e */
1709 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1710 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1711 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1712 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1713 WLAN_STATUS_REQUEST_DECLINED = 37,
1714 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1715 WLAN_STATUS_CHANGE_TSPEC = 39,
1716 WLAN_STATUS_WAIT_TS_DELAY = 47,
1717 WLAN_STATUS_NO_DIRECT_LINK = 48,
1718 WLAN_STATUS_STA_NOT_PRESENT = 49,
1719 WLAN_STATUS_STA_NOT_QSTA = 50,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001720 /* 802.11s */
1721 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1722 WLAN_STATUS_FCG_NOT_SUPP = 78,
1723 WLAN_STATUS_STA_NO_TBTT = 78,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001724 /* 802.11ad */
1725 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1726 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1727 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1728 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1729 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1730 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1731 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1732 WLAN_STATUS_REJECT_DSE_BAND = 96,
1733 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1734 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
Vidyullatha Kanchanapallya3caf742017-03-31 00:22:34 +03001735 /* 802.11ai */
1736 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
1737 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001738};
1739
1740
1741/* Reason codes */
1742enum ieee80211_reasoncode {
1743 WLAN_REASON_UNSPECIFIED = 1,
1744 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1745 WLAN_REASON_DEAUTH_LEAVING = 3,
1746 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1747 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1748 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1749 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1750 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1751 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1752 /* 802.11h */
1753 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1754 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1755 /* 802.11i */
1756 WLAN_REASON_INVALID_IE = 13,
1757 WLAN_REASON_MIC_FAILURE = 14,
1758 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1759 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1760 WLAN_REASON_IE_DIFFERENT = 17,
1761 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1762 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1763 WLAN_REASON_INVALID_AKMP = 20,
1764 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1765 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1766 WLAN_REASON_IEEE8021X_FAILED = 23,
1767 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
Arik Nemtsovc887f0d32014-06-11 17:18:25 +03001768 /* TDLS (802.11z) */
1769 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1770 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001771 /* 802.11e */
1772 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1773 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1774 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1775 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1776 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1777 WLAN_REASON_QSTA_NOT_USE = 37,
1778 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1779 WLAN_REASON_QSTA_TIMEOUT = 39,
1780 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001781 /* 802.11s */
1782 WLAN_REASON_MESH_PEER_CANCELED = 52,
1783 WLAN_REASON_MESH_MAX_PEERS = 53,
1784 WLAN_REASON_MESH_CONFIG = 54,
1785 WLAN_REASON_MESH_CLOSE = 55,
1786 WLAN_REASON_MESH_MAX_RETRIES = 56,
1787 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1788 WLAN_REASON_MESH_INVALID_GTK = 58,
1789 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1790 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1791 WLAN_REASON_MESH_PATH_ERROR = 61,
1792 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1793 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1794 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1795 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1796 WLAN_REASON_MESH_CHAN = 66,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001797};
1798
1799
1800/* Information Element IDs */
1801enum ieee80211_eid {
1802 WLAN_EID_SSID = 0,
1803 WLAN_EID_SUPP_RATES = 1,
Johannes Berg8c78e382014-02-04 09:41:04 +01001804 WLAN_EID_FH_PARAMS = 2, /* reserved now */
Jiri Benca9de8ce2007-05-05 11:43:04 -07001805 WLAN_EID_DS_PARAMS = 3,
1806 WLAN_EID_CF_PARAMS = 4,
1807 WLAN_EID_TIM = 5,
1808 WLAN_EID_IBSS_PARAMS = 6,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001809 WLAN_EID_COUNTRY = 7,
Johannes Berg0edd5fa2015-08-28 14:31:48 +02001810 /* 8, 9 reserved */
Jiri Benca9de8ce2007-05-05 11:43:04 -07001811 WLAN_EID_REQUEST = 10,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001812 WLAN_EID_QBSS_LOAD = 11,
1813 WLAN_EID_EDCA_PARAM_SET = 12,
1814 WLAN_EID_TSPEC = 13,
1815 WLAN_EID_TCLAS = 14,
1816 WLAN_EID_SCHEDULE = 15,
Johannes Berg8c78e382014-02-04 09:41:04 +01001817 WLAN_EID_CHALLENGE = 16,
1818 /* 17-31 reserved for challenge text extension */
1819 WLAN_EID_PWR_CONSTRAINT = 32,
1820 WLAN_EID_PWR_CAPABILITY = 33,
1821 WLAN_EID_TPC_REQUEST = 34,
1822 WLAN_EID_TPC_REPORT = 35,
1823 WLAN_EID_SUPPORTED_CHANNELS = 36,
1824 WLAN_EID_CHANNEL_SWITCH = 37,
1825 WLAN_EID_MEASURE_REQUEST = 38,
1826 WLAN_EID_MEASURE_REPORT = 39,
1827 WLAN_EID_QUIET = 40,
1828 WLAN_EID_IBSS_DFS = 41,
1829 WLAN_EID_ERP_INFO = 42,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001830 WLAN_EID_TS_DELAY = 43,
1831 WLAN_EID_TCLAS_PROCESSING = 44,
Johannes Berg8c78e382014-02-04 09:41:04 +01001832 WLAN_EID_HT_CAPABILITY = 45,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001833 WLAN_EID_QOS_CAPA = 46,
Johannes Berg8c78e382014-02-04 09:41:04 +01001834 /* 47 reserved for Broadcom */
1835 WLAN_EID_RSN = 48,
1836 WLAN_EID_802_15_COEX = 49,
1837 WLAN_EID_EXT_SUPP_RATES = 50,
1838 WLAN_EID_AP_CHAN_REPORT = 51,
1839 WLAN_EID_NEIGHBOR_REPORT = 52,
1840 WLAN_EID_RCPI = 53,
1841 WLAN_EID_MOBILITY_DOMAIN = 54,
1842 WLAN_EID_FAST_BSS_TRANSITION = 55,
1843 WLAN_EID_TIMEOUT_INTERVAL = 56,
1844 WLAN_EID_RIC_DATA = 57,
1845 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1846 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1847 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1848 WLAN_EID_HT_OPERATION = 61,
1849 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
1850 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1851 WLAN_EID_ANTENNA_INFO = 64,
1852 WLAN_EID_RSNI = 65,
1853 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1854 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1855 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1856 WLAN_EID_TIME_ADVERTISEMENT = 69,
1857 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1858 WLAN_EID_MULTIPLE_BSSID = 71,
1859 WLAN_EID_BSS_COEX_2040 = 72,
Jes Sorensen494b6592014-05-26 18:06:34 +02001860 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
Johannes Berg8c78e382014-02-04 09:41:04 +01001861 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1862 WLAN_EID_RIC_DESCRIPTOR = 75,
1863 WLAN_EID_MMIE = 76,
1864 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1865 WLAN_EID_EVENT_REQUEST = 78,
1866 WLAN_EID_EVENT_REPORT = 79,
1867 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1868 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1869 WLAN_EID_LOCATION_PARAMS = 82,
1870 WLAN_EID_NON_TX_BSSID_CAP = 83,
1871 WLAN_EID_SSID_LIST = 84,
1872 WLAN_EID_MULTI_BSSID_IDX = 85,
1873 WLAN_EID_FMS_DESCRIPTOR = 86,
1874 WLAN_EID_FMS_REQUEST = 87,
1875 WLAN_EID_FMS_RESPONSE = 88,
1876 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1877 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1878 WLAN_EID_TSF_REQUEST = 91,
1879 WLAN_EID_TSF_RESPOSNE = 92,
1880 WLAN_EID_WNM_SLEEP_MODE = 93,
1881 WLAN_EID_TIM_BCAST_REQ = 94,
1882 WLAN_EID_TIM_BCAST_RESP = 95,
1883 WLAN_EID_COLL_IF_REPORT = 96,
1884 WLAN_EID_CHANNEL_USAGE = 97,
1885 WLAN_EID_TIME_ZONE = 98,
1886 WLAN_EID_DMS_REQUEST = 99,
1887 WLAN_EID_DMS_RESPONSE = 100,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001888 WLAN_EID_LINK_ID = 101,
Johannes Berg8c78e382014-02-04 09:41:04 +01001889 WLAN_EID_WAKEUP_SCHEDUL = 102,
1890 /* 103 reserved */
1891 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1892 WLAN_EID_PTI_CONTROL = 105,
1893 WLAN_EID_PU_BUFFER_STATUS = 106,
1894 WLAN_EID_INTERWORKING = 107,
1895 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1896 WLAN_EID_EXPEDITED_BW_REQ = 109,
1897 WLAN_EID_QOS_MAP_SET = 110,
1898 WLAN_EID_ROAMING_CONSORTIUM = 111,
1899 WLAN_EID_EMERGENCY_ALERT = 112,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001900 WLAN_EID_MESH_CONFIG = 113,
1901 WLAN_EID_MESH_ID = 114,
1902 WLAN_EID_LINK_METRIC_REPORT = 115,
1903 WLAN_EID_CONGESTION_NOTIFICATION = 116,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001904 WLAN_EID_PEER_MGMT = 117,
1905 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1906 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1907 WLAN_EID_BEACON_TIMING = 120,
1908 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1909 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1910 WLAN_EID_MCCAOP_ADVERT = 123,
1911 WLAN_EID_MCCAOP_TEARDOWN = 124,
1912 WLAN_EID_GANN = 125,
1913 WLAN_EID_RANN = 126,
Johannes Berg8c78e382014-02-04 09:41:04 +01001914 WLAN_EID_EXT_CAPABILITY = 127,
1915 /* 128, 129 reserved for Agere */
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001916 WLAN_EID_PREQ = 130,
1917 WLAN_EID_PREP = 131,
1918 WLAN_EID_PERR = 132,
Johannes Berg8c78e382014-02-04 09:41:04 +01001919 /* 133-136 reserved for Cisco */
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001920 WLAN_EID_PXU = 137,
1921 WLAN_EID_PXUC = 138,
1922 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1923 WLAN_EID_MIC = 140,
Johannes Berg8c78e382014-02-04 09:41:04 +01001924 WLAN_EID_DESTINATION_URI = 141,
1925 WLAN_EID_UAPSD_COEX = 142,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001926 WLAN_EID_WAKEUP_SCHEDULE = 143,
1927 WLAN_EID_EXT_SCHEDULE = 144,
1928 WLAN_EID_STA_AVAILABILITY = 145,
1929 WLAN_EID_DMG_TSPEC = 146,
1930 WLAN_EID_DMG_AT = 147,
1931 WLAN_EID_DMG_CAP = 148,
Steinar H. Gundersonc8d65912014-09-03 06:48:37 -07001932 /* 149 reserved for Cisco */
1933 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001934 WLAN_EID_DMG_OPERATION = 151,
1935 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1936 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1937 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
Johannes Berg8c78e382014-02-04 09:41:04 +01001938 /* 155-156 reserved for Cisco */
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001939 WLAN_EID_AWAKE_WINDOW = 157,
1940 WLAN_EID_MULTI_BAND = 158,
1941 WLAN_EID_ADDBA_EXT = 159,
1942 WLAN_EID_NEXT_PCP_LIST = 160,
1943 WLAN_EID_PCP_HANDOVER = 161,
1944 WLAN_EID_DMG_LINK_MARGIN = 162,
1945 WLAN_EID_SWITCHING_STREAM = 163,
1946 WLAN_EID_SESSION_TRANSITION = 164,
1947 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1948 WLAN_EID_CLUSTER_REPORT = 166,
1949 WLAN_EID_RELAY_CAP = 167,
1950 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1951 WLAN_EID_BEAM_LINK_MAINT = 169,
1952 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1953 WLAN_EID_U_PID = 171,
1954 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
Johannes Berg8c78e382014-02-04 09:41:04 +01001955 /* 173 reserved for Symbol */
1956 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001957 WLAN_EID_QUIET_PERIOD_REQ = 175,
Johannes Berg8c78e382014-02-04 09:41:04 +01001958 /* 176 reserved for Symbol */
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001959 WLAN_EID_QUIET_PERIOD_RESP = 177,
Johannes Berg8c78e382014-02-04 09:41:04 +01001960 /* 178-179 reserved for Symbol */
1961 /* 180 reserved for ISO/IEC 20011 */
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001962 WLAN_EID_EPAC_POLICY = 182,
1963 WLAN_EID_CLISTER_TIME_OFF = 183,
Johannes Berg8c78e382014-02-04 09:41:04 +01001964 WLAN_EID_INTER_AC_PRIO = 184,
1965 WLAN_EID_SCS_DESCRIPTOR = 185,
1966 WLAN_EID_QLOAD_REPORT = 186,
1967 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1968 WLAN_EID_HL_STREAM_ID = 188,
1969 WLAN_EID_GCR_GROUP_ADDR = 189,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001970 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
Johannes Berg8c78e382014-02-04 09:41:04 +01001971 WLAN_EID_VHT_CAPABILITY = 191,
1972 WLAN_EID_VHT_OPERATION = 192,
1973 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1974 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1975 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1976 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1977 WLAN_EID_AID = 197,
1978 WLAN_EID_QUIET_CHANNEL = 198,
1979 WLAN_EID_OPMODE_NOTIF = 199,
1980
1981 WLAN_EID_VENDOR_SPECIFIC = 221,
1982 WLAN_EID_QOS_PARAMETER = 222,
Jouni Malinen3f817fe2016-10-27 00:42:01 +03001983 WLAN_EID_CAG_NUMBER = 237,
1984 WLAN_EID_AP_CSN = 239,
1985 WLAN_EID_FILS_INDICATION = 240,
1986 WLAN_EID_DILS = 241,
1987 WLAN_EID_FRAGMENT = 242,
1988 WLAN_EID_EXTENSION = 255
1989};
1990
1991/* Element ID Extensions for Element ID 255 */
1992enum ieee80211_eid_ext {
1993 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
1994 WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
1995 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
1996 WLAN_EID_EXT_FILS_SESSION = 4,
1997 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
1998 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
1999 WLAN_EID_EXT_KEY_DELIVERY = 7,
2000 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
2001 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
2002 WLAN_EID_EXT_FILS_NONCE = 13,
Jiri Benca9de8ce2007-05-05 11:43:04 -07002003};
2004
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02002005/* Action category code */
2006enum ieee80211_category {
2007 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
2008 WLAN_CATEGORY_QOS = 1,
2009 WLAN_CATEGORY_DLS = 2,
2010 WLAN_CATEGORY_BACK = 3,
Jouni Malinenfb733332009-01-08 13:32:00 +02002011 WLAN_CATEGORY_PUBLIC = 4,
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +03002012 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
Jouni Malinen528769c2009-05-11 10:20:35 +03002013 WLAN_CATEGORY_HT = 7,
Jouni Malinenfea14732009-01-08 13:32:06 +02002014 WLAN_CATEGORY_SA_QUERY = 8,
Jouni Malinen528769c2009-05-11 10:20:35 +03002015 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
Johannes Bergaf614262015-10-07 15:48:26 +02002016 WLAN_CATEGORY_WNM = 10,
2017 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002018 WLAN_CATEGORY_TDLS = 12,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07002019 WLAN_CATEGORY_MESH_ACTION = 13,
2020 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
2021 WLAN_CATEGORY_SELF_PROTECTED = 15,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03002022 WLAN_CATEGORY_DMG = 16,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02002023 WLAN_CATEGORY_WMM = 17,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03002024 WLAN_CATEGORY_FST = 18,
2025 WLAN_CATEGORY_UNPROT_DMG = 20,
Johannes Berg7bf9b9a2012-12-27 18:45:41 +01002026 WLAN_CATEGORY_VHT = 21,
Jouni Malinen528769c2009-05-11 10:20:35 +03002027 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
2028 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02002029};
2030
Assaf Kraussf2df3852008-06-15 18:23:29 +03002031/* SPECTRUM_MGMT action code */
2032enum ieee80211_spectrum_mgmt_actioncode {
2033 WLAN_ACTION_SPCT_MSR_REQ = 0,
2034 WLAN_ACTION_SPCT_MSR_RPRT = 1,
2035 WLAN_ACTION_SPCT_TPC_REQ = 2,
2036 WLAN_ACTION_SPCT_TPC_RPRT = 3,
2037 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
2038};
2039
Johannes Berg0f782312009-12-01 13:37:02 +01002040/* HT action codes */
2041enum ieee80211_ht_actioncode {
2042 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
2043 WLAN_HT_ACTION_SMPS = 1,
2044 WLAN_HT_ACTION_PSMP = 2,
2045 WLAN_HT_ACTION_PCO_PHASE = 3,
2046 WLAN_HT_ACTION_CSI = 4,
2047 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
2048 WLAN_HT_ACTION_COMPRESSED_BF = 6,
2049 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
2050};
2051
Johannes Berg7bf9b9a2012-12-27 18:45:41 +01002052/* VHT action codes */
2053enum ieee80211_vht_actioncode {
2054 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
2055 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
2056 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
2057};
2058
Thomas Pedersen6709a6d2011-08-11 19:35:11 -07002059/* Self Protected Action codes */
2060enum ieee80211_self_protected_actioncode {
2061 WLAN_SP_RESERVED = 0,
2062 WLAN_SP_MESH_PEERING_OPEN = 1,
2063 WLAN_SP_MESH_PEERING_CONFIRM = 2,
2064 WLAN_SP_MESH_PEERING_CLOSE = 3,
2065 WLAN_SP_MGK_INFORM = 4,
2066 WLAN_SP_MGK_ACK = 5,
2067};
2068
Thomas Pedersen36c704f2011-08-11 19:35:14 -07002069/* Mesh action codes */
2070enum ieee80211_mesh_actioncode {
2071 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2072 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2073 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2074 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2075 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2076 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2077 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2078 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2079 WLAN_MESH_ACTION_MCCA_TEARDOWN,
2080 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2081 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2082};
2083
Zhu Yie31a16d2009-05-21 21:47:03 +08002084/* Security key length */
2085enum ieee80211_key_len {
2086 WLAN_KEY_LEN_WEP40 = 5,
2087 WLAN_KEY_LEN_WEP104 = 13,
2088 WLAN_KEY_LEN_CCMP = 16,
Jouni Malinencfcf1682015-01-24 19:52:05 +02002089 WLAN_KEY_LEN_CCMP_256 = 32,
Zhu Yie31a16d2009-05-21 21:47:03 +08002090 WLAN_KEY_LEN_TKIP = 32,
Johannes Berg8fc0fee2009-05-24 16:57:19 +02002091 WLAN_KEY_LEN_AES_CMAC = 16,
Avinash Patil28cb1742014-01-10 11:08:55 -08002092 WLAN_KEY_LEN_SMS4 = 32,
Jouni Malinencfcf1682015-01-24 19:52:05 +02002093 WLAN_KEY_LEN_GCMP = 16,
2094 WLAN_KEY_LEN_GCMP_256 = 32,
2095 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2096 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2097 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
Zhu Yie31a16d2009-05-21 21:47:03 +08002098};
2099
Johannes Berg4325f6c2013-05-08 13:09:08 +02002100#define IEEE80211_WEP_IV_LEN 4
2101#define IEEE80211_WEP_ICV_LEN 4
2102#define IEEE80211_CCMP_HDR_LEN 8
2103#define IEEE80211_CCMP_MIC_LEN 8
2104#define IEEE80211_CCMP_PN_LEN 6
Jouni Malinencfcf1682015-01-24 19:52:05 +02002105#define IEEE80211_CCMP_256_HDR_LEN 8
2106#define IEEE80211_CCMP_256_MIC_LEN 16
2107#define IEEE80211_CCMP_256_PN_LEN 6
Johannes Berg4325f6c2013-05-08 13:09:08 +02002108#define IEEE80211_TKIP_IV_LEN 8
2109#define IEEE80211_TKIP_ICV_LEN 4
2110#define IEEE80211_CMAC_PN_LEN 6
Jouni Malinencfcf1682015-01-24 19:52:05 +02002111#define IEEE80211_GMAC_PN_LEN 6
2112#define IEEE80211_GCMP_HDR_LEN 8
2113#define IEEE80211_GCMP_MIC_LEN 16
2114#define IEEE80211_GCMP_PN_LEN 6
Johannes Berg4325f6c2013-05-08 13:09:08 +02002115
Jouni Malinen348bd452016-10-27 00:42:03 +03002116#define FILS_NONCE_LEN 16
2117#define FILS_MAX_KEK_LEN 64
2118
Vidyullatha Kanchanapallya3caf742017-03-31 00:22:34 +03002119#define FILS_ERP_MAX_USERNAME_LEN 16
2120#define FILS_ERP_MAX_REALM_LEN 253
2121#define FILS_ERP_MAX_RRK_LEN 64
2122
2123#define PMK_MAX_LEN 48
2124
Peter Oh3cb57df2017-06-27 15:07:29 -07002125/* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002126enum ieee80211_pub_actioncode {
Peter Oh3cb57df2017-06-27 15:07:29 -07002127 WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
2128 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
2129 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
2130 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
Johannes Berg1b3a2e42013-03-26 15:17:18 +01002131 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
Peter Oh3cb57df2017-06-27 15:07:29 -07002132 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
2133 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
2134 WLAN_PUB_ACTION_MSMT_PILOT = 7,
2135 WLAN_PUB_ACTION_DSE_PC = 8,
2136 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
2137 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
2138 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
2139 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
2140 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002141 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
Peter Oh3cb57df2017-06-27 15:07:29 -07002142 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
2143 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
2144 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
2145 WLAN_PUB_ACTION_QMF_POLICY = 18,
2146 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
2147 WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
2148 WLAN_PUB_ACTION_QLOAD_REPORT = 21,
2149 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
2150 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
2151 WLAN_PUB_ACTION_PUBLIC_KEY = 24,
2152 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
2153 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
2154 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
2155 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
2156 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
2157 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
2158 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
2159 WLAN_PUB_ACTION_FTM_REQUEST = 32,
2160 WLAN_PUB_ACTION_FTM = 33,
2161 WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002162};
2163
2164/* TDLS action codes */
2165enum ieee80211_tdls_actioncode {
2166 WLAN_TDLS_SETUP_REQUEST = 0,
2167 WLAN_TDLS_SETUP_RESPONSE = 1,
2168 WLAN_TDLS_SETUP_CONFIRM = 2,
2169 WLAN_TDLS_TEARDOWN = 3,
2170 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2171 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2172 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2173 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2174 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2175 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2176 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2177};
2178
Luciano Coelhoe9a21942014-10-08 09:48:36 +03002179/* Extended Channel Switching capability to be set in the 1st byte of
2180 * the @WLAN_EID_EXT_CAPABILITY information element
2181 */
2182#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2183
Arik Nemtsov78632a12014-11-09 18:50:14 +02002184/* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2185#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2186#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2187#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2188
Avinash Patildcb7a6c2013-07-26 17:02:29 -07002189/* Interworking capabilities are set in 7th bit of 4th byte of the
2190 * @WLAN_EID_EXT_CAPABILITY information element
2191 */
2192#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2193
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002194/*
2195 * TDLS capabililites to be enabled in the 5th byte of the
2196 * @WLAN_EID_EXT_CAPABILITY information element
2197 */
2198#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2199#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
Arik Nemtsov78632a12014-11-09 18:50:14 +02002200#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002201
Emmanuel Grumbach8f9c98d2015-07-19 16:09:12 +03002202#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
Johannes Bergc6f9d6c2013-02-11 14:27:08 +01002203#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2204
Emmanuel Grumbach506bcfa2015-12-13 15:41:05 +02002205/* Defines the maximal number of MSDUs in an A-MSDU. */
2206#define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
2207#define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
2208
2209/*
2210 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
2211 * information element
2212 */
2213#define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
2214
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03002215/* TDLS specific payload type in the LLC/SNAP header */
2216#define WLAN_TDLS_SNAP_RFTYPE 0x2
2217
Arik Nemtsov2cedd872014-11-09 18:50:13 +02002218/* BSS Coex IE information field bits */
2219#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2220
Javier Cardonac80d5452010-12-16 17:37:49 -08002221/**
Johannes Bergf6601e12017-04-26 10:58:52 +03002222 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
Javier Cardonadbf498f2012-03-31 11:31:32 -07002223 *
2224 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2225 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08002226 * that will be specified in a vendor specific information element
Javier Cardonadbf498f2012-03-31 11:31:32 -07002227 */
Johannes Bergf6601e12017-04-26 10:58:52 +03002228enum ieee80211_mesh_sync_method {
Javier Cardonadbf498f2012-03-31 11:31:32 -07002229 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2230 IEEE80211_SYNC_METHOD_VENDOR = 255,
2231};
2232
2233/**
Johannes Bergf6601e12017-04-26 10:58:52 +03002234 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
Javier Cardonac80d5452010-12-16 17:37:49 -08002235 *
2236 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2237 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08002238 * be specified in a vendor specific information element
Javier Cardonac80d5452010-12-16 17:37:49 -08002239 */
Johannes Bergf6601e12017-04-26 10:58:52 +03002240enum ieee80211_mesh_path_protocol {
Javier Cardonadcca1cf2012-04-12 14:32:20 -07002241 IEEE80211_PATH_PROTOCOL_HWMP = 1,
Javier Cardonac80d5452010-12-16 17:37:49 -08002242 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2243};
2244
2245/**
Johannes Bergf6601e12017-04-26 10:58:52 +03002246 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
Javier Cardonac80d5452010-12-16 17:37:49 -08002247 *
2248 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2249 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08002250 * specified in a vendor specific information element
Javier Cardonac80d5452010-12-16 17:37:49 -08002251 */
Johannes Bergf6601e12017-04-26 10:58:52 +03002252enum ieee80211_mesh_path_metric {
Javier Cardonadcca1cf2012-04-12 14:32:20 -07002253 IEEE80211_PATH_METRIC_AIRTIME = 1,
Javier Cardonac80d5452010-12-16 17:37:49 -08002254 IEEE80211_PATH_METRIC_VENDOR = 255,
2255};
2256
Chun-Yeow Yeoha69cc442012-06-14 02:06:07 +08002257/**
2258 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2259 *
2260 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2261 *
2262 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2263 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2264 * this value
2265 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2266 * the proactive PREQ with proactive PREP subfield set to 0
2267 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2268 * supports the proactive PREQ with proactive PREP subfield set to 1
2269 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2270 * the proactive RANN
2271 */
2272enum ieee80211_root_mode_identifier {
2273 IEEE80211_ROOTMODE_NO_ROOT = 0,
2274 IEEE80211_ROOTMODE_ROOT = 1,
2275 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2276 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2277 IEEE80211_PROACTIVE_RANN = 4,
2278};
Javier Cardonac80d5452010-12-16 17:37:49 -08002279
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002280/*
2281 * IEEE 802.11-2007 7.3.2.9 Country information element
2282 *
2283 * Minimum length is 8 octets, ie len must be evenly
2284 * divisible by 2
2285 */
2286
2287/* Although the spec says 8 I'm seeing 6 in practice */
2288#define IEEE80211_COUNTRY_IE_MIN_LEN 6
2289
Bing Zhao80751e22011-03-07 11:14:23 -08002290/* The Country String field of the element shall be 3 octets in length */
2291#define IEEE80211_COUNTRY_STRING_LEN 3
2292
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002293/*
2294 * For regulatory extension stuff see IEEE 802.11-2007
2295 * Annex I (page 1141) and Annex J (page 1147). Also
2296 * review 7.3.2.9.
2297 *
2298 * When dot11RegulatoryClassesRequired is true and the
2299 * first_channel/reg_extension_id is >= 201 then the IE
2300 * compromises of the 'ext' struct represented below:
2301 *
2302 * - Regulatory extension ID - when generating IE this just needs
2303 * to be monotonically increasing for each triplet passed in
2304 * the IE
2305 * - Regulatory class - index into set of rules
2306 * - Coverage class - index into air propagation time (Table 7-27),
2307 * in microseconds, you can compute the air propagation time from
2308 * the index by multiplying by 3, so index 10 yields a propagation
2309 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2310 * yet. A value of 0 inicates air propagation of <= 1 us.
2311 *
2312 * See also Table I.2 for Emission limit sets and table
2313 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2314 * a reg_class to an emission limit set and behavior limit set.
2315 */
2316#define IEEE80211_COUNTRY_EXTENSION_ID 201
2317
2318/*
2319 * Channels numbers in the IE must be monotonically increasing
2320 * if dot11RegulatoryClassesRequired is not true.
2321 *
2322 * If dot11RegulatoryClassesRequired is true consecutive
2323 * subband triplets following a regulatory triplet shall
2324 * have monotonically increasing first_channel number fields.
2325 *
2326 * Channel numbers shall not overlap.
2327 *
2328 * Note that max_power is signed.
2329 */
2330struct ieee80211_country_ie_triplet {
2331 union {
2332 struct {
2333 u8 first_channel;
2334 u8 num_channels;
2335 s8 max_power;
Johannes Berg598a5932012-12-28 12:00:40 +01002336 } __packed chans;
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002337 struct {
2338 u8 reg_extension_id;
2339 u8 reg_class;
2340 u8 coverage_class;
Johannes Berg598a5932012-12-28 12:00:40 +01002341 } __packed ext;
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002342 };
Johannes Berg598a5932012-12-28 12:00:40 +01002343} __packed;
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08002344
Jouni Malinenf797eb72009-01-19 18:48:46 +02002345enum ieee80211_timeout_interval_type {
2346 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2347 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2348 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2349};
2350
Johannes Berg79ba1d82013-03-27 14:38:07 +01002351/**
2352 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2353 * @type: type, see &enum ieee80211_timeout_interval_type
2354 * @value: timeout interval value
2355 */
2356struct ieee80211_timeout_interval_ie {
2357 u8 type;
2358 __le32 value;
2359} __packed;
2360
Avraham Sterne38a0172017-04-26 10:58:47 +03002361/**
2362 * enum ieee80211_idle_options - BSS idle options
2363 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
2364 * protected frame to the AP to reset the idle timer at the AP for
2365 * the station.
2366 */
2367enum ieee80211_idle_options {
2368 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
2369};
2370
2371/**
2372 * struct ieee80211_bss_max_idle_period_ie
2373 *
2374 * This structure refers to "BSS Max idle period element"
2375 *
2376 * @max_idle_period: indicates the time period during which a station can
2377 * refrain from transmitting frames to its associated AP without being
2378 * disassociated. In units of 1000 TUs.
2379 * @idle_options: indicates the options associated with the BSS idle capability
2380 * as specified in &enum ieee80211_idle_options.
2381 */
2382struct ieee80211_bss_max_idle_period_ie {
2383 __le16 max_idle_period;
2384 u8 idle_options;
2385} __packed;
2386
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02002387/* BACK action code */
2388enum ieee80211_back_actioncode {
2389 WLAN_ACTION_ADDBA_REQ = 0,
2390 WLAN_ACTION_ADDBA_RESP = 1,
2391 WLAN_ACTION_DELBA = 2,
2392};
2393
Ron Rindjunsky07db2182007-12-25 17:00:33 +02002394/* BACK (block-ack) parties */
2395enum ieee80211_back_parties {
2396 WLAN_BACK_RECIPIENT = 0,
2397 WLAN_BACK_INITIATOR = 1,
Ron Rindjunsky07db2182007-12-25 17:00:33 +02002398};
2399
Jouni Malinenfea14732009-01-08 13:32:06 +02002400/* SA Query action */
2401enum ieee80211_sa_query_action {
2402 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2403 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2404};
2405
2406
Johannes Berg228c8c62017-01-26 17:15:44 +01002407#define SUITE(oui, id) (((oui) << 8) | (id))
Jiri Benca9de8ce2007-05-05 11:43:04 -07002408
Johannes Berg228c8c62017-01-26 17:15:44 +01002409/* cipher suite selectors */
2410#define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
2411#define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
2412#define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
2413/* reserved: SUITE(0x000FAC, 3) */
2414#define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
2415#define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
2416#define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
2417#define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
2418#define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
2419#define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
2420#define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
2421#define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
2422#define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
2423
2424#define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
Jouni Malinenc2e889a2011-11-02 23:34:56 +02002425
Johannes Berg6a669e62009-07-01 21:26:53 +02002426/* AKM suite selectors */
Luca Coelho1cbf41db2017-04-26 10:58:46 +03002427#define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
2428#define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
Luca Coelho2ead3232017-04-26 10:58:48 +03002429#define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
Luca Coelho1cbf41db2017-04-26 10:58:46 +03002430#define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
2431#define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
2432#define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
2433#define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
2434#define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
2435#define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
2436#define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
2437#define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
2438#define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
2439#define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
2440#define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
2441#define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
Johannes Berg6a669e62009-07-01 21:26:53 +02002442
Jiri Benca9de8ce2007-05-05 11:43:04 -07002443#define WLAN_MAX_KEY_LEN 32
2444
Avraham Stern3a00df52017-06-09 13:08:43 +01002445#define WLAN_PMK_NAME_LEN 16
Samuel Ortiz67fbb162009-11-24 23:59:15 +01002446#define WLAN_PMKID_LEN 16
Avraham Stern3a00df52017-06-09 13:08:43 +01002447#define WLAN_PMK_LEN_EAP_LEAP 16
Eliad Peller91b5ab62017-06-09 13:08:42 +01002448#define WLAN_PMK_LEN 32
Avraham Stern3a00df52017-06-09 13:08:43 +01002449#define WLAN_PMK_LEN_SUITE_B_192 48
Samuel Ortiz67fbb162009-11-24 23:59:15 +01002450
Eliad Peller0c28ec52011-09-15 11:53:01 +03002451#define WLAN_OUI_WFA 0x506f9a
2452#define WLAN_OUI_TYPE_WFA_P2P 9
Avinash Patil535588e2012-06-11 18:14:16 -07002453#define WLAN_OUI_MICROSOFT 0x0050f2
2454#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
Avinash Patilc2ebea22012-06-20 17:59:01 -07002455#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2456#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
Eliad Peller0c28ec52011-09-15 11:53:01 +03002457
Kalle Valo856799d2011-07-17 12:13:56 +03002458/*
2459 * WMM/802.11e Tspec Element
2460 */
2461#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2462#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2463
2464enum ieee80211_tspec_status_code {
2465 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2466 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2467};
2468
2469struct ieee80211_tspec_ie {
2470 u8 element_id;
2471 u8 len;
2472 u8 oui[3];
2473 u8 oui_type;
2474 u8 oui_subtype;
2475 u8 version;
2476 __le16 tsinfo;
2477 u8 tsinfo_resvd;
2478 __le16 nominal_msdu;
2479 __le16 max_msdu;
2480 __le32 min_service_int;
2481 __le32 max_service_int;
2482 __le32 inactivity_int;
2483 __le32 suspension_int;
2484 __le32 service_start_time;
2485 __le32 min_data_rate;
2486 __le32 mean_data_rate;
2487 __le32 peak_data_rate;
2488 __le32 max_burst_size;
2489 __le32 delay_bound;
2490 __le32 min_phy_rate;
2491 __le16 sba;
2492 __le16 medium_time;
2493} __packed;
2494
Johannes Bergf97df022007-09-18 17:29:20 -04002495/**
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002496 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2497 * @hdr: the frame
2498 *
2499 * The qos ctrl bytes come after the frame_control, duration, seq_num
2500 * and 3 or 4 addresses of length ETH_ALEN.
2501 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2502 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2503 */
2504static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2505{
2506 if (ieee80211_has_a4(hdr->frame_control))
2507 return (u8 *)hdr + 30;
2508 else
2509 return (u8 *)hdr + 24;
2510}
2511
2512/**
Johannes Bergf97df022007-09-18 17:29:20 -04002513 * ieee80211_get_SA - get pointer to SA
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002514 * @hdr: the frame
Johannes Bergf97df022007-09-18 17:29:20 -04002515 *
2516 * Given an 802.11 frame, this function returns the offset
2517 * to the source address (SA). It does not verify that the
2518 * header is long enough to contain the address, and the
2519 * header must be long enough to contain the frame control
2520 * field.
Johannes Bergf97df022007-09-18 17:29:20 -04002521 */
2522static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2523{
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002524 if (ieee80211_has_a4(hdr->frame_control))
Harvey Harrison5a433b32008-04-21 10:41:10 -07002525 return hdr->addr4;
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002526 if (ieee80211_has_fromds(hdr->frame_control))
2527 return hdr->addr3;
2528 return hdr->addr2;
Johannes Bergf97df022007-09-18 17:29:20 -04002529}
2530
2531/**
2532 * ieee80211_get_DA - get pointer to DA
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002533 * @hdr: the frame
Johannes Bergf97df022007-09-18 17:29:20 -04002534 *
2535 * Given an 802.11 frame, this function returns the offset
2536 * to the destination address (DA). It does not verify that
2537 * the header is long enough to contain the address, and the
2538 * header must be long enough to contain the frame control
2539 * field.
Johannes Bergf97df022007-09-18 17:29:20 -04002540 */
2541static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2542{
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07002543 if (ieee80211_has_tods(hdr->frame_control))
Johannes Bergf97df022007-09-18 17:29:20 -04002544 return hdr->addr3;
Harvey Harrison5a433b32008-04-21 10:41:10 -07002545 else
2546 return hdr->addr1;
Johannes Bergf97df022007-09-18 17:29:20 -04002547}
2548
David Kilroy9ee677c2008-12-23 14:03:38 +00002549/**
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002550 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
Jouni Malinenfb733332009-01-08 13:32:00 +02002551 * @hdr: the frame (buffer must include at least the first octet of payload)
2552 */
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002553static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
Jouni Malinenfb733332009-01-08 13:32:00 +02002554{
2555 if (ieee80211_is_disassoc(hdr->frame_control) ||
2556 ieee80211_is_deauth(hdr->frame_control))
2557 return true;
2558
2559 if (ieee80211_is_action(hdr->frame_control)) {
2560 u8 *category;
2561
2562 /*
2563 * Action frames, excluding Public Action frames, are Robust
2564 * Management Frames. However, if we are looking at a Protected
2565 * frame, skip the check since the data may be encrypted and
2566 * the frame has already been found to be a Robust Management
2567 * Frame (by the other end).
2568 */
2569 if (ieee80211_has_protected(hdr->frame_control))
2570 return true;
2571 category = ((u8 *) hdr) + 24;
Jouni Malinen528769c2009-05-11 10:20:35 +03002572 return *category != WLAN_CATEGORY_PUBLIC &&
2573 *category != WLAN_CATEGORY_HT &&
Johannes Bergaf614262015-10-07 15:48:26 +02002574 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
Thomas Pedersen8f9cb772011-05-03 16:57:14 -07002575 *category != WLAN_CATEGORY_SELF_PROTECTED &&
Johannes Berga4288282015-10-07 15:48:25 +02002576 *category != WLAN_CATEGORY_UNPROT_DMG &&
2577 *category != WLAN_CATEGORY_VHT &&
Jouni Malinen528769c2009-05-11 10:20:35 +03002578 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
Jouni Malinenfb733332009-01-08 13:32:00 +02002579 }
2580
2581 return false;
2582}
2583
2584/**
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002585 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2586 * @skb: the skb containing the frame, length will be checked
2587 */
2588static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2589{
Masashi Honmae98e9152016-06-22 20:23:03 +09002590 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
Johannes Bergd8ca16d2014-01-23 16:20:29 +01002591 return false;
2592 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2593}
2594
2595/**
Johannes Berg3df6eae2011-12-06 10:39:40 +01002596 * ieee80211_is_public_action - check if frame is a public action frame
2597 * @hdr: the frame
2598 * @len: length of the frame
2599 */
2600static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2601 size_t len)
2602{
2603 struct ieee80211_mgmt *mgmt = (void *)hdr;
2604
2605 if (len < IEEE80211_MIN_ACTION_SIZE)
2606 return false;
2607 if (!ieee80211_is_action(hdr->frame_control))
2608 return false;
2609 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2610}
2611
2612/**
Masashi Honma46f6b062016-06-22 19:55:20 +09002613 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
2614 * privacy action frame
2615 * @hdr: the frame
2616 */
2617static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
2618{
2619 struct ieee80211_mgmt *mgmt = (void *)hdr;
2620
2621 if (!ieee80211_is_action(hdr->frame_control) ||
2622 !is_multicast_ether_addr(hdr->addr1))
2623 return false;
2624
2625 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
2626 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
2627}
2628
2629/**
2630 * ieee80211_is_group_privacy_action - check if frame is a group addressed
2631 * privacy action frame
2632 * @skb: the skb containing the frame, length will be checked
2633 */
2634static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
2635{
2636 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
2637 return false;
2638 return _ieee80211_is_group_privacy_action((void *)skb->data);
2639}
2640
2641/**
Johannes Berg10f644a2009-04-16 13:17:25 +02002642 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2643 * @tu: the TUs
2644 */
2645static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2646{
2647 return 1024 * tu;
2648}
2649
Johannes Berge7ec86f2009-04-18 17:33:24 +02002650/**
2651 * ieee80211_check_tim - check if AID bit is set in TIM
2652 * @tim: the TIM IE
2653 * @tim_len: length of the TIM IE
2654 * @aid: the AID to look for
2655 */
Johannes Berg4a3cb702013-02-12 16:43:19 +01002656static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
Johannes Berge7ec86f2009-04-18 17:33:24 +02002657 u8 tim_len, u16 aid)
2658{
2659 u8 mask;
2660 u8 index, indexn1, indexn2;
2661
2662 if (unlikely(!tim || tim_len < sizeof(*tim)))
2663 return false;
2664
2665 aid &= 0x3fff;
2666 index = aid / 8;
2667 mask = 1 << (aid & 7);
2668
2669 indexn1 = tim->bitmap_ctrl & 0xfe;
2670 indexn2 = tim_len + indexn1 - 4;
2671
2672 if (index < indexn1 || index > indexn2)
2673 return false;
2674
2675 index -= indexn1;
2676
2677 return !!(tim->virtual_map[index] & mask);
2678}
2679
Liad Kaufman1277b4a2014-11-09 18:50:08 +02002680/**
2681 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
2682 * @skb: the skb containing the frame, length will not be checked
2683 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
2684 *
2685 * This function assumes the frame is a data frame, and that the network header
2686 * is in the correct place.
2687 */
2688static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
2689{
2690 if (!skb_is_nonlinear(skb) &&
2691 skb->len > (skb_network_offset(skb) + 2)) {
2692 /* Point to where the indication of TDLS should start */
2693 const u8 *tdls_data = skb_network_header(skb) - 2;
2694
2695 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
2696 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
2697 tdls_data[3] == WLAN_CATEGORY_TDLS)
2698 return tdls_data[4];
2699 }
2700
2701 return -1;
2702}
2703
Johannes Berge7f19352013-07-25 21:45:17 +02002704/* convert time units */
2705#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2706#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2707
Andrei Otcheretianski170fd0b2014-07-30 14:36:18 +03002708/**
2709 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2710 * @skb: the skb containing the frame, length will be checked
2711 *
2712 * This function checks if it's either TPC report action frame or Link
2713 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2714 * and 8.5.7.5 accordingly.
2715 */
2716static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2717{
2718 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2719
2720 if (!ieee80211_is_action(mgmt->frame_control))
2721 return false;
2722
2723 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2724 sizeof(mgmt->u.action.u.tpc_report))
2725 return false;
2726
2727 /*
2728 * TPC report - check that:
2729 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2730 * spectrum management action = 3 (TPC/Link Measurement report)
2731 * TPC report EID = 35
2732 * TPC report element length = 2
2733 *
2734 * The spectrum management's tpc_report struct is used here both for
2735 * parsing tpc_report and radio measurement's link measurement report
2736 * frame, since the relevant part is identical in both frames.
2737 */
2738 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2739 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2740 return false;
2741
2742 /* both spectrum mgmt and link measurement have same action code */
2743 if (mgmt->u.action.u.tpc_report.action_code !=
2744 WLAN_ACTION_SPCT_TPC_RPRT)
2745 return false;
2746
2747 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2748 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2749 sizeof(struct ieee80211_tpc_report_ie))
2750 return false;
2751
2752 return true;
2753}
2754
Johannes Berg1b1e2db2019-02-07 21:44:41 +01002755struct element {
2756 u8 id;
2757 u8 datalen;
2758 u8 data[];
Jouni Malinencd813e52019-02-11 16:29:04 +02002759} __packed;
Johannes Berg1b1e2db2019-02-07 21:44:41 +01002760
2761/* element iteration helpers */
Jouni Malinencd813e52019-02-11 16:29:04 +02002762#define for_each_element(_elem, _data, _datalen) \
2763 for (_elem = (const struct element *)(_data); \
2764 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
2765 (int)sizeof(*_elem) && \
2766 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
2767 (int)sizeof(*_elem) + _elem->datalen; \
2768 _elem = (const struct element *)(_elem->data + _elem->datalen))
Johannes Berg1b1e2db2019-02-07 21:44:41 +01002769
2770#define for_each_element_id(element, _id, data, datalen) \
2771 for_each_element(element, data, datalen) \
2772 if (element->id == (_id))
2773
2774#define for_each_element_extid(element, extid, data, datalen) \
2775 for_each_element(element, data, datalen) \
2776 if (element->id == WLAN_EID_EXTENSION && \
2777 element->datalen > 0 && \
2778 element->data[0] == (extid))
2779
2780#define for_each_subelement(sub, element) \
2781 for_each_element(sub, (element)->data, (element)->datalen)
2782
2783#define for_each_subelement_id(sub, id, element) \
2784 for_each_element_id(sub, id, (element)->data, (element)->datalen)
2785
2786#define for_each_subelement_extid(sub, extid, element) \
2787 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
2788
2789/**
2790 * for_each_element_completed - determine if element parsing consumed all data
2791 * @element: element pointer after for_each_element() or friends
2792 * @data: same data pointer as passed to for_each_element() or friends
2793 * @datalen: same data length as passed to for_each_element() or friends
2794 *
2795 * This function returns %true if all the data was parsed or considered
2796 * while walking the elements. Only use this if your for_each_element()
2797 * loop cannot be broken out of, otherwise it always returns %false.
2798 *
2799 * If some data was malformed, this returns %false since the last parsed
2800 * element will not fill the whole remaining data.
2801 */
2802static inline bool for_each_element_completed(const struct element *element,
2803 const void *data, size_t datalen)
2804{
Jouni Malinencd813e52019-02-11 16:29:04 +02002805 return (const u8 *)element == (const u8 *)data + datalen;
Johannes Berg1b1e2db2019-02-07 21:44:41 +01002806}
2807
John W. Linville9387b7c2008-09-30 20:59:05 -04002808#endif /* LINUX_IEEE80211_H */