blob: 2385119f8bb016c003f5bf2b638b412a6ddde7f9 [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>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
John W. Linville9387b7c2008-09-30 20:59:05 -040015#ifndef LINUX_IEEE80211_H
16#define LINUX_IEEE80211_H
Jiri Benca9de8ce2007-05-05 11:43:04 -070017
18#include <linux/types.h>
Johannes Bergf97df022007-09-18 17:29:20 -040019#include <asm/byteorder.h>
Jiri Benca9de8ce2007-05-05 11:43:04 -070020
Johannes Berg3f46b292009-03-14 19:10:51 +010021/*
22 * DS bit usage
23 *
24 * TA = transmitter address
25 * RA = receiver address
26 * DA = destination address
27 * SA = source address
28 *
29 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
30 * -----------------------------------------------------------------
31 * 0 0 DA SA BSSID - IBSS/DLS
32 * 0 1 DA BSSID SA - AP -> STA
33 * 1 0 BSSID SA DA - AP <- STA
34 * 1 1 RA TA DA SA unspecified (WDS)
35 */
36
Jiri Benca9de8ce2007-05-05 11:43:04 -070037#define FCS_LEN 4
38
39#define IEEE80211_FCTL_VERS 0x0003
40#define IEEE80211_FCTL_FTYPE 0x000c
41#define IEEE80211_FCTL_STYPE 0x00f0
42#define IEEE80211_FCTL_TODS 0x0100
43#define IEEE80211_FCTL_FROMDS 0x0200
44#define IEEE80211_FCTL_MOREFRAGS 0x0400
45#define IEEE80211_FCTL_RETRY 0x0800
46#define IEEE80211_FCTL_PM 0x1000
47#define IEEE80211_FCTL_MOREDATA 0x2000
48#define IEEE80211_FCTL_PROTECTED 0x4000
49#define IEEE80211_FCTL_ORDER 0x8000
Vladimir Kondratievb1881482012-07-02 09:32:35 +030050#define IEEE80211_FCTL_CTL_EXT 0x0f00
Jiri Benca9de8ce2007-05-05 11:43:04 -070051
52#define IEEE80211_SCTL_FRAG 0x000F
53#define IEEE80211_SCTL_SEQ 0xFFF0
54
55#define IEEE80211_FTYPE_MGMT 0x0000
56#define IEEE80211_FTYPE_CTL 0x0004
57#define IEEE80211_FTYPE_DATA 0x0008
Vladimir Kondratievb1881482012-07-02 09:32:35 +030058#define IEEE80211_FTYPE_EXT 0x000c
Jiri Benca9de8ce2007-05-05 11:43:04 -070059
60/* management */
61#define IEEE80211_STYPE_ASSOC_REQ 0x0000
62#define IEEE80211_STYPE_ASSOC_RESP 0x0010
63#define IEEE80211_STYPE_REASSOC_REQ 0x0020
64#define IEEE80211_STYPE_REASSOC_RESP 0x0030
65#define IEEE80211_STYPE_PROBE_REQ 0x0040
66#define IEEE80211_STYPE_PROBE_RESP 0x0050
67#define IEEE80211_STYPE_BEACON 0x0080
68#define IEEE80211_STYPE_ATIM 0x0090
69#define IEEE80211_STYPE_DISASSOC 0x00A0
70#define IEEE80211_STYPE_AUTH 0x00B0
71#define IEEE80211_STYPE_DEAUTH 0x00C0
72#define IEEE80211_STYPE_ACTION 0x00D0
73
74/* control */
Vladimir Kondratievb1881482012-07-02 09:32:35 +030075#define IEEE80211_STYPE_CTL_EXT 0x0060
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +020076#define IEEE80211_STYPE_BACK_REQ 0x0080
77#define IEEE80211_STYPE_BACK 0x0090
Jiri Benca9de8ce2007-05-05 11:43:04 -070078#define IEEE80211_STYPE_PSPOLL 0x00A0
79#define IEEE80211_STYPE_RTS 0x00B0
80#define IEEE80211_STYPE_CTS 0x00C0
81#define IEEE80211_STYPE_ACK 0x00D0
82#define IEEE80211_STYPE_CFEND 0x00E0
83#define IEEE80211_STYPE_CFENDACK 0x00F0
84
85/* data */
86#define IEEE80211_STYPE_DATA 0x0000
87#define IEEE80211_STYPE_DATA_CFACK 0x0010
88#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
89#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
90#define IEEE80211_STYPE_NULLFUNC 0x0040
91#define IEEE80211_STYPE_CFACK 0x0050
92#define IEEE80211_STYPE_CFPOLL 0x0060
93#define IEEE80211_STYPE_CFACKPOLL 0x0070
94#define IEEE80211_STYPE_QOS_DATA 0x0080
95#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
96#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
97#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
98#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
99#define IEEE80211_STYPE_QOS_CFACK 0x00D0
100#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
101#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
102
Vladimir Kondratievb1881482012-07-02 09:32:35 +0300103/* extension, added by 802.11ad */
104#define IEEE80211_STYPE_DMG_BEACON 0x0000
105
106/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
107#define IEEE80211_CTL_EXT_POLL 0x2000
108#define IEEE80211_CTL_EXT_SPR 0x3000
109#define IEEE80211_CTL_EXT_GRANT 0x4000
110#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
111#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
112#define IEEE80211_CTL_EXT_SSW 0x8000
113#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
114#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
Jiri Benca9de8ce2007-05-05 11:43:04 -0700115
116/* miscellaneous IEEE 802.11 constants */
Michael Wuc2378992007-10-30 16:50:05 -0400117#define IEEE80211_MAX_FRAG_THRESHOLD 2352
118#define IEEE80211_MAX_RTS_THRESHOLD 2353
Jiri Benca9de8ce2007-05-05 11:43:04 -0700119#define IEEE80211_MAX_AID 2007
120#define IEEE80211_MAX_TIM_LEN 251
Jiri Benca9de8ce2007-05-05 11:43:04 -0700121/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
122 6.2.1.1.2.
123
Michael Wuc2378992007-10-30 16:50:05 -0400124 802.11e clarifies the figure in section 7.1.2. The frame body is
125 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
126#define IEEE80211_MAX_DATA_LEN 2304
127/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
128#define IEEE80211_MAX_FRAME_LEN 2352
Jiri Benca9de8ce2007-05-05 11:43:04 -0700129
130#define IEEE80211_MAX_SSID_LEN 32
Johannes Berg1239cd52008-10-28 11:12:57 +0100131
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100132#define IEEE80211_MAX_MESH_ID_LEN 32
Johannes Berg1239cd52008-10-28 11:12:57 +0100133
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700134#define IEEE80211_QOS_CTL_LEN 2
Johannes Berg04b7dcf2011-06-22 10:06:59 +0200135/* 1d tag mask */
136#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
137/* TID mask */
138#define IEEE80211_QOS_CTL_TID_MASK 0x000f
139/* EOSP */
140#define IEEE80211_QOS_CTL_EOSP 0x0010
141/* ACK policy */
142#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
143#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
144#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
145#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
Thomas Pedersen6cc00d52011-11-03 21:11:11 -0700146#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
Johannes Berg04b7dcf2011-06-22 10:06:59 +0200147/* A-MSDU 802.11n */
148#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
Javier Cardona2154c812011-09-07 17:49:53 -0700149/* Mesh Control 802.11s */
150#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
Jiri Benca9de8ce2007-05-05 11:43:04 -0700151
Kalle Valoab133152010-01-12 10:42:31 +0200152/* U-APSD queue for WMM IEs sent by AP */
153#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
Bing Zhao44316cb2010-12-09 18:24:41 -0800154#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
Kalle Valoab133152010-01-12 10:42:31 +0200155
156/* U-APSD queues for WMM IEs sent by STA */
157#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
158#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
159#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
160#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
161#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
162
163/* U-APSD max SP length for WMM IEs sent by STA */
164#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
165#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
166#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
167#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
168#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
169#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
170
Andriy Tkachukd0dd2de2010-01-20 13:55:06 +0200171#define IEEE80211_HT_CTL_LEN 4
172
Jiri Benca9de8ce2007-05-05 11:43:04 -0700173struct ieee80211_hdr {
174 __le16 frame_control;
175 __le16 duration_id;
176 u8 addr1[6];
177 u8 addr2[6];
178 u8 addr3[6];
179 __le16 seq_ctrl;
180 u8 addr4[6];
181} __attribute__ ((packed));
182
Kalle Valo7044cc52010-01-05 20:16:19 +0200183struct ieee80211_hdr_3addr {
184 __le16 frame_control;
185 __le16 duration_id;
186 u8 addr1[6];
187 u8 addr2[6];
188 u8 addr3[6];
189 __le16 seq_ctrl;
190} __attribute__ ((packed));
191
Kalle Valo558a6662010-01-12 10:43:00 +0200192struct ieee80211_qos_hdr {
193 __le16 frame_control;
194 __le16 duration_id;
195 u8 addr1[6];
196 u8 addr2[6];
197 u8 addr3[6];
198 __le16 seq_ctrl;
199 __le16 qos_ctrl;
200} __attribute__ ((packed));
201
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700202/**
203 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
204 * @fc: frame control bytes in little-endian byteorder
205 */
206static inline int ieee80211_has_tods(__le16 fc)
207{
208 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
209}
210
211/**
212 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
213 * @fc: frame control bytes in little-endian byteorder
214 */
215static inline int ieee80211_has_fromds(__le16 fc)
216{
217 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
218}
219
220/**
221 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
222 * @fc: frame control bytes in little-endian byteorder
223 */
224static inline int ieee80211_has_a4(__le16 fc)
225{
226 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
227 return (fc & tmp) == tmp;
228}
229
230/**
231 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
232 * @fc: frame control bytes in little-endian byteorder
233 */
234static inline int ieee80211_has_morefrags(__le16 fc)
235{
236 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
237}
238
239/**
240 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
241 * @fc: frame control bytes in little-endian byteorder
242 */
243static inline int ieee80211_has_retry(__le16 fc)
244{
245 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
246}
247
248/**
249 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
250 * @fc: frame control bytes in little-endian byteorder
251 */
252static inline int ieee80211_has_pm(__le16 fc)
253{
254 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
255}
256
257/**
258 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
259 * @fc: frame control bytes in little-endian byteorder
260 */
261static inline int ieee80211_has_moredata(__le16 fc)
262{
263 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
264}
265
266/**
267 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
268 * @fc: frame control bytes in little-endian byteorder
269 */
270static inline int ieee80211_has_protected(__le16 fc)
271{
272 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
273}
274
275/**
276 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
277 * @fc: frame control bytes in little-endian byteorder
278 */
279static inline int ieee80211_has_order(__le16 fc)
280{
281 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
282}
283
284/**
285 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
286 * @fc: frame control bytes in little-endian byteorder
287 */
288static inline int ieee80211_is_mgmt(__le16 fc)
289{
290 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
291 cpu_to_le16(IEEE80211_FTYPE_MGMT);
292}
293
294/**
295 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
296 * @fc: frame control bytes in little-endian byteorder
297 */
298static inline int ieee80211_is_ctl(__le16 fc)
299{
300 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
301 cpu_to_le16(IEEE80211_FTYPE_CTL);
302}
303
304/**
305 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
306 * @fc: frame control bytes in little-endian byteorder
307 */
308static inline int ieee80211_is_data(__le16 fc)
309{
310 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
311 cpu_to_le16(IEEE80211_FTYPE_DATA);
312}
313
314/**
315 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
316 * @fc: frame control bytes in little-endian byteorder
317 */
318static inline int ieee80211_is_data_qos(__le16 fc)
319{
320 /*
321 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
322 * to check the one bit
323 */
324 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
325 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
326}
327
328/**
329 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
330 * @fc: frame control bytes in little-endian byteorder
331 */
332static inline int ieee80211_is_data_present(__le16 fc)
333{
334 /*
335 * mask with 0x40 and test that that bit is clear to only return true
336 * for the data-containing substypes.
337 */
338 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
339 cpu_to_le16(IEEE80211_FTYPE_DATA);
340}
341
342/**
343 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
344 * @fc: frame control bytes in little-endian byteorder
345 */
346static inline int ieee80211_is_assoc_req(__le16 fc)
347{
348 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
349 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
350}
351
352/**
353 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
354 * @fc: frame control bytes in little-endian byteorder
355 */
356static inline int ieee80211_is_assoc_resp(__le16 fc)
357{
358 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
359 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
360}
361
362/**
363 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
364 * @fc: frame control bytes in little-endian byteorder
365 */
366static inline int ieee80211_is_reassoc_req(__le16 fc)
367{
368 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
369 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
370}
371
372/**
373 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
374 * @fc: frame control bytes in little-endian byteorder
375 */
376static inline int ieee80211_is_reassoc_resp(__le16 fc)
377{
378 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
379 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
380}
381
382/**
383 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
384 * @fc: frame control bytes in little-endian byteorder
385 */
386static inline int ieee80211_is_probe_req(__le16 fc)
387{
388 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
389 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
390}
391
392/**
393 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
394 * @fc: frame control bytes in little-endian byteorder
395 */
396static inline int ieee80211_is_probe_resp(__le16 fc)
397{
398 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
399 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
400}
401
402/**
403 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
404 * @fc: frame control bytes in little-endian byteorder
405 */
406static inline int ieee80211_is_beacon(__le16 fc)
407{
408 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
409 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
410}
411
412/**
413 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
414 * @fc: frame control bytes in little-endian byteorder
415 */
416static inline int ieee80211_is_atim(__le16 fc)
417{
418 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
419 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
420}
421
422/**
423 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
424 * @fc: frame control bytes in little-endian byteorder
425 */
426static inline int ieee80211_is_disassoc(__le16 fc)
427{
428 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
429 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
430}
431
432/**
433 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
434 * @fc: frame control bytes in little-endian byteorder
435 */
436static inline int ieee80211_is_auth(__le16 fc)
437{
438 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
439 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
440}
441
442/**
443 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
444 * @fc: frame control bytes in little-endian byteorder
445 */
446static inline int ieee80211_is_deauth(__le16 fc)
447{
448 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
449 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
450}
451
452/**
453 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
454 * @fc: frame control bytes in little-endian byteorder
455 */
456static inline int ieee80211_is_action(__le16 fc)
457{
458 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
459 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
460}
461
462/**
463 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
464 * @fc: frame control bytes in little-endian byteorder
465 */
466static inline int ieee80211_is_back_req(__le16 fc)
467{
468 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
469 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
470}
471
472/**
473 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
474 * @fc: frame control bytes in little-endian byteorder
475 */
476static inline int ieee80211_is_back(__le16 fc)
477{
478 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
479 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
480}
481
482/**
483 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
484 * @fc: frame control bytes in little-endian byteorder
485 */
486static inline int ieee80211_is_pspoll(__le16 fc)
487{
488 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
489 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
490}
491
492/**
493 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
494 * @fc: frame control bytes in little-endian byteorder
495 */
496static inline int ieee80211_is_rts(__le16 fc)
497{
498 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
499 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
500}
501
502/**
503 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
504 * @fc: frame control bytes in little-endian byteorder
505 */
506static inline int ieee80211_is_cts(__le16 fc)
507{
508 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
509 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
510}
511
512/**
513 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
514 * @fc: frame control bytes in little-endian byteorder
515 */
516static inline int ieee80211_is_ack(__le16 fc)
517{
518 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
519 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
520}
521
522/**
523 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
524 * @fc: frame control bytes in little-endian byteorder
525 */
526static inline int ieee80211_is_cfend(__le16 fc)
527{
528 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
529 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
530}
531
532/**
533 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
534 * @fc: frame control bytes in little-endian byteorder
535 */
536static inline int ieee80211_is_cfendack(__le16 fc)
537{
538 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
539 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
540}
541
542/**
Johannes Berg22403de2009-10-30 12:55:03 +0100543 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -0700544 * @fc: frame control bytes in little-endian byteorder
545 */
546static inline int ieee80211_is_nullfunc(__le16 fc)
547{
548 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
549 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
550}
Jiri Benca9de8ce2007-05-05 11:43:04 -0700551
Johannes Berg22403de2009-10-30 12:55:03 +0100552/**
553 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
554 * @fc: frame control bytes in little-endian byteorder
555 */
556static inline int ieee80211_is_qos_nullfunc(__le16 fc)
557{
558 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
559 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
560}
561
Helmut Schaa8cb25e12011-12-08 13:11:54 +0100562/**
563 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
564 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
565 */
566static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
567{
568 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
569}
570
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100571struct ieee80211s_hdr {
572 u8 flags;
573 u8 ttl;
Luis Carlos Cobo51cedda2008-04-23 12:15:29 -0700574 __le32 seqnum;
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100575 u8 eaddr1[6];
576 u8 eaddr2[6];
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100577} __attribute__ ((packed));
578
YanBo79617de2008-09-22 13:30:32 +0800579/* Mesh flags */
580#define MESH_FLAGS_AE_A4 0x1
581#define MESH_FLAGS_AE_A5_A6 0x2
Zhu Yie31a16d2009-05-21 21:47:03 +0800582#define MESH_FLAGS_AE 0x3
YanBo79617de2008-09-22 13:30:32 +0800583#define MESH_FLAGS_PS_DEEP 0x4
584
Assaf Kraussf2df3852008-06-15 18:23:29 +0300585/**
Chun-Yeow Yeoha69cc442012-06-14 02:06:07 +0800586 * enum ieee80211_preq_flags - mesh PREQ element flags
587 *
588 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
589 */
590enum ieee80211_preq_flags {
591 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
592};
593
594/**
595 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
596 *
597 * @IEEE80211_PREQ_TO_FLAG: target only subfield
598 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
599 */
600enum ieee80211_preq_target_flags {
601 IEEE80211_PREQ_TO_FLAG = 1<<0,
602 IEEE80211_PREQ_USN_FLAG = 1<<2,
603};
604
605/**
Assaf Kraussf2df3852008-06-15 18:23:29 +0300606 * struct ieee80211_quiet_ie
607 *
608 * This structure refers to "Quiet information element"
609 */
610struct ieee80211_quiet_ie {
611 u8 count;
612 u8 period;
613 __le16 duration;
614 __le16 offset;
615} __attribute__ ((packed));
616
617/**
618 * struct ieee80211_msrment_ie
619 *
620 * This structure refers to "Measurement Request/Report information element"
621 */
622struct ieee80211_msrment_ie {
623 u8 token;
624 u8 mode;
625 u8 type;
626 u8 request[0];
627} __attribute__ ((packed));
628
629/**
630 * struct ieee80211_channel_sw_ie
631 *
632 * This structure refers to "Channel Switch Announcement information element"
633 */
634struct ieee80211_channel_sw_ie {
635 u8 mode;
636 u8 new_ch_num;
637 u8 count;
638} __attribute__ ((packed));
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100639
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800640/**
641 * struct ieee80211_tim
642 *
643 * This structure refers to "Traffic Indication Map information element"
644 */
645struct ieee80211_tim_ie {
646 u8 dtim_count;
647 u8 dtim_period;
648 u8 bitmap_ctrl;
649 /* variable size: 1 - 251 bytes */
Johannes Berge7ec86f2009-04-18 17:33:24 +0200650 u8 virtual_map[1];
Emmanuel Grumbach98f7dfd2008-07-18 13:52:59 +0800651} __attribute__ ((packed));
652
Rui Paulo90a5e162009-11-11 00:01:31 +0000653/**
Rui Paulo136cfa22009-11-18 18:40:00 +0000654 * struct ieee80211_meshconf_ie
655 *
656 * This structure refers to "Mesh Configuration information element"
657 */
658struct ieee80211_meshconf_ie {
659 u8 meshconf_psel;
660 u8 meshconf_pmetric;
661 u8 meshconf_congest;
662 u8 meshconf_synch;
663 u8 meshconf_auth;
664 u8 meshconf_form;
665 u8 meshconf_cap;
666} __attribute__ ((packed));
667
668/**
Rui Paulo90a5e162009-11-11 00:01:31 +0000669 * struct ieee80211_rann_ie
670 *
671 * This structure refers to "Root Announcement information element"
672 */
673struct ieee80211_rann_ie {
674 u8 rann_flags;
675 u8 rann_hopcount;
676 u8 rann_ttl;
677 u8 rann_addr[6];
Chun-Yeow Yeoh292c41a2012-03-19 21:38:46 +0800678 __le32 rann_seq;
679 __le32 rann_interval;
680 __le32 rann_metric;
Rui Paulo90a5e162009-11-11 00:01:31 +0000681} __attribute__ ((packed));
682
Javier Cardona5ee68e52011-08-09 16:45:08 -0700683enum ieee80211_rann_flags {
684 RANN_FLAG_IS_GATE = 1 << 0,
685};
686
Jouni Malinen9dfd6ba2009-05-06 20:34:10 +0300687#define WLAN_SA_QUERY_TR_ID_LEN 2
Jouni Malinenfea14732009-01-08 13:32:06 +0200688
Jiri Benca9de8ce2007-05-05 11:43:04 -0700689struct ieee80211_mgmt {
690 __le16 frame_control;
691 __le16 duration;
692 u8 da[6];
693 u8 sa[6];
694 u8 bssid[6];
695 __le16 seq_ctrl;
696 union {
697 struct {
698 __le16 auth_alg;
699 __le16 auth_transaction;
700 __le16 status_code;
701 /* possibly followed by Challenge text */
702 u8 variable[0];
703 } __attribute__ ((packed)) auth;
704 struct {
705 __le16 reason_code;
706 } __attribute__ ((packed)) deauth;
707 struct {
708 __le16 capab_info;
709 __le16 listen_interval;
710 /* followed by SSID and Supported rates */
711 u8 variable[0];
712 } __attribute__ ((packed)) assoc_req;
713 struct {
714 __le16 capab_info;
715 __le16 status_code;
716 __le16 aid;
717 /* followed by Supported rates */
718 u8 variable[0];
719 } __attribute__ ((packed)) assoc_resp, reassoc_resp;
720 struct {
721 __le16 capab_info;
722 __le16 listen_interval;
723 u8 current_ap[6];
724 /* followed by SSID and Supported rates */
725 u8 variable[0];
726 } __attribute__ ((packed)) reassoc_req;
727 struct {
728 __le16 reason_code;
729 } __attribute__ ((packed)) disassoc;
730 struct {
731 __le64 timestamp;
732 __le16 beacon_int;
733 __le16 capab_info;
734 /* followed by some of SSID, Supported rates,
735 * FH Params, DS Params, CF Params, IBSS Params, TIM */
736 u8 variable[0];
737 } __attribute__ ((packed)) beacon;
738 struct {
739 /* only variable items: SSID, Supported rates */
740 u8 variable[0];
741 } __attribute__ ((packed)) probe_req;
742 struct {
743 __le64 timestamp;
744 __le16 beacon_int;
745 __le16 capab_info;
746 /* followed by some of SSID, Supported rates,
747 * FH Params, DS Params, CF Params, IBSS Params */
748 u8 variable[0];
749 } __attribute__ ((packed)) probe_resp;
750 struct {
751 u8 category;
752 union {
753 struct {
754 u8 action_code;
755 u8 dialog_token;
756 u8 status_code;
757 u8 variable[0];
758 } __attribute__ ((packed)) wme_action;
759 struct{
760 u8 action_code;
761 u8 element_id;
762 u8 length;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300763 struct ieee80211_channel_sw_ie sw_elem;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700764 } __attribute__((packed)) chan_switch;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200765 struct{
766 u8 action_code;
767 u8 dialog_token;
Assaf Kraussf2df3852008-06-15 18:23:29 +0300768 u8 element_id;
769 u8 length;
770 struct ieee80211_msrment_ie msr_elem;
771 } __attribute__((packed)) measurement;
772 struct{
773 u8 action_code;
774 u8 dialog_token;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200775 __le16 capab;
776 __le16 timeout;
777 __le16 start_seq_num;
778 } __attribute__((packed)) addba_req;
779 struct{
780 u8 action_code;
781 u8 dialog_token;
782 __le16 status;
783 __le16 capab;
784 __le16 timeout;
785 } __attribute__((packed)) addba_resp;
786 struct{
787 u8 action_code;
788 __le16 params;
789 __le16 reason_code;
790 } __attribute__((packed)) delba;
Thomas Pedersen6709a6d2011-08-11 19:35:11 -0700791 struct {
792 u8 action_code;
793 u8 variable[0];
794 } __attribute__((packed)) self_prot;
Luis Carlos Cobo37c57982008-02-23 15:17:04 +0100795 struct{
796 u8 action_code;
797 u8 variable[0];
798 } __attribute__((packed)) mesh_action;
Jouni Malinenfea14732009-01-08 13:32:06 +0200799 struct {
800 u8 action;
801 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
802 } __attribute__ ((packed)) sa_query;
Johannes Berg0f782312009-12-01 13:37:02 +0100803 struct {
804 u8 action;
805 u8 smps_control;
806 } __attribute__ ((packed)) ht_smps;
Arik Nemtsovdfe018b2011-09-28 14:12:52 +0300807 struct {
808 u8 action_code;
809 u8 dialog_token;
810 __le16 capability;
811 u8 variable[0];
812 } __packed tdls_discover_resp;
Jiri Benca9de8ce2007-05-05 11:43:04 -0700813 } u;
814 } __attribute__ ((packed)) action;
815 } u;
816} __attribute__ ((packed));
817
Christian Lamparterc74d0842011-10-15 00:14:49 +0200818/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
819#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
820
Johannes Berg44d414d2008-09-08 17:44:28 +0200821/* mgmt header + 1 byte category code */
822#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
823
Jiri Benca9de8ce2007-05-05 11:43:04 -0700824
Jouni Malinen765cb462009-01-08 13:32:01 +0200825/* Management MIC information element (IEEE 802.11w) */
826struct ieee80211_mmie {
827 u8 element_id;
828 u8 length;
829 __le16 key_id;
830 u8 sequence_number[6];
831 u8 mic[8];
832} __attribute__ ((packed));
833
Eliad Peller0c28ec52011-09-15 11:53:01 +0300834struct ieee80211_vendor_ie {
835 u8 element_id;
836 u8 len;
837 u8 oui[3];
838 u8 oui_type;
839} __packed;
840
Jiri Benca9de8ce2007-05-05 11:43:04 -0700841/* Control frames */
842struct ieee80211_rts {
843 __le16 frame_control;
844 __le16 duration;
845 u8 ra[6];
846 u8 ta[6];
847} __attribute__ ((packed));
848
849struct ieee80211_cts {
850 __le16 frame_control;
851 __le16 duration;
852 u8 ra[6];
853} __attribute__ ((packed));
854
Jouni Malinenfc6971d2008-10-30 19:59:05 +0200855struct ieee80211_pspoll {
856 __le16 frame_control;
857 __le16 aid;
858 u8 bssid[6];
859 u8 ta[6];
860} __attribute__ ((packed));
861
Arik Nemtsovdfe018b2011-09-28 14:12:52 +0300862/* TDLS */
863
864/* Link-id information element */
865struct ieee80211_tdls_lnkie {
866 u8 ie_type; /* Link Identifier IE */
867 u8 ie_len;
868 u8 bssid[6];
869 u8 init_sta[6];
870 u8 resp_sta[6];
871} __packed;
872
873struct ieee80211_tdls_data {
874 u8 da[6];
875 u8 sa[6];
876 __be16 ether_type;
877 u8 payload_type;
878 u8 category;
879 u8 action_code;
880 union {
881 struct {
882 u8 dialog_token;
883 __le16 capability;
884 u8 variable[0];
885 } __packed setup_req;
886 struct {
887 __le16 status_code;
888 u8 dialog_token;
889 __le16 capability;
890 u8 variable[0];
891 } __packed setup_resp;
892 struct {
893 __le16 status_code;
894 u8 dialog_token;
895 u8 variable[0];
896 } __packed setup_cfm;
897 struct {
898 __le16 reason_code;
899 u8 variable[0];
900 } __packed teardown;
901 struct {
902 u8 dialog_token;
903 u8 variable[0];
904 } __packed discover_req;
905 } u;
906} __packed;
907
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200908/**
909 * struct ieee80211_bar - HT Block Ack Request
910 *
911 * This structure refers to "HT BlockAckReq" as
912 * described in 802.11n draft section 7.2.1.7.1
913 */
914struct ieee80211_bar {
915 __le16 frame_control;
916 __le16 duration;
917 __u8 ra[6];
918 __u8 ta[6];
Ron Rindjunskya8b47ea2008-01-21 12:39:11 +0200919 __le16 control;
920 __le16 start_seq_num;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200921} __attribute__((packed));
922
Ron Rindjunsky429a3802008-07-01 14:16:03 +0300923/* 802.11 BAR control masks */
Helmut Schaac1407b62011-08-11 16:17:41 +0200924#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
925#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
926#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
927#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
928#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200929
930#define IEEE80211_HT_MCS_MASK_LEN 10
931
932/**
933 * struct ieee80211_mcs_info - MCS information
934 * @rx_mask: RX mask
Luis R. Rodriguez9da3e062009-12-07 15:57:50 -0500935 * @rx_highest: highest supported RX rate. If set represents
936 * the highest supported RX data rate in units of 1 Mbps.
937 * If this field is 0 this value should not be used to
938 * consider the highest RX data rate supported.
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200939 * @tx_params: TX parameters
940 */
941struct ieee80211_mcs_info {
942 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
943 __le16 rx_highest;
944 u8 tx_params;
945 u8 reserved[3];
946} __attribute__((packed));
947
948/* 802.11n HT capability MSC set */
949#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
950#define IEEE80211_HT_MCS_TX_DEFINED 0x01
951#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
952/* value 0 == 1 stream etc */
953#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
954#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
955#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
956#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
957
958/*
959 * 802.11n D5.0 20.3.5 / 20.6 says:
960 * - indices 0 to 7 and 32 are single spatial stream
961 * - 8 to 31 are multiple spatial streams using equal modulation
962 * [8..15 for two streams, 16..23 for three and 24..31 for four]
963 * - remainder are multiple spatial streams using unequal modulation
964 */
965#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
966#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
967 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
968
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200969/**
970 * struct ieee80211_ht_cap - HT capabilities
971 *
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200972 * This structure is the "HT capabilities element" as
973 * described in 802.11n D5.0 7.3.2.57
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200974 */
975struct ieee80211_ht_cap {
976 __le16 cap_info;
977 u8 ampdu_params_info;
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200978
979 /* 16 bytes MCS information */
980 struct ieee80211_mcs_info mcs;
981
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +0200982 __le16 extended_ht_cap_info;
983 __le32 tx_BF_cap_info;
984 u8 antenna_selection_info;
985} __attribute__ ((packed));
986
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200987/* 802.11n HT capabilities masks (for cap_info) */
988#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
989#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
990#define IEEE80211_HT_CAP_SM_PS 0x000C
Johannes Berg0f782312009-12-01 13:37:02 +0100991#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200992#define IEEE80211_HT_CAP_GRN_FLD 0x0010
993#define IEEE80211_HT_CAP_SGI_20 0x0020
994#define IEEE80211_HT_CAP_SGI_40 0x0040
995#define IEEE80211_HT_CAP_TX_STBC 0x0080
996#define IEEE80211_HT_CAP_RX_STBC 0x0300
Felix Fietkauf79d9ba2010-04-19 19:57:35 +0200997#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
Johannes Bergd9fe60d2008-10-09 12:13:49 +0200998#define IEEE80211_HT_CAP_DELAY_BA 0x0400
999#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1000#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
Johannes Berg9a418af2009-12-17 13:55:48 +01001001#define IEEE80211_HT_CAP_RESERVED 0x2000
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001002#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1003#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1004
Bing Zhao4dd365f2011-03-30 18:01:15 -07001005/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1006#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1007#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1008#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1009#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1010#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1011#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1012#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1013
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001014/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1015#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1016#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
Johannes Berg0f782312009-12-01 13:37:02 +01001017#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001018
Sujithd1eba242009-07-23 15:31:31 +05301019/*
1020 * Maximum length of AMPDU that the STA can receive.
1021 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1022 */
1023enum ieee80211_max_ampdu_length_exp {
1024 IEEE80211_HT_MAX_AMPDU_8K = 0,
1025 IEEE80211_HT_MAX_AMPDU_16K = 1,
1026 IEEE80211_HT_MAX_AMPDU_32K = 2,
1027 IEEE80211_HT_MAX_AMPDU_64K = 3
1028};
1029
1030#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1031
1032/* Minimum MPDU start spacing */
1033enum ieee80211_min_mpdu_spacing {
1034 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1035 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1036 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1037 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1038 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1039 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1040 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1041 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1042};
1043
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001044/**
Johannes Berg074d46d2012-03-15 19:45:16 +01001045 * struct ieee80211_ht_operation - HT operation IE
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001046 *
Johannes Berg074d46d2012-03-15 19:45:16 +01001047 * This structure is the "HT operation element" as
1048 * described in 802.11n-2009 7.3.2.57
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001049 */
Johannes Berg074d46d2012-03-15 19:45:16 +01001050struct ieee80211_ht_operation {
1051 u8 primary_chan;
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001052 u8 ht_param;
1053 __le16 operation_mode;
1054 __le16 stbc_param;
1055 u8 basic_set[16];
1056} __attribute__ ((packed));
1057
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001058/* for ht_param */
1059#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1060#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1061#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1062#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1063#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1064#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
Johannes Bergd9fe60d2008-10-09 12:13:49 +02001065
1066/* for operation_mode */
1067#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1068#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1069#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1070#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1071#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1072#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1073#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1074
1075/* for stbc_param */
1076#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1077#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1078#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1079#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1080#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1081#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1082
Jiri Benca9de8ce2007-05-05 11:43:04 -07001083
Johannes Berg44d414d2008-09-08 17:44:28 +02001084/* block-ack parameters */
1085#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1086#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
Amitkumar Karwar8d661f12011-01-11 16:14:24 -08001087#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
Johannes Berg44d414d2008-09-08 17:44:28 +02001088#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1089#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1090
1091/*
1092 * A-PMDU buffer sizes
1093 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1094 */
1095#define IEEE80211_MIN_AMPDU_BUF 0x8
1096#define IEEE80211_MAX_AMPDU_BUF 0x40
1097
1098
Johannes Berg0f782312009-12-01 13:37:02 +01001099/* Spatial Multiplexing Power Save Modes (for capability) */
Tomas Winkler00c5ae22008-09-03 11:26:42 +08001100#define WLAN_HT_CAP_SM_PS_STATIC 0
1101#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1102#define WLAN_HT_CAP_SM_PS_INVALID 2
1103#define WLAN_HT_CAP_SM_PS_DISABLED 3
Tomas Winklere53cfe02008-01-30 22:05:13 -08001104
Johannes Berg0f782312009-12-01 13:37:02 +01001105/* for SM power control field lower two bits */
1106#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1107#define WLAN_HT_SMPS_CONTROL_STATIC 1
1108#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1109
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001110#define VHT_MCS_SUPPORTED_SET_SIZE 8
1111
1112struct ieee80211_vht_capabilities {
1113 __le32 vht_capabilities_info;
1114 u8 vht_supported_mcs_set[VHT_MCS_SUPPORTED_SET_SIZE];
1115} __packed;
1116
1117struct ieee80211_vht_operation {
1118 u8 vht_op_info_chwidth;
1119 u8 vht_op_info_chan_center_freq_seg1_idx;
1120 u8 vht_op_info_chan_center_freq_seg2_idx;
1121 __le16 vht_basic_mcs_set;
1122} __packed;
1123
1124/**
1125 * struct ieee80211_vht_mcs_info - VHT MCS information
1126 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1127 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1128 * STA can receive. Rate expressed in units of 1 Mbps.
1129 * If this field is 0 this value should not be used to
1130 * consider the highest RX data rate supported.
1131 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1132 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1133 * STA can transmit. Rate expressed in units of 1 Mbps.
1134 * If this field is 0 this value should not be used to
1135 * consider the highest TX data rate supported.
1136 */
1137struct ieee80211_vht_mcs_info {
1138 __le16 rx_mcs_map;
1139 __le16 rx_highest;
1140 __le16 tx_mcs_map;
1141 __le16 tx_highest;
1142} __packed;
1143
1144#define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
1145#define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
1146#define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
1147#define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
1148
1149/* 802.11ac VHT Capabilities */
1150#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1151#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1152#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1153#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1154#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1155#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1156#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1157#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1158#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1159#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1160#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1161#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1162#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1163#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1164#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1165#define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
1166#define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
1167#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1168#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1169#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1170#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1171#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT 0x00800000
1172#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1173#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1174#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1175#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1176
Jiri Benca9de8ce2007-05-05 11:43:04 -07001177/* Authentication algorithms */
1178#define WLAN_AUTH_OPEN 0
1179#define WLAN_AUTH_SHARED_KEY 1
Jouni Malinen636a5d32009-03-19 13:39:22 +02001180#define WLAN_AUTH_FT 2
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001181#define WLAN_AUTH_SAE 3
Senthil Balasubramanianbb608e92008-12-04 20:38:13 +05301182#define WLAN_AUTH_LEAP 128
Jiri Benca9de8ce2007-05-05 11:43:04 -07001183
1184#define WLAN_AUTH_CHALLENGE_LEN 128
1185
1186#define WLAN_CAPABILITY_ESS (1<<0)
1187#define WLAN_CAPABILITY_IBSS (1<<1)
Javier Cardona0a35d362011-05-04 10:24:56 -07001188
Eliad Peller333ba732011-05-29 15:53:20 +03001189/*
1190 * A mesh STA sets the ESS and IBSS capability bits to zero.
1191 * however, this holds true for p2p probe responses (in the p2p_find
1192 * phase) as well.
1193 */
1194#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
Javier Cardona0a35d362011-05-04 10:24:56 -07001195 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1196
Jiri Benca9de8ce2007-05-05 11:43:04 -07001197#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1198#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1199#define WLAN_CAPABILITY_PRIVACY (1<<4)
1200#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1201#define WLAN_CAPABILITY_PBCC (1<<6)
1202#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
Assaf Kraussb6623482008-06-16 16:09:49 +03001203
Jiri Benca9de8ce2007-05-05 11:43:04 -07001204/* 802.11h */
1205#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1206#define WLAN_CAPABILITY_QOS (1<<9)
1207#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1208#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001209
1210/* DMG (60gHz) 802.11ad */
1211/* type - bits 0..1 */
1212#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1213#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1214#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1215
1216#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1217#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1218#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1219#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1220
1221#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1222#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1223
Assaf Kraussb6623482008-06-16 16:09:49 +03001224/* measurement */
1225#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1226#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1227#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1228
1229#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1230#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1231#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1232
Daniel Drake56282212007-07-10 19:32:10 +02001233/* 802.11g ERP information element */
1234#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1235#define WLAN_ERP_USE_PROTECTION (1<<1)
1236#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1237
1238/* WLAN_ERP_BARKER_PREAMBLE values */
1239enum {
1240 WLAN_ERP_PREAMBLE_SHORT = 0,
1241 WLAN_ERP_PREAMBLE_LONG = 1,
1242};
1243
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001244/* Band ID, 802.11ad #8.4.1.45 */
1245enum {
1246 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1247 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1248 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1249 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1250 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1251 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1252};
1253
Jiri Benca9de8ce2007-05-05 11:43:04 -07001254/* Status codes */
1255enum ieee80211_statuscode {
1256 WLAN_STATUS_SUCCESS = 0,
1257 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1258 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1259 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1260 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1261 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1262 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1263 WLAN_STATUS_CHALLENGE_FAIL = 15,
1264 WLAN_STATUS_AUTH_TIMEOUT = 16,
1265 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1266 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1267 /* 802.11b */
1268 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1269 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1270 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1271 /* 802.11h */
1272 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1273 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1274 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1275 /* 802.11g */
1276 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1277 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
Jouni Malinen63a5ab82009-01-08 13:32:09 +02001278 /* 802.11w */
1279 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1280 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001281 /* 802.11i */
1282 WLAN_STATUS_INVALID_IE = 40,
1283 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1284 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1285 WLAN_STATUS_INVALID_AKMP = 43,
1286 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1287 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1288 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001289 /* 802.11e */
1290 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1291 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1292 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1293 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1294 WLAN_STATUS_REQUEST_DECLINED = 37,
1295 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1296 WLAN_STATUS_CHANGE_TSPEC = 39,
1297 WLAN_STATUS_WAIT_TS_DELAY = 47,
1298 WLAN_STATUS_NO_DIRECT_LINK = 48,
1299 WLAN_STATUS_STA_NOT_PRESENT = 49,
1300 WLAN_STATUS_STA_NOT_QSTA = 50,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001301 /* 802.11s */
1302 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1303 WLAN_STATUS_FCG_NOT_SUPP = 78,
1304 WLAN_STATUS_STA_NO_TBTT = 78,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001305 /* 802.11ad */
1306 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1307 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1308 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1309 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1310 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1311 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1312 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1313 WLAN_STATUS_REJECT_DSE_BAND = 96,
1314 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1315 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001316};
1317
1318
1319/* Reason codes */
1320enum ieee80211_reasoncode {
1321 WLAN_REASON_UNSPECIFIED = 1,
1322 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1323 WLAN_REASON_DEAUTH_LEAVING = 3,
1324 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1325 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1326 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1327 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1328 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1329 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1330 /* 802.11h */
1331 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1332 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1333 /* 802.11i */
1334 WLAN_REASON_INVALID_IE = 13,
1335 WLAN_REASON_MIC_FAILURE = 14,
1336 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1337 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1338 WLAN_REASON_IE_DIFFERENT = 17,
1339 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1340 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1341 WLAN_REASON_INVALID_AKMP = 20,
1342 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1343 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1344 WLAN_REASON_IEEE8021X_FAILED = 23,
1345 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001346 /* 802.11e */
1347 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1348 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1349 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1350 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1351 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1352 WLAN_REASON_QSTA_NOT_USE = 37,
1353 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1354 WLAN_REASON_QSTA_TIMEOUT = 39,
1355 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001356 /* 802.11s */
1357 WLAN_REASON_MESH_PEER_CANCELED = 52,
1358 WLAN_REASON_MESH_MAX_PEERS = 53,
1359 WLAN_REASON_MESH_CONFIG = 54,
1360 WLAN_REASON_MESH_CLOSE = 55,
1361 WLAN_REASON_MESH_MAX_RETRIES = 56,
1362 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1363 WLAN_REASON_MESH_INVALID_GTK = 58,
1364 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1365 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1366 WLAN_REASON_MESH_PATH_ERROR = 61,
1367 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1368 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1369 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1370 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1371 WLAN_REASON_MESH_CHAN = 66,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001372};
1373
1374
1375/* Information Element IDs */
1376enum ieee80211_eid {
1377 WLAN_EID_SSID = 0,
1378 WLAN_EID_SUPP_RATES = 1,
1379 WLAN_EID_FH_PARAMS = 2,
1380 WLAN_EID_DS_PARAMS = 3,
1381 WLAN_EID_CF_PARAMS = 4,
1382 WLAN_EID_TIM = 5,
1383 WLAN_EID_IBSS_PARAMS = 6,
1384 WLAN_EID_CHALLENGE = 16,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001385
Jiri Benca9de8ce2007-05-05 11:43:04 -07001386 WLAN_EID_COUNTRY = 7,
1387 WLAN_EID_HP_PARAMS = 8,
1388 WLAN_EID_HP_TABLE = 9,
1389 WLAN_EID_REQUEST = 10,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001390
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001391 WLAN_EID_QBSS_LOAD = 11,
1392 WLAN_EID_EDCA_PARAM_SET = 12,
1393 WLAN_EID_TSPEC = 13,
1394 WLAN_EID_TCLAS = 14,
1395 WLAN_EID_SCHEDULE = 15,
1396 WLAN_EID_TS_DELAY = 43,
1397 WLAN_EID_TCLAS_PROCESSING = 44,
1398 WLAN_EID_QOS_CAPA = 46,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001399 /* 802.11z */
1400 WLAN_EID_LINK_ID = 101,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001401 /* 802.11s */
1402 WLAN_EID_MESH_CONFIG = 113,
1403 WLAN_EID_MESH_ID = 114,
1404 WLAN_EID_LINK_METRIC_REPORT = 115,
1405 WLAN_EID_CONGESTION_NOTIFICATION = 116,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001406 WLAN_EID_PEER_MGMT = 117,
1407 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1408 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1409 WLAN_EID_BEACON_TIMING = 120,
1410 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1411 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1412 WLAN_EID_MCCAOP_ADVERT = 123,
1413 WLAN_EID_MCCAOP_TEARDOWN = 124,
1414 WLAN_EID_GANN = 125,
1415 WLAN_EID_RANN = 126,
1416 WLAN_EID_PREQ = 130,
1417 WLAN_EID_PREP = 131,
1418 WLAN_EID_PERR = 132,
1419 WLAN_EID_PXU = 137,
1420 WLAN_EID_PXUC = 138,
1421 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1422 WLAN_EID_MIC = 140,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001423
Jiri Benca9de8ce2007-05-05 11:43:04 -07001424 WLAN_EID_PWR_CONSTRAINT = 32,
1425 WLAN_EID_PWR_CAPABILITY = 33,
1426 WLAN_EID_TPC_REQUEST = 34,
1427 WLAN_EID_TPC_REPORT = 35,
1428 WLAN_EID_SUPPORTED_CHANNELS = 36,
1429 WLAN_EID_CHANNEL_SWITCH = 37,
1430 WLAN_EID_MEASURE_REQUEST = 38,
1431 WLAN_EID_MEASURE_REPORT = 39,
1432 WLAN_EID_QUIET = 40,
1433 WLAN_EID_IBSS_DFS = 41,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001434
Jiri Benca9de8ce2007-05-05 11:43:04 -07001435 WLAN_EID_ERP_INFO = 42,
1436 WLAN_EID_EXT_SUPP_RATES = 50,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001437
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001438 WLAN_EID_HT_CAPABILITY = 45,
Johannes Berg074d46d2012-03-15 19:45:16 +01001439 WLAN_EID_HT_OPERATION = 61,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001440
Jiri Benca9de8ce2007-05-05 11:43:04 -07001441 WLAN_EID_RSN = 48,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001442 WLAN_EID_MMIE = 76,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001443 WLAN_EID_WPA = 221,
1444 WLAN_EID_GENERIC = 221,
1445 WLAN_EID_VENDOR_SPECIFIC = 221,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001446 WLAN_EID_QOS_PARAMETER = 222,
1447
1448 WLAN_EID_AP_CHAN_REPORT = 51,
1449 WLAN_EID_NEIGHBOR_REPORT = 52,
1450 WLAN_EID_RCPI = 53,
1451 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1452 WLAN_EID_ANTENNA_INFO = 64,
1453 WLAN_EID_RSNI = 65,
1454 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1455 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1456 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1457 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1458 WLAN_EID_MULTIPLE_BSSID = 71,
Amitkumar Karwarb7e89412010-12-07 13:43:03 -08001459 WLAN_EID_BSS_COEX_2040 = 72,
1460 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1461 WLAN_EID_EXT_CAPABILITY = 127,
Johannes Berg8e664fb2009-12-23 13:15:38 +01001462
1463 WLAN_EID_MOBILITY_DOMAIN = 54,
1464 WLAN_EID_FAST_BSS_TRANSITION = 55,
1465 WLAN_EID_TIMEOUT_INTERVAL = 56,
1466 WLAN_EID_RIC_DATA = 57,
1467 WLAN_EID_RIC_DESCRIPTOR = 75,
1468
1469 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1470 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1471 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
Mahesh Palivelace0e1692012-06-22 07:27:46 +00001472
1473 WLAN_EID_VHT_CAPABILITY = 191,
1474 WLAN_EID_VHT_OPERATION = 192,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001475
1476 /* 802.11ad */
1477 WLAN_EID_NON_TX_BSSID_CAP = 83,
1478 WLAN_EID_WAKEUP_SCHEDULE = 143,
1479 WLAN_EID_EXT_SCHEDULE = 144,
1480 WLAN_EID_STA_AVAILABILITY = 145,
1481 WLAN_EID_DMG_TSPEC = 146,
1482 WLAN_EID_DMG_AT = 147,
1483 WLAN_EID_DMG_CAP = 148,
1484 WLAN_EID_DMG_OPERATION = 151,
1485 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1486 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1487 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1488 WLAN_EID_AWAKE_WINDOW = 157,
1489 WLAN_EID_MULTI_BAND = 158,
1490 WLAN_EID_ADDBA_EXT = 159,
1491 WLAN_EID_NEXT_PCP_LIST = 160,
1492 WLAN_EID_PCP_HANDOVER = 161,
1493 WLAN_EID_DMG_LINK_MARGIN = 162,
1494 WLAN_EID_SWITCHING_STREAM = 163,
1495 WLAN_EID_SESSION_TRANSITION = 164,
1496 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1497 WLAN_EID_CLUSTER_REPORT = 166,
1498 WLAN_EID_RELAY_CAP = 167,
1499 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1500 WLAN_EID_BEAM_LINK_MAINT = 169,
1501 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1502 WLAN_EID_U_PID = 171,
1503 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1504 WLAN_EID_QUIET_PERIOD_REQ = 175,
1505 WLAN_EID_QUIET_PERIOD_RESP = 177,
1506 WLAN_EID_EPAC_POLICY = 182,
1507 WLAN_EID_CLISTER_TIME_OFF = 183,
1508 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
Jiri Benca9de8ce2007-05-05 11:43:04 -07001509};
1510
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001511/* Action category code */
1512enum ieee80211_category {
1513 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1514 WLAN_CATEGORY_QOS = 1,
1515 WLAN_CATEGORY_DLS = 2,
1516 WLAN_CATEGORY_BACK = 3,
Jouni Malinenfb733332009-01-08 13:32:00 +02001517 WLAN_CATEGORY_PUBLIC = 4,
Jouni Malinen528769c2009-05-11 10:20:35 +03001518 WLAN_CATEGORY_HT = 7,
Jouni Malinenfea14732009-01-08 13:32:06 +02001519 WLAN_CATEGORY_SA_QUERY = 8,
Jouni Malinen528769c2009-05-11 10:20:35 +03001520 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001521 WLAN_CATEGORY_TDLS = 12,
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001522 WLAN_CATEGORY_MESH_ACTION = 13,
1523 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1524 WLAN_CATEGORY_SELF_PROTECTED = 15,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001525 WLAN_CATEGORY_DMG = 16,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001526 WLAN_CATEGORY_WMM = 17,
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001527 WLAN_CATEGORY_FST = 18,
1528 WLAN_CATEGORY_UNPROT_DMG = 20,
Jouni Malinen528769c2009-05-11 10:20:35 +03001529 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1530 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001531};
1532
Assaf Kraussf2df3852008-06-15 18:23:29 +03001533/* SPECTRUM_MGMT action code */
1534enum ieee80211_spectrum_mgmt_actioncode {
1535 WLAN_ACTION_SPCT_MSR_REQ = 0,
1536 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1537 WLAN_ACTION_SPCT_TPC_REQ = 2,
1538 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1539 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1540};
1541
Johannes Berg0f782312009-12-01 13:37:02 +01001542/* HT action codes */
1543enum ieee80211_ht_actioncode {
1544 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1545 WLAN_HT_ACTION_SMPS = 1,
1546 WLAN_HT_ACTION_PSMP = 2,
1547 WLAN_HT_ACTION_PCO_PHASE = 3,
1548 WLAN_HT_ACTION_CSI = 4,
1549 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1550 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1551 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1552};
1553
Thomas Pedersen6709a6d2011-08-11 19:35:11 -07001554/* Self Protected Action codes */
1555enum ieee80211_self_protected_actioncode {
1556 WLAN_SP_RESERVED = 0,
1557 WLAN_SP_MESH_PEERING_OPEN = 1,
1558 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1559 WLAN_SP_MESH_PEERING_CLOSE = 3,
1560 WLAN_SP_MGK_INFORM = 4,
1561 WLAN_SP_MGK_ACK = 5,
1562};
1563
Thomas Pedersen36c704f2011-08-11 19:35:14 -07001564/* Mesh action codes */
1565enum ieee80211_mesh_actioncode {
1566 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1567 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1568 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1569 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1570 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1571 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1572 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1573 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1574 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1575 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1576 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1577};
1578
Zhu Yie31a16d2009-05-21 21:47:03 +08001579/* Security key length */
1580enum ieee80211_key_len {
1581 WLAN_KEY_LEN_WEP40 = 5,
1582 WLAN_KEY_LEN_WEP104 = 13,
1583 WLAN_KEY_LEN_CCMP = 16,
1584 WLAN_KEY_LEN_TKIP = 32,
Johannes Berg8fc0fee2009-05-24 16:57:19 +02001585 WLAN_KEY_LEN_AES_CMAC = 16,
Zhu Yie31a16d2009-05-21 21:47:03 +08001586};
1587
Arik Nemtsovdfe018b2011-09-28 14:12:52 +03001588/* Public action codes */
1589enum ieee80211_pub_actioncode {
1590 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1591};
1592
1593/* TDLS action codes */
1594enum ieee80211_tdls_actioncode {
1595 WLAN_TDLS_SETUP_REQUEST = 0,
1596 WLAN_TDLS_SETUP_RESPONSE = 1,
1597 WLAN_TDLS_SETUP_CONFIRM = 2,
1598 WLAN_TDLS_TEARDOWN = 3,
1599 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1600 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1601 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1602 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1603 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1604 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1605 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1606};
1607
1608/*
1609 * TDLS capabililites to be enabled in the 5th byte of the
1610 * @WLAN_EID_EXT_CAPABILITY information element
1611 */
1612#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1613#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1614
1615/* TDLS specific payload type in the LLC/SNAP header */
1616#define WLAN_TDLS_SNAP_RFTYPE 0x2
1617
Javier Cardonac80d5452010-12-16 17:37:49 -08001618/**
Javier Cardonadbf498f2012-03-31 11:31:32 -07001619 * enum - mesh synchronization method identifier
1620 *
1621 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1622 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08001623 * that will be specified in a vendor specific information element
Javier Cardonadbf498f2012-03-31 11:31:32 -07001624 */
1625enum {
1626 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1627 IEEE80211_SYNC_METHOD_VENDOR = 255,
1628};
1629
1630/**
Javier Cardonac80d5452010-12-16 17:37:49 -08001631 * enum - mesh path selection protocol identifier
1632 *
1633 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1634 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08001635 * be specified in a vendor specific information element
Javier Cardonac80d5452010-12-16 17:37:49 -08001636 */
1637enum {
Javier Cardonadcca1cf2012-04-12 14:32:20 -07001638 IEEE80211_PATH_PROTOCOL_HWMP = 1,
Javier Cardonac80d5452010-12-16 17:37:49 -08001639 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1640};
1641
1642/**
1643 * enum - mesh path selection metric identifier
1644 *
1645 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1646 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
Chun-Yeow Yeoha4f606e2012-06-11 11:59:36 +08001647 * specified in a vendor specific information element
Javier Cardonac80d5452010-12-16 17:37:49 -08001648 */
1649enum {
Javier Cardonadcca1cf2012-04-12 14:32:20 -07001650 IEEE80211_PATH_METRIC_AIRTIME = 1,
Javier Cardonac80d5452010-12-16 17:37:49 -08001651 IEEE80211_PATH_METRIC_VENDOR = 255,
1652};
1653
Chun-Yeow Yeoha69cc442012-06-14 02:06:07 +08001654/**
1655 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1656 *
1657 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1658 *
1659 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1660 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1661 * this value
1662 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1663 * the proactive PREQ with proactive PREP subfield set to 0
1664 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1665 * supports the proactive PREQ with proactive PREP subfield set to 1
1666 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1667 * the proactive RANN
1668 */
1669enum ieee80211_root_mode_identifier {
1670 IEEE80211_ROOTMODE_NO_ROOT = 0,
1671 IEEE80211_ROOTMODE_ROOT = 1,
1672 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1673 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1674 IEEE80211_PROACTIVE_RANN = 4,
1675};
Javier Cardonac80d5452010-12-16 17:37:49 -08001676
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08001677/*
1678 * IEEE 802.11-2007 7.3.2.9 Country information element
1679 *
1680 * Minimum length is 8 octets, ie len must be evenly
1681 * divisible by 2
1682 */
1683
1684/* Although the spec says 8 I'm seeing 6 in practice */
1685#define IEEE80211_COUNTRY_IE_MIN_LEN 6
1686
Bing Zhao80751e22011-03-07 11:14:23 -08001687/* The Country String field of the element shall be 3 octets in length */
1688#define IEEE80211_COUNTRY_STRING_LEN 3
1689
Luis R. Rodriguez3f2355c2008-11-12 14:22:02 -08001690/*
1691 * For regulatory extension stuff see IEEE 802.11-2007
1692 * Annex I (page 1141) and Annex J (page 1147). Also
1693 * review 7.3.2.9.
1694 *
1695 * When dot11RegulatoryClassesRequired is true and the
1696 * first_channel/reg_extension_id is >= 201 then the IE
1697 * compromises of the 'ext' struct represented below:
1698 *
1699 * - Regulatory extension ID - when generating IE this just needs
1700 * to be monotonically increasing for each triplet passed in
1701 * the IE
1702 * - Regulatory class - index into set of rules
1703 * - Coverage class - index into air propagation time (Table 7-27),
1704 * in microseconds, you can compute the air propagation time from
1705 * the index by multiplying by 3, so index 10 yields a propagation
1706 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1707 * yet. A value of 0 inicates air propagation of <= 1 us.
1708 *
1709 * See also Table I.2 for Emission limit sets and table
1710 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1711 * a reg_class to an emission limit set and behavior limit set.
1712 */
1713#define IEEE80211_COUNTRY_EXTENSION_ID 201
1714
1715/*
1716 * Channels numbers in the IE must be monotonically increasing
1717 * if dot11RegulatoryClassesRequired is not true.
1718 *
1719 * If dot11RegulatoryClassesRequired is true consecutive
1720 * subband triplets following a regulatory triplet shall
1721 * have monotonically increasing first_channel number fields.
1722 *
1723 * Channel numbers shall not overlap.
1724 *
1725 * Note that max_power is signed.
1726 */
1727struct ieee80211_country_ie_triplet {
1728 union {
1729 struct {
1730 u8 first_channel;
1731 u8 num_channels;
1732 s8 max_power;
1733 } __attribute__ ((packed)) chans;
1734 struct {
1735 u8 reg_extension_id;
1736 u8 reg_class;
1737 u8 coverage_class;
1738 } __attribute__ ((packed)) ext;
1739 };
1740} __attribute__ ((packed));
1741
Jouni Malinenf797eb72009-01-19 18:48:46 +02001742enum ieee80211_timeout_interval_type {
1743 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1744 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1745 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1746};
1747
Ron Rindjunsky6b4e3242007-11-14 19:57:38 +02001748/* BACK action code */
1749enum ieee80211_back_actioncode {
1750 WLAN_ACTION_ADDBA_REQ = 0,
1751 WLAN_ACTION_ADDBA_RESP = 1,
1752 WLAN_ACTION_DELBA = 2,
1753};
1754
Ron Rindjunsky07db2182007-12-25 17:00:33 +02001755/* BACK (block-ack) parties */
1756enum ieee80211_back_parties {
1757 WLAN_BACK_RECIPIENT = 0,
1758 WLAN_BACK_INITIATOR = 1,
Ron Rindjunsky07db2182007-12-25 17:00:33 +02001759};
1760
Jouni Malinenfea14732009-01-08 13:32:06 +02001761/* SA Query action */
1762enum ieee80211_sa_query_action {
1763 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1764 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1765};
1766
1767
Jiri Benca9de8ce2007-05-05 11:43:04 -07001768/* cipher suite selectors */
1769#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1770#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1771#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1772/* reserved: 0x000FAC03 */
1773#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1774#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
Jouni Malinen3cfcf6ac2009-01-08 13:32:02 +02001775#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
Vladimir Kondratievb1881482012-07-02 09:32:35 +03001776#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
Jiri Benca9de8ce2007-05-05 11:43:04 -07001777
Jouni Malinenc2e889a2011-11-02 23:34:56 +02001778#define WLAN_CIPHER_SUITE_SMS4 0x00147201
1779
Johannes Berg6a669e62009-07-01 21:26:53 +02001780/* AKM suite selectors */
1781#define WLAN_AKM_SUITE_8021X 0x000FAC01
1782#define WLAN_AKM_SUITE_PSK 0x000FAC02
Steve deRosiercfdfa4d2010-10-09 17:23:28 -07001783#define WLAN_AKM_SUITE_SAE 0x000FAC08
1784#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
Johannes Berg6a669e62009-07-01 21:26:53 +02001785
Jiri Benca9de8ce2007-05-05 11:43:04 -07001786#define WLAN_MAX_KEY_LEN 32
1787
Samuel Ortiz67fbb162009-11-24 23:59:15 +01001788#define WLAN_PMKID_LEN 16
1789
Eliad Peller0c28ec52011-09-15 11:53:01 +03001790#define WLAN_OUI_WFA 0x506f9a
1791#define WLAN_OUI_TYPE_WFA_P2P 9
Avinash Patil535588e2012-06-11 18:14:16 -07001792#define WLAN_OUI_MICROSOFT 0x0050f2
1793#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
Avinash Patilc2ebea22012-06-20 17:59:01 -07001794#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
1795#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
Eliad Peller0c28ec52011-09-15 11:53:01 +03001796
Kalle Valo856799d2011-07-17 12:13:56 +03001797/*
1798 * WMM/802.11e Tspec Element
1799 */
1800#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
1801#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
1802
1803enum ieee80211_tspec_status_code {
1804 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
1805 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
1806};
1807
1808struct ieee80211_tspec_ie {
1809 u8 element_id;
1810 u8 len;
1811 u8 oui[3];
1812 u8 oui_type;
1813 u8 oui_subtype;
1814 u8 version;
1815 __le16 tsinfo;
1816 u8 tsinfo_resvd;
1817 __le16 nominal_msdu;
1818 __le16 max_msdu;
1819 __le32 min_service_int;
1820 __le32 max_service_int;
1821 __le32 inactivity_int;
1822 __le32 suspension_int;
1823 __le32 service_start_time;
1824 __le32 min_data_rate;
1825 __le32 mean_data_rate;
1826 __le32 peak_data_rate;
1827 __le32 max_burst_size;
1828 __le32 delay_bound;
1829 __le32 min_phy_rate;
1830 __le16 sba;
1831 __le16 medium_time;
1832} __packed;
1833
Johannes Bergf97df022007-09-18 17:29:20 -04001834/**
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07001835 * ieee80211_get_qos_ctl - get pointer to qos control bytes
1836 * @hdr: the frame
1837 *
1838 * The qos ctrl bytes come after the frame_control, duration, seq_num
1839 * and 3 or 4 addresses of length ETH_ALEN.
1840 * 3 addr: 2 + 2 + 2 + 3*6 = 24
1841 * 4 addr: 2 + 2 + 2 + 4*6 = 30
1842 */
1843static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
1844{
1845 if (ieee80211_has_a4(hdr->frame_control))
1846 return (u8 *)hdr + 30;
1847 else
1848 return (u8 *)hdr + 24;
1849}
1850
1851/**
Johannes Bergf97df022007-09-18 17:29:20 -04001852 * ieee80211_get_SA - get pointer to SA
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07001853 * @hdr: the frame
Johannes Bergf97df022007-09-18 17:29:20 -04001854 *
1855 * Given an 802.11 frame, this function returns the offset
1856 * to the source address (SA). It does not verify that the
1857 * header is long enough to contain the address, and the
1858 * header must be long enough to contain the frame control
1859 * field.
Johannes Bergf97df022007-09-18 17:29:20 -04001860 */
1861static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
1862{
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07001863 if (ieee80211_has_a4(hdr->frame_control))
Harvey Harrison5a433b32008-04-21 10:41:10 -07001864 return hdr->addr4;
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07001865 if (ieee80211_has_fromds(hdr->frame_control))
1866 return hdr->addr3;
1867 return hdr->addr2;
Johannes Bergf97df022007-09-18 17:29:20 -04001868}
1869
1870/**
1871 * ieee80211_get_DA - get pointer to DA
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07001872 * @hdr: the frame
Johannes Bergf97df022007-09-18 17:29:20 -04001873 *
1874 * Given an 802.11 frame, this function returns the offset
1875 * to the destination address (DA). It does not verify that
1876 * the header is long enough to contain the address, and the
1877 * header must be long enough to contain the frame control
1878 * field.
Johannes Bergf97df022007-09-18 17:29:20 -04001879 */
1880static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
1881{
Harvey Harrisonfd7c8a42008-06-11 14:21:56 -07001882 if (ieee80211_has_tods(hdr->frame_control))
Johannes Bergf97df022007-09-18 17:29:20 -04001883 return hdr->addr3;
Harvey Harrison5a433b32008-04-21 10:41:10 -07001884 else
1885 return hdr->addr1;
Johannes Bergf97df022007-09-18 17:29:20 -04001886}
1887
David Kilroy9ee677c2008-12-23 14:03:38 +00001888/**
Jouni Malinenfb733332009-01-08 13:32:00 +02001889 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
1890 * @hdr: the frame (buffer must include at least the first octet of payload)
1891 */
1892static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
1893{
1894 if (ieee80211_is_disassoc(hdr->frame_control) ||
1895 ieee80211_is_deauth(hdr->frame_control))
1896 return true;
1897
1898 if (ieee80211_is_action(hdr->frame_control)) {
1899 u8 *category;
1900
1901 /*
1902 * Action frames, excluding Public Action frames, are Robust
1903 * Management Frames. However, if we are looking at a Protected
1904 * frame, skip the check since the data may be encrypted and
1905 * the frame has already been found to be a Robust Management
1906 * Frame (by the other end).
1907 */
1908 if (ieee80211_has_protected(hdr->frame_control))
1909 return true;
1910 category = ((u8 *) hdr) + 24;
Jouni Malinen528769c2009-05-11 10:20:35 +03001911 return *category != WLAN_CATEGORY_PUBLIC &&
1912 *category != WLAN_CATEGORY_HT &&
Thomas Pedersen8f9cb772011-05-03 16:57:14 -07001913 *category != WLAN_CATEGORY_SELF_PROTECTED &&
Jouni Malinen528769c2009-05-11 10:20:35 +03001914 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
Jouni Malinenfb733332009-01-08 13:32:00 +02001915 }
1916
1917 return false;
1918}
1919
1920/**
Johannes Berg3df6eae2011-12-06 10:39:40 +01001921 * ieee80211_is_public_action - check if frame is a public action frame
1922 * @hdr: the frame
1923 * @len: length of the frame
1924 */
1925static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
1926 size_t len)
1927{
1928 struct ieee80211_mgmt *mgmt = (void *)hdr;
1929
1930 if (len < IEEE80211_MIN_ACTION_SIZE)
1931 return false;
1932 if (!ieee80211_is_action(hdr->frame_control))
1933 return false;
1934 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
1935}
1936
1937/**
David Kilroy9ee677c2008-12-23 14:03:38 +00001938 * ieee80211_dsss_chan_to_freq - get channel center frequency
1939 * @channel: the DSSS channel
1940 *
1941 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
1942 * Ref IEEE 802.11-2007 section 15.6
1943 */
1944static inline int ieee80211_dsss_chan_to_freq(int channel)
1945{
1946 if ((channel > 0) && (channel < 14))
1947 return 2407 + (channel * 5);
1948 else if (channel == 14)
1949 return 2484;
1950 else
1951 return -1;
1952}
1953
1954/**
1955 * ieee80211_freq_to_dsss_chan - get channel
1956 * @freq: the frequency
1957 *
1958 * Convert frequency (MHz) to IEEE802.11 DSSS channel
1959 * Ref IEEE 802.11-2007 section 15.6
1960 *
1961 * This routine selects the channel with the closest center frequency.
1962 */
1963static inline int ieee80211_freq_to_dsss_chan(int freq)
1964{
1965 if ((freq >= 2410) && (freq < 2475))
1966 return (freq - 2405) / 5;
1967 else if ((freq >= 2482) && (freq < 2487))
1968 return 14;
1969 else
1970 return -1;
1971}
1972
Johannes Berg10f644a2009-04-16 13:17:25 +02001973/**
1974 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
1975 * @tu: the TUs
1976 */
1977static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
1978{
1979 return 1024 * tu;
1980}
1981
Johannes Berge7ec86f2009-04-18 17:33:24 +02001982/**
1983 * ieee80211_check_tim - check if AID bit is set in TIM
1984 * @tim: the TIM IE
1985 * @tim_len: length of the TIM IE
1986 * @aid: the AID to look for
1987 */
1988static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
1989 u8 tim_len, u16 aid)
1990{
1991 u8 mask;
1992 u8 index, indexn1, indexn2;
1993
1994 if (unlikely(!tim || tim_len < sizeof(*tim)))
1995 return false;
1996
1997 aid &= 0x3fff;
1998 index = aid / 8;
1999 mask = 1 << (aid & 7);
2000
2001 indexn1 = tim->bitmap_ctrl & 0xfe;
2002 indexn2 = tim_len + indexn1 - 4;
2003
2004 if (index < indexn1 || index > indexn2)
2005 return false;
2006
2007 index -= indexn1;
2008
2009 return !!(tim->virtual_map[index] & mask);
2010}
2011
John W. Linville9387b7c2008-09-30 20:59:05 -04002012#endif /* LINUX_IEEE80211_H */