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mac80211: update opmode when adding new station
[linux-2.6-block.git] / include / linux / ieee80211.h
CommitLineData
a9de8ce0
JB		 1/*
2 * IEEE 802.11 defines
3 *
4 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
5 * <jkmaline@cc.hut.fi>
6 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
7 * Copyright (c) 2005, Devicescape Software, Inc.
8 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
9387b7ca
JL		 15#ifndef LINUX_IEEE80211_H
16#define LINUX_IEEE80211_H
a9de8ce0
JB		 17
18#include <linux/types.h>
574e2af7 19#include <linux/if_ether.h>
f97df02e 20#include <asm/byteorder.h>
a9de8ce0 21
3f46b29c
JB		 22/*
23 * DS bit usage
24 *
25 * TA = transmitter address
26 * RA = receiver address
27 * DA = destination address
28 * SA = source address
29 *
30 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
31 * -----------------------------------------------------------------
32 * 0 0 DA SA BSSID - IBSS/DLS
33 * 0 1 DA BSSID SA - AP -> STA
34 * 1 0 BSSID SA DA - AP <- STA
35 * 1 1 RA TA DA SA unspecified (WDS)
36 */
37
a9de8ce0
JB		 38#define FCS_LEN 4
39
40#define IEEE80211_FCTL_VERS 0x0003
41#define IEEE80211_FCTL_FTYPE 0x000c
42#define IEEE80211_FCTL_STYPE 0x00f0
43#define IEEE80211_FCTL_TODS 0x0100
44#define IEEE80211_FCTL_FROMDS 0x0200
45#define IEEE80211_FCTL_MOREFRAGS 0x0400
46#define IEEE80211_FCTL_RETRY 0x0800
47#define IEEE80211_FCTL_PM 0x1000
48#define IEEE80211_FCTL_MOREDATA 0x2000
49#define IEEE80211_FCTL_PROTECTED 0x4000
50#define IEEE80211_FCTL_ORDER 0x8000
b188148c 51#define IEEE80211_FCTL_CTL_EXT 0x0f00
a9de8ce0
JB		 52
53#define IEEE80211_SCTL_FRAG 0x000F
54#define IEEE80211_SCTL_SEQ 0xFFF0
55
56#define IEEE80211_FTYPE_MGMT 0x0000
57#define IEEE80211_FTYPE_CTL 0x0004
58#define IEEE80211_FTYPE_DATA 0x0008
b188148c 59#define IEEE80211_FTYPE_EXT 0x000c
a9de8ce0
JB		 60
61/* management */
62#define IEEE80211_STYPE_ASSOC_REQ 0x0000
63#define IEEE80211_STYPE_ASSOC_RESP 0x0010
64#define IEEE80211_STYPE_REASSOC_REQ 0x0020
65#define IEEE80211_STYPE_REASSOC_RESP 0x0030
66#define IEEE80211_STYPE_PROBE_REQ 0x0040
67#define IEEE80211_STYPE_PROBE_RESP 0x0050
68#define IEEE80211_STYPE_BEACON 0x0080
69#define IEEE80211_STYPE_ATIM 0x0090
70#define IEEE80211_STYPE_DISASSOC 0x00A0
71#define IEEE80211_STYPE_AUTH 0x00B0
72#define IEEE80211_STYPE_DEAUTH 0x00C0
73#define IEEE80211_STYPE_ACTION 0x00D0
74
75/* control */
b188148c 76#define IEEE80211_STYPE_CTL_EXT 0x0060
6b4e3241
RR		 77#define IEEE80211_STYPE_BACK_REQ 0x0080
78#define IEEE80211_STYPE_BACK 0x0090
a9de8ce0
JB		 79#define IEEE80211_STYPE_PSPOLL 0x00A0
80#define IEEE80211_STYPE_RTS 0x00B0
81#define IEEE80211_STYPE_CTS 0x00C0
82#define IEEE80211_STYPE_ACK 0x00D0
83#define IEEE80211_STYPE_CFEND 0x00E0
84#define IEEE80211_STYPE_CFENDACK 0x00F0
85
86/* data */
87#define IEEE80211_STYPE_DATA 0x0000
88#define IEEE80211_STYPE_DATA_CFACK 0x0010
89#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
90#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
91#define IEEE80211_STYPE_NULLFUNC 0x0040
92#define IEEE80211_STYPE_CFACK 0x0050
93#define IEEE80211_STYPE_CFPOLL 0x0060
94#define IEEE80211_STYPE_CFACKPOLL 0x0070
95#define IEEE80211_STYPE_QOS_DATA 0x0080
96#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
97#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
98#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
99#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
100#define IEEE80211_STYPE_QOS_CFACK 0x00D0
101#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
102#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
103
b188148c
VK		 104/* extension, added by 802.11ad */
105#define IEEE80211_STYPE_DMG_BEACON 0x0000
106
107/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
108#define IEEE80211_CTL_EXT_POLL 0x2000
109#define IEEE80211_CTL_EXT_SPR 0x3000
110#define IEEE80211_CTL_EXT_GRANT 0x4000
111#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
112#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
113#define IEEE80211_CTL_EXT_SSW 0x8000
114#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
115#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
a9de8ce0 116
9a886586
JB		 117
118#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
119#define IEEE80211_MAX_SN IEEE80211_SN_MASK
120#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
121
122static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
123{
124 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
125}
126
127static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
128{
129 return (sn1 + sn2) & IEEE80211_SN_MASK;
130}
131
132static inline u16 ieee80211_sn_inc(u16 sn)
133{
134 return ieee80211_sn_add(sn, 1);
135}
136
137static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
138{
139 return (sn1 - sn2) & IEEE80211_SN_MASK;
140}
141
142#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
143#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
144
a9de8ce0 145/* miscellaneous IEEE 802.11 constants */
c237899d
MW		 146#define IEEE80211_MAX_FRAG_THRESHOLD 2352
147#define IEEE80211_MAX_RTS_THRESHOLD 2353
a9de8ce0
JB		 148#define IEEE80211_MAX_AID 2007
149#define IEEE80211_MAX_TIM_LEN 251
e05ecccd 150#define IEEE80211_MAX_MESH_PEERINGS 63
a9de8ce0
JB		 151/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
152 6.2.1.1.2.
153
c237899d
MW		 154 802.11e clarifies the figure in section 7.1.2. The frame body is
155 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
156#define IEEE80211_MAX_DATA_LEN 2304
157/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
158#define IEEE80211_MAX_FRAME_LEN 2352
a9de8ce0
JB		 159
160#define IEEE80211_MAX_SSID_LEN 32
1239cd58 161
37c57989 162#define IEEE80211_MAX_MESH_ID_LEN 32
1239cd58 163
5a306f58
JB		 164#define IEEE80211_NUM_TIDS 16
165
fd7c8a40 166#define IEEE80211_QOS_CTL_LEN 2
04b7dcf9
JB		 167/* 1d tag mask */
168#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
169/* TID mask */
170#define IEEE80211_QOS_CTL_TID_MASK 0x000f
171/* EOSP */
172#define IEEE80211_QOS_CTL_EOSP 0x0010
173/* ACK policy */
174#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
175#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
176#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
177#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
6cc00d54 178#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
04b7dcf9
JB		 179/* A-MSDU 802.11n */
180#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
2154c81c
JC		 181/* Mesh Control 802.11s */
182#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
a9de8ce0 183
3f52b7e3
MP		 184/* Mesh Power Save Level */
185#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
186/* Mesh Receiver Service Period Initiated */
187#define IEEE80211_QOS_CTL_RSPI 0x0400
188
ab13315a
KV		 189/* U-APSD queue for WMM IEs sent by AP */
190#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
44316cb1 191#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
ab13315a
KV		 192
193/* U-APSD queues for WMM IEs sent by STA */
194#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
195#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
196#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
197#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
198#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
199
200/* U-APSD max SP length for WMM IEs sent by STA */
201#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
202#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
203#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
204#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
205#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
206#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
207
d0dd2de0
AT		 208#define IEEE80211_HT_CTL_LEN 4
209
a9de8ce0
JB		 210struct ieee80211_hdr {
211 __le16 frame_control;
212 __le16 duration_id;
574e2af7
JP		 213 u8 addr1[ETH_ALEN];
214 u8 addr2[ETH_ALEN];
215 u8 addr3[ETH_ALEN];
a9de8ce0 216 __le16 seq_ctrl;
574e2af7 217 u8 addr4[ETH_ALEN];
b8a31c9a 218} __packed __aligned(2);
a9de8ce0 219
7044cc56
KV		 220struct ieee80211_hdr_3addr {
221 __le16 frame_control;
222 __le16 duration_id;
574e2af7
JP		 223 u8 addr1[ETH_ALEN];
224 u8 addr2[ETH_ALEN];
225 u8 addr3[ETH_ALEN];
7044cc56 226 __le16 seq_ctrl;
b8a31c9a 227} __packed __aligned(2);
7044cc56 228
558a6669
KV		 229struct ieee80211_qos_hdr {
230 __le16 frame_control;
231 __le16 duration_id;
574e2af7
JP		 232 u8 addr1[ETH_ALEN];
233 u8 addr2[ETH_ALEN];
234 u8 addr3[ETH_ALEN];
558a6669
KV		 235 __le16 seq_ctrl;
236 __le16 qos_ctrl;
b8a31c9a 237} __packed __aligned(2);
558a6669 238
fd7c8a40
HH		 239/**
240 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
241 * @fc: frame control bytes in little-endian byteorder
242 */
243static inline int ieee80211_has_tods(__le16 fc)
244{
245 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
246}
247
248/**
249 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
250 * @fc: frame control bytes in little-endian byteorder
251 */
252static inline int ieee80211_has_fromds(__le16 fc)
253{
254 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
255}
256
257/**
258 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
259 * @fc: frame control bytes in little-endian byteorder
260 */
261static inline int ieee80211_has_a4(__le16 fc)
262{
263 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
264 return (fc & tmp) == tmp;
265}
266
267/**
268 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
269 * @fc: frame control bytes in little-endian byteorder
270 */
271static inline int ieee80211_has_morefrags(__le16 fc)
272{
273 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
274}
275
276/**
277 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
278 * @fc: frame control bytes in little-endian byteorder
279 */
280static inline int ieee80211_has_retry(__le16 fc)
281{
282 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
283}
284
285/**
286 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
287 * @fc: frame control bytes in little-endian byteorder
288 */
289static inline int ieee80211_has_pm(__le16 fc)
290{
291 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
292}
293
294/**
295 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
296 * @fc: frame control bytes in little-endian byteorder
297 */
298static inline int ieee80211_has_moredata(__le16 fc)
299{
300 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
301}
302
303/**
304 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
305 * @fc: frame control bytes in little-endian byteorder
306 */
307static inline int ieee80211_has_protected(__le16 fc)
308{
309 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
310}
311
312/**
313 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
314 * @fc: frame control bytes in little-endian byteorder
315 */
316static inline int ieee80211_has_order(__le16 fc)
317{
318 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
319}
320
321/**
322 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
323 * @fc: frame control bytes in little-endian byteorder
324 */
325static inline int ieee80211_is_mgmt(__le16 fc)
326{
327 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
328 cpu_to_le16(IEEE80211_FTYPE_MGMT);
329}
330
331/**
332 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
333 * @fc: frame control bytes in little-endian byteorder
334 */
335static inline int ieee80211_is_ctl(__le16 fc)
336{
337 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
338 cpu_to_le16(IEEE80211_FTYPE_CTL);
339}
340
341/**
342 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
343 * @fc: frame control bytes in little-endian byteorder
344 */
345static inline int ieee80211_is_data(__le16 fc)
346{
347 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
348 cpu_to_le16(IEEE80211_FTYPE_DATA);
349}
350
351/**
352 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
353 * @fc: frame control bytes in little-endian byteorder
354 */
355static inline int ieee80211_is_data_qos(__le16 fc)
356{
357 /*
358 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
359 * to check the one bit
360 */
361 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
362 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
363}
364
365/**
366 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
367 * @fc: frame control bytes in little-endian byteorder
368 */
369static inline int ieee80211_is_data_present(__le16 fc)
370{
371 /*
372 * mask with 0x40 and test that that bit is clear to only return true
373 * for the data-containing substypes.
374 */
375 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
376 cpu_to_le16(IEEE80211_FTYPE_DATA);
377}
378
379/**
380 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
381 * @fc: frame control bytes in little-endian byteorder
382 */
383static inline int ieee80211_is_assoc_req(__le16 fc)
384{
385 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
386 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
387}
388
389/**
390 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
391 * @fc: frame control bytes in little-endian byteorder
392 */
393static inline int ieee80211_is_assoc_resp(__le16 fc)
394{
395 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
396 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
397}
398
399/**
400 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
401 * @fc: frame control bytes in little-endian byteorder
402 */
403static inline int ieee80211_is_reassoc_req(__le16 fc)
404{
405 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
406 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
407}
408
409/**
410 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
411 * @fc: frame control bytes in little-endian byteorder
412 */
413static inline int ieee80211_is_reassoc_resp(__le16 fc)
414{
415 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
416 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
417}
418
419/**
420 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
421 * @fc: frame control bytes in little-endian byteorder
422 */
423static inline int ieee80211_is_probe_req(__le16 fc)
424{
425 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
426 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
427}
428
429/**
430 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
431 * @fc: frame control bytes in little-endian byteorder
432 */
433static inline int ieee80211_is_probe_resp(__le16 fc)
434{
435 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
436 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
437}
438
439/**
440 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
441 * @fc: frame control bytes in little-endian byteorder
442 */
443static inline int ieee80211_is_beacon(__le16 fc)
444{
445 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
446 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
447}
448
449/**
450 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
451 * @fc: frame control bytes in little-endian byteorder
452 */
453static inline int ieee80211_is_atim(__le16 fc)
454{
455 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
456 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
457}
458
459/**
460 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
461 * @fc: frame control bytes in little-endian byteorder
462 */
463static inline int ieee80211_is_disassoc(__le16 fc)
464{
465 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
466 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
467}
468
469/**
470 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
471 * @fc: frame control bytes in little-endian byteorder
472 */
473static inline int ieee80211_is_auth(__le16 fc)
474{
475 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
476 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
477}
478
479/**
480 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
481 * @fc: frame control bytes in little-endian byteorder
482 */
483static inline int ieee80211_is_deauth(__le16 fc)
484{
485 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
486 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
487}
488
489/**
490 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
491 * @fc: frame control bytes in little-endian byteorder
492 */
493static inline int ieee80211_is_action(__le16 fc)
494{
495 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
496 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
497}
498
499/**
500 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
501 * @fc: frame control bytes in little-endian byteorder
502 */
503static inline int ieee80211_is_back_req(__le16 fc)
504{
505 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
506 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
507}
508
509/**
510 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
511 * @fc: frame control bytes in little-endian byteorder
512 */
513static inline int ieee80211_is_back(__le16 fc)
514{
515 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
516 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
517}
518
519/**
520 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
521 * @fc: frame control bytes in little-endian byteorder
522 */
523static inline int ieee80211_is_pspoll(__le16 fc)
524{
525 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
526 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
527}
528
529/**
530 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
531 * @fc: frame control bytes in little-endian byteorder
532 */
533static inline int ieee80211_is_rts(__le16 fc)
534{
535 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
536 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
537}
538
539/**
540 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
541 * @fc: frame control bytes in little-endian byteorder
542 */
543static inline int ieee80211_is_cts(__le16 fc)
544{
545 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
546 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
547}
548
549/**
550 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
551 * @fc: frame control bytes in little-endian byteorder
552 */
553static inline int ieee80211_is_ack(__le16 fc)
554{
555 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
556 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
557}
558
559/**
560 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
561 * @fc: frame control bytes in little-endian byteorder
562 */
563static inline int ieee80211_is_cfend(__le16 fc)
564{
565 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
566 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
567}
568
569/**
570 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
571 * @fc: frame control bytes in little-endian byteorder
572 */
573static inline int ieee80211_is_cfendack(__le16 fc)
574{
575 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
576 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
577}
578
579/**
22403def 580 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
fd7c8a40
HH		 581 * @fc: frame control bytes in little-endian byteorder
582 */
583static inline int ieee80211_is_nullfunc(__le16 fc)
584{
585 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
586 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
587}
a9de8ce0 588
22403def
JB		 589/**
590 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
591 * @fc: frame control bytes in little-endian byteorder
592 */
593static inline int ieee80211_is_qos_nullfunc(__le16 fc)
594{
595 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
596 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
597}
598
b4ba544c
JB		 599/**
600 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
601 * @fc: frame control field in little-endian byteorder
602 */
603static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
604{
605 /* IEEE 802.11-2012, definition of "bufferable management frame";
606 * note that this ignores the IBSS special case. */
607 return ieee80211_is_mgmt(fc) &&
608 (ieee80211_is_action(fc) ||
609 ieee80211_is_disassoc(fc) ||
610 ieee80211_is_deauth(fc));
611}
612
8cb25e14
HS		 613/**
614 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
615 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
616 */
617static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
618{
619 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
620}
621
37c57989
LCC		 622struct ieee80211s_hdr {
623 u8 flags;
624 u8 ttl;
51ceddad 625 __le32 seqnum;
574e2af7
JP		 626 u8 eaddr1[ETH_ALEN];
627 u8 eaddr2[ETH_ALEN];
b8a31c9a 628} __packed __aligned(2);
37c57989 629
79617dee
Y		 630/* Mesh flags */
631#define MESH_FLAGS_AE_A4 0x1
632#define MESH_FLAGS_AE_A5_A6 0x2
e31a16d6 633#define MESH_FLAGS_AE 0x3
79617dee
Y		 634#define MESH_FLAGS_PS_DEEP 0x4
635
a69cc44f
CYY		 636/**
637 * enum ieee80211_preq_flags - mesh PREQ element flags
638 *
639 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
640 */
641enum ieee80211_preq_flags {
642 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
643};
644
645/**
646 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
647 *
648 * @IEEE80211_PREQ_TO_FLAG: target only subfield
649 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
650 */
651enum ieee80211_preq_target_flags {
652 IEEE80211_PREQ_TO_FLAG = 1<<0,
653 IEEE80211_PREQ_USN_FLAG = 1<<2,
654};
655
f2df3859
AK		 656/**
657 * struct ieee80211_quiet_ie
658 *
659 * This structure refers to "Quiet information element"
660 */
661struct ieee80211_quiet_ie {
662 u8 count;
663 u8 period;
664 __le16 duration;
665 __le16 offset;
598a5938 666} __packed;
f2df3859
AK		 667
668/**
669 * struct ieee80211_msrment_ie
670 *
671 * This structure refers to "Measurement Request/Report information element"
672 */
673struct ieee80211_msrment_ie {
674 u8 token;
675 u8 mode;
676 u8 type;
677 u8 request[0];
598a5938 678} __packed;
f2df3859
AK		 679
680/**
681 * struct ieee80211_channel_sw_ie
682 *
683 * This structure refers to "Channel Switch Announcement information element"
684 */
685struct ieee80211_channel_sw_ie {
686 u8 mode;
687 u8 new_ch_num;
688 u8 count;
598a5938 689} __packed;
37c57989 690
b4f286a1
JB		 691/**
692 * struct ieee80211_ext_chansw_ie
693 *
694 * This structure represents the "Extended Channel Switch Announcement element"
695 */
696struct ieee80211_ext_chansw_ie {
697 u8 mode;
698 u8 new_operating_class;
699 u8 new_ch_num;
700 u8 count;
701} __packed;
702
85220d71
JB		 703/**
704 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
705 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
706 * values here
707 * This structure represents the "Secondary Channel Offset element"
708 */
709struct ieee80211_sec_chan_offs_ie {
710 u8 sec_chan_offs;
711} __packed;
712
8f2535b9
CYY		 713/**
714 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
715 *
716 * This structure represents the "Mesh Channel Switch Paramters element"
717 */
718struct ieee80211_mesh_chansw_params_ie {
719 u8 mesh_ttl;
720 u8 mesh_flags;
721 __le16 mesh_reason;
722 __le16 mesh_pre_value;
723} __packed;
724
b2e506bf
JB		 725/**
726 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
727 */
728struct ieee80211_wide_bw_chansw_ie {
729 u8 new_channel_width;
730 u8 new_center_freq_seg0, new_center_freq_seg1;
731} __packed;
732
98f7dfd8
EG		 733/**
734 * struct ieee80211_tim
735 *
736 * This structure refers to "Traffic Indication Map information element"
737 */
738struct ieee80211_tim_ie {
739 u8 dtim_count;
740 u8 dtim_period;
741 u8 bitmap_ctrl;
742 /* variable size: 1 - 251 bytes */
e7ec86f5 743 u8 virtual_map[1];
598a5938 744} __packed;
98f7dfd8 745
136cfa28
RP		 746/**
747 * struct ieee80211_meshconf_ie
748 *
749 * This structure refers to "Mesh Configuration information element"
750 */
751struct ieee80211_meshconf_ie {
752 u8 meshconf_psel;
753 u8 meshconf_pmetric;
754 u8 meshconf_congest;
755 u8 meshconf_synch;
756 u8 meshconf_auth;
757 u8 meshconf_form;
758 u8 meshconf_cap;
598a5938 759} __packed;
136cfa28 760
65821635
MP		 761/**
762 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
763 *
764 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
765 * additional mesh peerings with other mesh STAs
766 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
767 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
768 * is ongoing
3f52b7e3
MP		 769 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
770 * neighbors in deep sleep mode
65821635
MP		 771 */
772enum mesh_config_capab_flags {
773 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
774 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
775 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
3f52b7e3 776 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
65821635
MP		 777};
778
8f2535b9
CYY		 779/**
780 * mesh channel switch parameters element's flag indicator
781 *
782 */
783#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
784#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
785#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
786
90a5e169
RP		 787/**
788 * struct ieee80211_rann_ie
789 *
790 * This structure refers to "Root Announcement information element"
791 */
792struct ieee80211_rann_ie {
793 u8 rann_flags;
794 u8 rann_hopcount;
795 u8 rann_ttl;
574e2af7 796 u8 rann_addr[ETH_ALEN];
292c41ac
CYY		 797 __le32 rann_seq;
798 __le32 rann_interval;
799 __le32 rann_metric;
598a5938 800} __packed;
90a5e169 801
5ee68e5b
JC		 802enum ieee80211_rann_flags {
803 RANN_FLAG_IS_GATE = 1 << 0,
804};
805
ec61cd63
JB		 806enum ieee80211_ht_chanwidth_values {
807 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
808 IEEE80211_HT_CHANWIDTH_ANY = 1,
809};
810
7bf9b9a0
JB		 811/**
812 * enum ieee80211_opmode_bits - VHT operating mode field bits
813 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
814 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
815 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
816 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
817 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
818 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
819 * (the NSS value is the value of this field + 1)
820 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
821 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
822 * using a beamforming steering matrix
823 */
824enum ieee80211_vht_opmode_bits {
825 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
826 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
827 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
828 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
829 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
830 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
831 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
832 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
833};
834
9dfd6ba3 835#define WLAN_SA_QUERY_TR_ID_LEN 2
fea14732 836
a9de8ce0
JB		 837struct ieee80211_mgmt {
838 __le16 frame_control;
839 __le16 duration;
574e2af7
JP		 840 u8 da[ETH_ALEN];
841 u8 sa[ETH_ALEN];
842 u8 bssid[ETH_ALEN];
a9de8ce0
JB		 843 __le16 seq_ctrl;
844 union {
845 struct {
846 __le16 auth_alg;
847 __le16 auth_transaction;
848 __le16 status_code;
849 /* possibly followed by Challenge text */
850 u8 variable[0];
598a5938 851 } __packed auth;
a9de8ce0
JB		 852 struct {
853 __le16 reason_code;
598a5938 854 } __packed deauth;
a9de8ce0
JB		 855 struct {
856 __le16 capab_info;
857 __le16 listen_interval;
858 /* followed by SSID and Supported rates */
859 u8 variable[0];
598a5938 860 } __packed assoc_req;
a9de8ce0
JB		 861 struct {
862 __le16 capab_info;
863 __le16 status_code;
864 __le16 aid;
865 /* followed by Supported rates */
866 u8 variable[0];
598a5938 867 } __packed assoc_resp, reassoc_resp;
a9de8ce0
JB		 868 struct {
869 __le16 capab_info;
870 __le16 listen_interval;
574e2af7 871 u8 current_ap[ETH_ALEN];
a9de8ce0
JB		 872 /* followed by SSID and Supported rates */
873 u8 variable[0];
598a5938 874 } __packed reassoc_req;
a9de8ce0
JB		 875 struct {
876 __le16 reason_code;
598a5938 877 } __packed disassoc;
a9de8ce0
JB		 878 struct {
879 __le64 timestamp;
880 __le16 beacon_int;
881 __le16 capab_info;
882 /* followed by some of SSID, Supported rates,
883 * FH Params, DS Params, CF Params, IBSS Params, TIM */
884 u8 variable[0];
598a5938 885 } __packed beacon;
a9de8ce0
JB		 886 struct {
887 /* only variable items: SSID, Supported rates */
888 u8 variable[0];
598a5938 889 } __packed probe_req;
a9de8ce0
JB		 890 struct {
891 __le64 timestamp;
892 __le16 beacon_int;
893 __le16 capab_info;
894 /* followed by some of SSID, Supported rates,
895 * FH Params, DS Params, CF Params, IBSS Params */
896 u8 variable[0];
598a5938 897 } __packed probe_resp;
a9de8ce0
JB		 898 struct {
899 u8 category;
900 union {
901 struct {
902 u8 action_code;
903 u8 dialog_token;
904 u8 status_code;
905 u8 variable[0];
598a5938 906 } __packed wme_action;
a9de8ce0
JB		 907 struct{
908 u8 action_code;
37799e52 909 u8 variable[0];
598a5938 910 } __packed chan_switch;
1b3a2e49
JB		 911 struct{
912 u8 action_code;
913 struct ieee80211_ext_chansw_ie data;
914 u8 variable[0];
915 } __packed ext_chan_switch;
f2df3859
AK		 916 struct{
917 u8 action_code;
918 u8 dialog_token;
919 u8 element_id;
920 u8 length;
921 struct ieee80211_msrment_ie msr_elem;
598a5938 922 } __packed measurement;
6b4e3241
RR		 923 struct{
924 u8 action_code;
925 u8 dialog_token;
926 __le16 capab;
927 __le16 timeout;
928 __le16 start_seq_num;
598a5938 929 } __packed addba_req;
6b4e3241
RR		 930 struct{
931 u8 action_code;
932 u8 dialog_token;
933 __le16 status;
934 __le16 capab;
935 __le16 timeout;
598a5938 936 } __packed addba_resp;
6b4e3241
RR		 937 struct{
938 u8 action_code;
939 __le16 params;
940 __le16 reason_code;
598a5938 941 } __packed delba;
6709a6d9
TP		 942 struct {
943 u8 action_code;
944 u8 variable[0];
598a5938 945 } __packed self_prot;
37c57989
LCC		 946 struct{
947 u8 action_code;
948 u8 variable[0];
598a5938 949 } __packed mesh_action;
fea14732
JM		 950 struct {
951 u8 action;
952 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
598a5938 953 } __packed sa_query;
0f78231b
JB		 954 struct {
955 u8 action;
956 u8 smps_control;
598a5938 957 } __packed ht_smps;
ec61cd63
JB		 958 struct {
959 u8 action_code;
960 u8 chanwidth;
961 } __packed ht_notify_cw;
dfe018bf
AN		 962 struct {
963 u8 action_code;
964 u8 dialog_token;
965 __le16 capability;
966 u8 variable[0];
967 } __packed tdls_discover_resp;
7bf9b9a0
JB		 968 struct {
969 u8 action_code;
970 u8 operating_mode;
971 } __packed vht_opmode_notif;
a9de8ce0 972 } u;
598a5938 973 } __packed action;
a9de8ce0 974 } u;
b8a31c9a 975} __packed __aligned(2);
a9de8ce0 976
c74d084f
CL		 977/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
978#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
979
44d414db
JB		 980/* mgmt header + 1 byte category code */
981#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
982
a9de8ce0 983
765cb46a
JM		 984/* Management MIC information element (IEEE 802.11w) */
985struct ieee80211_mmie {
986 u8 element_id;
987 u8 length;
988 __le16 key_id;
989 u8 sequence_number[6];
990 u8 mic[8];
598a5938 991} __packed;
765cb46a 992
0c28ec58
EP		 993struct ieee80211_vendor_ie {
994 u8 element_id;
995 u8 len;
996 u8 oui[3];
997 u8 oui_type;
998} __packed;
999
a9de8ce0
JB		 1000/* Control frames */
1001struct ieee80211_rts {
1002 __le16 frame_control;
1003 __le16 duration;
574e2af7
JP		 1004 u8 ra[ETH_ALEN];
1005 u8 ta[ETH_ALEN];
b8a31c9a 1006} __packed __aligned(2);
a9de8ce0
JB		 1007
1008struct ieee80211_cts {
1009 __le16 frame_control;
1010 __le16 duration;
574e2af7 1011 u8 ra[ETH_ALEN];
b8a31c9a 1012} __packed __aligned(2);
a9de8ce0 1013
fc6971d4
JM		 1014struct ieee80211_pspoll {
1015 __le16 frame_control;
1016 __le16 aid;
574e2af7
JP		 1017 u8 bssid[ETH_ALEN];
1018 u8 ta[ETH_ALEN];
b8a31c9a 1019} __packed __aligned(2);
fc6971d4 1020
dfe018bf
AN		 1021/* TDLS */
1022
1023/* Link-id information element */
1024struct ieee80211_tdls_lnkie {
1025 u8 ie_type; /* Link Identifier IE */
1026 u8 ie_len;
574e2af7
JP		 1027 u8 bssid[ETH_ALEN];
1028 u8 init_sta[ETH_ALEN];
1029 u8 resp_sta[ETH_ALEN];
dfe018bf
AN		 1030} __packed;
1031
1032struct ieee80211_tdls_data {
574e2af7
JP		 1033 u8 da[ETH_ALEN];
1034 u8 sa[ETH_ALEN];
dfe018bf
AN		 1035 __be16 ether_type;
1036 u8 payload_type;
1037 u8 category;
1038 u8 action_code;
1039 union {
1040 struct {
1041 u8 dialog_token;
1042 __le16 capability;
1043 u8 variable[0];
1044 } __packed setup_req;
1045 struct {
1046 __le16 status_code;
1047 u8 dialog_token;
1048 __le16 capability;
1049 u8 variable[0];
1050 } __packed setup_resp;
1051 struct {
1052 __le16 status_code;
1053 u8 dialog_token;
1054 u8 variable[0];
1055 } __packed setup_cfm;
1056 struct {
1057 __le16 reason_code;
1058 u8 variable[0];
1059 } __packed teardown;
1060 struct {
1061 u8 dialog_token;
1062 u8 variable[0];
1063 } __packed discover_req;
1064 } u;
1065} __packed;
1066
ba350fbc
AS		 1067/*
1068 * Peer-to-Peer IE attribute related definitions.
1069 */
1070/**
1071 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1072 */
1073enum ieee80211_p2p_attr_id {
1074 IEEE80211_P2P_ATTR_STATUS = 0,
1075 IEEE80211_P2P_ATTR_MINOR_REASON,
1076 IEEE80211_P2P_ATTR_CAPABILITY,
1077 IEEE80211_P2P_ATTR_DEVICE_ID,
1078 IEEE80211_P2P_ATTR_GO_INTENT,
1079 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1080 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1081 IEEE80211_P2P_ATTR_GROUP_BSSID,
1082 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1083 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1084 IEEE80211_P2P_ATTR_MANAGABILITY,
1085 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1086 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1087 IEEE80211_P2P_ATTR_DEVICE_INFO,
1088 IEEE80211_P2P_ATTR_GROUP_INFO,
1089 IEEE80211_P2P_ATTR_GROUP_ID,
1090 IEEE80211_P2P_ATTR_INTERFACE,
1091 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1092 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1093 /* 19 - 220: Reserved */
1094 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1095
1096 IEEE80211_P2P_ATTR_MAX
1097};
1098
19dde0bd
JD		 1099/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1100/* Typical max value used here */
1101#define IEEE80211_P2P_NOA_DESC_MAX 4
1102
1103struct ieee80211_p2p_noa_desc {
1104 u8 count;
1105 __le32 duration;
1106 __le32 interval;
1107 __le32 start_time;
1108} __packed;
1109
1110struct ieee80211_p2p_noa_attr {
1111 u8 index;
1112 u8 oppps_ctwindow;
1113 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1114} __packed;
1115
1116#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1117#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1118
6b4e3241
RR		 1119/**
1120 * struct ieee80211_bar - HT Block Ack Request
1121 *
1122 * This structure refers to "HT BlockAckReq" as
1123 * described in 802.11n draft section 7.2.1.7.1
1124 */
1125struct ieee80211_bar {
1126 __le16 frame_control;
1127 __le16 duration;
574e2af7
JP		 1128 __u8 ra[ETH_ALEN];
1129 __u8 ta[ETH_ALEN];
a8b47ea3
RR		 1130 __le16 control;
1131 __le16 start_seq_num;
598a5938 1132} __packed;
6b4e3241 1133
429a3805 1134/* 802.11 BAR control masks */
c1407b6c
HS		 1135#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1136#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1137#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1138#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1139#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
d9fe60de
JB		 1140
1141#define IEEE80211_HT_MCS_MASK_LEN 10
1142
1143/**
1144 * struct ieee80211_mcs_info - MCS information
1145 * @rx_mask: RX mask
9da3e068
LR		 1146 * @rx_highest: highest supported RX rate. If set represents
1147 * the highest supported RX data rate in units of 1 Mbps.
1148 * If this field is 0 this value should not be used to
1149 * consider the highest RX data rate supported.
d9fe60de
JB		 1150 * @tx_params: TX parameters
1151 */
1152struct ieee80211_mcs_info {
1153 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1154 __le16 rx_highest;
1155 u8 tx_params;
1156 u8 reserved[3];
598a5938 1157} __packed;
d9fe60de
JB		 1158
1159/* 802.11n HT capability MSC set */
1160#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1161#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1162#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1163/* value 0 == 1 stream etc */
1164#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1165#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1166#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1167#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1168
1169/*
1170 * 802.11n D5.0 20.3.5 / 20.6 says:
1171 * - indices 0 to 7 and 32 are single spatial stream
1172 * - 8 to 31 are multiple spatial streams using equal modulation
1173 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1174 * - remainder are multiple spatial streams using unequal modulation
1175 */
1176#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1177#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1178 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1179
6b4e3241
RR		 1180/**
1181 * struct ieee80211_ht_cap - HT capabilities
1182 *
d9fe60de
JB		 1183 * This structure is the "HT capabilities element" as
1184 * described in 802.11n D5.0 7.3.2.57
6b4e3241
RR		 1185 */
1186struct ieee80211_ht_cap {
1187 __le16 cap_info;
1188 u8 ampdu_params_info;
d9fe60de
JB		 1189
1190 /* 16 bytes MCS information */
1191 struct ieee80211_mcs_info mcs;
1192
6b4e3241
RR		 1193 __le16 extended_ht_cap_info;
1194 __le32 tx_BF_cap_info;
1195 u8 antenna_selection_info;
598a5938 1196} __packed;
6b4e3241 1197
d9fe60de
JB		 1198/* 802.11n HT capabilities masks (for cap_info) */
1199#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1200#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1201#define IEEE80211_HT_CAP_SM_PS 0x000C
0f78231b 1202#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
d9fe60de
JB		 1203#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1204#define IEEE80211_HT_CAP_SGI_20 0x0020
1205#define IEEE80211_HT_CAP_SGI_40 0x0040
1206#define IEEE80211_HT_CAP_TX_STBC 0x0080
1207#define IEEE80211_HT_CAP_RX_STBC 0x0300
f79d9bad 1208#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
d9fe60de
JB		 1209#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1210#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1211#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
9a418af5 1212#define IEEE80211_HT_CAP_RESERVED 0x2000
d9fe60de
JB		 1213#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1214#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1215
4dd365fd
BZ		 1216/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1217#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1218#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1219#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1220#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1221#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1222#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1223#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1224
d9fe60de
JB		 1225/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1226#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1227#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
0f78231b 1228#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
d9fe60de 1229
d1eba248
S		 1230/*
1231 * Maximum length of AMPDU that the STA can receive.
1232 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1233 */
1234enum ieee80211_max_ampdu_length_exp {
1235 IEEE80211_HT_MAX_AMPDU_8K = 0,
1236 IEEE80211_HT_MAX_AMPDU_16K = 1,
1237 IEEE80211_HT_MAX_AMPDU_32K = 2,
1238 IEEE80211_HT_MAX_AMPDU_64K = 3
1239};
1240
1241#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1242
1243/* Minimum MPDU start spacing */
1244enum ieee80211_min_mpdu_spacing {
1245 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1246 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1247 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1248 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1249 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1250 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1251 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1252 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1253};
1254
6b4e3241 1255/**
074d46d1 1256 * struct ieee80211_ht_operation - HT operation IE
6b4e3241 1257 *
074d46d1
JB		 1258 * This structure is the "HT operation element" as
1259 * described in 802.11n-2009 7.3.2.57
6b4e3241 1260 */
074d46d1
JB		 1261struct ieee80211_ht_operation {
1262 u8 primary_chan;
6b4e3241
RR		 1263 u8 ht_param;
1264 __le16 operation_mode;
1265 __le16 stbc_param;
1266 u8 basic_set[16];
598a5938 1267} __packed;
6b4e3241 1268
d9fe60de
JB		 1269/* for ht_param */
1270#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1271#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1272#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1273#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1274#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1275#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
d9fe60de
JB		 1276
1277/* for operation_mode */
1278#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1279#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1280#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1281#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1282#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1283#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1284#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1285
1286/* for stbc_param */
1287#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1288#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1289#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1290#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1291#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1292#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1293
a9de8ce0 1294
44d414db
JB		 1295/* block-ack parameters */
1296#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1297#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
8d661f1e 1298#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
44d414db
JB		 1299#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1300#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1301
1302/*
1303 * A-PMDU buffer sizes
1304 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1305 */
1306#define IEEE80211_MIN_AMPDU_BUF 0x8
1307#define IEEE80211_MAX_AMPDU_BUF 0x40
1308
1309
0f78231b 1310/* Spatial Multiplexing Power Save Modes (for capability) */
00c5ae2f
TW		 1311#define WLAN_HT_CAP_SM_PS_STATIC 0
1312#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1313#define WLAN_HT_CAP_SM_PS_INVALID 2
1314#define WLAN_HT_CAP_SM_PS_DISABLED 3
e53cfe0e 1315
0f78231b
JB		 1316/* for SM power control field lower two bits */
1317#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1318#define WLAN_HT_SMPS_CONTROL_STATIC 1
1319#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1320
ce0e1695
MP		 1321/**
1322 * struct ieee80211_vht_mcs_info - VHT MCS information
1323 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1324 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1325 * STA can receive. Rate expressed in units of 1 Mbps.
1326 * If this field is 0 this value should not be used to
1327 * consider the highest RX data rate supported.
7173a1fa 1328 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1329 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1330 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1331 * STA can transmit. Rate expressed in units of 1 Mbps.
1332 * If this field is 0 this value should not be used to
1333 * consider the highest TX data rate supported.
7173a1fa 1334 * The top 3 bits of this field are reserved.
ce0e1695
MP		 1335 */
1336struct ieee80211_vht_mcs_info {
1337 __le16 rx_mcs_map;
1338 __le16 rx_highest;
1339 __le16 tx_mcs_map;
1340 __le16 tx_highest;
1341} __packed;
1342
7173a1fa
JB		 1343/**
1344 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1345 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1346 * number of streams
1347 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1348 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1349 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1350 *
1351 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1352 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1353 * both split into 8 subfields by number of streams. These values indicate
1354 * which MCSes are supported for the number of streams the value appears
1355 * for.
1356 */
1357enum ieee80211_vht_mcs_support {
1358 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1359 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1360 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1361 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1362};
1363
d4950281
MP		 1364/**
1365 * struct ieee80211_vht_cap - VHT capabilities
1366 *
1367 * This structure is the "VHT capabilities element" as
1368 * described in 802.11ac D3.0 8.4.2.160
1369 * @vht_cap_info: VHT capability info
1370 * @supp_mcs: VHT MCS supported rates
1371 */
1372struct ieee80211_vht_cap {
1373 __le32 vht_cap_info;
1374 struct ieee80211_vht_mcs_info supp_mcs;
1375} __packed;
1376
f2d9d270
JB		 1377/**
1378 * enum ieee80211_vht_chanwidth - VHT channel width
1379 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1380 * determine the channel width (20 or 40 MHz)
1381 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1382 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1383 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1384 */
1385enum ieee80211_vht_chanwidth {
1386 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1387 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1388 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1389 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1390};
1391
d4950281
MP		 1392/**
1393 * struct ieee80211_vht_operation - VHT operation IE
1394 *
1395 * This structure is the "VHT operation element" as
1396 * described in 802.11ac D3.0 8.4.2.161
1397 * @chan_width: Operating channel width
1398 * @center_freq_seg1_idx: center freq segment 1 index
1399 * @center_freq_seg2_idx: center freq segment 2 index
1400 * @basic_mcs_set: VHT Basic MCS rate set
1401 */
1402struct ieee80211_vht_operation {
1403 u8 chan_width;
1404 u8 center_freq_seg1_idx;
1405 u8 center_freq_seg2_idx;
1406 __le16 basic_mcs_set;
1407} __packed;
1408
1409
ce0e1695 1410/* 802.11ac VHT Capabilities */
01331040
JB		 1411#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1412#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1413#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1414#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1415#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
0af83d3d 1416#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
01331040
JB		 1417#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1418#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1419#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1420#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1421#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1422#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1423#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1424#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
55d942f4 1425#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
01331040
JB		 1426#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1427#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
fbdd90ea
ES		 1428#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1429#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1430 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1431#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1432#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1433 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
01331040
JB		 1434#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1435#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1436#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1437#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1438#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1439#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1440 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1441#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1442#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1443#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1444#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
ce0e1695 1445
a9de8ce0
JB		 1446/* Authentication algorithms */
1447#define WLAN_AUTH_OPEN 0
1448#define WLAN_AUTH_SHARED_KEY 1
636a5d36 1449#define WLAN_AUTH_FT 2
cfdfa4d3 1450#define WLAN_AUTH_SAE 3
bb608e9d 1451#define WLAN_AUTH_LEAP 128
a9de8ce0
JB		 1452
1453#define WLAN_AUTH_CHALLENGE_LEN 128
1454
1455#define WLAN_CAPABILITY_ESS (1<<0)
1456#define WLAN_CAPABILITY_IBSS (1<<1)
0a35d36d 1457
333ba732
EP		 1458/*
1459 * A mesh STA sets the ESS and IBSS capability bits to zero.
1460 * however, this holds true for p2p probe responses (in the p2p_find
1461 * phase) as well.
1462 */
1463#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
0a35d36d
JC		 1464 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1465
a9de8ce0
JB		 1466#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1467#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1468#define WLAN_CAPABILITY_PRIVACY (1<<4)
1469#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1470#define WLAN_CAPABILITY_PBCC (1<<6)
1471#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
b6623486 1472
a9de8ce0
JB		 1473/* 802.11h */
1474#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1475#define WLAN_CAPABILITY_QOS (1<<9)
1476#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
0f6dfcee
VK		 1477#define WLAN_CAPABILITY_APSD (1<<11)
1478#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
a9de8ce0 1479#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
0f6dfcee
VK		 1480#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1481#define WLAN_CAPABILITY_IMM_BACK (1<<15)
b188148c
VK		 1482
1483/* DMG (60gHz) 802.11ad */
1484/* type - bits 0..1 */
0f6dfcee 1485#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
b188148c
VK		 1486#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1487#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1488#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1489
1490#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
0f6dfcee 1491#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
b188148c
VK		 1492#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1493#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1494
1495#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1496#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1497
b6623486
AK		 1498/* measurement */
1499#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1500#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1501#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1502
1503#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1504#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1505#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1506
5628221c
DD		 1507/* 802.11g ERP information element */
1508#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1509#define WLAN_ERP_USE_PROTECTION (1<<1)
1510#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1511
1512/* WLAN_ERP_BARKER_PREAMBLE values */
1513enum {
1514 WLAN_ERP_PREAMBLE_SHORT = 0,
1515 WLAN_ERP_PREAMBLE_LONG = 1,
1516};
1517
b188148c
VK		 1518/* Band ID, 802.11ad #8.4.1.45 */
1519enum {
1520 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1521 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1522 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1523 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1524 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1525 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1526};
1527
a9de8ce0
JB		 1528/* Status codes */
1529enum ieee80211_statuscode {
1530 WLAN_STATUS_SUCCESS = 0,
1531 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1532 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1533 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1534 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1535 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1536 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1537 WLAN_STATUS_CHALLENGE_FAIL = 15,
1538 WLAN_STATUS_AUTH_TIMEOUT = 16,
1539 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1540 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1541 /* 802.11b */
1542 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1543 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1544 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1545 /* 802.11h */
1546 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1547 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1548 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1549 /* 802.11g */
1550 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1551 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
63a5ab82
JM		 1552 /* 802.11w */
1553 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1554 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
a9de8ce0
JB		 1555 /* 802.11i */
1556 WLAN_STATUS_INVALID_IE = 40,
1557 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1558 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1559 WLAN_STATUS_INVALID_AKMP = 43,
1560 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1561 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1562 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
6b4e3241
RR		 1563 /* 802.11e */
1564 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1565 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1566 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1567 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1568 WLAN_STATUS_REQUEST_DECLINED = 37,
1569 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1570 WLAN_STATUS_CHANGE_TSPEC = 39,
1571 WLAN_STATUS_WAIT_TS_DELAY = 47,
1572 WLAN_STATUS_NO_DIRECT_LINK = 48,
1573 WLAN_STATUS_STA_NOT_PRESENT = 49,
1574 WLAN_STATUS_STA_NOT_QSTA = 50,
cfdfa4d3
S		 1575 /* 802.11s */
1576 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1577 WLAN_STATUS_FCG_NOT_SUPP = 78,
1578 WLAN_STATUS_STA_NO_TBTT = 78,
b188148c
VK		 1579 /* 802.11ad */
1580 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1581 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1582 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1583 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1584 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1585 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1586 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1587 WLAN_STATUS_REJECT_DSE_BAND = 96,
1588 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1589 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
a9de8ce0
JB		 1590};
1591
1592
1593/* Reason codes */
1594enum ieee80211_reasoncode {
1595 WLAN_REASON_UNSPECIFIED = 1,
1596 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1597 WLAN_REASON_DEAUTH_LEAVING = 3,
1598 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1599 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1600 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1601 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1602 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1603 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1604 /* 802.11h */
1605 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1606 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1607 /* 802.11i */
1608 WLAN_REASON_INVALID_IE = 13,
1609 WLAN_REASON_MIC_FAILURE = 14,
1610 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1611 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1612 WLAN_REASON_IE_DIFFERENT = 17,
1613 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1614 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1615 WLAN_REASON_INVALID_AKMP = 20,
1616 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1617 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1618 WLAN_REASON_IEEE8021X_FAILED = 23,
1619 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
6b4e3241
RR		 1620 /* 802.11e */
1621 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1622 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1623 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1624 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1625 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1626 WLAN_REASON_QSTA_NOT_USE = 37,
1627 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1628 WLAN_REASON_QSTA_TIMEOUT = 39,
1629 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
cfdfa4d3
S		 1630 /* 802.11s */
1631 WLAN_REASON_MESH_PEER_CANCELED = 52,
1632 WLAN_REASON_MESH_MAX_PEERS = 53,
1633 WLAN_REASON_MESH_CONFIG = 54,
1634 WLAN_REASON_MESH_CLOSE = 55,
1635 WLAN_REASON_MESH_MAX_RETRIES = 56,
1636 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1637 WLAN_REASON_MESH_INVALID_GTK = 58,
1638 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1639 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1640 WLAN_REASON_MESH_PATH_ERROR = 61,
1641 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1642 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1643 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1644 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1645 WLAN_REASON_MESH_CHAN = 66,
a9de8ce0
JB		 1646};
1647
1648
1649/* Information Element IDs */
1650enum ieee80211_eid {
1651 WLAN_EID_SSID = 0,
1652 WLAN_EID_SUPP_RATES = 1,
1653 WLAN_EID_FH_PARAMS = 2,
1654 WLAN_EID_DS_PARAMS = 3,
1655 WLAN_EID_CF_PARAMS = 4,
1656 WLAN_EID_TIM = 5,
1657 WLAN_EID_IBSS_PARAMS = 6,
1658 WLAN_EID_CHALLENGE = 16,
8e664fb3 1659
a9de8ce0
JB		 1660 WLAN_EID_COUNTRY = 7,
1661 WLAN_EID_HP_PARAMS = 8,
1662 WLAN_EID_HP_TABLE = 9,
1663 WLAN_EID_REQUEST = 10,
8e664fb3 1664
6b4e3241
RR		 1665 WLAN_EID_QBSS_LOAD = 11,
1666 WLAN_EID_EDCA_PARAM_SET = 12,
1667 WLAN_EID_TSPEC = 13,
1668 WLAN_EID_TCLAS = 14,
1669 WLAN_EID_SCHEDULE = 15,
1670 WLAN_EID_TS_DELAY = 43,
1671 WLAN_EID_TCLAS_PROCESSING = 44,
1672 WLAN_EID_QOS_CAPA = 46,
dfe018bf
AN		 1673 /* 802.11z */
1674 WLAN_EID_LINK_ID = 101,
cfdfa4d3
S		 1675 /* 802.11s */
1676 WLAN_EID_MESH_CONFIG = 113,
1677 WLAN_EID_MESH_ID = 114,
1678 WLAN_EID_LINK_METRIC_REPORT = 115,
1679 WLAN_EID_CONGESTION_NOTIFICATION = 116,
cfdfa4d3
S		 1680 WLAN_EID_PEER_MGMT = 117,
1681 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1682 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1683 WLAN_EID_BEACON_TIMING = 120,
1684 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1685 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1686 WLAN_EID_MCCAOP_ADVERT = 123,
1687 WLAN_EID_MCCAOP_TEARDOWN = 124,
1688 WLAN_EID_GANN = 125,
1689 WLAN_EID_RANN = 126,
1690 WLAN_EID_PREQ = 130,
1691 WLAN_EID_PREP = 131,
1692 WLAN_EID_PERR = 132,
1693 WLAN_EID_PXU = 137,
1694 WLAN_EID_PXUC = 138,
1695 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1696 WLAN_EID_MIC = 140,
8e664fb3 1697
a9de8ce0
JB		 1698 WLAN_EID_PWR_CONSTRAINT = 32,
1699 WLAN_EID_PWR_CAPABILITY = 33,
1700 WLAN_EID_TPC_REQUEST = 34,
1701 WLAN_EID_TPC_REPORT = 35,
1702 WLAN_EID_SUPPORTED_CHANNELS = 36,
1703 WLAN_EID_CHANNEL_SWITCH = 37,
1704 WLAN_EID_MEASURE_REQUEST = 38,
1705 WLAN_EID_MEASURE_REPORT = 39,
1706 WLAN_EID_QUIET = 40,
1707 WLAN_EID_IBSS_DFS = 41,
8e664fb3 1708
a9de8ce0
JB		 1709 WLAN_EID_ERP_INFO = 42,
1710 WLAN_EID_EXT_SUPP_RATES = 50,
8e664fb3 1711
6b4e3241 1712 WLAN_EID_HT_CAPABILITY = 45,
074d46d1 1713 WLAN_EID_HT_OPERATION = 61,
85220d71 1714 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
8e664fb3 1715
a9de8ce0 1716 WLAN_EID_RSN = 48,
8e664fb3 1717 WLAN_EID_MMIE = 76,
a9de8ce0 1718 WLAN_EID_VENDOR_SPECIFIC = 221,
8e664fb3
JB		 1719 WLAN_EID_QOS_PARAMETER = 222,
1720
1721 WLAN_EID_AP_CHAN_REPORT = 51,
1722 WLAN_EID_NEIGHBOR_REPORT = 52,
1723 WLAN_EID_RCPI = 53,
1724 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1725 WLAN_EID_ANTENNA_INFO = 64,
1726 WLAN_EID_RSNI = 65,
1727 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1728 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1729 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1730 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1731 WLAN_EID_MULTIPLE_BSSID = 71,
b7e8941b
AK		 1732 WLAN_EID_BSS_COEX_2040 = 72,
1733 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1734 WLAN_EID_EXT_CAPABILITY = 127,
8e664fb3
JB		 1735
1736 WLAN_EID_MOBILITY_DOMAIN = 54,
1737 WLAN_EID_FAST_BSS_TRANSITION = 55,
1738 WLAN_EID_TIMEOUT_INTERVAL = 56,
1739 WLAN_EID_RIC_DATA = 57,
1740 WLAN_EID_RIC_DESCRIPTOR = 75,
1741
1742 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1743 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1744 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
ce0e1695
MP		 1745
1746 WLAN_EID_VHT_CAPABILITY = 191,
1747 WLAN_EID_VHT_OPERATION = 192,
7bf9b9a0 1748 WLAN_EID_OPMODE_NOTIF = 199,
b2e506bf
JB		 1749 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1750 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
9e2bc79b
FZ		 1751 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1752 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1753 WLAN_EID_AID = 197,
1754 WLAN_EID_QUIET_CHANNEL = 198,
b188148c
VK		 1755
1756 /* 802.11ad */
1757 WLAN_EID_NON_TX_BSSID_CAP = 83,
1758 WLAN_EID_WAKEUP_SCHEDULE = 143,
1759 WLAN_EID_EXT_SCHEDULE = 144,
1760 WLAN_EID_STA_AVAILABILITY = 145,
1761 WLAN_EID_DMG_TSPEC = 146,
1762 WLAN_EID_DMG_AT = 147,
1763 WLAN_EID_DMG_CAP = 148,
1764 WLAN_EID_DMG_OPERATION = 151,
1765 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1766 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1767 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1768 WLAN_EID_AWAKE_WINDOW = 157,
1769 WLAN_EID_MULTI_BAND = 158,
1770 WLAN_EID_ADDBA_EXT = 159,
1771 WLAN_EID_NEXT_PCP_LIST = 160,
1772 WLAN_EID_PCP_HANDOVER = 161,
1773 WLAN_EID_DMG_LINK_MARGIN = 162,
1774 WLAN_EID_SWITCHING_STREAM = 163,
1775 WLAN_EID_SESSION_TRANSITION = 164,
1776 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1777 WLAN_EID_CLUSTER_REPORT = 166,
1778 WLAN_EID_RELAY_CAP = 167,
1779 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1780 WLAN_EID_BEAM_LINK_MAINT = 169,
1781 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1782 WLAN_EID_U_PID = 171,
1783 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1784 WLAN_EID_QUIET_PERIOD_REQ = 175,
1785 WLAN_EID_QUIET_PERIOD_RESP = 177,
1786 WLAN_EID_EPAC_POLICY = 182,
1787 WLAN_EID_CLISTER_TIME_OFF = 183,
1788 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
a9de8ce0
JB		 1789};
1790
6b4e3241
RR		 1791/* Action category code */
1792enum ieee80211_category {
1793 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1794 WLAN_CATEGORY_QOS = 1,
1795 WLAN_CATEGORY_DLS = 2,
1796 WLAN_CATEGORY_BACK = 3,
fb733336 1797 WLAN_CATEGORY_PUBLIC = 4,
528769cf 1798 WLAN_CATEGORY_HT = 7,
fea14732 1799 WLAN_CATEGORY_SA_QUERY = 8,
528769cf 1800 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
dfe018bf 1801 WLAN_CATEGORY_TDLS = 12,
cfdfa4d3
S		 1802 WLAN_CATEGORY_MESH_ACTION = 13,
1803 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1804 WLAN_CATEGORY_SELF_PROTECTED = 15,
b188148c 1805 WLAN_CATEGORY_DMG = 16,
6b4e3241 1806 WLAN_CATEGORY_WMM = 17,
b188148c
VK		 1807 WLAN_CATEGORY_FST = 18,
1808 WLAN_CATEGORY_UNPROT_DMG = 20,
7bf9b9a0 1809 WLAN_CATEGORY_VHT = 21,
528769cf
JM		 1810 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1811 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
6b4e3241
RR		 1812};
1813
f2df3859
AK		 1814/* SPECTRUM_MGMT action code */
1815enum ieee80211_spectrum_mgmt_actioncode {
1816 WLAN_ACTION_SPCT_MSR_REQ = 0,
1817 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1818 WLAN_ACTION_SPCT_TPC_REQ = 2,
1819 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1820 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1821};
1822
0f78231b
JB		 1823/* HT action codes */
1824enum ieee80211_ht_actioncode {
1825 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1826 WLAN_HT_ACTION_SMPS = 1,
1827 WLAN_HT_ACTION_PSMP = 2,
1828 WLAN_HT_ACTION_PCO_PHASE = 3,
1829 WLAN_HT_ACTION_CSI = 4,
1830 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1831 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1832 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1833};
1834
7bf9b9a0
JB		 1835/* VHT action codes */
1836enum ieee80211_vht_actioncode {
1837 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1838 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1839 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1840};
1841
6709a6d9
TP		 1842/* Self Protected Action codes */
1843enum ieee80211_self_protected_actioncode {
1844 WLAN_SP_RESERVED = 0,
1845 WLAN_SP_MESH_PEERING_OPEN = 1,
1846 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1847 WLAN_SP_MESH_PEERING_CLOSE = 3,
1848 WLAN_SP_MGK_INFORM = 4,
1849 WLAN_SP_MGK_ACK = 5,
1850};
1851
36c704fd
TP		 1852/* Mesh action codes */
1853enum ieee80211_mesh_actioncode {
1854 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1855 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1856 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1857 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1858 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1859 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1860 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1861 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1862 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1863 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1864 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1865};
1866
e31a16d6
ZY		 1867/* Security key length */
1868enum ieee80211_key_len {
1869 WLAN_KEY_LEN_WEP40 = 5,
1870 WLAN_KEY_LEN_WEP104 = 13,
1871 WLAN_KEY_LEN_CCMP = 16,
1872 WLAN_KEY_LEN_TKIP = 32,
8fc0fee0 1873 WLAN_KEY_LEN_AES_CMAC = 16,
28cb1749 1874 WLAN_KEY_LEN_SMS4 = 32,
e31a16d6
ZY		 1875};
1876
4325f6ca
JB		 1877#define IEEE80211_WEP_IV_LEN 4
1878#define IEEE80211_WEP_ICV_LEN 4
1879#define IEEE80211_CCMP_HDR_LEN 8
1880#define IEEE80211_CCMP_MIC_LEN 8
1881#define IEEE80211_CCMP_PN_LEN 6
1882#define IEEE80211_TKIP_IV_LEN 8
1883#define IEEE80211_TKIP_ICV_LEN 4
1884#define IEEE80211_CMAC_PN_LEN 6
1885
dfe018bf
AN		 1886/* Public action codes */
1887enum ieee80211_pub_actioncode {
1b3a2e49 1888 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
dfe018bf
AN		 1889 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1890};
1891
1892/* TDLS action codes */
1893enum ieee80211_tdls_actioncode {
1894 WLAN_TDLS_SETUP_REQUEST = 0,
1895 WLAN_TDLS_SETUP_RESPONSE = 1,
1896 WLAN_TDLS_SETUP_CONFIRM = 2,
1897 WLAN_TDLS_TEARDOWN = 3,
1898 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1899 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1900 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1901 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1902 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1903 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1904 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1905};
1906
dcb7a6ce
AP		 1907/* Interworking capabilities are set in 7th bit of 4th byte of the
1908 * @WLAN_EID_EXT_CAPABILITY information element
1909 */
1910#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
1911
dfe018bf
AN		 1912/*
1913 * TDLS capabililites to be enabled in the 5th byte of the
1914 * @WLAN_EID_EXT_CAPABILITY information element
1915 */
1916#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1917#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1918
c6f9d6c3 1919#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
852c0153 1920#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(7)
c6f9d6c3 1921
dfe018bf
AN		 1922/* TDLS specific payload type in the LLC/SNAP header */
1923#define WLAN_TDLS_SNAP_RFTYPE 0x2
1924
dbf498fb
JC		 1925/**
1926 * enum - mesh synchronization method identifier
1927 *
1928 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1929 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
a4f606ea 1930 * that will be specified in a vendor specific information element
dbf498fb
JC		 1931 */
1932enum {
1933 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1934 IEEE80211_SYNC_METHOD_VENDOR = 255,
1935};
1936
c80d545d
JC		 1937/**
1938 * enum - mesh path selection protocol identifier
1939 *
1940 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1941 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
a4f606ea 1942 * be specified in a vendor specific information element
c80d545d
JC		 1943 */
1944enum {
dcca1cfc 1945 IEEE80211_PATH_PROTOCOL_HWMP = 1,
c80d545d
JC		 1946 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1947};
1948
1949/**
1950 * enum - mesh path selection metric identifier
1951 *
1952 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1953 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
a4f606ea 1954 * specified in a vendor specific information element
c80d545d
JC		 1955 */
1956enum {
dcca1cfc 1957 IEEE80211_PATH_METRIC_AIRTIME = 1,
c80d545d
JC		 1958 IEEE80211_PATH_METRIC_VENDOR = 255,
1959};
1960
a69cc44f
CYY		 1961/**
1962 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1963 *
1964 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1965 *
1966 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1967 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1968 * this value
1969 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1970 * the proactive PREQ with proactive PREP subfield set to 0
1971 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1972 * supports the proactive PREQ with proactive PREP subfield set to 1
1973 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1974 * the proactive RANN
1975 */
1976enum ieee80211_root_mode_identifier {
1977 IEEE80211_ROOTMODE_NO_ROOT = 0,
1978 IEEE80211_ROOTMODE_ROOT = 1,
1979 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1980 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1981 IEEE80211_PROACTIVE_RANN = 4,
1982};
c80d545d 1983
3f2355cb
LR		 1984/*
1985 * IEEE 802.11-2007 7.3.2.9 Country information element
1986 *
1987 * Minimum length is 8 octets, ie len must be evenly
1988 * divisible by 2
1989 */
1990
1991/* Although the spec says 8 I'm seeing 6 in practice */
1992#define IEEE80211_COUNTRY_IE_MIN_LEN 6
1993
80751e2b
BZ		 1994/* The Country String field of the element shall be 3 octets in length */
1995#define IEEE80211_COUNTRY_STRING_LEN 3
1996
3f2355cb
LR		 1997/*
1998 * For regulatory extension stuff see IEEE 802.11-2007
1999 * Annex I (page 1141) and Annex J (page 1147). Also
2000 * review 7.3.2.9.
2001 *
2002 * When dot11RegulatoryClassesRequired is true and the
2003 * first_channel/reg_extension_id is >= 201 then the IE
2004 * compromises of the 'ext' struct represented below:
2005 *
2006 * - Regulatory extension ID - when generating IE this just needs
2007 * to be monotonically increasing for each triplet passed in
2008 * the IE
2009 * - Regulatory class - index into set of rules
2010 * - Coverage class - index into air propagation time (Table 7-27),
2011 * in microseconds, you can compute the air propagation time from
2012 * the index by multiplying by 3, so index 10 yields a propagation
2013 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2014 * yet. A value of 0 inicates air propagation of <= 1 us.
2015 *
2016 * See also Table I.2 for Emission limit sets and table
2017 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2018 * a reg_class to an emission limit set and behavior limit set.
2019 */
2020#define IEEE80211_COUNTRY_EXTENSION_ID 201
2021
2022/*
2023 * Channels numbers in the IE must be monotonically increasing
2024 * if dot11RegulatoryClassesRequired is not true.
2025 *
2026 * If dot11RegulatoryClassesRequired is true consecutive
2027 * subband triplets following a regulatory triplet shall
2028 * have monotonically increasing first_channel number fields.
2029 *
2030 * Channel numbers shall not overlap.
2031 *
2032 * Note that max_power is signed.
2033 */
2034struct ieee80211_country_ie_triplet {
2035 union {
2036 struct {
2037 u8 first_channel;
2038 u8 num_channels;
2039 s8 max_power;
598a5938 2040 } __packed chans;
3f2355cb
LR		 2041 struct {
2042 u8 reg_extension_id;
2043 u8 reg_class;
2044 u8 coverage_class;
598a5938 2045 } __packed ext;
3f2355cb 2046 };
598a5938 2047} __packed;
3f2355cb 2048
f797eb7e
JM		 2049enum ieee80211_timeout_interval_type {
2050 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2051 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2052 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2053};
2054
79ba1d89
JB		 2055/**
2056 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2057 * @type: type, see &enum ieee80211_timeout_interval_type
2058 * @value: timeout interval value
2059 */
2060struct ieee80211_timeout_interval_ie {
2061 u8 type;
2062 __le32 value;
2063} __packed;
2064
6b4e3241
RR		 2065/* BACK action code */
2066enum ieee80211_back_actioncode {
2067 WLAN_ACTION_ADDBA_REQ = 0,
2068 WLAN_ACTION_ADDBA_RESP = 1,
2069 WLAN_ACTION_DELBA = 2,
2070};
2071
07db2183
RR		 2072/* BACK (block-ack) parties */
2073enum ieee80211_back_parties {
2074 WLAN_BACK_RECIPIENT = 0,
2075 WLAN_BACK_INITIATOR = 1,
07db2183
RR		 2076};
2077
fea14732
JM		 2078/* SA Query action */
2079enum ieee80211_sa_query_action {
2080 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2081 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2082};
2083
2084
a9de8ce0
JB		 2085/* cipher suite selectors */
2086#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2087#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2088#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2089/* reserved: 0x000FAC03 */
2090#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2091#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
3cfcf6ac 2092#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
b188148c 2093#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
a9de8ce0 2094
c2e889a7
JM		 2095#define WLAN_CIPHER_SUITE_SMS4 0x00147201
2096
6a669e65
JB		 2097/* AKM suite selectors */
2098#define WLAN_AKM_SUITE_8021X 0x000FAC01
2099#define WLAN_AKM_SUITE_PSK 0x000FAC02
d437c86b
BZ		 2100#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2101#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2102#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2103#define WLAN_AKM_SUITE_SAE 0x000FAC08
cfdfa4d3 2104#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
6a669e65 2105
a9de8ce0
JB		 2106#define WLAN_MAX_KEY_LEN 32
2107
67fbb16b
SO		 2108#define WLAN_PMKID_LEN 16
2109
0c28ec58
EP		 2110#define WLAN_OUI_WFA 0x506f9a
2111#define WLAN_OUI_TYPE_WFA_P2P 9
535588e6
AP		 2112#define WLAN_OUI_MICROSOFT 0x0050f2
2113#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
c2ebea20
AP		 2114#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2115#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
0c28ec58 2116
856799d5
KV		 2117/*
2118 * WMM/802.11e Tspec Element
2119 */
2120#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2121#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2122
2123enum ieee80211_tspec_status_code {
2124 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2125 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2126};
2127
2128struct ieee80211_tspec_ie {
2129 u8 element_id;
2130 u8 len;
2131 u8 oui[3];
2132 u8 oui_type;
2133 u8 oui_subtype;
2134 u8 version;
2135 __le16 tsinfo;
2136 u8 tsinfo_resvd;
2137 __le16 nominal_msdu;
2138 __le16 max_msdu;
2139 __le32 min_service_int;
2140 __le32 max_service_int;
2141 __le32 inactivity_int;
2142 __le32 suspension_int;
2143 __le32 service_start_time;
2144 __le32 min_data_rate;
2145 __le32 mean_data_rate;
2146 __le32 peak_data_rate;
2147 __le32 max_burst_size;
2148 __le32 delay_bound;
2149 __le32 min_phy_rate;
2150 __le16 sba;
2151 __le16 medium_time;
2152} __packed;
2153
fd7c8a40
HH		 2154/**
2155 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2156 * @hdr: the frame
2157 *
2158 * The qos ctrl bytes come after the frame_control, duration, seq_num
2159 * and 3 or 4 addresses of length ETH_ALEN.
2160 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2161 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2162 */
2163static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2164{
2165 if (ieee80211_has_a4(hdr->frame_control))
2166 return (u8 *)hdr + 30;
2167 else
2168 return (u8 *)hdr + 24;
2169}
2170
f97df02e
JB		 2171/**
2172 * ieee80211_get_SA - get pointer to SA
fd7c8a40 2173 * @hdr: the frame
f97df02e
JB		 2174 *
2175 * Given an 802.11 frame, this function returns the offset
2176 * to the source address (SA). It does not verify that the
2177 * header is long enough to contain the address, and the
2178 * header must be long enough to contain the frame control
2179 * field.
f97df02e
JB		 2180 */
2181static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2182{
fd7c8a40 2183 if (ieee80211_has_a4(hdr->frame_control))
5a433b3a 2184 return hdr->addr4;
fd7c8a40
HH		 2185 if (ieee80211_has_fromds(hdr->frame_control))
2186 return hdr->addr3;
2187 return hdr->addr2;
f97df02e
JB		 2188}
2189
2190/**
2191 * ieee80211_get_DA - get pointer to DA
fd7c8a40 2192 * @hdr: the frame
f97df02e
JB		 2193 *
2194 * Given an 802.11 frame, this function returns the offset
2195 * to the destination address (DA). It does not verify that
2196 * the header is long enough to contain the address, and the
2197 * header must be long enough to contain the frame control
2198 * field.
f97df02e
JB		 2199 */
2200static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2201{
fd7c8a40 2202 if (ieee80211_has_tods(hdr->frame_control))
f97df02e 2203 return hdr->addr3;
5a433b3a
HH		 2204 else
2205 return hdr->addr1;
f97df02e
JB		 2206}
2207
fb733336 2208/**
d8ca16db 2209 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
fb733336
JM		 2210 * @hdr: the frame (buffer must include at least the first octet of payload)
2211 */
d8ca16db 2212static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
fb733336
JM		 2213{
2214 if (ieee80211_is_disassoc(hdr->frame_control) ||
2215 ieee80211_is_deauth(hdr->frame_control))
2216 return true;
2217
2218 if (ieee80211_is_action(hdr->frame_control)) {
2219 u8 *category;
2220
2221 /*
2222 * Action frames, excluding Public Action frames, are Robust
2223 * Management Frames. However, if we are looking at a Protected
2224 * frame, skip the check since the data may be encrypted and
2225 * the frame has already been found to be a Robust Management
2226 * Frame (by the other end).
2227 */
2228 if (ieee80211_has_protected(hdr->frame_control))
2229 return true;
2230 category = ((u8 *) hdr) + 24;
528769cf
JM		 2231 return *category != WLAN_CATEGORY_PUBLIC &&
2232 *category != WLAN_CATEGORY_HT &&
8f9cb77d 2233 *category != WLAN_CATEGORY_SELF_PROTECTED &&
528769cf 2234 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
fb733336
JM		 2235 }
2236
2237 return false;
2238}
2239
d8ca16db
JB		 2240/**
2241 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2242 * @skb: the skb containing the frame, length will be checked
2243 */
2244static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2245{
2246 if (skb->len < 25)
2247 return false;
2248 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2249}
2250
3df6eaea
JB		 2251/**
2252 * ieee80211_is_public_action - check if frame is a public action frame
2253 * @hdr: the frame
2254 * @len: length of the frame
2255 */
2256static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2257 size_t len)
2258{
2259 struct ieee80211_mgmt *mgmt = (void *)hdr;
2260
2261 if (len < IEEE80211_MIN_ACTION_SIZE)
2262 return false;
2263 if (!ieee80211_is_action(hdr->frame_control))
2264 return false;
2265 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2266}
2267
9ee677c2
DK		 2268/**
2269 * ieee80211_dsss_chan_to_freq - get channel center frequency
2270 * @channel: the DSSS channel
2271 *
2272 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
2273 * Ref IEEE 802.11-2007 section 15.6
2274 */
2275static inline int ieee80211_dsss_chan_to_freq(int channel)
2276{
2277 if ((channel > 0) && (channel < 14))
2278 return 2407 + (channel * 5);
2279 else if (channel == 14)
2280 return 2484;
2281 else
2282 return -1;
2283}
2284
2285/**
2286 * ieee80211_freq_to_dsss_chan - get channel
2287 * @freq: the frequency
2288 *
2289 * Convert frequency (MHz) to IEEE802.11 DSSS channel
2290 * Ref IEEE 802.11-2007 section 15.6
2291 *
2292 * This routine selects the channel with the closest center frequency.
2293 */
2294static inline int ieee80211_freq_to_dsss_chan(int freq)
2295{
2296 if ((freq >= 2410) && (freq < 2475))
2297 return (freq - 2405) / 5;
2298 else if ((freq >= 2482) && (freq < 2487))
2299 return 14;
2300 else
2301 return -1;
2302}
2303
10f644a4
JB		 2304/**
2305 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2306 * @tu: the TUs
2307 */
2308static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2309{
2310 return 1024 * tu;
2311}
2312
e7ec86f5
JB		 2313/**
2314 * ieee80211_check_tim - check if AID bit is set in TIM
2315 * @tim: the TIM IE
2316 * @tim_len: length of the TIM IE
2317 * @aid: the AID to look for
2318 */
4a3cb702 2319static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
e7ec86f5
JB		 2320 u8 tim_len, u16 aid)
2321{
2322 u8 mask;
2323 u8 index, indexn1, indexn2;
2324
2325 if (unlikely(!tim || tim_len < sizeof(*tim)))
2326 return false;
2327
2328 aid &= 0x3fff;
2329 index = aid / 8;
2330 mask = 1 << (aid & 7);
2331
2332 indexn1 = tim->bitmap_ctrl & 0xfe;
2333 indexn2 = tim_len + indexn1 - 4;
2334
2335 if (index < indexn1 || index > indexn2)
2336 return false;
2337
2338 index -= indexn1;
2339
2340 return !!(tim->virtual_map[index] & mask);
2341}
2342
e7f1935c
JB		 2343/* convert time units */
2344#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2345#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2346
9387b7ca 2347#endif /* LINUX_IEEE80211_H */
Linux 6.x block layer and io_uring tree(s)