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ieee80211: Define cipher suite selector for WPI-SMS4
[GitHub/mt8127/android_kernel_alcatel_ttab.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>
f97df02e 19#include <asm/byteorder.h>
a9de8ce0 20
3f46b29c
JB		 21/*
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
a9de8ce0
JB		 37#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
50
51#define IEEE80211_SCTL_FRAG 0x000F
52#define IEEE80211_SCTL_SEQ 0xFFF0
53
54#define IEEE80211_FTYPE_MGMT 0x0000
55#define IEEE80211_FTYPE_CTL 0x0004
56#define IEEE80211_FTYPE_DATA 0x0008
57
58/* management */
59#define IEEE80211_STYPE_ASSOC_REQ 0x0000
60#define IEEE80211_STYPE_ASSOC_RESP 0x0010
61#define IEEE80211_STYPE_REASSOC_REQ 0x0020
62#define IEEE80211_STYPE_REASSOC_RESP 0x0030
63#define IEEE80211_STYPE_PROBE_REQ 0x0040
64#define IEEE80211_STYPE_PROBE_RESP 0x0050
65#define IEEE80211_STYPE_BEACON 0x0080
66#define IEEE80211_STYPE_ATIM 0x0090
67#define IEEE80211_STYPE_DISASSOC 0x00A0
68#define IEEE80211_STYPE_AUTH 0x00B0
69#define IEEE80211_STYPE_DEAUTH 0x00C0
70#define IEEE80211_STYPE_ACTION 0x00D0
71
72/* control */
6b4e3241
RR		 73#define IEEE80211_STYPE_BACK_REQ 0x0080
74#define IEEE80211_STYPE_BACK 0x0090
a9de8ce0
JB		 75#define IEEE80211_STYPE_PSPOLL 0x00A0
76#define IEEE80211_STYPE_RTS 0x00B0
77#define IEEE80211_STYPE_CTS 0x00C0
78#define IEEE80211_STYPE_ACK 0x00D0
79#define IEEE80211_STYPE_CFEND 0x00E0
80#define IEEE80211_STYPE_CFENDACK 0x00F0
81
82/* data */
83#define IEEE80211_STYPE_DATA 0x0000
84#define IEEE80211_STYPE_DATA_CFACK 0x0010
85#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
86#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
87#define IEEE80211_STYPE_NULLFUNC 0x0040
88#define IEEE80211_STYPE_CFACK 0x0050
89#define IEEE80211_STYPE_CFPOLL 0x0060
90#define IEEE80211_STYPE_CFACKPOLL 0x0070
91#define IEEE80211_STYPE_QOS_DATA 0x0080
92#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
93#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
94#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
95#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
96#define IEEE80211_STYPE_QOS_CFACK 0x00D0
97#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
98#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
99
100
101/* miscellaneous IEEE 802.11 constants */
c237899d
MW		 102#define IEEE80211_MAX_FRAG_THRESHOLD 2352
103#define IEEE80211_MAX_RTS_THRESHOLD 2353
a9de8ce0
JB		 104#define IEEE80211_MAX_AID 2007
105#define IEEE80211_MAX_TIM_LEN 251
a9de8ce0
JB		 106/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
107 6.2.1.1.2.
108
c237899d
MW		 109 802.11e clarifies the figure in section 7.1.2. The frame body is
110 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
111#define IEEE80211_MAX_DATA_LEN 2304
112/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
113#define IEEE80211_MAX_FRAME_LEN 2352
a9de8ce0
JB		 114
115#define IEEE80211_MAX_SSID_LEN 32
1239cd58 116
37c57989 117#define IEEE80211_MAX_MESH_ID_LEN 32
1239cd58 118
fd7c8a40 119#define IEEE80211_QOS_CTL_LEN 2
04b7dcf9
JB		 120/* 1d tag mask */
121#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
122/* TID mask */
123#define IEEE80211_QOS_CTL_TID_MASK 0x000f
124/* EOSP */
125#define IEEE80211_QOS_CTL_EOSP 0x0010
126/* ACK policy */
127#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
128#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
129#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
130#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
131/* A-MSDU 802.11n */
132#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
2154c81c
JC		 133/* Mesh Control 802.11s */
134#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
a9de8ce0 135
ab13315a
KV		 136/* U-APSD queue for WMM IEs sent by AP */
137#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
44316cb1 138#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
ab13315a
KV		 139
140/* U-APSD queues for WMM IEs sent by STA */
141#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
142#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
143#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
144#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
145#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
146
147/* U-APSD max SP length for WMM IEs sent by STA */
148#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
149#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
150#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
151#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
152#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
153#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
154
d0dd2de0
AT		 155#define IEEE80211_HT_CTL_LEN 4
156
a9de8ce0
JB		 157struct ieee80211_hdr {
158 __le16 frame_control;
159 __le16 duration_id;
160 u8 addr1[6];
161 u8 addr2[6];
162 u8 addr3[6];
163 __le16 seq_ctrl;
164 u8 addr4[6];
165} __attribute__ ((packed));
166
7044cc56
KV		 167struct ieee80211_hdr_3addr {
168 __le16 frame_control;
169 __le16 duration_id;
170 u8 addr1[6];
171 u8 addr2[6];
172 u8 addr3[6];
173 __le16 seq_ctrl;
174} __attribute__ ((packed));
175
558a6669
KV		 176struct ieee80211_qos_hdr {
177 __le16 frame_control;
178 __le16 duration_id;
179 u8 addr1[6];
180 u8 addr2[6];
181 u8 addr3[6];
182 __le16 seq_ctrl;
183 __le16 qos_ctrl;
184} __attribute__ ((packed));
185
fd7c8a40
HH		 186/**
187 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
188 * @fc: frame control bytes in little-endian byteorder
189 */
190static inline int ieee80211_has_tods(__le16 fc)
191{
192 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
193}
194
195/**
196 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
197 * @fc: frame control bytes in little-endian byteorder
198 */
199static inline int ieee80211_has_fromds(__le16 fc)
200{
201 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
202}
203
204/**
205 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
206 * @fc: frame control bytes in little-endian byteorder
207 */
208static inline int ieee80211_has_a4(__le16 fc)
209{
210 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
211 return (fc & tmp) == tmp;
212}
213
214/**
215 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
216 * @fc: frame control bytes in little-endian byteorder
217 */
218static inline int ieee80211_has_morefrags(__le16 fc)
219{
220 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
221}
222
223/**
224 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
225 * @fc: frame control bytes in little-endian byteorder
226 */
227static inline int ieee80211_has_retry(__le16 fc)
228{
229 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
230}
231
232/**
233 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
234 * @fc: frame control bytes in little-endian byteorder
235 */
236static inline int ieee80211_has_pm(__le16 fc)
237{
238 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
239}
240
241/**
242 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
243 * @fc: frame control bytes in little-endian byteorder
244 */
245static inline int ieee80211_has_moredata(__le16 fc)
246{
247 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
248}
249
250/**
251 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
252 * @fc: frame control bytes in little-endian byteorder
253 */
254static inline int ieee80211_has_protected(__le16 fc)
255{
256 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
257}
258
259/**
260 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
261 * @fc: frame control bytes in little-endian byteorder
262 */
263static inline int ieee80211_has_order(__le16 fc)
264{
265 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
266}
267
268/**
269 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
270 * @fc: frame control bytes in little-endian byteorder
271 */
272static inline int ieee80211_is_mgmt(__le16 fc)
273{
274 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
275 cpu_to_le16(IEEE80211_FTYPE_MGMT);
276}
277
278/**
279 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
280 * @fc: frame control bytes in little-endian byteorder
281 */
282static inline int ieee80211_is_ctl(__le16 fc)
283{
284 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
285 cpu_to_le16(IEEE80211_FTYPE_CTL);
286}
287
288/**
289 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
290 * @fc: frame control bytes in little-endian byteorder
291 */
292static inline int ieee80211_is_data(__le16 fc)
293{
294 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
295 cpu_to_le16(IEEE80211_FTYPE_DATA);
296}
297
298/**
299 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
300 * @fc: frame control bytes in little-endian byteorder
301 */
302static inline int ieee80211_is_data_qos(__le16 fc)
303{
304 /*
305 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
306 * to check the one bit
307 */
308 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
309 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
310}
311
312/**
313 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
314 * @fc: frame control bytes in little-endian byteorder
315 */
316static inline int ieee80211_is_data_present(__le16 fc)
317{
318 /*
319 * mask with 0x40 and test that that bit is clear to only return true
320 * for the data-containing substypes.
321 */
322 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
323 cpu_to_le16(IEEE80211_FTYPE_DATA);
324}
325
326/**
327 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
328 * @fc: frame control bytes in little-endian byteorder
329 */
330static inline int ieee80211_is_assoc_req(__le16 fc)
331{
332 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
333 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
334}
335
336/**
337 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
338 * @fc: frame control bytes in little-endian byteorder
339 */
340static inline int ieee80211_is_assoc_resp(__le16 fc)
341{
342 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
343 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
344}
345
346/**
347 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
348 * @fc: frame control bytes in little-endian byteorder
349 */
350static inline int ieee80211_is_reassoc_req(__le16 fc)
351{
352 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
353 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
354}
355
356/**
357 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
358 * @fc: frame control bytes in little-endian byteorder
359 */
360static inline int ieee80211_is_reassoc_resp(__le16 fc)
361{
362 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
363 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
364}
365
366/**
367 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
368 * @fc: frame control bytes in little-endian byteorder
369 */
370static inline int ieee80211_is_probe_req(__le16 fc)
371{
372 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
373 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
374}
375
376/**
377 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
378 * @fc: frame control bytes in little-endian byteorder
379 */
380static inline int ieee80211_is_probe_resp(__le16 fc)
381{
382 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
383 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
384}
385
386/**
387 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
388 * @fc: frame control bytes in little-endian byteorder
389 */
390static inline int ieee80211_is_beacon(__le16 fc)
391{
392 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
393 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
394}
395
396/**
397 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
398 * @fc: frame control bytes in little-endian byteorder
399 */
400static inline int ieee80211_is_atim(__le16 fc)
401{
402 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
403 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
404}
405
406/**
407 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
408 * @fc: frame control bytes in little-endian byteorder
409 */
410static inline int ieee80211_is_disassoc(__le16 fc)
411{
412 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
413 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
414}
415
416/**
417 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
418 * @fc: frame control bytes in little-endian byteorder
419 */
420static inline int ieee80211_is_auth(__le16 fc)
421{
422 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
423 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
424}
425
426/**
427 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
428 * @fc: frame control bytes in little-endian byteorder
429 */
430static inline int ieee80211_is_deauth(__le16 fc)
431{
432 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
433 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
434}
435
436/**
437 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
438 * @fc: frame control bytes in little-endian byteorder
439 */
440static inline int ieee80211_is_action(__le16 fc)
441{
442 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
443 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
444}
445
446/**
447 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
448 * @fc: frame control bytes in little-endian byteorder
449 */
450static inline int ieee80211_is_back_req(__le16 fc)
451{
452 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
453 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
454}
455
456/**
457 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
458 * @fc: frame control bytes in little-endian byteorder
459 */
460static inline int ieee80211_is_back(__le16 fc)
461{
462 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
463 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
464}
465
466/**
467 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
468 * @fc: frame control bytes in little-endian byteorder
469 */
470static inline int ieee80211_is_pspoll(__le16 fc)
471{
472 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
473 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
474}
475
476/**
477 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
478 * @fc: frame control bytes in little-endian byteorder
479 */
480static inline int ieee80211_is_rts(__le16 fc)
481{
482 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
483 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
484}
485
486/**
487 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
488 * @fc: frame control bytes in little-endian byteorder
489 */
490static inline int ieee80211_is_cts(__le16 fc)
491{
492 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
493 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
494}
495
496/**
497 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
498 * @fc: frame control bytes in little-endian byteorder
499 */
500static inline int ieee80211_is_ack(__le16 fc)
501{
502 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
503 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
504}
505
506/**
507 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
508 * @fc: frame control bytes in little-endian byteorder
509 */
510static inline int ieee80211_is_cfend(__le16 fc)
511{
512 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
513 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
514}
515
516/**
517 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
518 * @fc: frame control bytes in little-endian byteorder
519 */
520static inline int ieee80211_is_cfendack(__le16 fc)
521{
522 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
523 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
524}
525
526/**
22403def 527 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
fd7c8a40
HH		 528 * @fc: frame control bytes in little-endian byteorder
529 */
530static inline int ieee80211_is_nullfunc(__le16 fc)
531{
532 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
533 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
534}
a9de8ce0 535
22403def
JB		 536/**
537 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
538 * @fc: frame control bytes in little-endian byteorder
539 */
540static inline int ieee80211_is_qos_nullfunc(__le16 fc)
541{
542 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
543 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
544}
545
37c57989
LCC		 546struct ieee80211s_hdr {
547 u8 flags;
548 u8 ttl;
51ceddad 549 __le32 seqnum;
37c57989
LCC		 550 u8 eaddr1[6];
551 u8 eaddr2[6];
37c57989
LCC		 552} __attribute__ ((packed));
553
79617dee
Y		 554/* Mesh flags */
555#define MESH_FLAGS_AE_A4 0x1
556#define MESH_FLAGS_AE_A5_A6 0x2
e31a16d6 557#define MESH_FLAGS_AE 0x3
79617dee
Y		 558#define MESH_FLAGS_PS_DEEP 0x4
559
f2df3859
AK		 560/**
561 * struct ieee80211_quiet_ie
562 *
563 * This structure refers to "Quiet information element"
564 */
565struct ieee80211_quiet_ie {
566 u8 count;
567 u8 period;
568 __le16 duration;
569 __le16 offset;
570} __attribute__ ((packed));
571
572/**
573 * struct ieee80211_msrment_ie
574 *
575 * This structure refers to "Measurement Request/Report information element"
576 */
577struct ieee80211_msrment_ie {
578 u8 token;
579 u8 mode;
580 u8 type;
581 u8 request[0];
582} __attribute__ ((packed));
583
584/**
585 * struct ieee80211_channel_sw_ie
586 *
587 * This structure refers to "Channel Switch Announcement information element"
588 */
589struct ieee80211_channel_sw_ie {
590 u8 mode;
591 u8 new_ch_num;
592 u8 count;
593} __attribute__ ((packed));
37c57989 594
98f7dfd8
EG		 595/**
596 * struct ieee80211_tim
597 *
598 * This structure refers to "Traffic Indication Map information element"
599 */
600struct ieee80211_tim_ie {
601 u8 dtim_count;
602 u8 dtim_period;
603 u8 bitmap_ctrl;
604 /* variable size: 1 - 251 bytes */
e7ec86f5 605 u8 virtual_map[1];
98f7dfd8
EG		 606} __attribute__ ((packed));
607
136cfa28
RP		 608/**
609 * struct ieee80211_meshconf_ie
610 *
611 * This structure refers to "Mesh Configuration information element"
612 */
613struct ieee80211_meshconf_ie {
614 u8 meshconf_psel;
615 u8 meshconf_pmetric;
616 u8 meshconf_congest;
617 u8 meshconf_synch;
618 u8 meshconf_auth;
619 u8 meshconf_form;
620 u8 meshconf_cap;
621} __attribute__ ((packed));
622
90a5e169
RP		 623/**
624 * struct ieee80211_rann_ie
625 *
626 * This structure refers to "Root Announcement information element"
627 */
628struct ieee80211_rann_ie {
629 u8 rann_flags;
630 u8 rann_hopcount;
631 u8 rann_ttl;
632 u8 rann_addr[6];
633 u32 rann_seq;
25d49e4d 634 u32 rann_interval;
90a5e169
RP		 635 u32 rann_metric;
636} __attribute__ ((packed));
637
5ee68e5b
JC		 638enum ieee80211_rann_flags {
639 RANN_FLAG_IS_GATE = 1 << 0,
640};
641
9dfd6ba3 642#define WLAN_SA_QUERY_TR_ID_LEN 2
fea14732 643
a9de8ce0
JB		 644struct ieee80211_mgmt {
645 __le16 frame_control;
646 __le16 duration;
647 u8 da[6];
648 u8 sa[6];
649 u8 bssid[6];
650 __le16 seq_ctrl;
651 union {
652 struct {
653 __le16 auth_alg;
654 __le16 auth_transaction;
655 __le16 status_code;
656 /* possibly followed by Challenge text */
657 u8 variable[0];
658 } __attribute__ ((packed)) auth;
659 struct {
660 __le16 reason_code;
661 } __attribute__ ((packed)) deauth;
662 struct {
663 __le16 capab_info;
664 __le16 listen_interval;
665 /* followed by SSID and Supported rates */
666 u8 variable[0];
667 } __attribute__ ((packed)) assoc_req;
668 struct {
669 __le16 capab_info;
670 __le16 status_code;
671 __le16 aid;
672 /* followed by Supported rates */
673 u8 variable[0];
674 } __attribute__ ((packed)) assoc_resp, reassoc_resp;
675 struct {
676 __le16 capab_info;
677 __le16 listen_interval;
678 u8 current_ap[6];
679 /* followed by SSID and Supported rates */
680 u8 variable[0];
681 } __attribute__ ((packed)) reassoc_req;
682 struct {
683 __le16 reason_code;
684 } __attribute__ ((packed)) disassoc;
685 struct {
686 __le64 timestamp;
687 __le16 beacon_int;
688 __le16 capab_info;
689 /* followed by some of SSID, Supported rates,
690 * FH Params, DS Params, CF Params, IBSS Params, TIM */
691 u8 variable[0];
692 } __attribute__ ((packed)) beacon;
693 struct {
694 /* only variable items: SSID, Supported rates */
695 u8 variable[0];
696 } __attribute__ ((packed)) probe_req;
697 struct {
698 __le64 timestamp;
699 __le16 beacon_int;
700 __le16 capab_info;
701 /* followed by some of SSID, Supported rates,
702 * FH Params, DS Params, CF Params, IBSS Params */
703 u8 variable[0];
704 } __attribute__ ((packed)) probe_resp;
705 struct {
706 u8 category;
707 union {
708 struct {
709 u8 action_code;
710 u8 dialog_token;
711 u8 status_code;
712 u8 variable[0];
713 } __attribute__ ((packed)) wme_action;
714 struct{
715 u8 action_code;
716 u8 element_id;
717 u8 length;
f2df3859 718 struct ieee80211_channel_sw_ie sw_elem;
a9de8ce0 719 } __attribute__((packed)) chan_switch;
f2df3859
AK		 720 struct{
721 u8 action_code;
722 u8 dialog_token;
723 u8 element_id;
724 u8 length;
725 struct ieee80211_msrment_ie msr_elem;
726 } __attribute__((packed)) measurement;
6b4e3241
RR		 727 struct{
728 u8 action_code;
729 u8 dialog_token;
730 __le16 capab;
731 __le16 timeout;
732 __le16 start_seq_num;
733 } __attribute__((packed)) addba_req;
734 struct{
735 u8 action_code;
736 u8 dialog_token;
737 __le16 status;
738 __le16 capab;
739 __le16 timeout;
740 } __attribute__((packed)) addba_resp;
741 struct{
742 u8 action_code;
743 __le16 params;
744 __le16 reason_code;
745 } __attribute__((packed)) delba;
6709a6d9
TP		 746 struct {
747 u8 action_code;
748 u8 variable[0];
749 } __attribute__((packed)) self_prot;
37c57989
LCC		 750 struct{
751 u8 action_code;
752 u8 variable[0];
753 } __attribute__((packed)) mesh_action;
fea14732
JM		 754 struct {
755 u8 action;
756 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
757 } __attribute__ ((packed)) sa_query;
0f78231b
JB		 758 struct {
759 u8 action;
760 u8 smps_control;
761 } __attribute__ ((packed)) ht_smps;
dfe018bf
AN		 762 struct {
763 u8 action_code;
764 u8 dialog_token;
765 __le16 capability;
766 u8 variable[0];
767 } __packed tdls_discover_resp;
a9de8ce0
JB		 768 } u;
769 } __attribute__ ((packed)) action;
770 } u;
771} __attribute__ ((packed));
772
c74d084f
CL		 773/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
774#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
775
44d414db
JB		 776/* mgmt header + 1 byte category code */
777#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
778
a9de8ce0 779
765cb46a
JM		 780/* Management MIC information element (IEEE 802.11w) */
781struct ieee80211_mmie {
782 u8 element_id;
783 u8 length;
784 __le16 key_id;
785 u8 sequence_number[6];
786 u8 mic[8];
787} __attribute__ ((packed));
788
0c28ec58
EP		 789struct ieee80211_vendor_ie {
790 u8 element_id;
791 u8 len;
792 u8 oui[3];
793 u8 oui_type;
794} __packed;
795
a9de8ce0
JB		 796/* Control frames */
797struct ieee80211_rts {
798 __le16 frame_control;
799 __le16 duration;
800 u8 ra[6];
801 u8 ta[6];
802} __attribute__ ((packed));
803
804struct ieee80211_cts {
805 __le16 frame_control;
806 __le16 duration;
807 u8 ra[6];
808} __attribute__ ((packed));
809
fc6971d4
JM		 810struct ieee80211_pspoll {
811 __le16 frame_control;
812 __le16 aid;
813 u8 bssid[6];
814 u8 ta[6];
815} __attribute__ ((packed));
816
dfe018bf
AN		 817/* TDLS */
818
819/* Link-id information element */
820struct ieee80211_tdls_lnkie {
821 u8 ie_type; /* Link Identifier IE */
822 u8 ie_len;
823 u8 bssid[6];
824 u8 init_sta[6];
825 u8 resp_sta[6];
826} __packed;
827
828struct ieee80211_tdls_data {
829 u8 da[6];
830 u8 sa[6];
831 __be16 ether_type;
832 u8 payload_type;
833 u8 category;
834 u8 action_code;
835 union {
836 struct {
837 u8 dialog_token;
838 __le16 capability;
839 u8 variable[0];
840 } __packed setup_req;
841 struct {
842 __le16 status_code;
843 u8 dialog_token;
844 __le16 capability;
845 u8 variable[0];
846 } __packed setup_resp;
847 struct {
848 __le16 status_code;
849 u8 dialog_token;
850 u8 variable[0];
851 } __packed setup_cfm;
852 struct {
853 __le16 reason_code;
854 u8 variable[0];
855 } __packed teardown;
856 struct {
857 u8 dialog_token;
858 u8 variable[0];
859 } __packed discover_req;
860 } u;
861} __packed;
862
6b4e3241
RR		 863/**
864 * struct ieee80211_bar - HT Block Ack Request
865 *
866 * This structure refers to "HT BlockAckReq" as
867 * described in 802.11n draft section 7.2.1.7.1
868 */
869struct ieee80211_bar {
870 __le16 frame_control;
871 __le16 duration;
872 __u8 ra[6];
873 __u8 ta[6];
a8b47ea3
RR		 874 __le16 control;
875 __le16 start_seq_num;
6b4e3241
RR		 876} __attribute__((packed));
877
429a3805 878/* 802.11 BAR control masks */
c1407b6c
HS		 879#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
880#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
881#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
882#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
883#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
d9fe60de
JB		 884
885#define IEEE80211_HT_MCS_MASK_LEN 10
886
887/**
888 * struct ieee80211_mcs_info - MCS information
889 * @rx_mask: RX mask
9da3e068
LR		 890 * @rx_highest: highest supported RX rate. If set represents
891 * the highest supported RX data rate in units of 1 Mbps.
892 * If this field is 0 this value should not be used to
893 * consider the highest RX data rate supported.
d9fe60de
JB		 894 * @tx_params: TX parameters
895 */
896struct ieee80211_mcs_info {
897 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
898 __le16 rx_highest;
899 u8 tx_params;
900 u8 reserved[3];
901} __attribute__((packed));
902
903/* 802.11n HT capability MSC set */
904#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
905#define IEEE80211_HT_MCS_TX_DEFINED 0x01
906#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
907/* value 0 == 1 stream etc */
908#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
909#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
910#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
911#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
912
913/*
914 * 802.11n D5.0 20.3.5 / 20.6 says:
915 * - indices 0 to 7 and 32 are single spatial stream
916 * - 8 to 31 are multiple spatial streams using equal modulation
917 * [8..15 for two streams, 16..23 for three and 24..31 for four]
918 * - remainder are multiple spatial streams using unequal modulation
919 */
920#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
921#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
922 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
923
6b4e3241
RR		 924/**
925 * struct ieee80211_ht_cap - HT capabilities
926 *
d9fe60de
JB		 927 * This structure is the "HT capabilities element" as
928 * described in 802.11n D5.0 7.3.2.57
6b4e3241
RR		 929 */
930struct ieee80211_ht_cap {
931 __le16 cap_info;
932 u8 ampdu_params_info;
d9fe60de
JB		 933
934 /* 16 bytes MCS information */
935 struct ieee80211_mcs_info mcs;
936
6b4e3241
RR		 937 __le16 extended_ht_cap_info;
938 __le32 tx_BF_cap_info;
939 u8 antenna_selection_info;
940} __attribute__ ((packed));
941
d9fe60de
JB		 942/* 802.11n HT capabilities masks (for cap_info) */
943#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
944#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
945#define IEEE80211_HT_CAP_SM_PS 0x000C
0f78231b 946#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
d9fe60de
JB		 947#define IEEE80211_HT_CAP_GRN_FLD 0x0010
948#define IEEE80211_HT_CAP_SGI_20 0x0020
949#define IEEE80211_HT_CAP_SGI_40 0x0040
950#define IEEE80211_HT_CAP_TX_STBC 0x0080
951#define IEEE80211_HT_CAP_RX_STBC 0x0300
f79d9bad 952#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
d9fe60de
JB		 953#define IEEE80211_HT_CAP_DELAY_BA 0x0400
954#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
955#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
9a418af5 956#define IEEE80211_HT_CAP_RESERVED 0x2000
d9fe60de
JB		 957#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
958#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
959
4dd365fd
BZ		 960/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
961#define IEEE80211_HT_EXT_CAP_PCO 0x0001
962#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
963#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
964#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
965#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
966#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
967#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
968
d9fe60de
JB		 969/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
970#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
971#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
0f78231b 972#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
d9fe60de 973
d1eba248
S		 974/*
975 * Maximum length of AMPDU that the STA can receive.
976 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
977 */
978enum ieee80211_max_ampdu_length_exp {
979 IEEE80211_HT_MAX_AMPDU_8K = 0,
980 IEEE80211_HT_MAX_AMPDU_16K = 1,
981 IEEE80211_HT_MAX_AMPDU_32K = 2,
982 IEEE80211_HT_MAX_AMPDU_64K = 3
983};
984
985#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
986
987/* Minimum MPDU start spacing */
988enum ieee80211_min_mpdu_spacing {
989 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
990 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
991 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
992 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
993 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
994 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
995 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
996 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
997};
998
6b4e3241 999/**
d9fe60de 1000 * struct ieee80211_ht_info - HT information
6b4e3241 1001 *
d9fe60de
JB		 1002 * This structure is the "HT information element" as
1003 * described in 802.11n D5.0 7.3.2.58
6b4e3241 1004 */
d9fe60de 1005struct ieee80211_ht_info {
6b4e3241
RR		 1006 u8 control_chan;
1007 u8 ht_param;
1008 __le16 operation_mode;
1009 __le16 stbc_param;
1010 u8 basic_set[16];
1011} __attribute__ ((packed));
1012
d9fe60de
JB		 1013/* for ht_param */
1014#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1015#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1016#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1017#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1018#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1019#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1020#define IEEE80211_HT_PARAM_SPSMP_SUPPORT 0x10
1021#define IEEE80211_HT_PARAM_SERV_INTERVAL_GRAN 0xE0
1022
1023/* for operation_mode */
1024#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1025#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1026#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1027#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1028#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1029#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1030#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1031
1032/* for stbc_param */
1033#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1034#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1035#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1036#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1037#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1038#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1039
a9de8ce0 1040
44d414db
JB		 1041/* block-ack parameters */
1042#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1043#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
8d661f1e 1044#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
44d414db
JB		 1045#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1046#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1047
1048/*
1049 * A-PMDU buffer sizes
1050 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1051 */
1052#define IEEE80211_MIN_AMPDU_BUF 0x8
1053#define IEEE80211_MAX_AMPDU_BUF 0x40
1054
1055
0f78231b 1056/* Spatial Multiplexing Power Save Modes (for capability) */
00c5ae2f
TW		 1057#define WLAN_HT_CAP_SM_PS_STATIC 0
1058#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1059#define WLAN_HT_CAP_SM_PS_INVALID 2
1060#define WLAN_HT_CAP_SM_PS_DISABLED 3
e53cfe0e 1061
0f78231b
JB		 1062/* for SM power control field lower two bits */
1063#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1064#define WLAN_HT_SMPS_CONTROL_STATIC 1
1065#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1066
a9de8ce0
JB		 1067/* Authentication algorithms */
1068#define WLAN_AUTH_OPEN 0
1069#define WLAN_AUTH_SHARED_KEY 1
636a5d36 1070#define WLAN_AUTH_FT 2
cfdfa4d3 1071#define WLAN_AUTH_SAE 3
bb608e9d 1072#define WLAN_AUTH_LEAP 128
a9de8ce0
JB		 1073
1074#define WLAN_AUTH_CHALLENGE_LEN 128
1075
1076#define WLAN_CAPABILITY_ESS (1<<0)
1077#define WLAN_CAPABILITY_IBSS (1<<1)
0a35d36d 1078
333ba732
EP		 1079/*
1080 * A mesh STA sets the ESS and IBSS capability bits to zero.
1081 * however, this holds true for p2p probe responses (in the p2p_find
1082 * phase) as well.
1083 */
1084#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
0a35d36d
JC		 1085 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1086
a9de8ce0
JB		 1087#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1088#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1089#define WLAN_CAPABILITY_PRIVACY (1<<4)
1090#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1091#define WLAN_CAPABILITY_PBCC (1<<6)
1092#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
b6623486 1093
a9de8ce0
JB		 1094/* 802.11h */
1095#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1096#define WLAN_CAPABILITY_QOS (1<<9)
1097#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1098#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
b6623486
AK		 1099/* measurement */
1100#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1101#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1102#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1103
1104#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1105#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1106#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1107
a9de8ce0 1108
5628221c
DD		 1109/* 802.11g ERP information element */
1110#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1111#define WLAN_ERP_USE_PROTECTION (1<<1)
1112#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1113
1114/* WLAN_ERP_BARKER_PREAMBLE values */
1115enum {
1116 WLAN_ERP_PREAMBLE_SHORT = 0,
1117 WLAN_ERP_PREAMBLE_LONG = 1,
1118};
1119
a9de8ce0
JB		 1120/* Status codes */
1121enum ieee80211_statuscode {
1122 WLAN_STATUS_SUCCESS = 0,
1123 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1124 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1125 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1126 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1127 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1128 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1129 WLAN_STATUS_CHALLENGE_FAIL = 15,
1130 WLAN_STATUS_AUTH_TIMEOUT = 16,
1131 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1132 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1133 /* 802.11b */
1134 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1135 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1136 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1137 /* 802.11h */
1138 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1139 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1140 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1141 /* 802.11g */
1142 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1143 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
63a5ab82
JM		 1144 /* 802.11w */
1145 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1146 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
a9de8ce0
JB		 1147 /* 802.11i */
1148 WLAN_STATUS_INVALID_IE = 40,
1149 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1150 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1151 WLAN_STATUS_INVALID_AKMP = 43,
1152 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1153 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1154 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
6b4e3241
RR		 1155 /* 802.11e */
1156 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1157 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1158 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1159 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1160 WLAN_STATUS_REQUEST_DECLINED = 37,
1161 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1162 WLAN_STATUS_CHANGE_TSPEC = 39,
1163 WLAN_STATUS_WAIT_TS_DELAY = 47,
1164 WLAN_STATUS_NO_DIRECT_LINK = 48,
1165 WLAN_STATUS_STA_NOT_PRESENT = 49,
1166 WLAN_STATUS_STA_NOT_QSTA = 50,
cfdfa4d3
S		 1167 /* 802.11s */
1168 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1169 WLAN_STATUS_FCG_NOT_SUPP = 78,
1170 WLAN_STATUS_STA_NO_TBTT = 78,
a9de8ce0
JB		 1171};
1172
1173
1174/* Reason codes */
1175enum ieee80211_reasoncode {
1176 WLAN_REASON_UNSPECIFIED = 1,
1177 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1178 WLAN_REASON_DEAUTH_LEAVING = 3,
1179 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1180 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1181 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1182 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1183 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1184 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1185 /* 802.11h */
1186 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1187 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1188 /* 802.11i */
1189 WLAN_REASON_INVALID_IE = 13,
1190 WLAN_REASON_MIC_FAILURE = 14,
1191 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1192 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1193 WLAN_REASON_IE_DIFFERENT = 17,
1194 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1195 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1196 WLAN_REASON_INVALID_AKMP = 20,
1197 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1198 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1199 WLAN_REASON_IEEE8021X_FAILED = 23,
1200 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
6b4e3241
RR		 1201 /* 802.11e */
1202 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1203 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1204 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1205 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1206 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1207 WLAN_REASON_QSTA_NOT_USE = 37,
1208 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1209 WLAN_REASON_QSTA_TIMEOUT = 39,
1210 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
cfdfa4d3
S		 1211 /* 802.11s */
1212 WLAN_REASON_MESH_PEER_CANCELED = 52,
1213 WLAN_REASON_MESH_MAX_PEERS = 53,
1214 WLAN_REASON_MESH_CONFIG = 54,
1215 WLAN_REASON_MESH_CLOSE = 55,
1216 WLAN_REASON_MESH_MAX_RETRIES = 56,
1217 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1218 WLAN_REASON_MESH_INVALID_GTK = 58,
1219 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1220 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1221 WLAN_REASON_MESH_PATH_ERROR = 61,
1222 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1223 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1224 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1225 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1226 WLAN_REASON_MESH_CHAN = 66,
a9de8ce0
JB		 1227};
1228
1229
1230/* Information Element IDs */
1231enum ieee80211_eid {
1232 WLAN_EID_SSID = 0,
1233 WLAN_EID_SUPP_RATES = 1,
1234 WLAN_EID_FH_PARAMS = 2,
1235 WLAN_EID_DS_PARAMS = 3,
1236 WLAN_EID_CF_PARAMS = 4,
1237 WLAN_EID_TIM = 5,
1238 WLAN_EID_IBSS_PARAMS = 6,
1239 WLAN_EID_CHALLENGE = 16,
8e664fb3 1240
a9de8ce0
JB		 1241 WLAN_EID_COUNTRY = 7,
1242 WLAN_EID_HP_PARAMS = 8,
1243 WLAN_EID_HP_TABLE = 9,
1244 WLAN_EID_REQUEST = 10,
8e664fb3 1245
6b4e3241
RR		 1246 WLAN_EID_QBSS_LOAD = 11,
1247 WLAN_EID_EDCA_PARAM_SET = 12,
1248 WLAN_EID_TSPEC = 13,
1249 WLAN_EID_TCLAS = 14,
1250 WLAN_EID_SCHEDULE = 15,
1251 WLAN_EID_TS_DELAY = 43,
1252 WLAN_EID_TCLAS_PROCESSING = 44,
1253 WLAN_EID_QOS_CAPA = 46,
dfe018bf
AN		 1254 /* 802.11z */
1255 WLAN_EID_LINK_ID = 101,
cfdfa4d3
S		 1256 /* 802.11s */
1257 WLAN_EID_MESH_CONFIG = 113,
1258 WLAN_EID_MESH_ID = 114,
1259 WLAN_EID_LINK_METRIC_REPORT = 115,
1260 WLAN_EID_CONGESTION_NOTIFICATION = 116,
cfdfa4d3
S		 1261 WLAN_EID_PEER_MGMT = 117,
1262 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1263 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1264 WLAN_EID_BEACON_TIMING = 120,
1265 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1266 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1267 WLAN_EID_MCCAOP_ADVERT = 123,
1268 WLAN_EID_MCCAOP_TEARDOWN = 124,
1269 WLAN_EID_GANN = 125,
1270 WLAN_EID_RANN = 126,
1271 WLAN_EID_PREQ = 130,
1272 WLAN_EID_PREP = 131,
1273 WLAN_EID_PERR = 132,
1274 WLAN_EID_PXU = 137,
1275 WLAN_EID_PXUC = 138,
1276 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1277 WLAN_EID_MIC = 140,
8e664fb3 1278
a9de8ce0
JB		 1279 WLAN_EID_PWR_CONSTRAINT = 32,
1280 WLAN_EID_PWR_CAPABILITY = 33,
1281 WLAN_EID_TPC_REQUEST = 34,
1282 WLAN_EID_TPC_REPORT = 35,
1283 WLAN_EID_SUPPORTED_CHANNELS = 36,
1284 WLAN_EID_CHANNEL_SWITCH = 37,
1285 WLAN_EID_MEASURE_REQUEST = 38,
1286 WLAN_EID_MEASURE_REPORT = 39,
1287 WLAN_EID_QUIET = 40,
1288 WLAN_EID_IBSS_DFS = 41,
8e664fb3 1289
a9de8ce0
JB		 1290 WLAN_EID_ERP_INFO = 42,
1291 WLAN_EID_EXT_SUPP_RATES = 50,
8e664fb3 1292
6b4e3241 1293 WLAN_EID_HT_CAPABILITY = 45,
d9fe60de 1294 WLAN_EID_HT_INFORMATION = 61,
8e664fb3 1295
a9de8ce0 1296 WLAN_EID_RSN = 48,
8e664fb3 1297 WLAN_EID_MMIE = 76,
a9de8ce0
JB		 1298 WLAN_EID_WPA = 221,
1299 WLAN_EID_GENERIC = 221,
1300 WLAN_EID_VENDOR_SPECIFIC = 221,
8e664fb3
JB		 1301 WLAN_EID_QOS_PARAMETER = 222,
1302
1303 WLAN_EID_AP_CHAN_REPORT = 51,
1304 WLAN_EID_NEIGHBOR_REPORT = 52,
1305 WLAN_EID_RCPI = 53,
1306 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1307 WLAN_EID_ANTENNA_INFO = 64,
1308 WLAN_EID_RSNI = 65,
1309 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1310 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1311 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1312 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1313 WLAN_EID_MULTIPLE_BSSID = 71,
b7e8941b
AK		 1314 WLAN_EID_BSS_COEX_2040 = 72,
1315 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1316 WLAN_EID_EXT_CAPABILITY = 127,
8e664fb3
JB		 1317
1318 WLAN_EID_MOBILITY_DOMAIN = 54,
1319 WLAN_EID_FAST_BSS_TRANSITION = 55,
1320 WLAN_EID_TIMEOUT_INTERVAL = 56,
1321 WLAN_EID_RIC_DATA = 57,
1322 WLAN_EID_RIC_DESCRIPTOR = 75,
1323
1324 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1325 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1326 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
a9de8ce0
JB		 1327};
1328
6b4e3241
RR		 1329/* Action category code */
1330enum ieee80211_category {
1331 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1332 WLAN_CATEGORY_QOS = 1,
1333 WLAN_CATEGORY_DLS = 2,
1334 WLAN_CATEGORY_BACK = 3,
fb733336 1335 WLAN_CATEGORY_PUBLIC = 4,
528769cf 1336 WLAN_CATEGORY_HT = 7,
fea14732 1337 WLAN_CATEGORY_SA_QUERY = 8,
528769cf 1338 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
dfe018bf 1339 WLAN_CATEGORY_TDLS = 12,
cfdfa4d3
S		 1340 WLAN_CATEGORY_MESH_ACTION = 13,
1341 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1342 WLAN_CATEGORY_SELF_PROTECTED = 15,
6b4e3241 1343 WLAN_CATEGORY_WMM = 17,
528769cf
JM		 1344 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1345 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
6b4e3241
RR		 1346};
1347
f2df3859
AK		 1348/* SPECTRUM_MGMT action code */
1349enum ieee80211_spectrum_mgmt_actioncode {
1350 WLAN_ACTION_SPCT_MSR_REQ = 0,
1351 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1352 WLAN_ACTION_SPCT_TPC_REQ = 2,
1353 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1354 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1355};
1356
0f78231b
JB		 1357/* HT action codes */
1358enum ieee80211_ht_actioncode {
1359 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1360 WLAN_HT_ACTION_SMPS = 1,
1361 WLAN_HT_ACTION_PSMP = 2,
1362 WLAN_HT_ACTION_PCO_PHASE = 3,
1363 WLAN_HT_ACTION_CSI = 4,
1364 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1365 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1366 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1367};
1368
6709a6d9
TP		 1369/* Self Protected Action codes */
1370enum ieee80211_self_protected_actioncode {
1371 WLAN_SP_RESERVED = 0,
1372 WLAN_SP_MESH_PEERING_OPEN = 1,
1373 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1374 WLAN_SP_MESH_PEERING_CLOSE = 3,
1375 WLAN_SP_MGK_INFORM = 4,
1376 WLAN_SP_MGK_ACK = 5,
1377};
1378
36c704fd
TP		 1379/* Mesh action codes */
1380enum ieee80211_mesh_actioncode {
1381 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1382 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1383 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1384 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1385 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1386 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1387 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1388 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1389 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1390 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1391 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1392};
1393
e31a16d6
ZY		 1394/* Security key length */
1395enum ieee80211_key_len {
1396 WLAN_KEY_LEN_WEP40 = 5,
1397 WLAN_KEY_LEN_WEP104 = 13,
1398 WLAN_KEY_LEN_CCMP = 16,
1399 WLAN_KEY_LEN_TKIP = 32,
8fc0fee0 1400 WLAN_KEY_LEN_AES_CMAC = 16,
e31a16d6
ZY		 1401};
1402
dfe018bf
AN		 1403/* Public action codes */
1404enum ieee80211_pub_actioncode {
1405 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1406};
1407
1408/* TDLS action codes */
1409enum ieee80211_tdls_actioncode {
1410 WLAN_TDLS_SETUP_REQUEST = 0,
1411 WLAN_TDLS_SETUP_RESPONSE = 1,
1412 WLAN_TDLS_SETUP_CONFIRM = 2,
1413 WLAN_TDLS_TEARDOWN = 3,
1414 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1415 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1416 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1417 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1418 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1419 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1420 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1421};
1422
1423/*
1424 * TDLS capabililites to be enabled in the 5th byte of the
1425 * @WLAN_EID_EXT_CAPABILITY information element
1426 */
1427#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1428#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1429
1430/* TDLS specific payload type in the LLC/SNAP header */
1431#define WLAN_TDLS_SNAP_RFTYPE 0x2
1432
c80d545d
JC		 1433/**
1434 * enum - mesh path selection protocol identifier
1435 *
1436 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1437 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
1438 * be specified in a vendor specific information element
1439 */
1440enum {
1441 IEEE80211_PATH_PROTOCOL_HWMP = 0,
1442 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1443};
1444
1445/**
1446 * enum - mesh path selection metric identifier
1447 *
1448 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1449 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
1450 * specified in a vendor specific information element
1451 */
1452enum {
1453 IEEE80211_PATH_METRIC_AIRTIME = 0,
1454 IEEE80211_PATH_METRIC_VENDOR = 255,
1455};
1456
1457
3f2355cb
LR		 1458/*
1459 * IEEE 802.11-2007 7.3.2.9 Country information element
1460 *
1461 * Minimum length is 8 octets, ie len must be evenly
1462 * divisible by 2
1463 */
1464
1465/* Although the spec says 8 I'm seeing 6 in practice */
1466#define IEEE80211_COUNTRY_IE_MIN_LEN 6
1467
80751e2b
BZ		 1468/* The Country String field of the element shall be 3 octets in length */
1469#define IEEE80211_COUNTRY_STRING_LEN 3
1470
3f2355cb
LR		 1471/*
1472 * For regulatory extension stuff see IEEE 802.11-2007
1473 * Annex I (page 1141) and Annex J (page 1147). Also
1474 * review 7.3.2.9.
1475 *
1476 * When dot11RegulatoryClassesRequired is true and the
1477 * first_channel/reg_extension_id is >= 201 then the IE
1478 * compromises of the 'ext' struct represented below:
1479 *
1480 * - Regulatory extension ID - when generating IE this just needs
1481 * to be monotonically increasing for each triplet passed in
1482 * the IE
1483 * - Regulatory class - index into set of rules
1484 * - Coverage class - index into air propagation time (Table 7-27),
1485 * in microseconds, you can compute the air propagation time from
1486 * the index by multiplying by 3, so index 10 yields a propagation
1487 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1488 * yet. A value of 0 inicates air propagation of <= 1 us.
1489 *
1490 * See also Table I.2 for Emission limit sets and table
1491 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1492 * a reg_class to an emission limit set and behavior limit set.
1493 */
1494#define IEEE80211_COUNTRY_EXTENSION_ID 201
1495
1496/*
1497 * Channels numbers in the IE must be monotonically increasing
1498 * if dot11RegulatoryClassesRequired is not true.
1499 *
1500 * If dot11RegulatoryClassesRequired is true consecutive
1501 * subband triplets following a regulatory triplet shall
1502 * have monotonically increasing first_channel number fields.
1503 *
1504 * Channel numbers shall not overlap.
1505 *
1506 * Note that max_power is signed.
1507 */
1508struct ieee80211_country_ie_triplet {
1509 union {
1510 struct {
1511 u8 first_channel;
1512 u8 num_channels;
1513 s8 max_power;
1514 } __attribute__ ((packed)) chans;
1515 struct {
1516 u8 reg_extension_id;
1517 u8 reg_class;
1518 u8 coverage_class;
1519 } __attribute__ ((packed)) ext;
1520 };
1521} __attribute__ ((packed));
1522
f797eb7e
JM		 1523enum ieee80211_timeout_interval_type {
1524 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1525 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1526 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1527};
1528
6b4e3241
RR		 1529/* BACK action code */
1530enum ieee80211_back_actioncode {
1531 WLAN_ACTION_ADDBA_REQ = 0,
1532 WLAN_ACTION_ADDBA_RESP = 1,
1533 WLAN_ACTION_DELBA = 2,
1534};
1535
07db2183
RR		 1536/* BACK (block-ack) parties */
1537enum ieee80211_back_parties {
1538 WLAN_BACK_RECIPIENT = 0,
1539 WLAN_BACK_INITIATOR = 1,
07db2183
RR		 1540};
1541
fea14732
JM		 1542/* SA Query action */
1543enum ieee80211_sa_query_action {
1544 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1545 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1546};
1547
1548
a9de8ce0
JB		 1549/* cipher suite selectors */
1550#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1551#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1552#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1553/* reserved: 0x000FAC03 */
1554#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1555#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
3cfcf6ac 1556#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
a9de8ce0 1557
c2e889a7
JM		 1558#define WLAN_CIPHER_SUITE_SMS4 0x00147201
1559
6a669e65
JB		 1560/* AKM suite selectors */
1561#define WLAN_AKM_SUITE_8021X 0x000FAC01
1562#define WLAN_AKM_SUITE_PSK 0x000FAC02
cfdfa4d3
S		 1563#define WLAN_AKM_SUITE_SAE 0x000FAC08
1564#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
6a669e65 1565
a9de8ce0
JB		 1566#define WLAN_MAX_KEY_LEN 32
1567
67fbb16b
SO		 1568#define WLAN_PMKID_LEN 16
1569
0c28ec58
EP		 1570#define WLAN_OUI_WFA 0x506f9a
1571#define WLAN_OUI_TYPE_WFA_P2P 9
1572
856799d5
KV		 1573/*
1574 * WMM/802.11e Tspec Element
1575 */
1576#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
1577#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
1578
1579enum ieee80211_tspec_status_code {
1580 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
1581 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
1582};
1583
1584struct ieee80211_tspec_ie {
1585 u8 element_id;
1586 u8 len;
1587 u8 oui[3];
1588 u8 oui_type;
1589 u8 oui_subtype;
1590 u8 version;
1591 __le16 tsinfo;
1592 u8 tsinfo_resvd;
1593 __le16 nominal_msdu;
1594 __le16 max_msdu;
1595 __le32 min_service_int;
1596 __le32 max_service_int;
1597 __le32 inactivity_int;
1598 __le32 suspension_int;
1599 __le32 service_start_time;
1600 __le32 min_data_rate;
1601 __le32 mean_data_rate;
1602 __le32 peak_data_rate;
1603 __le32 max_burst_size;
1604 __le32 delay_bound;
1605 __le32 min_phy_rate;
1606 __le16 sba;
1607 __le16 medium_time;
1608} __packed;
1609
fd7c8a40
HH		 1610/**
1611 * ieee80211_get_qos_ctl - get pointer to qos control bytes
1612 * @hdr: the frame
1613 *
1614 * The qos ctrl bytes come after the frame_control, duration, seq_num
1615 * and 3 or 4 addresses of length ETH_ALEN.
1616 * 3 addr: 2 + 2 + 2 + 3*6 = 24
1617 * 4 addr: 2 + 2 + 2 + 4*6 = 30
1618 */
1619static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
1620{
1621 if (ieee80211_has_a4(hdr->frame_control))
1622 return (u8 *)hdr + 30;
1623 else
1624 return (u8 *)hdr + 24;
1625}
1626
f97df02e
JB		 1627/**
1628 * ieee80211_get_SA - get pointer to SA
fd7c8a40 1629 * @hdr: the frame
f97df02e
JB		 1630 *
1631 * Given an 802.11 frame, this function returns the offset
1632 * to the source address (SA). It does not verify that the
1633 * header is long enough to contain the address, and the
1634 * header must be long enough to contain the frame control
1635 * field.
f97df02e
JB		 1636 */
1637static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
1638{
fd7c8a40 1639 if (ieee80211_has_a4(hdr->frame_control))
5a433b3a 1640 return hdr->addr4;
fd7c8a40
HH		 1641 if (ieee80211_has_fromds(hdr->frame_control))
1642 return hdr->addr3;
1643 return hdr->addr2;
f97df02e
JB		 1644}
1645
1646/**
1647 * ieee80211_get_DA - get pointer to DA
fd7c8a40 1648 * @hdr: the frame
f97df02e
JB		 1649 *
1650 * Given an 802.11 frame, this function returns the offset
1651 * to the destination address (DA). It does not verify that
1652 * the header is long enough to contain the address, and the
1653 * header must be long enough to contain the frame control
1654 * field.
f97df02e
JB		 1655 */
1656static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
1657{
fd7c8a40 1658 if (ieee80211_has_tods(hdr->frame_control))
f97df02e 1659 return hdr->addr3;
5a433b3a
HH		 1660 else
1661 return hdr->addr1;
f97df02e
JB		 1662}
1663
fb733336
JM		 1664/**
1665 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
1666 * @hdr: the frame (buffer must include at least the first octet of payload)
1667 */
1668static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
1669{
1670 if (ieee80211_is_disassoc(hdr->frame_control) ||
1671 ieee80211_is_deauth(hdr->frame_control))
1672 return true;
1673
1674 if (ieee80211_is_action(hdr->frame_control)) {
1675 u8 *category;
1676
1677 /*
1678 * Action frames, excluding Public Action frames, are Robust
1679 * Management Frames. However, if we are looking at a Protected
1680 * frame, skip the check since the data may be encrypted and
1681 * the frame has already been found to be a Robust Management
1682 * Frame (by the other end).
1683 */
1684 if (ieee80211_has_protected(hdr->frame_control))
1685 return true;
1686 category = ((u8 *) hdr) + 24;
528769cf
JM		 1687 return *category != WLAN_CATEGORY_PUBLIC &&
1688 *category != WLAN_CATEGORY_HT &&
8f9cb77d 1689 *category != WLAN_CATEGORY_SELF_PROTECTED &&
528769cf 1690 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
fb733336
JM		 1691 }
1692
1693 return false;
1694}
1695
9ee677c2
DK		 1696/**
1697 * ieee80211_fhss_chan_to_freq - get channel frequency
1698 * @channel: the FHSS channel
1699 *
1700 * Convert IEEE802.11 FHSS channel to frequency (MHz)
1701 * Ref IEEE 802.11-2007 section 14.6
1702 */
1703static inline int ieee80211_fhss_chan_to_freq(int channel)
1704{
1705 if ((channel > 1) && (channel < 96))
1706 return channel + 2400;
1707 else
1708 return -1;
1709}
1710
1711/**
1712 * ieee80211_freq_to_fhss_chan - get channel
1713 * @freq: the channels frequency
1714 *
1715 * Convert frequency (MHz) to IEEE802.11 FHSS channel
1716 * Ref IEEE 802.11-2007 section 14.6
1717 */
1718static inline int ieee80211_freq_to_fhss_chan(int freq)
1719{
1720 if ((freq > 2401) && (freq < 2496))
1721 return freq - 2400;
1722 else
1723 return -1;
1724}
1725
1726/**
1727 * ieee80211_dsss_chan_to_freq - get channel center frequency
1728 * @channel: the DSSS channel
1729 *
1730 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
1731 * Ref IEEE 802.11-2007 section 15.6
1732 */
1733static inline int ieee80211_dsss_chan_to_freq(int channel)
1734{
1735 if ((channel > 0) && (channel < 14))
1736 return 2407 + (channel * 5);
1737 else if (channel == 14)
1738 return 2484;
1739 else
1740 return -1;
1741}
1742
1743/**
1744 * ieee80211_freq_to_dsss_chan - get channel
1745 * @freq: the frequency
1746 *
1747 * Convert frequency (MHz) to IEEE802.11 DSSS channel
1748 * Ref IEEE 802.11-2007 section 15.6
1749 *
1750 * This routine selects the channel with the closest center frequency.
1751 */
1752static inline int ieee80211_freq_to_dsss_chan(int freq)
1753{
1754 if ((freq >= 2410) && (freq < 2475))
1755 return (freq - 2405) / 5;
1756 else if ((freq >= 2482) && (freq < 2487))
1757 return 14;
1758 else
1759 return -1;
1760}
1761
1762/* Convert IEEE802.11 HR DSSS channel to frequency (MHz) and back
1763 * Ref IEEE 802.11-2007 section 18.4.6.2
1764 *
1765 * The channels and frequencies are the same as those defined for DSSS
1766 */
1767#define ieee80211_hr_chan_to_freq(chan) ieee80211_dsss_chan_to_freq(chan)
1768#define ieee80211_freq_to_hr_chan(freq) ieee80211_freq_to_dsss_chan(freq)
1769
1770/* Convert IEEE802.11 ERP channel to frequency (MHz) and back
1771 * Ref IEEE 802.11-2007 section 19.4.2
1772 */
1773#define ieee80211_erp_chan_to_freq(chan) ieee80211_hr_chan_to_freq(chan)
1774#define ieee80211_freq_to_erp_chan(freq) ieee80211_freq_to_hr_chan(freq)
1775
1776/**
1777 * ieee80211_ofdm_chan_to_freq - get channel center frequency
1778 * @s_freq: starting frequency == (dotChannelStartingFactor/2) MHz
1779 * @channel: the OFDM channel
1780 *
1781 * Convert IEEE802.11 OFDM channel to center frequency (MHz)
1782 * Ref IEEE 802.11-2007 section 17.3.8.3.2
1783 */
1784static inline int ieee80211_ofdm_chan_to_freq(int s_freq, int channel)
1785{
1786 if ((channel > 0) && (channel <= 200) &&
1787 (s_freq >= 4000))
1788 return s_freq + (channel * 5);
1789 else
1790 return -1;
1791}
1792
1793/**
1794 * ieee80211_freq_to_ofdm_channel - get channel
1795 * @s_freq: starting frequency == (dotChannelStartingFactor/2) MHz
1796 * @freq: the frequency
1797 *
1798 * Convert frequency (MHz) to IEEE802.11 OFDM channel
1799 * Ref IEEE 802.11-2007 section 17.3.8.3.2
1800 *
1801 * This routine selects the channel with the closest center frequency.
1802 */
1803static inline int ieee80211_freq_to_ofdm_chan(int s_freq, int freq)
1804{
1805 if ((freq > (s_freq + 2)) && (freq <= (s_freq + 1202)) &&
1806 (s_freq >= 4000))
1807 return (freq + 2 - s_freq) / 5;
1808 else
1809 return -1;
1810}
1811
10f644a4
JB		 1812/**
1813 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
1814 * @tu: the TUs
1815 */
1816static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
1817{
1818 return 1024 * tu;
1819}
1820
e7ec86f5
JB		 1821/**
1822 * ieee80211_check_tim - check if AID bit is set in TIM
1823 * @tim: the TIM IE
1824 * @tim_len: length of the TIM IE
1825 * @aid: the AID to look for
1826 */
1827static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
1828 u8 tim_len, u16 aid)
1829{
1830 u8 mask;
1831 u8 index, indexn1, indexn2;
1832
1833 if (unlikely(!tim || tim_len < sizeof(*tim)))
1834 return false;
1835
1836 aid &= 0x3fff;
1837 index = aid / 8;
1838 mask = 1 << (aid & 7);
1839
1840 indexn1 = tim->bitmap_ctrl & 0xfe;
1841 indexn2 = tim_len + indexn1 - 4;
1842
1843 if (index < indexn1 || index > indexn2)
1844 return false;
1845
1846 index -= indexn1;
1847
1848 return !!(tim->virtual_map[index] & mask);
1849}
1850
9387b7ca 1851#endif /* LINUX_IEEE80211_H */
kernel source for telekom puls (alcatel/mediatek)