4 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
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>
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.
15 #ifndef __LINUX_IEEE80211_H
16 #define __LINUX_IEEE80211_H
21 * TA = transmitter address
22 * RA = receiver address
23 * DA = destination address
26 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
27 * -----------------------------------------------------------------
28 * 0 0 DA SA BSSID - IBSS/DLS
29 * 0 1 DA BSSID SA - AP -> STA
30 * 1 0 BSSID SA DA - AP <- STA
31 * 1 1 RA TA DA SA unspecified (WDS)
36 #define IEEE80211_FCTL_VERS 0x0003
37 #define IEEE80211_FCTL_FTYPE 0x000c
38 #define IEEE80211_FCTL_STYPE 0x00f0
39 #define IEEE80211_FCTL_TODS 0x0100
40 #define IEEE80211_FCTL_FROMDS 0x0200
41 #define IEEE80211_FCTL_MOREFRAGS 0x0400
42 #define IEEE80211_FCTL_RETRY 0x0800
43 #define IEEE80211_FCTL_PM 0x1000
44 #define IEEE80211_FCTL_MOREDATA 0x2000
45 #define IEEE80211_FCTL_PROTECTED 0x4000
46 #define IEEE80211_FCTL_ORDER 0x8000
47 #define IEEE80211_FCTL_CTL_EXT 0x0f00
49 #define IEEE80211_SCTL_FRAG 0x000F
50 #define IEEE80211_SCTL_SEQ 0xFFF0
52 #define IEEE80211_FTYPE_MGMT 0x0000
53 #define IEEE80211_FTYPE_CTL 0x0004
54 #define IEEE80211_FTYPE_DATA 0x0008
55 #define IEEE80211_FTYPE_EXT 0x000c
58 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
59 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
60 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
61 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
62 #define IEEE80211_STYPE_PROBE_REQ 0x0040
63 #define IEEE80211_STYPE_PROBE_RESP 0x0050
64 #define IEEE80211_STYPE_BEACON 0x0080
65 #define IEEE80211_STYPE_ATIM 0x0090
66 #define IEEE80211_STYPE_DISASSOC 0x00A0
67 #define IEEE80211_STYPE_AUTH 0x00B0
68 #define IEEE80211_STYPE_DEAUTH 0x00C0
69 #define IEEE80211_STYPE_ACTION 0x00D0
72 #define IEEE80211_STYPE_CTL_EXT 0x0060
73 #define IEEE80211_STYPE_BACK_REQ 0x0080
74 #define IEEE80211_STYPE_BACK 0x0090
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
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
100 /* extension, added by 802.11ad */
101 #define IEEE80211_STYPE_DMG_BEACON 0x0000
103 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
104 #define IEEE80211_CTL_EXT_POLL 0x2000
105 #define IEEE80211_CTL_EXT_SPR 0x3000
106 #define IEEE80211_CTL_EXT_GRANT 0x4000
107 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
108 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
109 #define IEEE80211_CTL_EXT_SSW 0x8000
110 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
111 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
113 /* miscellaneous IEEE 802.11 constants */
114 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
115 #define IEEE80211_MAX_RTS_THRESHOLD 2353
116 #define IEEE80211_MAX_AID 2007
117 #define IEEE80211_MAX_TIM_LEN 251
118 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
121 802.11e clarifies the figure in section 7.1.2. The frame body is
122 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
123 #define IEEE80211_MAX_DATA_LEN 2304
124 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
125 #define IEEE80211_MAX_FRAME_LEN 2352
127 #define IEEE80211_MAX_SSID_LEN 32
129 #define IEEE80211_MAX_MESH_ID_LEN 32
131 #define IEEE80211_NUM_TIDS 16
133 #define IEEE80211_QOS_CTL_LEN 2
135 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
137 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
139 #define IEEE80211_QOS_CTL_EOSP 0x0010
141 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
142 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
143 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
144 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
145 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
147 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
148 /* Mesh Control 802.11s */
149 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
151 /* U-APSD queue for WMM IEs sent by AP */
152 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
153 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
155 /* U-APSD queues for WMM IEs sent by STA */
156 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
157 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
158 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
159 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
160 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
162 /* U-APSD max SP length for WMM IEs sent by STA */
163 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
164 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
165 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
166 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
167 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
168 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
170 #define IEEE80211_HT_CTL_LEN 4
172 struct ieee80211_hdr {
173 __le16 frame_control;
182 struct ieee80211_hdr_3addr {
183 __le16 frame_control;
191 struct ieee80211_qos_hdr {
192 __le16 frame_control;
202 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
203 * @fc: frame control bytes in little-endian byteorder
205 static inline int ieee80211_has_tods(__le16 fc)
207 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
211 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
212 * @fc: frame control bytes in little-endian byteorder
214 static inline int ieee80211_has_fromds(__le16 fc)
216 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
220 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
221 * @fc: frame control bytes in little-endian byteorder
223 static inline int ieee80211_has_a4(__le16 fc)
225 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
226 return (fc & tmp) == tmp;
230 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
231 * @fc: frame control bytes in little-endian byteorder
233 static inline int ieee80211_has_morefrags(__le16 fc)
235 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
239 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
240 * @fc: frame control bytes in little-endian byteorder
242 static inline int ieee80211_has_retry(__le16 fc)
244 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
248 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
249 * @fc: frame control bytes in little-endian byteorder
251 static inline int ieee80211_has_pm(__le16 fc)
253 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
257 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
258 * @fc: frame control bytes in little-endian byteorder
260 static inline int ieee80211_has_moredata(__le16 fc)
262 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
266 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
267 * @fc: frame control bytes in little-endian byteorder
269 static inline int ieee80211_has_protected(__le16 fc)
271 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
275 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
276 * @fc: frame control bytes in little-endian byteorder
278 static inline int ieee80211_has_order(__le16 fc)
280 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
284 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
285 * @fc: frame control bytes in little-endian byteorder
287 static inline int ieee80211_is_mgmt(__le16 fc)
289 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
290 cpu_to_le16(IEEE80211_FTYPE_MGMT);
294 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
295 * @fc: frame control bytes in little-endian byteorder
297 static inline int ieee80211_is_ctl(__le16 fc)
299 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
300 cpu_to_le16(IEEE80211_FTYPE_CTL);
304 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
305 * @fc: frame control bytes in little-endian byteorder
307 static inline int ieee80211_is_data(__le16 fc)
309 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
310 cpu_to_le16(IEEE80211_FTYPE_DATA);
314 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
315 * @fc: frame control bytes in little-endian byteorder
317 static inline int ieee80211_is_data_qos(__le16 fc)
320 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
321 * to check the one bit
323 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
324 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
328 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
329 * @fc: frame control bytes in little-endian byteorder
331 static inline int ieee80211_is_data_present(__le16 fc)
334 * mask with 0x40 and test that that bit is clear to only return true
335 * for the data-containing substypes.
337 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
338 cpu_to_le16(IEEE80211_FTYPE_DATA);
342 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
343 * @fc: frame control bytes in little-endian byteorder
345 static inline int ieee80211_is_assoc_req(__le16 fc)
347 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
348 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
352 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
353 * @fc: frame control bytes in little-endian byteorder
355 static inline int ieee80211_is_assoc_resp(__le16 fc)
357 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
358 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
362 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
363 * @fc: frame control bytes in little-endian byteorder
365 static inline int ieee80211_is_reassoc_req(__le16 fc)
367 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
368 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
372 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
373 * @fc: frame control bytes in little-endian byteorder
375 static inline int ieee80211_is_reassoc_resp(__le16 fc)
377 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
378 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
382 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
383 * @fc: frame control bytes in little-endian byteorder
385 static inline int ieee80211_is_probe_req(__le16 fc)
387 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
388 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
392 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
393 * @fc: frame control bytes in little-endian byteorder
395 static inline int ieee80211_is_probe_resp(__le16 fc)
397 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
398 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
402 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
403 * @fc: frame control bytes in little-endian byteorder
405 static inline int ieee80211_is_beacon(__le16 fc)
407 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
408 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
412 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
413 * @fc: frame control bytes in little-endian byteorder
415 static inline int ieee80211_is_atim(__le16 fc)
417 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
418 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
422 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
423 * @fc: frame control bytes in little-endian byteorder
425 static inline int ieee80211_is_disassoc(__le16 fc)
427 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
428 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
432 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
433 * @fc: frame control bytes in little-endian byteorder
435 static inline int ieee80211_is_auth(__le16 fc)
437 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
438 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
442 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
443 * @fc: frame control bytes in little-endian byteorder
445 static inline int ieee80211_is_deauth(__le16 fc)
447 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
448 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
452 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
453 * @fc: frame control bytes in little-endian byteorder
455 static inline int ieee80211_is_action(__le16 fc)
457 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
458 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
462 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
463 * @fc: frame control bytes in little-endian byteorder
465 static inline int ieee80211_is_back_req(__le16 fc)
467 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
468 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
472 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
473 * @fc: frame control bytes in little-endian byteorder
475 static inline int ieee80211_is_back(__le16 fc)
477 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
478 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
482 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
483 * @fc: frame control bytes in little-endian byteorder
485 static inline int ieee80211_is_pspoll(__le16 fc)
487 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
488 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
492 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
493 * @fc: frame control bytes in little-endian byteorder
495 static inline int ieee80211_is_rts(__le16 fc)
497 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
498 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
502 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
503 * @fc: frame control bytes in little-endian byteorder
505 static inline int ieee80211_is_cts(__le16 fc)
507 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
508 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
512 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
513 * @fc: frame control bytes in little-endian byteorder
515 static inline int ieee80211_is_ack(__le16 fc)
517 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
518 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
522 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
523 * @fc: frame control bytes in little-endian byteorder
525 static inline int ieee80211_is_cfend(__le16 fc)
527 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
528 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
532 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
533 * @fc: frame control bytes in little-endian byteorder
535 static inline int ieee80211_is_cfendack(__le16 fc)
537 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
538 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
542 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
543 * @fc: frame control bytes in little-endian byteorder
545 static inline int ieee80211_is_nullfunc(__le16 fc)
547 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
548 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
552 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
553 * @fc: frame control bytes in little-endian byteorder
555 static inline int ieee80211_is_qos_nullfunc(__le16 fc)
557 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
558 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
561 static inline unsigned int ieee80211_hdrlen(__le16 fc)
563 unsigned int hdrlen = 24;
565 if (ieee80211_has_a4(fc))
568 if (ieee80211_is_data_qos(fc)) {
569 hdrlen += IEEE80211_QOS_CTL_LEN;
570 if (ieee80211_has_order(fc))
571 hdrlen += IEEE80211_HT_CTL_LEN;
578 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
579 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
581 static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
583 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
586 struct ieee80211s_hdr {
595 #define MESH_FLAGS_AE_A4 0x1
596 #define MESH_FLAGS_AE_A5_A6 0x2
597 #define MESH_FLAGS_AE 0x3
598 #define MESH_FLAGS_PS_DEEP 0x4
601 * enum ieee80211_preq_flags - mesh PREQ element flags
603 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
605 enum ieee80211_preq_flags {
606 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
610 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
612 * @IEEE80211_PREQ_TO_FLAG: target only subfield
613 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
615 enum ieee80211_preq_target_flags {
616 IEEE80211_PREQ_TO_FLAG = 1<<0,
617 IEEE80211_PREQ_USN_FLAG = 1<<2,
621 * struct ieee80211_quiet_ie
623 * This structure refers to "Quiet information element"
625 struct ieee80211_quiet_ie {
633 * struct ieee80211_msrment_ie
635 * This structure refers to "Measurement Request/Report information element"
637 struct ieee80211_msrment_ie {
645 * struct ieee80211_channel_sw_ie
647 * This structure refers to "Channel Switch Announcement information element"
649 struct ieee80211_channel_sw_ie {
656 * struct ieee80211_tim
658 * This structure refers to "Traffic Indication Map information element"
660 struct ieee80211_tim_ie {
664 /* variable size: 1 - 251 bytes */
669 * struct ieee80211_meshconf_ie
671 * This structure refers to "Mesh Configuration information element"
673 struct ieee80211_meshconf_ie {
684 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
686 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
687 * additional mesh peerings with other mesh STAs
688 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
689 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
692 enum mesh_config_capab_flags {
693 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
694 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
695 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
699 * struct ieee80211_rann_ie
701 * This structure refers to "Root Announcement information element"
703 struct ieee80211_rann_ie {
709 __le32 rann_interval;
713 enum ieee80211_rann_flags {
714 RANN_FLAG_IS_GATE = 1 << 0,
717 enum ieee80211_ht_chanwidth_values {
718 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
719 IEEE80211_HT_CHANWIDTH_ANY = 1,
722 #define WLAN_SA_QUERY_TR_ID_LEN 2
724 struct ieee80211_mgmt {
725 __le16 frame_control;
734 __le16 auth_transaction;
736 /* possibly followed by Challenge text */
744 __le16 listen_interval;
745 /* followed by SSID and Supported rates */
747 } __packed assoc_req;
752 /* followed by Supported rates */
754 } __packed assoc_resp, reassoc_resp;
757 __le16 listen_interval;
759 /* followed by SSID and Supported rates */
761 } __packed reassoc_req;
769 /* followed by some of SSID, Supported rates,
770 * FH Params, DS Params, CF Params, IBSS Params, TIM */
774 /* only variable items: SSID, Supported rates */
776 } __packed probe_req;
781 /* followed by some of SSID, Supported rates,
782 * FH Params, DS Params, CF Params, IBSS Params */
784 } __packed probe_resp;
793 } __packed wme_action;
798 struct ieee80211_channel_sw_ie sw_elem;
799 } __packed chan_switch;
805 struct ieee80211_msrment_ie msr_elem;
806 } __packed measurement;
812 __le16 start_seq_num;
813 } __packed addba_req;
820 } __packed addba_resp;
829 } __packed self_prot;
833 } __packed mesh_action;
836 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
845 } __packed ht_notify_cw;
851 } __packed tdls_discover_resp;
857 /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
858 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
860 /* mgmt header + 1 byte category code */
861 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
864 /* Management MIC information element (IEEE 802.11w) */
865 struct ieee80211_mmie {
869 u8 sequence_number[6];
873 struct ieee80211_vendor_ie {
881 struct ieee80211_rts {
882 __le16 frame_control;
888 struct ieee80211_cts {
889 __le16 frame_control;
894 struct ieee80211_pspoll {
895 __le16 frame_control;
903 /* Link-id information element */
904 struct ieee80211_tdls_lnkie {
905 u8 ie_type; /* Link Identifier IE */
912 struct ieee80211_tdls_data {
924 } __packed setup_req;
930 } __packed setup_resp;
935 } __packed setup_cfm;
943 } __packed discover_req;
948 * Peer-to-Peer IE attribute related definitions.
951 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
953 enum ieee80211_p2p_attr_id {
954 IEEE80211_P2P_ATTR_STATUS = 0,
955 IEEE80211_P2P_ATTR_MINOR_REASON,
956 IEEE80211_P2P_ATTR_CAPABILITY,
957 IEEE80211_P2P_ATTR_DEVICE_ID,
958 IEEE80211_P2P_ATTR_GO_INTENT,
959 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
960 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
961 IEEE80211_P2P_ATTR_GROUP_BSSID,
962 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
963 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
964 IEEE80211_P2P_ATTR_MANAGABILITY,
965 IEEE80211_P2P_ATTR_CHANNEL_LIST,
966 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
967 IEEE80211_P2P_ATTR_DEVICE_INFO,
968 IEEE80211_P2P_ATTR_GROUP_INFO,
969 IEEE80211_P2P_ATTR_GROUP_ID,
970 IEEE80211_P2P_ATTR_INTERFACE,
971 IEEE80211_P2P_ATTR_OPER_CHANNEL,
972 IEEE80211_P2P_ATTR_INVITE_FLAGS,
973 /* 19 - 220: Reserved */
974 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
976 IEEE80211_P2P_ATTR_MAX
980 * struct ieee80211_bar - HT Block Ack Request
982 * This structure refers to "HT BlockAckReq" as
983 * described in 802.11n draft section 7.2.1.7.1
985 struct ieee80211_bar {
986 __le16 frame_control;
991 __le16 start_seq_num;
992 } __packed __aligned(4);
994 /* 802.11 BA(R) control masks */
995 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
996 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
997 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
998 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
999 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1002 * struct ieee80211_ba - HT Block Ack
1004 * This structure refers to "HT BlockAck" as
1005 * described in 802.11n draft section 7.2.1.8.1
1007 struct ieee80211_ba {
1008 __le16 frame_control;
1014 __le16 start_seq_num;
1018 #define IEEE80211_HT_MCS_MASK_LEN 10
1021 * struct ieee80211_mcs_info - MCS information
1023 * @rx_highest: highest supported RX rate. If set represents
1024 * the highest supported RX data rate in units of 1 Mbps.
1025 * If this field is 0 this value should not be used to
1026 * consider the highest RX data rate supported.
1027 * @tx_params: TX parameters
1029 struct ieee80211_mcs_info {
1030 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1036 /* 802.11n HT capability MSC set */
1037 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1038 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1039 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1040 /* value 0 == 1 stream etc */
1041 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1042 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1043 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1044 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1047 * 802.11n D5.0 20.3.5 / 20.6 says:
1048 * - indices 0 to 7 and 32 are single spatial stream
1049 * - 8 to 31 are multiple spatial streams using equal modulation
1050 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1051 * - remainder are multiple spatial streams using unequal modulation
1053 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1054 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1055 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1058 * struct ieee80211_ht_cap - HT capabilities
1060 * This structure is the "HT capabilities element" as
1061 * described in 802.11n D5.0 7.3.2.57
1063 struct ieee80211_ht_cap {
1065 u8 ampdu_params_info;
1067 /* 16 bytes MCS information */
1068 struct ieee80211_mcs_info mcs;
1070 __le16 extended_ht_cap_info;
1071 __le32 tx_BF_cap_info;
1072 u8 antenna_selection_info;
1075 /* 802.11n HT capabilities masks (for cap_info) */
1076 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1077 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1078 #define IEEE80211_HT_CAP_SM_PS 0x000C
1079 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1080 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1081 #define IEEE80211_HT_CAP_SGI_20 0x0020
1082 #define IEEE80211_HT_CAP_SGI_40 0x0040
1083 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1084 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1085 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1086 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1087 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1088 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1089 #define IEEE80211_HT_CAP_RESERVED 0x2000
1090 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1091 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1093 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1094 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1095 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1096 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1097 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1098 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1099 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1100 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1102 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1103 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1104 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1105 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1108 * Maximum length of AMPDU that the STA can receive.
1109 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1111 enum ieee80211_max_ampdu_length_exp {
1112 IEEE80211_HT_MAX_AMPDU_8K = 0,
1113 IEEE80211_HT_MAX_AMPDU_16K = 1,
1114 IEEE80211_HT_MAX_AMPDU_32K = 2,
1115 IEEE80211_HT_MAX_AMPDU_64K = 3
1118 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1120 /* Minimum MPDU start spacing */
1121 enum ieee80211_min_mpdu_spacing {
1122 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1123 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1124 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1125 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1126 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1127 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1128 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1129 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1133 * struct ieee80211_ht_operation - HT operation IE
1135 * This structure is the "HT operation element" as
1136 * described in 802.11n-2009 7.3.2.57
1138 struct ieee80211_ht_operation {
1141 __le16 operation_mode;
1147 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1148 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1149 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1150 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1151 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1152 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1154 /* for operation_mode */
1155 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1156 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1157 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1158 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1159 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1160 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1161 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1163 /* for stbc_param */
1164 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1165 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1166 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1167 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1168 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1169 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1172 /* block-ack parameters */
1173 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1174 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1175 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1176 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1177 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1180 * A-PMDU buffer sizes
1181 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1183 #define IEEE80211_MIN_AMPDU_BUF 0x8
1184 #define IEEE80211_MAX_AMPDU_BUF 0x40
1187 /* Spatial Multiplexing Power Save Modes (for capability) */
1188 #define WLAN_HT_CAP_SM_PS_STATIC 0
1189 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1190 #define WLAN_HT_CAP_SM_PS_INVALID 2
1191 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1193 /* for SM power control field lower two bits */
1194 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1195 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1196 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1199 * struct ieee80211_vht_mcs_info - VHT MCS information
1200 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1201 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1202 * STA can receive. Rate expressed in units of 1 Mbps.
1203 * If this field is 0 this value should not be used to
1204 * consider the highest RX data rate supported.
1205 * The top 3 bits of this field are reserved.
1206 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1207 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1208 * STA can transmit. Rate expressed in units of 1 Mbps.
1209 * If this field is 0 this value should not be used to
1210 * consider the highest TX data rate supported.
1211 * The top 3 bits of this field are reserved.
1213 struct ieee80211_vht_mcs_info {
1221 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1222 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1224 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1225 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1226 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1228 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1229 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1230 * both split into 8 subfields by number of streams. These values indicate
1231 * which MCSes are supported for the number of streams the value appears
1234 enum ieee80211_vht_mcs_support {
1235 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1236 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1237 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1238 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1242 * struct ieee80211_vht_cap - VHT capabilities
1244 * This structure is the "VHT capabilities element" as
1245 * described in 802.11ac D3.0 8.4.2.160
1246 * @vht_cap_info: VHT capability info
1247 * @supp_mcs: VHT MCS supported rates
1249 struct ieee80211_vht_cap {
1250 __le32 vht_cap_info;
1251 struct ieee80211_vht_mcs_info supp_mcs;
1255 * enum ieee80211_vht_chanwidth - VHT channel width
1256 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1257 * determine the channel width (20 or 40 MHz)
1258 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1259 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1260 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1262 enum ieee80211_vht_chanwidth {
1263 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1264 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1265 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1266 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1270 * struct ieee80211_vht_operation - VHT operation IE
1272 * This structure is the "VHT operation element" as
1273 * described in 802.11ac D3.0 8.4.2.161
1274 * @chan_width: Operating channel width
1275 * @center_freq_seg1_idx: center freq segment 1 index
1276 * @center_freq_seg2_idx: center freq segment 2 index
1277 * @basic_mcs_set: VHT Basic MCS rate set
1279 struct ieee80211_vht_operation {
1281 u8 center_freq_seg1_idx;
1282 u8 center_freq_seg2_idx;
1283 __le16 basic_mcs_set;
1287 #define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
1288 #define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
1289 #define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
1290 #define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
1292 /* 802.11ac VHT Capabilities */
1293 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1294 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1295 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1296 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1297 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1298 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1299 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1300 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1301 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1302 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1303 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1304 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1305 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1306 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1307 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1308 #define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
1309 #define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
1310 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1311 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1312 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1313 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1314 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1315 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1316 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1317 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1318 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1319 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1320 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1322 /* Authentication algorithms */
1323 #define WLAN_AUTH_OPEN 0
1324 #define WLAN_AUTH_SHARED_KEY 1
1325 #define WLAN_AUTH_FT 2
1326 #define WLAN_AUTH_SAE 3
1327 #define WLAN_AUTH_LEAP 128
1329 #define WLAN_AUTH_CHALLENGE_LEN 128
1331 #define WLAN_CAPABILITY_ESS (1<<0)
1332 #define WLAN_CAPABILITY_IBSS (1<<1)
1335 * A mesh STA sets the ESS and IBSS capability bits to zero.
1336 * however, this holds true for p2p probe responses (in the p2p_find
1339 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1340 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1342 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1343 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1344 #define WLAN_CAPABILITY_PRIVACY (1<<4)
1345 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1346 #define WLAN_CAPABILITY_PBCC (1<<6)
1347 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1350 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1351 #define WLAN_CAPABILITY_QOS (1<<9)
1352 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1353 #define WLAN_CAPABILITY_APSD (1<<11)
1354 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
1355 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1356 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
1357 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
1359 /* DMG (60gHz) 802.11ad */
1360 /* type - bits 0..1 */
1361 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
1362 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1363 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1364 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1366 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1367 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1368 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1369 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1371 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1372 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1375 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1376 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1377 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1379 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1380 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1381 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1383 /* 802.11g ERP information element */
1384 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1385 #define WLAN_ERP_USE_PROTECTION (1<<1)
1386 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1388 /* WLAN_ERP_BARKER_PREAMBLE values */
1390 WLAN_ERP_PREAMBLE_SHORT = 0,
1391 WLAN_ERP_PREAMBLE_LONG = 1,
1394 /* Band ID, 802.11ad #8.4.1.45 */
1396 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1397 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1398 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1399 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1400 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1401 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1405 enum ieee80211_statuscode {
1406 WLAN_STATUS_SUCCESS = 0,
1407 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1408 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1409 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1410 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1411 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1412 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1413 WLAN_STATUS_CHALLENGE_FAIL = 15,
1414 WLAN_STATUS_AUTH_TIMEOUT = 16,
1415 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1416 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1418 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1419 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1420 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1422 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1423 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1424 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1426 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1427 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1429 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1430 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1432 WLAN_STATUS_INVALID_IE = 40,
1433 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1434 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1435 WLAN_STATUS_INVALID_AKMP = 43,
1436 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1437 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1438 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1440 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1441 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1442 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1443 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1444 WLAN_STATUS_REQUEST_DECLINED = 37,
1445 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1446 WLAN_STATUS_CHANGE_TSPEC = 39,
1447 WLAN_STATUS_WAIT_TS_DELAY = 47,
1448 WLAN_STATUS_NO_DIRECT_LINK = 48,
1449 WLAN_STATUS_STA_NOT_PRESENT = 49,
1450 WLAN_STATUS_STA_NOT_QSTA = 50,
1452 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1453 WLAN_STATUS_FCG_NOT_SUPP = 78,
1454 WLAN_STATUS_STA_NO_TBTT = 78,
1456 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1457 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1458 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1459 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1460 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1461 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1462 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1463 WLAN_STATUS_REJECT_DSE_BAND = 96,
1464 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1465 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1470 enum ieee80211_reasoncode {
1471 WLAN_REASON_UNSPECIFIED = 1,
1472 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1473 WLAN_REASON_DEAUTH_LEAVING = 3,
1474 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1475 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1476 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1477 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1478 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1479 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1481 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1482 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1484 WLAN_REASON_INVALID_IE = 13,
1485 WLAN_REASON_MIC_FAILURE = 14,
1486 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1487 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1488 WLAN_REASON_IE_DIFFERENT = 17,
1489 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1490 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1491 WLAN_REASON_INVALID_AKMP = 20,
1492 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1493 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1494 WLAN_REASON_IEEE8021X_FAILED = 23,
1495 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1497 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1498 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1499 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1500 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1501 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1502 WLAN_REASON_QSTA_NOT_USE = 37,
1503 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1504 WLAN_REASON_QSTA_TIMEOUT = 39,
1505 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1507 WLAN_REASON_MESH_PEER_CANCELED = 52,
1508 WLAN_REASON_MESH_MAX_PEERS = 53,
1509 WLAN_REASON_MESH_CONFIG = 54,
1510 WLAN_REASON_MESH_CLOSE = 55,
1511 WLAN_REASON_MESH_MAX_RETRIES = 56,
1512 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1513 WLAN_REASON_MESH_INVALID_GTK = 58,
1514 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1515 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1516 WLAN_REASON_MESH_PATH_ERROR = 61,
1517 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1518 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1519 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1520 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1521 WLAN_REASON_MESH_CHAN = 66,
1525 /* Information Element IDs */
1526 enum ieee80211_eid {
1528 WLAN_EID_SUPP_RATES = 1,
1529 WLAN_EID_FH_PARAMS = 2,
1530 WLAN_EID_DS_PARAMS = 3,
1531 WLAN_EID_CF_PARAMS = 4,
1533 WLAN_EID_IBSS_PARAMS = 6,
1534 WLAN_EID_CHALLENGE = 16,
1536 WLAN_EID_COUNTRY = 7,
1537 WLAN_EID_HP_PARAMS = 8,
1538 WLAN_EID_HP_TABLE = 9,
1539 WLAN_EID_REQUEST = 10,
1541 WLAN_EID_QBSS_LOAD = 11,
1542 WLAN_EID_EDCA_PARAM_SET = 12,
1543 WLAN_EID_TSPEC = 13,
1544 WLAN_EID_TCLAS = 14,
1545 WLAN_EID_SCHEDULE = 15,
1546 WLAN_EID_TS_DELAY = 43,
1547 WLAN_EID_TCLAS_PROCESSING = 44,
1548 WLAN_EID_QOS_CAPA = 46,
1550 WLAN_EID_LINK_ID = 101,
1552 WLAN_EID_MESH_CONFIG = 113,
1553 WLAN_EID_MESH_ID = 114,
1554 WLAN_EID_LINK_METRIC_REPORT = 115,
1555 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1556 WLAN_EID_PEER_MGMT = 117,
1557 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1558 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1559 WLAN_EID_BEACON_TIMING = 120,
1560 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1561 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1562 WLAN_EID_MCCAOP_ADVERT = 123,
1563 WLAN_EID_MCCAOP_TEARDOWN = 124,
1564 WLAN_EID_GANN = 125,
1565 WLAN_EID_RANN = 126,
1566 WLAN_EID_PREQ = 130,
1567 WLAN_EID_PREP = 131,
1568 WLAN_EID_PERR = 132,
1570 WLAN_EID_PXUC = 138,
1571 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1574 WLAN_EID_PWR_CONSTRAINT = 32,
1575 WLAN_EID_PWR_CAPABILITY = 33,
1576 WLAN_EID_TPC_REQUEST = 34,
1577 WLAN_EID_TPC_REPORT = 35,
1578 WLAN_EID_SUPPORTED_CHANNELS = 36,
1579 WLAN_EID_CHANNEL_SWITCH = 37,
1580 WLAN_EID_MEASURE_REQUEST = 38,
1581 WLAN_EID_MEASURE_REPORT = 39,
1582 WLAN_EID_QUIET = 40,
1583 WLAN_EID_IBSS_DFS = 41,
1585 WLAN_EID_ERP_INFO = 42,
1586 WLAN_EID_EXT_SUPP_RATES = 50,
1588 WLAN_EID_HT_CAPABILITY = 45,
1589 WLAN_EID_HT_OPERATION = 61,
1593 WLAN_EID_VENDOR_SPECIFIC = 221,
1594 WLAN_EID_QOS_PARAMETER = 222,
1596 WLAN_EID_AP_CHAN_REPORT = 51,
1597 WLAN_EID_NEIGHBOR_REPORT = 52,
1599 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1600 WLAN_EID_ANTENNA_INFO = 64,
1602 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1603 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1604 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1605 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1606 WLAN_EID_MULTIPLE_BSSID = 71,
1607 WLAN_EID_BSS_COEX_2040 = 72,
1608 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1609 WLAN_EID_EXT_CAPABILITY = 127,
1611 WLAN_EID_MOBILITY_DOMAIN = 54,
1612 WLAN_EID_FAST_BSS_TRANSITION = 55,
1613 WLAN_EID_TIMEOUT_INTERVAL = 56,
1614 WLAN_EID_RIC_DATA = 57,
1615 WLAN_EID_RIC_DESCRIPTOR = 75,
1617 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1618 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1619 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1621 WLAN_EID_VHT_CAPABILITY = 191,
1622 WLAN_EID_VHT_OPERATION = 192,
1625 WLAN_EID_NON_TX_BSSID_CAP = 83,
1626 WLAN_EID_WAKEUP_SCHEDULE = 143,
1627 WLAN_EID_EXT_SCHEDULE = 144,
1628 WLAN_EID_STA_AVAILABILITY = 145,
1629 WLAN_EID_DMG_TSPEC = 146,
1630 WLAN_EID_DMG_AT = 147,
1631 WLAN_EID_DMG_CAP = 148,
1632 WLAN_EID_DMG_OPERATION = 151,
1633 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1634 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1635 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1636 WLAN_EID_AWAKE_WINDOW = 157,
1637 WLAN_EID_MULTI_BAND = 158,
1638 WLAN_EID_ADDBA_EXT = 159,
1639 WLAN_EID_NEXT_PCP_LIST = 160,
1640 WLAN_EID_PCP_HANDOVER = 161,
1641 WLAN_EID_DMG_LINK_MARGIN = 162,
1642 WLAN_EID_SWITCHING_STREAM = 163,
1643 WLAN_EID_SESSION_TRANSITION = 164,
1644 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1645 WLAN_EID_CLUSTER_REPORT = 166,
1646 WLAN_EID_RELAY_CAP = 167,
1647 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1648 WLAN_EID_BEAM_LINK_MAINT = 169,
1649 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1650 WLAN_EID_U_PID = 171,
1651 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1652 WLAN_EID_QUIET_PERIOD_REQ = 175,
1653 WLAN_EID_QUIET_PERIOD_RESP = 177,
1654 WLAN_EID_EPAC_POLICY = 182,
1655 WLAN_EID_CLISTER_TIME_OFF = 183,
1656 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1659 /* Action category code */
1660 enum ieee80211_category {
1661 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1662 WLAN_CATEGORY_QOS = 1,
1663 WLAN_CATEGORY_DLS = 2,
1664 WLAN_CATEGORY_BACK = 3,
1665 WLAN_CATEGORY_PUBLIC = 4,
1666 WLAN_CATEGORY_HT = 7,
1667 WLAN_CATEGORY_SA_QUERY = 8,
1668 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1669 WLAN_CATEGORY_TDLS = 12,
1670 WLAN_CATEGORY_MESH_ACTION = 13,
1671 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1672 WLAN_CATEGORY_SELF_PROTECTED = 15,
1673 WLAN_CATEGORY_DMG = 16,
1674 WLAN_CATEGORY_WMM = 17,
1675 WLAN_CATEGORY_FST = 18,
1676 WLAN_CATEGORY_UNPROT_DMG = 20,
1677 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1678 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
1681 /* SPECTRUM_MGMT action code */
1682 enum ieee80211_spectrum_mgmt_actioncode {
1683 WLAN_ACTION_SPCT_MSR_REQ = 0,
1684 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1685 WLAN_ACTION_SPCT_TPC_REQ = 2,
1686 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1687 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1690 /* HT action codes */
1691 enum ieee80211_ht_actioncode {
1692 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1693 WLAN_HT_ACTION_SMPS = 1,
1694 WLAN_HT_ACTION_PSMP = 2,
1695 WLAN_HT_ACTION_PCO_PHASE = 3,
1696 WLAN_HT_ACTION_CSI = 4,
1697 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1698 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1699 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1702 /* Self Protected Action codes */
1703 enum ieee80211_self_protected_actioncode {
1704 WLAN_SP_RESERVED = 0,
1705 WLAN_SP_MESH_PEERING_OPEN = 1,
1706 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1707 WLAN_SP_MESH_PEERING_CLOSE = 3,
1708 WLAN_SP_MGK_INFORM = 4,
1709 WLAN_SP_MGK_ACK = 5,
1712 /* Mesh action codes */
1713 enum ieee80211_mesh_actioncode {
1714 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1715 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1716 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1717 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1718 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1719 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1720 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1721 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1722 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1723 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1724 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1727 /* Security key length */
1728 enum ieee80211_key_len {
1729 WLAN_KEY_LEN_WEP40 = 5,
1730 WLAN_KEY_LEN_WEP104 = 13,
1731 WLAN_KEY_LEN_CCMP = 16,
1732 WLAN_KEY_LEN_TKIP = 32,
1733 WLAN_KEY_LEN_AES_CMAC = 16,
1736 /* Public action codes */
1737 enum ieee80211_pub_actioncode {
1738 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1741 /* TDLS action codes */
1742 enum ieee80211_tdls_actioncode {
1743 WLAN_TDLS_SETUP_REQUEST = 0,
1744 WLAN_TDLS_SETUP_RESPONSE = 1,
1745 WLAN_TDLS_SETUP_CONFIRM = 2,
1746 WLAN_TDLS_TEARDOWN = 3,
1747 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1748 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1749 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1750 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1751 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1752 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1753 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1757 * TDLS capabililites to be enabled in the 5th byte of the
1758 * @WLAN_EID_EXT_CAPABILITY information element
1760 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1761 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1763 /* TDLS specific payload type in the LLC/SNAP header */
1764 #define WLAN_TDLS_SNAP_RFTYPE 0x2
1767 * enum - mesh synchronization method identifier
1769 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1770 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
1771 * that will be specified in a vendor specific information element
1774 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1775 IEEE80211_SYNC_METHOD_VENDOR = 255,
1779 * enum - mesh path selection protocol identifier
1781 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1782 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
1783 * be specified in a vendor specific information element
1786 IEEE80211_PATH_PROTOCOL_HWMP = 1,
1787 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1791 * enum - mesh path selection metric identifier
1793 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1794 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
1795 * specified in a vendor specific information element
1798 IEEE80211_PATH_METRIC_AIRTIME = 1,
1799 IEEE80211_PATH_METRIC_VENDOR = 255,
1803 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1805 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1807 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1808 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1810 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1811 * the proactive PREQ with proactive PREP subfield set to 0
1812 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1813 * supports the proactive PREQ with proactive PREP subfield set to 1
1814 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1815 * the proactive RANN
1817 enum ieee80211_root_mode_identifier {
1818 IEEE80211_ROOTMODE_NO_ROOT = 0,
1819 IEEE80211_ROOTMODE_ROOT = 1,
1820 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1821 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1822 IEEE80211_PROACTIVE_RANN = 4,
1826 * IEEE 802.11-2007 7.3.2.9 Country information element
1828 * Minimum length is 8 octets, ie len must be evenly
1832 /* Although the spec says 8 I'm seeing 6 in practice */
1833 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
1835 /* The Country String field of the element shall be 3 octets in length */
1836 #define IEEE80211_COUNTRY_STRING_LEN 3
1839 * For regulatory extension stuff see IEEE 802.11-2007
1840 * Annex I (page 1141) and Annex J (page 1147). Also
1843 * When dot11RegulatoryClassesRequired is true and the
1844 * first_channel/reg_extension_id is >= 201 then the IE
1845 * compromises of the 'ext' struct represented below:
1847 * - Regulatory extension ID - when generating IE this just needs
1848 * to be monotonically increasing for each triplet passed in
1850 * - Regulatory class - index into set of rules
1851 * - Coverage class - index into air propagation time (Table 7-27),
1852 * in microseconds, you can compute the air propagation time from
1853 * the index by multiplying by 3, so index 10 yields a propagation
1854 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1855 * yet. A value of 0 inicates air propagation of <= 1 us.
1857 * See also Table I.2 for Emission limit sets and table
1858 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1859 * a reg_class to an emission limit set and behavior limit set.
1861 #define IEEE80211_COUNTRY_EXTENSION_ID 201
1864 * Channels numbers in the IE must be monotonically increasing
1865 * if dot11RegulatoryClassesRequired is not true.
1867 * If dot11RegulatoryClassesRequired is true consecutive
1868 * subband triplets following a regulatory triplet shall
1869 * have monotonically increasing first_channel number fields.
1871 * Channel numbers shall not overlap.
1873 * Note that max_power is signed.
1875 struct ieee80211_country_ie_triplet {
1883 u8 reg_extension_id;
1890 enum ieee80211_timeout_interval_type {
1891 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1892 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1893 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1896 /* BACK action code */
1897 enum ieee80211_back_actioncode {
1898 WLAN_ACTION_ADDBA_REQ = 0,
1899 WLAN_ACTION_ADDBA_RESP = 1,
1900 WLAN_ACTION_DELBA = 2,
1903 /* BACK (block-ack) parties */
1904 enum ieee80211_back_parties {
1905 WLAN_BACK_RECIPIENT = 0,
1906 WLAN_BACK_INITIATOR = 1,
1909 /* SA Query action */
1910 enum ieee80211_sa_query_action {
1911 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1912 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1916 /* cipher suite selectors */
1917 #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1918 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1919 #define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1920 /* reserved: 0x000FAC03 */
1921 #define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1922 #define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
1923 #define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
1924 #define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
1926 #define WLAN_CIPHER_SUITE_SMS4 0x00147201
1928 /* AKM suite selectors */
1929 #define WLAN_AKM_SUITE_8021X 0x000FAC01
1930 #define WLAN_AKM_SUITE_PSK 0x000FAC02
1931 #define WLAN_AKM_SUITE_SAE 0x000FAC08
1932 #define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
1934 #define WLAN_MAX_KEY_LEN 32
1936 #define WLAN_PMKID_LEN 16
1938 #define WLAN_OUI_WFA 0x506f9a
1939 #define WLAN_OUI_TYPE_WFA_P2P 9
1940 #define WLAN_OUI_MICROSOFT 0x0050f2
1941 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
1942 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
1943 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
1946 * WMM/802.11e Tspec Element
1948 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
1949 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
1951 enum ieee80211_tspec_status_code {
1952 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
1953 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
1956 struct ieee80211_tspec_ie {
1965 __le16 nominal_msdu;
1967 __le32 min_service_int;
1968 __le32 max_service_int;
1969 __le32 inactivity_int;
1970 __le32 suspension_int;
1971 __le32 service_start_time;
1972 __le32 min_data_rate;
1973 __le32 mean_data_rate;
1974 __le32 peak_data_rate;
1975 __le32 max_burst_size;
1977 __le32 min_phy_rate;
1983 * ieee80211_get_qos_ctl - get pointer to qos control bytes
1986 * The qos ctrl bytes come after the frame_control, duration, seq_num
1987 * and 3 or 4 addresses of length ETH_ALEN.
1988 * 3 addr: 2 + 2 + 2 + 3*6 = 24
1989 * 4 addr: 2 + 2 + 2 + 4*6 = 30
1991 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
1993 if (ieee80211_has_a4(hdr->frame_control))
1994 return (u8 *)hdr + 30;
1996 return (u8 *)hdr + 24;
2000 * ieee80211_get_SA - get pointer to SA
2003 * Given an 802.11 frame, this function returns the offset
2004 * to the source address (SA). It does not verify that the
2005 * header is long enough to contain the address, and the
2006 * header must be long enough to contain the frame control
2009 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2011 if (ieee80211_has_a4(hdr->frame_control))
2013 if (ieee80211_has_fromds(hdr->frame_control))
2019 * ieee80211_get_DA - get pointer to DA
2022 * Given an 802.11 frame, this function returns the offset
2023 * to the destination address (DA). It does not verify that
2024 * the header is long enough to contain the address, and the
2025 * header must be long enough to contain the frame control
2028 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2030 if (ieee80211_has_tods(hdr->frame_control))
2037 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2038 * @hdr: the frame (buffer must include at least the first octet of payload)
2040 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2042 if (ieee80211_is_disassoc(hdr->frame_control) ||
2043 ieee80211_is_deauth(hdr->frame_control))
2046 if (ieee80211_is_action(hdr->frame_control)) {
2050 * Action frames, excluding Public Action frames, are Robust
2051 * Management Frames. However, if we are looking at a Protected
2052 * frame, skip the check since the data may be encrypted and
2053 * the frame has already been found to be a Robust Management
2054 * Frame (by the other end).
2056 if (ieee80211_has_protected(hdr->frame_control))
2058 category = ((u8 *) hdr) + 24;
2059 return *category != WLAN_CATEGORY_PUBLIC &&
2060 *category != WLAN_CATEGORY_HT &&
2061 *category != WLAN_CATEGORY_SELF_PROTECTED &&
2062 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
2069 * ieee80211_is_public_action - check if frame is a public action frame
2071 * @len: length of the frame
2073 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2076 struct ieee80211_mgmt *mgmt = (void *)hdr;
2078 if (len < IEEE80211_MIN_ACTION_SIZE)
2080 if (!ieee80211_is_action(hdr->frame_control))
2082 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2086 * ieee80211_dsss_chan_to_freq - get channel center frequency
2087 * @channel: the DSSS channel
2089 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
2090 * Ref IEEE 802.11-2007 section 15.6
2092 static inline int ieee80211_dsss_chan_to_freq(int channel)
2094 if ((channel > 0) && (channel < 14))
2095 return 2407 + (channel * 5);
2096 else if (channel == 14)
2103 * ieee80211_freq_to_dsss_chan - get channel
2104 * @freq: the frequency
2106 * Convert frequency (MHz) to IEEE802.11 DSSS channel
2107 * Ref IEEE 802.11-2007 section 15.6
2109 * This routine selects the channel with the closest center frequency.
2111 static inline int ieee80211_freq_to_dsss_chan(int freq)
2113 if ((freq >= 2410) && (freq < 2475))
2114 return (freq - 2405) / 5;
2115 else if ((freq >= 2482) && (freq < 2487))
2122 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2125 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2131 * ieee80211_check_tim - check if AID bit is set in TIM
2133 * @tim_len: length of the TIM IE
2134 * @aid: the AID to look for
2136 static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
2137 u8 tim_len, u16 aid)
2140 u8 indexn0, indexn1, indexn2;
2142 if (unlikely(!tim || tim_len < sizeof(*tim)))
2147 mask = 1 << (aid & 7);
2149 indexn1 = tim->bitmap_ctrl & 0xfe;
2150 indexn2 = tim_len + indexn1 - 4;
2152 if (indexn0 < indexn1 || indexn0 > indexn2)
2157 return !!(tim->virtual_map[indexn0] & mask);
2160 #endif /* __LINUX_IEEE80211_H */