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
18 #include <linux/types.h>
19 #include <asm/byteorder.h>
24 * TA = transmitter address
25 * RA = receiver address
26 * DA = destination address
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)
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 #define IEEE80211_FCTL_CTL_EXT 0x0f00
52 #define IEEE80211_SCTL_FRAG 0x000F
53 #define IEEE80211_SCTL_SEQ 0xFFF0
55 #define IEEE80211_FTYPE_MGMT 0x0000
56 #define IEEE80211_FTYPE_CTL 0x0004
57 #define IEEE80211_FTYPE_DATA 0x0008
58 #define IEEE80211_FTYPE_EXT 0x000c
61 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
62 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
63 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
64 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
65 #define IEEE80211_STYPE_PROBE_REQ 0x0040
66 #define IEEE80211_STYPE_PROBE_RESP 0x0050
67 #define IEEE80211_STYPE_BEACON 0x0080
68 #define IEEE80211_STYPE_ATIM 0x0090
69 #define IEEE80211_STYPE_DISASSOC 0x00A0
70 #define IEEE80211_STYPE_AUTH 0x00B0
71 #define IEEE80211_STYPE_DEAUTH 0x00C0
72 #define IEEE80211_STYPE_ACTION 0x00D0
75 #define IEEE80211_STYPE_CTL_EXT 0x0060
76 #define IEEE80211_STYPE_BACK_REQ 0x0080
77 #define IEEE80211_STYPE_BACK 0x0090
78 #define IEEE80211_STYPE_PSPOLL 0x00A0
79 #define IEEE80211_STYPE_RTS 0x00B0
80 #define IEEE80211_STYPE_CTS 0x00C0
81 #define IEEE80211_STYPE_ACK 0x00D0
82 #define IEEE80211_STYPE_CFEND 0x00E0
83 #define IEEE80211_STYPE_CFENDACK 0x00F0
86 #define IEEE80211_STYPE_DATA 0x0000
87 #define IEEE80211_STYPE_DATA_CFACK 0x0010
88 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
89 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
90 #define IEEE80211_STYPE_NULLFUNC 0x0040
91 #define IEEE80211_STYPE_CFACK 0x0050
92 #define IEEE80211_STYPE_CFPOLL 0x0060
93 #define IEEE80211_STYPE_CFACKPOLL 0x0070
94 #define IEEE80211_STYPE_QOS_DATA 0x0080
95 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
96 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
97 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
98 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
99 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
100 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
101 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
103 /* extension, added by 802.11ad */
104 #define IEEE80211_STYPE_DMG_BEACON 0x0000
106 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
107 #define IEEE80211_CTL_EXT_POLL 0x2000
108 #define IEEE80211_CTL_EXT_SPR 0x3000
109 #define IEEE80211_CTL_EXT_GRANT 0x4000
110 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
111 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
112 #define IEEE80211_CTL_EXT_SSW 0x8000
113 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
114 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
116 /* miscellaneous IEEE 802.11 constants */
117 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
118 #define IEEE80211_MAX_RTS_THRESHOLD 2353
119 #define IEEE80211_MAX_AID 2007
120 #define IEEE80211_MAX_TIM_LEN 251
121 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
124 802.11e clarifies the figure in section 7.1.2. The frame body is
125 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
126 #define IEEE80211_MAX_DATA_LEN 2304
127 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
128 #define IEEE80211_MAX_FRAME_LEN 2352
130 #define IEEE80211_MAX_SSID_LEN 32
132 #define IEEE80211_MAX_MESH_ID_LEN 32
134 #define IEEE80211_NUM_TIDS 16
136 #define IEEE80211_QOS_CTL_LEN 2
138 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
140 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
142 #define IEEE80211_QOS_CTL_EOSP 0x0010
144 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
145 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
146 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
147 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
148 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
150 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
151 /* Mesh Control 802.11s */
152 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
154 /* U-APSD queue for WMM IEs sent by AP */
155 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
156 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
158 /* U-APSD queues for WMM IEs sent by STA */
159 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
160 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
161 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
162 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
163 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
165 /* U-APSD max SP length for WMM IEs sent by STA */
166 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
167 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
168 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
169 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
170 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
171 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
173 #define IEEE80211_HT_CTL_LEN 4
175 struct ieee80211_hdr {
176 __le16 frame_control;
185 struct ieee80211_hdr_3addr {
186 __le16 frame_control;
194 struct ieee80211_qos_hdr {
195 __le16 frame_control;
205 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
206 * @fc: frame control bytes in little-endian byteorder
208 static inline int ieee80211_has_tods(__le16 fc)
210 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
214 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
215 * @fc: frame control bytes in little-endian byteorder
217 static inline int ieee80211_has_fromds(__le16 fc)
219 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
223 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
224 * @fc: frame control bytes in little-endian byteorder
226 static inline int ieee80211_has_a4(__le16 fc)
228 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
229 return (fc & tmp) == tmp;
233 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
234 * @fc: frame control bytes in little-endian byteorder
236 static inline int ieee80211_has_morefrags(__le16 fc)
238 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
242 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
243 * @fc: frame control bytes in little-endian byteorder
245 static inline int ieee80211_has_retry(__le16 fc)
247 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
251 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
252 * @fc: frame control bytes in little-endian byteorder
254 static inline int ieee80211_has_pm(__le16 fc)
256 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
260 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
261 * @fc: frame control bytes in little-endian byteorder
263 static inline int ieee80211_has_moredata(__le16 fc)
265 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
269 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
270 * @fc: frame control bytes in little-endian byteorder
272 static inline int ieee80211_has_protected(__le16 fc)
274 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
278 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
279 * @fc: frame control bytes in little-endian byteorder
281 static inline int ieee80211_has_order(__le16 fc)
283 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
287 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
288 * @fc: frame control bytes in little-endian byteorder
290 static inline int ieee80211_is_mgmt(__le16 fc)
292 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
293 cpu_to_le16(IEEE80211_FTYPE_MGMT);
297 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
298 * @fc: frame control bytes in little-endian byteorder
300 static inline int ieee80211_is_ctl(__le16 fc)
302 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
303 cpu_to_le16(IEEE80211_FTYPE_CTL);
307 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
308 * @fc: frame control bytes in little-endian byteorder
310 static inline int ieee80211_is_data(__le16 fc)
312 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
313 cpu_to_le16(IEEE80211_FTYPE_DATA);
317 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
318 * @fc: frame control bytes in little-endian byteorder
320 static inline int ieee80211_is_data_qos(__le16 fc)
323 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
324 * to check the one bit
326 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
327 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
331 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
332 * @fc: frame control bytes in little-endian byteorder
334 static inline int ieee80211_is_data_present(__le16 fc)
337 * mask with 0x40 and test that that bit is clear to only return true
338 * for the data-containing substypes.
340 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
341 cpu_to_le16(IEEE80211_FTYPE_DATA);
345 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
346 * @fc: frame control bytes in little-endian byteorder
348 static inline int ieee80211_is_assoc_req(__le16 fc)
350 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
351 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
355 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
356 * @fc: frame control bytes in little-endian byteorder
358 static inline int ieee80211_is_assoc_resp(__le16 fc)
360 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
361 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
365 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
366 * @fc: frame control bytes in little-endian byteorder
368 static inline int ieee80211_is_reassoc_req(__le16 fc)
370 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
371 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
375 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
376 * @fc: frame control bytes in little-endian byteorder
378 static inline int ieee80211_is_reassoc_resp(__le16 fc)
380 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
381 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
385 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
386 * @fc: frame control bytes in little-endian byteorder
388 static inline int ieee80211_is_probe_req(__le16 fc)
390 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
391 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
395 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
396 * @fc: frame control bytes in little-endian byteorder
398 static inline int ieee80211_is_probe_resp(__le16 fc)
400 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
401 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
405 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
406 * @fc: frame control bytes in little-endian byteorder
408 static inline int ieee80211_is_beacon(__le16 fc)
410 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
411 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
415 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
416 * @fc: frame control bytes in little-endian byteorder
418 static inline int ieee80211_is_atim(__le16 fc)
420 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
421 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
425 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
426 * @fc: frame control bytes in little-endian byteorder
428 static inline int ieee80211_is_disassoc(__le16 fc)
430 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
431 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
435 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
436 * @fc: frame control bytes in little-endian byteorder
438 static inline int ieee80211_is_auth(__le16 fc)
440 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
441 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
445 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
446 * @fc: frame control bytes in little-endian byteorder
448 static inline int ieee80211_is_deauth(__le16 fc)
450 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
451 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
455 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
456 * @fc: frame control bytes in little-endian byteorder
458 static inline int ieee80211_is_action(__le16 fc)
460 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
461 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
465 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
466 * @fc: frame control bytes in little-endian byteorder
468 static inline int ieee80211_is_back_req(__le16 fc)
470 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
471 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
475 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
476 * @fc: frame control bytes in little-endian byteorder
478 static inline int ieee80211_is_back(__le16 fc)
480 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
481 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
485 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
486 * @fc: frame control bytes in little-endian byteorder
488 static inline int ieee80211_is_pspoll(__le16 fc)
490 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
491 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
495 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
496 * @fc: frame control bytes in little-endian byteorder
498 static inline int ieee80211_is_rts(__le16 fc)
500 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
501 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
505 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
506 * @fc: frame control bytes in little-endian byteorder
508 static inline int ieee80211_is_cts(__le16 fc)
510 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
511 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
515 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
516 * @fc: frame control bytes in little-endian byteorder
518 static inline int ieee80211_is_ack(__le16 fc)
520 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
521 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
525 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
526 * @fc: frame control bytes in little-endian byteorder
528 static inline int ieee80211_is_cfend(__le16 fc)
530 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
531 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
535 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
536 * @fc: frame control bytes in little-endian byteorder
538 static inline int ieee80211_is_cfendack(__le16 fc)
540 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
541 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
545 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
546 * @fc: frame control bytes in little-endian byteorder
548 static inline int ieee80211_is_nullfunc(__le16 fc)
550 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
551 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
555 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
556 * @fc: frame control bytes in little-endian byteorder
558 static inline int ieee80211_is_qos_nullfunc(__le16 fc)
560 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
561 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
565 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
566 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
568 static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
570 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
573 struct ieee80211s_hdr {
582 #define MESH_FLAGS_AE_A4 0x1
583 #define MESH_FLAGS_AE_A5_A6 0x2
584 #define MESH_FLAGS_AE 0x3
585 #define MESH_FLAGS_PS_DEEP 0x4
588 * enum ieee80211_preq_flags - mesh PREQ element flags
590 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
592 enum ieee80211_preq_flags {
593 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
597 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
599 * @IEEE80211_PREQ_TO_FLAG: target only subfield
600 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
602 enum ieee80211_preq_target_flags {
603 IEEE80211_PREQ_TO_FLAG = 1<<0,
604 IEEE80211_PREQ_USN_FLAG = 1<<2,
608 * struct ieee80211_quiet_ie
610 * This structure refers to "Quiet information element"
612 struct ieee80211_quiet_ie {
620 * struct ieee80211_msrment_ie
622 * This structure refers to "Measurement Request/Report information element"
624 struct ieee80211_msrment_ie {
632 * struct ieee80211_channel_sw_ie
634 * This structure refers to "Channel Switch Announcement information element"
636 struct ieee80211_channel_sw_ie {
643 * struct ieee80211_tim
645 * This structure refers to "Traffic Indication Map information element"
647 struct ieee80211_tim_ie {
651 /* variable size: 1 - 251 bytes */
656 * struct ieee80211_meshconf_ie
658 * This structure refers to "Mesh Configuration information element"
660 struct ieee80211_meshconf_ie {
671 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
673 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
674 * additional mesh peerings with other mesh STAs
675 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
676 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
679 enum mesh_config_capab_flags {
680 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
681 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
682 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
686 * struct ieee80211_rann_ie
688 * This structure refers to "Root Announcement information element"
690 struct ieee80211_rann_ie {
696 __le32 rann_interval;
700 enum ieee80211_rann_flags {
701 RANN_FLAG_IS_GATE = 1 << 0,
704 enum ieee80211_ht_chanwidth_values {
705 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
706 IEEE80211_HT_CHANWIDTH_ANY = 1,
709 #define WLAN_SA_QUERY_TR_ID_LEN 2
711 struct ieee80211_mgmt {
712 __le16 frame_control;
721 __le16 auth_transaction;
723 /* possibly followed by Challenge text */
731 __le16 listen_interval;
732 /* followed by SSID and Supported rates */
734 } __packed assoc_req;
739 /* followed by Supported rates */
741 } __packed assoc_resp, reassoc_resp;
744 __le16 listen_interval;
746 /* followed by SSID and Supported rates */
748 } __packed reassoc_req;
756 /* followed by some of SSID, Supported rates,
757 * FH Params, DS Params, CF Params, IBSS Params, TIM */
761 /* only variable items: SSID, Supported rates */
763 } __packed probe_req;
768 /* followed by some of SSID, Supported rates,
769 * FH Params, DS Params, CF Params, IBSS Params */
771 } __packed probe_resp;
780 } __packed wme_action;
785 struct ieee80211_channel_sw_ie sw_elem;
786 } __packed chan_switch;
792 struct ieee80211_msrment_ie msr_elem;
793 } __packed measurement;
799 __le16 start_seq_num;
800 } __packed addba_req;
807 } __packed addba_resp;
816 } __packed self_prot;
820 } __packed mesh_action;
823 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
832 } __packed ht_notify_cw;
838 } __packed tdls_discover_resp;
844 /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
845 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
847 /* mgmt header + 1 byte category code */
848 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
851 /* Management MIC information element (IEEE 802.11w) */
852 struct ieee80211_mmie {
856 u8 sequence_number[6];
860 struct ieee80211_vendor_ie {
868 struct ieee80211_rts {
869 __le16 frame_control;
875 struct ieee80211_cts {
876 __le16 frame_control;
881 struct ieee80211_pspoll {
882 __le16 frame_control;
890 /* Link-id information element */
891 struct ieee80211_tdls_lnkie {
892 u8 ie_type; /* Link Identifier IE */
899 struct ieee80211_tdls_data {
911 } __packed setup_req;
917 } __packed setup_resp;
922 } __packed setup_cfm;
930 } __packed discover_req;
935 * Peer-to-Peer IE attribute related definitions.
938 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
940 enum ieee80211_p2p_attr_id {
941 IEEE80211_P2P_ATTR_STATUS = 0,
942 IEEE80211_P2P_ATTR_MINOR_REASON,
943 IEEE80211_P2P_ATTR_CAPABILITY,
944 IEEE80211_P2P_ATTR_DEVICE_ID,
945 IEEE80211_P2P_ATTR_GO_INTENT,
946 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
947 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
948 IEEE80211_P2P_ATTR_GROUP_BSSID,
949 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
950 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
951 IEEE80211_P2P_ATTR_MANAGABILITY,
952 IEEE80211_P2P_ATTR_CHANNEL_LIST,
953 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
954 IEEE80211_P2P_ATTR_DEVICE_INFO,
955 IEEE80211_P2P_ATTR_GROUP_INFO,
956 IEEE80211_P2P_ATTR_GROUP_ID,
957 IEEE80211_P2P_ATTR_INTERFACE,
958 IEEE80211_P2P_ATTR_OPER_CHANNEL,
959 IEEE80211_P2P_ATTR_INVITE_FLAGS,
960 /* 19 - 220: Reserved */
961 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
963 IEEE80211_P2P_ATTR_MAX
967 * struct ieee80211_bar - HT Block Ack Request
969 * This structure refers to "HT BlockAckReq" as
970 * described in 802.11n draft section 7.2.1.7.1
972 struct ieee80211_bar {
973 __le16 frame_control;
978 __le16 start_seq_num;
981 /* 802.11 BAR control masks */
982 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
983 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
984 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
985 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
986 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
988 #define IEEE80211_HT_MCS_MASK_LEN 10
991 * struct ieee80211_mcs_info - MCS information
993 * @rx_highest: highest supported RX rate. If set represents
994 * the highest supported RX data rate in units of 1 Mbps.
995 * If this field is 0 this value should not be used to
996 * consider the highest RX data rate supported.
997 * @tx_params: TX parameters
999 struct ieee80211_mcs_info {
1000 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1006 /* 802.11n HT capability MSC set */
1007 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1008 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1009 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1010 /* value 0 == 1 stream etc */
1011 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1012 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1013 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1014 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1017 * 802.11n D5.0 20.3.5 / 20.6 says:
1018 * - indices 0 to 7 and 32 are single spatial stream
1019 * - 8 to 31 are multiple spatial streams using equal modulation
1020 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1021 * - remainder are multiple spatial streams using unequal modulation
1023 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1024 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1025 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1028 * struct ieee80211_ht_cap - HT capabilities
1030 * This structure is the "HT capabilities element" as
1031 * described in 802.11n D5.0 7.3.2.57
1033 struct ieee80211_ht_cap {
1035 u8 ampdu_params_info;
1037 /* 16 bytes MCS information */
1038 struct ieee80211_mcs_info mcs;
1040 __le16 extended_ht_cap_info;
1041 __le32 tx_BF_cap_info;
1042 u8 antenna_selection_info;
1045 /* 802.11n HT capabilities masks (for cap_info) */
1046 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1047 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1048 #define IEEE80211_HT_CAP_SM_PS 0x000C
1049 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1050 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1051 #define IEEE80211_HT_CAP_SGI_20 0x0020
1052 #define IEEE80211_HT_CAP_SGI_40 0x0040
1053 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1054 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1055 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1056 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1057 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1058 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1059 #define IEEE80211_HT_CAP_RESERVED 0x2000
1060 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1061 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1063 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1064 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1065 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1066 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1067 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1068 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1069 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1070 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1072 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1073 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1074 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1075 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1078 * Maximum length of AMPDU that the STA can receive.
1079 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1081 enum ieee80211_max_ampdu_length_exp {
1082 IEEE80211_HT_MAX_AMPDU_8K = 0,
1083 IEEE80211_HT_MAX_AMPDU_16K = 1,
1084 IEEE80211_HT_MAX_AMPDU_32K = 2,
1085 IEEE80211_HT_MAX_AMPDU_64K = 3
1088 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1090 /* Minimum MPDU start spacing */
1091 enum ieee80211_min_mpdu_spacing {
1092 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1093 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1094 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1095 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1096 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1097 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1098 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1099 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1103 * struct ieee80211_ht_operation - HT operation IE
1105 * This structure is the "HT operation element" as
1106 * described in 802.11n-2009 7.3.2.57
1108 struct ieee80211_ht_operation {
1111 __le16 operation_mode;
1117 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1118 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1119 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1120 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1121 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1122 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1124 /* for operation_mode */
1125 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1126 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1127 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1128 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1129 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1130 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1131 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1133 /* for stbc_param */
1134 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1135 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1136 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1137 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1138 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1139 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1142 /* block-ack parameters */
1143 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1144 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1145 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1146 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1147 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1150 * A-PMDU buffer sizes
1151 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1153 #define IEEE80211_MIN_AMPDU_BUF 0x8
1154 #define IEEE80211_MAX_AMPDU_BUF 0x40
1157 /* Spatial Multiplexing Power Save Modes (for capability) */
1158 #define WLAN_HT_CAP_SM_PS_STATIC 0
1159 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1160 #define WLAN_HT_CAP_SM_PS_INVALID 2
1161 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1163 /* for SM power control field lower two bits */
1164 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1165 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1166 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1169 * struct ieee80211_vht_mcs_info - VHT MCS information
1170 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1171 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1172 * STA can receive. Rate expressed in units of 1 Mbps.
1173 * If this field is 0 this value should not be used to
1174 * consider the highest RX data rate supported.
1175 * The top 3 bits of this field are reserved.
1176 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1177 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1178 * STA can transmit. Rate expressed in units of 1 Mbps.
1179 * If this field is 0 this value should not be used to
1180 * consider the highest TX data rate supported.
1181 * The top 3 bits of this field are reserved.
1183 struct ieee80211_vht_mcs_info {
1191 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1192 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1194 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1195 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1196 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1198 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1199 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1200 * both split into 8 subfields by number of streams. These values indicate
1201 * which MCSes are supported for the number of streams the value appears
1204 enum ieee80211_vht_mcs_support {
1205 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1206 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1207 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1208 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1212 * struct ieee80211_vht_cap - VHT capabilities
1214 * This structure is the "VHT capabilities element" as
1215 * described in 802.11ac D3.0 8.4.2.160
1216 * @vht_cap_info: VHT capability info
1217 * @supp_mcs: VHT MCS supported rates
1219 struct ieee80211_vht_cap {
1220 __le32 vht_cap_info;
1221 struct ieee80211_vht_mcs_info supp_mcs;
1225 * enum ieee80211_vht_chanwidth - VHT channel width
1226 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1227 * determine the channel width (20 or 40 MHz)
1228 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1229 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1230 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1232 enum ieee80211_vht_chanwidth {
1233 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1234 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1235 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1236 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1240 * struct ieee80211_vht_operation - VHT operation IE
1242 * This structure is the "VHT operation element" as
1243 * described in 802.11ac D3.0 8.4.2.161
1244 * @chan_width: Operating channel width
1245 * @center_freq_seg1_idx: center freq segment 1 index
1246 * @center_freq_seg2_idx: center freq segment 2 index
1247 * @basic_mcs_set: VHT Basic MCS rate set
1249 struct ieee80211_vht_operation {
1251 u8 center_freq_seg1_idx;
1252 u8 center_freq_seg2_idx;
1253 __le16 basic_mcs_set;
1257 #define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
1258 #define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
1259 #define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
1260 #define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
1262 /* 802.11ac VHT Capabilities */
1263 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1264 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1265 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1266 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1267 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1268 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1269 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1270 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1271 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1272 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1273 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1274 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1275 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1276 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1277 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1278 #define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
1279 #define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
1280 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1281 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1282 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1283 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1284 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1285 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1286 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1287 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1288 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1289 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1290 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1292 /* Authentication algorithms */
1293 #define WLAN_AUTH_OPEN 0
1294 #define WLAN_AUTH_SHARED_KEY 1
1295 #define WLAN_AUTH_FT 2
1296 #define WLAN_AUTH_SAE 3
1297 #define WLAN_AUTH_LEAP 128
1299 #define WLAN_AUTH_CHALLENGE_LEN 128
1301 #define WLAN_CAPABILITY_ESS (1<<0)
1302 #define WLAN_CAPABILITY_IBSS (1<<1)
1305 * A mesh STA sets the ESS and IBSS capability bits to zero.
1306 * however, this holds true for p2p probe responses (in the p2p_find
1309 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1310 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1312 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1313 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1314 #define WLAN_CAPABILITY_PRIVACY (1<<4)
1315 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1316 #define WLAN_CAPABILITY_PBCC (1<<6)
1317 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1320 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1321 #define WLAN_CAPABILITY_QOS (1<<9)
1322 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1323 #define WLAN_CAPABILITY_APSD (1<<11)
1324 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
1325 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1326 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
1327 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
1329 /* DMG (60gHz) 802.11ad */
1330 /* type - bits 0..1 */
1331 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
1332 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1333 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1334 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1336 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1337 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1338 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1339 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1341 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1342 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1345 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1346 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1347 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1349 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1350 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1351 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1353 /* 802.11g ERP information element */
1354 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1355 #define WLAN_ERP_USE_PROTECTION (1<<1)
1356 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1358 /* WLAN_ERP_BARKER_PREAMBLE values */
1360 WLAN_ERP_PREAMBLE_SHORT = 0,
1361 WLAN_ERP_PREAMBLE_LONG = 1,
1364 /* Band ID, 802.11ad #8.4.1.45 */
1366 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1367 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1368 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1369 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1370 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1371 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1375 enum ieee80211_statuscode {
1376 WLAN_STATUS_SUCCESS = 0,
1377 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1378 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1379 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1380 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1381 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1382 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1383 WLAN_STATUS_CHALLENGE_FAIL = 15,
1384 WLAN_STATUS_AUTH_TIMEOUT = 16,
1385 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1386 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1388 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1389 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1390 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1392 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1393 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1394 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1396 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1397 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1399 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1400 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1402 WLAN_STATUS_INVALID_IE = 40,
1403 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1404 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1405 WLAN_STATUS_INVALID_AKMP = 43,
1406 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1407 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1408 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1410 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1411 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1412 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1413 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1414 WLAN_STATUS_REQUEST_DECLINED = 37,
1415 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1416 WLAN_STATUS_CHANGE_TSPEC = 39,
1417 WLAN_STATUS_WAIT_TS_DELAY = 47,
1418 WLAN_STATUS_NO_DIRECT_LINK = 48,
1419 WLAN_STATUS_STA_NOT_PRESENT = 49,
1420 WLAN_STATUS_STA_NOT_QSTA = 50,
1422 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1423 WLAN_STATUS_FCG_NOT_SUPP = 78,
1424 WLAN_STATUS_STA_NO_TBTT = 78,
1426 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1427 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1428 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1429 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1430 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1431 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1432 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1433 WLAN_STATUS_REJECT_DSE_BAND = 96,
1434 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1435 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1440 enum ieee80211_reasoncode {
1441 WLAN_REASON_UNSPECIFIED = 1,
1442 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1443 WLAN_REASON_DEAUTH_LEAVING = 3,
1444 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1445 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1446 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1447 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1448 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1449 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1451 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1452 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1454 WLAN_REASON_INVALID_IE = 13,
1455 WLAN_REASON_MIC_FAILURE = 14,
1456 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1457 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1458 WLAN_REASON_IE_DIFFERENT = 17,
1459 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1460 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1461 WLAN_REASON_INVALID_AKMP = 20,
1462 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1463 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1464 WLAN_REASON_IEEE8021X_FAILED = 23,
1465 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1467 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1468 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1469 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1470 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1471 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1472 WLAN_REASON_QSTA_NOT_USE = 37,
1473 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1474 WLAN_REASON_QSTA_TIMEOUT = 39,
1475 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1477 WLAN_REASON_MESH_PEER_CANCELED = 52,
1478 WLAN_REASON_MESH_MAX_PEERS = 53,
1479 WLAN_REASON_MESH_CONFIG = 54,
1480 WLAN_REASON_MESH_CLOSE = 55,
1481 WLAN_REASON_MESH_MAX_RETRIES = 56,
1482 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1483 WLAN_REASON_MESH_INVALID_GTK = 58,
1484 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1485 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1486 WLAN_REASON_MESH_PATH_ERROR = 61,
1487 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1488 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1489 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1490 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1491 WLAN_REASON_MESH_CHAN = 66,
1495 /* Information Element IDs */
1496 enum ieee80211_eid {
1498 WLAN_EID_SUPP_RATES = 1,
1499 WLAN_EID_FH_PARAMS = 2,
1500 WLAN_EID_DS_PARAMS = 3,
1501 WLAN_EID_CF_PARAMS = 4,
1503 WLAN_EID_IBSS_PARAMS = 6,
1504 WLAN_EID_CHALLENGE = 16,
1506 WLAN_EID_COUNTRY = 7,
1507 WLAN_EID_HP_PARAMS = 8,
1508 WLAN_EID_HP_TABLE = 9,
1509 WLAN_EID_REQUEST = 10,
1511 WLAN_EID_QBSS_LOAD = 11,
1512 WLAN_EID_EDCA_PARAM_SET = 12,
1513 WLAN_EID_TSPEC = 13,
1514 WLAN_EID_TCLAS = 14,
1515 WLAN_EID_SCHEDULE = 15,
1516 WLAN_EID_TS_DELAY = 43,
1517 WLAN_EID_TCLAS_PROCESSING = 44,
1518 WLAN_EID_QOS_CAPA = 46,
1520 WLAN_EID_LINK_ID = 101,
1522 WLAN_EID_MESH_CONFIG = 113,
1523 WLAN_EID_MESH_ID = 114,
1524 WLAN_EID_LINK_METRIC_REPORT = 115,
1525 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1526 WLAN_EID_PEER_MGMT = 117,
1527 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1528 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1529 WLAN_EID_BEACON_TIMING = 120,
1530 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1531 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1532 WLAN_EID_MCCAOP_ADVERT = 123,
1533 WLAN_EID_MCCAOP_TEARDOWN = 124,
1534 WLAN_EID_GANN = 125,
1535 WLAN_EID_RANN = 126,
1536 WLAN_EID_PREQ = 130,
1537 WLAN_EID_PREP = 131,
1538 WLAN_EID_PERR = 132,
1540 WLAN_EID_PXUC = 138,
1541 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1544 WLAN_EID_PWR_CONSTRAINT = 32,
1545 WLAN_EID_PWR_CAPABILITY = 33,
1546 WLAN_EID_TPC_REQUEST = 34,
1547 WLAN_EID_TPC_REPORT = 35,
1548 WLAN_EID_SUPPORTED_CHANNELS = 36,
1549 WLAN_EID_CHANNEL_SWITCH = 37,
1550 WLAN_EID_MEASURE_REQUEST = 38,
1551 WLAN_EID_MEASURE_REPORT = 39,
1552 WLAN_EID_QUIET = 40,
1553 WLAN_EID_IBSS_DFS = 41,
1555 WLAN_EID_ERP_INFO = 42,
1556 WLAN_EID_EXT_SUPP_RATES = 50,
1558 WLAN_EID_HT_CAPABILITY = 45,
1559 WLAN_EID_HT_OPERATION = 61,
1563 WLAN_EID_VENDOR_SPECIFIC = 221,
1564 WLAN_EID_QOS_PARAMETER = 222,
1566 WLAN_EID_AP_CHAN_REPORT = 51,
1567 WLAN_EID_NEIGHBOR_REPORT = 52,
1569 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1570 WLAN_EID_ANTENNA_INFO = 64,
1572 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1573 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1574 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1575 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1576 WLAN_EID_MULTIPLE_BSSID = 71,
1577 WLAN_EID_BSS_COEX_2040 = 72,
1578 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1579 WLAN_EID_EXT_CAPABILITY = 127,
1581 WLAN_EID_MOBILITY_DOMAIN = 54,
1582 WLAN_EID_FAST_BSS_TRANSITION = 55,
1583 WLAN_EID_TIMEOUT_INTERVAL = 56,
1584 WLAN_EID_RIC_DATA = 57,
1585 WLAN_EID_RIC_DESCRIPTOR = 75,
1587 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1588 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1589 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1591 WLAN_EID_VHT_CAPABILITY = 191,
1592 WLAN_EID_VHT_OPERATION = 192,
1595 WLAN_EID_NON_TX_BSSID_CAP = 83,
1596 WLAN_EID_WAKEUP_SCHEDULE = 143,
1597 WLAN_EID_EXT_SCHEDULE = 144,
1598 WLAN_EID_STA_AVAILABILITY = 145,
1599 WLAN_EID_DMG_TSPEC = 146,
1600 WLAN_EID_DMG_AT = 147,
1601 WLAN_EID_DMG_CAP = 148,
1602 WLAN_EID_DMG_OPERATION = 151,
1603 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1604 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1605 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1606 WLAN_EID_AWAKE_WINDOW = 157,
1607 WLAN_EID_MULTI_BAND = 158,
1608 WLAN_EID_ADDBA_EXT = 159,
1609 WLAN_EID_NEXT_PCP_LIST = 160,
1610 WLAN_EID_PCP_HANDOVER = 161,
1611 WLAN_EID_DMG_LINK_MARGIN = 162,
1612 WLAN_EID_SWITCHING_STREAM = 163,
1613 WLAN_EID_SESSION_TRANSITION = 164,
1614 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1615 WLAN_EID_CLUSTER_REPORT = 166,
1616 WLAN_EID_RELAY_CAP = 167,
1617 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1618 WLAN_EID_BEAM_LINK_MAINT = 169,
1619 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1620 WLAN_EID_U_PID = 171,
1621 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1622 WLAN_EID_QUIET_PERIOD_REQ = 175,
1623 WLAN_EID_QUIET_PERIOD_RESP = 177,
1624 WLAN_EID_EPAC_POLICY = 182,
1625 WLAN_EID_CLISTER_TIME_OFF = 183,
1626 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1629 /* Action category code */
1630 enum ieee80211_category {
1631 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1632 WLAN_CATEGORY_QOS = 1,
1633 WLAN_CATEGORY_DLS = 2,
1634 WLAN_CATEGORY_BACK = 3,
1635 WLAN_CATEGORY_PUBLIC = 4,
1636 WLAN_CATEGORY_HT = 7,
1637 WLAN_CATEGORY_SA_QUERY = 8,
1638 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1639 WLAN_CATEGORY_TDLS = 12,
1640 WLAN_CATEGORY_MESH_ACTION = 13,
1641 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1642 WLAN_CATEGORY_SELF_PROTECTED = 15,
1643 WLAN_CATEGORY_DMG = 16,
1644 WLAN_CATEGORY_WMM = 17,
1645 WLAN_CATEGORY_FST = 18,
1646 WLAN_CATEGORY_UNPROT_DMG = 20,
1647 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1648 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
1651 /* SPECTRUM_MGMT action code */
1652 enum ieee80211_spectrum_mgmt_actioncode {
1653 WLAN_ACTION_SPCT_MSR_REQ = 0,
1654 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1655 WLAN_ACTION_SPCT_TPC_REQ = 2,
1656 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1657 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1660 /* HT action codes */
1661 enum ieee80211_ht_actioncode {
1662 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1663 WLAN_HT_ACTION_SMPS = 1,
1664 WLAN_HT_ACTION_PSMP = 2,
1665 WLAN_HT_ACTION_PCO_PHASE = 3,
1666 WLAN_HT_ACTION_CSI = 4,
1667 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1668 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1669 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1672 /* Self Protected Action codes */
1673 enum ieee80211_self_protected_actioncode {
1674 WLAN_SP_RESERVED = 0,
1675 WLAN_SP_MESH_PEERING_OPEN = 1,
1676 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1677 WLAN_SP_MESH_PEERING_CLOSE = 3,
1678 WLAN_SP_MGK_INFORM = 4,
1679 WLAN_SP_MGK_ACK = 5,
1682 /* Mesh action codes */
1683 enum ieee80211_mesh_actioncode {
1684 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1685 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1686 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1687 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1688 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1689 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1690 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1691 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1692 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1693 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1694 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1697 /* Security key length */
1698 enum ieee80211_key_len {
1699 WLAN_KEY_LEN_WEP40 = 5,
1700 WLAN_KEY_LEN_WEP104 = 13,
1701 WLAN_KEY_LEN_CCMP = 16,
1702 WLAN_KEY_LEN_TKIP = 32,
1703 WLAN_KEY_LEN_AES_CMAC = 16,
1706 /* Public action codes */
1707 enum ieee80211_pub_actioncode {
1708 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1711 /* TDLS action codes */
1712 enum ieee80211_tdls_actioncode {
1713 WLAN_TDLS_SETUP_REQUEST = 0,
1714 WLAN_TDLS_SETUP_RESPONSE = 1,
1715 WLAN_TDLS_SETUP_CONFIRM = 2,
1716 WLAN_TDLS_TEARDOWN = 3,
1717 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1718 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1719 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1720 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1721 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1722 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1723 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1727 * TDLS capabililites to be enabled in the 5th byte of the
1728 * @WLAN_EID_EXT_CAPABILITY information element
1730 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1731 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1733 /* TDLS specific payload type in the LLC/SNAP header */
1734 #define WLAN_TDLS_SNAP_RFTYPE 0x2
1737 * enum - mesh synchronization method identifier
1739 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1740 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
1741 * that will be specified in a vendor specific information element
1744 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1745 IEEE80211_SYNC_METHOD_VENDOR = 255,
1749 * enum - mesh path selection protocol identifier
1751 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1752 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
1753 * be specified in a vendor specific information element
1756 IEEE80211_PATH_PROTOCOL_HWMP = 1,
1757 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1761 * enum - mesh path selection metric identifier
1763 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1764 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
1765 * specified in a vendor specific information element
1768 IEEE80211_PATH_METRIC_AIRTIME = 1,
1769 IEEE80211_PATH_METRIC_VENDOR = 255,
1773 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1775 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1777 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1778 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1780 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1781 * the proactive PREQ with proactive PREP subfield set to 0
1782 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1783 * supports the proactive PREQ with proactive PREP subfield set to 1
1784 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1785 * the proactive RANN
1787 enum ieee80211_root_mode_identifier {
1788 IEEE80211_ROOTMODE_NO_ROOT = 0,
1789 IEEE80211_ROOTMODE_ROOT = 1,
1790 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1791 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1792 IEEE80211_PROACTIVE_RANN = 4,
1796 * IEEE 802.11-2007 7.3.2.9 Country information element
1798 * Minimum length is 8 octets, ie len must be evenly
1802 /* Although the spec says 8 I'm seeing 6 in practice */
1803 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
1805 /* The Country String field of the element shall be 3 octets in length */
1806 #define IEEE80211_COUNTRY_STRING_LEN 3
1809 * For regulatory extension stuff see IEEE 802.11-2007
1810 * Annex I (page 1141) and Annex J (page 1147). Also
1813 * When dot11RegulatoryClassesRequired is true and the
1814 * first_channel/reg_extension_id is >= 201 then the IE
1815 * compromises of the 'ext' struct represented below:
1817 * - Regulatory extension ID - when generating IE this just needs
1818 * to be monotonically increasing for each triplet passed in
1820 * - Regulatory class - index into set of rules
1821 * - Coverage class - index into air propagation time (Table 7-27),
1822 * in microseconds, you can compute the air propagation time from
1823 * the index by multiplying by 3, so index 10 yields a propagation
1824 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1825 * yet. A value of 0 inicates air propagation of <= 1 us.
1827 * See also Table I.2 for Emission limit sets and table
1828 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1829 * a reg_class to an emission limit set and behavior limit set.
1831 #define IEEE80211_COUNTRY_EXTENSION_ID 201
1834 * Channels numbers in the IE must be monotonically increasing
1835 * if dot11RegulatoryClassesRequired is not true.
1837 * If dot11RegulatoryClassesRequired is true consecutive
1838 * subband triplets following a regulatory triplet shall
1839 * have monotonically increasing first_channel number fields.
1841 * Channel numbers shall not overlap.
1843 * Note that max_power is signed.
1845 struct ieee80211_country_ie_triplet {
1853 u8 reg_extension_id;
1860 enum ieee80211_timeout_interval_type {
1861 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1862 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1863 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1866 /* BACK action code */
1867 enum ieee80211_back_actioncode {
1868 WLAN_ACTION_ADDBA_REQ = 0,
1869 WLAN_ACTION_ADDBA_RESP = 1,
1870 WLAN_ACTION_DELBA = 2,
1873 /* BACK (block-ack) parties */
1874 enum ieee80211_back_parties {
1875 WLAN_BACK_RECIPIENT = 0,
1876 WLAN_BACK_INITIATOR = 1,
1879 /* SA Query action */
1880 enum ieee80211_sa_query_action {
1881 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1882 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1886 /* cipher suite selectors */
1887 #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1888 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1889 #define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1890 /* reserved: 0x000FAC03 */
1891 #define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1892 #define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
1893 #define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
1894 #define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
1896 #define WLAN_CIPHER_SUITE_SMS4 0x00147201
1898 /* AKM suite selectors */
1899 #define WLAN_AKM_SUITE_8021X 0x000FAC01
1900 #define WLAN_AKM_SUITE_PSK 0x000FAC02
1901 #define WLAN_AKM_SUITE_SAE 0x000FAC08
1902 #define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
1904 #define WLAN_MAX_KEY_LEN 32
1906 #define WLAN_PMKID_LEN 16
1908 #define WLAN_OUI_WFA 0x506f9a
1909 #define WLAN_OUI_TYPE_WFA_P2P 9
1910 #define WLAN_OUI_MICROSOFT 0x0050f2
1911 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
1912 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
1913 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
1916 * WMM/802.11e Tspec Element
1918 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
1919 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
1921 enum ieee80211_tspec_status_code {
1922 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
1923 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
1926 struct ieee80211_tspec_ie {
1935 __le16 nominal_msdu;
1937 __le32 min_service_int;
1938 __le32 max_service_int;
1939 __le32 inactivity_int;
1940 __le32 suspension_int;
1941 __le32 service_start_time;
1942 __le32 min_data_rate;
1943 __le32 mean_data_rate;
1944 __le32 peak_data_rate;
1945 __le32 max_burst_size;
1947 __le32 min_phy_rate;
1953 * ieee80211_get_qos_ctl - get pointer to qos control bytes
1956 * The qos ctrl bytes come after the frame_control, duration, seq_num
1957 * and 3 or 4 addresses of length ETH_ALEN.
1958 * 3 addr: 2 + 2 + 2 + 3*6 = 24
1959 * 4 addr: 2 + 2 + 2 + 4*6 = 30
1961 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
1963 if (ieee80211_has_a4(hdr->frame_control))
1964 return (u8 *)hdr + 30;
1966 return (u8 *)hdr + 24;
1970 * ieee80211_get_SA - get pointer to SA
1973 * Given an 802.11 frame, this function returns the offset
1974 * to the source address (SA). It does not verify that the
1975 * header is long enough to contain the address, and the
1976 * header must be long enough to contain the frame control
1979 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
1981 if (ieee80211_has_a4(hdr->frame_control))
1983 if (ieee80211_has_fromds(hdr->frame_control))
1989 * ieee80211_get_DA - get pointer to DA
1992 * Given an 802.11 frame, this function returns the offset
1993 * to the destination address (DA). It does not verify that
1994 * the header is long enough to contain the address, and the
1995 * header must be long enough to contain the frame control
1998 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2000 if (ieee80211_has_tods(hdr->frame_control))
2007 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2008 * @hdr: the frame (buffer must include at least the first octet of payload)
2010 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2012 if (ieee80211_is_disassoc(hdr->frame_control) ||
2013 ieee80211_is_deauth(hdr->frame_control))
2016 if (ieee80211_is_action(hdr->frame_control)) {
2020 * Action frames, excluding Public Action frames, are Robust
2021 * Management Frames. However, if we are looking at a Protected
2022 * frame, skip the check since the data may be encrypted and
2023 * the frame has already been found to be a Robust Management
2024 * Frame (by the other end).
2026 if (ieee80211_has_protected(hdr->frame_control))
2028 category = ((u8 *) hdr) + 24;
2029 return *category != WLAN_CATEGORY_PUBLIC &&
2030 *category != WLAN_CATEGORY_HT &&
2031 *category != WLAN_CATEGORY_SELF_PROTECTED &&
2032 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
2039 * ieee80211_is_public_action - check if frame is a public action frame
2041 * @len: length of the frame
2043 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2046 struct ieee80211_mgmt *mgmt = (void *)hdr;
2048 if (len < IEEE80211_MIN_ACTION_SIZE)
2050 if (!ieee80211_is_action(hdr->frame_control))
2052 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2056 * ieee80211_dsss_chan_to_freq - get channel center frequency
2057 * @channel: the DSSS channel
2059 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
2060 * Ref IEEE 802.11-2007 section 15.6
2062 static inline int ieee80211_dsss_chan_to_freq(int channel)
2064 if ((channel > 0) && (channel < 14))
2065 return 2407 + (channel * 5);
2066 else if (channel == 14)
2073 * ieee80211_freq_to_dsss_chan - get channel
2074 * @freq: the frequency
2076 * Convert frequency (MHz) to IEEE802.11 DSSS channel
2077 * Ref IEEE 802.11-2007 section 15.6
2079 * This routine selects the channel with the closest center frequency.
2081 static inline int ieee80211_freq_to_dsss_chan(int freq)
2083 if ((freq >= 2410) && (freq < 2475))
2084 return (freq - 2405) / 5;
2085 else if ((freq >= 2482) && (freq < 2487))
2092 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2095 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2101 * ieee80211_check_tim - check if AID bit is set in TIM
2103 * @tim_len: length of the TIM IE
2104 * @aid: the AID to look for
2106 static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
2107 u8 tim_len, u16 aid)
2110 u8 index, indexn1, indexn2;
2112 if (unlikely(!tim || tim_len < sizeof(*tim)))
2117 mask = 1 << (aid & 7);
2119 indexn1 = tim->bitmap_ctrl & 0xfe;
2120 indexn2 = tim_len + indexn1 - 4;
2122 if (index < indexn1 || index > indexn2)
2127 return !!(tim->virtual_map[index] & mask);
2130 #endif /* LINUX_IEEE80211_H */