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>
9 * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
10 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
11 * Copyright (c) 2018 Intel Corporation
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License version 2 as
15 * published by the Free Software Foundation.
18 #ifndef LINUX_IEEE80211_H
19 #define LINUX_IEEE80211_H
21 #include <linux/types.h>
22 #include <linux/if_ether.h>
23 #include <linux/etherdevice.h>
24 #include <asm/byteorder.h>
25 #include <asm/unaligned.h>
30 * TA = transmitter address
31 * RA = receiver address
32 * DA = destination address
35 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
36 * -----------------------------------------------------------------
37 * 0 0 DA SA BSSID - IBSS/DLS
38 * 0 1 DA BSSID SA - AP -> STA
39 * 1 0 BSSID SA DA - AP <- STA
40 * 1 1 RA TA DA SA unspecified (WDS)
45 #define IEEE80211_FCTL_VERS 0x0003
46 #define IEEE80211_FCTL_FTYPE 0x000c
47 #define IEEE80211_FCTL_STYPE 0x00f0
48 #define IEEE80211_FCTL_TODS 0x0100
49 #define IEEE80211_FCTL_FROMDS 0x0200
50 #define IEEE80211_FCTL_MOREFRAGS 0x0400
51 #define IEEE80211_FCTL_RETRY 0x0800
52 #define IEEE80211_FCTL_PM 0x1000
53 #define IEEE80211_FCTL_MOREDATA 0x2000
54 #define IEEE80211_FCTL_PROTECTED 0x4000
55 #define IEEE80211_FCTL_ORDER 0x8000
56 #define IEEE80211_FCTL_CTL_EXT 0x0f00
58 #define IEEE80211_SCTL_FRAG 0x000F
59 #define IEEE80211_SCTL_SEQ 0xFFF0
61 #define IEEE80211_FTYPE_MGMT 0x0000
62 #define IEEE80211_FTYPE_CTL 0x0004
63 #define IEEE80211_FTYPE_DATA 0x0008
64 #define IEEE80211_FTYPE_EXT 0x000c
67 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
68 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
69 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
70 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
71 #define IEEE80211_STYPE_PROBE_REQ 0x0040
72 #define IEEE80211_STYPE_PROBE_RESP 0x0050
73 #define IEEE80211_STYPE_BEACON 0x0080
74 #define IEEE80211_STYPE_ATIM 0x0090
75 #define IEEE80211_STYPE_DISASSOC 0x00A0
76 #define IEEE80211_STYPE_AUTH 0x00B0
77 #define IEEE80211_STYPE_DEAUTH 0x00C0
78 #define IEEE80211_STYPE_ACTION 0x00D0
81 #define IEEE80211_STYPE_CTL_EXT 0x0060
82 #define IEEE80211_STYPE_BACK_REQ 0x0080
83 #define IEEE80211_STYPE_BACK 0x0090
84 #define IEEE80211_STYPE_PSPOLL 0x00A0
85 #define IEEE80211_STYPE_RTS 0x00B0
86 #define IEEE80211_STYPE_CTS 0x00C0
87 #define IEEE80211_STYPE_ACK 0x00D0
88 #define IEEE80211_STYPE_CFEND 0x00E0
89 #define IEEE80211_STYPE_CFENDACK 0x00F0
92 #define IEEE80211_STYPE_DATA 0x0000
93 #define IEEE80211_STYPE_DATA_CFACK 0x0010
94 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
95 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
96 #define IEEE80211_STYPE_NULLFUNC 0x0040
97 #define IEEE80211_STYPE_CFACK 0x0050
98 #define IEEE80211_STYPE_CFPOLL 0x0060
99 #define IEEE80211_STYPE_CFACKPOLL 0x0070
100 #define IEEE80211_STYPE_QOS_DATA 0x0080
101 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
102 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
103 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
104 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
105 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
106 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
107 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
109 /* extension, added by 802.11ad */
110 #define IEEE80211_STYPE_DMG_BEACON 0x0000
112 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
113 #define IEEE80211_CTL_EXT_POLL 0x2000
114 #define IEEE80211_CTL_EXT_SPR 0x3000
115 #define IEEE80211_CTL_EXT_GRANT 0x4000
116 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
117 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
118 #define IEEE80211_CTL_EXT_SSW 0x8000
119 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
120 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
123 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
124 #define IEEE80211_MAX_SN IEEE80211_SN_MASK
125 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
127 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
129 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
132 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
134 return (sn1 + sn2) & IEEE80211_SN_MASK;
137 static inline u16 ieee80211_sn_inc(u16 sn)
139 return ieee80211_sn_add(sn, 1);
142 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
144 return (sn1 - sn2) & IEEE80211_SN_MASK;
147 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
148 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
150 /* miscellaneous IEEE 802.11 constants */
151 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
152 #define IEEE80211_MAX_RTS_THRESHOLD 2353
153 #define IEEE80211_MAX_AID 2007
154 #define IEEE80211_MAX_TIM_LEN 251
155 #define IEEE80211_MAX_MESH_PEERINGS 63
156 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
159 802.11e clarifies the figure in section 7.1.2. The frame body is
160 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
161 #define IEEE80211_MAX_DATA_LEN 2304
162 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
163 * to 7920 bytes, see 8.2.3 General frame format
165 #define IEEE80211_MAX_DATA_LEN_DMG 7920
166 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
167 #define IEEE80211_MAX_FRAME_LEN 2352
169 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
170 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
172 /* Maximal size of an A-MSDU */
173 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
174 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
176 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
177 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
178 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
180 #define IEEE80211_MAX_SSID_LEN 32
182 #define IEEE80211_MAX_MESH_ID_LEN 32
184 #define IEEE80211_FIRST_TSPEC_TSID 8
185 #define IEEE80211_NUM_TIDS 16
187 /* number of user priorities 802.11 uses */
188 #define IEEE80211_NUM_UPS 8
190 #define IEEE80211_NUM_ACS 4
192 #define IEEE80211_QOS_CTL_LEN 2
194 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
196 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
198 #define IEEE80211_QOS_CTL_EOSP 0x0010
200 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
201 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
202 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
203 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
204 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
206 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
207 /* Mesh Control 802.11s */
208 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
210 /* Mesh Power Save Level */
211 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
212 /* Mesh Receiver Service Period Initiated */
213 #define IEEE80211_QOS_CTL_RSPI 0x0400
215 /* U-APSD queue for WMM IEs sent by AP */
216 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
217 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
219 /* U-APSD queues for WMM IEs sent by STA */
220 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
221 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
222 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
223 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
224 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
226 /* U-APSD max SP length for WMM IEs sent by STA */
227 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
228 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
229 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
230 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
231 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
232 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
234 #define IEEE80211_HT_CTL_LEN 4
236 struct ieee80211_hdr {
237 __le16 frame_control;
244 } __packed __aligned(2);
246 struct ieee80211_hdr_3addr {
247 __le16 frame_control;
253 } __packed __aligned(2);
255 struct ieee80211_qos_hdr {
256 __le16 frame_control;
263 } __packed __aligned(2);
266 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
267 * @fc: frame control bytes in little-endian byteorder
269 static inline bool ieee80211_has_tods(__le16 fc)
271 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
275 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
276 * @fc: frame control bytes in little-endian byteorder
278 static inline bool ieee80211_has_fromds(__le16 fc)
280 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
284 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
285 * @fc: frame control bytes in little-endian byteorder
287 static inline bool ieee80211_has_a4(__le16 fc)
289 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
290 return (fc & tmp) == tmp;
294 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
295 * @fc: frame control bytes in little-endian byteorder
297 static inline bool ieee80211_has_morefrags(__le16 fc)
299 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
303 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
304 * @fc: frame control bytes in little-endian byteorder
306 static inline bool ieee80211_has_retry(__le16 fc)
308 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
312 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
313 * @fc: frame control bytes in little-endian byteorder
315 static inline bool ieee80211_has_pm(__le16 fc)
317 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
321 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
322 * @fc: frame control bytes in little-endian byteorder
324 static inline bool ieee80211_has_moredata(__le16 fc)
326 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
330 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
331 * @fc: frame control bytes in little-endian byteorder
333 static inline bool ieee80211_has_protected(__le16 fc)
335 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
339 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
340 * @fc: frame control bytes in little-endian byteorder
342 static inline bool ieee80211_has_order(__le16 fc)
344 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
348 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
349 * @fc: frame control bytes in little-endian byteorder
351 static inline bool ieee80211_is_mgmt(__le16 fc)
353 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
354 cpu_to_le16(IEEE80211_FTYPE_MGMT);
358 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
359 * @fc: frame control bytes in little-endian byteorder
361 static inline bool ieee80211_is_ctl(__le16 fc)
363 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
364 cpu_to_le16(IEEE80211_FTYPE_CTL);
368 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
369 * @fc: frame control bytes in little-endian byteorder
371 static inline bool ieee80211_is_data(__le16 fc)
373 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
374 cpu_to_le16(IEEE80211_FTYPE_DATA);
378 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
379 * @fc: frame control bytes in little-endian byteorder
381 static inline bool ieee80211_is_data_qos(__le16 fc)
384 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
385 * to check the one bit
387 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
388 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
392 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
393 * @fc: frame control bytes in little-endian byteorder
395 static inline bool ieee80211_is_data_present(__le16 fc)
398 * mask with 0x40 and test that that bit is clear to only return true
399 * for the data-containing substypes.
401 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
402 cpu_to_le16(IEEE80211_FTYPE_DATA);
406 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
407 * @fc: frame control bytes in little-endian byteorder
409 static inline bool ieee80211_is_assoc_req(__le16 fc)
411 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
412 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
416 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
417 * @fc: frame control bytes in little-endian byteorder
419 static inline bool ieee80211_is_assoc_resp(__le16 fc)
421 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
422 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
426 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
427 * @fc: frame control bytes in little-endian byteorder
429 static inline bool ieee80211_is_reassoc_req(__le16 fc)
431 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
432 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
436 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
437 * @fc: frame control bytes in little-endian byteorder
439 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
441 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
442 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
446 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
447 * @fc: frame control bytes in little-endian byteorder
449 static inline bool ieee80211_is_probe_req(__le16 fc)
451 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
452 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
456 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
457 * @fc: frame control bytes in little-endian byteorder
459 static inline bool ieee80211_is_probe_resp(__le16 fc)
461 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
462 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
466 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
467 * @fc: frame control bytes in little-endian byteorder
469 static inline bool ieee80211_is_beacon(__le16 fc)
471 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
472 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
476 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
477 * @fc: frame control bytes in little-endian byteorder
479 static inline bool ieee80211_is_atim(__le16 fc)
481 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
482 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
486 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
487 * @fc: frame control bytes in little-endian byteorder
489 static inline bool ieee80211_is_disassoc(__le16 fc)
491 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
492 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
496 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
497 * @fc: frame control bytes in little-endian byteorder
499 static inline bool ieee80211_is_auth(__le16 fc)
501 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
502 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
506 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
507 * @fc: frame control bytes in little-endian byteorder
509 static inline bool ieee80211_is_deauth(__le16 fc)
511 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
512 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
516 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
517 * @fc: frame control bytes in little-endian byteorder
519 static inline bool ieee80211_is_action(__le16 fc)
521 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
522 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
526 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
527 * @fc: frame control bytes in little-endian byteorder
529 static inline bool ieee80211_is_back_req(__le16 fc)
531 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
532 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
536 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
537 * @fc: frame control bytes in little-endian byteorder
539 static inline bool ieee80211_is_back(__le16 fc)
541 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
542 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
546 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
547 * @fc: frame control bytes in little-endian byteorder
549 static inline bool ieee80211_is_pspoll(__le16 fc)
551 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
552 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
556 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
557 * @fc: frame control bytes in little-endian byteorder
559 static inline bool ieee80211_is_rts(__le16 fc)
561 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
562 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
566 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
567 * @fc: frame control bytes in little-endian byteorder
569 static inline bool ieee80211_is_cts(__le16 fc)
571 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
572 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
576 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
577 * @fc: frame control bytes in little-endian byteorder
579 static inline bool ieee80211_is_ack(__le16 fc)
581 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
582 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
586 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
587 * @fc: frame control bytes in little-endian byteorder
589 static inline bool ieee80211_is_cfend(__le16 fc)
591 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
592 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
596 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
597 * @fc: frame control bytes in little-endian byteorder
599 static inline bool ieee80211_is_cfendack(__le16 fc)
601 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
602 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
606 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
607 * @fc: frame control bytes in little-endian byteorder
609 static inline bool ieee80211_is_nullfunc(__le16 fc)
611 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
612 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
616 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
617 * @fc: frame control bytes in little-endian byteorder
619 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
621 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
622 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
626 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
627 * @fc: frame control bytes in little-endian byteorder
629 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
631 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
635 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
636 * @fc: frame control field in little-endian byteorder
638 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
640 /* IEEE 802.11-2012, definition of "bufferable management frame";
641 * note that this ignores the IBSS special case. */
642 return ieee80211_is_mgmt(fc) &&
643 (ieee80211_is_action(fc) ||
644 ieee80211_is_disassoc(fc) ||
645 ieee80211_is_deauth(fc));
649 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
650 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
652 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
654 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
658 * ieee80211_is_frag - check if a frame is a fragment
659 * @hdr: 802.11 header of the frame
661 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
663 return ieee80211_has_morefrags(hdr->frame_control) ||
664 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
667 struct ieee80211s_hdr {
673 } __packed __aligned(2);
676 #define MESH_FLAGS_AE_A4 0x1
677 #define MESH_FLAGS_AE_A5_A6 0x2
678 #define MESH_FLAGS_AE 0x3
679 #define MESH_FLAGS_PS_DEEP 0x4
682 * enum ieee80211_preq_flags - mesh PREQ element flags
684 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
686 enum ieee80211_preq_flags {
687 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
691 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
693 * @IEEE80211_PREQ_TO_FLAG: target only subfield
694 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
696 enum ieee80211_preq_target_flags {
697 IEEE80211_PREQ_TO_FLAG = 1<<0,
698 IEEE80211_PREQ_USN_FLAG = 1<<2,
702 * struct ieee80211_quiet_ie
704 * This structure refers to "Quiet information element"
706 struct ieee80211_quiet_ie {
714 * struct ieee80211_msrment_ie
716 * This structure refers to "Measurement Request/Report information element"
718 struct ieee80211_msrment_ie {
726 * struct ieee80211_channel_sw_ie
728 * This structure refers to "Channel Switch Announcement information element"
730 struct ieee80211_channel_sw_ie {
737 * struct ieee80211_ext_chansw_ie
739 * This structure represents the "Extended Channel Switch Announcement element"
741 struct ieee80211_ext_chansw_ie {
743 u8 new_operating_class;
749 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
750 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
752 * This structure represents the "Secondary Channel Offset element"
754 struct ieee80211_sec_chan_offs_ie {
759 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
761 * This structure represents the "Mesh Channel Switch Paramters element"
763 struct ieee80211_mesh_chansw_params_ie {
767 __le16 mesh_pre_value;
771 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
773 struct ieee80211_wide_bw_chansw_ie {
774 u8 new_channel_width;
775 u8 new_center_freq_seg0, new_center_freq_seg1;
779 * struct ieee80211_tim
781 * This structure refers to "Traffic Indication Map information element"
783 struct ieee80211_tim_ie {
787 /* variable size: 1 - 251 bytes */
792 * struct ieee80211_meshconf_ie
794 * This structure refers to "Mesh Configuration information element"
796 struct ieee80211_meshconf_ie {
807 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
809 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
810 * additional mesh peerings with other mesh STAs
811 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
812 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
814 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
815 * neighbors in deep sleep mode
817 enum mesh_config_capab_flags {
818 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
819 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
820 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
821 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
825 * mesh channel switch parameters element's flag indicator
828 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
829 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
830 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
833 * struct ieee80211_rann_ie
835 * This structure refers to "Root Announcement information element"
837 struct ieee80211_rann_ie {
841 u8 rann_addr[ETH_ALEN];
843 __le32 rann_interval;
847 enum ieee80211_rann_flags {
848 RANN_FLAG_IS_GATE = 1 << 0,
851 enum ieee80211_ht_chanwidth_values {
852 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
853 IEEE80211_HT_CHANWIDTH_ANY = 1,
857 * enum ieee80211_opmode_bits - VHT operating mode field bits
858 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
859 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
860 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
861 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
862 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
863 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
864 * (the NSS value is the value of this field + 1)
865 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
866 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
867 * using a beamforming steering matrix
869 enum ieee80211_vht_opmode_bits {
870 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
871 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
872 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
873 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
874 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
875 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
876 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
877 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
880 #define WLAN_SA_QUERY_TR_ID_LEN 2
881 #define WLAN_MEMBERSHIP_LEN 8
882 #define WLAN_USER_POSITION_LEN 16
885 * struct ieee80211_tpc_report_ie
887 * This structure refers to "TPC Report element"
889 struct ieee80211_tpc_report_ie {
894 struct ieee80211_mgmt {
895 __le16 frame_control;
904 __le16 auth_transaction;
906 /* possibly followed by Challenge text */
914 __le16 listen_interval;
915 /* followed by SSID and Supported rates */
917 } __packed assoc_req;
922 /* followed by Supported rates */
924 } __packed assoc_resp, reassoc_resp;
927 __le16 listen_interval;
928 u8 current_ap[ETH_ALEN];
929 /* followed by SSID and Supported rates */
931 } __packed reassoc_req;
939 /* followed by some of SSID, Supported rates,
940 * FH Params, DS Params, CF Params, IBSS Params, TIM */
944 /* only variable items: SSID, Supported rates */
946 } __packed probe_req;
951 /* followed by some of SSID, Supported rates,
952 * FH Params, DS Params, CF Params, IBSS Params */
954 } __packed probe_resp;
963 } __packed wme_action;
967 } __packed chan_switch;
970 struct ieee80211_ext_chansw_ie data;
972 } __packed ext_chan_switch;
978 struct ieee80211_msrment_ie msr_elem;
979 } __packed measurement;
985 __le16 start_seq_num;
986 } __packed addba_req;
993 } __packed addba_resp;
1002 } __packed self_prot;
1006 } __packed mesh_action;
1009 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1010 } __packed sa_query;
1018 } __packed ht_notify_cw;
1024 } __packed tdls_discover_resp;
1028 } __packed vht_opmode_notif;
1031 u8 membership[WLAN_MEMBERSHIP_LEN];
1032 u8 position[WLAN_USER_POSITION_LEN];
1033 } __packed vht_group_notif;
1039 struct ieee80211_tpc_report_ie tpc;
1040 } __packed tpc_report;
1054 } __packed __aligned(2);
1056 /* Supported rates membership selectors */
1057 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1058 #define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
1060 /* mgmt header + 1 byte category code */
1061 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1064 /* Management MIC information element (IEEE 802.11w) */
1065 struct ieee80211_mmie {
1069 u8 sequence_number[6];
1073 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1074 struct ieee80211_mmie_16 {
1078 u8 sequence_number[6];
1082 struct ieee80211_vendor_ie {
1089 struct ieee80211_wmm_ac_param {
1090 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1091 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1095 struct ieee80211_wmm_param_ie {
1096 u8 element_id; /* Element ID: 221 (0xdd); */
1097 u8 len; /* Length: 24 */
1098 /* required fields for WMM version 1 */
1099 u8 oui[3]; /* 00:50:f2 */
1100 u8 oui_type; /* 2 */
1101 u8 oui_subtype; /* 1 */
1102 u8 version; /* 1 for WMM version 1.0 */
1103 u8 qos_info; /* AP/STA specific QoS info */
1104 u8 reserved; /* 0 */
1105 /* AC_BE, AC_BK, AC_VI, AC_VO */
1106 struct ieee80211_wmm_ac_param ac[4];
1109 /* Control frames */
1110 struct ieee80211_rts {
1111 __le16 frame_control;
1115 } __packed __aligned(2);
1117 struct ieee80211_cts {
1118 __le16 frame_control;
1121 } __packed __aligned(2);
1123 struct ieee80211_pspoll {
1124 __le16 frame_control;
1128 } __packed __aligned(2);
1132 /* Channel switch timing */
1133 struct ieee80211_ch_switch_timing {
1135 __le16 switch_timeout;
1138 /* Link-id information element */
1139 struct ieee80211_tdls_lnkie {
1140 u8 ie_type; /* Link Identifier IE */
1143 u8 init_sta[ETH_ALEN];
1144 u8 resp_sta[ETH_ALEN];
1147 struct ieee80211_tdls_data {
1159 } __packed setup_req;
1165 } __packed setup_resp;
1170 } __packed setup_cfm;
1174 } __packed teardown;
1178 } __packed discover_req;
1183 } __packed chan_switch_req;
1187 } __packed chan_switch_resp;
1192 * Peer-to-Peer IE attribute related definitions.
1195 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1197 enum ieee80211_p2p_attr_id {
1198 IEEE80211_P2P_ATTR_STATUS = 0,
1199 IEEE80211_P2P_ATTR_MINOR_REASON,
1200 IEEE80211_P2P_ATTR_CAPABILITY,
1201 IEEE80211_P2P_ATTR_DEVICE_ID,
1202 IEEE80211_P2P_ATTR_GO_INTENT,
1203 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1204 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1205 IEEE80211_P2P_ATTR_GROUP_BSSID,
1206 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1207 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1208 IEEE80211_P2P_ATTR_MANAGABILITY,
1209 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1210 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1211 IEEE80211_P2P_ATTR_DEVICE_INFO,
1212 IEEE80211_P2P_ATTR_GROUP_INFO,
1213 IEEE80211_P2P_ATTR_GROUP_ID,
1214 IEEE80211_P2P_ATTR_INTERFACE,
1215 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1216 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1217 /* 19 - 220: Reserved */
1218 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1220 IEEE80211_P2P_ATTR_MAX
1223 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1224 /* Typical max value used here */
1225 #define IEEE80211_P2P_NOA_DESC_MAX 4
1227 struct ieee80211_p2p_noa_desc {
1234 struct ieee80211_p2p_noa_attr {
1237 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1240 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1241 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1244 * struct ieee80211_bar - HT Block Ack Request
1246 * This structure refers to "HT BlockAckReq" as
1247 * described in 802.11n draft section 7.2.1.7.1
1249 struct ieee80211_bar {
1250 __le16 frame_control;
1255 __le16 start_seq_num;
1258 /* 802.11 BAR control masks */
1259 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1260 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1261 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1262 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1263 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1265 #define IEEE80211_HT_MCS_MASK_LEN 10
1268 * struct ieee80211_mcs_info - MCS information
1270 * @rx_highest: highest supported RX rate. If set represents
1271 * the highest supported RX data rate in units of 1 Mbps.
1272 * If this field is 0 this value should not be used to
1273 * consider the highest RX data rate supported.
1274 * @tx_params: TX parameters
1276 struct ieee80211_mcs_info {
1277 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1283 /* 802.11n HT capability MSC set */
1284 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1285 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1286 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1287 /* value 0 == 1 stream etc */
1288 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1289 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1290 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1291 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1294 * 802.11n D5.0 20.3.5 / 20.6 says:
1295 * - indices 0 to 7 and 32 are single spatial stream
1296 * - 8 to 31 are multiple spatial streams using equal modulation
1297 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1298 * - remainder are multiple spatial streams using unequal modulation
1300 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1301 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1302 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1305 * struct ieee80211_ht_cap - HT capabilities
1307 * This structure is the "HT capabilities element" as
1308 * described in 802.11n D5.0 7.3.2.57
1310 struct ieee80211_ht_cap {
1312 u8 ampdu_params_info;
1314 /* 16 bytes MCS information */
1315 struct ieee80211_mcs_info mcs;
1317 __le16 extended_ht_cap_info;
1318 __le32 tx_BF_cap_info;
1319 u8 antenna_selection_info;
1322 /* 802.11n HT capabilities masks (for cap_info) */
1323 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1324 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1325 #define IEEE80211_HT_CAP_SM_PS 0x000C
1326 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1327 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1328 #define IEEE80211_HT_CAP_SGI_20 0x0020
1329 #define IEEE80211_HT_CAP_SGI_40 0x0040
1330 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1331 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1332 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1333 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1334 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1335 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1336 #define IEEE80211_HT_CAP_RESERVED 0x2000
1337 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1338 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1340 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1341 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1342 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1343 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1344 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1345 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1346 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1347 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1349 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1350 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1351 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1352 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1355 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1356 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1358 enum ieee80211_max_ampdu_length_exp {
1359 IEEE80211_HT_MAX_AMPDU_8K = 0,
1360 IEEE80211_HT_MAX_AMPDU_16K = 1,
1361 IEEE80211_HT_MAX_AMPDU_32K = 2,
1362 IEEE80211_HT_MAX_AMPDU_64K = 3
1366 * Maximum length of AMPDU that the STA can receive in VHT.
1367 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1369 enum ieee80211_vht_max_ampdu_length_exp {
1370 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1371 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1372 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1373 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1374 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1375 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1376 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1377 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1380 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1382 /* Minimum MPDU start spacing */
1383 enum ieee80211_min_mpdu_spacing {
1384 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1385 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1386 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1387 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1388 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1389 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1390 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1391 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1395 * struct ieee80211_ht_operation - HT operation IE
1397 * This structure is the "HT operation element" as
1398 * described in 802.11n-2009 7.3.2.57
1400 struct ieee80211_ht_operation {
1403 __le16 operation_mode;
1409 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1410 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1411 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1412 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1413 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1414 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1416 /* for operation_mode */
1417 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1418 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1419 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1420 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1421 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1422 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1423 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1424 #define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
1425 #define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
1427 /* for stbc_param */
1428 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1429 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1430 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1431 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1432 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1433 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1436 /* block-ack parameters */
1437 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1438 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1439 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1440 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1441 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1442 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1445 * A-MPDU buffer sizes
1446 * According to HT size varies from 8 to 64 frames
1447 * HE adds the ability to have up to 256 frames.
1449 #define IEEE80211_MIN_AMPDU_BUF 0x8
1450 #define IEEE80211_MAX_AMPDU_BUF_HT 0x40
1451 #define IEEE80211_MAX_AMPDU_BUF 0x100
1454 /* Spatial Multiplexing Power Save Modes (for capability) */
1455 #define WLAN_HT_CAP_SM_PS_STATIC 0
1456 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1457 #define WLAN_HT_CAP_SM_PS_INVALID 2
1458 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1460 /* for SM power control field lower two bits */
1461 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1462 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1463 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1466 * struct ieee80211_vht_mcs_info - VHT MCS information
1467 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1468 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1469 * STA can receive. Rate expressed in units of 1 Mbps.
1470 * If this field is 0 this value should not be used to
1471 * consider the highest RX data rate supported.
1472 * The top 3 bits of this field are reserved.
1473 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1474 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1475 * STA can transmit. Rate expressed in units of 1 Mbps.
1476 * If this field is 0 this value should not be used to
1477 * consider the highest TX data rate supported.
1478 * The top 3 bits of this field are reserved.
1480 struct ieee80211_vht_mcs_info {
1488 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1489 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1491 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1492 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1493 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1495 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1496 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1497 * both split into 8 subfields by number of streams. These values indicate
1498 * which MCSes are supported for the number of streams the value appears
1501 enum ieee80211_vht_mcs_support {
1502 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1503 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1504 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1505 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1509 * struct ieee80211_vht_cap - VHT capabilities
1511 * This structure is the "VHT capabilities element" as
1512 * described in 802.11ac D3.0 8.4.2.160
1513 * @vht_cap_info: VHT capability info
1514 * @supp_mcs: VHT MCS supported rates
1516 struct ieee80211_vht_cap {
1517 __le32 vht_cap_info;
1518 struct ieee80211_vht_mcs_info supp_mcs;
1522 * enum ieee80211_vht_chanwidth - VHT channel width
1523 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1524 * determine the channel width (20 or 40 MHz)
1525 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1526 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1527 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1529 enum ieee80211_vht_chanwidth {
1530 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1531 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1532 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1533 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1537 * struct ieee80211_vht_operation - VHT operation IE
1539 * This structure is the "VHT operation element" as
1540 * described in 802.11ac D3.0 8.4.2.161
1541 * @chan_width: Operating channel width
1542 * @center_freq_seg0_idx: center freq segment 0 index
1543 * @center_freq_seg1_idx: center freq segment 1 index
1544 * @basic_mcs_set: VHT Basic MCS rate set
1546 struct ieee80211_vht_operation {
1548 u8 center_freq_seg0_idx;
1549 u8 center_freq_seg1_idx;
1550 __le16 basic_mcs_set;
1554 * struct ieee80211_he_cap_elem - HE capabilities element
1556 * This structure is the "HE capabilities element" fixed fields as
1557 * described in P802.11ax_D2.0 section 9.4.2.237.2 and 9.4.2.237.3
1559 struct ieee80211_he_cap_elem {
1564 #define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5
1567 * enum ieee80211_he_mcs_support - HE MCS support definitions
1568 * @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1570 * @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1571 * @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
1572 * @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
1574 * These definitions are used in each 2-bit subfield of the rx_mcs_*
1575 * and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
1576 * both split into 8 subfields by number of streams. These values indicate
1577 * which MCSes are supported for the number of streams the value appears
1580 enum ieee80211_he_mcs_support {
1581 IEEE80211_HE_MCS_SUPPORT_0_7 = 0,
1582 IEEE80211_HE_MCS_SUPPORT_0_9 = 1,
1583 IEEE80211_HE_MCS_SUPPORT_0_11 = 2,
1584 IEEE80211_HE_MCS_NOT_SUPPORTED = 3,
1588 * struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
1590 * This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
1591 * described in P802.11ax_D2.0 section 9.4.2.237.4
1593 * @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1594 * widths less than 80MHz.
1595 * @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1596 * widths less than 80MHz.
1597 * @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
1599 * @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
1601 * @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
1602 * channel width 80p80MHz.
1603 * @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
1604 * channel width 80p80MHz.
1606 struct ieee80211_he_mcs_nss_supp {
1611 __le16 rx_mcs_80p80;
1612 __le16 tx_mcs_80p80;
1616 * struct ieee80211_he_operation - HE capabilities element
1618 * This structure is the "HE operation element" fields as
1619 * described in P802.11ax_D2.0 section 9.4.2.238
1621 struct ieee80211_he_operation {
1622 __le32 he_oper_params;
1623 __le16 he_mcs_nss_set;
1624 /* Optional 0,1,3 or 4 bytes: depends on @he_oper_params */
1629 * struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
1631 * This structure is the "MU AC Parameter Record" fields as
1632 * described in P802.11ax_D2.0 section 9.4.2.240
1634 struct ieee80211_he_mu_edca_param_ac_rec {
1641 * struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
1643 * This structure is the "MU EDCA Parameter Set element" fields as
1644 * described in P802.11ax_D2.0 section 9.4.2.240
1646 struct ieee80211_mu_edca_param_set {
1648 struct ieee80211_he_mu_edca_param_ac_rec ac_be;
1649 struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
1650 struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
1651 struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
1654 /* 802.11ac VHT Capabilities */
1655 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1656 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1657 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1658 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
1659 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1660 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1661 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1662 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1663 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1664 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1665 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1666 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1667 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1668 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1669 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1670 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1671 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1672 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1673 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1674 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1675 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1676 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1677 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1678 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1679 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1680 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1681 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1682 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1683 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1684 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1685 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1686 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1687 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1688 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1689 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1691 /* 802.11ax HE MAC capabilities */
1692 #define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01
1693 #define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02
1694 #define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04
1695 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00
1696 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08
1697 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10
1698 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18
1699 #define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18
1700 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00
1701 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20
1702 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40
1703 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60
1704 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80
1705 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0
1706 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0
1707 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0
1708 #define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0
1710 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00
1711 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01
1712 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02
1713 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03
1714 #define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03
1715 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00
1716 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04
1717 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08
1718 #define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c
1719 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_1 0x00
1720 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_2 0x10
1721 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_3 0x20
1722 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_4 0x30
1723 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_5 0x40
1724 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_6 0x50
1725 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_7 0x60
1726 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_8 0x70
1727 #define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_QOS_MASK 0x70
1729 /* Link adaptation is split between byte HE_MAC_CAP1 and
1730 * HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
1731 * in which case the following values apply:
1734 * 2 = Unsolicited feedback.
1737 #define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80
1739 #define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01
1740 #define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02
1741 #define IEEE80211_HE_MAC_CAP2_UL_MU_RESP_SCHED 0x04
1742 #define IEEE80211_HE_MAC_CAP2_BSR 0x08
1743 #define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10
1744 #define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20
1745 #define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40
1746 #define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80
1748 #define IEEE80211_HE_MAC_CAP3_GRP_ADDR_MULTI_STA_BA_DL_MU 0x01
1749 #define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02
1750 #define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04
1752 /* The maximum length of an A-MDPU is defined by the combination of the Maximum
1753 * A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
1754 * same field in the HE capabilities.
1756 #define IEEE80211_HE_MAC_CAP3_MAX_A_AMPDU_LEN_EXP_USE_VHT 0x00
1757 #define IEEE80211_HE_MAC_CAP3_MAX_A_AMPDU_LEN_EXP_VHT_1 0x08
1758 #define IEEE80211_HE_MAC_CAP3_MAX_A_AMPDU_LEN_EXP_VHT_2 0x10
1759 #define IEEE80211_HE_MAC_CAP3_MAX_A_AMPDU_LEN_EXP_RESERVED 0x18
1760 #define IEEE80211_HE_MAC_CAP3_MAX_A_AMPDU_LEN_EXP_MASK 0x18
1761 #define IEEE80211_HE_MAC_CAP3_A_AMSDU_FRAG 0x20
1762 #define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40
1763 #define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80
1765 #define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01
1766 #define IEEE80211_HE_MAC_CAP4_QTP 0x02
1767 #define IEEE80211_HE_MAC_CAP4_BQR 0x04
1768 #define IEEE80211_HE_MAC_CAP4_SR_RESP 0x08
1769 #define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10
1770 #define IEEE80211_HE_MAC_CAP4_OPS 0x20
1771 #define IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU 0x40
1773 /* 802.11ax HE PHY capabilities */
1774 #define IEEE80211_HE_PHY_CAP0_DUAL_BAND 0x01
1775 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02
1776 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04
1777 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08
1778 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10
1779 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20
1780 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40
1781 #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe
1783 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01
1784 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02
1785 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
1786 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
1787 #define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f
1788 #define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10
1789 #define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20
1790 #define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40
1791 /* Midamble RX Max NSTS is split between byte #2 and byte #3 */
1792 #define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_MAX_NSTS 0x80
1794 #define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_MAX_NSTS 0x01
1795 #define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02
1796 #define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04
1797 #define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08
1798 #define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10
1799 #define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20
1801 /* Note that the meaning of UL MU below is different between an AP and a non-AP
1802 * sta, where in the AP case it indicates support for Rx and in the non-AP sta
1803 * case it indicates support for Tx.
1805 #define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40
1806 #define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80
1808 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00
1809 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01
1810 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02
1811 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03
1812 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03
1813 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00
1814 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04
1815 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00
1816 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08
1817 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10
1818 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18
1819 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18
1820 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00
1821 #define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20
1822 #define IEEE80211_HE_PHY_CAP3_RX_HE_MU_PPDU_FROM_NON_AP_STA 0x40
1823 #define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80
1825 #define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01
1826 #define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02
1828 /* Minimal allowed value of Max STS under 80MHz is 3 */
1829 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c
1830 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10
1831 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14
1832 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18
1833 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c
1834 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c
1836 /* Minimal allowed value of Max STS above 80MHz is 3 */
1837 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60
1838 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80
1839 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0
1840 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0
1841 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0
1842 #define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0
1844 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00
1845 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01
1846 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02
1847 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03
1848 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04
1849 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05
1850 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06
1851 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07
1852 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07
1854 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00
1855 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08
1856 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10
1857 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18
1858 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20
1859 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28
1860 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30
1861 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38
1862 #define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38
1864 #define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40
1865 #define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80
1867 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01
1868 #define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02
1869 #define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMER_FB 0x04
1870 #define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMER_FB 0x08
1871 #define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10
1872 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20
1873 #define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40
1874 #define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80
1876 #define IEEE80211_HE_PHY_CAP7_SRP_BASED_SR 0x01
1877 #define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_AR 0x02
1878 #define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04
1879 #define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08
1880 #define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10
1881 #define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18
1882 #define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20
1883 #define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28
1884 #define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30
1885 #define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38
1886 #define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38
1887 #define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40
1888 #define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80
1890 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01
1891 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02
1892 #define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04
1893 #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08
1894 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10
1895 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_2X_AND_1XLTF 0x20
1897 /* 802.11ax HE TX/RX MCS NSS Support */
1898 #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3)
1899 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6)
1900 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11)
1901 #define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0
1902 #define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800
1904 /* TX/RX HE MCS Support field Highest MCS subfield encoding */
1905 enum ieee80211_he_highest_mcs_supported_subfield_enc {
1906 HIGHEST_MCS_SUPPORTED_MCS7 = 0,
1907 HIGHEST_MCS_SUPPORTED_MCS8,
1908 HIGHEST_MCS_SUPPORTED_MCS9,
1909 HIGHEST_MCS_SUPPORTED_MCS10,
1910 HIGHEST_MCS_SUPPORTED_MCS11,
1913 /* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
1915 ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
1919 if (he_cap->phy_cap_info[0] &
1920 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
1923 if (he_cap->phy_cap_info[0] &
1924 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
1930 /* 802.11ax HE PPE Thresholds */
1931 #define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1)
1932 #define IEEE80211_PPE_THRES_NSS_POS (0)
1933 #define IEEE80211_PPE_THRES_NSS_MASK (7)
1934 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \
1936 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78
1937 #define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3)
1938 #define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3)
1941 * Calculate 802.11ax HE capabilities IE PPE field size
1942 * Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
1945 ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
1949 if ((phy_cap_info[6] &
1950 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
1953 n = hweight8(ppe_thres_hdr &
1954 IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
1955 n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
1956 IEEE80211_PPE_THRES_NSS_POS));
1959 * Each pair is 6 bits, and we need to add the 7 "header" bits to the
1962 n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
1963 n = DIV_ROUND_UP(n, 8);
1968 /* HE Operation defines */
1969 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x0000003f
1970 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x000001c0
1971 #define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_OFFSET 6
1972 #define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000200
1973 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x000ffc00
1974 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 10
1975 #define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x000100000
1976 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x000200000
1977 #define IEEE80211_HE_OPERATION_MULTI_BSSID_AP 0x10000000
1978 #define IEEE80211_HE_OPERATION_TX_BSSID_INDICATOR 0x20000000
1979 #define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x40000000
1982 * ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
1983 * @he_oper_ie: byte data of the He Operations IE, stating from the the byte
1984 * after the ext ID byte. It is assumed that he_oper_ie has at least
1985 * sizeof(struct ieee80211_he_operation) bytes, checked already in
1986 * ieee802_11_parse_elems_crc()
1987 * @return the actual size of the IE data (not including header), or 0 on error
1990 ieee80211_he_oper_size(const u8 *he_oper_ie)
1992 struct ieee80211_he_operation *he_oper = (void *)he_oper_ie;
1993 u8 oper_len = sizeof(struct ieee80211_he_operation);
1996 /* Make sure the input is not NULL */
2000 /* Calc required length */
2001 he_oper_params = le32_to_cpu(he_oper->he_oper_params);
2002 if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
2004 if (he_oper_params & IEEE80211_HE_OPERATION_MULTI_BSSID_AP)
2007 /* Add the first byte (extension ID) to the total length */
2013 /* Authentication algorithms */
2014 #define WLAN_AUTH_OPEN 0
2015 #define WLAN_AUTH_SHARED_KEY 1
2016 #define WLAN_AUTH_FT 2
2017 #define WLAN_AUTH_SAE 3
2018 #define WLAN_AUTH_FILS_SK 4
2019 #define WLAN_AUTH_FILS_SK_PFS 5
2020 #define WLAN_AUTH_FILS_PK 6
2021 #define WLAN_AUTH_LEAP 128
2023 #define WLAN_AUTH_CHALLENGE_LEN 128
2025 #define WLAN_CAPABILITY_ESS (1<<0)
2026 #define WLAN_CAPABILITY_IBSS (1<<1)
2029 * A mesh STA sets the ESS and IBSS capability bits to zero.
2030 * however, this holds true for p2p probe responses (in the p2p_find
2033 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
2034 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
2036 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
2037 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
2038 #define WLAN_CAPABILITY_PRIVACY (1<<4)
2039 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
2040 #define WLAN_CAPABILITY_PBCC (1<<6)
2041 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
2044 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
2045 #define WLAN_CAPABILITY_QOS (1<<9)
2046 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
2047 #define WLAN_CAPABILITY_APSD (1<<11)
2048 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
2049 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
2050 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
2051 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
2053 /* DMG (60gHz) 802.11ad */
2054 /* type - bits 0..1 */
2055 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
2056 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
2057 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
2058 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
2060 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
2061 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
2062 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
2063 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
2065 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
2066 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
2069 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
2070 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
2071 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
2073 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
2074 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
2075 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
2077 /* 802.11g ERP information element */
2078 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
2079 #define WLAN_ERP_USE_PROTECTION (1<<1)
2080 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
2082 /* WLAN_ERP_BARKER_PREAMBLE values */
2084 WLAN_ERP_PREAMBLE_SHORT = 0,
2085 WLAN_ERP_PREAMBLE_LONG = 1,
2088 /* Band ID, 802.11ad #8.4.1.45 */
2090 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
2091 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
2092 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
2093 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
2094 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
2095 IEEE80211_BANDID_60G = 5, /* 60 GHz */
2099 enum ieee80211_statuscode {
2100 WLAN_STATUS_SUCCESS = 0,
2101 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
2102 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
2103 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
2104 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
2105 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
2106 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
2107 WLAN_STATUS_CHALLENGE_FAIL = 15,
2108 WLAN_STATUS_AUTH_TIMEOUT = 16,
2109 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
2110 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
2112 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
2113 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
2114 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
2116 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
2117 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
2118 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
2120 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
2121 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
2123 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
2124 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
2126 WLAN_STATUS_INVALID_IE = 40,
2127 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
2128 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
2129 WLAN_STATUS_INVALID_AKMP = 43,
2130 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
2131 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
2132 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
2134 WLAN_STATUS_UNSPECIFIED_QOS = 32,
2135 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
2136 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
2137 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
2138 WLAN_STATUS_REQUEST_DECLINED = 37,
2139 WLAN_STATUS_INVALID_QOS_PARAM = 38,
2140 WLAN_STATUS_CHANGE_TSPEC = 39,
2141 WLAN_STATUS_WAIT_TS_DELAY = 47,
2142 WLAN_STATUS_NO_DIRECT_LINK = 48,
2143 WLAN_STATUS_STA_NOT_PRESENT = 49,
2144 WLAN_STATUS_STA_NOT_QSTA = 50,
2146 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
2147 WLAN_STATUS_FCG_NOT_SUPP = 78,
2148 WLAN_STATUS_STA_NO_TBTT = 78,
2150 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
2151 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
2152 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
2153 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
2154 WLAN_STATUS_PERFORMING_FST_NOW = 87,
2155 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
2156 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
2157 WLAN_STATUS_REJECT_DSE_BAND = 96,
2158 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
2159 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
2161 WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
2162 WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
2167 enum ieee80211_reasoncode {
2168 WLAN_REASON_UNSPECIFIED = 1,
2169 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
2170 WLAN_REASON_DEAUTH_LEAVING = 3,
2171 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
2172 WLAN_REASON_DISASSOC_AP_BUSY = 5,
2173 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
2174 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
2175 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
2176 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
2178 WLAN_REASON_DISASSOC_BAD_POWER = 10,
2179 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
2181 WLAN_REASON_INVALID_IE = 13,
2182 WLAN_REASON_MIC_FAILURE = 14,
2183 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
2184 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
2185 WLAN_REASON_IE_DIFFERENT = 17,
2186 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
2187 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
2188 WLAN_REASON_INVALID_AKMP = 20,
2189 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
2190 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
2191 WLAN_REASON_IEEE8021X_FAILED = 23,
2192 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
2193 /* TDLS (802.11z) */
2194 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
2195 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
2197 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
2198 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
2199 WLAN_REASON_DISASSOC_LOW_ACK = 34,
2200 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
2201 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
2202 WLAN_REASON_QSTA_NOT_USE = 37,
2203 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
2204 WLAN_REASON_QSTA_TIMEOUT = 39,
2205 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
2207 WLAN_REASON_MESH_PEER_CANCELED = 52,
2208 WLAN_REASON_MESH_MAX_PEERS = 53,
2209 WLAN_REASON_MESH_CONFIG = 54,
2210 WLAN_REASON_MESH_CLOSE = 55,
2211 WLAN_REASON_MESH_MAX_RETRIES = 56,
2212 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
2213 WLAN_REASON_MESH_INVALID_GTK = 58,
2214 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
2215 WLAN_REASON_MESH_INVALID_SECURITY = 60,
2216 WLAN_REASON_MESH_PATH_ERROR = 61,
2217 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
2218 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
2219 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
2220 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
2221 WLAN_REASON_MESH_CHAN = 66,
2225 /* Information Element IDs */
2226 enum ieee80211_eid {
2228 WLAN_EID_SUPP_RATES = 1,
2229 WLAN_EID_FH_PARAMS = 2, /* reserved now */
2230 WLAN_EID_DS_PARAMS = 3,
2231 WLAN_EID_CF_PARAMS = 4,
2233 WLAN_EID_IBSS_PARAMS = 6,
2234 WLAN_EID_COUNTRY = 7,
2236 WLAN_EID_REQUEST = 10,
2237 WLAN_EID_QBSS_LOAD = 11,
2238 WLAN_EID_EDCA_PARAM_SET = 12,
2239 WLAN_EID_TSPEC = 13,
2240 WLAN_EID_TCLAS = 14,
2241 WLAN_EID_SCHEDULE = 15,
2242 WLAN_EID_CHALLENGE = 16,
2243 /* 17-31 reserved for challenge text extension */
2244 WLAN_EID_PWR_CONSTRAINT = 32,
2245 WLAN_EID_PWR_CAPABILITY = 33,
2246 WLAN_EID_TPC_REQUEST = 34,
2247 WLAN_EID_TPC_REPORT = 35,
2248 WLAN_EID_SUPPORTED_CHANNELS = 36,
2249 WLAN_EID_CHANNEL_SWITCH = 37,
2250 WLAN_EID_MEASURE_REQUEST = 38,
2251 WLAN_EID_MEASURE_REPORT = 39,
2252 WLAN_EID_QUIET = 40,
2253 WLAN_EID_IBSS_DFS = 41,
2254 WLAN_EID_ERP_INFO = 42,
2255 WLAN_EID_TS_DELAY = 43,
2256 WLAN_EID_TCLAS_PROCESSING = 44,
2257 WLAN_EID_HT_CAPABILITY = 45,
2258 WLAN_EID_QOS_CAPA = 46,
2259 /* 47 reserved for Broadcom */
2261 WLAN_EID_802_15_COEX = 49,
2262 WLAN_EID_EXT_SUPP_RATES = 50,
2263 WLAN_EID_AP_CHAN_REPORT = 51,
2264 WLAN_EID_NEIGHBOR_REPORT = 52,
2266 WLAN_EID_MOBILITY_DOMAIN = 54,
2267 WLAN_EID_FAST_BSS_TRANSITION = 55,
2268 WLAN_EID_TIMEOUT_INTERVAL = 56,
2269 WLAN_EID_RIC_DATA = 57,
2270 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
2271 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
2272 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
2273 WLAN_EID_HT_OPERATION = 61,
2274 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
2275 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
2276 WLAN_EID_ANTENNA_INFO = 64,
2278 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
2279 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
2280 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
2281 WLAN_EID_TIME_ADVERTISEMENT = 69,
2282 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
2283 WLAN_EID_MULTIPLE_BSSID = 71,
2284 WLAN_EID_BSS_COEX_2040 = 72,
2285 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
2286 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
2287 WLAN_EID_RIC_DESCRIPTOR = 75,
2289 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
2290 WLAN_EID_EVENT_REQUEST = 78,
2291 WLAN_EID_EVENT_REPORT = 79,
2292 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
2293 WLAN_EID_DIAGNOSTIC_REPORT = 81,
2294 WLAN_EID_LOCATION_PARAMS = 82,
2295 WLAN_EID_NON_TX_BSSID_CAP = 83,
2296 WLAN_EID_SSID_LIST = 84,
2297 WLAN_EID_MULTI_BSSID_IDX = 85,
2298 WLAN_EID_FMS_DESCRIPTOR = 86,
2299 WLAN_EID_FMS_REQUEST = 87,
2300 WLAN_EID_FMS_RESPONSE = 88,
2301 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
2302 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
2303 WLAN_EID_TSF_REQUEST = 91,
2304 WLAN_EID_TSF_RESPOSNE = 92,
2305 WLAN_EID_WNM_SLEEP_MODE = 93,
2306 WLAN_EID_TIM_BCAST_REQ = 94,
2307 WLAN_EID_TIM_BCAST_RESP = 95,
2308 WLAN_EID_COLL_IF_REPORT = 96,
2309 WLAN_EID_CHANNEL_USAGE = 97,
2310 WLAN_EID_TIME_ZONE = 98,
2311 WLAN_EID_DMS_REQUEST = 99,
2312 WLAN_EID_DMS_RESPONSE = 100,
2313 WLAN_EID_LINK_ID = 101,
2314 WLAN_EID_WAKEUP_SCHEDUL = 102,
2316 WLAN_EID_CHAN_SWITCH_TIMING = 104,
2317 WLAN_EID_PTI_CONTROL = 105,
2318 WLAN_EID_PU_BUFFER_STATUS = 106,
2319 WLAN_EID_INTERWORKING = 107,
2320 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
2321 WLAN_EID_EXPEDITED_BW_REQ = 109,
2322 WLAN_EID_QOS_MAP_SET = 110,
2323 WLAN_EID_ROAMING_CONSORTIUM = 111,
2324 WLAN_EID_EMERGENCY_ALERT = 112,
2325 WLAN_EID_MESH_CONFIG = 113,
2326 WLAN_EID_MESH_ID = 114,
2327 WLAN_EID_LINK_METRIC_REPORT = 115,
2328 WLAN_EID_CONGESTION_NOTIFICATION = 116,
2329 WLAN_EID_PEER_MGMT = 117,
2330 WLAN_EID_CHAN_SWITCH_PARAM = 118,
2331 WLAN_EID_MESH_AWAKE_WINDOW = 119,
2332 WLAN_EID_BEACON_TIMING = 120,
2333 WLAN_EID_MCCAOP_SETUP_REQ = 121,
2334 WLAN_EID_MCCAOP_SETUP_RESP = 122,
2335 WLAN_EID_MCCAOP_ADVERT = 123,
2336 WLAN_EID_MCCAOP_TEARDOWN = 124,
2337 WLAN_EID_GANN = 125,
2338 WLAN_EID_RANN = 126,
2339 WLAN_EID_EXT_CAPABILITY = 127,
2340 /* 128, 129 reserved for Agere */
2341 WLAN_EID_PREQ = 130,
2342 WLAN_EID_PREP = 131,
2343 WLAN_EID_PERR = 132,
2344 /* 133-136 reserved for Cisco */
2346 WLAN_EID_PXUC = 138,
2347 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
2349 WLAN_EID_DESTINATION_URI = 141,
2350 WLAN_EID_UAPSD_COEX = 142,
2351 WLAN_EID_WAKEUP_SCHEDULE = 143,
2352 WLAN_EID_EXT_SCHEDULE = 144,
2353 WLAN_EID_STA_AVAILABILITY = 145,
2354 WLAN_EID_DMG_TSPEC = 146,
2355 WLAN_EID_DMG_AT = 147,
2356 WLAN_EID_DMG_CAP = 148,
2357 /* 149 reserved for Cisco */
2358 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
2359 WLAN_EID_DMG_OPERATION = 151,
2360 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
2361 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
2362 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
2363 /* 155-156 reserved for Cisco */
2364 WLAN_EID_AWAKE_WINDOW = 157,
2365 WLAN_EID_MULTI_BAND = 158,
2366 WLAN_EID_ADDBA_EXT = 159,
2367 WLAN_EID_NEXT_PCP_LIST = 160,
2368 WLAN_EID_PCP_HANDOVER = 161,
2369 WLAN_EID_DMG_LINK_MARGIN = 162,
2370 WLAN_EID_SWITCHING_STREAM = 163,
2371 WLAN_EID_SESSION_TRANSITION = 164,
2372 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
2373 WLAN_EID_CLUSTER_REPORT = 166,
2374 WLAN_EID_RELAY_CAP = 167,
2375 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
2376 WLAN_EID_BEAM_LINK_MAINT = 169,
2377 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
2378 WLAN_EID_U_PID = 171,
2379 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
2380 /* 173 reserved for Symbol */
2381 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
2382 WLAN_EID_QUIET_PERIOD_REQ = 175,
2383 /* 176 reserved for Symbol */
2384 WLAN_EID_QUIET_PERIOD_RESP = 177,
2385 /* 178-179 reserved for Symbol */
2386 /* 180 reserved for ISO/IEC 20011 */
2387 WLAN_EID_EPAC_POLICY = 182,
2388 WLAN_EID_CLISTER_TIME_OFF = 183,
2389 WLAN_EID_INTER_AC_PRIO = 184,
2390 WLAN_EID_SCS_DESCRIPTOR = 185,
2391 WLAN_EID_QLOAD_REPORT = 186,
2392 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
2393 WLAN_EID_HL_STREAM_ID = 188,
2394 WLAN_EID_GCR_GROUP_ADDR = 189,
2395 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
2396 WLAN_EID_VHT_CAPABILITY = 191,
2397 WLAN_EID_VHT_OPERATION = 192,
2398 WLAN_EID_EXTENDED_BSS_LOAD = 193,
2399 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
2400 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
2401 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
2403 WLAN_EID_QUIET_CHANNEL = 198,
2404 WLAN_EID_OPMODE_NOTIF = 199,
2406 WLAN_EID_VENDOR_SPECIFIC = 221,
2407 WLAN_EID_QOS_PARAMETER = 222,
2408 WLAN_EID_CAG_NUMBER = 237,
2409 WLAN_EID_AP_CSN = 239,
2410 WLAN_EID_FILS_INDICATION = 240,
2411 WLAN_EID_DILS = 241,
2412 WLAN_EID_FRAGMENT = 242,
2413 WLAN_EID_EXTENSION = 255
2416 /* Element ID Extensions for Element ID 255 */
2417 enum ieee80211_eid_ext {
2418 WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
2419 WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
2420 WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
2421 WLAN_EID_EXT_FILS_SESSION = 4,
2422 WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
2423 WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
2424 WLAN_EID_EXT_KEY_DELIVERY = 7,
2425 WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
2426 WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
2427 WLAN_EID_EXT_FILS_NONCE = 13,
2428 WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
2429 WLAN_EID_EXT_HE_CAPABILITY = 35,
2430 WLAN_EID_EXT_HE_OPERATION = 36,
2431 WLAN_EID_EXT_UORA = 37,
2432 WLAN_EID_EXT_HE_MU_EDCA = 38,
2435 /* Action category code */
2436 enum ieee80211_category {
2437 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
2438 WLAN_CATEGORY_QOS = 1,
2439 WLAN_CATEGORY_DLS = 2,
2440 WLAN_CATEGORY_BACK = 3,
2441 WLAN_CATEGORY_PUBLIC = 4,
2442 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
2443 WLAN_CATEGORY_HT = 7,
2444 WLAN_CATEGORY_SA_QUERY = 8,
2445 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
2446 WLAN_CATEGORY_WNM = 10,
2447 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
2448 WLAN_CATEGORY_TDLS = 12,
2449 WLAN_CATEGORY_MESH_ACTION = 13,
2450 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
2451 WLAN_CATEGORY_SELF_PROTECTED = 15,
2452 WLAN_CATEGORY_DMG = 16,
2453 WLAN_CATEGORY_WMM = 17,
2454 WLAN_CATEGORY_FST = 18,
2455 WLAN_CATEGORY_UNPROT_DMG = 20,
2456 WLAN_CATEGORY_VHT = 21,
2457 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
2458 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
2461 /* SPECTRUM_MGMT action code */
2462 enum ieee80211_spectrum_mgmt_actioncode {
2463 WLAN_ACTION_SPCT_MSR_REQ = 0,
2464 WLAN_ACTION_SPCT_MSR_RPRT = 1,
2465 WLAN_ACTION_SPCT_TPC_REQ = 2,
2466 WLAN_ACTION_SPCT_TPC_RPRT = 3,
2467 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
2470 /* HT action codes */
2471 enum ieee80211_ht_actioncode {
2472 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
2473 WLAN_HT_ACTION_SMPS = 1,
2474 WLAN_HT_ACTION_PSMP = 2,
2475 WLAN_HT_ACTION_PCO_PHASE = 3,
2476 WLAN_HT_ACTION_CSI = 4,
2477 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
2478 WLAN_HT_ACTION_COMPRESSED_BF = 6,
2479 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
2482 /* VHT action codes */
2483 enum ieee80211_vht_actioncode {
2484 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
2485 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
2486 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
2489 /* Self Protected Action codes */
2490 enum ieee80211_self_protected_actioncode {
2491 WLAN_SP_RESERVED = 0,
2492 WLAN_SP_MESH_PEERING_OPEN = 1,
2493 WLAN_SP_MESH_PEERING_CONFIRM = 2,
2494 WLAN_SP_MESH_PEERING_CLOSE = 3,
2495 WLAN_SP_MGK_INFORM = 4,
2496 WLAN_SP_MGK_ACK = 5,
2499 /* Mesh action codes */
2500 enum ieee80211_mesh_actioncode {
2501 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2502 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2503 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2504 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2505 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2506 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2507 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2508 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2509 WLAN_MESH_ACTION_MCCA_TEARDOWN,
2510 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2511 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2514 /* Security key length */
2515 enum ieee80211_key_len {
2516 WLAN_KEY_LEN_WEP40 = 5,
2517 WLAN_KEY_LEN_WEP104 = 13,
2518 WLAN_KEY_LEN_CCMP = 16,
2519 WLAN_KEY_LEN_CCMP_256 = 32,
2520 WLAN_KEY_LEN_TKIP = 32,
2521 WLAN_KEY_LEN_AES_CMAC = 16,
2522 WLAN_KEY_LEN_SMS4 = 32,
2523 WLAN_KEY_LEN_GCMP = 16,
2524 WLAN_KEY_LEN_GCMP_256 = 32,
2525 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2526 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2527 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
2530 #define IEEE80211_WEP_IV_LEN 4
2531 #define IEEE80211_WEP_ICV_LEN 4
2532 #define IEEE80211_CCMP_HDR_LEN 8
2533 #define IEEE80211_CCMP_MIC_LEN 8
2534 #define IEEE80211_CCMP_PN_LEN 6
2535 #define IEEE80211_CCMP_256_HDR_LEN 8
2536 #define IEEE80211_CCMP_256_MIC_LEN 16
2537 #define IEEE80211_CCMP_256_PN_LEN 6
2538 #define IEEE80211_TKIP_IV_LEN 8
2539 #define IEEE80211_TKIP_ICV_LEN 4
2540 #define IEEE80211_CMAC_PN_LEN 6
2541 #define IEEE80211_GMAC_PN_LEN 6
2542 #define IEEE80211_GCMP_HDR_LEN 8
2543 #define IEEE80211_GCMP_MIC_LEN 16
2544 #define IEEE80211_GCMP_PN_LEN 6
2546 #define FILS_NONCE_LEN 16
2547 #define FILS_MAX_KEK_LEN 64
2549 #define FILS_ERP_MAX_USERNAME_LEN 16
2550 #define FILS_ERP_MAX_REALM_LEN 253
2551 #define FILS_ERP_MAX_RRK_LEN 64
2553 #define PMK_MAX_LEN 64
2555 /* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
2556 enum ieee80211_pub_actioncode {
2557 WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
2558 WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
2559 WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
2560 WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
2561 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
2562 WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
2563 WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
2564 WLAN_PUB_ACTION_MSMT_PILOT = 7,
2565 WLAN_PUB_ACTION_DSE_PC = 8,
2566 WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
2567 WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
2568 WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
2569 WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
2570 WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
2571 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2572 WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
2573 WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
2574 WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
2575 WLAN_PUB_ACTION_QMF_POLICY = 18,
2576 WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
2577 WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
2578 WLAN_PUB_ACTION_QLOAD_REPORT = 21,
2579 WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
2580 WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
2581 WLAN_PUB_ACTION_PUBLIC_KEY = 24,
2582 WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
2583 WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
2584 WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
2585 WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
2586 WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
2587 WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
2588 WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
2589 WLAN_PUB_ACTION_FTM_REQUEST = 32,
2590 WLAN_PUB_ACTION_FTM = 33,
2591 WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
2594 /* TDLS action codes */
2595 enum ieee80211_tdls_actioncode {
2596 WLAN_TDLS_SETUP_REQUEST = 0,
2597 WLAN_TDLS_SETUP_RESPONSE = 1,
2598 WLAN_TDLS_SETUP_CONFIRM = 2,
2599 WLAN_TDLS_TEARDOWN = 3,
2600 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2601 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2602 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2603 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2604 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2605 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2606 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2609 /* Extended Channel Switching capability to be set in the 1st byte of
2610 * the @WLAN_EID_EXT_CAPABILITY information element
2612 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2614 /* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2615 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2616 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2617 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2619 /* Interworking capabilities are set in 7th bit of 4th byte of the
2620 * @WLAN_EID_EXT_CAPABILITY information element
2622 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2625 * TDLS capabililites to be enabled in the 5th byte of the
2626 * @WLAN_EID_EXT_CAPABILITY information element
2628 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2629 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
2630 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
2632 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
2633 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2635 /* Defines the maximal number of MSDUs in an A-MSDU. */
2636 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
2637 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
2640 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
2641 * information element
2643 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
2645 /* TDLS specific payload type in the LLC/SNAP header */
2646 #define WLAN_TDLS_SNAP_RFTYPE 0x2
2648 /* BSS Coex IE information field bits */
2649 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2652 * enum ieee80211_mesh_sync_method - mesh synchronization method identifier
2654 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2655 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
2656 * that will be specified in a vendor specific information element
2658 enum ieee80211_mesh_sync_method {
2659 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2660 IEEE80211_SYNC_METHOD_VENDOR = 255,
2664 * enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
2666 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2667 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
2668 * be specified in a vendor specific information element
2670 enum ieee80211_mesh_path_protocol {
2671 IEEE80211_PATH_PROTOCOL_HWMP = 1,
2672 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2676 * enum ieee80211_mesh_path_metric - mesh path selection metric identifier
2678 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2679 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
2680 * specified in a vendor specific information element
2682 enum ieee80211_mesh_path_metric {
2683 IEEE80211_PATH_METRIC_AIRTIME = 1,
2684 IEEE80211_PATH_METRIC_VENDOR = 255,
2688 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2690 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2692 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2693 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2695 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2696 * the proactive PREQ with proactive PREP subfield set to 0
2697 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2698 * supports the proactive PREQ with proactive PREP subfield set to 1
2699 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2700 * the proactive RANN
2702 enum ieee80211_root_mode_identifier {
2703 IEEE80211_ROOTMODE_NO_ROOT = 0,
2704 IEEE80211_ROOTMODE_ROOT = 1,
2705 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2706 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2707 IEEE80211_PROACTIVE_RANN = 4,
2711 * IEEE 802.11-2007 7.3.2.9 Country information element
2713 * Minimum length is 8 octets, ie len must be evenly
2717 /* Although the spec says 8 I'm seeing 6 in practice */
2718 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
2720 /* The Country String field of the element shall be 3 octets in length */
2721 #define IEEE80211_COUNTRY_STRING_LEN 3
2724 * For regulatory extension stuff see IEEE 802.11-2007
2725 * Annex I (page 1141) and Annex J (page 1147). Also
2728 * When dot11RegulatoryClassesRequired is true and the
2729 * first_channel/reg_extension_id is >= 201 then the IE
2730 * compromises of the 'ext' struct represented below:
2732 * - Regulatory extension ID - when generating IE this just needs
2733 * to be monotonically increasing for each triplet passed in
2735 * - Regulatory class - index into set of rules
2736 * - Coverage class - index into air propagation time (Table 7-27),
2737 * in microseconds, you can compute the air propagation time from
2738 * the index by multiplying by 3, so index 10 yields a propagation
2739 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2740 * yet. A value of 0 inicates air propagation of <= 1 us.
2742 * See also Table I.2 for Emission limit sets and table
2743 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2744 * a reg_class to an emission limit set and behavior limit set.
2746 #define IEEE80211_COUNTRY_EXTENSION_ID 201
2749 * Channels numbers in the IE must be monotonically increasing
2750 * if dot11RegulatoryClassesRequired is not true.
2752 * If dot11RegulatoryClassesRequired is true consecutive
2753 * subband triplets following a regulatory triplet shall
2754 * have monotonically increasing first_channel number fields.
2756 * Channel numbers shall not overlap.
2758 * Note that max_power is signed.
2760 struct ieee80211_country_ie_triplet {
2768 u8 reg_extension_id;
2775 enum ieee80211_timeout_interval_type {
2776 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2777 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2778 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2782 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2783 * @type: type, see &enum ieee80211_timeout_interval_type
2784 * @value: timeout interval value
2786 struct ieee80211_timeout_interval_ie {
2792 * enum ieee80211_idle_options - BSS idle options
2793 * @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
2794 * protected frame to the AP to reset the idle timer at the AP for
2797 enum ieee80211_idle_options {
2798 WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
2802 * struct ieee80211_bss_max_idle_period_ie
2804 * This structure refers to "BSS Max idle period element"
2806 * @max_idle_period: indicates the time period during which a station can
2807 * refrain from transmitting frames to its associated AP without being
2808 * disassociated. In units of 1000 TUs.
2809 * @idle_options: indicates the options associated with the BSS idle capability
2810 * as specified in &enum ieee80211_idle_options.
2812 struct ieee80211_bss_max_idle_period_ie {
2813 __le16 max_idle_period;
2817 /* BACK action code */
2818 enum ieee80211_back_actioncode {
2819 WLAN_ACTION_ADDBA_REQ = 0,
2820 WLAN_ACTION_ADDBA_RESP = 1,
2821 WLAN_ACTION_DELBA = 2,
2824 /* BACK (block-ack) parties */
2825 enum ieee80211_back_parties {
2826 WLAN_BACK_RECIPIENT = 0,
2827 WLAN_BACK_INITIATOR = 1,
2830 /* SA Query action */
2831 enum ieee80211_sa_query_action {
2832 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2833 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2837 #define SUITE(oui, id) (((oui) << 8) | (id))
2839 /* cipher suite selectors */
2840 #define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
2841 #define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
2842 #define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
2843 /* reserved: SUITE(0x000FAC, 3) */
2844 #define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
2845 #define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
2846 #define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
2847 #define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
2848 #define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
2849 #define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
2850 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
2851 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
2852 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
2854 #define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
2856 /* AKM suite selectors */
2857 #define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
2858 #define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
2859 #define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
2860 #define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
2861 #define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
2862 #define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
2863 #define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
2864 #define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
2865 #define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
2866 #define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
2867 #define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
2868 #define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
2869 #define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
2870 #define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
2871 #define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
2873 #define WLAN_MAX_KEY_LEN 32
2875 #define WLAN_PMK_NAME_LEN 16
2876 #define WLAN_PMKID_LEN 16
2877 #define WLAN_PMK_LEN_EAP_LEAP 16
2878 #define WLAN_PMK_LEN 32
2879 #define WLAN_PMK_LEN_SUITE_B_192 48
2881 #define WLAN_OUI_WFA 0x506f9a
2882 #define WLAN_OUI_TYPE_WFA_P2P 9
2883 #define WLAN_OUI_MICROSOFT 0x0050f2
2884 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
2885 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2886 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
2887 #define WLAN_OUI_TYPE_MICROSOFT_TPC 8
2890 * WMM/802.11e Tspec Element
2892 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2893 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2895 enum ieee80211_tspec_status_code {
2896 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2897 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2900 struct ieee80211_tspec_ie {
2909 __le16 nominal_msdu;
2911 __le32 min_service_int;
2912 __le32 max_service_int;
2913 __le32 inactivity_int;
2914 __le32 suspension_int;
2915 __le32 service_start_time;
2916 __le32 min_data_rate;
2917 __le32 mean_data_rate;
2918 __le32 peak_data_rate;
2919 __le32 max_burst_size;
2921 __le32 min_phy_rate;
2927 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2930 * The qos ctrl bytes come after the frame_control, duration, seq_num
2931 * and 3 or 4 addresses of length ETH_ALEN.
2932 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2933 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2935 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2937 if (ieee80211_has_a4(hdr->frame_control))
2938 return (u8 *)hdr + 30;
2940 return (u8 *)hdr + 24;
2944 * ieee80211_get_tid - get qos TID
2947 static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
2949 u8 *qc = ieee80211_get_qos_ctl(hdr);
2951 return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
2955 * ieee80211_get_SA - get pointer to SA
2958 * Given an 802.11 frame, this function returns the offset
2959 * to the source address (SA). It does not verify that the
2960 * header is long enough to contain the address, and the
2961 * header must be long enough to contain the frame control
2964 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2966 if (ieee80211_has_a4(hdr->frame_control))
2968 if (ieee80211_has_fromds(hdr->frame_control))
2974 * ieee80211_get_DA - get pointer to DA
2977 * Given an 802.11 frame, this function returns the offset
2978 * to the destination address (DA). It does not verify that
2979 * the header is long enough to contain the address, and the
2980 * header must be long enough to contain the frame control
2983 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2985 if (ieee80211_has_tods(hdr->frame_control))
2992 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2993 * @hdr: the frame (buffer must include at least the first octet of payload)
2995 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2997 if (ieee80211_is_disassoc(hdr->frame_control) ||
2998 ieee80211_is_deauth(hdr->frame_control))
3001 if (ieee80211_is_action(hdr->frame_control)) {
3005 * Action frames, excluding Public Action frames, are Robust
3006 * Management Frames. However, if we are looking at a Protected
3007 * frame, skip the check since the data may be encrypted and
3008 * the frame has already been found to be a Robust Management
3009 * Frame (by the other end).
3011 if (ieee80211_has_protected(hdr->frame_control))
3013 category = ((u8 *) hdr) + 24;
3014 return *category != WLAN_CATEGORY_PUBLIC &&
3015 *category != WLAN_CATEGORY_HT &&
3016 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
3017 *category != WLAN_CATEGORY_SELF_PROTECTED &&
3018 *category != WLAN_CATEGORY_UNPROT_DMG &&
3019 *category != WLAN_CATEGORY_VHT &&
3020 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
3027 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
3028 * @skb: the skb containing the frame, length will be checked
3030 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
3032 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
3034 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
3038 * ieee80211_is_public_action - check if frame is a public action frame
3040 * @len: length of the frame
3042 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
3045 struct ieee80211_mgmt *mgmt = (void *)hdr;
3047 if (len < IEEE80211_MIN_ACTION_SIZE)
3049 if (!ieee80211_is_action(hdr->frame_control))
3051 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
3055 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
3056 * privacy action frame
3059 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
3061 struct ieee80211_mgmt *mgmt = (void *)hdr;
3063 if (!ieee80211_is_action(hdr->frame_control) ||
3064 !is_multicast_ether_addr(hdr->addr1))
3067 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
3068 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
3072 * ieee80211_is_group_privacy_action - check if frame is a group addressed
3073 * privacy action frame
3074 * @skb: the skb containing the frame, length will be checked
3076 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
3078 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
3080 return _ieee80211_is_group_privacy_action((void *)skb->data);
3084 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
3087 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
3093 * ieee80211_check_tim - check if AID bit is set in TIM
3095 * @tim_len: length of the TIM IE
3096 * @aid: the AID to look for
3098 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
3099 u8 tim_len, u16 aid)
3102 u8 index, indexn1, indexn2;
3104 if (unlikely(!tim || tim_len < sizeof(*tim)))
3109 mask = 1 << (aid & 7);
3111 indexn1 = tim->bitmap_ctrl & 0xfe;
3112 indexn2 = tim_len + indexn1 - 4;
3114 if (index < indexn1 || index > indexn2)
3119 return !!(tim->virtual_map[index] & mask);
3123 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
3124 * @skb: the skb containing the frame, length will not be checked
3125 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
3127 * This function assumes the frame is a data frame, and that the network header
3128 * is in the correct place.
3130 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
3132 if (!skb_is_nonlinear(skb) &&
3133 skb->len > (skb_network_offset(skb) + 2)) {
3134 /* Point to where the indication of TDLS should start */
3135 const u8 *tdls_data = skb_network_header(skb) - 2;
3137 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
3138 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
3139 tdls_data[3] == WLAN_CATEGORY_TDLS)
3140 return tdls_data[4];
3146 /* convert time units */
3147 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
3148 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
3151 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
3152 * @skb: the skb containing the frame, length will be checked
3154 * This function checks if it's either TPC report action frame or Link
3155 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
3156 * and 8.5.7.5 accordingly.
3158 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
3160 struct ieee80211_mgmt *mgmt = (void *)skb->data;
3162 if (!ieee80211_is_action(mgmt->frame_control))
3165 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
3166 sizeof(mgmt->u.action.u.tpc_report))
3170 * TPC report - check that:
3171 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
3172 * spectrum management action = 3 (TPC/Link Measurement report)
3173 * TPC report EID = 35
3174 * TPC report element length = 2
3176 * The spectrum management's tpc_report struct is used here both for
3177 * parsing tpc_report and radio measurement's link measurement report
3178 * frame, since the relevant part is identical in both frames.
3180 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
3181 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
3184 /* both spectrum mgmt and link measurement have same action code */
3185 if (mgmt->u.action.u.tpc_report.action_code !=
3186 WLAN_ACTION_SPCT_TPC_RPRT)
3189 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
3190 mgmt->u.action.u.tpc_report.tpc_elem_length !=
3191 sizeof(struct ieee80211_tpc_report_ie))
3203 /* element iteration helpers */
3204 #define for_each_element(_elem, _data, _datalen) \
3205 for (_elem = (const struct element *)(_data); \
3206 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3207 (int)sizeof(*_elem) && \
3208 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
3209 (int)sizeof(*_elem) + _elem->datalen; \
3210 _elem = (const struct element *)(_elem->data + _elem->datalen))
3212 #define for_each_element_id(element, _id, data, datalen) \
3213 for_each_element(element, data, datalen) \
3214 if (element->id == (_id))
3216 #define for_each_element_extid(element, extid, data, datalen) \
3217 for_each_element(element, data, datalen) \
3218 if (element->id == WLAN_EID_EXTENSION && \
3219 element->datalen > 0 && \
3220 element->data[0] == (extid))
3222 #define for_each_subelement(sub, element) \
3223 for_each_element(sub, (element)->data, (element)->datalen)
3225 #define for_each_subelement_id(sub, id, element) \
3226 for_each_element_id(sub, id, (element)->data, (element)->datalen)
3228 #define for_each_subelement_extid(sub, extid, element) \
3229 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
3232 * for_each_element_completed - determine if element parsing consumed all data
3233 * @element: element pointer after for_each_element() or friends
3234 * @data: same data pointer as passed to for_each_element() or friends
3235 * @datalen: same data length as passed to for_each_element() or friends
3237 * This function returns %true if all the data was parsed or considered
3238 * while walking the elements. Only use this if your for_each_element()
3239 * loop cannot be broken out of, otherwise it always returns %false.
3241 * If some data was malformed, this returns %false since the last parsed
3242 * element will not fill the whole remaining data.
3244 static inline bool for_each_element_completed(const struct element *element,
3245 const void *data, size_t datalen)
3247 return (const u8 *)element == (const u8 *)data + datalen;
3250 #endif /* LINUX_IEEE80211_H */