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 Intel Deutschland GmbH
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
17 #ifndef LINUX_IEEE80211_H
18 #define LINUX_IEEE80211_H
20 #include <linux/types.h>
21 #include <linux/if_ether.h>
22 #include <linux/etherdevice.h>
23 #include <asm/byteorder.h>
24 #include <asm/unaligned.h>
29 * TA = transmitter address
30 * RA = receiver address
31 * DA = destination address
34 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
35 * -----------------------------------------------------------------
36 * 0 0 DA SA BSSID - IBSS/DLS
37 * 0 1 DA BSSID SA - AP -> STA
38 * 1 0 BSSID SA DA - AP <- STA
39 * 1 1 RA TA DA SA unspecified (WDS)
44 #define IEEE80211_FCTL_VERS 0x0003
45 #define IEEE80211_FCTL_FTYPE 0x000c
46 #define IEEE80211_FCTL_STYPE 0x00f0
47 #define IEEE80211_FCTL_TODS 0x0100
48 #define IEEE80211_FCTL_FROMDS 0x0200
49 #define IEEE80211_FCTL_MOREFRAGS 0x0400
50 #define IEEE80211_FCTL_RETRY 0x0800
51 #define IEEE80211_FCTL_PM 0x1000
52 #define IEEE80211_FCTL_MOREDATA 0x2000
53 #define IEEE80211_FCTL_PROTECTED 0x4000
54 #define IEEE80211_FCTL_ORDER 0x8000
55 #define IEEE80211_FCTL_CTL_EXT 0x0f00
57 #define IEEE80211_SCTL_FRAG 0x000F
58 #define IEEE80211_SCTL_SEQ 0xFFF0
60 #define IEEE80211_FTYPE_MGMT 0x0000
61 #define IEEE80211_FTYPE_CTL 0x0004
62 #define IEEE80211_FTYPE_DATA 0x0008
63 #define IEEE80211_FTYPE_EXT 0x000c
66 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
67 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
68 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
69 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
70 #define IEEE80211_STYPE_PROBE_REQ 0x0040
71 #define IEEE80211_STYPE_PROBE_RESP 0x0050
72 #define IEEE80211_STYPE_BEACON 0x0080
73 #define IEEE80211_STYPE_ATIM 0x0090
74 #define IEEE80211_STYPE_DISASSOC 0x00A0
75 #define IEEE80211_STYPE_AUTH 0x00B0
76 #define IEEE80211_STYPE_DEAUTH 0x00C0
77 #define IEEE80211_STYPE_ACTION 0x00D0
80 #define IEEE80211_STYPE_CTL_EXT 0x0060
81 #define IEEE80211_STYPE_BACK_REQ 0x0080
82 #define IEEE80211_STYPE_BACK 0x0090
83 #define IEEE80211_STYPE_PSPOLL 0x00A0
84 #define IEEE80211_STYPE_RTS 0x00B0
85 #define IEEE80211_STYPE_CTS 0x00C0
86 #define IEEE80211_STYPE_ACK 0x00D0
87 #define IEEE80211_STYPE_CFEND 0x00E0
88 #define IEEE80211_STYPE_CFENDACK 0x00F0
91 #define IEEE80211_STYPE_DATA 0x0000
92 #define IEEE80211_STYPE_DATA_CFACK 0x0010
93 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
94 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
95 #define IEEE80211_STYPE_NULLFUNC 0x0040
96 #define IEEE80211_STYPE_CFACK 0x0050
97 #define IEEE80211_STYPE_CFPOLL 0x0060
98 #define IEEE80211_STYPE_CFACKPOLL 0x0070
99 #define IEEE80211_STYPE_QOS_DATA 0x0080
100 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
101 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
102 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
103 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
104 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
105 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
106 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
108 /* extension, added by 802.11ad */
109 #define IEEE80211_STYPE_DMG_BEACON 0x0000
111 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
112 #define IEEE80211_CTL_EXT_POLL 0x2000
113 #define IEEE80211_CTL_EXT_SPR 0x3000
114 #define IEEE80211_CTL_EXT_GRANT 0x4000
115 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
116 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
117 #define IEEE80211_CTL_EXT_SSW 0x8000
118 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
119 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
122 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
123 #define IEEE80211_MAX_SN IEEE80211_SN_MASK
124 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
126 static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
128 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
131 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
133 return (sn1 + sn2) & IEEE80211_SN_MASK;
136 static inline u16 ieee80211_sn_inc(u16 sn)
138 return ieee80211_sn_add(sn, 1);
141 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
143 return (sn1 - sn2) & IEEE80211_SN_MASK;
146 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
147 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
149 /* miscellaneous IEEE 802.11 constants */
150 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
151 #define IEEE80211_MAX_RTS_THRESHOLD 2353
152 #define IEEE80211_MAX_AID 2007
153 #define IEEE80211_MAX_TIM_LEN 251
154 #define IEEE80211_MAX_MESH_PEERINGS 63
155 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
158 802.11e clarifies the figure in section 7.1.2. The frame body is
159 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
160 #define IEEE80211_MAX_DATA_LEN 2304
161 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
162 * to 7920 bytes, see 8.2.3 General frame format
164 #define IEEE80211_MAX_DATA_LEN_DMG 7920
165 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
166 #define IEEE80211_MAX_FRAME_LEN 2352
168 /* Maximal size of an A-MSDU that can be transported in a HT BA session */
169 #define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
171 /* Maximal size of an A-MSDU */
172 #define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
173 #define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
175 #define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
176 #define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
177 #define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
179 #define IEEE80211_MAX_SSID_LEN 32
181 #define IEEE80211_MAX_MESH_ID_LEN 32
183 #define IEEE80211_FIRST_TSPEC_TSID 8
184 #define IEEE80211_NUM_TIDS 16
186 /* number of user priorities 802.11 uses */
187 #define IEEE80211_NUM_UPS 8
189 #define IEEE80211_QOS_CTL_LEN 2
191 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
193 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
195 #define IEEE80211_QOS_CTL_EOSP 0x0010
197 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
198 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
199 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
200 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
201 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
203 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
204 /* Mesh Control 802.11s */
205 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
207 /* Mesh Power Save Level */
208 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
209 /* Mesh Receiver Service Period Initiated */
210 #define IEEE80211_QOS_CTL_RSPI 0x0400
212 /* U-APSD queue for WMM IEs sent by AP */
213 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
214 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
216 /* U-APSD queues for WMM IEs sent by STA */
217 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
218 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
219 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
220 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
221 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
223 /* U-APSD max SP length for WMM IEs sent by STA */
224 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
225 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
226 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
227 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
228 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
229 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
231 #define IEEE80211_HT_CTL_LEN 4
233 struct ieee80211_hdr {
234 __le16 frame_control;
241 } __packed __aligned(2);
243 struct ieee80211_hdr_3addr {
244 __le16 frame_control;
250 } __packed __aligned(2);
252 struct ieee80211_qos_hdr {
253 __le16 frame_control;
260 } __packed __aligned(2);
263 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
264 * @fc: frame control bytes in little-endian byteorder
266 static inline bool ieee80211_has_tods(__le16 fc)
268 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
272 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
273 * @fc: frame control bytes in little-endian byteorder
275 static inline bool ieee80211_has_fromds(__le16 fc)
277 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
281 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
282 * @fc: frame control bytes in little-endian byteorder
284 static inline bool ieee80211_has_a4(__le16 fc)
286 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
287 return (fc & tmp) == tmp;
291 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
292 * @fc: frame control bytes in little-endian byteorder
294 static inline bool ieee80211_has_morefrags(__le16 fc)
296 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
300 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
301 * @fc: frame control bytes in little-endian byteorder
303 static inline bool ieee80211_has_retry(__le16 fc)
305 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
309 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
310 * @fc: frame control bytes in little-endian byteorder
312 static inline bool ieee80211_has_pm(__le16 fc)
314 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
318 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
319 * @fc: frame control bytes in little-endian byteorder
321 static inline bool ieee80211_has_moredata(__le16 fc)
323 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
327 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
328 * @fc: frame control bytes in little-endian byteorder
330 static inline bool ieee80211_has_protected(__le16 fc)
332 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
336 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
337 * @fc: frame control bytes in little-endian byteorder
339 static inline bool ieee80211_has_order(__le16 fc)
341 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
345 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
346 * @fc: frame control bytes in little-endian byteorder
348 static inline bool ieee80211_is_mgmt(__le16 fc)
350 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
351 cpu_to_le16(IEEE80211_FTYPE_MGMT);
355 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
356 * @fc: frame control bytes in little-endian byteorder
358 static inline bool ieee80211_is_ctl(__le16 fc)
360 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
361 cpu_to_le16(IEEE80211_FTYPE_CTL);
365 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
366 * @fc: frame control bytes in little-endian byteorder
368 static inline bool ieee80211_is_data(__le16 fc)
370 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
371 cpu_to_le16(IEEE80211_FTYPE_DATA);
375 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
376 * @fc: frame control bytes in little-endian byteorder
378 static inline bool ieee80211_is_data_qos(__le16 fc)
381 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
382 * to check the one bit
384 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
385 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
389 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
390 * @fc: frame control bytes in little-endian byteorder
392 static inline bool ieee80211_is_data_present(__le16 fc)
395 * mask with 0x40 and test that that bit is clear to only return true
396 * for the data-containing substypes.
398 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
399 cpu_to_le16(IEEE80211_FTYPE_DATA);
403 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
404 * @fc: frame control bytes in little-endian byteorder
406 static inline bool ieee80211_is_assoc_req(__le16 fc)
408 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
409 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
413 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
414 * @fc: frame control bytes in little-endian byteorder
416 static inline bool ieee80211_is_assoc_resp(__le16 fc)
418 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
419 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
423 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
424 * @fc: frame control bytes in little-endian byteorder
426 static inline bool ieee80211_is_reassoc_req(__le16 fc)
428 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
429 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
433 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
434 * @fc: frame control bytes in little-endian byteorder
436 static inline bool ieee80211_is_reassoc_resp(__le16 fc)
438 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
439 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
443 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
444 * @fc: frame control bytes in little-endian byteorder
446 static inline bool ieee80211_is_probe_req(__le16 fc)
448 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
449 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
453 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
454 * @fc: frame control bytes in little-endian byteorder
456 static inline bool ieee80211_is_probe_resp(__le16 fc)
458 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
459 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
463 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
464 * @fc: frame control bytes in little-endian byteorder
466 static inline bool ieee80211_is_beacon(__le16 fc)
468 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
469 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
473 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
474 * @fc: frame control bytes in little-endian byteorder
476 static inline bool ieee80211_is_atim(__le16 fc)
478 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
479 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
483 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
484 * @fc: frame control bytes in little-endian byteorder
486 static inline bool ieee80211_is_disassoc(__le16 fc)
488 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
489 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
493 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
494 * @fc: frame control bytes in little-endian byteorder
496 static inline bool ieee80211_is_auth(__le16 fc)
498 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
499 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
503 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
504 * @fc: frame control bytes in little-endian byteorder
506 static inline bool ieee80211_is_deauth(__le16 fc)
508 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
509 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
513 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
514 * @fc: frame control bytes in little-endian byteorder
516 static inline bool ieee80211_is_action(__le16 fc)
518 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
519 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
523 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
524 * @fc: frame control bytes in little-endian byteorder
526 static inline bool ieee80211_is_back_req(__le16 fc)
528 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
529 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
533 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
534 * @fc: frame control bytes in little-endian byteorder
536 static inline bool ieee80211_is_back(__le16 fc)
538 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
539 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
543 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
544 * @fc: frame control bytes in little-endian byteorder
546 static inline bool ieee80211_is_pspoll(__le16 fc)
548 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
549 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
553 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
554 * @fc: frame control bytes in little-endian byteorder
556 static inline bool ieee80211_is_rts(__le16 fc)
558 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
559 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
563 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
564 * @fc: frame control bytes in little-endian byteorder
566 static inline bool ieee80211_is_cts(__le16 fc)
568 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
569 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
573 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
574 * @fc: frame control bytes in little-endian byteorder
576 static inline bool ieee80211_is_ack(__le16 fc)
578 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
579 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
583 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
584 * @fc: frame control bytes in little-endian byteorder
586 static inline bool ieee80211_is_cfend(__le16 fc)
588 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
589 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
593 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
594 * @fc: frame control bytes in little-endian byteorder
596 static inline bool ieee80211_is_cfendack(__le16 fc)
598 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
599 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
603 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
604 * @fc: frame control bytes in little-endian byteorder
606 static inline bool ieee80211_is_nullfunc(__le16 fc)
608 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
609 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
613 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
614 * @fc: frame control bytes in little-endian byteorder
616 static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
618 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
619 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
623 * ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
624 * @fc: frame control bytes in little-endian byteorder
626 static inline bool ieee80211_is_any_nullfunc(__le16 fc)
628 return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
632 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
633 * @fc: frame control field in little-endian byteorder
635 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
637 /* IEEE 802.11-2012, definition of "bufferable management frame";
638 * note that this ignores the IBSS special case. */
639 return ieee80211_is_mgmt(fc) &&
640 (ieee80211_is_action(fc) ||
641 ieee80211_is_disassoc(fc) ||
642 ieee80211_is_deauth(fc));
646 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
647 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
649 static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
651 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
655 * ieee80211_is_frag - check if a frame is a fragment
656 * @hdr: 802.11 header of the frame
658 static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
660 return ieee80211_has_morefrags(hdr->frame_control) ||
661 hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
664 struct ieee80211s_hdr {
670 } __packed __aligned(2);
673 #define MESH_FLAGS_AE_A4 0x1
674 #define MESH_FLAGS_AE_A5_A6 0x2
675 #define MESH_FLAGS_AE 0x3
676 #define MESH_FLAGS_PS_DEEP 0x4
679 * enum ieee80211_preq_flags - mesh PREQ element flags
681 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
683 enum ieee80211_preq_flags {
684 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
688 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
690 * @IEEE80211_PREQ_TO_FLAG: target only subfield
691 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
693 enum ieee80211_preq_target_flags {
694 IEEE80211_PREQ_TO_FLAG = 1<<0,
695 IEEE80211_PREQ_USN_FLAG = 1<<2,
699 * struct ieee80211_quiet_ie
701 * This structure refers to "Quiet information element"
703 struct ieee80211_quiet_ie {
711 * struct ieee80211_msrment_ie
713 * This structure refers to "Measurement Request/Report information element"
715 struct ieee80211_msrment_ie {
723 * struct ieee80211_channel_sw_ie
725 * This structure refers to "Channel Switch Announcement information element"
727 struct ieee80211_channel_sw_ie {
734 * struct ieee80211_ext_chansw_ie
736 * This structure represents the "Extended Channel Switch Announcement element"
738 struct ieee80211_ext_chansw_ie {
740 u8 new_operating_class;
746 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
747 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
749 * This structure represents the "Secondary Channel Offset element"
751 struct ieee80211_sec_chan_offs_ie {
756 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
758 * This structure represents the "Mesh Channel Switch Paramters element"
760 struct ieee80211_mesh_chansw_params_ie {
764 __le16 mesh_pre_value;
768 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
770 struct ieee80211_wide_bw_chansw_ie {
771 u8 new_channel_width;
772 u8 new_center_freq_seg0, new_center_freq_seg1;
776 * struct ieee80211_tim
778 * This structure refers to "Traffic Indication Map information element"
780 struct ieee80211_tim_ie {
784 /* variable size: 1 - 251 bytes */
789 * struct ieee80211_meshconf_ie
791 * This structure refers to "Mesh Configuration information element"
793 struct ieee80211_meshconf_ie {
804 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
806 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
807 * additional mesh peerings with other mesh STAs
808 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
809 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
811 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
812 * neighbors in deep sleep mode
814 enum mesh_config_capab_flags {
815 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
816 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
817 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
818 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
822 * mesh channel switch parameters element's flag indicator
825 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
826 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
827 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
830 * struct ieee80211_rann_ie
832 * This structure refers to "Root Announcement information element"
834 struct ieee80211_rann_ie {
838 u8 rann_addr[ETH_ALEN];
840 __le32 rann_interval;
844 enum ieee80211_rann_flags {
845 RANN_FLAG_IS_GATE = 1 << 0,
848 enum ieee80211_ht_chanwidth_values {
849 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
850 IEEE80211_HT_CHANWIDTH_ANY = 1,
854 * enum ieee80211_opmode_bits - VHT operating mode field bits
855 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
856 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
857 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
858 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
859 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
860 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
861 * (the NSS value is the value of this field + 1)
862 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
863 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
864 * using a beamforming steering matrix
866 enum ieee80211_vht_opmode_bits {
867 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
868 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
869 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
870 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
871 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
872 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
873 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
874 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
877 #define WLAN_SA_QUERY_TR_ID_LEN 2
878 #define WLAN_MEMBERSHIP_LEN 8
879 #define WLAN_USER_POSITION_LEN 16
882 * struct ieee80211_tpc_report_ie
884 * This structure refers to "TPC Report element"
886 struct ieee80211_tpc_report_ie {
891 struct ieee80211_mgmt {
892 __le16 frame_control;
901 __le16 auth_transaction;
903 /* possibly followed by Challenge text */
911 __le16 listen_interval;
912 /* followed by SSID and Supported rates */
914 } __packed assoc_req;
919 /* followed by Supported rates */
921 } __packed assoc_resp, reassoc_resp;
924 __le16 listen_interval;
925 u8 current_ap[ETH_ALEN];
926 /* followed by SSID and Supported rates */
928 } __packed reassoc_req;
936 /* followed by some of SSID, Supported rates,
937 * FH Params, DS Params, CF Params, IBSS Params, TIM */
941 /* only variable items: SSID, Supported rates */
943 } __packed probe_req;
948 /* followed by some of SSID, Supported rates,
949 * FH Params, DS Params, CF Params, IBSS Params */
951 } __packed probe_resp;
960 } __packed wme_action;
964 } __packed chan_switch;
967 struct ieee80211_ext_chansw_ie data;
969 } __packed ext_chan_switch;
975 struct ieee80211_msrment_ie msr_elem;
976 } __packed measurement;
982 __le16 start_seq_num;
983 } __packed addba_req;
990 } __packed addba_resp;
999 } __packed self_prot;
1003 } __packed mesh_action;
1006 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
1007 } __packed sa_query;
1015 } __packed ht_notify_cw;
1021 } __packed tdls_discover_resp;
1025 } __packed vht_opmode_notif;
1028 u8 membership[WLAN_MEMBERSHIP_LEN];
1029 u8 position[WLAN_USER_POSITION_LEN];
1030 } __packed vht_group_notif;
1036 struct ieee80211_tpc_report_ie tpc;
1037 } __packed tpc_report;
1051 } __packed __aligned(2);
1053 /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
1054 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1056 /* mgmt header + 1 byte category code */
1057 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1060 /* Management MIC information element (IEEE 802.11w) */
1061 struct ieee80211_mmie {
1065 u8 sequence_number[6];
1069 /* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
1070 struct ieee80211_mmie_16 {
1074 u8 sequence_number[6];
1078 struct ieee80211_vendor_ie {
1085 struct ieee80211_wmm_ac_param {
1086 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1087 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1091 struct ieee80211_wmm_param_ie {
1092 u8 element_id; /* Element ID: 221 (0xdd); */
1093 u8 len; /* Length: 24 */
1094 /* required fields for WMM version 1 */
1095 u8 oui[3]; /* 00:50:f2 */
1096 u8 oui_type; /* 2 */
1097 u8 oui_subtype; /* 1 */
1098 u8 version; /* 1 for WMM version 1.0 */
1099 u8 qos_info; /* AP/STA specific QoS info */
1100 u8 reserved; /* 0 */
1101 /* AC_BE, AC_BK, AC_VI, AC_VO */
1102 struct ieee80211_wmm_ac_param ac[4];
1105 /* Control frames */
1106 struct ieee80211_rts {
1107 __le16 frame_control;
1111 } __packed __aligned(2);
1113 struct ieee80211_cts {
1114 __le16 frame_control;
1117 } __packed __aligned(2);
1119 struct ieee80211_pspoll {
1120 __le16 frame_control;
1124 } __packed __aligned(2);
1128 /* Channel switch timing */
1129 struct ieee80211_ch_switch_timing {
1131 __le16 switch_timeout;
1134 /* Link-id information element */
1135 struct ieee80211_tdls_lnkie {
1136 u8 ie_type; /* Link Identifier IE */
1139 u8 init_sta[ETH_ALEN];
1140 u8 resp_sta[ETH_ALEN];
1143 struct ieee80211_tdls_data {
1155 } __packed setup_req;
1161 } __packed setup_resp;
1166 } __packed setup_cfm;
1170 } __packed teardown;
1174 } __packed discover_req;
1179 } __packed chan_switch_req;
1183 } __packed chan_switch_resp;
1188 * Peer-to-Peer IE attribute related definitions.
1191 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1193 enum ieee80211_p2p_attr_id {
1194 IEEE80211_P2P_ATTR_STATUS = 0,
1195 IEEE80211_P2P_ATTR_MINOR_REASON,
1196 IEEE80211_P2P_ATTR_CAPABILITY,
1197 IEEE80211_P2P_ATTR_DEVICE_ID,
1198 IEEE80211_P2P_ATTR_GO_INTENT,
1199 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1200 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1201 IEEE80211_P2P_ATTR_GROUP_BSSID,
1202 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1203 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1204 IEEE80211_P2P_ATTR_MANAGABILITY,
1205 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1206 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1207 IEEE80211_P2P_ATTR_DEVICE_INFO,
1208 IEEE80211_P2P_ATTR_GROUP_INFO,
1209 IEEE80211_P2P_ATTR_GROUP_ID,
1210 IEEE80211_P2P_ATTR_INTERFACE,
1211 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1212 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1213 /* 19 - 220: Reserved */
1214 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1216 IEEE80211_P2P_ATTR_MAX
1219 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1220 /* Typical max value used here */
1221 #define IEEE80211_P2P_NOA_DESC_MAX 4
1223 struct ieee80211_p2p_noa_desc {
1230 struct ieee80211_p2p_noa_attr {
1233 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1236 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1237 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1240 * struct ieee80211_bar - HT Block Ack Request
1242 * This structure refers to "HT BlockAckReq" as
1243 * described in 802.11n draft section 7.2.1.7.1
1245 struct ieee80211_bar {
1246 __le16 frame_control;
1251 __le16 start_seq_num;
1254 /* 802.11 BAR control masks */
1255 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1256 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1257 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1258 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1259 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1261 #define IEEE80211_HT_MCS_MASK_LEN 10
1264 * struct ieee80211_mcs_info - MCS information
1266 * @rx_highest: highest supported RX rate. If set represents
1267 * the highest supported RX data rate in units of 1 Mbps.
1268 * If this field is 0 this value should not be used to
1269 * consider the highest RX data rate supported.
1270 * @tx_params: TX parameters
1272 struct ieee80211_mcs_info {
1273 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1279 /* 802.11n HT capability MSC set */
1280 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1281 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1282 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1283 /* value 0 == 1 stream etc */
1284 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1285 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1286 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1287 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1290 * 802.11n D5.0 20.3.5 / 20.6 says:
1291 * - indices 0 to 7 and 32 are single spatial stream
1292 * - 8 to 31 are multiple spatial streams using equal modulation
1293 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1294 * - remainder are multiple spatial streams using unequal modulation
1296 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1297 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1298 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1301 * struct ieee80211_ht_cap - HT capabilities
1303 * This structure is the "HT capabilities element" as
1304 * described in 802.11n D5.0 7.3.2.57
1306 struct ieee80211_ht_cap {
1308 u8 ampdu_params_info;
1310 /* 16 bytes MCS information */
1311 struct ieee80211_mcs_info mcs;
1313 __le16 extended_ht_cap_info;
1314 __le32 tx_BF_cap_info;
1315 u8 antenna_selection_info;
1318 /* 802.11n HT capabilities masks (for cap_info) */
1319 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1320 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1321 #define IEEE80211_HT_CAP_SM_PS 0x000C
1322 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1323 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1324 #define IEEE80211_HT_CAP_SGI_20 0x0020
1325 #define IEEE80211_HT_CAP_SGI_40 0x0040
1326 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1327 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1328 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1329 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1330 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1331 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1332 #define IEEE80211_HT_CAP_RESERVED 0x2000
1333 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1334 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1336 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1337 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1338 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1339 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1340 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1341 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1342 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1343 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1345 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1346 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1347 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1348 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1351 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1352 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1354 enum ieee80211_max_ampdu_length_exp {
1355 IEEE80211_HT_MAX_AMPDU_8K = 0,
1356 IEEE80211_HT_MAX_AMPDU_16K = 1,
1357 IEEE80211_HT_MAX_AMPDU_32K = 2,
1358 IEEE80211_HT_MAX_AMPDU_64K = 3
1362 * Maximum length of AMPDU that the STA can receive in VHT.
1363 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1365 enum ieee80211_vht_max_ampdu_length_exp {
1366 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1367 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1368 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1369 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1370 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1371 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1372 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1373 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1376 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1378 /* Minimum MPDU start spacing */
1379 enum ieee80211_min_mpdu_spacing {
1380 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1381 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1382 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1383 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1384 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1385 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1386 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1387 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1391 * struct ieee80211_ht_operation - HT operation IE
1393 * This structure is the "HT operation element" as
1394 * described in 802.11n-2009 7.3.2.57
1396 struct ieee80211_ht_operation {
1399 __le16 operation_mode;
1405 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1406 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1407 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1408 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1409 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1410 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1412 /* for operation_mode */
1413 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1414 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1415 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1416 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1417 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1418 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1419 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1421 /* for stbc_param */
1422 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1423 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1424 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1425 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1426 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1427 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1430 /* block-ack parameters */
1431 #define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
1432 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1433 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1434 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1435 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1436 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1439 * A-PMDU buffer sizes
1440 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1442 #define IEEE80211_MIN_AMPDU_BUF 0x8
1443 #define IEEE80211_MAX_AMPDU_BUF 0x40
1446 /* Spatial Multiplexing Power Save Modes (for capability) */
1447 #define WLAN_HT_CAP_SM_PS_STATIC 0
1448 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1449 #define WLAN_HT_CAP_SM_PS_INVALID 2
1450 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1452 /* for SM power control field lower two bits */
1453 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1454 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1455 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1458 * struct ieee80211_vht_mcs_info - VHT MCS information
1459 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1460 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1461 * STA can receive. Rate expressed in units of 1 Mbps.
1462 * If this field is 0 this value should not be used to
1463 * consider the highest RX data rate supported.
1464 * The top 3 bits of this field are reserved.
1465 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1466 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1467 * STA can transmit. Rate expressed in units of 1 Mbps.
1468 * If this field is 0 this value should not be used to
1469 * consider the highest TX data rate supported.
1470 * The top 3 bits of this field are reserved.
1472 struct ieee80211_vht_mcs_info {
1480 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1481 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1483 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1484 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1485 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1487 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1488 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1489 * both split into 8 subfields by number of streams. These values indicate
1490 * which MCSes are supported for the number of streams the value appears
1493 enum ieee80211_vht_mcs_support {
1494 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1495 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1496 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1497 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1501 * struct ieee80211_vht_cap - VHT capabilities
1503 * This structure is the "VHT capabilities element" as
1504 * described in 802.11ac D3.0 8.4.2.160
1505 * @vht_cap_info: VHT capability info
1506 * @supp_mcs: VHT MCS supported rates
1508 struct ieee80211_vht_cap {
1509 __le32 vht_cap_info;
1510 struct ieee80211_vht_mcs_info supp_mcs;
1514 * enum ieee80211_vht_chanwidth - VHT channel width
1515 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1516 * determine the channel width (20 or 40 MHz)
1517 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1518 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1519 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1521 enum ieee80211_vht_chanwidth {
1522 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1523 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1524 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1525 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1529 * struct ieee80211_vht_operation - VHT operation IE
1531 * This structure is the "VHT operation element" as
1532 * described in 802.11ac D3.0 8.4.2.161
1533 * @chan_width: Operating channel width
1534 * @center_freq_seg1_idx: center freq segment 1 index
1535 * @center_freq_seg2_idx: center freq segment 2 index
1536 * @basic_mcs_set: VHT Basic MCS rate set
1538 struct ieee80211_vht_operation {
1540 u8 center_freq_seg1_idx;
1541 u8 center_freq_seg2_idx;
1542 __le16 basic_mcs_set;
1546 /* 802.11ac VHT Capabilities */
1547 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1548 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1549 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1550 #define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
1551 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1552 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1553 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1554 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1555 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1556 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1557 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1558 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1559 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1560 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1561 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1562 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1563 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1564 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1565 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1566 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1567 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1568 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1569 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1570 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1571 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1572 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1573 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1574 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1575 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1576 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1577 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1578 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1579 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1580 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1581 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1583 /* Authentication algorithms */
1584 #define WLAN_AUTH_OPEN 0
1585 #define WLAN_AUTH_SHARED_KEY 1
1586 #define WLAN_AUTH_FT 2
1587 #define WLAN_AUTH_SAE 3
1588 #define WLAN_AUTH_LEAP 128
1590 #define WLAN_AUTH_CHALLENGE_LEN 128
1592 #define WLAN_CAPABILITY_ESS (1<<0)
1593 #define WLAN_CAPABILITY_IBSS (1<<1)
1596 * A mesh STA sets the ESS and IBSS capability bits to zero.
1597 * however, this holds true for p2p probe responses (in the p2p_find
1600 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1601 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1603 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1604 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1605 #define WLAN_CAPABILITY_PRIVACY (1<<4)
1606 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1607 #define WLAN_CAPABILITY_PBCC (1<<6)
1608 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1611 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1612 #define WLAN_CAPABILITY_QOS (1<<9)
1613 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1614 #define WLAN_CAPABILITY_APSD (1<<11)
1615 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
1616 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1617 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
1618 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
1620 /* DMG (60gHz) 802.11ad */
1621 /* type - bits 0..1 */
1622 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
1623 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1624 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1625 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1627 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1628 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1629 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1630 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1632 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1633 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1636 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1637 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1638 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1640 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1641 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1642 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1644 /* 802.11g ERP information element */
1645 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1646 #define WLAN_ERP_USE_PROTECTION (1<<1)
1647 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1649 /* WLAN_ERP_BARKER_PREAMBLE values */
1651 WLAN_ERP_PREAMBLE_SHORT = 0,
1652 WLAN_ERP_PREAMBLE_LONG = 1,
1655 /* Band ID, 802.11ad #8.4.1.45 */
1657 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1658 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1659 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1660 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1661 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1662 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1666 enum ieee80211_statuscode {
1667 WLAN_STATUS_SUCCESS = 0,
1668 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1669 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1670 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1671 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1672 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1673 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1674 WLAN_STATUS_CHALLENGE_FAIL = 15,
1675 WLAN_STATUS_AUTH_TIMEOUT = 16,
1676 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1677 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1679 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1680 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1681 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1683 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1684 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1685 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1687 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1688 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1690 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1691 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1693 WLAN_STATUS_INVALID_IE = 40,
1694 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1695 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1696 WLAN_STATUS_INVALID_AKMP = 43,
1697 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1698 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1699 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1701 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1702 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1703 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1704 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1705 WLAN_STATUS_REQUEST_DECLINED = 37,
1706 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1707 WLAN_STATUS_CHANGE_TSPEC = 39,
1708 WLAN_STATUS_WAIT_TS_DELAY = 47,
1709 WLAN_STATUS_NO_DIRECT_LINK = 48,
1710 WLAN_STATUS_STA_NOT_PRESENT = 49,
1711 WLAN_STATUS_STA_NOT_QSTA = 50,
1713 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1714 WLAN_STATUS_FCG_NOT_SUPP = 78,
1715 WLAN_STATUS_STA_NO_TBTT = 78,
1717 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1718 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1719 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1720 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1721 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1722 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1723 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1724 WLAN_STATUS_REJECT_DSE_BAND = 96,
1725 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1726 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1731 enum ieee80211_reasoncode {
1732 WLAN_REASON_UNSPECIFIED = 1,
1733 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1734 WLAN_REASON_DEAUTH_LEAVING = 3,
1735 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1736 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1737 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1738 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1739 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1740 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1742 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1743 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1745 WLAN_REASON_INVALID_IE = 13,
1746 WLAN_REASON_MIC_FAILURE = 14,
1747 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1748 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1749 WLAN_REASON_IE_DIFFERENT = 17,
1750 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1751 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1752 WLAN_REASON_INVALID_AKMP = 20,
1753 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1754 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1755 WLAN_REASON_IEEE8021X_FAILED = 23,
1756 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1757 /* TDLS (802.11z) */
1758 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1759 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
1761 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1762 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1763 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1764 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1765 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1766 WLAN_REASON_QSTA_NOT_USE = 37,
1767 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1768 WLAN_REASON_QSTA_TIMEOUT = 39,
1769 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1771 WLAN_REASON_MESH_PEER_CANCELED = 52,
1772 WLAN_REASON_MESH_MAX_PEERS = 53,
1773 WLAN_REASON_MESH_CONFIG = 54,
1774 WLAN_REASON_MESH_CLOSE = 55,
1775 WLAN_REASON_MESH_MAX_RETRIES = 56,
1776 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1777 WLAN_REASON_MESH_INVALID_GTK = 58,
1778 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1779 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1780 WLAN_REASON_MESH_PATH_ERROR = 61,
1781 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1782 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1783 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1784 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1785 WLAN_REASON_MESH_CHAN = 66,
1789 /* Information Element IDs */
1790 enum ieee80211_eid {
1792 WLAN_EID_SUPP_RATES = 1,
1793 WLAN_EID_FH_PARAMS = 2, /* reserved now */
1794 WLAN_EID_DS_PARAMS = 3,
1795 WLAN_EID_CF_PARAMS = 4,
1797 WLAN_EID_IBSS_PARAMS = 6,
1798 WLAN_EID_COUNTRY = 7,
1800 WLAN_EID_REQUEST = 10,
1801 WLAN_EID_QBSS_LOAD = 11,
1802 WLAN_EID_EDCA_PARAM_SET = 12,
1803 WLAN_EID_TSPEC = 13,
1804 WLAN_EID_TCLAS = 14,
1805 WLAN_EID_SCHEDULE = 15,
1806 WLAN_EID_CHALLENGE = 16,
1807 /* 17-31 reserved for challenge text extension */
1808 WLAN_EID_PWR_CONSTRAINT = 32,
1809 WLAN_EID_PWR_CAPABILITY = 33,
1810 WLAN_EID_TPC_REQUEST = 34,
1811 WLAN_EID_TPC_REPORT = 35,
1812 WLAN_EID_SUPPORTED_CHANNELS = 36,
1813 WLAN_EID_CHANNEL_SWITCH = 37,
1814 WLAN_EID_MEASURE_REQUEST = 38,
1815 WLAN_EID_MEASURE_REPORT = 39,
1816 WLAN_EID_QUIET = 40,
1817 WLAN_EID_IBSS_DFS = 41,
1818 WLAN_EID_ERP_INFO = 42,
1819 WLAN_EID_TS_DELAY = 43,
1820 WLAN_EID_TCLAS_PROCESSING = 44,
1821 WLAN_EID_HT_CAPABILITY = 45,
1822 WLAN_EID_QOS_CAPA = 46,
1823 /* 47 reserved for Broadcom */
1825 WLAN_EID_802_15_COEX = 49,
1826 WLAN_EID_EXT_SUPP_RATES = 50,
1827 WLAN_EID_AP_CHAN_REPORT = 51,
1828 WLAN_EID_NEIGHBOR_REPORT = 52,
1830 WLAN_EID_MOBILITY_DOMAIN = 54,
1831 WLAN_EID_FAST_BSS_TRANSITION = 55,
1832 WLAN_EID_TIMEOUT_INTERVAL = 56,
1833 WLAN_EID_RIC_DATA = 57,
1834 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1835 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1836 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1837 WLAN_EID_HT_OPERATION = 61,
1838 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
1839 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1840 WLAN_EID_ANTENNA_INFO = 64,
1842 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1843 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1844 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1845 WLAN_EID_TIME_ADVERTISEMENT = 69,
1846 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1847 WLAN_EID_MULTIPLE_BSSID = 71,
1848 WLAN_EID_BSS_COEX_2040 = 72,
1849 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
1850 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1851 WLAN_EID_RIC_DESCRIPTOR = 75,
1853 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1854 WLAN_EID_EVENT_REQUEST = 78,
1855 WLAN_EID_EVENT_REPORT = 79,
1856 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1857 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1858 WLAN_EID_LOCATION_PARAMS = 82,
1859 WLAN_EID_NON_TX_BSSID_CAP = 83,
1860 WLAN_EID_SSID_LIST = 84,
1861 WLAN_EID_MULTI_BSSID_IDX = 85,
1862 WLAN_EID_FMS_DESCRIPTOR = 86,
1863 WLAN_EID_FMS_REQUEST = 87,
1864 WLAN_EID_FMS_RESPONSE = 88,
1865 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1866 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1867 WLAN_EID_TSF_REQUEST = 91,
1868 WLAN_EID_TSF_RESPOSNE = 92,
1869 WLAN_EID_WNM_SLEEP_MODE = 93,
1870 WLAN_EID_TIM_BCAST_REQ = 94,
1871 WLAN_EID_TIM_BCAST_RESP = 95,
1872 WLAN_EID_COLL_IF_REPORT = 96,
1873 WLAN_EID_CHANNEL_USAGE = 97,
1874 WLAN_EID_TIME_ZONE = 98,
1875 WLAN_EID_DMS_REQUEST = 99,
1876 WLAN_EID_DMS_RESPONSE = 100,
1877 WLAN_EID_LINK_ID = 101,
1878 WLAN_EID_WAKEUP_SCHEDUL = 102,
1880 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1881 WLAN_EID_PTI_CONTROL = 105,
1882 WLAN_EID_PU_BUFFER_STATUS = 106,
1883 WLAN_EID_INTERWORKING = 107,
1884 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1885 WLAN_EID_EXPEDITED_BW_REQ = 109,
1886 WLAN_EID_QOS_MAP_SET = 110,
1887 WLAN_EID_ROAMING_CONSORTIUM = 111,
1888 WLAN_EID_EMERGENCY_ALERT = 112,
1889 WLAN_EID_MESH_CONFIG = 113,
1890 WLAN_EID_MESH_ID = 114,
1891 WLAN_EID_LINK_METRIC_REPORT = 115,
1892 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1893 WLAN_EID_PEER_MGMT = 117,
1894 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1895 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1896 WLAN_EID_BEACON_TIMING = 120,
1897 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1898 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1899 WLAN_EID_MCCAOP_ADVERT = 123,
1900 WLAN_EID_MCCAOP_TEARDOWN = 124,
1901 WLAN_EID_GANN = 125,
1902 WLAN_EID_RANN = 126,
1903 WLAN_EID_EXT_CAPABILITY = 127,
1904 /* 128, 129 reserved for Agere */
1905 WLAN_EID_PREQ = 130,
1906 WLAN_EID_PREP = 131,
1907 WLAN_EID_PERR = 132,
1908 /* 133-136 reserved for Cisco */
1910 WLAN_EID_PXUC = 138,
1911 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1913 WLAN_EID_DESTINATION_URI = 141,
1914 WLAN_EID_UAPSD_COEX = 142,
1915 WLAN_EID_WAKEUP_SCHEDULE = 143,
1916 WLAN_EID_EXT_SCHEDULE = 144,
1917 WLAN_EID_STA_AVAILABILITY = 145,
1918 WLAN_EID_DMG_TSPEC = 146,
1919 WLAN_EID_DMG_AT = 147,
1920 WLAN_EID_DMG_CAP = 148,
1921 /* 149 reserved for Cisco */
1922 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
1923 WLAN_EID_DMG_OPERATION = 151,
1924 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1925 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1926 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1927 /* 155-156 reserved for Cisco */
1928 WLAN_EID_AWAKE_WINDOW = 157,
1929 WLAN_EID_MULTI_BAND = 158,
1930 WLAN_EID_ADDBA_EXT = 159,
1931 WLAN_EID_NEXT_PCP_LIST = 160,
1932 WLAN_EID_PCP_HANDOVER = 161,
1933 WLAN_EID_DMG_LINK_MARGIN = 162,
1934 WLAN_EID_SWITCHING_STREAM = 163,
1935 WLAN_EID_SESSION_TRANSITION = 164,
1936 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1937 WLAN_EID_CLUSTER_REPORT = 166,
1938 WLAN_EID_RELAY_CAP = 167,
1939 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1940 WLAN_EID_BEAM_LINK_MAINT = 169,
1941 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1942 WLAN_EID_U_PID = 171,
1943 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1944 /* 173 reserved for Symbol */
1945 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
1946 WLAN_EID_QUIET_PERIOD_REQ = 175,
1947 /* 176 reserved for Symbol */
1948 WLAN_EID_QUIET_PERIOD_RESP = 177,
1949 /* 178-179 reserved for Symbol */
1950 /* 180 reserved for ISO/IEC 20011 */
1951 WLAN_EID_EPAC_POLICY = 182,
1952 WLAN_EID_CLISTER_TIME_OFF = 183,
1953 WLAN_EID_INTER_AC_PRIO = 184,
1954 WLAN_EID_SCS_DESCRIPTOR = 185,
1955 WLAN_EID_QLOAD_REPORT = 186,
1956 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1957 WLAN_EID_HL_STREAM_ID = 188,
1958 WLAN_EID_GCR_GROUP_ADDR = 189,
1959 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1960 WLAN_EID_VHT_CAPABILITY = 191,
1961 WLAN_EID_VHT_OPERATION = 192,
1962 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1963 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1964 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1965 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1967 WLAN_EID_QUIET_CHANNEL = 198,
1968 WLAN_EID_OPMODE_NOTIF = 199,
1970 WLAN_EID_VENDOR_SPECIFIC = 221,
1971 WLAN_EID_QOS_PARAMETER = 222,
1974 /* Action category code */
1975 enum ieee80211_category {
1976 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1977 WLAN_CATEGORY_QOS = 1,
1978 WLAN_CATEGORY_DLS = 2,
1979 WLAN_CATEGORY_BACK = 3,
1980 WLAN_CATEGORY_PUBLIC = 4,
1981 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
1982 WLAN_CATEGORY_HT = 7,
1983 WLAN_CATEGORY_SA_QUERY = 8,
1984 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1985 WLAN_CATEGORY_WNM = 10,
1986 WLAN_CATEGORY_WNM_UNPROTECTED = 11,
1987 WLAN_CATEGORY_TDLS = 12,
1988 WLAN_CATEGORY_MESH_ACTION = 13,
1989 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1990 WLAN_CATEGORY_SELF_PROTECTED = 15,
1991 WLAN_CATEGORY_DMG = 16,
1992 WLAN_CATEGORY_WMM = 17,
1993 WLAN_CATEGORY_FST = 18,
1994 WLAN_CATEGORY_UNPROT_DMG = 20,
1995 WLAN_CATEGORY_VHT = 21,
1996 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1997 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
2000 /* SPECTRUM_MGMT action code */
2001 enum ieee80211_spectrum_mgmt_actioncode {
2002 WLAN_ACTION_SPCT_MSR_REQ = 0,
2003 WLAN_ACTION_SPCT_MSR_RPRT = 1,
2004 WLAN_ACTION_SPCT_TPC_REQ = 2,
2005 WLAN_ACTION_SPCT_TPC_RPRT = 3,
2006 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
2009 /* HT action codes */
2010 enum ieee80211_ht_actioncode {
2011 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
2012 WLAN_HT_ACTION_SMPS = 1,
2013 WLAN_HT_ACTION_PSMP = 2,
2014 WLAN_HT_ACTION_PCO_PHASE = 3,
2015 WLAN_HT_ACTION_CSI = 4,
2016 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
2017 WLAN_HT_ACTION_COMPRESSED_BF = 6,
2018 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
2021 /* VHT action codes */
2022 enum ieee80211_vht_actioncode {
2023 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
2024 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
2025 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
2028 /* Self Protected Action codes */
2029 enum ieee80211_self_protected_actioncode {
2030 WLAN_SP_RESERVED = 0,
2031 WLAN_SP_MESH_PEERING_OPEN = 1,
2032 WLAN_SP_MESH_PEERING_CONFIRM = 2,
2033 WLAN_SP_MESH_PEERING_CLOSE = 3,
2034 WLAN_SP_MGK_INFORM = 4,
2035 WLAN_SP_MGK_ACK = 5,
2038 /* Mesh action codes */
2039 enum ieee80211_mesh_actioncode {
2040 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
2041 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
2042 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
2043 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
2044 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
2045 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
2046 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
2047 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
2048 WLAN_MESH_ACTION_MCCA_TEARDOWN,
2049 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
2050 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
2053 /* Security key length */
2054 enum ieee80211_key_len {
2055 WLAN_KEY_LEN_WEP40 = 5,
2056 WLAN_KEY_LEN_WEP104 = 13,
2057 WLAN_KEY_LEN_CCMP = 16,
2058 WLAN_KEY_LEN_CCMP_256 = 32,
2059 WLAN_KEY_LEN_TKIP = 32,
2060 WLAN_KEY_LEN_AES_CMAC = 16,
2061 WLAN_KEY_LEN_SMS4 = 32,
2062 WLAN_KEY_LEN_GCMP = 16,
2063 WLAN_KEY_LEN_GCMP_256 = 32,
2064 WLAN_KEY_LEN_BIP_CMAC_256 = 32,
2065 WLAN_KEY_LEN_BIP_GMAC_128 = 16,
2066 WLAN_KEY_LEN_BIP_GMAC_256 = 32,
2069 #define IEEE80211_WEP_IV_LEN 4
2070 #define IEEE80211_WEP_ICV_LEN 4
2071 #define IEEE80211_CCMP_HDR_LEN 8
2072 #define IEEE80211_CCMP_MIC_LEN 8
2073 #define IEEE80211_CCMP_PN_LEN 6
2074 #define IEEE80211_CCMP_256_HDR_LEN 8
2075 #define IEEE80211_CCMP_256_MIC_LEN 16
2076 #define IEEE80211_CCMP_256_PN_LEN 6
2077 #define IEEE80211_TKIP_IV_LEN 8
2078 #define IEEE80211_TKIP_ICV_LEN 4
2079 #define IEEE80211_CMAC_PN_LEN 6
2080 #define IEEE80211_GMAC_PN_LEN 6
2081 #define IEEE80211_GCMP_HDR_LEN 8
2082 #define IEEE80211_GCMP_MIC_LEN 16
2083 #define IEEE80211_GCMP_PN_LEN 6
2085 /* Public action codes */
2086 enum ieee80211_pub_actioncode {
2087 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
2088 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2091 /* TDLS action codes */
2092 enum ieee80211_tdls_actioncode {
2093 WLAN_TDLS_SETUP_REQUEST = 0,
2094 WLAN_TDLS_SETUP_RESPONSE = 1,
2095 WLAN_TDLS_SETUP_CONFIRM = 2,
2096 WLAN_TDLS_TEARDOWN = 3,
2097 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2098 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2099 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2100 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2101 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2102 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2103 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2106 /* Extended Channel Switching capability to be set in the 1st byte of
2107 * the @WLAN_EID_EXT_CAPABILITY information element
2109 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2111 /* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2112 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2113 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2114 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2116 /* Interworking capabilities are set in 7th bit of 4th byte of the
2117 * @WLAN_EID_EXT_CAPABILITY information element
2119 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2122 * TDLS capabililites to be enabled in the 5th byte of the
2123 * @WLAN_EID_EXT_CAPABILITY information element
2125 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2126 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
2127 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
2129 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
2130 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2132 /* Defines the maximal number of MSDUs in an A-MSDU. */
2133 #define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
2134 #define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
2137 * Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
2138 * information element
2140 #define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
2142 /* TDLS specific payload type in the LLC/SNAP header */
2143 #define WLAN_TDLS_SNAP_RFTYPE 0x2
2145 /* BSS Coex IE information field bits */
2146 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2149 * enum - mesh synchronization method identifier
2151 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2152 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
2153 * that will be specified in a vendor specific information element
2156 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2157 IEEE80211_SYNC_METHOD_VENDOR = 255,
2161 * enum - mesh path selection protocol identifier
2163 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2164 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
2165 * be specified in a vendor specific information element
2168 IEEE80211_PATH_PROTOCOL_HWMP = 1,
2169 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2173 * enum - mesh path selection metric identifier
2175 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2176 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
2177 * specified in a vendor specific information element
2180 IEEE80211_PATH_METRIC_AIRTIME = 1,
2181 IEEE80211_PATH_METRIC_VENDOR = 255,
2185 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2187 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2189 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2190 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2192 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2193 * the proactive PREQ with proactive PREP subfield set to 0
2194 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2195 * supports the proactive PREQ with proactive PREP subfield set to 1
2196 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2197 * the proactive RANN
2199 enum ieee80211_root_mode_identifier {
2200 IEEE80211_ROOTMODE_NO_ROOT = 0,
2201 IEEE80211_ROOTMODE_ROOT = 1,
2202 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2203 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2204 IEEE80211_PROACTIVE_RANN = 4,
2208 * IEEE 802.11-2007 7.3.2.9 Country information element
2210 * Minimum length is 8 octets, ie len must be evenly
2214 /* Although the spec says 8 I'm seeing 6 in practice */
2215 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
2217 /* The Country String field of the element shall be 3 octets in length */
2218 #define IEEE80211_COUNTRY_STRING_LEN 3
2221 * For regulatory extension stuff see IEEE 802.11-2007
2222 * Annex I (page 1141) and Annex J (page 1147). Also
2225 * When dot11RegulatoryClassesRequired is true and the
2226 * first_channel/reg_extension_id is >= 201 then the IE
2227 * compromises of the 'ext' struct represented below:
2229 * - Regulatory extension ID - when generating IE this just needs
2230 * to be monotonically increasing for each triplet passed in
2232 * - Regulatory class - index into set of rules
2233 * - Coverage class - index into air propagation time (Table 7-27),
2234 * in microseconds, you can compute the air propagation time from
2235 * the index by multiplying by 3, so index 10 yields a propagation
2236 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2237 * yet. A value of 0 inicates air propagation of <= 1 us.
2239 * See also Table I.2 for Emission limit sets and table
2240 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2241 * a reg_class to an emission limit set and behavior limit set.
2243 #define IEEE80211_COUNTRY_EXTENSION_ID 201
2246 * Channels numbers in the IE must be monotonically increasing
2247 * if dot11RegulatoryClassesRequired is not true.
2249 * If dot11RegulatoryClassesRequired is true consecutive
2250 * subband triplets following a regulatory triplet shall
2251 * have monotonically increasing first_channel number fields.
2253 * Channel numbers shall not overlap.
2255 * Note that max_power is signed.
2257 struct ieee80211_country_ie_triplet {
2265 u8 reg_extension_id;
2272 enum ieee80211_timeout_interval_type {
2273 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2274 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2275 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2279 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2280 * @type: type, see &enum ieee80211_timeout_interval_type
2281 * @value: timeout interval value
2283 struct ieee80211_timeout_interval_ie {
2288 /* BACK action code */
2289 enum ieee80211_back_actioncode {
2290 WLAN_ACTION_ADDBA_REQ = 0,
2291 WLAN_ACTION_ADDBA_RESP = 1,
2292 WLAN_ACTION_DELBA = 2,
2295 /* BACK (block-ack) parties */
2296 enum ieee80211_back_parties {
2297 WLAN_BACK_RECIPIENT = 0,
2298 WLAN_BACK_INITIATOR = 1,
2301 /* SA Query action */
2302 enum ieee80211_sa_query_action {
2303 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2304 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2308 /* cipher suite selectors */
2309 #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2310 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2311 #define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2312 /* reserved: 0x000FAC03 */
2313 #define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2314 #define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
2315 #define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
2316 #define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
2317 #define WLAN_CIPHER_SUITE_GCMP_256 0x000FAC09
2318 #define WLAN_CIPHER_SUITE_CCMP_256 0x000FAC0A
2319 #define WLAN_CIPHER_SUITE_BIP_GMAC_128 0x000FAC0B
2320 #define WLAN_CIPHER_SUITE_BIP_GMAC_256 0x000FAC0C
2321 #define WLAN_CIPHER_SUITE_BIP_CMAC_256 0x000FAC0D
2323 #define WLAN_CIPHER_SUITE_SMS4 0x00147201
2325 /* AKM suite selectors */
2326 #define WLAN_AKM_SUITE_8021X 0x000FAC01
2327 #define WLAN_AKM_SUITE_PSK 0x000FAC02
2328 #define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2329 #define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2330 #define WLAN_AKM_SUITE_TDLS 0x000FAC07
2331 #define WLAN_AKM_SUITE_SAE 0x000FAC08
2332 #define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
2334 #define WLAN_MAX_KEY_LEN 32
2336 #define WLAN_PMKID_LEN 16
2338 #define WLAN_OUI_WFA 0x506f9a
2339 #define WLAN_OUI_TYPE_WFA_P2P 9
2340 #define WLAN_OUI_MICROSOFT 0x0050f2
2341 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
2342 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2343 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
2346 * WMM/802.11e Tspec Element
2348 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2349 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2351 enum ieee80211_tspec_status_code {
2352 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2353 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2356 struct ieee80211_tspec_ie {
2365 __le16 nominal_msdu;
2367 __le32 min_service_int;
2368 __le32 max_service_int;
2369 __le32 inactivity_int;
2370 __le32 suspension_int;
2371 __le32 service_start_time;
2372 __le32 min_data_rate;
2373 __le32 mean_data_rate;
2374 __le32 peak_data_rate;
2375 __le32 max_burst_size;
2377 __le32 min_phy_rate;
2383 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2386 * The qos ctrl bytes come after the frame_control, duration, seq_num
2387 * and 3 or 4 addresses of length ETH_ALEN.
2388 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2389 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2391 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2393 if (ieee80211_has_a4(hdr->frame_control))
2394 return (u8 *)hdr + 30;
2396 return (u8 *)hdr + 24;
2400 * ieee80211_get_SA - get pointer to SA
2403 * Given an 802.11 frame, this function returns the offset
2404 * to the source address (SA). It does not verify that the
2405 * header is long enough to contain the address, and the
2406 * header must be long enough to contain the frame control
2409 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2411 if (ieee80211_has_a4(hdr->frame_control))
2413 if (ieee80211_has_fromds(hdr->frame_control))
2419 * ieee80211_get_DA - get pointer to DA
2422 * Given an 802.11 frame, this function returns the offset
2423 * to the destination address (DA). It does not verify that
2424 * the header is long enough to contain the address, and the
2425 * header must be long enough to contain the frame control
2428 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2430 if (ieee80211_has_tods(hdr->frame_control))
2437 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2438 * @hdr: the frame (buffer must include at least the first octet of payload)
2440 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2442 if (ieee80211_is_disassoc(hdr->frame_control) ||
2443 ieee80211_is_deauth(hdr->frame_control))
2446 if (ieee80211_is_action(hdr->frame_control)) {
2450 * Action frames, excluding Public Action frames, are Robust
2451 * Management Frames. However, if we are looking at a Protected
2452 * frame, skip the check since the data may be encrypted and
2453 * the frame has already been found to be a Robust Management
2454 * Frame (by the other end).
2456 if (ieee80211_has_protected(hdr->frame_control))
2458 category = ((u8 *) hdr) + 24;
2459 return *category != WLAN_CATEGORY_PUBLIC &&
2460 *category != WLAN_CATEGORY_HT &&
2461 *category != WLAN_CATEGORY_WNM_UNPROTECTED &&
2462 *category != WLAN_CATEGORY_SELF_PROTECTED &&
2463 *category != WLAN_CATEGORY_UNPROT_DMG &&
2464 *category != WLAN_CATEGORY_VHT &&
2465 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
2472 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2473 * @skb: the skb containing the frame, length will be checked
2475 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2477 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
2479 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2483 * ieee80211_is_public_action - check if frame is a public action frame
2485 * @len: length of the frame
2487 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2490 struct ieee80211_mgmt *mgmt = (void *)hdr;
2492 if (len < IEEE80211_MIN_ACTION_SIZE)
2494 if (!ieee80211_is_action(hdr->frame_control))
2496 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2500 * _ieee80211_is_group_privacy_action - check if frame is a group addressed
2501 * privacy action frame
2504 static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
2506 struct ieee80211_mgmt *mgmt = (void *)hdr;
2508 if (!ieee80211_is_action(hdr->frame_control) ||
2509 !is_multicast_ether_addr(hdr->addr1))
2512 return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
2513 mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
2517 * ieee80211_is_group_privacy_action - check if frame is a group addressed
2518 * privacy action frame
2519 * @skb: the skb containing the frame, length will be checked
2521 static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
2523 if (skb->len < IEEE80211_MIN_ACTION_SIZE)
2525 return _ieee80211_is_group_privacy_action((void *)skb->data);
2529 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2532 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2538 * ieee80211_check_tim - check if AID bit is set in TIM
2540 * @tim_len: length of the TIM IE
2541 * @aid: the AID to look for
2543 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
2544 u8 tim_len, u16 aid)
2547 u8 index, indexn1, indexn2;
2549 if (unlikely(!tim || tim_len < sizeof(*tim)))
2554 mask = 1 << (aid & 7);
2556 indexn1 = tim->bitmap_ctrl & 0xfe;
2557 indexn2 = tim_len + indexn1 - 4;
2559 if (index < indexn1 || index > indexn2)
2564 return !!(tim->virtual_map[index] & mask);
2568 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
2569 * @skb: the skb containing the frame, length will not be checked
2570 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
2572 * This function assumes the frame is a data frame, and that the network header
2573 * is in the correct place.
2575 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
2577 if (!skb_is_nonlinear(skb) &&
2578 skb->len > (skb_network_offset(skb) + 2)) {
2579 /* Point to where the indication of TDLS should start */
2580 const u8 *tdls_data = skb_network_header(skb) - 2;
2582 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
2583 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
2584 tdls_data[3] == WLAN_CATEGORY_TDLS)
2585 return tdls_data[4];
2591 /* convert time units */
2592 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2593 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2596 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2597 * @skb: the skb containing the frame, length will be checked
2599 * This function checks if it's either TPC report action frame or Link
2600 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2601 * and 8.5.7.5 accordingly.
2603 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2605 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2607 if (!ieee80211_is_action(mgmt->frame_control))
2610 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2611 sizeof(mgmt->u.action.u.tpc_report))
2615 * TPC report - check that:
2616 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2617 * spectrum management action = 3 (TPC/Link Measurement report)
2618 * TPC report EID = 35
2619 * TPC report element length = 2
2621 * The spectrum management's tpc_report struct is used here both for
2622 * parsing tpc_report and radio measurement's link measurement report
2623 * frame, since the relevant part is identical in both frames.
2625 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2626 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2629 /* both spectrum mgmt and link measurement have same action code */
2630 if (mgmt->u.action.u.tpc_report.action_code !=
2631 WLAN_ACTION_SPCT_TPC_RPRT)
2634 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2635 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2636 sizeof(struct ieee80211_tpc_report_ie))
2648 /* element iteration helpers */
2649 #define for_each_element(_elem, _data, _datalen) \
2650 for (_elem = (const struct element *)(_data); \
2651 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
2652 (int)sizeof(*_elem) && \
2653 (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
2654 (int)sizeof(*_elem) + _elem->datalen; \
2655 _elem = (const struct element *)(_elem->data + _elem->datalen))
2657 #define for_each_element_id(element, _id, data, datalen) \
2658 for_each_element(element, data, datalen) \
2659 if (element->id == (_id))
2661 #define for_each_element_extid(element, extid, data, datalen) \
2662 for_each_element(element, data, datalen) \
2663 if (element->id == WLAN_EID_EXTENSION && \
2664 element->datalen > 0 && \
2665 element->data[0] == (extid))
2667 #define for_each_subelement(sub, element) \
2668 for_each_element(sub, (element)->data, (element)->datalen)
2670 #define for_each_subelement_id(sub, id, element) \
2671 for_each_element_id(sub, id, (element)->data, (element)->datalen)
2673 #define for_each_subelement_extid(sub, extid, element) \
2674 for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
2677 * for_each_element_completed - determine if element parsing consumed all data
2678 * @element: element pointer after for_each_element() or friends
2679 * @data: same data pointer as passed to for_each_element() or friends
2680 * @datalen: same data length as passed to for_each_element() or friends
2682 * This function returns %true if all the data was parsed or considered
2683 * while walking the elements. Only use this if your for_each_element()
2684 * loop cannot be broken out of, otherwise it always returns %false.
2686 * If some data was malformed, this returns %false since the last parsed
2687 * element will not fill the whole remaining data.
2689 static inline bool for_each_element_completed(const struct element *element,
2690 const void *data, size_t datalen)
2692 return (const u8 *)element == (const u8 *)data + datalen;
2695 #endif /* LINUX_IEEE80211_H */