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
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
16 #ifndef LINUX_IEEE80211_H
17 #define LINUX_IEEE80211_H
19 #include <linux/types.h>
20 #include <linux/if_ether.h>
21 #include <asm/byteorder.h>
22 #include <asm/unaligned.h>
27 * TA = transmitter address
28 * RA = receiver address
29 * DA = destination address
32 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
33 * -----------------------------------------------------------------
34 * 0 0 DA SA BSSID - IBSS/DLS
35 * 0 1 DA BSSID SA - AP -> STA
36 * 1 0 BSSID SA DA - AP <- STA
37 * 1 1 RA TA DA SA unspecified (WDS)
42 #define IEEE80211_FCTL_VERS 0x0003
43 #define IEEE80211_FCTL_FTYPE 0x000c
44 #define IEEE80211_FCTL_STYPE 0x00f0
45 #define IEEE80211_FCTL_TODS 0x0100
46 #define IEEE80211_FCTL_FROMDS 0x0200
47 #define IEEE80211_FCTL_MOREFRAGS 0x0400
48 #define IEEE80211_FCTL_RETRY 0x0800
49 #define IEEE80211_FCTL_PM 0x1000
50 #define IEEE80211_FCTL_MOREDATA 0x2000
51 #define IEEE80211_FCTL_PROTECTED 0x4000
52 #define IEEE80211_FCTL_ORDER 0x8000
53 #define IEEE80211_FCTL_CTL_EXT 0x0f00
55 #define IEEE80211_SCTL_FRAG 0x000F
56 #define IEEE80211_SCTL_SEQ 0xFFF0
58 #define IEEE80211_FTYPE_MGMT 0x0000
59 #define IEEE80211_FTYPE_CTL 0x0004
60 #define IEEE80211_FTYPE_DATA 0x0008
61 #define IEEE80211_FTYPE_EXT 0x000c
64 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
65 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
66 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
67 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
68 #define IEEE80211_STYPE_PROBE_REQ 0x0040
69 #define IEEE80211_STYPE_PROBE_RESP 0x0050
70 #define IEEE80211_STYPE_BEACON 0x0080
71 #define IEEE80211_STYPE_ATIM 0x0090
72 #define IEEE80211_STYPE_DISASSOC 0x00A0
73 #define IEEE80211_STYPE_AUTH 0x00B0
74 #define IEEE80211_STYPE_DEAUTH 0x00C0
75 #define IEEE80211_STYPE_ACTION 0x00D0
78 #define IEEE80211_STYPE_CTL_EXT 0x0060
79 #define IEEE80211_STYPE_BACK_REQ 0x0080
80 #define IEEE80211_STYPE_BACK 0x0090
81 #define IEEE80211_STYPE_PSPOLL 0x00A0
82 #define IEEE80211_STYPE_RTS 0x00B0
83 #define IEEE80211_STYPE_CTS 0x00C0
84 #define IEEE80211_STYPE_ACK 0x00D0
85 #define IEEE80211_STYPE_CFEND 0x00E0
86 #define IEEE80211_STYPE_CFENDACK 0x00F0
89 #define IEEE80211_STYPE_DATA 0x0000
90 #define IEEE80211_STYPE_DATA_CFACK 0x0010
91 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
92 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
93 #define IEEE80211_STYPE_NULLFUNC 0x0040
94 #define IEEE80211_STYPE_CFACK 0x0050
95 #define IEEE80211_STYPE_CFPOLL 0x0060
96 #define IEEE80211_STYPE_CFACKPOLL 0x0070
97 #define IEEE80211_STYPE_QOS_DATA 0x0080
98 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
99 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
100 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
101 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
102 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
103 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
104 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
106 /* extension, added by 802.11ad */
107 #define IEEE80211_STYPE_DMG_BEACON 0x0000
109 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
110 #define IEEE80211_CTL_EXT_POLL 0x2000
111 #define IEEE80211_CTL_EXT_SPR 0x3000
112 #define IEEE80211_CTL_EXT_GRANT 0x4000
113 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
114 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
115 #define IEEE80211_CTL_EXT_SSW 0x8000
116 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
117 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
120 #define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
121 #define IEEE80211_MAX_SN IEEE80211_SN_MASK
122 #define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
124 static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
126 return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
129 static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
131 return (sn1 + sn2) & IEEE80211_SN_MASK;
134 static inline u16 ieee80211_sn_inc(u16 sn)
136 return ieee80211_sn_add(sn, 1);
139 static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
141 return (sn1 - sn2) & IEEE80211_SN_MASK;
144 #define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
145 #define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
147 /* miscellaneous IEEE 802.11 constants */
148 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
149 #define IEEE80211_MAX_RTS_THRESHOLD 2353
150 #define IEEE80211_MAX_AID 2007
151 #define IEEE80211_MAX_TIM_LEN 251
152 #define IEEE80211_MAX_MESH_PEERINGS 63
153 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
156 802.11e clarifies the figure in section 7.1.2. The frame body is
157 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
158 #define IEEE80211_MAX_DATA_LEN 2304
159 /* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
160 * to 7920 bytes, see 8.2.3 General frame format
162 #define IEEE80211_MAX_DATA_LEN_DMG 7920
163 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
164 #define IEEE80211_MAX_FRAME_LEN 2352
166 #define IEEE80211_MAX_SSID_LEN 32
168 #define IEEE80211_MAX_MESH_ID_LEN 32
170 #define IEEE80211_FIRST_TSPEC_TSID 8
171 #define IEEE80211_NUM_TIDS 16
173 /* number of user priorities 802.11 uses */
174 #define IEEE80211_NUM_UPS 8
176 #define IEEE80211_QOS_CTL_LEN 2
178 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
180 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
182 #define IEEE80211_QOS_CTL_EOSP 0x0010
184 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
185 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
186 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
187 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
188 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
190 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
191 /* Mesh Control 802.11s */
192 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
194 /* Mesh Power Save Level */
195 #define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
196 /* Mesh Receiver Service Period Initiated */
197 #define IEEE80211_QOS_CTL_RSPI 0x0400
199 /* U-APSD queue for WMM IEs sent by AP */
200 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
201 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
203 /* U-APSD queues for WMM IEs sent by STA */
204 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
205 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
206 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
207 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
208 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
210 /* U-APSD max SP length for WMM IEs sent by STA */
211 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
212 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
213 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
214 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
215 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
216 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
218 #define IEEE80211_HT_CTL_LEN 4
220 struct ieee80211_hdr {
221 __le16 frame_control;
228 } __packed __aligned(2);
230 struct ieee80211_hdr_3addr {
231 __le16 frame_control;
237 } __packed __aligned(2);
239 struct ieee80211_qos_hdr {
240 __le16 frame_control;
247 } __packed __aligned(2);
250 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
251 * @fc: frame control bytes in little-endian byteorder
253 static inline int ieee80211_has_tods(__le16 fc)
255 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
259 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
260 * @fc: frame control bytes in little-endian byteorder
262 static inline int ieee80211_has_fromds(__le16 fc)
264 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
268 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
269 * @fc: frame control bytes in little-endian byteorder
271 static inline int ieee80211_has_a4(__le16 fc)
273 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
274 return (fc & tmp) == tmp;
278 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
279 * @fc: frame control bytes in little-endian byteorder
281 static inline int ieee80211_has_morefrags(__le16 fc)
283 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
287 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
288 * @fc: frame control bytes in little-endian byteorder
290 static inline int ieee80211_has_retry(__le16 fc)
292 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
296 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
297 * @fc: frame control bytes in little-endian byteorder
299 static inline int ieee80211_has_pm(__le16 fc)
301 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
305 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
306 * @fc: frame control bytes in little-endian byteorder
308 static inline int ieee80211_has_moredata(__le16 fc)
310 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
314 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
315 * @fc: frame control bytes in little-endian byteorder
317 static inline int ieee80211_has_protected(__le16 fc)
319 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
323 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
324 * @fc: frame control bytes in little-endian byteorder
326 static inline int ieee80211_has_order(__le16 fc)
328 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
332 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
333 * @fc: frame control bytes in little-endian byteorder
335 static inline int ieee80211_is_mgmt(__le16 fc)
337 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
338 cpu_to_le16(IEEE80211_FTYPE_MGMT);
342 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
343 * @fc: frame control bytes in little-endian byteorder
345 static inline int ieee80211_is_ctl(__le16 fc)
347 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
348 cpu_to_le16(IEEE80211_FTYPE_CTL);
352 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
353 * @fc: frame control bytes in little-endian byteorder
355 static inline int ieee80211_is_data(__le16 fc)
357 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
358 cpu_to_le16(IEEE80211_FTYPE_DATA);
362 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
363 * @fc: frame control bytes in little-endian byteorder
365 static inline int ieee80211_is_data_qos(__le16 fc)
368 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
369 * to check the one bit
371 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
372 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
376 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
377 * @fc: frame control bytes in little-endian byteorder
379 static inline int ieee80211_is_data_present(__le16 fc)
382 * mask with 0x40 and test that that bit is clear to only return true
383 * for the data-containing substypes.
385 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
386 cpu_to_le16(IEEE80211_FTYPE_DATA);
390 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
391 * @fc: frame control bytes in little-endian byteorder
393 static inline int ieee80211_is_assoc_req(__le16 fc)
395 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
396 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
400 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
401 * @fc: frame control bytes in little-endian byteorder
403 static inline int ieee80211_is_assoc_resp(__le16 fc)
405 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
406 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
410 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
411 * @fc: frame control bytes in little-endian byteorder
413 static inline int ieee80211_is_reassoc_req(__le16 fc)
415 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
416 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
420 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
421 * @fc: frame control bytes in little-endian byteorder
423 static inline int ieee80211_is_reassoc_resp(__le16 fc)
425 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
426 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
430 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
431 * @fc: frame control bytes in little-endian byteorder
433 static inline int ieee80211_is_probe_req(__le16 fc)
435 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
436 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
440 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
441 * @fc: frame control bytes in little-endian byteorder
443 static inline int ieee80211_is_probe_resp(__le16 fc)
445 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
446 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
450 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
451 * @fc: frame control bytes in little-endian byteorder
453 static inline int ieee80211_is_beacon(__le16 fc)
455 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
456 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
460 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
461 * @fc: frame control bytes in little-endian byteorder
463 static inline int ieee80211_is_atim(__le16 fc)
465 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
466 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
470 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
471 * @fc: frame control bytes in little-endian byteorder
473 static inline int ieee80211_is_disassoc(__le16 fc)
475 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
476 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
480 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
481 * @fc: frame control bytes in little-endian byteorder
483 static inline int ieee80211_is_auth(__le16 fc)
485 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
486 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
490 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
491 * @fc: frame control bytes in little-endian byteorder
493 static inline int ieee80211_is_deauth(__le16 fc)
495 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
496 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
500 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
501 * @fc: frame control bytes in little-endian byteorder
503 static inline int ieee80211_is_action(__le16 fc)
505 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
506 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
510 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
511 * @fc: frame control bytes in little-endian byteorder
513 static inline int ieee80211_is_back_req(__le16 fc)
515 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
516 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
520 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
521 * @fc: frame control bytes in little-endian byteorder
523 static inline int ieee80211_is_back(__le16 fc)
525 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
526 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
530 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
531 * @fc: frame control bytes in little-endian byteorder
533 static inline int ieee80211_is_pspoll(__le16 fc)
535 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
536 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
540 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
541 * @fc: frame control bytes in little-endian byteorder
543 static inline int ieee80211_is_rts(__le16 fc)
545 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
546 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
550 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
551 * @fc: frame control bytes in little-endian byteorder
553 static inline int ieee80211_is_cts(__le16 fc)
555 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
556 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
560 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
561 * @fc: frame control bytes in little-endian byteorder
563 static inline int ieee80211_is_ack(__le16 fc)
565 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
566 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
570 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
571 * @fc: frame control bytes in little-endian byteorder
573 static inline int ieee80211_is_cfend(__le16 fc)
575 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
576 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
580 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
581 * @fc: frame control bytes in little-endian byteorder
583 static inline int ieee80211_is_cfendack(__le16 fc)
585 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
586 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
590 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
591 * @fc: frame control bytes in little-endian byteorder
593 static inline int ieee80211_is_nullfunc(__le16 fc)
595 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
596 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
600 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
601 * @fc: frame control bytes in little-endian byteorder
603 static inline int ieee80211_is_qos_nullfunc(__le16 fc)
605 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
606 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
610 * ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
611 * @fc: frame control field in little-endian byteorder
613 static inline bool ieee80211_is_bufferable_mmpdu(__le16 fc)
615 /* IEEE 802.11-2012, definition of "bufferable management frame";
616 * note that this ignores the IBSS special case. */
617 return ieee80211_is_mgmt(fc) &&
618 (ieee80211_is_action(fc) ||
619 ieee80211_is_disassoc(fc) ||
620 ieee80211_is_deauth(fc));
624 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
625 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
627 static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
629 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
632 struct ieee80211s_hdr {
638 } __packed __aligned(2);
641 #define MESH_FLAGS_AE_A4 0x1
642 #define MESH_FLAGS_AE_A5_A6 0x2
643 #define MESH_FLAGS_AE 0x3
644 #define MESH_FLAGS_PS_DEEP 0x4
647 * enum ieee80211_preq_flags - mesh PREQ element flags
649 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
651 enum ieee80211_preq_flags {
652 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
656 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
658 * @IEEE80211_PREQ_TO_FLAG: target only subfield
659 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
661 enum ieee80211_preq_target_flags {
662 IEEE80211_PREQ_TO_FLAG = 1<<0,
663 IEEE80211_PREQ_USN_FLAG = 1<<2,
667 * struct ieee80211_quiet_ie
669 * This structure refers to "Quiet information element"
671 struct ieee80211_quiet_ie {
679 * struct ieee80211_msrment_ie
681 * This structure refers to "Measurement Request/Report information element"
683 struct ieee80211_msrment_ie {
691 * struct ieee80211_channel_sw_ie
693 * This structure refers to "Channel Switch Announcement information element"
695 struct ieee80211_channel_sw_ie {
702 * struct ieee80211_ext_chansw_ie
704 * This structure represents the "Extended Channel Switch Announcement element"
706 struct ieee80211_ext_chansw_ie {
708 u8 new_operating_class;
714 * struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
715 * @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
717 * This structure represents the "Secondary Channel Offset element"
719 struct ieee80211_sec_chan_offs_ie {
724 * struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
726 * This structure represents the "Mesh Channel Switch Paramters element"
728 struct ieee80211_mesh_chansw_params_ie {
732 __le16 mesh_pre_value;
736 * struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
738 struct ieee80211_wide_bw_chansw_ie {
739 u8 new_channel_width;
740 u8 new_center_freq_seg0, new_center_freq_seg1;
744 * struct ieee80211_tim
746 * This structure refers to "Traffic Indication Map information element"
748 struct ieee80211_tim_ie {
752 /* variable size: 1 - 251 bytes */
757 * struct ieee80211_meshconf_ie
759 * This structure refers to "Mesh Configuration information element"
761 struct ieee80211_meshconf_ie {
772 * enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
774 * @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
775 * additional mesh peerings with other mesh STAs
776 * @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
777 * @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
779 * @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
780 * neighbors in deep sleep mode
782 enum mesh_config_capab_flags {
783 IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
784 IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
785 IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
786 IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
790 * mesh channel switch parameters element's flag indicator
793 #define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
794 #define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
795 #define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
798 * struct ieee80211_rann_ie
800 * This structure refers to "Root Announcement information element"
802 struct ieee80211_rann_ie {
806 u8 rann_addr[ETH_ALEN];
808 __le32 rann_interval;
812 enum ieee80211_rann_flags {
813 RANN_FLAG_IS_GATE = 1 << 0,
816 enum ieee80211_ht_chanwidth_values {
817 IEEE80211_HT_CHANWIDTH_20MHZ = 0,
818 IEEE80211_HT_CHANWIDTH_ANY = 1,
822 * enum ieee80211_opmode_bits - VHT operating mode field bits
823 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
824 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
825 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
826 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
827 * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
828 * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
829 * (the NSS value is the value of this field + 1)
830 * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
831 * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
832 * using a beamforming steering matrix
834 enum ieee80211_vht_opmode_bits {
835 IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
836 IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
837 IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
838 IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
839 IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
840 IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
841 IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
842 IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
845 #define WLAN_SA_QUERY_TR_ID_LEN 2
848 * struct ieee80211_tpc_report_ie
850 * This structure refers to "TPC Report element"
852 struct ieee80211_tpc_report_ie {
857 struct ieee80211_mgmt {
858 __le16 frame_control;
867 __le16 auth_transaction;
869 /* possibly followed by Challenge text */
877 __le16 listen_interval;
878 /* followed by SSID and Supported rates */
880 } __packed assoc_req;
885 /* followed by Supported rates */
887 } __packed assoc_resp, reassoc_resp;
890 __le16 listen_interval;
891 u8 current_ap[ETH_ALEN];
892 /* followed by SSID and Supported rates */
894 } __packed reassoc_req;
902 /* followed by some of SSID, Supported rates,
903 * FH Params, DS Params, CF Params, IBSS Params, TIM */
907 /* only variable items: SSID, Supported rates */
909 } __packed probe_req;
914 /* followed by some of SSID, Supported rates,
915 * FH Params, DS Params, CF Params, IBSS Params */
917 } __packed probe_resp;
926 } __packed wme_action;
930 } __packed chan_switch;
933 struct ieee80211_ext_chansw_ie data;
935 } __packed ext_chan_switch;
941 struct ieee80211_msrment_ie msr_elem;
942 } __packed measurement;
948 __le16 start_seq_num;
949 } __packed addba_req;
956 } __packed addba_resp;
965 } __packed self_prot;
969 } __packed mesh_action;
972 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
981 } __packed ht_notify_cw;
987 } __packed tdls_discover_resp;
991 } __packed vht_opmode_notif;
997 struct ieee80211_tpc_report_ie tpc;
998 } __packed tpc_report;
1002 } __packed __aligned(2);
1004 /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
1005 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
1007 /* mgmt header + 1 byte category code */
1008 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
1011 /* Management MIC information element (IEEE 802.11w) */
1012 struct ieee80211_mmie {
1016 u8 sequence_number[6];
1020 struct ieee80211_vendor_ie {
1027 struct ieee80211_wmm_ac_param {
1028 u8 aci_aifsn; /* AIFSN, ACM, ACI */
1029 u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
1033 struct ieee80211_wmm_param_ie {
1034 u8 element_id; /* Element ID: 221 (0xdd); */
1035 u8 len; /* Length: 24 */
1036 /* required fields for WMM version 1 */
1037 u8 oui[3]; /* 00:50:f2 */
1038 u8 oui_type; /* 2 */
1039 u8 oui_subtype; /* 1 */
1040 u8 version; /* 1 for WMM version 1.0 */
1041 u8 qos_info; /* AP/STA specific QoS info */
1042 u8 reserved; /* 0 */
1043 /* AC_BE, AC_BK, AC_VI, AC_VO */
1044 struct ieee80211_wmm_ac_param ac[4];
1047 /* Control frames */
1048 struct ieee80211_rts {
1049 __le16 frame_control;
1053 } __packed __aligned(2);
1055 struct ieee80211_cts {
1056 __le16 frame_control;
1059 } __packed __aligned(2);
1061 struct ieee80211_pspoll {
1062 __le16 frame_control;
1066 } __packed __aligned(2);
1070 /* Channel switch timing */
1071 struct ieee80211_ch_switch_timing {
1073 __le16 switch_timeout;
1076 /* Link-id information element */
1077 struct ieee80211_tdls_lnkie {
1078 u8 ie_type; /* Link Identifier IE */
1081 u8 init_sta[ETH_ALEN];
1082 u8 resp_sta[ETH_ALEN];
1085 struct ieee80211_tdls_data {
1097 } __packed setup_req;
1103 } __packed setup_resp;
1108 } __packed setup_cfm;
1112 } __packed teardown;
1116 } __packed discover_req;
1121 } __packed chan_switch_req;
1125 } __packed chan_switch_resp;
1130 * Peer-to-Peer IE attribute related definitions.
1133 * enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1135 enum ieee80211_p2p_attr_id {
1136 IEEE80211_P2P_ATTR_STATUS = 0,
1137 IEEE80211_P2P_ATTR_MINOR_REASON,
1138 IEEE80211_P2P_ATTR_CAPABILITY,
1139 IEEE80211_P2P_ATTR_DEVICE_ID,
1140 IEEE80211_P2P_ATTR_GO_INTENT,
1141 IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1142 IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1143 IEEE80211_P2P_ATTR_GROUP_BSSID,
1144 IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1145 IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1146 IEEE80211_P2P_ATTR_MANAGABILITY,
1147 IEEE80211_P2P_ATTR_CHANNEL_LIST,
1148 IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1149 IEEE80211_P2P_ATTR_DEVICE_INFO,
1150 IEEE80211_P2P_ATTR_GROUP_INFO,
1151 IEEE80211_P2P_ATTR_GROUP_ID,
1152 IEEE80211_P2P_ATTR_INTERFACE,
1153 IEEE80211_P2P_ATTR_OPER_CHANNEL,
1154 IEEE80211_P2P_ATTR_INVITE_FLAGS,
1155 /* 19 - 220: Reserved */
1156 IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1158 IEEE80211_P2P_ATTR_MAX
1161 /* Notice of Absence attribute - described in P2P spec 4.1.14 */
1162 /* Typical max value used here */
1163 #define IEEE80211_P2P_NOA_DESC_MAX 4
1165 struct ieee80211_p2p_noa_desc {
1172 struct ieee80211_p2p_noa_attr {
1175 struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1178 #define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1179 #define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1182 * struct ieee80211_bar - HT Block Ack Request
1184 * This structure refers to "HT BlockAckReq" as
1185 * described in 802.11n draft section 7.2.1.7.1
1187 struct ieee80211_bar {
1188 __le16 frame_control;
1193 __le16 start_seq_num;
1196 /* 802.11 BAR control masks */
1197 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1198 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1199 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1200 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1201 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1203 #define IEEE80211_HT_MCS_MASK_LEN 10
1206 * struct ieee80211_mcs_info - MCS information
1208 * @rx_highest: highest supported RX rate. If set represents
1209 * the highest supported RX data rate in units of 1 Mbps.
1210 * If this field is 0 this value should not be used to
1211 * consider the highest RX data rate supported.
1212 * @tx_params: TX parameters
1214 struct ieee80211_mcs_info {
1215 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1221 /* 802.11n HT capability MSC set */
1222 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1223 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
1224 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1225 /* value 0 == 1 stream etc */
1226 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1227 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1228 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1229 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1232 * 802.11n D5.0 20.3.5 / 20.6 says:
1233 * - indices 0 to 7 and 32 are single spatial stream
1234 * - 8 to 31 are multiple spatial streams using equal modulation
1235 * [8..15 for two streams, 16..23 for three and 24..31 for four]
1236 * - remainder are multiple spatial streams using unequal modulation
1238 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1239 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1240 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1243 * struct ieee80211_ht_cap - HT capabilities
1245 * This structure is the "HT capabilities element" as
1246 * described in 802.11n D5.0 7.3.2.57
1248 struct ieee80211_ht_cap {
1250 u8 ampdu_params_info;
1252 /* 16 bytes MCS information */
1253 struct ieee80211_mcs_info mcs;
1255 __le16 extended_ht_cap_info;
1256 __le32 tx_BF_cap_info;
1257 u8 antenna_selection_info;
1260 /* 802.11n HT capabilities masks (for cap_info) */
1261 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1262 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1263 #define IEEE80211_HT_CAP_SM_PS 0x000C
1264 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1265 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1266 #define IEEE80211_HT_CAP_SGI_20 0x0020
1267 #define IEEE80211_HT_CAP_SGI_40 0x0040
1268 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1269 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1270 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1271 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1272 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1273 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1274 #define IEEE80211_HT_CAP_RESERVED 0x2000
1275 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1276 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1278 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1279 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1280 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1281 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1282 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1283 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1284 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1285 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1287 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1288 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1289 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1290 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1293 * Maximum length of AMPDU that the STA can receive in high-throughput (HT).
1294 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1296 enum ieee80211_max_ampdu_length_exp {
1297 IEEE80211_HT_MAX_AMPDU_8K = 0,
1298 IEEE80211_HT_MAX_AMPDU_16K = 1,
1299 IEEE80211_HT_MAX_AMPDU_32K = 2,
1300 IEEE80211_HT_MAX_AMPDU_64K = 3
1304 * Maximum length of AMPDU that the STA can receive in VHT.
1305 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1307 enum ieee80211_vht_max_ampdu_length_exp {
1308 IEEE80211_VHT_MAX_AMPDU_8K = 0,
1309 IEEE80211_VHT_MAX_AMPDU_16K = 1,
1310 IEEE80211_VHT_MAX_AMPDU_32K = 2,
1311 IEEE80211_VHT_MAX_AMPDU_64K = 3,
1312 IEEE80211_VHT_MAX_AMPDU_128K = 4,
1313 IEEE80211_VHT_MAX_AMPDU_256K = 5,
1314 IEEE80211_VHT_MAX_AMPDU_512K = 6,
1315 IEEE80211_VHT_MAX_AMPDU_1024K = 7
1318 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1320 /* Minimum MPDU start spacing */
1321 enum ieee80211_min_mpdu_spacing {
1322 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1323 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1324 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1325 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1326 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1327 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1328 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1329 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1333 * struct ieee80211_ht_operation - HT operation IE
1335 * This structure is the "HT operation element" as
1336 * described in 802.11n-2009 7.3.2.57
1338 struct ieee80211_ht_operation {
1341 __le16 operation_mode;
1347 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1348 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1349 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1350 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1351 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1352 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1354 /* for operation_mode */
1355 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1356 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1357 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1358 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1359 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1360 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1361 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1363 /* for stbc_param */
1364 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1365 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1366 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1367 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1368 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1369 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1372 /* block-ack parameters */
1373 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1374 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1375 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1376 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1377 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1380 * A-PMDU buffer sizes
1381 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1383 #define IEEE80211_MIN_AMPDU_BUF 0x8
1384 #define IEEE80211_MAX_AMPDU_BUF 0x40
1387 /* Spatial Multiplexing Power Save Modes (for capability) */
1388 #define WLAN_HT_CAP_SM_PS_STATIC 0
1389 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1390 #define WLAN_HT_CAP_SM_PS_INVALID 2
1391 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1393 /* for SM power control field lower two bits */
1394 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1395 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1396 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1399 * struct ieee80211_vht_mcs_info - VHT MCS information
1400 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1401 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1402 * STA can receive. Rate expressed in units of 1 Mbps.
1403 * If this field is 0 this value should not be used to
1404 * consider the highest RX data rate supported.
1405 * The top 3 bits of this field are reserved.
1406 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1407 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1408 * STA can transmit. Rate expressed in units of 1 Mbps.
1409 * If this field is 0 this value should not be used to
1410 * consider the highest TX data rate supported.
1411 * The top 3 bits of this field are reserved.
1413 struct ieee80211_vht_mcs_info {
1421 * enum ieee80211_vht_mcs_support - VHT MCS support definitions
1422 * @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1424 * @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1425 * @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1426 * @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1428 * These definitions are used in each 2-bit subfield of the @rx_mcs_map
1429 * and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1430 * both split into 8 subfields by number of streams. These values indicate
1431 * which MCSes are supported for the number of streams the value appears
1434 enum ieee80211_vht_mcs_support {
1435 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1436 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1437 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1438 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1442 * struct ieee80211_vht_cap - VHT capabilities
1444 * This structure is the "VHT capabilities element" as
1445 * described in 802.11ac D3.0 8.4.2.160
1446 * @vht_cap_info: VHT capability info
1447 * @supp_mcs: VHT MCS supported rates
1449 struct ieee80211_vht_cap {
1450 __le32 vht_cap_info;
1451 struct ieee80211_vht_mcs_info supp_mcs;
1455 * enum ieee80211_vht_chanwidth - VHT channel width
1456 * @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1457 * determine the channel width (20 or 40 MHz)
1458 * @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1459 * @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1460 * @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1462 enum ieee80211_vht_chanwidth {
1463 IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1464 IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1465 IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1466 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1470 * struct ieee80211_vht_operation - VHT operation IE
1472 * This structure is the "VHT operation element" as
1473 * described in 802.11ac D3.0 8.4.2.161
1474 * @chan_width: Operating channel width
1475 * @center_freq_seg1_idx: center freq segment 1 index
1476 * @center_freq_seg2_idx: center freq segment 2 index
1477 * @basic_mcs_set: VHT Basic MCS rate set
1479 struct ieee80211_vht_operation {
1481 u8 center_freq_seg1_idx;
1482 u8 center_freq_seg2_idx;
1483 __le16 basic_mcs_set;
1487 /* 802.11ac VHT Capabilities */
1488 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1489 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1490 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1491 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1492 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1493 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1494 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1495 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1496 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1497 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1498 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1499 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1500 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1501 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1502 #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1503 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1504 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1505 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
1506 #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
1507 (7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
1508 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
1509 #define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
1510 (7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
1511 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1512 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1513 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1514 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1515 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1516 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1517 (7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1518 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1519 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1520 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1521 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1523 /* Authentication algorithms */
1524 #define WLAN_AUTH_OPEN 0
1525 #define WLAN_AUTH_SHARED_KEY 1
1526 #define WLAN_AUTH_FT 2
1527 #define WLAN_AUTH_SAE 3
1528 #define WLAN_AUTH_LEAP 128
1530 #define WLAN_AUTH_CHALLENGE_LEN 128
1532 #define WLAN_CAPABILITY_ESS (1<<0)
1533 #define WLAN_CAPABILITY_IBSS (1<<1)
1536 * A mesh STA sets the ESS and IBSS capability bits to zero.
1537 * however, this holds true for p2p probe responses (in the p2p_find
1540 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1541 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1543 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1544 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1545 #define WLAN_CAPABILITY_PRIVACY (1<<4)
1546 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1547 #define WLAN_CAPABILITY_PBCC (1<<6)
1548 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1551 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1552 #define WLAN_CAPABILITY_QOS (1<<9)
1553 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1554 #define WLAN_CAPABILITY_APSD (1<<11)
1555 #define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
1556 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1557 #define WLAN_CAPABILITY_DEL_BACK (1<<14)
1558 #define WLAN_CAPABILITY_IMM_BACK (1<<15)
1560 /* DMG (60gHz) 802.11ad */
1561 /* type - bits 0..1 */
1562 #define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
1563 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1564 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1565 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1567 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1568 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1569 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1570 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1572 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1573 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1576 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1577 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1578 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1580 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1581 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1582 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1584 /* 802.11g ERP information element */
1585 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1586 #define WLAN_ERP_USE_PROTECTION (1<<1)
1587 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1589 /* WLAN_ERP_BARKER_PREAMBLE values */
1591 WLAN_ERP_PREAMBLE_SHORT = 0,
1592 WLAN_ERP_PREAMBLE_LONG = 1,
1595 /* Band ID, 802.11ad #8.4.1.45 */
1597 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1598 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1599 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1600 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1601 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1602 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1606 enum ieee80211_statuscode {
1607 WLAN_STATUS_SUCCESS = 0,
1608 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1609 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1610 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1611 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1612 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1613 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1614 WLAN_STATUS_CHALLENGE_FAIL = 15,
1615 WLAN_STATUS_AUTH_TIMEOUT = 16,
1616 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1617 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1619 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1620 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1621 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1623 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1624 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1625 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1627 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1628 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1630 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1631 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1633 WLAN_STATUS_INVALID_IE = 40,
1634 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1635 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1636 WLAN_STATUS_INVALID_AKMP = 43,
1637 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1638 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1639 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1641 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1642 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1643 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1644 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1645 WLAN_STATUS_REQUEST_DECLINED = 37,
1646 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1647 WLAN_STATUS_CHANGE_TSPEC = 39,
1648 WLAN_STATUS_WAIT_TS_DELAY = 47,
1649 WLAN_STATUS_NO_DIRECT_LINK = 48,
1650 WLAN_STATUS_STA_NOT_PRESENT = 49,
1651 WLAN_STATUS_STA_NOT_QSTA = 50,
1653 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1654 WLAN_STATUS_FCG_NOT_SUPP = 78,
1655 WLAN_STATUS_STA_NO_TBTT = 78,
1657 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1658 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1659 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1660 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1661 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1662 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1663 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1664 WLAN_STATUS_REJECT_DSE_BAND = 96,
1665 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1666 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1671 enum ieee80211_reasoncode {
1672 WLAN_REASON_UNSPECIFIED = 1,
1673 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1674 WLAN_REASON_DEAUTH_LEAVING = 3,
1675 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1676 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1677 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1678 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1679 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1680 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1682 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1683 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1685 WLAN_REASON_INVALID_IE = 13,
1686 WLAN_REASON_MIC_FAILURE = 14,
1687 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1688 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1689 WLAN_REASON_IE_DIFFERENT = 17,
1690 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1691 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1692 WLAN_REASON_INVALID_AKMP = 20,
1693 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1694 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1695 WLAN_REASON_IEEE8021X_FAILED = 23,
1696 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1697 /* TDLS (802.11z) */
1698 WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
1699 WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
1701 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1702 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1703 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1704 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1705 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1706 WLAN_REASON_QSTA_NOT_USE = 37,
1707 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1708 WLAN_REASON_QSTA_TIMEOUT = 39,
1709 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1711 WLAN_REASON_MESH_PEER_CANCELED = 52,
1712 WLAN_REASON_MESH_MAX_PEERS = 53,
1713 WLAN_REASON_MESH_CONFIG = 54,
1714 WLAN_REASON_MESH_CLOSE = 55,
1715 WLAN_REASON_MESH_MAX_RETRIES = 56,
1716 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1717 WLAN_REASON_MESH_INVALID_GTK = 58,
1718 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1719 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1720 WLAN_REASON_MESH_PATH_ERROR = 61,
1721 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1722 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1723 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1724 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1725 WLAN_REASON_MESH_CHAN = 66,
1729 /* Information Element IDs */
1730 enum ieee80211_eid {
1732 WLAN_EID_SUPP_RATES = 1,
1733 WLAN_EID_FH_PARAMS = 2, /* reserved now */
1734 WLAN_EID_DS_PARAMS = 3,
1735 WLAN_EID_CF_PARAMS = 4,
1737 WLAN_EID_IBSS_PARAMS = 6,
1738 WLAN_EID_COUNTRY = 7,
1739 WLAN_EID_HP_PARAMS = 8,
1740 WLAN_EID_HP_TABLE = 9,
1741 WLAN_EID_REQUEST = 10,
1742 WLAN_EID_QBSS_LOAD = 11,
1743 WLAN_EID_EDCA_PARAM_SET = 12,
1744 WLAN_EID_TSPEC = 13,
1745 WLAN_EID_TCLAS = 14,
1746 WLAN_EID_SCHEDULE = 15,
1747 WLAN_EID_CHALLENGE = 16,
1748 /* 17-31 reserved for challenge text extension */
1749 WLAN_EID_PWR_CONSTRAINT = 32,
1750 WLAN_EID_PWR_CAPABILITY = 33,
1751 WLAN_EID_TPC_REQUEST = 34,
1752 WLAN_EID_TPC_REPORT = 35,
1753 WLAN_EID_SUPPORTED_CHANNELS = 36,
1754 WLAN_EID_CHANNEL_SWITCH = 37,
1755 WLAN_EID_MEASURE_REQUEST = 38,
1756 WLAN_EID_MEASURE_REPORT = 39,
1757 WLAN_EID_QUIET = 40,
1758 WLAN_EID_IBSS_DFS = 41,
1759 WLAN_EID_ERP_INFO = 42,
1760 WLAN_EID_TS_DELAY = 43,
1761 WLAN_EID_TCLAS_PROCESSING = 44,
1762 WLAN_EID_HT_CAPABILITY = 45,
1763 WLAN_EID_QOS_CAPA = 46,
1764 /* 47 reserved for Broadcom */
1766 WLAN_EID_802_15_COEX = 49,
1767 WLAN_EID_EXT_SUPP_RATES = 50,
1768 WLAN_EID_AP_CHAN_REPORT = 51,
1769 WLAN_EID_NEIGHBOR_REPORT = 52,
1771 WLAN_EID_MOBILITY_DOMAIN = 54,
1772 WLAN_EID_FAST_BSS_TRANSITION = 55,
1773 WLAN_EID_TIMEOUT_INTERVAL = 56,
1774 WLAN_EID_RIC_DATA = 57,
1775 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1776 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1777 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1778 WLAN_EID_HT_OPERATION = 61,
1779 WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
1780 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1781 WLAN_EID_ANTENNA_INFO = 64,
1783 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1784 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1785 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1786 WLAN_EID_TIME_ADVERTISEMENT = 69,
1787 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1788 WLAN_EID_MULTIPLE_BSSID = 71,
1789 WLAN_EID_BSS_COEX_2040 = 72,
1790 WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
1791 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1792 WLAN_EID_RIC_DESCRIPTOR = 75,
1794 WLAN_EID_ASSOC_COMEBACK_TIME = 77,
1795 WLAN_EID_EVENT_REQUEST = 78,
1796 WLAN_EID_EVENT_REPORT = 79,
1797 WLAN_EID_DIAGNOSTIC_REQUEST = 80,
1798 WLAN_EID_DIAGNOSTIC_REPORT = 81,
1799 WLAN_EID_LOCATION_PARAMS = 82,
1800 WLAN_EID_NON_TX_BSSID_CAP = 83,
1801 WLAN_EID_SSID_LIST = 84,
1802 WLAN_EID_MULTI_BSSID_IDX = 85,
1803 WLAN_EID_FMS_DESCRIPTOR = 86,
1804 WLAN_EID_FMS_REQUEST = 87,
1805 WLAN_EID_FMS_RESPONSE = 88,
1806 WLAN_EID_QOS_TRAFFIC_CAPA = 89,
1807 WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
1808 WLAN_EID_TSF_REQUEST = 91,
1809 WLAN_EID_TSF_RESPOSNE = 92,
1810 WLAN_EID_WNM_SLEEP_MODE = 93,
1811 WLAN_EID_TIM_BCAST_REQ = 94,
1812 WLAN_EID_TIM_BCAST_RESP = 95,
1813 WLAN_EID_COLL_IF_REPORT = 96,
1814 WLAN_EID_CHANNEL_USAGE = 97,
1815 WLAN_EID_TIME_ZONE = 98,
1816 WLAN_EID_DMS_REQUEST = 99,
1817 WLAN_EID_DMS_RESPONSE = 100,
1818 WLAN_EID_LINK_ID = 101,
1819 WLAN_EID_WAKEUP_SCHEDUL = 102,
1821 WLAN_EID_CHAN_SWITCH_TIMING = 104,
1822 WLAN_EID_PTI_CONTROL = 105,
1823 WLAN_EID_PU_BUFFER_STATUS = 106,
1824 WLAN_EID_INTERWORKING = 107,
1825 WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
1826 WLAN_EID_EXPEDITED_BW_REQ = 109,
1827 WLAN_EID_QOS_MAP_SET = 110,
1828 WLAN_EID_ROAMING_CONSORTIUM = 111,
1829 WLAN_EID_EMERGENCY_ALERT = 112,
1830 WLAN_EID_MESH_CONFIG = 113,
1831 WLAN_EID_MESH_ID = 114,
1832 WLAN_EID_LINK_METRIC_REPORT = 115,
1833 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1834 WLAN_EID_PEER_MGMT = 117,
1835 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1836 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1837 WLAN_EID_BEACON_TIMING = 120,
1838 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1839 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1840 WLAN_EID_MCCAOP_ADVERT = 123,
1841 WLAN_EID_MCCAOP_TEARDOWN = 124,
1842 WLAN_EID_GANN = 125,
1843 WLAN_EID_RANN = 126,
1844 WLAN_EID_EXT_CAPABILITY = 127,
1845 /* 128, 129 reserved for Agere */
1846 WLAN_EID_PREQ = 130,
1847 WLAN_EID_PREP = 131,
1848 WLAN_EID_PERR = 132,
1849 /* 133-136 reserved for Cisco */
1851 WLAN_EID_PXUC = 138,
1852 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1854 WLAN_EID_DESTINATION_URI = 141,
1855 WLAN_EID_UAPSD_COEX = 142,
1856 WLAN_EID_WAKEUP_SCHEDULE = 143,
1857 WLAN_EID_EXT_SCHEDULE = 144,
1858 WLAN_EID_STA_AVAILABILITY = 145,
1859 WLAN_EID_DMG_TSPEC = 146,
1860 WLAN_EID_DMG_AT = 147,
1861 WLAN_EID_DMG_CAP = 148,
1862 /* 149 reserved for Cisco */
1863 WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
1864 WLAN_EID_DMG_OPERATION = 151,
1865 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1866 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1867 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1868 /* 155-156 reserved for Cisco */
1869 WLAN_EID_AWAKE_WINDOW = 157,
1870 WLAN_EID_MULTI_BAND = 158,
1871 WLAN_EID_ADDBA_EXT = 159,
1872 WLAN_EID_NEXT_PCP_LIST = 160,
1873 WLAN_EID_PCP_HANDOVER = 161,
1874 WLAN_EID_DMG_LINK_MARGIN = 162,
1875 WLAN_EID_SWITCHING_STREAM = 163,
1876 WLAN_EID_SESSION_TRANSITION = 164,
1877 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1878 WLAN_EID_CLUSTER_REPORT = 166,
1879 WLAN_EID_RELAY_CAP = 167,
1880 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1881 WLAN_EID_BEAM_LINK_MAINT = 169,
1882 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1883 WLAN_EID_U_PID = 171,
1884 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1885 /* 173 reserved for Symbol */
1886 WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
1887 WLAN_EID_QUIET_PERIOD_REQ = 175,
1888 /* 176 reserved for Symbol */
1889 WLAN_EID_QUIET_PERIOD_RESP = 177,
1890 /* 178-179 reserved for Symbol */
1891 /* 180 reserved for ISO/IEC 20011 */
1892 WLAN_EID_EPAC_POLICY = 182,
1893 WLAN_EID_CLISTER_TIME_OFF = 183,
1894 WLAN_EID_INTER_AC_PRIO = 184,
1895 WLAN_EID_SCS_DESCRIPTOR = 185,
1896 WLAN_EID_QLOAD_REPORT = 186,
1897 WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
1898 WLAN_EID_HL_STREAM_ID = 188,
1899 WLAN_EID_GCR_GROUP_ADDR = 189,
1900 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1901 WLAN_EID_VHT_CAPABILITY = 191,
1902 WLAN_EID_VHT_OPERATION = 192,
1903 WLAN_EID_EXTENDED_BSS_LOAD = 193,
1904 WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1905 WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
1906 WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1908 WLAN_EID_QUIET_CHANNEL = 198,
1909 WLAN_EID_OPMODE_NOTIF = 199,
1911 WLAN_EID_VENDOR_SPECIFIC = 221,
1912 WLAN_EID_QOS_PARAMETER = 222,
1915 /* Action category code */
1916 enum ieee80211_category {
1917 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1918 WLAN_CATEGORY_QOS = 1,
1919 WLAN_CATEGORY_DLS = 2,
1920 WLAN_CATEGORY_BACK = 3,
1921 WLAN_CATEGORY_PUBLIC = 4,
1922 WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
1923 WLAN_CATEGORY_HT = 7,
1924 WLAN_CATEGORY_SA_QUERY = 8,
1925 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1926 WLAN_CATEGORY_TDLS = 12,
1927 WLAN_CATEGORY_MESH_ACTION = 13,
1928 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1929 WLAN_CATEGORY_SELF_PROTECTED = 15,
1930 WLAN_CATEGORY_DMG = 16,
1931 WLAN_CATEGORY_WMM = 17,
1932 WLAN_CATEGORY_FST = 18,
1933 WLAN_CATEGORY_UNPROT_DMG = 20,
1934 WLAN_CATEGORY_VHT = 21,
1935 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1936 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
1939 /* SPECTRUM_MGMT action code */
1940 enum ieee80211_spectrum_mgmt_actioncode {
1941 WLAN_ACTION_SPCT_MSR_REQ = 0,
1942 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1943 WLAN_ACTION_SPCT_TPC_REQ = 2,
1944 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1945 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1948 /* HT action codes */
1949 enum ieee80211_ht_actioncode {
1950 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1951 WLAN_HT_ACTION_SMPS = 1,
1952 WLAN_HT_ACTION_PSMP = 2,
1953 WLAN_HT_ACTION_PCO_PHASE = 3,
1954 WLAN_HT_ACTION_CSI = 4,
1955 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1956 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1957 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1960 /* VHT action codes */
1961 enum ieee80211_vht_actioncode {
1962 WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1963 WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1964 WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1967 /* Self Protected Action codes */
1968 enum ieee80211_self_protected_actioncode {
1969 WLAN_SP_RESERVED = 0,
1970 WLAN_SP_MESH_PEERING_OPEN = 1,
1971 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1972 WLAN_SP_MESH_PEERING_CLOSE = 3,
1973 WLAN_SP_MGK_INFORM = 4,
1974 WLAN_SP_MGK_ACK = 5,
1977 /* Mesh action codes */
1978 enum ieee80211_mesh_actioncode {
1979 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1980 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1981 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1982 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1983 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1984 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1985 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1986 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1987 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1988 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1989 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1992 /* Security key length */
1993 enum ieee80211_key_len {
1994 WLAN_KEY_LEN_WEP40 = 5,
1995 WLAN_KEY_LEN_WEP104 = 13,
1996 WLAN_KEY_LEN_CCMP = 16,
1997 WLAN_KEY_LEN_TKIP = 32,
1998 WLAN_KEY_LEN_AES_CMAC = 16,
1999 WLAN_KEY_LEN_SMS4 = 32,
2002 #define IEEE80211_WEP_IV_LEN 4
2003 #define IEEE80211_WEP_ICV_LEN 4
2004 #define IEEE80211_CCMP_HDR_LEN 8
2005 #define IEEE80211_CCMP_MIC_LEN 8
2006 #define IEEE80211_CCMP_PN_LEN 6
2007 #define IEEE80211_TKIP_IV_LEN 8
2008 #define IEEE80211_TKIP_ICV_LEN 4
2009 #define IEEE80211_CMAC_PN_LEN 6
2011 /* Public action codes */
2012 enum ieee80211_pub_actioncode {
2013 WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
2014 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
2017 /* TDLS action codes */
2018 enum ieee80211_tdls_actioncode {
2019 WLAN_TDLS_SETUP_REQUEST = 0,
2020 WLAN_TDLS_SETUP_RESPONSE = 1,
2021 WLAN_TDLS_SETUP_CONFIRM = 2,
2022 WLAN_TDLS_TEARDOWN = 3,
2023 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
2024 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
2025 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
2026 WLAN_TDLS_PEER_PSM_REQUEST = 7,
2027 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
2028 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
2029 WLAN_TDLS_DISCOVERY_REQUEST = 10,
2032 /* Extended Channel Switching capability to be set in the 1st byte of
2033 * the @WLAN_EID_EXT_CAPABILITY information element
2035 #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
2037 /* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */
2038 #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
2039 #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
2040 #define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
2042 /* Interworking capabilities are set in 7th bit of 4th byte of the
2043 * @WLAN_EID_EXT_CAPABILITY information element
2045 #define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
2048 * TDLS capabililites to be enabled in the 5th byte of the
2049 * @WLAN_EID_EXT_CAPABILITY information element
2051 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
2052 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
2053 #define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
2055 #define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
2056 #define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(7)
2058 /* TDLS specific payload type in the LLC/SNAP header */
2059 #define WLAN_TDLS_SNAP_RFTYPE 0x2
2061 /* BSS Coex IE information field bits */
2062 #define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
2065 * enum - mesh synchronization method identifier
2067 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
2068 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
2069 * that will be specified in a vendor specific information element
2072 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
2073 IEEE80211_SYNC_METHOD_VENDOR = 255,
2077 * enum - mesh path selection protocol identifier
2079 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
2080 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
2081 * be specified in a vendor specific information element
2084 IEEE80211_PATH_PROTOCOL_HWMP = 1,
2085 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
2089 * enum - mesh path selection metric identifier
2091 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
2092 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
2093 * specified in a vendor specific information element
2096 IEEE80211_PATH_METRIC_AIRTIME = 1,
2097 IEEE80211_PATH_METRIC_VENDOR = 255,
2101 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
2103 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
2105 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
2106 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
2108 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
2109 * the proactive PREQ with proactive PREP subfield set to 0
2110 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
2111 * supports the proactive PREQ with proactive PREP subfield set to 1
2112 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
2113 * the proactive RANN
2115 enum ieee80211_root_mode_identifier {
2116 IEEE80211_ROOTMODE_NO_ROOT = 0,
2117 IEEE80211_ROOTMODE_ROOT = 1,
2118 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
2119 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
2120 IEEE80211_PROACTIVE_RANN = 4,
2124 * IEEE 802.11-2007 7.3.2.9 Country information element
2126 * Minimum length is 8 octets, ie len must be evenly
2130 /* Although the spec says 8 I'm seeing 6 in practice */
2131 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
2133 /* The Country String field of the element shall be 3 octets in length */
2134 #define IEEE80211_COUNTRY_STRING_LEN 3
2137 * For regulatory extension stuff see IEEE 802.11-2007
2138 * Annex I (page 1141) and Annex J (page 1147). Also
2141 * When dot11RegulatoryClassesRequired is true and the
2142 * first_channel/reg_extension_id is >= 201 then the IE
2143 * compromises of the 'ext' struct represented below:
2145 * - Regulatory extension ID - when generating IE this just needs
2146 * to be monotonically increasing for each triplet passed in
2148 * - Regulatory class - index into set of rules
2149 * - Coverage class - index into air propagation time (Table 7-27),
2150 * in microseconds, you can compute the air propagation time from
2151 * the index by multiplying by 3, so index 10 yields a propagation
2152 * of 10 us. Valid values are 0-31, values 32-255 are not defined
2153 * yet. A value of 0 inicates air propagation of <= 1 us.
2155 * See also Table I.2 for Emission limit sets and table
2156 * I.3 for Behavior limit sets. Table J.1 indicates how to map
2157 * a reg_class to an emission limit set and behavior limit set.
2159 #define IEEE80211_COUNTRY_EXTENSION_ID 201
2162 * Channels numbers in the IE must be monotonically increasing
2163 * if dot11RegulatoryClassesRequired is not true.
2165 * If dot11RegulatoryClassesRequired is true consecutive
2166 * subband triplets following a regulatory triplet shall
2167 * have monotonically increasing first_channel number fields.
2169 * Channel numbers shall not overlap.
2171 * Note that max_power is signed.
2173 struct ieee80211_country_ie_triplet {
2181 u8 reg_extension_id;
2188 enum ieee80211_timeout_interval_type {
2189 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2190 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2191 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2195 * struct ieee80211_timeout_interval_ie - Timeout Interval element
2196 * @type: type, see &enum ieee80211_timeout_interval_type
2197 * @value: timeout interval value
2199 struct ieee80211_timeout_interval_ie {
2204 /* BACK action code */
2205 enum ieee80211_back_actioncode {
2206 WLAN_ACTION_ADDBA_REQ = 0,
2207 WLAN_ACTION_ADDBA_RESP = 1,
2208 WLAN_ACTION_DELBA = 2,
2211 /* BACK (block-ack) parties */
2212 enum ieee80211_back_parties {
2213 WLAN_BACK_RECIPIENT = 0,
2214 WLAN_BACK_INITIATOR = 1,
2217 /* SA Query action */
2218 enum ieee80211_sa_query_action {
2219 WLAN_ACTION_SA_QUERY_REQUEST = 0,
2220 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2224 /* cipher suite selectors */
2225 #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2226 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2227 #define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2228 /* reserved: 0x000FAC03 */
2229 #define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2230 #define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
2231 #define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
2232 #define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
2234 #define WLAN_CIPHER_SUITE_SMS4 0x00147201
2236 /* AKM suite selectors */
2237 #define WLAN_AKM_SUITE_8021X 0x000FAC01
2238 #define WLAN_AKM_SUITE_PSK 0x000FAC02
2239 #define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2240 #define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2241 #define WLAN_AKM_SUITE_TDLS 0x000FAC07
2242 #define WLAN_AKM_SUITE_SAE 0x000FAC08
2243 #define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
2245 #define WLAN_MAX_KEY_LEN 32
2247 #define WLAN_PMKID_LEN 16
2249 #define WLAN_OUI_WFA 0x506f9a
2250 #define WLAN_OUI_TYPE_WFA_P2P 9
2251 #define WLAN_OUI_MICROSOFT 0x0050f2
2252 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
2253 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2254 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
2257 * WMM/802.11e Tspec Element
2259 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2260 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2262 enum ieee80211_tspec_status_code {
2263 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2264 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2267 struct ieee80211_tspec_ie {
2276 __le16 nominal_msdu;
2278 __le32 min_service_int;
2279 __le32 max_service_int;
2280 __le32 inactivity_int;
2281 __le32 suspension_int;
2282 __le32 service_start_time;
2283 __le32 min_data_rate;
2284 __le32 mean_data_rate;
2285 __le32 peak_data_rate;
2286 __le32 max_burst_size;
2288 __le32 min_phy_rate;
2294 * ieee80211_get_qos_ctl - get pointer to qos control bytes
2297 * The qos ctrl bytes come after the frame_control, duration, seq_num
2298 * and 3 or 4 addresses of length ETH_ALEN.
2299 * 3 addr: 2 + 2 + 2 + 3*6 = 24
2300 * 4 addr: 2 + 2 + 2 + 4*6 = 30
2302 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2304 if (ieee80211_has_a4(hdr->frame_control))
2305 return (u8 *)hdr + 30;
2307 return (u8 *)hdr + 24;
2311 * ieee80211_get_SA - get pointer to SA
2314 * Given an 802.11 frame, this function returns the offset
2315 * to the source address (SA). It does not verify that the
2316 * header is long enough to contain the address, and the
2317 * header must be long enough to contain the frame control
2320 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2322 if (ieee80211_has_a4(hdr->frame_control))
2324 if (ieee80211_has_fromds(hdr->frame_control))
2330 * ieee80211_get_DA - get pointer to DA
2333 * Given an 802.11 frame, this function returns the offset
2334 * to the destination address (DA). It does not verify that
2335 * the header is long enough to contain the address, and the
2336 * header must be long enough to contain the frame control
2339 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2341 if (ieee80211_has_tods(hdr->frame_control))
2348 * _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2349 * @hdr: the frame (buffer must include at least the first octet of payload)
2351 static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2353 if (ieee80211_is_disassoc(hdr->frame_control) ||
2354 ieee80211_is_deauth(hdr->frame_control))
2357 if (ieee80211_is_action(hdr->frame_control)) {
2361 * Action frames, excluding Public Action frames, are Robust
2362 * Management Frames. However, if we are looking at a Protected
2363 * frame, skip the check since the data may be encrypted and
2364 * the frame has already been found to be a Robust Management
2365 * Frame (by the other end).
2367 if (ieee80211_has_protected(hdr->frame_control))
2369 category = ((u8 *) hdr) + 24;
2370 return *category != WLAN_CATEGORY_PUBLIC &&
2371 *category != WLAN_CATEGORY_HT &&
2372 *category != WLAN_CATEGORY_SELF_PROTECTED &&
2373 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
2380 * ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
2381 * @skb: the skb containing the frame, length will be checked
2383 static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
2387 return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
2391 * ieee80211_is_public_action - check if frame is a public action frame
2393 * @len: length of the frame
2395 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2398 struct ieee80211_mgmt *mgmt = (void *)hdr;
2400 if (len < IEEE80211_MIN_ACTION_SIZE)
2402 if (!ieee80211_is_action(hdr->frame_control))
2404 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2408 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2411 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2417 * ieee80211_check_tim - check if AID bit is set in TIM
2419 * @tim_len: length of the TIM IE
2420 * @aid: the AID to look for
2422 static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
2423 u8 tim_len, u16 aid)
2426 u8 index, indexn1, indexn2;
2428 if (unlikely(!tim || tim_len < sizeof(*tim)))
2433 mask = 1 << (aid & 7);
2435 indexn1 = tim->bitmap_ctrl & 0xfe;
2436 indexn2 = tim_len + indexn1 - 4;
2438 if (index < indexn1 || index > indexn2)
2443 return !!(tim->virtual_map[index] & mask);
2447 * ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
2448 * @skb: the skb containing the frame, length will not be checked
2449 * @hdr_size: the size of the ieee80211_hdr that starts at skb->data
2451 * This function assumes the frame is a data frame, and that the network header
2452 * is in the correct place.
2454 static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
2456 if (!skb_is_nonlinear(skb) &&
2457 skb->len > (skb_network_offset(skb) + 2)) {
2458 /* Point to where the indication of TDLS should start */
2459 const u8 *tdls_data = skb_network_header(skb) - 2;
2461 if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
2462 tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
2463 tdls_data[3] == WLAN_CATEGORY_TDLS)
2464 return tdls_data[4];
2470 /* convert time units */
2471 #define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
2472 #define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
2475 * ieee80211_action_contains_tpc - checks if the frame contains TPC element
2476 * @skb: the skb containing the frame, length will be checked
2478 * This function checks if it's either TPC report action frame or Link
2479 * Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
2480 * and 8.5.7.5 accordingly.
2482 static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
2484 struct ieee80211_mgmt *mgmt = (void *)skb->data;
2486 if (!ieee80211_is_action(mgmt->frame_control))
2489 if (skb->len < IEEE80211_MIN_ACTION_SIZE +
2490 sizeof(mgmt->u.action.u.tpc_report))
2494 * TPC report - check that:
2495 * category = 0 (Spectrum Management) or 5 (Radio Measurement)
2496 * spectrum management action = 3 (TPC/Link Measurement report)
2497 * TPC report EID = 35
2498 * TPC report element length = 2
2500 * The spectrum management's tpc_report struct is used here both for
2501 * parsing tpc_report and radio measurement's link measurement report
2502 * frame, since the relevant part is identical in both frames.
2504 if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
2505 mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
2508 /* both spectrum mgmt and link measurement have same action code */
2509 if (mgmt->u.action.u.tpc_report.action_code !=
2510 WLAN_ACTION_SPCT_TPC_RPRT)
2513 if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
2514 mgmt->u.action.u.tpc_report.tpc_elem_length !=
2515 sizeof(struct ieee80211_tpc_report_ie))
2521 #endif /* LINUX_IEEE80211_H */