4 * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
6 * Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
7 * Copyright (c) 2005, Devicescape Software, Inc.
8 * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
15 #ifndef __LINUX_IEEE80211_H
16 #define __LINUX_IEEE80211_H
21 * TA = transmitter address
22 * RA = receiver address
23 * DA = destination address
26 * ToDS FromDS A1(RA) A2(TA) A3 A4 Use
27 * -----------------------------------------------------------------
28 * 0 0 DA SA BSSID - IBSS/DLS
29 * 0 1 DA BSSID SA - AP -> STA
30 * 1 0 BSSID SA DA - AP <- STA
31 * 1 1 RA TA DA SA unspecified (WDS)
36 #define IEEE80211_FCTL_VERS 0x0003
37 #define IEEE80211_FCTL_FTYPE 0x000c
38 #define IEEE80211_FCTL_STYPE 0x00f0
39 #define IEEE80211_FCTL_TODS 0x0100
40 #define IEEE80211_FCTL_FROMDS 0x0200
41 #define IEEE80211_FCTL_MOREFRAGS 0x0400
42 #define IEEE80211_FCTL_RETRY 0x0800
43 #define IEEE80211_FCTL_PM 0x1000
44 #define IEEE80211_FCTL_MOREDATA 0x2000
45 #define IEEE80211_FCTL_PROTECTED 0x4000
46 #define IEEE80211_FCTL_ORDER 0x8000
47 #define IEEE80211_FCTL_CTL_EXT 0x0f00
49 #define IEEE80211_SCTL_FRAG 0x000F
50 #define IEEE80211_SCTL_SEQ 0xFFF0
52 #define IEEE80211_FTYPE_MGMT 0x0000
53 #define IEEE80211_FTYPE_CTL 0x0004
54 #define IEEE80211_FTYPE_DATA 0x0008
55 #define IEEE80211_FTYPE_EXT 0x000c
58 #define IEEE80211_STYPE_ASSOC_REQ 0x0000
59 #define IEEE80211_STYPE_ASSOC_RESP 0x0010
60 #define IEEE80211_STYPE_REASSOC_REQ 0x0020
61 #define IEEE80211_STYPE_REASSOC_RESP 0x0030
62 #define IEEE80211_STYPE_PROBE_REQ 0x0040
63 #define IEEE80211_STYPE_PROBE_RESP 0x0050
64 #define IEEE80211_STYPE_BEACON 0x0080
65 #define IEEE80211_STYPE_ATIM 0x0090
66 #define IEEE80211_STYPE_DISASSOC 0x00A0
67 #define IEEE80211_STYPE_AUTH 0x00B0
68 #define IEEE80211_STYPE_DEAUTH 0x00C0
69 #define IEEE80211_STYPE_ACTION 0x00D0
72 #define IEEE80211_STYPE_CTL_EXT 0x0060
73 #define IEEE80211_STYPE_BACK_REQ 0x0080
74 #define IEEE80211_STYPE_BACK 0x0090
75 #define IEEE80211_STYPE_PSPOLL 0x00A0
76 #define IEEE80211_STYPE_RTS 0x00B0
77 #define IEEE80211_STYPE_CTS 0x00C0
78 #define IEEE80211_STYPE_ACK 0x00D0
79 #define IEEE80211_STYPE_CFEND 0x00E0
80 #define IEEE80211_STYPE_CFENDACK 0x00F0
83 #define IEEE80211_STYPE_DATA 0x0000
84 #define IEEE80211_STYPE_DATA_CFACK 0x0010
85 #define IEEE80211_STYPE_DATA_CFPOLL 0x0020
86 #define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
87 #define IEEE80211_STYPE_NULLFUNC 0x0040
88 #define IEEE80211_STYPE_CFACK 0x0050
89 #define IEEE80211_STYPE_CFPOLL 0x0060
90 #define IEEE80211_STYPE_CFACKPOLL 0x0070
91 #define IEEE80211_STYPE_QOS_DATA 0x0080
92 #define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
93 #define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
94 #define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
95 #define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
96 #define IEEE80211_STYPE_QOS_CFACK 0x00D0
97 #define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
98 #define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
100 /* extension, added by 802.11ad */
101 #define IEEE80211_STYPE_DMG_BEACON 0x0000
103 /* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
104 #define IEEE80211_CTL_EXT_POLL 0x2000
105 #define IEEE80211_CTL_EXT_SPR 0x3000
106 #define IEEE80211_CTL_EXT_GRANT 0x4000
107 #define IEEE80211_CTL_EXT_DMG_CTS 0x5000
108 #define IEEE80211_CTL_EXT_DMG_DTS 0x6000
109 #define IEEE80211_CTL_EXT_SSW 0x8000
110 #define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
111 #define IEEE80211_CTL_EXT_SSW_ACK 0xa000
113 /* miscellaneous IEEE 802.11 constants */
114 #define IEEE80211_MAX_FRAG_THRESHOLD 2352
115 #define IEEE80211_MAX_RTS_THRESHOLD 2353
116 #define IEEE80211_MAX_AID 2007
117 #define IEEE80211_MAX_TIM_LEN 251
118 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
121 802.11e clarifies the figure in section 7.1.2. The frame body is
122 up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
123 #define IEEE80211_MAX_DATA_LEN 2304
124 /* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
125 #define IEEE80211_MAX_FRAME_LEN 2352
127 #define IEEE80211_MAX_SSID_LEN 32
129 #define IEEE80211_MAX_MESH_ID_LEN 32
131 #define IEEE80211_QOS_CTL_LEN 2
133 #define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
135 #define IEEE80211_QOS_CTL_TID_MASK 0x000f
137 #define IEEE80211_QOS_CTL_EOSP 0x0010
139 #define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
140 #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
141 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
142 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
143 #define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
145 #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
146 /* Mesh Control 802.11s */
147 #define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
149 /* U-APSD queue for WMM IEs sent by AP */
150 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
151 #define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
153 /* U-APSD queues for WMM IEs sent by STA */
154 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
155 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
156 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
157 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
158 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
160 /* U-APSD max SP length for WMM IEs sent by STA */
161 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
162 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
163 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
164 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
165 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
166 #define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
168 #define IEEE80211_HT_CTL_LEN 4
170 struct ieee80211_hdr {
171 __le16 frame_control;
178 } __attribute__ ((packed));
180 struct ieee80211_hdr_3addr {
181 __le16 frame_control;
187 } __attribute__ ((packed));
189 struct ieee80211_qos_hdr {
190 __le16 frame_control;
197 } __attribute__ ((packed));
200 * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
201 * @fc: frame control bytes in little-endian byteorder
203 static inline int ieee80211_has_tods(__le16 fc)
205 return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
209 * ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
210 * @fc: frame control bytes in little-endian byteorder
212 static inline int ieee80211_has_fromds(__le16 fc)
214 return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
218 * ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
219 * @fc: frame control bytes in little-endian byteorder
221 static inline int ieee80211_has_a4(__le16 fc)
223 __le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
224 return (fc & tmp) == tmp;
228 * ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
229 * @fc: frame control bytes in little-endian byteorder
231 static inline int ieee80211_has_morefrags(__le16 fc)
233 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
237 * ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
238 * @fc: frame control bytes in little-endian byteorder
240 static inline int ieee80211_has_retry(__le16 fc)
242 return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
246 * ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
247 * @fc: frame control bytes in little-endian byteorder
249 static inline int ieee80211_has_pm(__le16 fc)
251 return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
255 * ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
256 * @fc: frame control bytes in little-endian byteorder
258 static inline int ieee80211_has_moredata(__le16 fc)
260 return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
264 * ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
265 * @fc: frame control bytes in little-endian byteorder
267 static inline int ieee80211_has_protected(__le16 fc)
269 return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
273 * ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
274 * @fc: frame control bytes in little-endian byteorder
276 static inline int ieee80211_has_order(__le16 fc)
278 return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
282 * ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
283 * @fc: frame control bytes in little-endian byteorder
285 static inline int ieee80211_is_mgmt(__le16 fc)
287 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
288 cpu_to_le16(IEEE80211_FTYPE_MGMT);
292 * ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
293 * @fc: frame control bytes in little-endian byteorder
295 static inline int ieee80211_is_ctl(__le16 fc)
297 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
298 cpu_to_le16(IEEE80211_FTYPE_CTL);
302 * ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
303 * @fc: frame control bytes in little-endian byteorder
305 static inline int ieee80211_is_data(__le16 fc)
307 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
308 cpu_to_le16(IEEE80211_FTYPE_DATA);
312 * ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
313 * @fc: frame control bytes in little-endian byteorder
315 static inline int ieee80211_is_data_qos(__le16 fc)
318 * mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
319 * to check the one bit
321 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
322 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
326 * ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
327 * @fc: frame control bytes in little-endian byteorder
329 static inline int ieee80211_is_data_present(__le16 fc)
332 * mask with 0x40 and test that that bit is clear to only return true
333 * for the data-containing substypes.
335 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
336 cpu_to_le16(IEEE80211_FTYPE_DATA);
340 * ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
341 * @fc: frame control bytes in little-endian byteorder
343 static inline int ieee80211_is_assoc_req(__le16 fc)
345 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
346 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
350 * ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
351 * @fc: frame control bytes in little-endian byteorder
353 static inline int ieee80211_is_assoc_resp(__le16 fc)
355 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
356 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
360 * ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
361 * @fc: frame control bytes in little-endian byteorder
363 static inline int ieee80211_is_reassoc_req(__le16 fc)
365 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
366 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
370 * ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
371 * @fc: frame control bytes in little-endian byteorder
373 static inline int ieee80211_is_reassoc_resp(__le16 fc)
375 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
376 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
380 * ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
381 * @fc: frame control bytes in little-endian byteorder
383 static inline int ieee80211_is_probe_req(__le16 fc)
385 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
386 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
390 * ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
391 * @fc: frame control bytes in little-endian byteorder
393 static inline int ieee80211_is_probe_resp(__le16 fc)
395 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
396 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
400 * ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
401 * @fc: frame control bytes in little-endian byteorder
403 static inline int ieee80211_is_beacon(__le16 fc)
405 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
406 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
410 * ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
411 * @fc: frame control bytes in little-endian byteorder
413 static inline int ieee80211_is_atim(__le16 fc)
415 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
416 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
420 * ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
421 * @fc: frame control bytes in little-endian byteorder
423 static inline int ieee80211_is_disassoc(__le16 fc)
425 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
426 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
430 * ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
431 * @fc: frame control bytes in little-endian byteorder
433 static inline int ieee80211_is_auth(__le16 fc)
435 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
436 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
440 * ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
441 * @fc: frame control bytes in little-endian byteorder
443 static inline int ieee80211_is_deauth(__le16 fc)
445 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
446 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
450 * ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
451 * @fc: frame control bytes in little-endian byteorder
453 static inline int ieee80211_is_action(__le16 fc)
455 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
456 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
460 * ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
461 * @fc: frame control bytes in little-endian byteorder
463 static inline int ieee80211_is_back_req(__le16 fc)
465 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
466 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
470 * ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
471 * @fc: frame control bytes in little-endian byteorder
473 static inline int ieee80211_is_back(__le16 fc)
475 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
476 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
480 * ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
481 * @fc: frame control bytes in little-endian byteorder
483 static inline int ieee80211_is_pspoll(__le16 fc)
485 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
486 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
490 * ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
491 * @fc: frame control bytes in little-endian byteorder
493 static inline int ieee80211_is_rts(__le16 fc)
495 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
496 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
500 * ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
501 * @fc: frame control bytes in little-endian byteorder
503 static inline int ieee80211_is_cts(__le16 fc)
505 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
506 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
510 * ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
511 * @fc: frame control bytes in little-endian byteorder
513 static inline int ieee80211_is_ack(__le16 fc)
515 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
516 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
520 * ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
521 * @fc: frame control bytes in little-endian byteorder
523 static inline int ieee80211_is_cfend(__le16 fc)
525 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
526 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
530 * ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
531 * @fc: frame control bytes in little-endian byteorder
533 static inline int ieee80211_is_cfendack(__le16 fc)
535 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
536 cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
540 * ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
541 * @fc: frame control bytes in little-endian byteorder
543 static inline int ieee80211_is_nullfunc(__le16 fc)
545 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
546 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
550 * ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
551 * @fc: frame control bytes in little-endian byteorder
553 static inline int ieee80211_is_qos_nullfunc(__le16 fc)
555 return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
556 cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
559 static inline unsigned int ieee80211_hdrlen(__le16 fc)
561 unsigned int hdrlen = 24;
563 if (ieee80211_has_a4(fc))
566 if (ieee80211_is_data_qos(fc)) {
567 hdrlen += IEEE80211_QOS_CTL_LEN;
568 if (ieee80211_has_order(fc))
569 hdrlen += IEEE80211_HT_CTL_LEN;
576 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
577 * @seq_ctrl: frame sequence control bytes in little-endian byteorder
579 static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
581 return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
584 struct ieee80211s_hdr {
590 } __attribute__ ((packed));
593 #define MESH_FLAGS_AE_A4 0x1
594 #define MESH_FLAGS_AE_A5_A6 0x2
595 #define MESH_FLAGS_AE 0x3
596 #define MESH_FLAGS_PS_DEEP 0x4
599 * enum ieee80211_preq_flags - mesh PREQ element flags
601 * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
603 enum ieee80211_preq_flags {
604 IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
608 * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
610 * @IEEE80211_PREQ_TO_FLAG: target only subfield
611 * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
613 enum ieee80211_preq_target_flags {
614 IEEE80211_PREQ_TO_FLAG = 1<<0,
615 IEEE80211_PREQ_USN_FLAG = 1<<2,
619 * struct ieee80211_quiet_ie
621 * This structure refers to "Quiet information element"
623 struct ieee80211_quiet_ie {
628 } __attribute__ ((packed));
631 * struct ieee80211_msrment_ie
633 * This structure refers to "Measurement Request/Report information element"
635 struct ieee80211_msrment_ie {
640 } __attribute__ ((packed));
643 * struct ieee80211_channel_sw_ie
645 * This structure refers to "Channel Switch Announcement information element"
647 struct ieee80211_channel_sw_ie {
651 } __attribute__ ((packed));
654 * struct ieee80211_tim
656 * This structure refers to "Traffic Indication Map information element"
658 struct ieee80211_tim_ie {
662 /* variable size: 1 - 251 bytes */
664 } __attribute__ ((packed));
667 * struct ieee80211_meshconf_ie
669 * This structure refers to "Mesh Configuration information element"
671 struct ieee80211_meshconf_ie {
679 } __attribute__ ((packed));
682 * struct ieee80211_rann_ie
684 * This structure refers to "Root Announcement information element"
686 struct ieee80211_rann_ie {
692 __le32 rann_interval;
694 } __attribute__ ((packed));
696 enum ieee80211_rann_flags {
697 RANN_FLAG_IS_GATE = 1 << 0,
700 #define WLAN_SA_QUERY_TR_ID_LEN 2
702 struct ieee80211_mgmt {
703 __le16 frame_control;
712 __le16 auth_transaction;
714 /* possibly followed by Challenge text */
716 } __attribute__ ((packed)) auth;
719 } __attribute__ ((packed)) deauth;
722 __le16 listen_interval;
723 /* followed by SSID and Supported rates */
725 } __attribute__ ((packed)) assoc_req;
730 /* followed by Supported rates */
732 } __attribute__ ((packed)) assoc_resp, reassoc_resp;
735 __le16 listen_interval;
737 /* followed by SSID and Supported rates */
739 } __attribute__ ((packed)) reassoc_req;
742 } __attribute__ ((packed)) disassoc;
747 /* followed by some of SSID, Supported rates,
748 * FH Params, DS Params, CF Params, IBSS Params, TIM */
750 } __attribute__ ((packed)) beacon;
752 /* only variable items: SSID, Supported rates */
754 } __attribute__ ((packed)) probe_req;
759 /* followed by some of SSID, Supported rates,
760 * FH Params, DS Params, CF Params, IBSS Params */
762 } __attribute__ ((packed)) probe_resp;
771 } __attribute__ ((packed)) wme_action;
776 struct ieee80211_channel_sw_ie sw_elem;
777 } __attribute__((packed)) chan_switch;
783 struct ieee80211_msrment_ie msr_elem;
784 } __attribute__((packed)) measurement;
790 __le16 start_seq_num;
791 } __attribute__((packed)) addba_req;
798 } __attribute__((packed)) addba_resp;
803 } __attribute__((packed)) delba;
807 } __attribute__((packed)) self_prot;
811 } __attribute__((packed)) mesh_action;
814 u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
815 } __attribute__ ((packed)) sa_query;
819 } __attribute__ ((packed)) ht_smps;
825 } __packed tdls_discover_resp;
827 } __attribute__ ((packed)) action;
829 } __attribute__ ((packed));
831 /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
832 #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
834 /* mgmt header + 1 byte category code */
835 #define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
838 /* Management MIC information element (IEEE 802.11w) */
839 struct ieee80211_mmie {
843 u8 sequence_number[6];
845 } __attribute__ ((packed));
847 struct ieee80211_vendor_ie {
855 struct ieee80211_rts {
856 __le16 frame_control;
860 } __attribute__ ((packed));
862 struct ieee80211_cts {
863 __le16 frame_control;
866 } __attribute__ ((packed));
868 struct ieee80211_pspoll {
869 __le16 frame_control;
873 } __attribute__ ((packed));
877 /* Link-id information element */
878 struct ieee80211_tdls_lnkie {
879 u8 ie_type; /* Link Identifier IE */
886 struct ieee80211_tdls_data {
898 } __packed setup_req;
904 } __packed setup_resp;
909 } __packed setup_cfm;
917 } __packed discover_req;
922 * struct ieee80211_bar - HT Block Ack Request
924 * This structure refers to "HT BlockAckReq" as
925 * described in 802.11n draft section 7.2.1.7.1
927 struct ieee80211_bar {
928 __le16 frame_control;
933 __le16 start_seq_num;
934 } __attribute__((packed)) __aligned(4);
936 /* 802.11 BA(R) control masks */
937 #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
938 #define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
939 #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
940 #define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
941 #define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
944 * struct ieee80211_ba - HT Block Ack
946 * This structure refers to "HT BlockAck" as
947 * described in 802.11n draft section 7.2.1.8.1
949 struct ieee80211_ba {
950 __le16 frame_control;
956 __le16 start_seq_num;
958 } __attribute__((packed));
960 #define IEEE80211_HT_MCS_MASK_LEN 10
963 * struct ieee80211_mcs_info - MCS information
965 * @rx_highest: highest supported RX rate. If set represents
966 * the highest supported RX data rate in units of 1 Mbps.
967 * If this field is 0 this value should not be used to
968 * consider the highest RX data rate supported.
969 * @tx_params: TX parameters
971 struct ieee80211_mcs_info {
972 u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
976 } __attribute__((packed));
978 /* 802.11n HT capability MSC set */
979 #define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
980 #define IEEE80211_HT_MCS_TX_DEFINED 0x01
981 #define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
982 /* value 0 == 1 stream etc */
983 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
984 #define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
985 #define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
986 #define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
989 * 802.11n D5.0 20.3.5 / 20.6 says:
990 * - indices 0 to 7 and 32 are single spatial stream
991 * - 8 to 31 are multiple spatial streams using equal modulation
992 * [8..15 for two streams, 16..23 for three and 24..31 for four]
993 * - remainder are multiple spatial streams using unequal modulation
995 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
996 #define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
997 (IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1000 * struct ieee80211_ht_cap - HT capabilities
1002 * This structure is the "HT capabilities element" as
1003 * described in 802.11n D5.0 7.3.2.57
1005 struct ieee80211_ht_cap {
1007 u8 ampdu_params_info;
1009 /* 16 bytes MCS information */
1010 struct ieee80211_mcs_info mcs;
1012 __le16 extended_ht_cap_info;
1013 __le32 tx_BF_cap_info;
1014 u8 antenna_selection_info;
1015 } __attribute__ ((packed));
1017 /* 802.11n HT capabilities masks (for cap_info) */
1018 #define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1019 #define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1020 #define IEEE80211_HT_CAP_SM_PS 0x000C
1021 #define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1022 #define IEEE80211_HT_CAP_GRN_FLD 0x0010
1023 #define IEEE80211_HT_CAP_SGI_20 0x0020
1024 #define IEEE80211_HT_CAP_SGI_40 0x0040
1025 #define IEEE80211_HT_CAP_TX_STBC 0x0080
1026 #define IEEE80211_HT_CAP_RX_STBC 0x0300
1027 #define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1028 #define IEEE80211_HT_CAP_DELAY_BA 0x0400
1029 #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1030 #define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1031 #define IEEE80211_HT_CAP_RESERVED 0x2000
1032 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1033 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1035 /* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1036 #define IEEE80211_HT_EXT_CAP_PCO 0x0001
1037 #define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1038 #define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1039 #define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1040 #define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1041 #define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1042 #define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1044 /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1045 #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1046 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1047 #define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1050 * Maximum length of AMPDU that the STA can receive.
1051 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1053 enum ieee80211_max_ampdu_length_exp {
1054 IEEE80211_HT_MAX_AMPDU_8K = 0,
1055 IEEE80211_HT_MAX_AMPDU_16K = 1,
1056 IEEE80211_HT_MAX_AMPDU_32K = 2,
1057 IEEE80211_HT_MAX_AMPDU_64K = 3
1060 #define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1062 /* Minimum MPDU start spacing */
1063 enum ieee80211_min_mpdu_spacing {
1064 IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1065 IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1066 IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1067 IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1068 IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1069 IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1070 IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1071 IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1075 * struct ieee80211_ht_operation - HT operation IE
1077 * This structure is the "HT operation element" as
1078 * described in 802.11n-2009 7.3.2.57
1080 struct ieee80211_ht_operation {
1083 __le16 operation_mode;
1086 } __attribute__ ((packed));
1089 #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1090 #define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1091 #define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1092 #define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1093 #define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1094 #define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1096 /* for operation_mode */
1097 #define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1098 #define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1099 #define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1100 #define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1101 #define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1102 #define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1103 #define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1105 /* for stbc_param */
1106 #define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1107 #define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1108 #define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1109 #define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1110 #define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1111 #define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1114 /* block-ack parameters */
1115 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1116 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1117 #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1118 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1119 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1122 * A-PMDU buffer sizes
1123 * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1125 #define IEEE80211_MIN_AMPDU_BUF 0x8
1126 #define IEEE80211_MAX_AMPDU_BUF 0x40
1129 /* Spatial Multiplexing Power Save Modes (for capability) */
1130 #define WLAN_HT_CAP_SM_PS_STATIC 0
1131 #define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1132 #define WLAN_HT_CAP_SM_PS_INVALID 2
1133 #define WLAN_HT_CAP_SM_PS_DISABLED 3
1135 /* for SM power control field lower two bits */
1136 #define WLAN_HT_SMPS_CONTROL_DISABLED 0
1137 #define WLAN_HT_SMPS_CONTROL_STATIC 1
1138 #define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1141 * struct ieee80211_vht_mcs_info - VHT MCS information
1142 * @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1143 * @rx_highest: Indicates highest long GI VHT PPDU data rate
1144 * STA can receive. Rate expressed in units of 1 Mbps.
1145 * If this field is 0 this value should not be used to
1146 * consider the highest RX data rate supported.
1147 * @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1148 * @tx_highest: Indicates highest long GI VHT PPDU data rate
1149 * STA can transmit. Rate expressed in units of 1 Mbps.
1150 * If this field is 0 this value should not be used to
1151 * consider the highest TX data rate supported.
1153 struct ieee80211_vht_mcs_info {
1161 * struct ieee80211_vht_cap - VHT capabilities
1163 * This structure is the "VHT capabilities element" as
1164 * described in 802.11ac D3.0 8.4.2.160
1165 * @vht_cap_info: VHT capability info
1166 * @supp_mcs: VHT MCS supported rates
1168 struct ieee80211_vht_cap {
1169 __le32 vht_cap_info;
1170 struct ieee80211_vht_mcs_info supp_mcs;
1174 * struct ieee80211_vht_operation - VHT operation IE
1176 * This structure is the "VHT operation element" as
1177 * described in 802.11ac D3.0 8.4.2.161
1178 * @chan_width: Operating channel width
1179 * @center_freq_seg1_idx: center freq segment 1 index
1180 * @center_freq_seg2_idx: center freq segment 2 index
1181 * @basic_mcs_set: VHT Basic MCS rate set
1183 struct ieee80211_vht_operation {
1185 u8 center_freq_seg1_idx;
1186 u8 center_freq_seg2_idx;
1187 __le16 basic_mcs_set;
1191 #define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
1192 #define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
1193 #define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
1194 #define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
1196 /* 802.11ac VHT Capabilities */
1197 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1198 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1199 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1200 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1201 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1202 #define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1203 #define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1204 #define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1205 #define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1206 #define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1207 #define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1208 #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1209 #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1210 #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1211 #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1212 #define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
1213 #define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
1214 #define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1215 #define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1216 #define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1217 #define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1218 #define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT 0x00800000
1219 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1220 #define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1221 #define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1222 #define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1224 /* Authentication algorithms */
1225 #define WLAN_AUTH_OPEN 0
1226 #define WLAN_AUTH_SHARED_KEY 1
1227 #define WLAN_AUTH_FT 2
1228 #define WLAN_AUTH_SAE 3
1229 #define WLAN_AUTH_LEAP 128
1231 #define WLAN_AUTH_CHALLENGE_LEN 128
1233 #define WLAN_CAPABILITY_ESS (1<<0)
1234 #define WLAN_CAPABILITY_IBSS (1<<1)
1237 * A mesh STA sets the ESS and IBSS capability bits to zero.
1238 * however, this holds true for p2p probe responses (in the p2p_find
1241 #define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1242 (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1244 #define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1245 #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1246 #define WLAN_CAPABILITY_PRIVACY (1<<4)
1247 #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1248 #define WLAN_CAPABILITY_PBCC (1<<6)
1249 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1252 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1253 #define WLAN_CAPABILITY_QOS (1<<9)
1254 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1255 #define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1257 /* DMG (60gHz) 802.11ad */
1258 /* type - bits 0..1 */
1259 #define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1260 #define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1261 #define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1263 #define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1264 #define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1265 #define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1266 #define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1268 #define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1269 #define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1272 #define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1273 #define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1274 #define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1276 #define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1277 #define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1278 #define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1280 /* 802.11g ERP information element */
1281 #define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1282 #define WLAN_ERP_USE_PROTECTION (1<<1)
1283 #define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1285 /* WLAN_ERP_BARKER_PREAMBLE values */
1287 WLAN_ERP_PREAMBLE_SHORT = 0,
1288 WLAN_ERP_PREAMBLE_LONG = 1,
1291 /* Band ID, 802.11ad #8.4.1.45 */
1293 IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1294 IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1295 IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1296 IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1297 IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1298 IEEE80211_BANDID_60G = 5, /* 60 GHz */
1302 enum ieee80211_statuscode {
1303 WLAN_STATUS_SUCCESS = 0,
1304 WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1305 WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1306 WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1307 WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1308 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1309 WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1310 WLAN_STATUS_CHALLENGE_FAIL = 15,
1311 WLAN_STATUS_AUTH_TIMEOUT = 16,
1312 WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1313 WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1315 WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1316 WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1317 WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1319 WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1320 WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1321 WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1323 WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1324 WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1326 WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1327 WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1329 WLAN_STATUS_INVALID_IE = 40,
1330 WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1331 WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1332 WLAN_STATUS_INVALID_AKMP = 43,
1333 WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1334 WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1335 WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1337 WLAN_STATUS_UNSPECIFIED_QOS = 32,
1338 WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1339 WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1340 WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1341 WLAN_STATUS_REQUEST_DECLINED = 37,
1342 WLAN_STATUS_INVALID_QOS_PARAM = 38,
1343 WLAN_STATUS_CHANGE_TSPEC = 39,
1344 WLAN_STATUS_WAIT_TS_DELAY = 47,
1345 WLAN_STATUS_NO_DIRECT_LINK = 48,
1346 WLAN_STATUS_STA_NOT_PRESENT = 49,
1347 WLAN_STATUS_STA_NOT_QSTA = 50,
1349 WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1350 WLAN_STATUS_FCG_NOT_SUPP = 78,
1351 WLAN_STATUS_STA_NO_TBTT = 78,
1353 WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1354 WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1355 WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1356 WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1357 WLAN_STATUS_PERFORMING_FST_NOW = 87,
1358 WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1359 WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1360 WLAN_STATUS_REJECT_DSE_BAND = 96,
1361 WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1362 WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1367 enum ieee80211_reasoncode {
1368 WLAN_REASON_UNSPECIFIED = 1,
1369 WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1370 WLAN_REASON_DEAUTH_LEAVING = 3,
1371 WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1372 WLAN_REASON_DISASSOC_AP_BUSY = 5,
1373 WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1374 WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1375 WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1376 WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1378 WLAN_REASON_DISASSOC_BAD_POWER = 10,
1379 WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1381 WLAN_REASON_INVALID_IE = 13,
1382 WLAN_REASON_MIC_FAILURE = 14,
1383 WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1384 WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1385 WLAN_REASON_IE_DIFFERENT = 17,
1386 WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1387 WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1388 WLAN_REASON_INVALID_AKMP = 20,
1389 WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1390 WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1391 WLAN_REASON_IEEE8021X_FAILED = 23,
1392 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1394 WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1395 WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1396 WLAN_REASON_DISASSOC_LOW_ACK = 34,
1397 WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1398 WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1399 WLAN_REASON_QSTA_NOT_USE = 37,
1400 WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1401 WLAN_REASON_QSTA_TIMEOUT = 39,
1402 WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1404 WLAN_REASON_MESH_PEER_CANCELED = 52,
1405 WLAN_REASON_MESH_MAX_PEERS = 53,
1406 WLAN_REASON_MESH_CONFIG = 54,
1407 WLAN_REASON_MESH_CLOSE = 55,
1408 WLAN_REASON_MESH_MAX_RETRIES = 56,
1409 WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1410 WLAN_REASON_MESH_INVALID_GTK = 58,
1411 WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1412 WLAN_REASON_MESH_INVALID_SECURITY = 60,
1413 WLAN_REASON_MESH_PATH_ERROR = 61,
1414 WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1415 WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1416 WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1417 WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1418 WLAN_REASON_MESH_CHAN = 66,
1422 /* Information Element IDs */
1423 enum ieee80211_eid {
1425 WLAN_EID_SUPP_RATES = 1,
1426 WLAN_EID_FH_PARAMS = 2,
1427 WLAN_EID_DS_PARAMS = 3,
1428 WLAN_EID_CF_PARAMS = 4,
1430 WLAN_EID_IBSS_PARAMS = 6,
1431 WLAN_EID_CHALLENGE = 16,
1433 WLAN_EID_COUNTRY = 7,
1434 WLAN_EID_HP_PARAMS = 8,
1435 WLAN_EID_HP_TABLE = 9,
1436 WLAN_EID_REQUEST = 10,
1438 WLAN_EID_QBSS_LOAD = 11,
1439 WLAN_EID_EDCA_PARAM_SET = 12,
1440 WLAN_EID_TSPEC = 13,
1441 WLAN_EID_TCLAS = 14,
1442 WLAN_EID_SCHEDULE = 15,
1443 WLAN_EID_TS_DELAY = 43,
1444 WLAN_EID_TCLAS_PROCESSING = 44,
1445 WLAN_EID_QOS_CAPA = 46,
1447 WLAN_EID_LINK_ID = 101,
1449 WLAN_EID_MESH_CONFIG = 113,
1450 WLAN_EID_MESH_ID = 114,
1451 WLAN_EID_LINK_METRIC_REPORT = 115,
1452 WLAN_EID_CONGESTION_NOTIFICATION = 116,
1453 WLAN_EID_PEER_MGMT = 117,
1454 WLAN_EID_CHAN_SWITCH_PARAM = 118,
1455 WLAN_EID_MESH_AWAKE_WINDOW = 119,
1456 WLAN_EID_BEACON_TIMING = 120,
1457 WLAN_EID_MCCAOP_SETUP_REQ = 121,
1458 WLAN_EID_MCCAOP_SETUP_RESP = 122,
1459 WLAN_EID_MCCAOP_ADVERT = 123,
1460 WLAN_EID_MCCAOP_TEARDOWN = 124,
1461 WLAN_EID_GANN = 125,
1462 WLAN_EID_RANN = 126,
1463 WLAN_EID_PREQ = 130,
1464 WLAN_EID_PREP = 131,
1465 WLAN_EID_PERR = 132,
1467 WLAN_EID_PXUC = 138,
1468 WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1471 WLAN_EID_PWR_CONSTRAINT = 32,
1472 WLAN_EID_PWR_CAPABILITY = 33,
1473 WLAN_EID_TPC_REQUEST = 34,
1474 WLAN_EID_TPC_REPORT = 35,
1475 WLAN_EID_SUPPORTED_CHANNELS = 36,
1476 WLAN_EID_CHANNEL_SWITCH = 37,
1477 WLAN_EID_MEASURE_REQUEST = 38,
1478 WLAN_EID_MEASURE_REPORT = 39,
1479 WLAN_EID_QUIET = 40,
1480 WLAN_EID_IBSS_DFS = 41,
1482 WLAN_EID_ERP_INFO = 42,
1483 WLAN_EID_EXT_SUPP_RATES = 50,
1485 WLAN_EID_HT_CAPABILITY = 45,
1486 WLAN_EID_HT_OPERATION = 61,
1490 WLAN_EID_VENDOR_SPECIFIC = 221,
1491 WLAN_EID_QOS_PARAMETER = 222,
1493 WLAN_EID_AP_CHAN_REPORT = 51,
1494 WLAN_EID_NEIGHBOR_REPORT = 52,
1496 WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1497 WLAN_EID_ANTENNA_INFO = 64,
1499 WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1500 WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1501 WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1502 WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1503 WLAN_EID_MULTIPLE_BSSID = 71,
1504 WLAN_EID_BSS_COEX_2040 = 72,
1505 WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1506 WLAN_EID_EXT_CAPABILITY = 127,
1508 WLAN_EID_MOBILITY_DOMAIN = 54,
1509 WLAN_EID_FAST_BSS_TRANSITION = 55,
1510 WLAN_EID_TIMEOUT_INTERVAL = 56,
1511 WLAN_EID_RIC_DATA = 57,
1512 WLAN_EID_RIC_DESCRIPTOR = 75,
1514 WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1515 WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1516 WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1518 WLAN_EID_VHT_CAPABILITY = 191,
1519 WLAN_EID_VHT_OPERATION = 192,
1522 WLAN_EID_NON_TX_BSSID_CAP = 83,
1523 WLAN_EID_WAKEUP_SCHEDULE = 143,
1524 WLAN_EID_EXT_SCHEDULE = 144,
1525 WLAN_EID_STA_AVAILABILITY = 145,
1526 WLAN_EID_DMG_TSPEC = 146,
1527 WLAN_EID_DMG_AT = 147,
1528 WLAN_EID_DMG_CAP = 148,
1529 WLAN_EID_DMG_OPERATION = 151,
1530 WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1531 WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1532 WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1533 WLAN_EID_AWAKE_WINDOW = 157,
1534 WLAN_EID_MULTI_BAND = 158,
1535 WLAN_EID_ADDBA_EXT = 159,
1536 WLAN_EID_NEXT_PCP_LIST = 160,
1537 WLAN_EID_PCP_HANDOVER = 161,
1538 WLAN_EID_DMG_LINK_MARGIN = 162,
1539 WLAN_EID_SWITCHING_STREAM = 163,
1540 WLAN_EID_SESSION_TRANSITION = 164,
1541 WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1542 WLAN_EID_CLUSTER_REPORT = 166,
1543 WLAN_EID_RELAY_CAP = 167,
1544 WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1545 WLAN_EID_BEAM_LINK_MAINT = 169,
1546 WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1547 WLAN_EID_U_PID = 171,
1548 WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1549 WLAN_EID_QUIET_PERIOD_REQ = 175,
1550 WLAN_EID_QUIET_PERIOD_RESP = 177,
1551 WLAN_EID_EPAC_POLICY = 182,
1552 WLAN_EID_CLISTER_TIME_OFF = 183,
1553 WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1556 /* Action category code */
1557 enum ieee80211_category {
1558 WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1559 WLAN_CATEGORY_QOS = 1,
1560 WLAN_CATEGORY_DLS = 2,
1561 WLAN_CATEGORY_BACK = 3,
1562 WLAN_CATEGORY_PUBLIC = 4,
1563 WLAN_CATEGORY_HT = 7,
1564 WLAN_CATEGORY_SA_QUERY = 8,
1565 WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1566 WLAN_CATEGORY_TDLS = 12,
1567 WLAN_CATEGORY_MESH_ACTION = 13,
1568 WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1569 WLAN_CATEGORY_SELF_PROTECTED = 15,
1570 WLAN_CATEGORY_DMG = 16,
1571 WLAN_CATEGORY_WMM = 17,
1572 WLAN_CATEGORY_FST = 18,
1573 WLAN_CATEGORY_UNPROT_DMG = 20,
1574 WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1575 WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
1578 /* SPECTRUM_MGMT action code */
1579 enum ieee80211_spectrum_mgmt_actioncode {
1580 WLAN_ACTION_SPCT_MSR_REQ = 0,
1581 WLAN_ACTION_SPCT_MSR_RPRT = 1,
1582 WLAN_ACTION_SPCT_TPC_REQ = 2,
1583 WLAN_ACTION_SPCT_TPC_RPRT = 3,
1584 WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1587 /* HT action codes */
1588 enum ieee80211_ht_actioncode {
1589 WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1590 WLAN_HT_ACTION_SMPS = 1,
1591 WLAN_HT_ACTION_PSMP = 2,
1592 WLAN_HT_ACTION_PCO_PHASE = 3,
1593 WLAN_HT_ACTION_CSI = 4,
1594 WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1595 WLAN_HT_ACTION_COMPRESSED_BF = 6,
1596 WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1599 /* Self Protected Action codes */
1600 enum ieee80211_self_protected_actioncode {
1601 WLAN_SP_RESERVED = 0,
1602 WLAN_SP_MESH_PEERING_OPEN = 1,
1603 WLAN_SP_MESH_PEERING_CONFIRM = 2,
1604 WLAN_SP_MESH_PEERING_CLOSE = 3,
1605 WLAN_SP_MGK_INFORM = 4,
1606 WLAN_SP_MGK_ACK = 5,
1609 /* Mesh action codes */
1610 enum ieee80211_mesh_actioncode {
1611 WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1612 WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1613 WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1614 WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1615 WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1616 WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1617 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1618 WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1619 WLAN_MESH_ACTION_MCCA_TEARDOWN,
1620 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1621 WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1624 /* Security key length */
1625 enum ieee80211_key_len {
1626 WLAN_KEY_LEN_WEP40 = 5,
1627 WLAN_KEY_LEN_WEP104 = 13,
1628 WLAN_KEY_LEN_CCMP = 16,
1629 WLAN_KEY_LEN_TKIP = 32,
1630 WLAN_KEY_LEN_AES_CMAC = 16,
1633 /* Public action codes */
1634 enum ieee80211_pub_actioncode {
1635 WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1638 /* TDLS action codes */
1639 enum ieee80211_tdls_actioncode {
1640 WLAN_TDLS_SETUP_REQUEST = 0,
1641 WLAN_TDLS_SETUP_RESPONSE = 1,
1642 WLAN_TDLS_SETUP_CONFIRM = 2,
1643 WLAN_TDLS_TEARDOWN = 3,
1644 WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1645 WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1646 WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1647 WLAN_TDLS_PEER_PSM_REQUEST = 7,
1648 WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1649 WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1650 WLAN_TDLS_DISCOVERY_REQUEST = 10,
1654 * TDLS capabililites to be enabled in the 5th byte of the
1655 * @WLAN_EID_EXT_CAPABILITY information element
1657 #define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1658 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1660 /* TDLS specific payload type in the LLC/SNAP header */
1661 #define WLAN_TDLS_SNAP_RFTYPE 0x2
1664 * enum - mesh synchronization method identifier
1666 * @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1667 * @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
1668 * that will be specified in a vendor specific information element
1671 IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1672 IEEE80211_SYNC_METHOD_VENDOR = 255,
1676 * enum - mesh path selection protocol identifier
1678 * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1679 * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
1680 * be specified in a vendor specific information element
1683 IEEE80211_PATH_PROTOCOL_HWMP = 1,
1684 IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1688 * enum - mesh path selection metric identifier
1690 * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1691 * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
1692 * specified in a vendor specific information element
1695 IEEE80211_PATH_METRIC_AIRTIME = 1,
1696 IEEE80211_PATH_METRIC_VENDOR = 255,
1700 * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1702 * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1704 * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1705 * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1707 * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1708 * the proactive PREQ with proactive PREP subfield set to 0
1709 * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1710 * supports the proactive PREQ with proactive PREP subfield set to 1
1711 * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1712 * the proactive RANN
1714 enum ieee80211_root_mode_identifier {
1715 IEEE80211_ROOTMODE_NO_ROOT = 0,
1716 IEEE80211_ROOTMODE_ROOT = 1,
1717 IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1718 IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1719 IEEE80211_PROACTIVE_RANN = 4,
1723 * IEEE 802.11-2007 7.3.2.9 Country information element
1725 * Minimum length is 8 octets, ie len must be evenly
1729 /* Although the spec says 8 I'm seeing 6 in practice */
1730 #define IEEE80211_COUNTRY_IE_MIN_LEN 6
1732 /* The Country String field of the element shall be 3 octets in length */
1733 #define IEEE80211_COUNTRY_STRING_LEN 3
1736 * For regulatory extension stuff see IEEE 802.11-2007
1737 * Annex I (page 1141) and Annex J (page 1147). Also
1740 * When dot11RegulatoryClassesRequired is true and the
1741 * first_channel/reg_extension_id is >= 201 then the IE
1742 * compromises of the 'ext' struct represented below:
1744 * - Regulatory extension ID - when generating IE this just needs
1745 * to be monotonically increasing for each triplet passed in
1747 * - Regulatory class - index into set of rules
1748 * - Coverage class - index into air propagation time (Table 7-27),
1749 * in microseconds, you can compute the air propagation time from
1750 * the index by multiplying by 3, so index 10 yields a propagation
1751 * of 10 us. Valid values are 0-31, values 32-255 are not defined
1752 * yet. A value of 0 inicates air propagation of <= 1 us.
1754 * See also Table I.2 for Emission limit sets and table
1755 * I.3 for Behavior limit sets. Table J.1 indicates how to map
1756 * a reg_class to an emission limit set and behavior limit set.
1758 #define IEEE80211_COUNTRY_EXTENSION_ID 201
1761 * Channels numbers in the IE must be monotonically increasing
1762 * if dot11RegulatoryClassesRequired is not true.
1764 * If dot11RegulatoryClassesRequired is true consecutive
1765 * subband triplets following a regulatory triplet shall
1766 * have monotonically increasing first_channel number fields.
1768 * Channel numbers shall not overlap.
1770 * Note that max_power is signed.
1772 struct ieee80211_country_ie_triplet {
1778 } __attribute__ ((packed)) chans;
1780 u8 reg_extension_id;
1783 } __attribute__ ((packed)) ext;
1785 } __attribute__ ((packed));
1787 enum ieee80211_timeout_interval_type {
1788 WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
1789 WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
1790 WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
1793 /* BACK action code */
1794 enum ieee80211_back_actioncode {
1795 WLAN_ACTION_ADDBA_REQ = 0,
1796 WLAN_ACTION_ADDBA_RESP = 1,
1797 WLAN_ACTION_DELBA = 2,
1800 /* BACK (block-ack) parties */
1801 enum ieee80211_back_parties {
1802 WLAN_BACK_RECIPIENT = 0,
1803 WLAN_BACK_INITIATOR = 1,
1806 /* SA Query action */
1807 enum ieee80211_sa_query_action {
1808 WLAN_ACTION_SA_QUERY_REQUEST = 0,
1809 WLAN_ACTION_SA_QUERY_RESPONSE = 1,
1813 /* cipher suite selectors */
1814 #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
1815 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
1816 #define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
1817 /* reserved: 0x000FAC03 */
1818 #define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
1819 #define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
1820 #define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
1821 #define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
1823 #define WLAN_CIPHER_SUITE_SMS4 0x00147201
1825 /* AKM suite selectors */
1826 #define WLAN_AKM_SUITE_8021X 0x000FAC01
1827 #define WLAN_AKM_SUITE_PSK 0x000FAC02
1828 #define WLAN_AKM_SUITE_SAE 0x000FAC08
1829 #define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
1831 #define WLAN_MAX_KEY_LEN 32
1833 #define WLAN_PMKID_LEN 16
1835 #define WLAN_OUI_WFA 0x506f9a
1836 #define WLAN_OUI_TYPE_WFA_P2P 9
1837 #define WLAN_OUI_MICROSOFT 0x0050f2
1838 #define WLAN_OUI_TYPE_MICROSOFT_WPA 1
1839 #define WLAN_OUI_TYPE_MICROSOFT_WMM 2
1840 #define WLAN_OUI_TYPE_MICROSOFT_WPS 4
1843 * WMM/802.11e Tspec Element
1845 #define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
1846 #define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
1848 enum ieee80211_tspec_status_code {
1849 IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
1850 IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
1853 struct ieee80211_tspec_ie {
1862 __le16 nominal_msdu;
1864 __le32 min_service_int;
1865 __le32 max_service_int;
1866 __le32 inactivity_int;
1867 __le32 suspension_int;
1868 __le32 service_start_time;
1869 __le32 min_data_rate;
1870 __le32 mean_data_rate;
1871 __le32 peak_data_rate;
1872 __le32 max_burst_size;
1874 __le32 min_phy_rate;
1880 * ieee80211_get_qos_ctl - get pointer to qos control bytes
1883 * The qos ctrl bytes come after the frame_control, duration, seq_num
1884 * and 3 or 4 addresses of length ETH_ALEN.
1885 * 3 addr: 2 + 2 + 2 + 3*6 = 24
1886 * 4 addr: 2 + 2 + 2 + 4*6 = 30
1888 static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
1890 if (ieee80211_has_a4(hdr->frame_control))
1891 return (u8 *)hdr + 30;
1893 return (u8 *)hdr + 24;
1897 * ieee80211_get_SA - get pointer to SA
1900 * Given an 802.11 frame, this function returns the offset
1901 * to the source address (SA). It does not verify that the
1902 * header is long enough to contain the address, and the
1903 * header must be long enough to contain the frame control
1906 static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
1908 if (ieee80211_has_a4(hdr->frame_control))
1910 if (ieee80211_has_fromds(hdr->frame_control))
1916 * ieee80211_get_DA - get pointer to DA
1919 * Given an 802.11 frame, this function returns the offset
1920 * to the destination address (DA). It does not verify that
1921 * the header is long enough to contain the address, and the
1922 * header must be long enough to contain the frame control
1925 static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
1927 if (ieee80211_has_tods(hdr->frame_control))
1934 * ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
1935 * @hdr: the frame (buffer must include at least the first octet of payload)
1937 static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
1939 if (ieee80211_is_disassoc(hdr->frame_control) ||
1940 ieee80211_is_deauth(hdr->frame_control))
1943 if (ieee80211_is_action(hdr->frame_control)) {
1947 * Action frames, excluding Public Action frames, are Robust
1948 * Management Frames. However, if we are looking at a Protected
1949 * frame, skip the check since the data may be encrypted and
1950 * the frame has already been found to be a Robust Management
1951 * Frame (by the other end).
1953 if (ieee80211_has_protected(hdr->frame_control))
1955 category = ((u8 *) hdr) + 24;
1956 return *category != WLAN_CATEGORY_PUBLIC &&
1957 *category != WLAN_CATEGORY_HT &&
1958 *category != WLAN_CATEGORY_SELF_PROTECTED &&
1959 *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
1966 * ieee80211_is_public_action - check if frame is a public action frame
1968 * @len: length of the frame
1970 static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
1973 struct ieee80211_mgmt *mgmt = (void *)hdr;
1975 if (len < IEEE80211_MIN_ACTION_SIZE)
1977 if (!ieee80211_is_action(hdr->frame_control))
1979 return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
1983 * ieee80211_dsss_chan_to_freq - get channel center frequency
1984 * @channel: the DSSS channel
1986 * Convert IEEE802.11 DSSS channel to the center frequency (MHz).
1987 * Ref IEEE 802.11-2007 section 15.6
1989 static inline int ieee80211_dsss_chan_to_freq(int channel)
1991 if ((channel > 0) && (channel < 14))
1992 return 2407 + (channel * 5);
1993 else if (channel == 14)
2000 * ieee80211_freq_to_dsss_chan - get channel
2001 * @freq: the frequency
2003 * Convert frequency (MHz) to IEEE802.11 DSSS channel
2004 * Ref IEEE 802.11-2007 section 15.6
2006 * This routine selects the channel with the closest center frequency.
2008 static inline int ieee80211_freq_to_dsss_chan(int freq)
2010 if ((freq >= 2410) && (freq < 2475))
2011 return (freq - 2405) / 5;
2012 else if ((freq >= 2482) && (freq < 2487))
2019 * ieee80211_tu_to_usec - convert time units (TU) to microseconds
2022 static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2028 * ieee80211_check_tim - check if AID bit is set in TIM
2030 * @tim_len: length of the TIM IE
2031 * @aid: the AID to look for
2033 static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
2034 u8 tim_len, u16 aid)
2037 u8 indexn0, indexn1, indexn2;
2039 if (unlikely(!tim || tim_len < sizeof(*tim)))
2044 mask = 1 << (aid & 7);
2046 indexn1 = tim->bitmap_ctrl & 0xfe;
2047 indexn2 = tim_len + indexn1 - 4;
2049 if (indexn0 < indexn1 || indexn0 > indexn2)
2054 return !!(tim->virtual_map[indexn0] & mask);
2057 #endif /* __LINUX_IEEE80211_H */