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1 : /* $OpenBSD: ieee80211.h,v 1.60 2017/07/02 14:48:19 kevlo Exp $ */
2 : /* $NetBSD: ieee80211.h,v 1.6 2004/04/30 23:51:53 dyoung Exp $ */
3 :
4 : /*-
5 : * Copyright (c) 2001 Atsushi Onoe
6 : * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting
7 : * All rights reserved.
8 : *
9 : * Redistribution and use in source and binary forms, with or without
10 : * modification, are permitted provided that the following conditions
11 : * are met:
12 : * 1. Redistributions of source code must retain the above copyright
13 : * notice, this list of conditions and the following disclaimer.
14 : * 2. Redistributions in binary form must reproduce the above copyright
15 : * notice, this list of conditions and the following disclaimer in the
16 : * documentation and/or other materials provided with the distribution.
17 : *
18 : * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 : * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 : * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 : * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 : * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 : * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 : * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 : * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 : * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 : * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 : */
29 : #ifndef _NET80211_IEEE80211_H_
30 : #define _NET80211_IEEE80211_H_
31 :
32 : /*
33 : * 802.11 protocol definitions.
34 : */
35 :
36 : #define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */
37 : /* is 802.11 address multicast/broadcast? */
38 : #define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01)
39 :
40 : /*
41 : * Generic definitions for IEEE 802.11 frames.
42 : */
43 : struct ieee80211_frame {
44 : u_int8_t i_fc[2];
45 : u_int8_t i_dur[2];
46 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
47 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
48 : u_int8_t i_addr3[IEEE80211_ADDR_LEN];
49 : u_int8_t i_seq[2];
50 : } __packed;
51 :
52 : struct ieee80211_qosframe {
53 : u_int8_t i_fc[2];
54 : u_int8_t i_dur[2];
55 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
56 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
57 : u_int8_t i_addr3[IEEE80211_ADDR_LEN];
58 : u_int8_t i_seq[2];
59 : u_int8_t i_qos[2];
60 : } __packed;
61 :
62 : struct ieee80211_htframe { /* 11n */
63 : u_int8_t i_fc[2];
64 : u_int8_t i_dur[2];
65 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
66 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
67 : u_int8_t i_addr3[IEEE80211_ADDR_LEN];
68 : u_int8_t i_seq[2];
69 : u_int8_t i_qos[2];
70 : u_int8_t i_ht[4];
71 : } __packed;
72 :
73 : struct ieee80211_frame_addr4 {
74 : u_int8_t i_fc[2];
75 : u_int8_t i_dur[2];
76 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
77 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
78 : u_int8_t i_addr3[IEEE80211_ADDR_LEN];
79 : u_int8_t i_seq[2];
80 : u_int8_t i_addr4[IEEE80211_ADDR_LEN];
81 : } __packed;
82 :
83 : struct ieee80211_qosframe_addr4 {
84 : u_int8_t i_fc[2];
85 : u_int8_t i_dur[2];
86 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
87 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
88 : u_int8_t i_addr3[IEEE80211_ADDR_LEN];
89 : u_int8_t i_seq[2];
90 : u_int8_t i_addr4[IEEE80211_ADDR_LEN];
91 : u_int8_t i_qos[2];
92 : } __packed;
93 :
94 : struct ieee80211_htframe_addr4 { /* 11n */
95 : u_int8_t i_fc[2];
96 : u_int8_t i_dur[2];
97 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
98 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
99 : u_int8_t i_addr3[IEEE80211_ADDR_LEN];
100 : u_int8_t i_seq[2];
101 : u_int8_t i_addr4[IEEE80211_ADDR_LEN];
102 : u_int8_t i_qos[2];
103 : u_int8_t i_ht[4];
104 : } __packed;
105 :
106 : #define IEEE80211_FC0_VERSION_MASK 0x03
107 : #define IEEE80211_FC0_VERSION_SHIFT 0
108 : #define IEEE80211_FC0_VERSION_0 0x00
109 : #define IEEE80211_FC0_TYPE_MASK 0x0c
110 : #define IEEE80211_FC0_TYPE_SHIFT 2
111 : #define IEEE80211_FC0_TYPE_MGT 0x00
112 : #define IEEE80211_FC0_TYPE_CTL 0x04
113 : #define IEEE80211_FC0_TYPE_DATA 0x08
114 :
115 : #define IEEE80211_FC0_SUBTYPE_MASK 0xf0
116 : #define IEEE80211_FC0_SUBTYPE_SHIFT 4
117 : /* for TYPE_MGT */
118 : #define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00
119 : #define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10
120 : #define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20
121 : #define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30
122 : #define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40
123 : #define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50
124 : #define IEEE80211_FC0_SUBTYPE_BEACON 0x80
125 : #define IEEE80211_FC0_SUBTYPE_ATIM 0x90
126 : #define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0
127 : #define IEEE80211_FC0_SUBTYPE_AUTH 0xb0
128 : #define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0
129 : #define IEEE80211_FC0_SUBTYPE_ACTION 0xd0
130 : #define IEEE80211_FC0_SUBTYPE_ACTION_NOACK 0xe0 /* 11n */
131 : /* for TYPE_CTL */
132 : #define IEEE80211_FC0_SUBTYPE_WRAPPER 0x70 /* 11n */
133 : #define IEEE80211_FC0_SUBTYPE_BAR 0x80
134 : #define IEEE80211_FC0_SUBTYPE_BA 0x90
135 : #define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0
136 : #define IEEE80211_FC0_SUBTYPE_RTS 0xb0
137 : #define IEEE80211_FC0_SUBTYPE_CTS 0xc0
138 : #define IEEE80211_FC0_SUBTYPE_ACK 0xd0
139 : #define IEEE80211_FC0_SUBTYPE_CF_END 0xe0
140 : #define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0
141 : /* for TYPE_DATA (bit combination) */
142 : #define IEEE80211_FC0_SUBTYPE_DATA 0x00
143 : #define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10
144 : #define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20
145 : #define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30
146 : #define IEEE80211_FC0_SUBTYPE_NODATA 0x40
147 : #define IEEE80211_FC0_SUBTYPE_CFACK 0x50
148 : #define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60
149 : #define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70
150 : #define IEEE80211_FC0_SUBTYPE_QOS 0x80
151 :
152 : #define IEEE80211_FC1_DIR_MASK 0x03
153 : #define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */
154 : #define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */
155 : #define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */
156 : #define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */
157 :
158 : #define IEEE80211_FC1_MORE_FRAG 0x04
159 : #define IEEE80211_FC1_RETRY 0x08
160 : #define IEEE80211_FC1_PWR_MGT 0x10
161 : #define IEEE80211_FC1_MORE_DATA 0x20
162 : #define IEEE80211_FC1_PROTECTED 0x40
163 : #define IEEE80211_FC1_WEP 0x40 /* pre-RSNA compat */
164 : #define IEEE80211_FC1_ORDER 0x80
165 : #define IEEE80211_FC1_BITS \
166 : "\20\03MORE_FRAG\04RETRY\05PWR_MGT\06MORE_DATA" \
167 : "\07PROTECTED\08ORDER"
168 :
169 : /*
170 : * Sequence Control field (see 802.11-2012 8.2.4.4).
171 : */
172 : #define IEEE80211_SEQ_FRAG_MASK 0x000f
173 : #define IEEE80211_SEQ_FRAG_SHIFT 0
174 : #define IEEE80211_SEQ_SEQ_MASK 0xfff0
175 : #define IEEE80211_SEQ_SEQ_SHIFT 4
176 :
177 : #define IEEE80211_NWID_LEN 32
178 : #define IEEE80211_MMIE_LEN 18 /* 11w */
179 :
180 : /*
181 : * QoS Control field (see 802.11-2012 8.2.4.5).
182 : */
183 : #define IEEE80211_QOS_TXOP 0xff00
184 : #define IEEE80211_QOS_AMSDU 0x0080 /* 11n */
185 : #define IEEE80211_QOS_ACK_POLICY_NORMAL 0x0000
186 : #define IEEE80211_QOS_ACK_POLICY_NOACK 0x0020
187 : #define IEEE80211_QOS_ACK_POLICY_NOEXPLACK 0x0040
188 : #define IEEE80211_QOS_ACK_POLICY_BA 0x0060
189 : #define IEEE80211_QOS_ACK_POLICY_MASK 0x0060
190 : #define IEEE80211_QOS_ACK_POLICY_SHIFT 5
191 : #define IEEE80211_QOS_EOSP 0x0010
192 : #define IEEE80211_QOS_TID 0x000f
193 :
194 : /*
195 : * Control frames.
196 : */
197 : struct ieee80211_frame_min {
198 : u_int8_t i_fc[2];
199 : u_int8_t i_dur[2];
200 : u_int8_t i_addr1[IEEE80211_ADDR_LEN];
201 : u_int8_t i_addr2[IEEE80211_ADDR_LEN];
202 : /* FCS */
203 : } __packed;
204 :
205 : struct ieee80211_frame_rts {
206 : u_int8_t i_fc[2];
207 : u_int8_t i_dur[2];
208 : u_int8_t i_ra[IEEE80211_ADDR_LEN];
209 : u_int8_t i_ta[IEEE80211_ADDR_LEN];
210 : /* FCS */
211 : } __packed;
212 :
213 : struct ieee80211_frame_cts {
214 : u_int8_t i_fc[2];
215 : u_int8_t i_dur[2];
216 : u_int8_t i_ra[IEEE80211_ADDR_LEN];
217 : /* FCS */
218 : } __packed;
219 :
220 : struct ieee80211_frame_ack {
221 : u_int8_t i_fc[2];
222 : u_int8_t i_dur[2];
223 : u_int8_t i_ra[IEEE80211_ADDR_LEN];
224 : /* FCS */
225 : } __packed;
226 :
227 : struct ieee80211_frame_pspoll {
228 : u_int8_t i_fc[2];
229 : u_int8_t i_aid[2];
230 : u_int8_t i_bssid[IEEE80211_ADDR_LEN];
231 : u_int8_t i_ta[IEEE80211_ADDR_LEN];
232 : /* FCS */
233 : } __packed;
234 :
235 : struct ieee80211_frame_cfend { /* NB: also CF-End+CF-Ack */
236 : u_int8_t i_fc[2];
237 : u_int8_t i_dur[2]; /* should be zero */
238 : u_int8_t i_ra[IEEE80211_ADDR_LEN];
239 : u_int8_t i_bssid[IEEE80211_ADDR_LEN];
240 : /* FCS */
241 : } __packed;
242 :
243 : #ifdef _KERNEL
244 : static __inline int
245 0 : ieee80211_has_seq(const struct ieee80211_frame *wh)
246 : {
247 0 : return (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) !=
248 : IEEE80211_FC0_TYPE_CTL;
249 : }
250 :
251 : static __inline int
252 0 : ieee80211_has_addr4(const struct ieee80211_frame *wh)
253 : {
254 0 : return (wh->i_fc[1] & IEEE80211_FC1_DIR_MASK) ==
255 : IEEE80211_FC1_DIR_DSTODS;
256 : }
257 :
258 : static __inline int
259 0 : ieee80211_has_qos(const struct ieee80211_frame *wh)
260 : {
261 0 : return (wh->i_fc[0] &
262 0 : (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) ==
263 : (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS);
264 : }
265 :
266 : static __inline int
267 0 : ieee80211_has_htc(const struct ieee80211_frame *wh)
268 : {
269 0 : return (wh->i_fc[1] & IEEE80211_FC1_ORDER) &&
270 0 : (ieee80211_has_qos(wh) ||
271 0 : (wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK) ==
272 : IEEE80211_FC0_TYPE_MGT);
273 : }
274 :
275 : static __inline u_int16_t
276 0 : ieee80211_get_qos(const struct ieee80211_frame *wh)
277 : {
278 : const u_int8_t *frm;
279 :
280 0 : if (ieee80211_has_addr4(wh))
281 0 : frm = ((const struct ieee80211_qosframe_addr4 *)wh)->i_qos;
282 : else
283 0 : frm = ((const struct ieee80211_qosframe *)wh)->i_qos;
284 :
285 0 : return letoh16(*(const u_int16_t *)frm);
286 : }
287 : #endif /* _KERNEL */
288 :
289 : /*
290 : * Capability Information field (see 802.11-2012 8.4.1.4).
291 : */
292 : #define IEEE80211_CAPINFO_ESS 0x0001
293 : #define IEEE80211_CAPINFO_IBSS 0x0002
294 : #define IEEE80211_CAPINFO_CF_POLLABLE 0x0004
295 : #define IEEE80211_CAPINFO_CF_POLLREQ 0x0008
296 : #define IEEE80211_CAPINFO_PRIVACY 0x0010
297 : #define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020
298 : #define IEEE80211_CAPINFO_PBCC 0x0040
299 : #define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080
300 : #define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100
301 : #define IEEE80211_CAPINFO_QOS 0x0200
302 : #define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400
303 : #define IEEE80211_CAPINFO_APSD 0x0800
304 : #define IEEE80211_CAPINFO_RADIO_MEASUREMENT 0x1000
305 : #define IEEE80211_CAPINFO_DSSSOFDM 0x2000
306 : #define IEEE80211_CAPINFO_DELAYED_B_ACK 0x4000
307 : #define IEEE80211_CAPINFO_IMMEDIATE_B_ACK 0x8000
308 : #define IEEE80211_CAPINFO_BITS \
309 : "\10\01ESS\02IBSS\03CF_POLLABLE\04CF_POLLREQ" \
310 : "\05PRIVACY\06SHORT_PREAMBLE\07PBCC\10CHNL_AGILITY" \
311 : "\11SPECTRUM_MGMT\12QOS\13SHORT_SLOTTIME\14APSD" \
312 : "\15RADIO_MEASUREMENT\16DSSSOFDM\17DELAYED_B_ACK\20IMMEDIATE_B_ACK"
313 :
314 : /*
315 : * Information element IDs (see 802.11-2012 Table 8.4.2).
316 : */
317 : enum {
318 : IEEE80211_ELEMID_SSID = 0,
319 : IEEE80211_ELEMID_RATES = 1,
320 : IEEE80211_ELEMID_FHPARMS = 2,
321 : IEEE80211_ELEMID_DSPARMS = 3,
322 : IEEE80211_ELEMID_CFPARMS = 4,
323 : IEEE80211_ELEMID_TIM = 5,
324 : IEEE80211_ELEMID_IBSSPARMS = 6,
325 : IEEE80211_ELEMID_COUNTRY = 7,
326 : IEEE80211_ELEMID_HOPPING_PARMS = 8,
327 : IEEE80211_ELEMID_HOPPING_PATTERN = 9,
328 : IEEE80211_ELEMID_REQUEST = 10,
329 : IEEE80211_ELEMID_QBSS_LOAD = 11,
330 : IEEE80211_ELEMID_EDCAPARMS = 12,
331 : IEEE80211_ELEMID_TSPEC = 13,
332 : IEEE80211_ELEMID_TCLASS = 14,
333 : IEEE80211_ELEMID_SCHEDULE = 15,
334 : IEEE80211_ELEMID_CHALLENGE = 16,
335 : /* 17-31 reserved for challenge text extension */
336 : IEEE80211_ELEMID_POWER_CONSTRAINT = 32,
337 : IEEE80211_ELEMID_POWER_CAP = 33,
338 : IEEE80211_ELEMID_TPC_REQUEST = 34,
339 : IEEE80211_ELEMID_TPC_REPORT = 35,
340 : IEEE80211_ELEMID_SUPP_CHNLS = 35,
341 : IEEE80211_ELEMID_CSA = 37, /* 11h */
342 : IEEE80211_ELEMID_MEASUREMENT_REQUEST = 38, /* DFS */
343 : IEEE80211_ELEMID_MEASUREMENT_REPORT = 39, /* DFS */
344 : IEEE80211_ELEMID_QUIET = 40,
345 : IEEE80211_ELEMID_IBSS_DFS = 41,
346 : IEEE80211_ELEMID_ERP = 42,
347 : IEEE80211_ELEMID_TS_DELAY = 43,
348 : IEEE80211_ELEMID_TCLAS = 44,
349 : IEEE80211_ELEMID_HTCAPS = 45, /* 11n */
350 : IEEE80211_ELEMID_QOS_CAP = 46,
351 : /* 47 reserved */
352 : IEEE80211_ELEMID_RSN = 48,
353 : /* 49 reserved */
354 : IEEE80211_ELEMID_XRATES = 50,
355 : IEEE80211_ELEMID_AP_CHNL_REPORT = 51,
356 : IEEE80211_ELEMID_NBR_REPORT = 52,
357 : IEEE80211_ELEMID_RCPI = 53,
358 : IEEE80211_ELEMID_MDE = 54,
359 : IEEE80211_ELEMID_FTE = 55,
360 : IEEE80211_ELEMID_TIE = 56, /* 11r */
361 : IEEE80211_ELEMID_RDE = 57,
362 : IEEE80211_ELEMID_DSE = 58,
363 : IEEE80211_ELEMID_SUPP_OPCLASS = 59,
364 : IEEE80211_ELEMID_XCSA = 60,
365 : IEEE80211_ELEMID_HTOP = 61, /* 11n */
366 : IEEE80211_ELEMID_SECONDARY_CHANL_OFFSET = 62, /* 11n */
367 : IEEE80211_ELEMID_AVG_ACCESS_DELAY = 63,
368 : IEEE80211_ELEMID_ANTENNA = 64,
369 : IEEE80211_ELEMID_RSNI = 65,
370 : IEEE80211_ELEMID_MEASUREMENT_PILOT_TX = 66,
371 : IEEE80211_ELEMID_AVAIL_CAPACITY = 67,
372 : IEEE80211_ELEMID_AC_ACCESS_DELAY = 68,
373 : IEEE80211_ELEMID_TIME_ADVERT = 69,
374 : IEEE80211_ELEMID_RM = 70,
375 : IEEE80211_ELEMID_MULTI_BSSID = 71,
376 : IEEE80211_ELEMID_20_40_CBW_COEX = 72, /* 11n */
377 : IEEE80211_ELEMID_20_40_CBW_INTOLERANT = 73, /* 11n */
378 : IEEE80211_ELEMID_SCAN_PARAM_OVERLAP = 74,
379 : IEEE80211_ELEMID_RIC = 75,
380 : IEEE80211_ELEMID_MMIE = 76, /* 11w */
381 : IEEE80211_ELEMID_EVENT_REQUEST = 78,
382 : IEEE80211_ELEMID_EVENT_REPORT = 79,
383 : IEEE80211_ELEMID_DIAG_REQUEST = 80,
384 : IEEE80211_ELEMID_DIAG_REPORT = 81,
385 : IEEE80211_ELEMID_LOCATION_PARMS = 82,
386 : IEEE80211_ELEMID_NONTX_BSSID = 83,
387 : IEEE80211_ELEMID_SSID_LIST = 84,
388 : IEEE80211_ELEMID_MULTI_BSSID_IDX = 85,
389 : IEEE80211_ELEMID_FMS_DESC = 86,
390 : IEEE80211_ELEMID_FMS_REQUEST = 87,
391 : IEEE80211_ELEMID_FMS_RESPONSE = 88,
392 : IEEE80211_ELEMID_QOS_TRAFFIC_CAP = 89,
393 : IEEE80211_ELEMID_MAX_IDLE_PERIOD = 90,
394 : IEEE80211_ELEMID_TFS_REQUEST = 91,
395 : IEEE80211_ELEMID_TFS_RESPONSE = 92,
396 : IEEE80211_ELEMID_WNM_SLEEP = 93,
397 : IEEE80211_ELEMID_TIM_BCAST_REQUEST = 94,
398 : IEEE80211_ELEMID_TIM_BCAST_RESPONSE = 95,
399 : IEEE80211_ELEMID_INTERFERENCE_REPORT = 96,
400 : IEEE80211_ELEMID_CHNL_USAGE = 97,
401 : IEEE80211_ELEMID_TIME_ZONE = 98,
402 : IEEE80211_ELEMID_DMS_REQUEST = 99,
403 : IEEE80211_ELEMID_DMS_RESPONSE = 100,
404 : IEEE80211_ELEMID_LINK_ID = 101,
405 : IEEE80211_ELEMID_WAKE_SCHED = 102,
406 : /* 103 undefined */
407 : IEEE80211_ELEMID_CHNL_SWITCH_TIMING = 104,
408 : IEEE80211_ELEMID_PTI_CTRL = 105,
409 : IEEE80211_ELEMID_TPU_BUF_STATUS = 106,
410 : IEEE80211_ELEMID_INTERWORKING = 107,
411 : IEEE80211_ELEMID_ADVERT_PROTOCOL = 108,
412 : IEEE80211_ELEMID_EXPEDITED_BW_REQUEST = 109,
413 : IEEE80211_ELEMID_QOS_MAP_SET = 110,
414 : IEEE80211_ELEMID_ROAMING_CONSORTIUM = 111,
415 : IEEE80211_ELEMID_EMERGENCY_ALERT_ID = 112,
416 : IEEE80211_ELEMID_MESHCONF = 113,
417 : IEEE80211_ELEMID_MESHID = 114,
418 : IEEE80211_ELEMID_MESHLINK = 115,
419 : IEEE80211_ELEMID_MESHCNGST = 116,
420 : IEEE80211_ELEMID_MESHPEER = 117,
421 : IEEE80211_ELEMID_MESHCSA = 118,
422 : IEEE80211_ELEMID_MESHAWAKEW = 119,
423 : IEEE80211_ELEMID_MESHBEACONT = 120,
424 : IEEE80211_ELEMID_MCCAOP_SETUP_REQUEST = 121,
425 : IEEE80211_ELEMID_MCCAOP_SETUP_REPLY = 122,
426 : IEEE80211_ELEMID_MCCAOP_ADVERT = 123,
427 : IEEE80211_ELEMID_MCCAOP_TEARDOWN = 124,
428 : IEEE80211_ELEMID_MESHGANN = 125,
429 : IEEE80211_ELEMID_MESHRANN = 126,
430 : IEEE80211_ELEMID_XCAPS = 127,
431 : /* 128-129 reserved */
432 : IEEE80211_ELEMID_MESHPREQ = 130,
433 : IEEE80211_ELEMID_MESHPREP = 131,
434 : IEEE80211_ELEMID_MESHPERR = 132,
435 : /* 133-136 reserved */
436 : IEEE80211_ELEMID_MESHPXU = 137,
437 : IEEE80211_ELEMID_MESHPXUC = 138,
438 : IEEE80211_ELEMID_AUTH_MESH_PEERING_XCHG = 139,
439 : IEEE80211_ELEMID_MIC = 140,
440 : IEEE80211_ELEMID_DEST_URI = 141,
441 : IEEE80211_ELEMID_U_APSD_COEX = 142,
442 : /* 143-174 reserved */
443 : IEEE80211_ELEMID_MCCAOP_ADVERT_OVIEW = 174,
444 : /* 175-220 reserved */
445 : IEEE80211_ELEMID_VENDOR = 221 /* vendor private */
446 : /* 222-255 reserved */
447 : };
448 :
449 : /*
450 : * Action field category values (see 802.11-2012 8.4.1.11 Table 8-38).
451 : */
452 : enum {
453 : IEEE80211_CATEG_SPECTRUM = 0,
454 : IEEE80211_CATEG_QOS = 1,
455 : IEEE80211_CATEG_DLS = 2,
456 : IEEE80211_CATEG_BA = 3,
457 : IEEE80211_CATEG_PUB = 4,
458 : IEEE80211_CATEG_RADIO_MSRMNT = 5,
459 : IEEE80211_CATEG_FAST_BSS_TRANS = 6,
460 : IEEE80211_CATEG_HT = 7, /* 11n */
461 : IEEE80211_CATEG_SA_QUERY = 8, /* 11w */
462 : IEEE80211_CATEG_PROT_DUAL_PUBLIC_ACTION = 9,
463 : IEEE80211_CATEG_WNM = 10,
464 : IEEE80211_CATEG_UNPROT_WNM = 11,
465 : IEEE80211_CATEG_TDLS = 12,
466 : IEEE80211_CATEG_MESH = 13,
467 : IEEE80211_CATEG_MULTIHOP = 14,
468 : IEEE80211_CATEG_SELF_PROT = 15,
469 : /* 16-125 reserved */
470 : IEEE80211_CATEG_PROT_VENDOR = 126,
471 : IEEE80211_CATEG_VENDOR = 127
472 : /* 128-255 error */
473 : };
474 :
475 : /*
476 : * Block Ack Action field values (see 802.11-2012 8.5.5 Table 8-202).
477 : */
478 : #define IEEE80211_ACTION_ADDBA_REQ 0
479 : #define IEEE80211_ACTION_ADDBA_RESP 1
480 : #define IEEE80211_ACTION_DELBA 2
481 : /* 3-255 reserved */
482 :
483 : /*
484 : * SA Query Action field values (see 802.11-2012 8.5.10 Table 8-227).
485 : */
486 : #define IEEE80211_ACTION_SA_QUERY_REQ 0
487 : #define IEEE80211_ACTION_SA_QUERY_RESP 1
488 :
489 : /*
490 : * HT Action field values (see 802.11-2012 8.5.12 Table 8-229).
491 : */
492 : #define IEEE80211_ACTION_NOTIFYCW 0
493 : #define IEEE80211_ACTION_SM_PWRSAVE 1
494 : #define IEEE80211_ACTION_PSMP 2
495 : #define IEEE80211_ACTION_SET_PCO_PHASE 3
496 : #define IEEE80211_ACTION_CSI 4
497 : #define IEEE80211_ACTION_NONCOMPRESSED_BF 5
498 : #define IEEE80211_ACTION_COMPRESSED_BF 6
499 : #define IEEE80211_ACTION_ASEL_IDX_FEEDBACK 7
500 : /* 8-255 reserved */
501 :
502 : #define IEEE80211_RATE_BASIC 0x80
503 : #define IEEE80211_RATE_VAL 0x7f
504 : #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */
505 : #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */
506 :
507 : #define IEEE80211_HT_NUM_MCS 77
508 :
509 : /*
510 : * BlockAck/BlockAckReq Control field (see 802.11-2012 8.3.1.9 Figure 8-25).
511 : */
512 : #define IEEE80211_BA_ACK_POLICY 0x0001
513 : #define IEEE80211_BA_MULTI_TID 0x0002
514 : #define IEEE80211_BA_COMPRESSED 0x0004
515 : #define IEEE80211_BA_TID_INFO_MASK 0xf000
516 : #define IEEE80211_BA_TID_INFO_SHIFT 12
517 :
518 : /*
519 : * ADDBA Parameter Set field (see 802.11-2012 8.4.1.14 Figure 8-48).
520 : */
521 : #define IEEE80211_ADDBA_AMSDU 0x0001 /* A-MSDU in A-MPDU supported */
522 : #define IEEE80211_ADDBA_BA_POLICY 0x0002 /* 1=immediate BA 0=delayed BA */
523 : #define IEEE80211_ADDBA_TID_MASK 0x003c
524 : #define IEEE80211_ADDBA_TID_SHIFT 2
525 : #define IEEE80211_ADDBA_BUFSZ_MASK 0xffc0
526 : #define IEEE80211_ADDBA_BUFSZ_SHIFT 6
527 :
528 : /*
529 : * DELBA Parameter Set field (see 802.11-2012 8.4.1.16 Figure 8-50).
530 : */
531 : #define IEEE80211_DELBA_INITIATOR 0x0800
532 : #define IEEE80211_DELBA_TID_INFO_MASK 0xf000
533 : #define IEEE80211_DELBA_TID_INFO_SHIFT 12
534 :
535 : /*
536 : * ERP information element parameters (see 802.11-2012 8.4.2.14 Figure 8-95).
537 : */
538 : #define IEEE80211_ERP_NON_ERP_PRESENT 0x01
539 : #define IEEE80211_ERP_USE_PROTECTION 0x02
540 : #define IEEE80211_ERP_BARKER_MODE 0x04
541 :
542 : /*
543 : * RSN capabilities (see 802.11-2012 8.4.2.27.4).
544 : */
545 : #define IEEE80211_RSNCAP_PREAUTH 0x0001
546 : #define IEEE80211_RSNCAP_NOPAIRWISE 0x0002
547 : #define IEEE80211_RSNCAP_PTKSA_RCNT_MASK 0x000c
548 : #define IEEE80211_RSNCAP_PTKSA_RCNT_SHIFT 2
549 : #define IEEE80211_RSNCAP_GTKSA_RCNT_MASK 0x0030
550 : #define IEEE80211_RSNCAP_GTKSA_RCNT_SHIFT 4
551 : #define IEEE80211_RSNCAP_RCNT1 0
552 : #define IEEE80211_RSNCAP_RCNT2 1
553 : #define IEEE80211_RSNCAP_RCNT4 2
554 : #define IEEE80211_RSNCAP_RCNT16 3
555 : #define IEEE80211_RSNCAP_MFPR 0x0040 /* 11w */
556 : #define IEEE80211_RSNCAP_MFPC 0x0080 /* 11w */
557 : #define IEEE80211_RSNCAP_PEERKEYENA 0x0200
558 : #define IEEE80211_RSNCAP_SPPAMSDUC 0x0400 /* 11n */
559 : #define IEEE80211_RSNCAP_SPPAMSDUR 0x0800 /* 11n */
560 : #define IEEE80211_RSNCAP_PBAC 0x1000 /* 11n */
561 : #define IEEE80211_RSNCAP_EXTENDED_KEYID 0x2000
562 :
563 : /*
564 : * HT Capabilities Info (see 802.11-2012 8.4.2.58.2).
565 : */
566 : #define IEEE80211_HTCAP_LDPC 0x00000001
567 : #define IEEE80211_HTCAP_CBW20_40 0x00000002
568 : #define IEEE80211_HTCAP_SMPS_MASK 0x0000000c
569 : #define IEEE80211_HTCAP_SMPS_SHIFT 2
570 : #define IEEE80211_HTCAP_SMPS_STA 0
571 : #define IEEE80211_HTCAP_SMPS_DYN 1
572 : #define IEEE80211_HTCAP_SMPS_DIS 3
573 : #define IEEE80211_HTCAP_GF 0x00000010
574 : #define IEEE80211_HTCAP_SGI20 0x00000020
575 : #define IEEE80211_HTCAP_SGI40 0x00000040
576 : #define IEEE80211_HTCAP_TXSTBC 0x00000080
577 : #define IEEE80211_HTCAP_RXSTBC_MASK 0x00000300
578 : #define IEEE80211_HTCAP_RXSTBC_SHIFT 8
579 : #define IEEE80211_HTCAP_DELAYEDBA 0x00000400
580 : #define IEEE80211_HTCAP_AMSDU7935 0x00000800
581 : #define IEEE80211_HTCAP_DSSSCCK40 0x00001000
582 : #define IEEE80211_HTCAP_PSMP 0x00002000
583 : #define IEEE80211_HTCAP_40INTOLERANT 0x00004000
584 : #define IEEE80211_HTCAP_LSIGTXOPPROT 0x00008000
585 :
586 : /*
587 : * HT A-MPDU parameters (see 802.11-2012 8.4.2.58.3).
588 : */
589 : #define IEEE80211_AMPDU_PARAM_LE 0x03
590 : #define IEEE80211_AMPDU_PARAM_SS 0x1c
591 : #define IEEE80211_AMPDU_PARAM_SS_NONE (0 << 2)
592 : #define IEEE80211_AMPDU_PARAM_SS_0_25 (1 << 2)
593 : #define IEEE80211_AMPDU_PARAM_SS_0_5 (2 << 2)
594 : #define IEEE80211_AMPDU_PARAM_SS_1 (3 << 2)
595 : #define IEEE80211_AMPDU_PARAM_SS_2 (4 << 2)
596 : #define IEEE80211_AMPDU_PARAM_SS_4 (5 << 2)
597 : #define IEEE80211_AMPDU_PARAM_SS_8 (6 << 2)
598 : #define IEEE80211_AMPDU_PARAM_SS_16 (7 << 2)
599 : /* bits 5-7 reserved */
600 :
601 : /*
602 : * HT Supported MCS Set (see 802.11-2012 8.4.2.58.4).
603 : * This field is 16 bytes in size. Bitmasks given below
604 : * operate on 8 or 16 bit integer subsets of this field
605 : * for use with ieee80211com and ieee80211_node.
606 : */
607 : /* Bits 0-76: Supported Rx MCS bitmask */
608 : /* Bits 77-79: Reserved */
609 : /* Bits 80-89: Highest Rx rate in units of 1MB/s */
610 : #define IEEE80211_MCS_RX_RATE_HIGH 0x03ff
611 : /* Bits 90-95: Reserved */
612 : /* Bits 96-100: Tx MCS set */
613 : #define IEEE80211_TX_MCS_SET_DEFINED 0x01
614 : #define IEEE80211_TX_RX_MCS_NOT_EQUAL 0x02
615 : #define IEEE80211_TX_SPATIAL_STREAMS 0x0c
616 : #define IEEE80211_TX_UNEQUAL_MODULATION 0x10
617 : /* Bits 101-127: Reserved */
618 :
619 : /*
620 : * HT Extended Capabilities (see 802.11-2012 8.4.2.58.5).
621 : */
622 : #define IEEE80211_HTXCAP_PCO 0x0001
623 : #define IEEE80211_HTXCAP_PCOTT_MASK 0x0006
624 : #define IEEE80211_HTXCAP_PCOTT_SHIFT 1
625 : #define IEEE80211_HTXCAP_PCOTT_400 1
626 : #define IEEE80211_HTXCAP_PCOTT_1500 2
627 : #define IEEE80211_HTXCAP_PCOTT_5000 3
628 : /* Bits 3-7 are reserved. */
629 : #define IEEE80211_HTXCAP_MFB_MASK 0x0300
630 : #define IEEE80211_HTXCAP_MFB_SHIFT 8
631 : #define IEEE80211_HTXCAP_MFB_NONE 0
632 : #define IEEE80211_HTXCAP_MFB_UNSOL 2
633 : #define IEEE80211_HTXCAP_MFB_BOTH 3
634 : #define IEEE80211_HTXCAP_HTC 0x0400
635 : #define IEEE80211_HTXCAP_RDRESP 0x0800
636 : /* Bits 12-15 are reserved. */
637 :
638 : /*
639 : * Transmit Beamforming (TxBF) Capabilities (see 802.11-2012 8.4.2.58.6).
640 : */
641 : #define IEEE80211_TXBFCAP_IMPLICIT_RX 0x00000001
642 : #define IEEE80211_TXBFCAP_RSSC 0x00000002
643 : #define IEEE80211_TXBFCAP_TSSC 0x00000004
644 : #define IEEE80211_TXBFCAP_RNDP 0x00000008
645 : #define IEEE80211_TXBFCAP_TNDP 0x00000010
646 : #define IEEE80211_TXBFCAP_IMPLICIT_TX 0x00000020
647 : #define IEEE80211_TXBFCAP_CALIB_MASK 0x000000c0
648 : #define IEEE80211_TXBFCAP_CALIB_SHIFT 6
649 : #define IEEE80211_TXBFCAP_TX_CSI 0x00000100
650 : #define IEEE80211_TXBFCAP_EXPLICIT_NSC 0x00000200
651 : #define IEEE80211_TXBFCAP_EXPLICIT_CSC 0x00000400
652 : #define IEEE80211_TXBFCAP_CSI_FB_DELAYED 0x00000800
653 : #define IEEE80211_TXBFCAP_CSI_FB_IMMEDIATE 0x00001000
654 : #define IEEE80211_TXBFCAP_EXPLICIT_NB_FB_DELAYED 0x00002000
655 : #define IEEE80211_TXBFCAP_EXPLICIT_NB_FB_IMMEDIATE 0x00004000
656 : #define IEEE80211_TXBFCAP_EXPLICIT_CB_FB_DELAYED 0x00008000
657 : #define IEEE80211_TXBFCAP_EXPLICIT_CB_FB_IMMEDIATE 0x00010000
658 : #define IEEE80211_TXBFCAP_MINIMAL_GROUPING_1_2 0x00020000
659 : #define IEEE80211_TXBFCAP_MINIMAL_GROUPING_1_4 0x00040000
660 : #define IEEE80211_TXBFCAP_CSI_NUM_ANT_MASK 0x00180000
661 : #define IEEE80211_TXBFCAP_CSI_NUM_ANT_SHIFT 19
662 : #define IEEE80211_TXBFCAP_NS_NUM_ANT_MASK 0x00600000
663 : #define IEEE80211_TXBFCAP_NS_NUM_ANT_SHIFT 21
664 : #define IEEE80211_TXBFCAP_CS_NUM_ANT_MASK 0x01800000
665 : #define IEEE80211_TXBFCAP_CS_NUM_ANT_SHIFT 23
666 : #define IEEE80211_TXBFCAP_CSI_NUM_ROWS_MASK 0x06000000
667 : #define IEEE80211_TXBFCAP_CSI_NUM_ROWS_SHIFT 25
668 : #define IEEE80211_TXBFCAP_CHANL_ESTIMATE_MASK 0x18000000
669 : #define IEEE80211_TXBFCAP_CHANL_ESTIMATE_SHIFT 27
670 :
671 : /*
672 : * Antenna Selection (ASEL) Capability (see 802.11-2012 8.4.2.58.7).
673 : */
674 : #define IEEE80211_ASELCAP_ASEL 0x01
675 : #define IEEE80211_ASELCAP_CSIFB_TX 0x02
676 : #define IEEE80211_ASELCAP_ANT_IDX_FB_TX 0x04
677 : #define IEEE80211_ASELCAP_CSIFB 0x08
678 : #define IEEE80211_ASELCAP_ANT_IDX_FB 0x10
679 : #define IEEE80211_ASELCAP_ASEL_RX 0x20
680 : #define IEEE80211_ASELCAP_TX_SOUND_PPDU 0x20
681 : /* Bit 7 is reserved. */
682 :
683 : /*
684 : * HT Operation element (see 802.11-2012 8.4.2.59).
685 : */
686 : /* Byte 0 contains primary channel number. */
687 : /* Byte 1. */
688 : #define IEEE80211_HTOP0_SCO_MASK 0x03
689 : #define IEEE80211_HTOP0_SCO_SHIFT 0
690 : #define IEEE80211_HTOP0_SCO_SCN 0
691 : #define IEEE80211_HTOP0_SCO_SCA 1
692 : #define IEEE80211_HTOP0_SCO_SCB 3
693 : #define IEEE80211_HTOP0_CHW 0x04
694 : #define IEEE80211_HTOP0_RIFS 0x08
695 : /* bits 4-7 reserved */
696 : /* Bytes 2-3. */
697 : #define IEEE80211_HTOP1_PROT_MASK 0x0003
698 : #define IEEE80211_HTOP1_PROT_SHIFT 0
699 : #define IEEE80211_HTOP1_NONGF_STA 0x0004
700 : /* Bit 3 is reserved. */
701 : #define IEEE80211_HTOP1_OBSS_NONHT_STA 0x0010
702 : /* Bits 5-15 are reserved. */
703 : /* Bytes 4-5. */
704 : /* Bits 0-5 are reserved. */
705 : #define IEEE80211_HTOP2_DUALBEACON 0x0040
706 : #define IEEE80211_HTOP2_DUALCTSPROT 0x0080
707 : #define IEEE80211_HTOP2_STBCBEACON 0x0100
708 : #define IEEE80211_HTOP2_LSIGTXOP 0x0200
709 : #define IEEE80211_HTOP2_PCOACTIVE 0x0400
710 : #define IEEE80211_HTOP2_PCOPHASE40 0x0800
711 : /* Bits 12-15 are reserved. */
712 :
713 : /*
714 : * EDCA Access Categories.
715 : */
716 : enum ieee80211_edca_ac {
717 : EDCA_AC_BK = 1, /* Background */
718 : EDCA_AC_BE = 0, /* Best Effort */
719 : EDCA_AC_VI = 2, /* Video */
720 : EDCA_AC_VO = 3 /* Voice */
721 : };
722 : #define EDCA_NUM_AC 4
723 :
724 : /* number of TID values (traffic identifier) */
725 : #define IEEE80211_NUM_TID 16
726 :
727 : /* Atheros private advanced capabilities info */
728 : #define ATHEROS_CAP_TURBO_PRIME 0x01
729 : #define ATHEROS_CAP_COMPRESSION 0x02
730 : #define ATHEROS_CAP_FAST_FRAME 0x04
731 : /* bits 3-6 reserved */
732 : #define ATHEROS_CAP_BOOST 0x80
733 :
734 : /*-
735 : * Organizationally Unique Identifiers.
736 : * See http://standards.ieee.org/regauth/oui/oui.txt for a list.
737 : */
738 : #define ATHEROS_OUI ((const u_int8_t[]){ 0x00, 0x03, 0x7f })
739 : #define BROADCOM_OUI ((const u_int8_t[]){ 0x00, 0x90, 0x4c })
740 : #define IEEE80211_OUI ((const u_int8_t[]){ 0x00, 0x0f, 0xac })
741 : #define MICROSOFT_OUI ((const u_int8_t[]){ 0x00, 0x50, 0xf2 })
742 :
743 : #define IEEE80211_AUTH_ALGORITHM(auth) \
744 : ((auth)[0] | ((auth)[1] << 8))
745 : #define IEEE80211_AUTH_TRANSACTION(auth) \
746 : ((auth)[2] | ((auth)[3] << 8))
747 : #define IEEE80211_AUTH_STATUS(auth) \
748 : ((auth)[4] | ((auth)[5] << 8))
749 :
750 : /*
751 : * Authentication Algorithm Number field (see 7.3.1.1).
752 : */
753 : #define IEEE80211_AUTH_ALG_OPEN 0x0000
754 : #define IEEE80211_AUTH_ALG_SHARED 0x0001
755 : #define IEEE80211_AUTH_ALG_LEAP 0x0080
756 :
757 : /*
758 : * Authentication Transaction Sequence Number field (see 7.3.1.2).
759 : */
760 : enum {
761 : IEEE80211_AUTH_OPEN_REQUEST = 1,
762 : IEEE80211_AUTH_OPEN_RESPONSE = 2
763 : };
764 : enum {
765 : IEEE80211_AUTH_SHARED_REQUEST = 1,
766 : IEEE80211_AUTH_SHARED_CHALLENGE = 2,
767 : IEEE80211_AUTH_SHARED_RESPONSE = 3,
768 : IEEE80211_AUTH_SHARED_PASS = 4
769 : };
770 :
771 : /*
772 : * Reason codes (see Table 22).
773 : */
774 : enum {
775 : IEEE80211_REASON_UNSPECIFIED = 1,
776 : IEEE80211_REASON_AUTH_EXPIRE = 2,
777 : IEEE80211_REASON_AUTH_LEAVE = 3,
778 : IEEE80211_REASON_ASSOC_EXPIRE = 4,
779 : IEEE80211_REASON_ASSOC_TOOMANY = 5,
780 : IEEE80211_REASON_NOT_AUTHED = 6,
781 : IEEE80211_REASON_NOT_ASSOCED = 7,
782 : IEEE80211_REASON_ASSOC_LEAVE = 8,
783 : IEEE80211_REASON_ASSOC_NOT_AUTHED = 9,
784 :
785 : /* XXX the following two reason codes are not correct */
786 : IEEE80211_REASON_RSN_REQUIRED = 11,
787 : IEEE80211_REASON_RSN_INCONSISTENT = 12,
788 :
789 : IEEE80211_REASON_IE_INVALID = 13,
790 : IEEE80211_REASON_MIC_FAILURE = 14,
791 : IEEE80211_REASON_4WAY_TIMEOUT = 15,
792 : IEEE80211_REASON_GROUP_TIMEOUT = 16,
793 : IEEE80211_REASON_RSN_DIFFERENT_IE = 17,
794 : IEEE80211_REASON_BAD_GROUP_CIPHER = 18,
795 : IEEE80211_REASON_BAD_PAIRWISE_CIPHER = 19,
796 : IEEE80211_REASON_BAD_AKMP = 20,
797 : IEEE80211_REASON_RSN_IE_VER_UNSUP = 21,
798 : IEEE80211_REASON_RSN_IE_BAD_CAP = 22,
799 :
800 : IEEE80211_REASON_CIPHER_REJ_POLICY = 24,
801 :
802 : IEEE80211_REASON_SETUP_REQUIRED = 38,
803 : IEEE80211_REASON_TIMEOUT = 39
804 : };
805 :
806 : /*
807 : * Status codes (see Table 23).
808 : */
809 : enum {
810 : IEEE80211_STATUS_SUCCESS = 0,
811 : IEEE80211_STATUS_UNSPECIFIED = 1,
812 : IEEE80211_STATUS_CAPINFO = 10,
813 : IEEE80211_STATUS_NOT_ASSOCED = 11,
814 : IEEE80211_STATUS_OTHER = 12,
815 : IEEE80211_STATUS_ALG = 13,
816 : IEEE80211_STATUS_SEQUENCE = 14,
817 : IEEE80211_STATUS_CHALLENGE = 15,
818 : IEEE80211_STATUS_TIMEOUT = 16,
819 : IEEE80211_STATUS_TOOMANY = 17,
820 : IEEE80211_STATUS_BASIC_RATE = 18,
821 : IEEE80211_STATUS_SP_REQUIRED = 19,
822 : IEEE80211_STATUS_PBCC_REQUIRED = 20,
823 : IEEE80211_STATUS_CA_REQUIRED = 21,
824 : IEEE80211_STATUS_TOO_MANY_STATIONS = 22,
825 : IEEE80211_STATUS_RATES = 23,
826 : IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25,
827 : IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26,
828 :
829 : IEEE80211_STATUS_TRY_AGAIN_LATER = 30,
830 : IEEE80211_STATUS_MFP_POLICY = 31,
831 :
832 : IEEE80211_STATUS_REFUSED = 37,
833 : IEEE80211_STATUS_INVALID_PARAM = 38,
834 :
835 : IEEE80211_STATUS_IE_INVALID = 40,
836 : IEEE80211_STATUS_BAD_GROUP_CIPHER = 41,
837 : IEEE80211_STATUS_BAD_PAIRWISE_CIPHER = 42,
838 : IEEE80211_STATUS_BAD_AKMP = 43,
839 : IEEE80211_STATUS_RSN_IE_VER_UNSUP = 44,
840 :
841 : IEEE80211_STATUS_CIPHER_REJ_POLICY = 46
842 : };
843 :
844 : #define IEEE80211_WEP_KEYLEN 5 /* 40bit */
845 : #define IEEE80211_WEP_NKID 4 /* number of key ids */
846 : #define IEEE80211_CHALLENGE_LEN 128
847 :
848 : /* WEP header constants */
849 : #define IEEE80211_WEP_IVLEN 3 /* 24bit */
850 : #define IEEE80211_WEP_KIDLEN 1 /* 1 octet */
851 : #define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */
852 : #define IEEE80211_CRC_LEN 4
853 : #define IEEE80211_WEP_TOTLEN (IEEE80211_WEP_IVLEN + \
854 : IEEE80211_WEP_KIDLEN + \
855 : IEEE80211_WEP_CRCLEN)
856 :
857 : /*
858 : * 802.11i defines an extended IV for use with non-WEP ciphers.
859 : * When the EXTIV bit is set in the key id byte an additional
860 : * 4 bytes immediately follow the IV for TKIP. For CCMP the
861 : * EXTIV bit is likewise set but the 8 bytes represent the
862 : * CCMP header rather than IV+extended-IV.
863 : */
864 : #define IEEE80211_WEP_EXTIV 0x20
865 : #define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */
866 : #define IEEE80211_WEP_MICLEN 8 /* trailing MIC */
867 :
868 : /*
869 : * Maximum acceptable MTU is:
870 : * IEEE80211_MAX_LEN - WEP overhead - CRC -
871 : * QoS overhead - RSN/WPA overhead
872 : * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default
873 : * mtu is Ethernet-compatible; it's set by ether_ifattach.
874 : */
875 : #define IEEE80211_MTU_MAX 2290
876 : #define IEEE80211_MTU_MIN 32
877 :
878 : #define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \
879 : (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN))
880 : #define IEEE80211_ACK_LEN \
881 : (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN)
882 : #define IEEE80211_MIN_LEN \
883 : (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN)
884 :
885 : /*
886 : * The 802.11 spec says at most 2007 stations may be
887 : * associated at once. For most AP's this is way more
888 : * than is feasible so we use a default of 1800. This
889 : * number may be overridden by the driver and/or by
890 : * user configuration.
891 : */
892 : #define IEEE80211_AID_MAX 2007
893 : #define IEEE80211_AID_DEF 1800
894 : #define IEEE80211_AID(b) ((b) &~ 0xc000)
895 :
896 : /*
897 : * RTS frame length parameters. The default is specified in
898 : * the 802.11 spec. The max may be wrong for jumbo frames.
899 : */
900 : #define IEEE80211_RTS_DEFAULT 512
901 : #define IEEE80211_RTS_MIN 1
902 : #define IEEE80211_RTS_MAX IEEE80211_MAX_LEN
903 :
904 : #define IEEE80211_PLCP_SERVICE 0x00
905 : #define IEEE80211_PLCP_SERVICE_PBCC 0x08 /* PBCC encoded */
906 : #define IEEE80211_PLCP_SERVICE_LENEXT 0x80 /* length extension bit */
907 :
908 : /* One Time Unit (TU) is 1Kus = 1024 microseconds. */
909 : #define IEEE80211_DUR_TU 1024
910 :
911 : /* IEEE 802.11b durations for DSSS PHY in microseconds */
912 : #define IEEE80211_DUR_DS_LONG_PREAMBLE 144
913 : #define IEEE80211_DUR_DS_SHORT_PREAMBLE 72
914 : #define IEEE80211_DUR_DS_PREAMBLE_DIFFERENCE \
915 : (IEEE80211_DUR_DS_LONG_PREAMBLE - IEEE80211_DUR_DS_SHORT_PREAMBLE)
916 : #define IEEE80211_DUR_DS_FAST_PLCPHDR 24
917 : #define IEEE80211_DUR_DS_SLOW_PLCPHDR 48
918 : #define IEEE80211_DUR_DS_PLCPHDR_DIFFERENCE \
919 : (IEEE80211_DUR_DS_SLOW_PLCPHDR - IEEE80211_DUR_DS_FAST_PLCPHDR)
920 : #define IEEE80211_DUR_DS_SLOW_ACK 112
921 : #define IEEE80211_DUR_DS_FAST_ACK 56
922 : #define IEEE80211_DUR_DS_SLOW_CTS 112
923 : #define IEEE80211_DUR_DS_FAST_CTS 56
924 : #define IEEE80211_DUR_DS_SLOT 20
925 : #define IEEE80211_DUR_DS_SHSLOT 9
926 : #define IEEE80211_DUR_DS_SIFS 10
927 : #define IEEE80211_DUR_DS_PIFS (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT)
928 : #define IEEE80211_DUR_DS_DIFS (IEEE80211_DUR_DS_SIFS + \
929 : 2 * IEEE80211_DUR_DS_SLOT)
930 : #define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \
931 : IEEE80211_DUR_DS_SLOW_ACK + \
932 : IEEE80211_DUR_DS_LONG_PREAMBLE + \
933 : IEEE80211_DUR_DS_SLOW_PLCPHDR + \
934 : IEEE80211_DUR_DIFS)
935 :
936 : /*
937 : * The RSNA key descriptor used by IEEE 802.11 does not use the IEEE 802.1X
938 : * key descriptor. Instead, it uses the key descriptor described in 8.5.2.
939 : */
940 : #define EAPOL_KEY_NONCE_LEN 32
941 : #define EAPOL_KEY_IV_LEN 16
942 : #define EAPOL_KEY_MIC_LEN 16
943 :
944 : struct ieee80211_eapol_key {
945 : u_int8_t version;
946 : #define EAPOL_VERSION 1
947 :
948 : u_int8_t type;
949 : /* IEEE Std 802.1X-2004, 7.5.4 (only type EAPOL-Key is used here) */
950 : #define EAP_PACKET 0
951 : #define EAPOL_START 1
952 : #define EAPOL_LOGOFF 2
953 : #define EAPOL_KEY 3
954 : #define EAPOL_ASF_ALERT 4
955 :
956 : u_int8_t len[2];
957 : u_int8_t desc;
958 : /* IEEE Std 802.1X-2004, 7.6.1 */
959 : #define EAPOL_KEY_DESC_RC4 1 /* deprecated */
960 : #define EAPOL_KEY_DESC_IEEE80211 2
961 : #define EAPOL_KEY_DESC_WPA 254 /* non-standard WPA */
962 :
963 : u_int8_t info[2];
964 : #define EAPOL_KEY_VERSION_MASK 0x7
965 : #define EAPOL_KEY_DESC_V1 1
966 : #define EAPOL_KEY_DESC_V2 2
967 : #define EAPOL_KEY_DESC_V3 3 /* 11r */
968 : #define EAPOL_KEY_PAIRWISE (1 << 3)
969 : #define EAPOL_KEY_INSTALL (1 << 6) /* I */
970 : #define EAPOL_KEY_KEYACK (1 << 7) /* A */
971 : #define EAPOL_KEY_KEYMIC (1 << 8) /* M */
972 : #define EAPOL_KEY_SECURE (1 << 9) /* S */
973 : #define EAPOL_KEY_ERROR (1 << 10)
974 : #define EAPOL_KEY_REQUEST (1 << 11)
975 : #define EAPOL_KEY_ENCRYPTED (1 << 12)
976 : #define EAPOL_KEY_SMK (1 << 13)
977 : /* WPA compatibility */
978 : #define EAPOL_KEY_WPA_KID_MASK 0x3
979 : #define EAPOL_KEY_WPA_KID_SHIFT 4
980 : #define EAPOL_KEY_WPA_TX EAPOL_KEY_INSTALL
981 :
982 : u_int8_t keylen[2];
983 : u_int8_t replaycnt[8];
984 : u_int8_t nonce[EAPOL_KEY_NONCE_LEN];
985 : u_int8_t iv[EAPOL_KEY_IV_LEN];
986 : u_int8_t rsc[8];
987 : u_int8_t reserved[8];
988 : u_int8_t mic[EAPOL_KEY_MIC_LEN];
989 : u_int8_t paylen[2];
990 : } __packed;
991 :
992 : /* Pairwise Transient Key (see 8.5.1.2) */
993 : struct ieee80211_ptk {
994 : u_int8_t kck[16]; /* Key Confirmation Key */
995 : u_int8_t kek[16]; /* Key Encryption Key */
996 : u_int8_t tk[32]; /* Temporal Key */
997 : } __packed;
998 :
999 : #define IEEE80211_PMKID_LEN 16
1000 : #define IEEE80211_SMKID_LEN 16
1001 :
1002 : /*
1003 : * Key Data Encapsulation (see Table 62).
1004 : */
1005 : enum {
1006 : IEEE80211_KDE_GTK = 1,
1007 : IEEE80211_KDE_MACADDR = 3,
1008 : IEEE80211_KDE_PMKID = 4,
1009 : IEEE80211_KDE_SMK = 5,
1010 : IEEE80211_KDE_NONCE = 6,
1011 : IEEE80211_KDE_LIFETIME = 7,
1012 : IEEE80211_KDE_ERROR = 8,
1013 : IEEE80211_KDE_IGTK = 9 /* 11w */
1014 : };
1015 :
1016 : /*
1017 : * HT protection modes (see 802.11-2012 8.4.2.59)
1018 : */
1019 : enum ieee80211_htprot {
1020 : IEEE80211_HTPROT_NONE = 0, /* only 20/40MHz HT STAs exist */
1021 : IEEE80211_HTPROT_NONMEMBER, /* non-HT STA overlaps our channel */
1022 : IEEE80211_HTPROT_20MHZ, /* 20MHz HT STA on a 40MHz channel */
1023 : IEEE80211_HTPROT_NONHT_MIXED /* non-HT STA associated to our BSS */
1024 : };
1025 :
1026 : #endif /* _NET80211_IEEE80211_H_ */
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