master
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2001 Atsushi Onoe
5 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28#ifndef _NET80211_IEEE80211_H_
29#define _NET80211_IEEE80211_H_
30
31/*
32 * 802.11 protocol definitions.
33 */
34
35#define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */
36/* is 802.11 address multicast/broadcast? */
37#define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01)
38
39#ifdef _KERNEL
40extern const uint8_t ieee80211broadcastaddr[];
41#endif
42
43typedef uint16_t ieee80211_seq;
44
45/* IEEE 802.11 PLCP header */
46struct ieee80211_plcp_hdr {
47 uint16_t i_sfd;
48 uint8_t i_signal;
49 uint8_t i_service;
50 uint16_t i_length;
51 uint16_t i_crc;
52} __packed;
53
54#define IEEE80211_PLCP_SFD 0xF3A0
55#define IEEE80211_PLCP_SERVICE 0x00
56#define IEEE80211_PLCP_SERVICE_LOCKED 0x04
57#define IEEE80211_PLCL_SERVICE_PBCC 0x08
58#define IEEE80211_PLCP_SERVICE_LENEXT5 0x20
59#define IEEE80211_PLCP_SERVICE_LENEXT6 0x40
60#define IEEE80211_PLCP_SERVICE_LENEXT7 0x80
61
62/*
63 * generic definitions for IEEE 802.11 frames
64 */
65struct ieee80211_frame {
66 uint8_t i_fc[2];
67 uint8_t i_dur[2];
68 uint8_t i_addr1[IEEE80211_ADDR_LEN];
69 uint8_t i_addr2[IEEE80211_ADDR_LEN];
70 uint8_t i_addr3[IEEE80211_ADDR_LEN];
71 uint8_t i_seq[2];
72 /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */
73 /* see below */
74} __packed;
75
76struct ieee80211_qosframe {
77 uint8_t i_fc[2];
78 uint8_t i_dur[2];
79 uint8_t i_addr1[IEEE80211_ADDR_LEN];
80 uint8_t i_addr2[IEEE80211_ADDR_LEN];
81 uint8_t i_addr3[IEEE80211_ADDR_LEN];
82 uint8_t i_seq[2];
83 uint8_t i_qos[2];
84 /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */
85 /* see below */
86} __packed;
87
88struct ieee80211_qoscntl {
89 uint8_t i_qos[2];
90};
91
92struct ieee80211_frame_addr4 {
93 uint8_t i_fc[2];
94 uint8_t i_dur[2];
95 uint8_t i_addr1[IEEE80211_ADDR_LEN];
96 uint8_t i_addr2[IEEE80211_ADDR_LEN];
97 uint8_t i_addr3[IEEE80211_ADDR_LEN];
98 uint8_t i_seq[2];
99 uint8_t i_addr4[IEEE80211_ADDR_LEN];
100} __packed;
101
102struct ieee80211_qosframe_addr4 {
103 uint8_t i_fc[2];
104 uint8_t i_dur[2];
105 uint8_t i_addr1[IEEE80211_ADDR_LEN];
106 uint8_t i_addr2[IEEE80211_ADDR_LEN];
107 uint8_t i_addr3[IEEE80211_ADDR_LEN];
108 uint8_t i_seq[2];
109 uint8_t i_addr4[IEEE80211_ADDR_LEN];
110 uint8_t i_qos[2];
111} __packed;
112
113#define IEEE80211_FC0_VERSION_MASK 0x03
114#define IEEE80211_FC0_VERSION_SHIFT 0
115#define IEEE80211_FC0_VERSION_0 0x00
116#define IEEE80211_FC0_TYPE_MASK 0x0c
117#define IEEE80211_FC0_TYPE_SHIFT 2
118#define IEEE80211_FC0_TYPE_MGT 0x00 /* Management */
119#define IEEE80211_FC0_TYPE_CTL 0x04 /* Control */
120#define IEEE80211_FC0_TYPE_DATA 0x08 /* Data */
121#define IEEE80211_FC0_TYPE_EXT 0x0c /* Extension */
122
123#define IEEE80211_FC0_SUBTYPE_MASK 0xf0
124#define IEEE80211_FC0_SUBTYPE_SHIFT 4
125/* 802.11-2020 Table 9-1-Valid type and subtype combinations */
126/* For type 00 Management (IEEE80211_FC0_TYPE_MGT) */
127#define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00 /* Association Request */
128#define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10 /* Association Response */
129#define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20 /* Reassociation Request */
130#define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30 /* Reassociation Response */
131#define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40 /* Probe Request */
132#define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50 /* Probe Response */
133#define IEEE80211_FC0_SUBTYPE_TIMING_ADV 0x60 /* Timing Advertisement */
134/* 0111 Reserved 0x70 */
135#define IEEE80211_FC0_SUBTYPE_BEACON 0x80 /* Beacon */
136#define IEEE80211_FC0_SUBTYPE_ATIM 0x90 /* ATIM */
137#define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0 /* Disassociation */
138#define IEEE80211_FC0_SUBTYPE_AUTH 0xb0 /* Authentication */
139#define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0 /* Deauthentication */
140#define IEEE80211_FC0_SUBTYPE_ACTION 0xd0 /* Action */
141#define IEEE80211_FC0_SUBTYPE_ACTION_NOACK 0xe0 /* Action No Ack */
142/* 1111 Reserved 0xf0 */
143/* For type 01 Control (IEEE80211_FC0_TYPE_CTL) */
144/* 0000-0001 Reserved 0x00-0x10 */
145#define IEEE80211_FC0_SUBTYPE_TRIGGER 0x20 /* Trigger, 80211ax-2021 */
146#define IEEE80211_FC0_SUBTYPE_TACK 0x30 /* TACK */
147#define IEEE80211_FC0_SUBTYPE_BF_REPORT_POLL 0x40 /* Beamforming Report Poll */
148#define IEEE80211_FC0_SUBTYPE_VHT_HE_NDP 0x50 /* VHT/HE NDP Announcement, 80211ac/ax-2013/2021 */
149#define IEEE80211_FC0_SUBTYPE_CTL_EXT 0x60 /* Control Frame Extension */
150#define IEEE80211_FC0_SUBTYPE_CONTROL_WRAP 0x70 /* Control Wrapper */
151#define IEEE80211_FC0_SUBTYPE_BAR 0x80 /* Block Ack Request (BlockAckReq) */
152#define IEEE80211_FC0_SUBTYPE_BA 0x90 /* Block Ack (BlockAck) */
153#define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 /* PS-Poll */
154#define IEEE80211_FC0_SUBTYPE_RTS 0xb0 /* RTS */
155#define IEEE80211_FC0_SUBTYPE_CTS 0xc0 /* CTS */
156#define IEEE80211_FC0_SUBTYPE_ACK 0xd0 /* Ack */
157#define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 /* CF-End */
158#define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 /* 1111 Reserved - what was CF_END_ACK? */
159/* For type 10 Data (IEEE80211_FC0_TYPE_DATA) */
160#define IEEE80211_FC0_SUBTYPE_DATA 0x00 /* Data */
161/* 0001-0011 Reserved 0x10-0x30 */ /* Were: CF_ACK, CF_POLL, CF_ACPL */
162#define IEEE80211_FC0_SUBTYPE_NODATA 0x40 /* Null */
163/* 0101-0111 Reserved 0x50-0x70 */ /* Were: CFACK, CFPOLL, CF_ACK_CF_ACK */
164#define IEEE80211_FC0_SUBTYPE_QOS_DATA 0x80 /* QoS Data */
165#define IEEE80211_FC0_SUBTYPE_QOS_DATA_CFACK 0x90 /* QoS Data +CF-Ack */
166#define IEEE80211_FC0_SUBTYPE_QOS_DATA_CFPOLL 0xa0 /* QoS Data +CF-Poll */
167#define IEEE80211_FC0_SUBTYPE_QOS_DATA_CFACKPOLL 0xb0 /* QoS Data +CF-Ack +CF-Poll */
168#define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 /* QoS Null */
169/* 1101 Reserved 0xd0 */
170#define IEEE80211_FC0_SUBTYPE_QOS_CFPOLL 0xe0 /* QoS CF-Poll */
171#define IEEE80211_FC0_SUBTYPE_QOS_CFACKPOLL 0xf0 /* QoS CF-Ack +CF-Poll */
172/* For type 11 Extension (IEEE80211_FC0_TYPE_EXT) */
173#define IEEE80211_FC0_SUBTYPE_DMG_BEACON 0x00 /* DMG Beacon */
174#define IEEE80211_FC0_SUBTYPE_S1G_BEACON 0x10 /* S1G Beacon */
175/* 0010-1111 Reserved 0x20-0xff */
176
177/* 802.11-2020 Table 9-2-Control Frame Extension */
178/* Reusing B11..B8, part of FC1 */
179#define IEEE80211_CTL_EXT_SECTOR_ACK 0x00 /* Sector Ack, 80211ay-2021 */
180#define IEEE80211_CTL_EXT_BA_SCHED 0x01 /* Block Ack Schedule, 80211ay-2021 */
181#define IEEE80211_CTL_EXT_POLL 0x02 /* Poll */
182#define IEEE80211_CTL_EXT_SPR 0x03 /* SPR */
183#define IEEE80211_CTL_EXT_GRANT 0x04 /* Grant */
184#define IEEE80211_CTL_EXT_DMG_CTS 0x05 /* DMG CTS */
185#define IEEE80211_CTL_EXT_DMG_DTS 0x06 /* DMG DTS */
186#define IEEE80211_CTL_EXT_GRANT_ACK 0x07 /* Grant Ack */
187#define IEEE80211_CTL_EXT_SSW 0x08 /* SSW */
188#define IEEE80211_CTL_EXT_SSW_FBACK 0x09 /* SSW-Feedback */
189#define IEEE80211_CTL_EXT_SSW_ACK 0x0a /* SSW-Ack */
190#define IEEE80211_CTL_EXT_TDD_BF 0x0b /* TDD Beamforming, 80211ay-2021 */
191/* 1100-1111 Reserved 0xc-0xf */
192
193#define IEEE80211_IS_MGMT(wh) \
194 (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \
195 == IEEE80211_FC0_TYPE_MGT))
196#define IEEE80211_IS_CTL(wh) \
197 (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \
198 == IEEE80211_FC0_TYPE_CTL))
199#define IEEE80211_IS_DATA(wh) \
200 (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \
201 == IEEE80211_FC0_TYPE_DATA))
202#define IEEE80211_IS_EXT(wh) \
203 (!! (((wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) \
204 == IEEE80211_FC0_TYPE_EXT))
205
206#define IEEE80211_FC0_QOSDATA \
207 (IEEE80211_FC0_TYPE_DATA|IEEE80211_FC0_SUBTYPE_QOS_DATA|IEEE80211_FC0_VERSION_0)
208
209#define IEEE80211_IS_QOSDATA(wh) \
210 ((wh)->i_fc[0] == IEEE80211_FC0_QOSDATA)
211
212#define IEEE80211_FC1_DIR_MASK 0x03
213#define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */
214#define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */
215#define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */
216#define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */
217
218#define IEEE80211_IS_DSTODS(wh) \
219 (((wh)->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS)
220
221#define IEEE80211_FC1_MORE_FRAG 0x04
222#define IEEE80211_FC1_RETRY 0x08
223#define IEEE80211_FC1_PWR_MGT 0x10
224#define IEEE80211_FC1_MORE_DATA 0x20
225#define IEEE80211_FC1_PROTECTED 0x40
226#define IEEE80211_FC1_ORDER 0x80
227
228#define IEEE80211_IS_PROTECTED(wh) \
229 ((wh)->i_fc[1] & IEEE80211_FC1_PROTECTED)
230
231#define IEEE80211_HAS_SEQ(type, subtype) \
232 ((type) != IEEE80211_FC0_TYPE_CTL && \
233 !((type) == IEEE80211_FC0_TYPE_DATA && \
234 ((subtype) & IEEE80211_FC0_SUBTYPE_QOS_NULL) == \
235 IEEE80211_FC0_SUBTYPE_QOS_NULL))
236#define IEEE80211_SEQ_FRAG_MASK 0x000f
237#define IEEE80211_SEQ_FRAG_SHIFT 0
238#define IEEE80211_SEQ_SEQ_MASK 0xfff0
239#define IEEE80211_SEQ_SEQ_SHIFT 4
240#define IEEE80211_SEQ_RANGE 4096
241
242#define IEEE80211_SEQ_ADD(seq, incr) \
243 (((seq) + (incr)) & (IEEE80211_SEQ_RANGE-1))
244#define IEEE80211_SEQ_INC(seq) IEEE80211_SEQ_ADD(seq,1)
245#define IEEE80211_SEQ_SUB(a, b) \
246 (((a) + IEEE80211_SEQ_RANGE - (b)) & (IEEE80211_SEQ_RANGE-1))
247
248#define IEEE80211_SEQ_BA_RANGE 2048 /* 2^11 */
249#define IEEE80211_SEQ_BA_BEFORE(a, b) \
250 (IEEE80211_SEQ_SUB(b, a+1) < IEEE80211_SEQ_BA_RANGE-1)
251
252#define IEEE80211_NWID_LEN 32
253#define IEEE80211_MESHID_LEN 32
254
255#define IEEE80211_QOS_CTL_LEN 2
256
257#define IEEE80211_QOS_TXOP 0x00ff
258/* bit 8 is reserved */
259#define IEEE80211_QOS_AMSDU 0x80
260#define IEEE80211_QOS_AMSDU_S 7
261#define IEEE80211_QOS_ACKPOLICY 0x60
262#define IEEE80211_QOS_ACKPOLICY_S 5
263#define IEEE80211_QOS_ACKPOLICY_NOACK 0x20 /* No ACK required */
264#define IEEE80211_QOS_ACKPOLICY_BA 0x60 /* Block ACK */
265#define IEEE80211_QOS_EOSP 0x10 /* EndOfService Period*/
266#define IEEE80211_QOS_EOSP_S 4
267#define IEEE80211_QOS_TID 0x0f
268/* qos[1] byte used for all frames sent by mesh STAs in a mesh BSS */
269#define IEEE80211_QOS_MC 0x01 /* Mesh control */
270/* Mesh power save level*/
271#define IEEE80211_QOS_MESH_PSL 0x02
272/* Mesh Receiver Service Period Initiated */
273#define IEEE80211_QOS_RSPI 0x04
274/* bits 11 to 15 reserved */
275
276/* does frame have QoS sequence control data */
277#define IEEE80211_QOS_HAS_SEQ(wh) \
278 (((wh)->i_fc[0] & \
279 (IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS_DATA)) == \
280 (IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS_DATA))
281
282/*
283 * WME/802.11e information element.
284 */
285struct ieee80211_wme_info {
286 uint8_t wme_id; /* IEEE80211_ELEMID_VENDOR */
287 uint8_t wme_len; /* length in bytes */
288 uint8_t wme_oui[3]; /* 0x00, 0x50, 0xf2 */
289 uint8_t wme_type; /* OUI type */
290 uint8_t wme_subtype; /* OUI subtype */
291 uint8_t wme_version; /* spec revision */
292 uint8_t wme_info; /* QoS info */
293} __packed;
294
295/*
296 * WME/802.11e Tspec Element
297 */
298struct ieee80211_wme_tspec {
299 uint8_t ts_id;
300 uint8_t ts_len;
301 uint8_t ts_oui[3];
302 uint8_t ts_oui_type;
303 uint8_t ts_oui_subtype;
304 uint8_t ts_version;
305 uint8_t ts_tsinfo[3];
306 uint8_t ts_nom_msdu[2];
307 uint8_t ts_max_msdu[2];
308 uint8_t ts_min_svc[4];
309 uint8_t ts_max_svc[4];
310 uint8_t ts_inactv_intv[4];
311 uint8_t ts_susp_intv[4];
312 uint8_t ts_start_svc[4];
313 uint8_t ts_min_rate[4];
314 uint8_t ts_mean_rate[4];
315 uint8_t ts_max_burst[4];
316 uint8_t ts_min_phy[4];
317 uint8_t ts_peak_rate[4];
318 uint8_t ts_delay[4];
319 uint8_t ts_surplus[2];
320 uint8_t ts_medium_time[2];
321} __packed;
322
323/*
324 * WME AC parameter field
325 */
326struct ieee80211_wme_acparams {
327 uint8_t acp_aci_aifsn;
328 uint8_t acp_logcwminmax;
329 uint16_t acp_txop;
330} __packed;
331
332#define WME_NUM_AC 4 /* 4 AC categories */
333#define WME_NUM_TID 16 /* 16 tids */
334
335#define WME_PARAM_ACI 0x60 /* Mask for ACI field */
336#define WME_PARAM_ACI_S 5 /* Shift for ACI field */
337#define WME_PARAM_ACM 0x10 /* Mask for ACM bit */
338#define WME_PARAM_ACM_S 4 /* Shift for ACM bit */
339#define WME_PARAM_AIFSN 0x0f /* Mask for aifsn field */
340#define WME_PARAM_AIFSN_S 0 /* Shift for aifsn field */
341#define WME_PARAM_LOGCWMIN 0x0f /* Mask for CwMin field (in log) */
342#define WME_PARAM_LOGCWMIN_S 0 /* Shift for CwMin field */
343#define WME_PARAM_LOGCWMAX 0xf0 /* Mask for CwMax field (in log) */
344#define WME_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */
345
346#define WME_AC_TO_TID(_ac) ( \
347 ((_ac) == WME_AC_VO) ? 6 : \
348 ((_ac) == WME_AC_VI) ? 5 : \
349 ((_ac) == WME_AC_BK) ? 1 : \
350 0)
351
352#define TID_TO_WME_AC(_tid) ( \
353 ((_tid) == 0 || (_tid) == 3) ? WME_AC_BE : \
354 ((_tid) < 3) ? WME_AC_BK : \
355 ((_tid) < 6) ? WME_AC_VI : \
356 WME_AC_VO)
357
358/*
359 * WME Parameter Element
360 */
361struct ieee80211_wme_param {
362 uint8_t param_id;
363 uint8_t param_len;
364 uint8_t param_oui[3];
365 uint8_t param_oui_type;
366 uint8_t param_oui_subtype;
367 uint8_t param_version;
368 uint8_t param_qosInfo;
369#define WME_QOSINFO_COUNT 0x0f /* Mask for param count field */
370 uint8_t param_reserved;
371 struct ieee80211_wme_acparams params_acParams[WME_NUM_AC];
372} __packed;
373
374/*
375 * WME U-APSD qos info field defines
376 */
377#define WME_CAPINFO_UAPSD_EN 0x00000080
378#define WME_CAPINFO_UAPSD_VO 0x00000001
379#define WME_CAPINFO_UAPSD_VI 0x00000002
380#define WME_CAPINFO_UAPSD_BK 0x00000004
381#define WME_CAPINFO_UAPSD_BE 0x00000008
382#define WME_CAPINFO_UAPSD_ACFLAGS_SHIFT 0
383#define WME_CAPINFO_UAPSD_ACFLAGS_MASK 0xF
384#define WME_CAPINFO_UAPSD_MAXSP_SHIFT 5
385#define WME_CAPINFO_UAPSD_MAXSP_MASK 0x3
386#define WME_CAPINFO_IE_OFFSET 8
387#define WME_UAPSD_MAXSP(_qosinfo) \
388 (((_qosinfo) >> WME_CAPINFO_UAPSD_MAXSP_SHIFT) & \
389 WME_CAPINFO_UAPSD_MAXSP_MASK)
390#define WME_UAPSD_AC_ENABLED(_ac, _qosinfo) \
391 ((1 << (3 - (_ac))) & ( \
392 ((_qosinfo) >> WME_CAPINFO_UAPSD_ACFLAGS_SHIFT) & \
393 WME_CAPINFO_UAPSD_ACFLAGS_MASK))
394
395/*
396 * Management Notification Frame
397 */
398struct ieee80211_mnf {
399 uint8_t mnf_category;
400 uint8_t mnf_action;
401 uint8_t mnf_dialog;
402 uint8_t mnf_status;
403} __packed;
404#define MNF_SETUP_REQ 0
405#define MNF_SETUP_RESP 1
406#define MNF_TEARDOWN 2
407
408/*
409 * 802.11n Management Action Frames
410 */
411/* generic frame format */
412struct ieee80211_action {
413 uint8_t ia_category;
414 uint8_t ia_action;
415} __packed;
416
417/* 80211-2020 Table 9-51-Category values */
418#define IEEE80211_ACTION_CAT_SM 0 /* 9.6.2 Spectrum Management */
419#define IEEE80211_ACTION_CAT_QOS 1 /* 9.6.3 QoS */
420/* Reserved 2 was IEEE80211_ACTION_CAT_DLS */
421#define IEEE80211_ACTION_CAT_BA 3 /* 9.6.4 Block Ack */
422#define IEEE80211_ACTION_CAT_PUBLIC 4 /* 9.6.7 Public */
423#define IEEE80211_ACTION_CAT_RADIO_MEASUREMENT 5 /* 9.6.6 Radio Measurement */
424#define IEEE80211_ACTION_CAT_FAST_BBS_TRANSITION 6 /* 9.6.8 Fast BSS Transition */
425#define IEEE80211_ACTION_CAT_HT 7 /* 9.6.11 HT */
426#define IEEE80211_ACTION_CAT_SA_QUERY 8 /* 9.6.9 SA Query */
427#define IEEE80211_ACTION_CAT_PROTECTED_DUAL_OF_PUBLIC_ACTION 9 /* 9.6.10 Protected Dual of Public Action */
428#define IEEE80211_ACTION_CAT_WNM 10 /* 9.6.13 WNM */
429#define IEEE80211_ACTION_CAT_UNPROTECTED_WNM 11 /* 9.6.14 Unprotected WNM */
430#define IEEE80211_ACTION_CAT_TDLS 12 /* 9.6.12 TDLS */
431#define IEEE80211_ACTION_CAT_MESH 13 /* 9.6.16 Mesh */
432#define IEEE80211_ACTION_CAT_MULTIHOP 14 /* 9.6.17 Multihop */
433#define IEEE80211_ACTION_CAT_SELF_PROT 15 /* 9.6.15 Self-protected */
434#define IEEE80211_ACTION_CAT_DMG 16 /* 9.6.19 DMG */
435/* Reserved 17 (R)Wi-Fi Alliance */
436#define IEEE80211_ACTION_CAT_FAST_SESSION_TRANSFER 18 /* 9.6.20 Fast Session Transfer */
437#define IEEE80211_ACTION_CAT_ROBUST_AV_STREAMING 19 /* 9.6.18 Robust AV Streaming */
438#define IEEE80211_ACTION_CAT_UNPROTECTED_DMG 20 /* 9.6.21 Unprotected DMG */
439#define IEEE80211_ACTION_CAT_VHT 21 /* 9.6.22 VHT */
440#define IEEE80211_ACTION_CAT_UNPROTECTED_S1G 22 /* 9.6.24 Unprotected S1G */
441#define IEEE80211_ACTION_CAT_S1G 23 /* 9.6.25 S1G */
442#define IEEE80211_ACTION_CAT_FLOW_CONTROL 24 /* 9.6.26 Flow Control */
443#define IEEE80211_ACTION_CAT_CTL_RESP_MCS_NEG 25 /* 9.6.27 Control Response MCS Negotiation */
444#define IEEE80211_ACTION_CAT_FILS 26 /* 9.6.23 FILS */
445#define IEEE80211_ACTION_CAT_CDMG 27 /* 9.6.28 CDMG */
446#define IEEE80211_ACTION_CAT_CMMG 28 /* 9.6.29 CMMG */
447#define IEEE80211_ACTION_CAT_GLK 29 /* 9.6.30 GLK */
448#define IEEE80211_ACTION_CAT_HE 30 /* 9.6.31 HE, 80211ax-2021 */
449#define IEEE80211_ACTION_CAT_PROTECTED_HE 31 /* 9.6.32 Protected HE, 80211ax-2021 */
450/* Reserved 32-125 */
451#define IEEE80211_ACTION_CAT_VENDOR_SPECIFIC_PROTECTED 126 /* 9.6.5 Vendor-specific Protected */
452#define IEEE80211_ACTION_CAT_VENDOR 127 /* 9.6.5 Vendor-specific */
453/* Error 128-255 */
454
455
456/* 80211-2020 Table 9-346-Spectrum Management Action field values */
457enum ieee80211_action_sm {
458 IEEE80211_ACTION_SM_SMREQ = 0, /* Spectrum Measurement Request */
459 IEEE80211_ACTION_SM_SMREP = 1, /* Spectrum Measurement Report */
460 IEEE80211_ACTION_SM_TPCREQ = 2, /* TPC Request */
461 IEEE80211_ACTION_SM_TPCREP = 3, /* TPC Report */
462 IEEE80211_ACTION_SM_CSA = 4, /* Channel Switch Announcement */
463 /* Reserved = 5-255 */
464};
465
466/* 80211-2020 Table 9-363-Radio Measurement Action field values */
467enum ieee80211_action_radio_measurement {
468 IEEE80211_ACTION_RADIO_MEASUREMENT_RMREQ = 0, /* Radio Measurement Request */
469 IEEE80211_ACTION_RADIO_MEASUREMENT_RMREP = 1, /* Radio Measurement Report */
470 IEEE80211_ACTION_RADIO_MEASUREMENT_LMREQ = 2, /* Link Measurement Request */
471 IEEE80211_ACTION_RADIO_MEASUREMENT_LMREP = 3, /* Link Measurement Report */
472 IEEE80211_ACTION_RADIO_MEASUREMENT_NRREQ = 4, /* Neighbor Report Request */
473 IEEE80211_ACTION_RADIO_MEASUREMENT_NRRESP = 5, /* Neighbor Report Response */
474 /* Reserved = 6-255 */
475};
476
477#define IEEE80211_ACTION_HT_TXCHWIDTH 0 /* recommended xmit chan width*/
478#define IEEE80211_ACTION_HT_MIMOPWRSAVE 1 /* MIMO power save */
479
480/* HT - recommended transmission channel width */
481struct ieee80211_action_ht_txchwidth {
482 struct ieee80211_action at_header;
483 uint8_t at_chwidth;
484} __packed;
485
486#define IEEE80211_A_HT_TXCHWIDTH_20 0
487#define IEEE80211_A_HT_TXCHWIDTH_2040 1
488
489/* HT - MIMO Power Save (NB: D2.04) */
490struct ieee80211_action_ht_mimopowersave {
491 struct ieee80211_action am_header;
492 uint8_t am_control;
493} __packed;
494
495#define IEEE80211_A_HT_MIMOPWRSAVE_ENA 0x01 /* PS enabled */
496#define IEEE80211_A_HT_MIMOPWRSAVE_MODE 0x02
497#define IEEE80211_A_HT_MIMOPWRSAVE_MODE_S 1
498#define IEEE80211_A_HT_MIMOPWRSAVE_DYNAMIC 0x02 /* Dynamic Mode */
499#define IEEE80211_A_HT_MIMOPWRSAVE_STATIC 0x00 /* no SM packets */
500/* bits 2-7 reserved */
501
502/* Block Ack actions */
503#define IEEE80211_ACTION_BA_ADDBA_REQUEST 0 /* ADDBA request */
504#define IEEE80211_ACTION_BA_ADDBA_RESPONSE 1 /* ADDBA response */
505#define IEEE80211_ACTION_BA_DELBA 2 /* DELBA */
506
507/* Block Ack Parameter Set */
508#define IEEE80211_BAPS_BUFSIZ 0xffc0 /* buffer size */
509#define IEEE80211_BAPS_BUFSIZ_S 6
510#define IEEE80211_BAPS_TID 0x003c /* TID */
511#define IEEE80211_BAPS_TID_S 2
512#define IEEE80211_BAPS_POLICY 0x0002 /* block ack policy */
513#define IEEE80211_BAPS_POLICY_S 1
514#define IEEE80211_BAPS_AMSDU 0x0001 /* A-MSDU permitted */
515#define IEEE80211_BAPS_AMSDU_S 0
516
517#define IEEE80211_BAPS_POLICY_DELAYED (0<<IEEE80211_BAPS_POLICY_S)
518#define IEEE80211_BAPS_POLICY_IMMEDIATE (1<<IEEE80211_BAPS_POLICY_S)
519
520/* Block Ack Sequence Control */
521#define IEEE80211_BASEQ_START 0xfff0 /* starting seqnum */
522#define IEEE80211_BASEQ_START_S 4
523#define IEEE80211_BASEQ_FRAG 0x000f /* fragment number */
524#define IEEE80211_BASEQ_FRAG_S 0
525
526/* Delayed Block Ack Parameter Set */
527#define IEEE80211_DELBAPS_TID 0xf000 /* TID */
528#define IEEE80211_DELBAPS_TID_S 12
529#define IEEE80211_DELBAPS_INIT 0x0800 /* initiator */
530#define IEEE80211_DELBAPS_INIT_S 11
531
532/* BA - ADDBA request */
533struct ieee80211_action_ba_addbarequest {
534 struct ieee80211_action rq_header;
535 uint8_t rq_dialogtoken;
536 uint16_t rq_baparamset;
537 uint16_t rq_batimeout; /* in TUs */
538 uint16_t rq_baseqctl;
539} __packed;
540
541/* BA - ADDBA response */
542struct ieee80211_action_ba_addbaresponse {
543 struct ieee80211_action rs_header;
544 uint8_t rs_dialogtoken;
545 uint16_t rs_statuscode;
546 uint16_t rs_baparamset;
547 uint16_t rs_batimeout; /* in TUs */
548} __packed;
549
550/* BA - DELBA */
551struct ieee80211_action_ba_delba {
552 struct ieee80211_action dl_header;
553 uint16_t dl_baparamset;
554 uint16_t dl_reasoncode;
555} __packed;
556
557/* BAR Control */
558#define IEEE80211_BAR_TID 0xf000 /* TID */
559#define IEEE80211_BAR_TID_S 12
560#define IEEE80211_BAR_COMP 0x0004 /* Compressed Bitmap */
561#define IEEE80211_BAR_MTID 0x0002 /* Multi-TID */
562#define IEEE80211_BAR_NOACK 0x0001 /* No-Ack policy */
563
564/* BAR Starting Sequence Control */
565#define IEEE80211_BAR_SEQ_START 0xfff0 /* starting seqnum */
566#define IEEE80211_BAR_SEQ_START_S 4
567
568struct ieee80211_ba_request {
569 uint16_t rq_barctl;
570 uint16_t rq_barseqctl;
571} __packed;
572
573/*
574 * Control frames.
575 */
576struct ieee80211_frame_min {
577 uint8_t i_fc[2];
578 uint8_t i_dur[2];
579 uint8_t i_addr1[IEEE80211_ADDR_LEN];
580 uint8_t i_addr2[IEEE80211_ADDR_LEN];
581 /* FCS */
582} __packed;
583
584struct ieee80211_frame_rts {
585 uint8_t i_fc[2];
586 uint8_t i_dur[2];
587 uint8_t i_ra[IEEE80211_ADDR_LEN];
588 uint8_t i_ta[IEEE80211_ADDR_LEN];
589 /* FCS */
590} __packed;
591
592struct ieee80211_frame_cts {
593 uint8_t i_fc[2];
594 uint8_t i_dur[2];
595 uint8_t i_ra[IEEE80211_ADDR_LEN];
596 /* FCS */
597} __packed;
598
599struct ieee80211_frame_ack {
600 uint8_t i_fc[2];
601 uint8_t i_dur[2];
602 uint8_t i_ra[IEEE80211_ADDR_LEN];
603 /* FCS */
604} __packed;
605
606struct ieee80211_frame_pspoll {
607 uint8_t i_fc[2];
608 uint8_t i_aid[2];
609 uint8_t i_bssid[IEEE80211_ADDR_LEN];
610 uint8_t i_ta[IEEE80211_ADDR_LEN];
611 /* FCS */
612} __packed;
613
614struct ieee80211_frame_cfend { /* NB: also CF-End+CF-Ack */
615 uint8_t i_fc[2];
616 uint8_t i_dur[2]; /* should be zero */
617 uint8_t i_ra[IEEE80211_ADDR_LEN];
618 uint8_t i_bssid[IEEE80211_ADDR_LEN];
619 /* FCS */
620} __packed;
621
622struct ieee80211_frame_bar {
623 uint8_t i_fc[2];
624 uint8_t i_dur[2];
625 uint8_t i_ra[IEEE80211_ADDR_LEN];
626 uint8_t i_ta[IEEE80211_ADDR_LEN];
627 uint16_t i_ctl;
628 uint16_t i_seq;
629 /* FCS */
630} __packed;
631
632/*
633 * BEACON management packets
634 *
635 * octet timestamp[8]
636 * octet beacon interval[2]
637 * octet capability information[2]
638 * information element
639 * octet elemid
640 * octet length
641 * octet information[length]
642 */
643
644#define IEEE80211_BEACON_INTERVAL(beacon) \
645 ((beacon)[8] | ((beacon)[9] << 8))
646#define IEEE80211_BEACON_CAPABILITY(beacon) \
647 ((beacon)[10] | ((beacon)[11] << 8))
648
649#define IEEE80211_CAPINFO_ESS 0x0001
650#define IEEE80211_CAPINFO_IBSS 0x0002
651#define IEEE80211_CAPINFO_CF_POLLABLE 0x0004
652#define IEEE80211_CAPINFO_CF_POLLREQ 0x0008
653#define IEEE80211_CAPINFO_PRIVACY 0x0010
654#define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020
655#define IEEE80211_CAPINFO_PBCC 0x0040
656#define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080
657#define IEEE80211_CAPINFO_SPECTRUM_MGMT 0x0100
658/* bit 9 is reserved */
659#define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400
660#define IEEE80211_CAPINFO_RSN 0x0800
661/* bit 12 is reserved */
662#define IEEE80211_CAPINFO_DSSSOFDM 0x2000
663/* bits 14-15 are reserved */
664
665#define IEEE80211_CAPINFO_BITS \
666 "\20\1ESS\2IBSS\3CF_POLLABLE\4CF_POLLREQ\5PRIVACY\6SHORT_PREAMBLE" \
667 "\7PBCC\10CHNL_AGILITY\11SPECTRUM_MGMT\13SHORT_SLOTTIME\14RSN" \
668 "\16DSSOFDM"
669
670/*
671 * 802.11i/WPA information element (maximally sized).
672 */
673struct ieee80211_ie_wpa {
674 uint8_t wpa_id; /* IEEE80211_ELEMID_VENDOR */
675 uint8_t wpa_len; /* length in bytes */
676 uint8_t wpa_oui[3]; /* 0x00, 0x50, 0xf2 */
677 uint8_t wpa_type; /* OUI type */
678 uint16_t wpa_version; /* spec revision */
679 uint32_t wpa_mcipher[1]; /* multicast/group key cipher */
680 uint16_t wpa_uciphercnt; /* # pairwise key ciphers */
681 uint32_t wpa_uciphers[8];/* ciphers */
682 uint16_t wpa_authselcnt; /* authentication selector cnt*/
683 uint32_t wpa_authsels[8];/* selectors */
684 uint16_t wpa_caps; /* 802.11i capabilities */
685 uint16_t wpa_pmkidcnt; /* 802.11i pmkid count */
686 uint16_t wpa_pmkids[8]; /* 802.11i pmkids */
687} __packed;
688
689/*
690 * 802.11n HT Capability IE
691 * NB: these reflect D1.10
692 */
693struct ieee80211_ie_htcap {
694 uint8_t hc_id; /* element ID */
695 uint8_t hc_len; /* length in bytes */
696 uint16_t hc_cap; /* HT caps (see below) */
697 uint8_t hc_param; /* HT params (see below) */
698 uint8_t hc_mcsset[16]; /* supported MCS set */
699 uint16_t hc_extcap; /* extended HT capabilities */
700 uint32_t hc_txbf; /* txbf capabilities */
701 uint8_t hc_antenna; /* antenna capabilities */
702} __packed;
703
704/* HT capability flags (ht_cap) */
705#define IEEE80211_HTCAP_LDPC 0x0001 /* LDPC rx supported */
706#define IEEE80211_HTCAP_CHWIDTH40 0x0002 /* 20/40 supported */
707#define IEEE80211_HTCAP_SMPS 0x000c /* SM Power Save mode */
708#define IEEE80211_HTCAP_SMPS_OFF 0x000c /* disabled */
709#define IEEE80211_HTCAP_SMPS_DYNAMIC 0x0004 /* send RTS first */
710/* NB: SMPS value 2 is reserved */
711#define IEEE80211_HTCAP_SMPS_ENA 0x0000 /* enabled (static mode) */
712#define IEEE80211_HTCAP_GREENFIELD 0x0010 /* Greenfield supported */
713#define IEEE80211_HTCAP_SHORTGI20 0x0020 /* Short GI in 20MHz */
714#define IEEE80211_HTCAP_SHORTGI40 0x0040 /* Short GI in 40MHz */
715#define IEEE80211_HTCAP_TXSTBC 0x0080 /* STBC tx ok */
716#define IEEE80211_HTCAP_RXSTBC 0x0300 /* STBC rx support */
717#define IEEE80211_HTCAP_RXSTBC_S 8
718#define IEEE80211_HTCAP_RXSTBC_1STREAM 0x0100 /* 1 spatial stream */
719#define IEEE80211_HTCAP_RXSTBC_2STREAM 0x0200 /* 1-2 spatial streams*/
720#define IEEE80211_HTCAP_RXSTBC_3STREAM 0x0300 /* 1-3 spatial streams*/
721#define IEEE80211_HTCAP_DELBA 0x0400 /* HT DELBA supported */
722#define IEEE80211_HTCAP_MAXAMSDU 0x0800 /* max A-MSDU length */
723#define IEEE80211_HTCAP_MAXAMSDU_7935 0x0800 /* 7935 octets */
724#define IEEE80211_HTCAP_MAXAMSDU_3839 0x0000 /* 3839 octets */
725#define IEEE80211_HTCAP_DSSSCCK40 0x1000 /* DSSS/CCK in 40MHz */
726#define IEEE80211_HTCAP_PSMP 0x2000 /* PSMP supported */
727#define IEEE80211_HTCAP_40INTOLERANT 0x4000 /* 40MHz intolerant */
728#define IEEE80211_HTCAP_LSIGTXOPPROT 0x8000 /* L-SIG TXOP prot */
729
730#define IEEE80211_HTCAP_BITS \
731 "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \
732 "\13DELBA\14AMSDU(7935)\15DSSSCCK40\16PSMP\1740INTOLERANT" \
733 "\20LSIGTXOPPROT"
734
735/* HT parameters (hc_param) */
736#define IEEE80211_HTCAP_MAXRXAMPDU 0x03 /* max rx A-MPDU factor */
737#define IEEE80211_HTCAP_MAXRXAMPDU_S 0
738#define IEEE80211_HTCAP_MAXRXAMPDU_8K 0
739#define IEEE80211_HTCAP_MAXRXAMPDU_16K 1
740#define IEEE80211_HTCAP_MAXRXAMPDU_32K 2
741#define IEEE80211_HTCAP_MAXRXAMPDU_64K 3
742#define IEEE80211_HTCAP_MPDUDENSITY 0x1c /* min MPDU start spacing */
743#define IEEE80211_HTCAP_MPDUDENSITY_S 2
744#define IEEE80211_HTCAP_MPDUDENSITY_NA 0 /* no time restriction */
745#define IEEE80211_HTCAP_MPDUDENSITY_025 1 /* 1/4 us */
746#define IEEE80211_HTCAP_MPDUDENSITY_05 2 /* 1/2 us */
747#define IEEE80211_HTCAP_MPDUDENSITY_1 3 /* 1 us */
748#define IEEE80211_HTCAP_MPDUDENSITY_2 4 /* 2 us */
749#define IEEE80211_HTCAP_MPDUDENSITY_4 5 /* 4 us */
750#define IEEE80211_HTCAP_MPDUDENSITY_8 6 /* 8 us */
751#define IEEE80211_HTCAP_MPDUDENSITY_16 7 /* 16 us */
752
753/* HT extended capabilities (hc_extcap) */
754#define IEEE80211_HTCAP_PCO 0x0001 /* PCO capable */
755#define IEEE80211_HTCAP_PCOTRANS 0x0006 /* PCO transition time */
756#define IEEE80211_HTCAP_PCOTRANS_S 1
757#define IEEE80211_HTCAP_PCOTRANS_04 0x0002 /* 400 us */
758#define IEEE80211_HTCAP_PCOTRANS_15 0x0004 /* 1.5 ms */
759#define IEEE80211_HTCAP_PCOTRANS_5 0x0006 /* 5 ms */
760/* bits 3-7 reserved */
761#define IEEE80211_HTCAP_MCSFBACK 0x0300 /* MCS feedback */
762#define IEEE80211_HTCAP_MCSFBACK_S 8
763#define IEEE80211_HTCAP_MCSFBACK_NONE 0x0000 /* nothing provided */
764#define IEEE80211_HTCAP_MCSFBACK_UNSOL 0x0200 /* unsolicited feedback */
765#define IEEE80211_HTCAP_MCSFBACK_MRQ 0x0300 /* " "+respond to MRQ */
766#define IEEE80211_HTCAP_HTC 0x0400 /* +HTC support */
767#define IEEE80211_HTCAP_RDR 0x0800 /* reverse direction responder*/
768/* bits 12-15 reserved */
769
770/*
771 * 802.11n HT Information IE
772 */
773struct ieee80211_ie_htinfo {
774 uint8_t hi_id; /* element ID */
775 uint8_t hi_len; /* length in bytes */
776 uint8_t hi_ctrlchannel; /* primary channel */
777 uint8_t hi_byte1; /* ht ie byte 1 */
778 uint8_t hi_byte2; /* ht ie byte 2 */
779 uint8_t hi_byte3; /* ht ie byte 3 */
780 uint16_t hi_byte45; /* ht ie bytes 4+5 */
781 uint8_t hi_basicmcsset[16]; /* basic MCS set */
782} __packed;
783
784/* byte1 */
785#define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */
786#define IEEE80211_HTINFO_2NDCHAN_S 0
787#define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */
788#define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */
789/* NB: 2 is reserved */
790#define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */
791#define IEEE80211_HTINFO_TXWIDTH 0x04 /* tx channel width */
792#define IEEE80211_HTINFO_TXWIDTH_20 0x00 /* 20MHz width */
793#define IEEE80211_HTINFO_TXWIDTH_2040 0x04 /* any supported width */
794#define IEEE80211_HTINFO_RIFSMODE 0x08 /* Reduced IFS (RIFS) use */
795#define IEEE80211_HTINFO_RIFSMODE_PROH 0x00 /* RIFS use prohibited */
796#define IEEE80211_HTINFO_RIFSMODE_PERM 0x08 /* RIFS use permitted */
797#define IEEE80211_HTINFO_PMSPONLY 0x10 /* PSMP required to associate */
798#define IEEE80211_HTINFO_SIGRAN 0xe0 /* shortest Service Interval */
799#define IEEE80211_HTINFO_SIGRAN_S 5
800#define IEEE80211_HTINFO_SIGRAN_5 0x00 /* 5 ms */
801/* XXX add rest */
802
803/* bytes 2+3 */
804#define IEEE80211_HTINFO_OPMODE 0x03 /* operating mode */
805#define IEEE80211_HTINFO_OPMODE_S 0
806#define IEEE80211_HTINFO_OPMODE_PURE 0x00 /* no protection */
807#define IEEE80211_HTINFO_OPMODE_PROTOPT 0x01 /* protection optional */
808#define IEEE80211_HTINFO_OPMODE_HT20PR 0x02 /* protection for HT20 sta's */
809#define IEEE80211_HTINFO_OPMODE_MIXED 0x03 /* protection for legacy sta's*/
810#define IEEE80211_HTINFO_NONGF_PRESENT 0x04 /* non-GF sta's present */
811#define IEEE80211_HTINFO_TXBL 0x08 /* transmit burst limit */
812#define IEEE80211_HTINFO_NONHT_PRESENT 0x10 /* non-HT sta's present */
813/* bits 5-15 reserved */
814
815/* bytes 4+5 */
816#define IEEE80211_HTINFO_2NDARYBEACON 0x01
817#define IEEE80211_HTINFO_LSIGTXOPPROT 0x02
818#define IEEE80211_HTINFO_PCO_ACTIVE 0x04
819#define IEEE80211_HTINFO_40MHZPHASE 0x08
820
821/* byte5 */
822#define IEEE80211_HTINFO_BASIC_STBCMCS 0x7f
823#define IEEE80211_HTINFO_BASIC_STBCMCS_S 0
824#define IEEE80211_HTINFO_DUALPROTECTED 0x80
825
826/*
827 * 802.11ac definitions - 802.11ac-2013 .
828 */
829
830/*
831 * Maximum length of A-MPDU that the STA can RX in VHT.
832 * Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
833 */
834#define IEEE80211_VHTCAP_MAX_AMPDU_8K 0
835#define IEEE80211_VHTCAP_MAX_AMPDU_16K 1
836#define IEEE80211_VHTCAP_MAX_AMPDU_32K 2
837#define IEEE80211_VHTCAP_MAX_AMPDU_64K 3
838#define IEEE80211_VHTCAP_MAX_AMPDU_128K 4
839#define IEEE80211_VHTCAP_MAX_AMPDU_256K 5
840#define IEEE80211_VHTCAP_MAX_AMPDU_512K 6
841#define IEEE80211_VHTCAP_MAX_AMPDU_1024K 7
842
843/*
844 * VHT MCS information.
845 * + rx_highest/tx_highest: optional; maximum long GI VHT PPDU
846 * data rate. 1Mbit/sec units.
847 * + rx_mcs_map/tx_mcs_map: bitmap of per-stream supported MCS;
848 * 2 bits each.
849 */
850
851/* 802.11ac-2013, 8.4.2.160.3 Supported VHT-MCS and NSS Set field */
852enum ieee80211_vht_mcs_support {
853 IEEE80211_VHT_MCS_SUPPORT_0_7 = 0, /* MCS0-7 */
854 IEEE80211_VHT_MCS_SUPPORT_0_8 = 1, /* MCS0-8 */
855 IEEE80211_VHT_MCS_SUPPORT_0_9 = 2, /* MCS0-9 */
856 IEEE80211_VHT_MCS_NOT_SUPPORTED = 3 /* not supported */
857};
858
859struct ieee80211_vht_mcs_info {
860 uint16_t rx_mcs_map;
861 uint16_t rx_highest;
862 uint16_t tx_mcs_map;
863 uint16_t tx_highest;
864} __packed;
865
866/* 802.11ac-2013, 8.4.2.160.1 VHT Capabilities element structure */
867struct ieee80211_vht_cap {
868 uint32_t vht_cap_info;
869 struct ieee80211_vht_mcs_info supp_mcs;
870} __packed;
871
872/* 802.11ac-2013, Table 8-183x-VHT Operation Information subfields */
873enum ieee80211_vht_chanwidth {
874 IEEE80211_VHT_CHANWIDTH_USE_HT = 0, /* 20 MHz or 40 MHz */
875 IEEE80211_VHT_CHANWIDTH_80MHZ = 1, /* 80MHz */
876 IEEE80211_VHT_CHANWIDTH_160MHZ = 2, /* 160MHz */
877 IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3, /* 80+80MHz */
878 /* 4..255 reserved. */
879};
880
881/* The name conflicts with the same structure in wpa. Only ifconfig needs this. */
882#if defined(_KERNEL) || defined(WANT_NET80211)
883/* 802.11ac-2013 8.4.2.161 VHT Operation element */
884struct ieee80211_vht_operation {
885 uint8_t chan_width; /* enum ieee80211_vht_chanwidth */
886 uint8_t center_freq_seq0_idx; /* 20/40/80/160 - VHT chan1 */
887 uint8_t center_freq_seq1_idx; /* 80+80 - VHT chan2 */
888 uint16_t basic_mcs_set; /* Basic VHT-MCS and NSS Set */
889} __packed;
890#endif
891
892/* 802.11ac VHT Capabilities */
893#define IEEE80211_VHTCAP_MAX_MPDU_LENGTH_3895 0x00000000
894#define IEEE80211_VHTCAP_MAX_MPDU_LENGTH_7991 0x00000001
895#define IEEE80211_VHTCAP_MAX_MPDU_LENGTH_11454 0x00000002
896#define IEEE80211_VHTCAP_MAX_MPDU_MASK 0x00000003
897#define IEEE80211_VHTCAP_MAX_MPDU_MASK_S 0
898
899#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
900#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK_S 2
901#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_NONE 0
902#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160MHZ 1
903#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160_80P80MHZ 2
904#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_RESERVED 3
905
906#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160MHZ(_vhtcaps) \
907 (_IEEE80211_MASKSHIFT(_vhtcaps, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) >= \
908 IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160MHZ)
909#define IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_IS_160_80P80MHZ(_vhtcaps) \
910 (_IEEE80211_MASKSHIFT(_vhtcaps, IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_MASK) == \
911 IEEE80211_VHTCAP_SUPP_CHAN_WIDTH_160_80P80MHZ)
912
913#define IEEE80211_VHTCAP_RXLDPC 0x00000010
914#define IEEE80211_VHTCAP_RXLDPC_S 4
915
916#define IEEE80211_VHTCAP_SHORT_GI_80 0x00000020
917#define IEEE80211_VHTCAP_SHORT_GI_80_S 5
918
919#define IEEE80211_VHTCAP_SHORT_GI_160 0x00000040
920#define IEEE80211_VHTCAP_SHORT_GI_160_S 6
921
922#define IEEE80211_VHTCAP_TXSTBC 0x00000080
923#define IEEE80211_VHTCAP_TXSTBC_S 7
924
925#define IEEE80211_VHTCAP_RXSTBC_1 0x00000100
926#define IEEE80211_VHTCAP_RXSTBC_2 0x00000200
927#define IEEE80211_VHTCAP_RXSTBC_3 0x00000300
928#define IEEE80211_VHTCAP_RXSTBC_4 0x00000400
929#define IEEE80211_VHTCAP_RXSTBC_MASK 0x00000700
930#define IEEE80211_VHTCAP_RXSTBC_MASK_S 8
931
932#define IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE 0x00000800
933#define IEEE80211_VHTCAP_SU_BEAMFORMER_CAPABLE_S 11
934
935#define IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE 0x00001000
936#define IEEE80211_VHTCAP_SU_BEAMFORMEE_CAPABLE_S 12
937
938#define IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT 13
939#define IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK \
940 (7 << IEEE80211_VHTCAP_BEAMFORMEE_STS_SHIFT)
941#define IEEE80211_VHTCAP_BEAMFORMEE_STS_MASK_S 13
942
943#define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT 16
944#define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK \
945 (7 << IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_SHIFT)
946#define IEEE80211_VHTCAP_SOUNDING_DIMENSIONS_MASK_S 16
947
948#define IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE 0x00080000
949#define IEEE80211_VHTCAP_MU_BEAMFORMER_CAPABLE_S 19
950#define IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE 0x00100000
951#define IEEE80211_VHTCAP_MU_BEAMFORMEE_CAPABLE_S 20
952#define IEEE80211_VHTCAP_VHT_TXOP_PS 0x00200000
953#define IEEE80211_VHTCAP_VHT_TXOP_PS_S 21
954#define IEEE80211_VHTCAP_HTC_VHT 0x00400000
955#define IEEE80211_VHTCAP_HTC_VHT_S 22
956
957#define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
958#define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
959 (7 << IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
960#define IEEE80211_VHTCAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK_S 23
961
962#define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK 0x0c000000
963#define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
964#define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
965#define IEEE80211_VHTCAP_VHT_LINK_ADAPTATION_VHT_MASK_S 26
966
967#define IEEE80211_VHTCAP_RX_ANTENNA_PATTERN 0x10000000
968#define IEEE80211_VHTCAP_RX_ANTENNA_PATTERN_S 28
969#define IEEE80211_VHTCAP_TX_ANTENNA_PATTERN 0x20000000
970#define IEEE80211_VHTCAP_TX_ANTENNA_PATTERN_S 29
971
972/*
973 * XXX TODO: add the rest of the bits
974 */
975#define IEEE80211_VHTCAP_BITS \
976 "\20\1MPDU7991\2MPDU11454\3CHAN160\4CHAN8080\5RXLDPC\6SHORTGI80" \
977 "\7SHORTGI160\10RXSTBC1\11RXSTBC2\12RXSTBC3\13RXSTBC4\14BFERCAP" \
978 "\15BFEECAP\27VHT\37RXANTPTN\40TXANTPTN"
979
980/*
981 * VHT Transmit Power Envelope element - 802.11ac-2013 8.4.2.164
982 *
983 * This defines the maximum transmit power for various bandwidths.
984 */
985/*
986 * Count is how many elements follow and what they're for:
987 *
988 * 0 - 20 MHz
989 * 1 - 20+40 MHz
990 * 2 - 20+40+80 MHz
991 * 3 - 20+40+80+(160, 80+80) MHz
992 */
993#define IEEE80211_VHT_TXPWRENV_INFO_COUNT_SHIFT 0
994#define IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK 0x07
995
996/*
997 * Unit is the tx power representation. It should be EIRP for now;
998 * other values are reserved.
999 */
1000#define IEEE80211_VHT_TXPWRENV_UNIT_MASK 0x38
1001#define IEEE80211_VHT_TXPWRENV_UNIT_SHIFT 3
1002
1003/* This value is within the unit mask/shift above */
1004#define IEEE80211_VHT_TXPWRENV_UNIT_EIRP 0
1005
1006struct ieee80211_ie_vht_txpwrenv {
1007 uint8_t ie;
1008 uint8_t len;
1009 uint8_t tx_info;
1010 int8_t tx_elem[0]; /* TX power elements, 1/2 dB, signed */
1011};
1012
1013/* VHT action codes */
1014#define WLAN_ACTION_VHT_COMPRESSED_BF 0
1015#define WLAN_ACTION_VHT_GROUPID_MGMT 1
1016#define WLAN_ACTION_VHT_OPMODE_NOTIF 2
1017
1018/*
1019 * Management information element payloads.
1020 */
1021
1022enum {
1023 IEEE80211_ELEMID_SSID = 0,
1024 IEEE80211_ELEMID_RATES = 1,
1025 IEEE80211_ELEMID_FHPARMS = 2,
1026 IEEE80211_ELEMID_DSPARMS = 3,
1027 IEEE80211_ELEMID_CFPARMS = 4,
1028 IEEE80211_ELEMID_TIM = 5,
1029 IEEE80211_ELEMID_IBSSPARMS = 6,
1030 IEEE80211_ELEMID_COUNTRY = 7,
1031 IEEE80211_ELEMID_BSSLOAD = 11,
1032 IEEE80211_ELEMID_TSPEC = 13,
1033 IEEE80211_ELEMID_TCLAS = 14,
1034 IEEE80211_ELEMID_CHALLENGE = 16,
1035 /* 17-31 reserved for challenge text extension */
1036 IEEE80211_ELEMID_PWRCNSTR = 32,
1037 IEEE80211_ELEMID_PWRCAP = 33,
1038 IEEE80211_ELEMID_TPCREQ = 34,
1039 IEEE80211_ELEMID_TPCREP = 35,
1040 IEEE80211_ELEMID_SUPPCHAN = 36,
1041 IEEE80211_ELEMID_CSA = 37,
1042 IEEE80211_ELEMID_MEASREQ = 38,
1043 IEEE80211_ELEMID_MEASREP = 39,
1044 IEEE80211_ELEMID_QUIET = 40,
1045 IEEE80211_ELEMID_IBSSDFS = 41,
1046 IEEE80211_ELEMID_ERP = 42,
1047 IEEE80211_ELEMID_HTCAP = 45,
1048 IEEE80211_ELEMID_QOS = 46,
1049 IEEE80211_ELEMID_RESERVED_47 = 47,
1050 IEEE80211_ELEMID_RSN = 48,
1051 IEEE80211_ELEMID_XRATES = 50,
1052 IEEE80211_ELEMID_APCHANREP = 51,
1053 IEEE80211_ELEMID_MOBILITY_DOMAIN = 54,
1054 IEEE80211_ELEMID_HTINFO = 61,
1055 IEEE80211_ELEMID_SECCHAN_OFFSET = 62,
1056 IEEE80211_ELEMID_RRM_ENACAPS = 70,
1057 IEEE80211_ELEMID_MULTIBSSID = 71,
1058 IEEE80211_ELEMID_COEX_2040 = 72,
1059 IEEE80211_ELEMID_INTOL_CHN_REPORT = 73,
1060 IEEE80211_ELEMID_OVERLAP_BSS_SCAN_PARAM = 74,
1061 IEEE80211_ELEMID_TSF_REQ = 91,
1062 IEEE80211_ELEMID_TSF_RESP = 92,
1063 IEEE80211_ELEMID_WNM_SLEEP_MODE = 93,
1064 IEEE80211_ELEMID_TIM_BCAST_REQ = 94,
1065 IEEE80211_ELEMID_TIM_BCAST_RESP = 95,
1066 IEEE80211_ELEMID_TPC = 150,
1067 IEEE80211_ELEMID_CCKM = 156,
1068 IEEE80211_ELEMID_VENDOR = 221, /* vendor private */
1069
1070 /*
1071 * 802.11s IEs
1072 * NB: On vanilla Linux still IEEE80211_ELEMID_MESHPEER = 55,
1073 * but they defined a new with id 117 called PEER_MGMT.
1074 * NB: complies with open80211
1075 */
1076 IEEE80211_ELEMID_MESHCONF = 113,
1077 IEEE80211_ELEMID_MESHID = 114,
1078 IEEE80211_ELEMID_MESHLINK = 115,
1079 IEEE80211_ELEMID_MESHCNGST = 116,
1080 IEEE80211_ELEMID_MESHPEER = 117,
1081 IEEE80211_ELEMID_MESHCSA = 118,
1082 IEEE80211_ELEMID_MESHTIM = 39, /* XXX: remove */
1083 IEEE80211_ELEMID_MESHAWAKEW = 119,
1084 IEEE80211_ELEMID_MESHBEACONT = 120,
1085 /* 121-124 MMCAOP not implemented yet */
1086 IEEE80211_ELEMID_MESHGANN = 125,
1087 IEEE80211_ELEMID_MESHRANN = 126,
1088 /* 127 Extended Capabilities */
1089 IEEE80211_ELEMID_EXTCAP = 127,
1090 /* 128-129 reserved */
1091 IEEE80211_ELEMID_MESHPREQ = 130,
1092 IEEE80211_ELEMID_MESHPREP = 131,
1093 IEEE80211_ELEMID_MESHPERR = 132,
1094 /* 133-136 reserved */
1095 IEEE80211_ELEMID_MESHPXU = 137,
1096 IEEE80211_ELEMID_MESHPXUC = 138,
1097 IEEE80211_ELEMID_MESHAH = 60, /* XXX: remove */
1098
1099 /* 802.11ac-2013, Table 8-54-Element IDs */
1100 IEEE80211_ELEMID_VHT_CAP = 191,
1101 IEEE80211_ELEMID_VHT_OPMODE = 192,
1102 IEEE80211_ELEMID_EXTENDED_BSS_LOAD = 193,
1103 IEEE80211_ELEMID_WIDE_BW_CHANNEL_SWITCH = 194,
1104 IEEE80211_ELEMID_VHT_PWR_ENV = 195,
1105 IEEE80211_ELEMID_CHANNEL_SWITCH_WRAPPER = 196,
1106 IEEE80211_ELEMID_AID = 197,
1107 IEEE80211_ELEMID_QUIET_CHANNEL = 198,
1108 IEEE80211_ELEMID_OPMODE_NOTIF = 199,
1109};
1110
1111struct ieee80211_tim_ie {
1112 uint8_t tim_ie; /* IEEE80211_ELEMID_TIM */
1113 uint8_t tim_len;
1114 uint8_t tim_count; /* DTIM count */
1115 uint8_t tim_period; /* DTIM period */
1116 uint8_t tim_bitctl; /* bitmap control */
1117 uint8_t tim_bitmap[1]; /* variable-length bitmap */
1118} __packed;
1119
1120struct ieee80211_country_ie {
1121 uint8_t ie; /* IEEE80211_ELEMID_COUNTRY */
1122 uint8_t len;
1123 uint8_t cc[3]; /* ISO CC+(I)ndoor/(O)utdoor */
1124 struct {
1125 uint8_t schan; /* starting channel */
1126 uint8_t nchan; /* number channels */
1127 uint8_t maxtxpwr; /* tx power cap */
1128 } __packed band[1]; /* sub bands (NB: var size) */
1129} __packed;
1130
1131#define IEEE80211_COUNTRY_MAX_BANDS 84 /* max possible bands */
1132#define IEEE80211_COUNTRY_MAX_SIZE \
1133 (sizeof(struct ieee80211_country_ie) + 3*(IEEE80211_COUNTRY_MAX_BANDS-1))
1134
1135struct ieee80211_bss_load_ie {
1136 uint8_t ie;
1137 uint8_t len;
1138 uint16_t sta_count; /* station count */
1139 uint8_t chan_load; /* channel utilization */
1140 uint8_t aac; /* available admission capacity */
1141} __packed;
1142
1143struct ieee80211_ap_chan_report_ie {
1144 uint8_t ie;
1145 uint8_t len;
1146 uint8_t i_class; /* operating class */
1147 /* Annex E, E.1 Country information and operating classes */
1148 uint8_t chan_list[0];
1149} __packed;
1150
1151#define IEEE80211_EXTCAP_CMS (1ULL << 0) /* 20/40 BSS coexistence management support */
1152#define IEEE80211_EXTCAP_RSVD_1 (1ULL << 1)
1153#define IEEE80211_EXTCAP_ECS (1ULL << 2) /* extended channel switching */
1154#define IEEE80211_EXTCAP_RSVD_3 (1ULL << 3)
1155#define IEEE80211_EXTCAP_PSMP_CAP (1ULL << 4) /* PSMP capability */
1156#define IEEE80211_EXTCAP_RSVD_5 (1ULL << 5)
1157#define IEEE80211_EXTCAP_S_PSMP_SUPP (1ULL << 6)
1158#define IEEE80211_EXTCAP_EVENT (1ULL << 7)
1159#define IEEE80211_EXTCAP_DIAGNOSTICS (1ULL << 8)
1160#define IEEE80211_EXTCAP_MCAST_DIAG (1ULL << 9)
1161#define IEEE80211_EXTCAP_LOC_TRACKING (1ULL << 10)
1162#define IEEE80211_EXTCAP_FMS (1ULL << 11)
1163#define IEEE80211_EXTCAP_PROXY_ARP (1ULL << 12)
1164#define IEEE80211_EXTCAP_CIR (1ULL << 13) /* collocated interference reporting */
1165#define IEEE80211_EXTCAP_CIVIC_LOC (1ULL << 14)
1166#define IEEE80211_EXTCAP_GEOSPATIAL_LOC (1ULL << 15)
1167#define IEEE80211_EXTCAP_TFS (1ULL << 16)
1168#define IEEE80211_EXTCAP_WNM_SLEEPMODE (1ULL << 17)
1169#define IEEE80211_EXTCAP_TIM_BROADCAST (1ULL << 18)
1170#define IEEE80211_EXTCAP_BSS_TRANSITION (1ULL << 19)
1171#define IEEE80211_EXTCAP_QOS_TRAF_CAP (1ULL << 20)
1172#define IEEE80211_EXTCAP_AC_STA_COUNT (1ULL << 21)
1173#define IEEE80211_EXTCAP_M_BSSID (1ULL << 22) /* multiple BSSID field */
1174#define IEEE80211_EXTCAP_TIMING_MEAS (1ULL << 23)
1175#define IEEE80211_EXTCAP_CHAN_USAGE (1ULL << 24)
1176#define IEEE80211_EXTCAP_SSID_LIST (1ULL << 25)
1177#define IEEE80211_EXTCAP_DMS (1ULL << 26)
1178#define IEEE80211_EXTCAP_UTC_TSF_OFFSET (1ULL << 27)
1179#define IEEE80211_EXTCAP_TLDS_BUF_STA_SUPP (1ULL << 28) /* TDLS peer U-APSP buffer STA support */
1180#define IEEE80211_EXTCAP_TLDS_PPSM_SUPP (1ULL << 29) /* TDLS peer PSM support */
1181#define IEEE80211_EXTCAP_TLDS_CH_SW (1ULL << 30) /* TDLS channel switching */
1182#define IEEE80211_EXTCAP_INTERWORKING (1ULL << 31)
1183#define IEEE80211_EXTCAP_QOSMAP (1ULL << 32)
1184#define IEEE80211_EXTCAP_EBR (1ULL << 33)
1185#define IEEE80211_EXTCAP_SSPN_IF (1ULL << 34)
1186#define IEEE80211_EXTCAP_RSVD_35 (1ULL << 35)
1187#define IEEE80211_EXTCAP_MSGCF_CAP (1ULL << 36)
1188#define IEEE80211_EXTCAP_TLDS_SUPP (1ULL << 37)
1189#define IEEE80211_EXTCAP_TLDS_PROHIB (1ULL << 38)
1190#define IEEE80211_EXTCAP_TLDS_CH_SW_PROHIB (1ULL << 39) /* TDLS channel switching prohibited */
1191#define IEEE80211_EXTCAP_RUF (1ULL << 40) /* reject unadmitted frame */
1192/* service interval granularity */
1193#define IEEE80211_EXTCAP_SIG \
1194 ((1ULL << 41) | (1ULL << 42) | (1ULL << 43))
1195#define IEEE80211_EXTCAP_ID_LOC (1ULL << 44)
1196#define IEEE80211_EXTCAP_U_APSD_COEX (1ULL << 45)
1197#define IEEE80211_EXTCAP_WNM_NOTIFICATION (1ULL << 46)
1198#define IEEE80211_EXTCAP_RSVD_47 (1ULL << 47)
1199#define IEEE80211_EXTCAP_SSID (1ULL << 48) /* UTF-8 SSID */
1200/* bits 49-n are reserved */
1201
1202struct ieee80211_extcap_ie {
1203 uint8_t ie;
1204 uint8_t len;
1205} __packed;
1206
1207/*
1208 * 802.11h Quiet Time Element.
1209 */
1210struct ieee80211_quiet_ie {
1211 uint8_t quiet_ie; /* IEEE80211_ELEMID_QUIET */
1212 uint8_t len;
1213 uint8_t tbttcount; /* quiet start */
1214 uint8_t period; /* beacon intervals between quiets */
1215 uint16_t duration; /* TUs of each quiet*/
1216 uint16_t offset; /* TUs of from TBTT of quiet start */
1217} __packed;
1218
1219/*
1220 * 802.11h Channel Switch Announcement (CSA).
1221 */
1222struct ieee80211_csa_ie {
1223 uint8_t csa_ie; /* IEEE80211_ELEMID_CHANSWITCHANN */
1224 uint8_t csa_len;
1225 uint8_t csa_mode; /* Channel Switch Mode */
1226 uint8_t csa_newchan; /* New Channel Number */
1227 uint8_t csa_count; /* Channel Switch Count */
1228} __packed;
1229
1230/*
1231 * Note the min acceptable CSA count is used to guard against
1232 * malicious CSA injection in station mode. Defining this value
1233 * as other than 0 violates the 11h spec.
1234 */
1235#define IEEE80211_CSA_COUNT_MIN 2
1236#define IEEE80211_CSA_COUNT_MAX 255
1237
1238/* rate set entries are in .5 Mb/s units, and potentially marked as basic */
1239#define IEEE80211_RATE_BASIC 0x80
1240#define IEEE80211_RATE_VAL 0x7f
1241#define IEEE80211_RV(v) ((v) & IEEE80211_RATE_VAL)
1242
1243/* ERP information element flags */
1244#define IEEE80211_ERP_NON_ERP_PRESENT 0x01
1245#define IEEE80211_ERP_USE_PROTECTION 0x02
1246#define IEEE80211_ERP_LONG_PREAMBLE 0x04
1247
1248#define IEEE80211_ERP_BITS \
1249 "\20\1NON_ERP_PRESENT\2USE_PROTECTION\3LONG_PREAMBLE"
1250
1251#define ATH_OUI 0x7f0300 /* Atheros OUI */
1252#define ATH_OUI_TYPE 0x01 /* Atheros protocol ie */
1253
1254/* NB: Atheros allocated the OUI for this purpose ~2005 but beware ... */
1255#define TDMA_OUI ATH_OUI
1256#define TDMA_OUI_TYPE 0x02 /* TDMA protocol ie */
1257
1258#define BCM_OUI 0x4c9000 /* Broadcom OUI */
1259#define BCM_OUI_HTCAP 51 /* pre-draft HTCAP ie */
1260#define BCM_OUI_HTINFO 52 /* pre-draft HTINFO ie */
1261
1262#define WPA_OUI 0xf25000
1263#define WPA_OUI_TYPE 0x01
1264#define WPA_VERSION 1 /* current supported version */
1265
1266#define WPA_CSE_NULL 0x00
1267#define WPA_CSE_WEP40 0x01
1268#define WPA_CSE_TKIP 0x02
1269#define WPA_CSE_CCMP 0x04
1270#define WPA_CSE_WEP104 0x05
1271
1272#define WPA_ASE_NONE 0x00
1273#define WPA_ASE_8021X_UNSPEC 0x01
1274#define WPA_ASE_8021X_PSK 0x02
1275
1276#define WPS_OUI_TYPE 0x04
1277
1278#define RSN_OUI 0xac0f00
1279#define RSN_VERSION 1 /* current supported version */
1280
1281#define RSN_CSE_NULL 0x00
1282#define RSN_CSE_WEP40 0x01
1283#define RSN_CSE_TKIP 0x02
1284#define RSN_CSE_WRAP 0x03
1285#define RSN_CSE_CCMP 0x04
1286#define RSN_CSE_WEP104 0x05
1287
1288#define RSN_ASE_NONE 0x00
1289#define RSN_ASE_8021X_UNSPEC 0x01
1290#define RSN_ASE_8021X_PSK 0x02
1291
1292#define RSN_CAP_PREAUTH 0x01
1293
1294#define WME_OUI 0xf25000
1295#define WME_OUI_TYPE 0x02
1296#define WME_INFO_OUI_SUBTYPE 0x00
1297#define WME_PARAM_OUI_SUBTYPE 0x01
1298#define WME_VERSION 1
1299
1300/* WME stream classes */
1301#define WME_AC_BE 0 /* best effort */
1302#define WME_AC_BK 1 /* background */
1303#define WME_AC_VI 2 /* video */
1304#define WME_AC_VO 3 /* voice */
1305
1306/*
1307 * AUTH management packets
1308 *
1309 * octet algo[2]
1310 * octet seq[2]
1311 * octet status[2]
1312 * octet chal.id
1313 * octet chal.length
1314 * octet chal.text[253] NB: 1-253 bytes
1315 */
1316
1317/* challenge length for shared key auth */
1318#define IEEE80211_CHALLENGE_LEN 128
1319
1320#define IEEE80211_AUTH_ALG_OPEN 0x0000
1321#define IEEE80211_AUTH_ALG_SHARED 0x0001
1322#define IEEE80211_AUTH_ALG_LEAP 0x0080
1323
1324enum {
1325 IEEE80211_AUTH_OPEN_REQUEST = 1,
1326 IEEE80211_AUTH_OPEN_RESPONSE = 2,
1327};
1328
1329enum {
1330 IEEE80211_AUTH_SHARED_REQUEST = 1,
1331 IEEE80211_AUTH_SHARED_CHALLENGE = 2,
1332 IEEE80211_AUTH_SHARED_RESPONSE = 3,
1333 IEEE80211_AUTH_SHARED_PASS = 4,
1334};
1335
1336/*
1337 * Reason and status codes.
1338 *
1339 * Reason codes are used in management frames to indicate why an
1340 * action took place (e.g. on disassociation). Status codes are
1341 * used in management frames to indicate the result of an operation.
1342 *
1343 * Unlisted codes are reserved
1344 */
1345
1346enum {
1347 IEEE80211_REASON_UNSPECIFIED = 1,
1348 IEEE80211_REASON_AUTH_EXPIRE = 2,
1349 IEEE80211_REASON_AUTH_LEAVE = 3,
1350 IEEE80211_REASON_ASSOC_EXPIRE = 4,
1351 IEEE80211_REASON_ASSOC_TOOMANY = 5,
1352 IEEE80211_REASON_NOT_AUTHED = 6,
1353 IEEE80211_REASON_NOT_ASSOCED = 7,
1354 IEEE80211_REASON_ASSOC_LEAVE = 8,
1355 IEEE80211_REASON_ASSOC_NOT_AUTHED = 9,
1356 IEEE80211_REASON_DISASSOC_PWRCAP_BAD = 10, /* 11h */
1357 IEEE80211_REASON_DISASSOC_SUPCHAN_BAD = 11, /* 11h */
1358 IEEE80211_REASON_IE_INVALID = 13, /* 11i */
1359 IEEE80211_REASON_MIC_FAILURE = 14, /* 11i */
1360 IEEE80211_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, /* 11i */
1361 IEEE80211_REASON_GROUP_KEY_UPDATE_TIMEOUT = 16, /* 11i */
1362 IEEE80211_REASON_IE_IN_4WAY_DIFFERS = 17, /* 11i */
1363 IEEE80211_REASON_GROUP_CIPHER_INVALID = 18, /* 11i */
1364 IEEE80211_REASON_PAIRWISE_CIPHER_INVALID= 19, /* 11i */
1365 IEEE80211_REASON_AKMP_INVALID = 20, /* 11i */
1366 IEEE80211_REASON_UNSUPP_RSN_IE_VERSION = 21, /* 11i */
1367 IEEE80211_REASON_INVALID_RSN_IE_CAP = 22, /* 11i */
1368 IEEE80211_REASON_802_1X_AUTH_FAILED = 23, /* 11i */
1369 IEEE80211_REASON_CIPHER_SUITE_REJECTED = 24, /* 11i */
1370 IEEE80211_REASON_UNSPECIFIED_QOS = 32, /* 11e */
1371 IEEE80211_REASON_INSUFFICIENT_BW = 33, /* 11e */
1372 IEEE80211_REASON_TOOMANY_FRAMES = 34, /* 11e */
1373 IEEE80211_REASON_OUTSIDE_TXOP = 35, /* 11e */
1374 IEEE80211_REASON_LEAVING_QBSS = 36, /* 11e */
1375 IEEE80211_REASON_BAD_MECHANISM = 37, /* 11e */
1376 IEEE80211_REASON_SETUP_NEEDED = 38, /* 11e */
1377 IEEE80211_REASON_TIMEOUT = 39, /* 11e */
1378
1379 IEEE80211_REASON_PEER_LINK_CANCELED = 52, /* 11s */
1380 IEEE80211_REASON_MESH_MAX_PEERS = 53, /* 11s */
1381 IEEE80211_REASON_MESH_CPVIOLATION = 54, /* 11s */
1382 IEEE80211_REASON_MESH_CLOSE_RCVD = 55, /* 11s */
1383 IEEE80211_REASON_MESH_MAX_RETRIES = 56, /* 11s */
1384 IEEE80211_REASON_MESH_CONFIRM_TIMEOUT = 57, /* 11s */
1385 IEEE80211_REASON_MESH_INVALID_GTK = 58, /* 11s */
1386 IEEE80211_REASON_MESH_INCONS_PARAMS = 59, /* 11s */
1387 IEEE80211_REASON_MESH_INVALID_SECURITY = 60, /* 11s */
1388 IEEE80211_REASON_MESH_PERR_NO_PROXY = 61, /* 11s */
1389 IEEE80211_REASON_MESH_PERR_NO_FI = 62, /* 11s */
1390 IEEE80211_REASON_MESH_PERR_DEST_UNREACH = 63, /* 11s */
1391 IEEE80211_REASON_MESH_MAC_ALRDY_EXISTS_MBSS = 64, /* 11s */
1392 IEEE80211_REASON_MESH_CHAN_SWITCH_REG = 65, /* 11s */
1393 IEEE80211_REASON_MESH_CHAN_SWITCH_UNSPEC = 66, /* 11s */
1394
1395 IEEE80211_STATUS_SUCCESS = 0,
1396 IEEE80211_STATUS_UNSPECIFIED = 1,
1397 IEEE80211_STATUS_CAPINFO = 10,
1398 IEEE80211_STATUS_NOT_ASSOCED = 11,
1399 IEEE80211_STATUS_OTHER = 12,
1400 IEEE80211_STATUS_ALG = 13,
1401 IEEE80211_STATUS_SEQUENCE = 14,
1402 IEEE80211_STATUS_CHALLENGE = 15,
1403 IEEE80211_STATUS_TIMEOUT = 16,
1404 IEEE80211_STATUS_TOOMANY = 17,
1405 IEEE80211_STATUS_BASIC_RATE = 18,
1406 IEEE80211_STATUS_SP_REQUIRED = 19, /* 11b */
1407 IEEE80211_STATUS_PBCC_REQUIRED = 20, /* 11b */
1408 IEEE80211_STATUS_CA_REQUIRED = 21, /* 11b */
1409 IEEE80211_STATUS_SPECMGMT_REQUIRED = 22, /* 11h */
1410 IEEE80211_STATUS_PWRCAP_REQUIRED = 23, /* 11h */
1411 IEEE80211_STATUS_SUPCHAN_REQUIRED = 24, /* 11h */
1412 IEEE80211_STATUS_SHORTSLOT_REQUIRED = 25, /* 11g */
1413 IEEE80211_STATUS_DSSSOFDM_REQUIRED = 26, /* 11g */
1414 IEEE80211_STATUS_MISSING_HT_CAPS = 27, /* 11n D3.0 */
1415 IEEE80211_STATUS_INVALID_IE = 40, /* 11i */
1416 IEEE80211_STATUS_GROUP_CIPHER_INVALID = 41, /* 11i */
1417 IEEE80211_STATUS_PAIRWISE_CIPHER_INVALID = 42, /* 11i */
1418 IEEE80211_STATUS_AKMP_INVALID = 43, /* 11i */
1419 IEEE80211_STATUS_UNSUPP_RSN_IE_VERSION = 44, /* 11i */
1420 IEEE80211_STATUS_INVALID_RSN_IE_CAP = 45, /* 11i */
1421 IEEE80211_STATUS_CIPHER_SUITE_REJECTED = 46, /* 11i */
1422};
1423
1424#define IEEE80211_WEP_KEYLEN 5 /* 40bit */
1425#define IEEE80211_WEP_IVLEN 3 /* 24bit */
1426#define IEEE80211_WEP_KIDLEN 1 /* 1 octet */
1427#define IEEE80211_WEP_CRCLEN 4 /* CRC-32 */
1428#define IEEE80211_WEP_TOTLEN (IEEE80211_WEP_IVLEN + \
1429 IEEE80211_WEP_KIDLEN + \
1430 IEEE80211_WEP_CRCLEN)
1431#define IEEE80211_WEP_NKID 4 /* number of key ids */
1432
1433/*
1434 * 802.11i defines an extended IV for use with non-WEP ciphers.
1435 * When the EXTIV bit is set in the key id byte an additional
1436 * 4 bytes immediately follow the IV for TKIP. For CCMP the
1437 * EXTIV bit is likewise set but the 8 bytes represent the
1438 * CCMP header rather than IV+extended-IV.
1439 */
1440#define IEEE80211_WEP_EXTIV 0x20
1441#define IEEE80211_WEP_EXTIVLEN 4 /* extended IV length */
1442#define IEEE80211_WEP_MICLEN 8 /* trailing MIC */
1443
1444#define IEEE80211_CRC_LEN 4
1445
1446/*
1447 * Maximum acceptable MTU is:
1448 * IEEE80211_MAX_LEN - WEP overhead - CRC -
1449 * QoS overhead - RSN/WPA overhead
1450 * Min is arbitrarily chosen > IEEE80211_MIN_LEN. The default
1451 * mtu is Ethernet-compatible; it's set by ether_ifattach.
1452 */
1453#define IEEE80211_MTU_MAX 2290
1454#define IEEE80211_MTU_MIN 32
1455
1456#define IEEE80211_MAX_LEN (2300 + IEEE80211_CRC_LEN + \
1457 (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN + IEEE80211_WEP_CRCLEN))
1458#define IEEE80211_ACK_LEN \
1459 (sizeof(struct ieee80211_frame_ack) + IEEE80211_CRC_LEN)
1460#define IEEE80211_MIN_LEN \
1461 (sizeof(struct ieee80211_frame_min) + IEEE80211_CRC_LEN)
1462
1463/*
1464 * The 802.11 spec says at most 2007 stations may be
1465 * associated at once. For most AP's this is way more
1466 * than is feasible so we use a default of IEEE80211_AID_DEF.
1467 * This number may be overridden by the driver and/or by
1468 * user configuration but may not be less than IEEE80211_AID_MIN
1469 * (see _ieee80211.h for implementation-specific settings).
1470 */
1471#define IEEE80211_AID_MAX 2007
1472
1473#define IEEE80211_AID(b) ((b) &~ 0xc000)
1474
1475/*
1476 * RTS frame length parameters. The default is specified in
1477 * the 802.11 spec as 512; we treat it as implementation-dependent
1478 * so it's defined in ieee80211_var.h. The max may be wrong
1479 * for jumbo frames.
1480 */
1481#define IEEE80211_RTS_MIN 1
1482#define IEEE80211_RTS_MAX 2346
1483
1484/*
1485 * TX fragmentation parameters. As above for RTS, we treat
1486 * default as implementation-dependent so define it elsewhere.
1487 */
1488#define IEEE80211_FRAG_MIN 256
1489#define IEEE80211_FRAG_MAX 2346
1490
1491/*
1492 * Beacon interval (TU's). Min+max come from WiFi requirements.
1493 * As above, we treat default as implementation-dependent so
1494 * define it elsewhere.
1495 */
1496#define IEEE80211_BINTVAL_MAX 1000 /* max beacon interval (TU's) */
1497#define IEEE80211_BINTVAL_MIN 25 /* min beacon interval (TU's) */
1498
1499/*
1500 * DTIM period (beacons). Min+max are not really defined
1501 * by the protocol but we want them publicly visible so
1502 * define them here.
1503 */
1504#define IEEE80211_DTIM_MAX 15 /* max DTIM period */
1505#define IEEE80211_DTIM_MIN 1 /* min DTIM period */
1506
1507/*
1508 * Beacon miss threshold (beacons). As for DTIM, we define
1509 * them here to be publicly visible. Note the max may be
1510 * clamped depending on device capabilities.
1511 */
1512#define IEEE80211_HWBMISS_MIN 1
1513#define IEEE80211_HWBMISS_MAX 255
1514
1515/*
1516 * 802.11 frame duration definitions.
1517 */
1518
1519struct ieee80211_duration {
1520 uint16_t d_rts_dur;
1521 uint16_t d_data_dur;
1522 uint16_t d_plcp_len;
1523 uint8_t d_residue; /* unused octets in time slot */
1524};
1525
1526/* One Time Unit (TU) is 1Kus = 1024 microseconds. */
1527#define IEEE80211_DUR_TU 1024
1528
1529/* IEEE 802.11b durations for DSSS PHY in microseconds */
1530#define IEEE80211_DUR_DS_LONG_PREAMBLE 144
1531#define IEEE80211_DUR_DS_SHORT_PREAMBLE 72
1532
1533#define IEEE80211_DUR_DS_SLOW_PLCPHDR 48
1534#define IEEE80211_DUR_DS_FAST_PLCPHDR 24
1535#define IEEE80211_DUR_DS_SLOW_ACK 112
1536#define IEEE80211_DUR_DS_FAST_ACK 56
1537#define IEEE80211_DUR_DS_SLOW_CTS 112
1538#define IEEE80211_DUR_DS_FAST_CTS 56
1539
1540#define IEEE80211_DUR_DS_SLOT 20
1541#define IEEE80211_DUR_DS_SIFS 10
1542#define IEEE80211_DUR_DS_PIFS (IEEE80211_DUR_DS_SIFS + IEEE80211_DUR_DS_SLOT)
1543#define IEEE80211_DUR_DS_DIFS (IEEE80211_DUR_DS_SIFS + \
1544 2 * IEEE80211_DUR_DS_SLOT)
1545#define IEEE80211_DUR_DS_EIFS (IEEE80211_DUR_DS_SIFS + \
1546 IEEE80211_DUR_DS_SLOW_ACK + \
1547 IEEE80211_DUR_DS_LONG_PREAMBLE + \
1548 IEEE80211_DUR_DS_SLOW_PLCPHDR + \
1549 IEEE80211_DUR_DIFS)
1550
1551#endif /* _NET80211_IEEE80211_H_ */