1/*
2 * Copyright (c) 2017 Intel Deutschland GmbH
3 * Copyright (c) 2018-2019, 2021-2022, 2025 Intel Corporation
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17#ifndef __RADIOTAP_H
18#define __RADIOTAP_H
19
20#include <linux/kernel.h>
21#include <linux/unaligned.h>
22
23/**
24 * struct ieee80211_radiotap_header - base radiotap header
25 */
26struct ieee80211_radiotap_header {
27 __struct_group(ieee80211_radiotap_header_fixed, hdr, __packed,
28 /**
29 * @it_version: radiotap version, always 0
30 */
31 uint8_t it_version;
32
33 /**
34 * @it_pad: padding (or alignment)
35 */
36 uint8_t it_pad;
37
38 /**
39 * @it_len: overall radiotap header length
40 */
41 __le16 it_len;
42
43 /**
44 * @it_present: (first) present word
45 */
46 __le32 it_present;
47 );
48
49 /**
50 * @it_optional: all remaining presence bitmaps
51 */
52 __le32 it_optional[];
53} __packed;
54
55static_assert(offsetof(struct ieee80211_radiotap_header, it_optional) == sizeof(struct ieee80211_radiotap_header_fixed),
56 "struct member likely outside of __struct_group()");
57
58/* version is always 0 */
59#define PKTHDR_RADIOTAP_VERSION 0
60
61/* see the radiotap website for the descriptions */
62enum ieee80211_radiotap_presence {
63 IEEE80211_RADIOTAP_TSFT = 0,
64 IEEE80211_RADIOTAP_FLAGS = 1,
65 IEEE80211_RADIOTAP_RATE = 2,
66 IEEE80211_RADIOTAP_CHANNEL = 3,
67 IEEE80211_RADIOTAP_FHSS = 4,
68 IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5,
69 IEEE80211_RADIOTAP_DBM_ANTNOISE = 6,
70 IEEE80211_RADIOTAP_LOCK_QUALITY = 7,
71 IEEE80211_RADIOTAP_TX_ATTENUATION = 8,
72 IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9,
73 IEEE80211_RADIOTAP_DBM_TX_POWER = 10,
74 IEEE80211_RADIOTAP_ANTENNA = 11,
75 IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12,
76 IEEE80211_RADIOTAP_DB_ANTNOISE = 13,
77 IEEE80211_RADIOTAP_RX_FLAGS = 14,
78 IEEE80211_RADIOTAP_TX_FLAGS = 15,
79 IEEE80211_RADIOTAP_RTS_RETRIES = 16,
80 IEEE80211_RADIOTAP_DATA_RETRIES = 17,
81 /* 18 is XChannel, but it's not defined yet */
82 IEEE80211_RADIOTAP_MCS = 19,
83 IEEE80211_RADIOTAP_AMPDU_STATUS = 20,
84 IEEE80211_RADIOTAP_VHT = 21,
85 IEEE80211_RADIOTAP_TIMESTAMP = 22,
86 IEEE80211_RADIOTAP_HE = 23,
87 IEEE80211_RADIOTAP_HE_MU = 24,
88 IEEE80211_RADIOTAP_ZERO_LEN_PSDU = 26,
89 IEEE80211_RADIOTAP_LSIG = 27,
90 IEEE80211_RADIOTAP_TLV = 28,
91
92 /* valid in every it_present bitmap, even vendor namespaces */
93 IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
94 IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30,
95 IEEE80211_RADIOTAP_EXT = 31,
96 IEEE80211_RADIOTAP_EHT_USIG = 33,
97 IEEE80211_RADIOTAP_EHT = 34,
98};
99
100/* for IEEE80211_RADIOTAP_FLAGS */
101enum ieee80211_radiotap_flags {
102 IEEE80211_RADIOTAP_F_CFP = 0x01,
103 IEEE80211_RADIOTAP_F_SHORTPRE = 0x02,
104 IEEE80211_RADIOTAP_F_WEP = 0x04,
105 IEEE80211_RADIOTAP_F_FRAG = 0x08,
106 IEEE80211_RADIOTAP_F_FCS = 0x10,
107 IEEE80211_RADIOTAP_F_DATAPAD = 0x20,
108 IEEE80211_RADIOTAP_F_BADFCS = 0x40,
109};
110
111/* for IEEE80211_RADIOTAP_CHANNEL */
112enum ieee80211_radiotap_channel_flags {
113 IEEE80211_CHAN_CCK = 0x0020,
114 IEEE80211_CHAN_OFDM = 0x0040,
115 IEEE80211_CHAN_2GHZ = 0x0080,
116 IEEE80211_CHAN_5GHZ = 0x0100,
117 IEEE80211_CHAN_DYN = 0x0400,
118 IEEE80211_CHAN_HALF = 0x4000,
119 IEEE80211_CHAN_QUARTER = 0x8000,
120};
121
122/* for IEEE80211_RADIOTAP_RX_FLAGS */
123enum ieee80211_radiotap_rx_flags {
124 IEEE80211_RADIOTAP_F_RX_BADPLCP = 0x0002,
125};
126
127/* for IEEE80211_RADIOTAP_TX_FLAGS */
128enum ieee80211_radiotap_tx_flags {
129 IEEE80211_RADIOTAP_F_TX_FAIL = 0x0001,
130 IEEE80211_RADIOTAP_F_TX_CTS = 0x0002,
131 IEEE80211_RADIOTAP_F_TX_RTS = 0x0004,
132 IEEE80211_RADIOTAP_F_TX_NOACK = 0x0008,
133 IEEE80211_RADIOTAP_F_TX_NOSEQNO = 0x0010,
134 IEEE80211_RADIOTAP_F_TX_ORDER = 0x0020,
135};
136
137/* for IEEE80211_RADIOTAP_MCS "have" flags */
138enum ieee80211_radiotap_mcs_have {
139 IEEE80211_RADIOTAP_MCS_HAVE_BW = 0x01,
140 IEEE80211_RADIOTAP_MCS_HAVE_MCS = 0x02,
141 IEEE80211_RADIOTAP_MCS_HAVE_GI = 0x04,
142 IEEE80211_RADIOTAP_MCS_HAVE_FMT = 0x08,
143 IEEE80211_RADIOTAP_MCS_HAVE_FEC = 0x10,
144 IEEE80211_RADIOTAP_MCS_HAVE_STBC = 0x20,
145};
146
147enum ieee80211_radiotap_mcs_flags {
148 IEEE80211_RADIOTAP_MCS_BW_MASK = 0x03,
149 IEEE80211_RADIOTAP_MCS_BW_20 = 0,
150 IEEE80211_RADIOTAP_MCS_BW_40 = 1,
151 IEEE80211_RADIOTAP_MCS_BW_20L = 2,
152 IEEE80211_RADIOTAP_MCS_BW_20U = 3,
153
154 IEEE80211_RADIOTAP_MCS_SGI = 0x04,
155 IEEE80211_RADIOTAP_MCS_FMT_GF = 0x08,
156 IEEE80211_RADIOTAP_MCS_FEC_LDPC = 0x10,
157 IEEE80211_RADIOTAP_MCS_STBC_MASK = 0x60,
158 IEEE80211_RADIOTAP_MCS_STBC_1 = 1,
159 IEEE80211_RADIOTAP_MCS_STBC_2 = 2,
160 IEEE80211_RADIOTAP_MCS_STBC_3 = 3,
161 IEEE80211_RADIOTAP_MCS_STBC_SHIFT = 5,
162};
163
164/* for IEEE80211_RADIOTAP_AMPDU_STATUS */
165enum ieee80211_radiotap_ampdu_flags {
166 IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN = 0x0001,
167 IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN = 0x0002,
168 IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN = 0x0004,
169 IEEE80211_RADIOTAP_AMPDU_IS_LAST = 0x0008,
170 IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR = 0x0010,
171 IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN = 0x0020,
172 IEEE80211_RADIOTAP_AMPDU_EOF = 0x0040,
173 IEEE80211_RADIOTAP_AMPDU_EOF_KNOWN = 0x0080,
174};
175
176/* for IEEE80211_RADIOTAP_VHT */
177enum ieee80211_radiotap_vht_known {
178 IEEE80211_RADIOTAP_VHT_KNOWN_STBC = 0x0001,
179 IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA = 0x0002,
180 IEEE80211_RADIOTAP_VHT_KNOWN_GI = 0x0004,
181 IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS = 0x0008,
182 IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM = 0x0010,
183 IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED = 0x0020,
184 IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH = 0x0040,
185 IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID = 0x0080,
186 IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID = 0x0100,
187};
188
189enum ieee80211_radiotap_vht_flags {
190 IEEE80211_RADIOTAP_VHT_FLAG_STBC = 0x01,
191 IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA = 0x02,
192 IEEE80211_RADIOTAP_VHT_FLAG_SGI = 0x04,
193 IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 = 0x08,
194 IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM = 0x10,
195 IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED = 0x20,
196};
197
198enum ieee80211_radiotap_vht_coding {
199 IEEE80211_RADIOTAP_CODING_LDPC_USER0 = 0x01,
200 IEEE80211_RADIOTAP_CODING_LDPC_USER1 = 0x02,
201 IEEE80211_RADIOTAP_CODING_LDPC_USER2 = 0x04,
202 IEEE80211_RADIOTAP_CODING_LDPC_USER3 = 0x08,
203};
204
205enum ieee80211_radiotap_vht_bandwidth {
206 /* Note: more values are defined but can't really be used */
207 IEEE80211_RADIOTAP_VHT_BW_20 = 0,
208 IEEE80211_RADIOTAP_VHT_BW_40 = 1,
209 IEEE80211_RADIOTAP_VHT_BW_80 = 4,
210 IEEE80211_RADIOTAP_VHT_BW_160 = 11,
211};
212
213struct ieee80211_radiotap_vht {
214 __le16 known;
215 u8 flags;
216 u8 bandwidth;
217 u8 mcs_nss[4];
218 u8 coding;
219 u8 group_id;
220 __le16 partial_aid;
221} __packed;
222
223/* for IEEE80211_RADIOTAP_TIMESTAMP */
224enum ieee80211_radiotap_timestamp_unit_spos {
225 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK = 0x000F,
226 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS = 0x0000,
227 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US = 0x0001,
228 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS = 0x0003,
229 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK = 0x00F0,
230 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU = 0x0000,
231 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ = 0x0010,
232 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU = 0x0020,
233 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU = 0x0030,
234 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN = 0x00F0,
235};
236
237enum ieee80211_radiotap_timestamp_flags {
238 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT = 0x00,
239 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT = 0x01,
240 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02,
241};
242
243struct ieee80211_radiotap_he {
244 __le16 data1, data2, data3, data4, data5, data6;
245};
246
247enum ieee80211_radiotap_he_bits {
248 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK = 3,
249 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU = 0,
250 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU = 1,
251 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU = 2,
252 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG = 3,
253
254 IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN = 0x0004,
255 IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN = 0x0008,
256 IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN = 0x0010,
257 IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN = 0x0020,
258 IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN = 0x0040,
259 IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN = 0x0080,
260 IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN = 0x0100,
261 IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN = 0x0200,
262 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN = 0x0400,
263 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN = 0x0800,
264 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN = 0x1000,
265 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN = 0x2000,
266 IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN = 0x4000,
267 IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN = 0x8000,
268
269 IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN = 0x0001,
270 IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN = 0x0002,
271 IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN = 0x0004,
272 IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN = 0x0008,
273 IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN = 0x0010,
274 IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN = 0x0020,
275 IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN = 0x0040,
276 IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN = 0x0080,
277 IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET = 0x3f00,
278 IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN = 0x4000,
279 IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC = 0x8000,
280
281 IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR = 0x003f,
282 IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE = 0x0040,
283 IEEE80211_RADIOTAP_HE_DATA3_UL_DL = 0x0080,
284 IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS = 0x0f00,
285 IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM = 0x1000,
286 IEEE80211_RADIOTAP_HE_DATA3_CODING = 0x2000,
287 IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG = 0x4000,
288 IEEE80211_RADIOTAP_HE_DATA3_STBC = 0x8000,
289
290 IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE = 0x000f,
291 IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID = 0x7ff0,
292 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1 = 0x000f,
293 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2 = 0x00f0,
294 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3 = 0x0f00,
295 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4 = 0xf000,
296
297 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC = 0x000f,
298 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ = 0,
299 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ = 1,
300 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ = 2,
301 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ = 3,
302 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T = 4,
303 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T = 5,
304 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T = 6,
305 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T = 7,
306 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T = 8,
307 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T = 9,
308 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T = 10,
309
310 IEEE80211_RADIOTAP_HE_DATA5_GI = 0x0030,
311 IEEE80211_RADIOTAP_HE_DATA5_GI_0_8 = 0,
312 IEEE80211_RADIOTAP_HE_DATA5_GI_1_6 = 1,
313 IEEE80211_RADIOTAP_HE_DATA5_GI_3_2 = 2,
314
315 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE = 0x00c0,
316 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN = 0,
317 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X = 1,
318 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X = 2,
319 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X = 3,
320 IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS = 0x0700,
321 IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD = 0x3000,
322 IEEE80211_RADIOTAP_HE_DATA5_TXBF = 0x4000,
323 IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG = 0x8000,
324
325 IEEE80211_RADIOTAP_HE_DATA6_NSTS = 0x000f,
326 IEEE80211_RADIOTAP_HE_DATA6_DOPPLER = 0x0010,
327 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_KNOWN = 0x0020,
328 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW = 0x00c0,
329 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_20MHZ = 0,
330 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_40MHZ = 1,
331 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_80MHZ = 2,
332 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_160MHZ = 3,
333 IEEE80211_RADIOTAP_HE_DATA6_TXOP = 0x7f00,
334 IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY = 0x8000,
335};
336
337struct ieee80211_radiotap_he_mu {
338 __le16 flags1, flags2;
339 u8 ru_ch1[4];
340 u8 ru_ch2[4];
341};
342
343enum ieee80211_radiotap_he_mu_bits {
344 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS = 0x000f,
345 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN = 0x0010,
346 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM = 0x0020,
347 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN = 0x0040,
348 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN = 0x0080,
349 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN = 0x0100,
350 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN = 0x0200,
351 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN = 0x1000,
352 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU = 0x2000,
353 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN = 0x4000,
354 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN = 0x8000,
355
356 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW = 0x0003,
357 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ = 0x0000,
358 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ = 0x0001,
359 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ = 0x0002,
360 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ = 0x0003,
361 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN = 0x0004,
362 IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP = 0x0008,
363 IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS = 0x00f0,
364 IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW = 0x0300,
365 IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN= 0x0400,
366 IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU = 0x0800,
367};
368
369enum ieee80211_radiotap_lsig_data1 {
370 IEEE80211_RADIOTAP_LSIG_DATA1_RATE_KNOWN = 0x0001,
371 IEEE80211_RADIOTAP_LSIG_DATA1_LENGTH_KNOWN = 0x0002,
372};
373
374enum ieee80211_radiotap_lsig_data2 {
375 IEEE80211_RADIOTAP_LSIG_DATA2_RATE = 0x000f,
376 IEEE80211_RADIOTAP_LSIG_DATA2_LENGTH = 0xfff0,
377};
378
379struct ieee80211_radiotap_lsig {
380 __le16 data1, data2;
381};
382
383enum ieee80211_radiotap_zero_len_psdu_type {
384 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_SOUNDING = 0,
385 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_NOT_CAPTURED = 1,
386 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_VENDOR = 0xff,
387};
388
389struct ieee80211_radiotap_tlv {
390 __le16 type;
391 __le16 len;
392 u8 data[];
393} __packed;
394
395/**
396 * struct ieee80211_radiotap_vendor_content - radiotap vendor data content
397 * @oui: radiotap vendor namespace OUI
398 * @oui_subtype: radiotap vendor sub namespace
399 * @vendor_type: radiotap vendor type
400 * @reserved: should always be set to zero (to avoid leaking memory)
401 * @data: the actual vendor namespace data
402 */
403struct ieee80211_radiotap_vendor_content {
404 u8 oui[3];
405 u8 oui_subtype;
406 __le16 vendor_type;
407 __le16 reserved;
408 u8 data[];
409} __packed;
410
411/**
412 * struct ieee80211_radiotap_vendor_tlv - vendor radiotap data information
413 * @type: should always be set to IEEE80211_RADIOTAP_VENDOR_NAMESPACE
414 * @len: length of data
415 * @content: vendor content see @ieee80211_radiotap_vendor_content
416 */
417struct ieee80211_radiotap_vendor_tlv {
418 __le16 type; /* IEEE80211_RADIOTAP_VENDOR_NAMESPACE */
419 __le16 len;
420 struct ieee80211_radiotap_vendor_content content;
421};
422
423/* ieee80211_radiotap_eht_usig - content of U-SIG tlv (type 33)
424 * see www.radiotap.org/fields/U-SIG.html for details
425 */
426struct ieee80211_radiotap_eht_usig {
427 __le32 common;
428 __le32 value;
429 __le32 mask;
430} __packed;
431
432/* ieee80211_radiotap_eht - content of EHT tlv (type 34)
433 * see www.radiotap.org/fields/EHT.html for details
434 */
435struct ieee80211_radiotap_eht {
436 __le32 known;
437 __le32 data[9];
438 __le32 user_info[];
439} __packed;
440
441/* Known field for EHT TLV
442 * The ending defines for what the field applies as following
443 * O - OFDMA (including TB), M - MU-MIMO, S - EHT sounding.
444 */
445enum ieee80211_radiotap_eht_known {
446 IEEE80211_RADIOTAP_EHT_KNOWN_SPATIAL_REUSE = 0x00000002,
447 IEEE80211_RADIOTAP_EHT_KNOWN_GI = 0x00000004,
448 IEEE80211_RADIOTAP_EHT_KNOWN_EHT_LTF = 0x00000010,
449 IEEE80211_RADIOTAP_EHT_KNOWN_LDPC_EXTRA_SYM_OM = 0x00000020,
450 IEEE80211_RADIOTAP_EHT_KNOWN_PRE_PADD_FACOR_OM = 0x00000040,
451 IEEE80211_RADIOTAP_EHT_KNOWN_PE_DISAMBIGUITY_OM = 0x00000080,
452 IEEE80211_RADIOTAP_EHT_KNOWN_DISREGARD_O = 0x00000100,
453 IEEE80211_RADIOTAP_EHT_KNOWN_DISREGARD_S = 0x00000200,
454 IEEE80211_RADIOTAP_EHT_KNOWN_CRC1 = 0x00002000,
455 IEEE80211_RADIOTAP_EHT_KNOWN_TAIL1 = 0x00004000,
456 IEEE80211_RADIOTAP_EHT_KNOWN_CRC2_O = 0x00008000,
457 IEEE80211_RADIOTAP_EHT_KNOWN_TAIL2_O = 0x00010000,
458 IEEE80211_RADIOTAP_EHT_KNOWN_NSS_S = 0x00020000,
459 IEEE80211_RADIOTAP_EHT_KNOWN_BEAMFORMED_S = 0x00040000,
460 IEEE80211_RADIOTAP_EHT_KNOWN_NR_NON_OFDMA_USERS_M = 0x00080000,
461 IEEE80211_RADIOTAP_EHT_KNOWN_ENCODING_BLOCK_CRC_M = 0x00100000,
462 IEEE80211_RADIOTAP_EHT_KNOWN_ENCODING_BLOCK_TAIL_M = 0x00200000,
463 IEEE80211_RADIOTAP_EHT_KNOWN_RU_MRU_SIZE_OM = 0x00400000,
464 IEEE80211_RADIOTAP_EHT_KNOWN_RU_MRU_INDEX_OM = 0x00800000,
465 IEEE80211_RADIOTAP_EHT_KNOWN_RU_ALLOC_TB_FMT = 0x01000000,
466 IEEE80211_RADIOTAP_EHT_KNOWN_PRIMARY_80 = 0x02000000,
467};
468
469enum ieee80211_radiotap_eht_data {
470 /* Data 0 */
471 IEEE80211_RADIOTAP_EHT_DATA0_SPATIAL_REUSE = 0x00000078,
472 IEEE80211_RADIOTAP_EHT_DATA0_GI = 0x00000180,
473 IEEE80211_RADIOTAP_EHT_DATA0_LTF = 0x00000600,
474 IEEE80211_RADIOTAP_EHT_DATA0_EHT_LTF = 0x00003800,
475 IEEE80211_RADIOTAP_EHT_DATA0_LDPC_EXTRA_SYM_OM = 0x00004000,
476 IEEE80211_RADIOTAP_EHT_DATA0_PRE_PADD_FACOR_OM = 0x00018000,
477 IEEE80211_RADIOTAP_EHT_DATA0_PE_DISAMBIGUITY_OM = 0x00020000,
478 IEEE80211_RADIOTAP_EHT_DATA0_DISREGARD_S = 0x000c0000,
479 IEEE80211_RADIOTAP_EHT_DATA0_DISREGARD_O = 0x003c0000,
480 IEEE80211_RADIOTAP_EHT_DATA0_CRC1_O = 0x03c00000,
481 IEEE80211_RADIOTAP_EHT_DATA0_TAIL1_O = 0xfc000000,
482 /* Data 1 */
483 IEEE80211_RADIOTAP_EHT_DATA1_RU_SIZE = 0x0000001f,
484 IEEE80211_RADIOTAP_EHT_DATA1_RU_INDEX = 0x00001fe0,
485 IEEE80211_RADIOTAP_EHT_DATA1_RU_ALLOC_CC_1_1_1 = 0x003fe000,
486 IEEE80211_RADIOTAP_EHT_DATA1_RU_ALLOC_CC_1_1_1_KNOWN = 0x00400000,
487 IEEE80211_RADIOTAP_EHT_DATA1_PRIMARY_80 = 0xc0000000,
488 /* Data 2 */
489 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_1 = 0x000001ff,
490 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_1_KNOWN = 0x00000200,
491 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_1_1_2 = 0x0007fc00,
492 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_1_1_2_KNOWN = 0x00080000,
493 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_2 = 0x1ff00000,
494 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_2_KNOWN = 0x20000000,
495 /* Data 3 */
496 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_1 = 0x000001ff,
497 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_1_KNOWN = 0x00000200,
498 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_2_2_1 = 0x0007fc00,
499 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_2_2_1_KNOWN = 0x00080000,
500 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_2 = 0x1ff00000,
501 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_2_KNOWN = 0x20000000,
502 /* Data 4 */
503 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_2 = 0x000001ff,
504 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_2_KNOWN = 0x00000200,
505 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_1_2_3 = 0x0007fc00,
506 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_1_2_3_KNOWN = 0x00080000,
507 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_3 = 0x1ff00000,
508 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_3_KNOWN = 0x20000000,
509 /* Data 5 */
510 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_4 = 0x000001ff,
511 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_4_KNOWN = 0x00000200,
512 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_2_2_4 = 0x0007fc00,
513 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_2_2_4_KNOWN = 0x00080000,
514 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_5 = 0x1ff00000,
515 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_5_KNOWN = 0x20000000,
516 /* Data 6 */
517 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_5 = 0x000001ff,
518 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_5_KNOWN = 0x00000200,
519 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_1_2_6 = 0x0007fc00,
520 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_1_2_6_KNOWN = 0x00080000,
521 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_6 = 0x1ff00000,
522 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_6_KNOWN = 0x20000000,
523 /* Data 7 */
524 IEEE80211_RADIOTAP_EHT_DATA7_CRC2_O = 0x0000000f,
525 IEEE80211_RADIOTAP_EHT_DATA7_TAIL_2_O = 0x000003f0,
526 IEEE80211_RADIOTAP_EHT_DATA7_NSS_S = 0x0000f000,
527 IEEE80211_RADIOTAP_EHT_DATA7_BEAMFORMED_S = 0x00010000,
528 IEEE80211_RADIOTAP_EHT_DATA7_NUM_OF_NON_OFDMA_USERS = 0x000e0000,
529 IEEE80211_RADIOTAP_EHT_DATA7_USER_ENCODING_BLOCK_CRC = 0x00f00000,
530 IEEE80211_RADIOTAP_EHT_DATA7_USER_ENCODING_BLOCK_TAIL = 0x3f000000,
531 /* Data 8 */
532 IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_PS_160 = 0x00000001,
533 IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_B0 = 0x00000002,
534 IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_B7_B1 = 0x000001fc,
535};
536
537enum ieee80211_radiotap_eht_user_info {
538 IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID_KNOWN = 0x00000001,
539 IEEE80211_RADIOTAP_EHT_USER_INFO_MCS_KNOWN = 0x00000002,
540 IEEE80211_RADIOTAP_EHT_USER_INFO_CODING_KNOWN = 0x00000004,
541 IEEE80211_RADIOTAP_EHT_USER_INFO_NSS_KNOWN_O = 0x00000010,
542 IEEE80211_RADIOTAP_EHT_USER_INFO_BEAMFORMING_KNOWN_O = 0x00000020,
543 IEEE80211_RADIOTAP_EHT_USER_INFO_SPATIAL_CONFIG_KNOWN_M = 0x00000040,
544 IEEE80211_RADIOTAP_EHT_USER_INFO_DATA_FOR_USER = 0x00000080,
545 IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID = 0x0007ff00,
546 IEEE80211_RADIOTAP_EHT_USER_INFO_CODING = 0x00080000,
547 IEEE80211_RADIOTAP_EHT_USER_INFO_MCS = 0x00f00000,
548 IEEE80211_RADIOTAP_EHT_USER_INFO_NSS_O = 0x0f000000,
549 IEEE80211_RADIOTAP_EHT_USER_INFO_BEAMFORMING_O = 0x20000000,
550 IEEE80211_RADIOTAP_EHT_USER_INFO_SPATIAL_CONFIG_M = 0x3f000000,
551 IEEE80211_RADIOTAP_EHT_USER_INFO_RESEVED_c0000000 = 0xc0000000,
552};
553
554enum ieee80211_radiotap_eht_usig_common {
555 IEEE80211_RADIOTAP_EHT_USIG_COMMON_PHY_VER_KNOWN = 0x00000001,
556 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_KNOWN = 0x00000002,
557 IEEE80211_RADIOTAP_EHT_USIG_COMMON_UL_DL_KNOWN = 0x00000004,
558 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BSS_COLOR_KNOWN = 0x00000008,
559 IEEE80211_RADIOTAP_EHT_USIG_COMMON_TXOP_KNOWN = 0x00000010,
560 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BAD_USIG_CRC = 0x00000020,
561 IEEE80211_RADIOTAP_EHT_USIG_COMMON_VALIDATE_BITS_CHECKED = 0x00000040,
562 IEEE80211_RADIOTAP_EHT_USIG_COMMON_VALIDATE_BITS_OK = 0x00000080,
563 IEEE80211_RADIOTAP_EHT_USIG_COMMON_PHY_VER = 0x00007000,
564 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW = 0x00038000,
565 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_20MHZ = 0,
566 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_40MHZ = 1,
567 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_80MHZ = 2,
568 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_160MHZ = 3,
569 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_320MHZ_1 = 4,
570 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_320MHZ_2 = 5,
571 IEEE80211_RADIOTAP_EHT_USIG_COMMON_UL_DL = 0x00040000,
572 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BSS_COLOR = 0x01f80000,
573 IEEE80211_RADIOTAP_EHT_USIG_COMMON_TXOP = 0xfe000000,
574};
575
576enum ieee80211_radiotap_eht_usig_mu {
577 /* MU-USIG-1 */
578 IEEE80211_RADIOTAP_EHT_USIG1_MU_B20_B24_DISREGARD = 0x0000001f,
579 IEEE80211_RADIOTAP_EHT_USIG1_MU_B25_VALIDATE = 0x00000020,
580 /* MU-USIG-2 */
581 IEEE80211_RADIOTAP_EHT_USIG2_MU_B0_B1_PPDU_TYPE = 0x000000c0,
582 IEEE80211_RADIOTAP_EHT_USIG2_MU_B2_VALIDATE = 0x00000100,
583 IEEE80211_RADIOTAP_EHT_USIG2_MU_B3_B7_PUNCTURED_INFO = 0x00003e00,
584 IEEE80211_RADIOTAP_EHT_USIG2_MU_B8_VALIDATE = 0x00004000,
585 IEEE80211_RADIOTAP_EHT_USIG2_MU_B9_B10_SIG_MCS = 0x00018000,
586 IEEE80211_RADIOTAP_EHT_USIG2_MU_B11_B15_EHT_SIG_SYMBOLS = 0x003e0000,
587 IEEE80211_RADIOTAP_EHT_USIG2_MU_B16_B19_CRC = 0x03c00000,
588 IEEE80211_RADIOTAP_EHT_USIG2_MU_B20_B25_TAIL = 0xfc000000,
589};
590
591enum ieee80211_radiotap_eht_usig_tb {
592 /* TB-USIG-1 */
593 IEEE80211_RADIOTAP_EHT_USIG1_TB_B20_B25_DISREGARD = 0x0000001f,
594
595 /* TB-USIG-2 */
596 IEEE80211_RADIOTAP_EHT_USIG2_TB_B0_B1_PPDU_TYPE = 0x000000c0,
597 IEEE80211_RADIOTAP_EHT_USIG2_TB_B2_VALIDATE = 0x00000100,
598 IEEE80211_RADIOTAP_EHT_USIG2_TB_B3_B6_SPATIAL_REUSE_1 = 0x00001e00,
599 IEEE80211_RADIOTAP_EHT_USIG2_TB_B7_B10_SPATIAL_REUSE_2 = 0x0001e000,
600 IEEE80211_RADIOTAP_EHT_USIG2_TB_B11_B15_DISREGARD = 0x003e0000,
601 IEEE80211_RADIOTAP_EHT_USIG2_TB_B16_B19_CRC = 0x03c00000,
602 IEEE80211_RADIOTAP_EHT_USIG2_TB_B20_B25_TAIL = 0xfc000000,
603};
604
605/**
606 * ieee80211_get_radiotap_len - get radiotap header length
607 * @data: pointer to the header
608 * Return: the radiotap header length
609 */
610static inline u16 ieee80211_get_radiotap_len(const char *data)
611{
612 const struct ieee80211_radiotap_header *hdr = (const void *)data;
613
614 return get_unaligned_le16(p: &hdr->it_len);
615}
616
617#endif /* __RADIOTAP_H */
618

source code of linux/include/net/ieee80211_radiotap.h