1/*
2 * Copyright (c) 2017 Intel Deutschland GmbH
3 * Copyright (c) 2018-2019, 2021-2022 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
205/* for IEEE80211_RADIOTAP_TIMESTAMP */
206enum ieee80211_radiotap_timestamp_unit_spos {
207 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK = 0x000F,
208 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS = 0x0000,
209 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US = 0x0001,
210 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS = 0x0003,
211 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK = 0x00F0,
212 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU = 0x0000,
213 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ = 0x0010,
214 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU = 0x0020,
215 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU = 0x0030,
216 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN = 0x00F0,
217};
218
219enum ieee80211_radiotap_timestamp_flags {
220 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT = 0x00,
221 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT = 0x01,
222 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02,
223};
224
225struct ieee80211_radiotap_he {
226 __le16 data1, data2, data3, data4, data5, data6;
227};
228
229enum ieee80211_radiotap_he_bits {
230 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK = 3,
231 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU = 0,
232 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU = 1,
233 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU = 2,
234 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG = 3,
235
236 IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN = 0x0004,
237 IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN = 0x0008,
238 IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN = 0x0010,
239 IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN = 0x0020,
240 IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN = 0x0040,
241 IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN = 0x0080,
242 IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN = 0x0100,
243 IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN = 0x0200,
244 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN = 0x0400,
245 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN = 0x0800,
246 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN = 0x1000,
247 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN = 0x2000,
248 IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN = 0x4000,
249 IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN = 0x8000,
250
251 IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN = 0x0001,
252 IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN = 0x0002,
253 IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN = 0x0004,
254 IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN = 0x0008,
255 IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN = 0x0010,
256 IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN = 0x0020,
257 IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN = 0x0040,
258 IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN = 0x0080,
259 IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET = 0x3f00,
260 IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN = 0x4000,
261 IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC = 0x8000,
262
263 IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR = 0x003f,
264 IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE = 0x0040,
265 IEEE80211_RADIOTAP_HE_DATA3_UL_DL = 0x0080,
266 IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS = 0x0f00,
267 IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM = 0x1000,
268 IEEE80211_RADIOTAP_HE_DATA3_CODING = 0x2000,
269 IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG = 0x4000,
270 IEEE80211_RADIOTAP_HE_DATA3_STBC = 0x8000,
271
272 IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE = 0x000f,
273 IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID = 0x7ff0,
274 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1 = 0x000f,
275 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2 = 0x00f0,
276 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3 = 0x0f00,
277 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4 = 0xf000,
278
279 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC = 0x000f,
280 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ = 0,
281 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ = 1,
282 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ = 2,
283 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ = 3,
284 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T = 4,
285 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T = 5,
286 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T = 6,
287 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T = 7,
288 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T = 8,
289 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T = 9,
290 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T = 10,
291
292 IEEE80211_RADIOTAP_HE_DATA5_GI = 0x0030,
293 IEEE80211_RADIOTAP_HE_DATA5_GI_0_8 = 0,
294 IEEE80211_RADIOTAP_HE_DATA5_GI_1_6 = 1,
295 IEEE80211_RADIOTAP_HE_DATA5_GI_3_2 = 2,
296
297 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE = 0x00c0,
298 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN = 0,
299 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X = 1,
300 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X = 2,
301 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X = 3,
302 IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS = 0x0700,
303 IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD = 0x3000,
304 IEEE80211_RADIOTAP_HE_DATA5_TXBF = 0x4000,
305 IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG = 0x8000,
306
307 IEEE80211_RADIOTAP_HE_DATA6_NSTS = 0x000f,
308 IEEE80211_RADIOTAP_HE_DATA6_DOPPLER = 0x0010,
309 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_KNOWN = 0x0020,
310 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW = 0x00c0,
311 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_20MHZ = 0,
312 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_40MHZ = 1,
313 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_80MHZ = 2,
314 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_160MHZ = 3,
315 IEEE80211_RADIOTAP_HE_DATA6_TXOP = 0x7f00,
316 IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY = 0x8000,
317};
318
319struct ieee80211_radiotap_he_mu {
320 __le16 flags1, flags2;
321 u8 ru_ch1[4];
322 u8 ru_ch2[4];
323};
324
325enum ieee80211_radiotap_he_mu_bits {
326 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS = 0x000f,
327 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN = 0x0010,
328 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM = 0x0020,
329 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN = 0x0040,
330 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN = 0x0080,
331 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN = 0x0100,
332 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN = 0x0200,
333 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN = 0x1000,
334 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU = 0x2000,
335 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN = 0x4000,
336 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN = 0x8000,
337
338 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW = 0x0003,
339 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ = 0x0000,
340 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ = 0x0001,
341 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ = 0x0002,
342 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ = 0x0003,
343 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN = 0x0004,
344 IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP = 0x0008,
345 IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS = 0x00f0,
346 IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW = 0x0300,
347 IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN= 0x0400,
348 IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU = 0x0800,
349};
350
351enum ieee80211_radiotap_lsig_data1 {
352 IEEE80211_RADIOTAP_LSIG_DATA1_RATE_KNOWN = 0x0001,
353 IEEE80211_RADIOTAP_LSIG_DATA1_LENGTH_KNOWN = 0x0002,
354};
355
356enum ieee80211_radiotap_lsig_data2 {
357 IEEE80211_RADIOTAP_LSIG_DATA2_RATE = 0x000f,
358 IEEE80211_RADIOTAP_LSIG_DATA2_LENGTH = 0xfff0,
359};
360
361struct ieee80211_radiotap_lsig {
362 __le16 data1, data2;
363};
364
365enum ieee80211_radiotap_zero_len_psdu_type {
366 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_SOUNDING = 0,
367 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_NOT_CAPTURED = 1,
368 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_VENDOR = 0xff,
369};
370
371struct ieee80211_radiotap_tlv {
372 __le16 type;
373 __le16 len;
374 u8 data[];
375} __packed;
376
377/**
378 * struct ieee80211_radiotap_vendor_content - radiotap vendor data content
379 * @oui: radiotap vendor namespace OUI
380 * @oui_subtype: radiotap vendor sub namespace
381 * @vendor_type: radiotap vendor type
382 * @reserved: should always be set to zero (to avoid leaking memory)
383 * @data: the actual vendor namespace data
384 */
385struct ieee80211_radiotap_vendor_content {
386 u8 oui[3];
387 u8 oui_subtype;
388 __le16 vendor_type;
389 __le16 reserved;
390 u8 data[];
391} __packed;
392
393/**
394 * struct ieee80211_radiotap_vendor_tlv - vendor radiotap data information
395 * @type: should always be set to IEEE80211_RADIOTAP_VENDOR_NAMESPACE
396 * @len: length of data
397 * @content: vendor content see @ieee80211_radiotap_vendor_content
398 */
399struct ieee80211_radiotap_vendor_tlv {
400 __le16 type; /* IEEE80211_RADIOTAP_VENDOR_NAMESPACE */
401 __le16 len;
402 struct ieee80211_radiotap_vendor_content content;
403};
404
405/* ieee80211_radiotap_eht_usig - content of U-SIG tlv (type 33)
406 * see www.radiotap.org/fields/U-SIG.html for details
407 */
408struct ieee80211_radiotap_eht_usig {
409 __le32 common;
410 __le32 value;
411 __le32 mask;
412} __packed;
413
414/* ieee80211_radiotap_eht - content of EHT tlv (type 34)
415 * see www.radiotap.org/fields/EHT.html for details
416 */
417struct ieee80211_radiotap_eht {
418 __le32 known;
419 __le32 data[9];
420 __le32 user_info[];
421} __packed;
422
423/* Known field for EHT TLV
424 * The ending defines for what the field applies as following
425 * O - OFDMA (including TB), M - MU-MIMO, S - EHT sounding.
426 */
427enum ieee80211_radiotap_eht_known {
428 IEEE80211_RADIOTAP_EHT_KNOWN_SPATIAL_REUSE = 0x00000002,
429 IEEE80211_RADIOTAP_EHT_KNOWN_GI = 0x00000004,
430 IEEE80211_RADIOTAP_EHT_KNOWN_EHT_LTF = 0x00000010,
431 IEEE80211_RADIOTAP_EHT_KNOWN_LDPC_EXTRA_SYM_OM = 0x00000020,
432 IEEE80211_RADIOTAP_EHT_KNOWN_PRE_PADD_FACOR_OM = 0x00000040,
433 IEEE80211_RADIOTAP_EHT_KNOWN_PE_DISAMBIGUITY_OM = 0x00000080,
434 IEEE80211_RADIOTAP_EHT_KNOWN_DISREGARD_O = 0x00000100,
435 IEEE80211_RADIOTAP_EHT_KNOWN_DISREGARD_S = 0x00000200,
436 IEEE80211_RADIOTAP_EHT_KNOWN_CRC1 = 0x00002000,
437 IEEE80211_RADIOTAP_EHT_KNOWN_TAIL1 = 0x00004000,
438 IEEE80211_RADIOTAP_EHT_KNOWN_CRC2_O = 0x00008000,
439 IEEE80211_RADIOTAP_EHT_KNOWN_TAIL2_O = 0x00010000,
440 IEEE80211_RADIOTAP_EHT_KNOWN_NSS_S = 0x00020000,
441 IEEE80211_RADIOTAP_EHT_KNOWN_BEAMFORMED_S = 0x00040000,
442 IEEE80211_RADIOTAP_EHT_KNOWN_NR_NON_OFDMA_USERS_M = 0x00080000,
443 IEEE80211_RADIOTAP_EHT_KNOWN_ENCODING_BLOCK_CRC_M = 0x00100000,
444 IEEE80211_RADIOTAP_EHT_KNOWN_ENCODING_BLOCK_TAIL_M = 0x00200000,
445 IEEE80211_RADIOTAP_EHT_KNOWN_RU_MRU_SIZE_OM = 0x00400000,
446 IEEE80211_RADIOTAP_EHT_KNOWN_RU_MRU_INDEX_OM = 0x00800000,
447 IEEE80211_RADIOTAP_EHT_KNOWN_RU_ALLOC_TB_FMT = 0x01000000,
448 IEEE80211_RADIOTAP_EHT_KNOWN_PRIMARY_80 = 0x02000000,
449};
450
451enum ieee80211_radiotap_eht_data {
452 /* Data 0 */
453 IEEE80211_RADIOTAP_EHT_DATA0_SPATIAL_REUSE = 0x00000078,
454 IEEE80211_RADIOTAP_EHT_DATA0_GI = 0x00000180,
455 IEEE80211_RADIOTAP_EHT_DATA0_LTF = 0x00000600,
456 IEEE80211_RADIOTAP_EHT_DATA0_EHT_LTF = 0x00003800,
457 IEEE80211_RADIOTAP_EHT_DATA0_LDPC_EXTRA_SYM_OM = 0x00004000,
458 IEEE80211_RADIOTAP_EHT_DATA0_PRE_PADD_FACOR_OM = 0x00018000,
459 IEEE80211_RADIOTAP_EHT_DATA0_PE_DISAMBIGUITY_OM = 0x00020000,
460 IEEE80211_RADIOTAP_EHT_DATA0_DISREGARD_S = 0x000c0000,
461 IEEE80211_RADIOTAP_EHT_DATA0_DISREGARD_O = 0x003c0000,
462 IEEE80211_RADIOTAP_EHT_DATA0_CRC1_O = 0x03c00000,
463 IEEE80211_RADIOTAP_EHT_DATA0_TAIL1_O = 0xfc000000,
464 /* Data 1 */
465 IEEE80211_RADIOTAP_EHT_DATA1_RU_SIZE = 0x0000001f,
466 IEEE80211_RADIOTAP_EHT_DATA1_RU_INDEX = 0x00001fe0,
467 IEEE80211_RADIOTAP_EHT_DATA1_RU_ALLOC_CC_1_1_1 = 0x003fe000,
468 IEEE80211_RADIOTAP_EHT_DATA1_RU_ALLOC_CC_1_1_1_KNOWN = 0x00400000,
469 IEEE80211_RADIOTAP_EHT_DATA1_PRIMARY_80 = 0xc0000000,
470 /* Data 2 */
471 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_1 = 0x000001ff,
472 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_1_KNOWN = 0x00000200,
473 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_1_1_2 = 0x0007fc00,
474 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_1_1_2_KNOWN = 0x00080000,
475 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_2 = 0x1ff00000,
476 IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_2_KNOWN = 0x20000000,
477 /* Data 3 */
478 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_1 = 0x000001ff,
479 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_1_KNOWN = 0x00000200,
480 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_2_2_1 = 0x0007fc00,
481 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_2_2_1_KNOWN = 0x00080000,
482 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_2 = 0x1ff00000,
483 IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_2_KNOWN = 0x20000000,
484 /* Data 4 */
485 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_2 = 0x000001ff,
486 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_2_KNOWN = 0x00000200,
487 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_1_2_3 = 0x0007fc00,
488 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_1_2_3_KNOWN = 0x00080000,
489 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_3 = 0x1ff00000,
490 IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_3_KNOWN = 0x20000000,
491 /* Data 5 */
492 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_4 = 0x000001ff,
493 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_4_KNOWN = 0x00000200,
494 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_2_2_4 = 0x0007fc00,
495 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_2_2_4_KNOWN = 0x00080000,
496 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_5 = 0x1ff00000,
497 IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_5_KNOWN = 0x20000000,
498 /* Data 6 */
499 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_5 = 0x000001ff,
500 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_5_KNOWN = 0x00000200,
501 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_1_2_6 = 0x0007fc00,
502 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_1_2_6_KNOWN = 0x00080000,
503 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_6 = 0x1ff00000,
504 IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_6_KNOWN = 0x20000000,
505 /* Data 7 */
506 IEEE80211_RADIOTAP_EHT_DATA7_CRC2_O = 0x0000000f,
507 IEEE80211_RADIOTAP_EHT_DATA7_TAIL_2_O = 0x000003f0,
508 IEEE80211_RADIOTAP_EHT_DATA7_NSS_S = 0x0000f000,
509 IEEE80211_RADIOTAP_EHT_DATA7_BEAMFORMED_S = 0x00010000,
510 IEEE80211_RADIOTAP_EHT_DATA7_NUM_OF_NON_OFDMA_USERS = 0x000e0000,
511 IEEE80211_RADIOTAP_EHT_DATA7_USER_ENCODING_BLOCK_CRC = 0x00f00000,
512 IEEE80211_RADIOTAP_EHT_DATA7_USER_ENCODING_BLOCK_TAIL = 0x3f000000,
513 /* Data 8 */
514 IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_PS_160 = 0x00000001,
515 IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_B0 = 0x00000002,
516 IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_B7_B1 = 0x000001fc,
517};
518
519enum ieee80211_radiotap_eht_user_info {
520 IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID_KNOWN = 0x00000001,
521 IEEE80211_RADIOTAP_EHT_USER_INFO_MCS_KNOWN = 0x00000002,
522 IEEE80211_RADIOTAP_EHT_USER_INFO_CODING_KNOWN = 0x00000004,
523 IEEE80211_RADIOTAP_EHT_USER_INFO_NSS_KNOWN_O = 0x00000010,
524 IEEE80211_RADIOTAP_EHT_USER_INFO_BEAMFORMING_KNOWN_O = 0x00000020,
525 IEEE80211_RADIOTAP_EHT_USER_INFO_SPATIAL_CONFIG_KNOWN_M = 0x00000040,
526 IEEE80211_RADIOTAP_EHT_USER_INFO_DATA_FOR_USER = 0x00000080,
527 IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID = 0x0007ff00,
528 IEEE80211_RADIOTAP_EHT_USER_INFO_CODING = 0x00080000,
529 IEEE80211_RADIOTAP_EHT_USER_INFO_MCS = 0x00f00000,
530 IEEE80211_RADIOTAP_EHT_USER_INFO_NSS_O = 0x0f000000,
531 IEEE80211_RADIOTAP_EHT_USER_INFO_BEAMFORMING_O = 0x20000000,
532 IEEE80211_RADIOTAP_EHT_USER_INFO_SPATIAL_CONFIG_M = 0x3f000000,
533 IEEE80211_RADIOTAP_EHT_USER_INFO_RESEVED_c0000000 = 0xc0000000,
534};
535
536enum ieee80211_radiotap_eht_usig_common {
537 IEEE80211_RADIOTAP_EHT_USIG_COMMON_PHY_VER_KNOWN = 0x00000001,
538 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_KNOWN = 0x00000002,
539 IEEE80211_RADIOTAP_EHT_USIG_COMMON_UL_DL_KNOWN = 0x00000004,
540 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BSS_COLOR_KNOWN = 0x00000008,
541 IEEE80211_RADIOTAP_EHT_USIG_COMMON_TXOP_KNOWN = 0x00000010,
542 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BAD_USIG_CRC = 0x00000020,
543 IEEE80211_RADIOTAP_EHT_USIG_COMMON_VALIDATE_BITS_CHECKED = 0x00000040,
544 IEEE80211_RADIOTAP_EHT_USIG_COMMON_VALIDATE_BITS_OK = 0x00000080,
545 IEEE80211_RADIOTAP_EHT_USIG_COMMON_PHY_VER = 0x00007000,
546 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW = 0x00038000,
547 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_20MHZ = 0,
548 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_40MHZ = 1,
549 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_80MHZ = 2,
550 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_160MHZ = 3,
551 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_320MHZ_1 = 4,
552 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_320MHZ_2 = 5,
553 IEEE80211_RADIOTAP_EHT_USIG_COMMON_UL_DL = 0x00040000,
554 IEEE80211_RADIOTAP_EHT_USIG_COMMON_BSS_COLOR = 0x01f80000,
555 IEEE80211_RADIOTAP_EHT_USIG_COMMON_TXOP = 0xfe000000,
556};
557
558enum ieee80211_radiotap_eht_usig_mu {
559 /* MU-USIG-1 */
560 IEEE80211_RADIOTAP_EHT_USIG1_MU_B20_B24_DISREGARD = 0x0000001f,
561 IEEE80211_RADIOTAP_EHT_USIG1_MU_B25_VALIDATE = 0x00000020,
562 /* MU-USIG-2 */
563 IEEE80211_RADIOTAP_EHT_USIG2_MU_B0_B1_PPDU_TYPE = 0x000000c0,
564 IEEE80211_RADIOTAP_EHT_USIG2_MU_B2_VALIDATE = 0x00000100,
565 IEEE80211_RADIOTAP_EHT_USIG2_MU_B3_B7_PUNCTURED_INFO = 0x00003e00,
566 IEEE80211_RADIOTAP_EHT_USIG2_MU_B8_VALIDATE = 0x00004000,
567 IEEE80211_RADIOTAP_EHT_USIG2_MU_B9_B10_SIG_MCS = 0x00018000,
568 IEEE80211_RADIOTAP_EHT_USIG2_MU_B11_B15_EHT_SIG_SYMBOLS = 0x003e0000,
569 IEEE80211_RADIOTAP_EHT_USIG2_MU_B16_B19_CRC = 0x03c00000,
570 IEEE80211_RADIOTAP_EHT_USIG2_MU_B20_B25_TAIL = 0xfc000000,
571};
572
573enum ieee80211_radiotap_eht_usig_tb {
574 /* TB-USIG-1 */
575 IEEE80211_RADIOTAP_EHT_USIG1_TB_B20_B25_DISREGARD = 0x0000001f,
576
577 /* TB-USIG-2 */
578 IEEE80211_RADIOTAP_EHT_USIG2_TB_B0_B1_PPDU_TYPE = 0x000000c0,
579 IEEE80211_RADIOTAP_EHT_USIG2_TB_B2_VALIDATE = 0x00000100,
580 IEEE80211_RADIOTAP_EHT_USIG2_TB_B3_B6_SPATIAL_REUSE_1 = 0x00001e00,
581 IEEE80211_RADIOTAP_EHT_USIG2_TB_B7_B10_SPATIAL_REUSE_2 = 0x0001e000,
582 IEEE80211_RADIOTAP_EHT_USIG2_TB_B11_B15_DISREGARD = 0x003e0000,
583 IEEE80211_RADIOTAP_EHT_USIG2_TB_B16_B19_CRC = 0x03c00000,
584 IEEE80211_RADIOTAP_EHT_USIG2_TB_B20_B25_TAIL = 0xfc000000,
585};
586
587/**
588 * ieee80211_get_radiotap_len - get radiotap header length
589 * @data: pointer to the header
590 * Return: the radiotap header length
591 */
592static inline u16 ieee80211_get_radiotap_len(const char *data)
593{
594 const struct ieee80211_radiotap_header *hdr = (const void *)data;
595
596 return get_unaligned_le16(p: &hdr->it_len);
597}
598
599#endif /* __RADIOTAP_H */
600