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1/*
2 * Copyright (c) 2003, 2004 David Young. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. The name of David Young may not be used to endorse or promote
13 * products derived from this software without specific prior
14 * written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
18 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
19 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID
20 * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
22 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
27 * OF SUCH DAMAGE.
28 */
29
30/*
31 * Modifications to fit into the linux IEEE 802.11 stack,
32 * Mike Kershaw (dragorn@kismetwireless.net)
33 */
34
35#ifndef IEEE80211RADIOTAP_H
36#define IEEE80211RADIOTAP_H
37
38#include <linux/if_ether.h>
39#include <linux/kernel.h>
40#include <asm/unaligned.h>
41
42/* Base version of the radiotap packet header data */
43#define PKTHDR_RADIOTAP_VERSION 0
44
45/* A generic radio capture format is desirable. There is one for
46 * Linux, but it is neither rigidly defined (there were not even
47 * units given for some fields) nor easily extensible.
48 *
49 * I suggest the following extensible radio capture format. It is
50 * based on a bitmap indicating which fields are present.
51 *
52 * I am trying to describe precisely what the application programmer
53 * should expect in the following, and for that reason I tell the
54 * units and origin of each measurement (where it applies), or else I
55 * use sufficiently weaselly language ("is a monotonically nondecreasing
56 * function of...") that I cannot set false expectations for lawyerly
57 * readers.
58 */
59
60/*
61 * The radio capture header precedes the 802.11 header.
62 * All data in the header is little endian on all platforms.
63 */
64struct ieee80211_radiotap_header {
65 u8 it_version; /* Version 0. Only increases
66 * for drastic changes,
67 * introduction of compatible
68 * new fields does not count.
69 */
70 u8 it_pad;
71 __le16 it_len; /* length of the whole
72 * header in bytes, including
73 * it_version, it_pad,
74 * it_len, and data fields.
75 */
76 __le32 it_present; /* A bitmap telling which
77 * fields are present. Set bit 31
78 * (0x80000000) to extend the
79 * bitmap by another 32 bits.
80 * Additional extensions are made
81 * by setting bit 31.
82 */
83} __packed;
84
85/* Name Data type Units
86 * ---- --------- -----
87 *
88 * IEEE80211_RADIOTAP_TSFT __le64 microseconds
89 *
90 * Value in microseconds of the MAC's 64-bit 802.11 Time
91 * Synchronization Function timer when the first bit of the
92 * MPDU arrived at the MAC. For received frames, only.
93 *
94 * IEEE80211_RADIOTAP_CHANNEL 2 x __le16 MHz, bitmap
95 *
96 * Tx/Rx frequency in MHz, followed by flags (see below).
97 *
98 * IEEE80211_RADIOTAP_FHSS __le16 see below
99 *
100 * For frequency-hopping radios, the hop set (first byte)
101 * and pattern (second byte).
102 *
103 * IEEE80211_RADIOTAP_RATE u8 500kb/s
104 *
105 * Tx/Rx data rate
106 *
107 * IEEE80211_RADIOTAP_DBM_ANTSIGNAL s8 decibels from
108 * one milliwatt (dBm)
109 *
110 * RF signal power at the antenna, decibel difference from
111 * one milliwatt.
112 *
113 * IEEE80211_RADIOTAP_DBM_ANTNOISE s8 decibels from
114 * one milliwatt (dBm)
115 *
116 * RF noise power at the antenna, decibel difference from one
117 * milliwatt.
118 *
119 * IEEE80211_RADIOTAP_DB_ANTSIGNAL u8 decibel (dB)
120 *
121 * RF signal power at the antenna, decibel difference from an
122 * arbitrary, fixed reference.
123 *
124 * IEEE80211_RADIOTAP_DB_ANTNOISE u8 decibel (dB)
125 *
126 * RF noise power at the antenna, decibel difference from an
127 * arbitrary, fixed reference point.
128 *
129 * IEEE80211_RADIOTAP_LOCK_QUALITY __le16 unitless
130 *
131 * Quality of Barker code lock. Unitless. Monotonically
132 * nondecreasing with "better" lock strength. Called "Signal
133 * Quality" in datasheets. (Is there a standard way to measure
134 * this?)
135 *
136 * IEEE80211_RADIOTAP_TX_ATTENUATION __le16 unitless
137 *
138 * Transmit power expressed as unitless distance from max
139 * power set at factory calibration. 0 is max power.
140 * Monotonically nondecreasing with lower power levels.
141 *
142 * IEEE80211_RADIOTAP_DB_TX_ATTENUATION __le16 decibels (dB)
143 *
144 * Transmit power expressed as decibel distance from max power
145 * set at factory calibration. 0 is max power. Monotonically
146 * nondecreasing with lower power levels.
147 *
148 * IEEE80211_RADIOTAP_DBM_TX_POWER s8 decibels from
149 * one milliwatt (dBm)
150 *
151 * Transmit power expressed as dBm (decibels from a 1 milliwatt
152 * reference). This is the absolute power level measured at
153 * the antenna port.
154 *
155 * IEEE80211_RADIOTAP_FLAGS u8 bitmap
156 *
157 * Properties of transmitted and received frames. See flags
158 * defined below.
159 *
160 * IEEE80211_RADIOTAP_ANTENNA u8 antenna index
161 *
162 * Unitless indication of the Rx/Tx antenna for this packet.
163 * The first antenna is antenna 0.
164 *
165 * IEEE80211_RADIOTAP_RX_FLAGS __le16 bitmap
166 *
167 * Properties of received frames. See flags defined below.
168 *
169 * IEEE80211_RADIOTAP_TX_FLAGS __le16 bitmap
170 *
171 * Properties of transmitted frames. See flags defined below.
172 *
173 * IEEE80211_RADIOTAP_RTS_RETRIES u8 data
174 *
175 * Number of rts retries a transmitted frame used.
176 *
177 * IEEE80211_RADIOTAP_DATA_RETRIES u8 data
178 *
179 * Number of unicast retries a transmitted frame used.
180 *
181 * IEEE80211_RADIOTAP_MCS u8, u8, u8 unitless
182 *
183 * Contains a bitmap of known fields/flags, the flags, and
184 * the MCS index.
185 *
186 * IEEE80211_RADIOTAP_AMPDU_STATUS u32, u16, u8, u8 unitless
187 *
188 * Contains the AMPDU information for the subframe.
189 *
190 * IEEE80211_RADIOTAP_VHT u16, u8, u8, u8[4], u8, u8, u16
191 *
192 * Contains VHT information about this frame.
193 */
194enum ieee80211_radiotap_type {
195 IEEE80211_RADIOTAP_TSFT = 0,
196 IEEE80211_RADIOTAP_FLAGS = 1,
197 IEEE80211_RADIOTAP_RATE = 2,
198 IEEE80211_RADIOTAP_CHANNEL = 3,
199 IEEE80211_RADIOTAP_FHSS = 4,
200 IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5,
201 IEEE80211_RADIOTAP_DBM_ANTNOISE = 6,
202 IEEE80211_RADIOTAP_LOCK_QUALITY = 7,
203 IEEE80211_RADIOTAP_TX_ATTENUATION = 8,
204 IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9,
205 IEEE80211_RADIOTAP_DBM_TX_POWER = 10,
206 IEEE80211_RADIOTAP_ANTENNA = 11,
207 IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12,
208 IEEE80211_RADIOTAP_DB_ANTNOISE = 13,
209 IEEE80211_RADIOTAP_RX_FLAGS = 14,
210 IEEE80211_RADIOTAP_TX_FLAGS = 15,
211 IEEE80211_RADIOTAP_RTS_RETRIES = 16,
212 IEEE80211_RADIOTAP_DATA_RETRIES = 17,
213
214 IEEE80211_RADIOTAP_MCS = 19,
215 IEEE80211_RADIOTAP_AMPDU_STATUS = 20,
216 IEEE80211_RADIOTAP_VHT = 21,
217
218 /* valid in every it_present bitmap, even vendor namespaces */
219 IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
220 IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30,
221 IEEE80211_RADIOTAP_EXT = 31
222};
223
224/* Channel flags. */
225#define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */
226#define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */
227#define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */
228#define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */
229#define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */
230#define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */
231#define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */
232#define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */
233#define IEEE80211_CHAN_GSM 0x1000 /* GSM (900 MHz) */
234#define IEEE80211_CHAN_STURBO 0x2000 /* Static Turbo */
235#define IEEE80211_CHAN_HALF 0x4000 /* Half channel (10 MHz wide) */
236#define IEEE80211_CHAN_QUARTER 0x8000 /* Quarter channel (5 MHz wide) */
237
238/* For IEEE80211_RADIOTAP_FLAGS */
239#define IEEE80211_RADIOTAP_F_CFP 0x01 /* sent/received
240 * during CFP
241 */
242#define IEEE80211_RADIOTAP_F_SHORTPRE 0x02 /* sent/received
243 * with short
244 * preamble
245 */
246#define IEEE80211_RADIOTAP_F_WEP 0x04 /* sent/received
247 * with WEP encryption
248 */
249#define IEEE80211_RADIOTAP_F_FRAG 0x08 /* sent/received
250 * with fragmentation
251 */
252#define IEEE80211_RADIOTAP_F_FCS 0x10 /* frame includes FCS */
253#define IEEE80211_RADIOTAP_F_DATAPAD 0x20 /* frame has padding between
254 * 802.11 header and payload
255 * (to 32-bit boundary)
256 */
257#define IEEE80211_RADIOTAP_F_BADFCS 0x40 /* bad FCS */
258
259/* For IEEE80211_RADIOTAP_RX_FLAGS */
260#define IEEE80211_RADIOTAP_F_RX_BADPLCP 0x0002 /* frame has bad PLCP */
261
262/* For IEEE80211_RADIOTAP_TX_FLAGS */
263#define IEEE80211_RADIOTAP_F_TX_FAIL 0x0001 /* failed due to excessive
264 * retries */
265#define IEEE80211_RADIOTAP_F_TX_CTS 0x0002 /* used cts 'protection' */
266#define IEEE80211_RADIOTAP_F_TX_RTS 0x0004 /* used rts/cts handshake */
267#define IEEE80211_RADIOTAP_F_TX_NOACK 0x0008 /* don't expect an ack */
268
269
270/* For IEEE80211_RADIOTAP_MCS */
271#define IEEE80211_RADIOTAP_MCS_HAVE_BW 0x01
272#define IEEE80211_RADIOTAP_MCS_HAVE_MCS 0x02
273#define IEEE80211_RADIOTAP_MCS_HAVE_GI 0x04
274#define IEEE80211_RADIOTAP_MCS_HAVE_FMT 0x08
275#define IEEE80211_RADIOTAP_MCS_HAVE_FEC 0x10
276#define IEEE80211_RADIOTAP_MCS_HAVE_STBC 0x20
277
278#define IEEE80211_RADIOTAP_MCS_BW_MASK 0x03
279#define IEEE80211_RADIOTAP_MCS_BW_20 0
280#define IEEE80211_RADIOTAP_MCS_BW_40 1
281#define IEEE80211_RADIOTAP_MCS_BW_20L 2
282#define IEEE80211_RADIOTAP_MCS_BW_20U 3
283#define IEEE80211_RADIOTAP_MCS_SGI 0x04
284#define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08
285#define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10
286#define IEEE80211_RADIOTAP_MCS_STBC_MASK 0x60
287#define IEEE80211_RADIOTAP_MCS_STBC_1 1
288#define IEEE80211_RADIOTAP_MCS_STBC_2 2
289#define IEEE80211_RADIOTAP_MCS_STBC_3 3
290
291#define IEEE80211_RADIOTAP_MCS_STBC_SHIFT 5
292
293/* For IEEE80211_RADIOTAP_AMPDU_STATUS */
294#define IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN 0x0001
295#define IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN 0x0002
296#define IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN 0x0004
297#define IEEE80211_RADIOTAP_AMPDU_IS_LAST 0x0008
298#define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR 0x0010
299#define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN 0x0020
300
301/* For IEEE80211_RADIOTAP_VHT */
302#define IEEE80211_RADIOTAP_VHT_KNOWN_STBC 0x0001
303#define IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA 0x0002
304#define IEEE80211_RADIOTAP_VHT_KNOWN_GI 0x0004
305#define IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS 0x0008
306#define IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM 0x0010
307#define IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED 0x0020
308#define IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH 0x0040
309#define IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID 0x0080
310#define IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID 0x0100
311
312#define IEEE80211_RADIOTAP_VHT_FLAG_STBC 0x01
313#define IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA 0x02
314#define IEEE80211_RADIOTAP_VHT_FLAG_SGI 0x04
315#define IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 0x08
316#define IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM 0x10
317#define IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED 0x20
318
319#define IEEE80211_RADIOTAP_CODING_LDPC_USER0 0x01
320#define IEEE80211_RADIOTAP_CODING_LDPC_USER1 0x02
321#define IEEE80211_RADIOTAP_CODING_LDPC_USER2 0x04
322#define IEEE80211_RADIOTAP_CODING_LDPC_USER3 0x08
323
324/* helpers */
325static inline int ieee80211_get_radiotap_len(unsigned char *data)
326{
327 struct ieee80211_radiotap_header *hdr =
328 (struct ieee80211_radiotap_header *)data;
329
330 return get_unaligned_le16(&hdr->it_len);
331}
332
333#endif /* IEEE80211_RADIOTAP_H */
1/*
2 * Copyright (c) 2017 Intel Deutschland GmbH
3 * Copyright (c) 2018-2019 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 <asm/unaligned.h>
22
23/**
24 * struct ieee82011_radiotap_header - base radiotap header
25 */
26struct ieee80211_radiotap_header {
27 /**
28 * @it_version: radiotap version, always 0
29 */
30 uint8_t it_version;
31
32 /**
33 * @it_pad: padding (or alignment)
34 */
35 uint8_t it_pad;
36
37 /**
38 * @it_len: overall radiotap header length
39 */
40 __le16 it_len;
41
42 /**
43 * @it_present: (first) present word
44 */
45 __le32 it_present;
46} __packed;
47
48/* version is always 0 */
49#define PKTHDR_RADIOTAP_VERSION 0
50
51/* see the radiotap website for the descriptions */
52enum ieee80211_radiotap_presence {
53 IEEE80211_RADIOTAP_TSFT = 0,
54 IEEE80211_RADIOTAP_FLAGS = 1,
55 IEEE80211_RADIOTAP_RATE = 2,
56 IEEE80211_RADIOTAP_CHANNEL = 3,
57 IEEE80211_RADIOTAP_FHSS = 4,
58 IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5,
59 IEEE80211_RADIOTAP_DBM_ANTNOISE = 6,
60 IEEE80211_RADIOTAP_LOCK_QUALITY = 7,
61 IEEE80211_RADIOTAP_TX_ATTENUATION = 8,
62 IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9,
63 IEEE80211_RADIOTAP_DBM_TX_POWER = 10,
64 IEEE80211_RADIOTAP_ANTENNA = 11,
65 IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12,
66 IEEE80211_RADIOTAP_DB_ANTNOISE = 13,
67 IEEE80211_RADIOTAP_RX_FLAGS = 14,
68 IEEE80211_RADIOTAP_TX_FLAGS = 15,
69 IEEE80211_RADIOTAP_RTS_RETRIES = 16,
70 IEEE80211_RADIOTAP_DATA_RETRIES = 17,
71 /* 18 is XChannel, but it's not defined yet */
72 IEEE80211_RADIOTAP_MCS = 19,
73 IEEE80211_RADIOTAP_AMPDU_STATUS = 20,
74 IEEE80211_RADIOTAP_VHT = 21,
75 IEEE80211_RADIOTAP_TIMESTAMP = 22,
76 IEEE80211_RADIOTAP_HE = 23,
77 IEEE80211_RADIOTAP_HE_MU = 24,
78 IEEE80211_RADIOTAP_ZERO_LEN_PSDU = 26,
79 IEEE80211_RADIOTAP_LSIG = 27,
80
81 /* valid in every it_present bitmap, even vendor namespaces */
82 IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
83 IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30,
84 IEEE80211_RADIOTAP_EXT = 31
85};
86
87/* for IEEE80211_RADIOTAP_FLAGS */
88enum ieee80211_radiotap_flags {
89 IEEE80211_RADIOTAP_F_CFP = 0x01,
90 IEEE80211_RADIOTAP_F_SHORTPRE = 0x02,
91 IEEE80211_RADIOTAP_F_WEP = 0x04,
92 IEEE80211_RADIOTAP_F_FRAG = 0x08,
93 IEEE80211_RADIOTAP_F_FCS = 0x10,
94 IEEE80211_RADIOTAP_F_DATAPAD = 0x20,
95 IEEE80211_RADIOTAP_F_BADFCS = 0x40,
96};
97
98/* for IEEE80211_RADIOTAP_CHANNEL */
99enum ieee80211_radiotap_channel_flags {
100 IEEE80211_CHAN_CCK = 0x0020,
101 IEEE80211_CHAN_OFDM = 0x0040,
102 IEEE80211_CHAN_2GHZ = 0x0080,
103 IEEE80211_CHAN_5GHZ = 0x0100,
104 IEEE80211_CHAN_DYN = 0x0400,
105 IEEE80211_CHAN_HALF = 0x4000,
106 IEEE80211_CHAN_QUARTER = 0x8000,
107};
108
109/* for IEEE80211_RADIOTAP_RX_FLAGS */
110enum ieee80211_radiotap_rx_flags {
111 IEEE80211_RADIOTAP_F_RX_BADPLCP = 0x0002,
112};
113
114/* for IEEE80211_RADIOTAP_TX_FLAGS */
115enum ieee80211_radiotap_tx_flags {
116 IEEE80211_RADIOTAP_F_TX_FAIL = 0x0001,
117 IEEE80211_RADIOTAP_F_TX_CTS = 0x0002,
118 IEEE80211_RADIOTAP_F_TX_RTS = 0x0004,
119 IEEE80211_RADIOTAP_F_TX_NOACK = 0x0008,
120};
121
122/* for IEEE80211_RADIOTAP_MCS "have" flags */
123enum ieee80211_radiotap_mcs_have {
124 IEEE80211_RADIOTAP_MCS_HAVE_BW = 0x01,
125 IEEE80211_RADIOTAP_MCS_HAVE_MCS = 0x02,
126 IEEE80211_RADIOTAP_MCS_HAVE_GI = 0x04,
127 IEEE80211_RADIOTAP_MCS_HAVE_FMT = 0x08,
128 IEEE80211_RADIOTAP_MCS_HAVE_FEC = 0x10,
129 IEEE80211_RADIOTAP_MCS_HAVE_STBC = 0x20,
130};
131
132enum ieee80211_radiotap_mcs_flags {
133 IEEE80211_RADIOTAP_MCS_BW_MASK = 0x03,
134 IEEE80211_RADIOTAP_MCS_BW_20 = 0,
135 IEEE80211_RADIOTAP_MCS_BW_40 = 1,
136 IEEE80211_RADIOTAP_MCS_BW_20L = 2,
137 IEEE80211_RADIOTAP_MCS_BW_20U = 3,
138
139 IEEE80211_RADIOTAP_MCS_SGI = 0x04,
140 IEEE80211_RADIOTAP_MCS_FMT_GF = 0x08,
141 IEEE80211_RADIOTAP_MCS_FEC_LDPC = 0x10,
142 IEEE80211_RADIOTAP_MCS_STBC_MASK = 0x60,
143 IEEE80211_RADIOTAP_MCS_STBC_1 = 1,
144 IEEE80211_RADIOTAP_MCS_STBC_2 = 2,
145 IEEE80211_RADIOTAP_MCS_STBC_3 = 3,
146 IEEE80211_RADIOTAP_MCS_STBC_SHIFT = 5,
147};
148
149/* for IEEE80211_RADIOTAP_AMPDU_STATUS */
150enum ieee80211_radiotap_ampdu_flags {
151 IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN = 0x0001,
152 IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN = 0x0002,
153 IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN = 0x0004,
154 IEEE80211_RADIOTAP_AMPDU_IS_LAST = 0x0008,
155 IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR = 0x0010,
156 IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN = 0x0020,
157 IEEE80211_RADIOTAP_AMPDU_EOF = 0x0040,
158 IEEE80211_RADIOTAP_AMPDU_EOF_KNOWN = 0x0080,
159};
160
161/* for IEEE80211_RADIOTAP_VHT */
162enum ieee80211_radiotap_vht_known {
163 IEEE80211_RADIOTAP_VHT_KNOWN_STBC = 0x0001,
164 IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA = 0x0002,
165 IEEE80211_RADIOTAP_VHT_KNOWN_GI = 0x0004,
166 IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS = 0x0008,
167 IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM = 0x0010,
168 IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED = 0x0020,
169 IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH = 0x0040,
170 IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID = 0x0080,
171 IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID = 0x0100,
172};
173
174enum ieee80211_radiotap_vht_flags {
175 IEEE80211_RADIOTAP_VHT_FLAG_STBC = 0x01,
176 IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA = 0x02,
177 IEEE80211_RADIOTAP_VHT_FLAG_SGI = 0x04,
178 IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 = 0x08,
179 IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM = 0x10,
180 IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED = 0x20,
181};
182
183enum ieee80211_radiotap_vht_coding {
184 IEEE80211_RADIOTAP_CODING_LDPC_USER0 = 0x01,
185 IEEE80211_RADIOTAP_CODING_LDPC_USER1 = 0x02,
186 IEEE80211_RADIOTAP_CODING_LDPC_USER2 = 0x04,
187 IEEE80211_RADIOTAP_CODING_LDPC_USER3 = 0x08,
188};
189
190/* for IEEE80211_RADIOTAP_TIMESTAMP */
191enum ieee80211_radiotap_timestamp_unit_spos {
192 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK = 0x000F,
193 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS = 0x0000,
194 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US = 0x0001,
195 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS = 0x0003,
196 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK = 0x00F0,
197 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU = 0x0000,
198 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ = 0x0010,
199 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU = 0x0020,
200 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU = 0x0030,
201 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN = 0x00F0,
202};
203
204enum ieee80211_radiotap_timestamp_flags {
205 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT = 0x00,
206 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT = 0x01,
207 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02,
208};
209
210struct ieee80211_radiotap_he {
211 __le16 data1, data2, data3, data4, data5, data6;
212};
213
214enum ieee80211_radiotap_he_bits {
215 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK = 3,
216 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU = 0,
217 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU = 1,
218 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU = 2,
219 IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG = 3,
220
221 IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN = 0x0004,
222 IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN = 0x0008,
223 IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN = 0x0010,
224 IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN = 0x0020,
225 IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN = 0x0040,
226 IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN = 0x0080,
227 IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN = 0x0100,
228 IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN = 0x0200,
229 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN = 0x0400,
230 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN = 0x0800,
231 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN = 0x1000,
232 IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN = 0x2000,
233 IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN = 0x4000,
234 IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN = 0x8000,
235
236 IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN = 0x0001,
237 IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN = 0x0002,
238 IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN = 0x0004,
239 IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN = 0x0008,
240 IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN = 0x0010,
241 IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN = 0x0020,
242 IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN = 0x0040,
243 IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN = 0x0080,
244 IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET = 0x3f00,
245 IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN = 0x4000,
246 IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC = 0x8000,
247
248 IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR = 0x003f,
249 IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE = 0x0040,
250 IEEE80211_RADIOTAP_HE_DATA3_UL_DL = 0x0080,
251 IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS = 0x0f00,
252 IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM = 0x1000,
253 IEEE80211_RADIOTAP_HE_DATA3_CODING = 0x2000,
254 IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG = 0x4000,
255 IEEE80211_RADIOTAP_HE_DATA3_STBC = 0x8000,
256
257 IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE = 0x000f,
258 IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID = 0x7ff0,
259 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1 = 0x000f,
260 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2 = 0x00f0,
261 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3 = 0x0f00,
262 IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4 = 0xf000,
263
264 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC = 0x000f,
265 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ = 0,
266 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ = 1,
267 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ = 2,
268 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ = 3,
269 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T = 4,
270 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T = 5,
271 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T = 6,
272 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T = 7,
273 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T = 8,
274 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T = 9,
275 IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T = 10,
276
277 IEEE80211_RADIOTAP_HE_DATA5_GI = 0x0030,
278 IEEE80211_RADIOTAP_HE_DATA5_GI_0_8 = 0,
279 IEEE80211_RADIOTAP_HE_DATA5_GI_1_6 = 1,
280 IEEE80211_RADIOTAP_HE_DATA5_GI_3_2 = 2,
281
282 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE = 0x00c0,
283 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN = 0,
284 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X = 1,
285 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X = 2,
286 IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X = 3,
287 IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS = 0x0700,
288 IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD = 0x3000,
289 IEEE80211_RADIOTAP_HE_DATA5_TXBF = 0x4000,
290 IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG = 0x8000,
291
292 IEEE80211_RADIOTAP_HE_DATA6_NSTS = 0x000f,
293 IEEE80211_RADIOTAP_HE_DATA6_DOPPLER = 0x0010,
294 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_KNOWN = 0x0020,
295 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW = 0x00c0,
296 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_20MHZ = 0,
297 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_40MHZ = 1,
298 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_80MHZ = 2,
299 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_160MHZ = 3,
300 IEEE80211_RADIOTAP_HE_DATA6_TXOP = 0x7f00,
301 IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY = 0x8000,
302};
303
304struct ieee80211_radiotap_he_mu {
305 __le16 flags1, flags2;
306 u8 ru_ch1[4];
307 u8 ru_ch2[4];
308};
309
310enum ieee80211_radiotap_he_mu_bits {
311 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS = 0x000f,
312 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN = 0x0010,
313 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM = 0x0020,
314 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN = 0x0040,
315 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN = 0x0080,
316 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN = 0x0100,
317 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN = 0x0200,
318 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN = 0x1000,
319 IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU = 0x2000,
320 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN = 0x4000,
321 IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN = 0x8000,
322
323 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW = 0x0003,
324 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ = 0x0000,
325 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ = 0x0001,
326 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ = 0x0002,
327 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ = 0x0003,
328 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN = 0x0004,
329 IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP = 0x0008,
330 IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS = 0x00f0,
331 IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW = 0x0300,
332 IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN= 0x0400,
333 IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU = 0x0800,
334};
335
336enum ieee80211_radiotap_lsig_data1 {
337 IEEE80211_RADIOTAP_LSIG_DATA1_RATE_KNOWN = 0x0001,
338 IEEE80211_RADIOTAP_LSIG_DATA1_LENGTH_KNOWN = 0x0002,
339};
340
341enum ieee80211_radiotap_lsig_data2 {
342 IEEE80211_RADIOTAP_LSIG_DATA2_RATE = 0x000f,
343 IEEE80211_RADIOTAP_LSIG_DATA2_LENGTH = 0xfff0,
344};
345
346struct ieee80211_radiotap_lsig {
347 __le16 data1, data2;
348};
349
350enum ieee80211_radiotap_zero_len_psdu_type {
351 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_SOUNDING = 0,
352 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_NOT_CAPTURED = 1,
353 IEEE80211_RADIOTAP_ZERO_LEN_PSDU_VENDOR = 0xff,
354};
355
356/**
357 * ieee80211_get_radiotap_len - get radiotap header length
358 */
359static inline u16 ieee80211_get_radiotap_len(const char *data)
360{
361 struct ieee80211_radiotap_header *hdr = (void *)data;
362
363 return get_unaligned_le16(&hdr->it_len);
364}
365
366#endif /* __RADIOTAP_H */