include/net/ieee80211_radiotap.h

   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  */
  26 struct 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
  55 static_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 */
  62 enum 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 */
 101 enum 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 */
 112 enum 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 */
 123 enum ieee80211_radiotap_rx_flags {
 124         IEEE80211_RADIOTAP_F_RX_BADPLCP = 0x0002,
 125 };
 126
 127 /* for IEEE80211_RADIOTAP_TX_FLAGS */
 128 enum 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 */
 138 enum 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
 147 enum 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 */
 165 enum 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 */
 177 enum 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
 189 enum 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
 198 enum 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 */
 206 enum 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
 219 enum 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
 225 struct ieee80211_radiotap_he {
 226         __le16 data1, data2, data3, data4, data5, data6;
 227 };
 228
 229 enum 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
 319 struct ieee80211_radiotap_he_mu {
 320         __le16 flags1, flags2;
 321         u8 ru_ch1[4];
 322         u8 ru_ch2[4];
 323 };
 324
 325 enum 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
 351 enum ieee80211_radiotap_lsig_data1 {
 352         IEEE80211_RADIOTAP_LSIG_DATA1_RATE_KNOWN                = 0x0001,
 353         IEEE80211_RADIOTAP_LSIG_DATA1_LENGTH_KNOWN              = 0x0002,
 354 };
 355
 356 enum ieee80211_radiotap_lsig_data2 {
 357         IEEE80211_RADIOTAP_LSIG_DATA2_RATE                      = 0x000f,
 358         IEEE80211_RADIOTAP_LSIG_DATA2_LENGTH                    = 0xfff0,
 359 };
 360
 361 struct ieee80211_radiotap_lsig {
 362         __le16 data1, data2;
 363 };
 364
 365 enum 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
 371 struct 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  */
 385 struct 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  */
 399 struct 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  */
 408 struct 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  */
 417 struct 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  */
 427 enum 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
 451 enum 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
 519 enum 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
 536 enum 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
 558 enum 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
 573 enum 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  */
 592 static 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(&hdr->it_len);
 597 }
 598
 599 #endif /* __RADIOTAP_H */