/*
 * Copyright (c) 2017           Intel Deutschland GmbH
 * Copyright (c) 2018-2019, 2021-2022, 2025 Intel Corporation
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
#ifndef __RADIOTAP_H
#define __RADIOTAP_H

#include <linux/kernel.h>
#include <linux/unaligned.h>

/**
 * struct ieee80211_radiotap_header - base radiotap header
 */
struct ieee80211_radiotap_header {
        __struct_group(ieee80211_radiotap_header_fixed, hdr, __packed,
                /**
                 * @it_version: radiotap version, always 0
                 */
                uint8_t it_version;

                /**
                 * @it_pad: padding (or alignment)
                 */
                uint8_t it_pad;

                /**
                 * @it_len: overall radiotap header length
                 */
                __le16 it_len;

                /**
                 * @it_present: (first) present word
                 */
                __le32 it_present;
        );

        /**
         * @it_optional: all remaining presence bitmaps
         */
        __le32 it_optional[];
} __packed;

static_assert(offsetof(struct ieee80211_radiotap_header, it_optional) == sizeof(struct ieee80211_radiotap_header_fixed),
              "struct member likely outside of __struct_group()");

/* version is always 0 */
#define PKTHDR_RADIOTAP_VERSION 0

/* see the radiotap website for the descriptions */
enum ieee80211_radiotap_presence {
        IEEE80211_RADIOTAP_TSFT = 0,
        IEEE80211_RADIOTAP_FLAGS = 1,
        IEEE80211_RADIOTAP_RATE = 2,
        IEEE80211_RADIOTAP_CHANNEL = 3,
        IEEE80211_RADIOTAP_FHSS = 4,
        IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5,
        IEEE80211_RADIOTAP_DBM_ANTNOISE = 6,
        IEEE80211_RADIOTAP_LOCK_QUALITY = 7,
        IEEE80211_RADIOTAP_TX_ATTENUATION = 8,
        IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9,
        IEEE80211_RADIOTAP_DBM_TX_POWER = 10,
        IEEE80211_RADIOTAP_ANTENNA = 11,
        IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12,
        IEEE80211_RADIOTAP_DB_ANTNOISE = 13,
        IEEE80211_RADIOTAP_RX_FLAGS = 14,
        IEEE80211_RADIOTAP_TX_FLAGS = 15,
        IEEE80211_RADIOTAP_RTS_RETRIES = 16,
        IEEE80211_RADIOTAP_DATA_RETRIES = 17,
        /* 18 is XChannel, but it's not defined yet */
        IEEE80211_RADIOTAP_MCS = 19,
        IEEE80211_RADIOTAP_AMPDU_STATUS = 20,
        IEEE80211_RADIOTAP_VHT = 21,
        IEEE80211_RADIOTAP_TIMESTAMP = 22,
        IEEE80211_RADIOTAP_HE = 23,
        IEEE80211_RADIOTAP_HE_MU = 24,
        IEEE80211_RADIOTAP_ZERO_LEN_PSDU = 26,
        IEEE80211_RADIOTAP_LSIG = 27,
        IEEE80211_RADIOTAP_TLV = 28,

        /* valid in every it_present bitmap, even vendor namespaces */
        IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29,
        IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30,
        IEEE80211_RADIOTAP_EXT = 31,
        IEEE80211_RADIOTAP_EHT_USIG = 33,
        IEEE80211_RADIOTAP_EHT = 34,
};

/* for IEEE80211_RADIOTAP_FLAGS */
enum ieee80211_radiotap_flags {
        IEEE80211_RADIOTAP_F_CFP = 0x01,
        IEEE80211_RADIOTAP_F_SHORTPRE = 0x02,
        IEEE80211_RADIOTAP_F_WEP = 0x04,
        IEEE80211_RADIOTAP_F_FRAG = 0x08,
        IEEE80211_RADIOTAP_F_FCS = 0x10,
        IEEE80211_RADIOTAP_F_DATAPAD = 0x20,
        IEEE80211_RADIOTAP_F_BADFCS = 0x40,
};

/* for IEEE80211_RADIOTAP_CHANNEL */
enum ieee80211_radiotap_channel_flags {
        IEEE80211_CHAN_CCK = 0x0020,
        IEEE80211_CHAN_OFDM = 0x0040,
        IEEE80211_CHAN_2GHZ = 0x0080,
        IEEE80211_CHAN_5GHZ = 0x0100,
        IEEE80211_CHAN_DYN = 0x0400,
        IEEE80211_CHAN_HALF = 0x4000,
        IEEE80211_CHAN_QUARTER = 0x8000,
};

/* for IEEE80211_RADIOTAP_RX_FLAGS */
enum ieee80211_radiotap_rx_flags {
        IEEE80211_RADIOTAP_F_RX_BADPLCP = 0x0002,
};

/* for IEEE80211_RADIOTAP_TX_FLAGS */
enum ieee80211_radiotap_tx_flags {
        IEEE80211_RADIOTAP_F_TX_FAIL = 0x0001,
        IEEE80211_RADIOTAP_F_TX_CTS = 0x0002,
        IEEE80211_RADIOTAP_F_TX_RTS = 0x0004,
        IEEE80211_RADIOTAP_F_TX_NOACK = 0x0008,
        IEEE80211_RADIOTAP_F_TX_NOSEQNO = 0x0010,
        IEEE80211_RADIOTAP_F_TX_ORDER = 0x0020,
};

/* for IEEE80211_RADIOTAP_MCS "have" flags */
enum ieee80211_radiotap_mcs_have {
        IEEE80211_RADIOTAP_MCS_HAVE_BW = 0x01,
        IEEE80211_RADIOTAP_MCS_HAVE_MCS = 0x02,
        IEEE80211_RADIOTAP_MCS_HAVE_GI = 0x04,
        IEEE80211_RADIOTAP_MCS_HAVE_FMT = 0x08,
        IEEE80211_RADIOTAP_MCS_HAVE_FEC = 0x10,
        IEEE80211_RADIOTAP_MCS_HAVE_STBC = 0x20,
};

enum ieee80211_radiotap_mcs_flags {
        IEEE80211_RADIOTAP_MCS_BW_MASK = 0x03,
        IEEE80211_RADIOTAP_MCS_BW_20 = 0,
        IEEE80211_RADIOTAP_MCS_BW_40 = 1,
        IEEE80211_RADIOTAP_MCS_BW_20L = 2,
        IEEE80211_RADIOTAP_MCS_BW_20U = 3,

        IEEE80211_RADIOTAP_MCS_SGI = 0x04,
        IEEE80211_RADIOTAP_MCS_FMT_GF = 0x08,
        IEEE80211_RADIOTAP_MCS_FEC_LDPC = 0x10,
        IEEE80211_RADIOTAP_MCS_STBC_MASK = 0x60,
        IEEE80211_RADIOTAP_MCS_STBC_1 = 1,
        IEEE80211_RADIOTAP_MCS_STBC_2 = 2,
        IEEE80211_RADIOTAP_MCS_STBC_3 = 3,
        IEEE80211_RADIOTAP_MCS_STBC_SHIFT = 5,
};

/* for IEEE80211_RADIOTAP_AMPDU_STATUS */
enum ieee80211_radiotap_ampdu_flags {
        IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN = 0x0001,
        IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN = 0x0002,
        IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN = 0x0004,
        IEEE80211_RADIOTAP_AMPDU_IS_LAST = 0x0008,
        IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR = 0x0010,
        IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN = 0x0020,
        IEEE80211_RADIOTAP_AMPDU_EOF = 0x0040,
        IEEE80211_RADIOTAP_AMPDU_EOF_KNOWN = 0x0080,
};

/* for IEEE80211_RADIOTAP_VHT */
enum ieee80211_radiotap_vht_known {
        IEEE80211_RADIOTAP_VHT_KNOWN_STBC = 0x0001,
        IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA = 0x0002,
        IEEE80211_RADIOTAP_VHT_KNOWN_GI = 0x0004,
        IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS = 0x0008,
        IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM = 0x0010,
        IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED = 0x0020,
        IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH = 0x0040,
        IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID = 0x0080,
        IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID = 0x0100,
};

enum ieee80211_radiotap_vht_flags {
        IEEE80211_RADIOTAP_VHT_FLAG_STBC = 0x01,
        IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA = 0x02,
        IEEE80211_RADIOTAP_VHT_FLAG_SGI = 0x04,
        IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 = 0x08,
        IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM = 0x10,
        IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED = 0x20,
};

enum ieee80211_radiotap_vht_coding {
        IEEE80211_RADIOTAP_CODING_LDPC_USER0 = 0x01,
        IEEE80211_RADIOTAP_CODING_LDPC_USER1 = 0x02,
        IEEE80211_RADIOTAP_CODING_LDPC_USER2 = 0x04,
        IEEE80211_RADIOTAP_CODING_LDPC_USER3 = 0x08,
};

enum ieee80211_radiotap_vht_bandwidth {
        /* Note: more values are defined but can't really be used */
        IEEE80211_RADIOTAP_VHT_BW_20            = 0,
        IEEE80211_RADIOTAP_VHT_BW_40            = 1,
        IEEE80211_RADIOTAP_VHT_BW_80            = 4,
        IEEE80211_RADIOTAP_VHT_BW_160           = 11,
};

struct ieee80211_radiotap_vht {
        __le16 known;
        u8 flags;
        u8 bandwidth;
        u8 mcs_nss[4];
        u8 coding;
        u8 group_id;
        __le16 partial_aid;
} __packed;

/* for IEEE80211_RADIOTAP_TIMESTAMP */
enum ieee80211_radiotap_timestamp_unit_spos {
        IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK = 0x000F,
        IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS = 0x0000,
        IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US = 0x0001,
        IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS = 0x0003,
        IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK = 0x00F0,
        IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU = 0x0000,
        IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ = 0x0010,
        IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU = 0x0020,
        IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU = 0x0030,
        IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN = 0x00F0,
};

enum ieee80211_radiotap_timestamp_flags {
        IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT = 0x00,
        IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT = 0x01,
        IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02,
};

struct ieee80211_radiotap_he {
        __le16 data1, data2, data3, data4, data5, data6;
};

enum ieee80211_radiotap_he_bits {
        IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MASK         = 3,
        IEEE80211_RADIOTAP_HE_DATA1_FORMAT_SU           = 0,
        IEEE80211_RADIOTAP_HE_DATA1_FORMAT_EXT_SU       = 1,
        IEEE80211_RADIOTAP_HE_DATA1_FORMAT_MU           = 2,
        IEEE80211_RADIOTAP_HE_DATA1_FORMAT_TRIG         = 3,

        IEEE80211_RADIOTAP_HE_DATA1_BSS_COLOR_KNOWN     = 0x0004,
        IEEE80211_RADIOTAP_HE_DATA1_BEAM_CHANGE_KNOWN   = 0x0008,
        IEEE80211_RADIOTAP_HE_DATA1_UL_DL_KNOWN         = 0x0010,
        IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN      = 0x0020,
        IEEE80211_RADIOTAP_HE_DATA1_DATA_DCM_KNOWN      = 0x0040,
        IEEE80211_RADIOTAP_HE_DATA1_CODING_KNOWN        = 0x0080,
        IEEE80211_RADIOTAP_HE_DATA1_LDPC_XSYMSEG_KNOWN  = 0x0100,
        IEEE80211_RADIOTAP_HE_DATA1_STBC_KNOWN          = 0x0200,
        IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE_KNOWN    = 0x0400,
        IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE2_KNOWN   = 0x0800,
        IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE3_KNOWN   = 0x1000,
        IEEE80211_RADIOTAP_HE_DATA1_SPTL_REUSE4_KNOWN   = 0x2000,
        IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN   = 0x4000,
        IEEE80211_RADIOTAP_HE_DATA1_DOPPLER_KNOWN       = 0x8000,

        IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_KNOWN     = 0x0001,
        IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN            = 0x0002,
        IEEE80211_RADIOTAP_HE_DATA2_NUM_LTF_SYMS_KNOWN  = 0x0004,
        IEEE80211_RADIOTAP_HE_DATA2_PRE_FEC_PAD_KNOWN   = 0x0008,
        IEEE80211_RADIOTAP_HE_DATA2_TXBF_KNOWN          = 0x0010,
        IEEE80211_RADIOTAP_HE_DATA2_PE_DISAMBIG_KNOWN   = 0x0020,
        IEEE80211_RADIOTAP_HE_DATA2_TXOP_KNOWN          = 0x0040,
        IEEE80211_RADIOTAP_HE_DATA2_MIDAMBLE_KNOWN      = 0x0080,
        IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET           = 0x3f00,
        IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET_KNOWN     = 0x4000,
        IEEE80211_RADIOTAP_HE_DATA2_PRISEC_80_SEC       = 0x8000,

        IEEE80211_RADIOTAP_HE_DATA3_BSS_COLOR           = 0x003f,
        IEEE80211_RADIOTAP_HE_DATA3_BEAM_CHANGE         = 0x0040,
        IEEE80211_RADIOTAP_HE_DATA3_UL_DL               = 0x0080,
        IEEE80211_RADIOTAP_HE_DATA3_DATA_MCS            = 0x0f00,
        IEEE80211_RADIOTAP_HE_DATA3_DATA_DCM            = 0x1000,
        IEEE80211_RADIOTAP_HE_DATA3_CODING              = 0x2000,
        IEEE80211_RADIOTAP_HE_DATA3_LDPC_XSYMSEG        = 0x4000,
        IEEE80211_RADIOTAP_HE_DATA3_STBC                = 0x8000,

        IEEE80211_RADIOTAP_HE_DATA4_SU_MU_SPTL_REUSE    = 0x000f,
        IEEE80211_RADIOTAP_HE_DATA4_MU_STA_ID           = 0x7ff0,
        IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE1      = 0x000f,
        IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE2      = 0x00f0,
        IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE3      = 0x0f00,
        IEEE80211_RADIOTAP_HE_DATA4_TB_SPTL_REUSE4      = 0xf000,

        IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC    = 0x000f,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_20MHZ      = 0,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_40MHZ      = 1,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_80MHZ      = 2,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_160MHZ     = 3,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_26T        = 4,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_52T        = 5,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_106T       = 6,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_242T       = 7,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_484T       = 8,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_996T       = 9,
                IEEE80211_RADIOTAP_HE_DATA5_DATA_BW_RU_ALLOC_2x996T     = 10,

        IEEE80211_RADIOTAP_HE_DATA5_GI                  = 0x0030,
                IEEE80211_RADIOTAP_HE_DATA5_GI_0_8                      = 0,
                IEEE80211_RADIOTAP_HE_DATA5_GI_1_6                      = 1,
                IEEE80211_RADIOTAP_HE_DATA5_GI_3_2                      = 2,

        IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE            = 0x00c0,
                IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_UNKNOWN            = 0,
                IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_1X                 = 1,
                IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_2X                 = 2,
                IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE_4X                 = 3,
        IEEE80211_RADIOTAP_HE_DATA5_NUM_LTF_SYMS        = 0x0700,
        IEEE80211_RADIOTAP_HE_DATA5_PRE_FEC_PAD         = 0x3000,
        IEEE80211_RADIOTAP_HE_DATA5_TXBF                = 0x4000,
        IEEE80211_RADIOTAP_HE_DATA5_PE_DISAMBIG         = 0x8000,

        IEEE80211_RADIOTAP_HE_DATA6_NSTS                = 0x000f,
        IEEE80211_RADIOTAP_HE_DATA6_DOPPLER             = 0x0010,
        IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_KNOWN    = 0x0020,
        IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW          = 0x00c0,
                IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_20MHZ    = 0,
                IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_40MHZ    = 1,
                IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_80MHZ    = 2,
                IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_160MHZ   = 3,
        IEEE80211_RADIOTAP_HE_DATA6_TXOP                = 0x7f00,
        IEEE80211_RADIOTAP_HE_DATA6_MIDAMBLE_PDCTY      = 0x8000,
};

struct ieee80211_radiotap_he_mu {
        __le16 flags1, flags2;
        u8 ru_ch1[4];
        u8 ru_ch2[4];
};

enum ieee80211_radiotap_he_mu_bits {
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS               = 0x000f,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_MCS_KNOWN         = 0x0010,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM               = 0x0020,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_DCM_KNOWN         = 0x0040,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_CTR_26T_RU_KNOWN    = 0x0080,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_RU_KNOWN            = 0x0100,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH2_RU_KNOWN            = 0x0200,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU_KNOWN    = 0x1000,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_CH1_CTR_26T_RU          = 0x2000,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_COMP_KNOWN        = 0x4000,
        IEEE80211_RADIOTAP_HE_MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN  = 0x8000,

        IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW        = 0x0003,
                IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_20MHZ  = 0x0000,
                IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_40MHZ  = 0x0001,
                IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_80MHZ  = 0x0002,
                IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_160MHZ = 0x0003,
        IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN  = 0x0004,
        IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_COMP              = 0x0008,
        IEEE80211_RADIOTAP_HE_MU_FLAGS2_SIG_B_SYMS_USERS        = 0x00f0,
        IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW      = 0x0300,
        IEEE80211_RADIOTAP_HE_MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN= 0x0400,
        IEEE80211_RADIOTAP_HE_MU_FLAGS2_CH2_CTR_26T_RU          = 0x0800,
};

enum ieee80211_radiotap_lsig_data1 {
        IEEE80211_RADIOTAP_LSIG_DATA1_RATE_KNOWN                = 0x0001,
        IEEE80211_RADIOTAP_LSIG_DATA1_LENGTH_KNOWN              = 0x0002,
};

enum ieee80211_radiotap_lsig_data2 {
        IEEE80211_RADIOTAP_LSIG_DATA2_RATE                      = 0x000f,
        IEEE80211_RADIOTAP_LSIG_DATA2_LENGTH                    = 0xfff0,
};

struct ieee80211_radiotap_lsig {
        __le16 data1, data2;
};

enum ieee80211_radiotap_zero_len_psdu_type {
        IEEE80211_RADIOTAP_ZERO_LEN_PSDU_SOUNDING               = 0,
        IEEE80211_RADIOTAP_ZERO_LEN_PSDU_NOT_CAPTURED           = 1,
        IEEE80211_RADIOTAP_ZERO_LEN_PSDU_VENDOR                 = 0xff,
};

struct ieee80211_radiotap_tlv {
        __le16 type;
        __le16 len;
        u8 data[];
} __packed;

/**
 * struct ieee80211_radiotap_vendor_content - radiotap vendor data content
 * @oui: radiotap vendor namespace OUI
 * @oui_subtype: radiotap vendor sub namespace
 * @vendor_type: radiotap vendor type
 * @reserved: should always be set to zero (to avoid leaking memory)
 * @data: the actual vendor namespace data
 */
struct ieee80211_radiotap_vendor_content {
        u8 oui[3];
        u8 oui_subtype;
        __le16 vendor_type;
        __le16 reserved;
        u8 data[];
} __packed;

/**
 * struct ieee80211_radiotap_vendor_tlv - vendor radiotap data information
 * @type: should always be set to IEEE80211_RADIOTAP_VENDOR_NAMESPACE
 * @len: length of data
 * @content: vendor content see @ieee80211_radiotap_vendor_content
 */
struct ieee80211_radiotap_vendor_tlv {
        __le16 type; /* IEEE80211_RADIOTAP_VENDOR_NAMESPACE */
        __le16 len;
        struct ieee80211_radiotap_vendor_content content;
};

/* ieee80211_radiotap_eht_usig - content of U-SIG tlv (type 33)
 * see www.radiotap.org/fields/U-SIG.html for details
 */
struct ieee80211_radiotap_eht_usig {
        __le32 common;
        __le32 value;
        __le32 mask;
} __packed;

/* ieee80211_radiotap_eht - content of EHT tlv (type 34)
 * see www.radiotap.org/fields/EHT.html for details
 */
struct ieee80211_radiotap_eht {
        __le32 known;
        __le32 data[9];
        __le32 user_info[];
} __packed;

/* Known field for EHT TLV
 * The ending defines for what the field applies as following
 * O - OFDMA (including TB), M - MU-MIMO, S - EHT sounding.
 */
enum ieee80211_radiotap_eht_known {
        IEEE80211_RADIOTAP_EHT_KNOWN_SPATIAL_REUSE              = 0x00000002,
        IEEE80211_RADIOTAP_EHT_KNOWN_GI                         = 0x00000004,
        IEEE80211_RADIOTAP_EHT_KNOWN_EHT_LTF                    = 0x00000010,
        IEEE80211_RADIOTAP_EHT_KNOWN_LDPC_EXTRA_SYM_OM          = 0x00000020,
        IEEE80211_RADIOTAP_EHT_KNOWN_PRE_PADD_FACOR_OM          = 0x00000040,
        IEEE80211_RADIOTAP_EHT_KNOWN_PE_DISAMBIGUITY_OM         = 0x00000080,
        IEEE80211_RADIOTAP_EHT_KNOWN_DISREGARD_O                = 0x00000100,
        IEEE80211_RADIOTAP_EHT_KNOWN_DISREGARD_S                = 0x00000200,
        IEEE80211_RADIOTAP_EHT_KNOWN_CRC1                       = 0x00002000,
        IEEE80211_RADIOTAP_EHT_KNOWN_TAIL1                      = 0x00004000,
        IEEE80211_RADIOTAP_EHT_KNOWN_CRC2_O                     = 0x00008000,
        IEEE80211_RADIOTAP_EHT_KNOWN_TAIL2_O                    = 0x00010000,
        IEEE80211_RADIOTAP_EHT_KNOWN_NSS_S                      = 0x00020000,
        IEEE80211_RADIOTAP_EHT_KNOWN_BEAMFORMED_S               = 0x00040000,
        IEEE80211_RADIOTAP_EHT_KNOWN_NR_NON_OFDMA_USERS_M       = 0x00080000,
        IEEE80211_RADIOTAP_EHT_KNOWN_ENCODING_BLOCK_CRC_M       = 0x00100000,
        IEEE80211_RADIOTAP_EHT_KNOWN_ENCODING_BLOCK_TAIL_M      = 0x00200000,
        IEEE80211_RADIOTAP_EHT_KNOWN_RU_MRU_SIZE_OM             = 0x00400000,
        IEEE80211_RADIOTAP_EHT_KNOWN_RU_MRU_INDEX_OM            = 0x00800000,
        IEEE80211_RADIOTAP_EHT_KNOWN_RU_ALLOC_TB_FMT            = 0x01000000,
        IEEE80211_RADIOTAP_EHT_KNOWN_PRIMARY_80                 = 0x02000000,
};

enum ieee80211_radiotap_eht_data {
        /* Data 0 */
        IEEE80211_RADIOTAP_EHT_DATA0_SPATIAL_REUSE              = 0x00000078,
        IEEE80211_RADIOTAP_EHT_DATA0_GI                         = 0x00000180,
        IEEE80211_RADIOTAP_EHT_DATA0_LTF                        = 0x00000600,
        IEEE80211_RADIOTAP_EHT_DATA0_EHT_LTF                    = 0x00003800,
        IEEE80211_RADIOTAP_EHT_DATA0_LDPC_EXTRA_SYM_OM          = 0x00004000,
        IEEE80211_RADIOTAP_EHT_DATA0_PRE_PADD_FACOR_OM          = 0x00018000,
        IEEE80211_RADIOTAP_EHT_DATA0_PE_DISAMBIGUITY_OM         = 0x00020000,
        IEEE80211_RADIOTAP_EHT_DATA0_DISREGARD_S                = 0x000c0000,
        IEEE80211_RADIOTAP_EHT_DATA0_DISREGARD_O                = 0x003c0000,
        IEEE80211_RADIOTAP_EHT_DATA0_CRC1_O                     = 0x03c00000,
        IEEE80211_RADIOTAP_EHT_DATA0_TAIL1_O                    = 0xfc000000,
        /* Data 1 */
        IEEE80211_RADIOTAP_EHT_DATA1_RU_SIZE                    = 0x0000001f,
        IEEE80211_RADIOTAP_EHT_DATA1_RU_INDEX                   = 0x00001fe0,
        IEEE80211_RADIOTAP_EHT_DATA1_RU_ALLOC_CC_1_1_1          = 0x003fe000,
        IEEE80211_RADIOTAP_EHT_DATA1_RU_ALLOC_CC_1_1_1_KNOWN    = 0x00400000,
        IEEE80211_RADIOTAP_EHT_DATA1_PRIMARY_80                 = 0xc0000000,
        /* Data 2 */
        IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_1          = 0x000001ff,
        IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_1_KNOWN    = 0x00000200,
        IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_1_1_2          = 0x0007fc00,
        IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_1_1_2_KNOWN    = 0x00080000,
        IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_2          = 0x1ff00000,
        IEEE80211_RADIOTAP_EHT_DATA2_RU_ALLOC_CC_2_1_2_KNOWN    = 0x20000000,
        /* Data 3 */
        IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_1          = 0x000001ff,
        IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_1_KNOWN    = 0x00000200,
        IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_2_2_1          = 0x0007fc00,
        IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_2_2_1_KNOWN    = 0x00080000,
        IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_2          = 0x1ff00000,
        IEEE80211_RADIOTAP_EHT_DATA3_RU_ALLOC_CC_1_2_2_KNOWN    = 0x20000000,
        /* Data 4 */
        IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_2          = 0x000001ff,
        IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_2_KNOWN    = 0x00000200,
        IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_1_2_3          = 0x0007fc00,
        IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_1_2_3_KNOWN    = 0x00080000,
        IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_3          = 0x1ff00000,
        IEEE80211_RADIOTAP_EHT_DATA4_RU_ALLOC_CC_2_2_3_KNOWN    = 0x20000000,
        /* Data 5 */
        IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_4          = 0x000001ff,
        IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_4_KNOWN    = 0x00000200,
        IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_2_2_4          = 0x0007fc00,
        IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_2_2_4_KNOWN    = 0x00080000,
        IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_5          = 0x1ff00000,
        IEEE80211_RADIOTAP_EHT_DATA5_RU_ALLOC_CC_1_2_5_KNOWN    = 0x20000000,
        /* Data 6 */
        IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_5          = 0x000001ff,
        IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_5_KNOWN    = 0x00000200,
        IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_1_2_6          = 0x0007fc00,
        IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_1_2_6_KNOWN    = 0x00080000,
        IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_6          = 0x1ff00000,
        IEEE80211_RADIOTAP_EHT_DATA6_RU_ALLOC_CC_2_2_6_KNOWN    = 0x20000000,
        /* Data 7 */
        IEEE80211_RADIOTAP_EHT_DATA7_CRC2_O                     = 0x0000000f,
        IEEE80211_RADIOTAP_EHT_DATA7_TAIL_2_O                   = 0x000003f0,
        IEEE80211_RADIOTAP_EHT_DATA7_NSS_S                      = 0x0000f000,
        IEEE80211_RADIOTAP_EHT_DATA7_BEAMFORMED_S               = 0x00010000,
        IEEE80211_RADIOTAP_EHT_DATA7_NUM_OF_NON_OFDMA_USERS     = 0x000e0000,
        IEEE80211_RADIOTAP_EHT_DATA7_USER_ENCODING_BLOCK_CRC    = 0x00f00000,
        IEEE80211_RADIOTAP_EHT_DATA7_USER_ENCODING_BLOCK_TAIL   = 0x3f000000,
        /* Data 8 */
        IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_PS_160     = 0x00000001,
        IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_B0         = 0x00000002,
        IEEE80211_RADIOTAP_EHT_DATA8_RU_ALLOC_TB_FMT_B7_B1      = 0x000001fc,
};

enum ieee80211_radiotap_eht_user_info {
        IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID_KNOWN           = 0x00000001,
        IEEE80211_RADIOTAP_EHT_USER_INFO_MCS_KNOWN              = 0x00000002,
        IEEE80211_RADIOTAP_EHT_USER_INFO_CODING_KNOWN           = 0x00000004,
        IEEE80211_RADIOTAP_EHT_USER_INFO_NSS_KNOWN_O            = 0x00000010,
        IEEE80211_RADIOTAP_EHT_USER_INFO_BEAMFORMING_KNOWN_O    = 0x00000020,
        IEEE80211_RADIOTAP_EHT_USER_INFO_SPATIAL_CONFIG_KNOWN_M = 0x00000040,
        IEEE80211_RADIOTAP_EHT_USER_INFO_DATA_FOR_USER          = 0x00000080,
        IEEE80211_RADIOTAP_EHT_USER_INFO_STA_ID                 = 0x0007ff00,
        IEEE80211_RADIOTAP_EHT_USER_INFO_CODING                 = 0x00080000,
        IEEE80211_RADIOTAP_EHT_USER_INFO_MCS                    = 0x00f00000,
        IEEE80211_RADIOTAP_EHT_USER_INFO_NSS_O                  = 0x0f000000,
        IEEE80211_RADIOTAP_EHT_USER_INFO_BEAMFORMING_O          = 0x20000000,
        IEEE80211_RADIOTAP_EHT_USER_INFO_SPATIAL_CONFIG_M       = 0x3f000000,
        IEEE80211_RADIOTAP_EHT_USER_INFO_RESEVED_c0000000       = 0xc0000000,
};

enum ieee80211_radiotap_eht_usig_common {
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_PHY_VER_KNOWN        = 0x00000001,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_KNOWN             = 0x00000002,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_UL_DL_KNOWN          = 0x00000004,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_BSS_COLOR_KNOWN      = 0x00000008,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_TXOP_KNOWN           = 0x00000010,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_BAD_USIG_CRC         = 0x00000020,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_VALIDATE_BITS_CHECKED = 0x00000040,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_VALIDATE_BITS_OK     = 0x00000080,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_PHY_VER              = 0x00007000,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW                   = 0x00038000,
                IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_20MHZ             = 0,
                IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_40MHZ             = 1,
                IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_80MHZ             = 2,
                IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_160MHZ            = 3,
                IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_320MHZ_1          = 4,
                IEEE80211_RADIOTAP_EHT_USIG_COMMON_BW_320MHZ_2          = 5,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_UL_DL                = 0x00040000,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_BSS_COLOR            = 0x01f80000,
        IEEE80211_RADIOTAP_EHT_USIG_COMMON_TXOP                 = 0xfe000000,
};

enum ieee80211_radiotap_eht_usig_mu {
        /* MU-USIG-1 */
        IEEE80211_RADIOTAP_EHT_USIG1_MU_B20_B24_DISREGARD       = 0x0000001f,
        IEEE80211_RADIOTAP_EHT_USIG1_MU_B25_VALIDATE            = 0x00000020,
        /* MU-USIG-2 */
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B0_B1_PPDU_TYPE         = 0x000000c0,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B2_VALIDATE             = 0x00000100,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B3_B7_PUNCTURED_INFO    = 0x00003e00,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B8_VALIDATE             = 0x00004000,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B9_B10_SIG_MCS          = 0x00018000,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B11_B15_EHT_SIG_SYMBOLS = 0x003e0000,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B16_B19_CRC             = 0x03c00000,
        IEEE80211_RADIOTAP_EHT_USIG2_MU_B20_B25_TAIL            = 0xfc000000,
};

enum ieee80211_radiotap_eht_usig_tb {
        /* TB-USIG-1 */
        IEEE80211_RADIOTAP_EHT_USIG1_TB_B20_B25_DISREGARD       = 0x0000001f,

        /* TB-USIG-2 */
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B0_B1_PPDU_TYPE         = 0x000000c0,
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B2_VALIDATE             = 0x00000100,
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B3_B6_SPATIAL_REUSE_1   = 0x00001e00,
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B7_B10_SPATIAL_REUSE_2  = 0x0001e000,
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B11_B15_DISREGARD       = 0x003e0000,
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B16_B19_CRC             = 0x03c00000,
        IEEE80211_RADIOTAP_EHT_USIG2_TB_B20_B25_TAIL            = 0xfc000000,
};

/**
 * ieee80211_get_radiotap_len - get radiotap header length
 * @data: pointer to the header
 * Return: the radiotap header length
 */
static inline u16 ieee80211_get_radiotap_len(const char *data)
{
        const struct ieee80211_radiotap_header *hdr = (const void *)data;

        return get_unaligned_le16(&hdr->it_len);
}

#endif /* __RADIOTAP_H */