1 /* 2 * Copyright (c) 2017 Intel Deutschland GmbH 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 #ifndef __RADIOTAP_H 17 #define __RADIOTAP_H 18 19 /** 20 * struct ieee82011_radiotap_header - base radiotap header 21 */ 22 struct ieee80211_radiotap_header { 23 /** 24 * @it_version: radiotap version, always 0 25 */ 26 uint8_t it_version; 27 28 /** 29 * @it_pad: padding (or alignment) 30 */ 31 uint8_t it_pad; 32 33 /** 34 * @it_len: overall radiotap header length 35 */ 36 le16 it_len; 37 38 /** 39 * @it_present: (first) present word 40 */ 41 le32 it_present; 42 } STRUCT_PACKED; 43 44 /* version is always 0 */ 45 #define PKTHDR_RADIOTAP_VERSION 0 46 47 /* see the radiotap website for the descriptions */ 48 enum ieee80211_radiotap_presence { 49 IEEE80211_RADIOTAP_TSFT = 0, 50 IEEE80211_RADIOTAP_FLAGS = 1, 51 IEEE80211_RADIOTAP_RATE = 2, 52 IEEE80211_RADIOTAP_CHANNEL = 3, 53 IEEE80211_RADIOTAP_FHSS = 4, 54 IEEE80211_RADIOTAP_DBM_ANTSIGNAL = 5, 55 IEEE80211_RADIOTAP_DBM_ANTNOISE = 6, 56 IEEE80211_RADIOTAP_LOCK_QUALITY = 7, 57 IEEE80211_RADIOTAP_TX_ATTENUATION = 8, 58 IEEE80211_RADIOTAP_DB_TX_ATTENUATION = 9, 59 IEEE80211_RADIOTAP_DBM_TX_POWER = 10, 60 IEEE80211_RADIOTAP_ANTENNA = 11, 61 IEEE80211_RADIOTAP_DB_ANTSIGNAL = 12, 62 IEEE80211_RADIOTAP_DB_ANTNOISE = 13, 63 IEEE80211_RADIOTAP_RX_FLAGS = 14, 64 IEEE80211_RADIOTAP_TX_FLAGS = 15, 65 IEEE80211_RADIOTAP_RTS_RETRIES = 16, 66 IEEE80211_RADIOTAP_DATA_RETRIES = 17, 67 /* 18 is XChannel, but it's not defined yet */ 68 IEEE80211_RADIOTAP_MCS = 19, 69 IEEE80211_RADIOTAP_AMPDU_STATUS = 20, 70 IEEE80211_RADIOTAP_VHT = 21, 71 IEEE80211_RADIOTAP_TIMESTAMP = 22, 72 73 /* valid in every it_present bitmap, even vendor namespaces */ 74 IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29, 75 IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30, 76 IEEE80211_RADIOTAP_EXT = 31 77 }; 78 79 /* for IEEE80211_RADIOTAP_FLAGS */ 80 enum ieee80211_radiotap_flags { 81 IEEE80211_RADIOTAP_F_CFP = 0x01, 82 IEEE80211_RADIOTAP_F_SHORTPRE = 0x02, 83 IEEE80211_RADIOTAP_F_WEP = 0x04, 84 IEEE80211_RADIOTAP_F_FRAG = 0x08, 85 IEEE80211_RADIOTAP_F_FCS = 0x10, 86 IEEE80211_RADIOTAP_F_DATAPAD = 0x20, 87 IEEE80211_RADIOTAP_F_BADFCS = 0x40, 88 }; 89 90 /* for IEEE80211_RADIOTAP_CHANNEL */ 91 enum ieee80211_radiotap_channel_flags { 92 IEEE80211_CHAN_CCK = 0x0020, 93 IEEE80211_CHAN_OFDM = 0x0040, 94 IEEE80211_CHAN_2GHZ = 0x0080, 95 IEEE80211_CHAN_5GHZ = 0x0100, 96 IEEE80211_CHAN_DYN = 0x0400, 97 IEEE80211_CHAN_HALF = 0x4000, 98 IEEE80211_CHAN_QUARTER = 0x8000, 99 }; 100 101 /* for IEEE80211_RADIOTAP_RX_FLAGS */ 102 enum ieee80211_radiotap_rx_flags { 103 IEEE80211_RADIOTAP_F_RX_BADPLCP = 0x0002, 104 }; 105 106 /* for IEEE80211_RADIOTAP_TX_FLAGS */ 107 enum ieee80211_radiotap_tx_flags { 108 IEEE80211_RADIOTAP_F_TX_FAIL = 0x0001, 109 IEEE80211_RADIOTAP_F_TX_CTS = 0x0002, 110 IEEE80211_RADIOTAP_F_TX_RTS = 0x0004, 111 IEEE80211_RADIOTAP_F_TX_NOACK = 0x0008, 112 }; 113 114 /* for IEEE80211_RADIOTAP_MCS "have" flags */ 115 enum ieee80211_radiotap_mcs_have { 116 IEEE80211_RADIOTAP_MCS_HAVE_BW = 0x01, 117 IEEE80211_RADIOTAP_MCS_HAVE_MCS = 0x02, 118 IEEE80211_RADIOTAP_MCS_HAVE_GI = 0x04, 119 IEEE80211_RADIOTAP_MCS_HAVE_FMT = 0x08, 120 IEEE80211_RADIOTAP_MCS_HAVE_FEC = 0x10, 121 IEEE80211_RADIOTAP_MCS_HAVE_STBC = 0x20, 122 }; 123 124 enum ieee80211_radiotap_mcs_flags { 125 IEEE80211_RADIOTAP_MCS_BW_MASK = 0x03, 126 IEEE80211_RADIOTAP_MCS_BW_20 = 0, 127 IEEE80211_RADIOTAP_MCS_BW_40 = 1, 128 IEEE80211_RADIOTAP_MCS_BW_20L = 2, 129 IEEE80211_RADIOTAP_MCS_BW_20U = 3, 130 131 IEEE80211_RADIOTAP_MCS_SGI = 0x04, 132 IEEE80211_RADIOTAP_MCS_FMT_GF = 0x08, 133 IEEE80211_RADIOTAP_MCS_FEC_LDPC = 0x10, 134 IEEE80211_RADIOTAP_MCS_STBC_MASK = 0x60, 135 IEEE80211_RADIOTAP_MCS_STBC_1 = 1, 136 IEEE80211_RADIOTAP_MCS_STBC_2 = 2, 137 IEEE80211_RADIOTAP_MCS_STBC_3 = 3, 138 IEEE80211_RADIOTAP_MCS_STBC_SHIFT = 5, 139 }; 140 141 /* for IEEE80211_RADIOTAP_AMPDU_STATUS */ 142 enum ieee80211_radiotap_ampdu_flags { 143 IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN = 0x0001, 144 IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN = 0x0002, 145 IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN = 0x0004, 146 IEEE80211_RADIOTAP_AMPDU_IS_LAST = 0x0008, 147 IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR = 0x0010, 148 IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN = 0x0020, 149 }; 150 151 /* for IEEE80211_RADIOTAP_VHT */ 152 enum ieee80211_radiotap_vht_known { 153 IEEE80211_RADIOTAP_VHT_KNOWN_STBC = 0x0001, 154 IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA = 0x0002, 155 IEEE80211_RADIOTAP_VHT_KNOWN_GI = 0x0004, 156 IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS = 0x0008, 157 IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM = 0x0010, 158 IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED = 0x0020, 159 IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH = 0x0040, 160 IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID = 0x0080, 161 IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID = 0x0100, 162 }; 163 164 enum ieee80211_radiotap_vht_flags { 165 IEEE80211_RADIOTAP_VHT_FLAG_STBC = 0x01, 166 IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA = 0x02, 167 IEEE80211_RADIOTAP_VHT_FLAG_SGI = 0x04, 168 IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 = 0x08, 169 IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM = 0x10, 170 IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED = 0x20, 171 }; 172 173 enum ieee80211_radiotap_vht_coding { 174 IEEE80211_RADIOTAP_CODING_LDPC_USER0 = 0x01, 175 IEEE80211_RADIOTAP_CODING_LDPC_USER1 = 0x02, 176 IEEE80211_RADIOTAP_CODING_LDPC_USER2 = 0x04, 177 IEEE80211_RADIOTAP_CODING_LDPC_USER3 = 0x08, 178 }; 179 180 /* for IEEE80211_RADIOTAP_TIMESTAMP */ 181 enum ieee80211_radiotap_timestamp_unit_spos { 182 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MASK = 0x000F, 183 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_MS = 0x0000, 184 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US = 0x0001, 185 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_NS = 0x0003, 186 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_MASK = 0x00F0, 187 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_BEGIN_MDPU = 0x0000, 188 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_PLCP_SIG_ACQ = 0x0010, 189 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_PPDU = 0x0020, 190 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_EO_MPDU = 0x0030, 191 IEEE80211_RADIOTAP_TIMESTAMP_SPOS_UNKNOWN = 0x00F0, 192 }; 193 194 enum ieee80211_radiotap_timestamp_flags { 195 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_64BIT = 0x00, 196 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_32BIT = 0x01, 197 IEEE80211_RADIOTAP_TIMESTAMP_FLAG_ACCURACY = 0x02, 198 }; 199 200 #endif /* __RADIOTAP_H */ 201