diff options
Diffstat (limited to 'include/net/ieee80211_radiotap.h')
| -rw-r--r-- | include/net/ieee80211_radiotap.h | 300 |
1 files changed, 279 insertions, 21 deletions
diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h index 8014153bdd49..c60867e7e43c 100644 --- a/include/net/ieee80211_radiotap.h +++ b/include/net/ieee80211_radiotap.h @@ -1,6 +1,6 @@ /* * Copyright (c) 2017 Intel Deutschland GmbH - * Copyright (c) 2018 Intel Corporation + * 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 @@ -18,33 +18,43 @@ #define __RADIOTAP_H #include <linux/kernel.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> /** - * struct ieee82011_radiotap_header - base radiotap header + * struct ieee80211_radiotap_header - base radiotap header */ struct ieee80211_radiotap_header { - /** - * @it_version: radiotap version, always 0 - */ - uint8_t it_version; - - /** - * @it_pad: padding (or alignment) - */ - uint8_t it_pad; + __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_len: overall radiotap header length + * @it_optional: all remaining presence bitmaps */ - __le16 it_len; - - /** - * @it_present: (first) present word - */ - __le32 it_present; + __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 @@ -77,11 +87,14 @@ enum ieee80211_radiotap_presence { 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_EXT = 31, + IEEE80211_RADIOTAP_EHT_USIG = 33, + IEEE80211_RADIOTAP_EHT = 34, }; /* for IEEE80211_RADIOTAP_FLAGS */ @@ -117,6 +130,8 @@ enum ieee80211_radiotap_tx_flags { 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 */ @@ -187,6 +202,24 @@ enum ieee80211_radiotap_vht_coding { 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, @@ -291,6 +324,12 @@ enum ieee80211_radiotap_he_bits { 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, }; @@ -343,15 +382,234 @@ struct ieee80211_radiotap_lsig { 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) { - struct ieee80211_radiotap_header *hdr = (void *)data; + const struct ieee80211_radiotap_header *hdr = (const void *)data; return get_unaligned_le16(&hdr->it_len); } |