| /* $FreeBSD: src/sys/net80211/ieee80211_radiotap.h,v 1.11 2007/12/13 01:23:40 sam Exp $ */ |
| /* $NetBSD: ieee80211_radiotap.h,v 1.16 2007/01/06 05:51:15 dyoung Exp $ */ |
| /* FILE-CSTYLED */ |
| |
| /* |
| * Copyright (c) 2003, 2004 David Young. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of David Young may not be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A |
| * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID |
| * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED |
| * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| * OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * <<Broadcom-WL-IPTag/Open:>> |
| */ |
| |
| #ifndef _NET80211_IEEE80211_RADIOTAP_H_ |
| #define _NET80211_IEEE80211_RADIOTAP_H_ |
| |
| /* A generic radio capture format is desirable. It must be |
| * rigidly defined (e.g., units for fields should be given), |
| * and easily extensible. |
| * |
| * The following is an extensible radio capture format. It is |
| * based on a bitmap indicating which fields are present. |
| * |
| * I am trying to describe precisely what the application programmer |
| * should expect in the following, and for that reason I tell the |
| * units and origin of each measurement (where it applies), or else I |
| * use sufficiently weaselly language ("is a monotonically nondecreasing |
| * function of...") that I cannot set false expectations for lawyerly |
| * readers. |
| */ |
| #if defined(__KERNEL__) || defined(_KERNEL) |
| #ifndef DLT_IEEE802_11_RADIO |
| #define DLT_IEEE802_11_RADIO 127 /* 802.11 plus WLAN header */ |
| #endif |
| #endif /* defined(__KERNEL__) || defined(_KERNEL) */ |
| |
| #define IEEE80211_RADIOTAP_HDRLEN 64 /* deprecated */ |
| |
| /* This marks the start of a packed structure section. */ |
| #include <packed_section_start.h> |
| |
| /* |
| * The radio capture header precedes the 802.11 header. |
| * |
| * Note well: all radiotap fields are little-endian. |
| */ |
| BWL_PRE_PACKED_STRUCT struct ieee80211_radiotap_header { |
| uint8 it_version; /* Version 0. Only increases |
| * for drastic changes, |
| * introduction of compatible |
| * new fields does not count. |
| */ |
| uint8 it_pad; |
| uint16 it_len; /* length of the whole |
| * header in bytes, including |
| * it_version, it_pad, |
| * it_len, and data fields. |
| */ |
| uint32 it_present; /* A bitmap telling which |
| * fields are present. Set bit 31 |
| * (0x80000000) to extend the |
| * bitmap by another 32 bits. |
| * Additional extensions are made |
| * by setting bit 31. |
| */ |
| } BWL_POST_PACKED_STRUCT; |
| |
| /* This marks the end of a packed structure section. */ |
| #include <packed_section_end.h> |
| |
| /* |
| * Name Data type Units |
| * ---- --------- ----- |
| * |
| * IEEE80211_RADIOTAP_TSFT uint64_t microseconds |
| * |
| * Value in microseconds of the MAC's 64-bit 802.11 Time |
| * Synchronization Function timer when the first bit of the |
| * MPDU arrived at the MAC. For received frames, only. |
| * |
| * IEEE80211_RADIOTAP_CHANNEL 2 x uint16_t MHz, bitmap |
| * |
| * Tx/Rx frequency in MHz, followed by flags (see below). |
| * |
| * IEEE80211_RADIOTAP_FHSS uint16_t see below |
| * |
| * For frequency-hopping radios, the hop set (first byte) |
| * and pattern (second byte). |
| * |
| * IEEE80211_RADIOTAP_RATE uint8_t 500kb/s or index |
| * |
| * Tx/Rx data rate. If bit 0x80 is set then it represents an |
| * an MCS index and not an IEEE rate. |
| * |
| * IEEE80211_RADIOTAP_DBM_ANTSIGNAL int8_t decibels from |
| * one milliwatt (dBm) |
| * |
| * RF signal power at the antenna, decibel difference from |
| * one milliwatt. |
| * |
| * IEEE80211_RADIOTAP_DBM_ANTNOISE int8_t decibels from |
| * one milliwatt (dBm) |
| * |
| * RF noise power at the antenna, decibel difference from one |
| * milliwatt. |
| * |
| * IEEE80211_RADIOTAP_DB_ANTSIGNAL uint8_t decibel (dB) |
| * |
| * RF signal power at the antenna, decibel difference from an |
| * arbitrary, fixed reference. |
| * |
| * IEEE80211_RADIOTAP_DB_ANTNOISE uint8_t decibel (dB) |
| * |
| * RF noise power at the antenna, decibel difference from an |
| * arbitrary, fixed reference point. |
| * |
| * IEEE80211_RADIOTAP_TXFLAGS uint16_t txflags |
| * Properties of Transmitted frames |
| * |
| * IEEE80211_RADIOTAP_RETRIES uint8_t retries |
| * Number of retries |
| * |
| * IEEE80211_RADIOTAP_LOCK_QUALITY uint16_t unitless |
| * |
| * Quality of Barker code lock. Unitless. Monotonically |
| * nondecreasing with "better" lock strength. Called "Signal |
| * Quality" in datasheets. (Is there a standard way to measure |
| * this?) |
| * |
| * IEEE80211_RADIOTAP_TX_ATTENUATION uint16_t unitless |
| * |
| * Transmit power expressed as unitless distance from max |
| * power set at factory calibration. 0 is max power. |
| * Monotonically nondecreasing with lower power levels. |
| * |
| * IEEE80211_RADIOTAP_DB_TX_ATTENUATION uint16_t decibels (dB) |
| * |
| * Transmit power expressed as decibel distance from max power |
| * set at factory calibration. 0 is max power. Monotonically |
| * nondecreasing with lower power levels. |
| * |
| * IEEE80211_RADIOTAP_DBM_TX_POWER int8_t decibels from |
| * one milliwatt (dBm) |
| * |
| * Transmit power expressed as dBm (decibels from a 1 milliwatt |
| * reference). This is the absolute power level measured at |
| * the antenna port. |
| * |
| * IEEE80211_RADIOTAP_FLAGS uint8_t bitmap |
| * |
| * Properties of transmitted and received frames. See flags |
| * defined below. |
| * |
| * IEEE80211_RADIOTAP_ANTENNA uint8_t antenna index |
| * |
| * Unitless indication of the Rx/Tx antenna for this packet. |
| * The first antenna is antenna 0. |
| * |
| * IEEE80211_RADIOTAP_XCHANNEL uint32_t bitmap |
| * uint16_t MHz |
| * uint8_t channel number |
| * int8_t .5 dBm |
| * |
| * Extended channel specification: flags (see below) followed by |
| * frequency in MHz, the corresponding IEEE channel number, and |
| * finally the maximum regulatory transmit power cap in .5 dBm |
| * units. This property supersedes IEEE80211_RADIOTAP_CHANNEL |
| * and only one of the two should be present. |
| * |
| * IEEE80211_RADIOTAP_MCS u8, u8, u8 unitless |
| * |
| * Contains a bitmap of known fields/flags, the flags, and |
| * the MCS index. |
| * |
| */ |
| enum ieee80211_radiotap_type { |
| 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, |
| /* NB: gap for netbsd definitions */ |
| IEEE80211_RADIOTAP_TXFLAGS = 15, |
| IEEE80211_RADIOTAP_RETRIES = 17, |
| IEEE80211_RADIOTAP_XCHANNEL = 18, |
| IEEE80211_RADIOTAP_MCS = 19, |
| IEEE80211_RADIOTAP_AMPDU = 20, |
| IEEE80211_RADIOTAP_VHT = 21, |
| IEEE80211_RADIOTAP_HE = 23, |
| IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29, |
| IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30, |
| IEEE80211_RADIOTAP_EXT = 31, |
| |
| }; |
| |
| #ifndef _KERNEL |
| /* channel attributes */ |
| #define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */ |
| #define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */ |
| #define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */ |
| #define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */ |
| #define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */ |
| #define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */ |
| #define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */ |
| #define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */ |
| #define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */ |
| #define IEEE80211_CHAN_STURBO 0x00002000 /* 11a static turbo channel only */ |
| #define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */ |
| #define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */ |
| #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */ |
| #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */ |
| #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */ |
| #endif /* !_KERNEL */ |
| |
| /* For IEEE80211_RADIOTAP_FLAGS */ |
| #define IEEE80211_RADIOTAP_F_CFP 0x01 /* sent/received |
| * during CFP |
| */ |
| #define IEEE80211_RADIOTAP_F_SHORTPRE 0x02 /* sent/received |
| * with short |
| * preamble |
| */ |
| #define IEEE80211_RADIOTAP_F_WEP 0x04 /* sent/received |
| * with WEP encryption |
| */ |
| #define IEEE80211_RADIOTAP_F_FRAG 0x08 /* sent/received |
| * with fragmentation |
| */ |
| #define IEEE80211_RADIOTAP_F_FCS 0x10 /* frame includes FCS */ |
| #define IEEE80211_RADIOTAP_F_DATAPAD 0x20 /* frame has padding between |
| * 802.11 header and payload |
| * (to 32-bit boundary) |
| */ |
| #define IEEE80211_RADIOTAP_F_BADFCS 0x40 /* does not pass FCS check */ |
| |
| /* For IEEE80211_RADIOTAP_MCS */ |
| #define IEEE80211_RADIOTAP_MCS_HAVE_BW 0x01 |
| #define IEEE80211_RADIOTAP_MCS_HAVE_MCS 0x02 |
| #define IEEE80211_RADIOTAP_MCS_HAVE_GI 0x04 |
| #define IEEE80211_RADIOTAP_MCS_HAVE_FMT 0x08 |
| #define IEEE80211_RADIOTAP_MCS_HAVE_FEC 0x10 |
| |
| #define IEEE80211_RADIOTAP_MCS_BW_MASK 0x03 |
| #define IEEE80211_RADIOTAP_MCS_BW_20 0 |
| #define IEEE80211_RADIOTAP_MCS_BW_40 1 |
| #define IEEE80211_RADIOTAP_MCS_BW_20L 2 |
| #define IEEE80211_RADIOTAP_MCS_BW_20U 3 |
| #define IEEE80211_RADIOTAP_MCS_SGI 0x04 |
| #define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08 |
| #define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10 |
| |
| /* remove, only used on macos */ |
| #define IEEE80211_RADIOTAP_MCS_BW_80 0x20 |
| #define IEEE80211_RADIOTAP_MCS_BW_20LL 0x40 |
| #define IEEE80211_RADIOTAP_MCS_BW_20LU 0x60 |
| #define IEEE80211_RADIOTAP_MCS_BW_20UL 0x80 |
| #define IEEE80211_RADIOTAP_MCS_BW_20UU 0xa0 |
| #define IEEE80211_RADIOTAP_MCS_BW_40L 0xc0 |
| #define IEEE80211_RADIOTAP_MCS_BW_40U 0xe0 |
| |
| /* For IEEE80211_RADIOTAP_VHT */ |
| #define IEEE80211_RADIOTAP_VHT_HAVE_STBC 0x0001 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_TXOP_PS 0x0002 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_GI 0x0004 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_SGI_NSYM_DA 0x0008 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_LDPC_EXTRA 0x0010 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_BF 0x0020 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_BW 0x0040 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_GID 0x0080 |
| #define IEEE80211_RADIOTAP_VHT_HAVE_PAID 0x0100 |
| |
| #define IEEE80211_RADIOTAP_VHT_STBC 0x01 |
| #define IEEE80211_RADIOTAP_VHT_TXOP_PS 0x02 |
| #define IEEE80211_RADIOTAP_VHT_SGI 0x04 |
| #define IEEE80211_RADIOTAP_VHT_SGI_NSYM_DA 0x08 |
| #define IEEE80211_RADIOTAP_VHT_LDPC_EXTRA 0x10 |
| #define IEEE80211_RADIOTAP_VHT_BF 0x20 |
| |
| #define IEEE80211_RADIOTAP_VHT_NSS 0x0f |
| #define IEEE80211_RADIOTAP_VHT_MCS 0xf0 |
| |
| #define IEEE80211_RADIOTAP_VHT_CODING_LDPC 0x01 |
| |
| #define IEEE80211_RADIOTAP_VHT_BW_20 IEEE80211_RADIOTAP_MCS_BW_20 |
| #define IEEE80211_RADIOTAP_VHT_BW_40 IEEE80211_RADIOTAP_MCS_BW_40 |
| #define IEEE80211_RADIOTAP_VHT_BW_20L IEEE80211_RADIOTAP_MCS_BW_20L |
| #define IEEE80211_RADIOTAP_VHT_BW_20U IEEE80211_RADIOTAP_MCS_BW_20U |
| #define IEEE80211_RADIOTAP_VHT_BW_80 4 |
| #define IEEE80211_RADIOTAP_VHT_BW_40L 5 |
| #define IEEE80211_RADIOTAP_VHT_BW_40U 6 |
| #define IEEE80211_RADIOTAP_VHT_BW_20LL 7 |
| #define IEEE80211_RADIOTAP_VHT_BW_20LU 8 |
| #define IEEE80211_RADIOTAP_VHT_BW_20UL 9 |
| #define IEEE80211_RADIOTAP_VHT_BW_20UU 10 |
| #define IEEE80211_RADIOTAP_VHT_BW_160 11 |
| #define IEEE80211_RADIOTAP_VHT_BW_80L 12 |
| #define IEEE80211_RADIOTAP_VHT_BW_80U 13 |
| #define IEEE80211_RADIOTAP_VHT_BW_40LL 14 |
| #define IEEE80211_RADIOTAP_VHT_BW_40LU 15 |
| #define IEEE80211_RADIOTAP_VHT_BW_40UL 16 |
| #define IEEE80211_RADIOTAP_VHT_BW_40UU 17 |
| #define IEEE80211_RADIOTAP_VHT_BW_20LLL 18 |
| #define IEEE80211_RADIOTAP_VHT_BW_20LLU 19 |
| #define IEEE80211_RADIOTAP_VHT_BW_20LUL 20 |
| #define IEEE80211_RADIOTAP_VHT_BW_20LUU 21 |
| #define IEEE80211_RADIOTAP_VHT_BW_20ULL 22 |
| #define IEEE80211_RADIOTAP_VHT_BW_20ULU 23 |
| #define IEEE80211_RADIOTAP_VHT_BW_20UUL 24 |
| #define IEEE80211_RADIOTAP_VHT_BW_20UUU 25 |
| |
| /* For IEEE80211_RADIOTAP_HE */ |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_FORMAT 0x0003 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_BSS_COLOR 0x0004 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_BEAM_CHANGE 0x0008 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_DL_UL 0x0010 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_MCS 0x0020 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_DCM 0x0040 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_CODING 0x0080 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_LDPC 0x0100 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_STBC 0x0200 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_SR 0x0400 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_BW 0x4000 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_DOPPLER 0x8000 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_LTF 0x0004 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_TXBF 0x0010 |
| #define IEEE80211_RADIOTAP_HE_SIGA_HAVE_TXOP 0x0040 |
| |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_FORMAT 0x0001 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_BEAM_CHANGE 0x0002 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_DL_UL 0x0004 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_MCS 0x0008 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_DCM 0x0010 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_BSS_COLOR 0x0020 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_B14 0x0040 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_SR 0x0080 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_BW 0x0100 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_LTF 0x0200 |
| #define IEEE80211_RADIOTAP_HE_SIGA1_HAVE_NSTS 0x0400 |
| |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_TXOP 0x0001 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_CODING 0x0002 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_LDPC 0x0004 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_STBC 0x0008 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_TXBF 0x0010 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_FEC 0x0020 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_PED 0x0040 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_DOPPLER 0x0100 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_CRC 0x0400 |
| #define IEEE80211_RADIOTAP_HE_SIGA2_HAVE_TAIL 0x0800 |
| |
| /* For IEEE80211_RADIOTAP_TXFLAGS */ |
| #define IEEE80211_RADIOTAP_TXF_FAIL 0x0001 /* TX failed due to excessive retries */ |
| #define IEEE80211_RADIOTAP_TXF_CTS 0x0002 /* TX used CTS-to-self protection */ |
| #define IEEE80211_RADIOTAP_TXF_RTSCTS 0x0004 /* TX used RTS/CTS */ |
| #define IEEE80211_RADIOTAP_TXF_NOACK 0x0008 /* For injected TX: don't expect ACK */ |
| #define IEEE80211_RADIOTAP_TXF_SEQOVR 0x0010 /* For injected TX: use pre-configured seq */ |
| |
| /* For IEEE80211_RADIOTAP_AMPDU_STATUS */ |
| #define IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN 0x0001 |
| #define IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN 0x0002 |
| #define IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN 0x0004 |
| #define IEEE80211_RADIOTAP_AMPDU_IS_LAST 0x0008 |
| #define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR 0x0010 |
| #define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN 0x0020 |
| #define IEEE80211_RADIOTAP_AMPDU_MPDU_ONLY 0x8000 |
| |
| #endif /* !_NET80211_IEEE80211_RADIOTAP_H_ */ |