diff options
Diffstat (limited to 'contrib/tcpdump/ieee802_11_radio.h')
| -rw-r--r-- | contrib/tcpdump/ieee802_11_radio.h | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/contrib/tcpdump/ieee802_11_radio.h b/contrib/tcpdump/ieee802_11_radio.h deleted file mode 100644 index 812b5ac31e99..000000000000 --- a/contrib/tcpdump/ieee802_11_radio.h +++ /dev/null @@ -1,291 +0,0 @@ -/* $FreeBSD$ */ -/* NetBSD: ieee802_11_radio.h,v 1.2 2006/02/26 03:04:03 dyoung Exp */ -/* $Header: /tcpdump/master/tcpdump/ieee802_11_radio.h,v 1.3 2007-08-29 02:31:44 mcr Exp $ */ - -/*- - * 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. - */ -#ifndef _NET_IF_IEEE80211RADIOTAP_H_ -#define _NET_IF_IEEE80211RADIOTAP_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. - */ - -/* - * The radio capture header precedes the 802.11 header. - * - * Note well: all radiotap fields are little-endian. - */ -struct ieee80211_radiotap_header { - u_int8_t it_version; /* Version 0. Only increases - * for drastic changes, - * introduction of compatible - * new fields does not count. - */ - u_int8_t it_pad; - u_int16_t it_len; /* length of the whole - * header in bytes, including - * it_version, it_pad, - * it_len, and data fields. - */ - u_int32_t 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. - */ -}; - -/* Name Data type Units - * ---- --------- ----- - * - * IEEE80211_RADIOTAP_TSFT u_int64_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 u_int16_t MHz, bitmap - * - * Tx/Rx frequency in MHz, followed by flags (see below). - * Note that IEEE80211_RADIOTAP_XCHANNEL must be used to - * represent an HT channel as there is not enough room in - * the flags word. - * - * IEEE80211_RADIOTAP_FHSS u_int16_t see below - * - * For frequency-hopping radios, the hop set (first byte) - * and pattern (second byte). - * - * IEEE80211_RADIOTAP_RATE u_int8_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 u_int8_t decibel (dB) - * - * RF signal power at the antenna, decibel difference from an - * arbitrary, fixed reference. - * - * IEEE80211_RADIOTAP_DB_ANTNOISE u_int8_t decibel (dB) - * - * RF noise power at the antenna, decibel difference from an - * arbitrary, fixed reference point. - * - * IEEE80211_RADIOTAP_LOCK_QUALITY u_int16_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 u_int16_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 u_int16_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 u_int8_t bitmap - * - * Properties of transmitted and received frames. See flags - * defined below. - * - * IEEE80211_RADIOTAP_ANTENNA u_int8_t antenna index - * - * Unitless indication of the Rx/Tx antenna for this packet. - * The first antenna is antenna 0. - * - * IEEE80211_RADIOTAP_RX_FLAGS u_int16_t bitmap - * - * Properties of received frames. See flags defined below. - * - * IEEE80211_RADIOTAP_XCHANNEL u_int32_t bitmap - * u_int16_t MHz - * u_int8_t channel number - * u_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 u_int8_t known - * u_int8_t flags - * u_int8_t mcs - * - * Bitset indicating which fields have known values, followed - * by bitset of flag values, followed by the MCS rate index as - * in IEEE 802.11n. - * - * IEEE80211_RADIOTAP_VENDOR_NAMESPACE - * u_int8_t OUI[3] - * u_int8_t subspace - * u_int16_t length - * - * The Vendor Namespace Field contains three sub-fields. The first - * sub-field is 3 bytes long. It contains the vendor's IEEE 802 - * Organizationally Unique Identifier (OUI). The fourth byte is a - * vendor-specific "namespace selector." - * - */ -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, - IEEE80211_RADIOTAP_RX_FLAGS = 14, - /* NB: gap for netbsd definitions */ - IEEE80211_RADIOTAP_XCHANNEL = 18, - IEEE80211_RADIOTAP_MCS = 19, - IEEE80211_RADIOTAP_NAMESPACE = 29, - IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30, - IEEE80211_RADIOTAP_EXT = 31 -}; - -/* channel attributes */ -#define IEEE80211_CHAN_TURBO 0x00010 /* Turbo channel */ -#define IEEE80211_CHAN_CCK 0x00020 /* CCK channel */ -#define IEEE80211_CHAN_OFDM 0x00040 /* OFDM channel */ -#define IEEE80211_CHAN_2GHZ 0x00080 /* 2 GHz spectrum channel. */ -#define IEEE80211_CHAN_5GHZ 0x00100 /* 5 GHz spectrum channel */ -#define IEEE80211_CHAN_PASSIVE 0x00200 /* Only passive scan allowed */ -#define IEEE80211_CHAN_DYN 0x00400 /* Dynamic CCK-OFDM channel */ -#define IEEE80211_CHAN_GFSK 0x00800 /* GFSK channel (FHSS PHY) */ -#define IEEE80211_CHAN_GSM 0x01000 /* 900 MHz spectrum channel */ -#define IEEE80211_CHAN_STURBO 0x02000 /* 11a static turbo channel only */ -#define IEEE80211_CHAN_HALF 0x04000 /* Half rate channel */ -#define IEEE80211_CHAN_QUARTER 0x08000 /* Quarter rate channel */ -#define IEEE80211_CHAN_HT20 0x10000 /* HT 20 channel */ -#define IEEE80211_CHAN_HT40U 0x20000 /* HT 40 channel w/ ext above */ -#define IEEE80211_CHAN_HT40D 0x40000 /* HT 40 channel w/ ext below */ - -/* Useful combinations of channel characteristics, borrowed from Ethereal */ -#define IEEE80211_CHAN_A \ - (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM) -#define IEEE80211_CHAN_B \ - (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK) -#define IEEE80211_CHAN_G \ - (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN) -#define IEEE80211_CHAN_TA \ - (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO) -#define IEEE80211_CHAN_TG \ - (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN | IEEE80211_CHAN_TURBO) - - -/* 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_RX_FLAGS */ -#define IEEE80211_RADIOTAP_F_RX_BADFCS 0x0001 /* frame failed crc check */ -#define IEEE80211_RADIOTAP_F_RX_PLCP_CRC 0x0002 /* frame failed PLCP CRC check */ - -/* For IEEE80211_RADIOTAP_MCS known */ -#define IEEE80211_RADIOTAP_MCS_BANDWIDTH_KNOWN 0x01 -#define IEEE80211_RADIOTAP_MCS_MCS_INDEX_KNOWN 0x02 /* MCS index field */ -#define IEEE80211_RADIOTAP_MCS_GUARD_INTERVAL_KNOWN 0x04 -#define IEEE80211_RADIOTAP_MCS_HT_FORMAT_KNOWN 0x08 -#define IEEE80211_RADIOTAP_MCS_FEC_TYPE_KNOWN 0x10 - -/* For IEEE80211_RADIOTAP_MCS flags */ -#define IEEE80211_RADIOTAP_MCS_BANDWIDTH_MASK 0x03 -#define IEEE80211_RADIOTAP_MCS_BANDWIDTH_20 0 -#define IEEE80211_RADIOTAP_MCS_BANDWIDTH_40 1 -#define IEEE80211_RADIOTAP_MCS_BANDWIDTH_20L 2 -#define IEEE80211_RADIOTAP_MCS_BANDWIDTH_20U 3 -#define IEEE80211_RADIOTAP_MCS_SHORT_GI 0x04 /* short guard interval */ -#define IEEE80211_RADIOTAP_MCS_HT_GREENFIELD 0x08 -#define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10 - -#endif /* _NET_IF_IEEE80211RADIOTAP_H_ */ |