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- #------------------------------------------------------------------------------
- # $File: sniffer,v 1.20 2018/10/18 16:49:19 christos Exp $
- # sniffer: file(1) magic for packet capture files
- #
- # From: guy@alum.mit.edu (Guy Harris)
- #
- #
- # Microsoft Network Monitor 1.x capture files.
- #
- 0 string RTSS NetMon capture file
- >5 byte x - version %d
- >4 byte x \b.%d
- >6 leshort 0 (Unknown)
- >6 leshort 1 (Ethernet)
- >6 leshort 2 (Token Ring)
- >6 leshort 3 (FDDI)
- >6 leshort 4 (ATM)
- >6 leshort >4 (type %d)
- #
- # Microsoft Network Monitor 2.x capture files.
- #
- 0 string GMBU NetMon capture file
- >5 byte x - version %d
- >4 byte x \b.%d
- >6 leshort 0 (Unknown)
- >6 leshort 1 (Ethernet)
- >6 leshort 2 (Token Ring)
- >6 leshort 3 (FDDI)
- >6 leshort 4 (ATM)
- >6 leshort 5 (IP-over-IEEE 1394)
- >6 leshort 6 (802.11)
- >6 leshort 7 (Raw IP)
- >6 leshort 8 (Raw IP)
- >6 leshort 9 (Raw IP)
- >6 leshort >9 (type %d)
- #
- # Network General Sniffer capture files.
- # Sorry, make that "Network Associates Sniffer capture files."
- # Sorry, make that "Network General old DOS Sniffer capture files."
- #
- 0 string TRSNIFF\040data\040\040\040\040\032 Sniffer capture file
- >33 byte 2 (compressed)
- >23 leshort x - version %d
- >25 leshort x \b.%d
- >32 byte 0 (Token Ring)
- >32 byte 1 (Ethernet)
- >32 byte 2 (ARCNET)
- >32 byte 3 (StarLAN)
- >32 byte 4 (PC Network broadband)
- >32 byte 5 (LocalTalk)
- >32 byte 6 (Znet)
- >32 byte 7 (Internetwork Analyzer)
- >32 byte 9 (FDDI)
- >32 byte 10 (ATM)
- #
- # Cinco Networks NetXRay capture files.
- # Sorry, make that "Network General Sniffer Basic capture files."
- # Sorry, make that "Network Associates Sniffer Basic capture files."
- # Sorry, make that "Network Associates Sniffer Basic, and Windows
- # Sniffer Pro", capture files."
- # Sorry, make that "Network General Sniffer capture files."
- # Sorry, make that "NetScout Sniffer capture files."
- #
- 0 string XCP\0 NetXRay capture file
- >4 string >\0 - version %s
- >44 leshort 0 (Ethernet)
- >44 leshort 1 (Token Ring)
- >44 leshort 2 (FDDI)
- >44 leshort 3 (WAN)
- >44 leshort 8 (ATM)
- >44 leshort 9 (802.11)
- #
- # "libpcap" capture files.
- # https://www.tcpdump.org/manpages/pcap-savefile.5.html
- # (We call them "tcpdump capture file(s)" for now, as "tcpdump" is
- # the main program that uses that format, but there are other programs
- # that use "libpcap", or that use the same capture file format.)
- #
- 0 name pcap-be
- >4 beshort x - version %d
- >6 beshort x \b.%d
- >20 belong 0 (No link-layer encapsulation
- >20 belong 1 (Ethernet
- >20 belong 2 (3Mb Ethernet
- >20 belong 3 (AX.25
- >20 belong 4 (ProNET
- >20 belong 5 (CHAOS
- >20 belong 6 (Token Ring
- >20 belong 7 (BSD ARCNET
- >20 belong 8 (SLIP
- >20 belong 9 (PPP
- >20 belong 10 (FDDI
- >20 belong 11 (RFC 1483 ATM
- >20 belong 12 (raw IP
- >20 belong 13 (BSD/OS SLIP
- >20 belong 14 (BSD/OS PPP
- >20 belong 19 (Linux ATM Classical IP
- >20 belong 50 (PPP or Cisco HDLC
- >20 belong 51 (PPP-over-Ethernet
- >20 belong 99 (Symantec Enterprise Firewall
- >20 belong 100 (RFC 1483 ATM
- >20 belong 101 (raw IP
- >20 belong 102 (BSD/OS SLIP
- >20 belong 103 (BSD/OS PPP
- >20 belong 104 (BSD/OS Cisco HDLC
- >20 belong 105 (802.11
- >20 belong 106 (Linux Classical IP over ATM
- >20 belong 107 (Frame Relay
- >20 belong 108 (OpenBSD loopback
- >20 belong 109 (OpenBSD IPsec encrypted
- >20 belong 112 (Cisco HDLC
- >20 belong 113 (Linux "cooked"
- >20 belong 114 (LocalTalk
- >20 belong 117 (OpenBSD PFLOG
- >20 belong 119 (802.11 with Prism header
- >20 belong 122 (RFC 2625 IP over Fibre Channel
- >20 belong 123 (SunATM
- >20 belong 127 (802.11 with radiotap header
- >20 belong 129 (Linux ARCNET
- >20 belong 138 (Apple IP over IEEE 1394
- >20 belong 139 (MTP2 with pseudo-header
- >20 belong 140 (MTP2
- >20 belong 141 (MTP3
- >20 belong 142 (SCCP
- >20 belong 143 (DOCSIS
- >20 belong 144 (IrDA
- >20 belong 147 (Private use 0
- >20 belong 148 (Private use 1
- >20 belong 149 (Private use 2
- >20 belong 150 (Private use 3
- >20 belong 151 (Private use 4
- >20 belong 152 (Private use 5
- >20 belong 153 (Private use 6
- >20 belong 154 (Private use 7
- >20 belong 155 (Private use 8
- >20 belong 156 (Private use 9
- >20 belong 157 (Private use 10
- >20 belong 158 (Private use 11
- >20 belong 159 (Private use 12
- >20 belong 160 (Private use 13
- >20 belong 161 (Private use 14
- >20 belong 162 (Private use 15
- >20 belong 163 (802.11 with AVS header
- >20 belong 165 (BACnet MS/TP
- >20 belong 166 (PPPD
- >20 belong 169 (GPRS LLC
- >20 belong 177 (Linux LAPD
- >20 belong 187 (Bluetooth HCI H4
- >20 belong 189 (Linux USB
- >20 belong 192 (PPI
- >20 belong 195 (802.15.4
- >20 belong 196 (SITA
- >20 belong 197 (Endace ERF
- >20 belong 201 (Bluetooth HCI H4 with pseudo-header
- >20 belong 202 (AX.25 with KISS header
- >20 belong 203 (LAPD
- >20 belong 204 (PPP with direction pseudo-header
- >20 belong 205 (Cisco HDLC with direction pseudo-header
- >20 belong 206 (Frame Relay with direction pseudo-header
- >20 belong 209 (Linux IPMB
- >20 belong 215 (802.15.4 with non-ASK PHY header
- >20 belong 220 (Memory-mapped Linux USB
- >20 belong 224 (Fibre Channel FC-2
- >20 belong 225 (Fibre Channel FC-2 with frame delimiters
- >20 belong 226 (Solaris IPNET
- >20 belong 227 (SocketCAN
- >20 belong 228 (Raw IPv4
- >20 belong 229 (Raw IPv6
- >20 belong 230 (802.15.4 without FCS
- >20 belong 231 (D-Bus messages
- >20 belong 235 (DVB-CI
- >20 belong 236 (MUX27010
- >20 belong 237 (STANAG 5066 D_PDUs
- >20 belong 239 (Linux netlink NFLOG messages
- >20 belong 240 (Hilscher netAnalyzer
- >20 belong 241 (Hilscher netAnalyzer with delimiters
- >20 belong 242 (IP-over-Infiniband
- >20 belong 243 (MPEG-2 Transport Stream packets
- >20 belong 244 (ng4t ng40
- >20 belong 245 (NFC LLCP
- >20 belong 247 (Infiniband
- >20 belong 248 (SCTP
- >16 belong x \b, capture length %d)
- # packets time stamps in seconds and microseconds.
- 0 ubelong 0xa1b2c3d4 pcap capture file, microseconds ts (big-endian)
- !:mime application/vnd.tcpdump.pcap
- >0 use pcap-be
- 0 ulelong 0xa1b2c3d4 pcap capture file, microsecond ts (little-endian)
- !:mime application/vnd.tcpdump.pcap
- >0 use \^pcap-be
- # packets time stamps in seconds and nanoseconds.
- 0 ubelong 0xa1b23c4d pcap capture file, nanosecond ts (big-endian)
- !:mime application/vnd.tcpdump.pcap
- >0 use pcap-be
- 0 ulelong 0xa1b23c4d pcap capture file, nanosecond ts (little-endian)
- !:mime application/vnd.tcpdump.pcap
- >0 use \^pcap-be
- #
- # "libpcap"-with-Alexey-Kuznetsov's-patches capture files.
- #
- 0 ubelong 0xa1b2cd34 pcap capture file, microsecond ts, extensions (big-endian)
- >0 use pcap-be
- 0 ulelong 0xa1b2cd34 pcap capture file, microsecond ts, extensions (little-endian)
- >0 use \^pcap-be
- #
- # "pcap-ng" capture files.
- # http://www.winpcap.org/ntar/draft/PCAP-DumpFileFormat.html
- # Pcap-ng files can contain multiple sections. Printing the endianness,
- # snaplen, or other information from the first SHB may be misleading.
- #
- 0 ubelong 0x0a0d0d0a
- >8 ubelong 0x1a2b3c4d pcap-ng capture file
- >>12 beshort x - version %d
- >>14 beshort x \b.%d
- 0 ulelong 0x0a0d0d0a
- >8 ulelong 0x1a2b3c4d pcap-ng capture file
- >>12 leshort x - version %d
- >>14 leshort x \b.%d
- #
- # AIX "iptrace" capture files.
- #
- 0 string iptrace\0401.0 AIX iptrace capture file
- 0 string iptrace\0402.0 AIX iptrace capture file
- #
- # Novell LANalyzer capture files.
- #
- 0 leshort 0x1001 Novell LANalyzer capture file
- 0 leshort 0x1007 Novell LANalyzer capture file
- #
- # HP-UX "nettl" capture files.
- #
- 0 string \x54\x52\x00\x64\x00 HP/UX nettl capture file
- #
- # RADCOM WAN/LAN Analyzer capture files.
- #
- 0 string \x42\xd2\x00\x34\x12\x66\x22\x88 RADCOM WAN/LAN Analyzer capture file
- #
- # NetStumbler log files. Not really packets, per se, but about as
- # close as you can get. These are log files from NetStumbler, a
- # Windows program, that scans for 802.11b networks.
- #
- 0 string NetS NetStumbler log file
- >8 lelong x \b, %d stations found
- #
- # *Peek tagged capture files.
- #
- 0 string \177ver EtherPeek/AiroPeek/OmniPeek capture file
- #
- # Visual Networks traffic capture files.
- #
- 0 string \x05VNF Visual Networks traffic capture file
- #
- # Network Instruments Observer capture files.
- #
- 0 string ObserverPktBuffe Network Instruments Observer capture file
- #
- # Files from Accellent Group's 5View products.
- #
- 0 string \xaa\xaa\xaa\xaa 5View capture file
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