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#------------------------------------------------------------------------------
# sniffer: file(1) magic for packet captured files
#
# From: guy@netapp.com (Guy Harris)
#
# Microsoft NetMon (packet capture/display program) capture files.
#
0 string RTSS NetMon capture file
>4 byte x - version %d
>5 byte x \b.%d
#
# Network General Sniffer capture files.
#
0 string TRSNIFF\ data\ \ \ \ \032 Sniffer capture file
>23 leshort x - version %d
>25 leshort x \b.%d
>33 byte x (Format %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)
#
# "libpcap" capture files.
# (We call them "tcpdump capture file(s)" for now, as "tcpdump" is
# the main program that uses that format, but there's also "tcpview",
# and there may be others in the future.)
#
0 ubelong 0xa1b2c3d4 tcpdump capture file (big-endian)
>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 (IEEE 802.x network
>20 belong 7 (ARCnet
>20 belong 8 (SLIP
>20 belong 9 (PPP
>20 belong 10 (FDDI
>20 belong 11 (RFC 1483 ATM
>20 belong 12 (Loopback
>20 belong 13 (IPSec Enc
>20 belong 14 (Raw IP
>20 belong 15 (BSD/OS SLIP
>20 belong 16 (BSD/OS PPP
>20 belong 17 (Old PF Log
>20 belong 18 (PFSync
>20 belong 105 (IEEE 802.11 wireless
>20 belong 117 (PF Log
>16 belong x \b, capture length %d)
0 ulelong 0xa1b2c3d4 tcpdump capture file (little-endian)
>4 leshort x - version %d
>6 leshort x \b.%d
>20 lelong 0 (No link-layer encapsulation
>20 lelong 1 (Ethernet
>20 lelong 2 (3Mb Ethernet
>20 lelong 3 (AX.25
>20 lelong 4 (ProNet
>20 lelong 5 (Chaos
>20 lelong 6 (IEEE 802.x network
>20 lelong 7 (ARCnet
>20 lelong 8 (SLIP
>20 lelong 9 (PPP
>20 lelong 10 (FDDI
>20 lelong 11 (RFC 1483 ATM
>20 lelong 12 (Loopback
>20 lelong 13 (IPSec Enc
>20 lelong 14 (Raw IP
>20 lelong 15 (BSD/OS SLIP
>20 lelong 16 (BSD/OS PPP
>20 lelong 17 (Old PF Log
>20 lelong 18 (PFSync
>20 lelong 105 (IEEE 802.11 wireless
>20 lelong 117 (PF Log
>16 lelong x \b, capture length %d)
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