freebsd-nq/contrib/file/Magdir/linux
2000-11-05 08:33:55 +00:00

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#------------------------------------------------------------------------------
# linux: file(1) magic for Linux files
#
# Values for Linux/i386 binaries, from Daniel Quinlan <quinlan@yggdrasil.com>
# The following basic Linux magic is useful for reference, but using
# "long" magic is a better practice in order to avoid collisions.
#
# 2 leshort 100 Linux/i386
# >0 leshort 0407 impure executable (OMAGIC)
# >0 leshort 0410 pure executable (NMAGIC)
# >0 leshort 0413 demand-paged executable (ZMAGIC)
# >0 leshort 0314 demand-paged executable (QMAGIC)
#
0 lelong 0x00640107 Linux/i386 impure executable (OMAGIC)
>16 lelong 0 \b, stripped
0 lelong 0x00640108 Linux/i386 pure executable (NMAGIC)
>16 lelong 0 \b, stripped
0 lelong 0x0064010b Linux/i386 demand-paged executable (ZMAGIC)
>16 lelong 0 \b, stripped
0 lelong 0x006400cc Linux/i386 demand-paged executable (QMAGIC)
>16 lelong 0 \b, stripped
#
0 string \007\001\000 Linux/i386 object file
>20 lelong >0x1020 \b, DLL library
# Linux-8086 stuff:
0 string \01\03\020\04 Linux-8086 impure executable
>28 long !0 not stripped
0 string \01\03\040\04 Linux-8086 executable
>28 long !0 not stripped
#
0 string \243\206\001\0 Linux-8086 object file
#
0 string \01\03\020\20 Minix-386 impure executable
>28 long !0 not stripped
0 string \01\03\040\20 Minix-386 executable
>28 long !0 not stripped
# core dump file, from Bill Reynolds <bill@goshawk.lanl.gov>
216 lelong 0421 Linux/i386 core file
>220 string >\0 of '%s'
>200 lelong >0 (signal %d)
#
# LILO boot/chain loaders, from Daniel Quinlan <quinlan@yggdrasil.com>
# this can be overridden by the DOS executable (COM) entry
2 string LILO Linux/i386 LILO boot/chain loader
#
# Debian Packages, from Peter Tobias <tobias@server.et-inf.fho-emden.de>
0 string 0.9
>8 byte 0x0a old Debian Binary Package
>>3 byte >0 \b, created by dpkg 0.9%c
>>4 byte >0 pl%c
# PSF fonts, from H. Peter Anvin <hpa@yggdrasil.com>
0 leshort 0x0436 Linux/i386 PC Screen Font data,
>2 byte 0 256 characters, no directory,
>2 byte 1 512 characters, no directory,
>2 byte 2 256 characters, Unicode directory,
>2 byte 3 512 characters, Unicode directory,
>3 byte >0 8x%d
# Linux swap file, from Daniel Quinlan <quinlan@yggdrasil.com>
4086 string SWAP-SPACE Linux/i386 swap file
# ECOFF magic for OSF/1 and Linux (only tested under Linux though)
#
# from Erik Troan (ewt@redhat.com) examining od dumps, so this
# could be wrong
# updated by David Mosberger (davidm@azstarnet.com) based on
# GNU BFD and MIPS info found below.
#
0 leshort 0x0183 ECOFF alpha
>24 leshort 0407 executable
>24 leshort 0410 pure
>24 leshort 0413 demand paged
>8 long >0 not stripped
>8 long 0 stripped
>23 leshort >0 - version %ld.
#
# Linux kernel boot images, from Albert Cahalan <acahalan@cs.uml.edu>
# and others such as Axel Kohlmeyer <akohlmey@rincewind.chemie.uni-ulm.de>
# and Nicol<6F>s Lichtmaier <nick@debian.org>
# All known start with: b8 c0 07 8e d8 b8 00 90 8e c0 b9 00 01 29 f6 29
514 string HdrS Linux kernel
>518 leshort >0
>>529 byte 0 zImage data,
>>529 byte 1 bzImage data,
>0x048c byte 0x31
>>0x048c string x version %s
>0x0493 byte 0x31
>>0x0493 string x version %s
>0x048c byte 0x32
>>0x048c string x version %s
>0x0493 byte 0x32
>>0x0493 string x version %s
>0x04df byte 0x32
>>0x04df string x version %s
>0x04fb byte 0x32
>>0x04fb string x version %s
# This also matches new kernels, which were caught above by "HdrS".
0 belong 0xb8c0078e Linux kernel
>0x1e3 string Loading version 1.3.79 or older
>0x1e9 string Loading from prehistoric times
# LSM entries - Nicol<6F>s Lichtmaier <nick@feedback.net.ar>
0 string Begin3 Linux Software Map entry text