#------------------------------------------------------------------------------ # $File: linux,v 1.64 2017/03/17 21:35:28 christos Exp $ # 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 0 string \01\03\04\20 Minix-386 NSYM/GNU executable >28 long !0 not stripped # core dump file, from Bill Reynolds <bill@goshawk.lanl.gov> 216 lelong 0421 Linux/i386 core file !:strength / 2 >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 # # Linux make config build file, from Ole Aamot <oka@oka.no> # Updated by Ken Sharp 28 string make\ config Linux make config build file (old) 49 search/70 Kernel\ Configuration Linux make config build file # # PSF fonts, from H. Peter Anvin <hpa@yggdrasil.com> # Updated by Adam Buchbinder <adam.buchbinder@gmail.com> # See: http://www.win.tue.nl/~aeb/linux/kbd/font-formats-1.html 0 leshort 0x0436 Linux/i386 PC Screen Font v1 data, >2 byte&0x01 0 256 characters, >2 byte&0x01 !0 512 characters, >2 byte&0x02 0 no directory, >2 byte&0x02 !0 Unicode directory, >3 byte >0 8x%d 0 string \x72\xb5\x4a\x86\x00\x00 Linux/i386 PC Screen Font v2 data, >16 lelong x %d characters, >12 lelong&0x01 0 no directory, >12 lelong&0x01 !0 Unicode directory, >24 lelong x %d >28 lelong x \bx%d # Linux swap file, from Daniel Quinlan <quinlan@yggdrasil.com> 4086 string SWAP-SPACE Linux/i386 swap file # From: Jeff Bailey <jbailey@ubuntu.com> # Linux swap file with swsusp1 image, from Jeff Bailey <jbailey@ubuntu.com> 4076 string SWAPSPACE2S1SUSPEND Linux/i386 swap file (new style) with SWSUSP1 image # From: James Hunt <james.hunt@ubuntu.com> 4076 string SWAPSPACE2LINHIB0001 Linux/i386 swap file (new style) (compressed hibernate) # according to man page of mkswap (8) March 1999 # volume label and UUID Russell Coker # http://etbe.coker.com.au/2008/07/08/label-vs-uuid-vs-device/ 4086 string SWAPSPACE2 Linux/i386 swap file (new style), >0x400 long x version %d (4K pages), >0x404 long x size %d pages, >1052 string \0 no label, >1052 string >\0 LABEL=%s, >0x40c belong x UUID=%08x >0x410 beshort x \b-%04x >0x412 beshort x \b-%04x >0x414 beshort x \b-%04x >0x416 belong x \b-%08x >0x41a beshort x \b%04x # From Daniel Novotny <dnovotny@redhat.com> # swap file for PowerPC 65526 string SWAPSPACE2 Linux/ppc swap file 16374 string SWAPSPACE2 Linux/ia64 swap file # # Linux kernel boot images, from Albert Cahalan <acahalan@cs.uml.edu> # and others such as Axel Kohlmeyer <akohlmey@rincewind.chemie.uni-ulm.de> # and Nicolas Lichtmaier <nick@debian.org> # All known start with: b8 c0 07 8e d8 b8 00 90 8e c0 b9 00 01 29 f6 29 # Linux kernel boot images (i386 arch) (Wolfram Kleff) 514 string HdrS Linux kernel !:strength + 55 >510 leshort 0xAA55 x86 boot executable >>518 leshort >0x1ff >>>529 byte 0 zImage, >>>529 byte 1 bzImage, >>>526 lelong >0 >>>>(526.s+0x200) string >\0 version %s, >>498 leshort 1 RO-rootFS, >>498 leshort 0 RW-rootFS, >>508 leshort >0 root_dev 0x%X, >>502 leshort >0 swap_dev 0x%X, >>504 leshort >0 RAMdisksize %u KB, >>506 leshort 0xFFFF Normal VGA >>506 leshort 0xFFFE Extended VGA >>506 leshort 0xFFFD Prompt for Videomode >>506 leshort >0 Video mode %d # 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 # System.map files - Nicolas Lichtmaier <nick@debian.org> 8 search/1 \ A\ _text Linux kernel symbol map text # LSM entries - Nicolas Lichtmaier <nick@debian.org> 0 search/1 Begin3 Linux Software Map entry text 0 search/1 Begin4 Linux Software Map entry text (new format) # From Matt Zimmerman, enhanced for v3 by Matthew Palmer 0 belong 0x4f4f4f4d User-mode Linux COW file >4 belong <3 \b, version %d >>8 string >\0 \b, backing file %s >4 belong >2 \b, version %d >>32 string >\0 \b, backing file %s ############################################################################ # Linux kernel versions 0 string \xb8\xc0\x07\x8e\xd8\xb8\x00\x90 Linux >497 leshort 0 x86 boot sector >>514 belong 0x8e of a kernel from the dawn of time! >>514 belong 0x908ed8b4 version 0.99-1.1.42 >>514 belong 0x908ed8b8 for memtest86 >497 leshort !0 x86 kernel >>504 leshort >0 RAMdisksize=%u KB >>502 leshort >0 swap=0x%X >>508 leshort >0 root=0x%X >>>498 leshort 1 \b-ro >>>498 leshort 0 \b-rw >>506 leshort 0xFFFF vga=normal >>506 leshort 0xFFFE vga=extended >>506 leshort 0xFFFD vga=ask >>506 leshort >0 vga=%d >>514 belong 0x908ed881 version 1.1.43-1.1.45 >>514 belong 0x15b281cd >>>0xa8e belong 0x55AA5a5a version 1.1.46-1.2.13,1.3.0 >>>0xa99 belong 0x55AA5a5a version 1.3.1,2 >>>0xaa3 belong 0x55AA5a5a version 1.3.3-1.3.30 >>>0xaa6 belong 0x55AA5a5a version 1.3.31-1.3.41 >>>0xb2b belong 0x55AA5a5a version 1.3.42-1.3.45 >>>0xaf7 belong 0x55AA5a5a version 1.3.46-1.3.72 >>514 string HdrS >>>518 leshort >0x1FF >>>>529 byte 0 \b, zImage >>>>529 byte 1 \b, bzImage >>>>(526.s+0x200) string >\0 \b, version %s # Linux boot sector thefts. 0 belong 0xb8c0078e Linux >0x1e6 belong 0x454c4b53 ELKS Kernel >0x1e6 belong !0x454c4b53 style boot sector ############################################################################ # Linux S390 kernel image # Created by: Jan Kaluza <jkaluza@redhat.com> 8 string \x02\x00\x00\x18\x60\x00\x00\x50\x02\x00\x00\x68\x60\x00\x00\x50\x40\x40\x40\x40\x40\x40\x40\x40 Linux S390 >0x00010000 search/b/4096 \x00\x0a\x00\x00\x8b\xad\xcc\xcc # 64bit >>&0 string \xc1\x00\xef\xe3\xf0\x68\x00\x00 Z10 64bit kernel >>&0 string \xc1\x00\xef\xc3\x00\x00\x00\x00 Z9-109 64bit kernel >>&0 string \xc0\x00\x20\x00\x00\x00\x00\x00 Z990 64bit kernel >>&0 string \x00\x00\x00\x00\x00\x00\x00\x00 Z900 64bit kernel # 32bit >>&0 string \x81\x00\xc8\x80\x00\x00\x00\x00 Z10 32bit kernel >>&0 string \x81\x00\xc8\x80\x00\x00\x00\x00 Z9-109 32bit kernel >>&0 string \x80\x00\x20\x00\x00\x00\x00\x00 Z990 32bit kernel >>&0 string \x80\x00\x00\x00\x00\x00\x00\x00 Z900 32bit kernel # Linux ARM compressed kernel image # From: Kevin Cernekee <cernekee@gmail.com> 36 lelong 0x016f2818 Linux kernel ARM boot executable zImage (little-endian) 36 belong 0x016f2818 Linux kernel ARM boot executable zImage (big-endian) ############################################################################ # Linux 8086 executable 0 lelong&0xFF0000FF 0xC30000E9 Linux-Dev86 executable, headerless >5 string . >>4 string >\0 \b, libc version %s 0 lelong&0xFF00FFFF 0x4000301 Linux-8086 executable >2 byte&0x01 !0 \b, unmapped zero page >2 byte&0x20 0 \b, impure >2 byte&0x20 !0 >>2 byte&0x10 !0 \b, A_EXEC >2 byte&0x02 !0 \b, A_PAL >2 byte&0x04 !0 \b, A_NSYM >2 byte&0x08 !0 \b, A_STAND >2 byte&0x40 !0 \b, A_PURE >2 byte&0x80 !0 \b, A_TOVLY >28 long !0 \b, not stripped >37 string . >>36 string >\0 \b, libc version %s # 0 lelong&0xFF00FFFF 0x10000301 ld86 I80386 executable # 0 lelong&0xFF00FFFF 0xB000301 ld86 M68K executable # 0 lelong&0xFF00FFFF 0xC000301 ld86 NS16K executable # 0 lelong&0xFF00FFFF 0x17000301 ld86 SPARC executable # SYSLINUX boot logo files (from 'ppmtolss16' sources) # http://www.syslinux.org/wiki/index.php/SYSLINUX#Display_graphic_from_filename: # file extension .lss .16 0 lelong =0x1413f33d SYSLINUX' LSS16 image data # syslinux-4.05/mime/image/x-lss16.xml !:mime image/x-lss16 >4 leshort x \b, width %d >6 leshort x \b, height %d 0 string OOOM User-Mode-Linux's Copy-On-Write disk image >4 belong x version %d # SE Linux policy database # From: Mike Frysinger <vapier@gentoo.org> 0 lelong 0xf97cff8c SE Linux policy >16 lelong x v%d >20 lelong 1 MLS >24 lelong x %d symbols >28 lelong x %d ocons # Linux Logical Volume Manager (LVM) # Emmanuel VARAGNAT <emmanuel.varagnat@guzu.net> # # System ID, UUID and volume group name are 128 bytes long # but they should never be full and initialized with zeros... # # LVM1 # 0x0 string HM\001 LVM1 (Linux Logical Volume Manager), version 1 >0x12c string >\0 , System ID: %s 0x0 string HM\002 LVM1 (Linux Logical Volume Manager), version 2 >0x12c string >\0 , System ID: %s # LVM2 # # It seems that the label header can be in one the four first sector # of the disk... (from _find_labeller in lib/label/label.c of LVM2) # # 0x200 seems to be the common case 0x218 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) # read the offset to add to the start of the header, and the header # start in 0x200 >&(&-12.l-0x21) byte x # display UUID in LVM format + display all 32 bytes (instead of max string length: 31) >>&0x0 string >\x2f \b, UUID: %.6s >>&0x6 string >\x2f \b-%.4s >>&0xa string >\x2f \b-%.4s >>&0xe string >\x2f \b-%.4s >>&0x12 string >\x2f \b-%.4s >>&0x16 string >\x2f \b-%.4s >>&0x1a string >\x2f \b-%.6s >>&0x20 lequad x \b, size: %lld 0x018 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) >&(&-12.l-0x21) byte x # display UUID in LVM format + display all 32 bytes (instead of max string length: 31) >>&0x0 string >\x2f \b, UUID: %.6s >>&0x6 string >\x2f \b-%.4s >>&0xa string >\x2f \b-%.4s >>&0xe string >\x2f \b-%.4s >>&0x12 string >\x2f \b-%.4s >>&0x16 string >\x2f \b-%.4s >>&0x1a string >\x2f \b-%.6s >>&0x20 lequad x \b, size: %lld 0x418 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) >&(&-12.l-0x21) byte x # display UUID in LVM format + display all 32 bytes (instead of max string length: 31) >>&0x0 string >\x2f \b, UUID: %.6s >>&0x6 string >\x2f \b-%.4s >>&0xa string >\x2f \b-%.4s >>&0xe string >\x2f \b-%.4s >>&0x12 string >\x2f \b-%.4s >>&0x16 string >\x2f \b-%.4s >>&0x1a string >\x2f \b-%.6s >>&0x20 lequad x \b, size: %lld 0x618 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) >&(&-12.l-0x21) byte x # display UUID in LVM format + display all 32 bytes (instead of max string length: 31) >>&0x0 string >\x2f \b, UUID: %.6s >>&0x6 string >\x2f \b-%.4s >>&0xa string >\x2f \b-%.4s >>&0xe string >\x2f \b-%.4s >>&0x12 string >\x2f \b-%.4s >>&0x16 string >\x2f \b-%.4s >>&0x1a string >\x2f \b-%.6s >>&0x20 lequad x \b, size: %lld # LVM snapshot # from Jason Farrel 0 string SnAp LVM Snapshot (CopyOnWrite store) >4 lelong !0 - valid, >4 lelong 0 - invalid, >8 lelong x version %d, >12 lelong x chunk_size %d # SE Linux policy database 0 lelong 0xf97cff8c SE Linux policy >16 lelong x v%d >20 lelong 1 MLS >24 lelong x %d symbols >28 lelong x %d ocons # LUKS: Linux Unified Key Setup, On-Disk Format, http://luks.endorphin.org/spec # Anthon van der Neut (anthon@mnt.org) 0 string LUKS\xba\xbe LUKS encrypted file, >6 beshort x ver %d >8 string x [%s, >40 string x %s, >72 string x %s] >168 string x UUID: %s # Summary: Xen saved domain file # Created by: Radek Vokal <rvokal@redhat.com> 0 string LinuxGuestRecord Xen saved domain >20 search/256 (name >>&1 string x (name %s) # Type: Xen, the virtual machine monitor # From: Radek Vokal <rvokal@redhat.com> 0 string LinuxGuestRecord Xen saved domain #>2 regex \(name\ [^)]*\) %s >20 search/256 (name (name >>&1 string x %s...) # Systemd journald files # See http://www.freedesktop.org/wiki/Software/systemd/journal-files/. # From: Zbigniew Jedrzejewski-Szmek <zbyszek@in.waw.pl> # check magic 0 string LPKSHHRH # check that state is one of known values >16 ubyte&252 0 # check that each half of three unique id128s is non-zero >>24 ubequad >0 >>>32 ubequad >0 >>>>40 ubequad >0 >>>>>48 ubequad >0 >>>>>>56 ubequad >0 >>>>>>>64 ubequad >0 Journal file !:mime application/octet-stream # provide more info >>>>>>>>184 leqdate 0 empty >>>>>>>>16 ubyte 0 \b, offline >>>>>>>>16 ubyte 1 \b, online >>>>>>>>16 ubyte 2 \b, archived >>>>>>>>8 ulelong&1 1 \b, sealed >>>>>>>>12 ulelong&1 1 \b, compressed # BCache backing and cache devices # From: Gabriel de Perthuis <g2p.code@gmail.com> 0x1008 lequad 8 >0x1018 string \xc6\x85\x73\xf6\x4e\x1a\x45\xca\x82\x65\xf5\x7f\x48\xba\x6d\x81 BCache >>0x1010 ulequad 0 cache device >>0x1010 ulequad 1 backing device >>0x1010 ulequad 3 cache device >>0x1010 ulequad 4 backing device >>0x1048 string >0 \b, label "%.32s" >>0x1028 ubelong x \b, uuid %08x >>0x102c ubeshort x \b-%04x >>0x102e ubeshort x \b-%04x >>0x1030 ubeshort x \b-%04x >>0x1032 ubelong x \b-%08x >>0x1036 ubeshort x \b%04x >>0x1038 ubelong x \b, set uuid %08x >>0x103c ubeshort x \b-%04x >>0x103e ubeshort x \b-%04x >>0x1040 ubeshort x \b-%04x >>0x1042 ubelong x \b-%08x >>0x1046 ubeshort x \b%04x # Linux device tree: # File format description can be found in the Linux kernel sources at # Documentation/devicetree/booting-without-of.txt # From Christoph Biedl 0 belong 0xd00dfeed # structure and strings must be within blob >&(8.L) byte x >>&(12.L) byte x >>>20 belong >1 Device Tree Blob version %d >>>>4 belong x \b, size=%d >>>>20 belong >1 >>>>>28 belong x \b, boot CPU=%d >>>>20 belong >2 >>>>>32 belong x \b, string block size=%d >>>>20 belong >16 >>>>>36 belong x \b, DT structure block size=%d # glibc locale archive as defined in glibc locale/locarchive.h 0 lelong 0xde020109 locale archive >24 lelong x %d strings # Linux Software RAID (mdadm) # Russell Coker <russell@coker.com.au> 0 name linuxraid >16 belong x UUID=%8x: >20 belong x \b%8x: >24 belong x \b%8x: >28 belong x \b%8x >32 string x name=%s >72 lelong x level=%d >92 lelong x disks=%d 4096 lelong 0xa92b4efc Linux Software RAID >4100 lelong x version 1.2 (%d) >4096 use linuxraid 0 lelong 0xa92b4efc Linux Software RAID >4 lelong x version 1.1 (%d) >0 use linuxraid # Summary: Database file for mlocate # Description: A database file as used by mlocate, a fast implementation # of locate/updatedb. It uses merging to reuse the existing # database and avoid rereading most of the filesystem. It's # the default version of locate on Arch Linux (and others). # File path: /var/lib/mlocate/mlocate.db by default (but configurable) # Site: https://fedorahosted.org/mlocate/ # Format docs: http://linux.die.net/man/5/mlocate.db # Type: mlocate database file # URL: https://fedorahosted.org/mlocate/ # From: Wander Nauta <info@wandernauta.nl> 0 string \0mlocate mlocate database >12 byte x \b, version %d >13 byte 1 \b, require visibility >16 string x \b, root %s # Dump files for iproute2 tool. Generated by the "ip r|a save" command. URL: # https://www.linuxfoundation.org/collaborate/workgroups/networking/iproute2 # From: Pavel Emelyanov <xemul@parallels.com> 0 lelong 0x45311224 iproute2 routes dump 0 lelong 0x47361222 iproute2 addresses dump # Image and service files for CRIU tool. # URL: http://criu.org # From: Pavel Emelyanov <xemul@parallels.com> 0 lelong 0x54564319 CRIU image file v1.1 0 lelong 0x55105940 CRIU service file 0 lelong 0x58313116 CRIU inventory # Kdump compressed dump files # http://sourceforge.net/p/makedumpfile/code/ci/master/tree/IMPLEMENTATION 0 string KDUMP Kdump compressed dump >8 long x v%d >12 string >\0 \b, system %s >77 string >\0 \b, node %s >142 string >\0 \b, release %s >207 string >\0 \b, version %s >272 string >\0 \b, machine %s >337 string >\0 \b, domain %s