1 2#------------------------------------------------------------------------------ 3# $File: linux,v 1.57 2014/05/20 20:10:17 christos Exp $ 4# linux: file(1) magic for Linux files 5# 6# Values for Linux/i386 binaries, from Daniel Quinlan <quinlan@yggdrasil.com> 7# The following basic Linux magic is useful for reference, but using 8# "long" magic is a better practice in order to avoid collisions. 9# 10# 2 leshort 100 Linux/i386 11# >0 leshort 0407 impure executable (OMAGIC) 12# >0 leshort 0410 pure executable (NMAGIC) 13# >0 leshort 0413 demand-paged executable (ZMAGIC) 14# >0 leshort 0314 demand-paged executable (QMAGIC) 15# 160 lelong 0x00640107 Linux/i386 impure executable (OMAGIC) 17>16 lelong 0 \b, stripped 180 lelong 0x00640108 Linux/i386 pure executable (NMAGIC) 19>16 lelong 0 \b, stripped 200 lelong 0x0064010b Linux/i386 demand-paged executable (ZMAGIC) 21>16 lelong 0 \b, stripped 220 lelong 0x006400cc Linux/i386 demand-paged executable (QMAGIC) 23>16 lelong 0 \b, stripped 24# 250 string \007\001\000 Linux/i386 object file 26>20 lelong >0x1020 \b, DLL library 27# Linux-8086 stuff: 280 string \01\03\020\04 Linux-8086 impure executable 29>28 long !0 not stripped 300 string \01\03\040\04 Linux-8086 executable 31>28 long !0 not stripped 32# 330 string \243\206\001\0 Linux-8086 object file 34# 350 string \01\03\020\20 Minix-386 impure executable 36>28 long !0 not stripped 370 string \01\03\040\20 Minix-386 executable 38>28 long !0 not stripped 390 string \01\03\04\20 Minix-386 NSYM/GNU executable 40>28 long !0 not stripped 41# core dump file, from Bill Reynolds <bill@goshawk.lanl.gov> 42216 lelong 0421 Linux/i386 core file 43!:strength / 2 44>220 string >\0 of '%s' 45>200 lelong >0 (signal %d) 46# 47# LILO boot/chain loaders, from Daniel Quinlan <quinlan@yggdrasil.com> 48# this can be overridden by the DOS executable (COM) entry 492 string LILO Linux/i386 LILO boot/chain loader 50# 51# Linux make config build file, from Ole Aamot <oka@oka.no> 52# Updated by Ken Sharp 5328 string make\ config Linux make config build file (old) 5449 search/70 Kernel\ Configuration Linux make config build file 55 56# 57# PSF fonts, from H. Peter Anvin <hpa@yggdrasil.com> 58# Updated by Adam Buchbinder <adam.buchbinder@gmail.com> 59# See: http://www.win.tue.nl/~aeb/linux/kbd/font-formats-1.html 600 leshort 0x0436 Linux/i386 PC Screen Font v1 data, 61>2 byte&0x01 0 256 characters, 62>2 byte&0x01 !0 512 characters, 63>2 byte&0x02 0 no directory, 64>2 byte&0x02 !0 Unicode directory, 65>3 byte >0 8x%d 660 string \x72\xb5\x4a\x86\x00\x00 Linux/i386 PC Screen Font v2 data, 67>16 lelong x %d characters, 68>12 lelong&0x01 0 no directory, 69>12 lelong&0x01 !0 Unicode directory, 70>24 lelong x %d 71>28 lelong x \bx%d 72 73# Linux swap file, from Daniel Quinlan <quinlan@yggdrasil.com> 744086 string SWAP-SPACE Linux/i386 swap file 75# From: Jeff Bailey <jbailey@ubuntu.com> 76# Linux swap file with swsusp1 image, from Jeff Bailey <jbailey@ubuntu.com> 774076 string SWAPSPACE2S1SUSPEND Linux/i386 swap file (new style) with SWSUSP1 image 78# From: James Hunt <james.hunt@ubuntu.com> 794076 string SWAPSPACE2LINHIB0001 Linux/i386 swap file (new style) (compressed hibernate) 80# according to man page of mkswap (8) March 1999 81# volume label and UUID Russell Coker 82# http://etbe.coker.com.au/2008/07/08/label-vs-uuid-vs-device/ 834086 string SWAPSPACE2 Linux/i386 swap file (new style), 84>0x400 long x version %d (4K pages), 85>0x404 long x size %d pages, 86>1052 string \0 no label, 87>1052 string >\0 LABEL=%s, 88>0x40c belong x UUID=%08x 89>0x410 beshort x \b-%04x 90>0x412 beshort x \b-%04x 91>0x414 beshort x \b-%04x 92>0x416 belong x \b-%08x 93>0x41a beshort x \b%04x 94# From Daniel Novotny <dnovotny@redhat.com> 95# swap file for PowerPC 9665526 string SWAPSPACE2 Linux/ppc swap file 9716374 string SWAPSPACE2 Linux/ia64 swap file 98# 99# Linux kernel boot images, from Albert Cahalan <acahalan@cs.uml.edu> 100# and others such as Axel Kohlmeyer <akohlmey@rincewind.chemie.uni-ulm.de> 101# and Nicolas Lichtmaier <nick@debian.org> 102# All known start with: b8 c0 07 8e d8 b8 00 90 8e c0 b9 00 01 29 f6 29 103# Linux kernel boot images (i386 arch) (Wolfram Kleff) 104514 string HdrS Linux kernel 105!:strength + 55 106>510 leshort 0xAA55 x86 boot executable 107>>518 leshort >0x1ff 108>>>529 byte 0 zImage, 109>>>529 byte 1 bzImage, 110>>>526 lelong >0 111>>>>(526.s+0x200) string >\0 version %s, 112>>498 leshort 1 RO-rootFS, 113>>498 leshort 0 RW-rootFS, 114>>508 leshort >0 root_dev 0x%X, 115>>502 leshort >0 swap_dev 0x%X, 116>>504 leshort >0 RAMdisksize %u KB, 117>>506 leshort 0xFFFF Normal VGA 118>>506 leshort 0xFFFE Extended VGA 119>>506 leshort 0xFFFD Prompt for Videomode 120>>506 leshort >0 Video mode %d 121# This also matches new kernels, which were caught above by "HdrS". 1220 belong 0xb8c0078e Linux kernel 123>0x1e3 string Loading version 1.3.79 or older 124>0x1e9 string Loading from prehistoric times 125 126# System.map files - Nicolas Lichtmaier <nick@debian.org> 1278 search/1 \ A\ _text Linux kernel symbol map text 128 129# LSM entries - Nicolas Lichtmaier <nick@debian.org> 1300 search/1 Begin3 Linux Software Map entry text 1310 search/1 Begin4 Linux Software Map entry text (new format) 132 133# From Matt Zimmerman, enhanced for v3 by Matthew Palmer 1340 belong 0x4f4f4f4d User-mode Linux COW file 135>4 belong <3 \b, version %d 136>>8 string >\0 \b, backing file %s 137>4 belong >2 \b, version %d 138>>32 string >\0 \b, backing file %s 139 140############################################################################ 141# Linux kernel versions 142 1430 string \xb8\xc0\x07\x8e\xd8\xb8\x00\x90 Linux 144>497 leshort 0 x86 boot sector 145>>514 belong 0x8e of a kernel from the dawn of time! 146>>514 belong 0x908ed8b4 version 0.99-1.1.42 147>>514 belong 0x908ed8b8 for memtest86 148 149>497 leshort !0 x86 kernel 150>>504 leshort >0 RAMdisksize=%u KB 151>>502 leshort >0 swap=0x%X 152>>508 leshort >0 root=0x%X 153>>>498 leshort 1 \b-ro 154>>>498 leshort 0 \b-rw 155>>506 leshort 0xFFFF vga=normal 156>>506 leshort 0xFFFE vga=extended 157>>506 leshort 0xFFFD vga=ask 158>>506 leshort >0 vga=%d 159>>514 belong 0x908ed881 version 1.1.43-1.1.45 160>>514 belong 0x15b281cd 161>>>0xa8e belong 0x55AA5a5a version 1.1.46-1.2.13,1.3.0 162>>>0xa99 belong 0x55AA5a5a version 1.3.1,2 163>>>0xaa3 belong 0x55AA5a5a version 1.3.3-1.3.30 164>>>0xaa6 belong 0x55AA5a5a version 1.3.31-1.3.41 165>>>0xb2b belong 0x55AA5a5a version 1.3.42-1.3.45 166>>>0xaf7 belong 0x55AA5a5a version 1.3.46-1.3.72 167>>514 string HdrS 168>>>518 leshort >0x1FF 169>>>>529 byte 0 \b, zImage 170>>>>529 byte 1 \b, bzImage 171>>>>(526.s+0x200) string >\0 \b, version %s 172 173# Linux boot sector thefts. 1740 belong 0xb8c0078e Linux 175>0x1e6 belong 0x454c4b53 ELKS Kernel 176>0x1e6 belong !0x454c4b53 style boot sector 177 178############################################################################ 179# Linux S390 kernel image 180# Created by: Jan Kaluza <jkaluza@redhat.com> 1818 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 182>0x00010000 search/b/4096 \x00\x0a\x00\x00\x8b\xad\xcc\xcc 183# 64bit 184>>&0 string \xc1\x00\xef\xe3\xf0\x68\x00\x00 Z10 64bit kernel 185>>&0 string \xc1\x00\xef\xc3\x00\x00\x00\x00 Z9-109 64bit kernel 186>>&0 string \xc0\x00\x20\x00\x00\x00\x00\x00 Z990 64bit kernel 187>>&0 string \x00\x00\x00\x00\x00\x00\x00\x00 Z900 64bit kernel 188# 32bit 189>>&0 string \x81\x00\xc8\x80\x00\x00\x00\x00 Z10 32bit kernel 190>>&0 string \x81\x00\xc8\x80\x00\x00\x00\x00 Z9-109 32bit kernel 191>>&0 string \x80\x00\x20\x00\x00\x00\x00\x00 Z990 32bit kernel 192>>&0 string \x80\x00\x00\x00\x00\x00\x00\x00 Z900 32bit kernel 193 194# Linux ARM compressed kernel image 195# From: Kevin Cernekee <cernekee@gmail.com> 19636 lelong 0x016f2818 Linux kernel ARM boot executable zImage (little-endian) 19736 belong 0x016f2818 Linux kernel ARM boot executable zImage (big-endian) 198 199############################################################################ 200# Linux 8086 executable 2010 lelong&0xFF0000FF 0xC30000E9 Linux-Dev86 executable, headerless 202>5 string . 203>>4 string >\0 \b, libc version %s 204 2050 lelong&0xFF00FFFF 0x4000301 Linux-8086 executable 206>2 byte&0x01 !0 \b, unmapped zero page 207>2 byte&0x20 0 \b, impure 208>2 byte&0x20 !0 209>>2 byte&0x10 !0 \b, A_EXEC 210>2 byte&0x02 !0 \b, A_PAL 211>2 byte&0x04 !0 \b, A_NSYM 212>2 byte&0x08 !0 \b, A_STAND 213>2 byte&0x40 !0 \b, A_PURE 214>2 byte&0x80 !0 \b, A_TOVLY 215>28 long !0 \b, not stripped 216>37 string . 217>>36 string >\0 \b, libc version %s 218 219# 0 lelong&0xFF00FFFF 0x10000301 ld86 I80386 executable 220# 0 lelong&0xFF00FFFF 0xB000301 ld86 M68K executable 221# 0 lelong&0xFF00FFFF 0xC000301 ld86 NS16K executable 222# 0 lelong&0xFF00FFFF 0x17000301 ld86 SPARC executable 223 224# SYSLINUX boot logo files (from 'ppmtolss16' sources) 225# http://www.syslinux.org/wiki/index.php/SYSLINUX#Display_graphic_from_filename: 226# file extension .lss .16 2270 lelong =0x1413f33d SYSLINUX' LSS16 image data 228# syslinux-4.05/mime/image/x-lss16.xml 229!:mime image/x-lss16 230>4 leshort x \b, width %d 231>6 leshort x \b, height %d 232 2330 string OOOM User-Mode-Linux's Copy-On-Write disk image 234>4 belong x version %d 235 236# SE Linux policy database 237# From: Mike Frysinger <vapier@gentoo.org> 2380 lelong 0xf97cff8c SE Linux policy 239>16 lelong x v%d 240>20 lelong 1 MLS 241>24 lelong x %d symbols 242>28 lelong x %d ocons 243 244# Linux Logical Volume Manager (LVM) 245# Emmanuel VARAGNAT <emmanuel.varagnat@guzu.net> 246# 247# System ID, UUID and volume group name are 128 bytes long 248# but they should never be full and initialized with zeros... 249# 250# LVM1 251# 2520x0 string HM\001 LVM1 (Linux Logical Volume Manager), version 1 253>0x12c string >\0 , System ID: %s 254 2550x0 string HM\002 LVM1 (Linux Logical Volume Manager), version 2 256>0x12c string >\0 , System ID: %s 257 258# LVM2 259# 260# It seems that the label header can be in one the four first sector 261# of the disk... (from _find_labeller in lib/label/label.c of LVM2) 262# 263# 0x200 seems to be the common case 264 2650x218 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) 266# read the offset to add to the start of the header, and the header 267# start in 0x200 268>&(&-12.l-0x21) byte x 269# display UUID in LVM format + display all 32 bytes (instead of max string length: 31) 270>>&0x0 string >\x2f \b, UUID: %.6s 271>>&0x6 string >\x2f \b-%.4s 272>>&0xa string >\x2f \b-%.4s 273>>&0xe string >\x2f \b-%.4s 274>>&0x12 string >\x2f \b-%.4s 275>>&0x16 string >\x2f \b-%.4s 276>>&0x1a string >\x2f \b-%.6s 277>>&0x20 lequad x \b, size: %lld 278 2790x018 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) 280>&(&-12.l-0x21) byte x 281# display UUID in LVM format + display all 32 bytes (instead of max string length: 31) 282>>&0x0 string >\x2f \b, UUID: %.6s 283>>&0x6 string >\x2f \b-%.4s 284>>&0xa string >\x2f \b-%.4s 285>>&0xe string >\x2f \b-%.4s 286>>&0x12 string >\x2f \b-%.4s 287>>&0x16 string >\x2f \b-%.4s 288>>&0x1a string >\x2f \b-%.6s 289>>&0x20 lequad x \b, size: %lld 290 2910x418 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) 292>&(&-12.l-0x21) byte x 293# display UUID in LVM format + display all 32 bytes (instead of max string length: 31) 294>>&0x0 string >\x2f \b, UUID: %.6s 295>>&0x6 string >\x2f \b-%.4s 296>>&0xa string >\x2f \b-%.4s 297>>&0xe string >\x2f \b-%.4s 298>>&0x12 string >\x2f \b-%.4s 299>>&0x16 string >\x2f \b-%.4s 300>>&0x1a string >\x2f \b-%.6s 301>>&0x20 lequad x \b, size: %lld 302 3030x618 string LVM2\ 001 LVM2 PV (Linux Logical Volume Manager) 304>&(&-12.l-0x21) byte x 305# display UUID in LVM format + display all 32 bytes (instead of max string length: 31) 306>>&0x0 string >\x2f \b, UUID: %.6s 307>>&0x6 string >\x2f \b-%.4s 308>>&0xa string >\x2f \b-%.4s 309>>&0xe string >\x2f \b-%.4s 310>>&0x12 string >\x2f \b-%.4s 311>>&0x16 string >\x2f \b-%.4s 312>>&0x1a string >\x2f \b-%.6s 313>>&0x20 lequad x \b, size: %lld 314 315# LVM snapshot 316# from Jason Farrel 3170 string SnAp LVM Snapshot (CopyOnWrite store) 318>4 lelong !0 - valid, 319>4 lelong 0 - invalid, 320>8 lelong x version %d, 321>12 lelong x chunk_size %d 322 323# SE Linux policy database 3240 lelong 0xf97cff8c SE Linux policy 325>16 lelong x v%d 326>20 lelong 1 MLS 327>24 lelong x %d symbols 328>28 lelong x %d ocons 329 330# LUKS: Linux Unified Key Setup, On-Disk Format, http://luks.endorphin.org/spec 331# Anthon van der Neut (anthon@mnt.org) 3320 string LUKS\xba\xbe LUKS encrypted file, 333>6 beshort x ver %d 334>8 string x [%s, 335>40 string x %s, 336>72 string x %s] 337>168 string x UUID: %s 338 339 340# Summary: Xen saved domain file 341# Created by: Radek Vokal <rvokal@redhat.com> 3420 string LinuxGuestRecord Xen saved domain 343>20 search/256 (name 344>>&1 string x (name %s) 345 346# Type: Xen, the virtual machine monitor 347# From: Radek Vokal <rvokal@redhat.com> 3480 string LinuxGuestRecord Xen saved domain 349#>2 regex \(name\ [^)]*\) %s 350>20 search/256 (name (name 351>>&1 string x %s...) 352 353# Systemd journald files 354# See http://www.freedesktop.org/wiki/Software/systemd/journal-files/. 355# From: Zbigniew Jedrzejewski-Szmek <zbyszek@in.waw.pl> 356 357# check magic 3580 string LPKSHHRH 359# check that state is one of known values 360>16 ubyte&252 0 361# check that each half of three unique id128s is non-zero 362>>24 ubequad >0 363>>>32 ubequad >0 364>>>>40 ubequad >0 365>>>>>48 ubequad >0 366>>>>>>56 ubequad >0 367>>>>>>>64 ubequad >0 Journal file 368!:mime application/octet-stream 369# provide more info 370>>>>>>>>184 leqdate 0 empty 371>>>>>>>>16 ubyte 0 \b, offline 372>>>>>>>>16 ubyte 1 \b, online 373>>>>>>>>16 ubyte 2 \b, archived 374>>>>>>>>8 ulelong&1 1 \b, sealed 375>>>>>>>>12 ulelong&1 1 \b, compressed 376 377# BCache backing and cache devices 378# From: Gabriel de Perthuis <g2p.code@gmail.com> 3790x1008 lequad 8 380>0x1018 string \xc6\x85\x73\xf6\x4e\x1a\x45\xca\x82\x65\xf5\x7f\x48\xba\x6d\x81 BCache 381>>0x1010 ulequad 0 cache device 382>>0x1010 ulequad 1 backing device 383>>0x1010 ulequad 3 cache device 384>>0x1010 ulequad 4 backing device 385>>0x1048 string >0 \b, label "%.32s" 386>>0x1028 ubelong x \b, uuid %08x 387>>0x102c ubeshort x \b-%04x 388>>0x102e ubeshort x \b-%04x 389>>0x1030 ubeshort x \b-%04x 390>>0x1032 ubelong x \b-%08x 391>>0x1036 ubeshort x \b%04x 392>>0x1038 ubelong x \b, set uuid %08x 393>>0x103c ubeshort x \b-%04x 394>>0x103e ubeshort x \b-%04x 395>>0x1040 ubeshort x \b-%04x 396>>0x1042 ubelong x \b-%08x 397>>0x1046 ubeshort x \b%04x 398 399# Linux device tree: 400# File format description can be found in the Linux kernel sources at 401# Documentation/devicetree/booting-without-of.txt 402# From Christoph Biedl 4030 belong 0xd00dfeed 404# structure and strings must be within blob 405>&(8.L) byte x 406>>&(12.L) byte x 407>>>20 belong >1 Device Tree Blob version %d 408>>>>4 belong x \b, size=%d 409>>>>20 belong >1 410>>>>>28 belong x \b, boot CPU=%d 411>>>>20 belong >2 412>>>>>32 belong x \b, string block size=%d 413>>>>20 belong >16 414>>>>>36 belong x \b, DT structure block size=%d 415 416