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msdos
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#------------------------------------------------------------------------------
# $File: msdos,v 1.125 2018/07/25 06:05:34 christos Exp $
# msdos: file(1) magic for MS-DOS files
#
# .BAT files (Daniel Quinlan, quinlan@yggdrasil.com)
# updated by Joerg Jenderek at Oct 2008,Apr 2011
0 string/t @
>1 string/cW \ echo\ off DOS batch file text
!:mime text/x-msdos-batch
!:ext bat
>1 string/cW echo\ off DOS batch file text
!:mime text/x-msdos-batch
!:ext bat
>1 string/cW rem DOS batch file text
!:mime text/x-msdos-batch
!:ext bat
>1 string/cW set\ DOS batch file text
!:mime text/x-msdos-batch
!:ext bat
# OS/2 batch files are REXX. the second regex is a bit generic, oh well
# the matched commands seem to be common in REXX and uncommon elsewhere
100 search/0xffff rxfuncadd
>100 regex/c =^[\ \t]{0,10}call[\ \t]{1,10}rxfunc OS/2 REXX batch file text
100 search/0xffff say
>100 regex/c =^[\ \t]{0,10}say\ ['"] OS/2 REXX batch file text
# updated by Joerg Jenderek at Oct 2015
# https://de.wikipedia.org/wiki/Common_Object_File_Format
# http://www.delorie.com/djgpp/doc/coff/filhdr.html
# ./intel already labeled COFF type 0x14c=0514 as "80386 COFF executable"
#0 leshort 0x14c MS Windows COFF Intel 80386 object file
#>4 ledate x stamp %s
0 leshort 0x166 MS Windows COFF MIPS R4000 object file
#>4 ledate x stamp %s
0 leshort 0x184 MS Windows COFF Alpha object file
#>4 ledate x stamp %s
0 leshort 0x268 MS Windows COFF Motorola 68000 object file
#>4 ledate x stamp %s
0 leshort 0x1f0 MS Windows COFF PowerPC object file
#>4 ledate x stamp %s
0 leshort 0x290 MS Windows COFF PA-RISC object file
#>4 ledate x stamp %s
# Tests for various EXE types.
#
# Many of the compressed formats were extraced from IDARC 1.23 source code.
#
0 string/b MZ
# All non-DOS EXE extensions have the relocation table more than 0x40 bytes into the file.
>0x18 leshort <0x40 MS-DOS executable
!:mime application/x-dosexec
# Windows and later versions of DOS will allow .EXEs to be named with a .COM
# extension, mostly for compatibility's sake.
!:ext exe/com
# These traditional tests usually work but not always. When test quality support is
# implemented these can be turned on.
#>>0x18 leshort 0x1c (Borland compiler)
#>>0x18 leshort 0x1e (MS compiler)
# If the relocation table is 0x40 or more bytes into the file, it's definitely
# not a DOS EXE.
>0x18 leshort >0x3f
# Maybe it's a PE?
>>(0x3c.l) string PE\0\0 PE
!:mime application/x-dosexec
>>>(0x3c.l+24) leshort 0x010b \b32 executable
>>>(0x3c.l+24) leshort 0x020b \b32+ executable
>>>(0x3c.l+24) leshort 0x0107 ROM image
>>>(0x3c.l+24) default x Unknown PE signature
>>>>&0 leshort x 0x%x
>>>(0x3c.l+22) leshort&0x2000 >0 (DLL)
>>>(0x3c.l+92) leshort 1
# Native PEs include ntoskrnl.exe, hal.dll, smss.exe, autochk.exe, and all the
# drivers in Windows/System32/drivers/*.sys.
>>>>(0x3c.l+22) leshort&0x2000 >0 (native)
!:ext dll/sys
>>>>(0x3c.l+22) leshort&0x2000 0 (native)
!:ext exe/sys
>>>(0x3c.l+92) leshort 2
>>>>(0x3c.l+22) leshort&0x2000 >0 (GUI)
# These could probably be at least partially distinguished from one another by
# looking for specific exported functions.
# CPL: Control Panel item
# TLB: Type library
# OCX: OLE/ActiveX control
# ACM: Audio compression manager codec
# AX: DirectShow source filter
# IME: Input method editor
!:ext dll/cpl/tlb/ocx/acm/ax/ime
>>>>(0x3c.l+22) leshort&0x2000 0 (GUI)
# Screen savers typically include code from the scrnsave.lib static library, but
# that's not guaranteed.
!:ext exe/scr
>>>(0x3c.l+92) leshort 3
>>>>(0x3c.l+22) leshort&0x2000 >0 (console)
!:ext dll/cpl/tlb/ocx/acm/ax/ime
>>>>(0x3c.l+22) leshort&0x2000 0 (console)
!:ext exe/com
>>>(0x3c.l+92) leshort 7 (POSIX)
>>>(0x3c.l+92) leshort 9 (Windows CE)
>>>(0x3c.l+92) leshort 10 (EFI application)
>>>(0x3c.l+92) leshort 11 (EFI boot service driver)
>>>(0x3c.l+92) leshort 12 (EFI runtime driver)
>>>(0x3c.l+92) leshort 13 (EFI ROM)
>>>(0x3c.l+92) leshort 14 (XBOX)
>>>(0x3c.l+92) leshort 15 (Windows boot application)
>>>(0x3c.l+92) default x (Unknown subsystem
>>>>&0 leshort x 0x%x)
>>>(0x3c.l+4) leshort 0x14c Intel 80386
>>>(0x3c.l+4) leshort 0x166 MIPS R4000
>>>(0x3c.l+4) leshort 0x168 MIPS R10000
>>>(0x3c.l+4) leshort 0x184 Alpha
>>>(0x3c.l+4) leshort 0x1a2 Hitachi SH3
>>>(0x3c.l+4) leshort 0x1a6 Hitachi SH4
>>>(0x3c.l+4) leshort 0x1c0 ARM
>>>(0x3c.l+4) leshort 0x1c2 ARM Thumb
>>>(0x3c.l+4) leshort 0x1c4 ARMv7 Thumb
>>>(0x3c.l+4) leshort 0x1f0 PowerPC
>>>(0x3c.l+4) leshort 0x200 Intel Itanium
>>>(0x3c.l+4) leshort 0x266 MIPS16
>>>(0x3c.l+4) leshort 0x268 Motorola 68000
>>>(0x3c.l+4) leshort 0x290 PA-RISC
>>>(0x3c.l+4) leshort 0x366 MIPSIV
>>>(0x3c.l+4) leshort 0x466 MIPS16 with FPU
>>>(0x3c.l+4) leshort 0xebc EFI byte code
>>>(0x3c.l+4) leshort 0x8664 x86-64
>>>(0x3c.l+4) leshort 0xc0ee MSIL
>>>(0x3c.l+4) default x Unknown processor type
>>>>&0 leshort x 0x%x
>>>(0x3c.l+22) leshort&0x0200 >0 (stripped to external PDB)
>>>(0x3c.l+22) leshort&0x1000 >0 system file
>>>(0x3c.l+24) leshort 0x010b
>>>>(0x3c.l+232) lelong >0 Mono/.Net assembly
>>>(0x3c.l+24) leshort 0x020b
>>>>(0x3c.l+248) lelong >0 Mono/.Net assembly
# hooray, there's a DOS extender using the PE format, with a valid PE
# executable inside (which just prints a message and exits if run in win)
>>>(8.s*16) string 32STUB \b, 32rtm DOS extender
>>>(8.s*16) string !32STUB \b, for MS Windows
>>>(0x3c.l+0xf8) string UPX0 \b, UPX compressed
>>>(0x3c.l+0xf8) search/0x140 PEC2 \b, PECompact2 compressed
>>>(0x3c.l+0xf8) search/0x140 UPX2
>>>>(&0x10.l+(-4)) string PK\3\4 \b, ZIP self-extracting archive (Info-Zip)
>>>(0x3c.l+0xf8) search/0x140 .idata
>>>>(&0xe.l+(-4)) string PK\3\4 \b, ZIP self-extracting archive (Info-Zip)
>>>>(&0xe.l+(-4)) string ZZ0 \b, ZZip self-extracting archive
>>>>(&0xe.l+(-4)) string ZZ1 \b, ZZip self-extracting archive
>>>(0x3c.l+0xf8) search/0x140 .rsrc
>>>>(&0x0f.l+(-4)) string a\\\4\5 \b, WinHKI self-extracting archive
>>>>(&0x0f.l+(-4)) string Rar! \b, RAR self-extracting archive
>>>>(&0x0f.l+(-4)) search/0x3000 MSCF \b, InstallShield self-extracting archive
>>>>(&0x0f.l+(-4)) search/32 Nullsoft \b, Nullsoft Installer self-extracting archive
>>>(0x3c.l+0xf8) search/0x140 .data
>>>>(&0x0f.l) string WEXTRACT \b, MS CAB-Installer self-extracting archive
>>>(0x3c.l+0xf8) search/0x140 .petite\0 \b, Petite compressed
>>>>(0x3c.l+0xf7) byte x
>>>>>(&0x104.l+(-4)) string =!sfx! \b, ACE self-extracting archive
>>>(0x3c.l+0xf8) search/0x140 .WISE \b, WISE installer self-extracting archive
>>>(0x3c.l+0xf8) search/0x140 .dz\0\0\0 \b, Dzip self-extracting archive
>>>&(0x3c.l+0xf8) search/0x100 _winzip_ \b, ZIP self-extracting archive (WinZip)
>>>&(0x3c.l+0xf8) search/0x100 SharedD \b, Microsoft Installer self-extracting archive
>>>0x30 string Inno \b, InnoSetup self-extracting archive
# Hmm, not a PE but the relocation table is too high for a traditional DOS exe,
# must be one of the unusual subformats.
>>(0x3c.l) string !PE\0\0 MS-DOS executable
!:mime application/x-dosexec
>>(0x3c.l) string NE \b, NE
!:mime application/x-dosexec
>>>(0x3c.l+0x36) byte 1 for OS/2 1.x
>>>(0x3c.l+0x36) byte 2 for MS Windows 3.x
>>>(0x3c.l+0x36) byte 3 for MS-DOS
>>>(0x3c.l+0x36) byte 4 for Windows 386
>>>(0x3c.l+0x36) byte 5 for Borland Operating System Services
>>>(0x3c.l+0x36) default x
>>>>(0x3c.l+0x36) byte x (unknown OS %x)
>>>(0x3c.l+0x36) byte 0x81 for MS-DOS, Phar Lap DOS extender
>>>(0x3c.l+0x0c) leshort&0x8000 0x8000 (DLL or font)
# DRV: Driver
# 3GR: Grabber device driver
# CPL: Control Panel Item
# VBX: Visual Basic Extension
# FON: Bitmap font
# FOT: Font resource file
!:ext dll/drv/3gr/cpl/vbx/fon/fot
>>>(0x3c.l+0x0c) leshort&0x8000 0 (EXE)
!:ext exe/scr
>>>&(&0x24.s-1) string ARJSFX \b, ARJ self-extracting archive
>>>(0x3c.l+0x70) search/0x80 WinZip(R)\ Self-Extractor \b, ZIP self-extracting archive (WinZip)
>>(0x3c.l) string LX\0\0 \b, LX
!:mime application/x-dosexec
>>>(0x3c.l+0x0a) leshort <1 (unknown OS)
>>>(0x3c.l+0x0a) leshort 1 for OS/2
>>>(0x3c.l+0x0a) leshort 2 for MS Windows
>>>(0x3c.l+0x0a) leshort 3 for DOS
>>>(0x3c.l+0x0a) leshort >3 (unknown OS)
>>>(0x3c.l+0x10) lelong&0x28000 =0x8000 (DLL)
>>>(0x3c.l+0x10) lelong&0x20000 >0 (device driver)
>>>(0x3c.l+0x10) lelong&0x300 0x300 (GUI)
>>>(0x3c.l+0x10) lelong&0x28300 <0x300 (console)
>>>(0x3c.l+0x08) leshort 1 i80286
>>>(0x3c.l+0x08) leshort 2 i80386
>>>(0x3c.l+0x08) leshort 3 i80486
>>>(8.s*16) string emx \b, emx
>>>>&1 string x %s
>>>&(&0x54.l-3) string arjsfx \b, ARJ self-extracting archive
# MS Windows system file, supposedly a collection of LE executables
>>(0x3c.l) string W3 \b, W3 for MS Windows
!:mime application/x-dosexec
>>(0x3c.l) string LE\0\0 \b, LE executable
!:mime application/x-dosexec
>>>(0x3c.l+0x0a) leshort 1
# some DOS extenders use LE files with OS/2 header
>>>>0x240 search/0x100 DOS/4G for MS-DOS, DOS4GW DOS extender
>>>>0x240 search/0x200 WATCOM\ C/C++ for MS-DOS, DOS4GW DOS extender
>>>>0x440 search/0x100 CauseWay\ DOS\ Extender for MS-DOS, CauseWay DOS extender
>>>>0x40 search/0x40 PMODE/W for MS-DOS, PMODE/W DOS extender
>>>>0x40 search/0x40 STUB/32A for MS-DOS, DOS/32A DOS extender (stub)
>>>>0x40 search/0x80 STUB/32C for MS-DOS, DOS/32A DOS extender (configurable stub)
>>>>0x40 search/0x80 DOS/32A for MS-DOS, DOS/32A DOS extender (embedded)
# this is a wild guess; hopefully it is a specific signature
>>>>&0x24 lelong <0x50
>>>>>(&0x4c.l) string \xfc\xb8WATCOM
>>>>>>&0 search/8 3\xdbf\xb9 \b, 32Lite compressed
# another wild guess: if real OS/2 LE executables exist, they probably have higher start EIP
#>>>>(0x3c.l+0x1c) lelong >0x10000 for OS/2
# fails with DOS-Extenders.
>>>(0x3c.l+0x0a) leshort 2 for MS Windows
>>>(0x3c.l+0x0a) leshort 3 for DOS
>>>(0x3c.l+0x0a) leshort 4 for MS Windows (VxD)
# VXD: VxD for Windows 95/98/Me
# 386: VxD for Windows 2.10, 3.0, 3.1x
# PDR: Port driver
# MPD: Miniport driver (?)
!:ext vxd/386/pdr/mpd
>>>(&0x7c.l+0x26) string UPX \b, UPX compressed
>>>&(&0x54.l-3) string UNACE \b, ACE self-extracting archive
# looks like ASCII, probably some embedded copyright message.
# and definitely not NE/LE/LX/PE
>>0x3c lelong >0x20000000
>>>(4.s*512) leshort !0x014c \b, MZ for MS-DOS
!:mime application/x-dosexec
!:ext exe/com
# header data too small for extended executable
>2 long !0
>>0x18 leshort <0x40
>>>(4.s*512) leshort !0x014c
>>>>&(2.s-514) string !LE
>>>>>&-2 string !BW \b, MZ for MS-DOS
!:mime application/x-dosexec
>>>>&(2.s-514) string LE \b, LE
>>>>>0x240 search/0x100 DOS/4G for MS-DOS, DOS4GW DOS extender
# educated guess since indirection is still not capable enough for complex offset
# calculations (next embedded executable would be at &(&2*512+&0-2)
# I suspect there are only LE executables in these multi-exe files
>>>>&(2.s-514) string BW
>>>>>0x240 search/0x100 DOS/4G \b, LE for MS-DOS, DOS4GW DOS extender (embedded)
>>>>>0x240 search/0x100 !DOS/4G \b, BW collection for MS-DOS
# This sequence skips to the first COFF segment, usually .text
>(4.s*512) leshort 0x014c \b, COFF
!:mime application/x-dosexec
>>(8.s*16) string go32stub for MS-DOS, DJGPP go32 DOS extender
>>(8.s*16) string emx
>>>&1 string x for DOS, Win or OS/2, emx %s
>>&(&0x42.l-3) byte x
>>>&0x26 string UPX \b, UPX compressed
# and yet another guess: small .text, and after large .data is unusal, could be 32lite
>>&0x2c search/0xa0 .text
>>>&0x0b lelong <0x2000
>>>>&0 lelong >0x6000 \b, 32lite compressed
>(8.s*16) string $WdX \b, WDos/X DOS extender
# By now an executable type should have been printed out. The executable
# may be a self-uncompressing archive, so look for evidence of that and
# print it out.
#
# Some signatures below from Greg Roelofs, newt@uchicago.edu.
#
>0x35 string \x8e\xc0\xb9\x08\x00\xf3\xa5\x4a\x75\xeb\x8e\xc3\x8e\xd8\x33\xff\xbe\x30\x00\x05 \b, aPack compressed
>0xe7 string LH/2\ Self-Extract \b, %s
>0x1c string UC2X \b, UCEXE compressed
>0x1c string WWP\ \b, WWPACK compressed
>0x1c string RJSX \b, ARJ self-extracting archive
>0x1c string diet \b, diet compressed
>0x1c string LZ09 \b, LZEXE v0.90 compressed
>0x1c string LZ91 \b, LZEXE v0.91 compressed
>0x1c string tz \b, TinyProg compressed
>0x1e string Copyright\ 1989-1990\ PKWARE\ Inc. Self-extracting PKZIP archive
!:mime application/zip
# Yes, this really is "Copr", not "Corp."
>0x1e string PKLITE\ Copr. Self-extracting PKZIP archive
!:mime application/zip
# winarj stores a message in the stub instead of the sig in the MZ header
>0x20 search/0xe0 aRJsfX \b, ARJ self-extracting archive
>0x20 string AIN
>>0x23 string 2 \b, AIN 2.x compressed
>>0x23 string <2 \b, AIN 1.x compressed
>>0x23 string >2 \b, AIN 1.x compressed
>0x24 string LHa's\ SFX \b, LHa self-extracting archive
!:mime application/x-lha
>0x24 string LHA's\ SFX \b, LHa self-extracting archive
!:mime application/x-lha
>0x24 string \ $ARX \b, ARX self-extracting archive
>0x24 string \ $LHarc \b, LHarc self-extracting archive
>0x20 string SFX\ by\ LARC \b, LARC self-extracting archive
>0x40 string aPKG \b, aPackage self-extracting archive
>0x64 string W\ Collis\0\0 \b, Compack compressed
>0x7a string Windows\ self-extracting\ ZIP \b, ZIP self-extracting archive
>>&0xf4 search/0x140 \x0\x40\x1\x0
>>>(&0.l+(4)) string MSCF \b, WinHKI CAB self-extracting archive
>1638 string -lh5- \b, LHa self-extracting archive v2.13S
>0x17888 string Rar! \b, RAR self-extracting archive
# Skip to the end of the EXE. This will usually work fine in the PE case
# because the MZ image is hardcoded into the toolchain and almost certainly
# won't match any of these signatures.
>(4.s*512) long x
>>&(2.s-517) byte x
>>>&0 string PK\3\4 \b, ZIP self-extracting archive
>>>&0 string Rar! \b, RAR self-extracting archive
>>>&0 string =!\x11 \b, AIN 2.x self-extracting archive
>>>&0 string =!\x12 \b, AIN 2.x self-extracting archive
>>>&0 string =!\x17 \b, AIN 1.x self-extracting archive
>>>&0 string =!\x18 \b, AIN 1.x self-extracting archive
>>>&7 search/400 **ACE** \b, ACE self-extracting archive
>>>&0 search/0x480 UC2SFX\ Header \b, UC2 self-extracting archive
# a few unknown ZIP sfxes, no idea if they are needed or if they are
# already captured by the generic patterns above
>(8.s*16) search/0x20 PKSFX \b, ZIP self-extracting archive (PKZIP)
# TODO: how to add this? >FileSize-34 string Windows\ Self-Installing\ Executable \b, ZIP self-extracting archive
#
# TELVOX Teleinformatica CODEC self-extractor for OS/2:
>49801 string \x79\xff\x80\xff\x76\xff \b, CODEC archive v3.21
>>49824 leshort =1 \b, 1 file
>>49824 leshort >1 \b, %u files
# added by Joerg Jenderek of http://www.freedos.org/software/?prog=kc
# and http://www.freedos.org/software/?prog=kpdos
# for FreeDOS files like KEYBOARD.SYS, KEYBRD2.SYS, KEYBRD3.SYS, *.KBD
0 string/b KCF FreeDOS KEYBoard Layout collection
# only version=0x100 found
>3 uleshort x \b, version 0x%x
# length of string containing author,info and special characters
>6 ubyte >0
#>>6 pstring x \b, name=%s
>>7 string >\0 \b, author=%-.14s
>>7 search/254 \xff \b, info=
#>>>&0 string x \b%-s
>>>&0 string x \b%-.15s
# for FreeDOS *.KL files
0 string/b KLF FreeDOS KEYBoard Layout file
# only version=0x100 or 0x101 found
>3 uleshort x \b, version 0x%x
# stringlength
>5 ubyte >0
>>8 string x \b, name=%-.2s
0 string \xffKEYB\ \ \ \0\0\0\0
>12 string \0\0\0\0`\004\360 MS-DOS KEYBoard Layout file
# DOS device driver updated by Joerg Jenderek at May 2011,Mar 2017
# https://amaus.net/static/S100/IBM/software/DOS/DOS%20techref/CHAPTER.009
0 ulequad&0x07a0ffffffff 0xffffffff
>0 use msdos-driver
0 name msdos-driver DOS executable (
#!:mime application/octet-stream
!:mime application/x-dosdriver
# also found FreeDOS print driver SPOOL.DEV and disc compression driver STACLOAD.BIN
!:ext sys/dev/bin
>40 search/7 UPX! \bUPX compressed
# DOS device driver attributes
>4 uleshort&0x8000 0x0000 \bblock device driver
# character device
>4 uleshort&0x8000 0x8000 \b
>>4 uleshort&0x0008 0x0008 \bclock
# fast video output by int 29h
>>4 uleshort&0x0010 0x0010 \bfast
# standard input/output device
>>4 uleshort&0x0003 >0 \bstandard
>>>4 uleshort&0x0001 0x0001 \binput
>>>4 uleshort&0x0003 0x0003 \b/
>>>4 uleshort&0x0002 0x0002 \boutput
>>4 uleshort&0x8000 0x8000 \bcharacter device driver
>0 ubyte x
# upx compressed device driver has garbage instead of real in name field of header
>>40 search/7 UPX!
>>40 default x
# leading/trailing nulls, zeros or non ASCII characters in 8-byte name field at offset 10 are skipped
>>>12 ubyte >0x2E \b
>>>>10 ubyte >0x20
>>>>>10 ubyte !0x2E
>>>>>>10 ubyte !0x2A \b%c
>>>>11 ubyte >0x20
>>>>>11 ubyte !0x2E \b%c
>>>>12 ubyte >0x20
>>>>>12 ubyte !0x39
>>>>>>12 ubyte !0x2E \b%c
>>>13 ubyte >0x20
>>>>13 ubyte !0x2E \b%c
>>>>14 ubyte >0x20
>>>>>14 ubyte !0x2E \b%c
>>>>15 ubyte >0x20
>>>>>15 ubyte !0x2E \b%c
>>>>16 ubyte >0x20
>>>>>16 ubyte !0x2E
>>>>>>16 ubyte <0xCB \b%c
>>>>17 ubyte >0x20
>>>>>17 ubyte !0x2E
>>>>>>17 ubyte <0x90 \b%c
# some character device drivers like ASPICD.SYS, btcdrom.sys and Cr_atapi.sys contain only spaces or points in name field
>>>12 ubyte <0x2F
# they have their real name at offset 22
# also block device drivers like DUMBDRV.SYS
>>>>22 string >\056 %-.6s
>4 uleshort&0x8000 0x0000
# 32 bit sector addressing ( > 32 MB) for block devices
>>4 uleshort&0x0002 0x0002 \b,32-bit sector-
# support by driver functions 13h, 17h, 18h
>4 uleshort&0x0040 0x0040 \b,IOCTL-
# open, close, removable media support by driver functions 0Dh, 0Eh, 0Fh
>4 uleshort&0x0800 0x0800 \b,close media-
# output until busy support by int 10h for character device driver
>4 uleshort&0x8000 0x8000
>>4 uleshort&0x2000 0x2000 \b,until busy-
# direct read/write support by driver functions 03h,0Ch
>4 uleshort&0x4000 0x4000 \b,control strings-
>4 uleshort&0x8000 0x8000
>>4 uleshort&0x6840 >0 \bsupport
>4 uleshort&0x8000 0x0000
>>4 uleshort&0x4842 >0 \bsupport
>0 ubyte x \b)
# DOS driver cmd640x.sys has 0x12 instead of 0xffffffff for pointer field to next device header
0 ulequad 0x0513c00000000012
>0 use msdos-driver
# DOS drivers DC2975.SYS, DUMBDRV.SYS, ECHO.SYS has also none 0xffffffff for pointer field
0 ulequad 0x32f28000ffff0016
>0 use msdos-driver
0 ulequad 0x007f00000000ffff
>0 use msdos-driver
0 ulequad 0x001600000000ffff
>0 use msdos-driver
# DOS drivers LS120.SYS, MKELS120.SYS use reserved bits of attribute field
0 ulequad 0x0bf708c2ffffffff
>0 use msdos-driver
0 ulequad 0x07bd08c2ffffffff
>0 use msdos-driver
# updated by Joerg Jenderek
# GRR: line below too general as it catches also
# rt.lib DYADISKS.PIC and many more
# start with assembler instruction MOV
0 ubyte 0x8c
# skip "AppleWorks word processor data" like ARTICLE.1 ./apple
>4 string !O====
# skip some unknown basic binaries like RocketRnger.SHR
>>5 string !MAIN
# skip "GPG symmetrically encrypted data" ./gnu
# skip "PGP symmetric key encrypted data" ./pgp
# openpgpdefs.h: fourth byte < 14 indicate cipher algorithm type
>>>4 ubyte >13 DOS executable (COM, 0x8C-variant)
# the remaining files should be DOS *.COM executables
# dosshell.COM 8cc0 2ea35f07 e85211 e88a11 b80058 cd
# hmload.COM 8cc8 8ec0 bbc02b 89dc 83c30f c1eb04 b4
# UNDELETE.COM 8cca 2e8916 6503 b430 cd21 8b 2e0200 8b
# BOOTFIX.COM 8cca 2e8916 9603 b430 cd21 8b 2e0200 8b
# RAWRITE3.COM 8cca 2e8916 d602 b430 cd21 8b 2e0200 8b
# SHARE.COM 8cca 2e8916 d602 b430 cd21 8b 2e0200 8b
# validchr.COM 8cca 2e8916 9603 b430 cd21 8b 2e028b1e
# devload.COM 8cca 8916ad01 b430 cd21 8b2e0200 892e
!:mime application/x-dosexec
!:ext com
# updated by Joerg Jenderek at Oct 2008
0 ulelong 0xffff10eb DR-DOS executable (COM)
# byte 0xeb conflicts with "sequent" magic leshort 0xn2eb
0 ubeshort&0xeb8d >0xeb00
# DR-DOS STACKER.COM SCREATE.SYS missed
0 name msdos-com
>0 byte x DOS executable (COM)
!:mime application/x-dosexec
!:ext com
>6 string SFX\ of\ LHarc \b, %s
>0x1FE leshort 0xAA55 \b, boot code
>85 string UPX \b, UPX compressed
>4 string \ $ARX \b, ARX self-extracting archive
>4 string \ $LHarc \b, LHarc self-extracting archive
>0x20e string SFX\ by\ LARC \b, LARC self-extracting archive
# JMP 8bit
0 byte 0xeb
# allow forward jumps only
>1 byte >-1
# that offset must be accessible
>>(1.b+2) byte x
>>>0 use msdos-com
# JMP 16bit
0 byte 0xe9
# forward jumps
>1 short >-1
# that offset must be accessible
>>(1.s+3) byte x
>>>0 use msdos-com
# negative offset, must not lead into PSP
>1 short <-259
# that offset must be accessible
>>(1,s+65539) byte x
>>>0 use msdos-com
# updated by Joerg Jenderek at Oct 2008,2015
# following line is too general
0 ubyte 0xb8
# skip 2 linux kernels like memtest.bin with "\xb8\xc0\x07\x8e" in ./linux
>0 string !\xb8\xc0\x07\x8e
# modified by Joerg Jenderek
# syslinux COM32 or COM32R executable
>>1 lelong&0xFFFFFFFe 0x21CD4CFe COM executable (32-bit COMBOOT
# http://www.syslinux.org/wiki/index.php/Comboot_API
# Since version 5.00 c32 modules switched from the COM32 object format to ELF
!:mime application/x-c32-comboot-syslinux-exec
!:ext c32
# http://syslinux.zytor.com/comboot.php
# older syslinux version ( <4 )
# (32-bit COMBOOT) programs *.C32 contain 32-bit code and run in flat-memory 32-bit protected mode
# start with assembler instructions mov eax,21cd4cffh
>>>1 lelong 0x21CD4CFf \b)
# syslinux:doc/comboot.txt
# A COM32R program must start with the byte sequence B8 FE 4C CD 21 (mov
# eax,21cd4cfeh) as a magic number.
# syslinux version (4.x)
# "COM executable (COM32R)" or "Syslinux COM32 module" by TrID
>>>1 lelong 0x21CD4CFe \b, relocatable)
# remaining are DOS COM executables starting with assembler instruction MOV
# like FreeDOS BANNER*.COM FINDDISK.COM GIF2RAW.COM WINCHK.COM
# MS-DOS SYS.COM RESTART.COM
# SYSLINUX.COM (version 1.40 - 2.13)
# GFXBOOT.COM (version 3.75)
# COPYBS.COM POWEROFF.COM INT18.COM
>>1 default x COM executable for DOS
!:mime application/x-dosexec
#!:mime application/x-ms-dos-executable
#!:mime application/x-msdos-program
!:ext com
0 string/b \x81\xfc
>4 string \x77\x02\xcd\x20\xb9
>>36 string UPX! FREE-DOS executable (COM), UPX compressed
!:mime application/x-dosexec
!:ext com
252 string Must\ have\ DOS\ version DR-DOS executable (COM)
!:mime application/x-dosexec
!:ext com
# added by Joerg Jenderek at Oct 2008
# GRR search is not working
#34 search/2 UPX! FREE-DOS executable (COM), UPX compressed
34 string UPX! FREE-DOS executable (COM), UPX compressed
!:mime application/x-dosexec
!:ext com
35 string UPX! FREE-DOS executable (COM), UPX compressed
!:mime application/x-dosexec
!:ext com
# GRR search is not working
#2 search/28 \xcd\x21 COM executable for MS-DOS
#WHICHFAT.cOM
2 string \xcd\x21 COM executable for DOS
!:mime application/x-dosexec
!:ext com
#DELTREE.cOM DELTREE2.cOM
4 string \xcd\x21 COM executable for DOS
!:mime application/x-dosexec
!:ext com
#IFMEMDSK.cOM ASSIGN.cOM COMP.cOM
5 string \xcd\x21 COM executable for DOS
!:mime application/x-dosexec
!:ext com
#DELTMP.COm HASFAT32.cOM
7 string \xcd\x21
>0 byte !0xb8 COM executable for DOS
!:mime application/x-dosexec
!:ext com
#COMP.cOM MORE.COm
10 string \xcd\x21
>5 string !\xcd\x21 COM executable for DOS
!:mime application/x-dosexec
!:ext com
#comecho.com
13 string \xcd\x21 COM executable for DOS
!:mime application/x-dosexec
!:ext com
#HELP.COm EDIT.coM
18 string \xcd\x21 COM executable for MS-DOS
!:mime application/x-dosexec
!:ext com
#NWRPLTRM.COm
23 string \xcd\x21 COM executable for MS-DOS
!:mime application/x-dosexec
!:ext com
#LOADFIX.cOm LOADFIX.cOm
30 string \xcd\x21 COM executable for MS-DOS
!:mime application/x-dosexec
!:ext com
#syslinux.com 3.11
70 string \xcd\x21 COM executable for DOS
!:mime application/x-dosexec
!:ext com
# many compressed/converted COMs start with a copy loop instead of a jump
0x6 search/0xa \xfc\x57\xf3\xa5\xc3 COM executable for MS-DOS
!:mime application/x-dosexec
!:ext com
0x6 search/0xa \xfc\x57\xf3\xa4\xc3 COM executable for DOS
!:mime application/x-dosexec
!:ext com
>0x18 search/0x10 \x50\xa4\xff\xd5\x73 \b, aPack compressed
0x3c string W\ Collis\0\0 COM executable for MS-DOS, Compack compressed
!:mime application/x-dosexec
!:ext com
# FIXME: missing diet .com compression
# miscellaneous formats
0 string/b LZ MS-DOS executable (built-in)
#0 byte 0xf0 MS-DOS program library data
#
# AAF files:
# <stuartc@rd.bbc.co.uk> Stuart Cunningham
0 string/b \320\317\021\340\241\261\032\341AAFB\015\000OM\006\016\053\064\001\001\001\377 AAF legacy file using MS Structured Storage
>30 byte 9 (512B sectors)
>30 byte 12 (4kB sectors)
0 string/b \320\317\021\340\241\261\032\341\001\002\001\015\000\002\000\000\006\016\053\064\003\002\001\001 AAF file using MS Structured Storage
>30 byte 9 (512B sectors)
>30 byte 12 (4kB sectors)
# Popular applications
2080 string Microsoft\ Word\ 6.0\ Document %s
!:mime application/msword
2080 string Documento\ Microsoft\ Word\ 6 Spanish Microsoft Word 6 document data
!:mime application/msword
# Pawel Wiecek <coven@i17linuxb.ists.pwr.wroc.pl> (for polish Word)
2112 string MSWordDoc Microsoft Word document data
!:mime application/msword
#
0 belong 0x31be0000 Microsoft Word Document
!:mime application/msword
#
0 string/b PO^Q` Microsoft Word 6.0 Document
!:mime application/msword
#
4 long 0
>0 belong 0xfe320000 Microsoft Word for Macintosh 1.0
!:mime application/msword
!:ext mcw
>0 belong 0xfe340000 Microsoft Word for Macintosh 3.0
!:mime application/msword
!:ext mcw
>0 belong 0xfe37001c Microsoft Word for Macintosh 4.0
!:mime application/msword
!:ext mcw
>0 belong 0xfe370023 Microsoft Word for Macintosh 5.0
!:mime application/msword
!:ext mcw
0 string/b \333\245-\0\0\0 Microsoft Word 2.0 Document
!:mime application/msword
!:ext doc
# Note: seems already recognized as "OLE 2 Compound Document" in ./ole2compounddocs
#512 string/b \354\245\301 Microsoft Word Document
#!:mime application/msword
#
0 string/b \xDB\xA5\x2D\x00 Microsoft WinWord 2.0 Document
!:mime application/msword
#
2080 string Microsoft\ Excel\ 5.0\ Worksheet %s
!:mime application/vnd.ms-excel
#
0 string/b \xDB\xA5\x2D\x00 Microsoft WinWord 2.0 Document
!:mime application/msword
2080 string Foglio\ di\ lavoro\ Microsoft\ Exce %s
!:mime application/vnd.ms-excel
#
# Pawel Wiecek <coven@i17linuxb.ists.pwr.wroc.pl> (for polish Excel)
2114 string Biff5 Microsoft Excel 5.0 Worksheet
!:mime application/vnd.ms-excel
# Italian MS-Excel
2121 string Biff5 Microsoft Excel 5.0 Worksheet
!:mime application/vnd.ms-excel
0 string/b \x09\x04\x06\x00\x00\x00\x10\x00 Microsoft Excel Worksheet
!:mime application/vnd.ms-excel
#
# Update: Joerg Jenderek
# URL: https://en.wikipedia.org/wiki/Lotus_1-2-3
# Reference: http://www.aboutvb.de/bas/formate/pdf/wk3.pdf
# Note: newer Lotus versions >2 use longer BOF record
# record type (BeginningOfFile=0000h) + length (001Ah)
0 belong 0x00001a00
# reserved should be 0h but 8c0dh for TUTMAC.WK3, 5h for SAMPADNS.WK3, 1h for a_readme.wk3, 1eh for K&G86.WK3
#>18 uleshort&0x73E0 0
# Lotus Multi Byte Character Set (LMBCS=1-31)
>20 ubyte >0
>>20 ubyte <32 Lotus 1-2-3
#!:mime application/x-123
!:mime application/vnd.lotus-1-2-3
!:apple ????L123
# (version 5.26) labeled the entry as "Lotus 1-2-3 wk3 document data"
>>>4 uleshort 0x1000 WorKsheet, version 3
!:ext wk3
# (version 5.26) labeled the entry as "Lotus 1-2-3 wk4 document data"
>>>4 uleshort 0x1002 WorKsheet, version 4
# also worksheet template 4 (.wt4)
!:ext wk4/wt4
# no example or documentation for wk5
#>>4 uleshort 0x???? WorKsheet, version 4
#!:ext wk5
# only MacrotoScript.123 example
>>>4 uleshort 0x1003 WorKsheet, version 97
# also worksheet template Smartmaster (.12M)?
!:ext 123
# only Set_Y2K.123 example
>>>4 uleshort 0x1005 WorKsheet, version 9.8 Millennium
!:ext 123
# no example for this version
>>>4 uleshort 0x8001 FoRMatting data
!:ext frm
# (version 5.26) labeled the entry as "Lotus 1-2-3 fm3 or fmb document data"
# TrID labeles the entry as "Formatting Data for Lotus 1-2-3 worksheet"
>>>4 uleshort 0x8007 ForMatting data, version 3
!:ext fm3
>>>4 default x unknown
# file revision sub code 0004h for worksheets
>>>>6 uleshort =0x0004 worksheet
!:ext wXX
>>>>6 uleshort !0x0004 formatting data
!:ext fXX
# main revision number
>>>>4 uleshort x \b, revision 0x%x
>>>6 uleshort =0x0004 \b, cell range
# active cellcoord range (start row, page,column ; end row, page, column)
# start values normally 0~1st sheet A1
>>>>8 ulelong !0
>>>>>10 ubyte >0 \b%d*
>>>>>8 uleshort x \b%d,
>>>>>11 ubyte x \b%d-
# end page mostly 0
>>>>14 ubyte >0 \b%d*
# end raw, column normally not 0
>>>>12 uleshort x \b%d,
>>>>15 ubyte x \b%d
# Lotus Multi Byte Character Set (1~cp850,2~cp851,...,16~japan,...,31~??)
>>>>20 ubyte >1 \b, character set 0x%x
# flags
>>>>21 ubyte x \b, flags 0x%x
>>>6 uleshort !0x0004
# record type (FONTNAME=00AEh)
>>>>30 search/29 \0\xAE
# variable length m (2) + entries (1) + ?? (1) + LCMBS string (n)
>>>>>&4 string >\0 \b, 1st font "%s"
#
# Update: Joerg Jenderek
# URL: http://fileformats.archiveteam.org/wiki/Lotus_1-2-3
# Reference: http://www.schnarff.com/file-formats/lotus-1-2-3/WSFF2.TXT
# Note: Used by both old Lotus 1-2-3 and Lotus Symphony (DOS) til version 2.x
# record type (BeginningOfFile=0000h) + length (0002h)
0 belong 0x00000200
# GRR: line above is too general as it catches also MS Windows CURsor
# to display MS Windows cursor (strength=70) before Lotus 1-2-3 (strength=70-1)
!:strength -1
# skip Windows cursors with image height <256 and keep Lotus with low opcode 0001-0083h
>7 ubyte 0
# skip Windows cursors with image width 256 and keep Lotus with positiv opcode
>>6 ubyte >0 Lotus
# !:mime application/x-123
!:mime application/vnd.lotus-1-2-3
!:apple ????L123
# revision number (0404h = 123 1A, 0405h = Lotus Symphony , 0406h = 123 2.x wk1 , 8006h = fmt , ...)
# undocumented; (version 5.26) labeled the configurations as "Lotus 1-2-3"
>>>4 uleshort 0x0007 1-2-3 CoNFiguration, version 2.x (PGRAPH.CNF)
!:ext cnf
>>>4 uleshort 0x0C05 1-2-3 CoNFiguration, version 2.4J
!:ext cnf
>>>4 uleshort 0x0801 1-2-3 CoNFiguration, version 1-2.1
!:ext cnf
>>>4 uleshort 0x0802 Symphony CoNFiguration
!:ext cnf
>>>4 uleshort 0x0804 1-2-3 CoNFiguration, version 2.2
!:ext cnf
>>>4 uleshort 0x080A 1-2-3 CoNFiguration, version 2.3-2.4
!:ext cnf
>>>4 uleshort 0x1402 1-2-3 CoNFiguration, version 3.x
!:ext cnf
>>>4 uleshort 0x1450 1-2-3 CoNFiguration, version 4.x
!:ext cnf
# (version 5.26) labeled the entry as "Lotus 123"
# TrID labeles the entry as "Lotus 123 Worksheet (generic)"
>>>4 uleshort 0x0404 1-2-3 WorKSheet, version 1
# extension "wks" also for Microsoft Works document
!:ext wks
# (version 5.26) labeled the entry as "Lotus 123"
# TrID labeles the entry as "Lotus 123 Worksheet (generic)"
>>>4 uleshort 0x0405 Symphony WoRksheet, version 1.0
!:ext wrk/wr1
# (version 5.26) labeled the entry as "Lotus 1-2-3 wk1 document data"
# TrID labeles the entry as "Lotus 123 Worksheet (V2)"
>>>4 uleshort 0x0406 1-2-3/Symphony worksheet, version 2
# Symphony (.wr1)
!:ext wk1/wr1
# no example for this japan version
>>>4 uleshort 0x0600 1-2-3 WorKsheet, version 1.xJ
!:ext wj1
# no example or documentation for wk2
#>>>4 uleshort 0x???? 1-2-3 WorKsheet, version 2
#!:ext wk2
# undocumented japan version
>>>4 uleshort 0x0602 1-2-3 worksheet, version 2.4J
!:ext wj3
# (version 5.26) labeled the entry as "Lotus 1-2-3 fmt document data"
>>>4 uleshort 0x8006 1-2-3 ForMaTting data, version 2.x
# japan version 2.4J (fj3)
!:ext fmt/fj3
# no example for this version
>>>4 uleshort 0x8007 1-2-3 FoRMatting data, version 2.0
!:ext frm
# (version 5.26) labeled the entry as "Lotus 1-2-3"
>>>4 default x unknown worksheet or configuration
!:ext cnf
>>>>4 uleshort x \b, revision 0x%x
# 2nd record for most worksheets describes cells range
>>>6 use lotus-cells
# 3nd record for most japan worksheets describes cells range
>>>(8.s+10) use lotus-cells
# check and then display Lotus worksheet cells range
0 name lotus-cells
# look for type (RANGE=0006h) + length (0008h) at record begin
>0 ubelong 0x06000800 \b, cell range
# cell range (start column, row, end column, row) start values normally 0,0~A1 cell
>>4 ulong !0
>>>4 uleshort x \b%d,
>>>6 uleshort x \b%d-
# end of cell range
>>8 uleshort x \b%d,
>>10 uleshort x \b%d
# EndOfLotus123
0 string/b WordPro\0 Lotus WordPro
!:mime application/vnd.lotus-wordpro
0 string/b WordPro\r\373 Lotus WordPro
!:mime application/vnd.lotus-wordpro
# Summary: Script used by InstallScield to uninstall applications
# Extension: .isu
# Submitted by: unknown
# Modified by (1): Abel Cheung <abelcheung@gmail.com> (replace useless entry)
0 string \x71\xa8\x00\x00\x01\x02
>12 string Stirling\ Technologies, InstallShield Uninstall Script
# Winamp .avs
#0 string Nullsoft\ AVS\ Preset\ \060\056\061\032 A plug in for Winamp ms-windows Freeware media player
0 string/b Nullsoft\ AVS\ Preset\ Winamp plug in
# Windows Metafile .WMF
0 string/b \327\315\306\232 Windows metafile
!:mime image/wmf
!:ext wmf
0 string/b \002\000\011\000 Windows metafile
!:mime image/wmf
!:ext wmf
0 string/b \001\000\011\000 Windows metafile
!:mime image/wmf
!:ext wmf
#tz3 files whatever that is (MS Works files)
0 string/b \003\001\001\004\070\001\000\000 tz3 ms-works file
0 string/b \003\002\001\004\070\001\000\000 tz3 ms-works file
0 string/b \003\003\001\004\070\001\000\000 tz3 ms-works file
# PGP sig files .sig
#0 string \211\000\077\003\005\000\063\237\127 065 to \027\266\151\064\005\045\101\233\021\002 PGP sig
0 string \211\000\077\003\005\000\063\237\127\065\027\266\151\064\005\045\101\233\021\002 PGP sig
0 string \211\000\077\003\005\000\063\237\127\066\027\266\151\064\005\045\101\233\021\002 PGP sig
0 string \211\000\077\003\005\000\063\237\127\067\027\266\151\064\005\045\101\233\021\002 PGP sig
0 string \211\000\077\003\005\000\063\237\127\070\027\266\151\064\005\045\101\233\021\002 PGP sig
0 string \211\000\077\003\005\000\063\237\127\071\027\266\151\064\005\045\101\233\021\002 PGP sig
0 string \211\000\225\003\005\000\062\122\207\304\100\345\042 PGP sig
# windows zips files .dmf
0 string/b MDIF\032\000\010\000\000\000\372\046\100\175\001\000\001\036\001\000 MS Windows special zipped file
#ico files
0 string/b \102\101\050\000\000\000\056\000\000\000\000\000\000\000 Icon for MS Windows
# Windows icons
# Update: Joerg Jenderek
# URL: https://en.wikipedia.org/wiki/CUR_(file_format)
# Note: similar to Windows CURsor. container for BMP (only DIB part) or PNG
0 belong 0x00000100
>9 byte 0
>>0 byte x
>>0 use cur-ico-dir
>9 ubyte 0xff
>>0 byte x
>>0 use cur-ico-dir
# displays number of icons and information for icon or cursor
0 name cur-ico-dir
# skip some Lotus 1-2-3 worksheets, CYCLE.PIC and keep Windows cursors with
# 1st data offset = dir header size + n * dir entry size = 6 + n * 10h = ?6h
>18 ulelong &0x00000006
# skip remaining worksheets, because valid only for DIB image (40) or PNG image (\x89PNG)
>>(18.l) ulelong x MS Windows
>>>0 ubelong 0x00000100 icon resource
#!:mime image/vnd.microsoft.icon
!:mime image/x-icon
!:ext ico
>>>>4 uleshort x - %d icon
# plural s
>>>>4 uleshort >1 \bs
# 1st icon
>>>>0x06 use ico-entry
# 2nd icon
>>>>4 uleshort >1
>>>>>0x16 use ico-entry
>>>0 ubelong 0x00000200 cursor resource
#!:mime image/x-cur
!:mime image/x-win-bitmap
!:ext cur
>>>>4 uleshort x - %d icon
>>>>4 uleshort >1 \bs
# 1st cursor
>>>>0x06 use cur-entry
#>>>>0x16 use cur-entry
# display information of one cursor entry
0 name cur-entry
>0 use cur-ico-entry
>4 uleshort x \b, hotspot @%dx
>6 uleshort x \b%d
# display information of one icon entry
0 name ico-entry
>0 use cur-ico-entry
# normally 0 1 but also found 14
>4 uleshort >1 \b, %d planes
# normally 0 1 but also found some 3, 4, some 6, 8, 24, many 32, two 256
>6 uleshort >1 \b, %d bits/pixel
# display shared information of cursor or icon entry
0 name cur-ico-entry
>0 byte =0 \b, 256x
>0 byte !0 \b, %dx
>1 byte =0 \b256
>1 byte !0 \b%d
# number of colors in palette
>2 ubyte !0 \b, %d colors
# reserved 0 FFh
#>3 ubyte x \b, reserved %x
#>8 ulelong x \b, image size %d
# offset of PNG or DIB image
#>12 ulelong x \b, offset 0x%x
# PNG header (\x89PNG)
>(12.l) ubelong =0x89504e47
>>&-4 indirect x \b with
# DIB image
>(12.l) ubelong !0x89504e47
#>>&-4 use dib-image
# Windows non-animated cursors
# Update: Joerg Jenderek
# URL: https://en.wikipedia.org/wiki/CUR_(file_format)
# Note: similar to Windows ICOn. container for BMP ( only DIB part)
# GRR: line below is too general as it catches also Lotus 1-2-3 files
0 belong 0x00000200
>9 byte 0
>>0 use cur-ico-dir
>9 ubyte 0xff
>>0 use cur-ico-dir
# .chr files
0 string/b PK\010\010BGI Borland font
>4 string >\0 %s
# then there is a copyright notice
# .bgi files
0 string/b pk\010\010BGI Borland device
>4 string >\0 %s
# then there is a copyright notice