xref: /freebsd/contrib/file/magic/Magdir/msdos (revision 13ea0450a9c8742119d36f3bf8f47accdce46e54)
1
2#------------------------------------------------------------------------------
3# $File: msdos,v 1.124 2018/07/10 04:05:50 christos Exp $
4# msdos:  file(1) magic for MS-DOS files
5#
6
7# .BAT files (Daniel Quinlan, quinlan@yggdrasil.com)
8# updated by Joerg Jenderek at Oct 2008,Apr 2011
90	string/t	@
10>1	string/cW	\ echo\ off	DOS batch file text
11!:mime	text/x-msdos-batch
12>1	string/cW	echo\ off	DOS batch file text
13!:mime	text/x-msdos-batch
14>1	string/cW	rem		DOS batch file text
15!:mime	text/x-msdos-batch
16>1	string/cW	set\ 		DOS batch file text
17!:mime	text/x-msdos-batch
18
19
20# OS/2 batch files are REXX. the second regex is a bit generic, oh well
21# the matched commands seem to be common in REXX and uncommon elsewhere
22100	search/0xffff   rxfuncadd
23>100	regex/c =^[\ \t]{0,10}call[\ \t]{1,10}rxfunc	OS/2 REXX batch file text
24100	search/0xffff   say
25>100	regex/c =^[\ \t]{0,10}say\ ['"]			OS/2 REXX batch file text
26
27# updated by Joerg Jenderek at Oct 2015
28# https://de.wikipedia.org/wiki/Common_Object_File_Format
29# http://www.delorie.com/djgpp/doc/coff/filhdr.html
30# ./intel already labeled COFF type 0x14c=0514 as "80386 COFF executable"
31#0	leshort		0x14c	MS Windows COFF Intel 80386 object file
32#>4	ledate		x	stamp %s
330	leshort		0x166	MS Windows COFF MIPS R4000 object file
34#>4	ledate		x	stamp %s
350	leshort		0x184	MS Windows COFF Alpha object file
36#>4	ledate		x	stamp %s
370	leshort		0x268	MS Windows COFF Motorola 68000 object file
38#>4	ledate		x	stamp %s
390	leshort		0x1f0	MS Windows COFF PowerPC object file
40#>4	ledate		x	stamp %s
410	leshort		0x290	MS Windows COFF PA-RISC object file
42#>4	ledate		x	stamp %s
43
44# Tests for various EXE types.
45#
46# Many of the compressed formats were extraced from IDARC 1.23 source code.
47#
480	string/b	MZ
49# All non-DOS EXE extensions have the relocation table more than 0x40 bytes into the file.
50>0x18	leshort <0x40 MS-DOS executable
51!:mime	application/x-dosexec
52# These traditional tests usually work but not always.  When test quality support is
53# implemented these can be turned on.
54#>>0x18	leshort	0x1c	(Borland compiler)
55#>>0x18	leshort	0x1e	(MS compiler)
56
57# If the relocation table is 0x40 or more bytes into the file, it's definitely
58# not a DOS EXE.
59>0x18  leshort >0x3f
60
61# Maybe it's a PE?
62>>(0x3c.l) string PE\0\0 PE
63!:mime	application/x-dosexec
64>>>(0x3c.l+24)	leshort		0x010b	\b32 executable
65>>>(0x3c.l+24)	leshort		0x020b	\b32+ executable
66>>>(0x3c.l+24)	leshort		0x0107	ROM image
67>>>(0x3c.l+24)	default		x	Unknown PE signature
68>>>>&0 		leshort		x	0x%x
69>>>(0x3c.l+22)	leshort&0x2000	>0	(DLL)
70>>>(0x3c.l+92)	leshort		1	(native)
71>>>(0x3c.l+92)	leshort		2	(GUI)
72>>>(0x3c.l+92)	leshort		3	(console)
73>>>(0x3c.l+92)	leshort		7	(POSIX)
74>>>(0x3c.l+92)	leshort		9	(Windows CE)
75>>>(0x3c.l+92)	leshort		10	(EFI application)
76>>>(0x3c.l+92)	leshort		11	(EFI boot service driver)
77>>>(0x3c.l+92)	leshort		12	(EFI runtime driver)
78>>>(0x3c.l+92)	leshort		13	(EFI ROM)
79>>>(0x3c.l+92)	leshort		14	(XBOX)
80>>>(0x3c.l+92)	leshort		15	(Windows boot application)
81>>>(0x3c.l+92)	default		x	(Unknown subsystem
82>>>>&0		leshort		x	0x%x)
83>>>(0x3c.l+4)	leshort		0x14c	Intel 80386
84>>>(0x3c.l+4)	leshort		0x166	MIPS R4000
85>>>(0x3c.l+4)	leshort		0x168	MIPS R10000
86>>>(0x3c.l+4)	leshort		0x184	Alpha
87>>>(0x3c.l+4)	leshort		0x1a2	Hitachi SH3
88>>>(0x3c.l+4)	leshort		0x1a6	Hitachi SH4
89>>>(0x3c.l+4)	leshort		0x1c0	ARM
90>>>(0x3c.l+4)	leshort		0x1c2	ARM Thumb
91>>>(0x3c.l+4)	leshort		0x1c4	ARMv7 Thumb
92>>>(0x3c.l+4)	leshort		0x1f0	PowerPC
93>>>(0x3c.l+4)	leshort		0x200	Intel Itanium
94>>>(0x3c.l+4)	leshort		0x266	MIPS16
95>>>(0x3c.l+4)	leshort		0x268	Motorola 68000
96>>>(0x3c.l+4)	leshort		0x290	PA-RISC
97>>>(0x3c.l+4)	leshort		0x366	MIPSIV
98>>>(0x3c.l+4)	leshort		0x466	MIPS16 with FPU
99>>>(0x3c.l+4)	leshort		0xebc	EFI byte code
100>>>(0x3c.l+4)	leshort		0x8664	x86-64
101>>>(0x3c.l+4)	leshort		0xc0ee	MSIL
102>>>(0x3c.l+4)	default		x	Unknown processor type
103>>>>&0		leshort		x	0x%x
104>>>(0x3c.l+22)	leshort&0x0200	>0	(stripped to external PDB)
105>>>(0x3c.l+22)	leshort&0x1000	>0	system file
106>>>(0x3c.l+24)	leshort		0x010b
107>>>>(0x3c.l+232) lelong	>0	Mono/.Net assembly
108>>>(0x3c.l+24)	leshort		0x020b
109>>>>(0x3c.l+248) lelong	>0	Mono/.Net assembly
110
111# hooray, there's a DOS extender using the PE format, with a valid PE
112# executable inside (which just prints a message and exits if run in win)
113>>>(8.s*16)		string		32STUB	\b, 32rtm DOS extender
114>>>(8.s*16)		string		!32STUB	\b, for MS Windows
115>>>(0x3c.l+0xf8)	string		UPX0 \b, UPX compressed
116>>>(0x3c.l+0xf8)	search/0x140	PEC2 \b, PECompact2 compressed
117>>>(0x3c.l+0xf8)	search/0x140	UPX2
118>>>>(&0x10.l+(-4))	string		PK\3\4 \b, ZIP self-extracting archive (Info-Zip)
119>>>(0x3c.l+0xf8)	search/0x140	.idata
120>>>>(&0xe.l+(-4))	string		PK\3\4 \b, ZIP self-extracting archive (Info-Zip)
121>>>>(&0xe.l+(-4))	string		ZZ0 \b, ZZip self-extracting archive
122>>>>(&0xe.l+(-4))	string		ZZ1 \b, ZZip self-extracting archive
123>>>(0x3c.l+0xf8)	search/0x140	.rsrc
124>>>>(&0x0f.l+(-4))	string		a\\\4\5 \b, WinHKI self-extracting archive
125>>>>(&0x0f.l+(-4))	string		Rar! \b, RAR self-extracting archive
126>>>>(&0x0f.l+(-4))	search/0x3000	MSCF \b, InstallShield self-extracting archive
127>>>>(&0x0f.l+(-4))	search/32	Nullsoft \b, Nullsoft Installer self-extracting archive
128>>>(0x3c.l+0xf8)	search/0x140	.data
129>>>>(&0x0f.l)		string		WEXTRACT \b, MS CAB-Installer self-extracting archive
130>>>(0x3c.l+0xf8)	search/0x140	.petite\0 \b, Petite compressed
131>>>>(0x3c.l+0xf7)	byte		x
132>>>>>(&0x104.l+(-4))	string		=!sfx! \b, ACE self-extracting archive
133>>>(0x3c.l+0xf8)	search/0x140	.WISE \b, WISE installer self-extracting archive
134>>>(0x3c.l+0xf8)	search/0x140	.dz\0\0\0 \b, Dzip self-extracting archive
135>>>&(0x3c.l+0xf8)	search/0x100	_winzip_ \b, ZIP self-extracting archive (WinZip)
136>>>&(0x3c.l+0xf8)	search/0x100	SharedD \b, Microsoft Installer self-extracting archive
137>>>0x30			string		Inno \b, InnoSetup self-extracting archive
138
139# Hmm, not a PE but the relocation table is too high for a traditional DOS exe,
140# must be one of the unusual subformats.
141>>(0x3c.l) string !PE\0\0 MS-DOS executable
142!:mime	application/x-dosexec
143
144>>(0x3c.l)		string		NE \b, NE
145!:mime	application/x-dosexec
146>>>(0x3c.l+0x36)	byte		1 for OS/2 1.x
147>>>(0x3c.l+0x36)	byte		2 for MS Windows 3.x
148>>>(0x3c.l+0x36)	byte		3 for MS-DOS
149>>>(0x3c.l+0x36)	byte		4 for Windows 386
150>>>(0x3c.l+0x36)	byte		5 for Borland Operating System Services
151>>>(0x3c.l+0x36)	default		x
152>>>>(0x3c.l+0x36)	byte		x (unknown OS %x)
153>>>(0x3c.l+0x36)	byte		0x81 for MS-DOS, Phar Lap DOS extender
154>>>(0x3c.l+0x0c)	leshort&0x8003	0x8002 (DLL)
155>>>(0x3c.l+0x0c)	leshort&0x8003	0x8001 (driver)
156>>>&(&0x24.s-1)		string		ARJSFX \b, ARJ self-extracting archive
157>>>(0x3c.l+0x70)	search/0x80	WinZip(R)\ Self-Extractor \b, ZIP self-extracting archive (WinZip)
158
159>>(0x3c.l)		string		LX\0\0 \b, LX
160!:mime	application/x-dosexec
161>>>(0x3c.l+0x0a)	leshort		<1 (unknown OS)
162>>>(0x3c.l+0x0a)	leshort		1 for OS/2
163>>>(0x3c.l+0x0a)	leshort		2 for MS Windows
164>>>(0x3c.l+0x0a)	leshort		3 for DOS
165>>>(0x3c.l+0x0a)	leshort		>3 (unknown OS)
166>>>(0x3c.l+0x10)	lelong&0x28000	=0x8000 (DLL)
167>>>(0x3c.l+0x10)	lelong&0x20000	>0 (device driver)
168>>>(0x3c.l+0x10)	lelong&0x300	0x300 (GUI)
169>>>(0x3c.l+0x10)	lelong&0x28300	<0x300 (console)
170>>>(0x3c.l+0x08)	leshort		1 i80286
171>>>(0x3c.l+0x08)	leshort		2 i80386
172>>>(0x3c.l+0x08)	leshort		3 i80486
173>>>(8.s*16)		string		emx \b, emx
174>>>>&1			string		x %s
175>>>&(&0x54.l-3)		string		arjsfx \b, ARJ self-extracting archive
176
177# MS Windows system file, supposedly a collection of LE executables
178>>(0x3c.l)		string		W3 \b, W3 for MS Windows
179!:mime	application/x-dosexec
180
181>>(0x3c.l)		string		LE\0\0 \b, LE executable
182!:mime	application/x-dosexec
183>>>(0x3c.l+0x0a)	leshort		1
184# some DOS extenders use LE files with OS/2 header
185>>>>0x240		search/0x100	DOS/4G for MS-DOS, DOS4GW DOS extender
186>>>>0x240		search/0x200	WATCOM\ C/C++ for MS-DOS, DOS4GW DOS extender
187>>>>0x440		search/0x100	CauseWay\ DOS\ Extender for MS-DOS, CauseWay DOS extender
188>>>>0x40		search/0x40	PMODE/W for MS-DOS, PMODE/W DOS extender
189>>>>0x40		search/0x40	STUB/32A for MS-DOS, DOS/32A DOS extender (stub)
190>>>>0x40		search/0x80	STUB/32C for MS-DOS, DOS/32A DOS extender (configurable stub)
191>>>>0x40		search/0x80	DOS/32A for MS-DOS, DOS/32A DOS extender (embedded)
192# this is a wild guess; hopefully it is a specific signature
193>>>>&0x24		lelong		<0x50
194>>>>>(&0x4c.l)		string		\xfc\xb8WATCOM
195>>>>>>&0		search/8	3\xdbf\xb9 \b, 32Lite compressed
196# another wild guess: if real OS/2 LE executables exist, they probably have higher start EIP
197#>>>>(0x3c.l+0x1c)	lelong		>0x10000 for OS/2
198# fails with DOS-Extenders.
199>>>(0x3c.l+0x0a)	leshort		2 for MS Windows
200>>>(0x3c.l+0x0a)	leshort		3 for DOS
201>>>(0x3c.l+0x0a)	leshort		4 for MS Windows (VxD)
202>>>(&0x7c.l+0x26)	string		UPX \b, UPX compressed
203>>>&(&0x54.l-3)		string		UNACE \b, ACE self-extracting archive
204
205# looks like ASCII, probably some embedded copyright message.
206# and definitely not NE/LE/LX/PE
207>>0x3c		lelong	>0x20000000
208>>>(4.s*512)	leshort !0x014c \b, MZ for MS-DOS
209!:mime	application/x-dosexec
210# header data too small for extended executable
211>2		long	!0
212>>0x18		leshort <0x40
213>>>(4.s*512)	leshort !0x014c
214
215>>>>&(2.s-514)	string	!LE
216>>>>>&-2	string	!BW \b, MZ for MS-DOS
217!:mime	application/x-dosexec
218>>>>&(2.s-514)	string	LE \b, LE
219>>>>>0x240	search/0x100	DOS/4G for MS-DOS, DOS4GW DOS extender
220# educated guess since indirection is still not capable enough for complex offset
221# calculations (next embedded executable would be at &(&2*512+&0-2)
222# I suspect there are only LE executables in these multi-exe files
223>>>>&(2.s-514)	string	BW
224>>>>>0x240	search/0x100	DOS/4G	\b, LE for MS-DOS, DOS4GW DOS extender (embedded)
225>>>>>0x240	search/0x100	!DOS/4G	\b, BW collection for MS-DOS
226
227# This sequence skips to the first COFF segment, usually .text
228>(4.s*512)	leshort		0x014c \b, COFF
229!:mime	application/x-dosexec
230>>(8.s*16)	string		go32stub for MS-DOS, DJGPP go32 DOS extender
231>>(8.s*16)	string		emx
232>>>&1		string		x for DOS, Win or OS/2, emx %s
233>>&(&0x42.l-3)	byte		x
234>>>&0x26	string		UPX \b, UPX compressed
235# and yet another guess: small .text, and after large .data is unusal, could be 32lite
236>>&0x2c		search/0xa0	.text
237>>>&0x0b	lelong		<0x2000
238>>>>&0		lelong		>0x6000 \b, 32lite compressed
239
240>(8.s*16) string $WdX \b, WDos/X DOS extender
241
242# By now an executable type should have been printed out.  The executable
243# may be a self-uncompressing archive, so look for evidence of that and
244# print it out.
245#
246# Some signatures below from Greg Roelofs, newt@uchicago.edu.
247#
248>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
249>0xe7	string	LH/2\ 	Self-Extract \b, %s
250>0x1c	string	UC2X	\b, UCEXE compressed
251>0x1c	string	WWP\ 	\b, WWPACK compressed
252>0x1c	string	RJSX 	\b, ARJ self-extracting archive
253>0x1c	string	diet 	\b, diet compressed
254>0x1c	string	LZ09 	\b, LZEXE v0.90 compressed
255>0x1c	string	LZ91 	\b, LZEXE v0.91 compressed
256>0x1c	string	tz 	\b, TinyProg compressed
257>0x1e	string	Copyright\ 1989-1990\ PKWARE\ Inc.	Self-extracting PKZIP archive
258!:mime	application/zip
259# Yes, this really is "Copr", not "Corp."
260>0x1e	string	PKLITE\ Copr.	Self-extracting PKZIP archive
261!:mime	application/zip
262# winarj stores a message in the stub instead of the sig in the MZ header
263>0x20	search/0xe0	aRJsfX \b, ARJ self-extracting archive
264>0x20	string AIN
265>>0x23	string 2	\b, AIN 2.x compressed
266>>0x23	string <2	\b, AIN 1.x compressed
267>>0x23	string >2	\b, AIN 1.x compressed
268>0x24	string	LHa's\ SFX \b, LHa self-extracting archive
269!:mime	application/x-lha
270>0x24	string	LHA's\ SFX \b, LHa self-extracting archive
271!:mime	application/x-lha
272>0x24	string	\ $ARX \b, ARX self-extracting archive
273>0x24	string	\ $LHarc \b, LHarc self-extracting archive
274>0x20	string	SFX\ by\ LARC \b, LARC self-extracting archive
275>0x40	string aPKG \b, aPackage self-extracting archive
276>0x64	string	W\ Collis\0\0 \b, Compack compressed
277>0x7a	string		Windows\ self-extracting\ ZIP	\b, ZIP self-extracting archive
278>>&0xf4 search/0x140 \x0\x40\x1\x0
279>>>(&0.l+(4)) string MSCF \b, WinHKI CAB self-extracting archive
280>1638	string	-lh5- \b, LHa self-extracting archive v2.13S
281>0x17888 string Rar! \b, RAR self-extracting archive
282
283# Skip to the end of the EXE.  This will usually work fine in the PE case
284# because the MZ image is hardcoded into the toolchain and almost certainly
285# won't match any of these signatures.
286>(4.s*512)	long	x
287>>&(2.s-517)	byte	x
288>>>&0	string		PK\3\4 \b, ZIP self-extracting archive
289>>>&0	string		Rar! \b, RAR self-extracting archive
290>>>&0	string		=!\x11 \b, AIN 2.x self-extracting archive
291>>>&0	string		=!\x12 \b, AIN 2.x self-extracting archive
292>>>&0	string		=!\x17 \b, AIN 1.x self-extracting archive
293>>>&0	string		=!\x18 \b, AIN 1.x self-extracting archive
294>>>&7	search/400	**ACE** \b, ACE self-extracting archive
295>>>&0	search/0x480	UC2SFX\ Header \b, UC2 self-extracting archive
296
297# a few unknown ZIP sfxes, no idea if they are needed or if they are
298# already captured by the generic patterns above
299>(8.s*16)	search/0x20	PKSFX \b, ZIP self-extracting archive (PKZIP)
300# TODO: how to add this? >FileSize-34 string Windows\ Self-Installing\ Executable \b, ZIP self-extracting archive
301#
302
303# TELVOX Teleinformatica CODEC self-extractor for OS/2:
304>49801	string	\x79\xff\x80\xff\x76\xff	\b, CODEC archive v3.21
305>>49824 leshort		=1			\b, 1 file
306>>49824 leshort		>1			\b, %u files
307
308# added by Joerg Jenderek of http://www.freedos.org/software/?prog=kc
309# and http://www.freedos.org/software/?prog=kpdos
310# for FreeDOS files like KEYBOARD.SYS, KEYBRD2.SYS, KEYBRD3.SYS, *.KBD
3110	string/b	KCF		FreeDOS KEYBoard Layout collection
312# only version=0x100 found
313>3	uleshort	x		\b, version 0x%x
314# length of string containing author,info and special characters
315>6	ubyte		>0
316#>>6	pstring		x		\b, name=%s
317>>7	string		>\0		\b, author=%-.14s
318>>7	search/254	\xff		\b, info=
319#>>>&0	string		x		\b%-s
320>>>&0	string		x		\b%-.15s
321# for FreeDOS *.KL files
3220	string/b	KLF		FreeDOS KEYBoard Layout file
323# only version=0x100 or 0x101 found
324>3	uleshort	x		\b, version 0x%x
325# stringlength
326>5	ubyte		>0
327>>8	string		x		\b, name=%-.2s
3280	string	\xffKEYB\ \ \ \0\0\0\0
329>12	string	\0\0\0\0`\004\360	MS-DOS KEYBoard Layout file
330
331# DOS device driver updated by Joerg Jenderek at May 2011,Mar 2017
332# https://amaus.net/static/S100/IBM/software/DOS/DOS%20techref/CHAPTER.009
3330	ulequad&0x07a0ffffffff		0xffffffff
334>0	use				msdos-driver
3350       name    			msdos-driver		DOS executable (
336#!:mime	application/octet-stream
337!:mime	application/x-dosdriver
338# also found FreeDOS print driver SPOOL.DEV and disc compression driver STACLOAD.BIN
339!:ext	sys/dev/bin
340>40	search/7			UPX!			\bUPX compressed
341# DOS device driver attributes
342>4	uleshort&0x8000			0x0000			\bblock device driver
343# character device
344>4	uleshort&0x8000			0x8000			\b
345>>4	uleshort&0x0008			0x0008			\bclock
346# fast video output by int 29h
347>>4	uleshort&0x0010			0x0010			\bfast
348# standard input/output device
349>>4	uleshort&0x0003			>0			\bstandard
350>>>4	uleshort&0x0001			0x0001			\binput
351>>>4	uleshort&0x0003			0x0003			\b/
352>>>4	uleshort&0x0002			0x0002			\boutput
353>>4	uleshort&0x8000			0x8000			\bcharacter device driver
354>0	ubyte				x
355# upx compressed device driver has garbage instead of real in name field of header
356>>40	search/7			UPX!
357>>40	default				x
358# leading/trailing nulls, zeros or non ASCII characters in 8-byte name field at offset 10 are skipped
359>>>12		ubyte			>0x2E			\b
360>>>>10		ubyte			>0x20
361>>>>>10		ubyte			!0x2E
362>>>>>>10	ubyte			!0x2A			\b%c
363>>>>11		ubyte			>0x20
364>>>>>11		ubyte			!0x2E			\b%c
365>>>>12		ubyte			>0x20
366>>>>>12		ubyte			!0x39
367>>>>>>12	ubyte			!0x2E			\b%c
368>>>13		ubyte			>0x20
369>>>>13		ubyte			!0x2E			\b%c
370>>>>14		ubyte			>0x20
371>>>>>14		ubyte			!0x2E			\b%c
372>>>>15		ubyte			>0x20
373>>>>>15		ubyte			!0x2E			\b%c
374>>>>16		ubyte			>0x20
375>>>>>16		ubyte			!0x2E
376>>>>>>16	ubyte			<0xCB			\b%c
377>>>>17		ubyte			>0x20
378>>>>>17		ubyte			!0x2E
379>>>>>>17	ubyte			<0x90			\b%c
380# some character device drivers like ASPICD.SYS, btcdrom.sys and Cr_atapi.sys contain only spaces or points in name field
381>>>12		ubyte			<0x2F
382# they have their real name at offset 22
383# also block device drivers like DUMBDRV.SYS
384>>>>22		string			>\056			%-.6s
385>4	uleshort&0x8000			0x0000
386# 32 bit sector addressing ( > 32 MB) for block devices
387>>4	uleshort&0x0002			0x0002			\b,32-bit sector-
388# support by driver functions 13h, 17h, 18h
389>4	uleshort&0x0040			0x0040			\b,IOCTL-
390# open, close, removable media support by driver functions 0Dh, 0Eh, 0Fh
391>4	uleshort&0x0800			0x0800			\b,close media-
392# output until busy support by int 10h for character device driver
393>4	uleshort&0x8000			0x8000
394>>4	uleshort&0x2000			0x2000			\b,until busy-
395# direct read/write support by driver functions 03h,0Ch
396>4	uleshort&0x4000			0x4000			\b,control strings-
397>4	uleshort&0x8000			0x8000
398>>4	uleshort&0x6840			>0			\bsupport
399>4	uleshort&0x8000			0x0000
400>>4	uleshort&0x4842			>0			\bsupport
401>0	ubyte				x			\b)
402# DOS driver cmd640x.sys has 0x12 instead of 0xffffffff for pointer field to next device header
4030	ulequad				0x0513c00000000012
404>0	use				msdos-driver
405# DOS drivers DC2975.SYS, DUMBDRV.SYS, ECHO.SYS has also none 0xffffffff for pointer field
4060	ulequad				0x32f28000ffff0016
407>0	use				msdos-driver
4080	ulequad				0x007f00000000ffff
409>0	use				msdos-driver
4100	ulequad				0x001600000000ffff
411>0	use				msdos-driver
412# DOS drivers LS120.SYS, MKELS120.SYS use reserved bits of attribute field
4130	ulequad				0x0bf708c2ffffffff
414>0	use				msdos-driver
4150	ulequad				0x07bd08c2ffffffff
416>0	use				msdos-driver
417
418# updated by Joerg Jenderek
419# GRR: line below too general as it catches also
420# rt.lib DYADISKS.PIC and many more
421# start with assembler instruction MOV
4220	ubyte		0x8c
423# skip "AppleWorks word processor data" like ARTICLE.1 ./apple
424>4	string			!O====
425# skip some unknown basic binaries like RocketRnger.SHR
426>>5	string			!MAIN
427# skip "GPG symmetrically encrypted data" ./gnu
428# skip "PGP symmetric key encrypted data" ./pgp
429# openpgpdefs.h: fourth byte < 14 indicate cipher algorithm type
430>>>4	ubyte			>13	DOS executable (COM, 0x8C-variant)
431# the remaining files should be DOS *.COM executables
432# dosshell.COM	8cc0 2ea35f07 e85211 e88a11 b80058 cd
433# hmload.COM	8cc8 8ec0 bbc02b 89dc 83c30f c1eb04 b4
434# UNDELETE.COM	8cca 2e8916 6503 b430 cd21 8b 2e0200 8b
435# BOOTFIX.COM	8cca 2e8916 9603 b430 cd21 8b 2e0200 8b
436# RAWRITE3.COM	8cca 2e8916 d602 b430 cd21 8b 2e0200 8b
437# SHARE.COM	8cca 2e8916 d602 b430 cd21 8b 2e0200 8b
438# validchr.COM	8cca 2e8916 9603 b430 cd21 8b 2e028b1e
439# devload.COM	8cca 8916ad01 b430 cd21 8b2e0200 892e
440!:mime	application/x-dosexec
441!:ext com
442
443# updated by Joerg Jenderek at Oct 2008
4440	ulelong		0xffff10eb	DR-DOS executable (COM)
445# byte 0xeb conflicts with "sequent" magic leshort 0xn2eb
4460	ubeshort&0xeb8d	>0xeb00
447# DR-DOS STACKER.COM SCREATE.SYS missed
448
4490       name    msdos-com
450>0  byte        x               DOS executable (COM)
451>6	string		SFX\ of\ LHarc	\b, %s
452>0x1FE leshort	0xAA55		    \b, boot code
453>85	string		UPX		        \b, UPX compressed
454>4	string		\ $ARX		    \b, ARX self-extracting archive
455>4	string		\ $LHarc	    \b, LHarc self-extracting archive
456>0x20e string	SFX\ by\ LARC	\b, LARC self-extracting archive
457
458# JMP 8bit
4590	        byte	0xeb
460# allow forward jumps only
461>1          byte    >-1
462# that offset must be accessible
463>>(1.b+2)   byte    x
464>>>0        use msdos-com
465
466# JMP 16bit
4670           byte    0xe9
468# forward jumps
469>1          short   >-1
470# that offset must be accessible
471>>(1.s+3)   byte    x
472>>>0        use msdos-com
473# negative offset, must not lead into PSP
474>1          short   <-259
475# that offset must be accessible
476>>(1,s+65539)   byte    x
477>>>0        use msdos-com
478
479# updated by Joerg Jenderek at Oct 2008,2015
480# following line is too general
4810	ubyte		0xb8
482# skip 2 linux kernels like memtest.bin with "\xb8\xc0\x07\x8e" in ./linux
483>0	string		!\xb8\xc0\x07\x8e
484# modified by Joerg Jenderek
485# syslinux COM32 or COM32R executable
486>>1	lelong&0xFFFFFFFe 0x21CD4CFe	COM executable (32-bit COMBOOT
487# http://www.syslinux.org/wiki/index.php/Comboot_API
488# Since version 5.00 c32 modules switched from the COM32 object format to ELF
489!:mime	application/x-c32-comboot-syslinux-exec
490!:ext c32
491# http://syslinux.zytor.com/comboot.php
492# older syslinux version ( <4 )
493# (32-bit COMBOOT) programs *.C32 contain 32-bit code and run in flat-memory 32-bit protected mode
494# start with assembler instructions mov eax,21cd4cffh
495>>>1	lelong		0x21CD4CFf	\b)
496# syslinux:doc/comboot.txt
497# A COM32R program must start with the byte sequence B8 FE 4C CD 21 (mov
498# eax,21cd4cfeh) as a magic number.
499# syslinux version (4.x)
500# "COM executable (COM32R)" or "Syslinux COM32 module" by TrID
501>>>1	lelong		0x21CD4CFe	\b, relocatable)
502# remaining are DOS COM executables starting with assembler instruction MOV
503# like FreeDOS BANNER*.COM FINDDISK.COM GIF2RAW.COM WINCHK.COM
504# MS-DOS SYS.COM RESTART.COM
505# SYSLINUX.COM (version 1.40 - 2.13)
506# GFXBOOT.COM (version 3.75)
507# COPYBS.COM POWEROFF.COM INT18.COM
508>>1	default	x			COM executable for DOS
509!:mime	application/x-dosexec
510#!:mime	application/x-ms-dos-executable
511#!:mime	application/x-msdos-program
512!:ext com
513
5140	string/b	\x81\xfc
515>4	string	\x77\x02\xcd\x20\xb9
516>>36	string	UPX!			FREE-DOS executable (COM), UPX compressed
517252	string Must\ have\ DOS\ version DR-DOS executable (COM)
518# added by Joerg Jenderek at Oct 2008
519# GRR search is not working
520#34	search/2	UPX!		FREE-DOS executable (COM), UPX compressed
52134	string	UPX!			FREE-DOS executable (COM), UPX compressed
52235	string	UPX!			FREE-DOS executable (COM), UPX compressed
523# GRR search is not working
524#2	search/28	\xcd\x21	COM executable for MS-DOS
525#WHICHFAT.cOM
5262	string	\xcd\x21		COM executable for DOS
527#DELTREE.cOM DELTREE2.cOM
5284	string	\xcd\x21		COM executable for DOS
529#IFMEMDSK.cOM ASSIGN.cOM COMP.cOM
5305	string	\xcd\x21		COM executable for DOS
531#DELTMP.COm HASFAT32.cOM
5327	string	\xcd\x21
533>0	byte	!0xb8			COM executable for DOS
534#COMP.cOM MORE.COm
53510	string	\xcd\x21
536>5	string	!\xcd\x21		COM executable for DOS
537#comecho.com
53813	string	\xcd\x21		COM executable for DOS
539#HELP.COm EDIT.coM
54018	string	\xcd\x21		COM executable for MS-DOS
541#NWRPLTRM.COm
54223	string	\xcd\x21		COM executable for MS-DOS
543#LOADFIX.cOm LOADFIX.cOm
54430	string	\xcd\x21		COM executable for MS-DOS
545#syslinux.com 3.11
54670	string	\xcd\x21		COM executable for DOS
547# many compressed/converted COMs start with a copy loop instead of a jump
5480x6	search/0xa	\xfc\x57\xf3\xa5\xc3	COM executable for MS-DOS
5490x6	search/0xa	\xfc\x57\xf3\xa4\xc3	COM executable for DOS
550>0x18	search/0x10	\x50\xa4\xff\xd5\x73	\b, aPack compressed
5510x3c	string		W\ Collis\0\0		COM executable for MS-DOS, Compack compressed
552# FIXME: missing diet .com compression
553
554# miscellaneous formats
5550	string/b	LZ		MS-DOS executable (built-in)
556#0	byte		0xf0		MS-DOS program library data
557#
558
559# AAF files:
560# <stuartc@rd.bbc.co.uk> Stuart Cunningham
5610	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
562>30	byte	9		(512B sectors)
563>30	byte	12		(4kB sectors)
5640	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
565>30	byte	9		(512B sectors)
566>30	byte	12		(4kB sectors)
567
568# Popular applications
5692080	string	Microsoft\ Word\ 6.0\ Document	%s
570!:mime	application/msword
5712080	string	Documento\ Microsoft\ Word\ 6 Spanish Microsoft Word 6 document data
572!:mime	application/msword
573# Pawel Wiecek <coven@i17linuxb.ists.pwr.wroc.pl> (for polish Word)
5742112	string	MSWordDoc			Microsoft Word document data
575!:mime	application/msword
576#
5770	belong	0x31be0000			Microsoft Word Document
578!:mime	application/msword
579#
5800	string/b	PO^Q`				Microsoft Word 6.0 Document
581!:mime	application/msword
582#
5834   long        0
584>0  belong      0xfe320000      Microsoft Word for Macintosh 1.0
585!:mime	application/msword
586!:ext   mcw
587>0  belong      0xfe340000      Microsoft Word for Macintosh 3.0
588!:mime	application/msword
589!:ext   mcw
590>0  belong      0xfe37001c      Microsoft Word for Macintosh 4.0
591!:mime	application/msword
592!:ext   mcw
593>0  belong      0xfe370023      Microsoft Word for Macintosh 5.0
594!:mime	application/msword
595!:ext   mcw
596
5970	string/b	\333\245-\0\0\0			Microsoft Word 2.0 Document
598!:mime	application/msword
599!:ext   doc
600# Note: seems already recognized as "OLE 2 Compound Document" in ./ole2compounddocs
601#512	string/b	\354\245\301			Microsoft Word Document
602#!:mime	application/msword
603
604#
6050	string/b	\xDB\xA5\x2D\x00		Microsoft WinWord 2.0 Document
606!:mime application/msword
607#
6082080	string	Microsoft\ Excel\ 5.0\ Worksheet	%s
609!:mime	application/vnd.ms-excel
610#
6110	string/b	\xDB\xA5\x2D\x00		Microsoft WinWord 2.0 Document
612!:mime application/msword
613
6142080	string	Foglio\ di\ lavoro\ Microsoft\ Exce	%s
615!:mime	application/vnd.ms-excel
616#
617# Pawel Wiecek <coven@i17linuxb.ists.pwr.wroc.pl> (for polish Excel)
6182114	string	Biff5		Microsoft Excel 5.0 Worksheet
619!:mime	application/vnd.ms-excel
620# Italian MS-Excel
6212121	string	Biff5		Microsoft Excel 5.0 Worksheet
622!:mime	application/vnd.ms-excel
6230	string/b	\x09\x04\x06\x00\x00\x00\x10\x00	Microsoft Excel Worksheet
624!:mime	application/vnd.ms-excel
625#
626# Update: Joerg Jenderek
627# URL: https://en.wikipedia.org/wiki/Lotus_1-2-3
628# Reference: http://www.aboutvb.de/bas/formate/pdf/wk3.pdf
629# Note: newer Lotus versions >2 use longer BOF record
630# record type (BeginningOfFile=0000h) + length (001Ah)
6310	belong	0x00001a00
632# reserved should be 0h but 8c0dh for TUTMAC.WK3, 5h for SAMPADNS.WK3, 1h for a_readme.wk3, 1eh for K&G86.WK3
633#>18	uleshort&0x73E0	0
634# Lotus Multi Byte Character Set (LMBCS=1-31)
635>20	ubyte		>0
636>>20	ubyte		<32	Lotus 1-2-3
637#!:mime	application/x-123
638!:mime	application/vnd.lotus-1-2-3
639!:apple	????L123
640# (version 5.26) labeled the entry as "Lotus 1-2-3 wk3 document data"
641>>>4	uleshort	0x1000	WorKsheet, version 3
642!:ext	wk3
643# (version 5.26) labeled the entry as "Lotus 1-2-3 wk4 document data"
644>>>4	uleshort	0x1002	WorKsheet, version 4
645# also worksheet template 4 (.wt4)
646!:ext	wk4/wt4
647# no example or documentation for wk5
648#>>4	uleshort	0x????	WorKsheet, version 4
649#!:ext	wk5
650# only MacrotoScript.123 example
651>>>4	uleshort	0x1003	WorKsheet, version 97
652# also worksheet template Smartmaster (.12M)?
653!:ext	123
654# only Set_Y2K.123 example
655>>>4	uleshort	0x1005	WorKsheet, version 9.8 Millennium
656!:ext	123
657# no example for this version
658>>>4	uleshort	0x8001	FoRMatting data
659!:ext	frm
660# (version 5.26) labeled the entry as "Lotus 1-2-3 fm3 or fmb document data"
661# TrID labeles the entry as "Formatting Data for Lotus 1-2-3 worksheet"
662>>>4	uleshort	0x8007	ForMatting data, version 3
663!:ext	fm3
664>>>4	default		x	unknown
665# file revision sub code 0004h for worksheets
666>>>>6	uleshort	=0x0004	worksheet
667!:ext	wXX
668>>>>6	uleshort	!0x0004	formatting data
669!:ext	fXX
670# main revision number
671>>>>4	uleshort	x	\b, revision 0x%x
672>>>6	uleshort	=0x0004	\b, cell range
673# active cellcoord range (start row, page,column ; end row, page, column)
674# start values normally 0~1st sheet A1
675>>>>8	ulelong		!0
676>>>>>10	ubyte		>0	\b%d*
677>>>>>8	uleshort	x	\b%d,
678>>>>>11	ubyte		x	\b%d-
679# end page mostly 0
680>>>>14	ubyte		>0	\b%d*
681# end raw, column normally not 0
682>>>>12	uleshort	x	\b%d,
683>>>>15	ubyte		x	\b%d
684# Lotus Multi Byte Character Set (1~cp850,2~cp851,...,16~japan,...,31~??)
685>>>>20	ubyte		>1	\b, character set 0x%x
686# flags
687>>>>21	ubyte		x	\b, flags 0x%x
688>>>6	uleshort	!0x0004
689# record type (FONTNAME=00AEh)
690>>>>30	search/29	\0\xAE
691# variable length m (2) + entries (1) + ?? (1) + LCMBS string (n)
692>>>>>&4	string		>\0	\b, 1st font "%s"
693#
694# Update: Joerg Jenderek
695# URL: http://fileformats.archiveteam.org/wiki/Lotus_1-2-3
696# Reference: http://www.schnarff.com/file-formats/lotus-1-2-3/WSFF2.TXT
697# Note: Used by both old Lotus 1-2-3 and Lotus Symphony (DOS) til version 2.x
698# record type (BeginningOfFile=0000h) + length (0002h)
6990	belong	0x00000200
700# GRR: line above is too general as it catches also MS Windows CURsor
701# to display MS Windows cursor (strength=70) before Lotus 1-2-3 (strength=70-1)
702!:strength -1
703# skip Windows cursors with image height <256 and keep Lotus with low opcode 0001-0083h
704>7	ubyte		0
705# skip Windows cursors with image width 256 and keep Lotus with positiv opcode
706>>6	ubyte		>0	Lotus
707# !:mime	application/x-123
708!:mime	application/vnd.lotus-1-2-3
709!:apple	????L123
710# revision number (0404h = 123 1A, 0405h = Lotus Symphony , 0406h = 123 2.x wk1 , 8006h = fmt , ...)
711# undocumented; (version 5.26) labeled the configurations as "Lotus 1-2-3"
712>>>4	uleshort	0x0007	1-2-3 CoNFiguration, version 2.x (PGRAPH.CNF)
713!:ext	cnf
714>>>4	uleshort	0x0C05	1-2-3 CoNFiguration, version 2.4J
715!:ext	cnf
716>>>4	uleshort	0x0801	1-2-3 CoNFiguration, version 1-2.1
717!:ext	cnf
718>>>4	uleshort	0x0802	Symphony CoNFiguration
719!:ext	cnf
720>>>4	uleshort	0x0804	1-2-3 CoNFiguration, version 2.2
721!:ext	cnf
722>>>4	uleshort	0x080A	1-2-3 CoNFiguration, version 2.3-2.4
723!:ext	cnf
724>>>4	uleshort	0x1402	1-2-3 CoNFiguration, version 3.x
725!:ext	cnf
726>>>4	uleshort	0x1450	1-2-3 CoNFiguration, version 4.x
727!:ext	cnf
728# (version 5.26) labeled the entry as "Lotus 123"
729# TrID labeles the entry as "Lotus 123 Worksheet (generic)"
730>>>4	uleshort	0x0404	1-2-3 WorKSheet, version 1
731# extension "wks" also for Microsoft Works document
732!:ext	wks
733# (version 5.26) labeled the entry as "Lotus 123"
734# TrID labeles the entry as "Lotus 123 Worksheet (generic)"
735>>>4	uleshort	0x0405	Symphony WoRksheet, version 1.0
736!:ext	wrk/wr1
737# (version 5.26) labeled the entry as "Lotus 1-2-3 wk1 document data"
738# TrID labeles the entry as "Lotus 123 Worksheet (V2)"
739>>>4	uleshort	0x0406	1-2-3/Symphony worksheet, version 2
740# Symphony (.wr1)
741!:ext	wk1/wr1
742# no example for this japan version
743>>>4	uleshort	0x0600	1-2-3 WorKsheet, version 1.xJ
744!:ext	wj1
745# no example or documentation for wk2
746#>>>4	uleshort	0x????	1-2-3 WorKsheet, version 2
747#!:ext	wk2
748# undocumented japan version
749>>>4	uleshort	0x0602	1-2-3 worksheet, version 2.4J
750!:ext	wj3
751# (version 5.26) labeled the entry as "Lotus 1-2-3 fmt document data"
752>>>4	uleshort	0x8006	1-2-3 ForMaTting data, version 2.x
753# japan version 2.4J (fj3)
754!:ext	fmt/fj3
755# no example for this version
756>>>4	uleshort	0x8007	1-2-3 FoRMatting data, version 2.0
757!:ext	frm
758# (version 5.26) labeled the entry as "Lotus 1-2-3"
759>>>4	default		x	unknown worksheet or configuration
760!:ext	cnf
761>>>>4	uleshort	x	\b, revision 0x%x
762# 2nd record for most worksheets describes cells range
763>>>6		use	lotus-cells
764# 3nd record for most japan worksheets describes cells range
765>>>(8.s+10)	use	lotus-cells
766#	check and then display Lotus worksheet cells range
7670	name		lotus-cells
768# look for type (RANGE=0006h) + length (0008h) at record begin
769>0	ubelong	0x06000800	\b, cell range
770# cell range (start column, row, end column, row) start values normally 0,0~A1 cell
771>>4	ulong		!0
772>>>4	uleshort	x	\b%d,
773>>>6	uleshort	x	\b%d-
774# end of cell range
775>>8	uleshort	x	\b%d,
776>>10	uleshort	x	\b%d
777# EndOfLotus123
7780	string/b		WordPro\0	Lotus WordPro
779!:mime	application/vnd.lotus-wordpro
7800	string/b		WordPro\r\373	Lotus WordPro
781!:mime	application/vnd.lotus-wordpro
782
783
784# Summary: Script used by InstallScield to uninstall applications
785# Extension: .isu
786# Submitted by: unknown
787# Modified by (1): Abel Cheung <abelcheung@gmail.com> (replace useless entry)
7880		string		\x71\xa8\x00\x00\x01\x02
789>12		string		Stirling\ Technologies,		InstallShield Uninstall Script
790
791# Winamp .avs
792#0	string	Nullsoft\ AVS\ Preset\ \060\056\061\032 A plug in for Winamp ms-windows Freeware media player
7930	string/b	Nullsoft\ AVS\ Preset\ 	Winamp plug in
794
795# Windows Metafile .WMF
7960	string/b	\327\315\306\232	Windows metafile
797!:mime	image/wmf
798!:ext	wmf
7990	string/b	\002\000\011\000	Windows metafile
800!:mime	image/wmf
801!:ext	wmf
8020	string/b	\001\000\011\000	Windows metafile
803!:mime	image/wmf
804!:ext	wmf
805
806#tz3 files whatever that is (MS Works files)
8070	string/b	\003\001\001\004\070\001\000\000	tz3 ms-works file
8080	string/b	\003\002\001\004\070\001\000\000	tz3 ms-works file
8090	string/b	\003\003\001\004\070\001\000\000	tz3 ms-works file
810
811# PGP sig files .sig
812#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
8130 string \211\000\077\003\005\000\063\237\127\065\027\266\151\064\005\045\101\233\021\002 PGP sig
8140 string \211\000\077\003\005\000\063\237\127\066\027\266\151\064\005\045\101\233\021\002 PGP sig
8150 string \211\000\077\003\005\000\063\237\127\067\027\266\151\064\005\045\101\233\021\002 PGP sig
8160 string \211\000\077\003\005\000\063\237\127\070\027\266\151\064\005\045\101\233\021\002 PGP sig
8170 string \211\000\077\003\005\000\063\237\127\071\027\266\151\064\005\045\101\233\021\002 PGP sig
8180 string \211\000\225\003\005\000\062\122\207\304\100\345\042 PGP sig
819
820# windows zips files .dmf
8210	string/b	MDIF\032\000\010\000\000\000\372\046\100\175\001\000\001\036\001\000 MS Windows special zipped file
822
823
824#ico files
8250	string/b	\102\101\050\000\000\000\056\000\000\000\000\000\000\000	Icon for MS Windows
826
827# Windows icons
828# Update: Joerg Jenderek
829# URL: https://en.wikipedia.org/wiki/CUR_(file_format)
830# Note: similar to Windows CURsor. container for BMP (only DIB part) or PNG
8310   belong  0x00000100
832>9  byte    0
833>>0 byte    x
834>>0 use     cur-ico-dir
835>9  ubyte   0xff
836>>0 byte    x
837>>0 use     cur-ico-dir
838#	displays number of icons and information for icon or cursor
8390	name		cur-ico-dir
840# skip some Lotus 1-2-3 worksheets, CYCLE.PIC and keep Windows cursors with
841# 1st data offset = dir header size + n * dir entry size = 6 + n * 10h = ?6h
842>18		ulelong		&0x00000006
843# skip remaining worksheets, because valid only for DIB image (40) or PNG image (\x89PNG)
844>>(18.l)	ulelong		x		MS Windows
845>>>0		ubelong		0x00000100	icon resource
846#!:mime		image/vnd.microsoft.icon
847!:mime		image/x-icon
848!:ext		ico
849>>>>4 		uleshort	x		- %d icon
850# plural s
851>>>>4 		uleshort	>1		\bs
852# 1st icon
853>>>>0x06	use		ico-entry
854# 2nd icon
855>>>>4 		uleshort	>1
856>>>>>0x16	use		ico-entry
857>>>0		ubelong		0x00000200	cursor resource
858#!:mime		image/x-cur
859!:mime		image/x-win-bitmap
860!:ext		cur
861>>>>4 		uleshort	x		- %d icon
862>>>>4 		uleshort	>1		\bs
863# 1st cursor
864>>>>0x06	use		cur-entry
865#>>>>0x16	use		cur-entry
866#	display information of one cursor entry
8670	name		cur-entry
868>0	use		cur-ico-entry
869>4	uleshort	x	\b, hotspot @%dx
870>6	uleshort	x	\b%d
871#	display information of one icon entry
8720	name		ico-entry
873>0			use	cur-ico-entry
874# normally 0 1 but also found 14
875>4	uleshort	>1	\b, %d planes
876# normally 0 1 but also found some 3, 4, some 6, 8, 24, many 32, two 256
877>6	uleshort	>1	\b, %d bits/pixel
878#	display shared information of cursor or icon entry
8790		name		cur-ico-entry
880>0		byte		=0		\b, 256x
881>0		byte		!0		\b, %dx
882>1		byte        	=0		\b256
883>1		byte        	!0		\b%d
884# number of colors in palette
885>2		ubyte		!0		\b, %d colors
886# reserved 0 FFh
887#>3		ubyte        	x		\b, reserved %x
888#>8		ulelong		x		\b, image size %d
889# offset of PNG or DIB image
890#>12		ulelong		x		\b, offset 0x%x
891# PNG header (\x89PNG)
892>(12.l)		ubelong		=0x89504e47
893>>&-4		indirect	x	\b with
894# DIB image
895>(12.l)		ubelong		!0x89504e47
896#>>&-4		use     	dib-image
897
898# Windows non-animated cursors
899# Update: Joerg Jenderek
900# URL: https://en.wikipedia.org/wiki/CUR_(file_format)
901# Note: similar to Windows ICOn. container for BMP ( only DIB part)
902# GRR: line below is too general as it catches also Lotus 1-2-3 files
9030   belong  0x00000200
904>9  byte    0
905>>0 use     cur-ico-dir
906>9  ubyte   0xff
907>>0 use     cur-ico-dir
908
909# .chr files
9100	string/b	PK\010\010BGI	Borland font
911>4	string	>\0	%s
912# then there is a copyright notice
913
914
915# .bgi files
9160	string/b	pk\010\010BGI	Borland device
917>4	string	>\0	%s
918# then there is a copyright notice
919
920
921# Windows Recycle Bin record file (named INFO2)
922# By Abel Cheung (abelcheung AT gmail dot com)
923# Version 4 always has 280 bytes (0x118) per record, version 5 has 800 bytes
924# Since Vista uses another structure, INFO2 structure probably won't change
925# anymore. Detailed analysis in:
926# http://www.cybersecurityinstitute.biz/downloads/INFO2.pdf
9270	lelong		0x00000004
928>12	lelong		0x00000118	Windows Recycle Bin INFO2 file (Win98 or below)
929
9300	lelong		0x00000005
931>12	lelong		0x00000320	Windows Recycle Bin INFO2 file (Win2k - WinXP)
932
933# From Doug Lee via a FreeBSD pr
9349	string		GERBILDOC	First Choice document
9359	string		GERBILDB	First Choice database
9369	string		GERBILCLIP	First Choice database
9370	string		GERBIL		First Choice device file
9389	string		RABBITGRAPH	RabbitGraph file
9390	string		DCU1		Borland Delphi .DCU file
9400	string		=!<spell>	MKS Spell hash list (old format)
9410	string		=!<spell2>	MKS Spell hash list
942# Too simple - MPi
943#0	string		AH		Halo(TM) bitmapped font file
9440	lelong		0x08086b70	TurboC BGI file
9450	lelong		0x08084b50	TurboC Font file
946
947# Debian#712046: The magic below identifies "Delphi compiled form data".
948# An additional source of information is available at:
949# http://www.woodmann.com/fravia/dafix_t1.htm
9500	string		TPF0
951>4	pstring		>\0		Delphi compiled form '%s'
952
953# tests for DBase files moved, updated and merged to database
954
9550	string		PMCC		Windows 3.x .GRP file
9561	string		RDC-meg		MegaDots
957>8	byte		>0x2F		version %c
958>9	byte		>0x2F		\b.%c file
9590	lelong		0x4C
960>4	lelong		0x00021401	Windows shortcut file
961
962# .PIF files added by Joerg Jenderek from http://smsoft.ru/en/pifdoc.htm
963# only for windows versions equal or greater 3.0
9640x171	string	MICROSOFT\ PIFEX\0	Windows Program Information File
965!:mime	application/x-dosexec
966#>2	string	 	>\0		\b, Title:%.30s
967>0x24	string		>\0		\b for %.63s
968>0x65	string		>\0		\b, directory=%.64s
969>0xA5	string		>\0		\b, parameters=%.64s
970#>0x181	leshort	x	\b, offset %x
971#>0x183	leshort	x	\b, offsetdata %x
972#>0x185	leshort	x	\b, section length %x
973>0x187	search/0xB55	WINDOWS\ VMM\ 4.0\0
974>>&0x5e		ubyte	>0
975>>>&-1		string	<PIFMGR.DLL		\b, icon=%s
976#>>>&-1		string	PIFMGR.DLL		\b, icon=%s
977>>>&-1		string	>PIFMGR.DLL		\b, icon=%s
978>>&0xF0		ubyte	>0
979>>>&-1		string	<Terminal		\b, font=%.32s
980#>>>&-1		string	=Terminal		\b, font=%.32s
981>>>&-1		string	>Terminal		\b, font=%.32s
982>>&0x110	ubyte	>0
983>>>&-1		string	<Lucida\ Console	\b, TrueTypeFont=%.32s
984#>>>&-1		string	=Lucida\ Console	\b, TrueTypeFont=%.32s
985>>>&-1		string	>Lucida\ Console	\b, TrueTypeFont=%.32s
986#>0x187	search/0xB55	WINDOWS\ 286\ 3.0\0	\b, Windows 3.X standard mode-style
987#>0x187	search/0xB55	WINDOWS\ 386\ 3.0\0	\b, Windows 3.X enhanced mode-style
988>0x187	search/0xB55	WINDOWS\ NT\ \ 3.1\0	\b, Windows NT-style
989#>0x187	search/0xB55	WINDOWS\ NT\ \ 4.0\0	\b, Windows NT-style
990>0x187	search/0xB55	CONFIG\ \ SYS\ 4.0\0	\b +CONFIG.SYS
991#>>&06		string	x			\b:%s
992>0x187	search/0xB55	AUTOEXECBAT\ 4.0\0	\b +AUTOEXEC.BAT
993#>>&06		string	x			\b:%s
994
995# DOS EPS Binary File Header
996# From: Ed Sznyter <ews@Black.Market.NET>
9970	belong		0xC5D0D3C6	DOS EPS Binary File
998!:mime	image/x-eps
999>4	long		>0		Postscript starts at byte %d
1000>>8	long		>0		length %d
1001>>>12	long		>0		Metafile starts at byte %d
1002>>>>16	long		>0		length %d
1003>>>20	long		>0		TIFF starts at byte %d
1004>>>>24	long		>0		length %d
1005
1006# TNEF magic From "Joomy" <joomy@se-ed.net>
1007# Microsoft Outlook's Transport Neutral Encapsulation Format (TNEF)
10080	lelong		0x223e9f78	TNEF
1009!:mime	application/vnd.ms-tnef
1010
1011# Norton Guide (.NG , .HLP) files added by Joerg Jenderek from source NG2HTML.C
1012# of http://www.davep.org/norton-guides/ng2h-105.tgz
1013# http://en.wikipedia.org/wiki/Norton_Guides
10140	string		NG\0\001
1015# only value 0x100 found at offset 2
1016>2	ulelong		0x00000100	Norton Guide
1017# Title[40]
1018>>8	string		>\0		"%-.40s"
1019#>>6	uleshort	x		\b, MenuCount=%u
1020# szCredits[5][66]
1021>>48	string		>\0		\b, %-.66s
1022>>114	string		>\0		%-.66s
1023
1024# 4DOS help (.HLP) files added by Joerg Jenderek from source TPHELP.PAS
1025# of http://www.4dos.info/
1026# pointer,HelpID[8]=4DHnnnmm
10270	ulelong	0x48443408		4DOS help file
1028>4	string	x			\b, version %-4.4s
1029
1030# old binary Microsoft (.HLP) files added by Joerg Jenderek from http://file-extension.net/seeker/file_extension_hlp
10310	ulequad	0x3a000000024e4c	MS Advisor help file
1032
1033# HtmlHelp files (.chm)
10340	string/b	ITSF\003\000\000\000\x60\000\000\000	MS Windows HtmlHelp Data
1035
1036# GFA-BASIC (Wolfram Kleff)
10372	string/b	GFA-BASIC3	GFA-BASIC 3 data
1038
1039#------------------------------------------------------------------------------
1040# From Stuart Caie <kyzer@4u.net> (developer of cabextract)
1041# Update: Joerg Jenderek
1042# URL: https://en.wikipedia.org/wiki/Cabinet_(file_format)
1043# Reference: https://msdn.microsoft.com/en-us/library/bb267310.aspx
1044# Note: verified by `7z l *.cab`
1045# Microsoft Cabinet files
10460	string/b	MSCF\0\0\0\0	Microsoft Cabinet archive data
1047#
1048# https://support.microsoft.com/en-us/help/973559/frequently-asked-questions-about-the-microsoft-support-diagnostic-tool
1049# CAB with *.{diagcfg,diagpkg} is used by Microsoft Support Diagnostic Tool MSDT.EXE
1050# because some archive does not have *.diag* as 1st or 2nd archive member like
1051# O15CTRRemove.diagcab or AzureStorageAnalyticsLogs_global.DiagCab
1052# brute looking after header for filenames with diagcfg or diagpkg extension in CFFILE section
1053>0x2c	search/980/c	.diag		\b, Diagnostic
1054!:mime	application/vnd.ms-cab-compressed
1055!:ext	diagcab
1056# http://fileformats.archiveteam.org/wiki/PUZ
1057# Microsoft Publisher version about 2003 has a "Pack and Go" feature that
1058# bundles a Publisher document *PNG.pub with all links into a CAB
1059>0x2c	search/300/c	png.pub\0		\b, Publisher Packed and Go
1060!:mime	application/vnd.ms-cab-compressed
1061!:ext	puz
1062# ppz variant with Microsoft PowerPoint Viewer ppview32.exe to play PowerPoint presentation
1063>0x2c	search/17/c	ppview32.exe\0		\b, PowerPoint Viewer Packed and Go
1064!:mime	application/vnd.ms-powerpoint
1065#!:mime	application/mspowerpoint
1066!:ext	ppz
1067# http://www.incredimail.com/
1068# IncrediMail CAB contains an initialisation file "content.ini" like in im2.ims
1069>0x2c	search/3369/c	content.ini\0	\b, IncrediMail
1070!:mime	application/x-incredimail
1071# member Flavor.htm implies IncrediMail ecard like in tell_a_friend.imf
1072>>0x2c	search/83/c	Flavor.htm\0	ecard
1073!:ext	imf
1074# member Macromedia Flash data *.swf implies IncrediMail skin like in im2.ims
1075>>0x2c	search/211/c	.swf\0		skin
1076!:ext	ims
1077# member anim.im3 implies IncrediMail animation like in letter_fold.ima
1078>>0x2c	search/92/c	anim.im3\0	animation
1079!:ext	ima
1080# other IncrediMail cab archive
1081>>0x2c	default		x
1082>>>0x2c	search/116/c	thumb		ecard, image, notifier or skin
1083!:ext	imf/imi/imn/ims
1084# http://file-extension.net/seeker/file_extension_ime
1085>>>0x2c	default		x		emoticons or sound
1086!:ext	ime/imw
1087# no Diagnostic and IncrediMail
1088>0x2c	default		x
1089# look for 1st member name
1090>>(16.l+16)	ubyte	x
1091# https://en.wikipedia.org/wiki/SNP_file_format
1092>>>&-1	string/c 	_accrpt_.snp	\b, Access report snapshot
1093!:mime	application/msaccess
1094!:ext	snp
1095# https://www.cabextract.org.uk/wince_cab_format/
1096# extension of DOS 8+3 name with ".000" of 1st archive member name implies Windows CE installer
1097>>>&7	string 		=.000		\b, WinCE install
1098!:mime	application/vnd.ms-cab-compressed
1099!:ext	cab
1100
1101# http://support.microsoft.com/kb/934307/en-US
1102# All inspected MSU contain a file with name WSUSSCAN.cab
1103# that is called "Windows Update meta data" by Microsoft
1104>>>&-1	string/c 	wsusscan.cab	\b, Microsoft Standalone Update
1105!:mime	application/vnd.ms-cab-compressed
1106!:ext	msu
1107>>>&-1	default		x
1108# look at point charcter of 1st archive member name for file name extension
1109>>>>&-1	search/255 	.
1110# http://www.pptfaq.com/FAQ00164_What_is_a_PPZ_file-.htm
1111# PPZ were created using Pack & Go feature of PowerPoint versions 97 - 2002
1112# packs optional files, a PowerPoint presentation *.ppt with optional PLAYLIST.LST to CAB
1113>>>>>&0	string/c	ppt\0		\b, PowerPoint Packed and Go
1114!:mime	application/vnd.ms-powerpoint
1115#!:mime	application/mspowerpoint
1116!:ext	ppz
1117# https://msdn.microsoft.com/en-us/library/windows/desktop/bb773190(v=vs.85).aspx
1118# first member *.theme implies Windows 7 Theme Pack like in CommunityShowcaseAqua3.themepack
1119# or Windows 8 Desktop Theme Pack like in PanoramicGlaciers.deskthemepack
1120>>>>>&0	string/c	theme		\b, Windows
1121!:mime	application/x-windows-themepack
1122# http://www.drewkeller.com/content/using-theme-both-windows-7-and-windows-8
1123# 1st member Panoramic.theme or Panoramas.theme implies Windows 8-10 Theme Pack
1124# with MTSM=RJSPBS in [MasterThemeSelector] inside *.theme
1125>>>>>>(16.l+16)	string	=Panoram	8
1126!:ext	deskthemepack
1127>>>>>>(16.l+16)	string	!Panoram	7 or 8
1128!:ext	themepack/deskthemepack
1129>>>>>>(16.l+16)	ubyte	x		Theme Pack
1130>>>>>&0	default		x
1131# look for null terminator of 1st member name
1132>>>>>>&0	search/255 	\0
1133# 2nd member name WSUSSCAN.cab like in Microsoft-Windows-MediaFeaturePack-OOB-Package.msu
1134>>>>>>>&16	string/c 	wsusscan.cab	\b, Microsoft Standalone Update
1135!:mime	application/vnd.ms-cab-compressed
1136!:ext	msu
1137>>>>>>>&16	default	x
1138# archive with more then one file need some output in version 5.32 to avoid error message like
1139# Magdir/msdos, 1138: Warning: Current entry does not yet have a description for adding a MIME type
1140# Magdir/msdos, 1139: Warning: Current entry does not yet have a description for adding a EXTENSION type
1141# file: could not find any valid magic files!
1142>>>>>>>>28	uleshort	>1	\b, many
1143!:mime	application/vnd.ms-cab-compressed
1144!:ext	cab
1145# remaining archives with just one file
1146>>>>>>>>28	uleshort	=1
1147# neither extra bytes nor cab chain implies Windows 2000,XP setup files in directory i386
1148>>>>>>>>>30	uleshort	=0x0000	\b, Windows 2000/XP setup
1149# cut of last char of source extension and add underscore to generate extension
1150# TERMCAP._ ... FXSCOUNT.H_ ... L3CODECA.AC_ ... NPDRMV2.ZI_
1151!:mime	application/vnd.ms-cab-compressed
1152!:ext	_/?_/??_
1153# archive need some output like "single" in version 5.32 to avoid error messages
1154>>>>>>>>>30	uleshort	!0x0000	\b, single
1155!:mime	application/vnd.ms-cab-compressed
1156!:ext	cab
1157# TODO: additional extensions like
1158# .xsn	InfoPath Dynamic Form
1159# .xtp	InfoPath Template Part
1160# .lvf	Logitech Video Effects Face Accessory
1161>8	ulelong		x		\b, %u bytes
1162>28	uleshort		1		\b, 1 file
1163>28	uleshort		>1		\b, %u files
1164# Reserved fields, set to zero
1165#>4	belong		!0		\b, reserved1 %x
1166#>12	belong		!0		\b, reserved2 %x
1167# offset of the first CFFILE entry coffFiles: minimal 2Ch
1168>16	ulelong		x		\b, at 0x%x
1169>(16.l)	use		cab-file
1170# at least also 2nd member
1171>28	uleshort		>1
1172>>(16.l+16)	ubyte	x
1173>>>&0	search/255 	\0
1174# second member info
1175>>>>&0	use		cab-file
1176#>20	belong		!0		\b, reserved %x
1177# Cabinet file format version. Currently, versionMajor = 1 and versionMinor = 3
1178>24	ubeshort	!0x0301		\b version 0x%x
1179# number of CFFOLDER entries
1180>26	uleshort	>1		\b, %u cffolders
1181# cabinet file option indicators 1~PREVIOUS, 2~NEXT, 4~reserved fields
1182# only found for flags 0 1 2 3 4 not 7
1183>30	uleshort	>0		\b, flags 0x%x
1184# Cabinet files have a 16-bit cabinet setID field that is designed for application use.
1185# default is zero, however, the -i option of cabarc can be used to set this field
1186>32	uleshort	>0		\b, ID %u
1187# iCabinet is number of this cabinet file in a set, where 0 for the first cabinet
1188#>34	uleshort	x		\b, iCabinet %u
1189# add one for display because humans start numbering by 1 and also fit to name of disk szDisk*
1190>34	uleshort+1	x		\b, number %u
1191>30	uleshort	&0x0004		\b, extra bytes
1192# cbCFHeader optional size of per-cabinet reserved area 14h 1800h
1193>>36	uleshort	>0		%u in head
1194# cbCFFolder is optional size of per-folder reserved area
1195>>38	ubyte		>0		%u in folder
1196# cbCFData is optional size of per-datablock reserved area
1197>>39	ubyte		>0		%u in data block
1198# optional per-cabinet reserved area abReserve[cbCFHeader]
1199>>36	uleshort	>0
1200# 1st CFFOLDER after reserved area in header
1201>>>(36.s+40)	use			cab-folder
1202# no reserved area in header
1203>30	uleshort	^0x0004
1204# no previous and next cab archive
1205>>30	uleshort		=0x0000
1206>>>36	use				cab-folder
1207# only previous cab archive
1208>>30	uleshort		=0x0001	\b, previous
1209>>>36	use				cab-anchor
1210# only next cab archive
1211>>30	uleshort		=0x0002	\b, next
1212>>>36	use				cab-anchor
1213# previous+next cab archive
1214# can not use sub routine cab-anchor to display previous and next cabinet together
1215#>>>36	use				cab-anchor
1216#>>>>&0	use				cab-anchor
1217>>30	uleshort		=0x0003	\b, previous
1218>>>36	string		x		%s
1219# optional name of previous disk szDisk*
1220>>>>&1	string		x		disk %s
1221>>>>>&1	string		x		\b, next %s
1222# optional name of previous disk szDisk*
1223>>>>>>&1	string		x	disk %s
1224>>>>>>>&1	use			cab-folder
1225#	display filename and disk name of previous or next cabinet
12260       name    			cab-anchor
1227# optional name of previous/next cabinet file szCabinet*[255]
1228>&0	string		x		%s
1229# optional name of previous/next disk szDisk*[255]
1230>>&1	string		x		disk %s
1231#	display folder structure CFFOLDER information like compression of cabinet
12320       name    			cab-folder
1233# offset of the CFDATA block in this folder
1234#>0	ulelong		x		\b, coffCabStart 0x%x
1235# number of CFDATA blocks in folder
1236>4	uleshort	x		\b, %u datablock
1237# plural s
1238>4	uleshort	>1		\bs
1239# compression typeCompress: 0~None 1~MSZIP 0x1503~LZX:21 0x1003~LZX:16 0x0f03~LZX:15
1240>6	uleshort	x		\b, 0x%x compression
1241# optional per-folder reserved area
1242#>8	ubequad		x		\b, abReserve 0x%llx
1243#	display member structure CFFILE information like member name of cabinet
12440       name    			cab-file
1245# cbFile is uncompressed size of file in bytes
1246#>0	ulelong		x		\b, cbFile %u
1247# uoffFolderStart is uncompressed offset of file in folder
1248#>4	ulelong		>0		\b, uoffFolderStart 0x%x
1249# iFolder is index into the CFFOLDER area. 0 indicates first folder in cabinet
1250# define ifoldCONTINUED_FROM_PREV      (0xFFFD)
1251# define ifoldCONTINUED_TO_NEXT        (0xFFFE)
1252# define ifoldCONTINUED_PREV_AND_NEXT  (0xFFFF)
1253>8	uleshort	>0		\b, iFolder 0x%x
1254# date stamp for file
1255#>10	uleshort	x		\b, date 0x%x
1256# time stamp for file
1257#>12	uleshort	x		\b, time 0x%x
1258# attribs is attribute flags for file
1259# define  _A_RDONLY       (0x01)  file is read-only
1260# define  _A_HIDDEN       (0x02)  file is hidden
1261# define  _A_SYSTEM       (0x04)  file is a system file
1262# define  _A_ARCH         (0x20)  file modified since last backup
1263# example http://sebastien.kirche.free.fr/pebuilder_plugins/depends.cab
1264# define  _A_EXEC         (0x40)  run after extraction
1265# define  _A_NAME_IS_UTF  (0x80)  szName[] contains UTF
1266# define  UNKNOWN       (0x0100)  undocumented or accident
1267#>14	uleshort	x		\b, attribs 0x%x
1268>14	uleshort	>0		+
1269>>14	uleshort	&0x0001		\bR
1270>>14	uleshort	&0x0002		\bH
1271>>14	uleshort	&0x0004		\bS
1272>>14	uleshort	&0x0020		\bA
1273>>14	uleshort	&0x0040		\bX
1274>>14	uleshort	&0x0080		\bUtf
1275# unknown 0x0100 flag found on one XP_CD:\I386\DRIVER.CAB
1276>>14	uleshort	&0x0100		\b?
1277# szName is name of archive member
1278>16	string		x		"%s"
1279# next archive member name if more files
1280#>>&17	string		>\0		\b, NEXT NAME %-.50s
1281
1282# InstallShield Cabinet files
12830	string/b	ISc(		InstallShield Cabinet archive data
1284>5	byte&0xf0	=0x60		version 6,
1285>5	byte&0xf0	!0x60		version 4/5,
1286>(12.l+40)	lelong	x		%u files
1287
1288# Windows CE package files
12890	string/b	MSCE\0\0\0\0	Microsoft WinCE install header
1290>20	lelong		0		\b, architecture-independent
1291>20	lelong		103		\b, Hitachi SH3
1292>20	lelong		104		\b, Hitachi SH4
1293>20	lelong		0xA11		\b, StrongARM
1294>20	lelong		4000		\b, MIPS R4000
1295>20	lelong		10003		\b, Hitachi SH3
1296>20	lelong		10004		\b, Hitachi SH3E
1297>20	lelong		10005		\b, Hitachi SH4
1298>20	lelong		70001		\b, ARM 7TDMI
1299>52	leshort		1		\b, 1 file
1300>52	leshort		>1		\b, %u files
1301>56	leshort		1		\b, 1 registry entry
1302>56	leshort		>1		\b, %u registry entries
1303
1304
1305# Windows Enhanced Metafile (EMF)
1306# See msdn.microsoft.com/archive/en-us/dnargdi/html/msdn_enhmeta.asp
1307# for further information.
13080	ulelong 1
1309>40	string	\ EMF		Windows Enhanced Metafile (EMF) image data
1310>>44	ulelong x		version 0x%x
1311
1312
13130	string/b	\224\246\056		Microsoft Word Document
1314!:mime	application/msword
1315
1316512	string	R\0o\0o\0t\0\ \0E\0n\0t\0r\0y	Microsoft Word Document
1317!:mime	application/msword
1318
1319# From: "Nelson A. de Oliveira" <naoliv@gmail.com>
1320# Magic type for Dell's BIOS .hdr files
1321# Dell's .hdr
13220	string/b $RBU
1323>23	string Dell			%s system BIOS
1324>5	byte   2
1325>>48	byte   x			version %d.
1326>>49	byte   x			\b%d.
1327>>50	byte   x			\b%d
1328>5	byte   <2
1329>>48	string x			version %.3s
1330
1331# Type: Microsoft Document Imaging Format (.mdi)
1332# URL:	http://en.wikipedia.org/wiki/Microsoft_Document_Imaging_Format
1333# From: Daniele Sempione <scrows@oziosi.org>
1334# Too weak (EP)
1335#0	short	0x5045			Microsoft Document Imaging Format
1336
1337# MS eBook format (.lit)
13380	string/b	ITOLITLS		Microsoft Reader eBook Data
1339>8	lelong	x			\b, version %u
1340!:mime					application/x-ms-reader
1341
1342# Windows CE Binary Image Data Format
1343# From: Dr. Jesus <j@hug.gs>
13440	string/b	B000FF\n	Windows Embedded CE binary image
1345
1346# Windows Imaging (WIM) Image
13470	string/b	MSWIM\000\000\000	Windows imaging (WIM) image
13480	string/b	WLPWM\000\000\000	Windows imaging (WIM) image, wimlib pipable format
1349
1350# The second byte of these signatures is a file version; I don't know what,
1351# if anything, produced files with version numbers 0-2.
1352# From: John Elliott <johne@seasip.demon.co.uk>
13530	string	\xfc\x03\x00	Mallard BASIC program data (v1.11)
13540	string	\xfc\x04\x00	Mallard BASIC program data (v1.29+)
13550	string	\xfc\x03\x01	Mallard BASIC protected program data (v1.11)
13560	string	\xfc\x04\x01	Mallard BASIC protected program data (v1.29+)
1357
13580	string	MIOPEN		Mallard BASIC Jetsam data
13590	string	Jetsam0		Mallard BASIC Jetsam index data
1360
1361# DOS backup 2.0 to 3.2
1362
1363# backupid.@@@
1364
1365# plausibility check for date
13660x3	ushort	>1979
1367>0x5	ubyte-1 <31
1368>>0x6	ubyte-1 <12
1369# actually 121 nul bytes
1370>>>0x7	string	\0\0\0\0\0\0\0\0
1371>>>>0x1 ubyte	x	DOS 2.0 backup id file, sequence %d
1372!:ext @@@
1373>>>>0x0 ubyte	0xff	\b, last disk
1374
1375# backed up file
1376
1377# skip some AppleWorks word like Tomahawk.Awp, WIN98SE-DE.vhd
1378# by looking for trailing nul of maximal file name string
13790x52	ubyte	0
1380# test for flag byte: FFh~complete file, 00h~split file
1381# FFh -127 =	-1 -127 =	-128
1382# 00h -127 =	 0 -127 =	-127
1383>0	byte-127	<-126
1384# plausibility check for file name length
1385>>0x53	ubyte-1	<78
1386# looking for terminating nul of file name string
1387>>>(0x53.b+4)	ubyte	0
1388# looking if last char of string is valid DOS file name
1389>>>>(0x53.b+3)	ubyte	>0x1F
1390# actually 44 nul bytes
1391# but sometimes garbage according to Ralf Quint. So can not be used as test
1392#>0x54	string	\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0
1393# first char of full file name is DOS (5Ch) or UNIX (2Fh) path separator
1394# only DOS variant found. UNIX variant according to V32SLASH.TXT in archive PD0315.EXE
1395>>>>>5	ubyte&0x8C	0x0C
1396# ./msdos (version 5.30) labeled the entry as
1397# "DOS 2.0 backed up file %s, split file, sequence %d" or
1398# "DOS 2.0 backed up file %s, complete file"
1399>>>>>>0	ubyte	x	DOS 2.0-3.2 backed up
1400#>>>>>>0	ubyte	0xff	complete
1401>>>>>>0	ubyte	0
1402>>>>>>>1 uleshort	x	sequence %d of
1403# full file name with path but without drive letter and colon stored from 0x05 til 0x52
1404>>>>>>0x5	string	x	file %s
1405# backup name is original filename
1406#!:ext	*
1407# magic/Magdir/msdos, 1169: Warning: EXTENSION type `     *' has bad char '*'
1408# file: line 1169: Bad magic entry '  *'
1409# after header original file content
1410>>>>>>128	indirect x	\b;
1411
1412
1413# DOS backup 3.3 to 5.x
1414
1415# CONTROL.nnn files
14160	string	\x8bBACKUP\x20
1417# actually 128 nul bytes
1418>0xa	string	\0\0\0\0\0\0\0\0
1419>>0x9	ubyte	x	DOS 3.3 backup control file, sequence %d
1420>>0x8a	ubyte	0xff	\b, last disk
1421
1422# NB: The BACKUP.nnn files consist of the files backed up,
1423# concatenated.
1424