xref: /freebsd/contrib/file/magic/Magdir/msvc (revision ae316d1d1cffd71ab7751f94e10118777a88e027)

#------------------------------------------------------------------------------
# $File: msvc,v 1.12 2024/03/31 15:08:13 christos Exp $
# msvc:  file(1) magic for msvc
# "H. Nanosecond" <aldomel@ix.netcom.com>
# Microsoft visual C
#
# I have version 1.0

# .aps
0	string	HWB\000\377\001\000\000\000	Microsoft Visual C .APS file

# .ide
#too long 0	string	\102\157\162\154\141\156\144\040\103\053\053\040\120\162\157\152\145\143\164\040\106\151\154\145\012\000\032\000\002\000\262\000\272\276\372\316	MSVC .ide
0	string	\102\157\162\154\141\156\144\040\103\053\053\040\120\162\157	MSVC .ide

# .res
# https://learn.microsoft.com/en-us/windows/win32/menurc/resource-file-formats
# https://learn.microsoft.com/en-us/windows/win32/menurc/resourceheader
# A binary resource file consists of a number of concatenated resource entries.
# Each entry consists of a resource header and the data for that resource.
# Resource file starts with an empty resource entry with 32-byte long header in
# which is stored ordinal type 0 and ordinal name 0.
0	string	\000\000\000\000\040\000\000\000\377\377\000\000\377\377\000\000	Microsoft Visual C binary resource file
!:ext	res

#.lib
# URL: 		https://en.wikipedia.org/wiki/Microsoft_Visual_C%2B%2B
#		http://fileformats.archiveteam.org/wiki/Microsoft_Library
#		http://fileformats.archiveteam.org/wiki/OMF
# Reference:	http://mark0.net/download/triddefs_xml.7z/defs/l/lib-msvc.trid.xml
#		https://pierrelib.pagesperso-orange.fr/exec_formats/OMF_v1.1.pdf
# Update:	Joerg Jenderek
#0	string	\360\015\000\000	Microsoft Visual C library
#0	string	\360\075\000\000	Microsoft Visual C library
#0	string	\360\175\000\000	Microsoft Visual C library
# test for RecordType~LibraryHeaderRecord=0xF0 + RecordLength=???Dh + dictionary offset is multiple of 0x200
0	ubelong&0xFF0f80ff	=0xF00d0000
# Microsoft Visual C library (strength=70) before MIDI SysEx messages (strength=50) handled by ./sysex
#!:strength +0
# test for valid 2nd RecordType~Translator Header Record=THEADR=80h or LHEADR=82h
>(1.s+3)	ubyte&0xFD	=0x80
>>0		use		omf-lib
#	display information about Microsoft Visual C/OMF library
0	name			omf-lib
# RecordType~LibraryHeaderRecord=0xF0
#>0	byte			0xF0		Microsoft Visual C library
# the above description was used in file version 5.41
>0	byte			0xF0		Microsoft Visual C/OMF library
#>0	byte			0xF0		relocatable Object Module Format (OMF) libray
#!:mime	application/octet-stream
!:mime	application/x-omf-lib
!:ext	lib
# 1st record data length like 13=0Dh 29=1Dh 61=3Dh 125=7Dh 509=01FDh ... 32765=7FFDh
#>1	uleshort		x		\b, 1st record data length %u
#>1	uleshort		x		\b, 1st record data length %#x
# 2**4=16 <= RecordLength+3 = PageSize = 2**n {16 32 512 no examples 64 128 256 1024 2048 ...32768} <= 2**15=32768
>1	uleshort+3		x		\b, page size %u
# dictionary offset like: 400h 600h a00h c00h 1200h 1800h 2400h 5600h 12800h 19200h 28a00h
>3		ulelong		x		\b, at %#x dictionary
# dictionary block a 512 bytes; the first 37 bytes correspond to the 37 buckets
#>(3.l)	ubequad			x		(%#16.16llx...)
# dictionary size; length in 512-byte blocks; a prime number? like:
# 1 2 3 4 5 6 7 9 11 13 15 16 18 21 22 23 24 25 31 50 53 89 101 117 277
>7		uleshort	x		with %u block
# plurals s
>7		uleshort	>1		\bs
# If dictionary byte 38 (FFLAG) has the value 255, there is no space left
>(3.l+37)	ubyte		<0xFF		(FFLAG=%#x)
>(3.l+37)	ubyte		=0xFF		(FFLAG=full)
# dictionary entry; length byte of following symbol, the following text bytes of symbol, two bytes specifies the page number
# like: dbfntx1! DBFNTX.LIB zlibCompileFlags_ ZLIB.LIB atoi! mwlibc.lib
>(3.l+38)	pstring		x		1st entry %s
# like: 1 33 41 47 458 8783
>>&0		uleshort	x		in page %u
# library flags; 0 or 1, but WHAT IS 0x4d in MOUSE.LIB ?
>9	ubyte			>1		\b, flags %#x
>9	ubyte			=1		case sensitive
# In the library after header comes first object module with a Library Module Header Record (LHEADR=82h)
# but in examples Translator Header Record (THEADR=80h) which is handled identically
>(1.s+3)	ubyte		x		\b, 2nd record
>(1.s+3)	ubyte		!0x80		(type %#x)
#>(1.s+4)	uleshort	x		\b, 2nd record data length %u
# Module name often source name like "dos\crt0.asm" in mlibce.lib or "QB4UTIL.ASM" in QB4UTIL.LIB
# or "C:\Documents and Settings\Allan Campbell\My Documents\FDOSBoot\zlib\zutil.c" in ZLIB.LIB
# or title like "87INIT" in FP87.LIB or "ACOSASIN" in MATHC.LIB or "Copyright" in calc-bcc.lib
>(1.s+6)	pstring		x		"%s"
# 2nd record checksum
#>>&0		ubyte		x		checksum %#x
# 3rd RecordType: 96h~LNAMES 88h~COMENT
>>&1		ubyte		x		\b, 3rd record
>>&1		ubyte		!0x88
>>>&-1		ubyte		!0x96
# 3rd unusual record type
>>>>&-1		ubyte		x		(type %#x)
# 3rd record is a List of Names Record (LNAMES=96h)
>>&1		ubyte		=0x96		LNAMES
# LNAMES record length like: 2 15 19
#>>>&0			uleshort	x	\b, LNAMES record length %u
>>>&0			uleshort	>2
# 1st LNAME string length; null is valid; maximal 255
#>>>>&0			ubyte		x	1st LNAME length %u
>>>>&0			ubyte		=0
# 2nd LNAME length like: 4 7 8 17 31
#>>>>>&0			ubyte		x	2nd LNAME length %u
# name used for segment, class, group, overlay, etc like:
# CODE (mwlibc.lib) _TEXT32 (JMPPM32.LIB) _OVLCODE (WOVL.LIB)
>>>>>&0			pstring		x	%s
# 3rd LNAME length like: 4 5
#>>>>>>&0		ubyte		x	3rd LNAME length %u
# like: DATA (mwlibc.lib) CODE (JMPPM32.LIB) _TEXT (EMU87.LIB)
>>>>>>&0		pstring		x	%s
# maybe 4th LNAME length like: 4 6
>>>>>>>&0		ubyte		<44
# like: DATA (DEBUG.LIB) DGROUP (mwlibc.lib MOUSE.LIB)
>>>>>>>>&-1		pstring		x	%s
# 3rd record is a COMMENT (Including all comment class extensions)
>>&1		ubyte		=0x88		COMMENT
# comment record length like: 3 FLIB7M.LIB 1Bh 1Eh 23h 27h 2Bh 30h freetype-bcc.lib
#>>>&0		uleshort	x		\b, record length %#x
# real comment length = record length - 1 (comment type) - 1 (comment Class) - 1 (checksum) -1 (char count)
# like: 2 LIBFL.LIB 4 "UUID" 5 "dscap" 6 "int386" 7 "qb4util" 8 "AMSGEXIT" 16 REXX.LIB 20 27 35 44 freetype-bcc.lib
#>>>>&-2		uleshort-4	>0		\b, comment length %u
# check that record contain at least comment type (1 byte), comment class (1 byte), checksum (1 byte)
# probably always true
>>>&0		uleshort	>2
# comment type: 80h~NP~no purge bit 40h~NL~no list bit
#>>>>&0		ubyte		!0		Type %#x
>>>>&0		ubyte		&0x80		Preserved
# no example
>>>>&0		ubyte		&0x40		NoList
# comment class like: 0~Translator A0~OMF extensions A3~LIBMOD A1~New OMF extensions AA~UNKNOWN
>>>>&1		ubyte		x		class=%#x
# check that comment record contains at least real content
>>>>&-2		uleshort	>3
# Translator comment record (0); it may name the source language or translator
>>>>>&1		ubyte		=0		Translator
#>>>>>>&0		ubyte	x		Translator length %u
# like: "TC86 Borland Turbo C 2.01 " (GEMS.LIB) "TC86 Borland Turbo C++ 3.00" (CATDB.LIB)
>>>>>>&0		pstring	x		"%s"
# OMF extensions comment record (A0); first byte of commentary string identifies subtype
>>>>>&1		ubyte		=0xA0		OMF extensions
# A0 subtype like: 1~IMPDEF
>>>>>>&0		ubyte	!1		subtype %#x
# Import Definition Record (Comment Class A0, Subtype 01~IMPDEF)
>>>>>>&0		ubyte	1		IMPDEF
# ordinal flag; determines form of Entry Ident field. If nonzero (seems to be 1) Entry is ordinal
>>>>>>>&0		ubyte	!0		ordinal
# like: IMPORT.LIB DOSCALLS.LIB mlibw.lib mwinlibc.lib REXX.LIB
>>>>>>>>&-1		ubyte	>1		%u
# Internal Name in count, char string format; module name for the imported symbol
# like: 7 "REXXSAA" 9 11 13 14 15 16 20 21 26 "_Z10_clip_linePdS_S_S_dddd"
#>>>>>>>&1		ubyte	x		internal name length %u
# internal module name like: _DllGetVersion DllGetVersion BezierTerminationTest Copyright
>>>>>>>&1		pstring	x		%s
# module name in count, char string format; DLL name that supplies a matching export symbol
# like: jpeg62.dll (jpeg-bcc.lib) unrar3.dll (unrar-bcc.lib) REXX (REXX.LIB)
>>>>>>>>&0		pstring	x		exported by %s
# Entry Ident; 16-bit if ordinal flag != 0 or imported name in count, char string format if ordinal flag = 0
# like: \0 (calc-bcc.lib) DllGetVersion (libtiff-bcc.lib) UTF8ToHtml (libxml2-bcc.lib) xslAddCall (libxslt-bcc.lib)
#>>>>>>>>>&0		pstring	>\0		entry ident %s
# "New OMF" extensions comment (A1); indicate version of symbolic debug information
# like: LIBFL.LIB
>>>>>&1		ubyte		=0xA1		New OMF extensions
# symbolic debug information version n
>>>>>>&0		ubyte	x		n=%u
# symbolic debug information style like: HL~IBM PM Debugger style (LIBFL.LIB) DX~AIX style CV~Microsoft symbol and type style
>>>>>>>&0		string	HL		IBM style
>>>>>>>&0		string	DX		AIX style
>>>>>>>&0		string	CV		Microsoft style
# LIBMOD comment record (A3) used only by the librarian
# Microsoft extension added for LIB version 3.07 in macro assembler (MASM 5.0)
>>>>>&1		ubyte		=0xA3		LIBMOD
# The A3 LIBMOD record contains only the ASCII string of the module name in count char format
#>>>>>>&0		ubyte	x		LIBMOD length %u
# LIBMOD comment record module name without path and extension like:
# qb4util (QB4UTIL.LIB) affaldiv (libh.lib) crt0 (slibc.lib) clipper (DDDRAWS.LIB) dinpdev (DINPUTS.LIB) UUID (UUID.LIB)
>>>>>>&0		pstring	x		%s
# GRR: WHAT iS THAT? AA foo comment record
#>>>>>&1		ubyte		=0xAA		AA-comment
# like: OS220
#>>>>>>&0		string	x		what=%-5.5s
#

#.pch
0	string	DTJPCH0\000\022\103\006\200	Microsoft Visual C .pch

# Summary: Symbol Table / Debug info used by Microsoft compilers
# URL: https://en.wikipedia.org/wiki/Program_database
# Reference: https://code.google.com/p/pdbparser/wiki/MSF_Format
# Update: Joerg Jenderek
# Note:	test only for Windows XP+SP3 x86 , 8.1 x64 arm and 10.1 x86
#	info does only applies partly for older files like msvbvm50.pdb about year 2001
0	string	Microsoft\ C/C++\040
# "Microsoft Program DataBase" by TrID
>24	search/14	\r\n\x1A	MSVC program database
!:mime	application/x-ms-pdb
!:ext	pdb
# "MSF 7.00" "program database 2.00" for msvbvm50.pdb
>>16	regex	\([0-9.]+\)	ver %s
#>>>0x38	search/128123456	/LinkInfo	\b with linkinfo
# "MSF 7.00" variant
>>0x1e	leshort	0
# PageSize 400h 1000h
>>>0x20	lelong	x	\b, %d
# Page Count
>>>0x28	lelong	x	\b*%d bytes
# "program database 2.00"  variant
>>0x1e	leshort	!0
# PageSize 400h
>>>0x2c	lelong	x	\b, %d
# Page Count for msoo-dll.pdb 4379h
>>>0x32	leshort	x	\b*%d bytes

# Reference: https://github.com/Microsoft/vstest/pull/856/commits/fdc7a9f074ca5a8dfeec83b1be9162bf0cf4000d
0       string/c bsjb\001\000\001\000\000\000\000\000\f\000\000\000pdb\ v1.0     Microsoft Roslyn C# debugging symbols version 1.0

#.sbr
0	string	\000\002\000\007\000	MSVC .sbr
>5	string 	>\0	%s

#.bsc
0	string	\002\000\002\001	MSVC .bsc

#.wsp
0	string	1.00\ .0000.0000\000\003	MSVC .wsp version 1.0000.0000
# these seem to start with the version and contain menus