file_ex/magic/Magdir/msvc
2023-08-08 12:16:24 +01:00

222 lines
9.9 KiB
Text

#------------------------------------------------------------------------------
# $File: msvc,v 1.11 2022/01/17 17:17:30 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
0 string \000\000\000\000\040\000\000\000\377 MSVC .res
0 string \377\003\000\377\001\000\020\020\350 MSVC .res
0 string \377\003\000\377\001\000\060\020\350 MSVC .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