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+
+#------------------------------------------------------------------------------
+# $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