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#------------------------------------------------------------------------------
# $File: maple,v 1.10 2021/08/30 13:31:25 christos Exp $
# maple: file(1) magic for maple files
# "H. Nanosecond" <aldomel@ix.netcom.com>
# Maple V release 4, a multi-purpose math program
#
# maple library .lib
# URL: https://en.wikipedia.org/wiki/Maple_(software)
# Reference: http://mark0.net/download/triddefs_xml.7z/defs/l/lib-maple-v-r4.trid.xml
# Update: Joerg Jenderek
0 string \000MVR4\nI Maple Vr4 library
#!:mime application/octet-stream
!:mime application/x-maple-lib
!:ext lib
# URL: https://en.wikipedia.org/wiki/Maple_(software)
# Reference: http://mark0.net/download/triddefs_xml.7z/defs/l/lib-maple-v-r5.trid.xml
# From: Joerg Jenderek
0 string \000MVR5\n Maple Vr5 library
#!:mime application/octet-stream
!:mime application/x-maple-lib
!:ext lib
# From: Joerg Jenderek
0x400 string M7R0\nI Maple Vr7 library
#!:mime application/octet-stream
!:mime application/x-maple-lib
!:ext lib
# null terminated library name like: C:\Maple12/Cliffordlib\maple.lib ../Maplets/Tutors.lib
>5 string x %s
# probably library name padding with nil or points (0x2E)
#>0xF8 uquad x \b, PADDING 0x%16.16llx
# null terminated strings like: Exterior Clifford FunctionArithmetics
# like: 1 20 40
>0x115 ulelong x \b, %u string
# plural s
>0x115 ulelong >1 \bs
>0x119 string x 1st '%s'
# probably second name section padding with nil or points (0x2E)
#>0x3F0 uquad x \b, 2nd PADDING 0x%16.16llx
# line feed separated ASCII string with maximal 79 length
#>0x407 string x \b, section "%s"
>0x454 ubyte !0x0a \b, at 0x454 0x%x
# .ind
# no magic for these :-(
# they are compiled indexes for maple files
# .hdb
# Update: Joerg Jenderek
# URL: https://www.maplesoft.com/support/help/maple/view.aspx?path=Formats/HDB
# Reference: http://mark0.net/download/triddefs_xml.7z/defs/h/hdb-maple.trid.xml
# Note: This format was replaced in Maple 18 by the Maple Help format (*.help)
0 string \000\004\000\000
# skip xBASE Compound Index file *.CDX by looking for version
>1028 string version Maple help database
# length of string version
#>>1024 ulelong !7 \b, at 0x400 unexpected %u
#!:mime application/octet-stream
!:mime application/x-maple-hdb
!:ext hdb
>1028 default x
# skip more xBASE Compound Index file *.CDX by looking for keyword Maple
# like hsum.hdb
>>4 search/0xCC41 Maple Maple help database
!:mime application/x-maple-hdb
!:ext hdb
# .mhp
# this has the form <PACKAGE=name>
0 string \<PACKAGE= Maple help file
0 string \<HELP\ NAME= Maple help file
0 string \n\<HELP\ NAME= Maple help file with extra carriage return at start (yuck)
#0 string #\ Newton Maple help file, old style
0 string #\ daub Maple help file, old style
#0 string #=========== Maple help file, old style
# .mws
0 string \000\000\001\044\000\221 Maple worksheet
#this is anomalous
0 string WriteNow\000\002\000\001\000\000\000\000\100\000\000\000\000\000 Maple worksheet, but weird
# this has the form {VERSION 2 3 "IBM INTEL NT" "2.3" }\n
# that is {VERSION major_version miunor_version computer_type version_string}
0 string {VERSION\ Maple worksheet
>9 string >\0 version %.1s.
>>11 string >\0 %.1s
# .mps
0 string \0\0\001$ Maple something
# from byte 4 it is either 'nul E' or 'soh R'
# I think 'nul E' means a file that was saved as a different name
# a sort of revision marking
# 'soh R' means new
>4 string \000\105 An old revision
>4 string \001\122 The latest save
# .mpl
# some of these are the same as .mps above
#0000000 000 000 001 044 000 105 same as .mps
#0000000 000 000 001 044 001 122 same as .mps
0 string #\n##\ <SHAREFILE= Maple something
0 string \n#\n##\ <SHAREFILE= Maple something
0 string ##\ <SHAREFILE= Maple something
0 string #\r##\ <SHAREFILE= Maple something
0 string \r#\r##\ <SHAREFILE= Maple something
0 string #\ \r##\ <DESCRIBE> Maple something anomalous.
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