magic/Magdir/misctools - master - githubmirror/file

magic/Magdir/misctools
139 строк6 KB
Christos Zoulas
Add vCalendar (.vcs) and iCalendar (.ics) magic (Joerg Jenderek)
03 фев 2023, 23:43
03 фев 2023, 23:437c5d465

#-----------------------------------------------------------------------------
# $File: misctools,v 1.21 2023/02/03 20:43:48 christos Exp $
# misctools:  file(1) magic for miscellaneous UNIX tools.
#
0	search/1	%%!!			X-Post-It-Note text
# URL:		http://fileformats.archiveteam.org/wiki/ICalendar
#		https://en.wikipedia.org/wiki/ICalendar
# Update:	Joerg Jenderek
# Reference:	https://www.rfc-editor.org/rfc/rfc5545
#		http://mark0.net/download/triddefs_xml.7z/defs/v/vcs.trid.xml
# Note:		called "iCalendar - vCalendar" by TrID
0	string/c			BEGIN:vcalendar
# skip DROID fmt-387-signature-id-572.vcs fmt-388-signature-id-573.ics
# with invalid separator 0x0 or 0xAB instead of CarriageReturn (0x0D) or LineFeed (0x0A)
>15	ubyte&0xF8			=0x08
# look for VERSION keyword often on second line but sometimes later as in holidays_NRW_2014.ics
>>0	search/188			VERSION
# after VERSION keword :1.0 or often :2.0 but sometimes also ;VALUE=TEXT:2.0 like in Jewish religious Juish.ics
# http://www.webcal.guru/de-DE/kalender_herunterladen?calendar_instance_id=217
# \n\040:2.0 like in import-real-world-2004-11-19.ics found at
# https://ftp.gnu.org/gnu/emacs/emacs-28.1.tar.xz
# emacs-28.1/test/lisp/calendar/icalendar-resources/import-real-world-2004-11-19.ics
#>>>&0		string			x		AFTER_VERSION=%.15s
# Note:		called "Internet Calendar and Scheduling format" by DROID via PUID fmt/388
# skip optional verparam=;other-param like ;VALUE=TEXT and look for version 2.0 that implies iCalendar variant
>>>&0		search/81		:2.0		iCalendar calendar
# look for Free/Busy component
>>>>15			search/278	:VFREEBUSY	file, with Free/Busy component
!:mime							text/calendar
!:apple							????iFBf
# no real examples found but only example on Wikipedia page
!:ext							ifb
# iCalendar calendar without Free/Busy component
>>>>15			default		x
# look for ALARM component
>>>>>15				search/154 	:VALARM	file, with ALARM component
!:mime							text/calendar
!:apple							????iCal
# found on macOS beneath /Users/$USER/Library/Calendars/ as EventAllDayAlarms.icsalarm or EventTimedAlarms.icsalarm
# no isc examples found
!:ext							icsalarm/ics
# iCalendar calendar without Free/Busy component and ALARM component
>>>>>15				default		x	file
!:mime							text/calendar
!:apple							????iCal
# no examples found with .ical .icalender suffix
!:ext							ics
# if no VERSION 2.0 is found then assume it is VERSION 1.0, that is older vCalendar
# URL:		http://fileformats.archiveteam.org/wiki/VCalendar
# Note:		called "VCalendar format" by DROID via fmt/387
>>>&0		default			x		vCalendar calendar file
# deprecated
!:mime							text/x-vcalendar
!:ext							vcs
# GRR: without VERSION keyword violates specification but accepted by Thunderbird like
# https://ftp.gnu.org/gnu/emacs/emacs-28.1.tar.xz
# emacs-28.1/test/lisp/calendar/icalendar-resources/import-with-timezone.ics
>>0	default				x		vCalendar calendar file, without VERSION
!:mime							text/x-vcalendar
#!:mime							text/calendar
# no vcs example found
!:ext							ics/vcs
# GRR: According to newest specification CarriageReturn (0xD) and LineFeed (0xA) should be used as separator but others accepted by Thunderbird
# like CRLF,LF in Sport Today.vcs created by calendar plugin of TV-Browser https://enwiki.tvbrowser.org/index.php/Calendar_Export
# or LF like https://www.schulferien.org/media/ical/deutschland/ferien_nordrhein-westfalen_2023.ics?k=foo
>>15	ubeshort			!0x0D0A		\b, without CRLF

# updated by Joerg Jenderek at Apr 2015, May 2021
# https://en.wikipedia.org/wiki/VCard
# URL: 	http://fileformats.archiveteam.org/wiki/VCard
# https://datatracker.ietf.org/doc/html/rfc6350
# the value is case-insensitive
0	string/c	begin:vcard
# skip DROID fmt-395-signature-id-634.vcf
>13	string		!VERSION:END		vCard visiting card
# deprecated
#!:mime	text/x-vcard
!:mime	text/vcard
!:apple	????vCrd
!:ext	vcf/vcard
# VERSION must come right after BEGIN for 3.0 or 4.0 except in 2.1 , where it can be anywhere
# Joerg_Jenderek_67.vcf
>>12	search/0x113b4/c	version:
# VERSION 2.1 , 3.0 or 4.0
>>>&0	string		x			\b, version %-.3s
>>>&0	string		!2.1
>>>>13	string		!VERSION:		\b, 2nd line does not start with VERSION:
# downcase violates RFC 6350, but some "bad" software produce such vcards
>>0	string		!BEGIN			\b, not up case
# http://ftp.mozilla.org/pub/thunderbird/candidates/
# 78.10.1-candidates/build1/source/thunderbird-78.10.1.source.tar.xz
# thunderbird-78.10.1/comm/mailnews/import/test/unit/resources/basic_vcard_addressbook.vcf
>>11	beshort		!0x0D0A			\b, lines not separated by CRLF

# Summary: Libtool library file
# Extension: .la
# Submitted by: Tomasz Trojanowski <tomek@uninet.com.pl>
0	search/80	.la\ -\ a\ libtool\ library\ file	libtool library file

# Summary: Libtool object file
# Extension: .lo
# Submitted by: Abel Cheung <abelcheung@gmail.com>
0	search/80	.lo\ -\ a\ libtool\ object\ file	libtool object file

# From: Daniel Novotny <dnovotny@redhat.com>
# Update: Joerg Jenderek
# URL: https://en.wikipedia.org/wiki/Core_dump#User-mode_memory_dumps
# Reference: https://msdn.microsoft.com/en-us/library/ms680378%28VS.85%29.aspx
#
# "Windows Minidump" by TrID
# ./misctools (version 5.25) labeled the entry as "MDMP crash report data"
0	string		MDMP					Mini DuMP crash report
# https://filext.com/file-extension/DMP
!:mime	application/x-dmp
!:ext	dmp/mdmp
# The high-order word is an internal value that is implementation specific.
# The low-order word is MINIDUMP_VERSION 0xA793
>4	ulelong&0x0000FFFF	!0xA793				\b, version %#4.4x
# NumberOfStreams 8,9,10,13
>8	ulelong			x				\b, %d streams
# StreamDirectoryRva 0x20
>12	ulelong			!0x20				\b, %#8.8x RVA
# CheckSum 0
>16	ulelong			!0				\b, CheckSum %#8.8x
# Reserved or TimeDateStamp
>20	ledate			x				\b, %s
# https://msdn.microsoft.com/en-us/library/windows/desktop/ms680519%28v=vs.85%29.aspx
# Flags MINIDUMP_TYPE enumeration type 0 0x121 0x800
>24	ulelong			x				\b, %#x type
# >24	ulelong			>0				\b; include
# >>24	ulelong			&0x00000001			\b data sections,
# >>24	ulelong			&0x00000020			\b list of unloaded modules,
# >>24	ulelong			&0x00000100			\b process and thread information,
# >>24	ulelong			&0x00000800			\b memory information,

# Summary: abook addressbook file
# Submitted by: Mark Schreiber <mark7@alumni.cmu.edu>
0	string	#\x20abook\x20addressbook\x20file abook address book
!:mime application/x-abook-addressbook