This PR contains additional magic for file(1) describing

various adventure game data files.

from Allen Garvin <earendil@faeryland.tamu-commerce.edu>
Edited by Dave Chapeskie <dchapes@ddm.on.ca> Jun 28, 1998

PR:		7466
Reviewed by:	phk
Submitted by:	The Frobozz Magic Homing Pigeon Company
This commit is contained in:
Poul-Henning Kamp 1998-08-07 06:26:37 +00:00
parent 54ae3aa75b
commit 86f347ae38

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#------------------------------------------------------------------------------
# adventure: file(1) magic for Infocom (and other) adventure games
#
# Adventure game formats
#
# from Allen Garvin <earendil@faeryland.tamu-commerce.edu>
# Edited by Dave Chapeskie <dchapes@ddm.on.ca> Jun 28, 1998
#
# Contributed to FreeBSD by Lyndon Nerenberg <lyndon@orthanc.ab.ca>
# This file was taken from the Interactive Fiction archives at
# ftp://ftp.gmd.de/if-archive/ (*the* place for text based
# adventure games from a by-gone era). Please send me updates and
# I'll make sure they get back to the GMD archives. (1998 AUG 1)
#
# ALAN
# I assume there are other, lower versions, but these are the only ones I
# saw in the archive.
#
0 beshort 0x0206 ALAN text adventure code data
>2 byte <10 version 2.6%d
#
# Infocom
#
# (Note: to avoid false matches Z-machine version 1 and 2 are not
# recognized since only the oldest Zork I and II used them. Similarly
# there are 4 Infocom games that use verion 4 that are not recognized.)
#
0 byte 3 Infocom game data (Z-machine 3,
>2 beshort <0x7fff Release %3d,
#>26 beshort >0 Size %d*2
>18 string >\0 Serial %.6s)
0 byte 5 Infocom game data (Z-machine 5,
>2 beshort <0x7fff Release %3d,
#>26 beshort >0 Size %d*4
>18 string >\0 Serial %.6s)
0 byte 6 Infocom game data (Z-machine 6,
>2 beshort <0x7fff Release %3d,
#>26 beshort >0 Size %d*8
>18 string >\0 Serial %.6s)
0 byte 8 Infocom game data (Z-machine 8,
>2 beshort <0x7fff Release %3d,
#>26 beshort >0 Size %d*8
>18 string >\0 Serial %.6s)
#
# TADS (Text Adventure Development System)
#
0 string TADS TADS adventure game data
>13 string >\0 (ver. %.6s,
>22 string >\0 date %s)