#------------------------------------------------------------------------------ # adventure: file(1) magic for Infocom (and other) adventure games # # Adventure game formats # # from Allen Garvin # Edited by Dave Chapeskie Jun 28, 1998 # # Contributed to FreeBSD by Lyndon Nerenberg # 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)