#------------------------------------------------------------------------------ # adventure: file(1) magic for Adventure game files # # from Allen Garvin <earendil@faeryland.tamu-commerce.edu> # Edited by Dave Chapeskie <dchapes@ddm.on.ca> Jun 28, 1998 # Edited by Chris Chittleborough <cchittleborough@yahoo.com.au>, March 2002 # # ALAN # I assume there are other, lower versions, but these are the only ones I # saw in the archive. 0 beshort 0x0206 ALAN game data >2 byte <10 version 2.6%d # Conflicts with too much other stuff! # 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) # All files are machine-independent (games compile to byte-code) and are tagged # with a version string of the form "V2.<digit>.<digit>\0" (but TADS 3 is # on the way). # Game files start with "TADS2 bin\n\r\032\0" then the compiler version. 0 string TADS2\ bin TADS >9 belong !0x0A0D1A00 game data, CORRUPTED >9 belong 0x0A0D1A00 >>13 string >\0 %s game data # Resource files start with "TADS2 rsc\n\r\032\0" then the compiler version. 0 string TADS2\ rsc TADS >9 belong !0x0A0D1A00 resource data, CORRUPTED >9 belong 0x0A0D1A00 >>13 string >\0 %s resource data # Some saved game files start with "TADS2 save/g\n\r\032\0", a little-endian # 2-byte length N, the N-char name of the game file *without* a NUL (darn!), # "TADS2 save\n\r\032\0" and the interpreter version. 0 string TADS2\ save/g TADS >12 belong !0x0A0D1A00 saved game data, CORRUPTED >12 belong 0x0A0D1A00 >>(16.s+32) string >\0 %s saved game data # Other saved game files start with "TADS2 save\n\r\032\0" and the interpreter # version. 0 string TADS2\ save TADS >10 belong !0x0A0D1A00 saved game data, CORRUPTED >10 belong 0x0A0D1A00 >>14 string >\0 %s saved game data