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spectrum revision 1.1.1.3 
      1 
      2 #------------------------------------------------------------------------------
      3 # $File: spectrum,v 1.8 2017/09/11 23:51:12 christos Exp $
      4 # spectrum:  file(1) magic for Spectrum emulator files.
      5 #
      6 # John Elliott <jce (a] seasip.demon.co.uk>
      7 
      8 #
      9 # Spectrum +3DOS header
     10 #
     11 0       string          PLUS3DOS\032    Spectrum +3 data
     12 >15     byte            0               - BASIC program
     13 >15     byte            1               - number array
     14 >15     byte            2               - character array
     15 >15     byte            3               - memory block
     16 >>16    belong          0x001B0040      (screen)
     17 >15     byte            4               - Tasword document
     18 >15     string          TAPEFILE        - ZXT tapefile
     19 #
     20 # Tape file. This assumes the .TAP starts with a Spectrum-format header,
     21 # which nearly all will.
     22 #
     23 # Update: Sanity-check string contents to be printable.
     24 #  -Adam Buchbinder <adam.buchbinder (a] gmail.com>
     25 #
     26 0       string          \023\000\000
     27 >4      string          >\0
     28 >>4     string          <\177           Spectrum .TAP data "%-10.10s"
     29 >>>3    byte            0               - BASIC program
     30 >>>3    byte            1               - number array
     31 >>>3    byte            2               - character array
     32 >>>3    byte            3               - memory block
     33 >>>>14  belong          0x001B0040      (screen)
     34 
     35 # The following three blocks are from pak21-spectrum (a] srcf.ucam.org
     36 # TZX tape images
     37 0      string          ZXTape!\x1a     Spectrum .TZX data
     38 >8     byte            x               version %d
     39 >9     byte            x               \b.%d
     40 
     41 # RZX input recording files
     42 0      string          RZX!            Spectrum .RZX data
     43 >4     byte            x               version %d
     44 >5     byte            x               \b.%d
     45 
     46 # Floppy disk images
     47 0      string          MV\ -\ CPCEMU\ Disk-Fil Amstrad/Spectrum .DSK data
     48 0      string          MV\ -\ CPC\ format\ Dis Amstrad/Spectrum DU54 .DSK data
     49 0      string          EXTENDED\ CPC\ DSK\ Fil Amstrad/Spectrum Extended .DSK data
     50 0      string          SINCLAIR        Spectrum .SCL Betadisk image
     51 
     52 # Hard disk images
     53 0      string          RS-IDE\x1a      Spectrum .HDF hard disk image
     54 >7     byte            x               \b, version 0x%02x
     55 
     56 # SZX snapshots (fuse and spectaculator)
     57 # Martin M. S. Pedersen <martin (a] linux.com>
     58 # http://www.spectaculator.com/docs/zx-state/header.shtml
     59 #
     60 0      string		ZXST	       zx-state snapshot
     61 >4     byte		x	       version %d
     62 >5     byte		x	       \b.%d
     63 >>6    byte		0	       16k ZX Spectrum
     64 >>6    byte		1	       48k ZX Spectrum/ZX Spectrum+
     65 >>6    byte		2	       ZX Spectrum 128
     66 >>6    byte		3	       ZX Spectrum +2
     67 >>6    byte		4	       ZX Spectrum +2A/+2B
     68 >>6    byte		5	       ZX Spectrum +3
     69 >>6    byte		6	       ZX Spectrum +3e
     70 >>6    byte		7	       Pentagon 128
     71 >>6    byte		8	       Timex Sinclair TC2048
     72 >>6    byte		9	       Timex Sinclair TC2068
     73 >>6    byte	       10	       Scorpion ZS-256
     74 >>6    byte	       11	       ZX Spectrum SE
     75 >>6    byte	       12	       Timex Sinclair TS2068
     76 >>6    byte	       13	       Pentagon 512
     77 >>6    byte	       14	       Pentagon 1024
     78 >>6    byte	       15	       48k ZX Spectrum (NTSC)
     79 >>6    byte	       16	       ZX Spectrum 12Ke
     80 >>>7   byte		1	       (alternate timings)
     81