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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1702 | - | 1 | #!/usr/bin/perl |
| 2 | |||
| 3 | |||
| 4 | $file = $ARGV[0]; |
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| 5 | |||
| 6 | |||
| 7 | open(IN,$file) || die print "Failed to open file: $file : $!"; |
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| 8 | |||
| 9 | read(IN,$buffer,1); |
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| 10 | read(IN,$buffer2,1); |
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| 11 | if (ord($buffer) != 0x41 && ord($buffer2) != 0x50) { |
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| 12 | print "bad header ". $buffer ." ".$buffer2. "\n"; |
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| 13 | exit; |
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| 14 | } |
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| 15 | read(IN,$buffer,1); |
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| 16 | if (ord($buffer) != 2) { |
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| 17 | print "bad version"; |
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| 18 | exit; |
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| 19 | } |
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| 20 | |||
| 21 | # spare |
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| 22 | read(IN,$buffer,1); |
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| 23 | |||
| 24 | $a = 0; |
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| 25 | |||
| 26 | while (read(IN,$buffer,1)) { |
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| 27 | $pos = (tell(IN) - 1); |
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| 28 | |||
| 29 | $size = ((ord($buffer) & 63)); |
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| 30 | |||
| 31 | read(IN,$buffer,1); |
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| 32 | |||
| 33 | if (ord($buffer) == 0xff) { |
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| 34 | printf("end sentinel at %u\n", $pos); |
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| 35 | last; |
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| 36 | } |
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| 37 | |||
| 38 | printf("%04x: key %u size %d\n ", $pos, ord($buffer), $size + 1); |
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| 39 | |||
| 40 | for ($i = 0; $i <= ($size); $i++) { |
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| 41 | read(IN,$buffer,1); |
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| 42 | printf(" %02x", ord($buffer)); |
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| 43 | } |
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| 44 | print "\n"; |
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| 45 | } |
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| 46 | |||
| 47 | close IN; |