36 lines
678 B
Python
Executable File
36 lines
678 B
Python
Executable File
#!/usr/bin/env python3
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from sys import argv
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# USAGE: KernelExtractor.py DESTDIR ROM1 [ROM2 ...]
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kerns = {}
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for fname in argv[2:]:
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print(fname)
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with open(fname, 'rb') as f:
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b = f.read()
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if len(b) != 0x400000: print('--- bad size')
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b = b[0x310000:]
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l = b.index(bytes(1024))
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l += 3
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l -= l % 4
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b = b[:l]
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if not b:
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print('--- no kernel')
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continue
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vers = '%02x%02x' % tuple(b[4:6])
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# if not vers.startswith('02'): continue
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print('---', vers)
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if vers in kerns:
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if kerns[vers] != b:
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print('--- bad motivator')
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kerns[vers] = None
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else:
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kerns[vers] = b
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for v, k in kerns.items():
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if k is None: continue
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with open(argv[1] + v, 'wb') as f:
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f.write(k)
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