You've already forked gitified_old_clb_svn
22 lines
685 B
Python
22 lines
685 B
Python
#!/bin/env python
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import binascii
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import sys
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if __name__ == '__main__':
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if ( len(sys.argv) != 2 and len(sys.argv) != 3 ) or sys.argv[1] == 'help':
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print("Usage: python crc32 <file> [<start>:<end>]")
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print(" start:end is a python-like range definition")
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with open(sys.argv[1], "rb") as stream:
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fully = stream.read()
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if len(sys.argv) == 3:
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s = sys.argv[2].split(":")
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start = int(s[0])
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end = int(s[1])
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fully = fully[start:end]
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crc = binascii.crc32(fully) & 0xFFFFFFFF
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sys.stdout.write("0x%08x" % (crc ^ 0xFFFFFFFF))
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sys.stdout.flush()
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