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29 lines
920 B
Python
29 lines
920 B
Python
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#!/usr/bin/env python3
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# parameters
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# stdin - input containing key=value pairs (e.g. res/ATTRACT.CONF or some file in res/ATTRACT/)
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# stdout - binary OKVS data structure
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import struct
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import sys
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def build(records):
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# yield OKVS header (2 x 2 bytes, unsigned int, little-endian)
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yield struct.pack('<2H', len(records), 0)
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for key, dummy, value in records:
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# yield record length (1 byte)
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yield struct.pack('B', len(key) + len(value) + 3)
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# yield key (Pascal-style string)
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yield struct.pack(f'{len(key)+1}p', key.encode('ascii'))
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# yield value (Pascal-style string)
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yield struct.pack(f'{len(value)+1}p', value.encode('ascii'))
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if __name__ == "__main__":
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records = [x.strip() for x in sys.stdin.readlines()]
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records = [x.partition('=') for x in records if x and x[0] not in ('#', '[')]
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for b in build(records):
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sys.stdout.buffer.write(b)
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