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46 lines
1.1 KiB
Python
Executable File
46 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python3
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def decode(data):
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length = 0
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is_dbl_char = False
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for byte in data:
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if byte == 0 and not is_dbl_char:
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break
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# ignore null terminator when reading double-byte char
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is_dbl_char = False
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if byte & 0xF0 == 0x80:
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is_dbl_char = True
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if byte & 0xF0 == 0x90:
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is_dbl_char = True
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if byte & 0xF0 == 0xE0:
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is_dbl_char = True
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if byte & 0xF0 == 0xF0:
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is_dbl_char = True
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length += 1
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return data[:length].decode('shift-jis')
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if __name__ == "__main__":
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import sys
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if len(sys.argv) <= 1:
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print("usage: ./sjis.py <bytes...>")
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print("decodes zero-terminated SJIS from arbitrary hex bytes.")
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print("e.g.")
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print(" ./sjis.py 80072F64 80072F90 80072FA8 00000000")
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print(" エリア ＫＭＲ その１")
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exit(1)
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s = "".join(sys.argv[1:])
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data = bytearray()
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for i in range(0, len(s), 2):
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byte = eval(f"0x{s[i]}{s[i + 1]}")
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data.append(byte)
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print(data)
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print(decode(data))
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