| 1 | import sys, zlib |
| 2 | def rf(path): |
| 3 | with open(path, "rb") as f: |
| 4 | return f.read() |
| 5 | def wf(path, data): |
| 6 | with open(path, "wb") as f: |
| 7 | f.write(data) |
| 8 | if len(sys.argv) != 4: |
| 9 | print("usage: zlib_ref.py compress|decompress in out", file=sys.stderr) |
| 10 | sys.exit(2) |
| 11 | mode, inp, outp = sys.argv[1], sys.argv[2], sys.argv[3] |
| 12 | data = rf(inp) |
| 13 | if mode == "compress": |
| 14 | wf(outp, zlib.compress(data)) |
| 15 | elif mode == "decompress": |
| 16 | wf(outp, zlib.decompress(data)) |
| 17 | else: |
| 18 | print("unknown mode", file=sys.stderr) |
| 19 | sys.exit(2) |
| 20 | |