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https://github.com/LCE-Hub/LCE-Emerald-Launcher.git
synced 2026-07-18 00:07:09 +00:00
29 lines
755 B
Python
29 lines
755 B
Python
import zlib
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def decode_varint(data, offset=0):
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val = 0
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shift = 0
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while True:
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b = data[offset]
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offset += 1
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val |= (b & 0x7F) << shift
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shift += 7
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if (b & 0x80) == 0:
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break
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return val, offset
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hex_str = "81 9b 01 78 9c ed 5b cd 92 db 44 10 9e 14 f9 71 9c 4a 41 48"
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data = bytes.fromhex(hex_str.replace(" ", ""))
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uncompressed_len, offset = decode_varint(data)
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compressed_data = data[offset:]
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d = zlib.decompressobj()
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dec = d.decompress(compressed_data)
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if dec:
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pkt_id, dec_offset = decode_varint(dec)
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print(f"Packet ID: {pkt_id} (0x{pkt_id:02x})")
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print(f"Next bytes: {dec[dec_offset:dec_offset+10].hex()}")
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else:
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print("Could not decompress anything (need more bytes).")
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