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use 'zlib.decompressobj' to handle the 'faulty' compression correctly as suggested in https://github.com/ammaraskar/pyCraft/pull/68

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TheSnoozer 2017-08-08 20:29:25 +02:00 committed by joo
parent 0c64623696
commit 7eef61bfde
1 changed files with 4 additions and 2 deletions
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6
minecraft/networking/connection.py
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@ -2,7 +2,7 @@ from __future__ import print_function
from collections import deque
from threading import Lock
from zlib import decompress
import zlib
import threading
import socket
import time
@ -437,7 +437,9 @@ class PacketReactor(object):
if self.connection.options.compression_enabled:
decompressed_size = VarInt.read(packet_data)
if decompressed_size > 0:
decompressed_packet = decompress(packet_data.read())
decompressor = zlib.decompressobj()
decompressed_packet = decompressor.decompress(
packet_data.read())
assert len(decompressed_packet) == decompressed_size, \
'decompressed length %d, but expected %d' % \
(len(decompressed_packet), decompressed_size)