diff options
Diffstat (limited to 'FuseArchive/Chunk.py')
| -rw-r--r-- | FuseArchive/Chunk.py | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/FuseArchive/Chunk.py b/FuseArchive/Chunk.py index 9f12f83..9bb05bd 100644 --- a/FuseArchive/Chunk.py +++ b/FuseArchive/Chunk.py @@ -8,7 +8,9 @@ import struct, zlib, logging hformat = 'HLBL48x' compress_level = 6 -assert struct.calcsize( hformat ) == 64, \ +header_length = 64 + +assert struct.calcsize( hformat ) == header_length, \ "Header struct must be 64 bytes not %d bytes" % \ struct.calcsize( hformat ) @@ -57,15 +59,15 @@ class Chunk: @staticmethod def deserialize(data): logging.debug( "Deserializing data of length %d" % len( data ) ) - hd = Chunk.parse_header( data[ :64 ] ) + hd = Chunk.parse_header( data[ :header_length ] ) obj = Chunk() obj.count = hd[ 'count' ] compression = hd[ 'compression' ] if compression == 0: - obj.chunk = data[ 64: ] + obj.chunk = data[ header_length: ] elif compression == 1: - obj.chunk = zlib.decompress( data[64: ] ) + obj.chunk = zlib.decompress( data[ header_length: ] ) else: raise ValueError( "Invalid compression type: %d" % compression ) |