Source Code for Module mobi.mtld.da.carrier.byte_reader

 1  from struct import unpack_from 
 2   
 3 -class ByteReader: 
 4      _buff = "" 
 5      _position = 0 
 6   
 7 -    def __init__(self, data): 
 8          self._buff = data 
 9   
10 -    def skip(self, offset): 
11          self._position += offset 
12   
13 -    def getShort(self): 
14          data = unpack_from("<h", self._buff, self._position)[0] 
15          self._position += 2 
16          return data     
17   
18 -    def getInt(self): 
19          data = unpack_from("<i", self._buff, self._position)[0] 
20          self._position += 4 
21          return data 
22   
23 -    def getIntUnsigned(self): 
24          data = unpack_from("<I", self._buff, self._position)[0] 
25          self._position += 4 
26          return data 
27   
28 -    def getLong(self): 
29          data = unpack_from("<l", self._buff, self._position)[0] 
30          self._position += 8 
31          return data 
32   
33 -    def getFloat(self): 
34          data = unpack_from("<f", self._buff, self._position)[0] 
35          self._position += 4 
36          return data 
37   
38 -    def getDouble(self): 
39          data = unpack_from("<d", self._buff, self._position)[0] 
40          self._position += 8 
41          return data 
42   
43 -    def getByte(self): 
44          data = unpack_from("<B", self._buff, self._position)[0] 
45          self._position += 1 
46          return data 
47   
48 -    def getBytes(self, length): 
49          data = unpack_from(("<%dB" % length), self._buff, self._position) 
50          self._position += length 
51          return data 
52   
53 -    def getStringAscii(self, length): 
54          data = unpack_from(("<%ds" % length), self._buff, self._position)[0] 
55          self._position += length 
56          return data 
57   
58 -    def getStringUtf8(self, length): 
59          data = unpack_from(("<%ds" % length), self._buff, self._position)[0] 
60          self._position += length 
61          return data 
62