def unpack(self, entry_blob, acc):
crc_ref = super(CRC16Entry, self).unpack(entry_blob, acc)
crc = crc16.compute(self._truncate(acc))
if crc != crc_ref:
raise Exception("CRC mismatch: {:X} ({:X})".format(crc, crc_ref))
return crc_ref
def pack(self, blob, data):
data[self.key] = crc16.compute(self._truncate(blob))
return super(CRC16Entry, self).pack(blob, data)