def read_char_array(self, max_length):
size = self.read_int(bit_count(max_length))
self._bits = BitStream()
result = self._bytes[:size]
self._bytes = self._bytes[size:]
return result
def write_char_array(self, max_length, value):
self.write_int(bit_count(max_length), len(value))
if self._bits.len > 0:
more = 8 - self._bits.len
tail = (BitStream(int=0, length=more) + self._bits).tobytes()
self._bits = BitStream()
self._bytes += tail
self._bytes += value
