def _get_resp(self, ret_prev):
# header = self._read_bytes(HEADER_RES_LEN)
# magic, msg_id, op, st, topo_mark = struct.unpack(HEADER_RES_FMT, header)
# msg_id is vlong
magic = struct.unpack('>B', self._read_bytes(1))[0]
msg_id = from_varint(self.s)
op,st,topo_mark = struct.unpack('>BBB', self._read_bytes(3))
assert (magic == MAGIC[1]), "Got magic: %d" % magic
return RECV[op](self, st, ret_prev)
def _read_bounded_map(self):
map = {}
for i in range(0, from_varint(self.s)):
key = self._read_ranged_bytes()
map[key] = self._read_ranged_bytes()
return map
def _read_ranged_bytes(self): return self._read_bytes(from_varint(self.s))