if len(packet) < 6 or packet[:2] != b"xx" or packet[-2:] != b"\r\n":
return UNKNOWN.from_packet(len(packet), packet)
return parse_message(packet[2:-2])
if len(packet) < 6 or packet[:2] != b"xx" or packet[-2:] != b"\r\n":
return UNKNOWN.from_packet(len(packet), packet)
return parse_message(packet[2:-2])