Mine

<?phpset_time_limit(0);ob_implicit_flush();class server {	private $socket;	private $clients = array();		public function server() {		$this->socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);		echo "IP: " . ($ip = "0.0.0.0") . "\n";		echo "PORT: " . ($port = 27015) . "\n";		echo socket_bind($this->socket, $ip, $port) ? "Socket bound to $ip:$port\n" : "ERROR: Could not bind the socket to $ip:$port\n";		echo socket_listen($this->socket) ? "Listening...\n" : "ERROR: Could not listen...\n";				echo "Entering the main loop\n";		while (true) {			$r = array($this->socket);			$w = NULL;			$e = NULL;			if (socket_select($r, $w, $e, 0) > 0) {				$client = new client(socket_accept($this->socket));				if ($client->auth()) {					$this->clients[] = clone $client;					echo "### A client was added! ###\n";				} else {					$client = false;					echo "ERROR: A new client failed to auth...\n";				}			}						foreach ($this->clients as $client) {				if (($input = $client->get_input()) != false) {					echo "<--" . $input . "\n";				}			}												usleep(1000);			}			}		private function process_clients_pending() {			}	} $server = new server();class client {	var $socket;	var $buffer;		public function client($socket) {		$this->socket = $socket;	}		public function auth() {		return true;	}		public function get_input() {		$r = array($this->socket);		$w = NULL;		$e = NULL;		if (socket_select($r, $w, $e, 0) > 0) {			@socket_recv($this->socket, $data, 65029, 0);			$length  = decoder::read_ushort($data);			$opcode  = decoder::read_ushort($data, 2);			$message = substr($data, 4, $length);			return "[$length][$opcode][$message]";		} else {			return false;		}	}	}class decoder {	public function read_ushort($data, $offset = 0) {		$b1 = ord(substr($data, $offset, 1));		$b2 = ord(substr($data, $offset+1, 1));		return ($b2*256) + $b1; 	}}?>