Exemple #1
0
 public async Task ConnectAsync(ReceiverInfo receiverInfo)
 {
     await ConnectAsync(receiverInfo.IPAddress, receiverInfo.Port);
 }
Exemple #2
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 public void Connect(ReceiverInfo receiverInfo)
 {
     Connect(receiverInfo.IPAddress, receiverInfo.Port);
 }
Exemple #3
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        /// <summary>
        /// Try to find ISCP devices on network.
        /// </summary>
        public static Task <List <ReceiverInfo> > DiscoverAsync(int millisecondsTimeout = 5000)
        {
            return(Task.Run(() =>
            {
                int onkyoPort = 60128;
                byte[] onkyoMagic = new ISCPMessage("ECNQSTN").GetBytes("!x");
                var foundReceivers = new List <ReceiverInfo>();

                IEnumerable <string> ips = GetInterfaceAddresses();

                // Broadcast magic
                Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
                using (socket)
                {
                    socket.Blocking = false; // So we can use Poll
                    socket.EnableBroadcast = true;
                    socket.Bind(new IPEndPoint(IPAddress.Any, 0));

                    foreach (var i in ips)
                    {
                        try
                        {
                            var ip = IPAddress.Parse(i);
                            socket.SendTo(onkyoMagic, new IPEndPoint(ip, onkyoPort));
                        }
                        catch (SocketException)
                        { }
                    }

                    EndPoint addr = new IPEndPoint(IPAddress.Broadcast, onkyoPort);
                    byte[] data = new byte[1024];
                    int read = 0;
                    while (true)
                    {
                        int microsecondTimeout = (int)(millisecondsTimeout * 1000);
                        if (!socket.Poll(microsecondTimeout, SelectMode.SelectRead))
                        {
                            break;
                        }

                        read = socket.ReceiveFrom(data, ref addr);
                        var msg = ISCPMessage.Parse(data);

                        // Return string looks something like this:
                        // !1ECNTX-NR609/60128/DX
                        GroupCollection info = Regex.Match(msg.ToString(),
                                                           //@"!" +
                                                           //@"(?<device_category>\d)" +
                                                           @"ECN" +
                                                           @"(?<model_name>[^/]*)/" +
                                                           @"(?<iscp_port>\d{5})/" +
                                                           @"(?<area_code>\w{2})/" +
                                                           @"(?<identifier>.*)"
                                                           ).Groups;

                        IPAddress adr = (addr as IPEndPoint).Address;

                        if (!foundReceivers.Any(p => p.IPAddress == adr))
                        {
                            var ri = new ReceiverInfo
                            {
                                Port = Int32.Parse(info["iscp_port"].Value),
                                Model = info["model_name"].Value,
                                IPAddress = adr
                            };
                            foundReceivers.Add(ri);
                        }
                    }
                }
                return foundReceivers;
            }));
        }