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85 lines
2.5 KiB
C#
85 lines
2.5 KiB
C#
using MediaBrowser.Model.Logging;
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using System;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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namespace MediaBrowser.Dlna.Ssdp
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{
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public class Datagram
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{
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public IPEndPoint ToEndPoint { get; private set; }
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public IPAddress FromEndPoint { get; private set; }
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public string Message { get; private set; }
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/// <summary>
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/// The number of times to send the message
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/// </summary>
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public int TotalSendCount { get; private set; }
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/// <summary>
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/// The number of times the message has been sent
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/// </summary>
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public int SendCount { get; private set; }
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private readonly ILogger _logger;
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public Datagram(IPEndPoint toEndPoint, IPAddress fromEndPoint, ILogger logger, string message, int totalSendCount)
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{
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Message = message;
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_logger = logger;
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TotalSendCount = totalSendCount;
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FromEndPoint = fromEndPoint;
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ToEndPoint = toEndPoint;
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}
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public void Send()
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{
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var msg = Encoding.ASCII.GetBytes(Message);
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try
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{
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var client = CreateSocket();
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if (FromEndPoint != null)
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{
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client.Bind(new IPEndPoint(FromEndPoint, 0));
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}
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client.BeginSendTo(msg, 0, msg.Length, SocketFlags.None, ToEndPoint, result =>
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{
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try
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{
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client.EndSend(result);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error sending Datagram", ex);
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}
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finally
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{
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try
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{
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client.Close();
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}
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catch (Exception)
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{
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}
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}
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}, null);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error sending Datagram", ex);
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}
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++SendCount;
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}
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private Socket CreateSocket()
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{
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var socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
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socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
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return socket;
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}
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}
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}
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