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jellyfin/src/Jellyfin.Networking/Udp/SocketFactory.cs

39 lines
1.0 KiB

using System;
using System.Net;
using System.Net.Sockets;
using MediaBrowser.Model.Net;
namespace Jellyfin.Networking.Udp;
/// <summary>
/// Factory class to create different kinds of sockets.
/// </summary>
public class SocketFactory : ISocketFactory
{
/// <inheritdoc />
public Socket CreateUdpBroadcastSocket(int localPort)
{
if (localPort < 0)
{
throw new ArgumentException("localPort cannot be less than zero.", nameof(localPort));
}
var socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
try
{
socket.EnableBroadcast = true;
socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.Broadcast, 1);
socket.Bind(new IPEndPoint(IPAddress.Any, localPort));
return socket;
}
catch
{
socket.Dispose();
throw;
}
}
}