51 lines
1.3 KiB
C#
51 lines
1.3 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Net.Sockets;
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using System.Net;
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namespace ConsoleApplication4
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{
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internal class UdpState
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{
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private UdpClient udpClient;
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public UdpState(UdpClient client)
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{
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this.udpClient = client;
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}
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public UdpClient UdpClient
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{
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get { return this.udpClient; }
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}
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}
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class Program
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{
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static void Main(string[] args)
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{
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var udpClient = new UdpClient(3340);
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udpClient.Client.ReceiveBufferSize = 3 * 1024 * 1024;
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udpClient.BeginReceive(ReceiveCallback, new UdpState(udpClient));
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Console.ReadLine();
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}
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public static void ReceiveCallback(IAsyncResult ar)
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{
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UdpState state = ar.AsyncState as UdpState;
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// 1. 结束异步接收，获取数据和远程端点
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IPEndPoint remoteEndPoint = new IPEndPoint(IPAddress.Any, 0);
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byte[] receivedData = state.UdpClient.EndReceive(ar, ref remoteEndPoint);
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state.UdpClient.BeginReceive(ReceiveCallback, state);
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try
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{
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Console.WriteLine(11111111111111);
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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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}
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}
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