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84 lines
1.9 KiB
84 lines
1.9 KiB
using Newtonsoft.Json;
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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.Net;
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using System.Net.Sockets;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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namespace Leit.FrameWork
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{
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public class UdpHelper
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{
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public UdpHelper()
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{
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Udpclient = new UdpClient();
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}
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public UdpHelper(int port)
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{
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Udpclient = new UdpClient(port);
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}
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public event Action<MsgStruct> ReceiveUdpMsg;
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/// <summary>
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/// Udp客户端
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/// </summary>
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public UdpClient Udpclient { get; set; }
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public bool StopReceive { get; set; }
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public void SendMsg(int port, MsgStruct msg)
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{
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IPEndPoint iep = new IPEndPoint(IPAddress.Broadcast, port);
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byte[] sendBytes = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(msg)); // 将消息编码成字符串数组
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Udpclient.Send(sendBytes, sendBytes.Length, iep); // 发送数据报
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}
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/// <summary>
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/// 接收消息
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/// </summary>
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public void ReciveMsg()
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{
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Task.Run(() => {
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IPEndPoint remoteIpEndPoint =null; // 远程端点，即发送消息方的端点
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while (!StopReceive)
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{
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byte[] receiveBytes = Udpclient.Receive(ref remoteIpEndPoint); // 接收消息，得到数据报
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string returnData = Encoding.UTF8.GetString(receiveBytes); // 解析字节数组，得到原消息
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try
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{
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ReceiveUdpMsg?.Invoke((MsgStruct)JsonConvert.DeserializeObject(returnData, typeof(MsgStruct)));
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}
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catch
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{
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}
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}
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});
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}
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}
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}
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