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  • 微软程序分析之socket tcp tcp 之客户端 GIS

    using System.Net.Sockets;

    Socket sock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);

      SocketAsyncEventArgs socketEventArg = new SocketAsyncEventArgs();

    socketEventArg.UserToken = sock;

      socketEventArg.RemoteEndPoint = hostEntry;

    DnsEndPoint hostEntry = new DnsEndPoint(_serverName, _port);

    sock.ConnectAsync(socketEventArg);

    socketEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(SocketEventArg_Completed);

    void SocketEventArg_Completed(object sender, SocketAsyncEventArgs e)
         {
             switch (e.LastOperation)
             {
                 case SocketAsyncOperation.Connect:
                     ProcessConnect(e);
                     break;
                 case SocketAsyncOperation.Receive:
                     ProcessReceive(e);
                     break;
                 case SocketAsyncOperation.Send:
                     ProcessSend(e);
                     break;
                 default:
                     throw new Exception("Invalid operation completed");
             }
         }

    image

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  • 原文地址:https://www.cnblogs.com/gisbeginner/p/2557463.html
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