C#关于socket同步编程

来源：互联网发布：java迷宫小游戏代码编辑：程序博客网时间：2024/05/16 17:05

服务器端：

using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.Net.Sockets;

namespace testSocket2
{
    class Program
    {
        public static string data = null;

        public static void StartListening() {
            byte[] bytes = new Byte[1024];
            IPHostEntry ipHostInfo = Dns.Resolve(Dns.GetHostName());
            IPAddress ipAddress = ipHostInfo.AddressList[0];
            IPEndPoint localEndPoint = new IPEndPoint(ipAddress,11000);
            Socket listener = new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
            try
            {
                listener.Bind(localEndPoint);
                listener.Listen(10);
                while (true) {
                    Console.WriteLine("Waiting for a connection...");
                    Socket handler = listener.Accept();
                    data = null;
                    while(true){
                        bytes=new byte[1024];
                        int bytesRec = handler.Receive(bytes);
                        data += Encoding.ASCII.GetString(bytes,0,bytesRec);
                        if(data.IndexOf("<EOF>")>-1){
                            break;
                        }
                    }
                    Console.WriteLine("Text recieved:{0}",data);
                    byte[] msg = Encoding.ASCII.GetBytes(data);
                    handler.Send(msg);
                    handler.Shutdown(SocketShutdown.Both);
                    handler.Close();
                }
            }
            catch (Exception e) {
                Console.WriteLine(e.ToString());
            }
            Console.WriteLine("/nHit enter to continue...");
            Console.Read();
        }
       public static int Main(string[] args)
        {
            StartListening();
            return 0;
        }
    }
}

客户端：

using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.Net.Sockets;
namespace testSocket3
{
    class Program
    {
        public static void StartClient() {
            byte[] bytes = new byte[1024];
            try
            {
                IPHostEntry ipHostInfo = Dns.Resolve("sict64");
                IPAddress ipAddress = ipHostInfo.AddressList[0];
                IPEndPoint remoteEP = new IPEndPoint(ipAddress, 11000);
                Socket sender = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                try
                {
                    sender.Connect(remoteEP);
                    Console.WriteLine("Socket connected to {0}", sender.RemoteEndPoint.ToString());
                    byte[] msg = Encoding.ASCII.GetBytes("This is a test<EOF>");
                    int bytesSent = sender.Send(msg);
                    int bytesRec = sender.Receive(bytes);
                    Console.WriteLine("Echoed test={0}", Encoding.ASCII.GetString(bytes, 0, bytesRec));
                    sender.Shutdown(SocketShutdown.Both);
                    sender.Close();
                }
                catch (Exception e)
                {
                    Console.WriteLine(e.ToString());
                }
            }
            catch (ArgumentNullException e)
            {
                Console.WriteLine(e.ToString());
            }
            catch (SocketException el)
            {
                Console.WriteLine(el.ToString());
            }
            catch (Exception ele) {
                Console.WriteLine(ele.ToString());
            }
        }
       public static int Main(string[] args)
        {
            StartClient();
            return 0;
        }
    }
}