Socket初试

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服务器

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Net.Sockets;using System.Net;namespace SocketServer{    class Program    {        static void Main(string[] args)        {            //创建Socket            Socket tcpServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);            IPAddress ipaddress = IPAddress.Parse("192.168.0.99");            IPEndPoint endpoint = new IPEndPoint(ipaddress, 50000);            tcpServer.Bind(endpoint);            tcpServer.Listen(100);            Console.WriteLine("服务器启动完成");                      //收到客户端Socket            Socket clientSocket = tcpServer.Accept();            Console.WriteLine("接收到客户端的链接请求");            //向客户端发送消息            string message = "Hello Client";            var data = Encoding.UTF8.GetBytes(message);            clientSocket.Send(data);            Console.WriteLine("服务器向客户端发送了一条消息" + message);            //收到客户端消息            byte[] data2 = new byte[1024];            int length = clientSocket.Receive(data2);            string message2 = Encoding.UTF8.GetString(data2, 0, length);            Console.WriteLine("收到服务器发送消息" + message2);            //clientSocket.Close();            //tcpServer.Close();            //Console.Read();        }    }}

客户端

Socket封装

using System;using System.Net;using System.Net.Sockets;using System.Security;public class SocketClient{public static Socket Connect( string ServerIP, int nPort, ref string result ){try{Socket socket = new Socket( AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp );IPEndPoint iPEndPoint = new IPEndPoint( IPAddress.Parse( ServerIP ), nPort );EndPoint remoteEP = iPEndPoint;socket.Connect( remoteEP );return socket;}catch( SocketException ex ){result = ex.ToString();}catch( ArgumentOutOfRangeException ex2 ){result = ex2.ToString();}catch( ArgumentNullException ex3 ){result = ex3.ToString();}catch( ObjectDisposedException ex4 ){result = ex4.ToString();}catch( InvalidOperationException ex5 ){result = ex5.ToString();}catch( SecurityException ex6 ){result = ex6.ToString();}catch( Exception ex7 ){result = ex7.ToString();}return null;}public static uint Send( Socket client, byte[] buff, uint nLen, SocketFlags flags = SocketFlags.None ){try{return (uint)client.Send( buff, (int)nLen, flags );}catch( SocketException ex ){//Console.WriteLine( ex.ToString() );}return 4294967295u;}public static void Close( Socket clientSocket ){try{if( clientSocket.Connected ){clientSocket.Shutdown( SocketShutdown.Both );}}catch( SocketException ex ){//Console.WriteLine( ex.ToString() );}try{clientSocket.Close();}catch( SocketException ex2 ){//Console.WriteLine( ex2.ToString() );}}public static uint Recv( Socket client, byte[] buff, uint nLen, uint flags = 0u ){try{//return (uint)client.Receive( buff, (int)nLen, (SocketFlags)flags );return (uint)client.Receive( buff );}catch( SocketException ex ){//Console.WriteLine( ex.ToString() );}return 4294967295u;}public static uint available( Socket socket ){return (uint)socket.Available;}}

Socket测试

using UnityEngine;using System.Collections;using System.Net;using System.Net.Sockets;public class SocketTest : MonoBehaviour {private string m_host = "192.168.0.99";private int m_port = 50000;private Socket m_client = null;private byte[] m_BufferTemp = new byte[1024];private uint receLength = 0u;void Start(){string empty = string.Empty;m_client = SocketClient.Connect( this.m_host, this.m_port, ref empty );if( m_client != null ){string sendMessage = "Client send message help" + Time.realtimeSinceStartup;m_client.Send( System.Text.Encoding.ASCII.GetBytes(sendMessage) );}if( m_client != null ){receLength = SocketClient.Recv( this.m_client, this.m_BufferTemp, 1024u, 0u );if( receLength != 0u && receLength != 4294967295u ){string str = System.Text.Encoding.UTF8.GetString( this.m_BufferTemp );Debug.Log( "get from server " + str + receLength + " bytes" );receLength = 0u;}}}}

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