C# Socket
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using System;
using System.Text;
using System.Net.Sockets;
using System.Net;
using System.Threading;
/// <summary>
/// 服务端
/// </summary>
namespace SocketServerTest
{
class Program
{
private static byte[] result = new byte[1024];
private static int myProt = 5209; //端口
static Socket serverSocket;
static void Main(string[] args)
{
//服务器IP地址
IPAddress ip = IPAddress.Parse("127.0.0.1");
serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
//serverSocket.Bind(new IPEndPoint(ip, myProt)); //绑定IP地址:端口
serverSocket.Bind(new IPEndPoint(IPAddress.Any, myProt)); //绑定IP地址:端口 (正常情况下,客户端和服务端不在一台机器上,所以使用IPAddress.Any就表示任何客户端都可以连接到该服务端)
serverSocket.Listen(10); //设定最多10个排队连接请求
Console.WriteLine("启动监听{0}成功", serverSocket.LocalEndPoint.ToString());
Socket clientSocket = serverSocket.Accept();
while (true) {
Thread.Sleep(1000);
SendMsg(clientSocket);
}
}
/// <summary>
/// 以每秒一次的频率发送数据给客户端
/// </summary>
/// <param name="clientSocket"></param>
public static void SendMsg(Socket clientSocket)
{
try
{
clientSocket.Send(Encoding.ASCII.GetBytes(GetRandomData()));
}
catch {
Console.WriteLine("服务器异常");
return;
}
}
/// <summary>
/// 接收消息
/// </summary>
/// <param name="clientSocket"></param>
private static void ReceiveMessage(object clientSocket)
{
Socket myClientSocket = (Socket)clientSocket;
while (true)
{
try
{
//通过clientSocket接收数据
int receiveNumber = myClientSocket.Receive(result);
Console.WriteLine("接收客户端{0}消息{1}", myClientSocket.RemoteEndPoint.ToString(), Encoding.ASCII.GetString(result, 0, receiveNumber));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
myClientSocket.Shutdown(SocketShutdown.Both);
myClientSocket.Close();
break;
}
}
}
/// <summary>
/// 产生随机字符串
/// </summary>
/// <returns></returns>
private static string GetRandomData()
{
Random ran = new Random();
int x = ran.Next(50,200);
int y = ran.Next(20,100);
int z = 1000;
int ID = ran.Next(1,30);
string str = "ID:"+ID+"-x:"+x+"-y:"+y+"-z:"+z;
return str;
}
}
}
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客户端
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.Net.Sockets;
using System.Threading;
/// <summary>
/// 客户端
/// </summary>
namespace SocketTest1
{
class Program
{
private static byte[] result = new byte[1024];
static void Main(string[] args)
{
//设定服务器IP地址
IPAddress ip = IPAddress.Parse("127.0.0.1");
Socket clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
try
{
clientSocket.Connect(new IPEndPoint(ip, 5209)); //配置服务器IP与端口
Console.WriteLine("连接服务器成功");
}
catch
{
Console.WriteLine("连接服务器失败,请按回车键退出!");
return;
}
//通过clientSocket接收数据
while (true) {
int receiveLength = clientSocket.Receive(result);
Console.WriteLine("接收服务器消息:{0}", Encoding.ASCII.GetString(result, 0, receiveLength));
}
//通过 clientSocket 发送数据
//for (int i = 0;i <10; i++)
//{
// try
// {
// Thread.Sleep(1000);
// string sendMessage = "client send Message Hellp" + DateTime.Now;
// clientSocket.Send(Encoding.ASCII.GetBytes(sendMessage));
// Console.WriteLine("向服务器发送消息:{0}" + sendMessage);
// }
// catch
// {
// clientSocket.Shutdown(SocketShutdown.Both);
// clientSocket.Close();
// break;
// }
//}
//Console.WriteLine("发送完毕,按回车键退出");
//Console.ReadLine();
}
}
}