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C#和PHP Socket通信实例代码(服务器与客户端通信)

2015-01-26 17:26 836 查看
原文地址 http://blog.csdn.net/andrew_wx/article/details/6629721/#
这个例子只是简单实现了如何使用 Socket 类实现面向连接的通信。

注意:此例子的目的只是为了说明用套接字写程序的大概思路,而不是实际项目中的使用程序。在这个例子中,实际上还有很多问题没有解决,如消息边界问题、端口号是否被占用、消息命令的解析问题等。。

下面是两个程序的代码,(两个程序均为控制台程序)
先发服务端的(Server)完整代码如下:

引入命名空间:

using System.Net.Sockets;
using System.Net;
using System.Threading;

完整代码如下:

namespace SocketServer
{
class Program
{
private static byte[] result = new byte[1024];
private static int myProt = 8885; //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.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());
//通过Clientsoket发送数据
Thread myThread = new Thread(ListenClientConnect);
myThread.Start();
Console.ReadLine();
}

/// <summary>
/// 监听客户端连接
/// </summary>
private static void ListenClientConnect()
{
while (true)
{
Socket clientSocket = serverSocket.Accept();
clientSocket.Send(Encoding.ASCII.GetBytes("Server Say Hello"));
Thread receiveThread = new Thread(ReceiveMessage);
receiveThread.Start(clientSocket);
}
}

/// <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;
}
}
}
}
}

以上是服务端(server)的完整代码。

客户端(Client)的完整代码如下:

引入命名空间:

using System.Net; using System.Net.Sockets; using System.Threading;
using System.Net;
using System.Net.Sockets;
using System.Threading;


完整代码:

namespace SocketClient
{
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, 8885)); //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
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); //等待1秒钟
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();
}
}
}

编译成功后,先运行 服务端(server),再运行客户端(client)即可达到通信效果。
效果如下图:



该程序已在局域网测试通过。(192.168.X.X)
若编译失败,可到下面的地址下载项目文件:
http://download.csdn.net/source/3465765

另外还有一个PHP的Socket文章: http://www.cnblogs.com/xiaowu/archive/2012/09/18/2690677.html

php socket通信(tcp/udp)

注意 
  1.在socket_bind的时候ip地址不能真回环地址如127.0.0.1
  2.server.php后台跑起来的时候 nohup php server.php > /var/tmp/a.log 2>&1 &
一: udp 方式
1) server.php


<?php

//error_reporting( E_ALL );
set_time_limit( 0 );
ob_implicit_flush();
$socket = socket_create( AF_INET, SOCK_DGRAM, SOL_UDP );
if ( $socket === false ) {
    echo "socket_create() failed:reason:" . socket_strerror( socket_last_error() ) . "\n";
}
$ok = socket_bind( $socket, '202.85.218.133', 11109 );
if ( $ok === false ) {
    echo "socket_bind() failed:reason:" . socket_strerror( socket_last_error( $socket ) );
}
while ( true ) {
    $from = "";
    $port = 0;
    socket_recvfrom( $socket, $buf,1024, 0, $from, $port );
    echo $buf;
    usleep( 1000 );
}
?>



2) client.php



<?php
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$msg = 'hello';
$len = strlen($msg);
socket_sendto($sock, $msg, $len, 0, '202.85.218.133', 11109);
socket_close($sock);
?>




一: TCP 方式
1)server.php


<?php

//error_reporting( E_ALL );
set_time_limit( 0 );
ob_implicit_flush();
$socket = socket_create( AF_INET, SOCK_STREAM, SOL_TCP );
socket_bind( $socket, '192.168.2.143', 11109 );
socket_listen($socket);
$acpt=socket_accept($socket);
echo "Acpt!\n";
while ( $acpt ) {
    $words=fgets(STDIN);
    socket_write($acpt,$words);
    $hear=socket_read($acpt,1024);
    echo $hear;
    if("bye\r\n"==$hear){
        socket_shutdown($acpt);
        break;
    }
    usleep( 1000 );
}
socket_close($socket)
?>


2) client.php


<?php
$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
$con=socket_connect($socket,'192.168.2.143',11109);
if(!$con){socket_close($socket);exit;}
echo "Link\n";
while($con){
        $hear=socket_read($socket,1024);
        echo $hear;
        $words=fgets(STDIN);
        socket_write($socket,$words);
        if($words=="bye\r\n"){break;}
}
socket_shutdown($socket);
socket_close($sock);
?>
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