C#实现的Socket服务器端、客户端代码分享
内容摘要
服务端:
using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
using System.Text;
namespace Server
{
class Program
using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
using System.Text;
namespace Server
{
class Program
文章正文
服务端:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | using System; using System.Collections.Generic; using System.Net; using System.Net.Sockets; using System.Text; namespace Server { class Program { static void Main(string[] args) { Socket server = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); IPEndPoint point = new IPEndPoint(IPAddress.Parse( "127.0.0.1" ),55555); try { server.Bind(point); server.Listen(10); //监听本地端口 System.Console.WriteLine( "开始监听本地端口:55555" ); while (true) { Socket sock = server.Accept(); byte[] buffer = new byte[1024 * 1024]; int n = sock.Receive(buffer); String cmd = Encoding.UTF8.GetString(buffer, 0, n); String result = execCmd(cmd); byte[] bytes = Encoding.UTF8.GetBytes(result); sock.Send(bytes); } } catch (Exception ex) { System.Console.WriteLine(ex.Message); return ; } } //重定向输入输出流,并且用cmd执行命令 private static String execCmd(String cmd) { System.Diagnostics.Process p = new System.Diagnostics.Process(); p.StartInfo = new System.Diagnostics.ProcessStartInfo(); p.StartInfo.FileName = "cmd.exe" ; p.StartInfo.Arguments = "/c " +cmd; //隐藏程序外壳 p.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; //在这里重定向输出即可,因为不是交互式的,如果需要交互式的直接反弹cmd即可 p.StartInfo.RedirectStandardOutput = true; p.StartInfo.UseShellExecute = false; p.StartInfo.CreateNoWindow = true; p.Start(); return p.StandardOutput.ReadToEnd(); } } } |
客户端:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Net; using System.Net.Sockets; using System.Text; using System.Threading; using System.Windows.Forms; /* * Code By iswin */ namespace Client { public partial class main : Form { public main() { InitializeComponent(); this.ip.Text= "127.0.0.1" ; this.cmd.Text= "ipconfig" ; this.port.Text = "55555" ; } private void send_Click(object sender, EventArgs e) { Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); String remoteip=this.ip.Text; String command = this.cmd.Text; IPAddress ip = IPAddress.Parse(remoteip); IPEndPoint point= new IPEndPoint(ip,int.Parse(port.Text)); try { this.recvmsg.Text = "开始连接服务端:" + remoteip + ":" + port.Text + "\n" ; client.Connect(point); this.recvmsg.Text= "连接服务端!\n给服务端发送指令:" +command; byte[] buffer = Encoding.UTF8.GetBytes(command); //讲输入的指令发送到服务端 client.Send(buffer); //接受服务端返回的数据 recvmsgs(client); client.Close(); } catch (Exception ex) { this.recvmsg.Text = ex.Message; MessageBox.Show(ex.Message); return ; } } //接受服务端发送来的消息 private void recvmsgs(Socket client) { try { byte[] buffer = new byte[1024 * 1024]; int size = client.Receive(buffer); String recv = Encoding.UTF8.GetString(buffer, 0, size); this.recvmsg.Text = "\n" + recv; } catch (Exception ex) { MessageBox.Show(ex.Message); return ; } } } } |
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