c# winform socket网络编程，点对点传输文件，socket文件传输，监听端口

服务器用来接收文件，不停的监听端口，有发送文件就马上开始接收文件
服务端代码：
C#代码 复制代码
  1. using System;   
  2. using System.Collections.Generic;   
  3. using System.ComponentModel;   
  4. using System.Data;   
  5. using System.Drawing;   
  6. using System.Text;   
  7. using System.Windows.Forms;   
  8.   
  9.   
  10. using System.Net;   
  11. using System.Threading;   
  12. using System.Net.Sockets;   
  13.   
  14. using System.IO;   
  15.   
  16. namespace TestSocketServerHSTF   
  17. {   
  18.     public partial class Form1 : Form   
  19.     {   
  20.         public Form1()   
  21.         {   
  22.             InitializeComponent();   
  23.   
  24.   
  25.             //不显示出dataGridView1的最后一行空白   
  26.             dataGridView1.AllowUserToAddRows = false;   
  27.         }  
  28.  
  29.  
  30.         #region 定义变量  
  31.  
  32.  
  33.         #endregion  
  34.  
  35.  
  36.  
  37.         #region 进入窗体即启动服务   
  38.   
  39.         private void Form1_Load(object sender, EventArgs e)   
  40.         {   
  41.             //开启接收线程   
  42.             Thread TempThread = new Thread(new ThreadStart(this.StartReceive));   
  43.             TempThread.Start();   
  44.         }  
  45.  
  46.           
  47.         #endregion  
  48.  
  49.  
  50.  
  51.         #region 功能函数   
  52.   
  53.         private void StartReceive()   
  54.         {   
  55.             //创建一个网络端点   
  56.             IPEndPoint ipep = new IPEndPoint(IPAddress.Any, int.Parse("2005"));   
  57.   
  58.             //MessageBox.Show(IPAddress.Any);   
  59.   
  60.             //创建一个套接字   
  61.             Socket server = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);   
  62.   
  63.             //绑定套接字到端口   
  64.             server.Bind(ipep);   
  65.   
  66.             //开始侦听(并堵塞该线程)   
  67.             server.Listen(10);   
  68.   
  69.             //确认连接   
  70.             Socket client = server.Accept();   
  71.   
  72.             //获得客户端节点对象   
  73.             IPEndPoint clientep = (IPEndPoint)client.RemoteEndPoint;   
  74.                
  75.   
  76.   
  77.             //获得[文件名]   
  78.             string SendFileName = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));   
  79.             //MessageBox.Show("文件名" + SendFileName);   
  80.   
  81.             //获得[包的大小]   
  82.             string bagSize = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));   
  83.             //MessageBox.Show("包大小" + bagSize);   
  84.   
  85.             //获得[包的总数量]   
  86.             int bagCount = int.Parse(System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client)));   
  87.             //MessageBox.Show("包的总数量" + bagCount);   
  88.   
  89.             //获得[最后一个包的大小]   
  90.             string bagLast = System.Text.Encoding.Unicode.GetString(TransferFiles.ReceiveVarData(client));   
  91.             //MessageBox.Show("最后一个包的大小" + bagLast);   
  92.   
  93.             //创建一个新文件   
  94.             FileStream MyFileStream = new FileStream(SendFileName, FileMode.Create, FileAccess.Write);   
  95.   
  96.             //已发送包的个数   
  97.             int SendedCount = 0;   
  98.   
  99.             while (true)   
  100.             {   
  101.                 byte[] data = TransferFiles.ReceiveVarData(client);   
  102.                 if (data.Length == 0)   
  103.                 {   
  104.                     break;   
  105.                 }   
  106.                 else  
  107.                 {   
  108.                     SendedCount++;   
  109.                     //将接收到的数据包写入到文件流对象   
  110.                     MyFileStream.Write(data, 0, data.Length);   
  111.                     //显示已发送包的个数   
  112.                     //MessageBox.Show("已发送包个数"+SendedCount.ToString());   
  113.                 }   
  114.             }   
  115.   
  116.             //关闭文件流   
  117.             MyFileStream.Close();   
  118.             //关闭套接字   
  119.             client.Close();   
  120.   
  121.             //填加到dgv里   
  122.             //文件大小，IP，已发送包的个数，文件名，包的总量，最后一个包的大小   
  123.             this.dataGridView1.Rows.Add(bagSize, clientep.Address, SendedCount, SendFileName, bagCount, bagLast);   
  124.   
  125.             //MessageBox.Show("文件接收完毕!");   
  126.   
  127.         }  
  128.  
  129.  
  130.         #endregion  
  131.  
  132.  
  133.  
  134.         #region   拦截Windows消息,关闭窗体时执行   
  135.         protected override void WndProc(ref   Message m)   
  136.         {   
  137.             const int WM_SYSCOMMAND = 0x0112;   
  138.             const int SC_CLOSE = 0xF060;   
  139.             if (m.Msg == WM_SYSCOMMAND && (int)m.WParam == SC_CLOSE)   
  140.             {//捕捉关闭窗体消息      
  141.                 //   User   clicked   close   button      
  142.                 //this.WindowState = FormWindowState.Minimized;//把右上角红叉关闭按钮变最小化   
  143.   
  144.                 ServiceStop();   
  145.             }   
  146.             base.WndProc(ref   m);   
  147.         }  
  148.         #endregion  
  149.  
  150.  
  151.         #region 停止服务   
  152.   
  153.         //停止服务   
  154.         private void ServiceStop()   
  155.         {   
  156.             try  
  157.             {   
  158.   
  159.             }   
  160.             catch { }   
  161.   
  162.             try  
  163.             {   
  164.   
  165.             }   
  166.             catch { }   
  167.         }  
  168.  
  169.         #endregion   
  170.   
  171.     }   
  172. }  

客户端用来发送文件，选择文件后点发送按钮发送文件
客户端代码：
C#代码 复制代码
  1. ////////////////////////////////////////////////////////////////////////////////   
  2. //title: 点对点文件传输程序                                           //   
  3. ////////////////////////////////////////////////////////////////////////////////   
  4.   
  5. //////////////////////////Begin-发送端//////////////////////////////////   
  6. using System;   
  7. using System.Drawing;   
  8. using System.Collections;   
  9. using System.ComponentModel;   
  10. using System.Windows.Forms;   
  11. using System.Data;   
  12. using System.IO;   
  13. using System.Net;   
  14. using System.Net.Sockets;   
  15. using System.Threading;   
  16.   
  17. namespace 发送端   
  18. {   
  19.     /// <summary>   
  20.     /// Form1 的摘要说明。   
  21.     /// </summary>   
  22.     public class Form1 : System.Windows.Forms.Form   
  23.     {   
  24.         private System.Windows.Forms.GroupBox groupBox1;   
  25.         private System.Windows.Forms.OpenFileDialog openFileDialog1;   
  26.         private System.Windows.Forms.TextBox textBox1;   
  27.         private System.Windows.Forms.Button button1;   
  28.         private System.Windows.Forms.Label label1;   
  29.         private System.Windows.Forms.TextBox textBox2;   
  30.         private System.Windows.Forms.Label label2;   
  31.         private System.Windows.Forms.TextBox textBox3;   
  32.         private System.Windows.Forms.GroupBox groupBox2;   
  33.         private System.Windows.Forms.Label label3;   
  34.         private System.Windows.Forms.TextBox textBox4;   
  35.         private System.Windows.Forms.Label label4;   
  36.         private System.Windows.Forms.TextBox textBox5;   
  37.         private System.Windows.Forms.GroupBox groupBox3;   
  38.         private System.Windows.Forms.GroupBox groupBox4;   
  39.         private System.Windows.Forms.Button button2;   
  40.         private System.Windows.Forms.Label label5;   
  41.         private System.Windows.Forms.TextBox textBox6;   
  42.         private System.Windows.Forms.Label label6;   
  43.         private System.Windows.Forms.Label label7;   
  44.         private System.Windows.Forms.ProgressBar progressBar1;   
  45.         private System.Windows.Forms.TextBox textBox7;   
  46.         private System.Windows.Forms.Label label8;   
  47.         private System.Windows.Forms.Label label9;   
  48.         private System.Windows.Forms.TextBox textBox8;   
  49.         private System.Windows.Forms.Label label10;   
  50.         private System.Windows.Forms.TextBox textBox9;   
  51.         private System.Windows.Forms.Label label11;   
  52.         private System.Windows.Forms.Label label12;   
  53.         private System.Windows.Forms.TextBox textBox10;   
  54.         /// <summary>   
  55.         /// 必需的设计器变量。   
  56.         /// </summary>   
  57.         private System.ComponentModel.Container components = null;   
  58.   
  59.         public Form1()   
  60.         {   
  61.             //   
  62.             // Windows 窗体设计器支持所必需的   
  63.             //   
  64.             InitializeComponent();   
  65.   
  66.             //   
  67.             // TODO: 在 InitializeComponent 调用后添加任何构造函数代码   
  68.             //   
  69.         }   
  70.   
  71.         /// <summary>   
  72.         /// 清理所有正在使用的资源。   
  73.         /// </summary>   
  74.         protected override void Dispose( bool disposing )   
  75.         {   
  76.             if( disposing )   
  77.             {   
  78.                 if (components != null)    
  79.                 {   
  80.                     components.Dispose();   
  81.                 }   
  82.             }   
  83.             base.Dispose( disposing );   
  84.         }  
  85.  
  86.         #region Windows 窗体设计器生成的代码   
  87.         /// <summary>   
  88.         /// 设计器支持所需的方法 - 不要使用代码编辑器修改   
  89.         /// 此方法的内容。   
  90.         /// </summary>   
  91.         private void InitializeComponent()   
  92.         {   
  93.             this.groupBox1 = new System.Windows.Forms.GroupBox();   
  94.             this.textBox2 = new System.Windows.Forms.TextBox();   
  95.             this.textBox3 = new System.Windows.Forms.TextBox();   
  96.             this.label2 = new System.Windows.Forms.Label();   
  97.             this.label1 = new System.Windows.Forms.Label();   
  98.             this.button1 = new System.Windows.Forms.Button();   
  99.             this.textBox1 = new System.Windows.Forms.TextBox();   
  100.             this.label6 = new System.Windows.Forms.Label();   
  101.             this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();   
  102.             this.groupBox2 = new System.Windows.Forms.GroupBox();   
  103.             this.textBox6 = new System.Windows.Forms.TextBox();   
  104.             this.textBox5 = new System.Windows.Forms.TextBox();   
  105.             this.label4 = new System.Windows.Forms.Label();   
  106.             this.textBox4 = new System.Windows.Forms.TextBox();   
  107.             this.label3 = new System.Windows.Forms.Label();   
  108.             this.label5 = new System.Windows.Forms.Label();   
  109.             this.label9 = new System.Windows.Forms.Label();   
  110.             this.groupBox3 = new System.Windows.Forms.GroupBox();   
  111.             this.textBox8 = new System.Windows.Forms.TextBox();   
  112.             this.textBox9 = new System.Windows.Forms.TextBox();   
  113.             this.textBox7 = new System.Windows.Forms.TextBox();   
  114.             this.progressBar1 = new System.Windows.Forms.ProgressBar();   
  115.             this.label7 = new System.Windows.Forms.Label();   
  116.             this.label8 = new System.Windows.Forms.Label();   
  117.             this.label10 = new System.Windows.Forms.Label();   
  118.             this.label11 = new System.Windows.Forms.Label();   
  119.             this.label12 = new System.Windows.Forms.Label();   
  120.             this.textBox10 = new System.Windows.Forms.TextBox();   
  121.             this.groupBox4 = new System.Windows.Forms.GroupBox();   
  122.             this.button2 = new System.Windows.Forms.Button();   
  123.             this.groupBox1.SuspendLayout();   
  124.             this.groupBox2.SuspendLayout();   
  125.             this.groupBox3.SuspendLayout();   
  126.             this.groupBox4.SuspendLayout();   
  127.             this.SuspendLayout();   
  128.             //    
  129.             // groupBox1   
  130.             //    
  131.             this.groupBox1.Controls.Add(this.textBox2);   
  132.             this.groupBox1.Controls.Add(this.textBox3);   
  133.             this.groupBox1.Controls.Add(this.label2);   
  134.             this.groupBox1.Controls.Add(this.label1);   
  135.             this.groupBox1.Controls.Add(this.button1);   
  136.             this.groupBox1.Controls.Add(this.textBox1);   
  137.             this.groupBox1.Controls.Add(this.label6);   
  138.             this.groupBox1.Location = new System.Drawing.Point(0, 0);   
  139.             this.groupBox1.Name = "groupBox1";   
  140.             this.groupBox1.Size = new System.Drawing.Size(416, 96);   
  141.             this.groupBox1.TabIndex = 0;   
  142.             this.groupBox1.TabStop = false;   
  143.             this.groupBox1.Text = "文件信息";   
  144.             //    
  145.             // textBox2   
  146.             //    
  147.             this.textBox2.Location = new System.Drawing.Point(80, 40);   
  148.             this.textBox2.Name = "textBox2";   
  149.             this.textBox2.ReadOnly = true;   
  150.             this.textBox2.Size = new System.Drawing.Size(232, 21);   
  151.             this.textBox2.TabIndex = 3;   
  152.             //    
  153.             // textBox3   
  154.             //    
  155.             this.textBox3.Location = new System.Drawing.Point(80, 64);   
  156.             this.textBox3.Name = "textBox3";   
  157.             this.textBox3.ReadOnly = true;   
  158.             this.textBox3.Size = new System.Drawing.Size(136, 21);   
  159.             this.textBox3.TabIndex = 3;   
  160.             //    
  161.             // label2   
  162.             //    
  163.             this.label2.Location = new System.Drawing.Point(8, 72);   
  164.             this.label2.Name = "label2";   
  165.             this.label2.Size = new System.Drawing.Size(100, 16);   
  166.             this.label2.TabIndex = 4;   
  167.             this.label2.Text = "文件大小：";   
  168.             //    
  169.             // label1   
  170.             //    
  171.             this.label1.Location = new System.Drawing.Point(16, 48);   
  172.             this.label1.Name = "label1";   
  173.             this.label1.Size = new System.Drawing.Size(96, 16);   
  174.             this.label1.TabIndex = 2;   
  175.             this.label1.Text = "文件名：";   
  176.             //    
  177.             // button1   
  178.             //    
  179.             this.button1.Location = new System.Drawing.Point(320, 16);   
  180.             this.button1.Name = "button1";   
  181.             this.button1.Size = new System.Drawing.Size(88, 23);   
  182.             this.button1.TabIndex = 1;   
  183.             this.button1.Text = "浏览";   
  184.             this.button1.Click += new System.EventHandler(this.button1_Click);   
  185.             //    
  186.             // textBox1   
  187.             //    
  188.             this.textBox1.Location = new System.Drawing.Point(8, 16);   
  189.             this.textBox1.Name = "textBox1";   
  190.             this.textBox1.ReadOnly = true;   
  191.             this.textBox1.Size = new System.Drawing.Size(304, 21);   
  192.             this.textBox1.TabIndex = 0;   
  193.             //    
  194.             // label6   
  195.             //    
  196.             this.label6.Location = new System.Drawing.Point(224, 72);   
  197.             this.label6.Name = "label6";   
  198.             this.label6.Size = new System.Drawing.Size(96, 16);   
  199.             this.label6.TabIndex = 2;   
  200.             this.label6.Text = "（单位：字节）";   
  201.             //    
  202.             // openFileDialog1   
  203.             //    
  204.             this.openFileDialog1.Filter = "所有文件|*.*";   
  205.             //    
  206.             // groupBox2   
  207.             //    
  208.             this.groupBox2.Controls.Add(this.textBox6);   
  209.             this.groupBox2.Controls.Add(this.textBox5);   
  210.             this.groupBox2.Controls.Add(this.label4);   
  211.             this.groupBox2.Controls.Add(this.textBox4);   
  212.             this.groupBox2.Controls.Add(this.label3);   
  213.             this.groupBox2.Controls.Add(this.label5);   
  214.             this.groupBox2.Controls.Add(this.label9);   
  215.             this.groupBox2.Location = new System.Drawing.Point(0, 96);   
  216.             this.groupBox2.Name = "groupBox2";   
  217.             this.groupBox2.Size = new System.Drawing.Size(416, 72);   
  218.             this.groupBox2.TabIndex = 1;   
  219.             this.groupBox2.TabStop = false;   
  220.             this.groupBox2.Text = "系统设置";   
  221.             //    
  222.             // textBox6   
  223.             //    
  224.             this.textBox6.Location = new System.Drawing.Point(96, 40);   
  225.             this.textBox6.Name = "textBox6";   
  226.             this.textBox6.Size = new System.Drawing.Size(72, 21);   
  227.             this.textBox6.TabIndex = 3;   
  228.             this.textBox6.Text = "50000";   
  229.             //    
  230.             // textBox5   
  231.             //    
  232.             this.textBox5.Location = new System.Drawing.Point(320, 16);   
  233.             this.textBox5.Name = "textBox5";   
  234.             this.textBox5.Size = new System.Drawing.Size(80, 21);   
  235.             this.textBox5.TabIndex = 3;   
  236.             this.textBox5.Text = "2005";   
  237.             //    
  238.             // label4   
  239.             //    
  240.             this.label4.Location = new System.Drawing.Point(256, 24);   
  241.             this.label4.Name = "label4";   
  242.             this.label4.Size = new System.Drawing.Size(100, 16);   
  243.             this.label4.TabIndex = 2;   
  244.             this.label4.Text = "传输端口：";   
  245.             //    
  246.             // textBox4   
  247.             //    
  248.             this.textBox4.Location = new System.Drawing.Point(96, 16);   
  249.             this.textBox4.Name = "textBox4";   
  250.             this.textBox4.ReadOnly = true;   
  251.             this.textBox4.Size = new System.Drawing.Size(144, 21);   
  252.             this.textBox4.TabIndex = 1;   
  253.             //    
  254.             // label3   
  255.             //    
  256.             this.label3.Location = new System.Drawing.Point(16, 24);   
  257.             this.label3.Name = "label3";   
  258.             this.label3.Size = new System.Drawing.Size(100, 16);   
  259.             this.label3.TabIndex = 0;   
  260.             this.label3.Text = "本机IP地址：";   
  261.             //    
  262.             // label5   
  263.             //    
  264.             this.label5.Location = new System.Drawing.Point(24, 48);   
  265.             this.label5.Name = "label5";   
  266.             this.label5.Size = new System.Drawing.Size(88, 16);   
  267.             this.label5.TabIndex = 2;   
  268.             this.label5.Text = "包的大小：";   
  269.             //    
  270.             // label9   
  271.             //    
  272.             this.label9.Location = new System.Drawing.Point(176, 48);   
  273.             this.label9.Name = "label9";   
  274.             this.label9.Size = new System.Drawing.Size(224, 16);   
  275.             this.label9.TabIndex = 2;   
  276.             this.label9.Text = "（范围：10000 - 60000 单位：字节）";   
  277.             //    
  278.             // groupBox3   
  279.             //    
  280.             this.groupBox3.Controls.Add(this.textBox8);   
  281.             this.groupBox3.Controls.Add(this.textBox9);   
  282.             this.groupBox3.Controls.Add(this.textBox7);   
  283.             this.groupBox3.Controls.Add(this.progressBar1);   
  284.             this.groupBox3.Controls.Add(this.label7);   
  285.             this.groupBox3.Controls.Add(this.label8);   
  286.             this.groupBox3.Controls.Add(this.label10);   
  287.             this.groupBox3.Controls.Add(this.label11);   
  288.             this.groupBox3.Controls.Add(this.label12);   
  289.             this.groupBox3.Controls.Add(this.textBox10);   
  290.             this.groupBox3.Location = new System.Drawing.Point(0, 168);   
  291.             this.groupBox3.Name = "groupBox3";   
  292.             this.groupBox3.Size = new System.Drawing.Size(416, 168);   
  293.             this.groupBox3.TabIndex = 2;   
  294.             this.groupBox3.TabStop = false;   
  295.             this.groupBox3.Text = "状态信息";   
  296.             //    
  297.             // textBox8   
  298.             //    
  299.             this.textBox8.Location = new System.Drawing.Point(120, 40);   
  300.             this.textBox8.Name = "textBox8";   
  301.             this.textBox8.ReadOnly = true;   
  302.             this.textBox8.Size = new System.Drawing.Size(160, 21);   
  303.             this.textBox8.TabIndex = 1;   
  304.             //    
  305.             // textBox9   
  306.             //    
  307.             this.textBox9.Location = new System.Drawing.Point(120, 64);   
  308.             this.textBox9.Name = "textBox9";   
  309.             this.textBox9.ReadOnly = true;   
  310.             this.textBox9.Size = new System.Drawing.Size(80, 21);   
  311.             this.textBox9.TabIndex = 1;   
  312.             //    
  313.             // textBox7   
  314.             //    
  315.             this.textBox7.Location = new System.Drawing.Point(120, 16);   
  316.             this.textBox7.Name = "textBox7";   
  317.             this.textBox7.ReadOnly = true;   
  318.             this.textBox7.Size = new System.Drawing.Size(160, 21);   
  319.             this.textBox7.TabIndex = 1;   
  320.             //    
  321.             // progressBar1   
  322.             //    
  323.             this.progressBar1.Location = new System.Drawing.Point(8, 136);   
  324.             this.progressBar1.Name = "progressBar1";   
  325.             this.progressBar1.Size = new System.Drawing.Size(400, 23);   
  326.             this.progressBar1.Step = 1;   
  327.             this.progressBar1.TabIndex = 3;   
  328.             //    
  329.             // label7   
  330.             //    
  331.             this.label7.Location = new System.Drawing.Point(32, 24);   
  332.             this.label7.Name = "label7";   
  333.             this.label7.Size = new System.Drawing.Size(96, 16);   
  334.             this.label7.TabIndex = 2;   
  335.             this.label7.Text = "接收端IP地址：";   
  336.             //    
  337.             // label8   
  338.             //    
  339.             this.label8.Location = new System.Drawing.Point(40, 48);   
  340.             this.label8.Name = "label8";   
  341.             this.label8.Size = new System.Drawing.Size(80, 16);   
  342.             this.label8.TabIndex = 2;   
  343.             this.label8.Text = "包的总数量：";   
  344.             //    
  345.             // label10   
  346.             //    
  347.             this.label10.Location = new System.Drawing.Point(8, 72);   
  348.             this.label10.Name = "label10";   
  349.             this.label10.Size = new System.Drawing.Size(120, 16);   
  350.             this.label10.TabIndex = 2;   
  351.             this.label10.Text = "最后一个包的大小：";   
  352.             //    
  353.             // label11   
  354.             //    
  355.             this.label11.Location = new System.Drawing.Point(200, 72);   
  356.             this.label11.Name = "label11";   
  357.             this.label11.Size = new System.Drawing.Size(96, 16);   
  358.             this.label11.TabIndex = 2;   
  359.             this.label11.Text = "（单位：字节）";   
  360.             //    
  361.             // label12   
  362.             //    
  363.             this.label12.Location = new System.Drawing.Point(16, 96);   
  364.             this.label12.Name = "label12";   
  365.             this.label12.Size = new System.Drawing.Size(104, 16);   
  366.             this.label12.TabIndex = 2;   
  367.             this.label12.Text = "已发送包的数量：";   
  368.             //    
  369.             // textBox10   
  370.             //    
  371.             this.textBox10.Location = new System.Drawing.Point(120, 88);   
  372.             this.textBox10.Name = "textBox10";   
  373.             this.textBox10.ReadOnly = true;   
  374.             this.textBox10.Size = new System.Drawing.Size(80, 21);   
  375.             this.textBox10.TabIndex = 1;   
  376.             //    
  377.             // groupBox4   
  378.             //    
  379.             this.groupBox4.Controls.Add(this.button2);   
  380.             this.groupBox4.Location = new System.Drawing.Point(0, 336);   
  381.             this.groupBox4.Name = "groupBox4";   
  382.             this.groupBox4.Size = new System.Drawing.Size(416, 48);   
  383.             this.groupBox4.TabIndex = 3;   
  384.             this.groupBox4.TabStop = false;   
  385.             this.groupBox4.Text = "系统控制";   
  386.             //    
  387.             // button2   
  388.             //    
  389.             this.button2.Location = new System.Drawing.Point(16, 16);   
  390.             this.button2.Name = "button2";   
  391.             this.button2.Size = new System.Drawing.Size(75, 23);   
  392.             this.button2.TabIndex = 0;   
  393.             this.button2.Text = "开始发送";   
  394.             this.button2.Click += new System.EventHandler(this.button2_Click);   
  395.             //    
  396.             // Form1   
  397.             //    
  398.             this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);   
  399.             this.ClientSize = new System.Drawing.Size(416, 389);   
  400.             this.Controls.Add(this.groupBox4);   
  401.             this.Controls.Add(this.groupBox3);   
  402.             this.Controls.Add(this.groupBox2);   
  403.             this.Controls.Add(this.groupBox1);   
  404.             this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;   
  405.             this.MaximizeBox = false;   
  406.             this.Name = "Form1";   
  407.             this.Text = "点对点文件传输软体发送端";   
  408.             this.Load += new System.EventHandler(this.EzoneSend_Load);   
  409.             this.groupBox1.ResumeLayout(false);   
  410.             this.groupBox1.PerformLayout();   
  411.             this.groupBox2.ResumeLayout(false);   
  412.             this.groupBox2.PerformLayout();   
  413.             this.groupBox3.ResumeLayout(false);   
  414.             this.groupBox3.PerformLayout();   
  415.             this.groupBox4.ResumeLayout(false);   
  416.             this.ResumeLayout(false);   
  417.   
  418.         }  
  419.         #endregion   
  420.   
  421.         /// <summary>   
  422.         /// 应用程序的主入口点。   
  423.         /// </summary>   
  424.         [STAThread]   
  425.         static void Main()    
  426.         {   
  427.             Application.Run(new Form1());   
  428.         }   
  429.   
  430.         private void button1_Click(object sender, System.EventArgs e)   
  431.         {   
  432.             //选择要进行传输的文件   
  433.             if(this.openFileDialog1.ShowDialog()==DialogResult.OK)   
  434.             {   
  435.                 FileInfo EzoneFile=new FileInfo(this.openFileDialog1.FileName);   
  436.                 this.textBox1.Text=EzoneFile.FullName;   
  437.                 this.textBox2.Text=EzoneFile.Name;   
  438.                 this.textBox3.Text=EzoneFile.Length.ToString();   
  439.                    
  440.             }   
  441.         }   
  442.   
  443.   
  444.         private void StartSend()   
  445.         {              
  446.             //创建一个文件对象   
  447.             FileInfo EzoneFile=new FileInfo(this.textBox1.Text);   
  448.             //打开文件流   
  449.             FileStream EzoneStream=EzoneFile.OpenRead();   
  450.             //包的大小   
  451.             int PacketSize=int.Parse(this.textBox6.Text);   
  452.             //包的数量   
  453.             int PacketCount=(int)(EzoneStream.Length/((long)PacketSize));   
  454.             this.textBox8.Text=PacketCount.ToString();   
  455.             this.progressBar1.Maximum=PacketCount;   
  456.             //最后一个包的大小   
  457.             int LastDataPacket=(int)(EzoneStream.Length-((long)(PacketSize*PacketCount)));   
  458.             this.textBox9.Text=LastDataPacket.ToString();   
  459.                
  460.             ////创建一个网络端点   
  461.             //IPEndPoint ipep = new IPEndPoint(IPAddress.Parse("192.168.1.136"), int.Parse(this.textBox5.Text));   
  462.   
  463.             ////MessageBox.Show(IPAddress.Any);   
  464.   
  465.             ////创建一个套接字   
  466.             //Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);   
  467.   
  468.             //MessageBox.Show(server.ToString());   
  469.   
  470.   
  471.   
  472.             //指向远程服务端节点   
  473.             IPEndPoint ipep = new IPEndPoint(IPAddress.Parse("192.168.1.136"), int.Parse(this.textBox5.Text));   
  474.             //创建套接字   
  475.             Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);   
  476.             //连接到发送端   
  477.             client.Connect(ipep);   
  478.   
  479.   
  480.   
  481.   
  482.   
  483.             ////绑定套接字到端口   
  484.             //client.Bind(ipep);   
  485.   
  486.             //MessageBox.Show(ipep.ToString());   
  487.   
  488.             ////开始侦听(并堵塞该线程)   
  489.             //server.Listen(10);   
  490.             //确认连接   
  491.             //Socket client = server.Accept();   
  492.   
  493.             //MessageBox.Show(client.ToString());   
  494.   
  495.                
  496.   
  497.                
  498.   
  499.   
  500.   
  501.             //获得客户端节点对象   
  502.             IPEndPoint clientep=(IPEndPoint)client.RemoteEndPoint;   
  503.             //获得客户端的IP地址   
  504.             //this.textBox7.Text=clientep.Address.ToString();   
  505.             //发送[文件名]到客户端   
  506.             CommonModule.EzoneModule.SendVarData(client,System.Text.Encoding.Unicode.GetBytes(EzoneFile.Name));   
  507.             //发送[包的大小]到客户端   
  508.             CommonModule.EzoneModule.SendVarData(client,System.Text.Encoding.Unicode.GetBytes(PacketSize.ToString()));   
  509.             //发送[包的总数量]到客户端   
  510.             CommonModule.EzoneModule.SendVarData(client,System.Text.Encoding.Unicode.GetBytes(PacketCount.ToString()));   
  511.             //发送[最后一个包的大小]到客户端   
  512.             CommonModule.EzoneModule.SendVarData(client,System.Text.Encoding.Unicode.GetBytes(LastDataPacket.ToString()));   
  513.   
  514.             //数据包   
  515.             byte[] data=new byte[PacketSize];   
  516.             //开始循环发送数据包   
  517.             for(int i=0;i<PacketCount;i++)   
  518.             {   
  519.                 //从文件流读取数据并填充数据包   
  520.                 EzoneStream.Read(data,0,data.Length);   
  521.                 //发送数据包   
  522.                 CommonModule.EzoneModule.SendVarData(client,data);   
  523.                 //显示发送数据包的个数   
  524.                 this.textBox10.Text=((int)(i+1)).ToString();   
  525.                 //进度条值的显示   
  526.                 this.progressBar1.PerformStep();   
  527.             }   
  528.   
  529.             //如果还有多余的数据包,则应该发送完毕!   
  530.             if(LastDataPacket!=0)   
  531.             {   
  532.                 data=new byte[LastDataPacket];   
  533.                 EzoneStream.Read(data,0,data.Length);   
  534.                 CommonModule.EzoneModule.SendVarData(client,data);   
  535.                 this.progressBar1.Value=this.progressBar1.Maximum;   
  536.             }   
  537.   
  538.             //关闭套接字   
  539.             client.Close();   
  540.             //server.Close();   
  541.             //关闭文件流   
  542.             EzoneStream.Close();   
  543.             this.button2.Enabled=true;   
  544.             MessageBox.Show("文件传输完毕!");   
  545.         }   
  546.   
  547.   
  548.         private void button2_Click(object sender, System.EventArgs e)   
  549.         {   
  550.             //开启文件传输子线程   
  551.             Thread TempThread=new Thread(new ThreadStart(this.StartSend));   
  552.             TempThread.Start();   
  553.             this.button2.Enabled=false;   
  554.         }   
  555.   
  556.         private void EzoneSend_Load(object sender, System.EventArgs e)   
  557.         {   
  558.             //获得本机的IP地址   
  559.             this.textBox4.Text=Dns.GetHostByName(Dns.GetHostName()).AddressList[0].ToString();   
  560.         }   
  561.     }   
  562. }  




公共类，服务端客户端都需要用到

C#代码 复制代码
  1. ////////////////////////////Begin-公共模块//////////////////////////////////////   
  2.   
  3.   
  4. using System;   
  5. using System.Collections.Generic;   
  6. using System.Text;   
  7.   
  8. using System.Net;   
  9. using System.Net.Sockets;   
  10. using System.Windows.Forms;   
  11.   
  12. namespace TestSocketServerHSTF   
  13. {   
  14.     class TransferFiles   
  15.     {   
  16.         public TransferFiles()   
  17.         {   
  18.             //   
  19.             // TODO: 在此处添加构造函数逻辑   
  20.             //   
  21.         }   
  22.   
  23.   
  24.   
  25.         public static int SendData(Socket s, byte[] data)   
  26.         {   
  27.             int total = 0;   
  28.             int size = data.Length;   
  29.             int dataleft = size;   
  30.             int sent;   
  31.   
  32.             while (total < size)   
  33.             {   
  34.                 sent = s.Send(data, total, dataleft, SocketFlags.None);   
  35.                 total += sent;   
  36.                 dataleft -= sent;   
  37.             }   
  38.   
  39.             return total;   
  40.         }   
  41.   
  42.         public static byte[] ReceiveData(Socket s, int size)   
  43.         {   
  44.             int total = 0;   
  45.             int dataleft = size;   
  46.             byte[] data = new byte[size];   
  47.             int recv;   
  48.             while (total < size)   
  49.             {   
  50.                 recv = s.Receive(data, total, dataleft, SocketFlags.None);   
  51.                 if (recv == 0)   
  52.                 {   
  53.                     data = null;   
  54.                     break;   
  55.                 }   
  56.   
  57.                 total += recv;   
  58.                 dataleft -= recv;   
  59.             }   
  60.             return data;   
  61.         }   
  62.   
  63.         public static int SendVarData(Socket s, byte[] data)   
  64.         {   
  65.             int total = 0;   
  66.             int size = data.Length;   
  67.             int dataleft = size;   
  68.             int sent;   
  69.             byte[] datasize = new byte[4];   
  70.             datasize = BitConverter.GetBytes(size);   
  71.             sent = s.Send(datasize);   
  72.   
  73.             while (total < size)   
  74.             {   
  75.                 sent = s.Send(data, total, dataleft, SocketFlags.None);   
  76.                 total += sent;   
  77.                 dataleft -= sent;   
  78.             }   
  79.   
  80.             return total;   
  81.         }   
  82.   
  83.         public static byte[] ReceiveVarData(Socket s)   
  84.         {   
  85.             int total = 0;   
  86.             int recv;   
  87.             byte[] datasize = new byte[4];   
  88.             recv = s.Receive(datasize, 0, 4, SocketFlags.None);   
  89.             int size = BitConverter.ToInt32(datasize, 0);   
  90.             int dataleft = size;   
  91.             byte[] data = new byte[size];   
  92.             while (total < size)   
  93.             {   
  94.                 recv = s.Receive(data, total, dataleft, SocketFlags.None);   
  95.                 if (recv == 0)   
  96.                 {   
  97.                     data = null;   
  98.                     break;   
  99.                 }   
  100.                 total += recv;   
  101.                 dataleft -= recv;   
  102.             }   
  103.             return data;   
  104.         }   
  105.     }   
  106. }   
  107.   
  108.   
  109.   
  110.   
  111. /////////////////////////////End-公共模块///////////////////////////////////////  



posted on 2009-08-25 14:03  米高佐敦  阅读(2310)  评论(0)  编辑  收藏  举报

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