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C#查本机地址和网段扫描(Codesource)

王朝c#·作者佚名  2006-01-09
窄屏简体版  字體: |||超大  

using System;

using System.Drawing;

using System.Collections;

using System.ComponentModel;

using System.Windows.Forms;

using System.Net;

using System.Threading;

namespace WindowsApplication1

{

/// <summary>

/// Form1 的摘要说明。

/// </summary>

public class Form1 : System.Windows.Forms.Form

{

private System.Windows.Forms.Button button1;

private System.Windows.Forms.Button button2;

private System.Windows.Forms.Button button3;

private System.Windows.Forms.TextBox textBox1;

private System.Windows.Forms.TextBox textBox2;

private System.Windows.Forms.Label label1;

private System.Windows.Forms.TextBox textBox3;

private System.Windows.Forms.TextBox textBox4;

private System.Windows.Forms.TextBox textBox5;

/// <summary>

/// 必需的设计器变量。

/// </summary>

private System.ComponentModel.Container components = null;

public Form1()

{

//

// Windows 窗体设计器支持所必需的

//

InitializeComponent();

//

// TODO: 在 InitializeComponent 调用后添加任何构造函数代码

//

}

/// <summary>

/// 清理所有正在使用的资源。

/// </summary>

protected override void Dispose( bool disposing )

{

if( disposing )

{

if(components != null)

{

components.Dispose();

}

}

base.Dispose( disposing );

}

public static void Main()

{

Application.Run(new Form1());

}

#region Windows 窗体设计器生成的代码

/// <summary>

/// 设计器支持所需的方法 - 不要使用代码编辑器修改

/// 此方法的内容。

/// </summary>

private void InitializeComponent()

{

this.button1 = new System.Windows.Forms.Button();

this.button2 = new System.Windows.Forms.Button();

this.button3 = new System.Windows.Forms.Button();

this.textBox1 = new System.Windows.Forms.TextBox();

this.textBox2 = new System.Windows.Forms.TextBox();

this.label1 = new System.Windows.Forms.Label();

this.textBox3 = new System.Windows.Forms.TextBox();

this.textBox4 = new System.Windows.Forms.TextBox();

this.textBox5 = new System.Windows.Forms.TextBox();

this.SuspendLayout();

//

// button1

//

this.button1.Location = new System.Drawing.Point(40, 272);

this.button1.Name = "button1";

this.button1.Size = new System.Drawing.Size(104, 32);

this.button1.TabIndex = 0;

this.button1.Text = "button1";

this.button1.Click += new System.EventHandler(this.button1_Click);

//

// button2

//

this.button2.Location = new System.Drawing.Point(264, 272);

this.button2.Name = "button2";

this.button2.Size = new System.Drawing.Size(104, 32);

this.button2.TabIndex = 1;

this.button2.Text = "button2";

this.button2.Click += new System.EventHandler(this.button2_Click);

//

// button3

//

this.button3.Location = new System.Drawing.Point(480, 272);

this.button3.Name = "button3";

this.button3.Size = new System.Drawing.Size(104, 32);

this.button3.TabIndex = 2;

this.button3.Text = "button3";

this.button3.Click += new System.EventHandler(this.button3_Click);

//

// textBox1

//

this.textBox1.Location = new System.Drawing.Point(40, 88);

this.textBox1.Multiline = true;

this.textBox1.Name = "textBox1";

this.textBox1.Size = new System.Drawing.Size(544, 64);

this.textBox1.TabIndex = 3;

this.textBox1.Text = "";

//

// textBox2

//

this.textBox2.Location = new System.Drawing.Point(40, 184);

this.textBox2.Multiline = true;

this.textBox2.Name = "textBox2";

this.textBox2.Size = new System.Drawing.Size(544, 56);

this.textBox2.TabIndex = 4;

this.textBox2.Text = "";

//

// label1

//

this.label1.Location = new System.Drawing.Point(40, 24);

this.label1.Name = "label1";

this.label1.Size = new System.Drawing.Size(120, 24);

this.label1.TabIndex = 5;

this.label1.Text = "label1";

//

// textBox3

//

this.textBox3.Location = new System.Drawing.Point(256, 16);

this.textBox3.Name = "textBox3";

this.textBox3.Size = new System.Drawing.Size(176, 21);

this.textBox3.TabIndex = 6;

this.textBox3.Text = "textBox3";

//

// textBox4

//

this.textBox4.Location = new System.Drawing.Point(256, 56);

this.textBox4.Name = "textBox4";

this.textBox4.Size = new System.Drawing.Size(176, 21);

this.textBox4.TabIndex = 7;

this.textBox4.Text = "textBox4";

//

// textBox5

//

this.textBox5.Location = new System.Drawing.Point(464, 56);

this.textBox5.Name = "textBox5";

this.textBox5.Size = new System.Drawing.Size(152, 21);

this.textBox5.TabIndex = 8;

this.textBox5.Text = "textBox5";

//

// Form1

//

this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);

this.ClientSize = new System.Drawing.Size(648, 350);

this.Controls.Add(this.textBox5);

this.Controls.Add(this.textBox4);

this.Controls.Add(this.textBox3);

this.Controls.Add(this.label1);

this.Controls.Add(this.textBox2);

this.Controls.Add(this.textBox1);

this.Controls.Add(this.button3);

this.Controls.Add(this.button2);

this.Controls.Add(this.button1);

this.Name = "Form1";

this.Text = "Form1";

this.Load += new System.EventHandler(this.Form1_Load);

this.ResumeLayout(false);

}

#endregion

private void Form1_Load(object sender, System.EventArgs e)

{

}

private void button1_Click(object sender, System.EventArgs e)

{

IPHostEntry myHost = new IPHostEntry();

try

{

myHost = Dns.GetHostByName(Dns.GetHostName());

//显示本地主机名

this.textBox2.AppendText(myHost.HostName.ToString());

//显示本地主机的IP地址表

for(int i=0; i < myHost.AddressList.Length; i++)

{

this.textBox2.AppendText("本地主机IP地址->" + myHost.AddressList[i].ToString() + "\r\n");

textBox2.Refresh();

}

}

catch(Exception error)

{

MessageBox.Show(error.Message);

}

}

private void button2_Click(object sender, System.EventArgs e)

{

IPHostEntry myDnsToIP = new IPHostEntry();

myDnsToIP = Dns.Resolve(this.textBox1.Text);

//显示此域名的IP地址的列表

for(int i = 0; i < myDnsToIP.AddressList.Length; i++)

{

this.textBox2.AppendText(this.textBox1.Text + "的IP地址是" + myDnsToIP.AddressList[i].ToString() + "\r\n");

}

}

private void button3_Click(object sender, System.EventArgs e)

{

Thread thScan = new Thread(new ThreadStart(ScanTarget));

thScan.Name="ThreadTest";

thScan.Start();

}

private void ScanTarget()

{

this.button3.Enabled = false;

this.label1.Text = "0";

string strIPAddress = textBox3.Text.ToString();

//开始扫描地址

int nStrat = Int32.Parse(textBox4.Text);

//终止扫描地址

int nEnd = Int32.Parse(textBox5.Text);

//扫描的操作

for(int i = nStrat; i <= nEnd; i++)

{

string strScanIPAdd = strIPAddress + "."+i.ToString();

this.label1.Text = i.ToString();

//转换成IP地址

IPAddress myScanIP = IPAddress.Parse(strScanIPAdd);

try

{

//你可以加入自已的,增强功能

// Dns.GetHostByAddress 方法: 根据 IP 地

//址获取 DNS 主机信息。

IPHostEntry myScanHost = Dns.GetHostByAddress(myScanIP);

//获取主机的名

string strHostName = myScanHost.HostName.ToString();

this.textBox2.AppendText(strScanIPAdd + " -> " + strHostName + "\r\n");

}

catch(Exception error)

{

MessageBox.Show(error.Message);

}

}

this.button3.Enabled = true;

}

}

}

 
 
 
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