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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