using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;

using?System.Runtime.InteropServices;

namespace?Ex13_04
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????Dog?dog?=?new?Dog（100）;
????????????dog.DogAddr?=?0;		
????????????dog.DogBytes?=?6;			
????????????dog.ReadDog（）;
????????????if?（dog.Retcode?==?0）
????????????{
????????????????char[]?chTemp?=?new?char[6];
????????????????for?（int?i?=?0;?i?????????????????{
????????????????????chTemp[i]?=?（char）dog.DogData[i];
????????????????}
????????????????String?str?=?new?String（chTemp）;
????????????????if?（textBox2.Text==str）
????????????????{
????????????????????MessageBox.Show（“OK“）;
????????????????}
????????????????else
????????????????{
????????????????????MessageBox.Show（“error“）;
????????????????}
????????????}
????????}

????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????Application.Exit（）;
????????}
????}
}

[StructLayout（LayoutKind.Sequential）]
//這個類用于讀寫加密狗。
public?unsafe?class?Dog
{

????public?uint?DogBytes?DogAddr;??//設(shè)置加密狗起始地址
????public?byte[]?DogData;??//設(shè)置數(shù)據(jù)的長度
????public?uint?Retcode;

????[DllImport（“Win32dll.dll“?CharSet?=?CharSet.Ansi）]
????public?static?unsafe?extern?uint?DogRead（uint?idogBytes?uint?idogAddr?byte*?pdogData）;

????public?unsafe?Dog（ushort?num）
????{
????????DogBytes?=?num;
????????DogData?=?new?byte[DogBytes];?//設(shè)置數(shù)據(jù)的長度
????}

????public?unsafe?void?ReadDog（）
????{
????????fixed?（byte*?pDogData?=?&DogData[0]）
????????{
????????????Retcode?=?DogRead（DogBytes?DogAddr?pDogData）;　　//將數(shù)據(jù)讀出加密狗
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????20480??2007-07-11?11:32??Ex13_04\Ex13_04\bin\Debug\Ex13_04.exe

?????文件??????26112??2007-07-11?11:32??Ex13_04\Ex13_04\bin\Debug\Ex13_04.pdb

?????文件???????5632??2007-07-11?11:32??Ex13_04\Ex13_04\bin\Debug\Ex13_04.vshost.exe

?????文件??????61440??2007-07-11?11:32??Ex13_04\Ex13_04\bin\Debug\win32dll.dll

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04\bin\Debug

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04\bin

?????文件???????3270??2007-07-11?11:32??Ex13_04\Ex13_04\Ex13_04.csproj

?????文件???????2007??2007-07-11?11:32??Ex13_04\Ex13_04\Form1.cs

?????文件???????5478??2007-07-11?11:32??Ex13_04\Ex13_04\Form1.Designer.cs

?????文件???????5814??2007-07-11?11:32??Ex13_04\Ex13_04\Form1.resx

?????文件????????842??2007-07-11?11:32??Ex13_04\Ex13_04\obj\Debug\Ex13_04.csproj.GenerateResource.Cache

?????文件??????20480??2007-07-11?11:32??Ex13_04\Ex13_04\obj\Debug\Ex13_04.exe

?????文件????????180??2007-07-11?11:32??Ex13_04\Ex13_04\obj\Debug\Ex13_04.Form1.resources

?????文件??????26112??2007-07-11?11:32??Ex13_04\Ex13_04\obj\Debug\Ex13_04.pdb

?????文件????????180??2007-07-11?11:32??Ex13_04\Ex13_04\obj\Debug\Ex13_04.Properties.Resources.resources

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04\obj\Debug\TempPE

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04\obj\Debug

?????文件????????268??2007-07-11?11:32??Ex13_04\Ex13_04\obj\Ex13_04.csproj.FileList.txt

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04\obj

?????文件????????466??2007-07-11?11:32??Ex13_04\Ex13_04\Program.cs

?????文件???????1162??2007-07-11?11:32??Ex13_04\Ex13_04\Properties\AssemblyInfo.cs

?????文件???????2868??2007-07-11?11:32??Ex13_04\Ex13_04\Properties\Resources.Designer.cs

?????文件???????5612??2007-07-11?11:32??Ex13_04\Ex13_04\Properties\Resources.resx

?????文件???????1090??2007-07-11?11:32??Ex13_04\Ex13_04\Properties\Settings.Designer.cs

?????文件????????249??2007-07-11?11:32??Ex13_04\Ex13_04\Properties\Settings.settings

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04\Properties

?????目錄??????????0??2009-04-03?13:28??Ex13_04\Ex13_04

?????文件????????910??2007-07-11?11:32??Ex13_04\Ex13_04.sln

?????文件??????12800??2007-07-11?11:32??Ex13_04\Ex13_04.suo

?????目錄??????????0??2009-04-03?13:28??Ex13_04

............此處省略3個文件信息