C# 使用加密狗登录

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 < 6; i++）
                {
                    chTemp[i] = （char）dog.DogData[i];
            

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2010-04-06 13:10  Ex13_04\
     文件         910  2007-07-11 11:32  Ex13_04.sln
     文件       12800  2007-07-11 11:32  Ex13_04.suo
     目录           0  2010-04-06 13:10  Ex13_04\bin\
     目录           0  2010-04-06 13:10  Ex13_04\bin\Debug\
     文件       20480  2007-07-11 11:32  Ex13_04\bin\Debug\Ex13_04.exe
     文件       26112  2007-07-11 11:32  Ex13_04\bin\Debug\Ex13_04.pdb
     文件        5632  2007-07-11 11:32  Ex13_04\bin\Debug\Ex13_04.vshost.exe
     文件       61440  2007-07-11 11:32  Ex13_04\bin\Debug\win32dll.dll
     文件        3270  2007-07-11 11:32  Ex13_04\Ex13_04.csproj
     文件        2007  2007-07-11 11:32  Ex13_04\Form1.cs
     文件        5478  2007-07-11 11:32  Ex13_04\Form1.Designer.cs
     文件        5814  2007-07-11 11:32  Ex13_04\Form1.resx
     目录           0  2010-04-06 13:10  Ex13_04\obj\
     目录           0  2010-04-06 13:10  Ex13_04\obj\Debug\
     文件         842  2007-07-11 11:32  Ex13_04\obj\Debug\Ex13_04.csproj.GenerateResource.Cache
     文件       20480  2007-07-11 11:32  Ex13_04\obj\Debug\Ex13_04.exe
     文件         180  2007-07-11 11:32  Ex13_04\obj\Debug\Ex13_04.Form1.resources
     文件       26112  2007-07-11 11:32  Ex13_04\obj\Debug\Ex13_04.pdb
     文件         180  2007-07-11 11:32  Ex13_04\obj\Debug\Ex13_04.Properties.Resources.resources
     目录           0  2010-04-06 13:10  Ex13_04\obj\Debug\TempPE\
     文件         268  2007-07-11 11:32  Ex13_04\obj\Ex13_04.csproj.FileList.txt
     文件         466  2007-07-11 11:32  Ex13_04\Program.cs
     目录           0  2010-04-06 13:10  Ex13_04\Properties\
     文件        1162  2007-07-11 11:32  Ex13_04\Properties\AssemblyInfo.cs
     文件        2868  2007-07-11 11:32  Ex13_04\Properties\Resources.Designer.cs
     文件        5612  2007-07-11 11:32  Ex13_04\Properties\Resources.resx
     文件        1090  2007-07-11 11:32  Ex13_04\Properties\Settings.Designer.cs
     文件         249  2007-07-11 11:32  Ex13_04\Properties\Settings.settings