C#实现注册码功能

  1     class RegisterClass
  2     {
  3         //步骤一: 获得CUP序列号和硬盘序列号的实现代码如下:
  4         //获得CPU的序列号
  5         bool Stupids = true;
  6         bool Cat = false;
  7         public string getCpu()
  8         {
  9             string strCpu = null;
 10             ManagementClass myCpu = new ManagementClass("win32_Processor");
 11             ManagementObjectCollection myCpuConnection = myCpu.GetInstances();
 12             foreach (ManagementObject myObject in myCpuConnection)
 13             {
 14                 strCpu = myObject.Properties["Processorid"].Value.ToString();
 15                 break;
 16             }
 17             return strCpu;
 18         }
 19 
 20         //取得设备硬盘的卷标号
 21         public string GetDiskVolumeSerialNumber()
 22         {
 23             ManagementClass mc =
 24                  new ManagementClass("Win32_NetworkAdapterConfiguration");
 25             ManagementObject disk =
 26                  new ManagementObject("win32_logicaldisk.deviceid="c:"");
 27             disk.Get();
 28             return disk.GetPropertyValue("VolumeSerialNumber").ToString();
 29         }
 30 
 31         //步骤二: 收集硬件信息生成机器码, 代码如下: 
 32         //生成机器码
 33         public string CreateCode()
 34         {
 35             string temp = getCpu() + GetDiskVolumeSerialNumber();//获得24位Cpu和硬盘序列号
 36             string[] strid = new string[24];//
 37             for (int i = 0; i < 24; i++)//把字符赋给数组
 38             {
 39                 strid[i] = temp.Substring(i, 1);
 40             }
 41             temp = "";
 42             //Random rdid = new Random();
 43             for (int i = 0; i < 24; i++)//从数组随机抽取24个字符组成新的字符生成机器三
 44             {
 45                 //temp += strid[rdid.Next(0, 24)];
 46                 temp += strid[i + 3 >= 24 ? 0 : i + 3];
 47             }
 48             return GetMd5(temp);
 49         }
 50 
 51 
 52         //步骤三: 使用机器码生成软件注册码, 代码如下:
 53         //使用机器码生成注册码
 54         public int[] intCode = new int[127];//用于存密钥
 55         public void setIntCode()//给数组赋值个小于10的随机数
 56         {
 57             //Random ra = new Random();
 58             //for (int i = 1; i < intCode.Length;i++ )
 59             //{
 60             //    intCode[i] = ra.Next(0, 9);
 61             //}
 62             for (int i = 1; i < intCode.Length; i++)
 63             {
 64                 intCode[i] = i + 3 > 9 ? 0 : i + 3;
 65             }
 66         }
 67         public int[] intNumber = new int[25];//用于存机器码的Ascii值
 68         public char[] Charcode = new char[25];//存储机器码字
 69 
 70         //生成注册码
 71         public string GetCode(string code)
 72         {
 73             if (code != "")
 74             {
 75                 //把机器码存入数组中
 76                 setIntCode();//初始化127位数组
 77                 for (int i = 1; i < Charcode.Length; i++)//把机器码存入数组中
 78                 {
 79                     Charcode[i] = Convert.ToChar(code.Substring(i - 1, 1));
 80                 }//
 81                 for (int j = 1; j < intNumber.Length; j++)//把字符的ASCII值存入一个整数组中。
 82                 {
 83                     intNumber[j] =intCode[Convert.ToInt32(Charcode[j])] +Convert.ToInt32(Charcode[j]);
 84                 }
 85                 string strAsciiName = null;//用于存储机器码
 86                 for (int j = 1; j < intNumber.Length; j++)
 87                 {
 88                     //MessageBox.Show((Convert.ToChar(intNumber[j])).ToString());
 89                     //判断字符ASCII值是否0－9之间
 90                     if (intNumber[j] >= 48 && intNumber[j] <= 57)
 91                     {
 92                         strAsciiName += Convert.ToChar(intNumber[j]).ToString();
 93                     }
 94                     //判断字符ASCII值是否A－Z之间
 95                     else if (intNumber[j] >= 65 && intNumber[j] <= 90)
 96                     {
 97                         strAsciiName += Convert.ToChar(intNumber[j]).ToString();
 98                     }
 99                     //判断字符ASCII值是否a－z之间
100                     else if (intNumber[j] >= 97 && intNumber[j] <= 122)
101                     {
102                         strAsciiName += Convert.ToChar(intNumber[j]).ToString();
103                     }
104                     else//判断字符ASCII值不在以上范围内
105                     {
106                         if (intNumber[j] > 122)//判断字符ASCII值是否大于z
107                         {
108                             strAsciiName += Convert.ToChar(intNumber[j] - 10).ToString();
109                         }
110                         else
111                         {
112                             strAsciiName += Convert.ToChar(intNumber[j] - 9).ToString();
113                         }
114                     }
115                     //label3.Text = strAsciiName;//得到注册码
116                 }
117                 return strAsciiName;
118             }
119             else
120             {
121                 return "";
122             }
123         }
124 
125         //步骤四: 用户输入注册码注册软件, 演示代码如下:
126         //注册
127         public bool RegistIt(string currentCode, string realCode)
128         {
129             if (realCode != "")
130             {
131                 if (currentCode.TrimEnd().Equals(realCode.TrimEnd()))
132                 {
133                     Microsoft.Win32.RegistryKey retkey =
134                          Microsoft.Win32.Registry.CurrentUser.
135                          OpenSubKey("software", true).CreateSubKey("StupidsCat").
136                          CreateSubKey("StupidsCat.ini").
137                          CreateSubKey(currentCode.TrimEnd());
138                     retkey.SetValue("StupidsCat", "BBC6D58D0953F027760A046D58D52786");
139 
140 
141                     retkey = Microsoft.Win32.Registry.LocalMachine.
142                         OpenSubKey("software", true).CreateSubKey("StupidsCat").
143                          CreateSubKey("StupidsCat.ini").
144                          CreateSubKey(currentCode.TrimEnd());
145                     retkey.SetValue("StupidsCat", "BBC6D58D0953F027760A046D58D52786");
146 
147 
148                     return Stupids;
149                 }
150                 else
151                 {
152                     return Cat;
153                 }
154             }
155             else { return Cat; }
156         }
157 
158 
159         public bool BoolRegist(string sn)
160         {
161             string[] keynames; bool flag = false;
162             Microsoft.Win32.RegistryKey localRegKey = Microsoft.Win32.Registry.LocalMachine;
163             Microsoft.Win32.RegistryKey userRegKey = Microsoft.Win32.Registry.CurrentUser;
164             try
165             {
166                 keynames = localRegKey.OpenSubKey("software\StupidsCat\StupidsCat.ini\" + GetMd5(sn)).GetValueNames();
167                 foreach (string name in keynames)
168                 {
169                     if (name == "StupidsCat")
170                     {
171                         if (localRegKey.OpenSubKey("software\StupidsCat\StupidsCat.ini\" + GetMd5(sn)).GetValue("StupidsCat").ToString() == "BBC6D58D0953F027760A046D58D52786")
172                             flag = true;
173                     }
174                 }
175                 keynames = userRegKey.OpenSubKey("software\StupidsCat\StupidsCat.ini\" + GetMd5(sn)).GetValueNames();
176                 foreach (string name in keynames)
177                 {
178                     if (name == "StupidsCat")
179                     {
180                         if (flag && userRegKey.OpenSubKey("software\StupidsCat\StupidsCat.ini\" + GetMd5(sn)).GetValue("StupidsCat").ToString() == "BBC6D58D0953F027760A046D58D52786")
181                             return true;
182                     }
183                 }
184                 return false;
185             }
186             catch
187             {
188                 return false;
189             }
190             finally
191             {
192                 localRegKey.Close();
193                 userRegKey.Close();
194             }
195         }
196 
197 
198         public string GetMd5(object text)
199         {
200             string path = text.ToString();
201 
202             MD5CryptoServiceProvider MD5Pro = new MD5CryptoServiceProvider();
203             Byte[] buffer = Encoding.GetEncoding("utf-8").GetBytes(text.ToString());
204             Byte[] byteResult = MD5Pro.ComputeHash(buffer);
205 
206             string md5result = BitConverter.ToString(byteResult).Replace("-", "");
207             return md5result;
208         }
209     }