（一）软件的实现：
SoftReg类：
1: using System;
2: using System.Collections.Generic;
3: using System.Linq;
4: using System.Text;
5: using System.Management; //需要引用System.Management.dll
6:
7: namespace SoftRegister
8: {
9:class SoftReg
10:{
11: ///<summary>
12: /// 获取硬盘卷标号
13: ///</summary>
14: ///<returns></returns>
15: public string GetDiskVolumeSerialNumber()
16: {
17: ManagementClass mc = new ManagementClass("win32_NetworkAdapterConfiguration");
18: ManagementObject disk = new ManagementObject("win32_logicaldisk.deviceid=\"c:\"");
19: disk.Get();
20: return disk.GetPropertyValue("VolumeSerialNumber").ToString();
21: }
22:
23: ///<summary>
24: /// 获取CPU序列号
25: ///</summary>
26: ///<returns></returns>
27: public string GetCpu()
28: {
29: string strCpu = null;
30: ManagementClass myCpu = new ManagementClass("win32_Processor");
31: ManagementObjectCollection myCpuCollection = myCpu.GetInstances();
32: foreach (ManagementObject myObject in myCpuCollection)
33: {
34: strCpu = myObject.Properties["Processorid"].Value.ToString();
35: }
36: return strCpu;
37: }
38:
39: ///<summary>
40: /// 生成机器码
41: ///</summary>
42: ///<returns></returns>
43: public string GetMNum()
44: {
45: string strNum = GetCpu() + GetDiskVolumeSerialNumber();
46: string strMNum = strNum.Substring(0, 24); //截取前24位作为机器码
47: return strMNum;
48: }
49:
50: public int[] intCode = new int[127]; //存储密钥
51: public char[] charCode = new char[25]; //存储ASCII码
52: public int[] intNumber = new int[25]; //存储ASCII码值
53:
54: //初始化密钥
55: public void SetIntCode()
56: {
57: for (int i = 1; i < intCode.Length; i++)
58: {
59: intCode[i] = i % 9;
60: }
61: }
62:
63: ///<summary>
64: /// 生成注册码
65: ///</summary>
66: ///<returns></returns>
67: public string GetRNum()
68: {
69: SetIntCode();
70: string strMNum = GetMNum();
71: for (int i = 1; i < charCode.Length; i++) //存储机器码
72: {
73: charCode[i] = Convert.ToChar(strMNum.Substring(i - 1, 1));
74: }
75: for (int j = 1; j < intNumber.Length; j++) //改变ASCII码值
76: {
77: intNumber[j] = Convert.ToInt32(charCode[j]) + intCode[Convert.ToInt32(charCode[j])];
78: }
79: string strAsciiName = ""; //注册码
80: for (int k = 1; k < intNumber.Length; k++) //生成注册码
81: {
82:
83: if ((intNumber[k] >= 48 && intNumber[k] <= 57) || (intNumber[k] >= 65 && intNumber[k]
84: <= 90) || (intNumber[k] >= 97 && intNumber[k] <= 122)) //判断如果在0-9、A-Z、a-z之间
85: {
86: strAsciiName += Convert.ToChar(intNumber[k]).ToString();
87: }
88: else if (intNumber[k] > 122) //判断如果大于z
89: {
90: strAsciiName += Convert.ToChar(intNumber[k] - 10).ToString();
91: }
92: else
93: {
94: strAsciiName += Convert.ToChar(intNumber[k] - 9).ToString();
95: }
96: }
97: return strAsciiName;
98: }
99:}
100: }
主窗体：
1: using System;
2: using System.Collections.Generic;
3: using ponentModel;
4: using System.Data;
5: using System.Drawing;
6: using System.Linq;
7: using System.Text;
8: using System.Windows.Forms;
9: using Microsoft.Win32;
10:
11: namespace SoftRegister
12: {
13:public partial class FormMain : Form
14:{
15: public FormMain()
16: {
17: InitializeComponent();
18: }
19:
20: SoftReg softReg = new SoftReg();
21:
22: private void FormMain_Load(object sender, EventArgs e)
23: {
24: //判断软件是否注册
25: RegistryKey retkey = Registry.CurrentUser.OpenSubKey("SOFTWARE", true).CreateSubKey("mySoftWare").CreateSubKey("Register.INI");
26: foreach (string strRNum in retkey.GetSubKeyNames())
27: {
28: if (strRNum == softReg.GetRNum())
29: {
30: this.labRegInfo.Text = "此软件已注册！";
31: this.btnReg.Enabled = false;
32: return;
33: }
34: }
35: this.labRegInfo.Text = "此软件尚未注册！";
36: this.btnReg.Enabled = true;
37: MessageBox.Show("您现在使用的是试用版，可以免费试用30次！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
38:
39: Int32 tLong; //已使用次数
40: try
41: {
42: tLong = (Int32)Registry.GetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", 0);
43: MessageBox.Show("您已经使用了" + tLong + "次！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
44: }
45: catch
46: {
47: MessageBox.Show("欢迎使用本软件！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
48: Registry.SetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", 0, RegistryValueKind.DWord);
49: }
50:
51: //判断是否可以继续试用
52: tLong = (Int32)Registry.GetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", 0);
53: if (tLong < 30)
54: {
55: int tTimes = tLong + 1;
56: Registry.SetValue("HKEY_LOCAL_MACHINE\\SOFTWARE\\mySoftWare", "UseTimes", tTimes);
57: }
58: else
59: {
60: DialogResult result = MessageBox.Show("试用次数已到！您是否需要注册？", "信息", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
61: if (result == DialogResult.Yes)
62: {
63: FormRegister.state = false; //设置软件状态为不可用
64: btnReg_Click(sender, e); //打开注册窗口
65: }
66: else
67: {
68: Application.Exit();
69: }
70: }
71:
72: }
73:
74: private void btnClose_Click(object sender, EventArgs e)
75: {
76: Application.Exit();
77: }
78:
79: private void btnReg_Click(object sender, EventArgs e)
80: {
81: FormRegister frmRegister = new FormRegister();
82: frmRegister.ShowDialog();
83: }
84:}
85: }
注册窗体：
1: using System;
2: using System.Collections.Generic;
3: using ponentModel;
4: using System.Data;
5: using System.Drawing;
6: using System.Linq;
7: using System.Text;
8: using System.Windows.Forms;
9: using Microsoft.Win32;
10:
11: namespace SoftRegister
12: {
13:public partial class FormRegister : Form
14:{
15: public FormRegister()
16: {
17: InitializeComponent();
18: }
19:
20: public static bool state = true; //软件是否为可用状态
21: SoftReg softReg = new SoftReg();
22:
23: private void btnReg_Click(object sender, EventArgs e)
24: {
25: try
26: {
27: if (txtLicence.Text == softReg.GetRNum())
28: {
29: MessageBox.Show("注册成功！重启软件后生效！", "信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
30: RegistryKey retkey = Registry.CurrentUser.OpenSubKey("Software", true).CreateSubKey("mySoftWare").CreateSubKey("Register.INI").CreateSubKey(txtLicence.Text);
31: retkey.SetValue("UserName", "Rsoft");
32: this.Close();
33: }
34: else
35: {
36: MessageBox.Show("注册码错误！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
37: txtLicence.SelectAll();
38: }
39: }
40: catch (Exception ex)
41: {
42: throw new Exception(ex.Message);
43: }
44: }
45:
46: private void btnClose_Click(object sender, EventArgs e)
47: {
48: if (state == true)
49: {
50: this.Close();
51: }
52: else
53: {
54: Application.Exit();
55: }
56: }
57:
58: private void FormRegister_Load(object sender, EventArgs e)
59: {
60: this.txtHardware.Text = softReg.GetMNum();
61: }
62:}
63: }
（二）注册机的实现： SoftReg类：
1: using System;
2: using System.Collections.Generic;
3: using System.Linq;
4: using System.Text;
5: using System.Management;
6:
7: namespace SoftwarePassport
8: {
9:class SoftReg
10:{
11: public int[] intCode = new int[127]; //存储密钥
12: public char[] charCode = new char[25]; //存储ASCII码
13: public int[] intNumber = new int[25]; //存储ASCII码值
14:
15: //初始化密钥
16: public void SetIntCode()
17: {
18: for (int i = 1; i < intCode.Length; i++)
19: {
20: intCode[i] = i % 9;
21: }
22: }
23:
24: ///<summary>
25: /// 生成注册码
26: ///</summary>
27: ///<returns></returns>
28: public string GetRNum(string strMNum)
29: {
30: SetIntCode();
31:
32: for (int i = 1; i < charCode.Length; i++) //存储机器码
33: {
34: charCode[i] = Convert.ToChar(strMNum.Substring(i - 1, 1));
35: }
36: for (int j = 1; j < intNumber.Length; j++) //改变ASCII码值
37: {
38: intNumber[j] = Convert.ToInt32(charCode[j]) + intCode[Convert.ToInt32(charCode[j])];
39: }
40: string strAsciiName = ""; //注册码
41: for (int k = 1; k < intNumber.Length; k++) //生成注册码
42: {
43:
44: if ((intNumber[k] >= 48 && intNumber[k] <= 57) || (intNumber[k] >= 65 && intNumber[k]
45: <= 90) || (intNumber[k] >= 97 && intNumber[k] <= 122)) //判断如果在0-9、A-Z、a-z之间
46: {
47: strAsciiName += Convert.ToChar(intNumber[k]).ToString();
48: }
49: else if (intNumber[k] > 122) //判断如果大于z
50: {
51: strAsciiName += Convert.ToChar(intNumber[k] - 10).ToString();
52: }
53: else
54: {
55: strAsciiName += Convert.ToChar(intNumber[k] - 9).ToString();
56: }
57: }
58: return strAsciiName;
59: }
60:}
61: }
主窗体：
1: using System;
2: using System.Collections.Generic;
3: using ponentModel;
4: using System.Data;
5: using System.Drawing;
6: using System.Linq;
7: using System.Text;
8: using System.Windows.Forms;
9:
10: namespace SoftwarePassport
11: {
12:public partial class FormMain : Form
13:{
14: public FormMain()
15: {
16: InitializeComponent();
17: }
18:
19: SoftReg softReg = new SoftReg();
20:
21: private void btnCreate_Click(object sender, EventArgs e)
22: {
23: try
24: {
25: string strHardware = this.txtHardware.Text;
26: string strLicence = softReg.GetRNum(strHardware);
27: this.txtLicence.Text = strLicence;
28: }
29: catch (System.Exception ex)
30: {
31: MessageBox.Show("输入的机器码格式错误！", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
32: }
33: }
34:
35: private void btnExit_Click(object sender, EventArgs e)
36: {
37: Application.Exit();
38: }
39:}
40: }
转自：/hanzhaoxin/archive//01/04/2844191.html
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