330 lines
13 KiB
C#
330 lines
13 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Globalization;
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using System.IO;
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using System.Management;
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using System.Net;
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using System.Reflection;
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using System.Security.Cryptography;
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using System.Text;
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using System.Windows;
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using Microsoft.Win32;
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using Melskin.Controls;
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namespace MelskinTest;
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/// <summary>
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/// ControlTestWindow.xaml 的交互逻辑
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/// </summary>
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public partial class ControlTestWindow
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{
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private static string PrivateKey =
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@"<RSAKeyValue><Modulus>rd5+EjU6QxaTY/AalU9g6ugAquN0ahJSgeahnf2CrfvUAWFNJ+SH7Qr0RcvOTyAbWfvLWoBDACKaPsg+8nRQcO3EZdFyjJ9oycLNrw38+gSB2+/79Axys/8MHtSXVUw9WN2e9LxeHOQGtcaoSsp+bPGaXswthovQ2CkvBTmCokcAOX6UaR7Av4npaXyEoGCUsZLEiSydMsNbQ+wLsumVg1H2o/cpkO0s4DiJHoF66zUuxA+pYSjSCn5KTUsOemf+gBsob6Sw+7WOToyiOkMdO9Op6esf8yL7DJ1Yd40XaKd5IeLQmEX/b+n1EV2JEkGO0p9q9MQRp6NrEc9LvfMJWQ==</Modulus><Exponent>AQAB</Exponent><P>yR+R5ofKJenqgMvXxT/Tqxka4jeuPz+Uta9WXYVyzIeyjESOEe1B9uM+DkhM27zw8XsG143KpzUp8jy5Gh6z14ivfUbv09GN5ICFWeqEOQJ8JSPfqcq5YKpFNY+zJGNgUfKdLwMUvu55O6Y2BdB2yLFwAUztUAW0qT+ZmINI3xM=</P><Q>3U84e83rhoi5o4kR9I4JllM1ys/43uvJSVDwkqAo+p7R1uFUsl1STNHVo/d0mJKXLOf8J4fI0yVz1H73XBHjEzJqJPWlycOArA+c8eKtLvvIlauSh1ulAJbSKlINxjr6aVjXH9ztGKRVIRU2EuUPKQKwnxScKrqNbeGqRKHPx2M=</Q><DP>ktj9I3AkFfisIywyuC+5MeUbru5uyHl48As8qP4l6tZtdGMdxFMSZdxX0//QNmTHG9nzDfHWdK2pmdfiYwLl1spTL8pak7Mewidgtl03+5Qn5spBpWyCW+UWsVvhtgDlNBBL2iaKwDnIxNe//BDQmgqMODbd0x7HYQgx8pxw2Yc=</DP><DQ>dblkhIcfmKs2hQWvJXZBJ1QQM1i6PGsU4glKT9Uet2KwoSuwUElQNEkS6mwB+/9Op7an7adPbvJnUUxQ7QsezeFtkUeS72cuFVkg1ZMNKQcKxoNEKPjZJx0ToyuO5DoPZua5WNu+y/LuzfBomVh73gbuSVE/WYNvJFp8ppGk450=</DQ><InverseQ>gSHzvMS0Fu4j/yuzjOjLXYxR8qP3AweEbLlM8/SBjpT5qq+R+j/m3q7vTvYZwwMqAMamGWmTHAlQvOjnSeV2Qnb2C/bqs5jTTiDGyY/xqGV8pFlkegieBl+zJYrOyisUP/xNk4ckKhGfGUIan91N8R5M9Dk2x0hOTCY7m4Tv2SI=</InverseQ><D>polHLj+Hh7z2/jF79OnsRfRkt0pYNkVIfB4hTYgGBIoCfjPpyD0wKM9mO/hDqyxwplb0Z8IU6us53MrG6EqaxiAoDvJ4CtOhdie+BV+boQpyK+0I4rCNqXSw8lLkhRIabKUSXQ6UAo4zEyeuCL0+LTGZkBV3wbjoGDQSUqnMQ4uzvuGsWUU76Y/nnpYf6VVajCsLAseQbdAbeLuL0WPmNqO+E3SLsL72z5lgqkk5yyEQYDTWZMEuFUsyGmP+XC4EBp44IW3eQmPPBfUqxRvCAq2Gvk95Q+9H9FZlTW4ctMSezOZaH9pAaJvG5QL2ggw+KXh+pljnM8bYtL2I+KWtNQ==</D></RSAKeyValue>";
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public ControlTestWindow()
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{
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InitializeComponent();
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}
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private void LicenseClick(object sender, RoutedEventArgs e)
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{
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PrivateKey = PrivateKeyTextBox.Text;
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LicenseManager.PublicKey = PublicKeyTextBox.Text;
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DateTime issueDate = DateTime.Now;
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//DateTime expiryDate = issueDate.AddYears(1);
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DateTime expiryDate = ExpiryDatePicker.DisplayDate;
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if (expiryDate < issueDate)
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{
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MessageBox.Show("授权到期时间有误，应比发码日期晚");
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return;
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}
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string mCode = MachineCodeTextBox.Text.Trim().ToUpper();
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if (string.IsNullOrEmpty(mCode))
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{
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MessageBox.Show("请先获取机器码");
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return;
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}
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string key = CreateLicense(mCode, issueDate, expiryDate);
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LicenseTextBox.Text = key;
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Clipboard.SetText(key);
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MessageBox.Show("激活码已复制！");
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}
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private string CreateLicense(string machineCode, DateTime issue, DateTime expiry)
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{
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string issueStr = issue.ToString("yyyyMMdd");
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string expiryStr = expiry.ToString("yyyyMMdd");
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// 签名原始数据：机器码 + 发码日期 + 过期日期
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string dataToSign = $"{machineCode}|{issueStr}|{expiryStr}";
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using (var rsa = new RSACryptoServiceProvider())
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{
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rsa.FromXmlString(PrivateKey);
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var formatter = new RSAPKCS1SignatureFormatter(rsa);
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formatter.SetHashAlgorithm("SHA256");
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byte[] dataBytes = Encoding.UTF8.GetBytes(dataToSign);
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using (var sha = SHA256.Create())
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{
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byte[] hash = sha.ComputeHash(dataBytes);
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string signature = Convert.ToBase64String(formatter.CreateSignature(hash));
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// 最终格式：签名|机器码|发码日期|过期日期
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return $"{signature}|{machineCode}|{issueStr}|{expiryStr}";
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}
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}
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}
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private void GenerateKeyClick(object sender, RoutedEventArgs e)
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{
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using var rsa = new RSACryptoServiceProvider(2048);
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PublicKeyTextBox.Text = rsa.ToXmlString(false); // 放在插件里
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PrivateKeyTextBox.Text = rsa.ToXmlString(true); // 自己妥善保存
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}
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private void ValidateClick(object sender, RoutedEventArgs e)
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{
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var result = LicenseManager.Validate();
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MessageBox.Show(result.msg);
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}
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private void RemoveLicenseClick(object sender, RoutedEventArgs e)
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{
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LicenseManager.RemoveLicense();
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MessageBox.Show("授权已注销");
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}
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private void ActivateClick(object sender, RoutedEventArgs e)
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{
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LicenseManager.Activate(LicenseTextBox.Text);
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}
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private void MachineCodeClick(object sender, RoutedEventArgs e)
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{
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MachineCodeTextBox.Text = HardwareInfo.GetMachineCode();
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}
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private void SaveKeysClick(object sender, RoutedEventArgs e)
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{
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VistaFolderBrowserDialog dialog = new VistaFolderBrowserDialog();
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if (dialog.ShowDialog())
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{
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string publicKeyPath = System.IO.Path.Combine(dialog.SelectedPath, "PublicKey.txt");
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File.WriteAllText(publicKeyPath, PublicKeyTextBox.Text);
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string privateKeyPath = System.IO.Path.Combine(dialog.SelectedPath, "PrivateKey.txt");
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File.WriteAllText(privateKeyPath, PrivateKeyTextBox.Text);
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MessageBox.Show($"公私密钥已保存到：{dialog.SelectedPath}");
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}
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}
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private void SaveLicenseClick(object sender, RoutedEventArgs e)
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{
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VistaFolderBrowserDialog dialog = new VistaFolderBrowserDialog();
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if (dialog.ShowDialog())
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{
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string path = System.IO.Path.Combine(dialog.SelectedPath, "license.txt");
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File.WriteAllText(path, LicenseTextBox.Text);
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MessageBox.Show($"激活码已保存到：{path}");
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}
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}
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}
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public static class HardwareInfo
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{
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public static string GetMachineCode()
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{
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try
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{
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string cpu = GetWmiInfo("Win32_Processor", "ProcessorId");
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string board = GetWmiInfo("Win32_BaseBoard", "SerialNumber");
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string disk = GetWmiInfo("Win32_PhysicalMedia", "SerialNumber"); // 物理硬盘序列号
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// 拼接并哈希，只取前16位，方便复制
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string raw = $"{cpu}@{board}@{disk}";
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using (var sha = SHA256.Create())
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{
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byte[] bytes = sha.ComputeHash(Encoding.UTF8.GetBytes(raw));
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return BitConverter.ToString(bytes).Replace("-", "").Substring(0, 16).ToUpper();
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}
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}
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catch
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{
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return "ERROR-HARDWARE-ID";
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}
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}
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private static string GetWmiInfo(string table, string prop)
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{
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try
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{
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using (var mc = new ManagementClass(table))
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foreach (var mo in mc.GetInstances())
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{
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string val = mo[prop]?.ToString();
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if (!string.IsNullOrWhiteSpace(val)) return val.Trim();
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}
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}
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catch { }
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return "UNKNOWN";
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}
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}
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public class LicenseManager
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{
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// 【重要】替换为你生成的公钥
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public static string PublicKey = @"<RSAKeyValue><Modulus>rd5+EjU6QxaTY/AalU9g6ugAquN0ahJSgeahnf2CrfvUAWFNJ+SH7Qr0RcvOTyAbWfvLWoBDACKaPsg+8nRQcO3EZdFyjJ9oycLNrw38+gSB2+/79Axys/8MHtSXVUw9WN2e9LxeHOQGtcaoSsp+bPGaXswthovQ2CkvBTmCokcAOX6UaR7Av4npaXyEoGCUsZLEiSydMsNbQ+wLsumVg1H2o/cpkO0s4DiJHoF66zUuxA+pYSjSCn5KTUsOemf+gBsob6Sw+7WOToyiOkMdO9Op6esf8yL7DJ1Yd40XaKd5IeLQmEX/b+n1EV2JEkGO0p9q9MQRp6NrEc9LvfMJWQ==</Modulus><Exponent>AQAB</Exponent></RSAKeyValue>";
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private static string RegPath = @$"Software\{Assembly.GetExecutingAssembly().GetName()}\License";
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/// <summary>
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/// 校验结果枚举
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/// </summary>
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public enum AuthStatus { Valid, Expired, HardwareMismatch, TimeTampered, InvalidSignature, NoLicense }
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/// <summary>
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/// 核心验证方法
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/// </summary>
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public static (AuthStatus status, string msg) Validate()
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{
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string licenseKey = LoadReg("Key");
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if (string.IsNullOrEmpty(licenseKey)) return (AuthStatus.NoLicense, "未激活");
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try
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{
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// 格式：签名|机器码|发码日期|过期日期
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var parts = licenseKey.Split('|');
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if (parts.Length != 4) return (AuthStatus.InvalidSignature, "授权格式错误");
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string signature = parts[0];
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string mCode = parts[1];
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string issueDateStr = parts[2];
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string expiryDateStr = parts[3];
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// 1. 硬件校验
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if (mCode != HardwareInfo.GetMachineCode())
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return (AuthStatus.HardwareMismatch, "机器码不匹配，请联系管理员");
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// 2. RSA 签名校验 (防止篡改日期)
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string dataVerify = $"{mCode}|{issueDateStr}|{expiryDateStr}";
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if (!VerifyRSA(dataVerify, signature))
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return (AuthStatus.InvalidSignature, "非法授权 (签名无效)");
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// 3. 时间逻辑校验
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DateTime issueDate = DateTime.ParseExact(issueDateStr, "yyyyMMdd", null);
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DateTime expiryDate = DateTime.ParseExact(expiryDateStr, "yyyyMMdd", null);
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DateTime now = TimeHelper.GetTrustedTime(); // 获取可信时间
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// 3.1 检查是否早于发码日期 (防极度回滚)
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if (now < issueDate)
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return (AuthStatus.TimeTampered, "系统时间异常：早于授权发码时间");
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// 3.2 检查上次运行记录 T (防短期回滚)
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long lastRunTicks = 0;
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long.TryParse(LoadReg("T"), out lastRunTicks);
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if (lastRunTicks > 0)
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{
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DateTime lastRun = new DateTime(lastRunTicks);
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// 允许1小时的误差
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if (now < lastRun.AddHours(-1))
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return (AuthStatus.TimeTampered, "系统时间异常：检测到时间倒流");
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}
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// 3.3 检查过期
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if (now.Date > expiryDate.Date)
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return (AuthStatus.Expired, $"授权已于 {expiryDate:yyyy-MM-dd} 到期");
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// --- 验证通过 ---
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SaveReg("T", now.Ticks.ToString()); // 更新痕迹
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return (AuthStatus.Valid, $"授权有效，到期时间为{expiryDate:yyyy-MM-dd}");
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}
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catch
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{
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return (AuthStatus.InvalidSignature, "授权解析异常");
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}
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}
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// 保存激活码
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public static void Activate(string keyInput)
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{
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SaveReg("Key", keyInput);
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}
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// RSA 验签辅助
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private static bool VerifyRSA(string data, string signature)
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{
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try
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{
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using (var rsa = new RSACryptoServiceProvider())
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{
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rsa.FromXmlString(PublicKey);
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var formatter = new RSAPKCS1SignatureDeformatter(rsa);
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formatter.SetHashAlgorithm("SHA256");
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byte[] dataBytes = Encoding.UTF8.GetBytes(data);
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byte[] signBytes = Convert.FromBase64String(signature);
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using (var sha = SHA256.Create())
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{
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return formatter.VerifySignature(sha.ComputeHash(dataBytes), signBytes);
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}
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}
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}
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catch { return false; }
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}
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#region 注册表底层
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private static void SaveReg(string key, string val)
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{
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using (var r = Registry.CurrentUser.CreateSubKey(RegPath)) r.SetValue(key, val);
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}
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private static string LoadReg(string key)
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{
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using (var r = Registry.CurrentUser.OpenSubKey(RegPath)) return r?.GetValue(key)?.ToString();
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}
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public static void RemoveLicense()
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{
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using (var r = Registry.CurrentUser.OpenSubKey(RegPath, true)) r?.DeleteValue("Key", false);
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}
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#endregion
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}
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public static class TimeHelper
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{
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public static DateTime GetTrustedTime()
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{
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// 1. 尝试网络时间 (3秒超时)
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try
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{
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var request = WebRequest.Create("http://www.baidu.com"); // 或 microsoft.com
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request.Method = "HEAD";
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request.Timeout = 3000;
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using (var response = request.GetResponse())
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{
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string dateStr = response.Headers["Date"];
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if (DateTime.TryParseExact(dateStr, "ddd, dd MMM yyyy HH:mm:ss 'GMT'",
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CultureInfo.InvariantCulture, DateTimeStyles.AssumeUniversal, out DateTime netTime))
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return netTime.ToLocalTime();
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}
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}
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catch { }
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// 2. 尝试文件系统痕迹校验 (防断网改时间)
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DateTime localNow = DateTime.Now;
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try
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{
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// 获取系统目录和临时目录的最后修改时间
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DateTime t1 = new DirectoryInfo(Environment.SystemDirectory).LastWriteTime;
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DateTime t2 = new DirectoryInfo(Path.GetTempPath()).LastWriteTime;
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DateTime latestFileTime = t1 > t2 ? t1 : t2;
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// 如果本地时间比系统文件时间还要早超过24小时，判定为作弊
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if (localNow < latestFileTime.AddHours(-24))
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{
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return latestFileTime; // 强制使用文件时间
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}
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}
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catch { }
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// 3. 兜底
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return localNow;
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}
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}
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