TyroneGit/CapMachine
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

授权更改

Browse Source
This commit is contained in:
Tyrone CT
2025-04-07 22:28:15 +08:00
parent 2ad76399a6
commit e1d81f6aee
8 changed files with 1307 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

529
CapMachine.Wpf/SoftAuthorizeCore/LicenseClient.cs Normal file
View File

@@ -0,0 +1,529 @@
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Security;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Management;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
namespace CapMachine.Wpf.SoftAuthorizeCore
{
/// <summary>
/// Lience客户端
/// </summary>
public class LicenseClient
{
/// <summary>
/// 根据硬件信息生成机器序列号
/// </summary>
/// <returns></returns>
public static string GenSerialNo()
{
try
{
//获取硬件信息
string info = string.Empty;
string cpu = GetCPUInfo();
string gpu = GetGPUInfo();
string baseBoard = GetBaseBoardInfo();
string bios = GetBIOSInfo();
string mac = GetMACInfo();
info = string.Concat(cpu, gpu, baseBoard, bios, mac);
//AES加密
using (Aes tempAES = Aes.Create())
{
byte[] encrypted = EncryptStringToBytes(info, tempAES.Key, tempAES.IV);
byte[] dataCnt = BitConverter.GetBytes(Convert.ToInt16(encrypted.Length));
byte[] res = new byte[tempAES.Key.Length
+ tempAES.IV.Length
+ dataCnt.Length
+ encrypted.Length];
//拼接AES密钥 32+16 bytes
Buffer.BlockCopy(tempAES.Key, 0, res, 0, tempAES.Key.Length);
Buffer.BlockCopy(tempAES.IV, 0, res, tempAES.Key.Length, tempAES.IV.Length);
//拼接加密数据
Buffer.BlockCopy(dataCnt, 0, res, tempAES.Key.Length + tempAES.IV.Length, dataCnt.Length);
Buffer.BlockCopy(encrypted, 0, res, tempAES.Key.Length + tempAES.IV.Length + dataCnt.Length, encrypted.Length);
//生成机器序列号
info = Convert.ToBase64String(res);
}
return info;
}
catch (Exception)
{
return null;
}
}
/// <summary>
/// 校验授权文件
/// </summary>
/// <param name="license"></param>
/// <param name="publicKey"></param>
/// <returns></returns>
public static bool VerifyLicense(string license, string publicKey)
{
try
{
byte[] lic = Convert.FromBase64String(license);
//获取AES密钥信息
byte[] aesKey = lic.Skip(0).Take(32).ToArray();
byte[] aesIV = lic.Skip(32).Take(16).ToArray();
//获取加密数据长度
int dataCnt = BitConverter.ToInt16(lic, 48);
//获取加密数据
byte[] data = lic.Skip(50).Take(dataCnt).ToArray();
//获取签名
byte[] sign = lic.Skip(50 + dataCnt).Take(128).ToArray();
string signStr = Convert.ToBase64String(sign);
//Console.WriteLine("get sign: " + signStr);
//获取时间
byte[] times = lic.Skip(48 + 2 + dataCnt + 128).ToArray();
string[] timeStrs = DecryptStringFromBytes(times, aesKey, aesIV).Split('|');
//byte[] start = lic.Skip(50 + dataCnt+128).Take(8).ToArray();
//byte[] end = lic.Skip(50 + dataCnt + 128+8).Take(8).ToArray();
//byte[] last = lic.Skip(50 + dataCnt + 128+16).Take(8).ToArray();
//获取签名的对象
byte[] sn = lic.Skip(0).Take(50 + dataCnt).ToArray();
string snStr = Convert.ToBase64String(sn);
//Console.WriteLine("get sn: " + snStr);
//验签
if (VerifySign(snStr, signStr, publicKey) == false)
return false;
//校验机器序列号
if (CheckHardware(snStr, aesKey, aesIV) == false)
return false;
//校验授权时间
if (CheckTime(timeStrs[0], timeStrs[1], timeStrs[2]) == false)
return false;
return true;
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// 更新登录时间
/// </summary>
/// <param name="license"></param>
/// <param name="path"></param>
/// <returns></returns>
public static bool UpdateVerifyTime(string license, string path)
{
try
{
byte[] lic = Convert.FromBase64String(license);
byte[] now = BitConverter.GetBytes(new DateTimeOffset(DateTime.UtcNow).ToUnixTimeSeconds());
int dataCnt = BitConverter.ToInt16(lic, 48);
byte[] aesKey = lic.Skip(0).Take(32).ToArray();
byte[] aesIV = lic.Skip(32).Take(16).ToArray();
byte[] times = lic.Skip(48 + 2 + dataCnt + 128).ToArray();
string[] timeStr = DecryptStringFromBytes(times, aesKey, aesIV).Split('|');
long nowTime = BitConverter.ToInt64(now, 0);
long lastTime = Convert.ToInt64(timeStr[2]);
//时间只能递增
if (lastTime >= nowTime)
return true;
timeStr[2] = nowTime.ToString();
byte[] newtimes = EncryptStringToBytes(timeStr[0] + "|" + timeStr[1] + "|" + timeStr[2], aesKey, aesIV);
byte[] newlic = new byte[48 + 2 + dataCnt + 128 + newtimes.Length];
Buffer.BlockCopy(lic, 0, newlic, 0, 48 + 2 + dataCnt + 128);
Buffer.BlockCopy(newtimes, 0, newlic, 48 + 2 + dataCnt + 128, newtimes.Length);
license = Convert.ToBase64String(newlic);
using (StreamWriter writer = new StreamWriter(path))
{
writer.WriteLine(license);
}
return true;
}
catch (Exception)
{
return false;
}
}
#region private methods
/// <summary>
/// 检查硬件信息
/// </summary>
/// <param name="sn"></param>
/// <param name="key"></param>
/// <param name="Iv"></param>
/// <returns></returns>
private static bool CheckHardware(string sn, byte[] key, byte[] Iv)
{
//获取硬件信息
string info = string.Empty;
string cpu = GetCPUInfo();
string gpu = GetGPUInfo();
string baseBoard = GetBaseBoardInfo();
string bios = GetBIOSInfo();
string mac = GetMACInfo();
info = string.Concat(cpu, gpu, baseBoard, bios, mac);
//AES加密
byte[] encrypted = EncryptStringToBytes(info, key, Iv);
byte[] dataCnt = BitConverter.GetBytes(Convert.ToInt16(encrypted.Length));
byte[] res = new byte[key.Length
+ Iv.Length
+ dataCnt.Length
+ encrypted.Length];
//拼接AES密钥 32+16 bytes
Buffer.BlockCopy(key, 0, res, 0, key.Length);
Buffer.BlockCopy(Iv, 0, res, key.Length, Iv.Length);
//拼接加密数据
Buffer.BlockCopy(dataCnt, 0, res, key.Length + Iv.Length, dataCnt.Length);
Buffer.BlockCopy(encrypted, 0, res, key.Length + Iv.Length + dataCnt.Length, encrypted.Length);
//生成机器序列号
info = Convert.ToBase64String(res);
if (info != sn)
return false;
return true;
}
/// <summary>
/// 检查授权时间
/// </summary>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="last"></param>
/// <returns></returns>
private static bool CheckTime(string startTime, string endTime, string lastTime)
{
long now = new DateTimeOffset(DateTime.UtcNow).ToUnixTimeSeconds();
long start = Convert.ToInt64(startTime);
long end = Convert.ToInt64(endTime);
long last = Convert.ToInt64(lastTime);
if (end <= start)
return false;
if (now < start || now >= end)
return false;
if (now <= last)
return false;
return true;
}
/// <summary>
/// 最大解密长度
/// </summary>
private const int MAX_DECRYPT_BLOCK = 256;
/// <summary>
/// 公钥解密
/// </summary>
/// <param name="xmlPublicKey"></param>
/// <param name="content"></param>
/// <returns></returns>
private static string Decrypt(string xmlPublicKey, string content)
{
//加载公钥
RSACryptoServiceProvider publicRsa = new RSACryptoServiceProvider();
publicRsa.FromXmlString(xmlPublicKey);
RSAParameters rp = publicRsa.ExportParameters(false);
//转换密钥
AsymmetricKeyParameter pbk = DotNetUtilities.GetRsaPublicKey(rp);
IBufferedCipher c = CipherUtilities.GetCipher("RSA/ECB/PKCS1Padding");
//第一个参数为true表示加密，为false表示解密；第二个参数表示密钥
c.Init(false, pbk);
byte[] DataToDecrypt = Convert.FromBase64String(content);
byte[] cache;
int time = 0;//次数
int inputLen = DataToDecrypt.Length;
int offSet = 0;
MemoryStream outStream = new MemoryStream();
while (inputLen - offSet > 0)
{
if (inputLen - offSet > MAX_DECRYPT_BLOCK)
{
cache = c.DoFinal(DataToDecrypt, offSet, MAX_DECRYPT_BLOCK);
}
else
{
cache = c.DoFinal(DataToDecrypt, offSet, inputLen - offSet);
}
//写入
outStream.Write(cache, 0, cache.Length);
time++;
offSet = time * MAX_DECRYPT_BLOCK;
}
byte[] resData = outStream.ToArray();
string strDec = Encoding.UTF8.GetString(resData);
return strDec;
}
/// <summary>
/// 公钥验签
/// </summary>
/// <param name="str">待验证的字符串</param>
/// <param name="sign">加签之后的字符串</param>
/// <returns>签名是否符合</returns>
private static bool VerifySign(string str, string sign, string publicKey)
{
byte[] bt = Convert.FromBase64String(str);
byte[] rgbHash = null;
var csp = new SHA256CryptoServiceProvider();
rgbHash = csp.ComputeHash(bt);
RSACryptoServiceProvider key = new RSACryptoServiceProvider();
key.FromXmlString(publicKey);
RSAPKCS1SignatureDeformatter deformatter = new RSAPKCS1SignatureDeformatter(key);
deformatter.SetHashAlgorithm("SHA256");
byte[] rgbSignature = Convert.FromBase64String(sign);
if (deformatter.VerifySignature(rgbHash, rgbSignature))
return true;
return false;
}
/// <summary>
/// AES加密
/// </summary>
/// <param name="plainText"></param>
/// <param name="Key"></param>
/// <param name="IV"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException"></exception>
static byte[] EncryptStringToBytes(string plainText, byte[] Key, byte[] IV)
{
// Check arguments.
if (plainText == null || plainText.Length <= 0)
throw new ArgumentNullException("plainText");
if (Key == null || Key.Length <= 0)
throw new ArgumentNullException("Key");
if (IV == null || IV.Length <= 0)
throw new ArgumentNullException("IV");
byte[] encrypted;
// Create an Aes object
// with the specified key and IV.
using (Aes aesAlg = Aes.Create())
{
aesAlg.Key = Key;
aesAlg.IV = IV;
// Create an encryptor to perform the stream transform.
ICryptoTransform encryptor = aesAlg.CreateEncryptor(aesAlg.Key, aesAlg.IV);
// Create the streams used for encryption.
using (MemoryStream msEncrypt = new MemoryStream())
{
using (CryptoStream csEncrypt = new CryptoStream(msEncrypt, encryptor, CryptoStreamMode.Write))
{
using (StreamWriter swEncrypt = new StreamWriter(csEncrypt))
{
//Write all data to the stream.
swEncrypt.Write(plainText);
}
encrypted = msEncrypt.ToArray();
}
}
}
// Return the encrypted bytes from the memory stream.
return encrypted;
}
/// <summary>
/// AES解密
/// </summary>
/// <param name="cipherText"></param>
/// <param name="Key"></param>
/// <param name="IV"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException"></exception>
static string DecryptStringFromBytes(byte[] cipherText, byte[] Key, byte[] IV)
{
// Check arguments.
if (cipherText == null || cipherText.Length <= 0)
throw new ArgumentNullException("cipherText");
if (Key == null || Key.Length <= 0)
throw new ArgumentNullException("Key");
if (IV == null || IV.Length <= 0)
throw new ArgumentNullException("IV");
// Declare the string used to hold
// the decrypted text.
string plaintext = null;
// Create an Aes object
// with the specified key and IV.
using (Aes aesAlg = Aes.Create())
{
aesAlg.Key = Key;
aesAlg.IV = IV;
// Create a decryptor to perform the stream transform.
ICryptoTransform decryptor = aesAlg.CreateDecryptor(aesAlg.Key, aesAlg.IV);
// Create the streams used for decryption.
using (MemoryStream msDecrypt = new MemoryStream(cipherText))
{
using (CryptoStream csDecrypt = new CryptoStream(msDecrypt, decryptor, CryptoStreamMode.Read))
{
using (StreamReader srDecrypt = new StreamReader(csDecrypt))
{
// Read the decrypted bytes from the decrypting stream
// and place them in a string.
plaintext = srDecrypt.ReadToEnd();
}
}
}
}
return plaintext;
}
/// <summary>
/// 获取CPU序列号
/// </summary>
/// <returns></returns>
private static string GetCPUInfo()
{
var info = string.Empty;
var mc = new ManagementClass("Win32_Processor");
var moc = mc.GetInstances();
foreach (var o in moc)
{
var mo = (ManagementObject)o;
info = mo.Properties["ProcessorId"].Value.ToString();
}
return info;
}
/// <summary>
/// 获取显卡序列号
/// </summary>
/// <returns></returns>
private static string GetGPUInfo()
{
var info = "";
var mos = new ManagementObjectSearcher("Select * from Win32_VideoController");
foreach (var o in mos.Get())
{
var mo = (ManagementObject)o;
info = mo["PNPDeviceID"].ToString();
}
return info;
}
/// <summary>
/// 获取主板序列号
/// </summary>
/// <returns></returns>
private static string GetBaseBoardInfo()
{
var info = string.Empty;
var mos = new ManagementObjectSearcher("Select * from Win32_BaseBoard");
foreach (var o in mos.Get())
{
var mo = (ManagementObject)o;
info = mo["SerialNumber"].ToString();
}
return info;
}
/// <summary>
/// 获取BIOS序列号
/// </summary>
/// <returns></returns>
private static string GetBIOSInfo()
{
var info = string.Empty;
var mos = new ManagementObjectSearcher("Select * from Win32_BIOS");
foreach (var o in mos.Get())
{
var mo = (ManagementObject)o;
info = mo["SerialNumber"].ToString();
}
return info;
}
/// <summary>
/// 获取MAC地址
/// </summary>
/// <returns></returns>
private static string GetMACInfo()
{
var info = string.Empty;
var mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
var moc = mc.GetInstances();
foreach (var o in moc)
{
var mo = (ManagementObject)o;
if (!(bool)mo["IPEnabled"]) continue;
info = mo["MacAddress"].ToString();
break;
}
return info;
}
#endregion
}
}