public static HardWareInfo GetInstance()
{
if (uniqueInstace == null)
{
lock (syncRoot)
{
if (uniqueInstace == null)
{
uniqueInstace = new HardWareInfo();
}
}
}
return(uniqueInstace);
}
private static string Validate()
{
string succ = "";
try
{
RegistryKey rk = Registry.CurrentUser.OpenSubKey("Software\\KQRE\\LicenseInfo", true);
string machineCode = rk.GetValue("MachineCode") as string;
string licenseNumber = rk.GetValue("LicenseNumber") as string;
string plainString = Decrypt(licenseNumber);
string currentMachineCode = HardWareInfo.GetInstance().GetMachineCode().Substring(0, 10);
string[] strs = plainString.Split(" ".ToCharArray());
if (strs.Length < 2)
{
throw new LicenseException(typeof(Form), null, "序列号错误");
}
if (machineCode != currentMachineCode || machineCode != strs[0])
{
throw new LicenseException(typeof(Form), null, "机器码错误");
}
if (IsExpire(strs[1]))
{
throw new LicenseException(typeof(Form), null, "序列号已过期");
}
byte[] strBytes = Encoding.Unicode.GetBytes(DateTime.Now.ToString());
rk.SetValue("LastRunTime", Convert.ToBase64String(strBytes));
succ = "机器码:" + strs[0] + "\r过期时间:" + strs[1];
}
catch (Exception ex)
{
throw ex;
}
return(succ);
}
public static HardWareInfo GetInstance()
{
if (uniqueInstace == null)
{
lock (syncRoot)
{
if (uniqueInstace == null)
{
uniqueInstace = new HardWareInfo();
}
}
}
return uniqueInstace;
}
