سورس بدست آوردن کد مادربورد ، سی پی یو و هارد دیسک در سی شارپ

string cpuInfo = string.Empty;
ManagementClass mc = new ManagementClass("win32_processor");
ManagementObjectCollection moc = mc.GetInstances();

foreach (ManagementObject mo in moc)
{
     if (cpuInfo == "")
     {
          //Get only the first CPU's ID
          cpuInfo = mo.Properties["processorID"].Value.ToString();
          break;
     }
}
return cpuInfo;

ManagementObject dsk = new ManagementObject(@"win32_logicaldisk.deviceid=""" + drive + @":""");
dsk.Get();
string volumeSerial = dsk["VolumeSerialNumber"].ToString();

ManagementObjectSearcher mos =new ManagementObjectSearcher("SELECT * FROM Win32_BaseBoard");
ManagementObjectCollection
moc = mos.Get();string motherBoard ="";foreach(ManagementObject mo in moc){motherBoard =(string)
mo["SerialNumber"];}