/// <summary>
/// Initializes a new instance of this class.
/// </summary>
private SystemInformation()
{
osVersionInfo = GetOSVersion();
product = GetProduct(osVersionInfo);
productSuite = GetProductSuite(osVersionInfo);
vistaProductType = GetVistaProductType(osVersionInfo);
// calculate the build revision number by examining the file version of kernel32.dll
// Environment.SpecialFolder.System
string kernel32Path = Environment.GetFolderPath(Environment.SpecialFolder.System) + "\\kernel32.dll";
kernel32Version = FileVersionInfo.GetVersionInfo(kernel32Path);
}
private VistaProductType GetVistaProductType(Kernel32.OSVERSIONINFOEX osVersion)
{
VistaProductType vistaProduct = VistaProductType.None;
// if this is a vista or longhorn install, call the new GetProductInfo API to retreive SKU data...
if (osVersion.MajorVersion >= 6)
{
int productType = 0;
if (Kernel32.GetProductInfo(osVersion.MajorVersion, osVersion.MinorVersion, osVersion.ServicePackMajor, osVersion.ServicePackMinor, ref productType) != 0)
{
if (productType != 0)
{
vistaProduct = (VistaProductType)productType;
}
else
{
vistaProduct = VistaProductType.StorageEnterpriseServer;
}
}
}
return(vistaProduct);
}
