static void Main(string[] args)
{
// Calling RtlGetVersion in ntdll.dll
// The Windows Kernel offers an interesting function. The RtlGetVersion routine returns version information about the
// currently running operating system. It is available starting with Windows 2000 and also works on
// Windows 10 / Server 2019 / Server 2016 right away.
Console.WriteLine($"Windows version: " +
$"{OSVersion.GetOSVersion().Version.Major}." +
$"{OSVersion.GetOSVersion().Version.Minor}." +
$"{OSVersion.GetOSVersion().Version.Build}" +
$"");
Console.WriteLine($"OS type: {OSVersion.GetOperatingSystem()}");
Console.WriteLine($"is workstation: {OSVersion.IsWorkstation}");
Console.WriteLine($"is server: {OSVersion.IsServer}");
Console.WriteLine($"64-Bit OS: {OSVersion.Is64BitOperatingSystem}");
if (OSVersion.GetOSVersion().Version.Major >= 10)
{
Console.WriteLine($"Windows Release ID: {OSVersion.MajorVersion10Properties().ReleaseId ?? "(Unable to detect)"}");
Console.WriteLine($"Windows Display Version: {OSVersion.MajorVersion10Properties().DisplayVersion ?? "(Unable to detect)"}");
Console.WriteLine($"Windows Update Build Revision: {OSVersion.MajorVersion10Properties().UBR ?? "(Unable to detect)"}");
}
Console.ReadKey();
}
public void UnknownWindowsWhenVersionHasZeroValues(int majorVersion, int minorVersion)
{
// arrange
var osVersionInfoMock = new OSVERSIONINFOEX {
OSVersionInfoSize = Marshal.SizeOf(typeof(OSVERSIONINFOEX))
};
osVersionInfoMock.MajorVersion = majorVersion;
osVersionInfoMock.MinorVersion = minorVersion;
Win32ApiProviderMock win32ApiProviderMock = new Win32ApiProviderMock(osVersionInfoMock);
OSVersion.SetWin32ApiProvider(win32ApiProviderMock);
// act
OSVersionExtension.OperatingSystem operatingSystem = OSVersion.GetOperatingSystem();
// assert
Assert.AreEqual(OSVersionExtension.OperatingSystem.Unknown, operatingSystem);
}
public void DetectWindows81(int majorVersion, int minorVersion, ProductType productType)
{
// arrange
var osVersionInfoMock = new OSVERSIONINFOEX {
OSVersionInfoSize = Marshal.SizeOf(typeof(OSVERSIONINFOEX))
};
osVersionInfoMock.MajorVersion = majorVersion;
osVersionInfoMock.MinorVersion = minorVersion;
osVersionInfoMock.ProductType = productType;
Win32ApiProviderMock win32ApiProviderMock = new Win32ApiProviderMock(osVersionInfoMock);
OSVersion.SetWin32ApiProvider(win32ApiProviderMock);
// act
OSVersionExtension.OperatingSystem operatingSystem = OSVersion.GetOperatingSystem();
// assert
Assert.AreEqual(OSVersionExtension.OperatingSystem.Windows81, operatingSystem);
}
public void DetectWindowsHomeServer(int majorVersion, int minorVersion, SuiteMask suiteMask)
{
// arrange
var osVersionInfoMock = new OSVERSIONINFOEX {
OSVersionInfoSize = Marshal.SizeOf(typeof(OSVERSIONINFOEX))
};
osVersionInfoMock.MajorVersion = majorVersion;
osVersionInfoMock.MinorVersion = minorVersion;
osVersionInfoMock.SuiteMask = suiteMask;
Win32ApiProviderMock win32ApiProviderMock = new Win32ApiProviderMock(osVersionInfoMock);
OSVersion.SetWin32ApiProvider(win32ApiProviderMock);
// act
OSVersionExtension.OperatingSystem operatingSystem = OSVersion.GetOperatingSystem();
// assert
Assert.AreEqual(OSVersionExtension.OperatingSystem.WindowsHomeServer, operatingSystem);
}
public void DetectWindowsServer2003(int majorVersion, int minorVersion, ProductType productType)
{
// arrange
var osVersionInfoMock = new OSVERSIONINFOEX {
OSVersionInfoSize = Marshal.SizeOf(typeof(OSVERSIONINFOEX))
};
osVersionInfoMock.MajorVersion = majorVersion;
osVersionInfoMock.MinorVersion = minorVersion;
osVersionInfoMock.ProductType = productType;
List <KeyValuePair <SystemMetric, int> > systemMetrics = WindowsServer2003Rules.SYSTEMMETRICS;
Win32ApiProviderMock win32ApiProviderMock = new Win32ApiProviderMock(osVersionInfoMock, systemMetrics);
OSVersion.SetWin32ApiProvider(win32ApiProviderMock);
// act
OSVersionExtension.OperatingSystem operatingSystem = OSVersion.GetOperatingSystem();
// assert
Assert.AreEqual(OSVersionExtension.OperatingSystem.WindowsServer2003, operatingSystem);
}
