public static bool IsGenuineWindows()
{
bool _IsGenuineWindows = false;
Guid ApplicationID = new Guid("55c92734-d682-4d71-983e-d6ec3f16059f"); //Application ID GUID http://technet.microsoft.com/en-us/library/dd772270.aspx
SLID windowsSlid = (Guid)ApplicationID;
try
{
SL_GENUINE_STATE genuineState = SL_GENUINE_STATE.SL_GEN_STATE_LAST;
uint ResultInt = SLIsGenuineLocal(ref windowsSlid, ref genuineState, IntPtr.Zero);
if (ResultInt == 0)
{
_IsGenuineWindows = (genuineState == SL_GENUINE_STATE.SL_GEN_STATE_IS_GENUINE);
}
else
{
Console.WriteLine("Error getting information {0}", ResultInt.ToString());
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
return(_IsGenuineWindows);
}
public static bool IsGenuineWindows()
{
bool _IsGenuineWindows = false;
Guid ApplicationID = new Guid("55c92734-d682-4d71-983e-d6ec3f16059f");
SLID windowsSlid = (Guid)ApplicationID;
try
{
SL_GENUINE_STATE genuineState = SL_GENUINE_STATE.SL_GEN_STATE_LAST;
uint ResultInt = SLIsGenuineLocal(ref windowsSlid, ref genuineState, IntPtr.Zero);
if (ResultInt == 0)
{
_IsGenuineWindows = (genuineState == SL_GENUINE_STATE.SL_GEN_STATE_IS_GENUINE);
}
else
{
throw new Exception("Error getting information {0}", ResultInt.ToString());
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
return(_IsGenuineWindows);
}
internal static extern uint SLIsGenuineLocal(ref SLID slid, [In, Out] ref SL_GENUINE_STATE genuineState, IntPtr val3);