public bool ExportAllDrivers(string destinationPath)
{
try
{
DismApi.Initialize(DismLogLevel.LogErrors);
try
{
using (DismSession session = this.GetSession())
using (SafeWaitHandle safeWaitHandle = new SafeWaitHandle(IntPtr.Zero, false))
{
int hresult = NativeMethods._DismExportDriver(session, destinationPath, safeWaitHandle, null, IntPtr.Zero);
if (hresult == unchecked ((int)0x80070006))
{
hresult = NativeMethods._DismExportDriver(session, destinationPath);
}
if (hresult != 0 && hresult != 1)
{
string lastErrorMessage = DismApi.GetLastErrorMessage();
if (!string.IsNullOrEmpty(lastErrorMessage))
{
throw new DismException(lastErrorMessage.Trim());
}
throw new DismException(hresult);
}
}
}
finally
{
DismApi.Shutdown();
}
}
catch (DismRebootRequiredException)
{
return(true);
}
catch (DismException ex)
{
Trace.TraceError(ex.ToString());
return(false);
}
return(true);
}