private async void InstallVBusOnClick(object sender, RoutedEventArgs e)
{
MainBusyIndicator.IsBusy = !MainBusyIndicator.IsBusy;
await Task.Run(() =>
{
string devPath = string.Empty, instanceId = string.Empty;
try
{
var rebootRequired = false;
var busInfPath = Path.Combine(
GlobalConfiguration.AppDirectory,
"ScpVBus",
Environment.Is64BitOperatingSystem ? "amd64" : "x86",
"ScpVBus.inf");
Log.DebugFormat("ScpVBus.inf path: {0}", busInfPath);
// check for existance of Scp VBus
if (!Devcon.Find(Settings.Default.VirtualBusClassGuid, ref devPath, ref instanceId))
{
UiContext.InvokeOnUiThread(
() =>
{
MainBusyIndicator.BusyContent = "Installing Virtual Bus Driver in Windows Driver Store";
});
// if not detected, install Inf-file in Windows Driver Store
if (Devcon.Install(busInfPath, ref rebootRequired))
{
Log.Info("Virtual Bus Driver pre-installed in Windows Driver Store successfully");
UiContext.InvokeOnUiThread(
() => { MainBusyIndicator.BusyContent = "Creating Hardware ID for Virtual Bus"; });
// create pseudo-device so the bus driver can attach to it later
if (Devcon.Create("System", new Guid("{4D36E97D-E325-11CE-BFC1-08002BE10318}"),
"root\\ScpVBus\0\0"))
{
Log.Info("Virtual Bus Created");
_busDeviceConfigured = true;
}
else
{
Log.Fatal("Virtual Bus Device creation failed");
return;
}
}
else
{
Log.FatalFormat("Virtual Bus Driver pre-installation failed with Win32 error {0}",
(uint)Marshal.GetLastWin32Error());
return;
}
}
UiContext.InvokeOnUiThread(
() => { MainBusyIndicator.BusyContent = "Installing driver on Virtual Bus"; });
// install Virtual Bus driver
var result = Difx.Instance.Install(busInfPath,
DifxFlags.DRIVER_PACKAGE_ONLY_IF_DEVICE_PRESENT | DifxFlags.DRIVER_PACKAGE_FORCE,
out rebootRequired);
_reboot |= rebootRequired;
if (result == 0)
{
_busDriverConfigured = true;
}
}
catch (Exception ex)
{
Log.ErrorFormat("Error during installation: {0}", ex);
}
});
MainBusyIndicator.IsBusy = !MainBusyIndicator.IsBusy;
}
