public List <string> GetVirtualDisksImagePaths()
{
List <string> paths = new List <string>(4);
// Query for vdisk providers
IEnumVdsObject providerEnum;
_service.QueryProviders(VDS_QUERY_PROVIDER_FLAG.VDS_QUERY_VIRTUALDISK_PROVIDERS, out providerEnum);
Debug.WriteLine("Got Providers");
// Iterate
for (int i = 0; i < 12; i++)
{
uint fetched;
object unknown;
providerEnum.Next(1, out unknown, out fetched);
if (fetched == 0)
{
break; //no next disk
}
// Cast to the required type
IVdsVdProvider provider = (IVdsVdProvider)unknown;
Debug.WriteLine("Got VD Provider");
paths.AddRange(GetAllPaths(provider));
}
return(paths);
}
public static IEnumerable <IVdsProvider> GetProviders(this IVdsService vdsService, VdsProviderMask providerMask = VdsProviderMask.Software)
{
IEnumVdsObject providerEnum;
int hr = vdsService.QueryProviders(providerMask, out providerEnum);
Marshal.ThrowExceptionForHR(hr);
object iface;
int fetched;
while (0 == providerEnum.Next(1, out iface, out fetched))
{
yield return(iface as IVdsProvider);
}
}
public async Task <List <Disk> > GetDisksAsync()
{
if (mDisposed)
{
throw new ObjectDisposedException(nameof(VdsSession));
}
return(await VdsHelper.RunBlockingAction(() =>
{
var ret = new List <Disk>();
foreach (var swProvider in VdsHelper.VdsEnumerate <IVdsSwProvider>((out IEnumVdsObject ppEnum) =>
mService.QueryProviders((uint)_VDS_QUERY_PROVIDER_FLAG.VDS_QUERY_SOFTWARE_PROVIDERS, out ppEnum)))
{
foreach (var pack in VdsHelper.VdsEnumerate <IVdsPack>(swProvider.QueryPacks))
{
foreach (var disk in VdsHelper.VdsEnumerate <IVdsDisk>(pack.QueryDisks))
{
_VDS_DISK_PROP diskProps;
disk.GetProperties(out diskProps);
if (diskProps.dwDeviceType != FILE_DEVICE_DISK)
{
continue;
}
if (diskProps.status != _VDS_DISK_STATUS.VDS_DS_ONLINE)
{
//The disk might be ejected. Or a card reader might have no media in it.
continue;
}
if (diskProps.health != _VDS_HEALTH.VDS_H_HEALTHY)
{
//TODO: does it ever make sense to try to write a non-healthy drive?
continue;
}
//Other properties that might be usful to expose:
//* busType. For example, USB versus MMC
ret.Add(new Disk(disk, diskProps.id, diskProps.pwszName, diskProps.pwszFriendlyName, diskProps.dwMediaType == MEDIA_TYPE_RemovableMedia, checked ((long)diskProps.ullSize)));
}
}
}
ret.Sort();
return ret;
}));
}
