public static void UnmountVHD(string vhdfile)
{
var openParameters = new NativeMethods.OPEN_VIRTUAL_DISK_PARAMETERS();
openParameters.Version = NativeMethods.OPEN_VIRTUAL_DISK_VERSION.OPEN_VIRTUAL_DISK_VERSION_1;
openParameters.Version1.RWDepth = NativeMethods.OPEN_VIRTUAL_DISK_RW_DEPTH_DEFAULT;
var openStorageType = new NativeMethods.VIRTUAL_STORAGE_TYPE();
openStorageType.DeviceId = NativeMethods.VIRTUAL_STORAGE_TYPE_DEVICE_UNKNOWN;
openStorageType.VendorId = NativeMethods.VIRTUAL_STORAGE_TYPE_VENDOR_UNKNOWN;
var handle = IntPtr.Zero;
var openResult = NativeMethods.OpenVirtualDisk(ref openStorageType, vhdfile, NativeMethods.VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_ALL, NativeMethods.OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE, ref openParameters, ref handle);
if (openResult != NativeMethods.ERROR_SUCCESS)
{
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "Native error {0}.", openResult));
}
var dettachResult = NativeMethods.DetachVirtualDisk(handle, NativeMethods.DETACH_VIRTUAL_DISK_FLAG.DETACH_VIRTUAL_DISK_FLAG_NONE, 0);
if (dettachResult != NativeMethods.ERROR_SUCCESS)
{
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "Native error {0}.", dettachResult));
}
NativeMethods.CloseHandle(handle);
}
/// <summary>
/// Mounts FFU or VHD files on a target system.
/// </summary>
/// <param name="vhdfile">A path as a string to a FFU or VHD file to mount on the current system.</param>
/// <param name="flag">If set to true, the function will mount a FFU image and not a VHD image.</param>
/// <returns>
/// A string array containing for the first parameter the full path to the junction linked to the image, and for
/// the second parameter the Physical disk id path.
/// </returns>
public static string MountVHD(string vhdfile, bool readOnly)
{
var openParameters = new NativeMethods.OPEN_VIRTUAL_DISK_PARAMETERS();
openParameters.Version = NativeMethods.OPEN_VIRTUAL_DISK_VERSION.OPEN_VIRTUAL_DISK_VERSION_1;
openParameters.Version1.RWDepth = NativeMethods.OPEN_VIRTUAL_DISK_RW_DEPTH_DEFAULT;
var openStorageType = new NativeMethods.VIRTUAL_STORAGE_TYPE();
openStorageType.DeviceId = NativeMethods.VIRTUAL_STORAGE_TYPE_DEVICE_UNKNOWN;
openStorageType.VendorId = NativeMethods.VIRTUAL_STORAGE_TYPE_VENDOR_UNKNOWN;
var attachParameters = new NativeMethods.ATTACH_VIRTUAL_DISK_PARAMETERS();
attachParameters.Version = NativeMethods.ATTACH_VIRTUAL_DISK_VERSION.ATTACH_VIRTUAL_DISK_VERSION_1;
var handle = IntPtr.Zero;
var openResult = NativeMethods.OpenVirtualDisk(ref openStorageType, vhdfile, NativeMethods.VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_ALL, NativeMethods.OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE, ref openParameters, ref handle);
if (openResult != NativeMethods.ERROR_SUCCESS)
{
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "Native error {0}.", openResult));
}
NativeMethods.ATTACH_VIRTUAL_DISK_FLAG flags = NativeMethods.ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_PERMANENT_LIFETIME;
if (readOnly)
{
flags |= NativeMethods.ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_READ_ONLY;
}
var attachResult = NativeMethods.AttachVirtualDisk(handle, IntPtr.Zero, flags, 0, ref attachParameters, IntPtr.Zero);
if (attachResult != NativeMethods.ERROR_SUCCESS)
{
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "Native error {0}.", attachResult));
}
int bufferSize = 260;
StringBuilder vhdPhysicalPath = new StringBuilder(bufferSize);
NativeMethods.GetVirtualDiskPhysicalPath(handle, ref bufferSize, vhdPhysicalPath);
NativeMethods.CloseHandle(handle);
return(Regex.Match(vhdPhysicalPath.ToString(), @"\d+").Value);
}
