public static IntPtr OpenVHD(FileInfo file, VHDOpeMode openMode)
{
IntPtr handle = IntPtr.Zero;
//Storage type initialization
VIRTUAL_STORAGE_TYPE storageType = new VIRTUAL_STORAGE_TYPE();
storageType.DeviceId = Win32.VIRTUAL_STORAGE_TYPE_DEVICE_VHD;
storageType.VendorId = Win32.VIRTUAL_STORAGE_TYPE_VENDOR_MICROSOFT;
//Open disk parameters
OPEN_VIRTUAL_DISK_PARAMETERS openVdisk = new OPEN_VIRTUAL_DISK_PARAMETERS();
openVdisk.Version = OPEN_VIRTUAL_DISK_VERSION.OPEN_VIRTUAL_DISK_VERSION_1;
openVdisk.Version1.RWDepth = Win32.OPEN_VIRTUAL_DISK_RW_DEPTH_DEFAULT;
VIRTUAL_DISK_ACCESS_MASK accessMask = VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_ALL;
if (openMode == VHDOpeMode.Attach)
{
accessMask = VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_ATTACH_RW;
}
else if (openMode == VHDOpeMode.Detach)
{
accessMask = VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_DETACH;
}
//Open the virtual disk for read write using API
int nRet = Win32.OpenVirtualDisk(ref storageType,
file.FullName,
accessMask,
OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE,
ref openVdisk,
ref handle);
if (nRet != Win32.ERROR_SUCCESS)
{
throw new Win32Exception(nRet);
}
return(handle);
}
internal static extern Int32 OpenVirtualDisk(ref VIRTUAL_STORAGE_TYPE VirtualStorageType, String Path, VIRTUAL_DISK_ACCESS_MASK VirtualDiskAccessMask, OPEN_VIRTUAL_DISK_FLAG Flags, ref OPEN_VIRTUAL_DISK_PARAMETERS Parameters, ref IntPtr Handle);