public static extern int AttachVirtualDisk(
IntPtr VirtualDiskHandle,
ref SECURITY_DESCRIPTOR SecurityDescriptor,
ATTACH_VIRTUAL_DISK_FLAG Flags,
int ProviderSpecificFlags,
ref ATTACH_VIRTUAL_DISK_PARAMETERS Parameters,
IntPtr Overlapped);
public static extern unsafe int AttachVirtualDisk(
SafeFileHandle VirtualDiskHandle,
IntPtr SecurityDescriptor,
ATTACH_VIRTUAL_DISK_FLAG Flags,
uint ProviderSpecificFlags,
ref ATTACH_VIRTUAL_DISK_PARAMETERS Parameters,
[In] NativeOverlapped *Overlapped);
/// <summary>
/// Attaches a virtual hard disk (VHD) by locating an appropriate VHD provider to accomplish the attachment.
/// </summary>
/// <param name="flags">
/// A combination of values from the attachVirtualDiskFlags enumeration which will dictate how the behavior of the VHD once mounted.
/// </param>
public void Attach(
ATTACH_VIRTUAL_DISK_FLAG flags = ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_NONE,
ATTACH_VIRTUAL_DISK_VERSION version = ATTACH_VIRTUAL_DISK_VERSION.ATTACH_VIRTUAL_DISK_VERSION_1)
{
if (IsAttached)
{
return;
}
// Get the current disk index. We need it later.
int diskIndex = DiskIndex;
var attachParameters = new NativeMethods.ATTACH_VIRTUAL_DISK_PARAMETERS();
// For attach, the correct version is always Version1 for Win7 and Win8.
attachParameters.Version = version;
attachParameters.Reserved = 0;
if (!NativeMethods.InitializeSecurityDescriptor(out NativeMethods.SECURITY_DESCRIPTOR securityDescriptor, 1))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
int ret = NativeMethods.AttachVirtualDisk(CheckDisposed(), ref securityDescriptor, flags, 0, ref attachParameters, IntPtr.Zero);
if (ret != NativeMethods.ERROR_SUCCESS)
{
throw new Win32Exception(ret);
}
// There's apparently a bit of a timing issue here on some systems.
// If the disk index isn't updated, keep checking once per second for five seconds.
// If it's not updated after that, it's probably not our fault.
var attempts = 5;
while (attempts-- >= 0 && diskIndex == DiskIndex)
{
Thread.Sleep(1000);
}
}
public static extern Int32 AttachVirtualDisk(VirtualDiskSafeHandle VirtualDiskHandle, IntPtr SecurityDescriptor, ATTACH_VIRTUAL_DISK_FLAG Flags, Int32 ProviderSpecificFlags, ref ATTACH_VIRTUAL_DISK_PARAMETERS Parameters, IntPtr Overlapped);
internal static extern Int32 DetachVirtualDisk(IntPtr VirtualDiskHandle, ATTACH_VIRTUAL_DISK_FLAG Flags, Int32 ProviderSpecificFlags);
internal static extern Int32 AttachVirtualDisk(IntPtr VirtualDiskHandle, IntPtr SecurityDescriptor, ATTACH_VIRTUAL_DISK_FLAG Flags, Int32 ProviderSpecificFlags, ref ATTACH_VIRTUAL_DISK_PARAMETERS Parameters, IntPtr Overlapped);
public static extern uint AttachVirtualDisk(IntPtr Handle, IntPtr SecurityDescriptor, ATTACH_VIRTUAL_DISK_FLAG Flags, uint ProviderSpecificFlags, IntPtr Parameters, IntPtr Overlapped);
