EnumerateVirtualDiskMetadata function

Enumerates the metadata associated with a virtual disk.


DWORD WINAPI EnumerateVirtualDiskMetadata(
  _In_    HANDLE VirtualDiskHandle,
  _Inout_ PULONG NumberOfItems,
  _Out_   GUID   *Items


VirtualDiskHandle [in]

Handle to an open virtual disk.

NumberOfItems [in, out]

Address of a ULONG. On input, the value indicates the number of elements in the buffer pointed to by the Items parameter. On output, the value contains the number of items retrieved. If the buffer was too small, the API will fail and return ERROR_INSUFFICIENT_BUFFER and the ULONG will contain the required buffer size.

Items [out]

Address of a buffer to be filled with the GUIDs representing the metadata. The GetVirtualDiskMetadata function can be used to retrieve the data represented by each GUID.

Return value

Status of the request.

If the function succeeds, the return value is ERROR_SUCCESS.

If the buffer pointed to by the Items parameter was too small, the return value is ERROR_INSUFFICIENT_BUFFER.

If the function fails, the return value is an error code. For more information, see System Error Codes.


Minimum supported client

Windows 8

Minimum supported server

Windows Server 2012


VirtDisk.h (include Windows.h)





See also

VHD Functions