/** @file
 *
 * VBoxGuestLib - A support library for VirtualBox guest additions:
 * VMMDev device related functions
 */

/*
 * Copyright (C) 2006 InnoTek Systemberatung GmbH
 *
 * This file is part of VirtualBox Open Source Edition (OSE), as
 * available from http://www.virtualbox.org. This file is free software;
 * you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation,
 * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
 * distribution. VirtualBox OSE is distributed in the hope that it will
 * be useful, but WITHOUT ANY WARRANTY of any kind.
 *
 * If you received this file as part of a commercial VirtualBox
 * distribution, then only the terms of your commercial VirtualBox
 * license agreement apply instead of the previous paragraph.
 */

#include <VBox/VBoxGuestLib.h>
#include "VBGLInternal.h"


DECLVBGL(int) VbglQueryVMMDevMemory (VMMDevMemory **ppVMMDevMemory)
{
    int rc = VbglEnter ();

    if (VBOX_FAILURE(rc))
    {
        return rc;
    }
    
    /* If the memory was not found, return an error. */
    if (!g_vbgldata.pVMMDevMemory)
    {
        return VERR_NOT_SUPPORTED;
    }

    *ppVMMDevMemory = g_vbgldata.pVMMDevMemory;

    return rc;
}