1 | /** @file
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2 | * VBoxGuestLibR0 - VMMDev device related functions.
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3 | */
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4 |
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5 | /*
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6 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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7 | *
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8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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9 | * available from http://www.virtualbox.org. This file is free software;
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10 | * you can redistribute it and/or modify it under the terms of the GNU
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11 | * General Public License (GPL) as published by the Free Software
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12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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15 | *
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16 | * The contents of this file may alternatively be used under the terms
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17 | * of the Common Development and Distribution License Version 1.0
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18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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19 | * VirtualBox OSE distribution, in which case the provisions of the
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20 | * CDDL are applicable instead of those of the GPL.
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21 | *
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22 | * You may elect to license modified versions of this file under the
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23 | * terms and conditions of either the GPL or the CDDL or both.
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24 | *
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25 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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26 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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27 | * additional information or have any questions.
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28 | */
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29 |
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30 | #include "VBGLInternal.h"
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31 |
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32 |
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33 | DECLVBGL(int) VbglQueryVMMDevMemory (VMMDevMemory **ppVMMDevMemory)
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34 | {
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35 | int rc = vbglR0Enter ();
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36 |
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37 | if (RT_FAILURE(rc))
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38 | return rc;
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39 |
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40 | /* If the memory was not found, return an error. */
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41 | if (!g_vbgldata.pVMMDevMemory)
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42 | return VERR_NOT_SUPPORTED;
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43 |
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44 | *ppVMMDevMemory = g_vbgldata.pVMMDevMemory;
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45 | return rc;
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46 | }
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47 |
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