/** @file
 *
 * VBox frontends: Basic Frontend (BFE):
 * Declaration of VMMDev: driver interface to VMM device
 */

/*
 * Copyright (C) 2006-2007 innotek 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.
 */

#ifndef ____H_VMMDEV
#define ____H_VMMDEV

#include <VBox/pdm.h>

class VMMDev
{
public:
    VMMDev() : mpDrv(NULL) {};
    static const PDMDRVREG  DrvReg;

    /** Pointer to the associated VMMDev driver. */
    struct DRVMAINVMMDEV *mpDrv;

    PPDMIVMMDEVPORT getVMMDevPort();

    void QueryMouseCapabilities(uint32_t *pMouseCaps);
    int  SetMouseCapabilities(uint32_t mouseCaps);
    int  SetAbsoluteMouse(uint32_t mouseXAbs, uint32_t mouseYAbs);

private:
    static DECLCALLBACK(void)   UpdateGuestVersion(PPDMIVMMDEVCONNECTOR pInterface, VBoxGuestInfo *guestInfo);
    static DECLCALLBACK(void)   UpdateGuestCapabilities(PPDMIVMMDEVCONNECTOR pInterface, uint32_t newCapabilities);
    static DECLCALLBACK(void)   UpdateMouseCapabilities(PPDMIVMMDEVCONNECTOR pInterface, uint32_t newCapabilities);
    static DECLCALLBACK(void)   UpdatePointerShape(PPDMIVMMDEVCONNECTOR pInterface, bool fVisible, bool fAlpha,
                                                     uint32_t xHot, uint32_t yHot,
                                                     uint32_t width, uint32_t height,
                                                     void *pShape);
    static DECLCALLBACK(int)    VideoModeSupported(PPDMIVMMDEVCONNECTOR pInterface, uint32_t width, uint32_t height,
                                                   uint32_t bpp, bool *fSupported);
    static DECLCALLBACK(int)    GetHeightReduction(PPDMIVMMDEVCONNECTOR pInterface, uint32_t *heightReduction);

    static DECLCALLBACK(void *) drvQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface);
    static DECLCALLBACK(int)    drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle);
    static DECLCALLBACK(void)   drvDestruct(PPDMDRVINS pDrvIns);
};

extern VMMDev *gVMMDev;

#endif // ____H_VMMDEV