common/VBoxGuestLib/Mouse.cpp

	Mouse.cpp revision 1b9094e9e0e2b6dc15ba937a7d4b14736aea339e
/* $Revision$ */
/** @file
 * VBoxGuestLibR0 - Mouse Integration.
 */

/*
 * Copyright (C) 2012 Oracle Corporation
 *
 * 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 (GPL) 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.
 *
 * The contents of this file may alternatively be used under the terms
 * of the Common Development and Distribution License Version 1.0
 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
 * VirtualBox OSE distribution, in which case the provisions of the
 * CDDL are applicable instead of those of the GPL.
 *
 * You may elect to license modified versions of this file under the
 * terms and conditions of either the GPL or the CDDL or both.
 */

#include "VBGLInternal.h"

DECLVBGL(int) VbglSetMouseNotifyCallback(PFNVBOXGUESTMOUSENOTIFY pfnNotify,
                                         void *pvUser)
{
    VBoxGuestMouseSetNotifyCallback NotifyCallback;
    VBGLDRIVER *pDriver;
    int rc;

    rc = vbglGetDriver(&pDriver);
    if (RT_FAILURE(rc))
        return rc;
    NotifyCallback.pfnNotify = pfnNotify;
    NotifyCallback.pvUser    = pvUser;
    return vbglDriverIOCtl(pDriver, VBOXGUEST_IOCTL_SET_MOUSE_NOTIFY_CALLBACK,
                           &NotifyCallback, sizeof(NotifyCallback));
}

DECLVBGL(int) VbglGetMouseStatus(uint32_t *pfFeatures, uint32_t *px,
                                 uint32_t *py)
{
    VMMDevReqMouseStatus Req;
    VBGLDRIVER *pDriver;
    int rc;

    rc = vbglGetDriver(&pDriver);
    if (RT_FAILURE(rc))
        return rc;
    vmmdevInitRequest(&Req.header, VMMDevReq_GetMouseStatus);
    Req.mouseFeatures = 0;
    Req.pointerXPos = 0;
    Req.pointerYPos = 0;
    rc = vbglDriverIOCtl(pDriver, VBOXGUEST_IOCTL_VMMREQUEST(sizeof(Req)),
                         &Req.header, sizeof(Req));
    if (RT_FAILURE(rc))
        return rc;
    if (pfFeatures)
        *pfFeatures = Req.mouseFeatures;
    if (px)
        *px = Req.pointerXPos;
    if (py)
        *py = Req.pointerYPos;
    return VINF_SUCCESS;
}

DECLVBGL(int) VbglSetMouseStatus(uint32_t fFeatures)
{
    VBGLDRIVER *pDriver;
    int rc;

    rc = vbglGetDriver(&pDriver);
    if (RT_FAILURE(rc))
        return rc;
    return vbglDriverIOCtl(pDriver, VBOXGUEST_IOCTL_SET_MOUSE_STATUS,
                           &fFeatures, sizeof(fFeatures));
}