| 1 | /* $Id: VBoxGuestR3LibMouse.cpp 69500 2017-10-28 15:14:05Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBoxGuestR3Lib - Ring-3 Support Library for VirtualBox guest additions, Mouse.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2007-2017 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #include "VBoxGuestR3LibInternal.h"
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| 32 |
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| 33 |
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| 34 | /**
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| 35 | * Retrieve mouse coordinates and features from the host.
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| 36 | *
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| 37 | * @returns VBox status code.
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| 38 | *
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| 39 | * @param pfFeatures Where to store the mouse features.
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| 40 | * @param px Where to store the X co-ordinate.
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| 41 | * @param py Where to store the Y co-ordinate.
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| 42 | */
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| 43 | VBGLR3DECL(int) VbglR3GetMouseStatus(uint32_t *pfFeatures, uint32_t *px, uint32_t *py)
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| 44 | {
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| 45 | VMMDevReqMouseStatus Req;
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| 46 | vmmdevInitRequest(&Req.header, VMMDevReq_GetMouseStatus);
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| 47 | Req.mouseFeatures = 0;
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| 48 | Req.pointerXPos = 0;
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| 49 | Req.pointerYPos = 0;
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| 50 | int rc = vbglR3GRPerform(&Req.header);
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| 51 | if (RT_SUCCESS(rc))
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| 52 | {
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| 53 | if (pfFeatures)
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| 54 | *pfFeatures = Req.mouseFeatures;
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| 55 | if (px)
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| 56 | *px = Req.pointerXPos;
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| 57 | if (py)
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| 58 | *py = Req.pointerYPos;
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| 59 | }
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| 60 | return rc;
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| 61 | }
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| 62 |
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| 63 |
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| 64 | /**
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| 65 | * Send mouse features to the host.
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| 66 | *
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| 67 | * @returns VBox status code.
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| 68 | *
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| 69 | * @param fFeatures Supported mouse pointer features. The main guest driver
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| 70 | * will mediate different callers and show the host any
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| 71 | * feature enabled by any guest caller.
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| 72 | */
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| 73 | VBGLR3DECL(int) VbglR3SetMouseStatus(uint32_t fFeatures)
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| 74 | {
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| 75 | VBGLIOCSETMOUSESTATUS Req;
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| 76 | VBGLREQHDR_INIT(&Req.Hdr, SET_MOUSE_STATUS);
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| 77 | Req.u.In.fStatus = fFeatures;
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| 78 | return vbglR3DoIOCtl(VBGL_IOCTL_SET_MOUSE_STATUS, &Req.Hdr, sizeof(Req));
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| 79 | }
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| 80 |
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