VBoxGuestR3LibVideo.cpp revision 54828795a553ed0731f308ebda81675ad2c39d58
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/* $Id$ */
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/** @file
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * VBoxGuestR3Lib - Ring-3 Support Library for VirtualBox guest additions, Video.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync */
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/*
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * Copyright (C) 2007 innotek GmbH
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * available from http://www.virtualbox.org. This file is free software;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * you can redistribute it and/or modify it under the terms of the GNU
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * General Public License (GPL) as published by the Free Software
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync */
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/*******************************************************************************
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync* Header Files *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync*******************************************************************************/
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync#include <iprt/string.h>
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync#include <iprt/mem.h>
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
c312e1b81dffe42e0fb766020fb8defaeade05d6vboxsync#include "VBGLR3Internal.h"
c312e1b81dffe42e0fb766020fb8defaeade05d6vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/**
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * Enable or disable video acceleration.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @returns VBox status code.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @param fEnable Pass zero to disable, any other value to enable.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync */
50f0e2e83362e100d306a411980d555d46aa00a8vboxsyncVBGLR3DECL(int) VbglR3VideoAccelEnable(bool fEnable)
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync{
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync VMMDevVideoAccelEnable Req;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync vmmdevInitRequest(&Req.header, VMMDevReq_VideoAccelEnable);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync Req.u32Enable = fEnable;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync Req.cbRingBuffer = VBVA_RING_BUFFER_SIZE;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync Req.fu32Status = 0;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync return vbglR3GRPerform(&Req.header);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync}
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/**
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * Flush the video buffer.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @returns VBox status code.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync */
b0dfb334954c0552bb583967a3077ec88fd00471vboxsyncVBGLR3DECL(int) VbglR3VideoAccelFlush(void)
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync{
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync VMMDevVideoAccelFlush Req;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync vmmdevInitRequest(&Req.header, VMMDevReq_VideoAccelFlush);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync return vbglR3GRPerform(&Req.header);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync}
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync/**
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * Send mouse pointer shape information to the host.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @returns VBox status code.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @param fFlags Mouse pointer flags.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @param xHot X coordinate of hot spot.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync * @param yHot Y coordinate of hot spot.
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync * @param cx Pointer width.
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync * @param cy Pointer height.
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync * @param pvImg Pointer to the image data (can be NULL).
54828795a553ed0731f308ebda81675ad2c39d58vboxsync * @param cbImg Size of the image data pointed to by pvImg.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync */
54828795a553ed0731f308ebda81675ad2c39d58vboxsyncVBGLR3DECL(int) VbglR3SetPointerShape(uint32_t fFlags, uint32_t xHot, uint32_t yHot, uint32_t cx, uint32_t cy, const void *pvImg, size_t cbImg)
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync{
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync VMMDevReqMousePointer *pReq;
54828795a553ed0731f308ebda81675ad2c39d58vboxsync int rc = vbglR3GRAlloc((VMMDevRequestHeader **)&pReq, RT_OFFSETOF(VMMDevReqMousePointer, pointerData) + cbImg, VMMDevReq_SetPointerShape);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync if (RT_SUCCESS(rc))
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync {
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync pReq->fFlags = fFlags;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync pReq->xHot = xHot;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync pReq->yHot = yHot;
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync pReq->width = cx;
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync pReq->height = cy;
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync if (pvImg)
54828795a553ed0731f308ebda81675ad2c39d58vboxsync memcpy(pReq->pointerData, pvImg, cbImg);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync rc = vbglR3GRPerform(&pReq->header);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync vbglR3GRFree(&pReq->header);
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync if (RT_SUCCESS(rc))
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync {
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync if (RT_SUCCESS(pReq->header.rc))
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync return VINF_SUCCESS;
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync rc = pReq->header.rc;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync }
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync }
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync return rc;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync}
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync