/* $Id: VBoxGuestR3LibStat.cpp 57358 2015-08-14 15:16:38Z vboxsync $ */ /** @file * VBoxGuestR3Lib - Ring-3 Support Library for VirtualBox guest additions, Statistics. */ /* * Copyright (C) 2007-2015 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. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #include "VBGLR3Internal.h" /** * Query the current statistics update interval. * * @returns IPRT status code. * @param pcMsInterval Update interval in ms (out). */ VBGLR3DECL(int) VbglR3StatQueryInterval(PRTMSINTERVAL pcMsInterval) { VMMDevGetStatisticsChangeRequest Req; vmmdevInitRequest(&Req.header, VMMDevReq_GetStatisticsChangeRequest); Req.eventAck = VMMDEV_EVENT_STATISTICS_INTERVAL_CHANGE_REQUEST; Req.u32StatInterval = 1; int rc = vbglR3GRPerform(&Req.header); if (RT_SUCCESS(rc)) { *pcMsInterval = Req.u32StatInterval * 1000; if (*pcMsInterval / 1000 != Req.u32StatInterval) *pcMsInterval = ~(RTMSINTERVAL)0; } return rc; } /** * Report guest statistics. * * @returns IPRT status code. * @param pReq Request packet with statistics. */ VBGLR3DECL(int) VbglR3StatReport(VMMDevReportGuestStats *pReq) { vmmdevInitRequest(&pReq->header, VMMDevReq_ReportGuestStats); return vbglR3GRPerform(&pReq->header); }