| 1 | /* $Id: VBoxGuestR3LibStat.cpp 62521 2016-07-22 19:16:33Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBoxGuestR3Lib - Ring-3 Support Library for VirtualBox guest additions, Statistics.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2007-2016 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 "VBGLR3Internal.h"
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| 32 |
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| 33 |
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| 34 | /**
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| 35 | * Query the current statistics update interval.
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| 36 | *
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| 37 | * @returns IPRT status code.
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| 38 | * @param pcMsInterval Update interval in ms (out).
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| 39 | */
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| 40 | VBGLR3DECL(int) VbglR3StatQueryInterval(PRTMSINTERVAL pcMsInterval)
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| 41 | {
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| 42 | VMMDevGetStatisticsChangeRequest Req;
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| 43 |
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| 44 | vmmdevInitRequest(&Req.header, VMMDevReq_GetStatisticsChangeRequest);
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| 45 | Req.eventAck = VMMDEV_EVENT_STATISTICS_INTERVAL_CHANGE_REQUEST;
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| 46 | Req.u32StatInterval = 1;
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| 47 | int rc = vbglR3GRPerform(&Req.header);
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| 48 | if (RT_SUCCESS(rc))
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| 49 | {
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| 50 | *pcMsInterval = Req.u32StatInterval * 1000;
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| 51 | if (*pcMsInterval / 1000 != Req.u32StatInterval)
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| 52 | *pcMsInterval = ~(RTMSINTERVAL)0;
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| 53 | }
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| 54 | return rc;
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| 55 | }
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| 56 |
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| 57 |
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| 58 | /**
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| 59 | * Report guest statistics.
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| 60 | *
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| 61 | * @returns IPRT status code.
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| 62 | * @param pReq Request packet with statistics.
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| 63 | */
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| 64 | VBGLR3DECL(int) VbglR3StatReport(VMMDevReportGuestStats *pReq)
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| 65 | {
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| 66 | vmmdevInitRequest(&pReq->header, VMMDevReq_ReportGuestStats);
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| 67 | return vbglR3GRPerform(&pReq->header);
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| 68 | }
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| 69 |
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