VirtualBox

source: vbox/trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR3LibStat.cpp@ 62521

Last change on this file since 62521 was 62521, checked in by vboxsync, 8 years ago

(C) 2016

  • Property svn:eol-style set to native
  • Property svn:keyword set to Id
  • Property svn:keywords set to Id Revision
File size: 2.5 KB
Line 
1/* $Id: VBoxGuestR3LibStat.cpp 62521 2016-07-22 19:16:33Z vboxsync $ */
2/** @file
3 * VBoxGuestR3Lib - Ring-3 Support Library for VirtualBox guest additions, Statistics.
4 */
5
6/*
7 * Copyright (C) 2007-2016 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27
28/*********************************************************************************************************************************
29* Header Files *
30*********************************************************************************************************************************/
31#include "VBGLR3Internal.h"
32
33
34/**
35 * Query the current statistics update interval.
36 *
37 * @returns IPRT status code.
38 * @param pcMsInterval Update interval in ms (out).
39 */
40VBGLR3DECL(int) VbglR3StatQueryInterval(PRTMSINTERVAL pcMsInterval)
41{
42 VMMDevGetStatisticsChangeRequest Req;
43
44 vmmdevInitRequest(&Req.header, VMMDevReq_GetStatisticsChangeRequest);
45 Req.eventAck = VMMDEV_EVENT_STATISTICS_INTERVAL_CHANGE_REQUEST;
46 Req.u32StatInterval = 1;
47 int rc = vbglR3GRPerform(&Req.header);
48 if (RT_SUCCESS(rc))
49 {
50 *pcMsInterval = Req.u32StatInterval * 1000;
51 if (*pcMsInterval / 1000 != Req.u32StatInterval)
52 *pcMsInterval = ~(RTMSINTERVAL)0;
53 }
54 return rc;
55}
56
57
58/**
59 * Report guest statistics.
60 *
61 * @returns IPRT status code.
62 * @param pReq Request packet with statistics.
63 */
64VBGLR3DECL(int) VbglR3StatReport(VMMDevReportGuestStats *pReq)
65{
66 vmmdevInitRequest(&pReq->header, VMMDevReq_ReportGuestStats);
67 return vbglR3GRPerform(&pReq->header);
68}
69
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