[10641] | 1 | /* $Id: PerformanceImpl.h 16560 2009-02-06 18:06:04Z vboxsync $ */
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| 2 |
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| 3 | /** @file
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| 4 | *
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| 5 | * VBox Performance COM Classes declaration.
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| 6 | */
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| 7 |
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| 8 | /*
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| 9 | * Copyright (C) 2008 Sun Microsystems, Inc.
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| 10 | *
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| 11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 12 | * available from http://www.virtualbox.org. This file is free software;
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| 13 | * you can redistribute it and/or modify it under the terms of the GNU
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| 14 | * General Public License (GPL) as published by the Free Software
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| 15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 18 | *
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| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 20 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 21 | * additional information or have any questions.
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| 22 | */
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| 23 |
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| 24 | #ifndef ____H_PERFORMANCEIMPL
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| 25 | #define ____H_PERFORMANCEIMPL
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| 26 |
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| 27 | #include "VirtualBoxBase.h"
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| 28 |
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| 29 | #include <VBox/com/com.h>
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| 30 | #include <VBox/com/array.h>
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| 31 | //#ifdef VBOX_WITH_RESOURCE_USAGE_API
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| 32 | #include <iprt/timer.h>
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| 33 | //#endif /* VBOX_WITH_RESOURCE_USAGE_API */
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| 34 |
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| 35 | #include <list>
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[12400] | 36 | //#include <set>
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[10641] | 37 |
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| 38 | #include "Performance.h"
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| 39 |
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[16560] | 40 | #undef min
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| 41 | #undef max
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| 42 |
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[10641] | 43 | /* Each second we obtain new CPU load stats. */
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| 44 | #define VBOX_USAGE_SAMPLER_MIN_INTERVAL 1000
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| 45 |
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| 46 | class Machine;
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| 47 | class HostUSBDevice;
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| 48 |
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| 49 | class ATL_NO_VTABLE PerformanceMetric :
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| 50 | public VirtualBoxBaseNEXT,
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| 51 | public VirtualBoxSupportTranslation <PerformanceMetric>,
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| 52 | public IPerformanceMetric
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| 53 | {
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| 54 | public:
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| 55 |
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| 56 | DECLARE_NOT_AGGREGATABLE (PerformanceMetric)
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| 57 |
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| 58 | DECLARE_PROTECT_FINAL_CONSTRUCT()
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| 59 |
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| 60 | BEGIN_COM_MAP (PerformanceMetric)
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| 61 | COM_INTERFACE_ENTRY (IPerformanceMetric)
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| 62 | END_COM_MAP()
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| 63 |
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| 64 | NS_DECL_ISUPPORTS
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| 65 |
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| 66 | DECLARE_EMPTY_CTOR_DTOR (PerformanceMetric)
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| 67 |
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| 68 | HRESULT FinalConstruct();
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| 69 | void FinalRelease();
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| 70 |
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| 71 | // public initializer/uninitializer for internal purposes only
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| 72 | HRESULT init (pm::Metric *aMetric);
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[12668] | 73 | HRESULT init (pm::BaseMetric *aMetric);
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[10641] | 74 | void uninit();
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| 75 |
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| 76 | // IPerformanceMetric properties
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| 77 | STDMETHOD(COMGETTER(MetricName)) (BSTR *aMetricName);
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| 78 | STDMETHOD(COMGETTER(Object)) (IUnknown **anObject);
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[11583] | 79 | STDMETHOD(COMGETTER(Description)) (BSTR *aDescription);
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[10725] | 80 | STDMETHOD(COMGETTER(Period)) (ULONG *aPeriod);
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| 81 | STDMETHOD(COMGETTER(Count)) (ULONG *aCount);
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[10641] | 82 | STDMETHOD(COMGETTER(Unit)) (BSTR *aUnit);
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[10725] | 83 | STDMETHOD(COMGETTER(MinimumValue)) (LONG *aMinValue);
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| 84 | STDMETHOD(COMGETTER(MaximumValue)) (LONG *aMaxValue);
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[10641] | 85 |
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| 86 | // IPerformanceMetric methods
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| 87 |
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| 88 | // public methods only for internal purposes
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| 89 |
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| 90 | // public methods for internal purposes only
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| 91 | // (ensure there is a caller and a read lock before calling them!)
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| 92 |
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| 93 | private:
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| 94 |
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[10779] | 95 | struct Data
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| 96 | {
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| 97 | /* Constructor. */
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[16560] | 98 | Data()
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| 99 | : period(0), count(0), min(0), max(0)
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| 100 | {
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| 101 | }
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[10779] | 102 |
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| 103 | Bstr name;
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| 104 | ComPtr<IUnknown> object;
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[11583] | 105 | Bstr description;
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[10779] | 106 | ULONG period;
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| 107 | ULONG count;
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| 108 | Bstr unit;
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| 109 | LONG min;
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| 110 | LONG max;
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| 111 | };
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| 112 |
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| 113 | Data m;
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[10641] | 114 | };
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| 115 |
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| 116 |
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| 117 | class ATL_NO_VTABLE PerformanceCollector :
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| 118 | public VirtualBoxBaseNEXT,
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| 119 | public VirtualBoxSupportErrorInfoImpl <PerformanceCollector, IPerformanceCollector>,
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| 120 | public VirtualBoxSupportTranslation <PerformanceCollector>,
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| 121 | public IPerformanceCollector
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| 122 | {
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| 123 | public:
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| 124 |
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| 125 | VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT (PerformanceCollector)
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| 126 |
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| 127 | DECLARE_NOT_AGGREGATABLE (PerformanceCollector)
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| 128 |
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| 129 | DECLARE_PROTECT_FINAL_CONSTRUCT()
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| 130 |
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| 131 | BEGIN_COM_MAP(PerformanceCollector)
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| 132 | COM_INTERFACE_ENTRY(ISupportErrorInfo)
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| 133 | COM_INTERFACE_ENTRY(IPerformanceCollector)
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| 134 | END_COM_MAP()
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| 135 |
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| 136 | NS_DECL_ISUPPORTS
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| 137 |
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| 138 | DECLARE_EMPTY_CTOR_DTOR (PerformanceCollector)
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| 139 |
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| 140 | HRESULT FinalConstruct();
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| 141 | void FinalRelease();
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| 142 |
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| 143 | // public initializers/uninitializers only for internal purposes
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| 144 | HRESULT init();
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| 145 | void uninit();
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| 146 |
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| 147 | // IPerformanceCollector properties
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| 148 | STDMETHOD(COMGETTER(MetricNames)) (ComSafeArrayOut (BSTR, metricNames));
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| 149 |
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| 150 | // IPerformanceCollector methods
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[15051] | 151 | STDMETHOD(GetMetrics) (ComSafeArrayIn (IN_BSTR, metricNames),
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[10641] | 152 | ComSafeArrayIn (IUnknown *, objects),
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[10725] | 153 | ComSafeArrayOut (IPerformanceMetric *, outMetrics));
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[15051] | 154 | STDMETHOD(SetupMetrics) (ComSafeArrayIn (IN_BSTR, metricNames),
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[10641] | 155 | ComSafeArrayIn (IUnknown *, objects),
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[13082] | 156 | ULONG aPeriod, ULONG aCount,
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| 157 | ComSafeArrayOut (IPerformanceMetric *,
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| 158 | outMetrics));
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[15051] | 159 | STDMETHOD(EnableMetrics) (ComSafeArrayIn (IN_BSTR, metricNames),
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[13082] | 160 | ComSafeArrayIn (IUnknown *, objects),
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| 161 | ComSafeArrayOut (IPerformanceMetric *,
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| 162 | outMetrics));
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[15051] | 163 | STDMETHOD(DisableMetrics) (ComSafeArrayIn (IN_BSTR, metricNames),
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[13082] | 164 | ComSafeArrayIn (IUnknown *, objects),
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| 165 | ComSafeArrayOut (IPerformanceMetric *,
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| 166 | outMetrics));
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[15051] | 167 | STDMETHOD(QueryMetricsData) (ComSafeArrayIn (IN_BSTR, metricNames),
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[12973] | 168 | ComSafeArrayIn (IUnknown *, objects),
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| 169 | ComSafeArrayOut (BSTR, outMetricNames),
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| 170 | ComSafeArrayOut (IUnknown *, outObjects),
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[13082] | 171 | ComSafeArrayOut (BSTR, outUnits),
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| 172 | ComSafeArrayOut (ULONG, outScales),
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| 173 | ComSafeArrayOut (ULONG, outSequenceNumbers),
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[12973] | 174 | ComSafeArrayOut (ULONG, outDataIndices),
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| 175 | ComSafeArrayOut (ULONG, outDataLengths),
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| 176 | ComSafeArrayOut (LONG, outData));
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| 177 |
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[10641] | 178 | // public methods only for internal purposes
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| 179 |
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| 180 | void registerBaseMetric (pm::BaseMetric *baseMetric);
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| 181 | void registerMetric (pm::Metric *metric);
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| 182 | void unregisterBaseMetricsFor (const ComPtr <IUnknown> &object);
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| 183 | void unregisterMetricsFor (const ComPtr <IUnknown> &object);
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| 184 |
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| 185 | // public methods for internal purposes only
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| 186 | // (ensure there is a caller and a read lock before calling them!)
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| 187 |
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[12400] | 188 | pm::CollectorHAL *getHAL() { return m.hal; };
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[10770] | 189 |
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[10641] | 190 | // for VirtualBoxSupportErrorInfoImpl
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| 191 | static const wchar_t *getComponentName() { return L"PerformanceCollector"; }
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| 192 |
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| 193 | private:
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[12668] | 194 | HRESULT toIPerformanceMetric(pm::Metric *src, IPerformanceMetric **dst);
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| 195 | HRESULT toIPerformanceMetric(pm::BaseMetric *src, IPerformanceMetric **dst);
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[14948] | 196 |
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[10959] | 197 | static void staticSamplerCallback (RTTIMERLR hTimerLR, void *pvUser, uint64_t iTick);
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[10641] | 198 | void samplerCallback();
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| 199 |
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[10679] | 200 | typedef std::list<pm::Metric*> MetricList;
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| 201 | typedef std::list<pm::BaseMetric*> BaseMetricList;
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| 202 |
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[10713] | 203 | enum
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| 204 | {
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| 205 | MAGIC = 0xABBA1972u
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| 206 | };
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| 207 |
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| 208 | unsigned int mMagic;
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| 209 |
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[10770] | 210 | struct Data
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| 211 | {
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[12400] | 212 | Data() : hal(0) {};
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[10679] | 213 |
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[10770] | 214 | BaseMetricList baseMetrics;
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| 215 | MetricList metrics;
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[10959] | 216 | RTTIMERLR sampler;
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[12400] | 217 | pm::CollectorHAL *hal;
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[10770] | 218 | };
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| 219 |
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| 220 | Data m;
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[10641] | 221 | };
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| 222 |
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| 223 | #endif //!____H_PERFORMANCEIMPL
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[14949] | 224 | /* vi: set tabstop=4 shiftwidth=4 expandtab: */
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