157 lines
4.1 KiB
C
157 lines
4.1 KiB
C
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/*++
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Copyright (C) 1997-2001 Microsoft Corporation
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Module Name:
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Abstract:
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History:
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--*/
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//***************************************************************************
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//
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// NTPERF.H
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//
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// NT5 Perf Counter Provider
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//
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// raymcc 02-Dec-97
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//
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//***************************************************************************
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#ifndef _NTPERF_H_
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#define _NTPERF_H_
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#define NUM_SAMPLE_INSTANCES 10
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class CNt5PerfProvider;
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class CNt5Refresher : public IWbemRefresher
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{
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LONG m_lRef;
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IWbemObjectAccess *m_aInstances[NUM_SAMPLE_INSTANCES];
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LONG m_hName;
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LONG m_hCounter1;
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LONG m_hCounter2;
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LONG m_hCounter3;
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public:
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CNt5Refresher();
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~CNt5Refresher();
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void TransferPropHandles(CNt5PerfProvider *);
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BOOL AddObject(IWbemObjectAccess *pObj, LONG *plId);
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BOOL RemoveObject(LONG lId);
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// Interface members.
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// ==================
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ULONG STDMETHODCALLTYPE AddRef();
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ULONG STDMETHODCALLTYPE Release();
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STDMETHODIMP QueryInterface(REFIID riid, void** ppv);
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virtual HRESULT STDMETHODCALLTYPE Refresh(/* [in] */ long lFlags);
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};
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class CNt5PerfProvider : public IWbemHiPerfProvider, public IWbemProviderInit
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{
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LONG m_lRef;
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IWbemClassObject *m_pSampleClass;
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IWbemObjectAccess *m_aInstances[NUM_SAMPLE_INSTANCES];
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LONG m_hName;
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LONG m_hCounter1;
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LONG m_hCounter2;
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LONG m_hCounter3;
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friend class CNt5Refresher;
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public:
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CNt5PerfProvider();
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~CNt5PerfProvider();
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// Interface members.
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// ==================
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ULONG STDMETHODCALLTYPE AddRef();
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ULONG STDMETHODCALLTYPE Release();
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STDMETHODIMP QueryInterface(REFIID riid, void** ppv);
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// IWbemHiPerfProvider methods.
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// ============================
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virtual HRESULT STDMETHODCALLTYPE QueryInstances(
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/* [in] */ IWbemServices __RPC_FAR *pNamespace,
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/* [string][in] */ WCHAR __RPC_FAR *wszClass,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [in] */ IWbemObjectSink __RPC_FAR *pSink
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);
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virtual HRESULT STDMETHODCALLTYPE CreateRefresher(
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/* [in] */ IWbemServices __RPC_FAR *pNamespace,
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/* [in] */ long lFlags,
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/* [out] */ IWbemRefresher __RPC_FAR *__RPC_FAR *ppRefresher
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);
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virtual HRESULT STDMETHODCALLTYPE CreateRefreshableObject(
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/* [in] */ IWbemServices __RPC_FAR *pNamespace,
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/* [in] */ IWbemObjectAccess __RPC_FAR *pTemplate,
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/* [in] */ IWbemRefresher __RPC_FAR *pRefresher,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pContext,
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/* [out] */ IWbemObjectAccess __RPC_FAR *__RPC_FAR *ppRefreshable,
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/* [out] */ long __RPC_FAR *plId
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);
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virtual HRESULT STDMETHODCALLTYPE StopRefreshing(
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/* [in] */ IWbemRefresher __RPC_FAR *pRefresher,
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/* [in] */ long lId,
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/* [in] */ long lFlags
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);
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virtual HRESULT STDMETHODCALLTYPE CreateRefreshableEnum(
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/* [in] */ IWbemServices* pNamespace,
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/* [in, string] */ LPCWSTR wszClass,
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/* [in] */ IWbemRefresher* pRefresher,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext* pContext,
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/* [in] */ IWbemHiPerfEnum* pHiPerfEnum,
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/* [out] */ long* plId
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);
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virtual HRESULT STDMETHODCALLTYPE GetObjects(
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/* [in] */ IWbemServices* pNamespace,
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/* [in] */ long lNumObjects,
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/* [in,size_is(lNumObjects)] */ IWbemObjectAccess** apObj,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext* pContext);
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// IWbemProviderInit method.
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// =========================
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virtual HRESULT STDMETHODCALLTYPE Initialize(
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/* [unique][in] */ LPWSTR wszUser,
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/* [in] */ LONG lFlags,
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/* [in] */ LPWSTR wszNamespace,
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/* [unique][in] */ LPWSTR wszLocale,
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/* [in] */ IWbemServices __RPC_FAR *pNamespace,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [in] */ IWbemProviderInitSink __RPC_FAR *pInitSink
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);
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};
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void ObjectCreated();
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void ObjectDestroyed();
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#endif
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