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124 lines
3.2 KiB
124 lines
3.2 KiB
/*++
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Copyright (C) 1996-2001 Microsoft Corporation
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Module Name:
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Provider.h
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Abstract:
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Implementation of the high performance provider interface
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History:
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a-dcrews 01-Mar-00 Created
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--*/
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#ifndef _HIPERFPROV_H_
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#define _HIPERFPROV_H_
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#include <tchar.h>
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#include <wbemprov.h>
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#include "Cache.h"
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#include "Refresher.h"
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class CRefCacheElement;
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//////////////////////////////////////////////////////////////
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//
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//
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// Constants and globals
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//
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//
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//////////////////////////////////////////////////////////////
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#define WMI_HPCOOKER_ENUM_FLAG 0x10000000L
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//////////////////////////////////////////////////////////////
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//
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// CHiPerfProvider
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//
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// The provider maintains a single IWbemClassObject to be used
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// as a template to spawn instances for the Refresher as well
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// as QueryInstances. It also maintains the static sample
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// data source which provides all data to the instances.
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//
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//////////////////////////////////////////////////////////////
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class CHiPerfProvider : public IWbemProviderInit, public IWbemHiPerfProvider
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{
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long m_lRef;
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public:
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CHiPerfProvider();
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~CHiPerfProvider();
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// Standard COM methods
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// ====================
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STDMETHODIMP QueryInterface(REFIID riid, void** ppv);
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STDMETHODIMP_(ULONG) AddRef();
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STDMETHODIMP_(ULONG) Release();
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// IWbemProviderInit COM interface
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// ===============================
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STDMETHODIMP 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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// IWbemHiPerfProvider COM interfaces
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// ==================================
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STDMETHODIMP 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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STDMETHODIMP 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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STDMETHODIMP 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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STDMETHODIMP 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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STDMETHODIMP 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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STDMETHODIMP 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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};
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#endif // _HIPERFPROV_H_
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