699 lines
20 KiB
C++
699 lines
20 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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// PERFSAMP.CPP
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//
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// Sample NT5 Perf Counter Provider
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//
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// raymcc 02-Dec-97 Created
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// raymcc 20-Feb-98 Updated to use new initializer
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//
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//***************************************************************************
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#include <windows.h>
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#include <stdio.h>
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#include <wbemidl.h>
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#include <stdprov.h>
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#include <oahelp.inl>
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#define MAX_INSTANCES 40000
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//***************************************************************************
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//
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// CStdProvider constructor
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//
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//***************************************************************************
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// ok
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CStdProvider::CStdProvider()
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{
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m_lRef = 0;
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m_pClassDef = 0;
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}
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//***************************************************************************
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//
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// CStdProvider destructor
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//
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//***************************************************************************
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// ok
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CStdProvider::~CStdProvider()
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{
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if (m_pClassDef)
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m_pClassDef->Release();
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}
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//***************************************************************************
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//
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// CNt5Refresher::AddRef
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//
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// Standard COM AddRef().
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//
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//***************************************************************************
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// ok
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ULONG CStdProvider::AddRef()
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{
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return InterlockedIncrement(&m_lRef);
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}
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//***************************************************************************
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//
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// CNt5Refresher::Release
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//
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// Standard COM Release().
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//
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//***************************************************************************
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// ok
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ULONG CStdProvider::Release()
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{
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long lRef = InterlockedDecrement(&m_lRef);
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if(lRef == 0)
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delete this;
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return lRef;
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}
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//***************************************************************************
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//
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// CNt5Refresher::QueryInterface
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//
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// Standard COM QueryInterface(). We have to support two interfaces,
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// the IWbemHiPerfProvider interface itself to provide the objects and
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// the IWbemProviderInit interface to initialize the provider.
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//
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//***************************************************************************
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// ok
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HRESULT CStdProvider::QueryInterface(REFIID riid, void** ppv)
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{
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if(riid == IID_IUnknown || riid == IID_IWbemServices)
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{
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*ppv = (IWbemServices *) this;
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AddRef();
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return S_OK;
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}
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else if (riid == IID_IWbemProviderInit)
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{
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*ppv = (IWbemProviderInit *) this;
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AddRef();
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return S_OK;
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}
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else return E_NOINTERFACE;
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}
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//***************************************************************************
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//
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// CNt5Refresher::Initialize
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//
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// Called once during startup. Insdicates to the provider which
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// namespace it is being invoked for and which User. It also supplies
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// a back pointer to WINMGMT so that class definitions can be retrieved.
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//
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// We perform any one-time initialization in this routine. The
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// final call to Release() is for any cleanup.
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//
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// <wszUser> The current user.
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// <lFlags> Reserved.
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// <wszNamespace> The namespace for which we are being activated.
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// <wszLocale> The locale under which we are to be running.
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// <pNamespace> An active pointer back into the current namespace
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// from which we can retrieve schema objects.
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// <pCtx> The user's context object. We simply reuse this
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// during any reentrant operations into WINMGMT.
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// <pInitSink> The sink to which we indicate our readiness.
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//
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//***************************************************************************
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// ok
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HRESULT CStdProvider::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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// Get the class definition.
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// =========================
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HRESULT hRes = pNamespace->GetObject(BSTR(L"TestClass"),
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0, pCtx, &m_pClassDef, 0
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);
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if (hRes)
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return hRes;
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pInitSink->SetStatus(0, WBEM_S_INITIALIZED);
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return NO_ERROR;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::OpenNamespace(
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/* [in] */ BSTR strNamespace,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [unique][in][out] */ IWbemServices __RPC_FAR *__RPC_FAR *ppWorkingNamespace,
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/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppResult
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::CancelAsyncCall(
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/* [in] */ IWbemObjectSink __RPC_FAR *pSink
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::QueryObjectSink(
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/* [in] */ long lFlags,
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/* [out] */ IWbemObjectSink __RPC_FAR *__RPC_FAR *ppResponseHandler
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::GetObject(
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/* [in] */ BSTR strObjectPath,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [unique][in][out] */ IWbemClassObject __RPC_FAR *__RPC_FAR *ppObject,
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/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppCallResult
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::GetObjectAsync(
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/* [in] */ BSTR strObjectPath,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
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)
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{
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IWbemClassObject *pInst = 0;
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HRESULT hRes = m_pClassDef->SpawnInstance(0, &pInst);
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if (hRes)
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return hRes;
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// Copy the key value back.
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VARIANT v;
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VariantInit(&v);
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BSTR PropName = SysAllocString(L"KeyVal");
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pInst->Put(PropName, 0, &v, 0);
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SysFreeString(PropName);
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VariantClear(&v);
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// IntVal1.
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// ========
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V_VT(&v) = VT_I4;
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V_I4(&v) = 100;
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PropName = SysAllocString(L"IntVal1");
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pInst->Put(PropName, 0, &v, 0);
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SysFreeString(PropName);
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VariantClear(&v);
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// IntVal2.
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// ========
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V_VT(&v) = VT_I4;
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V_I4(&v) = 200;
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PropName = SysAllocString(L"IntVal2");
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pInst->Put(PropName, 0, &v, 0);
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SysFreeString(PropName);
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VariantClear(&v);
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// IntVal3.
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// ========
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V_VT(&v) = VT_I4;
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V_I4(&v) = 300;
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PropName = SysAllocString(L"IntVal3");
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pInst->Put(PropName, 0, &v, 0);
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SysFreeString(PropName);
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VariantClear(&v);
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// IntVal4.
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// ========
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V_VT(&v) = VT_I4;
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V_I4(&v) = 400;
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PropName = SysAllocString(L"IntVal4");
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pInst->Put(PropName, 0, &v, 0);
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SysFreeString(PropName);
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VariantClear(&v);
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// Fill in props
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// string StrVal1;
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// string StrVal2;
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// string StrVal3;
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// string StrVal4;
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//
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// sint32 IntVal1;
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// sint32 IntVal2;
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// sint32 IntVal3;
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// sint32 IntVal4;
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//
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// sint32 IntArray1[];
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// sint32 IntArray2[];
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pResponseHandler->Indicate(1, &pInst);
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pResponseHandler->SetStatus(0, WBEM_NO_ERROR, 0, 0);
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return WBEM_NO_ERROR;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::PutClass(
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/* [in] */ IWbemClassObject __RPC_FAR *pObject,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppCallResult
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::PutClassAsync(
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/* [in] */ IWbemClassObject __RPC_FAR *pObject,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::DeleteClass(
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/* [in] */ BSTR strClass,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppCallResult
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::DeleteClassAsync(
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/* [in] */ BSTR strClass,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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||
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::CreateClassEnum(
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/* [in] */ BSTR strSuperclass,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [out] */ IEnumWbemClassObject __RPC_FAR *__RPC_FAR *ppEnum
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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HRESULT CStdProvider::CreateClassEnumAsync(
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/* [in] */ BSTR strSuperclass,
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/* [in] */ long lFlags,
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
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)
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{
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return WBEM_E_NOT_SUPPORTED;
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}
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//*****************************************************************************
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//
|
||
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//*****************************************************************************
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HRESULT CStdProvider::PutInstance(
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/* [in] */ IWbemClassObject __RPC_FAR *pInst,
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||
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/* [in] */ long lFlags,
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||
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/* [in] */ IWbemContext __RPC_FAR *pCtx,
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||
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/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppCallResult
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||
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)
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||
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{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::PutInstanceAsync(
|
||
|
|
/* [in] */ IWbemClassObject __RPC_FAR *pInst,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::DeleteInstance(
|
||
|
|
/* [in] */ BSTR strObjectPath,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppCallResult
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::DeleteInstanceAsync(
|
||
|
|
/* [in] */ BSTR strObjectPath,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::CreateInstanceEnum(
|
||
|
|
/* [in] */ BSTR strClass,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [out] */ IEnumWbemClassObject __RPC_FAR *__RPC_FAR *ppEnum
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::CreateInstanceEnumAsync(
|
||
|
|
/* [in] */ BSTR strClass,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
|
||
|
|
)
|
||
|
|
{
|
||
|
|
wchar_t buf[256];
|
||
|
|
IWbemClassObject *BufArray[10];
|
||
|
|
int nLoad = 0;
|
||
|
|
|
||
|
|
IWbemClassObject *pInst = 0;
|
||
|
|
|
||
|
|
HRESULT hRes = m_pClassDef->SpawnInstance(0, &pInst);
|
||
|
|
if (hRes)
|
||
|
|
return hRes;
|
||
|
|
|
||
|
|
|
||
|
|
for (int i = 0; i < MAX_INSTANCES; i++)
|
||
|
|
{
|
||
|
|
VARIANT v;
|
||
|
|
VariantInit(&v);
|
||
|
|
|
||
|
|
swprintf(buf, L"Inst%d", i);
|
||
|
|
V_VT(&v) = VT_BSTR;
|
||
|
|
V_BSTR(&v) = SysAllocString(buf);
|
||
|
|
|
||
|
|
BSTR PropName = SysAllocString(L"KeyVal");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// IntVal1.
|
||
|
|
// ========
|
||
|
|
|
||
|
|
V_VT(&v) = VT_I4;
|
||
|
|
V_I4(&v) = 100 + i;
|
||
|
|
PropName = SysAllocString(L"IntVal1");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// IntVal2.
|
||
|
|
// ========
|
||
|
|
|
||
|
|
V_VT(&v) = VT_I4;
|
||
|
|
V_I4(&v) = 200 + i;
|
||
|
|
PropName = SysAllocString(L"IntVal2");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// IntVal3.
|
||
|
|
// ========
|
||
|
|
|
||
|
|
V_VT(&v) = VT_I4;
|
||
|
|
V_I4(&v) = 300 + i;
|
||
|
|
PropName = SysAllocString(L"IntVal3");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// IntVal4.
|
||
|
|
// ========
|
||
|
|
|
||
|
|
V_VT(&v) = VT_I4;
|
||
|
|
V_I4(&v) = 400 + i;
|
||
|
|
PropName = SysAllocString(L"IntVal4");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
|
||
|
|
// StrVal1
|
||
|
|
// =======
|
||
|
|
|
||
|
|
V_VT(&v) = VT_BSTR;
|
||
|
|
swprintf(buf, L"StrVal1=%d", i);
|
||
|
|
V_BSTR(&v) = SysAllocString(buf);
|
||
|
|
PropName = SysAllocString(L"StrVal1");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// StrVal2
|
||
|
|
// =======
|
||
|
|
|
||
|
|
V_VT(&v) = VT_BSTR;
|
||
|
|
swprintf(buf, L"StrVal2=%d !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!", i);
|
||
|
|
V_BSTR(&v) = SysAllocString(buf);
|
||
|
|
PropName = SysAllocString(L"StrVal2");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// StrVal3
|
||
|
|
// =======
|
||
|
|
|
||
|
|
V_VT(&v) = VT_BSTR;
|
||
|
|
swprintf(buf, L"StrVal3=%d", i);
|
||
|
|
V_BSTR(&v) = SysAllocString(buf);
|
||
|
|
PropName = SysAllocString(L"StrVal3");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
// StrVal4
|
||
|
|
// =======
|
||
|
|
|
||
|
|
V_VT(&v) = VT_BSTR;
|
||
|
|
swprintf(buf, L"StrVal4=%d &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&", i);
|
||
|
|
V_BSTR(&v) = SysAllocString(buf);
|
||
|
|
PropName = SysAllocString(L"StrVal4");
|
||
|
|
pInst->Put(PropName, 0, &v, 0);
|
||
|
|
SysFreeString(PropName);
|
||
|
|
VariantClear(&v);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
pResponseHandler->Indicate(1, &pInst);
|
||
|
|
// pInst->Release();
|
||
|
|
}
|
||
|
|
|
||
|
|
pInst-Release();
|
||
|
|
pResponseHandler->SetStatus(0, WBEM_NO_ERROR, 0, 0);
|
||
|
|
|
||
|
|
return WBEM_NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::ExecQuery(
|
||
|
|
/* [in] */ BSTR strQueryLanguage,
|
||
|
|
/* [in] */ BSTR strQuery,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [out] */ IEnumWbemClassObject __RPC_FAR *__RPC_FAR *ppEnum
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::ExecQueryAsync(
|
||
|
|
/* [in] */ BSTR strQueryLanguage,
|
||
|
|
/* [in] */ BSTR strQuery,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
|
||
|
|
)
|
||
|
|
{
|
||
|
|
// pResponseHandler->Indicate(1, &pInst);
|
||
|
|
pResponseHandler->SetStatus(0, WBEM_NO_ERROR, 0, 0);
|
||
|
|
return WBEM_NO_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::ExecNotificationQuery(
|
||
|
|
/* [in] */ BSTR strQueryLanguage,
|
||
|
|
/* [in] */ BSTR strQuery,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [out] */ IEnumWbemClassObject __RPC_FAR *__RPC_FAR *ppEnum
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::ExecNotificationQueryAsync(
|
||
|
|
/* [in] */ BSTR strQueryLanguage,
|
||
|
|
/* [in] */ BSTR strQuery,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::ExecMethod(
|
||
|
|
/* [in] */ BSTR strObjectPath,
|
||
|
|
/* [in] */ BSTR strMethodName,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemClassObject __RPC_FAR *pInParams,
|
||
|
|
/* [unique][in][out] */ IWbemClassObject __RPC_FAR *__RPC_FAR *ppOutParams,
|
||
|
|
/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppCallResult
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
//*****************************************************************************
|
||
|
|
//
|
||
|
|
//*****************************************************************************
|
||
|
|
|
||
|
|
HRESULT CStdProvider::ExecMethodAsync(
|
||
|
|
/* [in] */ BSTR strObjectPath,
|
||
|
|
/* [in] */ BSTR strMethodName,
|
||
|
|
/* [in] */ long lFlags,
|
||
|
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
|
/* [in] */ IWbemClassObject __RPC_FAR *pInParams,
|
||
|
|
/* [in] */ IWbemObjectSink __RPC_FAR *pResponseHandler
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return WBEM_E_NOT_SUPPORTED;
|
||
|
|
}
|