680 lines
21 KiB
C++
680 lines
21 KiB
C++
|
/////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// WMIProv.CPP
|
||
|
//
|
||
|
// Module: WMI Provider class methods
|
||
|
//
|
||
|
// Purpose: Provider class definition. An object of this class is
|
||
|
// created by the class factory for each connection.
|
||
|
//
|
||
|
// Copyright (c) 1997-2002 Microsoft Corporation, All Rights Reserved
|
||
|
//
|
||
|
/////////////////////////////////////////////////////////////////////
|
||
|
#include "precomp.h"
|
||
|
|
||
|
long glInits = -1;
|
||
|
long glEventsRegistered = -1;
|
||
|
long glProvObj = 0;
|
||
|
|
||
|
extern CWMIEvent * g_pBinaryMofEvent;
|
||
|
|
||
|
extern CCriticalSection * g_pSharedLocalEventsCs;
|
||
|
|
||
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
void VerifyLocalEventsAreRegistered()
|
||
|
{
|
||
|
if( InterlockedIncrement(&glEventsRegistered) == 1 )
|
||
|
{
|
||
|
if( g_pBinaryMofEvent )
|
||
|
{
|
||
|
if( !g_pBinaryMofEvent->RegisterForInternalEvents())
|
||
|
{
|
||
|
glEventsRegistered = 0; // start over again next time
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
ERRORTRACE((THISPROVIDER,"Successfully Registered for Mof Events\n"));
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
ERRORTRACE((THISPROVIDER,"Local Events Verified called, glEventsRegistered: %ld\n", glEventsRegistered));
|
||
|
}
|
||
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
HRESULT SetupLocalEvents()
|
||
|
{
|
||
|
HRESULT hr = S_OK;
|
||
|
CAutoBlock Block(g_pSharedLocalEventsCs);
|
||
|
|
||
|
if( g_pBinaryMofEvent == NULL )
|
||
|
{
|
||
|
g_pBinaryMofEvent = (CWMIEvent *)new CWMIEvent(INTERNAL_EVENT); // This is the global guy that catches events of new drivers being added at runtime.
|
||
|
if(g_pBinaryMofEvent)
|
||
|
{
|
||
|
glEventsRegistered = 0;
|
||
|
VerifyLocalEventsAreRegistered();
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
hr = E_OUTOFMEMORY;
|
||
|
}
|
||
|
}
|
||
|
return hr;
|
||
|
}
|
||
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
void DeleteLocalEvents()
|
||
|
{
|
||
|
CAutoBlock Block(g_pSharedLocalEventsCs);
|
||
|
|
||
|
if( g_pBinaryMofEvent )
|
||
|
{
|
||
|
g_pBinaryMofEvent->DeleteAllLeftOverEvents();
|
||
|
g_pBinaryMofEvent->DeleteBinaryMofResourceEvent();
|
||
|
g_pBinaryMofEvent->ReleaseAllPointers();
|
||
|
SAFE_DELETE_PTR(g_pBinaryMofEvent);
|
||
|
glEventsRegistered = -1;
|
||
|
ERRORTRACE((THISPROVIDER,"No longer registered for Mof events\n"));
|
||
|
}
|
||
|
}
|
||
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
void ProcessAllBinaryMofs(CHandleMap * pMap, IWbemServices __RPC_FAR *pNamespace,IWbemContext __RPC_FAR *pCtx,BOOL bProcessMofs)
|
||
|
{
|
||
|
CWMIBinMof Mof;
|
||
|
|
||
|
if( SUCCEEDED( Mof.Initialize(pMap,TRUE,WMIGUID_EXECUTE|WMIGUID_QUERY,pNamespace,NULL,pCtx)))
|
||
|
{
|
||
|
|
||
|
RevertToSelf();
|
||
|
|
||
|
if(bProcessMofs)
|
||
|
{
|
||
|
Mof.ProcessListOfWMIBinaryMofsFromWMI();
|
||
|
}
|
||
|
|
||
|
//==============================================================
|
||
|
// Register for hardcoded event to be notified of WMI updates
|
||
|
// make it a member var, so it stays around for the life
|
||
|
// of the provider
|
||
|
//==============================================================
|
||
|
if( g_pBinaryMofEvent )
|
||
|
{
|
||
|
CAutoBlock Block(g_pSharedLocalEventsCs);
|
||
|
g_pBinaryMofEvent->SetEventServices(pNamespace);
|
||
|
g_pBinaryMofEvent->SetEventContext(pCtx);
|
||
|
g_pBinaryMofEvent->ReadyForInternalEvents(TRUE);
|
||
|
VerifyLocalEventsAreRegistered();
|
||
|
}
|
||
|
}
|
||
|
CheckImpersonationLevelAndVerifyInternalEvents(FALSE);
|
||
|
}
|
||
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
//*********************************************************************
|
||
|
// Check the impersonation level
|
||
|
//*********************************************************************
|
||
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
||
|
HRESULT CheckImpersonationLevelAndVerifyInternalEvents(BOOL fVerifyLocalEvents)
|
||
|
{
|
||
|
HRESULT hr = WBEM_E_ACCESS_DENIED;
|
||
|
HANDLE hThreadTok;
|
||
|
|
||
|
if (IsNT())
|
||
|
{
|
||
|
if( GetUserThreadToken(&hThreadTok) )
|
||
|
{
|
||
|
DWORD dwImp, dwBytesReturned;
|
||
|
if (GetTokenInformation( hThreadTok, TokenImpersonationLevel, &dwImp, sizeof(DWORD), &dwBytesReturned)){
|
||
|
|
||
|
if( fVerifyLocalEvents )
|
||
|
{
|
||
|
if( glEventsRegistered < 2 )
|
||
|
{
|
||
|
VerifyLocalEventsAreRegistered();
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Is the impersonation level Impersonate?
|
||
|
if ((dwImp == SecurityImpersonation) || ( dwImp == SecurityDelegation) )
|
||
|
{
|
||
|
hr = WBEM_S_NO_ERROR;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
hr = WBEM_E_ACCESS_DENIED;
|
||
|
ERRORTRACE((THISPROVIDER,IDS_ImpersonationFailed));
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
hr = WBEM_E_FAILED;
|
||
|
ERRORTRACE((THISPROVIDER,IDS_ImpersonationFailed));
|
||
|
}
|
||
|
|
||
|
// Done with this handle
|
||
|
CloseHandle(hThreadTok);
|
||
|
}
|
||
|
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
// let win9X in...
|
||
|
hr = WBEM_S_NO_ERROR;
|
||
|
}
|
||
|
|
||
|
return hr;
|
||
|
}
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
//
|
||
|
//
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
HRESULT CWMI_Prov::PutInstanceAsync(IWbemClassObject __RPC_FAR * pIWbemClassObject,
|
||
|
long lFlags,
|
||
|
IWbemContext __RPC_FAR *pCtx,
|
||
|
IWbemObjectSink __RPC_FAR *pHandler )
|
||
|
{
|
||
|
HRESULT hr = WBEM_E_FAILED;
|
||
|
SetStructuredExceptionHandler seh;
|
||
|
|
||
|
if(pIWbemClassObject == NULL || pHandler == NULL )
|
||
|
{
|
||
|
return WBEM_E_INVALID_PARAMETER;
|
||
|
}
|
||
|
|
||
|
//===========================================================
|
||
|
// Get the class name
|
||
|
//===========================================================
|
||
|
CVARIANT vName;
|
||
|
hr = pIWbemClassObject->Get(L"__CLASS", 0, &vName, NULL, NULL);
|
||
|
if( SUCCEEDED(hr))
|
||
|
{
|
||
|
CWMIStandardShell WMI;
|
||
|
if( SUCCEEDED(WMI.Initialize(vName.GetStr(),FALSE,&m_HandleMap,TRUE,WMIGUID_SET|WMIGUID_QUERY,m_pIWbemServices,pHandler,pCtx)))
|
||
|
{
|
||
|
if (SUCCEEDED(hr = CheckImpersonationLevelAndVerifyInternalEvents(TRUE)))
|
||
|
{
|
||
|
//=======================================================
|
||
|
// If there is not a context object, then we know we are
|
||
|
// supposed to put the whole thing, otherwise we are
|
||
|
// supposed to put only the properties specified.
|
||
|
//=======================================================
|
||
|
try
|
||
|
{
|
||
|
if( !pCtx )
|
||
|
{
|
||
|
hr = WMI.FillInAndSubmitWMIDataBlob(pIWbemClassObject,PUT_WHOLE_INSTANCE,vName);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
//===================================================
|
||
|
// If we have a ctx object and the __PUT_EXTENSIONS
|
||
|
// property is not specified, then we know we are
|
||
|
// supposed to put the whole thing
|
||
|
//===================================================
|
||
|
CVARIANT vPut;
|
||
|
|
||
|
if( SUCCEEDED(pCtx->GetValue(L"__PUT_EXT_PROPERTIES", 0, &vPut)))
|
||
|
{
|
||
|
hr = WMI.FillInAndSubmitWMIDataBlob(pIWbemClassObject,PUT_PROPERTIES_IN_LIST_ONLY,vPut);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
hr = WMI.FillInAndSubmitWMIDataBlob(pIWbemClassObject,PUT_WHOLE_INSTANCE,vPut);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
}
|
||
|
}
|
||
|
hr = WMI.SetErrorMessage(hr);
|
||
|
}
|
||
|
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//******************************************************************
|
||
|
//
|
||
|
// PUBLIC FUNCTIONS
|
||
|
//
|
||
|
//******************************************************************
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// CWMI_Prov::CWMI_Prov
|
||
|
//
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
CWMI_Prov::CWMI_Prov()
|
||
|
{
|
||
|
#if defined(_AMD64_) || defined(_IA64_)
|
||
|
m_Allocator = NULL;
|
||
|
m_HashTable = NULL;
|
||
|
m_ID = 0;
|
||
|
|
||
|
try
|
||
|
{
|
||
|
InitializeCriticalSection(&m_CS);
|
||
|
WmiAllocator t_Allocator ;
|
||
|
|
||
|
WmiStatusCode t_StatusCode = t_Allocator.New (
|
||
|
( void ** ) & m_Allocator ,
|
||
|
sizeof ( WmiAllocator )
|
||
|
) ;
|
||
|
|
||
|
if ( t_StatusCode == e_StatusCode_Success )
|
||
|
{
|
||
|
:: new ( ( void * ) m_Allocator ) WmiAllocator ;
|
||
|
|
||
|
t_StatusCode = m_Allocator->Initialize () ;
|
||
|
|
||
|
if ( t_StatusCode != e_StatusCode_Success )
|
||
|
{
|
||
|
t_Allocator.Delete ( ( void * ) m_Allocator ) ;
|
||
|
m_Allocator = NULL;
|
||
|
DeleteCriticalSection(&m_CS);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
m_HashTable = ::new WmiHashTable <LONG, ULONG_PTR, 17> ( *m_Allocator ) ;
|
||
|
t_StatusCode = m_HashTable->Initialize () ;
|
||
|
|
||
|
if ( t_StatusCode != e_StatusCode_Success )
|
||
|
{
|
||
|
m_HashTable->UnInitialize () ;
|
||
|
::delete m_HashTable;
|
||
|
m_HashTable = NULL;
|
||
|
m_Allocator->UnInitialize ();
|
||
|
t_Allocator.Delete ( ( void * ) m_Allocator ) ;
|
||
|
m_Allocator = NULL;
|
||
|
DeleteCriticalSection(&m_CS);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
m_Allocator = NULL;
|
||
|
DeleteCriticalSection(&m_CS);
|
||
|
}
|
||
|
|
||
|
}
|
||
|
catch (...)
|
||
|
{
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
m_cRef=0;
|
||
|
m_pIWbemServices = NULL;
|
||
|
InterlockedIncrement(&g_cObj);
|
||
|
InterlockedIncrement(&glProvObj);
|
||
|
ERRORTRACE((THISPROVIDER,"Instance Provider constructed\n"));
|
||
|
}
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// CWMI_Prov::~CWMI_Prov
|
||
|
//
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
CWMI_Prov::~CWMI_Prov(void)
|
||
|
{
|
||
|
SAFE_RELEASE_PTR( m_pIWbemServices );
|
||
|
|
||
|
InterlockedDecrement(&g_cObj);
|
||
|
if(InterlockedDecrement(&glProvObj) == 0)
|
||
|
{
|
||
|
glInits = -1;
|
||
|
}
|
||
|
ERRORTRACE((THISPROVIDER,"Instance Provider destructed\n"));
|
||
|
|
||
|
|
||
|
#if defined(_AMD64_) || defined(_IA64_)
|
||
|
if (m_HashTable)
|
||
|
{
|
||
|
WmiAllocator t_Allocator ;
|
||
|
m_HashTable->UnInitialize () ;
|
||
|
::delete m_HashTable;
|
||
|
m_HashTable = NULL;
|
||
|
m_Allocator->UnInitialize ();
|
||
|
t_Allocator.Delete ( ( void * ) m_Allocator ) ;
|
||
|
m_Allocator = NULL;
|
||
|
DeleteCriticalSection(&m_CS);
|
||
|
}
|
||
|
#endif
|
||
|
}
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// QueryInterface
|
||
|
//
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
STDMETHODIMP CWMI_Prov::QueryInterface(REFIID riid, PPVOID ppvObj)
|
||
|
{
|
||
|
HRESULT hr = E_NOINTERFACE;
|
||
|
|
||
|
*ppvObj = NULL;
|
||
|
|
||
|
if (IsEqualIID(riid, IID_IUnknown))
|
||
|
{
|
||
|
*ppvObj =(IWbemServices *) this ;
|
||
|
}
|
||
|
else if (IsEqualIID(riid, IID_IWbemServices))
|
||
|
{
|
||
|
*ppvObj =(IWbemServices *) this ;
|
||
|
}
|
||
|
else if (IsEqualIID(riid, IID_IWbemProviderInit))
|
||
|
{
|
||
|
*ppvObj = (IWbemProviderInit *) this ;
|
||
|
}
|
||
|
else if(riid == IID_IWbemProviderInit)
|
||
|
{
|
||
|
*ppvObj = (LPVOID)(IWbemProviderInit*)this;
|
||
|
}
|
||
|
else if (riid == IID_IWbemHiPerfProvider)
|
||
|
{
|
||
|
*ppvObj = (LPVOID)(IWbemHiPerfProvider*)this;
|
||
|
}
|
||
|
|
||
|
if(*ppvObj)
|
||
|
{
|
||
|
AddRef();
|
||
|
hr = NOERROR;
|
||
|
}
|
||
|
|
||
|
return hr;
|
||
|
}
|
||
|
/////////////////////////////////////////////////////////////////////
|
||
|
HRESULT CWMI_Prov::Initialize(
|
||
|
/* [in] */ LPWSTR pszUser,
|
||
|
/* [in] */ LONG lFlags,
|
||
|
/* [in] */ LPWSTR pszNamespace,
|
||
|
/* [in] */ LPWSTR pszLocale,
|
||
|
/* [in] */ IWbemServices __RPC_FAR *pNamespace,
|
||
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
/* [in] */ IWbemProviderInitSink __RPC_FAR *pInitSink)
|
||
|
{
|
||
|
|
||
|
if(pNamespace == NULL){
|
||
|
return WBEM_E_INVALID_PARAMETER;
|
||
|
}
|
||
|
//===============================================
|
||
|
|
||
|
m_pIWbemServices = pNamespace;
|
||
|
m_pIWbemServices->AddRef();
|
||
|
|
||
|
if( InterlockedIncrement(&glInits) == 0 )
|
||
|
{
|
||
|
ProcessAllBinaryMofs(&m_HandleMap, pNamespace, pCtx);
|
||
|
}
|
||
|
pInitSink->SetStatus(WBEM_S_NO_ERROR, 0);
|
||
|
return WBEM_S_NO_ERROR;
|
||
|
}
|
||
|
//////////////////////////////////////////////////////////////////////
|
||
|
STDMETHODIMP_(ULONG) CWMI_Prov::AddRef(void)
|
||
|
{
|
||
|
return InterlockedIncrement((long*)&m_cRef);
|
||
|
}
|
||
|
|
||
|
STDMETHODIMP_(ULONG) CWMI_Prov::Release(void)
|
||
|
{
|
||
|
ULONG cRef = InterlockedDecrement( (long*) &m_cRef);
|
||
|
if ( !cRef ){
|
||
|
delete this;
|
||
|
return 0;
|
||
|
}
|
||
|
return cRef;
|
||
|
}
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// CWMI_Prov::OpenNamespace
|
||
|
//
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
HRESULT CWMI_Prov::OpenNamespace(
|
||
|
/* [in] */ BSTR Namespace,
|
||
|
/* [in] */ long lFlags,
|
||
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
/* [unique][in][out] */ IWbemServices __RPC_FAR *__RPC_FAR *ppWorkingNamespace,
|
||
|
/* [unique][in][out] */ IWbemCallResult __RPC_FAR *__RPC_FAR *ppResult)
|
||
|
{
|
||
|
return WBEM_E_PROVIDER_NOT_CAPABLE ;
|
||
|
}
|
||
|
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//
|
||
|
// CWMI_Prov::CreateInstanceEnumAsync
|
||
|
//
|
||
|
// Purpose: Asynchronously enumerates the instances of the
|
||
|
// given class.
|
||
|
//
|
||
|
////////////////////////////////////////////////////////////////
|
||
|
HRESULT CWMI_Prov::CreateInstanceEnumAsync(BSTR wcsClass,
|
||
|
long lFlags,
|
||
|
IWbemContext __RPC_FAR *pCtx,
|
||
|
IWbemObjectSink __RPC_FAR * pHandler)
|
||
|
{
|
||
|
HRESULT hr = WBEM_E_FAILED;
|
||
|
SetStructuredExceptionHandler seh;
|
||
|
CWMIStandardShell WMI;
|
||
|
if( SUCCEEDED(WMI.Initialize(wcsClass,FALSE,&m_HandleMap,TRUE,WMIGUID_QUERY,m_pIWbemServices,pHandler,pCtx)))
|
||
|
{
|
||
|
|
||
|
if (SUCCEEDED(hr = CheckImpersonationLevelAndVerifyInternalEvents(TRUE)))
|
||
|
{
|
||
|
//============================================================
|
||
|
// Init and get the WMI Data block
|
||
|
//============================================================
|
||
|
if( pHandler != NULL )
|
||
|
{
|
||
|
//============================================================
|
||
|
// Parse through all of it
|
||
|
//============================================================
|
||
|
try
|
||
|
{
|
||
|
hr = WMI.ProcessAllInstances();
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
}
|
||
|
}
|
||
|
WMI.SetErrorMessage(hr);
|
||
|
}
|
||
|
return hr;
|
||
|
}
|
||
|
//***************************************************************************
|
||
|
HRESULT CWMI_Prov::ExecQueryAsync( BSTR QueryLanguage,
|
||
|
BSTR Query,
|
||
|
long lFlags,
|
||
|
IWbemContext __RPC_FAR *pCtx,
|
||
|
IWbemObjectSink __RPC_FAR *pHandler)
|
||
|
{
|
||
|
WCHAR wcsClass[_MAX_PATH+2];
|
||
|
HRESULT hr = WBEM_E_FAILED;
|
||
|
SetStructuredExceptionHandler seh;
|
||
|
BOOL fRc = FALSE;
|
||
|
|
||
|
//============================================================
|
||
|
// Do a check of arguments and make sure we have pointers
|
||
|
//============================================================
|
||
|
if( pHandler == NULL )
|
||
|
{
|
||
|
return WBEM_E_INVALID_PARAMETER;
|
||
|
}
|
||
|
|
||
|
try
|
||
|
{
|
||
|
//============================================================
|
||
|
// Get the properties and class to get
|
||
|
//============================================================
|
||
|
fRc = GetParsedPropertiesAndClass(Query,wcsClass);
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
|
||
|
CWMIStandardShell WMI;
|
||
|
if( SUCCEEDED(WMI.Initialize(wcsClass,FALSE,&m_HandleMap,TRUE,WMIGUID_NOTIFICATION|WMIGUID_QUERY,m_pIWbemServices,pHandler,pCtx)))
|
||
|
{
|
||
|
if( fRc )
|
||
|
{
|
||
|
hr = CheckImpersonationLevelAndVerifyInternalEvents(TRUE);
|
||
|
}
|
||
|
hr = WMI.SetErrorMessage(hr);
|
||
|
}
|
||
|
return hr;
|
||
|
}
|
||
|
//***************************************************************************
|
||
|
//
|
||
|
// CWMI_Prov::GetObjectAsync
|
||
|
//
|
||
|
// Purpose: Asynchronously creates an instance given a particular path value.
|
||
|
//
|
||
|
// NOTE 1: If there is an instance name in the returned WNODE, then this is a
|
||
|
// dynamic instance. You can tell because the pWNSI->OffsetInstanceName
|
||
|
// field will not be blank. If this is the case, then the name will not
|
||
|
// be contained within the datablock, but must instead be retrieved
|
||
|
// from the WNODE. See NOTE 1, below.
|
||
|
//
|
||
|
//***************************************************************************
|
||
|
|
||
|
HRESULT CWMI_Prov::GetObjectAsync(BSTR ObjectPath, long lFlags,
|
||
|
IWbemContext __RPC_FAR *pCtx,
|
||
|
IWbemObjectSink __RPC_FAR * pHandler )
|
||
|
{
|
||
|
HRESULT hr = WBEM_E_NOT_FOUND;
|
||
|
SetStructuredExceptionHandler seh;
|
||
|
WCHAR wcsClass[_MAX_PATH*2];
|
||
|
WCHAR wcsInstance[_MAX_PATH*2];
|
||
|
//============================================================
|
||
|
// Do a check of arguments and make sure we have pointers
|
||
|
//============================================================
|
||
|
if(ObjectPath == NULL || pHandler == NULL )
|
||
|
{
|
||
|
return WBEM_E_INVALID_PARAMETER;
|
||
|
}
|
||
|
|
||
|
try
|
||
|
{
|
||
|
memset(wcsClass,NULL,_MAX_PATH*2);
|
||
|
//============================================================
|
||
|
// Get the path and instance name
|
||
|
//============================================================
|
||
|
hr = GetParsedPath( ObjectPath,wcsClass,wcsInstance,m_pIWbemServices );
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
|
||
|
if( SUCCEEDED(hr) )
|
||
|
{
|
||
|
if (SUCCEEDED(hr = CheckImpersonationLevelAndVerifyInternalEvents(TRUE)))
|
||
|
{
|
||
|
try
|
||
|
{
|
||
|
CWMIStandardShell WMI;
|
||
|
if( SUCCEEDED(WMI.Initialize(wcsClass,FALSE,&m_HandleMap,TRUE,WMIGUID_QUERY,m_pIWbemServices,pHandler,pCtx)))
|
||
|
{
|
||
|
//============================================================
|
||
|
// Get the WMI Block
|
||
|
//============================================================
|
||
|
hr = WMI.ProcessSingleInstance(wcsInstance);
|
||
|
hr = WMI.SetErrorMessage(hr);
|
||
|
}
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
}
|
||
|
}
|
||
|
return hr;
|
||
|
}
|
||
|
/************************************************************************
|
||
|
* *
|
||
|
*CWMIMethod::ExecMethodAsync *
|
||
|
* *
|
||
|
*Purpose: This is the Async function implementation *
|
||
|
************************************************************************/
|
||
|
STDMETHODIMP CWMI_Prov::ExecMethodAsync(BSTR ObjectPath,
|
||
|
BSTR MethodName,
|
||
|
long lFlags,
|
||
|
IWbemContext __RPC_FAR * pCtx,
|
||
|
IWbemClassObject __RPC_FAR * pIWbemClassObject,
|
||
|
IWbemObjectSink __RPC_FAR * pHandler)
|
||
|
{
|
||
|
CVARIANT vName;
|
||
|
HRESULT hr = WBEM_E_FAILED;
|
||
|
IWbemClassObject * pClass = NULL; //This is an IWbemClassObject.
|
||
|
WCHAR wcsClass[_MAX_PATH*2];
|
||
|
WCHAR wcsInstance[_MAX_PATH*2];
|
||
|
SetStructuredExceptionHandler seh;
|
||
|
try
|
||
|
{
|
||
|
//============================================================
|
||
|
// Get the path and instance name and check to make sure it
|
||
|
// is valid
|
||
|
//============================================================
|
||
|
hr = GetParsedPath( ObjectPath,wcsClass,wcsInstance ,m_pIWbemServices);
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
|
||
|
|
||
|
CWMIStandardShell WMI;
|
||
|
|
||
|
if( SUCCEEDED(WMI.Initialize(wcsClass,FALSE,&m_HandleMap,TRUE,WMIGUID_EXECUTE|WMIGUID_QUERY,m_pIWbemServices,pHandler,pCtx)))
|
||
|
{
|
||
|
if (SUCCEEDED(hr = CheckImpersonationLevelAndVerifyInternalEvents(TRUE)))
|
||
|
{
|
||
|
//================================================================
|
||
|
// We are ok, so proceed
|
||
|
//================================================================
|
||
|
hr = m_pIWbemServices->GetObject(wcsClass, 0, pCtx, &pClass, NULL);
|
||
|
if( SUCCEEDED(hr) )
|
||
|
{
|
||
|
//==========================================================
|
||
|
// Now, get the list of Input and Output parameters
|
||
|
//==========================================================
|
||
|
IWbemClassObject * pOutClass = NULL; //This is an IWbemClassObject.
|
||
|
IWbemClassObject * pInClass = NULL; //This is an IWbemClassObject.
|
||
|
|
||
|
hr = pClass->GetMethod(MethodName, 0, &pInClass, &pOutClass);
|
||
|
if( SUCCEEDED(hr) )
|
||
|
{
|
||
|
try
|
||
|
{
|
||
|
hr = WMI.ExecuteMethod( wcsInstance, MethodName,pClass, pIWbemClassObject,pInClass, pOutClass);
|
||
|
}
|
||
|
STANDARD_CATCH
|
||
|
}
|
||
|
SAFE_RELEASE_PTR( pOutClass );
|
||
|
SAFE_RELEASE_PTR( pInClass );
|
||
|
SAFE_RELEASE_PTR( pClass );
|
||
|
}
|
||
|
}
|
||
|
hr = WMI.SetErrorMessage(hr);
|
||
|
}
|
||
|
return hr;
|
||
|
}
|
||
|
|
||
|
/////////////////////////////////////////////////////////////////////
|
||
|
HRESULT CWMIHiPerfProvider::Initialize(
|
||
|
/* [in] */ LPWSTR pszUser,
|
||
|
/* [in] */ LONG lFlags,
|
||
|
/* [in] */ LPWSTR pszNamespace,
|
||
|
/* [in] */ LPWSTR pszLocale,
|
||
|
/* [in] */ IWbemServices __RPC_FAR *pNamespace,
|
||
|
/* [in] */ IWbemContext __RPC_FAR *pCtx,
|
||
|
/* [in] */ IWbemProviderInitSink __RPC_FAR *pInitSink)
|
||
|
{
|
||
|
|
||
|
if(pNamespace == NULL){
|
||
|
return WBEM_E_INVALID_PARAMETER;
|
||
|
}
|
||
|
//===============================================
|
||
|
|
||
|
m_pIWbemServices = pNamespace;
|
||
|
m_pIWbemServices->AddRef();
|
||
|
|
||
|
if( InterlockedIncrement(&glInits) == 0 )
|
||
|
{
|
||
|
ProcessAllBinaryMofs(&m_HandleMap, pNamespace, pCtx,FALSE);
|
||
|
}
|
||
|
pInitSink->SetStatus(WBEM_S_NO_ERROR, 0);
|
||
|
return WBEM_S_NO_ERROR;
|
||
|
}
|
||
|
////////////////////////////////////////////////////////////////////
|
||
|
//******************************************************************
|
||
|
//
|
||
|
// PRIVATE FUNCTIONS
|
||
|
//
|
||
|
//******************************************************************
|
||
|
////////////////////////////////////////////////////////////////////
|