///////////////////////////////////////////////////////////////////////////// // // Copyright (c) 1997-2000 Microsoft Corporation // // Module Name: // ClusResT.cpp // // Description: // Implementation of the resource type classes for the MSCLUS // automation classes. // // Author: // Charles Stacy Harris (stacyh) 28-Feb-1997 // Galen Barbee (galenb) July 1998 // // Revision History: // July 1998 GalenB Maaaaaajjjjjjjjjoooooorrrr clean up // // Notes: // ///////////////////////////////////////////////////////////////////////////// #include "stdafx.h" #include "ClusterObject.h" #include "property.h" #include "clusres.h" #include "clusresg.h" #include "clusneti.h" #include "clusnode.h" #include "clusrest.h" ///////////////////////////////////////////////////////////////////////////// // Global variables ///////////////////////////////////////////////////////////////////////////// static const IID * iidCClusResourceType[] = { &IID_ISClusResType }; static const IID * iidCClusResourceTypes[] = { &IID_ISClusResTypes }; //*************************************************************************// ///////////////////////////////////////////////////////////////////////////// // CClusResType class ///////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::CClusResType // // Description: // Constructor. // // Arguments: // None. // // Return Value: // None. // //-- ///////////////////////////////////////////////////////////////////////////// CClusResType::CClusResType( void ) { m_pClusRefObject = NULL; m_pCommonProperties = NULL; m_pPrivateProperties = NULL; m_pCommonROProperties = NULL; m_pPrivateROProperties = NULL; m_pClusterResTypeResources = NULL; m_piids = (const IID *) iidCClusResourceType; m_piidsSize = ARRAYSIZE( iidCClusResourceType ); } //*** CClusResType::CClusResType() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::~CClusResType // // Description: // Destructor. // // Arguments: // None. // // Return Value: // None. // //-- ///////////////////////////////////////////////////////////////////////////// CClusResType::~CClusResType( void ) { if ( m_pCommonProperties != NULL ) { m_pCommonProperties->Release(); m_pCommonProperties = NULL; } // if: release the property collection if ( m_pPrivateProperties != NULL ) { m_pPrivateProperties->Release(); m_pPrivateProperties = NULL; } // if: release the property collection if ( m_pCommonROProperties != NULL ) { m_pCommonROProperties->Release(); m_pCommonROProperties = NULL; } // if: release the property collection if ( m_pPrivateROProperties != NULL ) { m_pPrivateROProperties->Release(); m_pPrivateROProperties = NULL; } // if: release the property collection if ( m_pClusterResTypeResources != NULL ) { m_pClusterResTypeResources->Release(); m_pClusterResTypeResources = NULL; } if ( m_pClusRefObject != NULL ) { m_pClusRefObject->Release(); m_pClusRefObject = NULL; } } //*** CClusResType::~CClusResType() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::GetProperties // // Description: // Creates a property collection for this object type (Resource Type). // // Arguments: // ppProperties [OUT] - Catches the newly created collection. // bPrivate [IN] - Are these private properties? Or Common? // bReadOnly [IN] - Are these read only properties? // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResType::GetProperties( OUT ISClusProperties ** ppProperties, IN BOOL bPrivate, IN BOOL bReadOnly ) { //ASSERT( ppProperties != NULL ); HRESULT _hr = E_POINTER; if ( ppProperties != NULL ) { *ppProperties = NULL; CComObject< CClusProperties > * pProperties = NULL; _hr = CComObject< CClusProperties >::CreateInstance( &pProperties ); if ( SUCCEEDED( _hr ) ) { CSmartPtr< CComObject< CClusProperties > > ptrProperties( pProperties ); _hr = ptrProperties->Create( this, bPrivate, bReadOnly ); if ( SUCCEEDED( _hr ) ) { _hr = ptrProperties->Refresh(); if ( SUCCEEDED( _hr ) ) { _hr = ptrProperties->QueryInterface( IID_ISClusProperties, (void **) ppProperties ); if ( SUCCEEDED( _hr ) ) { ptrProperties->AddRef(); if ( bPrivate ) { if ( bReadOnly ) { m_pPrivateROProperties = pProperties; } else { m_pPrivateProperties = pProperties; } } else { if ( bReadOnly ) { m_pCommonROProperties = pProperties; } else { m_pCommonProperties = pProperties; } } } } } } } return _hr; } //*** CClusResType::GetProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::Create // // Description: // Create a new Resource Type and add it to the cluster. // // Arguments: // pClusRefObject [IN] - Cluster handle wrapper. // bstrResourceTypeName [IN] - Name of the new resource type. // bstrDisplayName [IN] - Resource type display name. // bstrResourceTypeDll [IN] - Resource type implementation dll. // dwLooksAlivePollInterval [IN] - Looks alive poll interval. // dwIsAlivePollInterval [IN] - Is alive poll interval. // // Return Value: // S_OK if successful, or Win32 error wrapped in HRESULT. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResType::Create( IN ISClusRefObject * pClusRefObject, IN BSTR bstrResourceTypeName, IN BSTR bstrDisplayName, IN BSTR bstrResourceTypeDll, IN long dwLooksAlivePollInterval, IN long dwIsAlivePollInterval ) { ASSERT( pClusRefObject != NULL ); ASSERT( bstrResourceTypeName != NULL ); ASSERT( bstrDisplayName != NULL ); ASSERT( bstrResourceTypeDll != NULL ); HRESULT _hr = E_POINTER; if ( ( pClusRefObject != NULL ) && ( pClusRefObject != NULL ) && ( bstrResourceTypeName != NULL ) && ( bstrDisplayName != NULL ) ) { DWORD _sc = 0; HCLUSTER hCluster = NULL; m_pClusRefObject= pClusRefObject; m_pClusRefObject->AddRef(); _hr = m_pClusRefObject->get_Handle( (ULONG_PTR *) &hCluster); if ( SUCCEEDED( _hr ) ) { _sc = CreateClusterResourceType( hCluster, bstrResourceTypeName, bstrDisplayName, bstrResourceTypeDll, dwLooksAlivePollInterval, dwIsAlivePollInterval ); if ( _sc == ERROR_SUCCESS ) { m_bstrResourceTypeName = bstrResourceTypeName ; } _hr = HRESULT_FROM_WIN32( _sc ); } } return _hr; } //*** CClusResType::Create() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::Open // // Description: // Create a resource type object from an existing object in the cluster. // // Arguments: // pClusRefObject [IN] - Cluster handle wrapper. // bstrResourceTypeName [IN] - Name of the resource type to open. // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResType::Open( IN ISClusRefObject * pClusRefObject, IN BSTR bstrResourceTypeName ) { ASSERT( pClusRefObject != NULL ); //ASSERT( bstrResourceTypeName != NULL ); HRESULT _hr = E_POINTER; if ( ( pClusRefObject != NULL ) && ( bstrResourceTypeName != NULL ) ) { m_pClusRefObject = pClusRefObject; m_pClusRefObject->AddRef(); m_bstrResourceTypeName = bstrResourceTypeName; return S_OK; } return _hr; } //*** CClusResType::Open() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_Name // // Description: // Return the name of this object (Resource Type). // // Arguments: // pbstrTypeName [OUT] - Catches the name of this object. // // Return Value: // S_OK if successful, E_POINTER, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_Name( OUT BSTR * pbstrTypeName ) { //ASSERT( pbstrTypeName != NULL ); HRESULT _hr = E_POINTER; if ( pbstrTypeName != NULL ) { *pbstrTypeName = m_bstrResourceTypeName.Copy(); _hr = S_OK; } return _hr; } //*** CClusResType::get_Name() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::Delete // // Description: // Removes this object (Resource Type) from the cluster. // // Arguments: // None. // // Return Value: // S_OK if successful, E_POINTER, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::Delete( void ) { ASSERT( m_bstrResourceTypeName != NULL ); HRESULT _hr = E_POINTER; if ( m_bstrResourceTypeName != NULL ) { HCLUSTER hCluster = NULL; _hr = m_pClusRefObject->get_Handle( (ULONG_PTR *) &hCluster ); if ( SUCCEEDED( _hr ) ) { DWORD _sc = DeleteClusterResourceType( hCluster, m_bstrResourceTypeName ); _hr = HRESULT_FROM_WIN32( _sc ); } } return _hr; } //*** CClusResType::Delete() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_CommonProperties // // Description: // Get this object's (Resource Type) common properties collection. // // Arguments: // ppProperties [OUT] - Catches the properties collection. // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_CommonProperties( OUT ISClusProperties ** ppProperties ) { //ASSERT( ppProperties != NULL ); HRESULT _hr = E_POINTER; if ( ppProperties != NULL ) { if ( m_pCommonProperties != NULL ) { _hr = m_pCommonProperties->QueryInterface( IID_ISClusProperties, (void **) ppProperties ); } else { _hr = GetProperties( ppProperties, FALSE, FALSE ); } } return _hr; } //*** CClusResType::get_CommonProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_PrivateProperties // // Description: // Get this object's (Resource Type) private properties collection. // // Arguments: // ppProperties [OUT] - Catches the properties collection. // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_PrivateProperties( OUT ISClusProperties ** ppProperties ) { //ASSERT( ppProperties != NULL ); HRESULT _hr = E_POINTER; if ( ppProperties != NULL ) { if ( m_pPrivateProperties != NULL ) { _hr = m_pPrivateProperties->QueryInterface( IID_ISClusProperties, (void **) ppProperties ); } else { _hr = GetProperties( ppProperties, TRUE, FALSE ); } } return _hr; } //*** CClusResType::get_PrivateProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_CommonROProperties // // Description: // Get this object's (Resource Type) common read only properties collection. // // Arguments: // ppProperties [OUT] - Catches the properties collection. // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_CommonROProperties( OUT ISClusProperties ** ppProperties ) { //ASSERT( ppProperties != NULL ); HRESULT _hr = E_POINTER; if ( ppProperties != NULL ) { if ( m_pCommonROProperties != NULL ) { _hr = m_pCommonROProperties->QueryInterface( IID_ISClusProperties, (void **) ppProperties ); } else { _hr = GetProperties( ppProperties, FALSE, TRUE ); } } return _hr; } //*** CClusResType::get_CommonROProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_PrivateROProperties // // Description: // Get this object's (Resource Type) private readonly properties collection. // // Arguments: // ppProperties [OUT] - Catches the properties collection. // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_PrivateROProperties( OUT ISClusProperties ** ppProperties ) { //ASSERT( ppProperties != NULL ); HRESULT _hr = E_POINTER; if ( ppProperties != NULL ) { if ( m_pPrivateROProperties != NULL ) { _hr = m_pPrivateROProperties->QueryInterface( IID_ISClusProperties, (void **) ppProperties ); } else { _hr = GetProperties( ppProperties, TRUE, TRUE ); } } return _hr; } //*** CClusResType::get_PrivateROProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_Cluster // // Description: // // // Arguments: // // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_Cluster( ISCluster ** ppCluster ) { return ::HrGetCluster( ppCluster, m_pClusRefObject ); } //*** CClusResType::get_Cluster() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::HrLoadProperties // // Description: // This virtual function does the actual load of the property list from // the cluster. // // Arguments: // rcplPropList [IN OUT] - The property list to load. // bReadOnly [IN] - Load the read only properties? // bPrivate [IN] - Load the common or the private properties? // // Return Value: // S_OK if successful, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResType::HrLoadProperties( IN OUT CClusPropList & rcplPropList, IN BOOL bReadOnly, IN BOOL bPrivate ) { ASSERT( m_pClusRefObject != NULL ); HRESULT _hr = E_POINTER; if ( m_pClusRefObject != NULL ) { HCLUSTER hCluster = NULL; _hr = m_pClusRefObject->get_Handle( (ULONG_PTR *) &hCluster ); if ( SUCCEEDED( _hr ) ) { DWORD _dwControlCode = 0; DWORD _sc = ERROR_SUCCESS; if ( bReadOnly ) { _dwControlCode = bPrivate ? CLUSCTL_RESOURCE_TYPE_GET_RO_PRIVATE_PROPERTIES : CLUSCTL_RESOURCE_TYPE_GET_RO_COMMON_PROPERTIES; } else { _dwControlCode = bPrivate ? CLUSCTL_RESOURCE_TYPE_GET_PRIVATE_PROPERTIES : CLUSCTL_RESOURCE_TYPE_GET_COMMON_PROPERTIES; } _sc = rcplPropList.ScGetResourceTypeProperties( hCluster, m_bstrResourceTypeName, _dwControlCode ); _hr = HRESULT_FROM_WIN32( _sc ); } // if: } // if: return _hr; } //*** CClusResType::HrLoadProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::ScWriteProperties // // Description: // This virtual function does the actual saving of the property list to // the cluster. // // Arguments: // rcplPropList [IN] - The property list to save. // bPrivate [IN] - Save the common or the private properties? // // Return Value: // ERROR_SUCCESS if successful, or other Win32 error if not. // //-- ///////////////////////////////////////////////////////////////////////////// DWORD CClusResType::ScWriteProperties( const CClusPropList & rcplPropList, BOOL bPrivate ) { ASSERT( m_pClusRefObject != NULL ); DWORD _sc = ERROR_BAD_ARGUMENTS; if ( m_pClusRefObject != NULL ) { HCLUSTER hCluster = NULL; if ( S_OK == m_pClusRefObject->get_Handle( (ULONG_PTR *) &hCluster ) ) { DWORD dwControlCode = bPrivate ? CLUSCTL_RESOURCE_TYPE_SET_PRIVATE_PROPERTIES : CLUSCTL_RESOURCE_TYPE_SET_COMMON_PROPERTIES; DWORD nBytesReturned = 0; _sc = ClusterResourceTypeControl( hCluster, m_bstrResourceTypeName, NULL, dwControlCode, rcplPropList, rcplPropList.CbBufferSize(), 0, 0, &nBytesReturned ); } // if: } // if: return _sc; } //*** CClusResType::ScWriteProperties() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_Resources // // Description: // Create a collection of the resources of this type. // // Arguments: // ppClusterResTypeResources [OUT] - Catches the collection. // // Return Value: // S_OK if successful, E_POINTER, or Win32 error as HRESULT. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_Resources( OUT ISClusResTypeResources ** ppClusterResTypeResources ) { return ::HrCreateResourceCollection< CClusResTypeResources, ISClusResTypeResources, CComBSTR >( &m_pClusterResTypeResources, m_bstrResourceTypeName, ppClusterResTypeResources, IID_ISClusResTypeResources, m_pClusRefObject ); } //*** CClusResType::get_Resources() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_PossibleOwnerNodes // // Description: // Create a collection of possible owner nodes for this resource type. // // Arguments: // ppOwnerNodes [OUT] - Catches the collection. // // Return Value: // S_OK if successful, E_POINTER, or Win32 error as HRESULT. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_PossibleOwnerNodes( ISClusResTypePossibleOwnerNodes ** ppOwnerNodes ) { // // KB: Can't use one of the template functions here! There is an internal compiler error(C1001). // I am assuming that the type names are too long. Very sad for 1999 ;-) // //ASSERT( ppOwnerNodes != NULL ); HRESULT _hr = E_POINTER; #if CLUSAPI_VERSION >= 0x0500 if ( ppOwnerNodes != NULL ) { CComObject< CClusResTypePossibleOwnerNodes > * pClusterNodes = NULL; *ppOwnerNodes = NULL; _hr = CComObject< CClusResTypePossibleOwnerNodes >::CreateInstance( &pClusterNodes ); if ( SUCCEEDED( _hr ) ) { CSmartPtr< ISClusRefObject > ptrRefObject( m_pClusRefObject ); CSmartPtr< CComObject< CClusResTypePossibleOwnerNodes > > ptrClusterNodes( pClusterNodes ); _hr = ptrClusterNodes->Create( ptrRefObject, m_bstrResourceTypeName ); if ( SUCCEEDED( _hr ) ) { _hr = ptrClusterNodes->Refresh(); if ( SUCCEEDED( _hr ) ) { _hr = ptrClusterNodes->QueryInterface( IID_ISClusResTypePossibleOwnerNodes, (void **) ppOwnerNodes ); } } } } #else _hr = E_NOTIMPL; #endif // CLUSAPI_VERSION >= 0x0500 return _hr; } //*** CClusResType::get_PossibleOwnerNodes() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResType::get_AvailableDisks // // Description: // Get the collection of available disks. // // Arguments: // ppAvailableDisk [OUT] - catches the available disks collection. // // Return Value: // S_OK if successful, E_POINTER, or Win32 error as HRESULT. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResType::get_AvailableDisks( OUT ISClusDisks ** ppAvailableDisks ) { return ::HrCreateResourceCollection< CClusDisks, ISClusDisks, CComBSTR >( ppAvailableDisks, m_bstrResourceTypeName, IID_ISClusDisks, m_pClusRefObject ); } //*** CClusResType::get_AvailableDisks() //*************************************************************************// ///////////////////////////////////////////////////////////////////////////// // CClusResTypes class ///////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::CClusResTypes // // Description: // Constructor. // // Arguments: // None. // // Return Value: // None. // //-- ///////////////////////////////////////////////////////////////////////////// CClusResTypes::CClusResTypes( void ) { m_pClusRefObject = NULL; m_piids = (const IID *) iidCClusResourceTypes; m_piidsSize = ARRAYSIZE( iidCClusResourceTypes ); } //*** CClusResTypes::CClusResTypes() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::~CClusResTypes // // Description: // Destructor. // // Arguments: // None. // // Return Value: // None. // //-- ///////////////////////////////////////////////////////////////////////////// CClusResTypes::~CClusResTypes( void ) { Clear(); if ( m_pClusRefObject != NULL ) { m_pClusRefObject->Release(); m_pClusRefObject = NULL; } } //*** CClusResTypes::~CClusResTypes() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::Create // // Description: // Finish the heavy weight construction. // // Arguments: // pClusRefObject [IN] - Wraps the cluster handle. // // Return Value: // S_OK if successful, or E_POINTER if not. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResTypes::Create( IN ISClusRefObject * pClusRefObject ) { ASSERT( pClusRefObject != NULL ); HRESULT _hr = E_POINTER; if ( pClusRefObject != NULL ) { m_pClusRefObject = pClusRefObject; m_pClusRefObject->AddRef(); _hr = S_OK; } // if: args are not NULL return _hr; } //*** CClusResTypes::Create() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::get_Count // // Description: // Returns the count of elements (ResTypes) in the collection. // // Arguments: // plCount [OUT] - Catches the count. // // Return Value: // S_OK if successful, or E_POINTER if not. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResTypes::get_Count( OUT long * plCount ) { //ASSERT( plCount != NULL ); HRESULT _hr = E_POINTER; if ( plCount != NULL ) { *plCount = m_ResourceTypes.size(); _hr = S_OK; } return _hr; } //*** CClusResTypes::get_Count() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::Clear // // Description: // Clean out the vector of ClusResGroup objects. // // Arguments: // None. // // Return Value: // None. // //-- ///////////////////////////////////////////////////////////////////////////// void CClusResTypes::Clear( void ) { ::ReleaseAndEmptyCollection< ResourceTypeList, CComObject< CClusResType > >( m_ResourceTypes ); } //*** CClusResTypes::Clear() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::FindItem // // Description: // Find the passed in resource type in the collection. // // Arguments: // pszResourceTypeName [IN] - The name of the resource type to find. // pnIndex [OUT] - Catches the index of the group. // // Return Value: // S_OK if successful, E_POINTER, or E_INVALIDARG if the resource type // was not found. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResTypes::FindItem( IN LPWSTR pszResourceTypeName, OUT UINT * pnIndex ) { //ASSERT( pszResourceTypeName != NULL ); //ASSERT( pnIndex != NULL ); HRESULT _hr = E_POINTER; if ( ( pszResourceTypeName != NULL ) && ( pnIndex != NULL ) ) { CComObject * pResourceType = NULL; int nMax = m_ResourceTypes.size(); _hr = E_INVALIDARG; for( int i = 0; i < nMax; i++ ) { pResourceType = m_ResourceTypes[i]; if ( pResourceType && ( lstrcmpi( pszResourceTypeName, pResourceType->Name() ) == 0 ) ) { *pnIndex = i; _hr = S_OK; break; } } } return _hr; } //*** CClusResTypes::FindItem( pszResourceTypeName ) ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::FindItem // // Description: // Find the passed in resource type in the collection. // // Arguments: // pszResourceTypeName [IN] - The name of the resource type to find. // pnIndex [OUT] - Catches the index of the group. // // Return Value: // S_OK if successful, E_POINTER, or E_INVALIDARG if the resource type // was not found. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResTypes::FindItem( IN ISClusResType * pResourceType, OUT UINT * pnIndex ) { //ASSERT( pResourceType != NULL ); //ASSERT( pnIndex != NULL ); HRESULT _hr = E_POINTER; if ( ( pResourceType != NULL ) && ( pnIndex != NULL ) ) { CComBSTR bstrName; _hr = pResourceType->get_Name( &bstrName ); if ( SUCCEEDED( _hr ) ) { _hr = FindItem( bstrName, pnIndex ); } } return _hr; } //*** CClusResTypes::FindItem( pResourceType ) ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::RemoveAt // // Description: // Remove the object (ResType) at the passed in index/position from the // collection. // // Arguments: // nPos [IN] - Index of the object to remove. // // Return Value: // S_OK if successful, or E_INVALIDARG is the index is out of range. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResTypes::RemoveAt( IN size_t pos ) { CComObject * pResourceType = NULL; ResourceTypeList::iterator first = m_ResourceTypes.begin(); ResourceTypeList::iterator last = m_ResourceTypes.end(); HRESULT _hr = E_INVALIDARG; for ( size_t t = 0; ( t < pos ) && ( first != last ); t++, first++ ); if ( first != last ) { pResourceType = *first; if ( pResourceType ) { pResourceType->Release(); } m_ResourceTypes.erase( first ); _hr = S_OK; } return _hr; } //*** CClusResTypes::RemoveAt() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::GetIndex // // Description: // Convert the passed in variant index into the real index in the // collection. // // Arguments: // varIndex [IN] - The index to convert. // pnIndex [OUT] - Catches the index. // // Return Value: // S_OK if successful, E_POINTER, or E_INVALIDARG. // //-- ///////////////////////////////////////////////////////////////////////////// HRESULT CClusResTypes::GetIndex( IN VARIANT varIndex, OUT UINT * pnIndex ) { //ASSERT( pnIndex != NULL ); HRESULT _hr = E_POINTER; if ( pnIndex != NULL ) { CComVariant v; UINT nIndex = 0; *pnIndex = 0; v.Copy( &varIndex ); // Check to see if the index is a number. _hr = v.ChangeType( VT_I4 ); if ( SUCCEEDED( _hr ) ) { nIndex = v.lVal; nIndex--; // Adjust index to be 0 relative instead of 1 relative } else { // Check to see if the index is a string. _hr = v.ChangeType( VT_BSTR ); if ( SUCCEEDED( _hr ) ) { // Search for the string. _hr = FindItem( v.bstrVal, &nIndex ); } } // We found an index, now check the range. if ( SUCCEEDED( _hr ) ) { if ( nIndex < m_ResourceTypes.size() ) { *pnIndex = nIndex; } else { _hr = E_INVALIDARG; } } } return _hr; } //*** CClusResTypes::GetIndex() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::get_Item // // Description: // Returns the object (Group) at the passed in index. // // Arguments: // varIndex [IN] - Hold the index. This is a one based number, or // a string that is the name of the group to get. // ppResourceType [OUT] - Catches the resource type object. // // Return Value: // S_OK if successful, E_POINTER, or E_INVALIDARG if the index is out // of range, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResTypes::get_Item( IN VARIANT varIndex, OUT ISClusResType ** ppResourceType ) { //ASSERT( ppResourceType != NULL ); HRESULT _hr = E_POINTER; if ( ppResourceType != NULL ) { CComObject * pResourceType = NULL; UINT nIndex = 0; *ppResourceType = NULL; _hr = GetIndex( varIndex, &nIndex ); if ( SUCCEEDED( _hr ) ) { pResourceType = m_ResourceTypes[ nIndex ]; _hr = pResourceType->QueryInterface( IID_ISClusResType, (void **) ppResourceType ); } } return _hr; } //*** CClusResTypes::get_Item() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::get__NewEnum // // Description: // Create and return a new enumeration for this collection. // // Arguments: // ppunk [OUT] - Catches the new enumeration. // // Return Value: // S_OK if successful, E_POINTER, or other HRESULT error. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResTypes::get__NewEnum( OUT IUnknown ** ppunk ) { return ::HrNewIDispatchEnum< ResourceTypeList, CComObject< CClusResType > >( ppunk, m_ResourceTypes ); } //*** CClusResTypes::get__NewEnum() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::CreateItem // // Description: // Create a new object (ResType) and add it to the collection. // // Arguments: // bstrResourceGroupName [IN] - The name of the new group. // ppResourceGroup [OUT] - Catches the new object. // // Return Value: // S_OK if successful, E_POINTER, or Win32 error as HRESULT. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResTypes::CreateItem( BSTR bstrResTypeName, BSTR bstrDisplayName, BSTR bstrResTypeDll, long nLooksAliveInterval, long nIsAliveInterval, ISClusResType ** ppResourceType ) { //ASSERT( bstrResTypeName != NULL ); //ASSERT( bstrDisplayName != NULL ); //ASSERT( bstrResTypeDll != NULL ); //ASSERT( ppResourceType != NULL ); HRESULT _hr = E_POINTER; if ( ( bstrResTypeName != NULL ) && ( bstrDisplayName != NULL ) && ( bstrResTypeDll != NULL ) && ( ppResourceType != NULL ) ) { UINT nIndex; *ppResourceType = NULL; _hr = FindItem( bstrResTypeName, &nIndex ); if ( FAILED( _hr ) ) { CComObject * pClusterResourceType = NULL; _hr = CComObject< CClusResType >::CreateInstance( &pClusterResourceType ); if ( SUCCEEDED( _hr ) ) { CSmartPtr< ISClusRefObject > ptrRefObject( m_pClusRefObject ); CSmartPtr< CComObject< CClusResType > > ptrResourceType( pClusterResourceType ); _hr = ptrResourceType->Create( ptrRefObject, bstrResTypeName, bstrDisplayName, bstrResTypeDll, nLooksAliveInterval, nIsAliveInterval ); if ( SUCCEEDED( _hr ) ) { _hr = ptrResourceType->QueryInterface( IID_ISClusResType, (void **) ppResourceType ); if ( SUCCEEDED( _hr ) ) { ptrResourceType->AddRef(); m_ResourceTypes.insert( m_ResourceTypes.end(), ptrResourceType ); } } } } else { CComObject * pClusterResourceType = NULL; pClusterResourceType = m_ResourceTypes[ nIndex ]; _hr = pClusterResourceType->QueryInterface( IID_ISClusResType, (void **) ppResourceType ); } } return _hr; } //*** CClusResTypes::CreateItem() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::DeleteItem // // Description: // Deletes the object (ResType) at the passed in index. // // Arguments: // varIndex [IN] - The index of the object to delete. // // Return Value: // S_OK if successful, E_INVALIDARG, or Win32 error as HRESULT. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResTypes::DeleteItem( VARIANT varIndex ) { HRESULT _hr = S_OK; UINT nIndex = 0; _hr = GetIndex( varIndex, &nIndex ); if ( SUCCEEDED( _hr ) ) { ISClusResType * pResourceType = (ISClusResType *) m_ResourceTypes[ nIndex ]; // delete the resource type _hr = pResourceType->Delete(); if ( SUCCEEDED( _hr ) ) { RemoveAt( nIndex ); } // if: the restype was deleted from the cluster } // if: we have a valid index return _hr; } //*** CClusResTypes::DeleteItem() ///////////////////////////////////////////////////////////////////////////// //++ // // CClusResTypes::Refresh // // Description: // Load the collection from the cluster. // // Arguments: // None. // // Return Value: // S_OK is successful, or Win32 error as HRESULT if not. // //-- ///////////////////////////////////////////////////////////////////////////// STDMETHODIMP CClusResTypes::Refresh( void ) { HCLUSTER hCluster = NULL; HRESULT _hr; _hr = m_pClusRefObject->get_Handle( (ULONG_PTR *) &hCluster ); if ( SUCCEEDED( _hr ) ) { HCLUSENUM hEnum = NULL; DWORD _sc = ERROR_SUCCESS; hEnum = ::ClusterOpenEnum( hCluster, CLUSTER_ENUM_RESTYPE ); if ( hEnum != NULL ) { int _nIndex = 0; DWORD dwType = 0; LPWSTR pwszName = NULL; CComObject< CClusResType > * pClusterResourceType = NULL; Clear(); for( _nIndex = 0, _hr = S_OK; SUCCEEDED( _hr ); _nIndex++ ) { _sc = ::WrapClusterEnum( hEnum, _nIndex, &dwType, &pwszName ); if ( _sc == ERROR_NO_MORE_ITEMS ) { _hr = S_OK; break; } else if ( _sc == ERROR_SUCCESS ) { _hr = CComObject< CClusResType >::CreateInstance( &pClusterResourceType ); if ( SUCCEEDED( _hr ) ) { CSmartPtr< ISClusRefObject > ptrRefObject( m_pClusRefObject ); CSmartPtr< CComObject< CClusResType > > ptrType( pClusterResourceType ); _hr = ptrType->Open( ptrRefObject, pwszName ); if ( SUCCEEDED( _hr ) ) { ptrType->AddRef(); m_ResourceTypes.insert( m_ResourceTypes.end(), ptrType ); } } ::LocalFree( pwszName ); pwszName = NULL; } else { _hr = HRESULT_FROM_WIN32( _sc ); } } // for: ::ClusterCloseEnum( hEnum ); } else { _sc = GetLastError(); _hr = HRESULT_FROM_WIN32( _sc ); } } return _hr; } //*** CClusResTypes::Refresh()