125 lines
3.3 KiB
C++
125 lines
3.3 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1996-2000 Microsoft Corporation
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//
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// Module Name:
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// Notifications.cpp
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//
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// Abstract:
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// Implementation of functions that send out notifications.
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//
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// Author:
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// Vijayendra Vasu (vvasu) 17-AUG-2000
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//
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// Revision History:
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// None.
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//
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/////////////////////////////////////////////////////////////////////////////
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#define UNICODE 1
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#define _UNICODE 1
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/////////////////////////////////////////////////////////////////////////////
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// Include files
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/////////////////////////////////////////////////////////////////////////////
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#include <objbase.h>
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#include <ClusCfgGuids.h>
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#include <ClusCfgServer.h>
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#include "clusrtl.h"
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// ClRtlInitiateStartupNotification()
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//
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// Routine Description:
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// Initiate operations that inform interested parties that the cluster
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// service is starting up.
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//
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// Arguments:
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// None.
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//
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// Return Value:
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// S_OK
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// If the notification process was successfully initiated
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//
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// Other HRESULTS
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// In case of error
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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HRESULT ClRtlInitiateStartupNotification( void )
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{
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HRESULT hr = S_OK;
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IClusCfgStartupNotify * pccsnNotify = NULL;
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ICallFactory * pcfCallFactory = NULL;
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AsyncIClusCfgStartupNotify * paccsnAsyncNotify = NULL;
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// Initialize COM
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CoInitializeEx( NULL, COINIT_MULTITHREADED | COINIT_DISABLE_OLE1DDE );
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do
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{
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hr = CoCreateInstance(
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CLSID_ClusCfgStartupNotify
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, NULL
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, CLSCTX_LOCAL_SERVER
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, __uuidof( pccsnNotify )
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, reinterpret_cast< void ** >( &pccsnNotify )
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);
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if ( FAILED( hr ) )
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{
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break;
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} // if: we could not get a pointer to synchronous notification interface
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hr = pccsnNotify->QueryInterface( __uuidof( pcfCallFactory ), reinterpret_cast< void ** >( &pcfCallFactory ) );
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if ( FAILED( hr ) )
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{
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break;
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} // if: we could not get a pointer to the call factory interface
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hr = pcfCallFactory->CreateCall(
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__uuidof( paccsnAsyncNotify )
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, NULL
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, __uuidof( paccsnAsyncNotify )
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, reinterpret_cast< IUnknown ** >( &paccsnAsyncNotify )
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);
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if ( FAILED( hr ) )
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{
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break;
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} // if: we could not get a pointer to the asynchronous notification interface
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hr = paccsnAsyncNotify->Begin_SendNotifications();
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}
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while( false ); // dummy do-while loop to avoid gotos
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//
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// Free acquired resources
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//
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if ( pccsnNotify != NULL )
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{
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pccsnNotify->Release();
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} // if: we had obtained a pointer to the synchronous notification interface
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if ( pcfCallFactory != NULL )
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{
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pcfCallFactory->Release();
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} // if: we had obtained a pointer to the call factory interface
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if ( paccsnAsyncNotify != NULL )
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{
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paccsnAsyncNotify->Release();
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} // if: we had obtained a pointer to the asynchronous notification interface
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CoUninitialize();
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return hr;
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} //*** ClRtlInitiateStartupNotification()
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