326 lines
7.5 KiB
C++
326 lines
7.5 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2000 Microsoft Corporation
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//
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// Module Name:
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// CClusCfgCallback.cpp
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//
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// Description:
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// This file contains the implementation of the CClusCfgCallback
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// class.
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//
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// Documentation:
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// TODO: fill in pointer to external documentation
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//
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// Header File:
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// CClusCfgCallback.h
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//
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// Maintained By:
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// Vij Vasu (VVasu) 07-MAR-2000
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//
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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// Include Files
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//////////////////////////////////////////////////////////////////////////////
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// The precompiled header for this library
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#include "pch.h"
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#include "CClusCfgCallback.h"
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CClusCfgCallback::CClusCfgCallback()
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//
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// Description:
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// Constructor of the CClusCfgCallback class. This initializes
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// the m_cRef variable to 1 instead of 0 to account of possible
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// QueryInterface failure in DllGetClassObject.
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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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// None.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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CClusCfgCallback::CClusCfgCallback( void )
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: m_cRef( 1 )
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{
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} //*** CClusCfgCallback::CClusCfgCallback
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CClusCfgCallback::~CClusCfgCallback()
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//
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// Description:
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// Destructor of the CClusCfgCallback class.
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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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// None.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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CClusCfgCallback::~CClusCfgCallback( void )
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{
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} //*** CClusCfgCallback::~CClusCfgCallback
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// HRESULT
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// CClusCfgCallback::S_HrCreateInstance(
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// IUnknown ** ppunkOut
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// )
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//
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// Description:
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// Creates a CClusCfgCallback instance.
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//
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// Arguments:
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// ppunkOut
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// The IUnknown interface to the newly create object.
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//
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// Return Values:
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// S_OK
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// Success.
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//
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// E_OUTOFMEMORY
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// Not enough memory to create the object.
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//
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// other HRESULTs
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// Object initialization failed.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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CClusCfgCallback::S_HrCreateInstance(
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IUnknown ** ppunkOut
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)
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{
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CClusCfgCallback * pccb;
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HRESULT hr;
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pccb = new CClusCfgCallback();
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if ( pccb != NULL )
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{
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hr = pccb->QueryInterface( IID_IUnknown, reinterpret_cast< void ** >( ppunkOut ) );
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pccb->Release( );
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} // if: error allocating object
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else
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{
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hr = E_OUTOFMEMORY;
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} // else: out of memory
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return hr;
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} //*** CClusCfgCallback::S_HrCreateInstance()
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// STDMETHODIMP_( ULONG )
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// CClusCfgCallback::AddRef()
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//
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// Description:
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// Increment the reference count of this object by one.
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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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// The new reference count.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP_( ULONG )
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CClusCfgCallback::AddRef( void )
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{
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InterlockedIncrement( &m_cRef );
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return m_cRef;
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} //*** CClusCfgCallback::AddRef()
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// STDMETHODIMP_( ULONG )
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// CClusCfgCallback::Release()
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//
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// Description:
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// Decrement the reference count of this object by one.
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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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// The new reference count.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP_( ULONG )
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CClusCfgCallback::Release( void )
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{
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InterlockedDecrement( &m_cRef );
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if ( m_cRef == 0 )
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{
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delete this;
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return 0;
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} // if: reference count decremented to zero
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return m_cRef;
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} //*** CClusCfgCallback::Release()
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// STDMETHODIMP
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// CClusCfgCallback::QueryInterface()
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//
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// Description:
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// Decrement the reference count of this object by one.
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//
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// Arguments:
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// IN REFIID riid,
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// Id of interface requested.
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//
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// OUT void ** ppv
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// Pointer to the requested interface.
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//
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// Return Value:
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// S_OK
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// If the interface is available on this object.
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//
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// E_NOINTERFACE
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// If the interface is not available.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP
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CClusCfgCallback::QueryInterface( REFIID riid, void ** ppv )
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{
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HRESULT hr = S_OK;
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if ( ppv != NULL )
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{
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if ( IsEqualIID( riid, IID_IUnknown ) )
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{
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*ppv = static_cast< IClusCfgCallback * >( this );
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} // if: IUnknown
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else if ( IsEqualIID( riid, IID_IClusCfgCallback ) )
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{
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*ppv = static_cast< IClusCfgCallback * >( this );
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} // else if:
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else
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{
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hr = E_NOINTERFACE;
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} // else
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if ( SUCCEEDED( hr ) )
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{
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((IUnknown *) *ppv)->AddRef( );
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} // if: success
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else
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{
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*ppv = NULL;
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} // else: something failed
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} // if: the output pointer was valid
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else
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{
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hr = E_INVALIDARG;
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} // else: the output pointer is invalid
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return hr;
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} //*** CClusCfgCallback::QueryInterface()
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// HRESULT
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// CClusCfgCallback::SendStatusReport
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//
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// Description:
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// Handle a progress notification
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//
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// Arguments:
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// bstrNodeNameIn
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// Name of the node that sent the status report.
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//
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// clsidTaskMajorIn
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// clsidTaskMinorIn
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// GUID identifying the notification.
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//
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// ulMinIn
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// ulMaxIn
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// ulCurrentIn
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// Values that indicate the percentage of this task that is
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// completed.
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//
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// hrStatusIn
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// Error code.
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//
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// bstrDescriptionIn
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// String describing the notification.
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//
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// Return Value:
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// Always
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//
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// Exceptions Thrown:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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CClusCfgCallback::SendStatusReport(
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BSTR bstrNodeNameIn
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, CLSID clsidTaskMajorIn
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, CLSID clsidTaskMinorIn
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, ULONG ulMinIn
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, ULONG ulMaxIn
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, ULONG ulCurrentIn
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, HRESULT hrStatusIn
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, BSTR bstrDescriptionIn
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, FILETIME * pftTimeIn
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, BSTR bstrReferenceIn
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) throw()
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{
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wprintf( L"Notification ( %d, %d, %d ) =>\n '%s' ( Error Code %#X )\n", ulMinIn, ulMaxIn, ulCurrentIn, bstrDescriptionIn, hrStatusIn );
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return S_OK;
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} //*** CClusCfgCallback::SendStatusReport()
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