Source code of Windows XP (NT5)
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//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000 Microsoft Corporation
//
// Module Name:
// ConnectionInfo.cpp
//
// Description:
// CConnectionInfo implementation.
//
// Maintained By:
// Geoffrey Pease (GPease) 02-FEB-2000
//
//////////////////////////////////////////////////////////////////////////////
#include "pch.h"
#include "ConnectionInfo.h"
DEFINE_THISCLASS("CConnectionInfo")
// ************************************************************************
//
// Constructor / Destructor
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//
// HRESULT
// CConnectionInfo::S_HrCreateInstance(
// OBJECTCOOKIE cookieParentIn
// )
//
//////////////////////////////////////////////////////////////////////////////
HRESULT
CConnectionInfo::S_HrCreateInstance(
IUnknown ** ppunkOut,
OBJECTCOOKIE cookieParentIn
)
{
TraceFunc1( "ppunkOut, cookieParentIn = %u", cookieParentIn );
Assert( ppunkOut != NULL );
HRESULT hr;
CConnectionInfo * pci = new CConnectionInfo;
if ( pci != NULL )
{
hr = THR( pci->Init( cookieParentIn ) );
if ( SUCCEEDED( hr ) )
{
hr = THR( pci->TypeSafeQI( IUnknown, ppunkOut ) );
}
pci->Release( );
}
else
{
hr = E_OUTOFMEMORY;
}
HRETURN( hr );
} // S_HrCreateInstance( )
//////////////////////////////////////////////////////////////////////////////
//
// CConnectionInfo::CConnectionInfo( void )
//
//////////////////////////////////////////////////////////////////////////////
CConnectionInfo::CConnectionInfo( void )
{
TraceFunc( "" );
InterlockedIncrement( &g_cObjects );
TraceFuncExit();
} // CConnectionInfo( )
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CConnectionInfo::Init(
// OBJECTCOOKIE cookieParentIn
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CConnectionInfo::Init(
OBJECTCOOKIE cookieParentIn
)
{
TraceFunc( "" );
HRESULT hr = S_OK;
// IUnknown stuff
Assert( m_cRef == 0 );
AddRef( ); // Add one count
// IConnectionInfo
Assert( m_pcc == NULL );
m_cookieParent = cookieParentIn;
HRETURN( hr );
} // Init( )
//////////////////////////////////////////////////////////////////////////////
//
// CConnectionInfo::~CConnectionInfo( )
//
//////////////////////////////////////////////////////////////////////////////
CConnectionInfo::~CConnectionInfo( )
{
TraceFunc( "" );
InterlockedDecrement( &g_cObjects );
TraceFuncExit();
} // ~CConnectionInfo( )
// ************************************************************************
//
// IUnknown
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CConnectionInfo::QueryInterface(
// REFIID riid,
// LPVOID *ppv
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CConnectionInfo::QueryInterface(
REFIID riid,
LPVOID *ppv
)
{
TraceQIFunc( riid, ppv );
HRESULT hr = E_NOINTERFACE;
if ( IsEqualIID( riid, IID_IUnknown ) )
{
*ppv = static_cast< IConnectionInfo * >( this );
hr = S_OK;
} // if: IUnknown
else if ( IsEqualIID( riid, IID_IConnectionInfo ) )
{
*ppv = TraceInterface( __THISCLASS__, IConnectionInfo, this, 0 );
hr = S_OK;
} // else if: IConnectionInfo
if ( SUCCEEDED( hr ) )
{
((IUnknown*) *ppv)->AddRef( );
} // if: success
QIRETURN_IGNORESTDMARSHALLING( hr, riid );
} // QueryInterface( )
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP_(ULONG)
// CConnectionInfo::AddRef( void )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_(ULONG)
CConnectionInfo::AddRef( void )
{
TraceFunc( "[IUnknown]" );
InterlockedIncrement( &m_cRef );
RETURN( m_cRef );
} // AddRef( )
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP_(ULONG)
// CConnectionInfo::Release( void )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_(ULONG)
CConnectionInfo::Release( void )
{
TraceFunc( "[IUnknown]" );
InterlockedDecrement( &m_cRef );
if ( m_cRef )
RETURN( m_cRef );
TraceDo( delete this );
RETURN(0);
} // Release( )
//****************************************************************************
//
// IConnectionInfo
//
//****************************************************************************
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CConnectionInfo::GetConnection(
// IConfigurationConnection ** pccOut
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CConnectionInfo::GetConnection(
IConfigurationConnection ** pccOut
)
{
TraceFunc( "[IConnectionInfo]" );
HRESULT hr = S_OK;
if ( pccOut == NULL )
goto InvalidPointer;
*pccOut = m_pcc;
if ( m_pcc == NULL )
{
hr = S_FALSE;
}
else
{
(*pccOut)->AddRef( );
}
Cleanup:
HRETURN( hr );
InvalidPointer:
hr = THR( E_POINTER );
goto Cleanup;
} // GetConnection( )
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CConnectionInfo::SetConnection(
// IConfigurationConnection * pccIn
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CConnectionInfo::SetConnection(
IConfigurationConnection * pccIn
)
{
TraceFunc( "[IConnectionInfo]" );
HRESULT hr = S_OK;
if ( m_pcc != NULL )
{
m_pcc->Release( );
}
m_pcc = pccIn;
if ( m_pcc != NULL )
{
m_pcc->AddRef( );
}
HRETURN( hr );
} // SetConnection( )
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CConnectionInfo::GetParent(
// OBJECTCOOKIE * pcookieOut
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CConnectionInfo::GetParent(
OBJECTCOOKIE * pcookieOut
)
{
TraceFunc( "[IConnectionInfo]" );
HRESULT hr = S_OK;
if ( pcookieOut == NULL )
goto InvalidPointer;
Assert( m_cookieParent != NULL );
*pcookieOut = m_cookieParent;
if ( m_cookieParent == NULL )
{
hr = S_FALSE;
}
Cleanup:
HRETURN( hr );
InvalidPointer:
hr = THR( E_INVALIDARG );
goto Cleanup;
} // GetParent( )