Leaked source code of windows server 2003
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//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000-2001 Microsoft Corporation
//
// Module Name:
// StandardInfo.cpp
//
// Description:
// CStandardInfo implementation.
//
// Maintained By:
// Galen Barbee (GalenB) 02-FEB-2000
//
//////////////////////////////////////////////////////////////////////////////
#include "Pch.h"
#include "StandardInfo.h"
DEFINE_THISCLASS("CStandardInfo")
// ************************************************************************
//
// Constructor / Destructor
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//++
//
// HRESULT
// CStandardInfo::S_HrCreateInstance(
// IUnknown ** ppunkOut
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
HRESULT
CStandardInfo::S_HrCreateInstance(
IUnknown ** ppunkOut
)
{
TraceFunc( "" );
HRESULT hr = S_OK;
CStandardInfo * psi = NULL;
Assert( ppunkOut != NULL );
if ( ppunkOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
psi = new CStandardInfo;
if ( psi == NULL )
{
hr = THR( E_OUTOFMEMORY );
goto Cleanup;
}
hr = THR( psi->HrInit() );
if ( FAILED( hr ) )
{
goto Cleanup;
}
hr = THR( psi->TypeSafeQI( IUnknown, ppunkOut ) );
if ( FAILED( hr ) )
{
goto Cleanup;
}
Cleanup:
if ( psi != NULL )
{
psi->Release();
}
HRETURN( hr );
} //*** CStandardInfo::S_HrCreateInstance
//////////////////////////////////////////////////////////////////////////////
//++
//
// CStandardInfo::CStandardInfo
//
//--
//////////////////////////////////////////////////////////////////////////////
CStandardInfo::CStandardInfo( void )
: m_cRef( 1 )
{
TraceFunc( "" );
InterlockedIncrement( &g_cObjects );
TraceFuncExit();
} //*** CStandardInfo::CStandardInfo
//////////////////////////////////////////////////////////////////////////////
//++
//
// CStandardInfo::CStandardInfo(
// CLSID * pclsidTypeIn,
// OBJECTCOOKIE cookieParentIn,
// BSTR bstrNameIn
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
CStandardInfo::CStandardInfo(
CLSID * pclsidTypeIn,
OBJECTCOOKIE cookieParentIn,
BSTR bstrNameIn
)
: m_cRef( 1 )
{
TraceFunc( "" );
InterlockedIncrement( &g_cObjects );
//THR( HrInit() );
m_clsidType = *pclsidTypeIn;
m_cookieParent = cookieParentIn;
m_bstrName = bstrNameIn;
TraceFuncExit();
} //*** CStandardInfo::CStandardInfo( ... )
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::HrInit( void )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::HrInit( void )
{
TraceFunc( "" );
HRESULT hr = S_OK;
// IUnknown stuff
Assert( m_cRef == 1 );
// IStandardInfo
Assert( m_clsidType == IID_NULL );
Assert( m_cookieParent == 0 );
Assert( m_bstrName == NULL );
Assert( m_hrStatus == 0 );
Assert( m_pci == NULL );
Assert( m_pExtObjList == NULL );
HRETURN( hr );
} //*** CStandardInfo::HrInit
//////////////////////////////////////////////////////////////////////////////
//++
//
// CStandardInfo::~CStandardInfo
//
//--
//////////////////////////////////////////////////////////////////////////////
CStandardInfo::~CStandardInfo( void )
{
TraceFunc( "" );
if ( m_bstrName != NULL )
{
TraceSysFreeString( m_bstrName );
}
if ( m_pci != NULL )
{
m_pci->Release();
}
while ( m_pExtObjList != NULL )
{
ExtObjectEntry * pnext = m_pExtObjList->pNext;
m_pExtObjList->punk->Release();
TraceFree( m_pExtObjList );
m_pExtObjList = pnext;
}
InterlockedDecrement( &g_cObjects );
TraceFuncExit();
} //*** CStandardInfo::~CStandardInfo
// ************************************************************************
//
// IUnknown
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//++
//
// CStandardInfo::QueryInterface
//
// Description:
// Query this object for the passed in interface.
//
// Arguments:
// riidIn
// Id of interface requested.
//
// ppvOut
// Pointer to the requested interface.
//
// Return Value:
// S_OK
// If the interface is available on this object.
//
// E_NOINTERFACE
// If the interface is not available.
//
// E_POINTER
// ppvOut was NULL.
//
// Remarks:
// None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::QueryInterface(
REFIID riidIn
, LPVOID * ppvOut
)
{
TraceQIFunc( riidIn, ppvOut );
HRESULT hr = S_OK;
//
// Validate arguments.
//
Assert( ppvOut != NULL );
if ( ppvOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
//
// Handle known interfaces.
//
if ( IsEqualIID( riidIn, IID_IUnknown ) )
{
*ppvOut = static_cast< IStandardInfo * >( this );
} // if: IUnknown
else if ( IsEqualIID( riidIn, IID_IStandardInfo ) )
{
*ppvOut = TraceInterface( __THISCLASS__, IStandardInfo, this, 0 );
} // else if: IStandardInfo
else
{
*ppvOut = NULL;
hr = E_NOINTERFACE;
}
//
// Add a reference to the interface if successful.
//
if ( SUCCEEDED( hr ) )
{
((IUnknown *) *ppvOut)->AddRef();
} // if: success
Cleanup:
QIRETURN_IGNORESTDMARSHALLING( hr, riidIn );
} //*** CStandardInfo::QueryInterface
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP_( ULONG )
// CStandardInfo::AddRef
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_( ULONG )
CStandardInfo::AddRef( void )
{
TraceFunc( "[IUnknown]" );
InterlockedIncrement( &m_cRef );
CRETURN( m_cRef );
} //*** CStandardInfo::AddRef
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP_( ULONG )
// CStandardInfo::Release
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_( ULONG )
CStandardInfo::Release( void )
{
TraceFunc( "[IUnknown]" );
LONG cRef;
cRef = InterlockedDecrement( &m_cRef );
if ( cRef == 0 )
{
TraceDo( delete this );
}
CRETURN( cRef );
} //*** CStandardInfo::Release
//****************************************************************************
//
// IStandardInfo
//
//****************************************************************************
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::GetType(
// CLSID * pclsidTypeOut
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::GetType(
CLSID * pclsidTypeOut
)
{
TraceFunc( "[IStandardInfo]" );
HRESULT hr = S_OK;
if ( pclsidTypeOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
CopyMemory( pclsidTypeOut, &m_clsidType, sizeof( *pclsidTypeOut ) );
Cleanup:
HRETURN( hr );
} //*** CStandardInfo::GetType
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::GetName(
// BSTR * pbstrNameOut
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::GetName(
BSTR * pbstrNameOut
)
{
TraceFunc( "[IStandardInfo]" );
HRESULT hr = S_OK;
if ( pbstrNameOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
*pbstrNameOut = SysAllocString( m_bstrName );
if ( *pbstrNameOut == NULL )
{
hr = THR( E_OUTOFMEMORY );
goto Cleanup;
}
Cleanup:
HRETURN( hr );
} //*** CStandardInfo::GetName
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::SetName(
// LPCWSTR pcszNameIn
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::SetName(
LPCWSTR pcszNameIn
)
{
TraceFunc1( "[IStandardInfo] pcszNameIn = '%ws'", pcszNameIn == NULL ? L"<null>" : pcszNameIn );
HRESULT hr = S_OK;
BSTR bstrNew;
if ( pcszNameIn == NULL )
{
hr = THR( E_INVALIDARG );
goto Cleanup;
}
bstrNew = TraceSysAllocString( pcszNameIn );
if ( bstrNew == NULL )
{
hr = THR( E_OUTOFMEMORY );
goto Cleanup;
}
if ( m_bstrName != NULL )
{
TraceSysFreeString( m_bstrName );
}
m_bstrName = bstrNew;
Cleanup:
HRETURN( hr );
} //*** CStandardInfo::SetName
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::GetParent(
// OBJECTCOOKIE * pcookieOut
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::GetParent(
OBJECTCOOKIE * pcookieOut
)
{
TraceFunc( "[IStandardInfo]" );
HRESULT hr = S_OK;
if ( pcookieOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
*pcookieOut = m_cookieParent;
if ( m_cookieParent == NULL )
{
hr = S_FALSE;
}
Cleanup:
HRETURN( hr );
} //*** CStandardInfo::GetParent
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::GetStatus(
// HRESULT * phrOut
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::GetStatus(
HRESULT * phrStatusOut
)
{
TraceFunc( "[IStandardInfo]" );
HRESULT hr = S_OK;
if ( phrStatusOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
*phrStatusOut = m_hrStatus;
Cleanup:
HRETURN( hr );
} //*** CStandardInfo::GetStatus
//////////////////////////////////////////////////////////////////////////////
//++
//
// STDMETHODIMP
// CStandardInfo::SetStatus(
// HRESULT hrIn
// )
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CStandardInfo::SetStatus(
HRESULT hrIn
)
{
TraceFunc1( "[IStandardInfo] hrIn = %#08x", hrIn );
HRESULT hr = S_OK;
m_hrStatus = hrIn;
HRETURN( hr );
} //*** CStandardInfo::SetStatus