You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
448 lines
9.3 KiB
448 lines
9.3 KiB
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2000-2001 Microsoft Corporation
|
|
//
|
|
// Module Name:
|
|
// EnumCookies.cpp
|
|
//
|
|
// Description:
|
|
// CEnumCookies implementation.
|
|
//
|
|
// Maintained By:
|
|
// David Potter (DavidP) 14-JUN-2001
|
|
// Geoffrey Pease (GPease) 08-MAY-2000
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include "Pch.h"
|
|
#include "EnumCookies.h"
|
|
#include "ObjectManager.h"
|
|
|
|
DEFINE_THISCLASS("CEnumCookies")
|
|
|
|
// ************************************************************************
|
|
//
|
|
// Constructor / Destructor
|
|
//
|
|
// ************************************************************************
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// HRESULT
|
|
// CEnumCookies::S_HrCreateInstance(
|
|
// IUnknown ** ppunkOut
|
|
// )
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
HRESULT
|
|
CEnumCookies::S_HrCreateInstance(
|
|
IUnknown ** ppunkOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
CEnumCookies * pec = NULL;
|
|
|
|
Assert( ppunkOut != NULL );
|
|
if ( ppunkOut == NULL )
|
|
{
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
}
|
|
|
|
pec = new CEnumCookies;
|
|
if ( pec == NULL )
|
|
{
|
|
hr = THR( E_OUTOFMEMORY );
|
|
goto Cleanup;
|
|
}
|
|
|
|
hr = THR( pec->HrInit() );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
}
|
|
|
|
hr = THR( pec->TypeSafeQI( IUnknown, ppunkOut ) );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
}
|
|
|
|
Cleanup:
|
|
|
|
if ( pec != NULL )
|
|
{
|
|
pec->Release();
|
|
}
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumCookies::S_HrCreateInstance
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// CEnumCookies::CEnumCookies
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
CEnumCookies::CEnumCookies( void )
|
|
: m_cRef( 1 )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
InterlockedIncrement( &g_cObjects );
|
|
|
|
TraceFuncExit();
|
|
|
|
} //*** CEnumCookies::CEnumCookies
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP
|
|
// CEnumCookies::HrInit
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumCookies::HrInit( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
// IUnknown stuff
|
|
Assert( m_cRef == 1 );
|
|
|
|
// IEnumCookies
|
|
Assert( m_cIter == 0 );
|
|
Assert( m_pList == NULL );
|
|
Assert( m_cCookies == 0 );
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumCookies::HrInit
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// CEnumCookies::~CEnumCookies
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
CEnumCookies::~CEnumCookies( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
if ( m_pList != NULL )
|
|
{
|
|
TraceFree( m_pList );
|
|
|
|
} // if: m_pList
|
|
|
|
InterlockedDecrement( &g_cObjects );
|
|
|
|
TraceFuncExit();
|
|
|
|
} //*** CEnumCookies::~CEnumCookies
|
|
|
|
|
|
// ************************************************************************
|
|
//
|
|
// IUnknown
|
|
//
|
|
// ************************************************************************
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumCookies::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
|
|
CEnumCookies::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< IEnumCookies * >( this );
|
|
} // if: IUnknown
|
|
else if ( IsEqualIID( riidIn, IID_IEnumCookies ) )
|
|
{
|
|
*ppvOut = TraceInterface( __THISCLASS__, IEnumCookies, this, 0 );
|
|
} // else if: IEnumCookies
|
|
else
|
|
{
|
|
*ppvOut = NULL;
|
|
hr = E_NOINTERFACE;
|
|
} // else
|
|
|
|
//
|
|
// Add a reference to the interface if successful.
|
|
//
|
|
|
|
if ( SUCCEEDED( hr ) )
|
|
{
|
|
((IUnknown *) *ppvOut)->AddRef();
|
|
} // if: success
|
|
|
|
Cleanup:
|
|
|
|
QIRETURN_IGNORESTDMARSHALLING( hr, riidIn );
|
|
|
|
} //*** CEnumCookies::QueryInterface
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP_(ULONG)
|
|
// CEnumCookies::AddRef
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP_( ULONG )
|
|
CEnumCookies::AddRef( void )
|
|
{
|
|
TraceFunc( "[IUnknown]" );
|
|
|
|
InterlockedIncrement( &m_cRef );
|
|
|
|
CRETURN( m_cRef );
|
|
|
|
} //*** CEnumCookies::AddRef
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP_(ULONG)
|
|
// CEnumCookies::Release
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP_( ULONG )
|
|
CEnumCookies::Release( void )
|
|
{
|
|
TraceFunc( "[IUnknown]" );
|
|
|
|
LONG cRef;
|
|
|
|
cRef = InterlockedDecrement( &m_cRef );
|
|
|
|
if ( cRef == 0 )
|
|
{
|
|
TraceDo( delete this );
|
|
}
|
|
|
|
CRETURN( cRef );
|
|
|
|
} //*** CEnumCookies::Release
|
|
|
|
|
|
//****************************************************************************
|
|
//
|
|
// IEnumCookies
|
|
//
|
|
//****************************************************************************
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP
|
|
// CEnumCookies::Next(
|
|
// ULONG celt,
|
|
// IClusCfgNetworkInfo * rgNetworksOut[],
|
|
// ULONG * pceltFetchedOut
|
|
// )
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumCookies::Next(
|
|
ULONG celt,
|
|
OBJECTCOOKIE rgcookieOut[],
|
|
ULONG * pceltFetchedOut
|
|
)
|
|
{
|
|
TraceFunc( "[IEnumCookies]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
ULONG cIter = 0;
|
|
|
|
//
|
|
// Check parameters
|
|
//
|
|
if ( rgcookieOut == NULL )
|
|
goto InvalidPointer;
|
|
|
|
//
|
|
// Loop and copy the cookies.
|
|
//
|
|
while ( m_cIter < m_cCookies && cIter < celt )
|
|
{
|
|
rgcookieOut[ cIter++ ] = m_pList[ m_cIter++ ];
|
|
} // for each remaining cookie, up to requested count (at most).
|
|
|
|
Assert( hr == S_OK );
|
|
|
|
if ( cIter != celt )
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
if ( pceltFetchedOut != NULL )
|
|
{
|
|
*pceltFetchedOut = cIter;
|
|
}
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
|
|
} //*** CEnumCookies::Next
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP
|
|
// CEnumCookies::Skip(
|
|
// ULONG celt
|
|
// )
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumCookies::Skip(
|
|
ULONG celt
|
|
)
|
|
{
|
|
TraceFunc( "[IEnumCookies]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
m_cIter += celt;
|
|
|
|
if ( m_cIter >= m_cAlloced )
|
|
{
|
|
m_cIter = m_cAlloced;
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumCookies::Skip
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP
|
|
// CEnumCookies::Reset( void )
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumCookies::Reset( void )
|
|
{
|
|
TraceFunc( "[IEnumCookies]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
m_cIter = 0;
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumCookies::Reset
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP
|
|
// CEnumCookies::Clone(
|
|
// IEnumCookies ** ppenumOut
|
|
// )
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumCookies::Clone(
|
|
IEnumCookies ** ppenumOut
|
|
)
|
|
{
|
|
TraceFunc( "[IEnumCookies]" );
|
|
|
|
//
|
|
// KB: not going to implement this method.
|
|
//
|
|
HRESULT hr = THR( E_NOTIMPL );
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumCookies::Clone
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// STDMETHODIMP
|
|
// CEnumCookies::Count(
|
|
// DWORD * pnCountOut
|
|
// )
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumCookies::Count(
|
|
DWORD * pnCountOut
|
|
)
|
|
{
|
|
TraceFunc( "[IEnumCookies]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
if ( pnCountOut == NULL )
|
|
{
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
}
|
|
|
|
*pnCountOut = m_cCookies;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumCookies::Count
|