dplayx: Simplify ref-counting for IDirectPlaySP.
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008cc60821
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744f94be4a
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@ -44,7 +44,6 @@ typedef struct IDirectPlaySPImpl IDirectPlaySPImpl;
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typedef struct tagDirectPlaySPIUnknownData
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{
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LONG ulObjRef;
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CRITICAL_SECTION DPSP_lock;
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} DirectPlaySPIUnknownData;
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@ -61,13 +60,13 @@ typedef struct tagDirectPlaySPData
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} DirectPlaySPData;
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#define DPSP_IMPL_FIELDS \
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LONG ulInterfaceRef; \
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DirectPlaySPIUnknownData* unk; \
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DirectPlaySPData* sp;
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struct IDirectPlaySPImpl
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{
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const IDirectPlaySPVtbl *lpVtbl;
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LONG ref;
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DPSP_IMPL_FIELDS
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};
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@ -194,79 +193,47 @@ static inline IDirectPlaySPImpl *impl_from_IDirectPlaySP( IDirectPlaySP *iface )
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}
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static HRESULT WINAPI IDirectPlaySPImpl_QueryInterface( IDirectPlaySP *iface, REFIID riid,
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void **ppvObj )
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void **ppv )
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{
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IDirectPlaySPImpl *This = (IDirectPlaySPImpl *)iface;
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TRACE("(%p)->(%s,%p)\n", This, debugstr_guid( riid ), ppvObj );
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TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid( riid ), ppv );
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*ppvObj = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
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sizeof( *This ) );
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if( *ppvObj == NULL )
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if ( IsEqualGUID( &IID_IUnknown, riid ) || IsEqualGUID( &IID_IDirectPlaySP, riid ) )
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{
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return DPERR_OUTOFMEMORY;
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*ppv = iface;
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IDirectPlaySP_AddRef( iface );
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return S_OK;
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}
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CopyMemory( *ppvObj, This, sizeof( *This ) );
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(*(IDirectPlaySPImpl**)ppvObj)->ulInterfaceRef = 0;
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if( IsEqualGUID( &IID_IDirectPlaySP, riid ) )
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{
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IDirectPlaySPImpl *This = *ppvObj;
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This->lpVtbl = &directPlaySPVT;
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}
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else
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{
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/* Unsupported interface */
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HeapFree( GetProcessHeap(), 0, *ppvObj );
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*ppvObj = NULL;
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return E_NOINTERFACE;
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}
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IDirectPlaySP_AddRef( (LPDIRECTPLAYSP)*ppvObj );
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return S_OK;
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FIXME( "Unsupported interface %s\n", debugstr_guid( riid ) );
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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static ULONG WINAPI IDirectPlaySPImpl_AddRef( IDirectPlaySP *iface )
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{
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IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
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ULONG ulInterfaceRefCount, ulObjRefCount;
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ULONG ref = InterlockedIncrement( &This->ref );
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ulObjRefCount = InterlockedIncrement( &This->unk->ulObjRef );
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ulInterfaceRefCount = InterlockedIncrement( &This->ulInterfaceRef );
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TRACE( "(%p) ref=%d\n", This, ref );
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TRACE( "ref count incremented to %u:%u for %p\n",
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ulInterfaceRefCount, ulObjRefCount, This );
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return ulObjRefCount;
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return ref;
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}
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static ULONG WINAPI IDirectPlaySPImpl_Release( IDirectPlaySP *iface )
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{
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IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
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ULONG ulInterfaceRefCount, ulObjRefCount;
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ULONG ref = InterlockedDecrement( &This->ref );
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ulObjRefCount = InterlockedDecrement( &This->unk->ulObjRef );
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ulInterfaceRefCount = InterlockedDecrement( &This->ulInterfaceRef );
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TRACE( "(%p) ref=%d\n", This, ref );
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TRACE( "ref count decremented to %u:%u for %p\n",
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ulInterfaceRefCount, ulObjRefCount, This );
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/* Deallocate if this is the last reference to the object */
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if( ulObjRefCount == 0 )
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{
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DPSP_DestroyDirectPlaySP( This );
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DPSP_DestroyIUnknown( This );
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}
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if( ulInterfaceRefCount == 0 )
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if( !ref )
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{
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DPSP_DestroyDirectPlaySP( This );
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DPSP_DestroyIUnknown( This );
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HeapFree( GetProcessHeap(), 0, This );
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}
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return ulInterfaceRefCount;
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return ref;
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}
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static HRESULT WINAPI IDirectPlaySPImpl_AddMRUEntry( IDirectPlaySP *iface, LPCWSTR lpSection,
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