From 28b606b0f3226337b3d1c68f2b9c3559a2f23dc8 Mon Sep 17 00:00:00 2001 From: Michael Stefaniuc Date: Wed, 1 Jul 2015 09:14:13 +0200 Subject: [PATCH] dmstyle: Remove the extraneous IUnknown from DMCommandTrack. Also lock/unlock the module only on creation/destruction of the object. --- dlls/dmstyle/commandtrack.c | 130 +++++++++++++++--------------------- 1 file changed, 52 insertions(+), 78 deletions(-) diff --git a/dlls/dmstyle/commandtrack.c b/dlls/dmstyle/commandtrack.c index 0ec9774a8d4..8d33fd6ce99 100644 --- a/dlls/dmstyle/commandtrack.c +++ b/dlls/dmstyle/commandtrack.c @@ -22,14 +22,10 @@ WINE_DEFAULT_DEBUG_CHANNEL(dmstyle); WINE_DECLARE_DEBUG_CHANNEL(dmfile); -static ULONG WINAPI IDirectMusicCommandTrack_IUnknown_AddRef (LPUNKNOWN iface); -static ULONG WINAPI IDirectMusicCommandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface); - /***************************************************************************** * IDirectMusicCommandTrack implementation */ typedef struct IDirectMusicCommandTrack { - const IUnknownVtbl *UnknownVtbl; IDirectMusicTrack8 IDirectMusicTrack8_iface; const IPersistStreamVtbl *PersistStreamVtbl; LONG ref; @@ -37,62 +33,6 @@ typedef struct IDirectMusicCommandTrack { struct list Commands; } IDirectMusicCommandTrack; -/* IDirectMusicCommandTrack IUnknown part: */ -static HRESULT WINAPI IDirectMusicCommandTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) { - ICOM_THIS_MULTI(IDirectMusicCommandTrack, UnknownVtbl, iface); - TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj); - - if (IsEqualIID (riid, &IID_IUnknown)) { - *ppobj = &This->UnknownVtbl; - IDirectMusicCommandTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl); - return S_OK; - } else if (IsEqualIID (riid, &IID_IDirectMusicTrack) - || IsEqualIID (riid, &IID_IDirectMusicTrack8)) { - *ppobj = &This->IDirectMusicTrack8_iface; - IDirectMusicTrack8_AddRef (&This->IDirectMusicTrack8_iface); - return S_OK; - } else if (IsEqualIID (riid, &IID_IPersistStream)) { - *ppobj = &This->PersistStreamVtbl; - IDirectMusicCommandTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl); - return S_OK; - } - - WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj); - return E_NOINTERFACE; -} - -static ULONG WINAPI IDirectMusicCommandTrack_IUnknown_AddRef (LPUNKNOWN iface) { - ICOM_THIS_MULTI(IDirectMusicCommandTrack, UnknownVtbl, iface); - ULONG ref = InterlockedIncrement(&This->ref); - - TRACE("(%p): AddRef from %d\n", This, ref - 1); - - DMSTYLE_LockModule(); - - return ref; -} - -static ULONG WINAPI IDirectMusicCommandTrack_IUnknown_Release (LPUNKNOWN iface) { - ICOM_THIS_MULTI(IDirectMusicCommandTrack, UnknownVtbl, iface); - ULONG ref = InterlockedDecrement(&This->ref); - - TRACE("(%p): ReleaseRef to %d\n", This, ref); - - if (ref == 0) { - HeapFree(GetProcessHeap(), 0, This); - } - - DMSTYLE_UnlockModule(); - - return ref; -} - -static const IUnknownVtbl DirectMusicCommandTrack_Unknown_Vtbl = { - IDirectMusicCommandTrack_IUnknown_QueryInterface, - IDirectMusicCommandTrack_IUnknown_AddRef, - IDirectMusicCommandTrack_IUnknown_Release -}; - /* IDirectMusicCommandTrack IDirectMusicTrack8 part: */ static inline IDirectMusicCommandTrack *impl_from_IDirectMusicTrack8(IDirectMusicTrack8 *iface) { @@ -100,22 +40,51 @@ static inline IDirectMusicCommandTrack *impl_from_IDirectMusicTrack8(IDirectMusi } static HRESULT WINAPI IDirectMusicTrack8Impl_QueryInterface(IDirectMusicTrack8 *iface, REFIID riid, - void **ppobj) + void **ret_iface) { IDirectMusicCommandTrack *This = impl_from_IDirectMusicTrack8(iface); - return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj); + + TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface); + + *ret_iface = NULL; + + if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IDirectMusicTrack) || + IsEqualIID(riid, &IID_IDirectMusicTrack8)) + *ret_iface = iface; + else if (IsEqualIID(riid, &IID_IPersistStream)) + *ret_iface = &This->PersistStreamVtbl; + else { + WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface); + return E_NOINTERFACE; + } + + IUnknown_AddRef((IUnknown*)*ret_iface); + return S_OK; } static ULONG WINAPI IDirectMusicTrack8Impl_AddRef(IDirectMusicTrack8 *iface) { IDirectMusicCommandTrack *This = impl_from_IDirectMusicTrack8(iface); - return IDirectMusicCommandTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl); + LONG ref = InterlockedIncrement(&This->ref); + + TRACE("(%p) ref=%d\n", This, ref); + + return ref; } static ULONG WINAPI IDirectMusicTrack8Impl_Release(IDirectMusicTrack8 *iface) { IDirectMusicCommandTrack *This = impl_from_IDirectMusicTrack8(iface); - return IDirectMusicCommandTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl); + LONG ref = InterlockedDecrement(&This->ref); + + TRACE("(%p) ref=%d\n", This, ref); + + if (!ref) { + HeapFree(GetProcessHeap(), 0, This); + DMSTYLE_UnlockModule(); + } + + return ref; } static HRESULT WINAPI IDirectMusicTrack8Impl_Init(IDirectMusicTrack8 *iface, @@ -283,17 +252,17 @@ static const IDirectMusicTrack8Vtbl dmtrack8_vtbl = { /* IDirectMusicCommandTrack IPersistStream part: */ static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) { ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface); - return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj); + return IDirectMusicTrack8_QueryInterface(&This->IDirectMusicTrack8_iface, riid, ppobj); } static ULONG WINAPI IDirectMusicCommandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) { ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface); - return IDirectMusicCommandTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl); + return IDirectMusicTrack8_AddRef(&This->IDirectMusicTrack8_iface); } static ULONG WINAPI IDirectMusicCommandTrack_IPersistStream_Release (LPPERSISTSTREAM iface) { ICOM_THIS_MULTI(IDirectMusicCommandTrack, PersistStreamVtbl, iface); - return IDirectMusicCommandTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl); + return IDirectMusicTrack8_Release(&This->IDirectMusicTrack8_iface); } static HRESULT WINAPI IDirectMusicCommandTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) { @@ -387,22 +356,27 @@ static const IPersistStreamVtbl DirectMusicCommandTrack_PersistStream_Vtbl = { /* for ClassFactory */ HRESULT WINAPI create_dmcommandtrack(REFIID lpcGUID, void **ppobj) { - IDirectMusicCommandTrack* track; - - track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicCommandTrack)); - if (NULL == track) { - *ppobj = NULL; - return E_OUTOFMEMORY; - } - track->UnknownVtbl = &DirectMusicCommandTrack_Unknown_Vtbl; + IDirectMusicCommandTrack *track; + HRESULT hr; + + track = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*track)); + if (!track) { + *ppobj = NULL; + return E_OUTOFMEMORY; + } track->IDirectMusicTrack8_iface.lpVtbl = &dmtrack8_vtbl; track->PersistStreamVtbl = &DirectMusicCommandTrack_PersistStream_Vtbl; track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC)); DM_STRUCT_INIT(track->pDesc); track->pDesc->dwValidData |= DMUS_OBJ_CLASS; track->pDesc->guidClass = CLSID_DirectMusicCommandTrack; - track->ref = 0; /* will be inited by QueryInterface */ - list_init (&track->Commands); + track->ref = 1; + list_init (&track->Commands); - return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj); + DMSTYLE_LockModule(); + hr = IDirectMusicTrack8_QueryInterface(&track->IDirectMusicTrack8_iface, + lpcGUID, ppobj); + IDirectMusicTrack8_Release(&track->IDirectMusicTrack8_iface); + + return hr; }