Michael Stefaniuc : dmstyle: Remove the extraneous IUnknown from DMCommandTrack.
Alexandre Julliard
julliard at wine.codeweavers.com
Wed Jul 1 09:06:24 CDT 2015
Module: wine
Branch: master
Commit: 28b606b0f3226337b3d1c68f2b9c3559a2f23dc8
URL: http://source.winehq.org/git/wine.git/?a=commit;h=28b606b0f3226337b3d1c68f2b9c3559a2f23dc8
Author: Michael Stefaniuc <mstefani at redhat.de>
Date: Wed Jul 1 09:14:13 2015 +0200
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 0ec9774..8d33fd6 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);
+
+ DMSTYLE_LockModule();
+ hr = IDirectMusicTrack8_QueryInterface(&track->IDirectMusicTrack8_iface,
+ lpcGUID, ppobj);
+ IDirectMusicTrack8_Release(&track->IDirectMusicTrack8_iface);
- return IDirectMusicCommandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
+ return hr;
}
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