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dswave: COM cleanup for the IUnknown interface of DirectSoundWave. 

Also lock/unlock the module only on creation/destruction of the object.
This commit is contained in:
Michael Stefaniuc 2015-06-10 01:00:28 +02:00 committed by Alexandre Julliard
parent 770f7de1f4
commit 5843a1a002
2 changed files with 72 additions and 80 deletions
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131
dlls/dswave/dswave.c
View File

@ -26,86 +26,95 @@ WINE_DECLARE_DEBUG_CHANNEL(dmfile);
as some sort of bridge between object and loader? */
static const GUID IID_IDirectMusicWavePRIVATE = {0x69e934e4,0x97f1,0x4f1d,{0x88,0xe8,0xf2,0xac,0x88,0x67,0x13,0x27}};
static ULONG WINAPI IDirectMusicWaveImpl_IUnknown_AddRef (LPUNKNOWN iface);
static ULONG WINAPI IDirectMusicWaveImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface);
static ULONG WINAPI IDirectMusicWaveImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface);
/*****************************************************************************
* IDirectMusicWaveImpl implementation
*/
typedef struct IDirectMusicWaveImpl {
IUnknown IUnknown_iface;
const IDirectMusicObjectVtbl *ObjectVtbl;
const IPersistStreamVtbl *PersistStreamVtbl;
LONG ref;
LPDMUS_OBJECTDESC pDesc;
} IDirectMusicWaveImpl;
/* IDirectMusicWaveImpl IUnknown part: */
static HRESULT WINAPI IDirectMusicWaveImpl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, UnknownVtbl, iface);
TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
if (IsEqualIID (riid, &IID_IUnknown)) {
*ppobj = &This->UnknownVtbl;
IDirectMusicWaveImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
return S_OK;
} else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
*ppobj = &This->ObjectVtbl;
IDirectMusicWaveImpl_IDirectMusicObject_AddRef ((LPDIRECTMUSICOBJECT)&This->ObjectVtbl);
return S_OK;
} else if (IsEqualIID (riid, &IID_IPersistStream)) {
*ppobj = &This->PersistStreamVtbl;
IDirectMusicWaveImpl_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
return S_OK;
} else if (IsEqualIID (riid, &IID_IDirectMusicWavePRIVATE)) {
WARN(": requested private interface, expect crash\n");
return E_NOINTERFACE;
}
WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
return E_NOINTERFACE;
static inline IDirectMusicWaveImpl *impl_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicWaveImpl, IUnknown_iface);
}
static ULONG WINAPI IDirectMusicWaveImpl_IUnknown_AddRef (LPUNKNOWN iface) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, UnknownVtbl, iface);
ULONG refCount = InterlockedIncrement(&This->ref);
static HRESULT WINAPI IUnknownImpl_QueryInterface(IUnknown *iface, REFIID riid, void **ret_iface)
{
IDirectMusicWaveImpl *This = impl_from_IUnknown(iface);
TRACE("(%p)->(ref before=%u)\n", This, refCount - 1);
TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface);
DSWAVE_LockModule();
*ret_iface = NULL;
return refCount;
if (IsEqualIID(riid, &IID_IUnknown))
*ret_iface = iface;
else if (IsEqualIID(riid, &IID_IDirectMusicObject))
*ret_iface = &This->ObjectVtbl;
else if (IsEqualIID(riid, &IID_IPersistStream))
*ret_iface = &This->PersistStreamVtbl;
else if (IsEqualIID(riid, &IID_IDirectMusicWavePRIVATE)) {
FIXME("(%p, %s, %p): Unsupported private interface\n", This, debugstr_guid(riid), ret_iface);
return E_NOINTERFACE;
} 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 IDirectMusicWaveImpl_IUnknown_Release (LPUNKNOWN iface) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, UnknownVtbl, iface);
ULONG refCount = InterlockedDecrement(&This->ref);
static ULONG WINAPI IUnknownImpl_AddRef(IUnknown *iface)
{
IDirectMusicWaveImpl *This = impl_from_IUnknown(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p)->(ref before=%u)\n", This, refCount + 1);
TRACE("(%p) ref=%d\n", This, ref);
if (!refCount) {
HeapFree(GetProcessHeap(), 0, This);
}
DSWAVE_UnlockModule();
return refCount;
return ref;
}
static const IUnknownVtbl DirectMusicWave_Unknown_Vtbl = {
IDirectMusicWaveImpl_IUnknown_QueryInterface,
IDirectMusicWaveImpl_IUnknown_AddRef,
IDirectMusicWaveImpl_IUnknown_Release
static ULONG WINAPI IUnknownImpl_Release(IUnknown *iface)
{
IDirectMusicWaveImpl *This = impl_from_IUnknown(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if (!ref) {
HeapFree(GetProcessHeap(), 0, This->pDesc);
HeapFree(GetProcessHeap(), 0, This);
DSWAVE_UnlockModule();
}
return ref;
}
static const IUnknownVtbl unknown_vtbl = {
IUnknownImpl_QueryInterface,
IUnknownImpl_AddRef,
IUnknownImpl_Release
};
/* IDirectMusicWaveImpl IDirectMusicObject part: */
static HRESULT WINAPI IDirectMusicWaveImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, ObjectVtbl, iface);
return IDirectMusicWaveImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
return IUnknown_QueryInterface(&This->IUnknown_iface, riid, ppobj);
}
static ULONG WINAPI IDirectMusicWaveImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, ObjectVtbl, iface);
return IDirectMusicWaveImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
return IUnknown_AddRef(&This->IUnknown_iface);
}
static ULONG WINAPI IDirectMusicWaveImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, ObjectVtbl, iface);
return IDirectMusicWaveImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
return IUnknown_Release(&This->IUnknown_iface);
}
static HRESULT WINAPI IDirectMusicWaveImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
@ -309,17 +318,17 @@ static const IDirectMusicObjectVtbl DirectMusicWave_Object_Vtbl = {
/* IDirectMusicWaveImpl IPersistStream part: */
static HRESULT WINAPI IDirectMusicWaveImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, PersistStreamVtbl, iface);
return IDirectMusicWaveImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
return IUnknown_QueryInterface(&This->IUnknown_iface, riid, ppobj);
}
static ULONG WINAPI IDirectMusicWaveImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, PersistStreamVtbl, iface);
return IDirectMusicWaveImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
return IUnknown_AddRef(&This->IUnknown_iface);
}
static ULONG WINAPI IDirectMusicWaveImpl_IPersistStream_Release (LPPERSISTSTREAM iface) {
ICOM_THIS_MULTI(IDirectMusicWaveImpl, PersistStreamVtbl, iface);
return IDirectMusicWaveImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
return IUnknown_Release(&This->IUnknown_iface);
}
static HRESULT WINAPI IDirectMusicWaveImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
@ -501,20 +510,24 @@ static const IPersistStreamVtbl DirectMusicWave_PersistStream_Vtbl = {
HRESULT WINAPI create_dswave(REFIID lpcGUID, void **ppobj)
{
IDirectMusicWaveImpl* obj;
HRESULT hr;
obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicWaveImpl));
if (NULL == obj) {
*ppobj = NULL;
return E_OUTOFMEMORY;
}
obj->UnknownVtbl = &DirectMusicWave_Unknown_Vtbl;
obj->IUnknown_iface.lpVtbl = &unknown_vtbl;
obj->ObjectVtbl = &DirectMusicWave_Object_Vtbl;
obj->PersistStreamVtbl = &DirectMusicWave_PersistStream_Vtbl;
obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
DM_STRUCT_INIT(obj->pDesc);
obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
obj->pDesc->guidClass = CLSID_DirectMusicSegment; /* shown by tests */
obj->ref = 0; /* will be inited by QueryInterface */
obj->ref = 1;
return IDirectMusicWaveImpl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj);
DSWAVE_LockModule();
hr = IUnknown_QueryInterface(&obj->IUnknown_iface, lpcGUID, ppobj);
IUnknown_Release(&obj->IUnknown_iface);
return hr;
}

21
dlls/dswave/dswave_private.h
View File

@ -40,32 +40,11 @@
#include "dmusicf.h"
#include "dmusics.h"
/*****************************************************************************
* Interfaces
*/
typedef struct IDirectMusicWaveImpl IDirectMusicWaveImpl;
/*****************************************************************************
* ClassFactory
*/
extern HRESULT WINAPI create_dswave(REFIID lpcGUID, void **ret_iface) DECLSPEC_HIDDEN;
/*****************************************************************************
* IDirectMusicWaveImpl implementation structure
*/
struct IDirectMusicWaveImpl {
/* IUnknown fields */
const IUnknownVtbl *UnknownVtbl;
const IDirectMusicObjectVtbl *ObjectVtbl;
const IPersistStreamVtbl *PersistStreamVtbl;
LONG ref;
/* IDirectMusicWaveImpl fields */
LPDMUS_OBJECTDESC pDesc;
};
/**********************************************************************
* Dll lifetime tracking declaration for dswave.dll
*/