wineoss.drv: Avoid a potential NULL pointer dereference in a TRACE.
[wine/hacks.git] / dlls / dmime / segmentstate.c
blobafa67c030093e593b7751540169be45694e6b65a
1 /* IDirectMusicSegmentState8 Implementation
3 * Copyright (C) 2003-2004 Rok Mandeljc
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "dmime_private.h"
22 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
24 /* IDirectMusicSegmentState8Impl IUnknown part: */
25 static HRESULT WINAPI IDirectMusicSegmentState8Impl_QueryInterface (LPDIRECTMUSICSEGMENTSTATE8 iface, REFIID riid, LPVOID *ppobj) {
26 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
27 TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
29 if (!riid || !ppobj)
30 return E_POINTER;
32 if (IsEqualIID(riid, &IID_IUnknown) ||
33 IsEqualIID(riid, &IID_IDirectMusicSegmentState) ||
34 IsEqualIID(riid, &IID_IDirectMusicSegmentState8)) {
35 IUnknown_AddRef(iface);
36 *ppobj = This;
37 return S_OK;
39 WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
40 return E_NOINTERFACE;
43 static ULONG WINAPI IDirectMusicSegmentState8Impl_AddRef (LPDIRECTMUSICSEGMENTSTATE8 iface) {
44 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
45 ULONG ref = InterlockedIncrement(&This->ref);
47 TRACE("(%p): AddRef from %d\n", This, ref - 1);
49 DMIME_LockModule();
51 return ref;
54 static ULONG WINAPI IDirectMusicSegmentState8Impl_Release (LPDIRECTMUSICSEGMENTSTATE8 iface) {
55 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
56 ULONG ref = InterlockedDecrement(&This->ref);
57 TRACE("(%p): ReleaseRef to %d\n", This, ref);
59 if (ref == 0) {
60 HeapFree(GetProcessHeap(), 0, This);
63 DMIME_UnlockModule();
65 return ref;
68 /* IDirectMusicSegmentState8Impl IDirectMusicSegmentState part: */
69 static HRESULT WINAPI IDirectMusicSegmentState8Impl_GetRepeats (LPDIRECTMUSICSEGMENTSTATE8 iface, DWORD* pdwRepeats) {
70 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
71 FIXME("(%p, %p): stub\n", This, pdwRepeats);
72 return S_OK;
75 static HRESULT WINAPI IDirectMusicSegmentState8Impl_GetSegment (LPDIRECTMUSICSEGMENTSTATE8 iface, IDirectMusicSegment** ppSegment) {
76 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
77 FIXME("(%p, %p): stub\n", This, ppSegment);
78 return S_OK;
81 static HRESULT WINAPI IDirectMusicSegmentState8Impl_GetStartTime (LPDIRECTMUSICSEGMENTSTATE8 iface, MUSIC_TIME* pmtStart) {
82 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
83 FIXME("(%p, %p): stub\n", This, pmtStart);
84 return S_OK;
87 static HRESULT WINAPI IDirectMusicSegmentState8Impl_GetSeek (LPDIRECTMUSICSEGMENTSTATE8 iface, MUSIC_TIME* pmtSeek) {
88 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
89 FIXME("(%p, %p): stub\n", This, pmtSeek);
90 return S_OK;
93 static HRESULT WINAPI IDirectMusicSegmentState8Impl_GetStartPoint (LPDIRECTMUSICSEGMENTSTATE8 iface, MUSIC_TIME* pmtStart) {
94 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
95 FIXME("(%p, %p): stub\n", This, pmtStart);
96 return S_OK;
99 /* IDirectMusicSegmentState8Impl IDirectMusicSegmentState8 part: */
100 static HRESULT WINAPI IDirectMusicSegmentState8Impl_SetTrackConfig (LPDIRECTMUSICSEGMENTSTATE8 iface, REFGUID rguidTrackClassID, DWORD dwGroupBits, DWORD dwIndex, DWORD dwFlagsOn, DWORD dwFlagsOff) {
101 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
102 FIXME("(%p, %s, %d, %d, %d, %d): stub\n", This, debugstr_dmguid(rguidTrackClassID), dwGroupBits, dwIndex, dwFlagsOn, dwFlagsOff);
103 return S_OK;
106 static HRESULT WINAPI IDirectMusicSegmentState8Impl_GetObjectInPath (LPDIRECTMUSICSEGMENTSTATE8 iface, DWORD dwPChannel, DWORD dwStage, DWORD dwBuffer, REFGUID guidObject, DWORD dwIndex, REFGUID iidInterface, void** ppObject) {
107 IDirectMusicSegmentState8Impl *This = (IDirectMusicSegmentState8Impl *)iface;
108 FIXME("(%p, %d, %d, %d, %s, %d, %s, %p): stub\n", This, dwPChannel, dwStage, dwBuffer, debugstr_dmguid(guidObject), dwIndex, debugstr_dmguid(iidInterface), ppObject);
109 return S_OK;
112 static const IDirectMusicSegmentState8Vtbl DirectMusicSegmentState8_Vtbl = {
113 IDirectMusicSegmentState8Impl_QueryInterface,
114 IDirectMusicSegmentState8Impl_AddRef,
115 IDirectMusicSegmentState8Impl_Release,
116 IDirectMusicSegmentState8Impl_GetRepeats,
117 IDirectMusicSegmentState8Impl_GetSegment,
118 IDirectMusicSegmentState8Impl_GetStartTime,
119 IDirectMusicSegmentState8Impl_GetSeek,
120 IDirectMusicSegmentState8Impl_GetStartPoint,
121 IDirectMusicSegmentState8Impl_SetTrackConfig,
122 IDirectMusicSegmentState8Impl_GetObjectInPath
125 /* for ClassFactory */
126 HRESULT WINAPI DMUSIC_CreateDirectMusicSegmentStateImpl (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
127 IDirectMusicSegmentState8Impl* obj;
129 obj = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicSegmentState8Impl));
130 if (NULL == obj) {
131 *ppobj = NULL;
132 return E_OUTOFMEMORY;
134 obj->lpVtbl = &DirectMusicSegmentState8_Vtbl;
135 obj->ref = 0; /* will be inited by QueryInterface */
137 return IDirectMusicSegmentState8Impl_QueryInterface ((LPDIRECTMUSICSEGMENTSTATE8)obj, lpcGUID, ppobj);