- Initialize out pointer to NULL before access check in
[wine] / dlls / dmime / timesigtrack.c
1 /* IDirectMusicTimeSigTrack Implementation
2  *
3  * Copyright (C) 2003-2004 Rok Mandeljc
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
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
13  * GNU Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  */
19
20 #include "dmime_private.h"
21
22 WINE_DEFAULT_DEBUG_CHANNEL(dmime);
23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
24
25 /*****************************************************************************
26  * IDirectMusicTimeSigTrack implementation
27  */
28 /* IDirectMusicTimeSigTrack IUnknown part: */
29 static HRESULT WINAPI IDirectMusicTimeSigTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
30         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, UnknownVtbl, iface);
31         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
32
33         if (IsEqualIID (riid, &IID_IUnknown)) {
34                 *ppobj = (LPUNKNOWN)&This->UnknownVtbl;
35                 IUnknown_AddRef (iface);
36                 return S_OK;
37         } else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
38           || IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
39                 *ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
40                 IUnknown_AddRef (iface);
41                 return S_OK;
42         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
43                 *ppobj = (LPPERSISTSTREAM)&This->PersistStreamVtbl;
44                 IUnknown_AddRef (iface);
45                 return S_OK;
46         }
47         
48         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
49         return E_NOINTERFACE;
50 }
51
52 static ULONG WINAPI IDirectMusicTimeSigTrack_IUnknown_AddRef (LPUNKNOWN iface) {
53         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, UnknownVtbl, iface);
54         ULONG ref = InterlockedIncrement(&This->ref);
55
56         TRACE("(%p): AddRef from %ld\n", This, ref - 1);
57
58         DMIME_LockModule();
59
60         return ref;
61 }
62
63 static ULONG WINAPI IDirectMusicTimeSigTrack_IUnknown_Release (LPUNKNOWN iface) {
64         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, UnknownVtbl, iface);
65         ULONG ref = InterlockedDecrement(&This->ref);
66         TRACE("(%p): ReleaseRef to %ld\n", This, ref);
67         
68         if (ref == 0) {
69                 HeapFree(GetProcessHeap(), 0, This);
70         }
71
72         DMIME_UnlockModule();
73         
74         return ref;
75 }
76
77 static const IUnknownVtbl DirectMusicTimeSigTrack_Unknown_Vtbl = {
78         IDirectMusicTimeSigTrack_IUnknown_QueryInterface,
79         IDirectMusicTimeSigTrack_IUnknown_AddRef,
80         IDirectMusicTimeSigTrack_IUnknown_Release
81 };
82
83 /* IDirectMusicTimeSigTrack IDirectMusicTrack8 part: */
84 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
85         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
86         return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
87 }
88
89 static ULONG WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
90         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
91         return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
92 }
93
94 static ULONG WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
95         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
96         return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
97 }
98
99 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
100 {
101         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
102         FIXME("(%p, %p): stub\n", This, pSegment);
103         return S_OK;
104 }
105
106 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
107 {
108         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
109         FIXME("(%p, %p, %p, %p, %ld, %ld): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
110         return S_OK;
111 }
112
113 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
114 {
115         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
116         FIXME("(%p, %p): stub\n", This, pStateData);
117         return S_OK;
118 }
119
120 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID)
121 {
122         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
123         FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
124         return S_OK;
125 }
126
127 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
128         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
129         FIXME("(%p, %s, %ld, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
130         return S_OK;
131 }
132
133 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
134         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
135         FIXME("(%p, %s, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
136         return S_OK;
137 }
138
139 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
140         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
141
142         TRACE("(%p, %s): ", This, debugstr_dmguid(rguidType));
143         if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
144                 || IsEqualGUID (rguidType, &GUID_EnableTimeSig)
145                 || IsEqualGUID (rguidType, &GUID_TimeSignature)) {
146                 TRACE("param supported\n");
147                 return S_OK;
148         }
149         TRACE("param unsupported\n");
150         return DMUS_E_TYPE_UNSUPPORTED;
151 }
152
153 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
154         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
155         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
156         return S_OK;
157 }
158
159 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
160         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
161         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
162         return S_OK;
163 }
164
165 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
166         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
167         FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
168         return S_OK;
169 }
170
171 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
172         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
173         FIXME("(%p, %p, %lli, %lli, %lli, %ld, %p, %p, %ld): stub\n", This, pStateData, rtStart, rtEnd, rtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
174         return S_OK;
175 }
176
177 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
178         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
179         FIXME("(%p, %s, %lli, %p, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, prtNext, pParam, pStateData, dwFlags);
180         return S_OK;
181 }
182
183 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
184         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
185         FIXME("(%p, %s, %lli, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, pParam, pStateData, dwFlags);
186         return S_OK;
187 }
188
189 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
190         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
191         FIXME("(%p, %p, %ld, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
192         return S_OK;
193 }
194
195 static HRESULT WINAPI IDirectMusicTimeSigTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
196         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, TrackVtbl, iface);
197         FIXME("(%p, %p, %ld, %p, %ld, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
198         return S_OK;
199 }
200
201 static const IDirectMusicTrack8Vtbl DirectMusicTimeSigTrack_Track_Vtbl = {
202         IDirectMusicTimeSigTrack_IDirectMusicTrack_QueryInterface,
203         IDirectMusicTimeSigTrack_IDirectMusicTrack_AddRef,
204         IDirectMusicTimeSigTrack_IDirectMusicTrack_Release,
205         IDirectMusicTimeSigTrack_IDirectMusicTrack_Init,
206         IDirectMusicTimeSigTrack_IDirectMusicTrack_InitPlay,
207         IDirectMusicTimeSigTrack_IDirectMusicTrack_EndPlay,
208         IDirectMusicTimeSigTrack_IDirectMusicTrack_Play,
209         IDirectMusicTimeSigTrack_IDirectMusicTrack_GetParam,
210         IDirectMusicTimeSigTrack_IDirectMusicTrack_SetParam,
211         IDirectMusicTimeSigTrack_IDirectMusicTrack_IsParamSupported,
212         IDirectMusicTimeSigTrack_IDirectMusicTrack_AddNotificationType,
213         IDirectMusicTimeSigTrack_IDirectMusicTrack_RemoveNotificationType,
214         IDirectMusicTimeSigTrack_IDirectMusicTrack_Clone,
215         IDirectMusicTimeSigTrack_IDirectMusicTrack_PlayEx,
216         IDirectMusicTimeSigTrack_IDirectMusicTrack_GetParamEx,
217         IDirectMusicTimeSigTrack_IDirectMusicTrack_SetParamEx,
218         IDirectMusicTimeSigTrack_IDirectMusicTrack_Compose,
219         IDirectMusicTimeSigTrack_IDirectMusicTrack_Join
220 };
221
222 /* IDirectMusicTimeSigTrack IPersistStream part: */
223 static HRESULT WINAPI IDirectMusicTimeSigTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
224         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, PersistStreamVtbl, iface);
225         return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
226 }
227
228 static ULONG WINAPI IDirectMusicTimeSigTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
229         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, PersistStreamVtbl, iface);
230         return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
231 }
232
233 static ULONG WINAPI IDirectMusicTimeSigTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
234         ICOM_THIS_MULTI(IDirectMusicTimeSigTrack, PersistStreamVtbl, iface);
235         return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
236 }
237
238 static HRESULT WINAPI IDirectMusicTimeSigTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
239         return E_NOTIMPL;
240 }
241
242 static HRESULT WINAPI IDirectMusicTimeSigTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
243         return E_NOTIMPL;
244 }
245
246 static HRESULT WINAPI IDirectMusicTimeSigTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
247         FIXME(": Loading not implemented yet\n");
248         return S_OK;
249 }
250
251 static HRESULT WINAPI IDirectMusicTimeSigTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
252         return E_NOTIMPL;
253 }
254
255 static HRESULT WINAPI IDirectMusicTimeSigTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
256         return E_NOTIMPL;
257 }
258
259 static const IPersistStreamVtbl DirectMusicTimeSigTrack_PersistStream_Vtbl = {
260         IDirectMusicTimeSigTrack_IPersistStream_QueryInterface,
261         IDirectMusicTimeSigTrack_IPersistStream_AddRef,
262         IDirectMusicTimeSigTrack_IPersistStream_Release,
263         IDirectMusicTimeSigTrack_IPersistStream_GetClassID,
264         IDirectMusicTimeSigTrack_IPersistStream_IsDirty,
265         IDirectMusicTimeSigTrack_IPersistStream_Load,
266         IDirectMusicTimeSigTrack_IPersistStream_Save,
267         IDirectMusicTimeSigTrack_IPersistStream_GetSizeMax
268 };
269
270 /* for ClassFactory */
271 HRESULT WINAPI DMUSIC_CreateDirectMusicTimeSigTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
272         IDirectMusicTimeSigTrack* track;
273         
274         track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicTimeSigTrack));
275         if (NULL == track) {
276                 *ppobj = NULL;
277                 return E_OUTOFMEMORY;
278         }
279         track->UnknownVtbl = &DirectMusicTimeSigTrack_Unknown_Vtbl;
280         track->TrackVtbl = &DirectMusicTimeSigTrack_Track_Vtbl;
281         track->PersistStreamVtbl = &DirectMusicTimeSigTrack_PersistStream_Vtbl;
282         track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
283         DM_STRUCT_INIT(track->pDesc);
284         track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
285         memcpy (&track->pDesc->guidClass, &CLSID_DirectMusicTimeSigTrack, sizeof (CLSID));
286         track->ref = 0; /* will be inited by QueryInterface */
287         
288         return IDirectMusicTimeSigTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
289 }