winspool.drv: Add GetPrintProcessorDirectoryW.
[wine] / dlls / dmband / bandtrack.c
1 /* IDirectMusicBandTrack 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
18  */
19
20 #include "dmband_private.h"
21
22 WINE_DEFAULT_DEBUG_CHANNEL(dmband);
23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
24
25 /*****************************************************************************
26  * IDirectMusicBandTrack implementation
27  */
28 /* IDirectMusicBandTrack IUnknown part: */
29 static HRESULT WINAPI IDirectMusicBandTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
30         ICOM_THIS_MULTI(IDirectMusicBandTrack, 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 IDirectMusicBandTrack_IUnknown_AddRef (LPUNKNOWN iface) {
53   ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
54   ULONG ref = InterlockedIncrement(&This->ref);
55
56   TRACE("(%p) : AddRef from %ld\n", This, ref - 1);
57
58   DMBAND_LockModule();
59
60   return ref;
61 }
62
63 static ULONG WINAPI IDirectMusicBandTrack_IUnknown_Release (LPUNKNOWN iface) {
64   ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
65   ULONG ref = InterlockedDecrement(&This->ref);
66
67   TRACE("(%p) : ReleaseRef to %ld\n", This, ref);
68
69   if (ref == 0) {
70     HeapFree(GetProcessHeap(), 0, This);
71   }
72
73   DMBAND_UnlockModule();
74   
75   return ref;
76 }
77
78 static const IUnknownVtbl DirectMusicBandTrack_Unknown_Vtbl = {
79   IDirectMusicBandTrack_IUnknown_QueryInterface,
80   IDirectMusicBandTrack_IUnknown_AddRef,
81   IDirectMusicBandTrack_IUnknown_Release
82 };
83
84 /* IDirectMusicBandTrack IDirectMusicTrack8 part: */
85 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
86   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
87   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
88 }
89
90 static ULONG WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
91   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
92   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
93 }
94
95 static ULONG WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
96   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
97   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
98 }
99
100 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment) {
101   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
102   FIXME("(%p, %p): stub\n", This, pSegment);
103   return S_OK;
104 }
105
106 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags) {
107   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
108   FIXME("(%p, %p, %p, %p, %ld, %ld): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
109   return S_OK;
110 }
111
112 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData) {
113   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
114   FIXME("(%p, %p): stub\n", This, pStateData);
115   return S_OK;
116 }
117
118 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
119   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
120   
121   FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): semi-stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
122   /* Sends following pMSG:
123      - DMUS_PATCH_PMSG
124      - DMUS_TRANSPOSE_PMSG
125      - DMUS_CHANNEL_PRIORITY_PMSG
126      - DMUS_MIDI_PMSG
127   */
128
129   return S_OK;
130 }
131
132 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
133   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
134   FIXME("(%p, %s, %ld, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
135   return S_OK;
136 }
137
138 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
139   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
140   FIXME("(%p, %s, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
141   return S_OK;
142 }
143
144 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
145   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
146   
147   TRACE("(%p, %s): ", This, debugstr_dmguid(rguidType));
148   if (IsEqualGUID (rguidType, &GUID_BandParam)
149       || IsEqualGUID (rguidType, &GUID_Clear_All_Bands)
150       || IsEqualGUID (rguidType, &GUID_ConnectToDLSCollection)
151       || IsEqualGUID (rguidType, &GUID_Disable_Auto_Download)
152       || IsEqualGUID (rguidType, &GUID_Download)
153       || IsEqualGUID (rguidType, &GUID_DownloadToAudioPath)
154       || IsEqualGUID (rguidType, &GUID_Enable_Auto_Download)
155       || IsEqualGUID (rguidType, &GUID_IDirectMusicBand)
156       || IsEqualGUID (rguidType, &GUID_StandardMIDIFile)
157       || IsEqualGUID (rguidType, &GUID_Unload)
158       || IsEqualGUID (rguidType, &GUID_UnloadFromAudioPath)) {
159     TRACE("param supported\n");
160     return S_OK;
161   }
162   
163   TRACE("param unsupported\n");
164   return DMUS_E_TYPE_UNSUPPORTED;
165 }
166
167 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
168   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
169   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
170   return S_OK;
171 }
172
173 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
174   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
175   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
176   return S_OK;
177 }
178
179 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
180   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
181   FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
182   return S_OK;
183 }
184
185 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
186   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
187   FIXME("(%p, %p, %lli, %lli, %lli, %ld, %p, %p, %ld): stub\n", This, pStateData, rtStart, rtEnd, rtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
188   return S_OK;
189 }
190
191 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
192   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
193   FIXME("(%p, %s, %lli, %p, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, prtNext, pParam, pStateData, dwFlags);
194   return S_OK;
195 }
196
197 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
198   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
199   FIXME("(%p, %s, %lli, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, pParam, pStateData, dwFlags);
200   return S_OK;
201 }
202
203 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
204   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
205   FIXME("(%p, %p, %ld, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
206   return S_OK;
207 }
208
209 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
210   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
211   FIXME("(%p, %p, %ld, %p, %ld, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
212   return S_OK;
213 }
214
215 static const IDirectMusicTrack8Vtbl DirectMusicBandTrack_DirectMusicTrack_Vtbl = {
216   IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface,
217   IDirectMusicBandTrack_IDirectMusicTrack_AddRef,
218   IDirectMusicBandTrack_IDirectMusicTrack_Release,
219   IDirectMusicBandTrack_IDirectMusicTrack_Init,
220   IDirectMusicBandTrack_IDirectMusicTrack_InitPlay,
221   IDirectMusicBandTrack_IDirectMusicTrack_EndPlay,
222   IDirectMusicBandTrack_IDirectMusicTrack_Play,
223   IDirectMusicBandTrack_IDirectMusicTrack_GetParam,
224   IDirectMusicBandTrack_IDirectMusicTrack_SetParam,
225   IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported,
226   IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType,
227   IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType,
228   IDirectMusicBandTrack_IDirectMusicTrack_Clone,
229   IDirectMusicBandTrack_IDirectMusicTrack_PlayEx,
230   IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx,
231   IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx,
232   IDirectMusicBandTrack_IDirectMusicTrack_Compose,
233   IDirectMusicBandTrack_IDirectMusicTrack_Join
234 };
235
236 /* IDirectMusicBandTrack IPersistStream part: */
237 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
238   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
239   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
240 }
241
242 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
243   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
244   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
245 }
246
247 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
248   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
249   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
250 }
251
252 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
253   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
254   TRACE("(%p, %p)\n", This, pClassID);
255   memcpy(pClassID, &CLSID_DirectMusicBandTrack, sizeof(CLSID));
256   return S_OK;
257 }
258
259 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
260   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
261   FIXME("(%p): stub, always S_FALSE\n", This);
262   return S_FALSE;
263 }
264
265 static HRESULT IDirectMusicBandTrack_IPersistStream_LoadBand (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicBand** ppBand,
266                                                               DMUS_PRIVATE_BAND_ITEM_HEADER* pHeader) {
267
268   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
269   HRESULT hr = E_FAIL;
270   IPersistStream* pPersistStream = NULL;
271   
272   hr = CoCreateInstance (&CLSID_DirectMusicBand, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicBand, (LPVOID*) ppBand);
273   if (FAILED(hr)) {
274     ERR(": could not create object\n");
275     return hr;
276   }
277   /* acquire PersistStream interface */
278   hr = IDirectMusicBand_QueryInterface (*ppBand, &IID_IPersistStream, (LPVOID*) &pPersistStream);
279   if (FAILED(hr)) {
280     ERR(": could not acquire IPersistStream\n");
281     return hr;
282   }
283   /* load */
284   hr = IPersistStream_Load (pPersistStream, pClonedStream);
285   if (FAILED(hr)) {
286     ERR(": failed to load object\n");
287     return hr;
288   }
289   
290   /* release all loading-related stuff */
291   IPersistStream_Release (pPersistStream);
292
293   /*
294    * @TODO insert pBand into This
295    */
296   if (SUCCEEDED(hr)) {
297     LPDMUS_PRIVATE_BAND pNewBand = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_BAND));
298     if (NULL == pNewBand) {
299       ERR(": no more memory\n");
300       return  E_OUTOFMEMORY;
301     }
302     memcpy(&pNewBand->pBandHeader, pHeader, sizeof(DMUS_PRIVATE_BAND_ITEM_HEADER));
303     pNewBand->ppBand = (IDirectMusicBandImpl*)((char*)(*ppBand) - offsetof(IDirectMusicBandImpl,BandVtbl));
304     IDirectMusicBand_AddRef(*ppBand);
305     list_add_tail (&This->Bands, &pNewBand->entry);
306   }
307
308   return S_OK;
309 }
310
311 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandsList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
312
313   /*ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);*/
314   HRESULT hr = E_FAIL;
315   DMUS_PRIVATE_CHUNK Chunk;
316   DWORD StreamSize, ListSize[3], ListCount[3];
317   LARGE_INTEGER liMove; /* used when skipping chunks */
318
319   IDirectMusicBand* pBand = NULL;
320   DMUS_PRIVATE_BAND_ITEM_HEADER header;
321
322   if (pChunk->fccID != DMUS_FOURCC_BANDS_LIST) {
323     ERR_(dmfile)(": %s chunk should be a BANDS list\n", debugstr_fourcc (pChunk->fccID));
324     return E_FAIL;
325   }  
326
327   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
328   ListCount[0] = 0;
329
330   do {
331     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
332     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
333     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
334     switch (Chunk.fccID) {
335     case FOURCC_LIST: {
336       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
337       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
338       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
339       ListCount[1] = 0;
340       do {
341         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
342         ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
343         TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
344         switch (Chunk.fccID) { 
345         case DMUS_FOURCC_BANDITEM_CHUNK: {
346           DMUS_IO_BAND_ITEM_HEADER tmp_header;
347           TRACE_(dmfile)(": Band Item chunk v1\n");
348           
349           IStream_Read (pStm, &tmp_header, sizeof(DMUS_IO_BAND_ITEM_HEADER), NULL);
350           TRACE_(dmfile)(" - lBandTime: %lu\n", tmp_header.lBandTime);
351           
352           header.dwVersion = 1;
353           header.lBandTime = tmp_header.lBandTime;
354           break;
355         }
356         case DMUS_FOURCC_BANDITEM_CHUNK2: { 
357           DMUS_IO_BAND_ITEM_HEADER2 tmp_header2;
358           TRACE_(dmfile)(": Band Item chunk v2\n");
359           
360           IStream_Read (pStm, &tmp_header2, sizeof(DMUS_IO_BAND_ITEM_HEADER2), NULL);
361           TRACE_(dmfile)(" - lBandTimeLogical: %lu\n", tmp_header2.lBandTimeLogical);
362           TRACE_(dmfile)(" - lBandTimePhysical: %lu\n", tmp_header2.lBandTimePhysical);
363           
364           header.dwVersion = 2;
365           header.lBandTimeLogical = tmp_header2.lBandTimeLogical;
366           header.lBandTimePhysical = tmp_header2.lBandTimePhysical;
367           break;
368         }
369         case FOURCC_RIFF: { 
370           IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
371           TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
372           StreamSize = Chunk.dwSize - sizeof(FOURCC);
373           switch (Chunk.fccID) {
374           case DMUS_FOURCC_BAND_FORM: {
375             LPSTREAM pClonedStream = NULL;
376             TRACE_(dmfile)(": BAND RIFF\n");
377             
378             IStream_Clone (pStm, &pClonedStream);
379             
380             liMove.QuadPart = 0;
381             liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
382             IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
383             
384             hr = IDirectMusicBandTrack_IPersistStream_LoadBand (iface, pClonedStream, &pBand, &header);
385             if (FAILED(hr)) {
386               ERR(": could not load track\n");
387               return hr;
388             }
389             IStream_Release (pClonedStream);
390             
391             IDirectMusicTrack_Release(pBand); pBand = NULL; /* now we can release at as it inserted */
392             
393             /** now safe move the cursor */
394             liMove.QuadPart = StreamSize;
395             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
396             break;
397           }
398           default: {
399             TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
400             liMove.QuadPart = StreamSize;
401             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
402             break;                                              
403           }
404           }
405           break;
406         }
407         default: {
408           TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
409           liMove.QuadPart = Chunk.dwSize;
410           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
411           break;                                                
412          }
413         }
414         TRACE_(dmfile)(": ListCount[1] = %ld < ListSize[1] = %ld\n", ListCount[1], ListSize[1]);
415       } while (ListCount[1] < ListSize[1]);
416       break;
417     }
418     default: {
419       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
420       liMove.QuadPart = Chunk.dwSize;
421       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
422       break;                                            
423     }
424     }
425     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
426   } while (ListCount[0] < ListSize[0]);
427
428   return S_OK;
429 }
430
431 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
432
433   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
434   HRESULT hr = E_FAIL;
435   DMUS_PRIVATE_CHUNK Chunk;
436   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
437   LARGE_INTEGER liMove; /* used when skipping chunks */
438
439   if (pChunk->fccID != DMUS_FOURCC_BANDTRACK_FORM) {
440     ERR_(dmfile)(": %s chunk should be a BANDTRACK form\n", debugstr_fourcc (pChunk->fccID));
441     return E_FAIL;
442   }  
443
444   StreamSize = pChunk->dwSize - sizeof(FOURCC);
445   StreamCount = 0;
446
447   do {
448     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
449     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
450     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
451     
452     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
453     if (FAILED(hr)) return hr;
454
455     if (hr == S_FALSE) {
456       switch (Chunk.fccID) {
457       case DMUS_FOURCC_BANDTRACK_CHUNK: {
458         TRACE_(dmfile)(": BandTrack chunk\n");
459         IStream_Read (pStm, &This->header, sizeof(DMUS_IO_BAND_TRACK_HEADER), NULL);
460         TRACE_(dmfile)(" - bAutoDownload: %u\n", This->header.bAutoDownload);
461         break;
462       }   
463       case FOURCC_LIST: {
464         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
465         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
466         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
467         ListCount[0] = 0;
468         switch (Chunk.fccID) {
469         case DMUS_FOURCC_UNFO_LIST: { 
470           TRACE_(dmfile)(": UNFO list\n");
471           do {
472             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
473             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
474             TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
475             
476             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
477             if (FAILED(hr)) return hr;
478             
479             if (hr == S_FALSE) {
480               switch (Chunk.fccID) {
481               default: {
482                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
483                 liMove.QuadPart = Chunk.dwSize;
484                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
485                 break;                          
486               }
487               }
488             }  
489             TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
490           } while (ListCount[0] < ListSize[0]);
491           break;
492         }
493         case DMUS_FOURCC_BANDS_LIST: {
494           TRACE_(dmfile)(": TRACK list\n");
495           hr = IDirectMusicBandTrack_IPersistStream_ParseBandsList (iface, &Chunk, pStm);
496           if (FAILED(hr)) return hr;
497           break;
498         }
499         default: {
500           TRACE_(dmfile)(": unknown (skipping)\n");
501           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
502           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
503           break;                                                
504         }
505         }
506         break;
507       }
508       default: {
509         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
510         liMove.QuadPart = Chunk.dwSize;
511         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
512         break;                                          
513       }
514       }
515     }
516     TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
517   } while (StreamCount < StreamSize);  
518
519   return S_OK;
520 }
521
522
523 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
524   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
525
526   DMUS_PRIVATE_CHUNK Chunk;
527   LARGE_INTEGER liMove;
528   HRESULT hr;
529
530   TRACE("(%p, %p): Loading\n", This, pStm);
531
532   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
533   TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
534   switch (Chunk.fccID) {
535   case FOURCC_RIFF: {
536     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
537     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
538     switch (Chunk.fccID) {
539     case DMUS_FOURCC_BANDTRACK_FORM: {
540       TRACE_(dmfile)(": Band track form\n");
541       hr = IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (iface, &Chunk, pStm);
542       if (FAILED(hr)) return hr;
543       break;    
544     }
545     default: {
546       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
547       liMove.QuadPart = Chunk.dwSize;
548       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
549       return E_FAIL;
550     }
551     }
552     TRACE_(dmfile)(": reading finished\n");
553     break;
554   }
555   default: {
556     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
557     liMove.QuadPart = Chunk.dwSize;
558     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
559     return E_FAIL;
560   }
561   }
562
563   return S_OK;
564 }
565
566 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
567   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
568   FIXME("(%p): Saving not implemented yet\n", This);
569   return E_NOTIMPL;
570 }
571
572 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
573   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
574   FIXME("(%p, %p): stub\n", This, pcbSize);
575   return E_NOTIMPL;
576 }
577
578 static const IPersistStreamVtbl DirectMusicBandTrack_PerststStream_Vtbl = {
579   IDirectMusicBandTrack_IPersistStream_QueryInterface,
580   IDirectMusicBandTrack_IPersistStream_AddRef,
581   IDirectMusicBandTrack_IPersistStream_Release,
582   IDirectMusicBandTrack_IPersistStream_GetClassID,
583   IDirectMusicBandTrack_IPersistStream_IsDirty,
584   IDirectMusicBandTrack_IPersistStream_Load,
585   IDirectMusicBandTrack_IPersistStream_Save,
586   IDirectMusicBandTrack_IPersistStream_GetSizeMax
587 };
588
589 /* for ClassFactory */
590 HRESULT WINAPI DMUSIC_CreateDirectMusicBandTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
591   IDirectMusicBandTrack* track;
592         
593   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandTrack));
594   if (NULL == track) {
595     *ppobj = NULL;
596     return E_OUTOFMEMORY;
597   }
598   track->UnknownVtbl = &DirectMusicBandTrack_Unknown_Vtbl;
599   track->TrackVtbl = &DirectMusicBandTrack_DirectMusicTrack_Vtbl;
600   track->PersistStreamVtbl = &DirectMusicBandTrack_PerststStream_Vtbl;
601   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
602   DM_STRUCT_INIT(track->pDesc);
603   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
604   memcpy (&track->pDesc->guidClass, &CLSID_DirectMusicBandTrack, sizeof (CLSID));
605   track->ref = 0; /* will be inited by QueryInterface */
606   list_init (&track->Bands);
607   
608   return IDirectMusicBandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
609 }