1 /* IDirectMusicContainerImpl
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 "dmloader_private.h"
23 WINE_DEFAULT_DEBUG_CHANNEL(dmloader
);
24 WINE_DECLARE_DEBUG_CHANNEL(dmfile
);
25 WINE_DECLARE_DEBUG_CHANNEL(dmdump
);
27 #define DMUS_MAX_CATEGORY_SIZE DMUS_MAX_CATEGORY*sizeof(WCHAR)
28 #define DMUS_MAX_NAME_SIZE DMUS_MAX_NAME*sizeof(WCHAR)
29 #define DMUS_MAX_FILENAME_SIZE DMUS_MAX_FILENAME*sizeof(WCHAR)
31 typedef struct riff_chunk
{
36 /* contained object entry */
37 typedef struct container_entry
{
41 DWORD dwFlags
; /* DMUS_CONTAINED_OBJF_KEEP: keep object in loader's cache, even when container is released */
43 IDirectMusicObject
*pObject
; /* needed when releasing from loader's cache on container release */
44 } WINE_CONTAINER_ENTRY
, *LPWINE_CONTAINER_ENTRY
;
46 /*****************************************************************************
47 * IDirectMusicContainerImpl implementation
49 typedef struct IDirectMusicContainerImpl
{
50 IDirectMusicContainer IDirectMusicContainer_iface
;
51 struct dmobject dmobj
;
54 DMUS_IO_CONTAINER_HEADER Header
; /* header */
55 struct list
*pContainedObjects
; /* data */
56 } IDirectMusicContainerImpl
;
58 static inline IDirectMusicContainerImpl
*impl_from_IDirectMusicContainer(IDirectMusicContainer
*iface
)
60 return CONTAINING_RECORD(iface
, IDirectMusicContainerImpl
, IDirectMusicContainer_iface
);
63 static HRESULT
destroy_dmcontainer(IDirectMusicContainerImpl
*This
)
65 LPDIRECTMUSICLOADER pLoader
;
66 LPDIRECTMUSICGETLOADER pGetLoader
;
68 LPWINE_CONTAINER_ENTRY pContainedObject
;
70 /* get loader (from stream we loaded from) */
71 TRACE(": getting loader\n");
72 IStream_QueryInterface (This
->pStream
, &IID_IDirectMusicGetLoader
, (LPVOID
*)&pGetLoader
);
73 IDirectMusicGetLoader_GetLoader (pGetLoader
, &pLoader
);
74 IDirectMusicGetLoader_Release (pGetLoader
);
76 /* release objects from loader's cache (if appropriate) */
77 TRACE(": releasing objects from loader's cache\n");
78 LIST_FOR_EACH (pEntry
, This
->pContainedObjects
) {
79 pContainedObject
= LIST_ENTRY (pEntry
, WINE_CONTAINER_ENTRY
, entry
);
80 /* my tests indicate that container releases objects *only*
81 if they were loaded at its load-time (makes sense, it doesn't
82 have pointers to objects otherwise); BTW: native container seems
83 to ignore the flags (I won't) */
84 if (pContainedObject
->pObject
&& !(pContainedObject
->dwFlags
& DMUS_CONTAINED_OBJF_KEEP
)) {
85 /* flags say it shouldn't be kept in loader's cache */
86 IDirectMusicLoader_ReleaseObject (pLoader
, pContainedObject
->pObject
);
89 IDirectMusicLoader_Release (pLoader
);
91 /* release stream we loaded from */
92 IStream_Release (This
->pStream
);
94 /* FIXME: release allocated entries */
99 static HRESULT WINAPI
IDirectMusicContainerImpl_QueryInterface(IDirectMusicContainer
*iface
, REFIID riid
, void **ret_iface
)
101 IDirectMusicContainerImpl
*This
= impl_from_IDirectMusicContainer(iface
);
103 TRACE("(%p, %s, %p)\n", This
, debugstr_dmguid(riid
), ret_iface
);
105 if (IsEqualIID (riid
, &IID_IUnknown
) || IsEqualIID (riid
, &IID_IDirectMusicContainer
))
106 *ret_iface
= &This
->IDirectMusicContainer_iface
;
107 else if (IsEqualIID (riid
, &IID_IDirectMusicObject
))
108 *ret_iface
= &This
->dmobj
.IDirectMusicObject_iface
;
109 else if (IsEqualIID (riid
, &IID_IPersistStream
))
110 *ret_iface
= &This
->dmobj
.IPersistStream_iface
;
112 WARN("Unknown interface %s\n", debugstr_dmguid(riid
));
114 return E_NOINTERFACE
;
117 IUnknown_AddRef((IUnknown
*)*ret_iface
);
121 static ULONG WINAPI
IDirectMusicContainerImpl_AddRef(IDirectMusicContainer
*iface
)
123 IDirectMusicContainerImpl
*This
= impl_from_IDirectMusicContainer(iface
);
124 LONG ref
= InterlockedIncrement(&This
->ref
);
126 TRACE("(%p) ref=%d\n", This
, ref
);
131 static ULONG WINAPI
IDirectMusicContainerImpl_Release(IDirectMusicContainer
*iface
)
133 IDirectMusicContainerImpl
*This
= impl_from_IDirectMusicContainer(iface
);
134 LONG ref
= InterlockedDecrement(&This
->ref
);
136 TRACE("(%p) ref=%d\n", This
, ref
);
140 destroy_dmcontainer(This
);
141 HeapFree(GetProcessHeap(), 0, This
);
148 static HRESULT WINAPI
IDirectMusicContainerImpl_EnumObject(IDirectMusicContainer
*iface
,
149 REFGUID rguidClass
, DWORD dwIndex
, DMUS_OBJECTDESC
*pDesc
, WCHAR
*pwszAlias
)
151 IDirectMusicContainerImpl
*This
= impl_from_IDirectMusicContainer(iface
);
153 LPWINE_CONTAINER_ENTRY pContainedObject
;
156 TRACE("(%p, %s, %d, %p, %p)\n", This
, debugstr_dmguid(rguidClass
), dwIndex
, pDesc
, pwszAlias
);
160 if (pDesc
->dwSize
!= sizeof(DMUS_OBJECTDESC
)) {
161 ERR(": invalid pDesc->dwSize %d\n", pDesc
->dwSize
);
165 DM_STRUCT_INIT(pDesc
);
167 LIST_FOR_EACH (pEntry
, This
->pContainedObjects
) {
168 pContainedObject
= LIST_ENTRY (pEntry
, WINE_CONTAINER_ENTRY
, entry
);
170 if (IsEqualGUID (rguidClass
, &GUID_DirectMusicAllTypes
) || IsEqualGUID (rguidClass
, &pContainedObject
->Desc
.guidClass
)) {
171 if (dwCount
== dwIndex
) {
172 HRESULT result
= S_OK
;
174 lstrcpynW (pwszAlias
, pContainedObject
->wszAlias
, DMUS_MAX_FILENAME
);
175 if (strlenW (pContainedObject
->wszAlias
) > DMUS_MAX_FILENAME
)
176 result
= DMUS_S_STRING_TRUNCATED
;
178 *pDesc
= pContainedObject
->Desc
;
185 TRACE(": not found\n");
189 static const IDirectMusicContainerVtbl dmcontainer_vtbl
= {
190 IDirectMusicContainerImpl_QueryInterface
,
191 IDirectMusicContainerImpl_AddRef
,
192 IDirectMusicContainerImpl_Release
,
193 IDirectMusicContainerImpl_EnumObject
196 /* IDirectMusicObject part: */
197 static inline IDirectMusicContainerImpl
*impl_from_IDirectMusicObject(IDirectMusicObject
*iface
)
199 return CONTAINING_RECORD(iface
, IDirectMusicContainerImpl
, dmobj
.IDirectMusicObject_iface
);
202 static HRESULT WINAPI
IDirectMusicObjectImpl_ParseDescriptor(IDirectMusicObject
*iface
,
203 IStream
*pStream
, DMUS_OBJECTDESC
*pDesc
)
205 IDirectMusicContainerImpl
*This
= impl_from_IDirectMusicObject(iface
);
207 DWORD StreamSize
, StreamCount
, ListSize
[1], ListCount
[1];
208 LARGE_INTEGER liMove
; /* used when skipping chunks */
210 TRACE("(%p, %p, %p)\n", This
, pStream
, pDesc
);
212 /* check whether arguments are OK */
213 if (IsBadReadPtr (pStream
, sizeof(LPVOID
))) {
214 ERR(": pStream bad read pointer\n");
217 /* check whether pDesc is OK */
218 if (IsBadReadPtr (pDesc
, sizeof(DWORD
))) {
219 ERR(": pDesc->dwSize bad read pointer\n");
222 if (pDesc
->dwSize
!= sizeof(DMUS_OBJECTDESC
)) {
223 ERR(": invalid pDesc->dwSize\n");
226 if (IsBadWritePtr (pDesc
, sizeof(DMUS_OBJECTDESC
))) {
227 ERR(": pDesc bad write pointer\n");
231 DM_STRUCT_INIT(pDesc
);
234 IStream_Read (pStream
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
235 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
236 switch (Chunk
.fccID
) {
238 IStream_Read (pStream
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
239 TRACE_(dmfile
)(": RIFF chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
240 StreamSize
= Chunk
.dwSize
- sizeof(FOURCC
);
242 if (Chunk
.fccID
== DMUS_FOURCC_CONTAINER_FORM
) {
243 TRACE_(dmfile
)(": container form\n");
245 pDesc
->dwValidData
|= DMUS_OBJ_CLASS
;
246 pDesc
->guidClass
= CLSID_DirectMusicContainer
;
248 IStream_Read (pStream
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
249 StreamCount
+= sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
250 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
251 switch (Chunk
.fccID
) {
252 case DMUS_FOURCC_GUID_CHUNK
: {
253 TRACE_(dmfile
)(": GUID chunk\n");
254 pDesc
->dwValidData
|= DMUS_OBJ_OBJECT
;
255 IStream_Read (pStream
, &pDesc
->guidObject
, Chunk
.dwSize
, NULL
);
256 TRACE_(dmdump
)(": GUID: %s\n", debugstr_guid(&pDesc
->guidObject
));
259 case DMUS_FOURCC_VERSION_CHUNK
: {
260 TRACE_(dmfile
)(": version chunk\n");
261 pDesc
->dwValidData
|= DMUS_OBJ_VERSION
;
262 IStream_Read (pStream
, &pDesc
->vVersion
, Chunk
.dwSize
, NULL
);
263 TRACE_(dmdump
)(": version: %s\n", debugstr_dmversion(&pDesc
->vVersion
));
266 case DMUS_FOURCC_DATE_CHUNK
: {
267 TRACE_(dmfile
)(": date chunk\n");
268 IStream_Read (pStream
, &pDesc
->ftDate
, Chunk
.dwSize
, NULL
);
269 pDesc
->dwValidData
|= DMUS_OBJ_DATE
;
270 TRACE_(dmdump
)(": date: %s\n", debugstr_filetime(&pDesc
->ftDate
));
273 case DMUS_FOURCC_CATEGORY_CHUNK
: {
274 TRACE_(dmfile
)(": category chunk\n");
275 /* if it happens that string is too long,
276 read what we can and skip the rest*/
277 if (Chunk
.dwSize
> DMUS_MAX_CATEGORY_SIZE
) {
278 IStream_Read (pStream
, pDesc
->wszCategory
, DMUS_MAX_CATEGORY_SIZE
, NULL
);
279 liMove
.QuadPart
= Chunk
.dwSize
- DMUS_MAX_CATEGORY_SIZE
;
280 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
282 IStream_Read (pStream
, pDesc
->wszCategory
, Chunk
.dwSize
, NULL
);
284 pDesc
->dwValidData
|= DMUS_OBJ_CATEGORY
;
285 TRACE_(dmdump
)(": category: %s\n", debugstr_w(pDesc
->wszCategory
));
289 IStream_Read (pStream
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
290 TRACE_(dmfile
)(": LIST chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
291 ListSize
[0] = Chunk
.dwSize
- sizeof(FOURCC
);
293 switch (Chunk
.fccID
) {
294 /* evil M$ UNFO list, which can (!?) contain INFO elements */
295 case DMUS_FOURCC_UNFO_LIST
: {
296 TRACE_(dmfile
)(": UNFO list\n");
298 IStream_Read (pStream
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
299 ListCount
[0] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
300 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
301 switch (Chunk
.fccID
) {
302 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
303 (though strings seem to be valid unicode) */
304 case mmioFOURCC('I','N','A','M'):
305 case DMUS_FOURCC_UNAM_CHUNK
: {
306 TRACE_(dmfile
)(": name chunk\n");
307 /* if it happens that string is too long,
308 read what we can and skip the rest*/
309 if (Chunk
.dwSize
> DMUS_MAX_NAME_SIZE
) {
310 IStream_Read (pStream
, pDesc
->wszName
, DMUS_MAX_NAME_SIZE
, NULL
);
311 liMove
.QuadPart
= Chunk
.dwSize
- DMUS_MAX_NAME_SIZE
;
312 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
314 IStream_Read (pStream
, pDesc
->wszName
, Chunk
.dwSize
, NULL
);
316 pDesc
->dwValidData
|= DMUS_OBJ_NAME
;
317 TRACE_(dmdump
)(": name: %s\n", debugstr_w(pDesc
->wszName
));
321 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
322 liMove
.QuadPart
= Chunk
.dwSize
;
323 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
327 TRACE_(dmfile
)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount
[0], ListSize
[0]);
328 } while (ListCount
[0] < ListSize
[0]);
332 TRACE_(dmfile
)(": unknown (skipping)\n");
333 liMove
.QuadPart
= Chunk
.dwSize
- sizeof(FOURCC
);
334 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
341 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
342 liMove
.QuadPart
= Chunk
.dwSize
;
343 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
);
347 TRACE_(dmfile
)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\n", StreamCount
, StreamSize
);
348 } while (StreamCount
< StreamSize
);
350 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
351 liMove
.QuadPart
= StreamSize
;
352 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
356 TRACE_(dmfile
)(": reading finished\n");
360 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
361 liMove
.QuadPart
= Chunk
.dwSize
;
362 IStream_Seek (pStream
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
363 return DMUS_E_INVALIDFILE
;
367 TRACE(": returning descriptor:\n");
368 if (TRACE_ON(dmloader
))
369 dump_DMUS_OBJECTDESC(pDesc
);
373 static const IDirectMusicObjectVtbl dmobject_vtbl
= {
374 dmobj_IDirectMusicObject_QueryInterface
,
375 dmobj_IDirectMusicObject_AddRef
,
376 dmobj_IDirectMusicObject_Release
,
377 dmobj_IDirectMusicObject_GetDescriptor
,
378 dmobj_IDirectMusicObject_SetDescriptor
,
379 IDirectMusicObjectImpl_ParseDescriptor
382 /* IPersistStream part: */
383 static inline IDirectMusicContainerImpl
*impl_from_IPersistStream(IPersistStream
*iface
)
385 return CONTAINING_RECORD(iface
, IDirectMusicContainerImpl
, dmobj
.IPersistStream_iface
);
388 static HRESULT WINAPI
IPersistStreamImpl_Load(IPersistStream
*iface
, IStream
*pStm
)
390 IDirectMusicContainerImpl
*This
= impl_from_IPersistStream(iface
);
392 DWORD StreamSize
, StreamCount
, ListSize
[3], ListCount
[3];
393 LARGE_INTEGER liMove
; /* used when skipping chunks */
394 ULARGE_INTEGER uliPos
; /* needed when dealing with RIFF chunks */
395 LPDIRECTMUSICGETLOADER pGetLoader
;
396 LPDIRECTMUSICLOADER pLoader
;
397 HRESULT result
= S_OK
;
399 TRACE("(%p, %p):\n", This
, pStm
);
401 /* check whether pStm is valid read pointer */
402 if (IsBadReadPtr (pStm
, sizeof(LPVOID
))) {
403 ERR(": pStm bad read pointer\n");
406 /* if stream is already set, this means the container is already loaded */
408 TRACE(": stream is already set, which means container is already loaded\n");
409 return DMUS_E_ALREADY_LOADED
;
412 /* get loader since it will be needed later */
413 if (FAILED(IStream_QueryInterface (pStm
, &IID_IDirectMusicGetLoader
, (LPVOID
*)&pGetLoader
))) {
414 ERR(": stream not supported\n");
415 return DMUS_E_UNSUPPORTED_STREAM
;
417 IDirectMusicGetLoader_GetLoader (pGetLoader
, &pLoader
);
418 IDirectMusicGetLoader_Release (pGetLoader
);
420 This
->pStream
= pStm
;
421 IStream_AddRef (pStm
); /* add count for later references */
423 /* start with load */
424 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
425 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
426 switch (Chunk
.fccID
) {
428 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
429 TRACE_(dmfile
)(": RIFF chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
430 StreamSize
= Chunk
.dwSize
- sizeof(FOURCC
);
432 switch (Chunk
.fccID
) {
433 case DMUS_FOURCC_CONTAINER_FORM
: {
434 TRACE_(dmfile
)(": container form\n");
435 This
->dmobj
.desc
.guidClass
= CLSID_DirectMusicContainer
;
436 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_CLASS
;
438 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
439 StreamCount
+= sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
440 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
441 switch (Chunk
.fccID
) {
442 case DMUS_FOURCC_CONTAINER_CHUNK
: {
443 TRACE_(dmfile
)(": container header chunk\n");
444 IStream_Read (pStm
, &This
->Header
, Chunk
.dwSize
, NULL
);
445 TRACE_(dmdump
)(": container header chunk:\n%s\n", debugstr_DMUS_IO_CONTAINER_HEADER(&This
->Header
));
448 case DMUS_FOURCC_GUID_CHUNK
: {
449 TRACE_(dmfile
)(": GUID chunk\n");
450 IStream_Read (pStm
, &This
->dmobj
.desc
.guidObject
, Chunk
.dwSize
, NULL
);
451 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_OBJECT
;
452 TRACE_(dmdump
)(": GUID: %s\n", debugstr_guid(&This
->dmobj
.desc
.guidObject
));
455 case DMUS_FOURCC_VERSION_CHUNK
: {
456 TRACE_(dmfile
)(": version chunk\n");
457 IStream_Read (pStm
, &This
->dmobj
.desc
.vVersion
, Chunk
.dwSize
, NULL
);
458 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_VERSION
;
459 TRACE_(dmdump
)(": version: %s\n", debugstr_dmversion(&This
->dmobj
.desc
.vVersion
));
462 case DMUS_FOURCC_DATE_CHUNK
: {
463 TRACE_(dmfile
)(": date chunk\n");
464 IStream_Read (pStm
, &This
->dmobj
.desc
.ftDate
, Chunk
.dwSize
, NULL
);
465 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_DATE
;
466 TRACE_(dmdump
)(": date: %s\n", debugstr_filetime(&This
->dmobj
.desc
.ftDate
));
469 case DMUS_FOURCC_CATEGORY_CHUNK
: {
470 TRACE_(dmfile
)(": category chunk\n");
471 /* if it happens that string is too long,
472 read what we can and skip the rest*/
473 if (Chunk
.dwSize
> DMUS_MAX_CATEGORY_SIZE
) {
474 IStream_Read (pStm
, This
->dmobj
.desc
.wszCategory
, DMUS_MAX_CATEGORY_SIZE
, NULL
);
475 liMove
.QuadPart
= Chunk
.dwSize
- DMUS_MAX_CATEGORY_SIZE
;
476 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
478 IStream_Read (pStm
, This
->dmobj
.desc
.wszCategory
, Chunk
.dwSize
, NULL
);
480 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_CATEGORY
;
481 TRACE_(dmdump
)(": category: %s\n", debugstr_w(This
->dmobj
.desc
.wszCategory
));
485 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
486 TRACE_(dmfile
)(": LIST chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
487 ListSize
[0] = Chunk
.dwSize
- sizeof(FOURCC
);
489 switch (Chunk
.fccID
) {
490 case DMUS_FOURCC_UNFO_LIST
: {
491 TRACE_(dmfile
)(": UNFO list\n");
493 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
494 ListCount
[0] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
495 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
496 switch (Chunk
.fccID
) {
497 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
498 (though strings seem to be valid unicode) */
499 case mmioFOURCC('I','N','A','M'):
500 case DMUS_FOURCC_UNAM_CHUNK
: {
501 TRACE_(dmfile
)(": name chunk\n");
502 /* if it happens that string is too long,
503 read what we can and skip the rest*/
504 if (Chunk
.dwSize
> DMUS_MAX_NAME_SIZE
) {
505 IStream_Read (pStm
, This
->dmobj
.desc
.wszName
, DMUS_MAX_NAME_SIZE
, NULL
);
506 liMove
.QuadPart
= Chunk
.dwSize
- DMUS_MAX_NAME_SIZE
;
507 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
509 IStream_Read (pStm
, This
->dmobj
.desc
.wszName
, Chunk
.dwSize
, NULL
);
511 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_NAME
;
512 TRACE_(dmdump
)(": name: %s\n", debugstr_w(This
->dmobj
.desc
.wszName
));
516 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
517 liMove
.QuadPart
= Chunk
.dwSize
;
518 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
522 TRACE_(dmfile
)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount
[0], ListSize
[0]);
523 } while (ListCount
[0] < ListSize
[0]);
526 case DMUS_FOURCC_CONTAINED_OBJECTS_LIST
: {
527 TRACE_(dmfile
)(": contained objects list\n");
529 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
530 ListCount
[0] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
531 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
532 switch (Chunk
.fccID
) {
534 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
535 TRACE_(dmfile
)(": LIST chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
536 ListSize
[1] = Chunk
.dwSize
- sizeof(FOURCC
);
538 switch (Chunk
.fccID
) {
539 case DMUS_FOURCC_CONTAINED_OBJECT_LIST
: {
540 LPWINE_CONTAINER_ENTRY pNewEntry
;
541 TRACE_(dmfile
)(": contained object list\n");
542 pNewEntry
= HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY
, sizeof(WINE_CONTAINER_ENTRY
));
543 DM_STRUCT_INIT(&pNewEntry
->Desc
);
545 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
546 ListCount
[1] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
547 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
548 switch (Chunk
.fccID
) {
549 case DMUS_FOURCC_CONTAINED_ALIAS_CHUNK
: {
550 TRACE_(dmfile
)(": alias chunk\n");
551 pNewEntry
->wszAlias
= HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY
, Chunk
.dwSize
);
552 IStream_Read (pStm
, pNewEntry
->wszAlias
, Chunk
.dwSize
, NULL
);
553 TRACE_(dmdump
)(": alias: %s\n", debugstr_w(pNewEntry
->wszAlias
));
556 case DMUS_FOURCC_CONTAINED_OBJECT_CHUNK
: {
557 DMUS_IO_CONTAINED_OBJECT_HEADER tmpObjectHeader
;
558 TRACE_(dmfile
)(": contained object header chunk\n");
559 IStream_Read (pStm
, &tmpObjectHeader
, Chunk
.dwSize
, NULL
);
560 TRACE_(dmdump
)(": contained object header:\n%s\n", debugstr_DMUS_IO_CONTAINED_OBJECT_HEADER(&tmpObjectHeader
));
562 pNewEntry
->Desc
.dwValidData
|= DMUS_OBJ_CLASS
;
563 pNewEntry
->Desc
.guidClass
= tmpObjectHeader
.guidClassID
;
565 pNewEntry
->dwFlags
= tmpObjectHeader
.dwFlags
;
568 /* now read data... it may be safe to read everything after object header chunk,
569 but I'm not comfortable with MSDN's "the header is *normally* followed by ..." */
571 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
572 TRACE_(dmfile
)(": LIST chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
573 ListSize
[2] = Chunk
.dwSize
- sizeof(FOURCC
);
575 switch (Chunk
.fccID
) {
576 case DMUS_FOURCC_REF_LIST
: {
577 TRACE_(dmfile
)(": reference list\n");
578 pNewEntry
->bIsRIFF
= 0;
580 IStream_Read (pStm
, &Chunk
, sizeof(FOURCC
)+sizeof(DWORD
), NULL
);
581 ListCount
[2] += sizeof(FOURCC
) + sizeof(DWORD
) + Chunk
.dwSize
;
582 TRACE_(dmfile
)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk
.fccID
), Chunk
.dwSize
);
583 switch (Chunk
.fccID
) {
584 case DMUS_FOURCC_REF_CHUNK
: {
585 DMUS_IO_REFERENCE tmpReferenceHeader
; /* temporary structure */
586 TRACE_(dmfile
)(": reference header chunk\n");
587 memset (&tmpReferenceHeader
, 0, sizeof(DMUS_IO_REFERENCE
));
588 IStream_Read (pStm
, &tmpReferenceHeader
, Chunk
.dwSize
, NULL
);
589 /* copy retrieved data to DMUS_OBJECTDESC */
590 if (!IsEqualCLSID (&pNewEntry
->Desc
.guidClass
, &tmpReferenceHeader
.guidClassID
)) ERR(": object header declares different CLSID than reference header?\n");
591 /* it shouldn't be necessary to copy guidClass, since it was set in contained object header already...
592 yet if they happen to be different, I'd rather stick to this one */
593 pNewEntry
->Desc
.guidClass
= tmpReferenceHeader
.guidClassID
;
594 pNewEntry
->Desc
.dwValidData
|= tmpReferenceHeader
.dwValidData
;
597 case DMUS_FOURCC_GUID_CHUNK
: {
598 TRACE_(dmfile
)(": guid chunk\n");
599 /* no need to set flags since they were copied from reference header */
600 IStream_Read (pStm
, &pNewEntry
->Desc
.guidObject
, Chunk
.dwSize
, NULL
);
603 case DMUS_FOURCC_DATE_CHUNK
: {
604 TRACE_(dmfile
)(": file date chunk\n");
605 /* no need to set flags since they were copied from reference header */
606 IStream_Read (pStm
, &pNewEntry
->Desc
.ftDate
, Chunk
.dwSize
, NULL
);
609 case DMUS_FOURCC_NAME_CHUNK
: {
610 TRACE_(dmfile
)(": name chunk\n");
611 /* no need to set flags since they were copied from reference header */
612 IStream_Read (pStm
, pNewEntry
->Desc
.wszName
, Chunk
.dwSize
, NULL
);
615 case DMUS_FOURCC_FILE_CHUNK
: {
616 TRACE_(dmfile
)(": file name chunk\n");
617 /* no need to set flags since they were copied from reference header */
618 IStream_Read (pStm
, pNewEntry
->Desc
.wszFileName
, Chunk
.dwSize
, NULL
);
621 case DMUS_FOURCC_CATEGORY_CHUNK
: {
622 TRACE_(dmfile
)(": category chunk\n");
623 /* no need to set flags since they were copied from reference header */
624 IStream_Read (pStm
, pNewEntry
->Desc
.wszCategory
, Chunk
.dwSize
, NULL
);
627 case DMUS_FOURCC_VERSION_CHUNK
: {
628 TRACE_(dmfile
)(": version chunk\n");
629 /* no need to set flags since they were copied from reference header */
630 IStream_Read (pStm
, &pNewEntry
->Desc
.vVersion
, Chunk
.dwSize
, NULL
);
634 TRACE_(dmfile
)(": unknown chunk (skipping)\n");
635 liMove
.QuadPart
= Chunk
.dwSize
;
636 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip this chunk */
640 TRACE_(dmfile
)(": ListCount[2] = 0x%08X < ListSize[2] = 0x%08X\n", ListCount
[2], ListSize
[2]);
641 } while (ListCount
[2] < ListSize
[2]);
645 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
653 IStream_Read (pStm
, &Chunk
.fccID
, sizeof(FOURCC
), NULL
);
654 TRACE_(dmfile
)(": RIFF chunk of type %s", debugstr_fourcc(Chunk
.fccID
));
655 if (IS_VALID_DMFORM (Chunk
.fccID
)) {
656 TRACE_(dmfile
)(": valid DMUSIC form\n");
657 pNewEntry
->bIsRIFF
= 1;
658 /* we'll have to skip whole RIFF chunk after SetObject is called */
660 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, &uliPos
);
661 uliPos
.QuadPart
+= (Chunk
.dwSize
- sizeof(FOURCC
)); /* set uliPos at the end of RIFF chunk */
662 /* move at the beginning of RIFF chunk */
664 liMove
.QuadPart
-= (sizeof(FOURCC
)+sizeof(DWORD
)+sizeof(FOURCC
));
665 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
666 /* put pointer to stream in descriptor */
667 pNewEntry
->Desc
.dwValidData
|= DMUS_OBJ_STREAM
;
668 pNewEntry
->Desc
.pStream
= pStm
; /* we don't have to worry about cloning, since SetObject will perform it */
669 /* wait till we get on the end of object list */
671 TRACE_(dmfile
)(": invalid DMUSIC form (skipping)\n");
672 liMove
.QuadPart
= Chunk
.dwSize
- sizeof(FOURCC
);
673 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
674 /* FIXME: should we return E_FAIL? */
679 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
680 liMove
.QuadPart
= Chunk
.dwSize
;
681 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
685 TRACE_(dmfile
)(": ListCount[1] = 0x%08X < ListSize[1] = 0x%08X\n", ListCount
[1], ListSize
[1]);
686 } while (ListCount
[1] < ListSize
[1]);
687 /* SetObject: this will fill descriptor with additional info and add alias in loader's cache */
688 IDirectMusicLoader_SetObject (pLoader
, &pNewEntry
->Desc
);
689 /* now that SetObject collected appropriate info into descriptor we can live happily ever after;
690 or not, since we have to clean evidence of loading through stream... *sigh*
691 and we have to skip rest of the chunk, if we loaded through RIFF */
692 if (pNewEntry
->bIsRIFF
) {
693 liMove
.QuadPart
= uliPos
.QuadPart
;
694 IStream_Seek (pStm
, liMove
, STREAM_SEEK_SET
, NULL
);
695 pNewEntry
->Desc
.dwValidData
&= ~DMUS_OBJ_STREAM
; /* clear flag (and with bitwise complement) */
696 pNewEntry
->Desc
.pStream
= NULL
;
698 /* add entry to list of objects */
699 list_add_tail (This
->pContainedObjects
, &pNewEntry
->entry
);
703 TRACE_(dmfile
)(": unknown (skipping)\n");
704 liMove
.QuadPart
= Chunk
.dwSize
- sizeof(FOURCC
);
705 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
712 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
713 liMove
.QuadPart
= Chunk
.dwSize
;
714 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
718 TRACE_(dmfile
)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount
[0], ListSize
[0]);
719 } while (ListCount
[0] < ListSize
[0]);
723 TRACE_(dmfile
)(": unknown (skipping)\n");
724 liMove
.QuadPart
= Chunk
.dwSize
- sizeof(FOURCC
);
725 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
732 TRACE_(dmfile
)(": unknown chunk (irrelevant & skipping)\n");
733 liMove
.QuadPart
= Chunk
.dwSize
;
734 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
);
738 TRACE_(dmfile
)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\n", StreamCount
, StreamSize
);
739 } while (StreamCount
< StreamSize
);
743 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
744 liMove
.QuadPart
= StreamSize
;
745 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
749 TRACE_(dmfile
)(": reading finished\n");
750 This
->dmobj
.desc
.dwValidData
|= DMUS_OBJ_LOADED
;
754 TRACE_(dmfile
)(": unexpected chunk; loading failed)\n");
755 liMove
.QuadPart
= Chunk
.dwSize
;
756 IStream_Seek (pStm
, liMove
, STREAM_SEEK_CUR
, NULL
); /* skip the rest of the chunk */
761 /* now, if DMUS_CONTAINER_NOLOADS is not set, we are supposed to load contained objects;
762 so when we call GetObject later, they'll already be in cache */
763 if (!(This
->Header
.dwFlags
& DMUS_CONTAINER_NOLOADS
)) {
765 LPWINE_CONTAINER_ENTRY pContainedObject
;
767 TRACE(": DMUS_CONTAINER_NOLOADS not set... load all objects\n");
769 LIST_FOR_EACH (pEntry
, This
->pContainedObjects
) {
770 IDirectMusicObject
* pObject
;
771 pContainedObject
= LIST_ENTRY (pEntry
, WINE_CONTAINER_ENTRY
, entry
);
772 /* get object from loader and then release it */
773 if (SUCCEEDED(IDirectMusicLoader_GetObject (pLoader
, &pContainedObject
->Desc
, &IID_IDirectMusicObject
, (LPVOID
*)&pObject
))) {
774 pContainedObject
->pObject
= pObject
; /* for final release */
775 IDirectMusicObject_Release (pObject
); /* we don't really need this one */
777 WARN(": failed to load contained object\n");
778 result
= DMUS_S_PARTIALLOAD
;
783 IDirectMusicLoader_Release (pLoader
); /* release loader */
786 /* DEBUG: dumps whole container object tree: */
787 if (TRACE_ON(dmloader
)) {
789 LPWINE_CONTAINER_ENTRY tmpEntry
;
790 struct list
*listEntry
;
792 TRACE("*** IDirectMusicContainer (%p) ***\n", This
->ContainerVtbl
);
793 TRACE(" - Objects:\n");
794 LIST_FOR_EACH (listEntry
, This
->pContainedObjects
) {
795 tmpEntry
= LIST_ENTRY( listEntry
, WINE_CONTAINER_ENTRY
, entry
);
796 TRACE(" - Object[%i]:\n", r
);
797 TRACE(" - wszAlias: %s\n", debugstr_w(tmpEntry
->wszAlias
));
798 TRACE(" - Object descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC(&tmpEntry
->Desc
));
807 static const IPersistStreamVtbl persiststream_vtbl
= {
808 dmobj_IPersistStream_QueryInterface
,
809 dmobj_IPersistStream_AddRef
,
810 dmobj_IPersistStream_Release
,
811 dmobj_IPersistStream_GetClassID
,
812 unimpl_IPersistStream_IsDirty
,
813 IPersistStreamImpl_Load
,
814 unimpl_IPersistStream_Save
,
815 unimpl_IPersistStream_GetSizeMax
818 /* for ClassFactory */
819 HRESULT WINAPI
create_dmcontainer(REFIID lpcGUID
, void **ppobj
)
821 IDirectMusicContainerImpl
* obj
;
824 obj
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(IDirectMusicContainerImpl
));
827 return E_OUTOFMEMORY
;
829 obj
->IDirectMusicContainer_iface
.lpVtbl
= &dmcontainer_vtbl
;
831 dmobject_init(&obj
->dmobj
, &CLSID_DirectMusicContainer
,
832 (IUnknown
*)&obj
->IDirectMusicContainer_iface
);
833 obj
->dmobj
.IDirectMusicObject_iface
.lpVtbl
= &dmobject_vtbl
;
834 obj
->dmobj
.IPersistStream_iface
.lpVtbl
= &persiststream_vtbl
;
835 obj
->pContainedObjects
= HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY
, sizeof(struct list
));
836 list_init (obj
->pContainedObjects
);
840 hr
= IDirectMusicContainer_QueryInterface(&obj
->IDirectMusicContainer_iface
, lpcGUID
, ppobj
);
841 IDirectMusicContainer_Release(&obj
->IDirectMusicContainer_iface
);