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winefile: Add a Portuguese translation (contributed by Americo Jose Melo).
[wine/hacks.git] / dlls / dmloader / container.c
blob564c84ba1cb41be0e4aa71aa7ffc58c549d5d8cc
1 /* IDirectMusicContainerImpl
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 "dmloader_private.h"
21
22 WINE_DEFAULT_DEBUG_CHANNEL(dmloader);
23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
24 WINE_DECLARE_DEBUG_CHANNEL(dmdump);
25
26 #define DMUS_MAX_CATEGORY_SIZE DMUS_MAX_CATEGORY*sizeof(WCHAR)
27 #define DMUS_MAX_NAME_SIZE DMUS_MAX_NAME*sizeof(WCHAR)
28 #define DMUS_MAX_FILENAME_SIZE DMUS_MAX_FILENAME*sizeof(WCHAR)
29
30 static ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_AddRef (LPDIRECTMUSICCONTAINER iface);
31 static ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface);
32 static ULONG WINAPI IDirectMusicContainerImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface);
33
34 /*****************************************************************************
35 * IDirectMusicContainerImpl implementation
36 */
37 /* IUnknown/IDirectMusicContainer part: */
38 static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface (LPDIRECTMUSICCONTAINER iface, REFIID riid, LPVOID *ppobj) {
39 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
40
41 TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
42 if (IsEqualIID (riid, &IID_IUnknown) ||
43 IsEqualIID (riid, &IID_IDirectMusicContainer)) {
44 *ppobj = (LPVOID)&This->ContainerVtbl;
45 IDirectMusicContainerImpl_IDirectMusicContainer_AddRef ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl);
46 return S_OK;
47 } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
48 *ppobj = (LPVOID)&This->ObjectVtbl;
49 IDirectMusicContainerImpl_IDirectMusicObject_AddRef ((LPDIRECTMUSICOBJECT)&This->ObjectVtbl);
50 return S_OK;
51 } else if (IsEqualIID (riid, &IID_IPersistStream)) {
52 *ppobj = (LPVOID)&This->PersistStreamVtbl;
53 IDirectMusicContainerImpl_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
54 return S_OK;
55 }
56
57 WARN(": not found\n");
58 return E_NOINTERFACE;
59 }
60
61 static ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_AddRef (LPDIRECTMUSICCONTAINER iface) {
62 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
63 TRACE("(%p): AddRef from %d\n", This, This->dwRef);
64 return InterlockedIncrement (&This->dwRef);
65 }
66
67 static ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_Release (LPDIRECTMUSICCONTAINER iface) {
68 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
69
70 DWORD dwRef = InterlockedDecrement (&This->dwRef);
71 TRACE("(%p): ReleaseRef to %d\n", This, dwRef);
72 if (dwRef == 0) {
73 DMUSIC_DestroyDirectMusicContainerImpl (iface);
74 HeapFree(GetProcessHeap(), 0, This);
75 }
76
77 return dwRef;
78 }
79
80 static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_EnumObject (LPDIRECTMUSICCONTAINER iface, REFGUID rguidClass, DWORD dwIndex, LPDMUS_OBJECTDESC pDesc, WCHAR* pwszAlias) {
81 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
82 struct list *pEntry;
83 LPWINE_CONTAINER_ENTRY pContainedObject;
84 DWORD dwCount = 0;
85
86 TRACE("(%p, %s, %d, %p, %p)\n", This, debugstr_dmguid(rguidClass), dwIndex, pDesc, pwszAlias);
87
88 /* check if we can write to whole pDesc */
89 if (pDesc) {
90 if (IsBadReadPtr (pDesc, sizeof(DWORD))) {
91 ERR(": pDesc->dwSize bad read pointer\n");
92 return E_POINTER;
93 }
94 if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) {
95 ERR(": invalid pDesc->dwSize\n");
96 return E_INVALIDARG;
97 }
98 if (IsBadWritePtr (pDesc, sizeof(DMUS_OBJECTDESC))) {
99 ERR(": pDesc bad write pointer\n");
100 return E_POINTER;
101 }
102 }
103 /* check if we wszAlias is big enough */
104 if (pwszAlias && IsBadWritePtr (pwszAlias, DMUS_MAX_FILENAME_SIZE)) {
105 ERR(": wszAlias bad write pointer\n");
106 return E_POINTER;
107 }
108
109 DM_STRUCT_INIT(pDesc);
110
111 LIST_FOR_EACH (pEntry, This->pContainedObjects) {
112 pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry);
113
114 if (IsEqualGUID (rguidClass, &GUID_DirectMusicAllTypes) || IsEqualGUID (rguidClass, &pContainedObject->Desc.guidClass)) {
115 if (dwCount == dwIndex) {
116 HRESULT result = S_OK;
117 if (pwszAlias) {
118 lstrcpynW (pwszAlias, pContainedObject->wszAlias, DMUS_MAX_FILENAME);
119 if (strlenW (pContainedObject->wszAlias) > DMUS_MAX_FILENAME)
120 result = DMUS_S_STRING_TRUNCATED;
121 }
122 if (pDesc)
123 memcpy (pDesc, &pContainedObject->Desc, sizeof(DMUS_OBJECTDESC));
124 return result;
125 }
126 dwCount++;
127 }
128 }
129
130 TRACE(": not found\n");
131 return S_FALSE;
132 }
133
134 static const IDirectMusicContainerVtbl DirectMusicContainer_Container_Vtbl = {
135 IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface,
136 IDirectMusicContainerImpl_IDirectMusicContainer_AddRef,
137 IDirectMusicContainerImpl_IDirectMusicContainer_Release,
138 IDirectMusicContainerImpl_IDirectMusicContainer_EnumObject
139 };
140
141 /* IDirectMusicObject part: */
142 static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
143 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
144 return IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl, riid, ppobj);
145 }
146
147 static ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
148 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
149 return IDirectMusicContainerImpl_IDirectMusicContainer_AddRef ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl);
150 }
151
152 static ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
153 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
154 return IDirectMusicContainerImpl_IDirectMusicContainer_Release ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl);
155 }
156
157 static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
158 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
159 TRACE("(%p, %p):\n", This, pDesc);
160
161 /* check if whe can write to whole pDesc */
162 if (IsBadReadPtr (pDesc, sizeof(DWORD))) {
163 ERR(": pDesc->dwSize bad read pointer\n");
164 return E_POINTER;
165 }
166 if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) {
167 ERR(": invalid pDesc->dwSize\n");
168 return E_INVALIDARG;
169 }
170 if (IsBadWritePtr (pDesc, sizeof(DMUS_OBJECTDESC))) {
171 ERR(": pDesc bad write pointer\n");
172 return E_POINTER;
173 }
174
175 DM_STRUCT_INIT(pDesc);
176 memcpy (pDesc, &This->Desc, sizeof(DMUS_OBJECTDESC));
177
178 return S_OK;
179 }
180
181 static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
182 DWORD dwNewFlags = 0;
183 DWORD dwFlagDifference;
184 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
185 TRACE("(%p, %p):\n", This, pDesc);
186
187 /* check if whe can read whole pDesc */
188 if (IsBadReadPtr (pDesc, sizeof(DWORD))) {
189 ERR(": pDesc->dwSize bad read pointer\n");
190 return E_POINTER;
191 }
192 if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) {
193 ERR(": invalid pDesc->dwSize\n");
194 return E_INVALIDARG;
195 }
196 if (IsBadReadPtr (pDesc, sizeof(DMUS_OBJECTDESC))) {
197 ERR(": pDesc bad read pointer\n");
198 return E_POINTER;
199 }
200
201 if (pDesc->dwValidData & DMUS_OBJ_OBJECT) {
202 memcpy (&This->Desc.guidObject, &pDesc->guidObject, sizeof(GUID));
203 dwNewFlags |= DMUS_OBJ_OBJECT;
204 }
205 if (pDesc->dwValidData & DMUS_OBJ_NAME) {
206 lstrcpynW (This->Desc.wszName, pDesc->wszName, DMUS_MAX_NAME);
207 dwNewFlags |= DMUS_OBJ_NAME;
208 }
209 if (pDesc->dwValidData & DMUS_OBJ_CATEGORY) {
210 lstrcpynW (This->Desc.wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
211 dwNewFlags |= DMUS_OBJ_CATEGORY;
212 }
213 if (pDesc->dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) {
214 lstrcpynW (This->Desc.wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
215 dwNewFlags |= (pDesc->dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH));
216 }
217 if (pDesc->dwValidData & DMUS_OBJ_VERSION) {
218 This->Desc.vVersion.dwVersionLS = pDesc->vVersion.dwVersionLS;
219 This->Desc.vVersion.dwVersionMS = pDesc->vVersion.dwVersionMS;
220 dwNewFlags |= DMUS_OBJ_VERSION;
221 }
222 if (pDesc->dwValidData & DMUS_OBJ_DATE) {
223 This->Desc.ftDate.dwHighDateTime = pDesc->ftDate.dwHighDateTime;
224 This->Desc.ftDate.dwLowDateTime = pDesc->ftDate.dwLowDateTime;
225 dwNewFlags |= DMUS_OBJ_DATE;
226 }
227 /* set new flags */
228 This->Desc.dwValidData |= dwNewFlags;
229
230 dwFlagDifference = pDesc->dwValidData - dwNewFlags;
231 if (dwFlagDifference) {
232 pDesc->dwValidData &= ~dwFlagDifference; /* and with bitwise complement */
233 return S_FALSE;
234 } else return S_OK;
235 }
236
237 static HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
238 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
239 WINE_CHUNK Chunk;
240 DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
241 LARGE_INTEGER liMove; /* used when skipping chunks */
242
243 TRACE("(%p, %p, %p)\n", This, pStream, pDesc);
244
245 /* check whether arguments are OK */
246 if (IsBadReadPtr (pStream, sizeof(LPVOID))) {
247 ERR(": pStream bad read pointer\n");
248 return E_POINTER;
249 }
250 /* check whether pDesc is OK */
251 if (IsBadReadPtr (pDesc, sizeof(DWORD))) {
252 ERR(": pDesc->dwSize bad read pointer\n");
253 return E_POINTER;
254 }
255 if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) {
256 ERR(": invalid pDesc->dwSize\n");
257 return E_INVALIDARG;
258 }
259 if (IsBadWritePtr (pDesc, sizeof(DMUS_OBJECTDESC))) {
260 ERR(": pDesc bad write pointer\n");
261 return E_POINTER;
262 }
263
264 DM_STRUCT_INIT(pDesc);
265
266 /* here we go... */
267 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
268 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
269 switch (Chunk.fccID) {
270 case FOURCC_RIFF: {
271 IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
272 TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
273 StreamSize = Chunk.dwSize - sizeof(FOURCC);
274 StreamCount = 0;
275 if (Chunk.fccID == DMUS_FOURCC_CONTAINER_FORM) {
276 TRACE_(dmfile)(": container form\n");
277 /* set guidClass */
278 pDesc->dwValidData |= DMUS_OBJ_CLASS;
279 memcpy (&pDesc->guidClass, &CLSID_DirectMusicContainer, sizeof(CLSID));
280 do {
281 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
282 StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
283 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
284 switch (Chunk.fccID) {
285 case DMUS_FOURCC_GUID_CHUNK: {
286 TRACE_(dmfile)(": GUID chunk\n");
287 pDesc->dwValidData |= DMUS_OBJ_OBJECT;
288 IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
289 TRACE_(dmdump)(": GUID: %s\n", debugstr_guid(&pDesc->guidObject));
290 break;
291 }
292 case DMUS_FOURCC_VERSION_CHUNK: {
293 TRACE_(dmfile)(": version chunk\n");
294 pDesc->dwValidData |= DMUS_OBJ_VERSION;
295 IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
296 TRACE_(dmdump)(": version: %s\n", debugstr_dmversion(&pDesc->vVersion));
297 break;
298 }
299 case DMUS_FOURCC_DATE_CHUNK: {
300 TRACE_(dmfile)(": date chunk\n");
301 IStream_Read (pStream, &pDesc->ftDate, Chunk.dwSize, NULL);
302 pDesc->dwValidData |= DMUS_OBJ_DATE;
303 TRACE_(dmdump)(": date: %s\n", debugstr_filetime(&pDesc->ftDate));
304 break;
305 }
306 case DMUS_FOURCC_CATEGORY_CHUNK: {
307 TRACE_(dmfile)(": category chunk\n");
308 /* if it happens that string is too long,
309 read what we can and skip the rest*/
310 if (Chunk.dwSize > DMUS_MAX_CATEGORY_SIZE) {
311 IStream_Read (pStream, pDesc->wszCategory, DMUS_MAX_CATEGORY_SIZE, NULL);
312 liMove.QuadPart = Chunk.dwSize - DMUS_MAX_CATEGORY_SIZE;
313 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
314 } else {
315 IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
316 }
317 pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
318 TRACE_(dmdump)(": category: %s\n", debugstr_w(pDesc->wszCategory));
319 break;
320 }
321 case FOURCC_LIST: {
322 IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
323 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
324 ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
325 ListCount[0] = 0;
326 switch (Chunk.fccID) {
327 /* evil M$ UNFO list, which can (!?) contain INFO elements */
328 case DMUS_FOURCC_UNFO_LIST: {
329 TRACE_(dmfile)(": UNFO list\n");
330 do {
331 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
332 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
333 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
334 switch (Chunk.fccID) {
335 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
336 (though strings seem to be valid unicode) */
337 case mmioFOURCC('I','N','A','M'):
338 case DMUS_FOURCC_UNAM_CHUNK: {
339 TRACE_(dmfile)(": name chunk\n");
340 /* if it happens that string is too long,
341 read what we can and skip the rest*/
342 if (Chunk.dwSize > DMUS_MAX_NAME_SIZE) {
343 IStream_Read (pStream, pDesc->wszName, DMUS_MAX_NAME_SIZE, NULL);
344 liMove.QuadPart = Chunk.dwSize - DMUS_MAX_NAME_SIZE;
345 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
346 } else {
347 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
348 }
349 pDesc->dwValidData |= DMUS_OBJ_NAME;
350 TRACE_(dmdump)(": name: %s\n", debugstr_w(pDesc->wszName));
351 break;
352 }
353 default: {
354 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
355 liMove.QuadPart = Chunk.dwSize;
356 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
357 break;
358 }
359 }
360 TRACE_(dmfile)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount[0], ListSize[0]);
361 } while (ListCount[0] < ListSize[0]);
362 break;
363 }
364 default: {
365 TRACE_(dmfile)(": unknown (skipping)\n");
366 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
367 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
368 break;
369 }
370 }
371 break;
372 }
373 default: {
374 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
375 liMove.QuadPart = Chunk.dwSize;
376 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
377 break;
378 }
379 }
380 TRACE_(dmfile)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\n", StreamCount, StreamSize);
381 } while (StreamCount < StreamSize);
382 } else {
383 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
384 liMove.QuadPart = StreamSize;
385 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
386 return E_FAIL;
387 }
388
389 TRACE_(dmfile)(": reading finished\n");
390 break;
391 }
392 default: {
393 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
394 liMove.QuadPart = Chunk.dwSize;
395 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
396 return DMUS_E_INVALIDFILE;
397 }
398 }
399
400 TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC(pDesc));
401 return S_OK;
402 }
403
404 static const IDirectMusicObjectVtbl DirectMusicContainer_Object_Vtbl = {
405 IDirectMusicContainerImpl_IDirectMusicObject_QueryInterface,
406 IDirectMusicContainerImpl_IDirectMusicObject_AddRef,
407 IDirectMusicContainerImpl_IDirectMusicObject_Release,
408 IDirectMusicContainerImpl_IDirectMusicObject_GetDescriptor,
409 IDirectMusicContainerImpl_IDirectMusicObject_SetDescriptor,
410 IDirectMusicContainerImpl_IDirectMusicObject_ParseDescriptor
411 };
412
413 /* IPersistStream part: */
414 static HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
415 ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
416 return IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl, riid, ppobj);
417 }
418
419 static ULONG WINAPI IDirectMusicContainerImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
420 ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
421 return IDirectMusicContainerImpl_IDirectMusicContainer_AddRef ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl);
422 }
423
424 static ULONG WINAPI IDirectMusicContainerImpl_IPersistStream_Release (LPPERSISTSTREAM iface) {
425 ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
426 return IDirectMusicContainerImpl_IDirectMusicContainer_Release ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl);
427 }
428
429 static HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
430 ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
431
432 TRACE("(%p, %p)\n", This, pClassID);
433 if (IsBadWritePtr (pClassID, sizeof(CLSID))) {
434 ERR(": pClassID bad write pointer\n");
435 return E_POINTER;
436 }
437
438 *pClassID = CLSID_DirectMusicContainer;
439 return S_OK;
440 }
441
442 static HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
443 /* FIXME: is implemented (somehow) */
444 return E_NOTIMPL;
445 }
446
447 static HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
448 ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
449 WINE_CHUNK Chunk;
450 DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
451 LARGE_INTEGER liMove; /* used when skipping chunks */
452 ULARGE_INTEGER uliPos; /* needed when dealing with RIFF chunks */
453 LPDIRECTMUSICGETLOADER pGetLoader;
454 LPDIRECTMUSICLOADER pLoader;
455 HRESULT result = S_OK;
456
457 TRACE("(%p, %p):\n", This, pStm);
458
459 /* check whether pStm is valid read pointer */
460 if (IsBadReadPtr (pStm, sizeof(LPVOID))) {
461 ERR(": pStm bad read pointer\n");
462 return E_POINTER;
463 }
464 /* if stream is already set, this means we're loaded already */
465 if (This->pStream) {
466 TRACE(": stream is already set, which means container is already loaded\n");
467 return DMUS_E_ALREADY_LOADED;
468 }
469
470 /* get loader since it will be needed later */
471 if (FAILED(IStream_QueryInterface (pStm, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader))) {
472 ERR(": stream not supported\n");
473 return DMUS_E_UNSUPPORTED_STREAM;
474 }
475 IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader);
476 IDirectMusicGetLoader_Release (pGetLoader);
477
478 This->pStream = pStm;
479 IStream_AddRef (pStm); /* add count for later references */
480
481 /* start with load */
482 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
483 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
484 switch (Chunk.fccID) {
485 case FOURCC_RIFF: {
486 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
487 TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
488 StreamSize = Chunk.dwSize - sizeof(FOURCC);
489 StreamCount = 0;
490 switch (Chunk.fccID) {
491 case DMUS_FOURCC_CONTAINER_FORM: {
492 TRACE_(dmfile)(": container form\n");
493 memcpy (&This->Desc.guidClass, &CLSID_DirectMusicContainer, sizeof(CLSID));
494 This->Desc.dwValidData |= DMUS_OBJ_CLASS;
495 do {
496 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
497 StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
498 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
499 switch (Chunk.fccID) {
500 case DMUS_FOURCC_CONTAINER_CHUNK: {
501 TRACE_(dmfile)(": container header chunk\n");
502 IStream_Read (pStm, &This->Header, Chunk.dwSize, NULL);
503 TRACE_(dmdump)(": container header chunk:\n%s\n", debugstr_DMUS_IO_CONTAINER_HEADER(&This->Header));
504 break;
505 }
506 case DMUS_FOURCC_GUID_CHUNK: {
507 TRACE_(dmfile)(": GUID chunk\n");
508 IStream_Read (pStm, &This->Desc.guidObject, Chunk.dwSize, NULL);
509 This->Desc.dwValidData |= DMUS_OBJ_OBJECT;
510 TRACE_(dmdump)(": GUID: %s\n", debugstr_guid(&This->Desc.guidObject));
511 break;
512 }
513 case DMUS_FOURCC_VERSION_CHUNK: {
514 TRACE_(dmfile)(": version chunk\n");
515 IStream_Read (pStm, &This->Desc.vVersion, Chunk.dwSize, NULL);
516 This->Desc.dwValidData |= DMUS_OBJ_VERSION;
517 TRACE_(dmdump)(": version: %s\n", debugstr_dmversion(&This->Desc.vVersion));
518 break;
519 }
520 case DMUS_FOURCC_DATE_CHUNK: {
521 TRACE_(dmfile)(": date chunk\n");
522 IStream_Read (pStm, &This->Desc.ftDate, Chunk.dwSize, NULL);
523 This->Desc.dwValidData |= DMUS_OBJ_DATE;
524 TRACE_(dmdump)(": date: %s\n", debugstr_filetime(&This->Desc.ftDate));
525 break;
526 }
527 case DMUS_FOURCC_CATEGORY_CHUNK: {
528 TRACE_(dmfile)(": category chunk\n");
529 /* if it happens that string is too long,
530 read what we can and skip the rest*/
531 if (Chunk.dwSize > DMUS_MAX_CATEGORY_SIZE) {
532 IStream_Read (pStm, This->Desc.wszCategory, DMUS_MAX_CATEGORY_SIZE, NULL);
533 liMove.QuadPart = Chunk.dwSize - DMUS_MAX_CATEGORY_SIZE;
534 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
535 } else {
536 IStream_Read (pStm, This->Desc.wszCategory, Chunk.dwSize, NULL);
537 }
538 This->Desc.dwValidData |= DMUS_OBJ_CATEGORY;
539 TRACE_(dmdump)(": category: %s\n", debugstr_w(This->Desc.wszCategory));
540 break;
541 }
542 case FOURCC_LIST: {
543 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
544 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
545 ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
546 ListCount[0] = 0;
547 switch (Chunk.fccID) {
548 case DMUS_FOURCC_UNFO_LIST: {
549 TRACE_(dmfile)(": UNFO list\n");
550 do {
551 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
552 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
553 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
554 switch (Chunk.fccID) {
555 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
556 (though strings seem to be valid unicode) */
557 case mmioFOURCC('I','N','A','M'):
558 case DMUS_FOURCC_UNAM_CHUNK: {
559 TRACE_(dmfile)(": name chunk\n");
560 /* if it happens that string is too long,
561 read what we can and skip the rest*/
562 if (Chunk.dwSize > DMUS_MAX_NAME_SIZE) {
563 IStream_Read (pStm, This->Desc.wszName, DMUS_MAX_NAME_SIZE, NULL);
564 liMove.QuadPart = Chunk.dwSize - DMUS_MAX_NAME_SIZE;
565 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
566 } else {
567 IStream_Read (pStm, This->Desc.wszName, Chunk.dwSize, NULL);
568 }
569 This->Desc.dwValidData |= DMUS_OBJ_NAME;
570 TRACE_(dmdump)(": name: %s\n", debugstr_w(This->Desc.wszName));
571 break;
572 }
573 default: {
574 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
575 liMove.QuadPart = Chunk.dwSize;
576 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
577 break;
578 }
579 }
580 TRACE_(dmfile)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount[0], ListSize[0]);
581 } while (ListCount[0] < ListSize[0]);
582 break;
583 }
584 case DMUS_FOURCC_CONTAINED_OBJECTS_LIST: {
585 TRACE_(dmfile)(": contained objects list\n");
586 do {
587 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
588 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
589 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
590 switch (Chunk.fccID) {
591 case FOURCC_LIST: {
592 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
593 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
594 ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
595 ListCount[1] = 0;
596 switch (Chunk.fccID) {
597 case DMUS_FOURCC_CONTAINED_OBJECT_LIST: {
598 LPWINE_CONTAINER_ENTRY pNewEntry;
599 TRACE_(dmfile)(": contained object list\n");
600 pNewEntry = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(WINE_CONTAINER_ENTRY));
601 DM_STRUCT_INIT(&pNewEntry->Desc);
602 do {
603 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
604 ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
605 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
606 switch (Chunk.fccID) {
607 case DMUS_FOURCC_CONTAINED_ALIAS_CHUNK: {
608 TRACE_(dmfile)(": alias chunk\n");
609 pNewEntry->wszAlias = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
610 IStream_Read (pStm, pNewEntry->wszAlias, Chunk.dwSize, NULL);
611 TRACE_(dmdump)(": alias: %s\n", debugstr_w(pNewEntry->wszAlias));
612 break;
613 }
614 case DMUS_FOURCC_CONTAINED_OBJECT_CHUNK: {
615 DMUS_IO_CONTAINED_OBJECT_HEADER tmpObjectHeader;
616 TRACE_(dmfile)(": contained object header chunk\n");
617 IStream_Read (pStm, &tmpObjectHeader, Chunk.dwSize, NULL);
618 TRACE_(dmdump)(": contained object header: \n%s\n", debugstr_DMUS_IO_CONTAINED_OBJECT_HEADER(&tmpObjectHeader));
619 /* copy guidClass */
620 pNewEntry->Desc.dwValidData |= DMUS_OBJ_CLASS;
621 memcpy (&pNewEntry->Desc.guidClass, &tmpObjectHeader.guidClassID, sizeof(GUID));
622 /* store flags */
623 pNewEntry->dwFlags = tmpObjectHeader.dwFlags;
624 break;
625 }
626 /* now read data... it may be safe to read everything after object header chunk,
627 but I'm not comfortable with MSDN's "the header is *normally* followed by ..." */
628 case FOURCC_LIST: {
629 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
630 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
631 ListSize[2] = Chunk.dwSize - sizeof(FOURCC);
632 ListCount[2] = 0;
633 switch (Chunk.fccID) {
634 case DMUS_FOURCC_REF_LIST: {
635 TRACE_(dmfile)(": reference list\n");
636 pNewEntry->bIsRIFF = 0;
637 do {
638 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
639 ListCount[2] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
640 TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
641 switch (Chunk.fccID) {
642 case DMUS_FOURCC_REF_CHUNK: {
643 DMUS_IO_REFERENCE tmpReferenceHeader; /* temporary structure */
644 TRACE_(dmfile)(": reference header chunk\n");
645 memset (&tmpReferenceHeader, 0, sizeof(DMUS_IO_REFERENCE));
646 IStream_Read (pStm, &tmpReferenceHeader, Chunk.dwSize, NULL);
647 /* copy retrieved data to DMUS_OBJECTDESC */
648 if (!IsEqualCLSID (&pNewEntry->Desc.guidClass, &tmpReferenceHeader.guidClassID)) ERR(": object header declares different CLSID than reference header?\n");
649 /* it shouldn't be necessary to copy guidClass, since it was set in contained object header already...
650 yet if they happen to be different, I'd rather stick to this one */
651 memcpy (&pNewEntry->Desc.guidClass, &tmpReferenceHeader.guidClassID, sizeof(GUID));
652 pNewEntry->Desc.dwValidData |= tmpReferenceHeader.dwValidData;
653 break;
654 }
655 case DMUS_FOURCC_GUID_CHUNK: {
656 TRACE_(dmfile)(": guid chunk\n");
657 /* no need to set flags since they were copied from reference header */
658 IStream_Read (pStm, &pNewEntry->Desc.guidObject, Chunk.dwSize, NULL);
659 break;
660 }
661 case DMUS_FOURCC_DATE_CHUNK: {
662 TRACE_(dmfile)(": file date chunk\n");
663 /* no need to set flags since they were copied from reference header */
664 IStream_Read (pStm, &pNewEntry->Desc.ftDate, Chunk.dwSize, NULL);
665 break;
666 }
667 case DMUS_FOURCC_NAME_CHUNK: {
668 TRACE_(dmfile)(": name chunk\n");
669 /* no need to set flags since they were copied from reference header */
670 IStream_Read (pStm, pNewEntry->Desc.wszName, Chunk.dwSize, NULL);
671 break;
672 }
673 case DMUS_FOURCC_FILE_CHUNK: {
674 TRACE_(dmfile)(": file name chunk\n");
675 /* no need to set flags since they were copied from reference header */
676 IStream_Read (pStm, pNewEntry->Desc.wszFileName, Chunk.dwSize, NULL);
677 break;
678 }
679 case DMUS_FOURCC_CATEGORY_CHUNK: {
680 TRACE_(dmfile)(": category chunk\n");
681 /* no need to set flags since they were copied from reference header */
682 IStream_Read (pStm, pNewEntry->Desc.wszCategory, Chunk.dwSize, NULL);
683 break;
684 }
685 case DMUS_FOURCC_VERSION_CHUNK: {
686 TRACE_(dmfile)(": version chunk\n");
687 /* no need to set flags since they were copied from reference header */
688 IStream_Read (pStm, &pNewEntry->Desc.vVersion, Chunk.dwSize, NULL);
689 break;
690 }
691 default: {
692 TRACE_(dmfile)(": unknown chunk (skipping)\n");
693 liMove.QuadPart = Chunk.dwSize;
694 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip this chunk */
695 break;
696 }
697 }
698 TRACE_(dmfile)(": ListCount[2] = 0x%08X < ListSize[2] = 0x%08X\n", ListCount[2], ListSize[2]);
699 } while (ListCount[2] < ListSize[2]);
700 break;
701 }
702 default: {
703 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
704 return E_FAIL;
705 }
706 }
707 break;
708 }
709
710 case FOURCC_RIFF: {
711 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
712 TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
713 if (IS_VALID_DMFORM (Chunk.fccID)) {
714 TRACE_(dmfile)(": valid DMUSIC form\n");
715 pNewEntry->bIsRIFF = 1;
716 /* we'll have to skip whole RIFF chunk after SetObject is called */
717 liMove.QuadPart = 0;
718 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, &uliPos);
719 uliPos.QuadPart += (Chunk.dwSize - sizeof(FOURCC)); /* set uliPos at the end of RIFF chunk */
720 /* move at the beginning of RIFF chunk */
721 liMove.QuadPart = 0;
722 liMove.QuadPart -= (sizeof(FOURCC)+sizeof(DWORD)+sizeof(FOURCC));
723 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
724 /* put pointer to stream in descriptor */
725 pNewEntry->Desc.dwValidData |= DMUS_OBJ_STREAM;
726 pNewEntry->Desc.pStream = pStm; /* we don't have to worry about cloning, since SetObject will perform it */
727 /* wait till we get on the end of object list */
728 } else {
729 TRACE_(dmfile)(": invalid DMUSIC form (skipping)\n");
730 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
731 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
732 /* FIXME: should we return E_FAIL? */
733 }
734 break;
735 }
736 default: {
737 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
738 liMove.QuadPart = Chunk.dwSize;
739 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
740 break;
741 }
742 }
743 TRACE_(dmfile)(": ListCount[1] = 0x%08X < ListSize[1] = 0x%08X\n", ListCount[1], ListSize[1]);
744 } while (ListCount[1] < ListSize[1]);
745 /* SetObject: this will fill descriptor with additional info and add alias in loader's cache */
746 IDirectMusicLoader_SetObject (pLoader, &pNewEntry->Desc);
747 /* now that SetObject collected appropriate info into descriptor we can live happily ever after;
748 or not, since we have to clean evidence of loading through stream... *sigh*
749 and we have to skip rest of the chunk, if we loaded through RIFF */
750 if (pNewEntry->bIsRIFF) {
751 liMove.QuadPart = uliPos.QuadPart;
752 IStream_Seek (pStm, liMove, STREAM_SEEK_SET, NULL);
753 pNewEntry->Desc.dwValidData &= ~DMUS_OBJ_STREAM; /* clear flag (and with bitwise complement) */
754 pNewEntry->Desc.pStream = NULL;
755 }
756 /* add entry to list of objects */
757 list_add_tail (This->pContainedObjects, &pNewEntry->entry);
758 break;
759 }
760 default: {
761 TRACE_(dmfile)(": unknown (skipping)\n");
762 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
763 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
764 break;
765 }
766 }
767 break;
768 }
769 default: {
770 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
771 liMove.QuadPart = Chunk.dwSize;
772 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
773 break;
774 }
775 }
776 TRACE_(dmfile)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount[0], ListSize[0]);
777 } while (ListCount[0] < ListSize[0]);
778 break;
779 }
780 default: {
781 TRACE_(dmfile)(": unknown (skipping)\n");
782 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
783 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
784 break;
785 }
786 }
787 break;
788 }
789 default: {
790 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
791 liMove.QuadPart = Chunk.dwSize;
792 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
793 break;
794 }
795 }
796 TRACE_(dmfile)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\n", StreamCount, StreamSize);
797 } while (StreamCount < StreamSize);
798 break;
799 }
800 default: {
801 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
802 liMove.QuadPart = StreamSize;
803 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
804 return E_FAIL;
805 }
806 }
807 TRACE_(dmfile)(": reading finished\n");
808 This->Desc.dwValidData |= DMUS_OBJ_LOADED;
809 break;
810 }
811 default: {
812 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
813 liMove.QuadPart = Chunk.dwSize;
814 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
815 return E_FAIL;
816 }
817 }
818
819 /* now, if DMUS_CONTAINER_NOLOADS is not set, we are supposed to load contained objects;
820 so when we call GetObject later, they'll already be in cache */
821 if (!(This->Header.dwFlags & DMUS_CONTAINER_NOLOADS)) {
822 struct list *pEntry;
823 LPWINE_CONTAINER_ENTRY pContainedObject;
824
825 TRACE(": DMUS_CONTAINER_NOLOADS not set... load all objects\n");
826
827 LIST_FOR_EACH (pEntry, This->pContainedObjects) {
828 IDirectMusicObject* pObject;
829 pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry);
830 /* get object from loader and then release it */
831 if (SUCCEEDED(IDirectMusicLoader_GetObject (pLoader, &pContainedObject->Desc, &IID_IDirectMusicObject, (LPVOID*)&pObject))) {
832 pContainedObject->pObject = pObject; /* for final release */
833 IDirectMusicObject_Release (pObject); /* we don't really need this one */
834 } else {
835 WARN(": failed to load contained object\n");
836 result = DMUS_S_PARTIALLOAD;
837 }
838 }
839 }
840
841 IDirectMusicLoader_Release (pLoader); /* release loader */
842
843 #if 0
844 /* DEBUG: dumps whole container object tree: */
845 if (TRACE_ON(dmloader)) {
846 int r = 0;
847 LPWINE_CONTAINER_ENTRY tmpEntry;
848 struct list *listEntry;
849
850 TRACE("*** IDirectMusicContainer (%p) ***\n", This->ContainerVtbl);
851 TRACE(" - Objects:\n");
852 LIST_FOR_EACH (listEntry, This->pContainedObjects) {
853 tmpEntry = LIST_ENTRY( listEntry, WINE_CONTAINER_ENTRY, entry );
854 TRACE(" - Object[%i]:\n", r);
855 TRACE(" - wszAlias: %s\n", debugstr_w(tmpEntry->wszAlias));
856 TRACE(" - Object descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC(&tmpEntry->Desc));
857 r++;
858 }
859 }
860 #endif
861
862 return result;
863 }
864
865 static HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
866 ERR(": should not be needed\n");
867 return E_NOTIMPL;
868 }
869
870 static HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
871 ERR(": should not be needed\n");
872 return E_NOTIMPL;
873 }
874
875 static const IPersistStreamVtbl DirectMusicContainer_PersistStream_Vtbl = {
876 IDirectMusicContainerImpl_IPersistStream_QueryInterface,
877 IDirectMusicContainerImpl_IPersistStream_AddRef,
878 IDirectMusicContainerImpl_IPersistStream_Release,
879 IDirectMusicContainerImpl_IPersistStream_GetClassID,
880 IDirectMusicContainerImpl_IPersistStream_IsDirty,
881 IDirectMusicContainerImpl_IPersistStream_Load,
882 IDirectMusicContainerImpl_IPersistStream_Save,
883 IDirectMusicContainerImpl_IPersistStream_GetSizeMax
884 };
885
886 /* for ClassFactory */
887 HRESULT WINAPI DMUSIC_CreateDirectMusicContainerImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
888 IDirectMusicContainerImpl* obj;
889
890 obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicContainerImpl));
891 if (NULL == obj) {
892 *ppobj = NULL;
893 return E_OUTOFMEMORY;
894 }
895 obj->ContainerVtbl = &DirectMusicContainer_Container_Vtbl;
896 obj->ObjectVtbl = &DirectMusicContainer_Object_Vtbl;
897 obj->PersistStreamVtbl = &DirectMusicContainer_PersistStream_Vtbl;
898 obj->dwRef = 0; /* will be inited by QueryInterface */
899 obj->pContainedObjects = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(struct list));
900 list_init (obj->pContainedObjects);
901
902 /* increase number of instances */
903 InterlockedIncrement (&dwDirectMusicContainer);
904
905 return IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface ((LPDIRECTMUSICCONTAINER)&obj->ContainerVtbl, lpcGUID, ppobj);
906 }
907
908 HRESULT WINAPI DMUSIC_DestroyDirectMusicContainerImpl (LPDIRECTMUSICCONTAINER iface) {
909 ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
910 LPDIRECTMUSICLOADER pLoader;
911 LPDIRECTMUSICGETLOADER pGetLoader;
912 struct list *pEntry;
913 LPWINE_CONTAINER_ENTRY pContainedObject;
914
915 /* get loader (from stream we loaded from) */
916 TRACE(": getting loader\n");
917 IStream_QueryInterface (This->pStream, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader);
918 IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader);
919 IDirectMusicGetLoader_Release (pGetLoader);
920
921 /* release objects from loader's cache (if appropriate) */
922 TRACE(": releasing objects from loader's cache\n");
923 LIST_FOR_EACH (pEntry, This->pContainedObjects) {
924 pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry);
925 /* my tests indicate that container releases objects *only*
926 if they were loaded at it's load-time (makes sense, it doesn't
927 have pointers to objects otherwise); BTW: native container seems
928 ti ignore the flags (I won't) */
929 if (pContainedObject->pObject && !(pContainedObject->dwFlags & DMUS_CONTAINED_OBJF_KEEP)) {
930 /* flags say it shouldn't be kept in loader's cache */
931 IDirectMusicLoader_ReleaseObject (pLoader, pContainedObject->pObject);
932 }
933 }
934 IDirectMusicLoader_Release (pLoader);
935
936 /* release stream we loaded from */
937 IStream_Release (This->pStream);
938
939 /* FIXME: release allocated entries */
940
941 /* decrease number of instances */
942 InterlockedDecrement (&dwDirectMusicContainer);
943
944 return S_OK;
945 }
useful hacks and other patches not (yet) suitable for mainline