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   1 /* IDirectMusicCollection 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 "dmusic_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 /*****************************************************************************
  26  * IDirectMusicCollectionImpl implementation
  27  */
  28 /* IDirectMusicCollectionImpl IUnknown part: */
  29 HRESULT WINAPI IDirectMusicCollectionImpl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  30         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, UnknownVtbl, iface);
  31         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  32
  33         if (IsEqualIID (riid, &IID_IUnknown)) {
  34                 *ppobj = (LPVOID)&This->UnknownVtbl;
  35                 IDirectMusicCollectionImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  36                 return S_OK;
  37         } else if (IsEqualIID (riid, &IID_IDirectMusicCollection)) {
  38                 *ppobj = (LPVOID)&This->CollectionVtbl;
  39                 IDirectMusicCollectionImpl_IDirectMusicCollection_AddRef ((LPDIRECTMUSICCOLLECTION)&This->CollectionVtbl);
  40                 return S_OK;
  41         } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
  42                 *ppobj = (LPVOID)&This->ObjectVtbl;
  43                 IDirectMusicCollectionImpl_IDirectMusicObject_AddRef ((LPDIRECTMUSICOBJECT)&This->ObjectVtbl);
  44                 return S_OK;
  45         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  46                 *ppobj = (LPVOID)&This->PersistStreamVtbl;
  47                 IDirectMusicCollectionImpl_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
  48                 return S_OK;
  49         }
  50
  51         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
  52         return E_NOINTERFACE;
  53 }
  54
  55 ULONG WINAPI IDirectMusicCollectionImpl_IUnknown_AddRef (LPUNKNOWN iface) {
  56         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, UnknownVtbl, iface);
  57         ULONG refCount = InterlockedIncrement(&This->ref);
  58
  59         TRACE("(%p)->(ref before=%lu)\n", This, refCount - 1);
  60
  61         DMUSIC_LockModule();
  62
  63         return refCount;
  64 }
  65
  66 ULONG WINAPI IDirectMusicCollectionImpl_IUnknown_Release (LPUNKNOWN iface) {
  67         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, UnknownVtbl, iface);
  68         ULONG refCount = InterlockedDecrement(&This->ref);
  69
  70         TRACE("(%p)->(ref before=%lu)\n", This, refCount + 1);
  71
  72         if (!refCount) {
  73                 HeapFree(GetProcessHeap(), 0, This);
  74         }
  75
  76         DMUSIC_UnlockModule();
  77
  78         return refCount;
  79 }
  80
  81 static const IUnknownVtbl DirectMusicCollection_Unknown_Vtbl = {
  82         IDirectMusicCollectionImpl_IUnknown_QueryInterface,
  83         IDirectMusicCollectionImpl_IUnknown_AddRef,
  84         IDirectMusicCollectionImpl_IUnknown_Release
  85 };
  86
  87 /* IDirectMusicCollectionImpl IDirectMusicCollection part: */
  88 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicCollection_QueryInterface (LPDIRECTMUSICCOLLECTION iface, REFIID riid, LPVOID *ppobj) {
  89         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, CollectionVtbl, iface);
  90         return IDirectMusicCollectionImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  91 }
  92
  93 ULONG WINAPI IDirectMusicCollectionImpl_IDirectMusicCollection_AddRef (LPDIRECTMUSICCOLLECTION iface) {
  94         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, CollectionVtbl, iface);
  95         return IDirectMusicCollectionImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  96 }
  97
  98 ULONG WINAPI IDirectMusicCollectionImpl_IDirectMusicCollection_Release (LPDIRECTMUSICCOLLECTION iface) {
  99         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, CollectionVtbl, iface);
 100         return IDirectMusicCollectionImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 101 }
 102
 103 /* IDirectMusicCollection Interface follow: */
 104 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicCollection_GetInstrument (LPDIRECTMUSICCOLLECTION iface, DWORD dwPatch, IDirectMusicInstrument** ppInstrument) {
 105         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, CollectionVtbl, iface);
 106         DMUS_PRIVATE_INSTRUMENTENTRY *tmpEntry;
 107         struct list *listEntry;
 108         DWORD dwInstPatch;
 109
 110         TRACE("(%p, %ld, %p)\n", This, dwPatch, ppInstrument);
 111
 112         LIST_FOR_EACH (listEntry, &This->Instruments) {
 113                 tmpEntry = LIST_ENTRY(listEntry, DMUS_PRIVATE_INSTRUMENTENTRY, entry);
 114                 IDirectMusicInstrument_GetPatch (tmpEntry->pInstrument, &dwInstPatch);
 115                 if (dwPatch == dwInstPatch) {
 116                         *ppInstrument = (LPDIRECTMUSICINSTRUMENT)tmpEntry->pInstrument;
 117                         IDirectMusicInstrument_AddRef (tmpEntry->pInstrument);
 118                         IDirectMusicInstrumentImpl_Custom_Load (tmpEntry->pInstrument, This->pStm); /* load instrument before returning it */
 119                         TRACE(": returning instrument %p\n", *ppInstrument);
 120                         return S_OK;
 121                 }
 122
 123         }
 124         TRACE(": instrument not found\n");
 125
 126         return DMUS_E_INVALIDPATCH;
 127 }
 128
 129 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicCollection_EnumInstrument (LPDIRECTMUSICCOLLECTION iface, DWORD dwIndex, DWORD* pdwPatch, LPWSTR pwszName, DWORD dwNameLen) {
 130         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, CollectionVtbl, iface);
 131         unsigned int r = 0;
 132         DMUS_PRIVATE_INSTRUMENTENTRY *tmpEntry;
 133         struct list *listEntry;
 134        DWORD dwLen;
 135
 136         TRACE("(%p, %ld, %p, %p, %ld)\n", This, dwIndex, pdwPatch, pwszName, dwNameLen);
 137         LIST_FOR_EACH (listEntry, &This->Instruments) {
 138                 tmpEntry = LIST_ENTRY(listEntry, DMUS_PRIVATE_INSTRUMENTENTRY, entry);
 139                 if (r == dwIndex) {
 140                         ICOM_NAME_MULTI (IDirectMusicInstrumentImpl, InstrumentVtbl, tmpEntry->pInstrument, pInstrument);
 141                         IDirectMusicInstrument_GetPatch (tmpEntry->pInstrument, pdwPatch);
 142                        if (pwszName) {
 143                                dwLen = min(strlenW(pInstrument->wszName),dwNameLen-1);
 144                                memcpy (pwszName, pInstrument->wszName, dwLen * sizeof(WCHAR));
 145                                pwszName[dwLen] = '\0';
 146                        }
 147                         return S_OK;
 148                 }
 149                 r++;
 150         }
 151
 152         return S_FALSE;
 153 }
 154
 155 static const IDirectMusicCollectionVtbl DirectMusicCollection_Collection_Vtbl = {
 156         IDirectMusicCollectionImpl_IDirectMusicCollection_QueryInterface,
 157         IDirectMusicCollectionImpl_IDirectMusicCollection_AddRef,
 158         IDirectMusicCollectionImpl_IDirectMusicCollection_Release,
 159         IDirectMusicCollectionImpl_IDirectMusicCollection_GetInstrument,
 160         IDirectMusicCollectionImpl_IDirectMusicCollection_EnumInstrument
 161 };
 162
 163 /* IDirectMusicCollectionImpl IDirectMusicObject part: */
 164 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 165         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, ObjectVtbl, iface);
 166         return IDirectMusicCollectionImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 167 }
 168
 169 ULONG WINAPI IDirectMusicCollectionImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 170         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, ObjectVtbl, iface);
 171         return IDirectMusicCollectionImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 172 }
 173
 174 ULONG WINAPI IDirectMusicCollectionImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 175         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, ObjectVtbl, iface);
 176         return IDirectMusicCollectionImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 177 }
 178
 179 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 180         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, ObjectVtbl, iface);
 181         TRACE("(%p, %p)\n", This, pDesc);
 182         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 183         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 184         return S_OK;
 185 }
 186
 187 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 188         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, ObjectVtbl, iface);
 189         TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc));
 190
 191         /* According to MSDN, we should copy only given values, not whole struct */
 192         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 193                 memcpy (&This->pDesc->guidObject, &pDesc->guidObject, sizeof (pDesc->guidObject));
 194         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 195                 memcpy (&This->pDesc->guidClass, &pDesc->guidClass, sizeof (pDesc->guidClass));
 196         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 197                lstrcpynW(This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 198         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 199                lstrcpynW(This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 200         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 201                lstrcpynW(This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 202         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 203                 memcpy (&This->pDesc->vVersion, &pDesc->vVersion, sizeof (pDesc->vVersion));
 204         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 205                 memcpy (&This->pDesc->ftDate, &pDesc->ftDate, sizeof (pDesc->ftDate));
 206         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 207                 memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength));
 208                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData));
 209         }
 210         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 211                 /* according to MSDN, we copy the stream */
 212                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 213         }
 214
 215         /* add new flags */
 216         This->pDesc->dwValidData |= pDesc->dwValidData;
 217
 218         return S_OK;
 219 }
 220
 221 HRESULT WINAPI IDirectMusicCollectionImpl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 222         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, ObjectVtbl, iface);
 223         DMUS_PRIVATE_CHUNK Chunk;
 224         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 225         LARGE_INTEGER liMove; /* used when skipping chunks */
 226
 227         TRACE("(%p, %p, %p)\n", This, pStream, pDesc);
 228
 229         /* FIXME: should this be determined from stream? */
 230         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 231         memcpy (&pDesc->guidClass, &CLSID_DirectMusicCollection, sizeof(CLSID));
 232
 233         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 234         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 235         switch (Chunk.fccID) {
 236                 case FOURCC_RIFF: {
 237                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 238                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 239                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 240                         StreamCount = 0;
 241                         if (Chunk.fccID == mmioFOURCC('D','L','S',' ')) {
 242                                 TRACE_(dmfile)(": collection form\n");
 243                                 do {
 244                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 245                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 246                                         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 247                                         switch (Chunk.fccID) {
 248                                                 case FOURCC_DLID: {
 249                                                         TRACE_(dmfile)(": GUID chunk\n");
 250                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 251                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 252                                                         break;
 253                                                 }
 254                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 255                                                         TRACE_(dmfile)(": version chunk\n");
 256                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 257                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 258                                                         break;
 259                                                 }
 260                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 261                                                         TRACE_(dmfile)(": category chunk\n");
 262                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 263                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 264                                                         break;
 265                                                 }
 266                                                 case FOURCC_LIST: {
 267                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 268                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 269                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 270                                                         ListCount[0] = 0;
 271                                                         switch (Chunk.fccID) {
 272                                                                 /* pure INFO list, such can be found in dls collections */
 273                                                                 case mmioFOURCC('I','N','F','O'): {
 274                                                                         TRACE_(dmfile)(": INFO list\n");
 275                                                                         do {
 276                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 277                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 278                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 279                                                                                 switch (Chunk.fccID) {
 280                                                                                         case mmioFOURCC('I','N','A','M'):{
 281                                                                                                 CHAR szName[DMUS_MAX_NAME];
 282                                                                                                 TRACE_(dmfile)(": name chunk\n");
 283                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 284                                                                                                 IStream_Read (pStream, szName, Chunk.dwSize, NULL);
 285                                                                                                 MultiByteToWideChar (CP_ACP, 0, szName, -1, pDesc->wszName, DMUS_MAX_NAME);
 286                                                                                                 if (even_or_odd(Chunk.dwSize)) {
 287                                                                                                         ListCount[0] ++;
 288                                                                                                         liMove.QuadPart = 1;
 289                                                                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 290                                                                                                 }
 291                                                                                                 break;
 292                                                                                         }
 293                                                                                         case mmioFOURCC('I','A','R','T'): {
 294                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 295                                                                                                 if (even_or_odd(Chunk.dwSize)) {
 296                                                                                                         ListCount[0] ++;
 297                                                                                                         Chunk.dwSize++;
 298                                                                                                 }
 299                                                                                                 liMove.QuadPart = Chunk.dwSize;
 300                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 301                                                                                                 break;
 302                                                                                         }
 303                                                                                         case mmioFOURCC('I','C','O','P'): {
 304                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 305                                                                                                 if (even_or_odd(Chunk.dwSize)) {
 306                                                                                                         ListCount[0] ++;
 307                                                                                                         Chunk.dwSize++;
 308                                                                                                 }
 309                                                                                                 liMove.QuadPart = Chunk.dwSize;
 310                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 311                                                                                                 break;
 312                                                                                         }
 313                                                                                         case mmioFOURCC('I','S','B','J'): {
 314                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 315                                                                                                 if (even_or_odd(Chunk.dwSize)) {
 316                                                                                                         ListCount[0] ++;
 317                                                                                                         Chunk.dwSize++;
 318                                                                                                 }
 319                                                                                                 liMove.QuadPart = Chunk.dwSize;
 320                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 321                                                                                                 break;
 322                                                                                         }
 323                                                                                         case mmioFOURCC('I','C','M','T'): {
 324                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 325                                                                                                 if (even_or_odd(Chunk.dwSize)) {
 326                                                                                                         ListCount[0] ++;
 327                                                                                                         Chunk.dwSize++;
 328                                                                                                 }
 329                                                                                                 liMove.QuadPart = Chunk.dwSize;
 330                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 331                                                                                                 break;
 332                                                                                         }
 333                                                                                         default: {
 334                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 335                                                                                                 if (even_or_odd(Chunk.dwSize)) {
 336                                                                                                         ListCount[0] ++;
 337                                                                                                         Chunk.dwSize++;
 338                                                                                                 }
 339                                                                                                 liMove.QuadPart = Chunk.dwSize;
 340                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 341                                                                                                 break;
 342                                                                                         }
 343                                                                                 }
 344                                                                                 TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 345                                                                         } while (ListCount[0] < ListSize[0]);
 346                                                                         break;
 347                                                                 }
 348                                                                 default: {
 349                                                                         TRACE_(dmfile)(": unknown (skipping)\n");
 350                                                                         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 351                                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 352                                                                         break;
 353                                                                 }
 354                                                         }
 355                                                         break;
 356                                                 }
 357                                                 default: {
 358                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 359                                                         liMove.QuadPart = Chunk.dwSize;
 360                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 361                                                         break;
 362                                                 }
 363                                         }
 364                                         TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
 365                                 } while (StreamCount < StreamSize);
 366                         } else {
 367                                 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 368                                 liMove.QuadPart = StreamSize;
 369                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 370                                 return E_FAIL;
 371                         }
 372
 373                         TRACE_(dmfile)(": reading finished\n");
 374                         break;
 375                 }
 376                 default: {
 377                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 378                         liMove.QuadPart = Chunk.dwSize;
 379                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 380                         return DMUS_E_INVALIDFILE;
 381                 }
 382         }
 383
 384         TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
 385
 386         return S_OK;
 387 }
 388
 389 static const IDirectMusicObjectVtbl DirectMusicCollection_Object_Vtbl = {
 390         IDirectMusicCollectionImpl_IDirectMusicObject_QueryInterface,
 391         IDirectMusicCollectionImpl_IDirectMusicObject_AddRef,
 392         IDirectMusicCollectionImpl_IDirectMusicObject_Release,
 393         IDirectMusicCollectionImpl_IDirectMusicObject_GetDescriptor,
 394         IDirectMusicCollectionImpl_IDirectMusicObject_SetDescriptor,
 395         IDirectMusicCollectionImpl_IDirectMusicObject_ParseDescriptor
 396 };
 397
 398 /* IDirectMusicCollectionImpl IPersistStream part: */
 399 HRESULT WINAPI IDirectMusicCollectionImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 400         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, PersistStreamVtbl, iface);
 401         return IDirectMusicCollectionImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 402 }
 403
 404 ULONG WINAPI IDirectMusicCollectionImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 405         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, PersistStreamVtbl, iface);
 406         return IDirectMusicCollectionImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 407 }
 408
 409 ULONG WINAPI IDirectMusicCollectionImpl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 410         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, PersistStreamVtbl, iface);
 411         return IDirectMusicCollectionImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 412 }
 413
 414 HRESULT WINAPI IDirectMusicCollectionImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 415         return E_NOTIMPL;
 416 }
 417
 418 HRESULT WINAPI IDirectMusicCollectionImpl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 419         return E_NOTIMPL;
 420 }
 421
 422 HRESULT WINAPI IDirectMusicCollectionImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 423         ICOM_THIS_MULTI(IDirectMusicCollectionImpl, PersistStreamVtbl, iface);
 424
 425         DMUS_PRIVATE_CHUNK Chunk;
 426         DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 427         LARGE_INTEGER liMove; /* used when skipping chunks */
 428         ULARGE_INTEGER dlibCollectionPosition, dlibInstrumentPosition, dlibWavePoolPosition;
 429
 430         IStream_AddRef (pStm); /* add count for later references */
 431         liMove.QuadPart = 0;
 432         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, &dlibCollectionPosition); /* store offset, in case it'll be needed later */
 433         This->liCollectionPosition.QuadPart = dlibCollectionPosition.QuadPart;
 434         This->pStm = pStm;
 435
 436         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 437         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 438         switch (Chunk.fccID) {
 439                 case FOURCC_RIFF: {
 440                         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 441                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 442                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 443                         StreamCount = 0;
 444                         switch (Chunk.fccID) {
 445                                 case FOURCC_DLS: {
 446                                         TRACE_(dmfile)(": collection form\n");
 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 = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 451                                                 switch (Chunk.fccID) {
 452                                                         case FOURCC_COLH: {
 453                                                                 TRACE_(dmfile)(": collection header chunk\n");
 454                                                                 This->pHeader = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
 455                                                                 IStream_Read (pStm, This->pHeader, Chunk.dwSize, NULL);
 456                                                                 break;
 457                                                         }
 458                                                         case FOURCC_DLID: {
 459                                                                 TRACE_(dmfile)(": DLID (GUID) chunk\n");
 460                                                                 This->pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 461                                                                 IStream_Read (pStm, &This->pDesc->guidObject, Chunk.dwSize, NULL);
 462                                                                 break;
 463                                                         }
 464                                                         case FOURCC_VERS: {
 465                                                                 TRACE_(dmfile)(": version chunk\n");
 466                                                                 This->pDesc->dwValidData |= DMUS_OBJ_VERSION;
 467                                                                 IStream_Read (pStm, &This->pDesc->vVersion, Chunk.dwSize, NULL);
 468                                                                 break;
 469                                                         }
 470                                                         case FOURCC_PTBL: {
 471                                                                 TRACE_(dmfile)(": pool table chunk\n");
 472                                                                 This->pPoolTable = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(POOLTABLE));
 473                                                                 IStream_Read (pStm, This->pPoolTable, sizeof(POOLTABLE), NULL);
 474                                                                 Chunk.dwSize -= sizeof(POOLTABLE);
 475                                                                 This->pPoolCues = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, This->pPoolTable->cCues*sizeof(POOLCUE));
 476                                                                 IStream_Read (pStm, This->pPoolCues, Chunk.dwSize, NULL);
 477                                                                 break;
 478                                                         }
 479                                                         case FOURCC_LIST: {
 480                                                                 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 481                                                                 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 482                                                                 ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 483                                                                 ListCount[0] = 0;
 484                                                                 switch (Chunk.fccID) {
 485                                                                         case mmioFOURCC('I','N','F','O'): {
 486                                                                                 TRACE_(dmfile)(": INFO list\n");
 487                                                                                 do {
 488                                                                                         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 489                                                                                         ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 490                                                                                         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 491                                                                                         switch (Chunk.fccID) {
 492                                                                                                 case mmioFOURCC('I','N','A','M'): {
 493                                                                                                         CHAR szName[DMUS_MAX_NAME];
 494                                                                                                         TRACE_(dmfile)(": name chunk\n");
 495                                                                                                         This->pDesc->dwValidData |= DMUS_OBJ_NAME;
 496                                                                                                         IStream_Read (pStm, szName, Chunk.dwSize, NULL);
 497                                                                                                         MultiByteToWideChar (CP_ACP, 0, szName, -1, This->pDesc->wszName, DMUS_MAX_NAME);
 498                                                                                                         if (even_or_odd(Chunk.dwSize)) {
 499                                                                                                                 ListCount[0] ++;
 500                                                                                                                 liMove.QuadPart = 1;
 501                                                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 502                                                                                                         }
 503                                                                                                         break;
 504                                                                                                 }
 505                                                                                                 case mmioFOURCC('I','A','R','T'): {
 506                                                                                                         TRACE_(dmfile)(": artist chunk (ignored)\n");
 507                                                                                                         if (even_or_odd(Chunk.dwSize)) {
 508                                                                                                                 ListCount[0] ++;
 509                                                                                                                 Chunk.dwSize++;
 510                                                                                                         }
 511                                                                                                         liMove.QuadPart = Chunk.dwSize;
 512                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 513                                                                                                         break;
 514                                                                                                 }
 515                                                                                                 case mmioFOURCC('I','C','O','P'): {
 516                                                                                                         TRACE_(dmfile)(": copyright chunk\n");
 517                                                                                                         This->szCopyright = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
 518                                                                                                         IStream_Read (pStm, This->szCopyright, Chunk.dwSize, NULL);
 519                                                                                                         if (even_or_odd(Chunk.dwSize)) {
 520                                                                                                                 ListCount[0] ++;
 521                                                                                                                 liMove.QuadPart = 1;
 522                                                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 523                                                                                                         }
 524                                                                                                         break;
 525                                                                                                 }
 526                                                                                                 case mmioFOURCC('I','S','B','J'): {
 527                                                                                                         TRACE_(dmfile)(": subject chunk (ignored)\n");
 528                                                                                                         if (even_or_odd(Chunk.dwSize)) {
 529                                                                                                                 ListCount[0] ++;
 530                                                                                                                 Chunk.dwSize++;
 531                                                                                                         }
 532                                                                                                         liMove.QuadPart = Chunk.dwSize;
 533                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 534                                                                                                         break;
 535                                                                                                 }
 536                                                                                                 case mmioFOURCC('I','C','M','T'): {
 537                                                                                                         TRACE_(dmfile)(": comment chunk (ignored)\n");
 538                                                                                                         if (even_or_odd(Chunk.dwSize)) {
 539                                                                                                                 ListCount[0] ++;
 540                                                                                                                 Chunk.dwSize++;
 541                                                                                                         }
 542                                                                                                         liMove.QuadPart = Chunk.dwSize;
 543                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 544                                                                                                         break;
 545                                                                                                 }
 546                                                                                                 default: {
 547                                                                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 548                                                                                                         if (even_or_odd(Chunk.dwSize)) {
 549                                                                                                                 ListCount[0] ++;
 550                                                                                                                 Chunk.dwSize++;
 551                                                                                                         }
 552                                                                                                         liMove.QuadPart = Chunk.dwSize;
 553                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 554                                                                                                         break;
 555                                                                                                 }
 556                                                                                         }
 557                                                                                         TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 558                                                                                 } while (ListCount[0] < ListSize[0]);
 559                                                                                 break;
 560                                                                         }
 561                                                                         case FOURCC_WVPL: {
 562                                                                                 TRACE_(dmfile)(": wave pool list (mark & skip)\n");
 563                                                                                 liMove.QuadPart = 0;
 564                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, &dlibWavePoolPosition); /* store position */
 565                                                                                 This->liWavePoolTablePosition.QuadPart = dlibWavePoolPosition.QuadPart;
 566                                                                                 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 567                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 568                                                                                 break;
 569                                                                         }
 570                                                                         case FOURCC_LINS: {
 571                                                                                 TRACE_(dmfile)(": instruments list\n");
 572                                                                                 do {
 573                                                                                         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 574                                                                                         ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 575                                                                                         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 576                                                                                         switch (Chunk.fccID) {
 577                                                                                                 case FOURCC_LIST: {
 578                                                                                                         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 579                                                                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 580                                                                                                         ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 581                                                                                                         ListCount[1] = 0;
 582                                                                                                         switch (Chunk.fccID) {
 583                                                                                                                 case FOURCC_INS: {
 584                                                                                                                         LPDMUS_PRIVATE_INSTRUMENTENTRY pNewInstrument = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_INSTRUMENTENTRY));
 585                                                                                                                         TRACE_(dmfile)(": instrument list\n");
 586                                                                                                                         DMUSIC_CreateDirectMusicInstrumentImpl (&IID_IDirectMusicInstrument, (LPVOID*)&pNewInstrument->pInstrument, NULL); /* only way to create this one... even M$ does it discretly */
 587                                                                                                                         {
 588                                                                                                                             ICOM_NAME_MULTI (IDirectMusicInstrumentImpl, InstrumentVtbl, pNewInstrument->pInstrument, pInstrument);
 589                                                                                                                             liMove.QuadPart = 0;
 590                                                                                                                             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, &dlibInstrumentPosition);
 591                                                                                                                             pInstrument->liInstrumentPosition.QuadPart = dlibInstrumentPosition.QuadPart - (2*sizeof(FOURCC) + sizeof(DWORD)); /* store offset, it'll be needed later */
 592
 593                                                                                                                             do {
 594                                                                                                                                 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 595                                                                                                                                 ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 596                                                                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 597                                                                                                                                 switch (Chunk.fccID) {
 598                                                                                                                                         case FOURCC_INSH: {
 599                                                                                                                                                 TRACE_(dmfile)(": instrument header chunk\n");
 600                                                                                                                                                 pInstrument->pHeader = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
 601                                                                                                                                                 IStream_Read (pStm, pInstrument->pHeader, Chunk.dwSize, NULL);
 602                                                                                                                                                 break;
 603                                                                                                                                         }
 604                                                                                                                                         case FOURCC_DLID: {
 605                                                                                                                                                 TRACE_(dmfile)(": DLID (GUID) chunk\n");
 606                                                                                                                                                 pInstrument->pInstrumentID = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
 607                                                                                                                                                 IStream_Read (pStm, pInstrument->pInstrumentID, Chunk.dwSize, NULL);
 608                                                                                                                                                 break;
 609                                                                                                                                         }
 610                                                                                                                                         case FOURCC_LIST: {
 611                                                                                                                                                 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 612                                                                                                                                                 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 613                                                                                                                                                 ListSize[2] = Chunk.dwSize - sizeof(FOURCC);
 614                                                                                                                                                 ListCount[2] = 0;
 615                                                                                                                                                 switch (Chunk.fccID) {
 616                                                                                                                                                         default: {
 617                                                                                                                                                                 TRACE_(dmfile)(": unknown (skipping)\n");
 618                                                                                                                                                                 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 619                                                                                                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 620                                                                                                                                                                 break;
 621                                                                                                                                                         }
 622                                                                                                                                                 }
 623                                                                                                                                                 break;
 624                                                                                                                                         }
 625                                                                                                                                         default: {
 626                                                                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 627                                                                                                                                                 liMove.QuadPart = Chunk.dwSize;
 628                                                                                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 629                                                                                                                                                 break;
 630                                                                                                                                         }
 631                                                                                                                                 }
 632                                                                                                                                 TRACE_(dmfile)(": ListCount[1] = %ld < ListSize[1] = %ld\n", ListCount[1], ListSize[1]);
 633                                                                                                                             } while (ListCount[1] < ListSize[1]);
 634                                                                                                                             /* DEBUG: dumps whole instrument object tree: */
 635                                                                                                                             if (TRACE_ON(dmusic)) {
 636                                                                                                                                 TRACE("*** IDirectMusicInstrument (%p) ***\n", pInstrument);
 637                                                                                                                                 if (pInstrument->pInstrumentID)
 638                                                                                                                                         TRACE(" - GUID = %s\n", debugstr_dmguid(pInstrument->pInstrumentID));
 639
 640                                                                                                                                 TRACE(" - Instrument header:\n");
 641                                                                                                                                 TRACE("    - cRegions: %ld\n", pInstrument->pHeader->cRegions);
 642                                                                                                                                 TRACE("    - Locale:\n");
 643                                                                                                                                 TRACE("       - ulBank: %ld\n", pInstrument->pHeader->Locale.ulBank);
 644                                                                                                                                 TRACE("       - ulInstrument: %ld\n", pInstrument->pHeader->Locale.ulInstrument);
 645                                                                                                                                 TRACE("       => dwPatch: %ld\n", MIDILOCALE2Patch(&pInstrument->pHeader->Locale));
 646                                                                                                                             }
 647                                                                                                                             list_add_tail (&This->Instruments, &pNewInstrument->entry);
 648                                                                                                                         }
 649                                                                                                                         break;
 650                                                                                                                 }
 651                                                                                                         }
 652                                                                                                         break;
 653                                                                                                 }
 654                                                                                                 default: {
 655                                                                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 656                                                                                                         liMove.QuadPart = Chunk.dwSize;
 657                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 658                                                                                                         break;
 659                                                                                                 }
 660                                                                                         }
 661                                                                                         TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 662                                                                                 } while (ListCount[0] < ListSize[0]);
 663                                                                                 break;
 664                                                                         }
 665                                                                         default: {
 666                                                                                 TRACE_(dmfile)(": unknown (skipping)\n");
 667                                                                                 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 668                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 669                                                                                 break;
 670                                                                         }
 671                                                                 }
 672                                                                 break;
 673                                                         }
 674                                                         default: {
 675                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 676                                                                 liMove.QuadPart = Chunk.dwSize;
 677                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 678                                                                 break;
 679                                                         }
 680                                                 }
 681                                                 TRACE_(dmfile)(": StreamCount = %ld < StreamSize = %ld\n", StreamCount, StreamSize);
 682                                         } while (StreamCount < StreamSize);
 683                                         break;
 684                                 }
 685                                 default: {
 686                                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 687                                         liMove.QuadPart = StreamSize;
 688                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 689                                         return E_FAIL;
 690                                 }
 691                         }
 692                         TRACE_(dmfile)(": reading finished\n");
 693                         break;
 694                 }
 695                 default: {
 696                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 697                         liMove.QuadPart = Chunk.dwSize;
 698                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 699                         return E_FAIL;
 700                 }
 701         }
 702
 703         /* DEBUG: dumps whole collection object tree: */
 704         if (TRACE_ON(dmusic)) {
 705                 int r = 0;
 706                 DMUS_PRIVATE_INSTRUMENTENTRY *tmpEntry;
 707                 struct list *listEntry;
 708
 709                 TRACE("*** IDirectMusicCollection (%p) ***\n", This->CollectionVtbl);
 710                 if (This->pDesc->dwValidData & DMUS_OBJ_OBJECT)
 711                         TRACE(" - GUID = %s\n", debugstr_dmguid(&This->pDesc->guidObject));
 712                 if (This->pDesc->dwValidData & DMUS_OBJ_VERSION)
 713                         TRACE(" - Version = %i,%i,%i,%i\n", (This->pDesc->vVersion.dwVersionMS >> 8) && 0x0000FFFF, This->pDesc->vVersion.dwVersionMS && 0x0000FFFF, \
 714                                 (This->pDesc->vVersion.dwVersionLS >> 8) && 0x0000FFFF, This->pDesc->vVersion.dwVersionLS && 0x0000FFFF);
 715                 if (This->pDesc->dwValidData & DMUS_OBJ_NAME)
 716                         TRACE(" - Name = %s\n", debugstr_w(This->pDesc->wszName));
 717
 718                 TRACE(" - Collection header:\n");
 719                 TRACE("    - cInstruments: %ld\n", This->pHeader->cInstruments);
 720                 TRACE(" - Instruments:\n");
 721
 722                 LIST_FOR_EACH (listEntry, &This->Instruments) {
 723                         tmpEntry = LIST_ENTRY( listEntry, DMUS_PRIVATE_INSTRUMENTENTRY, entry );
 724                         TRACE("    - Instrument[%i]: %p\n", r, tmpEntry->pInstrument);
 725                         r++;
 726                 }
 727         }
 728
 729         return S_OK;
 730 }
 731
 732 HRESULT WINAPI IDirectMusicCollectionImpl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 733         return E_NOTIMPL;
 734 }
 735
 736 HRESULT WINAPI IDirectMusicCollectionImpl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 737         return E_NOTIMPL;
 738 }
 739
 740 static const IPersistStreamVtbl DirectMusicCollection_PersistStream_Vtbl = {
 741         IDirectMusicCollectionImpl_IPersistStream_QueryInterface,
 742         IDirectMusicCollectionImpl_IPersistStream_AddRef,
 743         IDirectMusicCollectionImpl_IPersistStream_Release,
 744         IDirectMusicCollectionImpl_IPersistStream_GetClassID,
 745         IDirectMusicCollectionImpl_IPersistStream_IsDirty,
 746         IDirectMusicCollectionImpl_IPersistStream_Load,
 747         IDirectMusicCollectionImpl_IPersistStream_Save,
 748         IDirectMusicCollectionImpl_IPersistStream_GetSizeMax
 749 };
 750
 751
 752 /* for ClassFactory */
 753 HRESULT WINAPI DMUSIC_CreateDirectMusicCollectionImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 754         IDirectMusicCollectionImpl* obj;
 755
 756         obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicCollectionImpl));
 757         if (NULL == obj) {
 758                 *ppobj = NULL;
 759                 return E_OUTOFMEMORY;
 760         }
 761         obj->UnknownVtbl = &DirectMusicCollection_Unknown_Vtbl;
 762         obj->CollectionVtbl = &DirectMusicCollection_Collection_Vtbl;
 763         obj->ObjectVtbl = &DirectMusicCollection_Object_Vtbl;
 764         obj->PersistStreamVtbl = &DirectMusicCollection_PersistStream_Vtbl;
 765         obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 766         DM_STRUCT_INIT(obj->pDesc);
 767         obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 768         memcpy (&obj->pDesc->guidClass, &CLSID_DirectMusicCollection, sizeof (CLSID));
 769         obj->ref = 0; /* will be inited by QueryInterface */
 770         list_init (&obj->Instruments);
 771
 772         return IDirectMusicCollectionImpl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj);
 773 }