git.oblomov.eu Git - wine/blob - dlls/dmloader/container.c

   1 /* IDirectMusicContainer
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "dmloader_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmloader);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 /*****************************************************************************
  26  * IDirectMusicContainerImpl implementation
  27  */
  28 /* IDirectMusicContainerImpl IUnknown part: */
  29 HRESULT WINAPI IDirectMusicContainerImpl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  30         ICOM_THIS_MULTI(IDirectMusicContainerImpl, UnknownVtbl, iface);
  31
  32         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  33         if (IsEqualIID (riid, &IID_IUnknown)) {
  34                 *ppobj = (LPVOID)&This->UnknownVtbl;
  35                 IDirectMusicContainerImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  36                 return S_OK;
  37         } else if (IsEqualIID (riid, &IID_IDirectMusicContainer)) {
  38                 *ppobj = (LPVOID)&This->ContainerVtbl;
  39                 IDirectMusicContainerImpl_IDirectMusicContainer_AddRef ((LPDIRECTMUSICCONTAINER)&This->ContainerVtbl);
  40                 return S_OK;
  41         } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
  42                 *ppobj = (LPVOID)&This->ObjectVtbl;
  43                 IDirectMusicContainerImpl_IDirectMusicObject_AddRef ((LPDIRECTMUSICOBJECT)&This->ObjectVtbl);
  44                 return S_OK;
  45         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  46                 *ppobj = (LPVOID)&This->PersistStreamVtbl;
  47                 IDirectMusicContainerImpl_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 IDirectMusicContainerImpl_IUnknown_AddRef (LPUNKNOWN iface) {
  56         ICOM_THIS_MULTI(IDirectMusicContainerImpl, UnknownVtbl, iface);
  57         TRACE("(%p): AddRef from %ld\n", This, This->ref);
  58         return ++(This->ref);
  59 }
  60
  61 ULONG WINAPI IDirectMusicContainerImpl_IUnknown_Release (LPUNKNOWN iface) {
  62         ICOM_THIS_MULTI(IDirectMusicContainerImpl, UnknownVtbl, iface);
  63         ULONG ref = --This->ref;
  64         TRACE("(%p): ReleaseRef to %ld\n", This, This->ref);
  65         if (ref == 0) {
  66                 HeapFree(GetProcessHeap(), 0, This);
  67         }
  68         return ref;
  69 }
  70
  71 ICOM_VTABLE(IUnknown) DirectMusicContainer_Unknown_Vtbl = {
  72     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  73         IDirectMusicContainerImpl_IUnknown_QueryInterface,
  74         IDirectMusicContainerImpl_IUnknown_AddRef,
  75         IDirectMusicContainerImpl_IUnknown_Release
  76 };
  77
  78 /* IDirectMusicContainer Interface follow: */
  79 HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface (LPDIRECTMUSICCONTAINER iface, REFIID riid, LPVOID *ppobj) {
  80         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
  81         return IDirectMusicContainerImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  82 }
  83
  84 ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_AddRef (LPDIRECTMUSICCONTAINER iface) {
  85         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
  86         return IDirectMusicContainerImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  87 }
  88
  89 ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_Release (LPDIRECTMUSICCONTAINER iface) {
  90         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
  91         return IDirectMusicContainerImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
  92 }
  93
  94 HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicContainer_EnumObject (LPDIRECTMUSICCONTAINER iface, REFGUID rguidClass, DWORD dwIndex, LPDMUS_OBJECTDESC pDesc, WCHAR* pwszAlias) {
  95         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ContainerVtbl, iface);
  96         DWORD i = -1; /* index ;) ... must be -1 since dwIndex can be 0 */
  97         struct list *listEntry;
  98         LPDMUS_PRIVATE_CONTAINED_OBJECT_ENTRY objectEntry;
  99
 100         TRACE("(%p, %s, %ld, %p, %p)\n", This, debugstr_dmguid(rguidClass), dwIndex, pDesc, pwszAlias);
 101         LIST_FOR_EACH (listEntry, &This->ObjectsList) {
 102                 objectEntry = LIST_ENTRY(listEntry, DMUS_PRIVATE_CONTAINED_OBJECT_ENTRY, entry);
 103                 if (IsEqualGUID(rguidClass, &GUID_DirectMusicAllTypes)) i++;
 104                 else if (IsEqualGUID(rguidClass, &objectEntry->pDesc->guidClass)) i++;
 105
 106                 if (i == dwIndex) {
 107                         if (pDesc)
 108                                 memcpy (pDesc, objectEntry->pDesc, sizeof(DMUS_OBJECTDESC));
 109                         if (pwszAlias && objectEntry->wszAlias) {
 110                                 strncpyW (pwszAlias, objectEntry->wszAlias, DMUS_MAX_NAME);
 111                                 if (strlenW (objectEntry->wszAlias) > DMUS_MAX_NAME)
 112                                         return DMUS_S_STRING_TRUNCATED;
 113                         }
 114
 115                         return S_OK;
 116                 }
 117         }
 118
 119         return S_FALSE;
 120 }
 121
 122 ICOM_VTABLE(IDirectMusicContainer) DirectMusicContainer_Container_Vtbl = {
 123     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 124         IDirectMusicContainerImpl_IDirectMusicContainer_QueryInterface,
 125         IDirectMusicContainerImpl_IDirectMusicContainer_AddRef,
 126         IDirectMusicContainerImpl_IDirectMusicContainer_Release,
 127         IDirectMusicContainerImpl_IDirectMusicContainer_EnumObject
 128 };
 129
 130 /* IDirectMusicContainerImpl IDirectMusicObject part: */
 131 HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 132         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
 133         return IDirectMusicContainerImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 134 }
 135
 136 ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 137         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
 138         return IDirectMusicContainerImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 139 }
 140
 141 ULONG WINAPI IDirectMusicContainerImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 142         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
 143         return IDirectMusicContainerImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 144 }
 145
 146 HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 147         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
 148         TRACE("(%p, %p)\n", This, pDesc);
 149         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 150         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 151         return S_OK;
 152 }
 153
 154 HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 155         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
 156         TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc));
 157
 158         /* According to MSDN, we should copy only given values, not whole struct */
 159         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 160                 memcpy (&This->pDesc->guidObject, &pDesc->guidObject, sizeof (pDesc->guidObject));
 161         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 162                 memcpy (&This->pDesc->guidClass, &pDesc->guidClass, sizeof (pDesc->guidClass));
 163         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 164                 strncpyW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 165         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 166                 strncpyW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 167         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 168                 strncpyW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 169         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 170                 memcpy (&This->pDesc->vVersion, &pDesc->vVersion, sizeof (pDesc->vVersion));
 171         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 172                 memcpy (&This->pDesc->ftDate, &pDesc->ftDate, sizeof (pDesc->ftDate));
 173         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 174                 memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength));
 175                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData));
 176         }
 177         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 178                 /* according to MSDN, we copy the stream */
 179                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 180         }
 181
 182         /* add new flags */
 183         This->pDesc->dwValidData |= pDesc->dwValidData;
 184
 185         return S_OK;
 186 }
 187
 188 HRESULT WINAPI IDirectMusicContainerImpl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 189         ICOM_THIS_MULTI(IDirectMusicContainerImpl, ObjectVtbl, iface);
 190         DMUS_PRIVATE_CHUNK Chunk;
 191         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 192         LARGE_INTEGER liMove; /* used when skipping chunks */
 193
 194         TRACE("(%p, %p, %p)\n", This, pStream, pDesc);
 195
 196         /* FIXME: should this be determined from stream? */
 197         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 198         memcpy (&pDesc->guidClass, &CLSID_DirectMusicContainer, sizeof(CLSID));
 199
 200         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 201         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 202         switch (Chunk.fccID) {
 203                 case FOURCC_RIFF: {
 204                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 205                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 206                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 207                         StreamCount = 0;
 208                         if (Chunk.fccID == DMUS_FOURCC_CONTAINER_FORM) {
 209                                 TRACE_(dmfile)(": container form\n");
 210                                 do {
 211                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 212                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 213                                         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 214                                         switch (Chunk.fccID) {
 215                                                 case DMUS_FOURCC_GUID_CHUNK: {
 216                                                         TRACE_(dmfile)(": GUID chunk\n");
 217                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 218                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 219                                                         break;
 220                                                 }
 221                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 222                                                         TRACE_(dmfile)(": version chunk\n");
 223                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 224                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 225                                                         break;
 226                                                 }
 227                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 228                                                         TRACE_(dmfile)(": category chunk\n");
 229                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 230                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 231                                                         break;
 232                                                 }
 233                                                 case FOURCC_LIST: {
 234                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 235                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 236                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 237                                                         ListCount[0] = 0;
 238                                                         switch (Chunk.fccID) {
 239                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
 240                                                                 case DMUS_FOURCC_UNFO_LIST: {
 241                                                                         TRACE_(dmfile)(": UNFO list\n");
 242                                                                         do {
 243                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 244                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 245                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 246                                                                                 switch (Chunk.fccID) {
 247                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 248                                              (though strings seem to be valid unicode) */
 249                                                                                         case mmioFOURCC('I','N','A','M'):
 250                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
 251                                                                                                 TRACE_(dmfile)(": name chunk\n");
 252                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 253                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
 254                                                                                                 break;
 255                                                                                         }
 256                                                                                         case mmioFOURCC('I','A','R','T'):
 257                                                                                         case DMUS_FOURCC_UART_CHUNK: {
 258                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 259                                                                                                 liMove.QuadPart = Chunk.dwSize;
 260                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 261                                                                                                 break;
 262                                                                                         }
 263                                                                                         case mmioFOURCC('I','C','O','P'):
 264                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
 265                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 266                                                                                                 liMove.QuadPart = Chunk.dwSize;
 267                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 268                                                                                                 break;
 269                                                                                         }
 270                                                                                         case mmioFOURCC('I','S','B','J'):
 271                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
 272                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 273                                                                                                 liMove.QuadPart = Chunk.dwSize;
 274                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 275                                                                                                 break;
 276                                                                                         }
 277                                                                                         case mmioFOURCC('I','C','M','T'):
 278                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
 279                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 280                                                                                                 liMove.QuadPart = Chunk.dwSize;
 281                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 282                                                                                                 break;
 283                                                                                         }
 284                                                                                         default: {
 285                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 286                                                                                                 liMove.QuadPart = Chunk.dwSize;
 287                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 288                                                                                                 break;
 289                                                                                         }
 290                                                                                 }
 291                                                                                 TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 292                                                                         } while (ListCount[0] < ListSize[0]);
 293                                                                         break;
 294                                                                 }
 295                                                                 default: {
 296                                                                         TRACE_(dmfile)(": unknown (skipping)\n");
 297                                                                         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 298                                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 299                                                                         break;
 300                                                                 }
 301                                                         }
 302                                                         break;
 303                                                 }
 304                                                 default: {
 305                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 306                                                         liMove.QuadPart = Chunk.dwSize;
 307                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 308                                                         break;
 309                                                 }
 310                                         }
 311                                         TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
 312                                 } while (StreamCount < StreamSize);
 313                                 break;
 314                         } else {
 315                                 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 316                                 liMove.QuadPart = StreamSize;
 317                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 318                                 return E_FAIL;
 319                         }
 320
 321                         TRACE_(dmfile)(": reading finished\n");
 322                         break;
 323                 }
 324                 default: {
 325                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 326                         liMove.QuadPart = Chunk.dwSize;
 327                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 328                         return DMUS_E_INVALIDFILE;
 329                 }
 330         }
 331
 332         TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc));
 333
 334         return S_OK;
 335 }
 336
 337 ICOM_VTABLE(IDirectMusicObject) DirectMusicContainer_Object_Vtbl = {
 338     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 339         IDirectMusicContainerImpl_IDirectMusicObject_QueryInterface,
 340         IDirectMusicContainerImpl_IDirectMusicObject_AddRef,
 341         IDirectMusicContainerImpl_IDirectMusicObject_Release,
 342         IDirectMusicContainerImpl_IDirectMusicObject_GetDescriptor,
 343         IDirectMusicContainerImpl_IDirectMusicObject_SetDescriptor,
 344         IDirectMusicContainerImpl_IDirectMusicObject_ParseDescriptor
 345 };
 346
 347 /* IDirectMusicContainerImpl IPersistStream part: */
 348 HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 349         ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
 350         return IDirectMusicContainerImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 351 }
 352
 353 ULONG WINAPI IDirectMusicContainerImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 354         ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
 355         return IDirectMusicContainerImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 356 }
 357
 358 ULONG WINAPI IDirectMusicContainerImpl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 359         ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
 360         return IDirectMusicContainerImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 361 }
 362
 363 HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 364         return E_NOTIMPL;
 365 }
 366
 367 HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 368         return E_NOTIMPL;
 369 }
 370
 371 HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 372         ICOM_THIS_MULTI(IDirectMusicContainerImpl, PersistStreamVtbl, iface);
 373
 374         DMUS_PRIVATE_CHUNK Chunk;
 375         DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 376         LARGE_INTEGER liMove; /* used when skipping chunks */
 377         ULARGE_INTEGER uliPos; /* needed when dealing with RIFF chunks */
 378         LPDIRECTMUSICGETLOADER pGetLoader;
 379         LPDIRECTMUSICLOADER pLoader;
 380
 381         /* get loader since it will be needed later */
 382         IStream_QueryInterface (pStm, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader);
 383         IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader);
 384         IDirectMusicGetLoader_Release (pGetLoader);
 385
 386         IStream_AddRef (pStm); /* add count for later references */
 387
 388         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 389         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 390         switch (Chunk.fccID) {
 391                 case FOURCC_RIFF: {
 392                         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 393                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 394                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 395                         StreamCount = 0;
 396                         switch (Chunk.fccID) {
 397                                 case DMUS_FOURCC_CONTAINER_FORM: {
 398                                         TRACE_(dmfile)(": container form\n");
 399                                         do {
 400                                                 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 401                                                 StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 402                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 403                                                 switch (Chunk.fccID) {
 404                                                         case DMUS_FOURCC_CONTAINER_CHUNK: {
 405                                                                 TRACE_(dmfile)(": container header chunk\n");
 406                                                                 This->pHeader = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
 407                                                                 IStream_Read (pStm, This->pHeader, Chunk.dwSize, NULL);
 408                                                                 break;
 409                                                         }
 410                                                         case DMUS_FOURCC_GUID_CHUNK: {
 411                                                                 TRACE_(dmfile)(": GUID chunk\n");
 412                                                                 This->pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 413                                                                 IStream_Read (pStm, &This->pDesc->guidObject, Chunk.dwSize, NULL);
 414                                                                 break;
 415                                                         }
 416                                                         case DMUS_FOURCC_VERSION_CHUNK: {
 417                                                                 TRACE_(dmfile)(": version chunk\n");
 418                                                                 This->pDesc->dwValidData |= DMUS_OBJ_VERSION;
 419                                                                 IStream_Read (pStm, &This->pDesc->vVersion, Chunk.dwSize, NULL);
 420                                                                 break;
 421                                                         }
 422                                                         case DMUS_FOURCC_CATEGORY_CHUNK: {
 423                                                                 TRACE_(dmfile)(": category chunk\n");
 424                                                                 This->pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 425                                                                 IStream_Read (pStm, This->pDesc->wszCategory, Chunk.dwSize, NULL);
 426                                                                 break;
 427                                                         }
 428                                                         case FOURCC_LIST: {
 429                                                                 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 430                                                                 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 431                                                                 ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 432                                                                 ListCount[0] = 0;
 433                                                                 switch (Chunk.fccID) {
 434                                                                         case DMUS_FOURCC_UNFO_LIST: {
 435                                                                                 TRACE_(dmfile)(": UNFO list\n");
 436                                                                                 do {
 437                                                                                         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 438                                                                                         ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 439                                                                                         TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 440                                                                                         switch (Chunk.fccID) {
 441                                                                                                 /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 442                                               (though strings seem to be valid unicode) */
 443                                                                                                 case mmioFOURCC('I','N','A','M'):
 444                                                                                                 case DMUS_FOURCC_UNAM_CHUNK: {
 445                                                                                                         TRACE_(dmfile)(": name chunk\n");
 446                                                                                                         This->pDesc->dwValidData |= DMUS_OBJ_NAME;
 447                                                                                                         IStream_Read (pStm, This->pDesc->wszName, Chunk.dwSize, NULL);
 448                                                                                                         break;
 449                                                                                                 }
 450                                                                                                 case mmioFOURCC('I','A','R','T'):
 451                                                                                                 case DMUS_FOURCC_UART_CHUNK: {
 452                                                                                                         TRACE_(dmfile)(": artist chunk (ignored)\n");
 453                                                                                                         liMove.QuadPart = Chunk.dwSize;
 454                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 455                                                                                                         break;
 456                                                                                                 }
 457                                                                                                 case mmioFOURCC('I','C','O','P'):
 458                                                                                                 case DMUS_FOURCC_UCOP_CHUNK: {
 459                                                                                                         TRACE_(dmfile)(": copyright chunk (ignored)\n");
 460                                                                                                         liMove.QuadPart = Chunk.dwSize;
 461                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 462                                                                                                         break;
 463                                                                                                 }
 464                                                                                                 case mmioFOURCC('I','S','B','J'):
 465                                                                                                 case DMUS_FOURCC_USBJ_CHUNK: {
 466                                                                                                         TRACE_(dmfile)(": subject chunk (ignored)\n");
 467                                                                                                         liMove.QuadPart = Chunk.dwSize;
 468                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 469                                                                                                         break;
 470                                                                                                 }
 471                                                                                                 case mmioFOURCC('I','C','M','T'):
 472                                                                                                 case DMUS_FOURCC_UCMT_CHUNK: {
 473                                                                                                         TRACE_(dmfile)(": comment chunk (ignored)\n");
 474                                                                                                         liMove.QuadPart = Chunk.dwSize;
 475                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 476                                                                                                         break;
 477                                                                                                 }
 478                                                                                                 default: {
 479                                                                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 480                                                                                                         liMove.QuadPart = Chunk.dwSize;
 481                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 482                                                                                                         break;
 483                                                                                                 }
 484                                                                                         }
 485                                                                                         TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 486                                                                                 } while (ListCount[0] < ListSize[0]);
 487                                                                                 break;
 488                                                                         }
 489                                                                         case DMUS_FOURCC_CONTAINED_OBJECTS_LIST: {
 490                                                                                 TRACE_(dmfile)(": contained objects list\n");
 491                                                                                 do {
 492                                                                                         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 493                                                                                         ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 494                                                                                         TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 495                                                                                         switch (Chunk.fccID) {
 496                                                                                                 case FOURCC_LIST: {
 497                                                                                                         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 498                                                                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 499                                                                                                         ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 500                                                                                                         ListCount[1] = 0;
 501                                                                                                         switch (Chunk.fccID) {
 502                                                                                                                 case DMUS_FOURCC_CONTAINED_OBJECT_LIST: {
 503                                                                                                                         DMUS_IO_CONTAINED_OBJECT_HEADER tmpObjectHeader; /* temporary structure */
 504                                                                                                                         LPDMUS_PRIVATE_CONTAINED_OBJECT_ENTRY newEntry;
 505                                                                                                                         TRACE_(dmfile)(": contained object list\n");
 506                                                                                                                         memset (&tmpObjectHeader, 0, sizeof(DMUS_IO_CONTAINED_OBJECT_HEADER));
 507                                                                                                                         newEntry = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_CONTAINED_OBJECT_ENTRY));
 508                                                                                                                         newEntry->pDesc = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 509                                                                                                                         DM_STRUCT_INIT(newEntry->pDesc);
 510                                                                                                                         do {
 511                                                                                                                                 IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 512                                                                                                                                 ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 513                                                                                                                                 TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 514                                                                                                                                 switch (Chunk.fccID) {
 515                                                                                                                                         case DMUS_FOURCC_CONTAINED_ALIAS_CHUNK: {
 516                                                                                                                                                 TRACE_(dmfile)(": alias chunk\n");
 517                                                                                                                                                 newEntry->wszAlias = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize);
 518                                                                                                                                                 IStream_Read (pStm, newEntry->wszAlias, Chunk.dwSize, NULL);
 519                                                                                                                                                 break;
 520                                                                                                                                         }
 521                                                                                                                                         case DMUS_FOURCC_CONTAINED_OBJECT_CHUNK: {
 522                                                                                                                                                 TRACE_(dmfile)(": contained object header chunk\n");
 523                                                                                                                                                 IStream_Read (pStm, &tmpObjectHeader, Chunk.dwSize, NULL);
 524                                                                                                                                                 /* copy guidClass */
 525                                                                                                                                                 newEntry->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 526                                                                                                                                                 memcpy (&newEntry->pDesc->guidClass, &tmpObjectHeader.guidClassID, sizeof(GUID));
 527                                                                                                                                                 break;
 528                                                                                                                                         }
 529                                                                                                                                         /* now read data... it may be safe to read everything after object header chunk,
 530                                                                                                                                                 but I'm not comfortable with MSDN's "the header is *normally* followed by ..." */
 531                                                                                                                                         case FOURCC_LIST: {
 532                                                                                                                                                 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 533                                                                                                                                                 TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 534                                                                                                                                                 ListSize[2] = Chunk.dwSize - sizeof(FOURCC);
 535                                                                                                                                                 ListCount[2] = 0;
 536                                                                                                                                                 switch (Chunk.fccID) {
 537                                                                                                                                                         case DMUS_FOURCC_REF_LIST: {
 538                                                                                                                                                                 DMUS_IO_REFERENCE tmpReferenceHeader; /* temporary structure */
 539                                                                                                                                                                 TRACE_(dmfile)(": reference list\n");
 540                                                                                                                                                                 memset (&tmpReferenceHeader, 0, sizeof(DMUS_IO_REFERENCE));
 541                                                                                                                                                                 do {
 542                                                                                                                                                                         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 543                                                                                                                                                                         ListCount[2] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 544                                                                                                                                                                         TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 545                                                                                                                                                                         switch (Chunk.fccID) {
 546                                                                                                                                                                                 case DMUS_FOURCC_REF_CHUNK: {
 547                                                                                                                                                                                         TRACE_(dmfile)(": reference header chunk\n");
 548                                                                                                                                                                                         IStream_Read (pStm, &tmpReferenceHeader, Chunk.dwSize, NULL);
 549                                                                                                                                                                                         /* copy retrieved data to DMUS_OBJECTDESC */
 550                                                                                                                                                                                         if (!IsEqualCLSID (&newEntry->pDesc->guidClass, &tmpReferenceHeader.guidClassID)) ERR(": object header declares different CLSID than reference header\n");
 551                                                                                                                                                                                         /* no need since it's already there */
 552                                                                                                                                                                                         /*memcpy (&newEntry->pDesc->guidClass, &tempReferenceHeader.guidClassID, sizeof(GUID)); */
 553                                                                                                                                                                                         newEntry->pDesc->dwValidData = tmpReferenceHeader.dwValidData;
 554                                                                                                                                                                                         break;
 555                                                                                                                                                                                 }
 556                                                                                                                                                                                 case DMUS_FOURCC_GUID_CHUNK: {
 557                                                                                                                                                                                         TRACE_(dmfile)(": guid chunk\n");
 558                                                                                                                                                                                         /* no need to set flags since they were copied from reference header */
 559                                                                                                                                                                                         IStream_Read (pStm, &newEntry->pDesc->guidObject, Chunk.dwSize, NULL);
 560                                                                                                                                                                                         break;
 561                                                                                                                                                                                 }
 562                                                                                                                                                                                 case DMUS_FOURCC_DATE_CHUNK: {
 563                                                                                                                                                                                         TRACE_(dmfile)(": file date chunk\n");
 564                                                                                                                                                                                         /* no need to set flags since they were copied from reference header */
 565                                                                                                                                                                                         IStream_Read (pStm, &newEntry->pDesc->ftDate, Chunk.dwSize, NULL);
 566                                                                                                                                                                                         break;
 567                                                                                                                                                                                 }
 568                                                                                                                                                                                 case DMUS_FOURCC_NAME_CHUNK: {
 569                                                                                                                                                                                         TRACE_(dmfile)(": name chunk\n");
 570                                                                                                                                                                                         /* no need to set flags since they were copied from reference header */
 571                                                                                                                                                                                         IStream_Read (pStm, newEntry->pDesc->wszName, Chunk.dwSize, NULL);
 572                                                                                                                                                                                         break;
 573                                                                                                                                                                                 }
 574                                                                                                                                                                                 case DMUS_FOURCC_FILE_CHUNK: {
 575                                                                                                                                                                                         TRACE_(dmfile)(": file name chunk\n");
 576                                                                                                                                                                                         /* no need to set flags since they were copied from reference header */
 577                                                                                                                                                                                         IStream_Read (pStm, newEntry->pDesc->wszFileName, Chunk.dwSize, NULL);
 578                                                                                                                                                                                         break;
 579                                                                                                                                                                                 }
 580                                                                                                                                                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 581                                                                                                                                                                                         TRACE_(dmfile)(": category chunk\n");
 582                                                                                                                                                                                         /* no need to set flags since they were copied from reference header */
 583                                                                                                                                                                                         IStream_Read (pStm, newEntry->pDesc->wszCategory, Chunk.dwSize, NULL);
 584                                                                                                                                                                                         break;
 585                                                                                                                                                                                 }
 586                                                                                                                                                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 587                                                                                                                                                                                         TRACE_(dmfile)(": version chunk\n");
 588                                                                                                                                                                                         /* no need to set flags since they were copied from reference header */
 589                                                                                                                                                                                         IStream_Read (pStm, &newEntry->pDesc->vVersion, Chunk.dwSize, NULL);
 590                                                                                                                                                                                         break;
 591                                                                                                                                                                                 }
 592                                                                                                                                                                                 default: {
 593                                                                                                                                                                                         TRACE_(dmfile)(": unknown chunk (skipping)\n");
 594                                                                                                                                                                                         liMove.QuadPart = Chunk.dwSize;
 595                                                                                                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip this chunk */
 596                                                                                                                                                                                         break;
 597                                                                                                                                                                                 }
 598                                                                                                                                                                         }
 599                                                                                                                                                                         TRACE_(dmfile)(": ListCount[2] = %ld < ListSize[2] = %ld\n", ListCount[2], ListSize[2]);
 600                                                                                                                                                                 } while (ListCount[2] < ListSize[2]);
 601                                                                                                                                                                 break;
 602                                                                                                                                                         }
 603                                                                                                                                                         default: {
 604                                                                                                                                                                 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 605                                                                                                                                                                 return E_FAIL;
 606                                                                                                                                                         }
 607                                                                                                                                                 }
 608                                                                                                                                                 break;
 609                                                                                                                                         }
 610                                                                                                                                         case FOURCC_RIFF: {
 611                                                                                                                                                 IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 612                                                                                                                                                 TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 613                                                                                                                                                 if (IS_VALID_DMFORM (Chunk.fccID)) {
 614                                                                                                                                                         TRACE_(dmfile)(": valid DMUSIC form\n");
 615                                                                                                                                                         /* we'll have to skip whole RIFF chunk after SetObject call */
 616                                                                                                                                                         #define RIFF_LOADING /* effective hack ;) */
 617                                                                                                                                                         liMove.QuadPart = 0;
 618                                                                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, &uliPos);
 619                                                                                                                                                         uliPos.QuadPart += (Chunk.dwSize - sizeof(FOURCC)); /* set uliPos at the end of RIFF chunk */
 620                                                                                                                                                         /* move at the beginning of RIFF chunk */
 621                                                                                                                                                         liMove.QuadPart = 0;
 622                                                                                                                                                         liMove.QuadPart -= (sizeof(FOURCC)+sizeof(DWORD)+sizeof(FOURCC));
 623                                                                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 624                                                                                                                                                         /* put pointer to stream in descriptor */
 625                                                                                                                                                         newEntry->pDesc->dwValidData |= DMUS_OBJ_STREAM;
 626                                                                                                                                                         /* this is not how M$ does it (according to my tests), but
 627                                                                                                                                                                 who says their way is better? */
 628                                                                                                                                                         /* *newEntry->pDesc->pStream = pStm; */
 629                                                                                                                                                         /* *IStream_AddRef (pStm); */ /* reference increased */
 630                                                                                                                                                         IStream_Clone (pStm, &newEntry->pDesc->pStream);
 631                                                                                                                                                         /* wait till we get on the end of object list */
 632                                                                                                                                                 } else {
 633                                                                                                                                                         TRACE_(dmfile)(": invalid DMUSIC form (skipping)\n");
 634                                                                                                                                                         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 635                                                                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 636                                                                                                                                                         /* FIXME: should we return E_FAIL? */
 637                                                                                                                                                 }
 638                                                                                                                                                 break;
 639                                                                                                                                         }
 640                                                                                                                                         default: {
 641                                                                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 642                                                                                                                                                 liMove.QuadPart = Chunk.dwSize;
 643                                                                                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 644                                                                                                                                                 break;
 645                                                                                                                                         }
 646                                                                                                                                 }
 647                                                                                                                                 TRACE_(dmfile)(": ListCount[1] = %ld < ListSize[1] = %ld\n", ListCount[1], ListSize[1]);
 648                                                                                                                         } while (ListCount[1] < ListSize[1]);
 649                                                                                                                         /* SetObject: this will fill descriptor with additional info
 650                                                                                                                                 and add alias in loader's cache */
 651                                                                                                                         IDirectMusicLoader_SetObject (pLoader, newEntry->pDesc);
 652                                                                                                                         /* my tests show tha we shouldn't return any info on stream when calling EnumObject... sigh... which
 653                                                                                                                                 means we have to clear these fields to be M$ compliant; but funny thing is, we return filename
 654                                                                                                                                 when loading from reference... M$ sux */
 655                                                                                                                         /* FIXME: test what happens when we load with DMUS_OBJ_MEMORY */
 656                                                                                                                         /* if we have loaded through RIFF chunk, skip it and clear stream flag */
 657                                                                                                                         #ifdef RIFF_LOADING
 658                                                                                                                                 liMove.QuadPart = uliPos.QuadPart;
 659                                                                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_SET, NULL);
 660                                                                                                                                 newEntry->pDesc->dwValidData &= ~DMUS_OBJ_STREAM; /* clear flag */
 661                                                                                                                                 newEntry->pDesc->pStream = NULL;
 662                                                                                                                                 #undef RIFF_LOADING
 663                                                                                                                         #endif
 664                                                                                                                         /* add entry to list of objects */
 665                                                                                                                         list_add_tail (&This->ObjectsList, &newEntry->entry);
 666
 667                                                                                                                         /* now, if DMUS_CONTAINER_NOLOADS is not set, we are supposed to load contained objects;
 668                                                                                                                                 so when we call GetObject later, they'll already be in cache */
 669                                                                                                                         if (!(This->pHeader->dwFlags & DMUS_CONTAINER_NOLOADS)) {
 670                                                                                                                                 IDirectMusicObject* pObject;
 671                                                                                                                                 TRACE_(dmfile)(": DMUS_CONTAINER_NOLOADS not set\n");
 672                                                                                                                                 /* native container and builtin loader show that we use IDirectMusicObject here */
 673                                                                                                                                 if (SUCCEEDED(IDirectMusicLoader_GetObject (pLoader, newEntry->pDesc, &IID_IDirectMusicObject, (LPVOID*)&pObject)))
 674                                                                                                                                         IDirectMusicObject_Release (pObject);
 675                                                                                                                         }
 676                                                                                                                         break;
 677                                                                                                                 }
 678                                                                                                                 default: {
 679                                                                                                                         TRACE_(dmfile)(": unknown (skipping)\n");
 680                                                                                                                         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 681                                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 682                                                                                                                         break;
 683                                                                                                                 }
 684                                                                                                         }
 685                                                                                                         break;
 686                                                                                                 }
 687                                                                                                 default: {
 688                                                                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 689                                                                                                         liMove.QuadPart = Chunk.dwSize;
 690                                                                                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 691                                                                                                         break;
 692                                                                                                 }
 693                                                                                         }
 694                                                                                         TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 695                                                                                 } while (ListCount[0] < ListSize[0]);
 696                                                                                 break;
 697                                                                         }
 698                                                                         default: {
 699                                                                                 TRACE_(dmfile)(": unknown (skipping)\n");
 700                                                                                 liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 701                                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 702                                                                                 break;
 703                                                                         }
 704                                                                 }
 705                                                                 break;
 706                                                         }
 707                                                         default: {
 708                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 709                                                                 liMove.QuadPart = Chunk.dwSize;
 710                                                                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 711                                                                 break;
 712                                                         }
 713                                                 }
 714                                                 TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
 715                                         } while (StreamCount < StreamSize);
 716                                         break;
 717                                 }
 718                                 default: {
 719                                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 720                                         liMove.QuadPart = StreamSize;
 721                                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 722                                         return E_FAIL;
 723                                 }
 724                         }
 725                         TRACE_(dmfile)(": reading finished\n");
 726                         break;
 727                 }
 728                 default: {
 729                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 730                         liMove.QuadPart = Chunk.dwSize;
 731                         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 732                         return E_FAIL;
 733                 }
 734         }
 735
 736         IDirectMusicLoader_Release (pLoader); /* release loader */
 737
 738 #if 0
 739         /* DEBUG: dumps whole container object tree: */
 740         if (TRACE_ON(dmloader)) {
 741                 int r = 0;
 742                 DMUS_PRIVATE_CONTAINED_OBJECT_ENTRY *tmpEntry;
 743                 struct list *listEntry;
 744
 745                 TRACE("*** IDirectMusicContainer (%p) ***\n", This->ContainerVtbl);
 746                 TRACE(" - Object descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (This->pDesc));
 747                 TRACE(" - Header:\n");
 748                 TRACE("    - dwFlags: %s", debugstr_DMUS_CONTAINER_FLAGS (This->pHeader->dwFlags));
 749
 750                 TRACE(" - Objects:\n");
 751
 752                 LIST_FOR_EACH (listEntry, &This->ObjectsList) {
 753                         tmpEntry = LIST_ENTRY( listEntry, DMUS_PRIVATE_CONTAINED_OBJECT_ENTRY, entry );
 754                         TRACE("    - Object[%i]:\n", r);
 755                         TRACE("       - wszAlias: %s\n", debugstr_w(tmpEntry->wszAlias));
 756                         TRACE("       - Object descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC(tmpEntry->pDesc));
 757                         r++;
 758                 }
 759         }
 760 #endif
 761
 762
 763         return S_OK;
 764 }
 765
 766 HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 767         return E_NOTIMPL;
 768 }
 769
 770 HRESULT WINAPI IDirectMusicContainerImpl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 771         return E_NOTIMPL;
 772 }
 773
 774 ICOM_VTABLE(IPersistStream) DirectMusicContainer_PersistStream_Vtbl = {
 775     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 776         IDirectMusicContainerImpl_IPersistStream_QueryInterface,
 777         IDirectMusicContainerImpl_IPersistStream_AddRef,
 778         IDirectMusicContainerImpl_IPersistStream_Release,
 779         IDirectMusicContainerImpl_IPersistStream_GetClassID,
 780         IDirectMusicContainerImpl_IPersistStream_IsDirty,
 781         IDirectMusicContainerImpl_IPersistStream_Load,
 782         IDirectMusicContainerImpl_IPersistStream_Save,
 783         IDirectMusicContainerImpl_IPersistStream_GetSizeMax
 784 };
 785
 786 /* for ClassFactory */
 787 HRESULT WINAPI DMUSIC_CreateDirectMusicContainerImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 788         IDirectMusicContainerImpl* obj;
 789
 790         obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicContainerImpl));
 791         if (NULL == obj) {
 792                 *ppobj = (LPVOID) NULL;
 793                 return E_OUTOFMEMORY;
 794         }
 795         obj->UnknownVtbl = &DirectMusicContainer_Unknown_Vtbl;
 796         obj->ContainerVtbl = &DirectMusicContainer_Container_Vtbl;
 797         obj->ObjectVtbl = &DirectMusicContainer_Object_Vtbl;
 798         obj->PersistStreamVtbl = &DirectMusicContainer_PersistStream_Vtbl;
 799         obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 800         DM_STRUCT_INIT(obj->pDesc);
 801         obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 802         memcpy (&obj->pDesc->guidClass, &CLSID_DirectMusicContainer, sizeof (CLSID));
 803         obj->ref = 0; /* will be inited by QueryInterface */
 804         list_init (&obj->ObjectsList);
 805
 806         return IDirectMusicContainerImpl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj);
 807 }