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   1 /* IDirectMusicBand 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "dmband_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmband);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 const GUID IID_IDirectMusicBandPRIVATE = {0xda54db81,0x837d,0x11d1,{0x86,0xbc,0x00,0xc0,0x4f,0xbf,0x8f,0xef}};
  26
  27 /*****************************************************************************
  28  * IDirectMusicBandImpl implementation
  29  */
  30 /* IDirectMusicBandImpl IUnknown part: */
  31 HRESULT WINAPI IDirectMusicBandImpl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  32         ICOM_THIS_MULTI(IDirectMusicBandImpl, UnknownVtbl, iface);
  33
  34         TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppobj);
  35         if (IsEqualIID (riid, &IID_IUnknown)) {
  36                 *ppobj = (LPVOID)&This->UnknownVtbl;
  37                 IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  38                 return S_OK;
  39         } else if (IsEqualIID (riid, &IID_IDirectMusicBand)) {
  40                 *ppobj = (LPVOID)&This->BandVtbl;
  41                 IDirectMusicBandImpl_IDirectMusicBand_AddRef ((LPDIRECTMUSICBAND)&This->BandVtbl);
  42                 return S_OK;
  43         } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
  44                 *ppobj = (LPVOID)&This->ObjectVtbl;
  45                 IDirectMusicBandImpl_IDirectMusicObject_AddRef ((LPDIRECTMUSICOBJECT)&This->ObjectVtbl);
  46                 return S_OK;
  47         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  48                 *ppobj = (LPVOID)&This->PersistStreamVtbl;
  49                 IDirectMusicBandImpl_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
  50                 return S_OK;
  51         }
  52
  53         WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
  54         return E_NOINTERFACE;
  55 }
  56
  57 ULONG WINAPI IDirectMusicBandImpl_IUnknown_AddRef (LPUNKNOWN iface) {
  58         ICOM_THIS_MULTI(IDirectMusicBandImpl, UnknownVtbl, iface);
  59         TRACE("(%p) : AddRef from %ld\n", This, This->ref);
  60         return ++(This->ref);
  61 }
  62
  63 ULONG WINAPI IDirectMusicBandImpl_IUnknown_Release (LPUNKNOWN iface) {
  64         ICOM_THIS_MULTI(IDirectMusicBandImpl, UnknownVtbl, iface);
  65         ULONG ref = --This->ref;
  66         TRACE("(%p) : ReleaseRef to %ld\n", This, This->ref);
  67         if (ref == 0) {
  68                 HeapFree(GetProcessHeap(), 0, This);
  69         }
  70         return ref;
  71 }
  72
  73 ICOM_VTABLE(IUnknown) DirectMusicBand_Unknown_Vtbl = {
  74     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  75         IDirectMusicBandImpl_IUnknown_QueryInterface,
  76         IDirectMusicBandImpl_IUnknown_AddRef,
  77         IDirectMusicBandImpl_IUnknown_Release
  78 };
  79
  80 /* IDirectMusicBandImpl IDirectMusicBand part: */
  81 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_QueryInterface (LPDIRECTMUSICBAND iface, REFIID riid, LPVOID *ppobj) {
  82         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  83         return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  84 }
  85
  86 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicBand_AddRef (LPDIRECTMUSICBAND iface) {
  87         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  88         return IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  89 }
  90
  91 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicBand_Release (LPDIRECTMUSICBAND iface) {
  92         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  93         return IDirectMusicBandImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
  94 }
  95
  96 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_CreateSegment (LPDIRECTMUSICBAND iface, IDirectMusicSegment** ppSegment) {
  97         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  98         FIXME("(%p, %p): stub\n", This, ppSegment);
  99         return S_OK;
 100 }
 101
 102 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_Download (LPDIRECTMUSICBAND iface, IDirectMusicPerformance* pPerformance) {
 103         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
 104         FIXME("(%p, %p): stub\n", This, pPerformance);
 105         return S_OK;
 106 }
 107
 108 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_Unload (LPDIRECTMUSICBAND iface, IDirectMusicPerformance* pPerformance) {
 109         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
 110         FIXME("(%p, %p): stub\n", This, pPerformance);
 111         return S_OK;
 112 }
 113
 114 ICOM_VTABLE(IDirectMusicBand) DirectMusicBand_Band_Vtbl = {
 115     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 116         IDirectMusicBandImpl_IDirectMusicBand_QueryInterface,
 117         IDirectMusicBandImpl_IDirectMusicBand_AddRef,
 118         IDirectMusicBandImpl_IDirectMusicBand_Release,
 119         IDirectMusicBandImpl_IDirectMusicBand_CreateSegment,
 120         IDirectMusicBandImpl_IDirectMusicBand_Download,
 121         IDirectMusicBandImpl_IDirectMusicBand_Unload
 122 };
 123
 124 /* IDirectMusicBandImpl IDirectMusicObject part: */
 125 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 126         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 127         return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 128 }
 129
 130 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 131         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 132         return IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 133 }
 134
 135 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 136         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 137         return IDirectMusicBandImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 138 }
 139
 140 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 141         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 142         TRACE("(%p, %p)\n", This, pDesc);
 143         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 144         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 145         return S_OK;
 146 }
 147
 148 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 149         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 150         TRACE("(%p, %p): setting descriptor:\n", This, pDesc);
 151         if (TRACE_ON(dmband)) {
 152                 DMUSIC_dump_DMUS_OBJECTDESC (pDesc);
 153         }
 154
 155         /* According to MSDN, we should copy only given values, not whole struct */
 156         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 157                 memcpy (&This->pDesc->guidObject, &pDesc->guidObject, sizeof (pDesc->guidObject));
 158         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 159                 memcpy (&This->pDesc->guidClass, &pDesc->guidClass, sizeof (pDesc->guidClass));
 160         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 161                 strncpyW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 162         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 163                 strncpyW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 164         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 165                 strncpyW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 166         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 167                 memcpy (&This->pDesc->vVersion, &pDesc->vVersion, sizeof (pDesc->vVersion));
 168         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 169                 memcpy (&This->pDesc->ftDate, &pDesc->ftDate, sizeof (pDesc->ftDate));
 170         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 171                 memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength));
 172                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData));
 173         }
 174         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 175                 /* according to MSDN, we copy the stream */
 176                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 177         }
 178
 179         /* add new flags */
 180         This->pDesc->dwValidData |= pDesc->dwValidData;
 181
 182         return S_OK;
 183 }
 184
 185 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 186         DMUS_PRIVATE_CHUNK Chunk;
 187         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 188         LARGE_INTEGER liMove; /* used when skipping chunks */
 189
 190         TRACE("(%p, %p)\n", pStream, pDesc);
 191
 192         /* FIXME: should this be determined from stream? */
 193         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 194         memcpy (&pDesc->guidClass, &CLSID_DirectMusicBand, sizeof(CLSID));
 195
 196         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 197         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 198         switch (Chunk.fccID) {
 199                 case FOURCC_RIFF: {
 200                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 201                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 202                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 203                         StreamCount = 0;
 204                         if (Chunk.fccID == DMUS_FOURCC_BAND_FORM) {
 205                                 TRACE_(dmfile)(": band form\n");
 206                                 do {
 207                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 208                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 209                                         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 210                                         switch (Chunk.fccID) {
 211                                                 case DMUS_FOURCC_GUID_CHUNK: {
 212                                                         TRACE_(dmfile)(": GUID chunk\n");
 213                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 214                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 215                                                         break;
 216                                                 }
 217                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 218                                                         TRACE_(dmfile)(": version chunk\n");
 219                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 220                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 221                                                         break;
 222                                                 }
 223                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 224                                                         TRACE_(dmfile)(": category chunk\n");
 225                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 226                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 227                                                         break;
 228                                                 }
 229                                                 case FOURCC_LIST: {
 230                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 231                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 232                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 233                                                         ListCount[0] = 0;
 234                                                         switch (Chunk.fccID) {
 235                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
 236                                                                 case DMUS_FOURCC_UNFO_LIST: {
 237                                                                         TRACE_(dmfile)(": UNFO list\n");
 238                                                                         do {
 239                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 240                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 241                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 242                                                                                 switch (Chunk.fccID) {
 243                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 244                                              (though strings seem to be valid unicode) */
 245                                                                                         case mmioFOURCC('I','N','A','M'):
 246                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
 247                                                                                                 TRACE_(dmfile)(": name chunk\n");
 248                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 249                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
 250                                                                                                 break;
 251                                                                                         }
 252                                                                                         case mmioFOURCC('I','A','R','T'):
 253                                                                                         case DMUS_FOURCC_UART_CHUNK: {
 254                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 255                                                                                                 liMove.QuadPart = Chunk.dwSize;
 256                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 257                                                                                                 break;
 258                                                                                         }
 259                                                                                         case mmioFOURCC('I','C','O','P'):
 260                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
 261                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 262                                                                                                 liMove.QuadPart = Chunk.dwSize;
 263                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 264                                                                                                 break;
 265                                                                                         }
 266                                                                                         case mmioFOURCC('I','S','B','J'):
 267                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
 268                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 269                                                                                                 liMove.QuadPart = Chunk.dwSize;
 270                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 271                                                                                                 break;
 272                                                                                         }
 273                                                                                         case mmioFOURCC('I','C','M','T'):
 274                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
 275                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 276                                                                                                 liMove.QuadPart = Chunk.dwSize;
 277                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 278                                                                                                 break;
 279                                                                                         }
 280                                                                                         default: {
 281                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 282                                                                                                 liMove.QuadPart = Chunk.dwSize;
 283                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 284                                                                                                 break;
 285                                                                                         }
 286                                                                                 }
 287                                                                                 TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 288                                                                         } while (ListCount[0] < ListSize[0]);
 289                                                                         break;
 290                                                                 }
 291                                                                 default: {
 292                                                                         TRACE_(dmfile)(": unknown (skipping)\n");
 293                                                                         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 294                                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 295                                                                         break;
 296                                                                 }
 297                                                         }
 298                                                         break;
 299                                                 }
 300                                                 default: {
 301                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 302                                                         liMove.QuadPart = Chunk.dwSize;
 303                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 304                                                         break;
 305                                                 }
 306                                         }
 307                                         TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
 308                                 } while (StreamCount < StreamSize);
 309                                 break;
 310                         } else {
 311                                 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 312                                 liMove.QuadPart = StreamSize;
 313                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 314                                 return E_FAIL;
 315                         }
 316
 317                         TRACE_(dmfile)(": reading finished\n");
 318                         break;
 319                 }
 320                 default: {
 321                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 322                         liMove.QuadPart = Chunk.dwSize;
 323                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 324                         return DMUS_E_INVALIDFILE;
 325                 }
 326         }
 327
 328         TRACE(": returning descriptor:\n");
 329         if (TRACE_ON(dmband)) {
 330                 DMUSIC_dump_DMUS_OBJECTDESC (pDesc);
 331         }
 332
 333         return S_OK;
 334 }
 335
 336 ICOM_VTABLE(IDirectMusicObject) DirectMusicBand_Object_Vtbl = {
 337     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 338         IDirectMusicBandImpl_IDirectMusicObject_QueryInterface,
 339         IDirectMusicBandImpl_IDirectMusicObject_AddRef,
 340         IDirectMusicBandImpl_IDirectMusicObject_Release,
 341         IDirectMusicBandImpl_IDirectMusicObject_GetDescriptor,
 342         IDirectMusicBandImpl_IDirectMusicObject_SetDescriptor,
 343         IDirectMusicBandImpl_IDirectMusicObject_ParseDescriptor
 344 };
 345
 346 /* IDirectMusicBandImpl IPersistStream part: */
 347 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 348         ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 349         return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 350 }
 351
 352 ULONG WINAPI IDirectMusicBandImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 353         ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 354         return IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 355 }
 356
 357 ULONG WINAPI IDirectMusicBandImpl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 358         ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 359         return IDirectMusicBandImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 360 }
 361
 362 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 363         return E_NOTIMPL;
 364 }
 365
 366 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 367         return E_NOTIMPL;
 368 }
 369
 370 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 371         ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 372         FIXME("(%p,%p): loading not implemented yet\n", This, pStm);
 373         return S_OK;
 374 }
 375
 376 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 377         return E_NOTIMPL;
 378 }
 379
 380 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 381         return E_NOTIMPL;
 382 }
 383
 384 ICOM_VTABLE(IPersistStream) DirectMusicBand_PersistStream_Vtbl = {
 385     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 386         IDirectMusicBandImpl_IPersistStream_QueryInterface,
 387         IDirectMusicBandImpl_IPersistStream_AddRef,
 388         IDirectMusicBandImpl_IPersistStream_Release,
 389         IDirectMusicBandImpl_IPersistStream_GetClassID,
 390         IDirectMusicBandImpl_IPersistStream_IsDirty,
 391         IDirectMusicBandImpl_IPersistStream_Load,
 392         IDirectMusicBandImpl_IPersistStream_Save,
 393         IDirectMusicBandImpl_IPersistStream_GetSizeMax
 394 };
 395
 396 /* for ClassFactory */
 397 HRESULT WINAPI DMUSIC_CreateDirectMusicBandImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 398         IDirectMusicBandImpl* obj;
 399
 400         obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandImpl));
 401         if (NULL == obj) {
 402                 *ppobj = (LPVOID) NULL;
 403                 return E_OUTOFMEMORY;
 404         }
 405         obj->UnknownVtbl = &DirectMusicBand_Unknown_Vtbl;
 406         obj->BandVtbl = &DirectMusicBand_Band_Vtbl;
 407         obj->ObjectVtbl = &DirectMusicBand_Object_Vtbl;
 408         obj->PersistStreamVtbl = &DirectMusicBand_PersistStream_Vtbl;
 409         obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 410         DM_STRUCT_INIT(obj->pDesc);
 411         obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 412         memcpy (&obj->pDesc->guidClass, &CLSID_DirectMusicBand, sizeof (CLSID));
 413         obj->ref = 0; /* will be inited by QueryInterface */
 414         list_init (&obj->Instruments);
 415
 416         return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj);
 417 }