dlls/dmband/bandtrack.c

   1 /* IDirectMusicBandTrack Implementation
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   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 GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "dmband_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmband);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 /*****************************************************************************
  26  * IDirectMusicBandTrack implementation
  27  */
  28 /* IDirectMusicBandTrack IUnknown part: */
  29 static HRESULT WINAPI IDirectMusicBandTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  30         ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
  31         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  32
  33         if (IsEqualIID (riid, &IID_IUnknown)) {
  34                 *ppobj = &This->UnknownVtbl;
  35                 IUnknown_AddRef (iface);
  36                 return S_OK;
  37         } else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
  38           || IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
  39                 *ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
  40                 IUnknown_AddRef (iface);
  41                 return S_OK;
  42         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  43                 *ppobj = &This->PersistStreamVtbl;
  44                 IUnknown_AddRef (iface);
  45                 return S_OK;
  46         }
  47
  48         WARN("(%p, %s,%p): not found\n", This, debugstr_dmguid(riid), ppobj);
  49         return E_NOINTERFACE;
  50 }
  51
  52 static ULONG WINAPI IDirectMusicBandTrack_IUnknown_AddRef (LPUNKNOWN iface) {
  53   ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
  54   ULONG ref = InterlockedIncrement(&This->ref);
  55
  56   TRACE("(%p) : AddRef from %d\n", This, ref - 1);
  57
  58   DMBAND_LockModule();
  59
  60   return ref;
  61 }
  62
  63 static ULONG WINAPI IDirectMusicBandTrack_IUnknown_Release (LPUNKNOWN iface) {
  64   ICOM_THIS_MULTI(IDirectMusicBandTrack, UnknownVtbl, iface);
  65   ULONG ref = InterlockedDecrement(&This->ref);
  66
  67   TRACE("(%p) : ReleaseRef to %d\n", This, ref);
  68
  69   if (ref == 0) {
  70     HeapFree(GetProcessHeap(), 0, This);
  71   }
  72
  73   DMBAND_UnlockModule();
  74
  75   return ref;
  76 }
  77
  78 static const IUnknownVtbl DirectMusicBandTrack_Unknown_Vtbl = {
  79   IDirectMusicBandTrack_IUnknown_QueryInterface,
  80   IDirectMusicBandTrack_IUnknown_AddRef,
  81   IDirectMusicBandTrack_IUnknown_Release
  82 };
  83
  84 /* IDirectMusicBandTrack IDirectMusicTrack8 part: */
  85 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
  86   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
  87   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  88 }
  89
  90 static ULONG WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
  91   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
  92   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  93 }
  94
  95 static ULONG WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
  96   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
  97   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
  98 }
  99
 100 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment) {
 101   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 102   FIXME("(%p, %p): stub\n", This, pSegment);
 103   return S_OK;
 104 }
 105
 106 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_InitPlay(LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* segment_state, IDirectMusicPerformance* performance, void** state_data, DWORD virtual_track8id, DWORD flags)
 107 {
 108     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 109
 110     FIXME("(%p, %p, %p, %p, %d, %x): stub\n", This, segment_state, performance, state_data, virtual_track8id, flags);
 111
 112     return S_OK;
 113 }
 114
 115 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData) {
 116   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 117   FIXME("(%p, %p): stub\n", This, pStateData);
 118   return S_OK;
 119 }
 120
 121 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Play(LPDIRECTMUSICTRACK8 iface, void* state_data, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD flags, IDirectMusicPerformance* performance, IDirectMusicSegmentState* segment_state, DWORD virtual_id)
 122 {
 123     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 124
 125     FIXME("(%p, %p, %d, %d, %d, %x, %p, %p, %d): semi-stub\n", This, state_data, mtStart, mtEnd, mtOffset, flags, performance, segment_state, virtual_id);
 126
 127     /* Sends following pMSG:
 128        - DMUS_PATCH_PMSG
 129        - DMUS_TRANSPOSE_PMSG
 130        - DMUS_CHANNEL_PRIORITY_PMSG
 131        - DMUS_MIDI_PMSG
 132     */
 133
 134     return S_OK;
 135 }
 136
 137 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 138   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 139   FIXME("(%p, %s, %d, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
 140   return S_OK;
 141 }
 142
 143 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
 144   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 145   FIXME("(%p, %s, %d, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
 146   return S_OK;
 147 }
 148
 149 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
 150   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 151
 152   TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
 153   if (IsEqualGUID (rguidType, &GUID_BandParam)
 154       || IsEqualGUID (rguidType, &GUID_Clear_All_Bands)
 155       || IsEqualGUID (rguidType, &GUID_ConnectToDLSCollection)
 156       || IsEqualGUID (rguidType, &GUID_Disable_Auto_Download)
 157       || IsEqualGUID (rguidType, &GUID_Download)
 158       || IsEqualGUID (rguidType, &GUID_DownloadToAudioPath)
 159       || IsEqualGUID (rguidType, &GUID_Enable_Auto_Download)
 160       || IsEqualGUID (rguidType, &GUID_IDirectMusicBand)
 161       || IsEqualGUID (rguidType, &GUID_StandardMIDIFile)
 162       || IsEqualGUID (rguidType, &GUID_Unload)
 163       || IsEqualGUID (rguidType, &GUID_UnloadFromAudioPath)) {
 164     TRACE("param supported\n");
 165     return S_OK;
 166   }
 167
 168   TRACE("param unsupported\n");
 169   return DMUS_E_TYPE_UNSUPPORTED;
 170 }
 171
 172 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 173   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 174   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 175   return S_OK;
 176 }
 177
 178 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 179   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 180   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 181   return S_OK;
 182 }
 183
 184 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
 185   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 186   FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 187   return S_OK;
 188 }
 189
 190 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_PlayEx(LPDIRECTMUSICTRACK8 iface, void* state_data, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD flags, IDirectMusicPerformance* performance, IDirectMusicSegmentState* segment_state, DWORD virtual_id)
 191 {
 192     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 193
 194     FIXME("(%p, %p, 0x%s, 0x%s, 0x%s, %x, %p, %p, %d): stub\n", This, state_data, wine_dbgstr_longlong(rtStart),
 195         wine_dbgstr_longlong(rtEnd), wine_dbgstr_longlong(rtOffset), flags, performance, segment_state, virtual_id);
 196
 197     return S_OK;
 198 }
 199
 200 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx(LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* rtNext, void* param, void* state_data, DWORD flags)
 201 {
 202     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 203
 204     FIXME("(%p, %s, 0x%s, %p, %p, %p, %x): stub\n", This, debugstr_dmguid(rguidType),
 205         wine_dbgstr_longlong(rtTime), rtNext, param, state_data, flags);
 206
 207     return S_OK;
 208 }
 209
 210 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx(LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* param, void* state_data, DWORD flags)
 211 {
 212     ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 213
 214     FIXME("(%p, %s, 0x%s, %p, %p, %x): stub\n", This, debugstr_dmguid(rguidType),
 215         wine_dbgstr_longlong(rtTime), param, state_data, flags);
 216
 217     return S_OK;
 218 }
 219
 220 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 221   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 222   FIXME("(%p, %p, %d, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
 223   return S_OK;
 224 }
 225
 226 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 227   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 228   FIXME("(%p, %p, %d, %p, %d, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
 229   return S_OK;
 230 }
 231
 232 static const IDirectMusicTrack8Vtbl DirectMusicBandTrack_DirectMusicTrack_Vtbl = {
 233   IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface,
 234   IDirectMusicBandTrack_IDirectMusicTrack_AddRef,
 235   IDirectMusicBandTrack_IDirectMusicTrack_Release,
 236   IDirectMusicBandTrack_IDirectMusicTrack_Init,
 237   IDirectMusicBandTrack_IDirectMusicTrack_InitPlay,
 238   IDirectMusicBandTrack_IDirectMusicTrack_EndPlay,
 239   IDirectMusicBandTrack_IDirectMusicTrack_Play,
 240   IDirectMusicBandTrack_IDirectMusicTrack_GetParam,
 241   IDirectMusicBandTrack_IDirectMusicTrack_SetParam,
 242   IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported,
 243   IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType,
 244   IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType,
 245   IDirectMusicBandTrack_IDirectMusicTrack_Clone,
 246   IDirectMusicBandTrack_IDirectMusicTrack_PlayEx,
 247   IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx,
 248   IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx,
 249   IDirectMusicBandTrack_IDirectMusicTrack_Compose,
 250   IDirectMusicBandTrack_IDirectMusicTrack_Join
 251 };
 252
 253 /* IDirectMusicBandTrack IPersistStream part: */
 254 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 255   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 256   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 257 }
 258
 259 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 260   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 261   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 262 }
 263
 264 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
 265   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 266   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 267 }
 268
 269 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 270   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 271   TRACE("(%p, %p)\n", This, pClassID);
 272   *pClassID = CLSID_DirectMusicBandTrack;
 273   return S_OK;
 274 }
 275
 276 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 277   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 278   FIXME("(%p): stub, always S_FALSE\n", This);
 279   return S_FALSE;
 280 }
 281
 282 static HRESULT IDirectMusicBandTrack_IPersistStream_LoadBand (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicBand** ppBand,
 283                                                               DMUS_PRIVATE_BAND_ITEM_HEADER* pHeader) {
 284
 285   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 286   HRESULT hr = E_FAIL;
 287   IPersistStream* pPersistStream = NULL;
 288
 289   hr = CoCreateInstance (&CLSID_DirectMusicBand, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicBand, (LPVOID*) ppBand);
 290   if (FAILED(hr)) {
 291     ERR(": could not create object\n");
 292     return hr;
 293   }
 294   /* acquire PersistStream interface */
 295   hr = IDirectMusicBand_QueryInterface (*ppBand, &IID_IPersistStream, (LPVOID*) &pPersistStream);
 296   if (FAILED(hr)) {
 297     ERR(": could not acquire IPersistStream\n");
 298     return hr;
 299   }
 300   /* load */
 301   hr = IPersistStream_Load (pPersistStream, pClonedStream);
 302   if (FAILED(hr)) {
 303     ERR(": failed to load object\n");
 304     return hr;
 305   }
 306
 307   /* release all loading-related stuff */
 308   IPersistStream_Release (pPersistStream);
 309
 310   /*
 311    * @TODO insert pBand into This
 312    */
 313   if (SUCCEEDED(hr)) {
 314     LPDMUS_PRIVATE_BAND pNewBand = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_BAND));
 315     if (NULL == pNewBand) {
 316       ERR(": no more memory\n");
 317       return  E_OUTOFMEMORY;
 318     }
 319     pNewBand->BandHeader = *pHeader;
 320     pNewBand->pBand = (IDirectMusicBandImpl*)((char*)(*ppBand) - offsetof(IDirectMusicBandImpl,BandVtbl));
 321     IDirectMusicBand_AddRef(*ppBand);
 322     list_add_tail (&This->Bands, &pNewBand->entry);
 323   }
 324
 325   return S_OK;
 326 }
 327
 328 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandsList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 329
 330   /*ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);*/
 331   HRESULT hr = E_FAIL;
 332   DMUS_PRIVATE_CHUNK Chunk;
 333   DWORD StreamSize, ListSize[3], ListCount[3];
 334   LARGE_INTEGER liMove; /* used when skipping chunks */
 335
 336   IDirectMusicBand* pBand = NULL;
 337   DMUS_PRIVATE_BAND_ITEM_HEADER header;
 338
 339   memset(&header, 0, sizeof header);
 340
 341   if (pChunk->fccID != DMUS_FOURCC_BANDS_LIST) {
 342     ERR_(dmfile)(": %s chunk should be a BANDS list\n", debugstr_fourcc (pChunk->fccID));
 343     return E_FAIL;
 344   }
 345
 346   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 347   ListCount[0] = 0;
 348
 349   do {
 350     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 351     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 352     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 353     switch (Chunk.fccID) {
 354     case FOURCC_LIST: {
 355       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 356       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 357       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 358       ListCount[1] = 0;
 359       do {
 360         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 361         ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 362         TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 363         switch (Chunk.fccID) {
 364         case DMUS_FOURCC_BANDITEM_CHUNK: {
 365           DMUS_IO_BAND_ITEM_HEADER tmp_header;
 366           TRACE_(dmfile)(": Band Item chunk v1\n");
 367
 368           IStream_Read (pStm, &tmp_header, sizeof(DMUS_IO_BAND_ITEM_HEADER), NULL);
 369           TRACE_(dmfile)(" - lBandTime: %u\n", tmp_header.lBandTime);
 370
 371           header.dwVersion = 1;
 372           header.lBandTime = tmp_header.lBandTime;
 373           break;
 374         }
 375         case DMUS_FOURCC_BANDITEM_CHUNK2: {
 376           DMUS_IO_BAND_ITEM_HEADER2 tmp_header2;
 377           TRACE_(dmfile)(": Band Item chunk v2\n");
 378
 379           IStream_Read (pStm, &tmp_header2, sizeof(DMUS_IO_BAND_ITEM_HEADER2), NULL);
 380           TRACE_(dmfile)(" - lBandTimeLogical: %u\n", tmp_header2.lBandTimeLogical);
 381           TRACE_(dmfile)(" - lBandTimePhysical: %u\n", tmp_header2.lBandTimePhysical);
 382
 383           header.dwVersion = 2;
 384           header.lBandTimeLogical = tmp_header2.lBandTimeLogical;
 385           header.lBandTimePhysical = tmp_header2.lBandTimePhysical;
 386           break;
 387         }
 388         case FOURCC_RIFF: {
 389           IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 390           TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
 391           StreamSize = Chunk.dwSize - sizeof(FOURCC);
 392           switch (Chunk.fccID) {
 393           case DMUS_FOURCC_BAND_FORM: {
 394             LPSTREAM pClonedStream = NULL;
 395             TRACE_(dmfile)(": BAND RIFF\n");
 396
 397             IStream_Clone (pStm, &pClonedStream);
 398
 399             liMove.QuadPart = 0;
 400             liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 401             IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 402
 403             hr = IDirectMusicBandTrack_IPersistStream_LoadBand (iface, pClonedStream, &pBand, &header);
 404             if (FAILED(hr)) {
 405               ERR(": could not load track\n");
 406               return hr;
 407             }
 408             IStream_Release (pClonedStream);
 409
 410             IDirectMusicTrack_Release(pBand); pBand = NULL; /* now we can release at as it inserted */
 411
 412             /** now safe move the cursor */
 413             liMove.QuadPart = StreamSize;
 414             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 415             break;
 416           }
 417           default: {
 418             TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 419             liMove.QuadPart = StreamSize;
 420             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 421             break;
 422           }
 423           }
 424           break;
 425         }
 426         default: {
 427           TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 428           liMove.QuadPart = Chunk.dwSize;
 429           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 430           break;
 431          }
 432         }
 433         TRACE_(dmfile)(": ListCount[1] = %d < ListSize[1] = %d\n", ListCount[1], ListSize[1]);
 434       } while (ListCount[1] < ListSize[1]);
 435       break;
 436     }
 437     default: {
 438       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 439       liMove.QuadPart = Chunk.dwSize;
 440       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 441       break;
 442     }
 443     }
 444     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 445   } while (ListCount[0] < ListSize[0]);
 446
 447   return S_OK;
 448 }
 449
 450 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 451
 452   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 453   HRESULT hr = E_FAIL;
 454   DMUS_PRIVATE_CHUNK Chunk;
 455   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 456   LARGE_INTEGER liMove; /* used when skipping chunks */
 457
 458   if (pChunk->fccID != DMUS_FOURCC_BANDTRACK_FORM) {
 459     ERR_(dmfile)(": %s chunk should be a BANDTRACK form\n", debugstr_fourcc (pChunk->fccID));
 460     return E_FAIL;
 461   }
 462
 463   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 464   StreamCount = 0;
 465
 466   do {
 467     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 468     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 469     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 470
 471     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
 472     if (FAILED(hr)) return hr;
 473
 474     if (hr == S_FALSE) {
 475       switch (Chunk.fccID) {
 476       case DMUS_FOURCC_BANDTRACK_CHUNK: {
 477         TRACE_(dmfile)(": BandTrack chunk\n");
 478         IStream_Read (pStm, &This->header, sizeof(DMUS_IO_BAND_TRACK_HEADER), NULL);
 479         TRACE_(dmfile)(" - bAutoDownload: %u\n", This->header.bAutoDownload);
 480         break;
 481       }
 482       case FOURCC_LIST: {
 483         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 484         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 485         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 486         ListCount[0] = 0;
 487         switch (Chunk.fccID) {
 488         case DMUS_FOURCC_UNFO_LIST: {
 489           TRACE_(dmfile)(": UNFO list\n");
 490           do {
 491             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 492             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 493             TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 494
 495             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
 496             if (FAILED(hr)) return hr;
 497
 498             if (hr == S_FALSE) {
 499               switch (Chunk.fccID) {
 500               default: {
 501                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 502                 liMove.QuadPart = Chunk.dwSize;
 503                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 504                 break;
 505               }
 506               }
 507             }
 508             TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 509           } while (ListCount[0] < ListSize[0]);
 510           break;
 511         }
 512         case DMUS_FOURCC_BANDS_LIST: {
 513           TRACE_(dmfile)(": TRACK list\n");
 514           hr = IDirectMusicBandTrack_IPersistStream_ParseBandsList (iface, &Chunk, pStm);
 515           if (FAILED(hr)) return hr;
 516           break;
 517         }
 518         default: {
 519           TRACE_(dmfile)(": unknown (skipping)\n");
 520           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 521           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 522           break;
 523         }
 524         }
 525         break;
 526       }
 527       default: {
 528         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 529         liMove.QuadPart = Chunk.dwSize;
 530         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 531         break;
 532       }
 533       }
 534     }
 535     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 536   } while (StreamCount < StreamSize);
 537
 538   return S_OK;
 539 }
 540
 541
 542 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 543   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 544
 545   DMUS_PRIVATE_CHUNK Chunk;
 546   LARGE_INTEGER liMove;
 547   HRESULT hr;
 548
 549   TRACE("(%p, %p): Loading\n", This, pStm);
 550
 551   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 552   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 553   switch (Chunk.fccID) {
 554   case FOURCC_RIFF: {
 555     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 556     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 557     switch (Chunk.fccID) {
 558     case DMUS_FOURCC_BANDTRACK_FORM: {
 559       TRACE_(dmfile)(": Band track form\n");
 560       hr = IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (iface, &Chunk, pStm);
 561       if (FAILED(hr)) return hr;
 562       break;
 563     }
 564     default: {
 565       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 566       liMove.QuadPart = Chunk.dwSize;
 567       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 568       return E_FAIL;
 569     }
 570     }
 571     TRACE_(dmfile)(": reading finished\n");
 572     break;
 573   }
 574   default: {
 575     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 576     liMove.QuadPart = Chunk.dwSize;
 577     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 578     return E_FAIL;
 579   }
 580   }
 581
 582   return S_OK;
 583 }
 584
 585 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 586   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 587   FIXME("(%p): Saving not implemented yet\n", This);
 588   return E_NOTIMPL;
 589 }
 590
 591 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 592   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 593   FIXME("(%p, %p): stub\n", This, pcbSize);
 594   return E_NOTIMPL;
 595 }
 596
 597 static const IPersistStreamVtbl DirectMusicBandTrack_PerststStream_Vtbl = {
 598   IDirectMusicBandTrack_IPersistStream_QueryInterface,
 599   IDirectMusicBandTrack_IPersistStream_AddRef,
 600   IDirectMusicBandTrack_IPersistStream_Release,
 601   IDirectMusicBandTrack_IPersistStream_GetClassID,
 602   IDirectMusicBandTrack_IPersistStream_IsDirty,
 603   IDirectMusicBandTrack_IPersistStream_Load,
 604   IDirectMusicBandTrack_IPersistStream_Save,
 605   IDirectMusicBandTrack_IPersistStream_GetSizeMax
 606 };
 607
 608 /* for ClassFactory */
 609 HRESULT WINAPI DMUSIC_CreateDirectMusicBandTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
 610   IDirectMusicBandTrack* track;
 611
 612   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandTrack));
 613   if (NULL == track) {
 614     *ppobj = NULL;
 615     return E_OUTOFMEMORY;
 616   }
 617   track->UnknownVtbl = &DirectMusicBandTrack_Unknown_Vtbl;
 618   track->TrackVtbl = &DirectMusicBandTrack_DirectMusicTrack_Vtbl;
 619   track->PersistStreamVtbl = &DirectMusicBandTrack_PerststStream_Vtbl;
 620   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 621   DM_STRUCT_INIT(track->pDesc);
 622   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 623   track->pDesc->guidClass = CLSID_DirectMusicBandTrack;
 624   track->ref = 0; /* will be inited by QueryInterface */
 625   list_init (&track->Bands);
 626
 627   return IDirectMusicBandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
 628 }