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   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* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags) {
 107   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 108   FIXME("(%p, %p, %p, %p, %d, %d): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
 109   return S_OK;
 110 }
 111
 112 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData) {
 113   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 114   FIXME("(%p, %p): stub\n", This, pStateData);
 115   return S_OK;
 116 }
 117
 118 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
 119   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 120
 121   FIXME("(%p, %p, %d, %d, %d, %d, %p, %p, %d): semi-stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 122   /* Sends following pMSG:
 123      - DMUS_PATCH_PMSG
 124      - DMUS_TRANSPOSE_PMSG
 125      - DMUS_CHANNEL_PRIORITY_PMSG
 126      - DMUS_MIDI_PMSG
 127   */
 128
 129   return S_OK;
 130 }
 131
 132 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 133   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 134   FIXME("(%p, %s, %d, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
 135   return S_OK;
 136 }
 137
 138 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
 139   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 140   FIXME("(%p, %s, %d, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
 141   return S_OK;
 142 }
 143
 144 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
 145   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 146
 147   TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
 148   if (IsEqualGUID (rguidType, &GUID_BandParam)
 149       || IsEqualGUID (rguidType, &GUID_Clear_All_Bands)
 150       || IsEqualGUID (rguidType, &GUID_ConnectToDLSCollection)
 151       || IsEqualGUID (rguidType, &GUID_Disable_Auto_Download)
 152       || IsEqualGUID (rguidType, &GUID_Download)
 153       || IsEqualGUID (rguidType, &GUID_DownloadToAudioPath)
 154       || IsEqualGUID (rguidType, &GUID_Enable_Auto_Download)
 155       || IsEqualGUID (rguidType, &GUID_IDirectMusicBand)
 156       || IsEqualGUID (rguidType, &GUID_StandardMIDIFile)
 157       || IsEqualGUID (rguidType, &GUID_Unload)
 158       || IsEqualGUID (rguidType, &GUID_UnloadFromAudioPath)) {
 159     TRACE("param supported\n");
 160     return S_OK;
 161   }
 162
 163   TRACE("param unsupported\n");
 164   return DMUS_E_TYPE_UNSUPPORTED;
 165 }
 166
 167 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 168   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 169   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 170   return S_OK;
 171 }
 172
 173 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 174   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 175   FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 176   return S_OK;
 177 }
 178
 179 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
 180   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 181   FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 182   return S_OK;
 183 }
 184
 185 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
 186   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 187   FIXME("(%p, %p, 0x%s, 0x%s, 0x%s, %d, %p, %p, %d): stub\n", This, pStateData, wine_dbgstr_longlong(rtStart),
 188       wine_dbgstr_longlong(rtEnd), wine_dbgstr_longlong(rtOffset), dwFlags, pPerf, pSegSt, dwVirtualID);
 189   return S_OK;
 190 }
 191
 192 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
 193   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 194   FIXME("(%p, %s, 0x%s, %p, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
 195       wine_dbgstr_longlong(rtTime), prtNext, pParam, pStateData, dwFlags);
 196   return S_OK;
 197 }
 198
 199 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
 200   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 201   FIXME("(%p, %s, 0x%s, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
 202       wine_dbgstr_longlong(rtTime), pParam, pStateData, dwFlags);
 203   return S_OK;
 204 }
 205
 206 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 207   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 208   FIXME("(%p, %p, %d, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
 209   return S_OK;
 210 }
 211
 212 static HRESULT WINAPI IDirectMusicBandTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 213   ICOM_THIS_MULTI(IDirectMusicBandTrack, TrackVtbl, iface);
 214   FIXME("(%p, %p, %d, %p, %d, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
 215   return S_OK;
 216 }
 217
 218 static const IDirectMusicTrack8Vtbl DirectMusicBandTrack_DirectMusicTrack_Vtbl = {
 219   IDirectMusicBandTrack_IDirectMusicTrack_QueryInterface,
 220   IDirectMusicBandTrack_IDirectMusicTrack_AddRef,
 221   IDirectMusicBandTrack_IDirectMusicTrack_Release,
 222   IDirectMusicBandTrack_IDirectMusicTrack_Init,
 223   IDirectMusicBandTrack_IDirectMusicTrack_InitPlay,
 224   IDirectMusicBandTrack_IDirectMusicTrack_EndPlay,
 225   IDirectMusicBandTrack_IDirectMusicTrack_Play,
 226   IDirectMusicBandTrack_IDirectMusicTrack_GetParam,
 227   IDirectMusicBandTrack_IDirectMusicTrack_SetParam,
 228   IDirectMusicBandTrack_IDirectMusicTrack_IsParamSupported,
 229   IDirectMusicBandTrack_IDirectMusicTrack_AddNotificationType,
 230   IDirectMusicBandTrack_IDirectMusicTrack_RemoveNotificationType,
 231   IDirectMusicBandTrack_IDirectMusicTrack_Clone,
 232   IDirectMusicBandTrack_IDirectMusicTrack_PlayEx,
 233   IDirectMusicBandTrack_IDirectMusicTrack_GetParamEx,
 234   IDirectMusicBandTrack_IDirectMusicTrack_SetParamEx,
 235   IDirectMusicBandTrack_IDirectMusicTrack_Compose,
 236   IDirectMusicBandTrack_IDirectMusicTrack_Join
 237 };
 238
 239 /* IDirectMusicBandTrack IPersistStream part: */
 240 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 241   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 242   return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 243 }
 244
 245 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 246   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 247   return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 248 }
 249
 250 static ULONG WINAPI IDirectMusicBandTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
 251   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 252   return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 253 }
 254
 255 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 256   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 257   TRACE("(%p, %p)\n", This, pClassID);
 258   *pClassID = CLSID_DirectMusicBandTrack;
 259   return S_OK;
 260 }
 261
 262 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 263   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 264   FIXME("(%p): stub, always S_FALSE\n", This);
 265   return S_FALSE;
 266 }
 267
 268 static HRESULT IDirectMusicBandTrack_IPersistStream_LoadBand (LPPERSISTSTREAM iface, IStream* pClonedStream, IDirectMusicBand** ppBand,
 269                                                               DMUS_PRIVATE_BAND_ITEM_HEADER* pHeader) {
 270
 271   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 272   HRESULT hr = E_FAIL;
 273   IPersistStream* pPersistStream = NULL;
 274
 275   hr = CoCreateInstance (&CLSID_DirectMusicBand, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicBand, (LPVOID*) ppBand);
 276   if (FAILED(hr)) {
 277     ERR(": could not create object\n");
 278     return hr;
 279   }
 280   /* acquire PersistStream interface */
 281   hr = IDirectMusicBand_QueryInterface (*ppBand, &IID_IPersistStream, (LPVOID*) &pPersistStream);
 282   if (FAILED(hr)) {
 283     ERR(": could not acquire IPersistStream\n");
 284     return hr;
 285   }
 286   /* load */
 287   hr = IPersistStream_Load (pPersistStream, pClonedStream);
 288   if (FAILED(hr)) {
 289     ERR(": failed to load object\n");
 290     return hr;
 291   }
 292
 293   /* release all loading-related stuff */
 294   IPersistStream_Release (pPersistStream);
 295
 296   /*
 297    * @TODO insert pBand into This
 298    */
 299   if (SUCCEEDED(hr)) {
 300     LPDMUS_PRIVATE_BAND pNewBand = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_BAND));
 301     if (NULL == pNewBand) {
 302       ERR(": no more memory\n");
 303       return  E_OUTOFMEMORY;
 304     }
 305     pNewBand->BandHeader = *pHeader;
 306     pNewBand->pBand = (IDirectMusicBandImpl*)((char*)(*ppBand) - offsetof(IDirectMusicBandImpl,BandVtbl));
 307     IDirectMusicBand_AddRef(*ppBand);
 308     list_add_tail (&This->Bands, &pNewBand->entry);
 309   }
 310
 311   return S_OK;
 312 }
 313
 314 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandsList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 315
 316   /*ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);*/
 317   HRESULT hr = E_FAIL;
 318   DMUS_PRIVATE_CHUNK Chunk;
 319   DWORD StreamSize, ListSize[3], ListCount[3];
 320   LARGE_INTEGER liMove; /* used when skipping chunks */
 321
 322   IDirectMusicBand* pBand = NULL;
 323   DMUS_PRIVATE_BAND_ITEM_HEADER header;
 324
 325   memset(&header, 0, sizeof header);
 326
 327   if (pChunk->fccID != DMUS_FOURCC_BANDS_LIST) {
 328     ERR_(dmfile)(": %s chunk should be a BANDS list\n", debugstr_fourcc (pChunk->fccID));
 329     return E_FAIL;
 330   }
 331
 332   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 333   ListCount[0] = 0;
 334
 335   do {
 336     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 337     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 338     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 339     switch (Chunk.fccID) {
 340     case FOURCC_LIST: {
 341       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 342       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 343       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 344       ListCount[1] = 0;
 345       do {
 346         IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 347         ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 348         TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 349         switch (Chunk.fccID) {
 350         case DMUS_FOURCC_BANDITEM_CHUNK: {
 351           DMUS_IO_BAND_ITEM_HEADER tmp_header;
 352           TRACE_(dmfile)(": Band Item chunk v1\n");
 353
 354           IStream_Read (pStm, &tmp_header, sizeof(DMUS_IO_BAND_ITEM_HEADER), NULL);
 355           TRACE_(dmfile)(" - lBandTime: %u\n", tmp_header.lBandTime);
 356
 357           header.dwVersion = 1;
 358           header.lBandTime = tmp_header.lBandTime;
 359           break;
 360         }
 361         case DMUS_FOURCC_BANDITEM_CHUNK2: {
 362           DMUS_IO_BAND_ITEM_HEADER2 tmp_header2;
 363           TRACE_(dmfile)(": Band Item chunk v2\n");
 364
 365           IStream_Read (pStm, &tmp_header2, sizeof(DMUS_IO_BAND_ITEM_HEADER2), NULL);
 366           TRACE_(dmfile)(" - lBandTimeLogical: %u\n", tmp_header2.lBandTimeLogical);
 367           TRACE_(dmfile)(" - lBandTimePhysical: %u\n", tmp_header2.lBandTimePhysical);
 368
 369           header.dwVersion = 2;
 370           header.lBandTimeLogical = tmp_header2.lBandTimeLogical;
 371           header.lBandTimePhysical = tmp_header2.lBandTimePhysical;
 372           break;
 373         }
 374         case FOURCC_RIFF: {
 375           IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 376           TRACE_(dmfile)(": RIFF chunk of type %s\n", debugstr_fourcc(Chunk.fccID));
 377           StreamSize = Chunk.dwSize - sizeof(FOURCC);
 378           switch (Chunk.fccID) {
 379           case DMUS_FOURCC_BAND_FORM: {
 380             LPSTREAM pClonedStream = NULL;
 381             TRACE_(dmfile)(": BAND RIFF\n");
 382
 383             IStream_Clone (pStm, &pClonedStream);
 384
 385             liMove.QuadPart = 0;
 386             liMove.QuadPart -= sizeof(FOURCC) + (sizeof(FOURCC)+sizeof(DWORD));
 387             IStream_Seek (pClonedStream, liMove, STREAM_SEEK_CUR, NULL);
 388
 389             hr = IDirectMusicBandTrack_IPersistStream_LoadBand (iface, pClonedStream, &pBand, &header);
 390             if (FAILED(hr)) {
 391               ERR(": could not load track\n");
 392               return hr;
 393             }
 394             IStream_Release (pClonedStream);
 395
 396             IDirectMusicTrack_Release(pBand); pBand = NULL; /* now we can release at as it inserted */
 397
 398             /** now safe move the cursor */
 399             liMove.QuadPart = StreamSize;
 400             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 401             break;
 402           }
 403           default: {
 404             TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 405             liMove.QuadPart = StreamSize;
 406             IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 407             break;
 408           }
 409           }
 410           break;
 411         }
 412         default: {
 413           TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 414           liMove.QuadPart = Chunk.dwSize;
 415           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 416           break;
 417          }
 418         }
 419         TRACE_(dmfile)(": ListCount[1] = %d < ListSize[1] = %d\n", ListCount[1], ListSize[1]);
 420       } while (ListCount[1] < ListSize[1]);
 421       break;
 422     }
 423     default: {
 424       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 425       liMove.QuadPart = Chunk.dwSize;
 426       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 427       break;
 428     }
 429     }
 430     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 431   } while (ListCount[0] < ListSize[0]);
 432
 433   return S_OK;
 434 }
 435
 436 static HRESULT IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 437
 438   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 439   HRESULT hr = E_FAIL;
 440   DMUS_PRIVATE_CHUNK Chunk;
 441   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 442   LARGE_INTEGER liMove; /* used when skipping chunks */
 443
 444   if (pChunk->fccID != DMUS_FOURCC_BANDTRACK_FORM) {
 445     ERR_(dmfile)(": %s chunk should be a BANDTRACK form\n", debugstr_fourcc (pChunk->fccID));
 446     return E_FAIL;
 447   }
 448
 449   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 450   StreamCount = 0;
 451
 452   do {
 453     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 454     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 455     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 456
 457     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
 458     if (FAILED(hr)) return hr;
 459
 460     if (hr == S_FALSE) {
 461       switch (Chunk.fccID) {
 462       case DMUS_FOURCC_BANDTRACK_CHUNK: {
 463         TRACE_(dmfile)(": BandTrack chunk\n");
 464         IStream_Read (pStm, &This->header, sizeof(DMUS_IO_BAND_TRACK_HEADER), NULL);
 465         TRACE_(dmfile)(" - bAutoDownload: %u\n", This->header.bAutoDownload);
 466         break;
 467       }
 468       case FOURCC_LIST: {
 469         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 470         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 471         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 472         ListCount[0] = 0;
 473         switch (Chunk.fccID) {
 474         case DMUS_FOURCC_UNFO_LIST: {
 475           TRACE_(dmfile)(": UNFO list\n");
 476           do {
 477             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 478             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 479             TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 480
 481             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
 482             if (FAILED(hr)) return hr;
 483
 484             if (hr == S_FALSE) {
 485               switch (Chunk.fccID) {
 486               default: {
 487                 TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 488                 liMove.QuadPart = Chunk.dwSize;
 489                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 490                 break;
 491               }
 492               }
 493             }
 494             TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
 495           } while (ListCount[0] < ListSize[0]);
 496           break;
 497         }
 498         case DMUS_FOURCC_BANDS_LIST: {
 499           TRACE_(dmfile)(": TRACK list\n");
 500           hr = IDirectMusicBandTrack_IPersistStream_ParseBandsList (iface, &Chunk, pStm);
 501           if (FAILED(hr)) return hr;
 502           break;
 503         }
 504         default: {
 505           TRACE_(dmfile)(": unknown (skipping)\n");
 506           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 507           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 508           break;
 509         }
 510         }
 511         break;
 512       }
 513       default: {
 514         TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
 515         liMove.QuadPart = Chunk.dwSize;
 516         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 517         break;
 518       }
 519       }
 520     }
 521     TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize);
 522   } while (StreamCount < StreamSize);
 523
 524   return S_OK;
 525 }
 526
 527
 528 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 529   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 530
 531   DMUS_PRIVATE_CHUNK Chunk;
 532   LARGE_INTEGER liMove;
 533   HRESULT hr;
 534
 535   TRACE("(%p, %p): Loading\n", This, pStm);
 536
 537   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 538   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 539   switch (Chunk.fccID) {
 540   case FOURCC_RIFF: {
 541     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 542     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 543     switch (Chunk.fccID) {
 544     case DMUS_FOURCC_BANDTRACK_FORM: {
 545       TRACE_(dmfile)(": Band track form\n");
 546       hr = IDirectMusicBandTrack_IPersistStream_ParseBandTrackForm (iface, &Chunk, pStm);
 547       if (FAILED(hr)) return hr;
 548       break;
 549     }
 550     default: {
 551       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 552       liMove.QuadPart = Chunk.dwSize;
 553       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 554       return E_FAIL;
 555     }
 556     }
 557     TRACE_(dmfile)(": reading finished\n");
 558     break;
 559   }
 560   default: {
 561     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 562     liMove.QuadPart = Chunk.dwSize;
 563     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 564     return E_FAIL;
 565   }
 566   }
 567
 568   return S_OK;
 569 }
 570
 571 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 572   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 573   FIXME("(%p): Saving not implemented yet\n", This);
 574   return E_NOTIMPL;
 575 }
 576
 577 static HRESULT WINAPI IDirectMusicBandTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 578   ICOM_THIS_MULTI(IDirectMusicBandTrack, PersistStreamVtbl, iface);
 579   FIXME("(%p, %p): stub\n", This, pcbSize);
 580   return E_NOTIMPL;
 581 }
 582
 583 static const IPersistStreamVtbl DirectMusicBandTrack_PerststStream_Vtbl = {
 584   IDirectMusicBandTrack_IPersistStream_QueryInterface,
 585   IDirectMusicBandTrack_IPersistStream_AddRef,
 586   IDirectMusicBandTrack_IPersistStream_Release,
 587   IDirectMusicBandTrack_IPersistStream_GetClassID,
 588   IDirectMusicBandTrack_IPersistStream_IsDirty,
 589   IDirectMusicBandTrack_IPersistStream_Load,
 590   IDirectMusicBandTrack_IPersistStream_Save,
 591   IDirectMusicBandTrack_IPersistStream_GetSizeMax
 592 };
 593
 594 /* for ClassFactory */
 595 HRESULT WINAPI DMUSIC_CreateDirectMusicBandTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
 596   IDirectMusicBandTrack* track;
 597
 598   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandTrack));
 599   if (NULL == track) {
 600     *ppobj = NULL;
 601     return E_OUTOFMEMORY;
 602   }
 603   track->UnknownVtbl = &DirectMusicBandTrack_Unknown_Vtbl;
 604   track->TrackVtbl = &DirectMusicBandTrack_DirectMusicTrack_Vtbl;
 605   track->PersistStreamVtbl = &DirectMusicBandTrack_PerststStream_Vtbl;
 606   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 607   DM_STRUCT_INIT(track->pDesc);
 608   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 609   track->pDesc->guidClass = CLSID_DirectMusicBandTrack;
 610   track->ref = 0; /* will be inited by QueryInterface */
 611   list_init (&track->Bands);
 612
 613   return IDirectMusicBandTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
 614 }