dlls/dmstyle/styletrack.c - wine - Git at Google

 /* IDirectMusicStyleTrack Implementation
  *
  * Copyright (C) 2003-2004 Rok Mandeljc
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */

 #include "dmstyle_private.h"

 WINE_DEFAULT_DEBUG_CHANNEL(dmstyle);
 WINE_DECLARE_DEBUG_CHANNEL(dmfile);

 static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface);
 static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface);
 static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface);

 /*****************************************************************************
  * IDirectMusicStyleTrack implementation
  */
 /* IDirectMusicStyleTrack IUnknown part: */
 static HRESULT WINAPI IDirectMusicStyleTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
 	TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);

 	if (IsEqualIID (riid, &IID_IUnknown)) {
 		*ppobj = &This->UnknownVtbl;
 		IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 		return S_OK;
 	} else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
 	  || IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
 		*ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
 		IDirectMusicStyleTrack_IDirectMusicTrack_AddRef ((LPDIRECTMUSICTRACK8)&This->TrackVtbl);
 		return S_OK;
 	} else if (IsEqualIID (riid, &IID_IPersistStream)) {
 		*ppobj = &This->PersistStreamVtbl;
 		IDirectMusicStyleTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
 		return S_OK;
 	}

 	WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
 	return E_NOINTERFACE;
 }

 static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
         ULONG ref = InterlockedIncrement(&This->ref);

 	TRACE("(%p): AddRef from %d\n", This, ref - 1);

 	DMSTYLE_LockModule();

 	return ref;
 }

 static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_Release (LPUNKNOWN iface) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
 	ULONG ref = InterlockedDecrement(&This->ref);

 	TRACE("(%p): ReleaseRef to %d\n", This, ref);

 	if (ref == 0) {
 		HeapFree(GetProcessHeap(), 0, This);
 	}

 	DMSTYLE_UnlockModule();

 	return ref;
 }

 static const IUnknownVtbl DirectMusicStyleTrack_Unknown_Vtbl = {
 	IDirectMusicStyleTrack_IUnknown_QueryInterface,
 	IDirectMusicStyleTrack_IUnknown_AddRef,
 	IDirectMusicStyleTrack_IUnknown_Release
 };

 /* IDirectMusicStyleTrack IDirectMusicTrack8 part: */
 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 }

 static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 }

 static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
 {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p): stub\n", This, pSegment);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
 {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p, %p, %p, %d, %d): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
 {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p): stub\n", This, pStateData);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID)
 {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p, %d, %d, %d, %d, %p, %p, %d): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %s, %d, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %s, %d, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);

 	TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
 	if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
 		|| IsEqualGUID (rguidType, &GUID_EnableTimeSig)
 		|| IsEqualGUID (rguidType, &GUID_IDirectMusicStyle)
 		|| IsEqualGUID (rguidType, &GUID_SeedVariations)
 		|| IsEqualGUID (rguidType, &GUID_TimeSignature)) {
 		TRACE("param supported\n");
 		return S_OK;
 	}
 	TRACE("param unsupported\n");
 	return DMUS_E_TYPE_UNSUPPORTED;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p, 0x%s, 0x%s, 0x%s, %d, %p, %p, %d): stub\n", This, pStateData, wine_dbgstr_longlong(rtStart),
 	    wine_dbgstr_longlong(rtEnd), wine_dbgstr_longlong(rtOffset), dwFlags, pPerf, pSegSt, dwVirtualID);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %s, 0x%s, %p, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
 	    wine_dbgstr_longlong(rtTime), prtNext, pParam, pStateData, dwFlags);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %s, 0x%s, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
 	    wine_dbgstr_longlong(rtTime), pParam, pStateData, dwFlags);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p, %d, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
 	return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 	FIXME("(%p, %p, %d, %p, %d, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
 	return S_OK;
 }

 static const IDirectMusicTrack8Vtbl DirectMusicStyleTrack_Track_Vtbl = {
 	IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface,
 	IDirectMusicStyleTrack_IDirectMusicTrack_AddRef,
 	IDirectMusicStyleTrack_IDirectMusicTrack_Release,
 	IDirectMusicStyleTrack_IDirectMusicTrack_Init,
 	IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay,
 	IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay,
 	IDirectMusicStyleTrack_IDirectMusicTrack_Play,
 	IDirectMusicStyleTrack_IDirectMusicTrack_GetParam,
 	IDirectMusicStyleTrack_IDirectMusicTrack_SetParam,
 	IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported,
 	IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType,
 	IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType,
 	IDirectMusicStyleTrack_IDirectMusicTrack_Clone,
 	IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx,
 	IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx,
 	IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx,
 	IDirectMusicStyleTrack_IDirectMusicTrack_Compose,
 	IDirectMusicStyleTrack_IDirectMusicTrack_Join
 };

 /* IDirectMusicStyleTrack IPersistStream part: */
 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 	return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 }

 static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 	return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 }

 static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
   return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
   TRACE("(%p, %p)\n", This, pClassID);
   *pClassID = CLSID_DirectMusicStyleTrack;
   return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
   FIXME("(%p): stub, always S_FALSE\n", This);
   return S_FALSE;
 }

 static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
   DMUS_PRIVATE_CHUNK Chunk;
   DWORD ListSize[3], ListCount[3];
   LARGE_INTEGER liMove; /* used when skipping chunks */
   HRESULT hr;

   IDirectMusicObject* pObject = NULL;
   LPDMUS_PRIVATE_STYLE_ITEM pNewItem = NULL;

   if (pChunk->fccID != DMUS_FOURCC_STYLE_REF_LIST) {
     ERR_(dmfile)(": %s chunk should be a STYLE list\n", debugstr_fourcc (pChunk->fccID));
     return E_FAIL;
   }

   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
   ListCount[0] = 0;

   do {
     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
     switch (Chunk.fccID) {
     case DMUS_FOURCC_TIME_STAMP_CHUNK: {
       TRACE_(dmfile)(": Time Stamp chunk\n");
       pNewItem = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_STYLE_ITEM));
       if (NULL == pNewItem) {
 	ERR(": no more memory\n");
 	return  E_OUTOFMEMORY;
       }
       IStream_Read (pStm, &pNewItem->dwTimeStamp, sizeof(DWORD), NULL);
       TRACE_(dmfile)(" - dwTimeStamp: %u\n", pNewItem->dwTimeStamp);
       list_add_tail (&This->Items, &pNewItem->entry);
       break;
     }
     case FOURCC_LIST: {
       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
       ListCount[1] = 0;
       switch (Chunk.fccID) {
 	/**
 	 * should be a DMRF (DirectMusic Reference) list @TODO
 	 */
       case DMUS_FOURCC_REF_LIST: {
 	FIXME_(dmfile)(": DMRF (DM References) list, not yet handled\n");
 	hr = IDirectMusicUtils_IPersistStream_ParseReference (iface,  &Chunk, pStm, &pObject);
 	if (FAILED(hr)) {
 	  ERR(": could not load Reference\n");
 	  return hr;
 	}
 	hr = IDirectMusicObject_QueryInterface(pObject, &IID_IDirectMusicStyle8, (LPVOID*)&pNewItem->pObject);
 	if (FAILED(hr)) {
 	  ERR(": Reference not an IDirectMusicStyle, exiting\n");
 	  exit(-1);
 	  return hr;
 	}
 	IDirectMusicObject_Release(pObject);
 	break;
       }
       default: {
 	TRACE_(dmfile)(": unknown (skipping)\n");
 	liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 	break;
       }
       }
       break;
     }
     default: {
       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
       liMove.QuadPart = Chunk.dwSize;
       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
       break;
     }
     }
     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
   } while (ListCount[0] < ListSize[0]);

   return S_OK;
 }

 static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {

   /*ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);*/
   DMUS_PRIVATE_CHUNK Chunk;
   DWORD ListSize[3], ListCount[3];
   LARGE_INTEGER liMove; /* used when skipping chunks */
   HRESULT hr;

   if (pChunk->fccID != DMUS_FOURCC_STYLE_TRACK_LIST) {
     ERR_(dmfile)(": %s chunk should be a STYLETRACK list\n", debugstr_fourcc (pChunk->fccID));
     return E_FAIL;
   }

   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
   ListCount[0] = 0;

   do {
     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
     switch (Chunk.fccID) {
     case FOURCC_LIST: {
       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
       ListCount[1] = 0;
       switch (Chunk.fccID) {
       case DMUS_FOURCC_STYLE_REF_LIST: {
 	TRACE_(dmfile)(": STYLE_REF list\n");
 	hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (iface, &Chunk, pStm);
 	if (FAILED(hr)) return hr;
 	break;
       }
       default: {
 	TRACE_(dmfile)(": unknown (skipping)\n");
 	liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 	break;
       }
       }
       break;
     }
     default: {
       TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
       liMove.QuadPart = Chunk.dwSize;
       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
       break;
     }
     }
     TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
   } while (ListCount[0] < ListSize[0]);

   return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);

   DMUS_PRIVATE_CHUNK Chunk;
   LARGE_INTEGER liMove;
   HRESULT hr;

   FIXME("(%p, %p): Loading not fully implemented yet\n", This, pStm);

   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
   TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
   switch (Chunk.fccID) {
   case FOURCC_LIST: {
     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
     TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
     switch (Chunk.fccID) {
     case DMUS_FOURCC_STYLE_TRACK_LIST: {
       TRACE_(dmfile)(": Chord track list\n");
       hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (iface, &Chunk, pStm);
       if (FAILED(hr)) return hr;
       break;
     }
     default: {
       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
       liMove.QuadPart = Chunk.dwSize;
       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
       return E_FAIL;
     }
     }
     TRACE_(dmfile)(": reading finished\n");
     break;
   }
   default: {
     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
     liMove.QuadPart = Chunk.dwSize;
     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
     return E_FAIL;
   }
   }

   return S_OK;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
   FIXME("(%p): Saving not implemented yet\n", This);
   return E_NOTIMPL;
 }

 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
   FIXME("(%p, %p): stub\n", This, pcbSize);
   return E_NOTIMPL;
 }

 static const IPersistStreamVtbl DirectMusicStyleTrack_PersistStream_Vtbl = {
   IDirectMusicStyleTrack_IPersistStream_QueryInterface,
   IDirectMusicStyleTrack_IPersistStream_AddRef,
   IDirectMusicStyleTrack_IPersistStream_Release,
   IDirectMusicStyleTrack_IPersistStream_GetClassID,
   IDirectMusicStyleTrack_IPersistStream_IsDirty,
   IDirectMusicStyleTrack_IPersistStream_Load,
   IDirectMusicStyleTrack_IPersistStream_Save,
   IDirectMusicStyleTrack_IPersistStream_GetSizeMax
 };

 /* for ClassFactory */
 HRESULT WINAPI DMUSIC_CreateDirectMusicStyleTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
   IDirectMusicStyleTrack* track;

   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicStyleTrack));
   if (NULL == track) {
     *ppobj = NULL;
     return E_OUTOFMEMORY;
   }
   track->UnknownVtbl = &DirectMusicStyleTrack_Unknown_Vtbl;
   track->TrackVtbl = &DirectMusicStyleTrack_Track_Vtbl;
   track->PersistStreamVtbl = &DirectMusicStyleTrack_PersistStream_Vtbl;
   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
   DM_STRUCT_INIT(track->pDesc);
   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
   track->pDesc->guidClass = CLSID_DirectMusicStyleTrack;
   track->ref = 0; /* will be inited by QueryInterface */
   list_init (&track->Items);

   return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
 }
	/* IDirectMusicStyleTrack Implementation
	*
	* Copyright (C) 2003-2004 Rok Mandeljc
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 2.1 of the License, or (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this program; if not, write to the Free Software
	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
	*/

	#include "dmstyle_private.h"

	WINE_DEFAULT_DEBUG_CHANNEL(dmstyle);
	WINE_DECLARE_DEBUG_CHANNEL(dmfile);

	static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface);
	static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface);
	static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface);

	/*****************************************************************************
	* IDirectMusicStyleTrack implementation
	*/
	/* IDirectMusicStyleTrack IUnknown part: */
	static HRESULT WINAPI IDirectMusicStyleTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
	TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);

	if (IsEqualIID (riid, &IID_IUnknown)) {
	*ppobj = &This->UnknownVtbl;
	IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
	return S_OK;
	} else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
	\|\| IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
	*ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
	IDirectMusicStyleTrack_IDirectMusicTrack_AddRef ((LPDIRECTMUSICTRACK8)&This->TrackVtbl);
	return S_OK;
	} else if (IsEqualIID (riid, &IID_IPersistStream)) {
	*ppobj = &This->PersistStreamVtbl;
	IDirectMusicStyleTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
	return S_OK;
	}

	WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
	return E_NOINTERFACE;
	}

	static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
	ULONG ref = InterlockedIncrement(&This->ref);

	TRACE("(%p): AddRef from %d\n", This, ref - 1);

	DMSTYLE_LockModule();

	return ref;
	}

	static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_Release (LPUNKNOWN iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
	ULONG ref = InterlockedDecrement(&This->ref);

	TRACE("(%p): ReleaseRef to %d\n", This, ref);

	if (ref == 0) {
	HeapFree(GetProcessHeap(), 0, This);
	}

	DMSTYLE_UnlockModule();

	return ref;
	}

	static const IUnknownVtbl DirectMusicStyleTrack_Unknown_Vtbl = {
	IDirectMusicStyleTrack_IUnknown_QueryInterface,
	IDirectMusicStyleTrack_IUnknown_AddRef,
	IDirectMusicStyleTrack_IUnknown_Release
	};

	/* IDirectMusicStyleTrack IDirectMusicTrack8 part: */
	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
	}

	static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
	}

	static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
	{
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p): stub\n", This, pSegment);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
	{
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p, %p, %p, %d, %d): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
	{
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p): stub\n", This, pStateData);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Play (LPDIRECTMUSICTRACK8 iface, void* pStateData, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID)
	{
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p, %d, %d, %d, %d, %p, %p, %d): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %s, %d, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %s, %d, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);

	TRACE("(%p, %s)\n", This, debugstr_dmguid(rguidType));
	if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
	\|\| IsEqualGUID (rguidType, &GUID_EnableTimeSig)
	\|\| IsEqualGUID (rguidType, &GUID_IDirectMusicStyle)
	\|\| IsEqualGUID (rguidType, &GUID_SeedVariations)
	\|\| IsEqualGUID (rguidType, &GUID_TimeSignature)) {
	TRACE("param supported\n");
	return S_OK;
	}
	TRACE("param unsupported\n");
	return DMUS_E_TYPE_UNSUPPORTED;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %d, %d, %p): stub\n", This, mtStart, mtEnd, ppTrack);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx (LPDIRECTMUSICTRACK8 iface, void* pStateData, REFERENCE_TIME rtStart, REFERENCE_TIME rtEnd, REFERENCE_TIME rtOffset, DWORD dwFlags, IDirectMusicPerformance* pPerf, IDirectMusicSegmentState* pSegSt, DWORD dwVirtualID) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p, 0x%s, 0x%s, 0x%s, %d, %p, %p, %d): stub\n", This, pStateData, wine_dbgstr_longlong(rtStart),
	wine_dbgstr_longlong(rtEnd), wine_dbgstr_longlong(rtOffset), dwFlags, pPerf, pSegSt, dwVirtualID);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %s, 0x%s, %p, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
	wine_dbgstr_longlong(rtTime), prtNext, pParam, pStateData, dwFlags);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %s, 0x%s, %p, %p, %d): stub\n", This, debugstr_dmguid(rguidType),
	wine_dbgstr_longlong(rtTime), pParam, pStateData, dwFlags);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p, %d, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
	FIXME("(%p, %p, %d, %p, %d, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
	return S_OK;
	}

	static const IDirectMusicTrack8Vtbl DirectMusicStyleTrack_Track_Vtbl = {
	IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface,
	IDirectMusicStyleTrack_IDirectMusicTrack_AddRef,
	IDirectMusicStyleTrack_IDirectMusicTrack_Release,
	IDirectMusicStyleTrack_IDirectMusicTrack_Init,
	IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay,
	IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay,
	IDirectMusicStyleTrack_IDirectMusicTrack_Play,
	IDirectMusicStyleTrack_IDirectMusicTrack_GetParam,
	IDirectMusicStyleTrack_IDirectMusicTrack_SetParam,
	IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported,
	IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType,
	IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType,
	IDirectMusicStyleTrack_IDirectMusicTrack_Clone,
	IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx,
	IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx,
	IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx,
	IDirectMusicStyleTrack_IDirectMusicTrack_Compose,
	IDirectMusicStyleTrack_IDirectMusicTrack_Join
	};

	/* IDirectMusicStyleTrack IPersistStream part: */
	static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
	}

	static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
	}

	static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	TRACE("(%p, %p)\n", This, pClassID);
	*pClassID = CLSID_DirectMusicStyleTrack;
	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	FIXME("(%p): stub, always S_FALSE\n", This);
	return S_FALSE;
	}

	static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	DMUS_PRIVATE_CHUNK Chunk;
	DWORD ListSize[3], ListCount[3];
	LARGE_INTEGER liMove; /* used when skipping chunks */
	HRESULT hr;

	IDirectMusicObject* pObject = NULL;
	LPDMUS_PRIVATE_STYLE_ITEM pNewItem = NULL;

	if (pChunk->fccID != DMUS_FOURCC_STYLE_REF_LIST) {
	ERR_(dmfile)(": %s chunk should be a STYLE list\n", debugstr_fourcc (pChunk->fccID));
	return E_FAIL;
	}

	ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
	ListCount[0] = 0;

	do {
	IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
	ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
	TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
	switch (Chunk.fccID) {
	case DMUS_FOURCC_TIME_STAMP_CHUNK: {
	TRACE_(dmfile)(": Time Stamp chunk\n");
	pNewItem = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_STYLE_ITEM));
	if (NULL == pNewItem) {
	ERR(": no more memory\n");
	return E_OUTOFMEMORY;
	}
	IStream_Read (pStm, &pNewItem->dwTimeStamp, sizeof(DWORD), NULL);
	TRACE_(dmfile)(" - dwTimeStamp: %u\n", pNewItem->dwTimeStamp);
	list_add_tail (&This->Items, &pNewItem->entry);
	break;
	}
	case FOURCC_LIST: {
	IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
	TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
	ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
	ListCount[1] = 0;
	switch (Chunk.fccID) {
	/**
	* should be a DMRF (DirectMusic Reference) list @TODO
	*/
	case DMUS_FOURCC_REF_LIST: {
	FIXME_(dmfile)(": DMRF (DM References) list, not yet handled\n");
	hr = IDirectMusicUtils_IPersistStream_ParseReference (iface, &Chunk, pStm, &pObject);
	if (FAILED(hr)) {
	ERR(": could not load Reference\n");
	return hr;
	}
	hr = IDirectMusicObject_QueryInterface(pObject, &IID_IDirectMusicStyle8, (LPVOID*)&pNewItem->pObject);
	if (FAILED(hr)) {
	ERR(": Reference not an IDirectMusicStyle, exiting\n");
	exit(-1);
	return hr;
	}
	IDirectMusicObject_Release(pObject);
	break;
	}
	default: {
	TRACE_(dmfile)(": unknown (skipping)\n");
	liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	break;
	}
	}
	break;
	}
	default: {
	TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
	liMove.QuadPart = Chunk.dwSize;
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	break;
	}
	}
	TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
	} while (ListCount[0] < ListSize[0]);

	return S_OK;
	}

	static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {

	/ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);/
	DMUS_PRIVATE_CHUNK Chunk;
	DWORD ListSize[3], ListCount[3];
	LARGE_INTEGER liMove; /* used when skipping chunks */
	HRESULT hr;

	if (pChunk->fccID != DMUS_FOURCC_STYLE_TRACK_LIST) {
	ERR_(dmfile)(": %s chunk should be a STYLETRACK list\n", debugstr_fourcc (pChunk->fccID));
	return E_FAIL;
	}

	ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
	ListCount[0] = 0;

	do {
	IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
	ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
	TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
	switch (Chunk.fccID) {
	case FOURCC_LIST: {
	IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
	TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
	ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
	ListCount[1] = 0;
	switch (Chunk.fccID) {
	case DMUS_FOURCC_STYLE_REF_LIST: {
	TRACE_(dmfile)(": STYLE_REF list\n");
	hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (iface, &Chunk, pStm);
	if (FAILED(hr)) return hr;
	break;
	}
	default: {
	TRACE_(dmfile)(": unknown (skipping)\n");
	liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	break;
	}
	}
	break;
	}
	default: {
	TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
	liMove.QuadPart = Chunk.dwSize;
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	break;
	}
	}
	TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
	} while (ListCount[0] < ListSize[0]);

	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);

	DMUS_PRIVATE_CHUNK Chunk;
	LARGE_INTEGER liMove;
	HRESULT hr;

	FIXME("(%p, %p): Loading not fully implemented yet\n", This, pStm);

	IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
	TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
	switch (Chunk.fccID) {
	case FOURCC_LIST: {
	IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
	TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
	switch (Chunk.fccID) {
	case DMUS_FOURCC_STYLE_TRACK_LIST: {
	TRACE_(dmfile)(": Chord track list\n");
	hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (iface, &Chunk, pStm);
	if (FAILED(hr)) return hr;
	break;
	}
	default: {
	TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
	liMove.QuadPart = Chunk.dwSize;
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
	return E_FAIL;
	}
	}
	TRACE_(dmfile)(": reading finished\n");
	break;
	}
	default: {
	TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
	liMove.QuadPart = Chunk.dwSize;
	IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
	return E_FAIL;
	}
	}

	return S_OK;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	FIXME("(%p): Saving not implemented yet\n", This);
	return E_NOTIMPL;
	}

	static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
	ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
	FIXME("(%p, %p): stub\n", This, pcbSize);
	return E_NOTIMPL;
	}

	static const IPersistStreamVtbl DirectMusicStyleTrack_PersistStream_Vtbl = {
	IDirectMusicStyleTrack_IPersistStream_QueryInterface,
	IDirectMusicStyleTrack_IPersistStream_AddRef,
	IDirectMusicStyleTrack_IPersistStream_Release,
	IDirectMusicStyleTrack_IPersistStream_GetClassID,
	IDirectMusicStyleTrack_IPersistStream_IsDirty,
	IDirectMusicStyleTrack_IPersistStream_Load,
	IDirectMusicStyleTrack_IPersistStream_Save,
	IDirectMusicStyleTrack_IPersistStream_GetSizeMax
	};

	/* for ClassFactory */
	HRESULT WINAPI DMUSIC_CreateDirectMusicStyleTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
	IDirectMusicStyleTrack* track;

	track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicStyleTrack));
	if (NULL == track) {
	*ppobj = NULL;
	return E_OUTOFMEMORY;
	}
	track->UnknownVtbl = &DirectMusicStyleTrack_Unknown_Vtbl;
	track->TrackVtbl = &DirectMusicStyleTrack_Track_Vtbl;
	track->PersistStreamVtbl = &DirectMusicStyleTrack_PersistStream_Vtbl;
	track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
	DM_STRUCT_INIT(track->pDesc);
	track->pDesc->dwValidData \|= DMUS_OBJ_CLASS;
	track->pDesc->guidClass = CLSID_DirectMusicStyleTrack;
	track->ref = 0; /* will be inited by QueryInterface */
	list_init (&track->Items);

	return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
	}