git.oblomov.eu Git - wine/blob - dlls/dmstyle/styletrack.c

   1 /* IDirectMusicStyleTrack Implementation
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "dmstyle_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmstyle);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface);
  26 static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface);
  27 static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface);
  28
  29 /*****************************************************************************
  30  * IDirectMusicStyleTrack implementation
  31  */
  32 /* IDirectMusicStyleTrack IUnknown part: */
  33 static HRESULT WINAPI IDirectMusicStyleTrack_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  34         ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
  35         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  36
  37         if (IsEqualIID (riid, &IID_IUnknown)) {
  38                 *ppobj = (LPUNKNOWN)&This->UnknownVtbl;
  39                 IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  40                 return S_OK;
  41         } else if (IsEqualIID (riid, &IID_IDirectMusicTrack)
  42           || IsEqualIID (riid, &IID_IDirectMusicTrack8)) {
  43                 *ppobj = (LPDIRECTMUSICTRACK8)&This->TrackVtbl;
  44                 IDirectMusicStyleTrack_IDirectMusicTrack_AddRef ((LPDIRECTMUSICTRACK8)&This->TrackVtbl);
  45                 return S_OK;
  46         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  47                 *ppobj = (LPPERSISTSTREAM)&This->PersistStreamVtbl;
  48                 IDirectMusicStyleTrack_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
  49                 return S_OK;
  50         }
  51
  52         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
  53         return E_NOINTERFACE;
  54 }
  55
  56 static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_AddRef (LPUNKNOWN iface) {
  57         ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
  58         ULONG ref = InterlockedIncrement(&This->ref);
  59
  60         TRACE("(%p): AddRef from %ld\n", This, ref - 1);
  61
  62         DMSTYLE_LockModule();
  63
  64         return ref;
  65 }
  66
  67 static ULONG WINAPI IDirectMusicStyleTrack_IUnknown_Release (LPUNKNOWN iface) {
  68         ICOM_THIS_MULTI(IDirectMusicStyleTrack, UnknownVtbl, iface);
  69         ULONG ref = InterlockedDecrement(&This->ref);
  70
  71         TRACE("(%p): ReleaseRef to %ld\n", This, ref);
  72
  73         if (ref == 0) {
  74                 HeapFree(GetProcessHeap(), 0, This);
  75         }
  76
  77         DMSTYLE_UnlockModule();
  78
  79         return ref;
  80 }
  81
  82 static const IUnknownVtbl DirectMusicStyleTrack_Unknown_Vtbl = {
  83         IDirectMusicStyleTrack_IUnknown_QueryInterface,
  84         IDirectMusicStyleTrack_IUnknown_AddRef,
  85         IDirectMusicStyleTrack_IUnknown_Release
  86 };
  87
  88 /* IDirectMusicStyleTrack IDirectMusicTrack8 part: */
  89 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface (LPDIRECTMUSICTRACK8 iface, REFIID riid, LPVOID *ppobj) {
  90         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
  91         return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  92 }
  93
  94 static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddRef (LPDIRECTMUSICTRACK8 iface) {
  95         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
  96         return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  97 }
  98
  99 static ULONG WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Release (LPDIRECTMUSICTRACK8 iface) {
 100         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 101         return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 102 }
 103
 104 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Init (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegment* pSegment)
 105 {
 106         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 107         FIXME("(%p, %p): stub\n", This, pSegment);
 108         return S_OK;
 109 }
 110
 111 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay (LPDIRECTMUSICTRACK8 iface, IDirectMusicSegmentState* pSegmentState, IDirectMusicPerformance* pPerformance, void** ppStateData, DWORD dwVirtualTrack8ID, DWORD dwFlags)
 112 {
 113         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 114         FIXME("(%p, %p, %p, %p, %ld, %ld): stub\n", This, pSegmentState, pPerformance, ppStateData, dwVirtualTrack8ID, dwFlags);
 115         return S_OK;
 116 }
 117
 118 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay (LPDIRECTMUSICTRACK8 iface, void* pStateData)
 119 {
 120         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 121         FIXME("(%p, %p): stub\n", This, pStateData);
 122         return S_OK;
 123 }
 124
 125 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)
 126 {
 127         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 128         FIXME("(%p, %p, %ld, %ld, %ld, %ld, %p, %p, %ld): stub\n", This, pStateData, mtStart, mtEnd, mtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 129         return S_OK;
 130 }
 131
 132 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, MUSIC_TIME* pmtNext, void* pParam) {
 133         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 134         FIXME("(%p, %s, %ld, %p, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pmtNext, pParam);
 135         return S_OK;
 136 }
 137
 138 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParam (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, MUSIC_TIME mtTime, void* pParam) {
 139         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 140         FIXME("(%p, %s, %ld, %p): stub\n", This, debugstr_dmguid(rguidType), mtTime, pParam);
 141         return S_OK;
 142 }
 143
 144 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType) {
 145         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 146
 147         TRACE("(%p, %s): ", This, debugstr_dmguid(rguidType));
 148         if (IsEqualGUID (rguidType, &GUID_DisableTimeSig)
 149                 || IsEqualGUID (rguidType, &GUID_EnableTimeSig)
 150                 || IsEqualGUID (rguidType, &GUID_IDirectMusicStyle)
 151                 || IsEqualGUID (rguidType, &GUID_SeedVariations)
 152                 || IsEqualGUID (rguidType, &GUID_TimeSignature)) {
 153                 TRACE("param supported\n");
 154                 return S_OK;
 155         }
 156         TRACE("param unsupported\n");
 157         return DMUS_E_TYPE_UNSUPPORTED;
 158 }
 159
 160 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 161         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 162         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 163         return S_OK;
 164 }
 165
 166 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType (LPDIRECTMUSICTRACK8 iface, REFGUID rguidNotificationType) {
 167         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 168         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidNotificationType));
 169         return S_OK;
 170 }
 171
 172 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Clone (LPDIRECTMUSICTRACK8 iface, MUSIC_TIME mtStart, MUSIC_TIME mtEnd, IDirectMusicTrack** ppTrack) {
 173         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 174         FIXME("(%p, %ld, %ld, %p): stub\n", This, mtStart, mtEnd, ppTrack);
 175         return S_OK;
 176 }
 177
 178 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) {
 179         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 180         FIXME("(%p, %p, %lli, %lli, %lli, %ld, %p, %p, %ld): stub\n", This, pStateData, rtStart, rtEnd, rtOffset, dwFlags, pPerf, pSegSt, dwVirtualID);
 181         return S_OK;
 182 }
 183
 184 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, REFERENCE_TIME* prtNext, void* pParam, void* pStateData, DWORD dwFlags) {
 185         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 186         FIXME("(%p, %s, %lli, %p, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, prtNext, pParam, pStateData, dwFlags);
 187         return S_OK;
 188 }
 189
 190 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx (LPDIRECTMUSICTRACK8 iface, REFGUID rguidType, REFERENCE_TIME rtTime, void* pParam, void* pStateData, DWORD dwFlags) {
 191         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 192         FIXME("(%p, %s, %lli, %p, %p, %ld): stub\n", This, debugstr_dmguid(rguidType), rtTime, pParam, pStateData, dwFlags);
 193         return S_OK;
 194 }
 195
 196 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Compose (LPDIRECTMUSICTRACK8 iface, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 197         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 198         FIXME("(%p, %p, %ld, %p): stub\n", This, pContext, dwTrackGroup, ppResultTrack);
 199         return S_OK;
 200 }
 201
 202 static HRESULT WINAPI IDirectMusicStyleTrack_IDirectMusicTrack_Join (LPDIRECTMUSICTRACK8 iface, IDirectMusicTrack* pNewTrack, MUSIC_TIME mtJoin, IUnknown* pContext, DWORD dwTrackGroup, IDirectMusicTrack** ppResultTrack) {
 203         ICOM_THIS_MULTI(IDirectMusicStyleTrack, TrackVtbl, iface);
 204         FIXME("(%p, %p, %ld, %p, %ld, %p): stub\n", This, pNewTrack, mtJoin, pContext, dwTrackGroup, ppResultTrack);
 205         return S_OK;
 206 }
 207
 208 static const IDirectMusicTrack8Vtbl DirectMusicStyleTrack_Track_Vtbl = {
 209         IDirectMusicStyleTrack_IDirectMusicTrack_QueryInterface,
 210         IDirectMusicStyleTrack_IDirectMusicTrack_AddRef,
 211         IDirectMusicStyleTrack_IDirectMusicTrack_Release,
 212         IDirectMusicStyleTrack_IDirectMusicTrack_Init,
 213         IDirectMusicStyleTrack_IDirectMusicTrack_InitPlay,
 214         IDirectMusicStyleTrack_IDirectMusicTrack_EndPlay,
 215         IDirectMusicStyleTrack_IDirectMusicTrack_Play,
 216         IDirectMusicStyleTrack_IDirectMusicTrack_GetParam,
 217         IDirectMusicStyleTrack_IDirectMusicTrack_SetParam,
 218         IDirectMusicStyleTrack_IDirectMusicTrack_IsParamSupported,
 219         IDirectMusicStyleTrack_IDirectMusicTrack_AddNotificationType,
 220         IDirectMusicStyleTrack_IDirectMusicTrack_RemoveNotificationType,
 221         IDirectMusicStyleTrack_IDirectMusicTrack_Clone,
 222         IDirectMusicStyleTrack_IDirectMusicTrack_PlayEx,
 223         IDirectMusicStyleTrack_IDirectMusicTrack_GetParamEx,
 224         IDirectMusicStyleTrack_IDirectMusicTrack_SetParamEx,
 225         IDirectMusicStyleTrack_IDirectMusicTrack_Compose,
 226         IDirectMusicStyleTrack_IDirectMusicTrack_Join
 227 };
 228
 229 /* IDirectMusicStyleTrack IPersistStream part: */
 230 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 231         ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 232         return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 233 }
 234
 235 static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 236         ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 237         return IDirectMusicStyleTrack_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 238 }
 239
 240 static ULONG WINAPI IDirectMusicStyleTrack_IPersistStream_Release (LPPERSISTSTREAM iface) {
 241   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 242   return IDirectMusicStyleTrack_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 243 }
 244
 245 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 246   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 247   TRACE("(%p, %p)\n", This, pClassID);
 248   memcpy(pClassID, &CLSID_DirectMusicStyleTrack, sizeof(CLSID));
 249   return S_OK;
 250 }
 251
 252 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 253   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 254   FIXME("(%p): stub, always S_FALSE\n", This);
 255   return S_FALSE;
 256 }
 257
 258 static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 259   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 260   DMUS_PRIVATE_CHUNK Chunk;
 261   DWORD ListSize[3], ListCount[3];
 262   LARGE_INTEGER liMove; /* used when skipping chunks */
 263   HRESULT hr;
 264
 265   IDirectMusicObject* pObject = NULL;
 266   LPDMUS_PRIVATE_STYLE_ITEM pNewItem = NULL;
 267
 268   if (pChunk->fccID != DMUS_FOURCC_STYLE_REF_LIST) {
 269     ERR_(dmfile)(": %s chunk should be a STYLE list\n", debugstr_fourcc (pChunk->fccID));
 270     return E_FAIL;
 271   }
 272
 273   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 274   ListCount[0] = 0;
 275
 276   do {
 277     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 278     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 279     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 280     switch (Chunk.fccID) {
 281     case DMUS_FOURCC_TIME_STAMP_CHUNK: {
 282       TRACE_(dmfile)(": Time Stamp chunck\n");
 283       pNewItem = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_STYLE_ITEM));
 284       if (NULL == pNewItem) {
 285         ERR(": no more memory\n");
 286         return  E_OUTOFMEMORY;
 287       }
 288       IStream_Read (pStm, &pNewItem->dwTimeStamp, sizeof(DWORD), NULL);
 289       TRACE_(dmfile)(" - dwTimeStamp: %lu\n", pNewItem->dwTimeStamp);
 290       list_add_tail (&This->Items, &pNewItem->entry);
 291       break;
 292     }
 293     case FOURCC_LIST: {
 294       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 295       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 296       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 297       ListCount[1] = 0;
 298       switch (Chunk.fccID) {
 299         /**
 300          * should be a DMRF (DirectMusic Reference) list @TODO
 301          */
 302       case DMUS_FOURCC_REF_LIST: {
 303         FIXME_(dmfile)(": DMRF (DM References) list, not yet handled\n");
 304         hr = IDirectMusicUtils_IPersistStream_ParseReference (iface,  &Chunk, pStm, &pObject);
 305         if (FAILED(hr)) {
 306           ERR(": could not load Reference\n");
 307           return hr;
 308         }
 309         hr = IDirectMusicObject_QueryInterface(pObject, &IID_IDirectMusicStyle8, (LPVOID*)&pNewItem->pObject);
 310         if (FAILED(hr)) {
 311           ERR(": Reference not an IDirectMusicStyle, exiting\n");
 312           exit(-1);
 313           return hr;
 314         }
 315         IDirectMusicObject_Release(pObject);
 316         break;
 317       }
 318       default: {
 319         TRACE_(dmfile)(": unknown (skipping)\n");
 320         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 321         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 322         break;
 323       }
 324       }
 325       break;
 326     }
 327     default: {
 328       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 329       liMove.QuadPart = Chunk.dwSize;
 330       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 331       break;
 332     }
 333     }
 334     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 335   } while (ListCount[0] < ListSize[0]);
 336
 337   return S_OK;
 338 }
 339
 340 static HRESULT IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 341
 342   /*ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);*/
 343   DMUS_PRIVATE_CHUNK Chunk;
 344   DWORD ListSize[3], ListCount[3];
 345   LARGE_INTEGER liMove; /* used when skipping chunks */
 346   HRESULT hr;
 347
 348   if (pChunk->fccID != DMUS_FOURCC_STYLE_TRACK_LIST) {
 349     ERR_(dmfile)(": %s chunk should be a STYLETRACK list\n", debugstr_fourcc (pChunk->fccID));
 350     return E_FAIL;
 351   }
 352
 353   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 354   ListCount[0] = 0;
 355
 356   do {
 357     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 358     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 359     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 360     switch (Chunk.fccID) {
 361     case FOURCC_LIST: {
 362       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 363       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 364       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 365       ListCount[1] = 0;
 366       switch (Chunk.fccID) {
 367       case DMUS_FOURCC_STYLE_REF_LIST: {
 368         TRACE_(dmfile)(": STYLE_REF list\n");
 369         hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleRef (iface, &Chunk, pStm);
 370         if (FAILED(hr)) return hr;
 371         break;
 372       }
 373       default: {
 374         TRACE_(dmfile)(": unknown (skipping)\n");
 375         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 376         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 377         break;
 378       }
 379       }
 380       break;
 381     }
 382     default: {
 383       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 384       liMove.QuadPart = Chunk.dwSize;
 385       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 386       break;
 387     }
 388     }
 389     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 390   } while (ListCount[0] < ListSize[0]);
 391
 392   return S_OK;
 393 }
 394
 395 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 396   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 397
 398   DMUS_PRIVATE_CHUNK Chunk;
 399   LARGE_INTEGER liMove;
 400   HRESULT hr;
 401
 402   FIXME("(%p, %p): Loading not fully implemented yet\n", This, pStm);
 403
 404   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 405   TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 406   switch (Chunk.fccID) {
 407   case FOURCC_LIST: {
 408     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 409     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 410     switch (Chunk.fccID) {
 411     case DMUS_FOURCC_STYLE_TRACK_LIST: {
 412       TRACE_(dmfile)(": Chord track list\n");
 413       hr = IDirectMusicStyleTrack_IPersistStream_ParseStyleTrackList (iface, &Chunk, pStm);
 414       if (FAILED(hr)) return hr;
 415       break;
 416     }
 417     default: {
 418       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 419       liMove.QuadPart = Chunk.dwSize;
 420       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 421       return E_FAIL;
 422     }
 423     }
 424     TRACE_(dmfile)(": reading finished\n");
 425     break;
 426   }
 427   default: {
 428     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 429     liMove.QuadPart = Chunk.dwSize;
 430     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 431     return E_FAIL;
 432   }
 433   }
 434
 435   return S_OK;
 436 }
 437
 438 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 439   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 440   FIXME("(%p): Saving not implemented yet\n", This);
 441   return E_NOTIMPL;
 442 }
 443
 444 static HRESULT WINAPI IDirectMusicStyleTrack_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 445   ICOM_THIS_MULTI(IDirectMusicStyleTrack, PersistStreamVtbl, iface);
 446   FIXME("(%p, %p): stub\n", This, pcbSize);
 447   return E_NOTIMPL;
 448 }
 449
 450 static const IPersistStreamVtbl DirectMusicStyleTrack_PersistStream_Vtbl = {
 451   IDirectMusicStyleTrack_IPersistStream_QueryInterface,
 452   IDirectMusicStyleTrack_IPersistStream_AddRef,
 453   IDirectMusicStyleTrack_IPersistStream_Release,
 454   IDirectMusicStyleTrack_IPersistStream_GetClassID,
 455   IDirectMusicStyleTrack_IPersistStream_IsDirty,
 456   IDirectMusicStyleTrack_IPersistStream_Load,
 457   IDirectMusicStyleTrack_IPersistStream_Save,
 458   IDirectMusicStyleTrack_IPersistStream_GetSizeMax
 459 };
 460
 461 /* for ClassFactory */
 462 HRESULT WINAPI DMUSIC_CreateDirectMusicStyleTrack (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
 463   IDirectMusicStyleTrack* track;
 464
 465   track = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicStyleTrack));
 466   if (NULL == track) {
 467     *ppobj = NULL;
 468     return E_OUTOFMEMORY;
 469   }
 470   track->UnknownVtbl = &DirectMusicStyleTrack_Unknown_Vtbl;
 471   track->TrackVtbl = &DirectMusicStyleTrack_Track_Vtbl;
 472   track->PersistStreamVtbl = &DirectMusicStyleTrack_PersistStream_Vtbl;
 473   track->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 474   DM_STRUCT_INIT(track->pDesc);
 475   track->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 476   memcpy (&track->pDesc->guidClass, &CLSID_DirectMusicStyleTrack, sizeof (CLSID));
 477   track->ref = 0; /* will be inited by QueryInterface */
 478   list_init (&track->Items);
 479
 480   return IDirectMusicStyleTrack_IUnknown_QueryInterface ((LPUNKNOWN)&track->UnknownVtbl, lpcGUID, ppobj);
 481 }