dlls/dmband/band.c

   1 /* IDirectMusicBand Implementation
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "dmband_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmband);
  23 WINE_DECLARE_DEBUG_CHANNEL(dmfile);
  24
  25 const GUID IID_IDirectMusicBandPRIVATE = {0xda54db81,0x837d,0x11d1,{0x86,0xbc,0x00,0xc0,0x4f,0xbf,0x8f,0xef}};
  26
  27 /*****************************************************************************
  28  * IDirectMusicBandImpl implementation
  29  */
  30 /* IDirectMusicBandImpl IUnknown part: */
  31 HRESULT WINAPI IDirectMusicBandImpl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) {
  32         ICOM_THIS_MULTI(IDirectMusicBandImpl, UnknownVtbl, iface);
  33
  34         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  35         if (IsEqualIID (riid, &IID_IUnknown)) {
  36                 *ppobj = (LPVOID)&This->UnknownVtbl;
  37                 IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  38                 return S_OK;
  39         } else if (IsEqualIID (riid, &IID_IDirectMusicBand)) {
  40                 *ppobj = (LPVOID)&This->BandVtbl;
  41                 IDirectMusicBandImpl_IDirectMusicBand_AddRef ((LPDIRECTMUSICBAND)&This->BandVtbl);
  42                 return S_OK;
  43         } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) {
  44                 *ppobj = (LPVOID)&This->ObjectVtbl;
  45                 IDirectMusicBandImpl_IDirectMusicObject_AddRef ((LPDIRECTMUSICOBJECT)&This->ObjectVtbl);
  46                 return S_OK;
  47         } else if (IsEqualIID (riid, &IID_IPersistStream)) {
  48                 *ppobj = (LPVOID)&This->PersistStreamVtbl;
  49                 IDirectMusicBandImpl_IPersistStream_AddRef ((LPPERSISTSTREAM)&This->PersistStreamVtbl);
  50                 return S_OK;
  51         }
  52
  53         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
  54         return E_NOINTERFACE;
  55 }
  56
  57 ULONG WINAPI IDirectMusicBandImpl_IUnknown_AddRef (LPUNKNOWN iface) {
  58         ICOM_THIS_MULTI(IDirectMusicBandImpl, UnknownVtbl, iface);
  59         TRACE("(%p) : AddRef from %ld\n", This, This->ref);
  60         return ++(This->ref);
  61 }
  62
  63 ULONG WINAPI IDirectMusicBandImpl_IUnknown_Release (LPUNKNOWN iface) {
  64         ICOM_THIS_MULTI(IDirectMusicBandImpl, UnknownVtbl, iface);
  65         ULONG ref = --This->ref;
  66         TRACE("(%p) : ReleaseRef to %ld\n", This, This->ref);
  67         if (ref == 0) {
  68                 HeapFree(GetProcessHeap(), 0, This);
  69         }
  70         return ref;
  71 }
  72
  73 IUnknownVtbl DirectMusicBand_Unknown_Vtbl = {
  74         IDirectMusicBandImpl_IUnknown_QueryInterface,
  75         IDirectMusicBandImpl_IUnknown_AddRef,
  76         IDirectMusicBandImpl_IUnknown_Release
  77 };
  78
  79 /* IDirectMusicBandImpl IDirectMusicBand part: */
  80 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_QueryInterface (LPDIRECTMUSICBAND iface, REFIID riid, LPVOID *ppobj) {
  81         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  82         return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
  83 }
  84
  85 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicBand_AddRef (LPDIRECTMUSICBAND iface) {
  86         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  87         return IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
  88 }
  89
  90 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicBand_Release (LPDIRECTMUSICBAND iface) {
  91         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  92         return IDirectMusicBandImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
  93 }
  94
  95 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_CreateSegment (LPDIRECTMUSICBAND iface, IDirectMusicSegment** ppSegment) {
  96         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
  97         FIXME("(%p, %p): stub\n", This, ppSegment);
  98         return S_OK;
  99 }
 100
 101 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_Download (LPDIRECTMUSICBAND iface, IDirectMusicPerformance* pPerformance) {
 102         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
 103         FIXME("(%p, %p): stub\n", This, pPerformance);
 104         return S_OK;
 105 }
 106
 107 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicBand_Unload (LPDIRECTMUSICBAND iface, IDirectMusicPerformance* pPerformance) {
 108         ICOM_THIS_MULTI(IDirectMusicBandImpl, BandVtbl, iface);
 109         FIXME("(%p, %p): stub\n", This, pPerformance);
 110         return S_OK;
 111 }
 112
 113 IDirectMusicBandVtbl DirectMusicBand_Band_Vtbl = {
 114         IDirectMusicBandImpl_IDirectMusicBand_QueryInterface,
 115         IDirectMusicBandImpl_IDirectMusicBand_AddRef,
 116         IDirectMusicBandImpl_IDirectMusicBand_Release,
 117         IDirectMusicBandImpl_IDirectMusicBand_CreateSegment,
 118         IDirectMusicBandImpl_IDirectMusicBand_Download,
 119         IDirectMusicBandImpl_IDirectMusicBand_Unload
 120 };
 121
 122 /* IDirectMusicBandImpl IDirectMusicObject part: */
 123 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) {
 124         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 125         return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 126 }
 127
 128 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) {
 129         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 130         return IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 131 }
 132
 133 ULONG WINAPI IDirectMusicBandImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) {
 134         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 135         return IDirectMusicBandImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 136 }
 137
 138 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 139         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 140         TRACE("(%p, %p)\n", This, pDesc);
 141         /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */
 142         memcpy (pDesc, This->pDesc, This->pDesc->dwSize);
 143         return S_OK;
 144 }
 145
 146 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) {
 147         ICOM_THIS_MULTI(IDirectMusicBandImpl, ObjectVtbl, iface);
 148         TRACE("(%p, %p): setting descriptor:\n", This, pDesc); debug_DMUS_OBJECTDESC (pDesc);
 149
 150         /* According to MSDN, we should copy only given values, not whole struct */
 151         if (pDesc->dwValidData & DMUS_OBJ_OBJECT)
 152                 memcpy (&This->pDesc->guidObject, &pDesc->guidObject, sizeof (pDesc->guidObject));
 153         if (pDesc->dwValidData & DMUS_OBJ_CLASS)
 154                 memcpy (&This->pDesc->guidClass, &pDesc->guidClass, sizeof (pDesc->guidClass));
 155         if (pDesc->dwValidData & DMUS_OBJ_NAME)
 156                 strncpyW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME);
 157         if (pDesc->dwValidData & DMUS_OBJ_CATEGORY)
 158                 strncpyW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY);
 159         if (pDesc->dwValidData & DMUS_OBJ_FILENAME)
 160                 strncpyW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME);
 161         if (pDesc->dwValidData & DMUS_OBJ_VERSION)
 162                 memcpy (&This->pDesc->vVersion, &pDesc->vVersion, sizeof (pDesc->vVersion));
 163         if (pDesc->dwValidData & DMUS_OBJ_DATE)
 164                 memcpy (&This->pDesc->ftDate, &pDesc->ftDate, sizeof (pDesc->ftDate));
 165         if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
 166                 memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength));
 167                 memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData));
 168         }
 169         if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
 170                 /* according to MSDN, we copy the stream */
 171                 IStream_Clone (pDesc->pStream, &This->pDesc->pStream);
 172         }
 173
 174         /* add new flags */
 175         This->pDesc->dwValidData |= pDesc->dwValidData;
 176
 177         return S_OK;
 178 }
 179
 180 HRESULT WINAPI IDirectMusicBandImpl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) {
 181         DMUS_PRIVATE_CHUNK Chunk;
 182         DWORD StreamSize, StreamCount, ListSize[1], ListCount[1];
 183         LARGE_INTEGER liMove; /* used when skipping chunks */
 184
 185         TRACE("(%p, %p)\n", pStream, pDesc);
 186
 187         /* FIXME: should this be determined from stream? */
 188         pDesc->dwValidData |= DMUS_OBJ_CLASS;
 189         memcpy (&pDesc->guidClass, &CLSID_DirectMusicBand, sizeof(CLSID));
 190
 191         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 192         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 193         switch (Chunk.fccID) {
 194                 case FOURCC_RIFF: {
 195                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 196                         TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID));
 197                         StreamSize = Chunk.dwSize - sizeof(FOURCC);
 198                         StreamCount = 0;
 199                         if (Chunk.fccID == DMUS_FOURCC_BAND_FORM) {
 200                                 TRACE_(dmfile)(": band form\n");
 201                                 do {
 202                                         IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 203                                         StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 204                                         TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 205                                         switch (Chunk.fccID) {
 206                                                 case DMUS_FOURCC_GUID_CHUNK: {
 207                                                         TRACE_(dmfile)(": GUID chunk\n");
 208                                                         pDesc->dwValidData |= DMUS_OBJ_OBJECT;
 209                                                         IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL);
 210                                                         break;
 211                                                 }
 212                                                 case DMUS_FOURCC_VERSION_CHUNK: {
 213                                                         TRACE_(dmfile)(": version chunk\n");
 214                                                         pDesc->dwValidData |= DMUS_OBJ_VERSION;
 215                                                         IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL);
 216                                                         break;
 217                                                 }
 218                                                 case DMUS_FOURCC_CATEGORY_CHUNK: {
 219                                                         TRACE_(dmfile)(": category chunk\n");
 220                                                         pDesc->dwValidData |= DMUS_OBJ_CATEGORY;
 221                                                         IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL);
 222                                                         break;
 223                                                 }
 224                                                 case FOURCC_LIST: {
 225                                                         IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL);
 226                                                         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 227                                                         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 228                                                         ListCount[0] = 0;
 229                                                         switch (Chunk.fccID) {
 230                                                                 /* evil M$ UNFO list, which can (!?) contain INFO elements */
 231                                                                 case DMUS_FOURCC_UNFO_LIST: {
 232                                                                         TRACE_(dmfile)(": UNFO list\n");
 233                                                                         do {
 234                                                                                 IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 235                                                                                 ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 236                                                                                 TRACE_(dmfile)(": %s chunk (size = 0x%04lx)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 237                                                                                 switch (Chunk.fccID) {
 238                                                                                         /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes
 239                                              (though strings seem to be valid unicode) */
 240                                                                                         case mmioFOURCC('I','N','A','M'):
 241                                                                                         case DMUS_FOURCC_UNAM_CHUNK: {
 242                                                                                                 TRACE_(dmfile)(": name chunk\n");
 243                                                                                                 pDesc->dwValidData |= DMUS_OBJ_NAME;
 244                                                                                                 IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL);
 245                                                                                                 break;
 246                                                                                         }
 247                                                                                         case mmioFOURCC('I','A','R','T'):
 248                                                                                         case DMUS_FOURCC_UART_CHUNK: {
 249                                                                                                 TRACE_(dmfile)(": artist chunk (ignored)\n");
 250                                                                                                 liMove.QuadPart = Chunk.dwSize;
 251                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 252                                                                                                 break;
 253                                                                                         }
 254                                                                                         case mmioFOURCC('I','C','O','P'):
 255                                                                                         case DMUS_FOURCC_UCOP_CHUNK: {
 256                                                                                                 TRACE_(dmfile)(": copyright chunk (ignored)\n");
 257                                                                                                 liMove.QuadPart = Chunk.dwSize;
 258                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 259                                                                                                 break;
 260                                                                                         }
 261                                                                                         case mmioFOURCC('I','S','B','J'):
 262                                                                                         case DMUS_FOURCC_USBJ_CHUNK: {
 263                                                                                                 TRACE_(dmfile)(": subject chunk (ignored)\n");
 264                                                                                                 liMove.QuadPart = Chunk.dwSize;
 265                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 266                                                                                                 break;
 267                                                                                         }
 268                                                                                         case mmioFOURCC('I','C','M','T'):
 269                                                                                         case DMUS_FOURCC_UCMT_CHUNK: {
 270                                                                                                 TRACE_(dmfile)(": comment chunk (ignored)\n");
 271                                                                                                 liMove.QuadPart = Chunk.dwSize;
 272                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 273                                                                                                 break;
 274                                                                                         }
 275                                                                                         default: {
 276                                                                                                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 277                                                                                                 liMove.QuadPart = Chunk.dwSize;
 278                                                                                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 279                                                                                                 break;
 280                                                                                         }
 281                                                                                 }
 282                                                                                 TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 283                                                                         } while (ListCount[0] < ListSize[0]);
 284                                                                         break;
 285                                                                 }
 286                                                                 default: {
 287                                                                         TRACE_(dmfile)(": unknown (skipping)\n");
 288                                                                         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 289                                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 290                                                                         break;
 291                                                                 }
 292                                                         }
 293                                                         break;
 294                                                 }
 295                                                 default: {
 296                                                         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 297                                                         liMove.QuadPart = Chunk.dwSize;
 298                                                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL);
 299                                                         break;
 300                                                 }
 301                                         }
 302                                         TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
 303                                 } while (StreamCount < StreamSize);
 304                         } else {
 305                                 TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 306                                 liMove.QuadPart = StreamSize;
 307                                 IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 308                                 return E_FAIL;
 309                         }
 310
 311                         TRACE_(dmfile)(": reading finished\n");
 312                         break;
 313                 }
 314                 default: {
 315                         TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 316                         liMove.QuadPart = Chunk.dwSize;
 317                         IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 318                         return DMUS_E_INVALIDFILE;
 319                 }
 320         }
 321
 322         TRACE(": returning descriptor:\n"); debug_DMUS_OBJECTDESC (pDesc);
 323
 324         return S_OK;
 325 }
 326
 327 IDirectMusicObjectVtbl DirectMusicBand_Object_Vtbl = {
 328   IDirectMusicBandImpl_IDirectMusicObject_QueryInterface,
 329   IDirectMusicBandImpl_IDirectMusicObject_AddRef,
 330   IDirectMusicBandImpl_IDirectMusicObject_Release,
 331   IDirectMusicBandImpl_IDirectMusicObject_GetDescriptor,
 332   IDirectMusicBandImpl_IDirectMusicObject_SetDescriptor,
 333   IDirectMusicBandImpl_IDirectMusicObject_ParseDescriptor
 334 };
 335
 336 /* IDirectMusicBandImpl IPersistStream part: */
 337 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) {
 338   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 339   return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj);
 340 }
 341
 342 ULONG WINAPI IDirectMusicBandImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) {
 343   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 344   return IDirectMusicBandImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl);
 345 }
 346
 347 ULONG WINAPI IDirectMusicBandImpl_IPersistStream_Release (LPPERSISTSTREAM iface) {
 348   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 349   return IDirectMusicBandImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl);
 350 }
 351
 352 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) {
 353   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 354   TRACE("(%p, %p)\n", This, pClassID);
 355   memcpy(pClassID, &CLSID_DirectMusicBand, sizeof(CLSID));
 356   return S_OK;
 357 }
 358
 359 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) {
 360   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 361   FIXME("(%p): stub, always S_FALSE\n", This);
 362   return S_FALSE;
 363 }
 364
 365 static HRESULT IDirectMusicBandImpl_IPersistStream_ParseInstrument (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 366   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 367   DMUS_PRIVATE_CHUNK Chunk;
 368   DWORD ListSize[3], ListCount[3];
 369   LARGE_INTEGER liMove; /* used when skipping chunks */
 370   HRESULT hr;
 371
 372   DMUS_IO_INSTRUMENT inst;
 373   LPDMUS_PRIVATE_INSTRUMENT pNewInstrument;
 374   IDirectMusicObject* pObject = NULL;
 375
 376   if (pChunk->fccID != DMUS_FOURCC_INSTRUMENT_LIST) {
 377     ERR_(dmfile)(": %s chunk should be a INSTRUMENT list\n", debugstr_fourcc (pChunk->fccID));
 378     return E_FAIL;
 379   }
 380
 381   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 382   ListCount[0] = 0;
 383
 384   do {
 385     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 386     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 387     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 388     switch (Chunk.fccID) {
 389     case DMUS_FOURCC_INSTRUMENT_CHUNK: {
 390       TRACE_(dmfile)(": Instrument chunk\n");
 391       if (Chunk.dwSize != sizeof(DMUS_IO_INSTRUMENT)) return E_FAIL;
 392       IStream_Read (pStm, &inst, sizeof(DMUS_IO_INSTRUMENT), NULL);
 393       TRACE_(dmfile)(" - dwPatch: %lu\n", inst.dwPatch);
 394       TRACE_(dmfile)(" - dwAssignPatch: %lu\n", inst.dwAssignPatch);
 395       TRACE_(dmfile)(" - dwNoteRanges[0]: %lu\n", inst.dwNoteRanges[0]);
 396       TRACE_(dmfile)(" - dwNoteRanges[1]: %lu\n", inst.dwNoteRanges[1]);
 397       TRACE_(dmfile)(" - dwNoteRanges[2]: %lu\n", inst.dwNoteRanges[2]);
 398       TRACE_(dmfile)(" - dwNoteRanges[3]: %lu\n", inst.dwNoteRanges[3]);
 399       TRACE_(dmfile)(" - dwPChannel: %lu\n", inst.dwPChannel);
 400       TRACE_(dmfile)(" - dwFlags: %lu\n", inst.dwFlags);
 401       TRACE_(dmfile)(" - bPan: %u\n", inst.bPan);
 402       TRACE_(dmfile)(" - bVolume: %u\n", inst.bVolume);
 403       TRACE_(dmfile)(" - nTranspose: %d\n", inst.nTranspose);
 404       TRACE_(dmfile)(" - dwChannelPriority: %lu\n", inst.dwChannelPriority);
 405       TRACE_(dmfile)(" - nPitchBendRange: %d\n", inst.nPitchBendRange);
 406       break;
 407     }
 408     case FOURCC_LIST: {
 409       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 410       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 411       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 412       ListCount[1] = 0;
 413       switch (Chunk.fccID) {
 414       case DMUS_FOURCC_REF_LIST: {
 415         FIXME_(dmfile)(": DMRF (DM References) list\n");
 416         hr = IDirectMusicUtils_IPersistStream_ParseReference (iface,  &Chunk, pStm, &pObject);
 417         if (FAILED(hr)) {
 418           ERR(": could not load Reference\n");
 419           return hr;
 420         }
 421         break;
 422       }
 423       default: {
 424         TRACE_(dmfile)(": unknown (skipping)\n");
 425         liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 426         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 427         break;
 428       }
 429       }
 430       break;
 431     }
 432     default: {
 433       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 434       liMove.QuadPart = Chunk.dwSize;
 435       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 436       break;
 437     }
 438     }
 439     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 440   } while (ListCount[0] < ListSize[0]);
 441
 442   /*
 443    * @TODO insert pNewInstrument into This
 444    */
 445   pNewInstrument = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_INSTRUMENT));
 446   if (NULL == pNewInstrument) {
 447     ERR(": no more memory\n");
 448     return  E_OUTOFMEMORY;
 449   }
 450   memcpy(&pNewInstrument->pInstrument, &inst, sizeof(DMUS_IO_INSTRUMENT));
 451   pNewInstrument->ppReferenceCollection = NULL;
 452   if (NULL != pObject) {
 453     IDirectMusicCollection* pCol = NULL;
 454     hr = IDirectMusicObject_QueryInterface (pObject, &IID_IDirectMusicCollection, (void**) &pCol);
 455     if (FAILED(hr)) {
 456       ERR(": failed to get IDirectMusicCollection Interface from DMObject\n");
 457       return hr;
 458     }
 459     pNewInstrument->ppReferenceCollection = pCol;
 460     IDirectMusicObject_Release(pObject);
 461   }
 462   list_add_tail (&This->Instruments, &pNewInstrument->entry);
 463
 464   return S_OK;
 465 }
 466
 467 static HRESULT IDirectMusicBandImpl_IPersistStream_ParseInstrumentsList (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 468   /*ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);*/
 469   HRESULT hr;
 470   DMUS_PRIVATE_CHUNK Chunk;
 471   DWORD ListSize[3], ListCount[3];
 472   LARGE_INTEGER liMove; /* used when skipping chunks */
 473
 474   if (pChunk->fccID != DMUS_FOURCC_INSTRUMENTS_LIST) {
 475     ERR_(dmfile)(": %s chunk should be a INSTRUMENTS list\n", debugstr_fourcc (pChunk->fccID));
 476     return E_FAIL;
 477   }
 478
 479   ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
 480   ListCount[0] = 0;
 481
 482   do {
 483     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 484     ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 485     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 486     switch (Chunk.fccID) {
 487     case FOURCC_LIST: {
 488       IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 489       TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 490       ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
 491       ListCount[1] = 0;
 492       switch (Chunk.fccID) {
 493       case DMUS_FOURCC_INSTRUMENT_LIST: {
 494         TRACE_(dmfile)(": Instrument list\n");
 495         hr = IDirectMusicBandImpl_IPersistStream_ParseInstrument (iface, &Chunk, pStm);
 496         if (FAILED(hr)) return hr;
 497         break;
 498       }
 499       default: {
 500         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 501         liMove.QuadPart = ListSize[1];
 502         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 503         break;
 504       }
 505       }
 506       break;
 507     }
 508     default: {
 509       TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 510       liMove.QuadPart = Chunk.dwSize;
 511       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 512       break;
 513     }
 514     }
 515     TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 516   } while (ListCount[0] < ListSize[0]);
 517
 518   return S_OK;
 519 }
 520
 521 static HRESULT IDirectMusicBandImpl_IPersistStream_ParseBandForm (LPPERSISTSTREAM iface, DMUS_PRIVATE_CHUNK* pChunk, IStream* pStm) {
 522
 523   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 524   HRESULT hr = E_FAIL;
 525   DMUS_PRIVATE_CHUNK Chunk;
 526   DWORD StreamSize, StreamCount, ListSize[3], ListCount[3];
 527   LARGE_INTEGER liMove; /* used when skipping chunks */
 528
 529   GUID tmp_guid;
 530
 531   if (pChunk->fccID != DMUS_FOURCC_BAND_FORM) {
 532     ERR_(dmfile)(": %s chunk should be a BAND form\n", debugstr_fourcc (pChunk->fccID));
 533     return E_FAIL;
 534   }
 535
 536   StreamSize = pChunk->dwSize - sizeof(FOURCC);
 537   StreamCount = 0;
 538
 539   do {
 540     IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 541     StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 542     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 543
 544     hr = IDirectMusicUtils_IPersistStream_ParseDescGeneric(&Chunk, pStm, This->pDesc);
 545     if (FAILED(hr)) return hr;
 546
 547     if (hr == S_FALSE) {
 548       switch (Chunk.fccID) {
 549       case DMUS_FOURCC_GUID_CHUNK: {
 550         TRACE_(dmfile)(": GUID\n");
 551         IStream_Read (pStm, &tmp_guid, sizeof(GUID), NULL);
 552         TRACE_(dmfile)(" - guid: %s\n", debugstr_dmguid(&tmp_guid));
 553         break;
 554       }
 555       case FOURCC_LIST: {
 556         IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 557         TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
 558         ListSize[0] = Chunk.dwSize - sizeof(FOURCC);
 559         ListCount[0] = 0;
 560         switch (Chunk.fccID) {
 561         case DMUS_FOURCC_UNFO_LIST: {
 562           TRACE_(dmfile)(": UNFO list\n");
 563           do {
 564             IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 565             ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
 566             TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 567
 568             hr = IDirectMusicUtils_IPersistStream_ParseUNFOGeneric(&Chunk, pStm, This->pDesc);
 569             if (FAILED(hr)) return hr;
 570
 571             if (hr == S_FALSE) {
 572               switch (Chunk.fccID) {
 573               default: {
 574                 TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 575                 liMove.QuadPart = Chunk.dwSize;
 576                 IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 577                 break;
 578               }
 579               }
 580             }
 581             TRACE_(dmfile)(": ListCount[0] = %ld < ListSize[0] = %ld\n", ListCount[0], ListSize[0]);
 582           } while (ListCount[0] < ListSize[0]);
 583           break;
 584         }
 585         case DMUS_FOURCC_INSTRUMENTS_LIST: {
 586           TRACE_(dmfile)(": INSTRUMENTS list\n");
 587           hr = IDirectMusicBandImpl_IPersistStream_ParseInstrumentsList (iface, &Chunk, pStm);
 588           if (FAILED(hr)) return hr;
 589           break;
 590         }
 591         default: {
 592           TRACE_(dmfile)(": unknown (skipping)\n");
 593           liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
 594           IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 595           break;
 596         }
 597         }
 598         break;
 599       }
 600       default: {
 601         TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n");
 602         liMove.QuadPart = Chunk.dwSize;
 603         IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 604         break;
 605       }
 606       }
 607     }
 608     TRACE_(dmfile)(": StreamCount[0] = %ld < StreamSize[0] = %ld\n", StreamCount, StreamSize);
 609   } while (StreamCount < StreamSize);
 610
 611   return S_OK;
 612 }
 613
 614 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) {
 615   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 616
 617   DMUS_PRIVATE_CHUNK Chunk;
 618   LARGE_INTEGER liMove;
 619   HRESULT hr;
 620
 621   TRACE("(%p,%p): loading\n", This, pStm);
 622
 623   IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
 624   TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 625   switch (Chunk.fccID) {
 626   case FOURCC_RIFF: {
 627     IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
 628     TRACE_(dmfile)(": %s chunk (size = %ld)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
 629     switch (Chunk.fccID) {
 630     case DMUS_FOURCC_BAND_FORM: {
 631       TRACE_(dmfile)(": Band form\n");
 632       hr = IDirectMusicBandImpl_IPersistStream_ParseBandForm (iface, &Chunk, pStm);
 633       if (FAILED(hr)) return hr;
 634       break;
 635     }
 636     default: {
 637       TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 638       liMove.QuadPart = Chunk.dwSize;
 639       IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
 640       return E_FAIL;
 641     }
 642     }
 643     TRACE_(dmfile)(": reading finished\n");
 644     break;
 645   }
 646   default: {
 647     TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
 648     liMove.QuadPart = Chunk.dwSize;
 649     IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
 650     return E_FAIL;
 651   }
 652   }
 653
 654   return S_OK;
 655 }
 656
 657 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) {
 658   ICOM_THIS_MULTI(IDirectMusicBandImpl, PersistStreamVtbl, iface);
 659   FIXME("(%p): Saving not implemented yet\n", This);
 660   return E_NOTIMPL;
 661 }
 662
 663 HRESULT WINAPI IDirectMusicBandImpl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) {
 664   return E_NOTIMPL;
 665 }
 666
 667 IPersistStreamVtbl DirectMusicBand_PersistStream_Vtbl = {
 668   IDirectMusicBandImpl_IPersistStream_QueryInterface,
 669   IDirectMusicBandImpl_IPersistStream_AddRef,
 670   IDirectMusicBandImpl_IPersistStream_Release,
 671   IDirectMusicBandImpl_IPersistStream_GetClassID,
 672   IDirectMusicBandImpl_IPersistStream_IsDirty,
 673   IDirectMusicBandImpl_IPersistStream_Load,
 674   IDirectMusicBandImpl_IPersistStream_Save,
 675   IDirectMusicBandImpl_IPersistStream_GetSizeMax
 676 };
 677
 678 /* for ClassFactory */
 679 HRESULT WINAPI DMUSIC_CreateDirectMusicBandImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 680   IDirectMusicBandImpl* obj;
 681
 682   obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBandImpl));
 683   if (NULL == obj) {
 684     *ppobj = NULL;
 685     return E_OUTOFMEMORY;
 686   }
 687   obj->UnknownVtbl = &DirectMusicBand_Unknown_Vtbl;
 688   obj->BandVtbl = &DirectMusicBand_Band_Vtbl;
 689   obj->ObjectVtbl = &DirectMusicBand_Object_Vtbl;
 690   obj->PersistStreamVtbl = &DirectMusicBand_PersistStream_Vtbl;
 691   obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC));
 692   DM_STRUCT_INIT(obj->pDesc);
 693   obj->pDesc->dwValidData |= DMUS_OBJ_CLASS;
 694   memcpy (&obj->pDesc->guidClass, &CLSID_DirectMusicBand, sizeof (CLSID));
 695   obj->ref = 0; /* will be inited by QueryInterface */
 696   list_init (&obj->Instruments);
 697
 698   return IDirectMusicBandImpl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj);
 699 }