/* IDirectMusicGraph * * 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 General Public License as published by * the Free Software Foundation; either version 2 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 Library General Public License for more details. * * You should have received a copy of the GNU 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 "dmime_private.h" WINE_DEFAULT_DEBUG_CHANNEL(dmime); WINE_DECLARE_DEBUG_CHANNEL(dmfile); /***************************************************************************** * IDirectMusicGraphImpl implementation */ /* IDirectMusicGraphImpl IUnknown part: */ static HRESULT WINAPI IDirectMusicGraphImpl_IUnknown_QueryInterface (LPUNKNOWN iface, REFIID riid, LPVOID *ppobj) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, UnknownVtbl, iface); TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), ppobj); if (IsEqualIID (riid, &IID_IUnknown)) { *ppobj = (LPVOID)&This->UnknownVtbl; IUnknown_AddRef (iface); return S_OK; } else if (IsEqualIID (riid, &IID_IDirectMusicGraph)) { *ppobj = (LPVOID)&This->GraphVtbl; IUnknown_AddRef (iface); return S_OK; } else if (IsEqualIID (riid, &IID_IDirectMusicObject)) { *ppobj = (LPVOID)&This->ObjectVtbl; IUnknown_AddRef (iface); return S_OK; } else if (IsEqualIID (riid, &IID_IPersistStream)) { *ppobj = (LPVOID)&This->PersistStreamVtbl; IUnknown_AddRef (iface); return S_OK; } WARN("(%p, %s, %p): not found\n", This, debugstr_guid(riid), ppobj); return E_NOINTERFACE; } static ULONG WINAPI IDirectMusicGraphImpl_IUnknown_AddRef (LPUNKNOWN iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, UnknownVtbl, iface); ULONG ref = InterlockedIncrement(&This->ref); TRACE("(%p): AddRef from %d\n", This, ref - 1); DMIME_LockModule(); return ref; } static ULONG WINAPI IDirectMusicGraphImpl_IUnknown_Release (LPUNKNOWN iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, UnknownVtbl, iface); ULONG ref = InterlockedDecrement(&This->ref); TRACE("(%p): ReleaseRef to %d\n", This, ref); if (ref == 0) { HeapFree(GetProcessHeap(), 0, This); } DMIME_UnlockModule(); return ref; } static const IUnknownVtbl DirectMusicGraph_Unknown_Vtbl = { IDirectMusicGraphImpl_IUnknown_QueryInterface, IDirectMusicGraphImpl_IUnknown_AddRef, IDirectMusicGraphImpl_IUnknown_Release }; /* IDirectMusicGraphImpl IDirectMusicGraph part: */ static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_QueryInterface (LPDIRECTMUSICGRAPH iface, REFIID riid, LPVOID *ppobj) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj); } static ULONG WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_AddRef (LPDIRECTMUSICGRAPH iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl); } static ULONG WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_Release (LPDIRECTMUSICGRAPH iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl); } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_StampPMsg (LPDIRECTMUSICGRAPH iface, DMUS_PMSG* pPMSG) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); FIXME("(%p, %p): stub\n", This, pPMSG); return S_OK; } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_InsertTool (LPDIRECTMUSICGRAPH iface, IDirectMusicTool* pTool, DWORD* pdwPChannels, DWORD cPChannels, LONG lIndex) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); HRESULT hr; struct list* pEntry = NULL; struct list* pPrevEntry = NULL; LPDMUS_PRIVATE_GRAPH_TOOL pIt = NULL; LPDMUS_PRIVATE_GRAPH_TOOL pNewTool = NULL; FIXME("(%p, %p, %p, %d, %i): use of pdwPChannels\n", This, pTool, pdwPChannels, cPChannels, lIndex); if (NULL == pTool) { return E_POINTER; } if (0 > lIndex) { lIndex = This->num_tools + lIndex; } pPrevEntry = &This->Tools; LIST_FOR_EACH (pEntry, &This->Tools) { pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_GRAPH_TOOL, entry); if (pIt->dwIndex == lIndex) { return DMUS_E_ALREADY_EXISTS; } if (pIt->dwIndex > lIndex) { break ; } pPrevEntry = pEntry; } ++This->num_tools; pNewTool = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(DMUS_PRIVATE_GRAPH_TOOL)); pNewTool->pTool = pTool; pNewTool->dwIndex = lIndex; IDirectMusicTool8_AddRef(pTool); hr = IDirectMusicTool8_Init(pTool, iface); list_add_tail (pPrevEntry->next, &pNewTool->entry); #if 0 DWORD dwNum = 0; hr = IDirectMusicTool8_GetMediaTypes(pTool, &dwNum); #endif return DS_OK; } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_GetTool (LPDIRECTMUSICGRAPH iface, DWORD dwIndex, IDirectMusicTool** ppTool) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); struct list* pEntry = NULL; LPDMUS_PRIVATE_GRAPH_TOOL pIt = NULL; FIXME("(%p, %d, %p): stub\n", This, dwIndex, ppTool); LIST_FOR_EACH (pEntry, &This->Tools) { pIt = LIST_ENTRY(pEntry, DMUS_PRIVATE_GRAPH_TOOL, entry); if (pIt->dwIndex == dwIndex) { *ppTool = pIt->pTool; if (NULL != *ppTool) { IDirectMusicTool8_AddRef((LPDIRECTMUSICTOOL8) *ppTool); } return S_OK; } if (pIt->dwIndex > dwIndex) { break ; } } return DMUS_E_NOT_FOUND; } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicGraph_RemoveTool (LPDIRECTMUSICGRAPH iface, IDirectMusicTool* pTool) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, GraphVtbl, iface); FIXME("(%p, %p): stub\n", This, pTool); return S_OK; } static const IDirectMusicGraphVtbl DirectMusicGraph_Graph_Vtbl = { IDirectMusicGraphImpl_IDirectMusicGraph_QueryInterface, IDirectMusicGraphImpl_IDirectMusicGraph_AddRef, IDirectMusicGraphImpl_IDirectMusicGraph_Release, IDirectMusicGraphImpl_IDirectMusicGraph_StampPMsg, IDirectMusicGraphImpl_IDirectMusicGraph_InsertTool, IDirectMusicGraphImpl_IDirectMusicGraph_GetTool, IDirectMusicGraphImpl_IDirectMusicGraph_RemoveTool }; /* IDirectMusicGraphImpl IDirectMusicObject part: */ static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicObject_QueryInterface (LPDIRECTMUSICOBJECT iface, REFIID riid, LPVOID *ppobj) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, ObjectVtbl, iface); return IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj); } static ULONG WINAPI IDirectMusicGraphImpl_IDirectMusicObject_AddRef (LPDIRECTMUSICOBJECT iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, ObjectVtbl, iface); return IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl); } static ULONG WINAPI IDirectMusicGraphImpl_IDirectMusicObject_Release (LPDIRECTMUSICOBJECT iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, ObjectVtbl, iface); return IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl); } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicObject_GetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, ObjectVtbl, iface); TRACE("(%p, %p)\n", This, pDesc); /* I think we shouldn't return pointer here since then values can be changed; it'd be a mess */ memcpy (pDesc, This->pDesc, This->pDesc->dwSize); return S_OK; } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicObject_SetDescriptor (LPDIRECTMUSICOBJECT iface, LPDMUS_OBJECTDESC pDesc) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, ObjectVtbl, iface); TRACE("(%p, %p): setting descriptor:\n%s\n", This, pDesc, debugstr_DMUS_OBJECTDESC (pDesc)); /* According to MSDN, we should copy only given values, not whole struct */ if (pDesc->dwValidData & DMUS_OBJ_OBJECT) memcpy (&This->pDesc->guidObject, &pDesc->guidObject, sizeof (pDesc->guidObject)); if (pDesc->dwValidData & DMUS_OBJ_CLASS) memcpy (&This->pDesc->guidClass, &pDesc->guidClass, sizeof (pDesc->guidClass)); if (pDesc->dwValidData & DMUS_OBJ_NAME) lstrcpynW (This->pDesc->wszName, pDesc->wszName, DMUS_MAX_NAME); if (pDesc->dwValidData & DMUS_OBJ_CATEGORY) lstrcpynW (This->pDesc->wszCategory, pDesc->wszCategory, DMUS_MAX_CATEGORY); if (pDesc->dwValidData & DMUS_OBJ_FILENAME) lstrcpynW (This->pDesc->wszFileName, pDesc->wszFileName, DMUS_MAX_FILENAME); if (pDesc->dwValidData & DMUS_OBJ_VERSION) memcpy (&This->pDesc->vVersion, &pDesc->vVersion, sizeof (pDesc->vVersion)); if (pDesc->dwValidData & DMUS_OBJ_DATE) memcpy (&This->pDesc->ftDate, &pDesc->ftDate, sizeof (pDesc->ftDate)); if (pDesc->dwValidData & DMUS_OBJ_MEMORY) { memcpy (&This->pDesc->llMemLength, &pDesc->llMemLength, sizeof (pDesc->llMemLength)); memcpy (This->pDesc->pbMemData, pDesc->pbMemData, sizeof (pDesc->pbMemData)); } if (pDesc->dwValidData & DMUS_OBJ_STREAM) { /* according to MSDN, we copy the stream */ IStream_Clone (pDesc->pStream, &This->pDesc->pStream); } /* add new flags */ This->pDesc->dwValidData |= pDesc->dwValidData; return S_OK; } static HRESULT WINAPI IDirectMusicGraphImpl_IDirectMusicObject_ParseDescriptor (LPDIRECTMUSICOBJECT iface, LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, ObjectVtbl, iface); DMUS_PRIVATE_CHUNK Chunk; DWORD StreamSize, StreamCount, ListSize[1], ListCount[1]; LARGE_INTEGER liMove; /* used when skipping chunks */ TRACE("(%p, %p, %p)\n", This, pStream, pDesc); /* FIXME: should this be determined from stream? */ pDesc->dwValidData |= DMUS_OBJ_CLASS; memcpy (&pDesc->guidClass, &CLSID_DirectMusicGraph, sizeof(CLSID)); IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); switch (Chunk.fccID) { case FOURCC_RIFF: { IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL); TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID)); StreamSize = Chunk.dwSize - sizeof(FOURCC); StreamCount = 0; if (Chunk.fccID == DMUS_FOURCC_TOOLGRAPH_FORM) { TRACE_(dmfile)(": graph form\n"); do { IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); switch (Chunk.fccID) { case DMUS_FOURCC_GUID_CHUNK: { TRACE_(dmfile)(": GUID chunk\n"); pDesc->dwValidData |= DMUS_OBJ_OBJECT; IStream_Read (pStream, &pDesc->guidObject, Chunk.dwSize, NULL); break; } case DMUS_FOURCC_VERSION_CHUNK: { TRACE_(dmfile)(": version chunk\n"); pDesc->dwValidData |= DMUS_OBJ_VERSION; IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL); break; } case DMUS_FOURCC_CATEGORY_CHUNK: { TRACE_(dmfile)(": category chunk\n"); pDesc->dwValidData |= DMUS_OBJ_CATEGORY; IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL); break; } case FOURCC_LIST: { IStream_Read (pStream, &Chunk.fccID, sizeof(FOURCC), NULL); TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID)); ListSize[0] = Chunk.dwSize - sizeof(FOURCC); ListCount[0] = 0; switch (Chunk.fccID) { /* evil M$ UNFO list, which can (!?) contain INFO elements */ case DMUS_FOURCC_UNFO_LIST: { TRACE_(dmfile)(": UNFO list\n"); do { IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; TRACE_(dmfile)(": %s chunk (size = 0x%04x)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); switch (Chunk.fccID) { /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes (though strings seem to be valid unicode) */ case mmioFOURCC('I','N','A','M'): case DMUS_FOURCC_UNAM_CHUNK: { TRACE_(dmfile)(": name chunk\n"); pDesc->dwValidData |= DMUS_OBJ_NAME; IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL); break; } case mmioFOURCC('I','A','R','T'): case DMUS_FOURCC_UART_CHUNK: { TRACE_(dmfile)(": artist chunk (ignored)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } case mmioFOURCC('I','C','O','P'): case DMUS_FOURCC_UCOP_CHUNK: { TRACE_(dmfile)(": copyright chunk (ignored)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } case mmioFOURCC('I','S','B','J'): case DMUS_FOURCC_USBJ_CHUNK: { TRACE_(dmfile)(": subject chunk (ignored)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } case mmioFOURCC('I','C','M','T'): case DMUS_FOURCC_UCMT_CHUNK: { TRACE_(dmfile)(": comment chunk (ignored)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } default: { TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } } TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]); } while (ListCount[0] < ListSize[0]); break; } default: { TRACE_(dmfile)(": unknown (skipping)\n"); liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC); IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } } break; } default: { TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); break; } } TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize); } while (StreamCount < StreamSize); } else { TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); liMove.QuadPart = StreamSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ return E_FAIL; } TRACE_(dmfile)(": reading finished\n"); break; } default: { TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); liMove.QuadPart = Chunk.dwSize; IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ return DMUS_E_INVALIDFILE; } } TRACE(": returning descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC (pDesc)); return S_OK; } static const IDirectMusicObjectVtbl DirectMusicGraph_Object_Vtbl = { IDirectMusicGraphImpl_IDirectMusicObject_QueryInterface, IDirectMusicGraphImpl_IDirectMusicObject_AddRef, IDirectMusicGraphImpl_IDirectMusicObject_Release, IDirectMusicGraphImpl_IDirectMusicObject_GetDescriptor, IDirectMusicGraphImpl_IDirectMusicObject_SetDescriptor, IDirectMusicGraphImpl_IDirectMusicObject_ParseDescriptor }; /* IDirectMusicGraphImpl IPersistStream part: */ static HRESULT WINAPI IDirectMusicGraphImpl_IPersistStream_QueryInterface (LPPERSISTSTREAM iface, REFIID riid, LPVOID *ppobj) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, PersistStreamVtbl, iface); return IDirectMusicGraphImpl_IUnknown_QueryInterface ((LPUNKNOWN)&This->UnknownVtbl, riid, ppobj); } static ULONG WINAPI IDirectMusicGraphImpl_IPersistStream_AddRef (LPPERSISTSTREAM iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, PersistStreamVtbl, iface); return IDirectMusicGraphImpl_IUnknown_AddRef ((LPUNKNOWN)&This->UnknownVtbl); } static ULONG WINAPI IDirectMusicGraphImpl_IPersistStream_Release (LPPERSISTSTREAM iface) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, PersistStreamVtbl, iface); return IDirectMusicGraphImpl_IUnknown_Release ((LPUNKNOWN)&This->UnknownVtbl); } static HRESULT WINAPI IDirectMusicGraphImpl_IPersistStream_GetClassID (LPPERSISTSTREAM iface, CLSID* pClassID) { return E_NOTIMPL; } static HRESULT WINAPI IDirectMusicGraphImpl_IPersistStream_IsDirty (LPPERSISTSTREAM iface) { return E_NOTIMPL; } static HRESULT WINAPI IDirectMusicGraphImpl_IPersistStream_Load (LPPERSISTSTREAM iface, IStream* pStm) { ICOM_THIS_MULTI(IDirectMusicGraphImpl, PersistStreamVtbl, iface); FOURCC chunkID; DWORD chunkSize, StreamSize, StreamCount, ListSize[3], ListCount[3]; LARGE_INTEGER liMove; /* used when skipping chunks */ FIXME("(%p, %p): Loading not implemented yet\n", This, pStm); IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); IStream_Read (pStm, &chunkSize, sizeof(DWORD), NULL); TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize); switch (chunkID) { case FOURCC_RIFF: { IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(chunkID)); StreamSize = chunkSize - sizeof(FOURCC); StreamCount = 0; switch (chunkID) { case DMUS_FOURCC_TOOLGRAPH_FORM: { TRACE_(dmfile)(": graph form\n"); do { IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL); StreamCount += sizeof(FOURCC) + sizeof(DWORD) + chunkSize; TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize); switch (chunkID) { case DMUS_FOURCC_GUID_CHUNK: { TRACE_(dmfile)(": GUID chunk\n"); This->pDesc->dwValidData |= DMUS_OBJ_OBJECT; IStream_Read (pStm, &This->pDesc->guidObject, chunkSize, NULL); break; } case DMUS_FOURCC_VERSION_CHUNK: { TRACE_(dmfile)(": version chunk\n"); This->pDesc->dwValidData |= DMUS_OBJ_VERSION; IStream_Read (pStm, &This->pDesc->vVersion, chunkSize, NULL); break; } case DMUS_FOURCC_CATEGORY_CHUNK: { TRACE_(dmfile)(": category chunk\n"); This->pDesc->dwValidData |= DMUS_OBJ_CATEGORY; IStream_Read (pStm, This->pDesc->wszCategory, chunkSize, NULL); break; } case FOURCC_LIST: { IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(chunkID)); ListSize[0] = chunkSize - sizeof(FOURCC); ListCount[0] = 0; switch (chunkID) { case DMUS_FOURCC_UNFO_LIST: { TRACE_(dmfile)(": UNFO list\n"); do { IStream_Read (pStm, &chunkID, sizeof(FOURCC), NULL); IStream_Read (pStm, &chunkSize, sizeof(FOURCC), NULL); ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + chunkSize; TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (chunkID), chunkSize); switch (chunkID) { /* don't ask me why, but M$ puts INFO elements in UNFO list sometimes (though strings seem to be valid unicode) */ case mmioFOURCC('I','N','A','M'): case DMUS_FOURCC_UNAM_CHUNK: { TRACE_(dmfile)(": name chunk\n"); This->pDesc->dwValidData |= DMUS_OBJ_NAME; IStream_Read (pStm, This->pDesc->wszName, chunkSize, NULL); break; } case mmioFOURCC('I','A','R','T'): case DMUS_FOURCC_UART_CHUNK: { TRACE_(dmfile)(": artist chunk (ignored)\n"); liMove.QuadPart = chunkSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); break; } case mmioFOURCC('I','C','O','P'): case DMUS_FOURCC_UCOP_CHUNK: { TRACE_(dmfile)(": copyright chunk (ignored)\n"); liMove.QuadPart = chunkSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); break; } case mmioFOURCC('I','S','B','J'): case DMUS_FOURCC_USBJ_CHUNK: { TRACE_(dmfile)(": subject chunk (ignored)\n"); liMove.QuadPart = chunkSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); break; } case mmioFOURCC('I','C','M','T'): case DMUS_FOURCC_UCMT_CHUNK: { TRACE_(dmfile)(": comment chunk (ignored)\n"); liMove.QuadPart = chunkSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); break; } default: { TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n"); liMove.QuadPart = chunkSize; 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]); break; } default: { TRACE_(dmfile)(": unknown (skipping)\n"); liMove.QuadPart = chunkSize - sizeof(FOURCC); IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); break; } } break; } default: { TRACE_(dmfile)(": unknown chunk (irrevelant & skipping)\n"); liMove.QuadPart = chunkSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); break; } } TRACE_(dmfile)(": StreamCount[0] = %d < StreamSize[0] = %d\n", StreamCount, StreamSize); } while (StreamCount < StreamSize); break; } default: { TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); liMove.QuadPart = StreamSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ return E_FAIL; } } TRACE_(dmfile)(": reading finished\n"); break; } default: { TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); liMove.QuadPart = chunkSize; IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */ return E_FAIL; } } return S_OK; } static HRESULT WINAPI IDirectMusicGraphImpl_IPersistStream_Save (LPPERSISTSTREAM iface, IStream* pStm, BOOL fClearDirty) { return E_NOTIMPL; } static HRESULT WINAPI IDirectMusicGraphImpl_IPersistStream_GetSizeMax (LPPERSISTSTREAM iface, ULARGE_INTEGER* pcbSize) { return E_NOTIMPL; } static const IPersistStreamVtbl DirectMusicGraph_PersistStream_Vtbl = { IDirectMusicGraphImpl_IPersistStream_QueryInterface, IDirectMusicGraphImpl_IPersistStream_AddRef, IDirectMusicGraphImpl_IPersistStream_Release, IDirectMusicGraphImpl_IPersistStream_GetClassID, IDirectMusicGraphImpl_IPersistStream_IsDirty, IDirectMusicGraphImpl_IPersistStream_Load, IDirectMusicGraphImpl_IPersistStream_Save, IDirectMusicGraphImpl_IPersistStream_GetSizeMax }; /* for ClassFactory */ HRESULT WINAPI DMUSIC_CreateDirectMusicGraphImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) { IDirectMusicGraphImpl* obj; obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicGraphImpl)); if (NULL == obj) { *ppobj = NULL; return E_OUTOFMEMORY; } obj->UnknownVtbl = &DirectMusicGraph_Unknown_Vtbl; obj->GraphVtbl = &DirectMusicGraph_Graph_Vtbl; obj->ObjectVtbl = &DirectMusicGraph_Object_Vtbl; obj->PersistStreamVtbl = &DirectMusicGraph_PersistStream_Vtbl; obj->pDesc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DMUS_OBJECTDESC)); DM_STRUCT_INIT(obj->pDesc); obj->pDesc->dwValidData |= DMUS_OBJ_CLASS; memcpy (&obj->pDesc->guidClass, &CLSID_DirectMusicGraph, sizeof (CLSID)); obj->ref = 0; /* will be inited by QueryInterface */ list_init (&obj->Tools); return IDirectMusicGraphImpl_IUnknown_QueryInterface ((LPUNKNOWN)&obj->UnknownVtbl, lpcGUID, ppobj); }