| /* IDirectMusicContainerImpl |
| * |
| * 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 "dmloader_private.h" |
| #include "dmobject.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(dmloader); |
| WINE_DECLARE_DEBUG_CHANNEL(dmfile); |
| WINE_DECLARE_DEBUG_CHANNEL(dmdump); |
| |
| #define DMUS_MAX_CATEGORY_SIZE DMUS_MAX_CATEGORY*sizeof(WCHAR) |
| #define DMUS_MAX_NAME_SIZE DMUS_MAX_NAME*sizeof(WCHAR) |
| #define DMUS_MAX_FILENAME_SIZE DMUS_MAX_FILENAME*sizeof(WCHAR) |
| |
| /***************************************************************************** |
| * IDirectMusicContainerImpl implementation |
| */ |
| typedef struct IDirectMusicContainerImpl { |
| IDirectMusicContainer IDirectMusicContainer_iface; |
| struct dmobject dmobj; |
| LONG ref; |
| IStream *pStream; |
| DMUS_IO_CONTAINER_HEADER Header; /* header */ |
| struct list *pContainedObjects; /* data */ |
| } IDirectMusicContainerImpl; |
| |
| static inline IDirectMusicContainerImpl *impl_from_IDirectMusicContainer(IDirectMusicContainer *iface) |
| { |
| return CONTAINING_RECORD(iface, IDirectMusicContainerImpl, IDirectMusicContainer_iface); |
| } |
| |
| static HRESULT destroy_dmcontainer(IDirectMusicContainerImpl *This) |
| { |
| LPDIRECTMUSICLOADER pLoader; |
| LPDIRECTMUSICGETLOADER pGetLoader; |
| struct list *pEntry; |
| LPWINE_CONTAINER_ENTRY pContainedObject; |
| |
| /* get loader (from stream we loaded from) */ |
| TRACE(": getting loader\n"); |
| IStream_QueryInterface (This->pStream, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader); |
| IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader); |
| IDirectMusicGetLoader_Release (pGetLoader); |
| |
| /* release objects from loader's cache (if appropriate) */ |
| TRACE(": releasing objects from loader's cache\n"); |
| LIST_FOR_EACH (pEntry, This->pContainedObjects) { |
| pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry); |
| /* my tests indicate that container releases objects *only* |
| if they were loaded at its load-time (makes sense, it doesn't |
| have pointers to objects otherwise); BTW: native container seems |
| to ignore the flags (I won't) */ |
| if (pContainedObject->pObject && !(pContainedObject->dwFlags & DMUS_CONTAINED_OBJF_KEEP)) { |
| /* flags say it shouldn't be kept in loader's cache */ |
| IDirectMusicLoader_ReleaseObject (pLoader, pContainedObject->pObject); |
| } |
| } |
| IDirectMusicLoader_Release (pLoader); |
| |
| /* release stream we loaded from */ |
| IStream_Release (This->pStream); |
| |
| /* FIXME: release allocated entries */ |
| |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI IDirectMusicContainerImpl_QueryInterface(IDirectMusicContainer *iface, REFIID riid, void **ret_iface) |
| { |
| IDirectMusicContainerImpl *This = impl_from_IDirectMusicContainer(iface); |
| |
| TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ret_iface); |
| |
| if (IsEqualIID (riid, &IID_IUnknown) || IsEqualIID (riid, &IID_IDirectMusicContainer)) |
| *ret_iface = &This->IDirectMusicContainer_iface; |
| else if (IsEqualIID (riid, &IID_IDirectMusicObject)) |
| *ret_iface = &This->dmobj.IDirectMusicObject_iface; |
| else if (IsEqualIID (riid, &IID_IPersistStream)) |
| *ret_iface = &This->dmobj.IPersistStream_iface; |
| else { |
| WARN("Unknown interface %s\n", debugstr_dmguid(riid)); |
| *ret_iface = NULL; |
| return E_NOINTERFACE; |
| } |
| |
| IUnknown_AddRef((IUnknown*)*ret_iface); |
| return S_OK; |
| } |
| |
| static ULONG WINAPI IDirectMusicContainerImpl_AddRef(IDirectMusicContainer *iface) |
| { |
| IDirectMusicContainerImpl *This = impl_from_IDirectMusicContainer(iface); |
| LONG ref = InterlockedIncrement(&This->ref); |
| |
| TRACE("(%p) ref=%d\n", This, ref); |
| |
| return ref; |
| } |
| |
| static ULONG WINAPI IDirectMusicContainerImpl_Release(IDirectMusicContainer *iface) |
| { |
| IDirectMusicContainerImpl *This = impl_from_IDirectMusicContainer(iface); |
| LONG ref = InterlockedDecrement(&This->ref); |
| |
| TRACE("(%p) ref=%d\n", This, ref); |
| |
| if (!ref) { |
| if (This->pStream) |
| destroy_dmcontainer(This); |
| HeapFree(GetProcessHeap(), 0, This); |
| unlock_module(); |
| } |
| |
| return ref; |
| } |
| |
| static HRESULT WINAPI IDirectMusicContainerImpl_EnumObject(IDirectMusicContainer *iface, |
| REFGUID rguidClass, DWORD dwIndex, DMUS_OBJECTDESC *pDesc, WCHAR *pwszAlias) |
| { |
| IDirectMusicContainerImpl *This = impl_from_IDirectMusicContainer(iface); |
| struct list *pEntry; |
| LPWINE_CONTAINER_ENTRY pContainedObject; |
| DWORD dwCount = 0; |
| |
| TRACE("(%p, %s, %d, %p, %p)\n", This, debugstr_dmguid(rguidClass), dwIndex, pDesc, pwszAlias); |
| |
| if (!pDesc) |
| return E_POINTER; |
| if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) { |
| ERR(": invalid pDesc->dwSize %d\n", pDesc->dwSize); |
| return E_INVALIDARG; |
| } |
| |
| DM_STRUCT_INIT(pDesc); |
| |
| LIST_FOR_EACH (pEntry, This->pContainedObjects) { |
| pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry); |
| |
| if (IsEqualGUID (rguidClass, &GUID_DirectMusicAllTypes) || IsEqualGUID (rguidClass, &pContainedObject->Desc.guidClass)) { |
| if (dwCount == dwIndex) { |
| HRESULT result = S_OK; |
| if (pwszAlias) { |
| lstrcpynW (pwszAlias, pContainedObject->wszAlias, DMUS_MAX_FILENAME); |
| if (strlenW (pContainedObject->wszAlias) > DMUS_MAX_FILENAME) |
| result = DMUS_S_STRING_TRUNCATED; |
| } |
| *pDesc = pContainedObject->Desc; |
| return result; |
| } |
| dwCount++; |
| } |
| } |
| |
| TRACE(": not found\n"); |
| return S_FALSE; |
| } |
| |
| static const IDirectMusicContainerVtbl dmcontainer_vtbl = { |
| IDirectMusicContainerImpl_QueryInterface, |
| IDirectMusicContainerImpl_AddRef, |
| IDirectMusicContainerImpl_Release, |
| IDirectMusicContainerImpl_EnumObject |
| }; |
| |
| /* IDirectMusicObject part: */ |
| static inline IDirectMusicContainerImpl *impl_from_IDirectMusicObject(IDirectMusicObject *iface) |
| { |
| return CONTAINING_RECORD(iface, IDirectMusicContainerImpl, dmobj.IDirectMusicObject_iface); |
| } |
| |
| static HRESULT WINAPI IDirectMusicObjectImpl_ParseDescriptor(IDirectMusicObject *iface, |
| IStream *pStream, DMUS_OBJECTDESC *pDesc) |
| { |
| IDirectMusicContainerImpl *This = impl_from_IDirectMusicObject(iface); |
| WINE_CHUNK Chunk; |
| DWORD StreamSize, StreamCount, ListSize[1], ListCount[1]; |
| LARGE_INTEGER liMove; /* used when skipping chunks */ |
| |
| TRACE("(%p, %p, %p)\n", This, pStream, pDesc); |
| |
| /* check whether arguments are OK */ |
| if (IsBadReadPtr (pStream, sizeof(LPVOID))) { |
| ERR(": pStream bad read pointer\n"); |
| return E_POINTER; |
| } |
| /* check whether pDesc is OK */ |
| if (IsBadReadPtr (pDesc, sizeof(DWORD))) { |
| ERR(": pDesc->dwSize bad read pointer\n"); |
| return E_POINTER; |
| } |
| if (pDesc->dwSize != sizeof(DMUS_OBJECTDESC)) { |
| ERR(": invalid pDesc->dwSize\n"); |
| return E_INVALIDARG; |
| } |
| if (IsBadWritePtr (pDesc, sizeof(DMUS_OBJECTDESC))) { |
| ERR(": pDesc bad write pointer\n"); |
| return E_POINTER; |
| } |
| |
| DM_STRUCT_INIT(pDesc); |
| |
| /* here we go... */ |
| IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", 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_CONTAINER_FORM) { |
| TRACE_(dmfile)(": container form\n"); |
| /* set guidClass */ |
| pDesc->dwValidData |= DMUS_OBJ_CLASS; |
| pDesc->guidClass = CLSID_DirectMusicContainer; |
| do { |
| IStream_Read (pStream, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", 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); |
| TRACE_(dmdump)(": GUID: %s\n", debugstr_guid(&pDesc->guidObject)); |
| break; |
| } |
| case DMUS_FOURCC_VERSION_CHUNK: { |
| TRACE_(dmfile)(": version chunk\n"); |
| pDesc->dwValidData |= DMUS_OBJ_VERSION; |
| IStream_Read (pStream, &pDesc->vVersion, Chunk.dwSize, NULL); |
| TRACE_(dmdump)(": version: %s\n", debugstr_dmversion(&pDesc->vVersion)); |
| break; |
| } |
| case DMUS_FOURCC_DATE_CHUNK: { |
| TRACE_(dmfile)(": date chunk\n"); |
| IStream_Read (pStream, &pDesc->ftDate, Chunk.dwSize, NULL); |
| pDesc->dwValidData |= DMUS_OBJ_DATE; |
| TRACE_(dmdump)(": date: %s\n", debugstr_filetime(&pDesc->ftDate)); |
| break; |
| } |
| case DMUS_FOURCC_CATEGORY_CHUNK: { |
| TRACE_(dmfile)(": category chunk\n"); |
| /* if it happens that string is too long, |
| read what we can and skip the rest*/ |
| if (Chunk.dwSize > DMUS_MAX_CATEGORY_SIZE) { |
| IStream_Read (pStream, pDesc->wszCategory, DMUS_MAX_CATEGORY_SIZE, NULL); |
| liMove.QuadPart = Chunk.dwSize - DMUS_MAX_CATEGORY_SIZE; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| } else { |
| IStream_Read (pStream, pDesc->wszCategory, Chunk.dwSize, NULL); |
| } |
| pDesc->dwValidData |= DMUS_OBJ_CATEGORY; |
| TRACE_(dmdump)(": category: %s\n", debugstr_w(pDesc->wszCategory)); |
| 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%08X)", 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"); |
| /* if it happens that string is too long, |
| read what we can and skip the rest*/ |
| if (Chunk.dwSize > DMUS_MAX_NAME_SIZE) { |
| IStream_Read (pStream, pDesc->wszName, DMUS_MAX_NAME_SIZE, NULL); |
| liMove.QuadPart = Chunk.dwSize - DMUS_MAX_NAME_SIZE; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| } else { |
| IStream_Read (pStream, pDesc->wszName, Chunk.dwSize, NULL); |
| } |
| pDesc->dwValidData |= DMUS_OBJ_NAME; |
| TRACE_(dmdump)(": name: %s\n", debugstr_w(pDesc->wszName)); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| TRACE_(dmfile)(": ListCount[0] = 0x%08X < ListSize[0] = 0x%08X\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 (irrelevant & skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStream, liMove, STREAM_SEEK_CUR, NULL); |
| break; |
| } |
| } |
| TRACE_(dmfile)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\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"); |
| if (TRACE_ON(dmloader)) |
| dump_DMUS_OBJECTDESC(pDesc); |
| return S_OK; |
| } |
| |
| static const IDirectMusicObjectVtbl dmobject_vtbl = { |
| dmobj_IDirectMusicObject_QueryInterface, |
| dmobj_IDirectMusicObject_AddRef, |
| dmobj_IDirectMusicObject_Release, |
| dmobj_IDirectMusicObject_GetDescriptor, |
| dmobj_IDirectMusicObject_SetDescriptor, |
| IDirectMusicObjectImpl_ParseDescriptor |
| }; |
| |
| /* IPersistStream part: */ |
| static inline IDirectMusicContainerImpl *impl_from_IPersistStream(IPersistStream *iface) |
| { |
| return CONTAINING_RECORD(iface, IDirectMusicContainerImpl, dmobj.IPersistStream_iface); |
| } |
| |
| static HRESULT WINAPI IPersistStreamImpl_Load(IPersistStream *iface, IStream *pStm) |
| { |
| IDirectMusicContainerImpl *This = impl_from_IPersistStream(iface); |
| WINE_CHUNK Chunk; |
| DWORD StreamSize, StreamCount, ListSize[3], ListCount[3]; |
| LARGE_INTEGER liMove; /* used when skipping chunks */ |
| ULARGE_INTEGER uliPos; /* needed when dealing with RIFF chunks */ |
| LPDIRECTMUSICGETLOADER pGetLoader; |
| LPDIRECTMUSICLOADER pLoader; |
| HRESULT result = S_OK; |
| |
| TRACE("(%p, %p):\n", This, pStm); |
| |
| /* check whether pStm is valid read pointer */ |
| if (IsBadReadPtr (pStm, sizeof(LPVOID))) { |
| ERR(": pStm bad read pointer\n"); |
| return E_POINTER; |
| } |
| /* if stream is already set, this means the container is already loaded */ |
| if (This->pStream) { |
| TRACE(": stream is already set, which means container is already loaded\n"); |
| return DMUS_E_ALREADY_LOADED; |
| } |
| |
| /* get loader since it will be needed later */ |
| if (FAILED(IStream_QueryInterface (pStm, &IID_IDirectMusicGetLoader, (LPVOID*)&pGetLoader))) { |
| ERR(": stream not supported\n"); |
| return DMUS_E_UNSUPPORTED_STREAM; |
| } |
| IDirectMusicGetLoader_GetLoader (pGetLoader, &pLoader); |
| IDirectMusicGetLoader_Release (pGetLoader); |
| |
| This->pStream = pStm; |
| IStream_AddRef (pStm); /* add count for later references */ |
| |
| /* start with load */ |
| IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| case FOURCC_RIFF: { |
| IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID)); |
| StreamSize = Chunk.dwSize - sizeof(FOURCC); |
| StreamCount = 0; |
| switch (Chunk.fccID) { |
| case DMUS_FOURCC_CONTAINER_FORM: { |
| TRACE_(dmfile)(": container form\n"); |
| This->dmobj.desc.guidClass = CLSID_DirectMusicContainer; |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_CLASS; |
| do { |
| IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| StreamCount += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| case DMUS_FOURCC_CONTAINER_CHUNK: { |
| TRACE_(dmfile)(": container header chunk\n"); |
| IStream_Read (pStm, &This->Header, Chunk.dwSize, NULL); |
| TRACE_(dmdump)(": container header chunk:\n%s\n", debugstr_DMUS_IO_CONTAINER_HEADER(&This->Header)); |
| break; |
| } |
| case DMUS_FOURCC_GUID_CHUNK: { |
| TRACE_(dmfile)(": GUID chunk\n"); |
| IStream_Read (pStm, &This->dmobj.desc.guidObject, Chunk.dwSize, NULL); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_OBJECT; |
| TRACE_(dmdump)(": GUID: %s\n", debugstr_guid(&This->dmobj.desc.guidObject)); |
| break; |
| } |
| case DMUS_FOURCC_VERSION_CHUNK: { |
| TRACE_(dmfile)(": version chunk\n"); |
| IStream_Read (pStm, &This->dmobj.desc.vVersion, Chunk.dwSize, NULL); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_VERSION; |
| TRACE_(dmdump)(": version: %s\n", debugstr_dmversion(&This->dmobj.desc.vVersion)); |
| break; |
| } |
| case DMUS_FOURCC_DATE_CHUNK: { |
| TRACE_(dmfile)(": date chunk\n"); |
| IStream_Read (pStm, &This->dmobj.desc.ftDate, Chunk.dwSize, NULL); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_DATE; |
| TRACE_(dmdump)(": date: %s\n", debugstr_filetime(&This->dmobj.desc.ftDate)); |
| break; |
| } |
| case DMUS_FOURCC_CATEGORY_CHUNK: { |
| TRACE_(dmfile)(": category chunk\n"); |
| /* if it happens that string is too long, |
| read what we can and skip the rest*/ |
| if (Chunk.dwSize > DMUS_MAX_CATEGORY_SIZE) { |
| IStream_Read (pStm, This->dmobj.desc.wszCategory, DMUS_MAX_CATEGORY_SIZE, NULL); |
| liMove.QuadPart = Chunk.dwSize - DMUS_MAX_CATEGORY_SIZE; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| } else { |
| IStream_Read (pStm, This->dmobj.desc.wszCategory, Chunk.dwSize, NULL); |
| } |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_CATEGORY; |
| TRACE_(dmdump)(": category: %s\n", debugstr_w(This->dmobj.desc.wszCategory)); |
| break; |
| } |
| case FOURCC_LIST: { |
| IStream_Read (pStm, &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) { |
| case DMUS_FOURCC_UNFO_LIST: { |
| TRACE_(dmfile)(": UNFO list\n"); |
| do { |
| IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", 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"); |
| /* if it happens that string is too long, |
| read what we can and skip the rest*/ |
| if (Chunk.dwSize > DMUS_MAX_NAME_SIZE) { |
| IStream_Read (pStm, This->dmobj.desc.wszName, DMUS_MAX_NAME_SIZE, NULL); |
| liMove.QuadPart = Chunk.dwSize - DMUS_MAX_NAME_SIZE; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| } else { |
| IStream_Read (pStm, This->dmobj.desc.wszName, Chunk.dwSize, NULL); |
| } |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_NAME; |
| TRACE_(dmdump)(": name: %s\n", debugstr_w(This->dmobj.desc.wszName)); |
| 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] = 0x%08X < ListSize[0] = 0x%08X\n", ListCount[0], ListSize[0]); |
| } while (ListCount[0] < ListSize[0]); |
| break; |
| } |
| case DMUS_FOURCC_CONTAINED_OBJECTS_LIST: { |
| TRACE_(dmfile)(": contained objects list\n"); |
| do { |
| IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", 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_CONTAINED_OBJECT_LIST: { |
| LPWINE_CONTAINER_ENTRY pNewEntry; |
| TRACE_(dmfile)(": contained object list\n"); |
| pNewEntry = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(WINE_CONTAINER_ENTRY)); |
| DM_STRUCT_INIT(&pNewEntry->Desc); |
| do { |
| IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| ListCount[1] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| case DMUS_FOURCC_CONTAINED_ALIAS_CHUNK: { |
| TRACE_(dmfile)(": alias chunk\n"); |
| pNewEntry->wszAlias = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, Chunk.dwSize); |
| IStream_Read (pStm, pNewEntry->wszAlias, Chunk.dwSize, NULL); |
| TRACE_(dmdump)(": alias: %s\n", debugstr_w(pNewEntry->wszAlias)); |
| break; |
| } |
| case DMUS_FOURCC_CONTAINED_OBJECT_CHUNK: { |
| DMUS_IO_CONTAINED_OBJECT_HEADER tmpObjectHeader; |
| TRACE_(dmfile)(": contained object header chunk\n"); |
| IStream_Read (pStm, &tmpObjectHeader, Chunk.dwSize, NULL); |
| TRACE_(dmdump)(": contained object header:\n%s\n", debugstr_DMUS_IO_CONTAINED_OBJECT_HEADER(&tmpObjectHeader)); |
| /* copy guidClass */ |
| pNewEntry->Desc.dwValidData |= DMUS_OBJ_CLASS; |
| pNewEntry->Desc.guidClass = tmpObjectHeader.guidClassID; |
| /* store flags */ |
| pNewEntry->dwFlags = tmpObjectHeader.dwFlags; |
| break; |
| } |
| /* now read data... it may be safe to read everything after object header chunk, |
| but I'm not comfortable with MSDN's "the header is *normally* followed by ..." */ |
| case FOURCC_LIST: { |
| IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID)); |
| ListSize[2] = Chunk.dwSize - sizeof(FOURCC); |
| ListCount[2] = 0; |
| switch (Chunk.fccID) { |
| case DMUS_FOURCC_REF_LIST: { |
| TRACE_(dmfile)(": reference list\n"); |
| pNewEntry->bIsRIFF = 0; |
| do { |
| IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL); |
| ListCount[2] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize; |
| TRACE_(dmfile)(": %s chunk (size = 0x%08X)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize); |
| switch (Chunk.fccID) { |
| case DMUS_FOURCC_REF_CHUNK: { |
| DMUS_IO_REFERENCE tmpReferenceHeader; /* temporary structure */ |
| TRACE_(dmfile)(": reference header chunk\n"); |
| memset (&tmpReferenceHeader, 0, sizeof(DMUS_IO_REFERENCE)); |
| IStream_Read (pStm, &tmpReferenceHeader, Chunk.dwSize, NULL); |
| /* copy retrieved data to DMUS_OBJECTDESC */ |
| if (!IsEqualCLSID (&pNewEntry->Desc.guidClass, &tmpReferenceHeader.guidClassID)) ERR(": object header declares different CLSID than reference header?\n"); |
| /* it shouldn't be necessary to copy guidClass, since it was set in contained object header already... |
| yet if they happen to be different, I'd rather stick to this one */ |
| pNewEntry->Desc.guidClass = tmpReferenceHeader.guidClassID; |
| pNewEntry->Desc.dwValidData |= tmpReferenceHeader.dwValidData; |
| break; |
| } |
| case DMUS_FOURCC_GUID_CHUNK: { |
| TRACE_(dmfile)(": guid chunk\n"); |
| /* no need to set flags since they were copied from reference header */ |
| IStream_Read (pStm, &pNewEntry->Desc.guidObject, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_DATE_CHUNK: { |
| TRACE_(dmfile)(": file date chunk\n"); |
| /* no need to set flags since they were copied from reference header */ |
| IStream_Read (pStm, &pNewEntry->Desc.ftDate, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_NAME_CHUNK: { |
| TRACE_(dmfile)(": name chunk\n"); |
| /* no need to set flags since they were copied from reference header */ |
| IStream_Read (pStm, pNewEntry->Desc.wszName, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_FILE_CHUNK: { |
| TRACE_(dmfile)(": file name chunk\n"); |
| /* no need to set flags since they were copied from reference header */ |
| IStream_Read (pStm, pNewEntry->Desc.wszFileName, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_CATEGORY_CHUNK: { |
| TRACE_(dmfile)(": category chunk\n"); |
| /* no need to set flags since they were copied from reference header */ |
| IStream_Read (pStm, pNewEntry->Desc.wszCategory, Chunk.dwSize, NULL); |
| break; |
| } |
| case DMUS_FOURCC_VERSION_CHUNK: { |
| TRACE_(dmfile)(": version chunk\n"); |
| /* no need to set flags since they were copied from reference header */ |
| IStream_Read (pStm, &pNewEntry->Desc.vVersion, Chunk.dwSize, NULL); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unknown chunk (skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip this chunk */ |
| break; |
| } |
| } |
| TRACE_(dmfile)(": ListCount[2] = 0x%08X < ListSize[2] = 0x%08X\n", ListCount[2], ListSize[2]); |
| } while (ListCount[2] < ListSize[2]); |
| break; |
| } |
| default: { |
| TRACE_(dmfile)(": unexpected chunk; loading failed)\n"); |
| return E_FAIL; |
| } |
| } |
| break; |
| } |
| |
| case FOURCC_RIFF: { |
| IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL); |
| TRACE_(dmfile)(": RIFF chunk of type %s", debugstr_fourcc(Chunk.fccID)); |
| if (IS_VALID_DMFORM (Chunk.fccID)) { |
| TRACE_(dmfile)(": valid DMUSIC form\n"); |
| pNewEntry->bIsRIFF = 1; |
| /* we'll have to skip whole RIFF chunk after SetObject is called */ |
| liMove.QuadPart = 0; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, &uliPos); |
| uliPos.QuadPart += (Chunk.dwSize - sizeof(FOURCC)); /* set uliPos at the end of RIFF chunk */ |
| /* move at the beginning of RIFF chunk */ |
| liMove.QuadPart = 0; |
| liMove.QuadPart -= (sizeof(FOURCC)+sizeof(DWORD)+sizeof(FOURCC)); |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| /* put pointer to stream in descriptor */ |
| pNewEntry->Desc.dwValidData |= DMUS_OBJ_STREAM; |
| pNewEntry->Desc.pStream = pStm; /* we don't have to worry about cloning, since SetObject will perform it */ |
| /* wait till we get on the end of object list */ |
| } else { |
| TRACE_(dmfile)(": invalid DMUSIC form (skipping)\n"); |
| liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC); |
| IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); |
| /* FIXME: should we return E_FAIL? */ |
| } |
| 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[1] = 0x%08X < ListSize[1] = 0x%08X\n", ListCount[1], ListSize[1]); |
| } while (ListCount[1] < ListSize[1]); |
| /* SetObject: this will fill descriptor with additional info and add alias in loader's cache */ |
| IDirectMusicLoader_SetObject (pLoader, &pNewEntry->Desc); |
| /* now that SetObject collected appropriate info into descriptor we can live happily ever after; |
| or not, since we have to clean evidence of loading through stream... *sigh* |
| and we have to skip rest of the chunk, if we loaded through RIFF */ |
| if (pNewEntry->bIsRIFF) { |
| liMove.QuadPart = uliPos.QuadPart; |
| IStream_Seek (pStm, liMove, STREAM_SEEK_SET, NULL); |
| pNewEntry->Desc.dwValidData &= ~DMUS_OBJ_STREAM; /* clear flag (and with bitwise complement) */ |
| pNewEntry->Desc.pStream = NULL; |
| } |
| /* add entry to list of objects */ |
| list_add_tail (This->pContainedObjects, &pNewEntry->entry); |
| 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] = 0x%08X < ListSize[0] = 0x%08X\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 (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)(": StreamCount[0] = 0x%08X < StreamSize[0] = 0x%08X\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"); |
| This->dmobj.desc.dwValidData |= DMUS_OBJ_LOADED; |
| 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; |
| } |
| } |
| |
| /* now, if DMUS_CONTAINER_NOLOADS is not set, we are supposed to load contained objects; |
| so when we call GetObject later, they'll already be in cache */ |
| if (!(This->Header.dwFlags & DMUS_CONTAINER_NOLOADS)) { |
| struct list *pEntry; |
| LPWINE_CONTAINER_ENTRY pContainedObject; |
| |
| TRACE(": DMUS_CONTAINER_NOLOADS not set... load all objects\n"); |
| |
| LIST_FOR_EACH (pEntry, This->pContainedObjects) { |
| IDirectMusicObject* pObject; |
| pContainedObject = LIST_ENTRY (pEntry, WINE_CONTAINER_ENTRY, entry); |
| /* get object from loader and then release it */ |
| if (SUCCEEDED(IDirectMusicLoader_GetObject (pLoader, &pContainedObject->Desc, &IID_IDirectMusicObject, (LPVOID*)&pObject))) { |
| pContainedObject->pObject = pObject; /* for final release */ |
| IDirectMusicObject_Release (pObject); /* we don't really need this one */ |
| } else { |
| WARN(": failed to load contained object\n"); |
| result = DMUS_S_PARTIALLOAD; |
| } |
| } |
| } |
| |
| IDirectMusicLoader_Release (pLoader); /* release loader */ |
| |
| #if 0 |
| /* DEBUG: dumps whole container object tree: */ |
| if (TRACE_ON(dmloader)) { |
| int r = 0; |
| LPWINE_CONTAINER_ENTRY tmpEntry; |
| struct list *listEntry; |
| |
| TRACE("*** IDirectMusicContainer (%p) ***\n", This->ContainerVtbl); |
| TRACE(" - Objects:\n"); |
| LIST_FOR_EACH (listEntry, This->pContainedObjects) { |
| tmpEntry = LIST_ENTRY( listEntry, WINE_CONTAINER_ENTRY, entry ); |
| TRACE(" - Object[%i]:\n", r); |
| TRACE(" - wszAlias: %s\n", debugstr_w(tmpEntry->wszAlias)); |
| TRACE(" - Object descriptor:\n%s\n", debugstr_DMUS_OBJECTDESC(&tmpEntry->Desc)); |
| r++; |
| } |
| } |
| #endif |
| |
| return result; |
| } |
| |
| static const IPersistStreamVtbl persiststream_vtbl = { |
| dmobj_IPersistStream_QueryInterface, |
| dmobj_IPersistStream_AddRef, |
| dmobj_IPersistStream_Release, |
| dmobj_IPersistStream_GetClassID, |
| unimpl_IPersistStream_IsDirty, |
| IPersistStreamImpl_Load, |
| unimpl_IPersistStream_Save, |
| unimpl_IPersistStream_GetSizeMax |
| }; |
| |
| /* for ClassFactory */ |
| HRESULT WINAPI create_dmcontainer(REFIID lpcGUID, void **ppobj) |
| { |
| IDirectMusicContainerImpl* obj; |
| HRESULT hr; |
| |
| obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicContainerImpl)); |
| if (NULL == obj) { |
| *ppobj = NULL; |
| return E_OUTOFMEMORY; |
| } |
| obj->IDirectMusicContainer_iface.lpVtbl = &dmcontainer_vtbl; |
| obj->ref = 1; |
| dmobject_init(&obj->dmobj, &CLSID_DirectMusicContainer, |
| (IUnknown*)&obj->IDirectMusicContainer_iface); |
| obj->dmobj.IDirectMusicObject_iface.lpVtbl = &dmobject_vtbl; |
| obj->dmobj.IPersistStream_iface.lpVtbl = &persiststream_vtbl; |
| obj->pContainedObjects = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(struct list)); |
| list_init (obj->pContainedObjects); |
| |
| lock_module(); |
| |
| hr = IDirectMusicContainer_QueryInterface(&obj->IDirectMusicContainer_iface, lpcGUID, ppobj); |
| IDirectMusicContainer_Release(&obj->IDirectMusicContainer_iface); |
| |
| return hr; |
| } |
