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![Eric Pouech](/assets/img/avatar_default.png)
Signed-off-by: Eric Pouech <eric.pouech@gmail.com> Signed-off-by: Michael Stefaniuc <mstefani@winehq.org> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
947 lines
33 KiB
C
947 lines
33 KiB
C
/*
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* IDirectMusicLoaderImpl
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*
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* Copyright (C) 2003-2004 Rok Mandeljc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "dmloader_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dmloader);
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static const GUID *classes[] = {
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&GUID_DirectMusicAllTypes, /* Keep as first */
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&CLSID_DirectMusicAudioPathConfig,
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&CLSID_DirectMusicBand,
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&CLSID_DirectMusicContainer,
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&CLSID_DirectMusicCollection,
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&CLSID_DirectMusicChordMap,
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&CLSID_DirectMusicSegment,
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&CLSID_DirectMusicScript,
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&CLSID_DirectMusicSong,
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&CLSID_DirectMusicStyle,
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&CLSID_DirectMusicGraph,
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&CLSID_DirectSoundWave
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};
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/* cache/alias entry */
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struct cache_entry {
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struct list entry;
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DMUS_OBJECTDESC Desc;
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IDirectMusicObject *pObject;
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BOOL bInvalidDefaultDLS; /* workaround for enabling caching of "faulty" default dls collection */
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};
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typedef struct IDirectMusicLoaderImpl {
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IDirectMusicLoader8 IDirectMusicLoader8_iface;
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LONG ref;
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WCHAR *search_paths[ARRAY_SIZE(classes)];
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unsigned int cache_class;
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struct list cache;
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} IDirectMusicLoaderImpl;
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static inline IDirectMusicLoaderImpl* impl_from_IDirectMusicLoader8(IDirectMusicLoader8 *iface)
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{
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return CONTAINING_RECORD(iface, IDirectMusicLoaderImpl, IDirectMusicLoader8_iface);
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}
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static int index_from_class(REFCLSID class)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(classes); i++)
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if (IsEqualGUID(class, classes[i]))
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return i;
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return -1;
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}
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static inline BOOL is_cache_enabled(IDirectMusicLoaderImpl *This, REFCLSID class)
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{
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return !!(This->cache_class & 1 << index_from_class(class));
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}
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static void get_search_path(IDirectMusicLoaderImpl *This, REFGUID class, WCHAR *path)
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{
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int index = index_from_class(class);
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if (index < 0 || !This->search_paths[index])
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index = 0; /* Default to GUID_DirectMusicAllTypes */
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if (This->search_paths[index])
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lstrcpynW(path, This->search_paths[index], MAX_PATH);
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else
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path[0] = 0;
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}
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static HRESULT DMUSIC_CopyDescriptor(DMUS_OBJECTDESC *pDst, DMUS_OBJECTDESC *pSrc)
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{
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if (TRACE_ON(dmloader))
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dump_DMUS_OBJECTDESC(pSrc);
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/* copy field by field */
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if (pSrc->dwValidData & DMUS_OBJ_CLASS) pDst->guidClass = pSrc->guidClass;
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if (pSrc->dwValidData & DMUS_OBJ_OBJECT) pDst->guidObject = pSrc->guidObject;
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if (pSrc->dwValidData & DMUS_OBJ_DATE) pDst->ftDate = pSrc->ftDate;
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if (pSrc->dwValidData & DMUS_OBJ_VERSION) pDst->vVersion = pSrc->vVersion;
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if (pSrc->dwValidData & DMUS_OBJ_NAME) lstrcpyW (pDst->wszName, pSrc->wszName);
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if (pSrc->dwValidData & DMUS_OBJ_CATEGORY) lstrcpyW (pDst->wszCategory, pSrc->wszCategory);
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if (pSrc->dwValidData & DMUS_OBJ_FILENAME) lstrcpyW (pDst->wszFileName, pSrc->wszFileName);
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if (pSrc->dwValidData & DMUS_OBJ_STREAM) IStream_Clone (pSrc->pStream, &pDst->pStream);
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if (pSrc->dwValidData & DMUS_OBJ_MEMORY) {
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pDst->pbMemData = pSrc->pbMemData;
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pDst->llMemLength = pSrc->llMemLength;
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}
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/* set flags */
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pDst->dwValidData |= pSrc->dwValidData;
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return S_OK;
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}
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/*****************************************************************************
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* IDirectMusicLoaderImpl implementation
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*/
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/* IUnknown/IDirectMusicLoader(8) part: */
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static HRESULT WINAPI IDirectMusicLoaderImpl_QueryInterface(IDirectMusicLoader8 *iface, REFIID riid, void **ppobj)
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{
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IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
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TRACE("(%p, %s, %p)\n",This, debugstr_dmguid(riid), ppobj);
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if (IsEqualIID (riid, &IID_IUnknown) ||
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IsEqualIID (riid, &IID_IDirectMusicLoader) ||
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IsEqualIID (riid, &IID_IDirectMusicLoader8)) {
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IDirectMusicLoader_AddRef (iface);
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*ppobj = This;
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return S_OK;
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}
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WARN(": not found\n");
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return E_NOINTERFACE;
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}
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static ULONG WINAPI IDirectMusicLoaderImpl_AddRef(IDirectMusicLoader8 *iface)
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{
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IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p)->(): new ref = %lu\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI IDirectMusicLoaderImpl_Release(IDirectMusicLoader8 *iface)
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{
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IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p)->(): new ref = %lu\n", iface, ref);
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if (!ref) {
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unsigned int i;
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IDirectMusicLoader8_ClearCache(iface, &GUID_DirectMusicAllTypes);
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for (i = 0; i < ARRAY_SIZE(classes); i++)
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HeapFree(GetProcessHeap(), 0, This->search_paths[i]);
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HeapFree(GetProcessHeap(), 0, This);
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unlock_module();
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}
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return ref;
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}
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static struct cache_entry *find_cache_object(IDirectMusicLoaderImpl *This, DMUS_OBJECTDESC *desc)
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{
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struct cache_entry *existing;
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/*
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* The Object is looked up in the following order.
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* 1. DMUS_OBJ_OBJECT
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* 2. DMUS_OBJ_STREAM
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* 3. DMUS_OBJ_MEMORY
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* 4. DMUS_OBJ_FILENAME and DMUS_OBJ_FULLPATH
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* 5. DMUS_OBJ_NAME and DMUS_OBJ_CATEGORY
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* 6. DMUS_OBJ_NAME
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* 7. DMUS_OBJ_FILENAME
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*/
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if (desc->dwValidData & DMUS_OBJ_OBJECT) {
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LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
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if (existing->Desc.dwValidData & DMUS_OBJ_OBJECT &&
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IsEqualGUID(&desc->guidObject, &existing->Desc.guidObject) ) {
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TRACE("Found by DMUS_OBJ_OBJECT\n");
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return existing;
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}
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}
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}
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if (desc->dwValidData & DMUS_OBJ_STREAM)
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FIXME("Finding DMUS_OBJ_STREAM cached objects currently not supported.\n");
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if (desc->dwValidData & DMUS_OBJ_MEMORY) {
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LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
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if (existing->Desc.dwValidData & DMUS_OBJ_MEMORY &&
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desc->llMemLength == existing->Desc.llMemLength &&
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(desc->pbMemData == existing->Desc.pbMemData ||
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!memcmp(desc->pbMemData, existing->Desc.pbMemData, desc->llMemLength)) ) {
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TRACE("Found by DMUS_OBJ_MEMORY (%d)\n",
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desc->pbMemData == existing->Desc.pbMemData);
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return existing;
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}
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}
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}
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if ((desc->dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) ==
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(DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) {
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LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
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if ((existing->Desc.dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) ==
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(DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH) &&
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!wcsncmp(desc->wszFileName, existing->Desc.wszFileName, DMUS_MAX_FILENAME)) {
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TRACE("Found by DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH\n");
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return existing;
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}
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}
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}
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if ((desc->dwValidData & (DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) ==
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(DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) {
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LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
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if ((existing->Desc.dwValidData & (DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) ==
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(DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY) &&
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!wcsncmp(desc->wszName, existing->Desc.wszName, DMUS_MAX_NAME) &&
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!wcsncmp(desc->wszCategory, existing->Desc.wszCategory, DMUS_MAX_CATEGORY)) {
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TRACE("Found by DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY\n");
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return existing;
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}
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}
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}
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if ((desc->dwValidData & DMUS_OBJ_NAME) == DMUS_OBJ_NAME) {
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LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
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if ((existing->Desc.dwValidData & DMUS_OBJ_NAME) == DMUS_OBJ_NAME &&
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!wcsncmp(desc->wszName, existing->Desc.wszName, DMUS_MAX_NAME)) {
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TRACE("Found by DMUS_OBJ_NAME\n");
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return existing;
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}
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}
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}
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if ((desc->dwValidData & DMUS_OBJ_FILENAME) == DMUS_OBJ_FILENAME) {
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LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
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if (((existing->Desc.dwValidData & DMUS_OBJ_FILENAME) == DMUS_OBJ_FILENAME) &&
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!wcsncmp(desc->wszFileName, existing->Desc.wszFileName, DMUS_MAX_FILENAME)) {
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TRACE("Found by DMUS_OBJ_FILENAME\n");
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return existing;
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}
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}
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}
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return NULL;
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}
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static HRESULT WINAPI IDirectMusicLoaderImpl_GetObject(IDirectMusicLoader8 *iface, DMUS_OBJECTDESC *pDesc, REFIID riid, void **ppv)
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{
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IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
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HRESULT result = S_OK;
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HRESULT ret = S_OK; /* used at the end of function, to determine whether everything went OK */
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struct cache_entry *pExistingEntry, *pObjectEntry = NULL;
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LPSTREAM pStream;
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IPersistStream* pPersistStream = NULL;
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LPDIRECTMUSICOBJECT pObject;
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DMUS_OBJECTDESC GotDesc;
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BOOL bCache;
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TRACE("(%p)->(%p, %s, %p)\n", This, pDesc, debugstr_dmguid(riid), ppv);
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if (TRACE_ON(dmloader))
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dump_DMUS_OBJECTDESC(pDesc);
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/* sometimes it happens that guidClass is missing... which is a BadThingTM */
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if (!(pDesc->dwValidData & DMUS_OBJ_CLASS)) {
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ERR(": guidClass not valid but needed\n");
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*ppv = NULL;
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return DMUS_E_LOADER_NOCLASSID;
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}
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/* Iterate through the list of objects we know about; these are either loaded
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* (GetObject, LoadObjectFromFile) or set via SetObject; */
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TRACE(": looking if we have object in the cache or if it can be found via alias\n");
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pExistingEntry = find_cache_object(This, pDesc);
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if (pExistingEntry) {
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if (pExistingEntry->bInvalidDefaultDLS) {
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TRACE(": found faulty default DLS collection... enabling M$ compliant behaviour\n");
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return DMUS_E_LOADER_NOFILENAME;
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}
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if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
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TRACE(": already loaded\n");
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return IDirectMusicObject_QueryInterface(pExistingEntry->pObject, riid, ppv);
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}
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TRACE(": not loaded yet\n");
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pObjectEntry = pExistingEntry;
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}
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/* basically, if we found alias, we use its descriptor to load...
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else we use info we were given */
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if (pObjectEntry) {
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TRACE(": found alias entry for requested object... using stored info\n");
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/* I think in certain cases it can happen that entry's descriptor lacks info about
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where to load from (e.g.: if we loaded from stream and then released object
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from cache; then only its CLSID, GUID and perhaps name are left); so just
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overwrite whatever info the entry has (since it ought to be 100% correct) */
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DMUSIC_CopyDescriptor (pDesc, &pObjectEntry->Desc);
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/*pDesc = &pObjectEntry->Desc; */ /* FIXME: is this OK? */
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} else {
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TRACE(": no cache/alias entry found for requested object\n");
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}
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if (pDesc->dwValidData & DMUS_OBJ_URL) {
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TRACE(": loading from URLs not supported yet\n");
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return DMUS_E_LOADER_FORMATNOTSUPPORTED;
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}
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else if (pDesc->dwValidData & DMUS_OBJ_FILENAME) {
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/* load object from file */
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/* generate filename; if it's full path, don't add search
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directory path, otherwise do */
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WCHAR wszFileName[MAX_PATH];
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if (pDesc->dwValidData & DMUS_OBJ_FULLPATH) {
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lstrcpyW(wszFileName, pDesc->wszFileName);
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} else {
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WCHAR *p;
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get_search_path(This, &pDesc->guidClass, wszFileName);
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p = wszFileName + lstrlenW(wszFileName);
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if (p > wszFileName && p[-1] != '\\') *p++ = '\\';
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lstrcpyW(p, pDesc->wszFileName);
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}
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TRACE(": loading from file (%s)\n", debugstr_w(wszFileName));
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/* create stream and associate it with file */
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result = DMUSIC_CreateDirectMusicLoaderFileStream ((LPVOID*)&pStream);
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if (FAILED(result)) {
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ERR(": could not create file stream\n");
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return result;
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}
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result = IDirectMusicLoaderFileStream_Attach (pStream, wszFileName, iface);
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if (FAILED(result)) {
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ERR(": could not attach stream to file\n");
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IStream_Release (pStream);
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return result;
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}
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}
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else if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
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/* load object from resource */
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TRACE(": loading from resource\n");
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/* create stream and associate it with given resource */
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result = DMUSIC_CreateDirectMusicLoaderResourceStream ((LPVOID*)&pStream);
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if (FAILED(result)) {
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ERR(": could not create resource stream\n");
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return result;
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}
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result = IDirectMusicLoaderResourceStream_Attach (pStream, pDesc->pbMemData, pDesc->llMemLength, 0, iface);
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if (FAILED(result)) {
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ERR(": could not attach stream to resource\n");
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IStream_Release (pStream);
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return result;
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}
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}
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else if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
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/* load object from stream */
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TRACE(": loading from stream\n");
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/* create universal stream and associate it with given one */
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result = DMUSIC_CreateDirectMusicLoaderGenericStream ((LPVOID*)&pStream);
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if (FAILED(result)) {
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ERR(": could not create generic stream\n");
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return result;
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}
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result = IDirectMusicLoaderGenericStream_Attach (pStream, pDesc->pStream, iface);
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if (FAILED(result)) {
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ERR(": failed to attach stream\n");
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IStream_Release (pStream);
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return result;
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}
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} else {
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/* nowhere to load from */
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FIXME(": unknown/unsupported way of loading\n");
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return DMUS_E_LOADER_NOFILENAME; /* test shows this is returned */
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}
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/* create object */
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result = CoCreateInstance (&pDesc->guidClass, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*)&pObject);
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if (FAILED(result)) {
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IStream_Release(pStream);
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ERR(": could not create object\n");
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return result;
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}
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/* acquire PersistStream interface */
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result = IDirectMusicObject_QueryInterface (pObject, &IID_IPersistStream, (LPVOID*)&pPersistStream);
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if (FAILED(result)) {
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IStream_Release(pStream);
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IDirectMusicObject_Release(pObject);
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ERR("failed to Query\n");
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return result;
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}
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/* load */
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result = IPersistStream_Load (pPersistStream, pStream);
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if (result != S_OK) {
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IStream_Release(pStream);
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IPersistStream_Release(pPersistStream);
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IDirectMusicObject_Release(pObject);
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WARN(": failed to (completely) load object (%#lx)\n", result);
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return result;
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}
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/* get descriptor */
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DM_STRUCT_INIT(&GotDesc);
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result = IDirectMusicObject_GetDescriptor (pObject, &GotDesc);
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/* set filename (if we loaded via filename) */
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if (pDesc->dwValidData & DMUS_OBJ_FILENAME) {
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GotDesc.dwValidData |= (pDesc->dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH));
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lstrcpyW (GotDesc.wszFileName, pDesc->wszFileName);
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}
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if (FAILED(result)) {
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IStream_Release(pStream);
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IPersistStream_Release(pPersistStream);
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IDirectMusicObject_Release(pObject);
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ERR(": failed to get descriptor\n");
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return result;
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}
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/* release all loading related stuff */
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IStream_Release (pStream);
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IPersistStream_Release (pPersistStream);
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/* add object to cache/overwrite existing info (if cache is enabled) */
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bCache = is_cache_enabled(This, &pDesc->guidClass);
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if (bCache) {
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if (!pObjectEntry) {
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pObjectEntry = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(*pObjectEntry));
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DM_STRUCT_INIT(&pObjectEntry->Desc);
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DMUSIC_CopyDescriptor (&pObjectEntry->Desc, &GotDesc);
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pObjectEntry->pObject = pObject;
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pObjectEntry->bInvalidDefaultDLS = FALSE;
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list_add_head(&This->cache, &pObjectEntry->entry);
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} else {
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DMUSIC_CopyDescriptor (&pObjectEntry->Desc, &GotDesc);
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pObjectEntry->pObject = pObject;
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pObjectEntry->bInvalidDefaultDLS = FALSE;
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}
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TRACE(": filled in cache entry\n");
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} else TRACE(": caching disabled\n");
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result = IDirectMusicObject_QueryInterface (pObject, riid, ppv);
|
|
if (!bCache) IDirectMusicObject_Release (pObject); /* since loader's reference is not needed */
|
|
/* if there was trouble with loading, and if no other error occurred,
|
|
we should return DMUS_S_PARTIALLOAD; else, error is returned */
|
|
if (result == S_OK)
|
|
return ret;
|
|
else
|
|
return result;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_SetObject(IDirectMusicLoader8 *iface, DMUS_OBJECTDESC *pDesc)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
LPSTREAM pStream;
|
|
LPDIRECTMUSICOBJECT pObject;
|
|
DMUS_OBJECTDESC Desc;
|
|
struct cache_entry *pObjectEntry, *pNewEntry;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%p)->(%p)\n", This, pDesc);
|
|
|
|
if (TRACE_ON(dmloader))
|
|
dump_DMUS_OBJECTDESC(pDesc);
|
|
|
|
/* create stream and load additional info from it */
|
|
if (pDesc->dwValidData & DMUS_OBJ_FILENAME) {
|
|
/* generate filename; if it's full path, don't add search
|
|
directory path, otherwise do */
|
|
WCHAR wszFileName[MAX_PATH];
|
|
|
|
if (pDesc->dwValidData & DMUS_OBJ_FULLPATH) {
|
|
lstrcpyW(wszFileName, pDesc->wszFileName);
|
|
} else {
|
|
WCHAR *p;
|
|
get_search_path(This, &pDesc->guidClass, wszFileName);
|
|
p = wszFileName + lstrlenW(wszFileName);
|
|
if (p > wszFileName && p[-1] != '\\') *p++ = '\\';
|
|
lstrcpyW(p, pDesc->wszFileName);
|
|
}
|
|
/* create stream */
|
|
hr = DMUSIC_CreateDirectMusicLoaderFileStream ((LPVOID*)&pStream);
|
|
if (FAILED(hr)) {
|
|
ERR(": could not create file stream\n");
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
/* attach stream */
|
|
hr = IDirectMusicLoaderFileStream_Attach (pStream, wszFileName, iface);
|
|
if (FAILED(hr)) {
|
|
ERR(": could not attach stream to file %s, make sure it exists\n", debugstr_w(wszFileName));
|
|
IStream_Release (pStream);
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
}
|
|
else if (pDesc->dwValidData & DMUS_OBJ_STREAM) {
|
|
/* create stream */
|
|
hr = DMUSIC_CreateDirectMusicLoaderGenericStream ((LPVOID*)&pStream);
|
|
if (FAILED(hr)) {
|
|
ERR(": could not create generic stream\n");
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
/* attach stream */
|
|
hr = IDirectMusicLoaderGenericStream_Attach (pStream, pDesc->pStream, iface);
|
|
if (FAILED(hr)) {
|
|
ERR(": could not attach stream\n");
|
|
IStream_Release (pStream);
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
}
|
|
else if (pDesc->dwValidData & DMUS_OBJ_MEMORY) {
|
|
/* create stream */
|
|
hr = DMUSIC_CreateDirectMusicLoaderResourceStream ((LPVOID*)&pStream);
|
|
if (FAILED(hr)) {
|
|
ERR(": could not create resource stream\n");
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
/* attach stream */
|
|
hr = IDirectMusicLoaderResourceStream_Attach (pStream, pDesc->pbMemData, pDesc->llMemLength, 0, iface);
|
|
if (FAILED(hr)) {
|
|
ERR(": could not attach stream to resource\n");
|
|
IStream_Release (pStream);
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
}
|
|
else {
|
|
ERR(": no way to get additional info\n");
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
|
|
/* create object */
|
|
hr = CoCreateInstance (&pDesc->guidClass, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*)&pObject);
|
|
if (FAILED(hr)) {
|
|
IStream_Release(pStream);
|
|
ERR("Object creation of %s failed %#lx\n", debugstr_guid(&pDesc->guidClass),hr);
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
|
|
DM_STRUCT_INIT(&Desc);
|
|
if (FAILED(IDirectMusicObject_ParseDescriptor (pObject, pStream, &Desc))) {
|
|
IStream_Release(pStream);
|
|
IDirectMusicObject_Release(pObject);
|
|
ERR(": couldn't parse descriptor\n");
|
|
return DMUS_E_LOADER_FORMATNOTSUPPORTED;
|
|
}
|
|
|
|
/* copy elements from parsed descriptor into input descriptor; this sets new info, overwriting if necessary,
|
|
but leaves info that's provided by input and not available from stream */
|
|
DMUSIC_CopyDescriptor (pDesc, &Desc);
|
|
|
|
/* release everything */
|
|
IDirectMusicObject_Release (pObject);
|
|
IStream_Release (pStream);
|
|
|
|
/* sometimes it happens that twisted programs call SetObject for same object twice...
|
|
in such cases, native loader returns S_OK and does nothing... a sound plan */
|
|
LIST_FOR_EACH_ENTRY(pObjectEntry, &This->cache, struct cache_entry, entry) {
|
|
if (!memcmp (&pObjectEntry->Desc, pDesc, sizeof(DMUS_OBJECTDESC))) {
|
|
TRACE(": exactly same entry already exists\n");
|
|
return S_OK;
|
|
}
|
|
}
|
|
|
|
/* add new entry */
|
|
TRACE(": adding alias entry with following info:\n");
|
|
if (TRACE_ON(dmloader))
|
|
dump_DMUS_OBJECTDESC(pDesc);
|
|
pNewEntry = HeapAlloc (GetProcessHeap (), HEAP_ZERO_MEMORY, sizeof(*pNewEntry));
|
|
/* use this function instead of pure memcpy due to streams (memcpy just copies pointer),
|
|
which is basically used further by app that called SetDescriptor... better safety than exception */
|
|
DMUSIC_CopyDescriptor (&pNewEntry->Desc, pDesc);
|
|
list_add_head(&This->cache, &pNewEntry->entry);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_SetSearchDirectory(IDirectMusicLoader8 *iface,
|
|
REFGUID class, WCHAR *path, BOOL clear)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
int index = index_from_class(class);
|
|
DWORD attr;
|
|
|
|
TRACE("(%p, %s, %s, %d)\n", This, debugstr_dmguid(class), debugstr_w(path), clear);
|
|
|
|
if (!path)
|
|
return E_POINTER;
|
|
|
|
if (path[0]) {
|
|
attr = GetFileAttributesW(path);
|
|
if (attr == INVALID_FILE_ATTRIBUTES || !(attr & FILE_ATTRIBUTE_DIRECTORY))
|
|
return DMUS_E_LOADER_BADPATH;
|
|
}
|
|
|
|
if (clear)
|
|
FIXME("clear flag ignored\n");
|
|
|
|
/* Ignore invalid GUIDs */
|
|
if (index < 0)
|
|
return S_OK;
|
|
|
|
if (!This->search_paths[index])
|
|
This->search_paths[index] = HeapAlloc(GetProcessHeap(), 0, MAX_PATH);
|
|
else if (!wcsncmp(This->search_paths[index], path, MAX_PATH))
|
|
return S_FALSE;
|
|
|
|
lstrcpynW(This->search_paths[index], path, MAX_PATH);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_ScanDirectory(IDirectMusicLoader8 *iface, REFGUID rguidClass, WCHAR *pwzFileExtension, WCHAR *pwzScanFileName)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
WIN32_FIND_DATAW FileData;
|
|
HANDLE hSearch;
|
|
WCHAR wszSearchString[MAX_PATH];
|
|
WCHAR *p;
|
|
HRESULT result;
|
|
TRACE("(%p, %s, %s, %s)\n", This, debugstr_dmguid(rguidClass), debugstr_w(pwzFileExtension),
|
|
debugstr_w(pwzScanFileName));
|
|
if (index_from_class(rguidClass) <= 0) {
|
|
ERR(": rguidClass invalid CLSID\n");
|
|
return REGDB_E_CLASSNOTREG;
|
|
}
|
|
|
|
if (!pwzFileExtension)
|
|
return S_FALSE;
|
|
|
|
/* get search path for given class */
|
|
get_search_path(This, rguidClass, wszSearchString);
|
|
|
|
p = wszSearchString + lstrlenW(wszSearchString);
|
|
if (p > wszSearchString && p[-1] != '\\') *p++ = '\\';
|
|
*p++ = '*'; /* any file */
|
|
if (lstrcmpW (pwzFileExtension, L"*"))
|
|
*p++ = '.'; /* if we have actual extension, put a dot */
|
|
lstrcpyW (p, pwzFileExtension);
|
|
|
|
TRACE(": search string: %s\n", debugstr_w(wszSearchString));
|
|
|
|
hSearch = FindFirstFileW (wszSearchString, &FileData);
|
|
if (hSearch == INVALID_HANDLE_VALUE) {
|
|
TRACE(": no files found\n");
|
|
return S_FALSE;
|
|
}
|
|
|
|
do {
|
|
DMUS_OBJECTDESC Desc;
|
|
DM_STRUCT_INIT(&Desc);
|
|
Desc.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_FILENAME | DMUS_OBJ_DATE;
|
|
Desc.guidClass = *rguidClass;
|
|
lstrcpyW (Desc.wszFileName, FileData.cFileName);
|
|
FileTimeToLocalFileTime (&FileData.ftCreationTime, &Desc.ftDate);
|
|
IDirectMusicLoader8_SetObject (iface, &Desc);
|
|
|
|
if (!FindNextFileW (hSearch, &FileData)) {
|
|
if (GetLastError () == ERROR_NO_MORE_FILES) {
|
|
TRACE(": search completed\n");
|
|
result = S_OK;
|
|
} else {
|
|
ERR(": could not get next file\n");
|
|
result = E_FAIL;
|
|
}
|
|
FindClose (hSearch);
|
|
return result;
|
|
}
|
|
} while (1);
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_CacheObject(IDirectMusicLoader8 *iface,
|
|
IDirectMusicObject *object)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
DMUS_OBJECTDESC desc;
|
|
struct cache_entry *entry;
|
|
|
|
TRACE("(%p, %p)\n", This, object);
|
|
|
|
DM_STRUCT_INIT(&desc);
|
|
IDirectMusicObject_GetDescriptor(object, &desc);
|
|
|
|
/* Iterate through the list and check if we have an alias (without object), corresponding
|
|
to the descriptor of the input object */
|
|
entry = find_cache_object(This, &desc);
|
|
if (entry) {
|
|
if ((entry->Desc.dwValidData & DMUS_OBJ_LOADED) && entry->pObject) {
|
|
TRACE("Object already loaded.\n");
|
|
return S_FALSE;
|
|
}
|
|
|
|
entry->Desc.dwValidData |= DMUS_OBJ_LOADED;
|
|
entry->pObject = object;
|
|
IDirectMusicObject_AddRef(entry->pObject);
|
|
return S_OK;
|
|
}
|
|
|
|
return DMUS_E_LOADER_OBJECTNOTFOUND;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_ReleaseObject(IDirectMusicLoader8 *iface,
|
|
IDirectMusicObject *object)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
DMUS_OBJECTDESC desc;
|
|
struct cache_entry *entry;
|
|
|
|
TRACE("(%p, %p)\n", This, object);
|
|
|
|
if (!object)
|
|
return E_POINTER;
|
|
|
|
DM_STRUCT_INIT(&desc);
|
|
IDirectMusicObject_GetDescriptor(object, &desc);
|
|
|
|
TRACE("Looking for the object in cache\n");
|
|
entry = find_cache_object(This, &desc);
|
|
if (entry) {
|
|
dump_DMUS_OBJECTDESC(&entry->Desc);
|
|
|
|
if (entry->pObject && entry->Desc.dwValidData & DMUS_OBJ_LOADED) {
|
|
IDirectMusicObject_Release(entry->pObject);
|
|
entry->pObject = NULL;
|
|
entry->Desc.dwValidData &= ~DMUS_OBJ_LOADED;
|
|
return S_OK;
|
|
}
|
|
}
|
|
|
|
return S_FALSE;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_ClearCache(IDirectMusicLoader8 *iface, REFGUID class)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
struct cache_entry *obj, *obj2;
|
|
|
|
TRACE("(%p, %s)\n", This, debugstr_dmguid(class));
|
|
|
|
LIST_FOR_EACH_ENTRY_SAFE(obj, obj2, &This->cache, struct cache_entry, entry) {
|
|
if ((IsEqualGUID(class, &GUID_DirectMusicAllTypes) || IsEqualGUID(class, &obj->Desc.guidClass)) &&
|
|
(obj->Desc.dwValidData & DMUS_OBJ_LOADED)) {
|
|
/* basically, wrap to ReleaseObject for each object found */
|
|
IDirectMusicLoader8_ReleaseObject(iface, obj->pObject);
|
|
list_remove(&obj->entry);
|
|
HeapFree(GetProcessHeap(), 0, obj);
|
|
}
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_EnableCache(IDirectMusicLoader8 *iface, REFGUID class,
|
|
BOOL enable)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
BOOL current;
|
|
|
|
TRACE("(%p, %s, %d)\n", This, debugstr_dmguid(class), enable);
|
|
|
|
current = is_cache_enabled(This, class);
|
|
|
|
if (IsEqualGUID(class, &GUID_DirectMusicAllTypes))
|
|
This->cache_class = enable ? ~0 : 0;
|
|
else {
|
|
int idx = index_from_class(class);
|
|
if (idx == -1) return S_FALSE;
|
|
if (enable)
|
|
This->cache_class |= 1 << idx;
|
|
else
|
|
This->cache_class &= ~(1 << idx);
|
|
}
|
|
|
|
if (!enable)
|
|
IDirectMusicLoader8_ClearCache(iface, class);
|
|
|
|
if (current == enable)
|
|
return S_FALSE;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_EnumObject(IDirectMusicLoader8 *iface, REFGUID rguidClass, DWORD dwIndex, DMUS_OBJECTDESC *pDesc)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
DWORD dwCount = 0;
|
|
struct cache_entry *pObjectEntry;
|
|
TRACE("(%p, %s, %ld, %p)\n", This, debugstr_dmguid(rguidClass), dwIndex, pDesc);
|
|
|
|
DM_STRUCT_INIT(pDesc);
|
|
|
|
LIST_FOR_EACH_ENTRY(pObjectEntry, &This->cache, struct cache_entry, entry) {
|
|
if (IsEqualGUID (rguidClass, &GUID_DirectMusicAllTypes) || IsEqualGUID (rguidClass, &pObjectEntry->Desc.guidClass)) {
|
|
if (dwCount == dwIndex) {
|
|
*pDesc = pObjectEntry->Desc;
|
|
/* we aren't supposed to reveal this info */
|
|
pDesc->dwValidData &= ~(DMUS_OBJ_MEMORY | DMUS_OBJ_STREAM);
|
|
pDesc->pbMemData = NULL;
|
|
pDesc->llMemLength = 0;
|
|
pDesc->pStream = NULL;
|
|
return S_OK;
|
|
}
|
|
dwCount++;
|
|
}
|
|
}
|
|
|
|
TRACE(": not found\n");
|
|
return S_FALSE;
|
|
}
|
|
|
|
static void WINAPI IDirectMusicLoaderImpl_CollectGarbage(IDirectMusicLoader8 *iface)
|
|
{
|
|
FIXME("(%p)->(): stub\n", iface);
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_ReleaseObjectByUnknown(IDirectMusicLoader8 *iface, IUnknown *pObject)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
HRESULT result;
|
|
LPDIRECTMUSICOBJECT pObjectInterface;
|
|
|
|
TRACE("(%p, %p)\n", This, pObject);
|
|
|
|
if (IsBadReadPtr (pObject, sizeof(*pObject))) {
|
|
ERR(": pObject bad write pointer\n");
|
|
return E_POINTER;
|
|
}
|
|
/* we simply get IDirectMusicObject interface */
|
|
result = IUnknown_QueryInterface (pObject, &IID_IDirectMusicObject, (LPVOID*)&pObjectInterface);
|
|
if (FAILED(result)) return result;
|
|
/* and release it in old-fashioned way */
|
|
result = IDirectMusicLoader8_ReleaseObject (iface, pObjectInterface);
|
|
IDirectMusicObject_Release (pObjectInterface);
|
|
|
|
return result;
|
|
}
|
|
|
|
static HRESULT WINAPI IDirectMusicLoaderImpl_LoadObjectFromFile(IDirectMusicLoader8 *iface, REFGUID rguidClassID, REFIID iidInterfaceID, WCHAR *pwzFilePath, void **ppObject)
|
|
{
|
|
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
|
|
DMUS_OBJECTDESC ObjDesc;
|
|
WCHAR wszLoaderSearchPath[MAX_PATH];
|
|
|
|
TRACE("(%p, %s, %s, %s, %p): wrapping to IDirectMusicLoaderImpl_GetObject\n", This, debugstr_dmguid(rguidClassID), debugstr_dmguid(iidInterfaceID), debugstr_w(pwzFilePath), ppObject);
|
|
|
|
DM_STRUCT_INIT(&ObjDesc);
|
|
ObjDesc.dwValidData = DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH | DMUS_OBJ_CLASS; /* I believe I've read somewhere in MSDN that this function requires either full path or relative path */
|
|
ObjDesc.guidClass = *rguidClassID;
|
|
/* OK, MSDN says that search order is the following:
|
|
- current directory (DONE)
|
|
- windows search path (FIXME: how do I get that?)
|
|
- loader's search path (DONE)
|
|
*/
|
|
get_search_path(This, rguidClassID, wszLoaderSearchPath);
|
|
/* search in current directory */
|
|
if (!SearchPathW(NULL, pwzFilePath, NULL, ARRAY_SIZE(ObjDesc.wszFileName), ObjDesc.wszFileName, NULL) &&
|
|
/* search in loader's search path */
|
|
!SearchPathW(wszLoaderSearchPath, pwzFilePath, NULL, ARRAY_SIZE(ObjDesc.wszFileName), ObjDesc.wszFileName, NULL)) {
|
|
/* cannot find file */
|
|
TRACE(": cannot find file\n");
|
|
return DMUS_E_LOADER_FAILEDOPEN;
|
|
}
|
|
|
|
TRACE(": full file path = %s\n", debugstr_w (ObjDesc.wszFileName));
|
|
|
|
return IDirectMusicLoader_GetObject(iface, &ObjDesc, iidInterfaceID, ppObject);
|
|
}
|
|
|
|
static const IDirectMusicLoader8Vtbl DirectMusicLoader_Loader_Vtbl = {
|
|
IDirectMusicLoaderImpl_QueryInterface,
|
|
IDirectMusicLoaderImpl_AddRef,
|
|
IDirectMusicLoaderImpl_Release,
|
|
IDirectMusicLoaderImpl_GetObject,
|
|
IDirectMusicLoaderImpl_SetObject,
|
|
IDirectMusicLoaderImpl_SetSearchDirectory,
|
|
IDirectMusicLoaderImpl_ScanDirectory,
|
|
IDirectMusicLoaderImpl_CacheObject,
|
|
IDirectMusicLoaderImpl_ReleaseObject,
|
|
IDirectMusicLoaderImpl_ClearCache,
|
|
IDirectMusicLoaderImpl_EnableCache,
|
|
IDirectMusicLoaderImpl_EnumObject,
|
|
IDirectMusicLoaderImpl_CollectGarbage,
|
|
IDirectMusicLoaderImpl_ReleaseObjectByUnknown,
|
|
IDirectMusicLoaderImpl_LoadObjectFromFile
|
|
};
|
|
|
|
/* help function for DMUSIC_SetDefaultDLS */
|
|
static HRESULT DMUSIC_GetDefaultGMPath (WCHAR wszPath[MAX_PATH]) {
|
|
HKEY hkDM;
|
|
DWORD returnType, sizeOfReturnBuffer = MAX_PATH;
|
|
char szPath[MAX_PATH];
|
|
|
|
if ((RegOpenKeyExA (HKEY_LOCAL_MACHINE, "Software\\Microsoft\\DirectMusic" , 0, KEY_READ, &hkDM) != ERROR_SUCCESS) ||
|
|
(RegQueryValueExA (hkDM, "GMFilePath", NULL, &returnType, (LPBYTE) szPath, &sizeOfReturnBuffer) != ERROR_SUCCESS)) {
|
|
WARN(": registry entry missing\n" );
|
|
return E_FAIL;
|
|
}
|
|
/* FIXME: Check return types to ensure we're interpreting data right */
|
|
MultiByteToWideChar (CP_ACP, 0, szPath, -1, wszPath, MAX_PATH);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/* for ClassFactory */
|
|
HRESULT WINAPI create_dmloader(REFIID lpcGUID, void **ppobj)
|
|
{
|
|
IDirectMusicLoaderImpl *obj;
|
|
DMUS_OBJECTDESC Desc;
|
|
struct cache_entry *dls;
|
|
struct list *pEntry;
|
|
|
|
TRACE("(%s, %p)\n", debugstr_dmguid(lpcGUID), ppobj);
|
|
obj = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicLoaderImpl));
|
|
if (NULL == obj) {
|
|
*ppobj = NULL;
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
obj->IDirectMusicLoader8_iface.lpVtbl = &DirectMusicLoader_Loader_Vtbl;
|
|
obj->ref = 0; /* Will be inited with QueryInterface */
|
|
list_init(&obj->cache);
|
|
/* Caching is enabled by default for all classes */
|
|
obj->cache_class = ~0;
|
|
|
|
/* set default DLS collection (via SetObject... so that loading via DMUS_OBJ_OBJECT is possible) */
|
|
DM_STRUCT_INIT(&Desc);
|
|
Desc.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH | DMUS_OBJ_OBJECT;
|
|
Desc.guidClass = CLSID_DirectMusicCollection;
|
|
Desc.guidObject = GUID_DefaultGMCollection;
|
|
DMUSIC_GetDefaultGMPath (Desc.wszFileName);
|
|
IDirectMusicLoader_SetObject(&obj->IDirectMusicLoader8_iface, &Desc);
|
|
/* and now the workaroundTM for "invalid" default DLS; basically,
|
|
my tests showed that if GUID chunk is present in default DLS
|
|
collection, loader treats it as "invalid" and returns
|
|
DMUS_E_LOADER_NOFILENAME for all requests for it; basically, we check
|
|
if out input guidObject was overwritten */
|
|
pEntry = list_head(&obj->cache);
|
|
dls = LIST_ENTRY(pEntry, struct cache_entry, entry);
|
|
if (!IsEqualGUID(&Desc.guidObject, &GUID_DefaultGMCollection)) {
|
|
dls->bInvalidDefaultDLS = TRUE;
|
|
}
|
|
|
|
lock_module();
|
|
|
|
return IDirectMusicLoader_QueryInterface(&obj->IDirectMusicLoader8_iface, lpcGUID, ppobj);
|
|
}
|