Commit d66b3ae9 authored by Alistair Leslie-Hughes's avatar Alistair Leslie-Hughes Committed by Alexandre Julliard

dmloader: Rewrite cache object lookup.

parent 228b9b7b
......@@ -163,6 +163,85 @@ static ULONG WINAPI IDirectMusicLoaderImpl_Release(IDirectMusicLoader8 *iface)
return ref;
}
static struct cache_entry *find_cache_object(IDirectMusicLoaderImpl *This, DMUS_OBJECTDESC *desc)
{
struct cache_entry *existing;
/*
* The Object is looked for the the following order.
* 1. DMUS_OBJ_OBJECT
* 2. DMUS_OBJ_STREAM
* 3. DMUS_OBJ_MEMORY
* 4. DMUS_OBJ_FILENAME and DMUS_OBJ_FULLPATH
* 5. DMUS_OBJ_NAME and DMUS_OBJ_CATEGORY
* 6. DMUS_OBJ_NAME
* 7. DMUS_OBJ_FILENAME
*/
if (desc->dwValidData & DMUS_OBJ_OBJECT) {
LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
if (existing->Desc.dwValidData & DMUS_OBJ_OBJECT &&
IsEqualGUID(&desc->guidObject, &existing->Desc.guidObject) ) {
TRACE("Found by DMUS_OBJ_OBJECT\n");
return existing;
}
}
}
if (desc->dwValidData & DMUS_OBJ_STREAM)
FIXME("Finding DMUS_OBJ_STREAM cached objects currently not supported.\n");
if (desc->dwValidData & DMUS_OBJ_MEMORY)
FIXME("Finding DMUS_OBJ_MEMORY cached objects currently not supported.\n");
if ((desc->dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) ==
(DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) {
LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
if ((existing->Desc.dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) ==
(DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH) &&
!wcsncmp(desc->wszFileName, existing->Desc.wszFileName, DMUS_MAX_FILENAME)) {
TRACE("Found by DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH\n");
return existing;
}
}
}
if ((desc->dwValidData & (DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) ==
(DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) {
LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
if ((existing->Desc.dwValidData & (DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) ==
(DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY) &&
!wcsncmp(desc->wszName, existing->Desc.wszName, DMUS_MAX_NAME) &&
!wcsncmp(desc->wszCategory, existing->Desc.wszCategory, DMUS_MAX_CATEGORY)) {
TRACE("Found by DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY\n");
return existing;
}
}
}
if ((desc->dwValidData & DMUS_OBJ_NAME) == DMUS_OBJ_NAME) {
LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
if ((existing->Desc.dwValidData & DMUS_OBJ_NAME) == DMUS_OBJ_NAME &&
!wcsncmp(desc->wszName, existing->Desc.wszName, DMUS_MAX_NAME)) {
TRACE("Found by DMUS_OBJ_NAME\n");
return existing;
}
}
}
if ((desc->dwValidData & DMUS_OBJ_FILENAME) == DMUS_OBJ_FILENAME) {
LIST_FOR_EACH_ENTRY(existing, &This->cache, struct cache_entry, entry) {
if (((existing->Desc.dwValidData & DMUS_OBJ_FILENAME) == DMUS_OBJ_FILENAME) &&
!wcsncmp(desc->wszFileName, existing->Desc.wszFileName, DMUS_MAX_FILENAME)) {
TRACE("Found by DMUS_OBJ_FILENAME\n");
return existing;
}
}
}
return NULL;
}
static HRESULT WINAPI IDirectMusicLoaderImpl_GetObject(IDirectMusicLoader8 *iface, DMUS_OBJECTDESC *pDesc, REFIID riid, void **ppv)
{
IDirectMusicLoaderImpl *This = impl_from_IDirectMusicLoader8(iface);
......@@ -187,80 +266,27 @@ static HRESULT WINAPI IDirectMusicLoaderImpl_GetObject(IDirectMusicLoader8 *ifac
*ppv = NULL;
return DMUS_E_LOADER_NOCLASSID;
}
/* OK, first we iterate through the list of objects we know about; these are either loaded (GetObject, LoadObjectFromFile)
or set via SetObject; */
TRACE(": looking if we have object in the cache or if it can be found via alias\n");
LIST_FOR_EACH_ENTRY(pExistingEntry, &This->cache, struct cache_entry, entry) {
if ((pDesc->dwValidData & DMUS_OBJ_OBJECT) &&
(pExistingEntry->Desc.dwValidData & DMUS_OBJ_OBJECT) &&
IsEqualGUID (&pDesc->guidObject, &pExistingEntry->Desc.guidObject)) {
TRACE(": found it by object GUID\n");
/* I suppose such stuff can happen only when GUID for object is given (GUID_DefaultGMCollection) */
if (pExistingEntry->bInvalidDefaultDLS) {
TRACE(": found faulty default DLS collection... enabling M$ compliant behaviour\n");
return DMUS_E_LOADER_NOFILENAME;
}
if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
TRACE(": already loaded\n");
return IDirectMusicObject_QueryInterface (pExistingEntry->pObject, riid, ppv);
} else {
TRACE(": not loaded yet\n");
pObjectEntry = pExistingEntry;
}
break;
}
else if ((pDesc->dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) &&
(pExistingEntry->Desc.dwValidData & (DMUS_OBJ_FILENAME | DMUS_OBJ_FULLPATH)) &&
!wcsncmp (pDesc->wszFileName, pExistingEntry->Desc.wszFileName, DMUS_MAX_FILENAME)) {
TRACE(": found it by fullpath filename\n");
if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
TRACE(": already loaded\n");
return IDirectMusicObject_QueryInterface (pExistingEntry->pObject, riid, ppv);
} else {
TRACE(": not loaded yet\n");
pObjectEntry = pExistingEntry;
}
}
else if ((pDesc->dwValidData & (DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) &&
(pExistingEntry->Desc.dwValidData & (DMUS_OBJ_NAME | DMUS_OBJ_CATEGORY)) &&
!wcsncmp (pDesc->wszName, pExistingEntry->Desc.wszName, DMUS_MAX_NAME) &&
!wcsncmp (pDesc->wszCategory, pExistingEntry->Desc.wszCategory, DMUS_MAX_CATEGORY)) {
TRACE(": found it by name and category\n");
if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
TRACE(": already loaded\n");
return IDirectMusicObject_QueryInterface (pExistingEntry->pObject, riid, ppv);
} else {
TRACE(": not loaded yet\n");
pObjectEntry = pExistingEntry;
}
}
else if ((pDesc->dwValidData & DMUS_OBJ_NAME) &&
(pExistingEntry->Desc.dwValidData & DMUS_OBJ_NAME) &&
!wcsncmp (pDesc->wszName, pExistingEntry->Desc.wszName, DMUS_MAX_NAME)) {
TRACE(": found it by name\n");
if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
TRACE(": already loaded\n");
return IDirectMusicObject_QueryInterface (pExistingEntry->pObject, riid, ppv);
} else {
TRACE(": not loaded yet\n");
pObjectEntry = pExistingEntry;
}
}
else if ((pDesc->dwValidData & DMUS_OBJ_FILENAME) &&
(pExistingEntry->Desc.dwValidData & DMUS_OBJ_FILENAME) &&
!wcsncmp (pDesc->wszFileName, pExistingEntry->Desc.wszFileName, DMUS_MAX_FILENAME)) {
TRACE(": found it by filename\n");
if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
TRACE(": already loaded\n");
return IDirectMusicObject_QueryInterface (pExistingEntry->pObject, riid, ppv);
} else {
TRACE(": not loaded yet\n");
pObjectEntry = pExistingEntry;
}
}
}
/* Iterate through the list of objects we know about; these are either loaded
* (GetObject, LoadObjectFromFile) or set via SetObject; */
TRACE(": looking if we have object in the cache or if it can be found via alias\n");
pExistingEntry = find_cache_object(This, pDesc);
if (pExistingEntry) {
if (pExistingEntry->bInvalidDefaultDLS) {
TRACE(": found faulty default DLS collection... enabling M$ compliant behaviour\n");
return DMUS_E_LOADER_NOFILENAME;
}
if (pExistingEntry->Desc.dwValidData & DMUS_OBJ_LOADED) {
TRACE(": already loaded\n");
return IDirectMusicObject_QueryInterface(pExistingEntry->pObject, riid, ppv);
}
TRACE(": not loaded yet\n");
pObjectEntry = pExistingEntry;
}
/* basically, if we found alias, we use its descriptor to load...
else we use info we were given */
if (pObjectEntry) {
......
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