4 * Copyright 1995 Martin von Loewis
5 * Copyright 1998 Justin Bradford
6 * Copyright 1999 Francis Beaudet
7 * Copyright 1999 Sylvain St-Germain
8 * Copyright 2002 Marcus Meissner
9 * Copyright 2004 Mike Hearn
10 * Copyright 2005-2006 Robert Shearman (for CodeWeavers)
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Lesser General Public
14 * License as published by the Free Software Foundation; either
15 * version 2.1 of the License, or (at your option) any later version.
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Lesser General Public License for more details.
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 * 1. COINIT_MULTITHREADED is 0; it is the lack of COINIT_APARTMENTTHREADED
28 * Therefore do not test against COINIT_MULTITHREADED
30 * TODO list: (items bunched together depend on each other)
32 * - Implement the service control manager (in rpcss) to keep track
33 * of registered class objects: ISCM::ServerRegisterClsid et al
34 * - Implement the OXID resolver so we don't need magic endpoint names for
35 * clients and servers to meet up
37 * - Make all ole interface marshaling use NDR to be wire compatible with
50 #define NONAMELESSUNION
51 #define NONAMELESSSTRUCT
62 #include "compobj_private.h"
64 #include "wine/unicode.h"
65 #include "wine/debug.h"
67 WINE_DEFAULT_DEBUG_CHANNEL(ole);
69 HINSTANCE OLE32_hInstance = 0; /* FIXME: make static ... */
71 #define ARRAYSIZE(array) (sizeof(array)/sizeof((array)[0]))
73 /****************************************************************************
74 * This section defines variables internal to the COM module.
76 * TODO: Most of these things will have to be made thread-safe.
79 static HRESULT COM_GetRegisteredClassObject(const struct apartment *apt, REFCLSID rclsid,
80 DWORD dwClsContext, LPUNKNOWN* ppUnk);
81 static void COM_RevokeAllClasses(const struct apartment *apt);
82 static HRESULT get_inproc_class_object(APARTMENT *apt, HKEY hkeydll, REFCLSID rclsid, REFIID riid, void **ppv);
84 static APARTMENT *MTA; /* protected by csApartment */
85 static APARTMENT *MainApartment; /* the first STA apartment */
86 static struct list apts = LIST_INIT( apts ); /* protected by csApartment */
88 static CRITICAL_SECTION csApartment;
89 static CRITICAL_SECTION_DEBUG critsect_debug =
92 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
93 0, 0, { (DWORD_PTR)(__FILE__ ": csApartment") }
95 static CRITICAL_SECTION csApartment = { &critsect_debug, -1, 0, 0, 0, 0 };
97 struct registered_psclsid
105 * This lock count counts the number of times CoInitialize is called. It is
106 * decreased every time CoUninitialize is called. When it hits 0, the COM
107 * libraries are freed
109 static LONG s_COMLockCount = 0;
110 /* Reference count used by CoAddRefServerProcess/CoReleaseServerProcess */
111 static LONG s_COMServerProcessReferences = 0;
114 * This linked list contains the list of registered class objects. These
115 * are mostly used to register the factories for out-of-proc servers of OLE
118 * TODO: Make this data structure aware of inter-process communication. This
119 * means that parts of this will be exported to the Wine Server.
121 typedef struct tagRegisteredClass
124 CLSID classIdentifier;
126 LPUNKNOWN classObject;
130 LPSTREAM pMarshaledData; /* FIXME: only really need to store OXID and IPID */
131 void *RpcRegistration;
134 static struct list RegisteredClassList = LIST_INIT(RegisteredClassList);
136 static CRITICAL_SECTION csRegisteredClassList;
137 static CRITICAL_SECTION_DEBUG class_cs_debug =
139 0, 0, &csRegisteredClassList,
140 { &class_cs_debug.ProcessLocksList, &class_cs_debug.ProcessLocksList },
141 0, 0, { (DWORD_PTR)(__FILE__ ": csRegisteredClassList") }
143 static CRITICAL_SECTION csRegisteredClassList = { &class_cs_debug, -1, 0, 0, 0, 0 };
145 /*****************************************************************************
146 * This section contains OpenDllList definitions
148 * The OpenDllList contains only handles of dll loaded by CoGetClassObject or
149 * other functions that do LoadLibrary _without_ giving back a HMODULE.
150 * Without this list these handles would never be freed.
152 * FIXME: a DLL that says OK when asked for unloading is unloaded in the
153 * next unload-call but not before 600 sec.
156 typedef HRESULT (CALLBACK *DllGetClassObjectFunc)(REFCLSID clsid, REFIID iid, LPVOID *ppv);
157 typedef HRESULT (WINAPI *DllCanUnloadNowFunc)(void);
159 typedef struct tagOpenDll
164 DllGetClassObjectFunc DllGetClassObject;
165 DllCanUnloadNowFunc DllCanUnloadNow;
169 static struct list openDllList = LIST_INIT(openDllList);
171 static CRITICAL_SECTION csOpenDllList;
172 static CRITICAL_SECTION_DEBUG dll_cs_debug =
174 0, 0, &csOpenDllList,
175 { &dll_cs_debug.ProcessLocksList, &dll_cs_debug.ProcessLocksList },
176 0, 0, { (DWORD_PTR)(__FILE__ ": csOpenDllList") }
178 static CRITICAL_SECTION csOpenDllList = { &dll_cs_debug, -1, 0, 0, 0, 0 };
180 struct apartment_loaded_dll
188 static const WCHAR wszAptWinClass[] = {'O','l','e','M','a','i','n','T','h','r','e','a','d','W','n','d','C','l','a','s','s',' ',
189 '0','x','#','#','#','#','#','#','#','#',' ',0};
190 static LRESULT CALLBACK apartment_wndproc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
191 static HRESULT apartment_getclassobject(struct apartment *apt, LPCWSTR dllpath,
192 BOOL apartment_threaded,
193 REFCLSID rclsid, REFIID riid, void **ppv);
194 static void apartment_freeunusedlibraries(struct apartment *apt, DWORD delay);
196 static HRESULT COMPOBJ_DllList_Add(LPCWSTR library_name, OpenDll **ret);
197 static OpenDll *COMPOBJ_DllList_Get(LPCWSTR library_name);
198 static void COMPOBJ_DllList_ReleaseRef(OpenDll *entry, BOOL free_entry);
200 static DWORD COM_RegReadPath(HKEY hkeyroot, const WCHAR *keyname, const WCHAR *valuename, WCHAR * dst, DWORD dstlen);
202 static void COMPOBJ_InitProcess( void )
206 /* Dispatching to the correct thread in an apartment is done through
207 * window messages rather than RPC transports. When an interface is
208 * marshalled into another apartment in the same process, a window of the
209 * following class is created. The *caller* of CoMarshalInterface (ie the
210 * application) is responsible for pumping the message loop in that thread.
211 * The WM_USER messages which point to the RPCs are then dispatched to
212 * COM_AptWndProc by the user's code from the apartment in which the interface
215 memset(&wclass, 0, sizeof(wclass));
216 wclass.lpfnWndProc = apartment_wndproc;
217 wclass.hInstance = OLE32_hInstance;
218 wclass.lpszClassName = wszAptWinClass;
219 RegisterClassW(&wclass);
222 static void COMPOBJ_UninitProcess( void )
224 UnregisterClassW(wszAptWinClass, OLE32_hInstance);
227 static void COM_TlsDestroy(void)
229 struct oletls *info = NtCurrentTeb()->ReservedForOle;
232 if (info->apt) apartment_release(info->apt);
233 if (info->errorinfo) IErrorInfo_Release(info->errorinfo);
234 if (info->state) IUnknown_Release(info->state);
235 HeapFree(GetProcessHeap(), 0, info);
236 NtCurrentTeb()->ReservedForOle = NULL;
240 /******************************************************************************
244 /* allocates memory and fills in the necessary fields for a new apartment
245 * object. must be called inside apartment cs */
246 static APARTMENT *apartment_construct(DWORD model)
250 TRACE("creating new apartment, model=%d\n", model);
252 apt = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*apt));
253 apt->tid = GetCurrentThreadId();
255 list_init(&apt->proxies);
256 list_init(&apt->stubmgrs);
257 list_init(&apt->psclsids);
258 list_init(&apt->loaded_dlls);
261 apt->remunk_exported = FALSE;
263 InitializeCriticalSection(&apt->cs);
264 DEBUG_SET_CRITSEC_NAME(&apt->cs, "apartment");
266 apt->multi_threaded = !(model & COINIT_APARTMENTTHREADED);
268 if (apt->multi_threaded)
270 /* FIXME: should be randomly generated by in an RPC call to rpcss */
271 apt->oxid = ((OXID)GetCurrentProcessId() << 32) | 0xcafe;
275 /* FIXME: should be randomly generated by in an RPC call to rpcss */
276 apt->oxid = ((OXID)GetCurrentProcessId() << 32) | GetCurrentThreadId();
279 TRACE("Created apartment on OXID %s\n", wine_dbgstr_longlong(apt->oxid));
281 list_add_head(&apts, &apt->entry);
286 /* gets and existing apartment if one exists or otherwise creates an apartment
287 * structure which stores OLE apartment-local information and stores a pointer
288 * to it in the thread-local storage */
289 static APARTMENT *apartment_get_or_create(DWORD model)
291 APARTMENT *apt = COM_CurrentApt();
295 if (model & COINIT_APARTMENTTHREADED)
297 EnterCriticalSection(&csApartment);
299 apt = apartment_construct(model);
304 TRACE("Created main-threaded apartment with OXID %s\n", wine_dbgstr_longlong(apt->oxid));
307 LeaveCriticalSection(&csApartment);
310 apartment_createwindowifneeded(apt);
314 EnterCriticalSection(&csApartment);
316 /* The multi-threaded apartment (MTA) contains zero or more threads interacting
317 * with free threaded (ie thread safe) COM objects. There is only ever one MTA
321 TRACE("entering the multithreaded apartment %s\n", wine_dbgstr_longlong(MTA->oxid));
322 apartment_addref(MTA);
325 MTA = apartment_construct(model);
329 LeaveCriticalSection(&csApartment);
331 COM_CurrentInfo()->apt = apt;
337 static inline BOOL apartment_is_model(const APARTMENT *apt, DWORD model)
339 return (apt->multi_threaded == !(model & COINIT_APARTMENTTHREADED));
342 DWORD apartment_addref(struct apartment *apt)
344 DWORD refs = InterlockedIncrement(&apt->refs);
345 TRACE("%s: before = %d\n", wine_dbgstr_longlong(apt->oxid), refs - 1);
349 DWORD apartment_release(struct apartment *apt)
353 EnterCriticalSection(&csApartment);
355 ret = InterlockedDecrement(&apt->refs);
356 TRACE("%s: after = %d\n", wine_dbgstr_longlong(apt->oxid), ret);
357 /* destruction stuff that needs to happen under csApartment CS */
360 if (apt == MTA) MTA = NULL;
361 else if (apt == MainApartment) MainApartment = NULL;
362 list_remove(&apt->entry);
365 LeaveCriticalSection(&csApartment);
369 struct list *cursor, *cursor2;
371 TRACE("destroying apartment %p, oxid %s\n", apt, wine_dbgstr_longlong(apt->oxid));
373 /* Release the references to the registered class objects */
374 COM_RevokeAllClasses(apt);
376 /* no locking is needed for this apartment, because no other thread
377 * can access it at this point */
379 apartment_disconnectproxies(apt);
381 if (apt->win) DestroyWindow(apt->win);
382 if (apt->host_apt_tid) PostThreadMessageW(apt->host_apt_tid, WM_QUIT, 0, 0);
384 LIST_FOR_EACH_SAFE(cursor, cursor2, &apt->stubmgrs)
386 struct stub_manager *stubmgr = LIST_ENTRY(cursor, struct stub_manager, entry);
387 /* release the implicit reference given by the fact that the
388 * stub has external references (it must do since it is in the
389 * stub manager list in the apartment and all non-apartment users
390 * must have a ref on the apartment and so it cannot be destroyed).
392 stub_manager_int_release(stubmgr);
395 LIST_FOR_EACH_SAFE(cursor, cursor2, &apt->psclsids)
397 struct registered_psclsid *registered_psclsid =
398 LIST_ENTRY(cursor, struct registered_psclsid, entry);
400 list_remove(®istered_psclsid->entry);
401 HeapFree(GetProcessHeap(), 0, registered_psclsid);
404 /* if this assert fires, then another thread took a reference to a
405 * stub manager without taking a reference to the containing
406 * apartment, which it must do. */
407 assert(list_empty(&apt->stubmgrs));
409 if (apt->filter) IUnknown_Release(apt->filter);
411 /* free as many unused libraries as possible... */
412 apartment_freeunusedlibraries(apt, 0);
414 /* ... and free the memory for the apartment loaded dll entry and
415 * release the dll list reference without freeing the library for the
417 while ((cursor = list_head(&apt->loaded_dlls)))
419 struct apartment_loaded_dll *apartment_loaded_dll = LIST_ENTRY(cursor, struct apartment_loaded_dll, entry);
420 COMPOBJ_DllList_ReleaseRef(apartment_loaded_dll->dll, FALSE);
422 HeapFree(GetProcessHeap(), 0, apartment_loaded_dll);
425 DEBUG_CLEAR_CRITSEC_NAME(&apt->cs);
426 DeleteCriticalSection(&apt->cs);
428 HeapFree(GetProcessHeap(), 0, apt);
434 /* The given OXID must be local to this process:
436 * The ref parameter is here mostly to ensure people remember that
437 * they get one, you should normally take a ref for thread safety.
439 APARTMENT *apartment_findfromoxid(OXID oxid, BOOL ref)
441 APARTMENT *result = NULL;
444 EnterCriticalSection(&csApartment);
445 LIST_FOR_EACH( cursor, &apts )
447 struct apartment *apt = LIST_ENTRY( cursor, struct apartment, entry );
448 if (apt->oxid == oxid)
451 if (ref) apartment_addref(result);
455 LeaveCriticalSection(&csApartment);
460 /* gets the apartment which has a given creator thread ID. The caller must
461 * release the reference from the apartment as soon as the apartment pointer
462 * is no longer required. */
463 APARTMENT *apartment_findfromtid(DWORD tid)
465 APARTMENT *result = NULL;
468 EnterCriticalSection(&csApartment);
469 LIST_FOR_EACH( cursor, &apts )
471 struct apartment *apt = LIST_ENTRY( cursor, struct apartment, entry );
475 apartment_addref(result);
479 LeaveCriticalSection(&csApartment);
484 /* gets the main apartment if it exists. The caller must
485 * release the reference from the apartment as soon as the apartment pointer
486 * is no longer required. */
487 static APARTMENT *apartment_findmain(void)
491 EnterCriticalSection(&csApartment);
493 result = MainApartment;
494 if (result) apartment_addref(result);
496 LeaveCriticalSection(&csApartment);
501 struct host_object_params
504 CLSID clsid; /* clsid of object to marshal */
505 IID iid; /* interface to marshal */
506 HANDLE event; /* event signalling when ready for multi-threaded case */
507 HRESULT hr; /* result for multi-threaded case */
508 IStream *stream; /* stream that the object will be marshaled into */
509 BOOL apartment_threaded; /* is the component purely apartment-threaded? */
512 static HRESULT apartment_hostobject(struct apartment *apt,
513 const struct host_object_params *params)
517 static const LARGE_INTEGER llZero;
518 WCHAR dllpath[MAX_PATH+1];
520 TRACE("clsid %s, iid %s\n", debugstr_guid(¶ms->clsid), debugstr_guid(¶ms->iid));
522 if (COM_RegReadPath(params->hkeydll, NULL, NULL, dllpath, ARRAYSIZE(dllpath)) != ERROR_SUCCESS)
524 /* failure: CLSID is not found in registry */
525 WARN("class %s not registered inproc\n", debugstr_guid(¶ms->clsid));
526 return REGDB_E_CLASSNOTREG;
529 hr = apartment_getclassobject(apt, dllpath, params->apartment_threaded,
530 ¶ms->clsid, ¶ms->iid, (void **)&object);
534 hr = CoMarshalInterface(params->stream, ¶ms->iid, object, MSHCTX_INPROC, NULL, MSHLFLAGS_NORMAL);
536 IUnknown_Release(object);
537 IStream_Seek(params->stream, llZero, STREAM_SEEK_SET, NULL);
542 static LRESULT CALLBACK apartment_wndproc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
547 RPC_ExecuteCall((struct dispatch_params *)lParam);
550 return apartment_hostobject(COM_CurrentApt(), (const struct host_object_params *)lParam);
552 return DefWindowProcW(hWnd, msg, wParam, lParam);
556 struct host_thread_params
558 COINIT threading_model;
563 static DWORD CALLBACK apartment_hostobject_thread(LPVOID p)
565 struct host_thread_params *params = p;
568 struct apartment *apt;
572 hr = CoInitializeEx(NULL, params->threading_model);
573 if (FAILED(hr)) return hr;
575 apt = COM_CurrentApt();
576 if (params->threading_model == COINIT_APARTMENTTHREADED)
578 apartment_createwindowifneeded(apt);
579 params->apartment_hwnd = apartment_getwindow(apt);
582 params->apartment_hwnd = NULL;
584 /* force the message queue to be created before signaling parent thread */
585 PeekMessageW(&msg, NULL, WM_USER, WM_USER, PM_NOREMOVE);
587 SetEvent(params->ready_event);
588 params = NULL; /* can't touch params after here as it may be invalid */
590 while (GetMessageW(&msg, NULL, 0, 0))
592 if (!msg.hwnd && (msg.message == DM_HOSTOBJECT))
594 struct host_object_params *params = (struct host_object_params *)msg.lParam;
595 params->hr = apartment_hostobject(apt, params);
596 SetEvent(params->event);
600 TranslateMessage(&msg);
601 DispatchMessageW(&msg);
612 static HRESULT apartment_hostobject_in_hostapt(struct apartment *apt, BOOL multi_threaded, BOOL main_apartment, HKEY hkeydll, REFCLSID rclsid, REFIID riid, void **ppv)
614 struct host_object_params params;
615 HWND apartment_hwnd = NULL;
616 DWORD apartment_tid = 0;
619 if (!multi_threaded && main_apartment)
621 APARTMENT *host_apt = apartment_findmain();
624 apartment_hwnd = apartment_getwindow(host_apt);
625 apartment_release(host_apt);
631 EnterCriticalSection(&apt->cs);
633 if (!apt->host_apt_tid)
635 struct host_thread_params thread_params;
639 thread_params.threading_model = multi_threaded ? COINIT_MULTITHREADED : COINIT_APARTMENTTHREADED;
640 handles[0] = thread_params.ready_event = CreateEventW(NULL, FALSE, FALSE, NULL);
641 thread_params.apartment_hwnd = NULL;
642 handles[1] = CreateThread(NULL, 0, apartment_hostobject_thread, &thread_params, 0, &apt->host_apt_tid);
645 CloseHandle(handles[0]);
646 LeaveCriticalSection(&apt->cs);
647 return E_OUTOFMEMORY;
649 wait_value = WaitForMultipleObjects(2, handles, FALSE, INFINITE);
650 CloseHandle(handles[0]);
651 CloseHandle(handles[1]);
652 if (wait_value == WAIT_OBJECT_0)
653 apt->host_apt_hwnd = thread_params.apartment_hwnd;
656 LeaveCriticalSection(&apt->cs);
657 return E_OUTOFMEMORY;
661 if (multi_threaded || !main_apartment)
663 apartment_hwnd = apt->host_apt_hwnd;
664 apartment_tid = apt->host_apt_tid;
667 LeaveCriticalSection(&apt->cs);
670 /* another thread may have become the main apartment in the time it took
671 * us to create the thread for the host apartment */
672 if (!apartment_hwnd && !multi_threaded && main_apartment)
674 APARTMENT *host_apt = apartment_findmain();
677 apartment_hwnd = apartment_getwindow(host_apt);
678 apartment_release(host_apt);
682 params.hkeydll = hkeydll;
683 params.clsid = *rclsid;
685 hr = CreateStreamOnHGlobal(NULL, TRUE, ¶ms.stream);
688 params.apartment_threaded = !multi_threaded;
692 params.event = CreateEventW(NULL, FALSE, FALSE, NULL);
693 if (!PostThreadMessageW(apartment_tid, DM_HOSTOBJECT, 0, (LPARAM)¶ms))
697 WaitForSingleObject(params.event, INFINITE);
700 CloseHandle(params.event);
706 ERR("host apartment didn't create window\n");
710 hr = SendMessageW(apartment_hwnd, DM_HOSTOBJECT, 0, (LPARAM)¶ms);
713 hr = CoUnmarshalInterface(params.stream, riid, ppv);
714 IStream_Release(params.stream);
718 HRESULT apartment_createwindowifneeded(struct apartment *apt)
720 if (apt->multi_threaded)
725 HWND hwnd = CreateWindowW(wszAptWinClass, NULL, 0,
727 0, 0, OLE32_hInstance, NULL);
730 ERR("CreateWindow failed with error %d\n", GetLastError());
731 return HRESULT_FROM_WIN32(GetLastError());
733 if (InterlockedCompareExchangePointer((PVOID *)&apt->win, hwnd, NULL))
734 /* someone beat us to it */
741 HWND apartment_getwindow(const struct apartment *apt)
743 assert(!apt->multi_threaded);
747 void apartment_joinmta(void)
749 apartment_addref(MTA);
750 COM_CurrentInfo()->apt = MTA;
753 static HRESULT apartment_getclassobject(struct apartment *apt, LPCWSTR dllpath,
754 BOOL apartment_threaded,
755 REFCLSID rclsid, REFIID riid, void **ppv)
757 static const WCHAR wszOle32[] = {'o','l','e','3','2','.','d','l','l',0};
760 struct apartment_loaded_dll *apartment_loaded_dll;
762 if (!strcmpiW(dllpath, wszOle32))
764 /* we don't need to control the lifetime of this dll, so use the local
765 * implementation of DllGetClassObject directly */
766 TRACE("calling ole32!DllGetClassObject\n");
767 hr = DllGetClassObject(rclsid, riid, ppv);
770 ERR("DllGetClassObject returned error 0x%08x\n", hr);
775 EnterCriticalSection(&apt->cs);
777 LIST_FOR_EACH_ENTRY(apartment_loaded_dll, &apt->loaded_dlls, struct apartment_loaded_dll, entry)
778 if (!strcmpiW(dllpath, apartment_loaded_dll->dll->library_name))
780 TRACE("found %s already loaded\n", debugstr_w(dllpath));
787 apartment_loaded_dll = HeapAlloc(GetProcessHeap(), 0, sizeof(*apartment_loaded_dll));
788 if (!apartment_loaded_dll)
792 apartment_loaded_dll->unload_time = 0;
793 apartment_loaded_dll->multi_threaded = FALSE;
794 hr = COMPOBJ_DllList_Add( dllpath, &apartment_loaded_dll->dll );
796 HeapFree(GetProcessHeap(), 0, apartment_loaded_dll);
800 TRACE("added new loaded dll %s\n", debugstr_w(dllpath));
801 list_add_tail(&apt->loaded_dlls, &apartment_loaded_dll->entry);
805 LeaveCriticalSection(&apt->cs);
809 /* one component being multi-threaded overrides any number of
810 * apartment-threaded components */
811 if (!apartment_threaded)
812 apartment_loaded_dll->multi_threaded = TRUE;
814 TRACE("calling DllGetClassObject %p\n", apartment_loaded_dll->dll->DllGetClassObject);
815 /* OK: get the ClassObject */
816 hr = apartment_loaded_dll->dll->DllGetClassObject(rclsid, riid, ppv);
819 ERR("DllGetClassObject returned error 0x%08x\n", hr);
825 static void apartment_freeunusedlibraries(struct apartment *apt, DWORD delay)
827 struct apartment_loaded_dll *entry, *next;
828 EnterCriticalSection(&apt->cs);
829 LIST_FOR_EACH_ENTRY_SAFE(entry, next, &apt->loaded_dlls, struct apartment_loaded_dll, entry)
831 if (entry->dll->DllCanUnloadNow && (entry->dll->DllCanUnloadNow() == S_OK))
833 DWORD real_delay = delay;
835 if (real_delay == INFINITE)
837 if (entry->multi_threaded)
838 real_delay = 10 * 60 * 1000; /* 10 minutes */
843 if (!real_delay || (entry->unload_time && (entry->unload_time < GetTickCount())))
845 list_remove(&entry->entry);
846 COMPOBJ_DllList_ReleaseRef(entry->dll, TRUE);
847 HeapFree(GetProcessHeap(), 0, entry);
850 entry->unload_time = GetTickCount() + real_delay;
852 else if (entry->unload_time)
853 entry->unload_time = 0;
855 LeaveCriticalSection(&apt->cs);
858 /*****************************************************************************
859 * This section contains OpenDllList implementation
862 /* caller must ensure that library_name is not already in the open dll list */
863 static HRESULT COMPOBJ_DllList_Add(LPCWSTR library_name, OpenDll **ret)
869 DllCanUnloadNowFunc DllCanUnloadNow;
870 DllGetClassObjectFunc DllGetClassObject;
874 *ret = COMPOBJ_DllList_Get(library_name);
875 if (*ret) return S_OK;
877 /* do this outside the csOpenDllList to avoid creating a lock dependency on
879 hLibrary = LoadLibraryExW(library_name, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
882 ERR("couldn't load in-process dll %s\n", debugstr_w(library_name));
883 /* failure: DLL could not be loaded */
884 return E_ACCESSDENIED; /* FIXME: or should this be CO_E_DLLNOTFOUND? */
887 DllCanUnloadNow = (void *)GetProcAddress(hLibrary, "DllCanUnloadNow");
888 /* Note: failing to find DllCanUnloadNow is not a failure */
889 DllGetClassObject = (void *)GetProcAddress(hLibrary, "DllGetClassObject");
890 if (!DllGetClassObject)
892 /* failure: the dll did not export DllGetClassObject */
893 ERR("couldn't find function DllGetClassObject in %s\n", debugstr_w(library_name));
894 FreeLibrary(hLibrary);
895 return CO_E_DLLNOTFOUND;
898 EnterCriticalSection( &csOpenDllList );
900 *ret = COMPOBJ_DllList_Get(library_name);
903 /* another caller to this function already added the dll while we
904 * weren't in the critical section */
905 FreeLibrary(hLibrary);
909 len = strlenW(library_name);
910 entry = HeapAlloc(GetProcessHeap(),0, sizeof(OpenDll));
912 entry->library_name = HeapAlloc(GetProcessHeap(), 0, (len + 1)*sizeof(WCHAR));
913 if (entry && entry->library_name)
915 memcpy(entry->library_name, library_name, (len + 1)*sizeof(WCHAR));
916 entry->library = hLibrary;
918 entry->DllCanUnloadNow = DllCanUnloadNow;
919 entry->DllGetClassObject = DllGetClassObject;
920 list_add_tail(&openDllList, &entry->entry);
925 FreeLibrary(hLibrary);
930 LeaveCriticalSection( &csOpenDllList );
935 static OpenDll *COMPOBJ_DllList_Get(LPCWSTR library_name)
939 EnterCriticalSection(&csOpenDllList);
940 LIST_FOR_EACH_ENTRY(ptr, &openDllList, OpenDll, entry)
942 if (!strcmpiW(library_name, ptr->library_name) &&
943 (InterlockedIncrement(&ptr->refs) != 1) /* entry is being destroy if == 1 */)
949 LeaveCriticalSection(&csOpenDllList);
953 /* pass FALSE for free_entry to release a reference without destroying the
954 * entry if it reaches zero or TRUE otherwise */
955 static void COMPOBJ_DllList_ReleaseRef(OpenDll *entry, BOOL free_entry)
957 if (!InterlockedDecrement(&entry->refs) && free_entry)
959 EnterCriticalSection(&csOpenDllList);
960 list_remove(&entry->entry);
961 LeaveCriticalSection(&csOpenDllList);
963 TRACE("freeing %p\n", entry->library);
964 FreeLibrary(entry->library);
966 HeapFree(GetProcessHeap(), 0, entry->library_name);
967 HeapFree(GetProcessHeap(), 0, entry);
971 /* frees memory associated with active dll list */
972 static void COMPOBJ_DllList_Free(void)
974 OpenDll *entry, *cursor2;
975 EnterCriticalSection(&csOpenDllList);
976 LIST_FOR_EACH_ENTRY_SAFE(entry, cursor2, &openDllList, OpenDll, entry)
978 list_remove(&entry->entry);
980 HeapFree(GetProcessHeap(), 0, entry->library_name);
981 HeapFree(GetProcessHeap(), 0, entry);
983 LeaveCriticalSection(&csOpenDllList);
986 /******************************************************************************
987 * CoBuildVersion [OLE32.@]
988 * CoBuildVersion [COMPOBJ.1]
990 * Gets the build version of the DLL.
995 * Current build version, hiword is majornumber, loword is minornumber
997 DWORD WINAPI CoBuildVersion(void)
999 TRACE("Returning version %d, build %d.\n", rmm, rup);
1000 return (rmm<<16)+rup;
1003 /******************************************************************************
1004 * CoInitialize [OLE32.@]
1006 * Initializes the COM libraries by calling CoInitializeEx with
1007 * COINIT_APARTMENTTHREADED, ie it enters a STA thread.
1010 * lpReserved [I] Pointer to IMalloc interface (obsolete, should be NULL).
1013 * Success: S_OK if not already initialized, S_FALSE otherwise.
1014 * Failure: HRESULT code.
1019 HRESULT WINAPI CoInitialize(LPVOID lpReserved)
1022 * Just delegate to the newer method.
1024 return CoInitializeEx(lpReserved, COINIT_APARTMENTTHREADED);
1027 /******************************************************************************
1028 * CoInitializeEx [OLE32.@]
1030 * Initializes the COM libraries.
1033 * lpReserved [I] Pointer to IMalloc interface (obsolete, should be NULL).
1034 * dwCoInit [I] One or more flags from the COINIT enumeration. See notes.
1037 * S_OK if successful,
1038 * S_FALSE if this function was called already.
1039 * RPC_E_CHANGED_MODE if a previous call to CoInitializeEx specified another
1044 * The behavior used to set the IMalloc used for memory management is
1046 * The dwCoInit parameter must specify one of the following apartment
1048 *| COINIT_APARTMENTTHREADED - A single-threaded apartment (STA).
1049 *| COINIT_MULTITHREADED - A multi-threaded apartment (MTA).
1050 * The parameter may also specify zero or more of the following flags:
1051 *| COINIT_DISABLE_OLE1DDE - Don't use DDE for OLE1 support.
1052 *| COINIT_SPEED_OVER_MEMORY - Trade memory for speed.
1057 HRESULT WINAPI CoInitializeEx(LPVOID lpReserved, DWORD dwCoInit)
1062 TRACE("(%p, %x)\n", lpReserved, (int)dwCoInit);
1064 if (lpReserved!=NULL)
1066 ERR("(%p, %x) - Bad parameter passed-in %p, must be an old Windows Application\n", lpReserved, (int)dwCoInit, lpReserved);
1070 * Check the lock count. If this is the first time going through the initialize
1071 * process, we have to initialize the libraries.
1073 * And crank-up that lock count.
1075 if (InterlockedExchangeAdd(&s_COMLockCount,1)==0)
1078 * Initialize the various COM libraries and data structures.
1080 TRACE("() - Initializing the COM libraries\n");
1082 /* we may need to defer this until after apartment initialisation */
1083 RunningObjectTableImpl_Initialize();
1086 if (!(apt = COM_CurrentInfo()->apt))
1088 apt = apartment_get_or_create(dwCoInit);
1089 if (!apt) return E_OUTOFMEMORY;
1091 else if (!apartment_is_model(apt, dwCoInit))
1093 /* Changing the threading model after it's been set is illegal. If this warning is triggered by Wine
1094 code then we are probably using the wrong threading model to implement that API. */
1095 ERR("Attempt to change threading model of this apartment from %s to %s\n",
1096 apt->multi_threaded ? "multi-threaded" : "apartment threaded",
1097 dwCoInit & COINIT_APARTMENTTHREADED ? "apartment threaded" : "multi-threaded");
1098 return RPC_E_CHANGED_MODE;
1103 COM_CurrentInfo()->inits++;
1108 /***********************************************************************
1109 * CoUninitialize [OLE32.@]
1111 * This method will decrement the refcount on the current apartment, freeing
1112 * the resources associated with it if it is the last thread in the apartment.
1113 * If the last apartment is freed, the function will additionally release
1114 * any COM resources associated with the process.
1124 void WINAPI CoUninitialize(void)
1126 struct oletls * info = COM_CurrentInfo();
1131 /* will only happen on OOM */
1137 ERR("Mismatched CoUninitialize\n");
1143 apartment_release(info->apt);
1148 * Decrease the reference count.
1149 * If we are back to 0 locks on the COM library, make sure we free
1150 * all the associated data structures.
1152 lCOMRefCnt = InterlockedExchangeAdd(&s_COMLockCount,-1);
1155 TRACE("() - Releasing the COM libraries\n");
1157 RunningObjectTableImpl_UnInitialize();
1159 else if (lCOMRefCnt<1) {
1160 ERR( "CoUninitialize() - not CoInitialized.\n" );
1161 InterlockedExchangeAdd(&s_COMLockCount,1); /* restore the lock count. */
1165 /******************************************************************************
1166 * CoDisconnectObject [OLE32.@]
1168 * Disconnects all connections to this object from remote processes. Dispatches
1169 * pending RPCs while blocking new RPCs from occurring, and then calls
1170 * IMarshal::DisconnectObject on the given object.
1172 * Typically called when the object server is forced to shut down, for instance by
1176 * lpUnk [I] The object whose stub should be disconnected.
1177 * reserved [I] Reserved. Should be set to 0.
1181 * Failure: HRESULT code.
1184 * CoMarshalInterface, CoReleaseMarshalData, CoLockObjectExternal
1186 HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
1192 TRACE("(%p, 0x%08x)\n", lpUnk, reserved);
1194 hr = IUnknown_QueryInterface(lpUnk, &IID_IMarshal, (void **)&marshal);
1197 hr = IMarshal_DisconnectObject(marshal, reserved);
1198 IMarshal_Release(marshal);
1202 apt = COM_CurrentApt();
1204 return CO_E_NOTINITIALIZED;
1206 apartment_disconnectobject(apt, lpUnk);
1208 /* Note: native is pretty broken here because it just silently
1209 * fails, without returning an appropriate error code if the object was
1210 * not found, making apps think that the object was disconnected, when
1211 * it actually wasn't */
1216 /******************************************************************************
1217 * CoCreateGuid [OLE32.@]
1218 * CoCreateGuid [COMPOBJ.73]
1220 * Simply forwards to UuidCreate in RPCRT4.
1223 * pguid [O] Points to the GUID to initialize.
1227 * Failure: HRESULT code.
1232 HRESULT WINAPI CoCreateGuid(GUID *pguid)
1234 return UuidCreate(pguid);
1237 /******************************************************************************
1238 * CLSIDFromString [OLE32.@]
1239 * IIDFromString [OLE32.@]
1241 * Converts a unique identifier from its string representation into
1245 * idstr [I] The string representation of the GUID.
1246 * id [O] GUID converted from the string.
1250 * CO_E_CLASSSTRING if idstr is not a valid CLSID
1255 static HRESULT WINAPI __CLSIDFromString(LPCWSTR s, CLSID *id)
1261 memset( id, 0, sizeof (CLSID) );
1265 /* validate the CLSID string */
1266 if (strlenW(s) != 38)
1267 return CO_E_CLASSSTRING;
1269 if ((s[0]!='{') || (s[9]!='-') || (s[14]!='-') || (s[19]!='-') || (s[24]!='-') || (s[37]!='}'))
1270 return CO_E_CLASSSTRING;
1272 for (i=1; i<37; i++) {
1273 if ((i == 9)||(i == 14)||(i == 19)||(i == 24)) continue;
1274 if (!(((s[i] >= '0') && (s[i] <= '9')) ||
1275 ((s[i] >= 'a') && (s[i] <= 'f')) ||
1276 ((s[i] >= 'A') && (s[i] <= 'F'))))
1277 return CO_E_CLASSSTRING;
1280 TRACE("%s -> %p\n", debugstr_w(s), id);
1282 /* quick lookup table */
1283 memset(table, 0, 256);
1285 for (i = 0; i < 10; i++) {
1288 for (i = 0; i < 6; i++) {
1289 table['A' + i] = i+10;
1290 table['a' + i] = i+10;
1293 /* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
1295 id->Data1 = (table[s[1]] << 28 | table[s[2]] << 24 | table[s[3]] << 20 | table[s[4]] << 16 |
1296 table[s[5]] << 12 | table[s[6]] << 8 | table[s[7]] << 4 | table[s[8]]);
1297 id->Data2 = table[s[10]] << 12 | table[s[11]] << 8 | table[s[12]] << 4 | table[s[13]];
1298 id->Data3 = table[s[15]] << 12 | table[s[16]] << 8 | table[s[17]] << 4 | table[s[18]];
1300 /* these are just sequential bytes */
1301 id->Data4[0] = table[s[20]] << 4 | table[s[21]];
1302 id->Data4[1] = table[s[22]] << 4 | table[s[23]];
1303 id->Data4[2] = table[s[25]] << 4 | table[s[26]];
1304 id->Data4[3] = table[s[27]] << 4 | table[s[28]];
1305 id->Data4[4] = table[s[29]] << 4 | table[s[30]];
1306 id->Data4[5] = table[s[31]] << 4 | table[s[32]];
1307 id->Data4[6] = table[s[33]] << 4 | table[s[34]];
1308 id->Data4[7] = table[s[35]] << 4 | table[s[36]];
1313 /*****************************************************************************/
1315 HRESULT WINAPI CLSIDFromString(LPOLESTR idstr, CLSID *id )
1320 return E_INVALIDARG;
1322 ret = __CLSIDFromString(idstr, id);
1323 if(ret != S_OK) { /* It appears a ProgID is also valid */
1324 ret = CLSIDFromProgID(idstr, id);
1329 /* Converts a GUID into the respective string representation. */
1330 HRESULT WINE_StringFromCLSID(
1331 const CLSID *id, /* [in] GUID to be converted */
1332 LPSTR idstr /* [out] pointer to buffer to contain converted guid */
1334 static const char hex[] = "0123456789ABCDEF";
1339 { ERR("called with id=Null\n");
1344 sprintf(idstr, "{%08X-%04X-%04X-%02X%02X-",
1345 id->Data1, id->Data2, id->Data3,
1346 id->Data4[0], id->Data4[1]);
1350 for (i = 2; i < 8; i++) {
1351 *s++ = hex[id->Data4[i]>>4];
1352 *s++ = hex[id->Data4[i] & 0xf];
1358 TRACE("%p->%s\n", id, idstr);
1364 /******************************************************************************
1365 * StringFromCLSID [OLE32.@]
1366 * StringFromIID [OLE32.@]
1368 * Converts a GUID into the respective string representation.
1369 * The target string is allocated using the OLE IMalloc.
1372 * id [I] the GUID to be converted.
1373 * idstr [O] A pointer to a to-be-allocated pointer pointing to the resulting string.
1380 * StringFromGUID2, CLSIDFromString
1382 HRESULT WINAPI StringFromCLSID(REFCLSID id, LPOLESTR *idstr)
1388 if ((ret = CoGetMalloc(0,&mllc)))
1391 ret=WINE_StringFromCLSID(id,buf);
1393 DWORD len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
1394 *idstr = IMalloc_Alloc( mllc, len * sizeof(WCHAR) );
1395 MultiByteToWideChar( CP_ACP, 0, buf, -1, *idstr, len );
1400 /******************************************************************************
1401 * StringFromGUID2 [OLE32.@]
1402 * StringFromGUID2 [COMPOBJ.76]
1404 * Modified version of StringFromCLSID that allows you to specify max
1408 * id [I] GUID to convert to string.
1409 * str [O] Buffer where the result will be stored.
1410 * cmax [I] Size of the buffer in characters.
1413 * Success: The length of the resulting string in characters.
1416 INT WINAPI StringFromGUID2(REFGUID id, LPOLESTR str, INT cmax)
1420 if (WINE_StringFromCLSID(id,xguid))
1422 return MultiByteToWideChar( CP_ACP, 0, xguid, -1, str, cmax );
1425 /* open HKCR\\CLSID\\{string form of clsid}\\{keyname} key */
1426 HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY *subkey)
1428 static const WCHAR wszCLSIDSlash[] = {'C','L','S','I','D','\\',0};
1429 WCHAR path[CHARS_IN_GUID + ARRAYSIZE(wszCLSIDSlash) - 1];
1433 strcpyW(path, wszCLSIDSlash);
1434 StringFromGUID2(clsid, path + strlenW(wszCLSIDSlash), CHARS_IN_GUID);
1435 res = RegOpenKeyExW(HKEY_CLASSES_ROOT, path, 0, keyname ? KEY_READ : access, &key);
1436 if (res == ERROR_FILE_NOT_FOUND)
1437 return REGDB_E_CLASSNOTREG;
1438 else if (res != ERROR_SUCCESS)
1439 return REGDB_E_READREGDB;
1447 res = RegOpenKeyExW(key, keyname, 0, access, subkey);
1449 if (res == ERROR_FILE_NOT_FOUND)
1450 return REGDB_E_KEYMISSING;
1451 else if (res != ERROR_SUCCESS)
1452 return REGDB_E_READREGDB;
1457 /* open HKCR\\AppId\\{string form of appid clsid} key */
1458 HRESULT COM_OpenKeyForAppIdFromCLSID(REFCLSID clsid, REGSAM access, HKEY *subkey)
1460 static const WCHAR szAppId[] = { 'A','p','p','I','d',0 };
1461 static const WCHAR szAppIdKey[] = { 'A','p','p','I','d','\\',0 };
1463 WCHAR buf[CHARS_IN_GUID];
1464 WCHAR keyname[ARRAYSIZE(szAppIdKey) + CHARS_IN_GUID];
1470 /* read the AppID value under the class's key */
1471 hr = COM_OpenKeyForCLSID(clsid, NULL, KEY_READ, &hkey);
1476 res = RegQueryValueExW(hkey, szAppId, NULL, &type, (LPBYTE)buf, &size);
1478 if (res == ERROR_FILE_NOT_FOUND)
1479 return REGDB_E_KEYMISSING;
1480 else if (res != ERROR_SUCCESS || type!=REG_SZ)
1481 return REGDB_E_READREGDB;
1483 strcpyW(keyname, szAppIdKey);
1484 strcatW(keyname, buf);
1485 res = RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, access, subkey);
1486 if (res == ERROR_FILE_NOT_FOUND)
1487 return REGDB_E_KEYMISSING;
1488 else if (res != ERROR_SUCCESS)
1489 return REGDB_E_READREGDB;
1494 /******************************************************************************
1495 * ProgIDFromCLSID [OLE32.@]
1497 * Converts a class id into the respective program ID.
1500 * clsid [I] Class ID, as found in registry.
1501 * ppszProgID [O] Associated ProgID.
1506 * REGDB_E_CLASSNOTREG if the given clsid has no associated ProgID
1508 HRESULT WINAPI ProgIDFromCLSID(REFCLSID clsid, LPOLESTR *ppszProgID)
1510 static const WCHAR wszProgID[] = {'P','r','o','g','I','D',0};
1517 ERR("ppszProgId isn't optional\n");
1518 return E_INVALIDARG;
1522 ret = COM_OpenKeyForCLSID(clsid, wszProgID, KEY_READ, &hkey);
1526 if (RegQueryValueW(hkey, NULL, NULL, &progidlen))
1527 ret = REGDB_E_CLASSNOTREG;
1531 *ppszProgID = CoTaskMemAlloc(progidlen * sizeof(WCHAR));
1534 if (RegQueryValueW(hkey, NULL, *ppszProgID, &progidlen))
1535 ret = REGDB_E_CLASSNOTREG;
1538 ret = E_OUTOFMEMORY;
1545 /******************************************************************************
1546 * CLSIDFromProgID [OLE32.@]
1548 * Converts a program id into the respective GUID.
1551 * progid [I] Unicode program ID, as found in registry.
1552 * clsid [O] Associated CLSID.
1556 * Failure: CO_E_CLASSSTRING - the given ProgID cannot be found.
1558 HRESULT WINAPI CLSIDFromProgID(LPCOLESTR progid, LPCLSID clsid)
1560 static const WCHAR clsidW[] = { '\\','C','L','S','I','D',0 };
1561 WCHAR buf2[CHARS_IN_GUID];
1562 LONG buf2len = sizeof(buf2);
1566 if (!progid || !clsid)
1568 ERR("neither progid (%p) nor clsid (%p) are optional\n", progid, clsid);
1569 return E_INVALIDARG;
1572 /* initialise clsid in case of failure */
1573 memset(clsid, 0, sizeof(*clsid));
1575 buf = HeapAlloc( GetProcessHeap(),0,(strlenW(progid)+8) * sizeof(WCHAR) );
1576 strcpyW( buf, progid );
1577 strcatW( buf, clsidW );
1578 if (RegOpenKeyW(HKEY_CLASSES_ROOT,buf,&xhkey))
1580 HeapFree(GetProcessHeap(),0,buf);
1581 WARN("couldn't open key for ProgID %s\n", debugstr_w(progid));
1582 return CO_E_CLASSSTRING;
1584 HeapFree(GetProcessHeap(),0,buf);
1586 if (RegQueryValueW(xhkey,NULL,buf2,&buf2len))
1589 WARN("couldn't query clsid value for ProgID %s\n", debugstr_w(progid));
1590 return CO_E_CLASSSTRING;
1593 return CLSIDFromString(buf2,clsid);
1597 /*****************************************************************************
1598 * CoGetPSClsid [OLE32.@]
1600 * Retrieves the CLSID of the proxy/stub factory that implements
1601 * IPSFactoryBuffer for the specified interface.
1604 * riid [I] Interface whose proxy/stub CLSID is to be returned.
1605 * pclsid [O] Where to store returned proxy/stub CLSID.
1610 * REGDB_E_IIDNOTREG if no PSFactoryBuffer is associated with the IID, or it could not be parsed
1614 * The standard marshaller activates the object with the CLSID
1615 * returned and uses the CreateProxy and CreateStub methods on its
1616 * IPSFactoryBuffer interface to construct the proxies and stubs for a
1619 * CoGetPSClsid determines this CLSID by searching the
1620 * HKEY_CLASSES_ROOT\Interface\{string form of riid}\ProxyStubClsid32
1621 * in the registry and any interface id registered by
1622 * CoRegisterPSClsid within the current process.
1626 * Native returns S_OK for interfaces with a key in HKCR\Interface, but
1627 * without a ProxyStubClsid32 key and leaves garbage in pclsid. This should be
1628 * considered a bug in native unless an application depends on this (unlikely).
1631 * CoRegisterPSClsid.
1633 HRESULT WINAPI CoGetPSClsid(REFIID riid, CLSID *pclsid)
1635 static const WCHAR wszInterface[] = {'I','n','t','e','r','f','a','c','e','\\',0};
1636 static const WCHAR wszPSC[] = {'\\','P','r','o','x','y','S','t','u','b','C','l','s','i','d','3','2',0};
1637 WCHAR path[ARRAYSIZE(wszInterface) - 1 + CHARS_IN_GUID - 1 + ARRAYSIZE(wszPSC)];
1638 WCHAR value[CHARS_IN_GUID];
1641 APARTMENT *apt = COM_CurrentApt();
1642 struct registered_psclsid *registered_psclsid;
1644 TRACE("() riid=%s, pclsid=%p\n", debugstr_guid(riid), pclsid);
1648 ERR("apartment not initialised\n");
1649 return CO_E_NOTINITIALIZED;
1654 ERR("pclsid isn't optional\n");
1655 return E_INVALIDARG;
1658 EnterCriticalSection(&apt->cs);
1660 LIST_FOR_EACH_ENTRY(registered_psclsid, &apt->psclsids, struct registered_psclsid, entry)
1661 if (IsEqualIID(®istered_psclsid->iid, riid))
1663 *pclsid = registered_psclsid->clsid;
1664 LeaveCriticalSection(&apt->cs);
1668 LeaveCriticalSection(&apt->cs);
1670 /* Interface\\{string form of riid}\\ProxyStubClsid32 */
1671 strcpyW(path, wszInterface);
1672 StringFromGUID2(riid, path + ARRAYSIZE(wszInterface) - 1, CHARS_IN_GUID);
1673 strcpyW(path + ARRAYSIZE(wszInterface) - 1 + CHARS_IN_GUID - 1, wszPSC);
1675 /* Open the key.. */
1676 if (RegOpenKeyExW(HKEY_CLASSES_ROOT, path, 0, KEY_READ, &hkey))
1678 WARN("No PSFactoryBuffer object is registered for IID %s\n", debugstr_guid(riid));
1679 return REGDB_E_IIDNOTREG;
1682 /* ... Once we have the key, query the registry to get the
1683 value of CLSID as a string, and convert it into a
1684 proper CLSID structure to be passed back to the app */
1685 len = sizeof(value);
1686 if (ERROR_SUCCESS != RegQueryValueW(hkey, NULL, value, &len))
1689 return REGDB_E_IIDNOTREG;
1693 /* We have the CLSid we want back from the registry as a string, so
1694 lets convert it into a CLSID structure */
1695 if (CLSIDFromString(value, pclsid) != NOERROR)
1696 return REGDB_E_IIDNOTREG;
1698 TRACE ("() Returning CLSID=%s\n", debugstr_guid(pclsid));
1702 /*****************************************************************************
1703 * CoRegisterPSClsid [OLE32.@]
1705 * Register a proxy/stub CLSID for the given interface in the current process
1709 * riid [I] Interface whose proxy/stub CLSID is to be registered.
1710 * rclsid [I] CLSID of the proxy/stub.
1714 * Failure: E_OUTOFMEMORY
1718 * This function does not add anything to the registry and the effects are
1719 * limited to the lifetime of the current process.
1724 HRESULT WINAPI CoRegisterPSClsid(REFIID riid, REFCLSID rclsid)
1726 APARTMENT *apt = COM_CurrentApt();
1727 struct registered_psclsid *registered_psclsid;
1729 TRACE("(%s, %s)\n", debugstr_guid(riid), debugstr_guid(rclsid));
1733 ERR("apartment not initialised\n");
1734 return CO_E_NOTINITIALIZED;
1737 EnterCriticalSection(&apt->cs);
1739 LIST_FOR_EACH_ENTRY(registered_psclsid, &apt->psclsids, struct registered_psclsid, entry)
1740 if (IsEqualIID(®istered_psclsid->iid, riid))
1742 registered_psclsid->clsid = *rclsid;
1743 LeaveCriticalSection(&apt->cs);
1747 registered_psclsid = HeapAlloc(GetProcessHeap(), 0, sizeof(struct registered_psclsid));
1748 if (!registered_psclsid)
1750 LeaveCriticalSection(&apt->cs);
1751 return E_OUTOFMEMORY;
1754 registered_psclsid->iid = *riid;
1755 registered_psclsid->clsid = *rclsid;
1756 list_add_head(&apt->psclsids, ®istered_psclsid->entry);
1758 LeaveCriticalSection(&apt->cs);
1765 * COM_GetRegisteredClassObject
1767 * This internal method is used to scan the registered class list to
1768 * find a class object.
1771 * rclsid Class ID of the class to find.
1772 * dwClsContext Class context to match.
1773 * ppv [out] returns a pointer to the class object. Complying
1774 * to normal COM usage, this method will increase the
1775 * reference count on this object.
1777 static HRESULT COM_GetRegisteredClassObject(const struct apartment *apt, REFCLSID rclsid,
1778 DWORD dwClsContext, LPUNKNOWN* ppUnk)
1780 HRESULT hr = S_FALSE;
1781 RegisteredClass *curClass;
1788 EnterCriticalSection( &csRegisteredClassList );
1790 LIST_FOR_EACH_ENTRY(curClass, &RegisteredClassList, RegisteredClass, entry)
1793 * Check if we have a match on the class ID and context.
1795 if ((apt->oxid == curClass->apartment_id) &&
1796 (dwClsContext & curClass->runContext) &&
1797 IsEqualGUID(&(curClass->classIdentifier), rclsid))
1800 * We have a match, return the pointer to the class object.
1802 *ppUnk = curClass->classObject;
1804 IUnknown_AddRef(curClass->classObject);
1811 LeaveCriticalSection( &csRegisteredClassList );
1816 /******************************************************************************
1817 * CoRegisterClassObject [OLE32.@]
1819 * Registers the class object for a given class ID. Servers housed in EXE
1820 * files use this method instead of exporting DllGetClassObject to allow
1821 * other code to connect to their objects.
1824 * rclsid [I] CLSID of the object to register.
1825 * pUnk [I] IUnknown of the object.
1826 * dwClsContext [I] CLSCTX flags indicating the context in which to run the executable.
1827 * flags [I] REGCLS flags indicating how connections are made.
1828 * lpdwRegister [I] A unique cookie that can be passed to CoRevokeClassObject.
1832 * E_INVALIDARG if lpdwRegister or pUnk are NULL,
1833 * CO_E_OBJISREG if the object is already registered. We should not return this.
1836 * CoRevokeClassObject, CoGetClassObject
1839 * In-process objects are only registered for the current apartment.
1840 * CoGetClassObject() and CoCreateInstance() will not return objects registered
1841 * in other apartments.
1844 * MSDN claims that multiple interface registrations are legal, but we
1845 * can't do that with our current implementation.
1847 HRESULT WINAPI CoRegisterClassObject(
1852 LPDWORD lpdwRegister)
1854 RegisteredClass* newClass;
1855 LPUNKNOWN foundObject;
1859 TRACE("(%s,%p,0x%08x,0x%08x,%p)\n",
1860 debugstr_guid(rclsid),pUnk,dwClsContext,flags,lpdwRegister);
1862 if ( (lpdwRegister==0) || (pUnk==0) )
1863 return E_INVALIDARG;
1865 apt = COM_CurrentApt();
1868 ERR("COM was not initialized\n");
1869 return CO_E_NOTINITIALIZED;
1874 /* REGCLS_MULTIPLEUSE implies registering as inproc server. This is what
1875 * differentiates the flag from REGCLS_MULTI_SEPARATE. */
1876 if (flags & REGCLS_MULTIPLEUSE)
1877 dwClsContext |= CLSCTX_INPROC_SERVER;
1880 * First, check if the class is already registered.
1881 * If it is, this should cause an error.
1883 hr = COM_GetRegisteredClassObject(apt, rclsid, dwClsContext, &foundObject);
1885 if (flags & REGCLS_MULTIPLEUSE) {
1886 if (dwClsContext & CLSCTX_LOCAL_SERVER)
1887 hr = CoLockObjectExternal(foundObject, TRUE, FALSE);
1888 IUnknown_Release(foundObject);
1891 IUnknown_Release(foundObject);
1892 ERR("object already registered for class %s\n", debugstr_guid(rclsid));
1893 return CO_E_OBJISREG;
1896 newClass = HeapAlloc(GetProcessHeap(), 0, sizeof(RegisteredClass));
1897 if ( newClass == NULL )
1898 return E_OUTOFMEMORY;
1900 newClass->classIdentifier = *rclsid;
1901 newClass->apartment_id = apt->oxid;
1902 newClass->runContext = dwClsContext;
1903 newClass->connectFlags = flags;
1904 newClass->pMarshaledData = NULL;
1905 newClass->RpcRegistration = NULL;
1908 * Use the address of the chain node as the cookie since we are sure it's
1909 * unique. FIXME: not on 64-bit platforms.
1911 newClass->dwCookie = (DWORD)newClass;
1914 * Since we're making a copy of the object pointer, we have to increase its
1917 newClass->classObject = pUnk;
1918 IUnknown_AddRef(newClass->classObject);
1920 EnterCriticalSection( &csRegisteredClassList );
1921 list_add_tail(&RegisteredClassList, &newClass->entry);
1922 LeaveCriticalSection( &csRegisteredClassList );
1924 *lpdwRegister = newClass->dwCookie;
1926 if (dwClsContext & CLSCTX_LOCAL_SERVER) {
1927 hr = CreateStreamOnHGlobal(0, TRUE, &newClass->pMarshaledData);
1929 FIXME("Failed to create stream on hglobal, %x\n", hr);
1932 hr = CoMarshalInterface(newClass->pMarshaledData, &IID_IClassFactory,
1933 newClass->classObject, MSHCTX_LOCAL, NULL,
1934 MSHLFLAGS_TABLESTRONG);
1936 FIXME("CoMarshalInterface failed, %x!\n",hr);
1940 hr = RPC_StartLocalServer(&newClass->classIdentifier,
1941 newClass->pMarshaledData,
1942 flags & (REGCLS_MULTIPLEUSE|REGCLS_MULTI_SEPARATE),
1943 &newClass->RpcRegistration);
1948 static void COM_RevokeRegisteredClassObject(RegisteredClass *curClass)
1950 list_remove(&curClass->entry);
1952 if (curClass->runContext & CLSCTX_LOCAL_SERVER)
1953 RPC_StopLocalServer(curClass->RpcRegistration);
1956 * Release the reference to the class object.
1958 IUnknown_Release(curClass->classObject);
1960 if (curClass->pMarshaledData)
1963 memset(&zero, 0, sizeof(zero));
1964 IStream_Seek(curClass->pMarshaledData, zero, STREAM_SEEK_SET, NULL);
1965 CoReleaseMarshalData(curClass->pMarshaledData);
1966 IStream_Release(curClass->pMarshaledData);
1969 HeapFree(GetProcessHeap(), 0, curClass);
1972 static void COM_RevokeAllClasses(const struct apartment *apt)
1974 RegisteredClass *curClass, *cursor;
1976 EnterCriticalSection( &csRegisteredClassList );
1978 LIST_FOR_EACH_ENTRY_SAFE(curClass, cursor, &RegisteredClassList, RegisteredClass, entry)
1980 if (curClass->apartment_id == apt->oxid)
1981 COM_RevokeRegisteredClassObject(curClass);
1984 LeaveCriticalSection( &csRegisteredClassList );
1987 /***********************************************************************
1988 * CoRevokeClassObject [OLE32.@]
1990 * Removes a class object from the class registry.
1993 * dwRegister [I] Cookie returned from CoRegisterClassObject().
1997 * Failure: HRESULT code.
2000 * Must be called from the same apartment that called CoRegisterClassObject(),
2001 * otherwise it will fail with RPC_E_WRONG_THREAD.
2004 * CoRegisterClassObject
2006 HRESULT WINAPI CoRevokeClassObject(
2009 HRESULT hr = E_INVALIDARG;
2010 RegisteredClass *curClass;
2013 TRACE("(%08x)\n",dwRegister);
2015 apt = COM_CurrentApt();
2018 ERR("COM was not initialized\n");
2019 return CO_E_NOTINITIALIZED;
2022 EnterCriticalSection( &csRegisteredClassList );
2024 LIST_FOR_EACH_ENTRY(curClass, &RegisteredClassList, RegisteredClass, entry)
2027 * Check if we have a match on the cookie.
2029 if (curClass->dwCookie == dwRegister)
2031 if (curClass->apartment_id == apt->oxid)
2033 COM_RevokeRegisteredClassObject(curClass);
2038 ERR("called from wrong apartment, should be called from %s\n",
2039 wine_dbgstr_longlong(curClass->apartment_id));
2040 hr = RPC_E_WRONG_THREAD;
2046 LeaveCriticalSection( &csRegisteredClassList );
2051 /***********************************************************************
2052 * COM_RegReadPath [internal]
2054 * Reads a registry value and expands it when necessary
2056 static DWORD COM_RegReadPath(HKEY hkeyroot, const WCHAR *keyname, const WCHAR *valuename, WCHAR * dst, DWORD dstlen)
2061 WCHAR src[MAX_PATH];
2062 DWORD dwLength = dstlen * sizeof(WCHAR);
2064 if((ret = RegOpenKeyExW(hkeyroot, keyname, 0, KEY_READ, &key)) == ERROR_SUCCESS) {
2065 if( (ret = RegQueryValueExW(key, NULL, NULL, &keytype, (LPBYTE)src, &dwLength)) == ERROR_SUCCESS ) {
2066 if (keytype == REG_EXPAND_SZ) {
2067 if (dstlen <= ExpandEnvironmentStringsW(src, dst, dstlen)) ret = ERROR_MORE_DATA;
2069 lstrcpynW(dst, src, dstlen);
2077 static void get_threading_model(HKEY key, LPWSTR value, DWORD len)
2079 static const WCHAR wszThreadingModel[] = {'T','h','r','e','a','d','i','n','g','M','o','d','e','l',0};
2082 DWORD dwLength = len * sizeof(WCHAR);
2084 ret = RegQueryValueExW(key, wszThreadingModel, NULL, &keytype, (LPBYTE)value, &dwLength);
2085 if ((ret != ERROR_SUCCESS) || (keytype != REG_SZ))
2089 static HRESULT get_inproc_class_object(APARTMENT *apt, HKEY hkeydll,
2090 REFCLSID rclsid, REFIID riid, void **ppv)
2092 static const WCHAR wszApartment[] = {'A','p','a','r','t','m','e','n','t',0};
2093 static const WCHAR wszFree[] = {'F','r','e','e',0};
2094 static const WCHAR wszBoth[] = {'B','o','t','h',0};
2095 WCHAR dllpath[MAX_PATH+1];
2096 WCHAR threading_model[10 /* strlenW(L"apartment")+1 */];
2098 get_threading_model(hkeydll, threading_model, ARRAYSIZE(threading_model));
2100 if (!strcmpiW(threading_model, wszApartment))
2102 if (apt->multi_threaded)
2103 return apartment_hostobject_in_hostapt(apt, FALSE, FALSE, hkeydll, rclsid, riid, ppv);
2106 else if (!strcmpiW(threading_model, wszFree))
2108 if (!apt->multi_threaded)
2109 return apartment_hostobject_in_hostapt(apt, TRUE, FALSE, hkeydll, rclsid, riid, ppv);
2111 /* everything except "Apartment", "Free" and "Both" */
2112 else if (strcmpiW(threading_model, wszBoth))
2114 /* everything else is main-threaded */
2115 if (threading_model[0])
2116 FIXME("unrecognised threading model %s for object %s, should be main-threaded?\n",
2117 debugstr_w(threading_model), debugstr_guid(rclsid));
2119 if (apt->multi_threaded || !apt->main)
2120 return apartment_hostobject_in_hostapt(apt, FALSE, TRUE, hkeydll, rclsid, riid, ppv);
2123 if (COM_RegReadPath(hkeydll, NULL, NULL, dllpath, ARRAYSIZE(dllpath)) != ERROR_SUCCESS)
2125 /* failure: CLSID is not found in registry */
2126 WARN("class %s not registered inproc\n", debugstr_guid(rclsid));
2127 return REGDB_E_CLASSNOTREG;
2130 return apartment_getclassobject(apt, dllpath,
2131 !strcmpiW(threading_model, wszApartment),
2135 /***********************************************************************
2136 * CoGetClassObject [OLE32.@]
2138 * Creates an object of the specified class.
2141 * rclsid [I] Class ID to create an instance of.
2142 * dwClsContext [I] Flags to restrict the location of the created instance.
2143 * pServerInfo [I] Optional. Details for connecting to a remote server.
2144 * iid [I] The ID of the interface of the instance to return.
2145 * ppv [O] On returns, contains a pointer to the specified interface of the object.
2149 * Failure: HRESULT code.
2152 * The dwClsContext parameter can be one or more of the following:
2153 *| CLSCTX_INPROC_SERVER - Use an in-process server, such as from a DLL.
2154 *| CLSCTX_INPROC_HANDLER - Use an in-process object which handles certain functions for an object running in another process.
2155 *| CLSCTX_LOCAL_SERVER - Connect to an object running in another process.
2156 *| CLSCTX_REMOTE_SERVER - Connect to an object running on another machine.
2159 * CoCreateInstance()
2161 HRESULT WINAPI CoGetClassObject(
2162 REFCLSID rclsid, DWORD dwClsContext, COSERVERINFO *pServerInfo,
2163 REFIID iid, LPVOID *ppv)
2165 LPUNKNOWN regClassObject;
2166 HRESULT hres = E_UNEXPECTED;
2169 TRACE("\n\tCLSID:\t%s,\n\tIID:\t%s\n", debugstr_guid(rclsid), debugstr_guid(iid));
2172 return E_INVALIDARG;
2176 apt = COM_CurrentApt();
2179 ERR("apartment not initialised\n");
2180 return CO_E_NOTINITIALIZED;
2184 FIXME("\tpServerInfo: name=%s\n",debugstr_w(pServerInfo->pwszName));
2185 FIXME("\t\tpAuthInfo=%p\n",pServerInfo->pAuthInfo);
2189 * First, try and see if we can't match the class ID with one of the
2190 * registered classes.
2192 if (S_OK == COM_GetRegisteredClassObject(apt, rclsid, dwClsContext,
2195 /* Get the required interface from the retrieved pointer. */
2196 hres = IUnknown_QueryInterface(regClassObject, iid, ppv);
2199 * Since QI got another reference on the pointer, we want to release the
2200 * one we already have. If QI was unsuccessful, this will release the object. This
2201 * is good since we are not returning it in the "out" parameter.
2203 IUnknown_Release(regClassObject);
2208 /* First try in-process server */
2209 if (CLSCTX_INPROC_SERVER & dwClsContext)
2211 static const WCHAR wszInprocServer32[] = {'I','n','p','r','o','c','S','e','r','v','e','r','3','2',0};
2214 if (IsEqualCLSID(rclsid, &CLSID_InProcFreeMarshaler))
2215 return FTMarshalCF_Create(iid, ppv);
2217 hres = COM_OpenKeyForCLSID(rclsid, wszInprocServer32, KEY_READ, &hkey);
2220 if (hres == REGDB_E_CLASSNOTREG)
2221 ERR("class %s not registered\n", debugstr_guid(rclsid));
2222 else if (hres == REGDB_E_KEYMISSING)
2224 WARN("class %s not registered as in-proc server\n", debugstr_guid(rclsid));
2225 hres = REGDB_E_CLASSNOTREG;
2229 if (SUCCEEDED(hres))
2231 hres = get_inproc_class_object(apt, hkey, rclsid, iid, ppv);
2235 /* return if we got a class, otherwise fall through to one of the
2237 if (SUCCEEDED(hres))
2241 /* Next try in-process handler */
2242 if (CLSCTX_INPROC_HANDLER & dwClsContext)
2244 static const WCHAR wszInprocHandler32[] = {'I','n','p','r','o','c','H','a','n','d','l','e','r','3','2',0};
2247 hres = COM_OpenKeyForCLSID(rclsid, wszInprocHandler32, KEY_READ, &hkey);
2250 if (hres == REGDB_E_CLASSNOTREG)
2251 ERR("class %s not registered\n", debugstr_guid(rclsid));
2252 else if (hres == REGDB_E_KEYMISSING)
2254 WARN("class %s not registered in-proc handler\n", debugstr_guid(rclsid));
2255 hres = REGDB_E_CLASSNOTREG;
2259 if (SUCCEEDED(hres))
2261 hres = get_inproc_class_object(apt, hkey, rclsid, iid, ppv);
2265 /* return if we got a class, otherwise fall through to one of the
2267 if (SUCCEEDED(hres))
2271 /* Next try out of process */
2272 if (CLSCTX_LOCAL_SERVER & dwClsContext)
2274 hres = RPC_GetLocalClassObject(rclsid,iid,ppv);
2275 if (SUCCEEDED(hres))
2279 /* Finally try remote: this requires networked DCOM (a lot of work) */
2280 if (CLSCTX_REMOTE_SERVER & dwClsContext)
2282 FIXME ("CLSCTX_REMOTE_SERVER not supported\n");
2283 hres = E_NOINTERFACE;
2287 ERR("no class object %s could be created for context 0x%x\n",
2288 debugstr_guid(rclsid), dwClsContext);
2292 /***********************************************************************
2293 * CoResumeClassObjects (OLE32.@)
2295 * Resumes all class objects registered with REGCLS_SUSPENDED.
2299 * Failure: HRESULT code.
2301 HRESULT WINAPI CoResumeClassObjects(void)
2307 /***********************************************************************
2308 * CoCreateInstance [OLE32.@]
2310 * Creates an instance of the specified class.
2313 * rclsid [I] Class ID to create an instance of.
2314 * pUnkOuter [I] Optional outer unknown to allow aggregation with another object.
2315 * dwClsContext [I] Flags to restrict the location of the created instance.
2316 * iid [I] The ID of the interface of the instance to return.
2317 * ppv [O] On returns, contains a pointer to the specified interface of the instance.
2321 * Failure: HRESULT code.
2324 * The dwClsContext parameter can be one or more of the following:
2325 *| CLSCTX_INPROC_SERVER - Use an in-process server, such as from a DLL.
2326 *| CLSCTX_INPROC_HANDLER - Use an in-process object which handles certain functions for an object running in another process.
2327 *| CLSCTX_LOCAL_SERVER - Connect to an object running in another process.
2328 *| CLSCTX_REMOTE_SERVER - Connect to an object running on another machine.
2330 * Aggregation is the concept of deferring the IUnknown of an object to another
2331 * object. This allows a separate object to behave as though it was part of
2332 * the object and to allow this the pUnkOuter parameter can be set. Note that
2333 * not all objects support having an outer of unknown.
2336 * CoGetClassObject()
2338 HRESULT WINAPI CoCreateInstance(
2340 LPUNKNOWN pUnkOuter,
2346 LPCLASSFACTORY lpclf = 0;
2348 TRACE("(rclsid=%s, pUnkOuter=%p, dwClsContext=%08x, riid=%s, ppv=%p)\n", debugstr_guid(rclsid),
2349 pUnkOuter, dwClsContext, debugstr_guid(iid), ppv);
2358 * Initialize the "out" parameter
2362 if (!COM_CurrentApt())
2364 ERR("apartment not initialised\n");
2365 return CO_E_NOTINITIALIZED;
2369 * The Standard Global Interface Table (GIT) object is a process-wide singleton.
2370 * Rather than create a class factory, we can just check for it here
2372 if (IsEqualIID(rclsid, &CLSID_StdGlobalInterfaceTable)) {
2373 if (StdGlobalInterfaceTableInstance == NULL)
2374 StdGlobalInterfaceTableInstance = StdGlobalInterfaceTable_Construct();
2375 hres = IGlobalInterfaceTable_QueryInterface( (IGlobalInterfaceTable*) StdGlobalInterfaceTableInstance, iid, ppv);
2376 if (hres) return hres;
2378 TRACE("Retrieved GIT (%p)\n", *ppv);
2383 * Get a class factory to construct the object we want.
2385 hres = CoGetClassObject(rclsid,
2395 * Create the object and don't forget to release the factory
2397 hres = IClassFactory_CreateInstance(lpclf, pUnkOuter, iid, ppv);
2398 IClassFactory_Release(lpclf);
2400 FIXME("no instance created for interface %s of class %s, hres is 0x%08x\n",
2401 debugstr_guid(iid), debugstr_guid(rclsid),hres);
2406 /***********************************************************************
2407 * CoCreateInstanceEx [OLE32.@]
2409 HRESULT WINAPI CoCreateInstanceEx(
2411 LPUNKNOWN pUnkOuter,
2413 COSERVERINFO* pServerInfo,
2417 IUnknown* pUnk = NULL;
2420 ULONG successCount = 0;
2425 if ( (cmq==0) || (pResults==NULL))
2426 return E_INVALIDARG;
2428 if (pServerInfo!=NULL)
2429 FIXME("() non-NULL pServerInfo not supported!\n");
2432 * Initialize all the "out" parameters.
2434 for (index = 0; index < cmq; index++)
2436 pResults[index].pItf = NULL;
2437 pResults[index].hr = E_NOINTERFACE;
2441 * Get the object and get its IUnknown pointer.
2443 hr = CoCreateInstance(rclsid,
2453 * Then, query for all the interfaces requested.
2455 for (index = 0; index < cmq; index++)
2457 pResults[index].hr = IUnknown_QueryInterface(pUnk,
2458 pResults[index].pIID,
2459 (VOID**)&(pResults[index].pItf));
2461 if (pResults[index].hr == S_OK)
2466 * Release our temporary unknown pointer.
2468 IUnknown_Release(pUnk);
2470 if (successCount == 0)
2471 return E_NOINTERFACE;
2473 if (successCount!=cmq)
2474 return CO_S_NOTALLINTERFACES;
2479 /***********************************************************************
2480 * CoLoadLibrary (OLE32.@)
2485 * lpszLibName [I] Path to library.
2486 * bAutoFree [I] Whether the library should automatically be freed.
2489 * Success: Handle to loaded library.
2493 * CoFreeLibrary, CoFreeAllLibraries, CoFreeUnusedLibraries
2495 HINSTANCE WINAPI CoLoadLibrary(LPOLESTR lpszLibName, BOOL bAutoFree)
2497 TRACE("(%s, %d)\n", debugstr_w(lpszLibName), bAutoFree);
2499 return LoadLibraryExW(lpszLibName, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
2502 /***********************************************************************
2503 * CoFreeLibrary [OLE32.@]
2505 * Unloads a library from memory.
2508 * hLibrary [I] Handle to library to unload.
2514 * CoLoadLibrary, CoFreeAllLibraries, CoFreeUnusedLibraries
2516 void WINAPI CoFreeLibrary(HINSTANCE hLibrary)
2518 FreeLibrary(hLibrary);
2522 /***********************************************************************
2523 * CoFreeAllLibraries [OLE32.@]
2525 * Function for backwards compatibility only. Does nothing.
2531 * CoLoadLibrary, CoFreeLibrary, CoFreeUnusedLibraries
2533 void WINAPI CoFreeAllLibraries(void)
2538 /***********************************************************************
2539 * CoFreeUnusedLibrariesEx [OLE32.@]
2541 * Frees any previously unused libraries whose delay has expired and marks
2542 * currently unused libraries for unloading. Unused are identified as those that
2543 * return S_OK from their DllCanUnloadNow function.
2546 * dwUnloadDelay [I] Unload delay in milliseconds.
2547 * dwReserved [I] Reserved. Set to 0.
2553 * CoLoadLibrary, CoFreeAllLibraries, CoFreeLibrary
2555 void WINAPI CoFreeUnusedLibrariesEx(DWORD dwUnloadDelay, DWORD dwReserved)
2557 struct apartment *apt = COM_CurrentApt();
2560 ERR("apartment not initialised\n");
2564 apartment_freeunusedlibraries(apt, dwUnloadDelay);
2567 /***********************************************************************
2568 * CoFreeUnusedLibraries [OLE32.@]
2569 * CoFreeUnusedLibraries [COMPOBJ.17]
2571 * Frees any unused libraries. Unused are identified as those that return
2572 * S_OK from their DllCanUnloadNow function.
2578 * CoLoadLibrary, CoFreeAllLibraries, CoFreeLibrary
2580 void WINAPI CoFreeUnusedLibraries(void)
2582 CoFreeUnusedLibrariesEx(INFINITE, 0);
2585 /***********************************************************************
2586 * CoFileTimeNow [OLE32.@]
2587 * CoFileTimeNow [COMPOBJ.82]
2589 * Retrieves the current time in FILETIME format.
2592 * lpFileTime [O] The current time.
2597 HRESULT WINAPI CoFileTimeNow( FILETIME *lpFileTime )
2599 GetSystemTimeAsFileTime( lpFileTime );
2603 /******************************************************************************
2604 * CoLockObjectExternal [OLE32.@]
2606 * Increments or decrements the external reference count of a stub object.
2609 * pUnk [I] Stub object.
2610 * fLock [I] If TRUE then increments the external ref-count,
2611 * otherwise decrements.
2612 * fLastUnlockReleases [I] If TRUE then the last unlock has the effect of
2613 * calling CoDisconnectObject.
2617 * Failure: HRESULT code.
2620 * If fLock is TRUE and an object is passed in that doesn't have a stub
2621 * manager then a new stub manager is created for the object.
2623 HRESULT WINAPI CoLockObjectExternal(
2626 BOOL fLastUnlockReleases)
2628 struct stub_manager *stubmgr;
2629 struct apartment *apt;
2631 TRACE("pUnk=%p, fLock=%s, fLastUnlockReleases=%s\n",
2632 pUnk, fLock ? "TRUE" : "FALSE", fLastUnlockReleases ? "TRUE" : "FALSE");
2634 apt = COM_CurrentApt();
2635 if (!apt) return CO_E_NOTINITIALIZED;
2637 stubmgr = get_stub_manager_from_object(apt, pUnk);
2642 stub_manager_ext_addref(stubmgr, 1);
2644 stub_manager_ext_release(stubmgr, 1, fLastUnlockReleases);
2646 stub_manager_int_release(stubmgr);
2652 stubmgr = new_stub_manager(apt, pUnk);
2656 stub_manager_ext_addref(stubmgr, 1);
2657 stub_manager_int_release(stubmgr);
2664 WARN("stub object not found %p\n", pUnk);
2665 /* Note: native is pretty broken here because it just silently
2666 * fails, without returning an appropriate error code, making apps
2667 * think that the object was disconnected, when it actually wasn't */
2672 /***********************************************************************
2673 * CoInitializeWOW (OLE32.@)
2675 * WOW equivalent of CoInitialize?
2684 HRESULT WINAPI CoInitializeWOW(DWORD x,DWORD y)
2686 FIXME("(0x%08x,0x%08x),stub!\n",x,y);
2690 /***********************************************************************
2691 * CoGetState [OLE32.@]
2693 * Retrieves the thread state object previously stored by CoSetState().
2696 * ppv [I] Address where pointer to object will be stored.
2700 * Failure: E_OUTOFMEMORY.
2703 * Crashes on all invalid ppv addresses, including NULL.
2704 * If the function returns a non-NULL object then the caller must release its
2705 * reference on the object when the object is no longer required.
2710 HRESULT WINAPI CoGetState(IUnknown ** ppv)
2712 struct oletls *info = COM_CurrentInfo();
2713 if (!info) return E_OUTOFMEMORY;
2719 IUnknown_AddRef(info->state);
2721 TRACE("apt->state=%p\n", info->state);
2727 /***********************************************************************
2728 * CoSetState [OLE32.@]
2730 * Sets the thread state object.
2733 * pv [I] Pointer to state object to be stored.
2736 * The system keeps a reference on the object while the object stored.
2740 * Failure: E_OUTOFMEMORY.
2742 HRESULT WINAPI CoSetState(IUnknown * pv)
2744 struct oletls *info = COM_CurrentInfo();
2745 if (!info) return E_OUTOFMEMORY;
2747 if (pv) IUnknown_AddRef(pv);
2751 TRACE("-- release %p now\n", info->state);
2752 IUnknown_Release(info->state);
2761 /******************************************************************************
2762 * CoTreatAsClass [OLE32.@]
2764 * Sets the TreatAs value of a class.
2767 * clsidOld [I] Class to set TreatAs value on.
2768 * clsidNew [I] The class the clsidOld should be treated as.
2772 * Failure: HRESULT code.
2777 HRESULT WINAPI CoTreatAsClass(REFCLSID clsidOld, REFCLSID clsidNew)
2779 static const WCHAR wszAutoTreatAs[] = {'A','u','t','o','T','r','e','a','t','A','s',0};
2780 static const WCHAR wszTreatAs[] = {'T','r','e','a','t','A','s',0};
2782 WCHAR szClsidNew[CHARS_IN_GUID];
2784 WCHAR auto_treat_as[CHARS_IN_GUID];
2785 LONG auto_treat_as_size = sizeof(auto_treat_as);
2788 res = COM_OpenKeyForCLSID(clsidOld, NULL, KEY_READ | KEY_WRITE, &hkey);
2791 if (!memcmp( clsidOld, clsidNew, sizeof(*clsidOld) ))
2793 if (!RegQueryValueW(hkey, wszAutoTreatAs, auto_treat_as, &auto_treat_as_size) &&
2794 !CLSIDFromString(auto_treat_as, &id))
2796 if (RegSetValueW(hkey, wszTreatAs, REG_SZ, auto_treat_as, sizeof(auto_treat_as)))
2798 res = REGDB_E_WRITEREGDB;
2804 RegDeleteKeyW(hkey, wszTreatAs);
2808 else if (!StringFromGUID2(clsidNew, szClsidNew, ARRAYSIZE(szClsidNew)) &&
2809 !RegSetValueW(hkey, wszTreatAs, REG_SZ, szClsidNew, sizeof(szClsidNew)))
2811 res = REGDB_E_WRITEREGDB;
2816 if (hkey) RegCloseKey(hkey);
2820 /******************************************************************************
2821 * CoGetTreatAsClass [OLE32.@]
2823 * Gets the TreatAs value of a class.
2826 * clsidOld [I] Class to get the TreatAs value of.
2827 * clsidNew [I] The class the clsidOld should be treated as.
2831 * Failure: HRESULT code.
2836 HRESULT WINAPI CoGetTreatAsClass(REFCLSID clsidOld, LPCLSID clsidNew)
2838 static const WCHAR wszTreatAs[] = {'T','r','e','a','t','A','s',0};
2840 WCHAR szClsidNew[CHARS_IN_GUID];
2842 LONG len = sizeof(szClsidNew);
2844 FIXME("(%s,%p)\n", debugstr_guid(clsidOld), clsidNew);
2845 memcpy(clsidNew,clsidOld,sizeof(CLSID)); /* copy over old value */
2847 res = COM_OpenKeyForCLSID(clsidOld, wszTreatAs, KEY_READ, &hkey);
2850 if (RegQueryValueW(hkey, NULL, szClsidNew, &len))
2855 res = CLSIDFromString(szClsidNew,clsidNew);
2857 ERR("Failed CLSIDFromStringA(%s), hres 0x%08x\n", debugstr_w(szClsidNew), res);
2859 if (hkey) RegCloseKey(hkey);
2863 /******************************************************************************
2864 * CoGetCurrentProcess [OLE32.@]
2865 * CoGetCurrentProcess [COMPOBJ.34]
2867 * Gets the current process ID.
2870 * The current process ID.
2873 * Is DWORD really the correct return type for this function?
2875 DWORD WINAPI CoGetCurrentProcess(void)
2877 return GetCurrentProcessId();
2880 /******************************************************************************
2881 * CoRegisterMessageFilter [OLE32.@]
2883 * Registers a message filter.
2886 * lpMessageFilter [I] Pointer to interface.
2887 * lplpMessageFilter [O] Indirect pointer to prior instance if non-NULL.
2891 * Failure: HRESULT code.
2894 * Both lpMessageFilter and lplpMessageFilter are optional. Passing in a NULL
2895 * lpMessageFilter removes the message filter.
2897 * If lplpMessageFilter is not NULL the previous message filter will be
2898 * returned in the memory pointer to this parameter and the caller is
2899 * responsible for releasing the object.
2901 * The current thread be in an apartment otherwise the function will crash.
2903 HRESULT WINAPI CoRegisterMessageFilter(
2904 LPMESSAGEFILTER lpMessageFilter,
2905 LPMESSAGEFILTER *lplpMessageFilter)
2907 struct apartment *apt;
2908 IMessageFilter *lpOldMessageFilter;
2910 TRACE("(%p, %p)\n", lpMessageFilter, lplpMessageFilter);
2912 apt = COM_CurrentApt();
2914 /* can't set a message filter in a multi-threaded apartment */
2915 if (!apt || apt->multi_threaded)
2917 WARN("can't set message filter in MTA or uninitialized apt\n");
2918 return CO_E_NOT_SUPPORTED;
2921 if (lpMessageFilter)
2922 IMessageFilter_AddRef(lpMessageFilter);
2924 EnterCriticalSection(&apt->cs);
2926 lpOldMessageFilter = apt->filter;
2927 apt->filter = lpMessageFilter;
2929 LeaveCriticalSection(&apt->cs);
2931 if (lplpMessageFilter)
2932 *lplpMessageFilter = lpOldMessageFilter;
2933 else if (lpOldMessageFilter)
2934 IMessageFilter_Release(lpOldMessageFilter);
2939 /***********************************************************************
2940 * CoIsOle1Class [OLE32.@]
2942 * Determines whether the specified class an OLE v1 class.
2945 * clsid [I] Class to test.
2948 * TRUE if the class is an OLE v1 class, or FALSE otherwise.
2950 BOOL WINAPI CoIsOle1Class(REFCLSID clsid)
2952 FIXME("%s\n", debugstr_guid(clsid));
2956 /***********************************************************************
2957 * IsEqualGUID [OLE32.@]
2959 * Compares two Unique Identifiers.
2962 * rguid1 [I] The first GUID to compare.
2963 * rguid2 [I] The other GUID to compare.
2969 BOOL WINAPI IsEqualGUID(
2973 return !memcmp(rguid1,rguid2,sizeof(GUID));
2976 /***********************************************************************
2977 * CoInitializeSecurity [OLE32.@]
2979 HRESULT WINAPI CoInitializeSecurity(PSECURITY_DESCRIPTOR pSecDesc, LONG cAuthSvc,
2980 SOLE_AUTHENTICATION_SERVICE* asAuthSvc,
2981 void* pReserved1, DWORD dwAuthnLevel,
2982 DWORD dwImpLevel, void* pReserved2,
2983 DWORD dwCapabilities, void* pReserved3)
2985 FIXME("(%p,%d,%p,%p,%d,%d,%p,%d,%p) - stub!\n", pSecDesc, cAuthSvc,
2986 asAuthSvc, pReserved1, dwAuthnLevel, dwImpLevel, pReserved2,
2987 dwCapabilities, pReserved3);
2991 /***********************************************************************
2992 * CoSuspendClassObjects [OLE32.@]
2994 * Suspends all registered class objects to prevent further requests coming in
2995 * for those objects.
2999 * Failure: HRESULT code.
3001 HRESULT WINAPI CoSuspendClassObjects(void)
3007 /***********************************************************************
3008 * CoAddRefServerProcess [OLE32.@]
3010 * Helper function for incrementing the reference count of a local-server
3014 * New reference count.
3017 * CoReleaseServerProcess().
3019 ULONG WINAPI CoAddRefServerProcess(void)
3025 EnterCriticalSection(&csRegisteredClassList);
3026 refs = ++s_COMServerProcessReferences;
3027 LeaveCriticalSection(&csRegisteredClassList);
3029 TRACE("refs before: %d\n", refs - 1);
3034 /***********************************************************************
3035 * CoReleaseServerProcess [OLE32.@]
3037 * Helper function for decrementing the reference count of a local-server
3041 * New reference count.
3044 * When reference count reaches 0, this function suspends all registered
3045 * classes so no new connections are accepted.
3048 * CoAddRefServerProcess(), CoSuspendClassObjects().
3050 ULONG WINAPI CoReleaseServerProcess(void)
3056 EnterCriticalSection(&csRegisteredClassList);
3058 refs = --s_COMServerProcessReferences;
3059 /* FIXME: if (!refs) COM_SuspendClassObjects(); */
3061 LeaveCriticalSection(&csRegisteredClassList);
3063 TRACE("refs after: %d\n", refs);
3068 /***********************************************************************
3069 * CoIsHandlerConnected [OLE32.@]
3071 * Determines whether a proxy is connected to a remote stub.
3074 * pUnk [I] Pointer to object that may or may not be connected.
3077 * TRUE if pUnk is not a proxy or if pUnk is connected to a remote stub, or
3080 BOOL WINAPI CoIsHandlerConnected(IUnknown *pUnk)
3082 FIXME("%p\n", pUnk);
3087 /***********************************************************************
3088 * CoAllowSetForegroundWindow [OLE32.@]
3091 HRESULT WINAPI CoAllowSetForegroundWindow(IUnknown *pUnk, void *pvReserved)
3093 FIXME("(%p, %p): stub\n", pUnk, pvReserved);
3097 /***********************************************************************
3098 * CoQueryProxyBlanket [OLE32.@]
3100 * Retrieves the security settings being used by a proxy.
3103 * pProxy [I] Pointer to the proxy object.
3104 * pAuthnSvc [O] The type of authentication service.
3105 * pAuthzSvc [O] The type of authorization service.
3106 * ppServerPrincName [O] Optional. The server prinicple name.
3107 * pAuthnLevel [O] The authentication level.
3108 * pImpLevel [O] The impersonation level.
3109 * ppAuthInfo [O] Information specific to the authorization/authentication service.
3110 * pCapabilities [O] Flags affecting the security behaviour.
3114 * Failure: HRESULT code.
3117 * CoCopyProxy, CoSetProxyBlanket.
3119 HRESULT WINAPI CoQueryProxyBlanket(IUnknown *pProxy, DWORD *pAuthnSvc,
3120 DWORD *pAuthzSvc, OLECHAR **ppServerPrincName, DWORD *pAuthnLevel,
3121 DWORD *pImpLevel, void **ppAuthInfo, DWORD *pCapabilities)
3123 IClientSecurity *pCliSec;
3126 TRACE("%p\n", pProxy);
3128 hr = IUnknown_QueryInterface(pProxy, &IID_IClientSecurity, (void **)&pCliSec);
3131 hr = IClientSecurity_QueryBlanket(pCliSec, pProxy, pAuthnSvc,
3132 pAuthzSvc, ppServerPrincName,
3133 pAuthnLevel, pImpLevel, ppAuthInfo,
3135 IClientSecurity_Release(pCliSec);
3138 if (FAILED(hr)) ERR("-- failed with 0x%08x\n", hr);
3142 /***********************************************************************
3143 * CoSetProxyBlanket [OLE32.@]
3145 * Sets the security settings for a proxy.
3148 * pProxy [I] Pointer to the proxy object.
3149 * AuthnSvc [I] The type of authentication service.
3150 * AuthzSvc [I] The type of authorization service.
3151 * pServerPrincName [I] The server prinicple name.
3152 * AuthnLevel [I] The authentication level.
3153 * ImpLevel [I] The impersonation level.
3154 * pAuthInfo [I] Information specific to the authorization/authentication service.
3155 * Capabilities [I] Flags affecting the security behaviour.
3159 * Failure: HRESULT code.
3162 * CoQueryProxyBlanket, CoCopyProxy.
3164 HRESULT WINAPI CoSetProxyBlanket(IUnknown *pProxy, DWORD AuthnSvc,
3165 DWORD AuthzSvc, OLECHAR *pServerPrincName, DWORD AuthnLevel,
3166 DWORD ImpLevel, void *pAuthInfo, DWORD Capabilities)
3168 IClientSecurity *pCliSec;
3171 TRACE("%p\n", pProxy);
3173 hr = IUnknown_QueryInterface(pProxy, &IID_IClientSecurity, (void **)&pCliSec);
3176 hr = IClientSecurity_SetBlanket(pCliSec, pProxy, AuthnSvc,
3177 AuthzSvc, pServerPrincName,
3178 AuthnLevel, ImpLevel, pAuthInfo,
3180 IClientSecurity_Release(pCliSec);
3183 if (FAILED(hr)) ERR("-- failed with 0x%08x\n", hr);
3187 /***********************************************************************
3188 * CoCopyProxy [OLE32.@]
3193 * pProxy [I] Pointer to the proxy object.
3194 * ppCopy [O] Copy of the proxy.
3198 * Failure: HRESULT code.
3201 * CoQueryProxyBlanket, CoSetProxyBlanket.
3203 HRESULT WINAPI CoCopyProxy(IUnknown *pProxy, IUnknown **ppCopy)
3205 IClientSecurity *pCliSec;
3208 TRACE("%p\n", pProxy);
3210 hr = IUnknown_QueryInterface(pProxy, &IID_IClientSecurity, (void **)&pCliSec);
3213 hr = IClientSecurity_CopyProxy(pCliSec, pProxy, ppCopy);
3214 IClientSecurity_Release(pCliSec);
3217 if (FAILED(hr)) ERR("-- failed with 0x%08x\n", hr);
3222 /***********************************************************************
3223 * CoGetCallContext [OLE32.@]
3225 * Gets the context of the currently executing server call in the current
3229 * riid [I] Context interface to return.
3230 * ppv [O] Pointer to memory that will receive the context on return.
3234 * Failure: HRESULT code.
3236 HRESULT WINAPI CoGetCallContext(REFIID riid, void **ppv)
3238 FIXME("(%s, %p): stub\n", debugstr_guid(riid), ppv);
3241 return E_NOINTERFACE;
3244 /***********************************************************************
3245 * CoQueryClientBlanket [OLE32.@]
3247 * Retrieves the authentication information about the client of the currently
3248 * executing server call in the current thread.
3251 * pAuthnSvc [O] Optional. The type of authentication service.
3252 * pAuthzSvc [O] Optional. The type of authorization service.
3253 * pServerPrincName [O] Optional. The server prinicple name.
3254 * pAuthnLevel [O] Optional. The authentication level.
3255 * pImpLevel [O] Optional. The impersonation level.
3256 * pPrivs [O] Optional. Information about the privileges of the client.
3257 * pCapabilities [IO] Optional. Flags affecting the security behaviour.
3261 * Failure: HRESULT code.
3264 * CoImpersonateClient, CoRevertToSelf, CoGetCallContext.
3266 HRESULT WINAPI CoQueryClientBlanket(
3269 OLECHAR **pServerPrincName,
3272 RPC_AUTHZ_HANDLE *pPrivs,
3273 DWORD *pCapabilities)
3275 IServerSecurity *pSrvSec;
3278 TRACE("(%p, %p, %p, %p, %p, %p, %p)\n",
3279 pAuthnSvc, pAuthzSvc, pServerPrincName, pAuthnLevel, pImpLevel,
3280 pPrivs, pCapabilities);
3282 hr = CoGetCallContext(&IID_IServerSecurity, (void **)&pSrvSec);
3285 hr = IServerSecurity_QueryBlanket(
3286 pSrvSec, pAuthnSvc, pAuthzSvc, pServerPrincName, pAuthnLevel,
3287 pImpLevel, pPrivs, pCapabilities);
3288 IServerSecurity_Release(pSrvSec);
3294 /***********************************************************************
3295 * CoImpersonateClient [OLE32.@]
3297 * Impersonates the client of the currently executing server call in the
3305 * Failure: HRESULT code.
3308 * If this function fails then the current thread will not be impersonating
3309 * the client and all actions will take place on behalf of the server.
3310 * Therefore, it is important to check the return value from this function.
3313 * CoRevertToSelf, CoQueryClientBlanket, CoGetCallContext.
3315 HRESULT WINAPI CoImpersonateClient(void)
3317 IServerSecurity *pSrvSec;
3322 hr = CoGetCallContext(&IID_IServerSecurity, (void **)&pSrvSec);
3325 hr = IServerSecurity_ImpersonateClient(pSrvSec);
3326 IServerSecurity_Release(pSrvSec);
3332 /***********************************************************************
3333 * CoRevertToSelf [OLE32.@]
3335 * Ends the impersonation of the client of the currently executing server
3336 * call in the current thread.
3343 * Failure: HRESULT code.
3346 * CoImpersonateClient, CoQueryClientBlanket, CoGetCallContext.
3348 HRESULT WINAPI CoRevertToSelf(void)
3350 IServerSecurity *pSrvSec;
3355 hr = CoGetCallContext(&IID_IServerSecurity, (void **)&pSrvSec);
3358 hr = IServerSecurity_RevertToSelf(pSrvSec);
3359 IServerSecurity_Release(pSrvSec);
3365 static BOOL COM_PeekMessage(struct apartment *apt, MSG *msg)
3367 /* first try to retrieve messages for incoming COM calls to the apartment window */
3368 return PeekMessageW(msg, apt->win, WM_USER, WM_APP - 1, PM_REMOVE|PM_NOYIELD) ||
3369 /* next retrieve other messages necessary for the app to remain responsive */
3370 PeekMessageW(msg, NULL, 0, 0, PM_QS_PAINT|PM_QS_POSTMESSAGE|PM_REMOVE|PM_NOYIELD);
3373 /***********************************************************************
3374 * CoWaitForMultipleHandles [OLE32.@]
3376 * Waits for one or more handles to become signaled.
3379 * dwFlags [I] Flags. See notes.
3380 * dwTimeout [I] Timeout in milliseconds.
3381 * cHandles [I] Number of handles pointed to by pHandles.
3382 * pHandles [I] Handles to wait for.
3383 * lpdwindex [O] Index of handle that was signaled.
3387 * Failure: RPC_S_CALLPENDING on timeout.
3391 * The dwFlags parameter can be zero or more of the following:
3392 *| COWAIT_WAITALL - Wait for all of the handles to become signaled.
3393 *| COWAIT_ALERTABLE - Allows a queued APC to run during the wait.
3396 * MsgWaitForMultipleObjects, WaitForMultipleObjects.
3398 HRESULT WINAPI CoWaitForMultipleHandles(DWORD dwFlags, DWORD dwTimeout,
3399 ULONG cHandles, LPHANDLE pHandles, LPDWORD lpdwindex)
3402 DWORD start_time = GetTickCount();
3403 APARTMENT *apt = COM_CurrentApt();
3404 BOOL message_loop = apt && !apt->multi_threaded;
3406 TRACE("(0x%08x, 0x%08x, %d, %p, %p)\n", dwFlags, dwTimeout, cHandles,
3407 pHandles, lpdwindex);
3411 DWORD now = GetTickCount();
3414 if ((dwTimeout != INFINITE) && (start_time + dwTimeout >= now))
3416 hr = RPC_S_CALLPENDING;
3422 DWORD wait_flags = (dwFlags & COWAIT_WAITALL) ? MWMO_WAITALL : 0 |
3423 (dwFlags & COWAIT_ALERTABLE ) ? MWMO_ALERTABLE : 0;
3425 TRACE("waiting for rpc completion or window message\n");
3427 res = MsgWaitForMultipleObjectsEx(cHandles, pHandles,
3428 (dwTimeout == INFINITE) ? INFINITE : start_time + dwTimeout - now,
3429 QS_ALLINPUT, wait_flags);
3431 if (res == WAIT_OBJECT_0 + cHandles) /* messages available */
3435 /* call message filter */
3437 if (COM_CurrentApt()->filter)
3439 PENDINGTYPE pendingtype =
3440 COM_CurrentInfo()->pending_call_count_server ?
3441 PENDINGTYPE_NESTED : PENDINGTYPE_TOPLEVEL;
3442 DWORD be_handled = IMessageFilter_MessagePending(
3443 COM_CurrentApt()->filter, 0 /* FIXME */,
3444 now - start_time, pendingtype);
3445 TRACE("IMessageFilter_MessagePending returned %d\n", be_handled);
3448 case PENDINGMSG_CANCELCALL:
3449 WARN("call canceled\n");
3450 hr = RPC_E_CALL_CANCELED;
3452 case PENDINGMSG_WAITNOPROCESS:
3453 case PENDINGMSG_WAITDEFPROCESS:
3455 /* FIXME: MSDN is very vague about the difference
3456 * between WAITNOPROCESS and WAITDEFPROCESS - there
3457 * appears to be none, so it is possibly a left-over
3458 * from the 16-bit world. */
3463 /* note: using "if" here instead of "while" might seem less
3464 * efficient, but only if we are optimising for quick delivery
3465 * of pending messages, rather than quick completion of the
3467 if (COM_PeekMessage(apt, &msg))
3469 TRACE("received message whilst waiting for RPC: 0x%04x\n", msg.message);
3470 TranslateMessage(&msg);
3471 DispatchMessageW(&msg);
3472 if (msg.message == WM_QUIT)
3474 TRACE("resending WM_QUIT to outer message loop\n");
3475 PostQuitMessage(msg.wParam);
3476 /* no longer need to process messages */
3477 message_loop = FALSE;
3485 TRACE("waiting for rpc completion\n");
3487 res = WaitForMultipleObjectsEx(cHandles, pHandles,
3488 (dwFlags & COWAIT_WAITALL) ? TRUE : FALSE,
3489 (dwTimeout == INFINITE) ? INFINITE : start_time + dwTimeout - now,
3490 (dwFlags & COWAIT_ALERTABLE) ? TRUE : FALSE);
3493 if ((res >= WAIT_OBJECT_0) && (res < WAIT_OBJECT_0 + cHandles))
3495 /* handle signaled, store index */
3496 *lpdwindex = (res - WAIT_OBJECT_0);
3499 else if (res == WAIT_TIMEOUT)
3501 hr = RPC_S_CALLPENDING;
3506 ERR("Unexpected wait termination: %d, %d\n", res, GetLastError());
3511 TRACE("-- 0x%08x\n", hr);
3516 /***********************************************************************
3517 * CoGetObject [OLE32.@]
3519 * Gets the object named by coverting the name to a moniker and binding to it.
3522 * pszName [I] String representing the object.
3523 * pBindOptions [I] Parameters affecting the binding to the named object.
3524 * riid [I] Interface to bind to on the objecct.
3525 * ppv [O] On output, the interface riid of the object represented
3530 * Failure: HRESULT code.
3533 * MkParseDisplayName.
3535 HRESULT WINAPI CoGetObject(LPCWSTR pszName, BIND_OPTS *pBindOptions,
3536 REFIID riid, void **ppv)
3543 hr = CreateBindCtx(0, &pbc);
3547 hr = IBindCtx_SetBindOptions(pbc, pBindOptions);
3554 hr = MkParseDisplayName(pbc, pszName, &chEaten, &pmk);
3557 hr = IMoniker_BindToObject(pmk, pbc, NULL, riid, ppv);
3558 IMoniker_Release(pmk);
3562 IBindCtx_Release(pbc);
3567 /***********************************************************************
3568 * CoRegisterChannelHook [OLE32.@]
3570 * Registers a process-wide hook that is called during ORPC calls.
3573 * guidExtension [I] GUID of the channel hook to register.
3574 * pChannelHook [I] Channel hook object to register.
3578 * Failure: HRESULT code.
3580 HRESULT WINAPI CoRegisterChannelHook(REFGUID guidExtension, IChannelHook *pChannelHook)
3582 TRACE("(%s, %p)\n", debugstr_guid(guidExtension), pChannelHook);
3584 return RPC_RegisterChannelHook(guidExtension, pChannelHook);
3587 typedef struct Context
3589 const IComThreadingInfoVtbl *lpVtbl;
3594 static HRESULT WINAPI Context_QueryInterface(IComThreadingInfo *iface, REFIID riid, LPVOID *ppv)
3598 if (IsEqualIID(riid, &IID_IComThreadingInfo) ||
3599 IsEqualIID(riid, &IID_IUnknown))
3602 IUnknown_AddRef(iface);
3606 FIXME("interface not implemented %s\n", debugstr_guid(riid));
3607 return E_NOINTERFACE;
3610 static ULONG WINAPI Context_AddRef(IComThreadingInfo *iface)
3612 Context *This = (Context *)iface;
3613 return InterlockedIncrement(&This->refs);
3616 static ULONG WINAPI Context_Release(IComThreadingInfo *iface)
3618 Context *This = (Context *)iface;
3619 ULONG refs = InterlockedDecrement(&This->refs);
3621 HeapFree(GetProcessHeap(), 0, This);
3625 static HRESULT WINAPI Context_GetCurrentApartmentType(IComThreadingInfo *iface, APTTYPE *apttype)
3627 Context *This = (Context *)iface;
3629 TRACE("(%p)\n", apttype);
3631 *apttype = This->apttype;
3635 static HRESULT WINAPI Context_GetCurrentThreadType(IComThreadingInfo *iface, THDTYPE *thdtype)
3637 Context *This = (Context *)iface;
3639 TRACE("(%p)\n", thdtype);
3641 switch (This->apttype)
3644 case APTTYPE_MAINSTA:
3645 *thdtype = THDTYPE_PROCESSMESSAGES;
3648 *thdtype = THDTYPE_BLOCKMESSAGES;
3654 static HRESULT WINAPI Context_GetCurrentLogicalThreadId(IComThreadingInfo *iface, GUID *logical_thread_id)
3656 FIXME("(%p): stub\n", logical_thread_id);
3660 static HRESULT WINAPI Context_SetCurrentLogicalThreadId(IComThreadingInfo *iface, REFGUID logical_thread_id)
3662 FIXME("(%s): stub\n", debugstr_guid(logical_thread_id));
3666 static const IComThreadingInfoVtbl Context_Threading_Vtbl =
3668 Context_QueryInterface,
3671 Context_GetCurrentApartmentType,
3672 Context_GetCurrentThreadType,
3673 Context_GetCurrentLogicalThreadId,
3674 Context_SetCurrentLogicalThreadId
3677 /***********************************************************************
3678 * CoGetObjectContext [OLE32.@]
3680 * Retrieves an object associated with the current context (i.e. apartment).
3683 * riid [I] ID of the interface of the object to retrieve.
3684 * ppv [O] Address where object will be stored on return.
3688 * Failure: HRESULT code.
3690 HRESULT WINAPI CoGetObjectContext(REFIID riid, void **ppv)
3692 APARTMENT *apt = COM_CurrentApt();
3696 TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
3701 ERR("apartment not initialised\n");
3702 return CO_E_NOTINITIALIZED;
3705 context = HeapAlloc(GetProcessHeap(), 0, sizeof(*context));
3707 return E_OUTOFMEMORY;
3709 context->lpVtbl = &Context_Threading_Vtbl;
3711 if (apt->multi_threaded)
3712 context->apttype = APTTYPE_MTA;
3714 context->apttype = APTTYPE_MAINSTA;
3716 context->apttype = APTTYPE_STA;
3718 hr = IUnknown_QueryInterface((IUnknown *)&context->lpVtbl, riid, ppv);
3719 IUnknown_Release((IUnknown *)&context->lpVtbl);
3724 /***********************************************************************
3727 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
3729 TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
3732 case DLL_PROCESS_ATTACH:
3733 OLE32_hInstance = hinstDLL;
3734 COMPOBJ_InitProcess();
3735 if (TRACE_ON(ole)) CoRegisterMallocSpy((LPVOID)-1);
3738 case DLL_PROCESS_DETACH:
3739 if (TRACE_ON(ole)) CoRevokeMallocSpy();
3740 OLEDD_UnInitialize();
3741 COMPOBJ_UninitProcess();
3742 RPC_UnregisterAllChannelHooks();
3743 COMPOBJ_DllList_Free();
3744 OLE32_hInstance = 0;
3747 case DLL_THREAD_DETACH:
3754 /* NOTE: DllRegisterServer and DllUnregisterServer are in regsvr.c */