Handle the %f case in wsprintf.
[wine.git] / dlls / ole32 / compobj.c
bloba7cdfe7e1408c8db8dd7723cfb3be006a12ff294
1 /*
2 * COMPOBJ library
4 * Copyright 1995 Martin von Loewis
5 * Copyright 1998 Justin Bradford
6 * Copyright 1999 Francis Beaudet
7 * Copyright 1999 Sylvain St-Germain
8 */
10 #include "config.h"
12 #include <stdlib.h>
13 #include <stdio.h>
14 #include <string.h>
15 #include <assert.h>
16 #include "windef.h"
17 #include "wtypes.h"
18 #include "wingdi.h"
19 #include "wine/winbase16.h"
20 #include "winerror.h"
21 #include "wownt32.h"
22 #include "ole2ver.h"
23 #include "debugtools.h"
24 #include "heap.h"
25 #include "winreg.h"
26 #include "rpc.h"
28 #include "wine/obj_base.h"
29 #include "wine/obj_misc.h"
30 #include "wine/obj_storage.h"
31 #include "wine/obj_clientserver.h"
33 #include "ole.h"
34 #include "ifs.h"
35 #include "compobj_private.h"
37 DEFAULT_DEBUG_CHANNEL(ole);
39 /****************************************************************************
40 * COM External Lock structures and methods declaration
42 * This api provides a linked list to managed external references to
43 * COM objects.
45 * The public interface consists of three calls:
46 * COM_ExternalLockAddRef
47 * COM_ExternalLockRelease
48 * COM_ExternalLockFreeList
51 #define EL_END_OF_LIST 0
52 #define EL_NOT_FOUND 0
55 * Declaration of the static structure that manage the
56 * external lock to COM objects.
58 typedef struct COM_ExternalLock COM_ExternalLock;
59 typedef struct COM_ExternalLockList COM_ExternalLockList;
61 struct COM_ExternalLock
63 IUnknown *pUnk; /* IUnknown referenced */
64 ULONG uRefCount; /* external lock counter to IUnknown object*/
65 COM_ExternalLock *next; /* Pointer to next element in list */
68 struct COM_ExternalLockList
70 COM_ExternalLock *head; /* head of list */
74 * Declaration and initialization of the static structure that manages
75 * the external lock to COM objects.
77 static COM_ExternalLockList elList = { EL_END_OF_LIST };
80 * Public Interface to the external lock list
82 static void COM_ExternalLockFreeList();
83 static void COM_ExternalLockAddRef(IUnknown *pUnk);
84 static void COM_ExternalLockRelease(IUnknown *pUnk, BOOL bRelAll);
85 void COM_ExternalLockDump(); /* testing purposes, not static to avoid warning */
88 * Private methods used to managed the linked list
90 static BOOL COM_ExternalLockInsert(
91 IUnknown *pUnk);
93 static void COM_ExternalLockDelete(
94 COM_ExternalLock *element);
96 static COM_ExternalLock* COM_ExternalLockFind(
97 IUnknown *pUnk);
99 static COM_ExternalLock* COM_ExternalLockLocate(
100 COM_ExternalLock *element,
101 IUnknown *pUnk);
103 /****************************************************************************
104 * This section defines variables internal to the COM module.
106 * TODO: Most of these things will have to be made thread-safe.
108 HINSTANCE16 COMPOBJ_hInstance = 0;
109 HINSTANCE COMPOBJ_hInstance32 = 0;
110 static int COMPOBJ_Attach = 0;
112 LPMALLOC16 currentMalloc16=NULL;
113 LPMALLOC currentMalloc32=NULL;
115 HTASK16 hETask = 0;
116 WORD Table_ETask[62];
119 * This lock count counts the number of times CoInitialize is called. It is
120 * decreased every time CoUninitialize is called. When it hits 0, the COM
121 * libraries are freed
123 static ULONG s_COMLockCount = 0;
126 * This linked list contains the list of registered class objects. These
127 * are mostly used to register the factories for out-of-proc servers of OLE
128 * objects.
130 * TODO: Make this data structure aware of inter-process communication. This
131 * means that parts of this will be exported to the Wine Server.
133 typedef struct tagRegisteredClass
135 CLSID classIdentifier;
136 LPUNKNOWN classObject;
137 DWORD runContext;
138 DWORD connectFlags;
139 DWORD dwCookie;
140 struct tagRegisteredClass* nextClass;
141 } RegisteredClass;
143 static RegisteredClass* firstRegisteredClass = NULL;
145 /* this open DLL table belongs in a per process table, but my guess is that
146 * it shouldn't live in the kernel, so I'll put them out here in DLL
147 * space assuming that there is one OLE32 per process.
149 typedef struct tagOpenDll {
150 HINSTANCE hLibrary;
151 struct tagOpenDll *next;
152 } OpenDll;
154 static OpenDll *openDllList = NULL; /* linked list of open dlls */
156 /*****************************************************************************
157 * This section contains prototypes to internal methods for this
158 * module
160 static HRESULT COM_GetRegisteredClassObject(REFCLSID rclsid,
161 DWORD dwClsContext,
162 LPUNKNOWN* ppUnk);
164 static void COM_RevokeAllClasses();
167 /******************************************************************************
168 * CoBuildVersion [COMPOBJ.1]
170 * RETURNS
171 * Current build version, hiword is majornumber, loword is minornumber
173 DWORD WINAPI CoBuildVersion(void)
175 TRACE("Returning version %d, build %d.\n", rmm, rup);
176 return (rmm<<16)+rup;
179 /******************************************************************************
180 * CoInitialize16 [COMPOBJ.2]
181 * Set the win16 IMalloc used for memory management
183 HRESULT WINAPI CoInitialize16(
184 LPVOID lpReserved /* [in] pointer to win16 malloc interface */
186 currentMalloc16 = (LPMALLOC16)lpReserved;
187 return S_OK;
190 /******************************************************************************
191 * CoInitialize [OLE32.26]
193 * Initializes the COM libraries.
195 * See CoInitializeEx
197 HRESULT WINAPI CoInitialize(
198 LPVOID lpReserved /* [in] pointer to win32 malloc interface
199 (obsolete, should be NULL) */
203 * Just delegate to the newer method.
205 return CoInitializeEx(lpReserved, COINIT_APARTMENTTHREADED);
208 /******************************************************************************
209 * CoInitializeEx [OLE32.163]
211 * Initializes the COM libraries. The behavior used to set the win32 IMalloc
212 * used for memory management is obsolete.
214 * RETURNS
215 * S_OK if successful,
216 * S_FALSE if this function was called already.
217 * RPC_E_CHANGED_MODE if a previous call to CoInitialize specified another
218 * threading model.
220 * BUGS
221 * Only the single threaded model is supported. As a result RPC_E_CHANGED_MODE
222 * is never returned.
224 * See the windows documentation for more details.
226 HRESULT WINAPI CoInitializeEx(
227 LPVOID lpReserved, /* [in] pointer to win32 malloc interface
228 (obsolete, should be NULL) */
229 DWORD dwCoInit /* [in] A value from COINIT specifies the threading model */
232 HRESULT hr;
234 TRACE("(%p, %x)\n", lpReserved, (int)dwCoInit);
236 if (lpReserved!=NULL)
238 ERR("(%p, %x) - Bad parameter passed-in %p, must be an old Windows Application\n", lpReserved, (int)dwCoInit, lpReserved);
242 * Check for unsupported features.
244 if (dwCoInit!=COINIT_APARTMENTTHREADED)
246 FIXME(":(%p,%x): unsupported flag %x\n", lpReserved, (int)dwCoInit, (int)dwCoInit);
247 /* Hope for the best and continue anyway */
251 * Check the lock count. If this is the first time going through the initialize
252 * process, we have to initialize the libraries.
254 if (s_COMLockCount==0)
257 * Initialize the various COM libraries and data structures.
259 TRACE("() - Initializing the COM libraries\n");
261 RunningObjectTableImpl_Initialize();
263 hr = S_OK;
265 else
266 hr = S_FALSE;
269 * Crank-up that lock count.
271 s_COMLockCount++;
273 return hr;
276 /***********************************************************************
277 * CoUninitialize16 [COMPOBJ.3]
278 * Don't know what it does.
279 * 3-Nov-98 -- this was originally misspelled, I changed it to what I
280 * believe is the correct spelling
282 void WINAPI CoUninitialize16(void)
284 TRACE("()\n");
285 CoFreeAllLibraries();
288 /***********************************************************************
289 * CoUninitialize [OLE32.47]
291 * This method will release the COM libraries.
293 * See the windows documentation for more details.
295 void WINAPI CoUninitialize(void)
297 TRACE("()\n");
300 * Decrease the reference count.
302 s_COMLockCount--;
305 * If we are back to 0 locks on the COM library, make sure we free
306 * all the associated data structures.
308 if (s_COMLockCount==0)
311 * Release the various COM libraries and data structures.
313 TRACE("() - Releasing the COM libraries\n");
315 RunningObjectTableImpl_UnInitialize();
317 * Release the references to the registered class objects.
319 COM_RevokeAllClasses();
322 * This will free the loaded COM Dlls.
324 CoFreeAllLibraries();
327 * This will free list of external references to COM objects.
329 COM_ExternalLockFreeList();
333 /***********************************************************************
334 * CoGetMalloc16 [COMPOBJ.4]
335 * RETURNS
336 * The current win16 IMalloc
338 HRESULT WINAPI CoGetMalloc16(
339 DWORD dwMemContext, /* [in] unknown */
340 LPMALLOC16 * lpMalloc /* [out] current win16 malloc interface */
342 if(!currentMalloc16)
343 currentMalloc16 = IMalloc16_Constructor();
344 *lpMalloc = currentMalloc16;
345 return S_OK;
348 /******************************************************************************
349 * CoGetMalloc [OLE32.20]
351 * RETURNS
352 * The current win32 IMalloc
354 HRESULT WINAPI CoGetMalloc(
355 DWORD dwMemContext, /* [in] unknown */
356 LPMALLOC *lpMalloc /* [out] current win32 malloc interface */
358 if(!currentMalloc32)
359 currentMalloc32 = IMalloc_Constructor();
360 *lpMalloc = currentMalloc32;
361 return S_OK;
364 /***********************************************************************
365 * CoCreateStandardMalloc16 [COMPOBJ.71]
367 HRESULT WINAPI CoCreateStandardMalloc16(DWORD dwMemContext,
368 LPMALLOC16 *lpMalloc)
370 /* FIXME: docu says we shouldn't return the same allocator as in
371 * CoGetMalloc16 */
372 *lpMalloc = IMalloc16_Constructor();
373 return S_OK;
376 /******************************************************************************
377 * CoDisconnectObject [COMPOBJ.15]
379 HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
381 TRACE("(%p, %lx)\n",lpUnk,reserved);
382 return S_OK;
385 /***********************************************************************
386 * IsEqualGUID16 [COMPOBJ.18]
388 * Compares two Unique Identifiers.
390 * RETURNS
391 * TRUE if equal
393 BOOL16 WINAPI IsEqualGUID16(
394 GUID* g1, /* [in] unique id 1 */
395 GUID* g2 /* [in] unique id 2 */
397 return !memcmp( g1, g2, sizeof(GUID) );
400 /******************************************************************************
401 * CLSIDFromString16 [COMPOBJ.20]
402 * Converts a unique identifier from its string representation into
403 * the GUID struct.
405 * Class id: DWORD-WORD-WORD-BYTES[2]-BYTES[6]
407 * RETURNS
408 * the converted GUID
410 HRESULT WINAPI CLSIDFromString16(
411 LPCOLESTR16 idstr, /* [in] string representation of guid */
412 CLSID *id /* [out] GUID converted from string */
414 BYTE *s = (BYTE *) idstr;
415 BYTE *p;
416 int i;
417 BYTE table[256];
419 if (!s)
420 s = "{00000000-0000-0000-0000-000000000000}";
421 else { /* validate the CLSID string */
423 if (strlen(s) != 38)
424 return CO_E_CLASSSTRING;
426 if ((s[0]!='{') || (s[9]!='-') || (s[14]!='-') || (s[19]!='-') || (s[24]!='-') || (s[37]!='}'))
427 return CO_E_CLASSSTRING;
429 for (i=1; i<37; i++)
431 if ((i == 9)||(i == 14)||(i == 19)||(i == 24)) continue;
432 if (!(((s[i] >= '0') && (s[i] <= '9')) ||
433 ((s[i] >= 'a') && (s[i] <= 'f')) ||
434 ((s[i] >= 'A') && (s[i] <= 'F')))
436 return CO_E_CLASSSTRING;
440 TRACE("%s -> %p\n", s, id);
442 /* quick lookup table */
443 memset(table, 0, 256);
445 for (i = 0; i < 10; i++) {
446 table['0' + i] = i;
448 for (i = 0; i < 6; i++) {
449 table['A' + i] = i+10;
450 table['a' + i] = i+10;
453 /* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
455 p = (BYTE *) id;
457 s++; /* skip leading brace */
458 for (i = 0; i < 4; i++) {
459 p[3 - i] = table[*s]<<4 | table[*(s+1)];
460 s += 2;
462 p += 4;
463 s++; /* skip - */
465 for (i = 0; i < 2; i++) {
466 p[1-i] = table[*s]<<4 | table[*(s+1)];
467 s += 2;
469 p += 2;
470 s++; /* skip - */
472 for (i = 0; i < 2; i++) {
473 p[1-i] = table[*s]<<4 | table[*(s+1)];
474 s += 2;
476 p += 2;
477 s++; /* skip - */
479 /* these are just sequential bytes */
480 for (i = 0; i < 2; i++) {
481 *p++ = table[*s]<<4 | table[*(s+1)];
482 s += 2;
484 s++; /* skip - */
486 for (i = 0; i < 6; i++) {
487 *p++ = table[*s]<<4 | table[*(s+1)];
488 s += 2;
491 return S_OK;
494 /******************************************************************************
495 * CoCreateGuid[OLE32.6]
498 HRESULT WINAPI CoCreateGuid(
499 GUID *pguid /* [out] points to the GUID to initialize */
501 return UuidCreate(pguid);
504 /******************************************************************************
505 * CLSIDFromString [OLE32.3]
506 * Converts a unique identifier from its string representation into
507 * the GUID struct.
509 * UNDOCUMENTED
510 * If idstr is not a valid CLSID string then it gets treated as a ProgID
512 * RETURNS
513 * the converted GUID
515 HRESULT WINAPI CLSIDFromString(
516 LPCOLESTR idstr, /* [in] string representation of GUID */
517 CLSID *id /* [out] GUID represented by above string */
519 LPOLESTR16 xid = HEAP_strdupWtoA(GetProcessHeap(),0,idstr);
520 HRESULT ret = CLSIDFromString16(xid,id);
522 HeapFree(GetProcessHeap(),0,xid);
523 if(ret != S_OK) { /* It appears a ProgID is also valid */
524 ret = CLSIDFromProgID(idstr, id);
526 return ret;
529 /******************************************************************************
530 * WINE_StringFromCLSID [Internal]
531 * Converts a GUID into the respective string representation.
533 * NOTES
535 * RETURNS
536 * the string representation and HRESULT
538 static HRESULT WINE_StringFromCLSID(
539 const CLSID *id, /* [in] GUID to be converted */
540 LPSTR idstr /* [out] pointer to buffer to contain converted guid */
542 static const char *hex = "0123456789ABCDEF";
543 char *s;
544 int i;
546 if (!id)
547 { ERR("called with id=Null\n");
548 *idstr = 0x00;
549 return E_FAIL;
552 sprintf(idstr, "{%08lX-%04X-%04X-%02X%02X-",
553 id->Data1, id->Data2, id->Data3,
554 id->Data4[0], id->Data4[1]);
555 s = &idstr[25];
557 /* 6 hex bytes */
558 for (i = 2; i < 8; i++) {
559 *s++ = hex[id->Data4[i]>>4];
560 *s++ = hex[id->Data4[i] & 0xf];
563 *s++ = '}';
564 *s++ = '\0';
566 TRACE("%p->%s\n", id, idstr);
568 return S_OK;
571 /******************************************************************************
572 * StringFromCLSID16 [COMPOBJ.19]
573 * Converts a GUID into the respective string representation.
574 * The target string is allocated using the OLE IMalloc.
575 * RETURNS
576 * the string representation and HRESULT
578 HRESULT WINAPI StringFromCLSID16(
579 REFCLSID id, /* [in] the GUID to be converted */
580 LPOLESTR16 *idstr /* [out] a pointer to a to-be-allocated segmented pointer pointing to the resulting string */
583 extern BOOL WINAPI K32WOWCallback16Ex( DWORD vpfn16, DWORD dwFlags,
584 DWORD cbArgs, LPVOID pArgs, LPDWORD pdwRetCode );
585 LPMALLOC16 mllc;
586 HRESULT ret;
587 DWORD args[2];
589 ret = CoGetMalloc16(0,&mllc);
590 if (ret) return ret;
592 args[0] = (DWORD)mllc;
593 args[1] = 40;
595 /* No need for a Callback entry, we have WOWCallback16Ex which does
596 * everything we need.
598 if (!K32WOWCallback16Ex(
599 (DWORD)((ICOM_VTABLE(IMalloc16)*)MapSL(
600 (SEGPTR)ICOM_VTBL(((LPMALLOC16)MapSL((SEGPTR)mllc))))
601 )->Alloc,
602 WCB16_CDECL,
603 2*sizeof(DWORD),
604 (LPVOID)args,
605 (LPDWORD)idstr
606 )) {
607 WARN("CallTo16 IMalloc16 failed\n");
608 return E_FAIL;
610 return WINE_StringFromCLSID(id,MapSL((SEGPTR)*idstr));
613 /******************************************************************************
614 * StringFromCLSID [OLE32.151]
615 * Converts a GUID into the respective string representation.
616 * The target string is allocated using the OLE IMalloc.
617 * RETURNS
618 * the string representation and HRESULT
620 HRESULT WINAPI StringFromCLSID(
621 REFCLSID id, /* [in] the GUID to be converted */
622 LPOLESTR *idstr /* [out] a pointer to a to-be-allocated pointer pointing to the resulting string */
624 char buf[80];
625 HRESULT ret;
626 LPMALLOC mllc;
628 if ((ret=CoGetMalloc(0,&mllc)))
629 return ret;
631 ret=WINE_StringFromCLSID(id,buf);
632 if (!ret) {
633 DWORD len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
634 *idstr = IMalloc_Alloc( mllc, len * sizeof(WCHAR) );
635 MultiByteToWideChar( CP_ACP, 0, buf, -1, *idstr, len );
637 return ret;
640 /******************************************************************************
641 * StringFromGUID2 [COMPOBJ.76] [OLE32.152]
643 * Converts a global unique identifier into a string of an API-
644 * specified fixed format. (The usual {.....} stuff.)
646 * RETURNS
647 * The (UNICODE) string representation of the GUID in 'str'
648 * The length of the resulting string, 0 if there was any problem.
650 INT WINAPI
651 StringFromGUID2(REFGUID id, LPOLESTR str, INT cmax)
653 char xguid[80];
655 if (WINE_StringFromCLSID(id,xguid))
656 return 0;
657 return MultiByteToWideChar( CP_ACP, 0, xguid, -1, str, cmax );
660 /******************************************************************************
661 * ProgIDFromCLSID [OLE32.133]
662 * Converts a class id into the respective Program ID. (By using a registry lookup)
663 * RETURNS S_OK on success
664 * riid associated with the progid
667 HRESULT WINAPI ProgIDFromCLSID(
668 REFCLSID clsid, /* [in] class id as found in registry */
669 LPOLESTR *lplpszProgID/* [out] associated Prog ID */
672 char strCLSID[50], *buf, *buf2;
673 DWORD buf2len;
674 HKEY xhkey;
675 LPMALLOC mllc;
676 HRESULT ret = S_OK;
678 WINE_StringFromCLSID(clsid, strCLSID);
680 buf = HeapAlloc(GetProcessHeap(), 0, strlen(strCLSID)+14);
681 sprintf(buf,"CLSID\\%s\\ProgID", strCLSID);
682 if (RegOpenKeyA(HKEY_CLASSES_ROOT, buf, &xhkey))
683 ret = REGDB_E_CLASSNOTREG;
685 HeapFree(GetProcessHeap(), 0, buf);
687 if (ret == S_OK)
689 buf2 = HeapAlloc(GetProcessHeap(), 0, 255);
690 buf2len = 255;
691 if (RegQueryValueA(xhkey, NULL, buf2, &buf2len))
692 ret = REGDB_E_CLASSNOTREG;
694 if (ret == S_OK)
696 if (CoGetMalloc(0,&mllc))
697 ret = E_OUTOFMEMORY;
698 else
700 DWORD len = MultiByteToWideChar( CP_ACP, 0, buf2, -1, NULL, 0 );
701 *lplpszProgID = IMalloc_Alloc(mllc, len * sizeof(WCHAR) );
702 MultiByteToWideChar( CP_ACP, 0, buf2, -1, *lplpszProgID, len );
705 HeapFree(GetProcessHeap(), 0, buf2);
708 RegCloseKey(xhkey);
709 return ret;
712 /******************************************************************************
713 * CLSIDFromProgID16 [COMPOBJ.61]
714 * Converts a program id into the respective GUID. (By using a registry lookup)
715 * RETURNS
716 * riid associated with the progid
718 HRESULT WINAPI CLSIDFromProgID16(
719 LPCOLESTR16 progid, /* [in] program id as found in registry */
720 LPCLSID riid /* [out] associated CLSID */
722 char *buf,buf2[80];
723 DWORD buf2len;
724 HRESULT err;
725 HKEY xhkey;
727 buf = HeapAlloc(GetProcessHeap(),0,strlen(progid)+8);
728 sprintf(buf,"%s\\CLSID",progid);
729 if ((err=RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&xhkey))) {
730 HeapFree(GetProcessHeap(),0,buf);
731 return CO_E_CLASSSTRING;
733 HeapFree(GetProcessHeap(),0,buf);
734 buf2len = sizeof(buf2);
735 if ((err=RegQueryValueA(xhkey,NULL,buf2,&buf2len))) {
736 RegCloseKey(xhkey);
737 return CO_E_CLASSSTRING;
739 RegCloseKey(xhkey);
740 return CLSIDFromString16(buf2,riid);
743 /******************************************************************************
744 * CLSIDFromProgID [OLE32.2]
745 * Converts a program id into the respective GUID. (By using a registry lookup)
746 * RETURNS
747 * riid associated with the progid
749 HRESULT WINAPI CLSIDFromProgID(
750 LPCOLESTR progid, /* [in] program id as found in registry */
751 LPCLSID riid /* [out] associated CLSID */
753 LPOLESTR16 pid = HEAP_strdupWtoA(GetProcessHeap(),0,progid);
754 HRESULT ret = CLSIDFromProgID16(pid,riid);
756 HeapFree(GetProcessHeap(),0,pid);
757 return ret;
762 /*****************************************************************************
763 * CoGetPSClsid [OLE32.22]
765 * This function returns the CLSID of the DLL that implements the proxy and stub
766 * for the specified interface.
768 * It determines this by searching the
769 * HKEY_CLASSES_ROOT\Interface\{string form of riid}\ProxyStubClsid32 in the registry
770 * and any interface id registered by CoRegisterPSClsid within the current process.
772 * FIXME: We only search the registry, not ids registered with CoRegisterPSClsid.
774 HRESULT WINAPI CoGetPSClsid(
775 REFIID riid, /* [in] Interface whose proxy/stub CLSID is to be returned */
776 CLSID *pclsid ) /* [out] Where to store returned proxy/stub CLSID */
778 char *buf, buf2[40];
779 DWORD buf2len;
780 HKEY xhkey;
782 TRACE("() riid=%s, pclsid=%p\n", debugstr_guid(riid), pclsid);
784 /* Get the input iid as a string */
785 WINE_StringFromCLSID(riid, buf2);
786 /* Allocate memory for the registry key we will construct.
787 (length of iid string plus constant length of static text */
788 buf = HeapAlloc(GetProcessHeap(), 0, strlen(buf2)+27);
789 if (buf == NULL)
791 return (E_OUTOFMEMORY);
794 /* Construct the registry key we want */
795 sprintf(buf,"Interface\\%s\\ProxyStubClsid32", buf2);
797 /* Open the key.. */
798 if (RegOpenKeyA(HKEY_CLASSES_ROOT, buf, &xhkey))
800 HeapFree(GetProcessHeap(),0,buf);
801 return (E_INVALIDARG);
803 HeapFree(GetProcessHeap(),0,buf);
805 /* ... Once we have the key, query the registry to get the
806 value of CLSID as a string, and convert it into a
807 proper CLSID structure to be passed back to the app */
808 buf2len = sizeof(buf2);
809 if ( (RegQueryValueA(xhkey,NULL,buf2,&buf2len)) )
811 RegCloseKey(xhkey);
812 return E_INVALIDARG;
814 RegCloseKey(xhkey);
816 /* We have the CLSid we want back from the registry as a string, so
817 lets convert it into a CLSID structure */
818 if ( (CLSIDFromString16(buf2,pclsid)) != NOERROR)
820 return E_INVALIDARG;
823 TRACE ("() Returning CLSID=%s\n", debugstr_guid(pclsid));
824 return (S_OK);
829 /***********************************************************************
830 * WriteClassStm
832 * This function write a CLSID on stream
834 HRESULT WINAPI WriteClassStm(IStream *pStm,REFCLSID rclsid)
836 TRACE("(%p,%p)\n",pStm,rclsid);
838 if (rclsid==NULL)
839 return E_INVALIDARG;
841 return IStream_Write(pStm,rclsid,sizeof(CLSID),NULL);
844 /***********************************************************************
845 * ReadClassStm
847 * This function read a CLSID from a stream
849 HRESULT WINAPI ReadClassStm(IStream *pStm,REFCLSID rclsid)
851 ULONG nbByte;
852 HRESULT res;
854 TRACE("(%p,%p)\n",pStm,rclsid);
856 if (rclsid==NULL)
857 return E_INVALIDARG;
859 res = IStream_Read(pStm,(void*)rclsid,sizeof(CLSID),&nbByte);
861 if (FAILED(res))
862 return res;
864 if (nbByte != sizeof(CLSID))
865 return S_FALSE;
866 else
867 return S_OK;
870 /* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
871 /***********************************************************************
872 * LookupETask (COMPOBJ.94)
874 HRESULT WINAPI LookupETask16(HTASK16 *hTask,LPVOID p) {
875 FIXME("(%p,%p),stub!\n",hTask,p);
876 if ((*hTask = GetCurrentTask()) == hETask) {
877 memcpy(p, Table_ETask, sizeof(Table_ETask));
879 return 0;
882 /* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
883 /***********************************************************************
884 * SetETask (COMPOBJ.95)
886 HRESULT WINAPI SetETask16(HTASK16 hTask, LPVOID p) {
887 FIXME("(%04x,%p),stub!\n",hTask,p);
888 hETask = hTask;
889 return 0;
892 /* FIXME: this function is not declared in the WINELIB headers. But where should it go ? */
893 /***********************************************************************
894 * CallObjectInWOW (COMPOBJ.201)
896 HRESULT WINAPI CallObjectInWOW(LPVOID p1,LPVOID p2) {
897 FIXME("(%p,%p),stub!\n",p1,p2);
898 return 0;
901 /******************************************************************************
902 * CoRegisterClassObject16 [COMPOBJ.5]
904 * Don't know where it registers it ...
906 HRESULT WINAPI CoRegisterClassObject16(
907 REFCLSID rclsid,
908 LPUNKNOWN pUnk,
909 DWORD dwClsContext, /* [in] CLSCTX flags indicating the context in which to run the executable */
910 DWORD flags, /* [in] REGCLS flags indicating how connections are made */
911 LPDWORD lpdwRegister
913 char buf[80];
915 WINE_StringFromCLSID(rclsid,buf);
917 FIXME("(%s,%p,0x%08lx,0x%08lx,%p),stub\n",
918 buf,pUnk,dwClsContext,flags,lpdwRegister
920 return 0;
924 /******************************************************************************
925 * CoRevokeClassObject16 [COMPOBJ.6]
928 HRESULT WINAPI CoRevokeClassObject16(DWORD dwRegister) /* [in] token on class obj */
930 FIXME("(0x%08lx),stub!\n", dwRegister);
931 return 0;
935 /***
936 * COM_GetRegisteredClassObject
938 * This internal method is used to scan the registered class list to
939 * find a class object.
941 * Params:
942 * rclsid Class ID of the class to find.
943 * dwClsContext Class context to match.
944 * ppv [out] returns a pointer to the class object. Complying
945 * to normal COM usage, this method will increase the
946 * reference count on this object.
948 static HRESULT COM_GetRegisteredClassObject(
949 REFCLSID rclsid,
950 DWORD dwClsContext,
951 LPUNKNOWN* ppUnk)
953 RegisteredClass* curClass;
956 * Sanity check
958 assert(ppUnk!=0);
961 * Iterate through the whole list and try to match the class ID.
963 curClass = firstRegisteredClass;
965 while (curClass != 0)
968 * Check if we have a match on the class ID.
970 if (IsEqualGUID(&(curClass->classIdentifier), rclsid))
973 * Since we don't do out-of process or DCOM just right away, let's ignore the
974 * class context.
978 * We have a match, return the pointer to the class object.
980 *ppUnk = curClass->classObject;
982 IUnknown_AddRef(curClass->classObject);
984 return S_OK;
988 * Step to the next class in the list.
990 curClass = curClass->nextClass;
994 * If we get to here, we haven't found our class.
996 return S_FALSE;
999 /******************************************************************************
1000 * CoRegisterClassObject [OLE32.36]
1002 * This method will register the class object for a given class ID.
1004 * See the Windows documentation for more details.
1006 HRESULT WINAPI CoRegisterClassObject(
1007 REFCLSID rclsid,
1008 LPUNKNOWN pUnk,
1009 DWORD dwClsContext, /* [in] CLSCTX flags indicating the context in which to run the executable */
1010 DWORD flags, /* [in] REGCLS flags indicating how connections are made */
1011 LPDWORD lpdwRegister
1014 RegisteredClass* newClass;
1015 LPUNKNOWN foundObject;
1016 HRESULT hr;
1017 char buf[80];
1019 WINE_StringFromCLSID(rclsid,buf);
1021 TRACE("(%s,%p,0x%08lx,0x%08lx,%p)\n",
1022 buf,pUnk,dwClsContext,flags,lpdwRegister);
1025 * Perform a sanity check on the parameters
1027 if ( (lpdwRegister==0) || (pUnk==0) )
1029 return E_INVALIDARG;
1033 * Initialize the cookie (out parameter)
1035 *lpdwRegister = 0;
1038 * First, check if the class is already registered.
1039 * If it is, this should cause an error.
1041 hr = COM_GetRegisteredClassObject(rclsid, dwClsContext, &foundObject);
1043 if (hr == S_OK)
1046 * The COM_GetRegisteredClassObject increased the reference count on the
1047 * object so it has to be released.
1049 IUnknown_Release(foundObject);
1051 return CO_E_OBJISREG;
1055 * If it is not registered, we must create a new entry for this class and
1056 * append it to the registered class list.
1057 * We use the address of the chain node as the cookie since we are sure it's
1058 * unique.
1060 newClass = HeapAlloc(GetProcessHeap(), 0, sizeof(RegisteredClass));
1063 * Initialize the node.
1065 newClass->classIdentifier = *rclsid;
1066 newClass->runContext = dwClsContext;
1067 newClass->connectFlags = flags;
1068 newClass->dwCookie = (DWORD)newClass;
1069 newClass->nextClass = firstRegisteredClass;
1072 * Since we're making a copy of the object pointer, we have to increase its
1073 * reference count.
1075 newClass->classObject = pUnk;
1076 IUnknown_AddRef(newClass->classObject);
1078 firstRegisteredClass = newClass;
1081 * Assign the out parameter (cookie)
1083 *lpdwRegister = newClass->dwCookie;
1086 * We're successful Yippee!
1088 return S_OK;
1091 /***********************************************************************
1092 * CoRevokeClassObject [OLE32.40]
1094 * This method will remove a class object from the class registry
1096 * See the Windows documentation for more details.
1098 HRESULT WINAPI CoRevokeClassObject(
1099 DWORD dwRegister)
1101 RegisteredClass** prevClassLink;
1102 RegisteredClass* curClass;
1104 TRACE("(%08lx)\n",dwRegister);
1107 * Iterate through the whole list and try to match the cookie.
1109 curClass = firstRegisteredClass;
1110 prevClassLink = &firstRegisteredClass;
1112 while (curClass != 0)
1115 * Check if we have a match on the cookie.
1117 if (curClass->dwCookie == dwRegister)
1120 * Remove the class from the chain.
1122 *prevClassLink = curClass->nextClass;
1125 * Release the reference to the class object.
1127 IUnknown_Release(curClass->classObject);
1130 * Free the memory used by the chain node.
1132 HeapFree(GetProcessHeap(), 0, curClass);
1134 return S_OK;
1138 * Step to the next class in the list.
1140 prevClassLink = &(curClass->nextClass);
1141 curClass = curClass->nextClass;
1145 * If we get to here, we haven't found our class.
1147 return E_INVALIDARG;
1150 /***********************************************************************
1151 * CoGetClassObject [COMPOBJ.7]
1153 HRESULT WINAPI CoGetClassObject(
1154 REFCLSID rclsid, DWORD dwClsContext, COSERVERINFO *pServerInfo,
1155 REFIID iid, LPVOID *ppv
1157 LPUNKNOWN regClassObject;
1158 HRESULT hres = E_UNEXPECTED;
1159 char xclsid[80];
1160 WCHAR dllName[MAX_PATH+1];
1161 DWORD dllNameLen = sizeof(dllName);
1162 HINSTANCE hLibrary;
1163 typedef HRESULT CALLBACK (*DllGetClassObjectFunc)(REFCLSID clsid,
1164 REFIID iid, LPVOID *ppv);
1165 DllGetClassObjectFunc DllGetClassObject;
1167 WINE_StringFromCLSID((LPCLSID)rclsid,xclsid);
1169 TRACE("\n\tCLSID:\t%s,\n\tIID:\t%s\n",
1170 debugstr_guid(rclsid),
1171 debugstr_guid(iid)
1174 if (pServerInfo) {
1175 FIXME("\tpServerInfo: name=%s\n",debugstr_w(pServerInfo->pwszName));
1176 FIXME("\t\tpAuthInfo=%p\n",pServerInfo->pAuthInfo);
1180 * First, try and see if we can't match the class ID with one of the
1181 * registered classes.
1183 if (S_OK == COM_GetRegisteredClassObject(rclsid, dwClsContext, &regClassObject))
1186 * Get the required interface from the retrieved pointer.
1188 hres = IUnknown_QueryInterface(regClassObject, iid, ppv);
1191 * Since QI got another reference on the pointer, we want to release the
1192 * one we already have. If QI was unsuccessful, this will release the object. This
1193 * is good since we are not returning it in the "out" parameter.
1195 IUnknown_Release(regClassObject);
1197 return hres;
1200 /* out of process and remote servers not supported yet */
1201 if ( ((CLSCTX_LOCAL_SERVER|CLSCTX_REMOTE_SERVER) & dwClsContext)
1202 && !((CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER) & dwClsContext)
1204 FIXME("%s %s not supported!\n",
1205 (dwClsContext&CLSCTX_LOCAL_SERVER)?"CLSCTX_LOCAL_SERVER":"",
1206 (dwClsContext&CLSCTX_REMOTE_SERVER)?"CLSCTX_REMOTE_SERVER":""
1208 return E_ACCESSDENIED;
1211 if ((CLSCTX_INPROC_SERVER|CLSCTX_INPROC_HANDLER) & dwClsContext) {
1212 HKEY key;
1213 char buf[200];
1215 sprintf(buf,"CLSID\\%s\\InprocServer32",xclsid);
1216 hres = RegOpenKeyExA(HKEY_CLASSES_ROOT, buf, 0, KEY_READ, &key);
1218 if (hres != ERROR_SUCCESS) {
1219 return REGDB_E_CLASSNOTREG;
1222 memset(dllName,0,sizeof(dllName));
1223 hres= RegQueryValueExW(key,NULL,NULL,NULL,(LPBYTE)dllName,&dllNameLen);
1224 if (hres)
1225 return REGDB_E_CLASSNOTREG; /* FIXME: check retval */
1226 RegCloseKey(key);
1227 TRACE("found InprocServer32 dll %s\n", debugstr_w(dllName));
1229 /* open dll, call DllGetClassObject */
1230 hLibrary = CoLoadLibrary(dllName, TRUE);
1231 if (hLibrary == 0) {
1232 FIXME("couldn't load InprocServer32 dll %s\n", debugstr_w(dllName));
1233 return E_ACCESSDENIED; /* or should this be CO_E_DLLNOTFOUND? */
1235 DllGetClassObject = (DllGetClassObjectFunc)GetProcAddress(hLibrary, "DllGetClassObject");
1236 if (!DllGetClassObject) {
1237 /* not sure if this should be called here CoFreeLibrary(hLibrary);*/
1238 FIXME("couldn't find function DllGetClassObject in %s\n", debugstr_w(dllName));
1239 return E_ACCESSDENIED;
1243 * Ask the DLL for its class object. (there was a note here about class
1244 * factories but this is good.
1246 return DllGetClassObject(rclsid, iid, ppv);
1248 return hres;
1251 /***********************************************************************
1252 * CoResumeClassObjects
1254 * Resumes classobjects registered with REGCLS suspended
1256 HRESULT WINAPI CoResumeClassObjects(void)
1258 FIXME("\n");
1259 return S_OK;
1262 /***********************************************************************
1263 * GetClassFile
1265 * This function supplies the CLSID associated with the given filename.
1267 HRESULT WINAPI GetClassFile(LPOLESTR filePathName,CLSID *pclsid)
1269 IStorage *pstg=0;
1270 HRESULT res;
1271 int nbElm=0,length=0,i=0;
1272 LONG sizeProgId=20;
1273 LPOLESTR *pathDec=0,absFile=0,progId=0;
1274 WCHAR extention[100]={0};
1276 TRACE("()\n");
1278 /* if the file contain a storage object the return the CLSID writen by IStorage_SetClass method*/
1279 if((StgIsStorageFile(filePathName))==S_OK){
1281 res=StgOpenStorage(filePathName,NULL,STGM_READ | STGM_SHARE_DENY_WRITE,NULL,0,&pstg);
1283 if (SUCCEEDED(res))
1284 res=ReadClassStg(pstg,pclsid);
1286 IStorage_Release(pstg);
1288 return res;
1290 /* if the file is not a storage object then attemps to match various bits in the file against a
1291 pattern in the registry. this case is not frequently used ! so I present only the psodocode for
1292 this case
1294 for(i=0;i<nFileTypes;i++)
1296 for(i=0;j<nPatternsForType;j++){
1298 PATTERN pat;
1299 HANDLE hFile;
1301 pat=ReadPatternFromRegistry(i,j);
1302 hFile=CreateFileW(filePathName,,,,,,hFile);
1303 SetFilePosition(hFile,pat.offset);
1304 ReadFile(hFile,buf,pat.size,NULL,NULL);
1305 if (memcmp(buf&pat.mask,pat.pattern.pat.size)==0){
1307 *pclsid=ReadCLSIDFromRegistry(i);
1308 return S_OK;
1313 /* if the obove strategies fail then search for the extension key in the registry */
1315 /* get the last element (absolute file) in the path name */
1316 nbElm=FileMonikerImpl_DecomposePath(filePathName,&pathDec);
1317 absFile=pathDec[nbElm-1];
1319 /* failed if the path represente a directory and not an absolute file name*/
1320 if (lstrcmpW(absFile,(LPOLESTR)"\\"))
1321 return MK_E_INVALIDEXTENSION;
1323 /* get the extension of the file */
1324 length=lstrlenW(absFile);
1325 for(i=length-1; ( (i>=0) && (extention[i]=absFile[i]) );i--);
1327 /* get the progId associated to the extension */
1328 progId=CoTaskMemAlloc(sizeProgId);
1330 res=RegQueryValueW(HKEY_CLASSES_ROOT,extention,progId,&sizeProgId);
1332 if (res==ERROR_MORE_DATA){
1334 progId = CoTaskMemRealloc(progId,sizeProgId);
1335 res=RegQueryValueW(HKEY_CLASSES_ROOT,extention,progId,&sizeProgId);
1337 if (res==ERROR_SUCCESS)
1338 /* return the clsid associated to the progId */
1339 res= CLSIDFromProgID(progId,pclsid);
1341 for(i=0; pathDec[i]!=NULL;i++)
1342 CoTaskMemFree(pathDec[i]);
1343 CoTaskMemFree(pathDec);
1345 CoTaskMemFree(progId);
1347 if (res==ERROR_SUCCESS)
1348 return res;
1350 return MK_E_INVALIDEXTENSION;
1352 /******************************************************************************
1353 * CoRegisterMessageFilter16 [COMPOBJ.27]
1355 HRESULT WINAPI CoRegisterMessageFilter16(
1356 LPMESSAGEFILTER lpMessageFilter,
1357 LPMESSAGEFILTER *lplpMessageFilter
1359 FIXME("(%p,%p),stub!\n",lpMessageFilter,lplpMessageFilter);
1360 return 0;
1363 /***********************************************************************
1364 * CoCreateInstance [COMPOBJ.13, OLE32.7]
1366 HRESULT WINAPI CoCreateInstance(
1367 REFCLSID rclsid,
1368 LPUNKNOWN pUnkOuter,
1369 DWORD dwClsContext,
1370 REFIID iid,
1371 LPVOID *ppv)
1373 HRESULT hres;
1374 LPCLASSFACTORY lpclf = 0;
1377 * Sanity check
1379 if (ppv==0)
1380 return E_POINTER;
1383 * Initialize the "out" parameter
1385 *ppv = 0;
1388 * Get a class factory to construct the object we want.
1390 hres = CoGetClassObject(rclsid,
1391 dwClsContext,
1392 NULL,
1393 &IID_IClassFactory,
1394 (LPVOID)&lpclf);
1396 if (FAILED(hres)) {
1397 FIXME("no instance created for %s, hres is 0x%08lx\n",debugstr_guid(iid),hres);
1398 return hres;
1402 * Create the object and don't forget to release the factory
1404 hres = IClassFactory_CreateInstance(lpclf, pUnkOuter, iid, ppv);
1405 IClassFactory_Release(lpclf);
1407 return hres;
1410 /***********************************************************************
1411 * CoCreateInstanceEx [OLE32.165]
1413 HRESULT WINAPI CoCreateInstanceEx(
1414 REFCLSID rclsid,
1415 LPUNKNOWN pUnkOuter,
1416 DWORD dwClsContext,
1417 COSERVERINFO* pServerInfo,
1418 ULONG cmq,
1419 MULTI_QI* pResults)
1421 IUnknown* pUnk = NULL;
1422 HRESULT hr;
1423 ULONG index;
1424 int successCount = 0;
1427 * Sanity check
1429 if ( (cmq==0) || (pResults==NULL))
1430 return E_INVALIDARG;
1432 if (pServerInfo!=NULL)
1433 FIXME("() non-NULL pServerInfo not supported!\n");
1436 * Initialize all the "out" parameters.
1438 for (index = 0; index < cmq; index++)
1440 pResults[index].pItf = NULL;
1441 pResults[index].hr = E_NOINTERFACE;
1445 * Get the object and get its IUnknown pointer.
1447 hr = CoCreateInstance(rclsid,
1448 pUnkOuter,
1449 dwClsContext,
1450 &IID_IUnknown,
1451 (VOID**)&pUnk);
1453 if (hr)
1454 return hr;
1457 * Then, query for all the interfaces requested.
1459 for (index = 0; index < cmq; index++)
1461 pResults[index].hr = IUnknown_QueryInterface(pUnk,
1462 pResults[index].pIID,
1463 (VOID**)&(pResults[index].pItf));
1465 if (pResults[index].hr == S_OK)
1466 successCount++;
1470 * Release our temporary unknown pointer.
1472 IUnknown_Release(pUnk);
1474 if (successCount == 0)
1475 return E_NOINTERFACE;
1477 if (successCount!=cmq)
1478 return CO_S_NOTALLINTERFACES;
1480 return S_OK;
1483 /***********************************************************************
1484 * CoFreeLibrary [COMPOBJ.13]
1486 void WINAPI CoFreeLibrary(HINSTANCE hLibrary)
1488 OpenDll *ptr, *prev;
1489 OpenDll *tmp;
1491 /* lookup library in linked list */
1492 prev = NULL;
1493 for (ptr = openDllList; ptr != NULL; ptr=ptr->next) {
1494 if (ptr->hLibrary == hLibrary) {
1495 break;
1497 prev = ptr;
1500 if (ptr == NULL) {
1501 /* shouldn't happen if user passed in a valid hLibrary */
1502 return;
1504 /* assert: ptr points to the library entry to free */
1506 /* free library and remove node from list */
1507 FreeLibrary(hLibrary);
1508 if (ptr == openDllList) {
1509 tmp = openDllList->next;
1510 HeapFree(GetProcessHeap(), 0, openDllList);
1511 openDllList = tmp;
1512 } else {
1513 tmp = ptr->next;
1514 HeapFree(GetProcessHeap(), 0, ptr);
1515 prev->next = tmp;
1521 /***********************************************************************
1522 * CoFreeAllLibraries [COMPOBJ.12]
1524 void WINAPI CoFreeAllLibraries(void)
1526 OpenDll *ptr, *tmp;
1528 for (ptr = openDllList; ptr != NULL; ) {
1529 tmp=ptr->next;
1530 CoFreeLibrary(ptr->hLibrary);
1531 ptr = tmp;
1537 /***********************************************************************
1538 * CoFreeUnusedLibraries [COMPOBJ.17]
1540 void WINAPI CoFreeUnusedLibraries(void)
1542 OpenDll *ptr, *tmp;
1543 typedef HRESULT(*DllCanUnloadNowFunc)(void);
1544 DllCanUnloadNowFunc DllCanUnloadNow;
1546 for (ptr = openDllList; ptr != NULL; ) {
1547 DllCanUnloadNow = (DllCanUnloadNowFunc)
1548 GetProcAddress(ptr->hLibrary, "DllCanUnloadNow");
1550 if ( (DllCanUnloadNow != NULL) &&
1551 (DllCanUnloadNow() == S_OK) ) {
1552 tmp=ptr->next;
1553 CoFreeLibrary(ptr->hLibrary);
1554 ptr = tmp;
1555 } else {
1556 ptr=ptr->next;
1561 /***********************************************************************
1562 * CoFileTimeNow [COMPOBJ.82, OLE32.10]
1563 * RETURNS
1564 * the current system time in lpFileTime
1566 HRESULT WINAPI CoFileTimeNow( FILETIME *lpFileTime ) /* [out] the current time */
1568 GetSystemTimeAsFileTime( lpFileTime );
1569 return S_OK;
1572 /***********************************************************************
1573 * CoTaskMemAlloc (OLE32.43)
1574 * RETURNS
1575 * pointer to newly allocated block
1577 LPVOID WINAPI CoTaskMemAlloc(
1578 ULONG size /* [in] size of memoryblock to be allocated */
1580 LPMALLOC lpmalloc;
1581 HRESULT ret = CoGetMalloc(0,&lpmalloc);
1583 if (FAILED(ret))
1584 return NULL;
1586 return IMalloc_Alloc(lpmalloc,size);
1588 /***********************************************************************
1589 * CoTaskMemFree (OLE32.44)
1591 VOID WINAPI CoTaskMemFree(
1592 LPVOID ptr /* [in] pointer to be freed */
1594 LPMALLOC lpmalloc;
1595 HRESULT ret = CoGetMalloc(0,&lpmalloc);
1597 if (FAILED(ret))
1598 return;
1600 IMalloc_Free(lpmalloc, ptr);
1603 /***********************************************************************
1604 * CoTaskMemRealloc (OLE32.45)
1605 * RETURNS
1606 * pointer to newly allocated block
1608 LPVOID WINAPI CoTaskMemRealloc(
1609 LPVOID pvOld,
1610 ULONG size) /* [in] size of memoryblock to be allocated */
1612 LPMALLOC lpmalloc;
1613 HRESULT ret = CoGetMalloc(0,&lpmalloc);
1615 if (FAILED(ret))
1616 return NULL;
1618 return IMalloc_Realloc(lpmalloc, pvOld, size);
1621 /***********************************************************************
1622 * CoLoadLibrary (OLE32.30)
1624 HINSTANCE WINAPI CoLoadLibrary(LPOLESTR lpszLibName, BOOL bAutoFree)
1626 HINSTANCE hLibrary;
1627 OpenDll *ptr;
1628 OpenDll *tmp;
1630 TRACE("(%s, %d)\n", debugstr_w(lpszLibName), bAutoFree);
1632 hLibrary = LoadLibraryExW(lpszLibName, 0, LOAD_WITH_ALTERED_SEARCH_PATH);
1634 if (!bAutoFree)
1635 return hLibrary;
1637 if (openDllList == NULL) {
1638 /* empty list -- add first node */
1639 openDllList = (OpenDll*)HeapAlloc(GetProcessHeap(),0, sizeof(OpenDll));
1640 openDllList->hLibrary=hLibrary;
1641 openDllList->next = NULL;
1642 } else {
1643 /* search for this dll */
1644 int found = FALSE;
1645 for (ptr = openDllList; ptr->next != NULL; ptr=ptr->next) {
1646 if (ptr->hLibrary == hLibrary) {
1647 found = TRUE;
1648 break;
1651 if (!found) {
1652 /* dll not found, add it */
1653 tmp = openDllList;
1654 openDllList = (OpenDll*)HeapAlloc(GetProcessHeap(),0, sizeof(OpenDll));
1655 openDllList->hLibrary = hLibrary;
1656 openDllList->next = tmp;
1660 return hLibrary;
1663 /***********************************************************************
1664 * CoInitializeWOW (OLE32.27)
1666 HRESULT WINAPI CoInitializeWOW(DWORD x,DWORD y) {
1667 FIXME("(0x%08lx,0x%08lx),stub!\n",x,y);
1668 return 0;
1671 /******************************************************************************
1672 * CoLockObjectExternal16 [COMPOBJ.63]
1674 HRESULT WINAPI CoLockObjectExternal16(
1675 LPUNKNOWN pUnk, /* [in] object to be locked */
1676 BOOL16 fLock, /* [in] do lock */
1677 BOOL16 fLastUnlockReleases /* [in] ? */
1679 FIXME("(%p,%d,%d),stub!\n",pUnk,fLock,fLastUnlockReleases);
1680 return S_OK;
1683 /******************************************************************************
1684 * CoLockObjectExternal [OLE32.31]
1686 HRESULT WINAPI CoLockObjectExternal(
1687 LPUNKNOWN pUnk, /* [in] object to be locked */
1688 BOOL fLock, /* [in] do lock */
1689 BOOL fLastUnlockReleases) /* [in] unlock all */
1692 if (fLock)
1695 * Increment the external lock coutner, COM_ExternalLockAddRef also
1696 * increment the object's internal lock counter.
1698 COM_ExternalLockAddRef( pUnk);
1700 else
1703 * Decrement the external lock coutner, COM_ExternalLockRelease also
1704 * decrement the object's internal lock counter.
1706 COM_ExternalLockRelease( pUnk, fLastUnlockReleases);
1709 return S_OK;
1712 /***********************************************************************
1713 * CoGetState16 [COMPOBJ.115]
1715 HRESULT WINAPI CoGetState16(LPDWORD state)
1717 FIXME("(%p),stub!\n", state);
1718 *state = 0;
1719 return S_OK;
1721 /***********************************************************************
1722 * CoSetState [COM32.42]
1724 HRESULT WINAPI CoSetState(LPDWORD state)
1726 FIXME("(%p),stub!\n", state);
1727 if (state) *state = 0;
1728 return S_OK;
1730 /***********************************************************************
1731 * CoCreateFreeThreadedMarshaler [OLE32.5]
1733 HRESULT WINAPI CoCreateFreeThreadedMarshaler (LPUNKNOWN punkOuter, LPUNKNOWN* ppunkMarshal)
1735 FIXME ("(%p %p): stub\n", punkOuter, ppunkMarshal);
1737 return S_OK;
1741 /***********************************************************************
1742 * DllGetClassObject [OLE32.63]
1744 HRESULT WINAPI OLE32_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv)
1746 FIXME("\n\tCLSID:\t%s,\n\tIID:\t%s\n",debugstr_guid(rclsid),debugstr_guid(iid));
1747 *ppv = NULL;
1748 return CLASS_E_CLASSNOTAVAILABLE;
1752 /***
1753 * COM_RevokeAllClasses
1755 * This method is called when the COM libraries are uninitialized to
1756 * release all the references to the class objects registered with
1757 * the library
1759 static void COM_RevokeAllClasses()
1761 while (firstRegisteredClass!=0)
1763 CoRevokeClassObject(firstRegisteredClass->dwCookie);
1767 /****************************************************************************
1768 * COM External Lock methods implementation
1771 /****************************************************************************
1772 * Public - Method that increments the count for a IUnknown* in the linked
1773 * list. The item is inserted if not already in the list.
1775 static void COM_ExternalLockAddRef(
1776 IUnknown *pUnk)
1778 COM_ExternalLock *externalLock = COM_ExternalLockFind(pUnk);
1781 * Add an external lock to the object. If it was already externally
1782 * locked, just increase the reference count. If it was not.
1783 * add the item to the list.
1785 if ( externalLock == EL_NOT_FOUND )
1786 COM_ExternalLockInsert(pUnk);
1787 else
1788 externalLock->uRefCount++;
1791 * Add an internal lock to the object
1793 IUnknown_AddRef(pUnk);
1796 /****************************************************************************
1797 * Public - Method that decrements the count for a IUnknown* in the linked
1798 * list. The item is removed from the list if its count end up at zero or if
1799 * bRelAll is TRUE.
1801 static void COM_ExternalLockRelease(
1802 IUnknown *pUnk,
1803 BOOL bRelAll)
1805 COM_ExternalLock *externalLock = COM_ExternalLockFind(pUnk);
1807 if ( externalLock != EL_NOT_FOUND )
1811 externalLock->uRefCount--; /* release external locks */
1812 IUnknown_Release(pUnk); /* release local locks as well */
1814 if ( bRelAll == FALSE )
1815 break; /* perform single release */
1817 } while ( externalLock->uRefCount > 0 );
1819 if ( externalLock->uRefCount == 0 ) /* get rid of the list entry */
1820 COM_ExternalLockDelete(externalLock);
1823 /****************************************************************************
1824 * Public - Method that frees the content of the list.
1826 static void COM_ExternalLockFreeList()
1828 COM_ExternalLock *head;
1830 head = elList.head; /* grab it by the head */
1831 while ( head != EL_END_OF_LIST )
1833 COM_ExternalLockDelete(head); /* get rid of the head stuff */
1835 head = elList.head; /* get the new head... */
1839 /****************************************************************************
1840 * Public - Method that dump the content of the list.
1842 void COM_ExternalLockDump()
1844 COM_ExternalLock *current = elList.head;
1846 DPRINTF("\nExternal lock list contains:\n");
1848 while ( current != EL_END_OF_LIST )
1850 DPRINTF( "\t%p with %lu references count.\n", current->pUnk, current->uRefCount);
1852 /* Skip to the next item */
1853 current = current->next;
1858 /****************************************************************************
1859 * Internal - Find a IUnknown* in the linked list
1861 static COM_ExternalLock* COM_ExternalLockFind(
1862 IUnknown *pUnk)
1864 return COM_ExternalLockLocate(elList.head, pUnk);
1867 /****************************************************************************
1868 * Internal - Recursivity agent for IUnknownExternalLockList_Find
1870 static COM_ExternalLock* COM_ExternalLockLocate(
1871 COM_ExternalLock *element,
1872 IUnknown *pUnk)
1874 if ( element == EL_END_OF_LIST )
1875 return EL_NOT_FOUND;
1877 else if ( element->pUnk == pUnk ) /* We found it */
1878 return element;
1880 else /* Not the right guy, keep on looking */
1881 return COM_ExternalLockLocate( element->next, pUnk);
1884 /****************************************************************************
1885 * Internal - Insert a new IUnknown* to the linked list
1887 static BOOL COM_ExternalLockInsert(
1888 IUnknown *pUnk)
1890 COM_ExternalLock *newLock = NULL;
1891 COM_ExternalLock *previousHead = NULL;
1894 * Allocate space for the new storage object
1896 newLock = HeapAlloc(GetProcessHeap(), 0, sizeof(COM_ExternalLock));
1898 if (newLock!=NULL)
1900 if ( elList.head == EL_END_OF_LIST )
1902 elList.head = newLock; /* The list is empty */
1904 else
1907 * insert does it at the head
1909 previousHead = elList.head;
1910 elList.head = newLock;
1914 * Set new list item data member
1916 newLock->pUnk = pUnk;
1917 newLock->uRefCount = 1;
1918 newLock->next = previousHead;
1920 return TRUE;
1922 else
1923 return FALSE;
1926 /****************************************************************************
1927 * Internal - Method that removes an item from the linked list.
1929 static void COM_ExternalLockDelete(
1930 COM_ExternalLock *itemList)
1932 COM_ExternalLock *current = elList.head;
1934 if ( current == itemList )
1937 * this section handles the deletion of the first node
1939 elList.head = itemList->next;
1940 HeapFree( GetProcessHeap(), 0, itemList);
1942 else
1946 if ( current->next == itemList ) /* We found the item to free */
1948 current->next = itemList->next; /* readjust the list pointers */
1950 HeapFree( GetProcessHeap(), 0, itemList);
1951 break;
1954 /* Skip to the next item */
1955 current = current->next;
1957 } while ( current != EL_END_OF_LIST );
1961 /***********************************************************************
1962 * COMPOBJ_DllEntryPoint [COMPOBJ.entry]
1964 * Initialization code for the COMPOBJ DLL
1966 * RETURNS:
1968 BOOL WINAPI COMPOBJ_DllEntryPoint(DWORD Reason, HINSTANCE16 hInst, WORD ds, WORD HeapSize, DWORD res1, WORD res2)
1970 TRACE("(%08lx, %04x, %04x, %04x, %08lx, %04x)\n", Reason, hInst, ds, HeapSize,
1971 res1, res2);
1972 switch(Reason)
1974 case DLL_PROCESS_ATTACH:
1975 if (!COMPOBJ_Attach++) COMPOBJ_hInstance = hInst;
1976 break;
1978 case DLL_PROCESS_DETACH:
1979 if(!--COMPOBJ_Attach)
1980 COMPOBJ_hInstance = 0;
1981 break;
1983 return TRUE;
1986 /******************************************************************************
1987 * OleGetAutoConvert [OLE32.104]
1989 HRESULT WINAPI OleGetAutoConvert(REFCLSID clsidOld, LPCLSID pClsidNew)
1991 HKEY hkey = 0;
1992 char buf[200];
1993 WCHAR wbuf[200];
1994 DWORD len;
1995 HRESULT res = S_OK;
1997 sprintf(buf,"CLSID\\");WINE_StringFromCLSID(clsidOld,&buf[6]);
1998 if (RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&hkey))
2000 res = REGDB_E_CLASSNOTREG;
2001 goto done;
2003 len = 200;
2004 /* we can just query for the default value of AutoConvertTo key like that,
2005 without opening the AutoConvertTo key and querying for NULL (default) */
2006 if (RegQueryValueA(hkey,"AutoConvertTo",buf,&len))
2008 res = REGDB_E_KEYMISSING;
2009 goto done;
2011 MultiByteToWideChar( CP_ACP, 0, buf, -1, wbuf, sizeof(wbuf)/sizeof(WCHAR) );
2012 CLSIDFromString(wbuf,pClsidNew);
2013 done:
2014 if (hkey) RegCloseKey(hkey);
2016 return res;
2019 /******************************************************************************
2020 * OleSetAutoConvert [OLE32.126]
2022 HRESULT WINAPI OleSetAutoConvert(REFCLSID clsidOld, REFCLSID clsidNew)
2024 HKEY hkey = 0, hkeyConvert = 0;
2025 char buf[200], szClsidNew[200];
2026 HRESULT res = S_OK;
2028 TRACE("(%p,%p);\n", clsidOld, clsidNew);
2029 sprintf(buf,"CLSID\\");WINE_StringFromCLSID(clsidOld,&buf[6]);
2030 WINE_StringFromCLSID(clsidNew, szClsidNew);
2031 if (RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&hkey))
2033 res = REGDB_E_CLASSNOTREG;
2034 goto done;
2036 if (RegCreateKeyA(hkey, "AutoConvertTo", &hkeyConvert))
2038 res = REGDB_E_WRITEREGDB;
2039 goto done;
2041 if (RegSetValueExA(hkeyConvert, NULL, 0,
2042 REG_SZ, (LPBYTE)szClsidNew, strlen(szClsidNew)+1))
2044 res = REGDB_E_WRITEREGDB;
2045 goto done;
2048 done:
2049 if (hkeyConvert) RegCloseKey(hkeyConvert);
2050 if (hkey) RegCloseKey(hkey);
2052 return res;
2055 /***********************************************************************
2056 * IsEqualGUID [OLE32.76]
2058 * Compares two Unique Identifiers.
2060 * RETURNS
2061 * TRUE if equal
2063 #undef IsEqualGUID
2064 BOOL WINAPI IsEqualGUID(
2065 REFGUID rguid1, /* [in] unique id 1 */
2066 REFGUID rguid2 /* [in] unique id 2 */
2069 return !memcmp(rguid1,rguid2,sizeof(GUID));