xref: /reactos/dll/win32/urlmon/urlmon_main.c (revision 407c54ba)
1 /*
2  * UrlMon
3  *
4  * Copyright (c) 2000 Patrik Stridvall
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #include <stdarg.h>
22 
23 #define NONAMELESSUNION
24 
25 #include "urlmon_main.h"
26 
27 #include "winreg.h"
28 
29 #define NO_SHLWAPI_REG
30 #include "shlwapi.h"
31 #include "advpub.h"
32 #include "initguid.h"
33 
34 #include "wine/debug.h"
35 
36 #include "urlmon.h"
37 
38 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
39 
40 DEFINE_GUID(CLSID_CUri, 0xDF2FCE13, 0x25EC, 0x45BB, 0x9D,0x4C, 0xCE,0xCD,0x47,0xC2,0x43,0x0C);
41 
42 LONG URLMON_refCount = 0;
43 HINSTANCE urlmon_instance;
44 
45 static HMODULE hCabinet = NULL;
46 static DWORD urlmon_tls = TLS_OUT_OF_INDEXES;
47 
48 static void init_session(void);
49 
50 static struct list tls_list = LIST_INIT(tls_list);
51 
52 static CRITICAL_SECTION tls_cs;
53 static CRITICAL_SECTION_DEBUG tls_cs_dbg =
54 {
55     0, 0, &tls_cs,
56     { &tls_cs_dbg.ProcessLocksList, &tls_cs_dbg.ProcessLocksList },
57       0, 0, { (DWORD_PTR)(__FILE__ ": tls") }
58 };
59 
60 static CRITICAL_SECTION tls_cs = { &tls_cs_dbg, -1, 0, 0, 0, 0 };
61 
62 tls_data_t *get_tls_data(void)
63 {
64     tls_data_t *data;
65 
66     if(urlmon_tls == TLS_OUT_OF_INDEXES) {
67         DWORD tls = TlsAlloc();
68         if(tls == TLS_OUT_OF_INDEXES)
69             return NULL;
70 
71         tls = InterlockedCompareExchange((LONG*)&urlmon_tls, tls, TLS_OUT_OF_INDEXES);
72         if(tls != urlmon_tls)
73             TlsFree(tls);
74     }
75 
76     data = TlsGetValue(urlmon_tls);
77     if(!data) {
78         data = heap_alloc_zero(sizeof(tls_data_t));
79         if(!data)
80             return NULL;
81 
82         EnterCriticalSection(&tls_cs);
83         list_add_tail(&tls_list, &data->entry);
84         LeaveCriticalSection(&tls_cs);
85 
86         TlsSetValue(urlmon_tls, data);
87     }
88 
89     return data;
90 }
91 
92 static void free_tls_list(void)
93 {
94     tls_data_t *data;
95 
96     if(urlmon_tls == TLS_OUT_OF_INDEXES)
97         return;
98 
99     while(!list_empty(&tls_list)) {
100         data = LIST_ENTRY(list_head(&tls_list), tls_data_t, entry);
101         list_remove(&data->entry);
102         heap_free(data);
103     }
104 
105     TlsFree(urlmon_tls);
106 }
107 
108 static void detach_thread(void)
109 {
110     tls_data_t *data;
111 
112     if(urlmon_tls == TLS_OUT_OF_INDEXES)
113         return;
114 
115     data = TlsGetValue(urlmon_tls);
116     if(!data)
117         return;
118 
119     EnterCriticalSection(&tls_cs);
120     list_remove(&data->entry);
121     LeaveCriticalSection(&tls_cs);
122 
123     if(data->notif_hwnd) {
124         WARN("notif_hwnd not destroyed\n");
125         DestroyWindow(data->notif_hwnd);
126     }
127 
128     heap_free(data);
129 }
130 
131 static void process_detach(void)
132 {
133     HINTERNET internet_session;
134 
135     internet_session = get_internet_session(NULL);
136     if(internet_session)
137         InternetCloseHandle(internet_session);
138 
139     if (hCabinet)
140         FreeLibrary(hCabinet);
141 
142     free_session();
143     free_tls_list();
144     unregister_notif_wnd_class();
145 }
146 
147 /***********************************************************************
148  *		DllMain (URLMON.init)
149  */
150 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
151 {
152     TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
153 
154     URLMON_DllMain( hinstDLL, fdwReason, fImpLoad );
155 
156     switch(fdwReason) {
157     case DLL_PROCESS_ATTACH:
158         urlmon_instance = hinstDLL;
159         init_session();
160         break;
161 
162     case DLL_PROCESS_DETACH:
163         if (fImpLoad) break;
164         process_detach();
165         DeleteCriticalSection(&tls_cs);
166         break;
167 
168     case DLL_THREAD_DETACH:
169         detach_thread();
170         break;
171     }
172     return TRUE;
173 }
174 
175 const char *debugstr_bindstatus(ULONG status)
176 {
177     switch(status) {
178 #define X(x) case x: return #x
179     X(BINDSTATUS_FINDINGRESOURCE);
180     X(BINDSTATUS_CONNECTING);
181     X(BINDSTATUS_REDIRECTING);
182     X(BINDSTATUS_BEGINDOWNLOADDATA);
183     X(BINDSTATUS_DOWNLOADINGDATA);
184     X(BINDSTATUS_ENDDOWNLOADDATA);
185     X(BINDSTATUS_BEGINDOWNLOADCOMPONENTS);
186     X(BINDSTATUS_INSTALLINGCOMPONENTS);
187     X(BINDSTATUS_ENDDOWNLOADCOMPONENTS);
188     X(BINDSTATUS_USINGCACHEDCOPY);
189     X(BINDSTATUS_SENDINGREQUEST);
190     X(BINDSTATUS_CLASSIDAVAILABLE);
191     X(BINDSTATUS_MIMETYPEAVAILABLE);
192     X(BINDSTATUS_CACHEFILENAMEAVAILABLE);
193     X(BINDSTATUS_BEGINSYNCOPERATION);
194     X(BINDSTATUS_ENDSYNCOPERATION);
195     X(BINDSTATUS_BEGINUPLOADDATA);
196     X(BINDSTATUS_UPLOADINGDATA);
197     X(BINDSTATUS_ENDUPLOADINGDATA);
198     X(BINDSTATUS_PROTOCOLCLASSID);
199     X(BINDSTATUS_ENCODING);
200     X(BINDSTATUS_VERIFIEDMIMETYPEAVAILABLE);
201     X(BINDSTATUS_CLASSINSTALLLOCATION);
202     X(BINDSTATUS_DECODING);
203     X(BINDSTATUS_LOADINGMIMEHANDLER);
204     X(BINDSTATUS_CONTENTDISPOSITIONATTACH);
205     X(BINDSTATUS_FILTERREPORTMIMETYPE);
206     X(BINDSTATUS_CLSIDCANINSTANTIATE);
207     X(BINDSTATUS_IUNKNOWNAVAILABLE);
208     X(BINDSTATUS_DIRECTBIND);
209     X(BINDSTATUS_RAWMIMETYPE);
210     X(BINDSTATUS_PROXYDETECTING);
211     X(BINDSTATUS_ACCEPTRANGES);
212     X(BINDSTATUS_COOKIE_SENT);
213     X(BINDSTATUS_COMPACT_POLICY_RECEIVED);
214     X(BINDSTATUS_COOKIE_SUPPRESSED);
215     X(BINDSTATUS_COOKIE_STATE_UNKNOWN);
216     X(BINDSTATUS_COOKIE_STATE_ACCEPT);
217     X(BINDSTATUS_COOKIE_STATE_REJECT);
218     X(BINDSTATUS_COOKIE_STATE_PROMPT);
219     X(BINDSTATUS_COOKIE_STATE_LEASH);
220     X(BINDSTATUS_COOKIE_STATE_DOWNGRADE);
221     X(BINDSTATUS_POLICY_HREF);
222     X(BINDSTATUS_P3P_HEADER);
223     X(BINDSTATUS_SESSION_COOKIE_RECEIVED);
224     X(BINDSTATUS_PERSISTENT_COOKIE_RECEIVED);
225     X(BINDSTATUS_SESSION_COOKIES_ALLOWED);
226     X(BINDSTATUS_CACHECONTROL);
227     X(BINDSTATUS_CONTENTDISPOSITIONFILENAME);
228     X(BINDSTATUS_MIMETEXTPLAINMISMATCH);
229     X(BINDSTATUS_PUBLISHERAVAILABLE);
230     X(BINDSTATUS_DISPLAYNAMEAVAILABLE);
231 #undef X
232     default:
233         return wine_dbg_sprintf("(invalid status %u)", status);
234     }
235 }
236 
237 /***********************************************************************
238  *		DllInstall (URLMON.@)
239  */
240 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
241 {
242   FIXME("(%s, %s): stub\n", bInstall?"TRUE":"FALSE",
243 	debugstr_w(cmdline));
244 
245   return S_OK;
246 }
247 
248 /***********************************************************************
249  *		DllCanUnloadNow (URLMON.@)
250  */
251 HRESULT WINAPI DllCanUnloadNow(void)
252 {
253     return URLMON_refCount != 0 ? S_FALSE : S_OK;
254 }
255 
256 
257 
258 /******************************************************************************
259  * Urlmon ClassFactory
260  */
261 typedef struct {
262     IClassFactory IClassFactory_iface;
263 
264     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
265 } ClassFactory;
266 
267 static inline ClassFactory *impl_from_IClassFactory(IClassFactory *iface)
268 {
269     return CONTAINING_RECORD(iface, ClassFactory, IClassFactory_iface);
270 }
271 
272 static HRESULT WINAPI CF_QueryInterface(IClassFactory *iface, REFIID riid, LPVOID *ppv)
273 {
274     *ppv = NULL;
275 
276     if(IsEqualGUID(riid, &IID_IUnknown)) {
277         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
278         *ppv = iface;
279     }else if(IsEqualGUID(riid, &IID_IClassFactory)) {
280         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
281         *ppv = iface;
282     }
283 
284     if(*ppv) {
285 	IUnknown_AddRef((IUnknown*)*ppv);
286 	return S_OK;
287     }
288 
289     WARN("(%p)->(%s,%p),not found\n", iface, debugstr_guid(riid), ppv);
290     return E_NOINTERFACE;
291 }
292 
293 static ULONG WINAPI CF_AddRef(IClassFactory *iface)
294 {
295     URLMON_LockModule();
296     return 2;
297 }
298 
299 static ULONG WINAPI CF_Release(IClassFactory *iface)
300 {
301     URLMON_UnlockModule();
302     return 1;
303 }
304 
305 
306 static HRESULT WINAPI CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
307                                         REFIID riid, LPVOID *ppobj)
308 {
309     ClassFactory *This = impl_from_IClassFactory(iface);
310     HRESULT hres;
311     LPUNKNOWN punk;
312 
313     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
314 
315     *ppobj = NULL;
316     if(SUCCEEDED(hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk))) {
317         hres = IUnknown_QueryInterface(punk, riid, ppobj);
318         IUnknown_Release(punk);
319     }
320     return hres;
321 }
322 
323 static HRESULT WINAPI CF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
324 {
325     TRACE("(%d)\n", dolock);
326 
327     if (dolock)
328 	   URLMON_LockModule();
329     else
330 	   URLMON_UnlockModule();
331 
332     return S_OK;
333 }
334 
335 static const IClassFactoryVtbl ClassFactoryVtbl =
336 {
337     CF_QueryInterface,
338     CF_AddRef,
339     CF_Release,
340     CF_CreateInstance,
341     CF_LockServer
342 };
343 
344 static ClassFactory FileProtocolCF =
345     { { &ClassFactoryVtbl }, FileProtocol_Construct};
346 static ClassFactory FtpProtocolCF =
347     { { &ClassFactoryVtbl }, FtpProtocol_Construct};
348 static ClassFactory GopherProtocolCF =
349     { { &ClassFactoryVtbl }, GopherProtocol_Construct};
350 static ClassFactory HttpProtocolCF =
351     { { &ClassFactoryVtbl }, HttpProtocol_Construct};
352 static ClassFactory HttpSProtocolCF =
353     { { &ClassFactoryVtbl }, HttpSProtocol_Construct};
354 static ClassFactory MkProtocolCF =
355     { { &ClassFactoryVtbl }, MkProtocol_Construct};
356 static ClassFactory SecurityManagerCF =
357     { { &ClassFactoryVtbl }, SecManagerImpl_Construct};
358 static ClassFactory ZoneManagerCF =
359     { { &ClassFactoryVtbl }, ZoneMgrImpl_Construct};
360 static ClassFactory StdURLMonikerCF =
361     { { &ClassFactoryVtbl }, StdURLMoniker_Construct};
362 static ClassFactory MimeFilterCF =
363     { { &ClassFactoryVtbl }, MimeFilter_Construct};
364 static ClassFactory CUriCF =
365     { { &ClassFactoryVtbl }, Uri_Construct};
366 
367 struct object_creation_info
368 {
369     const CLSID *clsid;
370     IClassFactory *cf;
371     LPCWSTR protocol;
372 };
373 
374 static const WCHAR wszFile[] = {'f','i','l','e',0};
375 static const WCHAR wszFtp[]  = {'f','t','p',0};
376 static const WCHAR wszGopher[]  = {'g','o','p','h','e','r',0};
377 static const WCHAR wszHttp[] = {'h','t','t','p',0};
378 static const WCHAR wszHttps[] = {'h','t','t','p','s',0};
379 static const WCHAR wszMk[]   = {'m','k',0};
380 
381 static const struct object_creation_info object_creation[] =
382 {
383     { &CLSID_FileProtocol,            &FileProtocolCF.IClassFactory_iface,    wszFile },
384     { &CLSID_FtpProtocol,             &FtpProtocolCF.IClassFactory_iface,     wszFtp  },
385     { &CLSID_GopherProtocol,          &GopherProtocolCF.IClassFactory_iface,  wszGopher },
386     { &CLSID_HttpProtocol,            &HttpProtocolCF.IClassFactory_iface,    wszHttp },
387     { &CLSID_HttpSProtocol,           &HttpSProtocolCF.IClassFactory_iface,   wszHttps },
388     { &CLSID_MkProtocol,              &MkProtocolCF.IClassFactory_iface,      wszMk },
389     { &CLSID_InternetSecurityManager, &SecurityManagerCF.IClassFactory_iface, NULL    },
390     { &CLSID_InternetZoneManager,     &ZoneManagerCF.IClassFactory_iface,     NULL    },
391     { &CLSID_StdURLMoniker,           &StdURLMonikerCF.IClassFactory_iface,   NULL    },
392     { &CLSID_DeCompMimeFilter,        &MimeFilterCF.IClassFactory_iface,      NULL    },
393     { &CLSID_CUri,                    &CUriCF.IClassFactory_iface,            NULL    }
394 };
395 
396 static void init_session(void)
397 {
398     unsigned int i;
399 
400     for(i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++) {
401         if(object_creation[i].protocol)
402             register_namespace(object_creation[i].cf, object_creation[i].clsid,
403                                       object_creation[i].protocol, TRUE);
404     }
405 }
406 
407 /*******************************************************************************
408  * DllGetClassObject [URLMON.@]
409  * Retrieves class object from a DLL object
410  *
411  * NOTES
412  *    Docs say returns STDAPI
413  *
414  * PARAMS
415  *    rclsid [I] CLSID for the class object
416  *    riid   [I] Reference to identifier of interface for class object
417  *    ppv    [O] Address of variable to receive interface pointer for riid
418  *
419  * RETURNS
420  *    Success: S_OK
421  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
422  *             E_UNEXPECTED
423  */
424 
425 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
426 {
427     unsigned int i;
428     HRESULT hr;
429 
430     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
431 
432     for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
433     {
434 	if (IsEqualGUID(object_creation[i].clsid, rclsid))
435 	    return IClassFactory_QueryInterface(object_creation[i].cf, riid, ppv);
436     }
437 
438     hr = URLMON_DllGetClassObject(rclsid, riid, ppv);
439     if(SUCCEEDED(hr))
440         return hr;
441 
442     FIXME("%s: no class found.\n", debugstr_guid(rclsid));
443     return CLASS_E_CLASSNOTAVAILABLE;
444 }
445 
446 static HRESULT register_inf(BOOL doregister)
447 {
448     HRESULT (WINAPI *pRegInstall)(HMODULE hm, LPCSTR pszSection, const STRTABLEA* pstTable);
449     HMODULE hAdvpack;
450 
451     static const WCHAR wszAdvpack[] = {'a','d','v','p','a','c','k','.','d','l','l',0};
452 
453     hAdvpack = LoadLibraryW(wszAdvpack);
454     pRegInstall = (void *)GetProcAddress(hAdvpack, "RegInstall");
455 
456     return pRegInstall(hProxyDll, doregister ? "RegisterDll" : "UnregisterDll", NULL);
457 }
458 
459 /***********************************************************************
460  *		DllRegisterServer (URLMON.@)
461  */
462 HRESULT WINAPI DllRegisterServer(void)
463 {
464     HRESULT hr;
465 
466     TRACE("\n");
467 
468     hr = URLMON_DllRegisterServer();
469     return SUCCEEDED(hr) ? register_inf(TRUE) : hr;
470 }
471 
472 /***********************************************************************
473  *		DllUnregisterServer (URLMON.@)
474  */
475 HRESULT WINAPI DllUnregisterServer(void)
476 {
477     HRESULT hr;
478 
479     TRACE("\n");
480 
481     hr = URLMON_DllUnregisterServer();
482     return SUCCEEDED(hr) ? register_inf(FALSE) : hr;
483 }
484 
485 /***********************************************************************
486  *		DllRegisterServerEx (URLMON.@)
487  */
488 HRESULT WINAPI DllRegisterServerEx(void)
489 {
490     FIXME("(void): stub\n");
491 
492     return E_FAIL;
493 }
494 
495 /**************************************************************************
496  *                 IsValidURL (URLMON.@)
497  *
498  * Determines if a specified string is a valid URL.
499  *
500  * PARAMS
501  *  pBC        [I] ignored, should be NULL.
502  *  szURL      [I] string that represents the URL in question.
503  *  dwReserved [I] reserved and must be zero.
504  *
505  * RETURNS
506  *  Success: S_OK.
507  *  Failure: S_FALSE.
508  *  returns E_INVALIDARG if one or more of the args is invalid.
509  *
510  * TODO:
511  *  test functionality against windows to see what a valid URL is.
512  */
513 HRESULT WINAPI IsValidURL(LPBC pBC, LPCWSTR szURL, DWORD dwReserved)
514 {
515     FIXME("(%p, %s, %d): stub\n", pBC, debugstr_w(szURL), dwReserved);
516 
517     if (dwReserved || !szURL)
518         return E_INVALIDARG;
519 
520     return S_OK;
521 }
522 
523 /**************************************************************************
524  *                 FaultInIEFeature (URLMON.@)
525  *
526  *  Undocumented.  Appears to be used by native shdocvw.dll.
527  */
528 HRESULT WINAPI FaultInIEFeature( HWND hwnd, uCLSSPEC * pClassSpec,
529                                  QUERYCONTEXT *pQuery, DWORD flags )
530 {
531     FIXME("%p %p %p %08x\n", hwnd, pClassSpec, pQuery, flags);
532     return E_NOTIMPL;
533 }
534 
535 /**************************************************************************
536  *                 CoGetClassObjectFromURL (URLMON.@)
537  */
538 HRESULT WINAPI CoGetClassObjectFromURL( REFCLSID rclsid, LPCWSTR szCodeURL, DWORD dwFileVersionMS,
539                                         DWORD dwFileVersionLS, LPCWSTR szContentType,
540                                         LPBINDCTX pBindCtx, DWORD dwClsContext, LPVOID pvReserved,
541                                         REFIID riid, LPVOID *ppv )
542 {
543     FIXME("(%s %s %d %d %s %p %d %p %s %p) Stub!\n", debugstr_guid(rclsid), debugstr_w(szCodeURL),
544 	dwFileVersionMS, dwFileVersionLS, debugstr_w(szContentType), pBindCtx, dwClsContext, pvReserved,
545 	debugstr_guid(riid), ppv);
546     return E_NOINTERFACE;
547 }
548 
549 /***********************************************************************
550  *           ReleaseBindInfo (URLMON.@)
551  *
552  * Release the resources used by the specified BINDINFO structure.
553  *
554  * PARAMS
555  *  pbindinfo [I] BINDINFO to release.
556  *
557  * RETURNS
558  *  Nothing.
559  */
560 void WINAPI ReleaseBindInfo(BINDINFO* pbindinfo)
561 {
562     DWORD size;
563 
564     TRACE("(%p)\n", pbindinfo);
565 
566     if(!pbindinfo || !(size = pbindinfo->cbSize))
567         return;
568 
569     CoTaskMemFree(pbindinfo->szExtraInfo);
570     ReleaseStgMedium(&pbindinfo->stgmedData);
571 
572     if(offsetof(BINDINFO, szExtraInfo) < size)
573         CoTaskMemFree(pbindinfo->szCustomVerb);
574 
575     if(pbindinfo->pUnk && offsetof(BINDINFO, pUnk) < size)
576         IUnknown_Release(pbindinfo->pUnk);
577 
578     memset(pbindinfo, 0, size);
579     pbindinfo->cbSize = size;
580 }
581 
582 /***********************************************************************
583  *           CopyStgMedium (URLMON.@)
584  */
585 HRESULT WINAPI CopyStgMedium(const STGMEDIUM *src, STGMEDIUM *dst)
586 {
587     TRACE("(%p %p)\n", src, dst);
588 
589     if(!src || !dst)
590         return E_POINTER;
591 
592     *dst = *src;
593 
594     switch(dst->tymed) {
595     case TYMED_NULL:
596         break;
597     case TYMED_FILE:
598         if(src->u.lpszFileName && !src->pUnkForRelease) {
599             DWORD size = (strlenW(src->u.lpszFileName)+1)*sizeof(WCHAR);
600             dst->u.lpszFileName = CoTaskMemAlloc(size);
601             if(!dst->u.lpszFileName)
602                 return E_OUTOFMEMORY;
603             memcpy(dst->u.lpszFileName, src->u.lpszFileName, size);
604         }
605         break;
606     case TYMED_ISTREAM:
607         if(dst->u.pstm)
608             IStream_AddRef(dst->u.pstm);
609         break;
610     case TYMED_ISTORAGE:
611         if(dst->u.pstg)
612             IStorage_AddRef(dst->u.pstg);
613         break;
614     case TYMED_HGLOBAL:
615         if(dst->u.hGlobal) {
616             SIZE_T size = GlobalSize(src->u.hGlobal);
617             char *src_ptr, *dst_ptr;
618 
619             dst->u.hGlobal = GlobalAlloc(GMEM_FIXED, size);
620             if(!dst->u.hGlobal)
621                 return E_OUTOFMEMORY;
622             dst_ptr = GlobalLock(dst->u.hGlobal);
623             src_ptr = GlobalLock(src->u.hGlobal);
624             memcpy(dst_ptr, src_ptr, size);
625             GlobalUnlock(src_ptr);
626             GlobalUnlock(dst_ptr);
627         }
628         break;
629     default:
630         FIXME("Unimplemented tymed %d\n", src->tymed);
631     }
632 
633     if(dst->pUnkForRelease)
634         IUnknown_AddRef(dst->pUnkForRelease);
635 
636     return S_OK;
637 }
638 
639 /***********************************************************************
640  *           CopyBindInfo (URLMON.@)
641  */
642 HRESULT WINAPI CopyBindInfo(const BINDINFO *pcbiSrc, BINDINFO *pcbiDest)
643 {
644     DWORD size;
645     HRESULT hres;
646 
647     TRACE("(%p %p)\n", pcbiSrc, pcbiDest);
648 
649     if(!pcbiSrc || !pcbiDest)
650         return E_POINTER;
651     if(!pcbiSrc->cbSize || !pcbiDest->cbSize)
652         return E_INVALIDARG;
653 
654     size = pcbiDest->cbSize;
655     if(size > pcbiSrc->cbSize) {
656         memcpy(pcbiDest, pcbiSrc, pcbiSrc->cbSize);
657         memset((char*)pcbiDest+pcbiSrc->cbSize, 0, size-pcbiSrc->cbSize);
658     } else {
659         memcpy(pcbiDest, pcbiSrc, size);
660     }
661     pcbiDest->cbSize = size;
662 
663     size = FIELD_OFFSET(BINDINFO, szExtraInfo)+sizeof(void*);
664     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szExtraInfo) {
665         size = (strlenW(pcbiSrc->szExtraInfo)+1)*sizeof(WCHAR);
666         pcbiDest->szExtraInfo = CoTaskMemAlloc(size);
667         if(!pcbiDest->szExtraInfo)
668             return E_OUTOFMEMORY;
669         memcpy(pcbiDest->szExtraInfo, pcbiSrc->szExtraInfo, size);
670     }
671 
672     size = FIELD_OFFSET(BINDINFO, stgmedData)+sizeof(STGMEDIUM);
673     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size) {
674         hres = CopyStgMedium(&pcbiSrc->stgmedData, &pcbiDest->stgmedData);
675         if(FAILED(hres)) {
676             CoTaskMemFree(pcbiDest->szExtraInfo);
677             return hres;
678         }
679     }
680 
681     size = FIELD_OFFSET(BINDINFO, szCustomVerb)+sizeof(void*);
682     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szCustomVerb) {
683         size = (strlenW(pcbiSrc->szCustomVerb)+1)*sizeof(WCHAR);
684         pcbiDest->szCustomVerb = CoTaskMemAlloc(size);
685         if(!pcbiDest->szCustomVerb) {
686             CoTaskMemFree(pcbiDest->szExtraInfo);
687             ReleaseStgMedium(&pcbiDest->stgmedData);
688             return E_OUTOFMEMORY;
689         }
690         memcpy(pcbiDest->szCustomVerb, pcbiSrc->szCustomVerb, size);
691     }
692 
693     size = FIELD_OFFSET(BINDINFO, securityAttributes)+sizeof(SECURITY_ATTRIBUTES);
694     if(pcbiDest->cbSize >= size)
695         memset(&pcbiDest->securityAttributes, 0, sizeof(SECURITY_ATTRIBUTES));
696 
697     if(pcbiSrc->pUnk)
698         IUnknown_AddRef(pcbiDest->pUnk);
699 
700     return S_OK;
701 }
702 
703 /***********************************************************************
704  *           GetClassFileOrMime (URLMON.@)
705  *
706  * Determines the class ID from the bind context, file name or MIME type.
707  */
708 HRESULT WINAPI GetClassFileOrMime(LPBC pBC, LPCWSTR pszFilename,
709         LPVOID pBuffer, DWORD cbBuffer, LPCWSTR pszMimeType, DWORD dwReserved,
710         CLSID *pclsid)
711 {
712     FIXME("(%p, %s, %p, %d, %s, 0x%08x, %p): stub\n", pBC, debugstr_w(pszFilename), pBuffer,
713             cbBuffer, debugstr_w(pszMimeType), dwReserved, pclsid);
714     return E_NOTIMPL;
715 }
716 
717 /***********************************************************************
718  * Extract (URLMON.@)
719  */
720 HRESULT WINAPI Extract(void *dest, LPCSTR szCabName)
721 {
722     HRESULT (WINAPI *pExtract)(void *, LPCSTR);
723 
724     if (!hCabinet)
725         hCabinet = LoadLibraryA("cabinet.dll");
726 
727     if (!hCabinet) return HRESULT_FROM_WIN32(GetLastError());
728     pExtract = (void *)GetProcAddress(hCabinet, "Extract");
729     if (!pExtract) return HRESULT_FROM_WIN32(GetLastError());
730 
731     return pExtract(dest, szCabName);
732 }
733 
734 /***********************************************************************
735  *           IsLoggingEnabledA (URLMON.@)
736  */
737 BOOL WINAPI IsLoggingEnabledA(LPCSTR url)
738 {
739     FIXME("(%s)\n", debugstr_a(url));
740     return FALSE;
741 }
742 
743 /***********************************************************************
744  *           IsLoggingEnabledW (URLMON.@)
745  */
746 BOOL WINAPI IsLoggingEnabledW(LPCWSTR url)
747 {
748     FIXME("(%s)\n", debugstr_w(url));
749     return FALSE;
750 }
751 
752 /***********************************************************************
753  *           IsProtectedModeURL (URLMON.111)
754  *    Undocumented, added in IE7
755  */
756 BOOL WINAPI IsProtectedModeURL(const WCHAR *url)
757 {
758     FIXME("stub: %s\n", debugstr_w(url));
759     return TRUE;
760 }
761 
762 /***********************************************************************
763  *           LogSqmBits (URLMON.410)
764  *    Undocumented, added in IE8
765  */
766 int WINAPI LogSqmBits(DWORD unk1, DWORD unk2)
767 {
768     FIXME("stub: %d %d\n", unk1, unk2);
769     return 0;
770 }
771 
772 /***********************************************************************
773  *           LogSqmUXCommandOffsetInternal (URLMON.423)
774  *    Undocumented, added in IE8
775  */
776 void WINAPI LogSqmUXCommandOffsetInternal(DWORD unk1, DWORD unk2, DWORD unk3, DWORD unk4)
777 {
778     FIXME("stub: %d %d %d %d\n", unk1, unk2, unk3, unk4);
779 }
780 
781 /***********************************************************************
782  *           MapUriToBrowserEmulationState (URLMON.444)
783  *    Undocumented, added in IE8
784  */
785 int WINAPI MapUriToBrowserEmulationState(DWORD unk1, DWORD unk2, DWORD unk3)
786 {
787     FIXME("stub: %d %d %d\n", unk1, unk2, unk3);
788     return 0;
789 }
790 
791 /***********************************************************************
792  *           MapBrowserEmulationModeToUserAgent (URLMON.445)
793  *    Undocumented, added in IE8
794  */
795 int WINAPI MapBrowserEmulationModeToUserAgent(DWORD unk1, DWORD unk2)
796 {
797     FIXME("stub: %d %d\n", unk1, unk2);
798     return 0;
799 }
800 
801 /***********************************************************************
802  *           FlushUrlmonZonesCache (URLMON.455)
803  *    Undocumented, added in IE8
804  */
805 void WINAPI FlushUrlmonZonesCache(void)
806 {
807     FIXME("stub\n");
808 }
809 
810 /***********************************************************************
811  *            RegisterMediaTypes
812  *    Added in IE3, registers known MIME-type strings.
813  */
814 HRESULT WINAPI RegisterMediaTypes(UINT types, LPCSTR *szTypes, CLIPFORMAT *cfTypes)
815 {
816    FIXME("stub: %u %p %p\n", types, szTypes, cfTypes);
817    return E_INVALIDARG;
818 }
819