git.oblomov.eu Git - wine/blob - dlls/urlmon/urlmon_main.c

   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 #include "urlmon_main.h"
  24
  25 #include "winreg.h"
  26
  27 #define NO_SHLWAPI_REG
  28 #include "shlwapi.h"
  29 #include "advpub.h"
  30 #include "initguid.h"
  31
  32 #include "wine/debug.h"
  33
  34 #include "urlmon.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
  37
  38 DEFINE_GUID(CLSID_CUri, 0xDF2FCE13, 0x25EC, 0x45BB, 0x9D,0x4C, 0xCE,0xCD,0x47,0xC2,0x43,0x0C);
  39
  40 LONG URLMON_refCount = 0;
  41
  42 static HMODULE hCabinet = NULL;
  43 static DWORD urlmon_tls = TLS_OUT_OF_INDEXES;
  44
  45 static void init_session(void);
  46
  47 static struct list tls_list = LIST_INIT(tls_list);
  48
  49 static CRITICAL_SECTION tls_cs;
  50 static CRITICAL_SECTION_DEBUG tls_cs_dbg =
  51 {
  52     0, 0, &tls_cs,
  53     { &tls_cs_dbg.ProcessLocksList, &tls_cs_dbg.ProcessLocksList },
  54       0, 0, { (DWORD_PTR)(__FILE__ ": tls") }
  55 };
  56
  57 static CRITICAL_SECTION tls_cs = { &tls_cs_dbg, -1, 0, 0, 0, 0 };
  58
  59 tls_data_t *get_tls_data(void)
  60 {
  61     tls_data_t *data;
  62
  63     if(urlmon_tls == TLS_OUT_OF_INDEXES) {
  64         DWORD tls = TlsAlloc();
  65         if(tls == TLS_OUT_OF_INDEXES)
  66             return NULL;
  67
  68         tls = InterlockedCompareExchange((LONG*)&urlmon_tls, tls, TLS_OUT_OF_INDEXES);
  69         if(tls != urlmon_tls)
  70             TlsFree(tls);
  71     }
  72
  73     data = TlsGetValue(urlmon_tls);
  74     if(!data) {
  75         data = heap_alloc_zero(sizeof(tls_data_t));
  76         if(!data)
  77             return NULL;
  78
  79         EnterCriticalSection(&tls_cs);
  80         list_add_tail(&tls_list, &data->entry);
  81         LeaveCriticalSection(&tls_cs);
  82
  83         TlsSetValue(urlmon_tls, data);
  84     }
  85
  86     return data;
  87 }
  88
  89 static void free_tls_list(void)
  90 {
  91     tls_data_t *data;
  92
  93     if(urlmon_tls == TLS_OUT_OF_INDEXES)
  94         return;
  95
  96     while(!list_empty(&tls_list)) {
  97         data = LIST_ENTRY(list_head(&tls_list), tls_data_t, entry);
  98         list_remove(&data->entry);
  99         heap_free(data);
 100     }
 101
 102     TlsFree(urlmon_tls);
 103 }
 104
 105 static void detach_thread(void)
 106 {
 107     tls_data_t *data;
 108
 109     if(urlmon_tls == TLS_OUT_OF_INDEXES)
 110         return;
 111
 112     data = TlsGetValue(urlmon_tls);
 113     if(!data)
 114         return;
 115
 116     EnterCriticalSection(&tls_cs);
 117     list_remove(&data->entry);
 118     LeaveCriticalSection(&tls_cs);
 119
 120     if(data->notif_hwnd) {
 121         WARN("notif_hwnd not destroyed\n");
 122         DestroyWindow(data->notif_hwnd);
 123     }
 124
 125     heap_free(data);
 126 }
 127
 128 static void process_detach(void)
 129 {
 130     HINTERNET internet_session;
 131
 132     internet_session = get_internet_session(NULL);
 133     if(internet_session)
 134         InternetCloseHandle(internet_session);
 135
 136     if (hCabinet)
 137         FreeLibrary(hCabinet);
 138
 139     free_session();
 140     free_tls_list();
 141 }
 142
 143 /***********************************************************************
 144  *              DllMain (URLMON.init)
 145  */
 146 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
 147 {
 148     TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
 149
 150     URLMON_DllMain( hinstDLL, fdwReason, fImpLoad );
 151
 152     switch(fdwReason) {
 153     case DLL_PROCESS_ATTACH:
 154         init_session();
 155         break;
 156
 157     case DLL_PROCESS_DETACH:
 158         process_detach();
 159         DeleteCriticalSection(&tls_cs);
 160         break;
 161
 162     case DLL_THREAD_DETACH:
 163         detach_thread();
 164         break;
 165     }
 166     return TRUE;
 167 }
 168
 169 const char *debugstr_bindstatus(ULONG status)
 170 {
 171     switch(status) {
 172 #define X(x) case x: return #x; break
 173     X(BINDSTATUS_FINDINGRESOURCE);
 174     X(BINDSTATUS_CONNECTING);
 175     X(BINDSTATUS_REDIRECTING);
 176     X(BINDSTATUS_BEGINDOWNLOADDATA);
 177     X(BINDSTATUS_DOWNLOADINGDATA);
 178     X(BINDSTATUS_ENDDOWNLOADDATA);
 179     X(BINDSTATUS_BEGINDOWNLOADCOMPONENTS);
 180     X(BINDSTATUS_INSTALLINGCOMPONENTS);
 181     X(BINDSTATUS_ENDDOWNLOADCOMPONENTS);
 182     X(BINDSTATUS_USINGCACHEDCOPY);
 183     X(BINDSTATUS_SENDINGREQUEST);
 184     X(BINDSTATUS_CLASSIDAVAILABLE);
 185     X(BINDSTATUS_MIMETYPEAVAILABLE);
 186     X(BINDSTATUS_CACHEFILENAMEAVAILABLE);
 187     X(BINDSTATUS_BEGINSYNCOPERATION);
 188     X(BINDSTATUS_ENDSYNCOPERATION);
 189     X(BINDSTATUS_BEGINUPLOADDATA);
 190     X(BINDSTATUS_UPLOADINGDATA);
 191     X(BINDSTATUS_ENDUPLOADINGDATA);
 192     X(BINDSTATUS_PROTOCOLCLASSID);
 193     X(BINDSTATUS_ENCODING);
 194     X(BINDSTATUS_VERIFIEDMIMETYPEAVAILABLE);
 195     X(BINDSTATUS_CLASSINSTALLLOCATION);
 196     X(BINDSTATUS_DECODING);
 197     X(BINDSTATUS_LOADINGMIMEHANDLER);
 198     X(BINDSTATUS_CONTENTDISPOSITIONATTACH);
 199     X(BINDSTATUS_FILTERREPORTMIMETYPE);
 200     X(BINDSTATUS_CLSIDCANINSTANTIATE);
 201     X(BINDSTATUS_IUNKNOWNAVAILABLE);
 202     X(BINDSTATUS_DIRECTBIND);
 203     X(BINDSTATUS_RAWMIMETYPE);
 204     X(BINDSTATUS_PROXYDETECTING);
 205     X(BINDSTATUS_ACCEPTRANGES);
 206     X(BINDSTATUS_COOKIE_SENT);
 207     X(BINDSTATUS_COMPACT_POLICY_RECEIVED);
 208     X(BINDSTATUS_COOKIE_SUPPRESSED);
 209     X(BINDSTATUS_COOKIE_STATE_UNKNOWN);
 210     X(BINDSTATUS_COOKIE_STATE_ACCEPT);
 211     X(BINDSTATUS_COOKIE_STATE_REJECT);
 212     X(BINDSTATUS_COOKIE_STATE_PROMPT);
 213     X(BINDSTATUS_COOKIE_STATE_LEASH);
 214     X(BINDSTATUS_COOKIE_STATE_DOWNGRADE);
 215     X(BINDSTATUS_POLICY_HREF);
 216     X(BINDSTATUS_P3P_HEADER);
 217     X(BINDSTATUS_SESSION_COOKIE_RECEIVED);
 218     X(BINDSTATUS_PERSISTENT_COOKIE_RECEIVED);
 219     X(BINDSTATUS_SESSION_COOKIES_ALLOWED);
 220     X(BINDSTATUS_CACHECONTROL);
 221     X(BINDSTATUS_CONTENTDISPOSITIONFILENAME);
 222     X(BINDSTATUS_MIMETEXTPLAINMISMATCH);
 223     X(BINDSTATUS_PUBLISHERAVAILABLE);
 224     X(BINDSTATUS_DISPLAYNAMEAVAILABLE);
 225 #undef X
 226     default:
 227         return wine_dbg_sprintf("(invalid status %u)", status);
 228     }
 229 }
 230
 231 /***********************************************************************
 232  *              DllInstall (URLMON.@)
 233  */
 234 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
 235 {
 236   FIXME("(%s, %s): stub\n", bInstall?"TRUE":"FALSE",
 237         debugstr_w(cmdline));
 238
 239   return S_OK;
 240 }
 241
 242 /***********************************************************************
 243  *              DllCanUnloadNow (URLMON.@)
 244  */
 245 HRESULT WINAPI DllCanUnloadNow(void)
 246 {
 247     return URLMON_refCount != 0 ? S_FALSE : S_OK;
 248 }
 249
 250
 251
 252 /******************************************************************************
 253  * Urlmon ClassFactory
 254  */
 255 typedef struct {
 256     IClassFactory IClassFactory_iface;
 257
 258     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
 259 } ClassFactory;
 260
 261 static inline ClassFactory *impl_from_IClassFactory(IClassFactory *iface)
 262 {
 263     return CONTAINING_RECORD(iface, ClassFactory, IClassFactory_iface);
 264 }
 265
 266 static HRESULT WINAPI CF_QueryInterface(IClassFactory *iface, REFIID riid, LPVOID *ppv)
 267 {
 268     *ppv = NULL;
 269
 270     if(IsEqualGUID(riid, &IID_IUnknown)) {
 271         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
 272         *ppv = iface;
 273     }else if(IsEqualGUID(riid, &IID_IClassFactory)) {
 274         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
 275         *ppv = iface;
 276     }
 277
 278     if(*ppv) {
 279         IUnknown_AddRef((IUnknown*)*ppv);
 280         return S_OK;
 281     }
 282
 283     WARN("(%p)->(%s,%p),not found\n", iface, debugstr_guid(riid), ppv);
 284     return E_NOINTERFACE;
 285 }
 286
 287 static ULONG WINAPI CF_AddRef(IClassFactory *iface)
 288 {
 289     URLMON_LockModule();
 290     return 2;
 291 }
 292
 293 static ULONG WINAPI CF_Release(IClassFactory *iface)
 294 {
 295     URLMON_UnlockModule();
 296     return 1;
 297 }
 298
 299
 300 static HRESULT WINAPI CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
 301                                         REFIID riid, LPVOID *ppobj)
 302 {
 303     ClassFactory *This = impl_from_IClassFactory(iface);
 304     HRESULT hres;
 305     LPUNKNOWN punk;
 306
 307     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 308
 309     *ppobj = NULL;
 310     if(SUCCEEDED(hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk))) {
 311         hres = IUnknown_QueryInterface(punk, riid, ppobj);
 312         IUnknown_Release(punk);
 313     }
 314     return hres;
 315 }
 316
 317 static HRESULT WINAPI CF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
 318 {
 319     TRACE("(%d)\n", dolock);
 320
 321     if (dolock)
 322            URLMON_LockModule();
 323     else
 324            URLMON_UnlockModule();
 325
 326     return S_OK;
 327 }
 328
 329 static const IClassFactoryVtbl ClassFactoryVtbl =
 330 {
 331     CF_QueryInterface,
 332     CF_AddRef,
 333     CF_Release,
 334     CF_CreateInstance,
 335     CF_LockServer
 336 };
 337
 338 static ClassFactory FileProtocolCF =
 339     { { &ClassFactoryVtbl }, FileProtocol_Construct};
 340 static ClassFactory FtpProtocolCF =
 341     { { &ClassFactoryVtbl }, FtpProtocol_Construct};
 342 static ClassFactory GopherProtocolCF =
 343     { { &ClassFactoryVtbl }, GopherProtocol_Construct};
 344 static ClassFactory HttpProtocolCF =
 345     { { &ClassFactoryVtbl }, HttpProtocol_Construct};
 346 static ClassFactory HttpSProtocolCF =
 347     { { &ClassFactoryVtbl }, HttpSProtocol_Construct};
 348 static ClassFactory MkProtocolCF =
 349     { { &ClassFactoryVtbl }, MkProtocol_Construct};
 350 static ClassFactory SecurityManagerCF =
 351     { { &ClassFactoryVtbl }, SecManagerImpl_Construct};
 352 static ClassFactory ZoneManagerCF =
 353     { { &ClassFactoryVtbl }, ZoneMgrImpl_Construct};
 354 static ClassFactory StdURLMonikerCF =
 355     { { &ClassFactoryVtbl }, StdURLMoniker_Construct};
 356 static ClassFactory MimeFilterCF =
 357     { { &ClassFactoryVtbl }, MimeFilter_Construct};
 358 static ClassFactory CUriCF =
 359     { { &ClassFactoryVtbl }, Uri_Construct};
 360
 361 struct object_creation_info
 362 {
 363     const CLSID *clsid;
 364     IClassFactory *cf;
 365     LPCWSTR protocol;
 366 };
 367
 368 static const WCHAR wszFile[] = {'f','i','l','e',0};
 369 static const WCHAR wszFtp[]  = {'f','t','p',0};
 370 static const WCHAR wszGopher[]  = {'g','o','p','h','e','r',0};
 371 static const WCHAR wszHttp[] = {'h','t','t','p',0};
 372 static const WCHAR wszHttps[] = {'h','t','t','p','s',0};
 373 static const WCHAR wszMk[]   = {'m','k',0};
 374
 375 static const struct object_creation_info object_creation[] =
 376 {
 377     { &CLSID_FileProtocol,            &FileProtocolCF.IClassFactory_iface,    wszFile },
 378     { &CLSID_FtpProtocol,             &FtpProtocolCF.IClassFactory_iface,     wszFtp  },
 379     { &CLSID_GopherProtocol,          &GopherProtocolCF.IClassFactory_iface,  wszGopher },
 380     { &CLSID_HttpProtocol,            &HttpProtocolCF.IClassFactory_iface,    wszHttp },
 381     { &CLSID_HttpSProtocol,           &HttpSProtocolCF.IClassFactory_iface,   wszHttps },
 382     { &CLSID_MkProtocol,              &MkProtocolCF.IClassFactory_iface,      wszMk },
 383     { &CLSID_InternetSecurityManager, &SecurityManagerCF.IClassFactory_iface, NULL    },
 384     { &CLSID_InternetZoneManager,     &ZoneManagerCF.IClassFactory_iface,     NULL    },
 385     { &CLSID_StdURLMoniker,           &StdURLMonikerCF.IClassFactory_iface,   NULL    },
 386     { &CLSID_DeCompMimeFilter,        &MimeFilterCF.IClassFactory_iface,      NULL    },
 387     { &CLSID_CUri,                    &CUriCF.IClassFactory_iface,            NULL    }
 388 };
 389
 390 static void init_session(void)
 391 {
 392     unsigned int i;
 393
 394     for(i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++) {
 395         if(object_creation[i].protocol)
 396             register_namespace(object_creation[i].cf, object_creation[i].clsid,
 397                                       object_creation[i].protocol, TRUE);
 398     }
 399 }
 400
 401 /*******************************************************************************
 402  * DllGetClassObject [URLMON.@]
 403  * Retrieves class object from a DLL object
 404  *
 405  * NOTES
 406  *    Docs say returns STDAPI
 407  *
 408  * PARAMS
 409  *    rclsid [I] CLSID for the class object
 410  *    riid   [I] Reference to identifier of interface for class object
 411  *    ppv    [O] Address of variable to receive interface pointer for riid
 412  *
 413  * RETURNS
 414  *    Success: S_OK
 415  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 416  *             E_UNEXPECTED
 417  */
 418
 419 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 420 {
 421     unsigned int i;
 422     HRESULT hr;
 423
 424     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 425
 426     for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
 427     {
 428         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 429             return IClassFactory_QueryInterface(object_creation[i].cf, riid, ppv);
 430     }
 431
 432     hr = URLMON_DllGetClassObject(rclsid, riid, ppv);
 433     if(SUCCEEDED(hr))
 434         return hr;
 435
 436     FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 437     return CLASS_E_CLASSNOTAVAILABLE;
 438 }
 439
 440 static HRESULT register_inf(BOOL doregister)
 441 {
 442     HRESULT (WINAPI *pRegInstall)(HMODULE hm, LPCSTR pszSection, const STRTABLEA* pstTable);
 443     HMODULE hAdvpack;
 444
 445     static const WCHAR wszAdvpack[] = {'a','d','v','p','a','c','k','.','d','l','l',0};
 446
 447     hAdvpack = LoadLibraryW(wszAdvpack);
 448     pRegInstall = (void *)GetProcAddress(hAdvpack, "RegInstall");
 449
 450     return pRegInstall(hProxyDll, doregister ? "RegisterDll" : "UnregisterDll", NULL);
 451 }
 452
 453 /***********************************************************************
 454  *              DllRegisterServer (URLMON.@)
 455  */
 456 HRESULT WINAPI DllRegisterServer(void)
 457 {
 458     HRESULT hr;
 459
 460     TRACE("\n");
 461
 462     hr = URLMON_DllRegisterServer();
 463     return SUCCEEDED(hr) ? register_inf(TRUE) : hr;
 464 }
 465
 466 /***********************************************************************
 467  *              DllUnregisterServer (URLMON.@)
 468  */
 469 HRESULT WINAPI DllUnregisterServer(void)
 470 {
 471     HRESULT hr;
 472
 473     TRACE("\n");
 474
 475     hr = URLMON_DllUnregisterServer();
 476     return SUCCEEDED(hr) ? register_inf(FALSE) : hr;
 477 }
 478
 479 /***********************************************************************
 480  *              DllRegisterServerEx (URLMON.@)
 481  */
 482 HRESULT WINAPI DllRegisterServerEx(void)
 483 {
 484     FIXME("(void): stub\n");
 485
 486     return E_FAIL;
 487 }
 488
 489 /**************************************************************************
 490  *                 IsValidURL (URLMON.@)
 491  *
 492  * Determines if a specified string is a valid URL.
 493  *
 494  * PARAMS
 495  *  pBC        [I] ignored, should be NULL.
 496  *  szURL      [I] string that represents the URL in question.
 497  *  dwReserved [I] reserved and must be zero.
 498  *
 499  * RETURNS
 500  *  Success: S_OK.
 501  *  Failure: S_FALSE.
 502  *  returns E_INVALIDARG if one or more of the args is invalid.
 503  *
 504  * TODO:
 505  *  test functionality against windows to see what a valid URL is.
 506  */
 507 HRESULT WINAPI IsValidURL(LPBC pBC, LPCWSTR szURL, DWORD dwReserved)
 508 {
 509     FIXME("(%p, %s, %d): stub\n", pBC, debugstr_w(szURL), dwReserved);
 510
 511     if (dwReserved || !szURL)
 512         return E_INVALIDARG;
 513
 514     return S_OK;
 515 }
 516
 517 /**************************************************************************
 518  *                 FaultInIEFeature (URLMON.@)
 519  *
 520  *  Undocumented.  Appears to be used by native shdocvw.dll.
 521  */
 522 HRESULT WINAPI FaultInIEFeature( HWND hwnd, uCLSSPEC * pClassSpec,
 523                                  QUERYCONTEXT *pQuery, DWORD flags )
 524 {
 525     FIXME("%p %p %p %08x\n", hwnd, pClassSpec, pQuery, flags);
 526     return E_NOTIMPL;
 527 }
 528
 529 /**************************************************************************
 530  *                 CoGetClassObjectFromURL (URLMON.@)
 531  */
 532 HRESULT WINAPI CoGetClassObjectFromURL( REFCLSID rclsid, LPCWSTR szCodeURL, DWORD dwFileVersionMS,
 533                                         DWORD dwFileVersionLS, LPCWSTR szContentType,
 534                                         LPBINDCTX pBindCtx, DWORD dwClsContext, LPVOID pvReserved,
 535                                         REFIID riid, LPVOID *ppv )
 536 {
 537     FIXME("(%s %s %d %d %s %p %d %p %s %p) Stub!\n", debugstr_guid(rclsid), debugstr_w(szCodeURL),
 538         dwFileVersionMS, dwFileVersionLS, debugstr_w(szContentType), pBindCtx, dwClsContext, pvReserved,
 539         debugstr_guid(riid), ppv);
 540     return E_NOINTERFACE;
 541 }
 542
 543 /***********************************************************************
 544  *           ReleaseBindInfo (URLMON.@)
 545  *
 546  * Release the resources used by the specified BINDINFO structure.
 547  *
 548  * PARAMS
 549  *  pbindinfo [I] BINDINFO to release.
 550  *
 551  * RETURNS
 552  *  Nothing.
 553  */
 554 void WINAPI ReleaseBindInfo(BINDINFO* pbindinfo)
 555 {
 556     DWORD size;
 557
 558     TRACE("(%p)\n", pbindinfo);
 559
 560     if(!pbindinfo || !(size = pbindinfo->cbSize))
 561         return;
 562
 563     CoTaskMemFree(pbindinfo->szExtraInfo);
 564     ReleaseStgMedium(&pbindinfo->stgmedData);
 565
 566     if(offsetof(BINDINFO, szExtraInfo) < size)
 567         CoTaskMemFree(pbindinfo->szCustomVerb);
 568
 569     if(pbindinfo->pUnk && offsetof(BINDINFO, pUnk) < size)
 570         IUnknown_Release(pbindinfo->pUnk);
 571
 572     memset(pbindinfo, 0, size);
 573     pbindinfo->cbSize = size;
 574 }
 575
 576 /***********************************************************************
 577  *           CopyStgMedium (URLMON.@)
 578  */
 579 HRESULT WINAPI CopyStgMedium(const STGMEDIUM *src, STGMEDIUM *dst)
 580 {
 581     TRACE("(%p %p)\n", src, dst);
 582
 583     if(!src || !dst)
 584         return E_POINTER;
 585
 586     *dst = *src;
 587
 588     switch(dst->tymed) {
 589     case TYMED_NULL:
 590         break;
 591     case TYMED_FILE:
 592         if(src->u.lpszFileName && !src->pUnkForRelease) {
 593             DWORD size = (strlenW(src->u.lpszFileName)+1)*sizeof(WCHAR);
 594             dst->u.lpszFileName = CoTaskMemAlloc(size);
 595             if(!dst->u.lpszFileName)
 596                 return E_OUTOFMEMORY;
 597             memcpy(dst->u.lpszFileName, src->u.lpszFileName, size);
 598         }
 599         break;
 600     case TYMED_ISTREAM:
 601         if(dst->u.pstm)
 602             IStream_AddRef(dst->u.pstm);
 603         break;
 604     case TYMED_ISTORAGE:
 605         if(dst->u.pstg)
 606             IStorage_AddRef(dst->u.pstg);
 607         break;
 608     case TYMED_HGLOBAL:
 609         if(dst->u.hGlobal) {
 610             SIZE_T size = GlobalSize(src->u.hGlobal);
 611             char *src_ptr, *dst_ptr;
 612
 613             dst->u.hGlobal = GlobalAlloc(GMEM_FIXED, size);
 614             if(!dst->u.hGlobal)
 615                 return E_OUTOFMEMORY;
 616             dst_ptr = GlobalLock(dst->u.hGlobal);
 617             src_ptr = GlobalLock(src->u.hGlobal);
 618             memcpy(dst_ptr, src_ptr, size);
 619             GlobalUnlock(src_ptr);
 620             GlobalUnlock(dst_ptr);
 621         }
 622         break;
 623     default:
 624         FIXME("Unimplemented tymed %d\n", src->tymed);
 625     }
 626
 627     if(dst->pUnkForRelease)
 628         IUnknown_AddRef(dst->pUnkForRelease);
 629
 630     return S_OK;
 631 }
 632
 633 /***********************************************************************
 634  *           CopyBindInfo (URLMON.@)
 635  */
 636 HRESULT WINAPI CopyBindInfo(const BINDINFO *pcbiSrc, BINDINFO *pcbiDest)
 637 {
 638     DWORD size;
 639     HRESULT hres;
 640
 641     TRACE("(%p %p)\n", pcbiSrc, pcbiDest);
 642
 643     if(!pcbiSrc || !pcbiDest)
 644         return E_POINTER;
 645     if(!pcbiSrc->cbSize || !pcbiDest->cbSize)
 646         return E_INVALIDARG;
 647
 648     size = pcbiDest->cbSize;
 649     if(size > pcbiSrc->cbSize) {
 650         memcpy(pcbiDest, pcbiSrc, pcbiSrc->cbSize);
 651         memset((char*)pcbiDest+pcbiSrc->cbSize, 0, size-pcbiSrc->cbSize);
 652     } else {
 653         memcpy(pcbiDest, pcbiSrc, size);
 654     }
 655     pcbiDest->cbSize = size;
 656
 657     size = FIELD_OFFSET(BINDINFO, szExtraInfo)+sizeof(void*);
 658     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szExtraInfo) {
 659         size = (strlenW(pcbiSrc->szExtraInfo)+1)*sizeof(WCHAR);
 660         pcbiDest->szExtraInfo = CoTaskMemAlloc(size);
 661         if(!pcbiDest->szExtraInfo)
 662             return E_OUTOFMEMORY;
 663         memcpy(pcbiDest->szExtraInfo, pcbiSrc->szExtraInfo, size);
 664     }
 665
 666     size = FIELD_OFFSET(BINDINFO, stgmedData)+sizeof(STGMEDIUM);
 667     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size) {
 668         hres = CopyStgMedium(&pcbiSrc->stgmedData, &pcbiDest->stgmedData);
 669         if(FAILED(hres)) {
 670             CoTaskMemFree(pcbiDest->szExtraInfo);
 671             return hres;
 672         }
 673     }
 674
 675     size = FIELD_OFFSET(BINDINFO, szCustomVerb)+sizeof(void*);
 676     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szCustomVerb) {
 677         size = (strlenW(pcbiSrc->szCustomVerb)+1)*sizeof(WCHAR);
 678         pcbiDest->szCustomVerb = CoTaskMemAlloc(size);
 679         if(!pcbiDest->szCustomVerb) {
 680             CoTaskMemFree(pcbiDest->szExtraInfo);
 681             ReleaseStgMedium(&pcbiDest->stgmedData);
 682             return E_OUTOFMEMORY;
 683         }
 684         memcpy(pcbiDest->szCustomVerb, pcbiSrc->szCustomVerb, size);
 685     }
 686
 687     size = FIELD_OFFSET(BINDINFO, securityAttributes)+sizeof(SECURITY_ATTRIBUTES);
 688     if(pcbiDest->cbSize >= size)
 689         memset(&pcbiDest->securityAttributes, 0, sizeof(SECURITY_ATTRIBUTES));
 690
 691     if(pcbiSrc->pUnk)
 692         IUnknown_AddRef(pcbiDest->pUnk);
 693
 694     return S_OK;
 695 }
 696
 697 static BOOL text_richtext_filter(const BYTE *b, DWORD size)
 698 {
 699     return size > 5 && !memcmp(b, "{\\rtf", 5);
 700 }
 701
 702 static BOOL text_html_filter(const BYTE *b, DWORD size)
 703 {
 704     if(size < 6)
 705         return FALSE;
 706
 707     if((b[0] == '<'
 708                 && (b[1] == 'h' || b[1] == 'H')
 709                 && (b[2] == 't' || b[2] == 'T')
 710                 && (b[3] == 'm' || b[3] == 'M')
 711                 && (b[4] == 'l' || b[4] == 'L'))
 712             || (b[0] == '<'
 713                 && (b[1] == 'h' || b[1] == 'H')
 714                 && (b[2] == 'e' || b[2] == 'E')
 715                 && (b[3] == 'a' || b[3] == 'A')
 716                 && (b[4] == 'd' || b[4] == 'D'))) return TRUE;
 717
 718     return FALSE;
 719 }
 720
 721 static BOOL text_xml_filter(const BYTE *b, DWORD size)
 722 {
 723     if(size < 7)
 724         return FALSE;
 725
 726     if(b[0] == '<' && b[1] == '?'
 727             && (b[2] == 'x' || b[2] == 'X')
 728             && (b[3] == 'm' || b[3] == 'M')
 729             && (b[4] == 'l' || b[4] == 'L')
 730             && b[5] == ' ') return TRUE;
 731
 732     return FALSE;
 733 }
 734
 735 static BOOL audio_basic_filter(const BYTE *b, DWORD size)
 736 {
 737     return size > 4
 738         && b[0] == '.' && b[1] == 's' && b[2] == 'n' && b[3] == 'd';
 739 }
 740
 741 static BOOL audio_wav_filter(const BYTE *b, DWORD size)
 742 {
 743     return size > 12
 744         && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
 745         && b[8] == 'W' && b[9] == 'A' && b[10] == 'V' && b[11] == 'E';
 746 }
 747
 748 static BOOL image_gif_filter(const BYTE *b, DWORD size)
 749 {
 750     return size >= 6
 751         && (b[0] == 'G' || b[0] == 'g')
 752         && (b[1] == 'I' || b[1] == 'i')
 753         && (b[2] == 'F' || b[2] == 'f')
 754         &&  b[3] == '8'
 755         && (b[4] == '7' || b[4] == '9')
 756         && (b[5] == 'A' || b[5] == 'a');
 757 }
 758
 759 static BOOL image_pjpeg_filter(const BYTE *b, DWORD size)
 760 {
 761     return size > 2 && b[0] == 0xff && b[1] == 0xd8;
 762 }
 763
 764 static BOOL image_tiff_filter(const BYTE *b, DWORD size)
 765 {
 766     static const BYTE magic1[] = {0x4d,0x4d,0x00,0x2a};
 767     static const BYTE magic2[] = {0x49,0x49,0x2a,0xff};
 768
 769     return size >= 4 && (!memcmp(b, magic1, 4) || !memcmp(b, magic2, 4));
 770 }
 771
 772 static BOOL image_xpng_filter(const BYTE *b, DWORD size)
 773 {
 774     static const BYTE xpng_header[] = {0x89,'P','N','G',0x0d,0x0a,0x1a,0x0a};
 775     return size > sizeof(xpng_header) && !memcmp(b, xpng_header, sizeof(xpng_header));
 776 }
 777
 778 static BOOL image_bmp_filter(const BYTE *b, DWORD size)
 779 {
 780     return size >= 14
 781         && b[0] == 0x42 && b[1] == 0x4d
 782         && *(const DWORD *)(b+6) == 0;
 783 }
 784
 785 static BOOL video_avi_filter(const BYTE *b, DWORD size)
 786 {
 787     return size > 12
 788         && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
 789         && b[8] == 'A' && b[9] == 'V' && b[10] == 'I' && b[11] == 0x20;
 790 }
 791
 792 static BOOL video_mpeg_filter(const BYTE *b, DWORD size)
 793 {
 794     return size > 4
 795         && !b[0] && !b[1] && b[2] == 0x01
 796         && (b[3] == 0xb3 || b[3] == 0xba);
 797 }
 798
 799 static BOOL application_postscript_filter(const BYTE *b, DWORD size)
 800 {
 801     return size > 2 && b[0] == '%' && b[1] == '!';
 802 }
 803
 804 static BOOL application_pdf_filter(const BYTE *b, DWORD size)
 805 {
 806     return size > 4 && b[0] == 0x25 && b[1] == 0x50 && b[2] == 0x44 && b[3] == 0x46;
 807 }
 808
 809 static BOOL application_xzip_filter(const BYTE *b, DWORD size)
 810 {
 811     return size > 2 && b[0] == 0x50 && b[1] == 0x4b;
 812 }
 813
 814 static BOOL application_xgzip_filter(const BYTE *b, DWORD size)
 815 {
 816     return size > 2 && b[0] == 0x1f && b[1] == 0x8b;
 817 }
 818
 819 static BOOL application_java_filter(const BYTE *b, DWORD size)
 820 {
 821     return size > 4 && b[0] == 0xca && b[1] == 0xfe && b[2] == 0xba && b[3] == 0xbe;
 822 }
 823
 824 static BOOL application_xmsdownload(const BYTE *b, DWORD size)
 825 {
 826     return size > 2 && b[0] == 'M' && b[1] == 'Z';
 827 }
 828
 829 static inline BOOL is_text_plain_char(BYTE b)
 830 {
 831     if(b < 0x20 && b != '\n' && b != '\r' && b != '\t')
 832         return FALSE;
 833     return TRUE;
 834 }
 835
 836 static BOOL text_plain_filter(const BYTE *b, DWORD size)
 837 {
 838     const BYTE *ptr;
 839
 840     for(ptr = b; ptr < b+size-1; ptr++) {
 841         if(!is_text_plain_char(*ptr))
 842             return FALSE;
 843     }
 844
 845     return TRUE;
 846 }
 847
 848 static BOOL application_octet_stream_filter(const BYTE *b, DWORD size)
 849 {
 850     return TRUE;
 851 }
 852
 853 static HRESULT find_mime_from_buffer(const BYTE *buf, DWORD size, const WCHAR *proposed_mime, WCHAR **ret_mime)
 854 {
 855     LPCWSTR ret = NULL;
 856     int len, i, any_pos_mime = -1;
 857
 858     static const WCHAR text_htmlW[] = {'t','e','x','t','/','h','t','m','l',0};
 859     static const WCHAR text_richtextW[] = {'t','e','x','t','/','r','i','c','h','t','e','x','t',0};
 860     static const WCHAR text_xmlW[] = {'t','e','x','t','/','x','m','l',0};
 861     static const WCHAR audio_basicW[] = {'a','u','d','i','o','/','b','a','s','i','c',0};
 862     static const WCHAR audio_wavW[] = {'a','u','d','i','o','/','w','a','v',0};
 863     static const WCHAR image_gifW[] = {'i','m','a','g','e','/','g','i','f',0};
 864     static const WCHAR image_pjpegW[] = {'i','m','a','g','e','/','p','j','p','e','g',0};
 865     static const WCHAR image_tiffW[] = {'i','m','a','g','e','/','t','i','f','f',0};
 866     static const WCHAR image_xpngW[] = {'i','m','a','g','e','/','x','-','p','n','g',0};
 867     static const WCHAR image_bmpW[] = {'i','m','a','g','e','/','b','m','p',0};
 868     static const WCHAR video_aviW[] = {'v','i','d','e','o','/','a','v','i',0};
 869     static const WCHAR video_mpegW[] = {'v','i','d','e','o','/','m','p','e','g',0};
 870     static const WCHAR app_postscriptW[] =
 871         {'a','p','p','l','i','c','a','t','i','o','n','/','p','o','s','t','s','c','r','i','p','t',0};
 872     static const WCHAR app_pdfW[] = {'a','p','p','l','i','c','a','t','i','o','n','/','p','d','f',0};
 873     static const WCHAR app_xzipW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 874         'x','-','z','i','p','-','c','o','m','p','r','e','s','s','e','d',0};
 875     static const WCHAR app_xgzipW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 876         'x','-','g','z','i','p','-','c','o','m','p','r','e','s','s','e','d',0};
 877     static const WCHAR app_javaW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 878         'j','a','v','a',0};
 879     static const WCHAR app_xmsdownloadW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 880         'x','-','m','s','d','o','w','n','l','o','a','d',0};
 881     static const WCHAR text_plainW[] = {'t','e','x','t','/','p','l','a','i','n','\0'};
 882     static const WCHAR app_octetstreamW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 883         'o','c','t','e','t','-','s','t','r','e','a','m','\0'};
 884
 885     static const struct {
 886         LPCWSTR mime;
 887         BOOL (*filter)(const BYTE *,DWORD);
 888     } mime_filters_any_pos[] = {
 889         {text_htmlW,       text_html_filter},
 890         {text_xmlW,        text_xml_filter}
 891     }, mime_filters[] = {
 892         {text_richtextW,   text_richtext_filter},
 893      /* {audio_xaiffW,     audio_xaiff_filter}, */
 894         {audio_basicW,     audio_basic_filter},
 895         {audio_wavW,       audio_wav_filter},
 896         {image_gifW,       image_gif_filter},
 897         {image_pjpegW,     image_pjpeg_filter},
 898         {image_tiffW,      image_tiff_filter},
 899         {image_xpngW,      image_xpng_filter},
 900      /* {image_xbitmapW,   image_xbitmap_filter}, */
 901         {image_bmpW,       image_bmp_filter},
 902      /* {image_xjgW,       image_xjg_filter}, */
 903      /* {image_xemfW,      image_xemf_filter}, */
 904      /* {image_xwmfW,      image_xwmf_filter}, */
 905         {video_aviW,       video_avi_filter},
 906         {video_mpegW,      video_mpeg_filter},
 907         {app_postscriptW,  application_postscript_filter},
 908      /* {app_base64W,      application_base64_filter}, */
 909      /* {app_macbinhex40W, application_macbinhex40_filter}, */
 910         {app_pdfW,         application_pdf_filter},
 911      /* {app_zcompressedW, application_xcompressed_filter}, */
 912         {app_xzipW,        application_xzip_filter},
 913         {app_xgzipW,       application_xgzip_filter},
 914         {app_javaW,        application_java_filter},
 915         {app_xmsdownloadW, application_xmsdownload},
 916         {text_plainW,      text_plain_filter},
 917         {app_octetstreamW, application_octet_stream_filter}
 918     };
 919
 920     if(!buf || !size) {
 921         if(!proposed_mime)
 922             return E_FAIL;
 923
 924         len = strlenW(proposed_mime)+1;
 925         *ret_mime = CoTaskMemAlloc(len*sizeof(WCHAR));
 926         if(!*ret_mime)
 927             return E_OUTOFMEMORY;
 928
 929         memcpy(*ret_mime, proposed_mime, len*sizeof(WCHAR));
 930         return S_OK;
 931     }
 932
 933     if(proposed_mime && (!strcmpW(proposed_mime, app_octetstreamW)
 934                 || !strcmpW(proposed_mime, text_plainW)))
 935         proposed_mime = NULL;
 936
 937     if(proposed_mime) {
 938         ret = proposed_mime;
 939
 940         for(i=0; i < sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos); i++) {
 941             if(!strcmpW(proposed_mime, mime_filters_any_pos[i].mime)) {
 942                 any_pos_mime = i;
 943                 for(len=size; len>0; len--) {
 944                     if(mime_filters_any_pos[i].filter(buf+size-len, len))
 945                         break;
 946                 }
 947                 if(!len)
 948                     ret = NULL;
 949                 break;
 950             }
 951         }
 952
 953         if(i == sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos)) {
 954             for(i=0; i < sizeof(mime_filters)/sizeof(*mime_filters); i++) {
 955                 if(!strcmpW(proposed_mime, mime_filters[i].mime)) {
 956                     if(!mime_filters[i].filter(buf, size))
 957                         ret = NULL;
 958                     break;
 959                 }
 960             }
 961         }
 962     }
 963
 964     /* Looks like a bug in native implementation, html and xml mimes
 965      * are not looked for if none of them was proposed */
 966     if(!proposed_mime || any_pos_mime!=-1) {
 967         for(len=size; !ret && len>0; len--) {
 968             for(i=0; i<sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos); i++) {
 969                 if(mime_filters_any_pos[i].filter(buf+size-len, len)) {
 970                     ret = mime_filters_any_pos[i].mime;
 971                     break;
 972                 }
 973             }
 974         }
 975     }
 976
 977     i=0;
 978     while(!ret) {
 979         if(mime_filters[i].filter(buf, size))
 980             ret = mime_filters[i].mime;
 981         i++;
 982     }
 983
 984     if(any_pos_mime!=-1 && ret==text_plainW)
 985         ret = mime_filters_any_pos[any_pos_mime].mime;
 986     else if(proposed_mime && ret==app_octetstreamW) {
 987         for(len=size; ret==app_octetstreamW && len>0; len--) {
 988             if(!is_text_plain_char(buf[size-len]))
 989                 break;
 990             for(i=0; i<sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos); i++) {
 991                 if(mime_filters_any_pos[i].filter(buf+size-len, len)) {
 992                     ret = text_plainW;
 993                     break;
 994                 }
 995             }
 996         }
 997
 998         if(ret == app_octetstreamW)
 999             ret = proposed_mime;
1000     }
1001     TRACE("found %s for %s\n", debugstr_w(ret), debugstr_an((const char*)buf, min(32, size)));
1002
1003     len = strlenW(ret)+1;
1004     *ret_mime = CoTaskMemAlloc(len*sizeof(WCHAR));
1005     if(!*ret_mime)
1006         return E_OUTOFMEMORY;
1007
1008     memcpy(*ret_mime, ret, len*sizeof(WCHAR));
1009     return S_OK;
1010 }
1011
1012 /***********************************************************************
1013  *           FindMimeFromData (URLMON.@)
1014  *
1015  * Determines the Multipurpose Internet Mail Extensions (MIME) type from the data provided.
1016  */
1017 HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
1018         DWORD cbSize, LPCWSTR pwzMimeProposed, DWORD dwMimeFlags,
1019         LPWSTR* ppwzMimeOut, DWORD dwReserved)
1020 {
1021     TRACE("(%p,%s,%p,%d,%s,0x%x,%p,0x%x)\n", pBC, debugstr_w(pwzUrl), pBuffer, cbSize,
1022             debugstr_w(pwzMimeProposed), dwMimeFlags, ppwzMimeOut, dwReserved);
1023
1024     if(dwMimeFlags)
1025         WARN("dwMimeFlags=%08x\n", dwMimeFlags);
1026     if(dwReserved)
1027         WARN("dwReserved=%d\n", dwReserved);
1028
1029     /* pBC seams to not be used */
1030
1031     if(!ppwzMimeOut || (!pwzUrl && !pBuffer))
1032         return E_INVALIDARG;
1033
1034     if(pwzMimeProposed || pBuffer)
1035         return find_mime_from_buffer(pBuffer, cbSize, pwzMimeProposed, ppwzMimeOut);
1036
1037     if(pwzUrl) {
1038         HKEY hkey;
1039         DWORD res, size;
1040         LPCWSTR ptr;
1041         WCHAR mime[64];
1042
1043         static const WCHAR wszContentType[] =
1044                 {'C','o','n','t','e','n','t',' ','T','y','p','e','\0'};
1045
1046         ptr = strrchrW(pwzUrl, '.');
1047         if(!ptr)
1048             return E_FAIL;
1049
1050         res = RegOpenKeyW(HKEY_CLASSES_ROOT, ptr, &hkey);
1051         if(res != ERROR_SUCCESS)
1052             return HRESULT_FROM_WIN32(res);
1053
1054         size = sizeof(mime);
1055         res = RegQueryValueExW(hkey, wszContentType, NULL, NULL, (LPBYTE)mime, &size);
1056         RegCloseKey(hkey);
1057         if(res != ERROR_SUCCESS)
1058             return HRESULT_FROM_WIN32(res);
1059
1060         *ppwzMimeOut = CoTaskMemAlloc(size);
1061         memcpy(*ppwzMimeOut, mime, size);
1062         return S_OK;
1063     }
1064
1065     return E_FAIL;
1066 }
1067
1068 /***********************************************************************
1069  *           GetClassFileOrMime (URLMON.@)
1070  *
1071  * Determines the class ID from the bind context, file name or MIME type.
1072  */
1073 HRESULT WINAPI GetClassFileOrMime(LPBC pBC, LPCWSTR pszFilename,
1074         LPVOID pBuffer, DWORD cbBuffer, LPCWSTR pszMimeType, DWORD dwReserved,
1075         CLSID *pclsid)
1076 {
1077     FIXME("(%p, %s, %p, %d, %s, 0x%08x, %p): stub\n", pBC, debugstr_w(pszFilename), pBuffer,
1078             cbBuffer, debugstr_w(pszMimeType), dwReserved, pclsid);
1079     return E_NOTIMPL;
1080 }
1081
1082 /***********************************************************************
1083  * Extract (URLMON.@)
1084  */
1085 HRESULT WINAPI Extract(void *dest, LPCSTR szCabName)
1086 {
1087     HRESULT (WINAPI *pExtract)(void *, LPCSTR);
1088
1089     if (!hCabinet)
1090         hCabinet = LoadLibraryA("cabinet.dll");
1091
1092     if (!hCabinet) return HRESULT_FROM_WIN32(GetLastError());
1093     pExtract = (void *)GetProcAddress(hCabinet, "Extract");
1094     if (!pExtract) return HRESULT_FROM_WIN32(GetLastError());
1095
1096     return pExtract(dest, szCabName);
1097 }
1098
1099 /***********************************************************************
1100  *           IsLoggingEnabledA (URLMON.@)
1101  */
1102 BOOL WINAPI IsLoggingEnabledA(LPCSTR url)
1103 {
1104     FIXME("(%s)\n", debugstr_a(url));
1105     return FALSE;
1106 }
1107
1108 /***********************************************************************
1109  *           IsLoggingEnabledW (URLMON.@)
1110  */
1111 BOOL WINAPI IsLoggingEnabledW(LPCWSTR url)
1112 {
1113     FIXME("(%s)\n", debugstr_w(url));
1114     return FALSE;
1115 }
1116
1117 /***********************************************************************
1118  *           IsProtectedModeURL (URLMON.111)
1119  *    Undocumented, added in IE7
1120  */
1121 BOOL WINAPI IsProtectedModeURL(const WCHAR *url)
1122 {
1123     FIXME("stub: %s\n", debugstr_w(url));
1124     return TRUE;
1125 }
1126
1127 /***********************************************************************
1128  *           LogSqmBits (URLMON.410)
1129  *    Undocumented, added in IE8
1130  */
1131 int WINAPI LogSqmBits(DWORD unk1, DWORD unk2)
1132 {
1133     FIXME("stub: %d %d\n", unk1, unk2);
1134     return 0;
1135 }
1136
1137 /***********************************************************************
1138  *           LogSqmUXCommandOffsetInternal (URLMON.423)
1139  *    Undocumented, added in IE8
1140  */
1141 void WINAPI LogSqmUXCommandOffsetInternal(DWORD unk1, DWORD unk2, DWORD unk3, DWORD unk4)
1142 {
1143     FIXME("stub: %d %d %d %d\n", unk1, unk2, unk3, unk4);
1144 }
1145
1146 /***********************************************************************
1147  *           MapUriToBrowserEmulationState (URLMON.444)
1148  *    Undocumented, added in IE8
1149  */
1150 int WINAPI MapUriToBrowserEmulationState(DWORD unk1, DWORD unk2, DWORD unk3)
1151 {
1152     FIXME("stub: %d %d %d\n", unk1, unk2, unk3);
1153     return 0;
1154 }
1155
1156 /***********************************************************************
1157  *           MapBrowserEmulationModeToUserAgent (URLMON.445)
1158  *    Undocumented, added in IE8
1159  */
1160 int WINAPI MapBrowserEmulationModeToUserAgent(DWORD unk1, DWORD unk2)
1161 {
1162     FIXME("stub: %d %d\n", unk1, unk2);
1163     return 0;
1164 }
1165
1166 /***********************************************************************
1167  *            RegisterMediaTypes
1168  *    Added in IE3, registers known MIME-type strings.
1169  */
1170 HRESULT WINAPI RegisterMediaTypes(UINT types, LPCSTR *szTypes, CLIPFORMAT *cfTypes)
1171 {
1172    FIXME("stub: %u %p %p\n", types, szTypes, cfTypes);
1173    return E_INVALIDARG;
1174 }