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 HINSTANCE urlmon_instance;
  42
  43 static HMODULE hCabinet = NULL;
  44 static DWORD urlmon_tls = TLS_OUT_OF_INDEXES;
  45
  46 static void init_session(void);
  47
  48 static struct list tls_list = LIST_INIT(tls_list);
  49
  50 static CRITICAL_SECTION tls_cs;
  51 static CRITICAL_SECTION_DEBUG tls_cs_dbg =
  52 {
  53     0, 0, &tls_cs,
  54     { &tls_cs_dbg.ProcessLocksList, &tls_cs_dbg.ProcessLocksList },
  55       0, 0, { (DWORD_PTR)(__FILE__ ": tls") }
  56 };
  57
  58 static CRITICAL_SECTION tls_cs = { &tls_cs_dbg, -1, 0, 0, 0, 0 };
  59
  60 tls_data_t *get_tls_data(void)
  61 {
  62     tls_data_t *data;
  63
  64     if(urlmon_tls == TLS_OUT_OF_INDEXES) {
  65         DWORD tls = TlsAlloc();
  66         if(tls == TLS_OUT_OF_INDEXES)
  67             return NULL;
  68
  69         tls = InterlockedCompareExchange((LONG*)&urlmon_tls, tls, TLS_OUT_OF_INDEXES);
  70         if(tls != urlmon_tls)
  71             TlsFree(tls);
  72     }
  73
  74     data = TlsGetValue(urlmon_tls);
  75     if(!data) {
  76         data = heap_alloc_zero(sizeof(tls_data_t));
  77         if(!data)
  78             return NULL;
  79
  80         EnterCriticalSection(&tls_cs);
  81         list_add_tail(&tls_list, &data->entry);
  82         LeaveCriticalSection(&tls_cs);
  83
  84         TlsSetValue(urlmon_tls, data);
  85     }
  86
  87     return data;
  88 }
  89
  90 static void free_tls_list(void)
  91 {
  92     tls_data_t *data;
  93
  94     if(urlmon_tls == TLS_OUT_OF_INDEXES)
  95         return;
  96
  97     while(!list_empty(&tls_list)) {
  98         data = LIST_ENTRY(list_head(&tls_list), tls_data_t, entry);
  99         list_remove(&data->entry);
 100         heap_free(data);
 101     }
 102
 103     TlsFree(urlmon_tls);
 104 }
 105
 106 static void detach_thread(void)
 107 {
 108     tls_data_t *data;
 109
 110     if(urlmon_tls == TLS_OUT_OF_INDEXES)
 111         return;
 112
 113     data = TlsGetValue(urlmon_tls);
 114     if(!data)
 115         return;
 116
 117     EnterCriticalSection(&tls_cs);
 118     list_remove(&data->entry);
 119     LeaveCriticalSection(&tls_cs);
 120
 121     if(data->notif_hwnd) {
 122         WARN("notif_hwnd not destroyed\n");
 123         DestroyWindow(data->notif_hwnd);
 124     }
 125
 126     heap_free(data);
 127 }
 128
 129 static void process_detach(void)
 130 {
 131     HINTERNET internet_session;
 132
 133     internet_session = get_internet_session(NULL);
 134     if(internet_session)
 135         InternetCloseHandle(internet_session);
 136
 137     if (hCabinet)
 138         FreeLibrary(hCabinet);
 139
 140     free_session();
 141     free_tls_list();
 142 }
 143
 144 /***********************************************************************
 145  *              DllMain (URLMON.init)
 146  */
 147 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
 148 {
 149     TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
 150
 151     URLMON_DllMain( hinstDLL, fdwReason, fImpLoad );
 152
 153     switch(fdwReason) {
 154     case DLL_PROCESS_ATTACH:
 155         urlmon_instance = hinstDLL;
 156         init_session();
 157         break;
 158
 159     case DLL_PROCESS_DETACH:
 160         process_detach();
 161         DeleteCriticalSection(&tls_cs);
 162         break;
 163
 164     case DLL_THREAD_DETACH:
 165         detach_thread();
 166         break;
 167     }
 168     return TRUE;
 169 }
 170
 171 const char *debugstr_bindstatus(ULONG status)
 172 {
 173     switch(status) {
 174 #define X(x) case x: return #x
 175     X(BINDSTATUS_FINDINGRESOURCE);
 176     X(BINDSTATUS_CONNECTING);
 177     X(BINDSTATUS_REDIRECTING);
 178     X(BINDSTATUS_BEGINDOWNLOADDATA);
 179     X(BINDSTATUS_DOWNLOADINGDATA);
 180     X(BINDSTATUS_ENDDOWNLOADDATA);
 181     X(BINDSTATUS_BEGINDOWNLOADCOMPONENTS);
 182     X(BINDSTATUS_INSTALLINGCOMPONENTS);
 183     X(BINDSTATUS_ENDDOWNLOADCOMPONENTS);
 184     X(BINDSTATUS_USINGCACHEDCOPY);
 185     X(BINDSTATUS_SENDINGREQUEST);
 186     X(BINDSTATUS_CLASSIDAVAILABLE);
 187     X(BINDSTATUS_MIMETYPEAVAILABLE);
 188     X(BINDSTATUS_CACHEFILENAMEAVAILABLE);
 189     X(BINDSTATUS_BEGINSYNCOPERATION);
 190     X(BINDSTATUS_ENDSYNCOPERATION);
 191     X(BINDSTATUS_BEGINUPLOADDATA);
 192     X(BINDSTATUS_UPLOADINGDATA);
 193     X(BINDSTATUS_ENDUPLOADINGDATA);
 194     X(BINDSTATUS_PROTOCOLCLASSID);
 195     X(BINDSTATUS_ENCODING);
 196     X(BINDSTATUS_VERIFIEDMIMETYPEAVAILABLE);
 197     X(BINDSTATUS_CLASSINSTALLLOCATION);
 198     X(BINDSTATUS_DECODING);
 199     X(BINDSTATUS_LOADINGMIMEHANDLER);
 200     X(BINDSTATUS_CONTENTDISPOSITIONATTACH);
 201     X(BINDSTATUS_FILTERREPORTMIMETYPE);
 202     X(BINDSTATUS_CLSIDCANINSTANTIATE);
 203     X(BINDSTATUS_IUNKNOWNAVAILABLE);
 204     X(BINDSTATUS_DIRECTBIND);
 205     X(BINDSTATUS_RAWMIMETYPE);
 206     X(BINDSTATUS_PROXYDETECTING);
 207     X(BINDSTATUS_ACCEPTRANGES);
 208     X(BINDSTATUS_COOKIE_SENT);
 209     X(BINDSTATUS_COMPACT_POLICY_RECEIVED);
 210     X(BINDSTATUS_COOKIE_SUPPRESSED);
 211     X(BINDSTATUS_COOKIE_STATE_UNKNOWN);
 212     X(BINDSTATUS_COOKIE_STATE_ACCEPT);
 213     X(BINDSTATUS_COOKIE_STATE_REJECT);
 214     X(BINDSTATUS_COOKIE_STATE_PROMPT);
 215     X(BINDSTATUS_COOKIE_STATE_LEASH);
 216     X(BINDSTATUS_COOKIE_STATE_DOWNGRADE);
 217     X(BINDSTATUS_POLICY_HREF);
 218     X(BINDSTATUS_P3P_HEADER);
 219     X(BINDSTATUS_SESSION_COOKIE_RECEIVED);
 220     X(BINDSTATUS_PERSISTENT_COOKIE_RECEIVED);
 221     X(BINDSTATUS_SESSION_COOKIES_ALLOWED);
 222     X(BINDSTATUS_CACHECONTROL);
 223     X(BINDSTATUS_CONTENTDISPOSITIONFILENAME);
 224     X(BINDSTATUS_MIMETEXTPLAINMISMATCH);
 225     X(BINDSTATUS_PUBLISHERAVAILABLE);
 226     X(BINDSTATUS_DISPLAYNAMEAVAILABLE);
 227 #undef X
 228     default:
 229         return wine_dbg_sprintf("(invalid status %u)", status);
 230     }
 231 }
 232
 233 /***********************************************************************
 234  *              DllInstall (URLMON.@)
 235  */
 236 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
 237 {
 238   FIXME("(%s, %s): stub\n", bInstall?"TRUE":"FALSE",
 239         debugstr_w(cmdline));
 240
 241   return S_OK;
 242 }
 243
 244 /***********************************************************************
 245  *              DllCanUnloadNow (URLMON.@)
 246  */
 247 HRESULT WINAPI DllCanUnloadNow(void)
 248 {
 249     return URLMON_refCount != 0 ? S_FALSE : S_OK;
 250 }
 251
 252
 253
 254 /******************************************************************************
 255  * Urlmon ClassFactory
 256  */
 257 typedef struct {
 258     IClassFactory IClassFactory_iface;
 259
 260     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
 261 } ClassFactory;
 262
 263 static inline ClassFactory *impl_from_IClassFactory(IClassFactory *iface)
 264 {
 265     return CONTAINING_RECORD(iface, ClassFactory, IClassFactory_iface);
 266 }
 267
 268 static HRESULT WINAPI CF_QueryInterface(IClassFactory *iface, REFIID riid, LPVOID *ppv)
 269 {
 270     *ppv = NULL;
 271
 272     if(IsEqualGUID(riid, &IID_IUnknown)) {
 273         TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
 274         *ppv = iface;
 275     }else if(IsEqualGUID(riid, &IID_IClassFactory)) {
 276         TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
 277         *ppv = iface;
 278     }
 279
 280     if(*ppv) {
 281         IUnknown_AddRef((IUnknown*)*ppv);
 282         return S_OK;
 283     }
 284
 285     WARN("(%p)->(%s,%p),not found\n", iface, debugstr_guid(riid), ppv);
 286     return E_NOINTERFACE;
 287 }
 288
 289 static ULONG WINAPI CF_AddRef(IClassFactory *iface)
 290 {
 291     URLMON_LockModule();
 292     return 2;
 293 }
 294
 295 static ULONG WINAPI CF_Release(IClassFactory *iface)
 296 {
 297     URLMON_UnlockModule();
 298     return 1;
 299 }
 300
 301
 302 static HRESULT WINAPI CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
 303                                         REFIID riid, LPVOID *ppobj)
 304 {
 305     ClassFactory *This = impl_from_IClassFactory(iface);
 306     HRESULT hres;
 307     LPUNKNOWN punk;
 308
 309     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 310
 311     *ppobj = NULL;
 312     if(SUCCEEDED(hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk))) {
 313         hres = IUnknown_QueryInterface(punk, riid, ppobj);
 314         IUnknown_Release(punk);
 315     }
 316     return hres;
 317 }
 318
 319 static HRESULT WINAPI CF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
 320 {
 321     TRACE("(%d)\n", dolock);
 322
 323     if (dolock)
 324            URLMON_LockModule();
 325     else
 326            URLMON_UnlockModule();
 327
 328     return S_OK;
 329 }
 330
 331 static const IClassFactoryVtbl ClassFactoryVtbl =
 332 {
 333     CF_QueryInterface,
 334     CF_AddRef,
 335     CF_Release,
 336     CF_CreateInstance,
 337     CF_LockServer
 338 };
 339
 340 static ClassFactory FileProtocolCF =
 341     { { &ClassFactoryVtbl }, FileProtocol_Construct};
 342 static ClassFactory FtpProtocolCF =
 343     { { &ClassFactoryVtbl }, FtpProtocol_Construct};
 344 static ClassFactory GopherProtocolCF =
 345     { { &ClassFactoryVtbl }, GopherProtocol_Construct};
 346 static ClassFactory HttpProtocolCF =
 347     { { &ClassFactoryVtbl }, HttpProtocol_Construct};
 348 static ClassFactory HttpSProtocolCF =
 349     { { &ClassFactoryVtbl }, HttpSProtocol_Construct};
 350 static ClassFactory MkProtocolCF =
 351     { { &ClassFactoryVtbl }, MkProtocol_Construct};
 352 static ClassFactory SecurityManagerCF =
 353     { { &ClassFactoryVtbl }, SecManagerImpl_Construct};
 354 static ClassFactory ZoneManagerCF =
 355     { { &ClassFactoryVtbl }, ZoneMgrImpl_Construct};
 356 static ClassFactory StdURLMonikerCF =
 357     { { &ClassFactoryVtbl }, StdURLMoniker_Construct};
 358 static ClassFactory MimeFilterCF =
 359     { { &ClassFactoryVtbl }, MimeFilter_Construct};
 360 static ClassFactory CUriCF =
 361     { { &ClassFactoryVtbl }, Uri_Construct};
 362
 363 struct object_creation_info
 364 {
 365     const CLSID *clsid;
 366     IClassFactory *cf;
 367     LPCWSTR protocol;
 368 };
 369
 370 static const WCHAR wszFile[] = {'f','i','l','e',0};
 371 static const WCHAR wszFtp[]  = {'f','t','p',0};
 372 static const WCHAR wszGopher[]  = {'g','o','p','h','e','r',0};
 373 static const WCHAR wszHttp[] = {'h','t','t','p',0};
 374 static const WCHAR wszHttps[] = {'h','t','t','p','s',0};
 375 static const WCHAR wszMk[]   = {'m','k',0};
 376
 377 static const struct object_creation_info object_creation[] =
 378 {
 379     { &CLSID_FileProtocol,            &FileProtocolCF.IClassFactory_iface,    wszFile },
 380     { &CLSID_FtpProtocol,             &FtpProtocolCF.IClassFactory_iface,     wszFtp  },
 381     { &CLSID_GopherProtocol,          &GopherProtocolCF.IClassFactory_iface,  wszGopher },
 382     { &CLSID_HttpProtocol,            &HttpProtocolCF.IClassFactory_iface,    wszHttp },
 383     { &CLSID_HttpSProtocol,           &HttpSProtocolCF.IClassFactory_iface,   wszHttps },
 384     { &CLSID_MkProtocol,              &MkProtocolCF.IClassFactory_iface,      wszMk },
 385     { &CLSID_InternetSecurityManager, &SecurityManagerCF.IClassFactory_iface, NULL    },
 386     { &CLSID_InternetZoneManager,     &ZoneManagerCF.IClassFactory_iface,     NULL    },
 387     { &CLSID_StdURLMoniker,           &StdURLMonikerCF.IClassFactory_iface,   NULL    },
 388     { &CLSID_DeCompMimeFilter,        &MimeFilterCF.IClassFactory_iface,      NULL    },
 389     { &CLSID_CUri,                    &CUriCF.IClassFactory_iface,            NULL    }
 390 };
 391
 392 static void init_session(void)
 393 {
 394     unsigned int i;
 395
 396     for(i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++) {
 397         if(object_creation[i].protocol)
 398             register_namespace(object_creation[i].cf, object_creation[i].clsid,
 399                                       object_creation[i].protocol, TRUE);
 400     }
 401 }
 402
 403 /*******************************************************************************
 404  * DllGetClassObject [URLMON.@]
 405  * Retrieves class object from a DLL object
 406  *
 407  * NOTES
 408  *    Docs say returns STDAPI
 409  *
 410  * PARAMS
 411  *    rclsid [I] CLSID for the class object
 412  *    riid   [I] Reference to identifier of interface for class object
 413  *    ppv    [O] Address of variable to receive interface pointer for riid
 414  *
 415  * RETURNS
 416  *    Success: S_OK
 417  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 418  *             E_UNEXPECTED
 419  */
 420
 421 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 422 {
 423     unsigned int i;
 424     HRESULT hr;
 425
 426     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 427
 428     for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
 429     {
 430         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 431             return IClassFactory_QueryInterface(object_creation[i].cf, riid, ppv);
 432     }
 433
 434     hr = URLMON_DllGetClassObject(rclsid, riid, ppv);
 435     if(SUCCEEDED(hr))
 436         return hr;
 437
 438     FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 439     return CLASS_E_CLASSNOTAVAILABLE;
 440 }
 441
 442 static HRESULT register_inf(BOOL doregister)
 443 {
 444     HRESULT (WINAPI *pRegInstall)(HMODULE hm, LPCSTR pszSection, const STRTABLEA* pstTable);
 445     HMODULE hAdvpack;
 446
 447     static const WCHAR wszAdvpack[] = {'a','d','v','p','a','c','k','.','d','l','l',0};
 448
 449     hAdvpack = LoadLibraryW(wszAdvpack);
 450     pRegInstall = (void *)GetProcAddress(hAdvpack, "RegInstall");
 451
 452     return pRegInstall(hProxyDll, doregister ? "RegisterDll" : "UnregisterDll", NULL);
 453 }
 454
 455 /***********************************************************************
 456  *              DllRegisterServer (URLMON.@)
 457  */
 458 HRESULT WINAPI DllRegisterServer(void)
 459 {
 460     HRESULT hr;
 461
 462     TRACE("\n");
 463
 464     hr = URLMON_DllRegisterServer();
 465     return SUCCEEDED(hr) ? register_inf(TRUE) : hr;
 466 }
 467
 468 /***********************************************************************
 469  *              DllUnregisterServer (URLMON.@)
 470  */
 471 HRESULT WINAPI DllUnregisterServer(void)
 472 {
 473     HRESULT hr;
 474
 475     TRACE("\n");
 476
 477     hr = URLMON_DllUnregisterServer();
 478     return SUCCEEDED(hr) ? register_inf(FALSE) : hr;
 479 }
 480
 481 /***********************************************************************
 482  *              DllRegisterServerEx (URLMON.@)
 483  */
 484 HRESULT WINAPI DllRegisterServerEx(void)
 485 {
 486     FIXME("(void): stub\n");
 487
 488     return E_FAIL;
 489 }
 490
 491 /**************************************************************************
 492  *                 IsValidURL (URLMON.@)
 493  *
 494  * Determines if a specified string is a valid URL.
 495  *
 496  * PARAMS
 497  *  pBC        [I] ignored, should be NULL.
 498  *  szURL      [I] string that represents the URL in question.
 499  *  dwReserved [I] reserved and must be zero.
 500  *
 501  * RETURNS
 502  *  Success: S_OK.
 503  *  Failure: S_FALSE.
 504  *  returns E_INVALIDARG if one or more of the args is invalid.
 505  *
 506  * TODO:
 507  *  test functionality against windows to see what a valid URL is.
 508  */
 509 HRESULT WINAPI IsValidURL(LPBC pBC, LPCWSTR szURL, DWORD dwReserved)
 510 {
 511     FIXME("(%p, %s, %d): stub\n", pBC, debugstr_w(szURL), dwReserved);
 512
 513     if (dwReserved || !szURL)
 514         return E_INVALIDARG;
 515
 516     return S_OK;
 517 }
 518
 519 /**************************************************************************
 520  *                 FaultInIEFeature (URLMON.@)
 521  *
 522  *  Undocumented.  Appears to be used by native shdocvw.dll.
 523  */
 524 HRESULT WINAPI FaultInIEFeature( HWND hwnd, uCLSSPEC * pClassSpec,
 525                                  QUERYCONTEXT *pQuery, DWORD flags )
 526 {
 527     FIXME("%p %p %p %08x\n", hwnd, pClassSpec, pQuery, flags);
 528     return E_NOTIMPL;
 529 }
 530
 531 /**************************************************************************
 532  *                 CoGetClassObjectFromURL (URLMON.@)
 533  */
 534 HRESULT WINAPI CoGetClassObjectFromURL( REFCLSID rclsid, LPCWSTR szCodeURL, DWORD dwFileVersionMS,
 535                                         DWORD dwFileVersionLS, LPCWSTR szContentType,
 536                                         LPBINDCTX pBindCtx, DWORD dwClsContext, LPVOID pvReserved,
 537                                         REFIID riid, LPVOID *ppv )
 538 {
 539     FIXME("(%s %s %d %d %s %p %d %p %s %p) Stub!\n", debugstr_guid(rclsid), debugstr_w(szCodeURL),
 540         dwFileVersionMS, dwFileVersionLS, debugstr_w(szContentType), pBindCtx, dwClsContext, pvReserved,
 541         debugstr_guid(riid), ppv);
 542     return E_NOINTERFACE;
 543 }
 544
 545 /***********************************************************************
 546  *           ReleaseBindInfo (URLMON.@)
 547  *
 548  * Release the resources used by the specified BINDINFO structure.
 549  *
 550  * PARAMS
 551  *  pbindinfo [I] BINDINFO to release.
 552  *
 553  * RETURNS
 554  *  Nothing.
 555  */
 556 void WINAPI ReleaseBindInfo(BINDINFO* pbindinfo)
 557 {
 558     DWORD size;
 559
 560     TRACE("(%p)\n", pbindinfo);
 561
 562     if(!pbindinfo || !(size = pbindinfo->cbSize))
 563         return;
 564
 565     CoTaskMemFree(pbindinfo->szExtraInfo);
 566     ReleaseStgMedium(&pbindinfo->stgmedData);
 567
 568     if(offsetof(BINDINFO, szExtraInfo) < size)
 569         CoTaskMemFree(pbindinfo->szCustomVerb);
 570
 571     if(pbindinfo->pUnk && offsetof(BINDINFO, pUnk) < size)
 572         IUnknown_Release(pbindinfo->pUnk);
 573
 574     memset(pbindinfo, 0, size);
 575     pbindinfo->cbSize = size;
 576 }
 577
 578 /***********************************************************************
 579  *           CopyStgMedium (URLMON.@)
 580  */
 581 HRESULT WINAPI CopyStgMedium(const STGMEDIUM *src, STGMEDIUM *dst)
 582 {
 583     TRACE("(%p %p)\n", src, dst);
 584
 585     if(!src || !dst)
 586         return E_POINTER;
 587
 588     *dst = *src;
 589
 590     switch(dst->tymed) {
 591     case TYMED_NULL:
 592         break;
 593     case TYMED_FILE:
 594         if(src->u.lpszFileName && !src->pUnkForRelease) {
 595             DWORD size = (strlenW(src->u.lpszFileName)+1)*sizeof(WCHAR);
 596             dst->u.lpszFileName = CoTaskMemAlloc(size);
 597             if(!dst->u.lpszFileName)
 598                 return E_OUTOFMEMORY;
 599             memcpy(dst->u.lpszFileName, src->u.lpszFileName, size);
 600         }
 601         break;
 602     case TYMED_ISTREAM:
 603         if(dst->u.pstm)
 604             IStream_AddRef(dst->u.pstm);
 605         break;
 606     case TYMED_ISTORAGE:
 607         if(dst->u.pstg)
 608             IStorage_AddRef(dst->u.pstg);
 609         break;
 610     case TYMED_HGLOBAL:
 611         if(dst->u.hGlobal) {
 612             SIZE_T size = GlobalSize(src->u.hGlobal);
 613             char *src_ptr, *dst_ptr;
 614
 615             dst->u.hGlobal = GlobalAlloc(GMEM_FIXED, size);
 616             if(!dst->u.hGlobal)
 617                 return E_OUTOFMEMORY;
 618             dst_ptr = GlobalLock(dst->u.hGlobal);
 619             src_ptr = GlobalLock(src->u.hGlobal);
 620             memcpy(dst_ptr, src_ptr, size);
 621             GlobalUnlock(src_ptr);
 622             GlobalUnlock(dst_ptr);
 623         }
 624         break;
 625     default:
 626         FIXME("Unimplemented tymed %d\n", src->tymed);
 627     }
 628
 629     if(dst->pUnkForRelease)
 630         IUnknown_AddRef(dst->pUnkForRelease);
 631
 632     return S_OK;
 633 }
 634
 635 /***********************************************************************
 636  *           CopyBindInfo (URLMON.@)
 637  */
 638 HRESULT WINAPI CopyBindInfo(const BINDINFO *pcbiSrc, BINDINFO *pcbiDest)
 639 {
 640     DWORD size;
 641     HRESULT hres;
 642
 643     TRACE("(%p %p)\n", pcbiSrc, pcbiDest);
 644
 645     if(!pcbiSrc || !pcbiDest)
 646         return E_POINTER;
 647     if(!pcbiSrc->cbSize || !pcbiDest->cbSize)
 648         return E_INVALIDARG;
 649
 650     size = pcbiDest->cbSize;
 651     if(size > pcbiSrc->cbSize) {
 652         memcpy(pcbiDest, pcbiSrc, pcbiSrc->cbSize);
 653         memset((char*)pcbiDest+pcbiSrc->cbSize, 0, size-pcbiSrc->cbSize);
 654     } else {
 655         memcpy(pcbiDest, pcbiSrc, size);
 656     }
 657     pcbiDest->cbSize = size;
 658
 659     size = FIELD_OFFSET(BINDINFO, szExtraInfo)+sizeof(void*);
 660     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szExtraInfo) {
 661         size = (strlenW(pcbiSrc->szExtraInfo)+1)*sizeof(WCHAR);
 662         pcbiDest->szExtraInfo = CoTaskMemAlloc(size);
 663         if(!pcbiDest->szExtraInfo)
 664             return E_OUTOFMEMORY;
 665         memcpy(pcbiDest->szExtraInfo, pcbiSrc->szExtraInfo, size);
 666     }
 667
 668     size = FIELD_OFFSET(BINDINFO, stgmedData)+sizeof(STGMEDIUM);
 669     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size) {
 670         hres = CopyStgMedium(&pcbiSrc->stgmedData, &pcbiDest->stgmedData);
 671         if(FAILED(hres)) {
 672             CoTaskMemFree(pcbiDest->szExtraInfo);
 673             return hres;
 674         }
 675     }
 676
 677     size = FIELD_OFFSET(BINDINFO, szCustomVerb)+sizeof(void*);
 678     if(pcbiSrc->cbSize>=size && pcbiDest->cbSize>=size && pcbiSrc->szCustomVerb) {
 679         size = (strlenW(pcbiSrc->szCustomVerb)+1)*sizeof(WCHAR);
 680         pcbiDest->szCustomVerb = CoTaskMemAlloc(size);
 681         if(!pcbiDest->szCustomVerb) {
 682             CoTaskMemFree(pcbiDest->szExtraInfo);
 683             ReleaseStgMedium(&pcbiDest->stgmedData);
 684             return E_OUTOFMEMORY;
 685         }
 686         memcpy(pcbiDest->szCustomVerb, pcbiSrc->szCustomVerb, size);
 687     }
 688
 689     size = FIELD_OFFSET(BINDINFO, securityAttributes)+sizeof(SECURITY_ATTRIBUTES);
 690     if(pcbiDest->cbSize >= size)
 691         memset(&pcbiDest->securityAttributes, 0, sizeof(SECURITY_ATTRIBUTES));
 692
 693     if(pcbiSrc->pUnk)
 694         IUnknown_AddRef(pcbiDest->pUnk);
 695
 696     return S_OK;
 697 }
 698
 699 static BOOL text_richtext_filter(const BYTE *b, DWORD size)
 700 {
 701     return size > 5 && !memcmp(b, "{\\rtf", 5);
 702 }
 703
 704 static BOOL text_html_filter(const BYTE *b, DWORD size)
 705 {
 706     if(size < 6)
 707         return FALSE;
 708
 709     if((b[0] == '<'
 710                 && (b[1] == 'h' || b[1] == 'H')
 711                 && (b[2] == 't' || b[2] == 'T')
 712                 && (b[3] == 'm' || b[3] == 'M')
 713                 && (b[4] == 'l' || b[4] == 'L'))
 714             || (b[0] == '<'
 715                 && (b[1] == 'h' || b[1] == 'H')
 716                 && (b[2] == 'e' || b[2] == 'E')
 717                 && (b[3] == 'a' || b[3] == 'A')
 718                 && (b[4] == 'd' || b[4] == 'D'))) return TRUE;
 719
 720     return FALSE;
 721 }
 722
 723 static BOOL text_xml_filter(const BYTE *b, DWORD size)
 724 {
 725     if(size < 7)
 726         return FALSE;
 727
 728     if(b[0] == '<' && b[1] == '?'
 729             && (b[2] == 'x' || b[2] == 'X')
 730             && (b[3] == 'm' || b[3] == 'M')
 731             && (b[4] == 'l' || b[4] == 'L')
 732             && b[5] == ' ') return TRUE;
 733
 734     return FALSE;
 735 }
 736
 737 static BOOL audio_basic_filter(const BYTE *b, DWORD size)
 738 {
 739     return size > 4
 740         && b[0] == '.' && b[1] == 's' && b[2] == 'n' && b[3] == 'd';
 741 }
 742
 743 static BOOL audio_wav_filter(const BYTE *b, DWORD size)
 744 {
 745     return size > 12
 746         && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
 747         && b[8] == 'W' && b[9] == 'A' && b[10] == 'V' && b[11] == 'E';
 748 }
 749
 750 static BOOL image_gif_filter(const BYTE *b, DWORD size)
 751 {
 752     return size >= 6
 753         && (b[0] == 'G' || b[0] == 'g')
 754         && (b[1] == 'I' || b[1] == 'i')
 755         && (b[2] == 'F' || b[2] == 'f')
 756         &&  b[3] == '8'
 757         && (b[4] == '7' || b[4] == '9')
 758         && (b[5] == 'A' || b[5] == 'a');
 759 }
 760
 761 static BOOL image_pjpeg_filter(const BYTE *b, DWORD size)
 762 {
 763     return size > 2 && b[0] == 0xff && b[1] == 0xd8;
 764 }
 765
 766 static BOOL image_tiff_filter(const BYTE *b, DWORD size)
 767 {
 768     static const BYTE magic1[] = {0x4d,0x4d,0x00,0x2a};
 769     static const BYTE magic2[] = {0x49,0x49,0x2a,0xff};
 770
 771     return size >= 4 && (!memcmp(b, magic1, 4) || !memcmp(b, magic2, 4));
 772 }
 773
 774 static BOOL image_xpng_filter(const BYTE *b, DWORD size)
 775 {
 776     static const BYTE xpng_header[] = {0x89,'P','N','G',0x0d,0x0a,0x1a,0x0a};
 777     return size > sizeof(xpng_header) && !memcmp(b, xpng_header, sizeof(xpng_header));
 778 }
 779
 780 static BOOL image_bmp_filter(const BYTE *b, DWORD size)
 781 {
 782     return size >= 14
 783         && b[0] == 0x42 && b[1] == 0x4d
 784         && *(const DWORD *)(b+6) == 0;
 785 }
 786
 787 static BOOL video_avi_filter(const BYTE *b, DWORD size)
 788 {
 789     return size > 12
 790         && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
 791         && b[8] == 'A' && b[9] == 'V' && b[10] == 'I' && b[11] == 0x20;
 792 }
 793
 794 static BOOL video_mpeg_filter(const BYTE *b, DWORD size)
 795 {
 796     return size > 4
 797         && !b[0] && !b[1] && b[2] == 0x01
 798         && (b[3] == 0xb3 || b[3] == 0xba);
 799 }
 800
 801 static BOOL application_postscript_filter(const BYTE *b, DWORD size)
 802 {
 803     return size > 2 && b[0] == '%' && b[1] == '!';
 804 }
 805
 806 static BOOL application_pdf_filter(const BYTE *b, DWORD size)
 807 {
 808     return size > 4 && b[0] == 0x25 && b[1] == 0x50 && b[2] == 0x44 && b[3] == 0x46;
 809 }
 810
 811 static BOOL application_xzip_filter(const BYTE *b, DWORD size)
 812 {
 813     return size > 2 && b[0] == 0x50 && b[1] == 0x4b;
 814 }
 815
 816 static BOOL application_xgzip_filter(const BYTE *b, DWORD size)
 817 {
 818     return size > 2 && b[0] == 0x1f && b[1] == 0x8b;
 819 }
 820
 821 static BOOL application_java_filter(const BYTE *b, DWORD size)
 822 {
 823     return size > 4 && b[0] == 0xca && b[1] == 0xfe && b[2] == 0xba && b[3] == 0xbe;
 824 }
 825
 826 static BOOL application_xmsdownload(const BYTE *b, DWORD size)
 827 {
 828     return size > 2 && b[0] == 'M' && b[1] == 'Z';
 829 }
 830
 831 static inline BOOL is_text_plain_char(BYTE b)
 832 {
 833     if(b < 0x20 && b != '\n' && b != '\r' && b != '\t')
 834         return FALSE;
 835     return TRUE;
 836 }
 837
 838 static BOOL text_plain_filter(const BYTE *b, DWORD size)
 839 {
 840     const BYTE *ptr;
 841
 842     for(ptr = b; ptr < b+size-1; ptr++) {
 843         if(!is_text_plain_char(*ptr))
 844             return FALSE;
 845     }
 846
 847     return TRUE;
 848 }
 849
 850 static BOOL application_octet_stream_filter(const BYTE *b, DWORD size)
 851 {
 852     return TRUE;
 853 }
 854
 855 static HRESULT find_mime_from_buffer(const BYTE *buf, DWORD size, const WCHAR *proposed_mime, WCHAR **ret_mime)
 856 {
 857     LPCWSTR ret = NULL;
 858     int len, i, any_pos_mime = -1;
 859
 860     static const WCHAR text_htmlW[] = {'t','e','x','t','/','h','t','m','l',0};
 861     static const WCHAR text_richtextW[] = {'t','e','x','t','/','r','i','c','h','t','e','x','t',0};
 862     static const WCHAR text_xmlW[] = {'t','e','x','t','/','x','m','l',0};
 863     static const WCHAR audio_basicW[] = {'a','u','d','i','o','/','b','a','s','i','c',0};
 864     static const WCHAR audio_wavW[] = {'a','u','d','i','o','/','w','a','v',0};
 865     static const WCHAR image_gifW[] = {'i','m','a','g','e','/','g','i','f',0};
 866     static const WCHAR image_pjpegW[] = {'i','m','a','g','e','/','p','j','p','e','g',0};
 867     static const WCHAR image_tiffW[] = {'i','m','a','g','e','/','t','i','f','f',0};
 868     static const WCHAR image_xpngW[] = {'i','m','a','g','e','/','x','-','p','n','g',0};
 869     static const WCHAR image_bmpW[] = {'i','m','a','g','e','/','b','m','p',0};
 870     static const WCHAR video_aviW[] = {'v','i','d','e','o','/','a','v','i',0};
 871     static const WCHAR video_mpegW[] = {'v','i','d','e','o','/','m','p','e','g',0};
 872     static const WCHAR app_postscriptW[] =
 873         {'a','p','p','l','i','c','a','t','i','o','n','/','p','o','s','t','s','c','r','i','p','t',0};
 874     static const WCHAR app_pdfW[] = {'a','p','p','l','i','c','a','t','i','o','n','/','p','d','f',0};
 875     static const WCHAR app_xzipW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 876         'x','-','z','i','p','-','c','o','m','p','r','e','s','s','e','d',0};
 877     static const WCHAR app_xgzipW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 878         'x','-','g','z','i','p','-','c','o','m','p','r','e','s','s','e','d',0};
 879     static const WCHAR app_javaW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 880         'j','a','v','a',0};
 881     static const WCHAR app_xmsdownloadW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 882         'x','-','m','s','d','o','w','n','l','o','a','d',0};
 883     static const WCHAR text_plainW[] = {'t','e','x','t','/','p','l','a','i','n','\0'};
 884     static const WCHAR app_octetstreamW[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
 885         'o','c','t','e','t','-','s','t','r','e','a','m','\0'};
 886
 887     static const struct {
 888         LPCWSTR mime;
 889         BOOL (*filter)(const BYTE *,DWORD);
 890     } mime_filters_any_pos[] = {
 891         {text_htmlW,       text_html_filter},
 892         {text_xmlW,        text_xml_filter}
 893     }, mime_filters[] = {
 894         {text_richtextW,   text_richtext_filter},
 895      /* {audio_xaiffW,     audio_xaiff_filter}, */
 896         {audio_basicW,     audio_basic_filter},
 897         {audio_wavW,       audio_wav_filter},
 898         {image_gifW,       image_gif_filter},
 899         {image_pjpegW,     image_pjpeg_filter},
 900         {image_tiffW,      image_tiff_filter},
 901         {image_xpngW,      image_xpng_filter},
 902      /* {image_xbitmapW,   image_xbitmap_filter}, */
 903         {image_bmpW,       image_bmp_filter},
 904      /* {image_xjgW,       image_xjg_filter}, */
 905      /* {image_xemfW,      image_xemf_filter}, */
 906      /* {image_xwmfW,      image_xwmf_filter}, */
 907         {video_aviW,       video_avi_filter},
 908         {video_mpegW,      video_mpeg_filter},
 909         {app_postscriptW,  application_postscript_filter},
 910      /* {app_base64W,      application_base64_filter}, */
 911      /* {app_macbinhex40W, application_macbinhex40_filter}, */
 912         {app_pdfW,         application_pdf_filter},
 913      /* {app_zcompressedW, application_xcompressed_filter}, */
 914         {app_xzipW,        application_xzip_filter},
 915         {app_xgzipW,       application_xgzip_filter},
 916         {app_javaW,        application_java_filter},
 917         {app_xmsdownloadW, application_xmsdownload},
 918         {text_plainW,      text_plain_filter},
 919         {app_octetstreamW, application_octet_stream_filter}
 920     };
 921
 922     if(!buf || !size) {
 923         if(!proposed_mime)
 924             return E_FAIL;
 925
 926         len = strlenW(proposed_mime)+1;
 927         *ret_mime = CoTaskMemAlloc(len*sizeof(WCHAR));
 928         if(!*ret_mime)
 929             return E_OUTOFMEMORY;
 930
 931         memcpy(*ret_mime, proposed_mime, len*sizeof(WCHAR));
 932         return S_OK;
 933     }
 934
 935     if(proposed_mime && (!strcmpW(proposed_mime, app_octetstreamW)
 936                 || !strcmpW(proposed_mime, text_plainW)))
 937         proposed_mime = NULL;
 938
 939     if(proposed_mime) {
 940         ret = proposed_mime;
 941
 942         for(i=0; i < sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos); i++) {
 943             if(!strcmpW(proposed_mime, mime_filters_any_pos[i].mime)) {
 944                 any_pos_mime = i;
 945                 for(len=size; len>0; len--) {
 946                     if(mime_filters_any_pos[i].filter(buf+size-len, len))
 947                         break;
 948                 }
 949                 if(!len)
 950                     ret = NULL;
 951                 break;
 952             }
 953         }
 954
 955         if(i == sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos)) {
 956             for(i=0; i < sizeof(mime_filters)/sizeof(*mime_filters); i++) {
 957                 if(!strcmpW(proposed_mime, mime_filters[i].mime)) {
 958                     if(!mime_filters[i].filter(buf, size))
 959                         ret = NULL;
 960                     break;
 961                 }
 962             }
 963         }
 964     }
 965
 966     /* Looks like a bug in native implementation, html and xml mimes
 967      * are not looked for if none of them was proposed */
 968     if(!proposed_mime || any_pos_mime!=-1) {
 969         for(len=size; !ret && len>0; len--) {
 970             for(i=0; i<sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos); i++) {
 971                 if(mime_filters_any_pos[i].filter(buf+size-len, len)) {
 972                     ret = mime_filters_any_pos[i].mime;
 973                     break;
 974                 }
 975             }
 976         }
 977     }
 978
 979     i=0;
 980     while(!ret) {
 981         if(mime_filters[i].filter(buf, size))
 982             ret = mime_filters[i].mime;
 983         i++;
 984     }
 985
 986     if(any_pos_mime!=-1 && ret==text_plainW)
 987         ret = mime_filters_any_pos[any_pos_mime].mime;
 988     else if(proposed_mime && ret==app_octetstreamW) {
 989         for(len=size; ret==app_octetstreamW && len>0; len--) {
 990             if(!is_text_plain_char(buf[size-len]))
 991                 break;
 992             for(i=0; i<sizeof(mime_filters_any_pos)/sizeof(*mime_filters_any_pos); i++) {
 993                 if(mime_filters_any_pos[i].filter(buf+size-len, len)) {
 994                     ret = text_plainW;
 995                     break;
 996                 }
 997             }
 998         }
 999
1000         if(ret == app_octetstreamW)
1001             ret = proposed_mime;
1002     }
1003     TRACE("found %s for %s\n", debugstr_w(ret), debugstr_an((const char*)buf, min(32, size)));
1004
1005     len = strlenW(ret)+1;
1006     *ret_mime = CoTaskMemAlloc(len*sizeof(WCHAR));
1007     if(!*ret_mime)
1008         return E_OUTOFMEMORY;
1009
1010     memcpy(*ret_mime, ret, len*sizeof(WCHAR));
1011     return S_OK;
1012 }
1013
1014 /***********************************************************************
1015  *           FindMimeFromData (URLMON.@)
1016  *
1017  * Determines the Multipurpose Internet Mail Extensions (MIME) type from the data provided.
1018  */
1019 HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
1020         DWORD cbSize, LPCWSTR pwzMimeProposed, DWORD dwMimeFlags,
1021         LPWSTR* ppwzMimeOut, DWORD dwReserved)
1022 {
1023     TRACE("(%p,%s,%p,%d,%s,0x%x,%p,0x%x)\n", pBC, debugstr_w(pwzUrl), pBuffer, cbSize,
1024             debugstr_w(pwzMimeProposed), dwMimeFlags, ppwzMimeOut, dwReserved);
1025
1026     if(dwMimeFlags)
1027         WARN("dwMimeFlags=%08x\n", dwMimeFlags);
1028     if(dwReserved)
1029         WARN("dwReserved=%d\n", dwReserved);
1030
1031     /* pBC seams to not be used */
1032
1033     if(!ppwzMimeOut || (!pwzUrl && !pBuffer))
1034         return E_INVALIDARG;
1035
1036     if(pwzMimeProposed || pBuffer)
1037         return find_mime_from_buffer(pBuffer, cbSize, pwzMimeProposed, ppwzMimeOut);
1038
1039     if(pwzUrl) {
1040         HKEY hkey;
1041         DWORD res, size;
1042         LPCWSTR ptr;
1043         WCHAR mime[64];
1044
1045         static const WCHAR wszContentType[] =
1046                 {'C','o','n','t','e','n','t',' ','T','y','p','e','\0'};
1047
1048         ptr = strrchrW(pwzUrl, '.');
1049         if(!ptr)
1050             return E_FAIL;
1051
1052         res = RegOpenKeyW(HKEY_CLASSES_ROOT, ptr, &hkey);
1053         if(res != ERROR_SUCCESS)
1054             return HRESULT_FROM_WIN32(res);
1055
1056         size = sizeof(mime);
1057         res = RegQueryValueExW(hkey, wszContentType, NULL, NULL, (LPBYTE)mime, &size);
1058         RegCloseKey(hkey);
1059         if(res != ERROR_SUCCESS)
1060             return HRESULT_FROM_WIN32(res);
1061
1062         *ppwzMimeOut = CoTaskMemAlloc(size);
1063         memcpy(*ppwzMimeOut, mime, size);
1064         return S_OK;
1065     }
1066
1067     return E_FAIL;
1068 }
1069
1070 /***********************************************************************
1071  *           GetClassFileOrMime (URLMON.@)
1072  *
1073  * Determines the class ID from the bind context, file name or MIME type.
1074  */
1075 HRESULT WINAPI GetClassFileOrMime(LPBC pBC, LPCWSTR pszFilename,
1076         LPVOID pBuffer, DWORD cbBuffer, LPCWSTR pszMimeType, DWORD dwReserved,
1077         CLSID *pclsid)
1078 {
1079     FIXME("(%p, %s, %p, %d, %s, 0x%08x, %p): stub\n", pBC, debugstr_w(pszFilename), pBuffer,
1080             cbBuffer, debugstr_w(pszMimeType), dwReserved, pclsid);
1081     return E_NOTIMPL;
1082 }
1083
1084 /***********************************************************************
1085  * Extract (URLMON.@)
1086  */
1087 HRESULT WINAPI Extract(void *dest, LPCSTR szCabName)
1088 {
1089     HRESULT (WINAPI *pExtract)(void *, LPCSTR);
1090
1091     if (!hCabinet)
1092         hCabinet = LoadLibraryA("cabinet.dll");
1093
1094     if (!hCabinet) return HRESULT_FROM_WIN32(GetLastError());
1095     pExtract = (void *)GetProcAddress(hCabinet, "Extract");
1096     if (!pExtract) return HRESULT_FROM_WIN32(GetLastError());
1097
1098     return pExtract(dest, szCabName);
1099 }
1100
1101 /***********************************************************************
1102  *           IsLoggingEnabledA (URLMON.@)
1103  */
1104 BOOL WINAPI IsLoggingEnabledA(LPCSTR url)
1105 {
1106     FIXME("(%s)\n", debugstr_a(url));
1107     return FALSE;
1108 }
1109
1110 /***********************************************************************
1111  *           IsLoggingEnabledW (URLMON.@)
1112  */
1113 BOOL WINAPI IsLoggingEnabledW(LPCWSTR url)
1114 {
1115     FIXME("(%s)\n", debugstr_w(url));
1116     return FALSE;
1117 }
1118
1119 /***********************************************************************
1120  *           IsProtectedModeURL (URLMON.111)
1121  *    Undocumented, added in IE7
1122  */
1123 BOOL WINAPI IsProtectedModeURL(const WCHAR *url)
1124 {
1125     FIXME("stub: %s\n", debugstr_w(url));
1126     return TRUE;
1127 }
1128
1129 /***********************************************************************
1130  *           LogSqmBits (URLMON.410)
1131  *    Undocumented, added in IE8
1132  */
1133 int WINAPI LogSqmBits(DWORD unk1, DWORD unk2)
1134 {
1135     FIXME("stub: %d %d\n", unk1, unk2);
1136     return 0;
1137 }
1138
1139 /***********************************************************************
1140  *           LogSqmUXCommandOffsetInternal (URLMON.423)
1141  *    Undocumented, added in IE8
1142  */
1143 void WINAPI LogSqmUXCommandOffsetInternal(DWORD unk1, DWORD unk2, DWORD unk3, DWORD unk4)
1144 {
1145     FIXME("stub: %d %d %d %d\n", unk1, unk2, unk3, unk4);
1146 }
1147
1148 /***********************************************************************
1149  *           MapUriToBrowserEmulationState (URLMON.444)
1150  *    Undocumented, added in IE8
1151  */
1152 int WINAPI MapUriToBrowserEmulationState(DWORD unk1, DWORD unk2, DWORD unk3)
1153 {
1154     FIXME("stub: %d %d %d\n", unk1, unk2, unk3);
1155     return 0;
1156 }
1157
1158 /***********************************************************************
1159  *           MapBrowserEmulationModeToUserAgent (URLMON.445)
1160  *    Undocumented, added in IE8
1161  */
1162 int WINAPI MapBrowserEmulationModeToUserAgent(DWORD unk1, DWORD unk2)
1163 {
1164     FIXME("stub: %d %d\n", unk1, unk2);
1165     return 0;
1166 }
1167
1168 /***********************************************************************
1169  *            RegisterMediaTypes
1170  *    Added in IE3, registers known MIME-type strings.
1171  */
1172 HRESULT WINAPI RegisterMediaTypes(UINT types, LPCSTR *szTypes, CLIPFORMAT *cfTypes)
1173 {
1174    FIXME("stub: %u %p %p\n", types, szTypes, cfTypes);
1175    return E_INVALIDARG;
1176 }