dlls/shdocvw/shdocvw_main.c

   1 /*
   2  * SHDOCVW - Internet Explorer Web Control
   3  *
   4  * Copyright 2001 John R. Sheets (for CodeWeavers)
   5  * Copyright 2004 Mike McCormack (for CodeWeavers)
   6  * Copyright 2008 Detlef Riekenberg
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27
  28 #include "wine/unicode.h"
  29 #include "wine/debug.h"
  30
  31 #include "shdocvw.h"
  32
  33 #include "winreg.h"
  34 #include "shlwapi.h"
  35 #include "wininet.h"
  36 #include "isguids.h"
  37
  38 #include "initguid.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
  41
  42 LONG SHDOCVW_refCount = 0;
  43
  44 static HMODULE SHDOCVW_hshell32 = 0;
  45 static HINSTANCE ieframe_instance;
  46
  47 static HINSTANCE get_ieframe_instance(void)
  48 {
  49     static const WCHAR ieframe_dllW[] = {'i','e','f','r','a','m','e','.','d','l','l',0};
  50
  51     if(!ieframe_instance)
  52         ieframe_instance = LoadLibraryW(ieframe_dllW);
  53
  54     return ieframe_instance;
  55 }
  56
  57 static HRESULT get_ieframe_object(REFCLSID rclsid, REFIID riid, void **ppv)
  58 {
  59     HINSTANCE ieframe_instance;
  60
  61     static HRESULT (WINAPI *ieframe_DllGetClassObject)(REFCLSID,REFIID,void**);
  62
  63     if(!ieframe_DllGetClassObject) {
  64         ieframe_instance = get_ieframe_instance();
  65         if(!ieframe_instance)
  66             return CLASS_E_CLASSNOTAVAILABLE;
  67
  68         ieframe_DllGetClassObject = (void*)GetProcAddress(ieframe_instance, "DllGetClassObject");
  69         if(!ieframe_DllGetClassObject)
  70             return CLASS_E_CLASSNOTAVAILABLE;
  71     }
  72
  73     return ieframe_DllGetClassObject(rclsid, riid, ppv);
  74 }
  75
  76 /*************************************************************************
  77  *              DllGetClassObject (SHDOCVW.@)
  78  */
  79 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
  80 {
  81     TRACE("(%s %s %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
  82
  83     if(IsEqualGUID(&CLSID_WebBrowser, rclsid)
  84        || IsEqualGUID(&CLSID_WebBrowser_V1, rclsid)
  85        || IsEqualGUID(&CLSID_InternetShortcut, rclsid)
  86        || IsEqualGUID(&CLSID_CUrlHistory, rclsid)
  87        || IsEqualGUID(&CLSID_TaskbarList, rclsid))
  88         return get_ieframe_object(rclsid, riid, ppv);
  89
  90     /* As a last resort, figure if the CLSID belongs to a 'Shell Instance Object' */
  91     return SHDOCVW_GetShellInstanceObjectClassObject(rclsid, riid, ppv);
  92 }
  93
  94 /***********************************************************************
  95  *          DllRegisterServer (shdocvw.@)
  96  */
  97 HRESULT WINAPI DllRegisterServer(void)
  98 {
  99     TRACE("\n");
 100     return S_OK;
 101 }
 102
 103 /***********************************************************************
 104  *          DllUnregisterServer (shdocvw.@)
 105  */
 106 HRESULT WINAPI DllUnregisterServer(void)
 107 {
 108     TRACE("\n");
 109     return S_OK;
 110 }
 111
 112 /******************************************************************
 113  *             IEWinMain            (SHDOCVW.101)
 114  *
 115  * Only returns on error.
 116  */
 117 DWORD WINAPI IEWinMain(LPSTR szCommandLine, int nShowWindow)
 118 {
 119     DWORD (WINAPI *pIEWinMain)(const WCHAR*,int);
 120     WCHAR *cmdline;
 121     DWORD ret, len;
 122
 123     TRACE("%s %d\n", debugstr_a(szCommandLine), nShowWindow);
 124
 125     pIEWinMain = (void*)GetProcAddress(get_ieframe_instance(), MAKEINTRESOURCEA(101));
 126     if(!pIEWinMain)
 127         ExitProcess(1);
 128
 129     len = MultiByteToWideChar(CP_ACP, 0, szCommandLine, -1, NULL, 0);
 130     cmdline = heap_alloc(len*sizeof(WCHAR));
 131     if(!cmdline)
 132         ExitProcess(1);
 133     MultiByteToWideChar(CP_ACP, 0, szCommandLine, -1, cmdline, len);
 134
 135     ret = pIEWinMain(cmdline, nShowWindow);
 136
 137     heap_free(cmdline);
 138     return ret;
 139 }
 140
 141 /*************************************************************************
 142  * SHDOCVW DllMain
 143  */
 144 BOOL WINAPI DllMain(HINSTANCE hinst, DWORD fdwReason, LPVOID fImpLoad)
 145 {
 146     TRACE("%p 0x%x %p\n", hinst, fdwReason, fImpLoad);
 147     switch (fdwReason)
 148     {
 149     case DLL_PROCESS_ATTACH:
 150         DisableThreadLibraryCalls(hinst);
 151         break;
 152     case DLL_PROCESS_DETACH:
 153         if (fImpLoad) break;
 154         if (SHDOCVW_hshell32) FreeLibrary(SHDOCVW_hshell32);
 155         if (ieframe_instance) FreeLibrary(ieframe_instance);
 156         break;
 157     }
 158     return TRUE;
 159 }
 160
 161 /*************************************************************************
 162  *              DllCanUnloadNow (SHDOCVW.@)
 163  */
 164 HRESULT WINAPI DllCanUnloadNow(void)
 165 {
 166     return SHDOCVW_refCount ? S_FALSE : S_OK;
 167 }
 168
 169 /***********************************************************************
 170  *              DllGetVersion (SHDOCVW.@)
 171  */
 172 HRESULT WINAPI DllGetVersion(DLLVERSIONINFO *info)
 173 {
 174     if (info->cbSize != sizeof(DLLVERSIONINFO)) FIXME("support DLLVERSIONINFO2\n");
 175
 176     /* this is what IE6 on Windows 98 reports */
 177     info->dwMajorVersion = 6;
 178     info->dwMinorVersion = 0;
 179     info->dwBuildNumber = 2600;
 180     info->dwPlatformID = DLLVER_PLATFORM_WINDOWS;
 181
 182     return NOERROR;
 183 }
 184
 185 /*************************************************************************
 186  *              DllInstall (SHDOCVW.@)
 187  */
 188 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
 189 {
 190    FIXME("(%s, %s): stub!\n", bInstall ? "TRUE":"FALSE", debugstr_w(cmdline));
 191
 192    return S_OK;
 193 }
 194
 195 /*************************************************************************
 196  * SHDOCVW_LoadShell32
 197  *
 198  * makes sure the handle to shell32 is valid
 199  */
 200 static BOOL SHDOCVW_LoadShell32(void)
 201 {
 202      if (SHDOCVW_hshell32)
 203        return TRUE;
 204      return ((SHDOCVW_hshell32 = LoadLibraryA("shell32.dll")) != NULL);
 205 }
 206
 207 /***********************************************************************
 208  *              @ (SHDOCVW.110)
 209  *
 210  * Called by Win98 explorer.exe main binary, definitely has 0
 211  * parameters.
 212  */
 213 DWORD WINAPI WinList_Init(void)
 214 {
 215     FIXME("(), stub!\n");
 216     return 0x0deadfeed;
 217 }
 218
 219 /***********************************************************************
 220  *              @ (SHDOCVW.118)
 221  *
 222  * Called by Win98 explorer.exe main binary, definitely has only one
 223  * parameter.
 224  */
 225 static BOOL (WINAPI *pShellDDEInit)(BOOL start) = NULL;
 226
 227 BOOL WINAPI ShellDDEInit(BOOL start)
 228 {
 229     TRACE("(%d)\n", start);
 230
 231     if (!pShellDDEInit)
 232     {
 233       if (!SHDOCVW_LoadShell32())
 234         return FALSE;
 235       pShellDDEInit = (void *)GetProcAddress(SHDOCVW_hshell32, (LPCSTR)188);
 236     }
 237
 238     if (pShellDDEInit)
 239       return pShellDDEInit(start);
 240     else
 241       return FALSE;
 242 }
 243
 244 /***********************************************************************
 245  *              @ (SHDOCVW.125)
 246  *
 247  * Called by Win98 explorer.exe main binary, definitely has 0
 248  * parameters.
 249  */
 250 DWORD WINAPI RunInstallUninstallStubs(void)
 251 {
 252     FIXME("(), stub!\n");
 253     return 0x0deadbee;
 254 }
 255
 256 /***********************************************************************
 257  *              @ (SHDOCVW.130)
 258  *
 259  * Called by Emerge Desktop (alternative Windows Shell).
 260  */
 261 DWORD WINAPI RunInstallUninstallStubs2(int arg)
 262 {
 263     FIXME("(%d), stub!\n", arg);
 264     return 0x0deadbee;
 265 }
 266
 267 /***********************************************************************
 268  *              SetQueryNetSessionCount (SHDOCVW.@)
 269  */
 270 DWORD WINAPI SetQueryNetSessionCount(DWORD arg)
 271 {
 272     FIXME("(%u), stub!\n", arg);
 273     return 0;
 274 }
 275
 276 /**********************************************************************
 277  * Some forwards (by ordinal) to SHLWAPI
 278  */
 279
 280 static void* fetch_shlwapi_ordinal(UINT_PTR ord)
 281 {
 282     static const WCHAR shlwapiW[] = {'s','h','l','w','a','p','i','.','d','l','l','\0'};
 283     static HANDLE h;
 284
 285     if (!h && !(h = GetModuleHandleW(shlwapiW))) return NULL;
 286     return (void*)GetProcAddress(h, (const char*)ord);
 287 }
 288
 289 /******************************************************************
 290  *              WhichPlatformFORWARD            (SHDOCVW.@)
 291  */
 292 DWORD WINAPI WhichPlatformFORWARD(void)
 293 {
 294     static DWORD (WINAPI *p)(void);
 295
 296     if (p || (p = fetch_shlwapi_ordinal(276))) return p();
 297     return 1; /* not integrated, see shlwapi.WhichPlatform */
 298 }
 299
 300 /******************************************************************
 301  *              StopWatchModeFORWARD            (SHDOCVW.@)
 302  */
 303 void WINAPI StopWatchModeFORWARD(void)
 304 {
 305     static void (WINAPI *p)(void);
 306
 307     if (p || (p = fetch_shlwapi_ordinal(241))) p();
 308 }
 309
 310 /******************************************************************
 311  *              StopWatchFlushFORWARD            (SHDOCVW.@)
 312  */
 313 void WINAPI StopWatchFlushFORWARD(void)
 314 {
 315     static void (WINAPI *p)(void);
 316
 317     if (p || (p = fetch_shlwapi_ordinal(242))) p();
 318 }
 319
 320 /******************************************************************
 321  *              StopWatchAFORWARD            (SHDOCVW.@)
 322  */
 323 DWORD WINAPI StopWatchAFORWARD(DWORD dwClass, LPCSTR lpszStr, DWORD dwUnknown,
 324                                DWORD dwMode, DWORD dwTimeStamp)
 325 {
 326     static DWORD (WINAPI *p)(DWORD, LPCSTR, DWORD, DWORD, DWORD);
 327
 328     if (p || (p = fetch_shlwapi_ordinal(243)))
 329         return p(dwClass, lpszStr, dwUnknown, dwMode, dwTimeStamp);
 330     return ERROR_CALL_NOT_IMPLEMENTED;
 331 }
 332
 333 /******************************************************************
 334  *              StopWatchWFORWARD            (SHDOCVW.@)
 335  */
 336 DWORD WINAPI StopWatchWFORWARD(DWORD dwClass, LPCWSTR lpszStr, DWORD dwUnknown,
 337                                DWORD dwMode, DWORD dwTimeStamp)
 338 {
 339     static DWORD (WINAPI *p)(DWORD, LPCWSTR, DWORD, DWORD, DWORD);
 340
 341     if (p || (p = fetch_shlwapi_ordinal(244)))
 342         return p(dwClass, lpszStr, dwUnknown, dwMode, dwTimeStamp);
 343     return ERROR_CALL_NOT_IMPLEMENTED;
 344 }
 345
 346 /******************************************************************
 347  *  URLSubRegQueryA (SHDOCVW.151)
 348  */
 349 HRESULT WINAPI URLSubRegQueryA(LPCSTR regpath, LPCSTR name, DWORD type,
 350                                LPSTR out, DWORD outlen, DWORD unknown)
 351 {
 352     CHAR buffer[INTERNET_MAX_URL_LENGTH];
 353     DWORD len;
 354     LONG res;
 355
 356     TRACE("(%s, %s, %d, %p, %d, %d)\n", debugstr_a(regpath), debugstr_a(name),
 357             type, out, outlen, unknown);
 358
 359     if (!out) return S_OK;
 360
 361     len = sizeof(buffer);
 362     res = SHRegGetUSValueA(regpath, name, NULL, buffer,  &len, FALSE, NULL, 0);
 363     if (!res) {
 364         lstrcpynA(out, buffer, outlen);
 365         return S_OK;
 366     }
 367
 368     return E_FAIL;
 369 }
 370
 371 /******************************************************************
 372  *  ParseURLFromOutsideSourceW (SHDOCVW.170)
 373  */
 374 DWORD WINAPI ParseURLFromOutsideSourceW(LPCWSTR url, LPWSTR out, LPDWORD plen, LPDWORD unknown)
 375 {
 376     WCHAR buffer_in[INTERNET_MAX_URL_LENGTH];
 377     WCHAR buffer_out[INTERNET_MAX_URL_LENGTH];
 378     LPCWSTR ptr = url;
 379     HRESULT hr;
 380     DWORD needed;
 381     DWORD len;
 382     DWORD res = 0;
 383
 384
 385     TRACE("(%s, %p, %p, %p) len: %d, unknown: 0x%x\n", debugstr_w(url), out, plen, unknown,
 386             plen ? *plen : 0, unknown ? *unknown : 0);
 387
 388     if (!PathIsURLW(ptr)) {
 389         len = sizeof(buffer_in) / sizeof(buffer_in[0]);
 390         buffer_in[0] = 0;
 391         hr = UrlApplySchemeW(ptr, buffer_in, &len, URL_APPLY_GUESSSCHEME | URL_APPLY_DEFAULT);
 392         TRACE("got 0x%x with %s\n", hr, debugstr_w(buffer_in));
 393         if (hr == S_OK) {
 394             /* we parsed the url to buffer_in */
 395             ptr = buffer_in;
 396         }
 397         else
 398         {
 399             FIXME("call search hook for %s\n", debugstr_w(ptr));
 400         }
 401     }
 402
 403     len = sizeof(buffer_out) / sizeof(buffer_out[0]);
 404     buffer_out[0] = '\0';
 405     hr = UrlCanonicalizeW(ptr, buffer_out, &len, URL_ESCAPE_SPACES_ONLY);
 406     needed = lstrlenW(buffer_out)+1;
 407     TRACE("got 0x%x with %s (need %d)\n", hr, debugstr_w(buffer_out), needed);
 408
 409     if (*plen >= needed) {
 410         if (out != NULL) {
 411             lstrcpyW(out, buffer_out);
 412             res++;
 413         }
 414         needed--;
 415     }
 416
 417     *plen = needed;
 418
 419     TRACE("=> %d\n", res);
 420     return res;
 421 }
 422
 423 /******************************************************************
 424  *  ParseURLFromOutsideSourceA (SHDOCVW.169)
 425  *
 426  * See ParseURLFromOutsideSourceW
 427  */
 428 DWORD WINAPI ParseURLFromOutsideSourceA(LPCSTR url, LPSTR out, LPDWORD plen, LPDWORD unknown)
 429 {
 430     WCHAR buffer[INTERNET_MAX_URL_LENGTH];
 431     LPWSTR urlW = NULL;
 432     DWORD needed;
 433     DWORD res;
 434     DWORD len;
 435
 436     TRACE("(%s, %p, %p, %p) len: %d, unknown: 0x%x\n", debugstr_a(url), out, plen, unknown,
 437             plen ? *plen : 0, unknown ? *unknown : 0);
 438
 439     if (url) {
 440         len = MultiByteToWideChar(CP_ACP, 0, url, -1, NULL, 0);
 441         urlW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 442         MultiByteToWideChar(CP_ACP, 0, url, -1, urlW, len);
 443     }
 444
 445     len = sizeof(buffer) / sizeof(buffer[0]);
 446     ParseURLFromOutsideSourceW(urlW, buffer, &len, unknown);
 447     HeapFree(GetProcessHeap(), 0, urlW);
 448
 449     needed = WideCharToMultiByte(CP_ACP, 0, buffer, -1, NULL, 0, NULL, NULL);
 450
 451     res = 0;
 452     if (*plen >= needed) {
 453         if (out != NULL) {
 454             WideCharToMultiByte(CP_ACP, 0, buffer, -1, out, *plen, NULL, NULL);
 455             res = needed;
 456         }
 457         needed--;
 458     }
 459
 460     *plen = needed;
 461
 462     TRACE("=> %d\n", res);
 463     return res;
 464 }
 465
 466 /******************************************************************
 467  *  IEParseDisplayNameWithBCW (SHDOCVW.218)
 468  */
 469 HRESULT WINAPI IEParseDisplayNameWithBCW(DWORD codepage, LPCWSTR lpszDisplayName, LPBC pbc, LPITEMIDLIST *ppidl)
 470 {
 471     /* Guessing at parameter 3 based on IShellFolder's  ParseDisplayName */
 472     FIXME("stub: 0x%x %s %p %p\n",codepage,debugstr_w(lpszDisplayName),pbc,ppidl);
 473     return E_FAIL;
 474 }
 475
 476 /******************************************************************
 477  *  SHRestricted2W (SHDOCVW.159)
 478  */
 479 DWORD WINAPI SHRestricted2W(DWORD res, LPCWSTR url, DWORD reserved)
 480 {
 481     FIXME("(%d %s %d) stub\n", res, debugstr_w(url), reserved);
 482     return 0;
 483 }
 484
 485 /******************************************************************
 486  * SHRestricted2A (SHDOCVW.158)
 487  *
 488  * See SHRestricted2W
 489  */
 490 DWORD WINAPI SHRestricted2A(DWORD restriction, LPCSTR url, DWORD reserved)
 491 {
 492     LPWSTR urlW = NULL;
 493     DWORD res;
 494
 495     TRACE("(%d, %s, %d)\n", restriction, debugstr_a(url), reserved);
 496     if (url) {
 497         DWORD len = MultiByteToWideChar(CP_ACP, 0, url, -1, NULL, 0);
 498         urlW = heap_alloc(len * sizeof(WCHAR));
 499         MultiByteToWideChar(CP_ACP, 0, url, -1, urlW, len);
 500     }
 501     res = SHRestricted2W(restriction, urlW, reserved);
 502     heap_free(urlW);
 503     return res;
 504 }
 505
 506 /******************************************************************
 507  * ImportPrivacySettings (SHDOCVW.@)
 508  *
 509  * Import global and/or per site privacy preferences from an xml file
 510  *
 511  * PARAMS
 512  *  filename      [I] XML file to use
 513  *  pGlobalPrefs  [IO] PTR to a usage flag for the global privacy preferences
 514  *  pPerSitePrefs [IO] PTR to a usage flag for the per site privacy preferences
 515  *
 516  * RETURNS
 517  *  Success: TRUE  (the privacy preferences where updated)
 518  *  Failure: FALSE (the privacy preferences are unchanged)
 519  *
 520  * NOTES
 521  *  Set the flag to TRUE, when the related privacy preferences in the xml file
 522  *  should be used (parsed and overwrite the current settings).
 523  *  On return, the flag is TRUE, when the related privacy settings where used
 524  *
 525  */
 526 BOOL WINAPI ImportPrivacySettings(LPCWSTR filename, BOOL *pGlobalPrefs, BOOL * pPerSitePrefs)
 527 {
 528     FIXME("(%s, %p->%d, %p->%d): stub\n", debugstr_w(filename),
 529         pGlobalPrefs, pGlobalPrefs ? *pGlobalPrefs : 0,
 530         pPerSitePrefs, pPerSitePrefs ? *pPerSitePrefs : 0);
 531
 532     if (pGlobalPrefs) *pGlobalPrefs = FALSE;
 533     if (pPerSitePrefs) *pPerSitePrefs = FALSE;
 534
 535     return TRUE;
 536 }
 537
 538 /******************************************************************
 539  * ResetProfileSharing (SHDOCVW.164)
 540  */
 541 HRESULT WINAPI ResetProfileSharing(HWND hwnd)
 542 {
 543     FIXME("(%p) stub\n", hwnd);
 544     return E_NOTIMPL;
 545 }
 546
 547 /******************************************************************
 548  * InstallReg_RunDLL (SHDOCVW.@)
 549  */
 550 void WINAPI InstallReg_RunDLL(HWND hwnd, HINSTANCE handle, LPCSTR cmdline, INT show)
 551 {
 552     FIXME("(%p %p %s %x)\n", hwnd, handle, debugstr_a(cmdline), show);
 553 }
 554
 555 /******************************************************************
 556  * DoFileDownload (SHDOCVW.@)
 557  */
 558 BOOL WINAPI DoFileDownload(LPWSTR filename)
 559 {
 560     FIXME("(%s) stub\n", debugstr_w(filename));
 561     return FALSE;
 562 }