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