dlls/hlink/hlink_main.c

   1 /*
   2  * Implementation of hyperlinking (hlink.dll)
   3  *
   4  * Copyright 2005 Aric Stewart for CodeWeavers
   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 "hlink_private.h"
  22
  23 #include "winreg.h"
  24 #include "rpcproxy.h"
  25 #include "hlguids.h"
  26
  27 #include "wine/debug.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(hlink);
  30
  31 static HINSTANCE instance;
  32
  33 typedef HRESULT (CALLBACK *LPFNCREATEINSTANCE)(IUnknown*, REFIID, LPVOID*);
  34
  35 typedef struct
  36 {
  37     IClassFactory      IClassFactory_iface;
  38     LPFNCREATEINSTANCE lpfnCI;
  39 } CFImpl;
  40
  41 static inline CFImpl *impl_from_IClassFactory(IClassFactory *iface)
  42 {
  43     return CONTAINING_RECORD(iface, CFImpl, IClassFactory_iface);
  44 }
  45
  46 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  47 {
  48     TRACE("%p %d %p\n", hinstDLL, fdwReason, lpvReserved);
  49
  50     switch (fdwReason)
  51     {
  52     case DLL_PROCESS_ATTACH:
  53         instance = hinstDLL;
  54         DisableThreadLibraryCalls(hinstDLL);
  55         break;
  56     case DLL_PROCESS_DETACH:
  57         break;
  58     }
  59     return TRUE;
  60 }
  61
  62 /***********************************************************************
  63  *             DllCanUnloadNow (HLINK.@)
  64  */
  65 HRESULT WINAPI DllCanUnloadNow( void )
  66 {
  67     return S_OK;
  68 }
  69
  70 /***********************************************************************
  71  *             HlinkCreateFromMoniker (HLINK.@)
  72  */
  73 HRESULT WINAPI HlinkCreateFromMoniker( IMoniker *pimkTrgt, LPCWSTR pwzLocation,
  74         LPCWSTR pwzFriendlyName, IHlinkSite* pihlsite, DWORD dwSiteData,
  75         IUnknown* piunkOuter, REFIID riid, void** ppvObj)
  76 {
  77     IHlink *hl = NULL;
  78     HRESULT r = S_OK;
  79
  80     TRACE("%p %s %s %p %i %p %s %p\n", pimkTrgt, debugstr_w(pwzLocation),
  81             debugstr_w(pwzFriendlyName), pihlsite, dwSiteData, piunkOuter,
  82             debugstr_guid(riid), ppvObj);
  83
  84     r = CoCreateInstance(&CLSID_StdHlink, piunkOuter, CLSCTX_INPROC_SERVER, riid, (LPVOID*)&hl);
  85     if (FAILED(r))
  86         return r;
  87
  88     IHlink_SetMonikerReference(hl, HLINKSETF_LOCATION | HLINKSETF_TARGET, pimkTrgt, pwzLocation);
  89
  90     if (pwzFriendlyName)
  91         IHlink_SetFriendlyName(hl, pwzFriendlyName);
  92     if (pihlsite)
  93         IHlink_SetHlinkSite(hl, pihlsite, dwSiteData);
  94
  95     *ppvObj = hl;
  96
  97     TRACE("Returning %i\n",r);
  98
  99     return r;
 100 }
 101
 102 /***********************************************************************
 103  *             HlinkCreateFromString (HLINK.@)
 104  */
 105 HRESULT WINAPI HlinkCreateFromString( LPCWSTR pwzTarget, LPCWSTR pwzLocation,
 106         LPCWSTR pwzFriendlyName, IHlinkSite* pihlsite, DWORD dwSiteData,
 107         IUnknown* piunkOuter, REFIID riid, void** ppvObj)
 108 {
 109     IHlink *hl = NULL;
 110     HRESULT r = S_OK;
 111     WCHAR *hash, *tgt;
 112     const WCHAR *loc;
 113
 114     TRACE("%s %s %s %p %i %p %s %p\n", debugstr_w(pwzTarget),
 115             debugstr_w(pwzLocation), debugstr_w(pwzFriendlyName), pihlsite,
 116             dwSiteData, piunkOuter, debugstr_guid(riid), ppvObj);
 117
 118     r = CoCreateInstance(&CLSID_StdHlink, piunkOuter, CLSCTX_INPROC_SERVER, riid, (LPVOID*)&hl);
 119     if (FAILED(r))
 120         return r;
 121
 122     if (pwzTarget)
 123     {
 124         hash = strchrW(pwzTarget, '#');
 125         if (hash)
 126         {
 127             if (hash == pwzTarget)
 128                 tgt = NULL;
 129             else
 130             {
 131                 int tgt_len = hash - pwzTarget;
 132                 tgt = heap_alloc((tgt_len + 1) * sizeof(WCHAR));
 133                 if (!tgt)
 134                     return E_OUTOFMEMORY;
 135                 memcpy(tgt, pwzTarget, tgt_len * sizeof(WCHAR));
 136                 tgt[tgt_len] = 0;
 137             }
 138             if (!pwzLocation)
 139                 loc = hash + 1;
 140             else
 141                 loc = pwzLocation;
 142         }
 143         else
 144         {
 145             tgt = hlink_strdupW(pwzTarget);
 146             if (!tgt)
 147                 return E_OUTOFMEMORY;
 148             loc = pwzLocation;
 149         }
 150     }
 151     else
 152     {
 153         tgt = NULL;
 154         loc = pwzLocation;
 155     }
 156
 157     IHlink_SetStringReference(hl, HLINKSETF_TARGET | HLINKSETF_LOCATION, tgt, loc);
 158
 159     heap_free(tgt);
 160
 161     if (pwzFriendlyName)
 162         IHlink_SetFriendlyName(hl, pwzFriendlyName);
 163
 164     if (pihlsite)
 165         IHlink_SetHlinkSite(hl, pihlsite, dwSiteData);
 166
 167     TRACE("Returning %i\n",r);
 168     *ppvObj = hl;
 169
 170     return r;
 171 }
 172
 173
 174 /***********************************************************************
 175  *             HlinkCreateBrowseContext (HLINK.@)
 176  */
 177 HRESULT WINAPI HlinkCreateBrowseContext( IUnknown* piunkOuter, REFIID riid, void** ppvObj)
 178 {
 179     HRESULT r = S_OK;
 180
 181     TRACE("%p %s %p\n", piunkOuter, debugstr_guid(riid), ppvObj);
 182
 183     r = CoCreateInstance(&CLSID_StdHlinkBrowseContext, piunkOuter, CLSCTX_INPROC_SERVER, riid, ppvObj);
 184
 185     TRACE("returning %i\n",r);
 186
 187     return r;
 188 }
 189
 190 /***********************************************************************
 191  *             HlinkNavigate (HLINK.@)
 192  */
 193 HRESULT WINAPI HlinkNavigate(IHlink *phl, IHlinkFrame *phlFrame,
 194         DWORD grfHLNF, LPBC pbc, IBindStatusCallback *pbsc,
 195         IHlinkBrowseContext *phlbc)
 196 {
 197     HRESULT r = S_OK;
 198
 199     TRACE("%p %p %i %p %p %p\n", phl, phlFrame, grfHLNF, pbc, pbsc, phlbc);
 200
 201     if (phlFrame)
 202         r = IHlinkFrame_Navigate(phlFrame, grfHLNF, pbc, pbsc, phl);
 203     else if (phl)
 204         r = IHlink_Navigate(phl, grfHLNF, pbc, pbsc, phlbc);
 205
 206     return r;
 207 }
 208
 209 /***********************************************************************
 210  *             HlinkOnNavigate (HLINK.@)
 211  */
 212 HRESULT WINAPI HlinkOnNavigate( IHlinkFrame *phlFrame,
 213         IHlinkBrowseContext* phlbc, DWORD grfHLNF, IMoniker *pmkTarget,
 214         LPCWSTR pwzLocation, LPCWSTR pwzFriendlyName, ULONG* puHLID)
 215 {
 216     HRESULT r = S_OK;
 217
 218     TRACE("%p %p %i %p %s %s %p\n",phlFrame, phlbc, grfHLNF, pmkTarget,
 219             debugstr_w(pwzLocation), debugstr_w(pwzFriendlyName), puHLID);
 220
 221     r = IHlinkBrowseContext_OnNavigateHlink(phlbc, grfHLNF, pmkTarget,
 222             pwzLocation, pwzFriendlyName, puHLID);
 223
 224     if (phlFrame)
 225         r = IHlinkFrame_OnNavigate(phlFrame,grfHLNF,pmkTarget, pwzLocation,
 226                 pwzFriendlyName, 0);
 227
 228     return r;
 229 }
 230
 231 /***********************************************************************
 232  *             HlinkCreateFromData (HLINK.@)
 233  */
 234 HRESULT WINAPI HlinkCreateFromData(IDataObject *piDataObj,
 235         IHlinkSite *pihlsite, DWORD dwSiteData, IUnknown *piunkOuter,
 236         REFIID riid, void **ppvObj)
 237 {
 238     FIXME("%p %p %d %p %p %p\n",
 239           piDataObj, pihlsite, dwSiteData, piunkOuter, riid, ppvObj);
 240     *ppvObj = NULL;
 241     return E_NOTIMPL;
 242 }
 243
 244 /***********************************************************************
 245  *             HlinkQueryCreateFromData (HLINK.@)
 246  */
 247 HRESULT WINAPI HlinkQueryCreateFromData(IDataObject* piDataObj)
 248 {
 249     FIXME("%p\n", piDataObj);
 250     return E_NOTIMPL;
 251 }
 252
 253 /***********************************************************************
 254  *             HlinkNavigateToStringReference (HLINK.@)
 255  */
 256 HRESULT WINAPI HlinkNavigateToStringReference( LPCWSTR pwzTarget,
 257         LPCWSTR pwzLocation, IHlinkSite *pihlsite, DWORD dwSiteData,
 258         IHlinkFrame *pihlframe, DWORD grfHLNF, LPBC pibc,
 259         IBindStatusCallback *pibsc, IHlinkBrowseContext *pihlbc)
 260 {
 261     HRESULT r;
 262     IHlink *hlink = NULL;
 263
 264     FIXME("%s %s %p %08x %p %08x %p %p %p\n",
 265           debugstr_w(pwzTarget), debugstr_w(pwzLocation), pihlsite,
 266           dwSiteData, pihlframe, grfHLNF, pibc, pibsc, pihlbc);
 267
 268     r = HlinkCreateFromString( pwzTarget, pwzLocation, NULL, pihlsite,
 269                                dwSiteData, NULL, &IID_IHlink, (LPVOID*) &hlink );
 270     if (SUCCEEDED(r))
 271         r = HlinkNavigate(hlink, pihlframe, grfHLNF, pibc, pibsc, pihlbc);
 272
 273     return r;
 274 }
 275
 276 /***********************************************************************
 277  *             HlinkIsShortcut (HLINK.@)
 278  */
 279 HRESULT WINAPI HlinkIsShortcut(LPCWSTR pwzFileName)
 280 {
 281     int len;
 282
 283     static const WCHAR url_ext[] = {'.','u','r','l',0};
 284
 285     TRACE("(%s)\n", debugstr_w(pwzFileName));
 286
 287     if(!pwzFileName)
 288         return E_INVALIDARG;
 289
 290     len = strlenW(pwzFileName)-4;
 291     if(len < 0)
 292         return S_FALSE;
 293
 294     return strcmpiW(pwzFileName+len, url_ext) ? S_FALSE : S_OK;
 295 }
 296
 297 /***********************************************************************
 298  *             HlinkGetSpecialReference (HLINK.@)
 299  */
 300 HRESULT WINAPI HlinkGetSpecialReference(ULONG uReference, LPWSTR *ppwzReference)
 301 {
 302     DWORD res, type, size = 100;
 303     LPCWSTR value_name;
 304     WCHAR *buf;
 305     HKEY hkey;
 306
 307     static const WCHAR start_pageW[] = {'S','t','a','r','t',' ','P','a','g','e',0};
 308     static const WCHAR search_pageW[] = {'S','e','a','r','c','h',' ','P','a','g','e',0};
 309
 310     static const WCHAR ie_main_keyW[] =
 311         {'S','o','f','t','w','a','r','e',
 312          '\\','M','i','c','r','o','s','o','f','t','\\',
 313          'I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r',
 314          '\\','M','a','i','n',0};
 315
 316     TRACE("(%u %p)\n", uReference, ppwzReference);
 317
 318     *ppwzReference = NULL;
 319
 320     switch(uReference) {
 321     case HLSR_HOME:
 322         value_name = start_pageW;
 323         break;
 324     case HLSR_SEARCHPAGE:
 325         value_name = search_pageW;
 326         break;
 327     case HLSR_HISTORYFOLDER:
 328         return E_NOTIMPL;
 329     default:
 330         return E_INVALIDARG;
 331     }
 332
 333     res = RegOpenKeyW(HKEY_CURRENT_USER, ie_main_keyW, &hkey);
 334     if(res != ERROR_SUCCESS) {
 335         WARN("Could not open key: %u\n", res);
 336         return HRESULT_FROM_WIN32(res);
 337     }
 338
 339     buf = CoTaskMemAlloc(size);
 340     res = RegQueryValueExW(hkey, value_name, NULL, &type, (PBYTE)buf, &size);
 341     buf = CoTaskMemRealloc(buf, size);
 342     if(res == ERROR_MORE_DATA)
 343         res = RegQueryValueExW(hkey, value_name, NULL, &type, (PBYTE)buf, &size);
 344     RegCloseKey(hkey);
 345     if(res != ERROR_SUCCESS) {
 346         WARN("Could not query value %s: %u\n", debugstr_w(value_name), res);
 347         CoTaskMemFree(buf);
 348         return HRESULT_FROM_WIN32(res);
 349     }
 350
 351     *ppwzReference = buf;
 352     return S_OK;
 353 }
 354
 355 /***********************************************************************
 356  *             HlinkTranslateURL (HLINK.@)
 357  */
 358 HRESULT WINAPI HlinkTranslateURL(LPCWSTR pwzURL, DWORD grfFlags, LPWSTR *ppwzTranslatedURL)
 359 {
 360     FIXME("(%s %08x %p)\n", debugstr_w(pwzURL), grfFlags, ppwzTranslatedURL);
 361     return E_NOTIMPL;
 362 }
 363
 364 /***********************************************************************
 365  *             HlinkUpdateStackItem (HLINK.@)
 366  */
 367 HRESULT WINAPI HlinkUpdateStackItem(IHlinkFrame *pihlframe, IHlinkBrowseContext *pihlbc,
 368         ULONG uHLID, IMoniker *pimkTrgt, LPCWSTR pwzLocation, LPCWSTR pwzFriendlyName)
 369 {
 370     FIXME("(%p %p %u %p %s %s)\n", pihlframe, pihlbc, uHLID, pimkTrgt, debugstr_w(pwzLocation),
 371           debugstr_w(pwzFriendlyName));
 372     return E_NOTIMPL;
 373 }
 374
 375 /***********************************************************************
 376  *             HlinkParseDisplayName (HLINK.@)
 377  */
 378 HRESULT WINAPI HlinkParseDisplayName(LPBC pibc, LPCWSTR pwzDisplayName, BOOL fNoForceAbs,
 379         ULONG *pcchEaten, IMoniker **ppimk)
 380 {
 381     HRESULT hres;
 382
 383     TRACE("(%p %s %x %p %p)\n", pibc, debugstr_w(pwzDisplayName), fNoForceAbs, pcchEaten, ppimk);
 384
 385     if(fNoForceAbs)
 386         FIXME("Unsupported fNoForceAbs\n");
 387
 388     hres = MkParseDisplayNameEx(pibc, pwzDisplayName, pcchEaten, ppimk);
 389     if(SUCCEEDED(hres))
 390         return hres;
 391
 392     hres = MkParseDisplayName(pibc, pwzDisplayName, pcchEaten, ppimk);
 393     if(SUCCEEDED(hres))
 394         return hres;
 395
 396     hres = CreateFileMoniker(pwzDisplayName, ppimk);
 397     if(SUCCEEDED(hres))
 398         *pcchEaten = strlenW(pwzDisplayName);
 399
 400     return hres;
 401 }
 402
 403 /***********************************************************************
 404  *             HlinkResolveMonikerForData (HLINK.@)
 405  */
 406 HRESULT WINAPI HlinkResolveMonikerForData(LPMONIKER pimkReference, DWORD reserved, LPBC pibc,
 407         ULONG cFmtetc, FORMATETC *rgFmtetc, IBindStatusCallback *pibsc, LPMONIKER pimkBase)
 408 {
 409     LPOLESTR name = NULL;
 410     IBindCtx *bctx;
 411     DWORD mksys = 0;
 412     void *obj = NULL;
 413     HRESULT hres;
 414
 415     TRACE("(%p %x %p %d %p %p %p)\n", pimkReference, reserved, pibc, cFmtetc, rgFmtetc, pibsc, pimkBase);
 416
 417     if(cFmtetc || rgFmtetc || pimkBase)
 418         FIXME("Unsupported args\n");
 419
 420     hres = RegisterBindStatusCallback(pibc, pibsc, NULL /* FIXME */, 0);
 421     if(FAILED(hres))
 422         return hres;
 423
 424     hres = IMoniker_IsSystemMoniker(pimkReference, &mksys);
 425     if(SUCCEEDED(hres) && mksys != MKSYS_URLMONIKER)
 426         WARN("sysmk = %x\n", mksys);
 427
 428     /* FIXME: What is it for? */
 429     CreateBindCtx(0, &bctx);
 430     hres = IMoniker_GetDisplayName(pimkReference, bctx, NULL, &name);
 431     IBindCtx_Release(bctx);
 432     if(SUCCEEDED(hres)) {
 433         TRACE("got display name %s\n", debugstr_w(name));
 434         CoTaskMemFree(name);
 435     }
 436
 437     return IMoniker_BindToStorage(pimkReference, pibc, NULL, &IID_IUnknown, &obj);
 438 }
 439
 440 /***********************************************************************
 441  *             HlinkClone (HLINK.@)
 442  */
 443 HRESULT WINAPI HlinkClone(IHlink *hlink, REFIID riid, IHlinkSite *hls,
 444         DWORD site_data, void **obj)
 445 {
 446     IMoniker *mk, *clone_mk = NULL;
 447     WCHAR *loc, *name = NULL;
 448     HRESULT hres;
 449
 450     if(!hlink || !riid || !obj)
 451         return E_INVALIDARG;
 452
 453     *obj = NULL;
 454
 455     hres = IHlink_GetMonikerReference(hlink, HLINKGETREF_DEFAULT, &mk, &loc);
 456     if(FAILED(hres))
 457         return hres;
 458
 459     if(mk) {
 460         IStream *strm;
 461         LARGE_INTEGER lgint;
 462
 463         hres = CreateStreamOnHGlobal(NULL, TRUE, &strm);
 464         if(FAILED(hres)) {
 465             IMoniker_Release(mk);
 466             goto cleanup;
 467         }
 468
 469         hres = OleSaveToStream((IPersistStream*)mk, strm);
 470         if(FAILED(hres)) {
 471             IStream_Release(strm);
 472             IMoniker_Release(mk);
 473             goto cleanup;
 474         }
 475         IMoniker_Release(mk);
 476
 477         lgint.QuadPart = 0;
 478         hres = IStream_Seek(strm, lgint, STREAM_SEEK_SET, NULL);
 479         if(FAILED(hres)) {
 480             IStream_Release(strm);
 481             goto cleanup;
 482         }
 483
 484         hres = OleLoadFromStream(strm, &IID_IMoniker, (void**)&clone_mk);
 485         IStream_Release(strm);
 486         if(FAILED(hres))
 487             goto cleanup;
 488     }
 489
 490     hres = IHlink_GetFriendlyName(hlink, HLFNAMEF_DEFAULT, &name);
 491     if(FAILED(hres))
 492         goto cleanup;
 493
 494     hres = HlinkCreateFromMoniker(clone_mk, loc, name, hls, site_data, NULL,
 495             &IID_IHlink, obj);
 496
 497 cleanup:
 498     if(clone_mk)
 499         IMoniker_Release(clone_mk);
 500     CoTaskMemFree(loc);
 501     CoTaskMemFree(name);
 502     return hres;
 503 }
 504
 505 static HRESULT WINAPI HLinkCF_fnQueryInterface ( LPCLASSFACTORY iface,
 506         REFIID riid, LPVOID *ppvObj)
 507 {
 508     CFImpl *This = impl_from_IClassFactory(iface);
 509
 510     TRACE("(%p)->(%s)\n",This,debugstr_guid(riid));
 511
 512     *ppvObj = NULL;
 513
 514     if (IsEqualIID(riid, &IID_IUnknown) ||
 515         IsEqualIID(riid, &IID_IClassFactory))
 516     {
 517         *ppvObj = This;
 518         return S_OK;
 519     }
 520
 521     TRACE("-- E_NOINTERFACE\n");
 522     return E_NOINTERFACE;
 523 }
 524
 525 static ULONG WINAPI HLinkCF_fnAddRef (LPCLASSFACTORY iface)
 526 {
 527     return 2;
 528 }
 529
 530 static ULONG WINAPI HLinkCF_fnRelease(LPCLASSFACTORY iface)
 531 {
 532     return 1;
 533 }
 534
 535 static HRESULT WINAPI HLinkCF_fnCreateInstance( LPCLASSFACTORY iface,
 536         LPUNKNOWN pUnkOuter, REFIID riid, LPVOID *ppvObject)
 537 {
 538     CFImpl *This = impl_from_IClassFactory(iface);
 539
 540     TRACE("%p->(%p,%s,%p)\n", This, pUnkOuter, debugstr_guid(riid), ppvObject);
 541
 542     *ppvObject = NULL;
 543
 544     return This->lpfnCI(pUnkOuter, riid, ppvObject);
 545 }
 546
 547 static HRESULT WINAPI HLinkCF_fnLockServer(LPCLASSFACTORY iface, BOOL fLock)
 548 {
 549     FIXME("%p %d\n", iface, fLock);
 550     return E_NOTIMPL;
 551 }
 552
 553 static const IClassFactoryVtbl hlcfvt =
 554 {
 555     HLinkCF_fnQueryInterface,
 556     HLinkCF_fnAddRef,
 557     HLinkCF_fnRelease,
 558     HLinkCF_fnCreateInstance,
 559     HLinkCF_fnLockServer
 560 };
 561
 562 static CFImpl HLink_cf = { { &hlcfvt }, HLink_Constructor };
 563 static CFImpl HLinkBrowseContext_cf = { { &hlcfvt }, HLinkBrowseContext_Constructor };
 564
 565 /***********************************************************************
 566  *             DllGetClassObject (HLINK.@)
 567  */
 568 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv)
 569 {
 570     IClassFactory   *pcf = NULL;
 571
 572     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
 573
 574     if (!ppv)
 575         return E_INVALIDARG;
 576     *ppv = NULL;
 577
 578     if (IsEqualIID(rclsid, &CLSID_StdHlink))
 579         pcf = &HLink_cf.IClassFactory_iface;
 580     else if (IsEqualIID(rclsid, &CLSID_StdHlinkBrowseContext))
 581         pcf = &HLinkBrowseContext_cf.IClassFactory_iface;
 582     else
 583         return CLASS_E_CLASSNOTAVAILABLE;
 584
 585     return IClassFactory_QueryInterface(pcf, iid, ppv);
 586 }
 587
 588 /***********************************************************************
 589  *              DllRegisterServer (HLINK.@)
 590  */
 591 HRESULT WINAPI DllRegisterServer(void)
 592 {
 593     return __wine_register_resources( instance, NULL );
 594 }
 595
 596 /***********************************************************************
 597  *              DllUnregisterServer (HLINK.@)
 598  */
 599 HRESULT WINAPI DllUnregisterServer(void)
 600 {
 601     return __wine_unregister_resources( instance, NULL );
 602 }