dlls/quartz/devmon.c

   1 /*
   2  * Implements IMoniker for CLSID_CDeviceMoniker.
   3  * Implements IPropertyBag. (internal)
   4  *
   5  * hidenori@a2.ctktv.ne.jp
   6  */
   7
   8 #include "config.h"
   9
  10 #include "windef.h"
  11 #include "winbase.h"
  12 #include "wingdi.h"
  13 #include "winuser.h"
  14 #include "winreg.h"
  15 #include "winerror.h"
  16 #include "objidl.h"
  17 #include "oleidl.h"
  18 #include "ocidl.h"
  19 #include "oleauto.h"
  20 #include "strmif.h"
  21 #include "uuids.h"
  22
  23 #include "debugtools.h"
  24 DEFAULT_DEBUG_CHANNEL(quartz);
  25
  26 #include "quartz_private.h"
  27 #include "devmon.h"
  28 #include "regsvr.h"
  29
  30
  31 /***************************************************************************
  32  *
  33  *      CDeviceMoniker::IMoniker
  34  *
  35  */
  36
  37 static HRESULT WINAPI
  38 IMoniker_fnQueryInterface(IMoniker* iface,REFIID riid,void** ppobj)
  39 {
  40         CDeviceMoniker_THIS(iface,moniker);
  41
  42         TRACE("(%p)->()\n",This);
  43
  44         return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
  45 }
  46
  47 static ULONG WINAPI
  48 IMoniker_fnAddRef(IMoniker* iface)
  49 {
  50         CDeviceMoniker_THIS(iface,moniker);
  51
  52         TRACE("(%p)->()\n",This);
  53
  54         return IUnknown_AddRef(This->unk.punkControl);
  55 }
  56
  57 static ULONG WINAPI
  58 IMoniker_fnRelease(IMoniker* iface)
  59 {
  60         CDeviceMoniker_THIS(iface,moniker);
  61
  62         TRACE("(%p)->()\n",This);
  63
  64         return IUnknown_Release(This->unk.punkControl);
  65 }
  66
  67 static HRESULT WINAPI IMoniker_fnGetClassID(IMoniker* iface, CLSID *pClassID)
  68 {
  69         CDeviceMoniker_THIS(iface,moniker);
  70
  71         TRACE("(%p)->()\n",This);
  72
  73         if ( pClassID == NULL )
  74                 return E_POINTER;
  75         memcpy( pClassID, &CLSID_CDeviceMoniker, sizeof(CLSID) );
  76
  77         return NOERROR;
  78 }
  79
  80 static HRESULT WINAPI IMoniker_fnIsDirty(IMoniker* iface)
  81 {
  82         CDeviceMoniker_THIS(iface,moniker);
  83
  84         FIXME("(%p)->() stub!\n",This);
  85
  86         return E_NOTIMPL;
  87 }
  88
  89 static HRESULT WINAPI IMoniker_fnLoad(IMoniker* iface, IStream* pStm)
  90 {
  91         CDeviceMoniker_THIS(iface,moniker);
  92
  93         FIXME("(%p)->() stub!\n",This);
  94
  95         return E_NOTIMPL;
  96 }
  97
  98 static HRESULT WINAPI IMoniker_fnSave(IMoniker* iface, IStream* pStm, BOOL fClearDirty)
  99 {
 100         CDeviceMoniker_THIS(iface,moniker);
 101
 102         FIXME("(%p)->() stub!\n",This);
 103
 104         return E_NOTIMPL;
 105 }
 106
 107 static HRESULT WINAPI IMoniker_fnGetSizeMax(IMoniker* iface, ULARGE_INTEGER* pcbSize)
 108 {
 109         CDeviceMoniker_THIS(iface,moniker);
 110
 111         FIXME("(%p)->() stub!\n",This);
 112
 113         return E_NOTIMPL;
 114 }
 115
 116 static HRESULT WINAPI IMoniker_fnBindToObject(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult)
 117 {
 118         CDeviceMoniker_THIS(iface,moniker);
 119         HRESULT hr;
 120         IPropertyBag*   pPropBag;
 121         VARIANT vClsid;
 122         CLSID   clsid;
 123
 124         TRACE("(%p)->(%p,%p,%s,%p)\n",This,
 125                 pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 126         if ( pbc != NULL )
 127         {
 128                 FIXME("IBindCtx* pbc != NULL not implemented.\n");
 129                 return E_FAIL;
 130         }
 131         if ( pmkToLeft != NULL )
 132         {
 133                 FIXME("IMoniker* pmkToLeft != NULL not implemented.\n");
 134                 return E_FAIL;
 135         }
 136         if ( ppvResult == NULL )
 137                 return E_POINTER;
 138
 139         hr = QUARTZ_CreateRegPropertyBag(
 140                         This->m_hkRoot, This->m_pwszPath, &pPropBag );
 141         if ( FAILED(hr) )
 142                 return hr;
 143
 144         vClsid.n1.n2.vt = VT_BSTR;
 145         hr = IPropertyBag_Read(
 146                         pPropBag, QUARTZ_wszCLSID, &vClsid, NULL );
 147         IPropertyBag_Release( pPropBag );
 148         if ( FAILED(hr) )
 149                 return hr;
 150
 151         hr = CLSIDFromString( vClsid.n1.n2.n3.bstrVal, &clsid );
 152         SysFreeString(vClsid.n1.n2.n3.bstrVal);
 153         if ( FAILED(hr) )
 154                 return hr;
 155
 156         hr = CoCreateInstance(
 157                 &clsid, NULL, CLSCTX_INPROC_SERVER, riid, ppvResult );
 158         TRACE( "hr = %08lx\n", hr );
 159
 160         return hr;
 161 }
 162
 163 static HRESULT WINAPI IMoniker_fnBindToStorage(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult)
 164 {
 165         CDeviceMoniker_THIS(iface,moniker);
 166         HRESULT hr;
 167
 168         TRACE("(%p)->(%p,%p,%s,%p)\n",This,
 169                 pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 170         if ( pbc != NULL )
 171         {
 172                 FIXME("IBindCtx* pbc != NULL not implemented.\n");
 173                 return E_FAIL;
 174         }
 175         if ( pmkToLeft != NULL )
 176         {
 177                 FIXME("IMoniker* pmkToLeft != NULL not implemented.\n");
 178                 return E_FAIL;
 179         }
 180         if ( ppvResult == NULL )
 181                 return E_POINTER;
 182
 183         hr = E_NOINTERFACE;
 184         if ( IsEqualGUID(riid,&IID_IUnknown) ||
 185                  IsEqualGUID(riid,&IID_IPropertyBag) )
 186         {
 187                 hr = QUARTZ_CreateRegPropertyBag(
 188                         This->m_hkRoot, This->m_pwszPath,
 189                         (IPropertyBag**)ppvResult );
 190         }
 191
 192         return hr;
 193 }
 194
 195 static HRESULT WINAPI IMoniker_fnReduce(IMoniker* iface,IBindCtx* pbc, DWORD dwReduceHowFar,IMoniker** ppmkToLeft, IMoniker** ppmkReduced)
 196 {
 197         CDeviceMoniker_THIS(iface,moniker);
 198
 199         TRACE("(%p)->()\n",This);
 200
 201         if ( ppmkReduced == NULL )
 202                 return E_POINTER;
 203
 204         *ppmkReduced = iface; IMoniker_AddRef(iface);
 205
 206         return MK_S_REDUCED_TO_SELF;
 207 }
 208
 209 static HRESULT WINAPI IMoniker_fnComposeWith(IMoniker* iface,IMoniker* pmkRight,BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite)
 210 {
 211         CDeviceMoniker_THIS(iface,moniker);
 212
 213         FIXME("(%p)->() stub!\n",This);
 214
 215         return E_NOTIMPL;
 216 }
 217
 218 static HRESULT WINAPI IMoniker_fnEnum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
 219 {
 220         CDeviceMoniker_THIS(iface,moniker);
 221
 222         TRACE("(%p)->()\n",This);
 223
 224         if ( ppenumMoniker == NULL )
 225                 return E_POINTER;
 226
 227         *ppenumMoniker = NULL;
 228         return NOERROR;
 229 }
 230
 231 static HRESULT WINAPI IMoniker_fnIsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
 232 {
 233         CDeviceMoniker_THIS(iface,moniker);
 234
 235         FIXME("(%p)->() stub!\n",This);
 236
 237         return E_NOTIMPL;
 238 }
 239
 240 static HRESULT WINAPI IMoniker_fnHash(IMoniker* iface,DWORD* pdwHash)
 241 {
 242         CDeviceMoniker_THIS(iface,moniker);
 243
 244         FIXME("(%p)->() stub!\n",This);
 245
 246         return E_NOTIMPL;
 247 }
 248
 249 static HRESULT WINAPI IMoniker_fnIsRunning(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, IMoniker* pmkNewlyRunning)
 250 {
 251         CDeviceMoniker_THIS(iface,moniker);
 252
 253         FIXME("(%p)->() stub!\n",This);
 254
 255         return E_NOTIMPL;
 256 }
 257
 258 static HRESULT WINAPI IMoniker_fnGetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft, FILETIME* pCompositeTime)
 259 {
 260         CDeviceMoniker_THIS(iface,moniker);
 261
 262         FIXME("(%p)->() stub!\n",This);
 263
 264         return E_NOTIMPL;
 265 }
 266
 267 static HRESULT WINAPI IMoniker_fnInverse(IMoniker* iface,IMoniker** ppmk)
 268 {
 269         CDeviceMoniker_THIS(iface,moniker);
 270
 271         FIXME("(%p)->() stub!\n",This);
 272
 273         return E_NOTIMPL;
 274 }
 275
 276 static HRESULT WINAPI IMoniker_fnCommonPrefixWith(IMoniker* iface,IMoniker* pmkOther, IMoniker** ppmkPrefix)
 277 {
 278         CDeviceMoniker_THIS(iface,moniker);
 279
 280         FIXME("(%p)->() stub!\n",This);
 281
 282         return E_NOTIMPL;
 283 }
 284
 285 static HRESULT WINAPI IMoniker_fnRelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
 286 {
 287         CDeviceMoniker_THIS(iface,moniker);
 288
 289         FIXME("(%p)->() stub!\n",This);
 290
 291         return E_NOTIMPL;
 292 }
 293
 294 static HRESULT WINAPI IMoniker_fnGetDisplayName(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName)
 295 {
 296         CDeviceMoniker_THIS(iface,moniker);
 297
 298         FIXME("(%p)->() stub!\n",This);
 299
 300         return E_NOTIMPL;
 301 }
 302
 303 static HRESULT WINAPI IMoniker_fnParseDisplayName(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut)
 304 {
 305         CDeviceMoniker_THIS(iface,moniker);
 306
 307         FIXME("(%p)->() stub!\n",This);
 308
 309         return E_NOTIMPL;
 310 }
 311
 312 static HRESULT WINAPI IMoniker_fnIsSystemMoniker(IMoniker* iface,DWORD* pdwMksys)
 313 {
 314         CDeviceMoniker_THIS(iface,moniker);
 315
 316         TRACE("(%p)->()\n",This);
 317         if ( pdwMksys == NULL )
 318                 return E_POINTER;
 319
 320         *pdwMksys = MKSYS_NONE;
 321         return S_FALSE;
 322 }
 323
 324
 325 static ICOM_VTABLE(IMoniker) imoniker =
 326 {
 327         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 328         /* IUnknown fields */
 329         IMoniker_fnQueryInterface,
 330         IMoniker_fnAddRef,
 331         IMoniker_fnRelease,
 332         /* IPersist fields */
 333         IMoniker_fnGetClassID,
 334         /* IPersistStream fields */
 335         IMoniker_fnIsDirty,
 336         IMoniker_fnLoad,
 337         IMoniker_fnSave,
 338         IMoniker_fnGetSizeMax,
 339         /* IMoniker fields */
 340         IMoniker_fnBindToObject,
 341         IMoniker_fnBindToStorage,
 342         IMoniker_fnReduce,
 343         IMoniker_fnComposeWith,
 344         IMoniker_fnEnum,
 345         IMoniker_fnIsEqual,
 346         IMoniker_fnHash,
 347         IMoniker_fnIsRunning,
 348         IMoniker_fnGetTimeOfLastChange,
 349         IMoniker_fnInverse,
 350         IMoniker_fnCommonPrefixWith,
 351         IMoniker_fnRelativePathTo,
 352         IMoniker_fnGetDisplayName,
 353         IMoniker_fnParseDisplayName,
 354         IMoniker_fnIsSystemMoniker,
 355 };
 356
 357
 358 static HRESULT CDeviceMoniker_InitIMoniker(
 359         CDeviceMoniker* pdm, HKEY hkRoot, LPCWSTR lpKeyPath )
 360 {
 361         DWORD   dwLen;
 362
 363         ICOM_VTBL(&pdm->moniker) = &imoniker;
 364         pdm->m_hkRoot = hkRoot;
 365         pdm->m_pwszPath = NULL;
 366
 367         dwLen = sizeof(WCHAR)*(lstrlenW(lpKeyPath)+1);
 368         pdm->m_pwszPath = (WCHAR*)QUARTZ_AllocMem( dwLen );
 369         if ( pdm->m_pwszPath == NULL )
 370                 return E_OUTOFMEMORY;
 371         memcpy( pdm->m_pwszPath, lpKeyPath, dwLen );
 372
 373         return NOERROR;
 374 }
 375
 376 static void CDeviceMoniker_UninitIMoniker(
 377         CDeviceMoniker* pdm )
 378 {
 379         if ( pdm->m_pwszPath != NULL )
 380                 QUARTZ_FreeMem( pdm->m_pwszPath );
 381 }
 382
 383 /***************************************************************************
 384  *
 385  *      new/delete for CDeviceMoniker
 386  *
 387  */
 388
 389 static void QUARTZ_DestroyDeviceMoniker(IUnknown* punk)
 390 {
 391         CDeviceMoniker_THIS(punk,unk);
 392
 393         CDeviceMoniker_UninitIMoniker( This );
 394 }
 395
 396 /* can I use offsetof safely? - FIXME? */
 397 static QUARTZ_IFEntry CDeviceMoniker_IFEntries[] =
 398 {
 399   { &IID_IPersist, offsetof(CDeviceMoniker,moniker)-offsetof(CDeviceMoniker,unk) },
 400   { &IID_IPersistStream, offsetof(CDeviceMoniker,moniker)-offsetof(CDeviceMoniker,unk) },
 401   { &IID_IMoniker, offsetof(CDeviceMoniker,moniker)-offsetof(CDeviceMoniker,unk) },
 402 };
 403
 404 HRESULT QUARTZ_CreateDeviceMoniker(
 405         HKEY hkRoot, LPCWSTR lpKeyPath,
 406         IMoniker** ppMoniker )
 407 {
 408         CDeviceMoniker* pdm;
 409         HRESULT hr;
 410
 411         TRACE("(%08x,%s,%p)\n",hkRoot,debugstr_w(lpKeyPath),ppMoniker );
 412
 413         pdm = (CDeviceMoniker*)QUARTZ_AllocObj( sizeof(CDeviceMoniker) );
 414         if ( pdm == NULL )
 415                 return E_OUTOFMEMORY;
 416
 417         QUARTZ_IUnkInit( &pdm->unk, NULL );
 418         hr = CDeviceMoniker_InitIMoniker( pdm, hkRoot, lpKeyPath );
 419         if ( FAILED(hr) )
 420         {
 421                 QUARTZ_FreeObj( pdm );
 422                 return hr;
 423         }
 424
 425         pdm->unk.pEntries = CDeviceMoniker_IFEntries;
 426         pdm->unk.dwEntries = sizeof(CDeviceMoniker_IFEntries)/sizeof(CDeviceMoniker_IFEntries[0]);
 427         pdm->unk.pOnFinalRelease = &QUARTZ_DestroyDeviceMoniker;
 428
 429         *ppMoniker = (IMoniker*)(&pdm->moniker);
 430
 431         return S_OK;
 432 }
 433
 434
 435 /***************************************************************************
 436  *
 437  *      CRegPropertyBag::IPropertyBag
 438  *
 439  */
 440
 441 static HRESULT WINAPI
 442 IPropertyBag_fnQueryInterface(IPropertyBag* iface,REFIID riid,void** ppobj)
 443 {
 444         CRegPropertyBag_THIS(iface,propbag);
 445
 446         TRACE("(%p)->()\n",This);
 447
 448         return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
 449 }
 450
 451 static ULONG WINAPI
 452 IPropertyBag_fnAddRef(IPropertyBag* iface)
 453 {
 454         CRegPropertyBag_THIS(iface,propbag);
 455
 456         TRACE("(%p)->()\n",This);
 457
 458         return IUnknown_AddRef(This->unk.punkControl);
 459 }
 460
 461 static ULONG WINAPI
 462 IPropertyBag_fnRelease(IPropertyBag* iface)
 463 {
 464         CRegPropertyBag_THIS(iface,propbag);
 465
 466         TRACE("(%p)->()\n",This);
 467
 468         return IUnknown_Release(This->unk.punkControl);
 469 }
 470
 471 static HRESULT WINAPI
 472 IPropertyBag_fnRead(IPropertyBag* iface,LPCOLESTR lpszPropName,VARIANT* pVar,IErrorLog* pLog)
 473 {
 474         CRegPropertyBag_THIS(iface,propbag);
 475         LONG    lr;
 476         DWORD   dwSize;
 477         DWORD   dwValueType;
 478
 479         TRACE("(%p)->(%s,%p,%p)\n",This,
 480                 debugstr_w(lpszPropName),pVar,pLog);
 481
 482         if ( lpszPropName == NULL || pVar == NULL )
 483                 return E_POINTER;
 484
 485         dwSize = 0;
 486         lr = RegQueryValueExW(
 487                 This->m_hKey, lpszPropName, NULL,
 488                 &dwValueType, NULL, &dwSize );
 489         if ( lr != ERROR_SUCCESS )
 490         {
 491                 TRACE( "RegQueryValueExW failed.\n" );
 492                 return E_INVALIDARG;
 493         }
 494
 495         switch ( dwValueType )
 496         {
 497         case REG_SZ:
 498                 TRACE( "REG_SZ / length = %lu\n", dwSize );
 499                 if ( pVar->n1.n2.vt == VT_EMPTY )
 500                         pVar->n1.n2.vt = VT_BSTR;
 501                 if ( pVar->n1.n2.vt != VT_BSTR )
 502                 {
 503                         TRACE( "type of VARIANT is not BSTR\n" );
 504                         return E_FAIL;
 505                 }
 506
 507                 pVar->n1.n2.n3.bstrVal = SysAllocStringByteLen(
 508                         NULL, dwSize );
 509                 if ( pVar->n1.n2.n3.bstrVal == NULL )
 510                 {
 511                         TRACE( "out of memory.\n" );
 512                         return E_OUTOFMEMORY;
 513                 }
 514                 lr = RegQueryValueExW(
 515                         This->m_hKey, lpszPropName, NULL,
 516                         &dwValueType,
 517                         (BYTE*)pVar->n1.n2.n3.bstrVal, &dwSize );
 518                 if ( lr != ERROR_SUCCESS )
 519                 {
 520                         TRACE( "failed to query value\n" );
 521                         SysFreeString(pVar->n1.n2.n3.bstrVal);
 522                         return E_FAIL;
 523                 }
 524                 TRACE( "value is BSTR; %s\n", debugstr_w(pVar->n1.n2.n3.bstrVal) );
 525                 break;
 526         default:
 527                 FIXME("(%p)->(%s,%p,%p) - unsupported value type.\n",This,
 528                         debugstr_w(lpszPropName),pVar,pLog);
 529                 return E_FAIL;
 530         }
 531
 532         TRACE( "returned successfully.\n" );
 533         return NOERROR;
 534 }
 535
 536 static HRESULT WINAPI
 537 IPropertyBag_fnWrite(IPropertyBag* iface,LPCOLESTR lpszPropName,VARIANT* pVar)
 538 {
 539         CRegPropertyBag_THIS(iface,propbag);
 540
 541         FIXME("(%p)->(%s,%p) stub!\n",This,
 542                 debugstr_w(lpszPropName),pVar);
 543
 544         if ( lpszPropName == NULL || pVar == NULL )
 545                 return E_POINTER;
 546
 547         return E_NOTIMPL;
 548 }
 549
 550
 551
 552
 553 static ICOM_VTABLE(IPropertyBag) ipropbag =
 554 {
 555         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 556         /* IUnknown fields */
 557         IPropertyBag_fnQueryInterface,
 558         IPropertyBag_fnAddRef,
 559         IPropertyBag_fnRelease,
 560         /* IPropertyBag fields */
 561         IPropertyBag_fnRead,
 562         IPropertyBag_fnWrite,
 563 };
 564
 565 static HRESULT CRegPropertyBag_InitIPropertyBag(
 566         CRegPropertyBag* prpb, HKEY hkRoot, LPCWSTR lpKeyPath )
 567 {
 568         ICOM_VTBL(&prpb->propbag) = &ipropbag;
 569
 570         if ( RegOpenKeyExW(
 571                 hkRoot, lpKeyPath, 0,
 572                 KEY_ALL_ACCESS, &prpb->m_hKey ) != ERROR_SUCCESS )
 573                 return E_FAIL;
 574
 575         return NOERROR;
 576 }
 577
 578 static void CRegPropertyBag_UninitIPropertyBag(
 579         CRegPropertyBag* prpb )
 580 {
 581         RegCloseKey( prpb->m_hKey );
 582 }
 583
 584
 585 /***************************************************************************
 586  *
 587  *      new/delete for CRegPropertyBag
 588  *
 589  */
 590
 591 static void QUARTZ_DestroyRegPropertyBag(IUnknown* punk)
 592 {
 593         CRegPropertyBag_THIS(punk,unk);
 594
 595         CRegPropertyBag_UninitIPropertyBag(This);
 596 }
 597
 598
 599 /* can I use offsetof safely? - FIXME? */
 600 static QUARTZ_IFEntry CRegPropertyBag_IFEntries[] =
 601 {
 602   { &IID_IPropertyBag, offsetof(CRegPropertyBag,propbag)-offsetof(CRegPropertyBag,unk) },
 603 };
 604
 605 HRESULT QUARTZ_CreateRegPropertyBag(
 606         HKEY hkRoot, LPCWSTR lpKeyPath,
 607         IPropertyBag** ppPropBag )
 608 {
 609         CRegPropertyBag*        prpb;
 610         HRESULT hr;
 611
 612         TRACE("(%08x,%s,%p)\n",hkRoot,debugstr_w(lpKeyPath),ppPropBag );
 613
 614         prpb = (CRegPropertyBag*)QUARTZ_AllocObj( sizeof(CRegPropertyBag) );
 615         if ( prpb == NULL )
 616                 return E_OUTOFMEMORY;
 617
 618         QUARTZ_IUnkInit( &prpb->unk, NULL );
 619         hr = CRegPropertyBag_InitIPropertyBag( prpb, hkRoot, lpKeyPath );
 620         if ( FAILED(hr) )
 621         {
 622                 QUARTZ_FreeObj( prpb );
 623                 return hr;
 624         }
 625
 626         prpb->unk.pEntries = CRegPropertyBag_IFEntries;
 627         prpb->unk.dwEntries = sizeof(CRegPropertyBag_IFEntries)/sizeof(CRegPropertyBag_IFEntries[0]);
 628         prpb->unk.pOnFinalRelease = &QUARTZ_DestroyRegPropertyBag;
 629
 630         *ppPropBag = (IPropertyBag*)(&prpb->propbag);
 631
 632         return S_OK;
 633 }
 634
 635
 636