dlls/ole32/filemoniker.c

   1 /*
   2  * FileMonikers implementation
   3  *
   4  * Copyright 1999  Noomen Hamza
   5  * Copyright 2007  Robert Shearman
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include <assert.h>
  23 #include <stdarg.h>
  24 #include <string.h>
  25
  26 #define COBJMACROS
  27 #define NONAMELESSUNION
  28 #define NONAMELESSSTRUCT
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winerror.h"
  33 #include "winnls.h"
  34 #include "wine/unicode.h"
  35 #include "wine/debug.h"
  36 #include "objbase.h"
  37 #include "moniker.h"
  38
  39 #include "compobj_private.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  42
  43 /* filemoniker data structure */
  44 typedef struct FileMonikerImpl{
  45
  46     const IMonikerVtbl*  lpvtbl1;  /* VTable relative to the IMoniker interface.*/
  47
  48     /* The ROT (RunningObjectTable implementation) uses the IROTData interface to test whether
  49      * two monikers are equal. That's whay IROTData interface is implemented by monikers.
  50      */
  51     const IROTDataVtbl*  lpvtbl2;  /* VTable relative to the IROTData interface.*/
  52
  53     LONG ref; /* reference counter for this object */
  54
  55     LPOLESTR filePathName; /* path string identified by this filemoniker */
  56
  57     IUnknown *pMarshal; /* custom marshaler */
  58 } FileMonikerImpl;
  59
  60 static inline IMoniker *impl_from_IROTData( IROTData *iface )
  61 {
  62     return (IMoniker *)((char*)iface - FIELD_OFFSET(FileMonikerImpl, lpvtbl2));
  63 }
  64
  65 /* Local function used by filemoniker implementation */
  66 static HRESULT FileMonikerImpl_Construct(FileMonikerImpl* iface, LPCOLESTR lpszPathName);
  67 static HRESULT FileMonikerImpl_Destroy(FileMonikerImpl* iface);
  68
  69 /*******************************************************************************
  70  *        FileMoniker_QueryInterface
  71  */
  72 static HRESULT WINAPI
  73 FileMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject)
  74 {
  75     FileMonikerImpl *This = (FileMonikerImpl *)iface;
  76
  77     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
  78
  79     /* Perform a sanity check on the parameters.*/
  80     if ( (This==0) || (ppvObject==0) )
  81         return E_INVALIDARG;
  82
  83     /* Initialize the return parameter */
  84     *ppvObject = 0;
  85
  86     /* Compare the riid with the interface IDs implemented by this object.*/
  87     if (IsEqualIID(&IID_IUnknown, riid)      ||
  88         IsEqualIID(&IID_IPersist, riid)      ||
  89         IsEqualIID(&IID_IPersistStream,riid) ||
  90         IsEqualIID(&IID_IMoniker, riid)
  91        )
  92         *ppvObject = iface;
  93
  94     else if (IsEqualIID(&IID_IROTData, riid))
  95         *ppvObject = &This->lpvtbl2;
  96     else if (IsEqualIID(&IID_IMarshal, riid))
  97     {
  98         HRESULT hr = S_OK;
  99         if (!This->pMarshal)
 100             hr = MonikerMarshal_Create(iface, &This->pMarshal);
 101         if (hr != S_OK)
 102             return hr;
 103         return IUnknown_QueryInterface(This->pMarshal, riid, ppvObject);
 104     }
 105
 106     /* Check that we obtained an interface.*/
 107     if ((*ppvObject)==0)
 108         return E_NOINTERFACE;
 109
 110     /* Query Interface always increases the reference count by one when it is successful */
 111     IMoniker_AddRef(iface);
 112
 113     return S_OK;
 114 }
 115
 116 /******************************************************************************
 117  *        FileMoniker_AddRef
 118  */
 119 static ULONG WINAPI
 120 FileMonikerImpl_AddRef(IMoniker* iface)
 121 {
 122     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 123
 124     TRACE("(%p)\n",iface);
 125
 126     return InterlockedIncrement(&This->ref);
 127 }
 128
 129 /******************************************************************************
 130  *        FileMoniker_Release
 131  */
 132 static ULONG WINAPI
 133 FileMonikerImpl_Release(IMoniker* iface)
 134 {
 135     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 136     ULONG ref;
 137
 138     TRACE("(%p)\n",iface);
 139
 140     ref = InterlockedDecrement(&This->ref);
 141
 142     /* destroy the object if there's no more reference on it */
 143     if (ref == 0) FileMonikerImpl_Destroy(This);
 144
 145     return ref;
 146 }
 147
 148 /******************************************************************************
 149  *        FileMoniker_GetClassID
 150  */
 151 static HRESULT WINAPI
 152 FileMonikerImpl_GetClassID(IMoniker* iface, CLSID *pClassID)
 153 {
 154     TRACE("(%p,%p)\n",iface,pClassID);
 155
 156     if (pClassID==NULL)
 157         return E_POINTER;
 158
 159     *pClassID = CLSID_FileMoniker;
 160
 161     return S_OK;
 162 }
 163
 164 /******************************************************************************
 165  *        FileMoniker_IsDirty
 166  *
 167  * Note that the OLE-provided implementations of the IPersistStream::IsDirty
 168  * method in the OLE-provided moniker interfaces always return S_FALSE because
 169  * their internal state never changes.
 170  */
 171 static HRESULT WINAPI
 172 FileMonikerImpl_IsDirty(IMoniker* iface)
 173 {
 174
 175     TRACE("(%p)\n",iface);
 176
 177     return S_FALSE;
 178 }
 179
 180 /******************************************************************************
 181  *        FileMoniker_Load
 182  *
 183  * this function locates and reads from the stream the filePath string
 184  * written by FileMonikerImpl_Save
 185  */
 186 static HRESULT WINAPI
 187 FileMonikerImpl_Load(IMoniker* iface, IStream* pStm)
 188 {
 189     HRESULT res;
 190     CHAR* filePathA = NULL;
 191     WCHAR* filePathW = NULL;
 192     ULONG bread;
 193     WORD  wbuffer;
 194     DWORD dwbuffer, bytesA, bytesW, len;
 195     int i;
 196
 197     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 198
 199     TRACE("(%p,%p)\n",iface,pStm);
 200
 201     /* first WORD */
 202     res=IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
 203     if (bread!=sizeof(WORD))
 204     {
 205         WARN("Couldn't read 0 word\n");
 206         goto fail;
 207     }
 208
 209     /* read filePath string length (plus one) */
 210     res=IStream_Read(pStm,&bytesA,sizeof(DWORD),&bread);
 211     if (bread != sizeof(DWORD))
 212     {
 213         WARN("Couldn't read file string length\n");
 214         goto fail;
 215     }
 216
 217     /* read filePath string */
 218     filePathA=HeapAlloc(GetProcessHeap(),0,bytesA);
 219     if (!filePathA)
 220     {
 221         res = E_OUTOFMEMORY;
 222         goto fail;
 223     }
 224
 225     res=IStream_Read(pStm,filePathA,bytesA,&bread);
 226     if (bread != bytesA)
 227     {
 228         WARN("Couldn't read file path string\n");
 229         goto fail;
 230     }
 231
 232     /* read the unknown value */
 233     IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
 234     if (bread != sizeof(WORD))
 235     {
 236         WARN("Couldn't read unknown value\n");
 237         goto fail;
 238     }
 239
 240     /* read the DEAD constant */
 241     IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
 242     if (bread != sizeof(WORD))
 243     {
 244         WARN("Couldn't read DEAD constant\n");
 245         goto fail;
 246     }
 247
 248     for(i=0;i<5;i++)
 249     {
 250         res=IStream_Read(pStm,&dwbuffer,sizeof(DWORD),&bread);
 251         if (bread!=sizeof(DWORD))
 252         {
 253             WARN("Couldn't read 0 padding\n");
 254             goto fail;
 255         }
 256     }
 257
 258     res=IStream_Read(pStm,&dwbuffer,sizeof(DWORD),&bread);
 259     if (bread!=sizeof(DWORD))
 260         goto fail;
 261
 262     if (!dwbuffer) /* No W-string */
 263     {
 264         bytesA--;
 265         len=MultiByteToWideChar(CP_ACP, MB_ERR_INVALID_CHARS, filePathA, bytesA, NULL, 0);
 266         if (!len)
 267             goto fail;
 268
 269         filePathW=HeapAlloc(GetProcessHeap(),0,(len+1)*sizeof(WCHAR));
 270         if (!filePathW)
 271         {
 272             res = E_OUTOFMEMORY;
 273             goto fail;
 274         }
 275         MultiByteToWideChar(CP_ACP, MB_ERR_INVALID_CHARS, filePathA, -1, filePathW, len+1);
 276         goto succeed;
 277     }
 278
 279     if (dwbuffer < 6)
 280         goto fail;
 281
 282     bytesW=dwbuffer - 6;
 283
 284     res=IStream_Read(pStm,&dwbuffer,sizeof(DWORD),&bread);
 285     if (bread!=sizeof(DWORD) || dwbuffer!=bytesW)
 286         goto fail;
 287
 288     res=IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
 289     if (bread!=sizeof(WORD) || wbuffer!=0x3)
 290         goto fail;
 291
 292     len=bytesW/sizeof(WCHAR);
 293     filePathW=HeapAlloc(GetProcessHeap(),0,(len+1)*sizeof(WCHAR));
 294     if(!filePathW)
 295     {
 296          res = E_OUTOFMEMORY;
 297          goto fail;
 298     }
 299     res=IStream_Read(pStm,filePathW,bytesW,&bread);
 300     if (bread!=bytesW)
 301          goto fail;
 302
 303     filePathW[len]=0;
 304
 305  succeed:
 306     HeapFree(GetProcessHeap(),0,filePathA);
 307     HeapFree(GetProcessHeap(),0,This->filePathName);
 308     This->filePathName=filePathW;
 309
 310     return S_OK;
 311
 312  fail:
 313     HeapFree(GetProcessHeap(), 0, filePathA);
 314     HeapFree(GetProcessHeap(), 0, filePathW);
 315
 316     if (SUCCEEDED(res))
 317          res = E_FAIL;
 318     return res;
 319 }
 320
 321 /******************************************************************************
 322  *        FileMoniker_Save
 323  *
 324  * This function saves data of this object. In the beginning I thought
 325  * that I have just to write the filePath string on Stream. But, when I
 326  * tested this function with windows program samples, I noticed that it
 327  * was not the case. This implementation is based on XP SP2. Other versions
 328  * of Windows have minor variations.
 329  *
 330  * Data which must be written on stream is:
 331  * 1) WORD constant: zero (not validated by Windows)
 332  * 2) length of the path string ("\0" included)
 333  * 3) path string type A
 334  * 4) Unknown WORD value: Frequently 0xFFFF, but not always. If set very large,
 335  *     Windows returns E_OUTOFMEMORY
 336  * 5) WORD Constant: 0xDEAD (not validated by Windows)
 337  * 6) five DWORD constant: zero (not validated by Windows)
 338  * 7) If we're only writing the multibyte version,
 339  *     write a zero DWORD and finish.
 340  *
 341  * 8) DWORD: double-length of the path string type W ("\0" not
 342  *    included)
 343  * 9) WORD constant: 0x3
 344  * 10) filePath unicode string.
 345  *
 346  */
 347 static HRESULT WINAPI
 348 FileMonikerImpl_Save(IMoniker* iface, IStream* pStm, BOOL fClearDirty)
 349 {
 350     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 351
 352     HRESULT res;
 353     LPOLESTR filePathW=This->filePathName;
 354     CHAR*    filePathA;
 355     DWORD bytesA, bytesW, len;
 356
 357     static const WORD FFFF = 0xFFFF; /* Constants */
 358     static const WORD DEAD = 0xDEAD;
 359     static const DWORD ZERO     = 0;
 360     static const WORD  THREE    = 0x3;
 361
 362     int i;
 363     BOOL bUsedDefault, bWriteWide;
 364
 365     TRACE("(%p,%p,%d)\n",iface,pStm,fClearDirty);
 366
 367     if (pStm==NULL)
 368         return E_POINTER;
 369
 370     /* write a 0 WORD */
 371     res=IStream_Write(pStm,&ZERO,sizeof(WORD),NULL);
 372     if (FAILED(res)) return res;
 373
 374     /* write length of filePath string ( 0 included )*/
 375     bytesA = WideCharToMultiByte( CP_ACP, 0, filePathW, -1, NULL, 0, NULL, NULL );
 376     res=IStream_Write(pStm,&bytesA,sizeof(DWORD),NULL);
 377     if (FAILED(res)) return res;
 378
 379     /* write A string (with '\0') */
 380     filePathA=HeapAlloc(GetProcessHeap(),0,bytesA);
 381     if (!filePathA)
 382         return E_OUTOFMEMORY;
 383     WideCharToMultiByte( CP_ACP, 0, filePathW, -1, filePathA, bytesA, NULL, &bUsedDefault);
 384     res=IStream_Write(pStm,filePathA,bytesA,NULL);
 385     HeapFree(GetProcessHeap(),0,filePathA);
 386     if (FAILED(res)) return res;
 387
 388     /* write a WORD 0xFFFF */
 389     res=IStream_Write(pStm,&FFFF,sizeof(WORD),NULL);
 390     if (FAILED(res)) return res;
 391
 392     /* write a WORD 0xDEAD */
 393     res=IStream_Write(pStm,&DEAD,sizeof(WORD),NULL);
 394     if (FAILED(res)) return res;
 395
 396     /* write 5 zero DWORDs */
 397     for(i=0;i<5;i++)
 398     {
 399         res=IStream_Write(pStm,&ZERO,sizeof(DWORD),NULL);
 400         if (FAILED(res)) return res;
 401     }
 402
 403     /* Write the wide version if:
 404      *    + couldn't convert to CP_ACP,
 405      * or + it's a directory,
 406      * or + there's a character > 0xFF
 407      */
 408     len = lstrlenW(filePathW);
 409     bWriteWide = (bUsedDefault || (len > 0 && filePathW[len-1]=='\\' ));
 410     if (!bWriteWide)
 411     {
 412         WCHAR* pch;
 413         for(pch=filePathW;*pch;++pch)
 414         {
 415             if (*pch > 0xFF)
 416             {
 417                 bWriteWide = TRUE;
 418                 break;
 419             }
 420         }
 421     }
 422
 423     if (!bWriteWide)
 424     {
 425         res=IStream_Write(pStm,&ZERO,sizeof(DWORD),NULL);
 426         return res;
 427     }
 428
 429     /* write bytes needed for the filepathW (without 0) + 6 */
 430     bytesW = len*sizeof(WCHAR) + 6;
 431     res=IStream_Write(pStm,&bytesW,sizeof(DWORD),NULL);
 432     if (FAILED(res)) return res;
 433
 434     /* try again, without the extra 6 */
 435     bytesW -= 6;
 436     res=IStream_Write(pStm,&bytesW,sizeof(DWORD),NULL);
 437     if (FAILED(res)) return res;
 438
 439     /* write a WORD 3 */
 440     res=IStream_Write(pStm,&THREE,sizeof(WORD),NULL);
 441     if (FAILED(res)) return res;
 442
 443     /* write W string (no 0) */
 444     res=IStream_Write(pStm,filePathW,bytesW,NULL);
 445
 446     return res;
 447 }
 448
 449 /******************************************************************************
 450  *        FileMoniker_GetSizeMax
 451  */
 452 static HRESULT WINAPI
 453 FileMonikerImpl_GetSizeMax(IMoniker* iface, ULARGE_INTEGER* pcbSize)
 454 {
 455     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 456
 457     TRACE("(%p,%p)\n",iface,pcbSize);
 458
 459     if (!pcbSize)
 460         return E_POINTER;
 461
 462     /* We could calculate exactly (see ...::Save()) but instead
 463      * we'll make a quick over-estimate, like Windows (NT4, XP) does.
 464      */
 465     pcbSize->u.LowPart  = 0x38 + 4 * lstrlenW(This->filePathName);
 466     pcbSize->u.HighPart = 0;
 467
 468     return S_OK;
 469 }
 470
 471 /******************************************************************************
 472  *        FileMoniker_Destroy (local function)
 473  *******************************************************************************/
 474 HRESULT FileMonikerImpl_Destroy(FileMonikerImpl* This)
 475 {
 476     TRACE("(%p)\n",This);
 477
 478     if (This->pMarshal) IUnknown_Release(This->pMarshal);
 479     HeapFree(GetProcessHeap(),0,This->filePathName);
 480     HeapFree(GetProcessHeap(),0,This);
 481
 482     return S_OK;
 483 }
 484
 485 /******************************************************************************
 486  *                  FileMoniker_BindToObject
 487  */
 488 static HRESULT WINAPI
 489 FileMonikerImpl_BindToObject(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
 490                              REFIID riid, VOID** ppvResult)
 491 {
 492     HRESULT   res=E_FAIL;
 493     CLSID     clsID;
 494     IUnknown* pObj=0;
 495     IRunningObjectTable *prot=0;
 496     IPersistFile  *ppf=0;
 497     IClassFactory *pcf=0;
 498     IClassActivator *pca=0;
 499
 500     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 501
 502     *ppvResult=0;
 503
 504     TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 505
 506     if(pmkToLeft==NULL){
 507
 508         res=IBindCtx_GetRunningObjectTable(pbc,&prot);
 509
 510         if (SUCCEEDED(res)){
 511             /* if the requested class was loaded before ! we don't need to reload it */
 512             res = IRunningObjectTable_GetObject(prot,iface,&pObj);
 513
 514             if (res==S_FALSE){
 515                 /* first activation of this class */
 516                 res=GetClassFile(This->filePathName,&clsID);
 517                 if (SUCCEEDED(res)){
 518
 519                     res=CoCreateInstance(&clsID,NULL,CLSCTX_ALL,&IID_IPersistFile,(void**)&ppf);
 520                     if (SUCCEEDED(res)){
 521
 522                         res=IPersistFile_Load(ppf,This->filePathName,STGM_READ);
 523                         if (SUCCEEDED(res)){
 524
 525                             pObj=(IUnknown*)ppf;
 526                             IUnknown_AddRef(pObj);
 527                         }
 528                     }
 529                 }
 530             }
 531         }
 532     }
 533     else{
 534         res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IClassFactory,(void**)&pcf);
 535
 536         if (res==E_NOINTERFACE){
 537
 538             res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IClassActivator,(void**)&pca);
 539
 540             if (res==E_NOINTERFACE)
 541                 return MK_E_INTERMEDIATEINTERFACENOTSUPPORTED;
 542         }
 543         if (pcf!=NULL){
 544
 545             IClassFactory_CreateInstance(pcf,NULL,&IID_IPersistFile,(void**)&ppf);
 546
 547             res=IPersistFile_Load(ppf,This->filePathName,STGM_READ);
 548
 549             if (SUCCEEDED(res)){
 550
 551                 pObj=(IUnknown*)ppf;
 552                 IUnknown_AddRef(pObj);
 553             }
 554         }
 555         if (pca!=NULL){
 556
 557             FIXME("()\n");
 558
 559             /*res=GetClassFile(This->filePathName,&clsID);
 560
 561             if (SUCCEEDED(res)){
 562
 563                 res=IClassActivator_GetClassObject(pca,&clsID,CLSCTX_ALL,0,&IID_IPersistFile,(void**)&ppf);
 564
 565                 if (SUCCEEDED(res)){
 566
 567                     pObj=(IUnknown*)ppf;
 568                     IUnknown_AddRef(pObj);
 569                 }
 570             }*/
 571         }
 572     }
 573
 574     if (pObj!=NULL){
 575         /* get the requested interface from the loaded class */
 576         res= IUnknown_QueryInterface(pObj,riid,ppvResult);
 577
 578         IBindCtx_RegisterObjectBound(pbc,*ppvResult);
 579
 580         IUnknown_Release(pObj);
 581     }
 582
 583     if (prot!=NULL)
 584         IRunningObjectTable_Release(prot);
 585
 586     if (ppf!=NULL)
 587         IPersistFile_Release(ppf);
 588
 589     if (pca!=NULL)
 590         IClassActivator_Release(pca);
 591
 592     if (pcf!=NULL)
 593         IClassFactory_Release(pcf);
 594
 595     return res;
 596 }
 597
 598 /******************************************************************************
 599  *        FileMoniker_BindToStorage
 600  */
 601 static HRESULT WINAPI
 602 FileMonikerImpl_BindToStorage(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
 603                               REFIID riid, VOID** ppvObject)
 604 {
 605     LPOLESTR filePath=0;
 606     IStorage *pstg=0;
 607     HRESULT res;
 608
 609     TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvObject);
 610
 611     if (pmkToLeft==NULL){
 612
 613         if (IsEqualIID(&IID_IStorage, riid)){
 614
 615             /* get the file name */
 616             IMoniker_GetDisplayName(iface,pbc,pmkToLeft,&filePath);
 617
 618             /* verify if the file contains a storage object */
 619             res=StgIsStorageFile(filePath);
 620
 621             if(res==S_OK){
 622
 623                 res=StgOpenStorage(filePath,NULL,STGM_READWRITE|STGM_SHARE_DENY_WRITE,NULL,0,&pstg);
 624
 625                 if (SUCCEEDED(res)){
 626
 627                     *ppvObject=pstg;
 628
 629                     IStorage_AddRef(pstg);
 630
 631                     return res;
 632                 }
 633             }
 634             CoTaskMemFree(filePath);
 635         }
 636         else
 637             if ( (IsEqualIID(&IID_IStream, riid)) || (IsEqualIID(&IID_ILockBytes, riid)) )
 638                 return E_FAIL;
 639             else
 640                 return E_NOINTERFACE;
 641     }
 642     else {
 643
 644         FIXME("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvObject);
 645
 646         return E_NOTIMPL;
 647     }
 648     return res;
 649 }
 650
 651 /******************************************************************************
 652  *        FileMoniker_Reduce
 653  ******************************************************************************/
 654 static HRESULT WINAPI
 655 FileMonikerImpl_Reduce(IMoniker* iface, IBindCtx* pbc, DWORD dwReduceHowFar,
 656                        IMoniker** ppmkToLeft, IMoniker** ppmkReduced)
 657 {
 658     TRACE("(%p,%p,%d,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
 659
 660     if (ppmkReduced==NULL)
 661         return E_POINTER;
 662
 663     IMoniker_AddRef(iface);
 664
 665     *ppmkReduced=iface;
 666
 667     return MK_S_REDUCED_TO_SELF;
 668 }
 669
 670 /******************************************************************************
 671  *        FileMoniker_ComposeWith
 672  */
 673 static HRESULT WINAPI
 674 FileMonikerImpl_ComposeWith(IMoniker* iface, IMoniker* pmkRight,
 675                             BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite)
 676 {
 677     HRESULT res;
 678     LPOLESTR str1=0,str2=0,*strDec1=0,*strDec2=0,newStr=0;
 679     static const WCHAR twoPoint[]={'.','.',0};
 680     static const WCHAR bkSlash[]={'\\',0};
 681     IBindCtx *bind=0;
 682     int i=0,j=0,lastIdx1=0,lastIdx2=0;
 683     DWORD mkSys;
 684
 685     TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
 686
 687     if (ppmkComposite==NULL)
 688         return E_POINTER;
 689
 690     if (pmkRight==NULL)
 691         return E_INVALIDARG;
 692
 693     *ppmkComposite=0;
 694
 695     IMoniker_IsSystemMoniker(pmkRight,&mkSys);
 696
 697     /* check if we have two FileMonikers to compose or not */
 698     if(mkSys==MKSYS_FILEMONIKER){
 699
 700         CreateBindCtx(0,&bind);
 701
 702         IMoniker_GetDisplayName(iface,bind,NULL,&str1);
 703         IMoniker_GetDisplayName(pmkRight,bind,NULL,&str2);
 704
 705         /* decompose pathnames of the two monikers : (to prepare the path merge operation ) */
 706         lastIdx1=FileMonikerImpl_DecomposePath(str1,&strDec1)-1;
 707         lastIdx2=FileMonikerImpl_DecomposePath(str2,&strDec2)-1;
 708
 709         if ((lastIdx1==-1 && lastIdx2>-1)||(lastIdx1==1 && lstrcmpW(strDec1[0],twoPoint)==0))
 710             return MK_E_SYNTAX;
 711
 712         if(lstrcmpW(strDec1[lastIdx1],bkSlash)==0)
 713             lastIdx1--;
 714
 715         /* for etch "..\" in the left of str2 remove the right element from str1 */
 716         for(i=0; ( (lastIdx1>=0) && (strDec2[i]!=NULL) && (lstrcmpW(strDec2[i],twoPoint)==0) ) ;i+=2){
 717
 718             lastIdx1-=2;
 719         }
 720
 721         /* the length of the composed path string  is raised by the sum of the two paths lengths  */
 722         newStr=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(lstrlenW(str1)+lstrlenW(str2)+1));
 723
 724           if (newStr==NULL)
 725                 return E_OUTOFMEMORY;
 726
 727         /* new path is the concatenation of the rest of str1 and str2 */
 728         for(*newStr=0,j=0;j<=lastIdx1;j++)
 729             strcatW(newStr,strDec1[j]);
 730
 731         if ((strDec2[i]==NULL && lastIdx1>-1 && lastIdx2>-1) || lstrcmpW(strDec2[i],bkSlash)!=0)
 732             strcatW(newStr,bkSlash);
 733
 734         for(j=i;j<=lastIdx2;j++)
 735             strcatW(newStr,strDec2[j]);
 736
 737         /* create a new moniker with the new string */
 738         res=CreateFileMoniker(newStr,ppmkComposite);
 739
 740         /* free all strings space memory used by this function */
 741         HeapFree(GetProcessHeap(),0,newStr);
 742
 743         for(i=0; strDec1[i]!=NULL;i++)
 744             CoTaskMemFree(strDec1[i]);
 745         for(i=0; strDec2[i]!=NULL;i++)
 746             CoTaskMemFree(strDec2[i]);
 747         CoTaskMemFree(strDec1);
 748         CoTaskMemFree(strDec2);
 749
 750         CoTaskMemFree(str1);
 751         CoTaskMemFree(str2);
 752
 753         return res;
 754     }
 755     else if(mkSys==MKSYS_ANTIMONIKER){
 756
 757         *ppmkComposite=NULL;
 758         return S_OK;
 759     }
 760     else if (fOnlyIfNotGeneric){
 761
 762         *ppmkComposite=NULL;
 763         return MK_E_NEEDGENERIC;
 764     }
 765     else
 766
 767         return CreateGenericComposite(iface,pmkRight,ppmkComposite);
 768 }
 769
 770 /******************************************************************************
 771  *        FileMoniker_Enum
 772  */
 773 static HRESULT WINAPI
 774 FileMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
 775 {
 776     TRACE("(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
 777
 778     if (ppenumMoniker == NULL)
 779         return E_POINTER;
 780
 781     *ppenumMoniker = NULL;
 782
 783     return S_OK;
 784 }
 785
 786 /******************************************************************************
 787  *        FileMoniker_IsEqual
 788  */
 789 static HRESULT WINAPI
 790 FileMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
 791 {
 792     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 793     CLSID clsid;
 794     LPOLESTR filePath;
 795     IBindCtx* bind;
 796     HRESULT res;
 797
 798     TRACE("(%p,%p)\n",iface,pmkOtherMoniker);
 799
 800     if (pmkOtherMoniker==NULL)
 801         return S_FALSE;
 802
 803     IMoniker_GetClassID(pmkOtherMoniker,&clsid);
 804
 805     if (!IsEqualCLSID(&clsid,&CLSID_FileMoniker))
 806         return S_FALSE;
 807
 808     res = CreateBindCtx(0,&bind);
 809     if (FAILED(res)) return res;
 810
 811     res = S_FALSE;
 812     if (SUCCEEDED(IMoniker_GetDisplayName(pmkOtherMoniker,bind,NULL,&filePath))) {
 813         if (!lstrcmpiW(filePath, This->filePathName))
 814             res = S_OK;
 815         CoTaskMemFree(filePath);
 816     }
 817
 818     IBindCtx_Release(bind);
 819     return res;
 820 }
 821
 822 /******************************************************************************
 823  *        FileMoniker_Hash
 824  */
 825 static HRESULT WINAPI
 826 FileMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
 827 {
 828     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 829
 830     int  h = 0,i,skip,len;
 831     int  off = 0;
 832     LPOLESTR val;
 833
 834     if (pdwHash==NULL)
 835         return E_POINTER;
 836
 837     val =  This->filePathName;
 838     len = lstrlenW(val);
 839
 840     if (len < 16) {
 841         for (i = len ; i > 0; i--) {
 842             h = (h * 37) + val[off++];
 843         }
 844     } else {
 845         /* only sample some characters */
 846         skip = len / 8;
 847         for (i = len ; i > 0; i -= skip, off += skip) {
 848             h = (h * 39) + val[off];
 849         }
 850     }
 851
 852     *pdwHash=h;
 853
 854     return S_OK;
 855 }
 856
 857 /******************************************************************************
 858  *        FileMoniker_IsRunning
 859  */
 860 static HRESULT WINAPI
 861 FileMonikerImpl_IsRunning(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
 862                           IMoniker* pmkNewlyRunning)
 863 {
 864     IRunningObjectTable* rot;
 865     HRESULT res;
 866
 867     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
 868
 869     if ( (pmkNewlyRunning!=NULL) && (IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK) )
 870         return S_OK;
 871
 872     if (pbc==NULL)
 873         return E_POINTER;
 874
 875     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 876
 877     if (FAILED(res))
 878         return res;
 879
 880     res = IRunningObjectTable_IsRunning(rot,iface);
 881
 882     IRunningObjectTable_Release(rot);
 883
 884     return res;
 885 }
 886
 887 /******************************************************************************
 888  *        FileMoniker_GetTimeOfLastChange
 889  ******************************************************************************/
 890 static HRESULT WINAPI
 891 FileMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc,
 892                                     IMoniker* pmkToLeft, FILETIME* pFileTime)
 893 {
 894     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 895     IRunningObjectTable* rot;
 896     HRESULT res;
 897     WIN32_FILE_ATTRIBUTE_DATA info;
 898
 899     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pFileTime);
 900
 901     if (pFileTime==NULL)
 902         return E_POINTER;
 903
 904     if (pmkToLeft!=NULL)
 905         return E_INVALIDARG;
 906
 907     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 908
 909     if (FAILED(res))
 910         return res;
 911
 912     res= IRunningObjectTable_GetTimeOfLastChange(rot,iface,pFileTime);
 913
 914     if (FAILED(res)){ /* the moniker is not registered */
 915
 916         if (!GetFileAttributesExW(This->filePathName,GetFileExInfoStandard,&info))
 917             return MK_E_NOOBJECT;
 918
 919         *pFileTime=info.ftLastWriteTime;
 920     }
 921
 922     return S_OK;
 923 }
 924
 925 /******************************************************************************
 926  *        FileMoniker_Inverse
 927  */
 928 static HRESULT WINAPI
 929 FileMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
 930 {
 931     TRACE("(%p,%p)\n",iface,ppmk);
 932
 933     return CreateAntiMoniker(ppmk);
 934 }
 935
 936 /******************************************************************************
 937  *        FileMoniker_CommonPrefixWith
 938  */
 939 static HRESULT WINAPI
 940 FileMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
 941 {
 942
 943     LPOLESTR pathThis,pathOther,*stringTable1,*stringTable2,commonPath;
 944     IBindCtx *pbind;
 945     DWORD mkSys;
 946     ULONG nb1,nb2,i,sameIdx;
 947     BOOL machimeNameCase=FALSE;
 948
 949     if (ppmkPrefix==NULL)
 950         return E_POINTER;
 951
 952     if (pmkOther==NULL)
 953         return E_INVALIDARG;
 954
 955     *ppmkPrefix=0;
 956
 957     /* check if we have the same type of moniker */
 958     IMoniker_IsSystemMoniker(pmkOther,&mkSys);
 959
 960     if(mkSys==MKSYS_FILEMONIKER){
 961         HRESULT ret;
 962
 963         ret = CreateBindCtx(0,&pbind);
 964         if (FAILED(ret))
 965             return ret;
 966
 967         /* create a string based on common part of the two paths */
 968
 969         ret = IMoniker_GetDisplayName(iface,pbind,NULL,&pathThis);
 970         if (FAILED(ret))
 971             return ret;
 972         ret = IMoniker_GetDisplayName(pmkOther,pbind,NULL,&pathOther);
 973         if (FAILED(ret))
 974             return ret;
 975
 976         nb1=FileMonikerImpl_DecomposePath(pathThis,&stringTable1);
 977         if (FAILED(nb1))
 978             return nb1;
 979         nb2=FileMonikerImpl_DecomposePath(pathOther,&stringTable2);
 980         if (FAILED(nb2))
 981             return nb2;
 982
 983         if (nb1==0 || nb2==0)
 984             return MK_E_NOPREFIX;
 985
 986         commonPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(min(lstrlenW(pathThis),lstrlenW(pathOther))+1));
 987         if (!commonPath)
 988             return E_OUTOFMEMORY;
 989
 990         *commonPath=0;
 991
 992         for(sameIdx=0; ( (stringTable1[sameIdx]!=NULL) &&
 993                          (stringTable2[sameIdx]!=NULL) &&
 994                          (lstrcmpiW(stringTable1[sameIdx],stringTable2[sameIdx])==0)); sameIdx++);
 995
 996         if (sameIdx > 1 && *stringTable1[0]=='\\' && *stringTable2[1]=='\\'){
 997
 998             machimeNameCase=TRUE;
 999
1000             for(i=2;i<sameIdx;i++)
1001
1002                 if( (*stringTable1[i]=='\\') && (i+1 < sameIdx) && (*stringTable1[i+1]=='\\') ){
1003                     machimeNameCase=FALSE;
1004                     break;
1005             }
1006         }
1007
1008         if (machimeNameCase && *stringTable1[sameIdx-1]=='\\')
1009             sameIdx--;
1010
1011         if (machimeNameCase && (sameIdx<=3) && (nb1 > 3 || nb2 > 3) )
1012             ret = MK_E_NOPREFIX;
1013         else
1014         {
1015             for(i=0;i<sameIdx;i++)
1016                 strcatW(commonPath,stringTable1[i]);
1017
1018             for(i=0;i<nb1;i++)
1019                 CoTaskMemFree(stringTable1[i]);
1020
1021             CoTaskMemFree(stringTable1);
1022
1023             for(i=0;i<nb2;i++)
1024                 CoTaskMemFree(stringTable2[i]);
1025
1026             CoTaskMemFree(stringTable2);
1027
1028             ret = CreateFileMoniker(commonPath,ppmkPrefix);
1029         }
1030         HeapFree(GetProcessHeap(),0,commonPath);
1031         return ret;
1032     }
1033     else
1034         return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
1035 }
1036
1037 /******************************************************************************
1038  *        DecomposePath (local function)
1039  */
1040 int FileMonikerImpl_DecomposePath(LPCOLESTR str, LPOLESTR** stringTable)
1041 {
1042     static const WCHAR bSlash[] = {'\\',0};
1043     LPOLESTR word;
1044     int i=0,j,tabIndex=0, ret=0;
1045     LPOLESTR *strgtable ;
1046
1047     int len=lstrlenW(str);
1048
1049     TRACE("%s, %p\n", debugstr_w(str), *stringTable);
1050
1051     strgtable = CoTaskMemAlloc((len + 1)*sizeof(*strgtable));
1052
1053     if (strgtable==NULL)
1054         return E_OUTOFMEMORY;
1055
1056     word = CoTaskMemAlloc((len + 1)*sizeof(WCHAR));
1057
1058     if (word==NULL)
1059     {
1060         ret = E_OUTOFMEMORY;
1061         goto lend;
1062     }
1063
1064     while(str[i]!=0){
1065
1066         if(str[i]==bSlash[0]){
1067
1068             strgtable[tabIndex]=CoTaskMemAlloc(2*sizeof(WCHAR));
1069
1070             if (strgtable[tabIndex]==NULL)
1071             {
1072                 ret = E_OUTOFMEMORY;
1073                 goto lend;
1074             }
1075
1076             strcpyW(strgtable[tabIndex++],bSlash);
1077
1078             i++;
1079
1080         }
1081         else {
1082
1083             for(j=0; str[i]!=0 && str[i]!=bSlash[0] ; i++,j++)
1084                 word[j]=str[i];
1085
1086             word[j]=0;
1087
1088             strgtable[tabIndex]=CoTaskMemAlloc(sizeof(WCHAR)*(j+1));
1089
1090             if (strgtable[tabIndex]==NULL)
1091             {
1092                 ret = E_OUTOFMEMORY;
1093                 goto lend;
1094             }
1095
1096             strcpyW(strgtable[tabIndex++],word);
1097         }
1098     }
1099     strgtable[tabIndex]=NULL;
1100
1101     *stringTable=strgtable;
1102
1103     ret = tabIndex;
1104
1105 lend:
1106     if (ret < 0)
1107     {
1108         for (i = 0; i < tabIndex; i++)
1109             CoTaskMemFree(strgtable[i]);
1110
1111         CoTaskMemFree(strgtable);
1112     }
1113
1114     if (word)
1115         CoTaskMemFree(word);
1116
1117     return ret;
1118 }
1119
1120 /******************************************************************************
1121  *        FileMoniker_RelativePathTo
1122  */
1123 static HRESULT WINAPI
1124 FileMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
1125 {
1126     IBindCtx *bind;
1127     HRESULT res;
1128     LPOLESTR str1=0,str2=0,*tabStr1=0,*tabStr2=0,relPath=0;
1129     DWORD len1=0,len2=0,sameIdx=0,j=0;
1130     static const WCHAR back[] ={'.','.','\\',0};
1131
1132     TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
1133
1134     if (ppmkRelPath==NULL)
1135         return E_POINTER;
1136
1137     if (pmOther==NULL)
1138         return E_INVALIDARG;
1139
1140     res=CreateBindCtx(0,&bind);
1141     if (FAILED(res))
1142         return res;
1143
1144     res=IMoniker_GetDisplayName(iface,bind,NULL,&str1);
1145     if (FAILED(res))
1146         return res;
1147     res=IMoniker_GetDisplayName(pmOther,bind,NULL,&str2);
1148     if (FAILED(res))
1149         return res;
1150
1151     len1=FileMonikerImpl_DecomposePath(str1,&tabStr1);
1152     len2=FileMonikerImpl_DecomposePath(str2,&tabStr2);
1153
1154     if (FAILED(len1) || FAILED(len2))
1155         return E_OUTOFMEMORY;
1156
1157     /* count the number of similar items from the begin of the two paths */
1158     for(sameIdx=0; ( (tabStr1[sameIdx]!=NULL) &&
1159                    (tabStr2[sameIdx]!=NULL) &&
1160                (lstrcmpiW(tabStr1[sameIdx],tabStr2[sameIdx])==0)); sameIdx++);
1161
1162     /* begin the construction of relativePath */
1163     /* if the two paths have a consecutive similar item from the begin ! the relativePath will be composed */
1164     /* by "..\\" in the begin */
1165     relPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(1+lstrlenW(str1)+lstrlenW(str2)));
1166
1167     *relPath=0;
1168
1169     if (len2>0 && !(len1==1 && len2==1 && sameIdx==0))
1170         for(j=sameIdx;(tabStr1[j] != NULL); j++)
1171             if (*tabStr1[j]!='\\')
1172                 strcatW(relPath,back);
1173
1174     /* add items of the second path (similar items with the first path are not included) to the relativePath */
1175     for(j=sameIdx;tabStr2[j]!=NULL;j++)
1176         strcatW(relPath,tabStr2[j]);
1177
1178     res=CreateFileMoniker(relPath,ppmkRelPath);
1179
1180     for(j=0; tabStr1[j]!=NULL;j++)
1181         CoTaskMemFree(tabStr1[j]);
1182     for(j=0; tabStr2[j]!=NULL;j++)
1183         CoTaskMemFree(tabStr2[j]);
1184     CoTaskMemFree(tabStr1);
1185     CoTaskMemFree(tabStr2);
1186     CoTaskMemFree(str1);
1187     CoTaskMemFree(str2);
1188     HeapFree(GetProcessHeap(),0,relPath);
1189
1190     if (len1==0 || len2==0 || (len1==1 && len2==1 && sameIdx==0))
1191         return MK_S_HIM;
1192
1193     return res;
1194 }
1195
1196 /******************************************************************************
1197  *        FileMoniker_GetDisplayName
1198  */
1199 static HRESULT WINAPI
1200 FileMonikerImpl_GetDisplayName(IMoniker* iface, IBindCtx* pbc,
1201                                IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName)
1202 {
1203     FileMonikerImpl *This = (FileMonikerImpl *)iface;
1204
1205     int len=lstrlenW(This->filePathName);
1206
1207     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
1208
1209     if (ppszDisplayName==NULL)
1210         return E_POINTER;
1211
1212     if (pmkToLeft!=NULL)
1213         return E_INVALIDARG;
1214
1215     *ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(len+1));
1216     if (*ppszDisplayName==NULL)
1217         return E_OUTOFMEMORY;
1218
1219     strcpyW(*ppszDisplayName,This->filePathName);
1220
1221     TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
1222
1223     return S_OK;
1224 }
1225
1226 /******************************************************************************
1227  *        FileMoniker_ParseDisplayName
1228  */
1229 static HRESULT WINAPI
1230 FileMonikerImpl_ParseDisplayName(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
1231                      LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut)
1232 {
1233     FIXME("(%p,%p,%p,%p,%p,%p),stub!\n",iface,pbc,pmkToLeft,pszDisplayName,pchEaten,ppmkOut);
1234     return E_NOTIMPL;
1235 }
1236
1237 /******************************************************************************
1238  *        FileMoniker_IsSystemMoniker
1239  */
1240 static HRESULT WINAPI
1241 FileMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
1242 {
1243     TRACE("(%p,%p)\n",iface,pwdMksys);
1244
1245     if (!pwdMksys)
1246         return E_POINTER;
1247
1248     (*pwdMksys)=MKSYS_FILEMONIKER;
1249
1250     return S_OK;
1251 }
1252
1253 /*******************************************************************************
1254  *        FileMonikerIROTData_QueryInterface
1255  */
1256 static HRESULT WINAPI
1257 FileMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,VOID** ppvObject)
1258 {
1259
1260     IMoniker *This = impl_from_IROTData(iface);
1261
1262     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
1263
1264     return FileMonikerImpl_QueryInterface(This, riid, ppvObject);
1265 }
1266
1267 /***********************************************************************
1268  *        FileMonikerIROTData_AddRef
1269  */
1270 static ULONG WINAPI
1271 FileMonikerROTDataImpl_AddRef(IROTData *iface)
1272 {
1273     IMoniker *This = impl_from_IROTData(iface);
1274
1275     TRACE("(%p)\n",This);
1276
1277     return IMoniker_AddRef(This);
1278 }
1279
1280 /***********************************************************************
1281  *        FileMonikerIROTData_Release
1282  */
1283 static ULONG WINAPI
1284 FileMonikerROTDataImpl_Release(IROTData* iface)
1285 {
1286     IMoniker *This = impl_from_IROTData(iface);
1287
1288     TRACE("(%p)\n",This);
1289
1290     return FileMonikerImpl_Release(This);
1291 }
1292
1293 /******************************************************************************
1294  *        FileMonikerIROTData_GetComparisonData
1295  */
1296 static HRESULT WINAPI
1297 FileMonikerROTDataImpl_GetComparisonData(IROTData* iface, BYTE* pbData,
1298                                           ULONG cbMax, ULONG* pcbData)
1299 {
1300     IMoniker *This = impl_from_IROTData(iface);
1301     FileMonikerImpl *This1 = (FileMonikerImpl *)This;
1302     int len = (strlenW(This1->filePathName)+1);
1303     int i;
1304     LPWSTR pszFileName;
1305
1306     TRACE("(%p, %u, %p)\n", pbData, cbMax, pcbData);
1307
1308     *pcbData = sizeof(CLSID) + len * sizeof(WCHAR);
1309     if (cbMax < *pcbData)
1310         return E_OUTOFMEMORY;
1311
1312     memcpy(pbData, &CLSID_FileMoniker, sizeof(CLSID));
1313     pszFileName = (LPWSTR)(pbData+sizeof(CLSID));
1314     for (i = 0; i < len; i++)
1315         pszFileName[i] = toupperW(This1->filePathName[i]);
1316
1317     return S_OK;
1318 }
1319
1320 /*
1321  * Virtual function table for the FileMonikerImpl class which include IPersist,
1322  * IPersistStream and IMoniker functions.
1323  */
1324 static const IMonikerVtbl VT_FileMonikerImpl =
1325 {
1326     FileMonikerImpl_QueryInterface,
1327     FileMonikerImpl_AddRef,
1328     FileMonikerImpl_Release,
1329     FileMonikerImpl_GetClassID,
1330     FileMonikerImpl_IsDirty,
1331     FileMonikerImpl_Load,
1332     FileMonikerImpl_Save,
1333     FileMonikerImpl_GetSizeMax,
1334     FileMonikerImpl_BindToObject,
1335     FileMonikerImpl_BindToStorage,
1336     FileMonikerImpl_Reduce,
1337     FileMonikerImpl_ComposeWith,
1338     FileMonikerImpl_Enum,
1339     FileMonikerImpl_IsEqual,
1340     FileMonikerImpl_Hash,
1341     FileMonikerImpl_IsRunning,
1342     FileMonikerImpl_GetTimeOfLastChange,
1343     FileMonikerImpl_Inverse,
1344     FileMonikerImpl_CommonPrefixWith,
1345     FileMonikerImpl_RelativePathTo,
1346     FileMonikerImpl_GetDisplayName,
1347     FileMonikerImpl_ParseDisplayName,
1348     FileMonikerImpl_IsSystemMoniker
1349 };
1350
1351 /* Virtual function table for the IROTData class. */
1352 static const IROTDataVtbl VT_ROTDataImpl =
1353 {
1354     FileMonikerROTDataImpl_QueryInterface,
1355     FileMonikerROTDataImpl_AddRef,
1356     FileMonikerROTDataImpl_Release,
1357     FileMonikerROTDataImpl_GetComparisonData
1358 };
1359
1360 /******************************************************************************
1361  *         FileMoniker_Construct (local function)
1362  */
1363 static HRESULT FileMonikerImpl_Construct(FileMonikerImpl* This, LPCOLESTR lpszPathName)
1364 {
1365     int nb=0,i;
1366     int sizeStr=lstrlenW(lpszPathName);
1367     LPOLESTR *tabStr=0;
1368     static const WCHAR twoPoint[]={'.','.',0};
1369     static const WCHAR bkSlash[]={'\\',0};
1370     BYTE addBkSlash;
1371
1372     TRACE("(%p,%s)\n",This,debugstr_w(lpszPathName));
1373
1374     /* Initialize the virtual function table. */
1375     This->lpvtbl1      = &VT_FileMonikerImpl;
1376     This->lpvtbl2      = &VT_ROTDataImpl;
1377     This->ref          = 0;
1378     This->pMarshal     = NULL;
1379
1380     This->filePathName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr+1));
1381
1382     if (This->filePathName==NULL)
1383         return E_OUTOFMEMORY;
1384
1385     strcpyW(This->filePathName,lpszPathName);
1386
1387     nb=FileMonikerImpl_DecomposePath(This->filePathName,&tabStr);
1388
1389     if (nb > 0 ){
1390
1391         addBkSlash=1;
1392         if (lstrcmpW(tabStr[0],twoPoint)!=0)
1393             addBkSlash=0;
1394         else
1395             for(i=0;i<nb;i++){
1396
1397                 if ( (lstrcmpW(tabStr[i],twoPoint)!=0) && (lstrcmpW(tabStr[i],bkSlash)!=0) ){
1398                     addBkSlash=0;
1399                     break;
1400                 }
1401                 else
1402
1403                     if (lstrcmpW(tabStr[i],bkSlash)==0 && i<nb-1 && lstrcmpW(tabStr[i+1],bkSlash)==0){
1404                         *tabStr[i]=0;
1405                         sizeStr--;
1406                         addBkSlash=0;
1407                         break;
1408                     }
1409             }
1410
1411         if (lstrcmpW(tabStr[nb-1],bkSlash)==0)
1412             addBkSlash=0;
1413
1414         This->filePathName=HeapReAlloc(GetProcessHeap(),0,This->filePathName,(sizeStr+1)*sizeof(WCHAR));
1415
1416         *This->filePathName=0;
1417
1418         for(i=0;tabStr[i]!=NULL;i++)
1419             strcatW(This->filePathName,tabStr[i]);
1420
1421         if (addBkSlash)
1422             strcatW(This->filePathName,bkSlash);
1423     }
1424
1425     for(i=0; tabStr[i]!=NULL;i++)
1426         CoTaskMemFree(tabStr[i]);
1427     CoTaskMemFree(tabStr);
1428
1429     return S_OK;
1430 }
1431
1432 /******************************************************************************
1433  *        CreateFileMoniker (OLE32.@)
1434  ******************************************************************************/
1435 HRESULT WINAPI CreateFileMoniker(LPCOLESTR lpszPathName, LPMONIKER * ppmk)
1436 {
1437     FileMonikerImpl* newFileMoniker;
1438     HRESULT  hr;
1439
1440     TRACE("(%s,%p)\n",debugstr_w(lpszPathName),ppmk);
1441
1442     if (!ppmk)
1443         return E_POINTER;
1444
1445     if(!lpszPathName)
1446         return MK_E_SYNTAX;
1447
1448     *ppmk=NULL;
1449
1450     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1451
1452     if (!newFileMoniker)
1453         return E_OUTOFMEMORY;
1454
1455     hr = FileMonikerImpl_Construct(newFileMoniker,lpszPathName);
1456
1457     if (SUCCEEDED(hr))
1458         hr = FileMonikerImpl_QueryInterface((IMoniker*)newFileMoniker,&IID_IMoniker,(void**)ppmk);
1459     else
1460         HeapFree(GetProcessHeap(),0,newFileMoniker);
1461
1462     return hr;
1463 }
1464
1465 /* find a character from a set in reverse without the string having to be null-terminated */
1466 static inline WCHAR *memrpbrkW(const WCHAR *ptr, size_t n, const WCHAR *accept)
1467 {
1468     const WCHAR *end, *ret = NULL;
1469     for (end = ptr + n; ptr < end; ptr++) if (strchrW(accept, *ptr)) ret = ptr;
1470     return (WCHAR *)ret;
1471 }
1472
1473 HRESULT FileMoniker_CreateFromDisplayName(LPBC pbc, LPCOLESTR szDisplayName,
1474                                           LPDWORD pchEaten, LPMONIKER *ppmk)
1475 {
1476     LPCWSTR end;
1477     static const WCHAR wszSeparators[] = {':','\\','/','!',0};
1478
1479     for (end = szDisplayName + strlenW(szDisplayName);
1480          end && (end != szDisplayName);
1481          end = memrpbrkW(szDisplayName, end - szDisplayName, wszSeparators))
1482     {
1483         HRESULT hr;
1484         IRunningObjectTable *rot;
1485         IMoniker *file_moniker;
1486         LPWSTR file_display_name;
1487         LPWSTR full_path_name;
1488         DWORD full_path_name_len;
1489         int len = end - szDisplayName;
1490
1491         file_display_name = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1492         if (!file_display_name) return E_OUTOFMEMORY;
1493         memcpy(file_display_name, szDisplayName, len * sizeof(WCHAR));
1494         file_display_name[len] = '\0';
1495
1496         hr = CreateFileMoniker(file_display_name, &file_moniker);
1497         if (FAILED(hr))
1498         {
1499             HeapFree(GetProcessHeap(), 0, file_display_name);
1500             return hr;
1501         }
1502
1503         hr = IBindCtx_GetRunningObjectTable(pbc, &rot);
1504         if (FAILED(hr))
1505         {
1506             HeapFree(GetProcessHeap(), 0, file_display_name);
1507             IMoniker_Release(file_moniker);
1508             return hr;
1509         }
1510
1511         hr = IRunningObjectTable_IsRunning(rot, file_moniker);
1512         IRunningObjectTable_Release(rot);
1513         if (FAILED(hr))
1514         {
1515             HeapFree(GetProcessHeap(), 0, file_display_name);
1516             IMoniker_Release(file_moniker);
1517             return hr;
1518         }
1519         if (hr == S_OK)
1520         {
1521             TRACE("found running file moniker for %s\n", debugstr_w(file_display_name));
1522             *pchEaten = len;
1523             *ppmk = file_moniker;
1524             HeapFree(GetProcessHeap(), 0, file_display_name);
1525             return S_OK;
1526         }
1527
1528         full_path_name_len = GetFullPathNameW(file_display_name, 0, NULL, NULL);
1529         if (!full_path_name_len)
1530         {
1531             HeapFree(GetProcessHeap(), 0, file_display_name);
1532             IMoniker_Release(file_moniker);
1533             return MK_E_SYNTAX;
1534         }
1535         full_path_name = HeapAlloc(GetProcessHeap(), 0, full_path_name_len * sizeof(WCHAR));
1536         if (!full_path_name)
1537         {
1538             HeapFree(GetProcessHeap(), 0, file_display_name);
1539             IMoniker_Release(file_moniker);
1540             return E_OUTOFMEMORY;
1541         }
1542         GetFullPathNameW(file_display_name, full_path_name_len, full_path_name, NULL);
1543
1544         if (GetFileAttributesW(full_path_name) == INVALID_FILE_ATTRIBUTES)
1545             TRACE("couldn't open file %s\n", debugstr_w(full_path_name));
1546         else
1547         {
1548             TRACE("got file moniker for %s\n", debugstr_w(szDisplayName));
1549             *pchEaten = len;
1550             *ppmk = file_moniker;
1551             HeapFree(GetProcessHeap(), 0, file_display_name);
1552             HeapFree(GetProcessHeap(), 0, full_path_name);
1553             return S_OK;
1554         }
1555         HeapFree(GetProcessHeap(), 0, file_display_name);
1556         HeapFree(GetProcessHeap(), 0, full_path_name);
1557         IMoniker_Release(file_moniker);
1558     }
1559
1560     return MK_E_CANTOPENFILE;
1561 }
1562
1563
1564 static HRESULT WINAPI FileMonikerCF_QueryInterface(LPCLASSFACTORY iface,
1565                                                   REFIID riid, LPVOID *ppv)
1566 {
1567     *ppv = NULL;
1568     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
1569     {
1570         *ppv = iface;
1571         IUnknown_AddRef(iface);
1572         return S_OK;
1573     }
1574     return E_NOINTERFACE;
1575 }
1576
1577 static ULONG WINAPI FileMonikerCF_AddRef(LPCLASSFACTORY iface)
1578 {
1579     return 2; /* non-heap based object */
1580 }
1581
1582 static ULONG WINAPI FileMonikerCF_Release(LPCLASSFACTORY iface)
1583 {
1584     return 1; /* non-heap based object */
1585 }
1586
1587 static HRESULT WINAPI FileMonikerCF_CreateInstance(LPCLASSFACTORY iface,
1588     LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv)
1589 {
1590     FileMonikerImpl* newFileMoniker;
1591     HRESULT  hr;
1592     static const WCHAR wszEmpty[] = { 0 };
1593
1594     TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
1595
1596     *ppv = NULL;
1597
1598     if (pUnk)
1599         return CLASS_E_NOAGGREGATION;
1600
1601     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1602     if (!newFileMoniker)
1603         return E_OUTOFMEMORY;
1604
1605     hr = FileMonikerImpl_Construct(newFileMoniker, wszEmpty);
1606
1607     if (SUCCEEDED(hr))
1608         hr = FileMonikerImpl_QueryInterface((IMoniker*)newFileMoniker, riid, ppv);
1609     if (FAILED(hr))
1610         HeapFree(GetProcessHeap(),0,newFileMoniker);
1611
1612     return hr;
1613 }
1614
1615 static HRESULT WINAPI FileMonikerCF_LockServer(LPCLASSFACTORY iface, BOOL fLock)
1616 {
1617     FIXME("(%d), stub!\n",fLock);
1618     return S_OK;
1619 }
1620
1621 static const IClassFactoryVtbl FileMonikerCFVtbl =
1622 {
1623     FileMonikerCF_QueryInterface,
1624     FileMonikerCF_AddRef,
1625     FileMonikerCF_Release,
1626     FileMonikerCF_CreateInstance,
1627     FileMonikerCF_LockServer
1628 };
1629 static const IClassFactoryVtbl *FileMonikerCF = &FileMonikerCFVtbl;
1630
1631 HRESULT FileMonikerCF_Create(REFIID riid, LPVOID *ppv)
1632 {
1633     return IClassFactory_QueryInterface((IClassFactory *)&FileMonikerCF, riid, ppv);
1634 }