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