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 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 program 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 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 (FAILED(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 (FAILED(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 (FAILED(res)) return res;
 376
 377     /* write a DWORD 0xDEADFFFF */
 378     res=IStream_Write(pStm,&DEADFFFF,sizeof(DWORD),NULL);
 379     if (FAILED(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 (FAILED(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 (FAILED(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 (FAILED(res)) return res;
 423
 424     /* write a WORD 3 */
 425     res=IStream_Write(pStm,&THREE,sizeof(WORD),NULL);
 426     if (FAILED(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 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,*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             /* verify 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     res = S_FALSE;
 797     if (SUCCEEDED(IMoniker_GetDisplayName(pmkOtherMoniker,bind,NULL,&filePath))) {
 798         if (!lstrcmpiW(filePath, This->filePathName))
 799             res = S_OK;
 800         CoTaskMemFree(filePath);
 801     }
 802
 803     IBindCtx_Release(bind);
 804     return res;
 805 }
 806
 807 /******************************************************************************
 808  *        FileMoniker_Hash
 809  */
 810 static HRESULT WINAPI
 811 FileMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
 812 {
 813     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 814
 815     int  h = 0,i,skip,len;
 816     int  off = 0;
 817     LPOLESTR val;
 818
 819     if (pdwHash==NULL)
 820         return E_POINTER;
 821
 822     val =  This->filePathName;
 823     len = lstrlenW(val);
 824
 825     if (len < 16) {
 826         for (i = len ; i > 0; i--) {
 827             h = (h * 37) + val[off++];
 828         }
 829     } else {
 830         /* only sample some characters */
 831         skip = len / 8;
 832         for (i = len ; i > 0; i -= skip, off += skip) {
 833             h = (h * 39) + val[off];
 834         }
 835     }
 836
 837     *pdwHash=h;
 838
 839     return S_OK;
 840 }
 841
 842 /******************************************************************************
 843  *        FileMoniker_IsRunning
 844  */
 845 static HRESULT WINAPI
 846 FileMonikerImpl_IsRunning(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
 847                           IMoniker* pmkNewlyRunning)
 848 {
 849     IRunningObjectTable* rot;
 850     HRESULT res;
 851
 852     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
 853
 854     if ( (pmkNewlyRunning!=NULL) && (IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK) )
 855         return S_OK;
 856
 857     if (pbc==NULL)
 858         return E_POINTER;
 859
 860     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 861
 862     if (FAILED(res))
 863         return res;
 864
 865     res = IRunningObjectTable_IsRunning(rot,iface);
 866
 867     IRunningObjectTable_Release(rot);
 868
 869     return res;
 870 }
 871
 872 /******************************************************************************
 873  *        FileMoniker_GetTimeOfLastChange
 874  ******************************************************************************/
 875 static HRESULT WINAPI
 876 FileMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc,
 877                                     IMoniker* pmkToLeft, FILETIME* pFileTime)
 878 {
 879     FileMonikerImpl *This = (FileMonikerImpl *)iface;
 880     IRunningObjectTable* rot;
 881     HRESULT res;
 882     WIN32_FILE_ATTRIBUTE_DATA info;
 883
 884     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pFileTime);
 885
 886     if (pFileTime==NULL)
 887         return E_POINTER;
 888
 889     if (pmkToLeft!=NULL)
 890         return E_INVALIDARG;
 891
 892     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 893
 894     if (FAILED(res))
 895         return res;
 896
 897     res= IRunningObjectTable_GetTimeOfLastChange(rot,iface,pFileTime);
 898
 899     if (FAILED(res)){ /* the moniker is not registered */
 900
 901         if (!GetFileAttributesExW(This->filePathName,GetFileExInfoStandard,&info))
 902             return MK_E_NOOBJECT;
 903
 904         *pFileTime=info.ftLastWriteTime;
 905     }
 906
 907     return S_OK;
 908 }
 909
 910 /******************************************************************************
 911  *        FileMoniker_Inverse
 912  */
 913 static HRESULT WINAPI
 914 FileMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
 915 {
 916     TRACE("(%p,%p)\n",iface,ppmk);
 917
 918     return CreateAntiMoniker(ppmk);
 919 }
 920
 921 /******************************************************************************
 922  *        FileMoniker_CommonPrefixWith
 923  */
 924 static HRESULT WINAPI
 925 FileMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
 926 {
 927
 928     LPOLESTR pathThis,pathOther,*stringTable1,*stringTable2,commonPath;
 929     IBindCtx *pbind;
 930     DWORD mkSys;
 931     ULONG nb1,nb2,i,sameIdx;
 932     BOOL machimeNameCase=FALSE;
 933
 934     if (ppmkPrefix==NULL)
 935         return E_POINTER;
 936
 937     if (pmkOther==NULL)
 938         return E_INVALIDARG;
 939
 940     *ppmkPrefix=0;
 941
 942     /* check if we have the same type of moniker */
 943     IMoniker_IsSystemMoniker(pmkOther,&mkSys);
 944
 945     if(mkSys==MKSYS_FILEMONIKER){
 946         HRESULT ret;
 947
 948         CreateBindCtx(0,&pbind);
 949
 950         /* create a string based on common part of the two paths */
 951
 952         IMoniker_GetDisplayName(iface,pbind,NULL,&pathThis);
 953         IMoniker_GetDisplayName(pmkOther,pbind,NULL,&pathOther);
 954
 955         nb1=FileMonikerImpl_DecomposePath(pathThis,&stringTable1);
 956         nb2=FileMonikerImpl_DecomposePath(pathOther,&stringTable2);
 957
 958         if (nb1==0 || nb2==0)
 959             return MK_E_NOPREFIX;
 960
 961         commonPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(min(lstrlenW(pathThis),lstrlenW(pathOther))+1));
 962
 963         *commonPath=0;
 964
 965         for(sameIdx=0; ( (stringTable1[sameIdx]!=NULL) &&
 966                          (stringTable2[sameIdx]!=NULL) &&
 967                          (lstrcmpiW(stringTable1[sameIdx],stringTable2[sameIdx])==0)); sameIdx++);
 968
 969         if (sameIdx > 1 && *stringTable1[0]=='\\' && *stringTable2[1]=='\\'){
 970
 971             machimeNameCase=TRUE;
 972
 973             for(i=2;i<sameIdx;i++)
 974
 975                 if( (*stringTable1[i]=='\\') && (i+1 < sameIdx) && (*stringTable1[i+1]=='\\') ){
 976                     machimeNameCase=FALSE;
 977                     break;
 978             }
 979         }
 980
 981         if (machimeNameCase && *stringTable1[sameIdx-1]=='\\')
 982             sameIdx--;
 983
 984         if (machimeNameCase && (sameIdx<=3) && (nb1 > 3 || nb2 > 3) )
 985             ret = MK_E_NOPREFIX;
 986         else
 987         {
 988             for(i=0;i<sameIdx;i++)
 989                 strcatW(commonPath,stringTable1[i]);
 990
 991             for(i=0;i<nb1;i++)
 992                 CoTaskMemFree(stringTable1[i]);
 993
 994             CoTaskMemFree(stringTable1);
 995
 996             for(i=0;i<nb2;i++)
 997                 CoTaskMemFree(stringTable2[i]);
 998
 999             CoTaskMemFree(stringTable2);
1000
1001             ret = CreateFileMoniker(commonPath,ppmkPrefix);
1002         }
1003         HeapFree(GetProcessHeap(),0,commonPath);
1004         return ret;
1005     }
1006     else
1007         return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
1008 }
1009
1010 /******************************************************************************
1011  *        DecomposePath (local function)
1012  */
1013 int FileMonikerImpl_DecomposePath(LPCOLESTR str, LPOLESTR** stringTable)
1014 {
1015     static const WCHAR bSlash[] = {'\\',0};
1016     LPOLESTR word;
1017     int i=0,j,tabIndex=0, ret=0;
1018     LPOLESTR *strgtable ;
1019
1020     int len=lstrlenW(str);
1021
1022     TRACE("%s, %p\n", debugstr_w(str), *stringTable);
1023
1024     strgtable = CoTaskMemAlloc(len*sizeof(WCHAR));
1025
1026     if (strgtable==NULL)
1027         return E_OUTOFMEMORY;
1028
1029     word = CoTaskMemAlloc((len + 1)*sizeof(WCHAR));
1030
1031     if (word==NULL)
1032     {
1033         ret = E_OUTOFMEMORY;
1034         goto lend;
1035     }
1036
1037     while(str[i]!=0){
1038
1039         if(str[i]==bSlash[0]){
1040
1041             strgtable[tabIndex]=CoTaskMemAlloc(2*sizeof(WCHAR));
1042
1043             if (strgtable[tabIndex]==NULL)
1044             {
1045                 ret = E_OUTOFMEMORY;
1046                 goto lend;
1047             }
1048
1049             strcpyW(strgtable[tabIndex++],bSlash);
1050
1051             i++;
1052
1053         }
1054         else {
1055
1056             for(j=0; str[i]!=0 && str[i]!=bSlash[0] ; i++,j++)
1057                 word[j]=str[i];
1058
1059             word[j]=0;
1060
1061             strgtable[tabIndex]=CoTaskMemAlloc(sizeof(WCHAR)*(j+1));
1062
1063             if (strgtable[tabIndex]==NULL)
1064             {
1065                 ret = E_OUTOFMEMORY;
1066                 goto lend;
1067             }
1068
1069             strcpyW(strgtable[tabIndex++],word);
1070         }
1071     }
1072     strgtable[tabIndex]=NULL;
1073
1074     *stringTable=strgtable;
1075
1076     ret = tabIndex;
1077
1078 lend:
1079     if (ret < 0)
1080     {
1081         for (i = 0; i < tabIndex; i++)
1082             CoTaskMemFree(strgtable[i]);
1083
1084         CoTaskMemFree(strgtable);
1085     }
1086
1087     if (word)
1088         CoTaskMemFree(word);
1089
1090     return ret;
1091 }
1092
1093 /******************************************************************************
1094  *        FileMoniker_RelativePathTo
1095  */
1096 static HRESULT WINAPI
1097 FileMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
1098 {
1099     IBindCtx *bind;
1100     HRESULT res;
1101     LPOLESTR str1=0,str2=0,*tabStr1=0,*tabStr2=0,relPath=0;
1102     DWORD len1=0,len2=0,sameIdx=0,j=0;
1103     static const WCHAR back[] ={'.','.','\\',0};
1104
1105     TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
1106
1107     if (ppmkRelPath==NULL)
1108         return E_POINTER;
1109
1110     if (pmOther==NULL)
1111         return E_INVALIDARG;
1112
1113     res=CreateBindCtx(0,&bind);
1114     if (FAILED(res))
1115         return res;
1116
1117     res=IMoniker_GetDisplayName(iface,bind,NULL,&str1);
1118     if (FAILED(res))
1119         return res;
1120     res=IMoniker_GetDisplayName(pmOther,bind,NULL,&str2);
1121     if (FAILED(res))
1122         return res;
1123
1124     len1=FileMonikerImpl_DecomposePath(str1,&tabStr1);
1125     len2=FileMonikerImpl_DecomposePath(str2,&tabStr2);
1126
1127     if (FAILED(len1) || FAILED(len2))
1128         return E_OUTOFMEMORY;
1129
1130     /* count the number of similar items from the begin of the two paths */
1131     for(sameIdx=0; ( (tabStr1[sameIdx]!=NULL) &&
1132                    (tabStr2[sameIdx]!=NULL) &&
1133                (lstrcmpiW(tabStr1[sameIdx],tabStr2[sameIdx])==0)); sameIdx++);
1134
1135     /* begin the construction of relativePath */
1136     /* if the two paths have a consecutive similar item from the begin ! the relativePath will be composed */
1137     /* by "..\\" in the begin */
1138     relPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(1+lstrlenW(str1)+lstrlenW(str2)));
1139
1140     *relPath=0;
1141
1142     if (len2>0 && !(len1==1 && len2==1 && sameIdx==0))
1143         for(j=sameIdx;(tabStr1[j] != NULL); j++)
1144             if (*tabStr1[j]!='\\')
1145                 strcatW(relPath,back);
1146
1147     /* add items of the second path (similar items with the first path are not included) to the relativePath */
1148     for(j=sameIdx;tabStr2[j]!=NULL;j++)
1149         strcatW(relPath,tabStr2[j]);
1150
1151     res=CreateFileMoniker(relPath,ppmkRelPath);
1152
1153     for(j=0; tabStr1[j]!=NULL;j++)
1154         CoTaskMemFree(tabStr1[j]);
1155     for(j=0; tabStr2[j]!=NULL;j++)
1156         CoTaskMemFree(tabStr2[j]);
1157     CoTaskMemFree(tabStr1);
1158     CoTaskMemFree(tabStr2);
1159     CoTaskMemFree(str1);
1160     CoTaskMemFree(str2);
1161     HeapFree(GetProcessHeap(),0,relPath);
1162
1163     if (len1==0 || len2==0 || (len1==1 && len2==1 && sameIdx==0))
1164         return MK_S_HIM;
1165
1166     return res;
1167 }
1168
1169 /******************************************************************************
1170  *        FileMoniker_GetDisplayName
1171  */
1172 static HRESULT WINAPI
1173 FileMonikerImpl_GetDisplayName(IMoniker* iface, IBindCtx* pbc,
1174                                IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName)
1175 {
1176     FileMonikerImpl *This = (FileMonikerImpl *)iface;
1177
1178     int len=lstrlenW(This->filePathName);
1179
1180     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
1181
1182     if (ppszDisplayName==NULL)
1183         return E_POINTER;
1184
1185     if (pmkToLeft!=NULL)
1186         return E_INVALIDARG;
1187
1188     *ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(len+1));
1189     if (*ppszDisplayName==NULL)
1190         return E_OUTOFMEMORY;
1191
1192     strcpyW(*ppszDisplayName,This->filePathName);
1193
1194     TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
1195
1196     return S_OK;
1197 }
1198
1199 /******************************************************************************
1200  *        FileMoniker_ParseDisplayName
1201  */
1202 static HRESULT WINAPI
1203 FileMonikerImpl_ParseDisplayName(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
1204                      LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut)
1205 {
1206     FIXME("(%p,%p,%p,%p,%p,%p),stub!\n",iface,pbc,pmkToLeft,pszDisplayName,pchEaten,ppmkOut);
1207     return E_NOTIMPL;
1208 }
1209
1210 /******************************************************************************
1211  *        FileMoniker_IsSystemMoniker
1212  */
1213 static HRESULT WINAPI
1214 FileMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
1215 {
1216     TRACE("(%p,%p)\n",iface,pwdMksys);
1217
1218     if (!pwdMksys)
1219         return E_POINTER;
1220
1221     (*pwdMksys)=MKSYS_FILEMONIKER;
1222
1223     return S_OK;
1224 }
1225
1226 /*******************************************************************************
1227  *        FileMonikerIROTData_QueryInterface
1228  */
1229 static HRESULT WINAPI
1230 FileMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,VOID** ppvObject)
1231 {
1232
1233     IMoniker *This = impl_from_IROTData(iface);
1234
1235     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
1236
1237     return FileMonikerImpl_QueryInterface(This, riid, ppvObject);
1238 }
1239
1240 /***********************************************************************
1241  *        FileMonikerIROTData_AddRef
1242  */
1243 static ULONG WINAPI
1244 FileMonikerROTDataImpl_AddRef(IROTData *iface)
1245 {
1246     IMoniker *This = impl_from_IROTData(iface);
1247
1248     TRACE("(%p)\n",This);
1249
1250     return IMoniker_AddRef(This);
1251 }
1252
1253 /***********************************************************************
1254  *        FileMonikerIROTData_Release
1255  */
1256 static ULONG WINAPI
1257 FileMonikerROTDataImpl_Release(IROTData* iface)
1258 {
1259     IMoniker *This = impl_from_IROTData(iface);
1260
1261     TRACE("(%p)\n",This);
1262
1263     return FileMonikerImpl_Release(This);
1264 }
1265
1266 /******************************************************************************
1267  *        FileMonikerIROTData_GetComparisonData
1268  */
1269 static HRESULT WINAPI
1270 FileMonikerROTDataImpl_GetComparisonData(IROTData* iface, BYTE* pbData,
1271                                           ULONG cbMax, ULONG* pcbData)
1272 {
1273     IMoniker *This = impl_from_IROTData(iface);
1274     FileMonikerImpl *This1 = (FileMonikerImpl *)This;
1275     int len = (strlenW(This1->filePathName)+1);
1276     int i;
1277     LPWSTR pszFileName;
1278
1279     TRACE("(%p, %u, %p)\n", pbData, cbMax, pcbData);
1280
1281     *pcbData = sizeof(CLSID) + len * sizeof(WCHAR);
1282     if (cbMax < *pcbData)
1283         return E_OUTOFMEMORY;
1284
1285     memcpy(pbData, &CLSID_FileMoniker, sizeof(CLSID));
1286     pszFileName = (LPWSTR)(pbData+sizeof(CLSID));
1287     for (i = 0; i < len; i++)
1288         pszFileName[i] = toupperW(This1->filePathName[i]);
1289
1290     return S_OK;
1291 }
1292
1293 /*
1294  * Virtual function table for the FileMonikerImpl class which include IPersist,
1295  * IPersistStream and IMoniker functions.
1296  */
1297 static const IMonikerVtbl VT_FileMonikerImpl =
1298 {
1299     FileMonikerImpl_QueryInterface,
1300     FileMonikerImpl_AddRef,
1301     FileMonikerImpl_Release,
1302     FileMonikerImpl_GetClassID,
1303     FileMonikerImpl_IsDirty,
1304     FileMonikerImpl_Load,
1305     FileMonikerImpl_Save,
1306     FileMonikerImpl_GetSizeMax,
1307     FileMonikerImpl_BindToObject,
1308     FileMonikerImpl_BindToStorage,
1309     FileMonikerImpl_Reduce,
1310     FileMonikerImpl_ComposeWith,
1311     FileMonikerImpl_Enum,
1312     FileMonikerImpl_IsEqual,
1313     FileMonikerImpl_Hash,
1314     FileMonikerImpl_IsRunning,
1315     FileMonikerImpl_GetTimeOfLastChange,
1316     FileMonikerImpl_Inverse,
1317     FileMonikerImpl_CommonPrefixWith,
1318     FileMonikerImpl_RelativePathTo,
1319     FileMonikerImpl_GetDisplayName,
1320     FileMonikerImpl_ParseDisplayName,
1321     FileMonikerImpl_IsSystemMoniker
1322 };
1323
1324 /* Virtual function table for the IROTData class. */
1325 static const IROTDataVtbl VT_ROTDataImpl =
1326 {
1327     FileMonikerROTDataImpl_QueryInterface,
1328     FileMonikerROTDataImpl_AddRef,
1329     FileMonikerROTDataImpl_Release,
1330     FileMonikerROTDataImpl_GetComparisonData
1331 };
1332
1333 /******************************************************************************
1334  *         FileMoniker_Construct (local function)
1335  */
1336 static HRESULT FileMonikerImpl_Construct(FileMonikerImpl* This, LPCOLESTR lpszPathName)
1337 {
1338     int nb=0,i;
1339     int sizeStr=lstrlenW(lpszPathName);
1340     LPOLESTR *tabStr=0;
1341     static const WCHAR twoPoint[]={'.','.',0};
1342     static const WCHAR bkSlash[]={'\\',0};
1343     BYTE addBkSlash;
1344
1345     TRACE("(%p,%s)\n",This,debugstr_w(lpszPathName));
1346
1347     /* Initialize the virtual function table. */
1348     This->lpvtbl1      = &VT_FileMonikerImpl;
1349     This->lpvtbl2      = &VT_ROTDataImpl;
1350     This->ref          = 0;
1351     This->pMarshal     = NULL;
1352
1353     This->filePathName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr+1));
1354
1355     if (This->filePathName==NULL)
1356         return E_OUTOFMEMORY;
1357
1358     strcpyW(This->filePathName,lpszPathName);
1359
1360     nb=FileMonikerImpl_DecomposePath(This->filePathName,&tabStr);
1361
1362     if (nb > 0 ){
1363
1364         addBkSlash=1;
1365         if (lstrcmpW(tabStr[0],twoPoint)!=0)
1366             addBkSlash=0;
1367         else
1368             for(i=0;i<nb;i++){
1369
1370                 if ( (lstrcmpW(tabStr[i],twoPoint)!=0) && (lstrcmpW(tabStr[i],bkSlash)!=0) ){
1371                     addBkSlash=0;
1372                     break;
1373                 }
1374                 else
1375
1376                     if (lstrcmpW(tabStr[i],bkSlash)==0 && i<nb-1 && lstrcmpW(tabStr[i+1],bkSlash)==0){
1377                         *tabStr[i]=0;
1378                         sizeStr--;
1379                         addBkSlash=0;
1380                         break;
1381                     }
1382             }
1383
1384         if (lstrcmpW(tabStr[nb-1],bkSlash)==0)
1385             addBkSlash=0;
1386
1387         This->filePathName=HeapReAlloc(GetProcessHeap(),0,This->filePathName,(sizeStr+1)*sizeof(WCHAR));
1388
1389         *This->filePathName=0;
1390
1391         for(i=0;tabStr[i]!=NULL;i++)
1392             strcatW(This->filePathName,tabStr[i]);
1393
1394         if (addBkSlash)
1395             strcatW(This->filePathName,bkSlash);
1396     }
1397
1398     for(i=0; tabStr[i]!=NULL;i++)
1399         CoTaskMemFree(tabStr[i]);
1400     CoTaskMemFree(tabStr);
1401
1402     return S_OK;
1403 }
1404
1405 /******************************************************************************
1406  *        CreateFileMoniker (OLE32.@)
1407  ******************************************************************************/
1408 HRESULT WINAPI CreateFileMoniker(LPCOLESTR lpszPathName, LPMONIKER * ppmk)
1409 {
1410     FileMonikerImpl* newFileMoniker;
1411     HRESULT  hr;
1412
1413     TRACE("(%s,%p)\n",debugstr_w(lpszPathName),ppmk);
1414
1415     if (!ppmk)
1416         return E_POINTER;
1417
1418     if(!lpszPathName)
1419         return MK_E_SYNTAX;
1420
1421     *ppmk=NULL;
1422
1423     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1424
1425     if (!newFileMoniker)
1426         return E_OUTOFMEMORY;
1427
1428     hr = FileMonikerImpl_Construct(newFileMoniker,lpszPathName);
1429
1430     if (SUCCEEDED(hr))
1431         hr = FileMonikerImpl_QueryInterface((IMoniker*)newFileMoniker,&IID_IMoniker,(void**)ppmk);
1432     else
1433         HeapFree(GetProcessHeap(),0,newFileMoniker);
1434
1435     return hr;
1436 }
1437
1438 /* find a character from a set in reverse without the string having to be null-terminated */
1439 static inline WCHAR *memrpbrkW(const WCHAR *ptr, size_t n, const WCHAR *accept)
1440 {
1441     const WCHAR *end, *ret = NULL;
1442     for (end = ptr + n; ptr < end; ptr++) if (strchrW(accept, *ptr)) ret = ptr;
1443     return (WCHAR *)ret;
1444 }
1445
1446 HRESULT FileMoniker_CreateFromDisplayName(LPBC pbc, LPCOLESTR szDisplayName,
1447                                           LPDWORD pchEaten, LPMONIKER *ppmk)
1448 {
1449     LPCWSTR end;
1450     static const WCHAR wszSeparators[] = {':','\\','/','!',0};
1451
1452     for (end = szDisplayName + strlenW(szDisplayName);
1453          end && (end != szDisplayName);
1454          end = memrpbrkW(szDisplayName, end - szDisplayName, wszSeparators))
1455     {
1456         HRESULT hr;
1457         IRunningObjectTable *rot;
1458         IMoniker *file_moniker;
1459         LPWSTR file_display_name;
1460         LPWSTR full_path_name;
1461         DWORD full_path_name_len;
1462         int len = end - szDisplayName;
1463
1464         file_display_name = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1465         if (!file_display_name) return E_OUTOFMEMORY;
1466         memcpy(file_display_name, szDisplayName, len * sizeof(WCHAR));
1467         file_display_name[len] = '\0';
1468
1469         hr = CreateFileMoniker(file_display_name, &file_moniker);
1470         if (FAILED(hr))
1471         {
1472             HeapFree(GetProcessHeap(), 0, file_display_name);
1473             return hr;
1474         }
1475
1476         hr = IBindCtx_GetRunningObjectTable(pbc, &rot);
1477         if (FAILED(hr))
1478         {
1479             HeapFree(GetProcessHeap(), 0, file_display_name);
1480             IMoniker_Release(file_moniker);
1481             return hr;
1482         }
1483
1484         hr = IRunningObjectTable_IsRunning(rot, file_moniker);
1485         IRunningObjectTable_Release(rot);
1486         if (FAILED(hr))
1487         {
1488             HeapFree(GetProcessHeap(), 0, file_display_name);
1489             IMoniker_Release(file_moniker);
1490             return hr;
1491         }
1492         if (hr == S_OK)
1493         {
1494             TRACE("found running file moniker for %s\n", debugstr_w(file_display_name));
1495             *pchEaten = len;
1496             *ppmk = file_moniker;
1497             HeapFree(GetProcessHeap(), 0, file_display_name);
1498             return S_OK;
1499         }
1500
1501         full_path_name_len = GetFullPathNameW(file_display_name, 0, NULL, NULL);
1502         if (!full_path_name_len)
1503         {
1504             HeapFree(GetProcessHeap(), 0, file_display_name);
1505             IMoniker_Release(file_moniker);
1506             return MK_E_SYNTAX;
1507         }
1508         full_path_name = HeapAlloc(GetProcessHeap(), 0, full_path_name_len * sizeof(WCHAR));
1509         if (!full_path_name)
1510         {
1511             HeapFree(GetProcessHeap(), 0, file_display_name);
1512             IMoniker_Release(file_moniker);
1513             return E_OUTOFMEMORY;
1514         }
1515         GetFullPathNameW(file_display_name, full_path_name_len, full_path_name, NULL);
1516
1517         if (GetFileAttributesW(full_path_name) == INVALID_FILE_ATTRIBUTES)
1518             TRACE("couldn't open file %s\n", debugstr_w(full_path_name));
1519         else
1520         {
1521             TRACE("got file moniker for %s\n", debugstr_w(szDisplayName));
1522             *pchEaten = len;
1523             *ppmk = file_moniker;
1524             HeapFree(GetProcessHeap(), 0, file_display_name);
1525             HeapFree(GetProcessHeap(), 0, full_path_name);
1526             return S_OK;
1527         }
1528         HeapFree(GetProcessHeap(), 0, file_display_name);
1529         HeapFree(GetProcessHeap(), 0, full_path_name);
1530         IMoniker_Release(file_moniker);
1531     }
1532
1533     return MK_E_CANTOPENFILE;
1534 }
1535
1536
1537 static HRESULT WINAPI FileMonikerCF_QueryInterface(LPCLASSFACTORY iface,
1538                                                   REFIID riid, LPVOID *ppv)
1539 {
1540     *ppv = NULL;
1541     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
1542     {
1543         *ppv = iface;
1544         IUnknown_AddRef(iface);
1545         return S_OK;
1546     }
1547     return E_NOINTERFACE;
1548 }
1549
1550 static ULONG WINAPI FileMonikerCF_AddRef(LPCLASSFACTORY iface)
1551 {
1552     return 2; /* non-heap based object */
1553 }
1554
1555 static ULONG WINAPI FileMonikerCF_Release(LPCLASSFACTORY iface)
1556 {
1557     return 1; /* non-heap based object */
1558 }
1559
1560 static HRESULT WINAPI FileMonikerCF_CreateInstance(LPCLASSFACTORY iface,
1561     LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv)
1562 {
1563     FileMonikerImpl* newFileMoniker;
1564     HRESULT  hr;
1565     static const WCHAR wszEmpty[] = { 0 };
1566
1567     TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
1568
1569     *ppv = NULL;
1570
1571     if (pUnk)
1572         return CLASS_E_NOAGGREGATION;
1573
1574     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1575     if (!newFileMoniker)
1576         return E_OUTOFMEMORY;
1577
1578     hr = FileMonikerImpl_Construct(newFileMoniker, wszEmpty);
1579
1580     if (SUCCEEDED(hr))
1581         hr = FileMonikerImpl_QueryInterface((IMoniker*)newFileMoniker, riid, ppv);
1582     if (FAILED(hr))
1583         HeapFree(GetProcessHeap(),0,newFileMoniker);
1584
1585     return hr;
1586 }
1587
1588 static HRESULT WINAPI FileMonikerCF_LockServer(LPCLASSFACTORY iface, BOOL fLock)
1589 {
1590     FIXME("(%d), stub!\n",fLock);
1591     return S_OK;
1592 }
1593
1594 static const IClassFactoryVtbl FileMonikerCFVtbl =
1595 {
1596     FileMonikerCF_QueryInterface,
1597     FileMonikerCF_AddRef,
1598     FileMonikerCF_Release,
1599     FileMonikerCF_CreateInstance,
1600     FileMonikerCF_LockServer
1601 };
1602 static const IClassFactoryVtbl *FileMonikerCF = &FileMonikerCFVtbl;
1603
1604 HRESULT FileMonikerCF_Create(REFIID riid, LPVOID *ppv)
1605 {
1606     return IClassFactory_QueryInterface((IClassFactory *)&FileMonikerCF, riid, ppv);
1607 }