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