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 are no more references to 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             res=StgOpenStorage(filePath,NULL,STGM_READWRITE|STGM_SHARE_DENY_WRITE,NULL,0,&pstg);
 609
 610             if (SUCCEEDED(res))
 611                 *ppvObject=pstg;
 612
 613             CoTaskMemFree(filePath);
 614         }
 615         else
 616             if ( (IsEqualIID(&IID_IStream, riid)) || (IsEqualIID(&IID_ILockBytes, riid)) )
 617                 return E_FAIL;
 618             else
 619                 return E_NOINTERFACE;
 620     }
 621     else {
 622
 623         FIXME("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvObject);
 624
 625         return E_NOTIMPL;
 626     }
 627     return res;
 628 }
 629
 630 /******************************************************************************
 631  *        FileMoniker_Reduce
 632  ******************************************************************************/
 633 static HRESULT WINAPI
 634 FileMonikerImpl_Reduce(IMoniker* iface, IBindCtx* pbc, DWORD dwReduceHowFar,
 635                        IMoniker** ppmkToLeft, IMoniker** ppmkReduced)
 636 {
 637     TRACE("(%p,%p,%d,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
 638
 639     if (ppmkReduced==NULL)
 640         return E_POINTER;
 641
 642     IMoniker_AddRef(iface);
 643
 644     *ppmkReduced=iface;
 645
 646     return MK_S_REDUCED_TO_SELF;
 647 }
 648
 649 static void free_stringtable(LPOLESTR *stringTable)
 650 {
 651     int i;
 652
 653     for (i=0; stringTable[i]!=NULL; i++)
 654         CoTaskMemFree(stringTable[i]);
 655     CoTaskMemFree(stringTable);
 656 }
 657
 658 /******************************************************************************
 659  *        FileMoniker_ComposeWith
 660  */
 661 static HRESULT WINAPI
 662 FileMonikerImpl_ComposeWith(IMoniker* iface, IMoniker* pmkRight,
 663                             BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite)
 664 {
 665     HRESULT res;
 666     LPOLESTR str1=0,str2=0,*strDec1=0,*strDec2=0,newStr=0;
 667     static const WCHAR twoPoint[]={'.','.',0};
 668     static const WCHAR bkSlash[]={'\\',0};
 669     IBindCtx *bind=0;
 670     int i=0,j=0,lastIdx1=0,lastIdx2=0;
 671     DWORD mkSys;
 672
 673     TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
 674
 675     if (ppmkComposite==NULL)
 676         return E_POINTER;
 677
 678     if (pmkRight==NULL)
 679         return E_INVALIDARG;
 680
 681     *ppmkComposite=0;
 682
 683     IMoniker_IsSystemMoniker(pmkRight,&mkSys);
 684
 685     /* check if we have two FileMonikers to compose or not */
 686     if(mkSys==MKSYS_FILEMONIKER){
 687
 688         CreateBindCtx(0,&bind);
 689
 690         IMoniker_GetDisplayName(iface,bind,NULL,&str1);
 691         IMoniker_GetDisplayName(pmkRight,bind,NULL,&str2);
 692
 693         /* decompose pathnames of the two monikers : (to prepare the path merge operation ) */
 694         lastIdx1=FileMonikerImpl_DecomposePath(str1,&strDec1)-1;
 695         lastIdx2=FileMonikerImpl_DecomposePath(str2,&strDec2)-1;
 696
 697         if ((lastIdx1==-1 && lastIdx2>-1)||(lastIdx1==1 && lstrcmpW(strDec1[0],twoPoint)==0))
 698             return MK_E_SYNTAX;
 699
 700         if(lstrcmpW(strDec1[lastIdx1],bkSlash)==0)
 701             lastIdx1--;
 702
 703         /* for etch "..\" in the left of str2 remove the right element from str1 */
 704         for(i=0; ( (lastIdx1>=0) && (strDec2[i]!=NULL) && (lstrcmpW(strDec2[i],twoPoint)==0) ) ;i+=2){
 705
 706             lastIdx1-=2;
 707         }
 708
 709         /* the length of the composed path string  is raised by the sum of the two paths lengths  */
 710         newStr=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(lstrlenW(str1)+lstrlenW(str2)+1));
 711
 712         if (newStr)
 713         {
 714             /* new path is the concatenation of the rest of str1 and str2 */
 715             for(*newStr=0,j=0;j<=lastIdx1;j++)
 716                 strcatW(newStr,strDec1[j]);
 717
 718             if ((strDec2[i]==NULL && lastIdx1>-1 && lastIdx2>-1) || lstrcmpW(strDec2[i],bkSlash)!=0)
 719                 strcatW(newStr,bkSlash);
 720
 721             for(j=i;j<=lastIdx2;j++)
 722                 strcatW(newStr,strDec2[j]);
 723
 724             /* create a new moniker with the new string */
 725             res=CreateFileMoniker(newStr,ppmkComposite);
 726
 727             /* free all strings space memory used by this function */
 728             HeapFree(GetProcessHeap(),0,newStr);
 729         }
 730         else res = E_OUTOFMEMORY;
 731
 732         free_stringtable(strDec1);
 733         free_stringtable(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 = impl_from_IMoniker(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 = impl_from_IMoniker(iface);
 814     int  h = 0,i,skip,len;
 815     int  off = 0;
 816     LPOLESTR val;
 817
 818     if (pdwHash==NULL)
 819         return E_POINTER;
 820
 821     val =  This->filePathName;
 822     len = lstrlenW(val);
 823
 824     if (len < 16) {
 825         for (i = len ; i > 0; i--) {
 826             h = (h * 37) + val[off++];
 827         }
 828     } else {
 829         /* only sample some characters */
 830         skip = len / 8;
 831         for (i = len ; i > 0; i -= skip, off += skip) {
 832             h = (h * 39) + val[off];
 833         }
 834     }
 835
 836     *pdwHash=h;
 837
 838     return S_OK;
 839 }
 840
 841 /******************************************************************************
 842  *        FileMoniker_IsRunning
 843  */
 844 static HRESULT WINAPI
 845 FileMonikerImpl_IsRunning(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
 846                           IMoniker* pmkNewlyRunning)
 847 {
 848     IRunningObjectTable* rot;
 849     HRESULT res;
 850
 851     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
 852
 853     if ( (pmkNewlyRunning!=NULL) && (IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK) )
 854         return S_OK;
 855
 856     if (pbc==NULL)
 857         return E_POINTER;
 858
 859     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 860
 861     if (FAILED(res))
 862         return res;
 863
 864     res = IRunningObjectTable_IsRunning(rot,iface);
 865
 866     IRunningObjectTable_Release(rot);
 867
 868     return res;
 869 }
 870
 871 /******************************************************************************
 872  *        FileMoniker_GetTimeOfLastChange
 873  ******************************************************************************/
 874 static HRESULT WINAPI
 875 FileMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc,
 876                                     IMoniker* pmkToLeft, FILETIME* pFileTime)
 877 {
 878     FileMonikerImpl *This = impl_from_IMoniker(iface);
 879     IRunningObjectTable* rot;
 880     HRESULT res;
 881     WIN32_FILE_ATTRIBUTE_DATA info;
 882
 883     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pFileTime);
 884
 885     if (pFileTime==NULL)
 886         return E_POINTER;
 887
 888     if (pmkToLeft!=NULL)
 889         return E_INVALIDARG;
 890
 891     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 892
 893     if (FAILED(res))
 894         return res;
 895
 896     res= IRunningObjectTable_GetTimeOfLastChange(rot,iface,pFileTime);
 897
 898     if (FAILED(res)){ /* the moniker is not registered */
 899
 900         if (!GetFileAttributesExW(This->filePathName,GetFileExInfoStandard,&info))
 901             return MK_E_NOOBJECT;
 902
 903         *pFileTime=info.ftLastWriteTime;
 904     }
 905
 906     return S_OK;
 907 }
 908
 909 /******************************************************************************
 910  *        FileMoniker_Inverse
 911  */
 912 static HRESULT WINAPI
 913 FileMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
 914 {
 915     TRACE("(%p,%p)\n",iface,ppmk);
 916
 917     return CreateAntiMoniker(ppmk);
 918 }
 919
 920 /******************************************************************************
 921  *        FileMoniker_CommonPrefixWith
 922  */
 923 static HRESULT WINAPI
 924 FileMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
 925 {
 926
 927     LPOLESTR pathThis = NULL, pathOther = NULL,*stringTable1,*stringTable2,commonPath = NULL;
 928     IBindCtx *bindctx;
 929     DWORD mkSys;
 930     ULONG nb1,nb2,i,sameIdx;
 931     BOOL machineNameCase = FALSE;
 932     HRESULT ret;
 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     if (mkSys != MKSYS_FILEMONIKER)
 945         return MonikerCommonPrefixWith(iface, pmkOther, ppmkPrefix);
 946
 947     ret = CreateBindCtx(0, &bindctx);
 948     if (FAILED(ret))
 949         return ret;
 950
 951     /* create a string based on common part of the two paths */
 952     ret = IMoniker_GetDisplayName(iface, bindctx, NULL, &pathThis);
 953     if (FAILED(ret))
 954         goto failed;
 955
 956     ret = IMoniker_GetDisplayName(pmkOther, bindctx, NULL, &pathOther);
 957     if (FAILED(ret))
 958         goto failed;
 959
 960     nb1 = FileMonikerImpl_DecomposePath(pathThis, &stringTable1);
 961     if (FAILED(nb1)) {
 962         ret = nb1;
 963         goto failed;
 964     }
 965
 966     nb2 = FileMonikerImpl_DecomposePath(pathOther, &stringTable2);
 967     if (FAILED(nb2)) {
 968         ret = nb2;
 969         goto failed;
 970     }
 971
 972     if (nb1 == 0 || nb2 == 0) {
 973         ret = MK_E_NOPREFIX;
 974         goto failed;
 975     }
 976
 977     commonPath = CoTaskMemAlloc(sizeof(WCHAR)*(min(lstrlenW(pathThis),lstrlenW(pathOther))+1));
 978     if (!commonPath) {
 979         ret = E_OUTOFMEMORY;
 980         goto failed;
 981     }
 982
 983     *commonPath = 0;
 984     for(sameIdx=0; ( (stringTable1[sameIdx]!=NULL) &&
 985                      (stringTable2[sameIdx]!=NULL) &&
 986                      (lstrcmpiW(stringTable1[sameIdx],stringTable2[sameIdx])==0)); sameIdx++);
 987
 988     if (sameIdx > 1 && *stringTable1[0]=='\\' && *stringTable2[1]=='\\'){
 989         machineNameCase = TRUE;
 990
 991     for(i=2;i<sameIdx;i++)
 992         if( (*stringTable1[i]=='\\') && (i+1 < sameIdx) && (*stringTable1[i+1]=='\\') ){
 993             machineNameCase = FALSE;
 994             break;
 995         }
 996     }
 997
 998     if (machineNameCase && *stringTable1[sameIdx-1]=='\\')
 999         sameIdx--;
1000
1001     if (machineNameCase && (sameIdx<=3) && (nb1 > 3 || nb2 > 3) )
1002         ret = MK_E_NOPREFIX;
1003     else
1004     {
1005         for (i = 0; i < sameIdx; i++)
1006             strcatW(commonPath,stringTable1[i]);
1007         ret = CreateFileMoniker(commonPath, ppmkPrefix);
1008     }
1009
1010 failed:
1011     IBindCtx_Release(bindctx);
1012     CoTaskMemFree(pathThis);
1013     CoTaskMemFree(pathOther);
1014     CoTaskMemFree(commonPath);
1015     free_stringtable(stringTable1);
1016     free_stringtable(stringTable2);
1017
1018     return ret;
1019 }
1020
1021 /******************************************************************************
1022  *        DecomposePath (local function)
1023  */
1024 int FileMonikerImpl_DecomposePath(LPCOLESTR str, LPOLESTR** stringTable)
1025 {
1026     static const WCHAR bSlash[] = {'\\',0};
1027     LPOLESTR word;
1028     int i=0,j,tabIndex=0, ret=0;
1029     LPOLESTR *strgtable ;
1030
1031     int len=lstrlenW(str);
1032
1033     TRACE("%s, %p\n", debugstr_w(str), *stringTable);
1034
1035     strgtable = CoTaskMemAlloc((len + 1)*sizeof(*strgtable));
1036
1037     if (strgtable==NULL)
1038         return E_OUTOFMEMORY;
1039
1040     word = CoTaskMemAlloc((len + 1)*sizeof(WCHAR));
1041
1042     if (word==NULL)
1043     {
1044         ret = E_OUTOFMEMORY;
1045         goto lend;
1046     }
1047
1048     while(str[i]!=0){
1049
1050         if(str[i]==bSlash[0]){
1051
1052             strgtable[tabIndex]=CoTaskMemAlloc(2*sizeof(WCHAR));
1053
1054             if (strgtable[tabIndex]==NULL)
1055             {
1056                 ret = E_OUTOFMEMORY;
1057                 goto lend;
1058             }
1059
1060             strcpyW(strgtable[tabIndex++],bSlash);
1061
1062             i++;
1063
1064         }
1065         else {
1066
1067             for(j=0; str[i]!=0 && str[i]!=bSlash[0] ; i++,j++)
1068                 word[j]=str[i];
1069
1070             word[j]=0;
1071
1072             strgtable[tabIndex]=CoTaskMemAlloc(sizeof(WCHAR)*(j+1));
1073
1074             if (strgtable[tabIndex]==NULL)
1075             {
1076                 ret = E_OUTOFMEMORY;
1077                 goto lend;
1078             }
1079
1080             strcpyW(strgtable[tabIndex++],word);
1081         }
1082     }
1083     strgtable[tabIndex]=NULL;
1084
1085     *stringTable=strgtable;
1086
1087     ret = tabIndex;
1088
1089 lend:
1090     if (ret < 0)
1091     {
1092         for (i = 0; i < tabIndex; i++)
1093             CoTaskMemFree(strgtable[i]);
1094
1095         CoTaskMemFree(strgtable);
1096     }
1097
1098     CoTaskMemFree(word);
1099
1100     return ret;
1101 }
1102
1103 /******************************************************************************
1104  *        FileMoniker_RelativePathTo
1105  */
1106 static HRESULT WINAPI
1107 FileMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
1108 {
1109     IBindCtx *bind;
1110     HRESULT res;
1111     LPOLESTR str1=0,str2=0,*tabStr1=0,*tabStr2=0,relPath=0;
1112     DWORD len1=0,len2=0,sameIdx=0,j=0;
1113     static const WCHAR back[] ={'.','.','\\',0};
1114
1115     TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
1116
1117     if (ppmkRelPath==NULL)
1118         return E_POINTER;
1119
1120     if (pmOther==NULL)
1121         return E_INVALIDARG;
1122
1123     res=CreateBindCtx(0,&bind);
1124     if (FAILED(res))
1125         return res;
1126
1127     res=IMoniker_GetDisplayName(iface,bind,NULL,&str1);
1128     if (FAILED(res))
1129         return res;
1130     res=IMoniker_GetDisplayName(pmOther,bind,NULL,&str2);
1131     if (FAILED(res))
1132         return res;
1133
1134     len1=FileMonikerImpl_DecomposePath(str1,&tabStr1);
1135     if (FAILED(len1))
1136         return E_OUTOFMEMORY;
1137     len2=FileMonikerImpl_DecomposePath(str2,&tabStr2);
1138
1139     if (FAILED(len2))
1140     {
1141         free_stringtable(tabStr1);
1142         return E_OUTOFMEMORY;
1143     }
1144
1145     /* count the number of similar items from the begin of the two paths */
1146     for(sameIdx=0; ( (tabStr1[sameIdx]!=NULL) &&
1147                    (tabStr2[sameIdx]!=NULL) &&
1148                (lstrcmpiW(tabStr1[sameIdx],tabStr2[sameIdx])==0)); sameIdx++);
1149
1150     /* begin the construction of relativePath */
1151     /* if the two paths have a consecutive similar item from the begin ! the relativePath will be composed */
1152     /* by "..\\" in the begin */
1153     relPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(1+lstrlenW(str1)+lstrlenW(str2)));
1154
1155     *relPath=0;
1156
1157     if (len2>0 && !(len1==1 && len2==1 && sameIdx==0))
1158         for(j=sameIdx;(tabStr1[j] != NULL); j++)
1159             if (*tabStr1[j]!='\\')
1160                 strcatW(relPath,back);
1161
1162     /* add items of the second path (similar items with the first path are not included) to the relativePath */
1163     for(j=sameIdx;tabStr2[j]!=NULL;j++)
1164         strcatW(relPath,tabStr2[j]);
1165
1166     res=CreateFileMoniker(relPath,ppmkRelPath);
1167
1168     free_stringtable(tabStr1);
1169     free_stringtable(tabStr2);
1170     CoTaskMemFree(str1);
1171     CoTaskMemFree(str2);
1172     HeapFree(GetProcessHeap(),0,relPath);
1173
1174     if (len1==0 || len2==0 || (len1==1 && len2==1 && sameIdx==0))
1175         return MK_S_HIM;
1176
1177     return res;
1178 }
1179
1180 /******************************************************************************
1181  *        FileMoniker_GetDisplayName
1182  */
1183 static HRESULT WINAPI
1184 FileMonikerImpl_GetDisplayName(IMoniker* iface, IBindCtx* pbc,
1185                                IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName)
1186 {
1187     FileMonikerImpl *This = impl_from_IMoniker(iface);
1188     int len=lstrlenW(This->filePathName);
1189
1190     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
1191
1192     if (ppszDisplayName==NULL)
1193         return E_POINTER;
1194
1195     if (pmkToLeft!=NULL)
1196         return E_INVALIDARG;
1197
1198     *ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(len+1));
1199     if (*ppszDisplayName==NULL)
1200         return E_OUTOFMEMORY;
1201
1202     strcpyW(*ppszDisplayName,This->filePathName);
1203
1204     TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
1205
1206     return S_OK;
1207 }
1208
1209 /******************************************************************************
1210  *        FileMoniker_ParseDisplayName
1211  */
1212 static HRESULT WINAPI
1213 FileMonikerImpl_ParseDisplayName(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
1214                      LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut)
1215 {
1216     FIXME("(%p,%p,%p,%p,%p,%p),stub!\n",iface,pbc,pmkToLeft,pszDisplayName,pchEaten,ppmkOut);
1217     return E_NOTIMPL;
1218 }
1219
1220 /******************************************************************************
1221  *        FileMoniker_IsSystemMoniker
1222  */
1223 static HRESULT WINAPI
1224 FileMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
1225 {
1226     TRACE("(%p,%p)\n",iface,pwdMksys);
1227
1228     if (!pwdMksys)
1229         return E_POINTER;
1230
1231     (*pwdMksys)=MKSYS_FILEMONIKER;
1232
1233     return S_OK;
1234 }
1235
1236 /*******************************************************************************
1237  *        FileMonikerIROTData_QueryInterface
1238  */
1239 static HRESULT WINAPI
1240 FileMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,VOID** ppvObject)
1241 {
1242
1243     FileMonikerImpl *This = impl_from_IROTData(iface);
1244
1245     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
1246
1247     return FileMonikerImpl_QueryInterface(&This->IMoniker_iface, riid, ppvObject);
1248 }
1249
1250 /***********************************************************************
1251  *        FileMonikerIROTData_AddRef
1252  */
1253 static ULONG WINAPI
1254 FileMonikerROTDataImpl_AddRef(IROTData *iface)
1255 {
1256     FileMonikerImpl *This = impl_from_IROTData(iface);
1257
1258     TRACE("(%p)\n",This);
1259
1260     return IMoniker_AddRef(&This->IMoniker_iface);
1261 }
1262
1263 /***********************************************************************
1264  *        FileMonikerIROTData_Release
1265  */
1266 static ULONG WINAPI
1267 FileMonikerROTDataImpl_Release(IROTData* iface)
1268 {
1269     FileMonikerImpl *This = impl_from_IROTData(iface);
1270
1271     TRACE("(%p)\n",This);
1272
1273     return FileMonikerImpl_Release(&This->IMoniker_iface);
1274 }
1275
1276 /******************************************************************************
1277  *        FileMonikerIROTData_GetComparisonData
1278  */
1279 static HRESULT WINAPI
1280 FileMonikerROTDataImpl_GetComparisonData(IROTData* iface, BYTE* pbData,
1281                                           ULONG cbMax, ULONG* pcbData)
1282 {
1283     FileMonikerImpl *This = impl_from_IROTData(iface);
1284     int len = strlenW(This->filePathName)+1;
1285     int i;
1286     LPWSTR pszFileName;
1287
1288     TRACE("(%p, %u, %p)\n", pbData, cbMax, pcbData);
1289
1290     *pcbData = sizeof(CLSID) + len * sizeof(WCHAR);
1291     if (cbMax < *pcbData)
1292         return E_OUTOFMEMORY;
1293
1294     memcpy(pbData, &CLSID_FileMoniker, sizeof(CLSID));
1295     pszFileName = (LPWSTR)(pbData+sizeof(CLSID));
1296     for (i = 0; i < len; i++)
1297         pszFileName[i] = toupperW(This->filePathName[i]);
1298
1299     return S_OK;
1300 }
1301
1302 /*
1303  * Virtual function table for the FileMonikerImpl class which include IPersist,
1304  * IPersistStream and IMoniker functions.
1305  */
1306 static const IMonikerVtbl VT_FileMonikerImpl =
1307 {
1308     FileMonikerImpl_QueryInterface,
1309     FileMonikerImpl_AddRef,
1310     FileMonikerImpl_Release,
1311     FileMonikerImpl_GetClassID,
1312     FileMonikerImpl_IsDirty,
1313     FileMonikerImpl_Load,
1314     FileMonikerImpl_Save,
1315     FileMonikerImpl_GetSizeMax,
1316     FileMonikerImpl_BindToObject,
1317     FileMonikerImpl_BindToStorage,
1318     FileMonikerImpl_Reduce,
1319     FileMonikerImpl_ComposeWith,
1320     FileMonikerImpl_Enum,
1321     FileMonikerImpl_IsEqual,
1322     FileMonikerImpl_Hash,
1323     FileMonikerImpl_IsRunning,
1324     FileMonikerImpl_GetTimeOfLastChange,
1325     FileMonikerImpl_Inverse,
1326     FileMonikerImpl_CommonPrefixWith,
1327     FileMonikerImpl_RelativePathTo,
1328     FileMonikerImpl_GetDisplayName,
1329     FileMonikerImpl_ParseDisplayName,
1330     FileMonikerImpl_IsSystemMoniker
1331 };
1332
1333 /* Virtual function table for the IROTData class. */
1334 static const IROTDataVtbl VT_ROTDataImpl =
1335 {
1336     FileMonikerROTDataImpl_QueryInterface,
1337     FileMonikerROTDataImpl_AddRef,
1338     FileMonikerROTDataImpl_Release,
1339     FileMonikerROTDataImpl_GetComparisonData
1340 };
1341
1342 /******************************************************************************
1343  *         FileMoniker_Construct (local function)
1344  */
1345 static HRESULT FileMonikerImpl_Construct(FileMonikerImpl* This, LPCOLESTR lpszPathName)
1346 {
1347     int nb=0,i;
1348     int sizeStr=lstrlenW(lpszPathName);
1349     LPOLESTR *tabStr=0;
1350     static const WCHAR twoPoint[]={'.','.',0};
1351     static const WCHAR bkSlash[]={'\\',0};
1352     BOOL addBkSlash;
1353
1354     TRACE("(%p,%s)\n",This,debugstr_w(lpszPathName));
1355
1356     /* Initialize the virtual function table. */
1357     This->IMoniker_iface.lpVtbl = &VT_FileMonikerImpl;
1358     This->IROTData_iface.lpVtbl = &VT_ROTDataImpl;
1359     This->ref          = 0;
1360     This->pMarshal     = NULL;
1361
1362     This->filePathName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr+1));
1363
1364     if (This->filePathName==NULL)
1365         return E_OUTOFMEMORY;
1366
1367     strcpyW(This->filePathName,lpszPathName);
1368
1369     nb=FileMonikerImpl_DecomposePath(This->filePathName,&tabStr);
1370
1371     if (nb > 0 ){
1372
1373         addBkSlash = TRUE;
1374         if (lstrcmpW(tabStr[0],twoPoint)!=0)
1375             addBkSlash = FALSE;
1376         else
1377             for(i=0;i<nb;i++){
1378
1379                 if ( (lstrcmpW(tabStr[i],twoPoint)!=0) && (lstrcmpW(tabStr[i],bkSlash)!=0) ){
1380                     addBkSlash = FALSE;
1381                     break;
1382                 }
1383                 else
1384
1385                     if (lstrcmpW(tabStr[i],bkSlash)==0 && i<nb-1 && lstrcmpW(tabStr[i+1],bkSlash)==0){
1386                         *tabStr[i]=0;
1387                         sizeStr--;
1388                         addBkSlash = FALSE;
1389                         break;
1390                     }
1391             }
1392
1393         if (lstrcmpW(tabStr[nb-1],bkSlash)==0)
1394             addBkSlash = FALSE;
1395
1396         This->filePathName=HeapReAlloc(GetProcessHeap(),0,This->filePathName,(sizeStr+1)*sizeof(WCHAR));
1397
1398         *This->filePathName=0;
1399
1400         for(i=0;tabStr[i]!=NULL;i++)
1401             strcatW(This->filePathName,tabStr[i]);
1402
1403         if (addBkSlash)
1404             strcatW(This->filePathName,bkSlash);
1405     }
1406
1407     free_stringtable(tabStr);
1408
1409     return S_OK;
1410 }
1411
1412 /******************************************************************************
1413  *        CreateFileMoniker (OLE32.@)
1414  ******************************************************************************/
1415 HRESULT WINAPI CreateFileMoniker(LPCOLESTR lpszPathName, IMoniker **ppmk)
1416 {
1417     FileMonikerImpl* newFileMoniker;
1418     HRESULT  hr;
1419
1420     TRACE("(%s,%p)\n",debugstr_w(lpszPathName),ppmk);
1421
1422     if (!ppmk)
1423         return E_POINTER;
1424
1425     if(!lpszPathName)
1426         return MK_E_SYNTAX;
1427
1428     *ppmk=NULL;
1429
1430     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1431
1432     if (!newFileMoniker)
1433         return E_OUTOFMEMORY;
1434
1435     hr = FileMonikerImpl_Construct(newFileMoniker,lpszPathName);
1436
1437     if (SUCCEEDED(hr))
1438         hr = IMoniker_QueryInterface(&newFileMoniker->IMoniker_iface,&IID_IMoniker,(void**)ppmk);
1439     else
1440         HeapFree(GetProcessHeap(),0,newFileMoniker);
1441
1442     return hr;
1443 }
1444
1445 /* find a character from a set in reverse without the string having to be null-terminated */
1446 static inline WCHAR *memrpbrkW(const WCHAR *ptr, size_t n, const WCHAR *accept)
1447 {
1448     const WCHAR *end, *ret = NULL;
1449     for (end = ptr + n; ptr < end; ptr++) if (strchrW(accept, *ptr)) ret = ptr;
1450     return (WCHAR *)ret;
1451 }
1452
1453 HRESULT FileMoniker_CreateFromDisplayName(LPBC pbc, LPCOLESTR szDisplayName,
1454                                           LPDWORD pchEaten, IMoniker **ppmk)
1455 {
1456     LPCWSTR end;
1457     static const WCHAR wszSeparators[] = {':','\\','/','!',0};
1458
1459     for (end = szDisplayName + strlenW(szDisplayName);
1460          end && (end != szDisplayName);
1461          end = memrpbrkW(szDisplayName, end - szDisplayName, wszSeparators))
1462     {
1463         HRESULT hr;
1464         IRunningObjectTable *rot;
1465         IMoniker *file_moniker;
1466         LPWSTR file_display_name;
1467         LPWSTR full_path_name;
1468         DWORD full_path_name_len;
1469         int len = end - szDisplayName;
1470
1471         file_display_name = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1472         if (!file_display_name) return E_OUTOFMEMORY;
1473         memcpy(file_display_name, szDisplayName, len * sizeof(WCHAR));
1474         file_display_name[len] = '\0';
1475
1476         hr = CreateFileMoniker(file_display_name, &file_moniker);
1477         if (FAILED(hr))
1478         {
1479             HeapFree(GetProcessHeap(), 0, file_display_name);
1480             return hr;
1481         }
1482
1483         hr = IBindCtx_GetRunningObjectTable(pbc, &rot);
1484         if (FAILED(hr))
1485         {
1486             HeapFree(GetProcessHeap(), 0, file_display_name);
1487             IMoniker_Release(file_moniker);
1488             return hr;
1489         }
1490
1491         hr = IRunningObjectTable_IsRunning(rot, file_moniker);
1492         IRunningObjectTable_Release(rot);
1493         if (FAILED(hr))
1494         {
1495             HeapFree(GetProcessHeap(), 0, file_display_name);
1496             IMoniker_Release(file_moniker);
1497             return hr;
1498         }
1499         if (hr == S_OK)
1500         {
1501             TRACE("found running file moniker for %s\n", debugstr_w(file_display_name));
1502             *pchEaten = len;
1503             *ppmk = file_moniker;
1504             HeapFree(GetProcessHeap(), 0, file_display_name);
1505             return S_OK;
1506         }
1507
1508         full_path_name_len = GetFullPathNameW(file_display_name, 0, NULL, NULL);
1509         if (!full_path_name_len)
1510         {
1511             HeapFree(GetProcessHeap(), 0, file_display_name);
1512             IMoniker_Release(file_moniker);
1513             return MK_E_SYNTAX;
1514         }
1515         full_path_name = HeapAlloc(GetProcessHeap(), 0, full_path_name_len * sizeof(WCHAR));
1516         if (!full_path_name)
1517         {
1518             HeapFree(GetProcessHeap(), 0, file_display_name);
1519             IMoniker_Release(file_moniker);
1520             return E_OUTOFMEMORY;
1521         }
1522         GetFullPathNameW(file_display_name, full_path_name_len, full_path_name, NULL);
1523
1524         if (GetFileAttributesW(full_path_name) == INVALID_FILE_ATTRIBUTES)
1525             TRACE("couldn't open file %s\n", debugstr_w(full_path_name));
1526         else
1527         {
1528             TRACE("got file moniker for %s\n", debugstr_w(szDisplayName));
1529             *pchEaten = len;
1530             *ppmk = file_moniker;
1531             HeapFree(GetProcessHeap(), 0, file_display_name);
1532             HeapFree(GetProcessHeap(), 0, full_path_name);
1533             return S_OK;
1534         }
1535         HeapFree(GetProcessHeap(), 0, file_display_name);
1536         HeapFree(GetProcessHeap(), 0, full_path_name);
1537         IMoniker_Release(file_moniker);
1538     }
1539
1540     return MK_E_CANTOPENFILE;
1541 }
1542
1543
1544 static HRESULT WINAPI FileMonikerCF_QueryInterface(LPCLASSFACTORY iface,
1545                                                   REFIID riid, LPVOID *ppv)
1546 {
1547     *ppv = NULL;
1548     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
1549     {
1550         *ppv = iface;
1551         IClassFactory_AddRef(iface);
1552         return S_OK;
1553     }
1554     return E_NOINTERFACE;
1555 }
1556
1557 static ULONG WINAPI FileMonikerCF_AddRef(LPCLASSFACTORY iface)
1558 {
1559     return 2; /* non-heap based object */
1560 }
1561
1562 static ULONG WINAPI FileMonikerCF_Release(LPCLASSFACTORY iface)
1563 {
1564     return 1; /* non-heap based object */
1565 }
1566
1567 static HRESULT WINAPI FileMonikerCF_CreateInstance(LPCLASSFACTORY iface,
1568     LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv)
1569 {
1570     FileMonikerImpl* newFileMoniker;
1571     HRESULT  hr;
1572     static const WCHAR wszEmpty[] = { 0 };
1573
1574     TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
1575
1576     *ppv = NULL;
1577
1578     if (pUnk)
1579         return CLASS_E_NOAGGREGATION;
1580
1581     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1582     if (!newFileMoniker)
1583         return E_OUTOFMEMORY;
1584
1585     hr = FileMonikerImpl_Construct(newFileMoniker, wszEmpty);
1586
1587     if (SUCCEEDED(hr))
1588         hr = IMoniker_QueryInterface(&newFileMoniker->IMoniker_iface, riid, ppv);
1589     if (FAILED(hr))
1590         HeapFree(GetProcessHeap(),0,newFileMoniker);
1591
1592     return hr;
1593 }
1594
1595 static HRESULT WINAPI FileMonikerCF_LockServer(LPCLASSFACTORY iface, BOOL fLock)
1596 {
1597     FIXME("(%d), stub!\n",fLock);
1598     return S_OK;
1599 }
1600
1601 static const IClassFactoryVtbl FileMonikerCFVtbl =
1602 {
1603     FileMonikerCF_QueryInterface,
1604     FileMonikerCF_AddRef,
1605     FileMonikerCF_Release,
1606     FileMonikerCF_CreateInstance,
1607     FileMonikerCF_LockServer
1608 };
1609 static const IClassFactoryVtbl *FileMonikerCF = &FileMonikerCFVtbl;
1610
1611 HRESULT FileMonikerCF_Create(REFIID riid, LPVOID *ppv)
1612 {
1613     return IClassFactory_QueryInterface((IClassFactory *)&FileMonikerCF, riid, ppv);
1614 }