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 /******************************************************************************
 661  *        FileMoniker_ComposeWith
 662  */
 663 static HRESULT WINAPI
 664 FileMonikerImpl_ComposeWith(IMoniker* iface, IMoniker* pmkRight,
 665                             BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite)
 666 {
 667     HRESULT res;
 668     LPOLESTR str1=0,str2=0,*strDec1=0,*strDec2=0,newStr=0;
 669     static const WCHAR twoPoint[]={'.','.',0};
 670     static const WCHAR bkSlash[]={'\\',0};
 671     IBindCtx *bind=0;
 672     int i=0,j=0,lastIdx1=0,lastIdx2=0;
 673     DWORD mkSys;
 674
 675     TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
 676
 677     if (ppmkComposite==NULL)
 678         return E_POINTER;
 679
 680     if (pmkRight==NULL)
 681         return E_INVALIDARG;
 682
 683     *ppmkComposite=0;
 684
 685     IMoniker_IsSystemMoniker(pmkRight,&mkSys);
 686
 687     /* check if we have two FileMonikers to compose or not */
 688     if(mkSys==MKSYS_FILEMONIKER){
 689
 690         CreateBindCtx(0,&bind);
 691
 692         IMoniker_GetDisplayName(iface,bind,NULL,&str1);
 693         IMoniker_GetDisplayName(pmkRight,bind,NULL,&str2);
 694
 695         /* decompose pathnames of the two monikers : (to prepare the path merge operation ) */
 696         lastIdx1=FileMonikerImpl_DecomposePath(str1,&strDec1)-1;
 697         lastIdx2=FileMonikerImpl_DecomposePath(str2,&strDec2)-1;
 698
 699         if ((lastIdx1==-1 && lastIdx2>-1)||(lastIdx1==1 && lstrcmpW(strDec1[0],twoPoint)==0))
 700             return MK_E_SYNTAX;
 701
 702         if(lstrcmpW(strDec1[lastIdx1],bkSlash)==0)
 703             lastIdx1--;
 704
 705         /* for etch "..\" in the left of str2 remove the right element from str1 */
 706         for(i=0; ( (lastIdx1>=0) && (strDec2[i]!=NULL) && (lstrcmpW(strDec2[i],twoPoint)==0) ) ;i+=2){
 707
 708             lastIdx1-=2;
 709         }
 710
 711         /* the length of the composed path string  is raised by the sum of the two paths lengths  */
 712         newStr=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(lstrlenW(str1)+lstrlenW(str2)+1));
 713
 714           if (newStr==NULL)
 715                 return E_OUTOFMEMORY;
 716
 717         /* new path is the concatenation of the rest of str1 and str2 */
 718         for(*newStr=0,j=0;j<=lastIdx1;j++)
 719             strcatW(newStr,strDec1[j]);
 720
 721         if ((strDec2[i]==NULL && lastIdx1>-1 && lastIdx2>-1) || lstrcmpW(strDec2[i],bkSlash)!=0)
 722             strcatW(newStr,bkSlash);
 723
 724         for(j=i;j<=lastIdx2;j++)
 725             strcatW(newStr,strDec2[j]);
 726
 727         /* create a new moniker with the new string */
 728         res=CreateFileMoniker(newStr,ppmkComposite);
 729
 730         /* free all strings space memory used by this function */
 731         HeapFree(GetProcessHeap(),0,newStr);
 732
 733         for(i=0; strDec1[i]!=NULL;i++)
 734             CoTaskMemFree(strDec1[i]);
 735         for(i=0; strDec2[i]!=NULL;i++)
 736             CoTaskMemFree(strDec2[i]);
 737         CoTaskMemFree(strDec1);
 738         CoTaskMemFree(strDec2);
 739
 740         CoTaskMemFree(str1);
 741         CoTaskMemFree(str2);
 742
 743         return res;
 744     }
 745     else if(mkSys==MKSYS_ANTIMONIKER){
 746
 747         *ppmkComposite=NULL;
 748         return S_OK;
 749     }
 750     else if (fOnlyIfNotGeneric){
 751
 752         *ppmkComposite=NULL;
 753         return MK_E_NEEDGENERIC;
 754     }
 755     else
 756
 757         return CreateGenericComposite(iface,pmkRight,ppmkComposite);
 758 }
 759
 760 /******************************************************************************
 761  *        FileMoniker_Enum
 762  */
 763 static HRESULT WINAPI
 764 FileMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
 765 {
 766     TRACE("(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
 767
 768     if (ppenumMoniker == NULL)
 769         return E_POINTER;
 770
 771     *ppenumMoniker = NULL;
 772
 773     return S_OK;
 774 }
 775
 776 /******************************************************************************
 777  *        FileMoniker_IsEqual
 778  */
 779 static HRESULT WINAPI
 780 FileMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
 781 {
 782     FileMonikerImpl *This = impl_from_IMoniker(iface);
 783     CLSID clsid;
 784     LPOLESTR filePath;
 785     IBindCtx* bind;
 786     HRESULT res;
 787
 788     TRACE("(%p,%p)\n",iface,pmkOtherMoniker);
 789
 790     if (pmkOtherMoniker==NULL)
 791         return S_FALSE;
 792
 793     IMoniker_GetClassID(pmkOtherMoniker,&clsid);
 794
 795     if (!IsEqualCLSID(&clsid,&CLSID_FileMoniker))
 796         return S_FALSE;
 797
 798     res = CreateBindCtx(0,&bind);
 799     if (FAILED(res)) return res;
 800
 801     res = S_FALSE;
 802     if (SUCCEEDED(IMoniker_GetDisplayName(pmkOtherMoniker,bind,NULL,&filePath))) {
 803         if (!lstrcmpiW(filePath, This->filePathName))
 804             res = S_OK;
 805         CoTaskMemFree(filePath);
 806     }
 807
 808     IBindCtx_Release(bind);
 809     return res;
 810 }
 811
 812 /******************************************************************************
 813  *        FileMoniker_Hash
 814  */
 815 static HRESULT WINAPI
 816 FileMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
 817 {
 818     FileMonikerImpl *This = impl_from_IMoniker(iface);
 819     int  h = 0,i,skip,len;
 820     int  off = 0;
 821     LPOLESTR val;
 822
 823     if (pdwHash==NULL)
 824         return E_POINTER;
 825
 826     val =  This->filePathName;
 827     len = lstrlenW(val);
 828
 829     if (len < 16) {
 830         for (i = len ; i > 0; i--) {
 831             h = (h * 37) + val[off++];
 832         }
 833     } else {
 834         /* only sample some characters */
 835         skip = len / 8;
 836         for (i = len ; i > 0; i -= skip, off += skip) {
 837             h = (h * 39) + val[off];
 838         }
 839     }
 840
 841     *pdwHash=h;
 842
 843     return S_OK;
 844 }
 845
 846 /******************************************************************************
 847  *        FileMoniker_IsRunning
 848  */
 849 static HRESULT WINAPI
 850 FileMonikerImpl_IsRunning(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
 851                           IMoniker* pmkNewlyRunning)
 852 {
 853     IRunningObjectTable* rot;
 854     HRESULT res;
 855
 856     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
 857
 858     if ( (pmkNewlyRunning!=NULL) && (IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK) )
 859         return S_OK;
 860
 861     if (pbc==NULL)
 862         return E_POINTER;
 863
 864     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 865
 866     if (FAILED(res))
 867         return res;
 868
 869     res = IRunningObjectTable_IsRunning(rot,iface);
 870
 871     IRunningObjectTable_Release(rot);
 872
 873     return res;
 874 }
 875
 876 /******************************************************************************
 877  *        FileMoniker_GetTimeOfLastChange
 878  ******************************************************************************/
 879 static HRESULT WINAPI
 880 FileMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc,
 881                                     IMoniker* pmkToLeft, FILETIME* pFileTime)
 882 {
 883     FileMonikerImpl *This = impl_from_IMoniker(iface);
 884     IRunningObjectTable* rot;
 885     HRESULT res;
 886     WIN32_FILE_ATTRIBUTE_DATA info;
 887
 888     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pFileTime);
 889
 890     if (pFileTime==NULL)
 891         return E_POINTER;
 892
 893     if (pmkToLeft!=NULL)
 894         return E_INVALIDARG;
 895
 896     res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 897
 898     if (FAILED(res))
 899         return res;
 900
 901     res= IRunningObjectTable_GetTimeOfLastChange(rot,iface,pFileTime);
 902
 903     if (FAILED(res)){ /* the moniker is not registered */
 904
 905         if (!GetFileAttributesExW(This->filePathName,GetFileExInfoStandard,&info))
 906             return MK_E_NOOBJECT;
 907
 908         *pFileTime=info.ftLastWriteTime;
 909     }
 910
 911     return S_OK;
 912 }
 913
 914 /******************************************************************************
 915  *        FileMoniker_Inverse
 916  */
 917 static HRESULT WINAPI
 918 FileMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
 919 {
 920     TRACE("(%p,%p)\n",iface,ppmk);
 921
 922     return CreateAntiMoniker(ppmk);
 923 }
 924
 925 /******************************************************************************
 926  *        FileMoniker_CommonPrefixWith
 927  */
 928 static HRESULT WINAPI
 929 FileMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
 930 {
 931
 932     LPOLESTR pathThis,pathOther,*stringTable1,*stringTable2,commonPath;
 933     IBindCtx *pbind;
 934     DWORD mkSys;
 935     ULONG nb1,nb2,i,sameIdx;
 936     BOOL machimeNameCase=FALSE;
 937
 938     if (ppmkPrefix==NULL)
 939         return E_POINTER;
 940
 941     if (pmkOther==NULL)
 942         return E_INVALIDARG;
 943
 944     *ppmkPrefix=0;
 945
 946     /* check if we have the same type of moniker */
 947     IMoniker_IsSystemMoniker(pmkOther,&mkSys);
 948
 949     if(mkSys==MKSYS_FILEMONIKER){
 950         HRESULT ret;
 951
 952         ret = CreateBindCtx(0,&pbind);
 953         if (FAILED(ret))
 954             return ret;
 955
 956         /* create a string based on common part of the two paths */
 957
 958         ret = IMoniker_GetDisplayName(iface,pbind,NULL,&pathThis);
 959         if (FAILED(ret))
 960             return ret;
 961         ret = IMoniker_GetDisplayName(pmkOther,pbind,NULL,&pathOther);
 962         if (FAILED(ret))
 963             return ret;
 964
 965         nb1=FileMonikerImpl_DecomposePath(pathThis,&stringTable1);
 966         if (FAILED(nb1))
 967             return nb1;
 968         nb2=FileMonikerImpl_DecomposePath(pathOther,&stringTable2);
 969         if (FAILED(nb2))
 970             return nb2;
 971
 972         if (nb1==0 || nb2==0)
 973             return MK_E_NOPREFIX;
 974
 975         commonPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(min(lstrlenW(pathThis),lstrlenW(pathOther))+1));
 976         if (!commonPath)
 977             return E_OUTOFMEMORY;
 978
 979         *commonPath=0;
 980
 981         for(sameIdx=0; ( (stringTable1[sameIdx]!=NULL) &&
 982                          (stringTable2[sameIdx]!=NULL) &&
 983                          (lstrcmpiW(stringTable1[sameIdx],stringTable2[sameIdx])==0)); sameIdx++);
 984
 985         if (sameIdx > 1 && *stringTable1[0]=='\\' && *stringTable2[1]=='\\'){
 986
 987             machimeNameCase=TRUE;
 988
 989             for(i=2;i<sameIdx;i++)
 990
 991                 if( (*stringTable1[i]=='\\') && (i+1 < sameIdx) && (*stringTable1[i+1]=='\\') ){
 992                     machimeNameCase=FALSE;
 993                     break;
 994             }
 995         }
 996
 997         if (machimeNameCase && *stringTable1[sameIdx-1]=='\\')
 998             sameIdx--;
 999
1000         if (machimeNameCase && (sameIdx<=3) && (nb1 > 3 || nb2 > 3) )
1001             ret = MK_E_NOPREFIX;
1002         else
1003         {
1004             for(i=0;i<sameIdx;i++)
1005                 strcatW(commonPath,stringTable1[i]);
1006
1007             for(i=0;i<nb1;i++)
1008                 CoTaskMemFree(stringTable1[i]);
1009
1010             CoTaskMemFree(stringTable1);
1011
1012             for(i=0;i<nb2;i++)
1013                 CoTaskMemFree(stringTable2[i]);
1014
1015             CoTaskMemFree(stringTable2);
1016
1017             ret = CreateFileMoniker(commonPath,ppmkPrefix);
1018         }
1019         HeapFree(GetProcessHeap(),0,commonPath);
1020         return ret;
1021     }
1022     else
1023         return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
1024 }
1025
1026 /******************************************************************************
1027  *        DecomposePath (local function)
1028  */
1029 int FileMonikerImpl_DecomposePath(LPCOLESTR str, LPOLESTR** stringTable)
1030 {
1031     static const WCHAR bSlash[] = {'\\',0};
1032     LPOLESTR word;
1033     int i=0,j,tabIndex=0, ret=0;
1034     LPOLESTR *strgtable ;
1035
1036     int len=lstrlenW(str);
1037
1038     TRACE("%s, %p\n", debugstr_w(str), *stringTable);
1039
1040     strgtable = CoTaskMemAlloc((len + 1)*sizeof(*strgtable));
1041
1042     if (strgtable==NULL)
1043         return E_OUTOFMEMORY;
1044
1045     word = CoTaskMemAlloc((len + 1)*sizeof(WCHAR));
1046
1047     if (word==NULL)
1048     {
1049         ret = E_OUTOFMEMORY;
1050         goto lend;
1051     }
1052
1053     while(str[i]!=0){
1054
1055         if(str[i]==bSlash[0]){
1056
1057             strgtable[tabIndex]=CoTaskMemAlloc(2*sizeof(WCHAR));
1058
1059             if (strgtable[tabIndex]==NULL)
1060             {
1061                 ret = E_OUTOFMEMORY;
1062                 goto lend;
1063             }
1064
1065             strcpyW(strgtable[tabIndex++],bSlash);
1066
1067             i++;
1068
1069         }
1070         else {
1071
1072             for(j=0; str[i]!=0 && str[i]!=bSlash[0] ; i++,j++)
1073                 word[j]=str[i];
1074
1075             word[j]=0;
1076
1077             strgtable[tabIndex]=CoTaskMemAlloc(sizeof(WCHAR)*(j+1));
1078
1079             if (strgtable[tabIndex]==NULL)
1080             {
1081                 ret = E_OUTOFMEMORY;
1082                 goto lend;
1083             }
1084
1085             strcpyW(strgtable[tabIndex++],word);
1086         }
1087     }
1088     strgtable[tabIndex]=NULL;
1089
1090     *stringTable=strgtable;
1091
1092     ret = tabIndex;
1093
1094 lend:
1095     if (ret < 0)
1096     {
1097         for (i = 0; i < tabIndex; i++)
1098             CoTaskMemFree(strgtable[i]);
1099
1100         CoTaskMemFree(strgtable);
1101     }
1102
1103     if (word)
1104         CoTaskMemFree(word);
1105
1106     return ret;
1107 }
1108
1109 /******************************************************************************
1110  *        FileMoniker_RelativePathTo
1111  */
1112 static HRESULT WINAPI
1113 FileMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
1114 {
1115     IBindCtx *bind;
1116     HRESULT res;
1117     LPOLESTR str1=0,str2=0,*tabStr1=0,*tabStr2=0,relPath=0;
1118     DWORD len1=0,len2=0,sameIdx=0,j=0;
1119     static const WCHAR back[] ={'.','.','\\',0};
1120
1121     TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
1122
1123     if (ppmkRelPath==NULL)
1124         return E_POINTER;
1125
1126     if (pmOther==NULL)
1127         return E_INVALIDARG;
1128
1129     res=CreateBindCtx(0,&bind);
1130     if (FAILED(res))
1131         return res;
1132
1133     res=IMoniker_GetDisplayName(iface,bind,NULL,&str1);
1134     if (FAILED(res))
1135         return res;
1136     res=IMoniker_GetDisplayName(pmOther,bind,NULL,&str2);
1137     if (FAILED(res))
1138         return res;
1139
1140     len1=FileMonikerImpl_DecomposePath(str1,&tabStr1);
1141     len2=FileMonikerImpl_DecomposePath(str2,&tabStr2);
1142
1143     if (FAILED(len1) || FAILED(len2))
1144         return E_OUTOFMEMORY;
1145
1146     /* count the number of similar items from the begin of the two paths */
1147     for(sameIdx=0; ( (tabStr1[sameIdx]!=NULL) &&
1148                    (tabStr2[sameIdx]!=NULL) &&
1149                (lstrcmpiW(tabStr1[sameIdx],tabStr2[sameIdx])==0)); sameIdx++);
1150
1151     /* begin the construction of relativePath */
1152     /* if the two paths have a consecutive similar item from the begin ! the relativePath will be composed */
1153     /* by "..\\" in the begin */
1154     relPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(1+lstrlenW(str1)+lstrlenW(str2)));
1155
1156     *relPath=0;
1157
1158     if (len2>0 && !(len1==1 && len2==1 && sameIdx==0))
1159         for(j=sameIdx;(tabStr1[j] != NULL); j++)
1160             if (*tabStr1[j]!='\\')
1161                 strcatW(relPath,back);
1162
1163     /* add items of the second path (similar items with the first path are not included) to the relativePath */
1164     for(j=sameIdx;tabStr2[j]!=NULL;j++)
1165         strcatW(relPath,tabStr2[j]);
1166
1167     res=CreateFileMoniker(relPath,ppmkRelPath);
1168
1169     for(j=0; tabStr1[j]!=NULL;j++)
1170         CoTaskMemFree(tabStr1[j]);
1171     for(j=0; tabStr2[j]!=NULL;j++)
1172         CoTaskMemFree(tabStr2[j]);
1173     CoTaskMemFree(tabStr1);
1174     CoTaskMemFree(tabStr2);
1175     CoTaskMemFree(str1);
1176     CoTaskMemFree(str2);
1177     HeapFree(GetProcessHeap(),0,relPath);
1178
1179     if (len1==0 || len2==0 || (len1==1 && len2==1 && sameIdx==0))
1180         return MK_S_HIM;
1181
1182     return res;
1183 }
1184
1185 /******************************************************************************
1186  *        FileMoniker_GetDisplayName
1187  */
1188 static HRESULT WINAPI
1189 FileMonikerImpl_GetDisplayName(IMoniker* iface, IBindCtx* pbc,
1190                                IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName)
1191 {
1192     FileMonikerImpl *This = impl_from_IMoniker(iface);
1193     int len=lstrlenW(This->filePathName);
1194
1195     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
1196
1197     if (ppszDisplayName==NULL)
1198         return E_POINTER;
1199
1200     if (pmkToLeft!=NULL)
1201         return E_INVALIDARG;
1202
1203     *ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(len+1));
1204     if (*ppszDisplayName==NULL)
1205         return E_OUTOFMEMORY;
1206
1207     strcpyW(*ppszDisplayName,This->filePathName);
1208
1209     TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
1210
1211     return S_OK;
1212 }
1213
1214 /******************************************************************************
1215  *        FileMoniker_ParseDisplayName
1216  */
1217 static HRESULT WINAPI
1218 FileMonikerImpl_ParseDisplayName(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft,
1219                      LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut)
1220 {
1221     FIXME("(%p,%p,%p,%p,%p,%p),stub!\n",iface,pbc,pmkToLeft,pszDisplayName,pchEaten,ppmkOut);
1222     return E_NOTIMPL;
1223 }
1224
1225 /******************************************************************************
1226  *        FileMoniker_IsSystemMoniker
1227  */
1228 static HRESULT WINAPI
1229 FileMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
1230 {
1231     TRACE("(%p,%p)\n",iface,pwdMksys);
1232
1233     if (!pwdMksys)
1234         return E_POINTER;
1235
1236     (*pwdMksys)=MKSYS_FILEMONIKER;
1237
1238     return S_OK;
1239 }
1240
1241 /*******************************************************************************
1242  *        FileMonikerIROTData_QueryInterface
1243  */
1244 static HRESULT WINAPI
1245 FileMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,VOID** ppvObject)
1246 {
1247
1248     FileMonikerImpl *This = impl_from_IROTData(iface);
1249
1250     TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
1251
1252     return FileMonikerImpl_QueryInterface(&This->IMoniker_iface, riid, ppvObject);
1253 }
1254
1255 /***********************************************************************
1256  *        FileMonikerIROTData_AddRef
1257  */
1258 static ULONG WINAPI
1259 FileMonikerROTDataImpl_AddRef(IROTData *iface)
1260 {
1261     FileMonikerImpl *This = impl_from_IROTData(iface);
1262
1263     TRACE("(%p)\n",This);
1264
1265     return IMoniker_AddRef(&This->IMoniker_iface);
1266 }
1267
1268 /***********************************************************************
1269  *        FileMonikerIROTData_Release
1270  */
1271 static ULONG WINAPI
1272 FileMonikerROTDataImpl_Release(IROTData* iface)
1273 {
1274     FileMonikerImpl *This = impl_from_IROTData(iface);
1275
1276     TRACE("(%p)\n",This);
1277
1278     return FileMonikerImpl_Release(&This->IMoniker_iface);
1279 }
1280
1281 /******************************************************************************
1282  *        FileMonikerIROTData_GetComparisonData
1283  */
1284 static HRESULT WINAPI
1285 FileMonikerROTDataImpl_GetComparisonData(IROTData* iface, BYTE* pbData,
1286                                           ULONG cbMax, ULONG* pcbData)
1287 {
1288     FileMonikerImpl *This = impl_from_IROTData(iface);
1289     int len = strlenW(This->filePathName)+1;
1290     int i;
1291     LPWSTR pszFileName;
1292
1293     TRACE("(%p, %u, %p)\n", pbData, cbMax, pcbData);
1294
1295     *pcbData = sizeof(CLSID) + len * sizeof(WCHAR);
1296     if (cbMax < *pcbData)
1297         return E_OUTOFMEMORY;
1298
1299     memcpy(pbData, &CLSID_FileMoniker, sizeof(CLSID));
1300     pszFileName = (LPWSTR)(pbData+sizeof(CLSID));
1301     for (i = 0; i < len; i++)
1302         pszFileName[i] = toupperW(This->filePathName[i]);
1303
1304     return S_OK;
1305 }
1306
1307 /*
1308  * Virtual function table for the FileMonikerImpl class which include IPersist,
1309  * IPersistStream and IMoniker functions.
1310  */
1311 static const IMonikerVtbl VT_FileMonikerImpl =
1312 {
1313     FileMonikerImpl_QueryInterface,
1314     FileMonikerImpl_AddRef,
1315     FileMonikerImpl_Release,
1316     FileMonikerImpl_GetClassID,
1317     FileMonikerImpl_IsDirty,
1318     FileMonikerImpl_Load,
1319     FileMonikerImpl_Save,
1320     FileMonikerImpl_GetSizeMax,
1321     FileMonikerImpl_BindToObject,
1322     FileMonikerImpl_BindToStorage,
1323     FileMonikerImpl_Reduce,
1324     FileMonikerImpl_ComposeWith,
1325     FileMonikerImpl_Enum,
1326     FileMonikerImpl_IsEqual,
1327     FileMonikerImpl_Hash,
1328     FileMonikerImpl_IsRunning,
1329     FileMonikerImpl_GetTimeOfLastChange,
1330     FileMonikerImpl_Inverse,
1331     FileMonikerImpl_CommonPrefixWith,
1332     FileMonikerImpl_RelativePathTo,
1333     FileMonikerImpl_GetDisplayName,
1334     FileMonikerImpl_ParseDisplayName,
1335     FileMonikerImpl_IsSystemMoniker
1336 };
1337
1338 /* Virtual function table for the IROTData class. */
1339 static const IROTDataVtbl VT_ROTDataImpl =
1340 {
1341     FileMonikerROTDataImpl_QueryInterface,
1342     FileMonikerROTDataImpl_AddRef,
1343     FileMonikerROTDataImpl_Release,
1344     FileMonikerROTDataImpl_GetComparisonData
1345 };
1346
1347 /******************************************************************************
1348  *         FileMoniker_Construct (local function)
1349  */
1350 static HRESULT FileMonikerImpl_Construct(FileMonikerImpl* This, LPCOLESTR lpszPathName)
1351 {
1352     int nb=0,i;
1353     int sizeStr=lstrlenW(lpszPathName);
1354     LPOLESTR *tabStr=0;
1355     static const WCHAR twoPoint[]={'.','.',0};
1356     static const WCHAR bkSlash[]={'\\',0};
1357     BYTE addBkSlash;
1358
1359     TRACE("(%p,%s)\n",This,debugstr_w(lpszPathName));
1360
1361     /* Initialize the virtual function table. */
1362     This->IMoniker_iface.lpVtbl = &VT_FileMonikerImpl;
1363     This->IROTData_iface.lpVtbl = &VT_ROTDataImpl;
1364     This->ref          = 0;
1365     This->pMarshal     = NULL;
1366
1367     This->filePathName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr+1));
1368
1369     if (This->filePathName==NULL)
1370         return E_OUTOFMEMORY;
1371
1372     strcpyW(This->filePathName,lpszPathName);
1373
1374     nb=FileMonikerImpl_DecomposePath(This->filePathName,&tabStr);
1375
1376     if (nb > 0 ){
1377
1378         addBkSlash=1;
1379         if (lstrcmpW(tabStr[0],twoPoint)!=0)
1380             addBkSlash=0;
1381         else
1382             for(i=0;i<nb;i++){
1383
1384                 if ( (lstrcmpW(tabStr[i],twoPoint)!=0) && (lstrcmpW(tabStr[i],bkSlash)!=0) ){
1385                     addBkSlash=0;
1386                     break;
1387                 }
1388                 else
1389
1390                     if (lstrcmpW(tabStr[i],bkSlash)==0 && i<nb-1 && lstrcmpW(tabStr[i+1],bkSlash)==0){
1391                         *tabStr[i]=0;
1392                         sizeStr--;
1393                         addBkSlash=0;
1394                         break;
1395                     }
1396             }
1397
1398         if (lstrcmpW(tabStr[nb-1],bkSlash)==0)
1399             addBkSlash=0;
1400
1401         This->filePathName=HeapReAlloc(GetProcessHeap(),0,This->filePathName,(sizeStr+1)*sizeof(WCHAR));
1402
1403         *This->filePathName=0;
1404
1405         for(i=0;tabStr[i]!=NULL;i++)
1406             strcatW(This->filePathName,tabStr[i]);
1407
1408         if (addBkSlash)
1409             strcatW(This->filePathName,bkSlash);
1410     }
1411
1412     for(i=0; tabStr[i]!=NULL;i++)
1413         CoTaskMemFree(tabStr[i]);
1414     CoTaskMemFree(tabStr);
1415
1416     return S_OK;
1417 }
1418
1419 /******************************************************************************
1420  *        CreateFileMoniker (OLE32.@)
1421  ******************************************************************************/
1422 HRESULT WINAPI CreateFileMoniker(LPCOLESTR lpszPathName, IMoniker **ppmk)
1423 {
1424     FileMonikerImpl* newFileMoniker;
1425     HRESULT  hr;
1426
1427     TRACE("(%s,%p)\n",debugstr_w(lpszPathName),ppmk);
1428
1429     if (!ppmk)
1430         return E_POINTER;
1431
1432     if(!lpszPathName)
1433         return MK_E_SYNTAX;
1434
1435     *ppmk=NULL;
1436
1437     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1438
1439     if (!newFileMoniker)
1440         return E_OUTOFMEMORY;
1441
1442     hr = FileMonikerImpl_Construct(newFileMoniker,lpszPathName);
1443
1444     if (SUCCEEDED(hr))
1445         hr = IMoniker_QueryInterface(&newFileMoniker->IMoniker_iface,&IID_IMoniker,(void**)ppmk);
1446     else
1447         HeapFree(GetProcessHeap(),0,newFileMoniker);
1448
1449     return hr;
1450 }
1451
1452 /* find a character from a set in reverse without the string having to be null-terminated */
1453 static inline WCHAR *memrpbrkW(const WCHAR *ptr, size_t n, const WCHAR *accept)
1454 {
1455     const WCHAR *end, *ret = NULL;
1456     for (end = ptr + n; ptr < end; ptr++) if (strchrW(accept, *ptr)) ret = ptr;
1457     return (WCHAR *)ret;
1458 }
1459
1460 HRESULT FileMoniker_CreateFromDisplayName(LPBC pbc, LPCOLESTR szDisplayName,
1461                                           LPDWORD pchEaten, IMoniker **ppmk)
1462 {
1463     LPCWSTR end;
1464     static const WCHAR wszSeparators[] = {':','\\','/','!',0};
1465
1466     for (end = szDisplayName + strlenW(szDisplayName);
1467          end && (end != szDisplayName);
1468          end = memrpbrkW(szDisplayName, end - szDisplayName, wszSeparators))
1469     {
1470         HRESULT hr;
1471         IRunningObjectTable *rot;
1472         IMoniker *file_moniker;
1473         LPWSTR file_display_name;
1474         LPWSTR full_path_name;
1475         DWORD full_path_name_len;
1476         int len = end - szDisplayName;
1477
1478         file_display_name = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1479         if (!file_display_name) return E_OUTOFMEMORY;
1480         memcpy(file_display_name, szDisplayName, len * sizeof(WCHAR));
1481         file_display_name[len] = '\0';
1482
1483         hr = CreateFileMoniker(file_display_name, &file_moniker);
1484         if (FAILED(hr))
1485         {
1486             HeapFree(GetProcessHeap(), 0, file_display_name);
1487             return hr;
1488         }
1489
1490         hr = IBindCtx_GetRunningObjectTable(pbc, &rot);
1491         if (FAILED(hr))
1492         {
1493             HeapFree(GetProcessHeap(), 0, file_display_name);
1494             IMoniker_Release(file_moniker);
1495             return hr;
1496         }
1497
1498         hr = IRunningObjectTable_IsRunning(rot, file_moniker);
1499         IRunningObjectTable_Release(rot);
1500         if (FAILED(hr))
1501         {
1502             HeapFree(GetProcessHeap(), 0, file_display_name);
1503             IMoniker_Release(file_moniker);
1504             return hr;
1505         }
1506         if (hr == S_OK)
1507         {
1508             TRACE("found running file moniker for %s\n", debugstr_w(file_display_name));
1509             *pchEaten = len;
1510             *ppmk = file_moniker;
1511             HeapFree(GetProcessHeap(), 0, file_display_name);
1512             return S_OK;
1513         }
1514
1515         full_path_name_len = GetFullPathNameW(file_display_name, 0, NULL, NULL);
1516         if (!full_path_name_len)
1517         {
1518             HeapFree(GetProcessHeap(), 0, file_display_name);
1519             IMoniker_Release(file_moniker);
1520             return MK_E_SYNTAX;
1521         }
1522         full_path_name = HeapAlloc(GetProcessHeap(), 0, full_path_name_len * sizeof(WCHAR));
1523         if (!full_path_name)
1524         {
1525             HeapFree(GetProcessHeap(), 0, file_display_name);
1526             IMoniker_Release(file_moniker);
1527             return E_OUTOFMEMORY;
1528         }
1529         GetFullPathNameW(file_display_name, full_path_name_len, full_path_name, NULL);
1530
1531         if (GetFileAttributesW(full_path_name) == INVALID_FILE_ATTRIBUTES)
1532             TRACE("couldn't open file %s\n", debugstr_w(full_path_name));
1533         else
1534         {
1535             TRACE("got file moniker for %s\n", debugstr_w(szDisplayName));
1536             *pchEaten = len;
1537             *ppmk = file_moniker;
1538             HeapFree(GetProcessHeap(), 0, file_display_name);
1539             HeapFree(GetProcessHeap(), 0, full_path_name);
1540             return S_OK;
1541         }
1542         HeapFree(GetProcessHeap(), 0, file_display_name);
1543         HeapFree(GetProcessHeap(), 0, full_path_name);
1544         IMoniker_Release(file_moniker);
1545     }
1546
1547     return MK_E_CANTOPENFILE;
1548 }
1549
1550
1551 static HRESULT WINAPI FileMonikerCF_QueryInterface(LPCLASSFACTORY iface,
1552                                                   REFIID riid, LPVOID *ppv)
1553 {
1554     *ppv = NULL;
1555     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
1556     {
1557         *ppv = iface;
1558         IUnknown_AddRef(iface);
1559         return S_OK;
1560     }
1561     return E_NOINTERFACE;
1562 }
1563
1564 static ULONG WINAPI FileMonikerCF_AddRef(LPCLASSFACTORY iface)
1565 {
1566     return 2; /* non-heap based object */
1567 }
1568
1569 static ULONG WINAPI FileMonikerCF_Release(LPCLASSFACTORY iface)
1570 {
1571     return 1; /* non-heap based object */
1572 }
1573
1574 static HRESULT WINAPI FileMonikerCF_CreateInstance(LPCLASSFACTORY iface,
1575     LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv)
1576 {
1577     FileMonikerImpl* newFileMoniker;
1578     HRESULT  hr;
1579     static const WCHAR wszEmpty[] = { 0 };
1580
1581     TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
1582
1583     *ppv = NULL;
1584
1585     if (pUnk)
1586         return CLASS_E_NOAGGREGATION;
1587
1588     newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
1589     if (!newFileMoniker)
1590         return E_OUTOFMEMORY;
1591
1592     hr = FileMonikerImpl_Construct(newFileMoniker, wszEmpty);
1593
1594     if (SUCCEEDED(hr))
1595         hr = IMoniker_QueryInterface(&newFileMoniker->IMoniker_iface, riid, ppv);
1596     if (FAILED(hr))
1597         HeapFree(GetProcessHeap(),0,newFileMoniker);
1598
1599     return hr;
1600 }
1601
1602 static HRESULT WINAPI FileMonikerCF_LockServer(LPCLASSFACTORY iface, BOOL fLock)
1603 {
1604     FIXME("(%d), stub!\n",fLock);
1605     return S_OK;
1606 }
1607
1608 static const IClassFactoryVtbl FileMonikerCFVtbl =
1609 {
1610     FileMonikerCF_QueryInterface,
1611     FileMonikerCF_AddRef,
1612     FileMonikerCF_Release,
1613     FileMonikerCF_CreateInstance,
1614     FileMonikerCF_LockServer
1615 };
1616 static const IClassFactoryVtbl *FileMonikerCF = &FileMonikerCFVtbl;
1617
1618 HRESULT FileMonikerCF_Create(REFIID riid, LPVOID *ppv)
1619 {
1620     return IClassFactory_QueryInterface((IClassFactory *)&FileMonikerCF, riid, ppv);
1621 }