dlls/ole32/itemmoniker.c

   1 /***************************************************************************************
   2  *                            ItemMonikers implementation
   3  *
   4  *           Copyright 1999  Noomen Hamza
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  ***************************************************************************************/
  20
  21 #include <assert.h>
  22 #include <stdarg.h>
  23 #include <string.h>
  24
  25 #define COBJMACROS
  26 #define NONAMELESSUNION
  27 #define NONAMELESSSTRUCT
  28
  29 #include "winerror.h"
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winuser.h"
  33 #include "winnls.h"
  34 #include "wine/debug.h"
  35 #include "ole2.h"
  36 #include "wine/unicode.h"
  37 #include "moniker.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  40
  41 const CLSID CLSID_ItemMoniker = {
  42   0x304, 0, 0, {0xC0, 0, 0, 0, 0, 0, 0, 0x46}
  43 };
  44
  45 /* ItemMoniker data structure */
  46 typedef struct ItemMonikerImpl{
  47
  48     const IMonikerVtbl*  lpvtbl1;  /* VTable relative to the IMoniker interface.*/
  49
  50     /* The ROT (RunningObjectTable implementation) uses the IROTData interface to test whether
  51      * two monikers are equal. That's whay IROTData interface is implemented by monikers.
  52      */
  53     const IROTDataVtbl*  lpvtbl2;  /* VTable relative to the IROTData interface.*/
  54
  55     LONG ref; /* reference counter for this object */
  56
  57     LPOLESTR itemName; /* item name identified by this ItemMoniker */
  58
  59     LPOLESTR itemDelimiter; /* Delimiter string */
  60
  61     IUnknown *pMarshal; /* custom marshaler */
  62 } ItemMonikerImpl;
  63
  64 static inline IMoniker *impl_from_IROTData( IROTData *iface )
  65 {
  66     return (IMoniker *)((char*)iface - FIELD_OFFSET(ItemMonikerImpl, lpvtbl2));
  67 }
  68
  69 /********************************************************************************/
  70 /* ItemMoniker prototype functions :                                            */
  71
  72 /* IUnknown prototype functions */
  73 static HRESULT WINAPI ItemMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject);
  74 static ULONG   WINAPI ItemMonikerImpl_AddRef(IMoniker* iface);
  75 static ULONG   WINAPI ItemMonikerImpl_Release(IMoniker* iface);
  76
  77 /* IPersist prototype functions */
  78 static HRESULT WINAPI ItemMonikerImpl_GetClassID(IMoniker* iface, CLSID *pClassID);
  79
  80 /* IPersistStream prototype functions */
  81 static HRESULT WINAPI ItemMonikerImpl_IsDirty(IMoniker* iface);
  82 static HRESULT WINAPI ItemMonikerImpl_Load(IMoniker* iface, IStream* pStm);
  83 static HRESULT WINAPI ItemMonikerImpl_Save(IMoniker* iface, IStream* pStm, BOOL fClearDirty);
  84 static HRESULT WINAPI ItemMonikerImpl_GetSizeMax(IMoniker* iface, ULARGE_INTEGER* pcbSize);
  85
  86 /* IMoniker prototype functions */
  87 static HRESULT WINAPI ItemMonikerImpl_BindToObject(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult);
  88 static HRESULT WINAPI ItemMonikerImpl_BindToStorage(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult);
  89 static HRESULT WINAPI ItemMonikerImpl_Reduce(IMoniker* iface,IBindCtx* pbc, DWORD dwReduceHowFar,IMoniker** ppmkToLeft, IMoniker** ppmkReduced);
  90 static HRESULT WINAPI ItemMonikerImpl_ComposeWith(IMoniker* iface,IMoniker* pmkRight,BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite);
  91 static HRESULT WINAPI ItemMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker);
  92 static HRESULT WINAPI ItemMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker);
  93 static HRESULT WINAPI ItemMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash);
  94 static HRESULT WINAPI ItemMonikerImpl_IsRunning(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, IMoniker* pmkNewlyRunning);
  95 static HRESULT WINAPI ItemMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft, FILETIME* pItemTime);
  96 static HRESULT WINAPI ItemMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk);
  97 static HRESULT WINAPI ItemMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther, IMoniker** ppmkPrefix);
  98 static HRESULT WINAPI ItemMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath);
  99 static HRESULT WINAPI ItemMonikerImpl_GetDisplayName(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName);
 100 static HRESULT WINAPI ItemMonikerImpl_ParseDisplayName(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut);
 101 static HRESULT WINAPI ItemMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys);
 102
 103 /* Local function used by ItemMoniker implementation */
 104 HRESULT WINAPI ItemMonikerImpl_Construct(ItemMonikerImpl* iface, LPCOLESTR lpszDelim,LPCOLESTR lpszPathName);
 105 HRESULT WINAPI ItemMonikerImpl_Destroy(ItemMonikerImpl* iface);
 106
 107 /********************************************************************************/
 108 /* IROTData prototype functions                                                 */
 109
 110 /* IUnknown prototype functions */
 111 static HRESULT WINAPI ItemMonikerROTDataImpl_QueryInterface(IROTData* iface,REFIID riid,VOID** ppvObject);
 112 static ULONG   WINAPI ItemMonikerROTDataImpl_AddRef(IROTData* iface);
 113 static ULONG   WINAPI ItemMonikerROTDataImpl_Release(IROTData* iface);
 114
 115 /* IROTData prototype function */
 116 static HRESULT WINAPI ItemMonikerROTDataImpl_GetComparisonData(IROTData* iface,BYTE* pbData,ULONG cbMax,ULONG* pcbData);
 117
 118 /********************************************************************************/
 119 /* Virtual function table for the ItemMonikerImpl class which  include IPersist,*/
 120 /* IPersistStream and IMoniker functions.                                       */
 121 static const IMonikerVtbl VT_ItemMonikerImpl =
 122     {
 123     ItemMonikerImpl_QueryInterface,
 124     ItemMonikerImpl_AddRef,
 125     ItemMonikerImpl_Release,
 126     ItemMonikerImpl_GetClassID,
 127     ItemMonikerImpl_IsDirty,
 128     ItemMonikerImpl_Load,
 129     ItemMonikerImpl_Save,
 130     ItemMonikerImpl_GetSizeMax,
 131     ItemMonikerImpl_BindToObject,
 132     ItemMonikerImpl_BindToStorage,
 133     ItemMonikerImpl_Reduce,
 134     ItemMonikerImpl_ComposeWith,
 135     ItemMonikerImpl_Enum,
 136     ItemMonikerImpl_IsEqual,
 137     ItemMonikerImpl_Hash,
 138     ItemMonikerImpl_IsRunning,
 139     ItemMonikerImpl_GetTimeOfLastChange,
 140     ItemMonikerImpl_Inverse,
 141     ItemMonikerImpl_CommonPrefixWith,
 142     ItemMonikerImpl_RelativePathTo,
 143     ItemMonikerImpl_GetDisplayName,
 144     ItemMonikerImpl_ParseDisplayName,
 145     ItemMonikerImpl_IsSystemMoniker
 146 };
 147
 148 /********************************************************************************/
 149 /* Virtual function table for the IROTData class.                               */
 150 static const IROTDataVtbl VT_ROTDataImpl =
 151 {
 152     ItemMonikerROTDataImpl_QueryInterface,
 153     ItemMonikerROTDataImpl_AddRef,
 154     ItemMonikerROTDataImpl_Release,
 155     ItemMonikerROTDataImpl_GetComparisonData
 156 };
 157
 158 /*******************************************************************************
 159  *        ItemMoniker_QueryInterface
 160  *******************************************************************************/
 161 HRESULT WINAPI ItemMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject)
 162 {
 163     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 164
 165   TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
 166
 167   /* Perform a sanity check on the parameters.*/
 168     if ( (This==0) || (ppvObject==0) )
 169         return E_INVALIDARG;
 170
 171   /* Initialize the return parameter */
 172   *ppvObject = 0;
 173
 174   /* Compare the riid with the interface IDs implemented by this object.*/
 175   if (IsEqualIID(&IID_IUnknown, riid) ||
 176       IsEqualIID(&IID_IPersist, riid) ||
 177       IsEqualIID(&IID_IPersistStream, riid) ||
 178       IsEqualIID(&IID_IMoniker, riid)
 179      )
 180       *ppvObject = iface;
 181
 182     else if (IsEqualIID(&IID_IROTData, riid))
 183         *ppvObject = (IROTData*)&(This->lpvtbl2);
 184     else if (IsEqualIID(&IID_IMarshal, riid))
 185     {
 186         HRESULT hr = S_OK;
 187         if (!This->pMarshal)
 188             hr = MonikerMarshal_Create(iface, &This->pMarshal);
 189         if (hr != S_OK)
 190             return hr;
 191         return IUnknown_QueryInterface(This->pMarshal, riid, ppvObject);
 192     }
 193
 194   /* Check that we obtained an interface.*/
 195     if ((*ppvObject)==0)
 196         return E_NOINTERFACE;
 197
 198    /* Query Interface always increases the reference count by one when it is successful */
 199   ItemMonikerImpl_AddRef(iface);
 200
 201   return S_OK;
 202 }
 203
 204 /******************************************************************************
 205  *        ItemMoniker_AddRef
 206  ******************************************************************************/
 207 ULONG WINAPI ItemMonikerImpl_AddRef(IMoniker* iface)
 208 {
 209     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 210
 211     TRACE("(%p)\n",This);
 212
 213     return InterlockedIncrement(&This->ref);
 214 }
 215
 216 /******************************************************************************
 217  *        ItemMoniker_Release
 218  ******************************************************************************/
 219 ULONG WINAPI ItemMonikerImpl_Release(IMoniker* iface)
 220 {
 221     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 222     ULONG ref;
 223
 224     TRACE("(%p)\n",This);
 225
 226     ref = InterlockedDecrement(&This->ref);
 227
 228     /* destroy the object if there's no more reference on it */
 229     if (ref == 0) ItemMonikerImpl_Destroy(This);
 230
 231     return ref;
 232 }
 233
 234 /******************************************************************************
 235  *        ItemMoniker_GetClassID
 236  ******************************************************************************/
 237 HRESULT WINAPI ItemMonikerImpl_GetClassID(IMoniker* iface,CLSID *pClassID)
 238 {
 239     TRACE("(%p,%p)\n",iface,pClassID);
 240
 241     if (pClassID==NULL)
 242         return E_POINTER;
 243
 244     *pClassID = CLSID_ItemMoniker;
 245
 246     return S_OK;
 247 }
 248
 249 /******************************************************************************
 250  *        ItemMoniker_IsDirty
 251  ******************************************************************************/
 252 HRESULT WINAPI ItemMonikerImpl_IsDirty(IMoniker* iface)
 253 {
 254     /* Note that the OLE-provided implementations of the IPersistStream::IsDirty
 255        method in the OLE-provided moniker interfaces always return S_FALSE because
 256        their internal state never changes. */
 257
 258     TRACE("(%p)\n",iface);
 259
 260     return S_FALSE;
 261 }
 262
 263 /******************************************************************************
 264  *        ItemMoniker_Load
 265  ******************************************************************************/
 266 HRESULT WINAPI ItemMonikerImpl_Load(IMoniker* iface,IStream* pStm)
 267 {
 268
 269     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 270     HRESULT res;
 271     DWORD delimiterLength,nameLength,lenW;
 272     CHAR *itemNameA,*itemDelimiterA;
 273     ULONG bread;
 274
 275     TRACE("\n");
 276
 277     /* for more details about data read by this function see coments of ItemMonikerImpl_Save function */
 278
 279     /* read item delimiter string length + 1 */
 280     res=IStream_Read(pStm,&delimiterLength,sizeof(DWORD),&bread);
 281     if (bread != sizeof(DWORD))
 282         return E_FAIL;
 283
 284     /* read item delimiter string */
 285     if (!(itemDelimiterA=HeapAlloc(GetProcessHeap(),0,delimiterLength)))
 286         return E_OUTOFMEMORY;
 287     res=IStream_Read(pStm,itemDelimiterA,delimiterLength,&bread);
 288     if (bread != delimiterLength)
 289     {
 290         HeapFree( GetProcessHeap(), 0, itemDelimiterA );
 291         return E_FAIL;
 292     }
 293
 294     lenW = MultiByteToWideChar( CP_ACP, 0, itemDelimiterA, -1, NULL, 0 );
 295     This->itemDelimiter=HeapReAlloc(GetProcessHeap(),0,This->itemDelimiter,lenW*sizeof(WCHAR));
 296     if (!This->itemDelimiter)
 297     {
 298         HeapFree( GetProcessHeap(), 0, itemDelimiterA );
 299         return E_OUTOFMEMORY;
 300     }
 301     MultiByteToWideChar( CP_ACP, 0, itemDelimiterA, -1, This->itemDelimiter, lenW );
 302     HeapFree( GetProcessHeap(), 0, itemDelimiterA );
 303
 304     /* read item name string length + 1*/
 305     res=IStream_Read(pStm,&nameLength,sizeof(DWORD),&bread);
 306     if (bread != sizeof(DWORD))
 307         return E_FAIL;
 308
 309     /* read item name string */
 310     if (!(itemNameA=HeapAlloc(GetProcessHeap(),0,nameLength)))
 311         return E_OUTOFMEMORY;
 312     res=IStream_Read(pStm,itemNameA,nameLength,&bread);
 313     if (bread != nameLength)
 314     {
 315         HeapFree( GetProcessHeap(), 0, itemNameA );
 316         return E_FAIL;
 317     }
 318
 319     lenW = MultiByteToWideChar( CP_ACP, 0, itemNameA, -1, NULL, 0 );
 320     This->itemName=HeapReAlloc(GetProcessHeap(),0,This->itemName,lenW*sizeof(WCHAR));
 321     if (!This->itemName)
 322     {
 323         HeapFree( GetProcessHeap(), 0, itemNameA );
 324         return E_OUTOFMEMORY;
 325     }
 326     MultiByteToWideChar( CP_ACP, 0, itemNameA, -1, This->itemName, lenW );
 327     HeapFree( GetProcessHeap(), 0, itemNameA );
 328
 329     return res;
 330 }
 331
 332 /******************************************************************************
 333  *        ItemMoniker_Save
 334  ******************************************************************************/
 335 HRESULT WINAPI ItemMonikerImpl_Save(IMoniker* iface,
 336                                     IStream* pStm,/* pointer to the stream where the object is to be saved */
 337                                     BOOL fClearDirty)/* Specifies whether to clear the dirty flag */
 338 {
 339     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 340     HRESULT res;
 341     CHAR *itemNameA,*itemDelimiterA;
 342
 343     /* data written by this function are : 1) DWORD : size of item delimiter string ('\0' included ) */
 344     /*                                    2) String (type A): item delimiter string ('\0' included)          */
 345     /*                                    3) DWORD : size of item name string ('\0' included)       */
 346     /*                                    4) String (type A): item name string ('\0' included)               */
 347
 348     DWORD nameLength = WideCharToMultiByte( CP_ACP, 0, This->itemName, -1, NULL, 0, NULL, NULL);
 349     DWORD delimiterLength = WideCharToMultiByte( CP_ACP, 0, This->itemDelimiter, -1, NULL, 0, NULL, NULL);
 350     itemNameA=HeapAlloc(GetProcessHeap(),0,nameLength);
 351     itemDelimiterA=HeapAlloc(GetProcessHeap(),0,delimiterLength);
 352     WideCharToMultiByte( CP_ACP, 0, This->itemName, -1, itemNameA, nameLength, NULL, NULL);
 353     WideCharToMultiByte( CP_ACP, 0, This->itemDelimiter, -1, itemDelimiterA, delimiterLength, NULL, NULL);
 354
 355     TRACE("%p, %s\n", pStm, fClearDirty ? "TRUE" : "FALSE");
 356
 357     res=IStream_Write(pStm,&delimiterLength,sizeof(DWORD),NULL);
 358     res=IStream_Write(pStm,itemDelimiterA,delimiterLength * sizeof(CHAR),NULL);
 359     res=IStream_Write(pStm,&nameLength,sizeof(DWORD),NULL);
 360     res=IStream_Write(pStm,itemNameA,nameLength * sizeof(CHAR),NULL);
 361
 362     return res;
 363 }
 364
 365 /******************************************************************************
 366  *        ItemMoniker_GetSizeMax
 367  ******************************************************************************/
 368 HRESULT WINAPI ItemMonikerImpl_GetSizeMax(IMoniker* iface,
 369                                           ULARGE_INTEGER* pcbSize)/* Pointer to size of stream needed to save object */
 370 {
 371     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 372     DWORD delimiterLength=lstrlenW(This->itemDelimiter)+1;
 373     DWORD nameLength=lstrlenW(This->itemName)+1;
 374
 375     TRACE("(%p,%p)\n",iface,pcbSize);
 376
 377     if (!pcbSize)
 378         return E_POINTER;
 379
 380     /* for more details see ItemMonikerImpl_Save coments */
 381
 382     pcbSize->u.LowPart =  sizeof(DWORD) + /* DWORD which contains delimiter length */
 383                         delimiterLength*4 + /* item delimiter string */
 384                         sizeof(DWORD) + /* DWORD which contains item name length */
 385                         nameLength*4 + /* item name string */
 386                         18; /* strange, but true */
 387     pcbSize->u.HighPart=0;
 388
 389     return S_OK;
 390 }
 391
 392 /******************************************************************************
 393  *         ItemMoniker_Construct (local function)
 394  *******************************************************************************/
 395 HRESULT WINAPI ItemMonikerImpl_Construct(ItemMonikerImpl* This, LPCOLESTR lpszDelim,LPCOLESTR lpszItem)
 396 {
 397
 398     int sizeStr1=lstrlenW(lpszItem), sizeStr2;
 399     static const OLECHAR emptystr[1];
 400     LPCOLESTR   delim;
 401
 402     TRACE("(%p,%s,%s)\n",This,debugstr_w(lpszDelim),debugstr_w(lpszItem));
 403
 404     /* Initialize the virtual fgunction table. */
 405     This->lpvtbl1      = &VT_ItemMonikerImpl;
 406     This->lpvtbl2      = &VT_ROTDataImpl;
 407     This->ref          = 0;
 408     This->pMarshal     = NULL;
 409
 410     This->itemName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr1+1));
 411     if (!This->itemName)
 412         return E_OUTOFMEMORY;
 413     lstrcpyW(This->itemName,lpszItem);
 414
 415     if (!lpszDelim)
 416         FIXME("lpszDelim is NULL. Using empty string which is possibly wrong.\n");
 417
 418     delim = lpszDelim ? lpszDelim : emptystr;
 419
 420     sizeStr2=lstrlenW(delim);
 421     This->itemDelimiter=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr2+1));
 422     if (!This->itemDelimiter) {
 423         HeapFree(GetProcessHeap(),0,This->itemName);
 424         return E_OUTOFMEMORY;
 425     }
 426     lstrcpyW(This->itemDelimiter,delim);
 427     return S_OK;
 428 }
 429
 430 /******************************************************************************
 431  *        ItemMoniker_Destroy (local function)
 432  *******************************************************************************/
 433 HRESULT WINAPI ItemMonikerImpl_Destroy(ItemMonikerImpl* This)
 434 {
 435     TRACE("(%p)\n",This);
 436
 437     if (This->pMarshal) IUnknown_Release(This->pMarshal);
 438     HeapFree(GetProcessHeap(),0,This->itemName);
 439     HeapFree(GetProcessHeap(),0,This->itemDelimiter);
 440     HeapFree(GetProcessHeap(),0,This);
 441
 442     return S_OK;
 443 }
 444
 445 /******************************************************************************
 446  *                  ItemMoniker_BindToObject
 447  ******************************************************************************/
 448 HRESULT WINAPI ItemMonikerImpl_BindToObject(IMoniker* iface,
 449                                             IBindCtx* pbc,
 450                                             IMoniker* pmkToLeft,
 451                                             REFIID riid,
 452                                             VOID** ppvResult)
 453 {
 454     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 455
 456     HRESULT   res;
 457     IID    refid=IID_IOleItemContainer;
 458     IOleItemContainer *poic=0;
 459
 460     TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 461
 462     if(ppvResult ==NULL)
 463         return E_POINTER;
 464
 465     if(pmkToLeft==NULL)
 466         return E_INVALIDARG;
 467
 468     *ppvResult=0;
 469
 470     res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&refid,(void**)&poic);
 471
 472     if (SUCCEEDED(res)){
 473
 474         res=IOleItemContainer_GetObject(poic,This->itemName,BINDSPEED_MODERATE,pbc,riid,ppvResult);
 475
 476         IOleItemContainer_Release(poic);
 477     }
 478
 479     return res;
 480 }
 481
 482 /******************************************************************************
 483  *        ItemMoniker_BindToStorage
 484  ******************************************************************************/
 485 HRESULT WINAPI ItemMonikerImpl_BindToStorage(IMoniker* iface,
 486                                              IBindCtx* pbc,
 487                                              IMoniker* pmkToLeft,
 488                                              REFIID riid,
 489                                              VOID** ppvResult)
 490 {
 491     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 492
 493     HRESULT   res;
 494     IOleItemContainer *poic=0;
 495
 496     TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
 497
 498     *ppvResult=0;
 499
 500     if(pmkToLeft==NULL)
 501         return E_INVALIDARG;
 502
 503     res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IOleItemContainer,(void**)&poic);
 504
 505     if (SUCCEEDED(res)){
 506
 507         res=IOleItemContainer_GetObjectStorage(poic,This->itemName,pbc,riid,ppvResult);
 508
 509         IOleItemContainer_Release(poic);
 510     }
 511
 512     return res;
 513 }
 514
 515 /******************************************************************************
 516  *        ItemMoniker_Reduce
 517  ******************************************************************************/
 518 HRESULT WINAPI ItemMonikerImpl_Reduce(IMoniker* iface,
 519                                       IBindCtx* pbc,
 520                                       DWORD dwReduceHowFar,
 521                                       IMoniker** ppmkToLeft,
 522                                       IMoniker** ppmkReduced)
 523 {
 524     TRACE("(%p,%p,%ld,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
 525
 526     if (ppmkReduced==NULL)
 527         return E_POINTER;
 528
 529     ItemMonikerImpl_AddRef(iface);
 530
 531     *ppmkReduced=iface;
 532
 533     return MK_S_REDUCED_TO_SELF;
 534 }
 535 /******************************************************************************
 536  *        ItemMoniker_ComposeWith
 537  ******************************************************************************/
 538 HRESULT WINAPI ItemMonikerImpl_ComposeWith(IMoniker* iface,
 539                                            IMoniker* pmkRight,
 540                                            BOOL fOnlyIfNotGeneric,
 541                                            IMoniker** ppmkComposite)
 542 {
 543     HRESULT res=S_OK;
 544     DWORD mkSys,mkSys2;
 545     IEnumMoniker* penumMk=0;
 546     IMoniker *pmostLeftMk=0;
 547     IMoniker* tempMkComposite=0;
 548
 549     TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
 550
 551     if ((ppmkComposite==NULL)||(pmkRight==NULL))
 552         return E_POINTER;
 553
 554     *ppmkComposite=0;
 555
 556     IMoniker_IsSystemMoniker(pmkRight,&mkSys);
 557
 558     /* If pmkRight is an anti-moniker, the returned moniker is NULL */
 559     if(mkSys==MKSYS_ANTIMONIKER)
 560         return res;
 561
 562     else
 563         /* if pmkRight is a composite whose leftmost component is an anti-moniker,           */
 564         /* the returned moniker is the composite after the leftmost anti-moniker is removed. */
 565
 566          if(mkSys==MKSYS_GENERICCOMPOSITE){
 567
 568             res=IMoniker_Enum(pmkRight,TRUE,&penumMk);
 569
 570             if (FAILED(res))
 571                 return res;
 572
 573             res=IEnumMoniker_Next(penumMk,1,&pmostLeftMk,NULL);
 574
 575             IMoniker_IsSystemMoniker(pmostLeftMk,&mkSys2);
 576
 577             if(mkSys2==MKSYS_ANTIMONIKER){
 578
 579                 IMoniker_Release(pmostLeftMk);
 580
 581                 tempMkComposite=iface;
 582                 IMoniker_AddRef(iface);
 583
 584                 while(IEnumMoniker_Next(penumMk,1,&pmostLeftMk,NULL)==S_OK){
 585
 586                     res=CreateGenericComposite(tempMkComposite,pmostLeftMk,ppmkComposite);
 587
 588                     IMoniker_Release(tempMkComposite);
 589                     IMoniker_Release(pmostLeftMk);
 590
 591                     tempMkComposite=*ppmkComposite;
 592                     IMoniker_AddRef(tempMkComposite);
 593                 }
 594                 return res;
 595             }
 596             else
 597                 return CreateGenericComposite(iface,pmkRight,ppmkComposite);
 598          }
 599          /* If pmkRight is not an anti-moniker, the method combines the two monikers into a generic
 600           composite if fOnlyIfNotGeneric is FALSE; if fOnlyIfNotGeneric is TRUE, the method returns
 601           a NULL moniker and a return value of MK_E_NEEDGENERIC */
 602           else
 603             if (!fOnlyIfNotGeneric)
 604                 return CreateGenericComposite(iface,pmkRight,ppmkComposite);
 605
 606             else
 607                 return MK_E_NEEDGENERIC;
 608 }
 609
 610 /******************************************************************************
 611  *        ItemMoniker_Enum
 612  ******************************************************************************/
 613 HRESULT WINAPI ItemMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
 614 {
 615     TRACE("(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
 616
 617     if (ppenumMoniker == NULL)
 618         return E_POINTER;
 619
 620     *ppenumMoniker = NULL;
 621
 622     return S_OK;
 623 }
 624
 625 /******************************************************************************
 626  *        ItemMoniker_IsEqual
 627  ******************************************************************************/
 628 HRESULT WINAPI ItemMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
 629 {
 630
 631     CLSID clsid;
 632     LPOLESTR dispName1,dispName2;
 633     IBindCtx* bind;
 634     HRESULT res = S_FALSE;
 635
 636     TRACE("(%p,%p)\n",iface,pmkOtherMoniker);
 637
 638     if (!pmkOtherMoniker) return S_FALSE;
 639
 640
 641     /* check if both are ItemMoniker */
 642     if(FAILED (IMoniker_GetClassID(pmkOtherMoniker,&clsid))) return S_FALSE;
 643     if(!IsEqualCLSID(&clsid,&CLSID_ItemMoniker)) return S_FALSE;
 644
 645     /* check if both displaynames are the same */
 646     if(SUCCEEDED ((res = CreateBindCtx(0,&bind)))) {
 647         if(SUCCEEDED (IMoniker_GetDisplayName(iface,bind,NULL,&dispName1))) {
 648             if(SUCCEEDED (IMoniker_GetDisplayName(pmkOtherMoniker,bind,NULL,&dispName2))) {
 649                 if(lstrcmpW(dispName1,dispName2)==0) res = S_OK;
 650                 CoTaskMemFree(dispName2);
 651             }
 652             CoTaskMemFree(dispName1);
 653         }
 654     }
 655     return res;
 656 }
 657
 658 /******************************************************************************
 659  *        ItemMoniker_Hash
 660  ******************************************************************************/
 661 HRESULT WINAPI ItemMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
 662 {
 663     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 664
 665     int  h = 0,i,skip,len;
 666     int  off = 0;
 667     LPOLESTR val;
 668
 669     if (pdwHash==NULL)
 670         return E_POINTER;
 671
 672     val =  This->itemName;
 673     len = lstrlenW(val);
 674
 675     if (len < 16) {
 676         for (i = len ; i > 0; i--) {
 677             h = (h * 37) + val[off++];
 678         }
 679     } else {
 680         /* only sample some characters */
 681         skip = len / 8;
 682         for (i = len ; i > 0; i -= skip, off += skip) {
 683             h = (h * 39) + val[off];
 684         }
 685     }
 686
 687     *pdwHash=h;
 688
 689     return S_OK;
 690 }
 691
 692 /******************************************************************************
 693  *        ItemMoniker_IsRunning
 694  ******************************************************************************/
 695 HRESULT WINAPI ItemMonikerImpl_IsRunning(IMoniker* iface,
 696                                          IBindCtx* pbc,
 697                                          IMoniker* pmkToLeft,
 698                                          IMoniker* pmkNewlyRunning)
 699 {
 700     IRunningObjectTable* rot;
 701     HRESULT res;
 702     IOleItemContainer *poic=0;
 703     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 704
 705     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
 706
 707     /* If pmkToLeft is NULL, this method returns TRUE if pmkNewlyRunning is non-NULL and is equal to this */
 708     /* moniker. Otherwise, the method checks the ROT to see whether this moniker is running.              */
 709     if (pmkToLeft==NULL)
 710         if ((pmkNewlyRunning!=NULL)&&(IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK))
 711             return S_OK;
 712         else {
 713             if (pbc==NULL)
 714                 return E_POINTER;
 715
 716             res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 717
 718             if (FAILED(res))
 719                 return res;
 720
 721             res = IRunningObjectTable_IsRunning(rot,iface);
 722
 723             IRunningObjectTable_Release(rot);
 724         }
 725     else{
 726
 727         /* If pmkToLeft is non-NULL, the method calls IMoniker::BindToObject on the pmkToLeft parameter,         */
 728         /* requesting an IOleItemContainer interface pointer. The method then calls IOleItemContainer::IsRunning,*/
 729         /* passing the string contained within this moniker. */
 730
 731         res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IOleItemContainer,(void**)&poic);
 732
 733         if (SUCCEEDED(res)){
 734
 735             res=IOleItemContainer_IsRunning(poic,This->itemName);
 736
 737             IOleItemContainer_Release(poic);
 738         }
 739     }
 740
 741     return res;
 742 }
 743
 744 /******************************************************************************
 745  *        ItemMoniker_GetTimeOfLastChange
 746  ******************************************************************************/
 747 HRESULT WINAPI ItemMonikerImpl_GetTimeOfLastChange(IMoniker* iface,
 748                                                    IBindCtx* pbc,
 749                                                    IMoniker* pmkToLeft,
 750                                                    FILETIME* pItemTime)
 751 {
 752     IRunningObjectTable* rot;
 753     HRESULT res;
 754     IMoniker *compositeMk;
 755
 756     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pItemTime);
 757
 758     if (pItemTime==NULL)
 759         return E_INVALIDARG;
 760
 761     /* If pmkToLeft is NULL, this method returns MK_E_NOTBINDABLE */
 762     if (pmkToLeft==NULL)
 763
 764         return MK_E_NOTBINDABLE;
 765     else {
 766
 767         /* Otherwise, the method creates a composite of pmkToLeft and this moniker and uses the ROT to access  */
 768         /* the time of last change. If the object is not in the ROT, the method calls                          */
 769         /* IMoniker::GetTimeOfLastChange on the pmkToLeft parameter.                                            */
 770
 771         res=CreateGenericComposite(pmkToLeft,iface,&compositeMk);
 772
 773         res=IBindCtx_GetRunningObjectTable(pbc,&rot);
 774
 775         if (IRunningObjectTable_GetTimeOfLastChange(rot,compositeMk,pItemTime)!=S_OK)
 776
 777             res=IMoniker_GetTimeOfLastChange(pmkToLeft,pbc,NULL,pItemTime);
 778
 779         IMoniker_Release(compositeMk);
 780     }
 781
 782     return res;
 783 }
 784
 785 /******************************************************************************
 786  *        ItemMoniker_Inverse
 787  ******************************************************************************/
 788 HRESULT WINAPI ItemMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
 789 {
 790     TRACE("(%p,%p)\n",iface,ppmk);
 791
 792     if (ppmk==NULL)
 793         return E_POINTER;
 794
 795     return CreateAntiMoniker(ppmk);
 796 }
 797
 798 /******************************************************************************
 799  *        ItemMoniker_CommonPrefixWith
 800  ******************************************************************************/
 801 HRESULT WINAPI ItemMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
 802 {
 803     DWORD mkSys;
 804
 805     TRACE("(%p,%p)\n", pmkOther, ppmkPrefix);
 806
 807     IMoniker_IsSystemMoniker(pmkOther,&mkSys);
 808     /* If the other moniker is an item moniker that is equal to this moniker, this method sets *ppmkPrefix */
 809     /* to this moniker and returns MK_S_US */
 810
 811     if((mkSys==MKSYS_ITEMMONIKER) && (IMoniker_IsEqual(iface,pmkOther)==S_OK) ){
 812
 813         *ppmkPrefix=iface;
 814
 815         IMoniker_AddRef(iface);
 816
 817         return MK_S_US;
 818     }
 819     else
 820         /* otherwise, the method calls the MonikerCommonPrefixWith function. This function correctly handles */
 821         /* the case where the other moniker is a generic composite. */
 822         return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
 823 }
 824
 825 /******************************************************************************
 826  *        ItemMoniker_RelativePathTo
 827  ******************************************************************************/
 828 HRESULT WINAPI ItemMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
 829 {
 830     TRACE("(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
 831
 832     if (ppmkRelPath==NULL)
 833         return E_POINTER;
 834
 835     *ppmkRelPath=0;
 836
 837     return MK_E_NOTBINDABLE;
 838 }
 839
 840 /******************************************************************************
 841  *        ItemMoniker_GetDisplayName
 842  ******************************************************************************/
 843 HRESULT WINAPI ItemMonikerImpl_GetDisplayName(IMoniker* iface,
 844                                               IBindCtx* pbc,
 845                                               IMoniker* pmkToLeft,
 846                                               LPOLESTR *ppszDisplayName)
 847 {
 848     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 849
 850     TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
 851
 852     if (ppszDisplayName==NULL)
 853         return E_POINTER;
 854
 855     if (pmkToLeft!=NULL){
 856         return E_INVALIDARG;
 857     }
 858
 859     *ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(lstrlenW(This->itemDelimiter)+lstrlenW(This->itemName)+1));
 860
 861     if (*ppszDisplayName==NULL)
 862         return E_OUTOFMEMORY;
 863
 864     lstrcpyW(*ppszDisplayName,This->itemDelimiter);
 865     lstrcatW(*ppszDisplayName,This->itemName);
 866
 867     TRACE("-- %s\n", debugstr_w(*ppszDisplayName));
 868
 869     return S_OK;
 870 }
 871
 872 /******************************************************************************
 873  *        ItemMoniker_ParseDisplayName
 874  ******************************************************************************/
 875 HRESULT WINAPI ItemMonikerImpl_ParseDisplayName(IMoniker* iface,
 876                                                 IBindCtx* pbc,
 877                                                 IMoniker* pmkToLeft,
 878                                                 LPOLESTR pszDisplayName,
 879                                                 ULONG* pchEaten,
 880                                                 IMoniker** ppmkOut)
 881 {
 882     IOleItemContainer* poic=0;
 883     IParseDisplayName* ppdn=0;
 884     LPOLESTR displayName;
 885     HRESULT res;
 886     ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
 887
 888     TRACE("%s\n", debugstr_w(pszDisplayName));
 889
 890     /* If pmkToLeft is NULL, this method returns MK_E_SYNTAX */
 891     if (pmkToLeft==NULL)
 892
 893         return MK_E_SYNTAX;
 894
 895     else{
 896         /* Otherwise, the method calls IMoniker::BindToObject on the pmkToLeft parameter, requesting an */
 897         /* IParseDisplayName interface pointer to the object identified by the moniker, and passes the display */
 898         /* name to IParseDisplayName::ParseDisplayName */
 899         res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IOleItemContainer,(void**)&poic);
 900
 901         if (SUCCEEDED(res)){
 902
 903             res=IOleItemContainer_GetObject(poic,This->itemName,BINDSPEED_MODERATE,pbc,&IID_IParseDisplayName,(void**)&ppdn);
 904
 905             res=IMoniker_GetDisplayName(iface,pbc,NULL,&displayName);
 906
 907             res=IParseDisplayName_ParseDisplayName(ppdn,pbc,displayName,pchEaten,ppmkOut);
 908
 909             IOleItemContainer_Release(poic);
 910             IParseDisplayName_Release(ppdn);
 911         }
 912     }
 913     return res;
 914 }
 915
 916 /******************************************************************************
 917  *        ItemMoniker_IsSystemMoniker
 918  ******************************************************************************/
 919 HRESULT WINAPI ItemMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
 920 {
 921     TRACE("(%p,%p)\n",iface,pwdMksys);
 922
 923     if (!pwdMksys)
 924         return E_POINTER;
 925
 926     (*pwdMksys)=MKSYS_ITEMMONIKER;
 927
 928     return S_OK;
 929 }
 930
 931 /*******************************************************************************
 932  *        ItemMonikerIROTData_QueryInterface
 933  *******************************************************************************/
 934 HRESULT WINAPI ItemMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,VOID** ppvObject)
 935 {
 936
 937     IMoniker *This = impl_from_IROTData(iface);
 938
 939     TRACE("(%p,%p,%p)\n",iface,riid,ppvObject);
 940
 941     return ItemMonikerImpl_QueryInterface(This, riid, ppvObject);
 942 }
 943
 944 /***********************************************************************
 945  *        ItemMonikerIROTData_AddRef
 946  */
 947 ULONG   WINAPI ItemMonikerROTDataImpl_AddRef(IROTData *iface)
 948 {
 949     IMoniker *This = impl_from_IROTData(iface);
 950
 951     TRACE("(%p)\n",iface);
 952
 953     return ItemMonikerImpl_AddRef(This);
 954 }
 955
 956 /***********************************************************************
 957  *        ItemMonikerIROTData_Release
 958  */
 959 ULONG   WINAPI ItemMonikerROTDataImpl_Release(IROTData* iface)
 960 {
 961     IMoniker *This = impl_from_IROTData(iface);
 962
 963     TRACE("(%p)\n",iface);
 964
 965     return ItemMonikerImpl_Release(This);
 966 }
 967
 968 /******************************************************************************
 969  *        ItemMonikerIROTData_GetComparaisonData
 970  ******************************************************************************/
 971 HRESULT WINAPI ItemMonikerROTDataImpl_GetComparisonData(IROTData* iface,
 972                                                          BYTE* pbData,
 973                                                          ULONG cbMax,
 974                                                          ULONG* pcbData)
 975 {
 976     IMoniker *This = impl_from_IROTData(iface);
 977     ItemMonikerImpl *This1 = (ItemMonikerImpl *)This;
 978     int len = (strlenW(This1->itemName)+1);
 979     int i;
 980     LPWSTR pszItemName;
 981     LPWSTR pszItemDelimiter;
 982
 983     TRACE("(%p, %lu, %p)\n", pbData, cbMax, pcbData);
 984
 985     *pcbData = sizeof(CLSID) + sizeof(WCHAR) + len * sizeof(WCHAR);
 986     if (cbMax < *pcbData)
 987         return E_OUTOFMEMORY;
 988
 989     /* write CLSID */
 990     memcpy(pbData, &CLSID_ItemMoniker, sizeof(CLSID));
 991     /* write delimiter */
 992     pszItemDelimiter = (LPWSTR)(pbData+sizeof(CLSID));
 993     *pszItemDelimiter = *This1->itemDelimiter;
 994     /* write name */
 995     pszItemName = pszItemDelimiter + 1;
 996     for (i = 0; i < len; i++)
 997         pszItemName[i] = toupperW(This1->itemName[i]);
 998
 999     return S_OK;
1000 }
1001
1002 /******************************************************************************
1003  *        CreateItemMoniker     [OLE32.@]
1004  ******************************************************************************/
1005 HRESULT WINAPI CreateItemMoniker(LPCOLESTR lpszDelim,LPCOLESTR  lpszItem, LPMONIKER * ppmk)
1006 {
1007     ItemMonikerImpl* newItemMoniker;
1008     HRESULT        hr;
1009
1010     TRACE("(%s,%s,%p)\n",debugstr_w(lpszDelim),debugstr_w(lpszItem),ppmk);
1011
1012     newItemMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(ItemMonikerImpl));
1013
1014     if (!newItemMoniker)
1015         return STG_E_INSUFFICIENTMEMORY;
1016
1017     hr = ItemMonikerImpl_Construct(newItemMoniker,lpszDelim,lpszItem);
1018
1019     if (FAILED(hr)){
1020
1021         HeapFree(GetProcessHeap(),0,newItemMoniker);
1022     return hr;
1023     }
1024
1025     return ItemMonikerImpl_QueryInterface((IMoniker*)newItemMoniker,&IID_IMoniker,(void**)ppmk);
1026 }
1027
1028 static HRESULT WINAPI ItemMonikerCF_QueryInterface(LPCLASSFACTORY iface,
1029                                                   REFIID riid, LPVOID *ppv)
1030 {
1031     *ppv = NULL;
1032     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
1033     {
1034         *ppv = iface;
1035         IUnknown_AddRef(iface);
1036         return S_OK;
1037     }
1038     return E_NOINTERFACE;
1039 }
1040
1041 static ULONG WINAPI ItemMonikerCF_AddRef(LPCLASSFACTORY iface)
1042 {
1043     return 2; /* non-heap based object */
1044 }
1045
1046 static ULONG WINAPI ItemMonikerCF_Release(LPCLASSFACTORY iface)
1047 {
1048     return 1; /* non-heap based object */
1049 }
1050
1051 static HRESULT WINAPI ItemMonikerCF_CreateInstance(LPCLASSFACTORY iface,
1052     LPUNKNOWN pUnk, REFIID riid, LPVOID *ppv)
1053 {
1054     ItemMonikerImpl* newItemMoniker;
1055     HRESULT  hr;
1056     static const WCHAR wszEmpty[] = { 0 };
1057
1058     TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
1059
1060     *ppv = NULL;
1061
1062     if (pUnk)
1063         return CLASS_E_NOAGGREGATION;
1064
1065     newItemMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(ItemMonikerImpl));
1066     if (!newItemMoniker)
1067         return E_OUTOFMEMORY;
1068
1069     hr = ItemMonikerImpl_Construct(newItemMoniker, wszEmpty, wszEmpty);
1070
1071     if (SUCCEEDED(hr))
1072         hr = ItemMonikerImpl_QueryInterface((IMoniker*)newItemMoniker, riid, ppv);
1073     if (FAILED(hr))
1074         HeapFree(GetProcessHeap(),0,newItemMoniker);
1075
1076     return hr;
1077 }
1078
1079 static HRESULT WINAPI ItemMonikerCF_LockServer(LPCLASSFACTORY iface, BOOL fLock)
1080 {
1081     FIXME("(%d), stub!\n",fLock);
1082     return S_OK;
1083 }
1084
1085 static const IClassFactoryVtbl ItemMonikerCFVtbl =
1086 {
1087     ItemMonikerCF_QueryInterface,
1088     ItemMonikerCF_AddRef,
1089     ItemMonikerCF_Release,
1090     ItemMonikerCF_CreateInstance,
1091     ItemMonikerCF_LockServer
1092 };
1093 static const IClassFactoryVtbl *ItemMonikerCF = &ItemMonikerCFVtbl;
1094
1095 HRESULT ItemMonikerCF_Create(REFIID riid, LPVOID *ppv)
1096 {
1097     return IClassFactory_QueryInterface((IClassFactory *)&ItemMonikerCF, riid, ppv);
1098 }