git.oblomov.eu Git - wine/blob - dlls/shell32/shelllink.c

   1 /*
   2  *
   3  *      Copyright 1997  Marcus Meissner
   4  *      Copyright 1998  Juergen Schmied
   5  *      Copyright 2005  Mike McCormack
   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  * NOTES
  22  *   Nearly complete information about the binary formats
  23  *   of .lnk files available at http://www.wotsit.org
  24  *
  25  *  You can use winedump to examine the contents of a link file:
  26  *   winedump lnk sc.lnk
  27  *
  28  *  MSI advertised shortcuts are totally undocumented.  They provide an
  29  *   icon for a program that is not yet installed, and invoke MSI to
  30  *   install the program when the shortcut is clicked on.  They are
  31  *   created by passing a special string to SetPath, and the information
  32  *   in that string is parsed an stored.
  33  */
  34
  35 #define COBJMACROS
  36 #define NONAMELESSUNION
  37
  38 #include "wine/debug.h"
  39 #include "winerror.h"
  40 #include "windef.h"
  41 #include "winbase.h"
  42 #include "winnls.h"
  43 #include "winreg.h"
  44
  45 #include "winuser.h"
  46 #include "wingdi.h"
  47 #include "shlobj.h"
  48 #include "undocshell.h"
  49
  50 #include "pidl.h"
  51 #include "shell32_main.h"
  52 #include "shlguid.h"
  53 #include "shlwapi.h"
  54 #include "msi.h"
  55 #include "appmgmt.h"
  56
  57 #include "initguid.h"
  58
  59 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  60
  61 DEFINE_GUID( SHELL32_AdvtShortcutProduct,
  62        0x9db1186f,0x40df,0x11d1,0xaa,0x8c,0x00,0xc0,0x4f,0xb6,0x78,0x63);
  63 DEFINE_GUID( SHELL32_AdvtShortcutComponent,
  64        0x9db1186e,0x40df,0x11d1,0xaa,0x8c,0x00,0xc0,0x4f,0xb6,0x78,0x63);
  65
  66 /* link file formats */
  67
  68 #include "pshpack1.h"
  69
  70 typedef struct _LINK_HEADER
  71 {
  72         DWORD    dwSize;        /* 0x00 size of the header - 0x4c */
  73         GUID     MagicGuid;     /* 0x04 is CLSID_ShellLink */
  74         DWORD    dwFlags;       /* 0x14 describes elements following */
  75         DWORD    dwFileAttr;    /* 0x18 attributes of the target file */
  76         FILETIME Time1;         /* 0x1c */
  77         FILETIME Time2;         /* 0x24 */
  78         FILETIME Time3;         /* 0x2c */
  79         DWORD    dwFileLength;  /* 0x34 File length */
  80         DWORD    nIcon;         /* 0x38 icon number */
  81         DWORD   fStartup;       /* 0x3c startup type */
  82         DWORD   wHotKey;        /* 0x40 hotkey */
  83         DWORD   Unknown5;       /* 0x44 */
  84         DWORD   Unknown6;       /* 0x48 */
  85 } LINK_HEADER, * PLINK_HEADER;
  86
  87 #define SHLINK_LOCAL  0
  88 #define SHLINK_REMOTE 1
  89
  90 typedef struct _LOCATION_INFO
  91 {
  92     DWORD  dwTotalSize;
  93     DWORD  dwHeaderSize;
  94     DWORD  dwFlags;
  95     DWORD  dwVolTableOfs;
  96     DWORD  dwLocalPathOfs;
  97     DWORD  dwNetworkVolTableOfs;
  98     DWORD  dwFinalPathOfs;
  99 } LOCATION_INFO;
 100
 101 typedef struct _LOCAL_VOLUME_INFO
 102 {
 103     DWORD dwSize;
 104     DWORD dwType;
 105     DWORD dwVolSerial;
 106     DWORD dwVolLabelOfs;
 107 } LOCAL_VOLUME_INFO;
 108
 109 typedef struct volume_info_t
 110 {
 111     DWORD type;
 112     DWORD serial;
 113     WCHAR label[12];  /* assume 8.3 */
 114 } volume_info;
 115
 116 #include "poppack.h"
 117
 118 static const IShellLinkAVtbl slvt;
 119 static const IShellLinkWVtbl slvtw;
 120 static const IPersistFileVtbl pfvt;
 121 static const IPersistStreamVtbl psvt;
 122 static const IShellLinkDataListVtbl dlvt;
 123 static const IShellExtInitVtbl eivt;
 124 static const IContextMenuVtbl cmvt;
 125 static const IObjectWithSiteVtbl owsvt;
 126
 127 /* IShellLink Implementation */
 128
 129 typedef struct
 130 {
 131         const IShellLinkAVtbl *lpVtbl;
 132         const IShellLinkWVtbl *lpvtblw;
 133         const IPersistFileVtbl *lpvtblPersistFile;
 134         const IPersistStreamVtbl *lpvtblPersistStream;
 135         const IShellLinkDataListVtbl *lpvtblShellLinkDataList;
 136         const IShellExtInitVtbl *lpvtblShellExtInit;
 137         const IContextMenuVtbl *lpvtblContextMenu;
 138         const IObjectWithSiteVtbl *lpvtblObjectWithSite;
 139
 140         LONG            ref;
 141
 142         /* data structures according to the information in the link */
 143         LPITEMIDLIST    pPidl;
 144         WORD            wHotKey;
 145         SYSTEMTIME      time1;
 146         SYSTEMTIME      time2;
 147         SYSTEMTIME      time3;
 148
 149         DWORD         iShowCmd;
 150         LPWSTR        sIcoPath;
 151         INT           iIcoNdx;
 152         LPWSTR        sPath;
 153         LPWSTR        sArgs;
 154         LPWSTR        sWorkDir;
 155         LPWSTR        sDescription;
 156         LPWSTR        sPathRel;
 157         LPWSTR        sProduct;
 158         LPWSTR        sComponent;
 159         volume_info   volume;
 160
 161         BOOL          bDirty;
 162         INT           iIdOpen;  /* id of the "Open" entry in the context menu */
 163         IUnknown      *site;
 164 } IShellLinkImpl;
 165
 166 static inline IShellLinkImpl *impl_from_IShellLinkW( IShellLinkW *iface )
 167 {
 168     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblw));
 169 }
 170
 171 static inline IShellLinkImpl *impl_from_IPersistFile( IPersistFile *iface )
 172 {
 173     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblPersistFile));
 174 }
 175
 176 static inline IShellLinkImpl *impl_from_IPersistStream( IPersistStream *iface )
 177 {
 178     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblPersistStream));
 179 }
 180
 181 static inline IShellLinkImpl *impl_from_IShellLinkDataList( IShellLinkDataList *iface )
 182 {
 183     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblShellLinkDataList));
 184 }
 185
 186 static inline IShellLinkImpl *impl_from_IShellExtInit( IShellExtInit *iface )
 187 {
 188     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblShellExtInit));
 189 }
 190
 191 static inline IShellLinkImpl *impl_from_IContextMenu( IContextMenu *iface )
 192 {
 193     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblContextMenu));
 194 }
 195
 196 static inline IShellLinkImpl *impl_from_IObjectWithSite( IObjectWithSite *iface )
 197 {
 198     return (IShellLinkImpl *)((char*)iface - FIELD_OFFSET(IShellLinkImpl, lpvtblObjectWithSite));
 199 }
 200
 201 static HRESULT ShellLink_UpdatePath(LPCWSTR sPathRel, LPCWSTR path, LPCWSTR sWorkDir, LPWSTR* psPath);
 202
 203 /* strdup on the process heap */
 204 static inline LPWSTR HEAP_strdupAtoW( HANDLE heap, DWORD flags, LPCSTR str)
 205 {
 206     INT len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
 207     LPWSTR p = HeapAlloc( heap, flags, len*sizeof (WCHAR) );
 208     if( !p )
 209         return p;
 210     MultiByteToWideChar( CP_ACP, 0, str, -1, p, len );
 211     return p;
 212 }
 213
 214 static inline LPWSTR strdupW( LPCWSTR src )
 215 {
 216     LPWSTR dest;
 217     if (!src) return NULL;
 218     dest = HeapAlloc( GetProcessHeap(), 0, (lstrlenW(src)+1)*sizeof(WCHAR) );
 219     if (dest)
 220         lstrcpyW(dest, src);
 221     return dest;
 222 }
 223
 224 /**************************************************************************
 225  *  ShellLink::QueryInterface implementation
 226  */
 227 static HRESULT ShellLink_QueryInterface( IShellLinkImpl *This, REFIID riid,  LPVOID *ppvObj)
 228 {
 229     TRACE("(%p)->(\n\tIID:\t%s)\n",This,debugstr_guid(riid));
 230
 231     *ppvObj = NULL;
 232
 233     if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IShellLinkA))
 234     {
 235         *ppvObj = This;
 236     }
 237     else if(IsEqualIID(riid, &IID_IShellLinkW))
 238     {
 239         *ppvObj = &(This->lpvtblw);
 240     }
 241     else if(IsEqualIID(riid, &IID_IPersistFile))
 242     {
 243         *ppvObj = &(This->lpvtblPersistFile);
 244     }
 245     else if(IsEqualIID(riid, &IID_IPersistStream))
 246     {
 247         *ppvObj = &(This->lpvtblPersistStream);
 248     }
 249     else if(IsEqualIID(riid, &IID_IShellLinkDataList))
 250     {
 251         *ppvObj = &(This->lpvtblShellLinkDataList);
 252     }
 253     else if(IsEqualIID(riid, &IID_IShellExtInit))
 254     {
 255         *ppvObj = &(This->lpvtblShellExtInit);
 256     }
 257     else if(IsEqualIID(riid, &IID_IContextMenu))
 258     {
 259         *ppvObj = &(This->lpvtblContextMenu);
 260     }
 261     else if(IsEqualIID(riid, &IID_IObjectWithSite))
 262     {
 263         *ppvObj = &(This->lpvtblObjectWithSite);
 264     }
 265
 266     if(*ppvObj)
 267     {
 268         IUnknown_AddRef((IUnknown*)(*ppvObj));
 269         TRACE("-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
 270         return S_OK;
 271     }
 272     ERR("-- Interface: E_NOINTERFACE\n");
 273     return E_NOINTERFACE;
 274 }
 275
 276 /**************************************************************************
 277  *  ShellLink::AddRef implementation
 278  */
 279 static ULONG ShellLink_AddRef( IShellLinkImpl *This )
 280 {
 281     ULONG refCount = InterlockedIncrement(&This->ref);
 282
 283     TRACE("(%p)->(count=%u)\n", This, refCount - 1);
 284
 285     return refCount;
 286 }
 287
 288 /**************************************************************************
 289  *  ShellLink::Release implementation
 290  */
 291 static ULONG ShellLink_Release( IShellLinkImpl *This )
 292 {
 293     ULONG refCount = InterlockedDecrement(&This->ref);
 294
 295     TRACE("(%p)->(count=%u)\n", This, refCount + 1);
 296
 297     if (refCount)
 298         return refCount;
 299
 300     TRACE("-- destroying IShellLink(%p)\n",This);
 301
 302     HeapFree(GetProcessHeap(), 0, This->sIcoPath);
 303     HeapFree(GetProcessHeap(), 0, This->sArgs);
 304     HeapFree(GetProcessHeap(), 0, This->sWorkDir);
 305     HeapFree(GetProcessHeap(), 0, This->sDescription);
 306     HeapFree(GetProcessHeap(),0,This->sPath);
 307
 308     if (This->site)
 309         IUnknown_Release( This->site );
 310
 311     if (This->pPidl)
 312         ILFree(This->pPidl);
 313
 314     LocalFree(This);
 315
 316     return 0;
 317 }
 318
 319 static HRESULT ShellLink_GetClassID( IShellLinkImpl *This, CLSID *pclsid )
 320 {
 321     TRACE("%p %p\n", This, pclsid);
 322
 323     *pclsid = CLSID_ShellLink;
 324     return S_OK;
 325 }
 326
 327 /**************************************************************************
 328  *  IPersistFile_QueryInterface
 329  */
 330 static HRESULT WINAPI IPersistFile_fnQueryInterface(
 331         IPersistFile* iface,
 332         REFIID riid,
 333         LPVOID *ppvObj)
 334 {
 335     IShellLinkImpl *This = impl_from_IPersistFile(iface);
 336     return ShellLink_QueryInterface( This, riid, ppvObj );
 337 }
 338
 339 /******************************************************************************
 340  * IPersistFile_AddRef
 341  */
 342 static ULONG WINAPI IPersistFile_fnAddRef(IPersistFile* iface)
 343 {
 344     IShellLinkImpl *This = impl_from_IPersistFile(iface);
 345     return ShellLink_AddRef( This );
 346 }
 347
 348 /******************************************************************************
 349  * IPersistFile_Release
 350  */
 351 static ULONG WINAPI IPersistFile_fnRelease(IPersistFile* iface)
 352 {
 353     IShellLinkImpl *This = impl_from_IPersistFile(iface);
 354     return IShellLinkA_Release((IShellLinkA*)This);
 355 }
 356
 357 static HRESULT WINAPI IPersistFile_fnGetClassID(IPersistFile* iface, CLSID *pClassID)
 358 {
 359     IShellLinkImpl *This = impl_from_IPersistFile(iface);
 360     return ShellLink_GetClassID( This, pClassID );
 361 }
 362
 363 static HRESULT WINAPI IPersistFile_fnIsDirty(IPersistFile* iface)
 364 {
 365         IShellLinkImpl *This = impl_from_IPersistFile(iface);
 366
 367         TRACE("(%p)\n",This);
 368
 369         if (This->bDirty)
 370             return S_OK;
 371
 372         return S_FALSE;
 373 }
 374
 375 static HRESULT WINAPI IPersistFile_fnLoad(IPersistFile* iface, LPCOLESTR pszFileName, DWORD dwMode)
 376 {
 377         IShellLinkImpl *This = impl_from_IPersistFile(iface);
 378         IPersistStream *StreamThis = (IPersistStream *)&This->lpvtblPersistStream;
 379         HRESULT r;
 380         IStream *stm;
 381
 382         TRACE("(%p, %s, %x)\n",This, debugstr_w(pszFileName), dwMode);
 383
 384         if( dwMode == 0 )
 385                 dwMode = STGM_READ | STGM_SHARE_DENY_WRITE;
 386         r = SHCreateStreamOnFileW(pszFileName, dwMode, &stm);
 387         if( SUCCEEDED( r ) )
 388         {
 389             r = IPersistStream_Load(StreamThis, stm);
 390             ShellLink_UpdatePath(This->sPathRel, pszFileName, This->sWorkDir, &This->sPath);
 391             IStream_Release( stm );
 392             This->bDirty = FALSE;
 393         }
 394         TRACE("-- returning hr %08x\n", r);
 395         return r;
 396 }
 397
 398 static BOOL StartLinkProcessor( LPCOLESTR szLink )
 399 {
 400     static const WCHAR szFormat[] = {
 401         'w','i','n','e','m','e','n','u','b','u','i','l','d','e','r','.','e','x','e',
 402         ' ','-','w',' ','"','%','s','"',0 };
 403     LONG len;
 404     LPWSTR buffer;
 405     STARTUPINFOW si;
 406     PROCESS_INFORMATION pi;
 407     BOOL ret;
 408
 409     len = sizeof(szFormat) + lstrlenW( szLink ) * sizeof(WCHAR);
 410     buffer = HeapAlloc( GetProcessHeap(), 0, len );
 411     if( !buffer )
 412         return FALSE;
 413
 414     wsprintfW( buffer, szFormat, szLink );
 415
 416     TRACE("starting %s\n",debugstr_w(buffer));
 417
 418     memset(&si, 0, sizeof(si));
 419     si.cb = sizeof(si);
 420
 421     ret = CreateProcessW( NULL, buffer, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi );
 422
 423     HeapFree( GetProcessHeap(), 0, buffer );
 424
 425     if (ret)
 426     {
 427         CloseHandle( pi.hProcess );
 428         CloseHandle( pi.hThread );
 429     }
 430
 431     return ret;
 432 }
 433
 434 static HRESULT WINAPI IPersistFile_fnSave(IPersistFile* iface, LPCOLESTR pszFileName, BOOL fRemember)
 435 {
 436     IShellLinkImpl *This = impl_from_IPersistFile(iface);
 437     IPersistStream *StreamThis = (IPersistStream *)&This->lpvtblPersistStream;
 438     HRESULT r;
 439     IStream *stm;
 440
 441     TRACE("(%p)->(%s)\n",This,debugstr_w(pszFileName));
 442
 443     if (!pszFileName)
 444         return E_FAIL;
 445
 446     r = SHCreateStreamOnFileW( pszFileName, STGM_READWRITE | STGM_CREATE | STGM_SHARE_EXCLUSIVE, &stm );
 447     if( SUCCEEDED( r ) )
 448     {
 449         r = IPersistStream_Save(StreamThis, stm, FALSE);
 450         IStream_Release( stm );
 451
 452         if( SUCCEEDED( r ) )
 453         {
 454             StartLinkProcessor( pszFileName );
 455
 456             This->bDirty = FALSE;
 457         }
 458         else
 459         {
 460             DeleteFileW( pszFileName );
 461             WARN("Failed to create shortcut %s\n", debugstr_w(pszFileName) );
 462         }
 463     }
 464
 465     return r;
 466 }
 467
 468 static HRESULT WINAPI IPersistFile_fnSaveCompleted(IPersistFile* iface, LPCOLESTR pszFileName)
 469 {
 470         IShellLinkImpl *This = impl_from_IPersistFile(iface);
 471         FIXME("(%p)->(%s)\n",This,debugstr_w(pszFileName));
 472         return NOERROR;
 473 }
 474
 475 static HRESULT WINAPI IPersistFile_fnGetCurFile(IPersistFile* iface, LPOLESTR *ppszFileName)
 476 {
 477         IShellLinkImpl *This = impl_from_IPersistFile(iface);
 478         FIXME("(%p)\n",This);
 479         return NOERROR;
 480 }
 481
 482 static const IPersistFileVtbl pfvt =
 483 {
 484         IPersistFile_fnQueryInterface,
 485         IPersistFile_fnAddRef,
 486         IPersistFile_fnRelease,
 487         IPersistFile_fnGetClassID,
 488         IPersistFile_fnIsDirty,
 489         IPersistFile_fnLoad,
 490         IPersistFile_fnSave,
 491         IPersistFile_fnSaveCompleted,
 492         IPersistFile_fnGetCurFile
 493 };
 494
 495 /************************************************************************
 496  * IPersistStream_QueryInterface
 497  */
 498 static HRESULT WINAPI IPersistStream_fnQueryInterface(
 499         IPersistStream* iface,
 500         REFIID     riid,
 501         VOID**     ppvObj)
 502 {
 503     IShellLinkImpl *This = impl_from_IPersistStream(iface);
 504     return ShellLink_QueryInterface( This, riid, ppvObj );
 505 }
 506
 507 /************************************************************************
 508  * IPersistStream_Release
 509  */
 510 static ULONG WINAPI IPersistStream_fnRelease(
 511         IPersistStream* iface)
 512 {
 513     IShellLinkImpl *This = impl_from_IPersistStream(iface);
 514     return IShellLinkA_Release((IShellLinkA*)This);
 515 }
 516
 517 /************************************************************************
 518  * IPersistStream_AddRef
 519  */
 520 static ULONG WINAPI IPersistStream_fnAddRef(
 521         IPersistStream* iface)
 522 {
 523     IShellLinkImpl *This = impl_from_IPersistStream(iface);
 524     return ShellLink_AddRef( This );
 525 }
 526
 527 /************************************************************************
 528  * IPersistStream_GetClassID
 529  *
 530  */
 531 static HRESULT WINAPI IPersistStream_fnGetClassID(
 532         IPersistStream* iface,
 533         CLSID* pClassID)
 534 {
 535     IShellLinkImpl *This = impl_from_IPersistStream(iface);
 536     return ShellLink_GetClassID( This, pClassID );
 537 }
 538
 539 /************************************************************************
 540  * IPersistStream_IsDirty (IPersistStream)
 541  */
 542 static HRESULT WINAPI IPersistStream_fnIsDirty(
 543         IPersistStream*  iface)
 544 {
 545         IShellLinkImpl *This = impl_from_IPersistStream(iface);
 546
 547         TRACE("(%p)\n", This);
 548
 549         return S_OK;
 550 }
 551
 552
 553 static HRESULT Stream_LoadString( IStream* stm, BOOL unicode, LPWSTR *pstr )
 554 {
 555     DWORD count;
 556     USHORT len;
 557     LPVOID temp;
 558     LPWSTR str;
 559     HRESULT r;
 560
 561     TRACE("%p\n", stm);
 562
 563     count = 0;
 564     r = IStream_Read(stm, &len, sizeof(len), &count);
 565     if ( FAILED (r) || ( count != sizeof(len) ) )
 566         return E_FAIL;
 567
 568     if( unicode )
 569         len *= sizeof (WCHAR);
 570
 571     TRACE("reading %d\n", len);
 572     temp = HeapAlloc(GetProcessHeap(), 0, len+sizeof(WCHAR));
 573     if( !temp )
 574         return E_OUTOFMEMORY;
 575     count = 0;
 576     r = IStream_Read(stm, temp, len, &count);
 577     if( FAILED (r) || ( count != len ) )
 578     {
 579         HeapFree( GetProcessHeap(), 0, temp );
 580         return E_FAIL;
 581     }
 582
 583     TRACE("read %s\n", debugstr_an(temp,len));
 584
 585     /* convert to unicode if necessary */
 586     if( !unicode )
 587     {
 588         count = MultiByteToWideChar( CP_ACP, 0, temp, len, NULL, 0 );
 589         str = HeapAlloc( GetProcessHeap(), 0, (count+1)*sizeof (WCHAR) );
 590         if( !str )
 591         {
 592             HeapFree( GetProcessHeap(), 0, temp );
 593             return E_OUTOFMEMORY;
 594         }
 595         MultiByteToWideChar( CP_ACP, 0, temp, len, str, count );
 596         HeapFree( GetProcessHeap(), 0, temp );
 597     }
 598     else
 599     {
 600         count /= 2;
 601         str = temp;
 602     }
 603     str[count] = 0;
 604
 605     *pstr = str;
 606
 607     return S_OK;
 608 }
 609
 610 static HRESULT Stream_ReadChunk( IStream* stm, LPVOID *data )
 611 {
 612     DWORD size;
 613     ULONG count;
 614     HRESULT r;
 615     struct sized_chunk {
 616         DWORD size;
 617         unsigned char data[1];
 618     } *chunk;
 619
 620     TRACE("%p\n",stm);
 621
 622     r = IStream_Read( stm, &size, sizeof(size), &count );
 623     if( FAILED( r )  || count != sizeof(size) )
 624         return E_FAIL;
 625
 626     chunk = HeapAlloc( GetProcessHeap(), 0, size );
 627     if( !chunk )
 628         return E_OUTOFMEMORY;
 629
 630     chunk->size = size;
 631     r = IStream_Read( stm, chunk->data, size - sizeof(size), &count );
 632     if( FAILED( r ) || count != (size - sizeof(size)) )
 633     {
 634         HeapFree( GetProcessHeap(), 0, chunk );
 635         return E_FAIL;
 636     }
 637
 638     TRACE("Read %d bytes\n",chunk->size);
 639
 640     *data = chunk;
 641
 642     return S_OK;
 643 }
 644
 645 static BOOL Stream_LoadVolume( LOCAL_VOLUME_INFO *vol, volume_info *volume )
 646 {
 647     const int label_sz = sizeof volume->label/sizeof volume->label[0];
 648     LPSTR label;
 649     int len;
 650
 651     volume->serial = vol->dwVolSerial;
 652     volume->type = vol->dwType;
 653
 654     if( !vol->dwVolLabelOfs )
 655         return FALSE;
 656     if( vol->dwSize <= vol->dwVolLabelOfs )
 657         return FALSE;
 658     len = vol->dwSize - vol->dwVolLabelOfs;
 659
 660     label = (LPSTR) vol;
 661     label += vol->dwVolLabelOfs;
 662     MultiByteToWideChar( CP_ACP, 0, label, len, volume->label, label_sz-1);
 663
 664     return TRUE;
 665 }
 666
 667 static LPWSTR Stream_LoadPath( LPCSTR p, DWORD maxlen )
 668 {
 669     int len = 0, wlen;
 670     LPWSTR path;
 671
 672     while( p[len] && (len < maxlen) )
 673         len++;
 674
 675     wlen = MultiByteToWideChar(CP_ACP, 0, p, len, NULL, 0);
 676     path = HeapAlloc(GetProcessHeap(), 0, (wlen+1)*sizeof(WCHAR));
 677     MultiByteToWideChar(CP_ACP, 0, p, len, path, wlen);
 678     path[wlen] = 0;
 679
 680     return path;
 681 }
 682
 683 static HRESULT Stream_LoadLocation( IStream *stm,
 684                 volume_info *volume, LPWSTR *path )
 685 {
 686     char *p = NULL;
 687     LOCATION_INFO *loc;
 688     HRESULT r;
 689     DWORD n;
 690
 691     r = Stream_ReadChunk( stm, (LPVOID*) &p );
 692     if( FAILED(r) )
 693         return r;
 694
 695     loc = (LOCATION_INFO*) p;
 696     if (loc->dwTotalSize < sizeof(LOCATION_INFO))
 697     {
 698         HeapFree( GetProcessHeap(), 0, p );
 699         return E_FAIL;
 700     }
 701
 702     /* if there's valid local volume information, load it */
 703     if( loc->dwVolTableOfs &&
 704        ((loc->dwVolTableOfs + sizeof(LOCAL_VOLUME_INFO)) <= loc->dwTotalSize) )
 705     {
 706         LOCAL_VOLUME_INFO *volume_info;
 707
 708         volume_info = (LOCAL_VOLUME_INFO*) &p[loc->dwVolTableOfs];
 709         Stream_LoadVolume( volume_info, volume );
 710     }
 711
 712     /* if there's a local path, load it */
 713     n = loc->dwLocalPathOfs;
 714     if( n && (n < loc->dwTotalSize) )
 715         *path = Stream_LoadPath( &p[n], loc->dwTotalSize - n );
 716
 717     TRACE("type %d serial %08x name %s path %s\n", volume->type,
 718           volume->serial, debugstr_w(volume->label), debugstr_w(*path));
 719
 720     HeapFree( GetProcessHeap(), 0, p );
 721     return S_OK;
 722 }
 723
 724 /*
 725  *  The format of the advertised shortcut info seems to be:
 726  *
 727  *  Offset     Description
 728  *  ------     -----------
 729  *
 730  *    0          Length of the block (4 bytes, usually 0x314)
 731  *    4          tag (dword)
 732  *    8          string data in ASCII
 733  *    8+0x104    string data in UNICODE
 734  *
 735  * In the original Win32 implementation the buffers are not initialized
 736  *  to zero, so data trailing the string is random garbage.
 737  */
 738 static HRESULT Stream_LoadAdvertiseInfo( IStream* stm, LPWSTR *str )
 739 {
 740     DWORD size;
 741     ULONG count;
 742     HRESULT r;
 743     EXP_DARWIN_LINK buffer;
 744
 745     TRACE("%p\n",stm);
 746
 747     r = IStream_Read( stm, &buffer.dbh.cbSize, sizeof (DWORD), &count );
 748     if( FAILED( r ) )
 749         return r;
 750
 751     /* make sure that we read the size of the structure even on error */
 752     size = sizeof buffer - sizeof (DWORD);
 753     if( buffer.dbh.cbSize != sizeof buffer )
 754     {
 755         ERR("Ooops.  This structure is not as expected...\n");
 756         return E_FAIL;
 757     }
 758
 759     r = IStream_Read( stm, &buffer.dbh.dwSignature, size, &count );
 760     if( FAILED( r ) )
 761         return r;
 762
 763     if( count != size )
 764         return E_FAIL;
 765
 766     TRACE("magic %08x  string = %s\n", buffer.dbh.dwSignature, debugstr_w(buffer.szwDarwinID));
 767
 768     if( (buffer.dbh.dwSignature&0xffff0000) != 0xa0000000 )
 769     {
 770         ERR("Unknown magic number %08x in advertised shortcut\n", buffer.dbh.dwSignature);
 771         return E_FAIL;
 772     }
 773
 774     *str = HeapAlloc( GetProcessHeap(), 0,
 775                      (lstrlenW(buffer.szwDarwinID)+1) * sizeof(WCHAR) );
 776     lstrcpyW( *str, buffer.szwDarwinID );
 777
 778     return S_OK;
 779 }
 780
 781 /************************************************************************
 782  * IPersistStream_Load (IPersistStream)
 783  */
 784 static HRESULT WINAPI IPersistStream_fnLoad(
 785     IPersistStream*  iface,
 786     IStream*         stm)
 787 {
 788     LINK_HEADER hdr;
 789     ULONG    dwBytesRead;
 790     BOOL     unicode;
 791     HRESULT  r;
 792     DWORD    zero;
 793
 794     IShellLinkImpl *This = impl_from_IPersistStream(iface);
 795
 796     TRACE("%p %p\n", This, stm);
 797
 798     if( !stm )
 799         return STG_E_INVALIDPOINTER;
 800
 801     dwBytesRead = 0;
 802     r = IStream_Read(stm, &hdr, sizeof(hdr), &dwBytesRead);
 803     if( FAILED( r ) )
 804         return r;
 805
 806     if( dwBytesRead != sizeof(hdr))
 807         return E_FAIL;
 808     if( hdr.dwSize != sizeof(hdr))
 809         return E_FAIL;
 810     if( !IsEqualIID(&hdr.MagicGuid, &CLSID_ShellLink) )
 811         return E_FAIL;
 812
 813     /* free all the old stuff */
 814     ILFree(This->pPidl);
 815     This->pPidl = NULL;
 816     memset( &This->volume, 0, sizeof This->volume );
 817     HeapFree(GetProcessHeap(), 0, This->sPath);
 818     This->sPath = NULL;
 819     HeapFree(GetProcessHeap(), 0, This->sDescription);
 820     This->sDescription = NULL;
 821     HeapFree(GetProcessHeap(), 0, This->sPathRel);
 822     This->sPathRel = NULL;
 823     HeapFree(GetProcessHeap(), 0, This->sWorkDir);
 824     This->sWorkDir = NULL;
 825     HeapFree(GetProcessHeap(), 0, This->sArgs);
 826     This->sArgs = NULL;
 827     HeapFree(GetProcessHeap(), 0, This->sIcoPath);
 828     This->sIcoPath = NULL;
 829     HeapFree(GetProcessHeap(), 0, This->sProduct);
 830     This->sProduct = NULL;
 831     HeapFree(GetProcessHeap(), 0, This->sComponent);
 832     This->sComponent = NULL;
 833
 834     This->wHotKey = (WORD)hdr.wHotKey;
 835     This->iIcoNdx = hdr.nIcon;
 836     FileTimeToSystemTime (&hdr.Time1, &This->time1);
 837     FileTimeToSystemTime (&hdr.Time2, &This->time2);
 838     FileTimeToSystemTime (&hdr.Time3, &This->time3);
 839     if (TRACE_ON(shell))
 840     {
 841         WCHAR sTemp[MAX_PATH];
 842         GetDateFormatW(LOCALE_USER_DEFAULT,DATE_SHORTDATE, &This->time1,
 843                        NULL, sTemp, sizeof(sTemp)/sizeof(*sTemp));
 844         TRACE("-- time1: %s\n", debugstr_w(sTemp) );
 845         GetDateFormatW(LOCALE_USER_DEFAULT,DATE_SHORTDATE, &This->time2,
 846                        NULL, sTemp, sizeof(sTemp)/sizeof(*sTemp));
 847         TRACE("-- time2: %s\n", debugstr_w(sTemp) );
 848         GetDateFormatW(LOCALE_USER_DEFAULT,DATE_SHORTDATE, &This->time3,
 849                        NULL, sTemp, sizeof(sTemp)/sizeof(*sTemp));
 850         TRACE("-- time3: %s\n", debugstr_w(sTemp) );
 851     }
 852
 853     /* load all the new stuff */
 854     if( hdr.dwFlags & SLDF_HAS_ID_LIST )
 855     {
 856         r = ILLoadFromStream( stm, &This->pPidl );
 857         if( FAILED( r ) )
 858             return r;
 859     }
 860     pdump(This->pPidl);
 861
 862     /* load the location information */
 863     if( hdr.dwFlags & SLDF_HAS_LINK_INFO )
 864         r = Stream_LoadLocation( stm, &This->volume, &This->sPath );
 865     if( FAILED( r ) )
 866         goto end;
 867
 868     unicode = hdr.dwFlags & SLDF_UNICODE;
 869     if( hdr.dwFlags & SLDF_HAS_NAME )
 870     {
 871         r = Stream_LoadString( stm, unicode, &This->sDescription );
 872         TRACE("Description  -> %s\n",debugstr_w(This->sDescription));
 873     }
 874     if( FAILED( r ) )
 875         goto end;
 876
 877     if( hdr.dwFlags & SLDF_HAS_RELPATH )
 878     {
 879         r = Stream_LoadString( stm, unicode, &This->sPathRel );
 880         TRACE("Relative Path-> %s\n",debugstr_w(This->sPathRel));
 881     }
 882     if( FAILED( r ) )
 883         goto end;
 884
 885     if( hdr.dwFlags & SLDF_HAS_WORKINGDIR )
 886     {
 887         r = Stream_LoadString( stm, unicode, &This->sWorkDir );
 888         TRACE("Working Dir  -> %s\n",debugstr_w(This->sWorkDir));
 889     }
 890     if( FAILED( r ) )
 891         goto end;
 892
 893     if( hdr.dwFlags & SLDF_HAS_ARGS )
 894     {
 895         r = Stream_LoadString( stm, unicode, &This->sArgs );
 896         TRACE("Working Dir  -> %s\n",debugstr_w(This->sArgs));
 897     }
 898     if( FAILED( r ) )
 899         goto end;
 900
 901     if( hdr.dwFlags & SLDF_HAS_ICONLOCATION )
 902     {
 903         r = Stream_LoadString( stm, unicode, &This->sIcoPath );
 904         TRACE("Icon file    -> %s\n",debugstr_w(This->sIcoPath));
 905     }
 906     if( FAILED( r ) )
 907         goto end;
 908
 909     if( hdr.dwFlags & SLDF_HAS_LOGO3ID )
 910     {
 911         r = Stream_LoadAdvertiseInfo( stm, &This->sProduct );
 912         TRACE("Product      -> %s\n",debugstr_w(This->sProduct));
 913     }
 914     if( FAILED( r ) )
 915         goto end;
 916
 917     if( hdr.dwFlags & SLDF_HAS_DARWINID )
 918     {
 919         r = Stream_LoadAdvertiseInfo( stm, &This->sComponent );
 920         TRACE("Component    -> %s\n",debugstr_w(This->sComponent));
 921     }
 922     if( FAILED( r ) )
 923         goto end;
 924
 925     r = IStream_Read(stm, &zero, sizeof zero, &dwBytesRead);
 926     if( FAILED( r ) || zero || dwBytesRead != sizeof zero )
 927     {
 928         /* Some lnk files have extra data blocks starting with a
 929          * DATABLOCK_HEADER. For instance EXP_SPECIAL_FOLDER and an unknown
 930          * one with a 0xa0000003 signature. However these don't seem to matter
 931          * too much.
 932          */
 933         WARN("Last word was not zero\n");
 934     }
 935
 936     TRACE("OK\n");
 937
 938     pdump (This->pPidl);
 939
 940     return S_OK;
 941 end:
 942     return r;
 943 }
 944
 945 /************************************************************************
 946  * Stream_WriteString
 947  *
 948  * Helper function for IPersistStream_Save. Writes a unicode string
 949  *  with terminating nul byte to a stream, preceded by the its length.
 950  */
 951 static HRESULT Stream_WriteString( IStream* stm, LPCWSTR str )
 952 {
 953     USHORT len = lstrlenW( str ) + 1;
 954     DWORD count;
 955     HRESULT r;
 956
 957     r = IStream_Write( stm, &len, sizeof(len), &count );
 958     if( FAILED( r ) )
 959         return r;
 960
 961     len *= sizeof(WCHAR);
 962
 963     r = IStream_Write( stm, str, len, &count );
 964     if( FAILED( r ) )
 965         return r;
 966
 967     return S_OK;
 968 }
 969
 970 /************************************************************************
 971  * Stream_WriteLocationInfo
 972  *
 973  * Writes the location info to a stream
 974  *
 975  * FIXME: One day we might want to write the network volume information
 976  *        and the final path.
 977  *        Figure out how Windows deals with unicode paths here.
 978  */
 979 static HRESULT Stream_WriteLocationInfo( IStream* stm, LPCWSTR path,
 980                                          volume_info *volume )
 981 {
 982     DWORD total_size, path_size, volume_info_size, label_size, final_path_size;
 983     LOCAL_VOLUME_INFO *vol;
 984     LOCATION_INFO *loc;
 985     LPSTR szLabel, szPath, szFinalPath;
 986     ULONG count = 0;
 987     HRESULT hr;
 988
 989     TRACE("%p %s %p\n", stm, debugstr_w(path), volume);
 990
 991     /* figure out the size of everything */
 992     label_size = WideCharToMultiByte( CP_ACP, 0, volume->label, -1,
 993                                       NULL, 0, NULL, NULL );
 994     path_size = WideCharToMultiByte( CP_ACP, 0, path, -1,
 995                                      NULL, 0, NULL, NULL );
 996     volume_info_size = sizeof *vol + label_size;
 997     final_path_size = 1;
 998     total_size = sizeof *loc + volume_info_size + path_size + final_path_size;
 999
1000     /* create pointers to everything */
1001     loc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, total_size);
1002     vol = (LOCAL_VOLUME_INFO*) &loc[1];
1003     szLabel = (LPSTR) &vol[1];
1004     szPath = &szLabel[label_size];
1005     szFinalPath = &szPath[path_size];
1006
1007     /* fill in the location information header */
1008     loc->dwTotalSize = total_size;
1009     loc->dwHeaderSize = sizeof (*loc);
1010     loc->dwFlags = 1;
1011     loc->dwVolTableOfs = sizeof (*loc);
1012     loc->dwLocalPathOfs = sizeof (*loc) + volume_info_size;
1013     loc->dwNetworkVolTableOfs = 0;
1014     loc->dwFinalPathOfs = sizeof (*loc) + volume_info_size + path_size;
1015
1016     /* fill in the volume information */
1017     vol->dwSize = volume_info_size;
1018     vol->dwType = volume->type;
1019     vol->dwVolSerial = volume->serial;
1020     vol->dwVolLabelOfs = sizeof (*vol);
1021
1022     /* copy in the strings */
1023     WideCharToMultiByte( CP_ACP, 0, volume->label, -1,
1024                          szLabel, label_size, NULL, NULL );
1025     WideCharToMultiByte( CP_ACP, 0, path, -1,
1026                          szPath, path_size, NULL, NULL );
1027     szFinalPath[0] = 0;
1028
1029     hr = IStream_Write( stm, loc, total_size, &count );
1030     HeapFree(GetProcessHeap(), 0, loc);
1031
1032     return hr;
1033 }
1034
1035 static EXP_DARWIN_LINK* shelllink_build_darwinid( LPCWSTR string, DWORD magic )
1036 {
1037     EXP_DARWIN_LINK *buffer;
1038
1039     buffer = LocalAlloc( LMEM_ZEROINIT, sizeof *buffer );
1040     buffer->dbh.cbSize = sizeof *buffer;
1041     buffer->dbh.dwSignature = magic;
1042     lstrcpynW( buffer->szwDarwinID, string, MAX_PATH );
1043     WideCharToMultiByte(CP_ACP, 0, string, -1, buffer->szDarwinID, MAX_PATH, NULL, NULL );
1044
1045     return buffer;
1046 }
1047
1048 static HRESULT Stream_WriteAdvertiseInfo( IStream* stm, LPCWSTR string, DWORD magic )
1049 {
1050     EXP_DARWIN_LINK *buffer;
1051     ULONG count;
1052
1053     TRACE("%p\n",stm);
1054
1055     buffer = shelllink_build_darwinid( string, magic );
1056
1057     return IStream_Write( stm, buffer, buffer->dbh.cbSize, &count );
1058 }
1059
1060 /************************************************************************
1061  * IPersistStream_Save (IPersistStream)
1062  *
1063  * FIXME: makes assumptions about byte order
1064  */
1065 static HRESULT WINAPI IPersistStream_fnSave(
1066         IPersistStream*  iface,
1067         IStream*         stm,
1068         BOOL             fClearDirty)
1069 {
1070     LINK_HEADER header;
1071     ULONG   count;
1072     DWORD   zero;
1073     HRESULT r;
1074
1075     IShellLinkImpl *This = impl_from_IPersistStream(iface);
1076
1077     TRACE("%p %p %x\n", This, stm, fClearDirty);
1078
1079     memset(&header, 0, sizeof(header));
1080     header.dwSize = sizeof(header);
1081     header.fStartup = This->iShowCmd;
1082     header.MagicGuid = CLSID_ShellLink;
1083
1084     header.wHotKey = This->wHotKey;
1085     header.nIcon = This->iIcoNdx;
1086     header.dwFlags = SLDF_UNICODE;   /* strings are in unicode */
1087     if( This->pPidl )
1088         header.dwFlags |= SLDF_HAS_ID_LIST;
1089     if( This->sPath )
1090         header.dwFlags |= SLDF_HAS_LINK_INFO;
1091     if( This->sDescription )
1092         header.dwFlags |= SLDF_HAS_NAME;
1093     if( This->sWorkDir )
1094         header.dwFlags |= SLDF_HAS_WORKINGDIR;
1095     if( This->sArgs )
1096         header.dwFlags |= SLDF_HAS_ARGS;
1097     if( This->sIcoPath )
1098         header.dwFlags |= SLDF_HAS_ICONLOCATION;
1099     if( This->sProduct )
1100         header.dwFlags |= SLDF_HAS_LOGO3ID;
1101     if( This->sComponent )
1102         header.dwFlags |= SLDF_HAS_DARWINID;
1103
1104     SystemTimeToFileTime ( &This->time1, &header.Time1 );
1105     SystemTimeToFileTime ( &This->time2, &header.Time2 );
1106     SystemTimeToFileTime ( &This->time3, &header.Time3 );
1107
1108     /* write the Shortcut header */
1109     r = IStream_Write( stm, &header, sizeof(header), &count );
1110     if( FAILED( r ) )
1111     {
1112         ERR("Write failed at %d\n",__LINE__);
1113         return r;
1114     }
1115
1116     TRACE("Writing pidl\n");
1117
1118     /* write the PIDL to the shortcut */
1119     if( This->pPidl )
1120     {
1121         r = ILSaveToStream( stm, This->pPidl );
1122         if( FAILED( r ) )
1123         {
1124             ERR("Failed to write PIDL at %d\n",__LINE__);
1125             return r;
1126         }
1127     }
1128
1129     if( This->sPath )
1130         Stream_WriteLocationInfo( stm, This->sPath, &This->volume );
1131
1132     if( This->sDescription )
1133         r = Stream_WriteString( stm, This->sDescription );
1134
1135     if( This->sPathRel )
1136         r = Stream_WriteString( stm, This->sPathRel );
1137
1138     if( This->sWorkDir )
1139         r = Stream_WriteString( stm, This->sWorkDir );
1140
1141     if( This->sArgs )
1142         r = Stream_WriteString( stm, This->sArgs );
1143
1144     if( This->sIcoPath )
1145         r = Stream_WriteString( stm, This->sIcoPath );
1146
1147     if( This->sProduct )
1148         r = Stream_WriteAdvertiseInfo( stm, This->sProduct, EXP_SZ_ICON_SIG );
1149
1150     if( This->sComponent )
1151         r = Stream_WriteAdvertiseInfo( stm, This->sComponent, EXP_DARWIN_ID_SIG );
1152
1153     /* the last field is a single zero dword */
1154     zero = 0;
1155     r = IStream_Write( stm, &zero, sizeof zero, &count );
1156
1157     return S_OK;
1158 }
1159
1160 /************************************************************************
1161  * IPersistStream_GetSizeMax (IPersistStream)
1162  */
1163 static HRESULT WINAPI IPersistStream_fnGetSizeMax(
1164         IPersistStream*  iface,
1165         ULARGE_INTEGER*  pcbSize)
1166 {
1167         IShellLinkImpl *This = impl_from_IPersistStream(iface);
1168
1169         TRACE("(%p)\n", This);
1170
1171         return E_NOTIMPL;
1172 }
1173
1174 static const IPersistStreamVtbl psvt =
1175 {
1176         IPersistStream_fnQueryInterface,
1177         IPersistStream_fnAddRef,
1178         IPersistStream_fnRelease,
1179         IPersistStream_fnGetClassID,
1180         IPersistStream_fnIsDirty,
1181         IPersistStream_fnLoad,
1182         IPersistStream_fnSave,
1183         IPersistStream_fnGetSizeMax
1184 };
1185
1186 /**************************************************************************
1187  *        IShellLink_Constructor
1188  */
1189 HRESULT WINAPI IShellLink_Constructor( IUnknown *pUnkOuter,
1190                REFIID riid, LPVOID *ppv )
1191 {
1192         IShellLinkImpl * sl;
1193         HRESULT r;
1194
1195         TRACE("unkOut=%p riid=%s\n",pUnkOuter, debugstr_guid(riid));
1196
1197         *ppv = NULL;
1198
1199         if (pUnkOuter)
1200             return CLASS_E_NOAGGREGATION;
1201         sl = LocalAlloc(LMEM_ZEROINIT,sizeof(IShellLinkImpl));
1202         if (!sl)
1203             return E_OUTOFMEMORY;
1204
1205         sl->ref = 1;
1206         sl->lpVtbl = &slvt;
1207         sl->lpvtblw = &slvtw;
1208         sl->lpvtblPersistFile = &pfvt;
1209         sl->lpvtblPersistStream = &psvt;
1210         sl->lpvtblShellLinkDataList = &dlvt;
1211         sl->lpvtblShellExtInit = &eivt;
1212         sl->lpvtblContextMenu = &cmvt;
1213         sl->lpvtblObjectWithSite = &owsvt;
1214         sl->iShowCmd = SW_SHOWNORMAL;
1215         sl->bDirty = FALSE;
1216         sl->iIdOpen = -1;
1217         sl->site = NULL;
1218
1219         TRACE("(%p)->()\n",sl);
1220
1221         r = ShellLink_QueryInterface( sl, riid, ppv );
1222         ShellLink_Release( sl );
1223         return r;
1224 }
1225
1226
1227 static BOOL SHELL_ExistsFileW(LPCWSTR path)
1228 {
1229     if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW(path))
1230         return FALSE;
1231     return TRUE;
1232 }
1233
1234 /**************************************************************************
1235  *  ShellLink_UpdatePath
1236  *      update absolute path in sPath using relative path in sPathRel
1237  */
1238 static HRESULT ShellLink_UpdatePath(LPCWSTR sPathRel, LPCWSTR path, LPCWSTR sWorkDir, LPWSTR* psPath)
1239 {
1240     if (!path || !psPath)
1241         return E_INVALIDARG;
1242
1243     if (!*psPath && sPathRel) {
1244         WCHAR buffer[2*MAX_PATH], abs_path[2*MAX_PATH];
1245         LPWSTR final = NULL;
1246
1247         /* first try if [directory of link file] + [relative path] finds an existing file */
1248
1249         GetFullPathNameW( path, MAX_PATH*2, buffer, &final );
1250         if( !final )
1251             final = buffer;
1252         lstrcpyW(final, sPathRel);
1253
1254         *abs_path = '\0';
1255
1256         if (SHELL_ExistsFileW(buffer)) {
1257             if (!GetFullPathNameW(buffer, MAX_PATH, abs_path, &final))
1258                 lstrcpyW(abs_path, buffer);
1259         } else {
1260             /* try if [working directory] + [relative path] finds an existing file */
1261             if (sWorkDir) {
1262                 lstrcpyW(buffer, sWorkDir);
1263                 lstrcpyW(PathAddBackslashW(buffer), sPathRel);
1264
1265                 if (SHELL_ExistsFileW(buffer))
1266                     if (!GetFullPathNameW(buffer, MAX_PATH, abs_path, &final))
1267                         lstrcpyW(abs_path, buffer);
1268             }
1269         }
1270
1271         /* FIXME: This is even not enough - not all shell links can be resolved using this algorithm. */
1272         if (!*abs_path)
1273             lstrcpyW(abs_path, sPathRel);
1274
1275         *psPath = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(abs_path)+1)*sizeof(WCHAR));
1276         if (!*psPath)
1277             return E_OUTOFMEMORY;
1278
1279         lstrcpyW(*psPath, abs_path);
1280     }
1281
1282     return S_OK;
1283 }
1284
1285 /**************************************************************************
1286  *        IShellLink_ConstructFromFile
1287  */
1288 HRESULT WINAPI IShellLink_ConstructFromFile( IUnknown* pUnkOuter, REFIID riid,
1289                LPCITEMIDLIST pidl, LPVOID* ppv)
1290 {
1291     IShellLinkW* psl;
1292
1293     HRESULT hr = IShellLink_Constructor(NULL, riid, (LPVOID*)&psl);
1294
1295     if (SUCCEEDED(hr)) {
1296         IPersistFile* ppf;
1297
1298         *ppv = NULL;
1299
1300         hr = IShellLinkW_QueryInterface(psl, &IID_IPersistFile, (LPVOID*)&ppf);
1301
1302         if (SUCCEEDED(hr)) {
1303             WCHAR path[MAX_PATH];
1304
1305             if (SHGetPathFromIDListW(pidl, path))
1306                 hr = IPersistFile_Load(ppf, path, 0);
1307             else
1308                 hr = E_FAIL;
1309
1310             if (SUCCEEDED(hr))
1311                 *ppv = psl;
1312
1313             IPersistFile_Release(ppf);
1314         }
1315
1316         if (!*ppv)
1317             IShellLinkW_Release(psl);
1318     }
1319
1320     return hr;
1321 }
1322
1323 /**************************************************************************
1324  *  IShellLinkA_QueryInterface
1325  */
1326 static HRESULT WINAPI IShellLinkA_fnQueryInterface( IShellLinkA * iface, REFIID riid,  LPVOID *ppvObj)
1327 {
1328     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1329     return ShellLink_QueryInterface( This, riid, ppvObj );
1330 }
1331
1332 /******************************************************************************
1333  * IShellLinkA_AddRef
1334  */
1335 static ULONG WINAPI IShellLinkA_fnAddRef(IShellLinkA * iface)
1336 {
1337     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1338     return ShellLink_AddRef( This );
1339 }
1340
1341 /******************************************************************************
1342  *      IShellLinkA_Release
1343  */
1344 static ULONG WINAPI IShellLinkA_fnRelease(IShellLinkA * iface)
1345 {
1346     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1347     return ShellLink_Release( This );
1348 }
1349
1350 static HRESULT WINAPI IShellLinkA_fnGetPath(IShellLinkA * iface, LPSTR pszFile,
1351                   INT cchMaxPath, WIN32_FIND_DATAA *pfd, DWORD fFlags)
1352 {
1353     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1354
1355     TRACE("(%p)->(pfile=%p len=%u find_data=%p flags=%u)(%s)\n",
1356           This, pszFile, cchMaxPath, pfd, fFlags, debugstr_w(This->sPath));
1357
1358     if (This->sComponent || This->sProduct)
1359         return S_FALSE;
1360
1361     if (cchMaxPath)
1362         pszFile[0] = 0;
1363     if (This->sPath)
1364         WideCharToMultiByte( CP_ACP, 0, This->sPath, -1,
1365                              pszFile, cchMaxPath, NULL, NULL);
1366
1367     if (pfd) FIXME("(%p): WIN32_FIND_DATA is not yet filled.\n", This);
1368
1369     return S_OK;
1370 }
1371
1372 static HRESULT WINAPI IShellLinkA_fnGetIDList(IShellLinkA * iface, LPITEMIDLIST * ppidl)
1373 {
1374     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1375
1376     TRACE("(%p)->(ppidl=%p)\n",This, ppidl);
1377
1378     return IShellLinkW_GetIDList((IShellLinkW*)&(This->lpvtblw), ppidl);
1379 }
1380
1381 static HRESULT WINAPI IShellLinkA_fnSetIDList(IShellLinkA * iface, LPCITEMIDLIST pidl)
1382 {
1383     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1384
1385     TRACE("(%p)->(pidl=%p)\n",This, pidl);
1386
1387     if (This->pPidl)
1388         ILFree(This->pPidl);
1389     This->pPidl = ILClone (pidl);
1390     This->bDirty = TRUE;
1391
1392     return S_OK;
1393 }
1394
1395 static HRESULT WINAPI IShellLinkA_fnGetDescription(IShellLinkA * iface, LPSTR pszName,INT cchMaxName)
1396 {
1397     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1398
1399     TRACE("(%p)->(%p len=%u)\n",This, pszName, cchMaxName);
1400
1401     if( cchMaxName )
1402         pszName[0] = 0;
1403     if( This->sDescription )
1404         WideCharToMultiByte( CP_ACP, 0, This->sDescription, -1,
1405             pszName, cchMaxName, NULL, NULL);
1406
1407     return S_OK;
1408 }
1409
1410 static HRESULT WINAPI IShellLinkA_fnSetDescription(IShellLinkA * iface, LPCSTR pszName)
1411 {
1412     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1413
1414     TRACE("(%p)->(pName=%s)\n", This, pszName);
1415
1416     HeapFree(GetProcessHeap(), 0, This->sDescription);
1417     This->sDescription = HEAP_strdupAtoW( GetProcessHeap(), 0, pszName);
1418     if ( !This->sDescription )
1419         return E_OUTOFMEMORY;
1420
1421     This->bDirty = TRUE;
1422
1423     return S_OK;
1424 }
1425
1426 static HRESULT WINAPI IShellLinkA_fnGetWorkingDirectory(IShellLinkA * iface, LPSTR pszDir,INT cchMaxPath)
1427 {
1428     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1429
1430     TRACE("(%p)->(%p len=%u)\n", This, pszDir, cchMaxPath);
1431
1432     if( cchMaxPath )
1433         pszDir[0] = 0;
1434     if( This->sWorkDir )
1435         WideCharToMultiByte( CP_ACP, 0, This->sWorkDir, -1,
1436                              pszDir, cchMaxPath, NULL, NULL);
1437
1438     return S_OK;
1439 }
1440
1441 static HRESULT WINAPI IShellLinkA_fnSetWorkingDirectory(IShellLinkA * iface, LPCSTR pszDir)
1442 {
1443     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1444
1445     TRACE("(%p)->(dir=%s)\n",This, pszDir);
1446
1447     HeapFree(GetProcessHeap(), 0, This->sWorkDir);
1448     This->sWorkDir = HEAP_strdupAtoW( GetProcessHeap(), 0, pszDir);
1449     if ( !This->sWorkDir )
1450         return E_OUTOFMEMORY;
1451
1452     This->bDirty = TRUE;
1453
1454     return S_OK;
1455 }
1456
1457 static HRESULT WINAPI IShellLinkA_fnGetArguments(IShellLinkA * iface, LPSTR pszArgs,INT cchMaxPath)
1458 {
1459     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1460
1461     TRACE("(%p)->(%p len=%u)\n", This, pszArgs, cchMaxPath);
1462
1463     if( cchMaxPath )
1464         pszArgs[0] = 0;
1465     if( This->sArgs )
1466         WideCharToMultiByte( CP_ACP, 0, This->sArgs, -1,
1467                              pszArgs, cchMaxPath, NULL, NULL);
1468
1469     return S_OK;
1470 }
1471
1472 static HRESULT WINAPI IShellLinkA_fnSetArguments(IShellLinkA * iface, LPCSTR pszArgs)
1473 {
1474     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1475
1476     TRACE("(%p)->(args=%s)\n",This, pszArgs);
1477
1478     HeapFree(GetProcessHeap(), 0, This->sArgs);
1479     This->sArgs = HEAP_strdupAtoW( GetProcessHeap(), 0, pszArgs);
1480     if( !This->sArgs )
1481         return E_OUTOFMEMORY;
1482
1483     This->bDirty = TRUE;
1484
1485     return S_OK;
1486 }
1487
1488 static HRESULT WINAPI IShellLinkA_fnGetHotkey(IShellLinkA * iface, WORD *pwHotkey)
1489 {
1490     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1491
1492     TRACE("(%p)->(%p)(0x%08x)\n",This, pwHotkey, This->wHotKey);
1493
1494     *pwHotkey = This->wHotKey;
1495
1496     return S_OK;
1497 }
1498
1499 static HRESULT WINAPI IShellLinkA_fnSetHotkey(IShellLinkA * iface, WORD wHotkey)
1500 {
1501     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1502
1503     TRACE("(%p)->(hotkey=%x)\n",This, wHotkey);
1504
1505     This->wHotKey = wHotkey;
1506     This->bDirty = TRUE;
1507
1508     return S_OK;
1509 }
1510
1511 static HRESULT WINAPI IShellLinkA_fnGetShowCmd(IShellLinkA * iface, INT *piShowCmd)
1512 {
1513     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1514
1515     TRACE("(%p)->(%p)\n",This, piShowCmd);
1516     *piShowCmd = This->iShowCmd;
1517     return S_OK;
1518 }
1519
1520 static HRESULT WINAPI IShellLinkA_fnSetShowCmd(IShellLinkA * iface, INT iShowCmd)
1521 {
1522     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1523
1524     TRACE("(%p) %d\n",This, iShowCmd);
1525
1526     This->iShowCmd = iShowCmd;
1527     This->bDirty = TRUE;
1528
1529     return NOERROR;
1530 }
1531
1532 static HRESULT SHELL_PidlGeticonLocationA(IShellFolder* psf, LPCITEMIDLIST pidl,
1533                                           LPSTR pszIconPath, int cchIconPath, int* piIcon)
1534 {
1535     LPCITEMIDLIST pidlLast;
1536
1537     HRESULT hr = SHBindToParent(pidl, &IID_IShellFolder, (LPVOID*)&psf, &pidlLast);
1538
1539     if (SUCCEEDED(hr)) {
1540         IExtractIconA* pei;
1541
1542         hr = IShellFolder_GetUIObjectOf(psf, 0, 1, &pidlLast, &IID_IExtractIconA, NULL, (LPVOID*)&pei);
1543
1544         if (SUCCEEDED(hr)) {
1545             hr = IExtractIconA_GetIconLocation(pei, 0, pszIconPath, MAX_PATH, piIcon, NULL);
1546
1547             IExtractIconA_Release(pei);
1548         }
1549
1550         IShellFolder_Release(psf);
1551     }
1552
1553     return hr;
1554 }
1555
1556 static HRESULT WINAPI IShellLinkA_fnGetIconLocation(IShellLinkA * iface, LPSTR pszIconPath,INT cchIconPath,INT *piIcon)
1557 {
1558     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1559
1560     TRACE("(%p)->(%p len=%u iicon=%p)\n", This, pszIconPath, cchIconPath, piIcon);
1561
1562     pszIconPath[0] = 0;
1563     *piIcon = This->iIcoNdx;
1564
1565     if (This->sIcoPath)
1566     {
1567         WideCharToMultiByte(CP_ACP, 0, This->sIcoPath, -1, pszIconPath, cchIconPath, NULL, NULL);
1568         return S_OK;
1569     }
1570
1571     if (This->pPidl || This->sPath)
1572     {
1573         IShellFolder* pdsk;
1574
1575         HRESULT hr = SHGetDesktopFolder(&pdsk);
1576
1577         if (SUCCEEDED(hr))
1578         {
1579             /* first look for an icon using the PIDL (if present) */
1580             if (This->pPidl)
1581                 hr = SHELL_PidlGeticonLocationA(pdsk, This->pPidl, pszIconPath, cchIconPath, piIcon);
1582             else
1583                 hr = E_FAIL;
1584
1585             /* if we couldn't find an icon yet, look for it using the file system path */
1586             if (FAILED(hr) && This->sPath)
1587             {
1588                 LPITEMIDLIST pidl;
1589
1590                 hr = IShellFolder_ParseDisplayName(pdsk, 0, NULL, This->sPath, NULL, &pidl, NULL);
1591
1592                 if (SUCCEEDED(hr)) {
1593                     hr = SHELL_PidlGeticonLocationA(pdsk, pidl, pszIconPath, cchIconPath, piIcon);
1594
1595                     SHFree(pidl);
1596                 }
1597             }
1598
1599             IShellFolder_Release(pdsk);
1600         }
1601
1602         return hr;
1603     }
1604     return S_OK;
1605 }
1606
1607 static HRESULT WINAPI IShellLinkA_fnSetIconLocation(IShellLinkA * iface, LPCSTR pszIconPath,INT iIcon)
1608 {
1609     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1610
1611     TRACE("(%p)->(path=%s iicon=%u)\n",This, pszIconPath, iIcon);
1612
1613     HeapFree(GetProcessHeap(), 0, This->sIcoPath);
1614     This->sIcoPath = HEAP_strdupAtoW(GetProcessHeap(), 0, pszIconPath);
1615     if ( !This->sIcoPath )
1616         return E_OUTOFMEMORY;
1617
1618     This->iIcoNdx = iIcon;
1619     This->bDirty = TRUE;
1620
1621     return S_OK;
1622 }
1623
1624 static HRESULT WINAPI IShellLinkA_fnSetRelativePath(IShellLinkA * iface, LPCSTR pszPathRel, DWORD dwReserved)
1625 {
1626     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1627
1628     TRACE("(%p)->(path=%s %x)\n",This, pszPathRel, dwReserved);
1629
1630     HeapFree(GetProcessHeap(), 0, This->sPathRel);
1631     This->sPathRel = HEAP_strdupAtoW(GetProcessHeap(), 0, pszPathRel);
1632     This->bDirty = TRUE;
1633
1634     return ShellLink_UpdatePath(This->sPathRel, This->sPath, This->sWorkDir, &This->sPath);
1635 }
1636
1637 static HRESULT WINAPI IShellLinkA_fnResolve(IShellLinkA * iface, HWND hwnd, DWORD fFlags)
1638 {
1639     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1640
1641     TRACE("(%p)->(hwnd=%p flags=%x)\n",This, hwnd, fFlags);
1642
1643     return IShellLinkW_Resolve( (IShellLinkW*)&(This->lpvtblw), hwnd, fFlags );
1644 }
1645
1646 static HRESULT WINAPI IShellLinkA_fnSetPath(IShellLinkA * iface, LPCSTR pszFile)
1647 {
1648     HRESULT r;
1649     LPWSTR str;
1650     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1651
1652     TRACE("(%p)->(path=%s)\n",This, pszFile);
1653
1654     str = HEAP_strdupAtoW(GetProcessHeap(), 0, pszFile);
1655     if( !str )
1656         return E_OUTOFMEMORY;
1657
1658     r = IShellLinkW_SetPath((IShellLinkW*)&(This->lpvtblw), str);
1659     HeapFree( GetProcessHeap(), 0, str );
1660
1661     return r;
1662 }
1663
1664 /**************************************************************************
1665 * IShellLink Implementation
1666 */
1667
1668 static const IShellLinkAVtbl slvt =
1669 {
1670     IShellLinkA_fnQueryInterface,
1671     IShellLinkA_fnAddRef,
1672     IShellLinkA_fnRelease,
1673     IShellLinkA_fnGetPath,
1674     IShellLinkA_fnGetIDList,
1675     IShellLinkA_fnSetIDList,
1676     IShellLinkA_fnGetDescription,
1677     IShellLinkA_fnSetDescription,
1678     IShellLinkA_fnGetWorkingDirectory,
1679     IShellLinkA_fnSetWorkingDirectory,
1680     IShellLinkA_fnGetArguments,
1681     IShellLinkA_fnSetArguments,
1682     IShellLinkA_fnGetHotkey,
1683     IShellLinkA_fnSetHotkey,
1684     IShellLinkA_fnGetShowCmd,
1685     IShellLinkA_fnSetShowCmd,
1686     IShellLinkA_fnGetIconLocation,
1687     IShellLinkA_fnSetIconLocation,
1688     IShellLinkA_fnSetRelativePath,
1689     IShellLinkA_fnResolve,
1690     IShellLinkA_fnSetPath
1691 };
1692
1693
1694 /**************************************************************************
1695  *  IShellLinkW_fnQueryInterface
1696  */
1697 static HRESULT WINAPI IShellLinkW_fnQueryInterface(
1698   IShellLinkW * iface, REFIID riid, LPVOID *ppvObj)
1699 {
1700     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1701     return ShellLink_QueryInterface( This, riid, ppvObj );
1702 }
1703
1704 /******************************************************************************
1705  * IShellLinkW_fnAddRef
1706  */
1707 static ULONG WINAPI IShellLinkW_fnAddRef(IShellLinkW * iface)
1708 {
1709     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1710     return ShellLink_AddRef( This );
1711 }
1712
1713 /******************************************************************************
1714  * IShellLinkW_fnRelease
1715  */
1716 static ULONG WINAPI IShellLinkW_fnRelease(IShellLinkW * iface)
1717 {
1718     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1719     return ShellLink_Release( This );
1720 }
1721
1722 static HRESULT WINAPI IShellLinkW_fnGetPath(IShellLinkW * iface, LPWSTR pszFile,INT cchMaxPath, WIN32_FIND_DATAW *pfd, DWORD fFlags)
1723 {
1724     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1725
1726     TRACE("(%p)->(pfile=%p len=%u find_data=%p flags=%u)(%s)\n",
1727           This, pszFile, cchMaxPath, pfd, fFlags, debugstr_w(This->sPath));
1728
1729     if (This->sComponent || This->sProduct)
1730         return S_FALSE;
1731
1732     if (cchMaxPath)
1733         pszFile[0] = 0;
1734     if (This->sPath)
1735         lstrcpynW( pszFile, This->sPath, cchMaxPath );
1736
1737     if (pfd) FIXME("(%p): WIN32_FIND_DATA is not yet filled.\n", This);
1738
1739     return S_OK;
1740 }
1741
1742 static HRESULT WINAPI IShellLinkW_fnGetIDList(IShellLinkW * iface, LPITEMIDLIST * ppidl)
1743 {
1744     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1745
1746     TRACE("(%p)->(ppidl=%p)\n",This, ppidl);
1747
1748     if (!This->pPidl)
1749     {
1750         *ppidl = NULL;
1751         return S_FALSE;
1752     }
1753     *ppidl = ILClone(This->pPidl);
1754     return S_OK;
1755 }
1756
1757 static HRESULT WINAPI IShellLinkW_fnSetIDList(IShellLinkW * iface, LPCITEMIDLIST pidl)
1758 {
1759     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1760
1761     TRACE("(%p)->(pidl=%p)\n",This, pidl);
1762
1763     if( This->pPidl )
1764         ILFree( This->pPidl );
1765     This->pPidl = ILClone( pidl );
1766     if( !This->pPidl )
1767         return E_FAIL;
1768
1769     This->bDirty = TRUE;
1770
1771     return S_OK;
1772 }
1773
1774 static HRESULT WINAPI IShellLinkW_fnGetDescription(IShellLinkW * iface, LPWSTR pszName,INT cchMaxName)
1775 {
1776     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1777
1778     TRACE("(%p)->(%p len=%u)\n",This, pszName, cchMaxName);
1779
1780     pszName[0] = 0;
1781     if( This->sDescription )
1782         lstrcpynW( pszName, This->sDescription, cchMaxName );
1783
1784     return S_OK;
1785 }
1786
1787 static HRESULT WINAPI IShellLinkW_fnSetDescription(IShellLinkW * iface, LPCWSTR pszName)
1788 {
1789     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1790
1791     TRACE("(%p)->(desc=%s)\n",This, debugstr_w(pszName));
1792
1793     HeapFree(GetProcessHeap(), 0, This->sDescription);
1794     This->sDescription = HeapAlloc( GetProcessHeap(), 0,
1795                                     (lstrlenW( pszName )+1)*sizeof(WCHAR) );
1796     if ( !This->sDescription )
1797         return E_OUTOFMEMORY;
1798
1799     lstrcpyW( This->sDescription, pszName );
1800     This->bDirty = TRUE;
1801
1802     return S_OK;
1803 }
1804
1805 static HRESULT WINAPI IShellLinkW_fnGetWorkingDirectory(IShellLinkW * iface, LPWSTR pszDir,INT cchMaxPath)
1806 {
1807     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1808
1809     TRACE("(%p)->(%p len %u)\n", This, pszDir, cchMaxPath);
1810
1811     if( cchMaxPath )
1812         pszDir[0] = 0;
1813     if( This->sWorkDir )
1814         lstrcpynW( pszDir, This->sWorkDir, cchMaxPath );
1815
1816     return S_OK;
1817 }
1818
1819 static HRESULT WINAPI IShellLinkW_fnSetWorkingDirectory(IShellLinkW * iface, LPCWSTR pszDir)
1820 {
1821     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1822
1823     TRACE("(%p)->(dir=%s)\n",This, debugstr_w(pszDir));
1824
1825     HeapFree(GetProcessHeap(), 0, This->sWorkDir);
1826     This->sWorkDir = HeapAlloc( GetProcessHeap(), 0,
1827                                 (lstrlenW( pszDir )+1)*sizeof (WCHAR) );
1828     if ( !This->sWorkDir )
1829         return E_OUTOFMEMORY;
1830     lstrcpyW( This->sWorkDir, pszDir );
1831     This->bDirty = TRUE;
1832
1833     return S_OK;
1834 }
1835
1836 static HRESULT WINAPI IShellLinkW_fnGetArguments(IShellLinkW * iface, LPWSTR pszArgs,INT cchMaxPath)
1837 {
1838     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1839
1840     TRACE("(%p)->(%p len=%u)\n", This, pszArgs, cchMaxPath);
1841
1842     if( cchMaxPath )
1843         pszArgs[0] = 0;
1844     if( This->sArgs )
1845         lstrcpynW( pszArgs, This->sArgs, cchMaxPath );
1846
1847     return NOERROR;
1848 }
1849
1850 static HRESULT WINAPI IShellLinkW_fnSetArguments(IShellLinkW * iface, LPCWSTR pszArgs)
1851 {
1852     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1853
1854     TRACE("(%p)->(args=%s)\n",This, debugstr_w(pszArgs));
1855
1856     HeapFree(GetProcessHeap(), 0, This->sArgs);
1857     This->sArgs = HeapAlloc( GetProcessHeap(), 0,
1858                              (lstrlenW( pszArgs )+1)*sizeof (WCHAR) );
1859     if ( !This->sArgs )
1860         return E_OUTOFMEMORY;
1861     lstrcpyW( This->sArgs, pszArgs );
1862     This->bDirty = TRUE;
1863
1864     return S_OK;
1865 }
1866
1867 static HRESULT WINAPI IShellLinkW_fnGetHotkey(IShellLinkW * iface, WORD *pwHotkey)
1868 {
1869     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1870
1871     TRACE("(%p)->(%p)\n",This, pwHotkey);
1872
1873     *pwHotkey=This->wHotKey;
1874
1875     return S_OK;
1876 }
1877
1878 static HRESULT WINAPI IShellLinkW_fnSetHotkey(IShellLinkW * iface, WORD wHotkey)
1879 {
1880     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1881
1882     TRACE("(%p)->(hotkey=%x)\n",This, wHotkey);
1883
1884     This->wHotKey = wHotkey;
1885     This->bDirty = TRUE;
1886
1887     return S_OK;
1888 }
1889
1890 static HRESULT WINAPI IShellLinkW_fnGetShowCmd(IShellLinkW * iface, INT *piShowCmd)
1891 {
1892     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1893
1894     TRACE("(%p)->(%p)\n",This, piShowCmd);
1895
1896     *piShowCmd = This->iShowCmd;
1897
1898     return S_OK;
1899 }
1900
1901 static HRESULT WINAPI IShellLinkW_fnSetShowCmd(IShellLinkW * iface, INT iShowCmd)
1902 {
1903     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1904
1905     This->iShowCmd = iShowCmd;
1906     This->bDirty = TRUE;
1907
1908     return S_OK;
1909 }
1910
1911 static HRESULT SHELL_PidlGeticonLocationW(IShellFolder* psf, LPCITEMIDLIST pidl,
1912                                           LPWSTR pszIconPath, int cchIconPath, int* piIcon)
1913 {
1914     LPCITEMIDLIST pidlLast;
1915
1916     HRESULT hr = SHBindToParent(pidl, &IID_IShellFolder, (LPVOID*)&psf, &pidlLast);
1917
1918     if (SUCCEEDED(hr)) {
1919         IExtractIconW* pei;
1920
1921         hr = IShellFolder_GetUIObjectOf(psf, 0, 1, &pidlLast, &IID_IExtractIconW, NULL, (LPVOID*)&pei);
1922
1923         if (SUCCEEDED(hr)) {
1924             hr = IExtractIconW_GetIconLocation(pei, 0, pszIconPath, MAX_PATH, piIcon, NULL);
1925
1926             IExtractIconW_Release(pei);
1927         }
1928
1929         IShellFolder_Release(psf);
1930     }
1931
1932     return hr;
1933 }
1934
1935 static HRESULT WINAPI IShellLinkW_fnGetIconLocation(IShellLinkW * iface, LPWSTR pszIconPath,INT cchIconPath,INT *piIcon)
1936 {
1937     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1938
1939     TRACE("(%p)->(%p len=%u iicon=%p)\n", This, pszIconPath, cchIconPath, piIcon);
1940
1941     pszIconPath[0] = 0;
1942     *piIcon = This->iIcoNdx;
1943
1944     if (This->sIcoPath)
1945     {
1946         lstrcpynW(pszIconPath, This->sIcoPath, cchIconPath);
1947         return S_OK;
1948     }
1949
1950     if (This->pPidl || This->sPath)
1951     {
1952         IShellFolder* pdsk;
1953
1954         HRESULT hr = SHGetDesktopFolder(&pdsk);
1955
1956         if (SUCCEEDED(hr))
1957         {
1958             /* first look for an icon using the PIDL (if present) */
1959             if (This->pPidl)
1960                 hr = SHELL_PidlGeticonLocationW(pdsk, This->pPidl, pszIconPath, cchIconPath, piIcon);
1961             else
1962                 hr = E_FAIL;
1963
1964             /* if we couldn't find an icon yet, look for it using the file system path */
1965             if (FAILED(hr) && This->sPath)
1966             {
1967                 LPITEMIDLIST pidl;
1968
1969                 hr = IShellFolder_ParseDisplayName(pdsk, 0, NULL, This->sPath, NULL, &pidl, NULL);
1970
1971                 if (SUCCEEDED(hr))
1972                 {
1973                     hr = SHELL_PidlGeticonLocationW(pdsk, pidl, pszIconPath, cchIconPath, piIcon);
1974
1975                     SHFree(pidl);
1976                 }
1977             }
1978
1979             IShellFolder_Release(pdsk);
1980         }
1981         return hr;
1982     }
1983     return S_OK;
1984 }
1985
1986 static HRESULT WINAPI IShellLinkW_fnSetIconLocation(IShellLinkW * iface, LPCWSTR pszIconPath,INT iIcon)
1987 {
1988     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1989
1990     TRACE("(%p)->(path=%s iicon=%u)\n",This, debugstr_w(pszIconPath), iIcon);
1991
1992     HeapFree(GetProcessHeap(), 0, This->sIcoPath);
1993     This->sIcoPath = HeapAlloc( GetProcessHeap(), 0,
1994                                 (lstrlenW( pszIconPath )+1)*sizeof (WCHAR) );
1995     if ( !This->sIcoPath )
1996         return E_OUTOFMEMORY;
1997     lstrcpyW( This->sIcoPath, pszIconPath );
1998
1999     This->iIcoNdx = iIcon;
2000     This->bDirty = TRUE;
2001
2002     return S_OK;
2003 }
2004
2005 static HRESULT WINAPI IShellLinkW_fnSetRelativePath(IShellLinkW * iface, LPCWSTR pszPathRel, DWORD dwReserved)
2006 {
2007     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
2008
2009     TRACE("(%p)->(path=%s %x)\n",This, debugstr_w(pszPathRel), dwReserved);
2010
2011     HeapFree(GetProcessHeap(), 0, This->sPathRel);
2012     This->sPathRel = HeapAlloc( GetProcessHeap(), 0,
2013                                 (lstrlenW( pszPathRel )+1) * sizeof (WCHAR) );
2014     if ( !This->sPathRel )
2015         return E_OUTOFMEMORY;
2016     lstrcpyW( This->sPathRel, pszPathRel );
2017     This->bDirty = TRUE;
2018
2019     return ShellLink_UpdatePath(This->sPathRel, This->sPath, This->sWorkDir, &This->sPath);
2020 }
2021
2022 static HRESULT WINAPI IShellLinkW_fnResolve(IShellLinkW * iface, HWND hwnd, DWORD fFlags)
2023 {
2024     HRESULT hr = S_OK;
2025     BOOL bSuccess;
2026
2027     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
2028
2029     TRACE("(%p)->(hwnd=%p flags=%x)\n",This, hwnd, fFlags);
2030
2031     /*FIXME: use IResolveShellLink interface */
2032
2033     if (!This->sPath && This->pPidl) {
2034         WCHAR buffer[MAX_PATH];
2035
2036         bSuccess = SHGetPathFromIDListW(This->pPidl, buffer);
2037
2038         if (bSuccess && *buffer) {
2039             This->sPath = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(buffer)+1)*sizeof(WCHAR));
2040             if (!This->sPath)
2041                 return E_OUTOFMEMORY;
2042
2043             lstrcpyW(This->sPath, buffer);
2044
2045             This->bDirty = TRUE;
2046         } else
2047             hr = S_OK;    /* don't report an error occurred while just caching information */
2048     }
2049
2050     if (!This->sIcoPath && This->sPath) {
2051         This->sIcoPath = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(This->sPath)+1)*sizeof(WCHAR));
2052         if (!This->sIcoPath)
2053             return E_OUTOFMEMORY;
2054
2055         lstrcpyW(This->sIcoPath, This->sPath);
2056         This->iIcoNdx = 0;
2057
2058         This->bDirty = TRUE;
2059     }
2060
2061     return hr;
2062 }
2063
2064 static LPWSTR ShellLink_GetAdvertisedArg(LPCWSTR str)
2065 {
2066     LPWSTR ret;
2067     LPCWSTR p;
2068     DWORD len;
2069
2070     if( !str )
2071         return NULL;
2072
2073     p = strchrW( str, ':' );
2074     if( !p )
2075         return NULL;
2076     len = p - str;
2077     ret = HeapAlloc( GetProcessHeap(), 0, sizeof(WCHAR)*(len+1));
2078     if( !ret )
2079         return ret;
2080     memcpy( ret, str, sizeof(WCHAR)*len );
2081     ret[len] = 0;
2082     return ret;
2083 }
2084
2085 static HRESULT ShellLink_SetAdvertiseInfo(IShellLinkImpl *This, LPCWSTR str)
2086 {
2087     LPCWSTR szComponent = NULL, szProduct = NULL, p;
2088     WCHAR szGuid[39];
2089     HRESULT r;
2090     GUID guid;
2091     int len;
2092
2093     while( str[0] )
2094     {
2095         /* each segment must start with two colons */
2096         if( str[0] != ':' || str[1] != ':' )
2097             return E_FAIL;
2098
2099         /* the last segment is just two colons */
2100         if( !str[2] )
2101             break;
2102         str += 2;
2103
2104         /* there must be a colon straight after a guid */
2105         p = strchrW( str, ':' );
2106         if( !p )
2107             return E_FAIL;
2108         len = p - str;
2109         if( len != 38 )
2110             return E_FAIL;
2111
2112         /* get the guid, and check it's validly formatted */
2113         memcpy( szGuid, str, sizeof(WCHAR)*len );
2114         szGuid[len] = 0;
2115         r = CLSIDFromString( szGuid, &guid );
2116         if( r != S_OK )
2117             return r;
2118         str = p + 1;
2119
2120         /* match it up to a guid that we care about */
2121         if( IsEqualGUID( &guid, &SHELL32_AdvtShortcutComponent ) && !szComponent )
2122             szComponent = str;
2123         else if( IsEqualGUID( &guid, &SHELL32_AdvtShortcutProduct ) && !szProduct )
2124             szProduct = str;
2125         else
2126             return E_FAIL;
2127
2128         /* skip to the next field */
2129         str = strchrW( str, ':' );
2130         if( !str )
2131             return E_FAIL;
2132     }
2133
2134     /* we have to have a component for an advertised shortcut */
2135     if( !szComponent )
2136         return E_FAIL;
2137
2138     This->sComponent = ShellLink_GetAdvertisedArg( szComponent );
2139     This->sProduct = ShellLink_GetAdvertisedArg( szProduct );
2140
2141     TRACE("Component = %s\n", debugstr_w(This->sComponent));
2142     TRACE("Product = %s\n", debugstr_w(This->sProduct));
2143
2144     return S_OK;
2145 }
2146
2147 static BOOL ShellLink_GetVolumeInfo(LPCWSTR path, volume_info *volume)
2148 {
2149     const int label_sz = sizeof volume->label/sizeof volume->label[0];
2150     WCHAR drive[4] = { path[0], ':', '\\', 0 };
2151     BOOL r;
2152
2153     volume->type = GetDriveTypeW(drive);
2154     r = GetVolumeInformationW(drive, volume->label, label_sz,
2155                               &volume->serial, NULL, NULL, NULL, 0);
2156     TRACE("r = %d type %d serial %08x name %s\n", r,
2157           volume->type, volume->serial, debugstr_w(volume->label));
2158     return r;
2159 }
2160
2161 static HRESULT WINAPI IShellLinkW_fnSetPath(IShellLinkW * iface, LPCWSTR pszFile)
2162 {
2163     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
2164     WCHAR buffer[MAX_PATH];
2165     LPWSTR fname, unquoted = NULL;
2166     HRESULT hr = S_OK;
2167     UINT len;
2168
2169     TRACE("(%p)->(path=%s)\n",This, debugstr_w(pszFile));
2170
2171     /* quotes at the ends of the string are stripped */
2172     len = lstrlenW(pszFile);
2173     if (pszFile[0] == '"' && pszFile[len-1] == '"')
2174     {
2175         unquoted = strdupW(pszFile);
2176         PathUnquoteSpacesW(unquoted);
2177         pszFile = unquoted;
2178     }
2179
2180     /* any other quote marks are invalid */
2181     if (strchrW(pszFile, '"'))
2182         return S_FALSE;
2183
2184     HeapFree(GetProcessHeap(), 0, This->sPath);
2185     This->sPath = NULL;
2186
2187     HeapFree(GetProcessHeap(), 0, This->sComponent);
2188     This->sComponent = NULL;
2189
2190     if (This->pPidl)
2191         ILFree(This->pPidl);
2192     This->pPidl = NULL;
2193
2194     if (S_OK != ShellLink_SetAdvertiseInfo( This, pszFile ))
2195     {
2196         if (*pszFile == '\0')
2197             *buffer = '\0';
2198         else if (!GetFullPathNameW(pszFile, MAX_PATH, buffer, &fname))
2199             return E_FAIL;
2200         else if(!PathFileExistsW(buffer) &&
2201                 !SearchPathW(NULL, pszFile, NULL, MAX_PATH, buffer, NULL))
2202           hr = S_FALSE;
2203
2204         This->pPidl = SHSimpleIDListFromPathW(pszFile);
2205         ShellLink_GetVolumeInfo(buffer, &This->volume);
2206
2207         This->sPath = HeapAlloc( GetProcessHeap(), 0,
2208                              (lstrlenW( buffer )+1) * sizeof (WCHAR) );
2209         if (!This->sPath)
2210             return E_OUTOFMEMORY;
2211
2212         lstrcpyW(This->sPath, buffer);
2213     }
2214     This->bDirty = TRUE;
2215     HeapFree(GetProcessHeap(), 0, unquoted);
2216
2217     return hr;
2218 }
2219
2220 /**************************************************************************
2221 * IShellLinkW Implementation
2222 */
2223
2224 static const IShellLinkWVtbl slvtw =
2225 {
2226     IShellLinkW_fnQueryInterface,
2227     IShellLinkW_fnAddRef,
2228     IShellLinkW_fnRelease,
2229     IShellLinkW_fnGetPath,
2230     IShellLinkW_fnGetIDList,
2231     IShellLinkW_fnSetIDList,
2232     IShellLinkW_fnGetDescription,
2233     IShellLinkW_fnSetDescription,
2234     IShellLinkW_fnGetWorkingDirectory,
2235     IShellLinkW_fnSetWorkingDirectory,
2236     IShellLinkW_fnGetArguments,
2237     IShellLinkW_fnSetArguments,
2238     IShellLinkW_fnGetHotkey,
2239     IShellLinkW_fnSetHotkey,
2240     IShellLinkW_fnGetShowCmd,
2241     IShellLinkW_fnSetShowCmd,
2242     IShellLinkW_fnGetIconLocation,
2243     IShellLinkW_fnSetIconLocation,
2244     IShellLinkW_fnSetRelativePath,
2245     IShellLinkW_fnResolve,
2246     IShellLinkW_fnSetPath
2247 };
2248
2249 static HRESULT WINAPI
2250 ShellLink_DataList_QueryInterface( IShellLinkDataList* iface, REFIID riid, void** ppvObject)
2251 {
2252     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2253     return IShellLinkA_QueryInterface((IShellLinkA*)This, riid, ppvObject);
2254 }
2255
2256 static ULONG WINAPI
2257 ShellLink_DataList_AddRef( IShellLinkDataList* iface )
2258 {
2259     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2260     return IShellLinkA_AddRef((IShellLinkA*)This);
2261 }
2262
2263 static ULONG WINAPI
2264 ShellLink_DataList_Release( IShellLinkDataList* iface )
2265 {
2266     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2267     return ShellLink_Release( This );
2268 }
2269
2270 static HRESULT WINAPI
2271 ShellLink_AddDataBlock( IShellLinkDataList* iface, void* pDataBlock )
2272 {
2273     FIXME("\n");
2274     return E_NOTIMPL;
2275 }
2276
2277 static HRESULT WINAPI
2278 ShellLink_CopyDataBlock( IShellLinkDataList* iface, DWORD dwSig, void** ppDataBlock )
2279 {
2280     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2281     LPVOID block = NULL;
2282     HRESULT r = E_FAIL;
2283
2284     TRACE("%p %08x %p\n", iface, dwSig, ppDataBlock );
2285
2286     switch (dwSig)
2287     {
2288     case EXP_DARWIN_ID_SIG:
2289         if (!This->sComponent)
2290             break;
2291         block = shelllink_build_darwinid( This->sComponent, dwSig );
2292         r = S_OK;
2293         break;
2294     case EXP_SZ_LINK_SIG:
2295     case NT_CONSOLE_PROPS_SIG:
2296     case NT_FE_CONSOLE_PROPS_SIG:
2297     case EXP_SPECIAL_FOLDER_SIG:
2298     case EXP_SZ_ICON_SIG:
2299         FIXME("valid but unhandled datablock %08x\n", dwSig);
2300         break;
2301     default:
2302         ERR("unknown datablock %08x\n", dwSig);
2303     }
2304     *ppDataBlock = block;
2305     return r;
2306 }
2307
2308 static HRESULT WINAPI
2309 ShellLink_RemoveDataBlock( IShellLinkDataList* iface, DWORD dwSig )
2310 {
2311     FIXME("\n");
2312     return E_NOTIMPL;
2313 }
2314
2315 static HRESULT WINAPI
2316 ShellLink_GetFlags( IShellLinkDataList* iface, DWORD* pdwFlags )
2317 {
2318     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2319     DWORD flags = 0;
2320
2321     FIXME("%p %p\n", This, pdwFlags );
2322
2323     /* FIXME: add more */
2324     if (This->sArgs)
2325         flags |= SLDF_HAS_ARGS;
2326     if (This->sComponent)
2327         flags |= SLDF_HAS_DARWINID;
2328     if (This->sIcoPath)
2329         flags |= SLDF_HAS_ICONLOCATION;
2330     if (This->sProduct)
2331         flags |= SLDF_HAS_LOGO3ID;
2332     if (This->pPidl)
2333         flags |= SLDF_HAS_ID_LIST;
2334
2335     *pdwFlags = flags;
2336
2337     return S_OK;
2338 }
2339
2340 static HRESULT WINAPI
2341 ShellLink_SetFlags( IShellLinkDataList* iface, DWORD dwFlags )
2342 {
2343     FIXME("\n");
2344     return E_NOTIMPL;
2345 }
2346
2347 static const IShellLinkDataListVtbl dlvt =
2348 {
2349     ShellLink_DataList_QueryInterface,
2350     ShellLink_DataList_AddRef,
2351     ShellLink_DataList_Release,
2352     ShellLink_AddDataBlock,
2353     ShellLink_CopyDataBlock,
2354     ShellLink_RemoveDataBlock,
2355     ShellLink_GetFlags,
2356     ShellLink_SetFlags
2357 };
2358
2359 static HRESULT WINAPI
2360 ShellLink_ExtInit_QueryInterface( IShellExtInit* iface, REFIID riid, void** ppvObject )
2361 {
2362     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2363     return IShellLinkA_QueryInterface((IShellLinkA*)This, riid, ppvObject);
2364 }
2365
2366 static ULONG WINAPI
2367 ShellLink_ExtInit_AddRef( IShellExtInit* iface )
2368 {
2369     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2370     return IShellLinkA_AddRef((IShellLinkA*)This);
2371 }
2372
2373 static ULONG WINAPI
2374 ShellLink_ExtInit_Release( IShellExtInit* iface )
2375 {
2376     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2377     return ShellLink_Release( This );
2378 }
2379
2380 /**************************************************************************
2381  * ShellLink implementation of IShellExtInit::Initialize()
2382  *
2383  * Loads the shelllink from the dataobject the shell is pointing to.
2384  */
2385 static HRESULT WINAPI
2386 ShellLink_ExtInit_Initialize( IShellExtInit* iface, LPCITEMIDLIST pidlFolder,
2387                               IDataObject *pdtobj, HKEY hkeyProgID )
2388 {
2389     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2390     FORMATETC format;
2391     STGMEDIUM stgm;
2392     UINT count;
2393     HRESULT r = E_FAIL;
2394
2395     TRACE("%p %p %p %p\n", This, pidlFolder, pdtobj, hkeyProgID );
2396
2397     if( !pdtobj )
2398         return r;
2399
2400     format.cfFormat = CF_HDROP;
2401     format.ptd = NULL;
2402     format.dwAspect = DVASPECT_CONTENT;
2403     format.lindex = -1;
2404     format.tymed = TYMED_HGLOBAL;
2405
2406     if( FAILED( IDataObject_GetData( pdtobj, &format, &stgm ) ) )
2407         return r;
2408
2409     count = DragQueryFileW( stgm.u.hGlobal, -1, NULL, 0 );
2410     if( count == 1 )
2411     {
2412         LPWSTR path;
2413
2414         count = DragQueryFileW( stgm.u.hGlobal, 0, NULL, 0 );
2415         count++;
2416         path = HeapAlloc( GetProcessHeap(), 0, count*sizeof(WCHAR) );
2417         if( path )
2418         {
2419             IPersistFile *pf = (IPersistFile*) &This->lpvtblPersistFile;
2420
2421             count = DragQueryFileW( stgm.u.hGlobal, 0, path, count );
2422             r = IPersistFile_Load( pf, path, 0 );
2423             HeapFree( GetProcessHeap(), 0, path );
2424         }
2425     }
2426     ReleaseStgMedium( &stgm );
2427
2428     return r;
2429 }
2430
2431 static const IShellExtInitVtbl eivt =
2432 {
2433     ShellLink_ExtInit_QueryInterface,
2434     ShellLink_ExtInit_AddRef,
2435     ShellLink_ExtInit_Release,
2436     ShellLink_ExtInit_Initialize
2437 };
2438
2439 static HRESULT WINAPI
2440 ShellLink_ContextMenu_QueryInterface( IContextMenu* iface, REFIID riid, void** ppvObject )
2441 {
2442     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2443     return IShellLinkA_QueryInterface((IShellLinkA*)This, riid, ppvObject);
2444 }
2445
2446 static ULONG WINAPI
2447 ShellLink_ContextMenu_AddRef( IContextMenu* iface )
2448 {
2449     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2450     return IShellLinkA_AddRef((IShellLinkA*)This);
2451 }
2452
2453 static ULONG WINAPI
2454 ShellLink_ContextMenu_Release( IContextMenu* iface )
2455 {
2456     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2457     return ShellLink_Release( This );
2458 }
2459
2460 static HRESULT WINAPI
2461 ShellLink_QueryContextMenu( IContextMenu* iface, HMENU hmenu, UINT indexMenu,
2462                             UINT idCmdFirst, UINT idCmdLast, UINT uFlags )
2463 {
2464     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2465     static WCHAR szOpen[] = { 'O','p','e','n',0 };
2466     MENUITEMINFOW mii;
2467     int id = 1;
2468
2469     TRACE("%p %p %u %u %u %u\n", This,
2470           hmenu, indexMenu, idCmdFirst, idCmdLast, uFlags );
2471
2472     if ( !hmenu )
2473         return E_INVALIDARG;
2474
2475     memset( &mii, 0, sizeof mii );
2476     mii.cbSize = sizeof mii;
2477     mii.fMask = MIIM_TYPE | MIIM_ID | MIIM_STATE;
2478     mii.dwTypeData = szOpen;
2479     mii.cch = strlenW( mii.dwTypeData );
2480     mii.wID = idCmdFirst + id++;
2481     mii.fState = MFS_DEFAULT | MFS_ENABLED;
2482     mii.fType = MFT_STRING;
2483     if (!InsertMenuItemW( hmenu, indexMenu, TRUE, &mii ))
2484         return E_FAIL;
2485     This->iIdOpen = 0;
2486
2487     return MAKE_HRESULT( SEVERITY_SUCCESS, 0, id );
2488 }
2489
2490 static LPWSTR
2491 shelllink_get_msi_component_path( LPWSTR component )
2492 {
2493     LPWSTR path;
2494     DWORD r, sz = 0;
2495
2496     r = CommandLineFromMsiDescriptor( component, NULL, &sz );
2497     if (r != ERROR_SUCCESS)
2498          return NULL;
2499
2500     sz++;
2501     path = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
2502     r = CommandLineFromMsiDescriptor( component, path, &sz );
2503     if (r != ERROR_SUCCESS)
2504     {
2505         HeapFree( GetProcessHeap(), 0, path );
2506         path = NULL;
2507     }
2508
2509     TRACE("returning %s\n", debugstr_w( path ) );
2510
2511     return path;
2512 }
2513
2514 static HRESULT WINAPI
2515 ShellLink_InvokeCommand( IContextMenu* iface, LPCMINVOKECOMMANDINFO lpici )
2516 {
2517     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2518     static const WCHAR szOpen[] = { 'O','p','e','n',0 };
2519     SHELLEXECUTEINFOW sei;
2520     HWND hwnd = NULL; /* FIXME: get using interface set from IObjectWithSite */
2521     LPWSTR args = NULL;
2522     LPWSTR path = NULL;
2523     HRESULT r;
2524
2525     TRACE("%p %p\n", This, lpici );
2526
2527     if ( lpici->cbSize < sizeof (CMINVOKECOMMANDINFO) )
2528         return E_INVALIDARG;
2529
2530     if ( lpici->lpVerb != MAKEINTRESOURCEA(This->iIdOpen) )
2531     {
2532         ERR("Unknown id %p != %d\n", lpici->lpVerb, This->iIdOpen );
2533         return E_INVALIDARG;
2534     }
2535
2536     r = IShellLinkW_Resolve( (IShellLinkW*)&(This->lpvtblw), hwnd, 0 );
2537     if ( FAILED( r ) )
2538         return r;
2539
2540     if ( This->sComponent )
2541     {
2542         path = shelllink_get_msi_component_path( This->sComponent );
2543         if (!path)
2544             return E_FAIL;
2545     }
2546     else
2547         path = strdupW( This->sPath );
2548
2549     if ( lpici->cbSize == sizeof (CMINVOKECOMMANDINFOEX) &&
2550          ( lpici->fMask & CMIC_MASK_UNICODE ) )
2551     {
2552         LPCMINVOKECOMMANDINFOEX iciex = (LPCMINVOKECOMMANDINFOEX) lpici;
2553         DWORD len = 2;
2554
2555         if ( This->sArgs )
2556             len += lstrlenW( This->sArgs );
2557         if ( iciex->lpParametersW )
2558             len += lstrlenW( iciex->lpParametersW );
2559
2560         args = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
2561         args[0] = 0;
2562         if ( This->sArgs )
2563             lstrcatW( args, This->sArgs );
2564         if ( iciex->lpParametersW )
2565         {
2566             static const WCHAR space[] = { ' ', 0 };
2567             lstrcatW( args, space );
2568             lstrcatW( args, iciex->lpParametersW );
2569         }
2570     }
2571
2572     memset( &sei, 0, sizeof sei );
2573     sei.cbSize = sizeof sei;
2574     sei.fMask = SEE_MASK_UNICODE | (lpici->fMask & (SEE_MASK_NOASYNC|SEE_MASK_ASYNCOK|SEE_MASK_FLAG_NO_UI));
2575     sei.lpFile = path;
2576     sei.nShow = This->iShowCmd;
2577     sei.lpIDList = This->pPidl;
2578     sei.lpDirectory = This->sWorkDir;
2579     sei.lpParameters = args;
2580     sei.lpVerb = szOpen;
2581
2582     if( ShellExecuteExW( &sei ) )
2583         r = S_OK;
2584     else
2585         r = E_FAIL;
2586
2587     HeapFree( GetProcessHeap(), 0, args );
2588     HeapFree( GetProcessHeap(), 0, path );
2589
2590     return r;
2591 }
2592
2593 static HRESULT WINAPI
2594 ShellLink_GetCommandString( IContextMenu* iface, UINT_PTR idCmd, UINT uType,
2595                             UINT* pwReserved, LPSTR pszName, UINT cchMax )
2596 {
2597     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2598
2599     FIXME("%p %lu %u %p %p %u\n", This,
2600           idCmd, uType, pwReserved, pszName, cchMax );
2601
2602     return E_NOTIMPL;
2603 }
2604
2605 static const IContextMenuVtbl cmvt =
2606 {
2607     ShellLink_ContextMenu_QueryInterface,
2608     ShellLink_ContextMenu_AddRef,
2609     ShellLink_ContextMenu_Release,
2610     ShellLink_QueryContextMenu,
2611     ShellLink_InvokeCommand,
2612     ShellLink_GetCommandString
2613 };
2614
2615 static HRESULT WINAPI
2616 ShellLink_ObjectWithSite_QueryInterface( IObjectWithSite* iface, REFIID riid, void** ppvObject )
2617 {
2618     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2619     return ShellLink_QueryInterface( This, riid, ppvObject );
2620 }
2621
2622 static ULONG WINAPI
2623 ShellLink_ObjectWithSite_AddRef( IObjectWithSite* iface )
2624 {
2625     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2626     return ShellLink_AddRef( This );
2627 }
2628
2629 static ULONG WINAPI
2630 ShellLink_ObjectWithSite_Release( IObjectWithSite* iface )
2631 {
2632     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2633     return ShellLink_Release( This );
2634 }
2635
2636 static HRESULT WINAPI
2637 ShellLink_GetSite( IObjectWithSite *iface, REFIID iid, void ** ppvSite )
2638 {
2639     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2640
2641     TRACE("%p %s %p\n", This, debugstr_guid( iid ), ppvSite );
2642
2643     if ( !This->site )
2644         return E_FAIL;
2645     return IUnknown_QueryInterface( This->site, iid, ppvSite );
2646 }
2647
2648 static HRESULT WINAPI
2649 ShellLink_SetSite( IObjectWithSite *iface, IUnknown *punk )
2650 {
2651     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2652
2653     TRACE("%p %p\n", iface, punk);
2654
2655     if ( punk )
2656         IUnknown_AddRef( punk );
2657     This->site = punk;
2658
2659     return S_OK;
2660 }
2661
2662 static const IObjectWithSiteVtbl owsvt =
2663 {
2664     ShellLink_ObjectWithSite_QueryInterface,
2665     ShellLink_ObjectWithSite_AddRef,
2666     ShellLink_ObjectWithSite_Release,
2667     ShellLink_SetSite,
2668     ShellLink_GetSite,
2669 };