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((HANDLE)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     memcpy( pclsid, &CLSID_ShellLink, sizeof (CLSID) );
 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, (LPSTR) 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, (LPSTR) temp, len, str, count );
 596         HeapFree( GetProcessHeap(), 0, temp );
 597     }
 598     else
 599     {
 600         count /= 2;
 601         str = (LPWSTR) 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 = (LPVOID) 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     int 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         ERR("Last word was not zero\n");
 928
 929     TRACE("OK\n");
 930
 931     pdump (This->pPidl);
 932
 933     return S_OK;
 934 end:
 935     return r;
 936 }
 937
 938 /************************************************************************
 939  * Stream_WriteString
 940  *
 941  * Helper function for IPersistStream_Save. Writes a unicode string
 942  *  with terminating nul byte to a stream, preceded by the its length.
 943  */
 944 static HRESULT Stream_WriteString( IStream* stm, LPCWSTR str )
 945 {
 946     USHORT len = lstrlenW( str ) + 1;
 947     DWORD count;
 948     HRESULT r;
 949
 950     r = IStream_Write( stm, &len, sizeof(len), &count );
 951     if( FAILED( r ) )
 952         return r;
 953
 954     len *= sizeof(WCHAR);
 955
 956     r = IStream_Write( stm, str, len, &count );
 957     if( FAILED( r ) )
 958         return r;
 959
 960     return S_OK;
 961 }
 962
 963 /************************************************************************
 964  * Stream_WriteLocationInfo
 965  *
 966  * Writes the location info to a stream
 967  *
 968  * FIXME: One day we might want to write the network volume information
 969  *        and the final path.
 970  *        Figure out how Windows deals with unicode paths here.
 971  */
 972 static HRESULT Stream_WriteLocationInfo( IStream* stm, LPCWSTR path,
 973                                          volume_info *volume )
 974 {
 975     DWORD total_size, path_size, volume_info_size, label_size, final_path_size;
 976     LOCAL_VOLUME_INFO *vol;
 977     LOCATION_INFO *loc;
 978     LPSTR szLabel, szPath, szFinalPath;
 979     ULONG count = 0;
 980     HRESULT hr;
 981
 982     TRACE("%p %s %p\n", stm, debugstr_w(path), volume);
 983
 984     /* figure out the size of everything */
 985     label_size = WideCharToMultiByte( CP_ACP, 0, volume->label, -1,
 986                                       NULL, 0, NULL, NULL );
 987     path_size = WideCharToMultiByte( CP_ACP, 0, path, -1,
 988                                      NULL, 0, NULL, NULL );
 989     volume_info_size = sizeof *vol + label_size;
 990     final_path_size = 1;
 991     total_size = sizeof *loc + volume_info_size + path_size + final_path_size;
 992
 993     /* create pointers to everything */
 994     loc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, total_size);
 995     vol = (LOCAL_VOLUME_INFO*) &loc[1];
 996     szLabel = (LPSTR) &vol[1];
 997     szPath = &szLabel[label_size];
 998     szFinalPath = &szPath[path_size];
 999
1000     /* fill in the location information header */
1001     loc->dwTotalSize = total_size;
1002     loc->dwHeaderSize = sizeof (*loc);
1003     loc->dwFlags = 1;
1004     loc->dwVolTableOfs = sizeof (*loc);
1005     loc->dwLocalPathOfs = sizeof (*loc) + volume_info_size;
1006     loc->dwNetworkVolTableOfs = 0;
1007     loc->dwFinalPathOfs = sizeof (*loc) + volume_info_size + path_size;
1008
1009     /* fill in the volume information */
1010     vol->dwSize = volume_info_size;
1011     vol->dwType = volume->type;
1012     vol->dwVolSerial = volume->serial;
1013     vol->dwVolLabelOfs = sizeof (*vol);
1014
1015     /* copy in the strings */
1016     WideCharToMultiByte( CP_ACP, 0, volume->label, -1,
1017                          szLabel, label_size, NULL, NULL );
1018     WideCharToMultiByte( CP_ACP, 0, path, -1,
1019                          szPath, path_size, NULL, NULL );
1020     szFinalPath[0] = 0;
1021
1022     hr = IStream_Write( stm, loc, total_size, &count );
1023     HeapFree(GetProcessHeap(), 0, loc);
1024
1025     return hr;
1026 }
1027
1028 static EXP_DARWIN_LINK* shelllink_build_darwinid( LPCWSTR string, DWORD magic )
1029 {
1030     EXP_DARWIN_LINK *buffer;
1031
1032     buffer = LocalAlloc( LMEM_ZEROINIT, sizeof *buffer );
1033     buffer->dbh.cbSize = sizeof *buffer;
1034     buffer->dbh.dwSignature = magic;
1035     lstrcpynW( buffer->szwDarwinID, string, MAX_PATH );
1036     WideCharToMultiByte(CP_ACP, 0, string, -1, buffer->szDarwinID, MAX_PATH, NULL, NULL );
1037
1038     return buffer;
1039 }
1040
1041 static HRESULT Stream_WriteAdvertiseInfo( IStream* stm, LPCWSTR string, DWORD magic )
1042 {
1043     EXP_DARWIN_LINK *buffer;
1044     ULONG count;
1045
1046     TRACE("%p\n",stm);
1047
1048     buffer = shelllink_build_darwinid( string, magic );
1049
1050     return IStream_Write( stm, buffer, buffer->dbh.cbSize, &count );
1051 }
1052
1053 /************************************************************************
1054  * IPersistStream_Save (IPersistStream)
1055  *
1056  * FIXME: makes assumptions about byte order
1057  */
1058 static HRESULT WINAPI IPersistStream_fnSave(
1059         IPersistStream*  iface,
1060         IStream*         stm,
1061         BOOL             fClearDirty)
1062 {
1063     LINK_HEADER header;
1064     ULONG   count;
1065     DWORD   zero;
1066     HRESULT r;
1067
1068     IShellLinkImpl *This = impl_from_IPersistStream(iface);
1069
1070     TRACE("%p %p %x\n", This, stm, fClearDirty);
1071
1072     memset(&header, 0, sizeof(header));
1073     header.dwSize = sizeof(header);
1074     header.fStartup = This->iShowCmd;
1075     memcpy(&header.MagicGuid, &CLSID_ShellLink, sizeof(header.MagicGuid) );
1076
1077     header.wHotKey = This->wHotKey;
1078     header.nIcon = This->iIcoNdx;
1079     header.dwFlags = SLDF_UNICODE;   /* strings are in unicode */
1080     if( This->pPidl )
1081         header.dwFlags |= SLDF_HAS_ID_LIST;
1082     if( This->sPath )
1083         header.dwFlags |= SLDF_HAS_LINK_INFO;
1084     if( This->sDescription )
1085         header.dwFlags |= SLDF_HAS_NAME;
1086     if( This->sWorkDir )
1087         header.dwFlags |= SLDF_HAS_WORKINGDIR;
1088     if( This->sArgs )
1089         header.dwFlags |= SLDF_HAS_ARGS;
1090     if( This->sIcoPath )
1091         header.dwFlags |= SLDF_HAS_ICONLOCATION;
1092     if( This->sProduct )
1093         header.dwFlags |= SLDF_HAS_LOGO3ID;
1094     if( This->sComponent )
1095         header.dwFlags |= SLDF_HAS_DARWINID;
1096
1097     SystemTimeToFileTime ( &This->time1, &header.Time1 );
1098     SystemTimeToFileTime ( &This->time2, &header.Time2 );
1099     SystemTimeToFileTime ( &This->time3, &header.Time3 );
1100
1101     /* write the Shortcut header */
1102     r = IStream_Write( stm, &header, sizeof(header), &count );
1103     if( FAILED( r ) )
1104     {
1105         ERR("Write failed at %d\n",__LINE__);
1106         return r;
1107     }
1108
1109     TRACE("Writing pidl\n");
1110
1111     /* write the PIDL to the shortcut */
1112     if( This->pPidl )
1113     {
1114         r = ILSaveToStream( stm, This->pPidl );
1115         if( FAILED( r ) )
1116         {
1117             ERR("Failed to write PIDL at %d\n",__LINE__);
1118             return r;
1119         }
1120     }
1121
1122     if( This->sPath )
1123         Stream_WriteLocationInfo( stm, This->sPath, &This->volume );
1124
1125     if( This->sDescription )
1126         r = Stream_WriteString( stm, This->sDescription );
1127
1128     if( This->sPathRel )
1129         r = Stream_WriteString( stm, This->sPathRel );
1130
1131     if( This->sWorkDir )
1132         r = Stream_WriteString( stm, This->sWorkDir );
1133
1134     if( This->sArgs )
1135         r = Stream_WriteString( stm, This->sArgs );
1136
1137     if( This->sIcoPath )
1138         r = Stream_WriteString( stm, This->sIcoPath );
1139
1140     if( This->sProduct )
1141         r = Stream_WriteAdvertiseInfo( stm, This->sProduct, EXP_SZ_ICON_SIG );
1142
1143     if( This->sComponent )
1144         r = Stream_WriteAdvertiseInfo( stm, This->sComponent, EXP_DARWIN_ID_SIG );
1145
1146     /* the last field is a single zero dword */
1147     zero = 0;
1148     r = IStream_Write( stm, &zero, sizeof zero, &count );
1149
1150     return S_OK;
1151 }
1152
1153 /************************************************************************
1154  * IPersistStream_GetSizeMax (IPersistStream)
1155  */
1156 static HRESULT WINAPI IPersistStream_fnGetSizeMax(
1157         IPersistStream*  iface,
1158         ULARGE_INTEGER*  pcbSize)
1159 {
1160         IShellLinkImpl *This = impl_from_IPersistStream(iface);
1161
1162         TRACE("(%p)\n", This);
1163
1164         return E_NOTIMPL;
1165 }
1166
1167 static const IPersistStreamVtbl psvt =
1168 {
1169         IPersistStream_fnQueryInterface,
1170         IPersistStream_fnAddRef,
1171         IPersistStream_fnRelease,
1172         IPersistStream_fnGetClassID,
1173         IPersistStream_fnIsDirty,
1174         IPersistStream_fnLoad,
1175         IPersistStream_fnSave,
1176         IPersistStream_fnGetSizeMax
1177 };
1178
1179 /**************************************************************************
1180  *        IShellLink_Constructor
1181  */
1182 HRESULT WINAPI IShellLink_Constructor( IUnknown *pUnkOuter,
1183                REFIID riid, LPVOID *ppv )
1184 {
1185         IShellLinkImpl * sl;
1186         HRESULT r;
1187
1188         TRACE("unkOut=%p riid=%s\n",pUnkOuter, debugstr_guid(riid));
1189
1190         *ppv = NULL;
1191
1192         if (pUnkOuter)
1193             return CLASS_E_NOAGGREGATION;
1194         sl = LocalAlloc(LMEM_ZEROINIT,sizeof(IShellLinkImpl));
1195         if (!sl)
1196             return E_OUTOFMEMORY;
1197
1198         sl->ref = 1;
1199         sl->lpVtbl = &slvt;
1200         sl->lpvtblw = &slvtw;
1201         sl->lpvtblPersistFile = &pfvt;
1202         sl->lpvtblPersistStream = &psvt;
1203         sl->lpvtblShellLinkDataList = &dlvt;
1204         sl->lpvtblShellExtInit = &eivt;
1205         sl->lpvtblContextMenu = &cmvt;
1206         sl->lpvtblObjectWithSite = &owsvt;
1207         sl->iShowCmd = SW_SHOWNORMAL;
1208         sl->bDirty = FALSE;
1209         sl->iIdOpen = -1;
1210         sl->site = NULL;
1211
1212         TRACE("(%p)->()\n",sl);
1213
1214         r = ShellLink_QueryInterface( sl, riid, ppv );
1215         ShellLink_Release( sl );
1216         return r;
1217 }
1218
1219
1220 static BOOL SHELL_ExistsFileW(LPCWSTR path)
1221 {
1222     if (INVALID_FILE_ATTRIBUTES == GetFileAttributesW(path))
1223         return FALSE;
1224     return TRUE;
1225 }
1226
1227 /**************************************************************************
1228  *  ShellLink_UpdatePath
1229  *      update absolute path in sPath using relative path in sPathRel
1230  */
1231 static HRESULT ShellLink_UpdatePath(LPCWSTR sPathRel, LPCWSTR path, LPCWSTR sWorkDir, LPWSTR* psPath)
1232 {
1233     if (!path || !psPath)
1234         return E_INVALIDARG;
1235
1236     if (!*psPath && sPathRel) {
1237         WCHAR buffer[2*MAX_PATH], abs_path[2*MAX_PATH];
1238         LPWSTR final = NULL;
1239
1240         /* first try if [directory of link file] + [relative path] finds an existing file */
1241
1242         GetFullPathNameW( path, MAX_PATH*2, buffer, &final );
1243         if( !final )
1244             final = buffer;
1245         lstrcpyW(final, sPathRel);
1246
1247         *abs_path = '\0';
1248
1249         if (SHELL_ExistsFileW(buffer)) {
1250             if (!GetFullPathNameW(buffer, MAX_PATH, abs_path, &final))
1251                 lstrcpyW(abs_path, buffer);
1252         } else {
1253             /* try if [working directory] + [relative path] finds an existing file */
1254             if (sWorkDir) {
1255                 lstrcpyW(buffer, sWorkDir);
1256                 lstrcpyW(PathAddBackslashW(buffer), sPathRel);
1257
1258                 if (SHELL_ExistsFileW(buffer))
1259                     if (!GetFullPathNameW(buffer, MAX_PATH, abs_path, &final))
1260                         lstrcpyW(abs_path, buffer);
1261             }
1262         }
1263
1264         /* FIXME: This is even not enough - not all shell links can be resolved using this algorithm. */
1265         if (!*abs_path)
1266             lstrcpyW(abs_path, sPathRel);
1267
1268         *psPath = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(abs_path)+1)*sizeof(WCHAR));
1269         if (!*psPath)
1270             return E_OUTOFMEMORY;
1271
1272         lstrcpyW(*psPath, abs_path);
1273     }
1274
1275     return S_OK;
1276 }
1277
1278 /**************************************************************************
1279  *        IShellLink_ConstructFromFile
1280  */
1281 HRESULT WINAPI IShellLink_ConstructFromFile( IUnknown* pUnkOuter, REFIID riid,
1282                LPCITEMIDLIST pidl, LPVOID* ppv)
1283 {
1284     IShellLinkW* psl;
1285
1286     HRESULT hr = IShellLink_Constructor(NULL, riid, (LPVOID*)&psl);
1287
1288     if (SUCCEEDED(hr)) {
1289         IPersistFile* ppf;
1290
1291         *ppv = NULL;
1292
1293         hr = IShellLinkW_QueryInterface(psl, &IID_IPersistFile, (LPVOID*)&ppf);
1294
1295         if (SUCCEEDED(hr)) {
1296             WCHAR path[MAX_PATH];
1297
1298             if (SHGetPathFromIDListW(pidl, path))
1299                 hr = IPersistFile_Load(ppf, path, 0);
1300             else
1301                 hr = E_FAIL;
1302
1303             if (SUCCEEDED(hr))
1304                 *ppv = (IUnknown*) psl;
1305
1306             IPersistFile_Release(ppf);
1307         }
1308
1309         if (!*ppv)
1310             IShellLinkW_Release(psl);
1311     }
1312
1313     return hr;
1314 }
1315
1316 /**************************************************************************
1317  *  IShellLinkA_QueryInterface
1318  */
1319 static HRESULT WINAPI IShellLinkA_fnQueryInterface( IShellLinkA * iface, REFIID riid,  LPVOID *ppvObj)
1320 {
1321     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1322     return ShellLink_QueryInterface( This, riid, ppvObj );
1323 }
1324
1325 /******************************************************************************
1326  * IShellLinkA_AddRef
1327  */
1328 static ULONG WINAPI IShellLinkA_fnAddRef(IShellLinkA * iface)
1329 {
1330     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1331     return ShellLink_AddRef( This );
1332 }
1333
1334 /******************************************************************************
1335  *      IShellLinkA_Release
1336  */
1337 static ULONG WINAPI IShellLinkA_fnRelease(IShellLinkA * iface)
1338 {
1339     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1340     return ShellLink_Release( This );
1341 }
1342
1343 static HRESULT WINAPI IShellLinkA_fnGetPath(IShellLinkA * iface, LPSTR pszFile,
1344                   INT cchMaxPath, WIN32_FIND_DATAA *pfd, DWORD fFlags)
1345 {
1346     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1347
1348     TRACE("(%p)->(pfile=%p len=%u find_data=%p flags=%u)(%s)\n",
1349           This, pszFile, cchMaxPath, pfd, fFlags, debugstr_w(This->sPath));
1350
1351     if (This->sComponent || This->sProduct)
1352         return S_FALSE;
1353
1354     if (cchMaxPath)
1355         pszFile[0] = 0;
1356     if (This->sPath)
1357         WideCharToMultiByte( CP_ACP, 0, This->sPath, -1,
1358                              pszFile, cchMaxPath, NULL, NULL);
1359
1360     if (pfd) FIXME("(%p): WIN32_FIND_DATA is not yet filled.\n", This);
1361
1362     return S_OK;
1363 }
1364
1365 static HRESULT WINAPI IShellLinkA_fnGetIDList(IShellLinkA * iface, LPITEMIDLIST * ppidl)
1366 {
1367     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1368
1369     TRACE("(%p)->(ppidl=%p)\n",This, ppidl);
1370
1371     return IShellLinkW_GetIDList((IShellLinkW*)&(This->lpvtblw), ppidl);
1372 }
1373
1374 static HRESULT WINAPI IShellLinkA_fnSetIDList(IShellLinkA * iface, LPCITEMIDLIST pidl)
1375 {
1376     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1377
1378     TRACE("(%p)->(pidl=%p)\n",This, pidl);
1379
1380     if (This->pPidl)
1381         ILFree(This->pPidl);
1382     This->pPidl = ILClone (pidl);
1383     This->bDirty = TRUE;
1384
1385     return S_OK;
1386 }
1387
1388 static HRESULT WINAPI IShellLinkA_fnGetDescription(IShellLinkA * iface, LPSTR pszName,INT cchMaxName)
1389 {
1390     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1391
1392     TRACE("(%p)->(%p len=%u)\n",This, pszName, cchMaxName);
1393
1394     if( cchMaxName )
1395         pszName[0] = 0;
1396     if( This->sDescription )
1397         WideCharToMultiByte( CP_ACP, 0, This->sDescription, -1,
1398             pszName, cchMaxName, NULL, NULL);
1399
1400     return S_OK;
1401 }
1402
1403 static HRESULT WINAPI IShellLinkA_fnSetDescription(IShellLinkA * iface, LPCSTR pszName)
1404 {
1405     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1406
1407     TRACE("(%p)->(pName=%s)\n", This, pszName);
1408
1409     HeapFree(GetProcessHeap(), 0, This->sDescription);
1410     This->sDescription = HEAP_strdupAtoW( GetProcessHeap(), 0, pszName);
1411     if ( !This->sDescription )
1412         return E_OUTOFMEMORY;
1413
1414     This->bDirty = TRUE;
1415
1416     return S_OK;
1417 }
1418
1419 static HRESULT WINAPI IShellLinkA_fnGetWorkingDirectory(IShellLinkA * iface, LPSTR pszDir,INT cchMaxPath)
1420 {
1421     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1422
1423     TRACE("(%p)->(%p len=%u)\n", This, pszDir, cchMaxPath);
1424
1425     if( cchMaxPath )
1426         pszDir[0] = 0;
1427     if( This->sWorkDir )
1428         WideCharToMultiByte( CP_ACP, 0, This->sWorkDir, -1,
1429                              pszDir, cchMaxPath, NULL, NULL);
1430
1431     return S_OK;
1432 }
1433
1434 static HRESULT WINAPI IShellLinkA_fnSetWorkingDirectory(IShellLinkA * iface, LPCSTR pszDir)
1435 {
1436     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1437
1438     TRACE("(%p)->(dir=%s)\n",This, pszDir);
1439
1440     HeapFree(GetProcessHeap(), 0, This->sWorkDir);
1441     This->sWorkDir = HEAP_strdupAtoW( GetProcessHeap(), 0, pszDir);
1442     if ( !This->sWorkDir )
1443         return E_OUTOFMEMORY;
1444
1445     This->bDirty = TRUE;
1446
1447     return S_OK;
1448 }
1449
1450 static HRESULT WINAPI IShellLinkA_fnGetArguments(IShellLinkA * iface, LPSTR pszArgs,INT cchMaxPath)
1451 {
1452     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1453
1454     TRACE("(%p)->(%p len=%u)\n", This, pszArgs, cchMaxPath);
1455
1456     if( cchMaxPath )
1457         pszArgs[0] = 0;
1458     if( This->sArgs )
1459         WideCharToMultiByte( CP_ACP, 0, This->sArgs, -1,
1460                              pszArgs, cchMaxPath, NULL, NULL);
1461
1462     return S_OK;
1463 }
1464
1465 static HRESULT WINAPI IShellLinkA_fnSetArguments(IShellLinkA * iface, LPCSTR pszArgs)
1466 {
1467     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1468
1469     TRACE("(%p)->(args=%s)\n",This, pszArgs);
1470
1471     HeapFree(GetProcessHeap(), 0, This->sArgs);
1472     This->sArgs = HEAP_strdupAtoW( GetProcessHeap(), 0, pszArgs);
1473     if( !This->sArgs )
1474         return E_OUTOFMEMORY;
1475
1476     This->bDirty = TRUE;
1477
1478     return S_OK;
1479 }
1480
1481 static HRESULT WINAPI IShellLinkA_fnGetHotkey(IShellLinkA * iface, WORD *pwHotkey)
1482 {
1483     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1484
1485     TRACE("(%p)->(%p)(0x%08x)\n",This, pwHotkey, This->wHotKey);
1486
1487     *pwHotkey = This->wHotKey;
1488
1489     return S_OK;
1490 }
1491
1492 static HRESULT WINAPI IShellLinkA_fnSetHotkey(IShellLinkA * iface, WORD wHotkey)
1493 {
1494     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1495
1496     TRACE("(%p)->(hotkey=%x)\n",This, wHotkey);
1497
1498     This->wHotKey = wHotkey;
1499     This->bDirty = TRUE;
1500
1501     return S_OK;
1502 }
1503
1504 static HRESULT WINAPI IShellLinkA_fnGetShowCmd(IShellLinkA * iface, INT *piShowCmd)
1505 {
1506     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1507
1508     TRACE("(%p)->(%p)\n",This, piShowCmd);
1509     *piShowCmd = This->iShowCmd;
1510     return S_OK;
1511 }
1512
1513 static HRESULT WINAPI IShellLinkA_fnSetShowCmd(IShellLinkA * iface, INT iShowCmd)
1514 {
1515     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1516
1517     TRACE("(%p) %d\n",This, iShowCmd);
1518
1519     This->iShowCmd = iShowCmd;
1520     This->bDirty = TRUE;
1521
1522     return NOERROR;
1523 }
1524
1525 static HRESULT SHELL_PidlGeticonLocationA(IShellFolder* psf, LPCITEMIDLIST pidl,
1526                                           LPSTR pszIconPath, int cchIconPath, int* piIcon)
1527 {
1528     LPCITEMIDLIST pidlLast;
1529
1530     HRESULT hr = SHBindToParent(pidl, &IID_IShellFolder, (LPVOID*)&psf, &pidlLast);
1531
1532     if (SUCCEEDED(hr)) {
1533         IExtractIconA* pei;
1534
1535         hr = IShellFolder_GetUIObjectOf(psf, 0, 1, (LPCITEMIDLIST*)&pidlLast, &IID_IExtractIconA, NULL, (LPVOID*)&pei);
1536
1537         if (SUCCEEDED(hr)) {
1538             hr = IExtractIconA_GetIconLocation(pei, 0, pszIconPath, MAX_PATH, piIcon, NULL);
1539
1540             IExtractIconA_Release(pei);
1541         }
1542
1543         IShellFolder_Release(psf);
1544     }
1545
1546     return hr;
1547 }
1548
1549 static HRESULT WINAPI IShellLinkA_fnGetIconLocation(IShellLinkA * iface, LPSTR pszIconPath,INT cchIconPath,INT *piIcon)
1550 {
1551     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1552
1553     TRACE("(%p)->(%p len=%u iicon=%p)\n", This, pszIconPath, cchIconPath, piIcon);
1554
1555     pszIconPath[0] = 0;
1556     *piIcon = This->iIcoNdx;
1557
1558     if (This->sIcoPath)
1559     {
1560         WideCharToMultiByte(CP_ACP, 0, This->sIcoPath, -1, pszIconPath, cchIconPath, NULL, NULL);
1561         return S_OK;
1562     }
1563
1564     if (This->pPidl || This->sPath)
1565     {
1566         IShellFolder* pdsk;
1567
1568         HRESULT hr = SHGetDesktopFolder(&pdsk);
1569
1570         if (SUCCEEDED(hr))
1571         {
1572             /* first look for an icon using the PIDL (if present) */
1573             if (This->pPidl)
1574                 hr = SHELL_PidlGeticonLocationA(pdsk, This->pPidl, pszIconPath, cchIconPath, piIcon);
1575             else
1576                 hr = E_FAIL;
1577
1578             /* if we couldn't find an icon yet, look for it using the file system path */
1579             if (FAILED(hr) && This->sPath)
1580             {
1581                 LPITEMIDLIST pidl;
1582
1583                 hr = IShellFolder_ParseDisplayName(pdsk, 0, NULL, This->sPath, NULL, &pidl, NULL);
1584
1585                 if (SUCCEEDED(hr)) {
1586                     hr = SHELL_PidlGeticonLocationA(pdsk, pidl, pszIconPath, cchIconPath, piIcon);
1587
1588                     SHFree(pidl);
1589                 }
1590             }
1591
1592             IShellFolder_Release(pdsk);
1593         }
1594
1595         return hr;
1596     }
1597     return S_OK;
1598 }
1599
1600 static HRESULT WINAPI IShellLinkA_fnSetIconLocation(IShellLinkA * iface, LPCSTR pszIconPath,INT iIcon)
1601 {
1602     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1603
1604     TRACE("(%p)->(path=%s iicon=%u)\n",This, pszIconPath, iIcon);
1605
1606     HeapFree(GetProcessHeap(), 0, This->sIcoPath);
1607     This->sIcoPath = HEAP_strdupAtoW(GetProcessHeap(), 0, pszIconPath);
1608     if ( !This->sIcoPath )
1609         return E_OUTOFMEMORY;
1610
1611     This->iIcoNdx = iIcon;
1612     This->bDirty = TRUE;
1613
1614     return S_OK;
1615 }
1616
1617 static HRESULT WINAPI IShellLinkA_fnSetRelativePath(IShellLinkA * iface, LPCSTR pszPathRel, DWORD dwReserved)
1618 {
1619     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1620
1621     TRACE("(%p)->(path=%s %x)\n",This, pszPathRel, dwReserved);
1622
1623     HeapFree(GetProcessHeap(), 0, This->sPathRel);
1624     This->sPathRel = HEAP_strdupAtoW(GetProcessHeap(), 0, pszPathRel);
1625     This->bDirty = TRUE;
1626
1627     return ShellLink_UpdatePath(This->sPathRel, This->sPath, This->sWorkDir, &This->sPath);
1628 }
1629
1630 static HRESULT WINAPI IShellLinkA_fnResolve(IShellLinkA * iface, HWND hwnd, DWORD fFlags)
1631 {
1632     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1633
1634     TRACE("(%p)->(hwnd=%p flags=%x)\n",This, hwnd, fFlags);
1635
1636     return IShellLinkW_Resolve( (IShellLinkW*)&(This->lpvtblw), hwnd, fFlags );
1637 }
1638
1639 static HRESULT WINAPI IShellLinkA_fnSetPath(IShellLinkA * iface, LPCSTR pszFile)
1640 {
1641     HRESULT r;
1642     LPWSTR str;
1643     IShellLinkImpl *This = (IShellLinkImpl *)iface;
1644
1645     TRACE("(%p)->(path=%s)\n",This, pszFile);
1646
1647     str = HEAP_strdupAtoW(GetProcessHeap(), 0, pszFile);
1648     if( !str )
1649         return E_OUTOFMEMORY;
1650
1651     r = IShellLinkW_SetPath((IShellLinkW*)&(This->lpvtblw), str);
1652     HeapFree( GetProcessHeap(), 0, str );
1653
1654     return r;
1655 }
1656
1657 /**************************************************************************
1658 * IShellLink Implementation
1659 */
1660
1661 static const IShellLinkAVtbl slvt =
1662 {
1663     IShellLinkA_fnQueryInterface,
1664     IShellLinkA_fnAddRef,
1665     IShellLinkA_fnRelease,
1666     IShellLinkA_fnGetPath,
1667     IShellLinkA_fnGetIDList,
1668     IShellLinkA_fnSetIDList,
1669     IShellLinkA_fnGetDescription,
1670     IShellLinkA_fnSetDescription,
1671     IShellLinkA_fnGetWorkingDirectory,
1672     IShellLinkA_fnSetWorkingDirectory,
1673     IShellLinkA_fnGetArguments,
1674     IShellLinkA_fnSetArguments,
1675     IShellLinkA_fnGetHotkey,
1676     IShellLinkA_fnSetHotkey,
1677     IShellLinkA_fnGetShowCmd,
1678     IShellLinkA_fnSetShowCmd,
1679     IShellLinkA_fnGetIconLocation,
1680     IShellLinkA_fnSetIconLocation,
1681     IShellLinkA_fnSetRelativePath,
1682     IShellLinkA_fnResolve,
1683     IShellLinkA_fnSetPath
1684 };
1685
1686
1687 /**************************************************************************
1688  *  IShellLinkW_fnQueryInterface
1689  */
1690 static HRESULT WINAPI IShellLinkW_fnQueryInterface(
1691   IShellLinkW * iface, REFIID riid, LPVOID *ppvObj)
1692 {
1693     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1694     return ShellLink_QueryInterface( This, riid, ppvObj );
1695 }
1696
1697 /******************************************************************************
1698  * IShellLinkW_fnAddRef
1699  */
1700 static ULONG WINAPI IShellLinkW_fnAddRef(IShellLinkW * iface)
1701 {
1702     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1703     return ShellLink_AddRef( This );
1704 }
1705
1706 /******************************************************************************
1707  * IShellLinkW_fnRelease
1708  */
1709 static ULONG WINAPI IShellLinkW_fnRelease(IShellLinkW * iface)
1710 {
1711     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1712     return ShellLink_Release( This );
1713 }
1714
1715 static HRESULT WINAPI IShellLinkW_fnGetPath(IShellLinkW * iface, LPWSTR pszFile,INT cchMaxPath, WIN32_FIND_DATAW *pfd, DWORD fFlags)
1716 {
1717     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1718
1719     TRACE("(%p)->(pfile=%p len=%u find_data=%p flags=%u)(%s)\n",
1720           This, pszFile, cchMaxPath, pfd, fFlags, debugstr_w(This->sPath));
1721
1722     if (This->sComponent || This->sProduct)
1723         return S_FALSE;
1724
1725     if (cchMaxPath)
1726         pszFile[0] = 0;
1727     if (This->sPath)
1728         lstrcpynW( pszFile, This->sPath, cchMaxPath );
1729
1730     if (pfd) FIXME("(%p): WIN32_FIND_DATA is not yet filled.\n", This);
1731
1732     return S_OK;
1733 }
1734
1735 static HRESULT WINAPI IShellLinkW_fnGetIDList(IShellLinkW * iface, LPITEMIDLIST * ppidl)
1736 {
1737     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1738
1739     TRACE("(%p)->(ppidl=%p)\n",This, ppidl);
1740
1741     if (!This->pPidl)
1742     {
1743         *ppidl = NULL;
1744         return S_FALSE;
1745     }
1746     *ppidl = ILClone(This->pPidl);
1747     return S_OK;
1748 }
1749
1750 static HRESULT WINAPI IShellLinkW_fnSetIDList(IShellLinkW * iface, LPCITEMIDLIST pidl)
1751 {
1752     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1753
1754     TRACE("(%p)->(pidl=%p)\n",This, pidl);
1755
1756     if( This->pPidl )
1757         ILFree( This->pPidl );
1758     This->pPidl = ILClone( pidl );
1759     if( !This->pPidl )
1760         return E_FAIL;
1761
1762     This->bDirty = TRUE;
1763
1764     return S_OK;
1765 }
1766
1767 static HRESULT WINAPI IShellLinkW_fnGetDescription(IShellLinkW * iface, LPWSTR pszName,INT cchMaxName)
1768 {
1769     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1770
1771     TRACE("(%p)->(%p len=%u)\n",This, pszName, cchMaxName);
1772
1773     pszName[0] = 0;
1774     if( This->sDescription )
1775         lstrcpynW( pszName, This->sDescription, cchMaxName );
1776
1777     return S_OK;
1778 }
1779
1780 static HRESULT WINAPI IShellLinkW_fnSetDescription(IShellLinkW * iface, LPCWSTR pszName)
1781 {
1782     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1783
1784     TRACE("(%p)->(desc=%s)\n",This, debugstr_w(pszName));
1785
1786     HeapFree(GetProcessHeap(), 0, This->sDescription);
1787     This->sDescription = HeapAlloc( GetProcessHeap(), 0,
1788                                     (lstrlenW( pszName )+1)*sizeof(WCHAR) );
1789     if ( !This->sDescription )
1790         return E_OUTOFMEMORY;
1791
1792     lstrcpyW( This->sDescription, pszName );
1793     This->bDirty = TRUE;
1794
1795     return S_OK;
1796 }
1797
1798 static HRESULT WINAPI IShellLinkW_fnGetWorkingDirectory(IShellLinkW * iface, LPWSTR pszDir,INT cchMaxPath)
1799 {
1800     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1801
1802     TRACE("(%p)->(%p len %u)\n", This, pszDir, cchMaxPath);
1803
1804     if( cchMaxPath )
1805         pszDir[0] = 0;
1806     if( This->sWorkDir )
1807         lstrcpynW( pszDir, This->sWorkDir, cchMaxPath );
1808
1809     return S_OK;
1810 }
1811
1812 static HRESULT WINAPI IShellLinkW_fnSetWorkingDirectory(IShellLinkW * iface, LPCWSTR pszDir)
1813 {
1814     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1815
1816     TRACE("(%p)->(dir=%s)\n",This, debugstr_w(pszDir));
1817
1818     HeapFree(GetProcessHeap(), 0, This->sWorkDir);
1819     This->sWorkDir = HeapAlloc( GetProcessHeap(), 0,
1820                                 (lstrlenW( pszDir )+1)*sizeof (WCHAR) );
1821     if ( !This->sWorkDir )
1822         return E_OUTOFMEMORY;
1823     lstrcpyW( This->sWorkDir, pszDir );
1824     This->bDirty = TRUE;
1825
1826     return S_OK;
1827 }
1828
1829 static HRESULT WINAPI IShellLinkW_fnGetArguments(IShellLinkW * iface, LPWSTR pszArgs,INT cchMaxPath)
1830 {
1831     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1832
1833     TRACE("(%p)->(%p len=%u)\n", This, pszArgs, cchMaxPath);
1834
1835     if( cchMaxPath )
1836         pszArgs[0] = 0;
1837     if( This->sArgs )
1838         lstrcpynW( pszArgs, This->sArgs, cchMaxPath );
1839
1840     return NOERROR;
1841 }
1842
1843 static HRESULT WINAPI IShellLinkW_fnSetArguments(IShellLinkW * iface, LPCWSTR pszArgs)
1844 {
1845     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1846
1847     TRACE("(%p)->(args=%s)\n",This, debugstr_w(pszArgs));
1848
1849     HeapFree(GetProcessHeap(), 0, This->sArgs);
1850     This->sArgs = HeapAlloc( GetProcessHeap(), 0,
1851                              (lstrlenW( pszArgs )+1)*sizeof (WCHAR) );
1852     if ( !This->sArgs )
1853         return E_OUTOFMEMORY;
1854     lstrcpyW( This->sArgs, pszArgs );
1855     This->bDirty = TRUE;
1856
1857     return S_OK;
1858 }
1859
1860 static HRESULT WINAPI IShellLinkW_fnGetHotkey(IShellLinkW * iface, WORD *pwHotkey)
1861 {
1862     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1863
1864     TRACE("(%p)->(%p)\n",This, pwHotkey);
1865
1866     *pwHotkey=This->wHotKey;
1867
1868     return S_OK;
1869 }
1870
1871 static HRESULT WINAPI IShellLinkW_fnSetHotkey(IShellLinkW * iface, WORD wHotkey)
1872 {
1873     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1874
1875     TRACE("(%p)->(hotkey=%x)\n",This, wHotkey);
1876
1877     This->wHotKey = wHotkey;
1878     This->bDirty = TRUE;
1879
1880     return S_OK;
1881 }
1882
1883 static HRESULT WINAPI IShellLinkW_fnGetShowCmd(IShellLinkW * iface, INT *piShowCmd)
1884 {
1885     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1886
1887     TRACE("(%p)->(%p)\n",This, piShowCmd);
1888
1889     *piShowCmd = This->iShowCmd;
1890
1891     return S_OK;
1892 }
1893
1894 static HRESULT WINAPI IShellLinkW_fnSetShowCmd(IShellLinkW * iface, INT iShowCmd)
1895 {
1896     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1897
1898     This->iShowCmd = iShowCmd;
1899     This->bDirty = TRUE;
1900
1901     return S_OK;
1902 }
1903
1904 static HRESULT SHELL_PidlGeticonLocationW(IShellFolder* psf, LPCITEMIDLIST pidl,
1905                                           LPWSTR pszIconPath, int cchIconPath, int* piIcon)
1906 {
1907     LPCITEMIDLIST pidlLast;
1908
1909     HRESULT hr = SHBindToParent(pidl, &IID_IShellFolder, (LPVOID*)&psf, &pidlLast);
1910
1911     if (SUCCEEDED(hr)) {
1912         IExtractIconW* pei;
1913
1914         hr = IShellFolder_GetUIObjectOf(psf, 0, 1, (LPCITEMIDLIST*)&pidlLast, &IID_IExtractIconW, NULL, (LPVOID*)&pei);
1915
1916         if (SUCCEEDED(hr)) {
1917             hr = IExtractIconW_GetIconLocation(pei, 0, pszIconPath, MAX_PATH, piIcon, NULL);
1918
1919             IExtractIconW_Release(pei);
1920         }
1921
1922         IShellFolder_Release(psf);
1923     }
1924
1925     return hr;
1926 }
1927
1928 static HRESULT WINAPI IShellLinkW_fnGetIconLocation(IShellLinkW * iface, LPWSTR pszIconPath,INT cchIconPath,INT *piIcon)
1929 {
1930     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1931
1932     TRACE("(%p)->(%p len=%u iicon=%p)\n", This, pszIconPath, cchIconPath, piIcon);
1933
1934     pszIconPath[0] = 0;
1935     *piIcon = This->iIcoNdx;
1936
1937     if (This->sIcoPath)
1938     {
1939         lstrcpynW(pszIconPath, This->sIcoPath, cchIconPath);
1940         return S_OK;
1941     }
1942
1943     if (This->pPidl || This->sPath)
1944     {
1945         IShellFolder* pdsk;
1946
1947         HRESULT hr = SHGetDesktopFolder(&pdsk);
1948
1949         if (SUCCEEDED(hr))
1950         {
1951             /* first look for an icon using the PIDL (if present) */
1952             if (This->pPidl)
1953                 hr = SHELL_PidlGeticonLocationW(pdsk, This->pPidl, pszIconPath, cchIconPath, piIcon);
1954             else
1955                 hr = E_FAIL;
1956
1957             /* if we couldn't find an icon yet, look for it using the file system path */
1958             if (FAILED(hr) && This->sPath)
1959             {
1960                 LPITEMIDLIST pidl;
1961
1962                 hr = IShellFolder_ParseDisplayName(pdsk, 0, NULL, This->sPath, NULL, &pidl, NULL);
1963
1964                 if (SUCCEEDED(hr))
1965                 {
1966                     hr = SHELL_PidlGeticonLocationW(pdsk, pidl, pszIconPath, cchIconPath, piIcon);
1967
1968                     SHFree(pidl);
1969                 }
1970             }
1971
1972             IShellFolder_Release(pdsk);
1973         }
1974         return hr;
1975     }
1976     return S_OK;
1977 }
1978
1979 static HRESULT WINAPI IShellLinkW_fnSetIconLocation(IShellLinkW * iface, LPCWSTR pszIconPath,INT iIcon)
1980 {
1981     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
1982
1983     TRACE("(%p)->(path=%s iicon=%u)\n",This, debugstr_w(pszIconPath), iIcon);
1984
1985     HeapFree(GetProcessHeap(), 0, This->sIcoPath);
1986     This->sIcoPath = HeapAlloc( GetProcessHeap(), 0,
1987                                 (lstrlenW( pszIconPath )+1)*sizeof (WCHAR) );
1988     if ( !This->sIcoPath )
1989         return E_OUTOFMEMORY;
1990     lstrcpyW( This->sIcoPath, pszIconPath );
1991
1992     This->iIcoNdx = iIcon;
1993     This->bDirty = TRUE;
1994
1995     return S_OK;
1996 }
1997
1998 static HRESULT WINAPI IShellLinkW_fnSetRelativePath(IShellLinkW * iface, LPCWSTR pszPathRel, DWORD dwReserved)
1999 {
2000     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
2001
2002     TRACE("(%p)->(path=%s %x)\n",This, debugstr_w(pszPathRel), dwReserved);
2003
2004     HeapFree(GetProcessHeap(), 0, This->sPathRel);
2005     This->sPathRel = HeapAlloc( GetProcessHeap(), 0,
2006                                 (lstrlenW( pszPathRel )+1) * sizeof (WCHAR) );
2007     if ( !This->sPathRel )
2008         return E_OUTOFMEMORY;
2009     lstrcpyW( This->sPathRel, pszPathRel );
2010     This->bDirty = TRUE;
2011
2012     return ShellLink_UpdatePath(This->sPathRel, This->sPath, This->sWorkDir, &This->sPath);
2013 }
2014
2015 static HRESULT WINAPI IShellLinkW_fnResolve(IShellLinkW * iface, HWND hwnd, DWORD fFlags)
2016 {
2017     HRESULT hr = S_OK;
2018     BOOL bSuccess;
2019
2020     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
2021
2022     TRACE("(%p)->(hwnd=%p flags=%x)\n",This, hwnd, fFlags);
2023
2024     /*FIXME: use IResolveShellLink interface */
2025
2026     if (!This->sPath && This->pPidl) {
2027         WCHAR buffer[MAX_PATH];
2028
2029         bSuccess = SHGetPathFromIDListW(This->pPidl, buffer);
2030
2031         if (bSuccess && *buffer) {
2032             This->sPath = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(buffer)+1)*sizeof(WCHAR));
2033             if (!This->sPath)
2034                 return E_OUTOFMEMORY;
2035
2036             lstrcpyW(This->sPath, buffer);
2037
2038             This->bDirty = TRUE;
2039         } else
2040             hr = S_OK;    /* don't report an error occurred while just caching information */
2041     }
2042
2043     if (!This->sIcoPath && This->sPath) {
2044         This->sIcoPath = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(This->sPath)+1)*sizeof(WCHAR));
2045         if (!This->sIcoPath)
2046             return E_OUTOFMEMORY;
2047
2048         lstrcpyW(This->sIcoPath, This->sPath);
2049         This->iIcoNdx = 0;
2050
2051         This->bDirty = TRUE;
2052     }
2053
2054     return hr;
2055 }
2056
2057 static LPWSTR ShellLink_GetAdvertisedArg(LPCWSTR str)
2058 {
2059     LPWSTR ret;
2060     LPCWSTR p;
2061     DWORD len;
2062
2063     if( !str )
2064         return NULL;
2065
2066     p = strchrW( str, ':' );
2067     if( !p )
2068         return NULL;
2069     len = p - str;
2070     ret = HeapAlloc( GetProcessHeap(), 0, sizeof(WCHAR)*(len+1));
2071     if( !ret )
2072         return ret;
2073     memcpy( ret, str, sizeof(WCHAR)*len );
2074     ret[len] = 0;
2075     return ret;
2076 }
2077
2078 static HRESULT ShellLink_SetAdvertiseInfo(IShellLinkImpl *This, LPCWSTR str)
2079 {
2080     LPCWSTR szComponent = NULL, szProduct = NULL, p;
2081     WCHAR szGuid[39];
2082     HRESULT r;
2083     GUID guid;
2084     int len;
2085
2086     while( str[0] )
2087     {
2088         /* each segment must start with two colons */
2089         if( str[0] != ':' || str[1] != ':' )
2090             return E_FAIL;
2091
2092         /* the last segment is just two colons */
2093         if( !str[2] )
2094             break;
2095         str += 2;
2096
2097         /* there must be a colon straight after a guid */
2098         p = strchrW( str, ':' );
2099         if( !p )
2100             return E_FAIL;
2101         len = p - str;
2102         if( len != 38 )
2103             return E_FAIL;
2104
2105         /* get the guid, and check it's validly formatted */
2106         memcpy( szGuid, str, sizeof(WCHAR)*len );
2107         szGuid[len] = 0;
2108         r = CLSIDFromString( szGuid, &guid );
2109         if( r != S_OK )
2110             return r;
2111         str = p + 1;
2112
2113         /* match it up to a guid that we care about */
2114         if( IsEqualGUID( &guid, &SHELL32_AdvtShortcutComponent ) && !szComponent )
2115             szComponent = str;
2116         else if( IsEqualGUID( &guid, &SHELL32_AdvtShortcutProduct ) && !szProduct )
2117             szProduct = str;
2118         else
2119             return E_FAIL;
2120
2121         /* skip to the next field */
2122         str = strchrW( str, ':' );
2123         if( !str )
2124             return E_FAIL;
2125     }
2126
2127     /* we have to have a component for an advertised shortcut */
2128     if( !szComponent )
2129         return E_FAIL;
2130
2131     This->sComponent = ShellLink_GetAdvertisedArg( szComponent );
2132     This->sProduct = ShellLink_GetAdvertisedArg( szProduct );
2133
2134     TRACE("Component = %s\n", debugstr_w(This->sComponent));
2135     TRACE("Product = %s\n", debugstr_w(This->sProduct));
2136
2137     return S_OK;
2138 }
2139
2140 static BOOL ShellLink_GetVolumeInfo(LPCWSTR path, volume_info *volume)
2141 {
2142     const int label_sz = sizeof volume->label/sizeof volume->label[0];
2143     WCHAR drive[4] = { path[0], ':', '\\', 0 };
2144     BOOL r;
2145
2146     volume->type = GetDriveTypeW(drive);
2147     r = GetVolumeInformationW(drive, volume->label, label_sz,
2148                               &volume->serial, NULL, NULL, NULL, 0);
2149     TRACE("r = %d type %d serial %08x name %s\n", r,
2150           volume->type, volume->serial, debugstr_w(volume->label));
2151     return r;
2152 }
2153
2154 static HRESULT WINAPI IShellLinkW_fnSetPath(IShellLinkW * iface, LPCWSTR pszFile)
2155 {
2156     IShellLinkImpl *This = impl_from_IShellLinkW(iface);
2157     WCHAR buffer[MAX_PATH];
2158     LPWSTR fname, unquoted = NULL;
2159     HRESULT hr = S_OK;
2160     UINT len;
2161
2162     TRACE("(%p)->(path=%s)\n",This, debugstr_w(pszFile));
2163
2164     /* quotes at the ends of the string are stripped */
2165     len = lstrlenW(pszFile);
2166     if (pszFile[0] == '"' && pszFile[len-1] == '"')
2167     {
2168         unquoted = strdupW(pszFile);
2169         PathUnquoteSpacesW(unquoted);
2170         pszFile = unquoted;
2171     }
2172
2173     /* any other quote marks are invalid */
2174     if (strchrW(pszFile, '"'))
2175         return S_FALSE;
2176
2177     HeapFree(GetProcessHeap(), 0, This->sPath);
2178     This->sPath = NULL;
2179
2180     HeapFree(GetProcessHeap(), 0, This->sComponent);
2181     This->sComponent = NULL;
2182
2183     if (This->pPidl)
2184         ILFree(This->pPidl);
2185     This->pPidl = NULL;
2186
2187     if (S_OK != ShellLink_SetAdvertiseInfo( This, pszFile ))
2188     {
2189         if (*pszFile == '\0')
2190             *buffer = '\0';
2191         else if (!GetFullPathNameW(pszFile, MAX_PATH, buffer, &fname))
2192             return E_FAIL;
2193         else if(!PathFileExistsW(buffer) &&
2194                 !SearchPathW(NULL, pszFile, NULL, MAX_PATH, buffer, NULL))
2195           hr = S_FALSE;
2196
2197         This->pPidl = SHSimpleIDListFromPathW(pszFile);
2198         ShellLink_GetVolumeInfo(buffer, &This->volume);
2199
2200         This->sPath = HeapAlloc( GetProcessHeap(), 0,
2201                              (lstrlenW( buffer )+1) * sizeof (WCHAR) );
2202         if (!This->sPath)
2203             return E_OUTOFMEMORY;
2204
2205         lstrcpyW(This->sPath, buffer);
2206     }
2207     This->bDirty = TRUE;
2208     HeapFree(GetProcessHeap(), 0, unquoted);
2209
2210     return hr;
2211 }
2212
2213 /**************************************************************************
2214 * IShellLinkW Implementation
2215 */
2216
2217 static const IShellLinkWVtbl slvtw =
2218 {
2219     IShellLinkW_fnQueryInterface,
2220     IShellLinkW_fnAddRef,
2221     IShellLinkW_fnRelease,
2222     IShellLinkW_fnGetPath,
2223     IShellLinkW_fnGetIDList,
2224     IShellLinkW_fnSetIDList,
2225     IShellLinkW_fnGetDescription,
2226     IShellLinkW_fnSetDescription,
2227     IShellLinkW_fnGetWorkingDirectory,
2228     IShellLinkW_fnSetWorkingDirectory,
2229     IShellLinkW_fnGetArguments,
2230     IShellLinkW_fnSetArguments,
2231     IShellLinkW_fnGetHotkey,
2232     IShellLinkW_fnSetHotkey,
2233     IShellLinkW_fnGetShowCmd,
2234     IShellLinkW_fnSetShowCmd,
2235     IShellLinkW_fnGetIconLocation,
2236     IShellLinkW_fnSetIconLocation,
2237     IShellLinkW_fnSetRelativePath,
2238     IShellLinkW_fnResolve,
2239     IShellLinkW_fnSetPath
2240 };
2241
2242 static HRESULT WINAPI
2243 ShellLink_DataList_QueryInterface( IShellLinkDataList* iface, REFIID riid, void** ppvObject)
2244 {
2245     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2246     return IShellLinkA_QueryInterface((IShellLinkA*)This, riid, ppvObject);
2247 }
2248
2249 static ULONG WINAPI
2250 ShellLink_DataList_AddRef( IShellLinkDataList* iface )
2251 {
2252     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2253     return IShellLinkA_AddRef((IShellLinkA*)This);
2254 }
2255
2256 static ULONG WINAPI
2257 ShellLink_DataList_Release( IShellLinkDataList* iface )
2258 {
2259     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2260     return ShellLink_Release( This );
2261 }
2262
2263 static HRESULT WINAPI
2264 ShellLink_AddDataBlock( IShellLinkDataList* iface, void* pDataBlock )
2265 {
2266     FIXME("\n");
2267     return E_NOTIMPL;
2268 }
2269
2270 static HRESULT WINAPI
2271 ShellLink_CopyDataBlock( IShellLinkDataList* iface, DWORD dwSig, void** ppDataBlock )
2272 {
2273     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2274     LPVOID block = NULL;
2275     HRESULT r = E_FAIL;
2276
2277     TRACE("%p %08x %p\n", iface, dwSig, ppDataBlock );
2278
2279     switch (dwSig)
2280     {
2281     case EXP_DARWIN_ID_SIG:
2282         if (!This->sComponent)
2283             break;
2284         block = shelllink_build_darwinid( This->sComponent, dwSig );
2285         r = S_OK;
2286         break;
2287     case EXP_SZ_LINK_SIG:
2288     case NT_CONSOLE_PROPS_SIG:
2289     case NT_FE_CONSOLE_PROPS_SIG:
2290     case EXP_SPECIAL_FOLDER_SIG:
2291     case EXP_SZ_ICON_SIG:
2292         FIXME("valid but unhandled datablock %08x\n", dwSig);
2293         break;
2294     default:
2295         ERR("unknown datablock %08x\n", dwSig);
2296     }
2297     *ppDataBlock = block;
2298     return r;
2299 }
2300
2301 static HRESULT WINAPI
2302 ShellLink_RemoveDataBlock( IShellLinkDataList* iface, DWORD dwSig )
2303 {
2304     FIXME("\n");
2305     return E_NOTIMPL;
2306 }
2307
2308 static HRESULT WINAPI
2309 ShellLink_GetFlags( IShellLinkDataList* iface, DWORD* pdwFlags )
2310 {
2311     IShellLinkImpl *This = impl_from_IShellLinkDataList(iface);
2312     DWORD flags = 0;
2313
2314     FIXME("%p %p\n", This, pdwFlags );
2315
2316     /* FIXME: add more */
2317     if (This->sArgs)
2318         flags |= SLDF_HAS_ARGS;
2319     if (This->sComponent)
2320         flags |= SLDF_HAS_DARWINID;
2321     if (This->sIcoPath)
2322         flags |= SLDF_HAS_ICONLOCATION;
2323     if (This->sProduct)
2324         flags |= SLDF_HAS_LOGO3ID;
2325     if (This->pPidl)
2326         flags |= SLDF_HAS_ID_LIST;
2327
2328     *pdwFlags = flags;
2329
2330     return S_OK;
2331 }
2332
2333 static HRESULT WINAPI
2334 ShellLink_SetFlags( IShellLinkDataList* iface, DWORD dwFlags )
2335 {
2336     FIXME("\n");
2337     return E_NOTIMPL;
2338 }
2339
2340 static const IShellLinkDataListVtbl dlvt =
2341 {
2342     ShellLink_DataList_QueryInterface,
2343     ShellLink_DataList_AddRef,
2344     ShellLink_DataList_Release,
2345     ShellLink_AddDataBlock,
2346     ShellLink_CopyDataBlock,
2347     ShellLink_RemoveDataBlock,
2348     ShellLink_GetFlags,
2349     ShellLink_SetFlags
2350 };
2351
2352 static HRESULT WINAPI
2353 ShellLink_ExtInit_QueryInterface( IShellExtInit* iface, REFIID riid, void** ppvObject )
2354 {
2355     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2356     return IShellLinkA_QueryInterface((IShellLinkA*)This, riid, ppvObject);
2357 }
2358
2359 static ULONG WINAPI
2360 ShellLink_ExtInit_AddRef( IShellExtInit* iface )
2361 {
2362     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2363     return IShellLinkA_AddRef((IShellLinkA*)This);
2364 }
2365
2366 static ULONG WINAPI
2367 ShellLink_ExtInit_Release( IShellExtInit* iface )
2368 {
2369     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2370     return ShellLink_Release( This );
2371 }
2372
2373 /**************************************************************************
2374  * ShellLink implementation of IShellExtInit::Initialize()
2375  *
2376  * Loads the shelllink from the dataobject the shell is pointing to.
2377  */
2378 static HRESULT WINAPI
2379 ShellLink_ExtInit_Initialize( IShellExtInit* iface, LPCITEMIDLIST pidlFolder,
2380                               IDataObject *pdtobj, HKEY hkeyProgID )
2381 {
2382     IShellLinkImpl *This = impl_from_IShellExtInit(iface);
2383     FORMATETC format;
2384     STGMEDIUM stgm;
2385     UINT count;
2386     HRESULT r = E_FAIL;
2387
2388     TRACE("%p %p %p %p\n", This, pidlFolder, pdtobj, hkeyProgID );
2389
2390     if( !pdtobj )
2391         return r;
2392
2393     format.cfFormat = CF_HDROP;
2394     format.ptd = NULL;
2395     format.dwAspect = DVASPECT_CONTENT;
2396     format.lindex = -1;
2397     format.tymed = TYMED_HGLOBAL;
2398
2399     if( FAILED( IDataObject_GetData( pdtobj, &format, &stgm ) ) )
2400         return r;
2401
2402     count = DragQueryFileW( stgm.u.hGlobal, -1, NULL, 0 );
2403     if( count == 1 )
2404     {
2405         LPWSTR path;
2406
2407         count = DragQueryFileW( stgm.u.hGlobal, 0, NULL, 0 );
2408         count++;
2409         path = HeapAlloc( GetProcessHeap(), 0, count*sizeof(WCHAR) );
2410         if( path )
2411         {
2412             IPersistFile *pf = (IPersistFile*) &This->lpvtblPersistFile;
2413
2414             count = DragQueryFileW( stgm.u.hGlobal, 0, path, count );
2415             r = IPersistFile_Load( pf, path, 0 );
2416             HeapFree( GetProcessHeap(), 0, path );
2417         }
2418     }
2419     ReleaseStgMedium( &stgm );
2420
2421     return r;
2422 }
2423
2424 static const IShellExtInitVtbl eivt =
2425 {
2426     ShellLink_ExtInit_QueryInterface,
2427     ShellLink_ExtInit_AddRef,
2428     ShellLink_ExtInit_Release,
2429     ShellLink_ExtInit_Initialize
2430 };
2431
2432 static HRESULT WINAPI
2433 ShellLink_ContextMenu_QueryInterface( IContextMenu* iface, REFIID riid, void** ppvObject )
2434 {
2435     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2436     return IShellLinkA_QueryInterface((IShellLinkA*)This, riid, ppvObject);
2437 }
2438
2439 static ULONG WINAPI
2440 ShellLink_ContextMenu_AddRef( IContextMenu* iface )
2441 {
2442     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2443     return IShellLinkA_AddRef((IShellLinkA*)This);
2444 }
2445
2446 static ULONG WINAPI
2447 ShellLink_ContextMenu_Release( IContextMenu* iface )
2448 {
2449     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2450     return ShellLink_Release( This );
2451 }
2452
2453 static HRESULT WINAPI
2454 ShellLink_QueryContextMenu( IContextMenu* iface, HMENU hmenu, UINT indexMenu,
2455                             UINT idCmdFirst, UINT idCmdLast, UINT uFlags )
2456 {
2457     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2458     static WCHAR szOpen[] = { 'O','p','e','n',0 };
2459     MENUITEMINFOW mii;
2460     int id = 1;
2461
2462     TRACE("%p %p %u %u %u %u\n", This,
2463           hmenu, indexMenu, idCmdFirst, idCmdLast, uFlags );
2464
2465     if ( !hmenu )
2466         return E_INVALIDARG;
2467
2468     memset( &mii, 0, sizeof mii );
2469     mii.cbSize = sizeof mii;
2470     mii.fMask = MIIM_TYPE | MIIM_ID | MIIM_STATE;
2471     mii.dwTypeData = szOpen;
2472     mii.cch = strlenW( mii.dwTypeData );
2473     mii.wID = idCmdFirst + id++;
2474     mii.fState = MFS_DEFAULT | MFS_ENABLED;
2475     mii.fType = MFT_STRING;
2476     if (!InsertMenuItemW( hmenu, indexMenu, TRUE, &mii ))
2477         return E_FAIL;
2478     This->iIdOpen = 0;
2479
2480     return MAKE_HRESULT( SEVERITY_SUCCESS, 0, id );
2481 }
2482
2483 static LPWSTR
2484 shelllink_get_msi_component_path( LPWSTR component )
2485 {
2486     LPWSTR path;
2487     DWORD r, sz = 0;
2488
2489     r = CommandLineFromMsiDescriptor( component, NULL, &sz );
2490     if (r != ERROR_SUCCESS)
2491          return NULL;
2492
2493     sz++;
2494     path = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
2495     r = CommandLineFromMsiDescriptor( component, path, &sz );
2496     if (r != ERROR_SUCCESS)
2497     {
2498         HeapFree( GetProcessHeap(), 0, path );
2499         path = NULL;
2500     }
2501
2502     TRACE("returning %s\n", debugstr_w( path ) );
2503
2504     return path;
2505 }
2506
2507 static HRESULT WINAPI
2508 ShellLink_InvokeCommand( IContextMenu* iface, LPCMINVOKECOMMANDINFO lpici )
2509 {
2510     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2511     static const WCHAR szOpen[] = { 'O','p','e','n',0 };
2512     SHELLEXECUTEINFOW sei;
2513     HWND hwnd = NULL; /* FIXME: get using interface set from IObjectWithSite */
2514     LPWSTR args = NULL;
2515     LPWSTR path = NULL;
2516     HRESULT r;
2517
2518     TRACE("%p %p\n", This, lpici );
2519
2520     if ( lpici->cbSize < sizeof (CMINVOKECOMMANDINFO) )
2521         return E_INVALIDARG;
2522
2523     if ( lpici->lpVerb != MAKEINTRESOURCEA(This->iIdOpen) )
2524     {
2525         ERR("Unknown id %d != %d\n", (INT)lpici->lpVerb, This->iIdOpen );
2526         return E_INVALIDARG;
2527     }
2528
2529     r = IShellLinkW_Resolve( (IShellLinkW*)&(This->lpvtblw), hwnd, 0 );
2530     if ( FAILED( r ) )
2531         return r;
2532
2533     if ( This->sComponent )
2534     {
2535         path = shelllink_get_msi_component_path( This->sComponent );
2536         if (!path)
2537             return E_FAIL;
2538     }
2539     else
2540         path = strdupW( This->sPath );
2541
2542     if ( lpici->cbSize == sizeof (CMINVOKECOMMANDINFOEX) &&
2543          ( lpici->fMask & CMIC_MASK_UNICODE ) )
2544     {
2545         LPCMINVOKECOMMANDINFOEX iciex = (LPCMINVOKECOMMANDINFOEX) lpici;
2546         DWORD len = 2;
2547
2548         if ( This->sArgs )
2549             len += lstrlenW( This->sArgs );
2550         if ( iciex->lpParametersW )
2551             len += lstrlenW( iciex->lpParametersW );
2552
2553         args = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
2554         args[0] = 0;
2555         if ( This->sArgs )
2556             lstrcatW( args, This->sArgs );
2557         if ( iciex->lpParametersW )
2558         {
2559             static const WCHAR space[] = { ' ', 0 };
2560             lstrcatW( args, space );
2561             lstrcatW( args, iciex->lpParametersW );
2562         }
2563     }
2564
2565     memset( &sei, 0, sizeof sei );
2566     sei.cbSize = sizeof sei;
2567     sei.fMask = SEE_MASK_UNICODE | (lpici->fMask & (SEE_MASK_NOASYNC|SEE_MASK_ASYNCOK|SEE_MASK_FLAG_NO_UI));
2568     sei.lpFile = path;
2569     sei.nShow = This->iShowCmd;
2570     sei.lpIDList = This->pPidl;
2571     sei.lpDirectory = This->sWorkDir;
2572     sei.lpParameters = args;
2573     sei.lpVerb = szOpen;
2574
2575     if( ShellExecuteExW( &sei ) )
2576         r = S_OK;
2577     else
2578         r = E_FAIL;
2579
2580     HeapFree( GetProcessHeap(), 0, args );
2581     HeapFree( GetProcessHeap(), 0, path );
2582
2583     return r;
2584 }
2585
2586 static HRESULT WINAPI
2587 ShellLink_GetCommandString( IContextMenu* iface, UINT_PTR idCmd, UINT uType,
2588                             UINT* pwReserved, LPSTR pszName, UINT cchMax )
2589 {
2590     IShellLinkImpl *This = impl_from_IContextMenu(iface);
2591
2592     FIXME("%p %lu %u %p %p %u\n", This,
2593           idCmd, uType, pwReserved, pszName, cchMax );
2594
2595     return E_NOTIMPL;
2596 }
2597
2598 static const IContextMenuVtbl cmvt =
2599 {
2600     ShellLink_ContextMenu_QueryInterface,
2601     ShellLink_ContextMenu_AddRef,
2602     ShellLink_ContextMenu_Release,
2603     ShellLink_QueryContextMenu,
2604     ShellLink_InvokeCommand,
2605     ShellLink_GetCommandString
2606 };
2607
2608 static HRESULT WINAPI
2609 ShellLink_ObjectWithSite_QueryInterface( IObjectWithSite* iface, REFIID riid, void** ppvObject )
2610 {
2611     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2612     return ShellLink_QueryInterface( This, riid, ppvObject );
2613 }
2614
2615 static ULONG WINAPI
2616 ShellLink_ObjectWithSite_AddRef( IObjectWithSite* iface )
2617 {
2618     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2619     return ShellLink_AddRef( This );
2620 }
2621
2622 static ULONG WINAPI
2623 ShellLink_ObjectWithSite_Release( IObjectWithSite* iface )
2624 {
2625     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2626     return ShellLink_Release( This );
2627 }
2628
2629 static HRESULT WINAPI
2630 ShellLink_GetSite( IObjectWithSite *iface, REFIID iid, void ** ppvSite )
2631 {
2632     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2633
2634     TRACE("%p %s %p\n", This, debugstr_guid( iid ), ppvSite );
2635
2636     if ( !This->site )
2637         return E_FAIL;
2638     return IUnknown_QueryInterface( This->site, iid, ppvSite );
2639 }
2640
2641 static HRESULT WINAPI
2642 ShellLink_SetSite( IObjectWithSite *iface, IUnknown *punk )
2643 {
2644     IShellLinkImpl *This = impl_from_IObjectWithSite(iface);
2645
2646     TRACE("%p %p\n", iface, punk);
2647
2648     if ( punk )
2649         IUnknown_AddRef( punk );
2650     This->site = punk;
2651
2652     return S_OK;
2653 }
2654
2655 static const IObjectWithSiteVtbl owsvt =
2656 {
2657     ShellLink_ObjectWithSite_QueryInterface,
2658     ShellLink_ObjectWithSite_AddRef,
2659     ShellLink_ObjectWithSite_Release,
2660     ShellLink_SetSite,
2661     ShellLink_GetSite,
2662 };