reactos/dll/win32/shell32/shellord.c

   1 /*
   2  * The parameters of many functions changes between different OS versions
   3  * (NT uses Unicode strings, 95 uses ASCII strings)
   4  *
   5  * Copyright 1997 Marcus Meissner
   6  *           1998 Jürgen Schmied
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22 #include "config.h"
  23
  24 #include <string.h>
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27
  28 #define COBJMACROS
  29
  30 #include "winerror.h"
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winreg.h"
  34 #include "wine/debug.h"
  35 #include "winnls.h"
  36 #include "winternl.h"
  37
  38 #include "shellapi.h"
  39 #include "objbase.h"
  40 #include "shlguid.h"
  41 #include "wingdi.h"
  42 #include "winuser.h"
  43 #include "shlobj.h"
  44 #include "shell32_main.h"
  45 #include "undocshell.h"
  46 #include "pidl.h"
  47 #include "shlwapi.h"
  48 #include "commdlg.h"
  49 #include "recyclebin.h"
  50
  51 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  52 WINE_DECLARE_DEBUG_CHANNEL(pidl);
  53
  54 /* FIXME: !!! move CREATEMRULIST and flags to header file !!! */
  55 /*        !!! it is in both here and comctl32undoc.c      !!! */
  56 typedef struct tagCREATEMRULIST
  57 {
  58     DWORD  cbSize;        /* size of struct */
  59     DWORD  nMaxItems;     /* max no. of items in list */
  60     DWORD  dwFlags;       /* see below */
  61     HKEY   hKey;          /* root reg. key under which list is saved */
  62     LPCSTR lpszSubKey;    /* reg. subkey */
  63     PROC   lpfnCompare;   /* item compare proc */
  64 } CREATEMRULISTA, *LPCREATEMRULISTA;
  65
  66 /* dwFlags */
  67 #define MRUF_STRING_LIST  0 /* list will contain strings */
  68 #define MRUF_BINARY_LIST  1 /* list will contain binary data */
  69 #define MRUF_DELAYED_SAVE 2 /* only save list order to reg. is FreeMRUList */
  70
  71 extern HANDLE WINAPI CreateMRUListA(LPCREATEMRULISTA lpcml);
  72 extern DWORD  WINAPI FreeMRUList(HANDLE hMRUList);
  73 extern INT    WINAPI AddMRUData(HANDLE hList, LPCVOID lpData, DWORD cbData);
  74 extern INT    WINAPI FindMRUData(HANDLE hList, LPCVOID lpData, DWORD cbData, LPINT lpRegNum);
  75 extern INT    WINAPI EnumMRUListA(HANDLE hList, INT nItemPos, LPVOID lpBuffer, DWORD nBufferSize);
  76
  77
  78 /* Get a function pointer from a DLL handle */
  79 #define GET_FUNC(func, module, name, fail) \
  80   do { \
  81     if (!func) { \
  82       if (!SHELL32_h##module && !(SHELL32_h##module = LoadLibraryA(#module ".dll"))) return fail; \
  83       func = (void*)GetProcAddress(SHELL32_h##module, name); \
  84       if (!func) return fail; \
  85     } \
  86   } while (0)
  87
  88 /* Function pointers for GET_FUNC macro */
  89 static HMODULE SHELL32_hshlwapi=NULL;
  90 static HANDLE (WINAPI *pSHAllocShared)(LPCVOID,DWORD,DWORD);
  91 static LPVOID (WINAPI *pSHLockShared)(HANDLE,DWORD);
  92 static BOOL   (WINAPI *pSHUnlockShared)(LPVOID);
  93 static BOOL   (WINAPI *pSHFreeShared)(HANDLE,DWORD);
  94
  95
  96 /*************************************************************************
  97  * ParseFieldA                                  [internal]
  98  *
  99  * copies a field from a ',' delimited string
 100  *
 101  * first field is nField = 1
 102  */
 103 DWORD WINAPI ParseFieldA(
 104         LPCSTR src,
 105         DWORD nField,
 106         LPSTR dst,
 107         DWORD len)
 108 {
 109         WARN("(%s,0x%08x,%p,%d) semi-stub.\n",debugstr_a(src),nField,dst,len);
 110
 111         if (!src || !src[0] || !dst || !len)
 112           return 0;
 113
 114         /* skip n fields delimited by ',' */
 115         while (nField > 1)
 116         {
 117           if (*src=='\0') return FALSE;
 118           if (*(src++)==',') nField--;
 119         }
 120
 121         /* copy part till the next ',' to dst */
 122         while ( *src!='\0' && *src!=',' && (len--)>0 ) *(dst++)=*(src++);
 123
 124         /* finalize the string */
 125         *dst=0x0;
 126
 127         return TRUE;
 128 }
 129
 130 /*************************************************************************
 131  * ParseFieldW                  [internal]
 132  *
 133  * copies a field from a ',' delimited string
 134  *
 135  * first field is nField = 1
 136  */
 137 DWORD WINAPI ParseFieldW(LPCWSTR src, DWORD nField, LPWSTR dst, DWORD len)
 138 {
 139         WARN("(%s,0x%08x,%p,%d) semi-stub.\n", debugstr_w(src), nField, dst, len);
 140
 141         if (!src || !src[0] || !dst || !len)
 142           return 0;
 143
 144         /* skip n fields delimited by ',' */
 145         while (nField > 1)
 146         {
 147           if (*src == 0x0) return FALSE;
 148           if (*src++ == ',') nField--;
 149         }
 150
 151         /* copy part till the next ',' to dst */
 152         while ( *src != 0x0 && *src != ',' && (len--)>0 ) *(dst++) = *(src++);
 153
 154         /* finalize the string */
 155         *dst = 0x0;
 156
 157         return TRUE;
 158 }
 159
 160 /*************************************************************************
 161  * ParseField                   [SHELL32.58]
 162  */
 163 DWORD WINAPI ParseFieldAW(LPCVOID src, DWORD nField, LPVOID dst, DWORD len)
 164 {
 165         if (SHELL_OsIsUnicode())
 166           return ParseFieldW(src, nField, dst, len);
 167         return ParseFieldA(src, nField, dst, len);
 168 }
 169
 170 /*************************************************************************
 171  * GetFileNameFromBrowse                        [SHELL32.63]
 172  *
 173  */
 174 BOOL WINAPI GetFileNameFromBrowse(
 175         HWND hwndOwner,
 176         LPWSTR lpstrFile,
 177         UINT nMaxFile,
 178         LPCWSTR lpstrInitialDir,
 179         LPCWSTR lpstrDefExt,
 180         LPCWSTR lpstrFilter,
 181         LPCWSTR lpstrTitle)
 182 {
 183     HMODULE hmodule;
 184     FARPROC pGetOpenFileNameW;
 185     OPENFILENAMEW ofn;
 186     BOOL ret;
 187
 188     TRACE("%p, %s, %d, %s, %s, %s, %s)\n",
 189           hwndOwner, debugstr_w(lpstrFile), nMaxFile, lpstrInitialDir, lpstrDefExt,
 190           lpstrFilter, lpstrTitle);
 191
 192     hmodule = LoadLibraryW(L"comdlg32.dll");
 193     if(!hmodule) return FALSE;
 194     pGetOpenFileNameW = GetProcAddress(hmodule, "GetOpenFileNameW");
 195     if(!pGetOpenFileNameW)
 196     {
 197         FreeLibrary(hmodule);
 198         return FALSE;
 199     }
 200
 201     memset(&ofn, 0, sizeof(ofn));
 202
 203     ofn.lStructSize = sizeof(ofn);
 204     ofn.hwndOwner = hwndOwner;
 205     ofn.lpstrFilter = lpstrFilter;
 206     ofn.lpstrFile = lpstrFile;
 207     ofn.nMaxFile = nMaxFile;
 208     ofn.lpstrInitialDir = lpstrInitialDir;
 209     ofn.lpstrTitle = lpstrTitle;
 210     ofn.lpstrDefExt = lpstrDefExt;
 211     ofn.Flags = OFN_EXPLORER | OFN_HIDEREADONLY | OFN_FILEMUSTEXIST;
 212     ret = pGetOpenFileNameW(&ofn);
 213
 214     FreeLibrary(hmodule);
 215     return ret;
 216 }
 217
 218 /*************************************************************************
 219  * SHGetSetSettings                             [SHELL32.68]
 220  */
 221 VOID WINAPI SHGetSetSettings(LPSHELLSTATE lpss, DWORD dwMask, BOOL bSet)
 222 {
 223   if(bSet)
 224   {
 225     FIXME("%p 0x%08x TRUE\n", lpss, dwMask);
 226   }
 227   else
 228   {
 229     SHGetSettings((LPSHELLFLAGSTATE)lpss,dwMask);
 230   }
 231 }
 232
 233 /*************************************************************************
 234  * SHGetSettings                                [SHELL32.@]
 235  *
 236  * NOTES
 237  *  the registry path are for win98 (tested)
 238  *  and possibly are the same in nt40
 239  *
 240  */
 241 VOID WINAPI SHGetSettings(LPSHELLFLAGSTATE lpsfs, DWORD dwMask)
 242 {
 243         HKEY    hKey;
 244         DWORD   dwData;
 245         DWORD   dwDataSize = sizeof (DWORD);
 246
 247         TRACE("(%p 0x%08x)\n",lpsfs,dwMask);
 248
 249         if (RegCreateKeyExA(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Advanced",
 250                                  0, 0, 0, KEY_ALL_ACCESS, 0, &hKey, 0))
 251           return;
 252
 253         if ( (SSF_SHOWEXTENSIONS & dwMask) && !RegQueryValueExA(hKey, "HideFileExt", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 254           lpsfs->fShowExtensions  = ((dwData == 0) ?  0 : 1);
 255
 256         if ( (SSF_SHOWINFOTIP & dwMask) && !RegQueryValueExA(hKey, "ShowInfoTip", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 257           lpsfs->fShowInfoTip  = ((dwData == 0) ?  0 : 1);
 258
 259         if ( (SSF_DONTPRETTYPATH & dwMask) && !RegQueryValueExA(hKey, "DontPrettyPath", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 260           lpsfs->fDontPrettyPath  = ((dwData == 0) ?  0 : 1);
 261
 262         if ( (SSF_HIDEICONS & dwMask) && !RegQueryValueExA(hKey, "HideIcons", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 263           lpsfs->fHideIcons  = ((dwData == 0) ?  0 : 1);
 264
 265         if ( (SSF_MAPNETDRVBUTTON & dwMask) && !RegQueryValueExA(hKey, "MapNetDrvBtn", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 266           lpsfs->fMapNetDrvBtn  = ((dwData == 0) ?  0 : 1);
 267
 268         if ( (SSF_SHOWATTRIBCOL & dwMask) && !RegQueryValueExA(hKey, "ShowAttribCol", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 269           lpsfs->fShowAttribCol  = ((dwData == 0) ?  0 : 1);
 270
 271         if (((SSF_SHOWALLOBJECTS | SSF_SHOWSYSFILES) & dwMask) && !RegQueryValueExA(hKey, "Hidden", 0, 0, (LPBYTE)&dwData, &dwDataSize))
 272         { if (dwData == 0)
 273           { if (SSF_SHOWALLOBJECTS & dwMask)    lpsfs->fShowAllObjects  = 0;
 274             if (SSF_SHOWSYSFILES & dwMask)      lpsfs->fShowSysFiles  = 0;
 275           }
 276           else if (dwData == 1)
 277           { if (SSF_SHOWALLOBJECTS & dwMask)    lpsfs->fShowAllObjects  = 1;
 278             if (SSF_SHOWSYSFILES & dwMask)      lpsfs->fShowSysFiles  = 0;
 279           }
 280           else if (dwData == 2)
 281           { if (SSF_SHOWALLOBJECTS & dwMask)    lpsfs->fShowAllObjects  = 0;
 282             if (SSF_SHOWSYSFILES & dwMask)      lpsfs->fShowSysFiles  = 1;
 283           }
 284         }
 285         RegCloseKey (hKey);
 286
 287         TRACE("-- 0x%04x\n", *(WORD*)lpsfs);
 288 }
 289
 290 /*************************************************************************
 291  * SHShellFolderView_Message                    [SHELL32.73]
 292  *
 293  * Send a message to an explorer cabinet window.
 294  *
 295  * PARAMS
 296  *  hwndCabinet [I] The window containing the shellview to communicate with
 297  *  dwMessage   [I] The SFVM message to send
 298  *  dwParam     [I] Message parameter
 299  *
 300  * RETURNS
 301  *  fixme.
 302  *
 303  * NOTES
 304  *  Message SFVM_REARRANGE = 1
 305  *
 306  *    This message gets sent when a column gets clicked to instruct the
 307  *    shell view to re-sort the item list. dwParam identifies the column
 308  *    that was clicked.
 309  */
 310 LRESULT WINAPI SHShellFolderView_Message(
 311         HWND hwndCabinet,
 312         UINT uMessage,
 313         LPARAM lParam)
 314 {
 315         FIXME("%p %08x %08lx stub\n",hwndCabinet, uMessage, lParam);
 316         return 0;
 317 }
 318
 319 /*************************************************************************
 320  * RegisterShellHook                            [SHELL32.181]
 321  *
 322  * Register a shell hook.
 323  *
 324  * PARAMS
 325  *      hwnd   [I]  Window handle
 326  *      dwType [I]  Type of hook.
 327  *
 328  * NOTES
 329  *     Exported by ordinal
 330  */
 331 BOOL WINAPI RegisterShellHook(
 332         HWND hWnd,
 333         DWORD dwType)
 334 {
 335         FIXME("(%p,0x%08x):stub.\n",hWnd, dwType);
 336         return TRUE;
 337 }
 338
 339 /*************************************************************************
 340  * ShellMessageBoxW                             [SHELL32.182]
 341  *
 342  * See ShellMessageBoxA.
 343  *
 344  * NOTE:
 345  * shlwapi.ShellMessageBoxWrapW is a duplicate of shell32.ShellMessageBoxW
 346  * because we can't forward to it in the .spec file since it's exported by
 347  * ordinal. If you change the implementation here please update the code in
 348  * shlwapi as well.
 349  */
 350 int WINAPIV ShellMessageBoxW(
 351         HINSTANCE hInstance,
 352         HWND hWnd,
 353         LPCWSTR lpText,
 354         LPCWSTR lpCaption,
 355         UINT uType,
 356         ...)
 357 {
 358         WCHAR   szText[100],szTitle[100];
 359         LPCWSTR pszText = szText, pszTitle = szTitle;
 360         LPWSTR  pszTemp;
 361         va_list args;
 362         int     ret;
 363
 364         va_start(args, uType);
 365         /* wvsprintfA(buf,fmt, args); */
 366
 367         TRACE("(%p,%p,%p,%p,%08x)\n",
 368             hInstance,hWnd,lpText,lpCaption,uType);
 369
 370         if (IS_INTRESOURCE(lpCaption))
 371           LoadStringW(hInstance, LOWORD(lpCaption), szTitle, sizeof(szTitle)/sizeof(szTitle[0]));
 372         else
 373           pszTitle = lpCaption;
 374
 375         if (IS_INTRESOURCE(lpText))
 376           LoadStringW(hInstance, LOWORD(lpText), szText, sizeof(szText)/sizeof(szText[0]));
 377         else
 378           pszText = lpText;
 379
 380         FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
 381                        pszText, 0, 0, (LPWSTR)&pszTemp, 0, &args);
 382
 383         va_end(args);
 384
 385         ret = MessageBoxW(hWnd,pszTemp,pszTitle,uType);
 386         LocalFree(pszTemp);
 387         return ret;
 388 }
 389
 390 /*************************************************************************
 391  * ShellMessageBoxA                             [SHELL32.183]
 392  *
 393  * Format and output an error message.
 394  *
 395  * PARAMS
 396  *  hInstance [I] Instance handle of message creator
 397  *  hWnd      [I] Window handle of message creator
 398  *  lpText    [I] Resource Id of title or LPSTR
 399  *  lpCaption [I] Resource Id of title or LPSTR
 400  *  uType     [I] Type of error message
 401  *
 402  * RETURNS
 403  *  A return value from MessageBoxA().
 404  *
 405  * NOTES
 406  *     Exported by ordinal
 407  */
 408 int WINAPIV ShellMessageBoxA(
 409         HINSTANCE hInstance,
 410         HWND hWnd,
 411         LPCSTR lpText,
 412         LPCSTR lpCaption,
 413         UINT uType,
 414         ...)
 415 {
 416         char    szText[100],szTitle[100];
 417         LPCSTR  pszText = szText, pszTitle = szTitle;
 418         LPSTR   pszTemp;
 419         va_list args;
 420         int     ret;
 421
 422         va_start(args, uType);
 423         /* wvsprintfA(buf,fmt, args); */
 424
 425         TRACE("(%p,%p,%p,%p,%08x)\n",
 426             hInstance,hWnd,lpText,lpCaption,uType);
 427
 428         if (IS_INTRESOURCE(lpCaption))
 429           LoadStringA(hInstance, LOWORD(lpCaption), szTitle, sizeof(szTitle));
 430         else
 431           pszTitle = lpCaption;
 432
 433         if (IS_INTRESOURCE(lpText))
 434           LoadStringA(hInstance, LOWORD(lpText), szText, sizeof(szText));
 435         else
 436           pszText = lpText;
 437
 438         FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING,
 439                        pszText, 0, 0, (LPSTR)&pszTemp, 0, &args);
 440
 441         va_end(args);
 442
 443         ret = MessageBoxA(hWnd,pszTemp,pszTitle,uType);
 444         LocalFree(pszTemp);
 445         return ret;
 446 }
 447
 448 /*************************************************************************
 449  * SHRegisterDragDrop                           [SHELL32.86]
 450  *
 451  * Probably equivalent to RegisterDragDrop but under Windows 95 it could use the
 452  * shell32 built-in "mini-COM" without the need to load ole32.dll - see SHLoadOLE
 453  * for details. Under Windows 98 this function initializes the true OLE when called
 454  * the first time, on XP always returns E_OUTOFMEMORY and it got removed from Vista.
 455  *
 456  *
 457  * NOTES
 458  *     exported by ordinal
 459  *
 460  * SEE ALSO
 461  *     RegisterDragDrop, SHLoadOLE
 462  */
 463 HRESULT WINAPI SHRegisterDragDrop(
 464         HWND hWnd,
 465         LPDROPTARGET pDropTarget)
 466 {
 467         FIXME("(%p,%p):stub.\n", hWnd, pDropTarget);
 468         return RegisterDragDrop(hWnd, pDropTarget);
 469 }
 470
 471 /*************************************************************************
 472  * SHRevokeDragDrop                             [SHELL32.87]
 473  *
 474  * Probably equivalent to RevokeDragDrop but under Windows 9x it could use the
 475  * shell32 built-in "mini-COM" without the need to load ole32.dll - see SHLoadOLE
 476  * for details. Function removed from Windows Vista.
 477  *
 478  * NOTES
 479  *     exported by ordinal
 480  *
 481  * SEE ALSO
 482  *     RevokeDragDrop, SHLoadOLE
 483  */
 484 HRESULT WINAPI SHRevokeDragDrop(HWND hWnd)
 485 {
 486     FIXME("(%p):stub.\n",hWnd);
 487     return RevokeDragDrop(hWnd);
 488 }
 489
 490 /*************************************************************************
 491  * SHDoDragDrop                                 [SHELL32.88]
 492  *
 493  * Probably equivalent to DoDragDrop but under Windows 9x it could use the
 494  * shell32 built-in "mini-COM" without the need to load ole32.dll - see SHLoadOLE
 495  * for details
 496  *
 497  * NOTES
 498  *     exported by ordinal
 499  *
 500  * SEE ALSO
 501  *     DoDragDrop, SHLoadOLE
 502  */
 503 HRESULT WINAPI SHDoDragDrop(
 504         HWND hWnd,
 505         LPDATAOBJECT lpDataObject,
 506         LPDROPSOURCE lpDropSource,
 507         DWORD dwOKEffect,
 508         LPDWORD pdwEffect)
 509 {
 510     FIXME("(%p %p %p 0x%08x %p):stub.\n",
 511     hWnd, lpDataObject, lpDropSource, dwOKEffect, pdwEffect);
 512         return DoDragDrop(lpDataObject, lpDropSource, dwOKEffect, pdwEffect);
 513 }
 514
 515 /*************************************************************************
 516  * ArrangeWindows                               [SHELL32.184]
 517  *
 518  */
 519 WORD WINAPI ArrangeWindows(
 520         HWND hwndParent,
 521         DWORD dwReserved,
 522         LPCRECT lpRect,
 523         WORD cKids,
 524         CONST HWND * lpKids)
 525 {
 526     /* Unimplemented in WinXP SP3 */
 527     TRACE("(%p 0x%08x %p 0x%04x %p):stub.\n",
 528            hwndParent, dwReserved, lpRect, cKids, lpKids);
 529     return 0;
 530 }
 531
 532 /*************************************************************************
 533  * SignalFileOpen                               [SHELL32.103]
 534  *
 535  * NOTES
 536  *     exported by ordinal
 537  */
 538 DWORD WINAPI
 539 SignalFileOpen (LPCITEMIDLIST pidl)
 540 {
 541     FIXME("(0x%08x):stub.\n", pidl);
 542
 543     return 0;
 544 }
 545
 546 /*************************************************************************
 547  * SHADD_get_policy - helper function for SHAddToRecentDocs
 548  *
 549  * PARAMETERS
 550  *   policy    [IN]  policy name (null termed string) to find
 551  *   type      [OUT] ptr to DWORD to receive type
 552  *   buffer    [OUT] ptr to area to hold data retrieved
 553  *   len       [IN/OUT] ptr to DWORD holding size of buffer and getting
 554  *                      length filled
 555  *
 556  * RETURNS
 557  *   result of the SHQueryValueEx call
 558  */
 559 static INT SHADD_get_policy(LPCSTR policy, LPDWORD type, LPVOID buffer, LPDWORD len)
 560 {
 561     HKEY Policy_basekey;
 562     INT ret;
 563
 564     /* Get the key for the policies location in the registry
 565      */
 566     if (RegOpenKeyExA(HKEY_LOCAL_MACHINE,
 567                       "Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer",
 568                       0, KEY_READ, &Policy_basekey)) {
 569
 570         if (RegOpenKeyExA(HKEY_CURRENT_USER,
 571                           "Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer",
 572                           0, KEY_READ, &Policy_basekey)) {
 573             TRACE("No Explorer Policies location exists. Policy wanted=%s\n",
 574                   policy);
 575             *len = 0;
 576             return ERROR_FILE_NOT_FOUND;
 577         }
 578     }
 579
 580     /* Retrieve the data if it exists
 581      */
 582     ret = SHQueryValueExA(Policy_basekey, policy, 0, type, buffer, len);
 583     RegCloseKey(Policy_basekey);
 584     return ret;
 585 }
 586
 587
 588 /*************************************************************************
 589  * SHADD_compare_mru - helper function for SHAddToRecentDocs
 590  *
 591  * PARAMETERS
 592  *   data1     [IN] data being looked for
 593  *   data2     [IN] data in MRU
 594  *   cbdata    [IN] length from FindMRUData call (not used)
 595  *
 596  * RETURNS
 597  *   position within MRU list that data was added.
 598  */
 599 static INT CALLBACK SHADD_compare_mru(LPCVOID data1, LPCVOID data2, DWORD cbData)
 600 {
 601     return lstrcmpiA(data1, data2);
 602 }
 603
 604 /*************************************************************************
 605  * SHADD_create_add_mru_data - helper function for SHAddToRecentDocs
 606  *
 607  * PARAMETERS
 608  *   mruhandle    [IN] handle for created MRU list
 609  *   doc_name     [IN] null termed pure doc name
 610  *   new_lnk_name [IN] null termed path and file name for .lnk file
 611  *   buffer       [IN/OUT] 2048 byte area to construct MRU data
 612  *   len          [OUT] ptr to int to receive space used in buffer
 613  *
 614  * RETURNS
 615  *   position within MRU list that data was added.
 616  */
 617 static INT SHADD_create_add_mru_data(HANDLE mruhandle, LPCSTR doc_name, LPCSTR new_lnk_name,
 618                                      LPSTR buffer, INT *len)
 619 {
 620     LPSTR ptr;
 621     INT wlen;
 622
 623     /*FIXME: Document:
 624      *  RecentDocs MRU data structure seems to be:
 625      *    +0h   document file name w/ terminating 0h
 626      *    +nh   short int w/ size of remaining
 627      *    +n+2h 02h 30h, or 01h 30h, or 00h 30h  -  unknown
 628      *    +n+4h 10 bytes zeros  -   unknown
 629      *    +n+eh shortcut file name w/ terminating 0h
 630      *    +n+e+nh 3 zero bytes  -  unknown
 631      */
 632
 633     /* Create the MRU data structure for "RecentDocs"
 634          */
 635     ptr = buffer;
 636     lstrcpyA(ptr, doc_name);
 637     ptr += (lstrlenA(buffer) + 1);
 638     wlen= lstrlenA(new_lnk_name) + 1 + 12;
 639     *((short int*)ptr) = wlen;
 640     ptr += 2;   /* step past the length */
 641     *(ptr++) = 0x30;  /* unknown reason */
 642     *(ptr++) = 0;     /* unknown, but can be 0x00, 0x01, 0x02 */
 643     memset(ptr, 0, 10);
 644     ptr += 10;
 645     lstrcpyA(ptr, new_lnk_name);
 646     ptr += (lstrlenA(new_lnk_name) + 1);
 647     memset(ptr, 0, 3);
 648     ptr += 3;
 649     *len = ptr - buffer;
 650
 651     /* Add the new entry into the MRU list
 652      */
 653     return AddMRUData(mruhandle, buffer, *len);
 654 }
 655
 656 /*************************************************************************
 657  * SHAddToRecentDocs                            [SHELL32.@]
 658  *
 659  * Modify (add/clear) Shell's list of recently used documents.
 660  *
 661  * PARAMETERS
 662  *   uFlags  [IN] SHARD_PATHA, SHARD_PATHW or SHARD_PIDL
 663  *   pv      [IN] string or pidl, NULL clears the list
 664  *
 665  * NOTES
 666  *     exported by name
 667  *
 668  * FIXME
 669  *  convert to unicode
 670  */
 671 void WINAPI SHAddToRecentDocs (UINT uFlags,LPCVOID pv)
 672 {
 673 /* If list is a string list lpfnCompare has the following prototype
 674  * int CALLBACK MRUCompareString(LPCSTR s1, LPCSTR s2)
 675  * for binary lists the prototype is
 676  * int CALLBACK MRUCompareBinary(LPCVOID data1, LPCVOID data2, DWORD cbData)
 677  * where cbData is the no. of bytes to compare.
 678  * Need to check what return value means identical - 0?
 679  */
 680
 681
 682     UINT olderrormode;
 683     HKEY HCUbasekey;
 684     CHAR doc_name[MAX_PATH];
 685     CHAR link_dir[MAX_PATH];
 686     CHAR new_lnk_filepath[MAX_PATH];
 687     CHAR new_lnk_name[MAX_PATH];
 688     IMalloc *ppM;
 689     LPITEMIDLIST pidl;
 690     HWND hwnd = 0;       /* FIXME:  get real window handle */
 691     INT ret;
 692     DWORD data[64], datalen, type;
 693
 694     TRACE("%04x %p\n", uFlags, pv);
 695
 696     /*FIXME: Document:
 697      *  RecentDocs MRU data structure seems to be:
 698      *    +0h   document file name w/ terminating 0h
 699      *    +nh   short int w/ size of remaining
 700      *    +n+2h 02h 30h, or 01h 30h, or 00h 30h  -  unknown
 701      *    +n+4h 10 bytes zeros  -   unknown
 702      *    +n+eh shortcut file name w/ terminating 0h
 703      *    +n+e+nh 3 zero bytes  -  unknown
 704      */
 705
 706     /* See if we need to do anything.
 707      */
 708     datalen = 64;
 709     ret=SHADD_get_policy( "NoRecentDocsHistory", &type, data, &datalen);
 710     if ((ret > 0) && (ret != ERROR_FILE_NOT_FOUND)) {
 711         ERR("Error %d getting policy \"NoRecentDocsHistory\"\n", ret);
 712         return;
 713     }
 714     if (ret == ERROR_SUCCESS) {
 715         if (!( (type == REG_DWORD) ||
 716                ((type == REG_BINARY) && (datalen == 4)) )) {
 717             ERR("Error policy data for \"NoRecentDocsHistory\" not formatted correctly, type=%d, len=%d\n",
 718                 type, datalen);
 719             return;
 720         }
 721
 722         TRACE("policy value for NoRecentDocsHistory = %08x\n", data[0]);
 723         /* now test the actual policy value */
 724         if ( data[0] != 0)
 725             return;
 726     }
 727
 728     /* Open key to where the necessary info is
 729      */
 730     /* FIXME: This should be done during DLL PROCESS_ATTACH (or THREAD_ATTACH)
 731      *        and the close should be done during the _DETACH. The resulting
 732      *        key is stored in the DLL global data.
 733      */
 734     if (RegCreateKeyExA(HKEY_CURRENT_USER,
 735                         "Software\\Microsoft\\Windows\\CurrentVersion\\Explorer",
 736                         0, 0, 0, KEY_READ, 0, &HCUbasekey, 0)) {
 737         ERR("Failed to create 'Software\\Microsoft\\Windows\\CurrentVersion\\Explorer'\n");
 738         return;
 739     }
 740
 741     /* Get path to user's "Recent" directory
 742      */
 743     if(SUCCEEDED(SHGetMalloc(&ppM))) {
 744         if (SUCCEEDED(SHGetSpecialFolderLocation(hwnd, CSIDL_RECENT,
 745                                                  &pidl))) {
 746             SHGetPathFromIDListA(pidl, link_dir);
 747             IMalloc_Free(ppM, pidl);
 748         }
 749         else {
 750             /* serious issues */
 751             link_dir[0] = 0;
 752             ERR("serious issues 1\n");
 753         }
 754         IMalloc_Release(ppM);
 755     }
 756     else {
 757         /* serious issues */
 758         link_dir[0] = 0;
 759         ERR("serious issues 2\n");
 760     }
 761     TRACE("Users Recent dir %s\n", link_dir);
 762
 763     /* If no input, then go clear the lists */
 764     if (!pv) {
 765         /* clear user's Recent dir
 766          */
 767
 768         /* FIXME: delete all files in "link_dir"
 769          *
 770          * while( more files ) {
 771          *    lstrcpyA(old_lnk_name, link_dir);
 772          *    PathAppendA(old_lnk_name, filenam);
 773          *    DeleteFileA(old_lnk_name);
 774          * }
 775          */
 776         FIXME("should delete all files in %s\\\n", link_dir);
 777
 778         /* clear MRU list
 779          */
 780         /* MS Bug ?? v4.72.3612.1700 of shell32 does the delete against
 781          *  HKEY_LOCAL_MACHINE version of ...CurrentVersion\Explorer
 782          *  and naturally it fails w/ rc=2. It should do it against
 783          *  HKEY_CURRENT_USER which is where it is stored, and where
 784          *  the MRU routines expect it!!!!
 785          */
 786         RegDeleteKeyA(HCUbasekey, "RecentDocs");
 787         RegCloseKey(HCUbasekey);
 788         return;
 789     }
 790
 791     /* Have data to add, the jobs to be done:
 792      *   1. Add document to MRU list in registry "HKCU\Software\
 793      *      Microsoft\Windows\CurrentVersion\Explorer\RecentDocs".
 794      *   2. Add shortcut to document in the user's Recent directory
 795      *      (CSIDL_RECENT).
 796      *   3. Add shortcut to Start menu's Documents submenu.
 797      */
 798
 799     /* Get the pure document name from the input
 800      */
 801     switch (uFlags)
 802     {
 803     case SHARD_PIDL:
 804         SHGetPathFromIDListA(pv, doc_name);
 805         break;
 806
 807     case SHARD_PATHA:
 808         lstrcpynA(doc_name, pv, MAX_PATH);
 809         break;
 810
 811     case SHARD_PATHW:
 812         WideCharToMultiByte(CP_ACP, 0, pv, -1, doc_name, MAX_PATH, NULL, NULL);
 813         break;
 814
 815     default:
 816         FIXME("Unsupported flags: %u\n", uFlags);
 817         return;
 818     }
 819
 820     TRACE("full document name %s\n", debugstr_a(doc_name));
 821     PathStripPathA(doc_name);
 822     TRACE("stripped document name %s\n", debugstr_a(doc_name));
 823
 824
 825     /* ***  JOB 1: Update registry for ...\Explorer\RecentDocs list  *** */
 826
 827     {  /* on input needs:
 828         *      doc_name    -  pure file-spec, no path
 829         *      link_dir    -  path to the user's Recent directory
 830         *      HCUbasekey  -  key of ...Windows\CurrentVersion\Explorer" node
 831         * creates:
 832         *      new_lnk_name-  pure file-spec, no path for new .lnk file
 833         *      new_lnk_filepath
 834         *                  -  path and file name of new .lnk file
 835         */
 836         CREATEMRULISTA mymru;
 837         HANDLE mruhandle;
 838         INT len, pos, bufused, err;
 839         INT i;
 840         DWORD attr;
 841         CHAR buffer[2048];
 842         CHAR *ptr;
 843         CHAR old_lnk_name[MAX_PATH];
 844         short int slen;
 845
 846         mymru.cbSize = sizeof(CREATEMRULISTA);
 847         mymru.nMaxItems = 15;
 848         mymru.dwFlags = MRUF_BINARY_LIST | MRUF_DELAYED_SAVE;
 849         mymru.hKey = HCUbasekey;
 850         mymru.lpszSubKey = "RecentDocs";
 851         mymru.lpfnCompare = (PROC)SHADD_compare_mru;
 852         mruhandle = CreateMRUListA(&mymru);
 853         if (!mruhandle) {
 854             /* MRU failed */
 855             ERR("MRU processing failed, handle zero\n");
 856             RegCloseKey(HCUbasekey);
 857             return;
 858         }
 859         len = lstrlenA(doc_name);
 860         pos = FindMRUData(mruhandle, doc_name, len, 0);
 861
 862         /* Now get the MRU entry that will be replaced
 863          * and delete the .lnk file for it
 864          */
 865         if ((bufused = EnumMRUListA(mruhandle, (pos == -1) ? 14 : pos,
 866                                     buffer, 2048)) != -1) {
 867             ptr = buffer;
 868             ptr += (lstrlenA(buffer) + 1);
 869             slen = *((short int*)ptr);
 870             ptr += 2;  /* skip the length area */
 871             if (bufused >= slen + (ptr-buffer)) {
 872                 /* buffer size looks good */
 873                 ptr += 12; /* get to string */
 874                 len = bufused - (ptr-buffer);  /* get length of buf remaining */
 875                 if ((lstrlenA(ptr) > 0) && (lstrlenA(ptr) <= len-1)) {
 876                     /* appears to be good string */
 877                     lstrcpyA(old_lnk_name, link_dir);
 878                     PathAppendA(old_lnk_name, ptr);
 879                     if (!DeleteFileA(old_lnk_name)) {
 880                         if ((attr = GetFileAttributesA(old_lnk_name)) == INVALID_FILE_ATTRIBUTES) {
 881                             if ((err = GetLastError()) != ERROR_FILE_NOT_FOUND) {
 882                                 ERR("Delete for %s failed, err=%d, attr=%08x\n",
 883                                     old_lnk_name, err, attr);
 884                             }
 885                             else {
 886                                 TRACE("old .lnk file %s did not exist\n",
 887                                       old_lnk_name);
 888                             }
 889                         }
 890                         else {
 891                             ERR("Delete for %s failed, attr=%08x\n",
 892                                 old_lnk_name, attr);
 893                         }
 894                     }
 895                     else {
 896                         TRACE("deleted old .lnk file %s\n", old_lnk_name);
 897                     }
 898                 }
 899             }
 900         }
 901
 902         /* Create usable .lnk file name for the "Recent" directory
 903          */
 904         wsprintfA(new_lnk_name, "%s.lnk", doc_name);
 905         lstrcpyA(new_lnk_filepath, link_dir);
 906         PathAppendA(new_lnk_filepath, new_lnk_name);
 907         i = 1;
 908         olderrormode = SetErrorMode(SEM_FAILCRITICALERRORS);
 909         while (GetFileAttributesA(new_lnk_filepath) != INVALID_FILE_ATTRIBUTES) {
 910             i++;
 911             wsprintfA(new_lnk_name, "%s (%u).lnk", doc_name, i);
 912             lstrcpyA(new_lnk_filepath, link_dir);
 913             PathAppendA(new_lnk_filepath, new_lnk_name);
 914         }
 915         SetErrorMode(olderrormode);
 916         TRACE("new shortcut will be %s\n", new_lnk_filepath);
 917
 918         /* Now add the new MRU entry and data
 919          */
 920         pos = SHADD_create_add_mru_data(mruhandle, doc_name, new_lnk_name,
 921                                         buffer, &len);
 922         FreeMRUList(mruhandle);
 923         TRACE("Updated MRU list, new doc is position %d\n", pos);
 924     }
 925
 926     /* ***  JOB 2: Create shortcut in user's "Recent" directory  *** */
 927
 928     {  /* on input needs:
 929         *      doc_name    -  pure file-spec, no path
 930         *      new_lnk_filepath
 931         *                  -  path and file name of new .lnk file
 932         *      uFlags[in]  -  flags on call to SHAddToRecentDocs
 933         *      pv[in]      -  document path/pidl on call to SHAddToRecentDocs
 934         */
 935         IShellLinkA *psl = NULL;
 936         IPersistFile *pPf = NULL;
 937         HRESULT hres;
 938         CHAR desc[MAX_PATH];
 939         WCHAR widelink[MAX_PATH];
 940
 941         CoInitialize(0);
 942
 943         hres = CoCreateInstance( &CLSID_ShellLink,
 944                                  NULL,
 945                                  CLSCTX_INPROC_SERVER,
 946                                  &IID_IShellLinkA,
 947                                  (LPVOID )&psl);
 948         if(SUCCEEDED(hres)) {
 949
 950             hres = IShellLinkA_QueryInterface(psl, &IID_IPersistFile,
 951                                              (LPVOID *)&pPf);
 952             if(FAILED(hres)) {
 953                 /* bombed */
 954                 ERR("failed QueryInterface for IPersistFile %08x\n", hres);
 955                 goto fail;
 956             }
 957
 958             /* Set the document path or pidl */
 959             if (uFlags == SHARD_PIDL) {
 960                 hres = IShellLinkA_SetIDList(psl, pv);
 961             } else {
 962                 hres = IShellLinkA_SetPath(psl, pv);
 963             }
 964             if(FAILED(hres)) {
 965                 /* bombed */
 966                 ERR("failed Set{IDList|Path} %08x\n", hres);
 967                 goto fail;
 968             }
 969
 970             lstrcpyA(desc, "Shortcut to ");
 971             lstrcatA(desc, doc_name);
 972             hres = IShellLinkA_SetDescription(psl, desc);
 973             if(FAILED(hres)) {
 974                 /* bombed */
 975                 ERR("failed SetDescription %08x\n", hres);
 976                 goto fail;
 977             }
 978
 979             MultiByteToWideChar(CP_ACP, 0, new_lnk_filepath, -1,
 980                                 widelink, MAX_PATH);
 981             /* create the short cut */
 982             hres = IPersistFile_Save(pPf, widelink, TRUE);
 983             if(FAILED(hres)) {
 984                 /* bombed */
 985                 ERR("failed IPersistFile::Save %08x\n", hres);
 986                 IPersistFile_Release(pPf);
 987                 IShellLinkA_Release(psl);
 988                 goto fail;
 989             }
 990             hres = IPersistFile_SaveCompleted(pPf, widelink);
 991             IPersistFile_Release(pPf);
 992             IShellLinkA_Release(psl);
 993             TRACE("shortcut %s has been created, result=%08x\n",
 994                   new_lnk_filepath, hres);
 995         }
 996         else {
 997             ERR("CoCreateInstance failed, hres=%08x\n", hres);
 998         }
 999     }
1000
1001  fail:
1002     CoUninitialize();
1003
1004     /* all done */
1005     RegCloseKey(HCUbasekey);
1006     return;
1007 }
1008
1009 /*************************************************************************
1010  * SHCreateShellFolderViewEx                    [SHELL32.174]
1011  *
1012  * Create a new instance of the default Shell folder view object.
1013  *
1014  * RETURNS
1015  *  Success: S_OK
1016  *  Failure: error value
1017  *
1018  * NOTES
1019  *  see IShellFolder::CreateViewObject
1020  */
1021 HRESULT WINAPI SHCreateShellFolderViewEx(
1022         LPCSFV psvcbi,    /* [in] shelltemplate struct */
1023         IShellView **ppv) /* [out] IShellView pointer */
1024 {
1025         IShellView * psf;
1026         HRESULT hRes;
1027
1028         TRACE("sf=%p pidl=%p cb=%p mode=0x%08x parm=%p\n",
1029           psvcbi->pshf, psvcbi->pidl, psvcbi->pfnCallback,
1030           psvcbi->fvm, psvcbi->psvOuter);
1031
1032         psf = IShellView_Constructor(psvcbi->pshf);
1033
1034         if (!psf)
1035           return E_OUTOFMEMORY;
1036
1037         IShellView_AddRef(psf);
1038         hRes = IShellView_QueryInterface(psf, &IID_IShellView, (LPVOID *)ppv);
1039         IShellView_Release(psf);
1040
1041         return hRes;
1042 }
1043 /*************************************************************************
1044  *  SHWinHelp                                   [SHELL32.127]
1045  *
1046  */
1047 HRESULT WINAPI SHWinHelp (DWORD v, DWORD w, DWORD x, DWORD z)
1048 {       FIXME("0x%08x 0x%08x 0x%08x 0x%08x stub\n",v,w,x,z);
1049         return 0;
1050 }
1051 /*************************************************************************
1052  *  SHRunControlPanel [SHELL32.161]
1053  *
1054  */
1055 HRESULT WINAPI SHRunControlPanel (LPCWSTR lpcszCmdLine, HWND hwndMsgParent)
1056 {
1057         FIXME("0x%08x 0x%08x stub\n",lpcszCmdLine,hwndMsgParent);
1058         return 0;
1059 }
1060
1061 static LPUNKNOWN SHELL32_IExplorerInterface=0;
1062 /*************************************************************************
1063  * SHSetInstanceExplorer                        [SHELL32.176]
1064  *
1065  * NOTES
1066  *  Sets the interface
1067  */
1068 VOID WINAPI SHSetInstanceExplorer (LPUNKNOWN lpUnknown)
1069 {       TRACE("%p\n", lpUnknown);
1070         SHELL32_IExplorerInterface = lpUnknown;
1071 }
1072 /*************************************************************************
1073  * SHGetInstanceExplorer                        [SHELL32.@]
1074  *
1075  * NOTES
1076  *  gets the interface pointer of the explorer and a reference
1077  */
1078 HRESULT WINAPI SHGetInstanceExplorer (IUnknown **lpUnknown)
1079 {       TRACE("%p\n", lpUnknown);
1080
1081         *lpUnknown = SHELL32_IExplorerInterface;
1082
1083         if (!SHELL32_IExplorerInterface)
1084           return E_FAIL;
1085
1086         IUnknown_AddRef(SHELL32_IExplorerInterface);
1087         return NOERROR;
1088 }
1089 /*************************************************************************
1090  * SHFreeUnusedLibraries                        [SHELL32.123]
1091  *
1092  * Probably equivalent to CoFreeUnusedLibraries but under Windows 9x it could use
1093  * the shell32 built-in "mini-COM" without the need to load ole32.dll - see SHLoadOLE
1094  * for details
1095  *
1096  * NOTES
1097  *     exported by ordinal
1098  *
1099  * SEE ALSO
1100  *     CoFreeUnusedLibraries, SHLoadOLE
1101  */
1102 void WINAPI SHFreeUnusedLibraries (void)
1103 {
1104         FIXME("stub\n");
1105         CoFreeUnusedLibraries();
1106 }
1107 /*************************************************************************
1108  * DAD_AutoScroll                               [SHELL32.129]
1109  *
1110  */
1111 BOOL WINAPI DAD_AutoScroll(HWND hwnd, AUTO_SCROLL_DATA *samples, const POINT * pt)
1112 {
1113     FIXME("hwnd = %p %p %p\n",hwnd,samples,pt);
1114     return 0;
1115 }
1116 /*************************************************************************
1117  * DAD_DragEnter                                [SHELL32.130]
1118  *
1119  */
1120 BOOL WINAPI DAD_DragEnter(HWND hwnd)
1121 {
1122     FIXME("hwnd = %p\n",hwnd);
1123     return FALSE;
1124 }
1125 /*************************************************************************
1126  * DAD_DragEnterEx                              [SHELL32.131]
1127  *
1128  */
1129 BOOL WINAPI DAD_DragEnterEx(HWND hwnd, POINT p)
1130 {
1131     FIXME("hwnd = %p (%d,%d)\n",hwnd,p.x,p.y);
1132     return FALSE;
1133 }
1134 /*************************************************************************
1135  * DAD_DragMove                         [SHELL32.134]
1136  *
1137  */
1138 BOOL WINAPI DAD_DragMove(POINT p)
1139 {
1140     FIXME("(%d,%d)\n",p.x,p.y);
1141     return FALSE;
1142 }
1143 /*************************************************************************
1144  * DAD_DragLeave                                [SHELL32.132]
1145  *
1146  */
1147 BOOL WINAPI DAD_DragLeave(VOID)
1148 {
1149     FIXME("\n");
1150     return FALSE;
1151 }
1152 /*************************************************************************
1153  * DAD_SetDragImage                             [SHELL32.136]
1154  *
1155  * NOTES
1156  *  exported by name
1157  */
1158 BOOL WINAPI DAD_SetDragImage(
1159         HIMAGELIST himlTrack,
1160         LPPOINT lppt)
1161 {
1162         FIXME("%p %p stub\n",himlTrack, lppt);
1163   return 0;
1164 }
1165 /*************************************************************************
1166  * DAD_ShowDragImage                            [SHELL32.137]
1167  *
1168  * NOTES
1169  *  exported by name
1170  */
1171 BOOL WINAPI DAD_ShowDragImage(BOOL bShow)
1172 {
1173         FIXME("0x%08x stub\n",bShow);
1174         return 0;
1175 }
1176
1177 static const WCHAR szwCabLocation[] = {
1178   'S','o','f','t','w','a','r','e','\\',
1179   'M','i','c','r','o','s','o','f','t','\\',
1180   'W','i','n','d','o','w','s','\\',
1181   'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
1182   'E','x','p','l','o','r','e','r','\\',
1183   'C','a','b','i','n','e','t','S','t','a','t','e',0
1184 };
1185
1186 static const WCHAR szwSettings[] = { 'S','e','t','t','i','n','g','s',0 };
1187
1188 /*************************************************************************
1189  * ReadCabinetState                             [SHELL32.651] NT 4.0
1190  *
1191  */
1192 BOOL WINAPI ReadCabinetState(CABINETSTATE *cs, int length)
1193 {
1194         HKEY hkey = 0;
1195         DWORD type, r;
1196
1197         TRACE("%p %d\n", cs, length);
1198
1199         if( (cs == NULL) || (length < (int)sizeof(*cs))  )
1200                 return FALSE;
1201
1202         r = RegOpenKeyW( HKEY_CURRENT_USER, szwCabLocation, &hkey );
1203         if( r == ERROR_SUCCESS )
1204         {
1205                 type = REG_BINARY;
1206                 r = RegQueryValueExW( hkey, szwSettings,
1207                         NULL, &type, (LPBYTE)cs, (LPDWORD)&length );
1208                 RegCloseKey( hkey );
1209
1210         }
1211
1212         /* if we can't read from the registry, create default values */
1213         if ( (r != ERROR_SUCCESS) || (cs->cLength < sizeof(*cs)) ||
1214                 (cs->cLength != length) )
1215         {
1216                 ERR("Initializing shell cabinet settings\n");
1217                 memset(cs, 0, sizeof(*cs));
1218                 cs->cLength          = sizeof(*cs);
1219                 cs->nVersion         = 2;
1220                 cs->fFullPathTitle   = FALSE;
1221                 cs->fSaveLocalView   = TRUE;
1222                 cs->fNotShell        = FALSE;
1223                 cs->fSimpleDefault   = TRUE;
1224                 cs->fDontShowDescBar = FALSE;
1225                 cs->fNewWindowMode   = FALSE;
1226                 cs->fShowCompColor   = FALSE;
1227                 cs->fDontPrettyNames = FALSE;
1228                 cs->fAdminsCreateCommonGroups = TRUE;
1229                 cs->fMenuEnumFilter  = 96;
1230         }
1231
1232         return TRUE;
1233 }
1234
1235 /*************************************************************************
1236  * WriteCabinetState                            [SHELL32.652] NT 4.0
1237  *
1238  */
1239 BOOL WINAPI WriteCabinetState(CABINETSTATE *cs)
1240 {
1241         DWORD r;
1242         HKEY hkey = 0;
1243
1244         TRACE("%p\n",cs);
1245
1246         if( cs == NULL )
1247                 return FALSE;
1248
1249         r = RegCreateKeyExW( HKEY_CURRENT_USER, szwCabLocation, 0,
1250                  NULL, 0, KEY_ALL_ACCESS, NULL, &hkey, NULL);
1251         if( r == ERROR_SUCCESS )
1252         {
1253                 r = RegSetValueExW( hkey, szwSettings, 0,
1254                         REG_BINARY, (LPBYTE) cs, cs->cLength);
1255
1256                 RegCloseKey( hkey );
1257         }
1258
1259         return (r==ERROR_SUCCESS);
1260 }
1261
1262 /*************************************************************************
1263  * FileIconInit                                 [SHELL32.660]
1264  *
1265  */
1266 BOOL WINAPI FileIconInit(BOOL bFullInit)
1267 {       FIXME("(%s)\n", bFullInit ? "true" : "false");
1268         return 0;
1269 }
1270
1271 /*************************************************************************
1272  * IsUserAnAdmin    [SHELL32.680] NT 4.0
1273  *
1274  * Checks whether the current user is a member of the Administrators group.
1275  *
1276  * PARAMS
1277  *     None
1278  *
1279  * RETURNS
1280  *     Success: TRUE
1281  *     Failure: FALSE
1282  */
1283 BOOL WINAPI IsUserAnAdmin(VOID)
1284 {
1285     SID_IDENTIFIER_AUTHORITY Authority = {SECURITY_NT_AUTHORITY};
1286     HANDLE hToken;
1287     DWORD dwSize;
1288     PTOKEN_GROUPS lpGroups;
1289     PSID lpSid;
1290     DWORD i;
1291     BOOL bResult = FALSE;
1292
1293     TRACE("\n");
1294     if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
1295     {
1296         return FALSE;
1297     }
1298
1299     if (!GetTokenInformation(hToken, TokenGroups, NULL, 0, &dwSize))
1300     {
1301         if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
1302         {
1303             CloseHandle(hToken);
1304             return FALSE;
1305         }
1306     }
1307
1308     lpGroups = HeapAlloc(GetProcessHeap(), 0, dwSize);
1309     if (lpGroups == NULL)
1310     {
1311         CloseHandle(hToken);
1312         return FALSE;
1313     }
1314
1315     if (!GetTokenInformation(hToken, TokenGroups, lpGroups, dwSize, &dwSize))
1316     {
1317         HeapFree(GetProcessHeap(), 0, lpGroups);
1318         CloseHandle(hToken);
1319         return FALSE;
1320     }
1321
1322     CloseHandle(hToken);
1323
1324     if (!AllocateAndInitializeSid(&Authority, 2, SECURITY_BUILTIN_DOMAIN_RID,
1325                                   DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0,
1326                                   &lpSid))
1327     {
1328         HeapFree(GetProcessHeap(), 0, lpGroups);
1329         return FALSE;
1330     }
1331
1332     for (i = 0; i < lpGroups->GroupCount; i++)
1333     {
1334         if (EqualSid(lpSid, lpGroups->Groups[i].Sid))
1335         {
1336             bResult = TRUE;
1337             break;
1338         }
1339     }
1340
1341     FreeSid(lpSid);
1342     HeapFree(GetProcessHeap(), 0, lpGroups);
1343     return bResult;
1344 }
1345
1346 /*************************************************************************
1347  * SHAllocShared                                [SHELL32.520]
1348  *
1349  * See shlwapi.SHAllocShared
1350  */
1351 HANDLE WINAPI SHAllocShared(LPVOID lpvData, DWORD dwSize, DWORD dwProcId)
1352 {
1353     GET_FUNC(pSHAllocShared, shlwapi, (char*)7, NULL);
1354     return pSHAllocShared(lpvData, dwSize, dwProcId);
1355 }
1356
1357 /*************************************************************************
1358  * SHLockShared                                 [SHELL32.521]
1359  *
1360  * See shlwapi.SHLockShared
1361  */
1362 LPVOID WINAPI SHLockShared(HANDLE hShared, DWORD dwProcId)
1363 {
1364     GET_FUNC(pSHLockShared, shlwapi, (char*)8, NULL);
1365     return pSHLockShared(hShared, dwProcId);
1366 }
1367
1368 /*************************************************************************
1369  * SHUnlockShared                               [SHELL32.522]
1370  *
1371  * See shlwapi.SHUnlockShared
1372  */
1373 BOOL WINAPI SHUnlockShared(LPVOID lpView)
1374 {
1375     GET_FUNC(pSHUnlockShared, shlwapi, (char*)9, FALSE);
1376     return pSHUnlockShared(lpView);
1377 }
1378
1379 /*************************************************************************
1380  * SHFreeShared                                 [SHELL32.523]
1381  *
1382  * See shlwapi.SHFreeShared
1383  */
1384 BOOL WINAPI SHFreeShared(HANDLE hShared, DWORD dwProcId)
1385 {
1386     GET_FUNC(pSHFreeShared, shlwapi, (char*)10, FALSE);
1387     return pSHFreeShared(hShared, dwProcId);
1388 }
1389
1390 /*************************************************************************
1391  * SetAppStartingCursor                         [SHELL32.99]
1392  */
1393 HRESULT WINAPI SetAppStartingCursor(HWND u, DWORD v)
1394 {       FIXME("hwnd=%p 0x%04x stub\n",u,v );
1395         return 0;
1396 }
1397
1398 /*************************************************************************
1399  * SHLoadOLE                                    [SHELL32.151]
1400  *
1401  * To reduce the memory usage of Windows 95, its shell32 contained an
1402  * internal implementation of a part of COM (see e.g. SHGetMalloc, SHCoCreateInstance,
1403  * SHRegisterDragDrop etc.) that allowed to use in-process STA objects without
1404  * the need to load OLE32.DLL. If OLE32.DLL was already loaded, the SH* function
1405  * would just call the Co* functions.
1406  *
1407  * The SHLoadOLE was called when OLE32.DLL was being loaded to transfer all the
1408  * information from the shell32 "mini-COM" to ole32.dll.
1409  *
1410  * See http://blogs.msdn.com/oldnewthing/archive/2004/07/05/173226.aspx for a
1411  * detailed description.
1412  *
1413  * Under wine ole32.dll is always loaded as it is imported by shlwapi.dll which is
1414  * imported by shell32 and no "mini-COM" is used (except for the "LoadWithoutCOM"
1415  * hack in SHCoCreateInstance)
1416  */
1417 HRESULT WINAPI SHLoadOLE(LPARAM lParam)
1418 {       FIXME("0x%08lx stub\n",lParam);
1419         return S_OK;
1420 }
1421 /*************************************************************************
1422  * DriveType                                    [SHELL32.64]
1423  *
1424  */
1425 HRESULT WINAPI DriveType(int DriveType)
1426 {
1427     WCHAR root[] = L"A:\\";
1428         root[0] = L'A' + DriveType;
1429         return GetDriveTypeW(root);
1430 }
1431 /*************************************************************************
1432  * InvalidateDriveType                  [SHELL32.65]
1433  * Unimplemented in XP SP3
1434  */
1435 int WINAPI InvalidateDriveType(int u)
1436 {
1437         TRACE("0x%08x stub\n",u);
1438         return 0;
1439 }
1440 /*************************************************************************
1441  * SHAbortInvokeCommand                         [SHELL32.198]
1442  *
1443  */
1444 HRESULT WINAPI SHAbortInvokeCommand(void)
1445 {       FIXME("stub\n");
1446         return 1;
1447 }
1448 /*************************************************************************
1449  * SHOutOfMemoryMessageBox                      [SHELL32.126]
1450  *
1451  */
1452 int WINAPI SHOutOfMemoryMessageBox(
1453         HWND hwndOwner,
1454         LPCSTR lpCaption,
1455         UINT uType)
1456 {
1457         FIXME("%p %s 0x%08x stub\n",hwndOwner, lpCaption, uType);
1458         return 0;
1459 }
1460 /*************************************************************************
1461  * SHFlushClipboard                             [SHELL32.121]
1462  *
1463  */
1464 HRESULT WINAPI SHFlushClipboard(void)
1465 {
1466         return OleFlushClipboard();
1467 }
1468
1469 /*************************************************************************
1470  * SHWaitForFileToOpen                          [SHELL32.97]
1471  *
1472  */
1473 BOOL WINAPI SHWaitForFileToOpen(
1474         LPCITEMIDLIST pidl,
1475         DWORD dwFlags,
1476         DWORD dwTimeout)
1477 {
1478         FIXME("%p 0x%08x 0x%08x stub\n", pidl, dwFlags, dwTimeout);
1479         return 0;
1480 }
1481
1482 /************************************************************************
1483  *      RLBuildListOfPaths                      [SHELL32.146]
1484  *
1485  * NOTES
1486  *   builds a DPA
1487  */
1488 DWORD WINAPI RLBuildListOfPaths (void)
1489 {       FIXME("stub\n");
1490         return 0;
1491 }
1492 /************************************************************************
1493  *      SHValidateUNC                           [SHELL32.173]
1494  *
1495  */
1496 HRESULT WINAPI SHValidateUNC (HWND hwndOwner, LPWSTR pszFile, UINT fConnect)
1497 {
1498         FIXME("0x%08x 0x%08x 0x%08x stub\n",hwndOwner,pszFile,fConnect);
1499         return 0;
1500 }
1501
1502 /************************************************************************
1503  *      DoEnvironmentSubstA                     [SHELL32.@]
1504  *
1505  * Replace %KEYWORD% in the str with the value of variable KEYWORD
1506  * from environment. If it is not found the %KEYWORD% is left
1507  * intact. If the buffer is too small, str is not modified.
1508  *
1509  * PARAMS
1510  *  pszString  [I] '\0' terminated string with %keyword%.
1511  *             [O] '\0' terminated string with %keyword% substituted.
1512  *  cchString  [I] size of str.
1513  *
1514  * RETURNS
1515  *     cchString length in the HIWORD;
1516  *     TRUE in LOWORD if subst was successful and FALSE in other case
1517  */
1518 DWORD WINAPI DoEnvironmentSubstA(LPSTR pszString, UINT cchString)
1519 {
1520     LPSTR dst;
1521     BOOL res = FALSE;
1522     FIXME("(%s, %d) stub\n", debugstr_a(pszString), cchString);
1523     if (pszString == NULL) /* Really return 0? */
1524         return 0;
1525     if ((dst = HeapAlloc(GetProcessHeap(), 0, cchString * sizeof(CHAR))))
1526     {
1527         DWORD num = ExpandEnvironmentStringsA(pszString, dst, cchString);
1528         if (num && num < cchString) /* dest buffer is too small */
1529         {
1530             res = TRUE;
1531             memcpy(pszString, dst, num);
1532         }
1533         HeapFree(GetProcessHeap(), 0, dst);
1534     }
1535     return MAKELONG(res,cchString); /* Always cchString? */
1536 }
1537
1538 /************************************************************************
1539  *      DoEnvironmentSubstW                     [SHELL32.@]
1540  *
1541  * See DoEnvironmentSubstA.
1542  */
1543 DWORD WINAPI DoEnvironmentSubstW(LPWSTR pszString, UINT cchString)
1544 {
1545     LPWSTR dst;
1546     BOOL res = FALSE;
1547     FIXME("(%s, %d): stub\n", debugstr_w(pszString), cchString);
1548     if ((dst = HeapAlloc(GetProcessHeap(), 0, cchString * sizeof(WCHAR))))
1549     {
1550         DWORD num = ExpandEnvironmentStringsW(pszString, dst, cchString);
1551         if (num)
1552         {
1553             res = TRUE;
1554             wcscpy(pszString, dst);
1555         }
1556         HeapFree(GetProcessHeap(), 0, dst);
1557     }
1558
1559     return MAKELONG(res,cchString);
1560 }
1561
1562 /************************************************************************
1563  *      DoEnvironmentSubst                      [SHELL32.53]
1564  *
1565  * See DoEnvironmentSubstA.
1566  */
1567 DWORD WINAPI DoEnvironmentSubstAW(LPVOID x, UINT y)
1568 {
1569     if (SHELL_OsIsUnicode())
1570         return DoEnvironmentSubstW(x, y);
1571     return DoEnvironmentSubstA(x, y);
1572 }
1573
1574 /*************************************************************************
1575  *      GUIDFromStringA   [SHELL32.703]
1576  */
1577 BOOL WINAPI GUIDFromStringA(LPCSTR str, LPGUID guid)
1578 {
1579     TRACE("GUIDFromStringA() stub\n");
1580     return FALSE;
1581 }
1582
1583 /*************************************************************************
1584  *      GUIDFromStringW   [SHELL32.704]
1585  */
1586 BOOL WINAPI GUIDFromStringW(LPCWSTR str, LPGUID guid)
1587 {
1588     UNICODE_STRING guid_str;
1589
1590     RtlInitUnicodeString(&guid_str, str);
1591     return !RtlGUIDFromString(&guid_str, guid);
1592 }
1593
1594 /*************************************************************************
1595  *      PathIsTemporaryW        [SHELL32.714]
1596  */
1597 BOOL WINAPI PathIsTemporaryW(LPWSTR Str)
1598 {
1599         FIXME("(%s)stub\n", debugstr_w(Str));
1600         return FALSE;
1601 }
1602
1603 /*************************************************************************
1604  *      PathIsTemporaryA        [SHELL32.713]
1605  */
1606 BOOL WINAPI PathIsTemporaryA(LPSTR Str)
1607 {
1608         FIXME("(%s)stub\n", debugstr_a(Str));
1609         return FALSE;
1610 }
1611
1612 typedef struct _PSXA
1613 {
1614     UINT uiCount;
1615     UINT uiAllocated;
1616     IShellPropSheetExt *pspsx[1];
1617 } PSXA, *PPSXA;
1618
1619 typedef struct _PSXA_CALL
1620 {
1621     LPFNADDPROPSHEETPAGE lpfnAddReplaceWith;
1622     LPARAM lParam;
1623     BOOL bCalled;
1624     BOOL bMultiple;
1625     UINT uiCount;
1626 } PSXA_CALL, *PPSXA_CALL;
1627
1628 static BOOL CALLBACK PsxaCall(HPROPSHEETPAGE hpage, LPARAM lParam)
1629 {
1630     PPSXA_CALL Call = (PPSXA_CALL)lParam;
1631
1632     if (Call != NULL)
1633     {
1634         if ((Call->bMultiple || !Call->bCalled) &&
1635             Call->lpfnAddReplaceWith(hpage, Call->lParam))
1636         {
1637             Call->bCalled = TRUE;
1638             Call->uiCount++;
1639             return TRUE;
1640         }
1641     }
1642
1643     return FALSE;
1644 }
1645
1646 /*************************************************************************
1647  *      SHAddFromPropSheetExtArray      [SHELL32.167]
1648  */
1649 UINT WINAPI SHAddFromPropSheetExtArray(HPSXA hpsxa, LPFNADDPROPSHEETPAGE lpfnAddPage, LPARAM lParam)
1650 {
1651     PSXA_CALL Call;
1652     UINT i;
1653     PPSXA psxa = (PPSXA)hpsxa;
1654
1655     TRACE("(%p,%p,%08lx)\n", hpsxa, lpfnAddPage, lParam);
1656
1657     if (psxa)
1658     {
1659         ZeroMemory(&Call, sizeof(Call));
1660         Call.lpfnAddReplaceWith = lpfnAddPage;
1661         Call.lParam = lParam;
1662         Call.bMultiple = TRUE;
1663
1664         /* Call the AddPage method of all registered IShellPropSheetExt interfaces */
1665         for (i = 0; i != psxa->uiCount; i++)
1666         {
1667             psxa->pspsx[i]->lpVtbl->AddPages(psxa->pspsx[i], PsxaCall, (LPARAM)&Call);
1668         }
1669
1670         return Call.uiCount;
1671     }
1672
1673     return 0;
1674 }
1675
1676 /*************************************************************************
1677  *      SHCreatePropSheetExtArrayEx     [SHELL32.194]
1678  */
1679 HPSXA WINAPI SHCreatePropSheetExtArrayEx(HKEY hKey, LPCWSTR pszSubKey, UINT max_iface, IDataObject *pDataObj)
1680 {
1681     static const WCHAR szPropSheetSubKey[] = {'s','h','e','l','l','e','x','\\','P','r','o','p','e','r','t','y','S','h','e','e','t','H','a','n','d','l','e','r','s',0};
1682     WCHAR szHandler[64];
1683     DWORD dwHandlerLen;
1684     WCHAR szClsidHandler[39];
1685     DWORD dwClsidSize;
1686     CLSID clsid;
1687     LONG lRet;
1688     DWORD dwIndex;
1689     IShellExtInit *psxi;
1690     IShellPropSheetExt *pspsx;
1691     HKEY hkBase, hkPropSheetHandlers;
1692     PPSXA psxa = NULL;
1693     HRESULT hr;
1694
1695     TRACE("(%p,%s,%u)\n", hKey, debugstr_w(pszSubKey), max_iface);
1696
1697     if (max_iface == 0)
1698         return NULL;
1699
1700     /* Open the registry key */
1701     lRet = RegOpenKeyW(hKey, pszSubKey, &hkBase);
1702     if (lRet != ERROR_SUCCESS)
1703         return NULL;
1704
1705     lRet = RegOpenKeyExW(hkBase, szPropSheetSubKey, 0, KEY_ENUMERATE_SUB_KEYS, &hkPropSheetHandlers);
1706     RegCloseKey(hkBase);
1707     if (lRet == ERROR_SUCCESS)
1708     {
1709         /* Create and initialize the Property Sheet Extensions Array */
1710         psxa = LocalAlloc(LMEM_FIXED, FIELD_OFFSET(PSXA, pspsx[max_iface]));
1711         if (psxa)
1712         {
1713             ZeroMemory(psxa, FIELD_OFFSET(PSXA, pspsx[max_iface]));
1714             psxa->uiAllocated = max_iface;
1715
1716             /* Enumerate all subkeys and attempt to load the shell extensions */
1717             dwIndex = 0;
1718             do
1719             {
1720                 dwHandlerLen = sizeof(szHandler) / sizeof(szHandler[0]);
1721                 lRet = RegEnumKeyExW(hkPropSheetHandlers, dwIndex++, szHandler, &dwHandlerLen, NULL, NULL, NULL, NULL);
1722                 if (lRet != ERROR_SUCCESS)
1723                 {
1724                     if (lRet == ERROR_MORE_DATA)
1725                         continue;
1726
1727                     if (lRet == ERROR_NO_MORE_ITEMS)
1728                         lRet = ERROR_SUCCESS;
1729                     break;
1730                 }
1731                 szHandler[(sizeof(szHandler) / sizeof(szHandler[0])) - 1] = 0;
1732                 hr = CLSIDFromString(szHandler, &clsid);
1733                 if (FAILED(hr))
1734                 {
1735                     dwClsidSize = sizeof(szClsidHandler);
1736                     if (SHGetValueW(hkPropSheetHandlers, szHandler, NULL, NULL, szClsidHandler, &dwClsidSize) == ERROR_SUCCESS)
1737                     {
1738                         szClsidHandler[(sizeof(szClsidHandler) / sizeof(szClsidHandler[0])) - 1] = 0;
1739                         hr = CLSIDFromString(szClsidHandler, &clsid);
1740                     }
1741                 }
1742                 if (SUCCEEDED(hr))
1743                 {
1744                     /* Attempt to get an IShellPropSheetExt and an IShellExtInit instance.
1745                        Only if both interfaces are supported it's a real shell extension.
1746                        Then call IShellExtInit's Initialize method. */
1747                     if (SUCCEEDED(CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER/* | CLSCTX_NO_CODE_DOWNLOAD */, &IID_IShellPropSheetExt, (LPVOID *)&pspsx)))
1748                     {
1749                         if (SUCCEEDED(pspsx->lpVtbl->QueryInterface(pspsx, &IID_IShellExtInit, (PVOID *)&psxi)))
1750                         {
1751                             if (SUCCEEDED(psxi->lpVtbl->Initialize(psxi, NULL, pDataObj, hKey)))
1752                             {
1753                                 /* Add the IShellPropSheetExt instance to the array */
1754                                 psxa->pspsx[psxa->uiCount++] = pspsx;
1755                             }
1756                             else
1757                             {
1758                                 psxi->lpVtbl->Release(psxi);
1759                                 pspsx->lpVtbl->Release(pspsx);
1760                             }
1761                         }
1762                         else
1763                             pspsx->lpVtbl->Release(pspsx);
1764                     }
1765                 }
1766             } while (psxa->uiCount != psxa->uiAllocated);
1767         }
1768         else
1769             lRet = ERROR_NOT_ENOUGH_MEMORY;
1770
1771         RegCloseKey(hkPropSheetHandlers);
1772     }
1773
1774     if (lRet != ERROR_SUCCESS && psxa)
1775     {
1776         SHDestroyPropSheetExtArray((HPSXA)psxa);
1777         psxa = NULL;
1778     }
1779
1780     return (HPSXA)psxa;
1781 }
1782
1783 /*************************************************************************
1784  *      SHCreatePropSheetExtArray       [SHELL32.168]
1785  */
1786 HPSXA WINAPI SHCreatePropSheetExtArray(HKEY hKey, LPCWSTR pszSubKey, UINT max_iface)
1787 {
1788     return SHCreatePropSheetExtArrayEx(hKey, pszSubKey, max_iface, NULL);
1789 }
1790
1791
1792 /*************************************************************************
1793  *      SHReplaceFromPropSheetExtArray  [SHELL32.170]
1794  */
1795 UINT WINAPI SHReplaceFromPropSheetExtArray(HPSXA hpsxa, UINT uPageID, LPFNADDPROPSHEETPAGE lpfnReplaceWith, LPARAM lParam)
1796 {
1797     PSXA_CALL Call;
1798     UINT i;
1799     PPSXA psxa = (PPSXA)hpsxa;
1800
1801     TRACE("(%p,%u,%p,%08lx)\n", hpsxa, uPageID, lpfnReplaceWith, lParam);
1802
1803     if (psxa)
1804     {
1805         ZeroMemory(&Call, sizeof(Call));
1806         Call.lpfnAddReplaceWith = lpfnReplaceWith;
1807         Call.lParam = lParam;
1808
1809         /* Call the ReplacePage method of all registered IShellPropSheetExt interfaces.
1810            Each shell extension is only allowed to call the callback once during the callback. */
1811         for (i = 0; i != psxa->uiCount; i++)
1812         {
1813             Call.bCalled = FALSE;
1814             psxa->pspsx[i]->lpVtbl->ReplacePage(psxa->pspsx[i], uPageID, PsxaCall, (LPARAM)&Call);
1815         }
1816
1817         return Call.uiCount;
1818     }
1819
1820     return 0;
1821 }
1822
1823 /*************************************************************************
1824  *      SHDestroyPropSheetExtArray      [SHELL32.169]
1825  */
1826 void WINAPI SHDestroyPropSheetExtArray(HPSXA hpsxa)
1827 {
1828     UINT i;
1829     PPSXA psxa = (PPSXA)hpsxa;
1830
1831     TRACE("(%p)\n", hpsxa);
1832
1833     if (psxa)
1834     {
1835         for (i = 0; i != psxa->uiCount; i++)
1836         {
1837             psxa->pspsx[i]->lpVtbl->Release(psxa->pspsx[i]);
1838         }
1839
1840         LocalFree(psxa);
1841     }
1842 }
1843
1844 /*************************************************************************
1845  *      CIDLData_CreateFromIDArray      [SHELL32.83]
1846  *
1847  *  Create IDataObject from PIDLs??
1848  */
1849 HRESULT WINAPI CIDLData_CreateFromIDArray(
1850         LPCITEMIDLIST pidlFolder,
1851         UINT cpidlFiles,
1852         LPCITEMIDLIST *lppidlFiles,
1853         IDataObject **ppdataObject)
1854 {
1855     UINT i;
1856     HWND hwnd = 0;   /*FIXME: who should be hwnd of owner? set to desktop */
1857
1858     TRACE("(%p, %d, %p, %p)\n", pidlFolder, cpidlFiles, lppidlFiles, ppdataObject);
1859     if (TRACE_ON(pidl))
1860     {
1861         pdump (pidlFolder);
1862         for (i=0; i<cpidlFiles; i++) pdump (lppidlFiles[i]);
1863     }
1864     *ppdataObject = IDataObject_Constructor( hwnd, pidlFolder,
1865                                              lppidlFiles, cpidlFiles);
1866     if (*ppdataObject) return S_OK;
1867     return E_OUTOFMEMORY;
1868 }
1869
1870 /*************************************************************************
1871  * SHCreateStdEnumFmtEtc                        [SHELL32.74]
1872  *
1873  * NOTES
1874  *
1875  */
1876 HRESULT WINAPI SHCreateStdEnumFmtEtc(
1877         UINT cFormats,
1878         const FORMATETC *lpFormats,
1879         LPENUMFORMATETC *ppenumFormatetc)
1880 {
1881         IEnumFORMATETC *pef;
1882         HRESULT hRes;
1883         TRACE("cf=%d fe=%p pef=%p\n", cFormats, lpFormats, ppenumFormatetc);
1884
1885         pef = IEnumFORMATETC_Constructor(cFormats, lpFormats);
1886         if (!pef)
1887           return E_OUTOFMEMORY;
1888
1889         IEnumFORMATETC_AddRef(pef);
1890         hRes = IEnumFORMATETC_QueryInterface(pef, &IID_IEnumFORMATETC, (LPVOID*)ppenumFormatetc);
1891         IEnumFORMATETC_Release(pef);
1892
1893         return hRes;
1894 }
1895
1896
1897 /*************************************************************************
1898  *              SHCreateShellFolderView (SHELL32.256)
1899  */
1900 HRESULT WINAPI SHCreateShellFolderView(const SFV_CREATE *pcsfv, IShellView **ppsv)
1901 {
1902     HRESULT ret = S_OK;
1903
1904     FIXME("SHCreateShellFolderView() stub\n");
1905
1906     if (!pcsfv || sizeof(*pcsfv) != pcsfv->cbSize)
1907         ret = E_INVALIDARG;
1908     else
1909     {
1910         LPVOID lpdata = 0;/*LocalAlloc(LMEM_ZEROINIT, 0x4E4);*/
1911
1912         if (!lpdata)
1913             ret = E_OUTOFMEMORY;
1914         else
1915         {
1916             /* Initialize and return unknown lpdata structure */
1917         }
1918     }
1919
1920     return ret;
1921 }
1922
1923 /*************************************************************************
1924  *              SHFindFiles (SHELL32.90)
1925  */
1926 BOOL WINAPI SHFindFiles( LPCITEMIDLIST pidlFolder, LPCITEMIDLIST pidlSaveFile )
1927 {
1928     FIXME("%p %p\n", pidlFolder, pidlSaveFile );
1929     return FALSE;
1930 }
1931
1932 /*************************************************************************
1933  *              SHUpdateImageW (SHELL32.192)
1934  *
1935  * Notifies the shell that an icon in the system image list has been changed.
1936  *
1937  * PARAMS
1938  *  pszHashItem [I] Path to file that contains the icon.
1939  *  iIndex      [I] Zero-based index of the icon in the file.
1940  *  uFlags      [I] Flags determining the icon attributes. See notes.
1941  *  iImageIndex [I] Index of the icon in the system image list.
1942  *
1943  * RETURNS
1944  *  Nothing
1945  *
1946  * NOTES
1947  *  uFlags can be one or more of the following flags:
1948  *  GIL_NOTFILENAME - pszHashItem is not a file name.
1949  *  GIL_SIMULATEDOC - Create a document icon using the specified icon.
1950  */
1951 void WINAPI SHUpdateImageW(LPCWSTR pszHashItem, int iIndex, UINT uFlags, int iImageIndex)
1952 {
1953     FIXME("%s, %d, 0x%x, %d - stub\n", debugstr_w(pszHashItem), iIndex, uFlags, iImageIndex);
1954 }
1955
1956 /*************************************************************************
1957  *              SHUpdateImageA (SHELL32.191)
1958  *
1959  * See SHUpdateImageW.
1960  */
1961 VOID WINAPI SHUpdateImageA(LPCSTR pszHashItem, INT iIndex, UINT uFlags, INT iImageIndex)
1962 {
1963     FIXME("%s, %d, 0x%x, %d - stub\n", debugstr_a(pszHashItem), iIndex, uFlags, iImageIndex);
1964 }
1965
1966 INT WINAPI SHHandleUpdateImage(LPCITEMIDLIST pidlExtra)
1967 {
1968     FIXME("%p - stub\n", pidlExtra);
1969
1970     return -1;
1971 }
1972
1973 BOOL WINAPI SHObjectProperties(HWND hwnd, DWORD dwType, LPCWSTR szObject, LPCWSTR szPage)
1974 {
1975     FIXME("%p, 0x%08x, %s, %s - stub\n", hwnd, dwType, debugstr_w(szObject), debugstr_w(szPage));
1976
1977     return TRUE;
1978 }
1979
1980 BOOL WINAPI SHGetNewLinkInfoA(LPCSTR pszLinkTo, LPCSTR pszDir, LPSTR pszName, BOOL *pfMustCopy,
1981                               UINT uFlags)
1982 {
1983     WCHAR wszLinkTo[MAX_PATH];
1984     WCHAR wszDir[MAX_PATH];
1985     WCHAR wszName[MAX_PATH];
1986     BOOL res;
1987
1988     MultiByteToWideChar(CP_ACP, 0, pszLinkTo, -1, wszLinkTo, MAX_PATH);
1989     MultiByteToWideChar(CP_ACP, 0, pszDir, -1, wszDir, MAX_PATH);
1990
1991     res = SHGetNewLinkInfoW(wszLinkTo, wszDir, wszName, pfMustCopy, uFlags);
1992
1993     if (res)
1994         WideCharToMultiByte(CP_ACP, 0, wszName, -1, pszName, MAX_PATH, NULL, NULL);
1995
1996     return res;
1997 }
1998
1999 BOOL WINAPI SHGetNewLinkInfoW(LPCWSTR pszLinkTo, LPCWSTR pszDir, LPWSTR pszName, BOOL *pfMustCopy,
2000                               UINT uFlags)
2001 {
2002     const WCHAR *basename;
2003     WCHAR *dst_basename;
2004     int i=2;
2005     static const WCHAR lnkformat[] = {'%','s','.','l','n','k',0};
2006     static const WCHAR lnkformatnum[] = {'%','s',' ','(','%','d',')','.','l','n','k',0};
2007
2008     TRACE("(%s, %s, %p, %p, 0x%08x)\n", debugstr_w(pszLinkTo), debugstr_w(pszDir),
2009           pszName, pfMustCopy, uFlags);
2010
2011     *pfMustCopy = FALSE;
2012
2013     if (uFlags & SHGNLI_PIDL)
2014     {
2015         FIXME("SHGNLI_PIDL flag unsupported\n");
2016         return FALSE;
2017     }
2018
2019     if (uFlags)
2020         FIXME("ignoring flags: 0x%08x\n", uFlags);
2021
2022     /* FIXME: should test if the file is a shortcut or DOS program */
2023     if (GetFileAttributesW(pszLinkTo) == INVALID_FILE_ATTRIBUTES)
2024         return FALSE;
2025
2026     basename = strrchrW(pszLinkTo, '\\');
2027     if (basename)
2028         basename = basename+1;
2029     else
2030         basename = pszLinkTo;
2031
2032     lstrcpynW(pszName, pszDir, MAX_PATH);
2033     if (!PathAddBackslashW(pszName))
2034         return FALSE;
2035
2036     dst_basename = pszName + strlenW(pszName);
2037
2038     snprintfW(dst_basename, pszName + MAX_PATH - dst_basename, lnkformat, basename);
2039
2040     while (GetFileAttributesW(pszName) != INVALID_FILE_ATTRIBUTES)
2041     {
2042         snprintfW(dst_basename, pszName + MAX_PATH - dst_basename, lnkformatnum, basename, i);
2043         i++;
2044     }
2045
2046     return TRUE;
2047 }
2048
2049 /*************************************************************************
2050  *              SHStartNetConnectionDialog (SHELL32.@)
2051  */
2052 HRESULT WINAPI SHStartNetConnectionDialog(HWND hwnd, LPCSTR pszRemoteName, DWORD dwType)
2053 {
2054     FIXME("%p, %s, 0x%08x - stub\n", hwnd, debugstr_a(pszRemoteName), dwType);
2055
2056     return S_OK;
2057 }
2058 /*************************************************************************
2059  *              SHEmptyRecycleBinA (SHELL32.@)
2060  */
2061 HRESULT WINAPI SHEmptyRecycleBinA(HWND hwnd, LPCSTR pszRootPath, DWORD dwFlags)
2062 {
2063     LPWSTR szRootPathW = NULL;
2064     int len;
2065     HRESULT hr;
2066
2067     TRACE("%p, %s, 0x%08x\n", hwnd, debugstr_a(pszRootPath), dwFlags);
2068
2069     if (pszRootPath)
2070     {
2071         len = MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, NULL, 0);
2072         if (len == 0)
2073             return HRESULT_FROM_WIN32(GetLastError());
2074         szRootPathW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2075         if (!szRootPathW)
2076             return E_OUTOFMEMORY;
2077         if (MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, szRootPathW, len) == 0)
2078         {
2079             HeapFree(GetProcessHeap(), 0, szRootPathW);
2080             return HRESULT_FROM_WIN32(GetLastError());
2081         }
2082     }
2083
2084     hr = SHEmptyRecycleBinW(hwnd, szRootPathW, dwFlags);
2085     HeapFree(GetProcessHeap(), 0, szRootPathW);
2086
2087     return hr;
2088 }
2089
2090 HRESULT WINAPI SHEmptyRecycleBinW(HWND hwnd, LPCWSTR pszRootPath, DWORD dwFlags)
2091 {
2092         WCHAR szPath[MAX_PATH] = {0};
2093     DWORD dwSize, dwType;
2094     LONG ret;
2095
2096     TRACE("%p, %s, 0x%08x\n", hwnd, debugstr_w(pszRootPath), dwFlags);
2097
2098     if (!(dwFlags & SHERB_NOCONFIRMATION))
2099     {
2100         /* FIXME
2101          * enumerate available files
2102          * show confirmation dialog
2103          */
2104         FIXME("show confirmation dialog\n");
2105     }
2106
2107     if (dwFlags & SHERB_NOPROGRESSUI)
2108     {
2109         ret = EmptyRecycleBinW(pszRootPath);
2110     }
2111     else
2112     {
2113        /* FIXME
2114         * show a progress dialog
2115         */
2116         ret = EmptyRecycleBinW(pszRootPath);
2117     }
2118
2119     if (!ret)
2120         return HRESULT_FROM_WIN32(GetLastError());
2121
2122     if (!(dwFlags & SHERB_NOSOUND))
2123     {
2124         dwSize = sizeof(szPath);
2125         ret = RegGetValueW(HKEY_CURRENT_USER,
2126                            L"AppEvents\\Schemes\\Apps\\Explorer\\EmptyRecycleBin\\.Current",
2127                            NULL,
2128                            RRF_RT_REG_EXPAND_SZ,
2129                            &dwType,
2130                            (PVOID)szPath,
2131                            &dwSize);
2132         if (ret != ERROR_SUCCESS)
2133             return S_OK;
2134
2135         if (dwType != REG_EXPAND_SZ) /* type dismatch */
2136             return S_OK;
2137
2138         szPath[(sizeof(szPath)/sizeof(WCHAR))-1] = L'\0';
2139         PlaySoundW(szPath, NULL, SND_FILENAME);
2140     }
2141     return S_OK;
2142 }
2143
2144 HRESULT WINAPI SHQueryRecycleBinA(LPCSTR pszRootPath, LPSHQUERYRBINFO pSHQueryRBInfo)
2145 {
2146     LPWSTR szRootPathW = NULL;
2147     int len;
2148     HRESULT hr;
2149
2150     TRACE("%s, %p\n", debugstr_a(pszRootPath), pSHQueryRBInfo);
2151
2152     if (pszRootPath)
2153     {
2154         len = MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, NULL, 0);
2155         if (len == 0)
2156             return HRESULT_FROM_WIN32(GetLastError());
2157         szRootPathW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
2158         if (!szRootPathW)
2159             return E_OUTOFMEMORY;
2160         if (MultiByteToWideChar(CP_ACP, 0, pszRootPath, -1, szRootPathW, len) == 0)
2161         {
2162             HeapFree(GetProcessHeap(), 0, szRootPathW);
2163             return HRESULT_FROM_WIN32(GetLastError());
2164         }
2165     }
2166
2167     hr = SHQueryRecycleBinW(szRootPathW, pSHQueryRBInfo);
2168     HeapFree(GetProcessHeap(), 0, szRootPathW);
2169
2170     return hr;
2171 }
2172
2173 HRESULT WINAPI SHQueryRecycleBinW(LPCWSTR pszRootPath, LPSHQUERYRBINFO pSHQueryRBInfo)
2174 {
2175     FIXME("%s, %p - stub\n", debugstr_w(pszRootPath), pSHQueryRBInfo);
2176
2177     if (!(pszRootPath) || (pszRootPath[0] == 0) ||
2178         !(pSHQueryRBInfo) || (pSHQueryRBInfo->cbSize < sizeof(SHQUERYRBINFO)))
2179     {
2180         return E_INVALIDARG;
2181     }
2182
2183     pSHQueryRBInfo->i64Size = 0;
2184     pSHQueryRBInfo->i64NumItems = 0;
2185
2186     return S_OK;
2187 }
2188
2189 /*************************************************************************
2190  *              SHSetLocalizedName (SHELL32.@)
2191  */
2192 HRESULT WINAPI SHSetLocalizedName(LPCWSTR pszPath, LPCWSTR pszResModule, int idsRes)
2193 {
2194     FIXME("%p, %s, %d - stub\n", pszPath, debugstr_w(pszResModule), idsRes);
2195
2196     return S_OK;
2197 }
2198
2199 /*************************************************************************
2200  *              LinkWindow_RegisterClass (SHELL32.258)
2201  */
2202 BOOL WINAPI LinkWindow_RegisterClass(void)
2203 {
2204     FIXME("()\n");
2205     return TRUE;
2206 }
2207
2208 /*************************************************************************
2209  *              LinkWindow_UnregisterClass (SHELL32.259)
2210  */
2211 BOOL WINAPI LinkWindow_UnregisterClass(void)
2212 {
2213     FIXME("()\n");
2214     return TRUE;
2215
2216 }
2217
2218 /*************************************************************************
2219  *              SHFlushSFCache (SHELL32.526)
2220  *
2221  * Notifies the shell that a user-specified special folder location has changed.
2222  *
2223  * NOTES
2224  *   In Wine, the shell folder registry values are not cached, so this function
2225  *   has no effect.
2226  */
2227 void WINAPI SHFlushSFCache(void)
2228 {
2229 }
2230
2231 HRESULT WINAPI SHGetImageList(int iImageList, REFIID riid, void **ppv)
2232 {
2233     FIXME("STUB: %i %s\n",iImageList,debugstr_guid(riid));
2234     return E_NOINTERFACE;
2235 }
2236
2237 /*************************************************************************
2238  *    SHParseDisplayName        [shell version 6.0]
2239  */
2240 HRESULT WINAPI SHParseDisplayName(LPCWSTR pszName, IBindCtx *pbc,
2241 LPITEMIDLIST *ppidl, SFGAOF sfgaoIn, SFGAOF *psfgaoOut)
2242 {
2243     IShellFolder    * psfDesktop;
2244     HRESULT         hr=E_FAIL;
2245     ULONG           dwAttr=sfgaoIn;
2246
2247     if(!ppidl)
2248         return E_INVALIDARG;
2249
2250     if (!pszName || !psfgaoOut)
2251     {
2252         *ppidl = NULL;
2253         return E_INVALIDARG;
2254     }
2255
2256     hr = SHGetDesktopFolder(&psfDesktop);
2257     if (FAILED(hr))
2258     {
2259         *ppidl = NULL;
2260         return hr;
2261     }
2262
2263     hr = IShellFolder_ParseDisplayName(psfDesktop, (HWND)NULL, pbc, (LPOLESTR)pszName, (ULONG *)NULL, ppidl, &dwAttr);
2264
2265     IShellFolder_Release(psfDesktop);
2266
2267     if (SUCCEEDED(hr))
2268         *psfgaoOut = dwAttr;
2269     else
2270         *ppidl = NULL;
2271
2272     return hr;
2273 }