reactos/lib/shell32/shlexec.c

   1 /*
   2  *                              Shell Library Functions
   3  *
   4  * Copyright 1998 Marcus Meissner
   5  * Copyright 2002 Eric Pouech
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include <stdarg.h>
  28 #include <stdio.h>
  29 #ifdef HAVE_UNISTD_H
  30 # include <unistd.h>
  31 #endif
  32 #include <ctype.h>
  33 #include <assert.h>
  34
  35 #include "windef.h"
  36 #include "winbase.h"
  37 #include "winerror.h"
  38 #include "winreg.h"
  39 #include "wownt32.h"
  40 #include "shellapi.h"
  41 #include "wingdi.h"
  42 #include "winuser.h"
  43 #include "shlobj.h"
  44 #include "shlwapi.h"
  45 #include "ddeml.h"
  46
  47 #include "wine/winbase16.h"
  48 #include "shell32_main.h"
  49 #include "undocshell.h"
  50 #include "pidl.h"
  51
  52 #include "wine/debug.h"
  53
  54 WINE_DEFAULT_DEBUG_CHANNEL(exec);
  55
  56 static const WCHAR wszOpen[] = {'o','p','e','n',0};
  57 static const WCHAR wszExe[] = {'.','e','x','e',0};
  58 static const WCHAR wszILPtr[] = {':','%','p',0};
  59 static const WCHAR wszShell[] = {'\\','s','h','e','l','l','\\',0};
  60 static const WCHAR wszFolder[] = {'F','o','l','d','e','r',0};
  61 static const WCHAR wszEmpty[] = {0};
  62
  63
  64 /***********************************************************************
  65  *      SHELL_ArgifyW [Internal]
  66  *
  67  * this function is supposed to expand the escape sequences found in the registry
  68  * some diving reported that the following were used:
  69  * + %1, %2...  seem to report to parameter of index N in ShellExecute pmts
  70  *      %1 file
  71  *      %2 printer
  72  *      %3 driver
  73  *      %4 port
  74  * %I address of a global item ID (explorer switch /idlist)
  75  * %L seems to be %1 as long filename followed by the 8+3 variation
  76  * %S ???
  77  * %* all following parameters (see batfile)
  78  *
  79  * FIXME: use 'len'
  80  */
  81 static BOOL SHELL_ArgifyW(WCHAR* out, int len, const WCHAR* fmt, const WCHAR* lpFile, LPITEMIDLIST pidl, LPCWSTR args)
  82 {
  83     WCHAR   xlpFile[1024];
  84     BOOL    done = FALSE;
  85     LPVOID  pv;
  86     PWSTR   res = out;
  87     PCWSTR  cmd;
  88
  89     while (*fmt)
  90     {
  91         if (*fmt == '%')
  92         {
  93             switch (*++fmt)
  94             {
  95               case '\0':
  96               case '%':
  97                 *res++ = '%';
  98                 break;
  99
 100               case '2':
 101               case '3':
 102               case '4':
 103               case '5':
 104               case '6':
 105               case '7':
 106               case '8':
 107               case '9':
 108               case '0':
 109               case '*':
 110                 if (args)
 111                 {
 112                     if (*fmt == '*')
 113                     {
 114                         *res++ = '"';
 115                         while(*args)
 116                             *res++ = *args++;
 117                         *res++ = '"';
 118                     }
 119                     else
 120                     {
 121                         while(*args && !isspace(*args))
 122                             *res++ = *args++;
 123
 124                         while(isspace(*args))
 125                             ++args;
 126                     }
 127                 }
 128                 else
 129                 {
 130               case '1':
 131                     if (!done || (*fmt == '1'))
 132                     {
 133                         /*FIXME Is the call to SearchPathW() really needed? We already have separated out the parameter string in args. */
 134                         if (SearchPathW(NULL, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
 135                             cmd = xlpFile;
 136                         else
 137                             cmd = lpFile;
 138
 139                         /* Add double quotation marks unless we already have them (e.g.: "%1" %* for exefile) */
 140                         if (res != out && *(res - 1) == '"')
 141                         {
 142                             strcpyW(res, cmd);
 143                             res += strlenW(cmd);
 144                         }
 145                         else
 146                         {
 147                             strcpyW(res, cmd);
 148                             res += strlenW(cmd);
 149                         }
 150                     }
 151                 }
 152                 break;
 153
 154               /*
 155                * IE uses this alot for activating things such as windows media
 156                * player. This is not verified to be fully correct but it appears
 157                * to work just fine.
 158                */
 159               case 'l':
 160               case 'L':
 161                 if (lpFile) {
 162                     strcpyW(res, lpFile);
 163                     res += strlenW(lpFile);
 164                 }
 165                 break;
 166
 167               case 'i':
 168               case 'I':
 169                 if (pidl) {
 170                     HGLOBAL hmem = SHAllocShared(pidl, ILGetSize(pidl), 0);
 171                     pv = SHLockShared(hmem, 0);
 172                     res += sprintfW(res, wszILPtr, pv);
 173                     SHUnlockShared(pv);
 174                 }
 175                 break;
 176
 177             default: FIXME("Unknown escape sequence %%%c\n", *fmt);
 178             }
 179
 180             fmt++;
 181             done = TRUE;
 182         }
 183         else
 184             *res++ = *fmt++;
 185     }
 186
 187     *res = '\0';
 188
 189     return done;
 190 }
 191
 192 HRESULT SHELL_GetPathFromIDListForExecuteA(LPCITEMIDLIST pidl, LPSTR pszPath, UINT uOutSize)
 193 {
 194     STRRET strret;
 195     IShellFolder* desktop;
 196
 197     HRESULT hr = SHGetDesktopFolder(&desktop);
 198
 199     if (SUCCEEDED(hr)) {
 200         hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret);
 201
 202         if (SUCCEEDED(hr))
 203             StrRetToStrNA(pszPath, uOutSize, &strret, pidl);
 204
 205         IShellFolder_Release(desktop);
 206     }
 207
 208     return hr;
 209 }
 210
 211 HRESULT SHELL_GetPathFromIDListForExecuteW(LPCITEMIDLIST pidl, LPWSTR pszPath, UINT uOutSize)
 212 {
 213     STRRET strret;
 214     IShellFolder* desktop;
 215
 216     HRESULT hr = SHGetDesktopFolder(&desktop);
 217
 218     if (SUCCEEDED(hr)) {
 219         hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret);
 220
 221         if (SUCCEEDED(hr))
 222             StrRetToStrNW(pszPath, uOutSize, &strret, pidl);
 223
 224         IShellFolder_Release(desktop);
 225     }
 226
 227     return hr;
 228 }
 229
 230 /*************************************************************************
 231  *      SHELL_ResolveShortCutW [Internal]
 232  *      read shortcut file at 'wcmd' and fill psei with its content
 233  */
 234 static HRESULT SHELL_ResolveShortCutW(LPWSTR wcmd, LPWSTR wargs, LPWSTR wdir, HWND hwnd, LPCWSTR lpVerb, int* pshowcmd, LPITEMIDLIST* ppidl)
 235 {
 236     IShellFolder* psf;
 237
 238     HRESULT hr = SHGetDesktopFolder(&psf);
 239
 240     *ppidl = NULL;
 241
 242     if (SUCCEEDED(hr)) {
 243         LPITEMIDLIST pidl;
 244         ULONG l;
 245
 246         hr = IShellFolder_ParseDisplayName(psf, 0, 0, wcmd, &l, &pidl, 0);
 247
 248         if (SUCCEEDED(hr)) {
 249             IShellLinkW* psl;
 250
 251             hr = IShellFolder_GetUIObjectOf(psf, NULL, 1, (LPCITEMIDLIST*)&pidl, &IID_IShellLinkW, NULL, (LPVOID*)&psl);
 252
 253             if (SUCCEEDED(hr)) {
 254                 hr = IShellLinkW_Resolve(psl, hwnd, 0);
 255
 256                 if (SUCCEEDED(hr)) {
 257                     hr = IShellLinkW_GetPath(psl, wcmd, MAX_PATH, NULL, SLGP_UNCPRIORITY);
 258
 259                     if (SUCCEEDED(hr)) {
 260                         if (!*wcmd) {
 261                             /* We could not translate the PIDL in the shell link into a valid file system path - so return the PIDL instead. */
 262                             hr = IShellLinkW_GetIDList(psl, ppidl);
 263
 264                             if (SUCCEEDED(hr) && *ppidl) {
 265                                 /* We got a PIDL instead of a file system path - try to translate it. */
 266                                 if (SUCCEEDED(SHELL_GetPathFromIDListW(*ppidl, wcmd, MAX_PATH))) {
 267                                     SHFree(*ppidl);
 268                                     *ppidl = NULL;
 269                                 }
 270                             }
 271                         }
 272
 273                         if (SUCCEEDED(hr)) {
 274                             /* get command line arguments, working directory and display mode if available */
 275                             IShellLinkW_GetWorkingDirectory(psl, wdir, MAX_PATH);
 276                             IShellLinkW_GetArguments(psl, wargs, MAX_PATH);
 277                             IShellLinkW_GetShowCmd(psl, pshowcmd);
 278                         }
 279                     }
 280                 }
 281
 282                 IShellLinkW_Release(psl);
 283             }
 284
 285             SHFree(pidl);
 286         }
 287
 288         IShellFolder_Release(psf);
 289     }
 290
 291     return hr;
 292 }
 293
 294 /*************************************************************************
 295  *      SHELL_ExecuteW [Internal]
 296  *
 297  */
 298 static UINT SHELL_ExecuteW(const WCHAR *lpCmd, void *env, BOOL shWait,
 299                             LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
 300 {
 301     STARTUPINFOW  startup;
 302     PROCESS_INFORMATION info;
 303     UINT retval = 31;
 304
 305     TRACE("Execute %s from directory %s\n", debugstr_w(lpCmd), debugstr_w(psei->lpDirectory));
 306
 307     ZeroMemory(&startup, sizeof(startup));
 308     startup.cb = sizeof(STARTUPINFOW);
 309     startup.dwFlags = STARTF_USESHOWWINDOW;
 310     startup.wShowWindow = psei->nShow;
 311
 312     if (CreateProcessW(NULL, (LPWSTR)lpCmd, NULL, NULL, FALSE, 0,
 313                        env, *psei->lpDirectory? psei->lpDirectory: NULL, &startup, &info))
 314     {
 315         /* Give 30 seconds to the app to come up, if desired. Probably only needed
 316            when starting app immediately before making a DDE connection. */
 317         if (shWait)
 318             if (WaitForInputIdle( info.hProcess, 30000 ) == -1)
 319                 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
 320         retval = 33;
 321
 322         if (psei->fMask & SEE_MASK_NOCLOSEPROCESS)
 323             psei_out->hProcess = info.hProcess;
 324         else
 325             CloseHandle(info.hProcess);
 326
 327         CloseHandle(info.hThread);
 328     }
 329     else if ((retval = GetLastError()) >= 32)
 330     {
 331         FIXME("Strange error set by CreateProcess: %d\n", retval);
 332         retval = ERROR_BAD_FORMAT;
 333     }
 334
 335     psei_out->hInstApp = (HINSTANCE)retval;
 336     return retval;
 337 }
 338
 339
 340 /***********************************************************************
 341  *           SHELL_BuildEnvW    [Internal]
 342  *
 343  * Build the environment for the new process, adding the specified
 344  * path to the PATH variable. Returned pointer must be freed by caller.
 345  */
 346 static void *SHELL_BuildEnvW( const WCHAR *path )
 347 {
 348     static const WCHAR wPath[] = {'P','A','T','H','=',0};
 349     WCHAR *strings, *new_env;
 350     WCHAR *p, *p2;
 351     int total = strlenW(path) + 1;
 352     BOOL got_path = FALSE;
 353
 354     if (!(strings = GetEnvironmentStringsW())) return NULL;
 355     p = strings;
 356     while (*p)
 357     {
 358         int len = strlenW(p) + 1;
 359         if (!strncmpiW( p, wPath, 5 )) got_path = TRUE;
 360         total += len;
 361         p += len;
 362     }
 363     if (!got_path) total += 5;  /* we need to create PATH */
 364     total++;  /* terminating null */
 365
 366     if (!(new_env = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) )))
 367     {
 368         FreeEnvironmentStringsW( strings );
 369         return NULL;
 370     }
 371     p = strings;
 372     p2 = new_env;
 373     while (*p)
 374     {
 375         int len = strlenW(p) + 1;
 376         memcpy( p2, p, len * sizeof(WCHAR) );
 377         if (!strncmpiW( p, wPath, 5 ))
 378         {
 379             p2[len - 1] = ';';
 380             strcpyW( p2 + len, path );
 381             p2 += strlenW(path) + 1;
 382         }
 383         p += len;
 384         p2 += len;
 385     }
 386     if (!got_path)
 387     {
 388         strcpyW( p2, wPath );
 389         strcatW( p2, path );
 390         p2 += strlenW(p2) + 1;
 391     }
 392     *p2 = 0;
 393     FreeEnvironmentStringsW( strings );
 394     return new_env;
 395 }
 396
 397
 398 /***********************************************************************
 399  *           SHELL_TryAppPathW  [Internal]
 400  *
 401  * Helper function for SHELL_FindExecutable
 402  * @param lpResult - pointer to a buffer of size MAX_PATH
 403  * On entry: szName is a filename (probably without path separators).
 404  * On exit: if szName found in "App Path", place full path in lpResult, and return true
 405  */
 406 static BOOL SHELL_TryAppPathW(LPCWSTR szName, LPWSTR lpResult, void** env)
 407 {
 408     static const WCHAR wszKeyAppPaths[] = {'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s',
 409         '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','A','p','p',' ','P','a','t','h','s','\\',0};
 410     static const WCHAR wPath[] = {'P','a','t','h',0};
 411
 412     HKEY hkApp = 0;
 413     WCHAR buffer[1024];
 414     LONG len;
 415     LONG res;
 416     BOOL found = FALSE;
 417
 418     if (env) *env = NULL;
 419     strcpyW(buffer, wszKeyAppPaths);
 420     strcatW(buffer, szName);
 421     res = RegOpenKeyExW(HKEY_LOCAL_MACHINE, buffer, 0, KEY_READ, &hkApp);
 422     if (res) goto end;
 423
 424     len = MAX_PATH*sizeof(WCHAR);
 425     res = RegQueryValueW(hkApp, NULL, lpResult, &len);
 426     if (res) goto end;
 427     found = TRUE;
 428
 429     if (env)
 430     {
 431         DWORD count = sizeof(buffer);
 432         if (!RegQueryValueExW(hkApp, wPath, NULL, NULL, (LPBYTE)buffer, &count) && buffer[0])
 433             *env = SHELL_BuildEnvW( buffer );
 434     }
 435
 436 end:
 437     if (hkApp) RegCloseKey(hkApp);
 438     return found;
 439 }
 440
 441 static UINT SHELL_FindExecutableByOperation(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation, LPWSTR key, LPWSTR filetype, LPWSTR command)
 442 {
 443     static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0};
 444
 445     LONG commandlen = 256*sizeof(WCHAR);  /* This is the most DOS can handle :) */
 446
 447     /* Looking for ...buffer\shell\<verb>\command */
 448     strcatW(filetype, wszShell);
 449     strcatW(filetype, lpOperation);
 450     strcatW(filetype, wCommand);
 451
 452     if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, command, &commandlen) == ERROR_SUCCESS)
 453     {
 454         commandlen /= sizeof(WCHAR);
 455         if (key) strcpyW(key, filetype);
 456 #if 0
 457         LPSTR tmp;
 458         char param[256];
 459         LONG paramlen = 256;
 460
 461         /* FIXME: it seems all Windows version don't behave the same here.
 462          * the doc states that this ddeexec information can be found after
 463          * the exec names.
 464          * on Win98, it doesn't appear, but I think it does on Win2k
 465          */
 466         /* Get the parameters needed by the application
 467            from the associated ddeexec key */
 468         tmp = strstr(filetype, "command");
 469         tmp[0] = '\0';
 470         strcat(filetype, "ddeexec");
 471
 472         if (RegQueryValueA(HKEY_CLASSES_ROOT, filetype, param, &paramlen) == ERROR_SUCCESS)
 473         {
 474             strcat(command, " ");
 475             strcat(command, param);
 476             commandlen += paramlen;
 477         }
 478 #endif
 479
 480         command[commandlen] = '\0';
 481
 482         return 33; /* FIXME see SHELL_FindExecutable() */
 483     }
 484
 485     return 31;  /* default - 'No association was found' */
 486 }
 487
 488 /*************************************************************************
 489  *      SHELL_FindExecutable [Internal]
 490  *
 491  * Utility for code sharing between FindExecutable and ShellExecute
 492  * in:
 493  *      lpFile the name of a file
 494  *      lpOperation the operation on it (open)
 495  * out:
 496  *      lpResult a buffer, big enough :-(, to store the command to do the
 497  *              operation on the file
 498  *      key a buffer, big enough, to get the key name to do actually the
 499  *              command (it'll be used afterwards for more information
 500  *              on the operation)
 501  */
 502 UINT SHELL_FindExecutable(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation,
 503                             LPWSTR lpResult, LPWSTR key, void **env, LPITEMIDLIST pidl, LPCWSTR args)
 504 {
 505     static const WCHAR wWindows[] = {'w','i','n','d','o','w','s',0};
 506     static const WCHAR wPrograms[] = {'p','r','o','g','r','a','m','s',0};
 507     static const WCHAR wExtensions[] = {'e','x','e',' ','p','i','f',' ','b','a','t',' ','c','m','d',' ','c','o','m',0};
 508
 509     WCHAR *extension = NULL; /* pointer to file extension */
 510     WCHAR wtmpext[5];        /* local copy to mung as we please */
 511     WCHAR filetype[256];     /* registry name for this filetype */
 512     LONG  filetypelen = 256; /* length of above */
 513     WCHAR command[256];      /* command from registry */
 514     LONG  commandlen = 256;  /* This is the most DOS can handle :) */
 515     WCHAR wBuffer[256];      /* Used to GetProfileString */
 516     UINT  retval = 31;       /* default - 'No association was found' */
 517     WCHAR *tok;              /* token pointer */
 518     WCHAR xlpFile[256];      /* result of SearchPath */
 519     DWORD attribs;           /* file attributes */
 520
 521     TRACE("%s\n", (lpFile != NULL) ? debugstr_w(lpFile) : "-");
 522
 523     lpResult[0] = '\0'; /* Start off with an empty return string */
 524     if (key) *key = '\0';
 525
 526     xlpFile[0] = '\0';
 527
 528     /* trap NULL parameters on entry */
 529     if ((lpFile == NULL) || (lpResult == NULL))
 530     {
 531         WARN("(lpFile=%s,lpResult=%s): NULL parameter\n", debugstr_w(lpFile), debugstr_w(lpResult));
 532         return 2; /* File not found. Close enough, I guess. */
 533     }
 534
 535     if (SHELL_TryAppPathW( lpFile, lpResult, env ))
 536     {
 537         TRACE("found %s via App Paths\n", debugstr_w(lpResult));
 538         return 33;
 539     }
 540
 541     if (SearchPathW(lpPath, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
 542     {
 543         TRACE("SearchPathW returned non-zero\n");
 544         lpFile = xlpFile;
 545         /* Hey, isn't this value ignored?  Why make this call?  Shouldn't we return here?  --dank*/
 546     }
 547
 548     attribs = GetFileAttributesW(lpFile);
 549     if (attribs!=INVALID_FILE_ATTRIBUTES && (attribs&FILE_ATTRIBUTE_DIRECTORY))
 550     {
 551         strcpyW(filetype, wszFolder);
 552         filetypelen = 6;    /* strlen("Folder") */
 553     }
 554     else
 555     {
 556         /* First thing we need is the file's extension */
 557         extension = strrchrW(xlpFile, '.'); /* Assume last "." is the one; */
 558                                            /* File->Run in progman uses */
 559                                            /* .\FILE.EXE :( */
 560         TRACE("xlpFile=%s,extension=%s\n", debugstr_w(xlpFile), debugstr_w(extension));
 561
 562         if ((extension == NULL) || (extension == &xlpFile[strlenW(xlpFile)]))
 563         {
 564             WARN("Returning 31 - No association\n");
 565             return 31; /* no association */
 566         }
 567         /* Make local copy & lowercase it for reg & 'programs=' lookup */
 568         lstrcpynW(wtmpext, extension, 5);
 569         CharLowerW(wtmpext);
 570         TRACE("%s file\n", debugstr_w(wtmpext));
 571
 572         /* Three places to check: */
 573         /* 1. win.ini, [windows], programs (NB no leading '.') */
 574         /* 2. Registry, HKEY_CLASS_ROOT\<filetype>\shell\open\command */
 575         /* 3. win.ini, [extensions], extension (NB no leading '.' */
 576         /* All I know of the order is that registry is checked before */
 577         /* extensions; however, it'd make sense to check the programs */
 578         /* section first, so that's what happens here. */
 579
 580         /* See if it's a program - if GetProfileString fails, we skip this
 581          * section. Actually, if GetProfileString fails, we've probably
 582          * got a lot more to worry about than running a program... */
 583         if (GetProfileStringW(wWindows, wPrograms, wExtensions, wBuffer, sizeof(wBuffer)/sizeof(WCHAR)) > 0)
 584         {
 585             CharLowerW(wBuffer);
 586             tok = wBuffer;
 587             while (*tok)
 588             {
 589                 WCHAR *p = tok;
 590                 while (*p && *p != ' ' && *p != '\t') p++;
 591                 if (*p)
 592                 {
 593                     *p++ = 0;
 594                     while (*p == ' ' || *p == '\t') p++;
 595                 }
 596
 597                 if (strcmpW(tok, &wtmpext[1]) == 0) /* have to skip the leading "." */
 598                 {
 599                     strcpyW(lpResult, xlpFile);
 600                     /* Need to perhaps check that the file has a path
 601                      * attached */
 602                     TRACE("found %s\n", debugstr_w(lpResult));
 603                     return 33;
 604
 605                     /* Greater than 32 to indicate success FIXME According to the
 606                      * docs, I should be returning a handle for the
 607                      * executable. Does this mean I'm supposed to open the
 608                      * executable file or something? More RTFM, I guess... */
 609                 }
 610                 tok = p;
 611             }
 612         }
 613
 614         /* Check registry */
 615         if (RegQueryValueW(HKEY_CLASSES_ROOT, wtmpext, filetype,
 616                             &filetypelen) == ERROR_SUCCESS)
 617         {
 618             filetypelen /= sizeof(WCHAR);
 619             filetype[filetypelen] = '\0';
 620         }
 621     }
 622
 623     if (*filetype)
 624     {
 625         if (lpOperation)
 626         {
 627             /* pass the operation string to SHELL_FindExecutableByOperation() */
 628             filetype[filetypelen] = '\0';
 629             retval = SHELL_FindExecutableByOperation(lpPath, lpFile, lpOperation, key, filetype, command);
 630         }
 631         else
 632         {
 633             WCHAR operation[MAX_PATH];
 634             HKEY hkey;
 635
 636             /* Looking for ...buffer\shell\lpOperation\command */
 637             strcatW(filetype, wszShell);
 638
 639             /* enumerate the operation subkeys in the registry and search for one with an associated command */
 640             if (RegOpenKeyW(HKEY_CLASSES_ROOT, filetype, &hkey) == ERROR_SUCCESS)
 641             {
 642                 int idx = 0;
 643                 for(;; ++idx)
 644                 {
 645                     if (RegEnumKeyW(hkey, idx, operation, MAX_PATH) != ERROR_SUCCESS)
 646                         break;
 647
 648                     filetype[filetypelen] = '\0';
 649                     retval = SHELL_FindExecutableByOperation(lpPath, lpFile, operation, key, filetype, command);
 650
 651                     if (retval > 32)
 652                         break;
 653                 }
 654
 655                 RegCloseKey(hkey);
 656             }
 657         }
 658
 659         if (retval > 32)
 660         {
 661             SHELL_ArgifyW(lpResult, MAX_PATH, command, xlpFile, pidl, args);
 662
 663             /* Remove double quotation marks and command line arguments */
 664             if (*lpResult == '"')
 665             {
 666                 WCHAR *p = lpResult;
 667                 while (*(p + 1) != '"')
 668                 {
 669                     *p = *(p + 1);
 670                     p++;
 671                 }
 672                 *p = '\0';
 673             }
 674         }
 675     }
 676     else if (extension) /* Check win.ini */
 677     {
 678         static const WCHAR wExtensions[] = {'e','x','t','e','n','s','i','o','n','s',0};
 679
 680         /* Toss the leading dot */
 681         extension++;
 682         if (GetProfileStringW(wExtensions, extension, wszEmpty, command, sizeof(command)/sizeof(WCHAR)) > 0)
 683         {
 684             if (strlenW(command) != 0)
 685             {
 686                 strcpyW(lpResult, command);
 687                 tok = strchrW(lpResult, '^'); /* should be ^.extension? */
 688
 689                 if (tok != NULL)
 690                 {
 691                     tok[0] = '\0';
 692                     strcatW(lpResult, xlpFile); /* what if no dir in xlpFile? */
 693                     tok = strchrW(command, '^'); /* see above */
 694                     if ((tok != NULL) && (strlenW(tok)>5))
 695                     {
 696                         strcatW(lpResult, &tok[5]);
 697                     }
 698                 }
 699
 700                 retval = 33; /* FIXME - see above */
 701             }
 702         }
 703     }
 704
 705     TRACE("returning %s\n", debugstr_w(lpResult));
 706     return retval;
 707 }
 708
 709 /******************************************************************
 710  *              dde_cb
 711  *
 712  * callback for the DDE connection. not really usefull
 713  */
 714 static HDDEDATA CALLBACK dde_cb(UINT uType, UINT uFmt, HCONV hConv,
 715                                 HSZ hsz1, HSZ hsz2,
 716                                 HDDEDATA hData, DWORD dwData1, DWORD dwData2)
 717 {
 718     return NULL;
 719 }
 720
 721 /******************************************************************
 722  *              dde_connect
 723  *
 724  * ShellExecute helper. Used to do an operation with a DDE connection
 725  *
 726  * Handles both the direct connection (try #1), and if it fails,
 727  * launching an application and trying (#2) to connect to it
 728  *
 729  */
 730 static unsigned dde_connect(WCHAR * key, WCHAR* start, WCHAR* ddeexec,
 731                             const WCHAR* lpFile, void *env,
 732                             LPCWSTR szCommandline, LPITEMIDLIST pidl, SHELL_ExecuteW32 execfunc,
 733                             LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
 734 {
 735     static const WCHAR wApplication[] = {'\\','a','p','p','l','i','c','a','t','i','o','n',0};
 736     static const WCHAR wTopic[] = {'\\','t','o','p','i','c',0};
 737
 738     WCHAR*      endkey = key + strlenW(key);
 739     WCHAR       app[256], topic[256], ifexec[256];
 740     WCHAR       res[1024];
 741     LONG        applen, topiclen, ifexeclen;
 742     WCHAR *     exec;
 743     DWORD       ddeInst = 0;
 744     DWORD       tid;
 745     HSZ         hszApp, hszTopic;
 746     HCONV       hConv;
 747     unsigned    ret = 31;
 748
 749     strcpyW(endkey, wApplication);
 750     applen = sizeof(app);   /* buffer length for RegQueryValueW() is in bytes! */
 751     if (RegQueryValueW(HKEY_CLASSES_ROOT, key, app, &applen) != ERROR_SUCCESS)
 752     {
 753         FIXME("default app name NIY %s\n", debugstr_w(key));
 754         return 2;
 755     }
 756
 757     strcpyW(endkey, wTopic);
 758     topiclen = sizeof(topic);
 759     if (RegQueryValueW(HKEY_CLASSES_ROOT, key, topic, &topiclen) != ERROR_SUCCESS)
 760     {
 761         static const WCHAR wSystem[] = {'S','y','s','t','e','m',0};
 762         strcpyW(topic, wSystem);
 763     }
 764
 765     if (DdeInitializeW(&ddeInst, dde_cb, APPCMD_CLIENTONLY, 0L) != DMLERR_NO_ERROR)
 766     {
 767         return 2;
 768     }
 769
 770     hszApp = DdeCreateStringHandleW(ddeInst, app, CP_WINANSI);
 771     hszTopic = DdeCreateStringHandleW(ddeInst, topic, CP_WINANSI);
 772
 773     hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
 774     exec = ddeexec;
 775     if (!hConv)
 776     {
 777         static const WCHAR wIfexec[] = {'\\','i','f','e','x','e','c',0};
 778         TRACE("Launching '%s'\n", debugstr_w(start));
 779         ret = execfunc(start, env, TRUE, psei, psei_out);
 780         if (ret < 32)
 781         {
 782             TRACE("Couldn't launch\n");
 783             goto error;
 784         }
 785         hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
 786         if (!hConv)
 787         {
 788             TRACE("Couldn't connect. ret=%d\n", ret);
 789             ret = 30; /* whatever */
 790             goto error;
 791         }
 792         strcpyW(endkey, wIfexec);
 793         ifexeclen = sizeof(ifexec);
 794         if (RegQueryValueW(HKEY_CLASSES_ROOT, key, ifexec, &ifexeclen) == ERROR_SUCCESS)
 795         {
 796             exec = ifexec;
 797         }
 798     }
 799
 800     SHELL_ArgifyW(res, sizeof(res), exec, lpFile, pidl, szCommandline);
 801     TRACE("%s %s => %s\n", debugstr_w(exec), debugstr_w(lpFile), debugstr_w(res));
 802
 803     ret = (DdeClientTransaction((LPBYTE)res, (strlenW(res) + 1) * sizeof(WCHAR), hConv, 0L, 0,
 804                                 XTYP_EXECUTE, 10000, &tid) != DMLERR_NO_ERROR) ? 31 : 33;
 805     DdeDisconnect(hConv);
 806  error:
 807     DdeUninitialize(ddeInst);
 808     return ret;
 809 }
 810
 811 /*************************************************************************
 812  *      execute_from_key [Internal]
 813  */
 814 static UINT execute_from_key(LPWSTR key, LPCWSTR lpFile, void *env, LPCWSTR szCommandline,
 815                              SHELL_ExecuteW32 execfunc,
 816                              LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
 817 {
 818     WCHAR cmd[1024];
 819     LONG cmdlen = sizeof(cmd);
 820     UINT retval = 31;
 821
 822     cmd[0] = '\0';
 823
 824     /* Get the application for the registry */
 825     if (RegQueryValueW(HKEY_CLASSES_ROOT, key, cmd, &cmdlen) == ERROR_SUCCESS)
 826     {
 827         static const WCHAR wCommand[] = {'c','o','m','m','a','n','d',0};
 828         static const WCHAR wDdeexec[] = {'d','d','e','e','x','e','c',0};
 829
 830         LPWSTR tmp;
 831         WCHAR param[256];
 832         LONG paramlen = sizeof(param);
 833
 834         cmdlen /= sizeof(WCHAR);
 835
 836         param[0] = '\0';
 837
 838         /* Get the parameters needed by the application
 839            from the associated ddeexec key */
 840         tmp = strstrW(key, wCommand);
 841         assert(tmp);
 842         strcpyW(tmp, wDdeexec);
 843
 844         if (RegQueryValueW(HKEY_CLASSES_ROOT, key, param, &paramlen) == ERROR_SUCCESS)
 845         {
 846             TRACE("Got ddeexec %s => %s\n", debugstr_w(key), debugstr_w(param));
 847             retval = dde_connect(key, cmd, param, lpFile, env, szCommandline, psei->lpIDList, execfunc, psei, psei_out);
 848         }
 849         else
 850         {
 851             /* Is there a replace() function anywhere? */
 852             cmd[cmdlen] = '\0';
 853             SHELL_ArgifyW(param, sizeof(param)/sizeof(WCHAR), cmd, lpFile, psei->lpIDList, szCommandline);
 854             retval = execfunc(param, env, FALSE, psei, psei_out);
 855         }
 856     }
 857     else TRACE("ooch\n");
 858
 859     return retval;
 860 }
 861
 862 /*************************************************************************
 863  * FindExecutableA                      [SHELL32.@]
 864  */
 865 HINSTANCE WINAPI FindExecutableA(LPCSTR lpFile, LPCSTR lpDirectory, LPSTR lpResult)
 866 {
 867     HINSTANCE retval;
 868     WCHAR *wFile = NULL, *wDirectory = NULL;
 869     WCHAR wResult[MAX_PATH];
 870
 871     if (lpFile) __SHCloneStrAtoW(&wFile, lpFile);
 872     if (lpDirectory) __SHCloneStrAtoW(&wDirectory, lpDirectory);
 873
 874     retval = FindExecutableW(wFile, wDirectory, wResult);
 875     WideCharToMultiByte(CP_ACP, 0, wResult, -1, lpResult, MAX_PATH, NULL, NULL);
 876     if (wFile) SHFree( wFile );
 877     if (wDirectory) SHFree( wDirectory );
 878
 879     TRACE("returning %s\n", lpResult);
 880     return (HINSTANCE)retval;
 881 }
 882
 883 /*************************************************************************
 884  * FindExecutableW                      [SHELL32.@]
 885  */
 886 HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpResult)
 887 {
 888     UINT retval = 31;    /* default - 'No association was found' */
 889     WCHAR old_dir[1024];
 890
 891     TRACE("File %s, Dir %s\n",
 892           (lpFile != NULL ? debugstr_w(lpFile) : "-"), (lpDirectory != NULL ? debugstr_w(lpDirectory) : "-"));
 893
 894     lpResult[0] = '\0'; /* Start off with an empty return string */
 895
 896     /* trap NULL parameters on entry */
 897     if ((lpFile == NULL) || (lpResult == NULL))
 898     {
 899         /* FIXME - should throw a warning, perhaps! */
 900         return (HINSTANCE)2; /* File not found. Close enough, I guess. */
 901     }
 902
 903     if (lpDirectory)
 904     {
 905         GetCurrentDirectoryW(sizeof(old_dir)/sizeof(WCHAR), old_dir);
 906         SetCurrentDirectoryW(lpDirectory);
 907     }
 908
 909     retval = SHELL_FindExecutable(lpDirectory, lpFile, wszOpen, lpResult, NULL, NULL, NULL, NULL);
 910
 911     TRACE("returning %s\n", debugstr_w(lpResult));
 912     if (lpDirectory)
 913         SetCurrentDirectoryW(old_dir);
 914     return (HINSTANCE)retval;
 915 }
 916
 917 /*************************************************************************
 918  *      ShellExecuteExW32 [Internal]
 919  */
 920 BOOL WINAPI ShellExecuteExW32 (LPSHELLEXECUTEINFOW psei, SHELL_ExecuteW32 execfunc)
 921 {
 922     static const WCHAR wQuote[] = {'"',0};
 923     static const WCHAR wSpace[] = {' ',0};
 924     static const WCHAR wWww[] = {'w','w','w',0};
 925     static const WCHAR wFile[] = {'f','i','l','e',0};
 926     static const WCHAR wHttp[] = {'h','t','t','p',':','/','/',0};
 927     static const WCHAR wExtLnk[] = {'.','l','n','k',0};
 928     static const WCHAR wExplorer[] = {'e','x','p','l','o','r','e','r','.','e','x','e',0};
 929
 930     WCHAR wszApplicationName[MAX_PATH+2], wszParameters[MAX_PATH], wfileName[MAX_PATH], wszDir[MAX_PATH];
 931     SHELLEXECUTEINFOW sei_tmp;  /* modifyable copy of SHELLEXECUTEINFO struct */
 932     void *env;
 933     WCHAR wszProtocol[256];
 934     LPCWSTR lpFile;
 935     UINT retval = 31;
 936     WCHAR buffer[1024];
 937     const WCHAR* ext;
 938
 939     memcpy(&sei_tmp, psei, sizeof(sei_tmp));
 940
 941     TRACE("mask=0x%08lx hwnd=%p verb=%s file=%s parm=%s dir=%s show=0x%08x class=%s\n",
 942             sei_tmp.fMask, sei_tmp.hwnd, debugstr_w(sei_tmp.lpVerb),
 943             debugstr_w(sei_tmp.lpFile), debugstr_w(sei_tmp.lpParameters),
 944             debugstr_w(sei_tmp.lpDirectory), sei_tmp.nShow,
 945             (sei_tmp.fMask & SEE_MASK_CLASSNAME) ? debugstr_w(sei_tmp.lpClass) : "not used");
 946
 947     psei->hProcess = NULL;
 948
 949     if (sei_tmp.lpFile)
 950         strcpyW(wszApplicationName, sei_tmp.lpFile);
 951     else
 952         *wszApplicationName = '\0';
 953
 954     if (sei_tmp.lpParameters)
 955         strcpyW(wszParameters, sei_tmp.lpParameters);
 956     else
 957         *wszParameters = '\0';
 958
 959     if (sei_tmp.lpDirectory)
 960         strcpyW(wszDir, sei_tmp.lpDirectory);
 961     else
 962         *wszDir = '\0';
 963
 964     sei_tmp.lpFile = wszApplicationName;
 965     sei_tmp.lpParameters = wszParameters;
 966     sei_tmp.lpDirectory = wszDir;
 967
 968     if (sei_tmp.fMask & (SEE_MASK_ICON | SEE_MASK_HOTKEY |
 969         SEE_MASK_CONNECTNETDRV | SEE_MASK_FLAG_DDEWAIT |
 970         SEE_MASK_DOENVSUBST | SEE_MASK_FLAG_NO_UI | SEE_MASK_UNICODE |
 971         SEE_MASK_NO_CONSOLE | SEE_MASK_ASYNCOK | SEE_MASK_HMONITOR ))
 972     {
 973         FIXME("flags ignored: 0x%08lx\n", sei_tmp.fMask);
 974     }
 975
 976     /* process the IDList */
 977     if (sei_tmp.fMask & SEE_MASK_INVOKEIDLIST) /* 0x0c: includes SEE_MASK_IDLIST */
 978     {
 979         IShellExecuteHookW* pSEH;
 980
 981         HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL);
 982
 983         if (SUCCEEDED(hr))
 984         {
 985             hr = IShellExecuteHookW_Execute(pSEH, psei);
 986
 987             IShellExecuteHookW_Release(pSEH);
 988
 989             if (hr == S_OK)
 990                 return TRUE;
 991         }
 992
 993         /* try to translate PIDL directly into the corresponding file system path */
 994         if (SUCCEEDED(SHELL_GetPathFromIDListW(sei_tmp.lpIDList, wszApplicationName/*sei_tmp.lpFile*/, sizeof(wszApplicationName)/sizeof(WCHAR))))
 995         {
 996             sei_tmp.lpIDList = NULL;
 997             sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST;
 998         }
 999
1000         TRACE("-- idlist=%p (%s)\n", sei_tmp.lpIDList, debugstr_w(wszApplicationName));
1001     }
1002
1003     if (sei_tmp.fMask & (SEE_MASK_CLASSNAME | SEE_MASK_CLASSKEY))
1004     {
1005         /* launch a document by fileclass like 'WordPad.Document.1' */
1006         /* the Commandline contains 'c:\Path\wordpad.exe "%1"' */
1007         /* FIXME: wszParameters should not be of a fixed size. Plus MAX_PATH is way too short! */
1008         if (sei_tmp.fMask & SEE_MASK_CLASSKEY)
1009             HCR_GetExecuteCommandExW(sei_tmp.hkeyClass,
1010                                     sei_tmp.fMask&SEE_MASK_CLASSNAME? sei_tmp.lpClass: NULL,
1011                                     sei_tmp.lpVerb? sei_tmp.lpVerb: wszOpen,
1012                                     wszParameters/*sei_tmp.lpParameters*/, sizeof(wszParameters)/sizeof(WCHAR));
1013         else if (sei_tmp.fMask & SEE_MASK_CLASSNAME)
1014             HCR_GetExecuteCommandW(sei_tmp.lpClass, sei_tmp.lpVerb? sei_tmp.lpVerb: wszOpen,
1015                                     wszParameters/*sei_tmp.lpParameters*/, sizeof(wszParameters)/sizeof(WCHAR));
1016
1017         /* FIXME: get the extension of lpFile, check if it fits to the lpClass */
1018         TRACE("SEE_MASK_CLASSNAME->'%s', doc->'%s'\n", debugstr_w(sei_tmp.lpParameters), debugstr_w(sei_tmp.lpFile));
1019
1020         buffer[0] = '\0';
1021
1022         if (!SHELL_ArgifyW(buffer, sizeof(buffer)/sizeof(WCHAR), sei_tmp.lpParameters, sei_tmp.lpFile, sei_tmp.lpIDList, NULL) && sei_tmp.lpFile[0])
1023         {
1024             strcatW(buffer, wExtLnk);
1025             strcatW(buffer, sei_tmp.lpFile);
1026         }
1027
1028         retval = execfunc(buffer, NULL, FALSE, &sei_tmp, psei);
1029         if (retval > 32)
1030             return TRUE;
1031         else
1032             return FALSE;
1033     }
1034
1035     /* Else, try to execute the filename */
1036     TRACE("execute:'%s','%s'\n", debugstr_w(sei_tmp.lpFile), debugstr_w(sei_tmp.lpParameters));
1037
1038
1039     /* resolve shell shortcuts */
1040     ext = PathFindExtensionW(sei_tmp.lpFile);
1041
1042     if (ext && !_wcsicmp(ext, wExtLnk)) /* or check for: shell_attribs & SFGAO_LINK */
1043     {
1044         HRESULT hr = SHELL_ResolveShortCutW((LPWSTR)sei_tmp.lpFile, (LPWSTR)sei_tmp.lpParameters, (LPWSTR)sei_tmp.lpDirectory,
1045                                             sei_tmp.hwnd, sei_tmp.lpVerb?sei_tmp.lpVerb:wszEmpty, &sei_tmp.nShow, (LPITEMIDLIST*)&sei_tmp.lpIDList);
1046
1047         if (psei->lpIDList)
1048             psei->fMask |= SEE_MASK_IDLIST;
1049
1050         if (SUCCEEDED(hr))
1051         {
1052             /* repeat IDList processing if needed */
1053             if (sei_tmp.fMask & SEE_MASK_IDLIST)
1054             {
1055                 IShellExecuteHookW* pSEH;
1056
1057                 HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL);
1058
1059                 if (SUCCEEDED(hr))
1060                 {
1061                     hr = IShellExecuteHookW_Execute(pSEH, psei);
1062
1063                     IShellExecuteHookW_Release(pSEH);
1064
1065                     if (hr == S_OK)
1066                         return TRUE;
1067                 }
1068
1069                 TRACE("-- idlist=%p (%s)\n", debugstr_w(sei_tmp.lpIDList), debugstr_w(sei_tmp.lpFile));
1070             }
1071         }
1072     }
1073
1074
1075     /* Has the IDList not yet been translated? */
1076     if (sei_tmp.fMask & SEE_MASK_IDLIST)
1077     {
1078         /* last chance to translate IDList: now also allow CLSID paths */
1079         if (SUCCEEDED(SHELL_GetPathFromIDListForExecuteW(sei_tmp.lpIDList, buffer, sizeof(buffer)))) {
1080             if (buffer[0]==':' && buffer[1]==':') {
1081                 /* open shell folder for the specified class GUID */
1082                 strcpyW(wszParameters, buffer);
1083                 strcpyW(wszApplicationName, wExplorer);
1084
1085                 sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST;
1086             } else if (HCR_GetExecuteCommandW(wszFolder, sei_tmp.lpVerb?sei_tmp.lpVerb:wszOpen, buffer, sizeof(buffer))) {
1087                 SHELL_ArgifyW(wszApplicationName, sizeof(wszApplicationName)/sizeof(WCHAR), buffer, NULL, sei_tmp.lpIDList, NULL);
1088
1089                 sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST;
1090             }
1091         }
1092     }
1093
1094
1095     /* expand environment strings */
1096
1097     if (ExpandEnvironmentStringsW(sei_tmp.lpFile, buffer, MAX_PATH))
1098         lstrcpyW(wszApplicationName/*sei_tmp.lpFile*/, buffer);
1099
1100     if (*sei_tmp.lpParameters)
1101         if (ExpandEnvironmentStringsW(sei_tmp.lpParameters, buffer, MAX_PATH))
1102             lstrcpyW(wszParameters/*sei_tmp.lpParameters*/, buffer);
1103
1104     if (*sei_tmp.lpDirectory)
1105         if (ExpandEnvironmentStringsW(sei_tmp.lpDirectory, buffer, MAX_PATH))
1106             lstrcpyW(wszDir/*sei_tmp.lpDirectory*/, buffer);
1107
1108
1109     /* separate out command line arguments from executable file name */
1110     if (!*sei_tmp.lpParameters) {
1111         /* If the executable path is quoted, handle the rest of the command line as parameters. */
1112         if (sei_tmp.lpFile[0] == '"') {
1113             LPWSTR src = wszApplicationName/*sei_tmp.lpFile*/ + 1;
1114             LPWSTR dst = wfileName;
1115             LPWSTR end;
1116
1117             /* copy the unquoted executabe path to 'wfileName' */
1118             while(*src && *src!='"')
1119                 *dst++ = *src++;
1120
1121             *dst = '\0';
1122
1123             if (*src == '"') {
1124                 end = ++src;
1125
1126                 while(isspace(*src))
1127                     ++src;
1128             } else
1129                 end = src;
1130
1131             /* copy the parameter string to 'wszParameters' */
1132             strcpyW(wszParameters, src);
1133
1134             /* terminate previous command string after the quote character */
1135             *end = '\0';
1136         }
1137         else
1138         {
1139             /* If the executable name is not quoted, we have to use this search loop here,
1140                that in CreateProcess() is not sufficient because it does not handle shell links. */
1141             WCHAR buffer[MAX_PATH], xlpFile[MAX_PATH];
1142             LPWSTR space, s;
1143
1144             LPWSTR beg = wszApplicationName/*sei_tmp.lpFile*/;
1145             for(s=beg; (space=strchrW(s, ' ')); s=space+1) {
1146                 int idx = space-sei_tmp.lpFile;
1147                 strncpyW(buffer, sei_tmp.lpFile, idx);
1148                 buffer[idx] = '\0';
1149
1150                 /*FIXME This finds directory paths if the targeted file name contains spaces. */
1151                 if (SearchPathW(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, buffer, wszExe, sizeof(xlpFile), xlpFile, NULL))
1152                 {
1153                     /* separate out command from parameter string */
1154                     LPCWSTR p = space + 1;
1155
1156                     while(isspaceW(*p))
1157                         ++p;
1158
1159                     strcpyW(wszParameters, p);
1160                     *space = '\0';
1161
1162                     break;
1163                 }
1164             }
1165
1166             strcpyW(wfileName, sei_tmp.lpFile);
1167         }
1168     } else
1169         strcpyW(wfileName, sei_tmp.lpFile);
1170
1171     lpFile = wfileName;
1172
1173     if (sei_tmp.lpParameters[0]) {
1174         strcatW(wszApplicationName/*sei_tmp.lpFile*/, wSpace);
1175         strcatW(wszApplicationName/*sei_tmp.lpFile*/, sei_tmp.lpParameters);
1176     }
1177
1178     retval = execfunc(sei_tmp.lpFile, NULL, FALSE, &sei_tmp, psei);
1179     if (retval > 32)
1180     {
1181         /* Now, that we have successfully launched a process, we can free the PIDL.
1182         It may have been used before for %I command line options. */
1183         if (sei_tmp.lpIDList!=psei->lpIDList && sei_tmp.lpIDList)
1184             SHFree(sei_tmp.lpIDList);
1185
1186         TRACE("execfunc: retval=%d psei->hInstApp=%p\n", retval, psei->hInstApp);
1187         return TRUE;
1188     }
1189
1190     /* Else, try to find the executable */
1191     buffer[0] = '\0';
1192     retval = SHELL_FindExecutable(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, lpFile, sei_tmp.lpVerb, buffer, wszProtocol, &env, sei_tmp.lpIDList, sei_tmp.lpParameters);
1193
1194     if (retval > 32)  /* Found */
1195     {
1196         WCHAR wszQuotedCmd[MAX_PATH+2];
1197         /* Must quote to handle case where 'buffer' contains spaces,
1198          * else security hole if malicious user creates executable file "C:\\Program"
1199          *
1200          * FIXME: If we don't have set explicitly command line arguments, we must first
1201          * split executable path from optional command line arguments. Otherwise we would quote
1202          * the complete string with executable path _and_ arguments, which is not what we want.
1203          */
1204         strcpyW(wszQuotedCmd, wQuote);
1205         strcatW(wszQuotedCmd, buffer);
1206         strcatW(wszQuotedCmd, wQuote);
1207
1208         if (*sei_tmp.lpParameters) {
1209             strcatW(wszQuotedCmd, wSpace);
1210             strcatW(wszQuotedCmd, sei_tmp.lpParameters);
1211         }
1212
1213         TRACE("%s/%s => %s/%s\n", debugstr_w(wszApplicationName), debugstr_w(buffer), debugstr_w(wszQuotedCmd), debugstr_w(wszProtocol));
1214
1215         if (*wszProtocol)
1216             retval = execute_from_key(wszProtocol, lpFile, env, sei_tmp.lpParameters, execfunc, &sei_tmp, psei);
1217         else
1218             retval = execfunc(wszQuotedCmd, env, FALSE, &sei_tmp, psei);
1219
1220         if (env) HeapFree( GetProcessHeap(), 0, env );
1221     }
1222     else if (PathIsURLW((LPWSTR)lpFile))    /* File not found, check for URL */
1223     {
1224         static const WCHAR wszShell[] = {'\\','s','h','e','l','l',0};
1225         static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0};
1226         LPWSTR lpstrRes;
1227         INT iSize;
1228
1229         lpstrRes = strchrW(lpFile, ':');
1230         if (lpstrRes)
1231             iSize = lpstrRes - lpFile;
1232         else
1233             iSize = strlenW(lpFile);
1234
1235         TRACE("Got URL: %s\n", debugstr_w(lpFile));
1236         /* Looking for ...protocol\shell\<verb>\command */
1237         strncpyW(wszProtocol, lpFile, iSize);
1238         wszProtocol[iSize] = '\0';
1239         strcatW(wszProtocol, wszShell);
1240         strcatW(wszProtocol, sei_tmp.lpVerb? sei_tmp.lpVerb: wszOpen);    /*FIXME: enumerate registry subkeys - compare with the loop into SHELL_FindExecutable() */
1241         strcatW(wszProtocol, wCommand);
1242
1243         /* Remove File Protocol from lpFile */
1244         /* In the case file://path/file     */
1245         if (!strncmpiW(lpFile, wFile, iSize))
1246         {
1247             lpFile += iSize;
1248             while (*lpFile == ':') lpFile++;
1249         }
1250
1251         retval = execute_from_key(wszProtocol, lpFile, NULL, sei_tmp.lpParameters, execfunc, &sei_tmp, psei);
1252     }
1253     /* Check if file specified is in the form www.??????.*** */
1254     else if (!strncmpiW(lpFile, wWww, 3))
1255     {
1256         /* if so, append lpFile http:// and call ShellExecute */
1257         WCHAR lpstrTmpFile[256];
1258         strcpyW(lpstrTmpFile, wHttp);
1259         strcatW(lpstrTmpFile, lpFile);
1260         retval = (UINT)ShellExecuteW(sei_tmp.hwnd, sei_tmp.lpVerb, lpstrTmpFile, NULL, NULL, 0);
1261     }
1262
1263     /* Now we can free the PIDL. It may have been used before for %I command line options. */
1264     if (sei_tmp.lpIDList!=psei->lpIDList && sei_tmp.lpIDList)
1265         SHFree(sei_tmp.lpIDList);
1266
1267     TRACE("ShellExecuteExW32 retval=%d\n", retval);
1268
1269     if (retval <= 32)
1270     {
1271         psei->hInstApp = (HINSTANCE)retval;
1272         return FALSE;
1273     }
1274
1275     psei->hInstApp = (HINSTANCE)33;
1276     return TRUE;
1277 }
1278
1279 /*************************************************************************
1280  * ShellExecuteA                        [SHELL32.290]
1281  */
1282 HINSTANCE WINAPI ShellExecuteA(HWND hWnd, LPCSTR lpOperation, LPCSTR lpFile,
1283                                LPCSTR lpParameters, LPCSTR lpDirectory, INT iShowCmd)
1284 {
1285     SHELLEXECUTEINFOA sei;
1286     HANDLE hProcess = 0;
1287
1288     TRACE("\n");
1289     sei.cbSize = sizeof(sei);
1290     sei.fMask = 0;
1291     sei.hwnd = hWnd;
1292     sei.lpVerb = lpOperation;
1293     sei.lpFile = lpFile;
1294     sei.lpParameters = lpParameters;
1295     sei.lpDirectory = lpDirectory;
1296     sei.nShow = iShowCmd;
1297     sei.lpIDList = 0;
1298     sei.lpClass = 0;
1299     sei.hkeyClass = 0;
1300     sei.dwHotKey = 0;
1301     sei.hProcess = hProcess;
1302
1303     ShellExecuteExA (&sei);
1304     return sei.hInstApp;
1305 }
1306
1307 /*************************************************************************
1308  * ShellExecuteEx                               [SHELL32.291]
1309  *
1310  */
1311 BOOL WINAPI ShellExecuteExAW (LPVOID sei)
1312 {
1313     if (SHELL_OsIsUnicode())
1314         return ShellExecuteExW32 (sei, SHELL_ExecuteW);
1315     return ShellExecuteExA (sei);
1316 }
1317
1318 /*************************************************************************
1319  * ShellExecuteExA                              [SHELL32.292]
1320  *
1321  */
1322 BOOL WINAPI ShellExecuteExA (LPSHELLEXECUTEINFOA sei)
1323 {
1324     SHELLEXECUTEINFOW seiW;
1325     BOOL ret;
1326     WCHAR *wVerb = NULL, *wFile = NULL, *wParameters = NULL, *wDirectory = NULL, *wClass = NULL;
1327
1328     TRACE("%p\n", sei);
1329
1330     memcpy(&seiW, sei, sizeof(SHELLEXECUTEINFOW));
1331
1332     if (sei->lpVerb)
1333         seiW.lpVerb = __SHCloneStrAtoW(&wVerb, sei->lpVerb);
1334
1335     if (sei->lpFile)
1336         seiW.lpFile = __SHCloneStrAtoW(&wFile, sei->lpFile);
1337
1338     if (sei->lpParameters)
1339         seiW.lpParameters = __SHCloneStrAtoW(&wParameters, sei->lpParameters);
1340
1341     if (sei->lpDirectory)
1342         seiW.lpDirectory = __SHCloneStrAtoW(&wDirectory, sei->lpDirectory);
1343
1344     if ((sei->fMask & SEE_MASK_CLASSNAME) && sei->lpClass)
1345         seiW.lpClass = __SHCloneStrAtoW(&wClass, sei->lpClass);
1346     else
1347         seiW.lpClass = NULL;
1348
1349     ret = ShellExecuteExW32 (&seiW, SHELL_ExecuteW);
1350
1351     if (wVerb) SHFree(wVerb);
1352     if (wFile) SHFree(wFile);
1353     if (wParameters) SHFree(wParameters);
1354     if (wDirectory) SHFree(wDirectory);
1355     if (wClass) SHFree(wClass);
1356
1357     sei->hInstApp = seiW.hInstApp;
1358
1359     TRACE("ShellExecuteExW(): ret=%d\n", ret);
1360
1361     return ret;
1362 }
1363
1364 /*************************************************************************
1365  * ShellExecuteExW                              [SHELL32.293]
1366  *
1367  */
1368 BOOL WINAPI ShellExecuteExW (LPSHELLEXECUTEINFOW sei)
1369 {
1370     return  ShellExecuteExW32 (sei, SHELL_ExecuteW);
1371 }
1372
1373 /*************************************************************************
1374  * ShellExecuteW                        [SHELL32.294]
1375  * from shellapi.h
1376  * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation,
1377  * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd);
1378  */
1379 HINSTANCE WINAPI ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, LPCWSTR lpFile,
1380                                LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd)
1381 {
1382     SHELLEXECUTEINFOW sei;
1383
1384     TRACE("\n");
1385     sei.cbSize = sizeof(sei);
1386     sei.fMask = 0;
1387     sei.hwnd = hwnd;
1388     sei.lpVerb = lpOperation;
1389     sei.lpFile = lpFile;
1390     sei.lpParameters = lpParameters;
1391     sei.lpDirectory = lpDirectory;
1392     sei.nShow = nShowCmd;
1393     sei.lpIDList = 0;
1394     sei.lpClass = 0;
1395     sei.hkeyClass = 0;
1396     sei.dwHotKey = 0;
1397     sei.hProcess = 0;
1398
1399     ShellExecuteExW32 (&sei, SHELL_ExecuteW);
1400     return sei.hInstApp;
1401 }