2 * Shell Library Functions
4 * Copyright 1998 Marcus Meissner
5 * Copyright 2002 Eric Pouech
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.
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.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/port.h"
45 #include "shell32_main.h"
49 #include "wine/debug.h"
51 WINE_DEFAULT_DEBUG_CHANNEL(exec);
53 static const WCHAR wszOpen[] = {'o','p','e','n',0};
54 static const WCHAR wszExe[] = {'.','e','x','e',0};
55 static const WCHAR wszILPtr[] = {':','%','p',0};
56 static const WCHAR wszShell[] = {'\\','s','h','e','l','l','\\',0};
57 static const WCHAR wszFolder[] = {'F','o','l','d','e','r',0};
58 static const WCHAR wszEmpty[] = {0};
60 #define SEE_MASK_CLASSALL (SEE_MASK_CLASSNAME | SEE_MASK_CLASSKEY)
62 typedef UINT_PTR (*SHELL_ExecuteW32)(const WCHAR *lpCmd, WCHAR *env, BOOL shWait,
63 const SHELLEXECUTEINFOW *sei, LPSHELLEXECUTEINFOW sei_out);
66 /***********************************************************************
67 * SHELL_ArgifyW [Internal]
69 * this function is supposed to expand the escape sequences found in the registry
70 * some diving reported that the following were used:
71 * + %1, %2... seem to report to parameter of index N in ShellExecute pmts
76 * %I address of a global item ID (explorer switch /idlist)
77 * %L seems to be %1 as long filename followed by the 8+3 variation
79 * %* all following parameters (see batfile)
82 static BOOL SHELL_ArgifyW(WCHAR* out, int len, const WCHAR* fmt, const WCHAR* lpFile, LPITEMIDLIST pidl, LPCWSTR args, DWORD* out_len)
86 BOOL found_p1 = FALSE;
91 TRACE("%p, %d, %s, %s, %p, %p\n", out, len, debugstr_w(fmt),
92 debugstr_w(lpFile), pidl, args);
138 while(*args && !isspace(*args))
147 while(isspace(*args))
152 /* else fall through */
154 if (!done || (*fmt == '1'))
156 /*FIXME Is the call to SearchPathW() really needed? We already have separated out the parameter string in args. */
157 if (SearchPathW(NULL, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
162 used += strlenW(cmd);
173 * IE uses this a lot for activating things such as windows media
174 * player. This is not verified to be fully correct but it appears
180 used += strlenW(lpFile);
183 strcpyW(res, lpFile);
184 res += strlenW(lpFile);
194 /* %p should not exceed 8, maybe 16 when looking forward to 64bit.
195 * allowing a buffer of 100 should more than exceed all needs */
198 HGLOBAL hmem = SHAllocShared(pidl, ILGetSize(pidl), 0);
199 pv = SHLockShared(hmem, 0);
200 chars = sprintfW(buf, wszILPtr, pv);
201 if (chars >= sizeof(buf)/sizeof(WCHAR))
202 ERR("pidl format buffer too small!\n");
216 * Check if this is an env-variable here...
219 /* Make sure that we have at least one more %.*/
220 if (strchrW(fmt, '%'))
222 WCHAR tmpBuffer[1024];
223 PWSTR tmpB = tmpBuffer;
224 WCHAR tmpEnvBuff[MAX_PATH];
231 TRACE("Checking %s to be an env-var\n", debugstr_w(tmpBuffer));
233 envRet = GetEnvironmentVariableW(tmpBuffer, tmpEnvBuff, MAX_PATH);
234 if (envRet == 0 || envRet > MAX_PATH)
236 used += strlenW(tmpBuffer);
239 strcpyW( res, tmpBuffer );
240 res += strlenW(tmpBuffer);
245 used += strlenW(tmpEnvBuff);
248 strcpyW( res, tmpEnvBuff );
249 res += strlenW(tmpEnvBuff);
256 /* Don't skip past terminator (catch a single '%' at the end) */
278 TRACE("used %i of %i space\n",used,len);
285 static HRESULT SHELL_GetPathFromIDListForExecuteW(LPCITEMIDLIST pidl, LPWSTR pszPath, UINT uOutSize)
288 IShellFolder* desktop;
290 HRESULT hr = SHGetDesktopFolder(&desktop);
293 hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret);
296 StrRetToStrNW(pszPath, uOutSize, &strret, pidl);
298 IShellFolder_Release(desktop);
304 /*************************************************************************
305 * SHELL_ExecuteW [Internal]
308 static UINT_PTR SHELL_ExecuteW(const WCHAR *lpCmd, WCHAR *env, BOOL shWait,
309 const SHELLEXECUTEINFOW *psei, LPSHELLEXECUTEINFOW psei_out)
311 STARTUPINFOW startup;
312 PROCESS_INFORMATION info;
313 UINT_PTR retval = SE_ERR_NOASSOC;
315 WCHAR curdir[MAX_PATH];
316 DWORD dwCreationFlags;
317 const WCHAR *lpDirectory = NULL;
319 TRACE("Execute %s from directory %s\n", debugstr_w(lpCmd), debugstr_w(psei->lpDirectory));
321 /* make sure we don't fail the CreateProcess if the calling app passes in
322 * a bad working directory */
323 if (psei->lpDirectory && psei->lpDirectory[0])
325 DWORD attr = GetFileAttributesW(psei->lpDirectory);
326 if (attr != INVALID_FILE_ATTRIBUTES && attr & FILE_ATTRIBUTE_DIRECTORY)
327 lpDirectory = psei->lpDirectory;
330 /* ShellExecute specifies the command from psei->lpDirectory
331 * if present. Not from the current dir as CreateProcess does */
333 if( ( gcdret = GetCurrentDirectoryW( MAX_PATH, curdir)))
334 if( !SetCurrentDirectoryW( lpDirectory))
335 ERR("cannot set directory %s\n", debugstr_w(lpDirectory));
336 ZeroMemory(&startup,sizeof(STARTUPINFOW));
337 startup.cb = sizeof(STARTUPINFOW);
338 startup.dwFlags = STARTF_USESHOWWINDOW;
339 startup.wShowWindow = psei->nShow;
340 dwCreationFlags = CREATE_UNICODE_ENVIRONMENT;
341 if (psei->fMask & SEE_MASK_NO_CONSOLE)
342 dwCreationFlags |= CREATE_NEW_CONSOLE;
343 if (CreateProcessW(NULL, (LPWSTR)lpCmd, NULL, NULL, FALSE, dwCreationFlags, env,
344 lpDirectory, &startup, &info))
346 /* Give 30 seconds to the app to come up, if desired. Probably only needed
347 when starting app immediately before making a DDE connection. */
349 if (WaitForInputIdle( info.hProcess, 30000 ) == WAIT_FAILED)
350 WARN("WaitForInputIdle failed: Error %d\n", GetLastError() );
352 if (psei->fMask & SEE_MASK_NOCLOSEPROCESS)
353 psei_out->hProcess = info.hProcess;
355 CloseHandle( info.hProcess );
356 CloseHandle( info.hThread );
358 else if ((retval = GetLastError()) >= 32)
360 TRACE("CreateProcess returned error %ld\n", retval);
361 retval = ERROR_BAD_FORMAT;
364 TRACE("returning %lu\n", retval);
366 psei_out->hInstApp = (HINSTANCE)retval;
368 if( !SetCurrentDirectoryW( curdir))
369 ERR("cannot return to directory %s\n", debugstr_w(curdir));
375 /***********************************************************************
376 * SHELL_BuildEnvW [Internal]
378 * Build the environment for the new process, adding the specified
379 * path to the PATH variable. Returned pointer must be freed by caller.
381 static void *SHELL_BuildEnvW( const WCHAR *path )
383 static const WCHAR wPath[] = {'P','A','T','H','=',0};
384 WCHAR *strings, *new_env;
386 int total = strlenW(path) + 1;
387 BOOL got_path = FALSE;
389 if (!(strings = GetEnvironmentStringsW())) return NULL;
393 int len = strlenW(p) + 1;
394 if (!strncmpiW( p, wPath, 5 )) got_path = TRUE;
398 if (!got_path) total += 5; /* we need to create PATH */
399 total++; /* terminating null */
401 if (!(new_env = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) )))
403 FreeEnvironmentStringsW( strings );
410 int len = strlenW(p) + 1;
411 memcpy( p2, p, len * sizeof(WCHAR) );
412 if (!strncmpiW( p, wPath, 5 ))
415 strcpyW( p2 + len, path );
416 p2 += strlenW(path) + 1;
423 strcpyW( p2, wPath );
425 p2 += strlenW(p2) + 1;
428 FreeEnvironmentStringsW( strings );
433 /***********************************************************************
434 * SHELL_TryAppPathW [Internal]
436 * Helper function for SHELL_FindExecutable
437 * @param lpResult - pointer to a buffer of size MAX_PATH
438 * On entry: szName is a filename (probably without path separators).
439 * On exit: if szName found in "App Path", place full path in lpResult, and return true
441 static BOOL SHELL_TryAppPathW( LPCWSTR szName, LPWSTR lpResult, WCHAR **env)
443 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',
444 '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','A','p','p',' ','P','a','t','h','s','\\',0};
445 static const WCHAR wPath[] = {'P','a','t','h',0};
452 if (env) *env = NULL;
453 strcpyW(buffer, wszKeyAppPaths);
454 strcatW(buffer, szName);
455 res = RegOpenKeyExW(HKEY_LOCAL_MACHINE, buffer, 0, KEY_READ, &hkApp);
458 len = MAX_PATH*sizeof(WCHAR);
459 res = RegQueryValueW(hkApp, NULL, lpResult, &len);
465 DWORD count = sizeof(buffer);
466 if (!RegQueryValueExW(hkApp, wPath, NULL, NULL, (LPBYTE)buffer, &count) && buffer[0])
467 *env = SHELL_BuildEnvW( buffer );
471 if (hkApp) RegCloseKey(hkApp);
475 /*************************************************************************
476 * SHELL_FindExecutableByOperation [Internal]
478 * called from SHELL_FindExecutable or SHELL_execute_class
480 * filetype a buffer, big enough, to get the key name to do actually the
481 * command "WordPad.Document.1\\shell\\open\\command"
482 * passed as "WordPad.Document.1"
484 * lpOperation the operation on it (open)
485 * commandlen the size of command buffer (in bytes)
487 * command a buffer, to store the command to do the
488 * operation on the file
489 * key a buffer, big enough, to get the key name to do actually the
490 * command "WordPad.Document.1\\shell\\open\\command"
493 static UINT SHELL_FindExecutableByOperation(LPCWSTR lpOperation, LPWSTR key, LPWSTR filetype, LPWSTR command, LONG commandlen)
495 static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0};
497 WCHAR verb[MAX_PATH];
499 if (RegOpenKeyExW(HKEY_CLASSES_ROOT, filetype, 0, 0x02000000, &hkeyClass))
500 return SE_ERR_NOASSOC;
501 if (!HCR_GetDefaultVerbW(hkeyClass, lpOperation, verb, sizeof(verb)/sizeof(verb[0])))
502 return SE_ERR_NOASSOC;
503 RegCloseKey(hkeyClass);
505 /* Looking for ...buffer\shell\<verb>\command */
506 strcatW(filetype, wszShell);
507 strcatW(filetype, verb);
508 strcatW(filetype, wCommand);
510 if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, command,
511 &commandlen) == ERROR_SUCCESS)
513 commandlen /= sizeof(WCHAR);
514 if (key) strcpyW(key, filetype);
518 LONG paramlen = sizeof(param);
519 static const WCHAR wSpace[] = {' ',0};
521 /* FIXME: it seems all Windows version don't behave the same here.
522 * the doc states that this ddeexec information can be found after
524 * on Win98, it doesn't appear, but I think it does on Win2k
526 /* Get the parameters needed by the application
527 from the associated ddeexec key */
528 tmp = strstrW(filetype, wCommand);
530 strcatW(filetype, wDdeexec);
531 if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, param,
532 ¶mlen) == ERROR_SUCCESS)
534 paramlen /= sizeof(WCHAR);
535 strcatW(command, wSpace);
536 strcatW(command, param);
537 commandlen += paramlen;
541 command[commandlen] = '\0';
543 return 33; /* FIXME see SHELL_FindExecutable() */
546 return SE_ERR_NOASSOC;
549 /*************************************************************************
550 * SHELL_FindExecutable [Internal]
552 * Utility for code sharing between FindExecutable and ShellExecute
554 * lpFile the name of a file
555 * lpOperation the operation on it (open)
557 * lpResult a buffer, big enough :-(, to store the command to do the
558 * operation on the file
559 * key a buffer, big enough, to get the key name to do actually the
560 * command (it'll be used afterwards for more information
563 static UINT SHELL_FindExecutable(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation,
564 LPWSTR lpResult, int resultLen, LPWSTR key, WCHAR **env, LPITEMIDLIST pidl, LPCWSTR args)
566 static const WCHAR wWindows[] = {'w','i','n','d','o','w','s',0};
567 static const WCHAR wPrograms[] = {'p','r','o','g','r','a','m','s',0};
568 static const WCHAR wExtensions[] = {'e','x','e',' ','p','i','f',' ','b','a','t',' ','c','m','d',' ','c','o','m',0};
569 WCHAR *extension = NULL; /* pointer to file extension */
570 WCHAR filetype[256]; /* registry name for this filetype */
571 LONG filetypelen = sizeof(filetype); /* length of above */
572 WCHAR command[1024]; /* command from registry */
573 WCHAR wBuffer[256]; /* Used to GetProfileString */
574 UINT retval = SE_ERR_NOASSOC;
575 WCHAR *tok; /* token pointer */
576 WCHAR xlpFile[256]; /* result of SearchPath */
577 DWORD attribs; /* file attributes */
579 TRACE("%s\n", debugstr_w(lpFile));
582 return ERROR_INVALID_PARAMETER;
585 lpResult[0] = '\0'; /* Start off with an empty return string */
586 if (key) *key = '\0';
588 /* trap NULL parameters on entry */
591 WARN("(lpFile=%s,lpResult=%s): NULL parameter\n",
592 debugstr_w(lpFile), debugstr_w(lpResult));
593 return ERROR_FILE_NOT_FOUND; /* File not found. Close enough, I guess. */
596 if (SHELL_TryAppPathW( lpFile, lpResult, env ))
598 TRACE("found %s via App Paths\n", debugstr_w(lpResult));
602 if (SearchPathW(lpPath, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
604 TRACE("SearchPathW returned non-zero\n");
606 /* Hey, isn't this value ignored? Why make this call? Shouldn't we return here? --dank*/
609 attribs = GetFileAttributesW(lpFile);
610 if (attribs!=INVALID_FILE_ATTRIBUTES && (attribs&FILE_ATTRIBUTE_DIRECTORY))
612 strcpyW(filetype, wszFolder);
616 /* Did we get something? Anything? */
619 TRACE("Returning SE_ERR_FNF\n");
622 /* First thing we need is the file's extension */
623 extension = strrchrW(xlpFile, '.'); /* Assume last "." is the one; */
624 /* File->Run in progman uses */
626 TRACE("xlpFile=%s,extension=%s\n", debugstr_w(xlpFile), debugstr_w(extension));
628 if (extension == NULL || extension[1]==0)
630 WARN("Returning SE_ERR_NOASSOC\n");
631 return SE_ERR_NOASSOC;
634 /* Three places to check: */
635 /* 1. win.ini, [windows], programs (NB no leading '.') */
636 /* 2. Registry, HKEY_CLASS_ROOT\<filetype>\shell\open\command */
637 /* 3. win.ini, [extensions], extension (NB no leading '.' */
638 /* All I know of the order is that registry is checked before */
639 /* extensions; however, it'd make sense to check the programs */
640 /* section first, so that's what happens here. */
642 /* See if it's a program - if GetProfileString fails, we skip this
643 * section. Actually, if GetProfileString fails, we've probably
644 * got a lot more to worry about than running a program... */
645 if (GetProfileStringW(wWindows, wPrograms, wExtensions, wBuffer, sizeof(wBuffer)/sizeof(WCHAR)) > 0)
652 while (*p && *p != ' ' && *p != '\t') p++;
656 while (*p == ' ' || *p == '\t') p++;
659 if (strcmpiW(tok, &extension[1]) == 0) /* have to skip the leading "." */
661 strcpyW(lpResult, xlpFile);
662 /* Need to perhaps check that the file has a path
664 TRACE("found %s\n", debugstr_w(lpResult));
666 /* Greater than 32 to indicate success */
673 if (RegQueryValueW(HKEY_CLASSES_ROOT, extension, filetype,
674 &filetypelen) == ERROR_SUCCESS)
676 filetypelen /= sizeof(WCHAR);
677 if (filetypelen == sizeof(filetype)/sizeof(WCHAR))
679 filetype[filetypelen] = '\0';
680 TRACE("File type: %s\n", debugstr_w(filetype));
690 /* pass the operation string to SHELL_FindExecutableByOperation() */
691 retval = SHELL_FindExecutableByOperation(lpOperation, key, filetype, command, sizeof(command));
696 SHELL_ArgifyW(lpResult, resultLen, command, xlpFile, pidl, args, &finishedLen);
697 if (finishedLen > resultLen)
698 ERR("Argify buffer not large enough.. truncated\n");
700 /* Remove double quotation marks and command line arguments */
701 if (*lpResult == '"')
704 while (*(p + 1) != '"')
713 /* Truncate on first space */
715 while (*p != ' ' && *p != '\0')
721 else /* Check win.ini */
723 static const WCHAR wExtensions[] = {'e','x','t','e','n','s','i','o','n','s',0};
725 /* Toss the leading dot */
727 if (GetProfileStringW(wExtensions, extension, wszEmpty, command, sizeof(command)/sizeof(WCHAR)) > 0)
729 if (strlenW(command) != 0)
731 strcpyW(lpResult, command);
732 tok = strchrW(lpResult, '^'); /* should be ^.extension? */
736 strcatW(lpResult, xlpFile); /* what if no dir in xlpFile? */
737 tok = strchrW(command, '^'); /* see above */
738 if ((tok != NULL) && (strlenW(tok)>5))
740 strcatW(lpResult, &tok[5]);
743 retval = 33; /* FIXME - see above */
748 TRACE("returning %s\n", debugstr_w(lpResult));
752 /******************************************************************
755 * callback for the DDE connection. not really useful
757 static HDDEDATA CALLBACK dde_cb(UINT uType, UINT uFmt, HCONV hConv,
758 HSZ hsz1, HSZ hsz2, HDDEDATA hData,
759 ULONG_PTR dwData1, ULONG_PTR dwData2)
761 TRACE("dde_cb: %04x, %04x, %p, %p, %p, %p, %08lx, %08lx\n",
762 uType, uFmt, hConv, hsz1, hsz2, hData, dwData1, dwData2);
766 /******************************************************************
769 * ShellExecute helper. Used to do an operation with a DDE connection
771 * Handles both the direct connection (try #1), and if it fails,
772 * launching an application and trying (#2) to connect to it
775 static unsigned dde_connect(const WCHAR* key, const WCHAR* start, WCHAR* ddeexec,
776 const WCHAR* lpFile, WCHAR *env,
777 LPCWSTR szCommandline, LPITEMIDLIST pidl, SHELL_ExecuteW32 execfunc,
778 const SHELLEXECUTEINFOW *psei, LPSHELLEXECUTEINFOW psei_out)
780 static const WCHAR wApplication[] = {'\\','a','p','p','l','i','c','a','t','i','o','n',0};
781 static const WCHAR wTopic[] = {'\\','t','o','p','i','c',0};
783 WCHAR * endkey = regkey + strlenW(key);
784 WCHAR app[256], topic[256], ifexec[256], static_res[256];
785 WCHAR * dynamic_res=NULL;
787 LONG applen, topiclen, ifexeclen;
791 DWORD resultLen, endkeyLen;
792 HSZ hszApp, hszTopic;
795 unsigned ret = SE_ERR_NOASSOC;
796 BOOL unicode = !(GetVersion() & 0x80000000);
798 if (strlenW(key) + 1 > sizeof(regkey) / sizeof(regkey[0]))
800 FIXME("input parameter %s larger than buffer\n", debugstr_w(key));
803 strcpyW(regkey, key);
804 endkeyLen = sizeof(regkey) / sizeof(regkey[0]) - (endkey - regkey);
805 if (strlenW(wApplication) + 1 > endkeyLen)
807 FIXME("endkey %s overruns buffer\n", debugstr_w(wApplication));
810 strcpyW(endkey, wApplication);
811 applen = sizeof(app);
812 if (RegQueryValueW(HKEY_CLASSES_ROOT, regkey, app, &applen) != ERROR_SUCCESS)
814 WCHAR command[1024], fullpath[MAX_PATH];
815 static const WCHAR wSo[] = { '.','s','o',0 };
816 int sizeSo = sizeof(wSo)/sizeof(WCHAR);
820 /* Get application command from start string and find filename of application */
823 if (strlenW(start + 1) + 1 > sizeof(command) / sizeof(command[0]))
825 FIXME("size of input parameter %s larger than buffer\n",
826 debugstr_w(start + 1));
829 strcpyW(command, start+1);
830 if ((ptr = strchrW(command, '"')))
832 ret = SearchPathW(NULL, command, wszExe, sizeof(fullpath)/sizeof(WCHAR), fullpath, &ptr);
838 for (p=start; (space=strchrW(p, ' ')); p=space+1)
840 int idx = space-start;
841 memcpy(command, start, idx*sizeof(WCHAR));
843 if ((ret = SearchPathW(NULL, command, wszExe, sizeof(fullpath)/sizeof(WCHAR), fullpath, &ptr)))
847 ret = SearchPathW(NULL, start, wszExe, sizeof(fullpath)/sizeof(WCHAR), fullpath, &ptr);
852 ERR("Unable to find application path for command %s\n", debugstr_w(start));
853 return ERROR_ACCESS_DENIED;
855 if (strlenW(ptr) + 1 > sizeof(app) / sizeof(app[0]))
857 FIXME("size of found path %s larger than buffer\n", debugstr_w(ptr));
862 /* Remove extensions (including .so) */
863 ptr = app + strlenW(app) - (sizeSo-1);
864 if (strlenW(app) >= sizeSo &&
868 ptr = strrchrW(app, '.');
873 if (strlenW(wTopic) + 1 > endkeyLen)
875 FIXME("endkey %s overruns buffer\n", debugstr_w(wTopic));
878 strcpyW(endkey, wTopic);
879 topiclen = sizeof(topic);
880 if (RegQueryValueW(HKEY_CLASSES_ROOT, regkey, topic, &topiclen) != ERROR_SUCCESS)
882 static const WCHAR wSystem[] = {'S','y','s','t','e','m',0};
883 strcpyW(topic, wSystem);
888 if (DdeInitializeW(&ddeInst, dde_cb, APPCMD_CLIENTONLY, 0L) != DMLERR_NO_ERROR)
893 if (DdeInitializeA(&ddeInst, dde_cb, APPCMD_CLIENTONLY, 0L) != DMLERR_NO_ERROR)
897 hszApp = DdeCreateStringHandleW(ddeInst, app, CP_WINUNICODE);
898 hszTopic = DdeCreateStringHandleW(ddeInst, topic, CP_WINUNICODE);
900 hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
904 static const WCHAR wIfexec[] = {'\\','i','f','e','x','e','c',0};
905 TRACE("Launching %s\n", debugstr_w(start));
906 ret = execfunc(start, env, TRUE, psei, psei_out);
909 TRACE("Couldn't launch\n");
912 hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
915 TRACE("Couldn't connect. ret=%d\n", ret);
916 DdeUninitialize(ddeInst);
917 SetLastError(ERROR_DDE_FAIL);
918 return 30; /* whatever */
920 if (strlenW(wIfexec) + 1 > endkeyLen)
922 FIXME("endkey %s overruns buffer\n", debugstr_w(wIfexec));
925 strcpyW(endkey, wIfexec);
926 ifexeclen = sizeof(ifexec);
927 if (RegQueryValueW(HKEY_CLASSES_ROOT, regkey, ifexec, &ifexeclen) == ERROR_SUCCESS)
933 SHELL_ArgifyW(static_res, sizeof(static_res)/sizeof(WCHAR), exec, lpFile, pidl, szCommandline, &resultLen);
934 if (resultLen > sizeof(static_res)/sizeof(WCHAR))
936 res = dynamic_res = HeapAlloc(GetProcessHeap(), 0, resultLen * sizeof(WCHAR));
937 SHELL_ArgifyW(dynamic_res, resultLen, exec, lpFile, pidl, szCommandline, NULL);
941 TRACE("%s %s => %s\n", debugstr_w(exec), debugstr_w(lpFile), debugstr_w(res));
943 /* It's documented in the KB 330337 that IE has a bug and returns
944 * error DMLERR_NOTPROCESSED on XTYP_EXECUTE request.
947 hDdeData = DdeClientTransaction((LPBYTE)res, (strlenW(res) + 1) * sizeof(WCHAR), hConv, 0L, 0,
948 XTYP_EXECUTE, 30000, &tid);
951 DWORD lenA = WideCharToMultiByte(CP_ACP, 0, res, -1, NULL, 0, NULL, NULL);
952 char *resA = HeapAlloc(GetProcessHeap(), 0, lenA);
953 WideCharToMultiByte(CP_ACP, 0, res, -1, resA, lenA, NULL, NULL);
954 hDdeData = DdeClientTransaction( (LPBYTE)resA, lenA, hConv, 0L, 0,
955 XTYP_EXECUTE, 10000, &tid );
956 HeapFree(GetProcessHeap(), 0, resA);
959 DdeFreeDataHandle(hDdeData);
961 WARN("DdeClientTransaction failed with error %04x\n", DdeGetLastError(ddeInst));
964 HeapFree(GetProcessHeap(), 0, dynamic_res);
966 DdeDisconnect(hConv);
969 DdeUninitialize(ddeInst);
974 /*************************************************************************
975 * execute_from_key [Internal]
977 static UINT_PTR execute_from_key(LPCWSTR key, LPCWSTR lpFile, WCHAR *env, LPCWSTR szCommandline,
978 LPCWSTR executable_name,
979 SHELL_ExecuteW32 execfunc,
980 LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
982 static const WCHAR wCommand[] = {'c','o','m','m','a','n','d',0};
983 static const WCHAR wDdeexec[] = {'d','d','e','e','x','e','c',0};
984 WCHAR cmd[256], param[1024], ddeexec[256];
985 LONG cmdlen = sizeof(cmd), ddeexeclen = sizeof(ddeexec);
986 UINT_PTR retval = SE_ERR_NOASSOC;
990 TRACE("%s %s %s %s %s\n", debugstr_w(key), debugstr_w(lpFile), debugstr_w(env),
991 debugstr_w(szCommandline), debugstr_w(executable_name));
996 /* Get the application from the registry */
997 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, cmd, &cmdlen) == ERROR_SUCCESS)
999 TRACE("got cmd: %s\n", debugstr_w(cmd));
1001 /* Is there a replace() function anywhere? */
1002 cmdlen /= sizeof(WCHAR);
1003 if (cmdlen >= sizeof(cmd)/sizeof(WCHAR))
1004 cmdlen = sizeof(cmd)/sizeof(WCHAR)-1;
1006 SHELL_ArgifyW(param, sizeof(param)/sizeof(WCHAR), cmd, lpFile, psei->lpIDList, szCommandline, &resultLen);
1007 if (resultLen > sizeof(param)/sizeof(WCHAR))
1008 ERR("Argify buffer not large enough, truncating\n");
1011 /* Get the parameters needed by the application
1012 from the associated ddeexec key */
1013 tmp = strstrW(key, wCommand);
1015 strcpyW(tmp, wDdeexec);
1017 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, ddeexec, &ddeexeclen) == ERROR_SUCCESS)
1019 TRACE("Got ddeexec %s => %s\n", debugstr_w(key), debugstr_w(ddeexec));
1020 if (!param[0]) strcpyW(param, executable_name);
1021 retval = dde_connect(key, param, ddeexec, lpFile, env, szCommandline, psei->lpIDList, execfunc, psei, psei_out);
1025 TRACE("executing: %s\n", debugstr_w(param));
1026 retval = execfunc(param, env, FALSE, psei, psei_out);
1029 WARN("Nothing appropriate found for %s\n", debugstr_w(key));
1034 /*************************************************************************
1035 * FindExecutableA [SHELL32.@]
1037 HINSTANCE WINAPI FindExecutableA(LPCSTR lpFile, LPCSTR lpDirectory, LPSTR lpResult)
1040 WCHAR *wFile = NULL, *wDirectory = NULL;
1041 WCHAR wResult[MAX_PATH];
1043 if (lpFile) __SHCloneStrAtoW(&wFile, lpFile);
1044 if (lpDirectory) __SHCloneStrAtoW(&wDirectory, lpDirectory);
1046 retval = FindExecutableW(wFile, wDirectory, wResult);
1047 WideCharToMultiByte(CP_ACP, 0, wResult, -1, lpResult, MAX_PATH, NULL, NULL);
1049 SHFree( wDirectory );
1051 TRACE("returning %s\n", lpResult);
1055 /*************************************************************************
1056 * FindExecutableW [SHELL32.@]
1058 * This function returns the executable associated with the specified file
1059 * for the default verb.
1062 * lpFile [I] The file to find the association for. This must refer to
1063 * an existing file otherwise FindExecutable fails and returns
1065 * lpResult [O] Points to a buffer into which the executable path is
1066 * copied. This parameter must not be NULL otherwise
1067 * FindExecutable() segfaults. The buffer must be of size at
1068 * least MAX_PATH characters.
1071 * A value greater than 32 on success, less than or equal to 32 otherwise.
1072 * See the SE_ERR_* constants.
1075 * On Windows XP and 2003, FindExecutable() seems to first convert the
1076 * filename into 8.3 format, thus taking into account only the first three
1077 * characters of the extension, and expects to find an association for those.
1078 * However other Windows versions behave sanely.
1080 HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpResult)
1082 UINT_PTR retval = SE_ERR_NOASSOC;
1083 WCHAR old_dir[1024];
1085 TRACE("File %s, Dir %s\n", debugstr_w(lpFile), debugstr_w(lpDirectory));
1087 lpResult[0] = '\0'; /* Start off with an empty return string */
1089 return (HINSTANCE)SE_ERR_FNF;
1093 GetCurrentDirectoryW(sizeof(old_dir)/sizeof(WCHAR), old_dir);
1094 SetCurrentDirectoryW(lpDirectory);
1097 retval = SHELL_FindExecutable(lpDirectory, lpFile, wszOpen, lpResult, MAX_PATH, NULL, NULL, NULL, NULL);
1099 TRACE("returning %s\n", debugstr_w(lpResult));
1101 SetCurrentDirectoryW(old_dir);
1102 return (HINSTANCE)retval;
1105 /* FIXME: is this already implemented somewhere else? */
1106 static HKEY ShellExecute_GetClassKey( const SHELLEXECUTEINFOW *sei )
1108 LPCWSTR ext = NULL, lpClass = NULL;
1110 DWORD type = 0, sz = 0;
1114 if (sei->fMask & SEE_MASK_CLASSALL)
1115 return sei->hkeyClass;
1117 if (sei->fMask & SEE_MASK_CLASSNAME)
1118 lpClass = sei->lpClass;
1121 ext = PathFindExtensionW( sei->lpFile );
1122 TRACE("ext = %s\n", debugstr_w( ext ) );
1126 r = RegOpenKeyW( HKEY_CLASSES_ROOT, ext, &hkey );
1127 if (r != ERROR_SUCCESS )
1130 r = RegQueryValueExW( hkey, NULL, 0, &type, NULL, &sz );
1131 if ( r == ERROR_SUCCESS && type == REG_SZ )
1133 sz += sizeof (WCHAR);
1134 cls = HeapAlloc( GetProcessHeap(), 0, sz );
1136 RegQueryValueExW( hkey, NULL, 0, &type, (LPBYTE) cls, &sz );
1139 RegCloseKey( hkey );
1143 TRACE("class = %s\n", debugstr_w(lpClass) );
1147 RegOpenKeyW( HKEY_CLASSES_ROOT, lpClass, &hkey );
1149 HeapFree( GetProcessHeap(), 0, cls );
1154 static IDataObject *shellex_get_dataobj( LPSHELLEXECUTEINFOW sei )
1156 LPCITEMIDLIST pidllast = NULL;
1157 IDataObject *dataobj = NULL;
1158 IShellFolder *shf = NULL;
1159 LPITEMIDLIST pidl = NULL;
1162 if (sei->fMask & SEE_MASK_CLASSALL)
1163 pidl = sei->lpIDList;
1166 WCHAR fullpath[MAX_PATH];
1170 ret = GetFullPathNameW( sei->lpFile, MAX_PATH, fullpath, NULL );
1174 pidl = ILCreateFromPathW( fullpath );
1177 r = SHBindToParent( pidl, &IID_IShellFolder, (LPVOID*)&shf, &pidllast );
1181 IShellFolder_GetUIObjectOf( shf, NULL, 1, &pidllast,
1182 &IID_IDataObject, NULL, (LPVOID*) &dataobj );
1185 if ( pidl != sei->lpIDList )
1188 IShellFolder_Release( shf );
1192 static HRESULT shellex_run_context_menu_default( IShellExtInit *obj,
1193 LPSHELLEXECUTEINFOW sei )
1195 IContextMenu *cm = NULL;
1196 CMINVOKECOMMANDINFOEX ici;
1203 TRACE("%p %p\n", obj, sei );
1205 r = IShellExtInit_QueryInterface( obj, &IID_IContextMenu, (LPVOID*) &cm );
1209 hmenu = CreateMenu();
1213 /* the number of the last menu added is returned in r */
1214 r = IContextMenu_QueryContextMenu( cm, hmenu, 0, 0x20, 0x7fff, CMF_DEFAULTONLY );
1218 n = GetMenuItemCount( hmenu );
1219 for ( i = 0; i < n; i++ )
1221 memset( &info, 0, sizeof info );
1222 info.cbSize = sizeof info;
1223 info.fMask = MIIM_FTYPE | MIIM_STRING | MIIM_STATE | MIIM_DATA | MIIM_ID;
1224 info.dwTypeData = string;
1225 info.cch = sizeof string;
1227 GetMenuItemInfoW( hmenu, i, TRUE, &info );
1229 TRACE("menu %d %s %08x %08lx %08x %08x\n", i, debugstr_w(string),
1230 info.fState, info.dwItemData, info.fType, info.wID );
1231 if ( ( !sei->lpVerb && (info.fState & MFS_DEFAULT) ) ||
1232 ( sei->lpVerb && !lstrcmpiW( sei->lpVerb, string ) ) )
1243 memset( &ici, 0, sizeof ici );
1244 ici.cbSize = sizeof ici;
1245 ici.fMask = CMIC_MASK_UNICODE | (sei->fMask & (SEE_MASK_NOASYNC|SEE_MASK_ASYNCOK|SEE_MASK_FLAG_NO_UI));
1246 ici.nShow = sei->nShow;
1247 ici.lpVerb = MAKEINTRESOURCEA( def );
1248 ici.hwnd = sei->hwnd;
1249 ici.lpParametersW = sei->lpParameters;
1251 r = IContextMenu_InvokeCommand( cm, (LPCMINVOKECOMMANDINFO) &ici );
1253 TRACE("invoke command returned %08x\n", r );
1257 DestroyMenu( hmenu );
1259 IContextMenu_Release( cm );
1263 static HRESULT shellex_load_object_and_run( HKEY hkey, LPCGUID guid, LPSHELLEXECUTEINFOW sei )
1265 IDataObject *dataobj = NULL;
1266 IObjectWithSite *ows = NULL;
1267 IShellExtInit *obj = NULL;
1270 TRACE("%p %s %p\n", hkey, debugstr_guid( guid ), sei );
1272 r = CoInitialize( NULL );
1276 r = CoCreateInstance( guid, NULL, CLSCTX_INPROC_SERVER,
1277 &IID_IShellExtInit, (LPVOID*)&obj );
1280 ERR("failed %08x\n", r );
1284 dataobj = shellex_get_dataobj( sei );
1287 ERR("failed to get data object\n");
1291 r = IShellExtInit_Initialize( obj, NULL, dataobj, hkey );
1295 r = IShellExtInit_QueryInterface( obj, &IID_IObjectWithSite, (LPVOID*) &ows );
1299 IObjectWithSite_SetSite( ows, NULL );
1301 r = shellex_run_context_menu_default( obj, sei );
1305 IObjectWithSite_Release( ows );
1307 IDataObject_Release( dataobj );
1309 IShellExtInit_Release( obj );
1315 /*************************************************************************
1316 * ShellExecute_FromContextMenu [Internal]
1318 static LONG ShellExecute_FromContextMenu( LPSHELLEXECUTEINFOW sei )
1320 static const WCHAR szcm[] = { 's','h','e','l','l','e','x','\\',
1321 'C','o','n','t','e','x','t','M','e','n','u','H','a','n','d','l','e','r','s',0 };
1322 HKEY hkey, hkeycm = 0;
1329 TRACE("%s\n", debugstr_w(sei->lpFile) );
1331 hkey = ShellExecute_GetClassKey( sei );
1333 return ERROR_FUNCTION_FAILED;
1335 r = RegOpenKeyW( hkey, szcm, &hkeycm );
1336 if ( r == ERROR_SUCCESS )
1341 r = RegEnumKeyW( hkeycm, i++, szguid, sizeof(szguid)/sizeof(szguid[0]) );
1342 if ( r != ERROR_SUCCESS )
1345 hr = CLSIDFromString( szguid, &guid );
1348 /* stop at the first one that succeeds in running */
1349 hr = shellex_load_object_and_run( hkey, &guid, sei );
1350 if ( SUCCEEDED( hr ) )
1354 RegCloseKey( hkeycm );
1357 if ( hkey != sei->hkeyClass )
1358 RegCloseKey( hkey );
1362 static UINT_PTR SHELL_quote_and_execute( LPCWSTR wcmd, LPCWSTR wszParameters, LPCWSTR lpstrProtocol, LPCWSTR wszApplicationName, LPWSTR env, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out, SHELL_ExecuteW32 execfunc );
1364 static UINT_PTR SHELL_execute_class( LPCWSTR wszApplicationName, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out, SHELL_ExecuteW32 execfunc )
1366 static const WCHAR wQuote[] = {'"',0};
1367 static const WCHAR wSpace[] = {' ',0};
1368 WCHAR execCmd[1024], filetype[1024];
1369 /* launch a document by fileclass like 'WordPad.Document.1' */
1370 /* the Commandline contains 'c:\Path\wordpad.exe "%1"' */
1371 /* FIXME: wcmd should not be of a fixed size. Fixed to 1024, MAX_PATH is way too short! */
1372 ULONG cmask=(psei->fMask & SEE_MASK_CLASSALL);
1377 /* FIXME: remove following block when SHELL_quote_and_execute supports hkeyClass parameter */
1378 if (cmask != SEE_MASK_CLASSNAME)
1381 HCR_GetExecuteCommandW((cmask == SEE_MASK_CLASSKEY) ? psei->hkeyClass : NULL,
1382 (cmask == SEE_MASK_CLASSNAME) ? psei->lpClass: NULL,
1384 execCmd, sizeof(execCmd));
1386 /* FIXME: get the extension of lpFile, check if it fits to the lpClass */
1387 TRACE("SEE_MASK_CLASSNAME->%s, doc->%s\n", debugstr_w(execCmd), debugstr_w(wszApplicationName));
1390 done = SHELL_ArgifyW(wcmd, sizeof(wcmd)/sizeof(WCHAR), execCmd, wszApplicationName, psei->lpIDList, NULL, &resultLen);
1391 if (!done && wszApplicationName[0])
1393 strcatW(wcmd, wSpace);
1394 if (*wszApplicationName != '"')
1396 strcatW(wcmd, wQuote);
1397 strcatW(wcmd, wszApplicationName);
1398 strcatW(wcmd, wQuote);
1401 strcatW(wcmd, wszApplicationName);
1403 if (resultLen > sizeof(wcmd)/sizeof(WCHAR))
1404 ERR("Argify buffer not large enough... truncating\n");
1405 return execfunc(wcmd, NULL, FALSE, psei, psei_out);
1408 strcpyW(filetype, psei->lpClass);
1409 rslt = SHELL_FindExecutableByOperation(psei->lpVerb, NULL, filetype, execCmd, sizeof(execCmd));
1411 TRACE("SHELL_FindExecutableByOperation returned %u (%s, %s)\n", (unsigned int)rslt, debugstr_w(filetype), debugstr_w(execCmd));
1414 rslt = SHELL_quote_and_execute( execCmd, wszEmpty, filetype,
1415 wszApplicationName, NULL, psei,
1416 psei_out, execfunc );
1420 static BOOL SHELL_translate_idlist( LPSHELLEXECUTEINFOW sei, LPWSTR wszParameters, DWORD parametersLen, LPWSTR wszApplicationName, DWORD dwApplicationNameLen )
1422 static const WCHAR wExplorer[] = {'e','x','p','l','o','r','e','r','.','e','x','e',0};
1423 WCHAR buffer[MAX_PATH];
1424 BOOL appKnownSingular = FALSE;
1426 /* last chance to translate IDList: now also allow CLSID paths */
1427 if (SUCCEEDED(SHELL_GetPathFromIDListForExecuteW(sei->lpIDList, buffer, sizeof(buffer)))) {
1428 if (buffer[0]==':' && buffer[1]==':') {
1429 /* open shell folder for the specified class GUID */
1430 if (strlenW(buffer) + 1 > parametersLen)
1431 ERR("parameters len exceeds buffer size (%i > %i), truncating\n",
1432 lstrlenW(buffer) + 1, parametersLen);
1433 lstrcpynW(wszParameters, buffer, parametersLen);
1434 if (strlenW(wExplorer) > dwApplicationNameLen)
1435 ERR("application len exceeds buffer size (%i > %i), truncating\n",
1436 lstrlenW(wExplorer) + 1, dwApplicationNameLen);
1437 lstrcpynW(wszApplicationName, wExplorer, dwApplicationNameLen);
1438 appKnownSingular = TRUE;
1440 sei->fMask &= ~SEE_MASK_INVOKEIDLIST;
1442 WCHAR target[MAX_PATH];
1445 /* Check if we're executing a directory and if so use the
1446 handler for the Folder class */
1447 strcpyW(target, buffer);
1448 attribs = GetFileAttributesW(buffer);
1449 if (attribs != INVALID_FILE_ATTRIBUTES &&
1450 (attribs & FILE_ATTRIBUTE_DIRECTORY) &&
1451 HCR_GetExecuteCommandW(0, wszFolder,
1453 buffer, sizeof(buffer))) {
1454 SHELL_ArgifyW(wszApplicationName, dwApplicationNameLen,
1455 buffer, target, sei->lpIDList, NULL, &resultLen);
1456 if (resultLen > dwApplicationNameLen)
1457 ERR("Argify buffer not large enough... truncating\n");
1458 appKnownSingular = FALSE;
1460 sei->fMask &= ~SEE_MASK_INVOKEIDLIST;
1463 return appKnownSingular;
1466 static UINT_PTR SHELL_quote_and_execute( LPCWSTR wcmd, LPCWSTR wszParameters, LPCWSTR lpstrProtocol, LPCWSTR wszApplicationName, LPWSTR env, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out, SHELL_ExecuteW32 execfunc )
1468 static const WCHAR wQuote[] = {'"',0};
1469 static const WCHAR wSpace[] = {' ',0};
1472 WCHAR *wszQuotedCmd;
1474 /* Length of quotes plus length of command plus NULL terminator */
1475 len = 2 + lstrlenW(wcmd) + 1;
1476 if (wszParameters[0])
1478 /* Length of space plus length of parameters */
1479 len += 1 + lstrlenW(wszParameters);
1481 wszQuotedCmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1482 /* Must quote to handle case where cmd contains spaces,
1483 * else security hole if malicious user creates executable file "C:\\Program"
1485 strcpyW(wszQuotedCmd, wQuote);
1486 strcatW(wszQuotedCmd, wcmd);
1487 strcatW(wszQuotedCmd, wQuote);
1488 if (wszParameters[0]) {
1489 strcatW(wszQuotedCmd, wSpace);
1490 strcatW(wszQuotedCmd, wszParameters);
1492 TRACE("%s/%s => %s/%s\n", debugstr_w(wszApplicationName), debugstr_w(psei->lpVerb), debugstr_w(wszQuotedCmd), debugstr_w(lpstrProtocol));
1494 retval = execute_from_key(lpstrProtocol, wszApplicationName, env, psei->lpParameters, wcmd, execfunc, psei, psei_out);
1496 retval = execfunc(wszQuotedCmd, env, FALSE, psei, psei_out);
1497 HeapFree(GetProcessHeap(), 0, wszQuotedCmd);
1501 static UINT_PTR SHELL_execute_url( LPCWSTR lpFile, LPCWSTR wFile, LPCWSTR wcmd, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out, SHELL_ExecuteW32 execfunc )
1503 static const WCHAR wShell[] = {'\\','s','h','e','l','l','\\',0};
1504 static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0};
1506 WCHAR *lpstrProtocol;
1511 lpstrRes = strchrW(lpFile, ':');
1513 iSize = lpstrRes - lpFile;
1515 iSize = strlenW(lpFile);
1517 TRACE("Got URL: %s\n", debugstr_w(lpFile));
1518 /* Looking for ...protocol\shell\lpOperation\command */
1519 len = iSize + lstrlenW(wShell) + lstrlenW(wCommand) + 1;
1520 if (psei->lpVerb && *psei->lpVerb)
1521 len += lstrlenW(psei->lpVerb);
1523 len += lstrlenW(wszOpen);
1524 lpstrProtocol = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1525 memcpy(lpstrProtocol, lpFile, iSize*sizeof(WCHAR));
1526 lpstrProtocol[iSize] = '\0';
1527 strcatW(lpstrProtocol, wShell);
1528 strcatW(lpstrProtocol, psei->lpVerb && *psei->lpVerb ? psei->lpVerb: wszOpen);
1529 strcatW(lpstrProtocol, wCommand);
1531 /* Remove File Protocol from lpFile */
1532 /* In the case file://path/file */
1533 if (!strncmpiW(lpFile, wFile, iSize))
1536 while (*lpFile == ':') lpFile++;
1538 retval = execute_from_key(lpstrProtocol, lpFile, NULL, psei->lpParameters,
1539 wcmd, execfunc, psei, psei_out);
1540 HeapFree(GetProcessHeap(), 0, lpstrProtocol);
1544 static void do_error_dialog( UINT_PTR retval, HWND hwnd )
1547 int error_code=GetLastError();
1549 if (retval == SE_ERR_NOASSOC)
1550 LoadStringW(shell32_hInstance, IDS_SHLEXEC_NOASSOC, msg, sizeof(msg)/sizeof(WCHAR));
1552 FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, NULL, error_code, 0, msg, sizeof(msg)/sizeof(WCHAR), NULL);
1554 MessageBoxW(hwnd, msg, NULL, MB_ICONERROR);
1557 /*************************************************************************
1558 * SHELL_execute [Internal]
1560 static BOOL SHELL_execute( LPSHELLEXECUTEINFOW sei, SHELL_ExecuteW32 execfunc )
1562 static const WCHAR wSpace[] = {' ',0};
1563 static const WCHAR wWww[] = {'w','w','w',0};
1564 static const WCHAR wFile[] = {'f','i','l','e',0};
1565 static const WCHAR wHttp[] = {'h','t','t','p',':','/','/',0};
1566 static const DWORD unsupportedFlags =
1567 SEE_MASK_INVOKEIDLIST | SEE_MASK_ICON | SEE_MASK_HOTKEY |
1568 SEE_MASK_CONNECTNETDRV | SEE_MASK_FLAG_DDEWAIT |
1569 SEE_MASK_UNICODE | SEE_MASK_ASYNCOK | SEE_MASK_HMONITOR;
1571 WCHAR parametersBuffer[1024], dirBuffer[MAX_PATH], wcmdBuffer[1024];
1572 WCHAR *wszApplicationName, *wszParameters, *wszDir, *wcmd;
1573 DWORD dwApplicationNameLen = MAX_PATH+2;
1574 DWORD parametersLen = sizeof(parametersBuffer) / sizeof(WCHAR);
1575 DWORD dirLen = sizeof(dirBuffer) / sizeof(WCHAR);
1576 DWORD wcmdLen = sizeof(wcmdBuffer) / sizeof(WCHAR);
1578 SHELLEXECUTEINFOW sei_tmp; /* modifiable copy of SHELLEXECUTEINFO struct */
1579 WCHAR wfileName[MAX_PATH];
1581 WCHAR lpstrProtocol[256];
1583 UINT_PTR retval = SE_ERR_NOASSOC;
1584 BOOL appKnownSingular = FALSE;
1586 /* make a local copy of the LPSHELLEXECUTEINFO structure and work with this from now on */
1589 TRACE("mask=0x%08x hwnd=%p verb=%s file=%s parm=%s dir=%s show=0x%08x class=%s\n",
1590 sei_tmp.fMask, sei_tmp.hwnd, debugstr_w(sei_tmp.lpVerb),
1591 debugstr_w(sei_tmp.lpFile), debugstr_w(sei_tmp.lpParameters),
1592 debugstr_w(sei_tmp.lpDirectory), sei_tmp.nShow,
1593 ((sei_tmp.fMask & SEE_MASK_CLASSALL) == SEE_MASK_CLASSNAME) ?
1594 debugstr_w(sei_tmp.lpClass) : "not used");
1596 sei->hProcess = NULL;
1598 /* make copies of all path/command strings */
1599 if (!sei_tmp.lpFile)
1601 wszApplicationName = HeapAlloc(GetProcessHeap(), 0, dwApplicationNameLen*sizeof(WCHAR));
1602 *wszApplicationName = '\0';
1604 else if (*sei_tmp.lpFile == '\"')
1606 DWORD l = strlenW(sei_tmp.lpFile+1);
1607 if(l >= dwApplicationNameLen) dwApplicationNameLen = l+1;
1608 wszApplicationName = HeapAlloc(GetProcessHeap(), 0, dwApplicationNameLen*sizeof(WCHAR));
1609 memcpy(wszApplicationName, sei_tmp.lpFile+1, (l+1)*sizeof(WCHAR));
1610 if (wszApplicationName[l-1] == '\"')
1611 wszApplicationName[l-1] = '\0';
1612 appKnownSingular = TRUE;
1613 TRACE("wszApplicationName=%s\n",debugstr_w(wszApplicationName));
1615 DWORD l = strlenW(sei_tmp.lpFile)+1;
1616 if(l > dwApplicationNameLen) dwApplicationNameLen = l+1;
1617 wszApplicationName = HeapAlloc(GetProcessHeap(), 0, dwApplicationNameLen*sizeof(WCHAR));
1618 memcpy(wszApplicationName, sei_tmp.lpFile, l*sizeof(WCHAR));
1621 wszParameters = parametersBuffer;
1622 if (sei_tmp.lpParameters)
1624 len = lstrlenW(sei_tmp.lpParameters) + 1;
1625 if (len > parametersLen)
1627 wszParameters = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1628 parametersLen = len;
1630 strcpyW(wszParameters, sei_tmp.lpParameters);
1633 *wszParameters = '\0';
1636 if (sei_tmp.lpDirectory)
1638 len = lstrlenW(sei_tmp.lpDirectory) + 1;
1641 wszDir = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1644 strcpyW(wszDir, sei_tmp.lpDirectory);
1649 /* adjust string pointers to point to the new buffers */
1650 sei_tmp.lpFile = wszApplicationName;
1651 sei_tmp.lpParameters = wszParameters;
1652 sei_tmp.lpDirectory = wszDir;
1654 if (sei_tmp.fMask & unsupportedFlags)
1656 FIXME("flags ignored: 0x%08x\n", sei_tmp.fMask & unsupportedFlags);
1659 /* process the IDList */
1660 if (sei_tmp.fMask & SEE_MASK_IDLIST)
1662 IShellExecuteHookW* pSEH;
1664 HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL);
1668 hr = IShellExecuteHookW_Execute(pSEH, &sei_tmp);
1670 IShellExecuteHookW_Release(pSEH);
1673 HeapFree(GetProcessHeap(), 0, wszApplicationName);
1674 if (wszParameters != parametersBuffer)
1675 HeapFree(GetProcessHeap(), 0, wszParameters);
1676 if (wszDir != dirBuffer)
1677 HeapFree(GetProcessHeap(), 0, wszDir);
1682 SHGetPathFromIDListW(sei_tmp.lpIDList, wszApplicationName);
1683 appKnownSingular = TRUE;
1684 TRACE("-- idlist=%p (%s)\n", sei_tmp.lpIDList, debugstr_w(wszApplicationName));
1687 if ( ERROR_SUCCESS == ShellExecute_FromContextMenu( &sei_tmp ) )
1689 sei->hInstApp = (HINSTANCE) 33;
1690 HeapFree(GetProcessHeap(), 0, wszApplicationName);
1691 if (wszParameters != parametersBuffer)
1692 HeapFree(GetProcessHeap(), 0, wszParameters);
1693 if (wszDir != dirBuffer)
1694 HeapFree(GetProcessHeap(), 0, wszDir);
1698 if (sei_tmp.fMask & SEE_MASK_CLASSALL)
1700 retval = SHELL_execute_class( wszApplicationName, &sei_tmp, sei,
1702 if (retval <= 32 && !(sei_tmp.fMask & SEE_MASK_FLAG_NO_UI))
1703 do_error_dialog(retval, sei_tmp.hwnd);
1704 HeapFree(GetProcessHeap(), 0, wszApplicationName);
1705 if (wszParameters != parametersBuffer)
1706 HeapFree(GetProcessHeap(), 0, wszParameters);
1707 if (wszDir != dirBuffer)
1708 HeapFree(GetProcessHeap(), 0, wszDir);
1712 /* Has the IDList not yet been translated? */
1713 if (sei_tmp.fMask & SEE_MASK_IDLIST)
1715 appKnownSingular = SHELL_translate_idlist( &sei_tmp, wszParameters,
1718 dwApplicationNameLen );
1721 /* expand environment strings */
1722 len = ExpandEnvironmentStringsW(sei_tmp.lpFile, NULL, 0);
1726 buf = HeapAlloc(GetProcessHeap(),0,(len+1)*sizeof(WCHAR));
1728 ExpandEnvironmentStringsW(sei_tmp.lpFile, buf, len+1);
1729 HeapFree(GetProcessHeap(), 0, wszApplicationName);
1730 dwApplicationNameLen = len+1;
1731 wszApplicationName = buf;
1732 /* appKnownSingular unmodified */
1734 sei_tmp.lpFile = wszApplicationName;
1737 if (*sei_tmp.lpParameters)
1739 len = ExpandEnvironmentStringsW(sei_tmp.lpParameters, NULL, 0);
1744 buf = HeapAlloc(GetProcessHeap(),0,len*sizeof(WCHAR));
1745 ExpandEnvironmentStringsW(sei_tmp.lpParameters, buf, len);
1746 if (wszParameters != parametersBuffer)
1747 HeapFree(GetProcessHeap(), 0, wszParameters);
1748 wszParameters = buf;
1749 parametersLen = len;
1750 sei_tmp.lpParameters = wszParameters;
1754 if (*sei_tmp.lpDirectory)
1756 len = ExpandEnvironmentStringsW(sei_tmp.lpDirectory, NULL, 0);
1761 buf = HeapAlloc(GetProcessHeap(),0,len*sizeof(WCHAR));
1762 ExpandEnvironmentStringsW(sei_tmp.lpDirectory, buf, len);
1763 if (wszDir != dirBuffer)
1764 HeapFree(GetProcessHeap(), 0, wszDir);
1766 sei_tmp.lpDirectory = wszDir;
1770 /* Else, try to execute the filename */
1771 TRACE("execute:%s,%s,%s\n", debugstr_w(wszApplicationName), debugstr_w(wszParameters), debugstr_w(wszDir));
1773 /* separate out command line arguments from executable file name */
1774 if (!*sei_tmp.lpParameters && !appKnownSingular) {
1775 /* If the executable path is quoted, handle the rest of the command line as parameters. */
1776 if (sei_tmp.lpFile[0] == '"') {
1777 LPWSTR src = wszApplicationName/*sei_tmp.lpFile*/ + 1;
1778 LPWSTR dst = wfileName;
1781 /* copy the unquoted executable path to 'wfileName' */
1782 while(*src && *src!='"')
1790 while(isspace(*src))
1795 /* copy the parameter string to 'wszParameters' */
1796 strcpyW(wszParameters, src);
1798 /* terminate previous command string after the quote character */
1804 /* If the executable name is not quoted, we have to use this search loop here,
1805 that in CreateProcess() is not sufficient because it does not handle shell links. */
1806 WCHAR buffer[MAX_PATH], xlpFile[MAX_PATH];
1809 LPWSTR beg = wszApplicationName/*sei_tmp.lpFile*/;
1810 for(s=beg; (space=strchrW(s, ' ')); s=space+1) {
1811 int idx = space-sei_tmp.lpFile;
1812 memcpy(buffer, sei_tmp.lpFile, idx * sizeof(WCHAR));
1815 /*FIXME This finds directory paths if the targeted file name contains spaces. */
1816 if (SearchPathW(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, buffer, wszExe, sizeof(xlpFile)/sizeof(xlpFile[0]), xlpFile, NULL))
1818 /* separate out command from parameter string */
1819 LPCWSTR p = space + 1;
1824 strcpyW(wszParameters, p);
1831 lpFile = sei_tmp.lpFile;
1834 lpFile = sei_tmp.lpFile;
1837 len = lstrlenW(wszApplicationName) + 1;
1838 if (sei_tmp.lpParameters[0])
1839 len += 1 + lstrlenW(wszParameters);
1842 wcmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1845 strcpyW(wcmd, wszApplicationName);
1846 if (sei_tmp.lpParameters[0]) {
1847 strcatW(wcmd, wSpace);
1848 strcatW(wcmd, wszParameters);
1851 retval = execfunc(wcmd, NULL, FALSE, &sei_tmp, sei);
1853 HeapFree(GetProcessHeap(), 0, wszApplicationName);
1854 if (wszParameters != parametersBuffer)
1855 HeapFree(GetProcessHeap(), 0, wszParameters);
1856 if (wszDir != dirBuffer)
1857 HeapFree(GetProcessHeap(), 0, wszDir);
1858 if (wcmd != wcmdBuffer)
1859 HeapFree(GetProcessHeap(), 0, wcmd);
1863 /* Else, try to find the executable */
1865 retval = SHELL_FindExecutable(sei_tmp.lpDirectory, lpFile, sei_tmp.lpVerb, wcmd, wcmdLen, lpstrProtocol, &env, sei_tmp.lpIDList, sei_tmp.lpParameters);
1866 if (retval > 32) /* Found */
1868 retval = SHELL_quote_and_execute( wcmd, wszParameters, lpstrProtocol,
1869 wszApplicationName, env, &sei_tmp,
1871 HeapFree( GetProcessHeap(), 0, env );
1873 else if (PathIsDirectoryW(lpFile))
1875 static const WCHAR wExplorer[] = {'e','x','p','l','o','r','e','r',0};
1876 static const WCHAR wQuote[] = {'"',0};
1877 WCHAR wExec[MAX_PATH];
1878 WCHAR * lpQuotedFile = HeapAlloc( GetProcessHeap(), 0, sizeof(WCHAR) * (strlenW(lpFile) + 3) );
1882 retval = SHELL_FindExecutable( sei_tmp.lpDirectory, wExplorer,
1883 wszOpen, wExec, MAX_PATH,
1884 NULL, &env, NULL, NULL );
1887 strcpyW(lpQuotedFile, wQuote);
1888 strcatW(lpQuotedFile, lpFile);
1889 strcatW(lpQuotedFile, wQuote);
1890 retval = SHELL_quote_and_execute( wExec, lpQuotedFile,
1892 wszApplicationName, env,
1893 &sei_tmp, sei, execfunc );
1894 HeapFree( GetProcessHeap(), 0, env );
1896 HeapFree( GetProcessHeap(), 0, lpQuotedFile );
1899 retval = 0; /* Out of memory */
1901 else if (PathIsURLW(lpFile)) /* File not found, check for URL */
1903 retval = SHELL_execute_url( lpFile, wFile, wcmd, &sei_tmp, sei, execfunc );
1905 /* Check if file specified is in the form www.??????.*** */
1906 else if (!strncmpiW(lpFile, wWww, 3))
1908 /* if so, append lpFile http:// and call ShellExecute */
1909 WCHAR lpstrTmpFile[256];
1910 strcpyW(lpstrTmpFile, wHttp);
1911 strcatW(lpstrTmpFile, lpFile);
1912 retval = (UINT_PTR)ShellExecuteW(sei_tmp.hwnd, sei_tmp.lpVerb, lpstrTmpFile, NULL, NULL, 0);
1915 TRACE("retval %lu\n", retval);
1917 HeapFree(GetProcessHeap(), 0, wszApplicationName);
1918 if (wszParameters != parametersBuffer)
1919 HeapFree(GetProcessHeap(), 0, wszParameters);
1920 if (wszDir != dirBuffer)
1921 HeapFree(GetProcessHeap(), 0, wszDir);
1922 if (wcmd != wcmdBuffer)
1923 HeapFree(GetProcessHeap(), 0, wcmd);
1925 sei->hInstApp = (HINSTANCE)(retval > 32 ? 33 : retval);
1927 if (retval <= 32 && !(sei_tmp.fMask & SEE_MASK_FLAG_NO_UI))
1928 do_error_dialog(retval, sei_tmp.hwnd);
1932 /*************************************************************************
1933 * ShellExecuteA [SHELL32.290]
1935 HINSTANCE WINAPI ShellExecuteA(HWND hWnd, LPCSTR lpOperation,LPCSTR lpFile,
1936 LPCSTR lpParameters,LPCSTR lpDirectory, INT iShowCmd)
1938 SHELLEXECUTEINFOA sei;
1940 TRACE("%p,%s,%s,%s,%s,%d\n",
1941 hWnd, debugstr_a(lpOperation), debugstr_a(lpFile),
1942 debugstr_a(lpParameters), debugstr_a(lpDirectory), iShowCmd);
1944 sei.cbSize = sizeof(sei);
1945 sei.fMask = SEE_MASK_FLAG_NO_UI;
1947 sei.lpVerb = lpOperation;
1948 sei.lpFile = lpFile;
1949 sei.lpParameters = lpParameters;
1950 sei.lpDirectory = lpDirectory;
1951 sei.nShow = iShowCmd;
1958 ShellExecuteExA (&sei);
1959 return sei.hInstApp;
1962 /*************************************************************************
1963 * ShellExecuteExA [SHELL32.292]
1966 BOOL WINAPI DECLSPEC_HOTPATCH ShellExecuteExA (LPSHELLEXECUTEINFOA sei)
1968 SHELLEXECUTEINFOW seiW;
1970 WCHAR *wVerb = NULL, *wFile = NULL, *wParameters = NULL, *wDirectory = NULL, *wClass = NULL;
1974 memcpy(&seiW, sei, sizeof(SHELLEXECUTEINFOW));
1977 seiW.lpVerb = __SHCloneStrAtoW(&wVerb, sei->lpVerb);
1980 seiW.lpFile = __SHCloneStrAtoW(&wFile, sei->lpFile);
1982 if (sei->lpParameters)
1983 seiW.lpParameters = __SHCloneStrAtoW(&wParameters, sei->lpParameters);
1985 if (sei->lpDirectory)
1986 seiW.lpDirectory = __SHCloneStrAtoW(&wDirectory, sei->lpDirectory);
1988 if ((sei->fMask & SEE_MASK_CLASSALL) == SEE_MASK_CLASSNAME && sei->lpClass)
1989 seiW.lpClass = __SHCloneStrAtoW(&wClass, sei->lpClass);
1991 seiW.lpClass = NULL;
1993 ret = SHELL_execute( &seiW, SHELL_ExecuteW );
1995 sei->hInstApp = seiW.hInstApp;
1997 if (sei->fMask & SEE_MASK_NOCLOSEPROCESS)
1998 sei->hProcess = seiW.hProcess;
2002 SHFree(wParameters);
2009 /*************************************************************************
2010 * ShellExecuteExW [SHELL32.293]
2013 BOOL WINAPI DECLSPEC_HOTPATCH ShellExecuteExW (LPSHELLEXECUTEINFOW sei)
2015 return SHELL_execute( sei, SHELL_ExecuteW );
2018 /*************************************************************************
2019 * ShellExecuteW [SHELL32.294]
2021 * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation,
2022 * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd);
2024 HINSTANCE WINAPI ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, LPCWSTR lpFile,
2025 LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd)
2027 SHELLEXECUTEINFOW sei;
2030 sei.cbSize = sizeof(sei);
2031 sei.fMask = SEE_MASK_FLAG_NO_UI;
2033 sei.lpVerb = lpOperation;
2034 sei.lpFile = lpFile;
2035 sei.lpParameters = lpParameters;
2036 sei.lpDirectory = lpDirectory;
2037 sei.nShow = nShowCmd;
2044 SHELL_execute( &sei, SHELL_ExecuteW );
2045 return sei.hInstApp;
2048 /*************************************************************************
2049 * WOWShellExecute [SHELL32.@]
2051 * FIXME: the callback function most likely doesn't work the same way on Windows.
2053 HINSTANCE WINAPI WOWShellExecute(HWND hWnd, LPCSTR lpOperation,LPCSTR lpFile,
2054 LPCSTR lpParameters,LPCSTR lpDirectory, INT iShowCmd, void *callback)
2056 SHELLEXECUTEINFOW seiW;
2057 WCHAR *wVerb = NULL, *wFile = NULL, *wParameters = NULL, *wDirectory = NULL;
2058 HANDLE hProcess = 0;
2060 seiW.lpVerb = lpOperation ? __SHCloneStrAtoW(&wVerb, lpOperation) : NULL;
2061 seiW.lpFile = lpFile ? __SHCloneStrAtoW(&wFile, lpFile) : NULL;
2062 seiW.lpParameters = lpParameters ? __SHCloneStrAtoW(&wParameters, lpParameters) : NULL;
2063 seiW.lpDirectory = lpDirectory ? __SHCloneStrAtoW(&wDirectory, lpDirectory) : NULL;
2065 seiW.cbSize = sizeof(seiW);
2068 seiW.nShow = iShowCmd;
2073 seiW.hProcess = hProcess;
2075 SHELL_execute( &seiW, callback );
2079 SHFree(wParameters);
2081 return seiW.hInstApp;
2084 /*************************************************************************
2085 * OpenAs_RunDLLA [SHELL32.@]
2087 void WINAPI OpenAs_RunDLLA(HWND hwnd, HINSTANCE hinst, LPCSTR cmdline, int cmdshow)
2089 FIXME("%p, %p, %s, %d\n", hwnd, hinst, debugstr_a(cmdline), cmdshow);
2092 /*************************************************************************
2093 * OpenAs_RunDLLW [SHELL32.@]
2095 void WINAPI OpenAs_RunDLLW(HWND hwnd, HINSTANCE hinst, LPCWSTR cmdline, int cmdshow)
2097 FIXME("%p, %p, %s, %d\n", hwnd, hinst, debugstr_w(cmdline), cmdshow);