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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "wine/port.h"
45 #include "wine/winbase16.h"
46 #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};
61 /***********************************************************************
62 * SHELL_ArgifyW [Internal]
64 * this function is supposed to expand the escape sequences found in the registry
65 * some diving reported that the following were used:
66 * + %1, %2... seem to report to parameter of index N in ShellExecute pmts
71 * %I address of a global item ID (explorer switch /idlist)
72 * %L seems to be %1 as long filename followed by the 8+3 variation
74 * %* all following parameters (see batfile)
77 * FIXME: Careful of going over string boundaries. No checking is done to 'res'...
79 static BOOL SHELL_ArgifyW(WCHAR* out, int len, const WCHAR* fmt, const WCHAR* lpFile, LPITEMIDLIST pidl, LPCWSTR args)
87 TRACE("%p, %d, %s, %s, %p, %p\n", out, len, debugstr_w(fmt),
88 debugstr_w(lpFile), pidl, args);
122 while(*args && !isspace(*args))
125 while(isspace(*args))
130 /* else fall through */
132 if (!done || (*fmt == '1'))
134 /*FIXME Is the call to SearchPathW() really needed? We already have separated out the parameter string in args. */
135 if (SearchPathW(NULL, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
140 /* Add double quotation marks unless we already have them
141 (e.g.: "file://%1" %* for exefile) or unless the arg is already
142 enclosed in double quotation marks */
143 if ((res == out || *(fmt + 1) != '"') && *cmd != '"')
159 * IE uses this a lot for activating things such as windows media
160 * player. This is not verified to be fully correct but it appears
166 strcpyW(res, lpFile);
167 res += strlenW(lpFile);
174 HGLOBAL hmem = SHAllocShared(pidl, ILGetSize(pidl), 0);
175 pv = SHLockShared(hmem, 0);
176 res += sprintfW(res, wszILPtr, pv);
183 * Check if this is an env-variable here...
186 /* Make sure that we have at least one more %.*/
187 if (strchrW(fmt, '%'))
189 WCHAR tmpBuffer[1024];
190 PWSTR tmpB = tmpBuffer;
191 WCHAR tmpEnvBuff[MAX_PATH];
198 TRACE("Checking %s to be an env-var\n", debugstr_w(tmpBuffer));
200 envRet = GetEnvironmentVariableW(tmpBuffer, tmpEnvBuff, MAX_PATH);
201 if (envRet == 0 || envRet > MAX_PATH)
202 strcpyW( res, tmpBuffer );
204 strcpyW( res, tmpEnvBuff );
210 /* Don't skip past terminator (catch a single '%' at the end) */
225 HRESULT SHELL_GetPathFromIDListForExecuteA(LPCITEMIDLIST pidl, LPSTR pszPath, UINT uOutSize)
228 IShellFolder* desktop;
230 HRESULT hr = SHGetDesktopFolder(&desktop);
233 hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret);
236 StrRetToStrNA(pszPath, uOutSize, &strret, pidl);
238 IShellFolder_Release(desktop);
244 HRESULT SHELL_GetPathFromIDListForExecuteW(LPCITEMIDLIST pidl, LPWSTR pszPath, UINT uOutSize)
247 IShellFolder* desktop;
249 HRESULT hr = SHGetDesktopFolder(&desktop);
252 hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret);
255 StrRetToStrNW(pszPath, uOutSize, &strret, pidl);
257 IShellFolder_Release(desktop);
263 /*************************************************************************
264 * SHELL_ResolveShortCutW [Internal]
265 * read shortcut file at 'wcmd'
267 static HRESULT SHELL_ResolveShortCutW(LPWSTR wcmd, LPWSTR wargs, LPWSTR wdir, HWND hwnd, LPCWSTR lpVerb, int* pshowcmd, LPITEMIDLIST* ppidl)
271 HRESULT hr = SHGetDesktopFolder(&psf);
279 hr = IShellFolder_ParseDisplayName(psf, 0, 0, wcmd, &l, &pidl, 0);
284 hr = IShellFolder_GetUIObjectOf(psf, NULL, 1, (LPCITEMIDLIST*)&pidl, &IID_IShellLinkW, NULL, (LPVOID*)&psl);
287 hr = IShellLinkW_Resolve(psl, hwnd, 0);
290 hr = IShellLinkW_GetPath(psl, wcmd, MAX_PATH, NULL, SLGP_UNCPRIORITY);
294 /* We could not translate the PIDL in the shell link into a valid file system path - so return the PIDL instead. */
295 hr = IShellLinkW_GetIDList(psl, ppidl);
297 if (SUCCEEDED(hr) && *ppidl) {
298 /* We got a PIDL instead of a file system path - try to translate it. */
299 if (SUCCEEDED(SHELL_GetPathFromIDListW(*ppidl, wcmd, MAX_PATH))) {
307 /* get command line arguments, working directory and display mode if available */
308 IShellLinkW_GetWorkingDirectory(psl, wdir, MAX_PATH);
309 IShellLinkW_GetArguments(psl, wargs, MAX_PATH);
310 IShellLinkW_GetShowCmd(psl, pshowcmd);
315 IShellLinkW_Release(psl);
321 IShellFolder_Release(psf);
327 /*************************************************************************
328 * SHELL_ExecuteW [Internal]
331 static UINT SHELL_ExecuteW(const WCHAR *lpCmd, WCHAR *env, BOOL shWait,
332 LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
334 STARTUPINFOW startup;
335 PROCESS_INFORMATION info;
338 WCHAR curdir[MAX_PATH];
340 TRACE("Execute %s from directory %s\n", debugstr_w(lpCmd), debugstr_w(psei->lpDirectory));
341 /* ShellExecute specifies the command from psei->lpDirectory
342 * if present. Not from the current dir as CreateProcess does */
343 if( psei->lpDirectory && psei->lpDirectory[0] )
344 if( ( gcdret = GetCurrentDirectoryW( MAX_PATH, curdir)))
345 if( !SetCurrentDirectoryW( psei->lpDirectory))
346 ERR("cannot set directory %s\n", debugstr_w(psei->lpDirectory));
347 ZeroMemory(&startup,sizeof(STARTUPINFOW));
348 startup.cb = sizeof(STARTUPINFOW);
349 startup.dwFlags = STARTF_USESHOWWINDOW;
350 startup.wShowWindow = psei->nShow;
351 if (CreateProcessW(NULL, (LPWSTR)lpCmd, NULL, NULL, FALSE, CREATE_UNICODE_ENVIRONMENT,
352 env, *psei->lpDirectory? psei->lpDirectory: NULL, &startup, &info))
354 /* Give 30 seconds to the app to come up, if desired. Probably only needed
355 when starting app immediately before making a DDE connection. */
357 if (WaitForInputIdle( info.hProcess, 30000 ) == WAIT_FAILED)
358 WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() );
360 if (psei->fMask & SEE_MASK_NOCLOSEPROCESS)
361 psei_out->hProcess = info.hProcess;
363 CloseHandle( info.hProcess );
364 CloseHandle( info.hThread );
366 else if ((retval = GetLastError()) >= 32)
368 TRACE("CreateProcess returned error %d\n", retval);
369 retval = ERROR_BAD_FORMAT;
372 TRACE("returning %u\n", retval);
374 psei_out->hInstApp = (HINSTANCE)retval;
376 if( !SetCurrentDirectoryW( curdir))
377 ERR("cannot return to directory %s\n", debugstr_w(curdir));
383 /***********************************************************************
384 * SHELL_BuildEnvW [Internal]
386 * Build the environment for the new process, adding the specified
387 * path to the PATH variable. Returned pointer must be freed by caller.
389 static void *SHELL_BuildEnvW( const WCHAR *path )
391 static const WCHAR wPath[] = {'P','A','T','H','=',0};
392 WCHAR *strings, *new_env;
394 int total = strlenW(path) + 1;
395 BOOL got_path = FALSE;
397 if (!(strings = GetEnvironmentStringsW())) return NULL;
401 int len = strlenW(p) + 1;
402 if (!strncmpiW( p, wPath, 5 )) got_path = TRUE;
406 if (!got_path) total += 5; /* we need to create PATH */
407 total++; /* terminating null */
409 if (!(new_env = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) )))
411 FreeEnvironmentStringsW( strings );
418 int len = strlenW(p) + 1;
419 memcpy( p2, p, len * sizeof(WCHAR) );
420 if (!strncmpiW( p, wPath, 5 ))
423 strcpyW( p2 + len, path );
424 p2 += strlenW(path) + 1;
431 strcpyW( p2, wPath );
433 p2 += strlenW(p2) + 1;
436 FreeEnvironmentStringsW( strings );
441 /***********************************************************************
442 * SHELL_TryAppPathW [Internal]
444 * Helper function for SHELL_FindExecutable
445 * @param lpResult - pointer to a buffer of size MAX_PATH
446 * On entry: szName is a filename (probably without path separators).
447 * On exit: if szName found in "App Path", place full path in lpResult, and return true
449 static BOOL SHELL_TryAppPathW( LPCWSTR szName, LPWSTR lpResult, WCHAR **env)
451 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',
452 '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','A','p','p',' ','P','a','t','h','s','\\',0};
453 static const WCHAR wPath[] = {'P','a','t','h',0};
460 if (env) *env = NULL;
461 strcpyW(buffer, wszKeyAppPaths);
462 strcatW(buffer, szName);
463 res = RegOpenKeyExW(HKEY_LOCAL_MACHINE, buffer, 0, KEY_READ, &hkApp);
466 len = MAX_PATH*sizeof(WCHAR);
467 res = RegQueryValueW(hkApp, NULL, lpResult, &len);
473 DWORD count = sizeof(buffer);
474 if (!RegQueryValueExW(hkApp, wPath, NULL, NULL, (LPBYTE)buffer, &count) && buffer[0])
475 *env = SHELL_BuildEnvW( buffer );
479 if (hkApp) RegCloseKey(hkApp);
483 static UINT SHELL_FindExecutableByOperation(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation, LPWSTR key, LPWSTR filetype, LPWSTR command, LONG commandlen)
485 static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0};
487 /* Looking for ...buffer\shell\<verb>\command */
488 strcatW(filetype, wszShell);
489 strcatW(filetype, lpOperation);
490 strcatW(filetype, wCommand);
492 if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, command,
493 &commandlen) == ERROR_SUCCESS)
495 commandlen /= sizeof(WCHAR);
496 if (key) strcpyW(key, filetype);
500 LONG paramlen = sizeof(param);
501 static const WCHAR wSpace[] = {' ',0};
503 /* FIXME: it seems all Windows version don't behave the same here.
504 * the doc states that this ddeexec information can be found after
506 * on Win98, it doesn't appear, but I think it does on Win2k
508 /* Get the parameters needed by the application
509 from the associated ddeexec key */
510 tmp = strstrW(filetype, wCommand);
512 strcatW(filetype, wDdeexec);
513 if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, param,
514 ¶mlen) == ERROR_SUCCESS)
516 paramlen /= sizeof(WCHAR);
517 strcatW(command, wSpace);
518 strcatW(command, param);
519 commandlen += paramlen;
523 command[commandlen] = '\0';
525 return 33; /* FIXME see SHELL_FindExecutable() */
528 return 31; /* default - 'No association was found' */
531 /*************************************************************************
532 * SHELL_FindExecutable [Internal]
534 * Utility for code sharing between FindExecutable and ShellExecute
536 * lpFile the name of a file
537 * lpOperation the operation on it (open)
539 * lpResult a buffer, big enough :-(, to store the command to do the
540 * operation on the file
541 * key a buffer, big enough, to get the key name to do actually the
542 * command (it'll be used afterwards for more information
545 UINT SHELL_FindExecutable(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation,
546 LPWSTR lpResult, int resultLen, LPWSTR key, WCHAR **env, LPITEMIDLIST pidl, LPCWSTR args)
548 static const WCHAR wWindows[] = {'w','i','n','d','o','w','s',0};
549 static const WCHAR wPrograms[] = {'p','r','o','g','r','a','m','s',0};
550 static const WCHAR wExtensions[] = {'e','x','e',' ','p','i','f',' ','b','a','t',' ','c','m','d',' ','c','o','m',0};
551 WCHAR *extension = NULL; /* pointer to file extension */
552 WCHAR filetype[256]; /* registry name for this filetype */
553 LONG filetypelen = sizeof(filetype); /* length of above */
554 WCHAR command[1024]; /* command from registry */
555 WCHAR wBuffer[256]; /* Used to GetProfileString */
556 UINT retval = 31; /* default - 'No association was found' */
557 WCHAR *tok; /* token pointer */
558 WCHAR xlpFile[256]; /* result of SearchPath */
559 DWORD attribs; /* file attributes */
561 TRACE("%s\n", (lpFile != NULL) ? debugstr_w(lpFile) : "-");
564 lpResult[0] = '\0'; /* Start off with an empty return string */
565 if (key) *key = '\0';
567 /* trap NULL parameters on entry */
568 if ((lpFile == NULL) || (lpResult == NULL) || (lpOperation == NULL))
570 WARN("(lpFile=%s,lpResult=%s,lpOperation=%s): NULL parameter\n",
571 debugstr_w(lpFile), debugstr_w(lpOperation), debugstr_w(lpResult));
572 return 2; /* File not found. Close enough, I guess. */
575 if (SHELL_TryAppPathW( lpFile, lpResult, env ))
577 TRACE("found %s via App Paths\n", debugstr_w(lpResult));
581 if (SearchPathW(lpPath, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL))
583 TRACE("SearchPathW returned non-zero\n");
585 /* Hey, isn't this value ignored? Why make this call? Shouldn't we return here? --dank*/
588 attribs = GetFileAttributesW(lpFile);
589 if (attribs!=INVALID_FILE_ATTRIBUTES && (attribs&FILE_ATTRIBUTE_DIRECTORY))
591 strcpyW(filetype, wszFolder);
592 filetypelen = 6; /* strlen("Folder") */
596 /* First thing we need is the file's extension */
597 extension = strrchrW(xlpFile, '.'); /* Assume last "." is the one; */
598 /* File->Run in progman uses */
600 TRACE("xlpFile=%s,extension=%s\n", debugstr_w(xlpFile), debugstr_w(extension));
602 if (extension == NULL || extension[1]==0)
604 WARN("Returning 31 - No association\n");
605 return 31; /* no association */
608 /* Three places to check: */
609 /* 1. win.ini, [windows], programs (NB no leading '.') */
610 /* 2. Registry, HKEY_CLASS_ROOT\<filetype>\shell\open\command */
611 /* 3. win.ini, [extensions], extension (NB no leading '.' */
612 /* All I know of the order is that registry is checked before */
613 /* extensions; however, it'd make sense to check the programs */
614 /* section first, so that's what happens here. */
616 /* See if it's a program - if GetProfileString fails, we skip this
617 * section. Actually, if GetProfileString fails, we've probably
618 * got a lot more to worry about than running a program... */
619 if (GetProfileStringW(wWindows, wPrograms, wExtensions, wBuffer, sizeof(wBuffer)/sizeof(WCHAR)) > 0)
626 while (*p && *p != ' ' && *p != '\t') p++;
630 while (*p == ' ' || *p == '\t') p++;
633 if (strcmpiW(tok, &extension[1]) == 0) /* have to skip the leading "." */
635 strcpyW(lpResult, xlpFile);
636 /* Need to perhaps check that the file has a path
638 TRACE("found %s\n", debugstr_w(lpResult));
641 /* Greater than 32 to indicate success FIXME According to the
642 * docs, I should be returning a handle for the
643 * executable. Does this mean I'm supposed to open the
644 * executable file or something? More RTFM, I guess... */
651 if (RegQueryValueW(HKEY_CLASSES_ROOT, extension, filetype,
652 &filetypelen) == ERROR_SUCCESS)
654 filetypelen /= sizeof(WCHAR);
655 filetype[filetypelen] = '\0';
656 TRACE("File type: %s\n", debugstr_w(filetype));
664 /* pass the operation string to SHELL_FindExecutableByOperation() */
665 filetype[filetypelen] = '\0';
666 retval = SHELL_FindExecutableByOperation(lpPath, lpFile, lpOperation, key, filetype, command, sizeof(command));
670 WCHAR operation[MAX_PATH];
673 /* Looking for ...buffer\shell\<operation>\command */
674 strcatW(filetype, wszShell);
676 /* enumerate the operation subkeys in the registry and search for one with an associated command */
677 if (RegOpenKeyW(HKEY_CLASSES_ROOT, filetype, &hkey) == ERROR_SUCCESS)
682 if (RegEnumKeyW(hkey, idx, operation, MAX_PATH) != ERROR_SUCCESS)
685 filetype[filetypelen] = '\0';
686 retval = SHELL_FindExecutableByOperation(lpPath, lpFile, operation, key, filetype, command, sizeof(command));
697 SHELL_ArgifyW(lpResult, resultLen, command, xlpFile, pidl, args);
699 /* Remove double quotation marks and command line arguments */
700 if (*lpResult == '"')
703 while (*(p + 1) != '"')
712 else /* Check win.ini */
714 static const WCHAR wExtensions[] = {'e','x','t','e','n','s','i','o','n','s',0};
716 /* Toss the leading dot */
718 if (GetProfileStringW(wExtensions, extension, wszEmpty, command, sizeof(command)/sizeof(WCHAR)) > 0)
720 if (strlenW(command) != 0)
722 strcpyW(lpResult, command);
723 tok = strchrW(lpResult, '^'); /* should be ^.extension? */
727 strcatW(lpResult, xlpFile); /* what if no dir in xlpFile? */
728 tok = strchrW(command, '^'); /* see above */
729 if ((tok != NULL) && (strlenW(tok)>5))
731 strcatW(lpResult, &tok[5]);
734 retval = 33; /* FIXME - see above */
739 TRACE("returning %s\n", debugstr_w(lpResult));
743 /******************************************************************
746 * callback for the DDE connection. not really usefull
748 static HDDEDATA CALLBACK dde_cb(UINT uType, UINT uFmt, HCONV hConv,
749 HSZ hsz1, HSZ hsz2, HDDEDATA hData,
750 ULONG_PTR dwData1, ULONG_PTR dwData2)
752 TRACE("dde_cb: %04x, %04x, %p, %p, %p, %p, %08lx, %08lx\n",
753 uType, uFmt, hConv, hsz1, hsz2, hData, dwData1, dwData2);
757 /******************************************************************
760 * ShellExecute helper. Used to do an operation with a DDE connection
762 * Handles both the direct connection (try #1), and if it fails,
763 * launching an application and trying (#2) to connect to it
766 static unsigned dde_connect(WCHAR* key, WCHAR* start, WCHAR* ddeexec,
767 const WCHAR* lpFile, WCHAR *env,
768 LPCWSTR szCommandline, LPITEMIDLIST pidl, SHELL_ExecuteW32 execfunc,
769 LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
771 static const WCHAR wApplication[] = {'\\','a','p','p','l','i','c','a','t','i','o','n',0};
772 static const WCHAR wTopic[] = {'\\','t','o','p','i','c',0};
773 WCHAR * endkey = key + strlenW(key);
774 WCHAR app[256], topic[256], ifexec[256], res[256];
775 LONG applen, topiclen, ifexeclen;
779 HSZ hszApp, hszTopic;
784 strcpyW(endkey, wApplication);
785 applen = sizeof(app);
786 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, app, &applen) != ERROR_SUCCESS)
788 FIXME("default app name NIY %s\n", debugstr_w(key));
792 strcpyW(endkey, wTopic);
793 topiclen = sizeof(topic);
794 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, topic, &topiclen) != ERROR_SUCCESS)
796 static const WCHAR wSystem[] = {'S','y','s','t','e','m',0};
797 strcpyW(topic, wSystem);
800 if (DdeInitializeW(&ddeInst, dde_cb, APPCMD_CLIENTONLY, 0L) != DMLERR_NO_ERROR)
805 hszApp = DdeCreateStringHandleW(ddeInst, app, CP_WINUNICODE);
806 hszTopic = DdeCreateStringHandleW(ddeInst, topic, CP_WINUNICODE);
808 hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
812 static const WCHAR wIfexec[] = {'\\','i','f','e','x','e','c',0};
813 TRACE("Launching '%s'\n", debugstr_w(start));
814 ret = execfunc(start, env, TRUE, psei, psei_out);
817 TRACE("Couldn't launch\n");
820 hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL);
823 TRACE("Couldn't connect. ret=%d\n", ret);
824 DdeUninitialize(ddeInst);
825 SetLastError(ERROR_DDE_FAIL);
826 return 30; /* whatever */
828 strcpyW(endkey, wIfexec);
829 ifexeclen = sizeof(ifexec);
830 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, ifexec, &ifexeclen) == ERROR_SUCCESS)
836 SHELL_ArgifyW(res, sizeof(res)/sizeof(WCHAR), exec, lpFile, pidl, szCommandline);
837 TRACE("%s %s => %s\n", debugstr_w(exec), debugstr_w(lpFile), debugstr_w(res));
839 /* It's documented in the KB 330337 that IE has a bug and returns
840 * error DMLERR_NOTPROCESSED on XTYP_EXECUTE request.
842 hDdeData = DdeClientTransaction((LPBYTE)res, (strlenW(res) + 1) * sizeof(WCHAR), hConv, 0L, 0,
843 XTYP_EXECUTE, 10000, &tid);
845 DdeFreeDataHandle(hDdeData);
847 WARN("DdeClientTransaction failed with error %04x\n", DdeGetLastError(ddeInst));
850 DdeDisconnect(hConv);
853 DdeUninitialize(ddeInst);
858 /*************************************************************************
859 * execute_from_key [Internal]
861 static UINT execute_from_key(LPWSTR key, LPCWSTR lpFile, WCHAR *env, LPCWSTR szCommandline,
862 SHELL_ExecuteW32 execfunc,
863 LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out)
866 LONG cmdlen = sizeof(cmd);
871 /* Get the application for the registry */
872 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, cmd, &cmdlen) == ERROR_SUCCESS)
874 static const WCHAR wCommand[] = {'c','o','m','m','a','n','d',0};
875 static const WCHAR wDdeexec[] = {'d','d','e','e','x','e','c',0};
878 LONG paramlen = sizeof(param);
882 /* Get the parameters needed by the application
883 from the associated ddeexec key */
884 tmp = strstrW(key, wCommand);
886 strcpyW(tmp, wDdeexec);
888 if (RegQueryValueW(HKEY_CLASSES_ROOT, key, param, ¶mlen) == ERROR_SUCCESS)
890 TRACE("Got ddeexec %s => %s\n", debugstr_w(key), debugstr_w(param));
891 retval = dde_connect(key, cmd, param, lpFile, env, szCommandline, psei->lpIDList, execfunc, psei, psei_out);
895 /* Is there a replace() function anywhere? */
896 cmdlen /= sizeof(WCHAR);
898 SHELL_ArgifyW(param, sizeof(param)/sizeof(WCHAR), cmd, lpFile, psei->lpIDList, szCommandline);
899 retval = execfunc(param, env, FALSE, psei, psei_out);
902 else TRACE("ooch\n");
907 /*************************************************************************
908 * FindExecutableA [SHELL32.@]
910 HINSTANCE WINAPI FindExecutableA(LPCSTR lpFile, LPCSTR lpDirectory, LPSTR lpResult)
913 WCHAR *wFile = NULL, *wDirectory = NULL;
914 WCHAR wResult[MAX_PATH];
916 if (lpFile) __SHCloneStrAtoW(&wFile, lpFile);
917 if (lpDirectory) __SHCloneStrAtoW(&wDirectory, lpDirectory);
919 retval = FindExecutableW(wFile, wDirectory, wResult);
920 WideCharToMultiByte(CP_ACP, 0, wResult, -1, lpResult, MAX_PATH, NULL, NULL);
921 if (wFile) SHFree( wFile );
922 if (wDirectory) SHFree( wDirectory );
924 TRACE("returning %s\n", lpResult);
925 return (HINSTANCE)retval;
928 /*************************************************************************
929 * FindExecutableW [SHELL32.@]
931 HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpResult)
933 UINT retval = 31; /* default - 'No association was found' */
936 TRACE("File %s, Dir %s\n",
937 (lpFile != NULL ? debugstr_w(lpFile) : "-"), (lpDirectory != NULL ? debugstr_w(lpDirectory) : "-"));
939 lpResult[0] = '\0'; /* Start off with an empty return string */
941 /* trap NULL parameters on entry */
942 if ((lpFile == NULL) || (lpResult == NULL))
944 /* FIXME - should throw a warning, perhaps! */
945 return (HINSTANCE)2; /* File not found. Close enough, I guess. */
950 GetCurrentDirectoryW(sizeof(old_dir)/sizeof(WCHAR), old_dir);
951 SetCurrentDirectoryW(lpDirectory);
954 retval = SHELL_FindExecutable(lpDirectory, lpFile, wszOpen, lpResult, MAX_PATH, NULL, NULL, NULL, NULL);
956 TRACE("returning %s\n", debugstr_w(lpResult));
958 SetCurrentDirectoryW(old_dir);
959 return (HINSTANCE)retval;
962 /*************************************************************************
963 * ShellExecuteExW32 [Internal]
965 BOOL WINAPI ShellExecuteExW32 (LPSHELLEXECUTEINFOW sei, SHELL_ExecuteW32 execfunc)
967 static const WCHAR wQuote[] = {'"',0};
968 static const WCHAR wSpace[] = {' ',0};
969 static const WCHAR wWww[] = {'w','w','w',0};
970 static const WCHAR wFile[] = {'f','i','l','e',0};
971 static const WCHAR wHttp[] = {'h','t','t','p',':','/','/',0};
972 static const WCHAR wExtLnk[] = {'.','l','n','k',0};
973 static const WCHAR wExplorer[] = {'e','x','p','l','o','r','e','r','.','e','x','e',0};
975 WCHAR wszApplicationName[MAX_PATH+2], wszParameters[1024], wszDir[MAX_PATH];
976 SHELLEXECUTEINFOW sei_tmp; /* modifiable copy of SHELLEXECUTEINFO struct */
977 WCHAR wfileName[MAX_PATH];
979 WCHAR lpstrProtocol[256];
983 WCHAR buffer[MAX_PATH];
987 /* make a local copy of the LPSHELLEXECUTEINFO structure and work with this from now on */
988 memcpy(&sei_tmp, sei, sizeof(sei_tmp));
990 TRACE("mask=0x%08lx hwnd=%p verb=%s file=%s parm=%s dir=%s show=0x%08x class=%s\n",
991 sei_tmp.fMask, sei_tmp.hwnd, debugstr_w(sei_tmp.lpVerb),
992 debugstr_w(sei_tmp.lpFile), debugstr_w(sei_tmp.lpParameters),
993 debugstr_w(sei_tmp.lpDirectory), sei_tmp.nShow,
994 (sei_tmp.fMask & SEE_MASK_CLASSNAME) ? debugstr_w(sei_tmp.lpClass) : "not used");
996 sei->hProcess = NULL;
998 /* make copies of all path/command strings */
1000 strcpyW(wszApplicationName, sei_tmp.lpFile);
1002 *wszApplicationName = '\0';
1004 if (sei_tmp.lpParameters)
1005 strcpyW(wszParameters, sei_tmp.lpParameters);
1007 *wszParameters = '\0';
1009 if (sei_tmp.lpDirectory)
1010 strcpyW(wszDir, sei_tmp.lpDirectory);
1014 /* adjust string pointers to point to the new buffers */
1015 sei_tmp.lpFile = wszApplicationName;
1016 sei_tmp.lpParameters = wszParameters;
1017 sei_tmp.lpDirectory = wszDir;
1019 if (sei_tmp.fMask & (SEE_MASK_INVOKEIDLIST | SEE_MASK_ICON | SEE_MASK_HOTKEY |
1020 SEE_MASK_CONNECTNETDRV | SEE_MASK_FLAG_DDEWAIT |
1021 SEE_MASK_DOENVSUBST | SEE_MASK_FLAG_NO_UI | SEE_MASK_UNICODE |
1022 SEE_MASK_NO_CONSOLE | SEE_MASK_ASYNCOK | SEE_MASK_HMONITOR ))
1024 FIXME("flags ignored: 0x%08lx\n", sei_tmp.fMask);
1027 /* process the IDList */
1028 if (sei_tmp.fMask & SEE_MASK_IDLIST)
1030 IShellExecuteHookW* pSEH;
1032 HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL);
1036 hr = IShellExecuteHookW_Execute(pSEH, sei);
1038 IShellExecuteHookW_Release(pSEH);
1044 wszApplicationName[0] = '"';
1045 SHGetPathFromIDListW(sei_tmp.lpIDList, wszApplicationName+1);
1046 strcatW(wszApplicationName, wQuote);
1047 TRACE("-- idlist=%p (%s)\n", sei_tmp.lpIDList, debugstr_w(wszApplicationName));
1050 if (sei_tmp.fMask & (SEE_MASK_CLASSNAME | SEE_MASK_CLASSKEY))
1052 /* launch a document by fileclass like 'WordPad.Document.1' */
1053 /* the Commandline contains 'c:\Path\wordpad.exe "%1"' */
1054 /* FIXME: szCommandline should not be of a fixed size. Fixed to 1024, MAX_PATH is way too short! */
1055 HCR_GetExecuteCommandW((sei_tmp.fMask & SEE_MASK_CLASSKEY) ? sei_tmp.hkeyClass : NULL,
1056 (sei_tmp.fMask & SEE_MASK_CLASSNAME) ? sei_tmp.lpClass: NULL,
1057 (sei_tmp.lpVerb) ? sei_tmp.lpVerb : wszOpen,
1058 wszParameters, sizeof(wszParameters)/sizeof(WCHAR));
1060 /* FIXME: get the extension of lpFile, check if it fits to the lpClass */
1061 TRACE("SEE_MASK_CLASSNAME->'%s', doc->'%s'\n", debugstr_w(wszParameters), debugstr_w(wszApplicationName));
1064 done = SHELL_ArgifyW(wcmd, sizeof(wcmd)/sizeof(WCHAR), wszParameters, wszApplicationName, sei_tmp.lpIDList, NULL);
1065 if (!done && wszApplicationName[0])
1067 strcatW(wcmd, wSpace);
1068 strcatW(wcmd, wszApplicationName);
1070 retval = execfunc(wcmd, NULL, FALSE, &sei_tmp, sei);
1078 /* resolve shell shortcuts */
1079 ext = PathFindExtensionW(sei_tmp.lpFile);
1081 if (ext && !strncmpiW(ext, wExtLnk, sizeof(wExtLnk) / sizeof(WCHAR) - 1) &&
1082 (ext[sizeof(wExtLnk) / sizeof(WCHAR) - 1] == '\0' ||
1083 (sei_tmp.lpFile[0] == '"' && ext[sizeof(wExtLnk) / sizeof(WCHAR) - 1] == '"'))) /* or check for: shell_attribs & SFGAO_LINK */
1088 if (wszApplicationName[0] == '"')
1090 if (wszApplicationName[strlenW(wszApplicationName) - 1] == '"')
1092 wszApplicationName[strlenW(wszApplicationName) - 1] = '\0';
1104 /* expand paths before reading shell link */
1105 if (ExpandEnvironmentStringsW(Quoted ? sei_tmp.lpFile + 1 : sei_tmp.lpFile, buffer, MAX_PATH))
1106 lstrcpyW(Quoted ? wszApplicationName + 1 : wszApplicationName/*sei_tmp.lpFile*/, buffer);
1108 if (*sei_tmp.lpParameters)
1109 if (ExpandEnvironmentStringsW(sei_tmp.lpParameters, buffer, MAX_PATH))
1110 lstrcpyW(wszParameters/*sei_tmp.lpParameters*/, buffer);
1112 hr = SHELL_ResolveShortCutW((LPWSTR)(Quoted ? sei_tmp.lpFile + 1 : sei_tmp.lpFile),
1113 (LPWSTR)sei_tmp.lpParameters, (LPWSTR)sei_tmp.lpDirectory,
1114 sei_tmp.hwnd, sei_tmp.lpVerb?sei_tmp.lpVerb:wszEmpty, &sei_tmp.nShow, (LPITEMIDLIST*)&sei_tmp.lpIDList);
1117 wszApplicationName[strlenW(wszApplicationName) + 1] = '\0';
1118 wszApplicationName[strlenW(wszApplicationName)] = '"';
1122 sei->fMask |= SEE_MASK_IDLIST;
1126 /* repeat IDList processing if needed */
1127 if (sei_tmp.fMask & SEE_MASK_IDLIST)
1129 IShellExecuteHookW* pSEH;
1131 HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL);
1135 hr = IShellExecuteHookW_Execute(pSEH, sei);
1137 IShellExecuteHookW_Release(pSEH);
1143 TRACE("-- idlist=%p (%s)\n", debugstr_w(sei_tmp.lpIDList), debugstr_w(sei_tmp.lpFile));
1149 /* Has the IDList not yet been translated? */
1150 if (sei_tmp.fMask & SEE_MASK_IDLIST)
1152 /* last chance to translate IDList: now also allow CLSID paths */
1153 if (SUCCEEDED(SHELL_GetPathFromIDListForExecuteW(sei_tmp.lpIDList, buffer, sizeof(buffer)))) {
1154 if (buffer[0]==':' && buffer[1]==':') {
1155 /* open shell folder for the specified class GUID */
1156 strcpyW(wszParameters, buffer);
1157 strcpyW(wszApplicationName, wExplorer);
1159 sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST;
1160 } else if (HCR_GetExecuteCommandW(0, wszFolder, sei_tmp.lpVerb?sei_tmp.lpVerb:wszOpen, buffer, sizeof(buffer))) {
1161 SHELL_ArgifyW(wszApplicationName, sizeof(wszApplicationName)/sizeof(WCHAR), buffer, NULL, sei_tmp.lpIDList, NULL);
1163 sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST;
1168 /* expand environment strings */
1169 if (ExpandEnvironmentStringsW(sei_tmp.lpFile, buffer, MAX_PATH))
1170 lstrcpyW(wszApplicationName, buffer);
1172 if (*sei_tmp.lpParameters)
1173 if (ExpandEnvironmentStringsW(sei_tmp.lpParameters, buffer, MAX_PATH))
1174 lstrcpyW(wszParameters, buffer);
1176 if (*sei_tmp.lpDirectory)
1177 if (ExpandEnvironmentStringsW(sei_tmp.lpDirectory, buffer, MAX_PATH))
1178 lstrcpyW(wszDir, buffer);
1180 /* Else, try to execute the filename */
1181 TRACE("execute:%s,%s,%s\n", debugstr_w(wszApplicationName), debugstr_w(wszParameters), debugstr_w(wszDir));
1183 /* separate out command line arguments from executable file name */
1184 if (!*sei_tmp.lpParameters) {
1185 /* If the executable path is quoted, handle the rest of the command line as parameters. */
1186 if (sei_tmp.lpFile[0] == '"') {
1187 LPWSTR src = wszApplicationName/*sei_tmp.lpFile*/ + 1;
1188 LPWSTR dst = wfileName;
1191 /* copy the unquoted executable path to 'wfileName' */
1192 while(*src && *src!='"')
1200 while(isspace(*src))
1205 /* copy the parameter string to 'wszParameters' */
1206 strcpyW(wszParameters, src);
1208 /* terminate previous command string after the quote character */
1213 /* If the executable name is not quoted, we have to use this search loop here,
1214 that in CreateProcess() is not sufficient because it does not handle shell links. */
1215 WCHAR buffer[MAX_PATH], xlpFile[MAX_PATH];
1218 LPWSTR beg = wszApplicationName/*sei_tmp.lpFile*/;
1219 for(s=beg; (space=strchrW(s, ' ')); s=space+1) {
1220 int idx = space-sei_tmp.lpFile;
1221 strncpyW(buffer, sei_tmp.lpFile, idx);
1224 /*FIXME This finds directory paths if the targeted file name contains spaces. */
1225 if (SearchPathW(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, buffer, wszExe, sizeof(xlpFile), xlpFile, NULL))
1227 /* separate out command from parameter string */
1228 LPCWSTR p = space + 1;
1233 strcpyW(wszParameters, p);
1240 strcpyW(wfileName, sei_tmp.lpFile);
1243 strcpyW(wfileName, sei_tmp.lpFile);
1247 if (sei_tmp.lpParameters[0]) {
1248 strcatW(wszApplicationName, wSpace);
1249 strcatW(wszApplicationName, wszParameters);
1252 /* We set the default to open, and that should generally work.
1253 But that is not really the way the MS docs say to do it. */
1254 if (!sei_tmp.lpVerb)
1255 sei_tmp.lpVerb = wszOpen;
1257 retval = execfunc(wszApplicationName, NULL, FALSE, &sei_tmp, sei);
1261 /* Else, try to find the executable */
1263 retval = SHELL_FindExecutable(sei_tmp.lpDirectory, lpFile, sei_tmp.lpVerb, wcmd, 1024, lpstrProtocol, &env, sei_tmp.lpIDList, sei_tmp.lpParameters);
1264 if (retval > 32) /* Found */
1266 WCHAR wszQuotedCmd[MAX_PATH+2];
1267 /* Must quote to handle case where cmd contains spaces,
1268 * else security hole if malicious user creates executable file "C:\\Program"
1270 strcpyW(wszQuotedCmd, wQuote);
1271 strcatW(wszQuotedCmd, wcmd);
1272 strcatW(wszQuotedCmd, wQuote);
1273 if (wszParameters[0]) {
1274 strcatW(wszQuotedCmd, wSpace);
1275 strcatW(wszQuotedCmd, wszParameters);
1277 TRACE("%s/%s => %s/%s\n", debugstr_w(wszApplicationName), debugstr_w(sei_tmp.lpVerb), debugstr_w(wszQuotedCmd), debugstr_w(lpstrProtocol));
1279 retval = execute_from_key(lpstrProtocol, wszApplicationName, env, sei_tmp.lpParameters, execfunc, &sei_tmp, sei);
1281 retval = execfunc(wszQuotedCmd, env, FALSE, &sei_tmp, sei);
1282 HeapFree( GetProcessHeap(), 0, env );
1284 else if (PathIsURLW((LPWSTR)lpFile)) /* File not found, check for URL */
1286 static const WCHAR wShell[] = {'\\','s','h','e','l','l','\\',0};
1287 static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0};
1291 lpstrRes = strchrW(lpFile, ':');
1293 iSize = lpstrRes - lpFile;
1295 iSize = strlenW(lpFile);
1297 TRACE("Got URL: %s\n", debugstr_w(lpFile));
1298 /* Looking for ...protocol\shell\lpOperation\command */
1299 strncpyW(lpstrProtocol, lpFile, iSize);
1300 lpstrProtocol[iSize] = '\0';
1301 strcatW(lpstrProtocol, wShell);
1302 strcatW(lpstrProtocol, sei_tmp.lpVerb? sei_tmp.lpVerb: wszOpen);
1303 strcatW(lpstrProtocol, wCommand);
1305 /* Remove File Protocol from lpFile */
1306 /* In the case file://path/file */
1307 if (!strncmpiW(lpFile, wFile, iSize))
1310 while (*lpFile == ':') lpFile++;
1312 retval = execute_from_key(lpstrProtocol, lpFile, NULL, sei_tmp.lpParameters, execfunc, &sei_tmp, sei);
1314 /* Check if file specified is in the form www.??????.*** */
1315 else if (!strncmpiW(lpFile, wWww, 3))
1317 /* if so, append lpFile http:// and call ShellExecute */
1318 WCHAR lpstrTmpFile[256];
1319 strcpyW(lpstrTmpFile, wHttp);
1320 strcatW(lpstrTmpFile, lpFile);
1321 retval = (UINT)ShellExecuteW(sei_tmp.hwnd, sei_tmp.lpVerb, lpstrTmpFile, NULL, NULL, 0);
1324 TRACE("retval %u\n", retval);
1328 sei->hInstApp = (HINSTANCE)retval;
1332 sei->hInstApp = (HINSTANCE)33;
1336 /*************************************************************************
1337 * ShellExecuteA [SHELL32.290]
1339 HINSTANCE WINAPI ShellExecuteA(HWND hWnd, LPCSTR lpOperation,LPCSTR lpFile,
1340 LPCSTR lpParameters,LPCSTR lpDirectory, INT iShowCmd)
1342 SHELLEXECUTEINFOA sei;
1343 HANDLE hProcess = 0;
1345 TRACE("%p,%s,%s,%s,%s,%d\n",
1346 hWnd, lpOperation, lpFile, lpParameters, lpDirectory, iShowCmd);
1348 sei.cbSize = sizeof(sei);
1351 sei.lpVerb = lpOperation;
1352 sei.lpFile = lpFile;
1353 sei.lpParameters = lpParameters;
1354 sei.lpDirectory = lpDirectory;
1355 sei.nShow = iShowCmd;
1360 sei.hProcess = hProcess;
1362 ShellExecuteExA (&sei);
1363 return sei.hInstApp;
1366 /*************************************************************************
1367 * ShellExecuteExA [SHELL32.292]
1370 BOOL WINAPI ShellExecuteExA (LPSHELLEXECUTEINFOA sei)
1372 SHELLEXECUTEINFOW seiW;
1374 WCHAR *wVerb = NULL, *wFile = NULL, *wParameters = NULL, *wDirectory = NULL, *wClass = NULL;
1378 memcpy(&seiW, sei, sizeof(SHELLEXECUTEINFOW));
1381 seiW.lpVerb = __SHCloneStrAtoW(&wVerb, sei->lpVerb);
1384 seiW.lpFile = __SHCloneStrAtoW(&wFile, sei->lpFile);
1386 if (sei->lpParameters)
1387 seiW.lpParameters = __SHCloneStrAtoW(&wParameters, sei->lpParameters);
1389 if (sei->lpDirectory)
1390 seiW.lpDirectory = __SHCloneStrAtoW(&wDirectory, sei->lpDirectory);
1392 if ((sei->fMask & SEE_MASK_CLASSNAME) && sei->lpClass)
1393 seiW.lpClass = __SHCloneStrAtoW(&wClass, sei->lpClass);
1395 seiW.lpClass = NULL;
1397 ret = ShellExecuteExW32 (&seiW, SHELL_ExecuteW);
1399 sei->hInstApp = seiW.hInstApp;
1401 if (sei->fMask & SEE_MASK_NOCLOSEPROCESS)
1402 sei->hProcess = seiW.hProcess;
1404 if (wVerb) SHFree(wVerb);
1405 if (wFile) SHFree(wFile);
1406 if (wParameters) SHFree(wParameters);
1407 if (wDirectory) SHFree(wDirectory);
1408 if (wClass) SHFree(wClass);
1413 /*************************************************************************
1414 * ShellExecuteExW [SHELL32.293]
1417 BOOL WINAPI ShellExecuteExW (LPSHELLEXECUTEINFOW sei)
1419 return ShellExecuteExW32 (sei, SHELL_ExecuteW);
1422 /*************************************************************************
1423 * ShellExecuteW [SHELL32.294]
1425 * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation,
1426 * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd);
1428 HINSTANCE WINAPI ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, LPCWSTR lpFile,
1429 LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd)
1431 SHELLEXECUTEINFOW sei;
1432 HANDLE hProcess = 0;
1435 sei.cbSize = sizeof(sei);
1438 sei.lpVerb = lpOperation;
1439 sei.lpFile = lpFile;
1440 sei.lpParameters = lpParameters;
1441 sei.lpDirectory = lpDirectory;
1442 sei.nShow = nShowCmd;
1447 sei.hProcess = hProcess;
1449 ShellExecuteExW32 (&sei, SHELL_ExecuteW);
1450 return sei.hInstApp;