/* * Shell Library Functions * * Copyright 1998 Marcus Meissner * Copyright 2002 Eric Pouech * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "config.h" #include "wine/port.h" #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #include #include #define COBJMACROS #include "windef.h" #include "winbase.h" #include "winerror.h" #include "winreg.h" #include "winuser.h" #include "shlwapi.h" #include "ddeml.h" #include "wine/winbase16.h" #include "shell32_main.h" #include "pidl.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(exec); static const WCHAR wszOpen[] = {'o','p','e','n',0}; static const WCHAR wszExe[] = {'.','e','x','e',0}; static const WCHAR wszILPtr[] = {':','%','p',0}; static const WCHAR wszShell[] = {'\\','s','h','e','l','l','\\',0}; static const WCHAR wszFolder[] = {'F','o','l','d','e','r',0}; static const WCHAR wszEmpty[] = {0}; #define SEE_MASK_CLASSALL (SEE_MASK_CLASSNAME | SEE_MASK_CLASSKEY) /*********************************************************************** * SHELL_ArgifyW [Internal] * * this function is supposed to expand the escape sequences found in the registry * some diving reported that the following were used: * + %1, %2... seem to report to parameter of index N in ShellExecute pmts * %1 file * %2 printer * %3 driver * %4 port * %I address of a global item ID (explorer switch /idlist) * %L seems to be %1 as long filename followed by the 8+3 variation * %S ??? * %* all following parameters (see batfile) * * FIXME: use 'len' * FIXME: Careful of going over string boundaries. No checking is done to 'res'... */ static BOOL SHELL_ArgifyW(WCHAR* out, int len, const WCHAR* fmt, const WCHAR* lpFile, LPITEMIDLIST pidl, LPCWSTR args) { WCHAR xlpFile[1024]; BOOL done = FALSE; BOOL found_p1 = FALSE; PWSTR res = out; PCWSTR cmd; LPVOID pv; TRACE("%p, %d, %s, %s, %p, %p\n", out, len, debugstr_w(fmt), debugstr_w(lpFile), pidl, args); while (*fmt) { if (*fmt == '%') { switch (*++fmt) { case '\0': case '%': *res++ = '%'; break; case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case '0': case '*': if (args) { if (*fmt == '*') { *res++ = '"'; while(*args) *res++ = *args++; *res++ = '"'; } else { while(*args && !isspace(*args)) *res++ = *args++; while(isspace(*args)) ++args; } break; } /* else fall through */ case '1': if (!done || (*fmt == '1')) { /*FIXME Is the call to SearchPathW() really needed? We already have separated out the parameter string in args. */ if (SearchPathW(NULL, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL)) cmd = xlpFile; else cmd = lpFile; /* Add double quotation marks unless we already have them (e.g.: "file://%1" %* for exefile) or unless the arg is already enclosed in double quotation marks */ if ((res == out || *(fmt + 1) != '"') && *cmd != '"') { *res++ = '"'; strcpyW(res, cmd); res += strlenW(cmd); *res++ = '"'; } else { strcpyW(res, cmd); res += strlenW(cmd); } } found_p1 = TRUE; break; /* * IE uses this a lot for activating things such as windows media * player. This is not verified to be fully correct but it appears * to work just fine. */ case 'l': case 'L': if (lpFile) { strcpyW(res, lpFile); res += strlenW(lpFile); } found_p1 = TRUE; break; case 'i': case 'I': if (pidl) { HGLOBAL hmem = SHAllocShared(pidl, ILGetSize(pidl), 0); pv = SHLockShared(hmem, 0); res += sprintfW(res, wszILPtr, pv); SHUnlockShared(pv); } found_p1 = TRUE; break; default: /* * Check if this is an env-variable here... */ /* Make sure that we have at least one more %.*/ if (strchrW(fmt, '%')) { WCHAR tmpBuffer[1024]; PWSTR tmpB = tmpBuffer; WCHAR tmpEnvBuff[MAX_PATH]; DWORD envRet; while (*fmt != '%') *tmpB++ = *fmt++; *tmpB++ = 0; TRACE("Checking %s to be an env-var\n", debugstr_w(tmpBuffer)); envRet = GetEnvironmentVariableW(tmpBuffer, tmpEnvBuff, MAX_PATH); if (envRet == 0 || envRet > MAX_PATH) strcpyW( res, tmpBuffer ); else strcpyW( res, tmpEnvBuff ); res += strlenW(res); } done = TRUE; break; } /* Don't skip past terminator (catch a single '%' at the end) */ if (*fmt != '\0') { fmt++; } } else *res++ = *fmt++; } *res = '\0'; return found_p1; } HRESULT SHELL_GetPathFromIDListForExecuteA(LPCITEMIDLIST pidl, LPSTR pszPath, UINT uOutSize) { STRRET strret; IShellFolder* desktop; HRESULT hr = SHGetDesktopFolder(&desktop); if (SUCCEEDED(hr)) { hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret); if (SUCCEEDED(hr)) StrRetToStrNA(pszPath, uOutSize, &strret, pidl); IShellFolder_Release(desktop); } return hr; } HRESULT SHELL_GetPathFromIDListForExecuteW(LPCITEMIDLIST pidl, LPWSTR pszPath, UINT uOutSize) { STRRET strret; IShellFolder* desktop; HRESULT hr = SHGetDesktopFolder(&desktop); if (SUCCEEDED(hr)) { hr = IShellFolder_GetDisplayNameOf(desktop, pidl, SHGDN_FORPARSING, &strret); if (SUCCEEDED(hr)) StrRetToStrNW(pszPath, uOutSize, &strret, pidl); IShellFolder_Release(desktop); } return hr; } /************************************************************************* * SHELL_ResolveShortCutW [Internal] * read shortcut file at 'wcmd' */ static HRESULT SHELL_ResolveShortCutW(LPWSTR wcmd, LPWSTR wargs, LPWSTR wdir, HWND hwnd, LPCWSTR lpVerb, int* pshowcmd, LPITEMIDLIST* ppidl) { IShellFolder* psf; HRESULT hr = SHGetDesktopFolder(&psf); *ppidl = NULL; if (SUCCEEDED(hr)) { LPITEMIDLIST pidl; ULONG l; hr = IShellFolder_ParseDisplayName(psf, 0, 0, wcmd, &l, &pidl, 0); if (SUCCEEDED(hr)) { IShellLinkW* psl; hr = IShellFolder_GetUIObjectOf(psf, NULL, 1, (LPCITEMIDLIST*)&pidl, &IID_IShellLinkW, NULL, (LPVOID*)&psl); if (SUCCEEDED(hr)) { hr = IShellLinkW_Resolve(psl, hwnd, 0); if (SUCCEEDED(hr)) { hr = IShellLinkW_GetPath(psl, wcmd, MAX_PATH, NULL, SLGP_UNCPRIORITY); if (SUCCEEDED(hr)) { if (!*wcmd) { /* We could not translate the PIDL in the shell link into a valid file system path - so return the PIDL instead. */ hr = IShellLinkW_GetIDList(psl, ppidl); if (SUCCEEDED(hr) && *ppidl) { /* We got a PIDL instead of a file system path - try to translate it. */ if (SHGetPathFromIDListW(*ppidl, wcmd)) { SHFree(*ppidl); *ppidl = NULL; } } } if (SUCCEEDED(hr)) { /* get command line arguments, working directory and display mode if available */ IShellLinkW_GetWorkingDirectory(psl, wdir, MAX_PATH); IShellLinkW_GetArguments(psl, wargs, MAX_PATH); IShellLinkW_GetShowCmd(psl, pshowcmd); } } } IShellLinkW_Release(psl); } SHFree(pidl); } IShellFolder_Release(psf); } return hr; } /************************************************************************* * SHELL_ExecuteW [Internal] * */ static UINT_PTR SHELL_ExecuteW(const WCHAR *lpCmd, WCHAR *env, BOOL shWait, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out) { STARTUPINFOW startup; PROCESS_INFORMATION info; UINT_PTR retval = 31; UINT gcdret = 0; WCHAR curdir[MAX_PATH]; TRACE("Execute %s from directory %s\n", debugstr_w(lpCmd), debugstr_w(psei->lpDirectory)); /* ShellExecute specifies the command from psei->lpDirectory * if present. Not from the current dir as CreateProcess does */ if( psei->lpDirectory && psei->lpDirectory[0] ) if( ( gcdret = GetCurrentDirectoryW( MAX_PATH, curdir))) if( !SetCurrentDirectoryW( psei->lpDirectory)) ERR("cannot set directory %s\n", debugstr_w(psei->lpDirectory)); ZeroMemory(&startup,sizeof(STARTUPINFOW)); startup.cb = sizeof(STARTUPINFOW); startup.dwFlags = STARTF_USESHOWWINDOW; startup.wShowWindow = psei->nShow; if (CreateProcessW(NULL, (LPWSTR)lpCmd, NULL, NULL, FALSE, CREATE_UNICODE_ENVIRONMENT, env, *psei->lpDirectory? psei->lpDirectory: NULL, &startup, &info)) { /* Give 30 seconds to the app to come up, if desired. Probably only needed when starting app immediately before making a DDE connection. */ if (shWait) if (WaitForInputIdle( info.hProcess, 30000 ) == WAIT_FAILED) WARN("WaitForInputIdle failed: Error %ld\n", GetLastError() ); retval = 33; if (psei->fMask & SEE_MASK_NOCLOSEPROCESS) psei_out->hProcess = info.hProcess; else CloseHandle( info.hProcess ); CloseHandle( info.hThread ); } else if ((retval = GetLastError()) >= 32) { TRACE("CreateProcess returned error %d\n", retval); retval = ERROR_BAD_FORMAT; } TRACE("returning %u\n", retval); psei_out->hInstApp = (HINSTANCE)retval; if( gcdret ) if( !SetCurrentDirectoryW( curdir)) ERR("cannot return to directory %s\n", debugstr_w(curdir)); return retval; } /*********************************************************************** * SHELL_BuildEnvW [Internal] * * Build the environment for the new process, adding the specified * path to the PATH variable. Returned pointer must be freed by caller. */ static void *SHELL_BuildEnvW( const WCHAR *path ) { static const WCHAR wPath[] = {'P','A','T','H','=',0}; WCHAR *strings, *new_env; WCHAR *p, *p2; int total = strlenW(path) + 1; BOOL got_path = FALSE; if (!(strings = GetEnvironmentStringsW())) return NULL; p = strings; while (*p) { int len = strlenW(p) + 1; if (!strncmpiW( p, wPath, 5 )) got_path = TRUE; total += len; p += len; } if (!got_path) total += 5; /* we need to create PATH */ total++; /* terminating null */ if (!(new_env = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) ))) { FreeEnvironmentStringsW( strings ); return NULL; } p = strings; p2 = new_env; while (*p) { int len = strlenW(p) + 1; memcpy( p2, p, len * sizeof(WCHAR) ); if (!strncmpiW( p, wPath, 5 )) { p2[len - 1] = ';'; strcpyW( p2 + len, path ); p2 += strlenW(path) + 1; } p += len; p2 += len; } if (!got_path) { strcpyW( p2, wPath ); strcatW( p2, path ); p2 += strlenW(p2) + 1; } *p2 = 0; FreeEnvironmentStringsW( strings ); return new_env; } /*********************************************************************** * SHELL_TryAppPathW [Internal] * * Helper function for SHELL_FindExecutable * @param lpResult - pointer to a buffer of size MAX_PATH * On entry: szName is a filename (probably without path separators). * On exit: if szName found in "App Path", place full path in lpResult, and return true */ static BOOL SHELL_TryAppPathW( LPCWSTR szName, LPWSTR lpResult, WCHAR **env) { 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', '\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\','A','p','p',' ','P','a','t','h','s','\\',0}; static const WCHAR wPath[] = {'P','a','t','h',0}; HKEY hkApp = 0; WCHAR buffer[1024]; LONG len; LONG res; BOOL found = FALSE; if (env) *env = NULL; strcpyW(buffer, wszKeyAppPaths); strcatW(buffer, szName); res = RegOpenKeyExW(HKEY_LOCAL_MACHINE, buffer, 0, KEY_READ, &hkApp); if (res) goto end; len = MAX_PATH*sizeof(WCHAR); res = RegQueryValueW(hkApp, NULL, lpResult, &len); if (res) goto end; found = TRUE; if (env) { DWORD count = sizeof(buffer); if (!RegQueryValueExW(hkApp, wPath, NULL, NULL, (LPBYTE)buffer, &count) && buffer[0]) *env = SHELL_BuildEnvW( buffer ); } end: if (hkApp) RegCloseKey(hkApp); return found; } static UINT SHELL_FindExecutableByOperation(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation, LPWSTR key, LPWSTR filetype, LPWSTR command, LONG commandlen) { static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0}; /* Looking for ...buffer\shell\\command */ strcatW(filetype, wszShell); strcatW(filetype, lpOperation); strcatW(filetype, wCommand); if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, command, &commandlen) == ERROR_SUCCESS) { commandlen /= sizeof(WCHAR); if (key) strcpyW(key, filetype); #if 0 LPWSTR tmp; WCHAR param[256]; LONG paramlen = sizeof(param); static const WCHAR wSpace[] = {' ',0}; /* FIXME: it seems all Windows version don't behave the same here. * the doc states that this ddeexec information can be found after * the exec names. * on Win98, it doesn't appear, but I think it does on Win2k */ /* Get the parameters needed by the application from the associated ddeexec key */ tmp = strstrW(filetype, wCommand); tmp[0] = '\0'; strcatW(filetype, wDdeexec); if (RegQueryValueW(HKEY_CLASSES_ROOT, filetype, param, ¶mlen) == ERROR_SUCCESS) { paramlen /= sizeof(WCHAR); strcatW(command, wSpace); strcatW(command, param); commandlen += paramlen; } #endif command[commandlen] = '\0'; return 33; /* FIXME see SHELL_FindExecutable() */ } return 31; /* default - 'No association was found' */ } /************************************************************************* * SHELL_FindExecutable [Internal] * * Utility for code sharing between FindExecutable and ShellExecute * in: * lpFile the name of a file * lpOperation the operation on it (open) * out: * lpResult a buffer, big enough :-(, to store the command to do the * operation on the file * key a buffer, big enough, to get the key name to do actually the * command (it'll be used afterwards for more information * on the operation) */ UINT SHELL_FindExecutable(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation, LPWSTR lpResult, int resultLen, LPWSTR key, WCHAR **env, LPITEMIDLIST pidl, LPCWSTR args) { static const WCHAR wWindows[] = {'w','i','n','d','o','w','s',0}; static const WCHAR wPrograms[] = {'p','r','o','g','r','a','m','s',0}; static const WCHAR wExtensions[] = {'e','x','e',' ','p','i','f',' ','b','a','t',' ','c','m','d',' ','c','o','m',0}; WCHAR *extension = NULL; /* pointer to file extension */ WCHAR filetype[256]; /* registry name for this filetype */ LONG filetypelen = sizeof(filetype); /* length of above */ WCHAR command[1024]; /* command from registry */ WCHAR wBuffer[256]; /* Used to GetProfileString */ UINT retval = 31; /* default - 'No association was found' */ WCHAR *tok; /* token pointer */ WCHAR xlpFile[256]; /* result of SearchPath */ DWORD attribs; /* file attributes */ TRACE("%s\n", (lpFile != NULL) ? debugstr_w(lpFile) : "-"); xlpFile[0] = '\0'; lpResult[0] = '\0'; /* Start off with an empty return string */ if (key) *key = '\0'; /* trap NULL parameters on entry */ if ((lpFile == NULL) || (lpResult == NULL) || (lpOperation == NULL)) { WARN("(lpFile=%s,lpResult=%s,lpOperation=%s): NULL parameter\n", debugstr_w(lpFile), debugstr_w(lpOperation), debugstr_w(lpResult)); return 2; /* File not found. Close enough, I guess. */ } if (SHELL_TryAppPathW( lpFile, lpResult, env )) { TRACE("found %s via App Paths\n", debugstr_w(lpResult)); return 33; } if (SearchPathW(lpPath, lpFile, wszExe, sizeof(xlpFile)/sizeof(WCHAR), xlpFile, NULL)) { TRACE("SearchPathW returned non-zero\n"); lpFile = xlpFile; /* Hey, isn't this value ignored? Why make this call? Shouldn't we return here? --dank*/ } attribs = GetFileAttributesW(lpFile); if (attribs!=INVALID_FILE_ATTRIBUTES && (attribs&FILE_ATTRIBUTE_DIRECTORY)) { strcpyW(filetype, wszFolder); filetypelen = 6; /* strlen("Folder") */ } else { /* First thing we need is the file's extension */ extension = strrchrW(xlpFile, '.'); /* Assume last "." is the one; */ /* File->Run in progman uses */ /* .\FILE.EXE :( */ TRACE("xlpFile=%s,extension=%s\n", debugstr_w(xlpFile), debugstr_w(extension)); if (extension == NULL || extension[1]==0) { WARN("Returning 31 - No association\n"); return 31; /* no association */ } /* Three places to check: */ /* 1. win.ini, [windows], programs (NB no leading '.') */ /* 2. Registry, HKEY_CLASS_ROOT\\shell\open\command */ /* 3. win.ini, [extensions], extension (NB no leading '.' */ /* All I know of the order is that registry is checked before */ /* extensions; however, it'd make sense to check the programs */ /* section first, so that's what happens here. */ /* See if it's a program - if GetProfileString fails, we skip this * section. Actually, if GetProfileString fails, we've probably * got a lot more to worry about than running a program... */ if (GetProfileStringW(wWindows, wPrograms, wExtensions, wBuffer, sizeof(wBuffer)/sizeof(WCHAR)) > 0) { CharLowerW(wBuffer); tok = wBuffer; while (*tok) { WCHAR *p = tok; while (*p && *p != ' ' && *p != '\t') p++; if (*p) { *p++ = 0; while (*p == ' ' || *p == '\t') p++; } if (strcmpiW(tok, &extension[1]) == 0) /* have to skip the leading "." */ { strcpyW(lpResult, xlpFile); /* Need to perhaps check that the file has a path * attached */ TRACE("found %s\n", debugstr_w(lpResult)); return 33; /* Greater than 32 to indicate success FIXME According to the * docs, I should be returning a handle for the * executable. Does this mean I'm supposed to open the * executable file or something? More RTFM, I guess... */ } tok = p; } } /* Check registry */ if (RegQueryValueW(HKEY_CLASSES_ROOT, extension, filetype, &filetypelen) == ERROR_SUCCESS) { filetypelen /= sizeof(WCHAR); filetype[filetypelen] = '\0'; TRACE("File type: %s\n", debugstr_w(filetype)); } } if (*filetype) { if (lpOperation) { /* pass the operation string to SHELL_FindExecutableByOperation() */ filetype[filetypelen] = '\0'; retval = SHELL_FindExecutableByOperation(lpPath, lpFile, lpOperation, key, filetype, command, sizeof(command)); } else { WCHAR operation[MAX_PATH]; HKEY hkey; /* Looking for ...buffer\shell\\command */ strcatW(filetype, wszShell); /* enumerate the operation subkeys in the registry and search for one with an associated command */ if (RegOpenKeyW(HKEY_CLASSES_ROOT, filetype, &hkey) == ERROR_SUCCESS) { int idx = 0; for(;; ++idx) { if (RegEnumKeyW(hkey, idx, operation, MAX_PATH) != ERROR_SUCCESS) break; filetype[filetypelen] = '\0'; retval = SHELL_FindExecutableByOperation(lpPath, lpFile, operation, key, filetype, command, sizeof(command)); if (retval > 32) break; } RegCloseKey(hkey); } } if (retval > 32) { SHELL_ArgifyW(lpResult, resultLen, command, xlpFile, pidl, args); /* Remove double quotation marks and command line arguments */ if (*lpResult == '"') { WCHAR *p = lpResult; while (*(p + 1) != '"') { *p = *(p + 1); p++; } *p = '\0'; } } } else /* Check win.ini */ { static const WCHAR wExtensions[] = {'e','x','t','e','n','s','i','o','n','s',0}; /* Toss the leading dot */ extension++; if (GetProfileStringW(wExtensions, extension, wszEmpty, command, sizeof(command)/sizeof(WCHAR)) > 0) { if (strlenW(command) != 0) { strcpyW(lpResult, command); tok = strchrW(lpResult, '^'); /* should be ^.extension? */ if (tok != NULL) { tok[0] = '\0'; strcatW(lpResult, xlpFile); /* what if no dir in xlpFile? */ tok = strchrW(command, '^'); /* see above */ if ((tok != NULL) && (strlenW(tok)>5)) { strcatW(lpResult, &tok[5]); } } retval = 33; /* FIXME - see above */ } } } TRACE("returning %s\n", debugstr_w(lpResult)); return retval; } /****************************************************************** * dde_cb * * callback for the DDE connection. not really useful */ static HDDEDATA CALLBACK dde_cb(UINT uType, UINT uFmt, HCONV hConv, HSZ hsz1, HSZ hsz2, HDDEDATA hData, ULONG_PTR dwData1, ULONG_PTR dwData2) { TRACE("dde_cb: %04x, %04x, %p, %p, %p, %p, %08lx, %08lx\n", uType, uFmt, hConv, hsz1, hsz2, hData, dwData1, dwData2); return NULL; } /****************************************************************** * dde_connect * * ShellExecute helper. Used to do an operation with a DDE connection * * Handles both the direct connection (try #1), and if it fails, * launching an application and trying (#2) to connect to it * */ static unsigned dde_connect(WCHAR* key, WCHAR* start, WCHAR* ddeexec, const WCHAR* lpFile, WCHAR *env, LPCWSTR szCommandline, LPITEMIDLIST pidl, SHELL_ExecuteW32 execfunc, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out) { static const WCHAR wApplication[] = {'\\','a','p','p','l','i','c','a','t','i','o','n',0}; static const WCHAR wTopic[] = {'\\','t','o','p','i','c',0}; WCHAR * endkey = key + strlenW(key); WCHAR app[256], topic[256], ifexec[256], res[256]; LONG applen, topiclen, ifexeclen; WCHAR * exec; DWORD ddeInst = 0; DWORD tid; HSZ hszApp, hszTopic; HCONV hConv; HDDEDATA hDdeData; unsigned ret = 31; strcpyW(endkey, wApplication); applen = sizeof(app); if (RegQueryValueW(HKEY_CLASSES_ROOT, key, app, &applen) != ERROR_SUCCESS) { FIXME("default app name NIY %s\n", debugstr_w(key)); return 2; } strcpyW(endkey, wTopic); topiclen = sizeof(topic); if (RegQueryValueW(HKEY_CLASSES_ROOT, key, topic, &topiclen) != ERROR_SUCCESS) { static const WCHAR wSystem[] = {'S','y','s','t','e','m',0}; strcpyW(topic, wSystem); } if (DdeInitializeW(&ddeInst, dde_cb, APPCMD_CLIENTONLY, 0L) != DMLERR_NO_ERROR) { return 2; } hszApp = DdeCreateStringHandleW(ddeInst, app, CP_WINUNICODE); hszTopic = DdeCreateStringHandleW(ddeInst, topic, CP_WINUNICODE); hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL); exec = ddeexec; if (!hConv) { static const WCHAR wIfexec[] = {'\\','i','f','e','x','e','c',0}; TRACE("Launching '%s'\n", debugstr_w(start)); ret = execfunc(start, env, TRUE, psei, psei_out); if (ret < 32) { TRACE("Couldn't launch\n"); goto error; } hConv = DdeConnect(ddeInst, hszApp, hszTopic, NULL); if (!hConv) { TRACE("Couldn't connect. ret=%d\n", ret); DdeUninitialize(ddeInst); SetLastError(ERROR_DDE_FAIL); return 30; /* whatever */ } strcpyW(endkey, wIfexec); ifexeclen = sizeof(ifexec); if (RegQueryValueW(HKEY_CLASSES_ROOT, key, ifexec, &ifexeclen) == ERROR_SUCCESS) { exec = ifexec; } } SHELL_ArgifyW(res, sizeof(res)/sizeof(WCHAR), exec, lpFile, pidl, szCommandline); TRACE("%s %s => %s\n", debugstr_w(exec), debugstr_w(lpFile), debugstr_w(res)); /* It's documented in the KB 330337 that IE has a bug and returns * error DMLERR_NOTPROCESSED on XTYP_EXECUTE request. */ hDdeData = DdeClientTransaction((LPBYTE)res, (strlenW(res) + 1) * sizeof(WCHAR), hConv, 0L, 0, XTYP_EXECUTE, 10000, &tid); if (hDdeData) DdeFreeDataHandle(hDdeData); else WARN("DdeClientTransaction failed with error %04x\n", DdeGetLastError(ddeInst)); ret = 33; DdeDisconnect(hConv); error: DdeUninitialize(ddeInst); return ret; } /************************************************************************* * execute_from_key [Internal] */ static UINT_PTR execute_from_key(LPWSTR key, LPCWSTR lpFile, WCHAR *env, LPCWSTR szCommandline, SHELL_ExecuteW32 execfunc, LPSHELLEXECUTEINFOW psei, LPSHELLEXECUTEINFOW psei_out) { WCHAR cmd[1024]; LONG cmdlen = sizeof(cmd); UINT_PTR retval = 31; cmd[0] = '\0'; /* Get the application for the registry */ if (RegQueryValueW(HKEY_CLASSES_ROOT, key, cmd, &cmdlen) == ERROR_SUCCESS) { static const WCHAR wCommand[] = {'c','o','m','m','a','n','d',0}; static const WCHAR wDdeexec[] = {'d','d','e','e','x','e','c',0}; LPWSTR tmp; WCHAR param[256]; LONG paramlen = sizeof(param); param[0] = '\0'; /* Get the parameters needed by the application from the associated ddeexec key */ tmp = strstrW(key, wCommand); assert(tmp); strcpyW(tmp, wDdeexec); if (RegQueryValueW(HKEY_CLASSES_ROOT, key, param, ¶mlen) == ERROR_SUCCESS) { TRACE("Got ddeexec %s => %s\n", debugstr_w(key), debugstr_w(param)); retval = dde_connect(key, cmd, param, lpFile, env, szCommandline, psei->lpIDList, execfunc, psei, psei_out); } else { /* Is there a replace() function anywhere? */ cmdlen /= sizeof(WCHAR); cmd[cmdlen] = '\0'; SHELL_ArgifyW(param, sizeof(param)/sizeof(WCHAR), cmd, lpFile, psei->lpIDList, szCommandline); retval = execfunc(param, env, FALSE, psei, psei_out); } } else TRACE("ooch\n"); return retval; } /************************************************************************* * FindExecutableA [SHELL32.@] */ HINSTANCE WINAPI FindExecutableA(LPCSTR lpFile, LPCSTR lpDirectory, LPSTR lpResult) { HINSTANCE retval; WCHAR *wFile = NULL, *wDirectory = NULL; WCHAR wResult[MAX_PATH]; if (lpFile) __SHCloneStrAtoW(&wFile, lpFile); if (lpDirectory) __SHCloneStrAtoW(&wDirectory, lpDirectory); retval = FindExecutableW(wFile, wDirectory, wResult); WideCharToMultiByte(CP_ACP, 0, wResult, -1, lpResult, MAX_PATH, NULL, NULL); if (wFile) SHFree( wFile ); if (wDirectory) SHFree( wDirectory ); TRACE("returning %s\n", lpResult); return retval; } /************************************************************************* * FindExecutableW [SHELL32.@] */ HINSTANCE WINAPI FindExecutableW(LPCWSTR lpFile, LPCWSTR lpDirectory, LPWSTR lpResult) { UINT_PTR retval = 31; /* default - 'No association was found' */ WCHAR old_dir[1024]; TRACE("File %s, Dir %s\n", (lpFile != NULL ? debugstr_w(lpFile) : "-"), (lpDirectory != NULL ? debugstr_w(lpDirectory) : "-")); lpResult[0] = '\0'; /* Start off with an empty return string */ /* trap NULL parameters on entry */ if ((lpFile == NULL) || (lpResult == NULL)) { /* FIXME - should throw a warning, perhaps! */ return (HINSTANCE)2; /* File not found. Close enough, I guess. */ } if (lpDirectory) { GetCurrentDirectoryW(sizeof(old_dir)/sizeof(WCHAR), old_dir); SetCurrentDirectoryW(lpDirectory); } retval = SHELL_FindExecutable(lpDirectory, lpFile, wszOpen, lpResult, MAX_PATH, NULL, NULL, NULL, NULL); TRACE("returning %s\n", debugstr_w(lpResult)); if (lpDirectory) SetCurrentDirectoryW(old_dir); return (HINSTANCE)retval; } /************************************************************************* * ShellExecuteExW32 [Internal] */ BOOL WINAPI ShellExecuteExW32 (LPSHELLEXECUTEINFOW sei, SHELL_ExecuteW32 execfunc) { static const WCHAR wQuote[] = {'"',0}; static const WCHAR wSpace[] = {' ',0}; static const WCHAR wWww[] = {'w','w','w',0}; static const WCHAR wFile[] = {'f','i','l','e',0}; static const WCHAR wHttp[] = {'h','t','t','p',':','/','/',0}; static const WCHAR wExtLnk[] = {'.','l','n','k',0}; static const WCHAR wExplorer[] = {'e','x','p','l','o','r','e','r','.','e','x','e',0}; static const DWORD unsupportedFlags = SEE_MASK_INVOKEIDLIST | SEE_MASK_ICON | SEE_MASK_HOTKEY | SEE_MASK_CONNECTNETDRV | SEE_MASK_FLAG_DDEWAIT | SEE_MASK_FLAG_NO_UI | SEE_MASK_UNICODE | SEE_MASK_NO_CONSOLE | SEE_MASK_ASYNCOK | SEE_MASK_HMONITOR; WCHAR wszApplicationName[MAX_PATH+2], wszParameters[1024], wszDir[MAX_PATH]; SHELLEXECUTEINFOW sei_tmp; /* modifiable copy of SHELLEXECUTEINFO struct */ WCHAR wfileName[MAX_PATH]; WCHAR *env; WCHAR lpstrProtocol[256]; LPCWSTR lpFile; UINT_PTR retval = 31; WCHAR wcmd[1024]; WCHAR buffer[MAX_PATH]; const WCHAR* ext; BOOL done; /* make a local copy of the LPSHELLEXECUTEINFO structure and work with this from now on */ memcpy(&sei_tmp, sei, sizeof(sei_tmp)); TRACE("mask=0x%08lx hwnd=%p verb=%s file=%s parm=%s dir=%s show=0x%08x class=%s\n", sei_tmp.fMask, sei_tmp.hwnd, debugstr_w(sei_tmp.lpVerb), debugstr_w(sei_tmp.lpFile), debugstr_w(sei_tmp.lpParameters), debugstr_w(sei_tmp.lpDirectory), sei_tmp.nShow, ((sei_tmp.fMask & SEE_MASK_CLASSALL) == SEE_MASK_CLASSNAME) ? debugstr_w(sei_tmp.lpClass) : "not used"); sei->hProcess = NULL; /* make copies of all path/command strings */ if (!sei_tmp.lpFile) *wszApplicationName = '\0'; else if (*sei_tmp.lpFile == '\"') { UINT l; strcpyW(wszApplicationName, sei_tmp.lpFile+1); l=lstrlenW(wszApplicationName); if (wszApplicationName[l-1] == '\"') wszApplicationName[l-1] = '\0'; TRACE("wszApplicationName=%s\n",debugstr_w(wszApplicationName)); } else strcpyW(wszApplicationName, sei_tmp.lpFile); if (sei_tmp.lpParameters) strcpyW(wszParameters, sei_tmp.lpParameters); else *wszParameters = '\0'; if (sei_tmp.lpDirectory) strcpyW(wszDir, sei_tmp.lpDirectory); else *wszDir = '\0'; /* adjust string pointers to point to the new buffers */ sei_tmp.lpFile = wszApplicationName; sei_tmp.lpParameters = wszParameters; sei_tmp.lpDirectory = wszDir; if (sei_tmp.fMask & unsupportedFlags) { FIXME("flags ignored: 0x%08lx\n", sei_tmp.fMask & unsupportedFlags); } /* process the IDList */ if (sei_tmp.fMask & SEE_MASK_IDLIST) { IShellExecuteHookW* pSEH; HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL); if (SUCCEEDED(hr)) { hr = IShellExecuteHookW_Execute(pSEH, &sei_tmp); IShellExecuteHookW_Release(pSEH); if (hr == S_OK) return TRUE; } wszApplicationName[0] = '"'; SHGetPathFromIDListW(sei_tmp.lpIDList, wszApplicationName+1); strcatW(wszApplicationName, wQuote); TRACE("-- idlist=%p (%s)\n", sei_tmp.lpIDList, debugstr_w(wszApplicationName)); } if (sei_tmp.fMask & SEE_MASK_CLASSALL) { /* launch a document by fileclass like 'WordPad.Document.1' */ /* the Commandline contains 'c:\Path\wordpad.exe "%1"' */ /* FIXME: szCommandline should not be of a fixed size. Fixed to 1024, MAX_PATH is way too short! */ ULONG cmask=(sei_tmp.fMask & SEE_MASK_CLASSALL); HCR_GetExecuteCommandW((cmask == SEE_MASK_CLASSKEY) ? sei_tmp.hkeyClass : NULL, (cmask == SEE_MASK_CLASSNAME) ? sei_tmp.lpClass: NULL, (sei_tmp.lpVerb) ? sei_tmp.lpVerb : wszOpen, wszParameters, sizeof(wszParameters)/sizeof(WCHAR)); /* FIXME: get the extension of lpFile, check if it fits to the lpClass */ TRACE("SEE_MASK_CLASSNAME->'%s', doc->'%s'\n", debugstr_w(wszParameters), debugstr_w(wszApplicationName)); wcmd[0] = '\0'; done = SHELL_ArgifyW(wcmd, sizeof(wcmd)/sizeof(WCHAR), wszParameters, wszApplicationName, sei_tmp.lpIDList, NULL); if (!done && wszApplicationName[0]) { strcatW(wcmd, wSpace); strcatW(wcmd, wszApplicationName); } retval = execfunc(wcmd, NULL, FALSE, &sei_tmp, sei); if (retval > 32) return TRUE; else return FALSE; } /* resolve shell shortcuts */ ext = PathFindExtensionW(sei_tmp.lpFile); if (ext && !strncmpiW(ext, wExtLnk, sizeof(wExtLnk) / sizeof(WCHAR) - 1) && (ext[sizeof(wExtLnk) / sizeof(WCHAR) - 1] == '\0' || (sei_tmp.lpFile[0] == '"' && ext[sizeof(wExtLnk) / sizeof(WCHAR) - 1] == '"'))) /* or check for: shell_attribs & SFGAO_LINK */ { HRESULT hr; BOOL Quoted; if (wszApplicationName[0] == '"') { if (wszApplicationName[strlenW(wszApplicationName) - 1] == '"') { wszApplicationName[strlenW(wszApplicationName) - 1] = '\0'; Quoted = TRUE; } else { Quoted = FALSE; } } else { Quoted = FALSE; } /* expand paths before reading shell link */ if (ExpandEnvironmentStringsW(Quoted ? sei_tmp.lpFile + 1 : sei_tmp.lpFile, buffer, MAX_PATH)) lstrcpyW(Quoted ? wszApplicationName + 1 : wszApplicationName/*sei_tmp.lpFile*/, buffer); if (*sei_tmp.lpParameters) if (ExpandEnvironmentStringsW(sei_tmp.lpParameters, buffer, MAX_PATH)) lstrcpyW(wszParameters/*sei_tmp.lpParameters*/, buffer); hr = SHELL_ResolveShortCutW((LPWSTR)(Quoted ? sei_tmp.lpFile + 1 : sei_tmp.lpFile), (LPWSTR)sei_tmp.lpParameters, (LPWSTR)sei_tmp.lpDirectory, sei_tmp.hwnd, sei_tmp.lpVerb?sei_tmp.lpVerb:wszEmpty, &sei_tmp.nShow, (LPITEMIDLIST*)&sei_tmp.lpIDList); if (Quoted) { wszApplicationName[strlenW(wszApplicationName) + 1] = '\0'; wszApplicationName[strlenW(wszApplicationName)] = '"'; } if (sei->lpIDList) sei->fMask |= SEE_MASK_IDLIST; if (SUCCEEDED(hr)) { /* repeat IDList processing if needed */ if (sei_tmp.fMask & SEE_MASK_IDLIST) { IShellExecuteHookW* pSEH; HRESULT hr = SHBindToParent(sei_tmp.lpIDList, &IID_IShellExecuteHookW, (LPVOID*)&pSEH, NULL); if (SUCCEEDED(hr)) { hr = IShellExecuteHookW_Execute(pSEH, &sei_tmp); IShellExecuteHookW_Release(pSEH); if (hr == S_OK) return TRUE; } TRACE("-- idlist=%p (%s)\n", debugstr_w(sei_tmp.lpIDList), debugstr_w(sei_tmp.lpFile)); } } } /* Has the IDList not yet been translated? */ if (sei_tmp.fMask & SEE_MASK_IDLIST) { /* last chance to translate IDList: now also allow CLSID paths */ if (SUCCEEDED(SHELL_GetPathFromIDListForExecuteW(sei_tmp.lpIDList, buffer, sizeof(buffer)))) { if (buffer[0]==':' && buffer[1]==':') { /* open shell folder for the specified class GUID */ strcpyW(wszParameters, buffer); strcpyW(wszApplicationName, wExplorer); sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST; } else if (HCR_GetExecuteCommandW(0, wszFolder, sei_tmp.lpVerb?sei_tmp.lpVerb:wszOpen, buffer, sizeof(buffer))) { SHELL_ArgifyW(wszApplicationName, sizeof(wszApplicationName)/sizeof(WCHAR), buffer, NULL, sei_tmp.lpIDList, NULL); sei_tmp.fMask &= ~SEE_MASK_INVOKEIDLIST; } } } /* expand environment strings */ if (ExpandEnvironmentStringsW(sei_tmp.lpFile, buffer, MAX_PATH)) lstrcpyW(wszApplicationName, buffer); if (*sei_tmp.lpParameters) if (ExpandEnvironmentStringsW(sei_tmp.lpParameters, buffer, MAX_PATH)) lstrcpyW(wszParameters, buffer); if (*sei_tmp.lpDirectory) if (ExpandEnvironmentStringsW(sei_tmp.lpDirectory, buffer, MAX_PATH)) lstrcpyW(wszDir, buffer); /* Else, try to execute the filename */ TRACE("execute:%s,%s,%s\n", debugstr_w(wszApplicationName), debugstr_w(wszParameters), debugstr_w(wszDir)); /* separate out command line arguments from executable file name */ if (!*sei_tmp.lpParameters) { /* If the executable path is quoted, handle the rest of the command line as parameters. */ if (sei_tmp.lpFile[0] == '"') { LPWSTR src = wszApplicationName/*sei_tmp.lpFile*/ + 1; LPWSTR dst = wfileName; LPWSTR end; /* copy the unquoted executable path to 'wfileName' */ while(*src && *src!='"') *dst++ = *src++; *dst = '\0'; if (*src == '"') { end = ++src; while(isspace(*src)) ++src; } else end = src; /* copy the parameter string to 'wszParameters' */ strcpyW(wszParameters, src); /* terminate previous command string after the quote character */ *end = '\0'; } else { /* If the executable name is not quoted, we have to use this search loop here, that in CreateProcess() is not sufficient because it does not handle shell links. */ WCHAR buffer[MAX_PATH], xlpFile[MAX_PATH]; LPWSTR space, s; LPWSTR beg = wszApplicationName/*sei_tmp.lpFile*/; for(s=beg; (space=strchrW(s, ' ')); s=space+1) { int idx = space-sei_tmp.lpFile; memcpy(buffer, sei_tmp.lpFile, idx * sizeof(WCHAR)); buffer[idx] = '\0'; /*FIXME This finds directory paths if the targeted file name contains spaces. */ if (SearchPathW(*sei_tmp.lpDirectory? sei_tmp.lpDirectory: NULL, buffer, wszExe, sizeof(xlpFile), xlpFile, NULL)) { /* separate out command from parameter string */ LPCWSTR p = space + 1; while(isspaceW(*p)) ++p; strcpyW(wszParameters, p); *space = '\0'; break; } } strcpyW(wfileName, sei_tmp.lpFile); } } else strcpyW(wfileName, sei_tmp.lpFile); lpFile = wfileName; strcpyW(wcmd, wszApplicationName); if (sei_tmp.lpParameters[0]) { strcatW(wcmd, wSpace); strcatW(wcmd, wszParameters); } /* We set the default to open, and that should generally work. But that is not really the way the MS docs say to do it. */ if (!sei_tmp.lpVerb) sei_tmp.lpVerb = wszOpen; retval = execfunc(wcmd, NULL, FALSE, &sei_tmp, sei); if (retval > 32) return TRUE; /* Else, try to find the executable */ wcmd[0] = '\0'; retval = SHELL_FindExecutable(sei_tmp.lpDirectory, lpFile, sei_tmp.lpVerb, wcmd, 1024, lpstrProtocol, &env, sei_tmp.lpIDList, sei_tmp.lpParameters); if (retval > 32) /* Found */ { WCHAR wszQuotedCmd[MAX_PATH+2]; /* Must quote to handle case where cmd contains spaces, * else security hole if malicious user creates executable file "C:\\Program" */ strcpyW(wszQuotedCmd, wQuote); strcatW(wszQuotedCmd, wcmd); strcatW(wszQuotedCmd, wQuote); if (wszParameters[0]) { strcatW(wszQuotedCmd, wSpace); strcatW(wszQuotedCmd, wszParameters); } TRACE("%s/%s => %s/%s\n", debugstr_w(wszApplicationName), debugstr_w(sei_tmp.lpVerb), debugstr_w(wszQuotedCmd), debugstr_w(lpstrProtocol)); if (*lpstrProtocol) retval = execute_from_key(lpstrProtocol, wszApplicationName, env, sei_tmp.lpParameters, execfunc, &sei_tmp, sei); else retval = execfunc(wszQuotedCmd, env, FALSE, &sei_tmp, sei); HeapFree( GetProcessHeap(), 0, env ); } else if (PathIsURLW((LPWSTR)lpFile)) /* File not found, check for URL */ { static const WCHAR wShell[] = {'\\','s','h','e','l','l','\\',0}; static const WCHAR wCommand[] = {'\\','c','o','m','m','a','n','d',0}; LPWSTR lpstrRes; INT iSize; lpstrRes = strchrW(lpFile, ':'); if (lpstrRes) iSize = lpstrRes - lpFile; else iSize = strlenW(lpFile); TRACE("Got URL: %s\n", debugstr_w(lpFile)); /* Looking for ...protocol\shell\lpOperation\command */ memcpy(lpstrProtocol, lpFile, iSize*sizeof(WCHAR)); lpstrProtocol[iSize] = '\0'; strcatW(lpstrProtocol, wShell); strcatW(lpstrProtocol, sei_tmp.lpVerb? sei_tmp.lpVerb: wszOpen); strcatW(lpstrProtocol, wCommand); /* Remove File Protocol from lpFile */ /* In the case file://path/file */ if (!strncmpiW(lpFile, wFile, iSize)) { lpFile += iSize; while (*lpFile == ':') lpFile++; } retval = execute_from_key(lpstrProtocol, lpFile, NULL, sei_tmp.lpParameters, execfunc, &sei_tmp, sei); } /* Check if file specified is in the form www.??????.*** */ else if (!strncmpiW(lpFile, wWww, 3)) { /* if so, append lpFile http:// and call ShellExecute */ WCHAR lpstrTmpFile[256]; strcpyW(lpstrTmpFile, wHttp); strcatW(lpstrTmpFile, lpFile); retval = (UINT_PTR)ShellExecuteW(sei_tmp.hwnd, sei_tmp.lpVerb, lpstrTmpFile, NULL, NULL, 0); } TRACE("retval %u\n", retval); if (retval <= 32) { sei->hInstApp = (HINSTANCE)retval; return FALSE; } sei->hInstApp = (HINSTANCE)33; return TRUE; } /************************************************************************* * ShellExecuteA [SHELL32.290] */ HINSTANCE WINAPI ShellExecuteA(HWND hWnd, LPCSTR lpOperation,LPCSTR lpFile, LPCSTR lpParameters,LPCSTR lpDirectory, INT iShowCmd) { SHELLEXECUTEINFOA sei; HANDLE hProcess = 0; TRACE("%p,%s,%s,%s,%s,%d\n", hWnd, debugstr_a(lpOperation), debugstr_a(lpFile), debugstr_a(lpParameters), debugstr_a(lpDirectory), iShowCmd); sei.cbSize = sizeof(sei); sei.fMask = 0; sei.hwnd = hWnd; sei.lpVerb = lpOperation; sei.lpFile = lpFile; sei.lpParameters = lpParameters; sei.lpDirectory = lpDirectory; sei.nShow = iShowCmd; sei.lpIDList = 0; sei.lpClass = 0; sei.hkeyClass = 0; sei.dwHotKey = 0; sei.hProcess = hProcess; ShellExecuteExA (&sei); return sei.hInstApp; } /************************************************************************* * ShellExecuteExA [SHELL32.292] * */ BOOL WINAPI ShellExecuteExA (LPSHELLEXECUTEINFOA sei) { SHELLEXECUTEINFOW seiW; BOOL ret; WCHAR *wVerb = NULL, *wFile = NULL, *wParameters = NULL, *wDirectory = NULL, *wClass = NULL; TRACE("%p\n", sei); memcpy(&seiW, sei, sizeof(SHELLEXECUTEINFOW)); if (sei->lpVerb) seiW.lpVerb = __SHCloneStrAtoW(&wVerb, sei->lpVerb); if (sei->lpFile) seiW.lpFile = __SHCloneStrAtoW(&wFile, sei->lpFile); if (sei->lpParameters) seiW.lpParameters = __SHCloneStrAtoW(&wParameters, sei->lpParameters); if (sei->lpDirectory) seiW.lpDirectory = __SHCloneStrAtoW(&wDirectory, sei->lpDirectory); if ((sei->fMask & SEE_MASK_CLASSALL) == SEE_MASK_CLASSNAME && sei->lpClass) seiW.lpClass = __SHCloneStrAtoW(&wClass, sei->lpClass); else seiW.lpClass = NULL; ret = ShellExecuteExW32 (&seiW, SHELL_ExecuteW); sei->hInstApp = seiW.hInstApp; if (sei->fMask & SEE_MASK_NOCLOSEPROCESS) sei->hProcess = seiW.hProcess; if (wVerb) SHFree(wVerb); if (wFile) SHFree(wFile); if (wParameters) SHFree(wParameters); if (wDirectory) SHFree(wDirectory); if (wClass) SHFree(wClass); return ret; } /************************************************************************* * ShellExecuteExW [SHELL32.293] * */ BOOL WINAPI ShellExecuteExW (LPSHELLEXECUTEINFOW sei) { return ShellExecuteExW32 (sei, SHELL_ExecuteW); } /************************************************************************* * ShellExecuteW [SHELL32.294] * from shellapi.h * WINSHELLAPI HINSTANCE APIENTRY ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, * LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd); */ HINSTANCE WINAPI ShellExecuteW(HWND hwnd, LPCWSTR lpOperation, LPCWSTR lpFile, LPCWSTR lpParameters, LPCWSTR lpDirectory, INT nShowCmd) { SHELLEXECUTEINFOW sei; HANDLE hProcess = 0; TRACE("\n"); sei.cbSize = sizeof(sei); sei.fMask = 0; sei.hwnd = hwnd; sei.lpVerb = lpOperation; sei.lpFile = lpFile; sei.lpParameters = lpParameters; sei.lpDirectory = lpDirectory; sei.nShow = nShowCmd; sei.lpIDList = 0; sei.lpClass = 0; sei.hkeyClass = 0; sei.dwHotKey = 0; sei.hProcess = hProcess; ShellExecuteExW32 (&sei, SHELL_ExecuteW); return sei.hInstApp; }