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- /* Copyright (C) 2010 TightVNC Team. All Rights Reserved.
- * Copyright 2021-2023 Pierre Ossman for Cendio AB
- *
- * This is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This software 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- * USA.
- */
-
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
-
- #include <os/os.h>
-
- #include <assert.h>
- #include <sys/types.h>
- #include <sys/stat.h>
-
- #ifndef WIN32
- #include <pwd.h>
- #include <limits.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <unistd.h>
- #else
- #include <windows.h>
- #include <wininet.h> /* MinGW needs it */
- #include <shlobj.h>
- #define stat _stat
- #endif
-
- static const char* getvncdir(bool userDir, const char *xdg_env, const char *xdg_def)
- {
- static char dir[PATH_MAX], legacy[PATH_MAX];
- struct stat st;
-
- #ifndef WIN32
- char *homedir, *xdgdir;
- uid_t uid;
- struct passwd *passwd;
- #else
- BOOL ret;
- #endif
-
- #ifndef WIN32
- homedir = getenv("HOME");
- if (homedir == NULL) {
- uid = getuid();
- passwd = getpwuid(uid);
- if (passwd == NULL) {
- /* Do we want emit error msg here? */
- return NULL;
- }
- homedir = passwd->pw_dir;
- }
-
- if (userDir)
- return homedir;
-
- xdgdir = getenv(xdg_env);
- if (xdgdir != NULL && xdgdir[0] == '/')
- snprintf(dir, sizeof(dir), "%s/tigervnc", xdgdir);
- else
- snprintf(dir, sizeof(dir), "%s/%s/tigervnc", homedir, xdg_def);
-
- snprintf(legacy, sizeof(legacy), "%s/.vnc", homedir);
- #else
- (void) xdg_def;
- (void) xdg_env;
-
- if (userDir)
- ret = SHGetSpecialFolderPath(NULL, dir, CSIDL_PROFILE, FALSE);
- else
- ret = SHGetSpecialFolderPath(NULL, dir, CSIDL_APPDATA, FALSE);
-
- if (ret == FALSE)
- return NULL;
-
- if (userDir)
- return dir;
-
- ret = SHGetSpecialFolderPath(NULL, legacy, CSIDL_APPDATA, FALSE);
-
- if (ret == FALSE)
- return NULL;
-
- if (strlen(dir) + strlen("\\TigerVNC") >= sizeof(dir))
- return NULL;
- if (strlen(legacy) + strlen("\\vnc") >= sizeof(legacy))
- return NULL;
-
- strcat(dir, "\\TigerVNC");
- strcat(legacy, "\\vnc");
- #endif
- return (stat(dir, &st) != 0 && stat(legacy, &st) == 0) ? legacy : dir;
- }
-
- const char* os::getuserhomedir()
- {
- return getvncdir(true, NULL, NULL);
- }
-
- const char* os::getvncconfigdir()
- {
- return getvncdir(false, "XDG_CONFIG_HOME", ".config");
- }
-
- const char* os::getvncdatadir()
- {
- return getvncdir(false, "XDG_DATA_HOME", ".local/share");
- }
-
- const char* os::getvncstatedir()
- {
- return getvncdir(false, "XDG_STATE_HOME", ".local/state");
- }
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