/* see if we know this guy... */
char *get_welcome_msg(char *username)
{
char line[256];
struct passwd *pw;
char *welcome_msg = NULL;
char *user = NULL;
char *path;
FILE *fp;
if (!username) return NULL;
/* see if this guy has a .qingy_welcome in the home */
pw = getpwnam(username);
path = StrApp((char **)NULL, pw->pw_dir, "/.qingy_welcome", (char*)NULL);
if (!access(path, F_OK))
{
fp = fopen(path, "r");
free(path);
if (fp)
{
fgets(line, 255, fp);
welcome_msg = strdup(strtok(line, "\n"));
fclose(fp);
if (welcome_msg) return welcome_msg;
}
}
path = StrApp((char**)NULL, datadir, "welcomes", (char*)NULL);
fp = fopen(path, "r");
free(path);
if (fp)
{
while (fgets(line, 255, fp))
{
user = strtok(line, " \t");
if (!strcmp(user, username))
{
welcome_msg = strdup(strtok(NULL, "\n"));
break;
}
}
fclose(fp);
}
if (!welcome_msg) return strdup(welcome_message);
return welcome_msg;
}
int set_last_user(char *user)
{
char *fileOUT;
char *line = NULL;
size_t len = 0;
FILE *fpIN;
FILE *fpOUT;
if (last_user_policy == LU_NONE) return 1;
if (!user) return 0;
fileOUT = StrApp((char**)NULL, last_user, "-new", (char*)NULL);
fpIN = fopen(last_user, "r");
fpOUT = fopen(fileOUT, "w");
if (!fpOUT)
{
if (fpIN) fclose(fpIN);
free(fileOUT);
return 0;
}
fprintf(fpOUT, "%s %d\n", user, current_tty);
if (fpIN)
{
while (getline(&line, &len, fpIN) != -1)
{
char name[strlen(line) + 1];
int tty;
if (sscanf(line, "%s%d", name, &tty) == 2)
if (current_tty != tty)
fprintf(fpOUT, "%s", line);
}
fclose(fpIN);
}
fclose(fpOUT);
remove(last_user);
rename(fileOUT, last_user);
free(fileOUT);
return 1;
}
void yyerror(char *error)
{
WRITELOG(ERROR, "Error in configuration file %s:\n", file_error);
WRITELOG(ERROR, "%s.\n", error);
free(x_sessions_directory);
free(text_sessions_directory);
free(xinit);
free(font);
free(theme_dir);
free(screensavers_dir);
free(themes_dir);
set_default_paths();
theme_dir = StrApp((char**)NULL, themes_dir, "/default/", (char*)NULL);
settings_parse_error = 1;
}
/* generic function to load a cursor shape */
void SetCursor(dfb_cursor_t **cursor, IDirectFB *dfb, cursor_t *cursor_data, float x_ratio, float y_ratio)
{
IDirectFBSurface *temp_surf;
dfb_cursor_t *temp_curs;
char *my_path;
if (!cursor) return;
if (!cursor_data) return;
if (!cursor_data->enable)
{
if (*cursor)
{
free((*cursor)->surface);
free(*cursor);
*cursor = NULL;
}
return;
}
my_path = StrApp((char**)NULL, theme_dir, "/", cursor_data->path, (char*)NULL);
temp_surf = load_image (my_path, dfb, x_ratio, y_ratio);
free(my_path);
if (temp_surf)
{
temp_curs = (dfb_cursor_t *)calloc(1, sizeof(dfb_cursor_t));
temp_curs->surface = temp_surf;
temp_curs->x_off = cursor_data->x_off;
temp_curs->y_off = cursor_data->y_off;
temp_curs->locked = 0;
*cursor = temp_curs;
}
}
int
main( int argc, char **argv )
{
int oldpid, oldumask, fd, noDaemonMode;
char *pt, *errorLogFile, **opts;
/* make sure at least world write access is disabled */
if (((oldumask = umask( 022 )) & 002) == 002)
(void)umask( oldumask );
/* give /dev/null as stdin */
if ((fd = open( "/dev/null", O_RDONLY )) > 0) {
dup2( fd, 0 );
close( fd );
}
if (fcntl( 1, F_GETFD ) < 0)
dup2( 0, 1 );
if (fcntl( 2, F_GETFD ) < 0)
dup2( 0, 2 );
if (argv[0][0] == '/') {
if (!StrDup( &progpath, argv[0] ))
Panic( "Out of memory" );
} else
#ifdef __linux__
{
/* note that this will resolve symlinks ... */
int len;
char fullpath[PATH_MAX];
if ((len = readlink( "/proc/self/exe", fullpath, sizeof(fullpath) )) < 0)
Panic( "Invoke with full path specification or mount /proc" );
if (!StrNDup( &progpath, fullpath, len ))
Panic( "Out of memory" );
}
#else
# if 0
Panic( "Must be invoked with full path specification" );
# else
{
char directory[PATH_MAX+1];
if (!getcwd( directory, sizeof(directory) ))
Panic( "Can't find myself (getcwd failed)" );
if (strchr( argv[0], '/' ))
StrApp( &progpath, directory, "/", argv[0], (char *)0 );
else {
int len;
char *path, *pathe, *name, *thenam, nambuf[PATH_MAX+1];
if (!(path = getenv( "PATH" )))
Panic( "Can't find myself (no PATH)" );
len = strlen( argv[0] );
name = nambuf + PATH_MAX - len;
memcpy( name, argv[0], len + 1 );
*--name = '/';
do {
if (!(pathe = strchr( path, ':' )))
pathe = path + strlen( path );
len = pathe - path;
if (!len || (len == 1 && *path == '.')) {
len = strlen( directory );
path = directory;
}
thenam = name - len;
if (thenam >= nambuf) {
memcpy( thenam, path, len );
if (!access( thenam, X_OK ))
goto found;
}
path = pathe;
} while (*path++ != '\0');
Panic( "Can't find myself (not in PATH)" );
found:
if (!StrDup( &progpath, thenam ))
Panic( "Out of memory" );
}
}
# endif
#endif
prog = strrchr( progpath, '/' ) + 1;
#if !defined(HAVE_SETPROCTITLE) && !defined(NOXDMTITLE)
Title = argv[0];
TitleLen = (argv[argc - 1] + strlen( argv[argc - 1] )) - Title;
#endif
/*
* Parse command line options
*/
noDaemonMode = getppid();
errorLogFile = 0;
if (!(opts = Malloc( 2 * sizeof(char *) )))
return 1;
opts[0] = (char *)"";
opts[1] = 0;
while (*++argv) {
if (**argv != '-')
break;
pt = *argv + 1;
if (*pt == '-')
pt++;
if (!strcmp( pt, "help" ) || !strcmp( pt, "h" )) {
printf( "Usage: %s [options] [tty]\n"
" -daemon\t - Daemonize even when started by init\n"
" -nodaemon\t - Don't daemonize even when started from command line\n"
" -config <file> - Use alternative master configuration file\n"
" -xrm <res>\t - Override frontend-specific resource\n"
" -error <file>\t - Use alternative log file\n"
" -debug <num>\t - Debug option bitfield:\n"
"\t\t\t0x1 - core log\n"
"\t\t\t0x2 - config reader log\n"
"\t\t\t0x4 - greeter log\n"
"\t\t\t0x8 - IPC log\n"
"\t\t\t0x10 - session sub-daemon post-fork delay\n"
"\t\t\t0x20 - config reader post-start delay\n"
"\t\t\t0x40 - greeter post-start delay\n"
"\t\t\t0x80 - don't use syslog\n"
"\t\t\t0x100 - core Xauth log\n"
"\t\t\t0x400 - valgrind config reader and greeter\n"
"\t\t\t0x800 - strace config reader and greeter\n"
, prog );
exit( 0 );
} else if (!strcmp( pt, "daemon" ))
noDaemonMode = 0;
else if (!strcmp( pt, "nodaemon" ))
noDaemonMode = 1;
else if (argv[1] && !strcmp( pt, "config" ))
StrDup( opts, *++argv );
else if (argv[1] && !strcmp( pt, "xrm" ))
opts = addStrArr( opts, *++argv, -1 );
else if (argv[1] && !strcmp( pt, "debug" ))
sscanf( *++argv, "%i", &debugLevel );
else if (argv[1] && (!strcmp( pt, "error" ) || !strcmp( pt, "logfile" )))
errorLogFile = *++argv;
else {
fprintf( stderr, "\"%s\" is an unknown option or is missing a parameter\n", *argv );
exit( 1 );
}
}
/*
* Only allow root to run in non-debug mode to avoid problems
*/
if (!debugLevel && getuid()) {
fprintf( stderr, "Only root wants to run %s\n", prog );
exit( 1 );
}
InitErrorLog( errorLogFile );
if (noDaemonMode != 1)
BecomeDaemon();
/*
* Step 1 - load configuration parameters
*/
if (!InitResources( opts ) || ScanConfigs( FALSE ) < 0)
LogPanic( "Config reader failed. Aborting ...\n" );
/* SUPPRESS 560 */
if ((oldpid = StorePid())) {
if (oldpid == -1)
LogError( "Can't create/lock pid file %s\n", pidFile );
else
LogError( "Can't lock pid file %s, another xdm is running (pid %d)\n",
pidFile, oldpid );
exit( 1 );
}
#ifdef NEED_ENTROPY
AddOtherEntropy();
#endif
/*
* We used to clean up old authorization files here. As authDir is
* supposed to be /var/run/xauth or /tmp, we needn't to care for it.
*/
#ifdef XDMCP
init_session_id();
#else
Debug( "not compiled for XDMCP\n" );
#endif
if (pipe( signalFds ))
LogPanic( "Unable to create signal notification pipe.\n" );
RegisterInput( signalFds[0] );
RegisterCloseOnFork( signalFds[0] );
RegisterCloseOnFork( signalFds[1] );
(void)Signal( SIGTERM, SigHandler );
(void)Signal( SIGINT, SigHandler );
(void)Signal( SIGHUP, SigHandler );
(void)Signal( SIGCHLD, SigHandler );
(void)Signal( SIGUSR1, SigHandler );
/*
* Step 2 - run a sub-daemon for each entry
*/
#ifdef XDMCP
UpdateListenSockets();
#endif
openCtrl( 0 );
MainLoop();
closeCtrl( 0 );
if (sdRec.how) {
commitBootOption();
if (Fork() <= 0) {
char *cmd = sdRec.how == SHUT_HALT ? cmdHalt : cmdReboot;
execute( parseArgs( (char **)0, cmd ), (char **)0 );
LogError( "Failed to execute shutdown command %\"s\n", cmd );
exit( 1 );
} else {
sigset_t mask;
sigemptyset( &mask );
sigaddset( &mask, SIGCHLD );
sigaddset( &mask, SIGHUP );
sigsuspend( &mask );
}
}
Debug( "nothing left to do, exiting\n" );
return 0;
}
void AppendDescPart(StrApp & strDesc, BSTR bstr, bool & fFirst)
{
AppendDescPart(strDesc, StrApp(bstr).Chars(), fFirst);
}
void AppendDescPart(StrApp & strDesc, int stidPart, bool & fFirst)
{
AppendDescPart(strDesc, StrApp(stidPart).Chars(), fFirst);
}
void AppendDescPart(StrApp & strDesc, StrUni stuPart, bool & fFirst)
{
AppendDescPart(strDesc, StrApp(stuPart).Chars(), fFirst);
}
int load_settings(void)
{
static int first_time = 1;
struct stat status;
cursor_t *cur;
window_t *win;
/* int i; */
if (!first_time)
destroy_keybindings_list();
first_time = 0;
datadir = strdup(SETTINGS_DIR "/");
settings = StrApp((char**)NULL, datadir, "settings", (char*)NULL);
yyin = fopen(settings, "r");
if (!yyin)
{
fprintf(stderr, "qingy: load_settings: settings file (%s) not found:\n", settings);
perror(NULL);
fprintf(stderr, "Reverting to text mode\n");
return 0;
}
file_error = settings;
yyparse();
fclose(yyin);
if (settings_parse_error)
{
fprintf(stderr, "ERROR parsing settings file: reverting to text mode!\n");
return 0;
}
file_error = NULL;
if ( (log_facilities_tty & LOG_TO_FILE) || (log_facilities_tty & LOG_TO_SYSLOG) || (log_facilities_tty & LOG_TO_CONSOLE) )
log_facilities = log_facilities_tty;
if (!log_facilities)
{
log_facilities = LOG_TO_CONSOLE;
}
/* complain if tmp_files_dir does not exist (or is not a directory) */
if (!stat(tmp_files_dir, &status))
{
if (!S_ISDIR(status.st_mode))
{
WRITELOG(ERROR, "The temp files directory you chose (%s), is not a directory!\n", tmp_files_dir);
return 0;
}
}
else
{
WRITELOG(ERROR, "Cannot access temp files directory (%s): %s\n", tmp_files_dir, strerror(errno));
return 0;
}
last_user = StrApp((char**)NULL, tmp_files_dir, "/qingy-lastuser", (char*)NULL);
if (!text_sessions_directory ||
!x_sessions_directory ||
!xinit ||
#ifdef USE_SCREEN_SAVERS
!screensavers_dir ||
#endif
!themes_dir)
{
writelog(ERROR, "You left some variables undefined in settings file!\n");
return 0;
}
#ifndef USE_DIRECTFB
/* disable graphic mode login if DirectFB is not enabled */
text_mode_login = 1;
#endif
if (!got_theme && !text_mode_login)
{
writelog(ERROR, "Cannot proceed to graphic mode without a theme!\n");
return 0;
}
if (!check_windows_sanity())
{
writelog(ERROR, "Error in windows configuration: make sure you set up at least login, password and session windows!\n");
return 0;
}
/* let's assign cursors to their appropriate windows... */
for (cur = cursorsList; cur; cur=cur->next)
{
static cursor_t *prevcur = NULL;
if (prevcur)
prevcur->next = NULL;
if (cur->window_id == -1)
{
/* this is the global cursor for current theme */
cursor = cur;
}
else
{
/* we assign it to its intended window */
for (win = windowsList; win; win=win->next)
if (win->id == cur->window_id)
{
win->cursor = cur;
break;
}
}
prevcur = cur;
}
writelog(DEBUG, "The following logging facilities will be used: ");
WRITELOG(DEBUG, "%s", (log_facilities & LOG_TO_FILE) ? "FILE " : "");
WRITELOG(DEBUG, "%s", (log_facilities & LOG_TO_SYSLOG) ? "SYSLOG " : "");
WRITELOG(DEBUG, "%s", (log_facilities & LOG_TO_CONSOLE) ? "CONSOLE " : "");
writelog(DEBUG, "\n");
WRITELOG(DEBUG, "Session locking is%s enabled.\n", (lock_sessions) ? "" : " NOT");
/* if (cursor) */
/* { */
/* writelog(DEBUG, "Theme cursor:\n"); */
/* WRITELOG(DEBUG, " enable: %d\n", cursor->enable); */
/* WRITELOG(DEBUG, " path: %s\n", cursor->path); */
/* WRITELOG(DEBUG, " x_off: %d\n", cursor->x_off); */
/* WRITELOG(DEBUG, " y_off: %d\n", cursor->y_off); */
/* WRITELOG(DEBUG, " window_id: %d\n", cursor->window_id); */
/* writelog(DEBUG, "\n"); */
/* } */
/* window_t* temp2=windowsList; */
/* for (i=0; temp2; temp2=temp2->next) */
/* { */
/* cursor_t* temp=temp2->cursor; */
/* WRITELOG(DEBUG, "Window #%d:\n", i); */
/* WRITELOG(DEBUG, " type: %d\n", temp2->type); */
/* WRITELOG(DEBUG, " id: %d\n", temp2->id); */
/* if (temp) */
/* { */
/* writelog(DEBUG, " Cursor:\n"); */
/* WRITELOG(DEBUG, " enable: %d\n", temp->enable); */
/* WRITELOG(DEBUG, " path: %s\n", temp->path); */
/* WRITELOG(DEBUG, " x_off: %d\n", temp->x_off); */
/* WRITELOG(DEBUG, " y_off: %d\n", temp->y_off); */
/* } */
/* writelog(DEBUG, "\n"); */
/* i++; */
/* } */
return 1;
}
void initialize_variables(void)
{
screensaver_name = NULL;
autologin_file_basename = strdup("qingy-autologin-");
text_sessions_directory = NULL;
x_sessions_directory = NULL;
autologin_username = NULL;
autologin_session = NULL;
screensavers_dir = NULL;
log_facilities = LOG_NONE;
log_facilities_tty = LOG_NONE;
dfb_interface = StrApp((char**)NULL, SBINDIR, "qingy-DirectFB", (char*)NULL);
reset_console_utility = StrApp((char**)NULL, SBINDIR, "qingy-reset-console", (char*)NULL);
tmp_files_dir = strdup("/var/lib/misc");
max_loglevel = ERROR;
x_serv_tty_mgmt = QINGY_TTY;
background = NULL;
themes_dir = NULL;
theme_dir = NULL;
last_user = NULL;
sleep_cmd = NULL;
settings = NULL;
x_server = NULL;
x_args = NULL;
datadir = NULL;
xinit = NULL;
font = NULL;
screensaver_options = NULL;
windowsList = NULL;
fb_device = NULL;
resolution = NULL;
pre_gui_script = NULL;
post_gui_script = NULL;
cursor = NULL;
excluded_runlevels = NULL;
settings_parse_error = 0;
x_server_offset = 1;
do_autologin = 0;
auto_relogin = 0;
no_shutdown_screen = 0;
disable_last_user = 0;
hide_last_user = 0;
hide_password = 0;
text_mode_login = 0;
clear_background = 0;
do_runlevel_check = 0;
shutdown_policy = EVERYONE;
last_user_policy = LU_GLOBAL;
last_session_policy = LS_USER;
timeout_action = ST_NONE;
idle_timeout = 0;
got_theme = 0;
lock_sessions = 0;
theme_xres = 800;
theme_yres = 600;
#ifdef USE_SCREEN_SAVERS
screensaver_timeout = 5;
use_screensaver = 1;
#else
screensaver_timeout = 0;
use_screensaver = 0;
#endif
use_screen_power_management = 0;
screen_power_management_timeout = 0;
countdown_timeout = 5;
info_message_timeout = 2;
welcome_message_timeout = 1;
shutdown_timeout_message = strdup("system shutdown in <INS_TIMEOUT_HERE> seconds");
restart_timeout_message = strdup("system restart in <INS_TIMEOUT_HERE> seconds");
sleep_timeout_message = strdup("system will fall asleep in <INS_TIMEOUT_HERE> seconds");
sleep_forbidden_message = strdup("Putting this machine in sleep mode is not allowed!");
shutdown_forbidden_message = strdup("Shutting down this machine is not allowed!");
sleep_password_message = strdup("You must enter root password to put this machine to sleep!");
shutdown_password_message = strdup("You must enter root password to shut down this machine!");
shutdown_message = strdup("shutting down system...");
restart_message = strdup("rebooting system...");
login_message = strdup("Logging in");
login_failed_message = strdup("Login failed!");
abort_message = strdup("Press ESC key to abort");
caps_message = strdup("CAPS LOCK is pressed");
sleep_cmd_message = strdup("You must define sleep command in settings file!");
crypto_error_message = strdup("Crypto error - regenerate your keys!");
welcome_message = strdup("Starting selected session...");
}
char *get_random_theme()
{
DIR *dir;
char *my_themes_dir = StrApp((char**)NULL, themes_dir, "/", (char*)NULL);
char *result;
struct dirent *entry;
int n_themes = 0;
char *themes[128];
int i;
dir= opendir(my_themes_dir);
if (!dir)
{
/* perror("Qingy error"); */
/* This is not a qingy error ;-P */
WRITELOG(ERROR, "Cannot open themes directory (%s)!\n", my_themes_dir);
free(my_themes_dir);
return strdup("default");
}
while ((entry= readdir(dir)))
{
char *temp;
/*
To the genius who wrote this snippet:
if(!entry){
perror("Qingy error");
break;
}
It will never be executed!
(See above while() condition ;-P)
*/
if (!strcmp(entry->d_name, "." )) continue;
if (!strcmp(entry->d_name, "..")) continue;
temp = StrApp((char**)NULL, my_themes_dir, entry->d_name, (char*)NULL);
if (is_a_directory(temp))
{
themes[n_themes] = strdup(entry->d_name);
n_themes++;
}
free(temp);
}
closedir(dir);
/* If the opendir() some lines above didn't fail,
* there is no reason to think closedir() will:
* if(closedir(dir)== -1)
* perror("Qingy error");
*/
free(my_themes_dir);
if (!n_themes) return strdup("default");
/* let's create a random number between 0 and n_themes-1 */
srand((unsigned int)time(NULL));
i = rand() % n_themes;
result = strdup(themes[i]);
for (i=0; i<n_themes; i++) free(themes[i]);
return result;
}