const gchar *
ibus_get_address (void)
{
static gchar *address = NULL;
pid_t pid = -1;
static gchar buffer[1024];
FILE *pf;
/* free address */
if (address != NULL) {
g_free (address);
address = NULL;
}
/* get address from env variable */
address = g_strdup (g_getenv ("IBUS_ADDRESS"));
if (address) {
return address;
}
/* read address from ~/.config/ibus/bus/soketfile */
pf = fopen (ibus_get_socket_path (), "r");
if (pf == NULL) {
return NULL;
}
while (!feof (pf)) {
gchar *p = buffer;
if (fgets (buffer, sizeof (buffer), pf) == NULL)
break;
/* skip comment line */
if (p[0] == '#')
continue;
/* parse IBUS_ADDRESS */
if (strncmp (p, "IBUS_ADDRESS=", sizeof ("IBUS_ADDRESS=") - 1) == 0) {
address = p + sizeof ("IBUS_ADDRESS=") - 1;
for (p = (gchar *)address; *p != '\n' && *p != '\0'; p++);
if (*p == '\n')
*p = '\0';
address = g_strdup (address);
continue;
}
/* parse IBUS_DAEMON_PID */
if (strncmp (p, "IBUS_DAEMON_PID=", sizeof ("IBUS_DAEMON_PID=") - 1) == 0) {
pid = atoi(p + sizeof ("IBUS_DAEMON_PID=") - 1);
continue;
}
}
fclose (pf);
if (pid == -1 || kill (pid, 0) != 0) {
return NULL;
}
return address;
}
static void
ibus_bus_init (IBusBus *bus)
{
struct stat buf;
gchar *path;
GFile *file;
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
priv->config = NULL;
priv->connection = NULL;
priv->watch_dbus_signal = FALSE;
path = g_path_get_dirname (ibus_get_socket_path ());
if (stat (path, &buf) == 0) {
if (buf.st_uid != ibus_get_daemon_uid ()) {
g_warning ("The owner of %s is not %s!", path, ibus_get_user_name ());
return;
}
}
#if 0
else {
if (getuid () == ibus_get_daemon_uid ()) {
mkdir (path, 0700);
chmod (path, 0700);
}
}
#endif
ibus_bus_connect (bus);
file = g_file_new_for_path (ibus_get_socket_path ());
priv->monitor = g_file_monitor_file (file, 0, NULL, NULL);
g_signal_connect (priv->monitor, "changed", (GCallback) _changed_cb, bus);
g_object_unref (file);
g_free (path);
}
const gchar *
ibus_get_address (void)
{
static gchar *address = NULL;
if (address == NULL) {
address = g_strdup_printf (
"unix:path=%s",
ibus_get_socket_path ());
}
return address;
}
void
ibus_write_address (const gchar *address)
{
FILE *pf;
gchar *path;
g_return_if_fail (address != NULL);
path = g_path_get_dirname (ibus_get_socket_path ());
g_mkdir_with_parents (path, 0700);
g_free (path);
g_unlink (ibus_get_socket_path ());
pf = fopen (ibus_get_socket_path (), "w");
g_return_if_fail (pf != NULL);
fprintf (pf,
"# This file is created by ibus-daemon, please do not modify it\n"
"IBUS_ADDRESS=%s\n"
"IBUS_DAEMON_PID=%ld\n",
address, (glong) getpid ());
fclose (pf);
}
gboolean
bus_server_listen (BusServer *server)
{
g_assert (BUS_IS_SERVER (server));
const gchar *mechanisms[] = {
"EXTERNAL",
NULL
};
const gchar *address = "unix:tmpdir=/tmp/";
gboolean retval;
#if 0
path = ibus_get_socket_folder ();
mkdir (path, 0700);
chmod (path, 0700);
address = ibus_get_address ();
#endif
retval = ibus_server_listen (IBUS_SERVER (server), address);
#if 0
chmod (ibus_get_socket_path (), 0600);
#endif
ibus_server_set_auth_mechanisms ((IBusServer *)server, mechanisms);
if (!retval) {
#if 0
g_printerr ("Can not listen on %s! Please try remove directory %s and run again.", address, path);
#else
g_printerr ("Can not listen on %s!", address);
#endif
exit (-1);
}
ibus_write_address (ibus_server_get_address (IBUS_SERVER (server)));
return retval;
}
static void
ibus_bus_connect (IBusBus *bus)
{
IBusBusPrivate *priv;
priv = IBUS_BUS_GET_PRIVATE (bus);
#if 0
socket_path = ibus_get_socket_path ();
if (stat (socket_path, &buf) != 0) {
g_warning ("Can not get stat from %s!", socket_path);
return;
}
if (buf.st_uid != ibus_get_daemon_uid ()) {
g_warning ("The owner of %s is not %s!", socket_path, ibus_get_user_name ());
return;
}
if (priv->connection != NULL) {
ibus_object_destroy ((IBusObject *) priv->connection);
}
#endif
if (ibus_get_address () != NULL) {
priv->connection = ibus_connection_open (ibus_get_address ());
}
if (priv->connection) {
ibus_bus_hello (bus);
g_signal_connect (priv->connection,
"destroy",
(GCallback) _connection_destroy_cb,
bus);
g_signal_emit (bus, bus_signals[CONNECTED], 0);
if (priv->watch_dbus_signal) {
ibus_bus_watch_dbus_signal (bus);
}
}
}