/** Init function for the cpu-keepalive module
*
* @param module (not used)
*
* @return NULL on success, a string with an error message on failure
*/
const gchar *g_module_check_init(GModule *module)
{
(void)module;
const gchar *status = NULL;
if( !(systembus = dbus_connection_get()) )
{
status = "mce has no dbus connection";
goto EXIT;
}
if( !cpu_keepalive_attach_to_dbus() )
{
status = "attaching to dbus connection failed";
goto EXIT;
}
clients = g_hash_table_new_full(g_str_hash, g_str_equal,
g_free, client_delete_cb);
EXIT:
mce_log(LL_NOTICE, "loaded %s, status: %s", module_name, status ?: "ok");
return status;
}
/** Install signal and method call message handlers
*
* @return TRUE on success, or FALSE on failure
*/
static gboolean cka_dbus_init(void)
{
gboolean success = FALSE;
if( !(cka_dbus_systembus = dbus_connection_get()) )
{
goto EXIT;
}
/* Register signal handling filter */
dbus_connection_add_filter(cka_dbus_systembus,
cka_dbus_filter_message_cb, 0, 0);
/* Register dbus method call handlers */
mce_dbus_handler_register_array(cka_dbus_handlers);
success = TRUE;
EXIT:
return success;
}
/** Start mirroring connman OfflineMode property
*/
static gboolean xconnman_init(void)
{
gboolean ack = FALSE;
if( !(connman_bus = dbus_connection_get()) ) {
mce_log(LL_WARN, "mce has no dbus connection");
goto EXIT;
}
dbus_connection_add_filter(connman_bus, xconnman_dbus_filter_cb, 0, 0);
dbus_bus_add_match(connman_bus, xconnman_prop_change_rule, 0);
dbus_bus_add_match(connman_bus, xconnman_name_owner_rule, 0);
ack = TRUE;
if( !xconnman_check_service() )
ack = FALSE;
EXIT:
return ack;
}
/** Start async UPower device properties query
*/
static void xup_properties_get_all(const char *path)
{
DBusConnection *bus = 0;
DBusMessage *req = 0;
DBusPendingCall *pc = 0;
const char *arg = UPOWER_INTERFACE_DEVICE;
if( !(bus = dbus_connection_get()) )
goto EXIT;
req = dbus_message_new_method_call(UPOWER_SERVICE,
path,
DBUS_INTERFACE_PROPERTIES,
"GetAll");
if( !req )
goto EXIT;
if( !dbus_message_append_args(req,
DBUS_TYPE_STRING, &arg,
DBUS_TYPE_INVALID) )
goto EXIT;
if( !dbus_connection_send_with_reply(bus, req, &pc, -1) )
goto EXIT;
if( !pc )
goto EXIT;
mce_dbus_pending_call_blocks_suspend(pc);
if( !dbus_pending_call_set_notify(pc, xup_properties_get_all_cb,
strdup(path), free) )
goto EXIT;
EXIT:
if( pc ) dbus_pending_call_unref(pc);
if( req ) dbus_message_unref(req);
if( bus ) dbus_connection_unref(bus);
}
