plugins/service: Add State property

diff --git a/plugins/service.c b/plugins/service.c
index 0c22d79..b660810 100644 (file)
--- a/plugins/service.c
+++ b/plugins/service.c
@@ -93,6 +93,46 @@ static DBusMessage *service_connect(DBusConnection *conn, DBusMessage *msg,
        return btd_error_not_available(msg);
 }
 
+static const char *data_get_state(struct service_data *data)
+{
+       btd_service_state_t state = btd_service_get_state(data->service);
+       int err;
+
+       switch (state) {
+       case BTD_SERVICE_STATE_UNAVAILABLE:
+               return "unavailable";
+       case BTD_SERVICE_STATE_DISCONNECTED:
+               err = btd_service_get_error(data->service);
+               return err < 0 ? "error" : "disconnected";
+       case BTD_SERVICE_STATE_CONNECTING:
+               return "connecting";
+       case BTD_SERVICE_STATE_CONNECTED:
+               return "connected";
+       case BTD_SERVICE_STATE_DISCONNECTING:
+               return "disconnecting";
+       }
+
+       return "unknown";
+}
+
+static gboolean get_state(const GDBusPropertyTable *property,
+                                       DBusMessageIter *iter, void *user_data)
+{
+       struct service_data *data = user_data;
+       const char *state;
+
+       state = data_get_state(data);
+
+       dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &state);
+
+       return TRUE;
+}
+
+static const GDBusPropertyTable service_properties[] = {
+       { "State", "s", get_state, NULL, NULL },
+       { }
+};
+
 static const GDBusMethodTable service_methods[] = {
        { GDBUS_ASYNC_METHOD("Disconnect", NULL, NULL, service_disconnect) },
        { GDBUS_ASYNC_METHOD("Connect", NULL, NULL, service_connect) },
@@ -117,7 +157,7 @@ static struct service_data *service_get_data(struct btd_service *service)
        if (g_dbus_register_interface(btd_get_dbus_connection(),
                                        data->path, SERVICE_INTERFACE,
                                        service_methods, NULL,
-                                       NULL, data,
+                                       service_properties, data,
                                        data_free) == FALSE) {
                error("Unable to register service interface for %s",
                                                                data->path);
@@ -146,10 +186,13 @@ static void service_cb(struct btd_service *service,
        switch (new_state) {
        case BTD_SERVICE_STATE_UNAVAILABLE:
                data_remove(data);
-               break;
-       default:
                return;
+       default:
+               break;
        }
+
+       g_dbus_emit_property_changed(btd_get_dbus_connection(), data->path,
+                                               SERVICE_INTERFACE, "State");
 }
 
 static int service_init(void)