+ struct connman_technology *technology = data;
+ DBusMessageIter iter, value;
+ const char *name;
+ int type;
+
+ DBG("conn %p", conn);
+
+ if (dbus_message_iter_init(msg, &iter) == FALSE)
+ return __connman_error_invalid_arguments(msg);
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
+ return __connman_error_invalid_arguments(msg);
+
+ dbus_message_iter_get_basic(&iter, &name);
+ dbus_message_iter_next(&iter);
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
+ return __connman_error_invalid_arguments(msg);
+
+ dbus_message_iter_recurse(&iter, &value);
+
+ type = dbus_message_iter_get_arg_type(&value);
+
+ DBG("property %s", name);
+
+ if (g_str_equal(name, "Tethering") == TRUE) {
+ int err;
+ connman_bool_t tethering;
+
+ if (type != DBUS_TYPE_BOOLEAN)
+ return __connman_error_invalid_arguments(msg);
+
+ dbus_message_iter_get_basic(&value, &tethering);
+
+ if (technology->tethering == tethering)
+ return __connman_error_in_progress(msg);
+
+ err = set_tethering(technology, tethering);
+ if (err < 0)
+ return __connman_error_failed(msg, -err);
+
+ } else if (g_str_equal(name, "TetheringIdentifier") == TRUE) {
+ const char *str;
+
+ dbus_message_iter_get_basic(&value, &str);
+
+ if (technology->type != CONNMAN_SERVICE_TYPE_WIFI)
+ return __connman_error_not_supported(msg);
+
+ technology->tethering_ident = g_strdup(str);
+ } else if (g_str_equal(name, "TetheringPassphrase") == TRUE) {
+ const char *str;
+
+ dbus_message_iter_get_basic(&value, &str);
+
+ if (technology->type != CONNMAN_SERVICE_TYPE_WIFI)
+ return __connman_error_not_supported(msg);
+
+ if (strlen(str) < 8)
+ return __connman_error_invalid_arguments(msg);
+
+ technology->tethering_passphrase = g_strdup(str);
+ } else if (g_str_equal(name, "Powered") == TRUE) {
+ connman_bool_t enable;
+
+ if (type != DBUS_TYPE_BOOLEAN)
+ return __connman_error_invalid_arguments(msg);
+
+ dbus_message_iter_get_basic(&value, &enable);
+ if (enable == TRUE)
+ technology_enable(technology, msg);
+ else
+ technology_disable(technology, msg);
+
+ } else
+ return __connman_error_invalid_property(msg);
+
+ return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
+}
+
+static struct connman_technology *technology_find(enum connman_service_type type)
+{
+ GSList *list;
+
+ DBG("type %d", type);
+
+ for (list = technology_list; list; list = list->next) {
+ struct connman_technology *technology = list->data;
+
+ if (technology->type == type)
+ return technology;