this->getRouteAndLatency(src_elm, dst_elm,route, NULL);
if (xbt_dynar_length(route->link_list) == 1) {
void *link = *(void **) xbt_dynar_get_ptr(route->link_list, 0);
this->getRouteAndLatency(src_elm, dst_elm,route, NULL);
if (xbt_dynar_length(route->link_list) == 1) {
void *link = *(void **) xbt_dynar_get_ptr(route->link_list, 0);