XBT_PUBLIC void ns3_simulator(double max_seconds);
XBT_PUBLIC void ns3_add_direct_route(NetPointNs3* src, NetPointNs3* dst, double bw, double lat,
simgrid::s4u::Link::SharingPolicy policy);
-XBT_PUBLIC void ns3_add_cluster(const char* id, double bw, double lat);
class XBT_PRIVATE SgFlow {
public: