-#include <ns3/csma-helper.h>
-#include <ns3/global-route-manager.h>
-#include <ns3/internet-stack-helper.h>
-#include <ns3/ipv4-address-helper.h>
-#include <ns3/packet-sink-helper.h>
-#include <ns3/point-to-point-helper.h>
-#include <ns3/tcp-socket-factory.h>
+class NetPointNs3 {
+public:
+ static simgrid::xbt::Extension<simgrid::kernel::routing::NetPoint, NetPointNs3> EXTENSION_ID;
+
+ explicit NetPointNs3();
+ int node_num;
+ ns3::Ptr<ns3::Node> ns3Node_;
+};
+
+XBT_PUBLIC(void) ns3_initialize(std::string TcpProtocol);
+extern "C" {
+XBT_PUBLIC(void) ns3_simulator(double maxSeconds);
+XBT_PUBLIC(void) ns3_add_link(NetPointNs3* src, NetPointNs3* dst, double bw, double lat);
+XBT_PUBLIC(void) ns3_add_cluster(const char* id, double bw, double lat);
+}