Adding waf script for building
diff --git a/src/nlsr_nexthop.hpp b/src/nlsr_nexthop.hpp
new file mode 100644
index 0000000..17393c6
--- /dev/null
+++ b/src/nlsr_nexthop.hpp
@@ -0,0 +1,51 @@
+#ifndef NLSR_NEXTHOP_HPP
+#define NLSR_NEXTHOP_HPP
+
+#include<iostream>
+
+using namespace std;
+
+class NextHop
+{
+public:
+	NextHop()
+		: connectingFace(0)
+		, routeCost(0)
+	{
+	}
+
+	NextHop(int cf, double rc)
+	{
+		connectingFace=cf;
+		routeCost=rc;
+	}
+
+	int getConnectingFace()
+	{
+		return connectingFace;
+	}	
+
+	void setConnectingFace(int cf)
+	{
+		connectingFace=cf;
+	}
+
+	double getRouteCost()
+	{
+		return routeCost;
+	}
+
+	void setRouteCost(double rc)
+	{
+		routeCost=rc;
+	}
+private:
+	int connectingFace;
+	double routeCost;
+};
+
+
+ostream&
+operator<<(ostream& os, NextHop& nh);
+
+#endif