diff --git a/nlsr_ndn.h b/nlsr_ndn.h
new file mode 100644
index 0000000..4400bbb
--- /dev/null
+++ b/nlsr_ndn.h
@@ -0,0 +1,10 @@
+#ifndef _NLSR_NDN_H_
+#define _NLSR_NDN_H_
+
+enum ccn_upcall_res incoming_interest(struct ccn_closure *selfp, enum ccn_upcall_kind kind, struct ccn_upcall_info *info);
+
+
+enum ccn_upcall_res incoming_content(struct ccn_closure* selfp, enum ccn_upcall_kind kind, struct ccn_upcall_info* info);
+
+#endif
+