diff --git a/nlsr-sync-0.0/nlsr.h b/nlsr-sync-0.0/nlsr.h
new file mode 100755
index 0000000..095e128
--- /dev/null
+++ b/nlsr-sync-0.0/nlsr.h
@@ -0,0 +1,121 @@
+#ifndef _NLSR_H_
+#define _NLSR_H_
+
+
+#define LSDB_SYNCH_INTERVAL 300
+#define INTEREST_RETRY 3
+#define INTEREST_RESEND_TIME 15
+#define NLSR_LOCKED 1
+#define NLSR_UNLOCKED 0
+#define LSA_REFRESH_TIME 1800
+#define ROUTER_DEAD_INTERVAL 3600
+#define MULTI_PATH_FACE_NUM 0
+
+#define LINK_METRIC 10
+
+#define NAME_LSA_VALID 1
+#define NAME_LSA_INVALID 0
+
+#define API_PORT 9696
+
+
+struct name_prefix
+{
+	char *name;
+	int length;
+};
+
+struct linkStateDatabase
+{
+	struct hashtb *name_lsdb;
+	struct hashtb *adj_lsdb;
+	char *lsdb_version;
+};
+
+struct pending_interest
+{
+	char *int_name;
+	int timed_out;
+};
+
+struct nlsr
+{
+
+	struct ccn_closure in_interest;
+	struct ccn_closure in_content;
+
+	struct ccns_name_closure *closure;
+
+	struct ccns_slice *slice;
+    	struct ccns_handle *ccns;
+
+	struct ccn_schedule *sched;
+    	struct ccn_scheduled_event *event;
+	struct ccn_scheduled_event *event_send_lsdb_interest;
+	struct ccn_scheduled_event *event_send_info_interest;
+	struct ccn_scheduled_event *event_build_name_lsa;
+	struct ccn_scheduled_event *event_build_adj_lsa;
+	struct ccn_scheduled_event *event_calculate_route;
+
+	struct hashtb *adl;
+	struct hashtb *npl;
+	struct hashtb *pit_alsa;
+	struct hashtb *map;
+	struct hashtb *rev_map;
+	struct hashtb *npt;
+	struct hashtb *routing_table;
+
+	struct linkStateDatabase *lsdb;
+
+	struct ccn *ccn;
+	char *router_name;
+
+	
+
+	int is_synch_init;
+	long int nlsa_id;
+	int adj_build_flag;
+	long int adj_build_count;
+	int is_build_adj_lsa_sheduled;
+	int is_send_lsdb_interest_scheduled;
+	int is_route_calculation_scheduled;
+
+	long int lsdb_synch_interval;
+	int interest_retry;
+	long int interest_resend_time;
+	long int lsa_refresh_time;
+	long int router_dead_interval;
+	long int multi_path_face_num;
+	char *logDir;
+	int detailed_logging;
+	int debugging;
+
+	int semaphor;
+
+	int nlsr_api_server_sock_fd;
+	fd_set readfds;
+	int api_port;
+
+	char *topo_prefix;
+	char *slice_prefix;
+	
+};
+
+struct nlsr *nlsr;
+
+void process_command_ccnneighbor(char *command);
+void process_command_ccnname(char *command);
+void process_command_lsdb_synch_interval(char *command);
+void process_command_interest_retry(char *command);
+void process_command_interest_resend_time(char *command);
+void process_conf_command(char *command);
+int readConfigFile(const char *filename);
+
+void nlsr_lock(void);
+void nlsr_unlock(void);
+
+int init_nlsr(void);
+void nlsr_destroy( void );
+void nlsr_stop_signal_handler(int sig);
+
+#endif