diff --git a/nlsr_lsdb.hpp b/nlsr_lsdb.hpp
index 4c37fb0..0b0e664 100644
--- a/nlsr_lsdb.hpp
+++ b/nlsr_lsdb.hpp
@@ -16,21 +16,22 @@
 	
 	bool doesLsaExist(string key, int lsType);
 	// function related to Name LSDB 
-	bool buildAndInstallOwnNameLsa(nlsr& nlsr);
+	bool buildAndInstallOwnNameLsa(nlsr& pnlsr);
 	NameLsa& getNameLsa(string key);
 	bool installNameLsa(NameLsa &nlsa);
 	bool removeNameLsa(string& key);
 	void printNameLsdb(); //debugging
 
 	//function related to Cor LSDB
-	bool buildAndInstallOwnCorLsa(nlsr& nlsr);
+	bool buildAndInstallOwnCorLsa(nlsr& pnlsr);
 	CorLsa& getCorLsa(string key);
-	bool installCorLsa(CorLsa &nlsa);
+	bool installCorLsa(CorLsa &clsa);
 	bool removeCorLsa(string& key);
 	void printCorLsdb(); //debugging
 	
 private:
 	bool addNameLsa(NameLsa &nlsa);
+	bool addCorLsa(CorLsa& clsa);
 	bool doesNameLsaExist(string key);
 	bool doesAdjLsaExist(string key);
 	bool doesCorLsaExist(string key);