diff --git a/nlsr_npl.c b/nlsr_npl.c
index c384133..a2e2271 100644
--- a/nlsr_npl.c
+++ b/nlsr_npl.c
@@ -25,7 +25,8 @@
 void 
 add_name_to_npl(struct name_prefix *np)
 {
-	struct name_prefix *hnp=(struct name_prefix *)malloc(sizeof(struct name_prefix )); //free
+	struct name_prefix_list_entry *npe=(struct name_prefix_list_entry *)malloc(sizeof(struct name_prefix_list_entry));
+	//struct name_prefix *hnp=(struct name_prefix *)malloc(sizeof(struct name_prefix )); //free
 
 	struct hashtb_enumerator ee;
     	struct hashtb_enumerator *e = &ee; 	
@@ -36,17 +37,81 @@
 
 	if(res == HT_NEW_ENTRY)
 	{   
-
-		hnp = e->data;
-		hnp->length=np->length;
-		hnp->name=(char *)malloc(np->length); //free
-		memcpy(hnp->name,np->name,np->length);
+		npe=e->data;
+		npe->np=(struct name_prefix *)malloc(sizeof(struct name_prefix ));
+		npe->np->length=np->length;
+		npe->np->name=(char *)malloc(np->length);
+		memcpy(npe->np->name,np->name,np->length);
+		npe->name_lsa_id=0;
+		//hnp = e->data;
+		//hnp->length=np->length;
+		//hnp->name=(char *)malloc(np->length); //free
+		//memcpy(hnp->name,np->name,np->length);
 	}
     	
 	hashtb_end(e);
 
 }
 
+int  
+does_name_exist_in_npl(struct name_prefix *np)
+{
+	int ret=0;
+
+	//struct name_prefix_entry *npe;
+
+	struct hashtb_enumerator ee;
+    	struct hashtb_enumerator *e = &ee; 	
+    	int res;
+
+   	hashtb_start(nlsr->npl, e);
+    	res = hashtb_seek(e, np->name, np->length, 0);
+
+	if(res == HT_NEW_ENTRY)
+	{   
+		hashtb_delete(e);
+		ret=0;
+	}
+	else
+	{
+		ret=1;
+    	}
+	hashtb_end(e);
+
+	return ret;
+
+}
+
+
+long int  
+get_lsa_id_from_npl(struct name_prefix *np)
+{
+	int ret=0;
+
+	struct name_prefix_list_entry *npe;
+
+	struct hashtb_enumerator ee;
+    	struct hashtb_enumerator *e = &ee; 	
+    	int res;
+
+   	hashtb_start(nlsr->npl, e);
+    	res = hashtb_seek(e, np->name, np->length, 0);
+
+	if(res == HT_NEW_ENTRY)
+	{   
+		hashtb_delete(e);
+		ret=0;
+	}
+	else
+	{
+		npe=e->data;
+		ret=npe->name_lsa_id;
+    	}
+	hashtb_end(e);
+
+	return ret;
+
+}
 
 void
 print_name_prefix_from_npl(void)
@@ -56,7 +121,8 @@
 	if ( nlsr->detailed_logging )
 		writeLogg(__FILE__,__FUNCTION__,__LINE__,"print_name_prefix_from_npl called\n");
 	int i, npl_element;
-	struct name_prefix *np;
+	//struct name_prefix *np;
+	struct name_prefix_list_entry *npe;
 
 	struct hashtb_enumerator ee;
     	struct hashtb_enumerator *e = &ee;
@@ -66,16 +132,43 @@
 
 	for(i=0;i<npl_element;i++)
 	{
-		np=e->data;
+		npe=e->data;
 		if ( nlsr->debugging )
-			printf("Name Prefix: %s and Length: %d \n",np->name,np->length);
+			printf("Name Prefix: %s and Length: %d and LSA Id: %ld\n",npe->np->name,npe->np->length,npe->name_lsa_id);
 		if ( nlsr->detailed_logging )
-			writeLogg(__FILE__,__FUNCTION__,__LINE__,"Name Prefix: %s and Length: %d \n",np->name,np->length);	
+			writeLogg(__FILE__,__FUNCTION__,__LINE__,"Name Prefix: %s and Length: %d \n",npe->np->name,npe->np->length);	
 		hashtb_next(e);		
 	}
 
 	hashtb_end(e);
 
-	printf("\n");
+	if ( nlsr->debugging )
+		printf("\n");
+	if ( nlsr->detailed_logging )
+		writeLogg(__FILE__,__FUNCTION__,__LINE__,"\n");
+}
+
+void 
+update_nlsa_id_for_name_in_npl(struct name_prefix *np, long int nlsa_id)
+{
+	struct name_prefix_list_entry *npe;
+	struct hashtb_enumerator ee;
+    	struct hashtb_enumerator *e = &ee; 	
+    	int res;
+
+   	hashtb_start(nlsr->npl, e);
+    	res = hashtb_seek(e, np->name, np->length, 0);
+
+	if(res == HT_OLD_ENTRY)
+	{   
+		npe=e->data;
+		npe->name_lsa_id=nlsa_id;
+	}
+	else
+	{
+		hashtb_delete(e);	
+	}
+    	
+	hashtb_end(e);
 }