/*
 * firewall_list.h
 */
#include<linux/slab.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <iostream.h>
#include <linux/netfilter.h>
#include <libipq.h>
#include "constants.h"

#include "ipq.h"

#define NULL 0
#define NIPQUAD(addr) \
	((unsigned char *)&addr)[0], \
		((unsigned char *)&addr)[1], \
			((unsigned char *)&addr)[2], \
				((unsigned char *)&addr)[3]


struct ipq_list_node {
	ipq_id_t n;	
	struct ipq_list_node *next;
};

struct ipq_list_head {
	struct ipq_list_node *head;
	struct ipq_list_node *tail;
};

struct printable_buffer
{
	char *buff;
	int offset;
};

/*list manipulating functions here*/

struct ipq_list_node *create_node(void);

void init_list(struct ipq_list_head **iplh);

void add_to_list(struct ipq_list_head **iplh, struct ipq_list_node *ipln);

void remove_from_list(struct ipq_list_head **iplh, struct ipq_list_node *ipln);

void destroy_list(struct ipq_list_head **iplh);

int apply_function_to_list(struct ipq_list_head **iplh, 
				int (*func)(struct ipq_list_node *, void *), void *param);
int check_list_for_duplicates(struct ipq_list_head **iplh, 
				int (*func)(struct ipq_list_node *, void *), void *param);
int test_func(struct ipq_list_node *gln, void *param);


/*******************************************************************************
 * New functions to make this a list of lists. Actually an array containing the 
 * list headers
*******************************************************************************/
struct _ipq_list
{
	ipq_list_head *ipqlst;	
	unsigned int daddr; /*address queried for*/
	int timer;
}; /*in our current scenarios we are not gonna overshoot this*/


class IPQ_LIST
{
	private:	
		
	/*void getNewList();*/
	/*void deleteList(ip_address);*/ //dont need this
		struct _ipq_list ipqList[1000];
		int index;
	public:
		IPQ_LIST()
		{
			index = -1;	
		}
		void printAll();
	    int isDestSeen(unsigned int ipAddr);
		void decrementTimer(int timeout);
		int nf_dropList(unsigned int ipAddr);
		int insertInList(unsigned int ipAddr, ipq_id_t id/*fix this type*/);
		int nf_acceptList(unsigned int ipAddr);
		int getTimerValue (int num);
};