dns_cache.h

#ifndef DNS_CACHE_H
#define DNS_CACHE_H

#include "dns.h"

typedef struct dns_cache {
	size_t ip_addr_cnt;
	size_t ipv6_addr_cnt;
	size_t cname_cnt;
	int match_cnt;
	char **ip_addr;
	char **ipv6_addr;
	char **cname;
	char url[1024];
} dns_cache;

extern dns_cache *global_dns_cache;
extern size_t dns_cache_cnt;
char *match_ip_address_from_dns_cache(char *ip_address, bool is_ipv6);
char *match_cname_from_dns_cache(char *c_name);
void store_qname_ipaddr_in_cache(struct DNS_HEADER *dns,
				 struct RES_RECORD answers[MAX_DNS_ANS_RECORD], size_t ipv4_addr_cnt,
				 char url_cname[][MAX_URL_LENGTH], size_t cname_cnt, size_t ipv6_addr_cnt);
#endif