#ifndef __RR_H__
#define __RR_H__

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>

#include <time.h>

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>

typedef struct {
	struct in_addr address;
} DNSRR_A;

typedef struct {
	struct in6_addr address;
} DNSRR_AAAA;

typedef struct {
	unsigned char name[512];
} DNSRR_NS;

typedef struct {
	unsigned char name[512];
} DNSRR_CNAME;

typedef struct {
	uint16_t preference;
	unsigned char name[512];
} DNSRR_MX;

typedef struct {
	unsigned char txt[512];
} DNSRR_TXT;

typedef struct {
	unsigned char mname[512];
	unsigned char rname[512];
	uint32_t serial, refresh, retry, expire, minimum;
} DNSRR_SOA;

typedef struct {
	unsigned char name[512];
} DNSRR_PTR;

typedef struct {
	char algorithm[512];
	time_t time_signed;
	uint16_t fudge;
	int mac_size;
	unsigned char mac[512];
	uint16_t original_id;
	
	int error;
	int other_length;
	unsigned char other_data[512];
	
	char *key;
} DNSRR_TSIG;

typedef struct {
	char name[512];
	
	uint16_t type;
	
	int klass;
	
	uint32_t ttl;
	/*int rd_length;
	void *rdata;*/
	
	union {
		DNSRR_A a;
		DNSRR_AAAA aaaa;
		DNSRR_TSIG tsig;
		DNSRR_NS ns;
		DNSRR_CNAME cname;
		DNSRR_MX mx;
		DNSRR_TXT txt;
		DNSRR_SOA soa;
		DNSRR_PTR ptr;
	};
} DNSRR;

DNSRR *dns2_rr_create_a (const char *name, int klass, int ttl, struct in_addr address);
DNSRR *dns2_rr_create_aaaa (const char *name, int klass, int ttl, struct in6_addr address);
DNSRR *dns2_rr_create_ns (const char *name, int klass, int ttl, const char *nsname);
DNSRR *dns2_rr_create_tsig (const char *name, const char *signature, const char *algorithm);
DNSRR *dns2_rr_dup (const DNSRR *rr);
void dns2_rr_free (DNSRR *rr);

#endif /* __RR_H__ */