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/*
* answer.h -- manipulating query answers and encoding them.
*
* Copyright (c) 2001-2011, NLnet Labs. All rights reserved.
*
* See LICENSE for the license.
*
*/
#ifndef _ANSWER_H_
#define _ANSWER_H_
#include <sys/types.h>
#include "dns.h"
#include "namedb.h"
#include "packet.h"
#include "query.h"
/*
* Structure used to keep track of RRsets that need to be stored in
* the answer packet.
*/
typedef struct answer answer_type;
struct answer {
size_t rrset_count;
rrset_type *rrsets[MAXRRSPP];
domain_type *domains[MAXRRSPP];
rr_section_type section[MAXRRSPP];
};
void encode_answer(query_type *q, const answer_type *answer);
void answer_init(answer_type *answer);
/*
* Add the specified RRset to the answer in the specified section. If
* the RRset is already present and in the same (or "higher") section
* return 0, otherwise return 1.
*/
int answer_add_rrset(answer_type *answer, rr_section_type section,
domain_type *domain, rrset_type *rrset);
#endif /* _ANSWER_H_ */
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