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/*
* Part of DNS zone file validator `validns`.
*
* Copyright 2011-2014 Anton Berezin <tobez@tobez.org>
* Modified BSD license.
* (See LICENSE file in the distribution.)
*
*/
#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "common.h"
#include "textparse.h"
#include "mempool.h"
#include "carp.h"
#include "rr.h"
static struct rr *lp_parse(char *name, long ttl, int type, char *s)
{
struct rr_lp *rr = getmem(sizeof(*rr));
int preference;
rr->preference = preference = extract_integer(&s, "LP preference");
if (preference < 0)
return NULL;
rr->fqdn = extract_name(&s, "LP fqdn", 0);
if (!rr->fqdn)
return NULL;
if (strcasecmp(name, rr->fqdn) == 0) {
return bitch("LP points to itself");
}
if (*s) {
return bitch("garbage after valid LP data");
}
return store_record(type, name, ttl, rr);
}
static char* lp_human(struct rr *rrv)
{
RRCAST(lp);
char s[1024];
snprintf(s, 1024, "%d %s",
rr->preference, rr->fqdn);
return quickstrdup_temp(s);
}
static struct binary_data lp_wirerdata(struct rr *rrv)
{
RRCAST(lp);
return compose_binary_data("2d", 1,
rr->preference, name2wire_name(rr->fqdn));
}
struct rr_methods lp_methods = { lp_parse, lp_human, lp_wirerdata, NULL, NULL };
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