2
0
mirror of https://gitlab.isc.org/isc-projects/bind9 synced 2025-08-22 18:19:42 +00:00
bind/lib/dns/ecs.c

49 lines
1.1 KiB
C

/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
/*! \file */
#include <string.h>
#include <isc/netaddr.h>
#include <isc/print.h>
#include <isc/util.h>
#include <dns/ecs.h>
#include <dns/types.h>
void
dns_ecs_init(dns_ecs_t *ecs) {
isc_netaddr_unspec(&ecs->addr);
ecs->source = 0;
/*
* XXXMUKS: Fix me when resolver ECS gets merged where scope
* gets initialized to 0xff.
*/
ecs->scope = 0;
}
void
dns_ecs_format(dns_ecs_t *ecs, char *buf, size_t size) {
size_t len;
REQUIRE(ecs != NULL);
REQUIRE(buf != NULL);
REQUIRE(size >= DNS_ECS_FORMATSIZE);
isc_netaddr_format(&ecs->addr, buf, (unsigned int)size);
len = strlen(buf);
INSIST(size >= len);
buf += len;
size -= len;
snprintf(buf, size, "/%u/%u", ecs->source, ecs->scope);
}