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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2015 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
typedef enum DnssecMode DnssecMode;
#include "dns-domain.h"
#include "resolved-dns-answer.h"
#include "resolved-dns-rr.h"
enum DnssecMode {
/* No DNSSEC validation is done */
DNSSEC_NO,
/* Trust the AD bit sent by the server. UNSAFE! */
DNSSEC_TRUST,
/* Validate locally, if the server knows DO, but if not, don't. Don't trust the AD bit */
DNSSEC_YES,
_DNSSEC_MODE_MAX,
_DNSSEC_MODE_INVALID = -1
};
enum {
DNSSEC_VERIFIED,
DNSSEC_INVALID,
DNSSEC_NO_SIGNATURE,
DNSSEC_MISSING_KEY,
DNSSEC_SIGNATURE_EXPIRED,
};
#define DNSSEC_CANONICAL_HOSTNAME_MAX (DNS_HOSTNAME_MAX + 2)
int dnssec_rrsig_match_dnskey(DnsResourceRecord *rrsig, DnsResourceRecord *dnskey);
int dnssec_key_match_rrsig(DnsResourceKey *key, DnsResourceRecord *rrsig);
int dnssec_verify_rrset(DnsAnswer *answer, DnsResourceKey *key, DnsResourceRecord *rrsig, DnsResourceRecord *dnskey, usec_t realtime);
int dnssec_verify_rrset_search(DnsAnswer *a, DnsResourceKey *key, DnsAnswer *validated_dnskeys, usec_t realtime);
int dnssec_verify_dnskey(DnsResourceRecord *dnskey, DnsResourceRecord *ds);
uint16_t dnssec_keytag(DnsResourceRecord *dnskey);
int dnssec_canonicalize(const char *n, char *buffer, size_t buffer_max);
const char* dnssec_mode_to_string(DnssecMode m) _const_;
DnssecMode dnssec_mode_from_string(const char *s) _pure_;
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