/usr/include/libkres/signature.h is in libkres-dev 2.1.1-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | /* Copyright (C) 2015-2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <dnssec/key.h>
#include <libknot/rrset.h>
/**
* Performs referral authentication according to RFC4035 5.2, bullet 2
* @param ref Referral RRSet. Currently only DS can be used.
* @param key Already parsed key.
* @return 0 or error code. In particular: DNSSEC_INVALID_DS_ALGORITHM
* in case *all* DSs in ref use an unimplemented algorithm.
*/
int kr_authenticate_referral(const knot_rrset_t *ref, const dnssec_key_t *key);
/**
* Check the signature of the supplied RRSet.
* @param rrsigs RRSet containing signatures.
* @param pos Index of the signature record in the signature RRSet.
* @param key Key to be used to validate the signature.
* @param covered The covered RRSet.
* @param trim_labels Number of the leftmost labels to be removed and replaced with '*.'.
* @return 0 if signature valid, error code else.
*/
int kr_check_signature(const knot_rrset_t *rrsigs, size_t pos,
const dnssec_key_t *key, const knot_rrset_t *covered,
int trim_labels);
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