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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:26:00 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:26:00 +0000 |
commit | 830407e88f9d40d954356c3754f2647f91d5c06a (patch) | |
tree | d6a0ece6feea91f3c656166dbaa884ef8a29740e /lib/dnssec/ta.h | |
parent | Initial commit. (diff) | |
download | knot-resolver-upstream.tar.xz knot-resolver-upstream.zip |
Adding upstream version 5.6.0.upstream/5.6.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/dnssec/ta.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/dnssec/ta.h b/lib/dnssec/ta.h new file mode 100644 index 0000000..1eb1dd9 --- /dev/null +++ b/lib/dnssec/ta.h @@ -0,0 +1,61 @@ +/* Copyright (C) CZ.NIC, z.s.p.o. <knot-resolver@labs.nic.cz> + * SPDX-License-Identifier: GPL-3.0-or-later + */ + +#pragma once + +#include "lib/defines.h" +#include "lib/generic/trie.h" +#include <libknot/rrset.h> + +/** + * Find TA RRSet by name. + * @param trust_anchors trust store + * @param name name of the TA + * @return non-empty RRSet or NULL + */ +KR_EXPORT +knot_rrset_t *kr_ta_get(trie_t *trust_anchors, const knot_dname_t *name); + +/** + * Add TA to trust store. DS or DNSKEY types are supported. + * @param trust_anchors trust store + * @param name name of the TA + * @param type RR type of the TA (DS or DNSKEY) + * @param ttl + * @param rdata + * @param rdlen + * @return 0 or an error + */ +KR_EXPORT +int kr_ta_add(trie_t *trust_anchors, const knot_dname_t *name, uint16_t type, + uint32_t ttl, const uint8_t *rdata, uint16_t rdlen); + +struct kr_context; + +/** + * Return pointer to the name of the closest positive trust anchor or NULL. + * + * "Closest" means on path towards root. Closer negative anchor results into NULL. + * @param type serves as a shorthand because DS needs to start one level higher. + */ +KR_EXPORT KR_PURE +const knot_dname_t * kr_ta_closest(const struct kr_context *ctx, const knot_dname_t *name, + const uint16_t type); + +/** + * Remove TA from trust store. + * @param trust_anchors trust store + * @param name name of the TA + * @return 0 or an error + */ +KR_EXPORT +int kr_ta_del(trie_t *trust_anchors, const knot_dname_t *name); + +/** + * Clear trust store. + * @param trust_anchors trust store + */ +KR_EXPORT +void kr_ta_clear(trie_t *trust_anchors); + |