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Diffstat (limited to '')
-rw-r--r-- | lib/dns/zonekey.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/lib/dns/zonekey.c b/lib/dns/zonekey.c new file mode 100644 index 0000000..f86c2ca --- /dev/null +++ b/lib/dns/zonekey.c @@ -0,0 +1,54 @@ +/* + * Copyright (C) Internet Systems Consortium, Inc. ("ISC") + * + * SPDX-License-Identifier: MPL-2.0 + * + * 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 https://mozilla.org/MPL/2.0/. + * + * See the COPYRIGHT file distributed with this work for additional + * information regarding copyright ownership. + */ + +/*! \file */ + +#include <stdbool.h> + +#include <isc/result.h> +#include <isc/types.h> +#include <isc/util.h> + +#include <dns/keyvalues.h> +#include <dns/rdata.h> +#include <dns/rdatastruct.h> +#include <dns/types.h> +#include <dns/zonekey.h> + +bool +dns_zonekey_iszonekey(dns_rdata_t *keyrdata) { + isc_result_t result; + dns_rdata_dnskey_t key; + bool iszonekey = true; + + REQUIRE(keyrdata != NULL); + + result = dns_rdata_tostruct(keyrdata, &key, NULL); + if (result != ISC_R_SUCCESS) { + return (false); + } + + if ((key.flags & DNS_KEYTYPE_NOAUTH) != 0) { + iszonekey = false; + } + if ((key.flags & DNS_KEYFLAG_OWNERMASK) != DNS_KEYOWNER_ZONE) { + iszonekey = false; + } + if (key.protocol != DNS_KEYPROTO_DNSSEC && + key.protocol != DNS_KEYPROTO_ANY) + { + iszonekey = false; + } + + return (iszonekey); +} |