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Added dns_dnssec_iszonekey() to determine if a KEY is a zone key without

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the overhead of converting it to a dst key.
This commit is contained in:
Brian Wellington
2000-08-10 02:00:35 +00:00
parent 2f507825cf
commit 41654670e7
2 changed files with 34 additions and 2 deletions
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25
lib/dns/dnssec.c
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@@ -16,7 +16,7 @@
*/
/*
* $Id: dnssec.c,v 1.47 2000/08/01 01:22:20 tale Exp $
* $Id: dnssec.c,v 1.48 2000/08/10 02:00:33 bwelling Exp $
* Principal Author: Brian Wellington
*/
@@ -770,3 +770,26 @@ failure:
return (result);
}
isc_boolean_t
dns_dnssec_iszonekey(dns_rdata_t *keyrdata) {
isc_result_t result;
dns_rdata_key_t key;
isc_boolean_t iszonekey = ISC_TRUE;
REQUIRE(keyrdata != NULL);
result = dns_rdata_tostruct(keyrdata, &key, NULL);
if (result != ISC_R_SUCCESS)
return (ISC_FALSE);
if ((key.flags & DNS_KEYTYPE_NOAUTH) != 0)
iszonekey = ISC_FALSE;
if ((key.flags & DNS_KEYFLAG_OWNERMASK) != DNS_KEYOWNER_ZONE)
iszonekey = ISC_FALSE;
if (key.protocol != DNS_KEYPROTO_DNSSEC &&
key.protocol != DNS_KEYPROTO_ANY)
iszonekey = ISC_FALSE;
return (iszonekey);
}

11
lib/dns/include/dns/dnssec.h
View File

@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: dnssec.h,v 1.18 2000/08/01 01:24:09 tale Exp $ */
/* $Id: dnssec.h,v 1.19 2000/08/10 02:00:35 bwelling Exp $ */
#ifndef DNS_DNSSEC_H
#define DNS_DNSSEC_H 1
@@ -159,6 +159,15 @@ dns_dnssec_verifymessage(isc_buffer_t *source, dns_message_t *msg,
* DST_R_*
*/
isc_boolean_t
dns_dnssec_iszonekey(dns_rdata_t *keyrdata);
/*
* Determines if the key record contained in the rdata is a zone key.
*
* Requires:
* 'keyrdata' is not NULL.
*/
ISC_LANG_ENDDECLS
#endif /* DNS_DNSSEC_H */