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Support DNSSEC validation without support records

This commit is contained in:
Willem Toorop 2017-11-01 15:28:46 +01:00
parent b4ae4b7121
commit 270c3d654f
1 changed files with 11 additions and 2 deletions
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13
src/dnssec.c
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@ -2548,6 +2548,11 @@ static int chain_node_get_trusted_keys(
node->dnskey_signer = keytag; node->dnskey_signer = keytag;
return GETDNS_DNSSEC_SECURE; return GETDNS_DNSSEC_SECURE;
} }
/* ta is the DNSKEY for this name? */
if (_dname_equal(ta->name, node->dnskey.name)) {
*keys = ta;
return GETDNS_DNSSEC_SECURE;
}
/* ta is parent's ZSK */ /* ta is parent's ZSK */
if ((keytag = key_proves_nonexistance( if ((keytag = key_proves_nonexistance(
mf, now, skew, ta, &node->ds, NULL))) { mf, now, skew, ta, &node->ds, NULL))) {
@ -3565,13 +3570,17 @@ getdns_validate_dnssec2(getdns_list *records_to_validate,
fflush(stdout); fflush(stdout);
#endif #endif
if (!records_to_validate || !support_records || !trust_anchors) if (!records_to_validate || !trust_anchors)
return GETDNS_RETURN_INVALID_PARAMETER; return GETDNS_RETURN_INVALID_PARAMETER;
mf = &records_to_validate->mf; mf = &records_to_validate->mf;
/* First convert everything to wire format /* First convert everything to wire format
*/ */
if (!(support = _getdns_list2wire(support_records,
if (!support_records)
(void) memset((support = support_buf), 0, GLDNS_HEADER_SIZE);
else if (!(support = _getdns_list2wire(support_records,
support_buf, &support_len, mf))) support_buf, &support_len, mf)))
return GETDNS_RETURN_MEMORY_ERROR; return GETDNS_RETURN_MEMORY_ERROR;