if (!pp) {
/* No next closer NSEC3 RR. That means there's a direct NSEC3 RR for our key. */
- *result = bitmap_isset(enclosure_rr->nsec3.types, key->type) ? DNSSEC_NSEC_FOUND : DNSSEC_NSEC_NODATA;
+ if (bitmap_isset(enclosure_rr->nsec3.types, key->type))
+ *result = DNSSEC_NSEC_FOUND;
+ else if (bitmap_isset(enclosure_rr->nsec3.types, DNS_TYPE_CNAME))
+ *result = DNSSEC_NSEC_CNAME;
+ else
+ *result = DNSSEC_NSEC_NODATA;
+
*authenticated = a;
+
return 0;
}
if (r < 0)
return r;
if (r > 0) {
- *result = bitmap_isset(rr->nsec.types, key->type) ? DNSSEC_NSEC_FOUND : DNSSEC_NSEC_NODATA;
+ if (bitmap_isset(rr->nsec.types, key->type))
+ *result = DNSSEC_NSEC_FOUND;
+ else if (bitmap_isset(rr->nsec.types, DNS_TYPE_CNAME))
+ *result = DNSSEC_NSEC_CNAME;
+ else
+ *result = DNSSEC_NSEC_NODATA;
*authenticated = flags & DNS_ANSWER_AUTHENTICATED;
return 0;
}
typedef enum DnssecNsecResult {
DNSSEC_NSEC_NO_RR, /* No suitable NSEC/NSEC3 RR found */
+ DNSSEC_NSEC_CNAME, /* Would be NODATA, but for the existence of a CNAME RR */
DNSSEC_NSEC_UNSUPPORTED_ALGORITHM,
DNSSEC_NSEC_NXDOMAIN,
DNSSEC_NSEC_NODATA,