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small tweaks in the NSEC3 code

This commit is contained in:
Miek Gieben 2012-06-06 07:36:45 +02:00
parent 826ae93ccb
commit f0f567c5f7
2 changed files with 14 additions and 1 deletions
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9
lookup.go
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@ -15,6 +15,15 @@ const (
INDETERMINATE
)
// Types of answers (without looking the RFCs)
// len(m.Ns) > 0
// NS records in there? -> delegation (rcode should be rcode.Success)
// - secure delegation -> DS should be there
// - insecure delegation -> Proof of no DS (either NSEC or NSEC3)
// - plain old DNS delegation -> ...
// SOA record in there? -> nxdomain (rcode should be rcode.Nxdomain)
// Lookup does a (secure) DNS lookup. The message m contains
// the question to be asked. Lookup returns last packet seen
// which is either the answer or a packet somewhere in the

6
nsecx.go
View File

@ -69,7 +69,11 @@ func (nsec3 *RR_NSEC3) Match(domain string) bool {
return strings.ToUpper(SplitLabels(nsec3.Header().Name)[0]) == strings.ToUpper(HashName(domain, nsec3.Hash, nsec3.Iterations, nsec3.Salt))
}
// Cover checks if domain is covered by the NSEC3 record. Domain must be given in plain text.
// RR_NSEC Match? (Do have them both??)
// Cover checks if domain is covered by the NSEC3 record. Domain must be given in plain text (i.e. not hashed)
// TODO(mg): this doesn't loop around
// TODO(mg): make a CoverHashed variant?
func (nsec3 *RR_NSEC3) Cover(domain string) bool {
hashdom := strings.ToUpper(HashName(domain, nsec3.Hash, nsec3.Iterations, nsec3.Salt))
nextdom := strings.ToUpper(nsec3.NextDomain)