store verification status in rrset cache to enable security for nonRD
replies and also speed up processing.
git-svn-id: file:///svn/unbound/trunk@550 be551aaa-1e26-0410-a405-d3ace91eadb9
- services/cache/dns.c DNS Cache. Hybrid cache uses msgcache and
rrset cache from module environment.
- packed rrset key has type and class as easily accessable struct
members. They are still kept in network format for fast msg encode.
- dns cache find_delegation routine.
git-svn-id: file:///svn/unbound/trunk@339 be551aaa-1e26-0410-a405-d3ace91eadb9
