mDNSlocal void DeleteCachedNSECS(mDNS *const m, CacheRecord *cr)
{
CacheRecord *rp, *next;
if (cr->nsec) LogDNSSEC("DeleteCachedNSECS: Deleting NSEC Records\n");
for (rp = cr->nsec; rp; rp = next)
{
next = rp->next;
ReleaseCacheRecord(m, rp);
}
cr->nsec = mDNSNULL;
}
mDNSexport void InitializeAnonInfoForQuestion(mDNS *const m, CacheRecord **McastNSEC3Records, DNSQuestion *q)
{
CacheRecord *nsec3CR;
if (q->qtype != kDNSType_PTR)
return;
nsec3CR = FindMatchingNSEC3ForName(m, McastNSEC3Records, &q->qname);
if (nsec3CR)
{
q->AnonInfo = AllocateAnonInfo(mDNSNULL, mDNSNULL, 0, &nsec3CR->resrec);
if (q->AnonInfo)
{
debugf("InitializeAnonInfoForQuestion: Found a matching NSEC3 record %s, for %##s (%s)",
RRDisplayString(m, q->AnonInfo->nsec3RR), q->qname.c, DNSTypeName(q->qtype));
}
ReleaseCacheRecord(m, nsec3CR);
}
}
mDNSexport void InitializeAnonInfoForCR(mDNS *const m, CacheRecord **McastNSEC3Records, CacheRecord *cr)
{
CacheRecord *nsec3CR;
if (!(*McastNSEC3Records))
return;
// If already initialized or not a PTR type, we don't have to do anything
if (cr->resrec.AnonInfo || cr->resrec.rrtype != kDNSType_PTR)
return;
nsec3CR = FindMatchingNSEC3ForName(m, McastNSEC3Records, cr->resrec.name);
if (nsec3CR)
{
cr->resrec.AnonInfo = AllocateAnonInfo(mDNSNULL, mDNSNULL, 0, &nsec3CR->resrec);
if (cr->resrec.AnonInfo)
{
debugf("InitializeAnonInfoForCR: Found a matching NSEC3 record %s, for %##s (%s)",
RRDisplayString(m, cr->resrec.AnonInfo->nsec3RR), cr->resrec.name->c,
DNSTypeName(cr->resrec.rrtype));
}
ReleaseCacheRecord(m, nsec3CR);
}
}
