ixfr-fix.diff

Index: pdns/qtype.cc
===================================================================
--- pdns/qtype.cc	(revision 998)
+++ pdns/qtype.cc	(working copy)
@@ -59,6 +59,7 @@
       insert("A6",38);
       insert("NAPTR",35);
       insert("SPF",99);
+      insert("IXFR",251);
       insert("AXFR",252);
       insert("ANY",255);
       insert("URL",256);
Index: pdns/tcpreceiver.cc
===================================================================
--- pdns/tcpreceiver.cc	(revision 998)
+++ pdns/tcpreceiver.cc	(working copy)
@@ -268,7 +268,7 @@
       if(packet->parse(mesg, pktlen)<0)
 	break;
       
-      if(packet->qtype.getCode()==QType::AXFR) {
+      if(packet->qtype.getCode()==QType::AXFR || packet->qtype.getCode()==QType::IXFR) {
 	if(doAXFR(packet->qdomain, packet, fd)) 
 	  S.inc("tcp-answers");  
 	continue;
@@ -363,7 +363,10 @@
     sendPacket(outpacket,outsock);
     return 0;
   }
-  L<<Logger::Error<<"AXFR of domain '"<<target<<"' initiated by "<<q->getRemote()<<endl;
+  if (q->qtype.getCode()==QType::AXFR)
+    L<<Logger::Error<<"AXFR of domain '"<<target<<"' initiated by "<<q->getRemote()<<endl;
+  else
+    L<<Logger::Error<<"IXFR(fallback to AXFR) of domain '"<<target<<"' initiated by "<<q->getRemote()<<endl;
   outpacket=shared_ptr<DNSPacket>(q->replyPacket());
 
   DNSResourceRecord soa;