X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Freply.c;h=c37bb4069683038b858fb99cd070f89f5c775472;hb=a719a4bedec2bc512b7f95f7446e02f6662ebbc7;hp=9d11607871b6acec51ae2ec6884c8d68a0170c3e;hpb=7da210700fbdd45a273d6735f6a2a55ae3838633;p=adns.git

diff --git a/src/reply.c b/src/reply.c
index 9d11607..c37bb40 100644
--- a/src/reply.c
+++ b/src/reply.c
@@ -3,7 +3,7 @@
  * - main handling and parsing routine for received datagrams
  */
 /*
- *  This file is part of adns, which is Copyright (C) 1997, 1998 Ian Jackson
+ *  This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
  *  
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -111,22 +111,22 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
     break;
   case rcode_formaterror:
     adns__warn(ads,serv,qu,"server cannot understand our query (Format Error)");
-    adns__query_fail(qu,adns_s_serverfaulty);
+    adns__query_fail(qu,adns_s_rcodeformaterror);
     return;
   case rcode_servfail:
-    adns__query_fail(qu,adns_s_servfail);
+    adns__query_fail(qu,adns_s_rcodeservfail);
     return;
   case rcode_notimp:
     adns__warn(ads,serv,qu,"server claims not to implement our query");
-    adns__query_fail(qu,adns_s_notimplemented);
+    adns__query_fail(qu,adns_s_rcodenotimplemented);
     return;
   case rcode_refused:
     adns__warn(ads,serv,qu,"server refused our query");
-    adns__query_fail(qu,adns_s_refused);
+    adns__query_fail(qu,adns_s_rcoderefused);
     return;
   default:
     adns__warn(ads,serv,qu,"server gave unknown response code %d",rcode);
-    adns__query_fail(qu,adns_s_reasonunknown);
+    adns__query_fail(qu,adns_s_rcodeunknown);
     return;
   }
 
@@ -157,7 +157,10 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
     }
     if (rrtype == adns_r_cname && /* fixme - implement adns_qf_nocname */
 	(qu->typei->type & adns__rrt_typemask) != adns_r_cname) {
-      if (!qu->cname_dgram) { /* Ignore second and subsequent CNAMEs */
+      if (qu->flags & adns_qf_cname_forbid) {
+	adns__query_fail(qu,adns_s_prohibitedcname);
+	return;
+      } else if (!qu->cname_dgram) { /* Ignore second and subsequent CNAMEs */
 	qu->cname_begin= rdstart;
 	qu->cname_dglen= dglen;
 	st= adns__parse_domain(ads,serv,qu, &qu->vb,
@@ -167,7 +170,7 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
 	if (st) { adns__query_fail(qu,st); return; }
 	l= strlen(qu->vb.buf)+1;
 	qu->answer->cname= adns__alloc_interim(qu,l);
-	if (!qu->answer->cname) { adns__query_fail(qu,adns_s_nolocalmem); return; }
+	if (!qu->answer->cname) { adns__query_fail(qu,adns_s_nomemory); return; }
 
 	qu->cname_dgram= adns__alloc_mine(qu,dglen);
 	memcpy(qu->cname_dgram,dgram,dglen);
@@ -246,7 +249,7 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
       adns__query_fail(qu,adns_s_norecurse);
     } else {
       adns__diag(ads,serv,qu,"server claims to do recursion, but gave us a referral");
-      adns__query_fail(qu,adns_s_serverfaulty);
+      adns__query_fail(qu,adns_s_invalidresponse);
     }
     return;
   }
@@ -254,7 +257,7 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
   /* Now, we have some RRs which we wanted. */
 
   qu->answer->rrs.untyped= adns__alloc_interim(qu,qu->typei->rrsz*wantedrrs);
-  if (!qu->answer->rrs.untyped) { adns__query_fail(qu,adns_s_nolocalmem); return; }
+  if (!qu->answer->rrs.untyped) { adns__query_fail(qu,adns_s_nomemory); return; }
 
   typei= qu->typei;
   cbyte= anstart;
@@ -301,7 +304,7 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
   
   if (!flg_tc) {
     adns__diag(ads,serv,qu,"server sent datagram which points outside itself");
-    adns__query_fail(qu,adns_s_serverfaulty);
+    adns__query_fail(qu,adns_s_invalidresponse);
     return;
   }
   qu->flags |= adns_qf_usevc;
@@ -315,7 +318,7 @@ void adns__procdgram(adns_state ads, const byte *dgram, int dglen,
     if (st) { adns__query_fail(qu,st); return; }
     
     newquery= realloc(qu->query_dgram,qu->vb.used);
-    if (!newquery) { adns__query_fail(qu,adns_s_nolocalmem); return; }
+    if (!newquery) { adns__query_fail(qu,adns_s_nomemory); return; }
     
     qu->query_dgram= newquery;
     qu->query_dglen= qu->vb.used;