tom 2009/04/29 20:58:01 BST
Modified files: (Branch: DEVEL_PDKIM)
exim-src/src dns.c
Log:
Do debug print when truncating DNS packets
Revision Changes Path
1.17.2.1 +6 -1 exim/exim-src/src/dns.c
Index: dns.c
===================================================================
RCS file: /home/cvs/exim/exim-src/src/dns.c,v
retrieving revision 1.17
retrieving revision 1.17.2.1
diff -u -r1.17 -r1.17.2.1
--- dns.c 8 Jan 2007 10:50:18 -0000 1.17
+++ dns.c 29 Apr 2009 19:58:00 -0000 1.17.2.1
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/exim-src/src/dns.c,v 1.17 2007/01/08 10:50:18 ph10 Exp $ */
+/* $Cambridge: exim/exim-src/src/dns.c,v 1.17.2.1 2009/04/29 19:58:00 tom Exp $ */
/*************************************************
* Exim - an Internet mail transport agent *
@@ -562,7 +562,12 @@
else
dnsa->answerlen = res_search(CS name, C_IN, type, dnsa->answer, MAXPACKET);
-if (dnsa->answerlen > MAXPACKET) dnsa->answerlen = MAXPACKET;
+if (dnsa->answerlen > MAXPACKET)
+ {
+ DEBUG(D_dns) debug_printf("DNS lookup of %s (%s) resulted in overlong packet (size %d), truncating to %d.\n",
+ name, dns_text_type(type), dnsa->answerlen, MAXPACKET);
+ dnsa->answerlen = MAXPACKET;
+ }
if (dnsa->answerlen < 0) switch (h_errno)
{
