Support v6-mapping IPv4 addresses found doing addr lookups.

[adns.git] / client / adnsresfilter.c

diff --git a/client/adnsresfilter.c b/client/adnsresfilter.c
index aec3889bacb8a9d9122be6ec63fbbba4f35e7f51..7632ee3f59b83c34bc9f24786226678909b40cfd 100644 (file)
--- a/client/adnsresfilter.c
+++ b/client/adnsresfilter.c
@@ -3,12 +3,11 @@
  * - filter which does resolving, not part of the library
  */
 /*
- *  This file is
- *    Copyright (C) 1999-2000 Ian Jackson <ian@davenant.greenend.org.uk>
- *
- *  It is part of adns, which is
- *    Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
- *    Copyright (C) 1999-2000 Tony Finch <dot@dotat.at>
+ *  This file is part of adns, which is
+ *    Copyright (C) 1997-2000,2003,2006  Ian Jackson
+ *    Copyright (C) 1999-2000,2003,2006  Tony Finch
+ *    Copyright (C) 1991 Massachusetts Institute of Technology
+ *  (See the file INSTALL for full details.)
  *  
  *  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
@@ -49,8 +48,7 @@
 
 struct outqueuenode {
   struct outqueuenode *next, *back;
-  void *buffer;
-  char *textp;
+  char *buffer, *textp;
   int textlen;
   struct timeval printbefore;
   struct treething *addr;
@@ -217,7 +215,8 @@ static void queueoutchar(int c) {
   struct outqueuenode *entry;
   
   entry= outqueue.tail;
-  if (!entry || entry->addr || entry->textlen >= peroutqueuenode) {
+  if (!entry || entry->addr ||
+      entry->textlen >= peroutqueuenode - (entry->textp - entry->buffer)) {
     peroutqueuenode= !peroutqueuenode || !entry || entry->addr ? 128 : 
       peroutqueuenode >= 1024 ? 4096 : peroutqueuenode<<2;
     entry= xmalloc(sizeof(*entry));