Limit zone names to 14 bytes

[project/firewall3.git] / zones.h

diff --git a/zones.h b/zones.h
index b78aa32..dfae81c 100644 (file)
--- a/zones.h
+++ b/zones.h
@@ -22,6 +22,9 @@
 #include "options.h"
 #include "iptables.h"
 
+/* 32 - sizeof("postrouting_") - sizeof("_rule") - sizeof("\0") */
+#define FW3_ZONE_MAXNAMELEN 14
+
 extern const struct fw3_option fw3_zone_opts[];
 
 struct fw3_zone * fw3_alloc_zone(void);