reserved[] is const
/* $Id: getifaddr.c,v 1.19 2013/12/13 14:28:40 nanard Exp $ */
-/* MiniUPnP project
- * http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
- * (c) 2006-2014 Thomas Bernard
+/* vim: tabstop=4 shiftwidth=4 noexpandtab
+ * MiniUPnP project
+ * http://miniupnp.free.fr/ or https://miniupnp.tuxfamily.org/
+ * (c) 2006-2018 Thomas Bernard
* This software is subject to the conditions detailed
* in the LICENCE file provided within the distribution */
@@ -263,7 +264,7 @@ find_ipv6_addr(const char * ifname,
/* If interface has IP address from one of this block, then it is either behind NAT or port forwarding is impossible */
#define IP(a, b, c, d) (((a) << 24) + ((b) << 16) + ((c) << 8) + (d))
#define MSK(m) (32-(m))
-static struct { uint32_t address; uint32_t rmask; } reserved[] = {
+static const struct { uint32_t address; uint32_t rmask; } reserved[] = {
{ IP( 0, 0, 0, 0), MSK( 8) }, /* RFC1122 "This host on this network" */
{ IP( 10, 0, 0, 0), MSK( 8) }, /* RFC1918 Private-Use */
{ IP(100, 64, 0, 0), MSK(10) }, /* RFC6598 Shared Address Space */
