1 /* 2 * Linux INET6 implementation 3 * 4 * Authors: 5 * Pedro Roque <roque@di.fc.ul.pt> 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 10 * 2 of the License, or (at your option) any later version. 11 */ 12 #ifndef _LINUX_IPV6_ROUTE_H 13 #define _LINUX_IPV6_ROUTE_H 14 15 #include <uapi/linux/ipv6_route.h> 16 17 #define IPV6_EXTRACT_PREF(flag) (((flag) & RTF_PREF_MASK) >> 27) 18 #define IPV6_DECODE_PREF(pref) ((pref) ^ 2) /* 1:low,2:med,3:high */ 19 #endif 20