linux/include/linux/ipv6_route.h
YOSHIFUJI Hideaki 70ceb4f539 [IPV6]: ROUTE: Add experimental support for Route Information Option in RA (RFC4191).
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2006-03-20 17:06:24 -08:00

61 lines
1.7 KiB
C

/*
* Linux INET6 implementation
*
* Authors:
* Pedro Roque <roque@di.fc.ul.pt>
*
* 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 the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _LINUX_IPV6_ROUTE_H
#define _LINUX_IPV6_ROUTE_H
#define RTF_DEFAULT 0x00010000 /* default - learned via ND */
#define RTF_ALLONLINK 0x00020000 /* (deprecated and will be removed)
fallback, no routers on link */
#define RTF_ADDRCONF 0x00040000 /* addrconf route - RA */
#define RTF_PREFIX_RT 0x00080000 /* A prefix only route - RA */
#define RTF_ANYCAST 0x00100000 /* Anycast */
#define RTF_NONEXTHOP 0x00200000 /* route with no nexthop */
#define RTF_EXPIRES 0x00400000
#define RTF_ROUTEINFO 0x00800000 /* route information - RA */
#define RTF_CACHE 0x01000000 /* cache entry */
#define RTF_FLOW 0x02000000 /* flow significant route */
#define RTF_POLICY 0x04000000 /* policy route */
#define RTF_PREF(pref) ((pref) << 27)
#define RTF_PREF_MASK 0x18000000
#define RTF_LOCAL 0x80000000
#ifdef __KERNEL__
#define IPV6_EXTRACT_PREF(flag) (((flag) & RTF_PREF_MASK) >> 27)
#define IPV6_DECODE_PREF(pref) ((pref) ^ 2) /* 1:low,2:med,3:high */
#endif
struct in6_rtmsg {
struct in6_addr rtmsg_dst;
struct in6_addr rtmsg_src;
struct in6_addr rtmsg_gateway;
__u32 rtmsg_type;
__u16 rtmsg_dst_len;
__u16 rtmsg_src_len;
__u32 rtmsg_metric;
unsigned long rtmsg_info;
__u32 rtmsg_flags;
int rtmsg_ifindex;
};
#define RTMSG_NEWDEVICE 0x11
#define RTMSG_DELDEVICE 0x12
#define RTMSG_NEWROUTE 0x21
#define RTMSG_DELROUTE 0x22
#endif