xref: /linux/include/uapi/linux/ipv6_route.h (revision 74ce1896c6c65b2f8cccbf59162d542988835835)
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 
13 #ifndef _UAPI_LINUX_IPV6_ROUTE_H
14 #define _UAPI_LINUX_IPV6_ROUTE_H
15 
16 #include <linux/types.h>
17 #include <linux/in6.h>			/* For struct in6_addr. */
18 
19 #define RTF_DEFAULT	0x00010000	/* default - learned via ND	*/
20 #define RTF_ALLONLINK	0x00020000	/* (deprecated and will be removed)
21 					   fallback, no routers on link */
22 #define RTF_ADDRCONF	0x00040000	/* addrconf route - RA		*/
23 #define RTF_PREFIX_RT	0x00080000	/* A prefix only route - RA	*/
24 #define RTF_ANYCAST	0x00100000	/* Anycast			*/
25 
26 #define RTF_NONEXTHOP	0x00200000	/* route with no nexthop	*/
27 #define RTF_EXPIRES	0x00400000
28 
29 #define RTF_ROUTEINFO	0x00800000	/* route information - RA	*/
30 
31 #define RTF_CACHE	0x01000000	/* cache entry			*/
32 #define RTF_FLOW	0x02000000	/* flow significant route	*/
33 #define RTF_POLICY	0x04000000	/* policy route			*/
34 
35 #define RTF_PREF(pref)	((pref) << 27)
36 #define RTF_PREF_MASK	0x18000000
37 
38 #define RTF_PCPU	0x40000000	/* read-only: can not be set by user */
39 #define RTF_LOCAL	0x80000000
40 
41 
42 struct in6_rtmsg {
43 	struct in6_addr		rtmsg_dst;
44 	struct in6_addr		rtmsg_src;
45 	struct in6_addr		rtmsg_gateway;
46 	__u32			rtmsg_type;
47 	__u16			rtmsg_dst_len;
48 	__u16			rtmsg_src_len;
49 	__u32			rtmsg_metric;
50 	unsigned long		rtmsg_info;
51         __u32			rtmsg_flags;
52 	int			rtmsg_ifindex;
53 };
54 
55 #define RTMSG_NEWDEVICE		0x11
56 #define RTMSG_DELDEVICE		0x12
57 #define RTMSG_NEWROUTE		0x21
58 #define RTMSG_DELROUTE		0x22
59 
60 #define IP6_RT_PRIO_USER	1024
61 #define IP6_RT_PRIO_ADDRCONF	256
62 
63 #endif /* _UAPI_LINUX_IPV6_ROUTE_H */
64