1 /* $OpenBSD: radix_mpath.h,v 1.5 2006/06/18 11:47:45 pascoe Exp $ */
2 /* $KAME: radix_mpath.h,v 1.9 2004/03/30 11:21:49 keiichi Exp $ */
3
4 /*
5 * Copyright (C) 2001 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 * THE AUTHORS DO NOT GUARANTEE THAT THIS SOFTWARE DOES NOT INFRINGE
32 * ANY OTHERS' INTELLECTUAL PROPERTIES. IN NO EVENT SHALL THE AUTHORS
33 * BE LIABLE FOR ANY INFRINGEMENT OF ANY OTHERS' INTELLECTUAL
34 * PROPERTIES.
35 */
36
37 #ifndef _NET_RADIX_MPATH_H_
38 #define _NET_RADIX_MPATH_H_
39
40 #ifdef _KERNEL
41 /*
42 * Radix tree API with multipath support
43 */
44 struct route;
45 struct rtentry;
46 struct sockaddr;
47 int rn_mpath_capable(struct radix_node_head *);
48 struct radix_node *rn_mpath_next(struct radix_node *);
49 int rn_mpath_count(struct radix_node *);
50 struct rtentry *rt_mpath_matchgate(struct rtentry *, struct sockaddr *);
51 int rt_mpath_conflict(struct radix_node_head *, struct rtentry *,
52 struct sockaddr *, int);
53 void rtalloc_mpath(struct route *, u_int32_t *, u_int tableid);
54 int rn_mpath_inithead(void **, int);
55 #endif
56
57 #endif /* _NET_RADIX_MPATH_H_ */