1 /* $KAME: rthdr.c,v 1.8 2001/08/20 02:32:40 itojun Exp $ */
4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the project nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * $FreeBSD: src/lib/libc/net/rthdr.c,v 1.2.2.1 2002/04/28 05:40:24 suz Exp $
34 #include <sys/param.h>
35 #include <sys/types.h>
36 #include <sys/socket.h>
38 #include <netinet/in.h>
39 #include <netinet/ip6.h>
45 * RFC5095 deprecated Type 0 routing header and we don't support any other
46 * routing header type yet.
49 inet6_rthdr_space(int type __unused, int seg __unused)
51 return(0); /* type not supported */
55 inet6_rthdr_init(void *bp __unused, int type __unused)
57 return(NULL); /* type not supported */
61 inet6_rthdr_add(struct cmsghdr *cmsg __unused, const struct in6_addr *addr __unused, u_int flags __unused)
63 return(-1); /* type not supported */
67 inet6_rthdr_lasthop(struct cmsghdr *cmsg __unused, unsigned int flags __unused)
69 return (-1); /* type not supported */
73 inet6_rthdr_reverse(const struct cmsghdr *in __unused, struct cmsghdr *out __unused)
75 return -1; /* type not supported */
79 inet6_rthdr_segments(const struct cmsghdr *cmsg __unused)
81 return -1; /* type not supported */
85 inet6_rthdr_getaddr(struct cmsghdr *cmsg __unused, int idx __unused)
87 return NULL; /* type not supported */
91 inet6_rthdr_getflags(const struct cmsghdr *cmsg __unused, int idx __unused)
93 return -1; /* type not supported */
97 * RFC3542 (2292bis) API
100 inet6_rth_space(int type __unused, int segments __unused)
102 return (0); /* type not supported */
106 inet6_rth_init(void *bp __unused, socklen_t bp_len __unused, int type __unused,
107 int segments __unused)
109 return (NULL); /* type not supported */
113 inet6_rth_add(void *bp __unused, const struct in6_addr *addr __unused)
115 return (-1); /* type not supported */
119 inet6_rth_reverse(const void *in __unused, void *out __unused)
121 return (-1); /* type not supported */
125 inet6_rth_segments(const void *bp __unused)
127 return (-1); /* type not supported */
131 inet6_rth_getaddr(const void *bp __unused, int idx __unused)
133 return (NULL); /* type not supported */