1 /* $KAME: rthdr.c,v 1.8 2001/08/20 02:32:40 itojun Exp $ */ 2 3 /* 4 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 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. 18 * 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 29 * SUCH DAMAGE. 30 * 31 * $FreeBSD: src/lib/libc/net/rthdr.c,v 1.2.2.1 2002/04/28 05:40:24 suz Exp $ 32 * $DragonFly: src/lib/libc/net/rthdr.c,v 1.6 2008/09/04 09:08:21 hasso Exp $ 33 */ 34 35 #include <sys/param.h> 36 #include <sys/types.h> 37 #include <sys/socket.h> 38 39 #include <netinet/in.h> 40 #include <netinet/ip6.h> 41 42 #include <string.h> 43 #include <stdio.h> 44 45 /* 46 * RFC5095 deprecated Type 0 routing header and we don't support any other 47 * routing header type yet. 48 */ 49 size_t 50 inet6_rthdr_space(int type __unused, int seg __unused) 51 { 52 return(0); /* type not suppported */ 53 } 54 55 struct cmsghdr * 56 inet6_rthdr_init(void *bp __unused, int type __unused) 57 { 58 return(NULL); /* type not suppported */ 59 } 60 61 int 62 inet6_rthdr_add(struct cmsghdr *cmsg __unused, const struct in6_addr *addr __unused, u_int flags __unused) 63 { 64 return(-1); /* type not suppported */ 65 } 66 67 int 68 inet6_rthdr_lasthop(struct cmsghdr *cmsg __unused, unsigned int flags __unused) 69 { 70 return (-1); /* type not suppported */ 71 } 72 73 int 74 inet6_rthdr_reverse(const struct cmsghdr *in __unused, struct cmsghdr *out __unused) 75 { 76 return -1; /* type not suppported */ 77 } 78 79 int 80 inet6_rthdr_segments(const struct cmsghdr *cmsg __unused) 81 { 82 return -1; /* type not suppported */ 83 } 84 85 struct in6_addr * 86 inet6_rthdr_getaddr(struct cmsghdr *cmsg __unused, int idx __unused) 87 { 88 return NULL; /* type not suppported */ 89 } 90 91 int 92 inet6_rthdr_getflags(const struct cmsghdr *cmsg __unused, int idx __unused) 93 { 94 return -1; /* type not suppported */ 95 } 96 97 /* 98 * RFC3542 (2292bis) API 99 */ 100 socklen_t 101 inet6_rth_space(int type __unused, int segments __unused) 102 { 103 return (0); /* type not suppported */ 104 } 105 106 void * 107 inet6_rth_init(void *bp __unused, socklen_t bp_len __unused, int type __unused, 108 int segments __unused) 109 { 110 return (NULL); /* type not supported */ 111 } 112 113 int 114 inet6_rth_add(void *bp __unused, const struct in6_addr *addr __unused) 115 { 116 return (-1); /* type not supported */ 117 } 118 119 int 120 inet6_rth_reverse(const void *in __unused, void *out __unused) 121 { 122 return (-1); /* type not supported */ 123 } 124 125 int 126 inet6_rth_segments(const void *bp __unused) 127 { 128 return (-1); /* type not supported */ 129 } 130 131 struct in6_addr * 132 inet6_rth_getaddr(const void *bp __unused, int idx __unused) 133 { 134 return (NULL); /* type not supported */ 135 } 136