1/*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
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 unmodified, this list of conditions, and the following
12 *    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 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef _LINUX_NET_IPV6_H_
30#define	_LINUX_NET_IPV6_H_
31
32#include "opt_inet6.h"
33
34#define	ipv6_addr_loopback IN6_IS_ADDR_LOOPBACK
35#define	ipv6_addr_copy(dst, src)					\
36	memcpy((dst), (src), sizeof(struct in6_addr))
37
38#ifdef INET6
39static inline void
40ipv6_ib_mc_map(const struct in6_addr *addr, const unsigned char *broadcast,
41    char *buf)
42{
43	unsigned char scope;
44
45	scope = broadcast[5] & 0xF;
46	buf[0]  = 0;
47	buf[1]  = 0xff;
48	buf[2]  = 0xff;
49	buf[3]  = 0xff;
50	buf[4]  = 0xff;
51	buf[5]  = 0x10 | scope;
52	buf[6]  = 0x60;
53	buf[7]  = 0x1b;
54	buf[8]  = broadcast[8];
55	buf[9]  = broadcast[9];
56	memcpy(&buf[10], &addr->s6_addr[6], 10);
57}
58#endif
59
60#endif	/* _LINUX_NET_IPV6_H_ */
61