1/*	$NetBSD: mld6_var.h,v 1.10 2011/11/19 22:51:29 tls Exp $	*/
 2/*	$KAME: mld6_var.h,v 1.4 2000/03/25 07:23:54 sumikawa Exp $	*/
 3
 4/*
 5 * Copyright (C) 1998 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 */
32
33#ifndef _NETINET6_MLD6_VAR_H_
34#define _NETINET6_MLD6_VAR_H_
35
36#ifdef _KERNEL
37
38#define MLD_RANDOM_DELAY(X)	(cprng_fast32() % (X) + 1)
39
40/*
41 * States for MLD stop-listening processing
42 */
43#define MLD_OTHERLISTENER			0
44#define MLD_IREPORTEDLAST			1
45#define MLD_REPORTPENDING			2 /* implementation specific */
46
47/* denotes that the MLD max response delay field specifies time in milliseconds */
48#define MLD_TIMER_SCALE	1000
49
50void	mld_init(void);
51void	mld_input(struct mbuf *, int);
52#endif /* _KERNEL */
53
54#endif /* !_NETINET6_MLD6_VAR_H_ */