xref: /freebsd/sys/netinet6/mld6_var.h (revision 1669d8afc64812c8d2d1d147ae1fd42ff441e1b1)
1 /*-
2  * Copyright (C) 1998 WIDE Project.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the project nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  *	$KAME: mld6_var.h,v 1.4 2000/03/25 07:23:54 sumikawa Exp $
30  * $FreeBSD$
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) (arc4random() % (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 void	mld6_init(void);
48 void	mld6_input(struct mbuf *, int);
49 void	mld6_start_listening(struct in6_multi *);
50 void	mld6_stop_listening(struct in6_multi *);
51 void	mld6_fasttimeo(void);
52 #endif /* _KERNEL */
53 
54 #endif /* _NETINET6_MLD6_VAR_H_ */
55