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ip6protosw.h revision 1.6 
      1 /*	$NetBSD: ip6protosw.h,v 1.6 2000/02/17 10:59:39 darrenr 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  */
     32 
     33 /*	BSDI protosw.h,v 2.3 1996/10/11 16:02:40 pjd Exp	*/
     34 
     35 /*-
     36  * Copyright (c) 1982, 1986, 1993
     37  *	The Regents of the University of California.  All rights reserved.
     38  *
     39  * Redistribution and use in source and binary forms, with or without
     40  * modification, are permitted provided that the following conditions
     41  * are met:
     42  * 1. Redistributions of source code must retain the above copyright
     43  *    notice, this list of conditions and the following disclaimer.
     44  * 2. Redistributions in binary form must reproduce the above copyright
     45  *    notice, this list of conditions and the following disclaimer in the
     46  *    documentation and/or other materials provided with the distribution.
     47  * 3. All advertising materials mentioning features or use of this software
     48  *    must display the following acknowledgement:
     49  *	This product includes software developed by the University of
     50  *	California, Berkeley and its contributors.
     51  * 4. Neither the name of the University nor the names of its contributors
     52  *    may be used to endorse or promote products derived from this software
     53  *    without specific prior written permission.
     54  *
     55  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     56  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     57  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     58  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     59  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     60  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     61  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     62  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     63  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     64  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     65  * SUCH DAMAGE.
     66  *
     67  *	@(#)protosw.h	8.1 (Berkeley) 6/2/93
     68  */
     69 
     70 #ifndef _NETINET6_IP6PROTOSW_H_
     71 #define _NETINET6_IP6PROTOSW_H_
     72 
     73 /*
     74  * Protocol switch table for IPv6.
     75  * All other definitions should refer to sys/protosw.h
     76  */
     77 #include <net/pfil.h>
     78 
     79 struct mbuf;
     80 struct sockaddr;
     81 struct socket;
     82 struct domain;
     83 struct proc;
     84 struct ip6_hdr;
     85 
     86 /*
     87  * argument type for the last arg of pr_ctlinput().
     88  * should be consulted only with AF_INET6 family.
     89  */
     90 struct ip6ctlparam {
     91 	struct mbuf *ip6c_m;		/* start of mbuf chain */
     92 	struct ip6_hdr *ip6c_ip6;	/* ip6 header of target packet */
     93 	int ip6c_off;			/* offset of the target proto header */
     94 };
     95 
     96 struct ip6protosw {
     97 	int 	pr_type;		/* socket type used for */
     98 	struct	domain *pr_domain;	/* domain protocol a member of */
     99 	short	pr_protocol;		/* protocol number */
    100 	short	pr_flags;		/* see below */
    101 
    102 /* protocol-protocol hooks */
    103 	int	(*pr_input)		/* input to protocol (from below) */
    104 			__P((struct mbuf **, int *, int));
    105 	int	(*pr_output)		/* output to protocol (from above) */
    106 			__P((struct mbuf *, ...));
    107 	void	(*pr_ctlinput)		/* control input (from below) */
    108 			__P((int, struct sockaddr *, void *));
    109 	int	(*pr_ctloutput)		/* control output (from above) */
    110 			__P((int, struct socket *, int, int, struct mbuf **));
    111 
    112 /* user-protocol hook */
    113 	int	(*pr_usrreq)		/* user request: see list below */
    114 			__P((struct socket *, int, struct mbuf *,
    115 			     struct mbuf *, struct mbuf *, struct proc *));
    116 
    117 /* utility hooks */
    118 	void	(*pr_init)		/* initialization hook */
    119 			__P((void));
    120 
    121 	void	(*pr_fasttimo)		/* fast timeout (200ms) */
    122 			__P((void));
    123 	void	(*pr_slowtimo)		/* slow timeout (500ms) */
    124 			__P((void));
    125 	void	(*pr_drain)		/* flush any excess space possible */
    126 			__P((void));
    127 	int	(*pr_sysctl)		/* sysctl for protocol */
    128 			__P((int *, u_int, void *, size_t *, void *, size_t));
    129 	struct	pfil_head	pr_pfh;
    130 };
    131 
    132 extern	struct	ip6protosw	inet6sw[];
    133 
    134 #endif /* !_NETINET6_IP6PROTOSW_H_ */
    135