sys/netinet6/ah6.h

   1 /*      $FreeBSD: src/sys/netinet6/ah6.h,v 1.2.2.2 2001/07/03 11:01:49 ume Exp $        */
   2 /*      $DragonFly: src/sys/netinet6/ah6.h,v 1.4 2006/05/20 02:42:12 dillon Exp $       */
   3 /*      $KAME: ah.h,v 1.13 2000/10/18 21:28:00 itojun Exp $     */
   4
   5 /*
   6  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. Neither the name of the project nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * RFC1826/2402 authentication header.
  36  */
  37
  38 #ifndef _NETINET6_AH6_H_
  39 #define _NETINET6_AH6_H_
  40
  41 #ifdef _KERNEL
  42
  43 #ifndef _SYS_TYPES_H_
  44 #include <sys/types.h>
  45 #endif
  46
  47 struct mbuf;
  48 struct secasvar;
  49 struct sockaddr;
  50 struct ah_algorithm;
  51 struct ipsecrequest;
  52
  53 extern int ah6_input (struct mbuf **, int *, int);
  54 extern int ah6_output (struct mbuf *, u_char *, struct mbuf *,
  55         struct ipsecrequest *);
  56 extern int ah6_calccksum (struct mbuf *, caddr_t, size_t,
  57         const struct ah_algorithm *, struct secasvar *);
  58
  59 extern void ah6_ctlinput (int, struct sockaddr *, void *);
  60
  61 #endif
  62
  63 #endif /*_NETINET6_AH6_H_*/