The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netipsec/ipsec6.h

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    1 /*      $FreeBSD$       */
    2 /*      $KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 itojun Exp $  */
    3 
    4 /*-
    5  * SPDX-License-Identifier: BSD-3-Clause
    6  *
    7  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
    8  * All rights reserved.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  * 3. Neither the name of the project nor the names of its contributors
   19  *    may be used to endorse or promote products derived from this software
   20  *    without specific prior written permission.
   21  *
   22  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
   23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
   26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   32  * SUCH DAMAGE.
   33  */
   34 
   35 /*
   36  * IPsec controller part.
   37  */
   38 
   39 #ifndef _NETIPSEC_IPSEC6_H_
   40 #define _NETIPSEC_IPSEC6_H_
   41 
   42 #include <net/pfkeyv2.h>
   43 #include <netipsec/keydb.h>
   44 
   45 #ifdef _KERNEL
   46 #include <sys/counter.h>
   47 
   48 VNET_PCPUSTAT_DECLARE(struct ipsecstat, ipsec6stat);
   49 VNET_DECLARE(int, ip6_esp_trans_deflev);
   50 VNET_DECLARE(int, ip6_esp_net_deflev);
   51 VNET_DECLARE(int, ip6_ah_trans_deflev);
   52 VNET_DECLARE(int, ip6_ah_net_deflev);
   53 VNET_DECLARE(int, ip6_ipsec_ecn);
   54 
   55 #define IPSEC6STAT_INC(name)    \
   56     VNET_PCPUSTAT_ADD(struct ipsecstat, ipsec6stat, name, 1)
   57 #define V_ip6_esp_trans_deflev  VNET(ip6_esp_trans_deflev)
   58 #define V_ip6_esp_net_deflev    VNET(ip6_esp_net_deflev)
   59 #define V_ip6_ah_trans_deflev   VNET(ip6_ah_trans_deflev)
   60 #define V_ip6_ah_net_deflev     VNET(ip6_ah_net_deflev)
   61 #define V_ip6_ipsec_ecn         VNET(ip6_ipsec_ecn)
   62 
   63 struct inpcb;
   64 struct secpolicy *ipsec6_checkpolicy(const struct mbuf *,
   65     struct inpcb *, int *, int);
   66 
   67 void ipsec6_setsockaddrs(const struct mbuf *, union sockaddr_union *,
   68     union sockaddr_union *);
   69 int ipsec6_input(struct mbuf *, int, int);
   70 int ipsec6_in_reject(const struct mbuf *, struct inpcb *);
   71 int ipsec6_forward(struct mbuf *);
   72 int ipsec6_pcbctl(struct inpcb *, struct sockopt *);
   73 int ipsec6_output(struct mbuf *, struct inpcb *);
   74 int ipsec6_capability(struct mbuf *, u_int);
   75 int ipsec6_common_input_cb(struct mbuf *, struct secasvar *, int, int);
   76 int ipsec6_process_packet(struct mbuf *, struct secpolicy *, struct inpcb *);
   77 
   78 int ip6_ipsec_filtertunnel(struct mbuf *);
   79 int ip6_ipsec_pcbctl(struct inpcb *, struct sockopt *);
   80 #endif /*_KERNEL*/
   81 
   82 #endif /*_NETIPSEC_IPSEC6_H_*/

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