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

     /*      $FreeBSD$       */
     /*      $KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 itojun Exp $  */
     
     /*-
      * SPDX-License-Identifier: BSD-3-Clause
      *
      * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
      * All rights reserved.
      *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. Neither the name of the project nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     */
    
    /*
     * IPsec controller part.
     */
    
    #ifndef _NETIPSEC_IPSEC6_H_
    #define _NETIPSEC_IPSEC6_H_
    
    #include <net/pfkeyv2.h>
    #include <netipsec/keydb.h>
    
    #ifdef _KERNEL
    #include <sys/counter.h>
    
    VNET_PCPUSTAT_DECLARE(struct ipsecstat, ipsec6stat);
    VNET_DECLARE(int, ip6_esp_trans_deflev);
    VNET_DECLARE(int, ip6_esp_net_deflev);
    VNET_DECLARE(int, ip6_ah_trans_deflev);
    VNET_DECLARE(int, ip6_ah_net_deflev);
    VNET_DECLARE(int, ip6_ipsec_ecn);
    
    #define IPSEC6STAT_INC(name)    \
        VNET_PCPUSTAT_ADD(struct ipsecstat, ipsec6stat, name, 1)
    #define V_ip6_esp_trans_deflev  VNET(ip6_esp_trans_deflev)
    #define V_ip6_esp_net_deflev    VNET(ip6_esp_net_deflev)
    #define V_ip6_ah_trans_deflev   VNET(ip6_ah_trans_deflev)
    #define V_ip6_ah_net_deflev     VNET(ip6_ah_net_deflev)
    #define V_ip6_ipsec_ecn         VNET(ip6_ipsec_ecn)
    
    struct inpcb;
    struct secpolicy *ipsec6_checkpolicy(const struct mbuf *,
        struct inpcb *, int *, int);
    
    void ipsec6_setsockaddrs(const struct mbuf *, union sockaddr_union *,
        union sockaddr_union *);
    int ipsec6_common_input_cb(struct mbuf *, struct secasvar *, int, int);
    int ipsec6_check_pmtu(struct mbuf *, struct secpolicy *, int);
    int ipsec6_process_packet(struct mbuf *, struct secpolicy *, struct inpcb *);
    
    int ip6_ipsec_filtertunnel(struct mbuf *);
    int ip6_ipsec_pcbctl(struct inpcb *, struct sockopt *);
    #endif /*_KERNEL*/
    
    #endif /*_NETIPSEC_IPSEC6_H_*/

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