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

     /*      $NetBSD: ipsec6.h,v 1.3 2003/12/04 19:38:24 atatat Exp $        */
     /*      $FreeBSD: src/sys/netipsec/ipsec6.h,v 1.1.4.1 2003/01/24 05:11:35 sam Exp $     */
     /*      $KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 itojun Exp $  */
     
     /*
      * 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 __NetBSD__
    #include <netinet6/in6_pcb.h>
    #endif
    
    #ifdef _KERNEL
    extern int ip6_esp_trans_deflev;
    extern int ip6_esp_net_deflev;
    extern int ip6_ah_trans_deflev;
    extern int ip6_ah_net_deflev;
    extern int ip6_ipsec_ecn;
    extern int ip6_esp_randpad;
    extern struct secpolicy ip6_def_policy;
    
    struct inpcb;
    struct in6pcb;
    
    /* KAME compatibility shims */
    #define ipsec6_getpolicybyaddr  ipsec_getpolicybyaddr
    #define ipsec6_getpolicybysock  ipsec_getpolicybysock
    #define ipsec6stat              newipsecstat
    #define out_inval               ips_out_inval
    #define in_polvio               ips_in_polvio
    #define out_polvio              ips_out_polvio
    #define key_freesp(_x)          KEY_FREESP(&_x)
    
    extern int ipsec6_delete_pcbpolicy __P((struct in6pcb *));
    extern int ipsec6_set_policy __P((struct in6pcb *inp, int optname,
            caddr_t request, size_t len, int priv));
    extern int ipsec6_get_policy
            __P((struct in6pcb *inp, caddr_t request, size_t len, struct mbuf **mp));
    extern int ipsec6_in_reject __P((struct mbuf *, struct in6pcb *));
    /*
     * KAME ipsec6_in_reject_so(struct mbuf*, struct so)  compatibility shim
     */
    #define ipsec6_in_reject_so(m, _so) \
      ipsec6_in_reject(m, ((_so) == NULL? NULL : sotoin6pcb(_so)))
    
    struct tcp6cb;
    
    extern size_t ipsec6_hdrsiz __P((struct mbuf *, u_int, struct in6pcb *));
    extern size_t ipsec6_hdrsiz_tcp __P((struct tcpcb*));
    
    struct ip6_hdr;
    extern const char *ipsec6_logpacketstr __P((struct ip6_hdr *, u_int32_t));
    
    #ifdef __NetBSD__
    /* NetBSD protosw ctlin entrypoint */
    extern void esp6_ctlinput __P((int, struct sockaddr *, void *));
    extern void ah6_ctlinput __P((int, struct sockaddr *, void *));
    #endif /* __NetBSD__ */
    
    struct m_tag;
    extern int ipsec6_common_input(struct mbuf **mp, int *offp, int proto);
    extern int ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav,
                            int skip, int protoff, struct m_tag *mt);
    extern void esp6_ctlinput(int, struct sockaddr *, void *);
    
   struct ipsec_output_state;
   extern int ipsec6_output_trans __P((struct ipsec_output_state *, u_char *,
           struct mbuf *, struct secpolicy *, int, int *));
   extern int ipsec6_output_tunnel __P((struct ipsec_output_state *,
           struct secpolicy *, int));
   #endif /*_KERNEL*/
   
   #endif /*_NETIPSEC_IPSEC6_H_*/

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