58 lines
2.3 KiB
C
58 lines
2.3 KiB
C
/* $NetBSD: ipsecif.h,v 1.3 2019/11/01 04:28:14 knakahara Exp $ */
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/*
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* Copyright (c) 2017 Internet Initiative Japan Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _NETIPSEC_IPSECIF_H_
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#define _NETIPSEC_IPSECIF_H_
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#include <net/if_ipsec.h>
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#define IPSEC_TTL 64
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#define IPSEC_HLIM 64
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#ifdef _KERNEL
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#ifdef INET6
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extern int ip6_ipsec_hlim;
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extern int ip6_ipsec_pmtu;
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#define IPSEC_PMTU_SYSDEFAULT -1 /* Use system default value (ip6_gif_pmtu) */
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#define IPSEC_PMTU_MINMTU 0 /* Fragmented by IPV6_MINMTU */
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#define IPSEC_PMTU_OUTERMTU 1 /* Fragmented by Path MTU of outer path */
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#endif
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int ipsecif4_encap_func(struct mbuf *, struct ip *, struct ipsec_variant *);
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int ipsecif4_attach(struct ipsec_variant *);
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int ipsecif4_detach(struct ipsec_variant *);
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int ipsecif6_encap_func(struct mbuf *, struct ip6_hdr *, struct ipsec_variant *);
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int ipsecif6_attach(struct ipsec_variant *);
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int ipsecif6_detach(struct ipsec_variant *);
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void *ipsecif6_ctlinput(int, const struct sockaddr *, void *, void *);
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#endif
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#endif /*_NETIPSEC_IPSECIF_H_*/
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