1 /* $NetBSD: ipsec6.h,v 1.12 2009/05/10 02:13:07 elad Exp $ */ 2 /* $FreeBSD: src/sys/netipsec/ipsec6.h,v 1.1.4.1 2003/01/24 05:11:35 sam Exp $ */ 3 /* $KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 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 * IPsec controller part. 36 */ 37 38 #ifndef _NETIPSEC_IPSEC6_H_ 39 #define _NETIPSEC_IPSEC6_H_ 40 41 #include <net/pfkeyv2.h> 42 #include <netipsec/keydb.h> 43 #ifdef __NetBSD__ 44 #include <netinet6/in6_pcb.h> 45 #endif 46 47 #ifdef _KERNEL 48 extern int ip6_esp_trans_deflev; 49 extern int ip6_esp_net_deflev; 50 extern int ip6_ah_trans_deflev; 51 extern int ip6_ah_net_deflev; 52 extern int ip6_ipsec_ecn; 53 extern int ip6_esp_randpad; 54 extern struct secpolicy ip6_def_policy; 55 56 struct inpcb; 57 struct in6pcb; 58 59 /* KAME compatibility shims */ 60 #define ipsec6_getpolicybyaddr ipsec_getpolicybyaddr 61 #define ipsec6_getpolicybysock ipsec_getpolicybysock 62 #define key_freesp(_x) KEY_FREESP(&_x) 63 64 int ipsec6_delete_pcbpolicy (struct in6pcb *); 65 int ipsec6_set_policy (struct in6pcb *, int, void *, size_t, kauth_cred_t); 66 int ipsec6_get_policy (struct in6pcb *, void *, size_t, struct mbuf **); 67 struct secpolicy *ipsec6_checkpolicy (struct mbuf *, u_int, 68 u_int, int *, struct in6pcb *); 69 struct secpolicy * ipsec6_check_policy(struct mbuf *, 70 const struct socket *, int, int*,int*); 71 int ipsec6_in_reject (struct mbuf *, struct in6pcb *); 72 /* 73 * KAME ipsec6_in_reject_so(struct mbuf*, struct so) compatibility shim 74 */ 75 #define ipsec6_in_reject_so(m, _so) \ 76 ipsec6_in_reject(m, ((_so) == NULL? NULL : sotoin6pcb(_so))) 77 78 struct tcp6cb; 79 80 size_t ipsec6_hdrsiz (struct mbuf *, u_int, struct in6pcb *); 81 size_t ipsec6_hdrsiz_tcp (struct tcpcb*); 82 83 struct ip6_hdr; 84 const char *ipsec6_logpacketstr (struct ip6_hdr *, u_int32_t); 85 86 #ifdef __NetBSD__ 87 /* NetBSD protosw ctlin entrypoint */ 88 void * esp6_ctlinput(int, const struct sockaddr *, void *); 89 void * ah6_ctlinput(int, const struct sockaddr *, void *); 90 #endif /* __NetBSD__ */ 91 92 struct m_tag; 93 int ipsec6_common_input(struct mbuf **, int *, int); 94 int ipsec6_common_input_cb(struct mbuf *, struct secasvar *, 95 int, int, struct m_tag *); 96 97 #ifdef __FreeBSD__ 98 /* FreeBSD protosw ctlin entrypoint */ 99 void esp6_ctlinput(int, struct sockaddr *, void *); 100 #endif /* __FreeBSD__ */ 101 102 int ipsec6_process_packet (struct mbuf*,struct ipsecrequest *); 103 #endif /*_KERNEL*/ 104 105 #endif /* !_NETIPSEC_IPSEC6_H_ */ 106