| 1 | /* $NetBSD: ipsec6.h,v 1.14 2016/07/07 06:55:43 msaitoh 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, const void *, size_t, kauth_cred_t); |
| 66 | int ipsec6_get_policy (struct in6pcb *, const 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 | |