1 /* $FreeBSD$ */ 2 /* $KAME: ipsec.h,v 1.44 2001/03/23 08:08:47 itojun Exp $ */ 3 4 /*- 5 * SPDX-License-Identifier: BSD-3-Clause 6 * 7 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the project nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 /* 36 * IPsec controller part. 37 */ 38 39 #ifndef _NETIPSEC_IPSEC6_H_ 40 #define _NETIPSEC_IPSEC6_H_ 41 42 #include <net/pfkeyv2.h> 43 #include <netipsec/keydb.h> 44 45 #ifdef _KERNEL 46 #include <sys/counter.h> 47 48 VNET_PCPUSTAT_DECLARE(struct ipsecstat, ipsec6stat); 49 VNET_DECLARE(int, ip6_esp_trans_deflev); 50 VNET_DECLARE(int, ip6_esp_net_deflev); 51 VNET_DECLARE(int, ip6_ah_trans_deflev); 52 VNET_DECLARE(int, ip6_ah_net_deflev); 53 VNET_DECLARE(int, ip6_ipsec_ecn); 54 55 #define IPSEC6STAT_INC(name) \ 56 VNET_PCPUSTAT_ADD(struct ipsecstat, ipsec6stat, name, 1) 57 #define V_ip6_esp_trans_deflev VNET(ip6_esp_trans_deflev) 58 #define V_ip6_esp_net_deflev VNET(ip6_esp_net_deflev) 59 #define V_ip6_ah_trans_deflev VNET(ip6_ah_trans_deflev) 60 #define V_ip6_ah_net_deflev VNET(ip6_ah_net_deflev) 61 #define V_ip6_ipsec_ecn VNET(ip6_ipsec_ecn) 62 63 struct inpcb; 64 struct secpolicy *ipsec6_checkpolicy(const struct mbuf *, 65 struct inpcb *, int *, int); 66 67 void ipsec6_setsockaddrs(const struct mbuf *, union sockaddr_union *, 68 union sockaddr_union *); 69 int ipsec6_input(struct mbuf *, int, int); 70 int ipsec6_in_reject(const struct mbuf *, struct inpcb *); 71 int ipsec6_forward(struct mbuf *); 72 int ipsec6_pcbctl(struct inpcb *, struct sockopt *); 73 int ipsec6_output(struct mbuf *, struct inpcb *); 74 int ipsec6_capability(struct mbuf *, u_int); 75 int ipsec6_common_input_cb(struct mbuf *, struct secasvar *, int, int); 76 int ipsec6_ctlinput(int, struct sockaddr *, void *); 77 int ipsec6_check_pmtu(struct mbuf *, struct secpolicy *, int); 78 int ipsec6_process_packet(struct mbuf *, struct secpolicy *, struct inpcb *); 79 80 int ip6_ipsec_filtertunnel(struct mbuf *); 81 int ip6_ipsec_pcbctl(struct inpcb *, struct sockopt *); 82 #endif /*_KERNEL*/ 83 84 #endif /*_NETIPSEC_IPSEC6_H_*/ 85