1 /* $NetBSD: ipsec6.h,v 1.3 2003/12/04 19:38:24 atatat 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 ipsec6stat newipsecstat 63 #define out_inval ips_out_inval 64 #define in_polvio ips_in_polvio 65 #define out_polvio ips_out_polvio 66 #define key_freesp(_x) KEY_FREESP(&_x) 67 68 extern int ipsec6_delete_pcbpolicy __P((struct in6pcb *)); 69 extern int ipsec6_set_policy __P((struct in6pcb *inp, int optname, 70 caddr_t request, size_t len, int priv)); 71 extern int ipsec6_get_policy 72 __P((struct in6pcb *inp, caddr_t request, size_t len, struct mbuf **mp)); 73 extern int ipsec6_in_reject __P((struct mbuf *, struct in6pcb *)); 74 /* 75 * KAME ipsec6_in_reject_so(struct mbuf*, struct so) compatibility shim 76 */ 77 #define ipsec6_in_reject_so(m, _so) \ 78 ipsec6_in_reject(m, ((_so) == NULL? NULL : sotoin6pcb(_so))) 79 80 struct tcp6cb; 81 82 extern size_t ipsec6_hdrsiz __P((struct mbuf *, u_int, struct in6pcb *)); 83 extern size_t ipsec6_hdrsiz_tcp __P((struct tcpcb*)); 84 85 struct ip6_hdr; 86 extern const char *ipsec6_logpacketstr __P((struct ip6_hdr *, u_int32_t)); 87 88 #ifdef __NetBSD__ 89 /* NetBSD protosw ctlin entrypoint */ 90 extern void esp6_ctlinput __P((int, struct sockaddr *, void *)); 91 extern void ah6_ctlinput __P((int, struct sockaddr *, void *)); 92 #endif /* __NetBSD__ */ 93 94 struct m_tag; 95 extern int ipsec6_common_input(struct mbuf **mp, int *offp, int proto); 96 extern int ipsec6_common_input_cb(struct mbuf *m, struct secasvar *sav, 97 int skip, int protoff, struct m_tag *mt); 98 extern void esp6_ctlinput(int, struct sockaddr *, void *); 99 100 struct ipsec_output_state; 101 extern int ipsec6_output_trans __P((struct ipsec_output_state *, u_char *, 102 struct mbuf *, struct secpolicy *, int, int *)); 103 extern int ipsec6_output_tunnel __P((struct ipsec_output_state *, 104 struct secpolicy *, int)); 105 #endif /*_KERNEL*/ 106 107 #endif /*_NETIPSEC_IPSEC6_H_*/ 108