1*43a90889SApple OSS Distributions /* $KAME: key.h,v 1.11 2000/03/25 07:24:12 sumikawa Exp $ */ 2*43a90889SApple OSS Distributions 3*43a90889SApple OSS Distributions /* 4*43a90889SApple OSS Distributions * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 5*43a90889SApple OSS Distributions * All rights reserved. 6*43a90889SApple OSS Distributions * 7*43a90889SApple OSS Distributions * Redistribution and use in source and binary forms, with or without 8*43a90889SApple OSS Distributions * modification, are permitted provided that the following conditions 9*43a90889SApple OSS Distributions * are met: 10*43a90889SApple OSS Distributions * 1. Redistributions of source code must retain the above copyright 11*43a90889SApple OSS Distributions * notice, this list of conditions and the following disclaimer. 12*43a90889SApple OSS Distributions * 2. Redistributions in binary form must reproduce the above copyright 13*43a90889SApple OSS Distributions * notice, this list of conditions and the following disclaimer in the 14*43a90889SApple OSS Distributions * documentation and/or other materials provided with the distribution. 15*43a90889SApple OSS Distributions * 3. Neither the name of the project nor the names of its contributors 16*43a90889SApple OSS Distributions * may be used to endorse or promote products derived from this software 17*43a90889SApple OSS Distributions * without specific prior written permission. 18*43a90889SApple OSS Distributions * 19*43a90889SApple OSS Distributions * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 20*43a90889SApple OSS Distributions * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21*43a90889SApple OSS Distributions * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22*43a90889SApple OSS Distributions * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 23*43a90889SApple OSS Distributions * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24*43a90889SApple OSS Distributions * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25*43a90889SApple OSS Distributions * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26*43a90889SApple OSS Distributions * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27*43a90889SApple OSS Distributions * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28*43a90889SApple OSS Distributions * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29*43a90889SApple OSS Distributions * SUCH DAMAGE. 30*43a90889SApple OSS Distributions */ 31*43a90889SApple OSS Distributions 32*43a90889SApple OSS Distributions #ifndef _NETKEY_KEY_H_ 33*43a90889SApple OSS Distributions #define _NETKEY_KEY_H_ 34*43a90889SApple OSS Distributions #include <sys/appleapiopts.h> 35*43a90889SApple OSS Distributions 36*43a90889SApple OSS Distributions #ifdef BSD_KERNEL_PRIVATE 37*43a90889SApple OSS Distributions 38*43a90889SApple OSS Distributions #define KEY_SADB_UNLOCKED 0 39*43a90889SApple OSS Distributions #define KEY_SADB_LOCKED 1 40*43a90889SApple OSS Distributions 41*43a90889SApple OSS Distributions extern struct key_cb key_cb; 42*43a90889SApple OSS Distributions extern lck_mtx_t sadb_mutex_data; 43*43a90889SApple OSS Distributions #define sadb_mutex (&sadb_mutex_data) 44*43a90889SApple OSS Distributions 45*43a90889SApple OSS Distributions struct secpolicy; 46*43a90889SApple OSS Distributions struct secpolicyindex; 47*43a90889SApple OSS Distributions struct ipsecrequest; 48*43a90889SApple OSS Distributions struct secasvar; 49*43a90889SApple OSS Distributions struct sockaddr; 50*43a90889SApple OSS Distributions struct socket; 51*43a90889SApple OSS Distributions struct sadb_msg; 52*43a90889SApple OSS Distributions struct sadb_x_policy; 53*43a90889SApple OSS Distributions struct secasindex; 54*43a90889SApple OSS Distributions struct secashead; 55*43a90889SApple OSS Distributions struct sadb_key; 56*43a90889SApple OSS Distributions struct sadb_lifetime; 57*43a90889SApple OSS Distributions 58*43a90889SApple OSS Distributions extern struct secpolicy *key_allocsp(struct secpolicyindex *, u_int); 59*43a90889SApple OSS Distributions extern struct secasvar *key_allocsa_policy(struct secasindex *); 60*43a90889SApple OSS Distributions extern struct secpolicy *key_gettunnel(struct sockaddr *, 61*43a90889SApple OSS Distributions struct sockaddr *, struct sockaddr *, struct sockaddr *); 62*43a90889SApple OSS Distributions extern struct secasvar *key_alloc_outbound_sav_for_interface(ifnet_t interface, int family, 63*43a90889SApple OSS Distributions struct sockaddr *src, 64*43a90889SApple OSS Distributions struct sockaddr *dst); 65*43a90889SApple OSS Distributions extern int key_checkrequest(struct ipsecrequest *isr, struct secasindex *, 66*43a90889SApple OSS Distributions struct secasvar **sav); 67*43a90889SApple OSS Distributions struct secasvar *key_allocsa(union sockaddr_in_4_6 *src, union sockaddr_in_4_6 *dst, 68*43a90889SApple OSS Distributions u_int proto, u_int32_t spi, ifnet_t interface); 69*43a90889SApple OSS Distributions extern bool key_checksa_present(union sockaddr_in_4_6 *src, union sockaddr_in_4_6 *dst); 70*43a90889SApple OSS Distributions extern u_int16_t key_natt_get_translated_port(struct secasvar *); 71*43a90889SApple OSS Distributions extern void key_freesp(struct secpolicy *, int); 72*43a90889SApple OSS Distributions extern void key_freesav(struct secasvar *, int); 73*43a90889SApple OSS Distributions extern struct secpolicy *key_newsp(void); 74*43a90889SApple OSS Distributions extern struct secpolicy *key_msg2sp(struct sadb_x_policy *__sized_by(len), size_t len, int *); 75*43a90889SApple OSS Distributions extern struct mbuf *key_sp2msg(struct secpolicy *); 76*43a90889SApple OSS Distributions extern int key_ismyaddr(struct sockaddr *); 77*43a90889SApple OSS Distributions extern int key_spdacquire(struct secpolicy *); 78*43a90889SApple OSS Distributions extern void key_timehandler(void); 79*43a90889SApple OSS Distributions extern u_int32_t key_random(void); 80*43a90889SApple OSS Distributions extern void key_randomfill(void *, size_t); 81*43a90889SApple OSS Distributions extern void key_freereg(struct socket *); 82*43a90889SApple OSS Distributions extern int key_parse(struct mbuf *, struct socket *); 83*43a90889SApple OSS Distributions extern int key_checktunnelsanity(struct secasvar *, u_int, caddr_t, caddr_t); 84*43a90889SApple OSS Distributions extern void key_sa_recordxfer(struct secasvar *, size_t); 85*43a90889SApple OSS Distributions extern void key_sa_routechange(struct sockaddr *); 86*43a90889SApple OSS Distributions extern void key_sa_chgstate(struct secasvar *, u_int8_t); 87*43a90889SApple OSS Distributions extern void key_sa_stir_iv(struct secasvar *); 88*43a90889SApple OSS Distributions extern void key_delsah(struct secashead *sah); 89*43a90889SApple OSS Distributions extern struct secashead *key_newsah2(struct secasindex *saidx, u_int8_t dir); 90*43a90889SApple OSS Distributions extern void key_delsav(struct secasvar *sav); 91*43a90889SApple OSS Distributions extern struct secpolicy *key_getspbyid(u_int32_t); 92*43a90889SApple OSS Distributions extern void key_delsp_for_ipsec_if(ifnet_t ipsec_if); 93*43a90889SApple OSS Distributions 94*43a90889SApple OSS Distributions struct ifnet; 95*43a90889SApple OSS Distributions struct ifnet_keepalive_offload_frame; 96*43a90889SApple OSS Distributions extern u_int32_t key_fill_offload_frames_for_savs(struct ifnet *, 97*43a90889SApple OSS Distributions struct ifnet_keepalive_offload_frame *__counted_by(frames_count)frames_array, u_int32_t frames_count, size_t); 98*43a90889SApple OSS Distributions 99*43a90889SApple OSS Distributions extern bool key_custom_ipsec_token_is_valid(void *); 100*43a90889SApple OSS Distributions extern int key_reserve_custom_ipsec(void **, union sockaddr_in_4_6 *, union sockaddr_in_4_6 *, u_int8_t proto); 101*43a90889SApple OSS Distributions extern void key_release_custom_ipsec(void **); 102*43a90889SApple OSS Distributions 103*43a90889SApple OSS Distributions #endif /* BSD_KERNEL_PRIVATE */ 104*43a90889SApple OSS Distributions #endif /* _NETKEY_KEY_H_ */ 105