1 | /* $KAME: key.h,v 1.11 2000/03/25 07:24:12 sumikawa Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. Neither the name of the project nor the names of its contributors |
16 | * may be used to endorse or promote products derived from this software |
17 | * without specific prior written permission. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
29 | * SUCH DAMAGE. |
30 | */ |
31 | |
32 | #ifndef _NETKEY_KEY_H_ |
33 | #define _NETKEY_KEY_H_ |
34 | #include <sys/appleapiopts.h> |
35 | |
36 | #ifdef BSD_KERNEL_PRIVATE |
37 | |
38 | #define KEY_SADB_UNLOCKED 0 |
39 | #define KEY_SADB_LOCKED 1 |
40 | |
41 | extern struct key_cb key_cb; |
42 | extern lck_mtx_t sadb_mutex_data; |
43 | #define sadb_mutex (&sadb_mutex_data) |
44 | |
45 | struct secpolicy; |
46 | struct secpolicyindex; |
47 | struct ipsecrequest; |
48 | struct secasvar; |
49 | struct sockaddr; |
50 | struct socket; |
51 | struct sadb_msg; |
52 | struct sadb_x_policy; |
53 | struct secasindex; |
54 | struct secashead; |
55 | struct sadb_key; |
56 | struct sadb_lifetime; |
57 | |
58 | extern struct secpolicy *key_allocsp(struct secpolicyindex *, u_int); |
59 | extern struct secasvar *key_allocsa_policy(struct secasindex *); |
60 | extern struct secpolicy *key_gettunnel(struct sockaddr *, |
61 | struct sockaddr *, struct sockaddr *, struct sockaddr *); |
62 | extern struct secasvar *key_alloc_outbound_sav_for_interface(ifnet_t interface, int family, |
63 | struct sockaddr *src, |
64 | struct sockaddr *dst); |
65 | extern int key_checkrequest(struct ipsecrequest *isr, struct secasindex *, |
66 | struct secasvar **sav); |
67 | extern struct secasvar *key_allocsa(u_int, caddr_t, caddr_t, |
68 | uint32_t, u_int, u_int32_t); |
69 | struct secasvar * |
70 | key_allocsa_extended(u_int family, caddr_t src, caddr_t dst, uint32_t dst_ifscope, |
71 | u_int proto, u_int32_t spi, ifnet_t interface); |
72 | extern bool key_checksa_present(u_int family, caddr_t src, caddr_t dst, u_int16_t src_port, u_int16_t dst_port, uint32_t src_ifscope, uint32_t dst_ifscope); |
73 | extern u_int16_t key_natt_get_translated_port(struct secasvar *); |
74 | extern void key_freesp(struct secpolicy *, int); |
75 | extern void key_freesav(struct secasvar *, int); |
76 | extern struct secpolicy *key_newsp(void); |
77 | extern struct secpolicy *key_msg2sp(struct sadb_x_policy *, size_t, int *); |
78 | extern struct mbuf *key_sp2msg(struct secpolicy *); |
79 | extern int key_ismyaddr(struct sockaddr *); |
80 | extern int key_spdacquire(struct secpolicy *); |
81 | extern void key_timehandler(void); |
82 | extern u_int32_t key_random(void); |
83 | extern void key_randomfill(void *, size_t); |
84 | extern void key_freereg(struct socket *); |
85 | extern int key_parse(struct mbuf *, struct socket *); |
86 | extern int key_checktunnelsanity(struct secasvar *, u_int, caddr_t, caddr_t); |
87 | extern void key_sa_recordxfer(struct secasvar *, size_t); |
88 | extern void key_sa_routechange(struct sockaddr *); |
89 | extern void key_sa_chgstate(struct secasvar *, u_int8_t); |
90 | extern void key_sa_stir_iv(struct secasvar *); |
91 | extern void key_delsah(struct secashead *sah); |
92 | extern struct secashead *key_newsah2(struct secasindex *saidx, u_int8_t dir); |
93 | extern void key_delsav(struct secasvar *sav); |
94 | extern struct secpolicy *key_getspbyid(u_int32_t); |
95 | extern void key_delsp_for_ipsec_if(ifnet_t ipsec_if); |
96 | |
97 | struct ifnet; |
98 | struct ifnet_keepalive_offload_frame; |
99 | extern u_int32_t key_fill_offload_frames_for_savs(struct ifnet *, |
100 | struct ifnet_keepalive_offload_frame *frames_array, u_int32_t, size_t); |
101 | |
102 | extern bool key_custom_ipsec_token_is_valid(void *); |
103 | extern int key_reserve_custom_ipsec(void **, union sockaddr_in_4_6 *, union sockaddr_in_4_6 *, u_int8_t proto); |
104 | extern void key_release_custom_ipsec(void **); |
105 | |
106 | #endif /* BSD_KERNEL_PRIVATE */ |
107 | #endif /* _NETKEY_KEY_H_ */ |
108 | |