1/*	$KAME: isakmp_var.h,v 1.20 2001/12/12 15:29:14 sakane 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#define PORT_ISAKMP 500
33
34#define DEFAULT_NONCE_SIZE	16
35
36typedef u_char cookie_t[8];
37typedef u_char msgid_t[4];
38
39typedef struct { /* i_cookie + r_cookie */
40	cookie_t i_ck;
41	cookie_t r_ck;
42} isakmp_index;
43
44struct isakmp_gen;
45struct sched;
46
47struct sockaddr;
48struct ph1handle;
49struct ph2handle;
50struct remoteconf;
51struct isakmp_gen;
52struct ipsecdoi_pl_id;
53struct isakmp_pl_ke;
54struct isakmp_pl_nonce;
55
56extern int isakmp_handler __P((int));
57extern int isakmp_ph1begin_i __P((struct remoteconf *, struct sockaddr *));
58
59extern vchar_t *isakmp_parsewoh __P((int, struct isakmp_gen *, int));
60extern vchar_t *isakmp_parse __P((vchar_t *));
61
62extern int isakmp_init __P((void));
63extern const char *isakmp_pindex __P((const isakmp_index *, const u_int32_t));
64extern int isakmp_open __P((void));
65extern void isakmp_close __P((void));
66extern int isakmp_send __P((struct ph1handle *, vchar_t *));
67
68extern void isakmp_ph1resend_stub __P((void *));
69extern int isakmp_ph1resend __P((struct ph1handle *));
70extern void isakmp_ph2resend_stub __P((void *));
71extern int isakmp_ph2resend __P((struct ph2handle *));
72extern void isakmp_ph1expire_stub __P((void *));
73extern void isakmp_ph1expire __P((struct ph1handle *));
74extern void isakmp_ph1delete_stub __P((void *));
75extern void isakmp_ph1delete __P((struct ph1handle *));
76extern void isakmp_ph2expire_stub __P((void *));
77extern void isakmp_ph2expire __P((struct ph2handle *));
78extern void isakmp_ph2delete_stub __P((void *));
79extern void isakmp_ph2delete __P((struct ph2handle *));
80
81extern int isakmp_post_acquire __P((struct ph2handle *));
82extern int isakmp_post_getspi __P((struct ph2handle *));
83extern void isakmp_chkph1there_stub __P((void *));
84extern void isakmp_chkph1there __P((struct ph2handle *));
85
86extern caddr_t isakmp_set_attr_v __P((caddr_t, int, caddr_t, int));
87extern caddr_t isakmp_set_attr_l __P((caddr_t, int, u_int32_t));
88extern vchar_t *isakmp_add_attr_v __P((vchar_t *, int, caddr_t, int));
89extern vchar_t *isakmp_add_attr_l __P((vchar_t *, int, u_int32_t));
90
91extern int isakmp_newcookie __P((caddr_t, struct sockaddr *, struct sockaddr *));
92
93extern int isakmp_p2ph __P((vchar_t **, struct isakmp_gen *));
94
95extern u_int32_t isakmp_newmsgid2 __P((struct ph1handle *));
96extern caddr_t set_isakmp_header __P((vchar_t *, struct ph1handle *, int));
97extern caddr_t set_isakmp_header2 __P((vchar_t *, struct ph2handle *, int));
98extern caddr_t set_isakmp_payload __P((caddr_t, vchar_t *, int));
99
100#ifdef HAVE_PRINT_ISAKMP_C
101extern void isakmp_printpacket __P((vchar_t *, struct sockaddr *,
102	struct sockaddr *, int));
103#endif
104
105extern int copy_ph1addresses __P(( struct ph1handle *,
106	struct remoteconf *, struct sockaddr *, struct sockaddr *));
107extern void log_ph1established __P((const struct ph1handle *));
108