1/*	$NetBSD: isakmp_frag.h,v 1.5 2006/09/18 20:32:40 manu Exp $	*/
2
3/*	Id: isakmp_frag.h,v 1.3 2005/04/09 16:25:24 manubsd Exp */
4
5/*
6 * Copyright (C) 2004 Emmanuel Dreyfus
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/* These are the values from parsing "remote {}"
35   block of the config file. */
36#define ISAKMP_FRAG_OFF		FLASE   /* = 0 */
37#define ISAKMP_FRAG_ON		TRUE    /* = 1 */
38#define ISAKMP_FRAG_FORCE	2
39
40/* IKE fragmentation capabilities */
41#define VENDORID_FRAG_IDENT 	0x80000000
42#define VENDORID_FRAG_BASE 	0x40000000
43#define VENDORID_FRAG_AGG 	0x80000000
44
45#define ISAKMP_FRAG_MAXLEN 552
46
47struct isakmp_frag_item {
48	int	frag_num;
49	int	frag_last;
50	struct isakmp_frag_item *frag_next;
51	vchar_t *frag_packet;
52};
53
54int isakmp_sendfrags(struct ph1handle *, vchar_t *);
55unsigned int vendorid_frag_cap(struct isakmp_gen *);
56int isakmp_frag_extract(struct ph1handle *, vchar_t *);
57vchar_t *isakmp_frag_reassembly(struct ph1handle *);
58vchar_t *isakmp_frag_addcap(vchar_t *, int);
59