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    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: 
   47: struct 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: 
   54: int isakmp_sendfrags(struct ph1handle *, vchar_t *);
   55: unsigned int vendorid_frag_cap(struct isakmp_gen *);
   56: int isakmp_frag_extract(struct ph1handle *, vchar_t *);
   57: vchar_t *isakmp_frag_reassembly(struct ph1handle *);
   58: vchar_t *isakmp_frag_addcap(vchar_t *, int);