ipsec-tools/racoon/isakmp_frag.h

   1 /*      $Id: isakmp_frag.h,v 1.2 2004/10/24 16:51:24 manubsd Exp $ */
   2
   3 /*
   4  * Copyright (C) 2004 Emmanuel Dreyfus
   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 /* IKE fragmentation capabilities */
  33 #define VENDORID_FRAG_BASE      0x40000000
  34 #define VENDORID_FRAG_AGG       0x80000000
  35
  36 #define ISAKMP_FRAG_MAXLEN 552
  37
  38 struct isakmp_frag_item {
  39         int     frag_num;
  40         int     frag_last;
  41         struct isakmp_frag_item *frag_next;
  42         vchar_t *frag_packet;
  43 };
  44
  45 int isakmp_sendfrags(struct ph1handle *, vchar_t *);
  46 unsigned int vendorid_frag_cap(struct isakmp_gen *);
  47 int isakmp_frag_extract(struct ph1handle *, vchar_t *);
  48 vchar_t *isakmp_frag_reassembly(struct ph1handle *);
  49 vchar_t *isakmp_frag_addcap(vchar_t *, int);