/* $OpenBSD: xf_grp.c,v 1.1 1998/11/14 23:37:21 deraadt Exp $ */
/*
 * The authors of this code are John Ioannidis (ji@tla.org),
 * Angelos D. Keromytis (kermit@csd.uch.gr) and 
 * Niels Provos (provos@physnet.uni-hamburg.de).
 *
 * This code was written by John Ioannidis for BSD/OS in Athens, Greece, 
 * in November 1995.
 *
 * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996,
 * by Angelos D. Keromytis.
 *
 * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis
 * and Niels Provos.
 *
 * Copyright (C) 1995, 1996, 1997, 1998 by John Ioannidis, Angelos D. Keromytis
 * and Niels Provos.
 *	
 * Permission to use, copy, and modify this software without fee
 * is hereby granted, provided that this entire notice is included in
 * all copies of any software which is or includes a copy or
 * modification of this software. 
 * You may use this code under the GNU public license if you so wish. Please
 * contribute changes back to the authors under this freer than GPL license
 * so that we may further the use of strong encryption without limitations to
 * all.
 *
 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
 * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
 * PURPOSE.
 */

#include <sys/param.h>
#include <sys/file.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <sys/mbuf.h>
#include <sys/sysctl.h>

#include <net/if.h>
#include <net/route.h>
#include <net/if_dl.h>
#include <netinet/in.h>
#include <netns/ns.h>
#include <netiso/iso.h>
#include <netccitt/x25.h>
#include <arpa/inet.h>
#include <netdb.h>

#include <errno.h>
#include <unistd.h>
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <paths.h>
#include "net/encap.h"
#include "netinet/ip_ipsp.h"
 
extern char buf[];

int xf_set __P(( struct encap_msghdr *));
int x2i __P((char *));

int
xf_grp(dst, spi, proto, dst2, spi2, proto2)
struct in_addr dst, dst2;
u_int32_t spi, spi2;
int proto, proto2;
{
     struct encap_msghdr *em;

     bzero(buf, EMT_GRPSPIS_FLEN);

     em = (struct encap_msghdr *)&buf[0];

     em->em_msglen = EMT_GRPSPIS_FLEN;
     em->em_version = PFENCAP_VERSION_1;
     em->em_type = EMT_GRPSPIS;

     em->em_rel_spi = spi;
     em->em_rel_dst = dst;
     em->em_rel_sproto = proto;

     em->em_rel_spi2 = spi2;
     em->em_rel_dst2 = dst2;
     em->em_rel_sproto2 = proto2;
	
     return xf_set(em);
}