#! /bin/sh
#
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $
#
# Copyright (c) 1996 Matthew R. Green
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#      This product includes software developed by Matthew R. Green for
#      the NetBSD Project.
# 4. The name of the author may not be used to endorse or promote products
#    derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.

# ipfilter2netbsd:  convert a ipfilter source tree into a
# netbsd ipfilter source tree, under src/sys, src/usr.sbin,
# etc., ready for importing.

if [ $# -ne 2 ]; then echo "ipfilter2netbsd src dest"; exit 1; fi

r=$1
d=$2/ipfilter

case "$d" in
	/*)
		;;
	*)
		d=`/bin/pwd`/$d
		;;
esac

case "$r" in
	/*)
		;;
	*)
		r=`/bin/pwd`/$r
		;;
esac

echo preparing directory $d
rm -rf $d
mkdir -p $d; cd $d
mkdir -p src/sbin/ipf src/sys/netinet src/usr.sbin/ipfstat src/usr.sbin/ipmon src/usr.sbin/ipftest src/usr.sbin/ipnat src/sys/lkm/netinet/if_ipl

### start ipf ###############################
cd $r
echo ipf:
src='ipf.c parse.c opt.c ipf.h'
man='ipf.1 ipf.4 ipf.5 ipl.4'

pax -rvw $src $d/src/sbin/ipf
cd man; pax -rvw $man $d/src/sbin/ipf; cd ..

cd $d/src/sbin/ipf
mv ipf.1 ipf.8

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $

PROG=	ipf
SRCS=	ipf.c parse.c opt.c
MAN=	ipf.8 ipf.4 ipf.5 ipl.4

.include <bsd.prog.mk>
__eof_makefile
### end ipf ###############################

### start ipfstat ###############################
cd $r
echo ipfstat:
src='kmem.c kmem.h fils.c'
man=ipfstat.8

pax -rvw $src $d/src/usr.sbin/ipfstat
cd man; pax -rvw $man $d/src/usr.sbin/ipfstat; cd ..

cd $d/src/usr.sbin/ipfstat

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $

PROG=	ipfstat
SRCS=	kmem.c fils.c opt.c parse.c
MAN=	ipfstat.8
CFLAGS+=        -I${.CURDIR}/../../sbin/ipf

.PATH: ${.CURDIR}/../../sbin/ipf
.include <bsd.prog.mk>
__eof_makefile

### end ipfstat ###############################

### start ipmon ###############################
cd $r
echo ipmon:
src=ipmon.c
man=ipmon.8

pax -rvw $src $d/src/usr.sbin/ipmon
cd man; pax -rvw $man $d/src/usr.sbin/ipmon; cd ..

cd $d/src/usr.sbin/ipmon

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $

PROG=	ipmon
MAN=	ipmon.8
CFLAGS+=        -DLOGFAC=LOG_LOCAL0 -I${.CURDIR}/../../sbin/ipf

.PATH: .${CURDIR}/../../sbin/ipf
.include <bsd.prog.mk>
__eof_makefile
### end ipmon ###############################

### start ipnat ###############################
cd $r
echo ipnat:
src=ipnat.c
man='ipnat.1 ipnat.4 ipnat.5'

pax -rvw $src $d/src/usr.sbin/ipnat
cd man; pax -rvw $man $d/src/usr.sbin/ipnat; cd ..

cd $d/src/usr.sbin/ipnat
mv ipnat.1 ipnat.8

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $

PROG=	ipnat
SRCS=	kmem.c ipnat.c
MAN=	ipnat.8 ipnat.4 ipnat.5
CFLAGS+=	-I${.CURDIR}/../../sbin/ipf -I${.CURDIR}/../ipfstat

.PATH: ${.CURDIR}/../../sbin/ipf ${.CURDIR}/../ipfstat
.include <bsd.prog.mk>
__eof_makefile
### end ipnat ###############################

### start ipftest ###############################
cd $r
echo ipftest:
src='ipt.c ipft_sn.c ipft_ef.c ipft_td.c ipft_pc.c opt.c ipft_tx.c misc.c ip_frag.c ip_state.c ip_nat.c ipft_hx.c ipt.h snoop.h'

pax -rvw $src test $d/src/usr.sbin/ipftest

cd $d/src/usr.sbin/ipftest

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $

PROG=	ipftest
SRCS=	ipt.c ipft_sn.c ipft_ef.c ipft_td.c ipft_pc.c opt.c ipft_tx.c misc.c ip_frag.c ip_state.c ip_nat.c ipft_hx.c
NOMAN=	yes
CFLAGS+=	-I${.CURDIR}/../../sbin/ipf

.PATH: ${.CURDIR}/../../sbin/ipf
.include <bsd.prog.mk>
__eof_makefile
### end ipftest ###############################

### start ipfilter in kernel #######################
cd $r
echo kernel modules:
src='ip_fil.c fil.c ip_nat.c ip_frag.c ip_state.c ip_fil.h ip_compat.h ip_frag.h ip_nat.h ip_state.h'

pax -rvw $src $d/src/sys/netinet
### end ipfilter in kernel #######################

### start ip_fil lkm #######################
cd $r
echo loadable kernel modules:
src='mln_ipl.c ipl.h'

pax -rvw $src $d/src/sys/lkm/netinet/if_ipl

cd $d/src/sys/lkm/netinet/if_ipl

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $

.include "../Makefile.inc"

.PATH: $S/netinet

KMOD=	if_ipl
SRCS=	ip_fil.c fil.c mln_ipl.c ip_nat.c ip_frag.c ip_state.c
NOMAN=	yes

.include <bsd.kmod.mk>
__eof_makefile
### end ip_fil lkm #######################

find $d -name '*.[ch]' -print | while read c; do
	sed -e 's/"ip_fil.h"/<netinet\/ip_fil.h>/
		s/"ip_compat.h"/<netinet\/ip_compat.h>/
		s/"ip_nat.h"/<netinet\/ip_nat.h>/
		s/"ip_frag.h"/<netinet\/ip_frag.h>/
		s/"ip_state.h"/<netinet\/ip_state.h>/
		s/<sys\/ip_fil.h>/<netinet\/ip_fil.h>/' \
	< $c > /tmp/ipf2n$$ && mv /tmp/ipf2n$$ $c && echo transformed $c
	sed 1q < $c | grep '\$NetBSD' || (
cat <<'__eof_header'
/*	$NetBSD: ipfilter2netbsd,v 1.1.1.1 1997/01/05 13:06:38 mrg Exp $	*/

__eof_header
cat $c
	) > /tmp/ipf3n$$ && cp /tmp/ipf3n$$ $c && echo added RCS tags to $c
done

echo done
exit 0