#! /bin/sh
#
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem 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/usr.sbin/ipf/ipf src/sys/netinet src/usr.sbin/ipf/ipfstat src/usr.sbin/ipf/ipftest src/usr.sbin/ipf/ipmon src/usr.sbin/ipf/ipnat src/usr.sbin/ipf/ipresend src/usr.sbin/ipf/ipsend src/usr.sbin/ipf/iptest src/usr.sbin/ipf/rules src/sys/lkm/netinet/if_ipl

### start Makefile ###############################
cd $d/src/usr.sbin/ipf

echo creating main Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

SUBDIR=	ipf ipfstat ipftest ipmon ipnat ipresend ipsend iptest rules

.include <bsd.subdir.mk>
__eof_makefile
### end Makefile ###############################

### start Makefile.inc ###############################
cd $d/src/usr.sbin/ipf

echo creating main Makefile.inc
cat > Makefile.inc<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

WARNS?=	1

.if exists(${.CURDIR}/../../Makefile.inc)
.include "${.CURDIR}/../../Makefile.inc"
.endif
__eof_makefile
### end Makefile.inc ###############################

### start ipf ###############################
cd $r
echo ipf:
src='ipf.c parse.c opt.c ipf.h'
man='ipf.8 ipf.4 ipf.5 ipl.4'

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

cd $d/src/usr.sbin/ipf/ipf

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

.include <bsd.own.mk>

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

BINDIR=		/sbin
LDSTATIC?=	-static

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

cd $d/src/usr.sbin/ipf/ipfstat

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

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

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

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

### start ipftest ###############################
cd $r
echo ipftest:
src='ipt.c ipft_sn.c ipft_ef.c ipft_td.c ipft_pc.c ipft_tx.c misc.c ipft_hx.c ipt.h snoop.h pcap.h'
man=ipftest.1

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

cd $d/src/usr.sbin/ipf/ipftest

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem 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 ip_fil.c fil.c parse.c ip_proxy.c ip_auth.c
MAN=	ipftest.1
CPPFLAGS+=-I${.CURDIR} -I${.CURDIR}/../ipf

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

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

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

cd $d/src/usr.sbin/ipf/ipmon

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

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

.PATH: ${.CURDIR}/../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/ipf/ipnat
cd man; pax -rvw $man $d/src/usr.sbin/ipf/ipnat; cd ..

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

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

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

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

### start of ipresend ##############################
cd $r
echo ipresend:
src='ipresend.c resend.c'
man=ipresend.1

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

cd $d/src/usr.sbin/ipf/ipresend

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

PROG=	ipresend
SRCS=	ipresend.c ip.c resend.c opt.c ipft_ef.c ipft_hx.c ipft_sn.c ipft_td.c ipft_tx.c sbpf.c 44arp.c ipft_pc.c
MAN=	ipresend.1

CPPFLAGS+=-I${.CURDIR}/../ipf -I${.CURDIR}/../ipfstat
CPPFLAGS+=-I${.CURDIR}/../ipsend -I${.CURDIR}/../ipftest

.PATH: ${.CURDIR}/../ipf ${.CURDIR}/../ipfstat
.PATH: ${.CURDIR}/../ipsend ${.CURDIR}/../ipftest

.include <bsd.prog.mk>
__eof_makefile
### end of ipresend ###############################

### start of ipsend ##############################
cd $r
echo ipsend:
src='44arp.c ip.c ipsend.c ipsend.h ipsopt.c sbpf.c tcpip.h'
src2='iplang_l.l iplang_y.y iplang.tst iplang.h'
man='ipsend.1 ipsend.5'

cd ipsend; pax -rvw $src $man $d/src/usr.sbin/ipf/ipsend
cd $r
cd iplang; pax -rvw $src2 $d/src/usr.sbin/ipf/ipsend

cd $d/src/usr.sbin/ipf/ipsend

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

PROG=	ipsend
SRCS=	ipsend.c ip.c ipsopt.c 44arp.c sbpf.c iplang_l.l iplang_y.y
CPPFLAGS+=-I${.CURDIR}/../ipftest -I${.CURDIR}/../ipf -I.
YHEADER=1
LDADD=	-ll
DPADD=	${LIBL}

MAN=	ipsend.1 ipsend.5

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

### start of iptest ##############################
cd $r
echo iptest:
src='iptest.c iptests.c sock.c'
man=iptest.1

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

cd $d/src/usr.sbin/ipf/iptest

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

PROG=	iptest
SRCS=	iptest.c iptests.c ip.c sbpf.c 44arp.c sock.c
MAN=	iptest.1
CPPFLAGS+=-I${.CURDIR}/../ipsend -I${.CURDIR}/../ipftest -I${.CURDIR}/../ipf

.PATH: ${.CURDIR}/../ipf ${.CURDIR}/../ipsend
.include <bsd.prog.mk>
__eof_makefile
### end of iptest ###############################

### start of rules ##############################
cd $r
echo rules:
file=mkfilters
man=mkfilters.1

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

cd $d/src/usr.sbin/ipf/rules

echo creating Makefile
cat > Makefile<<'__eof_makefile'
#	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $

.if !defined(NOSHARE)
FILESDIR= /usr/share/examples/ipf
MAN=	mkfilters.1

FILES=	BASIC.NAT BASIC_1.FW BASIC_2.FW example.1 example.2 example.3 \
	example.4 example.5 example.6 example.7 example.8 example.9 \
	example.10 example.sr firewall ftp-proxy ftppxy nat-setup \
	nat.eg server tcpstate mkfilters
.endif

.include <bsd.own.mk>
.include <bsd.man.mk>
.include <bsd.files.mk>
__eof_makefile
### end of rules ###############################

### start ipfilter in kernel #######################
cd $r
echo kernel modules:
src='ip_auth.c ip_auth.h 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 ip_proxy.c ip_proxy.h ip_ftp_pxy.c ip_log.c'

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 1.26 1998/09/29 07:00:43 lukem Exp $

.include "../Makefile.inc"

.PATH: $S/netinet

CPPFLAGS+= -DIPFILTER_LOG
KMOD=	if_ipl
SRCS=	ip_fil.c fil.c mln_ipl.c ip_nat.c ip_frag.c ip_state.c ip_proxy.c \
	ip_auth.c ip_log.c
NOMAN=	yes

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

find $d -name '*.[chly]' -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/"ip_proxy.h"/<netinet\/ip_proxy.h>/
		s/"ip_auth.h"/<netinet\/ip_auth.h>/
		s/\$\(Id.*\)\$/\1/' \
	< $c > /tmp/ipf2n$$ && mv /tmp/ipf2n$$ $c && echo transformed $c
	sed 1q < $c | grep -q '\$NetBSD' || (
cat <<'__eof_header'  > /tmp/ipf3n$$
/*	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $	*/

__eof_header
cat $c  >> /tmp/ipf3n$$
mv /tmp/ipf3n$$ $c && echo added RCS tag to $c
	)
done

find $d -name '*.[0-9]' -a \! -name 'example.*' -print | while read m; do
	sed 1q < $m | grep -q '\$NetBSD' || (
cat <<'__eof_header' > /tmp/ipf3n$$
.\"	$NetBSD: ipfilter2netbsd,v 1.26 1998/09/29 07:00:43 lukem Exp $
.\"
__eof_header
cat $m >> /tmp/ipf3n$$
mv /tmp/ipf3n$$ $m && echo added RCS tag to $m
	)
done

echo done

# Clean up any CVS directories that might be around.
echo "cleaning up CVS residue."
(
	cd $d
	find . -type d -name "CVS" -print | xargs rm -r
)
echo done

# Fixing file and directory permissions.
echo "Fixing file/directory permissions."
(
	cd $d
	find . -type f -print | xargs chmod u+rw,go+r
	find . -type d -print | xargs chmod u+rwx,go+rx
)
echo done

exit 0