#!/bin/sh
#
PATH=/sbin:/usr/sbin:/bin:/usr/bin; export PATH
argv0=`basename $0`
 
os=`uname -s`
rev=`uname -r`
maj=`expr $rev : '\([0-9]*\)\.'`
min=`expr $rev : '[0-9]*\.\([0-9]*\)'`
sub=`expr $rev : '[0-9]*\.[0-9]*\.\([0-9]*\)'`

# try to bomb out fast if anything fails....
set -e

fullrev=`printf '%02d%02d%02d' $maj $min $sub`
dir=`pwd`
karch=`uname -m`
archdir="/sys/arch/$karch"
ipfdir=/sys/netinet
if [ -d /sys/contrib/ipfilter ] ; then
	ipfdir=/sys/contrib/ipfilter/netinet
fi
if [ -d /sys/dist/ipf ] ; then
	ipfdir=/sys/dist/ipf/netinet
fi
confdir="$archdir/conf"
if [ -f /dev/ipnat ] ; then
	major=`ls -l /dev/ipnat | sed -e 's/.* \([0-9]*\),.*/\1/'`
	echo "Major number for IP Filter is $major"
else
	major=x
fi
 
if [ ! -f ip_rules.c -o ! -f ip_rules.h ] ; then
	echo "Trying to build ip_rules.c and ip_rules.h"
	make ip_rules.c
	if [ ! -f ip_rules.c -o ! -f ip_rules.h ] ; then
		echo "Please do a build of ipfilter and then run the following"
		echo "command to build extra files:"
		echo
		echo "make ip_rules.c"
		exit 1
	fi
fi

echo -n "Installing "
for j in auth frag nat proxy scan state sync pool htable lookup rules; do
	for i in ip_$j.[ch]; do
		if [ -f "$i" ] ; then
			echo -n " $i"
			cp $i $ipfdir
			chmod 644 $ipfdir/$i
		fi
	done
done

case $os in
SunOS)
	case `uname -r` in
	5.*)
		filc=ip_fil_solaris.c
		;;
	4.*)
		filc=ip_fil_sunos.c
		;;
	esac
	;;
*BSD)
	filc=ip_fil_`echo $os | tr A-Z a-z`.c
	case $os in
	FreeBSD)
		cp mlfk_ipl.c $ipfdir/
		;;
	*)
		;;
	esac
	;;
esac

if [ -f $ipfdir/$filc ] ; then
	echo -n "$filc -> $ipfdir/$filc "
	cp $filc $ipfdir/$filc
	chmod 644 $ipfdir/$filc
fi
if [ -f $ipfdir/ip_fil.c ] ; then
	echo -n "$filc -> $ipfdir/ip_fil.c "
	cp $filc $ipfdir/ip_fil.c
	chmod 644 $ipfdir/ip_fil.c
fi

for i in ip_fil.h fil.c ip_log.c ip_compat.h ipl.h ip_*_pxy.c; do
	echo -n " $i"
	cp $i $ipfdir
	chmod 644 $ipfdir/$i
done
echo ""
echo -n "Installing into /usr/include/netinet"
for j in auth compat fil frag nat proxy scan state sync pool htable lookup; do
	i=ip_$j.h
	if [ -f "$i" ] ; then
		echo -n " $i"
		cp $i /usr/include/netinet/$i
		chmod 644 /usr/include/netinet/$i
	fi
done
for j in ipl.h; do
	if [ -f "$j" ] ; then
		echo -n " $j"
		cp $j /usr/include/netinet/$j
		chmod 644 /usr/include/netinet/$j
	fi
done
echo

if [ -f /sys/netinet/ip_fil_compat.h ] ; then
	echo "Linking /sys/netinet/ip_compat.h to /sys/netinet/ip_fil_compat.h"
	rm /sys/netinet/ip_fil_compat.h
	ln -s /sys/netinet/ip_compat.h /sys/netinet/ip_fil_compat.h
fi

if [ $major != x ] ; then
	if [ ! -e /dev/ipsync ] ; then
		echo "Creating /dev/ipsync"
		mknod /dev/ipsync c $major 4
	fi

	if [ ! -e /dev/ipsync ] ; then
		echo "Creating /dev/ipscan"
		mknod /dev/ipsync c $major 5
	fi

	if [ ! -e /dev/iplookup ] ; then
		echo "Creating /dev/iplookup"
		mknod /dev/iplookup c $major 6
	fi
fi

set +e
os=`uname -s`
if [ $os = FreeBSD -a -f /sys/conf/files ] ; then
	cd /sys/conf
	if [ -f options ] ; then
		if [ ! -f options.preipf4 ] ; then
			mv options options.preipf4
			cp -p options.preipf4 options
		fi
		for i in SCAN SYNC LOOKUP COMPILED; do
			grep IPFILTER_$i options >/dev/null 2>&1
			if [ $? -ne 0 ] ; then
				echo >> options
				echo "# extra option for IP Filter" >> options
				echo "IPFILTER_$i	opt_ipfilter.h" >> options
			fi
		done
	fi
	if [ ! -f files.preipf4 ] ; then
		mv files files.preipf4
		cp -p files.preipf4 files
	fi
	for i in htable pool lookup; do
		grep ip_$i.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo "contrib/ipfilter/netinet/ip_$i.c	optional ipfilter inet ipfilter_lookup" >> files
		fi
	done
	grep ip_sync.c files >/dev/null 2>&1
	if [ $? -ne 0 ] ; then
		echo 'contrib/ipfilter/netinet/ip_sync.c	optional ipfilter inet ipfilter_sync' >> files
	fi
	grep ip_scan.c files >/dev/null 2>&1
	if [ $? -ne 0 ] ; then
		echo 'contrib/ipfilter/netinet/ip_scan.c	optional ipfilter inet ipfilter_scan' >> files
	fi
	grep ip_rules.c files >/dev/null 2>&1
	if [ $? -ne 0 ] ; then
		echo 'contrib/ipfilter/netinet/ip_rules.c	optional ipfilter inet ipfilter_compiled' >> files
	fi
fi
if [ $os = NetBSD -a -f /sys/conf/files ] ; then
	cd /sys/conf
	if [ ! -f files.preipf4 ] ; then
		mv files files.preipf4
		cp -p files.preipf4 files
	fi
	if [ $fullrev -ge 010600 -a $fullrev -lt 020000 ] ; then
		for i in htable pool lookup; do
			grep ip_$i.c files >/dev/null 2>&1
			if [ $? -ne 0 ] ; then
				echo "file	netinet/ip_$i.c	ipfilter & ipfilter_lookup" >> files
			fi
		done
		grep ip_sync.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo 'file	netinet/ip_sync.c	ipfilter & ipfilter_sync' >> files
		fi
		grep ip_scan.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo 'file	netinet/ip_scan.c	ipfilter & ipfilter_scan' >> files
		fi
		grep ip_rules.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo 'file	netinet/ip_rules.c	ipfilter & ipfilter_compiled' >> files
		fi
	fi
fi
if [ $os = OpenBSD -a -f /sys/conf/files ] ; then
	cd /sys/conf
	if [ ! -f files.preipf4 ] ; then
		mv files files.preipf4
		cp -p files.preipf4 files
	fi
	if [ $fullrev -ge 030400 ] ; then
		for i in htable pool lookup; do
			grep ip_$i.c files >/dev/null 2>&1
			if [ $? -ne 0 ] ; then
				echo "file	netinet/ip_$i.c	ipfilter & ipfilter_lookup" >> files
			fi
		done
		grep ip_sync.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo 'file	netinet/ip_sync.c	ipfilter & ipfilter_sync' >> files
		fi
		grep ip_scan.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo 'file	netinet/ip_scan.c	ipfilter & ipfilter_scan' >> files
		fi
		grep ip_rules.c files >/dev/null 2>&1
		if [ $? -ne 0 ] ; then
			echo 'file	netinet/ip_rules.c	ipfilter & ipfilter_compiled' >> files
		fi
	fi
fi

if [ -f /usr/src/sys/modules/ipfilter/Makefile -a \
   ! -f /usr/src/sys/modules/ipfilter/Makefile.orig ] ; then
cat | (cd /usr/src/sys/modules/ipfilter; patch) <<__EOF__
*** Makefile.orig	Mon Mar 28 09:10:11 2005
--- Makefile	Mon Mar 28 09:12:51 2005
***************
*** 5,13 ****
  KMOD=	ipl
  SRCS=	mlfk_ipl.c ip_nat.c ip_frag.c ip_state.c ip_proxy.c ip_auth.c \\
! 	ip_log.c ip_fil.c fil.c
  
  .if !defined(NOINET6)
  CFLAGS+= -DUSE_INET6
  .endif
  CFLAGS+=  -I$${.CURDIR}/../../contrib/ipfilter
! CFLAGS+= -DIPFILTER=1 -DIPFILTER_LKM -DIPFILTER_LOG -DPFIL_HOOKS
--- 5,15 ----
  KMOD=	ipl
  SRCS=	mlfk_ipl.c ip_nat.c ip_frag.c ip_state.c ip_proxy.c ip_auth.c \\
! 	ip_log.c ip_fil.c fil.c ip_lookup.c ip_pool.c ip_htable.c \\
! 	ip_sync.c ip_scan.c ip_rules.c
  
  .if !defined(NOINET6)
  CFLAGS+= -DUSE_INET6
  .endif
  CFLAGS+=  -I$${.CURDIR}/../../contrib/ipfilter
! CFLAGS+= -DIPFILTER=1 -DIPFILTER_LKM -DIPFILTER_LOG -DPFIL_HOOKS \\
! 	-DIPFILTER_LOOKUP -DIPFILTER_COMPILED
__EOF__
fi
exit 0