#############################################################
#
# iptables
#
#############################################################
# Copyright (C) 2001, 2002 by Erik Andersen <andersen@codepoet.org>
# Copyright (C) 2002 by Tim Riker <Tim@Rikers.org>
# Copyright (c) 2002, by Devin Carraway <tuxscreen @ devin.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA

iptables_DIR:=$(BUILD_DIR)/iptables-1.2.6a
iptables_SOURCE:=iptables-1.2.6a.tar.bz2
iptables_PATCH:=$(SOURCE_DIR)/iptables-1.2.6a-no_ipv6.patch
iptables_SITE:=http://www.netfilter.org/files

iptables_BIN:=iptables iptables-save iptables-restore
iptables_LIBS_L:=ah dscp esp icmp length limit mac mark multiport owner \
	standard state tcp tcpmss tos ttl udp unclean DNAT DSCP ECN LOG \
	MARK MASQUERADE MIRROR REDIRECT REJECT SAME SNAT TCPMSS TOS ULOG \
	TTL iplimit
iptables_LIBS:=$(foreach mod, $(iptables_LIBS_L), libipt_$(mod).so)
iptables_BUILD:=$(foreach bin, $(iptables_BIN), $(iptables_DIR)/$(bin)) \
	  $(foreach lib, $(iptables_LIBS), $(iptables_DIR)/extensions/$(lib))
iptables_TARGET:=$(foreach bin, $(iptables_BIN), $(TARGET_DIR)/sbin/$(bin)) \
	$(foreach lib, $(iptables_LIBS), $(TARGET_DIR)/lib/iptables/$(lib))

$(DL_DIR)/$(iptables_SOURCE):
	wget -P $(DL_DIR) --passive-ftp $(iptables_SITE)/$(iptables_SOURCE)

iptables-source: $(DL_DIR)/$(iptables_SOURCE)

$(iptables_DIR)/Makefile: $(DL_DIR)/$(iptables_SOURCE)
	bzcat $(DL_DIR)/$(iptables_SOURCE) | tar -C $(BUILD_DIR) -xvf -
	patch -d $(iptables_DIR) -p1 < $(iptables_PATCH)

$(iptables_BUILD): $(iptables_DIR)/Makefile
	make PREFIX=/ COPT_FLAGS=-Os LD=$(TARGET_CROSS)ld AS=$(TARGET_CROSS)as CC="$(TARGET_CC1)" -C $(iptables_DIR)
	$(STRIP) $(iptables_BUILD)

$(STAGING_DIR)/sbin/iptables: $(iptables_DIR)/iptables
	make COPT_FLAGS=-Os LD=$(TARGET_CROSS)ld AS=$(TARGET_CROSS)as CC="$(TARGET_CC1)" PREFIX="$(STAGING_DIR)" -C $(iptables_DIR) install

$(iptables_TARGET): $(STAGING_DIR)/sbin/iptables
	cp -fa $(STAGING_DIR)/sbin/iptables{,-save,-restore} $(TARGET_DIR)/sbin/
	rm -rf $(TARGET_DIR)/lib/iptables
	cp -fa $(STAGING_DIR)/lib/iptables $(TARGET_DIR)/lib/

iptables: uclibc $(TARGET_DIR)/sbin/iptables

iptables-clean:
	rm -f $(TARGET_DIR)/bin/iptables{,-save,-restore}
	rm -rf $(TARGET_DIR)/lib/iptables
	-make -C $(iptables_DIR) clean

iptables-dirclean:
	rm -rf $(iptables_DIR)