#
#  secureknock
#
# Copyright (c) 2006 Eugene Vasserman, John Laxson, James Tyra
# Based on knock (although not much original code remains :)
# knock is copyright (c) 2004-2005, Judd Vinet <jvinet@zeroflux.org>
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU 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 General Public License for more details.
#
#  You should have received a copy of the GNU 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.
#

DESTDIR =
prefix = @prefix@
exec_prefix = @prefix@

VERSION = 1.0-rc2

BINDIR  = @bindir@
SBINDIR = @sbindir@
MANDIR  = @mandir@

INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@ $(AM_INSTALL_PROGRAM_FLAGS)
INSTALL_DATA = @INSTALL_DATA@
INSTALL_SCRIPT = @INSTALL_SCRIPT@

TOPDIR = @srcdir@
SRCDIR = $(TOPDIR)/src-user/
OBJDIR = $(TOPDIR)/src-user/
POLY1305DIR = $(OBJDIR)poly1305aes-20050218/
MANSRC = $(TOPDIR)/doc/

CXX = @CC@
CXXFLAGS += @CFLAGS@ -g -Wall -fno-exceptions \
            -D_GNU_SOURCE -I. -I$(POLY1305DIR) -I$(TOPDIR)/include
LDFLAGS += @LDFLAGS@ -lipq -liptc -lssl

SRCS = 	$(SRCDIR)knockd.c \
	$(SRCDIR)list.c \
	$(SRCDIR)knockproxy.c \
	$(SRCDIR)iptables.c \
	$(SRCDIR)stego.c

all: knockd knockproxy kernelmod man

kernelmod:
	make -C src-kernel

knockd: $(OBJDIR)knockd.o $(OBJDIR)list.o $(OBJDIR)iptables.o $(POLY1305DIR)poly1305aes.a
	$(CXX) $(OBJDIR)knockd.o $(OBJDIR)list.o $(OBJDIR)iptables.o $(OBJDIR)stego.c $(POLY1305DIR)poly1305aes.a -o $@ $(LDFLAGS)
	
knockproxy: $(OBJDIR)knockproxy.o $(OBJDIR)list.o $(OBJDIR)iptables.o $(OBJDIR)stego.c $(POLY1305DIR)poly1305aes.a
	$(CXX) $(OBJDIR)knockproxy.o $(OBJDIR)list.o $(OBJDIR)iptables.o $(OBJDIR)stego.c $(POLY1305DIR)poly1305aes.a -o $@ $(LDFLAGS)

$(POLY1305DIR)poly1305aes.a: $(POLY1305DIR)
	$(MAKE) -C $(POLY1305DIR)

.c.o: $(SRCS)
	$(CXX) $(CXXFLAGS) -o $@ -c $<

man: $(MANSRC)knockd.1

%.1: %.1.in
	sed -e "s/#VERSION#/$(VERSION)/" $< > $@

dist: distclean
	(cd ..; tar czhvf knock-$(VERSION).tar.gz knock-$(VERSION))

install: all
	$(INSTALL) -D -m0755 knockd $(DESTDIR)$(SBINDIR)/knockd
	$(INSTALL) -D -m0755 knockproxy $(DESTDIR)$(SBINDIR)/knockproxy
	$(INSTALL) -D -m0644 $(MANSRC)knockd.1 $(DESTDIR)$(MANDIR)/man1/knockd.1
	$(INSTALL) -D -m0644 knockd.conf $(DESTDIR)/etc/knockd.conf
	$(INSTALL) -D -m0644 knockproxy.conf $(DESTDIR)/etc/knockproxy.conf

clean:
	rm -f *~ $(OBJDIR)*.o $(MANSRC)*.1

distclean: clean
	rm -f knockd knockproxy
	rm -f Makefile
	rm -f config.h config.status config.log

# End of file