vpn-manager: Add l2tp/ipsec vpn manager

Makefile

+# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+BINS = l2tpipsec_vpn
+IPSEC_STARTER = /usr/libexec/ipsec/starter
+IPSEC_WHACK = /usr/libexec/ipsec/whack
+IPSEC_UPDOWN = /usr/libexec/l2tpipsec_vpn/pluto_updown
+L2TPD = /usr/sbin/xl2tpd
+L2TPIPSEC_OBJS = \
+        ipsec_manager.o \
+        l2tp_manager.o \
+        service_manager.o
+TEST_OBJS = $(L2TPIPSEC_OBJS)
+TEST_BINS = \
+        ipsec_manager_test \
+        l2tp_manager_test \
+        service_manager_test
+
+LDCONFIG = $(shell $(PKG_CONFIG) --libs libpcrecpp)
+
+# -lglib-2.0 is needed by libbase.a now.
+COMMON_LIBS = -lchromeos -lbase -lpthread -lglib-2.0 -lgflags -lrt $(LDCONFIG)
+
+TEST_LIBS = $(COMMON_LIBS) -lgtest -lgmock
+INCLUDE_DIRS = -I..
+
+CXXFLAGS += -Wall -Werror -DIPSEC_STARTER=\"$(IPSEC_STARTER)\" \
+        -DIPSEC_WHACK=\"$(IPSEC_WHACK)\" \
+        -DIPSEC_UPDOWN=\"$(IPSEC_UPDOWN)\" \
+        -DL2TPD=\"$(L2TPD)\"
+
+all: $(BINS)
+
+l2tpipsec_vpn: l2tpipsec_vpn.o $(L2TPIPSEC_OBJS)
+        $(CXX) $(CXXFLAGS) $^ $(COMMON_LIBS) -o $@
+
+tests: $(TEST_BINS)
+
+%_test: %_test.o $(TEST_OBJS)
+        $(CXX) $(CXXFLAGS) $(LIB_DIRS) $^ $(TEST_LIBS) -o $@
+
+.cc.o:
+        $(CXX) $(CXXFLAGS) $(INCLUDE_DIRS) -c $< -o $@
+
+clean:
+        rm -rf *.o $(BINS) $(TEST_BINS)