OUT_PATH  = lib
SRC_PATH  = jni
INC_PATH  = $(SRC_PATH)/include

NAME = wolfcrypt-jni
VERSION = $(shell grep 'name="implementation.version"' build.xml | sed -re 's/.*value="(.+)".*/\1/')

ifneq ($(PREFIX),)
    INSTALL_DIR = $(DESTDIR)$(PREFIX)
else
    INSTALL_DIR = $(DESTDIR)/usr/local
endif

ifeq ($(LIBDIR),)
    LIBDIR=lib
endif

ifeq ($(INSTALL),)
    INSTALL=install
endif

DIST_FILES = AUTHORS build.xml COPYING examples jni LICENSING makefile makefile.linux makefile.macosx \
	     pom.xml README_JCE.md README.md rpm src

OBJ_LIST  = jni_fips.o jni_native_struct.o jni_aes.o jni_des3.o jni_md5.o \
			jni_sha.o jni_hmac.o jni_rng.o jni_rsa.o jni_dh.o jni_ecc.o \
			jni_ed25519.o jni_curve25519.o jni_chacha.o jni_error.o jni_asn.o \
			jni_logging.o jni_feature_detect.o jni_wolfobject.o
OBJS      = $(patsubst %,$(OUT_PATH)/%,$(OBJ_LIST))
TARGET    = $(OUT_PATH)/libwolfcryptjni.so

JAVA_HOME ?= $(shell readlink -f /usr/bin/javac | sed "s:/bin/javac::")
CC        = gcc
override CCFLAGS   += -Wall -I$(JAVA_HOME)/include -I$(JAVA_HOME)/include/linux \
			-I$(INC_PATH) -fPIC
override LDFLAGS   += -Wl,--no-as-needed -lwolfssl -shared

all: $(TARGET)

$(TARGET): $(OBJS)
	$(CC) $(CCFLAGS) $(LDFLAGS) -o $@ $^

$(OUT_PATH)/%.o: $(SRC_PATH)/%.c
	@mkdir -p $(OUT_PATH)
	$(CC) $(CCFLAGS) -c -o $@ $<

dist:
	mkdir -p "$(NAME)-$(VERSION)"
	cp -pr $(DIST_FILES) "$(NAME)-$(VERSION)"
	tar -zcf "$(NAME)-$(VERSION).tar.gz" "$(NAME)-$(VERSION)"
	rm -rf "$(NAME)-$(VERSION)"

rpm: dist
	@env
	@rm -f *.rpm
	rpmdev-setuptree
	find ~/rpmbuild/RPMS ~/rpmbuild/SRPMS -name "$(PACKAGE)-$(VERSION)*.rpm" | xargs rm -f
	@cp "$(NAME)-$(VERSION).tar.gz" ~/rpmbuild/SOURCES/
	@cp rpm/spec.in rpm/spec
	@sed -i rpm/spec -e "s/@NAME@/$(NAME)/g"
	@sed -i rpm/spec -e "s/@VERSION@/$(VERSION)/g"
	JUNIT_HOME=lib rpmbuild -ba --clean rpm/spec
	@cp ~/rpmbuild/RPMS/*/$(NAME)-$(VERSION)*.rpm .
	@cp ~/rpmbuild/SRPMS/$(NAME)-$(VERSION)*.rpm .

lib/wolfcrypt-jni.jar:
	ant build-jni-release

install: all lib/wolfcrypt-jni.jar
	$(INSTALL) -d $(INSTALL_DIR)/$(LIBDIR)
	$(INSTALL) lib/libwolfcryptjni.so $(INSTALL_DIR)/$(LIBDIR)
	$(INSTALL) lib/wolfcrypt-jni.jar $(INSTALL_DIR)/$(LIBDIR)

uninstall:
	rm -f $(INSTALL_DIR)/$(LIBDIR)/libwolfcryptjni.so
	rm -f $(INSTALL_DIR)/$(LIBDIR)/wolfcrypt-jni.jar

.PHONY: clean

clean:
	rm -f $(OUT_PATH)/*.o $(TARGET)