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INC		= hal.h
LIB		= libhal.a
OBJ		= ${IO_OBJ} core.o csprng.o hash.o aes_keywrap.o pbkdf2.o \
		  modexp.o rsa.o ecdsa.o asn1.o errorstrings.o

IO_OBJ_EIM	= hal_io_eim.o novena-eim.o
IO_OBJ_I2C 	= hal_io_i2c.o

# Default I/O bus is EIM, override this to use I2C instead
IO_OBJ		= ${IO_OBJ_EIM}

TFMDIR		:= $(abspath ../thirdparty/libtfm)
CFLAGS		+= -g3 -Wall -fPIC -std=c99 -I${TFMDIR}
LDFLAGS		:= -g3 -L${TFMDIR} -ltfm

all: ${LIB}
	cd tests; ${MAKE} CFLAGS='${CFLAGS} -I..' LDFLAGS='${LDFLAGS}' $@
	cd utils; ${MAKE} CFLAGS='${CFLAGS} -I..' LDFLAGS='${LDFLAGS}' $@

${OBJ}: ${INC}

${LIB}: ${OBJ}
	${AR} rcs $@ $^

asn1.o rsa.o ecdsa.o: asn1_internal.h

ecdsa.o: ecdsa_curves.h

test: all
	cd tests; ${MAKE} -k $@

clean:
	rm -f ${OBJ} ${LIB}
	cd tests; ${MAKE} $@
	cd utils; ${MAKE} $@

distclean: clean
	rm -f TAGS

tags: TAGS

TAGS: *.[ch] tests/*.[ch]
	etags $^