1# 2# Copyright (c) 2019-2022, Linaro Limited. All rights reserved. 3# 4# SPDX-License-Identifier: BSD-3-Clause 5# 6 7V ?= 0 8BUILD_INFO ?= 1 9DEBUG := 0 10ENCTOOL ?= encrypt_fw${BIN_EXT} 11BINARY := $(notdir ${ENCTOOL}) 12OPENSSL_DIR := /usr 13 14toolchains := host 15 16MAKE_HELPERS_DIRECTORY := ../../make_helpers/ 17include ${MAKE_HELPERS_DIRECTORY}build_macros.mk 18include ${MAKE_HELPERS_DIRECTORY}build_env.mk 19include ${MAKE_HELPERS_DIRECTORY}defaults.mk 20include ${MAKE_HELPERS_DIRECTORY}toolchain.mk 21 22OBJECTS := src/encrypt.o \ 23 src/cmd_opt.o \ 24 src/main.o 25 26HOSTCCFLAGS := -Wall -std=c99 27 28# Select OpenSSL version flag according to the OpenSSL build selected 29# from setting the OPENSSL_DIR path. 30$(eval $(call SELECT_OPENSSL_API_VERSION)) 31 32ifeq (${DEBUG},1) 33 HOSTCCFLAGS += -g -O0 -DDEBUG -DLOG_LEVEL=40 34else 35ifeq (${BUILD_INFO},1) 36 HOSTCCFLAGS += -O2 -DLOG_LEVEL=20 37else 38 HOSTCCFLAGS += -O2 -DLOG_LEVEL=10 39endif 40endif 41ifeq (${V},0) 42 Q := @ 43else 44 Q := 45endif 46 47HOSTCCFLAGS += ${DEFINES} 48# USING_OPENSSL3 flag will be added to the HOSTCCFLAGS variable with the proper 49# computed value. 50HOSTCCFLAGS += -DUSING_OPENSSL3=$(USING_OPENSSL3) 51 52 53# Make soft links and include from local directory otherwise wrong headers 54# could get pulled in from firmware tree. 55INC_DIR := -I ./include -I ../../include/tools_share -I ${OPENSSL_DIR}/include 56 57# Include library directories where OpenSSL library files are located. 58# For a normal installation (i.e.: when ${OPENSSL_DIR} = /usr or 59# /usr/local), binaries are located under the ${OPENSSL_DIR}/lib/ 60# directory. However, for a local build of OpenSSL, the built binaries are 61# located under the main project directory (i.e.: ${OPENSSL_DIR}, not 62# ${OPENSSL_DIR}/lib/). 63LIB_DIR := -L ${OPENSSL_DIR}/lib -L ${OPENSSL_DIR} 64LIB := -lssl -lcrypto 65 66HOSTCC ?= gcc 67 68.PHONY: all clean realclean --openssl 69 70all: --openssl ${BINARY} 71 72${BINARY}: ${OBJECTS} Makefile 73 @echo " HOSTLD $@" 74 @echo 'const char build_msg[] = "Built : "__TIME__", "__DATE__;' | \ 75 ${HOSTCC} -c ${HOSTCCFLAGS} -xc - -o src/build_msg.o 76 ${Q}${HOSTCC} src/build_msg.o ${OBJECTS} ${LIB_DIR} ${LIB} -o $@ 77 78%.o: %.c 79 @echo " HOSTCC $<" 80 ${Q}${HOSTCC} -c ${HOSTCCFLAGS} ${INC_DIR} $< -o $@ 81 82--openssl: 83ifeq ($(DEBUG),1) 84 @echo "Selected OpenSSL version: ${OPENSSL_CURRENT_VER}" 85endif 86 87clean: 88 $(call SHELL_DELETE_ALL, src/build_msg.o ${OBJECTS}) 89 90realclean: clean 91 $(call SHELL_DELETE,${BINARY}) 92