#!/bin/sh


# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at https://mozilla.org/MPL/2.0/.


set -euf


ROOT="$(dirname "$0")"
MCUBOOT="${ROOT}/zephyrproject/bootloader/mcuboot"
IMGTOOL="${MCUBOOT}/scripts/imgtool.py"
INPUT="${ROOT}/../build/fw/zephyr/zephyr.bin"
OUTPUT="${INPUT}.signed"


if test $# -ne 1
then
	echo "Please provide the path to the MCUboot signing key as single argument."
	exit 1
fi

key="$1"

python $IMGTOOL sign \
	--version 0.0.0 \
	--header-size 0x200 \
	--slot-size 0xc0000 \
	--key "${key}" \
	"${INPUT}" \
	"${OUTPUT}" > /dev/null

echo "Signed application firmware: ${OUTPUT}"