#!/bin/bash

# parameters:
# (1) modules' path; (2) privkey for signing; (3) pubkey for signing

privkey=$2
pubkey=$3

if [ ! -f /usr/lib/linux@KERNEL_TYPE@-kbuild-*/scripts/sign-file ]; then
	echo "Tool sign-file doesn't exist!"
	exit 1
fi

found=0
for module in $(find $1 -type f -name \*.ko); do
	found=1
	echo ${module}
	/usr/lib/linux@KERNEL_TYPE@-kbuild-*/scripts/sign-file sha256 \
	${privkey} ${pubkey} ${module}
	if [ $? -eq 1 ]; then
		echo "Fail to sign!"
		exit 1
	fi
done

if [ ${found} -eq 1 ]; then
	echo "Signed successfully!"
else
	echo "No ko found!"
	exit 1
fi