ensure_tpm_path_exists() {
	mkdir -p "$(tpm_path)"
}

verify_tpm_path_permissions() {
	local path="$(tpm_path)"
	# check the write permission flag for all users to ensure
	# that we have proper access
	[ -w "$path" ] ||
		echo_err "$path is not writable!"
}

fail_helper() {
	local message="$1"
	echo "$message" >&2
	FAIL="true"
}

exit_value_helper() {
	if [ "$FAIL" == "true" ]; then
		exit 1
	else
		exit 0
	fi
}