#!/bin/sh
# Shell functions for most initialization scripts

die() {
	echo >&2 "$*";
	exit 1;
}

warn() {
	echo >&2 "$*";
}

recovery() {
	echo >&2 "!!!!! $*"

	# Remove any temporary secret files that might be hanging around
	# but recreate the directory so that new tools can use it.
	rm -rf /tmp/secret
	mkdir -p /tmp/secret
	tpm extend -ix 4 -ic recovery

	echo >&2 "!!!!! Starting recovery shell"
	sleep 1
	exec /bin/ash
}


pcrs() {
	head -7 /sys/class/tpm/tpm0/pcrs
}