app-crypt/tpm-emulator/files/tpm-emulator.initd-0.7.4


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#!/sbin/runscript
# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License, v2 or later
# $Id$

STARTUP_MODE='save';

extra_started_commands="clear save deactivated"
command="/usr/bin/tpmd"
command_args="-o tss -g tss"

depend() {
	use logger
	after coldplug
}

checkconfig() {
	lsmod | grep -q "^tpmd_dev\b" \
		|| modprobe tpmd_dev &>/dev/null \
		|| eerror "Failed to load module tpmd_dev";

	if [ ! -c /dev/tpm ] && [ ! -c /dev/tpm0 ] ; then
		eerror "No TPM device found!"
		return 1
	fi
	return 0
}

start() {
	ebegin "Starting tpm-emulator daemon with mode '$STARTUP_MODE' (tpmd)"
	checkconfig || eend $?
	checkpath -d -m 0775 -o tss /var/run/tpm
	start-stop-daemon --start --exec "${command}" -- ${command_args} $STARTUP_MODE > /dev/null
	eend $?
}

stop() {
	ebegin "Stopping tpm-emulator daemon (tpmd)"
	start-stop-daemon --stop --exec "${command}" -- ${command_args} > /dev/null
	eend $?
}

clear() {
	STARTUP_MODE='clear';
	stop
	start
}

save() {
	STARTUP_MODE='save';
	stop
	start
}

deactivated() {
	STARTUP_MODE='deactivated';
	stop
	start
}