#!/bin/sh
#
# pcscd     This shell script takes care of starting and stopping
#           pcscd, the PC/SC (Smart Card) daemon.
#
# pcsc-lite is a middleware to access a smart card using SCard API (PC/SC).

[ ! -x /usr/sbin/pcscd ] && exit 99
[ ! -f /etc/sysconfig/pcscd ] && exit 99

# Source the configuration file:
source /etc/sysconfig/pcscd

pcscd_start() {
  if [ -e "$PIDFILE" ]; then
    echo -n "PC/SC-lite daemon (pcscd) already started!"
  else
    echo -n "Starting pcscd: "
    /usr/sbin/pcscd $PCSCD_OPTS
  fi
echo    
}

pcscd_stop() {
  echo -n "Shutting down pcscd: "
  pkill pcscd
  rm -f $PIDFILE 1>/dev/null 2>/dev/null
  echo
}

pcscd_restart() {
  pcscd_stop
  sleep 2
  pcscd_start
}

pcscd_status() {
  pids=$(pgrep pcscd)
  if test "$pids" ; then
    for p in $pids ; do
      echo "pcscd (pid $p) is running."
      ps up $p
    done
  else
    echo "pcscd is stopped."
  fi
}

case "$1" in
  start)
    pcscd_start
    ;;
  stop)
    pcscd_stop
    ;;
  restart)
    pcscd_restart
    ;;
  status)
    pcscd_status
    ;;
  *)
    echo "Usage: $0 start|stop|restart|status"
    exit 1
    ;;
esac

exit 0