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/*
  This file is part of TALER
  Copyright (C) 2014, 2015 Taler Systems SA

  TALER is free software; you can redistribute it and/or modify it under the
  terms of the GNU Affero General Public License as published by the Free Software
  Foundation; either version 3, or (at your option) any later version.

  TALER is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License along with
  TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
*/
/**
 * @file exchange/taler-exchange-httpd_loop.h
 * @brief management of our main loop
 * @author Florian Dold
 * @author Benedikt Mueller
 * @author Christian Grothoff
 */
#ifndef TALER_EXCHANGE_HTTPD_LOOP_H
#define TALER_EXCHANGE_HTTPD_LOOP_H

#include <gnunet/gnunet_util_lib.h>
#include <microhttpd.h>
#include "taler-exchange-httpd.h"


/**
 * Setup our signal handlers.
 *
 * @return #GNUNET_OK on success
 */
int
TEH_loop_init (void);


/**
 * Finally, tear down our signal handlers.
 */
void
TEH_loop_done (void);


/**
 * Read signals from a pipe in a loop, and reload keys from disk if
 * SIGUSR1 is received, terminate if SIGTERM/SIGINT is received, and
 * restart if SIGHUP is received.
 *
 * @return #GNUNET_SYSERR on errors,
 *         #GNUNET_OK to terminate normally
 *         #GNUNET_NO to restart an update version of the binary
 */
int
TEH_loop_run (void);


#endif