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/*
 * Copyright (C) 2014 Red Hat
 *
 * Author: Nikos Mavrogiannopoulos
 *
 * This file is part of GnuTLS.
 *
 * The GnuTLS is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>
 *
 */

#ifndef GNUTLS_LIB_ATFORK_H
# define GNUTLS_LIB_ATFORK_H

# include <config.h>
# include "gnutls_int.h"

extern unsigned int _gnutls_forkid;

# if defined(HAVE___REGISTER_ATFORK)
#  define HAVE_ATFORK
# endif

# ifndef _WIN32

/* API */
int _gnutls_register_fork_handler(void);	/* global init */

#  if defined(HAVE_ATFORK)
inline static int _gnutls_detect_fork(unsigned int forkid)
{
	if (forkid == _gnutls_forkid)
		return 0;
	return 1;
}

inline static unsigned int _gnutls_get_forkid(void)
{
	return _gnutls_forkid;
}
#  else
int _gnutls_detect_fork(unsigned int forkid);
unsigned int _gnutls_get_forkid(void);
#  endif

# else

#  define _gnutls_detect_fork(x) 0
#  define _gnutls_get_forkid() 0

# endif

#endif				/* GNUTLS_LIB_ATFORK_H */