/*
 * Copyright (c) Peter 'Luna' Runestig 1999, 2000 <peter@runestig.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY PETER RUNESTIG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _TLSUTIL_H_
#define _TLSUTIL_H_

extern int	tls_active;
extern int	tls_follows_from_client;
extern int	tls_required;
extern int	tls_anon;

int	tls_init(void);
int	tls_start(void);
void	tls_cleanup(void);
void	tls_shutdown(void);
int	tls_recv(int s, void *buf, size_t len, int flags);
int	tls_send(int s, const void *msg, size_t len, int flags);
ssize_t	tls_read(int fd, void *buf, size_t count);
ssize_t	tls_write(int fd, const void *buf, size_t count);
int	tls_pending(void);
void	tls_optarg(char *optarg);
char	*tls_userid_from_client_cert(void);
int	tls_is_user_valid(char *user);
void	tls_set_defaults(void);
int	tls_using_client_auth(void);
int	tls_get_client_finished(void *buf, size_t len);
int	tls_get_server_finished(void *buf, size_t len);

#endif