/*
 * Copyright (c) 1983, 1991, 1993, 1994
 *	The Regents of the University of California.  All rights reserved.
 *
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS 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.
 */

/*
 * Copyright (c) 2003-2005 Sendmail, Inc. and its suppliers.
 *	All rights reserved.
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the sendmail distribution.
 *
 *	$Id: connctl.h,v 1.9 2005/06/16 00:09:34 ca Exp $
 */

#ifndef SM_CONNCTL_H
#define SM_CONNCTL_H 1

#include "sm/generic.h"
#include "sm/types.h"
#include "sm/magic.h"
#include "sm/net.h"

#define MAXCPM	100

typedef struct connctx_S	connctx_T, *connctx_P;

sm_ret_T	 sm_connctl_new(uint _size, uint _steps, connctx_P *_cctx);
sm_ret_T	 sm_connctl_free(connctx_P _cctx);
sm_ret_T	 sm_connctl(connctx_P _cctx, in_addr_T _addr, time_t _t);
#if SM_CONNCTL_PERF
sm_ret_T	 sm_connctl_stats(connctx_P _cctx, ulong *_pcolls, ulong *_pmaxcolls, ulong *_punused, ulong *_ptotal);
#endif

#if SM_CONNCTL_CHECK
# define SM_IS_CONNCTX(cctx)	SM_REQUIRE_ISA((cctx), SM_CONNCTL_MAGIC)
#else
# define SM_IS_CONNCTX(cctx)	SM_REQUIRE((cctx) != NULL)
#endif

#endif /* SM_CONNCTL_H */