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/* $Id: cache.h,v 1.1 2008/06/12 22:26:01 canacar Exp $ */
/*
* Copyright (c) 2001, 2007 Can Erkin Acar <canacar@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _CACHE_H_
#define _CACHE_H_
#include "config.h"
#include <sys/queue.h>
#ifdef HAVE_TREE_H
#include <sys/tree.h>
#else
#include "tree.h"
#endif
struct sc_ent {
RB_ENTRY(sc_ent) tlink;
TAILQ_ENTRY(sc_ent) qlink;
#ifdef HAVE_PFSYNC_STATE
u_int32_t id[2];
#else
struct pf_addr addr[2];
#endif
double peak;
double rate;
time_t t;
u_int32_t bytes;
#ifndef HAVE_PFSYNC_STATE
u_int16_t port[2];
u_int8_t af;
u_int8_t proto;
#endif
};
int cache_init(int);
void cache_endupdate(void);
struct sc_ent *cache_state(pf_state_t *);
extern int cache_max, cache_size;
#endif
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