/*
 * Copyright (C), 2010 by TuxWeb S.r.l. - http://www.tuxweb.it/
 * Dino Ciuffetti - <dino@tuxweb.it>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <errno.h>
#include <time.h>
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#include <signal.h>
#include <ctype.h>
#include "uthash.h"

#define ACCESS_LOG "access_log"			// access_log filename if not specified
#define BLACKLIST_TIME 120			// blacklist time in seconds if not specified
#define BLACKLIST_FREQUENCY 250			// blacklist frequency into BLACKLIST_TIME seconds if not specified
#define HT_KEY_LEN 128				// maximum chars of the hashtable key
#define DYNABLAST_VERSION "1.0.2 Stable"	// version
#define MAX_LINEBUF (8*1024)			// maximum line length
#define FAST_MODE_FILE "/tmp/dynablast_fm.dat"	// fast mode file, if not defined
#define LOCK_FILE "/tmp/dynablast.lock"		// lock file, if not defined

typedef struct _haship {
	char host[HT_KEY_LEN];		// we use this one as the hask table key
	time_t timefirst;		// time of first occurrence
	time_t timelast;		// time of last occurrence ('til now)
	unsigned long occurrence;	// occurrence number
	int hit_is_new;			// this hit is inside the blacklist period or not
	int hit_is_too_frequent;	// this hit is too frequent or not
	UT_hash_handle hh;		// makes this structure uthashable
} iphash;

// this one must be setted to NULL!!
iphash *badguys;
FILE * access_log;
time_t last_pagehit_time;		// unix timestamp of the last occurred pagehit
int blacklist_time;
int blacklist_frequency;
char *accesslog;
int debug;
char *fastmodefile;
char *lockfile;