lookup.h

* A ncurses user interface. * Network statistics to view the amount of packets and data in many

/*

  This file is part of sniffer, a packet capture utility and
  network moniter
  The author can be contacted at <[e-mail]>
  the lastest version is avilable from 
  http://stev.org

  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, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef _SNIFF_LOOKUP_H
#define _SNIFF_LOOKUP_H

#include "config.h"
#include "list.h"
#include "stat.h"


struct lookup {
	unsigned long ip; /* a binary ip addrss */
	char *ip_str;   /* a text ip address */
	char *name;     /* a host name */
	time_t time; /* the time the lookup was done */
	unsigned long failed;
	struct gen_stat in;
	struct gen_stat out;
	int score;		/* when the core reaches 0 remove it from the active host list */
	int working:1; /* are we looking this host up ? */
};

extern pthread_t lookup_thread;

extern pthread_mutex_t lookup_mutex;
extern pthread_mutex_t lookup_failed_mutex;
extern pthread_mutex_t lookup_todo_mutex;
extern pthread_mutex_t lookup_active_mutex;

extern struct list_t *lookup_list;		/* this is the main lookup list */
extern struct list_t *lookup_failed;	/* place to dump fail lookups */
extern struct list_t *lookup_todo;		/* hosts that still need looked up */
extern struct list_t *lookup_active;	/* active hosts */


extern void * lookup_init		(void *arg );
extern void lookup_tidy			( void );
extern int lookup_dns			(struct lookup *p);
extern int lookup_cmp			(struct lookup *c1, struct lookup *c2);
struct lookup *lookup_get		(unsigned long ip);
extern char * lookup			(unsigned long ip, int fail);
extern inline void lookup_stats	(unsigned long daddr, unsigned long dbytes,
			 unsigned long saddr, unsigned long sbytes);
extern inline struct lookup *lookup_create(unsigned long ip);


#endif /* _SNIFF_LOOKUP_H */