/*
 *  File: net.h
 *  Author: Claes M. Nyberg <md0claes@mdstud.chalmers.se>
 *  Description: Common used network routines header file.
 *  Version: 1.0
 *  Date: 
 *
 *  Copyright (c) 2002 Claes M. Nyberg <md0claes@mdstud.chalmers.se>
 *  All rights reserved, all wrongs reversed.
 *
 *  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. The name of author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED ``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 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 _NET_H
#define _NET_H

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
			   
#define ISPORT(x)	(((x) > 0) && ((x) < 65536))

/* We use this for payloads */
#define BYTETABLE \
    ".................................!\"#$%&'()*+,-./0123456789:;<=>?@"\
    "ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~..."\
    ".................................................................."\
    "............................................................"


/* net.c */
extern long net_inetaddr(u_char *);
extern u_char *net_ntoa(u_long, u_char *);
extern u_char *net_hostname(struct in_addr *);
extern u_char *net_hostname2(u_int);
extern long net_localip(void);
extern u_char *net_tcpflags(u_short);
extern u_char *net_tcpflags_short(u_short);


#endif /* _NET_H */
