/*

 * Copyright (c) 1982, 1986, 1993

 *	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.

 *

 *	@(#)tcpip.h	8.1 (Berkeley) 6/10/93

 * tcpip.h,v 1.3 1994/08/21 05:27:40 paul Exp

 */

#ifndef _TCPIP_H_

#define _TCPIP_H_

/*

 * Tcp+ip header, after ip options removed.

 */

struct tcpiphdr {

	struct 	ipovly ti_i;		/* overlaid ip structure */

	struct	tcphdr ti_t;		/* tcp header */

};

#define	ti_next		ti_i.ih_next

#define	ti_prev		ti_i.ih_prev

#define	ti_x1		ti_i.ih_x1

#define	ti_pr		ti_i.ih_pr

#define	ti_len		ti_i.ih_len

#define	ti_src		ti_i.ih_src

#define	ti_dst		ti_i.ih_dst

#define	ti_sport	ti_t.th_sport

#define	ti_dport	ti_t.th_dport

#define	ti_seq		ti_t.th_seq

#define	ti_ack		ti_t.th_ack

#define	ti_x2		ti_t.th_x2

#define	ti_off		ti_t.th_off

#define	ti_flags	ti_t.th_flags

#define	ti_win		ti_t.th_win

#define	ti_sum		ti_t.th_sum

#define	ti_urp		ti_t.th_urp

/*

 * Just a clean way to get to the first byte

 * of the packet

 */

struct tcpiphdr_2 {

	struct tcpiphdr dummy;

	char first_char;

};

#endif