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bellardf0cbd3e2004-04-22 00:10:48 +00001/*
2 * Copyright (c) 1982, 1986, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)tcpip.h 8.1 (Berkeley) 6/10/93
34 * tcpip.h,v 1.3 1994/08/21 05:27:40 paul Exp
35 */
36
37#ifndef _TCPIP_H_
38#define _TCPIP_H_
39
40/*
41 * Tcp+ip header, after ip options removed.
42 */
43struct tcpiphdr {
44 struct ipovly ti_i; /* overlaid ip structure */
45 struct tcphdr ti_t; /* tcp header */
46};
47#define ti_next ti_i.ih_next
48#define ti_prev ti_i.ih_prev
49#define ti_x1 ti_i.ih_x1
50#define ti_pr ti_i.ih_pr
51#define ti_len ti_i.ih_len
52#define ti_src ti_i.ih_src
53#define ti_dst ti_i.ih_dst
54#define ti_sport ti_t.th_sport
55#define ti_dport ti_t.th_dport
56#define ti_seq ti_t.th_seq
57#define ti_ack ti_t.th_ack
58#define ti_x2 ti_t.th_x2
59#define ti_off ti_t.th_off
60#define ti_flags ti_t.th_flags
61#define ti_win ti_t.th_win
62#define ti_sum ti_t.th_sum
63#define ti_urp ti_t.th_urp
64
65/*
66 * Just a clean way to get to the first byte
67 * of the packet
68 */
69struct tcpiphdr_2 {
70 struct tcpiphdr dummy;
71 char first_char;
72};
73
74#endif