xref: /dragonfly/sys/netinet/tcpip.h (revision abf903a5)
1 /*
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. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  *	@(#)tcpip.h	8.1 (Berkeley) 6/10/93
30  * $FreeBSD: src/sys/netinet/tcpip.h,v 1.8 1999/08/28 00:49:34 peter Exp $
31  * $DragonFly: src/sys/netinet/tcpip.h,v 1.4 2006/05/20 02:42:12 dillon Exp $
32  */
33 
34 #ifndef _NETINET_TCPIP_H_
35 #define _NETINET_TCPIP_H_
36 
37 #ifndef _NETINET_TCP_H_
38 #include <netinet/tcp.h>
39 #endif
40 #ifndef _NETINET_IP_VAR_H_
41 #include <netinet/ip_var.h>
42 #endif
43 
44 /*
45  * Tcp+ip header, after ip options removed.
46  */
47 struct tcpiphdr {
48 	struct	ipovly ti_i;		/* overlaid ip structure */
49 	struct	tcphdr ti_t;		/* tcp header */
50 };
51 #ifdef notyet
52 /*
53  * Tcp+ip header, after ip options removed but including TCP options.
54  */
55 struct full_tcpiphdr {
56 	struct	ipovly ti_i;		/* overlaid ip structure */
57 	struct	tcphdr ti_t;		/* tcp header */
58 	char	ti_o[TCP_MAXOLEN];	/* space for tcp options */
59 };
60 #endif /* notyet */
61 #define	ti_x1		ti_i.ih_x1
62 #define	ti_pr		ti_i.ih_pr
63 #define	ti_len		ti_i.ih_len
64 #define	ti_src		ti_i.ih_src
65 #define	ti_dst		ti_i.ih_dst
66 #define	ti_sport	ti_t.th_sport
67 #define	ti_dport	ti_t.th_dport
68 #define	ti_seq		ti_t.th_seq
69 #define	ti_ack		ti_t.th_ack
70 #define	ti_x2		ti_t.th_x2
71 #define	ti_off		ti_t.th_off
72 #define	ti_flags	ti_t.th_flags
73 #define	ti_win		ti_t.th_win
74 #define	ti_sum		ti_t.th_sum
75 #define	ti_urp		ti_t.th_urp
76 
77 #endif
78