xref: /netbsd/sys/netinet/tcp_debug.h (revision 62448faa)
1 /*	$NetBSD: tcp_debug.h,v 1.21 2021/02/03 18:13:13 roy Exp $	*/
2 
3 /*
4  * Copyright (c) 1982, 1986, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)tcp_debug.h	8.1 (Berkeley) 6/10/93
32  */
33 
34 #ifndef _NETINET_TCP_DEBUG_H_
35 #define _NETINET_TCP_DEBUG_H_
36 
37 #if defined(_KERNEL_OPT)
38 #include "opt_inet.h"
39 #endif
40 
41 struct	tcp_debug {
42 	n_time	td_time;
43 	short	td_act;
44 	short	td_ostate;
45 	void *	td_tcb;
46 	int	td_family;
47 	struct {
48 		struct ip ip4;
49 		struct tcphdr th;
50 	} __packed td_ti; /* XXX is __packed needed here? */
51 	struct {
52 #ifdef INET6
53 		struct ip6_hdr ip6;
54 #else
55 		u_char ip6_dummy[40];	/* just to keep struct align/size */
56 #endif
57 		struct tcphdr th;
58 	} td_ti6;
59 	short	td_req;
60 	struct	tcpcb td_cb;
61 };
62 
63 #define	TA_INPUT	0
64 #define	TA_OUTPUT	1
65 #define	TA_USER		2
66 #define	TA_RESPOND	3
67 #define	TA_DROP		4
68 
69 #ifdef TANAMES
70 const char	*tanames[] =
71     { "input", "output", "user", "respond", "drop" };
72 #endif
73 
74 #ifndef TCP_NDEBUG
75 #define	TCP_NDEBUG 100
76 #endif
77 
78 #endif /* !_NETINET_TCP_DEBUG_H_ */
79