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Root/tags/2.0/i386/include/netinet/tcp_fsm.h

Source at commit 1808 created 12 years 4 months ago.
By blackosx, Revise layout of package installer 'Welcome' file so it looks cleaner. Change the copyright notice to begin from 2009 as seen in the Chameleon 2.0 r431 installer. Should this date be set earlier?
1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * Copyright (c) 1982, 1986, 1993
30 *The Regents of the University of California. All rights reserved.
31 *
32 * Redistribution and use in source and binary forms, with or without
33 * modification, are permitted provided that the following conditions
34 * are met:
35 * 1. Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * 2. Redistributions in binary form must reproduce the above copyright
38 * notice, this list of conditions and the following disclaimer in the
39 * documentation and/or other materials provided with the distribution.
40 * 3. All advertising materials mentioning features or use of this software
41 * must display the following acknowledgement:
42 *This product includes software developed by the University of
43 *California, Berkeley and its contributors.
44 * 4. Neither the name of the University nor the names of its contributors
45 * may be used to endorse or promote products derived from this software
46 * without specific prior written permission.
47 *
48 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * SUCH DAMAGE.
59 *
60 *@(#)tcp_fsm.h8.1 (Berkeley) 6/10/93
61 * $FreeBSD: src/sys/netinet/tcp_fsm.h,v 1.14 1999/11/07 04:18:30 jlemon Exp $
62 */
63
64#ifndef _NETINET_TCP_FSM_H_
65#define _NETINET_TCP_FSM_H_
66#include <sys/appleapiopts.h>
67
68/*
69 * TCP FSM state definitions.
70 * Per RFC793, September, 1981.
71 */
72
73#defineTCP_NSTATES11
74
75#defineTCPS_CLOSED0/* closed */
76#defineTCPS_LISTEN1/* listening for connection */
77#defineTCPS_SYN_SENT2/* active, have sent syn */
78#defineTCPS_SYN_RECEIVED3/* have send and received syn */
79/* states < TCPS_ESTABLISHED are those where connections not established */
80#defineTCPS_ESTABLISHED4/* established */
81#defineTCPS_CLOSE_WAIT5/* rcvd fin, waiting for close */
82/* states > TCPS_CLOSE_WAIT are those where user has closed */
83#defineTCPS_FIN_WAIT_16/* have closed, sent fin */
84#defineTCPS_CLOSING7/* closed xchd FIN; await FIN ACK */
85#defineTCPS_LAST_ACK8/* had fin and close; await FIN ACK */
86/* states > TCPS_CLOSE_WAIT && < TCPS_FIN_WAIT_2 await ACK of FIN */
87#defineTCPS_FIN_WAIT_29/* have closed, fin is acked */
88#defineTCPS_TIME_WAIT10/* in 2*msl quiet wait after close */
89
90/* for KAME src sync over BSD*'s */
91#defineTCP6_NSTATESTCP_NSTATES
92#defineTCP6S_CLOSEDTCPS_CLOSED
93#defineTCP6S_LISTENTCPS_LISTEN
94#defineTCP6S_SYN_SENTTCPS_SYN_SENT
95#defineTCP6S_SYN_RECEIVEDTCPS_SYN_RECEIVED
96#defineTCP6S_ESTABLISHEDTCPS_ESTABLISHED
97#defineTCP6S_CLOSE_WAITTCPS_CLOSE_WAIT
98#defineTCP6S_FIN_WAIT_1TCPS_FIN_WAIT_1
99#defineTCP6S_CLOSINGTCPS_CLOSING
100#defineTCP6S_LAST_ACKTCPS_LAST_ACK
101#defineTCP6S_FIN_WAIT_2TCPS_FIN_WAIT_2
102#defineTCP6S_TIME_WAITTCPS_TIME_WAIT
103
104#defineTCPS_HAVERCVDSYN(s)((s) >= TCPS_SYN_RECEIVED)
105#defineTCPS_HAVEESTABLISHED(s)((s) >= TCPS_ESTABLISHED)
106#defineTCPS_HAVERCVDFIN(s)((s) >= TCPS_TIME_WAIT)
107
108
109#if KPROF
110#endif
111
112#ifdefTCPSTATES
113char *tcpstates[] = {
114"CLOSED","LISTEN","SYN_SENT","SYN_RCVD",
115"ESTABLISHED","CLOSE_WAIT","FIN_WAIT_1","CLOSING",
116"LAST_ACK","FIN_WAIT_2","TIME_WAIT"
117};
118#endif
119
120#endif
121

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