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Arnaldo Carvalho de Meloc752f072005-08-09 20:08:28 -07001/*
2 * INET An implementation of the TCP/IP protocol suite for the LINUX
3 * operating system. INET is implemented using the BSD Socket
4 * interface as the means of communication with the user level.
5 *
6 * Definitions for the TCP protocol sk_state field.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version
11 * 2 of the License, or (at your option) any later version.
12 */
13#ifndef _LINUX_TCP_STATES_H
14#define _LINUX_TCP_STATES_H
15
16enum {
17 TCP_ESTABLISHED = 1,
18 TCP_SYN_SENT,
19 TCP_SYN_RECV,
20 TCP_FIN_WAIT1,
21 TCP_FIN_WAIT2,
22 TCP_TIME_WAIT,
23 TCP_CLOSE,
24 TCP_CLOSE_WAIT,
25 TCP_LAST_ACK,
26 TCP_LISTEN,
27 TCP_CLOSING, /* Now a valid state */
28
29 TCP_MAX_STATES /* Leave at the end! */
30};
31
32#define TCP_STATE_MASK 0xF
33
Arnaldo Carvalho de Melo22712812005-12-13 23:25:56 -080034#define TCP_ACTION_FIN (1 << 7)
35
36enum {
37 TCPF_ESTABLISHED = (1 << 1),
38 TCPF_SYN_SENT = (1 << 2),
39 TCPF_SYN_RECV = (1 << 3),
40 TCPF_FIN_WAIT1 = (1 << 4),
41 TCPF_FIN_WAIT2 = (1 << 5),
42 TCPF_TIME_WAIT = (1 << 6),
43 TCPF_CLOSE = (1 << 7),
44 TCPF_CLOSE_WAIT = (1 << 8),
45 TCPF_LAST_ACK = (1 << 9),
46 TCPF_LISTEN = (1 << 10),
47 TCPF_CLOSING = (1 << 11)
48};
49
Arnaldo Carvalho de Meloc752f072005-08-09 20:08:28 -070050#endif /* _LINUX_TCP_STATES_H */