https://github.com/torvalds/linux
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Tip revision: 741b2252a5e14d6c60a913c77a6099abe73a854a authored by Linus Torvalds on 28 October 2005, 00:02:08 UTC
Linux v2.6.14
Tip revision: 741b225
tcp_states.h
/*
 * INET		An implementation of the TCP/IP protocol suite for the LINUX
 *		operating system.  INET is implemented using the  BSD Socket
 *		interface as the means of communication with the user level.
 *
 *		Definitions for the TCP protocol sk_state field.
 *
 *		This program is free software; you can redistribute it and/or
 *		modify it under the terms of the GNU General Public License
 *		as published by the Free Software Foundation; either version
 *		2 of the License, or (at your option) any later version.
 */
#ifndef _LINUX_TCP_STATES_H
#define _LINUX_TCP_STATES_H

enum {
	TCP_ESTABLISHED = 1,
	TCP_SYN_SENT,
	TCP_SYN_RECV,
	TCP_FIN_WAIT1,
	TCP_FIN_WAIT2,
	TCP_TIME_WAIT,
	TCP_CLOSE,
	TCP_CLOSE_WAIT,
	TCP_LAST_ACK,
	TCP_LISTEN,
	TCP_CLOSING,	/* Now a valid state */

	TCP_MAX_STATES	/* Leave at the end! */
};

#define TCP_STATE_MASK	0xF

#endif	/* _LINUX_TCP_STATES_H */
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