1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/ossrv/genericopenlibs/cstdlib/LINCINET/TCP.H	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,104 @@
     1.4 +/* TCP.H
     1.5 + * 
     1.6 + * Portions Copyright (c) 1997-1999 Nokia Corporation and/or its subsidiary(-ies).
     1.7 + * All rights reserved.
     1.8 + */
     1.9 +
    1.10 +/** @file
    1.11 +@publishedAll
    1.12 +@released
    1.13 +*/
    1.14 +
    1.15 +/*
    1.16 + * Copyright (c) 1982, 1986 Regents of the University of California.
    1.17 + * All rights reserved.  The Berkeley software License Agreement
    1.18 + * specifies the terms and conditions for redistribution.
    1.19 + */
    1.20 +
    1.21 +#ifndef	_NETINET_TCP_H
    1.22 +#define	_NETINET_TCP_H
    1.23 +
    1.24 +#ifdef	__cplusplus
    1.25 +extern "C" {
    1.26 +#endif
    1.27 +
    1.28 +typedef	u_long	tcp_seq;
    1.29 +/**
    1.30 +TCP header.
    1.31 +Per RFC 793, September, 1981.
    1.32 +@PublishedAll
    1.33 +*/
    1.34 +struct tcphdr {
    1.35 +	u_short	th_sport;		/* source port */
    1.36 +	u_short	th_dport;		/* destination port */
    1.37 +	tcp_seq	th_seq;			/* sequence number */
    1.38 +	tcp_seq	th_ack;			/* acknowledgement number */
    1.39 +#ifdef _BIT_FIELDS_LTOH
    1.40 +	u_int	th_x2:4,		/* (unused) */
    1.41 +		th_off:4;		/* data offset */
    1.42 +#else
    1.43 +	u_int	th_off:4,		/* data offset */
    1.44 +		th_x2:4;		/* (unused) */
    1.45 +#endif
    1.46 +	u_char	th_flags;
    1.47 +/**
    1.48 +@PublishedAll
    1.49 +*/
    1.50 +#define	TH_FIN	0x01
    1.51 +/**
    1.52 +@PublishedAll
    1.53 +*/
    1.54 +#define	TH_SYN	0x02
    1.55 +/**
    1.56 +@PublishedAll
    1.57 +*/
    1.58 +#define	TH_RST	0x04
    1.59 +/**
    1.60 +@PublishedAll
    1.61 +*/
    1.62 +#define	TH_PUSH	0x08
    1.63 +/**
    1.64 +@PublishedAll
    1.65 +*/
    1.66 +#define	TH_ACK	0x10
    1.67 +/**
    1.68 +@PublishedAll
    1.69 +*/
    1.70 +#define	TH_URG	0x20
    1.71 +	u_short	th_win;			/* window */
    1.72 +	u_short	th_sum;			/* checksum */
    1.73 +	u_short	th_urp;			/* urgent pointer */
    1.74 +};
    1.75 +
    1.76 +#define	TCPOPT_EOL	0
    1.77 +#define	TCPOPT_NOP	1
    1.78 +#define	TCPOPT_MAXSEG	2
    1.79 +
    1.80 +/**
    1.81 +Default maximum segment size for TCP.
    1.82 +With an IP MSS of 576, this is 536,
    1.83 +but 512 is probably more convenient.
    1.84 +*/
    1.85 +#ifdef	lint
    1.86 +#define	TCP_MSS	536
    1.87 +#else
    1.88 +#define	TCP_MSS	MIN(512, IP_MSS - sizeof (struct tcpiphdr))
    1.89 +#endif
    1.90 +
    1.91 +/**
    1.92 +User-settable options (used with setsockopt).
    1.93 +*/
    1.94 +#define	TCP_NODELAY	0x01	/* don't delay send to coalesce packets */
    1.95 +#define	TCP_MAXSEG	0x02	/* set maximum segment size */
    1.96 +
    1.97 +#define	TCP_NOTIFY_THRESHOLD		0x10
    1.98 +#define	TCP_ABORT_THRESHOLD		0x11
    1.99 +#define	TCP_CONN_NOTIFY_THRESHOLD	0x12
   1.100 +#define	TCP_CONN_ABORT_THRESHOLD	0x13
   1.101 +
   1.102 +
   1.103 +#ifdef	__cplusplus
   1.104 +}
   1.105 +#endif
   1.106 +
   1.107 +#endif	/* _NETINET_TCP_H */