xnu-792.12.6.tar.gz

[apple/xnu.git] / bsd / netinet / tcpip.h

/*
 * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
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 * This file contains Original Code and/or Modifications of Original Code 
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 * compliance with the License.  The rights granted to you under the 
 * License may not be used to create, or enable the creation or 
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 * system, or to circumvent, violate, or enable the circumvention or 
 * violation of, any terms of an Apple operating system software license 
 * agreement.
 *
 * Please obtain a copy of the License at 
 * http://www.opensource.apple.com/apsl/ and read it before using this 
 * file.
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/*
 * Copyright (c) 1982, 1986, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
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 *	This product includes software developed by the University of
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 *
 *	@(#)tcpip.h	8.1 (Berkeley) 6/10/93
 * $FreeBSD: src/sys/netinet/tcpip.h,v 1.8 1999/08/28 00:49:34 peter Exp $
 */

#ifndef _NETINET_TCPIP_H_
#define _NETINET_TCPIP_H_
#include <sys/appleapiopts.h>
#include <netinet/ip_var.h>
/*
 * Tcp+ip header, after ip options removed.
 */
struct tcpiphdr {
	struct 	ipovly ti_i;		/* overlaid ip structure */
	struct	tcphdr ti_t;		/* tcp header */
};
#ifdef notyet
/*
 * Tcp+ip header, after ip options removed but including TCP options.
 */
struct full_tcpiphdr {
	struct 	ipovly ti_i;		/* overlaid ip structure */
	struct	tcphdr ti_t;		/* tcp header */
	char	ti_o[TCP_MAXOLEN];	/* space for tcp options */
};
#endif /* notyet */
#define	ti_x1		ti_i.ih_x1
#define	ti_pr		ti_i.ih_pr
#define	ti_len		ti_i.ih_len
#define	ti_src		ti_i.ih_src
#define	ti_dst		ti_i.ih_dst
#define	ti_sport	ti_t.th_sport
#define	ti_dport	ti_t.th_dport
#define	ti_seq		ti_t.th_seq
#define	ti_ack		ti_t.th_ack
#define	ti_x2		ti_t.th_x2
#define	ti_off		ti_t.th_off
#define	ti_flags	ti_t.th_flags
#define	ti_win		ti_t.th_win
#define	ti_sum		ti_t.th_sum
#define	ti_urp		ti_t.th_urp

#endif