/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* bos720 src/bos/usr/include/netns/sp.h 1.1                              */
/*                                                                        */
/* Licensed Materials - Property of IBM                                   */
/*                                                                        */
/* COPYRIGHT International Business Machines Corp. 1988,1989              */
/* All Rights Reserved                                                    */
/*                                                                        */
/* US Government Users Restricted Rights - Use, duplication or            */
/* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.      */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */
/* @(#)01	1.1  src/bos/usr/include/netns/sp.h, sysxxns, bos720 2/26/91 10:01:31 */
/* 
 * COMPONENT_NAME: (SYSXXNS) Xerox Network services
 * 
 * FUNCTIONS: 
 *
 * ORIGINS: 26 27 
 *
 * (C) COPYRIGHT International Business Machines Corp. 1988, 1989 
 * All Rights Reserved
 * Licensed Materials - Property of IBM
 *
 * US Government Users Restricted Rights - Use, duplication or
 * disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 *
 * Copyright (c) 1980, 1986 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *	@(#)sp.h	7.4 (Berkeley) 6/28/90
 *
 */

/*
 * Definitions for Xerox NS style sequenced packet protocol
 */

struct sphdr {
	u_char	sp_cc;		/* connection control */
	u_char	sp_dt;		/* datastream type */
#define	SP_SP	0x80		/* system packet */
#define	SP_SA	0x40		/* send acknowledgement */
#define	SP_OB	0x20		/* attention (out of band data) */
#define	SP_EM	0x10		/* end of message */
	u_short	sp_sid;		/* source connection identifier */
	u_short	sp_did;		/* destination connection identifier */
	u_short	sp_seq;		/* sequence number */
	u_short	sp_ack;		/* acknowledge number */
	u_short	sp_alo;		/* allocation number */
};