40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/* @(#)01 1.1 src/bos/usr/include/netns/sp.h, sysxxns, bos411, 9428A410j 2/26/91 10:01:31 */
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/*
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* COMPONENT_NAME: (SYSXXNS) Xerox Network services
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*
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* FUNCTIONS:
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*
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* ORIGINS: 26 27
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*
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* (C) COPYRIGHT International Business Machines Corp. 1988, 1989
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* All Rights Reserved
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* Licensed Materials - Property of IBM
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*
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* US Government Users Restricted Rights - Use, duplication or
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* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
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*
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* Copyright (c) 1980, 1986 Regents of the University of California.
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* All rights reserved. The Berkeley software License Agreement
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* specifies the terms and conditions for redistribution.
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* @(#)sp.h 7.4 (Berkeley) 6/28/90
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*
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*/
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/*
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* Definitions for Xerox NS style sequenced packet protocol
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*/
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struct sphdr {
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u_char sp_cc; /* connection control */
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u_char sp_dt; /* datastream type */
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#define SP_SP 0x80 /* system packet */
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#define SP_SA 0x40 /* send acknowledgement */
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#define SP_OB 0x20 /* attention (out of band data) */
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#define SP_EM 0x10 /* end of message */
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u_short sp_sid; /* source connection identifier */
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u_short sp_did; /* destination connection identifier */
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u_short sp_seq; /* sequence number */
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u_short sp_ack; /* acknowledge number */
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u_short sp_alo; /* allocation number */
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};
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