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Annotation of 43BSDTahoe/sys/netns/sp.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1984, 1985, 1986, 1987 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that the above copyright notice and this paragraph are
                      7:  * duplicated in all such forms and that any documentation,
                      8:  * advertising materials, and other materials related to such
                      9:  * distribution and use acknowledge that the software was developed
                     10:  * by the University of California, Berkeley.  The name of the
                     11:  * University may not be used to endorse or promote products derived
                     12:  * from this software without specific prior written permission.
                     13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     16:  *
                     17:  *     @(#)sp.h        7.3 (Berkeley) 6/29/88
                     18:  */
                     19: 
                     20: /*
                     21:  * Definitions for Xerox NS style sequenced packet protocol
                     22:  */
                     23: 
                     24: struct sphdr {
                     25:        u_char  sp_cc;          /* connection control */
                     26:        u_char  sp_dt;          /* datastream type */
                     27: #define        SP_SP   0x80            /* system packet */
                     28: #define        SP_SA   0x40            /* send acknowledgement */
                     29: #define        SP_OB   0x20            /* attention (out of band data) */
                     30: #define        SP_EM   0x10            /* end of message */
                     31:        u_short sp_sid;         /* source connection identifier */
                     32:        u_short sp_did;         /* destination connection identifier */
                     33:        u_short sp_seq;         /* sequence number */
                     34:        u_short sp_ack;         /* acknowledge number */
                     35:        u_short sp_alo;         /* allocation number */
                     36: };

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