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