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Annotation of OSKit-Mach/device/if_ether.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Mach Operating System
                      3:  * Copyright (c) 1991 Carnegie Mellon University
                      4:  * All Rights Reserved.
                      5:  *
                      6:  * Permission to use, copy, modify and distribute this software and its
                      7:  * documentation is hereby granted, provided that both the copyright
                      8:  * notice and this permission notice appear in all copies of the
                      9:  * software, derivative works or modified versions, and any portions
                     10:  * thereof, and that both notices appear in supporting documentation.
                     11:  *
                     12:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     13:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
                     14:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     15:  *
                     16:  * Carnegie Mellon requests users of this software to return to
                     17:  *
                     18:  *  Software Distribution Coordinator  or  [email protected]
                     19:  *  School of Computer Science
                     20:  *  Carnegie Mellon University
                     21:  *  Pittsburgh PA 15213-3890
                     22:  *
                     23:  * any improvements or extensions that they make and grant Carnegie Mellon
                     24:  * the rights to redistribute these changes.
                     25:  */
                     26: /*
                     27:  * Ethernet definitions.
                     28:  */
                     29: /*
                     30:  *     Author: David B. Golub, Carnegie Mellon University
                     31:  *     Date:   8/89
                     32:  */
                     33: 
                     34: #ifndef        _DEVICE_IF_ETHER_H_
                     35: #define _DEVICE_IF_ETHER_H_
                     36: 
                     37: #include <sys/types.h>
                     38: 
                     39: /*
                     40:  * Structure of a 10Mb/s Ethernet header.
                     41:  */
                     42: struct ether_header {
                     43:        u_char  ether_dhost[6];
                     44:        u_char  ether_shost[6];
                     45:        u_short ether_type;
                     46: };
                     47: 
                     48: #define        ETHERMTU        1500
                     49: #define        ETHERMIN        (60-14)
                     50: 
                     51: #ifdef KERNEL
                     52: u_char etherbroadcastaddr[6];
                     53: 
                     54: extern char *  ether_sprintf();
                     55: #endif /* KERNEL */
                     56: 
                     57: #endif /*_DEVICE_IF_ETHER_H_*/

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