slip.h revision 75116
1168515Sgshapiro/*
2168515Sgshapiro * Definitions that user level programs might need to know to interact
3168515Sgshapiro * with serial line IP (slip) lines.
4132943Sgshapiro *
5266692Sgshapiro * @(#) $Header: /tcpdump/master/tcpdump/slip.h,v 1.1 2000/10/09 01:53:21 guy Exp $
6132943Sgshapiro *
7168515Sgshapiro * Copyright (c) 1990 Regents of the University of California.
890792Sgshapiro * All rights reserved.
9168515Sgshapiro *
1090792Sgshapiro * Redistribution and use in source and binary forms are permitted
11168515Sgshapiro * provided that the above copyright notice and this paragraph are
12168515Sgshapiro * duplicated in all such forms and that any documentation,
1390792Sgshapiro * advertising materials, and other materials related to such
1490792Sgshapiro * distribution and use acknowledge that the software was developed
15168515Sgshapiro * by the University of California, Berkeley.  The name of the
16168515Sgshapiro * University may not be used to endorse or promote products derived
1790792Sgshapiro * from this software without specific prior written permission.
1890792Sgshapiro * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
19168515Sgshapiro * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
2090792Sgshapiro * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
21168515Sgshapiro */
2290792Sgshapiro
2390792Sgshapiro/*
24168515Sgshapiro * definitions of the pseudo- link-level header attached to slip
25168515Sgshapiro * packets grabbed by the packet filter (bpf) traffic monitor.
26168515Sgshapiro */
27168515Sgshapiro#define SLIP_HDRLEN 16
28168515Sgshapiro
29168515Sgshapiro#define SLX_DIR 0
30168515Sgshapiro#define SLX_CHDR 1
31168515Sgshapiro#define CHDR_LEN 15
32168515Sgshapiro
33168515Sgshapiro#define SLIPDIR_IN 0
34168515Sgshapiro#define SLIPDIR_OUT 1
3590792Sgshapiro