| /*- |
| * Copyright (c) 1994 |
| * The Regents of the University of California. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * This product includes software developed by the University of |
| * California, Berkeley and its contributors. |
| * 4. Neither the name of the University nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * @(#)slip.h 8.1 (Berkeley) 2/12/94 |
| * $FreeBSD: src/sys/net/slip.h,v 1.9 1999/08/28 00:48:29 peter Exp $ |
| */ |
| |
| #ifndef _NET_SLIP_H_ |
| #define _NET_SLIP_H_ |
| |
| /* Ioctls operating on SLIP ttys. */ |
| #define SLIOCGUNIT _IOR('t', 88, int) /* get slip unit number */ |
| #define SLIOCSKEEPAL _IOW('t', 84, int) /* set keepalive */ |
| #define SLIOCSOUTFILL _IOW('t', 83, int) /* set out fill time */ |
| #define SLIOCGKEEPAL _IOR('t', 82, int) /* get keepalive time */ |
| #define SLIOCGOUTFILL _IOR('t', 81, int) /* get out fill time */ |
| #define SLIOCSUNIT _IOW('t', 80, int) /* set slip unit number */ |
| |
| /* |
| * Definitions of the pseudo-link-level header attached to slip |
| * packets grabbed by the packet filter (bpf) traffic monitor. |
| */ |
| #define SLIP_HDRLEN 16 /* BPF SLIP header length */ |
| |
| /* Offsets into BPF SLIP header. */ |
| #define SLX_DIR 0 /* direction; see below */ |
| #define SLX_CHDR 1 /* compressed header data */ |
| #define CHDR_LEN 15 /* length of compressed header data */ |
| |
| #define SLIPDIR_IN 0 /* incoming */ |
| #define SLIPDIR_OUT 1 /* outgoing */ |
| |
| #endif /* !_NET_SLIP_H */ |
