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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /*-
- * 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
- */
-
- #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 */
-