Annotation of sys/net/slip.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: slip.h,v 1.4 2003/06/02 23:28:12 millert Exp $ */
! 2: /* $NetBSD: slip.h,v 1.6 1994/06/29 06:36:53 cgd Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1994
! 6: * The Regents of the University of California. All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. Neither the name of the University nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * @(#)slip.h 8.1 (Berkeley) 2/12/94
! 33: */
! 34:
! 35: #ifndef _NET_SLIP_H_
! 36: #define _NET_SLIP_H_
! 37:
! 38: /* Ioctls operating on SLIP ttys. */
! 39: #define SLIOCGUNIT _IOR('t', 88, int) /* get slip unit number */
! 40:
! 41: /*
! 42: * Definitions of the pseudo-link-level header attached to slip
! 43: * packets grabbed by the packet filter (bpf) traffic monitor.
! 44: */
! 45: #define SLIP_HDRLEN 16 /* BPF SLIP header length */
! 46:
! 47: /* Offsets into BPF SLIP header. */
! 48: #define SLX_DIR 0 /* direction; see below */
! 49: #define SLX_CHDR 1 /* compressed header data */
! 50: #define CHDR_LEN 15 /* length of compressed header data */
! 51:
! 52: #define SLIPDIR_IN 0 /* incoming */
! 53: #define SLIPDIR_OUT 1 /* outgoing */
! 54: #endif /* _NET_SLIP_H_ */
CVSweb