Annotation of sys/net/if_tun.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: if_tun.h,v 1.15 2007/02/06 10:49:40 claudio Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 1988, Julian Onions <Julian.Onions@nexor.co.uk>
! 5: * Nottingham University 1987.
! 6: * 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: *
! 17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 18: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 19: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 20: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 21: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 22: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 23: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 24: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 25: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 26: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 27: */
! 28:
! 29: #ifndef _NET_IF_TUN_H_
! 30: #define _NET_IF_TUN_H_
! 31:
! 32: #include <sys/ioccom.h>
! 33:
! 34: #define TUN_OPEN 0x0001
! 35: #define TUN_INITED 0x0002
! 36: #define TUN_RCOLL 0x0004 /* unused */
! 37: #define TUN_IASET 0x0008
! 38: #define TUN_DSTADDR 0x0010
! 39: #define TUN_RWAIT 0x0040
! 40: #define TUN_ASYNC 0x0080
! 41: #define TUN_NBIO 0x0100
! 42: #define TUN_BRDADDR 0x0200
! 43: #define TUN_STAYUP 0x0400
! 44: #define TUN_LAYER2 0x0800
! 45:
! 46: #define TUN_READY (TUN_OPEN | TUN_INITED)
! 47:
! 48: /* Maximum packet size */
! 49: #define TUNMTU 3000
! 50:
! 51: /* Maximum receive packet size (hard limit) */
! 52: #define TUNMRU 16384
! 53:
! 54: /* iface info */
! 55: struct tuninfo {
! 56: u_int mtu;
! 57: u_short type;
! 58: u_short flags;
! 59: u_int baudrate;
! 60: };
! 61: #define TUNSIFINFO _IOW('t', 91, struct tuninfo)
! 62: #define TUNGIFINFO _IOR('t', 92, struct tuninfo)
! 63:
! 64: /* ioctl for changing the broadcast/point-to-point status */
! 65: #define TUNSIFMODE _IOW('t', 93, int)
! 66:
! 67: /* ioctl's for get/set debug */
! 68: #define TUNSDEBUG _IOW('t', 94, int)
! 69: #define TUNGDEBUG _IOR('t', 95, int)
! 70:
! 71: #endif /* _NET_IF_TUN_H_ */
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