if_tapvar.h revision 126908
1/* 2 * Copyright (C) 1999-2000 by Maksim Yevmenkin <m_evmenkin@yahoo.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * BASED ON: 27 * ------------------------------------------------------------------------- 28 * 29 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org> 30 * All rights reserved. 31 * 32 * Copyright (c) 1988, Julian Onions <jpo@cs.nott.ac.uk> 33 * Nottingham University 1987. 34 */ 35 36/* 37 * $FreeBSD: head/sys/net/if_tapvar.h 126908 2004-03-13 05:51:06Z rwatson $ 38 * $Id: if_tapvar.h,v 0.6 2000/07/11 02:16:08 max Exp $ 39 */ 40 41#ifndef _NET_IF_TAPVAR_H_ 42#define _NET_IF_TAPVAR_H_ 43 44struct tap_softc { 45 struct arpcom arpcom; /* ethernet common data */ 46#define tap_if arpcom.ac_if 47 u_short tap_flags; /* misc flags */ 48#define TAP_OPEN (1 << 0) 49#define TAP_INITED (1 << 1) 50#define TAP_RWAIT (1 << 2) 51#define TAP_ASYNC (1 << 3) 52#define TAP_READY (TAP_OPEN|TAP_INITED) 53#define TAP_VMNET (1 << 4) 54 55 u_int8_t ether_addr[ETHER_ADDR_LEN]; /* ether addr of the remote side */ 56 57 pid_t tap_pid; /* PID of process to open */ 58 struct sigio *tap_sigio; /* information for async I/O */ 59 struct selinfo tap_rsel; /* read select */ 60 61 SLIST_ENTRY(tap_softc) tap_next; /* next device in chain */ 62 dev_t tap_dev; 63}; 64 65#endif /* !_NET_IF_TAPVAR_H_ */ 66