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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [newlib/] [libc/] [sys/] [linux/] [include/] [net/] [if_tun.h] - Rev 158
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/* $NetBSD: if_tun.h,v 1.5 1994/06/29 06:36:27 cgd Exp $ */ /* * Copyright (c) 1988, Julian Onions <jpo@cs.nott.ac.uk> * Nottingham University 1987. * * This source may be freely distributed, however I would be interested * in any changes that are made. * * This driver takes packets off the IP i/f and hands them up to a * user process to have its wicked way with. This driver has it's * roots in a similar driver written by Phil Cockcroft (formerly) at * UCL. This driver is based much more on read/write/select mode of * operation though. * * $FreeBSD: src/sys/net/if_tun.h,v 1.17 2000/01/23 01:47:12 brian Exp $ */ #ifndef _NET_IF_TUN_H_ #define _NET_IF_TUN_H_ /* Refer to if_tunvar.h for the softc stuff */ /* Maximum transmit packet size (default) */ #define TUNMTU 1500 /* Maximum receive packet size (hard limit) */ #define TUNMRU 16384 struct tuninfo { int baudrate; /* linespeed */ short mtu; /* maximum transmission unit */ u_char type; /* ethernet, tokenring, etc. */ u_char dummy; /* place holder */ }; /* ioctl's for get/set debug */ #define TUNSDEBUG _IOW('t', 90, int) #define TUNGDEBUG _IOR('t', 89, int) #define TUNSIFINFO _IOW('t', 91, struct tuninfo) #define TUNGIFINFO _IOR('t', 92, struct tuninfo) #define TUNSLMODE _IOW('t', 93, int) #define TUNSIFMODE _IOW('t', 94, int) #define TUNSIFPID _IO('t', 95) #define TUNSIFHEAD _IOW('t', 96, int) #define TUNGIFHEAD _IOR('t', 97, int) #endif /* !_NET_IF_TUN_H_ */