1*4a5d661aSToomas Soome /* $NetBSD: ioctl.c,v 1.4 1994/10/30 21:48:24 cgd Exp $ */ 2*4a5d661aSToomas Soome 3*4a5d661aSToomas Soome /*- 4*4a5d661aSToomas Soome * Copyright (c) 1993 5*4a5d661aSToomas Soome * The Regents of the University of California. All rights reserved. 6*4a5d661aSToomas Soome * 7*4a5d661aSToomas Soome * This code is derived from software contributed to Berkeley by 8*4a5d661aSToomas Soome * The Mach Operating System project at Carnegie-Mellon University. 9*4a5d661aSToomas Soome * 10*4a5d661aSToomas Soome * Redistribution and use in source and binary forms, with or without 11*4a5d661aSToomas Soome * modification, are permitted provided that the following conditions 12*4a5d661aSToomas Soome * are met: 13*4a5d661aSToomas Soome * 1. Redistributions of source code must retain the above copyright 14*4a5d661aSToomas Soome * notice, this list of conditions and the following disclaimer. 15*4a5d661aSToomas Soome * 2. Redistributions in binary form must reproduce the above copyright 16*4a5d661aSToomas Soome * notice, this list of conditions and the following disclaimer in the 17*4a5d661aSToomas Soome * documentation and/or other materials provided with the distribution. 18*4a5d661aSToomas Soome * 4. Neither the name of the University nor the names of its contributors 19*4a5d661aSToomas Soome * may be used to endorse or promote products derived from this software 20*4a5d661aSToomas Soome * without specific prior written permission. 21*4a5d661aSToomas Soome * 22*4a5d661aSToomas Soome * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23*4a5d661aSToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24*4a5d661aSToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25*4a5d661aSToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26*4a5d661aSToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27*4a5d661aSToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28*4a5d661aSToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29*4a5d661aSToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30*4a5d661aSToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31*4a5d661aSToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32*4a5d661aSToomas Soome * SUCH DAMAGE. 33*4a5d661aSToomas Soome * 34*4a5d661aSToomas Soome * @(#)ioctl.c 8.1 (Berkeley) 6/11/93 35*4a5d661aSToomas Soome * 36*4a5d661aSToomas Soome * 37*4a5d661aSToomas Soome * Copyright (c) 1989, 1990, 1991 Carnegie Mellon University 38*4a5d661aSToomas Soome * All Rights Reserved. 39*4a5d661aSToomas Soome * 40*4a5d661aSToomas Soome * Author: Alessandro Forin 41*4a5d661aSToomas Soome * 42*4a5d661aSToomas Soome * Permission to use, copy, modify and distribute this software and its 43*4a5d661aSToomas Soome * documentation is hereby granted, provided that both the copyright 44*4a5d661aSToomas Soome * notice and this permission notice appear in all copies of the 45*4a5d661aSToomas Soome * software, derivative works or modified versions, and any portions 46*4a5d661aSToomas Soome * thereof, and that both notices appear in supporting documentation. 47*4a5d661aSToomas Soome * 48*4a5d661aSToomas Soome * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 49*4a5d661aSToomas Soome * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 50*4a5d661aSToomas Soome * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 51*4a5d661aSToomas Soome * 52*4a5d661aSToomas Soome * Carnegie Mellon requests users of this software to return to 53*4a5d661aSToomas Soome * 54*4a5d661aSToomas Soome * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 55*4a5d661aSToomas Soome * School of Computer Science 56*4a5d661aSToomas Soome * Carnegie Mellon University 57*4a5d661aSToomas Soome * Pittsburgh PA 15213-3890 58*4a5d661aSToomas Soome * 59*4a5d661aSToomas Soome * any improvements or extensions that they make and grant Carnegie the 60*4a5d661aSToomas Soome * rights to redistribute these changes. 61*4a5d661aSToomas Soome */ 62*4a5d661aSToomas Soome 63*4a5d661aSToomas Soome #include <sys/cdefs.h> 64*4a5d661aSToomas Soome __FBSDID("$FreeBSD$"); 65*4a5d661aSToomas Soome 66*4a5d661aSToomas Soome #include "stand.h" 67*4a5d661aSToomas Soome 68*4a5d661aSToomas Soome int 69*4a5d661aSToomas Soome ioctl(fd, cmd, arg) 70*4a5d661aSToomas Soome int fd; 71*4a5d661aSToomas Soome u_long cmd; 72*4a5d661aSToomas Soome char *arg; 73*4a5d661aSToomas Soome { 74*4a5d661aSToomas Soome struct open_file *f = &files[fd]; 75*4a5d661aSToomas Soome 76*4a5d661aSToomas Soome if ((unsigned)fd >= SOPEN_MAX || f->f_flags == 0) { 77*4a5d661aSToomas Soome errno = EBADF; 78*4a5d661aSToomas Soome return (-1); 79*4a5d661aSToomas Soome } 80*4a5d661aSToomas Soome if (f->f_flags & F_RAW) { 81*4a5d661aSToomas Soome errno = (f->f_dev->dv_ioctl)(f, cmd, arg); 82*4a5d661aSToomas Soome if (errno) 83*4a5d661aSToomas Soome return (-1); 84*4a5d661aSToomas Soome return (0); 85*4a5d661aSToomas Soome } 86*4a5d661aSToomas Soome errno = EIO; 87*4a5d661aSToomas Soome return (-1); 88*4a5d661aSToomas Soome } 89