/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1999 by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* fsck_pcfs -- inject.c
* Debugging routine that will insert random errors into the reads,
* so that you'll actually end up with some bad clusters.
*/
#include <stdio.h>
#include <errno.h>
#include <sys/types.h>
extern ssize_t _read(int fildes, void *buf, size_t nbyte);
ssize_t
read(int fildes, void *buf, size_t nbyte)
{
static int count = 0;
if ((count++ >= 263 && count <= 267) ||
(count >= 381 && count <= 385) ||
(count >= 1014 && count <= 1019) ||
(count >= 1119 && count <= 1123) ||
(count >= 1888 && count <= 1892)) {
errno = EIO;
return (-1);
}
return (_read(fildes, buf, nbyte));
}