d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy/*
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * CDDL HEADER START
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy *
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * The contents of this file are subject to the terms of the
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * Common Development and Distribution License (the "License").
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * You may not use this file except in compliance with the License.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy *
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * or http://www.opensolaris.org/os/licensing.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * See the License for the specific language governing permissions
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * and limitations under the License.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy *
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * When distributing Covered Code, include this CDDL HEADER in each
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * If applicable, add the following below this CDDL HEADER, with the
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * fields enclosed by brackets "[]" replaced with your own identifying
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * information: Portions Copyright [yyyy] [name of copyright owner]
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy *
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * CDDL HEADER END
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy */
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy/*
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * Use is subject to license terms.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy */
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy#include "../file_common.h"
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedystatic unsigned char bigbuffer[BIGBUFFERSIZE];
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy/*
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * Given a filename, check that the file consists entirely
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * of a particular pattern. If the pattern is not specified a
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * default will be used. For default values see file_common.h
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy */
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedyint
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedymain(int argc, char **argv)
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy{
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy int bigfd;
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy long i, n;
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy uchar_t fillchar = DATA;
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy int bigbuffersize = BIGBUFFERSIZE;
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy int64_t read_count = 0;
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy /*
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * Validate arguments
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy */
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy if (argc < 2) {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy (void) printf("Usage: %s filename [pattern]\n",
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy argv[0]);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy exit(1);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy }
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy if (argv[2]) {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy fillchar = atoi(argv[2]);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy }
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy /*
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * Read the file contents and check every character
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * against the supplied pattern. Abort if the
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy * pattern check fails.
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy */
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy if ((bigfd = open(argv[1], O_RDONLY)) == -1) {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy (void) printf("open %s failed %d\n", argv[1], errno);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy exit(1);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy }
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy do {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy if ((n = read(bigfd, &bigbuffer, bigbuffersize)) == -1) {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy (void) printf("read failed (%ld), %d\n", n, errno);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy exit(errno);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy }
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy for (i = 0; i < n; i++) {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy if (bigbuffer[i] != fillchar) {
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy (void) printf("error %s: 0x%x != 0x%x)\n",
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy argv[1], bigbuffer[i], fillchar);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy exit(1);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy }
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy }
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy read_count += n;
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy } while (n == bigbuffersize);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy return (0);
d583b39bfb4e2571d3e41097c5c357ffe353ad45John Wren Kennedy}