1 /* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. 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 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#) Copyright (c) 1989, 1993 The Regents of the University of California. All rights reserved. 30 * @(#)hexdump.c 8.1 (Berkeley) 6/6/93 31 * $FreeBSD: src/usr.bin/hexdump/hexdump.c,v 1.4.2.2 2002/07/23 14:27:06 tjr Exp $ 32 * $DragonFly: src/usr.bin/hexdump/hexdump.c,v 1.5 2005/04/10 20:55:38 drhodus Exp $ 33 */ 34 35 #include <sys/types.h> 36 #include <locale.h> 37 #include <stdlib.h> 38 #include <stdio.h> 39 #include <string.h> 40 #include "hexdump.h" 41 42 FS *fshead; /* head of format strings */ 43 int blocksize; /* data block size */ 44 int exitval; /* final exit value */ 45 int length = -1; /* max bytes to read */ 46 47 int 48 main(int argc, char **argv) 49 { 50 FS *tfs; 51 char *p; 52 53 (void)setlocale(LC_ALL, ""); 54 55 if (!(p = strrchr(argv[0], 'o')) || strcmp(p, "od")) 56 newsyntax(argc, &argv); 57 else 58 oldsyntax(argc, &argv); 59 60 /* figure out the data block size */ 61 for (blocksize = 0, tfs = fshead; tfs; tfs = tfs->nextfs) { 62 tfs->bcnt = size(tfs); 63 if (blocksize < tfs->bcnt) 64 blocksize = tfs->bcnt; 65 } 66 /* rewrite the rules, do syntax checking */ 67 for (tfs = fshead; tfs; tfs = tfs->nextfs) 68 rewrite(tfs); 69 70 (void)next(argv); 71 display(); 72 exit(exitval); 73 } 74