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. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#) Copyright (c) 1989, 1993 The Regents of the University of California. All rights reserved. 34 * @(#)hexdump.c 8.1 (Berkeley) 6/6/93 35 * $FreeBSD: src/usr.bin/hexdump/hexdump.c,v 1.4.2.2 2002/07/23 14:27:06 tjr Exp $ 36 * $DragonFly: src/usr.bin/hexdump/hexdump.c,v 1.3 2003/10/04 20:36:45 hmp Exp $ 37 */ 38 39 #include <sys/types.h> 40 #include <locale.h> 41 #include <stdlib.h> 42 #include <stdio.h> 43 #include <string.h> 44 #include "hexdump.h" 45 46 FS *fshead; /* head of format strings */ 47 int blocksize; /* data block size */ 48 int exitval; /* final exit value */ 49 int length = -1; /* max bytes to read */ 50 51 int 52 main(int argc, char **argv) 53 { 54 register FS *tfs; 55 char *p; 56 57 (void)setlocale(LC_ALL, ""); 58 59 if (!(p = rindex(argv[0], 'o')) || strcmp(p, "od")) 60 newsyntax(argc, &argv); 61 else 62 oldsyntax(argc, &argv); 63 64 /* figure out the data block size */ 65 for (blocksize = 0, tfs = fshead; tfs; tfs = tfs->nextfs) { 66 tfs->bcnt = size(tfs); 67 if (blocksize < tfs->bcnt) 68 blocksize = tfs->bcnt; 69 } 70 /* rewrite the rules, do syntax checking */ 71 for (tfs = fshead; tfs; tfs = tfs->nextfs) 72 rewrite(tfs); 73 74 (void)next(argv); 75 display(); 76 exit(exitval); 77 } 78