1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/types.h> 33 #include <sys/capsicum.h> 34 #include <capsicum_helpers.h> 35 #include <err.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 /* 71 * Cache NLS data, for strerror, for err(3), before entering capability 72 * mode. 73 */ 74 caph_cache_catpages(); 75 if (caph_limit_stdio() < 0) 76 err(1, "capsicum"); 77 78 (void)next(argv); 79 display(); 80 exit(exitval); 81 } 82