hexsyntax.c (3634B)
1 /* $OpenBSD: hexsyntax.c,v 1.12 2011/05/06 15:46:29 otto Exp $ */ 2 /* $NetBSD: hexsyntax.c,v 1.8 1998/04/08 23:48:57 jeremy Exp $ */ 3 4 /*- 5 * Copyright (c) 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include <sys/types.h> 34 35 #include <err.h> 36 #include <errno.h> 37 #include <stdio.h> 38 #include <stdlib.h> 39 #include <string.h> 40 #include <unistd.h> 41 42 #include "hexdump.h" 43 44 off_t skip; /* bytes to skip */ 45 46 void 47 newsyntax(int argc, char ***argvp) 48 { 49 int ch; 50 char *p, **argv; 51 52 argv = *argvp; 53 while ((ch = getopt(argc, argv, "bcCde:f:n:os:vx")) != -1) 54 switch (ch) { 55 case 'b': 56 add("\"%07.7_Ax\n\""); 57 add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\""); 58 break; 59 case 'c': 60 add("\"%07.7_Ax\n\""); 61 add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\""); 62 break; 63 case 'C': 64 add("\"%08.8_Ax\n\""); 65 add("\"%08.8_ax \" 8/1 \"%02x \" \" \" 8/1 \"%02x \" "); 66 add("\" |\" 16/1 \"%_p\" \"|\\n\""); 67 break; 68 case 'd': 69 add("\"%07.7_Ax\n\""); 70 add("\"%07.7_ax \" 8/2 \" %05u \" \"\\n\""); 71 break; 72 case 'e': 73 add(optarg); 74 break; 75 case 'f': 76 addfile(optarg); 77 break; 78 case 'n': 79 errno = 0; 80 if ((length = strtol(optarg, NULL, 0)) < 0 || 81 errno != 0) 82 errx(1, "%s: bad length value", optarg); 83 break; 84 case 'o': 85 add("\"%07.7_Ax\n\""); 86 add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\""); 87 break; 88 case 's': 89 errno = 0; 90 if ((skip = (off_t)strtoll(optarg, &p, 0)) < 0 || 91 errno != 0) 92 errx(1, "%s: bad skip value", optarg); 93 switch(*p) { 94 case 'b': 95 skip *= 512; 96 break; 97 case 'k': 98 skip *= 1024; 99 break; 100 case 'm': 101 skip *= 1048576; 102 break; 103 } 104 break; 105 case 'v': 106 vflag = ALL; 107 break; 108 case 'x': 109 add("\"%07.7_Ax\n\""); 110 add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\""); 111 break; 112 case '?': 113 usage(); 114 } 115 116 if (!fshead) { 117 add("\"%07.7_Ax\n\""); 118 add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\""); 119 } 120 121 *argvp += optind; 122 } 123 124 void 125 usage(void) 126 { 127 extern char *__progname; 128 fprintf(stderr, "usage: %s [-bCcdovx] [-e format_string] " 129 "[-f format_file] [-n length]\n" 130 "\t[-s offset] [file ...]\n", __progname); 131 exit(1); 132 }