1 /*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * 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 34 #ifndef lint 35 /*static char sccsid[] = "from: @(#)hexsyntax.c 5.2 (Berkeley) 5/8/90";*/ 36 static char rcsid[] = "$Id: hexsyntax.c,v 1.2 1993/08/01 18:14:47 mycroft Exp $"; 37 #endif /* not lint */ 38 39 #include <sys/types.h> 40 #include <stdio.h> 41 #include "hexdump.h" 42 43 off_t skip; /* bytes to skip */ 44 45 newsyntax(argc, argvp) 46 int argc; 47 char ***argvp; 48 { 49 extern enum _vflag vflag; 50 extern FS *fshead; 51 extern char *optarg; 52 extern int length, optind; 53 int ch; 54 char *p, **argv; 55 56 argv = *argvp; 57 while ((ch = getopt(argc, argv, "bcde:f:n:os:vx")) != EOF) 58 switch (ch) { 59 case 'b': 60 add("\"%07.7_Ax\n\""); 61 add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\""); 62 break; 63 case 'c': 64 add("\"%07.7_Ax\n\""); 65 add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\""); 66 break; 67 case 'd': 68 add("\"%07.7_Ax\n\""); 69 add("\"%07.7_ax \" 8/2 \" %05u \" \"\\n\""); 70 break; 71 case 'e': 72 add(optarg); 73 break; 74 case 'f': 75 addfile(optarg); 76 break; 77 case 'n': 78 if ((length = atoi(optarg)) < 0) { 79 (void)fprintf(stderr, 80 "hexdump: bad length value.\n"); 81 exit(1); 82 } 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 if ((skip = strtol(optarg, &p, 0)) < 0) { 90 (void)fprintf(stderr, 91 "hexdump: bad skip value.\n"); 92 exit(1); 93 } 94 switch(*p) { 95 case 'b': 96 skip *= 512; 97 break; 98 case 'k': 99 skip *= 1024; 100 break; 101 case 'm': 102 skip *= 1048576; 103 break; 104 } 105 break; 106 case 'v': 107 vflag = ALL; 108 break; 109 case 'x': 110 add("\"%07.7_Ax\n\""); 111 add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\""); 112 break; 113 case '?': 114 usage(); 115 exit(1); 116 } 117 118 if (!fshead) { 119 add("\"%07.7_Ax\n\""); 120 add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\""); 121 } 122 123 *argvp += optind; 124 } 125 126 usage() 127 { 128 (void)fprintf(stderr, 129 "hexdump: [-bcdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n"); 130 exit(1); 131 } 132