hexsyntax.c revision 1590 
1/*-
2 * Copyright (c) 1990, 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
34#ifndef lint
35static char sccsid[] = "@(#)hexsyntax.c	8.1 (Berkeley) 6/6/93";
36#endif /* not lint */
37
38#include <sys/types.h>
39
40#include <stdio.h>
41#include <stdlib.h>
42#include <string.h>
43#include "hexdump.h"
44
45off_t skip;				/* bytes to skip */
46
47void
48newsyntax(argc, argvp)
49	int argc;
50	char ***argvp;
51{
52	extern enum _vflag vflag;
53	extern FS *fshead;
54	extern int length;
55	int ch;
56	char *p, **argv;
57
58	argv = *argvp;
59	while ((ch = getopt(argc, argv, "bcde:f:n:os:vx")) != EOF)
60		switch (ch) {
61		case 'b':
62			add("\"%07.7_Ax\n\"");
63			add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
64			break;
65		case 'c':
66			add("\"%07.7_Ax\n\"");
67			add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
68			break;
69		case 'd':
70			add("\"%07.7_Ax\n\"");
71			add("\"%07.7_ax \" 8/2 \"  %05u \" \"\\n\"");
72			break;
73		case 'e':
74			add(optarg);
75			break;
76		case 'f':
77			addfile(optarg);
78			break;
79		case 'n':
80			if ((length = atoi(optarg)) < 0)
81				err("%s: bad length value", optarg);
82			break;
83		case 'o':
84			add("\"%07.7_Ax\n\"");
85			add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
86			break;
87		case 's':
88			if ((skip = strtol(optarg, &p, 0)) < 0)
89				err("%s: bad skip value", optarg);
90			switch(*p) {
91			case 'b':
92				skip *= 512;
93				break;
94			case 'k':
95				skip *= 1024;
96				break;
97			case 'm':
98				skip *= 1048576;
99				break;
100			}
101			break;
102		case 'v':
103			vflag = ALL;
104			break;
105		case 'x':
106			add("\"%07.7_Ax\n\"");
107			add("\"%07.7_ax \" 8/2 \"   %04x \" \"\\n\"");
108			break;
109		case '?':
110			usage();
111		}
112
113	if (!fshead) {
114		add("\"%07.7_Ax\n\"");
115		add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
116	}
117
118	*argvp += optind;
119}
120
121void
122usage()
123{
124	(void)fprintf(stderr,
125"hexdump: [-bcdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n");
126	exit(1);
127}
128