hexsyntax.c revision 18693 
1286461Sallanjude/*-
2293726Sallanjude * Copyright (c) 1990, 1993
3286461Sallanjude *	The Regents of the University of California.  All rights reserved.
4293726Sallanjude *
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	if ((p = rindex(argv[0], 'h')) != NULL &&
60	    strcmp(p, "hd") == 0) {
61		/* "Canonical" format, implies -C. */
62		add("\"%08.8_Ax\n\"");
63		add("\"%08.8_ax  \" 8/1 \"%02x \" \"  \" 8/1 \"%02x \" ");
64		add("\"  |\" 16/1 \"%_p\" \"|\\n\"");
65	}
66	while ((ch = getopt(argc, argv, "bcCde:f:n:os:vx")) != EOF)
67		switch (ch) {
68		case 'b':
69			add("\"%07.7_Ax\n\"");
70			add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
71			break;
72		case 'c':
73			add("\"%07.7_Ax\n\"");
74			add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
75			break;
76		case 'C':
77			add("\"%08.8_Ax\n\"");
78			add("\"%08.8_ax  \" 8/1 \"%02x \" \"  \" 8/1 \"%02x \" ");
79			add("\"  |\" 16/1 \"%_p\" \"|\\n\"");
80			break;
81		case 'd':
82			add("\"%07.7_Ax\n\"");
83			add("\"%07.7_ax \" 8/2 \"  %05u \" \"\\n\"");
84			break;
85		case 'e':
86			add(optarg);
87			break;
88		case 'f':
89			addfile(optarg);
90			break;
91		case 'n':
92			if ((length = atoi(optarg)) < 0)
93				err("%s: bad length value", optarg);
94			break;
95		case 'o':
96			add("\"%07.7_Ax\n\"");
97			add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
98			break;
99		case 's':
100			if ((skip = strtol(optarg, &p, 0)) < 0)
101				err("%s: bad skip value", optarg);
102			switch(*p) {
103			case 'b':
104				skip *= 512;
105				break;
106			case 'k':
107				skip *= 1024;
108				break;
109			case 'm':
110				skip *= 1048576;
111				break;
112			}
113			break;
114		case 'v':
115			vflag = ALL;
116			break;
117		case 'x':
118			add("\"%07.7_Ax\n\"");
119			add("\"%07.7_ax \" 8/2 \"   %04x \" \"\\n\"");
120			break;
121		case '?':
122			usage();
123		}
124
125	if (!fshead) {
126		add("\"%07.7_Ax\n\"");
127		add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
128	}
129
130	*argvp += optind;
131}
132
133void
134usage()
135{
136	(void)fprintf(stderr,
137"hexdump: [-bcCdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n");
138	exit(1);
139}
140