hexsyntax.c revision 1.4 1 /* $NetBSD: hexsyntax.c,v 1.4 1997/07/11 06:28:29 mikel Exp $ */
2
3 /*-
4 * Copyright (c) 1990 The Regents of the University of California.
5 * 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. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by the University of
18 * California, Berkeley and its contributors.
19 * 4. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36 #ifndef lint
37 #if 0
38 static char sccsid[] = "from: @(#)hexsyntax.c 5.2 (Berkeley) 5/8/90";
39 #else
40 static char rcsid[] = "$NetBSD: hexsyntax.c,v 1.4 1997/07/11 06:28:29 mikel Exp $";
41 #endif
42 #endif /* not lint */
43
44 #include <sys/types.h>
45 #include <stdio.h>
46 #include <stdlib.h>
47 #include "hexdump.h"
48
49 off_t skip; /* bytes to skip */
50
51 void
52 newsyntax(argc, argvp)
53 int argc;
54 char ***argvp;
55 {
56 int ch;
57 char *p, **argv;
58
59 argv = *argvp;
60 while ((ch = getopt(argc, argv, "bcde:f:n:os:vx")) != -1)
61 switch (ch) {
62 case 'b':
63 add("\"%07.7_Ax\n\"");
64 add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
65 break;
66 case 'c':
67 add("\"%07.7_Ax\n\"");
68 add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
69 break;
70 case 'd':
71 add("\"%07.7_Ax\n\"");
72 add("\"%07.7_ax \" 8/2 \" %05u \" \"\\n\"");
73 break;
74 case 'e':
75 add(optarg);
76 break;
77 case 'f':
78 addfile(optarg);
79 break;
80 case 'n':
81 if ((length = atoi(optarg)) < 0) {
82 (void)fprintf(stderr,
83 "hexdump: bad length value.\n");
84 exit(1);
85 }
86 break;
87 case 'o':
88 add("\"%07.7_Ax\n\"");
89 add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
90 break;
91 case 's':
92 if ((skip = strtol(optarg, &p, 0)) < 0) {
93 (void)fprintf(stderr,
94 "hexdump: bad skip value.\n");
95 exit(1);
96 }
97 switch(*p) {
98 case 'b':
99 skip *= 512;
100 break;
101 case 'k':
102 skip *= 1024;
103 break;
104 case 'm':
105 skip *= 1048576;
106 break;
107 }
108 break;
109 case 'v':
110 vflag = ALL;
111 break;
112 case 'x':
113 add("\"%07.7_Ax\n\"");
114 add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\"");
115 break;
116 case '?':
117 usage();
118 exit(1);
119 }
120
121 if (!fshead) {
122 add("\"%07.7_Ax\n\"");
123 add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
124 }
125
126 *argvp += optind;
127 }
128
129 void
130 usage()
131 {
132 (void)fprintf(stderr,
133 "hexdump: [-bcdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n");
134 exit(1);
135 }
136