hexsyntax.c revision 1.7 1 /* $NetBSD: hexsyntax.c,v 1.7 1998/02/20 23:45:27 jeremy Exp $ */
2
3 /*-
4 * Copyright (c) 1990, 1993
5 * The Regents of the University of California. 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 #include <sys/cdefs.h>
37 #ifndef lint
38 #if 0
39 static char sccsid[] = "@(#)hexsyntax.c 8.2 (Berkeley) 5/4/95";
40 #else
41 __RCSID("$NetBSD: hexsyntax.c,v 1.7 1998/02/20 23:45:27 jeremy Exp $");
42 #endif
43 #endif /* not lint */
44
45 #include <sys/types.h>
46
47 #include <err.h>
48 #include <stdio.h>
49 #include <stdlib.h>
50 #include <string.h>
51 #include <unistd.h>
52
53 #include "hexdump.h"
54
55 off_t skip; /* bytes to skip */
56
57 void
58 newsyntax(argc, argvp)
59 int argc;
60 char ***argvp;
61 {
62 int ch;
63 char *p, **argv;
64
65 argv = *argvp;
66 while ((ch = getopt(argc, argv, "bcCde:f:n:os:vx")) != -1)
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 errx(1, "%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 errx(1, "%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
133 void
134 usage()
135 {
136 (void)fprintf(stderr,
137 "hexdump: [-bcdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n");
138 exit(1);
139 }
140