Annotation of src/usr.bin/hexdump/hexsyntax.c, Revision 1.5
1.5 ! mickey 1: /* $OpenBSD: hexsyntax.c,v 1.4 2001/07/12 05:17:10 deraadt Exp $ */
1.2 deraadt 2:
1.1 deraadt 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: /*static char sccsid[] = "from: @(#)hexsyntax.c 5.2 (Berkeley) 5/8/90";*/
1.5 ! mickey 38: static char rcsid[] = "$OpenBSD: hexsyntax.c,v 1.4 2001/07/12 05:17:10 deraadt Exp $";
1.1 deraadt 39: #endif /* not lint */
40:
41: #include <sys/types.h>
42: #include <stdio.h>
1.4 deraadt 43: #include <stdlib.h>
44: #include <limits.h>
45: #include <unistd.h>
1.5 ! mickey 46: #include <err.h>
1.1 deraadt 47: #include "hexdump.h"
48:
49: off_t skip; /* bytes to skip */
50:
1.4 deraadt 51: void
1.1 deraadt 52: newsyntax(argc, argvp)
53: int argc;
54: char ***argvp;
55: {
56: extern enum _vflag vflag;
57: extern FS *fshead;
58: extern char *optarg;
59: extern int length, optind;
60: int ch;
61: char *p, **argv;
62:
63: argv = *argvp;
1.3 millert 64: while ((ch = getopt(argc, argv, "bcde:f:n:os:vx")) != -1)
1.1 deraadt 65: switch (ch) {
66: case 'b':
67: add("\"%07.7_Ax\n\"");
68: add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
69: break;
70: case 'c':
71: add("\"%07.7_Ax\n\"");
72: add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
73: break;
74: case 'd':
75: add("\"%07.7_Ax\n\"");
76: add("\"%07.7_ax \" 8/2 \" %05u \" \"\\n\"");
77: break;
78: case 'e':
79: add(optarg);
80: break;
81: case 'f':
82: addfile(optarg);
83: break;
84: case 'n':
1.5 ! mickey 85: if ((length = atoi(optarg)) < 0)
! 86: errx(1, "bad length value");
1.1 deraadt 87: break;
88: case 'o':
89: add("\"%07.7_Ax\n\"");
90: add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
91: break;
92: case 's':
1.5 ! mickey 93: if ((skip = strtol(optarg, &p, 0)) < 0)
! 94: errx(1, "bad skip value");
1.1 deraadt 95: switch(*p) {
96: case 'b':
97: skip *= 512;
98: break;
99: case 'k':
100: skip *= 1024;
101: break;
102: case 'm':
103: skip *= 1048576;
104: break;
105: }
106: break;
107: case 'v':
108: vflag = ALL;
109: break;
110: case 'x':
111: add("\"%07.7_Ax\n\"");
112: add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\"");
113: break;
114: case '?':
115: usage();
116: exit(1);
117: }
118:
119: if (!fshead) {
120: add("\"%07.7_Ax\n\"");
121: add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
122: }
123:
124: *argvp += optind;
125: }
126:
1.4 deraadt 127: void
1.1 deraadt 128: usage()
129: {
1.5 ! mickey 130: extern char *__progname;
! 131: fprintf(stderr, "usage: %s [-bcdovx] [-e fmt] [-f fmt_file] "
! 132: "[-n length] [-s skip] [file ...]", __progname);
1.1 deraadt 133: exit(1);
134: }
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