Annotation of src/usr.bin/hexdump/hexsyntax.c, Revision 1.13
1.13 ! mmcc 1: /* $OpenBSD: hexsyntax.c,v 1.12 2011/05/06 15:46:29 otto Exp $ */
1.6 pvalchev 2: /* $NetBSD: hexsyntax.c,v 1.8 1998/04/08 23:48:57 jeremy Exp $ */
1.2 deraadt 3:
1.1 deraadt 4: /*-
1.6 pvalchev 5: * Copyright (c) 1990, 1993
6: * The Regents of the University of California. All rights reserved.
1.1 deraadt 7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.7 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: */
32:
33: #include <sys/types.h>
1.6 pvalchev 34:
35: #include <err.h>
1.9 miod 36: #include <errno.h>
1.1 deraadt 37: #include <stdio.h>
1.4 deraadt 38: #include <stdlib.h>
1.6 pvalchev 39: #include <string.h>
1.4 deraadt 40: #include <unistd.h>
1.6 pvalchev 41:
1.1 deraadt 42: #include "hexdump.h"
43:
44: off_t skip; /* bytes to skip */
45:
1.13 ! mmcc 46: static __dead void usage(void);
! 47:
1.4 deraadt 48: void
1.8 deraadt 49: newsyntax(int argc, char ***argvp)
1.1 deraadt 50: {
51: int ch;
52: char *p, **argv;
53:
54: argv = *argvp;
1.6 pvalchev 55: while ((ch = getopt(argc, argv, "bcCde:f:n:os:vx")) != -1)
1.1 deraadt 56: switch (ch) {
57: case 'b':
58: add("\"%07.7_Ax\n\"");
59: add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
60: break;
61: case 'c':
62: add("\"%07.7_Ax\n\"");
63: add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
64: break;
1.6 pvalchev 65: case 'C':
66: add("\"%08.8_Ax\n\"");
67: add("\"%08.8_ax \" 8/1 \"%02x \" \" \" 8/1 \"%02x \" ");
68: add("\" |\" 16/1 \"%_p\" \"|\\n\"");
69: break;
1.1 deraadt 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':
1.9 miod 81: errno = 0;
82: if ((length = strtol(optarg, NULL, 0)) < 0 ||
83: errno != 0)
1.6 pvalchev 84: errx(1, "%s: bad length value", optarg);
1.1 deraadt 85: break;
86: case 'o':
87: add("\"%07.7_Ax\n\"");
88: add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
89: break;
90: case 's':
1.9 miod 91: errno = 0;
92: if ((skip = (off_t)strtoll(optarg, &p, 0)) < 0 ||
93: errno != 0)
1.6 pvalchev 94: errx(1, "%s: bad skip value", optarg);
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: }
117:
118: if (!fshead) {
119: add("\"%07.7_Ax\n\"");
1.12 otto 120: add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\"");
1.1 deraadt 121: }
122:
123: *argvp += optind;
124: }
125:
1.13 ! mmcc 126: static __dead void
1.8 deraadt 127: usage(void)
1.1 deraadt 128: {
1.5 mickey 129: extern char *__progname;
1.10 jmc 130: fprintf(stderr, "usage: %s [-bCcdovx] [-e format_string] "
131: "[-f format_file] [-n length]\n"
132: "\t[-s offset] [file ...]\n", __progname);
1.1 deraadt 133: exit(1);
134: }
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