7a27e6571b
strtol -> strtoll fseek -> fseeko NOTE: that fseek not works for >long offsets files per POSIX: [EOVERFLOW] For fseek( ), the resulting file offset would be a value which cannot be represented correctly in an object of type long.
150 lines
4.1 KiB
C
150 lines
4.1 KiB
C
/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)hexsyntax.c 8.2 (Berkeley) 5/4/95";
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#endif
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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#include <sys/types.h>
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#include <err.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "hexdump.h"
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off_t skip; /* bytes to skip */
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void
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newsyntax(argc, argvp)
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int argc;
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char ***argvp;
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{
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extern enum _vflag vflag;
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extern FS *fshead;
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extern int length;
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int ch;
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char *p, **argv;
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argv = *argvp;
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if ((p = rindex(argv[0], 'h')) != NULL &&
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strcmp(p, "hd") == 0) {
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/* "Canonical" format, implies -C. */
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add("\"%08.8_Ax\n\"");
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add("\"%08.8_ax \" 8/1 \"%02x \" \" \" 8/1 \"%02x \" ");
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add("\" |\" 16/1 \"%_p\" \"|\\n\"");
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}
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while ((ch = getopt(argc, argv, "bcCde:f:n:os:vx")) != -1)
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switch (ch) {
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case 'b':
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add("\"%07.7_Ax\n\"");
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add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
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break;
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case 'c':
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add("\"%07.7_Ax\n\"");
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add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
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break;
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case 'C':
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add("\"%08.8_Ax\n\"");
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add("\"%08.8_ax \" 8/1 \"%02x \" \" \" 8/1 \"%02x \" ");
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add("\" |\" 16/1 \"%_p\" \"|\\n\"");
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break;
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case 'd':
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add("\"%07.7_Ax\n\"");
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add("\"%07.7_ax \" 8/2 \" %05u \" \"\\n\"");
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break;
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case 'e':
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add(optarg);
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break;
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case 'f':
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addfile(optarg);
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break;
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case 'n':
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if ((length = atoi(optarg)) < 0)
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errx(1, "%s: bad length value", optarg);
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break;
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case 'o':
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add("\"%07.7_Ax\n\"");
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add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
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break;
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case 's':
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if ((skip = strtoll(optarg, &p, 0)) < 0)
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errx(1, "%s: bad skip value", optarg);
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switch(*p) {
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case 'b':
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skip *= 512;
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break;
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case 'k':
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skip *= 1024;
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break;
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case 'm':
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skip *= 1048576;
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break;
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}
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break;
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case 'v':
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vflag = ALL;
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break;
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case 'x':
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add("\"%07.7_Ax\n\"");
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add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\"");
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break;
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case '?':
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usage();
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}
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if (!fshead) {
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add("\"%07.7_Ax\n\"");
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add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
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}
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*argvp += optind;
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}
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void
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usage()
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{
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(void)fprintf(stderr, "%s\n%s\n%s\n%s\n",
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"usage: hexdump [-bcCdovx] [-e fmt] [-f fmt_file] [-n length]",
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" [-s skip] [file ...]",
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" hd [-bcdovx] [-e fmt] [-f fmt_file] [-n length]",
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" [-s skip] [file ...]");
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exit(1);
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}
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