Annotation of src/usr.bin/hexdump/hexsyntax.c, Revision 1.1
1.1 ! deraadt 1: /*-
! 2: * Copyright (c) 1990 The Regents of the University of California.
! 3: * All rights reserved.
! 4: *
! 5: * Redistribution and use in source and binary forms, with or without
! 6: * modification, are permitted provided that the following conditions
! 7: * are met:
! 8: * 1. Redistributions of source code must retain the above copyright
! 9: * notice, this list of conditions and the following disclaimer.
! 10: * 2. Redistributions in binary form must reproduce the above copyright
! 11: * notice, this list of conditions and the following disclaimer in the
! 12: * documentation and/or other materials provided with the distribution.
! 13: * 3. All advertising materials mentioning features or use of this software
! 14: * must display the following acknowledgement:
! 15: * This product includes software developed by the University of
! 16: * California, Berkeley and its contributors.
! 17: * 4. Neither the name of the University nor the names of its contributors
! 18: * may be used to endorse or promote products derived from this software
! 19: * without specific prior written permission.
! 20: *
! 21: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 24: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 31: * SUCH DAMAGE.
! 32: */
! 33:
! 34: #ifndef lint
! 35: /*static char sccsid[] = "from: @(#)hexsyntax.c 5.2 (Berkeley) 5/8/90";*/
! 36: static char rcsid[] = "$Id: hexsyntax.c,v 1.2 1993/08/01 18:14:47 mycroft Exp $";
! 37: #endif /* not lint */
! 38:
! 39: #include <sys/types.h>
! 40: #include <stdio.h>
! 41: #include "hexdump.h"
! 42:
! 43: off_t skip; /* bytes to skip */
! 44:
! 45: newsyntax(argc, argvp)
! 46: int argc;
! 47: char ***argvp;
! 48: {
! 49: extern enum _vflag vflag;
! 50: extern FS *fshead;
! 51: extern char *optarg;
! 52: extern int length, optind;
! 53: int ch;
! 54: char *p, **argv;
! 55:
! 56: argv = *argvp;
! 57: while ((ch = getopt(argc, argv, "bcde:f:n:os:vx")) != EOF)
! 58: switch (ch) {
! 59: case 'b':
! 60: add("\"%07.7_Ax\n\"");
! 61: add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
! 62: break;
! 63: case 'c':
! 64: add("\"%07.7_Ax\n\"");
! 65: add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
! 66: break;
! 67: case 'd':
! 68: add("\"%07.7_Ax\n\"");
! 69: add("\"%07.7_ax \" 8/2 \" %05u \" \"\\n\"");
! 70: break;
! 71: case 'e':
! 72: add(optarg);
! 73: break;
! 74: case 'f':
! 75: addfile(optarg);
! 76: break;
! 77: case 'n':
! 78: if ((length = atoi(optarg)) < 0) {
! 79: (void)fprintf(stderr,
! 80: "hexdump: bad length value.\n");
! 81: exit(1);
! 82: }
! 83: break;
! 84: case 'o':
! 85: add("\"%07.7_Ax\n\"");
! 86: add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
! 87: break;
! 88: case 's':
! 89: if ((skip = strtol(optarg, &p, 0)) < 0) {
! 90: (void)fprintf(stderr,
! 91: "hexdump: bad skip value.\n");
! 92: exit(1);
! 93: }
! 94: switch(*p) {
! 95: case 'b':
! 96: skip *= 512;
! 97: break;
! 98: case 'k':
! 99: skip *= 1024;
! 100: break;
! 101: case 'm':
! 102: skip *= 1048576;
! 103: break;
! 104: }
! 105: break;
! 106: case 'v':
! 107: vflag = ALL;
! 108: break;
! 109: case 'x':
! 110: add("\"%07.7_Ax\n\"");
! 111: add("\"%07.7_ax \" 8/2 \" %04x \" \"\\n\"");
! 112: break;
! 113: case '?':
! 114: usage();
! 115: exit(1);
! 116: }
! 117:
! 118: if (!fshead) {
! 119: add("\"%07.7_Ax\n\"");
! 120: add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
! 121: }
! 122:
! 123: *argvp += optind;
! 124: }
! 125:
! 126: usage()
! 127: {
! 128: (void)fprintf(stderr,
! 129: "hexdump: [-bcdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n");
! 130: exit(1);
! 131: }