source: rtems/cpukit/libmisc/shell/main_hexdump.c @ 0893220

4.104.115
Last change on this file since 0893220 was 0893220, checked in by Ralf Corsepius <ralf.corsepius@…>, on Nov 29, 2009 at 12:12:39 PM

Whitespace removal.

  • Property mode set to 100644
File size: 5.1 KB
Line 
1/*
2 * Copyright (c) 1989, 1993
3 *      The Regents of the University of California.  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
35static const char copyright[] =
36"@(#) Copyright (c) 1989, 1993\n\
37        The Regents of the University of California.  All rights reserved.\n";
38#endif /* not lint */
39
40#ifndef lint
41#if 0
42static char sccsid[] = "@(#)hexdump.c   8.1 (Berkeley) 6/6/93";
43#include <sys/cdefs.h>
44__FBSDID("$FreeBSD: src/usr.bin/hexdump/hexdump.c,v 1.7 2002/09/04 23:29:01 dwmalone Exp $");
45#endif
46#endif /* not lint */
47
48#include <rtems.h>
49#include <rtems/shell.h>
50#include <rtems/shellconfig.h>
51
52#include <sys/types.h>
53#include <locale.h>
54#include <stdlib.h>
55#include <stdio.h>
56#include <string.h>
57#include "hexdump.h"
58
59#if RTEMS_REMOVED
60FS *fshead;                             /* head of format strings */
61int blocksize;                          /* data block size */
62int exitval;                            /* final exit value */
63int length = -1;                        /* max bytes to read */
64#endif
65
66void
67rtems_shell_hexdump_exit (rtems_shell_hexdump_globals* globals, int code)
68{
69  globals->exit_code = code;
70  longjmp (globals->exit_jmp, 1);
71}
72
73static int main_hexdump(rtems_shell_hexdump_globals* globals, int argc, char *argv[]);
74
75int
76rtems_shell_main_hexdump(int argc, char *argv[])
77{
78  rtems_shell_hexdump_globals  hexdump_globals;
79  rtems_shell_hexdump_globals* globals = &hexdump_globals;
80  memset (globals, 0, sizeof (hexdump_globals));
81  vflag = FIRST;
82  ateof = 1;
83  hexdump_globals.exit_code = 1;
84  if (setjmp (hexdump_globals.exit_jmp) == 0)
85    hexdump_globals.exit_code = main_hexdump (globals, argc, argv);
86  if (curp)
87    free (curp);
88  if (savp)
89    free (savp);
90  while (fshead)
91  {
92    FS* nextfs = fshead->nextfs;
93    while (fshead->nextfu)
94    {
95      FU* nextfu = fshead->nextfu->nextfu;
96      if (fshead->nextfu->fmt)
97        free(fshead->nextfu->fmt);
98      while (fshead->nextfu->nextpr)
99      {
100        PR* nextpr = fshead->nextfu->nextpr->nextpr;
101        if (((fshead->nextfu->nextpr->flags & F_TEXT) == 0) &&
102            fshead->nextfu->nextpr->fmt)
103          free(fshead->nextfu->nextpr->fmt);
104        free(fshead->nextfu->nextpr);
105        fshead->nextfu->nextpr = nextpr;
106      }
107      free(fshead->nextfu);
108      fshead->nextfu = nextfu;
109    }
110    free(fshead);
111    fshead = nextfs;
112  }
113  if (hdstdin)
114  {
115    fclose (hdstdin);
116    free (hdstdin);
117  }
118  return hexdump_globals.exit_code;
119}
120
121int
122main_hexdump(rtems_shell_hexdump_globals* globals, int argc, char *argv[])
123{
124        FS *tfs;
125        char *p;
126
127#if RTEMS_REMOVED
128        (void)setlocale(LC_ALL, "");
129#endif
130
131        if (!(p = rindex(argv[0], 'o')) || strcmp(p, "od"))
132                newsyntax(globals, argc, &argv);
133        else
134                oldsyntax(globals, argc, &argv);
135
136        /* figure out the data block size */
137        for (blocksize = 0, tfs = fshead; tfs; tfs = tfs->nextfs) {
138                tfs->bcnt = size(globals, tfs);
139                if (blocksize < tfs->bcnt)
140                        blocksize = tfs->bcnt;
141        }
142        /* rewrite the rules, do syntax checking */
143        for (tfs = fshead; tfs; tfs = tfs->nextfs)
144                rewrite(globals, tfs);
145
146        (void)next(globals, argv);
147        display(globals);
148  exit(exitval);
149  return exitval;
150}
151
152rtems_shell_cmd_t rtems_shell_HEXDUMP_Command = {
153  "hexdump",                                                /* name */
154  "hexdump [-bcCdovx] [-e fmt] [-f fmt_file] [-n length]\n" /* usage */
155  "        [-s skip] [file ...]",
156  "files",                                                  /* topic */
157  rtems_shell_main_hexdump,                                 /* command */
158  NULL,                                                     /* alias */
159  NULL                                                      /* next */
160};
161
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