source: rtems/cpukit/libmisc/shell/main_mwdump.c @ dfe0e58

4.104.114.95
Last change on this file since dfe0e58 was dfe0e58, checked in by Joel Sherrill <joel.sherrill@…>, on 02/27/08 at 21:52:16

2008-02-27 Joel Sherrill <joel.sherrill@…>

  • libmisc/shell/cat_file.c, libmisc/shell/main_alias.c, libmisc/shell/main_blksync.c, libmisc/shell/main_cat.c, libmisc/shell/main_chdir.c, libmisc/shell/main_chmod.c, libmisc/shell/main_chroot.c, libmisc/shell/main_cpuuse.c, libmisc/shell/main_date.c, libmisc/shell/main_help.c, libmisc/shell/main_id.c, libmisc/shell/main_logoff.c, libmisc/shell/main_ls.c, libmisc/shell/main_mallocinfo.c, libmisc/shell/main_mdump.c, libmisc/shell/main_medit.c, libmisc/shell/main_mfill.c, libmisc/shell/main_mkdir.c, libmisc/shell/main_mmove.c, libmisc/shell/main_mount.c, libmisc/shell/main_mount_nfs.c, libmisc/shell/main_msdosfmt.c, libmisc/shell/main_mwdump.c, libmisc/shell/main_perioduse.c, libmisc/shell/main_pwd.c, libmisc/shell/main_rm.c, libmisc/shell/main_rmdir.c, libmisc/shell/main_stackuse.c, libmisc/shell/main_tty.c, libmisc/shell/main_umask.c, libmisc/shell/main_unmount.c, libmisc/shell/main_whoami.c, libmisc/shell/shell.h: Clean up done while writing documentation. Some command improvements such as date now allows setting of the current TOD. Often commands did not use stdout/stderr per expectations and did not return -1 on an error.
  • Property mode set to 100644
File size: 1.5 KB
Line 
1/*
2 *  MWDUMP Shell Command Implmentation
3 *
4 *  Author: Fernando RUIZ CASAS
5 *  Work: fernando.ruiz@ctv.es
6 *  Home: correo@fernando-ruiz.com
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.com/license/LICENSE.
11 *
12 *  $Id$
13 */
14
15#ifdef HAVE_CONFIG_H
16#include "config.h"
17#endif
18
19#include <ctype.h>
20#include <stdio.h>
21#include <string.h>
22#include <inttypes.h>
23
24#include <rtems.h>
25#include <rtems/shell.h>
26#include "internal.h"
27
28int rtems_shell_main_mwdump(
29  int   argc,
30  char *argv[]
31)
32{
33  unsigned char   n, m, max=20;
34  uintptr_t       addr=0;
35  unsigned short *pw;
36  unsigned char  *p;
37
38  if (argc>1)
39    addr = rtems_shell_str2int(argv[1]);
40
41  if (argc>2) {
42    max = rtems_shell_str2int(argv[2]);
43    max /= 16;
44  }
45
46  if (!max)
47    max = 1;
48
49  for (m=0;m<max;m++) {
50    printf("0x%08" PRIXPTR " ",addr);
51    p = (unsigned char *) addr;
52    pw = (unsigned short*) addr;
53    for (n=0;n<8;n++)
54      printf("%04X%c",pw[n],n==3?'-':' ');
55    for (n=0;n<16;n++) {
56      printf("%c",isprint(p[n])?p[n]:'.');
57    }
58    printf("\n");
59    addr += 16;
60  }
61  return 0;
62}
63
64rtems_shell_cmd_t rtems_shell_WDUMP_Command = {
65  "wdump",                                      /* name */
66  "wdump [address [length]]",                   /* usage */
67  "mem",                                        /* topic */
68  rtems_shell_main_mwdump,                      /* command */
69  NULL,                                         /* alias */
70  NULL                                          /* next */
71};
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