source: rtems/cpukit/libmisc/shell/main_mdump.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: 1.7 KB
Line 
1/*
2 *  MDUMP 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 <inttypes.h>
22#include <string.h>
23
24#include <rtems.h>
25#include <rtems/shell.h>
26#include "internal.h"
27
28/*----------------------------------------------------------------------------*
29 * RAM MEMORY COMMANDS
30 *----------------------------------------------------------------------------*/
31
32int rtems_shell_main_mdump(
33  int   argc,
34  char *argv[]
35)
36{
37  unsigned char  n, m, max=20;
38  uintptr_t      addr = 0;
39  unsigned char *pb;
40
41  if (argc>1)
42    addr = rtems_shell_str2int(argv[1]);
43
44  if (argc>2) {
45    max = rtems_shell_str2int(argv[2]);
46    max /= 16;
47  }
48
49
50  if (!max)
51    max = 1;
52
53  for (m=0; m<max; m++) {
54    printf("0x%08" PRIXPTR " ", addr);
55    pb = (unsigned char*) addr;
56    for (n=0;n<16;n++)
57      printf("%02X%c", pb[n], (n == 7) ? '-' : ' ');
58    for (n=0;n<16;n++) {
59      printf("%c", isprint(pb[n]) ? pb[n] : '.');
60    }
61    printf("\n");
62    addr += 16;
63  }
64  return 0;
65}
66
67rtems_shell_cmd_t rtems_shell_MDUMP_Command = {
68  "mdump",                                      /* name */
69  "mdump [address [length]]",                   /* usage */
70  "mem",                                        /* topic */
71  rtems_shell_main_mdump,                       /* command */
72  NULL,                                         /* alias */
73  NULL                                          /* next */
74};
75
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