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48751ab095
* libmisc/Makefile.am, libmisc/shell/main_chmod.c, libmisc/shell/main_mdump.c, libmisc/shell/main_medit.c, libmisc/shell/main_mfill.c, libmisc/shell/main_mmove.c, libmisc/shell/main_msdosfmt.c, libmisc/shell/main_mwdump.c, libmisc/shell/main_sleep.c, libmisc/shell/main_umask.c, libmisc/shell/shell_script.c, libmisc/stringto/stringto.h, libmisc/stringto/stringto_template.h: Convert return type from bool to rtems_status_code and add rtems_string_to_pointer. Perform associated clean up and changes for return type change. * libmisc/stringto/stringtopointer.c: New file.
96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
/*
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* MWDUMP Shell Command Implmentation
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*
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* Author: Fernando RUIZ CASAS
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* Work: fernando.ruiz@ctv.es
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* Home: correo@fernando-ruiz.com
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <ctype.h>
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#include <stdio.h>
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#include <string.h>
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#include <inttypes.h>
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#include <rtems.h>
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#include <rtems/shell.h>
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#include <rtems/stringto.h>
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#include "internal.h"
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int rtems_shell_main_mwdump(
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int argc,
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char *argv[]
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)
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{
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unsigned char n;
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unsigned char m;
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int max;
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int res;
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void *addr = 0;
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unsigned char *pb;
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if ( argc > 1 ) {
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if ( rtems_string_to_pointer(argv[1], &addr, NULL) ) {
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printf( "Address argument (%s) is not a number\n", argv[1] );
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return -1;
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}
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}
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if ( argc > 2 ) {
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if ( rtems_string_to_int(argv[2], &max, NULL, 0) ) {
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printf( "Address argument (%s) is not a number\n", argv[1] );
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return -1;
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}
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if (max <= 0) {
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max = 1; /* print 1 item if 0 or neg. */
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res = 0;
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} else {
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max--;
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res = max & 0xf;/* num bytes in last row */
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max >>= 4; /* div by 16 */
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max++; /* num of rows to print */
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if (max > 20) { /* limit to 20 */
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max = 20;
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res = 0xf; /* 16 bytes print in last row */
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}
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}
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} else {
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max = 20;
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res = 0xf;
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}
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pb = addr;
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for (m=0;m<max;m++) {
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printf("%10p ", pb);
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for (n=0;n<=(m==(max-1)?res:0xf);n+=2)
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printf("%04X%c",*((unsigned short*)(pb+n)),n==6?'-':' ');
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for (;n<=0xf;n+=2)
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printf(" %c", n==6?'-':' ');
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for (n=0;n<=(m==(max-1)?res:0xf);n++) {
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printf("%c", isprint(pb[n]) ? pb[n] : '.');
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}
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printf("\n");
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pb += 16;
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}
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return 0;
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}
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rtems_shell_cmd_t rtems_shell_WDUMP_Command = {
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"wdump", /* name */
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"wdump [address [length]]", /* usage */
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"mem", /* topic */
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rtems_shell_main_mwdump, /* command */
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NULL, /* alias */
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NULL /* next */
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};
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