nes-proj/apps/shell/shell-vars.c

136 lines
4.6 KiB
C
Raw Normal View History

/*
* Copyright (c) 2008, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*
* $Id: shell-vars.c,v 1.1 2008/02/04 23:42:17 adamdunkels Exp $
*/
/**
* \file
* A brief description of what this file is.
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki.h"
#include "contiki-conf.h"
#include "shell-vars.h"
#include "loader/symbols.h"
#include <stdio.h>
#include <string.h>
#ifdef SHELL_VARS_CONF_RAM_BEGIN
#define SHELL_VARS_RAM_BEGIN SHELL_VARS_CONF_RAM_BEGIN
#define SHELL_VARS_RAM_END SHELL_VARS_CONF_RAM_END
#else /* SHELL_VARS_CONF_RAM_BEGIN */
#define SHELL_VARS_RAM_BEGIN 0
#define SHELL_VARS_RAM_END (unsigned int)-1
#endif /* SHELL_VARS_CONF_RAM_BEGIN */
/*---------------------------------------------------------------------------*/
PROCESS(shell_vars_process, "vars");
SHELL_COMMAND(vars_command,
"vars",
"vars: list all variables in RAM",
&shell_vars_process);
/*---------------------------------------------------------------------------*/
PROCESS(shell_var_process, "var");
SHELL_COMMAND(var_command,
"var",
"var <variable>: show content of a variable",
&shell_var_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_vars_process, ev, data)
{
int i;
PROCESS_BEGIN();
shell_output_str(&vars_command, "Variables in RAM:", "");
for(i = 0; i < symbols_nelts; ++i) {
if(symbols[i].name != NULL &&
(unsigned int)symbols[i].value >= SHELL_VARS_RAM_BEGIN &&
(unsigned int)symbols[i].value <= SHELL_VARS_RAM_END) {
shell_output_str(&vars_command, (char *)symbols[i].name, "");
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_var_process, ev, data)
{
int i;
int j;
char numbuf[32];
PROCESS_BEGIN();
if(data == NULL) {
shell_output_str(&var_command, "syntax: var <variable name>", "");
} else {
for(i = 0; i < symbols_nelts; ++i) {
if(symbols[i].name != NULL &&
strncmp(symbols[i].name, data, strlen(symbols[i].name)) == 0) {
sprintf(numbuf, " %d", *((int *)symbols[i].value));
shell_output_str(&var_command, (char *)symbols[i].name, numbuf);
for(j = 0; j < 8 * 8; j += 8) {
sprintf(numbuf, "0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x",
((unsigned char *)symbols[i].value)[j],
((unsigned char *)symbols[i].value)[j + 1],
((unsigned char *)symbols[i].value)[j + 2],
((unsigned char *)symbols[i].value)[j + 3],
((unsigned char *)symbols[i].value)[j + 4],
((unsigned char *)symbols[i].value)[j + 5],
((unsigned char *)symbols[i].value)[j + 6],
((unsigned char *)symbols[i].value)[j + 7]);
shell_output_str(&var_command, numbuf, "");
}
PROCESS_EXIT();
}
}
shell_output_str(&var_command, data, ": variable name not found");
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
shell_vars_init(void)
{
shell_register_command(&var_command);
shell_register_command(&vars_command);
}
/*---------------------------------------------------------------------------*/