osd-contiki/apps/serial-shell/serial-shell.c
2011-08-08 22:26:44 +02:00

112 lines
3.4 KiB
C

/**
* \addtogroup shell
* @{
*/
/*
* 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: serial-shell.c,v 1.5 2009/03/17 15:56:32 adamdunkels Exp $
*/
/**
* \file
* A shell back-end for the serial port
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki.h"
#include "shell.h"
#include "dev/serial-line.h"
#include "net/rime.h"
#include <stdio.h>
#include <string.h>
/*---------------------------------------------------------------------------*/
PROCESS(serial_shell_process, "Contiki serial shell");
/*---------------------------------------------------------------------------*/
void
shell_default_output(const char *text1, int len1, const char *text2, int len2)
{
if(text1 == NULL) {
text1 = "";
len1 = 0;
}
if(text2 == NULL) {
text2 = "";
len2 = 0;
}
/* Workaround for absence of "%.*s" format in avr-libc */
#if defined (__AVR__)
printf("%s%s\r\n", text1, text2);
#else
printf("%.*s%.*s\r\n", len1, text1, len2, text2);
#endif
}
/*---------------------------------------------------------------------------*/
void
shell_prompt(char *str)
{
printf("%d.%d: %s\r\n", rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
str);
}
/*---------------------------------------------------------------------------*/
void
shell_exit(void)
{
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(serial_shell_process, ev, data)
{
PROCESS_BEGIN();
shell_init();
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == serial_line_event_message && data != NULL);
shell_input(data, strlen(data));
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
serial_shell_init(void)
{
process_start(&serial_shell_process, NULL);
}
/*---------------------------------------------------------------------------*/
/** @} */