serial-shell.c

/*
 * 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-net.h>
#include <dev/serial-line.h>
#include <init.h>

#include <stdio.h>
#include <string.h>
#include <avr/pgmspace.h>

#include "shell/shell.h"

PROCESS(serial_shell_process, "Serial Shell");
INIT_PROCESS(serial_shell_process);

void shell_default_output(PGM_P fmt, va_list args) {
	vfprintf_P(stdout, fmt, args);
}

void shell_prompt_P(PGM_P str) {
#if CONFIG_LIB_CONTIKI_IPV6
	printf_P(PSTR("\r\x1b[2K\x1b[01;34m%S\x1b[00m"), str);
#else
	printf_P(PSTR("\r\x1b[2K\x1b[01;34m%d.%d: %S\x1b[00m"),
		uip_hostaddr.u8[2], uip_hostaddr.u8[3], str);
#endif
}

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();
}