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

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/*
* 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.
*
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* $Id: shell-coffee.c,v 1.2 2008/07/03 21:13:13 adamdunkels Exp $
*/
/**
* \file
* CFS Coffee-specific Contiki shell commands
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki.h"
#include "shell-coffee.h"
#include "cfs/cfs-coffee.h"
#include <stdio.h>
#include <string.h>
/*---------------------------------------------------------------------------*/
PROCESS(shell_format_process, "format");
SHELL_COMMAND(format_command,
"format",
"format: format the flash-based Coffee file system",
&shell_format_process);
PROCESS(shell_rm_process, "rm");
SHELL_COMMAND(rm_command,
"rm",
"rm <filename>: remove the file named filename",
&shell_rm_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_format_process, ev, data)
{
struct shell_input *input;
PROCESS_BEGIN();
shell_output_str(&format_command, "format: this command will erase all files. Do you want to format? [y/n]", "");
PROCESS_WAIT_EVENT_UNTIL(ev == shell_event_input);
input = data;
if(input->len1 > 0 &&
(input->data1[0] == 'y' || input->data1[0] == 'Y')) {
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shell_output_str(&format_command, "format: formatting file system, please wait...", "");
if(cfs_coffee_format() == 0) {
shell_output_str(&format_command, "format: formatting complete", "");
} else {
shell_output_str(&format_command, "format: formatting failed", "");
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(shell_rm_process, ev, data)
{
PROCESS_BEGIN();
if(data != NULL) {
cfs_coffee_remove(data);
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
shell_coffee_init(void)
{
shell_register_command(&format_command);
shell_register_command(&rm_command);
}
/*---------------------------------------------------------------------------*/