nes-proj/apps/slip-cmd/cmd.c

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/*
* Copyright (c) 2011, 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.
*/
/**
* \file
* A brief description of what this file is
* \author
* Niclas Finne <nfi@sics.se>
* Joakim Eriksson <joakime@sics.se>
*/
#include "cmd.h"
#ifndef CMD_CONF_OUTPUT
#define CMD_OUTPUT slip_cmd_input
#else
#define CMD_OUTPUT CMD_CONF_OUTPUT
#endif /* CMD_CONF_OUTPUT */
void CMD_OUTPUT(const uint8_t *data, int data_len);
extern cmd_handler_t cmd_handlers[];
/*---------------------------------------------------------------------------*/
void
cmd_input(const uint8_t *data, int data_len)
{
int i;
for(i = 0; cmd_handlers[i] != NULL; i++) {
if(cmd_handlers[i](data, data_len)) {
/* Command has been handled */
return;
}
}
/* Unknown command */
cmd_send((uint8_t *)"EUnknown command", 16);
}
/*---------------------------------------------------------------------------*/
void
cmd_send(const uint8_t *data, int data_len)
{
CMD_OUTPUT(data, data_len);
}
/*---------------------------------------------------------------------------*/