nes-proj/os/net/nullnet/nullnet.h

76 lines
2.4 KiB
C

/*
* Copyright (c) 2017, RISE SICS.
* 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.
*
*/
/**
* \file
* NullNet, a minimal network layer.
* \author
* Simon Duquennoy <simon.duquennoy@ri.se>
*
*/
/**
* \ingroup net-layer
* \addtogroup nullnet
A network layer that does nothing. Useful for lower-layer testing and
for non-IPv6 scenarios.
* @{
*/
#ifndef NULLNET_H_
#define NULLNET_H_
#include "contiki.h"
#include "net/linkaddr.h"
/**
* Buffer used by the output function
*/
extern uint8_t *nullnet_buf;
extern uint16_t nullnet_len;
/**
* Function prototype for NullNet input callback
*/
typedef void (* nullnet_input_callback)(const void *data, uint16_t len,
const linkaddr_t *src, const linkaddr_t *dest);
/**
* Set input callback for NullNet
*
* \param callback The input callback
*/
void nullnet_set_input_callback(nullnet_input_callback callback);
#endif /* NULLNET_H_ */
/** @} */