nes-proj/core/net/rime/abc.c

116 lines
3.6 KiB
C

/**
* \addtogroup rimeabc
* @{
*/
/*
* Copyright (c) 2004, 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.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
/**
* \file
* Anonymous best-effort local area Broad Cast (abc)
* \author
* Adam Dunkels <adam@sics.se>
*/
#include "contiki-net.h"
#include "net/rime/rime.h"
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
#else
#define PRINTF(...)
#endif
static const struct packetbuf_attrlist attributes[] =
{ ABC_ATTRIBUTES PACKETBUF_ATTR_LAST };
/*---------------------------------------------------------------------------*/
void
abc_open(struct abc_conn *c, uint16_t channelno,
const struct abc_callbacks *callbacks)
{
channel_open(&c->channel, channelno);
c->u = callbacks;
channel_set_attributes(channelno, attributes);
}
/*---------------------------------------------------------------------------*/
void
abc_close(struct abc_conn *c)
{
channel_close(&c->channel);
}
/*---------------------------------------------------------------------------*/
int
abc_send(struct abc_conn *c)
{
PRINTF("%d.%d: abc: abc_send on channel %d\n",
linkaddr_node_addr.u8[0],linkaddr_node_addr.u8[1],
c->channel.channelno);
return rime_output(&c->channel);
}
/*---------------------------------------------------------------------------*/
void
abc_input(struct channel *channel)
{
struct abc_conn *c = (struct abc_conn *)channel;
PRINTF("%d.%d: abc: abc_input_packet on channel %d\n",
linkaddr_node_addr.u8[0],linkaddr_node_addr.u8[1],
channel->channelno);
if(c->u->recv) {
c->u->recv(c);
}
}
/*---------------------------------------------------------------------------*/
void
abc_sent(struct channel *channel, int status, int num_tx)
{
struct abc_conn *c = (struct abc_conn *)channel;
PRINTF("%d.%d: abc: abc_sent on channel %d\n",
linkaddr_node_addr.u8[0],linkaddr_node_addr.u8[1],
channel->channelno);
if(c->u->sent) {
c->u->sent(c, status, num_tx);
}
}
/*---------------------------------------------------------------------------*/
/** @} */