Rime driver running over UDP
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358259105e
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2 changed files with 60 additions and 24 deletions
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@ -28,12 +28,12 @@
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*
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*
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* This file is part of the Contiki operating system.
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* This file is part of the Contiki operating system.
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*
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*
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* $Id: abc-udp.c,v 1.1 2007/02/28 16:38:51 adamdunkels Exp $
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* $Id: abc-udp.c,v 1.2 2007/03/13 13:02:33 adamdunkels Exp $
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*/
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*/
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/**
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/**
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* \file
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* \file
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* Implementation of the Rime module Anonymous BroadCast (abc) using UDP local broadcast packets.
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* A Rime driver that uses UDP local broadcasts.
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* \author
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* \author
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* Adam Dunkels <adam@sics.se>
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* Adam Dunkels <adam@sics.se>
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*/
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*/
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@ -41,48 +41,31 @@
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#include "net/rime.h"
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#include "net/rime.h"
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#define PORT 8096
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#define PORT 8096
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static struct uip_udp_conn *c;
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static u8_t started;
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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PROCESS(abc_udp_process, "abc_udp");
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PROCESS(abc_udp_process, "abc_udp");
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PROCESS_THREAD(abc_udp_process, ev, data)
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PROCESS_THREAD(abc_udp_process, ev, data)
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{
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{
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struct abc_conn *c;
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struct abc_conn *c;
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c = uip_udp_new(HTONS(PORT), NULL);
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PROCESS_BEGIN();
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PROCESS_BEGIN();
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while(1) {
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while(1) {
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PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event && uip_newdata());
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PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event && uip_newdata());
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DEBUGF(0, "%d: abc_udp_process: new data %p\n", node_id, data);
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DEBUGF(0, "%d: abc_udp_process: new data %p\n", node_id, data);
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c = data;
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rimebuf_copyfrom(uip_appdata, uip_datalen());
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rimebuf_copyfrom(uip_appdata, uip_datalen());
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c->u->recv(c);
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abc_input_packet();
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}
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}
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PROCESS_END();
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PROCESS_END();
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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void
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void
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abc_setup(struct abc_conn *c, u16_t channel,
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abc_arch_send(u8_t *buf, int len)
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const struct abc_ulayer *u)
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{
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{
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if(!started) {
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uip_udp_packet_send(c, uip_buf, uip_len);
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process_start(&abc_udp_process, NULL);
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started = 1;
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}
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PROCESS_CONTEXT_BEGIN(&abc_udp_process);
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c->c = udp_broadcast_new(HTONS(PORT + channel), c);
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PROCESS_CONTEXT_END(&abc_udp_process);
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c->u = u;
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}
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/*---------------------------------------------------------------------------*/
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int
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abc_send(struct abc_conn *c)
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{
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DEBUGF(0, "%d: abc_send\n", node_id);
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uip_len = rimebuf_copyto(uip_buf);
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uip_udp_packet_send(c->c, uip_buf, uip_len);
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return 1;
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return 1;
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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53
core/net/rime/abc-udp.h
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53
core/net/rime/abc-udp.h
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@ -0,0 +1,53 @@
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/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: abc-udp.h,v 1.1 2007/03/13 13:02:33 adamdunkels Exp $
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*/
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/**
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* \addtogroup rime
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* @{
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*/
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/**
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* \file
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* Header file for a Rime driver that uses UDP local broadcasts.
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* \author
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* Adam Dunkels <adam@sics.se>
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*/
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#ifndef __ABC_UDP_H__
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#define __ABC_UDP_H__
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PROCESS_NAME(abc_udp_process);
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#endif /* __ABC_UDP_H__ */
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/** @} */
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