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Rime driver running over UDP

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This commit is contained in:
adamdunkels 2007-03-13 13:02:33 +00:00
parent 358259105e
commit ba1dc7105f
2 changed files with 60 additions and 24 deletions
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31
core/net/rime/abc-udp.c
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@ -28,12 +28,12 @@
*
* This file is part of the Contiki operating system.
*
* $Id: abc-udp.c,v 1.1 2007/02/28 16:38:51 adamdunkels Exp $
* $Id: abc-udp.c,v 1.2 2007/03/13 13:02:33 adamdunkels Exp $
*/
/**
* \file
* Implementation of the Rime module Anonymous BroadCast (abc) using UDP local broadcast packets.
* A Rime driver that uses UDP local broadcasts.
* \author
* Adam Dunkels <adam@sics.se>
*/
@ -41,48 +41,31 @@
#include "net/rime.h"
#define PORT 8096
static u8_t started;
static struct uip_udp_conn *c;
/*---------------------------------------------------------------------------*/
PROCESS(abc_udp_process, "abc_udp");
PROCESS_THREAD(abc_udp_process, ev, data)
{
struct abc_conn *c;
c = uip_udp_new(HTONS(PORT), NULL);
PROCESS_BEGIN();
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event && uip_newdata());
DEBUGF(0, "%d: abc_udp_process: new data %p\n", node_id, data);
c = data;
rimebuf_copyfrom(uip_appdata, uip_datalen());
c->u->recv(c);
abc_input_packet();
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
abc_setup(struct abc_conn *c, u16_t channel,
const struct abc_ulayer *u)
abc_arch_send(u8_t *buf, int len)
{
if(!started) {
process_start(&abc_udp_process, NULL);
started = 1;
}
PROCESS_CONTEXT_BEGIN(&abc_udp_process);
c->c = udp_broadcast_new(HTONS(PORT + channel), c);
PROCESS_CONTEXT_END(&abc_udp_process);
c->u = u;
}
/*---------------------------------------------------------------------------*/
int
abc_send(struct abc_conn *c)
{
DEBUGF(0, "%d: abc_send\n", node_id);
uip_len = rimebuf_copyto(uip_buf);
uip_udp_packet_send(c->c, uip_buf, uip_len);
uip_udp_packet_send(c, uip_buf, uip_len);
return 1;
}
/*---------------------------------------------------------------------------*/

53
core/net/rime/abc-udp.h Normal file
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@ -0,0 +1,53 @@
/*
* Copyright (c) 2007, 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.
*
* $Id: abc-udp.h,v 1.1 2007/03/13 13:02:33 adamdunkels Exp $
*/
/**
* \addtogroup rime
* @{
*/
/**
* \file
* Header file for a Rime driver that uses UDP local broadcasts.
* \author
* Adam Dunkels <adam@sics.se>
*/
#ifndef __ABC_UDP_H__
#define __ABC_UDP_H__
PROCESS_NAME(abc_udp_process);
#endif /* __ABC_UDP_H__ */
/** @} */