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Added radio signal strength simulation

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adamdunkels 2006-10-06 08:25:30 +00:00
parent d2172da359
commit 0e8cdd9e8e
10 changed files with 167 additions and 58 deletions
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61
platform/netsim/net/ethernode-drv.c
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@ -1,36 +1,36 @@
/*
* Copyright (c) 2004, Swedish Institute of Computer Science.
* All rights reserved.
* 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.
* 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 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>
*
* $Id: ethernode-drv.c,v 1.1 2006/06/17 22:41:36 adamdunkels Exp $
* $Id: ethernode-drv.c,v 1.2 2006/10/06 08:25:31 adamdunkels Exp $
*/
#include "contiki.h"
@ -41,6 +41,8 @@
#include "net/hc.h"
#include "net/tapdev.h"
#include "node-id.h"
PROCESS(ethernode_drv_process, "Ethernode driver");
enum { NULLEVENT };
@ -49,14 +51,13 @@ u8_t
ethernode_drv_send(void)
{
uip_len = hc_compress();
/* uip_len = hc_inflate();*/
return ethernode_send();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(ethernode_drv_process, ev, data)
{
/* static int drop = 0; */
static int drop = 3;
PROCESS_BEGIN();
while(1) {
@ -67,11 +68,11 @@ PROCESS_THREAD(ethernode_drv_process, ev, data)
uip_len = ethernode_poll();
if(uip_len > 0) {
/* printf("%d: new packet len %d\n", node_id, uip_len);*/
/* if(drop++ >= (random_rand() % 10)) {
/* if((random_rand() % drop) <= drop / 2) {
printf("Bropp\n");
drop = 0;
} else*/ {
} else*/ {
uip_len = hc_inflate();