added common emulation classes for emulated motes
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joxe
parent
60a3fc0cae
commit
474698b36e
4 changed files with 653 additions and 0 deletions
59
tools/cooja/java/se/sics/cooja/emulatedmote/CRCCoder.java
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59
tools/cooja/java/se/sics/cooja/emulatedmote/CRCCoder.java
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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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* $Id: CRCCoder.java,v 1.1 2009/11/10 12:54:39 joxe Exp $
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*/
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package se.sics.cooja.emulatedmote;
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import org.apache.log4j.Logger;
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/**
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* Ported from contiki-2.x/core/lib/crc16.[ch].
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*
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* @author Fredrik Osterlind
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*/
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public class CRCCoder {
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private static Logger logger = Logger.getLogger(CRCCoder.class);
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/**
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* Updates given accumulated CRC16 checksum with given byte.
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*
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* @param b Byte to be added to CRC
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* @param acc Accumulated CRC that is to be updated
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* @return New accumulated CRC
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*/
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public static short crc16Add(byte b, short acc) {
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acc ^= 0xff & b;
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acc = (short) ((0xff & (acc >> 8)) | (0xff00 & (acc << 8)));
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acc ^= 0xffff & ((acc & 0xff00) << 4);
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acc ^= (0xffff & (0xff & (acc >> 8)) >> 4);
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acc ^= 0xffff & ((0xffff & (acc & 0xff00)) >>> 5);
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return acc;
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}
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}
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347
tools/cooja/java/se/sics/cooja/emulatedmote/Radio802154.java
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347
tools/cooja/java/se/sics/cooja/emulatedmote/Radio802154.java
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/*
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* Copyright (c) 2009, 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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* $Id: Radio802154.java,v 1.1 2009/11/10 12:54:39 joxe Exp $
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*/
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package se.sics.cooja.emulatedmote;
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import java.awt.BorderLayout;
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import java.awt.GridLayout;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.util.*;
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import javax.swing.*;
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import org.apache.log4j.Logger;
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import org.jdom.Element;
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import se.sics.cooja.*;
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import se.sics.cooja.interfaces.CustomDataRadio;
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import se.sics.cooja.interfaces.Position;
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import se.sics.cooja.interfaces.Radio;
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/**
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* 802.15.4 radio class for COOJA.
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*
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* @author Joakim Eriksson
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*/
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public abstract class Radio802154 extends Radio implements CustomDataRadio {
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private final static boolean DEBUG = false;
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private static Logger logger = Logger.getLogger(Radio802154.class);
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protected long lastEventTime = 0;
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protected RadioEvent lastEvent = RadioEvent.UNKNOWN;
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protected boolean isInterfered = false;
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private boolean isTransmitting = false;
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protected boolean isReceiving = false;
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// private boolean hasFailedReception = false;
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private boolean radioOn = true;
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private RadioByte lastOutgoingByte = null;
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private RadioByte lastIncomingByte = null;
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private RadioPacket lastOutgoingPacket = null;
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private RadioPacket lastIncomingPacket = null;
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// private int mode;
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protected Mote mote;
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public Radio802154(Mote mote) {
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this.mote = mote;
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}
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int len = 0;
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int expLen = 0;
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byte[] buffer = new byte[127 + 15];
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protected void handleTransmit(byte val) {
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if (len == 0) {
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lastEventTime = mote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.TRANSMISSION_STARTED;
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if (DEBUG) logger.debug("----- 802.15.4 TRANSMISSION STARTED -----");
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setChanged();
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notifyObservers();
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}
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/* send this byte to all nodes */
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lastOutgoingByte = new RadioByte(val);
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lastEventTime = mote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.CUSTOM_DATA_TRANSMITTED;
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setChanged();
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notifyObservers();
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buffer[len++] = val;
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//System.out.println("## 802.15.4: " + (val&0xff) + " transmitted...");
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if (len == 6) {
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//System.out.println("## CC2420 Packet of length: " + val + " expected...");
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expLen = val + 6;
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}
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if (len == expLen) {
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if (DEBUG) logger.debug("----- 802.15.4 CUSTOM DATA TRANSMITTED -----");
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lastOutgoingPacket = Radio802154PacketConverter.fromCC2420ToCooja(buffer);
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lastEventTime = mote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.PACKET_TRANSMITTED;
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if (DEBUG) logger.debug("----- 802.15.4 PACKET TRANSMITTED -----");
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setChanged();
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notifyObservers();
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// System.out.println("## CC2420 Transmission finished...");
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lastEventTime = mote.getSimulation().getSimulationTime();
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/*logger.debug("----- SKY TRANSMISSION FINISHED -----");*/
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lastEvent = RadioEvent.TRANSMISSION_FINISHED;
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setChanged();
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notifyObservers();
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len = 0;
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}
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}
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/* Packet radio support */
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public RadioPacket getLastPacketTransmitted() {
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return lastOutgoingPacket;
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}
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public RadioPacket getLastPacketReceived() {
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return lastIncomingPacket;
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}
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public void setReceivedPacket(RadioPacket packet) {
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}
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/* Custom data radio support */
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public Object getLastCustomDataTransmitted() {
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return lastOutgoingByte;
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}
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public Object getLastCustomDataReceived() {
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return lastIncomingByte;
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}
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public void receiveCustomData(Object data) {
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if (data instanceof RadioByte) {
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lastIncomingByte = (RadioByte) data;
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handleReceive(lastIncomingByte.getPacketData()[0]);
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}
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}
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/* General radio support */
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public boolean isTransmitting() {
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return isTransmitting;
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}
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public boolean isReceiving() {
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return isReceiving;
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}
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public boolean isInterfered() {
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return isInterfered;
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}
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protected abstract void handleReceive(byte b);
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protected abstract void handleEndOfReception();
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public abstract int getChannel();
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public abstract int getFrequency();
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public abstract boolean isReceiverOn();
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public abstract double getCurrentOutputPower();
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public abstract int getCurrentOutputPowerIndicator();
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public abstract int getOutputPowerIndicatorMax();
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public abstract double getCurrentSignalStrength();
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public abstract void setCurrentSignalStrength(double signalStrength);
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public abstract double energyConsumption();
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/* need to add a few more methods later??? */
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public void signalReceptionStart() {
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isReceiving = true;
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// cc2420.setCCA(true);
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// hasFailedReception = mode == CC2420.MODE_TXRX_OFF;
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/* TODO cc2420.setSFD(true); */
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lastEventTime = mote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.RECEPTION_STARTED;
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if (DEBUG) logger.debug("----- 802.15.4 RECEPTION STARTED -----");
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setChanged();
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notifyObservers();
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}
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public void signalReceptionEnd() {
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/* Deliver packet data */
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isReceiving = false;
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// hasFailedReception = false;
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isInterfered = false;
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// cc2420.setCCA(false);
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/* tell the receiver that the packet is ended */
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handleEndOfReception();
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lastEventTime = mote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.RECEPTION_FINISHED;
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if (DEBUG) logger.debug("----- 802.15.4 RECEPTION FINISHED -----");
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// Exception e = new IllegalStateException("Why finished?");
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// e.printStackTrace();
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setChanged();
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notifyObservers();
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}
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public RadioEvent getLastEvent() {
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return lastEvent;
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}
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public void interfereAnyReception() {
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isInterfered = true;
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isReceiving = false;
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// hasFailedReception = false;
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lastIncomingPacket = null;
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//cc2420.setCCA(true);
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/* is this ok ?? */
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handleEndOfReception();
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//recv.nextByte(false, (byte)0);
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lastEventTime = mote.getSimulation().getSimulationTime();
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lastEvent = RadioEvent.RECEPTION_INTERFERED;
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/*logger.debug("----- SKY RECEPTION INTERFERED -----");*/
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setChanged();
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notifyObservers();
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}
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public JPanel getInterfaceVisualizer() {
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// Location
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JPanel wrapperPanel = new JPanel(new BorderLayout());
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JPanel panel = new JPanel(new GridLayout(5, 2));
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final JLabel statusLabel = new JLabel("");
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final JLabel lastEventLabel = new JLabel("");
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final JLabel channelLabel = new JLabel("");
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final JLabel powerLabel = new JLabel("");
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final JLabel ssLabel = new JLabel("");
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final JButton updateButton = new JButton("Update");
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panel.add(new JLabel("STATE:"));
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panel.add(statusLabel);
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panel.add(new JLabel("LAST EVENT:"));
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panel.add(lastEventLabel);
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panel.add(new JLabel("CHANNEL:"));
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panel.add(channelLabel);
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panel.add(new JLabel("OUTPUT POWER:"));
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panel.add(powerLabel);
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panel.add(new JLabel("SIGNAL STRENGTH:"));
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JPanel smallPanel = new JPanel(new GridLayout(1, 2));
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smallPanel.add(ssLabel);
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smallPanel.add(updateButton);
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panel.add(smallPanel);
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updateButton.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
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powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
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ssLabel.setText(getCurrentSignalStrength() + " dBm");
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}
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});
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Observer observer;
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this.addObserver(observer = new Observer() {
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public void update(Observable obs, Object obj) {
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if (isTransmitting()) {
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statusLabel.setText("transmitting");
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} else if (isReceiving()) {
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statusLabel.setText("receiving");
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} else if (radioOn /* mode != CC2420.MODE_TXRX_OFF */) {
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statusLabel.setText("listening for traffic");
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} else {
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statusLabel.setText("HW off");
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}
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lastEventLabel.setText(lastEvent + " @ time=" + lastEventTime);
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channelLabel.setText(getChannel() + " (freq=" + getFrequency() + " MHz)");
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powerLabel.setText(getCurrentOutputPower() + " dBm (indicator=" + getCurrentOutputPowerIndicator() + "/" + getOutputPowerIndicatorMax() + ")");
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ssLabel.setText(getCurrentSignalStrength() + " dBm");
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}
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});
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observer.update(null, null);
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wrapperPanel.add(BorderLayout.NORTH, panel);
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// Saving observer reference for releaseInterfaceVisualizer
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wrapperPanel.putClientProperty("intf_obs", observer);
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return wrapperPanel;
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}
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public void releaseInterfaceVisualizer(JPanel panel) {
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Observer observer = (Observer) panel.getClientProperty("intf_obs");
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if (observer == null) {
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logger.fatal("Error when releasing panel, observer is null");
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return;
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}
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this.deleteObserver(observer);
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}
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||||||
|
public Mote getMote() {
|
||||||
|
return mote;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Position getPosition() {
|
||||||
|
return mote.getInterfaces().getPosition();
|
||||||
|
}
|
||||||
|
|
||||||
|
public Collection<Element> getConfigXML() {
|
||||||
|
return null;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,198 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2008, 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.
|
||||||
|
*
|
||||||
|
* $Id: Radio802154PacketConverter.java,v 1.1 2009/11/10 12:54:39 joxe Exp $
|
||||||
|
*/
|
||||||
|
|
||||||
|
package se.sics.cooja.emulatedmote;
|
||||||
|
import org.apache.log4j.Logger;
|
||||||
|
|
||||||
|
import se.sics.cooja.ConvertedRadioPacket;
|
||||||
|
import se.sics.cooja.RadioPacket;
|
||||||
|
import se.sics.cooja.util.StringUtils;
|
||||||
|
/**
|
||||||
|
* Converts radio packets between X-MAC/802.15.4 nodes and COOJA.
|
||||||
|
* Handles radio driver specifics such as length header and CRC footer.
|
||||||
|
*
|
||||||
|
* TODO: Needs to fix 802.15.4 parsing of packets to really convert them...
|
||||||
|
* @author Fredrik Osterlind, Joakim Eriksson
|
||||||
|
*/
|
||||||
|
|
||||||
|
public class Radio802154PacketConverter {
|
||||||
|
private static Logger logger = Logger.getLogger(Radio802154PacketConverter.class);
|
||||||
|
|
||||||
|
public static final boolean WITH_PREAMBLE = true;
|
||||||
|
public static final boolean WITH_SYNCH = true;
|
||||||
|
public static final boolean WITH_XMAC = true;
|
||||||
|
public static final boolean WITH_CHECKSUM = false;
|
||||||
|
public static final boolean WITH_TIMESTAMP = true;
|
||||||
|
public static final boolean WITH_FOOTER = true;
|
||||||
|
|
||||||
|
public static byte[] fromCoojaToCC2420(RadioPacket packet) {
|
||||||
|
byte cc2420Data[] = new byte[6+127];
|
||||||
|
int pos = 0;
|
||||||
|
byte packetData[] = packet.getPacketData();
|
||||||
|
byte len; /* total packet minus preamble(4), synch(1) and length(1) */
|
||||||
|
short accumulatedCRC = 0;
|
||||||
|
|
||||||
|
/* 4 bytes preamble */
|
||||||
|
if (WITH_PREAMBLE) {
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* 1 byte synch */
|
||||||
|
if (WITH_SYNCH) {
|
||||||
|
cc2420Data[pos++] = 0x7A;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* 1 byte length */
|
||||||
|
len = (byte) packetData.length;
|
||||||
|
if (WITH_XMAC) {
|
||||||
|
len += 6;
|
||||||
|
}
|
||||||
|
if (WITH_CHECKSUM) {
|
||||||
|
len += 2;
|
||||||
|
}
|
||||||
|
if (WITH_TIMESTAMP) {
|
||||||
|
len += 3;
|
||||||
|
}
|
||||||
|
if (WITH_FOOTER) {
|
||||||
|
len += 2;
|
||||||
|
}
|
||||||
|
cc2420Data[pos++] = len;
|
||||||
|
|
||||||
|
/* (TODO) 4 byte X-MAC */
|
||||||
|
if (WITH_XMAC) {
|
||||||
|
cc2420Data[pos++] = 1; /* TYPE_DATA */
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add((byte)0, accumulatedCRC);
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add((byte)0, accumulatedCRC);
|
||||||
|
cc2420Data[pos++] = 0; /* XXX sender: 0.0 */
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add((byte)0, accumulatedCRC);
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add((byte)0, accumulatedCRC);
|
||||||
|
cc2420Data[pos++] = 0; /* XXX receiver: 0.0 */
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add((byte)0, accumulatedCRC);
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add((byte)0, accumulatedCRC);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Payload */
|
||||||
|
for (byte b : packetData) {
|
||||||
|
accumulatedCRC = CRCCoder.crc16Add(b, accumulatedCRC);
|
||||||
|
}
|
||||||
|
System.arraycopy(packetData, 0, cc2420Data, pos, packetData.length);
|
||||||
|
pos += packetData.length;
|
||||||
|
|
||||||
|
/* 2 bytes checksum */
|
||||||
|
if (WITH_CHECKSUM) {
|
||||||
|
cc2420Data[pos++] = (byte) (accumulatedCRC & 0xff);
|
||||||
|
cc2420Data[pos++] = (byte) ((accumulatedCRC >> 8) & 0xff);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* (TODO) 3 bytes timestamp */
|
||||||
|
if (WITH_TIMESTAMP) {
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
cc2420Data[pos++] = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* (TODO) 2 bytes footer */
|
||||||
|
if (WITH_FOOTER) {
|
||||||
|
cc2420Data[pos++] = 0; /* RSSI */
|
||||||
|
cc2420Data[pos++] = (byte) 0x80; /* CRC and CORRELATION */
|
||||||
|
}
|
||||||
|
|
||||||
|
byte cc2420DataStripped[] = new byte[pos];
|
||||||
|
System.arraycopy(cc2420Data, 0, cc2420DataStripped, 0, pos);
|
||||||
|
|
||||||
|
/*logger.info("Data length: " + cc2420DataStripped.length);*/
|
||||||
|
return cc2420DataStripped;
|
||||||
|
}
|
||||||
|
|
||||||
|
public static ConvertedRadioPacket fromCC2420ToCooja(byte[] data) {
|
||||||
|
int pos = 0;
|
||||||
|
int len; /* Payload */
|
||||||
|
int originalLen;
|
||||||
|
|
||||||
|
/* Use some CC2420/MAC specific field such as X-MAC response */
|
||||||
|
|
||||||
|
/* (IGNORED) 4 bytes preamble */
|
||||||
|
if (WITH_PREAMBLE) {
|
||||||
|
pos += 4;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* (IGNORED) 1 byte synch */
|
||||||
|
if (WITH_SYNCH) {
|
||||||
|
pos += 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* 1 byte length */
|
||||||
|
len = data[pos];
|
||||||
|
originalLen = len;
|
||||||
|
pos += 1;
|
||||||
|
|
||||||
|
/* (IGNORED) 4 byte X-MAC */
|
||||||
|
if (WITH_XMAC) {
|
||||||
|
pos += 6;
|
||||||
|
len -= 6;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* (IGNORED) 2 bytes checksum */
|
||||||
|
if (WITH_CHECKSUM) {
|
||||||
|
len -= 2;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* (IGNORED) 3 bytes timestamp */
|
||||||
|
if (WITH_TIMESTAMP) {
|
||||||
|
len -= 3;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* (IGNORED) 2 bytes footer */
|
||||||
|
if (WITH_FOOTER) {
|
||||||
|
len -= 2;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*logger.info("Payload pos: " + pos);
|
||||||
|
logger.info("Payload length: " + len);*/
|
||||||
|
|
||||||
|
byte originalData[] = new byte[originalLen];
|
||||||
|
System.arraycopy(data, 6, originalData, 0, originalLen);
|
||||||
|
if (len < 0) {
|
||||||
|
logger.warn("No cross-level conversion available: negative packet length");
|
||||||
|
return new ConvertedRadioPacket(new byte[0], originalData);
|
||||||
|
}
|
||||||
|
byte convertedData[] = new byte[len];
|
||||||
|
System.arraycopy(data, pos, convertedData, 0, len);
|
||||||
|
return new ConvertedRadioPacket(convertedData, originalData);
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
49
tools/cooja/java/se/sics/cooja/emulatedmote/RadioByte.java
Normal file
49
tools/cooja/java/se/sics/cooja/emulatedmote/RadioByte.java
Normal file
|
|
@ -0,0 +1,49 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2009, 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.
|
||||||
|
*
|
||||||
|
* $Id: RadioByte.java,v 1.1 2009/11/10 12:54:39 joxe Exp $
|
||||||
|
*/
|
||||||
|
|
||||||
|
package se.sics.cooja.emulatedmote;
|
||||||
|
import se.sics.cooja.RadioPacket;
|
||||||
|
|
||||||
|
public class RadioByte implements RadioPacket {
|
||||||
|
private byte[] data = new byte[1];
|
||||||
|
|
||||||
|
public RadioByte(byte data) {
|
||||||
|
this.data[0] = data;
|
||||||
|
}
|
||||||
|
|
||||||
|
public RadioByte(int intData) {
|
||||||
|
this.data[0] = (byte) intData;
|
||||||
|
}
|
||||||
|
|
||||||
|
public byte[] getPacketData() {
|
||||||
|
return data;
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue