From 07e0eee1f77f5ee502304c447e6126b3ae58e386 Mon Sep 17 00:00:00 2001 From: fros4943 Date: Wed, 3 Feb 2010 09:25:52 +0000 Subject: [PATCH] application-level mote that imitates the behavior of Rime's anonymous broadcast example in /examples/rime/example-abc. --- .../examples/appmote_rimeabc/RimeABC.java | 138 ++++++++++++++++++ .../cooja/examples/appmote_rimeabc/build.xml | 19 +++ 2 files changed, 157 insertions(+) create mode 100644 tools/cooja/examples/appmote_rimeabc/RimeABC.java create mode 100644 tools/cooja/examples/appmote_rimeabc/build.xml diff --git a/tools/cooja/examples/appmote_rimeabc/RimeABC.java b/tools/cooja/examples/appmote_rimeabc/RimeABC.java new file mode 100644 index 000000000..64db2898b --- /dev/null +++ b/tools/cooja/examples/appmote_rimeabc/RimeABC.java @@ -0,0 +1,138 @@ +/* + * Copyright (c) 2010, 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. + * + * + */ + +import java.util.Random; + +import se.sics.cooja.COOJARadioPacket; +import se.sics.cooja.MoteTimeEvent; +import se.sics.cooja.MoteType; +import se.sics.cooja.RadioPacket; +import se.sics.cooja.Simulation; +import se.sics.cooja.interfaces.ApplicationLED; +import se.sics.cooja.interfaces.ApplicationRadio; +import se.sics.cooja.motes.AbstractApplicationMote; + +/** + * Example application-level mote. + * Imitates the same behavior as /examples/rime/example-abc.c. + * + * This mote is simulated in COOJA via the Imported App Mote Type. + * + * @author Fredrik Osterlind + */ +public class RimeABC extends AbstractApplicationMote { + + private Simulation simulation = null; + private Random random = null; + private ApplicationRadio radio = null; + private ApplicationLED leds = null; + + private final static byte RIME_CHANNEL1 = (byte) 128; + private final static byte RIME_CHANNEL2 = (byte) 0; + private final static RadioPacket RIME_ABC_DATA = + new COOJARadioPacket(new byte[] { + RIME_CHANNEL1, RIME_CHANNEL2, + 'H', 'e', 'l', 'l', 'o', '\0' + }); + + public RimeABC() { + super(); + } + + public RimeABC(MoteType moteType, Simulation simulation) { + super(moteType, simulation); + } + + public void execute(long time) { + /*System.out.println(this + ": execute(" + time + ")");*/ + + if (radio == null) { + simulation = getSimulation(); + random = simulation.getRandomGenerator(); + radio = (ApplicationRadio) getInterfaces().getRadio(); + leds = (ApplicationLED) getInterfaces().getLED(); + } + + /* Delay 2-4 seconds */ + simulation.scheduleEvent( + transmitEvent, + simulation.getSimulationTime() + + (2000 + random.nextInt(2000))*Simulation.MILLISECOND + ); + } + + private MoteTimeEvent transmitEvent = new MoteTimeEvent(this, 0) { + public void execute(long t) { + /* Transmit Rime abc radio packet. + * sentPacket is called when transmission finishes. */ + radio.startTransmittingPacket( + RIME_ABC_DATA, 1*Simulation.MILLISECOND); + + /* Turn on red LED */ + leds.setLED(ApplicationLED.LEDS_RED); + } + }; + + public void receivedPacket(RadioPacket p) { + byte[] packetData = p.getPacketData(); + if (packetData.length < 3) { + /* Too small */ + return; + } + if (packetData[0] != RIME_CHANNEL1 || packetData[1] != RIME_CHANNEL2) { + /* Wrong Rime channel */ + return; + } + + byte[] noHeader = new byte[packetData.length-2-1]; + System.arraycopy(packetData, 2, noHeader, 0, noHeader.length); + String test = new String(noHeader); + System.out.println(this + ": abc message received '" + test + "'"); + + /* Turn on green LED */ + leds.setLED(ApplicationLED.LEDS_GREEN); + } + + public void sentPacket(RadioPacket p) { + System.out.println(this + ": abc message sent"); + requestImmediateWakeup(); /* Triggers execute method */ + } + + public String toString() { + return "App Rime ABC " + getID(); + } + + public boolean tick(long simTime) { + /* Obsolete method */ + return false; + } +} + diff --git a/tools/cooja/examples/appmote_rimeabc/build.xml b/tools/cooja/examples/appmote_rimeabc/build.xml new file mode 100644 index 000000000..7ca5753d2 --- /dev/null +++ b/tools/cooja/examples/appmote_rimeabc/build.xml @@ -0,0 +1,19 @@ + + + + + + + + + + + + + + + + + + +