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authorAnton Tananaev <anton.tananaev@gmail.com>2013-03-19 22:15:35 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2013-03-19 22:15:35 +1300
commit572dfddfb64f99dbfde60fda628bba327c245465 (patch)
treebd31bb44564b1738ddbfd2d70cf1b3a538e33b7d /src
parentd4f33f724b82154e3dd6f8fb8546cbc37b164ba5 (diff)
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Add Galileo protocol
Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/ServerManager.java15
-rw-r--r--src/org/traccar/protocol/GalileoFrameDecoder.java47
-rw-r--r--src/org/traccar/protocol/GalileoProtocolDecoder.java169
-rw-r--r--src/org/traccar/protocol/Gt02ProtocolDecoder.java9
4 files changed, 231 insertions, 9 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index 39e6a8330..9416c4183 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -139,6 +139,7 @@ public class ServerManager {
initSyrusServer("syrus");
initVt300Server("vt300");
initCellocatorServer("cellocator");
+ initGalileoServer("galileo");
// Initialize web server
if (Boolean.valueOf(properties.getProperty("http.enable"))) {
@@ -732,4 +733,18 @@ public class ServerManager {
}
}
+ private void initGalileoServer(String protocol) throws SQLException {
+ if (isProtocolEnabled(properties, protocol)) {
+ TrackerServer server = new TrackerServer(this, new ServerBootstrap(), protocol) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("frameDecoder", new GalileoFrameDecoder());
+ pipeline.addLast("objectDecoder", new GalileoProtocolDecoder(ServerManager.this));
+ }
+ };
+ server.setEndianness(ByteOrder.LITTLE_ENDIAN);
+ serverList.add(server);
+ }
+ }
+
}
diff --git a/src/org/traccar/protocol/GalileoFrameDecoder.java b/src/org/traccar/protocol/GalileoFrameDecoder.java
new file mode 100644
index 000000000..41a895553
--- /dev/null
+++ b/src/org/traccar/protocol/GalileoFrameDecoder.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2013 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.protocol;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.frame.FrameDecoder;
+
+public class GalileoFrameDecoder extends FrameDecoder {
+
+ private static final int MESSAGE_MINIMUM_LENGTH = 5;
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx,
+ Channel channel,
+ ChannelBuffer buf) throws Exception {
+
+ // Check minimum length
+ if (buf.readableBytes() < MESSAGE_MINIMUM_LENGTH) {
+ return null;
+ }
+
+ // Read packet
+ int length = buf.getUnsignedShort(buf.readerIndex() + 1) & 0x7fff;
+ if (buf.readableBytes() >= (length + MESSAGE_MINIMUM_LENGTH)) {
+ return buf.readBytes(length + MESSAGE_MINIMUM_LENGTH);
+ }
+
+ return null;
+ }
+
+}
diff --git a/src/org/traccar/protocol/GalileoProtocolDecoder.java b/src/org/traccar/protocol/GalileoProtocolDecoder.java
new file mode 100644
index 000000000..e4b80777e
--- /dev/null
+++ b/src/org/traccar/protocol/GalileoProtocolDecoder.java
@@ -0,0 +1,169 @@
+/*
+ * Copyright 2013 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.protocol;
+
+import java.nio.ByteOrder;
+import java.nio.charset.Charset;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.TimeZone;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.Log;
+import org.traccar.model.Position;
+
+public class GalileoProtocolDecoder extends BaseProtocolDecoder {
+
+ public GalileoProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ private static final Map<Integer, Integer> tagLengthMap = new HashMap<Integer, Integer>();
+
+ static {
+ int[] l1 = {0x01,0x02,0x35,0x43,0xc4,0xc5,0xc6,0xc7,0xc8,0xc9,0xca,0xcb,0xcc,0xcd,0xce,0xcf,0xd0,0xd1,0xd2,0xd5};
+ int[] l2 = {0x04,0x10,0x34,0x40,0x41,0x42,0x45,0x46,0x50,0x51,0x52,0x53,0x58,0x59,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0xd6,0xd7,0xd8,0xd9,0xda};
+ int[] l4 = {0x20,0x33,0x44,0x90,0xc0,0xc1,0xc2,0xc3,0xd3,0xd4,0xdb,0xdc,0xdd,0xde,0xdf};
+ for (int i : l1) { tagLengthMap.put(i, 1); }
+ for (int i : l2) { tagLengthMap.put(i, 2); }
+ for (int i : l4) { tagLengthMap.put(i, 4); }
+ }
+
+ private static int getTagLength(int tag) {
+ return tagLengthMap.get(tag);
+ }
+
+ private String readImei(ChannelBuffer buf) {
+ int b = buf.readUnsignedByte();
+ StringBuilder imei = new StringBuilder();
+ imei.append(b & 0x0F);
+ for (int i = 0; i < 7; i++) {
+ b = buf.readUnsignedByte();
+ imei.append((b & 0xF0) >> 4);
+ imei.append(b & 0x0F);
+ }
+ return imei.toString();
+ }
+
+ private static final int TAG_IMEI = 0x03;
+ private static final int TAG_DATE = 0x20;
+ private static final int TAG_COORDINATES = 0x30;
+ private static final int TAG_SPEED_COURSE = 0x33;
+ private static final int TAG_ALTITUDE = 0x34;
+ private static final int TAG_STATUS = 0x40;
+ private static final int TAG_POWER = 0x41;
+ private static final int TAG_BATTERY = 0x42;
+ private static final int TAG_MILAGE = 0xd4;
+
+
+ private void sendReply(Channel channel, int checksum) {
+ ChannelBuffer reply = ChannelBuffers.directBuffer(ByteOrder.LITTLE_ENDIAN, 3);
+ reply.writeByte(0x02);
+ reply.writeShort((short) checksum);
+ if (channel != null) {
+ channel.write(reply);
+ }
+ }
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.readUnsignedByte(); // header
+ int length = buf.readUnsignedShort() & 0x7fff + 3;
+
+ // Create new position
+ Position position = new Position();
+ StringBuilder extendedInfo = new StringBuilder("<protocol>galileo</protocol>");
+
+ while (buf.readerIndex() < length) {
+ int tag = buf.readUnsignedByte();
+ switch (tag) {
+
+ case TAG_IMEI:
+ String imei = buf.toString(buf.readerIndex(), 15, Charset.defaultCharset());
+ buf.skipBytes(imei.length());
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + imei);
+ }
+ break;
+
+ case TAG_DATE:
+ position.setTime(new Date(buf.readUnsignedInt() * 1000));
+ break;
+
+ case TAG_COORDINATES:
+ position.setValid((buf.readUnsignedByte() & 0xf0) == 0x00);
+ position.setLatitude(buf.readInt() / 1000000.0);
+ position.setLongitude(buf.readInt() / 1000000.0);
+ break;
+
+ case TAG_SPEED_COURSE:
+ position.setSpeed(buf.readUnsignedShort() * 0.0539957);
+ position.setCourse(buf.readUnsignedShort() * 0.1);
+ break;
+
+ case TAG_ALTITUDE:
+ position.setAltitude((double) buf.readShort());
+ break;
+
+ case TAG_STATUS:
+ extendedInfo.append("<status>");
+ extendedInfo.append(buf.readUnsignedShort());
+ extendedInfo.append("</status>");
+ break;
+
+ case TAG_POWER:
+ position.setPower((double) buf.readUnsignedShort());
+ break;
+
+ case TAG_BATTERY:
+ extendedInfo.append("<battery>");
+ extendedInfo.append(buf.readUnsignedShort());
+ extendedInfo.append("</battery>");
+ break;
+
+ case TAG_MILAGE:
+ extendedInfo.append("<milage>");
+ extendedInfo.append(buf.readUnsignedInt());
+ extendedInfo.append("</milage>");
+ break;
+
+ default:
+ buf.skipBytes(getTagLength(tag));
+ break;
+
+ }
+ }
+
+ sendReply(channel, buf.readUnsignedShort());
+
+ position.setExtendedInfo(extendedInfo.toString());
+ return position;
+ }
+
+}
diff --git a/src/org/traccar/protocol/Gt02ProtocolDecoder.java b/src/org/traccar/protocol/Gt02ProtocolDecoder.java
index 16b2955d5..22402ce45 100644
--- a/src/org/traccar/protocol/Gt02ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gt02ProtocolDecoder.java
@@ -26,14 +26,8 @@ import org.traccar.ServerManager;
import org.traccar.helper.Log;
import org.traccar.model.Position;
-/**
- * T55 tracker protocol decoder
- */
public class Gt02ProtocolDecoder extends BaseProtocolDecoder {
- /**
- * Initialize
- */
public Gt02ProtocolDecoder(ServerManager serverManager) {
super(serverManager);
}
@@ -53,9 +47,6 @@ public class Gt02ProtocolDecoder extends BaseProtocolDecoder {
private static final int MSG_HEARTBEAT = 0x1A;
private static final int MSG_DATA = 0x10;
- /**
- * Decode message
- */
@Override
protected Object decode(
ChannelHandlerContext ctx, Channel channel, Object msg)