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Diffstat (limited to 'src/org/traccar/protocol/TeltonikaProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/TeltonikaProtocolDecoder.java597
1 files changed, 0 insertions, 597 deletions
diff --git a/src/org/traccar/protocol/TeltonikaProtocolDecoder.java b/src/org/traccar/protocol/TeltonikaProtocolDecoder.java
deleted file mode 100644
index 974d2c106..000000000
--- a/src/org/traccar/protocol/TeltonikaProtocolDecoder.java
+++ /dev/null
@@ -1,597 +0,0 @@
-/*
- * Copyright 2013 - 2019 Anton Tananaev (anton@traccar.org)
- *
- * 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 io.netty.buffer.ByteBuf;
-import io.netty.buffer.ByteBufUtil;
-import io.netty.buffer.Unpooled;
-import io.netty.channel.Channel;
-import org.traccar.BaseProtocolDecoder;
-import org.traccar.Context;
-import org.traccar.DeviceSession;
-import org.traccar.NetworkMessage;
-import org.traccar.Protocol;
-import org.traccar.helper.BitUtil;
-import org.traccar.helper.Checksum;
-import org.traccar.helper.UnitsConverter;
-import org.traccar.model.CellTower;
-import org.traccar.model.Network;
-import org.traccar.model.Position;
-
-import java.net.SocketAddress;
-import java.nio.charset.StandardCharsets;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
-
-public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
-
- private static final int IMAGE_PACKET_MAX = 2048;
-
- private boolean connectionless;
- private boolean extended;
- private Map<Long, ByteBuf> photos = new HashMap<>();
-
- public void setExtended(boolean extended) {
- this.extended = extended;
- }
-
- public TeltonikaProtocolDecoder(Protocol protocol, boolean connectionless) {
- super(protocol);
- this.connectionless = connectionless;
- this.extended = Context.getConfig().getBoolean(getProtocolName() + ".extended");
- }
-
- private void parseIdentification(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
-
- int length = buf.readUnsignedShort();
- String imei = buf.toString(buf.readerIndex(), length, StandardCharsets.US_ASCII);
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
-
- if (channel != null) {
- ByteBuf response = Unpooled.buffer(1);
- if (deviceSession != null) {
- response.writeByte(1);
- } else {
- response.writeByte(0);
- }
- channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
- }
- }
-
- public static final int CODEC_GH3000 = 0x07;
- public static final int CODEC_8 = 0x08;
- public static final int CODEC_8_EXT = 0x8E;
- public static final int CODEC_12 = 0x0C;
- public static final int CODEC_16 = 0x10;
-
- private void sendImageRequest(Channel channel, SocketAddress remoteAddress, long id, int offset, int size) {
- if (channel != null) {
- ByteBuf response = Unpooled.buffer();
- response.writeInt(0);
- response.writeShort(0);
- response.writeShort(19); // length
- response.writeByte(CODEC_12);
- response.writeByte(1); // nod
- response.writeByte(0x0D); // camera
- response.writeInt(11); // payload length
- response.writeByte(2); // command
- response.writeInt((int) id);
- response.writeInt(offset);
- response.writeShort(size);
- response.writeByte(1); // nod
- response.writeShort(0);
- response.writeShort(Checksum.crc16(
- Checksum.CRC16_IBM, response.nioBuffer(8, response.readableBytes() - 10)));
- channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
- }
- }
-
- private void decodeSerial(Channel channel, SocketAddress remoteAddress, Position position, ByteBuf buf) {
-
- getLastLocation(position, null);
-
- int type = buf.readUnsignedByte();
- if (type == 0x0D) {
-
- buf.readInt(); // length
- int subtype = buf.readUnsignedByte();
- if (subtype == 0x01) {
-
- long photoId = buf.readUnsignedInt();
- ByteBuf photo = Unpooled.buffer(buf.readInt());
- photos.put(photoId, photo);
- sendImageRequest(
- channel, remoteAddress, photoId,
- 0, Math.min(IMAGE_PACKET_MAX, photo.capacity()));
-
- } else if (subtype == 0x02) {
-
- long photoId = buf.readUnsignedInt();
- buf.readInt(); // offset
- ByteBuf photo = photos.get(photoId);
- photo.writeBytes(buf, buf.readUnsignedShort());
- if (photo.writableBytes() > 0) {
- sendImageRequest(
- channel, remoteAddress, photoId,
- photo.writerIndex(), Math.min(IMAGE_PACKET_MAX, photo.writableBytes()));
- } else {
- String uniqueId = Context.getIdentityManager().getById(position.getDeviceId()).getUniqueId();
- photos.remove(photoId);
- try {
- position.set(Position.KEY_IMAGE, Context.getMediaManager().writeFile(uniqueId, photo, "jpg"));
- } finally {
- photo.release();
- }
- }
-
- }
-
- } else {
-
- position.set(Position.KEY_TYPE, type);
- position.set(Position.KEY_RESULT, buf.readSlice(buf.readInt()).toString(StandardCharsets.US_ASCII));
-
- }
- }
-
- private long readValue(ByteBuf buf, int length, boolean signed) {
- switch (length) {
- case 1:
- return signed ? buf.readByte() : buf.readUnsignedByte();
- case 2:
- return signed ? buf.readShort() : buf.readUnsignedShort();
- case 4:
- return signed ? buf.readInt() : buf.readUnsignedInt();
- default:
- return buf.readLong();
- }
- }
-
- private void decodeOtherParameter(Position position, int id, ByteBuf buf, int length) {
- switch (id) {
- case 1:
- case 2:
- case 3:
- case 4:
- position.set("di" + id, readValue(buf, length, false));
- break;
- case 9:
- position.set(Position.PREFIX_ADC + 1, readValue(buf, length, false));
- break;
- case 17:
- position.set("axisX", readValue(buf, length, true));
- break;
- case 18:
- position.set("axisY", readValue(buf, length, true));
- break;
- case 19:
- position.set("axisZ", readValue(buf, length, true));
- break;
- case 21:
- position.set(Position.KEY_RSSI, readValue(buf, length, false));
- break;
- case 25:
- case 26:
- case 27:
- case 28:
- position.set(Position.PREFIX_TEMP + (id - 24), readValue(buf, length, true) * 0.1);
- break;
- case 66:
- position.set(Position.KEY_POWER, readValue(buf, length, false) * 0.001);
- break;
- case 67:
- position.set(Position.KEY_BATTERY, readValue(buf, length, false) * 0.001);
- break;
- case 69:
- position.set("gpsStatus", readValue(buf, length, false));
- break;
- case 72:
- case 73:
- case 74:
- position.set(Position.PREFIX_TEMP + (id - 71), readValue(buf, length, true) * 0.1);
- break;
- case 78:
- long driverUniqueId = readValue(buf, length, false);
- if (driverUniqueId != 0) {
- position.set(Position.KEY_DRIVER_UNIQUE_ID, String.format("%016X", driverUniqueId));
- }
- break;
- case 80:
- position.set("workMode", readValue(buf, length, false));
- break;
- case 129:
- case 130:
- case 131:
- case 132:
- case 133:
- case 134:
- String driver = id == 129 || id == 132 ? "" : position.getString("driver1");
- position.set("driver" + (id >= 132 ? 2 : 1),
- driver + buf.readSlice(length).toString(StandardCharsets.US_ASCII).trim());
- break;
- case 179:
- position.set(Position.PREFIX_OUT + 1, readValue(buf, length, false) == 1);
- break;
- case 180:
- position.set(Position.PREFIX_OUT + 2, readValue(buf, length, false) == 1);
- break;
- case 181:
- position.set(Position.KEY_PDOP, readValue(buf, length, false) * 0.1);
- break;
- case 182:
- position.set(Position.KEY_HDOP, readValue(buf, length, false) * 0.1);
- break;
- case 236:
- if (readValue(buf, length, false) == 1) {
- position.set(Position.KEY_ALARM, Position.ALARM_OVERSPEED);
- }
- break;
- case 237:
- position.set(Position.KEY_MOTION, readValue(buf, length, false) == 0);
- break;
- case 238:
- switch ((int) readValue(buf, length, false)) {
- case 1:
- position.set(Position.KEY_ALARM, Position.ALARM_ACCELERATION);
- break;
- case 2:
- position.set(Position.KEY_ALARM, Position.ALARM_BRAKING);
- break;
- case 3:
- position.set(Position.KEY_ALARM, Position.ALARM_CORNERING);
- break;
- default:
- break;
- }
- break;
- case 239:
- position.set(Position.KEY_IGNITION, readValue(buf, length, false) == 1);
- break;
- case 240:
- position.set(Position.KEY_MOTION, readValue(buf, length, false) == 1);
- break;
- case 241:
- position.set(Position.KEY_OPERATOR, readValue(buf, length, false));
- break;
- default:
- position.set(Position.PREFIX_IO + id, readValue(buf, length, false));
- break;
- }
- }
-
- private void decodeGh3000Parameter(Position position, int id, ByteBuf buf, int length) {
- switch (id) {
- case 1:
- position.set(Position.KEY_BATTERY_LEVEL, readValue(buf, length, false));
- break;
- case 2:
- position.set("usbConnected", readValue(buf, length, false) == 1);
- break;
- case 5:
- position.set("uptime", readValue(buf, length, false));
- break;
- case 20:
- position.set(Position.KEY_HDOP, readValue(buf, length, false) * 0.1);
- break;
- case 21:
- position.set(Position.KEY_VDOP, readValue(buf, length, false) * 0.1);
- break;
- case 22:
- position.set(Position.KEY_PDOP, readValue(buf, length, false) * 0.1);
- break;
- case 67:
- position.set(Position.KEY_BATTERY, readValue(buf, length, false) * 0.001);
- break;
- case 221:
- position.set("button", readValue(buf, length, false));
- break;
- case 222:
- if (readValue(buf, length, false) == 1) {
- position.set(Position.KEY_ALARM, Position.ALARM_SOS);
- }
- break;
- case 240:
- position.set(Position.KEY_MOTION, readValue(buf, length, false) == 1);
- break;
- case 244:
- position.set(Position.KEY_ROAMING, readValue(buf, length, false) == 1);
- break;
- default:
- position.set(Position.PREFIX_IO + id, readValue(buf, length, false));
- break;
- }
- }
-
- private void decodeParameter(Position position, int id, ByteBuf buf, int length, int codec) {
- if (codec == CODEC_GH3000) {
- decodeGh3000Parameter(position, id, buf, length);
- } else {
- decodeOtherParameter(position, id, buf, length);
- }
- }
-
- private void decodeNetwork(Position position) {
- long cid = position.getLong(Position.PREFIX_IO + 205);
- int lac = position.getInteger(Position.PREFIX_IO + 206);
- if (cid != 0 && lac != 0) {
- CellTower cellTower = CellTower.fromLacCid(lac, cid);
- long operator = position.getInteger(Position.KEY_OPERATOR);
- if (operator != 0) {
- cellTower.setOperator(operator);
- }
- position.setNetwork(new Network(cellTower));
- }
- }
-
- private int readExtByte(ByteBuf buf, int codec, int... codecs) {
- boolean ext = false;
- for (int c : codecs) {
- if (codec == c) {
- ext = true;
- break;
- }
- }
- if (ext) {
- return buf.readUnsignedShort();
- } else {
- return buf.readUnsignedByte();
- }
- }
-
- private void decodeLocation(Position position, ByteBuf buf, int codec) {
-
- int globalMask = 0x0f;
-
- if (codec == CODEC_GH3000) {
-
- long time = buf.readUnsignedInt() & 0x3fffffff;
- time += 1167609600; // 2007-01-01 00:00:00
-
- globalMask = buf.readUnsignedByte();
- if (BitUtil.check(globalMask, 0)) {
-
- position.setTime(new Date(time * 1000));
-
- int locationMask = buf.readUnsignedByte();
-
- if (BitUtil.check(locationMask, 0)) {
- position.setLatitude(buf.readFloat());
- position.setLongitude(buf.readFloat());
- }
-
- if (BitUtil.check(locationMask, 1)) {
- position.setAltitude(buf.readUnsignedShort());
- }
-
- if (BitUtil.check(locationMask, 2)) {
- position.setCourse(buf.readUnsignedByte() * 360.0 / 256);
- }
-
- if (BitUtil.check(locationMask, 3)) {
- position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
- }
-
- if (BitUtil.check(locationMask, 4)) {
- position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
- }
-
- if (BitUtil.check(locationMask, 5)) {
- CellTower cellTower = CellTower.fromLacCid(buf.readUnsignedShort(), buf.readUnsignedShort());
-
- if (BitUtil.check(locationMask, 6)) {
- cellTower.setSignalStrength((int) buf.readUnsignedByte());
- }
-
- if (BitUtil.check(locationMask, 7)) {
- cellTower.setOperator(buf.readUnsignedInt());
- }
-
- position.setNetwork(new Network(cellTower));
-
- } else {
- if (BitUtil.check(locationMask, 6)) {
- position.set(Position.KEY_RSSI, buf.readUnsignedByte());
- }
- if (BitUtil.check(locationMask, 7)) {
- position.set(Position.KEY_OPERATOR, buf.readUnsignedInt());
- }
- }
-
- } else {
-
- getLastLocation(position, new Date(time * 1000));
-
- }
-
- } else {
-
- position.setTime(new Date(buf.readLong()));
-
- position.set("priority", buf.readUnsignedByte());
-
- position.setLongitude(buf.readInt() / 10000000.0);
- position.setLatitude(buf.readInt() / 10000000.0);
- position.setAltitude(buf.readShort());
- position.setCourse(buf.readUnsignedShort());
-
- int satellites = buf.readUnsignedByte();
- position.set(Position.KEY_SATELLITES, satellites);
-
- position.setValid(satellites != 0);
-
- position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedShort()));
-
- position.set(Position.KEY_EVENT, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16));
- if (codec == CODEC_16) {
- buf.readUnsignedByte(); // generation type
- }
-
- readExtByte(buf, codec, CODEC_8_EXT); // total IO data records
-
- }
-
- // Read 1 byte data
- if (BitUtil.check(globalMask, 1)) {
- int cnt = readExtByte(buf, codec, CODEC_8_EXT);
- for (int j = 0; j < cnt; j++) {
- decodeParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 1, codec);
- }
- }
-
- // Read 2 byte data
- if (BitUtil.check(globalMask, 2)) {
- int cnt = readExtByte(buf, codec, CODEC_8_EXT);
- for (int j = 0; j < cnt; j++) {
- decodeParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 2, codec);
- }
- }
-
- // Read 4 byte data
- if (BitUtil.check(globalMask, 3)) {
- int cnt = readExtByte(buf, codec, CODEC_8_EXT);
- for (int j = 0; j < cnt; j++) {
- decodeParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 4, codec);
- }
- }
-
- // Read 8 byte data
- if (codec == CODEC_8 || codec == CODEC_8_EXT || codec == CODEC_16) {
- int cnt = readExtByte(buf, codec, CODEC_8_EXT);
- for (int j = 0; j < cnt; j++) {
- decodeOtherParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 8);
- }
- }
-
- // Read 16 byte data
- if (extended) {
- int cnt = readExtByte(buf, codec, CODEC_8_EXT);
- for (int j = 0; j < cnt; j++) {
- int id = readExtByte(buf, codec, CODEC_8_EXT, CODEC_16);
- position.set(Position.PREFIX_IO + id, ByteBufUtil.hexDump(buf.readSlice(16)));
- }
- }
-
- // Read X byte data
- if (codec == CODEC_8_EXT) {
- int cnt = buf.readUnsignedShort();
- for (int j = 0; j < cnt; j++) {
- int id = buf.readUnsignedShort();
- int length = buf.readUnsignedShort();
- if (id == 256) {
- position.set(Position.KEY_VIN, buf.readSlice(length).toString(StandardCharsets.US_ASCII));
- } else {
- position.set(Position.PREFIX_IO + id, ByteBufUtil.hexDump(buf.readSlice(length)));
- }
- }
- }
-
- decodeNetwork(position);
-
- }
-
- private List<Position> parseData(
- Channel channel, SocketAddress remoteAddress, ByteBuf buf, int locationPacketId, String... imei) {
- List<Position> positions = new LinkedList<>();
-
- if (!connectionless) {
- buf.readUnsignedInt(); // data length
- }
-
- int codec = buf.readUnsignedByte();
- int count = buf.readUnsignedByte();
-
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
-
- if (deviceSession == null) {
- return null;
- }
-
- for (int i = 0; i < count; i++) {
- Position position = new Position(getProtocolName());
-
- position.setDeviceId(deviceSession.getDeviceId());
- position.setValid(true);
-
- if (codec == CODEC_12) {
- decodeSerial(channel, remoteAddress, position, buf);
- } else {
- decodeLocation(position, buf, codec);
- }
-
- if (!position.getOutdated() || !position.getAttributes().isEmpty()) {
- positions.add(position);
- }
- }
-
- if (channel != null) {
- if (connectionless) {
- ByteBuf response = Unpooled.buffer();
- response.writeShort(5);
- response.writeShort(0);
- response.writeByte(0x01);
- response.writeByte(locationPacketId);
- response.writeByte(count);
- channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
- } else {
- ByteBuf response = Unpooled.buffer();
- response.writeInt(count);
- channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
- }
- }
-
- return positions.isEmpty() ? null : positions;
- }
-
- @Override
- protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
-
- ByteBuf buf = (ByteBuf) msg;
-
- if (connectionless) {
- return decodeUdp(channel, remoteAddress, buf);
- } else {
- return decodeTcp(channel, remoteAddress, buf);
- }
- }
-
- private Object decodeTcp(Channel channel, SocketAddress remoteAddress, ByteBuf buf) throws Exception {
-
- if (buf.getUnsignedShort(0) > 0) {
- parseIdentification(channel, remoteAddress, buf);
- } else {
- buf.skipBytes(4);
- return parseData(channel, remoteAddress, buf, 0);
- }
-
- return null;
- }
-
- private Object decodeUdp(Channel channel, SocketAddress remoteAddress, ByteBuf buf) throws Exception {
-
- buf.readUnsignedShort(); // length
- buf.readUnsignedShort(); // packet id
- buf.readUnsignedByte(); // packet type
- int locationPacketId = buf.readUnsignedByte();
- String imei = buf.readSlice(buf.readUnsignedShort()).toString(StandardCharsets.US_ASCII);
-
- return parseData(channel, remoteAddress, buf, locationPacketId, imei);
-
- }
-
-}