diff options
Diffstat (limited to 'src/org/traccar/protocol/GalileoProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/GalileoProtocolDecoder.java | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/src/org/traccar/protocol/GalileoProtocolDecoder.java b/src/org/traccar/protocol/GalileoProtocolDecoder.java deleted file mode 100644 index 3944b37de..000000000 --- a/src/org/traccar/protocol/GalileoProtocolDecoder.java +++ /dev/null @@ -1,305 +0,0 @@ -/* - * Copyright 2013 - 2017 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 org.jboss.netty.buffer.ChannelBuffer; -import org.jboss.netty.buffer.ChannelBuffers; -import org.jboss.netty.channel.Channel; -import org.traccar.BaseProtocolDecoder; -import org.traccar.DeviceSession; -import org.traccar.model.Position; - -import java.net.SocketAddress; -import java.nio.ByteOrder; -import java.nio.charset.StandardCharsets; -import java.util.Date; -import java.util.HashMap; -import java.util.HashSet; -import java.util.LinkedList; -import java.util.List; -import java.util.Map; -import java.util.Set; - -public class GalileoProtocolDecoder extends BaseProtocolDecoder { - - public GalileoProtocolDecoder(GalileoProtocol protocol) { - super(protocol); - } - - private static final Map<Integer, Integer> TAG_LENGTH_MAP = new HashMap<>(); - - static { - int[] l1 = { - 0x01, 0x02, 0x35, 0x43, 0xc4, 0xc5, 0xc6, 0xc7, - 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, - 0xd0, 0xd1, 0xd2, 0xd5, 0x88, 0x8a, 0x8b, 0x8c, - 0xa0, 0xaf, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, - 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae - }; - int[] l2 = { - 0x04, 0x10, 0x34, 0x40, 0x41, 0x42, 0x45, 0x46, - 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x60, 0x61, - 0x62, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, - 0x77, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, - 0xb7, 0xb8, 0xb9, 0xd6, 0xd7, 0xd8, 0xd9, 0xda - }; - int[] l3 = { - 0x63, 0x64, 0x6f, 0x5d, 0x65, 0x66, 0x67, 0x68, - 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e - }; - int[] l4 = { - 0x20, 0x33, 0x44, 0x90, 0xc0, 0xc2, 0xc3, 0xd3, - 0xd4, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xf0, 0xf9, - 0x5a, 0x47, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, - 0xf7, 0xf8, 0xe2, 0xe9 - }; - for (int i : l1) { - TAG_LENGTH_MAP.put(i, 1); - } - for (int i : l2) { - TAG_LENGTH_MAP.put(i, 2); - } - for (int i : l3) { - TAG_LENGTH_MAP.put(i, 3); - } - for (int i : l4) { - TAG_LENGTH_MAP.put(i, 4); - } - TAG_LENGTH_MAP.put(0x5b, 7); // variable length - TAG_LENGTH_MAP.put(0x5c, 68); - } - - private static int getTagLength(int tag) { - Integer length = TAG_LENGTH_MAP.get(tag); - if (length == null) { - throw new IllegalArgumentException("Unknown tag: " + tag); - } - return length; - } - - 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); - } - } - - private void decodeTag(Position position, ChannelBuffer buf, int tag) { - switch (tag) { - case 0x01: - position.set(Position.KEY_VERSION_HW, buf.readUnsignedByte()); - break; - case 0x02: - position.set(Position.KEY_VERSION_FW, buf.readUnsignedByte()); - break; - case 0x04: - position.set("deviceId", buf.readUnsignedShort()); - break; - case 0x10: - position.set(Position.KEY_INDEX, buf.readUnsignedShort()); - break; - case 0x20: - position.setTime(new Date(buf.readUnsignedInt() * 1000)); - break; - case 0x33: - position.setSpeed(buf.readUnsignedShort() * 0.0539957); - position.setCourse(buf.readUnsignedShort() * 0.1); - break; - case 0x34: - position.setAltitude(buf.readShort()); - break; - case 0x40: - position.set(Position.KEY_STATUS, buf.readUnsignedShort()); - break; - case 0x41: - position.set(Position.KEY_POWER, buf.readUnsignedShort()); - break; - case 0x42: - position.set(Position.KEY_BATTERY, buf.readUnsignedShort()); - break; - case 0x43: - position.set(Position.KEY_DEVICE_TEMP, buf.readByte()); - break; - case 0x44: - position.set(Position.KEY_ACCELERATION, buf.readUnsignedInt()); - break; - case 0x45: - position.set(Position.KEY_OUTPUT, buf.readUnsignedShort()); - break; - case 0x46: - position.set(Position.KEY_INPUT, buf.readUnsignedShort()); - break; - case 0x50: - case 0x51: - case 0x52: - case 0x53: - case 0x54: - case 0x55: - case 0x56: - case 0x57: - position.set(Position.PREFIX_ADC + (tag - 0x50), buf.readUnsignedShort()); - break; - case 0x58: - position.set("rs2320", buf.readUnsignedShort()); - break; - case 0x59: - position.set("rs2321", buf.readUnsignedShort()); - break; - case 0xc0: - position.set("fuelTotal", buf.readUnsignedInt() * 0.5); - break; - case 0xc1: - position.set(Position.KEY_FUEL_LEVEL, buf.readUnsignedByte() * 0.4); - position.set(Position.PREFIX_TEMP + 1, buf.readUnsignedByte() - 40); - position.set(Position.KEY_RPM, buf.readUnsignedShort() * 0.125); - break; - case 0xc2: - position.set("canB0", buf.readUnsignedInt()); - break; - case 0xc3: - position.set("canB1", buf.readUnsignedInt()); - break; - case 0xc4: - case 0xc5: - case 0xc6: - case 0xc7: - case 0xc8: - case 0xc9: - case 0xca: - case 0xcb: - case 0xcc: - case 0xcd: - case 0xce: - case 0xcf: - case 0xd0: - case 0xd1: - case 0xd2: - position.set("can8Bit" + (tag - 0xc4), buf.readUnsignedByte()); - break; - case 0xd6: - case 0xd7: - case 0xd8: - case 0xd9: - case 0xda: - position.set("can16Bit" + (tag - 0xd6), buf.readUnsignedShort()); - break; - case 0xdb: - case 0xdc: - case 0xdd: - case 0xde: - case 0xdf: - position.set("can32Bit" + (tag - 0xdb), buf.readUnsignedInt()); - break; - case 0xd4: - position.set(Position.KEY_ODOMETER, buf.readUnsignedInt()); - break; - case 0xe0: - position.set(Position.KEY_INDEX, buf.readUnsignedInt()); - break; - case 0xe1: - position.set(Position.KEY_RESULT, - buf.readBytes(buf.readUnsignedByte()).toString(StandardCharsets.US_ASCII)); - break; - case 0xe2: - case 0xe3: - case 0xe4: - case 0xe5: - case 0xe6: - case 0xe7: - case 0xe8: - case 0xe9: - position.set("userData" + (tag - 0xe2), buf.readUnsignedInt()); - break; - case 0xea: - position.set("userDataArray", ChannelBuffers.hexDump(buf.readBytes(buf.readUnsignedByte()))); - break; - default: - buf.skipBytes(getTagLength(tag)); - break; - } - } - - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ChannelBuffer buf = (ChannelBuffer) msg; - - buf.readUnsignedByte(); // header - int length = (buf.readUnsignedShort() & 0x7fff) + 3; - - List<Position> positions = new LinkedList<>(); - Set<Integer> tags = new HashSet<>(); - boolean hasLocation = false; - - DeviceSession deviceSession = null; - Position position = new Position(); - - while (buf.readerIndex() < length) { - - // Check if new message started - int tag = buf.readUnsignedByte(); - if (tags.contains(tag)) { - if (hasLocation && position.getFixTime() != null) { - positions.add(position); - } - tags.clear(); - hasLocation = false; - position = new Position(); - } - tags.add(tag); - - if (tag == 0x03) { - deviceSession = getDeviceSession( - channel, remoteAddress, buf.readBytes(15).toString(StandardCharsets.US_ASCII)); - } else if (tag == 0x30) { - hasLocation = true; - position.setValid((buf.readUnsignedByte() & 0xf0) == 0x00); - position.setLatitude(buf.readInt() / 1000000.0); - position.setLongitude(buf.readInt() / 1000000.0); - } else { - decodeTag(position, buf, tag); - } - - } - - if (hasLocation && position.getFixTime() != null) { - positions.add(position); - } else if (position.getAttributes().containsKey(Position.KEY_RESULT)) { - getLastLocation(position, null); - positions.add(position); - } - - if (deviceSession == null) { - deviceSession = getDeviceSession(channel, remoteAddress); - if (deviceSession == null) { - return null; - } - } - - sendReply(channel, buf.readUnsignedShort()); - - for (Position p : positions) { - p.setProtocol(getProtocolName()); - p.setDeviceId(deviceSession.getDeviceId()); - } - - return positions.isEmpty() ? null : positions; - } - -} |