diff options
Diffstat (limited to 'src/org/traccar/protocol/CellocatorProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/CellocatorProtocolDecoder.java | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/src/org/traccar/protocol/CellocatorProtocolDecoder.java b/src/org/traccar/protocol/CellocatorProtocolDecoder.java deleted file mode 100644 index d23f76a93..000000000 --- a/src/org/traccar/protocol/CellocatorProtocolDecoder.java +++ /dev/null @@ -1,177 +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.Unpooled; -import io.netty.channel.Channel; -import org.traccar.BaseProtocolDecoder; -import org.traccar.DeviceSession; -import org.traccar.NetworkMessage; -import org.traccar.Protocol; -import org.traccar.helper.DateBuilder; -import org.traccar.helper.UnitsConverter; -import org.traccar.model.Position; - -import java.net.SocketAddress; - -public class CellocatorProtocolDecoder extends BaseProtocolDecoder { - - public CellocatorProtocolDecoder(Protocol protocol) { - super(protocol); - } - - static final int MSG_CLIENT_STATUS = 0; - static final int MSG_CLIENT_PROGRAMMING = 3; - static final int MSG_CLIENT_SERIAL_LOG = 7; - static final int MSG_CLIENT_SERIAL = 8; - static final int MSG_CLIENT_MODULAR = 9; - - public static final int MSG_SERVER_ACKNOWLEDGE = 4; - - private byte commandCount; - - private void sendReply(Channel channel, SocketAddress remoteAddress, long deviceId, byte packetNumber) { - if (channel != null) { - ByteBuf reply = Unpooled.buffer(28); - reply.writeByte('M'); - reply.writeByte('C'); - reply.writeByte('G'); - reply.writeByte('P'); - reply.writeByte(MSG_SERVER_ACKNOWLEDGE); - reply.writeIntLE((int) deviceId); - reply.writeByte(commandCount++); - reply.writeIntLE(0); // authentication code - reply.writeByte(0); - reply.writeByte(packetNumber); - reply.writeZero(11); - - byte checksum = 0; - for (int i = 4; i < 27; i++) { - checksum += reply.getByte(i); - } - reply.writeByte(checksum); - - channel.writeAndFlush(new NetworkMessage(reply, remoteAddress)); - } - } - - private String decodeAlarm(short reason) { - switch (reason) { - case 70: - return Position.ALARM_SOS; - case 80: - return Position.ALARM_POWER_CUT; - case 81: - return Position.ALARM_LOW_POWER; - default: - return null; - } - } - - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ByteBuf buf = (ByteBuf) msg; - - boolean alternative = buf.getByte(buf.readerIndex() + 3) != 'P'; - - buf.skipBytes(4); // system code - int type = buf.readUnsignedByte(); - long deviceUniqueId = buf.readUnsignedIntLE(); - - if (type != MSG_CLIENT_SERIAL) { - buf.readUnsignedShortLE(); // communication control - } - byte packetNumber = buf.readByte(); - - sendReply(channel, remoteAddress, deviceUniqueId, packetNumber); - - if (type == MSG_CLIENT_STATUS) { - - Position position = new Position(getProtocolName()); - - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, String.valueOf(deviceUniqueId)); - if (deviceSession == null) { - return null; - } - position.setDeviceId(deviceSession.getDeviceId()); - - position.set(Position.KEY_VERSION_HW, buf.readUnsignedByte()); - position.set(Position.KEY_VERSION_FW, buf.readUnsignedByte()); - buf.readUnsignedByte(); // protocol version - - position.set(Position.KEY_STATUS, buf.readUnsignedByte() & 0x0f); - - buf.readUnsignedByte(); // operator / configuration flags - buf.readUnsignedByte(); // reason data - position.set(Position.KEY_ALARM, decodeAlarm(buf.readUnsignedByte())); - - position.set("mode", buf.readUnsignedByte()); - position.set(Position.KEY_INPUT, buf.readUnsignedIntLE()); - - if (alternative) { - buf.readUnsignedByte(); // input - position.set(Position.PREFIX_ADC + 1, buf.readUnsignedShortLE()); - position.set(Position.PREFIX_ADC + 2, buf.readUnsignedShortLE()); - } else { - buf.readUnsignedByte(); // operator - position.set(Position.PREFIX_ADC + 1, buf.readUnsignedIntLE()); - } - - position.set(Position.KEY_ODOMETER, buf.readUnsignedMediumLE()); - - buf.skipBytes(6); // multi-purpose data - buf.readUnsignedShortLE(); // fix time - buf.readUnsignedByte(); // location status - buf.readUnsignedByte(); // mode 1 - buf.readUnsignedByte(); // mode 2 - - position.set(Position.KEY_SATELLITES, buf.readUnsignedByte()); - - position.setValid(true); - - if (alternative) { - position.setLongitude(buf.readIntLE() / 10000000.0); - position.setLatitude(buf.readIntLE() / 10000000.0); - } else { - position.setLongitude(buf.readIntLE() / Math.PI * 180 / 100000000); - position.setLatitude(buf.readIntLE() / Math.PI * 180 / 100000000); - } - - position.setAltitude(buf.readIntLE() * 0.01); - - if (alternative) { - position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedIntLE())); - position.setCourse(buf.readUnsignedShortLE() / 1000.0); - } else { - position.setSpeed(UnitsConverter.knotsFromMps(buf.readUnsignedIntLE() * 0.01)); - position.setCourse(buf.readUnsignedShortLE() / Math.PI * 180.0 / 1000.0); - } - - DateBuilder dateBuilder = new DateBuilder() - .setTimeReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()) - .setDateReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedShortLE()); - position.setTime(dateBuilder.getDate()); - - return position; - } - - return null; - } - -} |