From 25e323de26718d349999873196bc5c3f5d70eaae Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Fri, 24 Jun 2016 16:50:59 +1200 Subject: Start HuaSheng protocol implementation --- src/org/traccar/protocol/HuaShengProtocol.java | 43 ++++++ .../traccar/protocol/HuaShengProtocolDecoder.java | 165 +++++++++++++++++++++ 2 files changed, 208 insertions(+) create mode 100644 src/org/traccar/protocol/HuaShengProtocol.java create mode 100644 src/org/traccar/protocol/HuaShengProtocolDecoder.java (limited to 'src/org/traccar/protocol') diff --git a/src/org/traccar/protocol/HuaShengProtocol.java b/src/org/traccar/protocol/HuaShengProtocol.java new file mode 100644 index 000000000..7c1d48860 --- /dev/null +++ b/src/org/traccar/protocol/HuaShengProtocol.java @@ -0,0 +1,43 @@ +/* + * Copyright 2016 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.bootstrap.ServerBootstrap; +import org.jboss.netty.channel.ChannelPipeline; +import org.jboss.netty.handler.codec.frame.LengthFieldBasedFrameDecoder; +import org.traccar.BaseProtocol; +import org.traccar.TrackerServer; + +import java.util.List; + +public class HuaShengProtocol extends BaseProtocol { + + public HuaShengProtocol() { + super("huasheng"); + } + + @Override + public void initTrackerServers(List serverList) { + serverList.add(new TrackerServer(new ServerBootstrap(), this.getName()) { + @Override + protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 3, 2, 0, 0)); + pipeline.addLast("objectDecoder", new HuaShengProtocolDecoder(HuaShengProtocol.this)); + } + }); + } + +} diff --git a/src/org/traccar/protocol/HuaShengProtocolDecoder.java b/src/org/traccar/protocol/HuaShengProtocolDecoder.java new file mode 100644 index 000000000..dd288b182 --- /dev/null +++ b/src/org/traccar/protocol/HuaShengProtocolDecoder.java @@ -0,0 +1,165 @@ +/* + * Copyright 2016 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.buffer.ChannelBuffers; +import org.jboss.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.helper.BitUtil; +import org.traccar.helper.Checksum; +import org.traccar.helper.DateBuilder; +import org.traccar.helper.UnitsConverter; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.nio.charset.StandardCharsets; + +public class HuaShengProtocolDecoder extends BaseProtocolDecoder { + + public HuaShengProtocolDecoder(HuaShengProtocol protocol) { + super(protocol); + } + + public static final int MSG_POSITION = 0xAA00; + public static final int MSG_POSITION_RSP = 0xFF01; + public static final int MSG_LOGIN = 0xAA02; + public static final int MSG_LOGIN_RSP = 0xFF03; + + private static void sendResponse(Channel channel, int type, ChannelBuffer content) { + if (channel != null) { + ChannelBuffer response = ChannelBuffers.dynamicBuffer(); + response.writeByte(0xC0); + response.writeShort(0x0100); + response.writeShort(0x000D); // TODO: length + response.writeByte(MSG_LOGIN_RSP); + response.writeShort(0); + response.writeInt(1); + response.writeByte(0); // success + response.writeByte(0xC0); + channel.write(response); + } + } + + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ChannelBuffer buf = (ChannelBuffer) msg; + + buf.skipBytes(1); // start marker + buf.readUnsignedByte(); // flag + buf.readUnsignedByte(); // reserved + buf.readUnsignedShort(); // length + + int type = buf.readUnsignedShort(); + + buf.readUnsignedShort(); // checksum + buf.readUnsignedInt(); // index + + if (type == MSG_LOGIN) { + + while (buf.readableBytes() > 4) { + int subtype = buf.readUnsignedShort(); + int length = buf.readUnsignedShort() - 4; + if (subtype == 0x0003) { + String imei = buf.readBytes(length).toString(StandardCharsets.US_ASCII); + if (identify(imei, channel, remoteAddress) && channel != null) { + + } + } else { + buf.skipBytes(length); + } + } + + } else if (type == MSG_POSITION) { + + + + } + + + + /*buf.skipBytes(2); // header + buf.readByte(); // size + + Position position = new Position(); + position.setProtocol(getProtocolName()); + + // Zero for location messages + int power = buf.readUnsignedByte(); + int gsm = buf.readUnsignedByte(); + + String imei = ChannelBuffers.hexDump(buf.readBytes(8)).substring(1); + if (!identify(imei, channel, remoteAddress)) { + return null; + } + position.setDeviceId(getDeviceId()); + + position.set(Position.KEY_INDEX, buf.readUnsignedShort()); + + int type = buf.readUnsignedByte(); + + if (type == MSG_HEARTBEAT) { + + getLastLocation(position, null); + + position.set(Position.KEY_POWER, power); + position.set(Position.KEY_GSM, gsm); + + if (channel != null) { + byte[] response = {0x54, 0x68, 0x1A, 0x0D, 0x0A}; + channel.write(ChannelBuffers.wrappedBuffer(response)); + } + + } else if (type == MSG_DATA) { + + DateBuilder dateBuilder = new DateBuilder() + .setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()) + .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()); + position.setTime(dateBuilder.getDate()); + + double latitude = buf.readUnsignedInt() / (60.0 * 30000.0); + double longitude = buf.readUnsignedInt() / (60.0 * 30000.0); + + position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte())); + position.setCourse(buf.readUnsignedShort()); + + buf.skipBytes(3); // reserved + + long flags = buf.readUnsignedInt(); + position.setValid(BitUtil.check(flags, 0)); + if (!BitUtil.check(flags, 1)) { + latitude = -latitude; + } + if (!BitUtil.check(flags, 2)) { + longitude = -longitude; + } + + position.setLatitude(latitude); + position.setLongitude(longitude); + + } else { + + return null; + + }*/ + + return null; + } + +} -- cgit v1.2.3