diff options
Diffstat (limited to 'src/org/traccar/protocol/CalAmpProtocolDecoder.java')
| -rw-r--r-- | src/org/traccar/protocol/CalAmpProtocolDecoder.java | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/src/org/traccar/protocol/CalAmpProtocolDecoder.java b/src/org/traccar/protocol/CalAmpProtocolDecoder.java deleted file mode 100644 index 31416d7f1..000000000 --- a/src/org/traccar/protocol/CalAmpProtocolDecoder.java +++ /dev/null @@ -1,202 +0,0 @@ -/* - * Copyright 2015 - 2018 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.DeviceSession; -import org.traccar.NetworkMessage; -import org.traccar.Protocol; -import org.traccar.helper.BitUtil; -import org.traccar.helper.UnitsConverter; -import org.traccar.model.Position; - -import java.net.SocketAddress; -import java.util.Date; - -public class CalAmpProtocolDecoder extends BaseProtocolDecoder { - - public CalAmpProtocolDecoder(Protocol protocol) { - super(protocol); - } - - public static final int MSG_NULL = 0; - public static final int MSG_ACK = 1; - public static final int MSG_EVENT_REPORT = 2; - public static final int MSG_ID_REPORT = 3; - public static final int MSG_USER_DATA = 4; - public static final int MSG_APP_DATA = 5; - public static final int MSG_CONFIG = 6; - public static final int MSG_UNIT_REQUEST = 7; - public static final int MSG_LOCATE_REPORT = 8; - public static final int MSG_USER_DATA_ACC = 9; - public static final int MSG_MINI_EVENT_REPORT = 10; - public static final int MSG_MINI_USER_DATA = 11; - - public static final int SERVICE_UNACKNOWLEDGED = 0; - public static final int SERVICE_ACKNOWLEDGED = 1; - public static final int SERVICE_RESPONSE = 2; - - private void sendResponse(Channel channel, SocketAddress remoteAddress, int type, int index, int result) { - if (channel != null) { - ByteBuf response = Unpooled.buffer(10); - response.writeByte(SERVICE_RESPONSE); - response.writeByte(MSG_ACK); - response.writeShort(index); - response.writeByte(type); - response.writeByte(result); - response.writeByte(0); - response.writeMedium(0); - channel.writeAndFlush(new NetworkMessage(response, remoteAddress)); - } - } - - private Position decodePosition(DeviceSession deviceSession, int type, ByteBuf buf) { - - Position position = new Position(getProtocolName()); - position.setDeviceId(deviceSession.getDeviceId()); - - position.setTime(new Date(buf.readUnsignedInt() * 1000)); - if (type != MSG_MINI_EVENT_REPORT) { - buf.readUnsignedInt(); // fix time - } - position.setLatitude(buf.readInt() * 0.0000001); - position.setLongitude(buf.readInt() * 0.0000001); - if (type != MSG_MINI_EVENT_REPORT) { - position.setAltitude(buf.readInt() * 0.01); - position.setSpeed(UnitsConverter.knotsFromCps(buf.readUnsignedInt())); - } - position.setCourse(buf.readShort()); - if (type == MSG_MINI_EVENT_REPORT) { - position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte())); - } - - if (type == MSG_MINI_EVENT_REPORT) { - position.set(Position.KEY_SATELLITES, buf.getUnsignedByte(buf.readerIndex()) & 0xf); - position.setValid((buf.readUnsignedByte() & 0x20) == 0); - } else { - position.set(Position.KEY_SATELLITES, buf.readUnsignedByte()); - position.setValid((buf.readUnsignedByte() & 0x08) == 0); - } - - if (type != MSG_MINI_EVENT_REPORT) { - position.set("carrier", buf.readUnsignedShort()); - position.set(Position.KEY_RSSI, buf.readShort()); - } - - position.set("modem", buf.readUnsignedByte()); - - if (type != MSG_MINI_EVENT_REPORT) { - position.set(Position.KEY_HDOP, buf.readUnsignedByte()); - } - - int input = buf.readUnsignedByte(); - position.set(Position.KEY_INPUT, input); - position.set(Position.KEY_IGNITION, BitUtil.check(input, 0)); - - if (type != MSG_MINI_EVENT_REPORT) { - position.set(Position.KEY_STATUS, buf.readUnsignedByte()); - } - - if (type == MSG_EVENT_REPORT || type == MSG_MINI_EVENT_REPORT) { - if (type != MSG_MINI_EVENT_REPORT) { - buf.readUnsignedByte(); // event index - } - position.set(Position.KEY_EVENT, buf.readUnsignedByte()); - } - - int accType = BitUtil.from(buf.getUnsignedByte(buf.readerIndex()), 6); - int accCount = BitUtil.to(buf.readUnsignedByte(), 6); - - if (type != MSG_MINI_EVENT_REPORT) { - position.set("append", buf.readUnsignedByte()); - } - - if (accType == 1) { - buf.readUnsignedInt(); // threshold - buf.readUnsignedInt(); // mask - } - - for (int i = 0; i < accCount; i++) { - if (buf.readableBytes() >= 4) { - position.set("acc" + i, buf.readUnsignedInt()); - } - } - - return position; - } - - @Override - protected Object decode( - Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { - - ByteBuf buf = (ByteBuf) msg; - - if (BitUtil.check(buf.getByte(buf.readerIndex()), 7)) { - - int content = buf.readUnsignedByte(); - - if (BitUtil.check(content, 0)) { - String id = ByteBufUtil.hexDump(buf.readSlice(buf.readUnsignedByte())); - getDeviceSession(channel, remoteAddress, id); - } - - if (BitUtil.check(content, 1)) { - buf.skipBytes(buf.readUnsignedByte()); // identifier type - } - - if (BitUtil.check(content, 2)) { - buf.skipBytes(buf.readUnsignedByte()); // authentication - } - - if (BitUtil.check(content, 3)) { - buf.skipBytes(buf.readUnsignedByte()); // routing - } - - if (BitUtil.check(content, 4)) { - buf.skipBytes(buf.readUnsignedByte()); // forwarding - } - - if (BitUtil.check(content, 5)) { - buf.skipBytes(buf.readUnsignedByte()); // response redirection - } - - } - - DeviceSession deviceSession = getDeviceSession(channel, remoteAddress); - if (deviceSession == null) { - return null; - } - - int service = buf.readUnsignedByte(); - int type = buf.readUnsignedByte(); - int index = buf.readUnsignedShort(); - - if (service == SERVICE_ACKNOWLEDGED) { - sendResponse(channel, remoteAddress, type, index, 0); - } - - if (type == MSG_EVENT_REPORT || type == MSG_LOCATE_REPORT || type == MSG_MINI_EVENT_REPORT) { - return decodePosition(deviceSession, type, buf); - } - - return null; - } - -} |