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authorAnton Tananaev <anton.tananaev@gmail.com>2019-05-12 22:17:40 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-05-12 22:17:40 -0700
commita09654ab3c4b540d1c4c768ad4c7ec7c1404332d (patch)
treeb0701b25ffad141f630da2db78f48b25f11a642e /src/main/java/org/traccar
parentb607711e6471cc6018c5bbb20a1df7c399bfb878 (diff)
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Support modular messages
Diffstat (limited to 'src/main/java/org/traccar')
-rw-r--r--src/main/java/org/traccar/protocol/CellocatorFrameDecoder.java9
-rw-r--r--src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java188
2 files changed, 131 insertions, 66 deletions
diff --git a/src/main/java/org/traccar/protocol/CellocatorFrameDecoder.java b/src/main/java/org/traccar/protocol/CellocatorFrameDecoder.java
index 7d5499d92..ee2adde6d 100644
--- a/src/main/java/org/traccar/protocol/CellocatorFrameDecoder.java
+++ b/src/main/java/org/traccar/protocol/CellocatorFrameDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2013 - 2018 Anton Tananaev (anton@traccar.org)
+ * 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.
@@ -46,11 +46,14 @@ public class CellocatorFrameDecoder extends BaseFrameDecoder {
break;
case CellocatorProtocolDecoder.MSG_CLIENT_SERIAL:
if (buf.readableBytes() >= 19) {
- length = 19 + buf.getUnsignedShortLE(16);
+ length = 19 + buf.getUnsignedShortLE(buf.readerIndex() + 16);
}
break;
case CellocatorProtocolDecoder.MSG_CLIENT_MODULAR:
- length = 15 + buf.getUnsignedByte(13);
+ length = 15 + buf.getUnsignedByte(buf.readerIndex() + 13);
+ break;
+ case CellocatorProtocolDecoder.MSG_CLIENT_MODULAR_EXT:
+ length = 16 + buf.getUnsignedShortLE(buf.readerIndex() + 13);
break;
default:
break;
diff --git a/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java b/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java
index d23f76a93..f53c01234 100644
--- a/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/CellocatorProtocolDecoder.java
@@ -39,6 +39,7 @@ public class CellocatorProtocolDecoder extends BaseProtocolDecoder {
static final int MSG_CLIENT_SERIAL_LOG = 7;
static final int MSG_CLIENT_SERIAL = 8;
static final int MSG_CLIENT_MODULAR = 9;
+ static final int MSG_CLIENT_MODULAR_EXT = 11;
public static final int MSG_SERVER_ACKNOWLEDGE = 4;
@@ -82,93 +83,154 @@ public class CellocatorProtocolDecoder extends BaseProtocolDecoder {
}
}
- @Override
- protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+ private Position decodeStatus(ByteBuf buf, DeviceSession deviceSession, boolean alternative) {
- ByteBuf buf = (ByteBuf) msg;
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
- boolean alternative = buf.getByte(buf.readerIndex() + 3) != 'P';
+ position.set(Position.KEY_VERSION_HW, buf.readUnsignedByte());
+ position.set(Position.KEY_VERSION_FW, buf.readUnsignedByte());
+ buf.readUnsignedByte(); // protocol version
- buf.skipBytes(4); // system code
- int type = buf.readUnsignedByte();
- long deviceUniqueId = buf.readUnsignedIntLE();
+ position.set(Position.KEY_STATUS, buf.readUnsignedByte() & 0x0f);
- if (type != MSG_CLIENT_SERIAL) {
- buf.readUnsignedShortLE(); // communication control
+ 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());
}
- byte packetNumber = buf.readByte();
- sendReply(channel, remoteAddress, deviceUniqueId, packetNumber);
+ position.set(Position.KEY_ODOMETER, buf.readUnsignedMediumLE());
- if (type == MSG_CLIENT_STATUS) {
+ buf.skipBytes(6); // multi-purpose data
+ buf.readUnsignedShortLE(); // fix time
+ buf.readUnsignedByte(); // location status
+ buf.readUnsignedByte(); // mode 1
+ buf.readUnsignedByte(); // mode 2
- Position position = new Position(getProtocolName());
+ position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
- DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, String.valueOf(deviceUniqueId));
- if (deviceSession == null) {
- return null;
- }
- position.setDeviceId(deviceSession.getDeviceId());
+ position.setValid(true);
- position.set(Position.KEY_VERSION_HW, buf.readUnsignedByte());
- position.set(Position.KEY_VERSION_FW, buf.readUnsignedByte());
- buf.readUnsignedByte(); // protocol version
+ 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.set(Position.KEY_STATUS, buf.readUnsignedByte() & 0x0f);
+ position.setAltitude(buf.readIntLE() * 0.01);
- buf.readUnsignedByte(); // operator / configuration flags
- buf.readUnsignedByte(); // reason data
- position.set(Position.KEY_ALARM, decodeAlarm(buf.readUnsignedByte()));
+ 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);
+ }
- position.set("mode", buf.readUnsignedByte());
- position.set(Position.KEY_INPUT, buf.readUnsignedIntLE());
+ DateBuilder dateBuilder = new DateBuilder()
+ .setTimeReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .setDateReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedShortLE());
+ position.setTime(dateBuilder.getDate());
+
+ return position;
+ }
- 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());
+ private Position decodeModular(ByteBuf buf, DeviceSession deviceSession) {
+
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+
+ buf.readUnsignedByte(); // packet control
+ buf.readUnsignedShortLE(); // length
+ buf.readUnsignedShortLE(); // reserved
+ buf.readUnsignedShortLE(); // reserved
+
+ while (buf.readableBytes() > 3) {
+
+ int moduleType = buf.readUnsignedByte();
+ int endIndex = buf.readUnsignedShortLE() + buf.readerIndex();
+
+ switch (moduleType) {
+ case 2:
+ buf.readUnsignedShortLE(); // operator id
+ buf.readUnsignedIntLE(); // pl signature
+ int count = buf.readUnsignedByte();
+ for (int i = 0; i < count; i++) {
+ int id = buf.readUnsignedShortLE();
+ buf.readUnsignedByte(); // variable length
+ position.set(Position.PREFIX_IO + id, buf.readUnsignedIntLE());
+ }
+ break;
+ case 6:
+ buf.readUnsignedByte(); // hdop
+ buf.readUnsignedByte(); // mode 1
+ buf.readUnsignedByte(); // mode 2
+ buf.readUnsignedByte(); // satellites
+ position.setLongitude(buf.readIntLE() / Math.PI * 180 / 100000000);
+ position.setLatitude(buf.readIntLE() / Math.PI * 180 / 100000000);
+ position.setAltitude(buf.readIntLE() * 0.01);
+ position.setSpeed(UnitsConverter.knotsFromMps(buf.readUnsignedByte() * 0.01));
+ position.setCourse(buf.readUnsignedShortLE() / Math.PI * 180.0 / 1000.0);
+ break;
+ case 7:
+ buf.readUnsignedByte(); // valid
+ DateBuilder dateBuilder = new DateBuilder()
+ .setTimeReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+ .setDateReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte());
+ position.setTime(dateBuilder.getDate());
+ break;
+ default:
+ break;
}
- position.set(Position.KEY_ODOMETER, buf.readUnsignedMediumLE());
+ buf.readerIndex(endIndex);
- 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());
+ return position;
+ }
- position.setValid(true);
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
- 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);
- }
+ ByteBuf buf = (ByteBuf) msg;
- position.setAltitude(buf.readIntLE() * 0.01);
+ boolean alternative = buf.getByte(buf.readerIndex() + 3) != 'P';
- 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);
- }
+ buf.skipBytes(4); // system code
+ int type = buf.readUnsignedByte();
- DateBuilder dateBuilder = new DateBuilder()
- .setTimeReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
- .setDateReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedShortLE());
- position.setTime(dateBuilder.getDate());
+ long deviceUniqueId = buf.readUnsignedIntLE();
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, String.valueOf(deviceUniqueId));
+ if (deviceSession == null) {
+ return null;
+ }
+
+ if (type != MSG_CLIENT_SERIAL) {
+ buf.readUnsignedShortLE(); // communication control
+ }
+ byte packetNumber = buf.readByte();
- return position;
+ sendReply(channel, remoteAddress, deviceUniqueId, packetNumber);
+
+ if (type == MSG_CLIENT_STATUS) {
+ return decodeStatus(buf, deviceSession, alternative);
+ } else if (type == MSG_CLIENT_MODULAR_EXT) {
+ return decodeModular(buf, deviceSession);
}
return null;