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authorAnton Tananaev <anton.tananaev@gmail.com>2019-01-14 21:14:42 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2019-01-14 21:14:49 -0800
commit1bac465930c1edf34202cee069362e7e82c00d95 (patch)
tree992a03c1b7d3572b3ed607e6b438818c411373bc /src
parentff0572b84c85f2bcfb177d1fe7a119a6dc51627a (diff)
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Support EKAS protocol
Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/protocol/CellocatorProtocolDecoder.java62
1 files changed, 42 insertions, 20 deletions
diff --git a/src/org/traccar/protocol/CellocatorProtocolDecoder.java b/src/org/traccar/protocol/CellocatorProtocolDecoder.java
index fb805658a..453d8d7e7 100644
--- a/src/org/traccar/protocol/CellocatorProtocolDecoder.java
+++ b/src/org/traccar/protocol/CellocatorProtocolDecoder.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.
@@ -88,6 +88,8 @@ public class CellocatorProtocolDecoder extends BaseProtocolDecoder {
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();
@@ -111,40 +113,60 @@ public class CellocatorProtocolDecoder extends BaseProtocolDecoder {
position.set(Position.KEY_VERSION_HW, buf.readUnsignedByte());
position.set(Position.KEY_VERSION_FW, buf.readUnsignedByte());
- position.set("protocolVersion", buf.readUnsignedByte());
+ buf.readUnsignedByte(); // protocol version
- position.set(Position.KEY_STATUS, buf.getUnsignedByte(buf.readerIndex()) & 0x0f);
+ position.set(Position.KEY_STATUS, buf.readUnsignedByte() & 0x0f);
- int operator = (buf.readUnsignedByte() & 0xf0) << 4;
- operator += buf.readUnsignedByte();
+ if (alternative) {
+ buf.readUnsignedByte(); // configuration flags
+ } else {
+ buf.readUnsignedByte(); // operator
+ }
buf.readUnsignedByte(); // reason data
position.set(Position.KEY_ALARM, decodeAlarm(buf.readUnsignedByte()));
position.set("mode", buf.readUnsignedByte());
- position.set(Position.PREFIX_IO + 1, buf.readUnsignedIntLE());
-
- operator <<= 8;
- operator += buf.readUnsignedByte();
- position.set(Position.KEY_OPERATOR, operator);
+ 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.PREFIX_ADC + 1, buf.readUnsignedIntLE());
position.set(Position.KEY_ODOMETER, buf.readUnsignedMediumLE());
- buf.skipBytes(6); // multi-purpose data
- position.set(Position.KEY_GPS, buf.readUnsignedShortLE());
- position.set("locationStatus", buf.readUnsignedByte());
- position.set("mode1", buf.readUnsignedByte());
- position.set("mode2", buf.readUnsignedByte());
+ 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);
- position.setLongitude(buf.readIntLE() / Math.PI * 180 / 100000000);
- position.setLatitude(buf.readIntLE() / Math.PI * 180 / 100000000.0);
+
+ 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);
- position.setSpeed(UnitsConverter.knotsFromMps(buf.readIntLE() * 0.01));
- position.setCourse(buf.readUnsignedShortLE() / Math.PI * 180.0 / 1000.0);
+
+ 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())