Add Astra protocol X support

1 files changed, 208 insertions, 11 deletions

diff --git a/src/main/java/org/traccar/protocol/AstraProtocolDecoder.java b/src/main/java/org/traccar/protocol/AstraProtocolDecoder.java
index a7bfd4625..a1e133c23 100644
--- a/src/main/java/org/traccar/protocol/AstraProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/AstraProtocolDecoder.java
@@ -16,6 +16,7 @@
 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.slf4j.Logger;
@@ -31,6 +32,7 @@ import org.traccar.model.Position;
 
 import java.net.SocketAddress;
 import java.nio.charset.StandardCharsets;
+import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
 
@@ -54,20 +56,30 @@ public class AstraProtocolDecoder extends BaseProtocolDecoder {
         byte protocol = buf.readByte();
         buf.readUnsignedShort(); // length
 
+        if (channel != null) {
+            channel.writeAndFlush(new NetworkMessage(Unpooled.wrappedBuffer(new byte[] {0x06}), remoteAddress));
+        }
+
         return switch (protocol) {
             case 'K' -> decodeK(channel, remoteAddress, buf);
+            case 'X' -> decodeX(channel, remoteAddress, buf);
             default -> null;
         };
     }
 
-    private Object decodeK(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
+    private String readImei(ByteBuf buf) {
+        return String.format("%08d", buf.readUnsignedInt()) + String.format("%07d", buf.readUnsignedMedium());
+    }
 
-        if (channel != null) {
-            channel.writeAndFlush(new NetworkMessage(Unpooled.wrappedBuffer(new byte[] {0x06}), remoteAddress));
-        }
+    private Date readTime(ByteBuf buf) {
+        DateBuilder dateBuilder = new DateBuilder()
+                .setDate(1980, 1, 6).addMillis(buf.readUnsignedInt() * 1000L);
+        return dateBuilder.getDate();
+    }
 
-        String imei = String.format("%08d", buf.readUnsignedInt()) + String.format("%07d", buf.readUnsignedMedium());
-        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, imei);
+    private Object decodeK(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, readImei(buf));
         if (deviceSession == null) {
             return null;
         }
@@ -84,11 +96,7 @@ public class AstraProtocolDecoder extends BaseProtocolDecoder {
             position.setValid(true);
             position.setLatitude(buf.readInt() * 0.000001);
             position.setLongitude(buf.readInt() * 0.000001);
-
-            DateBuilder dateBuilder = new DateBuilder()
-                    .setDate(1980, 1, 6).addMillis(buf.readUnsignedInt() * 1000L);
-            position.setTime(dateBuilder.getDate());
-
+            position.setTime(readTime(buf));
             position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte() * 2));
             position.setCourse(buf.readUnsignedByte() * 2);
 
@@ -134,4 +142,193 @@ public class AstraProtocolDecoder extends BaseProtocolDecoder {
         return positions;
     }
 
+    private Object decodeX(Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
+
+        int count = buf.readUnsignedByte();
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, readImei(buf));
+        if (deviceSession == null) {
+            return null;
+        }
+
+        List<Position> positions = new LinkedList<>();
+        for (int i = 0; i < count; i++) {
+
+            Position position = new Position(getProtocolName());
+            position.setDeviceId(deviceSession.getDeviceId());
+
+            position.set(Position.KEY_INDEX, buf.readUnsignedByte());
+            long mask = (long) buf.readUnsignedShort() << 32 + buf.readUnsignedInt();
+            position.setDeviceTime(readTime(buf));
+            position.set(Position.KEY_EVENT, buf.readUnsignedInt());
+            position.set(Position.KEY_STATUS, buf.readUnsignedShort());
+
+            if ((mask & 1L) > 0) {
+                position.set(Position.KEY_POWER, buf.readUnsignedByte() * 0.2);
+                position.set(Position.KEY_BATTERY_LEVEL, buf.readUnsignedByte());
+            }
+
+            if ((mask & 2L) > 0) {
+                position.setValid(true);
+                position.setFixTime(readTime(buf));
+                position.setLatitude(buf.readInt() * 0.000001);
+                position.setLongitude(buf.readInt() * 0.000001);
+                position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte() * 2));
+                buf.readUnsignedByte(); // max speed since last report
+                position.setCourse(buf.readUnsignedByte() * 2);
+                position.setAltitude(buf.readUnsignedByte() * 20);
+                position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedShort() * 100);
+            } else {
+                getLastLocation(position, position.getDeviceTime());
+            }
+
+            if ((mask & 4L) > 0) {
+                buf.readUnsignedShort(); // states
+                buf.readUnsignedShort(); // changes mask
+            }
+
+            if ((mask & 8L) > 0) {
+                buf.readUnsignedShort(); // adc1
+                buf.readUnsignedShort(); // adc2
+            }
+
+            if ((mask & 16L) > 0) {
+                position.set("xMax", buf.readByte());
+                position.set("xMin", buf.readByte());
+                position.set("yMax", buf.readByte());
+                position.set("yMin", buf.readByte());
+                position.set("zMax", buf.readByte());
+                position.set("zMin", buf.readByte());
+                position.set("idleHours", buf.readUnsignedShort());
+            }
+
+            if ((mask & 32L) > 0) {
+                int value = buf.readUnsignedByte();
+                position.set(Position.KEY_SATELLITES, BitUtil.to(value, 4));
+                position.set(Position.KEY_RSSI, BitUtil.from(value, 4));
+            }
+
+            if ((mask & 64L) > 0) {
+                buf.readUnsignedShort(); // mcc
+                buf.readUnsignedShort(); // mnc
+            }
+
+            if ((mask & 128L) > 0) {
+                buf.readUnsignedByte(); // geofences
+            }
+
+            if ((mask & 256L) > 0) {
+                buf.readUnsignedByte(); // source
+                buf.readLong(); // driver id
+            }
+
+            if ((mask & 512L) > 0) {
+                buf.readUnsignedByte(); // source
+                buf.skipBytes(10); // trailer id
+                buf.readUnsignedByte(); // status
+            }
+
+            if ((mask & 1024L) > 0) {
+                position.set("axleWeight", buf.readUnsignedShort());
+            }
+
+            if ((mask & 2048L) > 0) {
+                position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium() * 1000);
+                position.set(Position.KEY_HOURS, buf.readUnsignedShort() * 3_600_000);
+            }
+
+            if ((mask & 4096L) > 0) {
+                position.set("wheelSpeedMax", buf.readUnsignedByte());
+                position.set("wheelSpeedAvg", buf.readUnsignedByte());
+                position.set("rpmMax", buf.readUnsignedByte() * 32);
+                position.set("rpmAvg", buf.readUnsignedByte() * 32);
+                position.set("acceleratorMax", buf.readUnsignedByte());
+                position.set("acceleratorAvg", buf.readUnsignedByte());
+                position.set("engineLoadMax", buf.readUnsignedByte());
+                position.set("engineLoadAvg", buf.readUnsignedByte());
+                position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedShort() * 100);
+                position.set(Position.KEY_COOLANT_TEMP, buf.readByte() + 40);
+                position.set("fmsStatus", buf.readUnsignedShort());
+                position.set("fmsEvents", buf.readUnsignedShort());
+                position.set(Position.KEY_FUEL_LEVEL, buf.readUnsignedByte());
+                position.set(Position.KEY_FUEL_USED, buf.readUnsignedInt() * 0.5);
+            }
+
+            if ((mask & 8192L) > 0) {
+                position.set("wheelSpeedMax", buf.readUnsignedByte());
+                position.set("wheelSpeedAvg", buf.readUnsignedByte());
+                position.set("rpmMax", buf.readUnsignedByte() * 32);
+                position.set("rpmAvg", buf.readUnsignedByte() * 32);
+                position.set("acceleratorMax", buf.readUnsignedByte());
+                position.set("acceleratorAvg", buf.readUnsignedByte());
+                position.set("engineLoadMax", buf.readUnsignedByte());
+                position.set("engineLoadAvg", buf.readUnsignedByte());
+                position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedShort() * 100);
+                position.set(Position.KEY_COOLANT_TEMP, buf.readByte() + 40);
+                position.set("obdStatus", buf.readUnsignedShort());
+                position.set("obdEvents", buf.readUnsignedShort());
+                position.set(Position.KEY_FUEL_LEVEL, buf.readUnsignedByte());
+                position.set(Position.KEY_FUEL_USED, buf.readUnsignedShort() * 0.1);
+            }
+
+            if ((mask & 16384L) > 0) {
+                for (int j = 1; j <= 5; j++) {
+                    position.set("dtc" + j, buf.readCharSequence(5, StandardCharsets.US_ASCII).toString());
+                }
+            }
+
+            if ((mask & 32768L) > 0) {
+                position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium() * 1000);
+                position.set(Position.KEY_HOURS, buf.readUnsignedShort() * 3_600_000);
+                position.set("axleWeight", buf.readUnsignedShort());
+                position.set("tripFuelUsed", buf.readUnsignedShort() * 0.1);
+                position.set("tripCruise", buf.readUnsignedShort());
+                position.set(Position.KEY_ODOMETER_SERVICE, buf.readUnsignedShort() * 5);
+            }
+
+            if ((mask & 65536L) > 0) {
+                position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium() * 1000);
+                position.set(Position.KEY_HOURS, buf.readUnsignedShort() * 3_600_000);
+                buf.readUnsignedShort(); // time with mil on
+                buf.readUnsignedShort(); // distance with mil on
+            }
+
+            if ((mask & 131072L) > 0) {
+                for (int j = 1; j <= 6; j++) {
+                    position.set(Position.PREFIX_TEMP + j, buf.readShort() * 0.1);
+                }
+                for (int j = 1; j <= 3; j++) {
+                    position.set("setpoint" + j, buf.readByte() * 0.5);
+                }
+                buf.readUnsignedByte(); // refrigerator fuel level
+                buf.readUnsignedShort(); // refrigerator total engine hours
+                buf.readUnsignedShort(); // refrigerator total standby hours
+                buf.readUnsignedShort(); // refrigerator status
+                buf.readUnsignedMedium(); // alarm flags
+            }
+
+            if ((mask & 262144L) > 0) {
+                for (int j = 1; j <= 4; j++) {
+                    position.set(Position.PREFIX_TEMP + j, (buf.readUnsignedShort() - 550) * 0.1);
+                }
+            }
+
+            if ((mask & 524288L) > 0) {
+                position.set("alarmCount", buf.readUnsignedByte());
+                position.set("alarmQueue", ByteBufUtil.hexDump(buf.readSlice(16)));
+            }
+
+            if ((mask & 4294967296L) > 0) {
+                for (int j = 1; j <= 6; j++) {
+                    position.set("sensor" + j, buf.readUnsignedMedium());
+                }
+            }
+
+            positions.add(position);
+
+        }
+
+        return positions;
+    }
+
 }