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authorAnton Tananaev <anton.tananaev@gmail.com>2017-03-27 03:29:48 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2017-03-27 11:47:31 +1300
commitfecb7efe2bbe868ccbb66bb157fcb64d7e78eaac (patch)
tree2295a25c9b6d561d756f8b95affe24331c51a31d /src/org/traccar/protocol/TeltonikaProtocolDecoder.java
parent661ff639ad42c9aafbee918cc374d39b9aee871b (diff)
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Fix Teltonika UDP acknowledgement
Diffstat (limited to 'src/org/traccar/protocol/TeltonikaProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/TeltonikaProtocolDecoder.java23
1 files changed, 13 insertions, 10 deletions
diff --git a/src/org/traccar/protocol/TeltonikaProtocolDecoder.java b/src/org/traccar/protocol/TeltonikaProtocolDecoder.java
index 30a3f4cda..3f5b68f67 100644
--- a/src/org/traccar/protocol/TeltonikaProtocolDecoder.java
+++ b/src/org/traccar/protocol/TeltonikaProtocolDecoder.java
@@ -246,7 +246,7 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
}
private List<Position> parseData(
- Channel channel, SocketAddress remoteAddress, ChannelBuffer buf, int packetId, String... imei) {
+ Channel channel, SocketAddress remoteAddress, ChannelBuffer buf, int locationPacketId, String... imei) {
List<Position> positions = new LinkedList<>();
if (!(channel instanceof DatagramChannel)) {
@@ -279,13 +279,15 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
if (channel != null) {
if (channel instanceof DatagramChannel) {
- ChannelBuffer response = ChannelBuffers.directBuffer(5);
- response.writeShort(3);
- response.writeShort(packetId);
- response.writeByte(0x02);
+ ChannelBuffer response = ChannelBuffers.dynamicBuffer();
+ response.writeShort(5);
+ response.writeShort(0);
+ response.writeByte(0x01);
+ response.writeByte(locationPacketId);
+ response.writeByte(count);
channel.write(response, remoteAddress);
} else {
- ChannelBuffer response = ChannelBuffers.directBuffer(4);
+ ChannelBuffer response = ChannelBuffers.dynamicBuffer();
response.writeInt(count);
channel.write(response);
}
@@ -320,12 +322,13 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder {
private Object decodeUdp(Channel channel, SocketAddress remoteAddress, ChannelBuffer buf) throws Exception {
- buf.skipBytes(2);
- int packetId = buf.readUnsignedShort();
- buf.skipBytes(2);
+ buf.readUnsignedShort(); // length
+ buf.readUnsignedShort(); // packet id
+ buf.readUnsignedByte(); // packet type
+ int locationPacketId = buf.readUnsignedByte();
String imei = buf.readBytes(buf.readUnsignedShort()).toString(StandardCharsets.US_ASCII);
- return parseData(channel, remoteAddress, buf, packetId, imei);
+ return parseData(channel, remoteAddress, buf, locationPacketId, imei);
}