From 64391161c1fb03bd9ff5ea30749b4e00230fa8aa Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Wed, 14 Dec 2022 06:59:53 -0800 Subject: Handle Teltonika heartbeat --- src/main/java/org/traccar/protocol/TeltonikaFrameDecoder.java | 4 ++-- src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java | 8 +++++--- 2 files changed, 7 insertions(+), 5 deletions(-) (limited to 'src/main/java') diff --git a/src/main/java/org/traccar/protocol/TeltonikaFrameDecoder.java b/src/main/java/org/traccar/protocol/TeltonikaFrameDecoder.java index c30fee6e3..3a0962584 100644 --- a/src/main/java/org/traccar/protocol/TeltonikaFrameDecoder.java +++ b/src/main/java/org/traccar/protocol/TeltonikaFrameDecoder.java @@ -1,5 +1,5 @@ /* - * Copyright 2013 - 2019 Anton Tananaev (anton@traccar.org) + * Copyright 2013 - 2022 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. @@ -30,7 +30,7 @@ public class TeltonikaFrameDecoder extends BaseFrameDecoder { ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception { while (buf.isReadable() && buf.getByte(buf.readerIndex()) == (byte) 0xff) { - buf.skipBytes(1); + return buf.readRetainedSlice(1); } if (buf.readableBytes() < MESSAGE_MINIMUM_LENGTH) { diff --git a/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java b/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java index c63d74c9c..929eca8aa 100644 --- a/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java +++ b/src/main/java/org/traccar/protocol/TeltonikaProtocolDecoder.java @@ -647,9 +647,11 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder { } } - private Object decodeTcp(Channel channel, SocketAddress remoteAddress, ByteBuf buf) throws Exception { + private Object decodeTcp(Channel channel, SocketAddress remoteAddress, ByteBuf buf) { - if (buf.getUnsignedShort(0) > 0) { + if (buf.readableBytes() == 1 && buf.readUnsignedByte() == 0xff) { + return null; + } else if (buf.getUnsignedShort(0) > 0) { parseIdentification(channel, remoteAddress, buf); } else { buf.skipBytes(4); @@ -659,7 +661,7 @@ public class TeltonikaProtocolDecoder extends BaseProtocolDecoder { return null; } - private Object decodeUdp(Channel channel, SocketAddress remoteAddress, ByteBuf buf) throws Exception { + private Object decodeUdp(Channel channel, SocketAddress remoteAddress, ByteBuf buf) { buf.readUnsignedShort(); // length buf.readUnsignedShort(); // packet id -- cgit v1.2.3