From 15beffad2c83f6e5014e3a9a44692769d45b211d Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Tue, 8 Apr 2014 20:35:02 +1200
Subject: Ignore GT06 unknown header

---
 src/org/traccar/protocol/Gt06ProtocolDecoder.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/org')

diff --git a/src/org/traccar/protocol/Gt06ProtocolDecoder.java b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
index 7bc0923cd..b3a69c274 100644
--- a/src/org/traccar/protocol/Gt06ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Gt06ProtocolDecoder.java
@@ -83,7 +83,11 @@ public class Gt06ProtocolDecoder extends BaseProtocolDecoder {
 
         ChannelBuffer buf = (ChannelBuffer) msg;
 
-        buf.skipBytes(2); // header
+        // Check header
+        if (buf.readByte() != 0x78 || buf.readByte() != 0x78) {
+            return null;
+        }
+        
         int length = buf.readByte(); // size
         int dataLength = length - 5;
 
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