From d3e39051984592f181b04256e38c2396d0cda78d Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Fri, 8 Dec 2017 04:58:58 +1300
Subject: Fix Totem AT09 frames decoding

---
 src/org/traccar/protocol/TotemFrameDecoder.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/org')

diff --git a/src/org/traccar/protocol/TotemFrameDecoder.java b/src/org/traccar/protocol/TotemFrameDecoder.java
index 6940d7b46..6c9b14559 100644
--- a/src/org/traccar/protocol/TotemFrameDecoder.java
+++ b/src/org/traccar/protocol/TotemFrameDecoder.java
@@ -42,8 +42,8 @@ public class TotemFrameDecoder extends FrameDecoder {
 
         int length;
 
-        int flagIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), new StringFinder("AA"));
-        if (flagIndex != -1 && flagIndex - beginIndex == 6) {
+        int separatorIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) '|');
+        if (separatorIndex > 0 && separatorIndex - beginIndex > 19) {
             length = Integer.parseInt(buf.toString(buf.readerIndex() + 2, 4, StandardCharsets.US_ASCII));
         } else {
             length = Integer.parseInt(buf.toString(buf.readerIndex() + 2, 2, StandardCharsets.US_ASCII), 16);
-- 
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