From aefc13c7e57d4c6c8c9a22cdd8203f8d1d9f0878 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 10 Nov 2019 15:41:08 -0800
Subject: Decode binary alerts

---
 src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java')

diff --git a/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java b/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java
index 951a5e17b..08d8252a3 100644
--- a/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/SuntechProtocolDecoder.java
@@ -508,7 +508,7 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
     private Position decodeBinary(
             Channel channel, SocketAddress remoteAddress, ByteBuf buf) {
 
-        buf.readUnsignedByte(); // header
+        int type = buf.readUnsignedByte();
         buf.readUnsignedShort(); // length
 
         DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, ByteBufUtil.hexDump(buf.readSlice(5)));
@@ -603,6 +603,13 @@ public class SuntechProtocolDecoder extends BaseProtocolDecoder {
             position.set(Position.KEY_OUTPUT, buf.readUnsignedByte());
         }
 
+        if (BitUtil.check(mask, 19)) {
+            int value = buf.readUnsignedByte();
+            if (type == 0x82) {
+                position.set(Position.KEY_ALARM, decodeAlert(value));
+            }
+        }
+
         return position;
     }
 
-- 
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