From 780e13735ad0e64e824d956ed8483ceb99880341 Mon Sep 17 00:00:00 2001
From: Christoph Wiechert <wio@psitrax.de>
Date: Tue, 8 Dec 2020 11:42:08 +0100
Subject: [PATCH] Fix: Don't parse HM-IP Flags due to lack of knowledge

---
 app/src/SnifferParser.ts | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/app/src/SnifferParser.ts b/app/src/SnifferParser.ts
index 8fca6f2..69fac77 100644
--- a/app/src/SnifferParser.ts
+++ b/app/src/SnifferParser.ts
@@ -88,13 +88,20 @@ export default class SnifferParser extends Transform {
       return callback();
     }
 
+    const type = getType(parseInt(line.substr(9, 2), 16));
+    let flags = [];
+    // Only parse HM-Flags. We've not enough knowlege to understand HM-IP Flags Byte
+    if(type !== 'HMIP_TYPE') {
+      flags = getFlags(parseInt(line.substr(7, 2), 16));
+    }
+    
     const telegram: Telegram = {
       tstamp: Date.now(),
       rssi: -1 * parseInt(line.substr(1, 2), 16),
       len: parseInt(line.substr(3, 2), 16),
       cnt: parseInt(line.substr(5, 2), 16),
-      flags: getFlags(parseInt(line.substr(7, 2), 16)),
-      type: getType(parseInt(line.substr(9, 2), 16)),
+      flags,
+      type,
       fromAddr,
       toAddr,
       fromName: fromDev && fromDev.name || '',