From 26ae279c709f309937adedfd6f7be3ced110e405 Mon Sep 17 00:00:00 2001
From: Jake Visser <visser.jacob@outlook.com>
Date: Wed, 5 Jul 2017 23:21:04 -0700
Subject: [PATCH] check header and footer

---
 qcbadge/Controllers/HomeController.cs | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/qcbadge/Controllers/HomeController.cs b/qcbadge/Controllers/HomeController.cs
index 14d3816..6ce82d0 100644
--- a/qcbadge/Controllers/HomeController.cs
+++ b/qcbadge/Controllers/HomeController.cs
@@ -136,6 +136,8 @@ namespace qcbadge.Controllers
             //     [DDDDDDDDDD] < -icon bit array 39...........0
             //     [EE] < -Checksum
             //     0908[0000000000000000] < -End + Crypto
+            //
+            //     0x0201040319DC190FFFD304AAAABBCCDDDDDDDDDDEE09080000000000000000
 
             if (String.IsNullOrEmpty(advertData))
             {
@@ -145,7 +147,19 @@ namespace qcbadge.Controllers
             }
             else
             {
-                return StatusCode(200);
+                String header = "0x0201040319DC190FFFD304";
+                String footer = "09080000000000000000";
+
+                if(advertData.StartsWith(header) && advertData.EndsWith(footer))
+                {
+                    return StatusCode(200);
+                }
+                else
+                {
+                    return StatusCode(400);
+                }
+
+                
             }
 
         }