From db69e9fc358c3df137e834d53f27af9bc21d8169 Mon Sep 17 00:00:00 2001
From: Shreyas Zare <shreyas@technitium.com>
Date: Sat, 6 Jun 2020 15:50:54 +0530
Subject: [PATCH] DnsResourceRecordInfo: code refactoring done.

---
 .../DnsResourceRecordInfo.cs                      | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)
 rename DnsServerCore/Dns/{Zones => ResourceRecords}/DnsResourceRecordInfo.cs (84%)

diff --git a/DnsServerCore/Dns/Zones/DnsResourceRecordInfo.cs b/DnsServerCore/Dns/ResourceRecords/DnsResourceRecordInfo.cs
similarity index 84%
rename from DnsServerCore/Dns/Zones/DnsResourceRecordInfo.cs
rename to DnsServerCore/Dns/ResourceRecords/DnsResourceRecordInfo.cs
index 6b8c03b3..4da5271e 100644
--- a/DnsServerCore/Dns/Zones/DnsResourceRecordInfo.cs
+++ b/DnsServerCore/Dns/ResourceRecords/DnsResourceRecordInfo.cs
@@ -22,7 +22,7 @@ using System.Collections.Generic;
 using System.IO;
 using TechnitiumLibrary.Net.Dns;
 
-namespace DnsServerCore.Dns.Zones
+namespace DnsServerCore.Dns.ResourceRecords
 {
     public class DnsResourceRecordInfo
     {
@@ -49,12 +49,17 @@ namespace DnsServerCore.Dns.Zones
                 case 2:
                     _disabled = bR.ReadBoolean();
 
-                    DnsResourceRecord[] glueRecords = new DnsResourceRecord[bR.ReadByte()];
+                    int count = bR.ReadByte();
+                    if (count > 0)
+                    {
+                        DnsResourceRecord[] glueRecords = new DnsResourceRecord[count];
 
-                    for (int i = 0; i < glueRecords.Length; i++)
-                        glueRecords[i] = new DnsResourceRecord(bR.BaseStream);
+                        for (int i = 0; i < glueRecords.Length; i++)
+                            glueRecords[i] = new DnsResourceRecord(bR.BaseStream);
+
+                        _glueRecords = glueRecords;
+                    }
 
-                    _glueRecords = glueRecords;
                     break;
 
                 default: