Handle empty bytes

OsamahGhadheb · Nov 2, 2020 · c031456 · c031456
1 parent 4e5ffd4
commit c031456
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/IPBanCore/Core/Interfaces/ILocalMachineExternalIPAddressLookup.cs b/IPBanCore/Core/Interfaces/ILocalMachineExternalIPAddressLookup.cs
@@ -93,7 +93,7 @@ public LocalMachineExternalIPAddressLookupDefault(IHttpRequestMaker requestMaker
                 catch (Exception _ex)
                 {
                     ex = _ex;
-                    await Task.Delay(600);
+                    await Task.Delay(1000);
                 }
             }
 

diff --git a/IPBanCore/Core/Utility/ExtensionMethods.cs b/IPBanCore/Core/Utility/ExtensionMethods.cs
@@ -472,6 +472,10 @@ public static bool IsInternal(this System.Net.IPAddress ip)
             if (ip.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
             {
                 byte[] bytes = ip.GetAddressBytes();
+                if (bytes is null || bytes.Length < 4)
+                {
+                    return true;
+                }
                 switch (bytes[0])
                 {
                     case 10: