Added ability to enter more than one address (comma separated) as well as prevent adding a local IP4 (192.168...)

.vs/BlockIPAddr/v17/DocumentLayout.backup.json

@@ -76,7 +76,7 @@
               "RelativeDocumentMoniker": "Program.cs",
               "ToolTip": "C:\\Repos\\BlockIPAddr\\Program.cs",
               "RelativeToolTip": "Program.cs",
-              "ViewState": "AgIAAB4AAAAAAAAAAAAAADsAAAAKAAAAAAAAAA==",
+              "ViewState": "AgIAAFwAAAAAAAAAAAAAAHYAAAAIAAAAAAAAAA==",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
               "WhenOpened": "2025-06-27T16:11:33.579Z",
               "EditorCaption": ""

.vs/BlockIPAddr/v17/DocumentLayout.json

@@ -76,7 +76,7 @@
               "RelativeDocumentMoniker": "Program.cs",
               "ToolTip": "C:\\Repos\\BlockIPAddr\\Program.cs",
               "RelativeToolTip": "Program.cs",
-              "ViewState": "AgIAACAAAAAAAAAAAAAAADsAAAAKAAAAAAAAAA==",
+              "ViewState": "AgIAAFwAAAAAAAAAAAAAAHYAAAAIAAAAAAAAAA==",
               "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
               "WhenOpened": "2025-06-27T16:11:33.579Z",
               "EditorCaption": ""

Program.cs

@@ -1,6 +1,7 @@
 using Microsoft.Data.SqlClient;
 using BlockIPAddr.ClassObj;
 using static BlockIPAddr.ClassObj.ANSI;
+using System.Text.RegularExpressions;
 
 namespace BlockIPAddr;
 
@@ -29,7 +30,7 @@ internal class Program
           theEntries.Clear();
           theEntries.AddRange(arg.Split(','));
 
-          foreach(var entry in theEntries)
+          foreach (var entry in theEntries)
           {
             string ip4 = entry.Trim();
 
@@ -101,10 +102,12 @@ internal class Program
           System.Net.IPAddress? ip4 = null;
           byte subMask = 0;
 
-          if (System.Net.IPAddress.TryParse(part[0].Trim(), out ip4))
+          if (Regex.IsMatch(part[0].Trim(), "^192.168.18[567]"))
+            rv = false;
+          else if (System.Net.IPAddress.TryParse(part[0].Trim(), out ip4))
             rv = true;
 
-          if (rv && byte.TryParse(part[1].Trim(), out subMask))
+          if (rv && byte.TryParse(part[1].Trim(), out subMask) && subMask <= 32)
             rv = true;
           else
             rv = false;
@@ -113,7 +116,9 @@ internal class Program
       else
       {
         System.Net.IPAddress? ip4 = null;
-        if (System.Net.IPAddress.TryParse(ip.Trim(), out ip4))
+        if (Regex.IsMatch(ip.Trim(), "^192.168.18[567]"))
+          rv = false;
+        else if(System.Net.IPAddress.TryParse(ip.Trim(), out ip4))
           rv = true;
         else
           rv = false;

Properties/PublishProfiles/FolderProfile.pubxml.user

@@ -2,7 +2,7 @@
 <!-- https://go.microsoft.com/fwlink/?LinkID=208121. -->
 <Project>
   <PropertyGroup>
-    <History>True|2025-08-04T07:56:39.0297504Z||;True|2025-06-30T04:59:56.4591901-04:00||;True|2025-06-30T04:39:28.6629030-04:00||;True|2025-06-30T04:04:51.2689872-04:00||;True|2025-06-30T04:02:09.8676131-04:00||;True|2025-06-27T12:28:32.0039427-04:00||;True|2025-06-27T12:27:16.4031564-04:00||;True|2025-06-27T12:23:51.7850485-04:00||;True|2025-06-27T12:13:48.5390689-04:00||;True|2025-06-27T12:12:59.9985493-04:00||;</History>
+    <History>True|2025-08-04T08:14:15.2400225Z||;True|2025-08-04T03:56:39.0297504-04:00||;True|2025-06-30T04:59:56.4591901-04:00||;True|2025-06-30T04:39:28.6629030-04:00||;True|2025-06-30T04:04:51.2689872-04:00||;True|2025-06-30T04:02:09.8676131-04:00||;True|2025-06-27T12:28:32.0039427-04:00||;True|2025-06-27T12:27:16.4031564-04:00||;True|2025-06-27T12:23:51.7850485-04:00||;True|2025-06-27T12:13:48.5390689-04:00||;True|2025-06-27T12:12:59.9985493-04:00||;</History>
     <LastFailureDetails />
   </PropertyGroup>
 </Project>

obj/Debug/net9.0-windows/BlockIPAddr.AssemblyInfo.cs

@@ -14,7 +14,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+3a151ec7332e36d0958a5c09f93437c9a579cb48")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+f90ad8ff41b147dbced82108f8df7d93f1ece3fe")]
 [assembly: System.Reflection.AssemblyProductAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyTitleAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

obj/Debug/net9.0-windows/BlockIPAddr.AssemblyInfoInputs.cache

@@ -1 +1 @@
-276cbed3fbbab18a3b26cb223ec73efcf37677ae68e069f3d99726445b29012a
+36656971181fdbad6e97912fe5d4b72fd62419fa9de21427f1bd5b633b2b87b9

obj/Release/net9.0-windows/BlockIPAddr.AssemblyInfo.cs

@@ -14,7 +14,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Release")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+3a151ec7332e36d0958a5c09f93437c9a579cb48")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+f90ad8ff41b147dbced82108f8df7d93f1ece3fe")]
 [assembly: System.Reflection.AssemblyProductAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyTitleAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

obj/Release/net9.0-windows/BlockIPAddr.AssemblyInfoInputs.cache

@@ -1 +1 @@
-401f24aa58a13e7b8158c38eb59a40f9d51e22db33d5f6481ad85ad0cbf73ff9
+1acf25e339094d4b551fb2dd35326bf2166c840a5c2ac01841faadb560f9a69a

obj/Release/net9.0-windows/win-x64/BlockIPAddr.AssemblyInfo.cs

@@ -14,7 +14,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Release")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+3a151ec7332e36d0958a5c09f93437c9a579cb48")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+f90ad8ff41b147dbced82108f8df7d93f1ece3fe")]
 [assembly: System.Reflection.AssemblyProductAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyTitleAttribute("BlockIPAddr")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]

obj/Release/net9.0-windows/win-x64/BlockIPAddr.AssemblyInfoInputs.cache

@@ -1 +1 @@
-401f24aa58a13e7b8158c38eb59a40f9d51e22db33d5f6481ad85ad0cbf73ff9
+1acf25e339094d4b551fb2dd35326bf2166c840a5c2ac01841faadb560f9a69a