Add migrated to .NET 8.0 variant of Hcs.Client

Hcs.ClientNet/GostCryptography/Asn1/Ber/Asn1GraphicString.cs

@@ -0,0 +1,35 @@
+using System;
+
+namespace GostCryptography.Asn1.Ber
+{
+    [Serializable]
+    public class Asn1GraphicString : Asn1VarWidthCharString
+    {
+        public static readonly Asn1Tag Tag = new Asn1Tag(0, 0, GraphicStringTypeCode);
+
+        public Asn1GraphicString()
+            : base(GraphicStringTypeCode)
+        {
+        }
+
+        public Asn1GraphicString(string data)
+            : base(data, GraphicStringTypeCode)
+        {
+        }
+
+        public override void Decode(Asn1BerDecodeBuffer buffer, bool explicitTagging, int implicitLength)
+        {
+            Decode(buffer, explicitTagging, implicitLength, Tag);
+        }
+
+        public override int Encode(Asn1BerEncodeBuffer buffer, bool explicitTagging)
+        {
+            return Encode(buffer, explicitTagging, Tag);
+        }
+
+        public override void Encode(Asn1BerOutputStream outs, bool explicitTagging)
+        {
+            outs.EncodeCharString(base.Value, explicitTagging, Tag);
+        }
+    }
+}