init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Utilities/Collections/EmptyEnumerable.cs

@@ -0,0 +1,17 @@
+using System.Collections;
+
+namespace Org.BouncyCastle.Utilities.Collections;
+
+public sealed class EmptyEnumerable : IEnumerable
+{
+	public static readonly IEnumerable Instance = new EmptyEnumerable();
+
+	private EmptyEnumerable()
+	{
+	}
+
+	public IEnumerator GetEnumerator()
+	{
+		return EmptyEnumerator.Instance;
+	}
+}