Initial Commit

iTechSharp/srcbc/crypto/generators/DesKeyGenerator.cs

@@ -0,0 +1,34 @@
+using System;
+
+using Org.BouncyCastle.Crypto.Parameters;
+
+namespace Org.BouncyCastle.Crypto.Generators
+{
+    public class DesKeyGenerator
+		: CipherKeyGenerator
+    {
+		public DesKeyGenerator()
+		{
+		}
+
+		internal DesKeyGenerator(
+			int defaultStrength)
+			: base(defaultStrength)
+		{
+		}
+
+		protected override byte[] engineGenerateKey()
+        {
+            byte[] newKey;
+
+			do
+            {
+				newKey = random.GenerateSeed(DesParameters.DesKeyLength);
+				DesParameters.SetOddParity(newKey);
+            }
+            while (DesParameters.IsWeakKey(newKey, 0));
+
+			return newKey;
+        }
+    }
+}