mcs/class/referencesource/mscorlib/system/security/cryptography/rijndael.cs


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// ==++==
// 
//   Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// ==--==
// <OWNER>[....]</OWNER>
// 

//
// Rijndael.cs
//

namespace System.Security.Cryptography
{
[System.Runtime.InteropServices.ComVisible(true)]

    public abstract class Rijndael : SymmetricAlgorithm
    {
        private static  KeySizes[] s_legalBlockSizes = {
          new KeySizes(128, 256, 64)
        };

        private static  KeySizes[] s_legalKeySizes = {
            new KeySizes(128, 256, 64)
        };

        //
        // protected constructors
        //

        protected Rijndael() {
            KeySizeValue = 256;
            BlockSizeValue = 128;
            FeedbackSizeValue = BlockSizeValue;
            LegalBlockSizesValue = s_legalBlockSizes;
            LegalKeySizesValue = s_legalKeySizes;
        }

        //
        // public methods
        //

        new static public Rijndael Create() {
#if FULL_AOT_RUNTIME
            return new System.Security.Cryptography.RijndaelManaged ();
#else
            return Create("System.Security.Cryptography.Rijndael");
#endif
        }

        new static public Rijndael Create(String algName) {
            return (Rijndael) CryptoConfig.CreateFromName(algName);
        }
    }
}