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//-----------------------------------------------------------------------
// <copyright file="JwtEncryptionAlgorithm.cs" company="Andrew Arnott">
// Copyright (c) Andrew Arnott. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
namespace DotNetOpenAuth.OAuth2.Crypto {
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using DotNetOpenAuth.Messaging;
internal abstract class JwtEncryptionAlgorithm : IDisposable {
protected JwtEncryptionAlgorithm(string algorithmName, string encryptionMethod) {
Requires.NotNullOrEmpty(algorithmName, "algorithmName");
Requires.NotNullOrEmpty(encryptionMethod, "encryptionMethod");
this.Header = new JweHeader(algorithmName, encryptionMethod);
}
internal JweHeader Header { get; private set; }
internal abstract void Encrypt(byte[] plainText, out byte[] cipherText, out byte[] integrityValue);
internal abstract byte[] Decrypt(byte[] cipherText, byte[] integrityValue);
public void Dispose() {
this.Dispose(true);
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposing) {
}
protected void KeyDerivation(byte[] contentMasterKey, out byte[] contentEncryptionKey, out byte[] contentIntegrityKey) {
// Implementing this would be manual, or involve P/Invoke I think.
// http://msdn.microsoft.com/en-us/library/windows/desktop/aa375393(v=vs.85).aspx
throw new NotImplementedException();
}
}
}
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