InfoCardRSAOAEPKeyExchangeDeformatter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / infocard / Client / System / IdentityModel / Selectors / InfoCardRSAOAEPKeyExchangeDeformatter.cs / 1305376 / InfoCardRSAOAEPKeyExchangeDeformatter.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace System.IdentityModel.Selectors 
{
    using System; 
    using System.Security.Cryptography; 

    internal class InfoCardRSAOAEPKeyExchangeDeformatter : RSAOAEPKeyExchangeDeformatter 
    {
        private RSA m_rsaKey; // RSA Key value to do decrypt operation

        // 
        // public constructors
        // 
 
        public InfoCardRSAOAEPKeyExchangeDeformatter() : base() {}
        public InfoCardRSAOAEPKeyExchangeDeformatter( AsymmetricAlgorithm key ) : base( key ) 
        {
            m_rsaKey = (RSA) key;
        }
 
        //
        // public methods 
        // 

        public override byte[] DecryptKeyExchange( byte[] rgbData ) 
        {
            if ( null != m_rsaKey && m_rsaKey is InfoCardRSACryptoProvider ) {
                return ((InfoCardRSACryptoProvider) m_rsaKey).Decrypt( rgbData, true );
            } else { 
                return base.DecryptKeyExchange( rgbData );
            } 
        } 

        public override void SetKey( AsymmetricAlgorithm key ) 
        {
            base.SetKey( key );
            m_rsaKey = (RSA) key;
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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