SelfIssuedAuthRSAPKCS1SignatureFormatter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / infocard / Service / managed / Microsoft / InfoCards / SelfIssuedAuthRSAPKCS1SignatureFormatter.cs / 1 / SelfIssuedAuthRSAPKCS1SignatureFormatter.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------
//
namespace Microsoft.InfoCards 
{
    using System; 
    using System.IdentityModel.Selectors; 
    using System.IdentityModel.Tokens;
    using System.ServiceModel; 
    using System.ServiceModel.Security;
    using System.ServiceModel.Security.Tokens;
    using System.Runtime.InteropServices;
    using System.Security.Cryptography; 
    using System.IdentityModel;
    using System.Security.Cryptography.Xml; 
 
    using IDT = Microsoft.InfoCards.Diagnostics.InfoCardTrace;
    using System.Collections.ObjectModel; 
    using System.Collections.Generic;


    // 
    // Summary:
    //  This class implements the mechanism to call SelfIssuedAuthRSACryptoProvider's SignHash 
    // 
    internal class SelfIssuedAuthRSAPKCS1SignatureFormatter : RSAPKCS1SignatureFormatter
    { 
        private RSA m_rsaKey;
        private string m_strOID;

        // 
        // public constructors
        // 
 
        public SelfIssuedAuthRSAPKCS1SignatureFormatter() : base() { }
 
        public SelfIssuedAuthRSAPKCS1SignatureFormatter( AsymmetricAlgorithm key )
            : base( key )
        {
            m_rsaKey = ( RSA )key; 
        }
 
        // 
        // public methods
        // 

        public override void SetKey( AsymmetricAlgorithm key )
        {
            base.SetKey( key ); 
            m_rsaKey = ( RSA )key;
        } 
 
        public override void SetHashAlgorithm( string strName )
        { 
            base.SetHashAlgorithm( strName );
            m_strOID = CryptoConfig.MapNameToOID( strName );
        }
 
        public override byte[ ] CreateSignature( byte[ ] rgbHash )
        { 
            if ( !( null == m_strOID || null == m_rsaKey || null == rgbHash ) && m_rsaKey is SelfIssuedAuthRSACryptoProvider ) 
            {
                return ( ( SelfIssuedAuthRSACryptoProvider )m_rsaKey ).SignHash( rgbHash, m_strOID ); 
            }
            else
            {
                return base.CreateSignature( rgbHash ); 
            }
        } 
    } 

} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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