X509SecurityTokenParameters.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 / ServiceModel / System / ServiceModel / Security / Tokens / X509SecurityTokenParameters.cs / 1 / X509SecurityTokenParameters.cs
                        

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

 
namespace System.ServiceModel.Security.Tokens
{ 
    using System.IdentityModel.Tokens; 
    using System.ServiceModel;
    using System.IdentityModel.Selectors; 
    using System.ServiceModel.Security;
    using System.Text;
    using System.Globalization;
 
    public class X509SecurityTokenParameters : SecurityTokenParameters
    { 
        internal const X509KeyIdentifierClauseType defaultX509ReferenceStyle = X509KeyIdentifierClauseType.Any; 

        X509KeyIdentifierClauseType x509ReferenceStyle; 

        protected X509SecurityTokenParameters(X509SecurityTokenParameters other)
            : base(other)
        { 
            this.x509ReferenceStyle = other.x509ReferenceStyle;
        } 
 
        public X509SecurityTokenParameters()
            : this(X509SecurityTokenParameters.defaultX509ReferenceStyle, SecurityTokenParameters.defaultInclusionMode) 
        {
            // empty
        }
 
        public X509SecurityTokenParameters(X509KeyIdentifierClauseType x509ReferenceStyle)
            : this(x509ReferenceStyle, SecurityTokenParameters.defaultInclusionMode) 
        { 
            // empty
        } 

        public X509SecurityTokenParameters(X509KeyIdentifierClauseType x509ReferenceStyle, SecurityTokenInclusionMode inclusionMode)
            : this(x509ReferenceStyle, inclusionMode, SecurityTokenParameters.defaultRequireDerivedKeys)
        { 
        }
 
        internal X509SecurityTokenParameters(X509KeyIdentifierClauseType x509ReferenceStyle, SecurityTokenInclusionMode inclusionMode, 
            bool requireDerivedKeys)
            : base() 
        {
            this.X509ReferenceStyle = x509ReferenceStyle;
            this.InclusionMode = inclusionMode;
            this.RequireDerivedKeys = requireDerivedKeys; 
        }
 
        internal protected override bool HasAsymmetricKey { get { return true; } } 

        public X509KeyIdentifierClauseType X509ReferenceStyle 
        {
            get
            {
                return this.x509ReferenceStyle; 
            }
            set 
            { 
                X509SecurityTokenReferenceStyleHelper.Validate(value);
                this.x509ReferenceStyle = value; 
            }
        }

        internal protected override bool SupportsClientAuthentication { get { return true; } } 
        internal protected override bool SupportsServerAuthentication { get { return true; } }
        internal protected override bool SupportsClientWindowsIdentity { get { return true; } } 
 
        protected override SecurityTokenParameters CloneCore()
        { 
            return new X509SecurityTokenParameters(this);
        }

        internal protected override SecurityKeyIdentifierClause CreateKeyIdentifierClause(SecurityToken token, SecurityTokenReferenceStyle referenceStyle) 
        {
            SecurityKeyIdentifierClause result = null; 
 
            switch (this.x509ReferenceStyle)
            { 
                default:
                case X509KeyIdentifierClauseType.Any:
                    if (referenceStyle == SecurityTokenReferenceStyle.External)
                    { 
                        X509SecurityToken x509Token = token as X509SecurityToken;
                        if (x509Token != null) 
                        { 
                            X509SubjectKeyIdentifierClause x509KeyIdentifierClause;
                            if (X509SubjectKeyIdentifierClause.TryCreateFrom(x509Token.Certificate, out x509KeyIdentifierClause)) 
                            {
                                result = x509KeyIdentifierClause;
                            }
                        } 
                        else
                        { 
                            X509WindowsSecurityToken windowsX509Token = token as X509WindowsSecurityToken; 
                            if (windowsX509Token != null)
                            { 
                                X509SubjectKeyIdentifierClause x509KeyIdentifierClause;
                                if (X509SubjectKeyIdentifierClause.TryCreateFrom(windowsX509Token.Certificate, out x509KeyIdentifierClause))
                                {
                                    result = x509KeyIdentifierClause; 
                                }
                            } 
                        } 

                        if (result == null) 
                            result = token.CreateKeyIdentifierClause();
                        if (result == null)
                            result = token.CreateKeyIdentifierClause();
                    } 
                    else
                        result = token.CreateKeyIdentifierClause(); 
                    break; 
                case X509KeyIdentifierClauseType.Thumbprint:
                    result = this.CreateKeyIdentifierClause(token, referenceStyle); 
                    break;
                case X509KeyIdentifierClauseType.SubjectKeyIdentifier:
                    result = this.CreateKeyIdentifierClause(token, referenceStyle);
                    break; 
                case X509KeyIdentifierClauseType.IssuerSerial:
                    result = this.CreateKeyIdentifierClause(token, referenceStyle); 
                    break; 
                case X509KeyIdentifierClauseType.RawDataKeyIdentifier:
                    result = this.CreateKeyIdentifierClause(token, referenceStyle); 
                    break;
            }

            return result; 
        }
 
        protected internal override void InitializeSecurityTokenRequirement(SecurityTokenRequirement requirement) 
        {
            requirement.TokenType = SecurityTokenTypes.X509Certificate; 
            requirement.RequireCryptographicToken = true;
            requirement.KeyType = SecurityKeyType.AsymmetricKey;
        }
 
        public override string ToString()
        { 
            StringBuilder sb = new StringBuilder(); 
            sb.AppendLine(base.ToString());
 
            sb.Append(String.Format(CultureInfo.InvariantCulture, "X509ReferenceStyle: {0}", this.x509ReferenceStyle.ToString()));

            return sb.ToString();
        } 
    }
} 

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

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