SecurityTokenParameters.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 / SecurityTokenParameters.cs / 1 / SecurityTokenParameters.cs

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

 
namespace System.ServiceModel.Security.Tokens
{ 
    using System.ServiceModel.Security; 
    using System.ServiceModel.Channels;
    using System.ServiceModel; 
    using System.Text;
    using System.Globalization;
    using System.IdentityModel.Selectors;
    using System.IdentityModel.Tokens; 

    public abstract class SecurityTokenParameters 
    { 
        internal const SecurityTokenInclusionMode defaultInclusionMode = SecurityTokenInclusionMode.AlwaysToRecipient;
        internal const SecurityTokenReferenceStyle defaultReferenceStyle = SecurityTokenReferenceStyle.Internal; 
        internal const bool defaultRequireDerivedKeys = true;

        SecurityTokenInclusionMode inclusionMode = defaultInclusionMode;
        SecurityTokenReferenceStyle referenceStyle = defaultReferenceStyle; 
        bool requireDerivedKeys = defaultRequireDerivedKeys;
 
        protected SecurityTokenParameters(SecurityTokenParameters other) 
        {
            if (other == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("other");

            this.requireDerivedKeys = other.requireDerivedKeys;
            this.inclusionMode = other.inclusionMode; 
            this.referenceStyle = other.referenceStyle;
        } 
 
        protected SecurityTokenParameters()
        { 
            // empty
        }

        internal protected abstract bool HasAsymmetricKey { get; } 

        public SecurityTokenInclusionMode InclusionMode 
        { 
            get
            { 
                return this.inclusionMode;
            }
            set
            { 
                SecurityTokenInclusionModeHelper.Validate(value);
                this.inclusionMode = value; 
            } 
        }
 
        public SecurityTokenReferenceStyle ReferenceStyle
        {
            get
            { 
                return this.referenceStyle;
            } 
            set 
            {
                TokenReferenceStyleHelper.Validate(value); 
                this.referenceStyle = value;
            }
        }
 
        public bool RequireDerivedKeys
        { 
            get 
            {
                return this.requireDerivedKeys; 
            }
            set
            {
                this.requireDerivedKeys = value; 
            }
        } 
 
        internal protected abstract bool SupportsClientAuthentication { get; }
        internal protected abstract bool SupportsServerAuthentication { get; } 
        internal protected abstract bool SupportsClientWindowsIdentity { get; }

        public SecurityTokenParameters Clone()
        { 
            SecurityTokenParameters result = this.CloneCore();
 
            if (result == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SecurityTokenParametersCloneInvalidResult, this.GetType().ToString())));
 
            return result;
        }

        protected abstract SecurityTokenParameters CloneCore(); 

        internal protected abstract SecurityKeyIdentifierClause CreateKeyIdentifierClause(SecurityToken token, SecurityTokenReferenceStyle referenceStyle); 
 
        internal protected abstract void InitializeSecurityTokenRequirement(SecurityTokenRequirement requirement);
 
        internal SecurityKeyIdentifierClause CreateKeyIdentifierClause(SecurityToken token, SecurityTokenReferenceStyle referenceStyle)
            where TExternalClause : SecurityKeyIdentifierClause
            where TInternalClause : SecurityKeyIdentifierClause
        { 
            if (token == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("token"); 
 
            SecurityKeyIdentifierClause result;
 
            switch (referenceStyle)
            {
                default:
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotSupportedException( 
                        SR.GetString(SR.TokenDoesNotSupportKeyIdentifierClauseCreation, token.GetType().Name, referenceStyle)));
                case SecurityTokenReferenceStyle.External: 
                    result = token.CreateKeyIdentifierClause(); 
                    break;
                case SecurityTokenReferenceStyle.Internal: 
                    result = token.CreateKeyIdentifierClause();
                    break;
            }
 
            return result;
        } 
 
        internal SecurityKeyIdentifierClause CreateGenericXmlTokenKeyIdentifierClause(SecurityToken token, SecurityTokenReferenceStyle referenceStyle)
        { 
            GenericXmlSecurityToken xmlToken = token as GenericXmlSecurityToken;
            if (xmlToken != null)
            {
                if (referenceStyle == SecurityTokenReferenceStyle.Internal && xmlToken.InternalTokenReference != null) 
                    return xmlToken.InternalTokenReference;
 
                if (referenceStyle == SecurityTokenReferenceStyle.External && xmlToken.ExternalTokenReference != null) 
                    return xmlToken.ExternalTokenReference;
            } 

            throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.GetString(SR.UnableToCreateTokenReference)));
        }
 
        internal protected virtual bool MatchesKeyIdentifierClause(SecurityToken token, SecurityKeyIdentifierClause keyIdentifierClause, SecurityTokenReferenceStyle referenceStyle)
        { 
            if (token == null) 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("token");
 
            if (token is GenericXmlSecurityToken)
            {
                return MatchesGenericXmlTokenKeyIdentifierClause(token, keyIdentifierClause, referenceStyle);
            } 

            bool result; 
 
            switch (referenceStyle)
            { 
                default:
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotSupportedException(
                        SR.GetString(SR.TokenDoesNotSupportKeyIdentifierClauseCreation, token.GetType().Name, referenceStyle)));
                case SecurityTokenReferenceStyle.External: 
                    if (keyIdentifierClause is LocalIdKeyIdentifierClause)
                        result = false; 
                    else 
                        result = token.MatchesKeyIdentifierClause(keyIdentifierClause);
                    break; 
                case SecurityTokenReferenceStyle.Internal:
                    result = token.MatchesKeyIdentifierClause(keyIdentifierClause);
                    break;
            } 

            return result; 
        } 

        internal bool MatchesGenericXmlTokenKeyIdentifierClause(SecurityToken token, SecurityKeyIdentifierClause keyIdentifierClause, SecurityTokenReferenceStyle referenceStyle) 
        {
            if (token == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("token");
 
            bool result;
 
            GenericXmlSecurityToken xmlToken = token as GenericXmlSecurityToken; 

            if (xmlToken == null) 
                result = false;
            else if (referenceStyle == SecurityTokenReferenceStyle.External && xmlToken.ExternalTokenReference != null)
                result = xmlToken.ExternalTokenReference.Matches(keyIdentifierClause);
            else if (referenceStyle == SecurityTokenReferenceStyle.Internal) 
                result = xmlToken.MatchesKeyIdentifierClause(keyIdentifierClause);
            else 
                result = false; 

            return result; 
        }

        public override string ToString()
        { 
            StringBuilder sb = new StringBuilder();
 
            sb.AppendLine(String.Format(CultureInfo.InvariantCulture, "{0}:", this.GetType().ToString())); 
            sb.AppendLine(String.Format(CultureInfo.InvariantCulture, "InclusionMode: {0}", this.inclusionMode.ToString()));
            sb.AppendLine(String.Format(CultureInfo.InvariantCulture, "ReferenceStyle: {0}", this.referenceStyle.ToString())); 
            sb.Append(String.Format(CultureInfo.InvariantCulture, "RequireDerivedKeys: {0}", this.requireDerivedKeys.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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