BasicHttpMessageSecurity.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 / BasicHttpMessageSecurity.cs / 1 / BasicHttpMessageSecurity.cs

                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel
{ 
    using System.Net.Security;
    using System.ServiceModel.Channels; 
    using System.ServiceModel.Security; 
    using System.ServiceModel.Security.Tokens;
 
    public sealed class BasicHttpMessageSecurity
    {
        internal const BasicHttpMessageCredentialType DefaultClientCredentialType = BasicHttpMessageCredentialType.UserName;
 
        BasicHttpMessageCredentialType clientCredentialType;
        SecurityAlgorithmSuite algorithmSuite; 
 
        internal BasicHttpMessageSecurity()
        { 
            clientCredentialType = DefaultClientCredentialType;
            algorithmSuite = SecurityAlgorithmSuite.Default;
        }
 
        public BasicHttpMessageCredentialType ClientCredentialType
        { 
            get { return this.clientCredentialType; } 
            set
            { 
                if (!BasicHttpMessageCredentialTypeHelper.IsDefined(value))
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value"));
                } 
                this.clientCredentialType = value;
            } 
        } 

        public SecurityAlgorithmSuite AlgorithmSuite 
        {
            get { return this.algorithmSuite; }
            set
            { 
                if (value == null)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value"); 
                }
                this.algorithmSuite = value; 
            }
        }

        // if any changes are made to this method, please reflect them in the corresponding TryCrete() method 
        internal SecurityBindingElement CreateMessageSecurity(bool isSecureTransportMode)
        { 
            SecurityBindingElement result; 

            if (isSecureTransportMode) 
            {
                MessageSecurityVersion version = MessageSecurityVersion.WSSecurity10WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11BasicSecurityProfile10;
                switch (this.clientCredentialType)
                { 
                    case BasicHttpMessageCredentialType.Certificate:
                        result = SecurityBindingElement.CreateCertificateOverTransportBindingElement(version); 
                        break; 
                    case BasicHttpMessageCredentialType.UserName:
                        result = SecurityBindingElement.CreateUserNameOverTransportBindingElement(); 
                        result.MessageSecurityVersion = version;
                        break;
                    default:
                        DiagnosticUtility.DebugAssert("Unsupported basic http message credential type"); 
                        throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotSupportedException());
                } 
            } 
            else
            { 
                if (this.clientCredentialType != BasicHttpMessageCredentialType.Certificate)
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.BasicHttpMessageSecurityRequiresCertificate)));
                } 
                result = SecurityBindingElement.CreateMutualCertificateBindingElement(MessageSecurityVersion.WSSecurity10WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11BasicSecurityProfile10, true);
            } 
 
            result.DefaultAlgorithmSuite = this.AlgorithmSuite;
            result.SecurityHeaderLayout = SecurityHeaderLayout.Lax; 
            result.SetKeyDerivation(false);
            result.DoNotEmitTrust = true;

            return result; 
        }
 
        // This method reverses the CreateMessageSecurity(bool) method 
        internal static bool TryCreate(SecurityBindingElement sbe, out BasicHttpMessageSecurity security, out bool isSecureTransportMode)
        { 
            DiagnosticUtility.DebugAssert(null != sbe, string.Empty);

            security = null;
            isSecureTransportMode = false; 

            if (sbe.DoNotEmitTrust == false) 
                return false; 
            if (!sbe.IsSetKeyDerivation(false))
                return false; 
            if (sbe.SecurityHeaderLayout != SecurityHeaderLayout.Lax)
                return false;
            if (sbe.MessageSecurityVersion != MessageSecurityVersion.WSSecurity10WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11BasicSecurityProfile10)
                return false; 

            BasicHttpMessageCredentialType credentialType; 
            if (!SecurityBindingElement.IsMutualCertificateBinding(sbe, true)) 
            {
                isSecureTransportMode = true; 
                if (SecurityBindingElement.IsCertificateOverTransportBinding(sbe))
                {
                    credentialType = BasicHttpMessageCredentialType.Certificate;
                } 
                else if (SecurityBindingElement.IsUserNameOverTransportBinding(sbe))
                { 
                    credentialType = BasicHttpMessageCredentialType.UserName; 
                }
                else 
                {
                    return false;
                }
            } 
            else
            { 
                credentialType = BasicHttpMessageCredentialType.Certificate; 
            }
            security = new BasicHttpMessageSecurity(); 
            security.ClientCredentialType = credentialType;
            security.AlgorithmSuite = sbe.DefaultAlgorithmSuite;
            return true;
        } 
    }
} 

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

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