Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.ServiceModel/System/ServiceModel/WSFederationHttpSecurity.cs

@@ -0,0 +1,104 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+namespace System.ServiceModel
+{
+    using System.Runtime;
+    using System.ServiceModel.Channels;
+    using System.ComponentModel;
+
+    public sealed class WSFederationHttpSecurity
+    {
+        internal const WSFederationHttpSecurityMode DefaultMode = WSFederationHttpSecurityMode.Message;
+
+        WSFederationHttpSecurityMode mode;
+        FederatedMessageSecurityOverHttp messageSecurity;
+
+        public WSFederationHttpSecurity()
+            : this(DefaultMode, new FederatedMessageSecurityOverHttp())
+        {
+        }
+
+        WSFederationHttpSecurity(WSFederationHttpSecurityMode mode, FederatedMessageSecurityOverHttp messageSecurity)
+        {
+            Fx.Assert(WSFederationHttpSecurityModeHelper.IsDefined(mode), string.Format("Invalid WSFederationHttpSecurityMode value: {0}", mode.ToString()));
+
+            this.mode = mode;
+            this.messageSecurity = messageSecurity == null ? new FederatedMessageSecurityOverHttp() : messageSecurity;
+        }
+
+        public WSFederationHttpSecurityMode Mode
+        {
+            get { return this.mode; }
+            set
+            {
+                if (!WSFederationHttpSecurityModeHelper.IsDefined(value))
+                {
+                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value"));
+                }
+                this.mode = value;
+            }
+        }
+
+        public FederatedMessageSecurityOverHttp Message
+        {
+            get { return this.messageSecurity; }
+            set { this.messageSecurity = value; }
+        }
+
+        internal SecurityBindingElement CreateMessageSecurity(bool isReliableSessionEnabled, MessageSecurityVersion version)
+        {
+            if (this.mode == WSFederationHttpSecurityMode.Message || this.mode == WSFederationHttpSecurityMode.TransportWithMessageCredential)
+            {
+                return this.messageSecurity.CreateSecurityBindingElement(this.Mode == WSFederationHttpSecurityMode.TransportWithMessageCredential, isReliableSessionEnabled, version);
+            }
+            else
+            {
+                return null;
+            }
+        }
+
+        internal static bool TryCreate(SecurityBindingElement sbe,
+                                       WSFederationHttpSecurityMode mode,
+                                       HttpTransportSecurity transportSecurity,
+                                       bool isReliableSessionEnabled,
+                                       MessageSecurityVersion version,
+                                       out WSFederationHttpSecurity security)
+        {
+            security = null;
+            FederatedMessageSecurityOverHttp messageSecurity = null;
+            if (sbe == null)
+            {
+                mode = WSFederationHttpSecurityMode.None;
+            }
+            else
+            {
+                mode &= WSFederationHttpSecurityMode.Message | WSFederationHttpSecurityMode.TransportWithMessageCredential;
+                Fx.Assert(WSFederationHttpSecurityModeHelper.IsDefined(mode), string.Format("Invalid WSFederationHttpSecurityMode value: {0}", mode.ToString()));
+
+                if (!FederatedMessageSecurityOverHttp.TryCreate(sbe, mode == WSFederationHttpSecurityMode.TransportWithMessageCredential, isReliableSessionEnabled, version, out messageSecurity))
+                    return false;
+            }
+            security = new WSFederationHttpSecurity(mode, messageSecurity);
+            return true;
+        }
+
+        internal bool InternalShouldSerialize()
+        {
+            return this.ShouldSerializeMode()
+                || this.ShouldSerializeMessage();
+        }
+
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public bool ShouldSerializeMode()
+        {
+            return this.Mode != DefaultMode;
+        }
+
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public bool ShouldSerializeMessage()
+        {
+            return this.Message.InternalShouldSerialize();
+        }
+    }
+}