NamedPipeTransportManager.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 / Channels / NamedPipeTransportManager.cs / 1 / NamedPipeTransportManager.cs

                            //---------------------------------------------------------------------------- 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//---------------------------------------------------------------------------
namespace System.ServiceModel.Channels
{ 
    using System;
    using System.ServiceModel; 
    using System.Security.Principal; 
    using System.Collections.Generic;
 
    abstract class NamedPipeTransportManager
        : ConnectionOrientedTransportManager, ITransportManagerRegistration
    {
        List allowedUsers; 
        HostNameComparisonMode hostNameComparisonMode;
        Uri listenUri; 
 
        protected NamedPipeTransportManager(Uri listenUri)
        { 
            this.listenUri = listenUri;
        }

        protected void SetAllowedUsers(List allowedUsers) 
        {
            this.allowedUsers = allowedUsers; 
        } 

        protected void SetHostNameComparisonMode(HostNameComparisonMode hostNameComparisonMode) 
        {
            this.hostNameComparisonMode = hostNameComparisonMode;
        }
 
        internal List AllowedUsers
        { 
            get 
            {
                return this.allowedUsers; 
            }
        }

        public HostNameComparisonMode HostNameComparisonMode 
        {
            get 
            { 
                return this.hostNameComparisonMode;
            } 

            protected set
            {
                HostNameComparisonModeHelper.Validate(value); 
                lock (base.ThisLock)
                { 
                    ThrowIfOpen(); 
                    this.hostNameComparisonMode = value;
                } 
            }
        }

        public Uri ListenUri 
        {
            get 
            { 
                return this.listenUri;
            } 
        }

        internal override string Scheme
        { 
            get { return Uri.UriSchemeNetPipe; }
        } 
 
        bool AreAllowedUsersEqual(List otherAllowedUsers)
        { 
            return ((this.allowedUsers == otherAllowedUsers) ||
                (IsSubset(this.allowedUsers, otherAllowedUsers) && IsSubset(otherAllowedUsers, this.allowedUsers)));
        }
 
        protected virtual bool IsCompatible(NamedPipeChannelListener channelListener)
        { 
            if (channelListener.InheritBaseAddressSettings) 
            {
                return true; 
            }

            return (
                base.IsCompatible(channelListener) 
                && this.AreAllowedUsersEqual(channelListener.AllowedUsers)
                && (this.HostNameComparisonMode == channelListener.HostNameComparisonMode) 
                ); 
        }
 
        static bool IsSubset(List users1, List users2)
        {
            if (users1 == null)
            { 
                return true;
            } 
 
            foreach (SecurityIdentifier user in users1)
            { 
                if (!users2.Contains(user))
                {
                    return false;
                } 
            }
 
            return true; 
        }
 
        internal override void OnClose()
        {
            NamedPipeChannelListener.StaticTransportManagerTable.UnregisterUri(this.ListenUri, this.HostNameComparisonMode);
        } 

        protected virtual void OnSelecting(NamedPipeChannelListener channelListener) 
        { } 

        IList ITransportManagerRegistration.Select(TransportChannelListener channelListener) 
        {
            OnSelecting((NamedPipeChannelListener)channelListener);

            IList result = null; 
            if (this.IsCompatible((NamedPipeChannelListener)channelListener))
            { 
                result = new List(); 
                result.Add(this);
            } 
            return result;
        }
    }
} 

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

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