EndpointIdentity.cs :  » 2.6.4-mono-.net-core » System.ServiceModel » System » ServiceModel » C# / CSharp Open Source

//
// EndpointIdentity.cs
//
// Author:
//  Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2005 Novell, Inc.  http://www.novell.com
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.IdentityModel.Claims;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Xml;


namespace System.ServiceModel{
  public abstract class EndpointIdentity
  {
    Claim claim;
    IEqualityComparer<Claim> comparer;

    protected EndpointIdentity ()
    {
    }

    public Claim IdentityClaim {
      get { return claim; }
    }

    public static EndpointIdentity CreateDnsIdentity (string dnsName)
    {
      return new DnsEndpointIdentity (dnsName);
    }

    public static EndpointIdentity CreateIdentity (Claim identity)
    {
      if (identity == null)
        throw new ArgumentNullException ();

      if (identity.ClaimType == ClaimTypes.Dns)
        return CreateDnsIdentity ((string) identity.Resource);
      else if (identity.ClaimType == ClaimTypes.Rsa) {
        if (identity.Resource is string)
          return CreateRsaIdentity ((string) identity.Resource);
        else if (identity.Resource is X509Certificate2)
          return CreateRsaIdentity ((X509Certificate2) identity.Resource);
      }
      else if (identity.ClaimType == ClaimTypes.Thumbprint)
        return CreateX509CertificateIdentity ((X509Certificate2) identity.Resource);
      else if (identity.ClaimType == ClaimTypes.Spn)
        return CreateSpnIdentity ((string) identity.Resource);
      else if (identity.ClaimType == ClaimTypes.Upn)
        return CreateSpnIdentity ((string) identity.Resource);

      throw new NotSupportedException (String.Format ("Claim type '{0}' cannot be used to create an endpoint identity.", identity.ClaimType));
    }

    public static EndpointIdentity CreateRsaIdentity (string publicKey)
    {
      return new RsaEndpointIdentity (publicKey);
    }

    public static EndpointIdentity CreateRsaIdentity (
      X509Certificate2 certificate)
    {
      return new RsaEndpointIdentity (certificate);
    }

    public static EndpointIdentity CreateSpnIdentity (string spnName)
    {
      return new SpnEndpointIdentity (spnName);
    }

    public static EndpointIdentity CreateUpnIdentity (string upnName)
    {
      return new UpnEndpointIdentity (upnName);
    }

    public static EndpointIdentity CreateX509CertificateIdentity (
      X509Certificate2 certificate)
    {
      return new X509CertificateEndpointIdentity (certificate);
    }

    public static EndpointIdentity CreateX509CertificateIdentity (
      X509Certificate2 primaryCertificate,
      X509Certificate2Collection supportingCertificates)
    {
      return new X509CertificateEndpointIdentity (primaryCertificate, supportingCertificates);
    }

    public override bool Equals (object other)
    {
      EndpointIdentity e = other as EndpointIdentity;
      return e != null && comparer.Equals (claim, e.claim);
    }

    public override int GetHashCode ()
    {
      return comparer.GetHashCode (claim);
    }

    public override string ToString ()
    {
      return String.Concat ("identity(", claim, ")");
    }

    protected void Initialize (Claim claim)
    {
      Initialize (claim, Claim.DefaultComparer);
    }

    protected void Initialize (Claim claim, IEqualityComparer<Claim> comparer)
    {
      if (claim == null)
        throw new ArgumentNullException ("claim");
      if (comparer == null)
        throw new ArgumentNullException ("comparer");
      this.claim = claim;
      this.comparer = comparer;
    }
  }
}