X509CertificateCollection.cs :  » 2.6.4-mono-.net-core » System.Security » System » Security » Cryptography » X509Certificates » C# / CSharp Open Source

//
// System.Security.Cryptography.X509Certificates.X509CertificateCollection
//
// Authors:
//  Lawrence Pit (loz@cable.a2000.nl)
//  Sebastien Pouliot (spouliot@motus.com)
//
// Copyright (C) 2004 Novell (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;
using System.Globalization;
using System.Security.Cryptography;

namespace System.Security.Cryptography.X509Certificates{

[Serializable]
public class X509CertificateCollection : CollectionBase {
  
  public X509CertificateCollection ()
  {
  }
  
  public X509CertificateCollection (X509Certificate [] value) 
  {
    AddRange (value);
  }
  
  public X509CertificateCollection (X509CertificateCollection value)
  {
    AddRange (value);
  }
  
  // Properties
  
  public X509Certificate this [int index] {
    get { return (X509Certificate) InnerList [index]; }
    set { InnerList [index] = value; }
  }
  
  // Methods

  public int Add (X509Certificate value)
  {
    if (value == null)
      throw new ArgumentNullException ("value");
    
    return InnerList.Add (value);
  }
  
  public void AddRange (X509Certificate [] value) 
  {
    if (value == null)
      throw new ArgumentNullException ("value");

    for (int i = 0; i < value.Length; i++) 
      InnerList.Add (value [i]);
  }
  
  public void AddRange (X509CertificateCollection value)
  {
    if (value == null)
      throw new ArgumentNullException ("value");

    for (int i = 0; i < value.InnerList.Count; i++) 
      InnerList.Add (value [i]);
  }
  
  public bool Contains (X509Certificate value) 
  {
    if (value == null)
      return false;

    byte[] hash = value.GetCertHash ();
    for (int i=0; i < InnerList.Count; i++) {
      X509Certificate x509 = (X509Certificate) InnerList [i];
      if (Compare (x509.GetCertHash (), hash))
        return true;
    }
    return false;
  }

  public void CopyTo (X509Certificate[] array, int index)
  {
    InnerList.CopyTo (array, index);
  }
  
  public new X509CertificateEnumerator GetEnumerator ()
  {
    return new X509CertificateEnumerator (this);
  }
  
  public override int GetHashCode () 
  {
    return InnerList.GetHashCode ();
  }
  
  public int IndexOf (X509Certificate value)
  {
    return InnerList.IndexOf (value);
  }
  
  public void Insert (int index, X509Certificate value)
  {
    InnerList.Insert (index, value);
  }
  
  public void Remove (X509Certificate value)
  {
    if (value == null)
      throw new ArgumentNullException ("value");
    if (IndexOf (value) == -1) {
      throw new ArgumentException ("value", 
        Locale.GetText ("Not part of the collection."));
    }

    InnerList.Remove (value);
  }

  // private stuff

  private bool Compare (byte[] array1, byte[] array2) 
  {
    if ((array1 == null) && (array2 == null))
      return true;
    if ((array1 == null) || (array2 == null))
      return false;
    if (array1.Length != array2.Length)
      return false;
    for (int i=0; i < array1.Length; i++) {
      if (array1 [i] != array2 [i])
        return false;
    }
    return true;
  }

  // Inner Class
  
  public class X509CertificateEnumerator : IEnumerator {

    private IEnumerator enumerator;

    // Constructors
    
    public X509CertificateEnumerator (X509CertificateCollection mappings)
    {
      enumerator = ((IEnumerable) mappings).GetEnumerator ();
    }

    // Properties
    
    public X509Certificate Current {
      get { return (X509Certificate) enumerator.Current; }
    }
    
    object IEnumerator.Current {
      get { return enumerator.Current; }
    }

    // Methods
    
    bool IEnumerator.MoveNext ()
    {
      return enumerator.MoveNext ();
    }
    
    void IEnumerator.Reset () 
    {
      enumerator.Reset ();
    }
    
    public bool MoveNext () 
    {
      return enumerator.MoveNext ();
    }
    
    public void Reset ()
    {
      enumerator.Reset ();
    }
  }    
}

}