KeySizes.cs :  » Network-Clients » SharpPrivacyLibrary » SharpPrivacy » Cipher » C# / CSharp Open Source

//
// System.Security.Cryptography KeySizes Class implementation
//
// Author:
//   Matthew S. Ford (Matthew.S.Ford@Rose-Hulman.Edu)
//
// Copyright 2001 by Matthew S. Ford.
//
// Modified by Daniel Fabian to fit SharpPrivacy's needs.
// This file is part of the SharpPrivacy source code contribution.
// Get get the original SymmetricAlgorithm class, please visit the
// mono project at http://www.go-mono.com.
//


namespace SharpPrivacy.Cipher{
  
  /// <summary>
  /// This class represents valid ranges of key sizes for ciphers.  It is also used to represent block sizes in the same fashion for block ciphers.
  /// </summary>
  public class KeySizes {
    private int _maxSize;
    private int _minSize;
    private int _skipSize;

    /// <summary>
    /// Creates a new KeySizes object.
    /// </summary>
    /// <param name="minSize">The minimum size key allowed for this cipher in bits.</param>
    /// <param name="maxSize">The maximum size key allowed for this cipher in bits.</param>
    /// <param name="skipSize">The jump/skip between the valid key sizes in bits.</param>
    public KeySizes (int minSize, int maxSize, int skipSize) {
      _maxSize = maxSize;
      _minSize = minSize;
      _skipSize = skipSize;
    }
    
    /// <summary>
    /// Returns the maximum valid key size in bits;
    /// </summary>
    public int MaxSize {
      get {
        return _maxSize;
      }
    }
    
    /// <summary>
    /// Returns the minimum valid key size in bits;
    /// </summary>
    public int MinSize {
      get {
        return _minSize;
      }
    }
    
    /// <summary>
    /// Returns the skip between valid key sizes in bits;
    /// </summary>
    public int SkipSize {
      get {
        return _skipSize;
      }
    }    
  }
}