pssparameterspec.java

gcc的JAVA模块的源代码

/* PSSParameterSpec.java --
   Copyright (C) 2003, Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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02111-1307 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
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As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
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package java.security.spec;

/**
 * This class specifies a parameter spec for RSA PSS encoding scheme, as
 * defined in the PKCS#1 v2.1.
 *
 * @since 1.4
 * @see AlgorithmParameterSpec
 * @see java.security.Signature
 */
public class PSSParameterSpec implements AlgorithmParameterSpec
{
  // Constants and fields
  // --------------------------------------------------------------------------

  private int saltLen;

  // Constructor(s)
  // --------------------------------------------------------------------------

  /**
   * Creates a new <code>PSSParameterSpec</code> given the salt length as
   * defined in PKCS#1.
   *
   * @param saltLen the length of salt in bits to be used in PKCS#1 PSS encoding.
   * @throws IllegalArgumentException if <code>saltLen</code> is less than
   * <code>0</code>.
   */
  public PSSParameterSpec(int saltLen)
  {
    super();

    if (saltLen < 0)
      throw new IllegalArgumentException();
    this.saltLen = saltLen;
  }

  // Class methods
  // --------------------------------------------------------------------------

  // Instance methods
  // --------------------------------------------------------------------------

  /**
   * Returns the salt length in bits.
   *
   * @return the salt length.
   */
  public int getSaltLength()
  {
    return this.saltLen;
  }
}