// Copyright (c) 2002 Graz University of Technology. All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
// 
// 3. The end-user documentation included with the redistribution, if any, must
//    include the following acknowledgment:
// 
//    "This product includes software developed by IAIK of Graz University of
//     Technology."
// 
//    Alternately, this acknowledgment may appear in the software itself, if and
//    wherever such third-party acknowledgments normally appear.
// 
// 4. The names "Graz University of Technology" and "IAIK of Graz University of
//    Technology" must not be used to endorse or promote products derived from this
//    software without prior written permission.
// 
// 5. Products derived from this software may not be called "IAIK PKCS Wrapper",
//    nor may "IAIK" appear in their name, without prior written permission of
//    Graz University of Technology.
// 
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
// OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
// OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

package iaik.pkcs.pkcs11.parameters;

import iaik.pkcs.pkcs11.Version;
import iaik.pkcs.pkcs11.wrapper.CK_VERSION;

/**
 * This class is used for the Mechnism.SSL3_PRE_MASTER_KEY_GEN.
 *
 * @author Karl Scheibelhofer
 * @version 1.0
 * @invariants
 */
public class VersionParameters extends Version implements Parameters {

	/**
	 * Create a new VersionParameters object with the major and minor
	 * version set to zero.
	 *
	 * @preconditions
	 * @postconditions
	 */
	public VersionParameters() {
		super();
	}

	/**
	 * Create a new VersionParameters object with the given major and minor
	 * version.
	 *
	 * @param major The major version number.
	 * @param minor The minor version number.
	 * @preconditions
	 * @postconditions
	 */
	public VersionParameters(byte major, byte minor) {
		super();
		major_ = major;
		minor_ = minor;
	}

	/**
	 * Get this parameters object as a CK_VERSION object.
	 *
	 * @return This object as a CK_VERSION object.
	 * @preconditions
	 * @postconditions (result <> null)
	 */
	public Object getPKCS11ParamsObject() {
		CK_VERSION params = new CK_VERSION();

		params.major = major_;
		params.minor = minor_;

		return params;
	}

	/**
	 * This method allows setting the major and minor version numbers using
	 * a version object of the lower level API.
	 *
	 * @param input The version objet providing the major and minor version.
	 * @preconditions (input <> null)
	 * @postconditions
	 */
	public void setPKCS11ParamsObject(CK_VERSION input) {
		major_ = input.major;
		minor_ = input.minor;
	}

	/**
	 * Set the major version number.
	 *
	 * @param major The major version number.
	 * @preconditions
	 * @postconditions
	 */
	public void setMajor(byte major) {
		major_ = major;
	}

	/**
	 * Set the minor version number.
	 *
	 * @param minor The minor version number.
	 * @preconditions
	 * @postconditions
	 */
	public void setMinor(byte minor) {
		minor_ = minor;
	}

}