ECDHESAESKW::getWrapper()

Completed

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by Florent

created 2016-01-31 21:32 UTC

↳ Parent: ECDHESAESKW

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<?php

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2016 Spomky-Labs
 *
 * This software may be modified and distributed under the terms
 * of the MIT license.  See the LICENSE file for details.
 */

namespace Jose\Algorithm\KeyEncryption;

use Jose\Object\JWKInterface;

/**
 * Class ECDHESAESKW.
 */
abstract class ECDHESAESKW implements KeyAgreementWrappingInterface
{
    /**
     * {@inheritdoc}
     */
    public function wrapAgreementKey(JWKInterface $sender_key, JWKInterface $receiver_key, $cek, $encryption_key_length, array $complete_header, array &$additional_header_values)
    {
        $ecdh_es = new ECDHES();

        $agreement_key = $ecdh_es->getAgreementKey($encryption_key_length, $sender_key, $receiver_key, $complete_header, $additional_header_values);
        $wrapper = $this->getWrapper();

        return $wrapper->wrap($agreement_key, $cek);
    }

    /**
     * {@inheritdoc}
     */
    public function unwrapAgreementKey(JWKInterface $receiver_key, $encrypted_cek, $encryption_key_length, array $complete_header)
    {
        $ecdh_es = new ECDHES();

        $agreement_key = $ecdh_es->getAgreementKey($encryption_key_length, $receiver_key, null, $complete_header);
        $wrapper = $this->getWrapper();

        return $wrapper->unwrap($agreement_key, $encrypted_cek);
    }

    /**
     * {@inheritdoc}
     */
    public function getKeyManagementMode()
    {
        return self::MODE_WRAP;
    }

    /**
     * @return \AESKW\A128KW|\AESKW\A192KW|\AESKW\A256KW
     */
    abstract protected function getWrapper();
}


1			<?php
2
3			/*
4			* The MIT License (MIT)
5			*
6			* Copyright (c) 2014-2016 Spomky-Labs
7			*
8			* This software may be modified and distributed under the terms
9			* of the MIT license. See the LICENSE file for details.
10			*/
11
12			namespace Jose\Algorithm\KeyEncryption;
13
14			use Jose\Object\JWKInterface;
15
16			/**
17			* Class ECDHESAESKW.
18			*/
19			abstract class ECDHESAESKW implements KeyAgreementWrappingInterface
20			{
21			/**
22			* {@inheritdoc}
23			*/
24			public function wrapAgreementKey(JWKInterface $sender_key, JWKInterface $receiver_key, $cek, $encryption_key_length, array $complete_header, array &$additional_header_values)
25			{
26			$ecdh_es = new ECDHES();
27
28			$agreement_key = $ecdh_es->getAgreementKey($encryption_key_length, $sender_key, $receiver_key, $complete_header, $additional_header_values);
29			$wrapper = $this->getWrapper();
30
31			return $wrapper->wrap($agreement_key, $cek);
32			}
33
34			/**
35			* {@inheritdoc}
36			*/
37			public function unwrapAgreementKey(JWKInterface $receiver_key, $encrypted_cek, $encryption_key_length, array $complete_header)
38			{
39			$ecdh_es = new ECDHES();
40
41			$agreement_key = $ecdh_es->getAgreementKey($encryption_key_length, $receiver_key, null, $complete_header);
42			$wrapper = $this->getWrapper();
43
44			return $wrapper->unwrap($agreement_key, $encrypted_cek);
45			}
46
47			/**
48			* {@inheritdoc}
49			*/
50			public function getKeyManagementMode()
51			{
52			return self::MODE_WRAP;
53			}
54
55			/**
56			* @return \AESKW\A128KW\|\AESKW\A192KW\|\AESKW\A256KW
57			*/
58			abstract protected function getWrapper();
59			}
60

Spomky-Labs / jose

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