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<?php
/**
* PBKDF2params
*
* PHP version 5
*
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2016 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
namespace phpseclib3\File\ASN1\Maps;
use phpseclib3\File\ASN1;
/**
* PBKDF2params
*
* from https://tools.ietf.org/html/rfc2898#appendix-A.3
*
* @author Jim Wigginton <terrafrost@php.net>
*/
abstract class PBKDF2params
{
const MAP = [
'type' => ASN1::TYPE_SEQUENCE,
'children' => [
// technically, this is a CHOICE in RFC2898 but the other "choice" is, currently, more of a placeholder
// in the RFC
'salt' => ['type' => ASN1::TYPE_OCTET_STRING],
'iterationCount' => ['type' => ASN1::TYPE_INTEGER],
'keyLength' => [
'type' => ASN1::TYPE_INTEGER,
'optional' => true
],
'prf' => AlgorithmIdentifier::MAP + ['optional' => true]
]
];
}
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