File "PKCS.php"
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<?php
/**
* PKCS Formatted Key Handler
*
* PHP version 5
*
* @author Jim Wigginton <terrafrost@php.net>
* @copyright 2015 Jim Wigginton
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @link http://phpseclib.sourceforge.net
*/
namespace phpseclib3\Crypt\Common\Formats\Keys;
/**
* PKCS1 Formatted Key Handler
*
* @author Jim Wigginton <terrafrost@php.net>
*/
abstract class PKCS
{
/**
* Auto-detect the format
*/
const MODE_ANY = 0;
/**
* Require base64-encoded PEM's be supplied
*/
const MODE_PEM = 1;
/**
* Require raw DER's be supplied
*/
const MODE_DER = 2;
/**#@-*/
/**
* Is the key a base-64 encoded PEM, DER or should it be auto-detected?
*
* @var int
*/
protected static $format = self::MODE_ANY;
/**
* Require base64-encoded PEM's be supplied
*
*/
public static function requirePEM()
{
self::$format = self::MODE_PEM;
}
/**
* Require raw DER's be supplied
*
*/
public static function requireDER()
{
self::$format = self::MODE_DER;
}
/**
* Accept any format and auto detect the format
*
* This is the default setting
*
*/
public static function requireAny()
{
self::$format = self::MODE_ANY;
}
}