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  1. <?php
  2.  
  3. /**
  4.  * ECParameters
  5.  *
  6.  * From: https://tools.ietf.org/html/rfc5915
  7.  *
  8.  * PHP version 5
  9.  *
  10.  * @category  File
  11.  * @package   ASN1
  12.  * @author    Jim Wigginton <terrafrost@php.net>
  13.  * @copyright 2016 Jim Wigginton
  14.  * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
  15.  * @link      http://phpseclib.sourceforge.net
  16.  */
  17.  
  18. namespace phpseclib3\File\ASN1\Maps;
  19.  
  20. use phpseclib3\File\ASN1;
  21.  
  22. /**
  23.  * ECParameters
  24.  *
  25.  *  ECParameters ::= CHOICE {
  26.  *    namedCurve         OBJECT IDENTIFIER
  27.  *    -- implicitCurve   NULL
  28.  *    -- specifiedCurve  SpecifiedECDomain
  29.  *  }
  30.  *    -- implicitCurve and specifiedCurve MUST NOT be used in PKIX.
  31.  *    -- Details for SpecifiedECDomain can be found in [X9.62].
  32.  *    -- Any future additions to this CHOICE should be coordinated
  33.  *    -- with ANSI X9.
  34.  *
  35.  * @package ASN1
  36.  * @author  Jim Wigginton <terrafrost@php.net>
  37.  * @access  public
  38.  */
  39. abstract class ECParameters
  40. {
  41.     const MAP = [
  42.         'type' => ASN1::TYPE_CHOICE,
  43.         'children' => [
  44.             'namedCurve' => ['type' => ASN1::TYPE_OBJECT_IDENTIFIER],
  45.             'implicitCurve' => ['type' => ASN1::TYPE_NULL],
  46.             'specifiedCurve' => SpecifiedECDomain::MAP
  47.         ]
  48.     ];
  49. }
  50.