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   1  <?php
   2  
   3  /**
   4   * secp160r2
   5   *
   6   * PHP version 5 and 7
   7   *
   8   * @author    Jim Wigginton <terrafrost@php.net>
   9   * @copyright 2017 Jim Wigginton
  10   * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
  11   * @link      http://pear.php.net/package/Math_BigInteger
  12   */
  13  
  14  namespace phpseclib3\Crypt\EC\Curves;
  15  
  16  use phpseclib3\Crypt\EC\BaseCurves\Prime;
  17  use phpseclib3\Math\BigInteger;
  18  
  19  class secp160r2 extends Prime
  20  {
  21      public function __construct()
  22      {
  23          // same as secp160k1
  24          $this->setModulo(new BigInteger('FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73', 16));
  25          $this->setCoefficients(
  26              new BigInteger('FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC70', 16),
  27              new BigInteger('B4E134D3FB59EB8BAB57274904664D5AF50388BA', 16)
  28          );
  29          $this->setBasePoint(
  30              new BigInteger('52DCB034293A117E1F4FF11B30F7199D3144CE6D', 16),
  31              new BigInteger('FEAFFEF2E331F296E071FA0DF9982CFEA7D43F2E', 16)
  32          );
  33          $this->setOrder(new BigInteger('0100000000000000000000351EE786A818F3A1A16B', 16));
  34      }
  35  }