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  1. <?php
  2.  
  3. /**
  4.  * secp160r2
  5.  *
  6.  * PHP version 5 and 7
  7.  *
  8.  * @category  Crypt
  9.  * @package   EC
  10.  * @author    Jim Wigginton <terrafrost@php.net>
  11.  * @copyright 2017 Jim Wigginton
  12.  * @license   http://www.opensource.org/licenses/mit-license.html  MIT License
  13.  * @link      http://pear.php.net/package/Math_BigInteger
  14.  */
  15.  
  16. namespace phpseclib3\Crypt\EC\Curves;
  17.  
  18. use phpseclib3\Crypt\EC\BaseCurves\Prime;
  19. use phpseclib3\Math\BigInteger;
  20.  
  21. class secp160r2 extends Prime
  22. {
  23.     public function __construct()
  24.     {
  25.         // same as secp160k1
  26.         $this->setModulo(new BigInteger('FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73', 16));
  27.         $this->setCoefficients(
  28.             new BigInteger('FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC70', 16),
  29.             new BigInteger('B4E134D3FB59EB8BAB57274904664D5AF50388BA', 16)
  30.         );
  31.         $this->setBasePoint(
  32.             new BigInteger('52DCB034293A117E1F4FF11B30F7199D3144CE6D', 16),
  33.             new BigInteger('FEAFFEF2E331F296E071FA0DF9982CFEA7D43F2E', 16)
  34.         );
  35.         $this->setOrder(new BigInteger('0100000000000000000000351EE786A818F3A1A16B', 16));
  36.     }
  37. }
  38.