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37 lines
1.2 KiB
PHP
37 lines
1.2 KiB
PHP
<?php
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/**
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* secp256r1
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*
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* PHP version 5 and 7
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*
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* @category Crypt
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* @package ECDSA
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* @author Jim Wigginton <terrafrost@php.net>
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* @copyright 2017 Jim Wigginton
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* @license http://www.opensource.org/licenses/mit-license.html MIT License
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* @link http://pear.php.net/package/Math_BigInteger
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*/
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namespace phpseclib\Crypt\ECDSA\Curves;
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use phpseclib\Crypt\ECDSA\BaseCurves\Prime;
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use phpseclib\Math\BigInteger;
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class secp256r1 extends Prime
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{
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public function __construct()
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{
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$this->setModulo(new BigInteger('FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF', 16));
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$this->setCoefficients(
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new BigInteger('FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC', 16),
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new BigInteger('5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B', 16)
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);
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$this->setBasePoint(
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new BigInteger('6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296', 16),
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new BigInteger('4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5', 16)
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);
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$this->setOrder(new BigInteger('FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551', 16));
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}
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}
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