Editing: Secp256k1.php
<?php namespace BitPayKeyUtils\Util; /** * Elliptic curve parameters for secp256k1, see: * http://www.secg.org/collateral/sec2_final.pdf * also: * * @see https://en.bitcoin.it/wiki/Secp256k1 * * @package Bitcore */ class Secp256k1 implements CurveParameterInterface { const A = '00'; const B = '07'; const G = '0479BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8'; //phpcs:ignore const H = '01'; const N = 'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141'; const P = 'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F'; public function aHex() { return '0x' . strtolower(self::A); } public function bHex() { return '0x' . strtolower(self::B); } public function gHex() { return '0x' . strtolower(self::G); } public function gxHex() { return '0x' . substr(strtolower(self::G), 0, 64); } public function gyHex() { return '0x' . substr(strtolower(self::G), 66, 64); } public function hHex() { return '0x' . strtolower(self::H); } public function nHex() { return '0x' . strtolower(self::N); } public function pHex() { return '0x' . strtolower(self::P); } }
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