generate() публичный Метод

Generates an EC private key
public generate ( ) : PrivateKey
Результат PrivateKey
Пример #1
0
 /**
  * Generates an uncompressed and compressed EC public key.
  *
  * @param \Bitpay\PrivateKey $privateKey
  * @return \Bitpay\PublicKey
  * @throws \Exception
  */
 public function generate(PrivateKey $privateKey = null)
 {
     if ($privateKey instanceof PrivateKey) {
         $this->setPrivateKey($privateKey);
     }
     if (!empty($this->hex)) {
         return $this;
     }
     if (is_null($this->privateKey)) {
         throw new \Exception('Please `setPrivateKey` before you generate a public key');
     }
     if (!$this->privateKey->isGenerated()) {
         $this->privateKey->generate();
     }
     if (!$this->privateKey->isValid()) {
         throw new \Exception('Private Key is invalid and cannot be used to generate a public key');
     }
     $point = new Point('0x' . substr(Secp256k1::G, 2, 64), '0x' . substr(Secp256k1::G, 66, 64));
     $R = Util::doubleAndAdd('0x' . $this->privateKey->getHex(), $point);
     $RxHex = Util::encodeHex($R->getX());
     $RyHex = Util::encodeHex($R->getY());
     $RxHex = str_pad($RxHex, 64, '0', STR_PAD_LEFT);
     $RyHex = str_pad($RyHex, 64, '0', STR_PAD_LEFT);
     $this->x = $RxHex;
     $this->y = $RyHex;
     $this->hex = sprintf('%s%s', $RxHex, $RyHex);
     $this->dec = Util::decodeHex($this->hex);
     return $this;
 }
Пример #2
0
 public function createBitPayKeys()
 {
     if (_BIT_PAY_PRODUCTION_) {
         $privateKey = new Bitpay\PrivateKey('/tmp/bitpay.pri');
     } else {
         $privateKey = new Bitpay\PrivateKey('/tmp/bitpaydev.pri');
     }
     $privateKey->generate();
     if (_BIT_PAY_PRODUCTION_) {
         $publicKey = new Bitpay\PublicKey('/tmp/bitpay.pub');
     } else {
         $publicKey = new Bitpay\PublicKey('/tmp/bitpaydev.pub');
     }
     $publicKey->setPrivateKey($privateKey);
     $publicKey->generate();
     $storageEngine = new Bitpay\Storage\FilesystemStorage();
     $storageEngine->persist($privateKey);
     $storageEngine->persist($publicKey);
 }