/**
* @param PublicKeyInterface $publicKey
* @param int|string $integer
* @return \BitWasp\Bitcoin\Key\PublicKey
* @throws \Exception
*/
public function publicKeyMul(PublicKeyInterface $publicKey, $integer)
{
$pubKey = $publicKey->getBuffer()->getBinary();
$ret = (bool) \secp256k1_ec_pubkey_tweak_mul($pubKey, $this->getBinaryScalar($integer));
if ($ret === false) {
throw new \Exception('Secp256k1 pubkey tweak mul: failed');
}
return $this->getRelatedPublicKey($publicKey, $pubKey);
}
/**
* @param \BitWasp\Bitcoin\Signature\TransactionSignature $signature
* @param PublicKeyInterface $publicKey
* @return Script
*/
public function payToPubKeyHash(TransactionSignature $signature, PublicKeyInterface $publicKey)
{
return ScriptFactory::create()->push($signature->getBuffer())->push($publicKey->getBuffer());
}
/**
* Create a Pay to pubkey output
*
* @param PublicKeyInterface $public_key
* @return Script
*/
public function payToPubKey(PublicKeyInterface $public_key)
{
return ScriptFactory::create()->push($public_key->getBuffer())->op('OP_CHECKSIG');
}