/**
* @param \BitWasp\Bitcoin\Signature\TransactionSignatureInterface $signature
* @param PublicKeyInterface $publicKey
* @return ScriptInterface
*/
public function payToPubKeyHash(TransactionSignatureInterface $signature, PublicKeyInterface $publicKey)
{
return ScriptFactory::create()->push($signature->getBuffer())->push($publicKey->getBuffer())->getScript();
}
/**
* @param TransactionSignatureInterface $signature
* @return Script
*/
public function payToPubKey(TransactionSignatureInterface $signature)
{
return ScriptFactory::create()->push($signature->getBuffer());
}
/**
* @param Peer $sender
* @param TransactionSignatureInterface $txSig
* @return TransactionSignatureInterface
*/
public function fixSig(Peer $sender, TransactionSignatureInterface $txSig, &$wasMalleated = false)
{
$sig = $txSig->getSignature();
if (!$this->adapter->validateSignatureElement($sig->getS(), true)) {
$ip = $sender->getRemoteAddr()->getIp();
if (!isset($this->violators[$ip])) {
$this->violators[$sender->getRemoteAddr()->getIp()] = 1;
} else {
$this->violators[$sender->getRemoteAddr()->getIp()]++;
}
$wasMalleated = true;
$this->counter++;
$txSig = new TransactionSignature($this->adapter, new Signature($this->adapter, $sig->getR(), $this->math->sub($this->order, $sig->getS())), $txSig->getHashType());
if (!$this->adapter->validateSignatureElement($txSig->getSignature()->getS(), true)) {
die('failed to produce a low-s signature');
}
}
return $txSig;
}
