/**
* @param $string
* @param Math $math
* @return Signature
*/
public static function fromHex($string, Math $math = null)
{
$math = $math ?: Bitcoin::getMath();
$serializer = new DerSignatureSerializer($math);
$signature = $serializer->parse($string);
return $signature;
}
/**
* @return \BitWasp\Buffertools\Buffer
*/
public function getBuffer()
{
$serializer = new DerSignatureSerializer(Bitcoin::getMath());
$buffer = $serializer->serialize($this);
return $buffer;
}
/**
* @param Parser $parser
* @return \BitWasp\Bitcoin\Signature\TransactionSignature
* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange
*/
public function fromParser(Parser &$parser)
{
$signature = $this->sigSerializer->fromParser($parser);
$hashtype = $parser->readBytes(1)->getInt();
return new TransactionSignature($signature, $hashtype);
}
