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<?php
namespace BitWasp\Bitcoin\Script;
use BitWasp\Bitcoin\Crypto\Hash;
class WitnessProgram extends Script
{
/**
* @var int
*/
private $version;
* @var ScriptInterface
private $program;
* WitnessProgram constructor.
* @param int $version
* @param ScriptInterface $program
* @param Opcodes $opcodes
public function __construct($version, ScriptInterface $program, Opcodes $opcodes = null)
$internal = ScriptFactory::create()->int($version);
switch ($version) {
case 0:
$internal->push($program->getBuffer());
break;
case 1:
$internal->push(Hash::sha256($program->getBuffer()));
default:
throw new \RuntimeException('Only version 0 and version 1 scripts are supported');
}
$this->version = $version;
$this->program = $program;
parent::__construct($internal->getScript()->getBuffer(), $opcodes);
* @return int
public function getVersion()
return $this->version;
* @return ScriptInterface
public function getProgram()
return $this->program;
Bit-Wasp /
bitcoin-php
