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<?php
namespace BitWasp\Bitcoin\Networking\Ip;
use BitWasp\Buffertools\Buffer;
use BitWasp\Buffertools\BufferInterface;
class Ipv4 implements IpInterface
{
const MAGIC = "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff";
/**
* @var string
*/
private $ip;
* Ipv4 constructor.
* @param string $ip
public function __construct($ip)
if (!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
throw new \InvalidArgumentException('IPv4: a valid IPv4 address is required');
}
$this->ip = $ip;
* @return string
public function getHost()
return $this->ip;
* @return BufferInterface
public function getBuffer()
return new Buffer(self::MAGIC . pack("N", ip2long($this->ip)));
Bit-Wasp /
bitcoin-p2p-php
