<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <[email protected]>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Rfc4122\UuidV2;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
/**
* A DCE Security generator generates strings of binary data based on a local
* domain, local identifier, node ID, clock sequence, and the current time
*
* @see UuidV2
*/
interface DceSecurityGeneratorInterface
{
/**
* Generate a binary string from a local domain, local identifier, node ID,
* clock sequence, and current time
*
* @param int $localDomain The local domain to use when generating bytes,
* according to DCE Security
* @param IntegerObject|null $localIdentifier The local identifier for the
* given domain; this may be a UID or GID on POSIX systems, if the local
* domain is person or group, or it may be a site-defined identifier
* if the local domain is org
* @param Hexadecimal|null $node A 48-bit number representing the hardware
* address
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates
* that could arise when the clock is set backwards in time or if the
* node ID changes
*
* @return string A binary string
*/
public function generate(
int $localDomain,
?IntegerObject $localIdentifier = null,
?Hexadecimal $node = null,
?int $clockSeq = null
): string;
}