LDAPAccountManager/lam/lib/3rdParty/composer/ramsey/uuid/src/functions.php

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2020-02-13 20:31:32 +00:00
<?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 <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
namespace Ramsey\Uuid;
use Exception;
use InvalidArgumentException;
use Ramsey\Uuid\Exception\InvalidUuidStringException;
use Ramsey\Uuid\Exception\UnsatisfiedDependencyException;
/**
* Generate a version 1 UUID from a host ID, sequence number, and the current time.
*
* @param int|string|null $node A 48-bit number representing the hardware address
* This number may be represented as an integer or a hexadecimal string.
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates that
* could arise when the clock is set backwards in time or if the node ID
* changes.
* @return string
* @throws UnsatisfiedDependencyException if called on a 32-bit system and
* `Moontoast\Math\BigNumber` is not present
* @throws InvalidArgumentException
* @throws Exception if it was not possible to gather sufficient entropy
*/
function v1($node = null, $clockSeq = null)
{
return Uuid::uuid1($node, $clockSeq)->toString();
}
/**
* Generate a version 3 UUID based on the MD5 hash of a namespace identifier
* (which is a UUID) and a name (which is a string).
*
* @param string|UuidInterface $ns The UUID namespace in which to create the named UUID
* @param string $name The name to create a UUID for
* @return string
* @throws InvalidUuidStringException
*/
function v3($ns, $name)
{
return Uuid::uuid3($ns, $name)->toString();
}
/**
* Generate a version 4 (random) UUID.
*
* @return string
* @throws UnsatisfiedDependencyException if `Moontoast\Math\BigNumber` is not present
* @throws InvalidArgumentException
* @throws Exception
*/
function v4()
{
return Uuid::uuid4()->toString();
}
/**
* Generate a version 5 UUID based on the SHA-1 hash of a namespace
* identifier (which is a UUID) and a name (which is a string).
*
* @param string|UuidInterface $ns The UUID namespace in which to create the named UUID
* @param string $name The name to create a UUID for
* @return string
* @throws InvalidUuidStringException
*/
function v5($ns, $name)
{
return Uuid::uuid5($ns, $name)->toString();
}