home/mip/mip/vendor/symfony/uid/UuidV6.php 0000644 00000004030 15152066460 0014465 0 ustar 00 <?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Uid;
/**
* A v6 UUID is lexicographically sortable and contains a 60-bit timestamp and 62 extra unique bits.
*
* Unlike UUIDv1, this implementation of UUIDv6 doesn't leak the MAC address of the host.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
class UuidV6 extends Uuid implements TimeBasedUidInterface
{
protected const TYPE = 6;
private static string $node;
public function __construct(?string $uuid = null)
{
if (null === $uuid) {
$this->uid = static::generate();
} else {
parent::__construct($uuid, true);
}
}
public function getDateTime(): \DateTimeImmutable
{
return BinaryUtil::hexToDateTime('0'.substr($this->uid, 0, 8).substr($this->uid, 9, 4).substr($this->uid, 15, 3));
}
public function getNode(): string
{
return substr($this->uid, 24);
}
public static function generate(?\DateTimeInterface $time = null, ?Uuid $node = null): string
{
$uuidV1 = UuidV1::generate($time, $node);
$uuid = substr($uuidV1, 15, 3).substr($uuidV1, 9, 4).$uuidV1[0].'-'.substr($uuidV1, 1, 4).'-6'.substr($uuidV1, 5, 3).substr($uuidV1, 18, 6);
if ($node) {
return $uuid.substr($uuidV1, 24);
}
// uuid_create() returns a stable "node" that can leak the MAC of the host, but
// UUIDv6 prefers a truly random number here, let's XOR both to preserve the entropy
if (!isset(self::$node)) {
$seed = [random_int(0, 0xFFFFFF), random_int(0, 0xFFFFFF)];
$node = unpack('N2', hex2bin('00'.substr($uuidV1, 24, 6)).hex2bin('00'.substr($uuidV1, 30)));
self::$node = sprintf('%06x%06x', ($seed[0] ^ $node[1]) | 0x010000, $seed[1] ^ $node[2]);
}
return $uuid.self::$node;
}
}
home/mip/mip/vendor/ramsey/uuid/src/Nonstandard/UuidV6.php 0000644 00000006514 15152100427 0017511 0 ustar 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
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Nonstandard;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Lazy\LazyUuidFromString;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Rfc4122\TimeTrait;
use Ramsey\Uuid\Rfc4122\UuidInterface;
use Ramsey\Uuid\Rfc4122\UuidV1;
use Ramsey\Uuid\Uuid as BaseUuid;
/**
* Reordered time, or version 6, UUIDs include timestamp, clock sequence, and
* node values that are combined into a 128-bit unsigned integer
*
* @deprecated Use {@see \Ramsey\Uuid\Rfc4122\UuidV6} instead.
*
* @link https://github.com/uuid6/uuid6-ietf-draft UUID version 6 IETF draft
* @link http://gh.peabody.io/uuidv6/ "Version 6" UUIDs
*
* @psalm-immutable
*/
class UuidV6 extends BaseUuid implements UuidInterface
{
use TimeTrait;
/**
* Creates a version 6 (reordered time) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_REORDERED_TIME) {
throw new InvalidArgumentException(
'Fields used to create a UuidV6 must represent a '
. 'version 6 (reordered time) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
/**
* Converts this UUID into an instance of a version 1 UUID
*/
public function toUuidV1(): UuidV1
{
$hex = $this->getHex()->toString();
$hex = substr($hex, 7, 5)
. substr($hex, 13, 3)
. substr($hex, 3, 4)
. '1' . substr($hex, 0, 3)
. substr($hex, 16);
/** @var LazyUuidFromString $uuid */
$uuid = Uuid::fromBytes((string) hex2bin($hex));
return $uuid->toUuidV1();
}
/**
* Converts a version 1 UUID into an instance of a version 6 UUID
*/
public static function fromUuidV1(UuidV1 $uuidV1): \Ramsey\Uuid\Rfc4122\UuidV6
{
$hex = $uuidV1->getHex()->toString();
$hex = substr($hex, 13, 3)
. substr($hex, 8, 4)
. substr($hex, 0, 5)
. '6' . substr($hex, 5, 3)
. substr($hex, 16);
/** @var LazyUuidFromString $uuid */
$uuid = Uuid::fromBytes((string) hex2bin($hex));
return $uuid->toUuidV6();
}
}