media-cloud-sync / includes / sdk / google / ramsey / uuid / src / BinaryUtils.php

BinaryUtils.php in Media Cloud Sync 1.2.9, at includes/sdk/google/ramsey/uuid/src/BinaryUtils.php

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1	<?php
2
3	/**
4	* This file is part of the ramsey/uuid library
5	*
6	* For the full copyright and license information, please view the LICENSE
7	* file that was distributed with this source code.
8	*
9	* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
10	* @license http://opensource.org/licenses/MIT MIT
11	*/
12	declare (strict_types=1);
13	namespace Dudlewebs\WPMCS\Ramsey\Uuid;
14
15	/**
16	* Provides binary math utilities
17	*/
18	class BinaryUtils
19	{
20	/**
21	* Applies the RFC 4122 variant field to the 16-bit clock sequence
22	*
23	* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
24	*
25	* @param int $clockSeq The 16-bit clock sequence value before the RFC 4122
26	* variant is applied
27	*
28	* @return int The 16-bit clock sequence multiplexed with the UUID variant
29	*
30	* @psalm-pure
31	*/
32	public static function applyVariant(int $clockSeq): int
33	{
34	$clockSeq = $clockSeq & 0x3fff;
35	$clockSeq \|= 0x8000;
36	return $clockSeq;
37	}
38	/**
39	* Applies the RFC 4122 version number to the 16-bit `time_hi_and_version` field
40	*
41	* @link http://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
42	*
43	* @param int $timeHi The value of the 16-bit `time_hi_and_version` field
44	* before the RFC 4122 version is applied
45	* @param int $version The RFC 4122 version to apply to the `time_hi` field
46	*
47	* @return int The 16-bit time_hi field of the timestamp multiplexed with
48	* the UUID version number
49	*
50	* @psalm-pure
51	*/
52	public static function applyVersion(int $timeHi, int $version): int
53	{
54	$timeHi = $timeHi & 0xfff;
55	$timeHi \|= $version << 12;
56	return $timeHi;
57	}
58	}
59