File "NegativeBigIntegerTag.php"
Full Path: /home/vantageo/public_html/cache/cache/cache/.wp-cli/wp-content/plugins/wp-phpmyadmin-extension/lib/phpMyAdmin/vendor/spomky-labs/cbor-php/src/Tag/NegativeBigIntegerTag.php
File size: 1.44 KB
MIME-type: text/x-php
Charset: utf-8
<?php
declare(strict_types=1);
/*
* The MIT License (MIT)
*
* Copyright (c) 2018-2020 Spomky-Labs
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
namespace CBOR\Tag;
use Brick\Math\BigInteger;
use CBOR\ByteStringObject;
use CBOR\CBORObject;
use CBOR\TagObject as Base;
use InvalidArgumentException;
final class NegativeBigIntegerTag extends Base
{
public static function getTagId(): int
{
return 3;
}
public static function createFromLoadedData(int $additionalInformation, ?string $data, CBORObject $object): Base
{
return new self($additionalInformation, $data, $object);
}
public static function create(CBORObject $object): Base
{
if (!$object instanceof ByteStringObject) {
throw new InvalidArgumentException('This tag only accepts a Byte String object.');
}
return new self(3, null, $object);
}
public function getNormalizedData(bool $ignoreTags = false)
{
if ($ignoreTags) {
return $this->object->getNormalizedData($ignoreTags);
}
if (!$this->object instanceof ByteStringObject) {
return $this->object->getNormalizedData($ignoreTags);
}
$integer = BigInteger::fromBase(bin2hex($this->object->getValue()), 16);
$minusOne = BigInteger::of(-1);
return $minusOne->minus($integer)->toBase(10);
}
}