<?php declare(strict_types=1); /* * This file is part of the nelexa/zip package. * (c) Ne-Lexa <https://github.com/Ne-Lexa/php-zip> * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace PhpZip\Util; /** * Math util. * * @internal */ final class MathUtil { /** * Cast to signed int 32-bit. */ public static function toSignedInt32(int $int): int { if (\PHP_INT_SIZE === 8) { $int &= 0xFFFFFFFF; if ($int & 0x80000000) { return $int - 0x100000000; } } return $int; } }
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