Gojira\Framework\Encryption\Utils::compareStrings()

Complexity

Conditions	3
Paths	3

Size

Total Lines	21
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    public static function compareStrings($expected, $actual)
    {
        $expected = (string)$expected;
        $actual = (string)$actual;

        if (function_exists('hash_equals')) {
            return hash_equals($expected, $actual);
        }

        $lenExpected = strlen($expected);
        $lenActual = strlen($actual);
        $len = min($lenExpected, $lenActual);

        $result = 0;
        for ($i = 0; $i < $len; $i++) {
            $result |= ord($expected[$i]) ^ ord($actual[$i]);
        }
        $result |= $lenExpected ^ $lenActual;

        return ($result === 0);
    }
}