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Use hash_equals() function if it exists

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This commit is contained in:
Kijin Sung 2018-10-18 14:18:06 +09:00
parent dead538afb
commit 6a7b1e3fd2
1 changed files with 5 additions and 0 deletions
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5
common/framework/security.php
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@ -292,6 +292,11 @@ class Security
*/
public static function compareStrings($a, $b)
{
if(function_exists('hash_equals'))
{
return hash_equals($a, $b);
}
$diff = strlen($a) ^ strlen($b);
$maxlen = min(strlen($a), strlen($b));
for($i = 0; $i < $maxlen; $i++)