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terrafrost 2024-08-25 05:31:50 -05:00
parent 5679fc48db
commit d69af52c7a
1 changed files with 2 additions and 10 deletions
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12
phpseclib/Crypt/Hash.php
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@ -653,12 +653,8 @@ class Hash
/**
* 64-bit Multiply with 2x 32-bit ints
*
* @param int $x
* @param int $y
* @return int $x * $y
*/
private static function mul64($x, $y)
private static function mul64(int $x, int $y): int
{
// since PHP doesn't implement unsigned integers we'll implement them with signed integers
// to do this we'll use karatsuba multiplication
@ -709,12 +705,8 @@ class Hash
/**
* 64-bit Addition with 2x 64-bit ints
*
* @param int $x
* @param int $y
* @return int $x + $y
*/
private static function add64($x, $y)
private static function add64(int $x, int $y): int
{
// doing $x + $y risks returning a result that's out of range for signed 64-bit ints
// in that event PHP would convert the result to a float and precision would be lost