ParagonIE_Sodium_Core32_Curve25519::fe_sub() public WP 1.0
Subtract two field elements.
h = f - g
Preconditions:
|f| bounded by 1.12^25,1.12^24,1.12^25,1.12^24,etc.
|g| bounded by 1.12^25,1.12^24,1.12^25,1.12^24,etc.
Postconditions:
|h| bounded by 1.12^26,1.12^25,1.12^26,1.12^25,etc.
{} Это метод класса: ParagonIE_Sodium_Core32_Curve25519{}
Хуков нет.
Возвращает
ParagonIE_Sodium_Core32_Curve25519_Fe.
Использование
$result = ParagonIE_Sodium_Core32_Curve25519::fe_sub( $f, $g );
- $f(ParagonIE_Sodium_Core32_Curve25519_Fe) (обязательный)
- -
- $g(ParagonIE_Sodium_Core32_Curve25519_Fe) (обязательный)
- -
Код ParagonIE_Sodium_Core32_Curve25519::fe_sub() ParagonIE Sodium Core32 Curve25519::fe sub WP 5.6.2
public static function fe_sub(ParagonIE_Sodium_Core32_Curve25519_Fe $f, ParagonIE_Sodium_Core32_Curve25519_Fe $g)
{
return ParagonIE_Sodium_Core32_Curve25519_Fe::fromArray(
array(
$f[0]->subInt32($g[0]),
$f[1]->subInt32($g[1]),
$f[2]->subInt32($g[2]),
$f[3]->subInt32($g[3]),
$f[4]->subInt32($g[4]),
$f[5]->subInt32($g[5]),
$f[6]->subInt32($g[6]),
$f[7]->subInt32($g[7]),
$f[8]->subInt32($g[8]),
$f[9]->subInt32($g[9])
)
);
}