public static function ParagonIE_Sodium_Core_Util::load_3 in Automatic Updates 8
Same name and namespace in other branches
- 7 vendor/paragonie/sodium_compat/src/Core/Util.php \ParagonIE_Sodium_Core_Util::load_3()
Load a 3 character substring into an integer
@internal You should not use this directly from another application
Parameters
string $string:
Return value
int
Throws
RangeException
TypeError
6 calls to ParagonIE_Sodium_Core_Util::load_3()
- ParagonIE_Sodium_Core32_Curve25519::fe_frombytes in vendor/
paragonie/ sodium_compat/ src/ Core32/ Curve25519.php - Give: 32-byte string. Receive: A field element object to use for internal calculations.
- ParagonIE_Sodium_Core32_Curve25519::sc_muladd in vendor/
paragonie/ sodium_compat/ src/ Core32/ Curve25519.php - Calculates (ab + c) mod l where l = 2^252 + 27742317777372353535851937790883648493
- ParagonIE_Sodium_Core32_Curve25519::sc_reduce in vendor/
paragonie/ sodium_compat/ src/ Core32/ Curve25519.php - @internal You should not use this directly from another application
- ParagonIE_Sodium_Core_Curve25519::fe_frombytes in vendor/
paragonie/ sodium_compat/ src/ Core/ Curve25519.php - Give: 32-byte string. Receive: A field element object to use for internal calculations.
- ParagonIE_Sodium_Core_Curve25519::sc_muladd in vendor/
paragonie/ sodium_compat/ src/ Core/ Curve25519.php - Calculates (ab + c) mod l where l = 2^252 + 27742317777372353535851937790883648493
File
- vendor/
paragonie/ sodium_compat/ src/ Core/ Util.php, line 402
Class
- ParagonIE_Sodium_Core_Util
- Class ParagonIE_Sodium_Core_Util
Code
public static function load_3($string) {
/* Type checks: */
if (!is_string($string)) {
throw new TypeError('Argument 1 must be a string, ' . gettype($string) . ' given.');
}
/* Input validation: */
if (self::strlen($string) < 3) {
throw new RangeException('String must be 3 bytes or more; ' . self::strlen($string) . ' given.');
}
/** @var array<int, int> $unpacked */
$unpacked = unpack('V', $string . "\0");
return (int) ($unpacked[1] & 0xffffff);
}