ParagonIE_Sodium_Core_XChaCha20::ietfStreamXorIc() public WP 1.0

{} It's a method of the class: ParagonIE_Sodium_Core_XChaCha20{}

No Hooks.

Return

String.

Usage

$result = ParagonIE_Sodium_Core_XChaCha20::ietfStreamXorIc( $message, $nonce, $key, $ic );

$message(string) (required)

-

$nonce(string)

-
Default: ''

$key(string)

-
Default: ''

$ic(string)

-
Default: ''

Code of ParagonIE_Sodium_Core_XChaCha20::ietfStreamXorIc() ParagonIE Sodium Core XChaCha20::ietfStreamXorIc ^{WP 5.8.2}

public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
    if (self::strlen($nonce) !== 24) {
        throw new SodiumException('Nonce must be 24 bytes long');
    }
    return self::encryptBytes(
        new ParagonIE_Sodium_Core_ChaCha20_IetfCtx(
            self::hChaCha20(self::substr($nonce, 0, 16), $key),
            "\x00\x00\x00\x00" . self::substr($nonce, 16, 8),
            $ic
        ),
        $message
    );
}