decode4.rs

pub extern "system" fn decodeConfigUrlSafe4(
  env: JNIEnv,
  _class: JClass,
  payload: jbyteArray,
  size: usize,
) -> jbyteArray {
  let arr = env.get_primitive_array_critical(
    payload,
    ReleaseMode::NoCopyBack,
  ).unwrap();

  let sl = unsafe {
    from_raw_parts(arr.as_ptr() as *mut u8, size)
  };

  let result = base64::decode_config(sl, base64::URL_SAFE_NO_PAD).unwrap();
  return env.byte_array_from_slice(&result).unwrap();
}