decode_simd.rs

#[no_mangle]
pub extern "system" fn decodeSimdNative(
  _env: JNIEnv,
  _class: JClass,
  input: *const u8,
  input_size: usize,
  output: *mut u8,
  output_size: usize,
) -> usize {
  let (input_slice, output_slice) = unsafe {
    (
      from_raw_parts(input, input_size),
      from_raw_parts_mut(output, output_size)
    )
  };
  let result = base64_simd::URL_SAFE_NO_PAD.decode(
    input_slice,
    base64_simd::OutRef::from_slice(output_slice),
  ).unwrap();

  result.len()
}