static int mz_zip_reader_locate_file_binary_search(mz_zip_archive *pZip,
                                                   const char *pFilename) {
  mz_zip_internal_state *pState = pZip->m_pState;
  const mz_zip_array *pCentral_dir_offsets = &pState->m_central_dir_offsets;
  const mz_zip_array *pCentral_dir = &pState->m_central_dir;
  mz_uint32 *pIndices = &MZ_ZIP_ARRAY_ELEMENT(
      &pState->m_sorted_central_dir_offsets, mz_uint32, 0);
  const int size = pZip->m_total_files;
  const mz_uint filename_len = (mz_uint)strlen(pFilename);
  int l = 0, h = size - 1;
  while (l <= h) {
    int m = (l + h) >> 1, file_index = pIndices[m],
        comp =
            mz_zip_reader_filename_compare(pCentral_dir, pCentral_dir_offsets,
                                           file_index, pFilename, filename_len);
    if (!comp)
      return file_index;
    else if (comp < 0)
      l = m + 1;
    else
      h = m - 1;
  }
  return -1;
}