Method readAtMost

lib/InflateReader/InflateReader.cpp:63–78

}

InflateStatus InflateReader::readAtMost(uint8_t* dest, size_t maxLen, size_t* produced) {
  if (!ringBuffer) {
    // One-shot mode: back-references use absolute offset from dest_start.
    // Valid only when readAtMost() is called once with the full output buffer.
    decomp.dest_start = dest;
  }
  decomp.dest = dest;
  decomp.dest_limit = dest + maxLen;

  const int res = uzlib_uncompress(&decomp);
  *produced = static_cast<size_t>(decomp.dest - dest);

  if (res == TINF_DONE) return InflateStatus::Done;
  if (res < 0) return InflateStatus::Error;
  return InflateStatus::Ok;
}