Function ReadBytesZeroCopy

cpp/src/arrow/flight/serialization_internal.cc:648–658

}

bool ReadBytesZeroCopy(const std::shared_ptr<Buffer>& source_data,
                       CodedInputStream* input, std::shared_ptr<Buffer>* out) {
  uint32_t length;
  if (!input->ReadVarint32(&length)) {
    return false;
  }
  auto buf =
      SliceBuffer(source_data, input->CurrentPosition(), static_cast<int64_t>(length));
  *out = buf;
  return input->Skip(static_cast<int>(length));
}

}  // namespace