Function Wrap

cpp/src/arrow/buffer.h:188–191

  /// \return a new shared_ptr<Buffer>
  template <typename T, typename SizeType = int64_t>
  static std::shared_ptr<Buffer> Wrap(const T* data, SizeType length) {
    return std::make_shared<Buffer>(reinterpret_cast<const uint8_t*>(data),
                                    static_cast<int64_t>(sizeof(T) * length));
  }

  /// \brief Create buffer referencing std::vector with some length without
  /// copying