Function unpack

cpp/src/arrow/util/bpacking.cc:50–53

template <typename Uint>
void unpack(const uint8_t* in, Uint* out, const UnpackOptions& opts) {
  static const DynamicDispatch<UnpackDynamicFunction<Uint>> dispatch;
  return dispatch(in, out, opts);
}

template void unpack<bool>(const uint8_t*, bool*, const UnpackOptions&);
template void unpack<uint8_t>(const uint8_t*, uint8_t*, const UnpackOptions&);