in plasma-store/src/ffi/ffi.cc [102:107]
ArrowStatus multi_get(PlasmaClient const& pc, const std::vector<ObjectID>& oids, int64_t timeout_ms, std::vector<ObjectBuffer>& obs) {
auto pc_mut = const_cast<PlasmaClient&>(pc);
std::vector<ObjectBuffer>* buffers = &obs;
Status client_status = pc_mut.Get(oids, timeout_ms, buffers);
return ArrowStatus{make_plasma_error(client_status.code()), client_status.message()};
}