Function forReadOffset

pj_datastore/src/encoding.cpp:221–239

namespace {

uint64_t forReadOffset(const uint8_t* data, std::size_t row, uint8_t offset_bytes) {
  switch (offset_bytes) {
    case 1: {
      uint8_t v = 0;
      std::memcpy(&v, data + row, sizeof(v));
      return v;
    }
    case 2: {
      uint16_t v = 0;
      std::memcpy(&v, data + row * 2, sizeof(v));
      return v;
    }
    default: {
      uint32_t v = 0;
      std::memcpy(&v, data + row * 4, sizeof(v));
      return v;
    }
  }
}

}  // namespace