| 311 | |
| 312 | template <typename T> |
| 313 | bool xwrite(int fd, const T& data) { |
| 314 | uint64_t size = sizeof(T); |
| 315 | if (write(fd, &size, sizeof(size)) != sizeof(size)) { |
| 316 | return false; |
| 317 | } |
| 318 | if (write(fd, data.data(), size) != static_cast<ssize_t>(size)) { |
| 319 | return false; |
| 320 | } |
| 321 | return true; |
| 322 | } |
| 323 | |
| 324 | template<> |
| 325 | bool xwrite<std::string>(int fd, const std::string& data) { |