112a9d9c8Sopenharmony_cistruct Date {
212a9d9c8Sopenharmony_ci    unsigned char day: 5;
312a9d9c8Sopenharmony_ci    unsigned char month: 4;
412a9d9c8Sopenharmony_ci    signed short year: 15;
512a9d9c8Sopenharmony_ci} __attribute__((packed));
6