1 #ifndef __LITEOS__ 2 #define SHMLBA (4*4096) 3 #else 4 #define SHMLBA 4096 5 #endif 6 7 struct shmid_ds { 8 struct ipc_perm shm_perm; 9 size_t shm_segsz; 10 time_t shm_atime; 11 time_t shm_dtime; 12 time_t shm_ctime; 13 pid_t shm_cpid; 14 pid_t shm_lpid; 15 unsigned long shm_nattch; 16 unsigned long __pad1; 17 unsigned long __pad2; 18 }; 19 20 struct shminfo { 21 unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused1[4]; 22 }; 23 24 struct shm_info { 25 int __used_ids; 26 unsigned long shm_tot, shm_rss, shm_swp; 27 unsigned long __swap_attempts, __swap_successes; 28 }; 29