github.com/afumu/libc@v0.0.6/musl/include/sys/shm.h (about)

     1  #ifndef _SYS_SHM_H
     2  #define _SYS_SHM_H
     3  
     4  #ifdef __cplusplus
     5  extern "C" {
     6  #endif
     7  
     8  #include <features.h>
     9  
    10  #define __NEED_time_t
    11  #define __NEED_size_t
    12  #define __NEED_pid_t
    13  
    14  #include <bits/alltypes.h>
    15  
    16  #include <sys/ipc.h>
    17  
    18  #ifdef _GNU_SOURCE
    19  #define __used_ids used_ids
    20  #define __swap_attempts swap_attempts
    21  #define __swap_successes swap_successes
    22  #endif
    23  
    24  #include <bits/shm.h>
    25  
    26  #define SHM_R 0400
    27  #define SHM_W 0200
    28  
    29  #define SHM_RDONLY 010000
    30  #define SHM_RND    020000
    31  #define SHM_REMAP  040000
    32  #define SHM_EXEC   0100000
    33  
    34  #define SHM_LOCK 11
    35  #define SHM_UNLOCK 12
    36  #define SHM_STAT (13 | (IPC_STAT & 0x100))
    37  #define SHM_INFO 14
    38  #define SHM_STAT_ANY (15 | (IPC_STAT & 0x100))
    39  #define SHM_DEST 01000
    40  #define SHM_LOCKED 02000
    41  #define SHM_HUGETLB 04000
    42  #define SHM_NORESERVE 010000
    43  
    44  #define SHM_HUGE_SHIFT 26
    45  #define SHM_HUGE_MASK  0x3f
    46  #define SHM_HUGE_64KB  (16 << 26)
    47  #define SHM_HUGE_512KB (19 << 26)
    48  #define SHM_HUGE_1MB   (20 << 26)
    49  #define SHM_HUGE_2MB   (21 << 26)
    50  #define SHM_HUGE_8MB   (23 << 26)
    51  #define SHM_HUGE_16MB  (24 << 26)
    52  #define SHM_HUGE_32MB  (25 << 26)
    53  #define SHM_HUGE_256MB (28 << 26)
    54  #define SHM_HUGE_512MB (29 << 26)
    55  #define SHM_HUGE_1GB   (30 << 26)
    56  #define SHM_HUGE_2GB   (31 << 26)
    57  #define SHM_HUGE_16GB  (34U << 26)
    58  
    59  typedef unsigned long shmatt_t;
    60  
    61  void *shmat(int, const void *, int);
    62  int shmctl(int, int, struct shmid_ds *);
    63  int shmdt(const void *);
    64  int shmget(key_t, size_t, int);
    65  
    66  #ifdef __cplusplus
    67  }
    68  #endif
    69  
    70  #endif