1#ifndef _SYS_SHM_H
 2#define _SYS_SHM_H
 3
 4#ifdef __cplusplus
 5extern "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
59typedef unsigned long shmatt_t;
60
61void *shmat(int, const void *, int);
62int shmctl(int, int, struct shmid_ds *);
63int shmdt(const void *);
64int shmget(key_t, size_t, int);
65
66#ifdef __cplusplus
67}
68#endif
69
70#endif