1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef _LINUX_SEM_H
13#define _LINUX_SEM_H
14
15#include <linux/ipc.h>
16
17#define SEM_UNDO 0x1000
18
19#define GETPID 11
20#define GETVAL 12
21#define GETALL 13
22#define GETNCNT 14
23#define GETZCNT 15
24#define SETVAL 16
25#define SETALL 17
26
27#define SEM_STAT 18
28#define SEM_INFO 19
29
30struct semid_ds {
31 struct ipc_perm sem_perm;
32 __kernel_time_t sem_otime;
33 __kernel_time_t sem_ctime;
34 struct sem *sem_base;
35 struct sem_queue *sem_pending;
36 struct sem_queue **sem_pending_last;
37 struct sem_undo *undo;
38 unsigned short sem_nsems;
39};
40
41#include <asm/sembuf.h>
42
43struct sembuf {
44 unsigned short sem_num;
45 short sem_op;
46 short sem_flg;
47};
48
49union semun {
50 int val;
51 struct semid_ds __user *buf;
52 unsigned short __user *array;
53 struct seminfo __user *__buf;
54 void __user *__pad;
55};
56
57struct seminfo {
58 int semmap;
59 int semmni;
60 int semmns;
61 int semmnu;
62 int semmsl;
63 int semopm;
64 int semume;
65 int semusz;
66 int semvmx;
67 int semaem;
68};
69
70#define SEMMNI 128
71#define SEMMSL 250
72#define SEMMNS (SEMMNI*SEMMSL)
73#define SEMOPM 32
74#define SEMVMX 32767
75#define SEMAEM SEMVMX
76
77#define SEMUME SEMOPM
78#define SEMMNU SEMMNS
79#define SEMMAP SEMMNS
80#define SEMUSZ 20
81
82#endif
83