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7929d779 | 1 | /* Linux/SPARC implementation of the shared memory struct shmid_ds. |
2b778ceb | 2 | Copyright (C) 2020-2021 Free Software Foundation, Inc. |
7929d779 AZ |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <https://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _SYS_SHM_H | |
20 | # error "Never include <bits/types/struct_shmid_ds.h> directly; use <sys/shm.h> instead." | |
21 | #endif | |
22 | ||
23 | /* Data structure describing a shared memory segment. */ | |
24 | struct shmid_ds | |
25 | { | |
26 | struct ipc_perm shm_perm; /* operation permission struct */ | |
27 | #if __TIMESIZE == 32 | |
ffd178c6 | 28 | unsigned long int __shm_atime_high; |
7929d779 | 29 | __time_t shm_atime; /* time of last shmat() */ |
ffd178c6 | 30 | unsigned long int __shm_dtime_high; |
7929d779 | 31 | __time_t shm_dtime; /* time of last shmdt() */ |
ffd178c6 | 32 | unsigned long int __shm_ctime_high; |
7929d779 AZ |
33 | __time_t shm_ctime; /* time of last change by shmctl() */ |
34 | #else | |
35 | __time_t shm_atime; /* time of last shmat() */ | |
36 | __time_t shm_dtime; /* time of last shmdt() */ | |
37 | __time_t shm_ctime; /* time of last change by shmctl() */ | |
38 | #endif | |
39 | size_t shm_segsz; /* size of segment in bytes */ | |
40 | __pid_t shm_cpid; /* pid of creator */ | |
41 | __pid_t shm_lpid; /* pid of last shmop */ | |
42 | shmatt_t shm_nattch; /* number of current attaches */ | |
43 | __syscall_ulong_t __glibc_reserved5; | |
44 | __syscall_ulong_t __glibc_reserved6; | |
45 | }; |