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7929d779 | 1 | /* Linux/PowerPC implementation of the shared memory struct shmid_ds. |
6d7e8eda | 2 | Copyright (C) 2020-2023 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 | { | |
7194337c AZ |
26 | #ifdef __USE_TIME_BITS64 |
27 | # include <bits/types/struct_shmid64_ds_helper.h> | |
28 | #else | |
7929d779 | 29 | struct ipc_perm shm_perm; /* operation permission struct */ |
7194337c | 30 | # if __TIMESIZE == 32 |
ffd178c6 | 31 | unsigned long int __shm_atime_high; |
7929d779 | 32 | __time_t shm_atime; /* time of last shmat() */ |
ffd178c6 | 33 | unsigned long int __shm_dtime_high; |
7929d779 | 34 | __time_t shm_dtime; /* time of last shmdt() */ |
ffd178c6 | 35 | unsigned long int __shm_ctime_high; |
7929d779 AZ |
36 | __time_t shm_ctime; /* time of last change by shmctl() */ |
37 | unsigned long int __glibc_reserved4; | |
7194337c | 38 | # else |
7929d779 AZ |
39 | __time_t shm_atime; /* time of last shmat() */ |
40 | __time_t shm_dtime; /* time of last shmdt() */ | |
41 | __time_t shm_ctime; /* time of last change by shmctl() */ | |
7194337c | 42 | # endif |
7929d779 AZ |
43 | size_t shm_segsz; /* size of segment in bytes */ |
44 | __pid_t shm_cpid; /* pid of creator */ | |
45 | __pid_t shm_lpid; /* pid of last shmop */ | |
46 | shmatt_t shm_nattch; /* number of current attaches */ | |
47 | __syscall_ulong_t __glibc_reserved5; | |
48 | __syscall_ulong_t __glibc_reserved6; | |
7194337c | 49 | #endif |
7929d779 | 50 | }; |