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author | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
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committer | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
commit | 6ce4ebed87858ecdd79a1091367c6e961055daa9 (patch) | |
tree | 1c2a6a60531acf791531bbd9c8ac14c23ef8a66c /aarch64-none-linux-gnu/libc/usr/include/bits/shm.h |
https://developer.arm.com/downloads/-/arm-gnu-toolchain-downloads
Change-Id: I7303388733328cd98ab9aa3c30236db67f2e9e9c
Diffstat (limited to 'aarch64-none-linux-gnu/libc/usr/include/bits/shm.h')
-rw-r--r-- | aarch64-none-linux-gnu/libc/usr/include/bits/shm.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/aarch64-none-linux-gnu/libc/usr/include/bits/shm.h b/aarch64-none-linux-gnu/libc/usr/include/bits/shm.h new file mode 100644 index 0000000..f38fe05 --- /dev/null +++ b/aarch64-none-linux-gnu/libc/usr/include/bits/shm.h @@ -0,0 +1,86 @@ +/* Copyright (C) 1995-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#ifndef _SYS_SHM_H +# error "Never include <bits/shm.h> directly; use <sys/shm.h> instead." +#endif + +#include <bits/types.h> +#include <bits/wordsize.h> +#include <bits/shmlba.h> + +/* Permission flag for shmget. */ +#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */ +#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */ + +/* Flags for `shmat'. */ +#define SHM_RDONLY 010000 /* attach read-only else read-write */ +#define SHM_RND 020000 /* round attach address to SHMLBA */ +#define SHM_REMAP 040000 /* take-over region on attach */ +#define SHM_EXEC 0100000 /* execution access */ + +/* Commands for `shmctl'. */ +#define SHM_LOCK 11 /* lock segment (root only) */ +#define SHM_UNLOCK 12 /* unlock segment (root only) */ + +__BEGIN_DECLS + +/* Type to count number of attaches. */ +typedef __syscall_ulong_t shmatt_t; + +#include <bits/types/struct_shmid_ds.h> +#include <bits/types/struct_shmid64_ds.h> + +#ifdef __USE_MISC + +/* ipcs ctl commands */ +# define SHM_STAT 13 +# define SHM_INFO 14 +# define SHM_STAT_ANY 15 + +/* shm_mode upper byte flags */ +# define SHM_DEST 01000 /* segment will be destroyed on last detach */ +# define SHM_LOCKED 02000 /* segment will not be swapped */ +# define SHM_HUGETLB 04000 /* segment is mapped via hugetlb */ +# define SHM_NORESERVE 010000 /* don't check for reservations */ + +struct shminfo + { + __syscall_ulong_t shmmax; + __syscall_ulong_t shmmin; + __syscall_ulong_t shmmni; + __syscall_ulong_t shmseg; + __syscall_ulong_t shmall; + __syscall_ulong_t __glibc_reserved1; + __syscall_ulong_t __glibc_reserved2; + __syscall_ulong_t __glibc_reserved3; + __syscall_ulong_t __glibc_reserved4; + }; + +struct shm_info + { + int used_ids; + __syscall_ulong_t shm_tot; /* total allocated shm */ + __syscall_ulong_t shm_rss; /* total resident shm */ + __syscall_ulong_t shm_swp; /* total swapped shm */ + __syscall_ulong_t swap_attempts; + __syscall_ulong_t swap_successes; + }; + +#endif /* __USE_MISC */ + +__END_DECLS |