mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-14 09:01:07 +00:00
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Read or write system information. Linux version.
|
|
Copyright (C) 1996-2000,2002,2003,2005 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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <string.h> /* For the real memset prototype. */
|
|
#include <sys/sysctl.h>
|
|
|
|
#include <sysdep.h>
|
|
#include <sys/syscall.h>
|
|
#include <bp-checks.h>
|
|
|
|
int
|
|
__sysctl (int *name, int nlen, void *oldval, size_t *oldlenp,
|
|
void *newval, size_t newlen)
|
|
{
|
|
/* GKM FIXME: force __sysctl_args decl to have unbounded pointers. */
|
|
struct __sysctl_args args =
|
|
{
|
|
.name = name,
|
|
.nlen = nlen,
|
|
.oldval = oldval,
|
|
.oldlenp = oldlenp,
|
|
.newval = newval,
|
|
.newlen = newlen
|
|
};
|
|
(void) CHECK_N (name, nlen);
|
|
(void) CHECK_N (oldval, *oldlenp);
|
|
(void) CHECK_N (newval, newlen);
|
|
|
|
return INLINE_SYSCALL (_sysctl, 1, __ptrvalue (&args));
|
|
}
|
|
libc_hidden_def (__sysctl)
|
|
weak_alias (__sysctl, sysctl)
|