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/* 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#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)
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