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0dee6738 | 1 | /* Read or write system information. Linux version. |
568035b7 | 2 | Copyright (C) 1996-2013 Free Software Foundation, Inc. |
478b92f0 UD |
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 | |
41bdb6e2 AJ |
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. | |
478b92f0 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
478b92f0 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
75cd5204 | 18 | |
0dee6738 | 19 | #include <errno.h> |
99c7f870 | 20 | #include <string.h> /* For the real memset prototype. */ |
75cd5204 RM |
21 | #include <sys/sysctl.h> |
22 | ||
0dee6738 UD |
23 | #include <sysdep.h> |
24 | #include <sys/syscall.h> | |
4bbb61e4 | 25 | #include <bp-checks.h> |
75cd5204 | 26 | |
75cd5204 | 27 | int |
958f238f UD |
28 | __sysctl (int *name, int nlen, void *oldval, size_t *oldlenp, |
29 | void *newval, size_t newlen) | |
75cd5204 | 30 | { |
4bbb61e4 | 31 | /* GKM FIXME: force __sysctl_args decl to have unbounded pointers. */ |
75cd5204 RM |
32 | struct __sysctl_args args = |
33 | { | |
0274d73c RM |
34 | .name = name, |
35 | .nlen = nlen, | |
36 | .oldval = oldval, | |
37 | .oldlenp = oldlenp, | |
38 | .newval = newval, | |
39 | .newlen = newlen | |
75cd5204 | 40 | }; |
c62f5cab GM |
41 | (void) CHECK_N (name, nlen); |
42 | (void) CHECK_N (oldval, *oldlenp); | |
43 | (void) CHECK_N (newval, newlen); | |
75cd5204 | 44 | |
4bbb61e4 | 45 | return INLINE_SYSCALL (_sysctl, 1, __ptrvalue (&args)); |
75cd5204 | 46 | } |
e436294b | 47 | libc_hidden_def (__sysctl) |
958f238f | 48 | weak_alias (__sysctl, sysctl) |