1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
/* Copyright (C) 1998, 2000, 2003, 2004 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 <unistd.h>
#include <sys/types.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <linux/posix_types.h>
#include "kernel-features.h"
#include <pthread-functions.h>
int
__setresuid (uid_t ruid, uid_t euid, uid_t suid)
{
int result;
result = INLINE_SYSCALL (setresuid, 3, (signed int)ruid, (signed int)euid, (signed int)suid);
#if defined HAVE_PTR__NPTL_SETXID && !defined SINGLE_THREAD
if (result == 0 && __libc_pthread_functions.ptr__nptl_setxid != NULL)
{
struct xid_command cmd;
cmd.syscall_no = __NR_setresuid;
cmd.id[0] = ruid;
cmd.id[1] = euid;
cmd.id[2] = suid;
__libc_pthread_functions.ptr__nptl_setxid (&cmd);
}
#endif
return result;
}
libc_hidden_def (__setresuid)
#ifndef __setresuid
weak_alias (__setresuid, setresuid)
#endif
|
