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a329f68f | 1 | /* Control device. Linux generic implementation. |
dff8da6b | 2 | Copyright (C) 2021-2024 Free Software Foundation, Inc. |
a329f68f AZ |
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 | |
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. | |
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 | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library. If not, see | |
17 | <https://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #include <stdarg.h> | |
20 | #include <sys/ioctl.h> | |
21 | #include <sysdep.h> | |
22 | #include <internal-ioctl.h> | |
23 | ||
24 | int | |
25 | __ioctl (int fd, unsigned long int request, ...) | |
26 | { | |
27 | va_list args; | |
28 | va_start (args, request); | |
29 | void *arg = va_arg (args, void *); | |
30 | va_end (args); | |
31 | ||
32 | int r; | |
33 | if (!__ioctl_arch (&r, fd, request, arg)) | |
34 | { | |
35 | r = INTERNAL_SYSCALL_CALL (ioctl, fd, request, arg); | |
36 | if (__glibc_unlikely (INTERNAL_SYSCALL_ERROR_P (r))) | |
37 | { | |
38 | __set_errno (-r); | |
39 | return -1; | |
40 | } | |
41 | } | |
42 | return r; | |
43 | } | |
44 | libc_hidden_def (__ioctl) | |
45 | weak_alias (__ioctl, ioctl) | |
46 | ||
47 | #if __TIMESIZE != 64 | |
48 | strong_alias (__ioctl, __ioctl_time64) | |
49 | #endif |