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
|
/* Copyright 2003-2021 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
<https://www.gnu.org/licenses/>. */
#include <sysdep.h>
#include <sys/asm.h>
/* Sign-extend the ioctl number, since the kernel wants it as a
sign-extended 32-bit value, but our prototype is that of a long. */
.text
ENTRY (__ioctl)
sll a1, a1, 0
li v0, __NR_ioctl
syscall /* Do the system call. */
bne a3, zero, L(error)
ret
L(error):
SETUP_GP64_REG (a0, __ioctl)
PTR_LA t9, __syscall_error
RESTORE_GP64_REG
jr t9
PSEUDO_END (__ioctl)
libc_hidden_def (__ioctl)
weak_alias (__ioctl, ioctl)
|
