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
|
/* pwrite64 syscall for Linux/ix86.
Copyright (C) 1997, 1998 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <sysdep.h>
#include <asm/errno.h>
/* Please consult the file sysdeps/unix/sysv/linux/i386/sysdep.h for
more information about the value -4095 used below.*/
.text
ENTRY (__syscall_pwrite64)
#ifndef __NR_pwrite
movl $-ENOSYS,%eax
# ifndef PIC
jmp syscall_error
# endif
#else
PUSHARGS_5 /* Save register contents. */
/* Load arguments. This is unfortunately a little bit of a problem
since the kernel expects the arguments in a different order. */
movl 0x20(%esp,1),%esi
movl 0x1c(%esp,1),%edi
movl 0x18(%esp,1),%edx
movl 0x14(%esp,1),%ecx
movl 0x10(%esp,1),%ebx
/* Load syscall number into %eax. */
movl $SYS_ify(pwrite), %eax
int $0x80 /* Do the system call. */
POPARGS_5 /* Restore register contents. */
cmpl $-4095, %eax /* Check %eax for error. */
jae syscall_error /* Jump to error handler if error. */
#endif
L(pseudo_end):
ret /* Return to caller. */
PSEUDO_END (__syscall_pwrite64)
|
