1 |
|
|
/* $OpenBSD: pwrite.c,v 1.11 2016/05/07 19:05:22 guenther Exp $ */ |
2 |
|
|
|
3 |
|
|
/* |
4 |
|
|
* Copyright (c) 1992, 1993 |
5 |
|
|
* The Regents of the University of California. All rights reserved. |
6 |
|
|
* |
7 |
|
|
* Redistribution and use in source and binary forms, with or without |
8 |
|
|
* modification, are permitted provided that the following conditions |
9 |
|
|
* are met: |
10 |
|
|
* 1. Redistributions of source code must retain the above copyright |
11 |
|
|
* notice, this list of conditions and the following disclaimer. |
12 |
|
|
* 2. Redistributions in binary form must reproduce the above copyright |
13 |
|
|
* notice, this list of conditions and the following disclaimer in the |
14 |
|
|
* documentation and/or other materials provided with the distribution. |
15 |
|
|
* 3. Neither the name of the University nor the names of its contributors |
16 |
|
|
* may be used to endorse or promote products derived from this software |
17 |
|
|
* without specific prior written permission. |
18 |
|
|
* |
19 |
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
20 |
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
21 |
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
22 |
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
23 |
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
24 |
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
25 |
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
26 |
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 |
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
28 |
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
29 |
|
|
* SUCH DAMAGE. |
30 |
|
|
*/ |
31 |
|
|
|
32 |
|
|
#include <sys/syscall.h> |
33 |
|
|
#include <unistd.h> |
34 |
|
|
|
35 |
|
|
ssize_t __syscall(quad_t, ...); |
36 |
|
|
PROTO_NORMAL(__syscall); |
37 |
|
|
|
38 |
|
|
|
39 |
|
|
DEF_SYS(pwrite); |
40 |
|
|
|
41 |
|
|
/* |
42 |
|
|
* This function provides 64-bit offset padding that |
43 |
|
|
* is not supplied by GCC 1.X but is supplied by GCC 2.X. |
44 |
|
|
*/ |
45 |
|
|
ssize_t |
46 |
|
|
HIDDEN(pwrite)(int fd, const void *buf, size_t nbyte, off_t offset) |
47 |
|
|
{ |
48 |
|
|
return (__syscall(SYS_pwrite, fd, buf, nbyte, 0, offset)); |
49 |
|
|
} |