source: trunk/libs/newlib/src/newlib/libc/include/devctl.h @ 444

Last change on this file since 444 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 2.0 KB
Line 
1/*
2 * Copyright (c) 2016 Joel Sherrill <joel@rtems.org>.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26#ifndef _POSIX_DEVCTL_h_
27#define _POSIX_DEVCTL_h_
28
29/*
30 * The posix_devctl() method is defined by POSIX 1003.26-2003. Aside
31 * from the single method, it adds the following requirements:
32 *
33 *   + define _POSIX_26_VERSION to 200312L
34 *   + add _SC_POSIX_26_VERSION in <unistd.h>. Return _POSIX_26_VERSION
35 *   + application must define _POSIX_26_C_SOURCE to use posix_devctl().
36 *   + posix_devctl() is prototyped in <devctl.h>
37 */
38
39#ifdef _POSIX_26_C_SOURCE
40#include <sys/cdefs.h>
41
42int posix_devctl(
43  int              fd,
44  int              dcmd,
45  void *__restrict dev_data_ptr,
46  size_t           nbyte,
47  int *__restrict  dev_info_ptr
48);
49#endif
50
51#endif
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