1/*
2 * Copyright (c) 2006 Damien Miller.  All rights reserved.
3 * Copyright (c) 1995,1999 Theo de Raadt.  All rights reserved.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef	_ATOMICIO_H
28#define	_ATOMICIO_H
29
30/*	$OpenBSD: atomicio.h,v 1.4 2001/06/26 06:32:46 itojun Exp $	*/
31
32#pragma ident	"%Z%%M%	%I%	%E% SMI"
33
34#ifdef __cplusplus
35extern "C" {
36#endif
37
38/*
39 * Ensure all of data on socket comes through. f==read || f==write
40 */
41ssize_t	atomicio(ssize_t (*)(), int, void *, size_t);
42
43#define	vwrite (ssize_t (*)(int, void *, size_t))write
44
45/*
46 * ensure all of data on socket comes through. f==readv || f==writev
47 */
48size_t	atomiciov(ssize_t (*)(int, const struct iovec *, int),
49    int, const struct iovec *, int);
50
51#ifdef __cplusplus
52}
53#endif
54
55#endif /* _ATOMICIO_H */
56