blob: d878687d63d06dec425279d85b6969865773faf2 [file] [log] [blame]
Ben Lindstrom92a2e382001-03-05 06:59:27 +00001/* $OpenBSD: atomicio.h,v 1.3 2001/03/02 18:54:30 deraadt Exp $ */
Ben Lindstrom36579d32001-01-29 07:39:26 +00002
Ben Lindstrom226cfa02001-01-22 05:34:40 +00003/*
Ben Lindstrom92a2e382001-03-05 06:59:27 +00004 * Copyright (c) 1995,1999 Theo de Raadt. All rights reserved.
Ben Lindstrom226cfa02001-01-22 05:34:40 +00005 * 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 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28/*
29 * Ensure all of data on socket comes through. f==read || f==write
30 */
31ssize_t atomicio(ssize_t (*f)(), int fd, void *s, size_t n);