xref: /dragonfly/crypto/libressl/apps/nc/atomicio.h (revision 72c33676)
172c33676SMaxim Ag /* $OpenBSD: atomicio.h,v 1.2 2007/09/07 14:50:44 tobias Exp $ */
2f5b1c8a1SJohn Marino 
3f5b1c8a1SJohn Marino /*
4f5b1c8a1SJohn Marino  * Copyright (c) 2006 Damien Miller.  All rights reserved.
5f5b1c8a1SJohn Marino  * Copyright (c) 1995,1999 Theo de Raadt.  All rights reserved.
6f5b1c8a1SJohn Marino  * All rights reserved.
7f5b1c8a1SJohn Marino  *
8f5b1c8a1SJohn Marino  * Redistribution and use in source and binary forms, with or without
9f5b1c8a1SJohn Marino  * modification, are permitted provided that the following conditions
10f5b1c8a1SJohn Marino  * are met:
11f5b1c8a1SJohn Marino  * 1. Redistributions of source code must retain the above copyright
12f5b1c8a1SJohn Marino  *    notice, this list of conditions and the following disclaimer.
13f5b1c8a1SJohn Marino  * 2. Redistributions in binary form must reproduce the above copyright
14f5b1c8a1SJohn Marino  *    notice, this list of conditions and the following disclaimer in the
15f5b1c8a1SJohn Marino  *    documentation and/or other materials provided with the distribution.
16f5b1c8a1SJohn Marino  *
17f5b1c8a1SJohn Marino  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18f5b1c8a1SJohn Marino  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19f5b1c8a1SJohn Marino  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20f5b1c8a1SJohn Marino  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21f5b1c8a1SJohn Marino  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22f5b1c8a1SJohn Marino  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23f5b1c8a1SJohn Marino  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24f5b1c8a1SJohn Marino  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25f5b1c8a1SJohn Marino  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26f5b1c8a1SJohn Marino  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27f5b1c8a1SJohn Marino  */
28f5b1c8a1SJohn Marino 
29f5b1c8a1SJohn Marino #ifndef _ATOMICIO_H
30f5b1c8a1SJohn Marino #define _ATOMICIO_H
31f5b1c8a1SJohn Marino 
32f5b1c8a1SJohn Marino /*
33f5b1c8a1SJohn Marino  * Ensure all of data on socket comes through. f==read || f==vwrite
34f5b1c8a1SJohn Marino  */
35f5b1c8a1SJohn Marino size_t	atomicio(ssize_t (*)(int, void *, size_t), int, void *, size_t);
36f5b1c8a1SJohn Marino 
37f5b1c8a1SJohn Marino #define vwrite (ssize_t (*)(int, void *, size_t))write
38f5b1c8a1SJohn Marino 
39f5b1c8a1SJohn Marino #endif /* _ATOMICIO_H */
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