openbsd-nc

OpenBSD netcat port for Linux
git clone git://git.2f30.org/openbsd-nc
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atomicio.h (1742B)


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