Greg Hartman | bd77cf7 | 2015-02-25 13:21:06 -0800 | [diff] [blame] | 1 | /* $OpenBSD: atomicio.h,v 1.11 2010/09/22 22:58:51 djm 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 |
| 36 | atomicio6(ssize_t (*f) (int, void *, size_t), int fd, void *_s, size_t n, |
| 37 | int (*cb)(void *, size_t), void *); |
| 38 | size_t atomicio(ssize_t (*)(int, void *, size_t), int, void *, size_t); |
| 39 | |
| 40 | #define vwrite (ssize_t (*)(int, void *, size_t))write |
| 41 | |
| 42 | /* |
| 43 | * ensure all of data on socket comes through. f==readv || f==writev |
| 44 | */ |
| 45 | size_t |
| 46 | atomiciov6(ssize_t (*f) (int, const struct iovec *, int), int fd, |
| 47 | const struct iovec *_iov, int iovcnt, int (*cb)(void *, size_t), void *); |
| 48 | size_t atomiciov(ssize_t (*)(int, const struct iovec *, int), |
| 49 | int, const struct iovec *, int); |
| 50 | |
| 51 | #endif /* _ATOMICIO_H */ |