Synesis Software

include/sys/uio.h

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00001 /* /////////////////////////////////////////////////////////////////////////////
00002  * File:    uio.h (sys/uio.h)
00003  *
00004  * Purpose: Vector file read/write.
00005  *
00006  * Created: 19th September 2005
00007  * Updated: 17th February 2008
00008  *
00009  * Home:    http://synesis.com.au/software/
00010  *
00011  * Copyright (c) 2005-2008, Matthew Wilson and Synesis Software
00012  * All rights reserved.
00013  *
00014  * Redistribution and use in source and binary forms, with or without
00015  * modification, are permitted provided that the following conditions are met:
00016  *
00017  * - Redistributions of source code must retain the above copyright notice, this
00018  *   list of conditions and the following disclaimer.
00019  * - Redistributions in binary form must reproduce the above copyright notice,
00020  *   this list of conditions and the following disclaimer in the documentation
00021  *   and/or other materials provided with the distribution.
00022  * - Neither the names of Matthew Wilson and Synesis Software nor the names of
00023  *   any contributors may be used to endorse or promote products derived from
00024  *   this software without specific prior written permission.
00025  *
00026  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00027  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00028  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00029  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00030  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00031  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00032  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00033  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00034  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00035  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00036  * POSSIBILITY OF SUCH DAMAGE.
00037  *
00038  * ////////////////////////////////////////////////////////////////////////// */
00039 
00040 
00046 #ifndef SYNSOFT_UNIXEM_INCL_SYS_H_UIO
00047 #define SYNSOFT_UNIXEM_INCL_SYS_H_UIO
00048 
00049 #ifndef UNIXEM_DOCUMENTATION_SKIP_SECTION
00050 # define SYNSOFT_UNIXEM_VER_SYS_H_UIO_MAJOR     1
00051 # define SYNSOFT_UNIXEM_VER_SYS_H_UIO_MINOR     0
00052 # define SYNSOFT_UNIXEM_VER_SYS_H_UIO_REVISION  4
00053 # define SYNSOFT_UNIXEM_VER_SYS_H_UIO_EDIT      5
00054 #endif /* !UNIXEM_DOCUMENTATION_SKIP_SECTION */
00055 
00056 #include <stddef.h>
00057 
00058 /* ////////////////////////////////////////////////////////////////////////// */
00059 
00070 /* ////////////////////////////////////////////////////////////////////////// */
00071 
00072 #ifdef __cplusplus
00073 extern "C"
00074 {
00075 #endif /* __cplusplus */
00076 
00077 /* /////////////////////////////////////////////////////////////////////////////
00078  * Typedefs
00079  */
00080 
00081 #ifndef _SSIZE_T_DEFINED
00082 typedef signed long     ssize_t;
00083 # define _SSIZE_T_DEFINED
00084 #endif /* !_SSIZE_T_DEFINED */
00085 
00086 struct iovec
00087 {
00088     void    *iov_base;  /* Base address */
00089     size_t  iov_len;    /* Number of bytes referenced */
00090 };
00091 
00092 /* /////////////////////////////////////////////////////////////////////////////
00093  * Functions
00094  */
00095 
00096 ssize_t readv(int fd, struct iovec const *vector, int count);
00097 ssize_t writev(int fd, struct iovec const *vector, int count);
00098 
00099 #ifdef __cplusplus
00100 } /* extern "C" */
00101 #endif /* __cplusplus */
00102 
00103 /* ////////////////////////////////////////////////////////////////////////// */
00104 
00107 /* ////////////////////////////////////////////////////////////////////////// */
00108 
00109 #endif /* SYNSOFT_UNIXEM_INCL_SYS_H_UIO */
00110 
00111 /* ////////////////////////////////////////////////////////////////////////// */

UNIX Emulation for Win32 Libraries documentation © Synesis Software Pty Ltd, 2002-2007