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77 lines
2 KiB
C++
77 lines
2 KiB
C++
// -*- C++ -*-
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//=============================================================================
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/**
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* @file os_uio.h
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*
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* definitions for vector I/O operations
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*
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* $Id: os_uio.h 97262 2013-08-09 08:32:10Z johnnyw $
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*
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* @author Don Hinton <dhinton@dresystems.com>
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* @author This code was originally in various places including ace/OS.h.
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*/
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//=============================================================================
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#ifndef ACE_OS_INCLUDE_SYS_OS_UIO_H
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#define ACE_OS_INCLUDE_SYS_OS_UIO_H
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#include /**/ "ace/pre.h"
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#include /**/ "ace/config-lite.h"
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#if !defined (ACE_LACKS_PRAGMA_ONCE)
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# pragma once
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#endif /* ACE_LACKS_PRAGMA_ONCE */
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#include "ace/os_include/sys/os_types.h"
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#include "ace/os_include/os_limits.h"
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#if !defined (ACE_LACKS_SYS_UIO_H)
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# include /**/ <sys/uio.h>
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#endif /* !ACE_LACKS_SYS_UIO_H */
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// Place all additions (especially function declarations) within extern "C" {}
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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#if defined (ACE_LACKS_IOVEC)
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/// The ordering of the fields in this struct is important. It has to
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/// match those in WSABUF.
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struct iovec
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{
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/// byte count to read/write
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u_long iov_len;
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/// data to be read/written
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char *iov_base;
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// WSABUF is a Winsock2-only type.
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# if defined (ACE_HAS_WINSOCK2) && (ACE_HAS_WINSOCK2 != 0)
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operator WSABUF &(void) { return *((WSABUF *) this); }
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# endif /* defined (ACE_HAS_WINSOCK2) && (ACE_HAS_WINSOCK2 != 0) */
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};
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#endif /* ACE_LACKS_IOVEC */
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# if defined (ACE_LACKS_TIMEDWAIT_PROTOTYPES)
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ssize_t readv_timedwait (ACE_HANDLE handle,
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const iovec *iov,
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int iovcnt,
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struct timespec* timeout);
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ssize_t writev_timedwait (ACE_HANDLE handle,
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const iovec *iov,
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int iovcnt,
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struct timespec *timeout);
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# endif /* ACE_LACKS_TIMEDWAIT_PROTOTYPES */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#include /**/ "ace/post.h"
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#endif /* ACE_OS_INCLUDE_SYS_OS_UIO_H */
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