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55 lines
2.0 KiB
C
55 lines
2.0 KiB
C
/* Copyright (C) 1991, 92, 96, 97, 98, 99, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _SYS_UIO_H
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#define _SYS_UIO_H 1
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#include <features.h>
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#include <sys/types.h>
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__BEGIN_DECLS
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/* This file defines `struct iovec'. */
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#include <bits/uio.h>
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/* Read data from file descriptor FD, and put the result in the
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buffers described by IOVEC, which is a vector of COUNT `struct iovec's.
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The buffers are filled in the order specified.
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Operates just like `read' (see <unistd.h>) except that data are
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put in IOVEC instead of a contiguous buffer.
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This function is a cancellation point and therefore not marked with
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__THROW. */
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extern ssize_t readv (int __fd, __const struct iovec *__iovec, int __count);
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/* Write data pointed by the buffers described by IOVEC, which
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is a vector of COUNT `struct iovec's, to file descriptor FD.
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The data is written in the order specified.
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Operates just like `write' (see <unistd.h>) except that the data
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are taken from IOVEC instead of a contiguous buffer.
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This function is a cancellation point and therefore not marked with
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__THROW. */
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extern ssize_t writev (int __fd, __const struct iovec *__iovec, int __count);
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__END_DECLS
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#endif /* sys/uio.h */
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