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75 lines
2 KiB
C
75 lines
2 KiB
C
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/* $Id: aio.h,v 1.4 2002/10/29 04:45:06 rex Exp $
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*/
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/*
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* aio.h
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*
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* asynchronous input and output (REALTIME). Conforming to the Single UNIX(r)
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* Specification Version 2, System Interface & Headers Issue 5
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*
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* This file is part of the ReactOS Operating System.
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*
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* Contributors:
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* Created by KJK::Hyperion <noog@libero.it>
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*
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* THIS SOFTWARE IS NOT COPYRIGHTED
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*
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* This source code is offered for use in the public domain. You may
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* use, modify or distribute it freely.
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*
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* This code is distributed in the hope that it will be useful but
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#ifndef __AIO_H_INCLUDED__
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#define __AIO_H_INCLUDED__
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/* INCLUDES */
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#include <fcntl.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <time.h>
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/* OBJECTS */
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/* TYPES */
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typedef struct _tag_aiocb
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{
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int aio_fildes; /* file descriptor */
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off_t aio_offset; /* file offset */
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volatile void* aio_buf; /* location of buffer */
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size_t aio_nbytes; /* length of transfer */
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int aio_reqprio; /* request priority offset */
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struct sigevent aio_sigevent; /* signal number and value */
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int aio_lio_opcode; /* operation to be performed */
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} aiocb;
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/* CONSTANTS */
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#define AIO_CANCELED 0
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#define AIO_NOTCANCELED 1
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#define AIO_ALLDONE 2
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#define LIO_WAIT 0
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#define LIO_NOWAIT 1
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#define LIO_READ 2
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#define LIO_WRITE 3
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#define LIO_NOP 4
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/* PROTOTYPES */
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int aio_cancel(int, struct aiocb *);
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int aio_error(const struct aiocb *);
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int aio_fsync(int, struct aiocb *);
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int aio_read(struct aiocb *);
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ssize_t aio_return(struct aiocb *);
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int aio_suspend(const struct aiocb *const[], int, const struct timespec *);
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int aio_write(struct aiocb *);
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int lio_listio(int, struct aiocb *const[], int, struct sigevent *);
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/* MACROS */
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#endif /* __AIO_H_INCLUDED__ */
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/* EOF */
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