Content-type: text/html Man page of aio.h

aio.h

Section: Headers (3HEAD)
Updated: 10 Sep 2004
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NAME

aio.h, aio - asynchronous input and output  

SYNOPSIS

#include <aio.h> 
 

DESCRIPTION

The <aio.h> header defines the aiocb structure which includes the following members:

int               aio_fildes       file descriptor
off_t             aio_offset       file offset
volatile void*    aio_buf          location of buffer
size_t            aio_nbytes       length of transfer
int               aio_reqprio      request priority offset
struct sigevent   aio_sigevent     signal number and value
int               aio_lio_opcode   operation to be performed

This header also includes the following constants:

AIO_ALLDONE A return value indicating that none of the requested operations could be canceled since they are already complete.

AIO_CANCELED A return value indicating that all requested operations have been canceled.

AIO_NOTCANCELED A return value indicating that some of the requested operations could not be canceled since they are in progress.

LIO_NOP A lio_listio(3RT) element operation option indicating that no transfer is requested.

LIO_NOWAIT A lio_listio() synchronization operation indicating that the calling thread is to continue execution while the lio_listio() operation is being performed, and no notification is given when the operation is complete.

LIO_READ A lio_listio() element operation option requesting a read.

LIO_WAIT A lio_listio() synchronization operation indicating that the calling thread is to suspend until the lio_listio() operation is complete.

LIO_WRITE A lio_listio() element operation option requesting a write.

 

SEE ALSO


 lseek(2), read(2), write(2), fsync(3C), libaio(3LIB), lio_listio(3RT)


 

Index

NAME
SYNOPSIS
DESCRIPTION
SEE ALSO

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Time: 02:37:12 GMT, October 02, 2010