io_set_callback - Online Linux Manual PageSection : 3
Updated : 2019-07-23
Source : Linux
Note : Linux AIO

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NAMEio_set_callback − Set up io completion callback function

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SYNOPSIS#include <errno.h>
#include <libaio.h>
static inline void io_set_callback(struct iocb *iocb, io_callback_t cb); struct iocb { void *data; unsigned key; short aio_lio_opcode; short aio_reqprio; int aio_fildes; }; typedef void (*io_callback_t)(io_context_t ctx, struct iocb *iocb, long res, long res2);

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DESCRIPTIONThe callback is not done if the caller uses raw events from io_getevents(3), only with the library helpers.

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RETURN VALUESNone.

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ERRORSNone.

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SEE ALSOio(3), io_cancel(3), io_fsync(3), io_getevents(3), io_prep_fsync(3), io_prep_pread(3), io_prep_pwrite(3), io_queue_init(3), io_queue_release(3), io_queue_run(3), io_queue_wait(3), io_submit(3), errno(3). 0

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