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io_set_callback

NAME

io_set_callback - Set up io completion callback function

SYNOPSYS

 #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);
 
 

DESCRIPTION

The callback is not done if the caller uses raw events from io_getevents, only with the library helpers.

RETURN VALUES

None.

ERRORS

None.

SEE ALSO

io(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).