Set up io completion callback function
#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);
The callback is not done if the caller uses raw events from io_getevents, only with the library helpers.
None.
None.
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).