Function nc::io_submit

source · 
pub unsafe fn io_submit(
    ctx_id: aio_context_t,
    nr: isize,
    iocb: &mut iocb_t
) -> Result<i32, Errno>
Expand description

Queue the nr iocbs pointed to by iocbpp for processing.

Returns the number of iocbs queued.

§Errors

  • May return -EINVAL if the aio_context specified by ctx_id is invalid, if nr is < 0, if the iocb at *iocbpp[0] is not properly initialized, if the operation specified is invalid for the file descriptor in the iocb.
  • May fail with -EFAULT if any of the data structures point to invalid data.
  • May fail with -EBADF if the file descriptor specified in the first iocb is invalid.
  • May fail with -EAGAIN if insufficient resources are available to queue any iocbs.
  • Will return 0 if nr is 0.
  • Will fail with -ENOSYS if not implemented.