nbd_aio_is_ready - check if the connection is in the ready state

       Eric Blake

       Richard W.M. Jones

       Copyright Red Hat

       Return true if this connection is connected to the NBD server, the handshake has completed, and the
       connection is idle or waiting for a reply.  In this state the handle is ready to issue commands.

       This function does not fail.

       The following parameters must not be NULL: "h".  For more information see "Non-NULL parameters" in
       libnbd(3).

       This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser
       General Public License as published by the Free Software Foundation; either version 2 of the License, or
       (at your option) any later version.

       This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
       the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General
       Public License for more details.

       You should have received a copy of the GNU Lesser General Public License along with this library; if not,
       write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

libnbd-1.22.2                                      2025-06-16                                nbd_aio_is_ready(3)

       nbd_aio_is_ready - check if the connection is in the ready state

       This call returns a boolean value.

nbd_create(3), libnbd(3).

        #include <libnbd.h>

        int nbd_aio_is_ready (
              struct nbd_handle *h
            );

       This function first appeared in libnbd 1.0.

       If you need to test if this function is available at compile time check if the following macro is
       defined:

        #define LIBNBD_HAVE_NBD_AIO_IS_READY 1