#include <libnbd.h> int nbd_aio_notify_read (struct nbd_handle *h);
Send notification to the state machine that the connection is readable. Typically this is called after your main loop has detected that the file descriptor associated with this connection is readable.
If the call is successful the function returns
-1 is returned.
Refer to “ERROR HANDLING” in libnbd(3) for how to get further details of the error.
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_NOTIFY_READ 1
Richard W.M. Jones
Copyright (C) 2019-2021 Red Hat Inc.
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(3), NBD(3), nbd_aio_get_direction(3), nbd_aio_get_fd(3).