NAME¶

nbd_get_handle_name - get the handle name

SYNOPSIS¶

 #include <libnbd.h>
 char * nbd_get_handle_name (struct nbd_handle *h);

DESCRIPTION¶

Get the name of the handle. If it was previously set by calling nbd_set_handle_name(3) then this returns the name that was set. Otherwise it will return a generic name like "nbd1", "nbd2", etc.

RETURN VALUE¶

This call returns a string. The caller must free the returned string to avoid a memory leak.

ERRORS¶

On error "NULL" is returned.

Refer to "ERROR HANDLING" in libnbd(3) for how to get further details of the error.

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

VERSION¶

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_GET_HANDLE_NAME 1

SEE ALSO¶

nbd_create(3), nbd_set_handle_name(3), libnbd(3).

AUTHORS¶

Eric Blake

Richard W.M. Jones

COPYRIGHT¶

Copyright (C) 2019-2021 Red Hat Inc.

LICENSE¶

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