1nbd_get_request_block_size(3)       LIBNBD       nbd_get_request_block_size(3)
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NAME

6       nbd_get_request_block_size - see if NBD_OPT_GO requests block size
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SYNOPSIS

9        #include <libnbd.h>
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11        int nbd_get_request_block_size (struct nbd_handle *h);
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DESCRIPTION

14       Return the state of the block size request flag on this handle.
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RETURN VALUE

17       This call returns a boolean value.
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ERRORS

20       On error "-1" is returned.
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22       Refer to "ERROR HANDLING" in libnbd(3) for how to get further details
23       of the error.
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25       The following parameters must not be NULL: "h".  For more information
26       see "Non-NULL parameters" in libnbd(3).
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VERSION

29       This function first appeared in libnbd 1.12.
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31       If you need to test if this function is available at compile time check
32       if the following macro is defined:
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34        #define LIBNBD_HAVE_NBD_GET_REQUEST_BLOCK_SIZE 1
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SEE ALSO

37       nbd_create(3), nbd_set_request_block_size(3), libnbd(3).
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AUTHORS

40       Eric Blake
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42       Richard W.M. Jones
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45       Copyright (C) 2019-2021 Red Hat Inc.
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LICENSE

48       This library is free software; you can redistribute it and/or modify it
49       under the terms of the GNU Lesser General Public License as published
50       by the Free Software Foundation; either version 2 of the License, or
51       (at your option) any later version.
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53       This library is distributed in the hope that it will be useful, but
54       WITHOUT ANY WARRANTY; without even the implied warranty of
55       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
56       Lesser General Public License for more details.
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58       You should have received a copy of the GNU Lesser General Public
59       License along with this library; if not, write to the Free Software
60       Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
61       02110-1301 USA
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65libnbd-1.14.2                     2023-01-03     nbd_get_request_block_size(3)
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