1nbd_get_pread_initialize(3)         LIBNBD         nbd_get_pread_initialize(3)
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NAME

6       nbd_get_pread_initialize - see whether libnbd pre-initializes read
7       buffers
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SYNOPSIS

10        #include <libnbd.h>
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12        int nbd_get_pread_initialize (
13              struct nbd_handle *h
14            );
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DESCRIPTION

17       Return whether libnbd performs a pre-initialization of a buffer passed
18       to nbd_pread(3) and similar to all zeroes, as set by
19       nbd_set_pread_initialize(3).
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RETURN VALUE

22       This call returns a boolean value.
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ERRORS

25       This function does not fail.
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27       The following parameters must not be NULL: "h".  For more information
28       see "Non-NULL parameters" in libnbd(3).
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VERSION

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

39       nbd_aio_pread(3), nbd_aio_pread_structured(3), nbd_create(3),
40       nbd_pread(3), nbd_pread_structured(3), nbd_set_pread_initialize(3),
41       nbd_set_strict_mode(3), libnbd(3).
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AUTHORS

44       Eric Blake
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46       Richard W.M. Jones
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49       Copyright Red Hat
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LICENSE

52       This library is free software; you can redistribute it and/or modify it
53       under the terms of the GNU Lesser General Public License as published
54       by the Free Software Foundation; either version 2 of the License, or
55       (at your option) any later version.
56
57       This library is distributed in the hope that it will be useful, but
58       WITHOUT ANY WARRANTY; without even the implied warranty of
59       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
60       Lesser General Public License for more details.
61
62       You should have received a copy of the GNU Lesser General Public
63       License along with this library; if not, write to the Free Software
64       Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
65       02110-1301 USA
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69libnbd-1.18.1                     2023-10-31       nbd_get_pread_initialize(3)
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