1nbd_connect_tcp(3) LIBNBD nbd_connect_tcp(3)
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6 nbd_connect_tcp - connect to NBD server over a TCP port
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9 #include <libnbd.h>
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11 int nbd_connect_tcp (struct nbd_handle *h,
12 const char *hostname,
13 const char *port);
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16 Connect (synchronously) to the NBD server listening on "hostname:port".
17 The "port" may be a port name such as "nbd", or it may be a port number
18 as a string such as "10809". This call returns when the connection has
19 been made.
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22 If the call is successful the function returns 0.
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25 On error "-1" is returned.
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27 Refer to "ERROR HANDLING" in libnbd(3) for how to get further details
28 of the error.
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31 The handle must be newly created, otherwise this call will return an
32 error.
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35 This function first appeared in libnbd 1.0.
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37 If you need to test if this function is available at compile time check
38 if the following macro is defined:
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40 #define LIBNBD_HAVE_NBD_CONNECT_TCP 1
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43 nbd_create(3), libnbd(3).
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46 Eric Blake
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48 Richard W.M. Jones
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51 Copyright (C) 2019-2020 Red Hat Inc.
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54 This library is free software; you can redistribute it and/or modify it
55 under the terms of the GNU Lesser General Public License as published
56 by the Free Software Foundation; either version 2 of the License, or
57 (at your option) any later version.
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59 This library is distributed in the hope that it will be useful, but
60 WITHOUT ANY WARRANTY; without even the implied warranty of
61 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
62 Lesser General Public License for more details.
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64 You should have received a copy of the GNU Lesser General Public
65 License along with this library; if not, write to the Free Software
66 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
67 02110-1301 USA
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71libnbd-1.6.2 2021-03-02 nbd_connect_tcp(3)