1gnutls_alpn_get_selected_protocol(3)gnutlsgnutls_alpn_get_selected_protocol(3)
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NAME

6       gnutls_alpn_get_selected_protocol - API function
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SYNOPSIS

9       #include <gnutls/gnutls.h>
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11       int     gnutls_alpn_get_selected_protocol(gnutls_session_t     session,
12       gnutls_datum_t * protocol);
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ARGUMENTS

15       gnutls_session_t session
16                   is a gnutls_session_t type.
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18       gnutls_datum_t * protocol
19                   will hold the protocol name
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DESCRIPTION

22       This function allows you to get the negotiated protocol name.  The  re‐
23       turned  protocol  should  be treated as opaque, constant value and only
24       valid during the session life.
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26       The selected protocol is the first supported by the list  sent  by  the
27       client.
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RETURNS

30       On  success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative er‐
31       ror code is returned.
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33       Since 3.2.0
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REPORTING BUGS

36       Report bugs to <bugs@gnutls.org>.
37       Home page: https://www.gnutls.org
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41       Copyright © 2001-2023 Free Software Foundation, Inc., and others.
42       Copying and distribution of this file, with  or  without  modification,
43       are  permitted in any medium without royalty provided the copyright no‐
44       tice and this notice are preserved.
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SEE ALSO

47       The full documentation for gnutls is maintained as  a  Texinfo  manual.
48       If  the /usr/share/doc/gnutls/ directory does not contain the HTML form
49       visit
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51       https://www.gnutls.org/manual/
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53gnutls                               3.8.2gnutls_alpn_get_selected_protocol(3)
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