NAME

       gnutls_alpn_get_selected_protocol - API function

SYNOPSIS

       #include <gnutls/gnutls.h>

       int    gnutls_alpn_get_selected_protocol(gnutls_session_t    session,   gnutls_datum_t   *
       protocol);

ARGUMENTS

       gnutls_session_t session
                   is a gnutls_session_t type.

       gnutls_datum_t * protocol
                   will hold the protocol name

DESCRIPTION

       This function allows you to get the negotiated protocol name. The returned protocol should
       be treated as opaque, constant value and only valid during the session life.

       The selected protocol is the first supported by the list sent by the client.

RETURNS

       On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error code is returned.

       Since 3.2.0

REPORTING BUGS

       Report bugs to <bugs@gnutls.org>.
       Home page: http://www.gnutls.org

COPYRIGHT

       Copyright © 2001-2021 Free Software Foundation, Inc., and others.
       Copying  and distribution of this file, with or without modification, are permitted in any
       medium without royalty provided the copyright notice and this notice are preserved.

SEE ALSO

       The  full  documentation  for  gnutls  is  maintained  as  a  Texinfo  manual.    If   the
       /usr/share/doc/gnutls/ directory does not contain the HTML form visit

       http://www.gnutls.org/manual/