gnutls_alpn_get_selected_protocol(3)

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: https://www.gnutls.org

COPYRIGHT
Copyright © 2001-2019 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

https://www.gnutls.org/manual/