gnutls_psk_set_server_credentials_function(3) — Linux manual page



NAME         top

       gnutls_psk_set_server_credentials_function - API function

SYNOPSIS         top

       #include <gnutls/gnutls.h>

       cred, gnutls_psk_server_credentials_function         * func);

ARGUMENTS         top

       gnutls_psk_server_credentials_t         cred
                   is a gnutls_psk_server_credentials_t type.

       gnutls_psk_server_credentials_function         * func
                   is the callback function

DESCRIPTION         top

       This function can be used to set a callback to retrieve the user's
       PSK credentials.  The callback's function form is: int
       (*callback)(gnutls_session_t, const char* username, gnutls_datum_t*

        username contains the actual username.  The  key must be filled in
       using the gnutls_malloc().

       In case the callback returned a negative number then gnutls will
       assume that the username does not exist.

       The callback function will only be called once per handshake.  The
       callback function should return 0 on success, while -1 indicates an

REPORTING BUGS         top

       Report bugs to <>.
       Home page:

COPYRIGHT         top

       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         top

       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 

COLOPHON         top

       This page is part of the GnuTLS (GnuTLS Transport Layer Security
       Library) project.  Information about the project can be found at 
       ⟨⟩.  If you have a bug report for this manual
       page, send it to  This page was obtained from the
       tarball gnutls-3.6.9.tar.xz fetched from
       ⟨⟩ on 2020-09-18.  If you discover
       any rendering problems in this HTML version of the page, or you
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gnutls                         gnutl3s._6p.s9k_set_server_credentials_function(3)