---
name: "gnutls_psk_set_params_function"
section: "3"
platform: "linux"
package: "gnutls"
version: "3.8.13-3"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/gnutls_psk_set_params_function"
---

# gnutls\_psk\_set\_params\_function(3)

API function

## NAME

gnutls\_psk\_set\_params\_function - API function

## SYNOPSIS

**#include \<gnutls/gnutls.h\>**

**void gnutls\_psk\_set\_params\_function(gnutls\_psk\_server\_credentials\_t** *res***, gnutls\_params\_function \*** *func***);**

## ARGUMENTS

- gnutls\_psk\_server\_credentials\_t res

  is a gnutls\_psk\_server\_credentials\_t type

- gnutls\_params\_function \* func

  is the function to be called

## DESCRIPTION

This function will set a callback in order for the server to get the Diffie-Hellman or RSA parameters for PSK authentication.  The callback should return **GNUTLS\_E\_SUCCESS** (0) on success.

## DEPRECATED

This function is unnecessary and discouraged on GnuTLS 3.6.0 or later. Since 3.6.0, DH parameters are negotiated following RFC7919.

## REPORTING BUGS

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

## COPYRIGHT

Copyright © 2001-2023 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/