---
name: "gnutls_psk_client_get_hint"
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_client_get_hint"
---

# gnutls\_psk\_client\_get\_hint(3)

API function

## NAME

gnutls\_psk\_client\_get\_hint - API function

## SYNOPSIS

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

**const char \* gnutls\_psk\_client\_get\_hint(gnutls\_session\_t** *session***);**

## ARGUMENTS

- gnutls\_session\_t session

  is a gnutls session

## DESCRIPTION

The PSK identity hint may give the client help in deciding which username to use.  This should only be called in case of PSK authentication and in case of a client.

## NOTE

there is no hint in TLS 1.3, so this function will return **NULL** if TLS 1.3 has been negotiated.

## RETURNS

the identity hint of the peer, or **NULL** in case of an error or if TLS 1.3 is being used.

## SINCE

2\.4.0

## 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/