---
name: "gnutls_handshake_set_random"
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_handshake_set_random"
---

# gnutls\_handshake\_set\_random(3)

API function

## NAME

gnutls\_handshake\_set\_random - API function

## SYNOPSIS

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

**int gnutls\_handshake\_set\_random(gnutls\_session\_t** *session***, const gnutls\_datum\_t \*** *random***);**

## ARGUMENTS

- gnutls\_session\_t session

  is a **gnutls\_session\_t** type.

- const gnutls\_datum\_t \* random

  a random value of 32-bytes

## DESCRIPTION

This function will explicitly set the server or client hello  random value in the subsequent TLS handshake. The random value  should be a 32-byte value.

Note that this function should not normally be used as gnutls will select automatically a random value for the handshake.

This function should not be used when resuming a session.

## RETURNS

**GNUTLS\_E\_SUCCESS** on success, or an error code.

Since 3.1.9

## 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/