---
name: "gnutls_x509_spki_get_rsa_pss_params"
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_x509_spki_get_rsa_pss_params"
---

# gnutls\_x509\_spki\_get\_rsa\_pss\_params(3)

API function

## NAME

gnutls\_x509\_spki\_get\_rsa\_pss\_params - API function

## SYNOPSIS

**#include \<gnutls/x509.h\>**

**int gnutls\_x509\_spki\_get\_rsa\_pss\_params(gnutls\_x509\_spki\_t** *spki***, gnutls\_digest\_algorithm\_t \*** *dig***, unsigned int \*** *salt\_size***);**

## ARGUMENTS

- gnutls\_x509\_spki\_t spki

  the SubjectPublicKeyInfo structure

- gnutls\_digest\_algorithm\_t \* dig

  if non-NULL, it will hold the digest algorithm

- unsigned int \* salt\_size

  if non-NULL, it will hold the salt size

## DESCRIPTION

This function will get the public key algorithm parameters of RSA-PSS type.

## RETURNS

zero if the parameters are present or a negative value on error.

## SINCE

3\.6.0

## 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/