---
name: "gnutls_pkcs11_token_get_mechanism"
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_pkcs11_token_get_mechanism"
---

# gnutls\_pkcs11\_token\_get\_mechanism(3)

API function

## NAME

gnutls\_pkcs11\_token\_get\_mechanism - API function

## SYNOPSIS

**#include \<gnutls/pkcs11.h\>**

**int gnutls\_pkcs11\_token\_get\_mechanism(const char \*** *url***, unsigned int** *idx***, unsigned long \*** *mechanism***);**

## ARGUMENTS

- const char \* url

  should contain a PKCS 11 URL

- unsigned int idx

  The index of the mechanism

- unsigned long \* mechanism

  The PKCS **11** mechanism ID

## DESCRIPTION

This function will return the names of the supported mechanisms by the token. It should be called with an increasing index until it return GNUTLS\_E\_REQUESTED\_DATA\_NOT\_AVAILABLE.

## RETURNS

**GNUTLS\_E\_SUCCESS** (0) on success or a negative error code on error.

## SINCE

2\.12.0

## 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/