---
name: "gnutls_pkcs11_obj_get_exts"
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_obj_get_exts"
---

# gnutls\_pkcs11\_obj\_get\_exts(3)

API function

## NAME

gnutls\_pkcs11\_obj\_get\_exts - API function

## SYNOPSIS

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

**int gnutls\_pkcs11\_obj\_get\_exts(gnutls\_pkcs11\_obj\_t** *obj***, gnutls\_x509\_ext\_st \*\*** *exts***, unsigned int \*** *exts\_size***, unsigned int** *flags***);**

## ARGUMENTS

- gnutls\_pkcs11\_obj\_t obj

  should contain a **gnutls\_pkcs11\_obj\_t** type

- gnutls\_x509\_ext\_st \*\* exts

  a pointer to a **gnutls\_x509\_ext\_st** pointer

- unsigned int \* exts\_size

  will be updated with the number of  *exts*

- unsigned int flags

  Or sequence of **GNUTLS\_PKCS11\_OBJ\_**\* flags

## DESCRIPTION

This function will return information about attached extensions that associate to the provided object (which should be a certificate). The extensions are the attached p11-kit trust module extensions.

Each element of  *exts* must be deinitialized using **gnutls\_x509\_ext\_deinit()** while  *exts* should be deallocated using **gnutls\_free()**.

## RETURNS

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

## SINCE

3\.3.8

## 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/