---
name: "gnutls_openpgp_keyring_check_id"
section: "3"
platform: "linux"
package: "gnutls-doc"
version: "3.5.8-5+deb9u5"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/gnutls_openpgp_keyring_check_id"
---

# gnutls\_openpgp\_keyring\_check\_id(3)

API function

## NAME

gnutls\_openpgp\_keyring\_check\_id - API function

## SYNOPSIS

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

**int gnutls\_openpgp\_keyring\_check\_id(gnutls\_openpgp\_keyring\_t** *ring***, const gnutls\_openpgp\_keyid\_t** *keyid***, unsigned int** *flags***);**

## ARGUMENTS

- gnutls\_openpgp\_keyring\_t ring

  holds the keyring to check against

- const gnutls\_openpgp\_keyid\_t keyid

  will hold the keyid to check for.

- unsigned int flags

  unused (should be 0)

## DESCRIPTION

Check if a given key ID exists in the keyring.

## RETURNS

**GNUTLS\_E\_SUCCESS** on success (if keyid exists) and a negative error code on failure.

## REPORTING BUGS

Report bugs to \<bugs@gnutls.org\>.\
 Home page: http://www.gnutls.org

## COPYRIGHT

Copyright © 2001-2020 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

- http://www.gnutls.org/manual/