---
name: "gnutls_x509_trust_list_remove_trust_file"
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_trust_list_remove_trust_file"
---

# gnutls\_x509\_trust\_list\_remove\_trust\_file(3)

API function

## NAME

gnutls\_x509\_trust\_list\_remove\_trust\_file - API function

## SYNOPSIS

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

**int gnutls\_x509\_trust\_list\_remove\_trust\_file(gnutls\_x509\_trust\_list\_t** *list***, const char \*** *ca\_file***, gnutls\_x509\_crt\_fmt\_t** *type***);**

## ARGUMENTS

- gnutls\_x509\_trust\_list\_t list

  The list

- const char \* ca\_file

  A file containing a list of CAs

- gnutls\_x509\_crt\_fmt\_t type

  The format of the certificates

## DESCRIPTION

This function will remove the given certificate authorities from the trusted list, and add them into a block list when needed.  PKCS 11 URLs are also accepted, instead of files, by this function.

See also **gnutls\_x509\_trust\_list\_remove\_cas()**.

## RETURNS

The number of added elements is returned.

## SINCE

3\.1.10

## 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/