---
name: "gnutls_error_to_alert"
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_error_to_alert"
---

# gnutls\_error\_to\_alert(3)

API function

## NAME

gnutls\_error\_to\_alert - API function

## SYNOPSIS

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

**int gnutls\_error\_to\_alert(int** *err***, int \*** *level***);**

## ARGUMENTS

- int err

  is a negative integer

- int \* level

  the alert level will be stored there

## DESCRIPTION

Get an alert depending on the error code returned by a gnutls function.  All alerts sent by this function should be considered fatal.  The only exception is when  *err* is **GNUTLS\_E\_REHANDSHAKE**, where a warning alert should be sent to the peer indicating that no renegotiation will be performed.

If there is no mapping to a valid alert the alert to indicate internal error (**GNUTLS\_A\_INTERNAL\_ERROR**) is returned.

## RETURNS

the alert code to use for a particular error code.

## 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/