.\" Copyright (c) 2018 Yubico AB. All rights reserved. .\" Use of this source code is governed by a BSD-style .\" license that can be found in the LICENSE file. .\" .Dd $Mdocdate: August 29 2022 $ .Dt FIDO_STRERR 3 .Os .Sh NAME .Nm fido_strerr .Nd FIDO2 error codes .Sh SYNOPSIS .In fido.h .Ft const char * .Fn fido_strerr "int n" .Sh DESCRIPTION The .Fn fido_strerr function translates the error code .Fa n into a readable string, where .Fa n is an error code defined in .In fido/err.h . .Fn fido_strerr never returns NULL. Returned pointers point to static strings.