From 97c26c1924b076ef23ebe4381558e8aa025712b2 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 16:54:37 +0200 Subject: Adding upstream version 1:4.13+dfsg1. Signed-off-by: Daniel Baumann --- libmisc/failure.h | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 libmisc/failure.h (limited to 'libmisc/failure.h') diff --git a/libmisc/failure.h b/libmisc/failure.h new file mode 100644 index 0000000..2ac30d7 --- /dev/null +++ b/libmisc/failure.h @@ -0,0 +1,61 @@ +/* + * SPDX-FileCopyrightText: 1990 - 1994, Julianne Frances Haugh + * SPDX-FileCopyrightText: 1997 - 2000, Marek Michałkiewicz + * SPDX-FileCopyrightText: 2005 , Tomasz Kłoczko + * SPDX-FileCopyrightText: 2008 - 2009, Nicolas François + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/* $Id$ */ +#ifndef _FAILURE_H_ +#define _FAILURE_H_ + +#include "defines.h" +#include "faillog.h" +#ifdef USE_UTMPX +#include +#else /* !USE_UTMPX */ +#include +#endif /* !USE_UTMPX */ + +/* + * failure - make failure entry + * + * failure() creates a new (struct faillog) entry or updates an + * existing one with the current failed login information. + */ +extern void failure (uid_t, const char *, struct faillog *); + +/* + * failcheck - check for failures > allowable + * + * failcheck() is called AFTER the password has been validated. If the + * account has been "attacked" with too many login failures, failcheck() + * returns FALSE to indicate that the login should be denied even though + * the password is valid. + */ +extern int failcheck (uid_t uid, struct faillog *fl, bool failed); + +/* + * failprint - print line of failure information + * + * failprint takes a (struct faillog) entry and formats it into a + * message which is displayed at login time. + */ +extern void failprint (const struct faillog *); + +/* + * failtmp - update the cumulative failure log + * + * failtmp updates the (struct utmp) formatted failure log which + * maintains a record of all login failures. + */ +#ifdef USE_UTMPX +extern void failtmp (const char *username, const struct utmpx *); +#else /* !USE_UTMPX */ +extern void failtmp (const char *username, const struct utmp *); +#endif /* !USE_UTMPX */ + +#endif + -- cgit v1.2.3