1.\" $NetBSD: openpam_log.3,v 1.3 2013/04/06 02:20:25 christos Exp $ 2.\" 3.\"- 4.\" Copyright (c) 2001-2003 Networks Associates Technology, Inc. 5.\" Copyright (c) 2004-2011 Dag-Erling Smørgrav 6.\" All rights reserved. 7.\" 8.\" This software was developed for the FreeBSD Project by ThinkSec AS and 9.\" Network Associates Laboratories, the Security Research Division of 10.\" Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 11.\" ("CBOSS"), as part of the DARPA CHATS research program. 12.\" 13.\" Redistribution and use in source and binary forms, with or without 14.\" modification, are permitted provided that the following conditions 15.\" are met: 16.\" 1. Redistributions of source code must retain the above copyright 17.\" notice, this list of conditions and the following disclaimer. 18.\" 2. Redistributions in binary form must reproduce the above copyright 19.\" notice, this list of conditions and the following disclaimer in the 20.\" documentation and/or other materials provided with the distribution. 21.\" 3. The name of the author may not be used to endorse or promote 22.\" products derived from this software without specific prior written 23.\" permission. 24.\" 25.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 29.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35.\" SUCH DAMAGE. 36.\" 37.\" Id 38.\" 39.Dd May 26, 2012 40.Dt OPENPAM_LOG 3 41.Os 42.Sh NAME 43.Nm openpam_log 44.Nd log a message through syslog 45.Sh LIBRARY 46.Lb libpam 47.Sh SYNOPSIS 48.In sys/types.h 49.In security/pam_appl.h 50.In security/openpam.h 51.Ft "void" 52.Fn openpam_log "int level" "const char *fmt" "..." 53.Sh DESCRIPTION 54The 55.Fn openpam_log 56function logs messages using 57.Xr syslog 3 . 58It is primarily intended for internal use by the library and modules. 59.Pp 60The 61.Fa level 62argument indicates the importance of the message. 63The following levels are defined: 64.Bl -tag -width 18n 65.It Dv PAM_LOG_LIBDEBUG 66Debugging messages. 67For internal use only. 68.It Dv PAM_LOG_DEBUG 69Debugging messages. 70These messages are normally not logged unless the global 71integer variable 72.Va openpam_debug 73is set to a non-zero 74value, in which case they are logged with a 75.Xr syslog 3 76priority of 77.Dv LOG_DEBUG . 78.It Dv PAM_LOG_VERBOSE 79Information about the progress of the authentication 80process, or other non-essential messages. 81These messages are logged with a 82.Xr syslog 3 83priority of 84.Dv LOG_INFO . 85.It Dv PAM_LOG_NOTICE 86Messages relating to non-fatal errors. 87These messages are logged with a 88.Xr syslog 3 89priority of 90.Dv LOG_NOTICE . 91.It Dv PAM_LOG_ERROR 92Messages relating to serious errors. 93These messages are logged with a 94.Xr syslog 3 95priority of 96.Dv LOG_ERR . 97.El 98.Pp 99The remaining arguments are a 100.Xr printf 3 101format string and the 102corresponding arguments. 103.Sh SEE ALSO 104.Xr pam 3 , 105.Xr printf 3 , 106.Xr syslog 3 107.Sh STANDARDS 108The 109.Fn openpam_log 110function is an OpenPAM extension. 111.Sh AUTHORS 112The 113.Fn openpam_log 114function and this manual page were 115developed for the 116.Fx 117Project by ThinkSec AS and Network Associates Laboratories, the 118Security Research Division of Network Associates, Inc.\& under 119DARPA/SPAWAR contract N66001-01-C-8035 120.Pq Dq CBOSS , 121as part of the DARPA CHATS research program. 122