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