1.\"-
2.\" Copyright (c) 2001-2003 Networks Associates Technology, Inc.
3.\" Copyright (c) 2004-2007 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.\"
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35.\" $P4$
36.\"
37.Dd December 21, 2007
38.Dt PAM_CLOSE_SESSION 3
39.Os
40.Sh NAME
41.Nm pam_close_session
42.Nd close an existing user session
43.Sh LIBRARY
44.Lb libpam
45.Sh SYNOPSIS
46.In sys/types.h
47.In security/pam_appl.h
48.Ft "int"
49.Fn pam_close_session "pam_handle_t *pamh" "int flags"
50.Sh DESCRIPTION
51The
52.Nm
53function tears down the user session previously
54set up by
55.Xr pam_open_session 3 .
56.Pp
57The
58.Fa flags
59argument is the binary or of zero or more of the following
60values:
61.Bl -tag -width 18n
62.It Dv PAM_SILENT
63Do not emit any messages.
64.El
65.Pp
66If any other bits are set,
67.Nm
68will return
69.Dv PAM_SYMBOL_ERR .
70.Sh RETURN VALUES
71The
72.Nm
73function returns one of the following values:
74.Bl -tag -width 18n
75.It Bq Er PAM_ABORT
76General failure.
77.It Bq Er PAM_BUF_ERR
78Memory buffer error.
79.It Bq Er PAM_CONV_ERR
80Conversation failure.
81.It Bq Er PAM_PERM_DENIED
82Permission denied.
83.It Bq Er PAM_SERVICE_ERR
84Error in service module.
85.It Bq Er PAM_SESSION_ERR
86Session failure.
87.It Bq Er PAM_SYMBOL_ERR
88Invalid symbol.
89.It Bq Er PAM_SYSTEM_ERR
90System error.
91.El
92.Sh SEE ALSO
93.Xr pam 3 ,
94.Xr pam_open_session 3 ,
95.Xr pam_strerror 3
96.Sh STANDARDS
97.Rs
98.%T "X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules"
99.%D "June 1997"
100.Re
101.Sh AUTHORS
102The
103.Nm
104function and this manual page were developed for the
105.Fx
106Project by ThinkSec AS and Network Associates Laboratories, the
107Security Research Division of Network Associates, Inc.\& under
108DARPA/SPAWAR contract N66001-01-C-8035
109.Pq Dq CBOSS ,
110as part of the DARPA CHATS research program.
111