1/*-
2 * Copyright (c) 2002-2003 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 *
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: pam_close_session.c 408 2007-12-21 11:36:24Z des $
36 */
37
38#include <sys/param.h>
39
40#include <security/pam_appl.h>
41
42#include "openpam_impl.h"
43
44/*
45 * XSSO 4.2.1
46 * XSSO 6 page 40
47 *
48 * Close an existing user session
49 */
50
51int
52pam_close_session(pam_handle_t *pamh,
53	int flags)
54{
55	int r;
56
57	ENTER();
58	if (flags & ~(PAM_SILENT))
59		RETURNC(PAM_SYMBOL_ERR);
60	r = openpam_dispatch(pamh, PAM_SM_CLOSE_SESSION, flags);
61	RETURNC(r);
62}
63
64/*
65 * Error codes:
66 *
67 *	=openpam_dispatch
68 *	=pam_sm_close_session
69 *	!PAM_IGNORE
70 *	PAM_SYMBOL_ERR
71 */
72
73/**
74 * The =pam_close_session function tears down the user session previously
75 * set up by =pam_open_session.
76 *
77 * The =flags argument is the binary or of zero or more of the following
78 * values:
79 *
80 *	=PAM_SILENT:
81 *		Do not emit any messages.
82 *
83 * If any other bits are set, =pam_close_session will return
84 * =PAM_SYMBOL_ERR.
85 */
86