source: openpam/trunk/lib/pam_get_data.c @ 422

Last change on this file since 422 was 422, checked in by des, 5 years ago

Convert everything to UTF-8.

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1/*-
2 * Copyright (c) 2002-2003 Networks Associates Technology, Inc.
3 * Copyright (c) 2004-2009 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
38#ifdef HAVE_CONFIG_H
39# include "config.h"
40#endif
41
42#include <string.h>
43
44#include <security/pam_appl.h>
45
46#include "openpam_impl.h"
47
48/*
49 * XSSO 4.2.1
50 * XSSO 6 page 43
51 *
52 * Get module information
53 */
54
55int
56pam_get_data(const pam_handle_t *pamh,
57        const char *module_data_name,
58        const void **data)
59{
60        pam_data_t *dp;
61
62        ENTERS(module_data_name);
63        if (pamh == NULL)
64                RETURNC(PAM_SYSTEM_ERR);
65        for (dp = pamh->module_data; dp != NULL; dp = dp->next) {
66                if (strcmp(dp->name, module_data_name) == 0) {
67                        *data = (void *)dp->data;
68                        RETURNC(PAM_SUCCESS);
69                }
70        }
71        RETURNC(PAM_NO_MODULE_DATA);
72}
73
74/*
75 * Error codes:
76 *
77 *      PAM_SYSTEM_ERR
78 *      PAM_NO_MODULE_DATA
79 */
80
81/**
82 * The =pam_get_data function looks up the opaque object associated with
83 * the string specified by the =module_data_name argument, in the PAM
84 * context specified by the =pamh argument.
85 * A pointer to the object is stored in the location pointed to by the
86 * =data argument.
87 *
88 * This function and its counterpart =pam_set_data are useful for managing
89 * data that are meaningful only to a particular service module.
90 */
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