1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright 2001 Mark R V Murray
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD: stable/12/lib/libpam/modules/pam_deny/pam_deny.c 326219 2017-11-26 02:00:33Z pfg $");
31
32 #include <stddef.h>
33
34 #define PAM_SM_AUTH
35 #define PAM_SM_ACCOUNT
36 #define PAM_SM_SESSION
37 #define PAM_SM_PASSWORD
38
39 #include <security/pam_appl.h>
40 #include <security/pam_modules.h>
41
42 PAM_EXTERN int
pam_sm_authenticate(pam_handle_t * pamh,int flags __unused,int argc __unused,const char * argv[]__unused)43 pam_sm_authenticate(pam_handle_t *pamh, int flags __unused,
44 int argc __unused, const char *argv[] __unused)
45 {
46 const char *user;
47 int r;
48
49 if ((r = pam_get_user(pamh, &user, NULL)) != PAM_SUCCESS)
50 return (r);
51
52 return (PAM_AUTH_ERR);
53 }
54
55 PAM_EXTERN int
pam_sm_setcred(pam_handle_t * pamh __unused,int flags __unused,int argc __unused,const char * argv[]__unused)56 pam_sm_setcred(pam_handle_t *pamh __unused, int flags __unused,
57 int argc __unused, const char *argv[] __unused)
58 {
59
60 return (PAM_CRED_ERR);
61 }
62
63 PAM_EXTERN int
pam_sm_acct_mgmt(pam_handle_t * pamh __unused,int flags __unused,int argc __unused,const char * argv[]__unused)64 pam_sm_acct_mgmt(pam_handle_t *pamh __unused, int flags __unused,
65 int argc __unused, const char *argv[] __unused)
66 {
67
68 return (PAM_AUTH_ERR);
69 }
70
71 PAM_EXTERN int
pam_sm_chauthtok(pam_handle_t * pamh __unused,int flags __unused,int argc __unused,const char * argv[]__unused)72 pam_sm_chauthtok(pam_handle_t *pamh __unused, int flags __unused,
73 int argc __unused, const char *argv[] __unused)
74 {
75
76 return (PAM_AUTHTOK_ERR);
77 }
78
79 PAM_EXTERN int
pam_sm_open_session(pam_handle_t * pamh __unused,int flags __unused,int argc __unused,const char * argv[]__unused)80 pam_sm_open_session(pam_handle_t *pamh __unused, int flags __unused,
81 int argc __unused, const char *argv[] __unused)
82 {
83
84 return (PAM_SESSION_ERR);
85 }
86
87 PAM_EXTERN int
pam_sm_close_session(pam_handle_t * pamh __unused,int flags __unused,int argc __unused,const char * argv[]__unused)88 pam_sm_close_session(pam_handle_t *pamh __unused, int flags __unused,
89 int argc __unused, const char *argv[] __unused)
90 {
91
92 return (PAM_SESSION_ERR);
93 }
94
95 PAM_MODULE_ENTRY("pam_deny");
96