1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 #include <nsswitch.h>
30
31 #include "passwdutil.h"
32
33 /*
34 * __check_history - check if a user's new password is in the user's
35 * old password history.
36 *
37 * Entry
38 * user = username.
39 * passwd = new clear text password.
40 * rep = repositories to check.
41 *
42 * Exit
43 * PWU_SUCCESS, passwd found in user's old password history.
44 * The caller should only be interested and fail if
45 * PWU_SUCCESS is returned.
46 * PWU_NOT_FOUND, passwd not in user's old password history.
47 * PWU_errors, PWU_ errors from other routines.
48 *
49 */
50 int
__check_history(char * user,char * passwd,pwu_repository_t * rep)51 __check_history(char *user, char *passwd, pwu_repository_t *rep)
52 {
53 int repositories;
54 int i;
55 int res;
56
57 repositories = get_ns(rep, PWU_READ);
58
59 if (repositories == 0)
60 return (PWU_SYSTEM_ERROR);
61
62 if (repositories == REP_ERANGE)
63 return (PWU_REPOSITORY_ERROR);
64
65 i = REP_FILES;
66 res = PWU_NOT_FOUND;
67
68 /* Loop over repositories until the user is found */
69 while ((i <= REP_LAST) && (res == PWU_NOT_FOUND)) {
70 if (repositories & i)
71 if (rops[i]->checkhistory != NULL)
72 res = rops[i]->checkhistory(user, passwd, rep);
73 i <<= 1;
74 }
75 return (res);
76 }
77