17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
227c478bd9Sstevel@tonic-gate /*
23*03c65128Swy  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
247c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #include <nsswitch.h>
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #include "passwdutil.h"
307c478bd9Sstevel@tonic-gate 
317c478bd9Sstevel@tonic-gate /*
327c478bd9Sstevel@tonic-gate  *	__check_history - check if a user's new password is in the user's
337c478bd9Sstevel@tonic-gate  *		old password history.
347c478bd9Sstevel@tonic-gate  *
357c478bd9Sstevel@tonic-gate  *	Entry
367c478bd9Sstevel@tonic-gate  *		user = username.
377c478bd9Sstevel@tonic-gate  *		passwd = new clear text password.
387c478bd9Sstevel@tonic-gate  *		rep = repositories to check.
397c478bd9Sstevel@tonic-gate  *
407c478bd9Sstevel@tonic-gate  *	Exit
417c478bd9Sstevel@tonic-gate  *		PWU_SUCCESS, passwd found in user's old password history.
427c478bd9Sstevel@tonic-gate  *			The caller should only be interested and fail if
437c478bd9Sstevel@tonic-gate  *			PWU_SUCCESS is returned.
447c478bd9Sstevel@tonic-gate  *		PWU_NOT_FOUND, passwd not in user's old password history.
457c478bd9Sstevel@tonic-gate  *		PWU_errors, PWU_ errors from other routines.
467c478bd9Sstevel@tonic-gate  *
477c478bd9Sstevel@tonic-gate  */
487c478bd9Sstevel@tonic-gate int
__check_history(char * user,char * passwd,pwu_repository_t * rep)497c478bd9Sstevel@tonic-gate __check_history(char *user, char *passwd, pwu_repository_t *rep)
507c478bd9Sstevel@tonic-gate {
517c478bd9Sstevel@tonic-gate 	int repositories;
527c478bd9Sstevel@tonic-gate 	int i;
537c478bd9Sstevel@tonic-gate 	int res;
547c478bd9Sstevel@tonic-gate 
557c478bd9Sstevel@tonic-gate 	repositories = get_ns(rep, PWU_READ);
567c478bd9Sstevel@tonic-gate 
577c478bd9Sstevel@tonic-gate 	if (repositories == 0)
587c478bd9Sstevel@tonic-gate 		return (PWU_SYSTEM_ERROR);
597c478bd9Sstevel@tonic-gate 
607c478bd9Sstevel@tonic-gate 	if (repositories == REP_ERANGE)
617c478bd9Sstevel@tonic-gate 		return (PWU_REPOSITORY_ERROR);
627c478bd9Sstevel@tonic-gate 
637c478bd9Sstevel@tonic-gate 	i = REP_FILES;
647c478bd9Sstevel@tonic-gate 	res = PWU_NOT_FOUND;
657c478bd9Sstevel@tonic-gate 
667c478bd9Sstevel@tonic-gate 	/* Loop over repositories until the user is found */
677c478bd9Sstevel@tonic-gate 	while ((i <= REP_LAST) && (res == PWU_NOT_FOUND)) {
687c478bd9Sstevel@tonic-gate 		if (repositories & i)
69*03c65128Swy 			if (rops[i]->checkhistory != NULL)
70*03c65128Swy 				res = rops[i]->checkhistory(user, passwd, rep);
717c478bd9Sstevel@tonic-gate 		i <<= 1;
727c478bd9Sstevel@tonic-gate 	}
737c478bd9Sstevel@tonic-gate 	return (res);
747c478bd9Sstevel@tonic-gate }
75