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/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23/*	  All Rights Reserved  	*/
24
25/*
26 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
27 * Use is subject to license terms.
28 */
29#pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.7	*/
30/*
31 *	namtouid converts login names to uids
32 *	maintains ulist for speed only
33 */
34#include <stdio.h>
35#include <sys/types.h>
36#include "acctdef.h"
37#include <pwd.h>
38static int	usize;
39static struct ulist {
40	char	uname[NSZ];
41	uid_t	uuid;
42} ul[A_USIZE];
43char	ntmp[NSZ+1];
44
45char	*strncpy();
46
47uid_t
48namtouid(name)
49char	name[NSZ];
50{
51	register struct ulist *up;
52	register uid_t tuid;
53	struct passwd *getpwnam(), *pp;
54
55	for (up = ul; up < &ul[usize]; up++)
56		if (strncmp(name, up->uname, NSZ) == 0)
57			return(up->uuid);
58	strncpy(ntmp, name, NSZ);
59	(void) setpwent();
60	if ((pp = getpwnam(ntmp)) == NULL)
61		tuid = -1;
62	else {
63		tuid = pp->pw_uid;
64		if (usize < A_USIZE) {
65			CPYN(up->uname, name);
66			up->uuid = tuid;
67			usize++;
68		}
69	}
70	return(tuid);
71}
72