pw_nis.c revision 50479 
1/*-
2 * Copyright (C) 1996
3 *	David L. Nugent.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef lint
28static const char rcsid[] =
29  "$FreeBSD: head/usr.sbin/pw/pw_nis.c 50479 1999-08-28 01:35:59Z peter $";
30#endif /* not lint */
31
32#include <stdio.h>
33#include <stdlib.h>
34#include <string.h>
35#include <sys/types.h>
36
37#include "pw.h"
38
39static int
40pw_nisupdate(const char * path, struct passwd * pwd, char const * user, int mode)
41{
42	char            pfx[32];
43	char            pwbuf[PWBUFSZ];
44	int             l = sprintf(pfx, "%s:", user);
45
46	/*
47	 * Update the passwd file first
48	 */
49	if (pwd == NULL)
50		*pwbuf = '\0';
51	else
52		fmtpwentry(pwbuf, pwd, PWF_MASTER);
53	return fileupdate(path, 0600, pwbuf, pfx, l, mode) != 0;
54}
55
56int
57addnispwent(const char *path, struct passwd * pwd)
58{
59	return pw_nisupdate(path, pwd, pwd->pw_name, UPD_CREATE);
60}
61
62int
63chgnispwent(const char *path, char const * login, struct passwd * pwd)
64{
65	return pw_nisupdate(path, pwd, login, UPD_REPLACE);
66}
67
68int
69delnispwent(const char *path, const char *login)
70{
71	return pw_nisupdate(path, NULL, login, UPD_DELETE);
72}
73