xref: /netbsd-src/lib/libc/compat/gen/compat_lastlogx.c (revision 461a86f9bdbf4658bc4b37796e978427095f94a7)
1*461a86f9Schristos /*	$NetBSD: compat_lastlogx.c,v 1.2 2009/01/11 02:46:25 christos Exp $	 */
2*461a86f9Schristos 
3*461a86f9Schristos /*-
4*461a86f9Schristos  * Copyright (c) 2002 The NetBSD Foundation, Inc.
5*461a86f9Schristos  * All rights reserved.
6*461a86f9Schristos  *
7*461a86f9Schristos  * This code is derived from software contributed to The NetBSD Foundation
8*461a86f9Schristos  * by Christos Zoulas.
9*461a86f9Schristos  *
10*461a86f9Schristos  * Redistribution and use in source and binary forms, with or without
11*461a86f9Schristos  * modification, are permitted provided that the following conditions
12*461a86f9Schristos  * are met:
13*461a86f9Schristos  * 1. Redistributions of source code must retain the above copyright
14*461a86f9Schristos  *    notice, this list of conditions and the following disclaimer.
15*461a86f9Schristos  * 2. Redistributions in binary form must reproduce the above copyright
16*461a86f9Schristos  *    notice, this list of conditions and the following disclaimer in the
17*461a86f9Schristos  *    documentation and/or other materials provided with the distribution.
18*461a86f9Schristos  *
19*461a86f9Schristos  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*461a86f9Schristos  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*461a86f9Schristos  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*461a86f9Schristos  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*461a86f9Schristos  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*461a86f9Schristos  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*461a86f9Schristos  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*461a86f9Schristos  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*461a86f9Schristos  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*461a86f9Schristos  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*461a86f9Schristos  * POSSIBILITY OF SUCH DAMAGE.
30*461a86f9Schristos  */
31*461a86f9Schristos #include <sys/cdefs.h>
32*461a86f9Schristos 
33*461a86f9Schristos #if defined(LIBC_SCCS) && !defined(lint)
34*461a86f9Schristos __RCSID("$NetBSD: compat_lastlogx.c,v 1.2 2009/01/11 02:46:25 christos Exp $");
35*461a86f9Schristos #endif /* LIBC_SCCS and not lint */
36*461a86f9Schristos 
37*461a86f9Schristos #include "namespace.h"
38*461a86f9Schristos #include <sys/types.h>
39*461a86f9Schristos #include <sys/param.h>
40*461a86f9Schristos #include <sys/socket.h>
41*461a86f9Schristos #include <sys/stat.h>
42*461a86f9Schristos #include <sys/time.h>
43*461a86f9Schristos #include <sys/wait.h>
44*461a86f9Schristos 
45*461a86f9Schristos #include <assert.h>
46*461a86f9Schristos #include <db.h>
47*461a86f9Schristos #include <errno.h>
48*461a86f9Schristos #include <fcntl.h>
49*461a86f9Schristos #include <stdio.h>
50*461a86f9Schristos #include <stdlib.h>
51*461a86f9Schristos #include <string.h>
52*461a86f9Schristos #include <unistd.h>
53*461a86f9Schristos #include <utmp.h>
54*461a86f9Schristos /* don't define earlier, has side effects in fcntl.h */
55*461a86f9Schristos #define __LIBC12_SOURCE__
56*461a86f9Schristos #include <utmpx.h>
57*461a86f9Schristos #include <compat/include/utmpx.h>
58*461a86f9Schristos 
59*461a86f9Schristos __warn_references(getlastlogx,
60*461a86f9Schristos     "warning: reference to compatibility getlastlogx(); include <utmpx.h> for correct reference")
61*461a86f9Schristos __warn_references(lastlogxname,
62*461a86f9Schristos     "warning: reference to deprecated lastlogxname()")
63*461a86f9Schristos 
64*461a86f9Schristos static char llfile[MAXPATHLEN] = _PATH_LASTLOGX;
65*461a86f9Schristos 
66*461a86f9Schristos int
lastlogxname(const char * fname)67*461a86f9Schristos lastlogxname(const char *fname)
68*461a86f9Schristos {
69*461a86f9Schristos 	size_t len;
70*461a86f9Schristos 
71*461a86f9Schristos 	_DIAGASSERT(fname != NULL);
72*461a86f9Schristos 
73*461a86f9Schristos 	len = strlen(fname);
74*461a86f9Schristos 
75*461a86f9Schristos 	if (len >= sizeof(llfile))
76*461a86f9Schristos 		return 0;
77*461a86f9Schristos 
78*461a86f9Schristos 	/* must end in x! */
79*461a86f9Schristos 	if (fname[len - 1] != 'x')
80*461a86f9Schristos 		return 0;
81*461a86f9Schristos 
82*461a86f9Schristos 	(void)strlcpy(llfile, fname, sizeof(llfile));
83*461a86f9Schristos 	return 1;
84*461a86f9Schristos }
85*461a86f9Schristos 
86*461a86f9Schristos struct lastlogx *
getlastlogx(uid_t uid,struct lastlogx * ll)87*461a86f9Schristos getlastlogx(uid_t uid, struct lastlogx *ll)
88*461a86f9Schristos {
89*461a86f9Schristos 
90*461a86f9Schristos 	return __getlastlogx13(llfile, uid, ll);
91*461a86f9Schristos }
92