1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1988, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#ifndef lint
33#if 0
34static char sccsid[] = "@(#)logwtmp.c	8.1 (Berkeley) 6/4/93";
35#endif
36#endif /* not lint */
37
38#include <sys/cdefs.h>
39__FBSDID("$FreeBSD$");
40
41#include <sys/types.h>
42#include <sys/stat.h>
43#include <netinet/in.h>
44#include <arpa/inet.h>
45#include <sys/socket.h>
46
47#include <libutil.h>
48#include <stdio.h>
49#include <string.h>
50#include <unistd.h>
51#include <utmpx.h>
52#include "extern.h"
53
54void
55ftpd_logwtmp(char *id, char *user, struct sockaddr *addr)
56{
57	struct utmpx ut;
58
59	memset(&ut, 0, sizeof(ut));
60
61	if (user != NULL) {
62		/* Log in. */
63		ut.ut_type = USER_PROCESS;
64		(void)strncpy(ut.ut_user, user, sizeof(ut.ut_user));
65		if (addr != NULL)
66			realhostname_sa(ut.ut_host, sizeof(ut.ut_host),
67			    addr, addr->sa_len);
68	} else {
69		/* Log out. */
70		ut.ut_type = DEAD_PROCESS;
71	}
72
73	ut.ut_pid = getpid();
74	gettimeofday(&ut.ut_tv, NULL);
75	(void)strncpy(ut.ut_id, id, sizeof(ut.ut_id));
76	(void)strncpy(ut.ut_line, "ftpd", sizeof(ut.ut_line));
77
78	pututxline(&ut);
79}
80