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 * @(#)logwtmp.c 8.1 (Berkeley) 6/4/93
32 * $FreeBSD: head/libexec/ftpd/logwtmp.c 326025 2017-11-20 19:49:47Z pfg $
33 */
34
35 #include <sys/types.h>
36 #include <sys/stat.h>
37 #include <netinet/in.h>
38 #include <arpa/inet.h>
39 #include <sys/socket.h>
40
41 #include <libutil.h>
42 #include <stdio.h>
43 #include <string.h>
44 #include <unistd.h>
45 #include <utmpx.h>
46 #include "extern.h"
47
48 void
ftpd_logwtmpx(char * id,char * user,struct sockaddr * addr)49 ftpd_logwtmpx(char *id, char *user, struct sockaddr *addr)
50 {
51 struct utmpx ut;
52
53 memset(&ut, 0, sizeof(ut));
54
55 if (user != NULL) {
56 /* Log in. */
57 ut.ut_type = USER_PROCESS;
58 (void)strncpy(ut.ut_user, user, sizeof(ut.ut_user));
59 if (addr != NULL)
60 realhostname_sa(ut.ut_host, sizeof(ut.ut_host),
61 addr, addr->sa_len);
62 } else {
63 /* Log out. */
64 ut.ut_type = DEAD_PROCESS;
65 }
66
67 ut.ut_pid = getpid();
68 gettimeofday(&ut.ut_tv, NULL);
69 (void)strncpy(ut.ut_id, id, sizeof(ut.ut_id));
70 (void)strncpy(ut.ut_line, "ftpd", sizeof(ut.ut_line));
71
72 pututxline(&ut);
73 }
74