Ansify some function definitions that were previously overlooked.
[dragonfly.git] / libexec / rpc.rusersd / rusersd.c
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1/*-
2 * Copyright (c) 1993, John Brezak
3 * 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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
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32 *
33 * $FreeBSD: src/libexec/rpc.rusersd/rusersd.c,v 1.8 1999/08/28 00:09:56 peter Exp $
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34 */
35
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36#include <stdlib.h>
37#include <rpc/rpc.h>
38#include <rpc/pmap_clnt.h>
39#include <signal.h>
40#include <syslog.h>
41#define utmp rutmp
42#include <rpcsvc/rnusers.h>
43#undef utmp
44
45extern void rusers_service();
46
47int from_inetd = 1;
48
49void
89a89091 50cleanup(int sig)
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51{
52 (void) pmap_unset(RUSERSPROG, RUSERSVERS_IDLE);
53 (void) pmap_unset(RUSERSPROG, RUSERSVERS_ORIG);
54 exit(0);
55}
56
57int
89a89091 58main(int argc, char *argv[])
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59{
60 SVCXPRT *transp;
61 int sock = 0;
62 int proto = 0;
63 struct sockaddr_in from;
64 int fromlen;
65
66 /*
67 * See if inetd started us
68 */
69 fromlen = sizeof(from);
70 if (getsockname(0, (struct sockaddr *)&from, &fromlen) < 0) {
71 from_inetd = 0;
72 sock = RPC_ANYSOCK;
73 proto = IPPROTO_UDP;
74 }
75
76 if (!from_inetd) {
77 daemon(0, 0);
78
79 (void) pmap_unset(RUSERSPROG, RUSERSVERS_IDLE);
80 (void) pmap_unset(RUSERSPROG, RUSERSVERS_ORIG);
81
82 (void) signal(SIGINT, cleanup);
83 (void) signal(SIGTERM, cleanup);
84 (void) signal(SIGHUP, cleanup);
85 }
86
87 openlog("rpc.rusersd", LOG_CONS|LOG_PID, LOG_DAEMON);
88
89 transp = svcudp_create(sock);
90 if (transp == NULL) {
91 syslog(LOG_ERR, "cannot create udp service");
92 exit(1);
93 }
94 if (!svc_register(transp, RUSERSPROG, RUSERSVERS_IDLE, rusers_service, proto)) {
95 syslog(LOG_ERR, "unable to register (RUSERSPROG, RUSERSVERS_IDLE, %s)", proto?"udp":"(inetd)");
96 exit(1);
97 }
98
99 if (!svc_register(transp, RUSERSPROG, RUSERSVERS_ORIG, rusers_service, proto)) {
100 syslog(LOG_ERR, "unable to register (RUSERSPROG, RUSERSVERS_ORIG, %s)", proto?"udp":"(inetd)");
101 exit(1);
102 }
103
104 svc_run();
105 syslog(LOG_ERR, "svc_run returned");
106 exit(1);
107}