rusersd from FreeBSD 1.1.5.1

Reviewed by:	geoff.
Submitted by:	John Brezak

1 files changed, 108 insertions, 0 deletions

diff --git a/libexec/rpc.rusersd/rusersd.c b/libexec/rpc.rusersd/rusersd.c
new file mode 100644
index 0000000..525a575
--- /dev/null
+++ b/libexec/rpc.rusersd/rusersd.c
@@ -0,0 +1,108 @@
+/*-
+ * Copyright (c) 1993, John Brezak
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char rcsid[] = "$Id: rusersd.c,v 1.1 1993/09/16 00:34:49 jtc Exp $";
+#endif /* not lint */
+
+#include <stdio.h>
+#include <rpc/rpc.h>
+#include <signal.h>
+#include <syslog.h>
+#define utmp rutmp
+#include <rpcsvc/rnusers.h>
+#undef utmp
+
+extern void rusers_service();
+
+int from_inetd = 1;
+
+void
+cleanup()
+{
+        (void) pmap_unset(RUSERSPROG, RUSERSVERS_IDLE);
+        (void) pmap_unset(RUSERSPROG, RUSERSVERS_ORIG);
+        exit(0);
+}
+
+main(argc, argv)
+        int argc;
+        char *argv[];
+{
+	SVCXPRT *transp;
+        int sock = 0;
+        int proto = 0;
+	struct sockaddr_in from;
+	int fromlen;
+        
+        /*
+         * See if inetd started us
+         */
+        if (getsockname(0, (struct sockaddr *)&from, &fromlen) < 0) {
+                from_inetd = 0;
+                sock = RPC_ANYSOCK;
+                proto = IPPROTO_UDP;
+        }
+        
+        if (!from_inetd) {
+                daemon(0, 0);
+
+                (void) pmap_unset(RUSERSPROG, RUSERSVERS_IDLE);
+                (void) pmap_unset(RUSERSPROG, RUSERSVERS_ORIG);
+
+		(void) signal(SIGINT, cleanup);
+		(void) signal(SIGTERM, cleanup);
+		(void) signal(SIGHUP, cleanup);
+        }
+
+        openlog("rpc.rusersd", LOG_CONS|LOG_PID, LOG_DAEMON);
+        
+	transp = svcudp_create(sock);
+	if (transp == NULL) {
+		syslog(LOG_ERR, "cannot create udp service.");
+		exit(1);
+	}
+	if (!svc_register(transp, RUSERSPROG, RUSERSVERS_IDLE, rusers_service, proto)) {
+		syslog(LOG_ERR, "unable to register (RUSERSPROG, RUSERSVERS_IDLE, %s).", proto?"udp":"(inetd)");
+		exit(1);
+	}
+
+	if (!svc_register(transp, RUSERSPROG, RUSERSVERS_ORIG, rusers_service, proto)) {
+		syslog(LOG_ERR, "unable to register (RUSERSPROG, RUSERSVERS_ORIG, %s).", proto?"udp":"(inetd)");
+		exit(1);
+	}
+        
+        svc_run();
+	syslog(LOG_ERR, "svc_run returned");
+	exit(1);
+}