From 970092985ad879d26c5afed6caef706fc31d324d Mon Sep 17 00:00:00 2001
From: joerg <joerg@FreeBSD.org>
Date: Sat, 22 Mar 1997 23:12:08 +0000
Subject: Make the argument handling for select() less bogus.  Also, move the
 amq service from UDP to TCP for better reliability.

---
 usr.sbin/amd/amd/nfs_start.c | 38 +++++++++++++++++++-------------------
 usr.sbin/amd/amq/amq.c       |  6 +++---
 2 files changed, 22 insertions(+), 22 deletions(-)

diff --git a/usr.sbin/amd/amd/nfs_start.c b/usr.sbin/amd/amd/nfs_start.c
index fa10b5b..d2cfe0a 100644
--- a/usr.sbin/amd/amd/nfs_start.c
+++ b/usr.sbin/amd/amd/nfs_start.c
@@ -37,7 +37,7 @@
  *
  *	@(#)nfs_start.c	8.1 (Berkeley) 6/6/93
  *
- * $Id$
+ * $Id: nfs_start.c,v 1.4 1997/02/22 16:01:38 peter Exp $
  *
  */
 
@@ -64,10 +64,13 @@ unsigned short nfs_port;
 SVCXPRT *nfsxprt;
 
 extern int fwd_sock;
-int max_fds = -1;
 
 #define	MASKED_SIGS	(sigmask(SIGINT)|sigmask(SIGTERM)|sigmask(SIGCHLD)|sigmask(SIGHUP))
 
+#ifndef FD_SET
+#define FD_SETSIZE	32	/* XXX kludge. bind does it this way */
+#endif
+
 #ifdef DEBUG
 /*
  * Check that we are not burning resources
@@ -173,7 +176,7 @@ static int rpc_pending_now()
 #endif /* FD_SET */
 
 	tvv.tv_sec = tvv.tv_usec = 0;
-	nsel = select(max_fds+1, &readfds, (int *) 0, (int *) 0, &tvv);
+	nsel = select(FD_SETSIZE, &readfds, (int *) 0, (int *) 0, &tvv);
 	if (nsel < 1)
 		return(0);
 #ifdef FD_SET
@@ -188,7 +191,6 @@ static int rpc_pending_now()
 
 static serv_state run_rpc(P_void)
 {
-	int dtbsz = max_fds + 1;
 	int smask = sigblock(MASKED_SIGS);
 
 	next_softclock = clocktime();
@@ -251,7 +253,7 @@ static serv_state run_rpc(P_void)
 			dlog("Select waits for Godot");
 #endif /* DEBUG */
 
-		nsel = do_select(smask, dtbsz, &readfds, &tvv);
+		nsel = do_select(smask, FD_SETSIZE, &readfds, &tvv);
 
 
 		switch (nsel) {
@@ -337,6 +339,7 @@ int mount_automounter(ppid)
 int ppid;
 {
 	int so = socket(AF_INET, SOCK_DGRAM, 0);
+	int so2 = socket(AF_INET, SOCK_STREAM, 0);
 	SVCXPRT *amqp;
 	int nmount;
 
@@ -345,11 +348,18 @@ int ppid;
 		return 1;
 	}
 
-	if ((nfsxprt = svcudp_create(so)) == NULL ||
-			(amqp = svcudp_create(so)) == NULL) {
+	if (so2 < 0 || bind_resv_port(so2, NULL) < 0) {
+		perror("Can't create privileged port");
+		return 1;
+	}
+	if ((nfsxprt = svcudp_create(so)) == NULL) {
 		plog(XLOG_FATAL, "cannot create rpc/udp service");
 		return 2;
 	}
+	if ((amqp = svctcp_create(so2, 0, 0)) == NULL) {
+		plog(XLOG_FATAL, "cannot create rpc/tcp service");
+		return 2;
+	}
 
 	if (!svc_register(nfsxprt, NFS_PROGRAM, NFS_VERSION, nfs_program_2, 0)) {
 		plog(XLOG_FATAL, "unable to register (NFS_PROGRAM, NFS_VERSION, 0)");
@@ -363,16 +373,6 @@ int ppid;
 		return 3;
 
 	/*
-	 * One or other of so, fwd_sock
-	 * must be the highest fd on
-	 * which to select.
-	 */
-	if (so > max_fds)
-		max_fds = so;
-	if (fwd_sock > max_fds)
-		max_fds = fwd_sock;
-
-	/*
 	 * Construct the root automount node
 	 */
 	make_root_node();
@@ -410,8 +410,8 @@ int ppid;
 	 */
 	unregister_amq();
 
-	if (!svc_register(amqp, AMQ_PROGRAM, AMQ_VERSION, amq_program_1, IPPROTO_UDP)) {
-		plog(XLOG_FATAL, "unable to register (AMQ_PROGRAM, AMQ_VERSION, udp)");
+	if (!svc_register(amqp, AMQ_PROGRAM, AMQ_VERSION, amq_program_1, IPPROTO_TCP)) {
+		plog(XLOG_FATAL, "unable to register (AMQ_PROGRAM, AMQ_VERSION, tcp)");
 		return 3;
 	}
 #ifdef DEBUG
diff --git a/usr.sbin/amd/amq/amq.c b/usr.sbin/amd/amq/amq.c
index 082a681..a9ac71c 100644
--- a/usr.sbin/amd/amq/amq.c
+++ b/usr.sbin/amd/amq/amq.c
@@ -37,7 +37,7 @@
  *
  *	@(#)amq.c	8.1 (Berkeley) 6/7/93
  *
- * $Id$
+ * $Id: amq.c,v 1.4 1997/02/22 16:02:07 peter Exp $
  *
  */
 
@@ -54,7 +54,7 @@ char copyright[] = "\
 #endif /* not lint */
 
 #ifndef lint
-static char rcsid[] = "$Id$";
+static char rcsid[] = "$Id: amq.c,v 1.4 1997/02/22 16:02:07 peter Exp $";
 static char sccsid[] = "@(#)amq.c	8.1 (Berkeley) 6/7/93";
 #endif /* not lint */
 
@@ -409,7 +409,7 @@ Usage: %s [-h host] [[-f] [-m] [-v] [-s]] | [[-u] directory ...]] |\n\
 	/*
 	 * Create RPC endpoint
 	 */
-	s = privsock(SOCK_STREAM);
+	s = RPC_ANYSOCK;
 	clnt = clnttcp_create(&server_addr, AMQ_PROGRAM, AMQ_VERSION, &s, 0, 0);
 	if (clnt == 0) {
 		close(s);
-- 
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