remove the IPv4-only check for rdomains, allows IPv6 to use them

OK claudio@ henning@

src/usr.sbin/ntpd/client.c

@@ -1,4 +1,4 @@
-/*	$OpenBSD: client.c,v 1.91 2013/10/04 14:28:16 phessler Exp $ */
+/*	$OpenBSD: client.c,v 1.92 2013/10/21 08:48:22 phessler Exp $ */
 
 /*
  * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -135,9 +135,6 @@ client_query(struct ntp_peer *p)
 	if (p->state < STATE_DNS_DONE || p->addr == NULL)
 		return (-1);
 
-	if (p->addr->ss.ss_family != AF_INET && p->rtable != -1)
-		return (-1);
-
 	if (p->query->fd == -1) {
 		struct sockaddr *sa = (struct sockaddr *)&p->addr->ss;
 
@@ -145,8 +142,8 @@ client_query(struct ntp_peer *p)
 		    0)) == -1)
 			fatal("client_query socket");
 
-		if (p->addr->ss.ss_family == AF_INET && p->rtable != -1 &&
-		    setsockopt(p->query->fd, IPPROTO_IP, SO_RTABLE,
+		if (p->rtable != -1 &&
+		    setsockopt(p->query->fd, SOL_SOCKET, SO_RTABLE,
 		    &p->rtable, sizeof(p->rtable)) == -1)
 			fatal("client_query setsockopt SO_RTABLE");
 		if (connect(p->query->fd, sa, SA_LEN(sa)) == -1) {
@@ -252,7 +249,7 @@ client_dispatch(struct ntp_peer *p, u_int8_t settime)
 	}
 
 	if (p->rtable != -1 &&
-	    setsockopt(p->query->fd, IPPROTO_IP, SO_RTABLE, &p->rtable,
+	    setsockopt(p->query->fd, SOL_SOCKET, SO_RTABLE, &p->rtable,
 	    sizeof(p->rtable)) == -1)
 		fatal("client_dispatch setsockopt SO_RTABLE");
 

src/usr.sbin/ntpd/parse.y

@@ -1,4 +1,4 @@
-/*	$OpenBSD: parse.y,v 1.50 2012/09/20 12:43:16 patrick Exp $ */
+/*	$OpenBSD: parse.y,v 1.51 2013/10/21 08:48:22 phessler Exp $ */
 
 /*
  * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -162,8 +162,7 @@ main		: LISTEN ON address listen_opts	{
 					fatal(NULL);
 				if (p->addr != NULL)
 					p->state = STATE_DNS_DONE;
-				if (!(p->rtable > 0 && p->addr &&
-				    p->addr->ss.ss_family != AF_INET))
+				if (!(p->rtable > 0 && p->addr))
 					TAILQ_INSERT_TAIL(&conf->ntp_peers,
 					    p, entry);
 				h = next;
@@ -202,8 +201,7 @@ main		: LISTEN ON address listen_opts	{
 				fatal(NULL);
 			if (p->addr != NULL)
 				p->state = STATE_DNS_DONE;
-			if (!(p->rtable > 0 && p->addr &&
-			    p->addr->ss.ss_family != AF_INET))
+			if (!(p->rtable > 0 && p->addr))
 				TAILQ_INSERT_TAIL(&conf->ntp_peers, p, entry);
 			free($2->name);
 			free($2);

src/usr.sbin/ntpd/server.c

@@ -1,4 +1,4 @@
-/*	$OpenBSD: server.c,v 1.37 2013/04/30 11:42:56 mglocker Exp $ */
+/*	$OpenBSD: server.c,v 1.38 2013/10/21 08:48:22 phessler Exp $ */
 
 /*
  * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -132,8 +132,8 @@ setup_listeners(struct servent *se, struct ntpd_conf *lconf, u_int *cnt)
 		    IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) == -1)
 			log_warn("setsockopt IPTOS_LOWDELAY");
 
-		if (la->sa.ss_family == AF_INET && la->rtable != -1 &&
-		    setsockopt(la->fd, IPPROTO_IP, SO_RTABLE, &la->rtable,
+		if (la->rtable != -1 &&
+		    setsockopt(la->fd, SOL_SOCKET, SO_RTABLE, &la->rtable,
 		    sizeof(la->rtable)) == -1)
 			fatal("setup_listeners setsockopt SO_RTABLE");