[src/trunk]: src Use RO_MSGFILTER.

[roy <roy%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/72e18231cc12
branches:  trunk
changeset: 823066:72e18231cc12
user:      roy <roy%NetBSD.org@localhost>
date:      Tue Apr 11 14:15:08 2017 +0000

description:
Use RO_MSGFILTER.

diffstat:

 external/bsd/ntp/dist/ntpd/ntp_io.c            |  51 +++++++++++++++++++++++++-
 external/bsd/wpa/dist/src/drivers/driver_bsd.c |  15 +++++++
 usr.sbin/ifwatchd/ifwatchd.c                   |  11 ++++-
 3 files changed, 74 insertions(+), 3 deletions(-)

diffs (137 lines):

diff -r c6b41397bd39 -r 72e18231cc12 external/bsd/ntp/dist/ntpd/ntp_io.c
--- a/external/bsd/ntp/dist/ntpd/ntp_io.c       Tue Apr 11 14:13:01 2017 +0000
+++ b/external/bsd/ntp/dist/ntpd/ntp_io.c       Tue Apr 11 14:15:08 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ntp_io.c,v 1.23 2016/06/03 20:39:02 christos Exp $     */
+/*     $NetBSD: ntp_io.c,v 1.24 2017/04/11 14:17:34 roy Exp $  */
 
 /*
  * ntp_io.c - input/output routines for ntpd.  The socket-opening code
@@ -4795,6 +4795,50 @@
 #else
        int fd = socket(PF_ROUTE, SOCK_RAW, 0);
 #endif
+#ifdef RO_MSGFILTER
+       unsigned char msgfilter[] = {
+#ifdef RTM_NEWADDR
+               RTM_NEWADDR,
+#endif
+#ifdef RTM_DELADDR
+               RTM_DELADDR,
+#endif
+#ifdef RTM_ADD
+               RTM_ADD,
+#endif
+#ifdef RTM_DELETE
+               RTM_DELETE,
+#endif
+#ifdef RTM_REDIRECT
+               RTM_REDIRECT,
+#endif
+#ifdef RTM_CHANGE
+               RTM_CHANGE,
+#endif
+#ifdef RTM_LOSING
+               RTM_LOSING,
+#endif
+#ifdef RTM_IFINFO
+               RTM_IFINFO,
+#endif
+#ifdef RTM_IFANNOUNCE
+               RTM_IFANNOUNCE,
+#endif
+#ifdef RTM_NEWLINK
+               RTM_NEWLINK,
+#endif
+#ifdef RTM_DELLINK
+               RTM_DELLINK,
+#endif
+#ifdef RTM_NEWROUTE
+               RTM_NEWROUTE,
+#endif
+#ifdef RTM_DELROUTE
+               RTM_DELROUTE,
+#endif
+       };
+#endif /* !RO_MSGFILTER */
+
        if (fd < 0) {
                msyslog(LOG_ERR,
                        "unable to open routing socket (%m) - using polled interface update");
@@ -4815,6 +4859,11 @@
                return;
        }
 #endif
+#ifdef RO_MSGFILTER
+       if (setsockopt(fd, PF_ROUTE, RO_MSGFILTER,
+           &msgfilter, sizeof(msgfilter)) == -1)
+               msyslog(LOG_ERR, "RO_MSGFILTER: %m");
+#endif
        make_socket_nonblocking(fd);
 #if defined(HAVE_SIGNALED_IO)
        init_socket_sig(fd);
diff -r c6b41397bd39 -r 72e18231cc12 external/bsd/wpa/dist/src/drivers/driver_bsd.c
--- a/external/bsd/wpa/dist/src/drivers/driver_bsd.c    Tue Apr 11 14:13:01 2017 +0000
+++ b/external/bsd/wpa/dist/src/drivers/driver_bsd.c    Tue Apr 11 14:15:08 2017 +0000
@@ -1696,6 +1696,14 @@
 bsd_global_init(void *ctx)
 {
        struct bsd_driver_global *global;
+#ifdef RO_MSGFILTER
+       unsigned char msgfilter[] = {
+               RTM_IEEE80211,
+#ifndef HOSTAPD
+               RTM_IFINFO, RTM_IFANNOUNCE,
+#endif
+       };
+#endif
 
        global = os_zalloc(sizeof(*global));
        if (global == NULL)
@@ -1718,6 +1726,13 @@
                goto fail;
        }
 
+#ifdef RO_MSGFILTER
+       if (setsockopt(global->route, PF_ROUTE, RO_MSGFILTER,
+           &msgfilter, sizeof(msgfilter)) < 0)
+               wpa_printf(MSG_ERROR, "setsockopt[PF_ROUTE,RO_MSGFILTER]: %s",
+                          strerror(errno));
+#endif
+
 #ifdef HOSTAPD
        eloop_register_read_sock(global->route, bsd_wireless_event_receive,
                                 NULL, global);
diff -r c6b41397bd39 -r 72e18231cc12 usr.sbin/ifwatchd/ifwatchd.c
--- a/usr.sbin/ifwatchd/ifwatchd.c      Tue Apr 11 14:13:01 2017 +0000
+++ b/usr.sbin/ifwatchd/ifwatchd.c      Tue Apr 11 14:15:08 2017 +0000
@@ -1,6 +1,6 @@
-/*     $NetBSD: ifwatchd.c,v 1.41 2016/10/07 15:49:58 christos Exp $   */
+/*     $NetBSD: ifwatchd.c,v 1.42 2017/04/11 14:21:35 roy Exp $        */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: ifwatchd.c,v 1.41 2016/10/07 15:49:58 christos Exp $");
+__RCSID("$NetBSD: ifwatchd.c,v 1.42 2017/04/11 14:21:35 roy Exp $");
 
 /*-
  * Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@@ -108,6 +108,10 @@
        struct msghdr msg;
        struct iovec iov[1];
        char buf[2048];
+       unsigned char msgfilter[] = {
+               RTM_IFINFO, RTM_IFANNOUNCE,
+               RTM_NEWADDR, RTM_DELADDR,
+       };
 
        openlog(argv[0], LOG_PID|LOG_CONS, LOG_DAEMON);
        while ((c = getopt(argc, argv, "qvhic:n:u:d:A:D:")) != -1) {
@@ -191,6 +195,9 @@
                syslog(LOG_ERR, "error opening routing socket: %m");
                exit(EXIT_FAILURE);
        }
+       if (setsockopt(s, PF_ROUTE, RO_MSGFILTER,
+           &msgfilter, sizeof(msgfilter)) < 0)
+               syslog(LOG_ERR, "RO_MSGFILTER: %m");
 
        if (!inhibit_initial)
                run_initial_ups();