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Index: head/sys/net/if.c
===================================================================
--- head/sys/net/if.c
+++ head/sys/net/if.c
@@ -59,6 +59,7 @@
#include <sys/domain.h>
#include <sys/jail.h>
#include <sys/priv.h>
+#include <sys/eventhandler.h>
#include <machine/stdarg.h>
#include <vm/uma.h>
@@ -2218,6 +2219,7 @@
if_down(struct ifnet *ifp)
{
+ EVENTHANDLER_INVOKE(ifnet_event, ifp, IFNET_EVENT_DOWN);
if_unroute(ifp, IFF_UP, AF_UNSPEC);
}
@@ -2230,6 +2232,7 @@
{
if_route(ifp, IFF_UP, AF_UNSPEC);
+ EVENTHANDLER_INVOKE(ifnet_event, ifp, IFNET_EVENT_UP);
}
/*
Index: head/sys/sys/eventhandler.h
===================================================================
--- head/sys/sys/eventhandler.h
+++ head/sys/sys/eventhandler.h
@@ -284,4 +284,11 @@
EVENTHANDLER_DECLARE(swapon, swapon_fn);
EVENTHANDLER_DECLARE(swapoff, swapoff_fn);
+/* ifup/ifdown events */
+#define IFNET_EVENT_UP 0
+#define IFNET_EVENT_DOWN 1
+struct ifnet;
+typedef void (*ifnet_event_fn)(void *, struct ifnet *ifp, int event);
+EVENTHANDLER_DECLARE(ifnet_event, ifnet_event_fn);
+
#endif /* _SYS_EVENTHANDLER_H_ */

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