[neighbour] Add nstat() function to print out neighbour table

Signed-off-by: Michael Brown <mcb30@ipxe.org>

1 files changed, 56 insertions, 0 deletions

diff --git a/src/usr/neighmgmt.c b/src/usr/neighmgmt.c
new file mode 100644
index 00000000..e4d21a20
--- /dev/null
+++ b/src/usr/neighmgmt.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdio.h>
+#include <ipxe/neighbour.h>
+#include <usr/neighmgmt.h>
+
+/** @file
+ *
+ * Neighbour management
+ *
+ */
+
+/**
+ * Print neighbour table
+ *
+ */
+void nstat ( void ) {
+	struct neighbour *neighbour;
+	struct net_device *netdev;
+	struct ll_protocol *ll_protocol;
+	struct net_protocol *net_protocol;
+
+	list_for_each_entry ( neighbour, &neighbours, list ) {
+		netdev = neighbour->netdev;
+		ll_protocol = netdev->ll_protocol;
+		net_protocol = neighbour->net_protocol;
+		printf ( "%s %s %s is %s %s", netdev->name, net_protocol->name,
+			 net_protocol->ntoa ( neighbour->net_dest ),
+			 ll_protocol->name,
+			 ( neighbour_has_ll_dest ( neighbour ) ?
+			   ll_protocol->ntoa ( neighbour->ll_dest ) :
+			   "(incomplete)" ) );
+		if ( neighbour->discovery )
+			printf ( " (%s)", neighbour->discovery->name );
+		printf ( "\n" );
+	}
+}