From c40e45b75eb76d79a05c7fa85c1fa9b5c728a12f Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Fri, 7 Oct 2016 15:10:20 +0200
Subject: Update to FreeBSD head 2016-08-23

Git mirror commit 9fe7c416e6abb28b1398fd3e5687099846800cfd.
---
 freebsd/usr.bin/netstat/flowtable.c | 100 ++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 freebsd/usr.bin/netstat/flowtable.c

(limited to 'freebsd/usr.bin/netstat/flowtable.c')

diff --git a/freebsd/usr.bin/netstat/flowtable.c b/freebsd/usr.bin/netstat/flowtable.c
new file mode 100644
index 00000000..fda45657
--- /dev/null
+++ b/freebsd/usr.bin/netstat/flowtable.c
@@ -0,0 +1,100 @@
+#include <machine/rtems-bsd-user-space.h>
+
+#ifdef __rtems__
+#include "rtems-bsd-netstat-namespace.h"
+#endif /* __rtems__ */
+
+/*-
+ * Copyright (c) 2014 Gleb Smirnoff <glebius@FreeBSD.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef __rtems__
+#include <machine/rtems-bsd-program.h>
+#endif /* __rtems__ */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/sys/param.h>
+
+#include <net/flowtable.h>
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdbool.h>
+
+#include "netstat.h"
+#ifdef __rtems__
+#include "rtems-bsd-netstat-flowtable-data.h"
+#endif /* __rtems__ */
+
+/*
+ * Print flowtable statistics.
+ */
+
+static void
+print_stats(struct flowtable_stat *stat)
+{
+
+#define	p(f, m) if (stat->f || sflag <= 1) \
+	printf(m, (uintmax_t)stat->f, plural(stat->f))
+#define	p2(f, m) if (stat->f || sflag <= 1) \
+	printf(m, (uintmax_t)stat->f, plurales(stat->f))
+
+	p(ft_lookups, "\t%ju lookup%s\n");
+	p(ft_hits, "\t%ju hit%s\n");
+	p2(ft_misses, "\t%ju miss%s\n");
+	p(ft_inserts, "\t%ju insert%s\n");
+	p(ft_collisions, "\t%ju collision%s\n");
+	p(ft_free_checks, "\t%ju free check%s\n");
+	p(ft_frees, "\t%ju free%s\n");
+	p(ft_fail_lle_invalid,
+	    "\t%ju lookup%s with not resolved Layer 2 address\n");
+
+#undef	p2
+#undef	p
+}
+
+void
+flowtable_stats(void)
+{
+	struct flowtable_stat stat;
+
+	if (!live)
+		return;
+
+	if (fetch_stats("net.flowtable.ip4.stat", 0, &stat,
+	    sizeof(stat), NULL) == 0) {
+		printf("flowtable for IPv4:\n");
+		print_stats(&stat);
+	}
+
+	if (fetch_stats("net.flowtable.ip6.stat", 0, &stat,
+	    sizeof(stat), NULL) == 0) {
+		printf("flowtable for IPv6:\n");
+		print_stats(&stat);
+	}
+}
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