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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-10-07 15:10:20 +0200 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-01-10 09:53:31 +0100 |
commit | c40e45b75eb76d79a05c7fa85c1fa9b5c728a12f (patch) | |
tree | ad4f2519067709f00ab98b3c591186c26dc3a21f /freebsd/usr.bin/netstat/flowtable.c | |
parent | userspace-header-gen.py: Simplify program ports (diff) | |
download | rtems-libbsd-c40e45b75eb76d79a05c7fa85c1fa9b5c728a12f.tar.bz2 |
Update to FreeBSD head 2016-08-23
Git mirror commit 9fe7c416e6abb28b1398fd3e5687099846800cfd.
Diffstat (limited to 'freebsd/usr.bin/netstat/flowtable.c')
-rw-r--r-- | freebsd/usr.bin/netstat/flowtable.c | 100 |
1 files changed, 100 insertions, 0 deletions
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); + } +} |