add 802.11 layer stats dumper

2 files changed, 132 insertions, 1 deletions

diff --git a/tools/tools/ath/80211stats.c b/tools/tools/ath/80211stats.c
new file mode 100644
index 0000000..05653ab
--- /dev/null
+++ b/tools/tools/ath/80211stats.c
@@ -0,0 +1,129 @@
+/*-
+ * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting
+ * All rights reserved.
+ *
+ * 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,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ *    redistribution must be conditioned upon including a substantially
+ *    similar Disclaimer requirement for further binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD$
+ */
+
+/*
+ *	athstats [-i interface]
+ * (default interface is ath0).
+ */
+#include <sys/types.h>
+#include <sys/file.h>
+#include <sys/sockio.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <net/if_media.h>
+#include <net/if_var.h>
+
+#include <stdio.h>
+#include <signal.h>
+
+#include "../../../sys/net80211/ieee80211_ioctl.h"
+
+static void
+printstats(FILE *fd, const struct ieee80211_stats *stats)
+{
+#define	N(a)	(sizeof(a) / sizeof(a[0]))
+#define	STAT(x,fmt) \
+	if (stats->is_##x) fprintf(fd, "%u " fmt "\n", stats->is_##x)
+	STAT(rx_badversion,	"rx frame with bad version");
+	STAT(rx_tooshort,	"rx frame too short");
+	STAT(rx_wrongbss,	"rx from wrong bssid");
+	STAT(rx_dup,		"rx discard 'cuz dup");
+	STAT(rx_wrongdir,	"rx w/ wrong direction");
+	STAT(rx_mcastecho,	"rx discard 'cuz mcast echo");
+	STAT(rx_notassoc,	"rx discard 'cuz sta !assoc");
+	STAT(rx_nowep,		"rx w/ wep but wep !config");
+	STAT(rx_wepfail,	"rx wep processing failed");
+	STAT(rx_decap,		"rx decapsulation failed");
+	STAT(rx_mgtdiscard,	"rx discard mgt frames");
+	STAT(rx_ctl,		"rx discard ctrl frames");
+	STAT(rx_rstoobig,	"rx rate set truncated");
+	STAT(rx_elem_missing,	"rx required element missing");
+	STAT(rx_elem_toobig,	"rx element too big");
+	STAT(rx_elem_toosmall,	"rx element too small");
+	STAT(rx_elem_unknown,	"rx element unknown");
+	STAT(rx_badchan,	"rx frame w/ invalid chan");
+	STAT(rx_chanmismatch,	"rx frame chan mismatch");
+	STAT(rx_nodealloc,	"nodes allocated (rx)");
+	STAT(rx_ssidmismatch,	"rx frame ssid mismatch");
+	STAT(rx_auth_unsupported,"rx w/ unsupported auth alg");
+	STAT(rx_auth_fail,	"rx sta auth failure");
+	STAT(rx_assoc_bss,	"rx assoc from wrong bssid");
+	STAT(rx_assoc_notauth,	"rx assoc w/o auth");
+	STAT(rx_assoc_capmismatch,"rx assoc w/ cap mismatch");
+	STAT(rx_assoc_norate,	"rx assoc w/ no rate match");
+	STAT(rx_deauth,		"rx deauthentication");
+	STAT(rx_disassoc,	"rx disassociation");
+	STAT(rx_badsubtype,	"rx frame w/ unknown subtype");
+	STAT(rx_nombuf,		"rx failed for lack of mbuf");
+	STAT(rx_decryptcrc,	"rx decrypt failed on crc");
+	STAT(rx_ahdemo_mgt,
+		"rx discard mgmt frame received in ahdoc demo mode");
+	STAT(rx_bad_auth,	"rx bad authentication request");
+	STAT(tx_nombuf,		"tx failed for lack of mbuf");
+	STAT(tx_nonode,		"tx failed for no node");
+	STAT(tx_unknownmgt,	"tx of unknown mgt frame");
+	STAT(scan_active,	"active scans started");
+	STAT(scan_passive,	"passive scans started");
+	STAT(node_timeout,	"nodes timed out inactivity");
+	STAT(crypto_nomem,	"malloc failure of rc4 context");
+#undef STAT
+#undef N
+}
+
+int
+main(int argc, char *argv[])
+{
+	int s;
+	struct ifreq ifr;
+	struct ieee80211_stats stats;
+
+	s = socket(AF_INET, SOCK_DGRAM, 0);
+	if (s < 0)
+		err(1, "socket");
+	if (argc > 1) {
+		strncpy(ifr.ifr_name, argv[1], sizeof (ifr.ifr_name));
+		argc -= 1, argv += 1;
+	} else
+		strncpy(ifr.ifr_name, "ath0", sizeof (ifr.ifr_name));
+
+	ifr.ifr_data = (caddr_t) &stats;
+	if (ioctl(s, SIOCG80211STATS, &ifr) < 0)
+		err(1, ifr.ifr_name);
+	printstats(stdout, &stats);
+	return 0;
+}
diff --git a/tools/tools/ath/Makefile b/tools/tools/ath/Makefile
index 35cc2d3..3104965 100644
--- a/tools/tools/ath/Makefile
+++ b/tools/tools/ath/Makefile
@@ -25,11 +25,13 @@
 # SUCH DAMAGE.
 #
 
-ALL=	athstats
+ALL=	athstats 80211stats
 
 all:	${ALL}
 
 athstats: athstats.c
 	${CC} -o athstats athstats.c -lkvm
+80211stats: 80211stats.c
+	${CC} -o 80211stats 80211stats.c
 clean:
 	rm -f ${ALL} core a.out