1 files changed, 237 insertions, 0 deletions

diff --git a/usr.sbin/wlandebug/wlandebug.c b/usr.sbin/wlandebug/wlandebug.c
new file mode 100644
index 000000000000..4d1bfd014652
--- /dev/null
+++ b/usr.sbin/wlandebug/wlandebug.c
@@ -0,0 +1,237 @@
+/*-
+ * Copyright (c) 2002-2004 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.
+ *
+ * $FreeBSD$
+ */
+
+/*
+ * wlandebug [-i interface] flags
+ * (default interface is wlan.0).
+ */
+#include <sys/types.h>
+
+#include <stdio.h>
+#include <ctype.h>
+#include <getopt.h>
+#include <string.h>
+
+#define	N(a)	(sizeof(a)/sizeof(a[0]))
+
+const char *progname;
+
+#define	IEEE80211_MSG_DEBUG	0x40000000	/* IFF_DEBUG equivalent */
+#define	IEEE80211_MSG_DUMPPKTS	0x20000000	/* IFF_LINK2 equivalant */
+#define	IEEE80211_MSG_CRYPTO	0x10000000	/* crypto work */
+#define	IEEE80211_MSG_INPUT	0x08000000	/* input handling */
+#define	IEEE80211_MSG_XRATE	0x04000000	/* rate set handling */
+#define	IEEE80211_MSG_ELEMID	0x02000000	/* element id parsing */
+#define	IEEE80211_MSG_NODE	0x01000000	/* node handling */
+#define	IEEE80211_MSG_ASSOC	0x00800000	/* association handling */
+#define	IEEE80211_MSG_AUTH	0x00400000	/* authentication handling */
+#define	IEEE80211_MSG_SCAN	0x00200000	/* scanning */
+#define	IEEE80211_MSG_OUTPUT	0x00100000	/* output handling */
+#define	IEEE80211_MSG_STATE	0x00080000	/* state machine */
+#define	IEEE80211_MSG_POWER	0x00040000	/* power save handling */
+#define	IEEE80211_MSG_DOT1X	0x00020000	/* 802.1x authenticator */
+#define	IEEE80211_MSG_DOT1XSM	0x00010000	/* 802.1x state machine */
+#define	IEEE80211_MSG_RADIUS	0x00008000	/* 802.1x radius client */
+#define	IEEE80211_MSG_RADDUMP	0x00004000	/* dump 802.1x radius packets */
+#define	IEEE80211_MSG_RADKEYS	0x00002000	/* dump 802.1x keys */
+#define	IEEE80211_MSG_WPA	0x00001000	/* WPA/RSN protocol */
+#define	IEEE80211_MSG_ACL	0x00000800	/* ACL handling */
+#define	IEEE80211_MSG_WME	0x00000400	/* WME protocol */
+#define	IEEE80211_MSG_SUPERG	0x00000200	/* Atheros SuperG protocol */
+#define	IEEE80211_MSG_DOTH	0x00000100	/* 802.11h support */
+#define	IEEE80211_MSG_INACT	0x00000080	/* inactivity handling */
+#define	IEEE80211_MSG_ROAM	0x00000040	/* sta-mode roaming */
+
+static struct {
+	const char	*name;
+	u_int		bit;
+} flags[] = {
+	{ "debug",	IEEE80211_MSG_DEBUG },
+	{ "dumppkts",	IEEE80211_MSG_DUMPPKTS },
+	{ "crypto",	IEEE80211_MSG_CRYPTO },
+	{ "input",	IEEE80211_MSG_INPUT },
+	{ "xrate",	IEEE80211_MSG_XRATE },
+	{ "elemid",	IEEE80211_MSG_ELEMID },
+	{ "node",	IEEE80211_MSG_NODE },
+	{ "assoc",	IEEE80211_MSG_ASSOC },
+	{ "auth",	IEEE80211_MSG_AUTH },
+	{ "scan",	IEEE80211_MSG_SCAN },
+	{ "output",	IEEE80211_MSG_OUTPUT },
+	{ "state",	IEEE80211_MSG_STATE },
+	{ "power",	IEEE80211_MSG_POWER },
+	{ "dotx1",	IEEE80211_MSG_DOT1X },
+	{ "dot1xsm",	IEEE80211_MSG_DOT1XSM },
+	{ "radius",	IEEE80211_MSG_RADIUS },
+	{ "raddump",	IEEE80211_MSG_RADDUMP },
+	{ "radkeys",	IEEE80211_MSG_RADKEYS },
+	{ "wpa",	IEEE80211_MSG_WPA },
+	{ "acl",	IEEE80211_MSG_ACL },
+	{ "wme",	IEEE80211_MSG_WME },
+	{ "superg",	IEEE80211_MSG_SUPERG },
+	{ "doth",	IEEE80211_MSG_DOTH },
+	{ "inact",	IEEE80211_MSG_INACT },
+	{ "roam",	IEEE80211_MSG_ROAM },
+};
+
+static u_int
+getflag(const char *name, int len)
+{
+	int i;
+
+	for (i = 0; i < N(flags); i++)
+		if (strncasecmp(flags[i].name, name, len) == 0)
+			return flags[i].bit;
+	return 0;
+}
+
+static const char *
+getflagname(u_int flag)
+{
+	int i;
+
+	for (i = 0; i < N(flags); i++)
+		if (flags[i].bit == flag)
+			return flags[i].name;
+	return "???";
+}
+
+static void
+usage(void)
+{
+	int i;
+
+	fprintf(stderr, "usage: %s [-i device] [flags]\n", progname);
+	fprintf(stderr, "where flags are:\n");
+	for (i = 0; i < N(flags); i++)
+		printf("%s\n", flags[i].name);
+	exit(-1);
+}
+
+int
+main(int argc, char *argv[])
+{
+	const char *ifname = "ath0";
+	const char *cp, *tp;
+	const char *sep;
+	int c, op, i, unit;
+	u_int32_t debug, ndebug;
+	size_t debuglen, parentlen;
+	char oid[256], parent[256];
+
+	progname = argv[0];
+	if (argc > 1) {
+		if (strcmp(argv[1], "-i") == 0) {
+			if (argc < 2)
+				errx(1, "missing interface name for -i option");
+			ifname = argv[2];
+			argc -= 2, argv += 2;
+		} else if (strcmp(argv[1], "-?") == 0)
+			usage();
+	}
+
+	for (unit = 0; unit < 10; unit++) {
+#ifdef __linux__
+		snprintf(oid, sizeof(oid), "net.wlan%d.%%parent", unit);
+#else
+		snprintf(oid, sizeof(oid), "net.wlan.%d.%%parent", unit);
+#endif
+		parentlen = sizeof(parent);
+		if (sysctlbyname(oid, parent, &parentlen, NULL, 0) >= 0 &&
+		    strncmp(parent, ifname, parentlen) == 0)
+			break;
+	}
+	if (unit == 10)
+		errx(1, "%s: cannot locate wlan sysctl node.", ifname);
+#ifdef __linux__
+	snprintf(oid, sizeof(oid), "net.wlan%d.debug", unit);
+#else
+	snprintf(oid, sizeof(oid), "net.wlan.%d.debug", unit);
+#endif
+	debuglen = sizeof(debug);
+	if (sysctlbyname(oid, &debug, &debuglen, NULL, 0) < 0)
+		err(1, "sysctl-get(%s)", oid);
+	ndebug = debug;
+	for (; argc > 1; argc--, argv++) {
+		cp = argv[1];
+		do {
+			u_int bit;
+
+			if (*cp == '-') {
+				cp++;
+				op = -1;
+			} else if (*cp == '+') {
+				cp++;
+				op = 1;
+			} else
+				op = 0;
+			for (tp = cp; *tp != '\0' && *tp != '+' && *tp != '-';)
+				tp++;
+			bit = getflag(cp, tp-cp);
+			if (op < 0)
+				ndebug &= ~bit;
+			else if (op > 0)
+				ndebug |= bit;
+			else {
+				if (bit == 0) {
+					if (isdigit(*cp))
+						bit = strtoul(cp, NULL, 0);
+					else
+						errx(1, "unknown flag %.*s",
+							tp-cp, cp);
+				}
+				ndebug = bit;
+			}
+		} while (*(cp = tp) != '\0');
+	}
+	if (debug != ndebug) {
+		printf("%s: 0x%x => ", oid, debug);
+		if (sysctlbyname(oid, NULL, NULL, &ndebug, sizeof(ndebug)) < 0)
+			err(1, "sysctl-set(%s)", oid);
+		printf("0x%x", ndebug);
+		debug = ndebug;
+	} else
+		printf("%s: 0x%x", oid, debug);
+	sep = "<";
+	for (i = 0; i < N(flags); i++)
+		if (debug & flags[i].bit) {
+			printf("%s%s", sep, flags[i].name);
+			sep = ",";
+		}
+	printf("%s\n", *sep != '<' ? ">" : "");
+	return 0;
+}