ieee80211_ddb.c revision 191755
1/*-
2 * Copyright (c) 2007-2009 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include <sys/cdefs.h>
27__FBSDID("$FreeBSD: head/sys/net80211/ieee80211_ddb.c 191755 2009-05-02 20:21:21Z sam $");
28
29#include "opt_ddb.h"
30#include "opt_route.h"
31#include "opt_wlan.h"
32
33#ifdef DDB
34/*
35 * IEEE 802.11 DDB support
36 */
37#include <sys/param.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/socket.h>
41#include <sys/vimage.h>
42
43#include <net/if.h>
44#include <net/if_dl.h>
45#include <net/if_media.h>
46#include <net/if_types.h>
47#include <net/ethernet.h>
48#include <net/route.h>
49#include <net/vnet.h>
50
51#include <net80211/ieee80211_var.h>
52#ifdef IEEE80211_SUPPORT_TDMA
53#include <net80211/ieee80211_tdma.h>
54#endif
55
56#include <ddb/ddb.h>
57#include <ddb/db_sym.h>
58
59#define DB_PRINTSYM(prefix, name, addr) do { \
60	db_printf("%s%-25s : ",  prefix, name); \
61	db_printsym((db_addr_t) addr, DB_STGY_ANY); \
62	db_printf("\n"); \
63} while (0)
64
65static void _db_show_sta(const struct ieee80211_node *);
66static void _db_show_vap(const struct ieee80211vap *, int);
67static void _db_show_com(const struct ieee80211com *,
68	int showvaps, int showsta, int showprocs);
69
70static void _db_show_node_table(const char *tag,
71	const struct ieee80211_node_table *);
72static void _db_show_channel(const char *tag, const struct ieee80211_channel *);
73static void _db_show_ssid(const char *tag, int ix, int len, const uint8_t *);
74static void _db_show_appie(const char *tag, const struct ieee80211_appie *);
75static void _db_show_key(const char *tag, int ix, const struct ieee80211_key *);
76static void _db_show_roamparams(const char *tag, const void *arg,
77	const struct ieee80211_roamparam *rp);
78static void _db_show_txparams(const char *tag, const void *arg,
79	const struct ieee80211_txparam *tp);
80static void _db_show_stats(const struct ieee80211_stats *);
81
82DB_SHOW_COMMAND(sta, db_show_sta)
83{
84	if (!have_addr) {
85		db_printf("usage: show sta <addr>\n");
86		return;
87	}
88	_db_show_sta((const struct ieee80211_node *) addr);
89}
90
91DB_SHOW_COMMAND(statab, db_show_statab)
92{
93	if (!have_addr) {
94		db_printf("usage: show statab <addr>\n");
95		return;
96	}
97	_db_show_node_table("", (const struct ieee80211_node_table *) addr);
98}
99
100DB_SHOW_COMMAND(vap, db_show_vap)
101{
102	int i, showprocs = 0;
103
104	if (!have_addr) {
105		db_printf("usage: show vap <addr>\n");
106		return;
107	}
108	for (i = 0; modif[i] != '\0'; i++)
109		switch (modif[i]) {
110		case 'a':
111			showprocs = 1;
112			break;
113		case 'p':
114			showprocs = 1;
115			break;
116		}
117	_db_show_vap((const struct ieee80211vap *) addr, showprocs);
118}
119
120DB_SHOW_COMMAND(com, db_show_com)
121{
122	const struct ieee80211com *ic;
123	int i, showprocs = 0, showvaps = 0, showsta = 0;
124
125	if (!have_addr) {
126		db_printf("usage: show com <addr>\n");
127		return;
128	}
129	for (i = 0; modif[i] != '\0'; i++)
130		switch (modif[i]) {
131		case 'a':
132			showsta = showvaps = showprocs = 1;
133			break;
134		case 's':
135			showsta = 1;
136			break;
137		case 'v':
138			showvaps = 1;
139			break;
140		case 'p':
141			showprocs = 1;
142			break;
143		}
144
145	ic = (const struct ieee80211com *) addr;
146	_db_show_com(ic, showvaps, showsta, showprocs);
147}
148
149DB_SHOW_ALL_COMMAND(vaps, db_show_all_vaps)
150{
151	VNET_ITERATOR_DECL(vnet_iter);
152	const struct ifnet *ifp;
153	int i, showall = 0;
154
155	for (i = 0; modif[i] != '\0'; i++)
156		switch (modif[i]) {
157		case 'a':
158			showall = 1;
159			break;
160		}
161
162	VNET_FOREACH(vnet_iter) {
163		INIT_VNET_NET(vnet_iter);
164		TAILQ_FOREACH(ifp, &V_ifnet, if_list)
165			if (ifp->if_type == IFT_IEEE80211) {
166				const struct ieee80211com *ic = ifp->if_l2com;
167
168				if (!showall) {
169					const struct ieee80211vap *vap;
170					db_printf("%s: com %p vaps:",
171					    ifp->if_xname, ic);
172					TAILQ_FOREACH(vap, &ic->ic_vaps,
173					    iv_next)
174						db_printf(" %s(%p)",
175						    vap->iv_ifp->if_xname, vap);
176					db_printf("\n");
177				} else
178					_db_show_com(ic, 1, 1, 1);
179			}
180	}
181}
182
183static void
184_db_show_txampdu(const char *sep, int ix, const struct ieee80211_tx_ampdu *tap)
185{
186	db_printf("%stxampdu[%d]: %p flags %b ac %s\n",
187		sep, ix, tap, tap->txa_flags, IEEE80211_AGGR_BITS,
188		ieee80211_wme_acnames[tap->txa_ac]);
189	db_printf("%s  token %u lastsample %d pkts %d avgpps %d qbytes %d qframes %d\n",
190		sep, tap->txa_token, tap->txa_lastsample, tap->txa_pkts,
191		tap->txa_avgpps, tap->txa_qbytes, tap->txa_qframes);
192	db_printf("%s  start %u seqpending %u wnd %u attempts %d nextrequest %d\n",
193		sep, tap->txa_start, tap->txa_seqpending, tap->txa_wnd,
194		tap->txa_attempts, tap->txa_nextrequest);
195	/* XXX timer */
196}
197
198static void
199_db_show_rxampdu(const char *sep, int ix, const struct ieee80211_rx_ampdu *rap)
200{
201	int i;
202
203	db_printf("%srxampdu[%d]: %p flags 0x%x tid %u\n",
204		sep, ix, rap, rap->rxa_flags, ix /*XXX */);
205	db_printf("%s  qbytes %d qframes %d seqstart %u start %u wnd %u\n",
206		sep, rap->rxa_qbytes, rap->rxa_qframes,
207		rap->rxa_seqstart, rap->rxa_start, rap->rxa_wnd);
208	db_printf("%s  age %d nframes %d\n", sep,
209		rap->rxa_age, rap->rxa_nframes);
210	for (i = 0; i < IEEE80211_AGGR_BAWMAX; i++)
211		if (rap->rxa_m[i] != NULL)
212			db_printf("%s  m[%2u:%4u] %p\n", sep, i,
213			    IEEE80211_SEQ_ADD(rap->rxa_start, i),
214			    rap->rxa_m[i]);
215}
216
217static void
218_db_show_sta(const struct ieee80211_node *ni)
219{
220	int i;
221
222	db_printf("0x%p: mac %s refcnt %d\n", ni,
223		ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni));
224	db_printf("\tvap %p wdsvap %p ic %p table %p\n",
225		ni->ni_vap, ni->ni_wdsvap, ni->ni_ic, ni->ni_table);
226	db_printf("\tflags=%b\n", ni->ni_flags, IEEE80211_NODE_BITS);
227	db_printf("\tscangen %u authmode %u ath_flags 0x%x ath_defkeyix %u\n",
228		ni->ni_scangen, ni->ni_authmode,
229		ni->ni_ath_flags, ni->ni_ath_defkeyix);
230	db_printf("\tassocid 0x%x txpower %u vlan %u\n",
231		ni->ni_associd, ni->ni_txpower, ni->ni_vlan);
232	db_printf("\tjointime %d (%lu secs) challenge %p\n",
233		ni->ni_jointime, (unsigned long)(time_uptime - ni->ni_jointime),
234		ni->ni_challenge);
235	db_printf("\ties: data %p len %d\n", ni->ni_ies.data, ni->ni_ies.len);
236	db_printf("\t[wpa_ie %p rsn_ie %p wme_ie %p ath_ie %p\n",
237		ni->ni_ies.wpa_ie, ni->ni_ies.rsn_ie, ni->ni_ies.wme_ie,
238		ni->ni_ies.ath_ie);
239	db_printf("\t htcap_ie %p htinfo_ie %p]\n",
240		ni->ni_ies.htcap_ie, ni->ni_ies.htinfo_ie);
241	if (ni->ni_flags & IEEE80211_NODE_QOS) {
242		for (i = 0; i < WME_NUM_TID; i++) {
243			if (ni->ni_txseqs[i] || ni->ni_rxseqs[i])
244				db_printf("\t[%u] txseq %u rxseq %u fragno %u\n",
245				    i, ni->ni_txseqs[i],
246				    ni->ni_rxseqs[i] >> IEEE80211_SEQ_SEQ_SHIFT,
247				    ni->ni_rxseqs[i] & IEEE80211_SEQ_FRAG_MASK);
248		}
249	}
250	db_printf("\ttxseq %u rxseq %u fragno %u rxfragstamp %u\n",
251		ni->ni_txseqs[IEEE80211_NONQOS_TID],
252		ni->ni_rxseqs[IEEE80211_NONQOS_TID] >> IEEE80211_SEQ_SEQ_SHIFT,
253		ni->ni_rxseqs[IEEE80211_NONQOS_TID] & IEEE80211_SEQ_FRAG_MASK,
254		ni->ni_rxfragstamp);
255	db_printf("\trxfrag[0] %p rxfrag[1] %p rxfrag[2] %p\n",
256		ni->ni_rxfrag[0], ni->ni_rxfrag[1], ni->ni_rxfrag[2]);
257	_db_show_key("\tucastkey", 0, &ni->ni_ucastkey);
258	db_printf("\trstamp %u avgrssi 0x%x (rssi %d) noise %d\n",
259		ni->ni_rstamp, ni->ni_avgrssi,
260		IEEE80211_RSSI_GET(ni->ni_avgrssi), ni->ni_noise);
261	db_printf("\tintval %u capinfo %b\n",
262		ni->ni_intval, ni->ni_capinfo, IEEE80211_CAPINFO_BITS);
263	db_printf("\tbssid %s", ether_sprintf(ni->ni_bssid));
264	_db_show_ssid(" essid ", 0, ni->ni_esslen, ni->ni_essid);
265	db_printf("\n");
266	_db_show_channel("\tchannel", ni->ni_chan);
267	db_printf("\n");
268	db_printf("\terp %b dtim_period %u dtim_count %u\n",
269		ni->ni_erp, IEEE80211_ERP_BITS,
270		ni->ni_dtim_period, ni->ni_dtim_count);
271
272	db_printf("\thtcap %b htparam 0x%x htctlchan %u ht2ndchan %u\n",
273		ni->ni_htcap, IEEE80211_HTCAP_BITS,
274		ni->ni_htparam, ni->ni_htctlchan, ni->ni_ht2ndchan);
275	db_printf("\thtopmode 0x%x htstbc 0x%x chw %u\n",
276		ni->ni_htopmode, ni->ni_htstbc, ni->ni_chw);
277
278	/* XXX ampdu state */
279	for (i = 0; i < WME_NUM_AC; i++)
280		if (ni->ni_tx_ampdu[i].txa_flags & IEEE80211_AGGR_SETUP)
281			_db_show_txampdu("\t", i, &ni->ni_tx_ampdu[i]);
282	for (i = 0; i < WME_NUM_TID; i++)
283		if (ni->ni_rx_ampdu[i].rxa_flags)
284			_db_show_rxampdu("\t", i, &ni->ni_rx_ampdu[i]);
285
286	db_printf("\tinact %u inact_reload %u txrate %u\n",
287		ni->ni_inact, ni->ni_inact_reload, ni->ni_txrate);
288	/* XXX wdsq */
289}
290
291#ifdef IEEE80211_SUPPORT_TDMA
292static void
293_db_show_tdma(const char *sep, const struct ieee80211_tdma_state *ts, int showprocs)
294{
295	db_printf("%stdma %p:\n", sep, ts);
296	db_printf("%s  version %u slot %u bintval %u peer %p\n", sep,
297	    ts->tdma_version, ts->tdma_slot, ts->tdma_bintval, ts->tdma_peer);
298	db_printf("%s  slotlen %u slotcnt %u", sep,
299	    ts->tdma_slotlen, ts->tdma_slotcnt);
300	db_printf(" inuse 0x%x active 0x%x count %d\n",
301	    ts->tdma_inuse[0], ts->tdma_active[0], ts->tdma_count);
302	if (showprocs) {
303		DB_PRINTSYM(sep, "  tdma_newstate", ts->tdma_newstate);
304		DB_PRINTSYM(sep, "  tdma_recv_mgmt", ts->tdma_recv_mgmt);
305		DB_PRINTSYM(sep, "  tdma_opdetach", ts->tdma_opdetach);
306	}
307}
308#endif /* IEEE80211_SUPPORT_TDMA */
309
310static void
311_db_show_vap(const struct ieee80211vap *vap, int showprocs)
312{
313	const struct ieee80211com *ic = vap->iv_ic;
314	int i;
315
316	db_printf("%p:", vap);
317	db_printf(" bss %p", vap->iv_bss);
318	db_printf(" myaddr %s", ether_sprintf(vap->iv_myaddr));
319	db_printf("\n");
320
321	db_printf("\topmode %s", ieee80211_opmode_name[vap->iv_opmode]);
322	db_printf(" state %s", ieee80211_state_name[vap->iv_state]);
323	db_printf(" ifp %p(%s)", vap->iv_ifp, vap->iv_ifp->if_xname);
324	db_printf("\n");
325
326	db_printf("\tic %p", vap->iv_ic);
327	db_printf(" media %p", &vap->iv_media);
328	db_printf(" bpf_if %p", vap->iv_rawbpf);
329	db_printf(" mgtsend %p", &vap->iv_mgtsend);
330#if 0
331	struct sysctllog	*iv_sysctl;	/* dynamic sysctl context */
332#endif
333	db_printf("\n");
334	db_printf("\tdebug=%b\n", vap->iv_debug, IEEE80211_MSG_BITS);
335
336	db_printf("\tflags=%b\n", vap->iv_flags, IEEE80211_F_BITS);
337	db_printf("\tflags_ext=%b\n", vap->iv_flags_ext, IEEE80211_FEXT_BITS);
338	db_printf("\tflags_ven=%b\n", vap->iv_flags_ven, IEEE80211_FVEN_BITS);
339	db_printf("\tcaps=%b\n", vap->iv_caps, IEEE80211_C_BITS);
340	db_printf("\thtcaps=%b\n", vap->iv_htcaps, IEEE80211_C_HTCAP_BITS);
341
342	_db_show_stats(&vap->iv_stats);
343
344	db_printf("\tinact_init %d", vap->iv_inact_init);
345	db_printf(" inact_auth %d", vap->iv_inact_auth);
346	db_printf(" inact_run %d", vap->iv_inact_run);
347	db_printf(" inact_probe %d", vap->iv_inact_probe);
348	db_printf("\n");
349
350	db_printf("\tdes_nssid %d", vap->iv_des_nssid);
351	if (vap->iv_des_nssid)
352		_db_show_ssid(" des_ssid[%u] ", 0,
353		    vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
354	db_printf(" des_bssid %s", ether_sprintf(vap->iv_des_bssid));
355	db_printf("\n");
356	db_printf("\tdes_mode %d", vap->iv_des_mode);
357	_db_show_channel(" des_chan", vap->iv_des_chan);
358	db_printf("\n");
359#if 0
360	int			iv_nicknamelen;	/* XXX junk */
361	uint8_t			iv_nickname[IEEE80211_NWID_LEN];
362#endif
363	db_printf("\tbgscanidle %u", vap->iv_bgscanidle);
364	db_printf(" bgscanintvl %u", vap->iv_bgscanintvl);
365	db_printf(" scanvalid %u", vap->iv_scanvalid);
366	db_printf("\n");
367	db_printf("\tscanreq_duration %u", vap->iv_scanreq_duration);
368	db_printf(" scanreq_mindwell %u", vap->iv_scanreq_mindwell);
369	db_printf(" scanreq_maxdwell %u", vap->iv_scanreq_maxdwell);
370	db_printf("\n");
371	db_printf("\tscanreq_flags 0x%x", vap->iv_scanreq_flags);
372	db_printf(" scanreq_nssid %d", vap->iv_scanreq_nssid);
373	for (i = 0; i < vap->iv_scanreq_nssid; i++)
374		_db_show_ssid(" scanreq_ssid[%u]", i,
375		    vap->iv_scanreq_ssid[i].len, vap->iv_scanreq_ssid[i].ssid);
376	db_printf(" roaming %d", vap->iv_roaming);
377	db_printf("\n");
378	for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
379		if (isset(ic->ic_modecaps, i)) {
380			_db_show_roamparams("\troamparms[%s]",
381			    ieee80211_phymode_name[i], &vap->iv_roamparms[i]);
382			db_printf("\n");
383		}
384
385	db_printf("\tbmissthreshold %u", vap->iv_bmissthreshold);
386	db_printf(" bmiss_max %u", vap->iv_bmiss_count);
387	db_printf(" bmiss_max %d", vap->iv_bmiss_max);
388	db_printf("\n");
389	db_printf("\tswbmiss_count %u", vap->iv_swbmiss_count);
390	db_printf(" swbmiss_period %u", vap->iv_swbmiss_period);
391	db_printf(" swbmiss %p", &vap->iv_swbmiss);
392	db_printf("\n");
393
394	db_printf("\tampdu_rxmax %d", vap->iv_ampdu_rxmax);
395	db_printf(" ampdu_density %d", vap->iv_ampdu_density);
396	db_printf(" ampdu_limit %d", vap->iv_ampdu_limit);
397	db_printf(" amsdu_limit %d", vap->iv_amsdu_limit);
398	db_printf("\n");
399
400	db_printf("\tmax_aid %u", vap->iv_max_aid);
401	db_printf(" aid_bitmap %p", vap->iv_aid_bitmap);
402	db_printf("\n");
403	db_printf("\tsta_assoc %u", vap->iv_sta_assoc);
404	db_printf(" ps_sta %u", vap->iv_ps_sta);
405	db_printf(" ps_pending %u", vap->iv_ps_pending);
406	db_printf(" tim_len %u", vap->iv_tim_len);
407	db_printf(" tim_bitmap %p", vap->iv_tim_bitmap);
408	db_printf("\n");
409	db_printf("\tdtim_period %u", vap->iv_dtim_period);
410	db_printf(" dtim_count %u", vap->iv_dtim_count);
411	db_printf(" set_tim %p", vap->iv_set_tim);
412	db_printf(" csa_count %d", vap->iv_csa_count);
413	db_printf("\n");
414
415	db_printf("\trtsthreshold %u", vap->iv_rtsthreshold);
416	db_printf(" fragthreshold %u", vap->iv_fragthreshold);
417	db_printf(" inact_timer %d", vap->iv_inact_timer);
418	db_printf("\n");
419	for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
420		if (isset(ic->ic_modecaps, i)) {
421			_db_show_txparams("\ttxparms[%s]",
422			    ieee80211_phymode_name[i], &vap->iv_txparms[i]);
423			db_printf("\n");
424		}
425
426	/* application-specified IE's to attach to mgt frames */
427	_db_show_appie("\tappie_beacon", vap->iv_appie_beacon);
428	_db_show_appie("\tappie_probereq", vap->iv_appie_probereq);
429	_db_show_appie("\tappie_proberesp", vap->iv_appie_proberesp);
430	_db_show_appie("\tappie_assocreq", vap->iv_appie_assocreq);
431	_db_show_appie("\tappie_asscoresp", vap->iv_appie_assocresp);
432	_db_show_appie("\tappie_wpa", vap->iv_appie_wpa);
433	if (vap->iv_wpa_ie != NULL || vap->iv_rsn_ie != NULL) {
434		if (vap->iv_wpa_ie != NULL)
435			db_printf("\twpa_ie %p", vap->iv_wpa_ie);
436		if (vap->iv_rsn_ie != NULL)
437			db_printf("\trsn_ie %p", vap->iv_rsn_ie);
438		db_printf("\n");
439	}
440	db_printf("\tmax_keyix %u", vap->iv_max_keyix);
441	db_printf(" def_txkey %d", vap->iv_def_txkey);
442	db_printf("\n");
443	for (i = 0; i < IEEE80211_WEP_NKID; i++)
444		_db_show_key("\tnw_keys[%u]", i, &vap->iv_nw_keys[i]);
445
446	db_printf("\tauth %p(%s)", vap->iv_auth, vap->iv_auth->ia_name);
447	db_printf(" ec %p", vap->iv_ec);
448
449	db_printf(" acl %p", vap->iv_acl);
450	db_printf(" as %p", vap->iv_as);
451	db_printf("\n");
452#ifdef IEEE80211_SUPPORT_TDMA
453	if (vap->iv_tdma != NULL)
454		_db_show_tdma("\t", vap->iv_tdma, showprocs);
455#endif /* IEEE80211_SUPPORT_TDMA */
456	if (showprocs) {
457		DB_PRINTSYM("\t", "iv_key_alloc", vap->iv_key_alloc);
458		DB_PRINTSYM("\t", "iv_key_delete", vap->iv_key_delete);
459		DB_PRINTSYM("\t", "iv_key_set", vap->iv_key_set);
460		DB_PRINTSYM("\t", "iv_key_update_begin", vap->iv_key_update_begin);
461		DB_PRINTSYM("\t", "iv_key_update_end", vap->iv_key_update_end);
462		DB_PRINTSYM("\t", "iv_opdetach", vap->iv_opdetach);
463		DB_PRINTSYM("\t", "iv_input", vap->iv_input);
464		DB_PRINTSYM("\t", "iv_recv_mgmt", vap->iv_recv_mgmt);
465		DB_PRINTSYM("\t", "iv_deliver_data", vap->iv_deliver_data);
466		DB_PRINTSYM("\t", "iv_bmiss", vap->iv_bmiss);
467		DB_PRINTSYM("\t", "iv_reset", vap->iv_reset);
468		DB_PRINTSYM("\t", "iv_update_beacon", vap->iv_update_beacon);
469		DB_PRINTSYM("\t", "iv_newstate", vap->iv_newstate);
470		DB_PRINTSYM("\t", "iv_output", vap->iv_output);
471	}
472}
473
474static void
475_db_show_com(const struct ieee80211com *ic, int showvaps, int showsta, int showprocs)
476{
477	struct ieee80211vap *vap;
478
479	db_printf("%p:", ic);
480	TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
481		db_printf(" %s(%p)", vap->iv_ifp->if_xname, vap);
482	db_printf("\n");
483	db_printf("\tifp %p(%s)", ic->ic_ifp, ic->ic_ifp->if_xname);
484	db_printf(" comlock %p", &ic->ic_comlock);
485	db_printf("\n");
486	db_printf("\theadroom %d", ic->ic_headroom);
487	db_printf(" phytype %d", ic->ic_phytype);
488	db_printf(" opmode %s", ieee80211_opmode_name[ic->ic_opmode]);
489	db_printf("\n");
490	db_printf("\tmedia %p", &ic->ic_media);
491	db_printf(" inact %p", &ic->ic_inact);
492	db_printf("\n");
493
494	db_printf("\tflags=%b\n", ic->ic_flags, IEEE80211_F_BITS);
495	db_printf("\tflags_ext=%b\n", ic->ic_flags_ext, IEEE80211_FEXT_BITS);
496	db_printf("\tflags_ven=%b\n", ic->ic_flags_ven, IEEE80211_FVEN_BITS);
497	db_printf("\tcaps=%b\n", ic->ic_caps, IEEE80211_C_BITS);
498	db_printf("\tcryptocaps=%b\n",
499	    ic->ic_cryptocaps, IEEE80211_CRYPTO_BITS);
500	db_printf("\thtcaps=%b\n", ic->ic_htcaps, IEEE80211_HTCAP_BITS);
501
502#if 0
503	uint8_t			ic_modecaps[2];	/* set of mode capabilities */
504#endif
505	db_printf("\tcurmode %u", ic->ic_curmode);
506	db_printf(" promisc %u", ic->ic_promisc);
507	db_printf(" allmulti %u", ic->ic_allmulti);
508	db_printf(" nrunning %u", ic->ic_nrunning);
509	db_printf("\n");
510	db_printf("\tbintval %u", ic->ic_bintval);
511	db_printf(" lintval %u", ic->ic_lintval);
512	db_printf(" holdover %u", ic->ic_holdover);
513	db_printf(" txpowlimit %u", ic->ic_txpowlimit);
514	db_printf("\n");
515#if 0
516	struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
517#endif
518	/*
519	 * Channel state:
520	 *
521	 * ic_channels is the set of available channels for the device;
522	 *    it is setup by the driver
523	 * ic_nchans is the number of valid entries in ic_channels
524	 * ic_chan_avail is a bit vector of these channels used to check
525	 *    whether a channel is available w/o searching the channel table.
526	 * ic_chan_active is a (potentially) constrained subset of
527	 *    ic_chan_avail that reflects any mode setting or user-specified
528	 *    limit on the set of channels to use/scan
529	 * ic_curchan is the current channel the device is set to; it may
530	 *    be different from ic_bsschan when we are off-channel scanning
531	 *    or otherwise doing background work
532	 * ic_bsschan is the channel selected for operation; it may
533	 *    be undefined (IEEE80211_CHAN_ANYC)
534	 * ic_prevchan is a cached ``previous channel'' used to optimize
535	 *    lookups when switching back+forth between two channels
536	 *    (e.g. for dynamic turbo)
537	 */
538	db_printf("\tnchans %d", ic->ic_nchans);
539#if 0
540	struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
541	uint8_t			ic_chan_avail[IEEE80211_CHAN_BYTES];
542	uint8_t			ic_chan_active[IEEE80211_CHAN_BYTES];
543	uint8_t			ic_chan_scan[IEEE80211_CHAN_BYTES];
544#endif
545	db_printf("\n");
546	_db_show_channel("\tcurchan", ic->ic_curchan);
547	db_printf("\n");
548	_db_show_channel("\tbsschan", ic->ic_bsschan);
549	db_printf("\n");
550	_db_show_channel("\tprevchan", ic->ic_prevchan);
551	db_printf("\n");
552	db_printf("\tregdomain %p", &ic->ic_regdomain);
553	db_printf("\n");
554
555	_db_show_channel("\tcsa_newchan", ic->ic_csa_newchan);
556	db_printf(" csa_count %d", ic->ic_csa_count);
557	db_printf( "dfs %p", &ic->ic_dfs);
558	db_printf("\n");
559
560	db_printf("\tscan %p", ic->ic_scan);
561	db_printf(" lastdata %d", ic->ic_lastdata);
562	db_printf(" lastscan %d", ic->ic_lastscan);
563	db_printf("\n");
564
565	db_printf("\tmax_keyix %d", ic->ic_max_keyix);
566	db_printf(" wme %p", &ic->ic_wme);
567	if (!showsta)
568		db_printf(" sta %p", &ic->ic_sta);
569	db_printf("\n");
570	if (showsta)
571		_db_show_node_table("\t", &ic->ic_sta);
572
573	db_printf("\tprotmode %d", ic->ic_protmode);
574	db_printf(" nonerpsta %u", ic->ic_nonerpsta);
575	db_printf(" longslotsta %u", ic->ic_longslotsta);
576	db_printf(" lastnonerp %d", ic->ic_lastnonerp);
577	db_printf("\n");
578	db_printf("\tsta_assoc %u", ic->ic_sta_assoc);
579	db_printf(" ht_sta_assoc %u", ic->ic_ht_sta_assoc);
580	db_printf(" ht40_sta_assoc %u", ic->ic_ht40_sta_assoc);
581	db_printf("\n");
582	db_printf("\tcurhtprotmode 0x%x", ic->ic_curhtprotmode);
583	db_printf(" htprotmode %d", ic->ic_htprotmode);
584	db_printf(" lastnonht %d", ic->ic_lastnonht);
585	db_printf("\n");
586
587	if (showprocs) {
588		DB_PRINTSYM("\t", "ic_vap_create", ic->ic_vap_create);
589		DB_PRINTSYM("\t", "ic_vap_delete", ic->ic_vap_delete);
590#if 0
591		/* operating mode attachment */
592		ieee80211vap_attach	ic_vattach[IEEE80211_OPMODE_MAX];
593#endif
594		DB_PRINTSYM("\t", "ic_newassoc", ic->ic_newassoc);
595		DB_PRINTSYM("\t", "ic_getradiocaps", ic->ic_getradiocaps);
596		DB_PRINTSYM("\t", "ic_setregdomain", ic->ic_setregdomain);
597		DB_PRINTSYM("\t", "ic_send_mgmt", ic->ic_send_mgmt);
598		DB_PRINTSYM("\t", "ic_raw_xmit", ic->ic_raw_xmit);
599		DB_PRINTSYM("\t", "ic_updateslot", ic->ic_updateslot);
600		DB_PRINTSYM("\t", "ic_update_mcast", ic->ic_update_mcast);
601		DB_PRINTSYM("\t", "ic_update_promisc", ic->ic_update_promisc);
602		DB_PRINTSYM("\t", "ic_node_alloc", ic->ic_node_alloc);
603		DB_PRINTSYM("\t", "ic_node_free", ic->ic_node_free);
604		DB_PRINTSYM("\t", "ic_node_cleanup", ic->ic_node_cleanup);
605		DB_PRINTSYM("\t", "ic_node_getrssi", ic->ic_node_getrssi);
606		DB_PRINTSYM("\t", "ic_node_getsignal", ic->ic_node_getsignal);
607		DB_PRINTSYM("\t", "ic_node_getmimoinfo", ic->ic_node_getmimoinfo);
608		DB_PRINTSYM("\t", "ic_scan_start", ic->ic_scan_start);
609		DB_PRINTSYM("\t", "ic_scan_end", ic->ic_scan_end);
610		DB_PRINTSYM("\t", "ic_set_channel", ic->ic_set_channel);
611		DB_PRINTSYM("\t", "ic_scan_curchan", ic->ic_scan_curchan);
612		DB_PRINTSYM("\t", "ic_scan_mindwell", ic->ic_scan_mindwell);
613		DB_PRINTSYM("\t", "ic_recv_action", ic->ic_recv_action);
614		DB_PRINTSYM("\t", "ic_send_action", ic->ic_send_action);
615		DB_PRINTSYM("\t", "ic_addba_request", ic->ic_addba_request);
616		DB_PRINTSYM("\t", "ic_addba_response", ic->ic_addba_response);
617		DB_PRINTSYM("\t", "ic_addba_stop", ic->ic_addba_stop);
618	}
619	if (showvaps && !TAILQ_EMPTY(&ic->ic_vaps)) {
620		db_printf("\n");
621		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
622			_db_show_vap(vap, showprocs);
623	}
624	if (showsta && !TAILQ_EMPTY(&ic->ic_sta.nt_node)) {
625		const struct ieee80211_node_table *nt = &ic->ic_sta;
626		const struct ieee80211_node *ni;
627
628		TAILQ_FOREACH(ni, &nt->nt_node, ni_list) {
629			db_printf("\n");
630			_db_show_sta(ni);
631		}
632	}
633}
634
635static void
636_db_show_node_table(const char *tag, const struct ieee80211_node_table *nt)
637{
638	int i;
639
640	db_printf("%s%s@%p:\n", tag, nt->nt_name, nt);
641	db_printf("%s  nodelock %p", tag, &nt->nt_nodelock);
642	db_printf(" inact_init %d", nt->nt_inact_init);
643	db_printf(" scanlock %p", &nt->nt_scanlock);
644	db_printf(" scangen %u\n", nt->nt_scangen);
645	db_printf("%s  keyixmax %d keyixmap %p\n",
646	    tag, nt->nt_keyixmax, nt->nt_keyixmap);
647	for (i = 0; i < nt->nt_keyixmax; i++) {
648		const struct ieee80211_node *ni = nt->nt_keyixmap[i];
649		if (ni != NULL)
650			db_printf("%s  [%3u] %p %s\n", tag, i, ni,
651			    ether_sprintf(ni->ni_macaddr));
652	}
653}
654
655static void
656_db_show_channel(const char *tag, const struct ieee80211_channel *c)
657{
658	db_printf("%s ", tag);
659	if (c == NULL)
660		db_printf("<NULL>");
661	else if (c == IEEE80211_CHAN_ANYC)
662		db_printf("<ANY>");
663	else
664		db_printf("[%u (%u) flags=%b maxreg %d maxpow %d minpow %d state 0x%x extieee %u]",
665		    c->ic_freq, c->ic_ieee,
666		    c->ic_flags, IEEE80211_CHAN_BITS,
667		    c->ic_maxregpower, c->ic_maxpower, c->ic_minpower,
668		    c->ic_state, c->ic_extieee);
669}
670
671static void
672_db_show_ssid(const char *tag, int ix, int len, const uint8_t *ssid)
673{
674	const uint8_t *p;
675	int i;
676
677	db_printf(tag, ix);
678
679	if (len > IEEE80211_NWID_LEN)
680		len = IEEE80211_NWID_LEN;
681	/* determine printable or not */
682	for (i = 0, p = ssid; i < len; i++, p++) {
683		if (*p < ' ' || *p > 0x7e)
684			break;
685	}
686	if (i == len) {
687		db_printf("\"");
688		for (i = 0, p = ssid; i < len; i++, p++)
689			db_printf("%c", *p);
690		db_printf("\"");
691	} else {
692		db_printf("0x");
693		for (i = 0, p = ssid; i < len; i++, p++)
694			db_printf("%02x", *p);
695	}
696}
697
698static void
699_db_show_appie(const char *tag, const struct ieee80211_appie *ie)
700{
701	const uint8_t *p;
702	int i;
703
704	if (ie == NULL)
705		return;
706	db_printf("%s [0x", tag);
707	for (i = 0, p = ie->ie_data; i < ie->ie_len; i++, p++)
708		db_printf("%02x", *p);
709	db_printf("]\n");
710}
711
712static void
713_db_show_key(const char *tag, int ix, const struct ieee80211_key *wk)
714{
715	static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
716	const struct ieee80211_cipher *cip = wk->wk_cipher;
717	int keylen = wk->wk_keylen;
718
719	db_printf(tag, ix);
720	switch (cip->ic_cipher) {
721	case IEEE80211_CIPHER_WEP:
722		/* compatibility */
723		db_printf(" wepkey %u:%s", wk->wk_keyix,
724		    keylen <= 5 ? "40-bit" :
725		    keylen <= 13 ? "104-bit" : "128-bit");
726		break;
727	case IEEE80211_CIPHER_TKIP:
728		if (keylen > 128/8)
729			keylen -= 128/8;	/* ignore MIC for now */
730		db_printf(" TKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
731		break;
732	case IEEE80211_CIPHER_AES_OCB:
733		db_printf(" AES-OCB %u:%u-bit", wk->wk_keyix, 8*keylen);
734		break;
735	case IEEE80211_CIPHER_AES_CCM:
736		db_printf(" AES-CCM %u:%u-bit", wk->wk_keyix, 8*keylen);
737		break;
738	case IEEE80211_CIPHER_CKIP:
739		db_printf(" CKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
740		break;
741	case IEEE80211_CIPHER_NONE:
742		db_printf(" NULL %u:%u-bit", wk->wk_keyix, 8*keylen);
743		break;
744	default:
745		db_printf(" UNKNOWN (0x%x) %u:%u-bit",
746			cip->ic_cipher, wk->wk_keyix, 8*keylen);
747		break;
748	}
749	if (wk->wk_rxkeyix != wk->wk_keyix)
750		db_printf(" rxkeyix %u", wk->wk_rxkeyix);
751	if (memcmp(wk->wk_key, zerodata, keylen) != 0) {
752		int i;
753
754		db_printf(" <");
755		for (i = 0; i < keylen; i++)
756			db_printf("%02x", wk->wk_key[i]);
757		db_printf(">");
758		if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
759		    wk->wk_keyrsc[IEEE80211_NONQOS_TID] != 0)
760			db_printf(" rsc %ju", (uintmax_t)wk->wk_keyrsc[IEEE80211_NONQOS_TID]);
761		if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
762		    wk->wk_keytsc != 0)
763			db_printf(" tsc %ju", (uintmax_t)wk->wk_keytsc);
764		db_printf(" flags=%b", wk->wk_flags, IEEE80211_KEY_BITS);
765	}
766	db_printf("\n");
767}
768
769static void
770printrate(const char *tag, int v)
771{
772	if (v == IEEE80211_FIXED_RATE_NONE)
773		db_printf(" %s <none>", tag);
774	else if (v == 11)
775		db_printf(" %s 5.5", tag);
776	else if (v & IEEE80211_RATE_MCS)
777		db_printf(" %s MCS%d", tag, v &~ IEEE80211_RATE_MCS);
778	else
779		db_printf(" %s %d", tag, v/2);
780}
781
782static void
783_db_show_roamparams(const char *tag, const void *arg,
784    const struct ieee80211_roamparam *rp)
785{
786
787	db_printf(tag, arg);
788	if (rp->rssi & 1)
789		db_printf(" rssi %u.5", rp->rssi/2);
790	else
791		db_printf(" rssi %u", rp->rssi/2);
792	printrate("rate", rp->rate);
793}
794
795static void
796_db_show_txparams(const char *tag, const void *arg,
797    const struct ieee80211_txparam *tp)
798{
799
800	db_printf(tag, arg);
801	printrate("ucastrate", tp->ucastrate);
802	printrate("mcastrate", tp->mcastrate);
803	printrate("mgmtrate", tp->mgmtrate);
804	db_printf(" maxretry %d", tp->maxretry);
805}
806
807static void
808_db_show_stats(const struct ieee80211_stats *is)
809{
810}
811#endif /* DDB */
812