xref: /freebsd/sys/net80211/ieee80211_ddb.c (revision a687910fc4352117413b8e0275383e4c687d4c4c)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2007-2009 Sam Leffler, Errno Consulting
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 #include "opt_ddb.h"
30 #include "opt_wlan.h"
31 
32 #ifdef DDB
33 /*
34  * IEEE 802.11 DDB support
35  */
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/malloc.h>
40 #include <sys/socket.h>
41 
42 #include <net/if.h>
43 #include <net/if_var.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/vnet.h>
49 
50 #include <net80211/ieee80211_var.h>
51 #ifdef IEEE80211_SUPPORT_TDMA
52 #include <net80211/ieee80211_tdma.h>
53 #endif
54 #ifdef IEEE80211_SUPPORT_MESH
55 #include <net80211/ieee80211_mesh.h>
56 #endif
57 
58 #include <ddb/ddb.h>
59 #include <ddb/db_sym.h>
60 
61 #define DB_PRINTSYM(prefix, name, addr) do { \
62 	db_printf("%s%-25s : ",  prefix, name); \
63 	db_printsym((db_addr_t) addr, DB_STGY_ANY); \
64 	db_printf("\n"); \
65 } while (0)
66 
67 static void _db_show_sta(const struct ieee80211_node *);
68 static void _db_show_vap(const struct ieee80211vap *, int, int);
69 static void _db_show_com(const struct ieee80211com *,
70 	int showvaps, int showsta, int showmesh, int showprocs, int);
71 
72 static void _db_show_all_vaps(void *, struct ieee80211com *);
73 
74 static void _db_show_node_table(const char *tag,
75 	const struct ieee80211_node_table *);
76 static void _db_show_channel(const char *tag, const struct ieee80211_channel *);
77 static void _db_show_ssid(const char *tag, int ix, int len, const uint8_t *);
78 static void _db_show_appie(const char *tag, const struct ieee80211_appie *);
79 static void _db_show_key(const char *tag, int ix, const struct ieee80211_key *);
80 static void _db_show_roamparams(const char *tag, const void *arg,
81 	const struct ieee80211_roamparam *rp);
82 static void _db_show_txparams(const char *tag, const void *arg,
83 	const struct ieee80211_txparam *tp);
84 static void _db_show_ageq(const char *tag, const struct ieee80211_ageq *q);
85 static void _db_show_stats(const struct ieee80211_stats *);
86 #ifdef IEEE80211_SUPPORT_MESH
87 static void _db_show_mesh(const struct ieee80211_mesh_state *);
88 #endif
89 
90 DB_SHOW_COMMAND(sta, db_show_sta)
91 {
92 	if (!have_addr) {
93 		db_printf("usage: show sta <addr>\n");
94 		return;
95 	}
96 	_db_show_sta((const struct ieee80211_node *) addr);
97 }
98 
99 DB_SHOW_COMMAND(statab, db_show_statab)
100 {
101 	if (!have_addr) {
102 		db_printf("usage: show statab <addr>\n");
103 		return;
104 	}
105 	_db_show_node_table("", (const struct ieee80211_node_table *) addr);
106 }
107 
108 DB_SHOW_COMMAND(vap, db_show_vap)
109 {
110 	int i, showmesh = 0, showprocs = 0;
111 
112 	if (!have_addr) {
113 		db_printf("usage: show vap <addr>\n");
114 		return;
115 	}
116 	for (i = 0; modif[i] != '\0'; i++)
117 		switch (modif[i]) {
118 		case 'a':
119 			showprocs = 1;
120 			showmesh = 1;
121 			break;
122 		case 'm':
123 			showmesh = 1;
124 			break;
125 		case 'p':
126 			showprocs = 1;
127 			break;
128 		}
129 	_db_show_vap((const struct ieee80211vap *) addr, showmesh, showprocs);
130 }
131 
132 DB_SHOW_COMMAND(com, db_show_com)
133 {
134 	const struct ieee80211com *ic;
135 	int i, showprocs = 0, showvaps = 0, showsta = 0, showmesh = 0, showscan = 0;
136 
137 	if (!have_addr) {
138 		db_printf("usage: show com <addr>\n");
139 		return;
140 	}
141 	for (i = 0; modif[i] != '\0'; i++)
142 		switch (modif[i]) {
143 		case 'a':
144 			showsta = showmesh = showvaps = showprocs = showscan = 1;
145 			break;
146 		case 'S':
147 			showscan = 1;
148 			break;
149 		case 's':
150 			showsta = 1;
151 			break;
152 		case 'm':
153 			showmesh = 1;
154 			break;
155 		case 'v':
156 			showvaps = 1;
157 			break;
158 		case 'p':
159 			showprocs = 1;
160 			break;
161 		}
162 
163 	ic = (const struct ieee80211com *) addr;
164 	_db_show_com(ic, showvaps, showsta, showmesh, showprocs, showscan);
165 }
166 
167 DB_SHOW_ALL_COMMAND(vaps, db_show_all_vaps)
168 {
169 	int i, showall = 0;
170 
171 	for (i = 0; modif[i] != '\0'; i++)
172 		switch (modif[i]) {
173 		case 'a':
174 			showall = 1;
175 			break;
176 		}
177 
178 	ieee80211_iterate_coms(_db_show_all_vaps, &showall);
179 }
180 
181 #ifdef IEEE80211_SUPPORT_MESH
182 DB_SHOW_ALL_COMMAND(mesh, db_show_mesh)
183 {
184 	const struct ieee80211_mesh_state *ms;
185 
186 	if (!have_addr) {
187 		db_printf("usage: show mesh <addr>\n");
188 		return;
189 	}
190 	ms = (const struct ieee80211_mesh_state *) addr;
191 	_db_show_mesh(ms);
192 }
193 #endif /* IEEE80211_SUPPORT_MESH */
194 
195 static void
196 _db_show_txampdu(const char *sep, int ix, const struct ieee80211_tx_ampdu *tap)
197 {
198 	db_printf("%stxampdu[%d]: %p flags %b %s\n",
199 		sep, ix, tap, tap->txa_flags, IEEE80211_AGGR_BITS,
200 		ieee80211_wme_acnames[TID_TO_WME_AC(tap->txa_tid)]);
201 	db_printf("%s  token %u lastsample %d pkts %d avgpps %d qbytes %d qframes %d\n",
202 		sep, tap->txa_token, tap->txa_lastsample, tap->txa_pkts,
203 		tap->txa_avgpps, tap->txa_qbytes, tap->txa_qframes);
204 	db_printf("%s  start %u seqpending %u wnd %u attempts %d nextrequest %d\n",
205 		sep, tap->txa_start, tap->txa_seqpending, tap->txa_wnd,
206 		tap->txa_attempts, tap->txa_nextrequest);
207 	/* XXX timer */
208 }
209 
210 static void
211 _db_show_rxampdu(const char *sep, int ix, const struct ieee80211_rx_ampdu *rap)
212 {
213 	struct mbuf *m;
214 	int i;
215 
216 	db_printf("%srxampdu[%d]: %p flags 0x%x tid %u\n",
217 		sep, ix, rap, rap->rxa_flags, ix /*XXX */);
218 	db_printf("%s  qbytes %d qframes %d seqstart %u start %u wnd %u\n",
219 		sep, rap->rxa_qbytes, rap->rxa_qframes,
220 		rap->rxa_seqstart, rap->rxa_start, rap->rxa_wnd);
221 	db_printf("%s  age %d nframes %d\n", sep,
222 		rap->rxa_age, rap->rxa_nframes);
223 	for (i = 0; i < IEEE80211_AGGR_BAWMAX; i++)
224 		if (mbufq_len(&rap->rxa_mq[i]) > 0) {
225 			db_printf("%s  m[%2u:%4u] ", sep, i,
226 			    IEEE80211_SEQ_ADD(rap->rxa_start, i));
227 			STAILQ_FOREACH(m, &rap->rxa_mq[i].mq_head,
228 			    m_stailqpkt) {
229 				db_printf(" %p", m);
230 			}
231 			db_printf("\n");
232 		}
233 }
234 
235 static void
236 _db_show_sta(const struct ieee80211_node *ni)
237 {
238 	int i;
239 
240 	db_printf("STA: %p: mac %s refcnt %d\n", ni,
241 		ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni));
242 	db_printf("\tvap %p wdsvap %p ic %p table %p\n",
243 		ni->ni_vap, ni->ni_wdsvap, ni->ni_ic, ni->ni_table);
244 	db_printf("\tflags=%b\n", ni->ni_flags, IEEE80211_NODE_BITS);
245 	db_printf("\tauthmode %u ath_flags 0x%x ath_defkeyix %u\n",
246 		ni->ni_authmode, ni->ni_ath_flags, ni->ni_ath_defkeyix);
247 	db_printf("\tassocid 0x%x txpower %u vlan %u\n",
248 		ni->ni_associd, ni->ni_txpower, ni->ni_vlan);
249 	db_printf("\tjointime %d (%lu secs) challenge %p\n",
250 		ni->ni_jointime, (unsigned long)(time_uptime - ni->ni_jointime),
251 		ni->ni_challenge);
252 	db_printf("\ties: data %p len %d\n", ni->ni_ies.data, ni->ni_ies.len);
253 	db_printf("\t[wpa_ie %p rsn_ie %p wme_ie %p ath_ie %p\n",
254 		ni->ni_ies.wpa_ie, ni->ni_ies.rsn_ie, ni->ni_ies.wme_ie,
255 		ni->ni_ies.ath_ie);
256 	db_printf("\t htcap_ie %p htinfo_ie %p]\n",
257 		ni->ni_ies.htcap_ie, ni->ni_ies.htinfo_ie);
258 	db_printf("\t vhtcap_ie %p vhtopmode_ie %p vhtpwrenv_ie %p]\n",
259 		ni->ni_ies.vhtcap_ie, ni->ni_ies.vhtopmode_ie,
260 		ni->ni_ies.vhtpwrenv_ie);
261 	if (ni->ni_flags & IEEE80211_NODE_QOS) {
262 		for (i = 0; i < WME_NUM_TID; i++) {
263 			if (ni->ni_txseqs[i] || ni->ni_rxseqs[i])
264 				db_printf("\t[%u] txseq %u rxseq %u fragno %u\n",
265 				    i, ni->ni_txseqs[i],
266 				    ni->ni_rxseqs[i] >> IEEE80211_SEQ_SEQ_SHIFT,
267 				    ni->ni_rxseqs[i] & IEEE80211_SEQ_FRAG_MASK);
268 		}
269 	}
270 
271 	db_printf("\ttxseq %u rxseq %u fragno %u rxfragstamp %u\n",
272 		ni->ni_txseqs[IEEE80211_NONQOS_TID],
273 		ni->ni_rxseqs[IEEE80211_NONQOS_TID] >> IEEE80211_SEQ_SEQ_SHIFT,
274 		ni->ni_rxseqs[IEEE80211_NONQOS_TID] & IEEE80211_SEQ_FRAG_MASK,
275 		ni->ni_rxfragstamp);
276 	db_printf("\trxfrag[0] %p rxfrag[1] %p rxfrag[2] %p\n",
277 		ni->ni_rxfrag[0], ni->ni_rxfrag[1], ni->ni_rxfrag[2]);
278 	_db_show_key("\tucastkey", 0, &ni->ni_ucastkey);
279 	db_printf("\tavgrssi 0x%x (rssi %d) noise %d\n",
280 		ni->ni_avgrssi, IEEE80211_RSSI_GET(ni->ni_avgrssi),
281 		ni->ni_noise);
282 	db_printf("\tintval %u capinfo %b\n",
283 		ni->ni_intval, ni->ni_capinfo, IEEE80211_CAPINFO_BITS);
284 	db_printf("\tbssid %s", ether_sprintf(ni->ni_bssid));
285 	_db_show_ssid(" essid ", 0, ni->ni_esslen, ni->ni_essid);
286 	db_printf("\n");
287 	_db_show_channel("\tchannel", ni->ni_chan);
288 	db_printf("\n");
289 	db_printf("\terp %b dtim_period %u dtim_count %u\n",
290 		ni->ni_erp, IEEE80211_ERP_BITS,
291 		ni->ni_dtim_period, ni->ni_dtim_count);
292 
293 	db_printf("\thtcap %b htparam 0x%x htctlchan %u ht2ndchan %u\n",
294 		ni->ni_htcap, IEEE80211_HTCAP_BITS,
295 		ni->ni_htparam, ni->ni_htctlchan, ni->ni_ht2ndchan);
296 	db_printf("\thtopmode 0x%x htstbc 0x%x chw %u\n",
297 		ni->ni_htopmode, ni->ni_htstbc, ni->ni_chw);
298 
299 	/* XXX ampdu state */
300 	for (i = 0; i < WME_NUM_TID; i++)
301 		if (ni->ni_tx_ampdu[i].txa_flags & IEEE80211_AGGR_SETUP)
302 			_db_show_txampdu("\t", i, &ni->ni_tx_ampdu[i]);
303 	for (i = 0; i < WME_NUM_TID; i++)
304 		if (ni->ni_rx_ampdu[i].rxa_flags)
305 			_db_show_rxampdu("\t", i, &ni->ni_rx_ampdu[i]);
306 
307 	db_printf("\tinact %u inact_reload %u txrate %u\n",
308 		ni->ni_inact, ni->ni_inact_reload, ni->ni_txrate);
309 #ifdef IEEE80211_SUPPORT_MESH
310 	_db_show_ssid("\tmeshid ", 0, ni->ni_meshidlen, ni->ni_meshid);
311 	db_printf(" mlstate %b mllid 0x%x mlpid 0x%x mlrcnt %u mltval %u\n",
312 	    ni->ni_mlstate, IEEE80211_MESH_MLSTATE_BITS,
313 	    ni->ni_mllid, ni->ni_mlpid, ni->ni_mlrcnt, ni->ni_mltval);
314 #endif
315 
316 	/* VHT state */
317 	db_printf("\tvhtcap %b vht_basicmcs %#06x vht_pad2 %#06x\n",
318 	    ni->ni_vhtcap, IEEE80211_VHTCAP_BITS,
319 	    ni->ni_vht_basicmcs, ni->ni_vht_pad2);
320 	db_printf("\tvht_mcsinfo: { rx_mcs_map %#06x rx_highest %#06x "
321 	    "tx_mcs_map %#06x tx_highest %#06x }\n",
322 	    ni->ni_vht_mcsinfo.rx_mcs_map, ni->ni_vht_mcsinfo.rx_highest,
323 	    ni->ni_vht_mcsinfo.tx_mcs_map, ni->ni_vht_mcsinfo.tx_highest);
324 	db_printf("\tvht_chan1/chan2 %u/%u vht_chanwidth %#04x\n",
325 	    ni->ni_vht_chan1, ni->ni_vht_chan2, ni->ni_vht_chanwidth);
326 	db_printf("\tvht_pad1 %#04x vht_spare { %#x %#x %#x %#x %#x %#x %#x %#x }\n",
327 	    ni->ni_vht_pad1, ni->ni_vht_spare[0], ni->ni_vht_spare[1],
328 	    ni->ni_vht_spare[2], ni->ni_vht_spare[3], ni->ni_vht_spare[4],
329 	    ni->ni_vht_spare[5], ni->ni_vht_spare[6], ni->ni_vht_spare[7]);
330 }
331 
332 #ifdef IEEE80211_SUPPORT_TDMA
333 static void
334 _db_show_tdma(const char *sep, const struct ieee80211_tdma_state *ts, int showprocs)
335 {
336 	db_printf("%stdma %p:\n", sep, ts);
337 	db_printf("%s  version %u slot %u bintval %u peer %p\n", sep,
338 	    ts->tdma_version, ts->tdma_slot, ts->tdma_bintval, ts->tdma_peer);
339 	db_printf("%s  slotlen %u slotcnt %u", sep,
340 	    ts->tdma_slotlen, ts->tdma_slotcnt);
341 	db_printf(" inuse 0x%x active 0x%x count %d\n",
342 	    ts->tdma_inuse[0], ts->tdma_active[0], ts->tdma_count);
343 	if (showprocs) {
344 		DB_PRINTSYM(sep, "  tdma_newstate", ts->tdma_newstate);
345 		DB_PRINTSYM(sep, "  tdma_recv_mgmt", ts->tdma_recv_mgmt);
346 		DB_PRINTSYM(sep, "  tdma_opdetach", ts->tdma_opdetach);
347 	}
348 }
349 #endif /* IEEE80211_SUPPORT_TDMA */
350 
351 static void
352 _db_show_scan(const struct ieee80211_scan_state *ss, int showprocs)
353 {
354 	int i;
355 	const struct ieee80211_scanner *ss_ops;
356 
357 	db_printf("SCAN %p:", ss);
358 	db_printf(" vap %p ic %p", ss->ss_vap, ss->ss_ic);
359 	db_printf("\n");
360 
361 	db_printf("\tss_ops %p (%s) ss_priv %p",
362 	    ss->ss_ops, ss->ss_ops->scan_name, ss->ss_priv);
363 	db_printf("\n");
364 	if (showprocs) {
365 		ss_ops = ss->ss_ops;
366 		DB_PRINTSYM("\t", "scan_attach", ss_ops->scan_attach);
367 		DB_PRINTSYM("\t", "scan_detach", ss_ops->scan_detach);
368 		DB_PRINTSYM("\t", "scan_start", ss_ops->scan_start);
369 		DB_PRINTSYM("\t", "scan_restart", ss_ops->scan_restart);
370 		DB_PRINTSYM("\t", "scan_cancel", ss_ops->scan_cancel);
371 		DB_PRINTSYM("\t", "scan_end", ss_ops->scan_end);
372 		DB_PRINTSYM("\t", "scan_flush", ss_ops->scan_flush);
373 		DB_PRINTSYM("\t", "scan_pickchan", ss_ops->scan_pickchan);
374 		DB_PRINTSYM("\t", "scan_add", ss_ops->scan_add);
375 		DB_PRINTSYM("\t", "scan_age", ss_ops->scan_age);
376 		DB_PRINTSYM("\t", "scan_assoc_fail", ss_ops->scan_assoc_fail);
377 		DB_PRINTSYM("\t", "scan_assoc_success", ss_ops->scan_assoc_success);
378 		DB_PRINTSYM("\t", "scan_iterate", ss_ops->scan_iterate);
379 		DB_PRINTSYM("\t", "scan_spare0", ss_ops->scan_spare0);
380 		DB_PRINTSYM("\t", "scan_spare1", ss_ops->scan_spare1);
381 		DB_PRINTSYM("\t", "scan_spare2", ss_ops->scan_spare2);
382 		DB_PRINTSYM("\t", "scan_spare3", ss_ops->scan_spare3);
383 	}
384 
385 	db_printf("\tss_flags %b", ss->ss_flags, IEEE80211_SS_FLAGS_BITS);
386 	db_printf("\n");
387 
388 	db_printf("\tss_nssid %u", ss->ss_nssid);
389 	for (i = 0; i < ss->ss_nssid && i < IEEE80211_SCAN_MAX_SSID; i++)
390 		_db_show_ssid(" ss_nssid[%d]", i,
391 		    ss->ss_ssid[i].len, ss->ss_ssid[i].ssid);
392 	db_printf("\n");
393 
394 	db_printf("\tss_chans:\n");
395 	for (i = 0; i < ss->ss_last && i < IEEE80211_SCAN_MAX; i++) {
396 		db_printf("\t%-3d", i);
397 		_db_show_channel(" ", ss->ss_chans[i]);
398 		db_printf("\n");
399 	}
400 
401 	db_printf("\tss_next %u ss_last %u ss_mindwell %lu ss_maxdwell %lu",
402 	    ss->ss_next, ss->ss_last, ss->ss_mindwell, ss->ss_maxdwell);
403 	db_printf("\n");
404 }
405 
406 static void
407 _db_show_vap(const struct ieee80211vap *vap, int showmesh, int showprocs)
408 {
409 	const struct ieee80211com *ic = vap->iv_ic;
410 	int i;
411 
412 	db_printf("VAP %p:", vap);
413 	db_printf(" bss %p", vap->iv_bss);
414 	db_printf(" myaddr %s", ether_sprintf(vap->iv_myaddr));
415 	db_printf("\n");
416 
417 	db_printf("\topmode %s", ieee80211_opmode_name[vap->iv_opmode]);
418 #ifdef IEEE80211_SUPPORT_MESH
419 	if (vap->iv_opmode == IEEE80211_M_MBSS)
420 		db_printf("(%p)", vap->iv_mesh);
421 #endif
422 	db_printf(" state %s", ieee80211_state_name[vap->iv_state]);
423 	db_printf(" ifp %p(%s)", vap->iv_ifp, if_name(vap->iv_ifp));
424 	db_printf("\n");
425 
426 	db_printf("\tic %p", vap->iv_ic);
427 	db_printf(" media %p", &vap->iv_media);
428 	db_printf(" bpf_if %p", vap->iv_rawbpf);
429 	db_printf(" mgtsend %p", &vap->iv_mgtsend);
430 #if 0
431 	struct sysctllog	*iv_sysctl;	/* dynamic sysctl context */
432 #endif
433 	db_printf("\n");
434 	db_printf("\tdebug=%b\n", vap->iv_debug, IEEE80211_MSG_BITS);
435 
436 	db_printf("\tflags=%b\n", vap->iv_flags, IEEE80211_F_BITS);
437 	db_printf("\tflags_ext=%b\n", vap->iv_flags_ext, IEEE80211_FEXT_BITS);
438 	db_printf("\tflags_ht=%b\n", vap->iv_flags_ht, IEEE80211_FHT_BITS);
439 	db_printf("\tflags_ven=%b\n", vap->iv_flags_ven, IEEE80211_FVEN_BITS);
440 	db_printf("\tcaps=%b\n", vap->iv_caps, IEEE80211_C_BITS);
441 	db_printf("\thtcaps=%b\n", vap->iv_htcaps, IEEE80211_C_HTCAP_BITS);
442 	db_printf("\tvhtcaps=%b\n", vap->iv_vhtcaps, IEEE80211_VHTCAP_BITS);
443 
444 	_db_show_stats(&vap->iv_stats);
445 
446 	db_printf("\tinact_init %d", vap->iv_inact_init);
447 	db_printf(" inact_auth %d", vap->iv_inact_auth);
448 	db_printf(" inact_run %d", vap->iv_inact_run);
449 	db_printf(" inact_probe %d", vap->iv_inact_probe);
450 	db_printf("\n");
451 
452 	db_printf("\tdes_nssid %d", vap->iv_des_nssid);
453 	if (vap->iv_des_nssid)
454 		_db_show_ssid(" des_ssid[%u] ", 0,
455 		    vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
456 	db_printf(" des_bssid %s", ether_sprintf(vap->iv_des_bssid));
457 	db_printf("\n");
458 	db_printf("\tdes_mode %d", vap->iv_des_mode);
459 	_db_show_channel(" des_chan", vap->iv_des_chan);
460 	db_printf("\n");
461 #if 0
462 	int			iv_nicknamelen;	/* XXX junk */
463 	uint8_t			iv_nickname[IEEE80211_NWID_LEN];
464 #endif
465 	db_printf("\tbgscanidle %u", vap->iv_bgscanidle);
466 	db_printf(" bgscanintvl %u", vap->iv_bgscanintvl);
467 	db_printf(" scanvalid %u", vap->iv_scanvalid);
468 	db_printf("\n");
469 	db_printf("\tscanreq_duration %u", vap->iv_scanreq_duration);
470 	db_printf(" scanreq_mindwell %u", vap->iv_scanreq_mindwell);
471 	db_printf(" scanreq_maxdwell %u", vap->iv_scanreq_maxdwell);
472 	db_printf("\n");
473 	db_printf("\tscanreq_flags 0x%x", vap->iv_scanreq_flags);
474 	db_printf(" scanreq_nssid %d", vap->iv_scanreq_nssid);
475 	for (i = 0; i < vap->iv_scanreq_nssid; i++)
476 		_db_show_ssid(" scanreq_ssid[%u]", i,
477 		    vap->iv_scanreq_ssid[i].len, vap->iv_scanreq_ssid[i].ssid);
478 	db_printf(" roaming %d", vap->iv_roaming);
479 	db_printf("\n");
480 	for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
481 		if (isset(ic->ic_modecaps, i)) {
482 			_db_show_roamparams("\troamparms[%s]",
483 			    ieee80211_phymode_name[i], &vap->iv_roamparms[i]);
484 			db_printf("\n");
485 		}
486 
487 	db_printf("\tbmissthreshold %u", vap->iv_bmissthreshold);
488 	db_printf(" bmiss_max %u", vap->iv_bmiss_count);
489 	db_printf(" bmiss_max %d", vap->iv_bmiss_max);
490 	db_printf("\n");
491 	db_printf("\tswbmiss_count %u", vap->iv_swbmiss_count);
492 	db_printf(" swbmiss_period %u", vap->iv_swbmiss_period);
493 	db_printf(" swbmiss %p", &vap->iv_swbmiss);
494 	db_printf("\n");
495 
496 	db_printf("\tampdu_rxmax %d", vap->iv_ampdu_rxmax);
497 	db_printf(" ampdu_density %d", vap->iv_ampdu_density);
498 	db_printf(" ampdu_limit %d", vap->iv_ampdu_limit);
499 	db_printf(" amsdu_limit %d", vap->iv_amsdu_limit);
500 	db_printf("\n");
501 
502 	db_printf("\tmax_aid %u", vap->iv_max_aid);
503 	db_printf(" aid_bitmap %p", vap->iv_aid_bitmap);
504 	db_printf("\n");
505 	db_printf("\tsta_assoc %u", vap->iv_sta_assoc);
506 	db_printf(" ps_sta %u", vap->iv_ps_sta);
507 	db_printf(" ps_pending %u", vap->iv_ps_pending);
508 	db_printf(" tim_len %u", vap->iv_tim_len);
509 	db_printf(" tim_bitmap %p", vap->iv_tim_bitmap);
510 	db_printf("\n");
511 	db_printf("\tdtim_period %u", vap->iv_dtim_period);
512 	db_printf(" dtim_count %u", vap->iv_dtim_count);
513 	db_printf(" set_tim %p", vap->iv_set_tim);
514 	db_printf(" csa_count %d", vap->iv_csa_count);
515 	db_printf("\n");
516 
517 	db_printf("\trtsthreshold %u", vap->iv_rtsthreshold);
518 	db_printf(" fragthreshold %u", vap->iv_fragthreshold);
519 	db_printf(" inact_timer %d", vap->iv_inact_timer);
520 	db_printf("\n");
521 	for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
522 		if (isset(ic->ic_modecaps, i)) {
523 			_db_show_txparams("\ttxparms[%s]",
524 			    ieee80211_phymode_name[i], &vap->iv_txparms[i]);
525 			db_printf("\n");
526 		}
527 
528 	/* application-specified IE's to attach to mgt frames */
529 	_db_show_appie("\tappie_beacon", vap->iv_appie_beacon);
530 	_db_show_appie("\tappie_probereq", vap->iv_appie_probereq);
531 	_db_show_appie("\tappie_proberesp", vap->iv_appie_proberesp);
532 	_db_show_appie("\tappie_assocreq", vap->iv_appie_assocreq);
533 	_db_show_appie("\tappie_asscoresp", vap->iv_appie_assocresp);
534 	_db_show_appie("\tappie_wpa", vap->iv_appie_wpa);
535 	if (vap->iv_wpa_ie != NULL || vap->iv_rsn_ie != NULL) {
536 		if (vap->iv_wpa_ie != NULL)
537 			db_printf("\twpa_ie %p", vap->iv_wpa_ie);
538 		if (vap->iv_rsn_ie != NULL)
539 			db_printf("\trsn_ie %p", vap->iv_rsn_ie);
540 		db_printf("\n");
541 	}
542 	db_printf("\tmax_keyix %u", vap->iv_max_keyix);
543 	db_printf(" def_txkey %d", vap->iv_def_txkey);
544 	db_printf("\n");
545 	for (i = 0; i < IEEE80211_WEP_NKID; i++)
546 		_db_show_key("\tnw_keys[%u]", i, &vap->iv_nw_keys[i]);
547 
548 	db_printf("\tauth %p(%s)", vap->iv_auth, vap->iv_auth->ia_name);
549 	db_printf(" ec %p", vap->iv_ec);
550 
551 	db_printf(" acl %p", vap->iv_acl);
552 	db_printf(" as %p", vap->iv_as);
553 	db_printf("\n");
554 #ifdef IEEE80211_SUPPORT_MESH
555 	if (showmesh && vap->iv_mesh != NULL)
556 		_db_show_mesh(vap->iv_mesh);
557 #endif
558 #ifdef IEEE80211_SUPPORT_TDMA
559 	if (vap->iv_tdma != NULL)
560 		_db_show_tdma("\t", vap->iv_tdma, showprocs);
561 #endif /* IEEE80211_SUPPORT_TDMA */
562 
563 	db_printf("\tsta_assoc %u", vap->iv_sta_assoc);
564 	db_printf(" ht_sta_assoc %u", vap->iv_ht_sta_assoc);
565 	db_printf(" ht40_sta_assoc %u", vap->iv_ht40_sta_assoc);
566 	db_printf("\n");
567 	db_printf("\tnonerpsta %u", vap->iv_nonerpsta);
568 	db_printf(" longslotsta %u", vap->iv_longslotsta);
569 	db_printf(" lastnonerp %d", vap->iv_lastnonerp);
570 	db_printf(" lastnonht %d", vap->iv_lastnonht);
571 	db_printf("\n");
572 
573 	if (showprocs) {
574 		DB_PRINTSYM("\t", "iv_key_alloc", vap->iv_key_alloc);
575 		DB_PRINTSYM("\t", "iv_key_delete", vap->iv_key_delete);
576 		DB_PRINTSYM("\t", "iv_key_set", vap->iv_key_set);
577 		DB_PRINTSYM("\t", "iv_key_update_begin", vap->iv_key_update_begin);
578 		DB_PRINTSYM("\t", "iv_key_update_end", vap->iv_key_update_end);
579 		DB_PRINTSYM("\t", "iv_opdetach", vap->iv_opdetach);
580 		DB_PRINTSYM("\t", "iv_input", vap->iv_input);
581 		DB_PRINTSYM("\t", "iv_recv_mgmt", vap->iv_recv_mgmt);
582 		DB_PRINTSYM("\t", "iv_deliver_data", vap->iv_deliver_data);
583 		DB_PRINTSYM("\t", "iv_bmiss", vap->iv_bmiss);
584 		DB_PRINTSYM("\t", "iv_reset", vap->iv_reset);
585 		DB_PRINTSYM("\t", "iv_update_beacon", vap->iv_update_beacon);
586 		DB_PRINTSYM("\t", "iv_newstate", vap->iv_newstate);
587 		DB_PRINTSYM("\t", "iv_output", vap->iv_output);
588 	}
589 }
590 
591 static void
592 _db_show_com(const struct ieee80211com *ic, int showvaps, int showsta,
593     int showmesh, int showprocs, int showscan)
594 {
595 	struct ieee80211vap *vap;
596 
597 	db_printf("COM: %p:", ic);
598 	TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
599 		db_printf(" %s(%p)", if_name(vap->iv_ifp), vap);
600 	db_printf("\n");
601 	db_printf("\tsoftc %p", ic->ic_softc);
602 	db_printf("\tname %s", ic->ic_name);
603 	db_printf(" comlock %p", &ic->ic_comlock);
604 	db_printf(" txlock %p", &ic->ic_txlock);
605 	db_printf(" fflock %p", &ic->ic_fflock);
606 	db_printf("\n");
607 	db_printf("\theadroom %d", ic->ic_headroom);
608 	db_printf(" phytype %d", ic->ic_phytype);
609 	db_printf(" opmode %s", ieee80211_opmode_name[ic->ic_opmode]);
610 	db_printf("\n");
611 	db_printf("\tinact %p", &ic->ic_inact);
612 	db_printf("\n");
613 
614 	db_printf("\tflags=%b\n", ic->ic_flags, IEEE80211_F_BITS);
615 	db_printf("\tflags_ext=%b\n", ic->ic_flags_ext, IEEE80211_FEXT_BITS);
616 	db_printf("\tflags_ht=%b\n", ic->ic_flags_ht, IEEE80211_FHT_BITS);
617 	db_printf("\tflags_ven=%b\n", ic->ic_flags_ven, IEEE80211_FVEN_BITS);
618 	db_printf("\tcaps=%b\n", ic->ic_caps, IEEE80211_C_BITS);
619 	db_printf("\tcryptocaps=%b\n",
620 	    ic->ic_cryptocaps, IEEE80211_CRYPTO_BITS);
621 	db_printf("\thtcaps=%b\n", ic->ic_htcaps, IEEE80211_HTCAP_BITS);
622 	db_printf("\tvhtcaps=%b\n", ic->ic_vhtcaps, IEEE80211_VHTCAP_BITS);
623 
624 #if 0
625 	uint8_t			ic_modecaps[2];	/* set of mode capabilities */
626 #endif
627 	db_printf("\tcurmode %u", ic->ic_curmode);
628 	db_printf(" promisc %u", ic->ic_promisc);
629 	db_printf(" allmulti %u", ic->ic_allmulti);
630 	db_printf(" nrunning %u", ic->ic_nrunning);
631 	db_printf("\n");
632 	db_printf("\tbintval %u", ic->ic_bintval);
633 	db_printf(" lintval %u", ic->ic_lintval);
634 	db_printf(" holdover %u", ic->ic_holdover);
635 	db_printf(" txpowlimit %u", ic->ic_txpowlimit);
636 	db_printf("\n");
637 #if 0
638 	struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
639 #endif
640 	/*
641 	 * Channel state:
642 	 *
643 	 * ic_channels is the set of available channels for the device;
644 	 *    it is setup by the driver
645 	 * ic_nchans is the number of valid entries in ic_channels
646 	 * ic_chan_avail is a bit vector of these channels used to check
647 	 *    whether a channel is available w/o searching the channel table.
648 	 * ic_chan_active is a (potentially) constrained subset of
649 	 *    ic_chan_avail that reflects any mode setting or user-specified
650 	 *    limit on the set of channels to use/scan
651 	 * ic_curchan is the current channel the device is set to; it may
652 	 *    be different from ic_bsschan when we are off-channel scanning
653 	 *    or otherwise doing background work
654 	 * ic_bsschan is the channel selected for operation; it may
655 	 *    be undefined (IEEE80211_CHAN_ANYC)
656 	 * ic_prevchan is a cached ``previous channel'' used to optimize
657 	 *    lookups when switching back+forth between two channels
658 	 *    (e.g. for dynamic turbo)
659 	 */
660 	db_printf("\tnchans %d", ic->ic_nchans);
661 #if 0
662 	struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
663 	uint8_t			ic_chan_avail[IEEE80211_CHAN_BYTES];
664 	uint8_t			ic_chan_active[IEEE80211_CHAN_BYTES];
665 	uint8_t			ic_chan_scan[IEEE80211_CHAN_BYTES];
666 #endif
667 	db_printf("\n");
668 	_db_show_channel("\tcurchan", ic->ic_curchan);
669 	db_printf("\n");
670 	_db_show_channel("\tbsschan", ic->ic_bsschan);
671 	db_printf("\n");
672 	_db_show_channel("\tprevchan", ic->ic_prevchan);
673 	db_printf("\n");
674 	db_printf("\tregdomain %p", &ic->ic_regdomain);
675 	db_printf("\n");
676 
677 	_db_show_channel("\tcsa_newchan", ic->ic_csa_newchan);
678 	db_printf(" csa_count %d", ic->ic_csa_count);
679 	db_printf( "dfs %p", &ic->ic_dfs);
680 	db_printf("\n");
681 
682 	db_printf("\tscan %p", ic->ic_scan);
683 	db_printf(" lastdata %d", ic->ic_lastdata);
684 	db_printf(" lastscan %d", ic->ic_lastscan);
685 	db_printf("\n");
686 
687 	db_printf("\tmax_keyix %d", ic->ic_max_keyix);
688 	db_printf(" hash_key 0x%x", ic->ic_hash_key);
689 	db_printf(" wme %p", &ic->ic_wme);
690 	if (!showsta)
691 		db_printf(" sta %p", &ic->ic_sta);
692 	db_printf("\n");
693 	db_printf("\tstageq@%p:\n", &ic->ic_stageq);
694 	_db_show_ageq("\t", &ic->ic_stageq);
695 	if (showsta)
696 		_db_show_node_table("\t", &ic->ic_sta);
697 
698 	db_printf("\tprotmode %d", ic->ic_protmode);
699 	db_printf("\tcurhtprotmode 0x%x", ic->ic_curhtprotmode);
700 	db_printf(" htprotmode %d", ic->ic_htprotmode);
701 	db_printf("\n");
702 
703 	db_printf("\tsuperg %p\n", ic->ic_superg);
704 
705 	db_printf("\tmontaps %d th %p txchan %p rh %p rxchan %p\n",
706 	    ic->ic_montaps, ic->ic_th, ic->ic_txchan, ic->ic_rh, ic->ic_rxchan);
707 
708 	if (showprocs) {
709 		DB_PRINTSYM("\t", "ic_vap_create", ic->ic_vap_create);
710 		DB_PRINTSYM("\t", "ic_vap_delete", ic->ic_vap_delete);
711 #if 0
712 		/* operating mode attachment */
713 		ieee80211vap_attach	ic_vattach[IEEE80211_OPMODE_MAX];
714 #endif
715 		DB_PRINTSYM("\t", "ic_newassoc", ic->ic_newassoc);
716 		DB_PRINTSYM("\t", "ic_getradiocaps", ic->ic_getradiocaps);
717 		DB_PRINTSYM("\t", "ic_setregdomain", ic->ic_setregdomain);
718 		DB_PRINTSYM("\t", "ic_send_mgmt", ic->ic_send_mgmt);
719 		DB_PRINTSYM("\t", "ic_raw_xmit", ic->ic_raw_xmit);
720 		DB_PRINTSYM("\t", "ic_updateslot", ic->ic_updateslot);
721 		DB_PRINTSYM("\t", "ic_update_mcast", ic->ic_update_mcast);
722 		DB_PRINTSYM("\t", "ic_update_promisc", ic->ic_update_promisc);
723 		DB_PRINTSYM("\t", "ic_node_alloc", ic->ic_node_alloc);
724 		DB_PRINTSYM("\t", "ic_node_free", ic->ic_node_free);
725 		DB_PRINTSYM("\t", "ic_node_cleanup", ic->ic_node_cleanup);
726 		DB_PRINTSYM("\t", "ic_node_getrssi", ic->ic_node_getrssi);
727 		DB_PRINTSYM("\t", "ic_node_getsignal", ic->ic_node_getsignal);
728 		DB_PRINTSYM("\t", "ic_node_getmimoinfo", ic->ic_node_getmimoinfo);
729 		DB_PRINTSYM("\t", "ic_scan_start", ic->ic_scan_start);
730 		DB_PRINTSYM("\t", "ic_scan_end", ic->ic_scan_end);
731 		DB_PRINTSYM("\t", "ic_set_channel", ic->ic_set_channel);
732 		DB_PRINTSYM("\t", "ic_scan_curchan", ic->ic_scan_curchan);
733 		DB_PRINTSYM("\t", "ic_scan_mindwell", ic->ic_scan_mindwell);
734 		DB_PRINTSYM("\t", "ic_recv_action", ic->ic_recv_action);
735 		DB_PRINTSYM("\t", "ic_send_action", ic->ic_send_action);
736 		DB_PRINTSYM("\t", "ic_addba_request", ic->ic_addba_request);
737 		DB_PRINTSYM("\t", "ic_addba_response", ic->ic_addba_response);
738 		DB_PRINTSYM("\t", "ic_addba_stop", ic->ic_addba_stop);
739 	}
740 	if (showscan) {
741 		db_printf("\n");
742 		_db_show_scan(ic->ic_scan, showprocs);
743 	}
744 	if (showvaps && !TAILQ_EMPTY(&ic->ic_vaps)) {
745 		db_printf("\n");
746 		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
747 			_db_show_vap(vap, showmesh, showprocs);
748 	}
749 	if (showsta && !TAILQ_EMPTY(&ic->ic_sta.nt_node)) {
750 		const struct ieee80211_node_table *nt = &ic->ic_sta;
751 		const struct ieee80211_node *ni;
752 
753 		TAILQ_FOREACH(ni, &nt->nt_node, ni_list) {
754 			db_printf("\n");
755 			_db_show_sta(ni);
756 		}
757 	}
758 }
759 
760 static void
761 _db_show_all_vaps(void *arg, struct ieee80211com *ic)
762 {
763 	int showall = *(int *)arg;
764 
765 	if (!showall) {
766 		const struct ieee80211vap *vap;
767 		db_printf("%s: com %p vaps:", ic->ic_name, ic);
768 		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
769 			db_printf(" %s(%p)", if_name(vap->iv_ifp), vap);
770 		db_printf("\n");
771 	} else
772 		_db_show_com(ic, 1, 1, 1, 1, 1);
773 }
774 
775 static void
776 _db_show_node_table(const char *tag, const struct ieee80211_node_table *nt)
777 {
778 	int i;
779 
780 	db_printf("%s%s@%p:\n", tag, nt->nt_name, nt);
781 	db_printf("%s nodelock %p", tag, &nt->nt_nodelock);
782 	db_printf(" inact_init %d", nt->nt_inact_init);
783 	db_printf("%s keyixmax %d keyixmap %p\n",
784 	    tag, nt->nt_keyixmax, nt->nt_keyixmap);
785 	for (i = 0; i < nt->nt_keyixmax; i++) {
786 		const struct ieee80211_node *ni = nt->nt_keyixmap[i];
787 		if (ni != NULL)
788 			db_printf("%s [%3u] %p %s\n", tag, i, ni,
789 			    ether_sprintf(ni->ni_macaddr));
790 	}
791 }
792 
793 static void
794 _db_show_channel(const char *tag, const struct ieee80211_channel *c)
795 {
796 	db_printf("%s ", tag);
797 	if (c == NULL)
798 		db_printf("<NULL>");
799 	else if (c == IEEE80211_CHAN_ANYC)
800 		db_printf("<ANY>");
801 	else
802 		db_printf("[%u (%u) flags=%b maxreg %d maxpow %d minpow %d state 0x%x extieee %u]",
803 		    c->ic_freq, c->ic_ieee,
804 		    c->ic_flags, IEEE80211_CHAN_BITS,
805 		    c->ic_maxregpower, c->ic_maxpower, c->ic_minpower,
806 		    c->ic_state, c->ic_extieee);
807 }
808 
809 static void
810 _db_show_ssid(const char *tag, int ix, int len, const uint8_t *ssid)
811 {
812 	const uint8_t *p;
813 	int i;
814 
815 	db_printf(tag, ix);
816 
817 	if (len > IEEE80211_NWID_LEN)
818 		len = IEEE80211_NWID_LEN;
819 	/* determine printable or not */
820 	for (i = 0, p = ssid; i < len; i++, p++) {
821 		if (*p < ' ' || *p > 0x7e)
822 			break;
823 	}
824 	if (i == len) {
825 		db_printf("\"");
826 		for (i = 0, p = ssid; i < len; i++, p++)
827 			db_printf("%c", *p);
828 		db_printf("\"");
829 	} else {
830 		db_printf("0x");
831 		for (i = 0, p = ssid; i < len; i++, p++)
832 			db_printf("%02x", *p);
833 	}
834 }
835 
836 static void
837 _db_show_appie(const char *tag, const struct ieee80211_appie *ie)
838 {
839 	const uint8_t *p;
840 	int i;
841 
842 	if (ie == NULL)
843 		return;
844 	db_printf("%s [0x", tag);
845 	for (i = 0, p = ie->ie_data; i < ie->ie_len; i++, p++)
846 		db_printf("%02x", *p);
847 	db_printf("]\n");
848 }
849 
850 static void
851 _db_show_key(const char *tag, int ix, const struct ieee80211_key *wk)
852 {
853 	static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
854 	const struct ieee80211_cipher *cip = wk->wk_cipher;
855 	int keylen = wk->wk_keylen;
856 
857 	db_printf(tag, ix);
858 	switch (cip->ic_cipher) {
859 	case IEEE80211_CIPHER_WEP:
860 		/* compatibility */
861 		db_printf(" wepkey %u:%s", wk->wk_keyix,
862 		    keylen <= 5 ? "40-bit" :
863 		    keylen <= 13 ? "104-bit" : "128-bit");
864 		break;
865 	case IEEE80211_CIPHER_TKIP:
866 		if (keylen > 128/8)
867 			keylen -= 128/8;	/* ignore MIC for now */
868 		db_printf(" TKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
869 		break;
870 	case IEEE80211_CIPHER_AES_OCB:
871 		db_printf(" AES-OCB %u:%u-bit", wk->wk_keyix, 8*keylen);
872 		break;
873 	case IEEE80211_CIPHER_AES_CCM:
874 		db_printf(" AES-CCM %u:%u-bit", wk->wk_keyix, 8*keylen);
875 		break;
876 	case IEEE80211_CIPHER_CKIP:
877 		db_printf(" CKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
878 		break;
879 	case IEEE80211_CIPHER_NONE:
880 		db_printf(" NULL %u:%u-bit", wk->wk_keyix, 8*keylen);
881 		break;
882 	default:
883 		db_printf(" UNKNOWN (0x%x) %u:%u-bit",
884 			cip->ic_cipher, wk->wk_keyix, 8*keylen);
885 		break;
886 	}
887 	if (wk->wk_rxkeyix != wk->wk_keyix)
888 		db_printf(" rxkeyix %u", wk->wk_rxkeyix);
889 	if (memcmp(wk->wk_key, zerodata, keylen) != 0) {
890 		int i;
891 
892 		db_printf(" <");
893 		for (i = 0; i < keylen; i++)
894 			db_printf("%02x", wk->wk_key[i]);
895 		db_printf(">");
896 		if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
897 		    wk->wk_keyrsc[IEEE80211_NONQOS_TID] != 0)
898 			db_printf(" rsc %ju", (uintmax_t)wk->wk_keyrsc[IEEE80211_NONQOS_TID]);
899 		if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
900 		    wk->wk_keytsc != 0)
901 			db_printf(" tsc %ju", (uintmax_t)wk->wk_keytsc);
902 		db_printf(" flags=%b", wk->wk_flags, IEEE80211_KEY_BITS);
903 	}
904 	db_printf("\n");
905 }
906 
907 static void
908 printrate(const char *tag, int v)
909 {
910 	if (v == IEEE80211_FIXED_RATE_NONE)
911 		db_printf(" %s <none>", tag);
912 	else if (v == 11)
913 		db_printf(" %s 5.5", tag);
914 	else if (v & IEEE80211_RATE_MCS)
915 		db_printf(" %s MCS%d", tag, v &~ IEEE80211_RATE_MCS);
916 	else
917 		db_printf(" %s %d", tag, v/2);
918 }
919 
920 static void
921 _db_show_roamparams(const char *tag, const void *arg,
922     const struct ieee80211_roamparam *rp)
923 {
924 
925 	db_printf(tag, arg);
926 	if (rp->rssi & 1)
927 		db_printf(" rssi %u.5", rp->rssi/2);
928 	else
929 		db_printf(" rssi %u", rp->rssi/2);
930 	printrate("rate", rp->rate);
931 }
932 
933 static void
934 _db_show_txparams(const char *tag, const void *arg,
935     const struct ieee80211_txparam *tp)
936 {
937 
938 	db_printf(tag, arg);
939 	printrate("ucastrate", tp->ucastrate);
940 	printrate("mcastrate", tp->mcastrate);
941 	printrate("mgmtrate", tp->mgmtrate);
942 	db_printf(" maxretry %d", tp->maxretry);
943 }
944 
945 static void
946 _db_show_ageq(const char *tag, const struct ieee80211_ageq *q)
947 {
948 	const struct mbuf *m;
949 
950 	db_printf("%s lock %p len %d maxlen %d drops %d head %p tail %p\n",
951 	    tag, &q->aq_lock, q->aq_len, q->aq_maxlen, q->aq_drops,
952 	    q->aq_head, q->aq_tail);
953 	for (m = q->aq_head; m != NULL; m = m->m_nextpkt)
954 		db_printf("%s %p (len %d, %b)\n", tag, m, m->m_len,
955 		    /* XXX could be either TX or RX but is mostly TX */
956 		    m->m_flags, IEEE80211_MBUF_TX_FLAG_BITS);
957 }
958 
959 static void
960 _db_show_stats(const struct ieee80211_stats *is)
961 {
962 }
963 
964 #ifdef IEEE80211_SUPPORT_MESH
965 static void
966 _db_show_mesh(const struct ieee80211_mesh_state *ms)
967 {
968 	struct ieee80211_mesh_route *rt;
969 	int i;
970 
971 	_db_show_ssid(" meshid ", 0, ms->ms_idlen, ms->ms_id);
972 	db_printf("nextseq %u ttl %u flags 0x%x\n", ms->ms_seq,
973 	    ms->ms_ttl, ms->ms_flags);
974 	db_printf("routing table:\n");
975 	i = 0;
976 	TAILQ_FOREACH(rt, &ms->ms_routes, rt_next) {
977 		db_printf("entry %d:\tdest: %6D nexthop: %6D metric: %u", i,
978 		    rt->rt_dest, ":", rt->rt_nexthop, ":", rt->rt_metric);
979 
980 		db_printf("\tlifetime: %u lastseq: %u priv: %p\n",
981 		    ieee80211_mesh_rt_update(rt, 0),
982 		    rt->rt_lastmseq, rt->rt_priv);
983 		i++;
984 	}
985 }
986 #endif /* IEEE80211_SUPPORT_MESH */
987 #endif /* DDB */
988