xref: /freebsd/sys/net80211/ieee80211_ddb.c (revision f5147e312f43a9050468de539aeafa072caa1a60)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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 __FBSDID("$FreeBSD$");
30 
31 #include "opt_ddb.h"
32 #include "opt_wlan.h"
33 
34 #ifdef DDB
35 /*
36  * IEEE 802.11 DDB support
37  */
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/kernel.h>
41 #include <sys/malloc.h>
42 #include <sys/socket.h>
43 
44 #include <net/if.h>
45 #include <net/if_var.h>
46 #include <net/if_dl.h>
47 #include <net/if_media.h>
48 #include <net/if_types.h>
49 #include <net/ethernet.h>
50 #include <net/vnet.h>
51 
52 #include <net80211/ieee80211_var.h>
53 #ifdef IEEE80211_SUPPORT_TDMA
54 #include <net80211/ieee80211_tdma.h>
55 #endif
56 #ifdef IEEE80211_SUPPORT_MESH
57 #include <net80211/ieee80211_mesh.h>
58 #endif
59 
60 #include <ddb/ddb.h>
61 #include <ddb/db_sym.h>
62 
63 #define DB_PRINTSYM(prefix, name, addr) do { \
64 	db_printf("%s%-25s : ",  prefix, name); \
65 	db_printsym((db_addr_t) addr, DB_STGY_ANY); \
66 	db_printf("\n"); \
67 } while (0)
68 
69 static void _db_show_sta(const struct ieee80211_node *);
70 static void _db_show_vap(const struct ieee80211vap *, int, int);
71 static void _db_show_com(const struct ieee80211com *,
72 	int showvaps, int showsta, int showmesh, int showprocs);
73 
74 static void _db_show_all_vaps(void *, struct ieee80211com *);
75 
76 static void _db_show_node_table(const char *tag,
77 	const struct ieee80211_node_table *);
78 static void _db_show_channel(const char *tag, const struct ieee80211_channel *);
79 static void _db_show_ssid(const char *tag, int ix, int len, const uint8_t *);
80 static void _db_show_appie(const char *tag, const struct ieee80211_appie *);
81 static void _db_show_key(const char *tag, int ix, const struct ieee80211_key *);
82 static void _db_show_roamparams(const char *tag, const void *arg,
83 	const struct ieee80211_roamparam *rp);
84 static void _db_show_txparams(const char *tag, const void *arg,
85 	const struct ieee80211_txparam *tp);
86 static void _db_show_ageq(const char *tag, const struct ieee80211_ageq *q);
87 static void _db_show_stats(const struct ieee80211_stats *);
88 #ifdef IEEE80211_SUPPORT_MESH
89 static void _db_show_mesh(const struct ieee80211_mesh_state *);
90 #endif
91 
92 DB_SHOW_COMMAND(sta, db_show_sta)
93 {
94 	if (!have_addr) {
95 		db_printf("usage: show sta <addr>\n");
96 		return;
97 	}
98 	_db_show_sta((const struct ieee80211_node *) addr);
99 }
100 
101 DB_SHOW_COMMAND(statab, db_show_statab)
102 {
103 	if (!have_addr) {
104 		db_printf("usage: show statab <addr>\n");
105 		return;
106 	}
107 	_db_show_node_table("", (const struct ieee80211_node_table *) addr);
108 }
109 
110 DB_SHOW_COMMAND(vap, db_show_vap)
111 {
112 	int i, showmesh = 0, showprocs = 0;
113 
114 	if (!have_addr) {
115 		db_printf("usage: show vap <addr>\n");
116 		return;
117 	}
118 	for (i = 0; modif[i] != '\0'; i++)
119 		switch (modif[i]) {
120 		case 'a':
121 			showprocs = 1;
122 			showmesh = 1;
123 			break;
124 		case 'm':
125 			showmesh = 1;
126 			break;
127 		case 'p':
128 			showprocs = 1;
129 			break;
130 		}
131 	_db_show_vap((const struct ieee80211vap *) addr, showmesh, showprocs);
132 }
133 
134 DB_SHOW_COMMAND(com, db_show_com)
135 {
136 	const struct ieee80211com *ic;
137 	int i, showprocs = 0, showvaps = 0, showsta = 0, showmesh = 0;
138 
139 	if (!have_addr) {
140 		db_printf("usage: show com <addr>\n");
141 		return;
142 	}
143 	for (i = 0; modif[i] != '\0'; i++)
144 		switch (modif[i]) {
145 		case 'a':
146 			showsta = showmesh = showvaps = showprocs = 1;
147 			break;
148 		case 's':
149 			showsta = 1;
150 			break;
151 		case 'm':
152 			showmesh = 1;
153 			break;
154 		case 'v':
155 			showvaps = 1;
156 			break;
157 		case 'p':
158 			showprocs = 1;
159 			break;
160 		}
161 
162 	ic = (const struct ieee80211com *) addr;
163 	_db_show_com(ic, showvaps, showsta, showmesh, showprocs);
164 }
165 
166 DB_SHOW_ALL_COMMAND(vaps, db_show_all_vaps)
167 {
168 	int i, showall = 0;
169 
170 	for (i = 0; modif[i] != '\0'; i++)
171 		switch (modif[i]) {
172 		case 'a':
173 			showall = 1;
174 			break;
175 		}
176 
177 	ieee80211_iterate_coms(_db_show_all_vaps, &showall);
178 }
179 
180 #ifdef IEEE80211_SUPPORT_MESH
181 DB_SHOW_ALL_COMMAND(mesh, db_show_mesh)
182 {
183 	const struct ieee80211_mesh_state *ms;
184 
185 	if (!have_addr) {
186 		db_printf("usage: show mesh <addr>\n");
187 		return;
188 	}
189 	ms = (const struct ieee80211_mesh_state *) addr;
190 	_db_show_mesh(ms);
191 }
192 #endif /* IEEE80211_SUPPORT_MESH */
193 
194 static void
195 _db_show_txampdu(const char *sep, int ix, const struct ieee80211_tx_ampdu *tap)
196 {
197 	db_printf("%stxampdu[%d]: %p flags %b %s\n",
198 		sep, ix, tap, tap->txa_flags, IEEE80211_AGGR_BITS,
199 		ieee80211_wme_acnames[TID_TO_WME_AC(tap->txa_tid)]);
200 	db_printf("%s  token %u lastsample %d pkts %d avgpps %d qbytes %d qframes %d\n",
201 		sep, tap->txa_token, tap->txa_lastsample, tap->txa_pkts,
202 		tap->txa_avgpps, tap->txa_qbytes, tap->txa_qframes);
203 	db_printf("%s  start %u seqpending %u wnd %u attempts %d nextrequest %d\n",
204 		sep, tap->txa_start, tap->txa_seqpending, tap->txa_wnd,
205 		tap->txa_attempts, tap->txa_nextrequest);
206 	/* XXX timer */
207 }
208 
209 static void
210 _db_show_rxampdu(const char *sep, int ix, const struct ieee80211_rx_ampdu *rap)
211 {
212 	int i;
213 
214 	db_printf("%srxampdu[%d]: %p flags 0x%x tid %u\n",
215 		sep, ix, rap, rap->rxa_flags, ix /*XXX */);
216 	db_printf("%s  qbytes %d qframes %d seqstart %u start %u wnd %u\n",
217 		sep, rap->rxa_qbytes, rap->rxa_qframes,
218 		rap->rxa_seqstart, rap->rxa_start, rap->rxa_wnd);
219 	db_printf("%s  age %d nframes %d\n", sep,
220 		rap->rxa_age, rap->rxa_nframes);
221 	for (i = 0; i < IEEE80211_AGGR_BAWMAX; i++)
222 		if (rap->rxa_m[i] != NULL)
223 			db_printf("%s  m[%2u:%4u] %p\n", sep, i,
224 			    IEEE80211_SEQ_ADD(rap->rxa_start, i),
225 			    rap->rxa_m[i]);
226 }
227 
228 static void
229 _db_show_sta(const struct ieee80211_node *ni)
230 {
231 	int i;
232 
233 	db_printf("0x%p: mac %s refcnt %d\n", ni,
234 		ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni));
235 	db_printf("\tvap %p wdsvap %p ic %p table %p\n",
236 		ni->ni_vap, ni->ni_wdsvap, ni->ni_ic, ni->ni_table);
237 	db_printf("\tflags=%b\n", ni->ni_flags, IEEE80211_NODE_BITS);
238 	db_printf("\tauthmode %u ath_flags 0x%x ath_defkeyix %u\n",
239 		ni->ni_authmode, ni->ni_ath_flags, ni->ni_ath_defkeyix);
240 	db_printf("\tassocid 0x%x txpower %u vlan %u\n",
241 		ni->ni_associd, ni->ni_txpower, ni->ni_vlan);
242 	db_printf("\tjointime %d (%lu secs) challenge %p\n",
243 		ni->ni_jointime, (unsigned long)(time_uptime - ni->ni_jointime),
244 		ni->ni_challenge);
245 	db_printf("\ties: data %p len %d\n", ni->ni_ies.data, ni->ni_ies.len);
246 	db_printf("\t[wpa_ie %p rsn_ie %p wme_ie %p ath_ie %p\n",
247 		ni->ni_ies.wpa_ie, ni->ni_ies.rsn_ie, ni->ni_ies.wme_ie,
248 		ni->ni_ies.ath_ie);
249 	db_printf("\t htcap_ie %p htinfo_ie %p]\n",
250 		ni->ni_ies.htcap_ie, ni->ni_ies.htinfo_ie);
251 	if (ni->ni_flags & IEEE80211_NODE_QOS) {
252 		for (i = 0; i < WME_NUM_TID; i++) {
253 			if (ni->ni_txseqs[i] || ni->ni_rxseqs[i])
254 				db_printf("\t[%u] txseq %u rxseq %u fragno %u\n",
255 				    i, ni->ni_txseqs[i],
256 				    ni->ni_rxseqs[i] >> IEEE80211_SEQ_SEQ_SHIFT,
257 				    ni->ni_rxseqs[i] & IEEE80211_SEQ_FRAG_MASK);
258 		}
259 	}
260 	db_printf("\ttxseq %u rxseq %u fragno %u rxfragstamp %u\n",
261 		ni->ni_txseqs[IEEE80211_NONQOS_TID],
262 		ni->ni_rxseqs[IEEE80211_NONQOS_TID] >> IEEE80211_SEQ_SEQ_SHIFT,
263 		ni->ni_rxseqs[IEEE80211_NONQOS_TID] & IEEE80211_SEQ_FRAG_MASK,
264 		ni->ni_rxfragstamp);
265 	db_printf("\trxfrag[0] %p rxfrag[1] %p rxfrag[2] %p\n",
266 		ni->ni_rxfrag[0], ni->ni_rxfrag[1], ni->ni_rxfrag[2]);
267 	_db_show_key("\tucastkey", 0, &ni->ni_ucastkey);
268 	db_printf("\tavgrssi 0x%x (rssi %d) noise %d\n",
269 		ni->ni_avgrssi, IEEE80211_RSSI_GET(ni->ni_avgrssi),
270 		ni->ni_noise);
271 	db_printf("\tintval %u capinfo %b\n",
272 		ni->ni_intval, ni->ni_capinfo, IEEE80211_CAPINFO_BITS);
273 	db_printf("\tbssid %s", ether_sprintf(ni->ni_bssid));
274 	_db_show_ssid(" essid ", 0, ni->ni_esslen, ni->ni_essid);
275 	db_printf("\n");
276 	_db_show_channel("\tchannel", ni->ni_chan);
277 	db_printf("\n");
278 	db_printf("\terp %b dtim_period %u dtim_count %u\n",
279 		ni->ni_erp, IEEE80211_ERP_BITS,
280 		ni->ni_dtim_period, ni->ni_dtim_count);
281 
282 	db_printf("\thtcap %b htparam 0x%x htctlchan %u ht2ndchan %u\n",
283 		ni->ni_htcap, IEEE80211_HTCAP_BITS,
284 		ni->ni_htparam, ni->ni_htctlchan, ni->ni_ht2ndchan);
285 	db_printf("\thtopmode 0x%x htstbc 0x%x chw %u\n",
286 		ni->ni_htopmode, ni->ni_htstbc, ni->ni_chw);
287 
288 	/* XXX ampdu state */
289 	for (i = 0; i < WME_NUM_TID; i++)
290 		if (ni->ni_tx_ampdu[i].txa_flags & IEEE80211_AGGR_SETUP)
291 			_db_show_txampdu("\t", i, &ni->ni_tx_ampdu[i]);
292 	for (i = 0; i < WME_NUM_TID; i++)
293 		if (ni->ni_rx_ampdu[i].rxa_flags)
294 			_db_show_rxampdu("\t", i, &ni->ni_rx_ampdu[i]);
295 
296 	db_printf("\tinact %u inact_reload %u txrate %u\n",
297 		ni->ni_inact, ni->ni_inact_reload, ni->ni_txrate);
298 #ifdef IEEE80211_SUPPORT_MESH
299 	_db_show_ssid("\tmeshid ", 0, ni->ni_meshidlen, ni->ni_meshid);
300 	db_printf(" mlstate %b mllid 0x%x mlpid 0x%x mlrcnt %u mltval %u\n",
301 	    ni->ni_mlstate, IEEE80211_MESH_MLSTATE_BITS,
302 	    ni->ni_mllid, ni->ni_mlpid, ni->ni_mlrcnt, ni->ni_mltval);
303 #endif
304 }
305 
306 #ifdef IEEE80211_SUPPORT_TDMA
307 static void
308 _db_show_tdma(const char *sep, const struct ieee80211_tdma_state *ts, int showprocs)
309 {
310 	db_printf("%stdma %p:\n", sep, ts);
311 	db_printf("%s  version %u slot %u bintval %u peer %p\n", sep,
312 	    ts->tdma_version, ts->tdma_slot, ts->tdma_bintval, ts->tdma_peer);
313 	db_printf("%s  slotlen %u slotcnt %u", sep,
314 	    ts->tdma_slotlen, ts->tdma_slotcnt);
315 	db_printf(" inuse 0x%x active 0x%x count %d\n",
316 	    ts->tdma_inuse[0], ts->tdma_active[0], ts->tdma_count);
317 	if (showprocs) {
318 		DB_PRINTSYM(sep, "  tdma_newstate", ts->tdma_newstate);
319 		DB_PRINTSYM(sep, "  tdma_recv_mgmt", ts->tdma_recv_mgmt);
320 		DB_PRINTSYM(sep, "  tdma_opdetach", ts->tdma_opdetach);
321 	}
322 }
323 #endif /* IEEE80211_SUPPORT_TDMA */
324 
325 static void
326 _db_show_vap(const struct ieee80211vap *vap, int showmesh, int showprocs)
327 {
328 	const struct ieee80211com *ic = vap->iv_ic;
329 	int i;
330 
331 	db_printf("%p:", vap);
332 	db_printf(" bss %p", vap->iv_bss);
333 	db_printf(" myaddr %s", ether_sprintf(vap->iv_myaddr));
334 	db_printf("\n");
335 
336 	db_printf("\topmode %s", ieee80211_opmode_name[vap->iv_opmode]);
337 #ifdef IEEE80211_SUPPORT_MESH
338 	if (vap->iv_opmode == IEEE80211_M_MBSS)
339 		db_printf("(%p)", vap->iv_mesh);
340 #endif
341 	db_printf(" state %s", ieee80211_state_name[vap->iv_state]);
342 	db_printf(" ifp %p(%s)", vap->iv_ifp, vap->iv_ifp->if_xname);
343 	db_printf("\n");
344 
345 	db_printf("\tic %p", vap->iv_ic);
346 	db_printf(" media %p", &vap->iv_media);
347 	db_printf(" bpf_if %p", vap->iv_rawbpf);
348 	db_printf(" mgtsend %p", &vap->iv_mgtsend);
349 #if 0
350 	struct sysctllog	*iv_sysctl;	/* dynamic sysctl context */
351 #endif
352 	db_printf("\n");
353 	db_printf("\tdebug=%b\n", vap->iv_debug, IEEE80211_MSG_BITS);
354 
355 	db_printf("\tflags=%b\n", vap->iv_flags, IEEE80211_F_BITS);
356 	db_printf("\tflags_ext=%b\n", vap->iv_flags_ext, IEEE80211_FEXT_BITS);
357 	db_printf("\tflags_ht=%b\n", vap->iv_flags_ht, IEEE80211_FHT_BITS);
358 	db_printf("\tflags_ven=%b\n", vap->iv_flags_ven, IEEE80211_FVEN_BITS);
359 	db_printf("\tcaps=%b\n", vap->iv_caps, IEEE80211_C_BITS);
360 	db_printf("\thtcaps=%b\n", vap->iv_htcaps, IEEE80211_C_HTCAP_BITS);
361 
362 	_db_show_stats(&vap->iv_stats);
363 
364 	db_printf("\tinact_init %d", vap->iv_inact_init);
365 	db_printf(" inact_auth %d", vap->iv_inact_auth);
366 	db_printf(" inact_run %d", vap->iv_inact_run);
367 	db_printf(" inact_probe %d", vap->iv_inact_probe);
368 	db_printf("\n");
369 
370 	db_printf("\tdes_nssid %d", vap->iv_des_nssid);
371 	if (vap->iv_des_nssid)
372 		_db_show_ssid(" des_ssid[%u] ", 0,
373 		    vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
374 	db_printf(" des_bssid %s", ether_sprintf(vap->iv_des_bssid));
375 	db_printf("\n");
376 	db_printf("\tdes_mode %d", vap->iv_des_mode);
377 	_db_show_channel(" des_chan", vap->iv_des_chan);
378 	db_printf("\n");
379 #if 0
380 	int			iv_nicknamelen;	/* XXX junk */
381 	uint8_t			iv_nickname[IEEE80211_NWID_LEN];
382 #endif
383 	db_printf("\tbgscanidle %u", vap->iv_bgscanidle);
384 	db_printf(" bgscanintvl %u", vap->iv_bgscanintvl);
385 	db_printf(" scanvalid %u", vap->iv_scanvalid);
386 	db_printf("\n");
387 	db_printf("\tscanreq_duration %u", vap->iv_scanreq_duration);
388 	db_printf(" scanreq_mindwell %u", vap->iv_scanreq_mindwell);
389 	db_printf(" scanreq_maxdwell %u", vap->iv_scanreq_maxdwell);
390 	db_printf("\n");
391 	db_printf("\tscanreq_flags 0x%x", vap->iv_scanreq_flags);
392 	db_printf(" scanreq_nssid %d", vap->iv_scanreq_nssid);
393 	for (i = 0; i < vap->iv_scanreq_nssid; i++)
394 		_db_show_ssid(" scanreq_ssid[%u]", i,
395 		    vap->iv_scanreq_ssid[i].len, vap->iv_scanreq_ssid[i].ssid);
396 	db_printf(" roaming %d", vap->iv_roaming);
397 	db_printf("\n");
398 	for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
399 		if (isset(ic->ic_modecaps, i)) {
400 			_db_show_roamparams("\troamparms[%s]",
401 			    ieee80211_phymode_name[i], &vap->iv_roamparms[i]);
402 			db_printf("\n");
403 		}
404 
405 	db_printf("\tbmissthreshold %u", vap->iv_bmissthreshold);
406 	db_printf(" bmiss_max %u", vap->iv_bmiss_count);
407 	db_printf(" bmiss_max %d", vap->iv_bmiss_max);
408 	db_printf("\n");
409 	db_printf("\tswbmiss_count %u", vap->iv_swbmiss_count);
410 	db_printf(" swbmiss_period %u", vap->iv_swbmiss_period);
411 	db_printf(" swbmiss %p", &vap->iv_swbmiss);
412 	db_printf("\n");
413 
414 	db_printf("\tampdu_rxmax %d", vap->iv_ampdu_rxmax);
415 	db_printf(" ampdu_density %d", vap->iv_ampdu_density);
416 	db_printf(" ampdu_limit %d", vap->iv_ampdu_limit);
417 	db_printf(" amsdu_limit %d", vap->iv_amsdu_limit);
418 	db_printf("\n");
419 
420 	db_printf("\tmax_aid %u", vap->iv_max_aid);
421 	db_printf(" aid_bitmap %p", vap->iv_aid_bitmap);
422 	db_printf("\n");
423 	db_printf("\tsta_assoc %u", vap->iv_sta_assoc);
424 	db_printf(" ps_sta %u", vap->iv_ps_sta);
425 	db_printf(" ps_pending %u", vap->iv_ps_pending);
426 	db_printf(" tim_len %u", vap->iv_tim_len);
427 	db_printf(" tim_bitmap %p", vap->iv_tim_bitmap);
428 	db_printf("\n");
429 	db_printf("\tdtim_period %u", vap->iv_dtim_period);
430 	db_printf(" dtim_count %u", vap->iv_dtim_count);
431 	db_printf(" set_tim %p", vap->iv_set_tim);
432 	db_printf(" csa_count %d", vap->iv_csa_count);
433 	db_printf("\n");
434 
435 	db_printf("\trtsthreshold %u", vap->iv_rtsthreshold);
436 	db_printf(" fragthreshold %u", vap->iv_fragthreshold);
437 	db_printf(" inact_timer %d", vap->iv_inact_timer);
438 	db_printf("\n");
439 	for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
440 		if (isset(ic->ic_modecaps, i)) {
441 			_db_show_txparams("\ttxparms[%s]",
442 			    ieee80211_phymode_name[i], &vap->iv_txparms[i]);
443 			db_printf("\n");
444 		}
445 
446 	/* application-specified IE's to attach to mgt frames */
447 	_db_show_appie("\tappie_beacon", vap->iv_appie_beacon);
448 	_db_show_appie("\tappie_probereq", vap->iv_appie_probereq);
449 	_db_show_appie("\tappie_proberesp", vap->iv_appie_proberesp);
450 	_db_show_appie("\tappie_assocreq", vap->iv_appie_assocreq);
451 	_db_show_appie("\tappie_asscoresp", vap->iv_appie_assocresp);
452 	_db_show_appie("\tappie_wpa", vap->iv_appie_wpa);
453 	if (vap->iv_wpa_ie != NULL || vap->iv_rsn_ie != NULL) {
454 		if (vap->iv_wpa_ie != NULL)
455 			db_printf("\twpa_ie %p", vap->iv_wpa_ie);
456 		if (vap->iv_rsn_ie != NULL)
457 			db_printf("\trsn_ie %p", vap->iv_rsn_ie);
458 		db_printf("\n");
459 	}
460 	db_printf("\tmax_keyix %u", vap->iv_max_keyix);
461 	db_printf(" def_txkey %d", vap->iv_def_txkey);
462 	db_printf("\n");
463 	for (i = 0; i < IEEE80211_WEP_NKID; i++)
464 		_db_show_key("\tnw_keys[%u]", i, &vap->iv_nw_keys[i]);
465 
466 	db_printf("\tauth %p(%s)", vap->iv_auth, vap->iv_auth->ia_name);
467 	db_printf(" ec %p", vap->iv_ec);
468 
469 	db_printf(" acl %p", vap->iv_acl);
470 	db_printf(" as %p", vap->iv_as);
471 	db_printf("\n");
472 #ifdef IEEE80211_SUPPORT_MESH
473 	if (showmesh && vap->iv_mesh != NULL)
474 		_db_show_mesh(vap->iv_mesh);
475 #endif
476 #ifdef IEEE80211_SUPPORT_TDMA
477 	if (vap->iv_tdma != NULL)
478 		_db_show_tdma("\t", vap->iv_tdma, showprocs);
479 #endif /* IEEE80211_SUPPORT_TDMA */
480 	if (showprocs) {
481 		DB_PRINTSYM("\t", "iv_key_alloc", vap->iv_key_alloc);
482 		DB_PRINTSYM("\t", "iv_key_delete", vap->iv_key_delete);
483 		DB_PRINTSYM("\t", "iv_key_set", vap->iv_key_set);
484 		DB_PRINTSYM("\t", "iv_key_update_begin", vap->iv_key_update_begin);
485 		DB_PRINTSYM("\t", "iv_key_update_end", vap->iv_key_update_end);
486 		DB_PRINTSYM("\t", "iv_opdetach", vap->iv_opdetach);
487 		DB_PRINTSYM("\t", "iv_input", vap->iv_input);
488 		DB_PRINTSYM("\t", "iv_recv_mgmt", vap->iv_recv_mgmt);
489 		DB_PRINTSYM("\t", "iv_deliver_data", vap->iv_deliver_data);
490 		DB_PRINTSYM("\t", "iv_bmiss", vap->iv_bmiss);
491 		DB_PRINTSYM("\t", "iv_reset", vap->iv_reset);
492 		DB_PRINTSYM("\t", "iv_update_beacon", vap->iv_update_beacon);
493 		DB_PRINTSYM("\t", "iv_newstate", vap->iv_newstate);
494 		DB_PRINTSYM("\t", "iv_output", vap->iv_output);
495 	}
496 }
497 
498 static void
499 _db_show_com(const struct ieee80211com *ic, int showvaps, int showsta,
500     int showmesh, int showprocs)
501 {
502 	struct ieee80211vap *vap;
503 
504 	db_printf("%p:", ic);
505 	TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
506 		db_printf(" %s(%p)", vap->iv_ifp->if_xname, vap);
507 	db_printf("\n");
508 	db_printf("\tsoftc %p", ic->ic_softc);
509 	db_printf("\tname %s", ic->ic_name);
510 	db_printf(" comlock %p", &ic->ic_comlock);
511 	db_printf(" txlock %p", &ic->ic_txlock);
512 	db_printf(" fflock %p", &ic->ic_fflock);
513 	db_printf("\n");
514 	db_printf("\theadroom %d", ic->ic_headroom);
515 	db_printf(" phytype %d", ic->ic_phytype);
516 	db_printf(" opmode %s", ieee80211_opmode_name[ic->ic_opmode]);
517 	db_printf("\n");
518 	db_printf(" inact %p", &ic->ic_inact);
519 	db_printf("\n");
520 
521 	db_printf("\tflags=%b\n", ic->ic_flags, IEEE80211_F_BITS);
522 	db_printf("\tflags_ext=%b\n", ic->ic_flags_ext, IEEE80211_FEXT_BITS);
523 	db_printf("\tflags_ht=%b\n", ic->ic_flags_ht, IEEE80211_FHT_BITS);
524 	db_printf("\tflags_ven=%b\n", ic->ic_flags_ven, IEEE80211_FVEN_BITS);
525 	db_printf("\tcaps=%b\n", ic->ic_caps, IEEE80211_C_BITS);
526 	db_printf("\tcryptocaps=%b\n",
527 	    ic->ic_cryptocaps, IEEE80211_CRYPTO_BITS);
528 	db_printf("\thtcaps=%b\n", ic->ic_htcaps, IEEE80211_HTCAP_BITS);
529 
530 #if 0
531 	uint8_t			ic_modecaps[2];	/* set of mode capabilities */
532 #endif
533 	db_printf("\tcurmode %u", ic->ic_curmode);
534 	db_printf(" promisc %u", ic->ic_promisc);
535 	db_printf(" allmulti %u", ic->ic_allmulti);
536 	db_printf(" nrunning %u", ic->ic_nrunning);
537 	db_printf("\n");
538 	db_printf("\tbintval %u", ic->ic_bintval);
539 	db_printf(" lintval %u", ic->ic_lintval);
540 	db_printf(" holdover %u", ic->ic_holdover);
541 	db_printf(" txpowlimit %u", ic->ic_txpowlimit);
542 	db_printf("\n");
543 #if 0
544 	struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
545 #endif
546 	/*
547 	 * Channel state:
548 	 *
549 	 * ic_channels is the set of available channels for the device;
550 	 *    it is setup by the driver
551 	 * ic_nchans is the number of valid entries in ic_channels
552 	 * ic_chan_avail is a bit vector of these channels used to check
553 	 *    whether a channel is available w/o searching the channel table.
554 	 * ic_chan_active is a (potentially) constrained subset of
555 	 *    ic_chan_avail that reflects any mode setting or user-specified
556 	 *    limit on the set of channels to use/scan
557 	 * ic_curchan is the current channel the device is set to; it may
558 	 *    be different from ic_bsschan when we are off-channel scanning
559 	 *    or otherwise doing background work
560 	 * ic_bsschan is the channel selected for operation; it may
561 	 *    be undefined (IEEE80211_CHAN_ANYC)
562 	 * ic_prevchan is a cached ``previous channel'' used to optimize
563 	 *    lookups when switching back+forth between two channels
564 	 *    (e.g. for dynamic turbo)
565 	 */
566 	db_printf("\tnchans %d", ic->ic_nchans);
567 #if 0
568 	struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
569 	uint8_t			ic_chan_avail[IEEE80211_CHAN_BYTES];
570 	uint8_t			ic_chan_active[IEEE80211_CHAN_BYTES];
571 	uint8_t			ic_chan_scan[IEEE80211_CHAN_BYTES];
572 #endif
573 	db_printf("\n");
574 	_db_show_channel("\tcurchan", ic->ic_curchan);
575 	db_printf("\n");
576 	_db_show_channel("\tbsschan", ic->ic_bsschan);
577 	db_printf("\n");
578 	_db_show_channel("\tprevchan", ic->ic_prevchan);
579 	db_printf("\n");
580 	db_printf("\tregdomain %p", &ic->ic_regdomain);
581 	db_printf("\n");
582 
583 	_db_show_channel("\tcsa_newchan", ic->ic_csa_newchan);
584 	db_printf(" csa_count %d", ic->ic_csa_count);
585 	db_printf( "dfs %p", &ic->ic_dfs);
586 	db_printf("\n");
587 
588 	db_printf("\tscan %p", ic->ic_scan);
589 	db_printf(" lastdata %d", ic->ic_lastdata);
590 	db_printf(" lastscan %d", ic->ic_lastscan);
591 	db_printf("\n");
592 
593 	db_printf("\tmax_keyix %d", ic->ic_max_keyix);
594 	db_printf(" hash_key 0x%x", ic->ic_hash_key);
595 	db_printf(" wme %p", &ic->ic_wme);
596 	if (!showsta)
597 		db_printf(" sta %p", &ic->ic_sta);
598 	db_printf("\n");
599 	db_printf("\tstageq@%p:\n", &ic->ic_stageq);
600 	_db_show_ageq("\t", &ic->ic_stageq);
601 	if (showsta)
602 		_db_show_node_table("\t", &ic->ic_sta);
603 
604 	db_printf("\tprotmode %d", ic->ic_protmode);
605 	db_printf(" nonerpsta %u", ic->ic_nonerpsta);
606 	db_printf(" longslotsta %u", ic->ic_longslotsta);
607 	db_printf(" lastnonerp %d", ic->ic_lastnonerp);
608 	db_printf("\n");
609 	db_printf("\tsta_assoc %u", ic->ic_sta_assoc);
610 	db_printf(" ht_sta_assoc %u", ic->ic_ht_sta_assoc);
611 	db_printf(" ht40_sta_assoc %u", ic->ic_ht40_sta_assoc);
612 	db_printf("\n");
613 	db_printf("\tcurhtprotmode 0x%x", ic->ic_curhtprotmode);
614 	db_printf(" htprotmode %d", ic->ic_htprotmode);
615 	db_printf(" lastnonht %d", ic->ic_lastnonht);
616 	db_printf("\n");
617 
618 	db_printf("\tsuperg %p\n", ic->ic_superg);
619 
620 	db_printf("\tmontaps %d th %p txchan %p rh %p rxchan %p\n",
621 	    ic->ic_montaps, ic->ic_th, ic->ic_txchan, ic->ic_rh, ic->ic_rxchan);
622 
623 	if (showprocs) {
624 		DB_PRINTSYM("\t", "ic_vap_create", ic->ic_vap_create);
625 		DB_PRINTSYM("\t", "ic_vap_delete", ic->ic_vap_delete);
626 #if 0
627 		/* operating mode attachment */
628 		ieee80211vap_attach	ic_vattach[IEEE80211_OPMODE_MAX];
629 #endif
630 		DB_PRINTSYM("\t", "ic_newassoc", ic->ic_newassoc);
631 		DB_PRINTSYM("\t", "ic_getradiocaps", ic->ic_getradiocaps);
632 		DB_PRINTSYM("\t", "ic_setregdomain", ic->ic_setregdomain);
633 		DB_PRINTSYM("\t", "ic_send_mgmt", ic->ic_send_mgmt);
634 		DB_PRINTSYM("\t", "ic_raw_xmit", ic->ic_raw_xmit);
635 		DB_PRINTSYM("\t", "ic_updateslot", ic->ic_updateslot);
636 		DB_PRINTSYM("\t", "ic_update_mcast", ic->ic_update_mcast);
637 		DB_PRINTSYM("\t", "ic_update_promisc", ic->ic_update_promisc);
638 		DB_PRINTSYM("\t", "ic_node_alloc", ic->ic_node_alloc);
639 		DB_PRINTSYM("\t", "ic_node_free", ic->ic_node_free);
640 		DB_PRINTSYM("\t", "ic_node_cleanup", ic->ic_node_cleanup);
641 		DB_PRINTSYM("\t", "ic_node_getrssi", ic->ic_node_getrssi);
642 		DB_PRINTSYM("\t", "ic_node_getsignal", ic->ic_node_getsignal);
643 		DB_PRINTSYM("\t", "ic_node_getmimoinfo", ic->ic_node_getmimoinfo);
644 		DB_PRINTSYM("\t", "ic_scan_start", ic->ic_scan_start);
645 		DB_PRINTSYM("\t", "ic_scan_end", ic->ic_scan_end);
646 		DB_PRINTSYM("\t", "ic_set_channel", ic->ic_set_channel);
647 		DB_PRINTSYM("\t", "ic_scan_curchan", ic->ic_scan_curchan);
648 		DB_PRINTSYM("\t", "ic_scan_mindwell", ic->ic_scan_mindwell);
649 		DB_PRINTSYM("\t", "ic_recv_action", ic->ic_recv_action);
650 		DB_PRINTSYM("\t", "ic_send_action", ic->ic_send_action);
651 		DB_PRINTSYM("\t", "ic_addba_request", ic->ic_addba_request);
652 		DB_PRINTSYM("\t", "ic_addba_response", ic->ic_addba_response);
653 		DB_PRINTSYM("\t", "ic_addba_stop", ic->ic_addba_stop);
654 	}
655 	if (showvaps && !TAILQ_EMPTY(&ic->ic_vaps)) {
656 		db_printf("\n");
657 		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
658 			_db_show_vap(vap, showmesh, showprocs);
659 	}
660 	if (showsta && !TAILQ_EMPTY(&ic->ic_sta.nt_node)) {
661 		const struct ieee80211_node_table *nt = &ic->ic_sta;
662 		const struct ieee80211_node *ni;
663 
664 		TAILQ_FOREACH(ni, &nt->nt_node, ni_list) {
665 			db_printf("\n");
666 			_db_show_sta(ni);
667 		}
668 	}
669 }
670 
671 static void
672 _db_show_all_vaps(void *arg, struct ieee80211com *ic)
673 {
674 	int showall = *(int *)arg;
675 
676 	if (!showall) {
677 		const struct ieee80211vap *vap;
678 		db_printf("%s: com %p vaps:", ic->ic_name, ic);
679 		TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
680 			db_printf(" %s(%p)", vap->iv_ifp->if_xname, vap);
681 		db_printf("\n");
682 	} else
683 		_db_show_com(ic, 1, 1, 1, 1);
684 }
685 
686 static void
687 _db_show_node_table(const char *tag, const struct ieee80211_node_table *nt)
688 {
689 	int i;
690 
691 	db_printf("%s%s@%p:\n", tag, nt->nt_name, nt);
692 	db_printf("%s nodelock %p", tag, &nt->nt_nodelock);
693 	db_printf(" inact_init %d", nt->nt_inact_init);
694 	db_printf("%s keyixmax %d keyixmap %p\n",
695 	    tag, nt->nt_keyixmax, nt->nt_keyixmap);
696 	for (i = 0; i < nt->nt_keyixmax; i++) {
697 		const struct ieee80211_node *ni = nt->nt_keyixmap[i];
698 		if (ni != NULL)
699 			db_printf("%s [%3u] %p %s\n", tag, i, ni,
700 			    ether_sprintf(ni->ni_macaddr));
701 	}
702 }
703 
704 static void
705 _db_show_channel(const char *tag, const struct ieee80211_channel *c)
706 {
707 	db_printf("%s ", tag);
708 	if (c == NULL)
709 		db_printf("<NULL>");
710 	else if (c == IEEE80211_CHAN_ANYC)
711 		db_printf("<ANY>");
712 	else
713 		db_printf("[%u (%u) flags=%b maxreg %d maxpow %d minpow %d state 0x%x extieee %u]",
714 		    c->ic_freq, c->ic_ieee,
715 		    c->ic_flags, IEEE80211_CHAN_BITS,
716 		    c->ic_maxregpower, c->ic_maxpower, c->ic_minpower,
717 		    c->ic_state, c->ic_extieee);
718 }
719 
720 static void
721 _db_show_ssid(const char *tag, int ix, int len, const uint8_t *ssid)
722 {
723 	const uint8_t *p;
724 	int i;
725 
726 	db_printf(tag, ix);
727 
728 	if (len > IEEE80211_NWID_LEN)
729 		len = IEEE80211_NWID_LEN;
730 	/* determine printable or not */
731 	for (i = 0, p = ssid; i < len; i++, p++) {
732 		if (*p < ' ' || *p > 0x7e)
733 			break;
734 	}
735 	if (i == len) {
736 		db_printf("\"");
737 		for (i = 0, p = ssid; i < len; i++, p++)
738 			db_printf("%c", *p);
739 		db_printf("\"");
740 	} else {
741 		db_printf("0x");
742 		for (i = 0, p = ssid; i < len; i++, p++)
743 			db_printf("%02x", *p);
744 	}
745 }
746 
747 static void
748 _db_show_appie(const char *tag, const struct ieee80211_appie *ie)
749 {
750 	const uint8_t *p;
751 	int i;
752 
753 	if (ie == NULL)
754 		return;
755 	db_printf("%s [0x", tag);
756 	for (i = 0, p = ie->ie_data; i < ie->ie_len; i++, p++)
757 		db_printf("%02x", *p);
758 	db_printf("]\n");
759 }
760 
761 static void
762 _db_show_key(const char *tag, int ix, const struct ieee80211_key *wk)
763 {
764 	static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
765 	const struct ieee80211_cipher *cip = wk->wk_cipher;
766 	int keylen = wk->wk_keylen;
767 
768 	db_printf(tag, ix);
769 	switch (cip->ic_cipher) {
770 	case IEEE80211_CIPHER_WEP:
771 		/* compatibility */
772 		db_printf(" wepkey %u:%s", wk->wk_keyix,
773 		    keylen <= 5 ? "40-bit" :
774 		    keylen <= 13 ? "104-bit" : "128-bit");
775 		break;
776 	case IEEE80211_CIPHER_TKIP:
777 		if (keylen > 128/8)
778 			keylen -= 128/8;	/* ignore MIC for now */
779 		db_printf(" TKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
780 		break;
781 	case IEEE80211_CIPHER_AES_OCB:
782 		db_printf(" AES-OCB %u:%u-bit", wk->wk_keyix, 8*keylen);
783 		break;
784 	case IEEE80211_CIPHER_AES_CCM:
785 		db_printf(" AES-CCM %u:%u-bit", wk->wk_keyix, 8*keylen);
786 		break;
787 	case IEEE80211_CIPHER_CKIP:
788 		db_printf(" CKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
789 		break;
790 	case IEEE80211_CIPHER_NONE:
791 		db_printf(" NULL %u:%u-bit", wk->wk_keyix, 8*keylen);
792 		break;
793 	default:
794 		db_printf(" UNKNOWN (0x%x) %u:%u-bit",
795 			cip->ic_cipher, wk->wk_keyix, 8*keylen);
796 		break;
797 	}
798 	if (wk->wk_rxkeyix != wk->wk_keyix)
799 		db_printf(" rxkeyix %u", wk->wk_rxkeyix);
800 	if (memcmp(wk->wk_key, zerodata, keylen) != 0) {
801 		int i;
802 
803 		db_printf(" <");
804 		for (i = 0; i < keylen; i++)
805 			db_printf("%02x", wk->wk_key[i]);
806 		db_printf(">");
807 		if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
808 		    wk->wk_keyrsc[IEEE80211_NONQOS_TID] != 0)
809 			db_printf(" rsc %ju", (uintmax_t)wk->wk_keyrsc[IEEE80211_NONQOS_TID]);
810 		if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
811 		    wk->wk_keytsc != 0)
812 			db_printf(" tsc %ju", (uintmax_t)wk->wk_keytsc);
813 		db_printf(" flags=%b", wk->wk_flags, IEEE80211_KEY_BITS);
814 	}
815 	db_printf("\n");
816 }
817 
818 static void
819 printrate(const char *tag, int v)
820 {
821 	if (v == IEEE80211_FIXED_RATE_NONE)
822 		db_printf(" %s <none>", tag);
823 	else if (v == 11)
824 		db_printf(" %s 5.5", tag);
825 	else if (v & IEEE80211_RATE_MCS)
826 		db_printf(" %s MCS%d", tag, v &~ IEEE80211_RATE_MCS);
827 	else
828 		db_printf(" %s %d", tag, v/2);
829 }
830 
831 static void
832 _db_show_roamparams(const char *tag, const void *arg,
833     const struct ieee80211_roamparam *rp)
834 {
835 
836 	db_printf(tag, arg);
837 	if (rp->rssi & 1)
838 		db_printf(" rssi %u.5", rp->rssi/2);
839 	else
840 		db_printf(" rssi %u", rp->rssi/2);
841 	printrate("rate", rp->rate);
842 }
843 
844 static void
845 _db_show_txparams(const char *tag, const void *arg,
846     const struct ieee80211_txparam *tp)
847 {
848 
849 	db_printf(tag, arg);
850 	printrate("ucastrate", tp->ucastrate);
851 	printrate("mcastrate", tp->mcastrate);
852 	printrate("mgmtrate", tp->mgmtrate);
853 	db_printf(" maxretry %d", tp->maxretry);
854 }
855 
856 static void
857 _db_show_ageq(const char *tag, const struct ieee80211_ageq *q)
858 {
859 	const struct mbuf *m;
860 
861 	db_printf("%s lock %p len %d maxlen %d drops %d head %p tail %p\n",
862 	    tag, &q->aq_lock, q->aq_len, q->aq_maxlen, q->aq_drops,
863 	    q->aq_head, q->aq_tail);
864 	for (m = q->aq_head; m != NULL; m = m->m_nextpkt)
865 		db_printf("%s %p (len %d, %b)\n", tag, m, m->m_len,
866 		    /* XXX could be either TX or RX but is mostly TX */
867 		    m->m_flags, IEEE80211_MBUF_TX_FLAG_BITS);
868 }
869 
870 static void
871 _db_show_stats(const struct ieee80211_stats *is)
872 {
873 }
874 
875 #ifdef IEEE80211_SUPPORT_MESH
876 static void
877 _db_show_mesh(const struct ieee80211_mesh_state *ms)
878 {
879 	struct ieee80211_mesh_route *rt;
880 	int i;
881 
882 	_db_show_ssid(" meshid ", 0, ms->ms_idlen, ms->ms_id);
883 	db_printf("nextseq %u ttl %u flags 0x%x\n", ms->ms_seq,
884 	    ms->ms_ttl, ms->ms_flags);
885 	db_printf("routing table:\n");
886 	i = 0;
887 	TAILQ_FOREACH(rt, &ms->ms_routes, rt_next) {
888 		db_printf("entry %d:\tdest: %6D nexthop: %6D metric: %u", i,
889 		    rt->rt_dest, ":", rt->rt_nexthop, ":", rt->rt_metric);
890 
891 		db_printf("\tlifetime: %u lastseq: %u priv: %p\n",
892 		    ieee80211_mesh_rt_update(rt, 0),
893 		    rt->rt_lastmseq, rt->rt_priv);
894 		i++;
895 	}
896 }
897 #endif /* IEEE80211_SUPPORT_MESH */
898 #endif /* DDB */
899