sys/net80211/ieee80211_ddb.c

   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("$FreeBSD$");
  28
  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/socket.h>
  40
  41 #include <net/if.h>
  42 #include <net/if_dl.h>
  43 #include <net/if_media.h>
  44 #include <net/if_types.h>
  45 #include <net/ethernet.h>
  46 #include <net/vnet.h>
  47
  48 #include <net80211/ieee80211_var.h>
  49 #ifdef IEEE80211_SUPPORT_TDMA
  50 #include <net80211/ieee80211_tdma.h>
  51 #endif
  52 #ifdef IEEE80211_SUPPORT_MESH
  53 #include <net80211/ieee80211_mesh.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
  65 static void _db_show_sta(const struct ieee80211_node *);
  66 static void _db_show_vap(const struct ieee80211vap *, int, int);
  67 static void _db_show_com(const struct ieee80211com *,
  68         int showvaps, int showsta, int showmesh, int showprocs);
  69
  70 static void _db_show_node_table(const char *tag,
  71         const struct ieee80211_node_table *);
  72 static void _db_show_channel(const char *tag, const struct ieee80211_channel *);
  73 static void _db_show_ssid(const char *tag, int ix, int len, const uint8_t *);
  74 static void _db_show_appie(const char *tag, const struct ieee80211_appie *);
  75 static void _db_show_key(const char *tag, int ix, const struct ieee80211_key *);
  76 static void _db_show_roamparams(const char *tag, const void *arg,
  77         const struct ieee80211_roamparam *rp);
  78 static void _db_show_txparams(const char *tag, const void *arg,
  79         const struct ieee80211_txparam *tp);
  80 static void _db_show_ageq(const char *tag, const struct ieee80211_ageq *q);
  81 static void _db_show_stats(const struct ieee80211_stats *);
  82 #ifdef IEEE80211_SUPPORT_MESH
  83 static void _db_show_mesh(const struct ieee80211_mesh_state *);
  84 #endif
  85
  86 DB_SHOW_COMMAND(sta, db_show_sta)
  87 {
  88         if (!have_addr) {
  89                 db_printf("usage: show sta <addr>\n");
  90                 return;
  91         }
  92         _db_show_sta((const struct ieee80211_node *) addr);
  93 }
  94
  95 DB_SHOW_COMMAND(statab, db_show_statab)
  96 {
  97         if (!have_addr) {
  98                 db_printf("usage: show statab <addr>\n");
  99                 return;
 100         }
 101         _db_show_node_table("", (const struct ieee80211_node_table *) addr);
 102 }
 103
 104 DB_SHOW_COMMAND(vap, db_show_vap)
 105 {
 106         int i, showmesh = 0, showprocs = 0;
 107
 108         if (!have_addr) {
 109                 db_printf("usage: show vap <addr>\n");
 110                 return;
 111         }
 112         for (i = 0; modif[i] != '\0'; i++)
 113                 switch (modif[i]) {
 114                 case 'a':
 115                         showprocs = 1;
 116                         showmesh = 1;
 117                         break;
 118                 case 'm':
 119                         showmesh = 1;
 120                         break;
 121                 case 'p':
 122                         showprocs = 1;
 123                         break;
 124                 }
 125         _db_show_vap((const struct ieee80211vap *) addr, showmesh, showprocs);
 126 }
 127
 128 DB_SHOW_COMMAND(com, db_show_com)
 129 {
 130         const struct ieee80211com *ic;
 131         int i, showprocs = 0, showvaps = 0, showsta = 0, showmesh = 0;
 132
 133         if (!have_addr) {
 134                 db_printf("usage: show com <addr>\n");
 135                 return;
 136         }
 137         for (i = 0; modif[i] != '\0'; i++)
 138                 switch (modif[i]) {
 139                 case 'a':
 140                         showsta = showmesh = showvaps = showprocs = 1;
 141                         break;
 142                 case 's':
 143                         showsta = 1;
 144                         break;
 145                 case 'm':
 146                         showmesh = 1;
 147                         break;
 148                 case 'v':
 149                         showvaps = 1;
 150                         break;
 151                 case 'p':
 152                         showprocs = 1;
 153                         break;
 154                 }
 155
 156         ic = (const struct ieee80211com *) addr;
 157         _db_show_com(ic, showvaps, showsta, showmesh, showprocs);
 158 }
 159
 160 DB_SHOW_ALL_COMMAND(vaps, db_show_all_vaps)
 161 {
 162         VNET_ITERATOR_DECL(vnet_iter);
 163         const struct ifnet *ifp;
 164         int i, showall = 0;
 165
 166         for (i = 0; modif[i] != '\0'; i++)
 167                 switch (modif[i]) {
 168                 case 'a':
 169                         showall = 1;
 170                         break;
 171                 }
 172
 173         VNET_FOREACH(vnet_iter) {
 174                 TAILQ_FOREACH(ifp, &V_ifnet, if_list)
 175                         if (ifp->if_type == IFT_IEEE80211) {
 176                                 const struct ieee80211com *ic = ifp->if_l2com;
 177
 178                                 if (!showall) {
 179                                         const struct ieee80211vap *vap;
 180                                         db_printf("%s: com %p vaps:",
 181                                             ifp->if_xname, ic);
 182                                         TAILQ_FOREACH(vap, &ic->ic_vaps,
 183                                             iv_next)
 184                                                 db_printf(" %s(%p)",
 185                                                     vap->iv_ifp->if_xname, vap);
 186                                         db_printf("\n");
 187                                 } else
 188                                         _db_show_com(ic, 1, 1, 1, 1);
 189                         }
 190         }
 191 }
 192
 193 #ifdef IEEE80211_SUPPORT_MESH
 194 DB_SHOW_ALL_COMMAND(mesh, db_show_mesh)
 195 {
 196         const struct ieee80211_mesh_state *ms;
 197
 198         if (!have_addr) {
 199                 db_printf("usage: show mesh <addr>\n");
 200                 return;
 201         }
 202         ms = (const struct ieee80211_mesh_state *) addr;
 203         _db_show_mesh(ms);
 204 }
 205 #endif /* IEEE80211_SUPPORT_MESH */
 206
 207 static void
 208 _db_show_txampdu(const char *sep, int ix, const struct ieee80211_tx_ampdu *tap)
 209 {
 210         db_printf("%stxampdu[%d]: %p flags %b %s\n",
 211                 sep, ix, tap, tap->txa_flags, IEEE80211_AGGR_BITS,
 212                 ieee80211_wme_acnames[TID_TO_WME_AC(tap->txa_tid)]);
 213         db_printf("%s  token %u lastsample %d pkts %d avgpps %d qbytes %d qframes %d\n",
 214                 sep, tap->txa_token, tap->txa_lastsample, tap->txa_pkts,
 215                 tap->txa_avgpps, tap->txa_qbytes, tap->txa_qframes);
 216         db_printf("%s  start %u seqpending %u wnd %u attempts %d nextrequest %d\n",
 217                 sep, tap->txa_start, tap->txa_seqpending, tap->txa_wnd,
 218                 tap->txa_attempts, tap->txa_nextrequest);
 219         /* XXX timer */
 220 }
 221
 222 static void
 223 _db_show_rxampdu(const char *sep, int ix, const struct ieee80211_rx_ampdu *rap)
 224 {
 225         int i;
 226
 227         db_printf("%srxampdu[%d]: %p flags 0x%x tid %u\n",
 228                 sep, ix, rap, rap->rxa_flags, ix /*XXX */);
 229         db_printf("%s  qbytes %d qframes %d seqstart %u start %u wnd %u\n",
 230                 sep, rap->rxa_qbytes, rap->rxa_qframes,
 231                 rap->rxa_seqstart, rap->rxa_start, rap->rxa_wnd);
 232         db_printf("%s  age %d nframes %d\n", sep,
 233                 rap->rxa_age, rap->rxa_nframes);
 234         for (i = 0; i < IEEE80211_AGGR_BAWMAX; i++)
 235                 if (rap->rxa_m[i] != NULL)
 236                         db_printf("%s  m[%2u:%4u] %p\n", sep, i,
 237                             IEEE80211_SEQ_ADD(rap->rxa_start, i),
 238                             rap->rxa_m[i]);
 239 }
 240
 241 static void
 242 _db_show_sta(const struct ieee80211_node *ni)
 243 {
 244         int i;
 245
 246         db_printf("0x%p: mac %s refcnt %d\n", ni,
 247                 ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni));
 248         db_printf("\tvap %p wdsvap %p ic %p table %p\n",
 249                 ni->ni_vap, ni->ni_wdsvap, ni->ni_ic, ni->ni_table);
 250         db_printf("\tflags=%b\n", ni->ni_flags, IEEE80211_NODE_BITS);
 251         db_printf("\tscangen %u authmode %u ath_flags 0x%x ath_defkeyix %u\n",
 252                 ni->ni_scangen, ni->ni_authmode,
 253                 ni->ni_ath_flags, ni->ni_ath_defkeyix);
 254         db_printf("\tassocid 0x%x txpower %u vlan %u\n",
 255                 ni->ni_associd, ni->ni_txpower, ni->ni_vlan);
 256         db_printf("\tjointime %d (%lu secs) challenge %p\n",
 257                 ni->ni_jointime, (unsigned long)(time_uptime - ni->ni_jointime),
 258                 ni->ni_challenge);
 259         db_printf("\ties: data %p len %d\n", ni->ni_ies.data, ni->ni_ies.len);
 260         db_printf("\t[wpa_ie %p rsn_ie %p wme_ie %p ath_ie %p\n",
 261                 ni->ni_ies.wpa_ie, ni->ni_ies.rsn_ie, ni->ni_ies.wme_ie,
 262                 ni->ni_ies.ath_ie);
 263         db_printf("\t htcap_ie %p htinfo_ie %p]\n",
 264                 ni->ni_ies.htcap_ie, ni->ni_ies.htinfo_ie);
 265         if (ni->ni_flags & IEEE80211_NODE_QOS) {
 266                 for (i = 0; i < WME_NUM_TID; i++) {
 267                         if (ni->ni_txseqs[i] || ni->ni_rxseqs[i])
 268                                 db_printf("\t[%u] txseq %u rxseq %u fragno %u\n",
 269                                     i, ni->ni_txseqs[i],
 270                                     ni->ni_rxseqs[i] >> IEEE80211_SEQ_SEQ_SHIFT,
 271                                     ni->ni_rxseqs[i] & IEEE80211_SEQ_FRAG_MASK);
 272                 }
 273         }
 274         db_printf("\ttxseq %u rxseq %u fragno %u rxfragstamp %u\n",
 275                 ni->ni_txseqs[IEEE80211_NONQOS_TID],
 276                 ni->ni_rxseqs[IEEE80211_NONQOS_TID] >> IEEE80211_SEQ_SEQ_SHIFT,
 277                 ni->ni_rxseqs[IEEE80211_NONQOS_TID] & IEEE80211_SEQ_FRAG_MASK,
 278                 ni->ni_rxfragstamp);
 279         db_printf("\trxfrag[0] %p rxfrag[1] %p rxfrag[2] %p\n",
 280                 ni->ni_rxfrag[0], ni->ni_rxfrag[1], ni->ni_rxfrag[2]);
 281         _db_show_key("\tucastkey", 0, &ni->ni_ucastkey);
 282         db_printf("\tavgrssi 0x%x (rssi %d) noise %d\n",
 283                 ni->ni_avgrssi, IEEE80211_RSSI_GET(ni->ni_avgrssi),
 284                 ni->ni_noise);
 285         db_printf("\tintval %u capinfo %b\n",
 286                 ni->ni_intval, ni->ni_capinfo, IEEE80211_CAPINFO_BITS);
 287         db_printf("\tbssid %s", ether_sprintf(ni->ni_bssid));
 288         _db_show_ssid(" essid ", 0, ni->ni_esslen, ni->ni_essid);
 289         db_printf("\n");
 290         _db_show_channel("\tchannel", ni->ni_chan);
 291         db_printf("\n");
 292         db_printf("\terp %b dtim_period %u dtim_count %u\n",
 293                 ni->ni_erp, IEEE80211_ERP_BITS,
 294                 ni->ni_dtim_period, ni->ni_dtim_count);
 295
 296         db_printf("\thtcap %b htparam 0x%x htctlchan %u ht2ndchan %u\n",
 297                 ni->ni_htcap, IEEE80211_HTCAP_BITS,
 298                 ni->ni_htparam, ni->ni_htctlchan, ni->ni_ht2ndchan);
 299         db_printf("\thtopmode 0x%x htstbc 0x%x chw %u\n",
 300                 ni->ni_htopmode, ni->ni_htstbc, ni->ni_chw);
 301
 302         /* XXX ampdu state */
 303         for (i = 0; i < WME_NUM_TID; i++)
 304                 if (ni->ni_tx_ampdu[i].txa_flags & IEEE80211_AGGR_SETUP)
 305                         _db_show_txampdu("\t", i, &ni->ni_tx_ampdu[i]);
 306         for (i = 0; i < WME_NUM_TID; i++)
 307                 if (ni->ni_rx_ampdu[i].rxa_flags)
 308                         _db_show_rxampdu("\t", i, &ni->ni_rx_ampdu[i]);
 309
 310         db_printf("\tinact %u inact_reload %u txrate %u\n",
 311                 ni->ni_inact, ni->ni_inact_reload, ni->ni_txrate);
 312 #ifdef IEEE80211_SUPPORT_MESH
 313         _db_show_ssid("\tmeshid ", 0, ni->ni_meshidlen, ni->ni_meshid);
 314         db_printf(" mlstate %b mllid 0x%x mlpid 0x%x mlrcnt %u mltval %u\n",
 315             ni->ni_mlstate, IEEE80211_MESH_MLSTATE_BITS,
 316             ni->ni_mllid, ni->ni_mlpid, ni->ni_mlrcnt, ni->ni_mltval);
 317 #endif
 318 }
 319
 320 #ifdef IEEE80211_SUPPORT_TDMA
 321 static void
 322 _db_show_tdma(const char *sep, const struct ieee80211_tdma_state *ts, int showprocs)
 323 {
 324         db_printf("%stdma %p:\n", sep, ts);
 325         db_printf("%s  version %u slot %u bintval %u peer %p\n", sep,
 326             ts->tdma_version, ts->tdma_slot, ts->tdma_bintval, ts->tdma_peer);
 327         db_printf("%s  slotlen %u slotcnt %u", sep,
 328             ts->tdma_slotlen, ts->tdma_slotcnt);
 329         db_printf(" inuse 0x%x active 0x%x count %d\n",
 330             ts->tdma_inuse[0], ts->tdma_active[0], ts->tdma_count);
 331         if (showprocs) {
 332                 DB_PRINTSYM(sep, "  tdma_newstate", ts->tdma_newstate);
 333                 DB_PRINTSYM(sep, "  tdma_recv_mgmt", ts->tdma_recv_mgmt);
 334                 DB_PRINTSYM(sep, "  tdma_opdetach", ts->tdma_opdetach);
 335         }
 336 }
 337 #endif /* IEEE80211_SUPPORT_TDMA */
 338
 339 static void
 340 _db_show_vap(const struct ieee80211vap *vap, int showmesh, int showprocs)
 341 {
 342         const struct ieee80211com *ic = vap->iv_ic;
 343         int i;
 344
 345         db_printf("%p:", vap);
 346         db_printf(" bss %p", vap->iv_bss);
 347         db_printf(" myaddr %s", ether_sprintf(vap->iv_myaddr));
 348         db_printf("\n");
 349
 350         db_printf("\topmode %s", ieee80211_opmode_name[vap->iv_opmode]);
 351 #ifdef IEEE80211_SUPPORT_MESH
 352         if (vap->iv_opmode == IEEE80211_M_MBSS)
 353                 db_printf("(%p)", vap->iv_mesh);
 354 #endif
 355         db_printf(" state %s", ieee80211_state_name[vap->iv_state]);
 356         db_printf(" ifp %p(%s)", vap->iv_ifp, vap->iv_ifp->if_xname);
 357         db_printf("\n");
 358
 359         db_printf("\tic %p", vap->iv_ic);
 360         db_printf(" media %p", &vap->iv_media);
 361         db_printf(" bpf_if %p", vap->iv_rawbpf);
 362         db_printf(" mgtsend %p", &vap->iv_mgtsend);
 363 #if 0
 364         struct sysctllog        *iv_sysctl;     /* dynamic sysctl context */
 365 #endif
 366         db_printf("\n");
 367         db_printf("\tdebug=%b\n", vap->iv_debug, IEEE80211_MSG_BITS);
 368
 369         db_printf("\tflags=%b\n", vap->iv_flags, IEEE80211_F_BITS);
 370         db_printf("\tflags_ext=%b\n", vap->iv_flags_ext, IEEE80211_FEXT_BITS);
 371         db_printf("\tflags_ht=%b\n", vap->iv_flags_ht, IEEE80211_FHT_BITS);
 372         db_printf("\tflags_ven=%b\n", vap->iv_flags_ven, IEEE80211_FVEN_BITS);
 373         db_printf("\tcaps=%b\n", vap->iv_caps, IEEE80211_C_BITS);
 374         db_printf("\thtcaps=%b\n", vap->iv_htcaps, IEEE80211_C_HTCAP_BITS);
 375
 376         _db_show_stats(&vap->iv_stats);
 377
 378         db_printf("\tinact_init %d", vap->iv_inact_init);
 379         db_printf(" inact_auth %d", vap->iv_inact_auth);
 380         db_printf(" inact_run %d", vap->iv_inact_run);
 381         db_printf(" inact_probe %d", vap->iv_inact_probe);
 382         db_printf("\n");
 383
 384         db_printf("\tdes_nssid %d", vap->iv_des_nssid);
 385         if (vap->iv_des_nssid)
 386                 _db_show_ssid(" des_ssid[%u] ", 0,
 387                     vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
 388         db_printf(" des_bssid %s", ether_sprintf(vap->iv_des_bssid));
 389         db_printf("\n");
 390         db_printf("\tdes_mode %d", vap->iv_des_mode);
 391         _db_show_channel(" des_chan", vap->iv_des_chan);
 392         db_printf("\n");
 393 #if 0
 394         int                     iv_nicknamelen; /* XXX junk */
 395         uint8_t                 iv_nickname[IEEE80211_NWID_LEN];
 396 #endif
 397         db_printf("\tbgscanidle %u", vap->iv_bgscanidle);
 398         db_printf(" bgscanintvl %u", vap->iv_bgscanintvl);
 399         db_printf(" scanvalid %u", vap->iv_scanvalid);
 400         db_printf("\n");
 401         db_printf("\tscanreq_duration %u", vap->iv_scanreq_duration);
 402         db_printf(" scanreq_mindwell %u", vap->iv_scanreq_mindwell);
 403         db_printf(" scanreq_maxdwell %u", vap->iv_scanreq_maxdwell);
 404         db_printf("\n");
 405         db_printf("\tscanreq_flags 0x%x", vap->iv_scanreq_flags);
 406         db_printf(" scanreq_nssid %d", vap->iv_scanreq_nssid);
 407         for (i = 0; i < vap->iv_scanreq_nssid; i++)
 408                 _db_show_ssid(" scanreq_ssid[%u]", i,
 409                     vap->iv_scanreq_ssid[i].len, vap->iv_scanreq_ssid[i].ssid);
 410         db_printf(" roaming %d", vap->iv_roaming);
 411         db_printf("\n");
 412         for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
 413                 if (isset(ic->ic_modecaps, i)) {
 414                         _db_show_roamparams("\troamparms[%s]",
 415                             ieee80211_phymode_name[i], &vap->iv_roamparms[i]);
 416                         db_printf("\n");
 417                 }
 418
 419         db_printf("\tbmissthreshold %u", vap->iv_bmissthreshold);
 420         db_printf(" bmiss_max %u", vap->iv_bmiss_count);
 421         db_printf(" bmiss_max %d", vap->iv_bmiss_max);
 422         db_printf("\n");
 423         db_printf("\tswbmiss_count %u", vap->iv_swbmiss_count);
 424         db_printf(" swbmiss_period %u", vap->iv_swbmiss_period);
 425         db_printf(" swbmiss %p", &vap->iv_swbmiss);
 426         db_printf("\n");
 427
 428         db_printf("\tampdu_rxmax %d", vap->iv_ampdu_rxmax);
 429         db_printf(" ampdu_density %d", vap->iv_ampdu_density);
 430         db_printf(" ampdu_limit %d", vap->iv_ampdu_limit);
 431         db_printf(" amsdu_limit %d", vap->iv_amsdu_limit);
 432         db_printf("\n");
 433
 434         db_printf("\tmax_aid %u", vap->iv_max_aid);
 435         db_printf(" aid_bitmap %p", vap->iv_aid_bitmap);
 436         db_printf("\n");
 437         db_printf("\tsta_assoc %u", vap->iv_sta_assoc);
 438         db_printf(" ps_sta %u", vap->iv_ps_sta);
 439         db_printf(" ps_pending %u", vap->iv_ps_pending);
 440         db_printf(" tim_len %u", vap->iv_tim_len);
 441         db_printf(" tim_bitmap %p", vap->iv_tim_bitmap);
 442         db_printf("\n");
 443         db_printf("\tdtim_period %u", vap->iv_dtim_period);
 444         db_printf(" dtim_count %u", vap->iv_dtim_count);
 445         db_printf(" set_tim %p", vap->iv_set_tim);
 446         db_printf(" csa_count %d", vap->iv_csa_count);
 447         db_printf("\n");
 448
 449         db_printf("\trtsthreshold %u", vap->iv_rtsthreshold);
 450         db_printf(" fragthreshold %u", vap->iv_fragthreshold);
 451         db_printf(" inact_timer %d", vap->iv_inact_timer);
 452         db_printf("\n");
 453         for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
 454                 if (isset(ic->ic_modecaps, i)) {
 455                         _db_show_txparams("\ttxparms[%s]",
 456                             ieee80211_phymode_name[i], &vap->iv_txparms[i]);
 457                         db_printf("\n");
 458                 }
 459
 460         /* application-specified IE's to attach to mgt frames */
 461         _db_show_appie("\tappie_beacon", vap->iv_appie_beacon);
 462         _db_show_appie("\tappie_probereq", vap->iv_appie_probereq);
 463         _db_show_appie("\tappie_proberesp", vap->iv_appie_proberesp);
 464         _db_show_appie("\tappie_assocreq", vap->iv_appie_assocreq);
 465         _db_show_appie("\tappie_asscoresp", vap->iv_appie_assocresp);
 466         _db_show_appie("\tappie_wpa", vap->iv_appie_wpa);
 467         if (vap->iv_wpa_ie != NULL || vap->iv_rsn_ie != NULL) {
 468                 if (vap->iv_wpa_ie != NULL)
 469                         db_printf("\twpa_ie %p", vap->iv_wpa_ie);
 470                 if (vap->iv_rsn_ie != NULL)
 471                         db_printf("\trsn_ie %p", vap->iv_rsn_ie);
 472                 db_printf("\n");
 473         }
 474         db_printf("\tmax_keyix %u", vap->iv_max_keyix);
 475         db_printf(" def_txkey %d", vap->iv_def_txkey);
 476         db_printf("\n");
 477         for (i = 0; i < IEEE80211_WEP_NKID; i++)
 478                 _db_show_key("\tnw_keys[%u]", i, &vap->iv_nw_keys[i]);
 479
 480         db_printf("\tauth %p(%s)", vap->iv_auth, vap->iv_auth->ia_name);
 481         db_printf(" ec %p", vap->iv_ec);
 482
 483         db_printf(" acl %p", vap->iv_acl);
 484         db_printf(" as %p", vap->iv_as);
 485         db_printf("\n");
 486 #ifdef IEEE80211_SUPPORT_MESH
 487         if (showmesh && vap->iv_mesh != NULL)
 488                 _db_show_mesh(vap->iv_mesh);
 489 #endif
 490 #ifdef IEEE80211_SUPPORT_TDMA
 491         if (vap->iv_tdma != NULL)
 492                 _db_show_tdma("\t", vap->iv_tdma, showprocs);
 493 #endif /* IEEE80211_SUPPORT_TDMA */
 494         if (showprocs) {
 495                 DB_PRINTSYM("\t", "iv_key_alloc", vap->iv_key_alloc);
 496                 DB_PRINTSYM("\t", "iv_key_delete", vap->iv_key_delete);
 497                 DB_PRINTSYM("\t", "iv_key_set", vap->iv_key_set);
 498                 DB_PRINTSYM("\t", "iv_key_update_begin", vap->iv_key_update_begin);
 499                 DB_PRINTSYM("\t", "iv_key_update_end", vap->iv_key_update_end);
 500                 DB_PRINTSYM("\t", "iv_opdetach", vap->iv_opdetach);
 501                 DB_PRINTSYM("\t", "iv_input", vap->iv_input);
 502                 DB_PRINTSYM("\t", "iv_recv_mgmt", vap->iv_recv_mgmt);
 503                 DB_PRINTSYM("\t", "iv_deliver_data", vap->iv_deliver_data);
 504                 DB_PRINTSYM("\t", "iv_bmiss", vap->iv_bmiss);
 505                 DB_PRINTSYM("\t", "iv_reset", vap->iv_reset);
 506                 DB_PRINTSYM("\t", "iv_update_beacon", vap->iv_update_beacon);
 507                 DB_PRINTSYM("\t", "iv_newstate", vap->iv_newstate);
 508                 DB_PRINTSYM("\t", "iv_output", vap->iv_output);
 509         }
 510 }
 511
 512 static void
 513 _db_show_com(const struct ieee80211com *ic, int showvaps, int showsta,
 514     int showmesh, int showprocs)
 515 {
 516         struct ieee80211vap *vap;
 517
 518         db_printf("%p:", ic);
 519         TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
 520                 db_printf(" %s(%p)", vap->iv_ifp->if_xname, vap);
 521         db_printf("\n");
 522         db_printf("\tifp %p(%s)", ic->ic_ifp, ic->ic_ifp->if_xname);
 523         db_printf(" comlock %p", &ic->ic_comlock);
 524         db_printf("\n");
 525         db_printf("\theadroom %d", ic->ic_headroom);
 526         db_printf(" phytype %d", ic->ic_phytype);
 527         db_printf(" opmode %s", ieee80211_opmode_name[ic->ic_opmode]);
 528         db_printf("\n");
 529         db_printf("\tmedia %p", &ic->ic_media);
 530         db_printf(" inact %p", &ic->ic_inact);
 531         db_printf("\n");
 532
 533         db_printf("\tflags=%b\n", ic->ic_flags, IEEE80211_F_BITS);
 534         db_printf("\tflags_ext=%b\n", ic->ic_flags_ext, IEEE80211_FEXT_BITS);
 535         db_printf("\tflags_ht=%b\n", ic->ic_flags_ht, IEEE80211_FHT_BITS);
 536         db_printf("\tflags_ven=%b\n", ic->ic_flags_ven, IEEE80211_FVEN_BITS);
 537         db_printf("\tcaps=%b\n", ic->ic_caps, IEEE80211_C_BITS);
 538         db_printf("\tcryptocaps=%b\n",
 539             ic->ic_cryptocaps, IEEE80211_CRYPTO_BITS);
 540         db_printf("\thtcaps=%b\n", ic->ic_htcaps, IEEE80211_HTCAP_BITS);
 541
 542 #if 0
 543         uint8_t                 ic_modecaps[2]; /* set of mode capabilities */
 544 #endif
 545         db_printf("\tcurmode %u", ic->ic_curmode);
 546         db_printf(" promisc %u", ic->ic_promisc);
 547         db_printf(" allmulti %u", ic->ic_allmulti);
 548         db_printf(" nrunning %u", ic->ic_nrunning);
 549         db_printf("\n");
 550         db_printf("\tbintval %u", ic->ic_bintval);
 551         db_printf(" lintval %u", ic->ic_lintval);
 552         db_printf(" holdover %u", ic->ic_holdover);
 553         db_printf(" txpowlimit %u", ic->ic_txpowlimit);
 554         db_printf("\n");
 555 #if 0
 556         struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
 557 #endif
 558         /*
 559          * Channel state:
 560          *
 561          * ic_channels is the set of available channels for the device;
 562          *    it is setup by the driver
 563          * ic_nchans is the number of valid entries in ic_channels
 564          * ic_chan_avail is a bit vector of these channels used to check
 565          *    whether a channel is available w/o searching the channel table.
 566          * ic_chan_active is a (potentially) constrained subset of
 567          *    ic_chan_avail that reflects any mode setting or user-specified
 568          *    limit on the set of channels to use/scan
 569          * ic_curchan is the current channel the device is set to; it may
 570          *    be different from ic_bsschan when we are off-channel scanning
 571          *    or otherwise doing background work
 572          * ic_bsschan is the channel selected for operation; it may
 573          *    be undefined (IEEE80211_CHAN_ANYC)
 574          * ic_prevchan is a cached ``previous channel'' used to optimize
 575          *    lookups when switching back+forth between two channels
 576          *    (e.g. for dynamic turbo)
 577          */
 578         db_printf("\tnchans %d", ic->ic_nchans);
 579 #if 0
 580         struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
 581         uint8_t                 ic_chan_avail[IEEE80211_CHAN_BYTES];
 582         uint8_t                 ic_chan_active[IEEE80211_CHAN_BYTES];
 583         uint8_t                 ic_chan_scan[IEEE80211_CHAN_BYTES];
 584 #endif
 585         db_printf("\n");
 586         _db_show_channel("\tcurchan", ic->ic_curchan);
 587         db_printf("\n");
 588         _db_show_channel("\tbsschan", ic->ic_bsschan);
 589         db_printf("\n");
 590         _db_show_channel("\tprevchan", ic->ic_prevchan);
 591         db_printf("\n");
 592         db_printf("\tregdomain %p", &ic->ic_regdomain);
 593         db_printf("\n");
 594
 595         _db_show_channel("\tcsa_newchan", ic->ic_csa_newchan);
 596         db_printf(" csa_count %d", ic->ic_csa_count);
 597         db_printf( "dfs %p", &ic->ic_dfs);
 598         db_printf("\n");
 599
 600         db_printf("\tscan %p", ic->ic_scan);
 601         db_printf(" lastdata %d", ic->ic_lastdata);
 602         db_printf(" lastscan %d", ic->ic_lastscan);
 603         db_printf("\n");
 604
 605         db_printf("\tmax_keyix %d", ic->ic_max_keyix);
 606         db_printf(" hash_key 0x%x", ic->ic_hash_key);
 607         db_printf(" wme %p", &ic->ic_wme);
 608         if (!showsta)
 609                 db_printf(" sta %p", &ic->ic_sta);
 610         db_printf("\n");
 611         db_printf("\tstageq@%p:\n", &ic->ic_stageq);
 612         _db_show_ageq("\t", &ic->ic_stageq);
 613         if (showsta)
 614                 _db_show_node_table("\t", &ic->ic_sta);
 615
 616         db_printf("\tprotmode %d", ic->ic_protmode);
 617         db_printf(" nonerpsta %u", ic->ic_nonerpsta);
 618         db_printf(" longslotsta %u", ic->ic_longslotsta);
 619         db_printf(" lastnonerp %d", ic->ic_lastnonerp);
 620         db_printf("\n");
 621         db_printf("\tsta_assoc %u", ic->ic_sta_assoc);
 622         db_printf(" ht_sta_assoc %u", ic->ic_ht_sta_assoc);
 623         db_printf(" ht40_sta_assoc %u", ic->ic_ht40_sta_assoc);
 624         db_printf("\n");
 625         db_printf("\tcurhtprotmode 0x%x", ic->ic_curhtprotmode);
 626         db_printf(" htprotmode %d", ic->ic_htprotmode);
 627         db_printf(" lastnonht %d", ic->ic_lastnonht);
 628         db_printf("\n");
 629
 630         db_printf("\tsuperg %p\n", ic->ic_superg);
 631
 632         db_printf("\tmontaps %d th %p txchan %p rh %p rxchan %p\n",
 633             ic->ic_montaps, ic->ic_th, ic->ic_txchan, ic->ic_rh, ic->ic_rxchan);
 634
 635         if (showprocs) {
 636                 DB_PRINTSYM("\t", "ic_vap_create", ic->ic_vap_create);
 637                 DB_PRINTSYM("\t", "ic_vap_delete", ic->ic_vap_delete);
 638 #if 0
 639                 /* operating mode attachment */
 640                 ieee80211vap_attach     ic_vattach[IEEE80211_OPMODE_MAX];
 641 #endif
 642                 DB_PRINTSYM("\t", "ic_newassoc", ic->ic_newassoc);
 643                 DB_PRINTSYM("\t", "ic_getradiocaps", ic->ic_getradiocaps);
 644                 DB_PRINTSYM("\t", "ic_setregdomain", ic->ic_setregdomain);
 645                 DB_PRINTSYM("\t", "ic_send_mgmt", ic->ic_send_mgmt);
 646                 DB_PRINTSYM("\t", "ic_raw_xmit", ic->ic_raw_xmit);
 647                 DB_PRINTSYM("\t", "ic_updateslot", ic->ic_updateslot);
 648                 DB_PRINTSYM("\t", "ic_update_mcast", ic->ic_update_mcast);
 649                 DB_PRINTSYM("\t", "ic_update_promisc", ic->ic_update_promisc);
 650                 DB_PRINTSYM("\t", "ic_node_alloc", ic->ic_node_alloc);
 651                 DB_PRINTSYM("\t", "ic_node_free", ic->ic_node_free);
 652                 DB_PRINTSYM("\t", "ic_node_cleanup", ic->ic_node_cleanup);
 653                 DB_PRINTSYM("\t", "ic_node_getrssi", ic->ic_node_getrssi);
 654                 DB_PRINTSYM("\t", "ic_node_getsignal", ic->ic_node_getsignal);
 655                 DB_PRINTSYM("\t", "ic_node_getmimoinfo", ic->ic_node_getmimoinfo);
 656                 DB_PRINTSYM("\t", "ic_scan_start", ic->ic_scan_start);
 657                 DB_PRINTSYM("\t", "ic_scan_end", ic->ic_scan_end);
 658                 DB_PRINTSYM("\t", "ic_set_channel", ic->ic_set_channel);
 659                 DB_PRINTSYM("\t", "ic_scan_curchan", ic->ic_scan_curchan);
 660                 DB_PRINTSYM("\t", "ic_scan_mindwell", ic->ic_scan_mindwell);
 661                 DB_PRINTSYM("\t", "ic_recv_action", ic->ic_recv_action);
 662                 DB_PRINTSYM("\t", "ic_send_action", ic->ic_send_action);
 663                 DB_PRINTSYM("\t", "ic_addba_request", ic->ic_addba_request);
 664                 DB_PRINTSYM("\t", "ic_addba_response", ic->ic_addba_response);
 665                 DB_PRINTSYM("\t", "ic_addba_stop", ic->ic_addba_stop);
 666         }
 667         if (showvaps && !TAILQ_EMPTY(&ic->ic_vaps)) {
 668                 db_printf("\n");
 669                 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
 670                         _db_show_vap(vap, showmesh, showprocs);
 671         }
 672         if (showsta && !TAILQ_EMPTY(&ic->ic_sta.nt_node)) {
 673                 const struct ieee80211_node_table *nt = &ic->ic_sta;
 674                 const struct ieee80211_node *ni;
 675
 676                 TAILQ_FOREACH(ni, &nt->nt_node, ni_list) {
 677                         db_printf("\n");
 678                         _db_show_sta(ni);
 679                 }
 680         }
 681 }
 682
 683 static void
 684 _db_show_node_table(const char *tag, const struct ieee80211_node_table *nt)
 685 {
 686         int i;
 687
 688         db_printf("%s%s@%p:\n", tag, nt->nt_name, nt);
 689         db_printf("%s nodelock %p", tag, &nt->nt_nodelock);
 690         db_printf(" inact_init %d", nt->nt_inact_init);
 691         db_printf(" scanlock %p", &nt->nt_scanlock);
 692         db_printf(" scangen %u\n", nt->nt_scangen);
 693         db_printf("%s keyixmax %d keyixmap %p\n",
 694             tag, nt->nt_keyixmax, nt->nt_keyixmap);
 695         for (i = 0; i < nt->nt_keyixmax; i++) {
 696                 const struct ieee80211_node *ni = nt->nt_keyixmap[i];
 697                 if (ni != NULL)
 698                         db_printf("%s [%3u] %p %s\n", tag, i, ni,
 699                             ether_sprintf(ni->ni_macaddr));
 700         }
 701 }
 702
 703 static void
 704 _db_show_channel(const char *tag, const struct ieee80211_channel *c)
 705 {
 706         db_printf("%s ", tag);
 707         if (c == NULL)
 708                 db_printf("<NULL>");
 709         else if (c == IEEE80211_CHAN_ANYC)
 710                 db_printf("<ANY>");
 711         else
 712                 db_printf("[%u (%u) flags=%b maxreg %d maxpow %d minpow %d state 0x%x extieee %u]",
 713                     c->ic_freq, c->ic_ieee,
 714                     c->ic_flags, IEEE80211_CHAN_BITS,
 715                     c->ic_maxregpower, c->ic_maxpower, c->ic_minpower,
 716                     c->ic_state, c->ic_extieee);
 717 }
 718
 719 static void
 720 _db_show_ssid(const char *tag, int ix, int len, const uint8_t *ssid)
 721 {
 722         const uint8_t *p;
 723         int i;
 724
 725         db_printf(tag, ix);
 726
 727         if (len > IEEE80211_NWID_LEN)
 728                 len = IEEE80211_NWID_LEN;
 729         /* determine printable or not */
 730         for (i = 0, p = ssid; i < len; i++, p++) {
 731                 if (*p < ' ' || *p > 0x7e)
 732                         break;
 733         }
 734         if (i == len) {
 735                 db_printf("\"");
 736                 for (i = 0, p = ssid; i < len; i++, p++)
 737                         db_printf("%c", *p);
 738                 db_printf("\"");
 739         } else {
 740                 db_printf("0x");
 741                 for (i = 0, p = ssid; i < len; i++, p++)
 742                         db_printf("%02x", *p);
 743         }
 744 }
 745
 746 static void
 747 _db_show_appie(const char *tag, const struct ieee80211_appie *ie)
 748 {
 749         const uint8_t *p;
 750         int i;
 751
 752         if (ie == NULL)
 753                 return;
 754         db_printf("%s [0x", tag);
 755         for (i = 0, p = ie->ie_data; i < ie->ie_len; i++, p++)
 756                 db_printf("%02x", *p);
 757         db_printf("]\n");
 758 }
 759
 760 static void
 761 _db_show_key(const char *tag, int ix, const struct ieee80211_key *wk)
 762 {
 763         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
 764         const struct ieee80211_cipher *cip = wk->wk_cipher;
 765         int keylen = wk->wk_keylen;
 766
 767         db_printf(tag, ix);
 768         switch (cip->ic_cipher) {
 769         case IEEE80211_CIPHER_WEP:
 770                 /* compatibility */
 771                 db_printf(" wepkey %u:%s", wk->wk_keyix,
 772                     keylen <= 5 ? "40-bit" :
 773                     keylen <= 13 ? "104-bit" : "128-bit");
 774                 break;
 775         case IEEE80211_CIPHER_TKIP:
 776                 if (keylen > 128/8)
 777                         keylen -= 128/8;        /* ignore MIC for now */
 778                 db_printf(" TKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
 779                 break;
 780         case IEEE80211_CIPHER_AES_OCB:
 781                 db_printf(" AES-OCB %u:%u-bit", wk->wk_keyix, 8*keylen);
 782                 break;
 783         case IEEE80211_CIPHER_AES_CCM:
 784                 db_printf(" AES-CCM %u:%u-bit", wk->wk_keyix, 8*keylen);
 785                 break;
 786         case IEEE80211_CIPHER_CKIP:
 787                 db_printf(" CKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
 788                 break;
 789         case IEEE80211_CIPHER_NONE:
 790                 db_printf(" NULL %u:%u-bit", wk->wk_keyix, 8*keylen);
 791                 break;
 792         default:
 793                 db_printf(" UNKNOWN (0x%x) %u:%u-bit",
 794                         cip->ic_cipher, wk->wk_keyix, 8*keylen);
 795                 break;
 796         }
 797         if (wk->wk_rxkeyix != wk->wk_keyix)
 798                 db_printf(" rxkeyix %u", wk->wk_rxkeyix);
 799         if (memcmp(wk->wk_key, zerodata, keylen) != 0) {
 800                 int i;
 801
 802                 db_printf(" <");
 803                 for (i = 0; i < keylen; i++)
 804                         db_printf("%02x", wk->wk_key[i]);
 805                 db_printf(">");
 806                 if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
 807                     wk->wk_keyrsc[IEEE80211_NONQOS_TID] != 0)
 808                         db_printf(" rsc %ju", (uintmax_t)wk->wk_keyrsc[IEEE80211_NONQOS_TID]);
 809                 if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
 810                     wk->wk_keytsc != 0)
 811                         db_printf(" tsc %ju", (uintmax_t)wk->wk_keytsc);
 812                 db_printf(" flags=%b", wk->wk_flags, IEEE80211_KEY_BITS);
 813         }
 814         db_printf("\n");
 815 }
 816
 817 static void
 818 printrate(const char *tag, int v)
 819 {
 820         if (v == IEEE80211_FIXED_RATE_NONE)
 821                 db_printf(" %s <none>", tag);
 822         else if (v == 11)
 823                 db_printf(" %s 5.5", tag);
 824         else if (v & IEEE80211_RATE_MCS)
 825                 db_printf(" %s MCS%d", tag, v &~ IEEE80211_RATE_MCS);
 826         else
 827                 db_printf(" %s %d", tag, v/2);
 828 }
 829
 830 static void
 831 _db_show_roamparams(const char *tag, const void *arg,
 832     const struct ieee80211_roamparam *rp)
 833 {
 834
 835         db_printf(tag, arg);
 836         if (rp->rssi & 1)
 837                 db_printf(" rssi %u.5", rp->rssi/2);
 838         else
 839                 db_printf(" rssi %u", rp->rssi/2);
 840         printrate("rate", rp->rate);
 841 }
 842
 843 static void
 844 _db_show_txparams(const char *tag, const void *arg,
 845     const struct ieee80211_txparam *tp)
 846 {
 847
 848         db_printf(tag, arg);
 849         printrate("ucastrate", tp->ucastrate);
 850         printrate("mcastrate", tp->mcastrate);
 851         printrate("mgmtrate", tp->mgmtrate);
 852         db_printf(" maxretry %d", tp->maxretry);
 853 }
 854
 855 static void
 856 _db_show_ageq(const char *tag, const struct ieee80211_ageq *q)
 857 {
 858         const struct mbuf *m;
 859
 860         db_printf("%s lock %p len %d maxlen %d drops %d head %p tail %p\n",
 861             tag, &q->aq_lock, q->aq_len, q->aq_maxlen, q->aq_drops,
 862             q->aq_head, q->aq_tail);
 863         for (m = q->aq_head; m != NULL; m = m->m_nextpkt)
 864                 db_printf("%s %p (len %d, %b)\n", tag, m, m->m_len,
 865                     /* XXX could be either TX or RX but is mostly TX */
 866                     m->m_flags, IEEE80211_MBUF_TX_FLAG_BITS);
 867 }
 868
 869 static void
 870 _db_show_stats(const struct ieee80211_stats *is)
 871 {
 872 }
 873
 874 #ifdef IEEE80211_SUPPORT_MESH
 875 static void
 876 _db_show_mesh(const struct ieee80211_mesh_state *ms)
 877 {
 878         struct ieee80211_mesh_route *rt;
 879         int i;
 880
 881         _db_show_ssid(" meshid ", 0, ms->ms_idlen, ms->ms_id);
 882         db_printf("nextseq %u ttl %u flags 0x%x\n", ms->ms_seq,
 883             ms->ms_ttl, ms->ms_flags);
 884         db_printf("routing table:\n");
 885         i = 0;
 886         TAILQ_FOREACH(rt, &ms->ms_routes, rt_next) {
 887                 db_printf("entry %d:\tdest: %6D nexthop: %6D metric: %u", i,
 888                     rt->rt_dest, ":", rt->rt_nexthop, ":", rt->rt_metric);
 889
 890                 db_printf("\tlifetime: %u lastseq: %u priv: %p\n",
 891                     ieee80211_mesh_rt_update(rt, 0),
 892                     rt->rt_lastmseq, rt->rt_priv);
 893                 i++;
 894         }
 895 }
 896 #endif /* IEEE80211_SUPPORT_MESH */
 897 #endif /* DDB */