sys/net80211/ieee80211_ddb.c

   1 /*-
   2  * Copyright (c) 2007-2008 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 #include <sys/vimage.h>
  41
  42 #include <net/if.h>
  43 #include <net/if_dl.h>
  44 #include <net/if_media.h>
  45 #include <net/if_types.h>
  46 #include <net/ethernet.h>
  47 #include <net/vnet.h>
  48
  49 #include <net80211/ieee80211_var.h>
  50
  51 #include <ddb/ddb.h>
  52 #include <ddb/db_sym.h>
  53
  54 #define IEEE80211_MSG_BITS \
  55         "\20\3IOCTL\4WDS\5ACTION\6RATECTL\7ROAM\10INACT\11DOTH\12SUPERG" \
  56         "\13WME\14ACL\15WPA\16RADKEYS\17RADDUMP\20RADIUS\21DOT1X\22POWER" \
  57         "\23STATE\24OUTPUT\25SCAN\26AUTH\27ASSOC\30NODE\31ELEMID\32XRATE" \
  58         "\33INPUT\34CRYPTO\35DUPMPKTS\36DEBUG\3711N"
  59
  60 #define IEEE80211_F_BITS \
  61         "\20\1TURBOP\2COMP\3FF\4BURST\5PRIVACY\6PUREG\10SCAN\11ASCAN\12SIBSS" \
  62         "\13SHSLOT\14PMGTON\15DESBSSID\16WME\17BGSCAN\20SWRETRY\21TXPOW_FIXED" \
  63         "\22IBSSON\23SHPREAMBLE\24DATAPAD\25USEPROT\26USERBARKER\27CSAPENDING" \
  64         "\30WPA1\31WPA2\32DROPUNENC\33COUNTERM\34HIDESSID\35NOBRIDG\36PCF" \
  65         "\37DOTH\40DWDS"
  66
  67 #define IEEE80211_FEXT_BITS \
  68         "\20\1NONHT_PR\2INACT\3SCANWAIT\4BGSCAN\5WPS\6TSN\7SCANREQ\10RESUME" \
  69         "\12NONEPR_PR\13SWBMISS\14DFS\15DOTD\22WDSLEGACY\23PROBECHAN\24HT" \
  70         "\25AMDPU_TX\26AMPDU_TX\27AMSDU_TX\30AMSDU_RX\31USEHT40\32PUREN" \
  71         "\33SHORTGI20\34SHORTGI40\35HTCOMPAT\36RIFS"
  72
  73 #define IEEE80211_FVEN_BITS     "\20"
  74
  75 #define IEEE80211_C_BITS \
  76         "\20\1STA\7FF\10TURBOP\11IBSS\12PMGT" \
  77         "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
  78         "\21MONITOR\22DFS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
  79         "\37TXFRAG"
  80
  81 #define IEEE80211_C_CRYPTO_BITS \
  82         "\20\1WEP\2TKIP\3AES\4AES_CCM\5TKIPMIC\6CKIP\12PMGT"
  83
  84 #define IEEE80211_C_HTCAP_BITS \
  85         "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \
  86         "\21AMPDU\22AMSDU\23HT\24SMPS\25RIFS"
  87
  88 /* NB: policy bits not included */
  89 #define IEEE80211_CHAN_BITS \
  90         "\20\5TURBO\6CCK\7OFDM\0102GHZ\0115GHZ\12PASSIVE\13DYN\14GFSK" \
  91         "\15STURBO\16HALF\17QUARTER\20HT20\21HT40U\22HT40D\23DFS"
  92
  93 #define IEEE80211_NODE_BITS \
  94         "\20\1AUTH\2QOS\3ERP\5PWR_MGT\6AREF\7HT\10HTCOMPAT\11WPS\12TSN" \
  95         "\13AMPDU_RX\14AMPDU_TX\15MIMO_PS\16MIMO_RTS\17RIFS\20SGI20\21SGI40"
  96
  97 #define IEEE80211_ERP_BITS \
  98         "\20\1NON_ERP_PRESENT\2USE_PROTECTION\3LONG_PREAMBLE"
  99
 100 #define IEEE80211_CAPINFO_BITS \
 101         "\20\1ESS\2IBSS\3CF_POLLABLE\4CF_POLLREQ\5PRIVACY\6SHORT_PREAMBLE" \
 102         "\7PBCC\10CHNL_AGILITY\11SPECTRUM_MGMT\13SHORT_SLOTTIME\14RSN" \
 103         "\16DSSOFDM"
 104
 105 #define IEEE80211_HTCAP_BITS \
 106         "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \
 107         "\13DELBA\14AMSDU(7935)\15DSSSCCK40\16PSMP\1740INTOLERANT" \
 108         "\20LSIGTXOPPROT"
 109
 110 #define IEEE80211_AGGR_BITS \
 111         "\20\1IMMEDIATE\2XCHGPEND\3RUNNING\4SETUP\5NAK"
 112
 113 #define DB_PRINTSYM(prefix, addr) \
 114         db_printf(prefix " "); \
 115         db_printsym((db_addr_t) addr, DB_STGY_ANY); \
 116         db_printf("\n");
 117
 118 static void _db_show_sta(const struct ieee80211_node *);
 119 static void _db_show_vap(const struct ieee80211vap *, int);
 120 static void _db_show_com(const struct ieee80211com *,
 121         int showvaps, int showsta, int showprocs);
 122
 123 static void _db_show_channel(const char *tag, const struct ieee80211_channel *);
 124 static void _db_show_ssid(const char *tag, int ix, int len, const uint8_t *);
 125 static void _db_show_appie(const char *tag, const struct ieee80211_appie *);
 126 static void _db_show_key(const char *tag, int ix, const struct ieee80211_key *);
 127 static void _db_show_roamparams(const char *tag, const void *arg,
 128         const struct ieee80211_roamparam *rp);
 129 static void _db_show_txparams(const char *tag, const void *arg,
 130         const struct ieee80211_txparam *tp);
 131 static void _db_show_stats(const struct ieee80211_stats *);
 132
 133 DB_SHOW_COMMAND(sta, db_show_sta)
 134 {
 135         if (!have_addr) {
 136                 db_printf("usage: show sta <addr>\n");
 137                 return;
 138         }
 139         _db_show_sta((const struct ieee80211_node *) addr);
 140 }
 141
 142 DB_SHOW_COMMAND(vap, db_show_vap)
 143 {
 144         int i, showprocs = 0;
 145
 146         if (!have_addr) {
 147                 db_printf("usage: show vap <addr>\n");
 148                 return;
 149         }
 150         for (i = 0; modif[i] != '\0'; i++)
 151                 switch (modif[i]) {
 152                 case 'a':
 153                         showprocs = 1;
 154                         break;
 155                 case 'p':
 156                         showprocs = 1;
 157                         break;
 158                 }
 159         _db_show_vap((const struct ieee80211vap *) addr, showprocs);
 160 }
 161
 162 DB_SHOW_COMMAND(com, db_show_com)
 163 {
 164         const struct ieee80211com *ic;
 165         int i, showprocs = 0, showvaps = 0, showsta = 0;
 166
 167         if (!have_addr) {
 168                 db_printf("usage: show com <addr>\n");
 169                 return;
 170         }
 171         for (i = 0; modif[i] != '\0'; i++)
 172                 switch (modif[i]) {
 173                 case 'a':
 174                         showsta = showvaps = showprocs = 1;
 175                         break;
 176                 case 's':
 177                         showsta = 1;
 178                         break;
 179                 case 'v':
 180                         showvaps = 1;
 181                         break;
 182                 case 'p':
 183                         showprocs = 1;
 184                         break;
 185                 }
 186
 187         ic = (const struct ieee80211com *) addr;
 188         _db_show_com(ic, showvaps, showsta, showprocs);
 189 }
 190
 191 DB_SHOW_ALL_COMMAND(vaps, db_show_all_vaps)
 192 {
 193         VNET_ITERATOR_DECL(vnet_iter);
 194         const struct ifnet *ifp;
 195         int i, showall = 0;
 196
 197         for (i = 0; modif[i] != '\0'; i++)
 198                 switch (modif[i]) {
 199                 case 'a':
 200                         showall = 1;
 201                         break;
 202                 }
 203
 204         VNET_FOREACH(vnet_iter) {
 205                 INIT_VNET_NET(vnet_iter);
 206                 TAILQ_FOREACH(ifp, &V_ifnet, if_list)
 207                         if (ifp->if_type == IFT_IEEE80211) {
 208                                 const struct ieee80211com *ic = ifp->if_l2com;
 209
 210                                 if (!showall) {
 211                                         const struct ieee80211vap *vap;
 212                                         db_printf("%s: com %p vaps:",
 213                                             ifp->if_xname, ic);
 214                                         TAILQ_FOREACH(vap, &ic->ic_vaps,
 215                                             iv_next)
 216                                                 db_printf(" %s(%p)",
 217                                                     vap->iv_ifp->if_xname, vap);
 218                                         db_printf("\n");
 219                                 } else
 220                                         _db_show_com(ic, 1, 1, 1);
 221                         }
 222         }
 223 }
 224
 225 static void
 226 _db_show_txampdu(const char *sep, int ix, const struct ieee80211_tx_ampdu *tap)
 227 {
 228         db_printf("%stxampdu[%d]: %p flags %b ac %u\n",
 229                 sep, ix, tap, tap->txa_flags, IEEE80211_AGGR_BITS, tap->txa_ac);
 230         db_printf("%s  token %u qbytes %d qframes %d start %u wnd %u\n",
 231                 sep, tap->txa_token, tap->txa_qbytes, tap->txa_qframes,
 232                 tap->txa_start, tap->txa_wnd);
 233         db_printf("%s  attempts %d nextrequest %d\n",
 234                 sep, tap->txa_attempts, tap->txa_nextrequest);
 235         /* XXX packet q + timer */
 236 }
 237
 238 static void
 239 _db_show_rxampdu(const char *sep, int ix, const struct ieee80211_rx_ampdu *rap)
 240 {
 241         db_printf("%srxampdu[%d]: %p flags 0x%x tid %u\n",
 242                 sep, ix, rap, rap->rxa_flags, ix /*XXX */);
 243         db_printf("%s  qbytes %d qframes %d seqstart %u start %u wnd %u\n",
 244                 sep, rap->rxa_qbytes, rap->rxa_qframes,
 245                 rap->rxa_seqstart, rap->rxa_start, rap->rxa_wnd);
 246         db_printf("%s  age %d nframes %d\n",
 247                 sep, rap->rxa_age, rap->rxa_nframes);
 248 }
 249
 250 static void
 251 _db_show_sta(const struct ieee80211_node *ni)
 252 {
 253         int i;
 254
 255         db_printf("0x%p: mac %s refcnt %d\n", ni,
 256                 ether_sprintf(ni->ni_macaddr), ieee80211_node_refcnt(ni));
 257         db_printf("\tvap %p wdsvap %p ic %p table %p\n",
 258                 ni->ni_vap, ni->ni_wdsvap, ni->ni_ic, ni->ni_table);
 259         db_printf("\tflags=%b\n", ni->ni_flags, IEEE80211_NODE_BITS);
 260         db_printf("\tscangen %u authmode %u ath_flags 0x%x ath_defkeyix %u\n",
 261                 ni->ni_scangen, ni->ni_authmode,
 262                 ni->ni_ath_flags, ni->ni_ath_defkeyix);
 263         db_printf("\tassocid 0x%x txpower %u vlan %u\n",
 264                 ni->ni_associd, ni->ni_txpower, ni->ni_vlan);
 265         db_printf("\tjointime %d (%lu secs) challenge %p\n",
 266                 ni->ni_jointime, (unsigned long)(time_uptime - ni->ni_jointime),
 267                 ni->ni_challenge);
 268         db_printf("\ties: data %p len %d\n", ni->ni_ies.data, ni->ni_ies.len);
 269         db_printf("\t[wpa_ie %p rsn_ie %p wme_ie %p ath_ie %p\n",
 270                 ni->ni_ies.wpa_ie, ni->ni_ies.rsn_ie, ni->ni_ies.wme_ie,
 271                 ni->ni_ies.ath_ie);
 272         db_printf("\t htcap_ie %p htinfo_ie %p]\n",
 273                 ni->ni_ies.htcap_ie, ni->ni_ies.htinfo_ie);
 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_printf("\trstamp %u avgrssi 0x%x (rssi %d) noise %d\n",
 282                 ni->ni_rstamp, ni->ni_avgrssi,
 283                 IEEE80211_RSSI_GET(ni->ni_avgrssi), ni->ni_noise);
 284         db_printf("\tintval %u capinfo %b\n",
 285                 ni->ni_intval, ni->ni_capinfo, IEEE80211_CAPINFO_BITS);
 286         db_printf("\tbssid %s", ether_sprintf(ni->ni_bssid));
 287         _db_show_ssid(" essid ", 0, ni->ni_esslen, ni->ni_essid);
 288         db_printf("\n");
 289         _db_show_channel("\tchannel", ni->ni_chan);
 290         db_printf("\n");
 291         db_printf("\terp %b dtim_period %u dtim_count %u\n",
 292                 ni->ni_erp, IEEE80211_ERP_BITS,
 293                 ni->ni_dtim_period, ni->ni_dtim_count);
 294
 295         db_printf("\thtcap %b htparam 0x%x htctlchan %u ht2ndchan %u\n",
 296                 ni->ni_htcap, IEEE80211_HTCAP_BITS,
 297                 ni->ni_htparam, ni->ni_htctlchan, ni->ni_ht2ndchan);
 298         db_printf("\thtopmode 0x%x htstbc 0x%x chw %u\n",
 299                 ni->ni_htopmode, ni->ni_htstbc, ni->ni_chw);
 300
 301         /* XXX ampdu state */
 302         for (i = 0; i < WME_NUM_AC; i++)
 303                 if (ni->ni_tx_ampdu[i].txa_flags & IEEE80211_AGGR_SETUP)
 304                         _db_show_txampdu("\t", i, &ni->ni_tx_ampdu[i]);
 305         for (i = 0; i < WME_NUM_TID; i++)
 306                 if (ni->ni_rx_ampdu[i].rxa_nframes)
 307                         _db_show_rxampdu("\t", i, &ni->ni_rx_ampdu[i]);
 308
 309         db_printf("\tinact %u inact_reload %u txrate %u\n",
 310                 ni->ni_inact, ni->ni_inact_reload, ni->ni_txrate);
 311         /* XXX savedq */
 312         /* XXX wdsq */
 313 }
 314
 315 static void
 316 _db_show_vap(const struct ieee80211vap *vap, int showprocs)
 317 {
 318         const struct ieee80211com *ic = vap->iv_ic;
 319         int i;
 320
 321         db_printf("%p:", vap);
 322         db_printf(" bss %p", vap->iv_bss);
 323         db_printf(" myaddr %s", ether_sprintf(vap->iv_myaddr));
 324         db_printf("\n");
 325
 326         db_printf("\topmode %s", ieee80211_opmode_name[vap->iv_opmode]);
 327         db_printf(" state %s", ieee80211_state_name[vap->iv_state]);
 328         db_printf(" ifp %p", vap->iv_ifp);
 329         db_printf("\n");
 330
 331         db_printf("\tic %p", vap->iv_ic);
 332         db_printf(" media %p", &vap->iv_media);
 333         db_printf(" bpf_if %p", vap->iv_rawbpf);
 334         db_printf(" mgtsend %p", &vap->iv_mgtsend);
 335 #if 0
 336         struct sysctllog        *iv_sysctl;     /* dynamic sysctl context */
 337 #endif
 338         db_printf("\n");
 339         db_printf("\tdebug=%b\n", vap->iv_debug, IEEE80211_MSG_BITS);
 340
 341         db_printf("\tflags=%b\n", vap->iv_flags, IEEE80211_F_BITS);
 342         db_printf("\tflags_ext=%b\n", vap->iv_flags_ext, IEEE80211_FEXT_BITS);
 343         db_printf("\tflags_ven=%b\n", vap->iv_flags_ven, IEEE80211_FVEN_BITS);
 344         db_printf("\tcaps=%b\n", vap->iv_caps, IEEE80211_C_BITS);
 345         db_printf("\thtcaps=%b\n", vap->iv_htcaps, IEEE80211_C_HTCAP_BITS);
 346
 347         _db_show_stats(&vap->iv_stats);
 348
 349         db_printf("\tinact_init %d", vap->iv_inact_init);
 350         db_printf(" inact_auth %d", vap->iv_inact_auth);
 351         db_printf(" inact_run %d", vap->iv_inact_run);
 352         db_printf(" inact_probe %d", vap->iv_inact_probe);
 353         db_printf("\n");
 354
 355         db_printf("\tdes_nssid %d", vap->iv_des_nssid);
 356         if (vap->iv_des_nssid)
 357                 _db_show_ssid(" des_ssid[%u] ", 0,
 358                     vap->iv_des_ssid[0].len, vap->iv_des_ssid[0].ssid);
 359         db_printf(" des_bssid %s", ether_sprintf(vap->iv_des_bssid));
 360         db_printf("\n");
 361         db_printf("\tdes_mode %d", vap->iv_des_mode);
 362         _db_show_channel(" des_chan", vap->iv_des_chan);
 363         db_printf("\n");
 364 #if 0
 365         int                     iv_nicknamelen; /* XXX junk */
 366         uint8_t                 iv_nickname[IEEE80211_NWID_LEN];
 367 #endif
 368         db_printf("\tbgscanidle %u", vap->iv_bgscanidle);
 369         db_printf(" bgscanintvl %u", vap->iv_bgscanintvl);
 370         db_printf(" scanvalid %u", vap->iv_scanvalid);
 371         db_printf("\n");
 372         db_printf("\tscanreq_duration %u", vap->iv_scanreq_duration);
 373         db_printf(" scanreq_mindwell %u", vap->iv_scanreq_mindwell);
 374         db_printf(" scanreq_maxdwell %u", vap->iv_scanreq_maxdwell);
 375         db_printf("\n");
 376         db_printf(" scanreq_flags 0x%x", vap->iv_scanreq_flags);
 377         db_printf("\tscanreq_nssid %d", vap->iv_scanreq_nssid);
 378         for (i = 0; i < vap->iv_scanreq_nssid; i++)
 379                 _db_show_ssid(" scanreq_ssid[%u]", i,
 380                     vap->iv_scanreq_ssid[i].len, vap->iv_scanreq_ssid[i].ssid);
 381         db_printf(" roaming %d", vap->iv_roaming);
 382         db_printf("\n");
 383         for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
 384                 if (isset(ic->ic_modecaps, i)) {
 385                         _db_show_roamparams("\troamparms[%s]",
 386                             ieee80211_phymode_name[i], &vap->iv_roamparms[i]);
 387                         db_printf("\n");
 388                 }
 389
 390         db_printf("\tbmissthreshold %u", vap->iv_bmissthreshold);
 391         db_printf(" bmiss_max %u", vap->iv_bmiss_count);
 392         db_printf(" bmiss_max %d", vap->iv_bmiss_max);
 393         db_printf("\n");
 394         db_printf("\tswbmiss_count %u", vap->iv_swbmiss_count);
 395         db_printf(" swbmiss_period %u", vap->iv_swbmiss_period);
 396         db_printf(" swbmiss %p", &vap->iv_swbmiss);
 397         db_printf("\n");
 398
 399         db_printf("\tampdu_rxmax %d", vap->iv_ampdu_rxmax);
 400         db_printf(" ampdu_density %d", vap->iv_ampdu_density);
 401         db_printf(" ampdu_limit %d", vap->iv_ampdu_limit);
 402         db_printf(" amsdu_limit %d", vap->iv_amsdu_limit);
 403         db_printf("\n");
 404
 405         db_printf("\tmax_aid %u", vap->iv_max_aid);
 406         db_printf(" aid_bitmap %p", vap->iv_aid_bitmap);
 407         db_printf("\n");
 408         db_printf("\tsta_assoc %u", vap->iv_sta_assoc);
 409         db_printf(" ps_sta %u", vap->iv_ps_sta);
 410         db_printf(" ps_pending %u", vap->iv_ps_pending);
 411         db_printf(" tim_len %u", vap->iv_tim_len);
 412         db_printf(" tim_bitmap %p", vap->iv_tim_bitmap);
 413         db_printf("\n");
 414         db_printf("\tdtim_period %u", vap->iv_dtim_period);
 415         db_printf(" dtim_count %u", vap->iv_dtim_count);
 416         db_printf(" set_tim %p", vap->iv_set_tim);
 417         db_printf(" csa_count %d", vap->iv_csa_count);
 418         db_printf("\n");
 419
 420         db_printf("\trtsthreshold %u", vap->iv_rtsthreshold);
 421         db_printf(" fragthreshold %u", vap->iv_fragthreshold);
 422         db_printf(" inact_timer %d", vap->iv_inact_timer);
 423         db_printf("\n");
 424         for (i = IEEE80211_MODE_11A; i < IEEE80211_MODE_MAX; i++)
 425                 if (isset(ic->ic_modecaps, i)) {
 426                         _db_show_txparams("\ttxparms[%s]",
 427                             ieee80211_phymode_name[i], &vap->iv_txparms[i]);
 428                         db_printf("\n");
 429                 }
 430
 431         /* application-specified IE's to attach to mgt frames */
 432         _db_show_appie("\tappie_beacon", vap->iv_appie_beacon);
 433         _db_show_appie("\tappie_probereq", vap->iv_appie_probereq);
 434         _db_show_appie("\tappie_proberesp", vap->iv_appie_proberesp);
 435         _db_show_appie("\tappie_assocreq", vap->iv_appie_assocreq);
 436         _db_show_appie("\tappie_asscoresp", vap->iv_appie_assocresp);
 437         _db_show_appie("\tappie_wpa", vap->iv_appie_wpa);
 438         if (vap->iv_wpa_ie != NULL || vap->iv_rsn_ie != NULL) {
 439                 if (vap->iv_wpa_ie != NULL)
 440                         db_printf("\twpa_ie %p", vap->iv_wpa_ie);
 441                 if (vap->iv_rsn_ie != NULL)
 442                         db_printf("\trsn_ie %p", vap->iv_rsn_ie);
 443                 db_printf("\n");
 444         }
 445         db_printf("\tmax_keyix %u", vap->iv_max_keyix);
 446         db_printf(" def_txkey %d", vap->iv_def_txkey);
 447         db_printf("\n");
 448         for (i = 0; i < IEEE80211_WEP_NKID; i++)
 449                 _db_show_key("\tnw_keys[%u]", i, &vap->iv_nw_keys[i]);
 450
 451         db_printf("\tauth %p", vap->iv_auth);
 452         db_printf(" ec %p", vap->iv_ec);
 453
 454         db_printf(" acl %p", vap->iv_acl);
 455         db_printf(" as %p", vap->iv_as);
 456         db_printf("\n");
 457
 458         if (showprocs) {
 459                 DB_PRINTSYM("\tiv_key_alloc", vap->iv_key_alloc);
 460                 DB_PRINTSYM("\tiv_key_delete", vap->iv_key_delete);
 461                 DB_PRINTSYM("\tiv_key_set", vap->iv_key_set);
 462                 DB_PRINTSYM("\tiv_key_update_begin", vap->iv_key_update_begin);
 463                 DB_PRINTSYM("\tiv_key_update_end", vap->iv_key_update_end);
 464                 DB_PRINTSYM("\tiv_opdetach", vap->iv_opdetach);
 465                 DB_PRINTSYM("\tiv_input", vap->iv_input);
 466                 DB_PRINTSYM("\tiv_recv_mgmt", vap->iv_recv_mgmt);
 467                 DB_PRINTSYM("\tiv_deliver_data", vap->iv_deliver_data);
 468                 DB_PRINTSYM("\tiv_bmiss", vap->iv_bmiss);
 469                 DB_PRINTSYM("\tiv_reset", vap->iv_reset);
 470                 DB_PRINTSYM("\tiv_update_beacon", vap->iv_update_beacon);
 471                 DB_PRINTSYM("\tiv_newstate", vap->iv_newstate);
 472                 DB_PRINTSYM("\tiv_output", vap->iv_output);
 473         }
 474 }
 475
 476 static void
 477 _db_show_com(const struct ieee80211com *ic, int showvaps, int showsta, int showprocs)
 478 {
 479         struct ieee80211vap *vap;
 480
 481         db_printf("%p:", ic);
 482         TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
 483                 db_printf(" %s(%p)", vap->iv_ifp->if_xname, vap);
 484         db_printf("\n");
 485         db_printf("\tifp %p", ic->ic_ifp);
 486         db_printf(" comlock %p", &ic->ic_comlock);
 487         db_printf("\n");
 488         _db_show_stats(&ic->ic_stats);
 489         db_printf("\theadroom %d", ic->ic_headroom);
 490         db_printf(" phytype %d", ic->ic_phytype);
 491         db_printf(" opmode %s", ieee80211_opmode_name[ic->ic_opmode]);
 492         db_printf("\n");
 493         db_printf("\tmedia %p", &ic->ic_media);
 494         db_printf(" myaddr %s", ether_sprintf(ic->ic_myaddr));
 495         db_printf(" inact %p", &ic->ic_inact);
 496         db_printf("\n");
 497
 498         db_printf("\tflags=%b\n", ic->ic_flags, IEEE80211_F_BITS);
 499         db_printf("\tflags_ext=%b\n", ic->ic_flags_ext, IEEE80211_FEXT_BITS);
 500         db_printf("\tflags_ven=%b\n", ic->ic_flags_ven, IEEE80211_FVEN_BITS);
 501         db_printf("\tcaps=%b\n", ic->ic_caps, IEEE80211_C_BITS);
 502         db_printf("\tcryptocaps=%b\n",
 503             ic->ic_cryptocaps, IEEE80211_C_CRYPTO_BITS);
 504         db_printf("\thtcaps=%b\n", ic->ic_htcaps, IEEE80211_HTCAP_BITS);
 505
 506 #if 0
 507         uint8_t                 ic_modecaps[2]; /* set of mode capabilities */
 508 #endif
 509         db_printf("\tcurmode %u", ic->ic_curmode);
 510         db_printf(" promisc %u", ic->ic_promisc);
 511         db_printf(" allmulti %u", ic->ic_allmulti);
 512         db_printf(" nrunning %u", ic->ic_nrunning);
 513         db_printf("\n");
 514         db_printf("\tbintval %u", ic->ic_bintval);
 515         db_printf(" lintval %u", ic->ic_lintval);
 516         db_printf(" holdover %u", ic->ic_holdover);
 517         db_printf(" txpowlimit %u", ic->ic_txpowlimit);
 518         db_printf("\n");
 519 #if 0
 520         struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
 521 #endif
 522         /*
 523          * Channel state:
 524          *
 525          * ic_channels is the set of available channels for the device;
 526          *    it is setup by the driver
 527          * ic_nchans is the number of valid entries in ic_channels
 528          * ic_chan_avail is a bit vector of these channels used to check
 529          *    whether a channel is available w/o searching the channel table.
 530          * ic_chan_active is a (potentially) constrained subset of
 531          *    ic_chan_avail that reflects any mode setting or user-specified
 532          *    limit on the set of channels to use/scan
 533          * ic_curchan is the current channel the device is set to; it may
 534          *    be different from ic_bsschan when we are off-channel scanning
 535          *    or otherwise doing background work
 536          * ic_bsschan is the channel selected for operation; it may
 537          *    be undefined (IEEE80211_CHAN_ANYC)
 538          * ic_prevchan is a cached ``previous channel'' used to optimize
 539          *    lookups when switching back+forth between two channels
 540          *    (e.g. for dynamic turbo)
 541          */
 542         db_printf("\tnchans %d", ic->ic_nchans);
 543 #if 0
 544         struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX+1];
 545         uint8_t                 ic_chan_avail[IEEE80211_CHAN_BYTES];
 546         uint8_t                 ic_chan_active[IEEE80211_CHAN_BYTES];
 547         uint8_t                 ic_chan_scan[IEEE80211_CHAN_BYTES];
 548 #endif
 549         db_printf("\n");
 550         _db_show_channel("\tcurchan", ic->ic_curchan);
 551         db_printf("\n");
 552         _db_show_channel("\tbsschan", ic->ic_bsschan);
 553         db_printf("\n");
 554         _db_show_channel("\tprevchan", ic->ic_prevchan);
 555         db_printf("\n");
 556         db_printf("\tregdomain %p", &ic->ic_regdomain);
 557         db_printf("\n");
 558
 559         _db_show_channel("\tcsa_newchan", ic->ic_csa_newchan);
 560         db_printf(" csa_count %d", ic->ic_csa_count);
 561         db_printf( "dfs %p", &ic->ic_dfs);
 562         db_printf("\n");
 563
 564         db_printf("\tscan %p", ic->ic_scan);
 565         db_printf(" lastdata %d", ic->ic_lastdata);
 566         db_printf(" lastscan %d", ic->ic_lastscan);
 567         db_printf("\n");
 568
 569         db_printf("\tmax_keyix %d", ic->ic_max_keyix);
 570         db_printf(" sta %p", &ic->ic_sta);
 571         db_printf(" wme %p", &ic->ic_wme);
 572         db_printf("\n");
 573
 574         db_printf("\tprotmode %d", ic->ic_protmode);
 575         db_printf(" nonerpsta %u", ic->ic_nonerpsta);
 576         db_printf(" longslotsta %u", ic->ic_longslotsta);
 577         db_printf(" lastnonerp %d", ic->ic_lastnonerp);
 578         db_printf("\n");
 579         db_printf("\tsta_assoc %u", ic->ic_sta_assoc);
 580         db_printf(" ht_sta_assoc %u", ic->ic_ht_sta_assoc);
 581         db_printf(" ht40_sta_assoc %u", ic->ic_ht40_sta_assoc);
 582         db_printf("\n");
 583         db_printf("\tcurhtprotmode 0x%x", ic->ic_curhtprotmode);
 584         db_printf(" htprotmode %d", ic->ic_htprotmode);
 585         db_printf(" lastnonht %d", ic->ic_lastnonht);
 586         db_printf("\n");
 587
 588         if (showprocs) {
 589                 DB_PRINTSYM("\tic_vap_create", ic->ic_vap_create);
 590                 DB_PRINTSYM("\tic_vap_delete", ic->ic_vap_delete);
 591 #if 0
 592                 /* operating mode attachment */
 593                 ieee80211vap_attach     ic_vattach[IEEE80211_OPMODE_MAX];
 594 #endif
 595                 DB_PRINTSYM("\tic_newassoc", ic->ic_newassoc);
 596                 DB_PRINTSYM("\tic_getradiocaps", ic->ic_getradiocaps);
 597                 DB_PRINTSYM("\tic_setregdomain", ic->ic_setregdomain);
 598                 DB_PRINTSYM("\tic_send_mgmt", ic->ic_send_mgmt);
 599                 DB_PRINTSYM("\tic_raw_xmit", ic->ic_raw_xmit);
 600                 DB_PRINTSYM("\tic_updateslot", ic->ic_updateslot);
 601                 DB_PRINTSYM("\tic_update_mcast", ic->ic_update_mcast);
 602                 DB_PRINTSYM("\tic_update_promisc", ic->ic_update_promisc);
 603                 DB_PRINTSYM("\tic_node_alloc", ic->ic_node_alloc);
 604                 DB_PRINTSYM("\tic_node_free", ic->ic_node_free);
 605                 DB_PRINTSYM("\tic_node_cleanup", ic->ic_node_cleanup);
 606                 DB_PRINTSYM("\tic_node_getrssi", ic->ic_node_getrssi);
 607                 DB_PRINTSYM("\tic_node_getsignal", ic->ic_node_getsignal);
 608                 DB_PRINTSYM("\tic_node_getmimoinfo", ic->ic_node_getmimoinfo);
 609                 DB_PRINTSYM("\tic_scan_start", ic->ic_scan_start);
 610                 DB_PRINTSYM("\tic_scan_end", ic->ic_scan_end);
 611                 DB_PRINTSYM("\tic_set_channel", ic->ic_set_channel);
 612                 DB_PRINTSYM("\tic_scan_curchan", ic->ic_scan_curchan);
 613                 DB_PRINTSYM("\tic_scan_mindwell", ic->ic_scan_mindwell);
 614                 DB_PRINTSYM("\tic_recv_action", ic->ic_recv_action);
 615                 DB_PRINTSYM("\tic_send_action", ic->ic_send_action);
 616                 DB_PRINTSYM("\tic_addba_request", ic->ic_addba_request);
 617                 DB_PRINTSYM("\tic_addba_response", ic->ic_addba_response);
 618                 DB_PRINTSYM("\tic_addba_stop", ic->ic_addba_stop);
 619         }
 620         if (showvaps && !TAILQ_EMPTY(&ic->ic_vaps)) {
 621                 db_printf("\n");
 622                 TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
 623                         _db_show_vap(vap, showprocs);
 624         }
 625         if (showsta && !TAILQ_EMPTY(&ic->ic_sta.nt_node)) {
 626                 const struct ieee80211_node_table *nt = &ic->ic_sta;
 627                 const struct ieee80211_node *ni;
 628
 629                 TAILQ_FOREACH(ni, &nt->nt_node, ni_list) {
 630                         db_printf("\n");
 631                         _db_show_sta(ni);
 632                 }
 633         }
 634 }
 635
 636 static void
 637 _db_show_channel(const char *tag, const struct ieee80211_channel *c)
 638 {
 639         db_printf("%s ", tag);
 640         if (c == NULL)
 641                 db_printf("<NULL>");
 642         else if (c == IEEE80211_CHAN_ANYC)
 643                 db_printf("<ANY>");
 644         else
 645                 db_printf("[%u (%u) flags=%b maxreg %u maxpow %u minpow %u state 0x%x extieee %u]",
 646                     c->ic_freq, c->ic_ieee,
 647                     c->ic_flags, IEEE80211_CHAN_BITS,
 648                     c->ic_maxregpower, c->ic_maxpower, c->ic_minpower,
 649                     c->ic_state, c->ic_extieee);
 650 }
 651
 652 static void
 653 _db_show_ssid(const char *tag, int ix, int len, const uint8_t *ssid)
 654 {
 655         const uint8_t *p;
 656         int i;
 657
 658         db_printf(tag, ix);
 659
 660         if (len > IEEE80211_NWID_LEN)
 661                 len = IEEE80211_NWID_LEN;
 662         /* determine printable or not */
 663         for (i = 0, p = ssid; i < len; i++, p++) {
 664                 if (*p < ' ' || *p > 0x7e)
 665                         break;
 666         }
 667         if (i == len) {
 668                 db_printf("\"");
 669                 for (i = 0, p = ssid; i < len; i++, p++)
 670                         db_printf("%c", *p);
 671                 db_printf("\"");
 672         } else {
 673                 db_printf("0x");
 674                 for (i = 0, p = ssid; i < len; i++, p++)
 675                         db_printf("%02x", *p);
 676         }
 677 }
 678
 679 static void
 680 _db_show_appie(const char *tag, const struct ieee80211_appie *ie)
 681 {
 682         const uint8_t *p;
 683         int i;
 684
 685         if (ie == NULL)
 686                 return;
 687         db_printf("%s [0x", tag);
 688         for (i = 0, p = ie->ie_data; i < ie->ie_len; i++, p++)
 689                 db_printf("%02x", *p);
 690         db_printf("]\n");
 691 }
 692
 693 static void
 694 _db_show_key(const char *tag, int ix, const struct ieee80211_key *wk)
 695 {
 696         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
 697         const struct ieee80211_cipher *cip = wk->wk_cipher;
 698         int keylen = wk->wk_keylen;
 699
 700         if ((wk->wk_flags & IEEE80211_KEY_DEVKEY) == 0)
 701                 return;
 702         db_printf(tag, ix);
 703         switch (cip->ic_cipher) {
 704         case IEEE80211_CIPHER_WEP:
 705                 /* compatibility */
 706                 db_printf(" wepkey %u:%s", wk->wk_keyix,
 707                     keylen <= 5 ? "40-bit" :
 708                     keylen <= 13 ? "104-bit" : "128-bit");
 709                 break;
 710         case IEEE80211_CIPHER_TKIP:
 711                 if (keylen > 128/8)
 712                         keylen -= 128/8;        /* ignore MIC for now */
 713                 db_printf(" TKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
 714                 break;
 715         case IEEE80211_CIPHER_AES_OCB:
 716                 db_printf(" AES-OCB %u:%u-bit", wk->wk_keyix, 8*keylen);
 717                 break;
 718         case IEEE80211_CIPHER_AES_CCM:
 719                 db_printf(" AES-CCM %u:%u-bit", wk->wk_keyix, 8*keylen);
 720                 break;
 721         case IEEE80211_CIPHER_CKIP:
 722                 db_printf(" CKIP %u:%u-bit", wk->wk_keyix, 8*keylen);
 723                 break;
 724         case IEEE80211_CIPHER_NONE:
 725                 db_printf(" NULL %u:%u-bit", wk->wk_keyix, 8*keylen);
 726                 break;
 727         default:
 728                 db_printf(" UNKNOWN (0x%x) %u:%u-bit",
 729                         cip->ic_cipher, wk->wk_keyix, 8*keylen);
 730                 break;
 731         }
 732         if (memcmp(wk->wk_key, zerodata, keylen) != 0) {
 733                 int i;
 734
 735                 db_printf(" <");
 736                 for (i = 0; i < keylen; i++)
 737                         db_printf("%02x", wk->wk_key[i]);
 738                 db_printf(">");
 739                 if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
 740                     wk->wk_keyrsc[IEEE80211_NONQOS_TID] != 0)
 741                         db_printf(" rsc %ju", (uintmax_t)wk->wk_keyrsc[IEEE80211_NONQOS_TID]);
 742                 if (cip->ic_cipher != IEEE80211_CIPHER_WEP &&
 743                     wk->wk_keytsc != 0)
 744                         db_printf(" tsc %ju", (uintmax_t)wk->wk_keytsc);
 745                 if (wk->wk_flags != 0) {
 746                         const char *sep = " ";
 747
 748                         if (wk->wk_flags & IEEE80211_KEY_XMIT)
 749                                 db_printf("%stx", sep), sep = "+";
 750                         if (wk->wk_flags & IEEE80211_KEY_RECV)
 751                                 db_printf("%srx", sep), sep = "+";
 752                         if (wk->wk_flags & IEEE80211_KEY_DEFAULT)
 753                                 db_printf("%sdef", sep), sep = "+";
 754                         if (wk->wk_flags & IEEE80211_KEY_SWCRYPT)
 755                                 db_printf("%sswcrypt", sep), sep = "+";
 756                         if (wk->wk_flags & IEEE80211_KEY_SWMIC)
 757                                 db_printf("%sswmic", sep), sep = "+";
 758                 }
 759                 db_printf("\n");
 760         }
 761 }
 762
 763 static void
 764 printrate(const char *tag, int v)
 765 {
 766         if (v == IEEE80211_FIXED_RATE_NONE)
 767                 db_printf(" %s <none>", tag);
 768         else if (v == 11)
 769                 db_printf(" %s 5.5", tag);
 770         else if (v & IEEE80211_RATE_MCS)
 771                 db_printf(" %s MCS%d", tag, v &~ IEEE80211_RATE_MCS);
 772         else
 773                 db_printf(" %s %d", tag, v/2);
 774 }
 775
 776 static void
 777 _db_show_roamparams(const char *tag, const void *arg,
 778     const struct ieee80211_roamparam *rp)
 779 {
 780
 781         db_printf(tag, arg);
 782         if (rp->rssi & 1)
 783                 db_printf(" rssi %u.5", rp->rssi/2);
 784         else
 785                 db_printf(" rssi %u", rp->rssi/2);
 786         printrate("rate", rp->rate);
 787 }
 788
 789 static void
 790 _db_show_txparams(const char *tag, const void *arg,
 791     const struct ieee80211_txparam *tp)
 792 {
 793
 794         db_printf(tag, arg);
 795         printrate("ucastrate", tp->ucastrate);
 796         printrate("mcastrate", tp->mcastrate);
 797         printrate("mgmtrate", tp->mgmtrate);
 798         db_printf(" maxretry %d", tp->maxretry);
 799 }
 800
 801 static void
 802 _db_show_stats(const struct ieee80211_stats *is)
 803 {
 804 }
 805 #endif /* DDB */