wpa_supplicant/ctrl_iface.c

   1 /*
   2  * WPA Supplicant / Control interface (shared code for all backends)
   3  * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #include "utils/includes.h"
  10 #ifdef CONFIG_TESTING_OPTIONS
  11 #include <net/ethernet.h>
  12 #include <netinet/ip.h>
  13 #endif /* CONFIG_TESTING_OPTIONS */
  14
  15 #include "utils/common.h"
  16 #include "utils/eloop.h"
  17 #include "utils/uuid.h"
  18 #include "common/version.h"
  19 #include "common/ieee802_11_defs.h"
  20 #include "common/ieee802_11_common.h"
  21 #include "common/wpa_ctrl.h"
  22 #include "crypto/tls.h"
  23 #include "ap/hostapd.h"
  24 #include "eap_peer/eap.h"
  25 #include "eapol_supp/eapol_supp_sm.h"
  26 #include "rsn_supp/wpa.h"
  27 #include "rsn_supp/preauth.h"
  28 #include "rsn_supp/pmksa_cache.h"
  29 #include "l2_packet/l2_packet.h"
  30 #include "wps/wps.h"
  31 #include "config.h"
  32 #include "wpa_supplicant_i.h"
  33 #include "driver_i.h"
  34 #include "wps_supplicant.h"
  35 #include "ibss_rsn.h"
  36 #include "ap.h"
  37 #include "p2p_supplicant.h"
  38 #include "p2p/p2p.h"
  39 #include "hs20_supplicant.h"
  40 #include "wifi_display.h"
  41 #include "notify.h"
  42 #include "bss.h"
  43 #include "scan.h"
  44 #include "ctrl_iface.h"
  45 #include "interworking.h"
  46 #include "blacklist.h"
  47 #include "autoscan.h"
  48 #include "wnm_sta.h"
  49 #include "offchannel.h"
  50 #include "drivers/driver.h"
  51 #include "mesh.h"
  52
  53 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  54                                             char *buf, int len);
  55 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  56                                                   char *buf, int len);
  57 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  58                                         char *val);
  59
  60 static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  61 {
  62         char *pos;
  63         u8 addr[ETH_ALEN], *filter = NULL, *n;
  64         size_t count = 0;
  65
  66         pos = val;
  67         while (pos) {
  68                 if (*pos == '\0')
  69                         break;
  70                 if (hwaddr_aton(pos, addr)) {
  71                         os_free(filter);
  72                         return -1;
  73                 }
  74                 n = os_realloc_array(filter, count + 1, ETH_ALEN);
  75                 if (n == NULL) {
  76                         os_free(filter);
  77                         return -1;
  78                 }
  79                 filter = n;
  80                 os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  81                 count++;
  82
  83                 pos = os_strchr(pos, ' ');
  84                 if (pos)
  85                         pos++;
  86         }
  87
  88         wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  89         os_free(wpa_s->bssid_filter);
  90         wpa_s->bssid_filter = filter;
  91         wpa_s->bssid_filter_count = count;
  92
  93         return 0;
  94 }
  95
  96
  97 static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
  98 {
  99         char *pos;
 100         u8 addr[ETH_ALEN], *bssid = NULL, *n;
 101         struct wpa_ssid_value *ssid = NULL, *ns;
 102         size_t count = 0, ssid_count = 0;
 103         struct wpa_ssid *c;
 104
 105         /*
 106          * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
 107          * SSID_SPEC ::= ssid <SSID_HEX>
 108          * BSSID_SPEC ::= bssid <BSSID_HEX>
 109          */
 110
 111         pos = val;
 112         while (pos) {
 113                 if (*pos == '\0')
 114                         break;
 115                 if (os_strncmp(pos, "bssid ", 6) == 0) {
 116                         int res;
 117                         pos += 6;
 118                         res = hwaddr_aton2(pos, addr);
 119                         if (res < 0) {
 120                                 os_free(ssid);
 121                                 os_free(bssid);
 122                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 123                                            "BSSID value '%s'", pos);
 124                                 return -1;
 125                         }
 126                         pos += res;
 127                         n = os_realloc_array(bssid, count + 1, ETH_ALEN);
 128                         if (n == NULL) {
 129                                 os_free(ssid);
 130                                 os_free(bssid);
 131                                 return -1;
 132                         }
 133                         bssid = n;
 134                         os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
 135                         count++;
 136                 } else if (os_strncmp(pos, "ssid ", 5) == 0) {
 137                         char *end;
 138                         pos += 5;
 139
 140                         end = pos;
 141                         while (*end) {
 142                                 if (*end == '\0' || *end == ' ')
 143                                         break;
 144                                 end++;
 145                         }
 146
 147                         ns = os_realloc_array(ssid, ssid_count + 1,
 148                                               sizeof(struct wpa_ssid_value));
 149                         if (ns == NULL) {
 150                                 os_free(ssid);
 151                                 os_free(bssid);
 152                                 return -1;
 153                         }
 154                         ssid = ns;
 155
 156                         if ((end - pos) & 0x01 || end - pos > 2 * 32 ||
 157                             hexstr2bin(pos, ssid[ssid_count].ssid,
 158                                        (end - pos) / 2) < 0) {
 159                                 os_free(ssid);
 160                                 os_free(bssid);
 161                                 wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
 162                                            "SSID value '%s'", pos);
 163                                 return -1;
 164                         }
 165                         ssid[ssid_count].ssid_len = (end - pos) / 2;
 166                         wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
 167                                           ssid[ssid_count].ssid,
 168                                           ssid[ssid_count].ssid_len);
 169                         ssid_count++;
 170                         pos = end;
 171                 } else {
 172                         wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
 173                                    "'%s'", pos);
 174                         os_free(ssid);
 175                         os_free(bssid);
 176                         return -1;
 177                 }
 178
 179                 pos = os_strchr(pos, ' ');
 180                 if (pos)
 181                         pos++;
 182         }
 183
 184         wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
 185         os_free(wpa_s->disallow_aps_bssid);
 186         wpa_s->disallow_aps_bssid = bssid;
 187         wpa_s->disallow_aps_bssid_count = count;
 188
 189         wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
 190         os_free(wpa_s->disallow_aps_ssid);
 191         wpa_s->disallow_aps_ssid = ssid;
 192         wpa_s->disallow_aps_ssid_count = ssid_count;
 193
 194         if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
 195                 return 0;
 196
 197         c = wpa_s->current_ssid;
 198         if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
 199                 return 0;
 200
 201         if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
 202             !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
 203                 return 0;
 204
 205         wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
 206                    "because current AP was marked disallowed");
 207
 208 #ifdef CONFIG_SME
 209         wpa_s->sme.prev_bssid_set = 0;
 210 #endif /* CONFIG_SME */
 211         wpa_s->reassociate = 1;
 212         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
 213         wpa_supplicant_req_scan(wpa_s, 0, 0);
 214
 215         return 0;
 216 }
 217
 218
 219 #ifndef CONFIG_NO_CONFIG_BLOBS
 220 static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
 221 {
 222         char *name = pos;
 223         struct wpa_config_blob *blob;
 224         size_t len;
 225
 226         pos = os_strchr(pos, ' ');
 227         if (pos == NULL)
 228                 return -1;
 229         *pos++ = '\0';
 230         len = os_strlen(pos);
 231         if (len & 1)
 232                 return -1;
 233
 234         wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
 235         blob = os_zalloc(sizeof(*blob));
 236         if (blob == NULL)
 237                 return -1;
 238         blob->name = os_strdup(name);
 239         blob->data = os_malloc(len / 2);
 240         if (blob->name == NULL || blob->data == NULL) {
 241                 wpa_config_free_blob(blob);
 242                 return -1;
 243         }
 244
 245         if (hexstr2bin(pos, blob->data, len / 2) < 0) {
 246                 wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
 247                 wpa_config_free_blob(blob);
 248                 return -1;
 249         }
 250         blob->len = len / 2;
 251
 252         wpa_config_set_blob(wpa_s->conf, blob);
 253
 254         return 0;
 255 }
 256 #endif /* CONFIG_NO_CONFIG_BLOBS */
 257
 258
 259 static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
 260 {
 261         char *params;
 262         char *pos;
 263         int *freqs = NULL;
 264         int ret;
 265
 266         if (atoi(cmd)) {
 267                 params = os_strchr(cmd, ' ');
 268                 os_free(wpa_s->manual_sched_scan_freqs);
 269                 if (params) {
 270                         params++;
 271                         pos = os_strstr(params, "freq=");
 272                         if (pos)
 273                                 freqs = freq_range_to_channel_list(wpa_s,
 274                                                                    pos + 5);
 275                 }
 276                 wpa_s->manual_sched_scan_freqs = freqs;
 277                 ret = wpas_start_pno(wpa_s);
 278         } else {
 279                 ret = wpas_stop_pno(wpa_s);
 280         }
 281         return ret;
 282 }
 283
 284
 285 static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 286                                          char *cmd)
 287 {
 288         char *value;
 289         int ret = 0;
 290
 291         value = os_strchr(cmd, ' ');
 292         if (value == NULL)
 293                 return -1;
 294         *value++ = '\0';
 295
 296         wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
 297         if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
 298                 eapol_sm_configure(wpa_s->eapol,
 299                                    atoi(value), -1, -1, -1);
 300         } else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
 301                 eapol_sm_configure(wpa_s->eapol,
 302                                    -1, atoi(value), -1, -1);
 303         } else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
 304                 eapol_sm_configure(wpa_s->eapol,
 305                                    -1, -1, atoi(value), -1);
 306         } else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
 307                 eapol_sm_configure(wpa_s->eapol,
 308                                    -1, -1, -1, atoi(value));
 309         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
 310                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
 311                                      atoi(value)))
 312                         ret = -1;
 313         } else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
 314                    0) {
 315                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
 316                                      atoi(value)))
 317                         ret = -1;
 318         } else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
 319                 if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, atoi(value)))
 320                         ret = -1;
 321         } else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
 322                 wpa_s->wps_fragment_size = atoi(value);
 323 #ifdef CONFIG_WPS_TESTING
 324         } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
 325                 long int val;
 326                 val = strtol(value, NULL, 0);
 327                 if (val < 0 || val > 0xff) {
 328                         ret = -1;
 329                         wpa_printf(MSG_DEBUG, "WPS: Invalid "
 330                                    "wps_version_number %ld", val);
 331                 } else {
 332                         wps_version_number = val;
 333                         wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
 334                                    "version %u.%u",
 335                                    (wps_version_number & 0xf0) >> 4,
 336                                    wps_version_number & 0x0f);
 337                 }
 338         } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
 339                 wps_testing_dummy_cred = atoi(value);
 340                 wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
 341                            wps_testing_dummy_cred);
 342         } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
 343                 wps_corrupt_pkhash = atoi(value);
 344                 wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
 345                            wps_corrupt_pkhash);
 346 #endif /* CONFIG_WPS_TESTING */
 347         } else if (os_strcasecmp(cmd, "ampdu") == 0) {
 348                 if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
 349                         ret = -1;
 350 #ifdef CONFIG_TDLS
 351 #ifdef CONFIG_TDLS_TESTING
 352         } else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
 353                 extern unsigned int tdls_testing;
 354                 tdls_testing = strtol(value, NULL, 0);
 355                 wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 356 #endif /* CONFIG_TDLS_TESTING */
 357         } else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
 358                 int disabled = atoi(value);
 359                 wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
 360                 if (disabled) {
 361                         if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
 362                                 ret = -1;
 363                 } else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
 364                         ret = -1;
 365                 wpa_tdls_enable(wpa_s->wpa, !disabled);
 366 #endif /* CONFIG_TDLS */
 367         } else if (os_strcasecmp(cmd, "pno") == 0) {
 368                 ret = wpas_ctrl_pno(wpa_s, value);
 369         } else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
 370                 int disabled = atoi(value);
 371                 if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
 372                         ret = -1;
 373                 else if (disabled)
 374                         wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
 375         } else if (os_strcasecmp(cmd, "uapsd") == 0) {
 376                 if (os_strcmp(value, "disable") == 0)
 377                         wpa_s->set_sta_uapsd = 0;
 378                 else {
 379                         int be, bk, vi, vo;
 380                         char *pos;
 381                         /* format: BE,BK,VI,VO;max SP Length */
 382                         be = atoi(value);
 383                         pos = os_strchr(value, ',');
 384                         if (pos == NULL)
 385                                 return -1;
 386                         pos++;
 387                         bk = atoi(pos);
 388                         pos = os_strchr(pos, ',');
 389                         if (pos == NULL)
 390                                 return -1;
 391                         pos++;
 392                         vi = atoi(pos);
 393                         pos = os_strchr(pos, ',');
 394                         if (pos == NULL)
 395                                 return -1;
 396                         pos++;
 397                         vo = atoi(pos);
 398                         /* ignore max SP Length for now */
 399
 400                         wpa_s->set_sta_uapsd = 1;
 401                         wpa_s->sta_uapsd = 0;
 402                         if (be)
 403                                 wpa_s->sta_uapsd |= BIT(0);
 404                         if (bk)
 405                                 wpa_s->sta_uapsd |= BIT(1);
 406                         if (vi)
 407                                 wpa_s->sta_uapsd |= BIT(2);
 408                         if (vo)
 409                                 wpa_s->sta_uapsd |= BIT(3);
 410                 }
 411         } else if (os_strcasecmp(cmd, "ps") == 0) {
 412                 ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
 413 #ifdef CONFIG_WIFI_DISPLAY
 414         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 415                 int enabled = !!atoi(value);
 416                 if (enabled && !wpa_s->global->p2p)
 417                         ret = -1;
 418                 else
 419                         wifi_display_enable(wpa_s->global, enabled);
 420 #endif /* CONFIG_WIFI_DISPLAY */
 421         } else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
 422                 ret = set_bssid_filter(wpa_s, value);
 423         } else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
 424                 ret = set_disallow_aps(wpa_s, value);
 425         } else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
 426                 wpa_s->no_keep_alive = !!atoi(value);
 427 #ifdef CONFIG_TESTING_OPTIONS
 428         } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
 429                 wpa_s->ext_mgmt_frame_handling = !!atoi(value);
 430         } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
 431                 wpa_s->ext_eapol_frame_io = !!atoi(value);
 432 #ifdef CONFIG_AP
 433                 if (wpa_s->ap_iface) {
 434                         wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
 435                                 wpa_s->ext_eapol_frame_io;
 436                 }
 437 #endif /* CONFIG_AP */
 438         } else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
 439                 wpa_s->extra_roc_dur = atoi(value);
 440         } else if (os_strcasecmp(cmd, "test_failure") == 0) {
 441                 wpa_s->test_failure = atoi(value);
 442 #endif /* CONFIG_TESTING_OPTIONS */
 443 #ifndef CONFIG_NO_CONFIG_BLOBS
 444         } else if (os_strcmp(cmd, "blob") == 0) {
 445                 ret = wpas_ctrl_set_blob(wpa_s, value);
 446 #endif /* CONFIG_NO_CONFIG_BLOBS */
 447         } else if (os_strcasecmp(cmd, "setband") == 0) {
 448                 if (os_strcmp(value, "AUTO") == 0)
 449                         wpa_s->setband = WPA_SETBAND_AUTO;
 450                 else if (os_strcmp(value, "5G") == 0)
 451                         wpa_s->setband = WPA_SETBAND_5G;
 452                 else if (os_strcmp(value, "2G") == 0)
 453                         wpa_s->setband = WPA_SETBAND_2G;
 454                 else
 455                         ret = -1;
 456         } else {
 457                 value[-1] = '=';
 458                 ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
 459                 if (ret == 0)
 460                         wpa_supplicant_update_config(wpa_s);
 461         }
 462
 463         return ret;
 464 }
 465
 466
 467 static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
 468                                          char *cmd, char *buf, size_t buflen)
 469 {
 470         int res = -1;
 471
 472         wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
 473
 474         if (os_strcmp(cmd, "version") == 0) {
 475                 res = os_snprintf(buf, buflen, "%s", VERSION_STR);
 476         } else if (os_strcasecmp(cmd, "country") == 0) {
 477                 if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
 478                         res = os_snprintf(buf, buflen, "%c%c",
 479                                           wpa_s->conf->country[0],
 480                                           wpa_s->conf->country[1]);
 481 #ifdef CONFIG_WIFI_DISPLAY
 482         } else if (os_strcasecmp(cmd, "wifi_display") == 0) {
 483                 int enabled;
 484                 if (wpa_s->global->p2p == NULL ||
 485                     wpa_s->global->p2p_disabled)
 486                         enabled = 0;
 487                 else
 488                         enabled = wpa_s->global->wifi_display;
 489                 res = os_snprintf(buf, buflen, "%d", enabled);
 490 #endif /* CONFIG_WIFI_DISPLAY */
 491 #ifdef CONFIG_TESTING_GET_GTK
 492         } else if (os_strcmp(cmd, "gtk") == 0) {
 493                 if (wpa_s->last_gtk_len == 0)
 494                         return -1;
 495                 res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
 496                                        wpa_s->last_gtk_len);
 497                 return res;
 498 #endif /* CONFIG_TESTING_GET_GTK */
 499         } else if (os_strcmp(cmd, "tls_library") == 0) {
 500                 res = tls_get_library_version(buf, buflen);
 501         } else {
 502                 res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
 503         }
 504
 505         if (os_snprintf_error(buflen, res))
 506                 return -1;
 507         return res;
 508 }
 509
 510
 511 #ifdef IEEE8021X_EAPOL
 512 static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
 513                                              char *addr)
 514 {
 515         u8 bssid[ETH_ALEN];
 516         struct wpa_ssid *ssid = wpa_s->current_ssid;
 517
 518         if (hwaddr_aton(addr, bssid)) {
 519                 wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
 520                            "'%s'", addr);
 521                 return -1;
 522         }
 523
 524         wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
 525         rsn_preauth_deinit(wpa_s->wpa);
 526         if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
 527                 return -1;
 528
 529         return 0;
 530 }
 531 #endif /* IEEE8021X_EAPOL */
 532
 533
 534 #ifdef CONFIG_PEERKEY
 535 /* MLME-STKSTART.request(peer) */
 536 static int wpa_supplicant_ctrl_iface_stkstart(
 537         struct wpa_supplicant *wpa_s, char *addr)
 538 {
 539         u8 peer[ETH_ALEN];
 540
 541         if (hwaddr_aton(addr, peer)) {
 542                 wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART: invalid "
 543                            "address '%s'", addr);
 544                 return -1;
 545         }
 546
 547         wpa_printf(MSG_DEBUG, "CTRL_IFACE STKSTART " MACSTR,
 548                    MAC2STR(peer));
 549
 550         return wpa_sm_stkstart(wpa_s->wpa, peer);
 551 }
 552 #endif /* CONFIG_PEERKEY */
 553
 554
 555 #ifdef CONFIG_TDLS
 556
 557 static int wpa_supplicant_ctrl_iface_tdls_discover(
 558         struct wpa_supplicant *wpa_s, char *addr)
 559 {
 560         u8 peer[ETH_ALEN];
 561         int ret;
 562
 563         if (hwaddr_aton(addr, peer)) {
 564                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
 565                            "address '%s'", addr);
 566                 return -1;
 567         }
 568
 569         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
 570                    MAC2STR(peer));
 571
 572         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 573                 ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
 574         else
 575                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
 576
 577         return ret;
 578 }
 579
 580
 581 static int wpa_supplicant_ctrl_iface_tdls_setup(
 582         struct wpa_supplicant *wpa_s, char *addr)
 583 {
 584         u8 peer[ETH_ALEN];
 585         int ret;
 586
 587         if (hwaddr_aton(addr, peer)) {
 588                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
 589                            "address '%s'", addr);
 590                 return -1;
 591         }
 592
 593         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
 594                    MAC2STR(peer));
 595
 596         if ((wpa_s->conf->tdls_external_control) &&
 597             wpa_tdls_is_external_setup(wpa_s->wpa))
 598                 return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 599
 600         wpa_tdls_remove(wpa_s->wpa, peer);
 601
 602         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 603                 ret = wpa_tdls_start(wpa_s->wpa, peer);
 604         else
 605                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
 606
 607         return ret;
 608 }
 609
 610
 611 static int wpa_supplicant_ctrl_iface_tdls_teardown(
 612         struct wpa_supplicant *wpa_s, char *addr)
 613 {
 614         u8 peer[ETH_ALEN];
 615         int ret;
 616
 617         if (os_strcmp(addr, "*") == 0) {
 618                 /* remove everyone */
 619                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
 620                 wpa_tdls_teardown_peers(wpa_s->wpa);
 621                 return 0;
 622         }
 623
 624         if (hwaddr_aton(addr, peer)) {
 625                 wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
 626                            "address '%s'", addr);
 627                 return -1;
 628         }
 629
 630         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
 631                    MAC2STR(peer));
 632
 633         if ((wpa_s->conf->tdls_external_control) &&
 634             wpa_tdls_is_external_setup(wpa_s->wpa))
 635                 return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 636
 637         if (wpa_tdls_is_external_setup(wpa_s->wpa))
 638                 ret = wpa_tdls_teardown_link(
 639                         wpa_s->wpa, peer,
 640                         WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
 641         else
 642                 ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
 643
 644         return ret;
 645 }
 646
 647
 648 static int ctrl_iface_get_capability_tdls(
 649         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
 650 {
 651         int ret;
 652
 653         ret = os_snprintf(buf, buflen, "%s\n",
 654                           wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
 655                           (wpa_s->drv_flags &
 656                            WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
 657                            "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
 658         if (os_snprintf_error(buflen, ret))
 659                 return -1;
 660         return ret;
 661 }
 662
 663
 664 static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
 665         struct wpa_supplicant *wpa_s, char *cmd)
 666 {
 667         u8 peer[ETH_ALEN];
 668         struct hostapd_freq_params freq_params;
 669         u8 oper_class;
 670         char *pos, *end;
 671
 672         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 673                 wpa_printf(MSG_INFO,
 674                            "tdls_chanswitch: Only supported with external setup");
 675                 return -1;
 676         }
 677
 678         os_memset(&freq_params, 0, sizeof(freq_params));
 679
 680         pos = os_strchr(cmd, ' ');
 681         if (pos == NULL)
 682                 return -1;
 683         *pos++ = '\0';
 684
 685         oper_class = strtol(pos, &end, 10);
 686         if (pos == end) {
 687                 wpa_printf(MSG_INFO,
 688                            "tdls_chanswitch: Invalid op class provided");
 689                 return -1;
 690         }
 691
 692         pos = end;
 693         freq_params.freq = atoi(pos);
 694         if (freq_params.freq == 0) {
 695                 wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
 696                 return -1;
 697         }
 698
 699 #define SET_FREQ_SETTING(str) \
 700         do { \
 701                 const char *pos2 = os_strstr(pos, " " #str "="); \
 702                 if (pos2) { \
 703                         pos2 += sizeof(" " #str "=") - 1; \
 704                         freq_params.str = atoi(pos2); \
 705                 } \
 706         } while (0)
 707
 708         SET_FREQ_SETTING(center_freq1);
 709         SET_FREQ_SETTING(center_freq2);
 710         SET_FREQ_SETTING(bandwidth);
 711         SET_FREQ_SETTING(sec_channel_offset);
 712 #undef SET_FREQ_SETTING
 713
 714         freq_params.ht_enabled = !!os_strstr(pos, " ht");
 715         freq_params.vht_enabled = !!os_strstr(pos, " vht");
 716
 717         if (hwaddr_aton(cmd, peer)) {
 718                 wpa_printf(MSG_DEBUG,
 719                            "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
 720                            cmd);
 721                 return -1;
 722         }
 723
 724         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
 725                    " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
 726                    MAC2STR(peer), oper_class, freq_params.freq,
 727                    freq_params.center_freq1, freq_params.center_freq2,
 728                    freq_params.bandwidth, freq_params.sec_channel_offset,
 729                    freq_params.ht_enabled ? " HT" : "",
 730                    freq_params.vht_enabled ? " VHT" : "");
 731
 732         return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
 733                                            &freq_params);
 734 }
 735
 736
 737 static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
 738         struct wpa_supplicant *wpa_s, char *cmd)
 739 {
 740         u8 peer[ETH_ALEN];
 741
 742         if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
 743                 wpa_printf(MSG_INFO,
 744                            "tdls_chanswitch: Only supported with external setup");
 745                 return -1;
 746         }
 747
 748         if (hwaddr_aton(cmd, peer)) {
 749                 wpa_printf(MSG_DEBUG,
 750                            "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
 751                            cmd);
 752                 return -1;
 753         }
 754
 755         wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
 756                    MAC2STR(peer));
 757
 758         return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 759 }
 760
 761 #endif /* CONFIG_TDLS */
 762
 763
 764 static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
 765 {
 766         char *token, *context = NULL;
 767         struct wmm_ac_ts_setup_params params = {
 768                 .tsid = 0xff,
 769                 .direction = 0xff,
 770         };
 771
 772         while ((token = str_token(cmd, " ", &context))) {
 773                 if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
 774                     sscanf(token, "up=%i", &params.user_priority) == 1 ||
 775                     sscanf(token, "nominal_msdu_size=%i",
 776                            &params.nominal_msdu_size) == 1 ||
 777                     sscanf(token, "mean_data_rate=%i",
 778                            &params.mean_data_rate) == 1 ||
 779                     sscanf(token, "min_phy_rate=%i",
 780                            &params.minimum_phy_rate) == 1 ||
 781                     sscanf(token, "sba=%i",
 782                            &params.surplus_bandwidth_allowance) == 1)
 783                         continue;
 784
 785                 if (os_strcasecmp(token, "downlink") == 0) {
 786                         params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
 787                 } else if (os_strcasecmp(token, "uplink") == 0) {
 788                         params.direction = WMM_TSPEC_DIRECTION_UPLINK;
 789                 } else if (os_strcasecmp(token, "bidi") == 0) {
 790                         params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
 791                 } else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
 792                         params.fixed_nominal_msdu = 1;
 793                 } else {
 794                         wpa_printf(MSG_DEBUG,
 795                                    "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
 796                                    token);
 797                         return -1;
 798                 }
 799
 800         }
 801
 802         return wpas_wmm_ac_addts(wpa_s, &params);
 803 }
 804
 805
 806 static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
 807 {
 808         u8 tsid = atoi(cmd);
 809
 810         return wpas_wmm_ac_delts(wpa_s, tsid);
 811 }
 812
 813
 814 #ifdef CONFIG_IEEE80211R
 815 static int wpa_supplicant_ctrl_iface_ft_ds(
 816         struct wpa_supplicant *wpa_s, char *addr)
 817 {
 818         u8 target_ap[ETH_ALEN];
 819         struct wpa_bss *bss;
 820         const u8 *mdie;
 821
 822         if (hwaddr_aton(addr, target_ap)) {
 823                 wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
 824                            "address '%s'", addr);
 825                 return -1;
 826         }
 827
 828         wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
 829
 830         bss = wpa_bss_get_bssid(wpa_s, target_ap);
 831         if (bss)
 832                 mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
 833         else
 834                 mdie = NULL;
 835
 836         return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
 837 }
 838 #endif /* CONFIG_IEEE80211R */
 839
 840
 841 #ifdef CONFIG_WPS
 842 static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
 843                                              char *cmd)
 844 {
 845         u8 bssid[ETH_ALEN], *_bssid = bssid;
 846 #ifdef CONFIG_P2P
 847         u8 p2p_dev_addr[ETH_ALEN];
 848 #endif /* CONFIG_P2P */
 849 #ifdef CONFIG_AP
 850         u8 *_p2p_dev_addr = NULL;
 851 #endif /* CONFIG_AP */
 852
 853         if (cmd == NULL || os_strcmp(cmd, "any") == 0) {
 854                 _bssid = NULL;
 855 #ifdef CONFIG_P2P
 856         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
 857                 if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
 858                         wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
 859                                    "P2P Device Address '%s'",
 860                                    cmd + 13);
 861                         return -1;
 862                 }
 863                 _p2p_dev_addr = p2p_dev_addr;
 864 #endif /* CONFIG_P2P */
 865         } else if (hwaddr_aton(cmd, bssid)) {
 866                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
 867                            cmd);
 868                 return -1;
 869         }
 870
 871 #ifdef CONFIG_AP
 872         if (wpa_s->ap_iface)
 873                 return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
 874 #endif /* CONFIG_AP */
 875
 876         return wpas_wps_start_pbc(wpa_s, _bssid, 0);
 877 }
 878
 879
 880 static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
 881                                              char *cmd, char *buf,
 882                                              size_t buflen)
 883 {
 884         u8 bssid[ETH_ALEN], *_bssid = bssid;
 885         char *pin;
 886         int ret;
 887
 888         pin = os_strchr(cmd, ' ');
 889         if (pin)
 890                 *pin++ = '\0';
 891
 892         if (os_strcmp(cmd, "any") == 0)
 893                 _bssid = NULL;
 894         else if (os_strcmp(cmd, "get") == 0) {
 895                 ret = wps_generate_pin();
 896                 goto done;
 897         } else if (hwaddr_aton(cmd, bssid)) {
 898                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
 899                            cmd);
 900                 return -1;
 901         }
 902
 903 #ifdef CONFIG_AP
 904         if (wpa_s->ap_iface) {
 905                 int timeout = 0;
 906                 char *pos;
 907
 908                 if (pin) {
 909                         pos = os_strchr(pin, ' ');
 910                         if (pos) {
 911                                 *pos++ = '\0';
 912                                 timeout = atoi(pos);
 913                         }
 914                 }
 915
 916                 return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
 917                                                  buf, buflen, timeout);
 918         }
 919 #endif /* CONFIG_AP */
 920
 921         if (pin) {
 922                 ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
 923                                          DEV_PW_DEFAULT);
 924                 if (ret < 0)
 925                         return -1;
 926                 ret = os_snprintf(buf, buflen, "%s", pin);
 927                 if (os_snprintf_error(buflen, ret))
 928                         return -1;
 929                 return ret;
 930         }
 931
 932         ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
 933         if (ret < 0)
 934                 return -1;
 935
 936 done:
 937         /* Return the generated PIN */
 938         ret = os_snprintf(buf, buflen, "%08d", ret);
 939         if (os_snprintf_error(buflen, ret))
 940                 return -1;
 941         return ret;
 942 }
 943
 944
 945 static int wpa_supplicant_ctrl_iface_wps_check_pin(
 946         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
 947 {
 948         char pin[9];
 949         size_t len;
 950         char *pos;
 951         int ret;
 952
 953         wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
 954                               (u8 *) cmd, os_strlen(cmd));
 955         for (pos = cmd, len = 0; *pos != '\0'; pos++) {
 956                 if (*pos < '0' || *pos > '9')
 957                         continue;
 958                 pin[len++] = *pos;
 959                 if (len == 9) {
 960                         wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
 961                         return -1;
 962                 }
 963         }
 964         if (len != 4 && len != 8) {
 965                 wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
 966                 return -1;
 967         }
 968         pin[len] = '\0';
 969
 970         if (len == 8) {
 971                 unsigned int pin_val;
 972                 pin_val = atoi(pin);
 973                 if (!wps_pin_valid(pin_val)) {
 974                         wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
 975                         ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
 976                         if (os_snprintf_error(buflen, ret))
 977                                 return -1;
 978                         return ret;
 979                 }
 980         }
 981
 982         ret = os_snprintf(buf, buflen, "%s", pin);
 983         if (os_snprintf_error(buflen, ret))
 984                 return -1;
 985
 986         return ret;
 987 }
 988
 989
 990 #ifdef CONFIG_WPS_NFC
 991
 992 static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
 993                                              char *cmd)
 994 {
 995         u8 bssid[ETH_ALEN], *_bssid = bssid;
 996
 997         if (cmd == NULL || cmd[0] == '\0')
 998                 _bssid = NULL;
 999         else if (hwaddr_aton(cmd, bssid))
1000                 return -1;
1001
1002         return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
1003                                   0, 0);
1004 }
1005
1006
1007 static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
1008         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1009 {
1010         int ndef;
1011         struct wpabuf *buf;
1012         int res;
1013         char *pos;
1014
1015         pos = os_strchr(cmd, ' ');
1016         if (pos)
1017                 *pos++ = '\0';
1018         if (os_strcmp(cmd, "WPS") == 0)
1019                 ndef = 0;
1020         else if (os_strcmp(cmd, "NDEF") == 0)
1021                 ndef = 1;
1022         else
1023                 return -1;
1024
1025         buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
1026         if (buf == NULL)
1027                 return -1;
1028
1029         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1030                                          wpabuf_len(buf));
1031         reply[res++] = '\n';
1032         reply[res] = '\0';
1033
1034         wpabuf_free(buf);
1035
1036         return res;
1037 }
1038
1039
1040 static int wpa_supplicant_ctrl_iface_wps_nfc_token(
1041         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1042 {
1043         int ndef;
1044         struct wpabuf *buf;
1045         int res;
1046
1047         if (os_strcmp(cmd, "WPS") == 0)
1048                 ndef = 0;
1049         else if (os_strcmp(cmd, "NDEF") == 0)
1050                 ndef = 1;
1051         else
1052                 return -1;
1053
1054         buf = wpas_wps_nfc_token(wpa_s, ndef);
1055         if (buf == NULL)
1056                 return -1;
1057
1058         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1059                                          wpabuf_len(buf));
1060         reply[res++] = '\n';
1061         reply[res] = '\0';
1062
1063         wpabuf_free(buf);
1064
1065         return res;
1066 }
1067
1068
1069 static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
1070         struct wpa_supplicant *wpa_s, char *pos)
1071 {
1072         size_t len;
1073         struct wpabuf *buf;
1074         int ret;
1075         char *freq;
1076         int forced_freq = 0;
1077
1078         freq = strstr(pos, " freq=");
1079         if (freq) {
1080                 *freq = '\0';
1081                 freq += 6;
1082                 forced_freq = atoi(freq);
1083         }
1084
1085         len = os_strlen(pos);
1086         if (len & 0x01)
1087                 return -1;
1088         len /= 2;
1089
1090         buf = wpabuf_alloc(len);
1091         if (buf == NULL)
1092                 return -1;
1093         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
1094                 wpabuf_free(buf);
1095                 return -1;
1096         }
1097
1098         ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
1099         wpabuf_free(buf);
1100
1101         return ret;
1102 }
1103
1104
1105 static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
1106                                               char *reply, size_t max_len,
1107                                               int ndef)
1108 {
1109         struct wpabuf *buf;
1110         int res;
1111
1112         buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
1113         if (buf == NULL)
1114                 return -1;
1115
1116         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1117                                          wpabuf_len(buf));
1118         reply[res++] = '\n';
1119         reply[res] = '\0';
1120
1121         wpabuf_free(buf);
1122
1123         return res;
1124 }
1125
1126
1127 #ifdef CONFIG_P2P
1128 static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
1129                                               char *reply, size_t max_len,
1130                                               int ndef)
1131 {
1132         struct wpabuf *buf;
1133         int res;
1134
1135         buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
1136         if (buf == NULL) {
1137                 wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
1138                 return -1;
1139         }
1140
1141         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1142                                          wpabuf_len(buf));
1143         reply[res++] = '\n';
1144         reply[res] = '\0';
1145
1146         wpabuf_free(buf);
1147
1148         return res;
1149 }
1150 #endif /* CONFIG_P2P */
1151
1152
1153 static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
1154                                           char *cmd, char *reply,
1155                                           size_t max_len)
1156 {
1157         char *pos;
1158         int ndef;
1159
1160         pos = os_strchr(cmd, ' ');
1161         if (pos == NULL)
1162                 return -1;
1163         *pos++ = '\0';
1164
1165         if (os_strcmp(cmd, "WPS") == 0)
1166                 ndef = 0;
1167         else if (os_strcmp(cmd, "NDEF") == 0)
1168                 ndef = 1;
1169         else
1170                 return -1;
1171
1172         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1173                 if (!ndef)
1174                         return -1;
1175                 return wpas_ctrl_nfc_get_handover_req_wps(
1176                         wpa_s, reply, max_len, ndef);
1177         }
1178
1179 #ifdef CONFIG_P2P
1180         if (os_strcmp(pos, "P2P-CR") == 0) {
1181                 return wpas_ctrl_nfc_get_handover_req_p2p(
1182                         wpa_s, reply, max_len, ndef);
1183         }
1184 #endif /* CONFIG_P2P */
1185
1186         return -1;
1187 }
1188
1189
1190 static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
1191                                               char *reply, size_t max_len,
1192                                               int ndef, int cr, char *uuid)
1193 {
1194         struct wpabuf *buf;
1195         int res;
1196
1197         buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
1198         if (buf == NULL)
1199                 return -1;
1200
1201         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1202                                          wpabuf_len(buf));
1203         reply[res++] = '\n';
1204         reply[res] = '\0';
1205
1206         wpabuf_free(buf);
1207
1208         return res;
1209 }
1210
1211
1212 #ifdef CONFIG_P2P
1213 static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
1214                                               char *reply, size_t max_len,
1215                                               int ndef, int tag)
1216 {
1217         struct wpabuf *buf;
1218         int res;
1219
1220         buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
1221         if (buf == NULL)
1222                 return -1;
1223
1224         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1225                                          wpabuf_len(buf));
1226         reply[res++] = '\n';
1227         reply[res] = '\0';
1228
1229         wpabuf_free(buf);
1230
1231         return res;
1232 }
1233 #endif /* CONFIG_P2P */
1234
1235
1236 static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
1237                                           char *cmd, char *reply,
1238                                           size_t max_len)
1239 {
1240         char *pos, *pos2;
1241         int ndef;
1242
1243         pos = os_strchr(cmd, ' ');
1244         if (pos == NULL)
1245                 return -1;
1246         *pos++ = '\0';
1247
1248         if (os_strcmp(cmd, "WPS") == 0)
1249                 ndef = 0;
1250         else if (os_strcmp(cmd, "NDEF") == 0)
1251                 ndef = 1;
1252         else
1253                 return -1;
1254
1255         pos2 = os_strchr(pos, ' ');
1256         if (pos2)
1257                 *pos2++ = '\0';
1258         if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
1259                 if (!ndef)
1260                         return -1;
1261                 return wpas_ctrl_nfc_get_handover_sel_wps(
1262                         wpa_s, reply, max_len, ndef,
1263                         os_strcmp(pos, "WPS-CR") == 0, pos2);
1264         }
1265
1266 #ifdef CONFIG_P2P
1267         if (os_strcmp(pos, "P2P-CR") == 0) {
1268                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1269                         wpa_s, reply, max_len, ndef, 0);
1270         }
1271
1272         if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
1273                 return wpas_ctrl_nfc_get_handover_sel_p2p(
1274                         wpa_s, reply, max_len, ndef, 1);
1275         }
1276 #endif /* CONFIG_P2P */
1277
1278         return -1;
1279 }
1280
1281
1282 static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
1283                                          char *cmd)
1284 {
1285         size_t len;
1286         struct wpabuf *req, *sel;
1287         int ret;
1288         char *pos, *role, *type, *pos2;
1289 #ifdef CONFIG_P2P
1290         char *freq;
1291         int forced_freq = 0;
1292
1293         freq = strstr(cmd, " freq=");
1294         if (freq) {
1295                 *freq = '\0';
1296                 freq += 6;
1297                 forced_freq = atoi(freq);
1298         }
1299 #endif /* CONFIG_P2P */
1300
1301         role = cmd;
1302         pos = os_strchr(role, ' ');
1303         if (pos == NULL) {
1304                 wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
1305                 return -1;
1306         }
1307         *pos++ = '\0';
1308
1309         type = pos;
1310         pos = os_strchr(type, ' ');
1311         if (pos == NULL) {
1312                 wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
1313                 return -1;
1314         }
1315         *pos++ = '\0';
1316
1317         pos2 = os_strchr(pos, ' ');
1318         if (pos2 == NULL) {
1319                 wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
1320                 return -1;
1321         }
1322         *pos2++ = '\0';
1323
1324         len = os_strlen(pos);
1325         if (len & 0x01) {
1326                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
1327                 return -1;
1328         }
1329         len /= 2;
1330
1331         req = wpabuf_alloc(len);
1332         if (req == NULL) {
1333                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
1334                 return -1;
1335         }
1336         if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
1337                 wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
1338                 wpabuf_free(req);
1339                 return -1;
1340         }
1341
1342         len = os_strlen(pos2);
1343         if (len & 0x01) {
1344                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
1345                 wpabuf_free(req);
1346                 return -1;
1347         }
1348         len /= 2;
1349
1350         sel = wpabuf_alloc(len);
1351         if (sel == NULL) {
1352                 wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
1353                 wpabuf_free(req);
1354                 return -1;
1355         }
1356         if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
1357                 wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
1358                 wpabuf_free(req);
1359                 wpabuf_free(sel);
1360                 return -1;
1361         }
1362
1363         wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
1364                    role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
1365
1366         if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
1367                 ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
1368 #ifdef CONFIG_AP
1369         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
1370         {
1371                 ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
1372                 if (ret < 0)
1373                         ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
1374 #endif /* CONFIG_AP */
1375 #ifdef CONFIG_P2P
1376         } else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
1377         {
1378                 ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
1379         } else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
1380         {
1381                 ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
1382                                                    forced_freq);
1383 #endif /* CONFIG_P2P */
1384         } else {
1385                 wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
1386                            "reported: role=%s type=%s", role, type);
1387                 ret = -1;
1388         }
1389         wpabuf_free(req);
1390         wpabuf_free(sel);
1391
1392         if (ret)
1393                 wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
1394
1395         return ret;
1396 }
1397
1398 #endif /* CONFIG_WPS_NFC */
1399
1400
1401 static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
1402                                              char *cmd)
1403 {
1404         u8 bssid[ETH_ALEN];
1405         char *pin;
1406         char *new_ssid;
1407         char *new_auth;
1408         char *new_encr;
1409         char *new_key;
1410         struct wps_new_ap_settings ap;
1411
1412         pin = os_strchr(cmd, ' ');
1413         if (pin == NULL)
1414                 return -1;
1415         *pin++ = '\0';
1416
1417         if (hwaddr_aton(cmd, bssid)) {
1418                 wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
1419                            cmd);
1420                 return -1;
1421         }
1422
1423         new_ssid = os_strchr(pin, ' ');
1424         if (new_ssid == NULL)
1425                 return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
1426         *new_ssid++ = '\0';
1427
1428         new_auth = os_strchr(new_ssid, ' ');
1429         if (new_auth == NULL)
1430                 return -1;
1431         *new_auth++ = '\0';
1432
1433         new_encr = os_strchr(new_auth, ' ');
1434         if (new_encr == NULL)
1435                 return -1;
1436         *new_encr++ = '\0';
1437
1438         new_key = os_strchr(new_encr, ' ');
1439         if (new_key == NULL)
1440                 return -1;
1441         *new_key++ = '\0';
1442
1443         os_memset(&ap, 0, sizeof(ap));
1444         ap.ssid_hex = new_ssid;
1445         ap.auth = new_auth;
1446         ap.encr = new_encr;
1447         ap.key_hex = new_key;
1448         return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
1449 }
1450
1451
1452 #ifdef CONFIG_AP
1453 static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
1454                                                 char *cmd, char *buf,
1455                                                 size_t buflen)
1456 {
1457         int timeout = 300;
1458         char *pos;
1459         const char *pin_txt;
1460
1461         if (!wpa_s->ap_iface)
1462                 return -1;
1463
1464         pos = os_strchr(cmd, ' ');
1465         if (pos)
1466                 *pos++ = '\0';
1467
1468         if (os_strcmp(cmd, "disable") == 0) {
1469                 wpas_wps_ap_pin_disable(wpa_s);
1470                 return os_snprintf(buf, buflen, "OK\n");
1471         }
1472
1473         if (os_strcmp(cmd, "random") == 0) {
1474                 if (pos)
1475                         timeout = atoi(pos);
1476                 pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
1477                 if (pin_txt == NULL)
1478                         return -1;
1479                 return os_snprintf(buf, buflen, "%s", pin_txt);
1480         }
1481
1482         if (os_strcmp(cmd, "get") == 0) {
1483                 pin_txt = wpas_wps_ap_pin_get(wpa_s);
1484                 if (pin_txt == NULL)
1485                         return -1;
1486                 return os_snprintf(buf, buflen, "%s", pin_txt);
1487         }
1488
1489         if (os_strcmp(cmd, "set") == 0) {
1490                 char *pin;
1491                 if (pos == NULL)
1492                         return -1;
1493                 pin = pos;
1494                 pos = os_strchr(pos, ' ');
1495                 if (pos) {
1496                         *pos++ = '\0';
1497                         timeout = atoi(pos);
1498                 }
1499                 if (os_strlen(pin) > buflen)
1500                         return -1;
1501                 if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
1502                         return -1;
1503                 return os_snprintf(buf, buflen, "%s", pin);
1504         }
1505
1506         return -1;
1507 }
1508 #endif /* CONFIG_AP */
1509
1510
1511 #ifdef CONFIG_WPS_ER
1512 static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
1513                                                 char *cmd)
1514 {
1515         char *uuid = cmd, *pin, *pos;
1516         u8 addr_buf[ETH_ALEN], *addr = NULL;
1517         pin = os_strchr(uuid, ' ');
1518         if (pin == NULL)
1519                 return -1;
1520         *pin++ = '\0';
1521         pos = os_strchr(pin, ' ');
1522         if (pos) {
1523                 *pos++ = '\0';
1524                 if (hwaddr_aton(pos, addr_buf) == 0)
1525                         addr = addr_buf;
1526         }
1527         return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
1528 }
1529
1530
1531 static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
1532                                                   char *cmd)
1533 {
1534         char *uuid = cmd, *pin;
1535         pin = os_strchr(uuid, ' ');
1536         if (pin == NULL)
1537                 return -1;
1538         *pin++ = '\0';
1539         return wpas_wps_er_learn(wpa_s, uuid, pin);
1540 }
1541
1542
1543 static int wpa_supplicant_ctrl_iface_wps_er_set_config(
1544         struct wpa_supplicant *wpa_s, char *cmd)
1545 {
1546         char *uuid = cmd, *id;
1547         id = os_strchr(uuid, ' ');
1548         if (id == NULL)
1549                 return -1;
1550         *id++ = '\0';
1551         return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
1552 }
1553
1554
1555 static int wpa_supplicant_ctrl_iface_wps_er_config(
1556         struct wpa_supplicant *wpa_s, char *cmd)
1557 {
1558         char *pin;
1559         char *new_ssid;
1560         char *new_auth;
1561         char *new_encr;
1562         char *new_key;
1563         struct wps_new_ap_settings ap;
1564
1565         pin = os_strchr(cmd, ' ');
1566         if (pin == NULL)
1567                 return -1;
1568         *pin++ = '\0';
1569
1570         new_ssid = os_strchr(pin, ' ');
1571         if (new_ssid == NULL)
1572                 return -1;
1573         *new_ssid++ = '\0';
1574
1575         new_auth = os_strchr(new_ssid, ' ');
1576         if (new_auth == NULL)
1577                 return -1;
1578         *new_auth++ = '\0';
1579
1580         new_encr = os_strchr(new_auth, ' ');
1581         if (new_encr == NULL)
1582                 return -1;
1583         *new_encr++ = '\0';
1584
1585         new_key = os_strchr(new_encr, ' ');
1586         if (new_key == NULL)
1587                 return -1;
1588         *new_key++ = '\0';
1589
1590         os_memset(&ap, 0, sizeof(ap));
1591         ap.ssid_hex = new_ssid;
1592         ap.auth = new_auth;
1593         ap.encr = new_encr;
1594         ap.key_hex = new_key;
1595         return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
1596 }
1597
1598
1599 #ifdef CONFIG_WPS_NFC
1600 static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
1601         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
1602 {
1603         int ndef;
1604         struct wpabuf *buf;
1605         int res;
1606         char *uuid;
1607
1608         uuid = os_strchr(cmd, ' ');
1609         if (uuid == NULL)
1610                 return -1;
1611         *uuid++ = '\0';
1612
1613         if (os_strcmp(cmd, "WPS") == 0)
1614                 ndef = 0;
1615         else if (os_strcmp(cmd, "NDEF") == 0)
1616                 ndef = 1;
1617         else
1618                 return -1;
1619
1620         buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
1621         if (buf == NULL)
1622                 return -1;
1623
1624         res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
1625                                          wpabuf_len(buf));
1626         reply[res++] = '\n';
1627         reply[res] = '\0';
1628
1629         wpabuf_free(buf);
1630
1631         return res;
1632 }
1633 #endif /* CONFIG_WPS_NFC */
1634 #endif /* CONFIG_WPS_ER */
1635
1636 #endif /* CONFIG_WPS */
1637
1638
1639 #ifdef CONFIG_IBSS_RSN
1640 static int wpa_supplicant_ctrl_iface_ibss_rsn(
1641         struct wpa_supplicant *wpa_s, char *addr)
1642 {
1643         u8 peer[ETH_ALEN];
1644
1645         if (hwaddr_aton(addr, peer)) {
1646                 wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
1647                            "address '%s'", addr);
1648                 return -1;
1649         }
1650
1651         wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
1652                    MAC2STR(peer));
1653
1654         return ibss_rsn_start(wpa_s->ibss_rsn, peer);
1655 }
1656 #endif /* CONFIG_IBSS_RSN */
1657
1658
1659 static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
1660                                               char *rsp)
1661 {
1662 #ifdef IEEE8021X_EAPOL
1663         char *pos, *id_pos;
1664         int id;
1665         struct wpa_ssid *ssid;
1666
1667         pos = os_strchr(rsp, '-');
1668         if (pos == NULL)
1669                 return -1;
1670         *pos++ = '\0';
1671         id_pos = pos;
1672         pos = os_strchr(pos, ':');
1673         if (pos == NULL)
1674                 return -1;
1675         *pos++ = '\0';
1676         id = atoi(id_pos);
1677         wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
1678         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
1679                               (u8 *) pos, os_strlen(pos));
1680
1681         ssid = wpa_config_get_network(wpa_s->conf, id);
1682         if (ssid == NULL) {
1683                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
1684                            "to update", id);
1685                 return -1;
1686         }
1687
1688         return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
1689                                                          pos);
1690 #else /* IEEE8021X_EAPOL */
1691         wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
1692         return -1;
1693 #endif /* IEEE8021X_EAPOL */
1694 }
1695
1696
1697 static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
1698                                             const char *params,
1699                                             char *buf, size_t buflen)
1700 {
1701         char *pos, *end, tmp[30];
1702         int res, verbose, wps, ret;
1703 #ifdef CONFIG_HS20
1704         const u8 *hs20;
1705 #endif /* CONFIG_HS20 */
1706         const u8 *sess_id;
1707         size_t sess_id_len;
1708
1709         if (os_strcmp(params, "-DRIVER") == 0)
1710                 return wpa_drv_status(wpa_s, buf, buflen);
1711         verbose = os_strcmp(params, "-VERBOSE") == 0;
1712         wps = os_strcmp(params, "-WPS") == 0;
1713         pos = buf;
1714         end = buf + buflen;
1715         if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
1716                 struct wpa_ssid *ssid = wpa_s->current_ssid;
1717                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
1718                                   MAC2STR(wpa_s->bssid));
1719                 if (os_snprintf_error(end - pos, ret))
1720                         return pos - buf;
1721                 pos += ret;
1722                 ret = os_snprintf(pos, end - pos, "freq=%u\n",
1723                                   wpa_s->assoc_freq);
1724                 if (os_snprintf_error(end - pos, ret))
1725                         return pos - buf;
1726                 pos += ret;
1727                 if (ssid) {
1728                         u8 *_ssid = ssid->ssid;
1729                         size_t ssid_len = ssid->ssid_len;
1730                         u8 ssid_buf[MAX_SSID_LEN];
1731                         if (ssid_len == 0) {
1732                                 int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
1733                                 if (_res < 0)
1734                                         ssid_len = 0;
1735                                 else
1736                                         ssid_len = _res;
1737                                 _ssid = ssid_buf;
1738                         }
1739                         ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
1740                                           wpa_ssid_txt(_ssid, ssid_len),
1741                                           ssid->id);
1742                         if (os_snprintf_error(end - pos, ret))
1743                                 return pos - buf;
1744                         pos += ret;
1745
1746                         if (wps && ssid->passphrase &&
1747                             wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
1748                             (ssid->mode == WPAS_MODE_AP ||
1749                              ssid->mode == WPAS_MODE_P2P_GO)) {
1750                                 ret = os_snprintf(pos, end - pos,
1751                                                   "passphrase=%s\n",
1752                                                   ssid->passphrase);
1753                                 if (os_snprintf_error(end - pos, ret))
1754                                         return pos - buf;
1755                                 pos += ret;
1756                         }
1757                         if (ssid->id_str) {
1758                                 ret = os_snprintf(pos, end - pos,
1759                                                   "id_str=%s\n",
1760                                                   ssid->id_str);
1761                                 if (os_snprintf_error(end - pos, ret))
1762                                         return pos - buf;
1763                                 pos += ret;
1764                         }
1765
1766                         switch (ssid->mode) {
1767                         case WPAS_MODE_INFRA:
1768                                 ret = os_snprintf(pos, end - pos,
1769                                                   "mode=station\n");
1770                                 break;
1771                         case WPAS_MODE_IBSS:
1772                                 ret = os_snprintf(pos, end - pos,
1773                                                   "mode=IBSS\n");
1774                                 break;
1775                         case WPAS_MODE_AP:
1776                                 ret = os_snprintf(pos, end - pos,
1777                                                   "mode=AP\n");
1778                                 break;
1779                         case WPAS_MODE_P2P_GO:
1780                                 ret = os_snprintf(pos, end - pos,
1781                                                   "mode=P2P GO\n");
1782                                 break;
1783                         case WPAS_MODE_P2P_GROUP_FORMATION:
1784                                 ret = os_snprintf(pos, end - pos,
1785                                                   "mode=P2P GO - group "
1786                                                   "formation\n");
1787                                 break;
1788                         default:
1789                                 ret = 0;
1790                                 break;
1791                         }
1792                         if (os_snprintf_error(end - pos, ret))
1793                                 return pos - buf;
1794                         pos += ret;
1795                 }
1796
1797 #ifdef CONFIG_AP
1798                 if (wpa_s->ap_iface) {
1799                         pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
1800                                                             end - pos,
1801                                                             verbose);
1802                 } else
1803 #endif /* CONFIG_AP */
1804                 pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
1805         }
1806 #ifdef CONFIG_SAE
1807         if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
1808 #ifdef CONFIG_AP
1809             !wpa_s->ap_iface &&
1810 #endif /* CONFIG_AP */
1811             wpa_s->sme.sae.state == SAE_ACCEPTED) {
1812                 ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
1813                                   wpa_s->sme.sae.group);
1814                 if (os_snprintf_error(end - pos, ret))
1815                         return pos - buf;
1816                 pos += ret;
1817         }
1818 #endif /* CONFIG_SAE */
1819         ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
1820                           wpa_supplicant_state_txt(wpa_s->wpa_state));
1821         if (os_snprintf_error(end - pos, ret))
1822                 return pos - buf;
1823         pos += ret;
1824
1825         if (wpa_s->l2 &&
1826             l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
1827                 ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
1828                 if (os_snprintf_error(end - pos, ret))
1829                         return pos - buf;
1830                 pos += ret;
1831         }
1832
1833 #ifdef CONFIG_P2P
1834         if (wpa_s->global->p2p) {
1835                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
1836                                   "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
1837                 if (os_snprintf_error(end - pos, ret))
1838                         return pos - buf;
1839                 pos += ret;
1840         }
1841 #endif /* CONFIG_P2P */
1842
1843         ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
1844                           MAC2STR(wpa_s->own_addr));
1845         if (os_snprintf_error(end - pos, ret))
1846                 return pos - buf;
1847         pos += ret;
1848
1849 #ifdef CONFIG_HS20
1850         if (wpa_s->current_bss &&
1851             (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
1852                                           HS20_IE_VENDOR_TYPE)) &&
1853             wpa_s->wpa_proto == WPA_PROTO_RSN &&
1854             wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
1855                 int release = 1;
1856                 if (hs20[1] >= 5) {
1857                         u8 rel_num = (hs20[6] & 0xf0) >> 4;
1858                         release = rel_num + 1;
1859                 }
1860                 ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
1861                 if (os_snprintf_error(end - pos, ret))
1862                         return pos - buf;
1863                 pos += ret;
1864         }
1865
1866         if (wpa_s->current_ssid) {
1867                 struct wpa_cred *cred;
1868                 char *type;
1869
1870                 for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
1871                         size_t i;
1872
1873                         if (wpa_s->current_ssid->parent_cred != cred)
1874                                 continue;
1875
1876                         if (cred->provisioning_sp) {
1877                                 ret = os_snprintf(pos, end - pos,
1878                                                   "provisioning_sp=%s\n",
1879                                                   cred->provisioning_sp);
1880                                 if (os_snprintf_error(end - pos, ret))
1881                                         return pos - buf;
1882                                 pos += ret;
1883                         }
1884
1885                         if (!cred->domain)
1886                                 goto no_domain;
1887
1888                         i = 0;
1889                         if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
1890                                 struct wpabuf *names =
1891                                         wpa_s->current_bss->anqp->domain_name;
1892                                 for (i = 0; names && i < cred->num_domain; i++)
1893                                 {
1894                                         if (domain_name_list_contains(
1895                                                     names, cred->domain[i], 1))
1896                                                 break;
1897                                 }
1898                                 if (i == cred->num_domain)
1899                                         i = 0; /* show first entry by default */
1900                         }
1901                         ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
1902                                           cred->domain[i]);
1903                         if (os_snprintf_error(end - pos, ret))
1904                                 return pos - buf;
1905                         pos += ret;
1906
1907                 no_domain:
1908                         if (wpa_s->current_bss == NULL ||
1909                             wpa_s->current_bss->anqp == NULL)
1910                                 res = -1;
1911                         else
1912                                 res = interworking_home_sp_cred(
1913                                         wpa_s, cred,
1914                                         wpa_s->current_bss->anqp->domain_name);
1915                         if (res > 0)
1916                                 type = "home";
1917                         else if (res == 0)
1918                                 type = "roaming";
1919                         else
1920                                 type = "unknown";
1921
1922                         ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
1923                         if (os_snprintf_error(end - pos, ret))
1924                                 return pos - buf;
1925                         pos += ret;
1926
1927                         break;
1928                 }
1929         }
1930 #endif /* CONFIG_HS20 */
1931
1932         if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
1933             wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
1934                 res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
1935                                           verbose);
1936                 if (res >= 0)
1937                         pos += res;
1938         }
1939
1940         sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
1941         if (sess_id) {
1942                 char *start = pos;
1943
1944                 ret = os_snprintf(pos, end - pos, "eap_session_id=");
1945                 if (os_snprintf_error(end - pos, ret))
1946                         return start - buf;
1947                 pos += ret;
1948                 ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
1949                 if (ret <= 0)
1950                         return start - buf;
1951                 pos += ret;
1952                 ret = os_snprintf(pos, end - pos, "\n");
1953                 if (os_snprintf_error(end - pos, ret))
1954                         return start - buf;
1955                 pos += ret;
1956         }
1957
1958         res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
1959         if (res >= 0)
1960                 pos += res;
1961
1962 #ifdef CONFIG_WPS
1963         {
1964                 char uuid_str[100];
1965                 uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
1966                 ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
1967                 if (os_snprintf_error(end - pos, ret))
1968                         return pos - buf;
1969                 pos += ret;
1970         }
1971 #endif /* CONFIG_WPS */
1972
1973 #ifdef ANDROID
1974         /*
1975          * Allow using the STATUS command with default behavior, say for debug,
1976          * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
1977          * events with STATUS-NO_EVENTS.
1978          */
1979         if (os_strcmp(params, "-NO_EVENTS")) {
1980                 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
1981                              "id=%d state=%d BSSID=" MACSTR " SSID=%s",
1982                              wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
1983                              wpa_s->wpa_state,
1984                              MAC2STR(wpa_s->bssid),
1985                              wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
1986                              wpa_ssid_txt(wpa_s->current_ssid->ssid,
1987                                           wpa_s->current_ssid->ssid_len) : "");
1988                 if (wpa_s->wpa_state == WPA_COMPLETED) {
1989                         struct wpa_ssid *ssid = wpa_s->current_ssid;
1990                         wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
1991                                      "- connection to " MACSTR
1992                                      " completed %s [id=%d id_str=%s]",
1993                                      MAC2STR(wpa_s->bssid), "(auth)",
1994                                      ssid ? ssid->id : -1,
1995                                      ssid && ssid->id_str ? ssid->id_str : "");
1996                 }
1997         }
1998 #endif /* ANDROID */
1999
2000         return pos - buf;
2001 }
2002
2003
2004 static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
2005                                            char *cmd)
2006 {
2007         char *pos;
2008         int id;
2009         struct wpa_ssid *ssid;
2010         u8 bssid[ETH_ALEN];
2011
2012         /* cmd: "<network id> <BSSID>" */
2013         pos = os_strchr(cmd, ' ');
2014         if (pos == NULL)
2015                 return -1;
2016         *pos++ = '\0';
2017         id = atoi(cmd);
2018         wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
2019         if (hwaddr_aton(pos, bssid)) {
2020                 wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
2021                 return -1;
2022         }
2023
2024         ssid = wpa_config_get_network(wpa_s->conf, id);
2025         if (ssid == NULL) {
2026                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
2027                            "to update", id);
2028                 return -1;
2029         }
2030
2031         os_memcpy(ssid->bssid, bssid, ETH_ALEN);
2032         ssid->bssid_set = !is_zero_ether_addr(bssid);
2033
2034         return 0;
2035 }
2036
2037
2038 static int wpa_supplicant_ctrl_iface_blacklist(struct wpa_supplicant *wpa_s,
2039                                                char *cmd, char *buf,
2040                                                size_t buflen)
2041 {
2042         u8 bssid[ETH_ALEN];
2043         struct wpa_blacklist *e;
2044         char *pos, *end;
2045         int ret;
2046
2047         /* cmd: "BLACKLIST [<BSSID>]" */
2048         if (*cmd == '\0') {
2049                 pos = buf;
2050                 end = buf + buflen;
2051                 e = wpa_s->blacklist;
2052                 while (e) {
2053                         ret = os_snprintf(pos, end - pos, MACSTR "\n",
2054                                           MAC2STR(e->bssid));
2055                         if (os_snprintf_error(end - pos, ret))
2056                                 return pos - buf;
2057                         pos += ret;
2058                         e = e->next;
2059                 }
2060                 return pos - buf;
2061         }
2062
2063         cmd++;
2064         if (os_strncmp(cmd, "clear", 5) == 0) {
2065                 wpa_blacklist_clear(wpa_s);
2066                 os_memcpy(buf, "OK\n", 3);
2067                 return 3;
2068         }
2069
2070         wpa_printf(MSG_DEBUG, "CTRL_IFACE: BLACKLIST bssid='%s'", cmd);
2071         if (hwaddr_aton(cmd, bssid)) {
2072                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
2073                 return -1;
2074         }
2075
2076         /*
2077          * Add the BSSID twice, so its count will be 2, causing it to be
2078          * skipped when processing scan results.
2079          */
2080         ret = wpa_blacklist_add(wpa_s, bssid);
2081         if (ret < 0)
2082                 return -1;
2083         ret = wpa_blacklist_add(wpa_s, bssid);
2084         if (ret < 0)
2085                 return -1;
2086         os_memcpy(buf, "OK\n", 3);
2087         return 3;
2088 }
2089
2090
2091 static const char * debug_level_str(int level)
2092 {
2093         switch (level) {
2094         case MSG_EXCESSIVE:
2095                 return "EXCESSIVE";
2096         case MSG_MSGDUMP:
2097                 return "MSGDUMP";
2098         case MSG_DEBUG:
2099                 return "DEBUG";
2100         case MSG_INFO:
2101                 return "INFO";
2102         case MSG_WARNING:
2103                 return "WARNING";
2104         case MSG_ERROR:
2105                 return "ERROR";
2106         default:
2107                 return "?";
2108         }
2109 }
2110
2111
2112 static int str_to_debug_level(const char *s)
2113 {
2114         if (os_strcasecmp(s, "EXCESSIVE") == 0)
2115                 return MSG_EXCESSIVE;
2116         if (os_strcasecmp(s, "MSGDUMP") == 0)
2117                 return MSG_MSGDUMP;
2118         if (os_strcasecmp(s, "DEBUG") == 0)
2119                 return MSG_DEBUG;
2120         if (os_strcasecmp(s, "INFO") == 0)
2121                 return MSG_INFO;
2122         if (os_strcasecmp(s, "WARNING") == 0)
2123                 return MSG_WARNING;
2124         if (os_strcasecmp(s, "ERROR") == 0)
2125                 return MSG_ERROR;
2126         return -1;
2127 }
2128
2129
2130 static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
2131                                                char *cmd, char *buf,
2132                                                size_t buflen)
2133 {
2134         char *pos, *end, *stamp;
2135         int ret;
2136
2137         /* cmd: "LOG_LEVEL [<level>]" */
2138         if (*cmd == '\0') {
2139                 pos = buf;
2140                 end = buf + buflen;
2141                 ret = os_snprintf(pos, end - pos, "Current level: %s\n"
2142                                   "Timestamp: %d\n",
2143                                   debug_level_str(wpa_debug_level),
2144                                   wpa_debug_timestamp);
2145                 if (os_snprintf_error(end - pos, ret))
2146                         ret = 0;
2147
2148                 return ret;
2149         }
2150
2151         while (*cmd == ' ')
2152                 cmd++;
2153
2154         stamp = os_strchr(cmd, ' ');
2155         if (stamp) {
2156                 *stamp++ = '\0';
2157                 while (*stamp == ' ') {
2158                         stamp++;
2159                 }
2160         }
2161
2162         if (cmd && os_strlen(cmd)) {
2163                 int level = str_to_debug_level(cmd);
2164                 if (level < 0)
2165                         return -1;
2166                 wpa_debug_level = level;
2167         }
2168
2169         if (stamp && os_strlen(stamp))
2170                 wpa_debug_timestamp = atoi(stamp);
2171
2172         os_memcpy(buf, "OK\n", 3);
2173         return 3;
2174 }
2175
2176
2177 static int wpa_supplicant_ctrl_iface_list_networks(
2178         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2179 {
2180         char *pos, *end, *prev;
2181         struct wpa_ssid *ssid;
2182         int ret;
2183
2184         pos = buf;
2185         end = buf + buflen;
2186         ret = os_snprintf(pos, end - pos,
2187                           "network id / ssid / bssid / flags\n");
2188         if (os_snprintf_error(end - pos, ret))
2189                 return pos - buf;
2190         pos += ret;
2191
2192         ssid = wpa_s->conf->ssid;
2193
2194         /* skip over ssids until we find next one */
2195         if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
2196                 int last_id = atoi(cmd + 8);
2197                 if (last_id != -1) {
2198                         while (ssid != NULL && ssid->id <= last_id) {
2199                                 ssid = ssid->next;
2200                         }
2201                 }
2202         }
2203
2204         while (ssid) {
2205                 prev = pos;
2206                 ret = os_snprintf(pos, end - pos, "%d\t%s",
2207                                   ssid->id,
2208                                   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
2209                 if (os_snprintf_error(end - pos, ret))
2210                         return prev - buf;
2211                 pos += ret;
2212                 if (ssid->bssid_set) {
2213                         ret = os_snprintf(pos, end - pos, "\t" MACSTR,
2214                                           MAC2STR(ssid->bssid));
2215                 } else {
2216                         ret = os_snprintf(pos, end - pos, "\tany");
2217                 }
2218                 if (os_snprintf_error(end - pos, ret))
2219                         return prev - buf;
2220                 pos += ret;
2221                 ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
2222                                   ssid == wpa_s->current_ssid ?
2223                                   "[CURRENT]" : "",
2224                                   ssid->disabled ? "[DISABLED]" : "",
2225                                   ssid->disabled_until.sec ?
2226                                   "[TEMP-DISABLED]" : "",
2227                                   ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
2228                                   "");
2229                 if (os_snprintf_error(end - pos, ret))
2230                         return prev - buf;
2231                 pos += ret;
2232                 ret = os_snprintf(pos, end - pos, "\n");
2233                 if (os_snprintf_error(end - pos, ret))
2234                         return prev - buf;
2235                 pos += ret;
2236
2237                 ssid = ssid->next;
2238         }
2239
2240         return pos - buf;
2241 }
2242
2243
2244 static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
2245 {
2246         int ret;
2247         ret = os_snprintf(pos, end - pos, "-");
2248         if (os_snprintf_error(end - pos, ret))
2249                 return pos;
2250         pos += ret;
2251         ret = wpa_write_ciphers(pos, end, cipher, "+");
2252         if (ret < 0)
2253                 return pos;
2254         pos += ret;
2255         return pos;
2256 }
2257
2258
2259 static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
2260                                     const u8 *ie, size_t ie_len)
2261 {
2262         struct wpa_ie_data data;
2263         char *start;
2264         int ret;
2265
2266         ret = os_snprintf(pos, end - pos, "[%s-", proto);
2267         if (os_snprintf_error(end - pos, ret))
2268                 return pos;
2269         pos += ret;
2270
2271         if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
2272                 ret = os_snprintf(pos, end - pos, "?]");
2273                 if (os_snprintf_error(end - pos, ret))
2274                         return pos;
2275                 pos += ret;
2276                 return pos;
2277         }
2278
2279         start = pos;
2280         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
2281                 ret = os_snprintf(pos, end - pos, "%sEAP",
2282                                   pos == start ? "" : "+");
2283                 if (os_snprintf_error(end - pos, ret))
2284                         return pos;
2285                 pos += ret;
2286         }
2287         if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
2288                 ret = os_snprintf(pos, end - pos, "%sPSK",
2289                                   pos == start ? "" : "+");
2290                 if (os_snprintf_error(end - pos, ret))
2291                         return pos;
2292                 pos += ret;
2293         }
2294         if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
2295                 ret = os_snprintf(pos, end - pos, "%sNone",
2296                                   pos == start ? "" : "+");
2297                 if (os_snprintf_error(end - pos, ret))
2298                         return pos;
2299                 pos += ret;
2300         }
2301         if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
2302                 ret = os_snprintf(pos, end - pos, "%sSAE",
2303                                   pos == start ? "" : "+");
2304                 if (os_snprintf_error(end - pos, ret))
2305                         return pos;
2306                 pos += ret;
2307         }
2308 #ifdef CONFIG_IEEE80211R
2309         if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
2310                 ret = os_snprintf(pos, end - pos, "%sFT/EAP",
2311                                   pos == start ? "" : "+");
2312                 if (os_snprintf_error(end - pos, ret))
2313                         return pos;
2314                 pos += ret;
2315         }
2316         if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
2317                 ret = os_snprintf(pos, end - pos, "%sFT/PSK",
2318                                   pos == start ? "" : "+");
2319                 if (os_snprintf_error(end - pos, ret))
2320                         return pos;
2321                 pos += ret;
2322         }
2323         if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
2324                 ret = os_snprintf(pos, end - pos, "%sFT/SAE",
2325                                   pos == start ? "" : "+");
2326                 if (os_snprintf_error(end - pos, ret))
2327                         return pos;
2328                 pos += ret;
2329         }
2330 #endif /* CONFIG_IEEE80211R */
2331 #ifdef CONFIG_IEEE80211W
2332         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
2333                 ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
2334                                   pos == start ? "" : "+");
2335                 if (os_snprintf_error(end - pos, ret))
2336                         return pos;
2337                 pos += ret;
2338         }
2339         if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
2340                 ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
2341                                   pos == start ? "" : "+");
2342                 if (os_snprintf_error(end - pos, ret))
2343                         return pos;
2344                 pos += ret;
2345         }
2346 #endif /* CONFIG_IEEE80211W */
2347
2348 #ifdef CONFIG_SUITEB
2349         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
2350                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
2351                                   pos == start ? "" : "+");
2352                 if (os_snprintf_error(end - pos, ret))
2353                         return pos;
2354                 pos += ret;
2355         }
2356 #endif /* CONFIG_SUITEB */
2357
2358 #ifdef CONFIG_SUITEB192
2359         if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
2360                 ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
2361                                   pos == start ? "" : "+");
2362                 if (os_snprintf_error(end - pos, ret))
2363                         return pos;
2364                 pos += ret;
2365         }
2366 #endif /* CONFIG_SUITEB192 */
2367
2368         pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
2369
2370         if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
2371                 ret = os_snprintf(pos, end - pos, "-preauth");
2372                 if (os_snprintf_error(end - pos, ret))
2373                         return pos;
2374                 pos += ret;
2375         }
2376
2377         ret = os_snprintf(pos, end - pos, "]");
2378         if (os_snprintf_error(end - pos, ret))
2379                 return pos;
2380         pos += ret;
2381
2382         return pos;
2383 }
2384
2385
2386 #ifdef CONFIG_WPS
2387 static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
2388                                             char *pos, char *end,
2389                                             struct wpabuf *wps_ie)
2390 {
2391         int ret;
2392         const char *txt;
2393
2394         if (wps_ie == NULL)
2395                 return pos;
2396         if (wps_is_selected_pbc_registrar(wps_ie))
2397                 txt = "[WPS-PBC]";
2398         else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
2399                 txt = "[WPS-AUTH]";
2400         else if (wps_is_selected_pin_registrar(wps_ie))
2401                 txt = "[WPS-PIN]";
2402         else
2403                 txt = "[WPS]";
2404
2405         ret = os_snprintf(pos, end - pos, "%s", txt);
2406         if (!os_snprintf_error(end - pos, ret))
2407                 pos += ret;
2408         wpabuf_free(wps_ie);
2409         return pos;
2410 }
2411 #endif /* CONFIG_WPS */
2412
2413
2414 static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
2415                                         char *pos, char *end,
2416                                         const struct wpa_bss *bss)
2417 {
2418 #ifdef CONFIG_WPS
2419         struct wpabuf *wps_ie;
2420         wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
2421         return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
2422 #else /* CONFIG_WPS */
2423         return pos;
2424 #endif /* CONFIG_WPS */
2425 }
2426
2427
2428 /* Format one result on one text line into a buffer. */
2429 static int wpa_supplicant_ctrl_iface_scan_result(
2430         struct wpa_supplicant *wpa_s,
2431         const struct wpa_bss *bss, char *buf, size_t buflen)
2432 {
2433         char *pos, *end;
2434         int ret;
2435         const u8 *ie, *ie2, *p2p, *mesh;
2436
2437         mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
2438         p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
2439         if (!p2p)
2440                 p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
2441         if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
2442             os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
2443             0)
2444                 return 0; /* Do not show P2P listen discovery results here */
2445
2446         pos = buf;
2447         end = buf + buflen;
2448
2449         ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
2450                           MAC2STR(bss->bssid), bss->freq, bss->level);
2451         if (os_snprintf_error(end - pos, ret))
2452                 return -1;
2453         pos += ret;
2454         ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
2455         if (ie)
2456                 pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
2457         ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2458         if (ie2) {
2459                 pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
2460                                             ie2, 2 + ie2[1]);
2461         }
2462         pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
2463         if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
2464                 ret = os_snprintf(pos, end - pos, "[WEP]");
2465                 if (os_snprintf_error(end - pos, ret))
2466                         return -1;
2467                 pos += ret;
2468         }
2469         if (mesh) {
2470                 ret = os_snprintf(pos, end - pos, "[MESH]");
2471                 if (os_snprintf_error(end - pos, ret))
2472                         return -1;
2473                 pos += ret;
2474         }
2475         if (bss_is_dmg(bss)) {
2476                 const char *s;
2477                 ret = os_snprintf(pos, end - pos, "[DMG]");
2478                 if (os_snprintf_error(end - pos, ret))
2479                         return -1;
2480                 pos += ret;
2481                 switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
2482                 case IEEE80211_CAP_DMG_IBSS:
2483                         s = "[IBSS]";
2484                         break;
2485                 case IEEE80211_CAP_DMG_AP:
2486                         s = "[ESS]";
2487                         break;
2488                 case IEEE80211_CAP_DMG_PBSS:
2489                         s = "[PBSS]";
2490                         break;
2491                 default:
2492                         s = "";
2493                         break;
2494                 }
2495                 ret = os_snprintf(pos, end - pos, "%s", s);
2496                 if (os_snprintf_error(end - pos, ret))
2497                         return -1;
2498                 pos += ret;
2499         } else {
2500                 if (bss->caps & IEEE80211_CAP_IBSS) {
2501                         ret = os_snprintf(pos, end - pos, "[IBSS]");
2502                         if (os_snprintf_error(end - pos, ret))
2503                                 return -1;
2504                         pos += ret;
2505                 }
2506                 if (bss->caps & IEEE80211_CAP_ESS) {
2507                         ret = os_snprintf(pos, end - pos, "[ESS]");
2508                         if (os_snprintf_error(end - pos, ret))
2509                                 return -1;
2510                         pos += ret;
2511                 }
2512         }
2513         if (p2p) {
2514                 ret = os_snprintf(pos, end - pos, "[P2P]");
2515                 if (os_snprintf_error(end - pos, ret))
2516                         return -1;
2517                 pos += ret;
2518         }
2519 #ifdef CONFIG_HS20
2520         if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
2521                 ret = os_snprintf(pos, end - pos, "[HS20]");
2522                 if (os_snprintf_error(end - pos, ret))
2523                         return -1;
2524                 pos += ret;
2525         }
2526 #endif /* CONFIG_HS20 */
2527
2528         ret = os_snprintf(pos, end - pos, "\t%s",
2529                           wpa_ssid_txt(bss->ssid, bss->ssid_len));
2530         if (os_snprintf_error(end - pos, ret))
2531                 return -1;
2532         pos += ret;
2533
2534         ret = os_snprintf(pos, end - pos, "\n");
2535         if (os_snprintf_error(end - pos, ret))
2536                 return -1;
2537         pos += ret;
2538
2539         return pos - buf;
2540 }
2541
2542
2543 static int wpa_supplicant_ctrl_iface_scan_results(
2544         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2545 {
2546         char *pos, *end;
2547         struct wpa_bss *bss;
2548         int ret;
2549
2550         pos = buf;
2551         end = buf + buflen;
2552         ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
2553                           "flags / ssid\n");
2554         if (os_snprintf_error(end - pos, ret))
2555                 return pos - buf;
2556         pos += ret;
2557
2558         dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
2559                 ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
2560                                                             end - pos);
2561                 if (ret < 0 || ret >= end - pos)
2562                         return pos - buf;
2563                 pos += ret;
2564         }
2565
2566         return pos - buf;
2567 }
2568
2569
2570 #ifdef CONFIG_MESH
2571
2572 static int wpa_supplicant_ctrl_iface_mesh_interface_add(
2573         struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
2574 {
2575         char *pos, ifname[IFNAMSIZ + 1];
2576
2577         ifname[0] = '\0';
2578
2579         pos = os_strstr(cmd, "ifname=");
2580         if (pos) {
2581                 pos += 7;
2582                 os_strlcpy(ifname, pos, sizeof(ifname));
2583         }
2584
2585         if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
2586                 return -1;
2587
2588         os_strlcpy(reply, ifname, max_len);
2589         return os_strlen(ifname);
2590 }
2591
2592
2593 static int wpa_supplicant_ctrl_iface_mesh_group_add(
2594         struct wpa_supplicant *wpa_s, char *cmd)
2595 {
2596         int id;
2597         struct wpa_ssid *ssid;
2598
2599         id = atoi(cmd);
2600         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
2601
2602         ssid = wpa_config_get_network(wpa_s->conf, id);
2603         if (ssid == NULL) {
2604                 wpa_printf(MSG_DEBUG,
2605                            "CTRL_IFACE: Could not find network id=%d", id);
2606                 return -1;
2607         }
2608         if (ssid->mode != WPAS_MODE_MESH) {
2609                 wpa_printf(MSG_DEBUG,
2610                            "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
2611                 return -1;
2612         }
2613         if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
2614             ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
2615                 wpa_printf(MSG_ERROR,
2616                            "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
2617                 return -1;
2618         }
2619
2620         /*
2621          * TODO: If necessary write our own group_add function,
2622          * for now we can reuse select_network
2623          */
2624         wpa_supplicant_select_network(wpa_s, ssid);
2625
2626         return 0;
2627 }
2628
2629
2630 static int wpa_supplicant_ctrl_iface_mesh_group_remove(
2631         struct wpa_supplicant *wpa_s, char *cmd)
2632 {
2633         struct wpa_supplicant *orig;
2634         struct wpa_global *global;
2635         int found = 0;
2636
2637         wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
2638
2639         global = wpa_s->global;
2640         orig = wpa_s;
2641
2642         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
2643                 if (os_strcmp(wpa_s->ifname, cmd) == 0) {
2644                         found = 1;
2645                         break;
2646                 }
2647         }
2648         if (!found) {
2649                 wpa_printf(MSG_ERROR,
2650                            "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
2651                            cmd);
2652                 return -1;
2653         }
2654         if (wpa_s->mesh_if_created && wpa_s == orig) {
2655                 wpa_printf(MSG_ERROR,
2656                            "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
2657                 return -1;
2658         }
2659
2660         wpa_s->reassociate = 0;
2661         wpa_s->disconnected = 1;
2662         wpa_supplicant_cancel_sched_scan(wpa_s);
2663         wpa_supplicant_cancel_scan(wpa_s);
2664
2665         /*
2666          * TODO: If necessary write our own group_remove function,
2667          * for now we can reuse deauthenticate
2668          */
2669         wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2670
2671         if (wpa_s->mesh_if_created)
2672                 wpa_supplicant_remove_iface(global, wpa_s, 0);
2673
2674         return 0;
2675 }
2676
2677 #endif /* CONFIG_MESH */
2678
2679
2680 static int wpa_supplicant_ctrl_iface_select_network(
2681         struct wpa_supplicant *wpa_s, char *cmd)
2682 {
2683         int id;
2684         struct wpa_ssid *ssid;
2685         char *pos;
2686
2687         /* cmd: "<network id>" or "any" */
2688         if (os_strncmp(cmd, "any", 3) == 0) {
2689                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
2690                 ssid = NULL;
2691         } else {
2692                 id = atoi(cmd);
2693                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
2694
2695                 ssid = wpa_config_get_network(wpa_s->conf, id);
2696                 if (ssid == NULL) {
2697                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2698                                    "network id=%d", id);
2699                         return -1;
2700                 }
2701                 if (ssid->disabled == 2) {
2702                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2703                                    "SELECT_NETWORK with persistent P2P group");
2704                         return -1;
2705                 }
2706         }
2707
2708         pos = os_strstr(cmd, " freq=");
2709         if (pos) {
2710                 int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
2711                 if (freqs) {
2712                         wpa_s->scan_req = MANUAL_SCAN_REQ;
2713                         os_free(wpa_s->manual_scan_freqs);
2714                         wpa_s->manual_scan_freqs = freqs;
2715                 }
2716         }
2717
2718         wpa_supplicant_select_network(wpa_s, ssid);
2719
2720         return 0;
2721 }
2722
2723
2724 static int wpa_supplicant_ctrl_iface_enable_network(
2725         struct wpa_supplicant *wpa_s, char *cmd)
2726 {
2727         int id;
2728         struct wpa_ssid *ssid;
2729
2730         /* cmd: "<network id>" or "all" */
2731         if (os_strcmp(cmd, "all") == 0) {
2732                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
2733                 ssid = NULL;
2734         } else {
2735                 id = atoi(cmd);
2736                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
2737
2738                 ssid = wpa_config_get_network(wpa_s->conf, id);
2739                 if (ssid == NULL) {
2740                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2741                                    "network id=%d", id);
2742                         return -1;
2743                 }
2744                 if (ssid->disabled == 2) {
2745                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2746                                    "ENABLE_NETWORK with persistent P2P group");
2747                         return -1;
2748                 }
2749
2750                 if (os_strstr(cmd, " no-connect")) {
2751                         ssid->disabled = 0;
2752                         return 0;
2753                 }
2754         }
2755         wpa_supplicant_enable_network(wpa_s, ssid);
2756
2757         return 0;
2758 }
2759
2760
2761 static int wpa_supplicant_ctrl_iface_disable_network(
2762         struct wpa_supplicant *wpa_s, char *cmd)
2763 {
2764         int id;
2765         struct wpa_ssid *ssid;
2766
2767         /* cmd: "<network id>" or "all" */
2768         if (os_strcmp(cmd, "all") == 0) {
2769                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
2770                 ssid = NULL;
2771         } else {
2772                 id = atoi(cmd);
2773                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
2774
2775                 ssid = wpa_config_get_network(wpa_s->conf, id);
2776                 if (ssid == NULL) {
2777                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
2778                                    "network id=%d", id);
2779                         return -1;
2780                 }
2781                 if (ssid->disabled == 2) {
2782                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
2783                                    "DISABLE_NETWORK with persistent P2P "
2784                                    "group");
2785                         return -1;
2786                 }
2787         }
2788         wpa_supplicant_disable_network(wpa_s, ssid);
2789
2790         return 0;
2791 }
2792
2793
2794 static int wpa_supplicant_ctrl_iface_add_network(
2795         struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
2796 {
2797         struct wpa_ssid *ssid;
2798         int ret;
2799
2800         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
2801
2802         ssid = wpa_config_add_network(wpa_s->conf);
2803         if (ssid == NULL)
2804                 return -1;
2805
2806         wpas_notify_network_added(wpa_s, ssid);
2807
2808         ssid->disabled = 1;
2809         wpa_config_set_network_defaults(ssid);
2810
2811         ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
2812         if (os_snprintf_error(buflen, ret))
2813                 return -1;
2814         return ret;
2815 }
2816
2817
2818 static int wpa_supplicant_ctrl_iface_remove_network(
2819         struct wpa_supplicant *wpa_s, char *cmd)
2820 {
2821         int id;
2822         struct wpa_ssid *ssid;
2823         int was_disabled;
2824
2825         /* cmd: "<network id>" or "all" */
2826         if (os_strcmp(cmd, "all") == 0) {
2827                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
2828                 if (wpa_s->sched_scanning)
2829                         wpa_supplicant_cancel_sched_scan(wpa_s);
2830
2831                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2832                 if (wpa_s->current_ssid) {
2833 #ifdef CONFIG_SME
2834                         wpa_s->sme.prev_bssid_set = 0;
2835 #endif /* CONFIG_SME */
2836                         wpa_sm_set_config(wpa_s->wpa, NULL);
2837                         eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2838                         wpa_supplicant_deauthenticate(
2839                                 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2840                 }
2841                 ssid = wpa_s->conf->ssid;
2842                 while (ssid) {
2843                         struct wpa_ssid *remove_ssid = ssid;
2844                         id = ssid->id;
2845                         ssid = ssid->next;
2846                         if (wpa_s->last_ssid == remove_ssid)
2847                                 wpa_s->last_ssid = NULL;
2848                         wpas_notify_network_removed(wpa_s, remove_ssid);
2849                         wpa_config_remove_network(wpa_s->conf, id);
2850                 }
2851                 return 0;
2852         }
2853
2854         id = atoi(cmd);
2855         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
2856
2857         ssid = wpa_config_get_network(wpa_s->conf, id);
2858         if (ssid)
2859                 wpas_notify_network_removed(wpa_s, ssid);
2860         if (ssid == NULL) {
2861                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2862                            "id=%d", id);
2863                 return -1;
2864         }
2865
2866         if (wpa_s->last_ssid == ssid)
2867                 wpa_s->last_ssid = NULL;
2868
2869         if (ssid == wpa_s->current_ssid || wpa_s->current_ssid == NULL) {
2870 #ifdef CONFIG_SME
2871                 wpa_s->sme.prev_bssid_set = 0;
2872 #endif /* CONFIG_SME */
2873                 /*
2874                  * Invalidate the EAP session cache if the current or
2875                  * previously used network is removed.
2876                  */
2877                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2878         }
2879
2880         if (ssid == wpa_s->current_ssid) {
2881                 wpa_sm_set_config(wpa_s->wpa, NULL);
2882                 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
2883
2884                 wpa_supplicant_deauthenticate(wpa_s,
2885                                               WLAN_REASON_DEAUTH_LEAVING);
2886         }
2887
2888         was_disabled = ssid->disabled;
2889
2890         if (wpa_config_remove_network(wpa_s->conf, id) < 0) {
2891                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
2892                            "network id=%d", id);
2893                 return -1;
2894         }
2895
2896         if (!was_disabled && wpa_s->sched_scanning) {
2897                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to remove "
2898                            "network from filters");
2899                 wpa_supplicant_cancel_sched_scan(wpa_s);
2900                 wpa_supplicant_req_scan(wpa_s, 0, 0);
2901         }
2902
2903         return 0;
2904 }
2905
2906
2907 static int wpa_supplicant_ctrl_iface_update_network(
2908         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
2909         char *name, char *value)
2910 {
2911         if (wpa_config_set(ssid, name, value, 0) < 0) {
2912                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
2913                            "variable '%s'", name);
2914                 return -1;
2915         }
2916
2917         if (os_strcmp(name, "bssid") != 0 &&
2918             os_strcmp(name, "priority") != 0)
2919                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
2920
2921         if (wpa_s->current_ssid == ssid || wpa_s->current_ssid == NULL) {
2922                 /*
2923                  * Invalidate the EAP session cache if anything in the current
2924                  * or previously used configuration changes.
2925                  */
2926                 eapol_sm_invalidate_cached_session(wpa_s->eapol);
2927         }
2928
2929         if ((os_strcmp(name, "psk") == 0 &&
2930              value[0] == '"' && ssid->ssid_len) ||
2931             (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
2932                 wpa_config_update_psk(ssid);
2933         else if (os_strcmp(name, "priority") == 0)
2934                 wpa_config_update_prio_list(wpa_s->conf);
2935
2936         return 0;
2937 }
2938
2939
2940 static int wpa_supplicant_ctrl_iface_set_network(
2941         struct wpa_supplicant *wpa_s, char *cmd)
2942 {
2943         int id, ret, prev_bssid_set, prev_disabled;
2944         struct wpa_ssid *ssid;
2945         char *name, *value;
2946         u8 prev_bssid[ETH_ALEN];
2947
2948         /* cmd: "<network id> <variable name> <value>" */
2949         name = os_strchr(cmd, ' ');
2950         if (name == NULL)
2951                 return -1;
2952         *name++ = '\0';
2953
2954         value = os_strchr(name, ' ');
2955         if (value == NULL)
2956                 return -1;
2957         *value++ = '\0';
2958
2959         id = atoi(cmd);
2960         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
2961                    id, name);
2962         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
2963                               (u8 *) value, os_strlen(value));
2964
2965         ssid = wpa_config_get_network(wpa_s->conf, id);
2966         if (ssid == NULL) {
2967                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
2968                            "id=%d", id);
2969                 return -1;
2970         }
2971
2972         prev_bssid_set = ssid->bssid_set;
2973         prev_disabled = ssid->disabled;
2974         os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
2975         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
2976                                                        value);
2977         if (ret == 0 &&
2978             (ssid->bssid_set != prev_bssid_set ||
2979              os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
2980                 wpas_notify_network_bssid_set_changed(wpa_s, ssid);
2981
2982         if (prev_disabled != ssid->disabled &&
2983             (prev_disabled == 2 || ssid->disabled == 2))
2984                 wpas_notify_network_type_changed(wpa_s, ssid);
2985
2986         return ret;
2987 }
2988
2989
2990 static int wpa_supplicant_ctrl_iface_get_network(
2991         struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
2992 {
2993         int id;
2994         size_t res;
2995         struct wpa_ssid *ssid;
2996         char *name, *value;
2997
2998         /* cmd: "<network id> <variable name>" */
2999         name = os_strchr(cmd, ' ');
3000         if (name == NULL || buflen == 0)
3001                 return -1;
3002         *name++ = '\0';
3003
3004         id = atoi(cmd);
3005         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
3006                    id, name);
3007
3008         ssid = wpa_config_get_network(wpa_s->conf, id);
3009         if (ssid == NULL) {
3010                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
3011                            "id=%d", id);
3012                 return -1;
3013         }
3014
3015         value = wpa_config_get_no_key(ssid, name);
3016         if (value == NULL) {
3017                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3018                            "variable '%s'", name);
3019                 return -1;
3020         }
3021
3022         res = os_strlcpy(buf, value, buflen);
3023         if (res >= buflen) {
3024                 os_free(value);
3025                 return -1;
3026         }
3027
3028         os_free(value);
3029
3030         return res;
3031 }
3032
3033
3034 static int wpa_supplicant_ctrl_iface_dup_network(
3035         struct wpa_supplicant *wpa_s, char *cmd)
3036 {
3037         struct wpa_ssid *ssid_s, *ssid_d;
3038         char *name, *id, *value;
3039         int id_s, id_d, ret;
3040
3041         /* cmd: "<src network id> <dst network id> <variable name>" */
3042         id = os_strchr(cmd, ' ');
3043         if (id == NULL)
3044                 return -1;
3045         *id++ = '\0';
3046
3047         name = os_strchr(id, ' ');
3048         if (name == NULL)
3049                 return -1;
3050         *name++ = '\0';
3051
3052         id_s = atoi(cmd);
3053         id_d = atoi(id);
3054         wpa_printf(MSG_DEBUG, "CTRL_IFACE: DUP_NETWORK id=%d -> %d name='%s'",
3055                    id_s, id_d, name);
3056
3057         ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
3058         if (ssid_s == NULL) {
3059                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3060                            "network id=%d", id_s);
3061                 return -1;
3062         }
3063
3064         ssid_d = wpa_config_get_network(wpa_s->conf, id_d);
3065         if (ssid_d == NULL) {
3066                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
3067                            "network id=%d", id_d);
3068                 return -1;
3069         }
3070
3071         value = wpa_config_get(ssid_s, name);
3072         if (value == NULL) {
3073                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
3074                            "variable '%s'", name);
3075                 return -1;
3076         }
3077
3078         ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid_d, name,
3079                                                        value);
3080
3081         os_free(value);
3082
3083         return ret;
3084 }
3085
3086
3087 static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
3088                                                 char *buf, size_t buflen)
3089 {
3090         char *pos, *end;
3091         struct wpa_cred *cred;
3092         int ret;
3093
3094         pos = buf;
3095         end = buf + buflen;
3096         ret = os_snprintf(pos, end - pos,
3097                           "cred id / realm / username / domain / imsi\n");
3098         if (os_snprintf_error(end - pos, ret))
3099                 return pos - buf;
3100         pos += ret;
3101
3102         cred = wpa_s->conf->cred;
3103         while (cred) {
3104                 ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
3105                                   cred->id, cred->realm ? cred->realm : "",
3106                                   cred->username ? cred->username : "",
3107                                   cred->domain ? cred->domain[0] : "",
3108                                   cred->imsi ? cred->imsi : "");
3109                 if (os_snprintf_error(end - pos, ret))
3110                         return pos - buf;
3111                 pos += ret;
3112
3113                 cred = cred->next;
3114         }
3115
3116         return pos - buf;
3117 }
3118
3119
3120 static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
3121                                               char *buf, size_t buflen)
3122 {
3123         struct wpa_cred *cred;
3124         int ret;
3125
3126         wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
3127
3128         cred = wpa_config_add_cred(wpa_s->conf);
3129         if (cred == NULL)
3130                 return -1;
3131
3132         wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
3133
3134         ret = os_snprintf(buf, buflen, "%d\n", cred->id);
3135         if (os_snprintf_error(buflen, ret))
3136                 return -1;
3137         return ret;
3138 }
3139
3140
3141 static int wpas_ctrl_remove_cred(struct wpa_supplicant *wpa_s,
3142                                  struct wpa_cred *cred)
3143 {
3144         struct wpa_ssid *ssid;
3145         char str[20];
3146         int id;
3147
3148         if (cred == NULL) {
3149                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3150                 return -1;
3151         }
3152
3153         id = cred->id;
3154         if (wpa_config_remove_cred(wpa_s->conf, id) < 0) {
3155                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred");
3156                 return -1;
3157         }
3158
3159         wpa_msg(wpa_s, MSG_INFO, CRED_REMOVED "%d", id);
3160
3161         /* Remove any network entry created based on the removed credential */
3162         ssid = wpa_s->conf->ssid;
3163         while (ssid) {
3164                 if (ssid->parent_cred == cred) {
3165                         int res;
3166
3167                         wpa_printf(MSG_DEBUG, "Remove network id %d since it "
3168                                    "used the removed credential", ssid->id);
3169                         res = os_snprintf(str, sizeof(str), "%d", ssid->id);
3170                         if (os_snprintf_error(sizeof(str), res))
3171                                 str[sizeof(str) - 1] = '\0';
3172                         ssid = ssid->next;
3173                         wpa_supplicant_ctrl_iface_remove_network(wpa_s, str);
3174                 } else
3175                         ssid = ssid->next;
3176         }
3177
3178         return 0;
3179 }
3180
3181
3182 static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
3183                                                  char *cmd)
3184 {
3185         int id;
3186         struct wpa_cred *cred, *prev;
3187
3188         /* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
3189          * "provisioning_sp=<FQDN> */
3190         if (os_strcmp(cmd, "all") == 0) {
3191                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
3192                 cred = wpa_s->conf->cred;
3193                 while (cred) {
3194                         prev = cred;
3195                         cred = cred->next;
3196                         wpas_ctrl_remove_cred(wpa_s, prev);
3197                 }
3198                 return 0;
3199         }
3200
3201         if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
3202                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
3203                            cmd + 8);
3204                 cred = wpa_s->conf->cred;
3205                 while (cred) {
3206                         prev = cred;
3207                         cred = cred->next;
3208                         if (prev->domain) {
3209                                 size_t i;
3210                                 for (i = 0; i < prev->num_domain; i++) {
3211                                         if (os_strcmp(prev->domain[i], cmd + 8)
3212                                             != 0)
3213                                                 continue;
3214                                         wpas_ctrl_remove_cred(wpa_s, prev);
3215                                         break;
3216                                 }
3217                         }
3218                 }
3219                 return 0;
3220         }
3221
3222         if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
3223                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
3224                            cmd + 16);
3225                 cred = wpa_s->conf->cred;
3226                 while (cred) {
3227                         prev = cred;
3228                         cred = cred->next;
3229                         if (prev->provisioning_sp &&
3230                             os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
3231                                 wpas_ctrl_remove_cred(wpa_s, prev);
3232                 }
3233                 return 0;
3234         }
3235
3236         id = atoi(cmd);
3237         wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
3238
3239         cred = wpa_config_get_cred(wpa_s->conf, id);
3240         return wpas_ctrl_remove_cred(wpa_s, cred);
3241 }
3242
3243
3244 static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
3245                                               char *cmd)
3246 {
3247         int id;
3248         struct wpa_cred *cred;
3249         char *name, *value;
3250
3251         /* cmd: "<cred id> <variable name> <value>" */
3252         name = os_strchr(cmd, ' ');
3253         if (name == NULL)
3254                 return -1;
3255         *name++ = '\0';
3256
3257         value = os_strchr(name, ' ');
3258         if (value == NULL)
3259                 return -1;
3260         *value++ = '\0';
3261
3262         id = atoi(cmd);
3263         wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
3264                    id, name);
3265         wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
3266                               (u8 *) value, os_strlen(value));
3267
3268         cred = wpa_config_get_cred(wpa_s->conf, id);
3269         if (cred == NULL) {
3270                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3271                            id);
3272                 return -1;
3273         }
3274
3275         if (wpa_config_set_cred(cred, name, value, 0) < 0) {
3276                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
3277                            "variable '%s'", name);
3278                 return -1;
3279         }
3280
3281         wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
3282
3283         return 0;
3284 }
3285
3286
3287 static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
3288                                               char *cmd, char *buf,
3289                                               size_t buflen)
3290 {
3291         int id;
3292         size_t res;
3293         struct wpa_cred *cred;
3294         char *name, *value;
3295
3296         /* cmd: "<cred id> <variable name>" */
3297         name = os_strchr(cmd, ' ');
3298         if (name == NULL)
3299                 return -1;
3300         *name++ = '\0';
3301
3302         id = atoi(cmd);
3303         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
3304                    id, name);
3305
3306         cred = wpa_config_get_cred(wpa_s->conf, id);
3307         if (cred == NULL) {
3308                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
3309                            id);
3310                 return -1;
3311         }
3312
3313         value = wpa_config_get_cred_no_key(cred, name);
3314         if (value == NULL) {
3315                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
3316                            name);
3317                 return -1;
3318         }
3319
3320         res = os_strlcpy(buf, value, buflen);
3321         if (res >= buflen) {
3322                 os_free(value);
3323                 return -1;
3324         }
3325
3326         os_free(value);
3327
3328         return res;
3329 }
3330
3331
3332 #ifndef CONFIG_NO_CONFIG_WRITE
3333 static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
3334 {
3335         int ret;
3336
3337         if (!wpa_s->conf->update_config) {
3338                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
3339                            "to update configuration (update_config=0)");
3340                 return -1;
3341         }
3342
3343         ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
3344         if (ret) {
3345                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
3346                            "update configuration");
3347         } else {
3348                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
3349                            " updated");
3350         }
3351
3352         return ret;
3353 }
3354 #endif /* CONFIG_NO_CONFIG_WRITE */
3355
3356
3357 struct cipher_info {
3358         unsigned int capa;
3359         const char *name;
3360         int group_only;
3361 };
3362
3363 static const struct cipher_info ciphers[] = {
3364         { WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
3365         { WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
3366         { WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
3367         { WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
3368         { WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
3369         { WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
3370         { WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
3371         { WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
3372 };
3373
3374 static const struct cipher_info ciphers_group_mgmt[] = {
3375         { WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
3376         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
3377         { WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
3378         { WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
3379 };
3380
3381
3382 static int ctrl_iface_get_capability_pairwise(int res, char *strict,
3383                                               struct wpa_driver_capa *capa,
3384                                               char *buf, size_t buflen)
3385 {
3386         int ret;
3387         char *pos, *end;
3388         size_t len;
3389         unsigned int i;
3390
3391         pos = buf;
3392         end = pos + buflen;
3393
3394         if (res < 0) {
3395                 if (strict)
3396                         return 0;
3397                 len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
3398                 if (len >= buflen)
3399                         return -1;
3400                 return len;
3401         }
3402
3403         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3404                 if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
3405                         ret = os_snprintf(pos, end - pos, "%s%s",
3406                                           pos == buf ? "" : " ",
3407                                           ciphers[i].name);
3408                         if (os_snprintf_error(end - pos, ret))
3409                                 return pos - buf;
3410                         pos += ret;
3411                 }
3412         }
3413
3414         return pos - buf;
3415 }
3416
3417
3418 static int ctrl_iface_get_capability_group(int res, char *strict,
3419                                            struct wpa_driver_capa *capa,
3420                                            char *buf, size_t buflen)
3421 {
3422         int ret;
3423         char *pos, *end;
3424         size_t len;
3425         unsigned int i;
3426
3427         pos = buf;
3428         end = pos + buflen;
3429
3430         if (res < 0) {
3431                 if (strict)
3432                         return 0;
3433                 len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
3434                 if (len >= buflen)
3435                         return -1;
3436                 return len;
3437         }
3438
3439         for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
3440                 if (capa->enc & ciphers[i].capa) {
3441                         ret = os_snprintf(pos, end - pos, "%s%s",
3442                                           pos == buf ? "" : " ",
3443                                           ciphers[i].name);
3444                         if (os_snprintf_error(end - pos, ret))
3445                                 return pos - buf;
3446                         pos += ret;
3447                 }
3448         }
3449
3450         return pos - buf;
3451 }
3452
3453
3454 static int ctrl_iface_get_capability_group_mgmt(int res, char *strict,
3455                                                 struct wpa_driver_capa *capa,
3456                                                 char *buf, size_t buflen)
3457 {
3458         int ret;
3459         char *pos, *end;
3460         unsigned int i;
3461
3462         pos = buf;
3463         end = pos + buflen;
3464
3465         if (res < 0)
3466                 return 0;
3467
3468         for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
3469                 if (capa->enc & ciphers_group_mgmt[i].capa) {
3470                         ret = os_snprintf(pos, end - pos, "%s%s",
3471                                           pos == buf ? "" : " ",
3472                                           ciphers_group_mgmt[i].name);
3473                         if (os_snprintf_error(end - pos, ret))
3474                                 return pos - buf;
3475                         pos += ret;
3476                 }
3477         }
3478
3479         return pos - buf;
3480 }
3481
3482
3483 static int ctrl_iface_get_capability_key_mgmt(int res, char *strict,
3484                                               struct wpa_driver_capa *capa,
3485                                               char *buf, size_t buflen)
3486 {
3487         int ret;
3488         char *pos, *end;
3489         size_t len;
3490
3491         pos = buf;
3492         end = pos + buflen;
3493
3494         if (res < 0) {
3495                 if (strict)
3496                         return 0;
3497                 len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
3498                                  "NONE", buflen);
3499                 if (len >= buflen)
3500                         return -1;
3501                 return len;
3502         }
3503
3504         ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
3505         if (os_snprintf_error(end - pos, ret))
3506                 return pos - buf;
3507         pos += ret;
3508
3509         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3510                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
3511                 ret = os_snprintf(pos, end - pos, " WPA-EAP");
3512                 if (os_snprintf_error(end - pos, ret))
3513                         return pos - buf;
3514                 pos += ret;
3515         }
3516
3517         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
3518                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3519                 ret = os_snprintf(pos, end - pos, " WPA-PSK");
3520                 if (os_snprintf_error(end - pos, ret))
3521                         return pos - buf;
3522                 pos += ret;
3523         }
3524
3525         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
3526                 ret = os_snprintf(pos, end - pos, " WPA-NONE");
3527                 if (os_snprintf_error(end - pos, ret))
3528                         return pos - buf;
3529                 pos += ret;
3530         }
3531
3532 #ifdef CONFIG_SUITEB
3533         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
3534                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
3535                 if (os_snprintf_error(end - pos, ret))
3536                         return pos - buf;
3537                 pos += ret;
3538         }
3539 #endif /* CONFIG_SUITEB */
3540 #ifdef CONFIG_SUITEB192
3541         if (capa->key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
3542                 ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
3543                 if (os_snprintf_error(end - pos, ret))
3544                         return pos - buf;
3545                 pos += ret;
3546         }
3547 #endif /* CONFIG_SUITEB192 */
3548
3549         return pos - buf;
3550 }
3551
3552
3553 static int ctrl_iface_get_capability_proto(int res, char *strict,
3554                                            struct wpa_driver_capa *capa,
3555                                            char *buf, size_t buflen)
3556 {
3557         int ret;
3558         char *pos, *end;
3559         size_t len;
3560
3561         pos = buf;
3562         end = pos + buflen;
3563
3564         if (res < 0) {
3565                 if (strict)
3566                         return 0;
3567                 len = os_strlcpy(buf, "RSN WPA", buflen);
3568                 if (len >= buflen)
3569                         return -1;
3570                 return len;
3571         }
3572
3573         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
3574                               WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
3575                 ret = os_snprintf(pos, end - pos, "%sRSN",
3576                                   pos == buf ? "" : " ");
3577                 if (os_snprintf_error(end - pos, ret))
3578                         return pos - buf;
3579                 pos += ret;
3580         }
3581
3582         if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
3583                               WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
3584                 ret = os_snprintf(pos, end - pos, "%sWPA",
3585                                   pos == buf ? "" : " ");
3586                 if (os_snprintf_error(end - pos, ret))
3587                         return pos - buf;
3588                 pos += ret;
3589         }
3590
3591         return pos - buf;
3592 }
3593
3594
3595 static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
3596                                               int res, char *strict,
3597                                               struct wpa_driver_capa *capa,
3598                                               char *buf, size_t buflen)
3599 {
3600         int ret;
3601         char *pos, *end;
3602         size_t len;
3603
3604         pos = buf;
3605         end = pos + buflen;
3606
3607         if (res < 0) {
3608                 if (strict)
3609                         return 0;
3610                 len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
3611                 if (len >= buflen)
3612                         return -1;
3613                 return len;
3614         }
3615
3616         if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
3617                 ret = os_snprintf(pos, end - pos, "%sOPEN",
3618                                   pos == buf ? "" : " ");
3619                 if (os_snprintf_error(end - pos, ret))
3620                         return pos - buf;
3621                 pos += ret;
3622         }
3623
3624         if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
3625                 ret = os_snprintf(pos, end - pos, "%sSHARED",
3626                                   pos == buf ? "" : " ");
3627                 if (os_snprintf_error(end - pos, ret))
3628                         return pos - buf;
3629                 pos += ret;
3630         }
3631
3632         if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
3633                 ret = os_snprintf(pos, end - pos, "%sLEAP",
3634                                   pos == buf ? "" : " ");
3635                 if (os_snprintf_error(end - pos, ret))
3636                         return pos - buf;
3637                 pos += ret;
3638         }
3639
3640 #ifdef CONFIG_SAE
3641         if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
3642                 ret = os_snprintf(pos, end - pos, "%sSAE",
3643                                   pos == buf ? "" : " ");
3644                 if (os_snprintf_error(end - pos, ret))
3645                         return pos - buf;
3646                 pos += ret;
3647         }
3648 #endif /* CONFIG_SAE */
3649
3650         return pos - buf;
3651 }
3652
3653
3654 static int ctrl_iface_get_capability_modes(int res, char *strict,
3655                                            struct wpa_driver_capa *capa,
3656                                            char *buf, size_t buflen)
3657 {
3658         int ret;
3659         char *pos, *end;
3660         size_t len;
3661
3662         pos = buf;
3663         end = pos + buflen;
3664
3665         if (res < 0) {
3666                 if (strict)
3667                         return 0;
3668                 len = os_strlcpy(buf, "IBSS AP", buflen);
3669                 if (len >= buflen)
3670                         return -1;
3671                 return len;
3672         }
3673
3674         if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
3675                 ret = os_snprintf(pos, end - pos, "%sIBSS",
3676                                   pos == buf ? "" : " ");
3677                 if (os_snprintf_error(end - pos, ret))
3678                         return pos - buf;
3679                 pos += ret;
3680         }
3681
3682         if (capa->flags & WPA_DRIVER_FLAGS_AP) {
3683                 ret = os_snprintf(pos, end - pos, "%sAP",
3684                                   pos == buf ? "" : " ");
3685                 if (os_snprintf_error(end - pos, ret))
3686                         return pos - buf;
3687                 pos += ret;
3688         }
3689
3690 #ifdef CONFIG_MESH
3691         if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
3692                 ret = os_snprintf(pos, end - pos, "%sMESH",
3693                                   pos == buf ? "" : " ");
3694                 if (os_snprintf_error(end - pos, ret))
3695                         return pos - buf;
3696                 pos += ret;
3697         }
3698 #endif /* CONFIG_MESH */
3699
3700         return pos - buf;
3701 }
3702
3703
3704 static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
3705                                               char *buf, size_t buflen)
3706 {
3707         struct hostapd_channel_data *chnl;
3708         int ret, i, j;
3709         char *pos, *end, *hmode;
3710
3711         pos = buf;
3712         end = pos + buflen;
3713
3714         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3715                 switch (wpa_s->hw.modes[j].mode) {
3716                 case HOSTAPD_MODE_IEEE80211B:
3717                         hmode = "B";
3718                         break;
3719                 case HOSTAPD_MODE_IEEE80211G:
3720                         hmode = "G";
3721                         break;
3722                 case HOSTAPD_MODE_IEEE80211A:
3723                         hmode = "A";
3724                         break;
3725                 case HOSTAPD_MODE_IEEE80211AD:
3726                         hmode = "AD";
3727                         break;
3728                 default:
3729                         continue;
3730                 }
3731                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
3732                 if (os_snprintf_error(end - pos, ret))
3733                         return pos - buf;
3734                 pos += ret;
3735                 chnl = wpa_s->hw.modes[j].channels;
3736                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3737                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3738                                 continue;
3739                         ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
3740                         if (os_snprintf_error(end - pos, ret))
3741                                 return pos - buf;
3742                         pos += ret;
3743                 }
3744                 ret = os_snprintf(pos, end - pos, "\n");
3745                 if (os_snprintf_error(end - pos, ret))
3746                         return pos - buf;
3747                 pos += ret;
3748         }
3749
3750         return pos - buf;
3751 }
3752
3753
3754 static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
3755                                           char *buf, size_t buflen)
3756 {
3757         struct hostapd_channel_data *chnl;
3758         int ret, i, j;
3759         char *pos, *end, *hmode;
3760
3761         pos = buf;
3762         end = pos + buflen;
3763
3764         for (j = 0; j < wpa_s->hw.num_modes; j++) {
3765                 switch (wpa_s->hw.modes[j].mode) {
3766                 case HOSTAPD_MODE_IEEE80211B:
3767                         hmode = "B";
3768                         break;
3769                 case HOSTAPD_MODE_IEEE80211G:
3770                         hmode = "G";
3771                         break;
3772                 case HOSTAPD_MODE_IEEE80211A:
3773                         hmode = "A";
3774                         break;
3775                 case HOSTAPD_MODE_IEEE80211AD:
3776                         hmode = "AD";
3777                         break;
3778                 default:
3779                         continue;
3780                 }
3781                 ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
3782                                   hmode);
3783                 if (os_snprintf_error(end - pos, ret))
3784                         return pos - buf;
3785                 pos += ret;
3786                 chnl = wpa_s->hw.modes[j].channels;
3787                 for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
3788                         if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
3789                                 continue;
3790                         ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
3791                                           chnl[i].chan, chnl[i].freq,
3792                                           chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
3793                                           " (NO_IR)" : "",
3794                                           chnl[i].flag & HOSTAPD_CHAN_RADAR ?
3795                                           " (DFS)" : "");
3796
3797                         if (os_snprintf_error(end - pos, ret))
3798                                 return pos - buf;
3799                         pos += ret;
3800                 }
3801                 ret = os_snprintf(pos, end - pos, "\n");
3802                 if (os_snprintf_error(end - pos, ret))
3803                         return pos - buf;
3804                 pos += ret;
3805         }
3806
3807         return pos - buf;
3808 }
3809
3810
3811 static int wpa_supplicant_ctrl_iface_get_capability(
3812         struct wpa_supplicant *wpa_s, const char *_field, char *buf,
3813         size_t buflen)
3814 {
3815         struct wpa_driver_capa capa;
3816         int res;
3817         char *strict;
3818         char field[30];
3819         size_t len;
3820
3821         /* Determine whether or not strict checking was requested */
3822         len = os_strlcpy(field, _field, sizeof(field));
3823         if (len >= sizeof(field))
3824                 return -1;
3825         strict = os_strchr(field, ' ');
3826         if (strict != NULL) {
3827                 *strict++ = '\0';
3828                 if (os_strcmp(strict, "strict") != 0)
3829                         return -1;
3830         }
3831
3832         wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s' %s",
3833                 field, strict ? strict : "");
3834
3835         if (os_strcmp(field, "eap") == 0) {
3836                 return eap_get_names(buf, buflen);
3837         }
3838
3839         res = wpa_drv_get_capa(wpa_s, &capa);
3840
3841         if (os_strcmp(field, "pairwise") == 0)
3842                 return ctrl_iface_get_capability_pairwise(res, strict, &capa,
3843                                                           buf, buflen);
3844
3845         if (os_strcmp(field, "group") == 0)
3846                 return ctrl_iface_get_capability_group(res, strict, &capa,
3847                                                        buf, buflen);
3848
3849         if (os_strcmp(field, "group_mgmt") == 0)
3850                 return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
3851                                                             buf, buflen);
3852
3853         if (os_strcmp(field, "key_mgmt") == 0)
3854                 return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
3855                                                           buf, buflen);
3856
3857         if (os_strcmp(field, "proto") == 0)
3858                 return ctrl_iface_get_capability_proto(res, strict, &capa,
3859                                                        buf, buflen);
3860
3861         if (os_strcmp(field, "auth_alg") == 0)
3862                 return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
3863                                                           &capa, buf, buflen);
3864
3865         if (os_strcmp(field, "modes") == 0)
3866                 return ctrl_iface_get_capability_modes(res, strict, &capa,
3867                                                        buf, buflen);
3868
3869         if (os_strcmp(field, "channels") == 0)
3870                 return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
3871
3872         if (os_strcmp(field, "freq") == 0)
3873                 return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
3874
3875 #ifdef CONFIG_TDLS
3876         if (os_strcmp(field, "tdls") == 0)
3877                 return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
3878 #endif /* CONFIG_TDLS */
3879
3880 #ifdef CONFIG_ERP
3881         if (os_strcmp(field, "erp") == 0) {
3882                 res = os_snprintf(buf, buflen, "ERP");
3883                 if (os_snprintf_error(buflen, res))
3884                         return -1;
3885                 return res;
3886         }
3887 #endif /* CONFIG_EPR */
3888
3889         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
3890                    field);
3891
3892         return -1;
3893 }
3894
3895
3896 #ifdef CONFIG_INTERWORKING
3897 static char * anqp_add_hex(char *pos, char *end, const char *title,
3898                            struct wpabuf *data)
3899 {
3900         char *start = pos;
3901         size_t i;
3902         int ret;
3903         const u8 *d;
3904
3905         if (data == NULL)
3906                 return start;
3907
3908         ret = os_snprintf(pos, end - pos, "%s=", title);
3909         if (os_snprintf_error(end - pos, ret))
3910                 return start;
3911         pos += ret;
3912
3913         d = wpabuf_head_u8(data);
3914         for (i = 0; i < wpabuf_len(data); i++) {
3915                 ret = os_snprintf(pos, end - pos, "%02x", *d++);
3916                 if (os_snprintf_error(end - pos, ret))
3917                         return start;
3918                 pos += ret;
3919         }
3920
3921         ret = os_snprintf(pos, end - pos, "\n");
3922         if (os_snprintf_error(end - pos, ret))
3923                 return start;
3924         pos += ret;
3925
3926         return pos;
3927 }
3928 #endif /* CONFIG_INTERWORKING */
3929
3930
3931 static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
3932                           unsigned long mask, char *buf, size_t buflen)
3933 {
3934         size_t i;
3935         int ret;
3936         char *pos, *end;
3937         const u8 *ie, *ie2;
3938
3939         pos = buf;
3940         end = buf + buflen;
3941
3942         if (mask & WPA_BSS_MASK_ID) {
3943                 ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
3944                 if (os_snprintf_error(end - pos, ret))
3945                         return 0;
3946                 pos += ret;
3947         }
3948
3949         if (mask & WPA_BSS_MASK_BSSID) {
3950                 ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
3951                                   MAC2STR(bss->bssid));
3952                 if (os_snprintf_error(end - pos, ret))
3953                         return 0;
3954                 pos += ret;
3955         }
3956
3957         if (mask & WPA_BSS_MASK_FREQ) {
3958                 ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
3959                 if (os_snprintf_error(end - pos, ret))
3960                         return 0;
3961                 pos += ret;
3962         }
3963
3964         if (mask & WPA_BSS_MASK_BEACON_INT) {
3965                 ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
3966                                   bss->beacon_int);
3967                 if (os_snprintf_error(end - pos, ret))
3968                         return 0;
3969                 pos += ret;
3970         }
3971
3972         if (mask & WPA_BSS_MASK_CAPABILITIES) {
3973                 ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
3974                                   bss->caps);
3975                 if (os_snprintf_error(end - pos, ret))
3976                         return 0;
3977                 pos += ret;
3978         }
3979
3980         if (mask & WPA_BSS_MASK_QUAL) {
3981                 ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
3982                 if (os_snprintf_error(end - pos, ret))
3983                         return 0;
3984                 pos += ret;
3985         }
3986
3987         if (mask & WPA_BSS_MASK_NOISE) {
3988                 ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
3989                 if (os_snprintf_error(end - pos, ret))
3990                         return 0;
3991                 pos += ret;
3992         }
3993
3994         if (mask & WPA_BSS_MASK_LEVEL) {
3995                 ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
3996                 if (os_snprintf_error(end - pos, ret))
3997                         return 0;
3998                 pos += ret;
3999         }
4000
4001         if (mask & WPA_BSS_MASK_TSF) {
4002                 ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
4003                                   (unsigned long long) bss->tsf);
4004                 if (os_snprintf_error(end - pos, ret))
4005                         return 0;
4006                 pos += ret;
4007         }
4008
4009         if (mask & WPA_BSS_MASK_AGE) {
4010                 struct os_reltime now;
4011
4012                 os_get_reltime(&now);
4013                 ret = os_snprintf(pos, end - pos, "age=%d\n",
4014                                   (int) (now.sec - bss->last_update.sec));
4015                 if (os_snprintf_error(end - pos, ret))
4016                         return 0;
4017                 pos += ret;
4018         }
4019
4020         if (mask & WPA_BSS_MASK_IE) {
4021                 ret = os_snprintf(pos, end - pos, "ie=");
4022                 if (os_snprintf_error(end - pos, ret))
4023                         return 0;
4024                 pos += ret;
4025
4026                 ie = (const u8 *) (bss + 1);
4027                 for (i = 0; i < bss->ie_len; i++) {
4028                         ret = os_snprintf(pos, end - pos, "%02x", *ie++);
4029                         if (os_snprintf_error(end - pos, ret))
4030                                 return 0;
4031                         pos += ret;
4032                 }
4033
4034                 ret = os_snprintf(pos, end - pos, "\n");
4035                 if (os_snprintf_error(end - pos, ret))
4036                         return 0;
4037                 pos += ret;
4038         }
4039
4040         if (mask & WPA_BSS_MASK_FLAGS) {
4041                 ret = os_snprintf(pos, end - pos, "flags=");
4042                 if (os_snprintf_error(end - pos, ret))
4043                         return 0;
4044                 pos += ret;
4045
4046                 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
4047                 if (ie)
4048                         pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
4049                                                     2 + ie[1]);
4050                 ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
4051                 if (ie2)
4052                         pos = wpa_supplicant_ie_txt(pos, end, "WPA2", ie2,
4053                                                     2 + ie2[1]);
4054                 pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
4055                 if (!ie && !ie2 && bss->caps & IEEE80211_CAP_PRIVACY) {
4056                         ret = os_snprintf(pos, end - pos, "[WEP]");
4057                         if (os_snprintf_error(end - pos, ret))
4058                                 return 0;
4059                         pos += ret;
4060                 }
4061                 if (bss_is_dmg(bss)) {
4062                         const char *s;
4063                         ret = os_snprintf(pos, end - pos, "[DMG]");
4064                         if (os_snprintf_error(end - pos, ret))
4065                                 return 0;
4066                         pos += ret;
4067                         switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
4068                         case IEEE80211_CAP_DMG_IBSS:
4069                                 s = "[IBSS]";
4070                                 break;
4071                         case IEEE80211_CAP_DMG_AP:
4072                                 s = "[ESS]";
4073                                 break;
4074                         case IEEE80211_CAP_DMG_PBSS:
4075                                 s = "[PBSS]";
4076                                 break;
4077                         default:
4078                                 s = "";
4079                                 break;
4080                         }
4081                         ret = os_snprintf(pos, end - pos, "%s", s);
4082                         if (os_snprintf_error(end - pos, ret))
4083                                 return 0;
4084                         pos += ret;
4085                 } else {
4086                         if (bss->caps & IEEE80211_CAP_IBSS) {
4087                                 ret = os_snprintf(pos, end - pos, "[IBSS]");
4088                                 if (os_snprintf_error(end - pos, ret))
4089                                         return 0;
4090                                 pos += ret;
4091                         }
4092                         if (bss->caps & IEEE80211_CAP_ESS) {
4093                                 ret = os_snprintf(pos, end - pos, "[ESS]");
4094                                 if (os_snprintf_error(end - pos, ret))
4095                                         return 0;
4096                                 pos += ret;
4097                         }
4098                 }
4099                 if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
4100                     wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
4101                         ret = os_snprintf(pos, end - pos, "[P2P]");
4102                         if (os_snprintf_error(end - pos, ret))
4103                                 return 0;
4104                         pos += ret;
4105                 }
4106 #ifdef CONFIG_HS20
4107                 if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
4108                         ret = os_snprintf(pos, end - pos, "[HS20]");
4109                         if (os_snprintf_error(end - pos, ret))
4110                                 return 0;
4111                         pos += ret;
4112                 }
4113 #endif /* CONFIG_HS20 */
4114
4115                 ret = os_snprintf(pos, end - pos, "\n");
4116                 if (os_snprintf_error(end - pos, ret))
4117                         return 0;
4118                 pos += ret;
4119         }
4120
4121         if (mask & WPA_BSS_MASK_SSID) {
4122                 ret = os_snprintf(pos, end - pos, "ssid=%s\n",
4123                                   wpa_ssid_txt(bss->ssid, bss->ssid_len));
4124                 if (os_snprintf_error(end - pos, ret))
4125                         return 0;
4126                 pos += ret;
4127         }
4128
4129 #ifdef CONFIG_WPS
4130         if (mask & WPA_BSS_MASK_WPS_SCAN) {
4131                 ie = (const u8 *) (bss + 1);
4132                 ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
4133                 if (ret < 0 || ret >= end - pos)
4134                         return 0;
4135                 pos += ret;
4136         }
4137 #endif /* CONFIG_WPS */
4138
4139 #ifdef CONFIG_P2P
4140         if (mask & WPA_BSS_MASK_P2P_SCAN) {
4141                 ie = (const u8 *) (bss + 1);
4142                 ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
4143                 if (ret < 0 || ret >= end - pos)
4144                         return 0;
4145                 pos += ret;
4146         }
4147 #endif /* CONFIG_P2P */
4148
4149 #ifdef CONFIG_WIFI_DISPLAY
4150         if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
4151                 struct wpabuf *wfd;
4152                 ie = (const u8 *) (bss + 1);
4153                 wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
4154                                                   WFD_IE_VENDOR_TYPE);
4155                 if (wfd) {
4156                         ret = os_snprintf(pos, end - pos, "wfd_subelems=");
4157                         if (os_snprintf_error(end - pos, ret)) {
4158                                 wpabuf_free(wfd);
4159                                 return 0;
4160                         }
4161                         pos += ret;
4162
4163                         pos += wpa_snprintf_hex(pos, end - pos,
4164                                                 wpabuf_head(wfd),
4165                                                 wpabuf_len(wfd));
4166                         wpabuf_free(wfd);
4167
4168                         ret = os_snprintf(pos, end - pos, "\n");
4169                         if (os_snprintf_error(end - pos, ret))
4170                                 return 0;
4171                         pos += ret;
4172                 }
4173         }
4174 #endif /* CONFIG_WIFI_DISPLAY */
4175
4176 #ifdef CONFIG_INTERWORKING
4177         if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
4178                 struct wpa_bss_anqp *anqp = bss->anqp;
4179                 pos = anqp_add_hex(pos, end, "anqp_capability_list",
4180                                    anqp->capability_list);
4181                 pos = anqp_add_hex(pos, end, "anqp_venue_name",
4182                                    anqp->venue_name);
4183                 pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
4184                                    anqp->network_auth_type);
4185                 pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
4186                                    anqp->roaming_consortium);
4187                 pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
4188                                    anqp->ip_addr_type_availability);
4189                 pos = anqp_add_hex(pos, end, "anqp_nai_realm",
4190                                    anqp->nai_realm);
4191                 pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
4192                 pos = anqp_add_hex(pos, end, "anqp_domain_name",
4193                                    anqp->domain_name);
4194 #ifdef CONFIG_HS20
4195                 pos = anqp_add_hex(pos, end, "hs20_capability_list",
4196                                    anqp->hs20_capability_list);
4197                 pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
4198                                    anqp->hs20_operator_friendly_name);
4199                 pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
4200                                    anqp->hs20_wan_metrics);
4201                 pos = anqp_add_hex(pos, end, "hs20_connection_capability",
4202                                    anqp->hs20_connection_capability);
4203                 pos = anqp_add_hex(pos, end, "hs20_operating_class",
4204                                    anqp->hs20_operating_class);
4205                 pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
4206                                    anqp->hs20_osu_providers_list);
4207 #endif /* CONFIG_HS20 */
4208         }
4209 #endif /* CONFIG_INTERWORKING */
4210
4211 #ifdef CONFIG_MESH
4212         if (mask & WPA_BSS_MASK_MESH_SCAN) {
4213                 ie = (const u8 *) (bss + 1);
4214                 ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
4215                 if (ret < 0 || ret >= end - pos)
4216                         return 0;
4217                 pos += ret;
4218         }
4219 #endif /* CONFIG_MESH */
4220
4221         if (mask & WPA_BSS_MASK_DELIM) {
4222                 ret = os_snprintf(pos, end - pos, "====\n");
4223                 if (os_snprintf_error(end - pos, ret))
4224                         return 0;
4225                 pos += ret;
4226         }
4227
4228         return pos - buf;
4229 }
4230
4231
4232 static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
4233                                          const char *cmd, char *buf,
4234                                          size_t buflen)
4235 {
4236         u8 bssid[ETH_ALEN];
4237         size_t i;
4238         struct wpa_bss *bss;
4239         struct wpa_bss *bsslast = NULL;
4240         struct dl_list *next;
4241         int ret = 0;
4242         int len;
4243         char *ctmp, *end = buf + buflen;
4244         unsigned long mask = WPA_BSS_MASK_ALL;
4245
4246         if (os_strncmp(cmd, "RANGE=", 6) == 0) {
4247                 if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
4248                         bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
4249                                             list_id);
4250                         bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
4251                                                list_id);
4252                 } else { /* N1-N2 */
4253                         unsigned int id1, id2;
4254
4255                         if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
4256                                 wpa_printf(MSG_INFO, "Wrong BSS range "
4257                                            "format");
4258                                 return 0;
4259                         }
4260
4261                         if (*(cmd + 6) == '-')
4262                                 id1 = 0;
4263                         else
4264                                 id1 = atoi(cmd + 6);
4265                         ctmp++;
4266                         if (*ctmp >= '0' && *ctmp <= '9')
4267                                 id2 = atoi(ctmp);
4268                         else
4269                                 id2 = (unsigned int) -1;
4270                         bss = wpa_bss_get_id_range(wpa_s, id1, id2);
4271                         if (id2 == (unsigned int) -1)
4272                                 bsslast = dl_list_last(&wpa_s->bss_id,
4273                                                        struct wpa_bss,
4274                                                        list_id);
4275                         else {
4276                                 bsslast = wpa_bss_get_id(wpa_s, id2);
4277                                 if (bsslast == NULL && bss && id2 > id1) {
4278                                         struct wpa_bss *tmp = bss;
4279                                         for (;;) {
4280                                                 next = tmp->list_id.next;
4281                                                 if (next == &wpa_s->bss_id)
4282                                                         break;
4283                                                 tmp = dl_list_entry(
4284                                                         next, struct wpa_bss,
4285                                                         list_id);
4286                                                 if (tmp->id > id2)
4287                                                         break;
4288                                                 bsslast = tmp;
4289                                         }
4290                                 }
4291                         }
4292                 }
4293         } else if (os_strncmp(cmd, "FIRST", 5) == 0)
4294                 bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
4295         else if (os_strncmp(cmd, "LAST", 4) == 0)
4296                 bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
4297         else if (os_strncmp(cmd, "ID-", 3) == 0) {
4298                 i = atoi(cmd + 3);
4299                 bss = wpa_bss_get_id(wpa_s, i);
4300         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
4301                 i = atoi(cmd + 5);
4302                 bss = wpa_bss_get_id(wpa_s, i);
4303                 if (bss) {
4304                         next = bss->list_id.next;
4305                         if (next == &wpa_s->bss_id)
4306                                 bss = NULL;
4307                         else
4308                                 bss = dl_list_entry(next, struct wpa_bss,
4309                                                     list_id);
4310                 }
4311 #ifdef CONFIG_P2P
4312         } else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
4313                 if (hwaddr_aton(cmd + 13, bssid) == 0)
4314                         bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
4315                 else
4316                         bss = NULL;
4317 #endif /* CONFIG_P2P */
4318         } else if (hwaddr_aton(cmd, bssid) == 0)
4319                 bss = wpa_bss_get_bssid(wpa_s, bssid);
4320         else {
4321                 struct wpa_bss *tmp;
4322                 i = atoi(cmd);
4323                 bss = NULL;
4324                 dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
4325                 {
4326                         if (i-- == 0) {
4327                                 bss = tmp;
4328                                 break;
4329                         }
4330                 }
4331         }
4332
4333         if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
4334                 mask = strtoul(ctmp + 5, NULL, 0x10);
4335                 if (mask == 0)
4336                         mask = WPA_BSS_MASK_ALL;
4337         }
4338
4339         if (bss == NULL)
4340                 return 0;
4341
4342         if (bsslast == NULL)
4343                 bsslast = bss;
4344         do {
4345                 len = print_bss_info(wpa_s, bss, mask, buf, buflen);
4346                 ret += len;
4347                 buf += len;
4348                 buflen -= len;
4349                 if (bss == bsslast) {
4350                         if ((mask & WPA_BSS_MASK_DELIM) && len &&
4351                             (bss == dl_list_last(&wpa_s->bss_id,
4352                                                  struct wpa_bss, list_id))) {
4353                                 int res;
4354
4355                                 res = os_snprintf(buf - 5, end - buf + 5,
4356                                                   "####\n");
4357                                 if (os_snprintf_error(end - buf + 5, res)) {
4358                                         wpa_printf(MSG_DEBUG,
4359                                                    "Could not add end delim");
4360                                 }
4361                         }
4362                         break;
4363                 }
4364                 next = bss->list_id.next;
4365                 if (next == &wpa_s->bss_id)
4366                         break;
4367                 bss = dl_list_entry(next, struct wpa_bss, list_id);
4368         } while (bss && len);
4369
4370         return ret;
4371 }
4372
4373
4374 static int wpa_supplicant_ctrl_iface_ap_scan(
4375         struct wpa_supplicant *wpa_s, char *cmd)
4376 {
4377         int ap_scan = atoi(cmd);
4378         return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
4379 }
4380
4381
4382 static int wpa_supplicant_ctrl_iface_scan_interval(
4383         struct wpa_supplicant *wpa_s, char *cmd)
4384 {
4385         int scan_int = atoi(cmd);
4386         return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
4387 }
4388
4389
4390 static int wpa_supplicant_ctrl_iface_bss_expire_age(
4391         struct wpa_supplicant *wpa_s, char *cmd)
4392 {
4393         int expire_age = atoi(cmd);
4394         return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
4395 }
4396
4397
4398 static int wpa_supplicant_ctrl_iface_bss_expire_count(
4399         struct wpa_supplicant *wpa_s, char *cmd)
4400 {
4401         int expire_count = atoi(cmd);
4402         return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
4403 }
4404
4405
4406 static void wpa_supplicant_ctrl_iface_bss_flush(
4407         struct wpa_supplicant *wpa_s, char *cmd)
4408 {
4409         int flush_age = atoi(cmd);
4410
4411         if (flush_age == 0)
4412                 wpa_bss_flush(wpa_s);
4413         else
4414                 wpa_bss_flush_by_age(wpa_s, flush_age);
4415 }
4416
4417
4418 #ifdef CONFIG_TESTING_OPTIONS
4419 static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
4420 {
4421         wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
4422         /* MLME-DELETEKEYS.request */
4423         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL, 0);
4424         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL, 0);
4425         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL, 0);
4426         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL, 0);
4427 #ifdef CONFIG_IEEE80211W
4428         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL, 0);
4429         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL, 0);
4430 #endif /* CONFIG_IEEE80211W */
4431
4432         wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
4433                         0);
4434         /* MLME-SETPROTECTION.request(None) */
4435         wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
4436                                    MLME_SETPROTECTION_PROTECT_TYPE_NONE,
4437                                    MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
4438         wpa_sm_drop_sa(wpa_s->wpa);
4439 }
4440 #endif /* CONFIG_TESTING_OPTIONS */
4441
4442
4443 static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
4444                                           char *addr)
4445 {
4446 #ifdef CONFIG_NO_SCAN_PROCESSING
4447         return -1;
4448 #else /* CONFIG_NO_SCAN_PROCESSING */
4449         u8 bssid[ETH_ALEN];
4450         struct wpa_bss *bss;
4451         struct wpa_ssid *ssid = wpa_s->current_ssid;
4452
4453         if (hwaddr_aton(addr, bssid)) {
4454                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
4455                            "address '%s'", addr);
4456                 return -1;
4457         }
4458
4459         wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
4460
4461         if (!ssid) {
4462                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
4463                            "configuration known for the target AP");
4464                 return -1;
4465         }
4466
4467         bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
4468         if (!bss) {
4469                 wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
4470                            "from BSS table");
4471                 return -1;
4472         }
4473
4474         /*
4475          * TODO: Find best network configuration block from configuration to
4476          * allow roaming to other networks
4477          */
4478
4479         wpa_s->reassociate = 1;
4480         wpa_supplicant_connect(wpa_s, bss, ssid);
4481
4482         return 0;
4483 #endif /* CONFIG_NO_SCAN_PROCESSING */
4484 }
4485
4486
4487 #ifdef CONFIG_P2P
4488 static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
4489 {
4490         unsigned int timeout = atoi(cmd);
4491         enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
4492         u8 dev_id[ETH_ALEN], *_dev_id = NULL;
4493         u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
4494         char *pos;
4495         unsigned int search_delay;
4496         const char *seek[P2P_MAX_QUERY_HASH + 1];
4497         u8 seek_count = 0;
4498
4499         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4500                 wpa_dbg(wpa_s, MSG_INFO,
4501                         "Reject P2P_FIND since interface is disabled");
4502                 return -1;
4503         }
4504         if (os_strstr(cmd, "type=social"))
4505                 type = P2P_FIND_ONLY_SOCIAL;
4506         else if (os_strstr(cmd, "type=progressive"))
4507                 type = P2P_FIND_PROGRESSIVE;
4508
4509         pos = os_strstr(cmd, "dev_id=");
4510         if (pos) {
4511                 pos += 7;
4512                 if (hwaddr_aton(pos, dev_id))
4513                         return -1;
4514                 _dev_id = dev_id;
4515         }
4516
4517         pos = os_strstr(cmd, "dev_type=");
4518         if (pos) {
4519                 pos += 9;
4520                 if (wps_dev_type_str2bin(pos, dev_type) < 0)
4521                         return -1;
4522                 _dev_type = dev_type;
4523         }
4524
4525         pos = os_strstr(cmd, "delay=");
4526         if (pos) {
4527                 pos += 6;
4528                 search_delay = atoi(pos);
4529         } else
4530                 search_delay = wpas_p2p_search_delay(wpa_s);
4531
4532         /* Must be searched for last, because it adds nul termination */
4533         pos = os_strstr(cmd, " seek=");
4534         while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
4535                 char *term;
4536
4537                 term = os_strchr(pos + 1, ' ');
4538                 seek[seek_count++] = pos + 6;
4539                 pos = os_strstr(pos + 6, " seek=");
4540
4541                 if (term)
4542                         *term = '\0';
4543         }
4544
4545         if (!seek_count)
4546                 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL,
4547                                      _dev_type, _dev_id,
4548                                      search_delay, 0, NULL);
4549
4550         if (seek_count > P2P_MAX_QUERY_HASH) {
4551                 seek[0] = NULL;
4552                 return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL,
4553                                      _dev_type, _dev_id,
4554                                      search_delay, 1, seek);
4555         }
4556
4557         return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
4558                              _dev_id, search_delay, seek_count, seek);
4559 }
4560
4561
4562 static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
4563 {
4564         struct p2ps_provision *p2ps_prov;
4565         char *pos;
4566         size_t info_len = 0;
4567         char *info = NULL;
4568         u8 role = P2PS_SETUP_NONE;
4569         long long unsigned val;
4570
4571         pos = os_strstr(cmd, "info=");
4572         if (pos) {
4573                 pos += 5;
4574                 info_len = os_strlen(pos);
4575
4576                 if (info_len) {
4577                         info = os_malloc(info_len + 1);
4578                         if (info) {
4579                                 info_len = utf8_unescape(pos, info_len,
4580                                                          info, info_len + 1);
4581                         } else
4582                                 info_len = 0;
4583                 }
4584         }
4585
4586         p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
4587         if (p2ps_prov == NULL) {
4588                 os_free(info);
4589                 return NULL;
4590         }
4591
4592         if (info) {
4593                 os_memcpy(p2ps_prov->info, info, info_len);
4594                 p2ps_prov->info[info_len] = '\0';
4595                 os_free(info);
4596         }
4597
4598         pos = os_strstr(cmd, "status=");
4599         if (pos)
4600                 p2ps_prov->status = atoi(pos + 7);
4601         else
4602                 p2ps_prov->status = -1;
4603
4604         pos = os_strstr(cmd, "adv_id=");
4605         if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
4606                 goto invalid_args;
4607         p2ps_prov->adv_id = val;
4608
4609         pos = os_strstr(cmd, "method=");
4610         if (pos)
4611                 p2ps_prov->method = strtol(pos + 7, NULL, 16);
4612         else
4613                 p2ps_prov->method = 0;
4614
4615         pos = os_strstr(cmd, "session=");
4616         if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
4617                 goto invalid_args;
4618         p2ps_prov->session_id = val;
4619
4620         pos = os_strstr(cmd, "adv_mac=");
4621         if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
4622                 goto invalid_args;
4623
4624         pos = os_strstr(cmd, "session_mac=");
4625         if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
4626                 goto invalid_args;
4627
4628         /* force conncap with tstCap (no sanity checks) */
4629         pos = os_strstr(cmd, "tstCap=");
4630         if (pos) {
4631                 role = strtol(pos + 7, NULL, 16);
4632         } else {
4633                 pos = os_strstr(cmd, "role=");
4634                 if (pos) {
4635                         role = strtol(pos + 5, NULL, 16);
4636                         if (role != P2PS_SETUP_CLIENT &&
4637                             role != P2PS_SETUP_GROUP_OWNER)
4638                                 role = P2PS_SETUP_NONE;
4639                 }
4640         }
4641         p2ps_prov->role = role;
4642
4643         return p2ps_prov;
4644
4645 invalid_args:
4646         os_free(p2ps_prov);
4647         return NULL;
4648 }
4649
4650
4651 static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
4652 {
4653         u8 addr[ETH_ALEN];
4654         struct p2ps_provision *p2ps_prov;
4655         char *pos;
4656
4657         /* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
4658
4659         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4660
4661         if (hwaddr_aton(cmd, addr))
4662                 return -1;
4663
4664         pos = cmd + 17;
4665         if (*pos != ' ')
4666                 return -1;
4667
4668         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4669         if (!p2ps_prov)
4670                 return -1;
4671
4672         if (p2ps_prov->status < 0) {
4673                 os_free(p2ps_prov);
4674                 return -1;
4675         }
4676
4677         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4678                                   p2ps_prov);
4679 }
4680
4681
4682 static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
4683 {
4684         u8 addr[ETH_ALEN];
4685         struct p2ps_provision *p2ps_prov;
4686         char *pos;
4687
4688         /* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
4689          *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
4690          */
4691
4692         wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
4693         if (hwaddr_aton(cmd, addr))
4694                 return -1;
4695
4696         pos = cmd + 17;
4697         if (*pos != ' ')
4698                 return -1;
4699
4700         p2ps_prov = p2p_parse_asp_provision_cmd(pos);
4701         if (!p2ps_prov)
4702                 return -1;
4703
4704         return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
4705                                   p2ps_prov);
4706 }
4707
4708
4709 static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
4710                             char *buf, size_t buflen)
4711 {
4712         u8 addr[ETH_ALEN];
4713         char *pos, *pos2;
4714         char *pin = NULL;
4715         enum p2p_wps_method wps_method;
4716         int new_pin;
4717         int ret;
4718         int persistent_group, persistent_id = -1;
4719         int join;
4720         int auth;
4721         int automatic;
4722         int go_intent = -1;
4723         int freq = 0;
4724         int pd;
4725         int ht40, vht;
4726
4727         /* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
4728          * [persistent|persistent=<network id>]
4729          * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
4730          * [ht40] [vht] [auto] */
4731
4732         if (hwaddr_aton(cmd, addr))
4733                 return -1;
4734
4735         pos = cmd + 17;
4736         if (*pos != ' ')
4737                 return -1;
4738         pos++;
4739
4740         persistent_group = os_strstr(pos, " persistent") != NULL;
4741         pos2 = os_strstr(pos, " persistent=");
4742         if (pos2) {
4743                 struct wpa_ssid *ssid;
4744                 persistent_id = atoi(pos2 + 12);
4745                 ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
4746                 if (ssid == NULL || ssid->disabled != 2 ||
4747                     ssid->mode != WPAS_MODE_P2P_GO) {
4748                         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
4749                                    "SSID id=%d for persistent P2P group (GO)",
4750                                    persistent_id);
4751                         return -1;
4752                 }
4753         }
4754         join = os_strstr(pos, " join") != NULL;
4755         auth = os_strstr(pos, " auth") != NULL;
4756         automatic = os_strstr(pos, " auto") != NULL;
4757         pd = os_strstr(pos, " provdisc") != NULL;
4758         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
4759         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
4760                 vht;
4761
4762         pos2 = os_strstr(pos, " go_intent=");
4763         if (pos2) {
4764                 pos2 += 11;
4765                 go_intent = atoi(pos2);
4766                 if (go_intent < 0 || go_intent > 15)
4767                         return -1;
4768         }
4769
4770         pos2 = os_strstr(pos, " freq=");
4771         if (pos2) {
4772                 pos2 += 6;
4773                 freq = atoi(pos2);
4774                 if (freq <= 0)
4775                         return -1;
4776         }
4777
4778         if (os_strncmp(pos, "pin", 3) == 0) {
4779                 /* Request random PIN (to be displayed) and enable the PIN */
4780                 wps_method = WPS_PIN_DISPLAY;
4781         } else if (os_strncmp(pos, "pbc", 3) == 0) {
4782                 wps_method = WPS_PBC;
4783         } else {
4784                 pin = pos;
4785                 pos = os_strchr(pin, ' ');
4786                 wps_method = WPS_PIN_KEYPAD;
4787                 if (pos) {
4788                         *pos++ = '\0';
4789                         if (os_strncmp(pos, "display", 7) == 0)
4790                                 wps_method = WPS_PIN_DISPLAY;
4791                         else if (os_strncmp(pos, "p2ps", 4) == 0)
4792                                 wps_method = WPS_P2PS;
4793                 }
4794                 if (!wps_pin_str_valid(pin)) {
4795                         os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
4796                         return 17;
4797                 }
4798         }
4799
4800         new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
4801                                    persistent_group, automatic, join,
4802                                    auth, go_intent, freq, persistent_id, pd,
4803                                    ht40, vht);
4804         if (new_pin == -2) {
4805                 os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
4806                 return 25;
4807         }
4808         if (new_pin == -3) {
4809                 os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
4810                 return 25;
4811         }
4812         if (new_pin < 0)
4813                 return -1;
4814         if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
4815                 ret = os_snprintf(buf, buflen, "%08d", new_pin);
4816                 if (os_snprintf_error(buflen, ret))
4817                         return -1;
4818                 return ret;
4819         }
4820
4821         os_memcpy(buf, "OK\n", 3);
4822         return 3;
4823 }
4824
4825
4826 static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
4827 {
4828         unsigned int timeout = atoi(cmd);
4829         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
4830                 wpa_dbg(wpa_s, MSG_INFO,
4831                         "Reject P2P_LISTEN since interface is disabled");
4832                 return -1;
4833         }
4834         return wpas_p2p_listen(wpa_s, timeout);
4835 }
4836
4837
4838 static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
4839 {
4840         u8 addr[ETH_ALEN];
4841         char *pos;
4842         enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
4843
4844         /* <addr> <config method> [join|auto] */
4845
4846         if (hwaddr_aton(cmd, addr))
4847                 return -1;
4848
4849         pos = cmd + 17;
4850         if (*pos != ' ')
4851                 return -1;
4852         pos++;
4853
4854         if (os_strstr(pos, " join") != NULL)
4855                 use = WPAS_P2P_PD_FOR_JOIN;
4856         else if (os_strstr(pos, " auto") != NULL)
4857                 use = WPAS_P2P_PD_AUTO;
4858
4859         return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
4860 }
4861
4862
4863 static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
4864                               size_t buflen)
4865 {
4866         struct wpa_ssid *ssid = wpa_s->current_ssid;
4867
4868         if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
4869             ssid->passphrase == NULL)
4870                 return -1;
4871
4872         os_strlcpy(buf, ssid->passphrase, buflen);
4873         return os_strlen(buf);
4874 }
4875
4876
4877 static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
4878                                   char *buf, size_t buflen)
4879 {
4880         u64 ref;
4881         int res;
4882         u8 dst_buf[ETH_ALEN], *dst;
4883         struct wpabuf *tlvs;
4884         char *pos;
4885         size_t len;
4886
4887         if (hwaddr_aton(cmd, dst_buf))
4888                 return -1;
4889         dst = dst_buf;
4890         if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
4891             dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
4892                 dst = NULL;
4893         pos = cmd + 17;
4894         if (*pos != ' ')
4895                 return -1;
4896         pos++;
4897
4898         if (os_strncmp(pos, "upnp ", 5) == 0) {
4899                 u8 version;
4900                 pos += 5;
4901                 if (hexstr2bin(pos, &version, 1) < 0)
4902                         return -1;
4903                 pos += 2;
4904                 if (*pos != ' ')
4905                         return -1;
4906                 pos++;
4907                 ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
4908 #ifdef CONFIG_WIFI_DISPLAY
4909         } else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
4910                 ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
4911 #endif /* CONFIG_WIFI_DISPLAY */
4912         } else if (os_strncmp(pos, "asp ", 4) == 0) {
4913                 char *svc_str;
4914                 char *svc_info = NULL;
4915                 u32 id;
4916
4917                 pos += 4;
4918                 if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
4919                         return -1;
4920
4921                 pos = os_strchr(pos, ' ');
4922                 if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
4923                         return -1;
4924
4925                 svc_str = pos + 1;
4926
4927                 pos = os_strchr(svc_str, ' ');
4928
4929                 if (pos)
4930                         *pos++ = '\0';
4931
4932                 /* All remaining data is the svc_info string */
4933                 if (pos && pos[0] && pos[0] != ' ') {
4934                         len = os_strlen(pos);
4935
4936                         /* Unescape in place */
4937                         len = utf8_unescape(pos, len, pos, len);
4938                         if (len > 0xff)
4939                                 return -1;
4940
4941                         svc_info = pos;
4942                 }
4943
4944                 ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
4945                                               svc_str, svc_info);
4946         } else {
4947                 len = os_strlen(pos);
4948                 if (len & 1)
4949                         return -1;
4950                 len /= 2;
4951                 tlvs = wpabuf_alloc(len);
4952                 if (tlvs == NULL)
4953                         return -1;
4954                 if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
4955                         wpabuf_free(tlvs);
4956                         return -1;
4957                 }
4958
4959                 ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
4960                 wpabuf_free(tlvs);
4961         }
4962         if (ref == 0)
4963                 return -1;
4964         res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
4965         if (os_snprintf_error(buflen, res))
4966                 return -1;
4967         return res;
4968 }
4969
4970
4971 static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
4972                                          char *cmd)
4973 {
4974         long long unsigned val;
4975         u64 req;
4976         if (sscanf(cmd, "%llx", &val) != 1)
4977                 return -1;
4978         req = val;
4979         return wpas_p2p_sd_cancel_request(wpa_s, req);
4980 }
4981
4982
4983 static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
4984 {
4985         int freq;
4986         u8 dst[ETH_ALEN];
4987         u8 dialog_token;
4988         struct wpabuf *resp_tlvs;
4989         char *pos, *pos2;
4990         size_t len;
4991
4992         pos = os_strchr(cmd, ' ');
4993         if (pos == NULL)
4994                 return -1;
4995         *pos++ = '\0';
4996         freq = atoi(cmd);
4997         if (freq == 0)
4998                 return -1;
4999
5000         if (hwaddr_aton(pos, dst))
5001                 return -1;
5002         pos += 17;
5003         if (*pos != ' ')
5004                 return -1;
5005         pos++;
5006
5007         pos2 = os_strchr(pos, ' ');
5008         if (pos2 == NULL)
5009                 return -1;
5010         *pos2++ = '\0';
5011         dialog_token = atoi(pos);
5012
5013         len = os_strlen(pos2);
5014         if (len & 1)
5015                 return -1;
5016         len /= 2;
5017         resp_tlvs = wpabuf_alloc(len);
5018         if (resp_tlvs == NULL)
5019                 return -1;
5020         if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
5021                 wpabuf_free(resp_tlvs);
5022                 return -1;
5023         }
5024
5025         wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
5026         wpabuf_free(resp_tlvs);
5027         return 0;
5028 }
5029
5030
5031 static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
5032                                        char *cmd)
5033 {
5034         if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
5035                 return -1;
5036         wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
5037         return 0;
5038 }
5039
5040
5041 static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
5042                                         char *cmd)
5043 {
5044         char *pos;
5045         size_t len;
5046         struct wpabuf *query, *resp;
5047
5048         pos = os_strchr(cmd, ' ');
5049         if (pos == NULL)
5050                 return -1;
5051         *pos++ = '\0';
5052
5053         len = os_strlen(cmd);
5054         if (len & 1)
5055                 return -1;
5056         len /= 2;
5057         query = wpabuf_alloc(len);
5058         if (query == NULL)
5059                 return -1;
5060         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5061                 wpabuf_free(query);
5062                 return -1;
5063         }
5064
5065         len = os_strlen(pos);
5066         if (len & 1) {
5067                 wpabuf_free(query);
5068                 return -1;
5069         }
5070         len /= 2;
5071         resp = wpabuf_alloc(len);
5072         if (resp == NULL) {
5073                 wpabuf_free(query);
5074                 return -1;
5075         }
5076         if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
5077                 wpabuf_free(query);
5078                 wpabuf_free(resp);
5079                 return -1;
5080         }
5081
5082         if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
5083                 wpabuf_free(query);
5084                 wpabuf_free(resp);
5085                 return -1;
5086         }
5087         return 0;
5088 }
5089
5090
5091 static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5092 {
5093         char *pos;
5094         u8 version;
5095
5096         pos = os_strchr(cmd, ' ');
5097         if (pos == NULL)
5098                 return -1;
5099         *pos++ = '\0';
5100
5101         if (hexstr2bin(cmd, &version, 1) < 0)
5102                 return -1;
5103
5104         return wpas_p2p_service_add_upnp(wpa_s, version, pos);
5105 }
5106
5107
5108 static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
5109                                     u8 replace, char *cmd)
5110 {
5111         char *pos;
5112         char *adv_str;
5113         u32 auto_accept, adv_id, svc_state, config_methods;
5114         char *svc_info = NULL;
5115
5116         pos = os_strchr(cmd, ' ');
5117         if (pos == NULL)
5118                 return -1;
5119         *pos++ = '\0';
5120
5121         /* Auto-Accept value is mandatory, and must be one of the
5122          * single values (0, 1, 2, 4) */
5123         auto_accept = atoi(cmd);
5124         switch (auto_accept) {
5125         case P2PS_SETUP_NONE: /* No auto-accept */
5126         case P2PS_SETUP_NEW:
5127         case P2PS_SETUP_CLIENT:
5128         case P2PS_SETUP_GROUP_OWNER:
5129                 break;
5130         default:
5131                 return -1;
5132         }
5133
5134         /* Advertisement ID is mandatory */
5135         cmd = pos;
5136         pos = os_strchr(cmd, ' ');
5137         if (pos == NULL)
5138                 return -1;
5139         *pos++ = '\0';
5140
5141         /* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
5142         if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
5143                 return -1;
5144
5145         /* Only allow replacements if exist, and adds if not */
5146         if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
5147                 if (!replace)
5148                         return -1;
5149         } else {
5150                 if (replace)
5151                         return -1;
5152         }
5153
5154         /* svc_state between 0 - 0xff is mandatory */
5155         if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
5156                 return -1;
5157
5158         pos = os_strchr(pos, ' ');
5159         if (pos == NULL)
5160                 return -1;
5161
5162         /* config_methods is mandatory */
5163         pos++;
5164         if (sscanf(pos, "%x", &config_methods) != 1)
5165                 return -1;
5166
5167         if (!(config_methods &
5168               (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
5169                 return -1;
5170
5171         pos = os_strchr(pos, ' ');
5172         if (pos == NULL)
5173                 return -1;
5174
5175         pos++;
5176         adv_str = pos;
5177
5178         /* Advertisement string is mandatory */
5179         if (!pos[0] || pos[0] == ' ')
5180                 return -1;
5181
5182         /* Terminate svc string */
5183         pos = os_strchr(pos, ' ');
5184         if (pos != NULL)
5185                 *pos++ = '\0';
5186
5187         /* Service and Response Information are optional */
5188         if (pos && pos[0]) {
5189                 size_t len;
5190
5191                 /* Note the bare ' included, which cannot exist legally
5192                  * in unescaped string. */
5193                 svc_info = os_strstr(pos, "svc_info='");
5194
5195                 if (svc_info) {
5196                         svc_info += 9;
5197                         len = os_strlen(svc_info);
5198                         utf8_unescape(svc_info, len, svc_info, len);
5199                 }
5200         }
5201
5202         return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
5203                                         (u8) svc_state, (u16) config_methods,
5204                                         svc_info);
5205 }
5206
5207
5208 static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
5209 {
5210         char *pos;
5211
5212         pos = os_strchr(cmd, ' ');
5213         if (pos == NULL)
5214                 return -1;
5215         *pos++ = '\0';
5216
5217         if (os_strcmp(cmd, "bonjour") == 0)
5218                 return p2p_ctrl_service_add_bonjour(wpa_s, pos);
5219         if (os_strcmp(cmd, "upnp") == 0)
5220                 return p2p_ctrl_service_add_upnp(wpa_s, pos);
5221         if (os_strcmp(cmd, "asp") == 0)
5222                 return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
5223         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5224         return -1;
5225 }
5226
5227
5228 static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
5229                                         char *cmd)
5230 {
5231         size_t len;
5232         struct wpabuf *query;
5233         int ret;
5234
5235         len = os_strlen(cmd);
5236         if (len & 1)
5237                 return -1;
5238         len /= 2;
5239         query = wpabuf_alloc(len);
5240         if (query == NULL)
5241                 return -1;
5242         if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
5243                 wpabuf_free(query);
5244                 return -1;
5245         }
5246
5247         ret = wpas_p2p_service_del_bonjour(wpa_s, query);
5248         wpabuf_free(query);
5249         return ret;
5250 }
5251
5252
5253 static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
5254 {
5255         char *pos;
5256         u8 version;
5257
5258         pos = os_strchr(cmd, ' ');
5259         if (pos == NULL)
5260                 return -1;
5261         *pos++ = '\0';
5262
5263         if (hexstr2bin(cmd, &version, 1) < 0)
5264                 return -1;
5265
5266         return wpas_p2p_service_del_upnp(wpa_s, version, pos);
5267 }
5268
5269
5270 static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
5271 {
5272         u32 adv_id;
5273
5274         if (sscanf(cmd, "%x", &adv_id) != 1)
5275                 return -1;
5276
5277         return wpas_p2p_service_del_asp(wpa_s, adv_id);
5278 }
5279
5280
5281 static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
5282 {
5283         char *pos;
5284
5285         pos = os_strchr(cmd, ' ');
5286         if (pos == NULL)
5287                 return -1;
5288         *pos++ = '\0';
5289
5290         if (os_strcmp(cmd, "bonjour") == 0)
5291                 return p2p_ctrl_service_del_bonjour(wpa_s, pos);
5292         if (os_strcmp(cmd, "upnp") == 0)
5293                 return p2p_ctrl_service_del_upnp(wpa_s, pos);
5294         if (os_strcmp(cmd, "asp") == 0)
5295                 return p2p_ctrl_service_del_asp(wpa_s, pos);
5296         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5297         return -1;
5298 }
5299
5300
5301 static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
5302 {
5303         char *pos;
5304
5305         pos = os_strchr(cmd, ' ');
5306         if (pos == NULL)
5307                 return -1;
5308         *pos++ = '\0';
5309
5310         if (os_strcmp(cmd, "asp") == 0)
5311                 return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
5312
5313         wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
5314         return -1;
5315 }
5316
5317
5318 static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
5319 {
5320         u8 addr[ETH_ALEN];
5321
5322         /* <addr> */
5323
5324         if (hwaddr_aton(cmd, addr))
5325                 return -1;
5326
5327         return wpas_p2p_reject(wpa_s, addr);
5328 }
5329
5330
5331 static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
5332 {
5333         char *pos;
5334         int id;
5335         struct wpa_ssid *ssid;
5336         u8 *_peer = NULL, peer[ETH_ALEN];
5337         int freq = 0, pref_freq = 0;
5338         int ht40, vht;
5339
5340         id = atoi(cmd);
5341         pos = os_strstr(cmd, " peer=");
5342         if (pos) {
5343                 pos += 6;
5344                 if (hwaddr_aton(pos, peer))
5345                         return -1;
5346                 _peer = peer;
5347         }
5348         ssid = wpa_config_get_network(wpa_s->conf, id);
5349         if (ssid == NULL || ssid->disabled != 2) {
5350                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5351                            "for persistent P2P group",
5352                            id);
5353                 return -1;
5354         }
5355
5356         pos = os_strstr(cmd, " freq=");
5357         if (pos) {
5358                 pos += 6;
5359                 freq = atoi(pos);
5360                 if (freq <= 0)
5361                         return -1;
5362         }
5363
5364         pos = os_strstr(cmd, " pref=");
5365         if (pos) {
5366                 pos += 6;
5367                 pref_freq = atoi(pos);
5368                 if (pref_freq <= 0)
5369                         return -1;
5370         }
5371
5372         vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
5373         ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5374                 vht;
5375
5376         return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, ht40, vht,
5377                                pref_freq);
5378 }
5379
5380
5381 static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
5382 {
5383         char *pos;
5384         u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
5385
5386         pos = os_strstr(cmd, " peer=");
5387         if (!pos)
5388                 return -1;
5389
5390         *pos = '\0';
5391         pos += 6;
5392         if (hwaddr_aton(pos, peer)) {
5393                 wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
5394                 return -1;
5395         }
5396
5397         pos = os_strstr(pos, " go_dev_addr=");
5398         if (pos) {
5399                 pos += 13;
5400                 if (hwaddr_aton(pos, go_dev_addr)) {
5401                         wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
5402                                    pos);
5403                         return -1;
5404                 }
5405                 go_dev = go_dev_addr;
5406         }
5407
5408         return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev);
5409 }
5410
5411
5412 static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
5413 {
5414         if (os_strncmp(cmd, "persistent=", 11) == 0)
5415                 return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
5416         if (os_strncmp(cmd, "group=", 6) == 0)
5417                 return p2p_ctrl_invite_group(wpa_s, cmd + 6);
5418
5419         return -1;
5420 }
5421
5422
5423 static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
5424                                          char *cmd, int freq, int ht40,
5425                                          int vht)
5426 {
5427         int id;
5428         struct wpa_ssid *ssid;
5429
5430         id = atoi(cmd);
5431         ssid = wpa_config_get_network(wpa_s->conf, id);
5432         if (ssid == NULL || ssid->disabled != 2) {
5433                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
5434                            "for persistent P2P group",
5435                            id);
5436                 return -1;
5437         }
5438
5439         return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, 0, ht40, vht,
5440                                              NULL, 0);
5441 }
5442
5443
5444 static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
5445 {
5446         int freq = 0, ht40, vht;
5447         char *pos;
5448
5449         pos = os_strstr(cmd, "freq=");
5450         if (pos)
5451                 freq = atoi(pos + 5);
5452
5453         vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
5454         ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
5455                 vht;
5456
5457         if (os_strncmp(cmd, "persistent=", 11) == 0)
5458                 return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
5459                                                      ht40, vht);
5460         if (os_strcmp(cmd, "persistent") == 0 ||
5461             os_strncmp(cmd, "persistent ", 11) == 0)
5462                 return wpas_p2p_group_add(wpa_s, 1, freq, ht40, vht);
5463         if (os_strncmp(cmd, "freq=", 5) == 0)
5464                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5465         if (ht40)
5466                 return wpas_p2p_group_add(wpa_s, 0, freq, ht40, vht);
5467
5468         wpa_printf(MSG_DEBUG, "CTRL: Invalid P2P_GROUP_ADD parameters '%s'",
5469                    cmd);
5470         return -1;
5471 }
5472
5473
5474 static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
5475                          char *buf, size_t buflen)
5476 {
5477         u8 addr[ETH_ALEN], *addr_ptr;
5478         int next, res;
5479         const struct p2p_peer_info *info;
5480         char *pos, *end;
5481         char devtype[WPS_DEV_TYPE_BUFSIZE];
5482         struct wpa_ssid *ssid;
5483         size_t i;
5484
5485         if (!wpa_s->global->p2p)
5486                 return -1;
5487
5488         if (os_strcmp(cmd, "FIRST") == 0) {
5489                 addr_ptr = NULL;
5490                 next = 0;
5491         } else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
5492                 if (hwaddr_aton(cmd + 5, addr) < 0)
5493                         return -1;
5494                 addr_ptr = addr;
5495                 next = 1;
5496         } else {
5497                 if (hwaddr_aton(cmd, addr) < 0)
5498                         return -1;
5499                 addr_ptr = addr;
5500                 next = 0;
5501         }
5502
5503         info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
5504         if (info == NULL)
5505                 return -1;
5506
5507         pos = buf;
5508         end = buf + buflen;
5509
5510         res = os_snprintf(pos, end - pos, MACSTR "\n"
5511                           "pri_dev_type=%s\n"
5512                           "device_name=%s\n"
5513                           "manufacturer=%s\n"
5514                           "model_name=%s\n"
5515                           "model_number=%s\n"
5516                           "serial_number=%s\n"
5517                           "config_methods=0x%x\n"
5518                           "dev_capab=0x%x\n"
5519                           "group_capab=0x%x\n"
5520                           "level=%d\n",
5521                           MAC2STR(info->p2p_device_addr),
5522                           wps_dev_type_bin2str(info->pri_dev_type,
5523                                                devtype, sizeof(devtype)),
5524                           info->device_name,
5525                           info->manufacturer,
5526                           info->model_name,
5527                           info->model_number,
5528                           info->serial_number,
5529                           info->config_methods,
5530                           info->dev_capab,
5531                           info->group_capab,
5532                           info->level);
5533         if (os_snprintf_error(end - pos, res))
5534                 return pos - buf;
5535         pos += res;
5536
5537         for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
5538         {
5539                 const u8 *t;
5540                 t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
5541                 res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
5542                                   wps_dev_type_bin2str(t, devtype,
5543                                                        sizeof(devtype)));
5544                 if (os_snprintf_error(end - pos, res))
5545                         return pos - buf;
5546                 pos += res;
5547         }
5548
5549         ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
5550         if (ssid) {
5551                 res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
5552                 if (os_snprintf_error(end - pos, res))
5553                         return pos - buf;
5554                 pos += res;
5555         }
5556
5557         res = p2p_get_peer_info_txt(info, pos, end - pos);
5558         if (res < 0)
5559                 return pos - buf;
5560         pos += res;
5561
5562         if (info->vendor_elems) {
5563                 res = os_snprintf(pos, end - pos, "vendor_elems=");
5564                 if (os_snprintf_error(end - pos, res))
5565                         return pos - buf;
5566                 pos += res;
5567
5568                 pos += wpa_snprintf_hex(pos, end - pos,
5569                                         wpabuf_head(info->vendor_elems),
5570                                         wpabuf_len(info->vendor_elems));
5571
5572                 res = os_snprintf(pos, end - pos, "\n");
5573                 if (os_snprintf_error(end - pos, res))
5574                         return pos - buf;
5575                 pos += res;
5576         }
5577
5578         return pos - buf;
5579 }
5580
5581
5582 static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
5583                                   const char *param)
5584 {
5585         unsigned int i;
5586
5587         if (wpa_s->global->p2p == NULL)
5588                 return -1;
5589
5590         if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
5591                 return -1;
5592
5593         for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
5594                 struct wpa_freq_range *freq;
5595                 freq = &wpa_s->global->p2p_disallow_freq.range[i];
5596                 wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
5597                            freq->min, freq->max);
5598         }
5599
5600         wpas_p2p_update_channel_list(wpa_s);
5601         return 0;
5602 }
5603
5604
5605 static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
5606 {
5607         char *param;
5608
5609         if (wpa_s->global->p2p == NULL)
5610                 return -1;
5611
5612         param = os_strchr(cmd, ' ');
5613         if (param == NULL)
5614                 return -1;
5615         *param++ = '\0';
5616
5617         if (os_strcmp(cmd, "discoverability") == 0) {
5618                 p2p_set_client_discoverability(wpa_s->global->p2p,
5619                                                atoi(param));
5620                 return 0;
5621         }
5622
5623         if (os_strcmp(cmd, "managed") == 0) {
5624                 p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
5625                 return 0;
5626         }
5627
5628         if (os_strcmp(cmd, "listen_channel") == 0) {
5629                 return p2p_set_listen_channel(wpa_s->global->p2p, 81,
5630                                               atoi(param), 1);
5631         }
5632
5633         if (os_strcmp(cmd, "ssid_postfix") == 0) {
5634                 return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
5635                                             os_strlen(param));
5636         }
5637
5638         if (os_strcmp(cmd, "noa") == 0) {
5639                 char *pos;
5640                 int count, start, duration;
5641                 /* GO NoA parameters: count,start_offset(ms),duration(ms) */
5642                 count = atoi(param);
5643                 pos = os_strchr(param, ',');
5644                 if (pos == NULL)
5645                         return -1;
5646                 pos++;
5647                 start = atoi(pos);
5648                 pos = os_strchr(pos, ',');
5649                 if (pos == NULL)
5650                         return -1;
5651                 pos++;
5652                 duration = atoi(pos);
5653                 if (count < 0 || count > 255 || start < 0 || duration < 0)
5654                         return -1;
5655                 if (count == 0 && duration > 0)
5656                         return -1;
5657                 wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
5658                            "start=%d duration=%d", count, start, duration);
5659                 return wpas_p2p_set_noa(wpa_s, count, start, duration);
5660         }
5661
5662         if (os_strcmp(cmd, "ps") == 0)
5663                 return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
5664
5665         if (os_strcmp(cmd, "oppps") == 0)
5666                 return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
5667
5668         if (os_strcmp(cmd, "ctwindow") == 0)
5669                 return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
5670
5671         if (os_strcmp(cmd, "disabled") == 0) {
5672                 wpa_s->global->p2p_disabled = atoi(param);
5673                 wpa_printf(MSG_DEBUG, "P2P functionality %s",
5674                            wpa_s->global->p2p_disabled ?
5675                            "disabled" : "enabled");
5676                 if (wpa_s->global->p2p_disabled) {
5677                         wpas_p2p_stop_find(wpa_s);
5678                         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5679                         p2p_flush(wpa_s->global->p2p);
5680                 }
5681                 return 0;
5682         }
5683
5684         if (os_strcmp(cmd, "conc_pref") == 0) {
5685                 if (os_strcmp(param, "sta") == 0)
5686                         wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
5687                 else if (os_strcmp(param, "p2p") == 0)
5688                         wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
5689                 else {
5690                         wpa_printf(MSG_INFO, "Invalid conc_pref value");
5691                         return -1;
5692                 }
5693                 wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
5694                            "%s", param);
5695                 return 0;
5696         }
5697
5698         if (os_strcmp(cmd, "force_long_sd") == 0) {
5699                 wpa_s->force_long_sd = atoi(param);
5700                 return 0;
5701         }
5702
5703         if (os_strcmp(cmd, "peer_filter") == 0) {
5704                 u8 addr[ETH_ALEN];
5705                 if (hwaddr_aton(param, addr))
5706                         return -1;
5707                 p2p_set_peer_filter(wpa_s->global->p2p, addr);
5708                 return 0;
5709         }
5710
5711         if (os_strcmp(cmd, "cross_connect") == 0)
5712                 return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
5713
5714         if (os_strcmp(cmd, "go_apsd") == 0) {
5715                 if (os_strcmp(param, "disable") == 0)
5716                         wpa_s->set_ap_uapsd = 0;
5717                 else {
5718                         wpa_s->set_ap_uapsd = 1;
5719                         wpa_s->ap_uapsd = atoi(param);
5720                 }
5721                 return 0;
5722         }
5723
5724         if (os_strcmp(cmd, "client_apsd") == 0) {
5725                 if (os_strcmp(param, "disable") == 0)
5726                         wpa_s->set_sta_uapsd = 0;
5727                 else {
5728                         int be, bk, vi, vo;
5729                         char *pos;
5730                         /* format: BE,BK,VI,VO;max SP Length */
5731                         be = atoi(param);
5732                         pos = os_strchr(param, ',');
5733                         if (pos == NULL)
5734                                 return -1;
5735                         pos++;
5736                         bk = atoi(pos);
5737                         pos = os_strchr(pos, ',');
5738                         if (pos == NULL)
5739                                 return -1;
5740                         pos++;
5741                         vi = atoi(pos);
5742                         pos = os_strchr(pos, ',');
5743                         if (pos == NULL)
5744                                 return -1;
5745                         pos++;
5746                         vo = atoi(pos);
5747                         /* ignore max SP Length for now */
5748
5749                         wpa_s->set_sta_uapsd = 1;
5750                         wpa_s->sta_uapsd = 0;
5751                         if (be)
5752                                 wpa_s->sta_uapsd |= BIT(0);
5753                         if (bk)
5754                                 wpa_s->sta_uapsd |= BIT(1);
5755                         if (vi)
5756                                 wpa_s->sta_uapsd |= BIT(2);
5757                         if (vo)
5758                                 wpa_s->sta_uapsd |= BIT(3);
5759                 }
5760                 return 0;
5761         }
5762
5763         if (os_strcmp(cmd, "disallow_freq") == 0)
5764                 return p2p_ctrl_disallow_freq(wpa_s, param);
5765
5766         if (os_strcmp(cmd, "disc_int") == 0) {
5767                 int min_disc_int, max_disc_int, max_disc_tu;
5768                 char *pos;
5769
5770                 pos = param;
5771
5772                 min_disc_int = atoi(pos);
5773                 pos = os_strchr(pos, ' ');
5774                 if (pos == NULL)
5775                         return -1;
5776                 *pos++ = '\0';
5777
5778                 max_disc_int = atoi(pos);
5779                 pos = os_strchr(pos, ' ');
5780                 if (pos == NULL)
5781                         return -1;
5782                 *pos++ = '\0';
5783
5784                 max_disc_tu = atoi(pos);
5785
5786                 return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
5787                                         max_disc_int, max_disc_tu);
5788         }
5789
5790         if (os_strcmp(cmd, "per_sta_psk") == 0) {
5791                 wpa_s->global->p2p_per_sta_psk = !!atoi(param);
5792                 return 0;
5793         }
5794
5795 #ifdef CONFIG_WPS_NFC
5796         if (os_strcmp(cmd, "nfc_tag") == 0)
5797                 return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
5798 #endif /* CONFIG_WPS_NFC */
5799
5800         if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
5801                 wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
5802                 return 0;
5803         }
5804
5805         wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
5806                    cmd);
5807
5808         return -1;
5809 }
5810
5811
5812 static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
5813 {
5814         os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
5815         wpa_s->force_long_sd = 0;
5816         wpas_p2p_stop_find(wpa_s);
5817         if (wpa_s->global->p2p)
5818                 p2p_flush(wpa_s->global->p2p);
5819 }
5820
5821
5822 static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
5823 {
5824         char *pos, *pos2;
5825         unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
5826
5827         if (cmd[0]) {
5828                 pos = os_strchr(cmd, ' ');
5829                 if (pos == NULL)
5830                         return -1;
5831                 *pos++ = '\0';
5832                 dur1 = atoi(cmd);
5833
5834                 pos2 = os_strchr(pos, ' ');
5835                 if (pos2)
5836                         *pos2++ = '\0';
5837                 int1 = atoi(pos);
5838         } else
5839                 pos2 = NULL;
5840
5841         if (pos2) {
5842                 pos = os_strchr(pos2, ' ');
5843                 if (pos == NULL)
5844                         return -1;
5845                 *pos++ = '\0';
5846                 dur2 = atoi(pos2);
5847                 int2 = atoi(pos);
5848         }
5849
5850         return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
5851 }
5852
5853
5854 static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
5855 {
5856         char *pos;
5857         unsigned int period = 0, interval = 0;
5858
5859         if (cmd[0]) {
5860                 pos = os_strchr(cmd, ' ');
5861                 if (pos == NULL)
5862                         return -1;
5863                 *pos++ = '\0';
5864                 period = atoi(cmd);
5865                 interval = atoi(pos);
5866         }
5867
5868         return wpas_p2p_ext_listen(wpa_s, period, interval);
5869 }
5870
5871
5872 static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
5873 {
5874         const char *pos;
5875         u8 peer[ETH_ALEN];
5876         int iface_addr = 0;
5877
5878         pos = cmd;
5879         if (os_strncmp(pos, "iface=", 6) == 0) {
5880                 iface_addr = 1;
5881                 pos += 6;
5882         }
5883         if (hwaddr_aton(pos, peer))
5884                 return -1;
5885
5886         wpas_p2p_remove_client(wpa_s, peer, iface_addr);
5887         return 0;
5888 }
5889
5890 #endif /* CONFIG_P2P */
5891
5892
5893 static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
5894 {
5895         struct wpa_freq_range_list ranges;
5896         int *freqs = NULL;
5897         struct hostapd_hw_modes *mode;
5898         u16 i;
5899
5900         if (wpa_s->hw.modes == NULL)
5901                 return NULL;
5902
5903         os_memset(&ranges, 0, sizeof(ranges));
5904         if (freq_range_list_parse(&ranges, val) < 0)
5905                 return NULL;
5906
5907         for (i = 0; i < wpa_s->hw.num_modes; i++) {
5908                 int j;
5909
5910                 mode = &wpa_s->hw.modes[i];
5911                 for (j = 0; j < mode->num_channels; j++) {
5912                         unsigned int freq;
5913
5914                         if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
5915                                 continue;
5916
5917                         freq = mode->channels[j].freq;
5918                         if (!freq_range_list_includes(&ranges, freq))
5919                                 continue;
5920
5921                         int_array_add_unique(&freqs, freq);
5922                 }
5923         }
5924
5925         os_free(ranges.range);
5926         return freqs;
5927 }
5928
5929
5930 #ifdef CONFIG_INTERWORKING
5931
5932 static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
5933 {
5934         int auto_sel = 0;
5935         int *freqs = NULL;
5936
5937         if (param) {
5938                 char *pos;
5939
5940                 auto_sel = os_strstr(param, "auto") != NULL;
5941
5942                 pos = os_strstr(param, "freq=");
5943                 if (pos) {
5944                         freqs = freq_range_to_channel_list(wpa_s, pos + 5);
5945                         if (freqs == NULL)
5946                                 return -1;
5947                 }
5948
5949         }
5950
5951         return interworking_select(wpa_s, auto_sel, freqs);
5952 }
5953
5954
5955 static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
5956                                      int only_add)
5957 {
5958         u8 bssid[ETH_ALEN];
5959         struct wpa_bss *bss;
5960
5961         if (hwaddr_aton(dst, bssid)) {
5962                 wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
5963                 return -1;
5964         }
5965
5966         bss = wpa_bss_get_bssid(wpa_s, bssid);
5967         if (bss == NULL) {
5968                 wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
5969                            MAC2STR(bssid));
5970                 return -1;
5971         }
5972
5973         if (bss->ssid_len == 0) {
5974                 int found = 0;
5975
5976                 wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
5977                            " does not have SSID information", MAC2STR(bssid));
5978
5979                 dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
5980                                          list) {
5981                         if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
5982                             bss->ssid_len > 0) {
5983                                 found = 1;
5984                                 break;
5985                         }
5986                 }
5987
5988                 if (!found)
5989                         return -1;
5990                 wpa_printf(MSG_DEBUG,
5991                            "Found another matching BSS entry with SSID");
5992         }
5993
5994         return interworking_connect(wpa_s, bss, only_add);
5995 }
5996
5997
5998 static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
5999 {
6000         u8 dst_addr[ETH_ALEN];
6001         int used;
6002         char *pos;
6003 #define MAX_ANQP_INFO_ID 100
6004         u16 id[MAX_ANQP_INFO_ID];
6005         size_t num_id = 0;
6006         u32 subtypes = 0;
6007
6008         used = hwaddr_aton2(dst, dst_addr);
6009         if (used < 0)
6010                 return -1;
6011         pos = dst + used;
6012         if (*pos == ' ')
6013                 pos++;
6014         while (num_id < MAX_ANQP_INFO_ID) {
6015                 if (os_strncmp(pos, "hs20:", 5) == 0) {
6016 #ifdef CONFIG_HS20
6017                         int num = atoi(pos + 5);
6018                         if (num <= 0 || num > 31)
6019                                 return -1;
6020                         subtypes |= BIT(num);
6021 #else /* CONFIG_HS20 */
6022                         return -1;
6023 #endif /* CONFIG_HS20 */
6024                 } else {
6025                         id[num_id] = atoi(pos);
6026                         if (id[num_id])
6027                                 num_id++;
6028                 }
6029                 pos = os_strchr(pos + 1, ',');
6030                 if (pos == NULL)
6031                         break;
6032                 pos++;
6033         }
6034
6035         if (num_id == 0)
6036                 return -1;
6037
6038         return anqp_send_req(wpa_s, dst_addr, id, num_id, subtypes);
6039 }
6040
6041
6042 static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
6043 {
6044         u8 dst_addr[ETH_ALEN];
6045         struct wpabuf *advproto, *query = NULL;
6046         int used, ret = -1;
6047         char *pos, *end;
6048         size_t len;
6049
6050         used = hwaddr_aton2(cmd, dst_addr);
6051         if (used < 0)
6052                 return -1;
6053
6054         pos = cmd + used;
6055         while (*pos == ' ')
6056                 pos++;
6057
6058         /* Advertisement Protocol ID */
6059         end = os_strchr(pos, ' ');
6060         if (end)
6061                 len = end - pos;
6062         else
6063                 len = os_strlen(pos);
6064         if (len & 0x01)
6065                 return -1;
6066         len /= 2;
6067         if (len == 0)
6068                 return -1;
6069         advproto = wpabuf_alloc(len);
6070         if (advproto == NULL)
6071                 return -1;
6072         if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
6073                 goto fail;
6074
6075         if (end) {
6076                 /* Optional Query Request */
6077                 pos = end + 1;
6078                 while (*pos == ' ')
6079                         pos++;
6080
6081                 len = os_strlen(pos);
6082                 if (len) {
6083                         if (len & 0x01)
6084                                 goto fail;
6085                         len /= 2;
6086                         if (len == 0)
6087                                 goto fail;
6088                         query = wpabuf_alloc(len);
6089                         if (query == NULL)
6090                                 goto fail;
6091                         if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
6092                                 goto fail;
6093                 }
6094         }
6095
6096         ret = gas_send_request(wpa_s, dst_addr, advproto, query);
6097
6098 fail:
6099         wpabuf_free(advproto);
6100         wpabuf_free(query);
6101
6102         return ret;
6103 }
6104
6105
6106 static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
6107                             size_t buflen)
6108 {
6109         u8 addr[ETH_ALEN];
6110         int dialog_token;
6111         int used;
6112         char *pos;
6113         size_t resp_len, start, requested_len;
6114         struct wpabuf *resp;
6115         int ret;
6116
6117         used = hwaddr_aton2(cmd, addr);
6118         if (used < 0)
6119                 return -1;
6120
6121         pos = cmd + used;
6122         while (*pos == ' ')
6123                 pos++;
6124         dialog_token = atoi(pos);
6125
6126         if (wpa_s->last_gas_resp &&
6127             os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
6128             dialog_token == wpa_s->last_gas_dialog_token)
6129                 resp = wpa_s->last_gas_resp;
6130         else if (wpa_s->prev_gas_resp &&
6131                  os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
6132                  dialog_token == wpa_s->prev_gas_dialog_token)
6133                 resp = wpa_s->prev_gas_resp;
6134         else
6135                 return -1;
6136
6137         resp_len = wpabuf_len(resp);
6138         start = 0;
6139         requested_len = resp_len;
6140
6141         pos = os_strchr(pos, ' ');
6142         if (pos) {
6143                 start = atoi(pos);
6144                 if (start > resp_len)
6145                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6146                 pos = os_strchr(pos, ',');
6147                 if (pos == NULL)
6148                         return -1;
6149                 pos++;
6150                 requested_len = atoi(pos);
6151                 if (start + requested_len > resp_len)
6152                         return os_snprintf(buf, buflen, "FAIL-Invalid range");
6153         }
6154
6155         if (requested_len * 2 + 1 > buflen)
6156                 return os_snprintf(buf, buflen, "FAIL-Too long response");
6157
6158         ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
6159                                requested_len);
6160
6161         if (start + requested_len == resp_len) {
6162                 /*
6163                  * Free memory by dropping the response after it has been
6164                  * fetched.
6165                  */
6166                 if (resp == wpa_s->prev_gas_resp) {
6167                         wpabuf_free(wpa_s->prev_gas_resp);
6168                         wpa_s->prev_gas_resp = NULL;
6169                 } else {
6170                         wpabuf_free(wpa_s->last_gas_resp);
6171                         wpa_s->last_gas_resp = NULL;
6172                 }
6173         }
6174
6175         return ret;
6176 }
6177 #endif /* CONFIG_INTERWORKING */
6178
6179
6180 #ifdef CONFIG_HS20
6181
6182 static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
6183 {
6184         u8 dst_addr[ETH_ALEN];
6185         int used;
6186         char *pos;
6187         u32 subtypes = 0;
6188
6189         used = hwaddr_aton2(dst, dst_addr);
6190         if (used < 0)
6191                 return -1;
6192         pos = dst + used;
6193         if (*pos == ' ')
6194                 pos++;
6195         for (;;) {
6196                 int num = atoi(pos);
6197                 if (num <= 0 || num > 31)
6198                         return -1;
6199                 subtypes |= BIT(num);
6200                 pos = os_strchr(pos + 1, ',');
6201                 if (pos == NULL)
6202                         break;
6203                 pos++;
6204         }
6205
6206         if (subtypes == 0)
6207                 return -1;
6208
6209         return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0);
6210 }
6211
6212
6213 static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6214                                     const u8 *addr, const char *realm)
6215 {
6216         u8 *buf;
6217         size_t rlen, len;
6218         int ret;
6219
6220         rlen = os_strlen(realm);
6221         len = 3 + rlen;
6222         buf = os_malloc(len);
6223         if (buf == NULL)
6224                 return -1;
6225         buf[0] = 1; /* NAI Home Realm Count */
6226         buf[1] = 0; /* Formatted in accordance with RFC 4282 */
6227         buf[2] = rlen;
6228         os_memcpy(buf + 3, realm, rlen);
6229
6230         ret = hs20_anqp_send_req(wpa_s, addr,
6231                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6232                                  buf, len);
6233
6234         os_free(buf);
6235
6236         return ret;
6237 }
6238
6239
6240 static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
6241                                         char *dst)
6242 {
6243         struct wpa_cred *cred = wpa_s->conf->cred;
6244         u8 dst_addr[ETH_ALEN];
6245         int used;
6246         u8 *buf;
6247         size_t len;
6248         int ret;
6249
6250         used = hwaddr_aton2(dst, dst_addr);
6251         if (used < 0)
6252                 return -1;
6253
6254         while (dst[used] == ' ')
6255                 used++;
6256         if (os_strncmp(dst + used, "realm=", 6) == 0)
6257                 return hs20_nai_home_realm_list(wpa_s, dst_addr,
6258                                                 dst + used + 6);
6259
6260         len = os_strlen(dst + used);
6261
6262         if (len == 0 && cred && cred->realm)
6263                 return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
6264
6265         if (len & 1)
6266                 return -1;
6267         len /= 2;
6268         buf = os_malloc(len);
6269         if (buf == NULL)
6270                 return -1;
6271         if (hexstr2bin(dst + used, buf, len) < 0) {
6272                 os_free(buf);
6273                 return -1;
6274         }
6275
6276         ret = hs20_anqp_send_req(wpa_s, dst_addr,
6277                                  BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
6278                                  buf, len);
6279         os_free(buf);
6280
6281         return ret;
6282 }
6283
6284
6285 static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd)
6286 {
6287         u8 dst_addr[ETH_ALEN];
6288         int used;
6289         char *icon;
6290
6291         used = hwaddr_aton2(cmd, dst_addr);
6292         if (used < 0)
6293                 return -1;
6294
6295         while (cmd[used] == ' ')
6296                 used++;
6297         icon = &cmd[used];
6298
6299         wpa_s->fetch_osu_icon_in_progress = 0;
6300         return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
6301                                   (u8 *) icon, os_strlen(icon));
6302 }
6303
6304 #endif /* CONFIG_HS20 */
6305
6306
6307 #ifdef CONFIG_AUTOSCAN
6308
6309 static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
6310                                               char *cmd)
6311 {
6312         enum wpa_states state = wpa_s->wpa_state;
6313         char *new_params = NULL;
6314
6315         if (os_strlen(cmd) > 0) {
6316                 new_params = os_strdup(cmd);
6317                 if (new_params == NULL)
6318                         return -1;
6319         }
6320
6321         os_free(wpa_s->conf->autoscan);
6322         wpa_s->conf->autoscan = new_params;
6323
6324         if (wpa_s->conf->autoscan == NULL)
6325                 autoscan_deinit(wpa_s);
6326         else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
6327                 autoscan_init(wpa_s, 1);
6328         else if (state == WPA_SCANNING)
6329                 wpa_supplicant_reinit_autoscan(wpa_s);
6330
6331         return 0;
6332 }
6333
6334 #endif /* CONFIG_AUTOSCAN */
6335
6336
6337 #ifdef CONFIG_WNM
6338
6339 static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
6340 {
6341         int enter;
6342         int intval = 0;
6343         char *pos;
6344         int ret;
6345         struct wpabuf *tfs_req = NULL;
6346
6347         if (os_strncmp(cmd, "enter", 5) == 0)
6348                 enter = 1;
6349         else if (os_strncmp(cmd, "exit", 4) == 0)
6350                 enter = 0;
6351         else
6352                 return -1;
6353
6354         pos = os_strstr(cmd, " interval=");
6355         if (pos)
6356                 intval = atoi(pos + 10);
6357
6358         pos = os_strstr(cmd, " tfs_req=");
6359         if (pos) {
6360                 char *end;
6361                 size_t len;
6362                 pos += 9;
6363                 end = os_strchr(pos, ' ');
6364                 if (end)
6365                         len = end - pos;
6366                 else
6367                         len = os_strlen(pos);
6368                 if (len & 1)
6369                         return -1;
6370                 len /= 2;
6371                 tfs_req = wpabuf_alloc(len);
6372                 if (tfs_req == NULL)
6373                         return -1;
6374                 if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
6375                         wpabuf_free(tfs_req);
6376                         return -1;
6377                 }
6378         }
6379
6380         ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
6381                                            WNM_SLEEP_MODE_EXIT, intval,
6382                                            tfs_req);
6383         wpabuf_free(tfs_req);
6384
6385         return ret;
6386 }
6387
6388
6389 static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
6390 {
6391         int query_reason;
6392
6393         query_reason = atoi(cmd);
6394
6395         wpa_printf(MSG_DEBUG, "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d",
6396                    query_reason);
6397
6398         return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason);
6399 }
6400
6401 #endif /* CONFIG_WNM */
6402
6403
6404 static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
6405                                       size_t buflen)
6406 {
6407         struct wpa_signal_info si;
6408         int ret;
6409         char *pos, *end;
6410
6411         ret = wpa_drv_signal_poll(wpa_s, &si);
6412         if (ret)
6413                 return -1;
6414
6415         pos = buf;
6416         end = buf + buflen;
6417
6418         ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
6419                           "NOISE=%d\nFREQUENCY=%u\n",
6420                           si.current_signal, si.current_txrate / 1000,
6421                           si.current_noise, si.frequency);
6422         if (os_snprintf_error(end - pos, ret))
6423                 return -1;
6424         pos += ret;
6425
6426         if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
6427                 ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
6428                                   channel_width_to_string(si.chanwidth));
6429                 if (os_snprintf_error(end - pos, ret))
6430                         return -1;
6431                 pos += ret;
6432         }
6433
6434         if (si.center_frq1 > 0 && si.center_frq2 > 0) {
6435                 ret = os_snprintf(pos, end - pos,
6436                                   "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
6437                                   si.center_frq1, si.center_frq2);
6438                 if (os_snprintf_error(end - pos, ret))
6439                         return -1;
6440                 pos += ret;
6441         }
6442
6443         if (si.avg_signal) {
6444                 ret = os_snprintf(pos, end - pos,
6445                                   "AVG_RSSI=%d\n", si.avg_signal);
6446                 if (os_snprintf_error(end - pos, ret))
6447                         return -1;
6448                 pos += ret;
6449         }
6450
6451         return pos - buf;
6452 }
6453
6454
6455 static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
6456                                       size_t buflen)
6457 {
6458         struct hostap_sta_driver_data sta;
6459         int ret;
6460
6461         ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
6462         if (ret)
6463                 return -1;
6464
6465         ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
6466                           sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
6467         if (os_snprintf_error(buflen, ret))
6468                 return -1;
6469         return ret;
6470 }
6471
6472
6473 #ifdef ANDROID
6474 static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6475                                      char *buf, size_t buflen)
6476 {
6477         int ret;
6478
6479         ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
6480         if (ret == 0) {
6481                 if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
6482                         struct p2p_data *p2p = wpa_s->global->p2p;
6483                         if (p2p) {
6484                                 char country[3];
6485                                 country[0] = cmd[8];
6486                                 country[1] = cmd[9];
6487                                 country[2] = 0x04;
6488                                 p2p_set_country(p2p, country);
6489                         }
6490                 }
6491                 ret = os_snprintf(buf, buflen, "%s\n", "OK");
6492                 if (os_snprintf_error(buflen, ret))
6493                         ret = -1;
6494         }
6495         return ret;
6496 }
6497 #endif /* ANDROID */
6498
6499
6500 static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
6501                                      char *buf, size_t buflen)
6502 {
6503         int ret;
6504         char *pos;
6505         u8 *data = NULL;
6506         unsigned int vendor_id, subcmd;
6507         struct wpabuf *reply;
6508         size_t data_len = 0;
6509
6510         /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
6511         vendor_id = strtoul(cmd, &pos, 16);
6512         if (!isblank(*pos))
6513                 return -EINVAL;
6514
6515         subcmd = strtoul(pos, &pos, 10);
6516
6517         if (*pos != '\0') {
6518                 if (!isblank(*pos++))
6519                         return -EINVAL;
6520                 data_len = os_strlen(pos);
6521         }
6522
6523         if (data_len) {
6524                 data_len /= 2;
6525                 data = os_malloc(data_len);
6526                 if (!data)
6527                         return -1;
6528
6529                 if (hexstr2bin(pos, data, data_len)) {
6530                         wpa_printf(MSG_DEBUG,
6531                                    "Vendor command: wrong parameter format");
6532                         os_free(data);
6533                         return -EINVAL;
6534                 }
6535         }
6536
6537         reply = wpabuf_alloc((buflen - 1) / 2);
6538         if (!reply) {
6539                 os_free(data);
6540                 return -1;
6541         }
6542
6543         ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
6544                                  reply);
6545
6546         if (ret == 0)
6547                 ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
6548                                        wpabuf_len(reply));
6549
6550         wpabuf_free(reply);
6551         os_free(data);
6552
6553         return ret;
6554 }
6555
6556
6557 static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
6558 {
6559 #ifdef CONFIG_P2P
6560         struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
6561                 wpa_s->global->p2p_init_wpa_s : wpa_s;
6562 #endif /* CONFIG_P2P */
6563
6564         wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
6565
6566 #ifdef CONFIG_P2P
6567         wpas_p2p_cancel(p2p_wpa_s);
6568         p2p_ctrl_flush(p2p_wpa_s);
6569         wpas_p2p_group_remove(p2p_wpa_s, "*");
6570         wpas_p2p_service_flush(p2p_wpa_s);
6571         p2p_wpa_s->global->p2p_disabled = 0;
6572         p2p_wpa_s->global->p2p_per_sta_psk = 0;
6573         p2p_wpa_s->conf->num_sec_device_types = 0;
6574         p2p_wpa_s->p2p_disable_ip_addr_req = 0;
6575         os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
6576         p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
6577         p2p_wpa_s->global->pending_p2ps_group = 0;
6578 #endif /* CONFIG_P2P */
6579
6580 #ifdef CONFIG_WPS_TESTING
6581         wps_version_number = 0x20;
6582         wps_testing_dummy_cred = 0;
6583         wps_corrupt_pkhash = 0;
6584 #endif /* CONFIG_WPS_TESTING */
6585 #ifdef CONFIG_WPS
6586         wpa_s->wps_fragment_size = 0;
6587         wpas_wps_cancel(wpa_s);
6588         wps_registrar_flush(wpa_s->wps->registrar);
6589 #endif /* CONFIG_WPS */
6590         wpa_s->after_wps = 0;
6591         wpa_s->known_wps_freq = 0;
6592
6593 #ifdef CONFIG_TDLS
6594 #ifdef CONFIG_TDLS_TESTING
6595         extern unsigned int tdls_testing;
6596         tdls_testing = 0;
6597 #endif /* CONFIG_TDLS_TESTING */
6598         wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
6599         wpa_tdls_enable(wpa_s->wpa, 1);
6600 #endif /* CONFIG_TDLS */
6601
6602         eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
6603         wpa_supplicant_stop_countermeasures(wpa_s, NULL);
6604
6605         wpa_s->no_keep_alive = 0;
6606
6607         os_free(wpa_s->disallow_aps_bssid);
6608         wpa_s->disallow_aps_bssid = NULL;
6609         wpa_s->disallow_aps_bssid_count = 0;
6610         os_free(wpa_s->disallow_aps_ssid);
6611         wpa_s->disallow_aps_ssid = NULL;
6612         wpa_s->disallow_aps_ssid_count = 0;
6613
6614         wpa_s->set_sta_uapsd = 0;
6615         wpa_s->sta_uapsd = 0;
6616
6617         wpa_drv_radio_disable(wpa_s, 0);
6618         wpa_blacklist_clear(wpa_s);
6619         wpa_s->extra_blacklist_count = 0;
6620         wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
6621         wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
6622         wpa_config_flush_blobs(wpa_s->conf);
6623         wpa_s->conf->auto_interworking = 0;
6624         wpa_s->conf->okc = 0;
6625
6626         wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6627         rsn_preauth_deinit(wpa_s->wpa);
6628
6629         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
6630         wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
6631         wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
6632         eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
6633
6634         radio_remove_works(wpa_s, NULL, 1);
6635         wpa_s->ext_work_in_progress = 0;
6636
6637         wpa_s->next_ssid = NULL;
6638
6639 #ifdef CONFIG_INTERWORKING
6640         hs20_cancel_fetch_osu(wpa_s);
6641 #endif /* CONFIG_INTERWORKING */
6642
6643         wpa_s->ext_mgmt_frame_handling = 0;
6644         wpa_s->ext_eapol_frame_io = 0;
6645 #ifdef CONFIG_TESTING_OPTIONS
6646         wpa_s->extra_roc_dur = 0;
6647         wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
6648 #endif /* CONFIG_TESTING_OPTIONS */
6649
6650         wpa_s->disconnected = 0;
6651         os_free(wpa_s->next_scan_freqs);
6652         wpa_s->next_scan_freqs = NULL;
6653
6654         wpa_bss_flush(wpa_s);
6655         if (!dl_list_empty(&wpa_s->bss)) {
6656                 wpa_printf(MSG_DEBUG,
6657                            "BSS table not empty after flush: %u entries, current_bss=%p bssid="
6658                            MACSTR " pending_bssid=" MACSTR,
6659                            dl_list_len(&wpa_s->bss), wpa_s->current_bss,
6660                            MAC2STR(wpa_s->bssid),
6661                            MAC2STR(wpa_s->pending_bssid));
6662         }
6663 }
6664
6665
6666 static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
6667                                      char *buf, size_t buflen)
6668 {
6669         struct wpa_radio_work *work;
6670         char *pos, *end;
6671         struct os_reltime now, diff;
6672
6673         pos = buf;
6674         end = buf + buflen;
6675
6676         os_get_reltime(&now);
6677
6678         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6679         {
6680                 int ret;
6681
6682                 os_reltime_sub(&now, &work->time, &diff);
6683                 ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
6684                                   work->type, work->wpa_s->ifname, work->freq,
6685                                   work->started, diff.sec, diff.usec);
6686                 if (os_snprintf_error(end - pos, ret))
6687                         break;
6688                 pos += ret;
6689         }
6690
6691         return pos - buf;
6692 }
6693
6694
6695 static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
6696 {
6697         struct wpa_radio_work *work = eloop_ctx;
6698         struct wpa_external_work *ework = work->ctx;
6699
6700         wpa_dbg(work->wpa_s, MSG_DEBUG,
6701                 "Timing out external radio work %u (%s)",
6702                 ework->id, work->type);
6703         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
6704         work->wpa_s->ext_work_in_progress = 0;
6705         radio_work_done(work);
6706         os_free(ework);
6707 }
6708
6709
6710 static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
6711 {
6712         struct wpa_external_work *ework = work->ctx;
6713
6714         if (deinit) {
6715                 if (work->started)
6716                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6717                                              work, NULL);
6718
6719                 os_free(ework);
6720                 return;
6721         }
6722
6723         wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
6724                 ework->id, ework->type);
6725         wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
6726         work->wpa_s->ext_work_in_progress = 1;
6727         if (!ework->timeout)
6728                 ework->timeout = 10;
6729         eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
6730                                work, NULL);
6731 }
6732
6733
6734 static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
6735                                     char *buf, size_t buflen)
6736 {
6737         struct wpa_external_work *ework;
6738         char *pos, *pos2;
6739         size_t type_len;
6740         int ret;
6741         unsigned int freq = 0;
6742
6743         /* format: <name> [freq=<MHz>] [timeout=<seconds>] */
6744
6745         ework = os_zalloc(sizeof(*ework));
6746         if (ework == NULL)
6747                 return -1;
6748
6749         pos = os_strchr(cmd, ' ');
6750         if (pos) {
6751                 type_len = pos - cmd;
6752                 pos++;
6753
6754                 pos2 = os_strstr(pos, "freq=");
6755                 if (pos2)
6756                         freq = atoi(pos2 + 5);
6757
6758                 pos2 = os_strstr(pos, "timeout=");
6759                 if (pos2)
6760                         ework->timeout = atoi(pos2 + 8);
6761         } else {
6762                 type_len = os_strlen(cmd);
6763         }
6764         if (4 + type_len >= sizeof(ework->type))
6765                 type_len = sizeof(ework->type) - 4 - 1;
6766         os_strlcpy(ework->type, "ext:", sizeof(ework->type));
6767         os_memcpy(ework->type + 4, cmd, type_len);
6768         ework->type[4 + type_len] = '\0';
6769
6770         wpa_s->ext_work_id++;
6771         if (wpa_s->ext_work_id == 0)
6772                 wpa_s->ext_work_id++;
6773         ework->id = wpa_s->ext_work_id;
6774
6775         if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
6776                            ework) < 0) {
6777                 os_free(ework);
6778                 return -1;
6779         }
6780
6781         ret = os_snprintf(buf, buflen, "%u", ework->id);
6782         if (os_snprintf_error(buflen, ret))
6783                 return -1;
6784         return ret;
6785 }
6786
6787
6788 static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
6789 {
6790         struct wpa_radio_work *work;
6791         unsigned int id = atoi(cmd);
6792
6793         dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
6794         {
6795                 struct wpa_external_work *ework;
6796
6797                 if (os_strncmp(work->type, "ext:", 4) != 0)
6798                         continue;
6799                 ework = work->ctx;
6800                 if (id && ework->id != id)
6801                         continue;
6802                 wpa_dbg(wpa_s, MSG_DEBUG,
6803                         "Completed external radio work %u (%s)",
6804                         ework->id, ework->type);
6805                 eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
6806                 wpa_s->ext_work_in_progress = 0;
6807                 radio_work_done(work);
6808                 os_free(ework);
6809                 return 3; /* "OK\n" */
6810         }
6811
6812         return -1;
6813 }
6814
6815
6816 static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
6817                                 char *buf, size_t buflen)
6818 {
6819         if (os_strcmp(cmd, "show") == 0)
6820                 return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
6821         if (os_strncmp(cmd, "add ", 4) == 0)
6822                 return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
6823         if (os_strncmp(cmd, "done ", 5) == 0)
6824                 return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
6825         return -1;
6826 }
6827
6828
6829 void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
6830 {
6831         struct wpa_radio_work *work, *tmp;
6832
6833         if (!wpa_s || !wpa_s->radio)
6834                 return;
6835
6836         dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
6837                               struct wpa_radio_work, list) {
6838                 struct wpa_external_work *ework;
6839
6840                 if (os_strncmp(work->type, "ext:", 4) != 0)
6841                         continue;
6842                 ework = work->ctx;
6843                 wpa_dbg(wpa_s, MSG_DEBUG,
6844                         "Flushing%s external radio work %u (%s)",
6845                         work->started ? " started" : "", ework->id,
6846                         ework->type);
6847                 if (work->started)
6848                         eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
6849                                              work, NULL);
6850                 radio_work_done(work);
6851                 os_free(ework);
6852         }
6853 }
6854
6855
6856 static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
6857 {
6858         struct wpa_supplicant *wpa_s = eloop_ctx;
6859         eapol_sm_notify_ctrl_response(wpa_s->eapol);
6860 }
6861
6862
6863 static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
6864                               unsigned int *scan_id_count, int scan_id[])
6865 {
6866         const char *pos = value;
6867
6868         while (pos) {
6869                 if (*pos == ' ' || *pos == '\0')
6870                         break;
6871                 if (*scan_id_count == MAX_SCAN_ID)
6872                         return -1;
6873                 scan_id[(*scan_id_count)++] = atoi(pos);
6874                 pos = os_strchr(pos, ',');
6875                 if (pos)
6876                         pos++;
6877         }
6878
6879         return 0;
6880 }
6881
6882
6883 static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
6884                            char *reply, int reply_size, int *reply_len)
6885 {
6886         char *pos;
6887         unsigned int manual_scan_passive = 0;
6888         unsigned int manual_scan_use_id = 0;
6889         unsigned int manual_scan_only_new = 0;
6890         unsigned int scan_only = 0;
6891         unsigned int scan_id_count = 0;
6892         int scan_id[MAX_SCAN_ID];
6893         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
6894                                  struct wpa_scan_results *scan_res);
6895         int *manual_scan_freqs = NULL;
6896
6897         if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6898                 *reply_len = -1;
6899                 return;
6900         }
6901
6902         if (radio_work_pending(wpa_s, "scan")) {
6903                 wpa_printf(MSG_DEBUG,
6904                            "Pending scan scheduled - reject new request");
6905                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
6906                 return;
6907         }
6908
6909         if (params) {
6910                 if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
6911                         scan_only = 1;
6912
6913                 pos = os_strstr(params, "freq=");
6914                 if (pos) {
6915                         manual_scan_freqs = freq_range_to_channel_list(wpa_s,
6916                                                                        pos + 5);
6917                         if (manual_scan_freqs == NULL) {
6918                                 *reply_len = -1;
6919                                 goto done;
6920                         }
6921                 }
6922
6923                 pos = os_strstr(params, "passive=");
6924                 if (pos)
6925                         manual_scan_passive = !!atoi(pos + 8);
6926
6927                 pos = os_strstr(params, "use_id=");
6928                 if (pos)
6929                         manual_scan_use_id = atoi(pos + 7);
6930
6931                 pos = os_strstr(params, "only_new=1");
6932                 if (pos)
6933                         manual_scan_only_new = 1;
6934
6935                 pos = os_strstr(params, "scan_id=");
6936                 if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
6937                                               scan_id) < 0) {
6938                         *reply_len = -1;
6939                         goto done;
6940                 }
6941         }
6942
6943         if (scan_only)
6944                 scan_res_handler = scan_only_handler;
6945         else if (wpa_s->scan_res_handler == scan_only_handler)
6946                 scan_res_handler = NULL;
6947         else
6948                 scan_res_handler = wpa_s->scan_res_handler;
6949
6950         if (!wpa_s->sched_scanning && !wpa_s->scanning &&
6951             ((wpa_s->wpa_state <= WPA_SCANNING) ||
6952              (wpa_s->wpa_state == WPA_COMPLETED))) {
6953                 wpa_s->manual_scan_passive = manual_scan_passive;
6954                 wpa_s->manual_scan_use_id = manual_scan_use_id;
6955                 wpa_s->manual_scan_only_new = manual_scan_only_new;
6956                 wpa_s->scan_id_count = scan_id_count;
6957                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
6958                 wpa_s->scan_res_handler = scan_res_handler;
6959                 os_free(wpa_s->manual_scan_freqs);
6960                 wpa_s->manual_scan_freqs = manual_scan_freqs;
6961                 manual_scan_freqs = NULL;
6962
6963                 wpa_s->normal_scans = 0;
6964                 wpa_s->scan_req = MANUAL_SCAN_REQ;
6965                 wpa_s->after_wps = 0;
6966                 wpa_s->known_wps_freq = 0;
6967                 wpa_supplicant_req_scan(wpa_s, 0, 0);
6968                 if (wpa_s->manual_scan_use_id) {
6969                         wpa_s->manual_scan_id++;
6970                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6971                                 wpa_s->manual_scan_id);
6972                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
6973                                                  wpa_s->manual_scan_id);
6974                 }
6975         } else if (wpa_s->sched_scanning) {
6976                 wpa_s->manual_scan_passive = manual_scan_passive;
6977                 wpa_s->manual_scan_use_id = manual_scan_use_id;
6978                 wpa_s->manual_scan_only_new = manual_scan_only_new;
6979                 wpa_s->scan_id_count = scan_id_count;
6980                 os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
6981                 wpa_s->scan_res_handler = scan_res_handler;
6982                 os_free(wpa_s->manual_scan_freqs);
6983                 wpa_s->manual_scan_freqs = manual_scan_freqs;
6984                 manual_scan_freqs = NULL;
6985
6986                 wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
6987                 wpa_supplicant_cancel_sched_scan(wpa_s);
6988                 wpa_s->scan_req = MANUAL_SCAN_REQ;
6989                 wpa_supplicant_req_scan(wpa_s, 0, 0);
6990                 if (wpa_s->manual_scan_use_id) {
6991                         wpa_s->manual_scan_id++;
6992                         *reply_len = os_snprintf(reply, reply_size, "%u\n",
6993                                                  wpa_s->manual_scan_id);
6994                         wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
6995                                 wpa_s->manual_scan_id);
6996                 }
6997         } else {
6998                 wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
6999                 *reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
7000         }
7001
7002 done:
7003         os_free(manual_scan_freqs);
7004 }
7005
7006
7007 #ifdef CONFIG_TESTING_OPTIONS
7008
7009 static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
7010                                        unsigned int freq, const u8 *dst,
7011                                        const u8 *src, const u8 *bssid,
7012                                        const u8 *data, size_t data_len,
7013                                        enum offchannel_send_action_result
7014                                        result)
7015 {
7016         wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
7017                 " src=" MACSTR " bssid=" MACSTR " result=%s",
7018                 freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
7019                 result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
7020                 "SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
7021                              "NO_ACK" : "FAILED"));
7022 }
7023
7024
7025 static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
7026 {
7027         char *pos, *param;
7028         size_t len;
7029         u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
7030         int res, used;
7031         int freq = 0, no_cck = 0, wait_time = 0;
7032
7033         /* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
7034          *    <action=Action frame payload> */
7035
7036         wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
7037
7038         pos = cmd;
7039         used = hwaddr_aton2(pos, da);
7040         if (used < 0)
7041                 return -1;
7042         pos += used;
7043         while (*pos == ' ')
7044                 pos++;
7045         used = hwaddr_aton2(pos, bssid);
7046         if (used < 0)
7047                 return -1;
7048         pos += used;
7049
7050         param = os_strstr(pos, " freq=");
7051         if (param) {
7052                 param += 6;
7053                 freq = atoi(param);
7054         }
7055
7056         param = os_strstr(pos, " no_cck=");
7057         if (param) {
7058                 param += 8;
7059                 no_cck = atoi(param);
7060         }
7061
7062         param = os_strstr(pos, " wait_time=");
7063         if (param) {
7064                 param += 11;
7065                 wait_time = atoi(param);
7066         }
7067
7068         param = os_strstr(pos, " action=");
7069         if (param == NULL)
7070                 return -1;
7071         param += 8;
7072
7073         len = os_strlen(param);
7074         if (len & 1)
7075                 return -1;
7076         len /= 2;
7077
7078         buf = os_malloc(len);
7079         if (buf == NULL)
7080                 return -1;
7081
7082         if (hexstr2bin(param, buf, len) < 0) {
7083                 os_free(buf);
7084                 return -1;
7085         }
7086
7087         res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
7088                                      buf, len, wait_time,
7089                                      wpas_ctrl_iface_mgmt_tx_cb, no_cck);
7090         os_free(buf);
7091         return res;
7092 }
7093
7094
7095 static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
7096 {
7097         wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
7098         offchannel_send_action_done(wpa_s);
7099 }
7100
7101
7102 static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
7103 {
7104         char *pos, *param;
7105         union wpa_event_data event;
7106         enum wpa_event_type ev;
7107
7108         /* <event name> [parameters..] */
7109
7110         wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
7111
7112         pos = cmd;
7113         param = os_strchr(pos, ' ');
7114         if (param)
7115                 *param++ = '\0';
7116
7117         os_memset(&event, 0, sizeof(event));
7118
7119         if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
7120                 ev = EVENT_INTERFACE_ENABLED;
7121         } else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
7122                 ev = EVENT_INTERFACE_DISABLED;
7123         } else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
7124                 ev = EVENT_AVOID_FREQUENCIES;
7125                 if (param == NULL)
7126                         param = "";
7127                 if (freq_range_list_parse(&event.freq_range, param) < 0)
7128                         return -1;
7129                 wpa_supplicant_event(wpa_s, ev, &event);
7130                 os_free(event.freq_range.range);
7131                 return 0;
7132         } else {
7133                 wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
7134                         cmd);
7135                 return -1;
7136         }
7137
7138         wpa_supplicant_event(wpa_s, ev, &event);
7139
7140         return 0;
7141 }
7142
7143
7144 static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
7145 {
7146         char *pos;
7147         u8 src[ETH_ALEN], *buf;
7148         int used;
7149         size_t len;
7150
7151         wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
7152
7153         pos = cmd;
7154         used = hwaddr_aton2(pos, src);
7155         if (used < 0)
7156                 return -1;
7157         pos += used;
7158         while (*pos == ' ')
7159                 pos++;
7160
7161         len = os_strlen(pos);
7162         if (len & 1)
7163                 return -1;
7164         len /= 2;
7165
7166         buf = os_malloc(len);
7167         if (buf == NULL)
7168                 return -1;
7169
7170         if (hexstr2bin(pos, buf, len) < 0) {
7171                 os_free(buf);
7172                 return -1;
7173         }
7174
7175         wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
7176         os_free(buf);
7177
7178         return 0;
7179 }
7180
7181
7182 static u16 ipv4_hdr_checksum(const void *buf, size_t len)
7183 {
7184         size_t i;
7185         u32 sum = 0;
7186         const u16 *pos = buf;
7187
7188         for (i = 0; i < len / 2; i++)
7189                 sum += *pos++;
7190
7191         while (sum >> 16)
7192                 sum = (sum & 0xffff) + (sum >> 16);
7193
7194         return sum ^ 0xffff;
7195 }
7196
7197
7198 #define HWSIM_PACKETLEN 1500
7199 #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
7200
7201 void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
7202 {
7203         struct wpa_supplicant *wpa_s = ctx;
7204         const struct ether_header *eth;
7205         const struct iphdr *ip;
7206         const u8 *pos;
7207         unsigned int i;
7208
7209         if (len != HWSIM_PACKETLEN)
7210                 return;
7211
7212         eth = (const struct ether_header *) buf;
7213         ip = (const struct iphdr *) (eth + 1);
7214         pos = (const u8 *) (ip + 1);
7215
7216         if (ip->ihl != 5 || ip->version != 4 ||
7217             ntohs(ip->tot_len) != HWSIM_IP_LEN)
7218                 return;
7219
7220         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++) {
7221                 if (*pos != (u8) i)
7222                         return;
7223                 pos++;
7224         }
7225
7226         wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
7227                 MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
7228 }
7229
7230
7231 static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
7232                                             char *cmd)
7233 {
7234         int enabled = atoi(cmd);
7235
7236         if (!enabled) {
7237                 if (wpa_s->l2_test) {
7238                         l2_packet_deinit(wpa_s->l2_test);
7239                         wpa_s->l2_test = NULL;
7240                         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
7241                 }
7242                 return 0;
7243         }
7244
7245         if (wpa_s->l2_test)
7246                 return 0;
7247
7248         wpa_s->l2_test = l2_packet_init(wpa_s->ifname, wpa_s->own_addr,
7249                                         ETHERTYPE_IP, wpas_data_test_rx,
7250                                         wpa_s, 1);
7251         if (wpa_s->l2_test == NULL)
7252                 return -1;
7253
7254         wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
7255
7256         return 0;
7257 }
7258
7259
7260 static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
7261 {
7262         u8 dst[ETH_ALEN], src[ETH_ALEN];
7263         char *pos;
7264         int used;
7265         long int val;
7266         u8 tos;
7267         u8 buf[HWSIM_PACKETLEN];
7268         struct ether_header *eth;
7269         struct iphdr *ip;
7270         u8 *dpos;
7271         unsigned int i;
7272
7273         if (wpa_s->l2_test == NULL)
7274                 return -1;
7275
7276         /* format: <dst> <src> <tos> */
7277
7278         pos = cmd;
7279         used = hwaddr_aton2(pos, dst);
7280         if (used < 0)
7281                 return -1;
7282         pos += used;
7283         while (*pos == ' ')
7284                 pos++;
7285         used = hwaddr_aton2(pos, src);
7286         if (used < 0)
7287                 return -1;
7288         pos += used;
7289
7290         val = strtol(pos, NULL, 0);
7291         if (val < 0 || val > 0xff)
7292                 return -1;
7293         tos = val;
7294
7295         eth = (struct ether_header *) buf;
7296         os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
7297         os_memcpy(eth->ether_shost, src, ETH_ALEN);
7298         eth->ether_type = htons(ETHERTYPE_IP);
7299         ip = (struct iphdr *) (eth + 1);
7300         os_memset(ip, 0, sizeof(*ip));
7301         ip->ihl = 5;
7302         ip->version = 4;
7303         ip->ttl = 64;
7304         ip->tos = tos;
7305         ip->tot_len = htons(HWSIM_IP_LEN);
7306         ip->protocol = 1;
7307         ip->saddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 1);
7308         ip->daddr = htonl(192 << 24 | 168 << 16 | 1 << 8 | 2);
7309         ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
7310         dpos = (u8 *) (ip + 1);
7311         for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
7312                 *dpos++ = i;
7313
7314         if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, buf,
7315                            HWSIM_PACKETLEN) < 0)
7316                 return -1;
7317
7318         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
7319                 " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
7320
7321         return 0;
7322 }
7323
7324
7325 static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
7326                                            char *cmd)
7327 {
7328         u8 *buf;
7329         struct ether_header *eth;
7330         struct l2_packet_data *l2 = NULL;
7331         size_t len;
7332         u16 ethertype;
7333         int res = -1;
7334
7335         len = os_strlen(cmd);
7336         if (len & 1 || len < ETH_HLEN * 2)
7337                 return -1;
7338         len /= 2;
7339
7340         buf = os_malloc(len);
7341         if (buf == NULL)
7342                 return -1;
7343
7344         if (hexstr2bin(cmd, buf, len) < 0)
7345                 goto done;
7346
7347         eth = (struct ether_header *) buf;
7348         ethertype = ntohs(eth->ether_type);
7349
7350         l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
7351                             wpas_data_test_rx, wpa_s, 1);
7352         if (l2 == NULL)
7353                 goto done;
7354
7355         res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
7356         wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
7357 done:
7358         if (l2)
7359                 l2_packet_deinit(l2);
7360         os_free(buf);
7361
7362         return res < 0 ? -1 : 0;
7363 }
7364
7365
7366 static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
7367 {
7368 #ifdef WPA_TRACE_BFD
7369         extern char wpa_trace_fail_func[256];
7370         extern unsigned int wpa_trace_fail_after;
7371         char *pos;
7372
7373         wpa_trace_fail_after = atoi(cmd);
7374         pos = os_strchr(cmd, ':');
7375         if (pos) {
7376                 pos++;
7377                 os_strlcpy(wpa_trace_fail_func, pos,
7378                            sizeof(wpa_trace_fail_func));
7379         } else {
7380                 wpa_trace_fail_after = 0;
7381         }
7382         return 0;
7383 #else /* WPA_TRACE_BFD */
7384         return -1;
7385 #endif /* WPA_TRACE_BFD */
7386 }
7387
7388
7389 static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
7390                                     char *buf, size_t buflen)
7391 {
7392 #ifdef WPA_TRACE_BFD
7393         extern char wpa_trace_fail_func[256];
7394         extern unsigned int wpa_trace_fail_after;
7395
7396         return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
7397                            wpa_trace_fail_func);
7398 #else /* WPA_TRACE_BFD */
7399         return -1;
7400 #endif /* WPA_TRACE_BFD */
7401 }
7402
7403 #endif /* CONFIG_TESTING_OPTIONS */
7404
7405
7406 static void wpas_ctrl_vendor_elem_update(struct wpa_supplicant *wpa_s)
7407 {
7408         unsigned int i;
7409         char buf[30];
7410
7411         wpa_printf(MSG_DEBUG, "Update vendor elements");
7412
7413         for (i = 0; i < NUM_VENDOR_ELEM_FRAMES; i++) {
7414                 if (wpa_s->vendor_elem[i]) {
7415                         int res;
7416
7417                         res = os_snprintf(buf, sizeof(buf), "frame[%u]", i);
7418                         if (!os_snprintf_error(sizeof(buf), res)) {
7419                                 wpa_hexdump_buf(MSG_DEBUG, buf,
7420                                                 wpa_s->vendor_elem[i]);
7421                         }
7422                 }
7423         }
7424
7425 #ifdef CONFIG_P2P
7426         if (wpa_s->parent == wpa_s &&
7427             wpa_s->global->p2p &&
7428             !wpa_s->global->p2p_disabled)
7429                 p2p_set_vendor_elems(wpa_s->global->p2p, wpa_s->vendor_elem);
7430 #endif /* CONFIG_P2P */
7431 }
7432
7433
7434 static struct wpa_supplicant *
7435 wpas_ctrl_vendor_elem_iface(struct wpa_supplicant *wpa_s,
7436                             enum wpa_vendor_elem_frame frame)
7437 {
7438         switch (frame) {
7439 #ifdef CONFIG_P2P
7440         case VENDOR_ELEM_PROBE_REQ_P2P:
7441         case VENDOR_ELEM_PROBE_RESP_P2P:
7442         case VENDOR_ELEM_PROBE_RESP_P2P_GO:
7443         case VENDOR_ELEM_BEACON_P2P_GO:
7444         case VENDOR_ELEM_P2P_PD_REQ:
7445         case VENDOR_ELEM_P2P_PD_RESP:
7446         case VENDOR_ELEM_P2P_GO_NEG_REQ:
7447         case VENDOR_ELEM_P2P_GO_NEG_RESP:
7448         case VENDOR_ELEM_P2P_GO_NEG_CONF:
7449         case VENDOR_ELEM_P2P_INV_REQ:
7450         case VENDOR_ELEM_P2P_INV_RESP:
7451         case VENDOR_ELEM_P2P_ASSOC_REQ:
7452                 return wpa_s->parent;
7453 #endif /* CONFIG_P2P */
7454         default:
7455                 return wpa_s;
7456         }
7457 }
7458
7459
7460 static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
7461 {
7462         char *pos = cmd;
7463         int frame;
7464         size_t len;
7465         struct wpabuf *buf;
7466         struct ieee802_11_elems elems;
7467
7468         frame = atoi(pos);
7469         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7470                 return -1;
7471         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7472
7473         pos = os_strchr(pos, ' ');
7474         if (pos == NULL)
7475                 return -1;
7476         pos++;
7477
7478         len = os_strlen(pos);
7479         if (len == 0)
7480                 return 0;
7481         if (len & 1)
7482                 return -1;
7483         len /= 2;
7484
7485         buf = wpabuf_alloc(len);
7486         if (buf == NULL)
7487                 return -1;
7488
7489         if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
7490                 wpabuf_free(buf);
7491                 return -1;
7492         }
7493
7494         if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
7495             ParseFailed) {
7496                 wpabuf_free(buf);
7497                 return -1;
7498         }
7499
7500         if (wpa_s->vendor_elem[frame] == NULL) {
7501                 wpa_s->vendor_elem[frame] = buf;
7502                 wpas_ctrl_vendor_elem_update(wpa_s);
7503                 return 0;
7504         }
7505
7506         if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
7507                 wpabuf_free(buf);
7508                 return -1;
7509         }
7510
7511         wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
7512         wpabuf_free(buf);
7513         wpas_ctrl_vendor_elem_update(wpa_s);
7514
7515         return 0;
7516 }
7517
7518
7519 static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
7520                                      char *buf, size_t buflen)
7521 {
7522         int frame = atoi(cmd);
7523
7524         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7525                 return -1;
7526         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7527
7528         if (wpa_s->vendor_elem[frame] == NULL)
7529                 return 0;
7530
7531         return wpa_snprintf_hex(buf, buflen,
7532                                 wpabuf_head_u8(wpa_s->vendor_elem[frame]),
7533                                 wpabuf_len(wpa_s->vendor_elem[frame]));
7534 }
7535
7536
7537 static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
7538 {
7539         char *pos = cmd;
7540         int frame;
7541         size_t len;
7542         u8 *buf;
7543         struct ieee802_11_elems elems;
7544         u8 *ie, *end;
7545
7546         frame = atoi(pos);
7547         if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
7548                 return -1;
7549         wpa_s = wpas_ctrl_vendor_elem_iface(wpa_s, frame);
7550
7551         pos = os_strchr(pos, ' ');
7552         if (pos == NULL)
7553                 return -1;
7554         pos++;
7555
7556         if (*pos == '*') {
7557                 wpabuf_free(wpa_s->vendor_elem[frame]);
7558                 wpa_s->vendor_elem[frame] = NULL;
7559                 wpas_ctrl_vendor_elem_update(wpa_s);
7560                 return 0;
7561         }
7562
7563         if (wpa_s->vendor_elem[frame] == NULL)
7564                 return -1;
7565
7566         len = os_strlen(pos);
7567         if (len == 0)
7568                 return 0;
7569         if (len & 1)
7570                 return -1;
7571         len /= 2;
7572
7573         buf = os_malloc(len);
7574         if (buf == NULL)
7575                 return -1;
7576
7577         if (hexstr2bin(pos, buf, len) < 0) {
7578                 os_free(buf);
7579                 return -1;
7580         }
7581
7582         if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
7583                 os_free(buf);
7584                 return -1;
7585         }
7586
7587         ie = wpabuf_mhead_u8(wpa_s->vendor_elem[frame]);
7588         end = ie + wpabuf_len(wpa_s->vendor_elem[frame]);
7589
7590         for (; ie + 1 < end; ie += 2 + ie[1]) {
7591                 if (ie + len > end)
7592                         break;
7593                 if (os_memcmp(ie, buf, len) != 0)
7594                         continue;
7595
7596                 if (wpabuf_len(wpa_s->vendor_elem[frame]) == len) {
7597                         wpabuf_free(wpa_s->vendor_elem[frame]);
7598                         wpa_s->vendor_elem[frame] = NULL;
7599                 } else {
7600                         os_memmove(ie, ie + len,
7601                                    end - (ie + len));
7602                         wpa_s->vendor_elem[frame]->used -= len;
7603                 }
7604                 os_free(buf);
7605                 wpas_ctrl_vendor_elem_update(wpa_s);
7606                 return 0;
7607         }
7608
7609         os_free(buf);
7610
7611         return -1;
7612 }
7613
7614
7615 static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
7616 {
7617         struct wpa_supplicant *wpa_s = ctx;
7618
7619         if (neighbor_rep) {
7620                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
7621                              "length=%u",
7622                              (unsigned int) wpabuf_len(neighbor_rep));
7623                 wpabuf_free(neighbor_rep);
7624         } else {
7625                 wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
7626         }
7627 }
7628
7629
7630 static int wpas_ctrl_iface_send_neigbor_rep(struct wpa_supplicant *wpa_s,
7631                                             char *cmd)
7632 {
7633         struct wpa_ssid ssid;
7634         struct wpa_ssid *ssid_p = NULL;
7635         int ret = 0;
7636
7637         if (os_strncmp(cmd, " ssid=", 6) == 0) {
7638                 ssid.ssid_len = os_strlen(cmd + 6);
7639                 if (ssid.ssid_len > 32)
7640                         return -1;
7641                 ssid.ssid = (u8 *) (cmd + 6);
7642                 ssid_p = &ssid;
7643         }
7644
7645         ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p,
7646                                                  wpas_ctrl_neighbor_rep_cb,
7647                                                  wpa_s);
7648
7649         return ret;
7650 }
7651
7652
7653 static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
7654 {
7655         eapol_sm_erp_flush(wpa_s->eapol);
7656         return 0;
7657 }
7658
7659
7660 static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
7661                                          char *cmd)
7662 {
7663         char *token, *context = NULL;
7664         unsigned int enable = ~0, type = 0;
7665         u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
7666         u8 *addr = NULL, *mask = NULL;
7667
7668         while ((token = str_token(cmd, " ", &context))) {
7669                 if (os_strcasecmp(token, "scan") == 0) {
7670                         type |= MAC_ADDR_RAND_SCAN;
7671                 } else if (os_strcasecmp(token, "sched") == 0) {
7672                         type |= MAC_ADDR_RAND_SCHED_SCAN;
7673                 } else if (os_strcasecmp(token, "pno") == 0) {
7674                         type |= MAC_ADDR_RAND_PNO;
7675                 } else if (os_strcasecmp(token, "all") == 0) {
7676                         type = wpa_s->mac_addr_rand_supported;
7677                 } else if (os_strncasecmp(token, "enable=", 7) == 0) {
7678                         enable = atoi(token + 7);
7679                 } else if (os_strncasecmp(token, "addr=", 5) == 0) {
7680                         addr = _addr;
7681                         if (hwaddr_aton(token + 5, addr)) {
7682                                 wpa_printf(MSG_INFO,
7683                                            "CTRL: Invalid MAC address: %s",
7684                                            token);
7685                                 return -1;
7686                         }
7687                 } else if (os_strncasecmp(token, "mask=", 5) == 0) {
7688                         mask = _mask;
7689                         if (hwaddr_aton(token + 5, mask)) {
7690                                 wpa_printf(MSG_INFO,
7691                                            "CTRL: Invalid MAC address mask: %s",
7692                                            token);
7693                                 return -1;
7694                         }
7695                 } else {
7696                         wpa_printf(MSG_INFO,
7697                                    "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
7698                                    token);
7699                         return -1;
7700                 }
7701         }
7702
7703         if (!type) {
7704                 wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
7705                 return -1;
7706         }
7707
7708         if ((wpa_s->mac_addr_rand_supported & type) != type) {
7709                 wpa_printf(MSG_INFO,
7710                            "CTRL: MAC_RAND_SCAN types=%u != supported=%u",
7711                            type, wpa_s->mac_addr_rand_supported);
7712                 return -1;
7713         }
7714
7715         if (enable > 1) {
7716                 wpa_printf(MSG_INFO,
7717                            "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
7718                 return -1;
7719         }
7720
7721         if (!enable) {
7722                 wpas_mac_addr_rand_scan_clear(wpa_s, type);
7723                 if (wpa_s->pno) {
7724                         if (type & MAC_ADDR_RAND_PNO) {
7725                                 wpas_stop_pno(wpa_s);
7726                                 wpas_start_pno(wpa_s);
7727                         }
7728                 } else if (wpa_s->sched_scanning &&
7729                            (type & MAC_ADDR_RAND_SCHED_SCAN)) {
7730                         /* simulate timeout to restart the sched scan */
7731                         wpa_s->sched_scan_timed_out = 1;
7732                         wpa_s->prev_sched_ssid = NULL;
7733                         wpa_supplicant_cancel_sched_scan(wpa_s);
7734                 }
7735                 return 0;
7736         }
7737
7738         if ((addr && !mask) || (!addr && mask)) {
7739                 wpa_printf(MSG_INFO,
7740                            "CTRL: MAC_RAND_SCAN invalid addr/mask combination");
7741                 return -1;
7742         }
7743
7744         if (addr && mask && (!(mask[0] & 0x01) || (addr[0] & 0x01))) {
7745                 wpa_printf(MSG_INFO,
7746                            "CTRL: MAC_RAND_SCAN cannot allow multicast address");
7747                 return -1;
7748         }
7749
7750         if (type & MAC_ADDR_RAND_SCAN) {
7751                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCAN,
7752                                             addr, mask);
7753         }
7754
7755         if (type & MAC_ADDR_RAND_SCHED_SCAN) {
7756                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_SCHED_SCAN,
7757                                             addr, mask);
7758
7759                 if (wpa_s->sched_scanning && !wpa_s->pno) {
7760                         /* simulate timeout to restart the sched scan */
7761                         wpa_s->sched_scan_timed_out = 1;
7762                         wpa_s->prev_sched_ssid = NULL;
7763                         wpa_supplicant_cancel_sched_scan(wpa_s);
7764                 }
7765         }
7766
7767         if (type & MAC_ADDR_RAND_PNO) {
7768                 wpas_mac_addr_rand_scan_set(wpa_s, MAC_ADDR_RAND_PNO,
7769                                             addr, mask);
7770                 if (wpa_s->pno) {
7771                         wpas_stop_pno(wpa_s);
7772                         wpas_start_pno(wpa_s);
7773                 }
7774         }
7775
7776         return 0;
7777 }
7778
7779
7780 char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
7781                                          char *buf, size_t *resp_len)
7782 {
7783         char *reply;
7784         const int reply_size = 4096;
7785         int reply_len;
7786
7787         if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
7788             os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
7789                 if (wpa_debug_show_keys)
7790                         wpa_dbg(wpa_s, MSG_DEBUG,
7791                                 "Control interface command '%s'", buf);
7792                 else
7793                         wpa_dbg(wpa_s, MSG_DEBUG,
7794                                 "Control interface command '%s [REMOVED]'",
7795                                 os_strncmp(buf, WPA_CTRL_RSP,
7796                                            os_strlen(WPA_CTRL_RSP)) == 0 ?
7797                                 WPA_CTRL_RSP : "SET_NETWORK");
7798         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
7799                    os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
7800                 wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
7801                                       (const u8 *) buf, os_strlen(buf));
7802         } else {
7803                 int level = MSG_DEBUG;
7804                 if (os_strcmp(buf, "PING") == 0)
7805                         level = MSG_EXCESSIVE;
7806                 wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
7807         }
7808
7809         reply = os_malloc(reply_size);
7810         if (reply == NULL) {
7811                 *resp_len = 1;
7812                 return NULL;
7813         }
7814
7815         os_memcpy(reply, "OK\n", 3);
7816         reply_len = 3;
7817
7818         if (os_strcmp(buf, "PING") == 0) {
7819                 os_memcpy(reply, "PONG\n", 5);
7820                 reply_len = 5;
7821         } else if (os_strcmp(buf, "IFNAME") == 0) {
7822                 reply_len = os_strlen(wpa_s->ifname);
7823                 os_memcpy(reply, wpa_s->ifname, reply_len);
7824         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
7825                 if (wpa_debug_reopen_file() < 0)
7826                         reply_len = -1;
7827         } else if (os_strncmp(buf, "NOTE ", 5) == 0) {
7828                 wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
7829         } else if (os_strcmp(buf, "MIB") == 0) {
7830                 reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
7831                 if (reply_len >= 0) {
7832                         reply_len += eapol_sm_get_mib(wpa_s->eapol,
7833                                                       reply + reply_len,
7834                                                       reply_size - reply_len);
7835                 }
7836         } else if (os_strncmp(buf, "STATUS", 6) == 0) {
7837                 reply_len = wpa_supplicant_ctrl_iface_status(
7838                         wpa_s, buf + 6, reply, reply_size);
7839         } else if (os_strcmp(buf, "PMKSA") == 0) {
7840                 reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, reply,
7841                                                     reply_size);
7842         } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
7843                 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
7844         } else if (os_strncmp(buf, "SET ", 4) == 0) {
7845                 if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
7846                         reply_len = -1;
7847         } else if (os_strncmp(buf, "DUMP", 4) == 0) {
7848                 reply_len = wpa_config_dump_values(wpa_s->conf,
7849                                                    reply, reply_size);
7850         } else if (os_strncmp(buf, "GET ", 4) == 0) {
7851                 reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
7852                                                           reply, reply_size);
7853         } else if (os_strcmp(buf, "LOGON") == 0) {
7854                 eapol_sm_notify_logoff(wpa_s->eapol, FALSE);
7855         } else if (os_strcmp(buf, "LOGOFF") == 0) {
7856                 eapol_sm_notify_logoff(wpa_s->eapol, TRUE);
7857         } else if (os_strcmp(buf, "REASSOCIATE") == 0) {
7858                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7859                         reply_len = -1;
7860                 else
7861                         wpas_request_connection(wpa_s);
7862         } else if (os_strcmp(buf, "REATTACH") == 0) {
7863                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
7864                     !wpa_s->current_ssid)
7865                         reply_len = -1;
7866                 else {
7867                         wpa_s->reattach = 1;
7868                         wpas_request_connection(wpa_s);
7869                 }
7870         } else if (os_strcmp(buf, "RECONNECT") == 0) {
7871                 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
7872                         reply_len = -1;
7873                 else if (wpa_s->disconnected)
7874                         wpas_request_connection(wpa_s);
7875 #ifdef IEEE8021X_EAPOL
7876         } else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
7877                 if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
7878                         reply_len = -1;
7879 #endif /* IEEE8021X_EAPOL */
7880 #ifdef CONFIG_PEERKEY
7881         } else if (os_strncmp(buf, "STKSTART ", 9) == 0) {
7882                 if (wpa_supplicant_ctrl_iface_stkstart(wpa_s, buf + 9))
7883                         reply_len = -1;
7884 #endif /* CONFIG_PEERKEY */
7885 #ifdef CONFIG_IEEE80211R
7886         } else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
7887                 if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
7888                         reply_len = -1;
7889 #endif /* CONFIG_IEEE80211R */
7890 #ifdef CONFIG_WPS
7891         } else if (os_strcmp(buf, "WPS_PBC") == 0) {
7892                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
7893                 if (res == -2) {
7894                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7895                         reply_len = 17;
7896                 } else if (res)
7897                         reply_len = -1;
7898         } else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
7899                 int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
7900                 if (res == -2) {
7901                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7902                         reply_len = 17;
7903                 } else if (res)
7904                         reply_len = -1;
7905         } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
7906                 reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
7907                                                               reply,
7908                                                               reply_size);
7909         } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
7910                 reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
7911                         wpa_s, buf + 14, reply, reply_size);
7912         } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
7913                 if (wpas_wps_cancel(wpa_s))
7914                         reply_len = -1;
7915 #ifdef CONFIG_WPS_NFC
7916         } else if (os_strcmp(buf, "WPS_NFC") == 0) {
7917                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
7918                         reply_len = -1;
7919         } else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
7920                 if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
7921                         reply_len = -1;
7922         } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
7923                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
7924                         wpa_s, buf + 21, reply, reply_size);
7925         } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
7926                 reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
7927                         wpa_s, buf + 14, reply, reply_size);
7928         } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
7929                 if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
7930                                                                buf + 17))
7931                         reply_len = -1;
7932         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
7933                 reply_len = wpas_ctrl_nfc_get_handover_req(
7934                         wpa_s, buf + 21, reply, reply_size);
7935         } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
7936                 reply_len = wpas_ctrl_nfc_get_handover_sel(
7937                         wpa_s, buf + 21, reply, reply_size);
7938         } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
7939                 if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
7940                         reply_len = -1;
7941 #endif /* CONFIG_WPS_NFC */
7942         } else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
7943                 if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
7944                         reply_len = -1;
7945 #ifdef CONFIG_AP
7946         } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
7947                 reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
7948                         wpa_s, buf + 11, reply, reply_size);
7949 #endif /* CONFIG_AP */
7950 #ifdef CONFIG_WPS_ER
7951         } else if (os_strcmp(buf, "WPS_ER_START") == 0) {
7952                 if (wpas_wps_er_start(wpa_s, NULL))
7953                         reply_len = -1;
7954         } else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
7955                 if (wpas_wps_er_start(wpa_s, buf + 13))
7956                         reply_len = -1;
7957         } else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
7958                 wpas_wps_er_stop(wpa_s);
7959         } else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
7960                 if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
7961                         reply_len = -1;
7962         } else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
7963                 int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
7964                 if (ret == -2) {
7965                         os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
7966                         reply_len = 17;
7967                 } else if (ret == -3) {
7968                         os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
7969                         reply_len = 18;
7970                 } else if (ret == -4) {
7971                         os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
7972                         reply_len = 20;
7973                 } else if (ret)
7974                         reply_len = -1;
7975         } else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
7976                 if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
7977                         reply_len = -1;
7978         } else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
7979                 if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
7980                                                                 buf + 18))
7981                         reply_len = -1;
7982         } else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
7983                 if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
7984                         reply_len = -1;
7985 #ifdef CONFIG_WPS_NFC
7986         } else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
7987                 reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
7988                         wpa_s, buf + 24, reply, reply_size);
7989 #endif /* CONFIG_WPS_NFC */
7990 #endif /* CONFIG_WPS_ER */
7991 #endif /* CONFIG_WPS */
7992 #ifdef CONFIG_IBSS_RSN
7993         } else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
7994                 if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
7995                         reply_len = -1;
7996 #endif /* CONFIG_IBSS_RSN */
7997 #ifdef CONFIG_MESH
7998         } else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
7999                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8000                         wpa_s, buf + 19, reply, reply_size);
8001         } else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
8002                 reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
8003                         wpa_s, "", reply, reply_size);
8004         } else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
8005                 if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
8006                         reply_len = -1;
8007         } else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
8008                 if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
8009                                                                 buf + 18))
8010                         reply_len = -1;
8011 #endif /* CONFIG_MESH */
8012 #ifdef CONFIG_P2P
8013         } else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
8014                 if (p2p_ctrl_find(wpa_s, buf + 8))
8015                         reply_len = -1;
8016         } else if (os_strcmp(buf, "P2P_FIND") == 0) {
8017                 if (p2p_ctrl_find(wpa_s, ""))
8018                         reply_len = -1;
8019         } else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
8020                 wpas_p2p_stop_find(wpa_s);
8021         } else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
8022                 if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
8023                         reply_len = -1;
8024         } else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
8025                 if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
8026                         reply_len = -1;
8027         } else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
8028                 reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
8029                                              reply_size);
8030         } else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
8031                 if (p2p_ctrl_listen(wpa_s, buf + 11))
8032                         reply_len = -1;
8033         } else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
8034                 if (p2p_ctrl_listen(wpa_s, ""))
8035                         reply_len = -1;
8036         } else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
8037                 if (wpas_p2p_group_remove(wpa_s, buf + 17))
8038                         reply_len = -1;
8039         } else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
8040                 if (wpas_p2p_group_add(wpa_s, 0, 0, 0, 0))
8041                         reply_len = -1;
8042         } else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
8043                 if (p2p_ctrl_group_add(wpa_s, buf + 14))
8044                         reply_len = -1;
8045         } else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
8046                 if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
8047                         reply_len = -1;
8048         } else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
8049                 reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
8050         } else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
8051                 reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
8052                                                    reply_size);
8053         } else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
8054                 if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
8055                         reply_len = -1;
8056         } else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
8057                 if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
8058                         reply_len = -1;
8059         } else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
8060                 wpas_p2p_sd_service_update(wpa_s);
8061         } else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
8062                 if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
8063                         reply_len = -1;
8064         } else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
8065                 wpas_p2p_service_flush(wpa_s);
8066         } else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
8067                 if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
8068                         reply_len = -1;
8069         } else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
8070                 if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
8071                         reply_len = -1;
8072         } else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
8073                 if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
8074                         reply_len = -1;
8075         } else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
8076                 if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
8077                         reply_len = -1;
8078         } else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
8079                 if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
8080                         reply_len = -1;
8081         } else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
8082                 reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
8083                                               reply_size);
8084         } else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
8085                 if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
8086                         reply_len = -1;
8087         } else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
8088                 p2p_ctrl_flush(wpa_s);
8089         } else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
8090                 if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
8091                         reply_len = -1;
8092         } else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
8093                 if (wpas_p2p_cancel(wpa_s))
8094                         reply_len = -1;
8095         } else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
8096                 if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
8097                         reply_len = -1;
8098         } else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
8099                 if (p2p_ctrl_presence_req(wpa_s, "") < 0)
8100                         reply_len = -1;
8101         } else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
8102                 if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
8103                         reply_len = -1;
8104         } else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
8105                 if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
8106                         reply_len = -1;
8107         } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
8108                 if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
8109                         reply_len = -1;
8110 #endif /* CONFIG_P2P */
8111 #ifdef CONFIG_WIFI_DISPLAY
8112         } else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
8113                 if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
8114                         reply_len = -1;
8115         } else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
8116                 reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
8117                                                      reply, reply_size);
8118 #endif /* CONFIG_WIFI_DISPLAY */
8119 #ifdef CONFIG_INTERWORKING
8120         } else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
8121                 if (interworking_fetch_anqp(wpa_s) < 0)
8122                         reply_len = -1;
8123         } else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
8124                 interworking_stop_fetch_anqp(wpa_s);
8125         } else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
8126                 if (ctrl_interworking_select(wpa_s, NULL) < 0)
8127                         reply_len = -1;
8128         } else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
8129                 if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
8130                         reply_len = -1;
8131         } else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
8132                 if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
8133                         reply_len = -1;
8134         } else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
8135                 int id;
8136
8137                 id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
8138                 if (id < 0)
8139                         reply_len = -1;
8140                 else {
8141                         reply_len = os_snprintf(reply, reply_size, "%d\n", id);
8142                         if (os_snprintf_error(reply_size, reply_len))
8143                                 reply_len = -1;
8144                 }
8145         } else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
8146                 if (get_anqp(wpa_s, buf + 9) < 0)
8147                         reply_len = -1;
8148         } else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
8149                 if (gas_request(wpa_s, buf + 12) < 0)
8150                         reply_len = -1;
8151         } else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
8152                 reply_len = gas_response_get(wpa_s, buf + 17, reply,
8153                                              reply_size);
8154 #endif /* CONFIG_INTERWORKING */
8155 #ifdef CONFIG_HS20
8156         } else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
8157                 if (get_hs20_anqp(wpa_s, buf + 14) < 0)
8158                         reply_len = -1;
8159         } else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
8160                 if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
8161                         reply_len = -1;
8162         } else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
8163                 if (hs20_icon_request(wpa_s, buf + 18) < 0)
8164                         reply_len = -1;
8165         } else if (os_strcmp(buf, "FETCH_OSU") == 0) {
8166                 if (hs20_fetch_osu(wpa_s) < 0)
8167                         reply_len = -1;
8168         } else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
8169                 hs20_cancel_fetch_osu(wpa_s);
8170 #endif /* CONFIG_HS20 */
8171         } else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
8172         {
8173                 if (wpa_supplicant_ctrl_iface_ctrl_rsp(
8174                             wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
8175                         reply_len = -1;
8176                 else {
8177                         /*
8178                          * Notify response from timeout to allow the control
8179                          * interface response to be sent first.
8180                          */
8181                         eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
8182                                                wpa_s, NULL);
8183                 }
8184         } else if (os_strcmp(buf, "RECONFIGURE") == 0) {
8185                 if (wpa_supplicant_reload_configuration(wpa_s))
8186                         reply_len = -1;
8187         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8188                 wpa_supplicant_terminate_proc(wpa_s->global);
8189         } else if (os_strncmp(buf, "BSSID ", 6) == 0) {
8190                 if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
8191                         reply_len = -1;
8192         } else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
8193                 reply_len = wpa_supplicant_ctrl_iface_blacklist(
8194                         wpa_s, buf + 9, reply, reply_size);
8195         } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
8196                 reply_len = wpa_supplicant_ctrl_iface_log_level(
8197                         wpa_s, buf + 9, reply, reply_size);
8198         } else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
8199                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8200                         wpa_s, buf + 14, reply, reply_size);
8201         } else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
8202                 reply_len = wpa_supplicant_ctrl_iface_list_networks(
8203                         wpa_s, NULL, reply, reply_size);
8204         } else if (os_strcmp(buf, "DISCONNECT") == 0) {
8205 #ifdef CONFIG_SME
8206                 wpa_s->sme.prev_bssid_set = 0;
8207 #endif /* CONFIG_SME */
8208                 wpa_s->reassociate = 0;
8209                 wpa_s->disconnected = 1;
8210                 wpa_supplicant_cancel_sched_scan(wpa_s);
8211                 wpa_supplicant_cancel_scan(wpa_s);
8212                 wpa_supplicant_deauthenticate(wpa_s,
8213                                               WLAN_REASON_DEAUTH_LEAVING);
8214         } else if (os_strcmp(buf, "SCAN") == 0) {
8215                 wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
8216         } else if (os_strncmp(buf, "SCAN ", 5) == 0) {
8217                 wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
8218         } else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
8219                 reply_len = wpa_supplicant_ctrl_iface_scan_results(
8220                         wpa_s, reply, reply_size);
8221         } else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
8222                 if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
8223                         reply_len = -1;
8224         } else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
8225                 if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
8226                         reply_len = -1;
8227         } else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
8228                 if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
8229                         reply_len = -1;
8230         } else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
8231                 reply_len = wpa_supplicant_ctrl_iface_add_network(
8232                         wpa_s, reply, reply_size);
8233         } else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
8234                 if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
8235                         reply_len = -1;
8236         } else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
8237                 if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
8238                         reply_len = -1;
8239         } else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
8240                 reply_len = wpa_supplicant_ctrl_iface_get_network(
8241                         wpa_s, buf + 12, reply, reply_size);
8242         } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
8243                 if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12))
8244                         reply_len = -1;
8245         } else if (os_strcmp(buf, "LIST_CREDS") == 0) {
8246                 reply_len = wpa_supplicant_ctrl_iface_list_creds(
8247                         wpa_s, reply, reply_size);
8248         } else if (os_strcmp(buf, "ADD_CRED") == 0) {
8249                 reply_len = wpa_supplicant_ctrl_iface_add_cred(
8250                         wpa_s, reply, reply_size);
8251         } else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
8252                 if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
8253                         reply_len = -1;
8254         } else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
8255                 if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
8256                         reply_len = -1;
8257         } else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
8258                 reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
8259                                                                reply,
8260                                                                reply_size);
8261 #ifndef CONFIG_NO_CONFIG_WRITE
8262         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8263                 if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
8264                         reply_len = -1;
8265 #endif /* CONFIG_NO_CONFIG_WRITE */
8266         } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
8267                 reply_len = wpa_supplicant_ctrl_iface_get_capability(
8268                         wpa_s, buf + 15, reply, reply_size);
8269         } else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
8270                 if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
8271                         reply_len = -1;
8272         } else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
8273                 if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
8274                         reply_len = -1;
8275         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8276                 reply_len = wpa_supplicant_global_iface_list(
8277                         wpa_s->global, reply, reply_size);
8278         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8279                 reply_len = wpa_supplicant_global_iface_interfaces(
8280                         wpa_s->global, reply, reply_size);
8281         } else if (os_strncmp(buf, "BSS ", 4) == 0) {
8282                 reply_len = wpa_supplicant_ctrl_iface_bss(
8283                         wpa_s, buf + 4, reply, reply_size);
8284 #ifdef CONFIG_AP
8285         } else if (os_strcmp(buf, "STA-FIRST") == 0) {
8286                 reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
8287         } else if (os_strncmp(buf, "STA ", 4) == 0) {
8288                 reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
8289                                               reply_size);
8290         } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
8291                 reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
8292                                                    reply_size);
8293         } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
8294                 if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
8295                         reply_len = -1;
8296         } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
8297                 if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
8298                         reply_len = -1;
8299         } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
8300                 if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
8301                         reply_len = -1;
8302         } else if (os_strcmp(buf, "STOP_AP") == 0) {
8303                 if (wpas_ap_stop_ap(wpa_s))
8304                         reply_len = -1;
8305 #endif /* CONFIG_AP */
8306         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8307                 wpas_notify_suspend(wpa_s->global);
8308         } else if (os_strcmp(buf, "RESUME") == 0) {
8309                 wpas_notify_resume(wpa_s->global);
8310 #ifdef CONFIG_TESTING_OPTIONS
8311         } else if (os_strcmp(buf, "DROP_SA") == 0) {
8312                 wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
8313 #endif /* CONFIG_TESTING_OPTIONS */
8314         } else if (os_strncmp(buf, "ROAM ", 5) == 0) {
8315                 if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
8316                         reply_len = -1;
8317         } else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
8318                 wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
8319         } else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
8320                 if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
8321                         reply_len = -1;
8322         } else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
8323                 if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
8324                                                                buf + 17))
8325                         reply_len = -1;
8326         } else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
8327                 wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
8328 #ifdef CONFIG_TDLS
8329         } else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
8330                 if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
8331                         reply_len = -1;
8332         } else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
8333                 if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
8334                         reply_len = -1;
8335         } else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
8336                 if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
8337                         reply_len = -1;
8338         } else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
8339                 if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
8340                                                                buf + 17))
8341                         reply_len = -1;
8342         } else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
8343                 if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
8344                                                                       buf + 24))
8345                         reply_len = -1;
8346 #endif /* CONFIG_TDLS */
8347         } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
8348                 reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
8349         } else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
8350                 if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
8351                         reply_len = -1;
8352         } else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
8353                 if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
8354                         reply_len = -1;
8355         } else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
8356                 reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
8357                                                        reply_size);
8358         } else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
8359                 reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
8360                                                        reply_size);
8361 #ifdef CONFIG_AUTOSCAN
8362         } else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
8363                 if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
8364                         reply_len = -1;
8365 #endif /* CONFIG_AUTOSCAN */
8366 #ifdef ANDROID
8367         } else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
8368                 reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
8369                                                       reply_size);
8370 #endif /* ANDROID */
8371         } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
8372                 reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
8373                                                       reply_size);
8374         } else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
8375                 pmksa_cache_clear_current(wpa_s->wpa);
8376                 eapol_sm_request_reauth(wpa_s->eapol);
8377 #ifdef CONFIG_WNM
8378         } else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
8379                 if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
8380                         reply_len = -1;
8381         } else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
8382                 if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
8383                                 reply_len = -1;
8384 #endif /* CONFIG_WNM */
8385         } else if (os_strcmp(buf, "FLUSH") == 0) {
8386                 wpa_supplicant_ctrl_iface_flush(wpa_s);
8387         } else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
8388                 reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
8389                                                  reply_size);
8390 #ifdef CONFIG_TESTING_OPTIONS
8391         } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
8392                 if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
8393                         reply_len = -1;
8394         } else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
8395                 wpas_ctrl_iface_mgmt_tx_done(wpa_s);
8396         } else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
8397                 if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
8398                         reply_len = -1;
8399         } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
8400                 if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
8401                         reply_len = -1;
8402         } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
8403                 if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
8404                         reply_len = -1;
8405         } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
8406                 if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
8407                         reply_len = -1;
8408         } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
8409                 if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
8410                         reply_len = -1;
8411         } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
8412                 if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
8413                         reply_len = -1;
8414         } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
8415                 reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
8416 #endif /* CONFIG_TESTING_OPTIONS */
8417         } else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
8418                 if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
8419                         reply_len = -1;
8420         } else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
8421                 reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
8422                                                       reply_size);
8423         } else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
8424                 if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
8425                         reply_len = -1;
8426         } else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
8427                 if (wpas_ctrl_iface_send_neigbor_rep(wpa_s, buf + 20))
8428                         reply_len = -1;
8429         } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
8430                 wpas_ctrl_iface_erp_flush(wpa_s);
8431         } else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
8432                 if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
8433                         reply_len = -1;
8434         } else {
8435                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8436                 reply_len = 16;
8437         }
8438
8439         if (reply_len < 0) {
8440                 os_memcpy(reply, "FAIL\n", 5);
8441                 reply_len = 5;
8442         }
8443
8444         *resp_len = reply_len;
8445         return reply;
8446 }
8447
8448
8449 static int wpa_supplicant_global_iface_add(struct wpa_global *global,
8450                                            char *cmd)
8451 {
8452         struct wpa_interface iface;
8453         char *pos;
8454
8455         /*
8456          * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
8457          * TAB<bridge_ifname>
8458          */
8459         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
8460
8461         os_memset(&iface, 0, sizeof(iface));
8462
8463         do {
8464                 iface.ifname = pos = cmd;
8465                 pos = os_strchr(pos, '\t');
8466                 if (pos)
8467                         *pos++ = '\0';
8468                 if (iface.ifname[0] == '\0')
8469                         return -1;
8470                 if (pos == NULL)
8471                         break;
8472
8473                 iface.confname = pos;
8474                 pos = os_strchr(pos, '\t');
8475                 if (pos)
8476                         *pos++ = '\0';
8477                 if (iface.confname[0] == '\0')
8478                         iface.confname = NULL;
8479                 if (pos == NULL)
8480                         break;
8481
8482                 iface.driver = pos;
8483                 pos = os_strchr(pos, '\t');
8484                 if (pos)
8485                         *pos++ = '\0';
8486                 if (iface.driver[0] == '\0')
8487                         iface.driver = NULL;
8488                 if (pos == NULL)
8489                         break;
8490
8491                 iface.ctrl_interface = pos;
8492                 pos = os_strchr(pos, '\t');
8493                 if (pos)
8494                         *pos++ = '\0';
8495                 if (iface.ctrl_interface[0] == '\0')
8496                         iface.ctrl_interface = NULL;
8497                 if (pos == NULL)
8498                         break;
8499
8500                 iface.driver_param = pos;
8501                 pos = os_strchr(pos, '\t');
8502                 if (pos)
8503                         *pos++ = '\0';
8504                 if (iface.driver_param[0] == '\0')
8505                         iface.driver_param = NULL;
8506                 if (pos == NULL)
8507                         break;
8508
8509                 iface.bridge_ifname = pos;
8510                 pos = os_strchr(pos, '\t');
8511                 if (pos)
8512                         *pos++ = '\0';
8513                 if (iface.bridge_ifname[0] == '\0')
8514                         iface.bridge_ifname = NULL;
8515                 if (pos == NULL)
8516                         break;
8517         } while (0);
8518
8519         if (wpa_supplicant_get_iface(global, iface.ifname))
8520                 return -1;
8521
8522         return wpa_supplicant_add_iface(global, &iface) ? 0 : -1;
8523 }
8524
8525
8526 static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
8527                                               char *cmd)
8528 {
8529         struct wpa_supplicant *wpa_s;
8530
8531         wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
8532
8533         wpa_s = wpa_supplicant_get_iface(global, cmd);
8534         if (wpa_s == NULL)
8535                 return -1;
8536         return wpa_supplicant_remove_iface(global, wpa_s, 0);
8537 }
8538
8539
8540 static void wpa_free_iface_info(struct wpa_interface_info *iface)
8541 {
8542         struct wpa_interface_info *prev;
8543
8544         while (iface) {
8545                 prev = iface;
8546                 iface = iface->next;
8547
8548                 os_free(prev->ifname);
8549                 os_free(prev->desc);
8550                 os_free(prev);
8551         }
8552 }
8553
8554
8555 static int wpa_supplicant_global_iface_list(struct wpa_global *global,
8556                                             char *buf, int len)
8557 {
8558         int i, res;
8559         struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
8560         char *pos, *end;
8561
8562         for (i = 0; wpa_drivers[i]; i++) {
8563                 struct wpa_driver_ops *drv = wpa_drivers[i];
8564                 if (drv->get_interfaces == NULL)
8565                         continue;
8566                 tmp = drv->get_interfaces(global->drv_priv[i]);
8567                 if (tmp == NULL)
8568                         continue;
8569
8570                 if (last == NULL)
8571                         iface = last = tmp;
8572                 else
8573                         last->next = tmp;
8574                 while (last->next)
8575                         last = last->next;
8576         }
8577
8578         pos = buf;
8579         end = buf + len;
8580         for (tmp = iface; tmp; tmp = tmp->next) {
8581                 res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
8582                                   tmp->drv_name, tmp->ifname,
8583                                   tmp->desc ? tmp->desc : "");
8584                 if (os_snprintf_error(end - pos, res)) {
8585                         *pos = '\0';
8586                         break;
8587                 }
8588                 pos += res;
8589         }
8590
8591         wpa_free_iface_info(iface);
8592
8593         return pos - buf;
8594 }
8595
8596
8597 static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
8598                                                   char *buf, int len)
8599 {
8600         int res;
8601         char *pos, *end;
8602         struct wpa_supplicant *wpa_s;
8603
8604         wpa_s = global->ifaces;
8605         pos = buf;
8606         end = buf + len;
8607
8608         while (wpa_s) {
8609                 res = os_snprintf(pos, end - pos, "%s\n", wpa_s->ifname);
8610                 if (os_snprintf_error(end - pos, res)) {
8611                         *pos = '\0';
8612                         break;
8613                 }
8614                 pos += res;
8615                 wpa_s = wpa_s->next;
8616         }
8617         return pos - buf;
8618 }
8619
8620
8621 static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
8622                                             const char *ifname,
8623                                             char *cmd, size_t *resp_len)
8624 {
8625         struct wpa_supplicant *wpa_s;
8626
8627         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8628                 if (os_strcmp(ifname, wpa_s->ifname) == 0)
8629                         break;
8630         }
8631
8632         if (wpa_s == NULL) {
8633                 char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
8634                 if (resp)
8635                         *resp_len = os_strlen(resp);
8636                 else
8637                         *resp_len = 1;
8638                 return resp;
8639         }
8640
8641         return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
8642 }
8643
8644
8645 static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
8646                                                char *buf, size_t *resp_len)
8647 {
8648 #ifdef CONFIG_P2P
8649         static const char * cmd[] = {
8650                 "LIST_NETWORKS",
8651                 "P2P_FIND",
8652                 "P2P_STOP_FIND",
8653                 "P2P_LISTEN",
8654                 "P2P_GROUP_ADD",
8655                 "P2P_GET_PASSPHRASE",
8656                 "P2P_SERVICE_UPDATE",
8657                 "P2P_SERVICE_FLUSH",
8658                 "P2P_FLUSH",
8659                 "P2P_CANCEL",
8660                 "P2P_PRESENCE_REQ",
8661                 "P2P_EXT_LISTEN",
8662                 NULL
8663         };
8664         static const char * prefix[] = {
8665 #ifdef ANDROID
8666                 "DRIVER ",
8667 #endif /* ANDROID */
8668                 "GET_NETWORK ",
8669                 "REMOVE_NETWORK ",
8670                 "P2P_FIND ",
8671                 "P2P_CONNECT ",
8672                 "P2P_LISTEN ",
8673                 "P2P_GROUP_REMOVE ",
8674                 "P2P_GROUP_ADD ",
8675                 "P2P_PROV_DISC ",
8676                 "P2P_SERV_DISC_REQ ",
8677                 "P2P_SERV_DISC_CANCEL_REQ ",
8678                 "P2P_SERV_DISC_RESP ",
8679                 "P2P_SERV_DISC_EXTERNAL ",
8680                 "P2P_SERVICE_ADD ",
8681                 "P2P_SERVICE_DEL ",
8682                 "P2P_SERVICE_REP ",
8683                 "P2P_REJECT ",
8684                 "P2P_INVITE ",
8685                 "P2P_PEER ",
8686                 "P2P_SET ",
8687                 "P2P_UNAUTHORIZE ",
8688                 "P2P_PRESENCE_REQ ",
8689                 "P2P_EXT_LISTEN ",
8690                 "P2P_REMOVE_CLIENT ",
8691                 "WPS_NFC_TOKEN ",
8692                 "WPS_NFC_TAG_READ ",
8693                 "NFC_GET_HANDOVER_SEL ",
8694                 "NFC_GET_HANDOVER_REQ ",
8695                 "NFC_REPORT_HANDOVER ",
8696                 "P2P_ASP_PROVISION ",
8697                 "P2P_ASP_PROVISION_RESP ",
8698                 NULL
8699         };
8700         int found = 0;
8701         int i;
8702
8703         if (global->p2p_init_wpa_s == NULL)
8704                 return NULL;
8705
8706         for (i = 0; !found && cmd[i]; i++) {
8707                 if (os_strcmp(buf, cmd[i]) == 0)
8708                         found = 1;
8709         }
8710
8711         for (i = 0; !found && prefix[i]; i++) {
8712                 if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
8713                         found = 1;
8714         }
8715
8716         if (found)
8717                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8718                                                          buf, resp_len);
8719 #endif /* CONFIG_P2P */
8720         return NULL;
8721 }
8722
8723
8724 static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
8725                                                char *buf, size_t *resp_len)
8726 {
8727 #ifdef CONFIG_WIFI_DISPLAY
8728         if (global->p2p_init_wpa_s == NULL)
8729                 return NULL;
8730         if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
8731             os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
8732                 return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
8733                                                          buf, resp_len);
8734 #endif /* CONFIG_WIFI_DISPLAY */
8735         return NULL;
8736 }
8737
8738
8739 static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
8740                                            char *buf, size_t *resp_len)
8741 {
8742         char *ret;
8743
8744         ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
8745         if (ret)
8746                 return ret;
8747
8748         ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
8749         if (ret)
8750                 return ret;
8751
8752         return NULL;
8753 }
8754
8755
8756 static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
8757 {
8758         char *value;
8759
8760         value = os_strchr(cmd, ' ');
8761         if (value == NULL)
8762                 return -1;
8763         *value++ = '\0';
8764
8765         wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
8766
8767 #ifdef CONFIG_WIFI_DISPLAY
8768         if (os_strcasecmp(cmd, "wifi_display") == 0) {
8769                 wifi_display_enable(global, !!atoi(value));
8770                 return 0;
8771         }
8772 #endif /* CONFIG_WIFI_DISPLAY */
8773
8774         /* Restore cmd to its original value to allow redirection */
8775         value[-1] = ' ';
8776
8777         return -1;
8778 }
8779
8780
8781 #ifndef CONFIG_NO_CONFIG_WRITE
8782 static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
8783 {
8784         int ret = 0, saved = 0;
8785         struct wpa_supplicant *wpa_s;
8786
8787         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8788                 if (!wpa_s->conf->update_config) {
8789                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
8790                         continue;
8791                 }
8792
8793                 if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
8794                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
8795                         ret = 1;
8796                 } else {
8797                         wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
8798                         saved++;
8799                 }
8800         }
8801
8802         if (!saved && !ret) {
8803                 wpa_dbg(wpa_s, MSG_DEBUG,
8804                         "CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
8805                 ret = 1;
8806         }
8807
8808         return ret;
8809 }
8810 #endif /* CONFIG_NO_CONFIG_WRITE */
8811
8812
8813 static int wpas_global_ctrl_iface_status(struct wpa_global *global,
8814                                          char *buf, size_t buflen)
8815 {
8816         char *pos, *end;
8817         int ret;
8818         struct wpa_supplicant *wpa_s;
8819
8820         pos = buf;
8821         end = buf + buflen;
8822
8823 #ifdef CONFIG_P2P
8824         if (global->p2p && !global->p2p_disabled) {
8825                 ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
8826                                   "\n"
8827                                   "p2p_state=%s\n",
8828                                   MAC2STR(global->p2p_dev_addr),
8829                                   p2p_get_state_txt(global->p2p));
8830                 if (os_snprintf_error(end - pos, ret))
8831                         return pos - buf;
8832                 pos += ret;
8833         } else if (global->p2p) {
8834                 ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
8835                 if (os_snprintf_error(end - pos, ret))
8836                         return pos - buf;
8837                 pos += ret;
8838         }
8839 #endif /* CONFIG_P2P */
8840
8841 #ifdef CONFIG_WIFI_DISPLAY
8842         ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
8843                           !!global->wifi_display);
8844         if (os_snprintf_error(end - pos, ret))
8845                 return pos - buf;
8846         pos += ret;
8847 #endif /* CONFIG_WIFI_DISPLAY */
8848
8849         for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
8850                 ret = os_snprintf(pos, end - pos, "ifname=%s\n"
8851                                   "address=" MACSTR "\n",
8852                                   wpa_s->ifname, MAC2STR(wpa_s->own_addr));
8853                 if (os_snprintf_error(end - pos, ret))
8854                         return pos - buf;
8855                 pos += ret;
8856         }
8857
8858         return pos - buf;
8859 }
8860
8861
8862 char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
8863                                                 char *buf, size_t *resp_len)
8864 {
8865         char *reply;
8866         const int reply_size = 2048;
8867         int reply_len;
8868         int level = MSG_DEBUG;
8869
8870         if (os_strncmp(buf, "IFNAME=", 7) == 0) {
8871                 char *pos = os_strchr(buf + 7, ' ');
8872                 if (pos) {
8873                         *pos++ = '\0';
8874                         return wpas_global_ctrl_iface_ifname(global,
8875                                                              buf + 7, pos,
8876                                                              resp_len);
8877                 }
8878         }
8879
8880         reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
8881         if (reply)
8882                 return reply;
8883
8884         if (os_strcmp(buf, "PING") == 0)
8885                 level = MSG_EXCESSIVE;
8886         wpa_hexdump_ascii(level, "RX global ctrl_iface",
8887                           (const u8 *) buf, os_strlen(buf));
8888
8889         reply = os_malloc(reply_size);
8890         if (reply == NULL) {
8891                 *resp_len = 1;
8892                 return NULL;
8893         }
8894
8895         os_memcpy(reply, "OK\n", 3);
8896         reply_len = 3;
8897
8898         if (os_strcmp(buf, "PING") == 0) {
8899                 os_memcpy(reply, "PONG\n", 5);
8900                 reply_len = 5;
8901         } else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
8902                 if (wpa_supplicant_global_iface_add(global, buf + 14))
8903                         reply_len = -1;
8904         } else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
8905                 if (wpa_supplicant_global_iface_remove(global, buf + 17))
8906                         reply_len = -1;
8907         } else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
8908                 reply_len = wpa_supplicant_global_iface_list(
8909                         global, reply, reply_size);
8910         } else if (os_strcmp(buf, "INTERFACES") == 0) {
8911                 reply_len = wpa_supplicant_global_iface_interfaces(
8912                         global, reply, reply_size);
8913         } else if (os_strcmp(buf, "TERMINATE") == 0) {
8914                 wpa_supplicant_terminate_proc(global);
8915         } else if (os_strcmp(buf, "SUSPEND") == 0) {
8916                 wpas_notify_suspend(global);
8917         } else if (os_strcmp(buf, "RESUME") == 0) {
8918                 wpas_notify_resume(global);
8919         } else if (os_strncmp(buf, "SET ", 4) == 0) {
8920                 if (wpas_global_ctrl_iface_set(global, buf + 4)) {
8921 #ifdef CONFIG_P2P
8922                         if (global->p2p_init_wpa_s) {
8923                                 os_free(reply);
8924                                 /* Check if P2P redirection would work for this
8925                                  * command. */
8926                                 return wpa_supplicant_ctrl_iface_process(
8927                                         global->p2p_init_wpa_s,
8928                                         buf, resp_len);
8929                         }
8930 #endif /* CONFIG_P2P */
8931                         reply_len = -1;
8932                 }
8933 #ifndef CONFIG_NO_CONFIG_WRITE
8934         } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
8935                 if (wpas_global_ctrl_iface_save_config(global))
8936                         reply_len = -1;
8937 #endif /* CONFIG_NO_CONFIG_WRITE */
8938         } else if (os_strcmp(buf, "STATUS") == 0) {
8939                 reply_len = wpas_global_ctrl_iface_status(global, reply,
8940                                                           reply_size);
8941 #ifdef CONFIG_MODULE_TESTS
8942         } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
8943                 int wpas_module_tests(void);
8944                 if (wpas_module_tests() < 0)
8945                         reply_len = -1;
8946 #endif /* CONFIG_MODULE_TESTS */
8947         } else if (os_strncmp(buf, "RELOG", 5) == 0) {
8948                 if (wpa_debug_reopen_file() < 0)
8949                         reply_len = -1;
8950         } else {
8951                 os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
8952                 reply_len = 16;
8953         }
8954
8955         if (reply_len < 0) {
8956                 os_memcpy(reply, "FAIL\n", 5);
8957                 reply_len = 5;
8958         }
8959
8960         *resp_len = reply_len;
8961         return reply;
8962 }