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