src/wispr.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdlib.h>
  28
  29 #include <gweb/gweb.h>
  30
  31 #include "connman.h"
  32
  33 #define STATUS_URL_IPV4  "http://ipv4.connman.net/online/status.html"
  34 #define STATUS_URL_IPV6  "http://ipv6.connman.net/online/status.html"
  35
  36 struct connman_wispr_message {
  37         gboolean has_error;
  38         const char *current_element;
  39         int message_type;
  40         int response_code;
  41         char *login_url;
  42         char *abort_login_url;
  43         char *logoff_url;
  44         char *access_procedure;
  45         char *access_location;
  46         char *location_name;
  47 };
  48
  49 enum connman_wispr_result {
  50         CONNMAN_WISPR_RESULT_UNKNOWN = 0,
  51         CONNMAN_WISPR_RESULT_LOGIN   = 1,
  52         CONNMAN_WISPR_RESULT_ONLINE  = 2,
  53         CONNMAN_WISPR_RESULT_FAILED  = 3,
  54 };
  55
  56 struct connman_wispr_portal_context {
  57         struct connman_service *service;
  58         enum connman_ipconfig_type type;
  59
  60         /* Portal/WISPr common */
  61         GWeb *web;
  62         unsigned int token;
  63         guint request_id;
  64
  65         const char *status_url;
  66
  67         char *redirect_url;
  68
  69         /* WISPr specific */
  70         GWebParser *wispr_parser;
  71         struct connman_wispr_message wispr_msg;
  72
  73         char *wispr_username;
  74         char *wispr_password;
  75         char *wispr_formdata;
  76
  77         enum connman_wispr_result wispr_result;
  78 };
  79
  80 struct connman_wispr_portal {
  81         struct connman_wispr_portal_context *ipv4_context;
  82         struct connman_wispr_portal_context *ipv6_context;
  83 };
  84
  85 static gboolean wispr_portal_web_result(GWebResult *result, gpointer user_data);
  86
  87 static GHashTable *wispr_portal_list = NULL;
  88
  89 static void connman_wispr_message_init(struct connman_wispr_message *msg)
  90 {
  91         DBG("");
  92
  93         msg->has_error = FALSE;
  94         msg->current_element = NULL;
  95
  96         msg->message_type = -1;
  97         msg->response_code = -1;
  98
  99         g_free(msg->login_url);
 100         msg->login_url = NULL;
 101
 102         g_free(msg->abort_login_url);
 103         msg->abort_login_url = NULL;
 104
 105         g_free(msg->logoff_url);
 106         msg->logoff_url = NULL;
 107
 108         g_free(msg->access_procedure);
 109         msg->access_procedure = NULL;
 110
 111         g_free(msg->access_location);
 112         msg->access_location = NULL;
 113
 114         g_free(msg->location_name);
 115         msg->location_name = NULL;
 116 }
 117
 118 static void free_connman_wispr_portal_context(struct connman_wispr_portal_context *wp_context)
 119 {
 120         DBG("");
 121
 122         if (wp_context == NULL)
 123                 return;
 124
 125         connman_service_unref(wp_context->service);
 126
 127         if (wp_context->token > 0)
 128                 connman_proxy_lookup_cancel(wp_context->token);
 129
 130         if (wp_context->request_id > 0)
 131                 g_web_cancel_request(wp_context->web, wp_context->request_id);
 132
 133         g_web_unref(wp_context->web);
 134
 135         g_free(wp_context->redirect_url);
 136
 137         g_web_parser_unref(wp_context->wispr_parser);
 138         connman_wispr_message_init(&wp_context->wispr_msg);
 139
 140         g_free(wp_context->wispr_username);
 141         g_free(wp_context->wispr_password);
 142         g_free(wp_context->wispr_formdata);
 143
 144         g_free(wp_context);
 145 }
 146
 147 static void free_connman_wispr_portal(gpointer data)
 148 {
 149         struct connman_wispr_portal *wispr_portal = data;
 150
 151         DBG("");
 152
 153         if (wispr_portal == NULL)
 154                 return;
 155
 156         free_connman_wispr_portal_context(wispr_portal->ipv4_context);
 157         free_connman_wispr_portal_context(wispr_portal->ipv6_context);
 158
 159         g_free(wispr_portal);
 160 }
 161
 162 static const char *message_type_to_string(int message_type)
 163 {
 164         switch (message_type) {
 165         case 100:
 166                 return "Initial redirect message";
 167         case 110:
 168                 return "Proxy notification";
 169         case 120:
 170                 return "Authentication notification";
 171         case 130:
 172                 return "Logoff notification";
 173         case 140:
 174                 return "Response to Authentication Poll";
 175         case 150:
 176                 return "Response to Abort Login";
 177         }
 178
 179         return NULL;
 180 }
 181
 182 static const char *response_code_to_string(int response_code)
 183 {
 184         switch (response_code) {
 185         case 0:
 186                 return "No error";
 187         case 50:
 188                 return "Login succeeded";
 189         case 100:
 190                 return "Login failed";
 191         case 102:
 192                 return "RADIUS server error/timeout";
 193         case 105:
 194                 return "RADIUS server not enabled";
 195         case 150:
 196                 return "Logoff succeeded";
 197         case 151:
 198                 return "Login aborted";
 199         case 200:
 200                 return "Proxy detection/repeat operation";
 201         case 201:
 202                 return "Authentication pending";
 203         case 255:
 204                 return "Access gateway internal error";
 205         }
 206
 207         return NULL;
 208 }
 209
 210 static struct {
 211         const char *str;
 212         enum {
 213                 WISPR_ELEMENT_NONE              = 0,
 214                 WISPR_ELEMENT_ACCESS_PROCEDURE  = 1,
 215                 WISPR_ELEMENT_ACCESS_LOCATION   = 2,
 216                 WISPR_ELEMENT_LOCATION_NAME     = 3,
 217                 WISPR_ELEMENT_LOGIN_URL         = 4,
 218                 WISPR_ELEMENT_ABORT_LOGIN_URL   = 5,
 219                 WISPR_ELEMENT_MESSAGE_TYPE      = 6,
 220                 WISPR_ELEMENT_RESPONSE_CODE     = 7,
 221                 WISPR_ELEMENT_NEXT_URL          = 8,
 222                 WISPR_ELEMENT_DELAY             = 9,
 223                 WISPR_ELEMENT_REPLY_MESSAGE     = 10,
 224                 WISPR_ELEMENT_LOGIN_RESULTS_URL = 11,
 225                 WISPR_ELEMENT_LOGOFF_URL        = 12,
 226         } element;
 227 } wispr_element_map[] = {
 228         { "AccessProcedure",    WISPR_ELEMENT_ACCESS_PROCEDURE  },
 229         { "AccessLocation",     WISPR_ELEMENT_ACCESS_LOCATION   },
 230         { "LocationName",       WISPR_ELEMENT_LOCATION_NAME     },
 231         { "LoginURL",           WISPR_ELEMENT_LOGIN_URL         },
 232         { "AbortLoginURL",      WISPR_ELEMENT_ABORT_LOGIN_URL   },
 233         { "MessageType",        WISPR_ELEMENT_MESSAGE_TYPE      },
 234         { "ResponseCode",       WISPR_ELEMENT_RESPONSE_CODE     },
 235         { "NextURL",            WISPR_ELEMENT_NEXT_URL          },
 236         { "Delay",              WISPR_ELEMENT_DELAY             },
 237         { "ReplyMessage",       WISPR_ELEMENT_REPLY_MESSAGE     },
 238         { "LoginResultsURL",    WISPR_ELEMENT_LOGIN_RESULTS_URL },
 239         { "LogoffURL",          WISPR_ELEMENT_LOGOFF_URL        },
 240         { NULL,                 WISPR_ELEMENT_NONE              },
 241 };
 242
 243 static void xml_wispr_start_element_handler(GMarkupParseContext *context,
 244                                         const gchar *element_name,
 245                                         const gchar **attribute_names,
 246                                         const gchar **attribute_values,
 247                                         gpointer user_data, GError **error)
 248 {
 249         struct connman_wispr_message *msg = user_data;
 250
 251         msg->current_element = element_name;
 252 }
 253
 254 static void xml_wispr_end_element_handler(GMarkupParseContext *context,
 255                                         const gchar *element_name,
 256                                         gpointer user_data, GError **error)
 257 {
 258         struct connman_wispr_message *msg = user_data;
 259
 260         msg->current_element = NULL;
 261 }
 262
 263 static void xml_wispr_text_handler(GMarkupParseContext *context,
 264                                         const gchar *text, gsize text_len,
 265                                         gpointer user_data, GError **error)
 266 {
 267         struct connman_wispr_message *msg = user_data;
 268         int i;
 269
 270         if (msg->current_element == NULL)
 271                 return;
 272
 273         for (i = 0; wispr_element_map[i].str; i++) {
 274                 if (g_str_equal(wispr_element_map[i].str,
 275                                         msg->current_element) == FALSE)
 276                         continue;
 277
 278                 switch (wispr_element_map[i].element) {
 279                 case WISPR_ELEMENT_NONE:
 280                 case WISPR_ELEMENT_ACCESS_PROCEDURE:
 281                         g_free(msg->access_procedure);
 282                         msg->access_procedure = g_strdup(text);
 283                         break;
 284                 case WISPR_ELEMENT_ACCESS_LOCATION:
 285                         g_free(msg->access_location);
 286                         msg->access_location = g_strdup(text);
 287                         break;
 288                 case WISPR_ELEMENT_LOCATION_NAME:
 289                         g_free(msg->location_name);
 290                         msg->location_name = g_strdup(text);
 291                         break;
 292                 case WISPR_ELEMENT_LOGIN_URL:
 293                         g_free(msg->login_url);
 294                         msg->login_url = g_strdup(text);
 295                         break;
 296                 case WISPR_ELEMENT_ABORT_LOGIN_URL:
 297                         g_free(msg->abort_login_url);
 298                         msg->abort_login_url = g_strdup(text);
 299                         break;
 300                 case WISPR_ELEMENT_MESSAGE_TYPE:
 301                         msg->message_type = atoi(text);
 302                         break;
 303                 case WISPR_ELEMENT_RESPONSE_CODE:
 304                         msg->response_code = atoi(text);
 305                         break;
 306                 case WISPR_ELEMENT_NEXT_URL:
 307                 case WISPR_ELEMENT_DELAY:
 308                 case WISPR_ELEMENT_REPLY_MESSAGE:
 309                 case WISPR_ELEMENT_LOGIN_RESULTS_URL:
 310                         break;
 311                 case WISPR_ELEMENT_LOGOFF_URL:
 312                         g_free(msg->logoff_url);
 313                         msg->logoff_url = g_strdup(text);
 314                         break;
 315                 }
 316         }
 317 }
 318
 319 static void xml_wispr_error_handler(GMarkupParseContext *context,
 320                                         GError *error, gpointer user_data)
 321 {
 322         struct connman_wispr_message *msg = user_data;
 323
 324         msg->has_error = TRUE;
 325 }
 326
 327 static const GMarkupParser xml_wispr_parser_handlers = {
 328         xml_wispr_start_element_handler,
 329         xml_wispr_end_element_handler,
 330         xml_wispr_text_handler,
 331         NULL,
 332         xml_wispr_error_handler,
 333 };
 334
 335 static void xml_wispr_parser_callback(const char *str, gpointer user_data)
 336 {
 337         struct connman_wispr_portal_context *wp_context = user_data;
 338         GMarkupParseContext *parser_context = NULL;
 339         gboolean result;
 340
 341         DBG("");
 342
 343         parser_context = g_markup_parse_context_new(&xml_wispr_parser_handlers,
 344                                         G_MARKUP_TREAT_CDATA_AS_TEXT,
 345                                         &(wp_context->wispr_msg), NULL);
 346
 347         result = g_markup_parse_context_parse(parser_context,
 348                                         str, strlen(str), NULL);
 349         if (result == TRUE)
 350                 result = g_markup_parse_context_end_parse(parser_context, NULL);
 351
 352         g_markup_parse_context_free(parser_context);
 353 }
 354
 355 static void web_debug(const char *str, void *data)
 356 {
 357         connman_info("%s: %s\n", (const char *) data, str);
 358 }
 359
 360 static void wispr_portal_error(struct connman_wispr_portal_context *wp_context)
 361 {
 362         DBG("Failed to proceed wispr/portal web request");
 363
 364         wp_context->wispr_result = CONNMAN_WISPR_RESULT_FAILED;
 365 }
 366
 367 static void portal_manage_status(GWebResult *result,
 368                         struct connman_wispr_portal_context *wp_context)
 369 {
 370         const char *str = NULL;
 371
 372         DBG("");
 373
 374         /* We currently don't do anything with this info */
 375         if (g_web_result_get_header(result, "X-ConnMan-Client-IP",
 376                                 &str) == TRUE)
 377                 connman_info("Client-IP: %s", str);
 378
 379         if (g_web_result_get_header(result, "X-ConnMan-Client-Country",
 380                                 &str) == TRUE)
 381                 connman_info("Client-Country: %s", str);
 382
 383         if (g_web_result_get_header(result, "X-ConnMan-Client-Region",
 384                                 &str) == TRUE)
 385                 connman_info("Client-Region: %s", str);
 386
 387         __connman_service_ipconfig_indicate_state(wp_context->service,
 388                                                 CONNMAN_SERVICE_STATE_ONLINE,
 389                                                 wp_context->type);
 390 }
 391
 392 static void wispr_portal_request_portal(struct connman_wispr_portal_context *wp_context)
 393 {
 394         DBG("");
 395
 396         wp_context->request_id = g_web_request_get(wp_context->web,
 397                                         wp_context->status_url,
 398                                         wispr_portal_web_result, NULL,
 399                                         wp_context);
 400
 401         if (wp_context->request_id == 0)
 402                 wispr_portal_error(wp_context);
 403 }
 404
 405 static gboolean wispr_input(const guint8 **data, gsize *length,
 406                                                 gpointer user_data)
 407 {
 408         struct connman_wispr_portal_context *wp_context = user_data;
 409         GString *buf;
 410         gsize count;
 411
 412         DBG("");
 413
 414         buf = g_string_sized_new(100);
 415
 416         g_string_append(buf, "button=Login&UserName=");
 417         g_string_append_uri_escaped(buf, wp_context->wispr_username,
 418                                                                 NULL, FALSE);
 419         g_string_append(buf, "&Password=");
 420         g_string_append_uri_escaped(buf, wp_context->wispr_password,
 421                                                                 NULL, FALSE);
 422         g_string_append(buf, "&FNAME=0&OriginatingServer=");
 423         g_string_append_uri_escaped(buf, wp_context->status_url, NULL, FALSE);
 424
 425         count = buf->len;
 426
 427         g_free(wp_context->wispr_formdata);
 428         wp_context->wispr_formdata = g_string_free(buf, FALSE);
 429
 430         *data = (guint8 *) wp_context->wispr_formdata;
 431         *length = count;
 432
 433         return FALSE;
 434 }
 435
 436 static void wispr_portal_request_wispr_login(struct connman_service *service,
 437                                 connman_bool_t success,
 438                                 const char *ssid, int ssid_len,
 439                                 const char *username, const char *password,
 440                                 gboolean wps, const char *wpspin,
 441                                 void *user_data)
 442 {
 443         struct connman_wispr_portal_context *wp_context = user_data;
 444
 445         DBG("");
 446
 447         g_free(wp_context->wispr_username);
 448         wp_context->wispr_username = g_strdup(username);
 449
 450         g_free(wp_context->wispr_password);
 451         wp_context->wispr_password = g_strdup(password);
 452
 453         wp_context->request_id = g_web_request_post(wp_context->web,
 454                                         wp_context->wispr_msg.login_url,
 455                                         "application/x-www-form-urlencoded",
 456                                         wispr_input, wispr_portal_web_result,
 457                                         wp_context);
 458
 459         connman_wispr_message_init(&wp_context->wispr_msg);
 460 }
 461
 462 static gboolean wispr_manage_message(GWebResult *result,
 463                         struct connman_wispr_portal_context *wp_context)
 464 {
 465         DBG("Message type: %s (%d)",
 466                 message_type_to_string(wp_context->wispr_msg.message_type),
 467                                         wp_context->wispr_msg.message_type);
 468         DBG("Response code: %s (%d)",
 469                 response_code_to_string(wp_context->wispr_msg.response_code),
 470                                         wp_context->wispr_msg.response_code);
 471
 472         if (wp_context->wispr_msg.access_procedure != NULL)
 473                 DBG("Access procedure: %s",
 474                         wp_context->wispr_msg.access_procedure);
 475         if (wp_context->wispr_msg.access_location != NULL)
 476                 DBG("Access location: %s",
 477                         wp_context->wispr_msg.access_location);
 478         if (wp_context->wispr_msg.location_name != NULL)
 479                 DBG("Location name: %s",
 480                         wp_context->wispr_msg.location_name);
 481         if (wp_context->wispr_msg.login_url != NULL)
 482                 DBG("Login URL: %s", wp_context->wispr_msg.login_url);
 483         if (wp_context->wispr_msg.abort_login_url != NULL)
 484                 DBG("Abort login URL: %s",
 485                         wp_context->wispr_msg.abort_login_url);
 486         if (wp_context->wispr_msg.logoff_url != NULL)
 487                 DBG("Logoff URL: %s", wp_context->wispr_msg.logoff_url);
 488
 489         switch (wp_context->wispr_msg.message_type) {
 490         case 100:
 491                 DBG("Login required");
 492
 493                 wp_context->wispr_result = CONNMAN_WISPR_RESULT_LOGIN;
 494
 495                 if (__connman_agent_request_login_input(wp_context->service,
 496                                         wispr_portal_request_wispr_login,
 497                                         wp_context) != -EIO)
 498                         wispr_portal_error(wp_context);
 499
 500                 break;
 501         case 120: /* Falling down */
 502         case 140:
 503                 if (wp_context->wispr_msg.response_code == 50) {
 504                         wp_context->wispr_result = CONNMAN_WISPR_RESULT_ONLINE;
 505
 506                         g_free(wp_context->wispr_username);
 507                         wp_context->wispr_username = NULL;
 508
 509                         g_free(wp_context->wispr_password);
 510                         wp_context->wispr_password = NULL;
 511
 512                         g_free(wp_context->wispr_formdata);
 513                         wp_context->wispr_formdata = NULL;
 514
 515                         wispr_portal_request_portal(wp_context);
 516
 517                         return TRUE;
 518                 } else
 519                         wispr_portal_error(wp_context);
 520
 521                 break;
 522         default:
 523                 break;
 524         }
 525
 526         return FALSE;
 527 }
 528
 529 static void wispr_portal_browser_reply_cb(struct connman_service *service,
 530                                         connman_bool_t authentication_done,
 531                                         void *user_data)
 532 {
 533         struct connman_wispr_portal_context *wp_context = user_data;
 534
 535         if (service == NULL || wp_context == NULL)
 536                 return;
 537
 538         if (authentication_done == FALSE) {
 539                 wispr_portal_error(wp_context);
 540                 return;
 541         }
 542
 543         /* Restarting the test */
 544         __connman_wispr_start(service, wp_context->type);
 545 }
 546
 547 static gboolean wispr_portal_web_result(GWebResult *result, gpointer user_data)
 548 {
 549         struct connman_wispr_portal_context *wp_context = user_data;
 550         const char *redirect = NULL;
 551         const guint8 *chunk = NULL;
 552         const char *str = NULL;
 553         guint16 status;
 554         gsize length;
 555
 556         DBG("");
 557
 558         if (wp_context->request_id == 0)
 559                 return FALSE;
 560
 561         if (wp_context->wispr_result != CONNMAN_WISPR_RESULT_ONLINE) {
 562                 g_web_result_get_chunk(result, &chunk, &length);
 563
 564                 if (length > 0) {
 565                         g_web_parser_feed_data(wp_context->wispr_parser,
 566                                                                 chunk, length);
 567                         return TRUE;
 568                 }
 569
 570                 g_web_parser_end_data(wp_context->wispr_parser);
 571
 572                 if (wp_context->wispr_msg.message_type >= 0) {
 573                         if (wispr_manage_message(result, wp_context) == TRUE)
 574                                 goto done;
 575                 }
 576         }
 577
 578         status = g_web_result_get_status(result);
 579
 580         DBG("status: %03u", status);
 581
 582         switch (status) {
 583         case 200:
 584                 if (wp_context->wispr_msg.message_type >= 0)
 585                         break;
 586
 587                 if (g_web_result_get_header(result, "X-ConnMan-Status",
 588                                                                 &str) == TRUE)
 589                         portal_manage_status(result, wp_context);
 590                 else
 591                         __connman_agent_request_browser(wp_context->service,
 592                                         wispr_portal_browser_reply_cb,
 593                                         wp_context->redirect_url, wp_context);
 594
 595                 break;
 596         case 302:
 597                 if (g_web_result_get_header(result, "Location",
 598                                                 &redirect) == FALSE) {
 599                         __connman_agent_request_browser(wp_context->service,
 600                                         wispr_portal_browser_reply_cb,
 601                                         wp_context->status_url, wp_context);
 602                         break;
 603                 }
 604
 605                 DBG("Redirect URL: %s", redirect);
 606
 607                 wp_context->redirect_url = g_strdup(redirect);
 608
 609                 wp_context->request_id = g_web_request_get(wp_context->web,
 610                                 redirect, wispr_portal_web_result, NULL,
 611                                 wp_context);
 612
 613                 goto done;
 614         case 404:
 615                 if (__connman_service_online_check_failed(wp_context->service,
 616                                                         wp_context->type) == 0)
 617                         wispr_portal_error(wp_context);
 618
 619                 break;
 620         default:
 621                 break;
 622         }
 623
 624         wp_context->request_id = 0;
 625 done:
 626         wp_context->wispr_msg.message_type = -1;
 627         return FALSE;
 628 }
 629
 630 static void proxy_callback(const char *proxy, void *user_data)
 631 {
 632         struct connman_wispr_portal_context *wp_context = user_data;
 633
 634         DBG("proxy %s", proxy);
 635
 636         wp_context->token = 0;
 637
 638         if (getenv("CONNMAN_WEB_DEBUG"))
 639                 g_web_set_debug(wp_context->web, web_debug, "WEB");
 640
 641         if (proxy != NULL && g_strcmp0(proxy, "DIRECT") != 0)
 642                 g_web_set_proxy(wp_context->web, proxy);
 643
 644         g_web_set_accept(wp_context->web, NULL);
 645         g_web_set_user_agent(wp_context->web, "ConnMan/%s wispr", VERSION);
 646         g_web_set_close_connection(wp_context->web, TRUE);
 647
 648         connman_wispr_message_init(&wp_context->wispr_msg);
 649
 650         wp_context->wispr_parser = g_web_parser_new(
 651                                         "<WISPAccessGatewayParam",
 652                                         "WISPAccessGatewayParam>",
 653                                         xml_wispr_parser_callback, wp_context);
 654
 655         wispr_portal_request_portal(wp_context);
 656 }
 657
 658 static gboolean no_proxy_callback(gpointer user_data)
 659 {
 660         struct connman_wispr_portal_context *wp_context = user_data;
 661
 662         proxy_callback("DIRECT", wp_context);
 663
 664         return FALSE;
 665 }
 666
 667 static int wispr_portal_detect(struct connman_wispr_portal_context *wp_context)
 668 {
 669         enum connman_service_proxy_method proxy_method;
 670         enum connman_service_type service_type;
 671         char *interface = NULL;
 672         char **nameservers = NULL;
 673         int if_index;
 674         int err = 0;
 675         int i;
 676
 677         DBG("wispr/portal context %p", wp_context);
 678         DBG("service %p", wp_context->service);
 679
 680         service_type = connman_service_get_type(wp_context->service);
 681
 682         switch (service_type) {
 683         case CONNMAN_SERVICE_TYPE_ETHERNET:
 684         case CONNMAN_SERVICE_TYPE_WIFI:
 685         case CONNMAN_SERVICE_TYPE_WIMAX:
 686         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 687         case CONNMAN_SERVICE_TYPE_CELLULAR:
 688                 break;
 689         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 690         case CONNMAN_SERVICE_TYPE_SYSTEM:
 691         case CONNMAN_SERVICE_TYPE_GPS:
 692         case CONNMAN_SERVICE_TYPE_VPN:
 693         case CONNMAN_SERVICE_TYPE_GADGET:
 694                 return -EOPNOTSUPP;
 695         }
 696
 697         interface = connman_service_get_interface(wp_context->service);
 698         if (interface == NULL)
 699                 return -EINVAL;
 700
 701         DBG("interface %s", interface);
 702
 703         if_index = connman_inet_ifindex(interface);
 704         if (if_index < 0) {
 705                 err = -EINVAL;
 706                 goto done;
 707         }
 708
 709         nameservers = connman_service_get_nameservers(wp_context->service);
 710         if (nameservers == NULL) {
 711                 err = -EINVAL;
 712                 goto done;
 713         }
 714
 715         wp_context->web = g_web_new(if_index);
 716         if (wp_context->web == NULL) {
 717                 err = -ENOMEM;
 718                 goto done;
 719         }
 720
 721         if (wp_context->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
 722                 g_web_set_address_family(wp_context->web, AF_INET);
 723                 wp_context->status_url = STATUS_URL_IPV4;
 724         } else {
 725                 g_web_set_address_family(wp_context->web, AF_INET6);
 726                 wp_context->status_url = STATUS_URL_IPV6;
 727         }
 728
 729         for (i = 0; nameservers[i] != NULL; i++)
 730                 g_web_add_nameserver(wp_context->web, nameservers[i]);
 731
 732         proxy_method = connman_service_get_proxy_method(wp_context->service);
 733
 734         if (proxy_method != CONNMAN_SERVICE_PROXY_METHOD_DIRECT) {
 735                 wp_context->token = connman_proxy_lookup(interface,
 736                                                 wp_context->status_url,
 737                                                 wp_context->service,
 738                                                 proxy_callback, wp_context);
 739
 740                 if (wp_context->token == 0)
 741                         err = -EINVAL;
 742         } else {
 743                 g_timeout_add_seconds(0, no_proxy_callback, wp_context);
 744         }
 745
 746 done:
 747         g_strfreev(nameservers);
 748
 749         g_free(interface);
 750         return err;
 751 }
 752
 753 int __connman_wispr_start(struct connman_service *service,
 754                                         enum connman_ipconfig_type type)
 755 {
 756         struct connman_wispr_portal_context *wp_context = NULL;
 757         struct connman_wispr_portal *wispr_portal = NULL;
 758         int index;
 759
 760         DBG("service %p", service);
 761
 762         if (wispr_portal_list == NULL)
 763                 return -EINVAL;
 764
 765         index = __connman_service_get_index(service);
 766         if (index < 0)
 767                 return -EINVAL;
 768
 769         wispr_portal = g_hash_table_lookup(wispr_portal_list,
 770                                         GINT_TO_POINTER(index));
 771         if (wispr_portal == NULL) {
 772                 wispr_portal = g_try_new0(struct connman_wispr_portal, 1);
 773                 if (wispr_portal == NULL)
 774                         return -ENOMEM;
 775
 776                 g_hash_table_replace(wispr_portal_list,
 777                                         GINT_TO_POINTER(index), wispr_portal);
 778         }
 779
 780         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
 781                 wp_context = wispr_portal->ipv4_context;
 782         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
 783                 wp_context = wispr_portal->ipv6_context;
 784         else
 785                 return -EINVAL;
 786
 787         /* If there is already an existing context, we wipe it */
 788         if (wp_context != NULL)
 789                 free_connman_wispr_portal_context(wp_context);
 790
 791         wp_context = g_try_new0(struct connman_wispr_portal_context, 1);
 792         if (wp_context == NULL)
 793                 return -ENOMEM;
 794
 795         connman_service_ref(service);
 796
 797         wp_context->service = service;
 798         wp_context->type = type;
 799
 800         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
 801                 wispr_portal->ipv4_context = wp_context;
 802         else
 803                 wispr_portal->ipv6_context = wp_context;
 804
 805         return wispr_portal_detect(wp_context);
 806 }
 807
 808 void __connman_wispr_stop(struct connman_service *service)
 809 {
 810         int index;
 811
 812         DBG("service %p", service);
 813
 814         if (wispr_portal_list == NULL)
 815                 return;
 816
 817         index = __connman_service_get_index(service);
 818         if (index < 0)
 819                 return;
 820
 821         g_hash_table_remove(wispr_portal_list, GINT_TO_POINTER(index));
 822 }
 823
 824 int __connman_wispr_init(void)
 825 {
 826         DBG("");
 827
 828         wispr_portal_list = g_hash_table_new_full(g_direct_hash,
 829                                                 g_direct_equal, NULL,
 830                                                 free_connman_wispr_portal);
 831
 832         return 0;
 833 }
 834
 835 void __connman_wispr_cleanup(void)
 836 {
 837         DBG("");
 838
 839         g_hash_table_destroy(wispr_portal_list);
 840         wispr_portal_list = NULL;
 841 }