src/wispr.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2013  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         bool 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 wispr_route {
  57         char *address;
  58         int if_index;
  59 };
  60
  61 struct connman_wispr_portal_context {
  62         struct connman_service *service;
  63         enum connman_ipconfig_type type;
  64         struct connman_wispr_portal *wispr_portal;
  65
  66         /* Portal/WISPr common */
  67         GWeb *web;
  68         unsigned int token;
  69         guint request_id;
  70
  71         const char *status_url;
  72
  73         char *redirect_url;
  74
  75         /* WISPr specific */
  76         GWebParser *wispr_parser;
  77         struct connman_wispr_message wispr_msg;
  78
  79         char *wispr_username;
  80         char *wispr_password;
  81         char *wispr_formdata;
  82
  83         enum connman_wispr_result wispr_result;
  84
  85         GSList *route_list;
  86
  87         guint timeout;
  88 };
  89
  90 struct connman_wispr_portal {
  91         struct connman_wispr_portal_context *ipv4_context;
  92         struct connman_wispr_portal_context *ipv6_context;
  93 };
  94
  95 static bool wispr_portal_web_result(GWebResult *result, gpointer user_data);
  96
  97 static GHashTable *wispr_portal_list = NULL;
  98
  99 static void connman_wispr_message_init(struct connman_wispr_message *msg)
 100 {
 101         DBG("");
 102
 103         msg->has_error = false;
 104         msg->current_element = NULL;
 105
 106         msg->message_type = -1;
 107         msg->response_code = -1;
 108
 109         g_free(msg->login_url);
 110         msg->login_url = NULL;
 111
 112         g_free(msg->abort_login_url);
 113         msg->abort_login_url = NULL;
 114
 115         g_free(msg->logoff_url);
 116         msg->logoff_url = NULL;
 117
 118         g_free(msg->access_procedure);
 119         msg->access_procedure = NULL;
 120
 121         g_free(msg->access_location);
 122         msg->access_location = NULL;
 123
 124         g_free(msg->location_name);
 125         msg->location_name = NULL;
 126 }
 127
 128 static void free_wispr_routes(struct connman_wispr_portal_context *wp_context)
 129 {
 130         while (wp_context->route_list) {
 131                 struct wispr_route *route = wp_context->route_list->data;
 132
 133                 DBG("free route to %s if %d type %d", route->address,
 134                                 route->if_index, wp_context->type);
 135
 136                 switch (wp_context->type) {
 137                 case CONNMAN_IPCONFIG_TYPE_IPV4:
 138                         connman_inet_del_host_route(route->if_index,
 139                                         route->address);
 140                         break;
 141                 case CONNMAN_IPCONFIG_TYPE_IPV6:
 142                         connman_inet_del_ipv6_host_route(route->if_index,
 143                                         route->address);
 144                         break;
 145                 case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
 146                 case CONNMAN_IPCONFIG_TYPE_ALL:
 147                         break;
 148                 }
 149
 150                 g_free(route->address);
 151                 g_free(route);
 152
 153                 wp_context->route_list =
 154                         g_slist_delete_link(wp_context->route_list,
 155                                         wp_context->route_list);
 156         }
 157 }
 158
 159 static void free_connman_wispr_portal_context(
 160                 struct connman_wispr_portal_context *wp_context)
 161 {
 162         DBG("context %p", wp_context);
 163
 164         if (!wp_context)
 165                 return;
 166
 167         if (wp_context->wispr_portal) {
 168                 if (wp_context->wispr_portal->ipv4_context == wp_context)
 169                         wp_context->wispr_portal->ipv4_context = NULL;
 170
 171                 if (wp_context->wispr_portal->ipv6_context == wp_context)
 172                         wp_context->wispr_portal->ipv6_context = NULL;
 173         }
 174
 175         if (wp_context->token > 0)
 176                 connman_proxy_lookup_cancel(wp_context->token);
 177
 178         if (wp_context->request_id > 0)
 179                 g_web_cancel_request(wp_context->web, wp_context->request_id);
 180
 181         if (wp_context->timeout > 0)
 182                 g_source_remove(wp_context->timeout);
 183
 184         if (wp_context->web)
 185                 g_web_unref(wp_context->web);
 186
 187         g_free(wp_context->redirect_url);
 188
 189         if (wp_context->wispr_parser)
 190                 g_web_parser_unref(wp_context->wispr_parser);
 191
 192         connman_wispr_message_init(&wp_context->wispr_msg);
 193
 194         g_free(wp_context->wispr_username);
 195         g_free(wp_context->wispr_password);
 196         g_free(wp_context->wispr_formdata);
 197
 198         free_wispr_routes(wp_context);
 199
 200         g_free(wp_context);
 201 }
 202
 203 static struct connman_wispr_portal_context *create_wispr_portal_context(void)
 204 {
 205         return g_try_new0(struct connman_wispr_portal_context, 1);
 206 }
 207
 208 static void free_connman_wispr_portal(gpointer data)
 209 {
 210         struct connman_wispr_portal *wispr_portal = data;
 211
 212         DBG("");
 213
 214         if (!wispr_portal)
 215                 return;
 216
 217         free_connman_wispr_portal_context(wispr_portal->ipv4_context);
 218         free_connman_wispr_portal_context(wispr_portal->ipv6_context);
 219
 220         g_free(wispr_portal);
 221 }
 222
 223 static const char *message_type_to_string(int message_type)
 224 {
 225         switch (message_type) {
 226         case 100:
 227                 return "Initial redirect message";
 228         case 110:
 229                 return "Proxy notification";
 230         case 120:
 231                 return "Authentication notification";
 232         case 130:
 233                 return "Logoff notification";
 234         case 140:
 235                 return "Response to Authentication Poll";
 236         case 150:
 237                 return "Response to Abort Login";
 238         }
 239
 240         return NULL;
 241 }
 242
 243 static const char *response_code_to_string(int response_code)
 244 {
 245         switch (response_code) {
 246         case 0:
 247                 return "No error";
 248         case 50:
 249                 return "Login succeeded";
 250         case 100:
 251                 return "Login failed";
 252         case 102:
 253                 return "RADIUS server error/timeout";
 254         case 105:
 255                 return "RADIUS server not enabled";
 256         case 150:
 257                 return "Logoff succeeded";
 258         case 151:
 259                 return "Login aborted";
 260         case 200:
 261                 return "Proxy detection/repeat operation";
 262         case 201:
 263                 return "Authentication pending";
 264         case 255:
 265                 return "Access gateway internal error";
 266         }
 267
 268         return NULL;
 269 }
 270
 271 static struct {
 272         const char *str;
 273         enum {
 274                 WISPR_ELEMENT_NONE              = 0,
 275                 WISPR_ELEMENT_ACCESS_PROCEDURE  = 1,
 276                 WISPR_ELEMENT_ACCESS_LOCATION   = 2,
 277                 WISPR_ELEMENT_LOCATION_NAME     = 3,
 278                 WISPR_ELEMENT_LOGIN_URL         = 4,
 279                 WISPR_ELEMENT_ABORT_LOGIN_URL   = 5,
 280                 WISPR_ELEMENT_MESSAGE_TYPE      = 6,
 281                 WISPR_ELEMENT_RESPONSE_CODE     = 7,
 282                 WISPR_ELEMENT_NEXT_URL          = 8,
 283                 WISPR_ELEMENT_DELAY             = 9,
 284                 WISPR_ELEMENT_REPLY_MESSAGE     = 10,
 285                 WISPR_ELEMENT_LOGIN_RESULTS_URL = 11,
 286                 WISPR_ELEMENT_LOGOFF_URL        = 12,
 287         } element;
 288 } wispr_element_map[] = {
 289         { "AccessProcedure",    WISPR_ELEMENT_ACCESS_PROCEDURE  },
 290         { "AccessLocation",     WISPR_ELEMENT_ACCESS_LOCATION   },
 291         { "LocationName",       WISPR_ELEMENT_LOCATION_NAME     },
 292         { "LoginURL",           WISPR_ELEMENT_LOGIN_URL         },
 293         { "AbortLoginURL",      WISPR_ELEMENT_ABORT_LOGIN_URL   },
 294         { "MessageType",        WISPR_ELEMENT_MESSAGE_TYPE      },
 295         { "ResponseCode",       WISPR_ELEMENT_RESPONSE_CODE     },
 296         { "NextURL",            WISPR_ELEMENT_NEXT_URL          },
 297         { "Delay",              WISPR_ELEMENT_DELAY             },
 298         { "ReplyMessage",       WISPR_ELEMENT_REPLY_MESSAGE     },
 299         { "LoginResultsURL",    WISPR_ELEMENT_LOGIN_RESULTS_URL },
 300         { "LogoffURL",          WISPR_ELEMENT_LOGOFF_URL        },
 301         { NULL,                 WISPR_ELEMENT_NONE              },
 302 };
 303
 304 static void xml_wispr_start_element_handler(GMarkupParseContext *context,
 305                                         const gchar *element_name,
 306                                         const gchar **attribute_names,
 307                                         const gchar **attribute_values,
 308                                         gpointer user_data, GError **error)
 309 {
 310         struct connman_wispr_message *msg = user_data;
 311
 312         msg->current_element = element_name;
 313 }
 314
 315 static void xml_wispr_end_element_handler(GMarkupParseContext *context,
 316                                         const gchar *element_name,
 317                                         gpointer user_data, GError **error)
 318 {
 319         struct connman_wispr_message *msg = user_data;
 320
 321         msg->current_element = NULL;
 322 }
 323
 324 static void xml_wispr_text_handler(GMarkupParseContext *context,
 325                                         const gchar *text, gsize text_len,
 326                                         gpointer user_data, GError **error)
 327 {
 328         struct connman_wispr_message *msg = user_data;
 329         int i;
 330
 331         if (!msg->current_element)
 332                 return;
 333
 334         for (i = 0; wispr_element_map[i].str; i++) {
 335                 if (!g_str_equal(wispr_element_map[i].str, msg->current_element))
 336                         continue;
 337
 338                 switch (wispr_element_map[i].element) {
 339                 case WISPR_ELEMENT_NONE:
 340                 case WISPR_ELEMENT_ACCESS_PROCEDURE:
 341                         g_free(msg->access_procedure);
 342                         msg->access_procedure = g_strdup(text);
 343                         break;
 344                 case WISPR_ELEMENT_ACCESS_LOCATION:
 345                         g_free(msg->access_location);
 346                         msg->access_location = g_strdup(text);
 347                         break;
 348                 case WISPR_ELEMENT_LOCATION_NAME:
 349                         g_free(msg->location_name);
 350                         msg->location_name = g_strdup(text);
 351                         break;
 352                 case WISPR_ELEMENT_LOGIN_URL:
 353                         g_free(msg->login_url);
 354                         msg->login_url = g_strdup(text);
 355                         break;
 356                 case WISPR_ELEMENT_ABORT_LOGIN_URL:
 357                         g_free(msg->abort_login_url);
 358                         msg->abort_login_url = g_strdup(text);
 359                         break;
 360                 case WISPR_ELEMENT_MESSAGE_TYPE:
 361                         msg->message_type = atoi(text);
 362                         break;
 363                 case WISPR_ELEMENT_RESPONSE_CODE:
 364                         msg->response_code = atoi(text);
 365                         break;
 366                 case WISPR_ELEMENT_NEXT_URL:
 367                 case WISPR_ELEMENT_DELAY:
 368                 case WISPR_ELEMENT_REPLY_MESSAGE:
 369                 case WISPR_ELEMENT_LOGIN_RESULTS_URL:
 370                         break;
 371                 case WISPR_ELEMENT_LOGOFF_URL:
 372                         g_free(msg->logoff_url);
 373                         msg->logoff_url = g_strdup(text);
 374                         break;
 375                 }
 376         }
 377 }
 378
 379 static void xml_wispr_error_handler(GMarkupParseContext *context,
 380                                         GError *error, gpointer user_data)
 381 {
 382         struct connman_wispr_message *msg = user_data;
 383
 384         msg->has_error = true;
 385 }
 386
 387 static const GMarkupParser xml_wispr_parser_handlers = {
 388         xml_wispr_start_element_handler,
 389         xml_wispr_end_element_handler,
 390         xml_wispr_text_handler,
 391         NULL,
 392         xml_wispr_error_handler,
 393 };
 394
 395 static void xml_wispr_parser_callback(const char *str, gpointer user_data)
 396 {
 397         struct connman_wispr_portal_context *wp_context = user_data;
 398         GMarkupParseContext *parser_context = NULL;
 399         bool result;
 400
 401         DBG("");
 402
 403         parser_context = g_markup_parse_context_new(&xml_wispr_parser_handlers,
 404                                         G_MARKUP_TREAT_CDATA_AS_TEXT,
 405                                         &(wp_context->wispr_msg), NULL);
 406
 407         result = g_markup_parse_context_parse(parser_context,
 408                                         str, strlen(str), NULL);
 409         if (result)
 410                 g_markup_parse_context_end_parse(parser_context, NULL);
 411
 412         g_markup_parse_context_free(parser_context);
 413 }
 414
 415 static void web_debug(const char *str, void *data)
 416 {
 417         connman_info("%s: %s\n", (const char *) data, str);
 418 }
 419
 420 static void wispr_portal_error(struct connman_wispr_portal_context *wp_context)
 421 {
 422         DBG("Failed to proceed wispr/portal web request");
 423
 424         wp_context->wispr_result = CONNMAN_WISPR_RESULT_FAILED;
 425
 426 #if defined TIZEN_EXT
 427         connman_service_set_internet_connection(wp_context->service, false);
 428 #endif
 429 }
 430
 431 static void portal_manage_status(GWebResult *result,
 432                         struct connman_wispr_portal_context *wp_context)
 433 {
 434         struct connman_service *service = wp_context->service;
 435         enum connman_ipconfig_type type = wp_context->type;
 436         const char *str = NULL;
 437
 438         DBG("");
 439
 440         /* We currently don't do anything with this info */
 441         if (g_web_result_get_header(result, "X-ConnMan-Client-IP",
 442                                 &str))
 443                 connman_info("Client-IP: %s", str);
 444
 445         if (g_web_result_get_header(result, "X-ConnMan-Client-Country",
 446                                 &str))
 447                 connman_info("Client-Country: %s", str);
 448
 449         if (g_web_result_get_header(result, "X-ConnMan-Client-Region",
 450                                 &str))
 451                 connman_info("Client-Region: %s", str);
 452
 453         if (g_web_result_get_header(result, "X-ConnMan-Client-Timezone",
 454                                 &str))
 455                 connman_info("Client-Timezone: %s", str);
 456
 457         free_connman_wispr_portal_context(wp_context);
 458
 459         __connman_service_ipconfig_indicate_state(service,
 460                                         CONNMAN_SERVICE_STATE_ONLINE, type);
 461 }
 462
 463 static bool wispr_route_request(const char *address, int ai_family,
 464                 int if_index, gpointer user_data)
 465 {
 466         int result = -1;
 467         struct connman_wispr_portal_context *wp_context = user_data;
 468         const char *gateway;
 469         struct wispr_route *route;
 470
 471         gateway = __connman_ipconfig_get_gateway_from_index(if_index,
 472                 wp_context->type);
 473
 474         DBG("address %s if %d gw %s", address, if_index, gateway);
 475
 476         if (!gateway)
 477                 return false;
 478
 479         route = g_try_new0(struct wispr_route, 1);
 480         if (route == 0) {
 481                 DBG("could not create struct");
 482                 return false;
 483         }
 484
 485         switch (wp_context->type) {
 486         case CONNMAN_IPCONFIG_TYPE_IPV4:
 487                 result = connman_inet_add_host_route(if_index, address,
 488                                 gateway);
 489                 break;
 490         case CONNMAN_IPCONFIG_TYPE_IPV6:
 491                 result = connman_inet_add_ipv6_host_route(if_index, address,
 492                                 gateway);
 493                 break;
 494         case CONNMAN_IPCONFIG_TYPE_UNKNOWN:
 495         case CONNMAN_IPCONFIG_TYPE_ALL:
 496                 break;
 497         }
 498
 499         if (result < 0) {
 500                 g_free(route);
 501                 return false;
 502         }
 503
 504         route->address = g_strdup(address);
 505         route->if_index = if_index;
 506         wp_context->route_list = g_slist_prepend(wp_context->route_list, route);
 507
 508         return true;
 509 }
 510
 511 static void wispr_portal_request_portal(
 512                 struct connman_wispr_portal_context *wp_context)
 513 {
 514         DBG("");
 515
 516         wp_context->request_id = g_web_request_get(wp_context->web,
 517                                         wp_context->status_url,
 518                                         wispr_portal_web_result,
 519                                         wispr_route_request,
 520                                         wp_context);
 521
 522         if (wp_context->request_id == 0)
 523                 wispr_portal_error(wp_context);
 524 }
 525
 526 static bool wispr_input(const guint8 **data, gsize *length,
 527                                                 gpointer user_data)
 528 {
 529         struct connman_wispr_portal_context *wp_context = user_data;
 530         GString *buf;
 531         gsize count;
 532
 533         DBG("");
 534
 535         buf = g_string_sized_new(100);
 536
 537         g_string_append(buf, "button=Login&UserName=");
 538         g_string_append_uri_escaped(buf, wp_context->wispr_username,
 539                                                                 NULL, FALSE);
 540         g_string_append(buf, "&Password=");
 541         g_string_append_uri_escaped(buf, wp_context->wispr_password,
 542                                                                 NULL, FALSE);
 543         g_string_append(buf, "&FNAME=0&OriginatingServer=");
 544         g_string_append_uri_escaped(buf, wp_context->status_url, NULL, FALSE);
 545
 546         count = buf->len;
 547
 548         g_free(wp_context->wispr_formdata);
 549         wp_context->wispr_formdata = g_string_free(buf, FALSE);
 550
 551         *data = (guint8 *) wp_context->wispr_formdata;
 552         *length = count;
 553
 554         return false;
 555 }
 556
 557 static void wispr_portal_browser_reply_cb(struct connman_service *service,
 558                                         bool authentication_done,
 559                                         const char *error, void *user_data)
 560 {
 561         struct connman_wispr_portal_context *wp_context = user_data;
 562         struct connman_wispr_portal *wispr_portal;
 563         int index;
 564
 565         DBG("");
 566
 567         if (!service || !wp_context)
 568                 return;
 569
 570         /*
 571          * No way to cancel this if wp_context has been freed, so we lookup
 572          * from the service and check that this is still the right context.
 573          */
 574         index = __connman_service_get_index(service);
 575         if (index < 0)
 576                 return;
 577
 578         wispr_portal = g_hash_table_lookup(wispr_portal_list,
 579                                         GINT_TO_POINTER(index));
 580         if (!wispr_portal)
 581                 return;
 582
 583         if (wp_context != wispr_portal->ipv4_context &&
 584                 wp_context != wispr_portal->ipv6_context)
 585                 return;
 586
 587         if (!authentication_done) {
 588                 wispr_portal_error(wp_context);
 589                 free_wispr_routes(wp_context);
 590                 return;
 591         }
 592
 593         /* Restarting the test */
 594         __connman_service_wispr_start(service, wp_context->type);
 595 }
 596
 597 static void wispr_portal_request_wispr_login(struct connman_service *service,
 598                                 bool success,
 599                                 const char *ssid, int ssid_len,
 600                                 const char *username, const char *password,
 601                                 bool wps, const char *wpspin,
 602                                 const char *error, void *user_data)
 603 {
 604         struct connman_wispr_portal_context *wp_context = user_data;
 605
 606         DBG("");
 607
 608         if (error) {
 609                 if (g_strcmp0(error,
 610                         "net.connman.Agent.Error.LaunchBrowser") == 0) {
 611                         if (__connman_agent_request_browser(service,
 612                                         wispr_portal_browser_reply_cb,
 613                                         wp_context->redirect_url,
 614                                         wp_context) == -EINPROGRESS)
 615                                 return;
 616                 }
 617
 618                 free_connman_wispr_portal_context(wp_context);
 619                 return;
 620         }
 621
 622         g_free(wp_context->wispr_username);
 623         wp_context->wispr_username = g_strdup(username);
 624
 625         g_free(wp_context->wispr_password);
 626         wp_context->wispr_password = g_strdup(password);
 627
 628         wp_context->request_id = g_web_request_post(wp_context->web,
 629                                         wp_context->wispr_msg.login_url,
 630                                         "application/x-www-form-urlencoded",
 631                                         wispr_input, wispr_portal_web_result,
 632                                         wp_context);
 633
 634         connman_wispr_message_init(&wp_context->wispr_msg);
 635 }
 636
 637 static bool wispr_manage_message(GWebResult *result,
 638                         struct connman_wispr_portal_context *wp_context)
 639 {
 640         DBG("Message type: %s (%d)",
 641                 message_type_to_string(wp_context->wispr_msg.message_type),
 642                                         wp_context->wispr_msg.message_type);
 643         DBG("Response code: %s (%d)",
 644                 response_code_to_string(wp_context->wispr_msg.response_code),
 645                                         wp_context->wispr_msg.response_code);
 646
 647         if (wp_context->wispr_msg.access_procedure)
 648                 DBG("Access procedure: %s",
 649                         wp_context->wispr_msg.access_procedure);
 650         if (wp_context->wispr_msg.access_location)
 651                 DBG("Access location: %s",
 652                         wp_context->wispr_msg.access_location);
 653         if (wp_context->wispr_msg.location_name)
 654                 DBG("Location name: %s",
 655                         wp_context->wispr_msg.location_name);
 656         if (wp_context->wispr_msg.login_url)
 657                 DBG("Login URL: %s", wp_context->wispr_msg.login_url);
 658         if (wp_context->wispr_msg.abort_login_url)
 659                 DBG("Abort login URL: %s",
 660                         wp_context->wispr_msg.abort_login_url);
 661         if (wp_context->wispr_msg.logoff_url)
 662                 DBG("Logoff URL: %s", wp_context->wispr_msg.logoff_url);
 663
 664         switch (wp_context->wispr_msg.message_type) {
 665         case 100:
 666                 DBG("Login required");
 667
 668                 wp_context->wispr_result = CONNMAN_WISPR_RESULT_LOGIN;
 669
 670                 if (__connman_agent_request_login_input(wp_context->service,
 671                                         wispr_portal_request_wispr_login,
 672                                         wp_context) != -EINPROGRESS)
 673                         wispr_portal_error(wp_context);
 674                 else
 675                         return true;
 676
 677                 break;
 678         case 120: /* Falling down */
 679         case 140:
 680                 if (wp_context->wispr_msg.response_code == 50) {
 681                         wp_context->wispr_result = CONNMAN_WISPR_RESULT_ONLINE;
 682
 683                         g_free(wp_context->wispr_username);
 684                         wp_context->wispr_username = NULL;
 685
 686                         g_free(wp_context->wispr_password);
 687                         wp_context->wispr_password = NULL;
 688
 689                         g_free(wp_context->wispr_formdata);
 690                         wp_context->wispr_formdata = NULL;
 691
 692                         wispr_portal_request_portal(wp_context);
 693
 694                         return true;
 695                 } else
 696                         wispr_portal_error(wp_context);
 697
 698                 break;
 699         default:
 700                 break;
 701         }
 702
 703         return false;
 704 }
 705
 706 static bool wispr_portal_web_result(GWebResult *result, gpointer user_data)
 707 {
 708         struct connman_wispr_portal_context *wp_context = user_data;
 709         const char *redirect = NULL;
 710         const guint8 *chunk = NULL;
 711         const char *str = NULL;
 712         guint16 status;
 713         gsize length;
 714 #if defined TIZEN_MAINTAIN_ONLINE
 715         static int retried = 0;
 716 #endif
 717
 718         DBG("");
 719
 720         if (wp_context->wispr_result != CONNMAN_WISPR_RESULT_ONLINE) {
 721                 g_web_result_get_chunk(result, &chunk, &length);
 722
 723                 if (length > 0) {
 724                         g_web_parser_feed_data(wp_context->wispr_parser,
 725                                                                 chunk, length);
 726                         return true;
 727                 }
 728
 729                 g_web_parser_end_data(wp_context->wispr_parser);
 730
 731                 if (wp_context->wispr_msg.message_type >= 0) {
 732                         if (wispr_manage_message(result, wp_context))
 733                                 goto done;
 734                 }
 735         }
 736
 737         status = g_web_result_get_status(result);
 738
 739         DBG("status: %03u", status);
 740
 741         switch (status) {
 742         case 000:
 743                 __connman_agent_request_browser(wp_context->service,
 744                                 wispr_portal_browser_reply_cb,
 745                                 wp_context->status_url, wp_context);
 746                 break;
 747         case 200:
 748 #if defined TIZEN_MAINTAIN_ONLINE
 749                 retried = 0;
 750 #endif
 751                 if (wp_context->wispr_msg.message_type >= 0)
 752                         break;
 753
 754                 if (g_web_result_get_header(result, "X-ConnMan-Status",
 755                                                 &str)) {
 756                         portal_manage_status(result, wp_context);
 757                         return false;
 758                 } else
 759                         __connman_agent_request_browser(wp_context->service,
 760                                         wispr_portal_browser_reply_cb,
 761                                         wp_context->redirect_url, wp_context);
 762
 763                 break;
 764         case 302:
 765                 if (!g_web_supports_tls() ||
 766                         !g_web_result_get_header(result, "Location",
 767                                                         &redirect)) {
 768
 769                         __connman_agent_request_browser(wp_context->service,
 770                                         wispr_portal_browser_reply_cb,
 771                                         wp_context->status_url, wp_context);
 772                         break;
 773                 }
 774
 775                 DBG("Redirect URL: %s", redirect);
 776
 777                 wp_context->redirect_url = g_strdup(redirect);
 778
 779                 wp_context->request_id = g_web_request_get(wp_context->web,
 780                                 redirect, wispr_portal_web_result,
 781                                 wispr_route_request, wp_context);
 782
 783                 goto done;
 784         case 400:
 785         case 404:
 786                 if (__connman_service_online_check_failed(wp_context->service,
 787                                                 wp_context->type) == 0) {
 788 #if defined TIZEN_MAINTAIN_ONLINE
 789                         if (wp_context->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
 790                                 if (retried == 0) {
 791                                         connman_agent_report_error(wp_context->service,
 792                                                 __connman_service_get_path(wp_context->service),
 793                                                 "internet-unreachable",
 794                                                 NULL, NULL, NULL);
 795
 796                                         retried = 1;
 797                                 }
 798                                 break;
 799                         }
 800 #endif
 801                         wispr_portal_error(wp_context);
 802                         free_connman_wispr_portal_context(wp_context);
 803                         return false;
 804                 }
 805
 806                 break;
 807         case 505:
 808                 __connman_agent_request_browser(wp_context->service,
 809                                 wispr_portal_browser_reply_cb,
 810                                 wp_context->status_url, wp_context);
 811                 break;
 812         default:
 813                 break;
 814         }
 815
 816         free_wispr_routes(wp_context);
 817         wp_context->request_id = 0;
 818 done:
 819         wp_context->wispr_msg.message_type = -1;
 820         return false;
 821 }
 822
 823 static void proxy_callback(const char *proxy, void *user_data)
 824 {
 825         struct connman_wispr_portal_context *wp_context = user_data;
 826
 827         DBG("proxy %s", proxy);
 828
 829         if (!wp_context)
 830                 return;
 831
 832         wp_context->token = 0;
 833
 834         if (proxy && g_strcmp0(proxy, "DIRECT") != 0) {
 835                 if (g_str_has_prefix(proxy, "PROXY")) {
 836                         proxy += 5;
 837                         for (; *proxy == ' ' && *proxy != '\0'; proxy++);
 838                 }
 839                 g_web_set_proxy(wp_context->web, proxy);
 840         }
 841
 842         g_web_set_accept(wp_context->web, NULL);
 843         g_web_set_user_agent(wp_context->web, "ConnMan/%s wispr", VERSION);
 844         g_web_set_close_connection(wp_context->web, TRUE);
 845
 846         connman_wispr_message_init(&wp_context->wispr_msg);
 847
 848         wp_context->wispr_parser = g_web_parser_new(
 849                                         "<WISPAccessGatewayParam",
 850                                         "WISPAccessGatewayParam>",
 851                                         xml_wispr_parser_callback, wp_context);
 852
 853         wispr_portal_request_portal(wp_context);
 854 }
 855
 856 static gboolean no_proxy_callback(gpointer user_data)
 857 {
 858         struct connman_wispr_portal_context *wp_context = user_data;
 859
 860         wp_context->timeout = 0;
 861
 862         proxy_callback("DIRECT", wp_context);
 863
 864         return FALSE;
 865 }
 866
 867 static int wispr_portal_detect(struct connman_wispr_portal_context *wp_context)
 868 {
 869         enum connman_service_proxy_method proxy_method;
 870         enum connman_service_type service_type;
 871         char *interface = NULL;
 872         char **nameservers = NULL;
 873         int if_index;
 874         int err = 0;
 875         int i;
 876
 877         DBG("wispr/portal context %p service %p", wp_context,
 878                 wp_context->service);
 879
 880         service_type = connman_service_get_type(wp_context->service);
 881
 882         switch (service_type) {
 883         case CONNMAN_SERVICE_TYPE_ETHERNET:
 884         case CONNMAN_SERVICE_TYPE_WIFI:
 885         case CONNMAN_SERVICE_TYPE_BLUETOOTH:
 886         case CONNMAN_SERVICE_TYPE_CELLULAR:
 887         case CONNMAN_SERVICE_TYPE_GADGET:
 888                 break;
 889         case CONNMAN_SERVICE_TYPE_UNKNOWN:
 890         case CONNMAN_SERVICE_TYPE_SYSTEM:
 891         case CONNMAN_SERVICE_TYPE_GPS:
 892         case CONNMAN_SERVICE_TYPE_VPN:
 893         case CONNMAN_SERVICE_TYPE_P2P:
 894 #if defined TIZEN_EXT_WIFI_MESH
 895         case CONNMAN_SERVICE_TYPE_MESH:
 896 #endif
 897                 return -EOPNOTSUPP;
 898         }
 899
 900         interface = connman_service_get_interface(wp_context->service);
 901         if (!interface)
 902                 return -EINVAL;
 903
 904         DBG("interface %s", interface);
 905
 906         if_index = connman_inet_ifindex(interface);
 907         if (if_index < 0) {
 908                 DBG("Could not get ifindex");
 909                 err = -EINVAL;
 910                 goto done;
 911         }
 912
 913         nameservers = connman_service_get_nameservers(wp_context->service);
 914         if (!nameservers) {
 915                 DBG("Could not get nameservers");
 916                 err = -EINVAL;
 917                 goto done;
 918         }
 919
 920         wp_context->web = g_web_new(if_index);
 921         if (!wp_context->web) {
 922                 DBG("Could not set up GWeb");
 923                 err = -ENOMEM;
 924                 goto done;
 925         }
 926
 927 #if !defined TIZEN_EXT
 928         if (getenv("CONNMAN_WEB_DEBUG"))
 929 #endif
 930                 g_web_set_debug(wp_context->web, web_debug, "WEB");
 931
 932         if (wp_context->type == CONNMAN_IPCONFIG_TYPE_IPV4) {
 933                 g_web_set_address_family(wp_context->web, AF_INET);
 934                 wp_context->status_url = STATUS_URL_IPV4;
 935         } else {
 936                 g_web_set_address_family(wp_context->web, AF_INET6);
 937                 wp_context->status_url = STATUS_URL_IPV6;
 938         }
 939
 940         for (i = 0; nameservers[i]; i++)
 941                 g_web_add_nameserver(wp_context->web, nameservers[i]);
 942
 943         proxy_method = connman_service_get_proxy_method(wp_context->service);
 944
 945         if (proxy_method != CONNMAN_SERVICE_PROXY_METHOD_DIRECT) {
 946                 wp_context->token = connman_proxy_lookup(interface,
 947                                                 wp_context->status_url,
 948                                                 wp_context->service,
 949                                                 proxy_callback, wp_context);
 950
 951                 if (wp_context->token == 0) {
 952                         err = -EINVAL;
 953                         free_connman_wispr_portal_context(wp_context);
 954                 }
 955         } else if (wp_context->timeout == 0) {
 956                 wp_context->timeout = g_idle_add(no_proxy_callback, wp_context);
 957         }
 958
 959 done:
 960         g_strfreev(nameservers);
 961
 962         g_free(interface);
 963         return err;
 964 }
 965
 966 int __connman_wispr_start(struct connman_service *service,
 967                                         enum connman_ipconfig_type type)
 968 {
 969         struct connman_wispr_portal_context *wp_context = NULL;
 970         struct connman_wispr_portal *wispr_portal = NULL;
 971         int index;
 972
 973         DBG("service %p", service);
 974
 975 #if defined TIZEN_EXT
 976         if (connman_service_get_type(service) == CONNMAN_SERVICE_TYPE_CELLULAR)
 977                 return -EPERM;
 978 #endif
 979
 980         if (!wispr_portal_list)
 981                 return -EINVAL;
 982
 983         index = __connman_service_get_index(service);
 984         if (index < 0)
 985                 return -EINVAL;
 986
 987         wispr_portal = g_hash_table_lookup(wispr_portal_list,
 988                                         GINT_TO_POINTER(index));
 989         if (!wispr_portal) {
 990                 wispr_portal = g_try_new0(struct connman_wispr_portal, 1);
 991                 if (!wispr_portal)
 992                         return -ENOMEM;
 993
 994                 g_hash_table_replace(wispr_portal_list,
 995                                         GINT_TO_POINTER(index), wispr_portal);
 996         }
 997
 998         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
 999                 wp_context = wispr_portal->ipv4_context;
1000         else if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
1001                 wp_context = wispr_portal->ipv6_context;
1002         else
1003                 return -EINVAL;
1004
1005         /* If there is already an existing context, we wipe it */
1006         if (wp_context)
1007                 free_connman_wispr_portal_context(wp_context);
1008
1009         wp_context = create_wispr_portal_context();
1010         if (!wp_context)
1011                 return -ENOMEM;
1012
1013         wp_context->service = service;
1014         wp_context->type = type;
1015         wp_context->wispr_portal = wispr_portal;
1016
1017         if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
1018                 wispr_portal->ipv4_context = wp_context;
1019         else
1020                 wispr_portal->ipv6_context = wp_context;
1021
1022         return wispr_portal_detect(wp_context);
1023 }
1024
1025 void __connman_wispr_stop(struct connman_service *service)
1026 {
1027         int index;
1028
1029         DBG("service %p", service);
1030
1031         if (!wispr_portal_list)
1032                 return;
1033
1034         index = __connman_service_get_index(service);
1035         if (index < 0)
1036                 return;
1037
1038         g_hash_table_remove(wispr_portal_list, GINT_TO_POINTER(index));
1039 }
1040
1041 int __connman_wispr_init(void)
1042 {
1043         DBG("");
1044
1045         wispr_portal_list = g_hash_table_new_full(g_direct_hash,
1046                                                 g_direct_equal, NULL,
1047                                                 free_connman_wispr_portal);
1048
1049         return 0;
1050 }
1051
1052 void __connman_wispr_cleanup(void)
1053 {
1054         DBG("");
1055
1056         g_hash_table_destroy(wispr_portal_list);
1057         wispr_portal_list = NULL;
1058 }