src/provider.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 <stdio.h>
  27 #include <string.h>
  28 #include <gdbus.h>
  29
  30 #include "connman.h"
  31
  32 static DBusConnection *connection = NULL;
  33
  34 static GHashTable *provider_hash = NULL;
  35
  36 static GSList *driver_list = NULL;
  37
  38 struct connman_provider {
  39         struct connman_element element;
  40         struct connman_service *vpn_service;
  41         char *identifier;
  42         char *path;
  43         enum connman_provider_state state;
  44         enum connman_provider_error error;
  45         char *name;
  46         char *type;
  47         char *dns;
  48         char *domain;
  49         DBusMessage *pending;
  50         guint timeout;
  51         struct connman_provider_driver *driver;
  52         void *driver_data;
  53 };
  54
  55 static const char *state2string(enum connman_provider_state state)
  56 {
  57         switch (state) {
  58         case CONNMAN_PROVIDER_STATE_UNKNOWN:
  59                 break;
  60         case CONNMAN_PROVIDER_STATE_IDLE:
  61                 return "idle";
  62         case CONNMAN_PROVIDER_STATE_CONNECT:
  63                 return "connect";
  64         case CONNMAN_PROVIDER_STATE_READY:
  65                 return "ready";
  66         case CONNMAN_PROVIDER_STATE_DISCONNECT:
  67                 return "disconnect";
  68         case CONNMAN_PROVIDER_STATE_FAILURE:
  69                 return "failure";
  70         }
  71         return NULL;
  72 }
  73
  74 static const char *error2string(enum connman_provider_error error)
  75 {
  76         switch (error) {
  77         case CONNMAN_PROVIDER_ERROR_UNKNOWN:
  78                 break;
  79         case CONNMAN_PROVIDER_ERROR_CONNECT_FAILED:
  80                 return "connect-failed";
  81         }
  82
  83         return NULL;
  84 }
  85
  86 static void append_path(gpointer key, gpointer value, gpointer user_data)
  87 {
  88         struct connman_provider *provider = value;
  89         DBusMessageIter *iter = user_data;
  90
  91         DBG("add provider path");
  92         if (provider->path == NULL)
  93                 return;
  94
  95         dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
  96                                         &provider->path);
  97 }
  98
  99 void __connman_provider_list(DBusMessageIter *iter, void *user_data)
 100 {
 101         g_hash_table_foreach(provider_hash, append_path, iter);
 102 }
 103
 104 static struct connman_provider *connman_provider_lookup(const char *identifier)
 105 {
 106         struct connman_provider *provider = NULL;
 107
 108         provider = g_hash_table_lookup(provider_hash, identifier);
 109
 110         return provider;
 111 }
 112
 113 static void connman_provider_setup_vpn_ipv4(struct connman_provider *provider,
 114                                                 struct connman_element *element)
 115 {
 116         if (element == NULL || provider == NULL)
 117                 return;
 118
 119         DBG("set vpn type %d", element->type);
 120
 121         if (provider == NULL)
 122                 return;
 123
 124         g_free(element->ipv4.address);
 125         element->ipv4.address = g_strdup(provider->element.ipv4.address);
 126
 127         g_free(element->ipv4.netmask);
 128         element->ipv4.netmask = g_strdup(provider->element.ipv4.netmask);
 129
 130         g_free(element->ipv4.gateway);
 131         element->ipv4.gateway = g_strdup(provider->element.ipv4.gateway);
 132
 133         g_free(element->ipv4.broadcast);
 134         element->ipv4.broadcast = g_strdup(provider->element.ipv4.broadcast);
 135
 136         g_free(element->ipv4.pac);
 137         element->ipv4.pac = g_strdup(provider->element.ipv4.pac);
 138
 139         DBG("VPN exist");
 140 }
 141
 142 struct connman_provider *connman_provider_ref(struct connman_provider *provider)
 143 {
 144         DBG("provider %p", provider);
 145
 146         if (connman_element_ref(&provider->element) == NULL)
 147                 return NULL;
 148
 149         return provider;
 150 }
 151
 152 void connman_provider_unref(struct connman_provider *provider)
 153 {
 154         DBG("provider %p", provider);
 155
 156         connman_element_unref(&provider->element);
 157 }
 158
 159 static gboolean match_driver(struct connman_provider *provider,
 160                                 struct connman_provider_driver *driver)
 161 {
 162         if (g_strcmp0(driver->name, provider->type) == 0)
 163                 return TRUE;
 164
 165         return FALSE;
 166 }
 167
 168 static int provider_probe(struct connman_provider *provider)
 169 {
 170         GSList *list;
 171
 172         DBG("provider %p name %s", provider, provider->name);
 173
 174         if (provider->driver != NULL)
 175                 return -EALREADY;
 176
 177         for (list = driver_list; list; list = list->next) {
 178                 struct connman_provider_driver *driver = list->data;
 179
 180                 if (match_driver(provider, driver) == FALSE)
 181                         continue;
 182
 183                 DBG("driver %p name %s", driver, driver->name);
 184
 185                 if (driver->probe != NULL && driver->probe(provider) == 0) {
 186                         provider->driver = driver;
 187                         break;
 188                 }
 189         }
 190
 191         if (provider->driver == NULL)
 192                 return -ENODEV;
 193
 194         return 0;
 195 }
 196
 197 static void state_changed(struct connman_provider *provider)
 198 {
 199         const char *str;
 200
 201         str = state2string(provider->state);
 202         if (str == NULL)
 203                 return;
 204
 205         connman_dbus_property_changed_basic(provider->path,
 206                                 CONNMAN_PROVIDER_INTERFACE, "State",
 207                                                 DBUS_TYPE_STRING, &str);
 208 }
 209
 210 static void reply_pending(struct connman_provider *provider, int error)
 211 {
 212         if (provider->timeout > 0) {
 213                 g_source_remove(provider->timeout);
 214                 provider->timeout = 0;
 215         }
 216
 217         if (provider->pending != NULL) {
 218                 if (error > 0) {
 219                         DBusMessage *reply;
 220
 221                         reply = __connman_error_failed(provider->pending,
 222                                                                 error);
 223                         if (reply != NULL)
 224                                 g_dbus_send_message(connection, reply);
 225                 } else
 226                         g_dbus_send_reply(connection, provider->pending,
 227                                                         DBUS_TYPE_INVALID);
 228
 229                 dbus_message_unref(provider->pending);
 230                 provider->pending = NULL;
 231         }
 232 }
 233
 234 static int connman_provider_disconnect(struct connman_provider *provider)
 235 {
 236         int err;
 237
 238         DBG("provider %p", provider);
 239
 240         reply_pending(provider, ECONNABORTED);
 241
 242         if (provider->driver != NULL && provider->driver->disconnect != NULL)
 243                 err = provider->driver->disconnect(provider);
 244         else
 245                 return -EOPNOTSUPP;
 246
 247         __connman_provider_indicate_state(provider,
 248                                         CONNMAN_PROVIDER_STATE_DISCONNECT);
 249
 250         __connman_service_indicate_state(provider->vpn_service,
 251                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 252         if (err < 0) {
 253                 if (err != -EINPROGRESS)
 254                         return err;
 255
 256                 return -EINPROGRESS;
 257         }
 258
 259         return 0;
 260 }
 261
 262 int __connman_provider_indicate_state(struct connman_provider *provider,
 263                                         enum connman_provider_state state)
 264 {
 265         DBG("provider %p state %d", provider, state);
 266
 267         if (provider == NULL)
 268                 return -EINVAL;
 269
 270         if (provider->state == state)
 271                 return -EALREADY;
 272
 273         if (provider->state == CONNMAN_PROVIDER_STATE_FAILURE &&
 274                                 state == CONNMAN_PROVIDER_STATE_IDLE)
 275                 return -EINVAL;
 276
 277         if (provider->state == CONNMAN_PROVIDER_STATE_IDLE &&
 278                                 state == CONNMAN_PROVIDER_STATE_DISCONNECT)
 279                 return -EINVAL;
 280
 281         if (state == CONNMAN_PROVIDER_STATE_IDLE &&
 282                         provider->state != CONNMAN_PROVIDER_STATE_DISCONNECT) {
 283                 provider->state = CONNMAN_PROVIDER_STATE_DISCONNECT;
 284                 state_changed(provider);
 285
 286                 connman_provider_disconnect(provider);
 287         }
 288
 289         provider->state = state;
 290         state_changed(provider);
 291
 292         if (state == CONNMAN_PROVIDER_STATE_READY)
 293                 reply_pending(provider, 0);
 294
 295         if (state == CONNMAN_PROVIDER_STATE_FAILURE)
 296                 reply_pending(provider, EIO);
 297         else
 298                 provider->error = CONNMAN_PROVIDER_ERROR_UNKNOWN;
 299
 300         return 0;
 301 }
 302
 303 int __connman_provider_indicate_error(struct connman_provider *provider,
 304                                       enum connman_provider_error error)
 305 {
 306         DBG("provider %p error %d", provider, error);
 307
 308         if (provider == NULL)
 309                 return -EINVAL;
 310
 311         provider->error = error;
 312
 313         return __connman_provider_indicate_state(provider,
 314                                         CONNMAN_PROVIDER_STATE_FAILURE);
 315 }
 316
 317 static gboolean connect_timeout(gpointer user_data)
 318 {
 319         struct connman_provider *provider = user_data;
 320
 321         DBG("provider %p", provider);
 322
 323         provider->timeout = 0;
 324
 325         if (provider->pending != NULL) {
 326                 DBusMessage *reply;
 327
 328                 reply = __connman_error_operation_timeout(provider->pending);
 329                 if (reply != NULL)
 330                         g_dbus_send_message(connection, reply);
 331
 332                 dbus_message_unref(provider->pending);
 333                 provider->pending = NULL;
 334         }
 335
 336         __connman_provider_indicate_error(provider,
 337                                 CONNMAN_PROVIDER_ERROR_CONNECT_FAILED);
 338
 339         return FALSE;
 340 }
 341
 342 static connman_bool_t is_connecting(struct connman_provider *provider)
 343 {
 344         switch (provider->state) {
 345         case CONNMAN_PROVIDER_STATE_UNKNOWN:
 346         case CONNMAN_PROVIDER_STATE_IDLE:
 347         case CONNMAN_PROVIDER_STATE_FAILURE:
 348         case CONNMAN_PROVIDER_STATE_DISCONNECT:
 349         case CONNMAN_PROVIDER_STATE_READY:
 350                 break;
 351         case CONNMAN_PROVIDER_STATE_CONNECT:
 352                 return TRUE;
 353         }
 354
 355         return FALSE;
 356 }
 357
 358 static int connman_provider_connect(struct connman_provider *provider)
 359 {
 360         int err;
 361
 362         DBG("provider %p", provider);
 363
 364         if (provider->state == CONNMAN_PROVIDER_STATE_READY)
 365                 return -EISCONN;
 366
 367         if (is_connecting(provider) == TRUE)
 368                 return -EALREADY;
 369
 370         g_free(provider->element.ipv4.address);
 371         g_free(provider->element.ipv4.netmask);
 372         g_free(provider->element.ipv4.gateway);
 373         g_free(provider->element.ipv4.broadcast);
 374         g_free(provider->element.ipv4.pac);
 375
 376         provider->element.ipv4.address = NULL;
 377         provider->element.ipv4.netmask = NULL;
 378         provider->element.ipv4.gateway = NULL;
 379         provider->element.ipv4.broadcast = NULL;
 380         provider->element.ipv4.pac = NULL;
 381
 382         if (provider->driver != NULL && provider->driver->connect != NULL)
 383                 err = provider->driver->connect(provider);
 384         else
 385                 return -EOPNOTSUPP;
 386
 387         if (err < 0) {
 388                 if (err != -EINPROGRESS)
 389                         return err;
 390
 391                 provider->timeout = g_timeout_add_seconds(60,
 392                                         connect_timeout, provider);
 393
 394                 __connman_provider_indicate_state(provider,
 395                                         CONNMAN_PROVIDER_STATE_CONNECT);
 396                 return -EINPROGRESS;
 397         }
 398
 399         return 0;
 400 }
 401
 402 int __connman_provider_remove(const char *path)
 403 {
 404         struct connman_provider *provider;
 405
 406         DBG("path %s", path);
 407
 408         provider = g_hash_table_lookup(provider_hash, path);
 409         if (provider == NULL) {
 410                 DBG("patch %s not found", path);
 411                 return -ENXIO;
 412         }
 413
 414         g_hash_table_remove(provider_hash, path);
 415
 416         return 0;
 417 }
 418
 419 static DBusMessage *get_properties(DBusConnection *conn,
 420                                         DBusMessage *msg, void *user_data)
 421 {
 422         struct connman_provider *provider = user_data;
 423         DBusMessage *reply;
 424         DBusMessageIter array, dict;
 425         dbus_bool_t required;
 426         const char *str;
 427
 428         DBG("provider %p", provider);
 429
 430         reply = dbus_message_new_method_return(msg);
 431         if (reply == NULL)
 432                 return NULL;
 433
 434         dbus_message_iter_init_append(reply, &array);
 435
 436         connman_dbus_dict_open(&array, &dict);
 437
 438         if (provider->name != NULL)
 439                 connman_dbus_dict_append_basic(&dict, "Name",
 440                                         DBUS_TYPE_STRING, &provider->name);
 441
 442         if (str != NULL)
 443                 connman_dbus_dict_append_basic(&dict, "Type",
 444                                                  DBUS_TYPE_STRING,
 445                                                  &provider->type);
 446
 447         str = state2string(provider->state);
 448         if (str != NULL)
 449                 connman_dbus_dict_append_basic(&dict, "State",
 450                                                  DBUS_TYPE_STRING, &str);
 451
 452         str = error2string(provider->error);
 453         if (str != NULL)
 454                 connman_dbus_dict_append_basic(&dict, "Error",
 455                                                  DBUS_TYPE_STRING, &str);
 456
 457         required = TRUE;
 458         connman_dbus_dict_append_basic(&dict, "PassphraseRequired",
 459                                          DBUS_TYPE_BOOLEAN, &required);
 460
 461         connman_dbus_dict_close(&array, &dict);
 462
 463         return reply;
 464 }
 465
 466 static GDBusMethodTable provider_methods[] = {
 467         { "GetProperties", "", "a{sv}", get_properties },
 468         { },
 469 };
 470
 471 static GDBusSignalTable provider_signals[] = {
 472         { "PropertyChanged", "sv" },
 473         { },
 474 };
 475
 476 int connman_provider_set_connected(struct connman_provider *provider,
 477                                                 connman_bool_t connected)
 478 {
 479         if (connected == TRUE) {
 480                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 481                 struct connman_element *element;
 482
 483                 type = CONNMAN_ELEMENT_TYPE_IPV4;
 484
 485                 element = connman_element_create(NULL);
 486                 if (element != NULL) {
 487                         element->type  = type;
 488                         element->index = provider->element.index;
 489
 490                         connman_provider_setup_vpn_ipv4(provider, element);
 491
 492                         if (connman_element_register(element,
 493                                         &provider->element) < 0)
 494                                 connman_element_unref(element);
 495                         else {
 496                                 char *nameservers = NULL;
 497                                 const char *value;
 498                                 char *name = NULL;
 499
 500                                 DBG("set dns");
 501                                 nameservers = g_strdup(provider->dns);
 502                                 value = nameservers;
 503                                 name = connman_inet_ifname(
 504                                                 provider->element.index);
 505                                 while (value) {
 506                                         char *next = strchr(value, ' ');
 507                                         if (next)
 508                                                 *(next++) = 0;
 509
 510                                         connman_resolver_append(name,
 511                                                         provider->domain,
 512                                                         value);
 513                                         value = next;
 514                                 }
 515                                 DBG("free extra");
 516                                 g_free(nameservers);
 517                                 g_free(name);
 518                         }
 519
 520                 }
 521                 __connman_provider_indicate_state(provider,
 522                                                   CONNMAN_PROVIDER_STATE_READY);
 523                 __connman_service_indicate_state(provider->vpn_service,
 524                                                 CONNMAN_SERVICE_STATE_READY);
 525         } else {
 526                 reply_pending(provider, ECONNABORTED);
 527                 connman_element_unregister_children(&provider->element);
 528                 __connman_provider_indicate_state(provider,
 529                                         CONNMAN_PROVIDER_STATE_DISCONNECT);
 530                 __connman_service_indicate_state(provider->vpn_service,
 531                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 532         }
 533
 534         return 0;
 535 }
 536
 537 static void provider_free(gpointer user_data)
 538 {
 539         struct connman_provider *provider = user_data;
 540         char *path = provider->path;
 541
 542         DBG("provider %p", provider);
 543
 544         reply_pending(provider, ENOENT);
 545         provider->path = NULL;
 546
 547         if (path != NULL) {
 548                 g_dbus_unregister_interface(connection, path,
 549                                                 CONNMAN_PROVIDER_INTERFACE);
 550                 g_free(path);
 551         }
 552
 553         g_free(provider->name);
 554         g_free(provider->type);
 555         g_free(provider->domain);
 556         g_free(provider->identifier);
 557         g_free(provider->dns);
 558         __connman_service_put(provider->vpn_service);
 559 }
 560
 561 static void unregister_provider(gpointer data)
 562 {
 563         struct connman_provider *provider = data;
 564
 565         DBG("provider %p", provider);
 566
 567         connman_provider_disconnect(provider);
 568
 569         connman_element_unregister(&provider->element);
 570         connman_provider_unref(provider);
 571 }
 572
 573 static void provider_destruct(struct connman_element *element)
 574 {
 575         struct connman_provider *provider = element->private;
 576
 577         DBG("provider %p", provider);
 578
 579         provider_free(provider);
 580 }
 581
 582 static void __connman_provider_initialize(struct connman_provider *provider)
 583 {
 584         DBG("provider %p", provider);
 585
 586         provider->state = CONNMAN_PROVIDER_STATE_UNKNOWN;
 587
 588         __connman_element_initialize(&provider->element);
 589
 590         provider->element.private = provider;
 591         provider->element.destruct = provider_destruct;
 592
 593         provider->element.ipv4.address = NULL;
 594         provider->element.ipv4.netmask = NULL;
 595         provider->element.ipv4.gateway = NULL;
 596         provider->element.ipv4.broadcast = NULL;
 597         provider->element.ipv4.pac = NULL;
 598
 599         provider->name = NULL;
 600         provider->type = NULL;
 601         provider->dns = NULL;
 602         provider->domain = NULL;
 603         provider->identifier = NULL;
 604         provider->path = NULL;
 605         provider->pending = NULL;
 606 }
 607
 608 static struct connman_provider *connman_provider_new(void)
 609 {
 610         struct connman_provider *provider;
 611
 612         provider = g_try_new0(struct connman_provider, 1);
 613         if (provider == NULL)
 614                 return NULL;
 615
 616         DBG("provider %p", provider);
 617         __connman_provider_initialize(provider);
 618
 619         return provider;
 620 }
 621
 622 static int provider_register(struct connman_provider *provider)
 623 {
 624         const char *path = "/provider";
 625
 626         DBG("provider %p", provider);
 627
 628         if (provider->path != NULL)
 629                 return -EALREADY;
 630
 631         provider->path = g_strdup_printf("%s/%s", path, provider->identifier);
 632
 633         DBG("path %s", provider->path);
 634
 635         g_dbus_register_interface(connection, provider->path,
 636                                         CONNMAN_PROVIDER_INTERFACE,
 637                                         provider_methods, provider_signals,
 638                                         NULL, provider, NULL);
 639
 640         return 0;
 641 }
 642
 643 static struct connman_provider *connman_provider_get(const char *identifier)
 644 {
 645         struct connman_provider *provider;
 646
 647         provider = g_hash_table_lookup(provider_hash, identifier);
 648         if (provider != NULL)
 649                 return provider;
 650
 651         provider = connman_provider_new();
 652         if (provider == NULL)
 653                 return NULL;
 654
 655         DBG("provider %p", provider);
 656
 657         provider->identifier = g_strdup(identifier);
 658
 659         g_hash_table_insert(provider_hash, provider->identifier, provider);
 660
 661         provider->element.name = g_strdup(identifier);
 662         connman_element_register(&provider->element, NULL);
 663
 664         return provider;
 665 }
 666
 667 static struct connman_provider *connman_provider_create(const char *name)
 668 {
 669         struct connman_provider *provider;
 670
 671         provider = connman_provider_get(name);
 672
 673         if (provider == NULL)
 674                 return NULL;
 675
 676         if (provider->path != NULL)
 677                 return provider;
 678
 679         provider_register(provider);
 680
 681         return provider;
 682 }
 683
 684 int __connman_provider_create_and_connect(DBusMessage *msg)
 685 {
 686         struct connman_provider *provider;
 687         DBusMessageIter iter, array;
 688         const char *type = NULL, *name = NULL;
 689         char *ident;
 690         gboolean created = FALSE;
 691         int err;
 692
 693         dbus_message_iter_init(msg, &iter);
 694         dbus_message_iter_recurse(&iter, &array);
 695
 696         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 697                 DBusMessageIter entry, value;
 698                 const char *key;
 699
 700                 dbus_message_iter_recurse(&array, &entry);
 701                 dbus_message_iter_get_basic(&entry, &key);
 702
 703                 dbus_message_iter_next(&entry);
 704                 dbus_message_iter_recurse(&entry, &value);
 705
 706                 switch (dbus_message_iter_get_arg_type(&value)) {
 707                 case DBUS_TYPE_STRING:
 708                         if (g_str_equal(key, "Type") == TRUE)
 709                                 dbus_message_iter_get_basic(&value, &type);
 710                         else if (g_str_equal(key, "Name") == TRUE)
 711                                 dbus_message_iter_get_basic(&value, &name);
 712                         break;
 713                 }
 714
 715                 if (type != NULL && name != NULL)
 716                         break;
 717
 718                 dbus_message_iter_next(&array);
 719         }
 720
 721         DBG("Type %s name %s", type, name);
 722
 723         if (type == NULL || name == NULL) {
 724                 err = -EOPNOTSUPP;
 725                 goto failed;
 726         }
 727
 728         ident = g_strdup_printf("%s_%s", type, name);
 729
 730         provider = connman_provider_lookup(ident);
 731
 732         if (provider == NULL) {
 733                 created = TRUE;
 734                 provider = connman_provider_create(ident);
 735                 if (provider) {
 736                         provider->name = g_strdup(name);
 737                         provider->type = g_strdup(type);
 738                 }
 739         }
 740
 741         if (provider == NULL) {
 742                 DBG("can not create provider");
 743                 err = -EOPNOTSUPP;
 744                 goto failed;
 745         }
 746         dbus_message_iter_init(msg, &iter);
 747         dbus_message_iter_recurse(&iter, &array);
 748
 749         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 750                 DBusMessageIter entry, value;
 751                 const char *key, *str;
 752
 753                 dbus_message_iter_recurse(&array, &entry);
 754                 dbus_message_iter_get_basic(&entry, &key);
 755
 756                 dbus_message_iter_next(&entry);
 757                 dbus_message_iter_recurse(&entry, &value);
 758
 759                 switch (dbus_message_iter_get_arg_type(&value)) {
 760                 case DBUS_TYPE_STRING:
 761                         dbus_message_iter_get_basic(&value, &str);
 762                         connman_provider_set_string(provider, key, str);
 763                         break;
 764                 }
 765
 766                 dbus_message_iter_next(&array);
 767         }
 768
 769         g_free(ident);
 770
 771         if (provider == NULL) {
 772                 err = -EOPNOTSUPP;
 773                 goto failed;
 774         }
 775
 776         if (created == TRUE)
 777                 provider_probe(provider);
 778
 779         err = connman_provider_connect(provider);
 780         if (err < 0 && err != -EINPROGRESS)
 781                 goto failed;
 782
 783         g_dbus_send_reply(connection, msg,
 784                                 DBUS_TYPE_OBJECT_PATH, &provider->path,
 785                                                         DBUS_TYPE_INVALID);
 786
 787         provider->vpn_service =
 788                         __connman_service_create_from_provider(provider);
 789
 790         return 0;
 791
 792 failed:
 793         if (provider != NULL && created == TRUE) {
 794                 DBG("can not connect delete provider");
 795                 connman_provider_unref(provider);
 796         }
 797
 798         return err;
 799 }
 800
 801 const char * __connman_provider_get_ident(struct connman_provider *provider)
 802 {
 803         if (provider == NULL)
 804                 return NULL;
 805
 806         return provider->identifier;
 807 }
 808
 809 int connman_provider_set_string(struct connman_provider *provider,
 810                                         const char *key, const char *value)
 811 {
 812         DBG("provider %p key %s value %s", provider, key, value);
 813
 814         if (g_str_equal(key, "Type") == TRUE) {
 815                 g_free(provider->type);
 816                 provider->type = g_strdup(value);
 817         } else if (g_str_equal(key, "Name") == TRUE) {
 818                 g_free(provider->name);
 819                 provider->name = g_strdup(value);
 820         } else if (g_str_equal(key, "Gateway") == TRUE) {
 821                 g_free(provider->element.ipv4.gateway);
 822                 provider->element.ipv4.gateway = g_strdup(value);
 823         } else if (g_str_equal(key, "Address") == TRUE) {
 824                 g_free(provider->element.ipv4.address);
 825                 provider->element.ipv4.address = g_strdup(value);
 826         } else if (g_str_equal(key, "Netmask") == TRUE) {
 827                 g_free(provider->element.ipv4.netmask);
 828                 provider->element.ipv4.netmask = g_strdup(value);
 829         } else if (g_str_equal(key, "PAC") == TRUE) {
 830                 g_free(provider->element.ipv4.pac);
 831                 provider->element.ipv4.pac = g_strdup(value);
 832         } else if (g_str_equal(key, "DNS") == TRUE) {
 833                 g_free(provider->dns);
 834                 provider->dns = g_strdup(value);
 835         } else if (g_str_equal(key, "Domain") == TRUE) {
 836                 g_free(provider->domain);
 837                 provider->domain = g_strdup(value);
 838         }
 839
 840         return connman_element_set_string(&provider->element, key, value);
 841 }
 842
 843 const char *connman_provider_get_string(struct connman_provider *provider,
 844                                                         const char *key)
 845 {
 846         DBG("provider %p key %s", provider, key);
 847
 848         if (g_str_equal(key, "Type") == TRUE)
 849                 return provider->type;
 850         else if (g_str_equal(key, "Name") == TRUE)
 851                 return provider->name;
 852
 853         return connman_element_get_string(&provider->element, key);
 854 }
 855
 856 void *connman_provider_get_data(struct connman_provider *provider)
 857 {
 858         return provider->driver_data;
 859 }
 860
 861 void connman_provider_set_data(struct connman_provider *provider, void *data)
 862 {
 863         provider->driver_data = data;
 864 }
 865
 866 void connman_provider_set_index(struct connman_provider *provider, int index)
 867 {
 868         provider->element.index = index;
 869 }
 870
 871 int connman_provider_get_index(struct connman_provider *provider)
 872 {
 873         return provider->element.index;
 874 }
 875
 876 static gint compare_priority(gconstpointer a, gconstpointer b)
 877 {
 878         return 0;
 879 }
 880
 881 static void clean_provider(gpointer key, gpointer value, gpointer user_data)
 882 {
 883         struct connman_provider *provider = value;
 884
 885         if (provider->driver != NULL && provider->driver->remove)
 886                 provider->driver->remove(provider);
 887 }
 888
 889 int connman_provider_driver_register(struct connman_provider_driver *driver)
 890 {
 891         DBG("driver %p name %s", driver, driver->name);
 892
 893         driver_list = g_slist_insert_sorted(driver_list, driver,
 894                                                         compare_priority);
 895         return 0;
 896 }
 897
 898 void connman_provider_driver_unregister(struct connman_provider_driver *driver)
 899 {
 900         DBG("driver %p name %s", driver, driver->name);
 901
 902         driver_list = g_slist_remove(driver_list, driver);
 903 }
 904
 905 int __connman_provider_init(void)
 906 {
 907         DBG("");
 908
 909         connection = connman_dbus_get_connection();
 910
 911         provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
 912                                                 NULL, unregister_provider);
 913         return 0;
 914 }
 915
 916 void __connman_provider_cleanup(void)
 917 {
 918         DBG("");
 919
 920         g_hash_table_foreach(provider_hash, clean_provider, NULL);
 921
 922         g_hash_table_destroy(provider_hash);
 923         provider_hash = NULL;
 924
 925         dbus_connection_unref(connection);
 926 }