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_route {
  39         char *host;
  40         char *netmask;
  41         char *gateway;
  42 };
  43
  44 struct connman_provider {
  45         struct connman_element element;
  46         struct connman_service *vpn_service;
  47         char *identifier;
  48         char *name;
  49         char *type;
  50         char *host;
  51         char *dns;
  52         char *domain;
  53         GSList *route_list;
  54         struct connman_provider_driver *driver;
  55         void *driver_data;
  56 };
  57
  58 void __connman_provider_append_properties(struct connman_provider *provider,
  59                                                         DBusMessageIter *iter)
  60 {
  61         if (provider->host != NULL)
  62                 connman_dbus_dict_append_basic(iter, "Host",
  63                                         DBUS_TYPE_STRING, &provider->host);
  64
  65         if (provider->domain != NULL)
  66                 connman_dbus_dict_append_basic(iter, "Domain",
  67                                         DBUS_TYPE_STRING, &provider->domain);
  68
  69         if (provider->type != NULL)
  70                 connman_dbus_dict_append_basic(iter, "Type", DBUS_TYPE_STRING,
  71                                                  &provider->type);
  72 }
  73
  74 static struct connman_provider *connman_provider_lookup(const char *identifier)
  75 {
  76         struct connman_provider *provider = NULL;
  77
  78         provider = g_hash_table_lookup(provider_hash, identifier);
  79
  80         return provider;
  81 }
  82
  83 static int connman_provider_setup_vpn_ipv4(struct connman_provider *provider,
  84                                                 struct connman_element *element)
  85 {
  86         if (element == NULL || provider == NULL)
  87                 return -EINVAL;
  88
  89         DBG("set vpn type %d", element->type);
  90
  91         g_free(element->ipv4.address);
  92         element->ipv4.address = g_strdup(provider->element.ipv4.address);
  93
  94         g_free(element->ipv4.peer);
  95         element->ipv4.peer = g_strdup(provider->element.ipv4.peer);
  96
  97         g_free(element->ipv4.netmask);
  98         element->ipv4.netmask = g_strdup(provider->element.ipv4.netmask);
  99
 100         g_free(element->ipv4.gateway);
 101         element->ipv4.gateway = g_strdup(provider->element.ipv4.gateway);
 102
 103         g_free(element->ipv4.broadcast);
 104         element->ipv4.broadcast = g_strdup(provider->element.ipv4.broadcast);
 105
 106         g_free(element->ipv4.pac);
 107         element->ipv4.pac = g_strdup(provider->element.ipv4.pac);
 108
 109         return connman_element_register(element, &provider->element);
 110 }
 111
 112 struct connman_provider *connman_provider_ref(struct connman_provider *provider)
 113 {
 114         DBG("provider %p", provider);
 115
 116         if (connman_element_ref(&provider->element) == NULL)
 117                 return NULL;
 118
 119         return provider;
 120 }
 121
 122 void connman_provider_unref(struct connman_provider *provider)
 123 {
 124         DBG("provider %p", provider);
 125
 126         connman_element_unref(&provider->element);
 127 }
 128
 129 static gboolean match_driver(struct connman_provider *provider,
 130                                 struct connman_provider_driver *driver)
 131 {
 132         if (g_strcmp0(driver->name, provider->type) == 0)
 133                 return TRUE;
 134
 135         return FALSE;
 136 }
 137
 138 static int provider_probe(struct connman_provider *provider)
 139 {
 140         GSList *list;
 141
 142         DBG("provider %p name %s", provider, provider->name);
 143
 144         if (provider->driver != NULL)
 145                 return -EALREADY;
 146
 147         for (list = driver_list; list; list = list->next) {
 148                 struct connman_provider_driver *driver = list->data;
 149
 150                 if (match_driver(provider, driver) == FALSE)
 151                         continue;
 152
 153                 DBG("driver %p name %s", driver, driver->name);
 154
 155                 if (driver->probe != NULL && driver->probe(provider) == 0) {
 156                         provider->driver = driver;
 157                         break;
 158                 }
 159         }
 160
 161         if (provider->driver == NULL)
 162                 return -ENODEV;
 163
 164         return 0;
 165 }
 166
 167 int __connman_provider_disconnect(struct connman_provider *provider)
 168 {
 169         int err;
 170
 171         DBG("provider %p", provider);
 172
 173         if (provider->driver != NULL && provider->driver->disconnect != NULL)
 174                 err = provider->driver->disconnect(provider);
 175         else
 176                 return -EOPNOTSUPP;
 177
 178         if (provider->vpn_service != NULL)
 179                 __connman_service_indicate_state(provider->vpn_service,
 180                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 181         if (err < 0) {
 182                 if (err != -EINPROGRESS)
 183                         return err;
 184
 185                 return -EINPROGRESS;
 186         }
 187
 188         return 0;
 189 }
 190
 191 int __connman_provider_connect(struct connman_provider *provider)
 192 {
 193         int err;
 194
 195         DBG("provider %p", provider);
 196
 197         g_free(provider->element.ipv4.address);
 198         g_free(provider->element.ipv4.peer);
 199         g_free(provider->element.ipv4.netmask);
 200         g_free(provider->element.ipv4.gateway);
 201         g_free(provider->element.ipv4.broadcast);
 202         g_free(provider->element.ipv4.pac);
 203
 204         provider->element.ipv4.address = NULL;
 205         provider->element.ipv4.peer = NULL;
 206         provider->element.ipv4.netmask = NULL;
 207         provider->element.ipv4.gateway = NULL;
 208         provider->element.ipv4.broadcast = NULL;
 209         provider->element.ipv4.pac = NULL;
 210
 211         if (provider->driver != NULL && provider->driver->connect != NULL)
 212                 err = provider->driver->connect(provider);
 213         else
 214                 return -EOPNOTSUPP;
 215
 216         if (err < 0) {
 217                 if (err != -EINPROGRESS)
 218                         return err;
 219
 220                 __connman_service_indicate_state(provider->vpn_service,
 221                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 222                 return -EINPROGRESS;
 223         }
 224
 225         return 0;
 226 }
 227
 228 int __connman_provider_remove(const char *path)
 229 {
 230         struct connman_provider *provider;
 231         GHashTableIter iter;
 232         gpointer value, key;
 233
 234         DBG("path %s", path);
 235
 236         g_hash_table_iter_init(&iter, provider_hash);
 237         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
 238                 const char *srv_path;
 239                 provider = value;
 240
 241                 if (provider->vpn_service == NULL)
 242                         continue;
 243
 244                 srv_path = __connman_service_get_path(provider->vpn_service);
 245
 246                 if (g_strcmp0(srv_path, path) == 0) {
 247                         DBG("Removing VPN %s", provider->identifier);
 248                         g_hash_table_remove(provider_hash,
 249                                                 provider->identifier);
 250                         return 0;
 251                 }
 252         }
 253
 254         return -ENXIO;
 255 }
 256
 257 static int set_connected(struct connman_provider *provider,
 258                                         connman_bool_t connected)
 259 {
 260         struct connman_service *service = provider->vpn_service;
 261
 262         if (service == NULL)
 263                 return -ENODEV;
 264
 265         if (connected == TRUE) {
 266                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
 267                 struct connman_element *element;
 268                 char *nameservers = NULL, *name = NULL;
 269                 const char *value;
 270                 char *second_ns;
 271                 GSList *list;
 272                 int err;
 273
 274                 __connman_service_indicate_state(provider->vpn_service,
 275                                         CONNMAN_SERVICE_STATE_CONFIGURATION);
 276
 277                 type = CONNMAN_ELEMENT_TYPE_IPV4;
 278
 279                 element = connman_element_create(NULL);
 280                 if (element == NULL)
 281                         return -ENOMEM;
 282
 283                 element->type  = type;
 284                 element->index = provider->element.index;
 285
 286                 err = connman_provider_setup_vpn_ipv4(provider, element);
 287                 if (err < 0) {
 288                         connman_element_unref(element);
 289
 290                         __connman_service_indicate_state(service,
 291                                                 CONNMAN_SERVICE_STATE_FAILURE);
 292
 293                         return err;
 294                 }
 295
 296                 __connman_service_indicate_state(service,
 297                                                 CONNMAN_SERVICE_STATE_READY);
 298
 299                 __connman_service_set_domainname(service, provider->domain);
 300
 301                 name = connman_inet_ifname(provider->element.index);
 302
 303                 nameservers = g_strdup(provider->dns);
 304                 value = nameservers;
 305                 second_ns = strchr(value, ' ');
 306                 if (second_ns)
 307                         *(second_ns++) = 0;
 308                 __connman_service_append_nameserver(service, value);
 309                 value = second_ns;
 310
 311                 while (value) {
 312                         char *next = strchr(value, ' ');
 313                         if (next)
 314                                 *(next++) = 0;
 315
 316                         connman_resolver_append(name, provider->domain, value);
 317                         value = next;
 318                 }
 319
 320                 g_free(nameservers);
 321                 g_free(name);
 322
 323                 for (list = provider->route_list; list; list = list->next) {
 324                         struct connman_route *route = list->data;
 325
 326                         connman_inet_add_network_route(provider->element.index,
 327                                                         route->host,
 328                                                         route->gateway,
 329                                                         route->netmask);
 330                         /* XXX Need to handle IPv6 too */
 331                 }
 332         } else {
 333                 connman_element_unregister_children(&provider->element);
 334                 __connman_service_indicate_state(service,
 335                                                 CONNMAN_SERVICE_STATE_IDLE);
 336         }
 337
 338         return 0;
 339 }
 340
 341 int connman_provider_set_state(struct connman_provider *provider,
 342                                         enum connman_provider_state state)
 343 {
 344         if (provider == NULL || provider->vpn_service == NULL)
 345                 return -EINVAL;
 346
 347         switch (state) {
 348         case CONNMAN_PROVIDER_STATE_UNKNOWN:
 349                 return -EINVAL;
 350         case CONNMAN_PROVIDER_STATE_IDLE:
 351                 return set_connected(provider, FALSE);
 352         case CONNMAN_PROVIDER_STATE_CONNECT:
 353                 return __connman_service_indicate_state(provider->vpn_service,
 354                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 355         case CONNMAN_PROVIDER_STATE_READY:
 356                 return set_connected(provider, TRUE);
 357         case CONNMAN_PROVIDER_STATE_DISCONNECT:
 358                 return __connman_service_indicate_state(provider->vpn_service,
 359                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 360         case CONNMAN_PROVIDER_STATE_FAILURE:
 361                 return __connman_service_indicate_state(provider->vpn_service,
 362                                         CONNMAN_SERVICE_STATE_FAILURE);
 363         }
 364
 365         return -EINVAL;
 366 }
 367
 368 static void unregister_provider(gpointer data)
 369 {
 370         struct connman_provider *provider = data;
 371         struct connman_service *service = provider->vpn_service;
 372
 373         DBG("provider %p", provider);
 374
 375         provider->vpn_service = NULL;
 376         __connman_service_put(service);
 377
 378         connman_element_unregister(&provider->element);
 379         connman_provider_unref(provider);
 380 }
 381
 382 static void provider_destruct(struct connman_element *element)
 383 {
 384         struct connman_provider *provider = element->private;
 385         GSList *list;
 386
 387         DBG("provider %p", provider);
 388
 389         g_free(provider->name);
 390         g_free(provider->type);
 391         g_free(provider->domain);
 392         g_free(provider->identifier);
 393         g_free(provider->dns);
 394
 395         for (list = provider->route_list; list; list = list->next) {
 396                 struct connman_route *route = list->data;
 397
 398                 g_free(route->host);
 399                 g_free(route->netmask);
 400                 g_free(route->gateway);
 401         }
 402         g_slist_free(provider->route_list);
 403 }
 404
 405 static void provider_initialize(struct connman_provider *provider)
 406 {
 407         DBG("provider %p", provider);
 408
 409         __connman_element_initialize(&provider->element);
 410
 411         provider->element.private = provider;
 412         provider->element.destruct = provider_destruct;
 413
 414         provider->element.ipv4.address = NULL;
 415         provider->element.ipv4.netmask = NULL;
 416         provider->element.ipv4.gateway = NULL;
 417         provider->element.ipv4.broadcast = NULL;
 418         provider->element.ipv4.pac = NULL;
 419
 420         provider->name = NULL;
 421         provider->type = NULL;
 422         provider->dns = NULL;
 423         provider->domain = NULL;
 424         provider->identifier = NULL;
 425         provider->route_list = NULL;
 426 }
 427
 428 static struct connman_provider *connman_provider_new(void)
 429 {
 430         struct connman_provider *provider;
 431
 432         provider = g_try_new0(struct connman_provider, 1);
 433         if (provider == NULL)
 434                 return NULL;
 435
 436         DBG("provider %p", provider);
 437         provider_initialize(provider);
 438
 439         return provider;
 440 }
 441
 442 static struct connman_provider *connman_provider_get(const char *identifier)
 443 {
 444         struct connman_provider *provider;
 445
 446         provider = g_hash_table_lookup(provider_hash, identifier);
 447         if (provider != NULL)
 448                 return provider;
 449
 450         provider = connman_provider_new();
 451         if (provider == NULL)
 452                 return NULL;
 453
 454         DBG("provider %p", provider);
 455
 456         provider->identifier = g_strdup(identifier);
 457
 458         g_hash_table_insert(provider_hash, provider->identifier, provider);
 459
 460         provider->element.name = g_strdup(identifier);
 461         connman_element_register(&provider->element, NULL);
 462
 463         return provider;
 464 }
 465
 466 static void provider_dbus_ident(char *ident)
 467 {
 468         int i, len = strlen(ident);
 469
 470         for (i = 0; i < len; i++) {
 471                 if (ident[i] >= '0' && ident[i] <= '9')
 472                         continue;
 473                 if (ident[i] >= 'a' && ident[i] <= 'z')
 474                         continue;
 475                 if (ident[i] >= 'A' && ident[i] <= 'Z')
 476                         continue;
 477                 ident[i] = '_';
 478         }
 479 }
 480
 481 int __connman_provider_create_and_connect(DBusMessage *msg)
 482 {
 483         struct connman_provider *provider;
 484         DBusMessageIter iter, array;
 485         const char *type = NULL, *name = NULL, *service_path = NULL;
 486         const char *host = NULL, *domain = NULL;
 487         char *ident;
 488         gboolean created = FALSE;
 489         int err;
 490
 491         dbus_message_iter_init(msg, &iter);
 492         dbus_message_iter_recurse(&iter, &array);
 493
 494         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 495                 DBusMessageIter entry, value;
 496                 const char *key;
 497
 498                 dbus_message_iter_recurse(&array, &entry);
 499                 dbus_message_iter_get_basic(&entry, &key);
 500
 501                 dbus_message_iter_next(&entry);
 502                 dbus_message_iter_recurse(&entry, &value);
 503
 504                 switch (dbus_message_iter_get_arg_type(&value)) {
 505                 case DBUS_TYPE_STRING:
 506                         if (g_str_equal(key, "Type") == TRUE)
 507                                 dbus_message_iter_get_basic(&value, &type);
 508                         else if (g_str_equal(key, "Name") == TRUE)
 509                                 dbus_message_iter_get_basic(&value, &name);
 510                         else if (g_str_equal(key, "Host") == TRUE)
 511                                 dbus_message_iter_get_basic(&value, &host);
 512                         else if (g_str_equal(key, "VPN.Domain") == TRUE)
 513                                 dbus_message_iter_get_basic(&value, &domain);
 514                         break;
 515                 }
 516
 517                 dbus_message_iter_next(&array);
 518         }
 519
 520         if (host == NULL || domain == NULL) {
 521                 err = -EINVAL;
 522                 goto failed;
 523         }
 524
 525         DBG("Type %s name %s", type, name);
 526
 527         if (type == NULL || name == NULL) {
 528                 err = -EOPNOTSUPP;
 529                 goto failed;
 530         }
 531
 532         ident = g_strdup_printf("%s_%s", host, domain);
 533         provider_dbus_ident(ident);
 534
 535         DBG("ident %s", ident);
 536
 537         provider = connman_provider_lookup(ident);
 538
 539         if (provider == NULL) {
 540                 created = TRUE;
 541                 provider = connman_provider_get(ident);
 542                 if (provider) {
 543                         provider->host = g_strdup(host);
 544                         provider->domain = g_strdup(domain);
 545                         provider->name = g_strdup(name);
 546                         provider->type = g_strdup(type);
 547                 }
 548         }
 549
 550         if (provider == NULL) {
 551                 DBG("can not create provider");
 552                 err = -EOPNOTSUPP;
 553                 goto failed;
 554         }
 555         dbus_message_iter_init(msg, &iter);
 556         dbus_message_iter_recurse(&iter, &array);
 557
 558         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 559                 DBusMessageIter entry, value;
 560                 const char *key, *str;
 561
 562                 dbus_message_iter_recurse(&array, &entry);
 563                 dbus_message_iter_get_basic(&entry, &key);
 564
 565                 dbus_message_iter_next(&entry);
 566                 dbus_message_iter_recurse(&entry, &value);
 567
 568                 switch (dbus_message_iter_get_arg_type(&value)) {
 569                 case DBUS_TYPE_STRING:
 570                         dbus_message_iter_get_basic(&value, &str);
 571                         connman_provider_set_string(provider, key, str);
 572                         break;
 573                 }
 574
 575                 dbus_message_iter_next(&array);
 576         }
 577
 578         g_free(ident);
 579
 580         if (provider == NULL) {
 581                 err = -EOPNOTSUPP;
 582                 goto failed;
 583         }
 584
 585         if (created == TRUE)
 586                 provider_probe(provider);
 587
 588         if (provider->vpn_service == NULL)
 589                 provider->vpn_service =
 590                         __connman_service_create_from_provider(provider);
 591         if (provider->vpn_service == NULL) {
 592                 err = -EOPNOTSUPP;
 593                 goto failed;
 594         }
 595
 596         err = __connman_service_connect(provider->vpn_service);
 597         if (err < 0 && err != -EINPROGRESS)
 598                 goto failed;
 599
 600         service_path = __connman_service_get_path(provider->vpn_service);
 601         g_dbus_send_reply(connection, msg,
 602                                 DBUS_TYPE_OBJECT_PATH, &service_path,
 603                                                         DBUS_TYPE_INVALID);
 604         return 0;
 605
 606 failed:
 607         if (provider != NULL && created == TRUE) {
 608                 DBG("can not connect delete provider");
 609                 connman_provider_unref(provider);
 610
 611                 if (provider->vpn_service != NULL) {
 612                         __connman_service_put(provider->vpn_service);
 613                         provider->vpn_service = NULL;
 614                 }
 615         }
 616
 617         return err;
 618 }
 619
 620 const char * __connman_provider_get_ident(struct connman_provider *provider)
 621 {
 622         if (provider == NULL)
 623                 return NULL;
 624
 625         return provider->identifier;
 626 }
 627
 628 int connman_provider_set_string(struct connman_provider *provider,
 629                                         const char *key, const char *value)
 630 {
 631         DBG("provider %p key %s value %s", provider, key, value);
 632
 633         if (g_str_equal(key, "Type") == TRUE) {
 634                 g_free(provider->type);
 635                 provider->type = g_strdup(value);
 636         } else if (g_str_equal(key, "Name") == TRUE) {
 637                 g_free(provider->name);
 638                 provider->name = g_strdup(value);
 639         } else if (g_str_equal(key, "Gateway") == TRUE) {
 640                 g_free(provider->element.ipv4.gateway);
 641                 provider->element.ipv4.gateway = g_strdup(value);
 642         } else if (g_str_equal(key, "Address") == TRUE) {
 643                 g_free(provider->element.ipv4.address);
 644                 provider->element.ipv4.address = g_strdup(value);
 645         } else if (g_str_equal(key, "Peer") == TRUE) {
 646                 g_free(provider->element.ipv4.peer);
 647                 provider->element.ipv4.peer = g_strdup(value);
 648         } else if (g_str_equal(key, "Netmask") == TRUE) {
 649                 g_free(provider->element.ipv4.netmask);
 650                 provider->element.ipv4.netmask = g_strdup(value);
 651         } else if (g_str_equal(key, "PAC") == TRUE) {
 652                 g_free(provider->element.ipv4.pac);
 653                 provider->element.ipv4.pac = g_strdup(value);
 654                 __connman_service_set_proxy_autoconfig(provider->vpn_service,
 655                                                                         value);
 656         } else if (g_str_equal(key, "DNS") == TRUE) {
 657                 g_free(provider->dns);
 658                 provider->dns = g_strdup(value);
 659         } else if (g_str_equal(key, "Domain") == TRUE) {
 660                 g_free(provider->domain);
 661                 provider->domain = g_strdup(value);
 662         }
 663
 664         return connman_element_set_string(&provider->element, key, value);
 665 }
 666
 667 const char *connman_provider_get_string(struct connman_provider *provider,
 668                                                         const char *key)
 669 {
 670         DBG("provider %p key %s", provider, key);
 671
 672         if (g_str_equal(key, "Type") == TRUE)
 673                 return provider->type;
 674         else if (g_str_equal(key, "Name") == TRUE)
 675                 return provider->name;
 676
 677         return connman_element_get_string(&provider->element, key);
 678 }
 679
 680 void *connman_provider_get_data(struct connman_provider *provider)
 681 {
 682         return provider->driver_data;
 683 }
 684
 685 void connman_provider_set_data(struct connman_provider *provider, void *data)
 686 {
 687         provider->driver_data = data;
 688 }
 689
 690 void connman_provider_set_index(struct connman_provider *provider, int index)
 691 {
 692         struct connman_service *service = provider->vpn_service;
 693         struct connman_ipconfig *ipconfig;
 694
 695         DBG("");
 696
 697         if (service == NULL)
 698                 return;
 699
 700         ipconfig = __connman_service_get_ip4config(service);
 701
 702         if (ipconfig == NULL) {
 703                 __connman_service_create_ip4config(service, index);
 704
 705                 ipconfig = __connman_service_get_ip4config(service);
 706                 if (ipconfig == NULL) {
 707                         DBG("Couldnt create ipconfig");
 708                         goto done;
 709                 }
 710         }
 711
 712         connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_FIXED);
 713         __connman_ipconfig_set_index(ipconfig, index);
 714
 715
 716         ipconfig = __connman_service_get_ip6config(service);
 717
 718         if (ipconfig == NULL) {
 719                 __connman_service_create_ip6config(service, index);
 720
 721                 ipconfig = __connman_service_get_ip6config(service);
 722                 if (ipconfig == NULL) {
 723                         DBG("Couldnt create ipconfig for IPv6");
 724                         goto done;
 725                 }
 726         }
 727
 728         connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_OFF);
 729         __connman_ipconfig_set_index(ipconfig, index);
 730
 731 done:
 732         provider->element.index = index;
 733 }
 734
 735 int connman_provider_get_index(struct connman_provider *provider)
 736 {
 737         return provider->element.index;
 738 }
 739
 740 int connman_provider_append_route(struct connman_provider *provider,
 741                                         const char *host, const char *netmask,
 742                                         const char *gateway)
 743 {
 744         struct connman_route *route;
 745
 746         route = g_try_new0(struct connman_route, 1);
 747         if (route == NULL)
 748                 return -ENOMEM;
 749
 750         route->host = g_strdup(host);
 751         route->netmask = g_strdup(netmask);
 752         route->gateway = g_strdup(gateway);
 753
 754         provider->route_list = g_slist_append(provider->route_list, route);
 755
 756         return TRUE;
 757 }
 758
 759 const char *connman_provider_get_driver_name(struct connman_provider *provider)
 760 {
 761         return provider->driver->name;
 762 }
 763
 764 static gint compare_priority(gconstpointer a, gconstpointer b)
 765 {
 766         return 0;
 767 }
 768
 769 static void clean_provider(gpointer key, gpointer value, gpointer user_data)
 770 {
 771         struct connman_provider *provider = value;
 772
 773         if (provider->driver != NULL && provider->driver->remove)
 774                 provider->driver->remove(provider);
 775 }
 776
 777 int connman_provider_driver_register(struct connman_provider_driver *driver)
 778 {
 779         DBG("driver %p name %s", driver, driver->name);
 780
 781         driver_list = g_slist_insert_sorted(driver_list, driver,
 782                                                         compare_priority);
 783         return 0;
 784 }
 785
 786 void connman_provider_driver_unregister(struct connman_provider_driver *driver)
 787 {
 788         DBG("driver %p name %s", driver, driver->name);
 789
 790         driver_list = g_slist_remove(driver_list, driver);
 791 }
 792
 793 static void provider_remove(gpointer key, gpointer value,
 794                                                 gpointer user_data)
 795 {
 796         struct connman_provider *provider = value;
 797
 798         g_hash_table_remove(provider_hash, provider->identifier);
 799 }
 800
 801 static void provider_offline_mode(connman_bool_t enabled)
 802 {
 803         DBG("enabled %d", enabled);
 804
 805         if (enabled == TRUE)
 806                 g_hash_table_foreach(provider_hash, provider_remove, NULL);
 807
 808 }
 809
 810 static struct connman_notifier provider_notifier = {
 811         .name                   = "provider",
 812         .offline_mode           = provider_offline_mode,
 813 };
 814
 815 int __connman_provider_init(void)
 816 {
 817         int err;
 818
 819         DBG("");
 820
 821         connection = connman_dbus_get_connection();
 822
 823         provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
 824                                                 NULL, unregister_provider);
 825
 826         err = connman_notifier_register(&provider_notifier);
 827         if (err < 0) {
 828                 g_hash_table_destroy(provider_hash);
 829                 dbus_connection_unref(connection);
 830         }
 831
 832         return err;
 833 }
 834
 835 void __connman_provider_cleanup(void)
 836 {
 837         DBG("");
 838
 839         connman_notifier_unregister(&provider_notifier);
 840
 841         g_hash_table_foreach(provider_hash, clean_provider, NULL);
 842
 843         g_hash_table_destroy(provider_hash);
 844         provider_hash = NULL;
 845
 846         dbus_connection_unref(connection);
 847 }