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 <errno.h>
  27 #include <stdio.h>
  28 #include <string.h>
  29 #include <stdlib.h>
  30 #include <gdbus.h>
  31
  32 #include "connman.h"
  33
  34 static DBusConnection *connection = NULL;
  35
  36 static GHashTable *provider_hash = NULL;
  37
  38 static GSList *driver_list = NULL;
  39
  40 struct connman_route {
  41         int family;
  42         char *host;
  43         char *netmask;
  44         char *gateway;
  45 };
  46
  47 struct connman_provider {
  48         gint refcount;
  49         struct connman_service *vpn_service;
  50         int index;
  51         char *identifier;
  52         char *name;
  53         char *type;
  54         char *host;
  55         char *domain;
  56         int family;
  57         GHashTable *routes;
  58         struct connman_provider_driver *driver;
  59         void *driver_data;
  60         GHashTable *setting_strings;
  61 };
  62
  63 void __connman_provider_append_properties(struct connman_provider *provider,
  64                                                         DBusMessageIter *iter)
  65 {
  66         if (provider->host != NULL)
  67                 connman_dbus_dict_append_basic(iter, "Host",
  68                                         DBUS_TYPE_STRING, &provider->host);
  69
  70         if (provider->domain != NULL)
  71                 connman_dbus_dict_append_basic(iter, "Domain",
  72                                         DBUS_TYPE_STRING, &provider->domain);
  73
  74         if (provider->type != NULL)
  75                 connman_dbus_dict_append_basic(iter, "Type", DBUS_TYPE_STRING,
  76                                                  &provider->type);
  77 }
  78
  79 static struct connman_provider *connman_provider_lookup(const char *identifier)
  80 {
  81         struct connman_provider *provider = NULL;
  82
  83         provider = g_hash_table_lookup(provider_hash, identifier);
  84
  85         return provider;
  86 }
  87
  88 static gboolean match_driver(struct connman_provider *provider,
  89                                 struct connman_provider_driver *driver)
  90 {
  91         if (g_strcmp0(driver->name, provider->type) == 0)
  92                 return TRUE;
  93
  94         return FALSE;
  95 }
  96
  97 static int provider_probe(struct connman_provider *provider)
  98 {
  99         GSList *list;
 100
 101         DBG("provider %p name %s", provider, provider->name);
 102
 103         if (provider->driver != NULL)
 104                 return -EALREADY;
 105
 106         for (list = driver_list; list; list = list->next) {
 107                 struct connman_provider_driver *driver = list->data;
 108
 109                 if (match_driver(provider, driver) == FALSE)
 110                         continue;
 111
 112                 DBG("driver %p name %s", driver, driver->name);
 113
 114                 if (driver->probe != NULL && driver->probe(provider) == 0) {
 115                         provider->driver = driver;
 116                         break;
 117                 }
 118         }
 119
 120         if (provider->driver == NULL)
 121                 return -ENODEV;
 122
 123         return 0;
 124 }
 125
 126 static void provider_remove(struct connman_provider *provider)
 127 {
 128         if (provider->driver != NULL) {
 129                 provider->driver->remove(provider);
 130                 provider->driver = NULL;
 131         }
 132 }
 133
 134 static int provider_register(struct connman_provider *provider)
 135 {
 136         return provider_probe(provider);
 137 }
 138
 139 static void provider_unregister(struct connman_provider *provider)
 140 {
 141         provider_remove(provider);
 142 }
 143
 144 struct connman_provider *connman_provider_ref(struct connman_provider *provider)
 145 {
 146         DBG("provider %p", provider);
 147
 148         g_atomic_int_inc(&provider->refcount);
 149
 150         return provider;
 151 }
 152
 153 static void provider_destruct(struct connman_provider *provider)
 154 {
 155         DBG("provider %p", provider);
 156
 157         g_free(provider->name);
 158         g_free(provider->type);
 159         g_free(provider->domain);
 160         g_free(provider->identifier);
 161         g_hash_table_destroy(provider->routes);
 162         g_hash_table_destroy(provider->setting_strings);
 163 }
 164
 165 void connman_provider_unref(struct connman_provider *provider)
 166 {
 167         DBG("provider %p", provider);
 168
 169         if (g_atomic_int_dec_and_test(&provider->refcount) == FALSE)
 170                 return;
 171
 172         provider_remove(provider);
 173
 174         provider_destruct(provider);
 175 }
 176
 177 static int provider_indicate_state(struct connman_provider *provider,
 178                                         enum connman_service_state state)
 179 {
 180         DBG("state %d", state);
 181
 182         __connman_service_indicate_state(provider->vpn_service, state,
 183                                         CONNMAN_IPCONFIG_TYPE_IPV4);
 184
 185         return __connman_service_indicate_state(provider->vpn_service, state,
 186                                         CONNMAN_IPCONFIG_TYPE_IPV6);
 187 }
 188
 189 int __connman_provider_disconnect(struct connman_provider *provider)
 190 {
 191         int err;
 192
 193         DBG("provider %p", provider);
 194
 195         if (provider->driver != NULL && provider->driver->disconnect != NULL)
 196                 err = provider->driver->disconnect(provider);
 197         else
 198                 return -EOPNOTSUPP;
 199
 200         if (provider->vpn_service != NULL)
 201                 provider_indicate_state(provider,
 202                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 203
 204         if (err < 0) {
 205                 if (err != -EINPROGRESS)
 206                         return err;
 207
 208                 return -EINPROGRESS;
 209         }
 210
 211         return 0;
 212 }
 213
 214 int __connman_provider_connect(struct connman_provider *provider)
 215 {
 216         int err;
 217
 218         DBG("provider %p", provider);
 219
 220         if (provider->driver != NULL && provider->driver->connect != NULL)
 221                 err = provider->driver->connect(provider);
 222         else
 223                 return -EOPNOTSUPP;
 224
 225         if (err < 0) {
 226                 if (err != -EINPROGRESS)
 227                         return err;
 228
 229                 provider_indicate_state(provider,
 230                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 231
 232                 return -EINPROGRESS;
 233         }
 234
 235         return 0;
 236 }
 237
 238 int __connman_provider_remove(const char *path)
 239 {
 240         struct connman_provider *provider;
 241         GHashTableIter iter;
 242         gpointer value, key;
 243
 244         DBG("path %s", path);
 245
 246         g_hash_table_iter_init(&iter, provider_hash);
 247         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
 248                 const char *srv_path;
 249                 provider = value;
 250
 251                 if (provider->vpn_service == NULL)
 252                         continue;
 253
 254                 srv_path = __connman_service_get_path(provider->vpn_service);
 255
 256                 if (g_strcmp0(srv_path, path) == 0) {
 257                         DBG("Removing VPN %s", provider->identifier);
 258
 259                         provider_unregister(provider);
 260                         g_hash_table_remove(provider_hash,
 261                                                 provider->identifier);
 262                         return 0;
 263                 }
 264         }
 265
 266         return -ENXIO;
 267 }
 268
 269 static void provider_append_routes(gpointer key, gpointer value,
 270                                         gpointer user_data)
 271 {
 272         struct connman_route *route = value;
 273         struct connman_provider *provider = user_data;
 274         int index = provider->index;
 275
 276         if (route->family == AF_INET6) {
 277                 unsigned char prefix_len = atoi(route->netmask);
 278
 279                 connman_inet_add_ipv6_network_route(index, route->host,
 280                                                         route->gateway,
 281                                                         prefix_len);
 282         } else {
 283                 connman_inet_add_network_route(index, route->host,
 284                                                 route->gateway,
 285                                                 route->netmask);
 286         }
 287 }
 288
 289 static int set_connected(struct connman_provider *provider,
 290                                         connman_bool_t connected)
 291 {
 292         struct connman_service *service = provider->vpn_service;
 293         struct connman_ipconfig *ipconfig;
 294
 295         if (service == NULL)
 296                 return -ENODEV;
 297
 298         ipconfig = __connman_service_get_ipconfig(service, provider->family);
 299
 300         if (connected == TRUE) {
 301                 if (ipconfig == NULL) {
 302                         provider_indicate_state(provider,
 303                                                 CONNMAN_SERVICE_STATE_FAILURE);
 304                         return -EIO;
 305                 }
 306
 307                 __connman_ipconfig_address_add(ipconfig);
 308                 __connman_ipconfig_gateway_add(ipconfig);
 309
 310                 provider_indicate_state(provider,
 311                                         CONNMAN_SERVICE_STATE_READY);
 312
 313                 g_hash_table_foreach(provider->routes, provider_append_routes,
 314                                         provider);
 315
 316         } else {
 317                 if (ipconfig != NULL) {
 318                         provider_indicate_state(provider,
 319                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 320                         __connman_ipconfig_gateway_remove(ipconfig);
 321                 }
 322
 323                 provider_indicate_state(provider,
 324                                         CONNMAN_SERVICE_STATE_IDLE);
 325         }
 326
 327         return 0;
 328 }
 329
 330 int connman_provider_set_state(struct connman_provider *provider,
 331                                         enum connman_provider_state state)
 332 {
 333         if (provider == NULL || provider->vpn_service == NULL)
 334                 return -EINVAL;
 335
 336         switch (state) {
 337         case CONNMAN_PROVIDER_STATE_UNKNOWN:
 338                 return -EINVAL;
 339         case CONNMAN_PROVIDER_STATE_IDLE:
 340                 return set_connected(provider, FALSE);
 341         case CONNMAN_PROVIDER_STATE_CONNECT:
 342                 return provider_indicate_state(provider,
 343                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
 344         case CONNMAN_PROVIDER_STATE_READY:
 345                 return set_connected(provider, TRUE);
 346         case CONNMAN_PROVIDER_STATE_DISCONNECT:
 347                 return provider_indicate_state(provider,
 348                                         CONNMAN_SERVICE_STATE_DISCONNECT);
 349         case CONNMAN_PROVIDER_STATE_FAILURE:
 350                 return provider_indicate_state(provider,
 351                                         CONNMAN_SERVICE_STATE_FAILURE);
 352         }
 353
 354         return -EINVAL;
 355 }
 356
 357 int connman_provider_indicate_error(struct connman_provider *provider,
 358                                         enum connman_provider_error error)
 359 {
 360         enum connman_service_error service_error;
 361
 362         switch (error) {
 363         case CONNMAN_PROVIDER_ERROR_LOGIN_FAILED:
 364                 service_error = CONNMAN_SERVICE_ERROR_LOGIN_FAILED;
 365                 break;
 366         case CONNMAN_PROVIDER_ERROR_AUTH_FAILED:
 367                 service_error = CONNMAN_SERVICE_ERROR_AUTH_FAILED;
 368                 break;
 369         case CONNMAN_PROVIDER_ERROR_CONNECT_FAILED:
 370                 service_error = CONNMAN_SERVICE_ERROR_CONNECT_FAILED;
 371                 break;
 372         default:
 373                 service_error = CONNMAN_SERVICE_ERROR_UNKNOWN;
 374                 break;
 375         }
 376
 377         return __connman_service_indicate_error(provider->vpn_service,
 378                                                         service_error);
 379 }
 380
 381 static void unregister_provider(gpointer data)
 382 {
 383         struct connman_provider *provider = data;
 384         struct connman_service *service = provider->vpn_service;
 385
 386         DBG("provider %p", provider);
 387
 388         provider->vpn_service = NULL;
 389         __connman_service_put(service);
 390
 391         connman_provider_unref(provider);
 392 }
 393
 394 static void destroy_route(gpointer user_data)
 395 {
 396         struct connman_route *route = user_data;
 397
 398         g_free(route->host);
 399         g_free(route->netmask);
 400         g_free(route->gateway);
 401         g_free(route);
 402 }
 403
 404 static void provider_initialize(struct connman_provider *provider)
 405 {
 406         DBG("provider %p", provider);
 407
 408         provider->index = 0;
 409         provider->name = NULL;
 410         provider->type = NULL;
 411         provider->domain = NULL;
 412         provider->identifier = NULL;
 413         provider->routes = g_hash_table_new_full(g_direct_hash, g_direct_equal,
 414                                         NULL, destroy_route);
 415         provider->setting_strings = g_hash_table_new_full(g_str_hash, g_str_equal,
 416                                                         g_free, g_free);
 417 }
 418
 419 static struct connman_provider *connman_provider_new(void)
 420 {
 421         struct connman_provider *provider;
 422
 423         provider = g_try_new0(struct connman_provider, 1);
 424         if (provider == NULL)
 425                 return NULL;
 426
 427         provider->refcount = 1;
 428
 429         DBG("provider %p", provider);
 430         provider_initialize(provider);
 431
 432         return provider;
 433 }
 434
 435 static struct connman_provider *connman_provider_get(const char *identifier)
 436 {
 437         struct connman_provider *provider;
 438
 439         provider = g_hash_table_lookup(provider_hash, identifier);
 440         if (provider != NULL)
 441                 return provider;
 442
 443         provider = connman_provider_new();
 444         if (provider == NULL)
 445                 return NULL;
 446
 447         DBG("provider %p", provider);
 448
 449         provider->identifier = g_strdup(identifier);
 450
 451         g_hash_table_insert(provider_hash, provider->identifier, provider);
 452
 453         provider->name = g_strdup(identifier);
 454
 455         return provider;
 456 }
 457
 458 static void provider_dbus_ident(char *ident)
 459 {
 460         int i, len = strlen(ident);
 461
 462         for (i = 0; i < len; i++) {
 463                 if (ident[i] >= '0' && ident[i] <= '9')
 464                         continue;
 465                 if (ident[i] >= 'a' && ident[i] <= 'z')
 466                         continue;
 467                 if (ident[i] >= 'A' && ident[i] <= 'Z')
 468                         continue;
 469                 ident[i] = '_';
 470         }
 471 }
 472
 473 int __connman_provider_create_and_connect(DBusMessage *msg)
 474 {
 475         struct connman_provider *provider;
 476         DBusMessageIter iter, array;
 477         const char *type = NULL, *name = NULL, *service_path = NULL;
 478         const char *host = NULL, *domain = NULL;
 479         char *ident;
 480         gboolean created = FALSE;
 481         int err;
 482
 483         dbus_message_iter_init(msg, &iter);
 484         dbus_message_iter_recurse(&iter, &array);
 485
 486         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 487                 DBusMessageIter entry, value;
 488                 const char *key;
 489
 490                 dbus_message_iter_recurse(&array, &entry);
 491                 dbus_message_iter_get_basic(&entry, &key);
 492
 493                 dbus_message_iter_next(&entry);
 494                 dbus_message_iter_recurse(&entry, &value);
 495
 496                 switch (dbus_message_iter_get_arg_type(&value)) {
 497                 case DBUS_TYPE_STRING:
 498                         if (g_str_equal(key, "Type") == TRUE)
 499                                 dbus_message_iter_get_basic(&value, &type);
 500                         else if (g_str_equal(key, "Name") == TRUE)
 501                                 dbus_message_iter_get_basic(&value, &name);
 502                         else if (g_str_equal(key, "Host") == TRUE)
 503                                 dbus_message_iter_get_basic(&value, &host);
 504                         else if (g_str_equal(key, "VPN.Domain") == TRUE)
 505                                 dbus_message_iter_get_basic(&value, &domain);
 506                         break;
 507                 }
 508
 509                 dbus_message_iter_next(&array);
 510         }
 511
 512         if (host == NULL || domain == NULL) {
 513                 err = -EINVAL;
 514                 goto failed;
 515         }
 516
 517         DBG("Type %s name %s", type, name);
 518
 519         if (type == NULL || name == NULL) {
 520                 err = -EOPNOTSUPP;
 521                 goto failed;
 522         }
 523
 524         ident = g_strdup_printf("%s_%s", host, domain);
 525         provider_dbus_ident(ident);
 526
 527         DBG("ident %s", ident);
 528
 529         provider = connman_provider_lookup(ident);
 530
 531         if (provider == NULL) {
 532                 created = TRUE;
 533                 provider = connman_provider_get(ident);
 534                 if (provider) {
 535                         provider->host = g_strdup(host);
 536                         provider->domain = g_strdup(domain);
 537                         provider->name = g_strdup(name);
 538                         provider->type = g_strdup(type);
 539                 }
 540
 541                 provider_register(provider);
 542         }
 543
 544         if (provider == NULL) {
 545                 DBG("can not create provider");
 546                 err = -EOPNOTSUPP;
 547                 goto failed;
 548         }
 549         dbus_message_iter_init(msg, &iter);
 550         dbus_message_iter_recurse(&iter, &array);
 551
 552         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
 553                 DBusMessageIter entry, value;
 554                 const char *key, *str;
 555
 556                 dbus_message_iter_recurse(&array, &entry);
 557                 dbus_message_iter_get_basic(&entry, &key);
 558
 559                 dbus_message_iter_next(&entry);
 560                 dbus_message_iter_recurse(&entry, &value);
 561
 562                 switch (dbus_message_iter_get_arg_type(&value)) {
 563                 case DBUS_TYPE_STRING:
 564                         dbus_message_iter_get_basic(&value, &str);
 565                         connman_provider_set_string(provider, key, str);
 566                         break;
 567                 }
 568
 569                 dbus_message_iter_next(&array);
 570         }
 571
 572         g_free(ident);
 573
 574         if (provider == NULL) {
 575                 err = -EOPNOTSUPP;
 576                 goto failed;
 577         }
 578
 579         if (provider->vpn_service == NULL)
 580                 provider->vpn_service =
 581                         __connman_service_create_from_provider(provider);
 582         if (provider->vpn_service == NULL) {
 583                 err = -EOPNOTSUPP;
 584                 goto failed;
 585         }
 586
 587         err = __connman_service_connect(provider->vpn_service);
 588         if (err < 0 && err != -EINPROGRESS)
 589                 goto failed;
 590
 591         service_path = __connman_service_get_path(provider->vpn_service);
 592         g_dbus_send_reply(connection, msg,
 593                                 DBUS_TYPE_OBJECT_PATH, &service_path,
 594                                                         DBUS_TYPE_INVALID);
 595         return 0;
 596
 597 failed:
 598         if (provider != NULL && created == TRUE) {
 599                 DBG("can not connect delete provider");
 600                 connman_provider_unref(provider);
 601
 602                 if (provider->vpn_service != NULL) {
 603                         __connman_service_put(provider->vpn_service);
 604                         provider->vpn_service = NULL;
 605                 }
 606         }
 607
 608         return err;
 609 }
 610
 611 const char * __connman_provider_get_ident(struct connman_provider *provider)
 612 {
 613         if (provider == NULL)
 614                 return NULL;
 615
 616         return provider->identifier;
 617 }
 618
 619 int connman_provider_set_string(struct connman_provider *provider,
 620                                         const char *key, const char *value)
 621 {
 622         DBG("provider %p key %s value %s", provider, key, value);
 623
 624         if (g_str_equal(key, "Type") == TRUE) {
 625                 g_free(provider->type);
 626                 provider->type = g_strdup(value);
 627         } else if (g_str_equal(key, "Name") == TRUE) {
 628                 g_free(provider->name);
 629                 provider->name = g_strdup(value);
 630         }
 631
 632         g_hash_table_replace(provider->setting_strings,
 633                                 g_strdup(key), g_strdup(value));
 634         return 0;
 635 }
 636
 637 const char *connman_provider_get_string(struct connman_provider *provider,
 638                                                         const char *key)
 639 {
 640         DBG("provider %p key %s", provider, key);
 641
 642         if (g_str_equal(key, "Type") == TRUE)
 643                 return provider->type;
 644         else if (g_str_equal(key, "Name") == TRUE)
 645                 return provider->name;
 646
 647         return g_hash_table_lookup(provider->setting_strings, key);
 648 }
 649
 650 void *connman_provider_get_data(struct connman_provider *provider)
 651 {
 652         return provider->driver_data;
 653 }
 654
 655 void connman_provider_set_data(struct connman_provider *provider, void *data)
 656 {
 657         provider->driver_data = data;
 658 }
 659
 660 void connman_provider_set_index(struct connman_provider *provider, int index)
 661 {
 662         struct connman_service *service = provider->vpn_service;
 663         struct connman_ipconfig *ipconfig;
 664
 665         DBG("");
 666
 667         if (service == NULL)
 668                 return;
 669
 670         ipconfig = __connman_service_get_ip4config(service);
 671
 672         if (ipconfig == NULL) {
 673                 __connman_service_create_ip4config(service, index);
 674
 675                 ipconfig = __connman_service_get_ip4config(service);
 676                 if (ipconfig == NULL) {
 677                         DBG("Couldnt create ipconfig");
 678                         goto done;
 679                 }
 680         }
 681
 682         connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_FIXED);
 683         __connman_ipconfig_set_index(ipconfig, index);
 684
 685
 686         ipconfig = __connman_service_get_ip6config(service);
 687
 688         if (ipconfig == NULL) {
 689                 __connman_service_create_ip6config(service, index);
 690
 691                 ipconfig = __connman_service_get_ip6config(service);
 692                 if (ipconfig == NULL) {
 693                         DBG("Couldnt create ipconfig for IPv6");
 694                         goto done;
 695                 }
 696         }
 697
 698         connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_OFF);
 699         __connman_ipconfig_set_index(ipconfig, index);
 700
 701 done:
 702         provider->index = index;
 703 }
 704
 705 int connman_provider_get_index(struct connman_provider *provider)
 706 {
 707         return provider->index;
 708 }
 709
 710 int connman_provider_set_ipaddress(struct connman_provider *provider,
 711                                         struct connman_ipaddress *ipaddress)
 712 {
 713         struct connman_ipconfig *ipconfig = NULL;
 714
 715         ipconfig = __connman_service_get_ipconfig(provider->vpn_service,
 716                                                         ipaddress->family);
 717         if (ipconfig == NULL)
 718                 return -EINVAL;
 719
 720         provider->family = ipaddress->family;
 721
 722         __connman_ipconfig_set_local(ipconfig, ipaddress->local);
 723         __connman_ipconfig_set_peer(ipconfig, ipaddress->peer);
 724         __connman_ipconfig_set_broadcast(ipconfig, ipaddress->broadcast);
 725         __connman_ipconfig_set_gateway(ipconfig, ipaddress->gateway);
 726         __connman_ipconfig_set_prefixlen(ipconfig, ipaddress->prefixlen);
 727
 728         return 0;
 729 }
 730
 731 int connman_provider_set_pac(struct connman_provider *provider, const char *pac)
 732 {
 733         DBG("provider %p pac %s", provider, pac);
 734
 735         __connman_service_set_pac(provider->vpn_service, pac);
 736
 737         return 0;
 738 }
 739
 740
 741 int connman_provider_set_domain(struct connman_provider *provider,
 742                                         const char *domain)
 743 {
 744         DBG("provider %p domain %s", provider, domain);
 745
 746         g_free(provider->domain);
 747         provider->domain = g_strdup(domain);
 748
 749         __connman_service_set_domainname(provider->vpn_service, domain);
 750
 751         return 0;
 752 }
 753
 754 int connman_provider_set_nameservers(struct connman_provider *provider,
 755                                         const char *nameservers)
 756 {
 757         int i;
 758         char **nameservers_array = NULL;
 759
 760         DBG("provider %p nameservers %s", provider, nameservers);
 761
 762         __connman_service_nameserver_clear(provider->vpn_service);
 763
 764         if (nameservers == NULL)
 765                 return 0;
 766
 767         nameservers_array = g_strsplit(nameservers, " ", 0);
 768
 769         for (i = 0; nameservers_array[i] != NULL; i++) {
 770                 __connman_service_nameserver_append(provider->vpn_service,
 771                                                         nameservers_array[i]);
 772         }
 773
 774         g_strfreev(nameservers_array);
 775
 776         return 0;
 777 }
 778
 779 enum provider_route_type {
 780         PROVIDER_ROUTE_TYPE_NONE = 0,
 781         PROVIDER_ROUTE_TYPE_MASK = 1,
 782         PROVIDER_ROUTE_TYPE_ADDR = 2,
 783         PROVIDER_ROUTE_TYPE_GW   = 3,
 784 };
 785
 786 static int route_env_parse(struct connman_provider *provider, const char *key,
 787                                 int *family, unsigned long *idx,
 788                                 enum provider_route_type *type)
 789 {
 790         char *end;
 791         const char *start;
 792
 793         DBG("name %s", provider->name);
 794
 795         if (!strcmp(provider->type, "openvpn")) {
 796                 if (g_str_has_prefix(key, "route_network_") == TRUE) {
 797                         start = key + strlen("route_network_");
 798                         *type = PROVIDER_ROUTE_TYPE_ADDR;
 799                 } else if (g_str_has_prefix(key, "route_netmask_") == TRUE) {
 800                         start = key + strlen("route_netmask_");
 801                         *type = PROVIDER_ROUTE_TYPE_MASK;
 802                 } else if (g_str_has_prefix(key, "route_gateway_") == TRUE) {
 803                         start = key + strlen("route_gateway_");
 804                         *type = PROVIDER_ROUTE_TYPE_GW;
 805                 } else
 806                         return -EINVAL;
 807
 808                 *family = AF_INET;
 809                 *idx = g_ascii_strtoull(start, &end, 10);
 810
 811         } else if (!strcmp(provider->type, "openconnect")) {
 812                 if (g_str_has_prefix(key, "CISCO_SPLIT_INC_") == TRUE) {
 813                         *family = AF_INET;
 814                         start = key + strlen("CISCO_SPLIT_INC_");
 815                 } else if (g_str_has_prefix(key, "CISCO_IPV6_SPLIT_INC_") == TRUE) {
 816                         *family = AF_INET6;
 817                         start = key + strlen("CISCO_IPV6_SPLIT_INC_");
 818                 } else
 819                         return -EINVAL;
 820
 821                 *idx = g_ascii_strtoull(start, &end, 10);
 822
 823                 if (strncmp(end, "_ADDR", 5) == 0)
 824                         *type = PROVIDER_ROUTE_TYPE_ADDR;
 825                 else if (strncmp(end, "_MASK", 5) == 0)
 826                         *type = PROVIDER_ROUTE_TYPE_MASK;
 827                 else if (strncmp(end, "_MASKLEN", 8) == 0 &&
 828                                 *family == AF_INET6) {
 829                         *type = PROVIDER_ROUTE_TYPE_MASK;
 830                 } else
 831                         return -EINVAL;
 832         }
 833
 834         return 0;
 835 }
 836
 837 int connman_provider_append_route(struct connman_provider *provider,
 838                                         const char *key, const char *value)
 839 {
 840         struct connman_route *route;
 841         int ret, family = 0;
 842         unsigned long idx = 0;
 843         enum provider_route_type type = PROVIDER_ROUTE_TYPE_NONE;
 844
 845         DBG("key %s value %s", key, value);
 846
 847         ret = route_env_parse(provider, key, &family, &idx, &type);
 848         if (ret < 0)
 849                 return ret;
 850
 851         DBG("idx %lu family %d type %d", idx, family, type);
 852
 853         route = g_hash_table_lookup(provider->routes, GINT_TO_POINTER(idx));
 854         if (route == NULL) {
 855                 route = g_try_new0(struct connman_route, 1);
 856                 if (route == NULL) {
 857                         connman_error("out of memory");
 858                         return -ENOMEM;
 859                 }
 860
 861                 route->family = family;
 862
 863                 g_hash_table_replace(provider->routes, GINT_TO_POINTER(idx),
 864                                                 route);
 865         }
 866
 867         switch (type) {
 868         case PROVIDER_ROUTE_TYPE_NONE:
 869                 break;
 870         case PROVIDER_ROUTE_TYPE_MASK:
 871                 route->netmask = g_strdup(value);
 872                 break;
 873         case PROVIDER_ROUTE_TYPE_ADDR:
 874                 route->host = g_strdup(value);
 875                 break;
 876         case PROVIDER_ROUTE_TYPE_GW:
 877                 route->gateway = g_strdup(value);
 878                 break;
 879         }
 880
 881         return 0;
 882 }
 883
 884 const char *connman_provider_get_driver_name(struct connman_provider *provider)
 885 {
 886         return provider->driver->name;
 887 }
 888
 889 static gint compare_priority(gconstpointer a, gconstpointer b)
 890 {
 891         return 0;
 892 }
 893
 894 static void clean_provider(gpointer key, gpointer value, gpointer user_data)
 895 {
 896         struct connman_provider *provider = value;
 897
 898         if (provider->driver != NULL && provider->driver->remove)
 899                 provider->driver->remove(provider);
 900 }
 901
 902 int connman_provider_driver_register(struct connman_provider_driver *driver)
 903 {
 904         DBG("driver %p name %s", driver, driver->name);
 905
 906         driver_list = g_slist_insert_sorted(driver_list, driver,
 907                                                         compare_priority);
 908         return 0;
 909 }
 910
 911 void connman_provider_driver_unregister(struct connman_provider_driver *driver)
 912 {
 913         DBG("driver %p name %s", driver, driver->name);
 914
 915         driver_list = g_slist_remove(driver_list, driver);
 916 }
 917
 918 static void provider_remove_all(gpointer key, gpointer value,
 919                                                 gpointer user_data)
 920 {
 921         struct connman_provider *provider = value;
 922
 923         __connman_provider_remove(provider->identifier);
 924 }
 925
 926 static void provider_offline_mode(connman_bool_t enabled)
 927 {
 928         DBG("enabled %d", enabled);
 929
 930         if (enabled == TRUE)
 931                 g_hash_table_foreach(provider_hash, provider_remove_all, NULL);
 932
 933 }
 934
 935 static struct connman_notifier provider_notifier = {
 936         .name                   = "provider",
 937         .offline_mode           = provider_offline_mode,
 938 };
 939
 940 int __connman_provider_init(void)
 941 {
 942         int err;
 943
 944         DBG("");
 945
 946         connection = connman_dbus_get_connection();
 947
 948         provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
 949                                                 NULL, unregister_provider);
 950
 951         err = connman_notifier_register(&provider_notifier);
 952         if (err < 0) {
 953                 g_hash_table_destroy(provider_hash);
 954                 dbus_connection_unref(connection);
 955         }
 956
 957         return err;
 958 }
 959
 960 void __connman_provider_cleanup(void)
 961 {
 962         DBG("");
 963
 964         connman_notifier_unregister(&provider_notifier);
 965
 966         g_hash_table_foreach(provider_hash, clean_provider, NULL);
 967
 968         g_hash_table_destroy(provider_hash);
 969         provider_hash = NULL;
 970
 971         dbus_connection_unref(connection);
 972 }