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