service: Refactor Service nameserver API
[platform/upstream/connman.git] / 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 *dns;
54         char *domain;
55         GHashTable *routes;
56         struct connman_provider_driver *driver;
57         void *driver_data;
58 };
59
60 void __connman_provider_append_properties(struct connman_provider *provider,
61                                                         DBusMessageIter *iter)
62 {
63         if (provider->host != NULL)
64                 connman_dbus_dict_append_basic(iter, "Host",
65                                         DBUS_TYPE_STRING, &provider->host);
66
67         if (provider->domain != NULL)
68                 connman_dbus_dict_append_basic(iter, "Domain",
69                                         DBUS_TYPE_STRING, &provider->domain);
70
71         if (provider->type != NULL)
72                 connman_dbus_dict_append_basic(iter, "Type", DBUS_TYPE_STRING,
73                                                  &provider->type);
74 }
75
76 static struct connman_provider *connman_provider_lookup(const char *identifier)
77 {
78         struct connman_provider *provider = NULL;
79
80         provider = g_hash_table_lookup(provider_hash, identifier);
81
82         return provider;
83 }
84
85 static int connman_provider_setup_vpn_ipv4(struct connman_provider *provider,
86                                                 struct connman_element *element)
87 {
88         if (element == NULL || provider == NULL)
89                 return -EINVAL;
90
91         DBG("set vpn type %d", element->type);
92
93         g_free(element->ipv4.address);
94         element->ipv4.address = g_strdup(provider->element.ipv4.address);
95
96         g_free(element->ipv4.peer);
97         element->ipv4.peer = g_strdup(provider->element.ipv4.peer);
98
99         g_free(element->ipv4.netmask);
100         element->ipv4.netmask = g_strdup(provider->element.ipv4.netmask);
101
102         g_free(element->ipv4.gateway);
103         element->ipv4.gateway = g_strdup(provider->element.ipv4.gateway);
104
105         g_free(element->ipv4.broadcast);
106         element->ipv4.broadcast = g_strdup(provider->element.ipv4.broadcast);
107
108         g_free(element->ipv4.pac);
109         element->ipv4.pac = g_strdup(provider->element.ipv4.pac);
110
111         return connman_element_register(element, &provider->element);
112 }
113
114 struct connman_provider *connman_provider_ref(struct connman_provider *provider)
115 {
116         DBG("provider %p", provider);
117
118         if (connman_element_ref(&provider->element) == NULL)
119                 return NULL;
120
121         return provider;
122 }
123
124 void connman_provider_unref(struct connman_provider *provider)
125 {
126         DBG("provider %p", provider);
127
128         connman_element_unref(&provider->element);
129 }
130
131 static gboolean match_driver(struct connman_provider *provider,
132                                 struct connman_provider_driver *driver)
133 {
134         if (g_strcmp0(driver->name, provider->type) == 0)
135                 return TRUE;
136
137         return FALSE;
138 }
139
140 static int provider_probe(struct connman_provider *provider)
141 {
142         GSList *list;
143
144         DBG("provider %p name %s", provider, provider->name);
145
146         if (provider->driver != NULL)
147                 return -EALREADY;
148
149         for (list = driver_list; list; list = list->next) {
150                 struct connman_provider_driver *driver = list->data;
151
152                 if (match_driver(provider, driver) == FALSE)
153                         continue;
154
155                 DBG("driver %p name %s", driver, driver->name);
156
157                 if (driver->probe != NULL && driver->probe(provider) == 0) {
158                         provider->driver = driver;
159                         break;
160                 }
161         }
162
163         if (provider->driver == NULL)
164                 return -ENODEV;
165
166         return 0;
167 }
168
169 int __connman_provider_disconnect(struct connman_provider *provider)
170 {
171         int err;
172
173         DBG("provider %p", provider);
174
175         if (provider->driver != NULL && provider->driver->disconnect != NULL)
176                 err = provider->driver->disconnect(provider);
177         else
178                 return -EOPNOTSUPP;
179
180         if (provider->vpn_service != NULL)
181                 __connman_service_indicate_state(provider->vpn_service,
182                                         CONNMAN_SERVICE_STATE_DISCONNECT,
183                                         CONNMAN_IPCONFIG_TYPE_IPV4);
184         if (err < 0) {
185                 if (err != -EINPROGRESS)
186                         return err;
187
188                 return -EINPROGRESS;
189         }
190
191         return 0;
192 }
193
194 int __connman_provider_connect(struct connman_provider *provider)
195 {
196         int err;
197
198         DBG("provider %p", provider);
199
200         g_free(provider->element.ipv4.address);
201         g_free(provider->element.ipv4.peer);
202         g_free(provider->element.ipv4.netmask);
203         g_free(provider->element.ipv4.gateway);
204         g_free(provider->element.ipv4.broadcast);
205         g_free(provider->element.ipv4.pac);
206
207         provider->element.ipv4.address = NULL;
208         provider->element.ipv4.peer = NULL;
209         provider->element.ipv4.netmask = NULL;
210         provider->element.ipv4.gateway = NULL;
211         provider->element.ipv4.broadcast = NULL;
212         provider->element.ipv4.pac = NULL;
213
214         if (provider->driver != NULL && provider->driver->connect != NULL)
215                 err = provider->driver->connect(provider);
216         else
217                 return -EOPNOTSUPP;
218
219         if (err < 0) {
220                 if (err != -EINPROGRESS)
221                         return err;
222
223                 __connman_service_indicate_state(provider->vpn_service,
224                                         CONNMAN_SERVICE_STATE_ASSOCIATION,
225                                         CONNMAN_IPCONFIG_TYPE_IPV4);
226                 return -EINPROGRESS;
227         }
228
229         return 0;
230 }
231
232 int __connman_provider_remove(const char *path)
233 {
234         struct connman_provider *provider;
235         GHashTableIter iter;
236         gpointer value, key;
237
238         DBG("path %s", path);
239
240         g_hash_table_iter_init(&iter, provider_hash);
241         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
242                 const char *srv_path;
243                 provider = value;
244
245                 if (provider->vpn_service == NULL)
246                         continue;
247
248                 srv_path = __connman_service_get_path(provider->vpn_service);
249
250                 if (g_strcmp0(srv_path, path) == 0) {
251                         DBG("Removing VPN %s", provider->identifier);
252                         g_hash_table_remove(provider_hash,
253                                                 provider->identifier);
254                         return 0;
255                 }
256         }
257
258         return -ENXIO;
259 }
260
261 static void provider_append_routes(gpointer key, gpointer value,
262                                         gpointer user_data)
263 {
264         struct connman_route *route = value;
265         struct connman_provider *provider = user_data;
266         int index = provider->element.index;
267
268         if (route->family == AF_INET6) {
269                 unsigned char prefix_len = atoi(route->netmask);
270
271                 connman_inet_add_ipv6_network_route(index, route->host,
272                                                         route->gateway,
273                                                         prefix_len);
274         } else {
275                 connman_inet_add_network_route(index, route->host,
276                                                 route->gateway,
277                                                 route->netmask);
278         }
279 }
280
281 static void provider_set_nameservers(struct connman_provider *provider)
282 {
283         struct connman_service *service = provider->vpn_service;
284
285         char *nameservers = NULL, *name = NULL;
286         const char *value;
287         char *second_ns;
288
289         if (service == NULL)
290                 return;
291
292         if (provider->dns == NULL)
293                 return;
294
295         name = connman_inet_ifname(provider->element.index);
296
297         nameservers = g_strdup(provider->dns);
298         value = nameservers;
299         second_ns = strchr(value, ' ');
300         if (second_ns)
301                 *(second_ns++) = 0;
302         __connman_service_nameserver_append(service, value);
303         value = second_ns;
304
305         while (value) {
306                 char *next = strchr(value, ' ');
307                 if (next)
308                         *(next++) = 0;
309
310                 connman_resolver_append(name, provider->domain, value);
311                 value = next;
312         }
313
314         g_free(nameservers);
315         g_free(name);
316 }
317
318 static int set_connected(struct connman_provider *provider,
319                                         connman_bool_t connected)
320 {
321         struct connman_service *service = provider->vpn_service;
322
323         if (service == NULL)
324                 return -ENODEV;
325
326         if (connected == TRUE) {
327                 enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
328                 struct connman_element *element;
329                 int err;
330
331                 __connman_service_indicate_state(provider->vpn_service,
332                                         CONNMAN_SERVICE_STATE_CONFIGURATION,
333                                         CONNMAN_IPCONFIG_TYPE_IPV4);
334
335                 type = CONNMAN_ELEMENT_TYPE_IPV4;
336
337                 element = connman_element_create(NULL);
338                 if (element == NULL)
339                         return -ENOMEM;
340
341                 element->type  = type;
342                 element->index = provider->element.index;
343
344                 err = connman_provider_setup_vpn_ipv4(provider, element);
345                 if (err < 0) {
346                         connman_element_unref(element);
347
348                         __connman_service_indicate_state(service,
349                                                 CONNMAN_SERVICE_STATE_FAILURE,
350                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
351
352                         return err;
353                 }
354
355                 __connman_service_indicate_state(service,
356                                                 CONNMAN_SERVICE_STATE_READY,
357                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
358
359                 __connman_service_set_domainname(service, provider->domain);
360
361                 provider_set_nameservers(provider);
362
363                 g_hash_table_foreach(provider->routes, provider_append_routes,
364                                         provider);
365         } else {
366                 connman_element_unregister_children(&provider->element);
367                 __connman_service_indicate_state(service,
368                                                 CONNMAN_SERVICE_STATE_IDLE,
369                                                 CONNMAN_IPCONFIG_TYPE_IPV4);
370         }
371
372         return 0;
373 }
374
375 int connman_provider_set_state(struct connman_provider *provider,
376                                         enum connman_provider_state state)
377 {
378         if (provider == NULL || provider->vpn_service == NULL)
379                 return -EINVAL;
380
381         switch (state) {
382         case CONNMAN_PROVIDER_STATE_UNKNOWN:
383                 return -EINVAL;
384         case CONNMAN_PROVIDER_STATE_IDLE:
385                 return set_connected(provider, FALSE);
386         case CONNMAN_PROVIDER_STATE_CONNECT:
387                 return __connman_service_indicate_state(provider->vpn_service,
388                                         CONNMAN_SERVICE_STATE_ASSOCIATION,
389                                         CONNMAN_IPCONFIG_TYPE_IPV4);
390         case CONNMAN_PROVIDER_STATE_READY:
391                 return set_connected(provider, TRUE);
392         case CONNMAN_PROVIDER_STATE_DISCONNECT:
393                 return __connman_service_indicate_state(provider->vpn_service,
394                                         CONNMAN_SERVICE_STATE_DISCONNECT,
395                                         CONNMAN_IPCONFIG_TYPE_IPV4);
396         case CONNMAN_PROVIDER_STATE_FAILURE:
397                 return __connman_service_indicate_state(provider->vpn_service,
398                                         CONNMAN_SERVICE_STATE_FAILURE,
399                                         CONNMAN_IPCONFIG_TYPE_IPV4);
400         }
401
402         return -EINVAL;
403 }
404
405 int connman_provider_indicate_error(struct connman_provider *provider,
406                                         enum connman_provider_error error)
407 {
408         enum connman_service_error service_error;
409
410         switch (error) {
411         case CONNMAN_PROVIDER_ERROR_LOGIN_FAILED:
412                 service_error = CONNMAN_SERVICE_ERROR_LOGIN_FAILED;
413                 break;
414         case CONNMAN_PROVIDER_ERROR_AUTH_FAILED:
415                 service_error = CONNMAN_SERVICE_ERROR_AUTH_FAILED;
416                 break;
417         case CONNMAN_PROVIDER_ERROR_CONNECT_FAILED:
418                 service_error = CONNMAN_SERVICE_ERROR_CONNECT_FAILED;
419                 break;
420         default:
421                 service_error = CONNMAN_SERVICE_ERROR_UNKNOWN;
422                 break;
423         }
424
425         return __connman_service_indicate_error(provider->vpn_service,
426                                                         service_error);
427 }
428
429 static void unregister_provider(gpointer data)
430 {
431         struct connman_provider *provider = data;
432         struct connman_service *service = provider->vpn_service;
433
434         DBG("provider %p", provider);
435
436         provider->vpn_service = NULL;
437         __connman_service_put(service);
438
439         connman_element_unregister(&provider->element);
440         connman_provider_unref(provider);
441 }
442
443 static void provider_destruct(struct connman_element *element)
444 {
445         struct connman_provider *provider = element->private;
446
447         DBG("provider %p", provider);
448
449         g_free(provider->name);
450         g_free(provider->type);
451         g_free(provider->domain);
452         g_free(provider->identifier);
453         g_free(provider->dns);
454         g_hash_table_destroy(provider->routes);
455 }
456
457 static void destroy_route(gpointer user_data)
458 {
459         struct connman_route *route = user_data;
460
461         g_free(route->host);
462         g_free(route->netmask);
463         g_free(route->gateway);
464         g_free(route);
465 }
466
467 static void provider_initialize(struct connman_provider *provider)
468 {
469         DBG("provider %p", provider);
470
471         __connman_element_initialize(&provider->element);
472
473         provider->element.private = provider;
474         provider->element.destruct = provider_destruct;
475
476         provider->element.ipv4.address = NULL;
477         provider->element.ipv4.netmask = NULL;
478         provider->element.ipv4.gateway = NULL;
479         provider->element.ipv4.broadcast = NULL;
480         provider->element.ipv4.pac = NULL;
481
482         provider->name = NULL;
483         provider->type = NULL;
484         provider->dns = NULL;
485         provider->domain = NULL;
486         provider->identifier = NULL;
487         provider->routes = g_hash_table_new_full(g_direct_hash, g_direct_equal,
488                                         NULL, destroy_route);
489 }
490
491 static struct connman_provider *connman_provider_new(void)
492 {
493         struct connman_provider *provider;
494
495         provider = g_try_new0(struct connman_provider, 1);
496         if (provider == NULL)
497                 return NULL;
498
499         DBG("provider %p", provider);
500         provider_initialize(provider);
501
502         return provider;
503 }
504
505 static struct connman_provider *connman_provider_get(const char *identifier)
506 {
507         struct connman_provider *provider;
508
509         provider = g_hash_table_lookup(provider_hash, identifier);
510         if (provider != NULL)
511                 return provider;
512
513         provider = connman_provider_new();
514         if (provider == NULL)
515                 return NULL;
516
517         DBG("provider %p", provider);
518
519         provider->identifier = g_strdup(identifier);
520
521         g_hash_table_insert(provider_hash, provider->identifier, provider);
522
523         provider->element.name = g_strdup(identifier);
524         connman_element_register(&provider->element, NULL);
525
526         return provider;
527 }
528
529 static void provider_dbus_ident(char *ident)
530 {
531         int i, len = strlen(ident);
532
533         for (i = 0; i < len; i++) {
534                 if (ident[i] >= '0' && ident[i] <= '9')
535                         continue;
536                 if (ident[i] >= 'a' && ident[i] <= 'z')
537                         continue;
538                 if (ident[i] >= 'A' && ident[i] <= 'Z')
539                         continue;
540                 ident[i] = '_';
541         }
542 }
543
544 int __connman_provider_create_and_connect(DBusMessage *msg)
545 {
546         struct connman_provider *provider;
547         DBusMessageIter iter, array;
548         const char *type = NULL, *name = NULL, *service_path = NULL;
549         const char *host = NULL, *domain = NULL;
550         char *ident;
551         gboolean created = FALSE;
552         int err;
553
554         dbus_message_iter_init(msg, &iter);
555         dbus_message_iter_recurse(&iter, &array);
556
557         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
558                 DBusMessageIter entry, value;
559                 const char *key;
560
561                 dbus_message_iter_recurse(&array, &entry);
562                 dbus_message_iter_get_basic(&entry, &key);
563
564                 dbus_message_iter_next(&entry);
565                 dbus_message_iter_recurse(&entry, &value);
566
567                 switch (dbus_message_iter_get_arg_type(&value)) {
568                 case DBUS_TYPE_STRING:
569                         if (g_str_equal(key, "Type") == TRUE)
570                                 dbus_message_iter_get_basic(&value, &type);
571                         else if (g_str_equal(key, "Name") == TRUE)
572                                 dbus_message_iter_get_basic(&value, &name);
573                         else if (g_str_equal(key, "Host") == TRUE)
574                                 dbus_message_iter_get_basic(&value, &host);
575                         else if (g_str_equal(key, "VPN.Domain") == TRUE)
576                                 dbus_message_iter_get_basic(&value, &domain);
577                         break;
578                 }
579
580                 dbus_message_iter_next(&array);
581         }
582
583         if (host == NULL || domain == NULL) {
584                 err = -EINVAL;
585                 goto failed;
586         }
587
588         DBG("Type %s name %s", type, name);
589
590         if (type == NULL || name == NULL) {
591                 err = -EOPNOTSUPP;
592                 goto failed;
593         }
594
595         ident = g_strdup_printf("%s_%s", host, domain);
596         provider_dbus_ident(ident);
597
598         DBG("ident %s", ident);
599
600         provider = connman_provider_lookup(ident);
601
602         if (provider == NULL) {
603                 created = TRUE;
604                 provider = connman_provider_get(ident);
605                 if (provider) {
606                         provider->host = g_strdup(host);
607                         provider->domain = g_strdup(domain);
608                         provider->name = g_strdup(name);
609                         provider->type = g_strdup(type);
610                 }
611         }
612
613         if (provider == NULL) {
614                 DBG("can not create provider");
615                 err = -EOPNOTSUPP;
616                 goto failed;
617         }
618         dbus_message_iter_init(msg, &iter);
619         dbus_message_iter_recurse(&iter, &array);
620
621         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
622                 DBusMessageIter entry, value;
623                 const char *key, *str;
624
625                 dbus_message_iter_recurse(&array, &entry);
626                 dbus_message_iter_get_basic(&entry, &key);
627
628                 dbus_message_iter_next(&entry);
629                 dbus_message_iter_recurse(&entry, &value);
630
631                 switch (dbus_message_iter_get_arg_type(&value)) {
632                 case DBUS_TYPE_STRING:
633                         dbus_message_iter_get_basic(&value, &str);
634                         connman_provider_set_string(provider, key, str);
635                         break;
636                 }
637
638                 dbus_message_iter_next(&array);
639         }
640
641         g_free(ident);
642
643         if (provider == NULL) {
644                 err = -EOPNOTSUPP;
645                 goto failed;
646         }
647
648         if (created == TRUE)
649                 provider_probe(provider);
650
651         if (provider->vpn_service == NULL)
652                 provider->vpn_service =
653                         __connman_service_create_from_provider(provider);
654         if (provider->vpn_service == NULL) {
655                 err = -EOPNOTSUPP;
656                 goto failed;
657         }
658
659         err = __connman_service_connect(provider->vpn_service);
660         if (err < 0 && err != -EINPROGRESS)
661                 goto failed;
662
663         service_path = __connman_service_get_path(provider->vpn_service);
664         g_dbus_send_reply(connection, msg,
665                                 DBUS_TYPE_OBJECT_PATH, &service_path,
666                                                         DBUS_TYPE_INVALID);
667         return 0;
668
669 failed:
670         if (provider != NULL && created == TRUE) {
671                 DBG("can not connect delete provider");
672                 connman_provider_unref(provider);
673
674                 if (provider->vpn_service != NULL) {
675                         __connman_service_put(provider->vpn_service);
676                         provider->vpn_service = NULL;
677                 }
678         }
679
680         return err;
681 }
682
683 const char * __connman_provider_get_ident(struct connman_provider *provider)
684 {
685         if (provider == NULL)
686                 return NULL;
687
688         return provider->identifier;
689 }
690
691 int connman_provider_set_string(struct connman_provider *provider,
692                                         const char *key, const char *value)
693 {
694         DBG("provider %p key %s value %s", provider, key, value);
695
696         if (g_str_equal(key, "Type") == TRUE) {
697                 g_free(provider->type);
698                 provider->type = g_strdup(value);
699         } else if (g_str_equal(key, "Name") == TRUE) {
700                 g_free(provider->name);
701                 provider->name = g_strdup(value);
702         } else if (g_str_equal(key, "Gateway") == TRUE) {
703                 g_free(provider->element.ipv4.gateway);
704                 provider->element.ipv4.gateway = g_strdup(value);
705         } else if (g_str_equal(key, "Address") == TRUE) {
706                 g_free(provider->element.ipv4.address);
707                 provider->element.ipv4.address = g_strdup(value);
708         } else if (g_str_equal(key, "Peer") == TRUE) {
709                 g_free(provider->element.ipv4.peer);
710                 provider->element.ipv4.peer = g_strdup(value);
711         } else if (g_str_equal(key, "Netmask") == TRUE) {
712                 g_free(provider->element.ipv4.netmask);
713                 provider->element.ipv4.netmask = g_strdup(value);
714         } else if (g_str_equal(key, "PAC") == TRUE) {
715                 g_free(provider->element.ipv4.pac);
716                 provider->element.ipv4.pac = g_strdup(value);
717                 __connman_service_set_proxy_autoconfig(provider->vpn_service,
718                                                                         value);
719         } else if (g_str_equal(key, "DNS") == TRUE) {
720                 g_free(provider->dns);
721                 provider->dns = g_strdup(value);
722         } else if (g_str_equal(key, "Domain") == TRUE) {
723                 g_free(provider->domain);
724                 provider->domain = g_strdup(value);
725         }
726
727         return connman_element_set_string(&provider->element, key, value);
728 }
729
730 const char *connman_provider_get_string(struct connman_provider *provider,
731                                                         const char *key)
732 {
733         DBG("provider %p key %s", provider, key);
734
735         if (g_str_equal(key, "Type") == TRUE)
736                 return provider->type;
737         else if (g_str_equal(key, "Name") == TRUE)
738                 return provider->name;
739
740         return connman_element_get_string(&provider->element, key);
741 }
742
743 void *connman_provider_get_data(struct connman_provider *provider)
744 {
745         return provider->driver_data;
746 }
747
748 void connman_provider_set_data(struct connman_provider *provider, void *data)
749 {
750         provider->driver_data = data;
751 }
752
753 void connman_provider_set_index(struct connman_provider *provider, int index)
754 {
755         struct connman_service *service = provider->vpn_service;
756         struct connman_ipconfig *ipconfig;
757
758         DBG("");
759
760         if (service == NULL)
761                 return;
762
763         ipconfig = __connman_service_get_ip4config(service);
764
765         if (ipconfig == NULL) {
766                 __connman_service_create_ip4config(service, index);
767
768                 ipconfig = __connman_service_get_ip4config(service);
769                 if (ipconfig == NULL) {
770                         DBG("Couldnt create ipconfig");
771                         goto done;
772                 }
773         }
774
775         connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_FIXED);
776         __connman_ipconfig_set_index(ipconfig, index);
777
778
779         ipconfig = __connman_service_get_ip6config(service);
780
781         if (ipconfig == NULL) {
782                 __connman_service_create_ip6config(service, index);
783
784                 ipconfig = __connman_service_get_ip6config(service);
785                 if (ipconfig == NULL) {
786                         DBG("Couldnt create ipconfig for IPv6");
787                         goto done;
788                 }
789         }
790
791         connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_OFF);
792         __connman_ipconfig_set_index(ipconfig, index);
793
794 done:
795         provider->element.index = index;
796 }
797
798 int connman_provider_get_index(struct connman_provider *provider)
799 {
800         return provider->element.index;
801 }
802
803 enum provider_route_type {
804         PROVIDER_ROUTE_TYPE_NONE = 0,
805         PROVIDER_ROUTE_TYPE_MASK = 1,
806         PROVIDER_ROUTE_TYPE_ADDR = 2,
807         PROVIDER_ROUTE_TYPE_GW   = 3,
808 };
809
810 static int route_env_parse(struct connman_provider *provider, const char *key,
811                                 int *family, unsigned long *idx,
812                                 enum provider_route_type *type)
813 {
814         char *end;
815         const char *start;
816
817         DBG("name %s", provider->name);
818
819         if (!strcmp(provider->type, "openvpn")) {
820                 if (g_str_has_prefix(key, "route_network_") == TRUE) {
821                         start = key + strlen("route_network_");
822                         *type = PROVIDER_ROUTE_TYPE_ADDR;
823                 } else if (g_str_has_prefix(key, "route_netmask_") == TRUE) {
824                         start = key + strlen("route_netmask_");
825                         *type = PROVIDER_ROUTE_TYPE_MASK;
826                 } else if (g_str_has_prefix(key, "route_gateway_") == TRUE) {
827                         start = key + strlen("route_gateway_");
828                         *type = PROVIDER_ROUTE_TYPE_GW;
829                 } else
830                         return -EINVAL;
831
832                 *family = AF_INET;
833                 *idx = g_ascii_strtoull(start, &end, 10);
834
835         } else if (!strcmp(provider->type, "openconnect")) {
836                 if (g_str_has_prefix(key, "CISCO_SPLIT_INC_") == TRUE) {
837                         *family = AF_INET;
838                         start = key + strlen("CISCO_SPLIT_INC_");
839                 } else if (g_str_has_prefix(key, "CISCO_IPV6_SPLIT_INC_") == TRUE) {
840                         *family = AF_INET6;
841                         start = key + strlen("CISCO_IPV6_SPLIT_INC_");
842                 } else
843                         return -EINVAL;
844
845                 *idx = g_ascii_strtoull(start, &end, 10);
846
847                 if (strncmp(end, "_ADDR", 5) == 0)
848                         *type = PROVIDER_ROUTE_TYPE_ADDR;
849                 else if (strncmp(end, "_MASK", 5) == 0)
850                         *type = PROVIDER_ROUTE_TYPE_MASK;
851                 else if (strncmp(end, "_MASKLEN", 8) == 0 &&
852                                 *family == AF_INET6) {
853                         *type = PROVIDER_ROUTE_TYPE_MASK;
854                 } else
855                         return -EINVAL;
856         }
857
858         return 0;
859 }
860
861 int connman_provider_append_route(struct connman_provider *provider,
862                                         const char *key, const char *value)
863 {
864         struct connman_route *route;
865         int ret, family = 0;
866         unsigned long idx = 0;
867         enum provider_route_type type = PROVIDER_ROUTE_TYPE_NONE;
868
869         DBG("key %s value %s", key, value);
870
871         ret = route_env_parse(provider, key, &family, &idx, &type);
872         if (ret < 0)
873                 return ret;
874
875         DBG("idx %lu family %d type %d", idx, family, type);
876
877         route = g_hash_table_lookup(provider->routes, GINT_TO_POINTER(idx));
878         if (route == NULL) {
879                 route = g_try_new0(struct connman_route, 1);
880                 if (route == NULL) {
881                         connman_error("out of memory");
882                         return -ENOMEM;
883                 }
884
885                 route->family = family;
886
887                 g_hash_table_replace(provider->routes, GINT_TO_POINTER(idx),
888                                                 route);
889         }
890
891         switch (type) {
892         case PROVIDER_ROUTE_TYPE_NONE:
893                 break;
894         case PROVIDER_ROUTE_TYPE_MASK:
895                 route->netmask = g_strdup(value);
896                 break;
897         case PROVIDER_ROUTE_TYPE_ADDR:
898                 route->host = g_strdup(value);
899                 break;
900         case PROVIDER_ROUTE_TYPE_GW:
901                 route->gateway = g_strdup(value);
902                 break;
903         }
904
905         return 0;
906 }
907
908 const char *connman_provider_get_driver_name(struct connman_provider *provider)
909 {
910         return provider->driver->name;
911 }
912
913 static gint compare_priority(gconstpointer a, gconstpointer b)
914 {
915         return 0;
916 }
917
918 static void clean_provider(gpointer key, gpointer value, gpointer user_data)
919 {
920         struct connman_provider *provider = value;
921
922         if (provider->driver != NULL && provider->driver->remove)
923                 provider->driver->remove(provider);
924 }
925
926 int connman_provider_driver_register(struct connman_provider_driver *driver)
927 {
928         DBG("driver %p name %s", driver, driver->name);
929
930         driver_list = g_slist_insert_sorted(driver_list, driver,
931                                                         compare_priority);
932         return 0;
933 }
934
935 void connman_provider_driver_unregister(struct connman_provider_driver *driver)
936 {
937         DBG("driver %p name %s", driver, driver->name);
938
939         driver_list = g_slist_remove(driver_list, driver);
940 }
941
942 static void provider_remove(gpointer key, gpointer value,
943                                                 gpointer user_data)
944 {
945         struct connman_provider *provider = value;
946
947         g_hash_table_remove(provider_hash, provider->identifier);
948 }
949
950 static void provider_offline_mode(connman_bool_t enabled)
951 {
952         DBG("enabled %d", enabled);
953
954         if (enabled == TRUE)
955                 g_hash_table_foreach(provider_hash, provider_remove, NULL);
956
957 }
958
959 static struct connman_notifier provider_notifier = {
960         .name                   = "provider",
961         .offline_mode           = provider_offline_mode,
962 };
963
964 int __connman_provider_init(void)
965 {
966         int err;
967
968         DBG("");
969
970         connection = connman_dbus_get_connection();
971
972         provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
973                                                 NULL, unregister_provider);
974
975         err = connman_notifier_register(&provider_notifier);
976         if (err < 0) {
977                 g_hash_table_destroy(provider_hash);
978                 dbus_connection_unref(connection);
979         }
980
981         return err;
982 }
983
984 void __connman_provider_cleanup(void)
985 {
986         DBG("");
987
988         connman_notifier_unregister(&provider_notifier);
989
990         g_hash_table_foreach(provider_hash, clean_provider, NULL);
991
992         g_hash_table_destroy(provider_hash);
993         provider_hash = NULL;
994
995         dbus_connection_unref(connection);
996 }