provider: VPN service can be null
[framework/connectivity/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 <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         int 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 int connman_provider_load(struct connman_provider *provider)
80 {
81         gsize idx = 0;
82         GKeyFile *keyfile;
83         gchar **settings;
84         gchar *key, *value;
85         gsize length;
86
87         DBG("provider %p", provider);
88
89         keyfile = __connman_storage_load_provider(provider->identifier);
90         if (keyfile == NULL)
91                 return -ENOENT;
92
93         settings = g_key_file_get_keys(keyfile, provider->identifier, &length,
94                                 NULL);
95         if (settings == NULL) {
96                 g_key_file_free(keyfile);
97                 return -ENOENT;
98         }
99
100         while (idx < length) {
101                 key = settings[idx];
102                 DBG("found key %s", key);
103                 if (key != NULL) {
104                         value = g_key_file_get_string(keyfile,
105                                                 provider->identifier,
106                                                 key, NULL);
107                         connman_provider_set_string(provider, key, value);
108                         g_free(value);
109                 }
110                 idx += 1;
111         }
112         g_strfreev(settings);
113
114         g_key_file_free(keyfile);
115         return 0;
116 }
117
118 static int connman_provider_save(struct connman_provider *provider)
119 {
120         GKeyFile *keyfile;
121
122         DBG("provider %p", provider);
123
124         keyfile = g_key_file_new();
125         if (keyfile == NULL)
126                 return -ENOMEM;
127
128         g_key_file_set_string(keyfile, provider->identifier,
129                         "Name", provider->name);
130         g_key_file_set_string(keyfile, provider->identifier,
131                         "Type", provider->type);
132         g_key_file_set_string(keyfile, provider->identifier,
133                         "Host", provider->host);
134         g_key_file_set_string(keyfile, provider->identifier,
135                         "VPN.Domain", provider->domain);
136
137         if (provider->driver != NULL && provider->driver->save != NULL)
138                 provider->driver->save(provider, keyfile);
139
140         __connman_storage_save_provider(keyfile, provider->identifier);
141         g_key_file_free(keyfile);
142
143         return 0;
144 }
145
146 static struct connman_provider *connman_provider_lookup(const char *identifier)
147 {
148         struct connman_provider *provider = NULL;
149
150         provider = g_hash_table_lookup(provider_hash, identifier);
151
152         return provider;
153 }
154
155 static gboolean match_driver(struct connman_provider *provider,
156                                 struct connman_provider_driver *driver)
157 {
158         if (g_strcmp0(driver->name, provider->type) == 0)
159                 return TRUE;
160
161         return FALSE;
162 }
163
164 static int provider_probe(struct connman_provider *provider)
165 {
166         GSList *list;
167
168         DBG("provider %p name %s", provider, provider->name);
169
170         if (provider->driver != NULL)
171                 return -EALREADY;
172
173         for (list = driver_list; list; list = list->next) {
174                 struct connman_provider_driver *driver = list->data;
175
176                 if (match_driver(provider, driver) == FALSE)
177                         continue;
178
179                 DBG("driver %p name %s", driver, driver->name);
180
181                 if (driver->probe != NULL && driver->probe(provider) == 0) {
182                         provider->driver = driver;
183                         break;
184                 }
185         }
186
187         if (provider->driver == NULL)
188                 return -ENODEV;
189
190         return 0;
191 }
192
193 static void provider_remove(struct connman_provider *provider)
194 {
195         if (provider->driver != NULL) {
196                 provider->driver->remove(provider);
197                 provider->driver = NULL;
198         }
199 }
200
201 static int provider_register(struct connman_provider *provider)
202 {
203         connman_provider_load(provider);
204         return provider_probe(provider);
205 }
206
207 static void provider_unregister(struct connman_provider *provider)
208 {
209         provider_remove(provider);
210 }
211
212 struct connman_provider *connman_provider_ref(struct connman_provider *provider)
213 {
214         DBG("provider %p refcount %d", provider, provider->refcount + 1);
215
216         __sync_fetch_and_add(&provider->refcount, 1);
217
218         return provider;
219 }
220
221 static void provider_destruct(struct connman_provider *provider)
222 {
223         DBG("provider %p", provider);
224
225         g_free(provider->name);
226         g_free(provider->type);
227         g_free(provider->host);
228         g_free(provider->domain);
229         g_free(provider->identifier);
230         g_hash_table_destroy(provider->routes);
231         g_hash_table_destroy(provider->setting_strings);
232 }
233
234 void connman_provider_unref(struct connman_provider *provider)
235 {
236         DBG("provider %p refcount %d", provider, provider->refcount - 1);
237
238         if (__sync_fetch_and_sub(&provider->refcount, 1) != 1)
239                 return;
240
241         provider_remove(provider);
242
243         provider_destruct(provider);
244 }
245
246 static int provider_indicate_state(struct connman_provider *provider,
247                                         enum connman_service_state state)
248 {
249         DBG("state %d", state);
250
251         __connman_service_ipconfig_indicate_state(provider->vpn_service, state,
252                                         CONNMAN_IPCONFIG_TYPE_IPV4);
253
254         return __connman_service_ipconfig_indicate_state(provider->vpn_service,
255                                         state, CONNMAN_IPCONFIG_TYPE_IPV6);
256 }
257
258 int __connman_provider_disconnect(struct connman_provider *provider)
259 {
260         int err;
261
262         DBG("provider %p", provider);
263
264         if (provider->driver != NULL && provider->driver->disconnect != NULL)
265                 err = provider->driver->disconnect(provider);
266         else
267                 return -EOPNOTSUPP;
268
269         if (provider->vpn_service != NULL)
270                 provider_indicate_state(provider,
271                                         CONNMAN_SERVICE_STATE_DISCONNECT);
272
273         if (err < 0) {
274                 if (err != -EINPROGRESS)
275                         return err;
276
277                 return -EINPROGRESS;
278         }
279
280         return 0;
281 }
282
283 int __connman_provider_connect(struct connman_provider *provider)
284 {
285         int err;
286
287         DBG("provider %p", provider);
288
289         if (provider->driver != NULL && provider->driver->connect != NULL)
290                 err = provider->driver->connect(provider);
291         else
292                 return -EOPNOTSUPP;
293
294         if (err < 0) {
295                 if (err != -EINPROGRESS)
296                         return err;
297
298                 provider_indicate_state(provider,
299                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
300
301                 return -EINPROGRESS;
302         }
303
304         return 0;
305 }
306
307 int __connman_provider_remove(const char *path)
308 {
309         struct connman_provider *provider;
310         GHashTableIter iter;
311         gpointer value, key;
312
313         DBG("path %s", path);
314
315         g_hash_table_iter_init(&iter, provider_hash);
316         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
317                 const char *srv_path;
318                 provider = value;
319
320                 if (provider->vpn_service == NULL)
321                         continue;
322
323                 srv_path = __connman_service_get_path(provider->vpn_service);
324
325                 if (g_strcmp0(srv_path, path) == 0) {
326                         DBG("Removing VPN %s", provider->identifier);
327
328                         provider_unregister(provider);
329                         g_hash_table_remove(provider_hash,
330                                                 provider->identifier);
331                         return 0;
332                 }
333         }
334
335         return -ENXIO;
336 }
337
338 static void provider_append_routes(gpointer key, gpointer value,
339                                         gpointer user_data)
340 {
341         struct connman_route *route = value;
342         struct connman_provider *provider = user_data;
343         int index = provider->index;
344
345         if (route->family == AF_INET6) {
346                 unsigned char prefix_len = atoi(route->netmask);
347
348                 connman_inet_add_ipv6_network_route(index, route->host,
349                                                         route->gateway,
350                                                         prefix_len);
351         } else {
352                 connman_inet_add_network_route(index, route->host,
353                                                 route->gateway,
354                                                 route->netmask);
355         }
356 }
357
358 static int set_connected(struct connman_provider *provider,
359                                         connman_bool_t connected)
360 {
361         struct connman_service *service = provider->vpn_service;
362         struct connman_ipconfig *ipconfig;
363
364         if (service == NULL)
365                 return -ENODEV;
366
367         ipconfig = __connman_service_get_ipconfig(service, provider->family);
368
369         if (connected == TRUE) {
370                 if (ipconfig == NULL) {
371                         provider_indicate_state(provider,
372                                                 CONNMAN_SERVICE_STATE_FAILURE);
373                         return -EIO;
374                 }
375
376                 __connman_ipconfig_address_add(ipconfig);
377                 __connman_ipconfig_gateway_add(ipconfig);
378
379                 provider_indicate_state(provider,
380                                         CONNMAN_SERVICE_STATE_READY);
381
382                 g_hash_table_foreach(provider->routes, provider_append_routes,
383                                         provider);
384
385         } else {
386                 if (ipconfig != NULL) {
387                         provider_indicate_state(provider,
388                                         CONNMAN_SERVICE_STATE_DISCONNECT);
389                         __connman_ipconfig_gateway_remove(ipconfig);
390                 }
391
392                 provider_indicate_state(provider,
393                                         CONNMAN_SERVICE_STATE_IDLE);
394         }
395
396         return 0;
397 }
398
399 int connman_provider_set_state(struct connman_provider *provider,
400                                         enum connman_provider_state state)
401 {
402         if (provider == NULL || provider->vpn_service == NULL)
403                 return -EINVAL;
404
405         switch (state) {
406         case CONNMAN_PROVIDER_STATE_UNKNOWN:
407                 return -EINVAL;
408         case CONNMAN_PROVIDER_STATE_IDLE:
409                 return set_connected(provider, FALSE);
410         case CONNMAN_PROVIDER_STATE_CONNECT:
411                 return provider_indicate_state(provider,
412                                         CONNMAN_SERVICE_STATE_ASSOCIATION);
413         case CONNMAN_PROVIDER_STATE_READY:
414                 return set_connected(provider, TRUE);
415         case CONNMAN_PROVIDER_STATE_DISCONNECT:
416                 return provider_indicate_state(provider,
417                                         CONNMAN_SERVICE_STATE_DISCONNECT);
418         case CONNMAN_PROVIDER_STATE_FAILURE:
419                 return provider_indicate_state(provider,
420                                         CONNMAN_SERVICE_STATE_FAILURE);
421         }
422
423         return -EINVAL;
424 }
425
426 int connman_provider_indicate_error(struct connman_provider *provider,
427                                         enum connman_provider_error error)
428 {
429         enum connman_service_error service_error;
430         const char *path;
431         int ret;
432
433         switch (error) {
434         case CONNMAN_PROVIDER_ERROR_LOGIN_FAILED:
435                 service_error = CONNMAN_SERVICE_ERROR_LOGIN_FAILED;
436                 break;
437         case CONNMAN_PROVIDER_ERROR_AUTH_FAILED:
438                 service_error = CONNMAN_SERVICE_ERROR_AUTH_FAILED;
439                 break;
440         case CONNMAN_PROVIDER_ERROR_CONNECT_FAILED:
441                 service_error = CONNMAN_SERVICE_ERROR_CONNECT_FAILED;
442                 break;
443         default:
444                 service_error = CONNMAN_SERVICE_ERROR_UNKNOWN;
445                 break;
446         }
447
448         ret = __connman_service_indicate_error(provider->vpn_service,
449                                                         service_error);
450         path = __connman_service_get_path(provider->vpn_service);
451         __connman_provider_remove(path);
452
453         return ret;
454 }
455
456 static void unregister_provider(gpointer data)
457 {
458         struct connman_provider *provider = data;
459
460         DBG("provider %p service %p", provider, provider->vpn_service);
461
462         if (provider->vpn_service != NULL) {
463                 connman_service_unref(provider->vpn_service);
464                 provider->vpn_service = NULL;
465         }
466
467         connman_provider_unref(provider);
468 }
469
470 static void destroy_route(gpointer user_data)
471 {
472         struct connman_route *route = user_data;
473
474         g_free(route->host);
475         g_free(route->netmask);
476         g_free(route->gateway);
477         g_free(route);
478 }
479
480 static void provider_initialize(struct connman_provider *provider)
481 {
482         DBG("provider %p", provider);
483
484         provider->index = 0;
485         provider->name = NULL;
486         provider->type = NULL;
487         provider->domain = NULL;
488         provider->identifier = NULL;
489         provider->routes = g_hash_table_new_full(g_direct_hash, g_direct_equal,
490                                         NULL, destroy_route);
491         provider->setting_strings = g_hash_table_new_full(g_str_hash, g_str_equal,
492                                                         g_free, g_free);
493 }
494
495 static struct connman_provider *connman_provider_new(void)
496 {
497         struct connman_provider *provider;
498
499         provider = g_try_new0(struct connman_provider, 1);
500         if (provider == NULL)
501                 return NULL;
502
503         provider->refcount = 1;
504
505         DBG("provider %p", provider);
506         provider_initialize(provider);
507
508         return provider;
509 }
510
511 static struct connman_provider *connman_provider_get(const char *identifier)
512 {
513         struct connman_provider *provider;
514
515         provider = g_hash_table_lookup(provider_hash, identifier);
516         if (provider != NULL)
517                 return provider;
518
519         provider = connman_provider_new();
520         if (provider == NULL)
521                 return NULL;
522
523         DBG("provider %p", provider);
524
525         provider->identifier = g_strdup(identifier);
526
527         g_hash_table_insert(provider_hash, provider->identifier, provider);
528
529         provider->name = g_strdup(identifier);
530
531         return provider;
532 }
533
534 static void provider_dbus_ident(char *ident)
535 {
536         int i, len = strlen(ident);
537
538         for (i = 0; i < len; i++) {
539                 if (ident[i] >= '0' && ident[i] <= '9')
540                         continue;
541                 if (ident[i] >= 'a' && ident[i] <= 'z')
542                         continue;
543                 if (ident[i] >= 'A' && ident[i] <= 'Z')
544                         continue;
545                 ident[i] = '_';
546         }
547 }
548
549 int __connman_provider_create_and_connect(DBusMessage *msg)
550 {
551         struct connman_provider *provider;
552         DBusMessageIter iter, array;
553         const char *type = NULL, *name = NULL, *service_path;
554         const char *host = NULL, *domain = NULL;
555         char *ident;
556         int err;
557
558         dbus_message_iter_init(msg, &iter);
559         dbus_message_iter_recurse(&iter, &array);
560
561         while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_DICT_ENTRY) {
562                 DBusMessageIter entry, value;
563                 const char *key;
564
565                 dbus_message_iter_recurse(&array, &entry);
566                 dbus_message_iter_get_basic(&entry, &key);
567
568                 dbus_message_iter_next(&entry);
569                 dbus_message_iter_recurse(&entry, &value);
570
571                 switch (dbus_message_iter_get_arg_type(&value)) {
572                 case DBUS_TYPE_STRING:
573                         if (g_str_equal(key, "Type") == TRUE)
574                                 dbus_message_iter_get_basic(&value, &type);
575                         else if (g_str_equal(key, "Name") == TRUE)
576                                 dbus_message_iter_get_basic(&value, &name);
577                         else if (g_str_equal(key, "Host") == TRUE)
578                                 dbus_message_iter_get_basic(&value, &host);
579                         else if (g_str_equal(key, "VPN.Domain") == TRUE)
580                                 dbus_message_iter_get_basic(&value, &domain);
581                         break;
582                 }
583
584                 dbus_message_iter_next(&array);
585         }
586
587         if (host == NULL || domain == NULL)
588                 return -EINVAL;
589
590         DBG("Type %s name %s", type, name);
591
592         if (type == NULL || name == NULL)
593                 return -EOPNOTSUPP;
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         if (provider == NULL) {
602                 provider = connman_provider_get(ident);
603                 if (provider == NULL) {
604                         DBG("can not create provider");
605                         g_free(ident);
606                         return -EOPNOTSUPP;
607                 }
608
609                 provider->host = g_strdup(host);
610                 provider->domain = g_strdup(domain);
611                 g_free(provider->name);
612                 provider->name = g_strdup(name);
613                 provider->type = g_strdup(type);
614
615                 provider_register(provider);
616         }
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->vpn_service == NULL) {
644                 provider->vpn_service =
645                         __connman_service_create_from_provider(provider);
646                 if (provider->vpn_service == NULL) {
647                         err = -EOPNOTSUPP;
648                         goto unref;
649                 }
650
651                 err = __connman_service_connect(provider->vpn_service);
652                 if (err < 0 && err != -EINPROGRESS)
653                         goto failed;
654         } else
655                 DBG("provider already connected");
656
657         connman_provider_save(provider);
658         service_path = __connman_service_get_path(provider->vpn_service);
659         g_dbus_send_reply(connection, msg,
660                                 DBUS_TYPE_OBJECT_PATH, &service_path,
661                                                         DBUS_TYPE_INVALID);
662         return 0;
663
664 failed:
665         connman_service_unref(provider->vpn_service);
666         provider->vpn_service = NULL;
667
668 unref:
669         DBG("can not connect, delete provider");
670
671         connman_provider_unref(provider);
672
673         return err;
674 }
675
676 const char * __connman_provider_get_ident(struct connman_provider *provider)
677 {
678         if (provider == NULL)
679                 return NULL;
680
681         return provider->identifier;
682 }
683
684 int connman_provider_set_string(struct connman_provider *provider,
685                                         const char *key, const char *value)
686 {
687         DBG("provider %p key %s value %s", provider, key, value);
688
689         if (g_str_equal(key, "Type") == TRUE) {
690                 g_free(provider->type);
691                 provider->type = g_strdup(value);
692         } else if (g_str_equal(key, "Name") == TRUE) {
693                 g_free(provider->name);
694                 provider->name = g_strdup(value);
695         } else if (g_str_equal(key, "Host") == TRUE) {
696                 g_free(provider->host);
697                 provider->host = g_strdup(value);
698         } else if (g_str_equal(key, "VPN.Domain") == TRUE) {
699                 g_free(provider->domain);
700                 provider->domain = g_strdup(value);
701         } else
702                 g_hash_table_replace(provider->setting_strings,
703                                 g_strdup(key), g_strdup(value));
704         return 0;
705 }
706
707 const char *connman_provider_get_string(struct connman_provider *provider,
708                                                         const char *key)
709 {
710         DBG("provider %p key %s", provider, key);
711
712         if (g_str_equal(key, "Type") == TRUE)
713                 return provider->type;
714         else if (g_str_equal(key, "Name") == TRUE)
715                 return provider->name;
716         else if (g_str_equal(key, "Host") == TRUE)
717                 return provider->host;
718         else if (g_str_equal(key, "VPN.Domain") == TRUE)
719                 return provider->domain;
720
721         return g_hash_table_lookup(provider->setting_strings, key);
722 }
723
724 void *connman_provider_get_data(struct connman_provider *provider)
725 {
726         return provider->driver_data;
727 }
728
729 void connman_provider_set_data(struct connman_provider *provider, void *data)
730 {
731         provider->driver_data = data;
732 }
733
734 void connman_provider_set_index(struct connman_provider *provider, int index)
735 {
736         struct connman_service *service = provider->vpn_service;
737         struct connman_ipconfig *ipconfig;
738
739         DBG("");
740
741         if (service == NULL)
742                 return;
743
744         ipconfig = __connman_service_get_ip4config(service);
745
746         if (ipconfig == NULL) {
747                 __connman_service_create_ip4config(service, index);
748
749                 ipconfig = __connman_service_get_ip4config(service);
750                 if (ipconfig == NULL) {
751                         DBG("Couldnt create ipconfig");
752                         goto done;
753                 }
754         }
755
756         __connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_FIXED);
757         __connman_ipconfig_set_index(ipconfig, index);
758
759
760         ipconfig = __connman_service_get_ip6config(service);
761
762         if (ipconfig == NULL) {
763                 __connman_service_create_ip6config(service, index);
764
765                 ipconfig = __connman_service_get_ip6config(service);
766                 if (ipconfig == NULL) {
767                         DBG("Couldnt create ipconfig for IPv6");
768                         goto done;
769                 }
770         }
771
772         __connman_ipconfig_set_method(ipconfig, CONNMAN_IPCONFIG_METHOD_OFF);
773         __connman_ipconfig_set_index(ipconfig, index);
774
775 done:
776         provider->index = index;
777 }
778
779 int connman_provider_get_index(struct connman_provider *provider)
780 {
781         return provider->index;
782 }
783
784 int connman_provider_set_ipaddress(struct connman_provider *provider,
785                                         struct connman_ipaddress *ipaddress)
786 {
787         struct connman_ipconfig *ipconfig = NULL;
788
789         ipconfig = __connman_service_get_ipconfig(provider->vpn_service,
790                                                         ipaddress->family);
791         if (ipconfig == NULL)
792                 return -EINVAL;
793
794         provider->family = ipaddress->family;
795
796         __connman_ipconfig_set_local(ipconfig, ipaddress->local);
797         __connman_ipconfig_set_peer(ipconfig, ipaddress->peer);
798         __connman_ipconfig_set_broadcast(ipconfig, ipaddress->broadcast);
799         __connman_ipconfig_set_gateway(ipconfig, ipaddress->gateway);
800         __connman_ipconfig_set_prefixlen(ipconfig, ipaddress->prefixlen);
801
802         return 0;
803 }
804
805 int connman_provider_set_pac(struct connman_provider *provider, const char *pac)
806 {
807         DBG("provider %p pac %s", provider, pac);
808
809         __connman_service_set_pac(provider->vpn_service, pac);
810
811         return 0;
812 }
813
814
815 int connman_provider_set_domain(struct connman_provider *provider,
816                                         const char *domain)
817 {
818         DBG("provider %p domain %s", provider, domain);
819
820         g_free(provider->domain);
821         provider->domain = g_strdup(domain);
822
823         __connman_service_set_domainname(provider->vpn_service, domain);
824
825         return 0;
826 }
827
828 int connman_provider_set_nameservers(struct connman_provider *provider,
829                                         const char *nameservers)
830 {
831         int i;
832         char **nameservers_array = NULL;
833
834         DBG("provider %p nameservers %s", provider, nameservers);
835
836         __connman_service_nameserver_clear(provider->vpn_service);
837
838         if (nameservers == NULL)
839                 return 0;
840
841         nameservers_array = g_strsplit(nameservers, " ", 0);
842
843         for (i = 0; nameservers_array[i] != NULL; i++) {
844                 __connman_service_nameserver_append(provider->vpn_service,
845                                                 nameservers_array[i], FALSE);
846         }
847
848         g_strfreev(nameservers_array);
849
850         return 0;
851 }
852
853 enum provider_route_type {
854         PROVIDER_ROUTE_TYPE_NONE = 0,
855         PROVIDER_ROUTE_TYPE_MASK = 1,
856         PROVIDER_ROUTE_TYPE_ADDR = 2,
857         PROVIDER_ROUTE_TYPE_GW   = 3,
858 };
859
860 static int route_env_parse(struct connman_provider *provider, const char *key,
861                                 int *family, unsigned long *idx,
862                                 enum provider_route_type *type)
863 {
864         char *end;
865         const char *start;
866
867         DBG("name %s", provider->name);
868
869         if (!strcmp(provider->type, "openvpn")) {
870                 if (g_str_has_prefix(key, "route_network_") == TRUE) {
871                         start = key + strlen("route_network_");
872                         *type = PROVIDER_ROUTE_TYPE_ADDR;
873                 } else if (g_str_has_prefix(key, "route_netmask_") == TRUE) {
874                         start = key + strlen("route_netmask_");
875                         *type = PROVIDER_ROUTE_TYPE_MASK;
876                 } else if (g_str_has_prefix(key, "route_gateway_") == TRUE) {
877                         start = key + strlen("route_gateway_");
878                         *type = PROVIDER_ROUTE_TYPE_GW;
879                 } else
880                         return -EINVAL;
881
882                 *family = AF_INET;
883                 *idx = g_ascii_strtoull(start, &end, 10);
884
885         } else if (!strcmp(provider->type, "openconnect")) {
886                 if (g_str_has_prefix(key, "CISCO_SPLIT_INC_") == TRUE) {
887                         *family = AF_INET;
888                         start = key + strlen("CISCO_SPLIT_INC_");
889                 } else if (g_str_has_prefix(key, "CISCO_IPV6_SPLIT_INC_") == TRUE) {
890                         *family = AF_INET6;
891                         start = key + strlen("CISCO_IPV6_SPLIT_INC_");
892                 } else
893                         return -EINVAL;
894
895                 *idx = g_ascii_strtoull(start, &end, 10);
896
897                 if (strncmp(end, "_ADDR", 5) == 0)
898                         *type = PROVIDER_ROUTE_TYPE_ADDR;
899                 else if (strncmp(end, "_MASK", 5) == 0)
900                         *type = PROVIDER_ROUTE_TYPE_MASK;
901                 else if (strncmp(end, "_MASKLEN", 8) == 0 &&
902                                 *family == AF_INET6) {
903                         *type = PROVIDER_ROUTE_TYPE_MASK;
904                 } else
905                         return -EINVAL;
906         }
907
908         return 0;
909 }
910
911 int connman_provider_append_route(struct connman_provider *provider,
912                                         const char *key, const char *value)
913 {
914         struct connman_route *route;
915         int ret, family = 0;
916         unsigned long idx = 0;
917         enum provider_route_type type = PROVIDER_ROUTE_TYPE_NONE;
918
919         DBG("key %s value %s", key, value);
920
921         ret = route_env_parse(provider, key, &family, &idx, &type);
922         if (ret < 0)
923                 return ret;
924
925         DBG("idx %lu family %d type %d", idx, family, type);
926
927         route = g_hash_table_lookup(provider->routes, GINT_TO_POINTER(idx));
928         if (route == NULL) {
929                 route = g_try_new0(struct connman_route, 1);
930                 if (route == NULL) {
931                         connman_error("out of memory");
932                         return -ENOMEM;
933                 }
934
935                 route->family = family;
936
937                 g_hash_table_replace(provider->routes, GINT_TO_POINTER(idx),
938                                                 route);
939         }
940
941         switch (type) {
942         case PROVIDER_ROUTE_TYPE_NONE:
943                 break;
944         case PROVIDER_ROUTE_TYPE_MASK:
945                 route->netmask = g_strdup(value);
946                 break;
947         case PROVIDER_ROUTE_TYPE_ADDR:
948                 route->host = g_strdup(value);
949                 break;
950         case PROVIDER_ROUTE_TYPE_GW:
951                 route->gateway = g_strdup(value);
952                 break;
953         }
954
955         return 0;
956 }
957
958 const char *connman_provider_get_driver_name(struct connman_provider *provider)
959 {
960         if (provider->driver == NULL)
961                 return NULL;
962
963         return provider->driver->name;
964 }
965
966 const char *connman_provider_get_save_group(struct connman_provider *provider)
967 {
968         return provider->identifier;
969 }
970
971 static gint compare_priority(gconstpointer a, gconstpointer b)
972 {
973         return 0;
974 }
975
976 static void clean_provider(gpointer key, gpointer value, gpointer user_data)
977 {
978         struct connman_provider *provider = value;
979
980         if (provider->driver != NULL && provider->driver->remove)
981                 provider->driver->remove(provider);
982 }
983
984 int connman_provider_driver_register(struct connman_provider_driver *driver)
985 {
986         DBG("driver %p name %s", driver, driver->name);
987
988         driver_list = g_slist_insert_sorted(driver_list, driver,
989                                                         compare_priority);
990         return 0;
991 }
992
993 void connman_provider_driver_unregister(struct connman_provider_driver *driver)
994 {
995         DBG("driver %p name %s", driver, driver->name);
996
997         driver_list = g_slist_remove(driver_list, driver);
998 }
999
1000 static void provider_remove_all(gpointer key, gpointer value,
1001                                                 gpointer user_data)
1002 {
1003         struct connman_provider *provider = value;
1004
1005         __connman_provider_remove(provider->identifier);
1006 }
1007
1008 static void provider_offline_mode(connman_bool_t enabled)
1009 {
1010         DBG("enabled %d", enabled);
1011
1012         if (enabled == TRUE)
1013                 g_hash_table_foreach(provider_hash, provider_remove_all, NULL);
1014
1015 }
1016
1017 static struct connman_notifier provider_notifier = {
1018         .name                   = "provider",
1019         .offline_mode           = provider_offline_mode,
1020 };
1021
1022 int __connman_provider_init(void)
1023 {
1024         int err;
1025
1026         DBG("");
1027
1028         connection = connman_dbus_get_connection();
1029
1030         provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
1031                                                 NULL, unregister_provider);
1032
1033         err = connman_notifier_register(&provider_notifier);
1034         if (err < 0) {
1035                 g_hash_table_destroy(provider_hash);
1036                 dbus_connection_unref(connection);
1037         }
1038
1039         return err;
1040 }
1041
1042 void __connman_provider_cleanup(void)
1043 {
1044         DBG("");
1045
1046         connman_notifier_unregister(&provider_notifier);
1047
1048         g_hash_table_foreach(provider_hash, clean_provider, NULL);
1049
1050         g_hash_table_destroy(provider_hash);
1051         provider_hash = NULL;
1052
1053         dbus_connection_unref(connection);
1054 }