5 * Copyright (C) 2007-2008 Intel Corporation. All rights reserved.
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.
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.
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
33 static DBusConnection *connection;
35 static GStaticRWLock element_lock = G_STATIC_RW_LOCK_INIT;
36 static GNode *element_root = NULL;
38 static GSList *driver_list = NULL;
40 static GThreadPool *thread_register = NULL;
41 static GThreadPool *thread_unregister = NULL;
43 static gchar *device_filter = NULL;
45 static const char *type2string(enum connman_element_type type)
48 case CONNMAN_ELEMENT_TYPE_UNKNOWN:
50 case CONNMAN_ELEMENT_TYPE_ROOT:
52 case CONNMAN_ELEMENT_TYPE_DEVICE:
54 case CONNMAN_ELEMENT_TYPE_NETWORK:
56 case CONNMAN_ELEMENT_TYPE_IPV4:
58 case CONNMAN_ELEMENT_TYPE_IPV6:
60 case CONNMAN_ELEMENT_TYPE_DHCP:
62 case CONNMAN_ELEMENT_TYPE_BOOTP:
64 case CONNMAN_ELEMENT_TYPE_ZEROCONF:
66 case CONNMAN_ELEMENT_TYPE_RESOLVER:
68 case CONNMAN_ELEMENT_TYPE_INTERNET:
75 static const char *subtype2string(enum connman_element_subtype type)
78 case CONNMAN_ELEMENT_SUBTYPE_UNKNOWN:
80 case CONNMAN_ELEMENT_SUBTYPE_ETHERNET:
82 case CONNMAN_ELEMENT_SUBTYPE_WIFI:
84 case CONNMAN_ELEMENT_SUBTYPE_WIMAX:
86 case CONNMAN_ELEMENT_SUBTYPE_MODEM:
88 case CONNMAN_ELEMENT_SUBTYPE_BLUETOOTH:
95 static void append_entry(DBusMessageIter *dict,
96 const char *key, int type, void *val)
98 DBusMessageIter entry, value;
99 const char *signature;
101 dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
104 dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
107 case DBUS_TYPE_BOOLEAN:
108 signature = DBUS_TYPE_BOOLEAN_AS_STRING;
110 case DBUS_TYPE_STRING:
111 signature = DBUS_TYPE_STRING_AS_STRING;
113 case DBUS_TYPE_UINT16:
114 signature = DBUS_TYPE_UINT16_AS_STRING;
116 case DBUS_TYPE_UINT32:
117 signature = DBUS_TYPE_UINT32_AS_STRING;
119 case DBUS_TYPE_OBJECT_PATH:
120 signature = DBUS_TYPE_OBJECT_PATH_AS_STRING;
123 signature = DBUS_TYPE_VARIANT_AS_STRING;
127 dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
129 dbus_message_iter_append_basic(&value, type, val);
130 dbus_message_iter_close_container(&entry, &value);
132 dbus_message_iter_close_container(dict, &entry);
135 static void append_property(DBusMessageIter *dict,
136 struct connman_property *property)
138 if (property->flags & CONNMAN_PROPERTY_FLAG_STATIC) {
139 append_entry(dict, property->name, property->type,
145 static DBusMessage *get_properties(DBusConnection *conn,
146 DBusMessage *msg, void *data)
148 struct connman_element *element = data;
151 DBusMessageIter array, dict;
154 DBG("conn %p", conn);
156 reply = dbus_message_new_method_return(msg);
160 dbus_message_iter_init_append(reply, &array);
162 dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
163 DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
164 DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
165 DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
167 if (element->parent != NULL)
168 append_entry(&dict, "Parent",
169 DBUS_TYPE_OBJECT_PATH, &element->parent->path);
171 str = type2string(element->type);
173 append_entry(&dict, "Type", DBUS_TYPE_STRING, &str);
174 str = subtype2string(element->subtype);
176 append_entry(&dict, "Subtype", DBUS_TYPE_STRING, &str);
178 append_entry(&dict, "Connected",
179 DBUS_TYPE_BOOLEAN, &element->connected);
181 if (element->priority > 0)
182 append_entry(&dict, "Priority",
183 DBUS_TYPE_UINT16, &element->priority);
185 if (element->network.identifier != NULL)
186 append_entry(&dict, "Identifier",
187 DBUS_TYPE_STRING, &element->network.identifier);
189 if (element->ipv4.address != NULL)
190 append_entry(&dict, "IPv4.Address",
191 DBUS_TYPE_STRING, &element->ipv4.address);
192 if (element->ipv4.netmask != NULL)
193 append_entry(&dict, "IPv4.Netmask",
194 DBUS_TYPE_STRING, &element->ipv4.netmask);
195 if (element->ipv4.gateway != NULL)
196 append_entry(&dict, "IPv4.Gateway",
197 DBUS_TYPE_STRING, &element->ipv4.gateway);
199 for (list = element->properties; list; list = list->next) {
200 struct connman_property *property = list->data;
202 append_property(&dict, property);
205 dbus_message_iter_close_container(&array, &dict);
210 static DBusMessage *set_property(DBusConnection *conn,
211 DBusMessage *msg, void *data)
213 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
216 static DBusMessage *do_update(DBusConnection *conn,
217 DBusMessage *msg, void *data)
219 struct connman_element *element = data;
221 DBG("conn %p", conn);
223 if (element->driver == NULL)
224 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
226 if (element->driver->update) {
227 DBG("Calling update callback");
228 element->driver->update(element);
231 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
234 static DBusMessage *do_connect(DBusConnection *conn,
235 DBusMessage *msg, void *data)
237 struct connman_element *element = data;
239 DBG("conn %p", conn);
241 if (element->driver == NULL)
242 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
244 if (element->driver->connect) {
245 DBG("Calling connect callback");
246 element->driver->connect(element);
249 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
252 static DBusMessage *do_disconnect(DBusConnection *conn,
253 DBusMessage *msg, void *data)
255 struct connman_element *element = data;
257 DBG("conn %p", conn);
259 if (element->driver == NULL)
260 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
262 if (element->driver->disconnect) {
263 DBG("Calling disconnect callback");
264 element->driver->disconnect(element);
267 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
270 static GDBusMethodTable element_methods[] = {
271 { "GetProperties", "", "a{sv}", get_properties },
272 { "SetProperty", "sv", "", set_property },
273 { "Update", "", "", do_update },
274 { "Connect", "", "", do_connect },
275 { "Disconnect", "", "", do_disconnect },
279 struct append_filter {
280 enum connman_element_type type;
281 DBusMessageIter *iter;
284 static gboolean append_path(GNode *node, gpointer data)
286 struct connman_element *element = node->data;
287 struct append_filter *filter = data;
289 DBG("element %p name %s", element, element->name);
291 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
294 if (filter->type != CONNMAN_ELEMENT_TYPE_UNKNOWN &&
295 filter->type != element->type)
298 dbus_message_iter_append_basic(filter->iter,
299 DBUS_TYPE_OBJECT_PATH, &element->path);
304 void __connman_element_list(enum connman_element_type type,
305 DBusMessageIter *iter)
307 struct append_filter filter = { type, iter };
311 g_static_rw_lock_reader_lock(&element_lock);
312 g_node_traverse(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
313 append_path, &filter);
314 g_static_rw_lock_reader_unlock(&element_lock);
317 static gint compare_priority(gconstpointer a, gconstpointer b)
319 const struct connman_driver *driver1 = a;
320 const struct connman_driver *driver2 = b;
322 return driver2->priority - driver1->priority;
325 static gboolean match_driver(struct connman_element *element,
326 struct connman_driver *driver)
328 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
331 if (element->type != driver->type &&
332 driver->type != CONNMAN_ELEMENT_TYPE_UNKNOWN)
335 if (element->subtype == driver->subtype ||
336 driver->subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN)
342 static gboolean probe_driver(GNode *node, gpointer data)
344 struct connman_element *element = node->data;
345 struct connman_driver *driver = data;
347 DBG("element %p name %s", element, element->name);
349 if (!element->driver && match_driver(element, driver) == TRUE) {
350 if (driver->probe(element) < 0)
353 connman_element_lock(element);
354 element->driver = driver;
355 connman_element_unlock(element);
361 int connman_driver_register(struct connman_driver *driver)
363 DBG("driver %p name %s", driver, driver->name);
365 if (driver->type == CONNMAN_ELEMENT_TYPE_ROOT)
371 g_static_rw_lock_writer_lock(&element_lock);
373 driver_list = g_slist_insert_sorted(driver_list, driver,
376 if (element_root != NULL)
377 g_node_traverse(element_root, G_PRE_ORDER,
378 G_TRAVERSE_ALL, -1, probe_driver, driver);
380 g_static_rw_lock_writer_unlock(&element_lock);
385 static gboolean remove_driver(GNode *node, gpointer data)
387 struct connman_element *element = node->data;
388 struct connman_driver *driver = data;
390 DBG("element %p name %s", element, element->name);
392 if (element->driver == driver) {
394 driver->remove(element);
396 connman_element_lock(element);
397 element->driver = NULL;
398 connman_element_unlock(element);
404 void connman_driver_unregister(struct connman_driver *driver)
406 DBG("driver %p name %s", driver, driver->name);
408 g_static_rw_lock_writer_lock(&element_lock);
410 driver_list = g_slist_remove(driver_list, driver);
412 if (element_root != NULL)
413 g_node_traverse(element_root, G_POST_ORDER,
414 G_TRAVERSE_ALL, -1, remove_driver, driver);
416 g_static_rw_lock_writer_unlock(&element_lock);
419 struct connman_element *connman_element_create(void)
421 struct connman_element *element;
423 element = g_new0(struct connman_element, 1);
425 DBG("element %p", element);
427 element->refcount = 1;
429 g_static_mutex_init(&element->mutex);
431 element->type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
432 element->subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
433 element->state = CONNMAN_ELEMENT_STATE_CLOSED;
435 element->connected = FALSE;
437 element->netdev.index = -1;
442 struct connman_element *connman_element_ref(struct connman_element *element)
444 DBG("element %p name %s refcount %d", element, element->name,
445 g_atomic_int_get(&element->refcount) + 1);
447 g_atomic_int_inc(&element->refcount);
452 void connman_element_unref(struct connman_element *element)
454 DBG("element %p name %s refcount %d", element, element->name,
455 g_atomic_int_get(&element->refcount) - 1);
457 if (g_atomic_int_dec_and_test(&element->refcount) == TRUE) {
460 for (list = element->properties; list; list = list->next) {
461 struct connman_property *property = list->data;
462 if ((property->flags & CONNMAN_PROPERTY_FLAG_STATIC) &&
463 property->type == DBUS_TYPE_STRING)
464 g_free(property->value);
468 g_slist_free(element->properties);
470 g_free(element->ipv4.address);
471 g_free(element->ipv4.netmask);
472 g_free(element->ipv4.gateway);
473 g_free(element->ipv4.network);
474 g_free(element->ipv4.broadcast);
475 g_free(element->ipv4.nameserver);
476 g_free(element->network.identifier);
477 g_free(element->netdev.name);
478 g_free(element->path);
479 g_free(element->name);
484 int connman_element_add_static_property(struct connman_element *element,
485 const char *name, int type, const void *value)
487 struct connman_property *property;
489 DBG("element %p name %s", element, element->name);
491 if (type != DBUS_TYPE_STRING)
494 property = g_try_new0(struct connman_property, 1);
495 if (property == NULL)
498 property->flags = CONNMAN_PROPERTY_FLAG_STATIC;
500 property->name = g_strdup(name);
501 property->type = type;
503 DBG("name %s type %d value %p", name, type, value);
506 case DBUS_TYPE_STRING:
507 property->value = g_strdup(*((const char **) value));
511 connman_element_lock(element);
512 element->properties = g_slist_append(element->properties, property);
513 connman_element_unlock(element);
518 int connman_element_set_property(struct connman_element *element,
519 enum connman_property_type type, const void *value)
522 case CONNMAN_PROPERTY_TYPE_INVALID:
524 case CONNMAN_PROPERTY_TYPE_IPV4_ADDRESS:
525 connman_element_lock(element);
526 g_free(element->ipv4.address);
527 element->ipv4.address = g_strdup(*((const char **) value));
528 connman_element_unlock(element);
530 case CONNMAN_PROPERTY_TYPE_IPV4_NETMASK:
531 connman_element_lock(element);
532 g_free(element->ipv4.netmask);
533 element->ipv4.netmask = g_strdup(*((const char **) value));
534 connman_element_unlock(element);
536 case CONNMAN_PROPERTY_TYPE_IPV4_GATEWAY:
537 connman_element_lock(element);
538 g_free(element->ipv4.gateway);
539 element->ipv4.gateway = g_strdup(*((const char **) value));
540 connman_element_unlock(element);
542 case CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER:
543 connman_element_lock(element);
544 g_free(element->ipv4.nameserver);
545 element->ipv4.nameserver = g_strdup(*((const char **) value));
546 connman_element_unlock(element);
550 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
551 CONNMAN_MANAGER_INTERFACE, "ElementUpdated",
552 DBUS_TYPE_OBJECT_PATH, &element->path,
558 int connman_element_get_value(struct connman_element *element,
559 enum connman_property_type type, void *value)
561 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
565 case CONNMAN_PROPERTY_TYPE_INVALID:
567 case CONNMAN_PROPERTY_TYPE_IPV4_ADDRESS:
568 if (element->ipv4.address == NULL)
569 return connman_element_get_value(element->parent,
571 connman_element_lock(element);
572 *((char **) value) = element->ipv4.address;
573 connman_element_unlock(element);
575 case CONNMAN_PROPERTY_TYPE_IPV4_NETMASK:
576 if (element->ipv4.netmask == NULL)
577 return connman_element_get_value(element->parent,
579 connman_element_lock(element);
580 *((char **) value) = element->ipv4.netmask;
581 connman_element_unlock(element);
583 case CONNMAN_PROPERTY_TYPE_IPV4_GATEWAY:
584 if (element->ipv4.gateway == NULL)
585 return connman_element_get_value(element->parent,
587 connman_element_lock(element);
588 *((char **) value) = element->ipv4.gateway;
589 connman_element_unlock(element);
591 case CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER:
592 if (element->ipv4.nameserver == NULL)
593 return connman_element_get_value(element->parent,
595 connman_element_lock(element);
596 *((char **) value) = element->ipv4.nameserver;
597 connman_element_unlock(element);
604 int connman_element_register(struct connman_element *element,
605 struct connman_element *parent)
607 DBG("element %p name %s parent %p", element, element->name, parent);
609 if (device_filter && element->type == CONNMAN_ELEMENT_TYPE_DEVICE) {
610 if (g_str_equal(device_filter, element->netdev.name) == FALSE)
614 if (connman_element_ref(element) == NULL)
617 connman_element_lock(element);
619 __connman_element_load(element);
621 if (element->name == NULL) {
622 switch (element->type) {
623 case CONNMAN_ELEMENT_TYPE_IPV4:
624 element->name = g_strdup("ipv4");
626 case CONNMAN_ELEMENT_TYPE_IPV6:
627 element->name = g_strdup("ipv6");
629 case CONNMAN_ELEMENT_TYPE_DHCP:
630 element->name = g_strdup("dhcp");
632 case CONNMAN_ELEMENT_TYPE_BOOTP:
633 element->name = g_strdup("bootp");
635 case CONNMAN_ELEMENT_TYPE_ZEROCONF:
636 element->name = g_strdup("zeroconf");
638 case CONNMAN_ELEMENT_TYPE_RESOLVER:
639 element->name = g_strdup("resolver");
641 case CONNMAN_ELEMENT_TYPE_INTERNET:
642 element->name = g_strdup("internet");
649 element->parent = parent;
651 connman_element_unlock(element);
653 if (thread_register != NULL)
654 g_thread_pool_push(thread_register, element, NULL);
659 void connman_element_unregister(struct connman_element *element)
661 DBG("element %p name %s", element, element->name);
663 if (thread_unregister != NULL)
664 g_thread_pool_push(thread_unregister, element, NULL);
667 void connman_element_update(struct connman_element *element)
669 DBG("element %p name %s", element, element->name);
671 g_static_rw_lock_reader_lock(&element_lock);
673 if (element->driver && element->driver->update)
674 element->driver->update(element);
676 g_static_rw_lock_reader_unlock(&element_lock);
678 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
679 CONNMAN_MANAGER_INTERFACE, "ElementUpdated",
680 DBUS_TYPE_OBJECT_PATH, &element->path,
684 static void register_element(gpointer data, gpointer user_data)
686 struct connman_element *element = data;
687 const gchar *basepath;
691 g_static_rw_lock_writer_lock(&element_lock);
693 connman_element_lock(element);
695 if (element->parent) {
696 node = g_node_find(element_root, G_PRE_ORDER,
697 G_TRAVERSE_ALL, element->parent);
698 basepath = element->parent->path;
700 if (element->subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN)
701 element->subtype = element->parent->subtype;
707 element->path = g_strdup_printf("%s/%s", basepath, element->name);
709 connman_element_unlock(element);
711 DBG("element %p path %s", element, element->path);
713 g_node_append_data(node, element);
715 g_static_rw_lock_writer_unlock(&element_lock);
717 __connman_element_store(element);
719 if (g_dbus_register_interface(connection, element->path,
720 CONNMAN_ELEMENT_INTERFACE,
721 element_methods, NULL, NULL,
722 element, NULL) == FALSE)
723 connman_error("Failed to register %s", element->path);
725 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
726 CONNMAN_MANAGER_INTERFACE, "ElementAdded",
727 DBUS_TYPE_OBJECT_PATH, &element->path,
730 if (element->type == CONNMAN_ELEMENT_TYPE_DEVICE)
731 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
732 CONNMAN_MANAGER_INTERFACE, "DeviceAdded",
733 DBUS_TYPE_OBJECT_PATH, &element->path,
736 g_static_rw_lock_writer_lock(&element_lock);
738 for (list = driver_list; list; list = list->next) {
739 struct connman_driver *driver = list->data;
741 if (match_driver(element, driver) == FALSE)
744 DBG("driver %p name %s", driver, driver->name);
746 if (driver->probe(element) < 0)
749 connman_element_lock(element);
750 element->driver = driver;
751 connman_element_unlock(element);
754 g_static_rw_lock_writer_unlock(&element_lock);
757 static void unregister_element(gpointer data, gpointer user_data)
759 struct connman_element *element = data;
762 DBG("element %p name %s", element, element->name);
764 g_static_rw_lock_writer_lock(&element_lock);
766 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
768 if (element->driver) {
769 if (element->driver->remove)
770 element->driver->remove(element);
772 connman_element_lock(element);
773 element->driver = NULL;
774 connman_element_unlock(element);
779 g_node_destroy(node);
782 g_static_rw_lock_writer_unlock(&element_lock);
784 if (element->type == CONNMAN_ELEMENT_TYPE_DEVICE)
785 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
786 CONNMAN_MANAGER_INTERFACE, "DeviceRemoved",
787 DBUS_TYPE_OBJECT_PATH, &element->path,
790 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
791 CONNMAN_MANAGER_INTERFACE, "ElementRemoved",
792 DBUS_TYPE_OBJECT_PATH, &element->path,
795 g_dbus_unregister_interface(connection, element->path,
796 CONNMAN_ELEMENT_INTERFACE);
798 connman_element_unref(element);
801 int __connman_element_init(DBusConnection *conn, const char *device)
803 struct connman_element *element;
805 DBG("conn %p", conn);
807 connection = dbus_connection_ref(conn);
808 if (connection == NULL)
811 device_filter = g_strdup(device);
813 g_static_rw_lock_writer_lock(&element_lock);
815 element = connman_element_create();
817 element->name = g_strdup("root");
818 element->path = g_strdup("/");
819 element->type = CONNMAN_ELEMENT_TYPE_ROOT;
821 element_root = g_node_new(element);
823 g_static_rw_lock_writer_unlock(&element_lock);
825 thread_register = g_thread_pool_new(register_element,
826 NULL, 1, FALSE, NULL);
827 thread_unregister = g_thread_pool_new(unregister_element,
828 NULL, 1, FALSE, NULL);
833 static gboolean free_driver(GNode *node, gpointer data)
835 struct connman_element *element = node->data;
837 DBG("element %p name %s", element, element->name);
839 if (element->driver) {
840 if (element->driver->remove)
841 element->driver->remove(element);
843 connman_element_lock(element);
844 element->driver = NULL;
845 connman_element_unlock(element);
851 static gboolean free_node(GNode *node, gpointer data)
853 struct connman_element *element = node->data;
855 DBG("element %p name %s", element, element->name);
857 if (g_node_depth(node) > 1)
858 g_thread_pool_push(thread_unregister, element, NULL);
863 void __connman_element_cleanup(void)
867 g_thread_pool_free(thread_register, TRUE, TRUE);
868 thread_register = NULL;
870 g_static_rw_lock_writer_lock(&element_lock);
871 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
873 g_static_rw_lock_writer_unlock(&element_lock);
875 g_static_rw_lock_writer_lock(&element_lock);
876 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
878 g_static_rw_lock_writer_unlock(&element_lock);
880 g_thread_pool_free(thread_unregister, FALSE, TRUE);
881 thread_unregister = NULL;
883 g_static_rw_lock_writer_lock(&element_lock);
884 g_node_destroy(element_root);
886 g_static_rw_lock_writer_unlock(&element_lock);
888 g_free(device_filter);
890 dbus_connection_unref(connection);