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
34 static DBusConnection *connection;
36 static GStaticRWLock element_lock = G_STATIC_RW_LOCK_INIT;
37 static GNode *element_root = NULL;
39 static GSList *driver_list = NULL;
41 static GThreadPool *thread_register = NULL;
42 static GThreadPool *thread_unregister = NULL;
43 static GThreadPool *thread_unregister_children = NULL;
45 static gchar *device_filter = NULL;
48 enum connman_property_id id;
53 { CONNMAN_PROPERTY_ID_IPV4_METHOD,
54 DBUS_TYPE_STRING, "IPv4.Method", "dhcp" },
55 { CONNMAN_PROPERTY_ID_IPV4_ADDRESS,
56 DBUS_TYPE_STRING, "IPv4.Address" },
57 { CONNMAN_PROPERTY_ID_IPV4_NETMASK,
58 DBUS_TYPE_STRING, "IPv4.Netmask" },
59 { CONNMAN_PROPERTY_ID_IPV4_GATEWAY,
60 DBUS_TYPE_STRING, "IPv4.Gateway" },
61 { CONNMAN_PROPERTY_ID_IPV4_NAMESERVER,
62 DBUS_TYPE_STRING, "IPv4.Nameserver" },
66 static int propid2type(enum connman_property_id id)
70 for (i = 0; propid_table[i].name; i++) {
71 if (propid_table[i].id == id)
72 return propid_table[i].type;
75 return DBUS_TYPE_INVALID;
78 static const char *propid2name(enum connman_property_id id)
82 for (i = 0; propid_table[i].name; i++) {
83 if (propid_table[i].id == id)
84 return propid_table[i].name;
90 static const char *type2string(enum connman_element_type type)
93 case CONNMAN_ELEMENT_TYPE_UNKNOWN:
95 case CONNMAN_ELEMENT_TYPE_ROOT:
97 case CONNMAN_ELEMENT_TYPE_DEVICE:
99 case CONNMAN_ELEMENT_TYPE_NETWORK:
101 case CONNMAN_ELEMENT_TYPE_IPV4:
103 case CONNMAN_ELEMENT_TYPE_IPV6:
105 case CONNMAN_ELEMENT_TYPE_DHCP:
107 case CONNMAN_ELEMENT_TYPE_BOOTP:
109 case CONNMAN_ELEMENT_TYPE_ZEROCONF:
111 case CONNMAN_ELEMENT_TYPE_RESOLVER:
113 case CONNMAN_ELEMENT_TYPE_INTERNET:
120 static const char *subtype2string(enum connman_element_subtype type)
123 case CONNMAN_ELEMENT_SUBTYPE_UNKNOWN:
125 case CONNMAN_ELEMENT_SUBTYPE_NETWORK:
127 case CONNMAN_ELEMENT_SUBTYPE_ETHERNET:
129 case CONNMAN_ELEMENT_SUBTYPE_WIFI:
131 case CONNMAN_ELEMENT_SUBTYPE_WIMAX:
133 case CONNMAN_ELEMENT_SUBTYPE_MODEM:
135 case CONNMAN_ELEMENT_SUBTYPE_BLUETOOTH:
142 static void append_entry(DBusMessageIter *dict,
143 const char *key, int type, void *val)
145 DBusMessageIter entry, value;
146 const char *signature;
148 dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
151 dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
154 case DBUS_TYPE_BOOLEAN:
155 signature = DBUS_TYPE_BOOLEAN_AS_STRING;
157 case DBUS_TYPE_STRING:
158 signature = DBUS_TYPE_STRING_AS_STRING;
160 case DBUS_TYPE_UINT16:
161 signature = DBUS_TYPE_UINT16_AS_STRING;
163 case DBUS_TYPE_UINT32:
164 signature = DBUS_TYPE_UINT32_AS_STRING;
166 case DBUS_TYPE_OBJECT_PATH:
167 signature = DBUS_TYPE_OBJECT_PATH_AS_STRING;
170 signature = DBUS_TYPE_VARIANT_AS_STRING;
174 dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
176 dbus_message_iter_append_basic(&value, type, val);
177 dbus_message_iter_close_container(&entry, &value);
179 dbus_message_iter_close_container(dict, &entry);
182 static void append_property(DBusMessageIter *dict,
183 struct connman_property *property)
185 if (property->value == NULL)
188 append_entry(dict, property->name, property->type, &property->value);
191 static DBusMessage *get_properties(DBusConnection *conn,
192 DBusMessage *msg, void *data)
194 struct connman_element *element = data;
197 DBusMessageIter array, dict;
200 DBG("conn %p", conn);
202 reply = dbus_message_new_method_return(msg);
206 dbus_message_iter_init_append(reply, &array);
208 dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
209 DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
210 DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
211 DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
213 if (element->parent != NULL &&
214 element->parent->type != CONNMAN_ELEMENT_TYPE_ROOT) {
215 append_entry(&dict, "Parent",
216 DBUS_TYPE_OBJECT_PATH, &element->parent->path);
219 str = type2string(element->type);
221 append_entry(&dict, "Type", DBUS_TYPE_STRING, &str);
222 str = subtype2string(element->subtype);
224 append_entry(&dict, "Subtype", DBUS_TYPE_STRING, &str);
226 append_entry(&dict, "Enabled", DBUS_TYPE_BOOLEAN, &element->enabled);
228 if (element->priority > 0)
229 append_entry(&dict, "Priority",
230 DBUS_TYPE_UINT16, &element->priority);
232 if (element->network.identifier != NULL)
233 append_entry(&dict, "Identifier",
234 DBUS_TYPE_STRING, &element->network.identifier);
236 if (element->ipv4.address != NULL)
237 append_entry(&dict, "IPv4.Address",
238 DBUS_TYPE_STRING, &element->ipv4.address);
239 if (element->ipv4.netmask != NULL)
240 append_entry(&dict, "IPv4.Netmask",
241 DBUS_TYPE_STRING, &element->ipv4.netmask);
242 if (element->ipv4.gateway != NULL)
243 append_entry(&dict, "IPv4.Gateway",
244 DBUS_TYPE_STRING, &element->ipv4.gateway);
246 connman_element_lock(element);
248 for (list = element->properties; list; list = list->next) {
249 struct connman_property *property = list->data;
251 append_property(&dict, property);
254 connman_element_unlock(element);
256 dbus_message_iter_close_container(&array, &dict);
261 static DBusMessage *set_property(DBusConnection *conn,
262 DBusMessage *msg, void *data)
264 struct connman_element *element = data;
265 DBusMessageIter iter;
266 DBusMessageIter value;
270 DBG("conn %p", conn);
272 if (dbus_message_iter_init(msg, &iter) == FALSE)
273 return __connman_error_invalid_arguments(msg);
275 dbus_message_iter_get_basic(&iter, &name);
276 dbus_message_iter_next(&iter);
277 dbus_message_iter_recurse(&iter, &value);
279 if (__connman_security_check_privileges(msg) < 0)
280 return __connman_error_permission_denied(msg);
282 connman_element_lock(element);
284 for (list = element->properties; list; list = list->next) {
285 struct connman_property *property = list->data;
288 if (g_str_equal(property->name, name) == FALSE)
291 if (property->flags & CONNMAN_PROPERTY_FLAG_STATIC)
294 property->flags &= ~CONNMAN_PROPERTY_FLAG_REFERENCE;
296 if (property->type == DBUS_TYPE_STRING) {
297 dbus_message_iter_get_basic(&value, &str);
298 g_free(property->value);
299 property->value = g_strdup(str);
301 property->value = NULL;
304 connman_element_unlock(element);
306 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
309 static DBusMessage *clear_property(DBusConnection *conn,
310 DBusMessage *msg, void *data)
312 struct connman_element *element = data;
316 DBG("conn %p", conn);
318 if (dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
319 DBUS_TYPE_INVALID) == FALSE)
320 return __connman_error_invalid_arguments(msg);
322 if (__connman_security_check_privileges(msg) < 0)
323 return __connman_error_permission_denied(msg);
325 connman_element_lock(element);
327 for (list = element->properties; list; list = list->next) {
328 struct connman_property *property = list->data;
330 if (g_str_equal(property->name, name) == FALSE)
333 if (property->flags & CONNMAN_PROPERTY_FLAG_STATIC)
336 if (property->flags & CONNMAN_PROPERTY_FLAG_REFERENCE)
339 property->flags |= CONNMAN_PROPERTY_FLAG_REFERENCE;
341 if (property->type == DBUS_TYPE_STRING)
342 g_free(property->value);
344 property->value = NULL;
347 connman_element_unlock(element);
349 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
352 static DBusMessage *do_update(DBusConnection *conn,
353 DBusMessage *msg, void *data)
355 struct connman_element *element = data;
357 DBG("conn %p", conn);
359 if (element->driver == NULL)
360 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
362 if (element->driver->update) {
363 DBG("Calling update callback");
364 element->driver->update(element);
367 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
370 static DBusMessage *do_enable(DBusConnection *conn,
371 DBusMessage *msg, void *data)
373 struct connman_element *element = data;
375 DBG("conn %p", conn);
377 if (element->driver == NULL)
378 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
380 if (element->driver->enable) {
381 DBG("Calling enable callback");
382 element->driver->enable(element);
385 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
388 static DBusMessage *do_disable(DBusConnection *conn,
389 DBusMessage *msg, void *data)
391 struct connman_element *element = data;
393 DBG("conn %p", conn);
395 if (element->driver == NULL)
396 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
398 if (element->driver->disable) {
399 DBG("Calling disable callback");
400 element->driver->disable(element);
403 return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
406 static GDBusMethodTable element_methods[] = {
407 { "GetProperties", "", "a{sv}", get_properties },
408 { "SetProperty", "sv", "", set_property },
409 { "ClearProperty", "s", "", clear_property },
410 { "Update", "", "", do_update },
411 { "Enable", "", "", do_enable },
412 { "Disable", "", "", do_disable },
416 static GDBusSignalTable element_signals[] = {
417 { "PropertyChanged", "sv" },
421 struct append_filter {
422 enum connman_element_type type;
423 DBusMessageIter *iter;
426 static gboolean append_path(GNode *node, gpointer data)
428 struct connman_element *element = node->data;
429 struct append_filter *filter = data;
431 DBG("element %p name %s", element, element->name);
433 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
436 if (filter->type != CONNMAN_ELEMENT_TYPE_UNKNOWN &&
437 filter->type != element->type)
440 dbus_message_iter_append_basic(filter->iter,
441 DBUS_TYPE_OBJECT_PATH, &element->path);
446 void __connman_element_list(enum connman_element_type type,
447 DBusMessageIter *iter)
449 struct append_filter filter = { type, iter };
453 g_static_rw_lock_reader_lock(&element_lock);
454 g_node_traverse(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
455 append_path, &filter);
456 g_static_rw_lock_reader_unlock(&element_lock);
459 static gint compare_priority(gconstpointer a, gconstpointer b)
461 const struct connman_driver *driver1 = a;
462 const struct connman_driver *driver2 = b;
464 return driver2->priority - driver1->priority;
467 static gboolean match_driver(struct connman_element *element,
468 struct connman_driver *driver)
470 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
473 if (element->type != driver->type &&
474 driver->type != CONNMAN_ELEMENT_TYPE_UNKNOWN)
477 if (element->subtype == driver->subtype ||
478 driver->subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN)
484 static gboolean probe_driver(GNode *node, gpointer data)
486 struct connman_element *element = node->data;
487 struct connman_driver *driver = data;
489 DBG("element %p name %s", element, element->name);
491 if (!element->driver && match_driver(element, driver) == TRUE) {
492 if (driver->probe(element) < 0)
495 connman_element_lock(element);
496 element->driver = driver;
497 connman_element_unlock(element);
504 * connman_driver_register:
505 * @driver: driver definition
507 * Register a new driver
509 * Returns: %0 on success
511 int connman_driver_register(struct connman_driver *driver)
513 DBG("driver %p name %s", driver, driver->name);
515 if (driver->type == CONNMAN_ELEMENT_TYPE_ROOT)
521 g_static_rw_lock_writer_lock(&element_lock);
523 driver_list = g_slist_insert_sorted(driver_list, driver,
526 if (element_root != NULL)
527 g_node_traverse(element_root, G_PRE_ORDER,
528 G_TRAVERSE_ALL, -1, probe_driver, driver);
530 g_static_rw_lock_writer_unlock(&element_lock);
535 static gboolean remove_driver(GNode *node, gpointer data)
537 struct connman_element *element = node->data;
538 struct connman_driver *driver = data;
540 DBG("element %p name %s", element, element->name);
542 if (element->driver == driver) {
544 driver->remove(element);
546 connman_element_lock(element);
547 element->driver = NULL;
548 connman_element_unlock(element);
555 * connman_driver_unregister:
556 * @driver: driver definition
558 * Remove a previously registered driver
560 void connman_driver_unregister(struct connman_driver *driver)
562 DBG("driver %p name %s", driver, driver->name);
564 g_static_rw_lock_writer_lock(&element_lock);
566 driver_list = g_slist_remove(driver_list, driver);
568 if (element_root != NULL)
569 g_node_traverse(element_root, G_POST_ORDER,
570 G_TRAVERSE_ALL, -1, remove_driver, driver);
572 g_static_rw_lock_writer_unlock(&element_lock);
576 * connman_element_create:
577 * @name: element name
579 * Allocate a new element and assign the given #name to it. If the name
580 * is #NULL, it will be later on created based on the element type.
582 * Returns: a newly-allocated #connman_element structure
584 struct connman_element *connman_element_create(const char *name)
586 struct connman_element *element;
588 element = g_try_new0(struct connman_element, 1);
592 DBG("element %p", element);
594 element->refcount = 1;
596 g_static_mutex_init(&element->mutex);
598 element->name = g_strdup(name);
599 element->type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
600 element->subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
601 element->state = CONNMAN_ELEMENT_STATE_CLOSED;
603 element->enabled = FALSE;
608 struct connman_element *connman_element_ref(struct connman_element *element)
610 DBG("element %p name %s refcount %d", element, element->name,
611 g_atomic_int_get(&element->refcount) + 1);
613 g_atomic_int_inc(&element->refcount);
618 static void free_properties(struct connman_element *element)
622 DBG("element %p name %s", element, element->name);
624 connman_element_lock(element);
626 for (list = element->properties; list; list = list->next) {
627 struct connman_property *property = list->data;
629 if (!(property->flags & CONNMAN_PROPERTY_FLAG_REFERENCE)) {
630 if (property->type == DBUS_TYPE_STRING)
631 g_free(property->value);
637 g_slist_free(element->properties);
639 element->properties = NULL;
641 connman_element_unlock(element);
644 void connman_element_unref(struct connman_element *element)
646 DBG("element %p name %s refcount %d", element, element->name,
647 g_atomic_int_get(&element->refcount) - 1);
649 if (g_atomic_int_dec_and_test(&element->refcount) == TRUE) {
650 free_properties(element);
651 g_free(element->ipv4.address);
652 g_free(element->ipv4.netmask);
653 g_free(element->ipv4.gateway);
654 g_free(element->ipv4.network);
655 g_free(element->ipv4.broadcast);
656 g_free(element->ipv4.nameserver);
657 g_free(element->network.identifier);
658 g_free(element->path);
659 g_free(element->name);
664 int connman_element_add_static_property(struct connman_element *element,
665 const char *name, int type, const void *value)
667 struct connman_property *property;
669 DBG("element %p name %s", element, element->name);
671 if (type != DBUS_TYPE_STRING)
674 property = g_try_new0(struct connman_property, 1);
675 if (property == NULL)
678 property->flags = CONNMAN_PROPERTY_FLAG_STATIC;
679 property->id = CONNMAN_PROPERTY_ID_INVALID;
680 property->name = g_strdup(name);
681 property->type = type;
683 DBG("name %s type %d value %p", name, type, value);
686 case DBUS_TYPE_STRING:
687 property->value = g_strdup(*((const char **) value));
691 connman_element_lock(element);
692 element->properties = g_slist_append(element->properties, property);
693 connman_element_unlock(element);
698 static void *get_reference_value(struct connman_element *element,
699 enum connman_property_id id)
703 DBG("element %p name %s", element, element->name);
705 for (list = element->properties; list; list = list->next) {
706 struct connman_property *property = list->data;
708 if (property->id != id)
711 if (!(property->flags & CONNMAN_PROPERTY_FLAG_REFERENCE))
712 return property->value;
715 if (element->parent == NULL)
718 return get_reference_value(element->parent, id);
721 static void set_reference_properties(struct connman_element *element)
725 DBG("element %p name %s", element, element->name);
727 for (list = element->properties; list; list = list->next) {
728 struct connman_property *property = list->data;
730 if (!(property->flags & CONNMAN_PROPERTY_FLAG_REFERENCE))
733 property->value = get_reference_value(element->parent,
738 static struct connman_property *create_property(struct connman_element *element,
739 enum connman_property_id id)
741 struct connman_property *property;
744 DBG("element %p name %s", element, element->name);
746 connman_element_lock(element);
748 for (list = element->properties; list; list = list->next) {
749 property = list->data;
751 if (property->id == id)
755 property = g_try_new0(struct connman_property, 1);
756 if (property == NULL)
759 property->flags = CONNMAN_PROPERTY_FLAG_REFERENCE;
761 property->name = g_strdup(propid2name(id));
762 property->type = propid2type(id);
764 if (property->name == NULL) {
770 element->properties = g_slist_append(element->properties, property);
773 connman_element_unlock(element);
778 static void create_default_properties(struct connman_element *element)
780 struct connman_property *property;
783 DBG("element %p name %s", element, element->name);
785 for (i = 0; propid_table[i].name; i++) {
786 DBG("property %s", propid_table[i].name);
788 property = create_property(element, propid_table[i].id);
790 property->flags &= ~CONNMAN_PROPERTY_FLAG_REFERENCE;
792 if (propid_table[i].type != DBUS_TYPE_STRING)
795 if (propid_table[i].value)
796 property->value = g_strdup(propid_table[i].value);
798 property->value = g_strdup("");
802 static int define_properties_valist(struct connman_element *element,
805 enum connman_property_id id;
807 DBG("element %p name %s", element, element->name);
809 id = va_arg(args, enum connman_property_id);
811 while (id != CONNMAN_PROPERTY_ID_INVALID) {
813 DBG("property %d", id);
815 create_property(element, id);
817 id = va_arg(args, enum connman_property_id);
824 * connman_element_define_properties:
825 * @element: an element
826 * @varargs: list of property identifiers
828 * Define the valid properties for an element.
830 * Returns: %0 on success
832 int connman_element_define_properties(struct connman_element *element, ...)
837 DBG("element %p name %s", element, element->name);
839 va_start(args, element);
841 err = define_properties_valist(element, args);
848 int connman_element_create_property(struct connman_element *element,
849 const char *name, int type)
854 int connman_element_set_property(struct connman_element *element,
855 enum connman_property_id id, const void *value)
859 case CONNMAN_PROPERTY_TYPE_INVALID:
861 case CONNMAN_PROPERTY_TYPE_IPV4_ADDRESS:
862 connman_element_lock(element);
863 g_free(element->ipv4.address);
864 element->ipv4.address = g_strdup(*((const char **) value));
865 connman_element_unlock(element);
867 case CONNMAN_PROPERTY_TYPE_IPV4_NETMASK:
868 connman_element_lock(element);
869 g_free(element->ipv4.netmask);
870 element->ipv4.netmask = g_strdup(*((const char **) value));
871 connman_element_unlock(element);
873 case CONNMAN_PROPERTY_TYPE_IPV4_GATEWAY:
874 connman_element_lock(element);
875 g_free(element->ipv4.gateway);
876 element->ipv4.gateway = g_strdup(*((const char **) value));
877 connman_element_unlock(element);
879 case CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER:
880 connman_element_lock(element);
881 g_free(element->ipv4.nameserver);
882 element->ipv4.nameserver = g_strdup(*((const char **) value));
883 connman_element_unlock(element);
888 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
889 CONNMAN_MANAGER_INTERFACE, "ElementUpdated",
890 DBUS_TYPE_OBJECT_PATH, &element->path,
896 int connman_element_get_value(struct connman_element *element,
897 enum connman_property_id id, void *value)
899 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
904 case CONNMAN_PROPERTY_TYPE_INVALID:
906 case CONNMAN_PROPERTY_TYPE_IPV4_ADDRESS:
907 if (element->ipv4.address == NULL)
908 return connman_element_get_value(element->parent,
910 connman_element_lock(element);
911 *((char **) value) = element->ipv4.address;
912 connman_element_unlock(element);
914 case CONNMAN_PROPERTY_TYPE_IPV4_NETMASK:
915 if (element->ipv4.netmask == NULL)
916 return connman_element_get_value(element->parent,
918 connman_element_lock(element);
919 *((char **) value) = element->ipv4.netmask;
920 connman_element_unlock(element);
922 case CONNMAN_PROPERTY_TYPE_IPV4_GATEWAY:
923 if (element->ipv4.gateway == NULL)
924 return connman_element_get_value(element->parent,
926 connman_element_lock(element);
927 *((char **) value) = element->ipv4.gateway;
928 connman_element_unlock(element);
930 case CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER:
931 if (element->ipv4.nameserver == NULL)
932 return connman_element_get_value(element->parent,
934 connman_element_lock(element);
935 *((char **) value) = element->ipv4.nameserver;
936 connman_element_unlock(element);
945 * connman_element_register:
946 * @element: the element to register
947 * @parent: the parent to register the element with
949 * Register an element with the core. It will be register under the given
950 * parent of if %NULL is provided under the root element.
952 * Returns: %0 on success
954 int connman_element_register(struct connman_element *element,
955 struct connman_element *parent)
957 DBG("element %p name %s parent %p", element, element->name, parent);
959 if (device_filter && element->type == CONNMAN_ELEMENT_TYPE_DEVICE) {
960 if (g_str_equal(device_filter, element->name) == FALSE)
964 if (connman_element_ref(element) == NULL)
967 connman_element_lock(element);
969 __connman_element_load(element);
971 if (element->name == NULL) {
972 element->name = g_strdup(type2string(element->type));
973 if (element->name == NULL) {
974 connman_element_unlock(element);
979 element->parent = parent;
981 connman_element_unlock(element);
983 if (thread_register != NULL)
984 g_thread_pool_push(thread_register, element, NULL);
989 void connman_element_unregister(struct connman_element *element)
991 DBG("element %p name %s", element, element->name);
993 if (thread_unregister != NULL)
994 g_thread_pool_push(thread_unregister, element, NULL);
997 void connman_element_unregister_children(struct connman_element *element)
999 DBG("element %p name %s", element, element->name);
1001 if (thread_unregister_children != NULL)
1002 g_thread_pool_push(thread_unregister_children, element, NULL);
1005 static gboolean update_element(GNode *node, gpointer user_data)
1007 struct connman_element *element = node->data;
1009 DBG("element %p name %s", element, element->name);
1011 if (element->driver && element->driver->update)
1012 element->driver->update(element);
1014 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
1015 CONNMAN_MANAGER_INTERFACE, "ElementUpdated",
1016 DBUS_TYPE_OBJECT_PATH, &element->path,
1022 void connman_element_update(struct connman_element *element)
1026 DBG("element %p name %s", element, element->name);
1028 g_static_rw_lock_reader_lock(&element_lock);
1030 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
1033 g_node_traverse(node, G_PRE_ORDER,
1034 G_TRAVERSE_ALL, -1, update_element, NULL);
1036 g_static_rw_lock_reader_unlock(&element_lock);
1039 static void register_element(gpointer data, gpointer user_data)
1041 struct connman_element *element = data;
1042 const gchar *basepath;
1046 g_static_rw_lock_writer_lock(&element_lock);
1048 connman_element_lock(element);
1050 if (element->parent) {
1051 node = g_node_find(element_root, G_PRE_ORDER,
1052 G_TRAVERSE_ALL, element->parent);
1053 basepath = element->parent->path;
1055 if (element->subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN)
1056 element->subtype = element->parent->subtype;
1058 element->parent = element_root->data;
1060 node = element_root;
1064 element->path = g_strdup_printf("%s/%s", basepath, element->name);
1066 set_reference_properties(element);
1068 connman_element_unlock(element);
1070 DBG("element %p path %s", element, element->path);
1072 g_node_append_data(node, element);
1074 if (g_dbus_register_interface(connection, element->path,
1075 CONNMAN_ELEMENT_INTERFACE,
1076 element_methods, element_signals,
1077 NULL, element, NULL) == FALSE)
1078 connman_error("Failed to register %s", element->path);
1080 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
1081 CONNMAN_MANAGER_INTERFACE, "ElementAdded",
1082 DBUS_TYPE_OBJECT_PATH, &element->path,
1085 g_static_rw_lock_writer_unlock(&element_lock);
1087 __connman_element_store(element);
1089 g_static_rw_lock_writer_lock(&element_lock);
1091 for (list = driver_list; list; list = list->next) {
1092 struct connman_driver *driver = list->data;
1094 if (match_driver(element, driver) == FALSE)
1097 DBG("driver %p name %s", driver, driver->name);
1099 if (driver->probe(element) == 0) {
1100 connman_element_lock(element);
1101 element->driver = driver;
1102 connman_element_unlock(element);
1107 g_static_rw_lock_writer_unlock(&element_lock);
1110 static gboolean remove_element(GNode *node, gpointer user_data)
1112 struct connman_element *element = node->data;
1113 struct connman_element *root = user_data;
1115 DBG("element %p name %s", element, element->name);
1117 if (element == root)
1120 if (element->driver) {
1121 if (element->driver->remove)
1122 element->driver->remove(element);
1124 connman_element_lock(element);
1125 element->driver = NULL;
1126 connman_element_unlock(element);
1130 g_node_unlink(node);
1131 g_node_destroy(node);
1134 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
1135 CONNMAN_MANAGER_INTERFACE, "ElementRemoved",
1136 DBUS_TYPE_OBJECT_PATH, &element->path,
1139 g_dbus_unregister_interface(connection, element->path,
1140 CONNMAN_ELEMENT_INTERFACE);
1142 connman_element_unref(element);
1147 static void unregister_element(gpointer data, gpointer user_data)
1149 struct connman_element *element = data;
1152 DBG("element %p name %s", element, element->name);
1154 g_static_rw_lock_writer_lock(&element_lock);
1156 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
1159 g_node_traverse(node, G_POST_ORDER,
1160 G_TRAVERSE_ALL, -1, remove_element, NULL);
1162 g_static_rw_lock_writer_unlock(&element_lock);
1165 static void unregister_children(gpointer data, gpointer user_data)
1167 struct connman_element *element = data;
1170 DBG("element %p name %s", element, element->name);
1172 g_static_rw_lock_writer_lock(&element_lock);
1174 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
1177 g_node_traverse(node, G_POST_ORDER,
1178 G_TRAVERSE_ALL, -1, remove_element, element);
1180 g_static_rw_lock_writer_unlock(&element_lock);
1183 int __connman_element_init(DBusConnection *conn, const char *device)
1185 struct connman_element *element;
1187 DBG("conn %p", conn);
1189 connection = dbus_connection_ref(conn);
1190 if (connection == NULL)
1193 device_filter = g_strdup(device);
1195 g_static_rw_lock_writer_lock(&element_lock);
1197 element = connman_element_create("root");
1199 element->path = g_strdup("/");
1200 element->type = CONNMAN_ELEMENT_TYPE_ROOT;
1202 create_default_properties(element);
1204 element_root = g_node_new(element);
1206 g_static_rw_lock_writer_unlock(&element_lock);
1208 thread_register = g_thread_pool_new(register_element,
1209 NULL, 1, FALSE, NULL);
1210 thread_unregister = g_thread_pool_new(unregister_element,
1211 NULL, 1, FALSE, NULL);
1212 thread_unregister_children = g_thread_pool_new(unregister_children,
1213 NULL, 1, FALSE, NULL);
1218 static gboolean free_driver(GNode *node, gpointer data)
1220 struct connman_element *element = node->data;
1222 DBG("element %p name %s", element, element->name);
1224 if (element->driver) {
1225 if (element->driver->remove)
1226 element->driver->remove(element);
1228 connman_element_lock(element);
1229 element->driver = NULL;
1230 connman_element_unlock(element);
1236 static gboolean free_node(GNode *node, gpointer data)
1238 struct connman_element *element = node->data;
1240 DBG("element %p name %s", element, element->name);
1242 if (g_node_depth(node) > 1)
1243 g_thread_pool_push(thread_unregister, element, NULL);
1248 void __connman_element_cleanup(void)
1252 g_thread_pool_free(thread_register, TRUE, TRUE);
1253 thread_register = NULL;
1255 g_static_rw_lock_writer_lock(&element_lock);
1256 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
1258 g_static_rw_lock_writer_unlock(&element_lock);
1260 g_static_rw_lock_writer_lock(&element_lock);
1261 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
1263 g_static_rw_lock_writer_unlock(&element_lock);
1265 g_thread_pool_free(thread_unregister, FALSE, TRUE);
1266 thread_unregister = NULL;
1268 g_thread_pool_free(thread_unregister_children, FALSE, TRUE);
1269 thread_unregister_children = NULL;
1271 g_static_rw_lock_writer_lock(&element_lock);
1272 g_node_destroy(element_root);
1273 element_root = NULL;
1274 g_static_rw_lock_writer_unlock(&element_lock);
1276 g_free(device_filter);
1278 dbus_connection_unref(connection);