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;
41 static GThreadPool *thread_unregister;
43 static const char *type2string(enum connman_element_type type)
46 case CONNMAN_ELEMENT_TYPE_UNKNOWN:
48 case CONNMAN_ELEMENT_TYPE_ROOT:
50 case CONNMAN_ELEMENT_TYPE_DEVICE:
52 case CONNMAN_ELEMENT_TYPE_NETWORK:
54 case CONNMAN_ELEMENT_TYPE_IPV4:
56 case CONNMAN_ELEMENT_TYPE_IPV6:
58 case CONNMAN_ELEMENT_TYPE_DHCP:
60 case CONNMAN_ELEMENT_TYPE_BOOTP:
62 case CONNMAN_ELEMENT_TYPE_ZEROCONF:
64 case CONNMAN_ELEMENT_TYPE_RESOLVER:
66 case CONNMAN_ELEMENT_TYPE_CONNECTION:
73 static const char *subtype2string(enum connman_element_subtype type)
76 case CONNMAN_ELEMENT_SUBTYPE_UNKNOWN:
78 case CONNMAN_ELEMENT_SUBTYPE_ETHERNET:
80 case CONNMAN_ELEMENT_SUBTYPE_WIFI:
82 case CONNMAN_ELEMENT_SUBTYPE_WIMAX:
84 case CONNMAN_ELEMENT_SUBTYPE_MODEM:
86 case CONNMAN_ELEMENT_SUBTYPE_BLUETOOTH:
93 static void append_entry(DBusMessageIter *dict,
94 const char *key, int type, void *val)
96 DBusMessageIter entry, value;
97 const char *signature;
99 dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
102 dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
105 case DBUS_TYPE_STRING:
106 signature = DBUS_TYPE_STRING_AS_STRING;
108 case DBUS_TYPE_UINT16:
109 signature = DBUS_TYPE_UINT16_AS_STRING;
111 case DBUS_TYPE_UINT32:
112 signature = DBUS_TYPE_UINT32_AS_STRING;
114 case DBUS_TYPE_OBJECT_PATH:
115 signature = DBUS_TYPE_OBJECT_PATH_AS_STRING;
118 signature = DBUS_TYPE_VARIANT_AS_STRING;
122 dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
124 dbus_message_iter_append_basic(&value, type, val);
125 dbus_message_iter_close_container(&entry, &value);
127 dbus_message_iter_close_container(dict, &entry);
130 static void append_property(DBusMessageIter *dict,
131 struct connman_property *property)
133 if (property->flags & CONNMAN_PROPERTY_FLAG_STATIC) {
134 append_entry(dict, property->name, property->type,
140 static DBusMessage *get_properties(DBusConnection *conn,
141 DBusMessage *msg, void *data)
143 struct connman_element *element = data;
146 DBusMessageIter array, dict;
149 DBG("conn %p", conn);
151 reply = dbus_message_new_method_return(msg);
155 dbus_message_iter_init_append(reply, &array);
157 dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
158 DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
159 DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
160 DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
162 if (element->parent != NULL)
163 append_entry(&dict, "Parent",
164 DBUS_TYPE_OBJECT_PATH, &element->parent->path);
166 str = type2string(element->type);
168 append_entry(&dict, "Type", DBUS_TYPE_STRING, &str);
169 str = subtype2string(element->subtype);
171 append_entry(&dict, "Subtype", DBUS_TYPE_STRING, &str);
173 if (element->priority > 0)
174 append_entry(&dict, "Priority",
175 DBUS_TYPE_UINT16, &element->priority);
177 if (element->ipv4.address != NULL)
178 append_entry(&dict, "IPv4.Address",
179 DBUS_TYPE_STRING, &element->ipv4.address);
180 if (element->ipv4.netmask != NULL)
181 append_entry(&dict, "IPv4.Netmask",
182 DBUS_TYPE_STRING, &element->ipv4.netmask);
183 if (element->ipv4.gateway != NULL)
184 append_entry(&dict, "IPv4.Gateway",
185 DBUS_TYPE_STRING, &element->ipv4.gateway);
187 for (list = element->properties; list; list = list->next) {
188 struct connman_property *property = list->data;
190 append_property(&dict, property);
193 dbus_message_iter_close_container(&array, &dict);
198 static GDBusMethodTable element_methods[] = {
199 { "GetProperties", "", "a{sv}", get_properties },
203 struct append_filter {
204 enum connman_element_type type;
205 DBusMessageIter *iter;
208 static gboolean append_path(GNode *node, gpointer data)
210 struct connman_element *element = node->data;
211 struct append_filter *filter = data;
213 DBG("element %p name %s", element, element->name);
215 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
218 if (filter->type != CONNMAN_ELEMENT_TYPE_UNKNOWN &&
219 filter->type != element->type)
222 dbus_message_iter_append_basic(filter->iter,
223 DBUS_TYPE_OBJECT_PATH, &element->path);
228 void __connman_element_list(enum connman_element_type type,
229 DBusMessageIter *iter)
231 struct append_filter filter = { type, iter };
235 g_static_rw_lock_reader_lock(&element_lock);
236 g_node_traverse(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
237 append_path, &filter);
238 g_static_rw_lock_reader_unlock(&element_lock);
241 static gint compare_priority(gconstpointer a, gconstpointer b)
243 const struct connman_driver *driver1 = a;
244 const struct connman_driver *driver2 = b;
246 return driver2->priority - driver1->priority;
249 static gboolean match_driver(struct connman_element *element,
250 struct connman_driver *driver)
252 if (element->type != driver->type &&
253 driver->type != CONNMAN_ELEMENT_TYPE_UNKNOWN)
256 if (element->subtype == driver->subtype ||
257 driver->subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN)
263 static gboolean probe_driver(GNode *node, gpointer data)
265 struct connman_element *element = node->data;
266 struct connman_driver *driver = data;
268 DBG("element %p name %s", element, element->name);
270 if (!element->driver && match_driver(element, driver) == TRUE) {
271 if (driver->probe(element) < 0)
274 connman_element_lock(element);
275 element->driver = driver;
276 connman_element_unlock(element);
282 int connman_driver_register(struct connman_driver *driver)
284 DBG("driver %p name %s", driver, driver->name);
286 if (driver->type == CONNMAN_ELEMENT_TYPE_ROOT)
292 g_static_rw_lock_writer_lock(&element_lock);
294 driver_list = g_slist_insert_sorted(driver_list, driver,
297 if (element_root != NULL)
298 g_node_traverse(element_root, G_PRE_ORDER,
299 G_TRAVERSE_ALL, -1, probe_driver, driver);
301 g_static_rw_lock_writer_unlock(&element_lock);
306 static gboolean remove_driver(GNode *node, gpointer data)
308 struct connman_element *element = node->data;
309 struct connman_driver *driver = data;
311 DBG("element %p name %s", element, element->name);
313 if (element->driver == driver) {
315 driver->remove(element);
317 connman_element_lock(element);
318 element->driver = NULL;
319 connman_element_unlock(element);
325 void connman_driver_unregister(struct connman_driver *driver)
327 DBG("driver %p name %s", driver, driver->name);
329 g_static_rw_lock_writer_lock(&element_lock);
331 driver_list = g_slist_remove(driver_list, driver);
333 if (element_root != NULL)
334 g_node_traverse(element_root, G_POST_ORDER,
335 G_TRAVERSE_ALL, -1, remove_driver, driver);
337 g_static_rw_lock_writer_unlock(&element_lock);
340 struct connman_element *connman_element_create(void)
342 struct connman_element *element;
344 element = g_new0(struct connman_element, 1);
346 DBG("element %p", element);
348 element->refcount = 1;
350 g_static_mutex_init(&element->mutex);
352 element->type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
353 element->subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
354 element->state = CONNMAN_ELEMENT_STATE_CLOSED;
356 element->netdev.index = -1;
361 struct connman_element *connman_element_ref(struct connman_element *element)
363 DBG("element %p name %s refcount %d", element, element->name,
364 g_atomic_int_get(&element->refcount) + 1);
366 g_atomic_int_inc(&element->refcount);
371 void connman_element_unref(struct connman_element *element)
373 DBG("element %p name %s refcount %d", element, element->name,
374 g_atomic_int_get(&element->refcount) - 1);
376 if (g_atomic_int_dec_and_test(&element->refcount) == TRUE) {
379 for (list = element->properties; list; list = list->next) {
380 struct connman_property *property = list->data;
381 if ((property->flags & CONNMAN_PROPERTY_FLAG_STATIC) &&
382 property->type == DBUS_TYPE_STRING)
383 g_free(property->value);
387 g_slist_free(element->properties);
389 g_free(element->ipv4.address);
390 g_free(element->ipv4.netmask);
391 g_free(element->ipv4.gateway);
392 g_free(element->ipv4.network);
393 g_free(element->ipv4.broadcast);
394 g_free(element->ipv4.nameserver);
395 g_free(element->netdev.name);
396 g_free(element->path);
397 g_free(element->name);
402 int connman_element_add_static_property(struct connman_element *element,
403 const char *name, int type, const void *value)
405 struct connman_property *property;
407 DBG("element %p name %s", element, element->name);
409 if (type != DBUS_TYPE_STRING)
412 property = g_try_new0(struct connman_property, 1);
413 if (property == NULL)
416 property->flags = CONNMAN_PROPERTY_FLAG_STATIC;
418 property->name = g_strdup(name);
419 property->type = type;
421 DBG("name %s type %d value %p", name, type, value);
424 case DBUS_TYPE_STRING:
425 property->value = g_strdup(*((const char **) value));
429 connman_element_lock(element);
430 element->properties = g_slist_append(element->properties, property);
431 connman_element_unlock(element);
436 int connman_element_set_property(struct connman_element *element,
437 enum connman_property_type type, const void *value)
440 case CONNMAN_PROPERTY_TYPE_INVALID:
442 case CONNMAN_PROPERTY_TYPE_IPV4_ADDRESS:
443 connman_element_lock(element);
444 g_free(element->ipv4.address);
445 element->ipv4.address = g_strdup(*((const char **) value));
446 connman_element_unlock(element);
448 case CONNMAN_PROPERTY_TYPE_IPV4_NETMASK:
449 connman_element_lock(element);
450 g_free(element->ipv4.netmask);
451 element->ipv4.netmask = g_strdup(*((const char **) value));
452 connman_element_unlock(element);
454 case CONNMAN_PROPERTY_TYPE_IPV4_GATEWAY:
455 connman_element_lock(element);
456 g_free(element->ipv4.gateway);
457 element->ipv4.gateway = g_strdup(*((const char **) value));
458 connman_element_unlock(element);
460 case CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER:
461 connman_element_lock(element);
462 g_free(element->ipv4.nameserver);
463 element->ipv4.nameserver = g_strdup(*((const char **) value));
464 connman_element_unlock(element);
468 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
469 CONNMAN_MANAGER_INTERFACE, "ElementUpdated",
470 DBUS_TYPE_OBJECT_PATH, &element->path,
476 int connman_element_get_value(struct connman_element *element,
477 enum connman_property_type type, void *value)
479 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
483 case CONNMAN_PROPERTY_TYPE_INVALID:
485 case CONNMAN_PROPERTY_TYPE_IPV4_ADDRESS:
486 if (element->ipv4.address == NULL)
487 return connman_element_get_value(element->parent,
489 connman_element_lock(element);
490 *((char **) value) = element->ipv4.address;
491 connman_element_unlock(element);
493 case CONNMAN_PROPERTY_TYPE_IPV4_NETMASK:
494 if (element->ipv4.netmask == NULL)
495 return connman_element_get_value(element->parent,
497 connman_element_lock(element);
498 *((char **) value) = element->ipv4.netmask;
499 connman_element_unlock(element);
501 case CONNMAN_PROPERTY_TYPE_IPV4_GATEWAY:
502 if (element->ipv4.gateway == NULL)
503 return connman_element_get_value(element->parent,
505 connman_element_lock(element);
506 *((char **) value) = element->ipv4.gateway;
507 connman_element_unlock(element);
509 case CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER:
510 if (element->ipv4.nameserver == NULL)
511 return connman_element_get_value(element->parent,
513 connman_element_lock(element);
514 *((char **) value) = element->ipv4.nameserver;
515 connman_element_unlock(element);
522 int connman_element_register(struct connman_element *element,
523 struct connman_element *parent)
525 DBG("element %p name %s parent %p", element, element->name, parent);
527 if (connman_element_ref(element) == NULL)
530 connman_element_lock(element);
532 __connman_element_load(element);
534 if (element->name == NULL) {
535 switch (element->type) {
536 case CONNMAN_ELEMENT_TYPE_IPV4:
537 element->name = g_strdup("ipv4");
539 case CONNMAN_ELEMENT_TYPE_IPV6:
540 element->name = g_strdup("ipv6");
542 case CONNMAN_ELEMENT_TYPE_DHCP:
543 element->name = g_strdup("dhcp");
545 case CONNMAN_ELEMENT_TYPE_BOOTP:
546 element->name = g_strdup("bootp");
548 case CONNMAN_ELEMENT_TYPE_ZEROCONF:
549 element->name = g_strdup("zeroconf");
551 case CONNMAN_ELEMENT_TYPE_RESOLVER:
552 element->name = g_strdup("resolver");
559 element->parent = parent;
561 connman_element_unlock(element);
563 g_thread_pool_push(thread_register, element, NULL);
568 void connman_element_unregister(struct connman_element *element)
570 DBG("element %p name %s", element, element->name);
572 g_thread_pool_push(thread_unregister, element, NULL);
575 void connman_element_update(struct connman_element *element)
577 DBG("element %p name %s", element, element->name);
579 g_static_rw_lock_reader_lock(&element_lock);
581 if (element->driver && element->driver->update)
582 element->driver->update(element);
584 g_static_rw_lock_reader_unlock(&element_lock);
586 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
587 CONNMAN_MANAGER_INTERFACE, "ElementUpdated",
588 DBUS_TYPE_OBJECT_PATH, &element->path,
592 static void register_element(gpointer data, gpointer user_data)
594 struct connman_element *element = data;
595 const gchar *basepath;
599 g_static_rw_lock_writer_lock(&element_lock);
601 connman_element_lock(element);
603 if (element->parent) {
604 node = g_node_find(element_root, G_PRE_ORDER,
605 G_TRAVERSE_ALL, element->parent);
606 basepath = element->parent->path;
608 if (element->subtype == CONNMAN_ELEMENT_SUBTYPE_UNKNOWN)
609 element->subtype = element->parent->subtype;
615 element->path = g_strdup_printf("%s/%s", basepath, element->name);
617 connman_element_unlock(element);
619 DBG("element %p path %s", element, element->path);
621 g_node_append_data(node, element);
623 g_static_rw_lock_writer_unlock(&element_lock);
625 __connman_element_store(element);
627 g_dbus_register_interface(connection, element->path,
628 CONNMAN_ELEMENT_INTERFACE,
629 element_methods, NULL, NULL,
632 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
633 CONNMAN_MANAGER_INTERFACE, "ElementAdded",
634 DBUS_TYPE_OBJECT_PATH, &element->path,
637 if (element->type == CONNMAN_ELEMENT_TYPE_DEVICE)
638 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
639 CONNMAN_MANAGER_INTERFACE, "DeviceAdded",
640 DBUS_TYPE_OBJECT_PATH, &element->path,
643 g_static_rw_lock_writer_lock(&element_lock);
645 for (list = driver_list; list; list = list->next) {
646 struct connman_driver *driver = list->data;
648 if (match_driver(element, driver) == FALSE)
651 DBG("driver %p name %s", driver, driver->name);
653 if (driver->probe(element) < 0)
656 connman_element_lock(element);
657 element->driver = driver;
658 connman_element_unlock(element);
661 g_static_rw_lock_writer_unlock(&element_lock);
664 static void unregister_element(gpointer data, gpointer user_data)
666 struct connman_element *element = data;
669 DBG("element %p name %s", element, element->name);
671 g_static_rw_lock_writer_lock(&element_lock);
673 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
675 if (element->driver) {
676 if (element->driver->remove)
677 element->driver->remove(element);
679 connman_element_lock(element);
680 element->driver = NULL;
681 connman_element_unlock(element);
686 g_node_destroy(node);
689 g_static_rw_lock_writer_unlock(&element_lock);
691 if (element->type == CONNMAN_ELEMENT_TYPE_DEVICE)
692 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
693 CONNMAN_MANAGER_INTERFACE, "DeviceRemoved",
694 DBUS_TYPE_OBJECT_PATH, &element->path,
697 g_dbus_emit_signal(connection, CONNMAN_MANAGER_PATH,
698 CONNMAN_MANAGER_INTERFACE, "ElementRemoved",
699 DBUS_TYPE_OBJECT_PATH, &element->path,
702 g_dbus_unregister_interface(connection, element->path,
703 CONNMAN_ELEMENT_INTERFACE);
705 connman_element_unref(element);
708 int __connman_element_init(DBusConnection *conn)
710 struct connman_element *element;
712 DBG("conn %p", conn);
714 connection = dbus_connection_ref(conn);
715 if (connection == NULL)
718 g_static_rw_lock_writer_lock(&element_lock);
720 element = connman_element_create();
722 element->name = g_strdup("root");
723 element->path = g_strdup("/");
724 element->type = CONNMAN_ELEMENT_TYPE_ROOT;
726 element_root = g_node_new(element);
728 g_static_rw_lock_writer_unlock(&element_lock);
730 thread_register = g_thread_pool_new(register_element,
731 NULL, 1, FALSE, NULL);
732 thread_unregister = g_thread_pool_new(unregister_element,
733 NULL, 1, FALSE, NULL);
738 static gboolean free_driver(GNode *node, gpointer data)
740 struct connman_element *element = node->data;
742 DBG("element %p name %s", element, element->name);
744 if (element->driver) {
745 if (element->driver->remove)
746 element->driver->remove(element);
748 connman_element_lock(element);
749 element->driver = NULL;
750 connman_element_unlock(element);
756 static gboolean free_node(GNode *node, gpointer data)
758 struct connman_element *element = node->data;
760 DBG("element %p name %s", element, element->name);
762 if (g_node_depth(node) > 1)
763 g_thread_pool_push(thread_unregister, element, NULL);
768 void __connman_element_cleanup(void)
772 g_thread_pool_free(thread_register, TRUE, TRUE);
774 g_static_rw_lock_writer_lock(&element_lock);
775 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
777 g_static_rw_lock_writer_unlock(&element_lock);
779 g_static_rw_lock_writer_lock(&element_lock);
780 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
782 g_static_rw_lock_writer_unlock(&element_lock);
784 g_thread_pool_free(thread_unregister, FALSE, TRUE);
786 g_static_rw_lock_writer_lock(&element_lock);
787 g_node_destroy(element_root);
789 g_static_rw_lock_writer_unlock(&element_lock);
791 dbus_connection_unref(connection);