5 * Copyright (C) 2007-2009 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
35 static DBusConnection *connection;
37 static GNode *element_root = NULL;
38 static GSList *driver_list = NULL;
39 static gchar *device_filter = NULL;
41 static gboolean started = FALSE;
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_PROFILE:
52 case CONNMAN_ELEMENT_TYPE_DEVICE:
54 case CONNMAN_ELEMENT_TYPE_NETWORK:
56 case CONNMAN_ELEMENT_TYPE_SERVICE:
58 case CONNMAN_ELEMENT_TYPE_PPP:
60 case CONNMAN_ELEMENT_TYPE_IPV4:
62 case CONNMAN_ELEMENT_TYPE_IPV6:
64 case CONNMAN_ELEMENT_TYPE_DHCP:
66 case CONNMAN_ELEMENT_TYPE_BOOTP:
68 case CONNMAN_ELEMENT_TYPE_ZEROCONF:
70 case CONNMAN_ELEMENT_TYPE_CONNECTION:
72 case CONNMAN_ELEMENT_TYPE_VENDOR:
79 const char *__connman_ipv4_method2string(enum connman_ipv4_method method)
82 case CONNMAN_IPV4_METHOD_UNKNOWN:
84 case CONNMAN_IPV4_METHOD_OFF:
86 case CONNMAN_IPV4_METHOD_STATIC:
88 case CONNMAN_IPV4_METHOD_DHCP:
95 enum connman_ipv4_method __connman_ipv4_string2method(const char *method)
97 if (strcasecmp(method, "off") == 0)
98 return CONNMAN_IPV4_METHOD_OFF;
99 else if (strcasecmp(method, "static") == 0)
100 return CONNMAN_IPV4_METHOD_STATIC;
101 else if (strcasecmp(method, "dhcp") == 0)
102 return CONNMAN_IPV4_METHOD_DHCP;
104 return CONNMAN_IPV4_METHOD_UNKNOWN;
107 static void emit_element_signal(DBusConnection *conn, const char *member,
108 struct connman_element *element)
112 if (__connman_debug_enabled() == FALSE)
115 DBG("conn %p member %s", conn, member);
120 signal = dbus_message_new_signal(element->path,
121 CONNMAN_DEBUG_INTERFACE, member);
125 g_dbus_send_message(conn, signal);
128 struct foreach_data {
129 enum connman_element_type type;
130 element_cb_t callback;
134 static gboolean foreach_callback(GNode *node, gpointer user_data)
136 struct connman_element *element = node->data;
137 struct foreach_data *data = user_data;
139 DBG("element %p name %s", element, element->name);
141 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
144 if (data->type != CONNMAN_ELEMENT_TYPE_UNKNOWN &&
145 data->type != element->type)
149 data->callback(element, data->user_data);
154 void __connman_element_foreach(struct connman_element *element,
155 enum connman_element_type type,
156 element_cb_t callback, gpointer user_data)
158 struct foreach_data data = { type, callback, user_data };
163 if (element != NULL) {
164 node = g_node_find(element_root, G_PRE_ORDER,
165 G_TRAVERSE_ALL, element);
171 g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
172 foreach_callback, &data);
175 struct append_filter {
176 enum connman_element_type type;
177 DBusMessageIter *iter;
180 static gboolean append_path(GNode *node, gpointer user_data)
182 struct connman_element *element = node->data;
183 struct append_filter *filter = user_data;
185 DBG("element %p name %s", element, element->name);
187 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
190 if (filter->type != CONNMAN_ELEMENT_TYPE_UNKNOWN &&
191 filter->type != element->type)
194 if (filter->type == CONNMAN_ELEMENT_TYPE_DEVICE &&
195 __connman_device_has_driver(element->device) == FALSE)
198 if (filter->type == CONNMAN_ELEMENT_TYPE_NETWORK &&
199 __connman_network_has_driver(element->network) == FALSE)
202 dbus_message_iter_append_basic(filter->iter,
203 DBUS_TYPE_OBJECT_PATH, &element->path);
208 void __connman_element_list(struct connman_element *element,
209 enum connman_element_type type,
210 DBusMessageIter *iter)
212 struct append_filter filter = { type, iter };
217 if (element != NULL) {
218 node = g_node_find(element_root, G_PRE_ORDER,
219 G_TRAVERSE_ALL, element);
225 g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
226 append_path, &filter);
230 enum connman_element_type type;
234 static gboolean count_element(GNode *node, gpointer user_data)
236 struct connman_element *element = node->data;
237 struct count_data *data = user_data;
239 DBG("element %p name %s", element, element->name);
241 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
244 if (data->type != CONNMAN_ELEMENT_TYPE_UNKNOWN &&
245 data->type != element->type)
253 int __connman_element_count(struct connman_element *element,
254 enum connman_element_type type)
256 struct count_data data = { type, 0 };
261 if (element != NULL) {
262 node = g_node_find(element_root, G_PRE_ORDER,
263 G_TRAVERSE_ALL, element);
269 g_node_traverse(node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
270 count_element, &data);
275 const char *__connman_element_get_device_path(struct connman_element *element)
277 if (element->type == CONNMAN_ELEMENT_TYPE_DEVICE &&
278 element->device != NULL)
279 return element->path;
281 if (element->parent == NULL)
284 return __connman_element_get_device_path(element->parent);
287 const char *__connman_element_get_network_path(struct connman_element *element)
289 if (element->type == CONNMAN_ELEMENT_TYPE_NETWORK &&
290 element->network != NULL)
291 return element->path;
293 if (element->parent == NULL)
296 return __connman_element_get_network_path(element->parent);
299 static gint compare_priority(gconstpointer a, gconstpointer b)
301 const struct connman_driver *driver1 = a;
302 const struct connman_driver *driver2 = b;
304 return driver2->priority - driver1->priority;
307 static gboolean match_driver(struct connman_element *element,
308 struct connman_driver *driver)
310 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
313 if (element->type == driver->type ||
314 driver->type == CONNMAN_ELEMENT_TYPE_UNKNOWN)
320 static gboolean probe_driver(GNode *node, gpointer data)
322 struct connman_element *element = node->data;
323 struct connman_driver *driver = data;
325 DBG("element %p name %s", element, element->name);
327 if (!element->driver && match_driver(element, driver) == TRUE) {
328 if (driver->probe(element) < 0)
331 __connman_element_lock(element);
332 element->driver = driver;
333 __connman_element_unlock(element);
339 void __connman_driver_rescan(struct connman_driver *driver)
341 DBG("driver %p name %s", driver, driver->name);
346 if (element_root != NULL)
347 g_node_traverse(element_root, G_PRE_ORDER,
348 G_TRAVERSE_ALL, -1, probe_driver, driver);
352 * connman_driver_register:
353 * @driver: driver definition
355 * Register a new driver
357 * Returns: %0 on success
359 int connman_driver_register(struct connman_driver *driver)
361 DBG("driver %p name %s", driver, driver->name);
363 if (driver->type == CONNMAN_ELEMENT_TYPE_ROOT)
369 driver_list = g_slist_insert_sorted(driver_list, driver,
372 if (started == FALSE)
375 if (element_root != NULL)
376 g_node_traverse(element_root, G_PRE_ORDER,
377 G_TRAVERSE_ALL, -1, probe_driver, driver);
382 static gboolean remove_driver(GNode *node, gpointer data)
384 struct connman_element *element = node->data;
385 struct connman_driver *driver = data;
387 DBG("element %p name %s", element, element->name);
389 if (element->driver == driver) {
391 driver->remove(element);
393 __connman_element_lock(element);
394 element->driver = NULL;
395 __connman_element_unlock(element);
402 * connman_driver_unregister:
403 * @driver: driver definition
405 * Remove a previously registered driver
407 void connman_driver_unregister(struct connman_driver *driver)
409 DBG("driver %p name %s", driver, driver->name);
411 driver_list = g_slist_remove(driver_list, driver);
413 if (element_root != NULL)
414 g_node_traverse(element_root, G_POST_ORDER,
415 G_TRAVERSE_ALL, -1, remove_driver, driver);
418 static void unregister_property(gpointer data)
420 struct connman_property *property = data;
422 DBG("property %p", property);
424 g_free(property->value);
428 void __connman_element_initialize(struct connman_element *element)
430 DBG("element %p", element);
432 element->refcount = 1;
434 element->name = NULL;
435 element->type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
436 element->state = CONNMAN_ELEMENT_STATE_UNKNOWN;
437 element->error = CONNMAN_ELEMENT_ERROR_UNKNOWN;
439 element->enabled = FALSE;
441 element->configuring = FALSE;
443 element->properties = g_hash_table_new_full(g_str_hash, g_str_equal,
444 g_free, unregister_property);
448 * connman_element_create:
449 * @name: element name
451 * Allocate a new element and assign the given #name to it. If the name
452 * is #NULL, it will be later on created based on the element type.
454 * Returns: a newly-allocated #connman_element structure
456 struct connman_element *connman_element_create(const char *name)
458 struct connman_element *element;
460 element = g_try_new0(struct connman_element, 1);
464 DBG("element %p", element);
466 __connman_element_initialize(element);
471 struct connman_element *connman_element_ref(struct connman_element *element)
473 DBG("element %p name %s refcount %d", element, element->name,
474 g_atomic_int_get(&element->refcount) + 1);
476 g_atomic_int_inc(&element->refcount);
481 static void free_properties(struct connman_element *element)
483 DBG("element %p name %s", element, element->name);
485 __connman_element_lock(element);
487 g_hash_table_destroy(element->properties);
488 element->properties = NULL;
490 __connman_element_unlock(element);
493 void connman_element_unref(struct connman_element *element)
495 DBG("element %p name %s refcount %d", element, element->name,
496 g_atomic_int_get(&element->refcount) - 1);
498 if (g_atomic_int_dec_and_test(&element->refcount) == TRUE) {
499 if (element->destruct)
500 element->destruct(element);
501 free_properties(element);
502 g_free(element->ipv4.address);
503 g_free(element->ipv4.netmask);
504 g_free(element->ipv4.gateway);
505 g_free(element->ipv4.network);
506 g_free(element->ipv4.broadcast);
507 g_free(element->ipv4.nameserver);
508 g_free(element->devname);
509 g_free(element->path);
510 g_free(element->name);
515 static int set_static_property(struct connman_element *element,
516 const char *name, int type, const void *value)
518 struct connman_property *property;
520 DBG("element %p name %s", element, element->name);
522 if (type != DBUS_TYPE_STRING && type != DBUS_TYPE_BYTE)
525 property = g_try_new0(struct connman_property, 1);
526 if (property == NULL)
529 property->id = CONNMAN_PROPERTY_ID_INVALID;
530 property->type = type;
532 DBG("name %s type %d value %p", name, type, value);
535 case DBUS_TYPE_STRING:
536 property->value = g_strdup(*((const char **) value));
539 property->value = g_try_malloc(1);
540 if (property->value != NULL)
541 memcpy(property->value, value, 1);
545 __connman_element_lock(element);
547 g_hash_table_replace(element->properties, g_strdup(name), property);
549 __connman_element_unlock(element);
554 static int set_static_array_property(struct connman_element *element,
555 const char *name, int type, const void *value, int len)
557 struct connman_property *property;
559 DBG("element %p name %s", element, element->name);
561 if (type != DBUS_TYPE_BYTE)
564 property = g_try_new0(struct connman_property, 1);
565 if (property == NULL)
568 property->id = CONNMAN_PROPERTY_ID_INVALID;
569 property->type = DBUS_TYPE_ARRAY;
570 property->subtype = type;
572 DBG("name %s type %d value %p", name, type, value);
576 property->value = g_try_malloc(len);
577 if (property->value != NULL) {
578 memcpy(property->value,
579 *((const unsigned char **) value), len);
580 property->size = len;
585 __connman_element_lock(element);
587 g_hash_table_replace(element->properties, g_strdup(name), property);
589 __connman_element_unlock(element);
595 static int set_property(struct connman_element *element,
596 enum connman_property_id id, const void *value)
599 case CONNMAN_PROPERTY_ID_IPV4_ADDRESS:
600 __connman_element_lock(element);
601 g_free(element->ipv4.address);
602 element->ipv4.address = g_strdup(*((const char **) value));
603 __connman_element_unlock(element);
605 case CONNMAN_PROPERTY_ID_IPV4_NETMASK:
606 __connman_element_lock(element);
607 g_free(element->ipv4.netmask);
608 element->ipv4.netmask = g_strdup(*((const char **) value));
609 __connman_element_unlock(element);
611 case CONNMAN_PROPERTY_ID_IPV4_GATEWAY:
612 __connman_element_lock(element);
613 g_free(element->ipv4.gateway);
614 element->ipv4.gateway = g_strdup(*((const char **) value));
615 __connman_element_unlock(element);
617 case CONNMAN_PROPERTY_ID_IPV4_BROADCAST:
618 __connman_element_lock(element);
619 g_free(element->ipv4.broadcast);
620 element->ipv4.broadcast = g_strdup(*((const char **) value));
621 __connman_element_unlock(element);
623 case CONNMAN_PROPERTY_ID_IPV4_NAMESERVER:
624 __connman_element_lock(element);
625 g_free(element->ipv4.nameserver);
626 element->ipv4.nameserver = g_strdup(*((const char **) value));
627 __connman_element_unlock(element);
637 int connman_element_get_value(struct connman_element *element,
638 enum connman_property_id id, void *value)
640 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
644 case CONNMAN_PROPERTY_ID_IPV4_METHOD:
645 if (element->ipv4.method == CONNMAN_IPV4_METHOD_UNKNOWN)
646 return connman_element_get_value(element->parent,
648 __connman_element_lock(element);
649 *((const char **) value) = __connman_ipv4_method2string(element->ipv4.method);
650 __connman_element_unlock(element);
652 case CONNMAN_PROPERTY_ID_IPV4_ADDRESS:
653 if (element->ipv4.address == NULL)
654 return connman_element_get_value(element->parent,
656 __connman_element_lock(element);
657 *((char **) value) = element->ipv4.address;
658 __connman_element_unlock(element);
660 case CONNMAN_PROPERTY_ID_IPV4_NETMASK:
661 if (element->ipv4.netmask == NULL)
662 return connman_element_get_value(element->parent,
664 __connman_element_lock(element);
665 *((char **) value) = element->ipv4.netmask;
666 __connman_element_unlock(element);
668 case CONNMAN_PROPERTY_ID_IPV4_GATEWAY:
669 if (element->ipv4.gateway == NULL)
670 return connman_element_get_value(element->parent,
672 __connman_element_lock(element);
673 *((char **) value) = element->ipv4.gateway;
674 __connman_element_unlock(element);
676 case CONNMAN_PROPERTY_ID_IPV4_BROADCAST:
677 if (element->ipv4.broadcast == NULL)
678 return connman_element_get_value(element->parent,
680 __connman_element_lock(element);
681 *((char **) value) = element->ipv4.broadcast;
682 __connman_element_unlock(element);
684 case CONNMAN_PROPERTY_ID_IPV4_NAMESERVER:
685 if (element->ipv4.nameserver == NULL)
686 return connman_element_get_value(element->parent,
688 __connman_element_lock(element);
689 *((char **) value) = element->ipv4.nameserver;
690 __connman_element_unlock(element);
699 static gboolean get_static_property(struct connman_element *element,
700 const char *name, void *value)
702 struct connman_property *property;
703 gboolean found = FALSE;
705 DBG("element %p name %s", element, element->name);
707 __connman_element_lock(element);
709 property = g_hash_table_lookup(element->properties, name);
710 if (property != NULL) {
711 switch (property->type) {
712 case DBUS_TYPE_STRING:
713 *((char **) value) = property->value;
717 memcpy(value, property->value, 1);
723 __connman_element_unlock(element);
725 if (found == FALSE && element->parent != NULL)
726 return get_static_property(element->parent, name, value);
731 static gboolean get_static_array_property(struct connman_element *element,
732 const char *name, void *value, unsigned int *len)
734 struct connman_property *property;
735 gboolean found = FALSE;
737 DBG("element %p name %s", element, element->name);
739 __connman_element_lock(element);
741 property = g_hash_table_lookup(element->properties, name);
742 if (property != NULL) {
743 *((char **) value) = property->value;
744 *len = property->size;
748 __connman_element_unlock(element);
754 static gboolean match_static_property(struct connman_element *element,
755 const char *name, const void *value)
757 struct connman_property *property;
758 gboolean result = FALSE;
760 DBG("element %p name %s", element, element->name);
762 __connman_element_lock(element);
764 property = g_hash_table_lookup(element->properties, name);
765 if (property != NULL) {
766 if (property->type == DBUS_TYPE_STRING)
767 result = g_str_equal(property->value,
768 *((const char **) value));
771 __connman_element_unlock(element);
778 * connman_element_set_string:
779 * @element: element structure
780 * @key: unique identifier
781 * @value: string value
783 * Set string value for specific key
785 int connman_element_set_string(struct connman_element *element,
786 const char *key, const char *value)
788 return set_static_property(element, key, DBUS_TYPE_STRING, &value);
792 * connman_element_get_string:
793 * @element: element structure
794 * @key: unique identifier
796 * Get string value for specific key
798 const char *connman_element_get_string(struct connman_element *element,
803 if (get_static_property(element, key, &value) == FALSE)
810 * connman_element_set_uint8:
811 * @element: element structure
812 * @key: unique identifier
813 * @value: integer value
815 * Set integer value for specific key
817 int connman_element_set_uint8(struct connman_element *element,
818 const char *key, connman_uint8_t value)
820 return set_static_property(element, key, DBUS_TYPE_BYTE, &value);
824 * connman_element_get_uint8:
825 * @element: element structure
826 * @key: unique identifier
828 * Get integer value for specific key
830 connman_uint8_t connman_element_get_uint8(struct connman_element *element,
833 connman_uint8_t value;
835 if (get_static_property(element, key, &value) == FALSE)
842 * connman_element_set_blob:
843 * @element: element structure
844 * @key: unique identifier
848 * Set binary blob value for specific key
850 int connman_element_set_blob(struct connman_element *element,
851 const char *key, const void *data, unsigned int size)
853 return set_static_array_property(element, key,
854 DBUS_TYPE_BYTE, &data, size);
858 * connman_element_get_blob:
859 * @element: element structure
860 * @key: unique identifier
861 * @size: pointer to blob size
863 * Get binary blob value for specific key
865 const void *connman_element_get_blob(struct connman_element *element,
866 const char *key, unsigned int *size)
870 if (get_static_array_property(element, key, &value, size) == FALSE)
876 int __connman_element_append_ipv4(struct connman_element *element,
877 DBusMessageIter *dict)
879 const char *method = NULL;
880 const char *address = NULL, *netmask = NULL, *gateway = NULL;
882 connman_element_get_value(element,
883 CONNMAN_PROPERTY_ID_IPV4_METHOD, &method);
885 connman_element_get_value(element,
886 CONNMAN_PROPERTY_ID_IPV4_ADDRESS, &address);
887 connman_element_get_value(element,
888 CONNMAN_PROPERTY_ID_IPV4_NETMASK, &netmask);
889 connman_element_get_value(element,
890 CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
893 connman_dbus_dict_append_variant(dict, "IPv4.Method",
894 DBUS_TYPE_STRING, &method);
897 connman_dbus_dict_append_variant(dict, "IPv4.Address",
898 DBUS_TYPE_STRING, &address);
901 connman_dbus_dict_append_variant(dict, "IPv4.Netmask",
902 DBUS_TYPE_STRING, &netmask);
905 connman_dbus_dict_append_variant(dict, "IPv4.Gateway",
906 DBUS_TYPE_STRING, &gateway);
911 int __connman_element_set_ipv4(struct connman_element *element,
912 const char *name, DBusMessageIter *value)
916 type = dbus_message_iter_get_arg_type(value);
918 if (g_str_equal(name, "IPv4.Method") == TRUE) {
919 enum connman_ipv4_method method;
922 if (type != DBUS_TYPE_STRING)
925 dbus_message_iter_get_basic(value, &str);
926 method = __connman_ipv4_string2method(str);
927 if (method == CONNMAN_IPV4_METHOD_UNKNOWN)
930 if (method == element->ipv4.method)
933 element->ipv4.method = method;
935 connman_element_update(element);
936 } else if (g_str_equal(name, "IPv4.Address") == TRUE) {
939 if (type != DBUS_TYPE_STRING)
942 dbus_message_iter_get_basic(value, &address);
944 g_free(element->ipv4.address);
945 element->ipv4.address = g_strdup(address);
947 connman_element_update(element);
948 } else if (g_str_equal(name, "IPv4.Netmask") == TRUE) {
951 if (type != DBUS_TYPE_STRING)
954 dbus_message_iter_get_basic(value, &netmask);
956 g_free(element->ipv4.netmask);
957 element->ipv4.netmask = g_strdup(netmask);
959 connman_element_update(element);
960 } else if (g_str_equal(name, "IPv4.Gateway") == TRUE) {
963 if (type != DBUS_TYPE_STRING)
966 dbus_message_iter_get_basic(value, &gateway);
968 g_free(element->ipv4.gateway);
969 element->ipv4.gateway = g_strdup(gateway);
971 connman_element_update(element);
977 static void append_state(DBusMessageIter *entry, const char *state)
979 DBusMessageIter value;
980 const char *key = "State";
982 dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
984 dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
985 DBUS_TYPE_STRING_AS_STRING, &value);
986 dbus_message_iter_append_basic(&value, DBUS_TYPE_STRING, &state);
987 dbus_message_iter_close_container(entry, &value);
990 static void emit_state_change(DBusConnection *conn, const char *state)
993 DBusMessageIter entry;
995 DBG("conn %p", conn);
997 signal = dbus_message_new_signal(CONNMAN_MANAGER_PATH,
998 CONNMAN_MANAGER_INTERFACE, "PropertyChanged");
1002 dbus_message_iter_init_append(signal, &entry);
1004 append_state(&entry, state);
1006 g_dbus_send_message(conn, signal);
1009 static void probe_element(struct connman_element *element)
1013 DBG("element %p name %s", element, element->name);
1015 for (list = driver_list; list; list = list->next) {
1016 struct connman_driver *driver = list->data;
1018 if (match_driver(element, driver) == FALSE)
1021 DBG("driver %p name %s", driver, driver->name);
1023 if (driver->probe(element) == 0) {
1024 __connman_element_lock(element);
1025 element->driver = driver;
1026 __connman_element_unlock(element);
1032 static void register_element(gpointer data, gpointer user_data)
1034 struct connman_element *element = data;
1035 const gchar *basepath;
1038 __connman_element_lock(element);
1040 if (element->parent) {
1041 node = g_node_find(element_root, G_PRE_ORDER,
1042 G_TRAVERSE_ALL, element->parent);
1043 basepath = element->parent->path;
1045 element->parent = element_root->data;
1047 node = element_root;
1051 element->path = g_strdup_printf("%s/%s", basepath, element->name);
1053 __connman_element_unlock(element);
1055 DBG("element %p path %s", element, element->path);
1057 g_node_append_data(node, element);
1059 if (element->type == CONNMAN_ELEMENT_TYPE_DHCP) {
1060 element->parent->configuring = TRUE;
1062 if (__connman_element_count(NULL,
1063 CONNMAN_ELEMENT_TYPE_CONNECTION) == 0)
1064 emit_state_change(connection, "connecting");
1067 if (element->type == CONNMAN_ELEMENT_TYPE_CONNECTION) {
1068 struct connman_element *parent = element->parent;
1071 parent->configuring = FALSE;
1072 parent = parent->parent;
1075 if (__connman_element_count(NULL,
1076 CONNMAN_ELEMENT_TYPE_CONNECTION) == 1)
1077 emit_state_change(connection, "online");
1080 emit_element_signal(connection, "ElementAdded", element);
1082 if (started == FALSE)
1085 probe_element(element);
1089 * connman_element_register:
1090 * @element: the element to register
1091 * @parent: the parent to register the element with
1093 * Register an element with the core. It will be register under the given
1094 * parent of if %NULL is provided under the root element.
1096 * Returns: %0 on success
1098 int connman_element_register(struct connman_element *element,
1099 struct connman_element *parent)
1101 DBG("element %p name %s parent %p", element, element->name, parent);
1103 if (element->devname == NULL)
1104 element->devname = g_strdup(element->name);
1106 if (device_filter && element->type == CONNMAN_ELEMENT_TYPE_DEVICE) {
1107 if (g_pattern_match_simple(device_filter,
1108 element->devname) == FALSE) {
1109 DBG("ignoring %s [%s] device", element->name,
1115 if (connman_element_ref(element) == NULL)
1118 __connman_element_lock(element);
1120 if (element->name == NULL) {
1121 element->name = g_strdup(type2string(element->type));
1122 if (element->name == NULL) {
1123 __connman_element_unlock(element);
1128 if (element->type == CONNMAN_ELEMENT_TYPE_DHCP)
1129 element->ipv4.method = CONNMAN_IPV4_METHOD_DHCP;
1131 element->parent = parent;
1133 __connman_element_unlock(element);
1135 register_element(element, NULL);
1140 static gboolean remove_element(GNode *node, gpointer user_data)
1142 struct connman_element *element = node->data;
1143 struct connman_element *root = user_data;
1145 DBG("element %p name %s", element, element->name);
1147 if (element == root)
1151 g_node_unlink(node);
1153 if (element->driver) {
1154 if (element->driver->remove)
1155 element->driver->remove(element);
1157 __connman_element_lock(element);
1158 element->driver = NULL;
1159 __connman_element_unlock(element);
1163 g_node_destroy(node);
1165 if (element->type == CONNMAN_ELEMENT_TYPE_CONNECTION) {
1166 if (__connman_element_count(NULL,
1167 CONNMAN_ELEMENT_TYPE_CONNECTION) == 0)
1168 emit_state_change(connection, "offline");
1171 emit_element_signal(connection, "ElementRemoved", element);
1173 connman_element_unref(element);
1178 void connman_element_unregister(struct connman_element *element)
1182 DBG("element %p name %s", element, element->name);
1184 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
1187 g_node_traverse(node, G_POST_ORDER,
1188 G_TRAVERSE_ALL, -1, remove_element, NULL);
1191 void connman_element_unregister_children(struct connman_element *element)
1195 DBG("element %p name %s", element, element->name);
1197 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
1200 g_node_traverse(node, G_POST_ORDER,
1201 G_TRAVERSE_ALL, -1, remove_element, element);
1204 static gboolean update_element(GNode *node, gpointer user_data)
1206 struct connman_element *element = node->data;
1208 DBG("element %p name %s", element, element->name);
1210 if (element->driver && element->driver->update)
1211 element->driver->update(element);
1213 emit_element_signal(connection, "ElementUpdated", element);
1218 void connman_element_update(struct connman_element *element)
1222 DBG("element %p name %s", element, element->name);
1224 node = g_node_find(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, element);
1227 g_node_traverse(node, G_PRE_ORDER,
1228 G_TRAVERSE_ALL, -1, update_element, element);
1231 int connman_element_set_enabled(struct connman_element *element,
1234 if (element->enabled == enabled)
1237 element->enabled = enabled;
1239 connman_element_update(element);
1245 * connman_element_set_error:
1246 * @element: element structure
1247 * @error: error identifier
1249 * Set error state and specific error identifier
1251 void connman_element_set_error(struct connman_element *element,
1252 enum connman_element_error error)
1254 DBG("element %p error %d", element, error);
1256 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
1259 element->state = CONNMAN_ELEMENT_STATE_ERROR;
1260 element->error = error;
1262 if (element->driver && element->driver->change)
1263 element->driver->change(element);
1266 int __connman_element_init(DBusConnection *conn, const char *device,
1267 const char *nodevice)
1269 struct connman_element *element;
1271 DBG("conn %p", conn);
1273 connection = dbus_connection_ref(conn);
1274 if (connection == NULL)
1277 device_filter = g_strdup(device);
1279 element = connman_element_create("root");
1281 element->path = g_strdup("/");
1282 element->type = CONNMAN_ELEMENT_TYPE_ROOT;
1284 element_root = g_node_new(element);
1286 __connman_notifier_init();
1287 __connman_service_init();
1288 __connman_network_init();
1289 __connman_device_init();
1294 static gboolean probe_node(GNode *node, gpointer data)
1296 struct connman_element *element = node->data;
1298 DBG("element %p name %s", element, element->name);
1300 if (element->type == CONNMAN_ELEMENT_TYPE_ROOT)
1303 if (element->driver)
1306 probe_element(element);
1311 void __connman_element_start(void)
1315 g_node_traverse(element_root, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
1320 __connman_storage_init_device();
1322 __connman_connection_init();
1323 __connman_ipv4_init();
1324 __connman_detect_init();
1327 void __connman_element_stop(void)
1331 __connman_detect_cleanup();
1332 __connman_ipv4_cleanup();
1333 __connman_connection_cleanup();
1336 static gboolean free_driver(GNode *node, gpointer data)
1338 struct connman_element *element = node->data;
1340 DBG("element %p name %s", element, element->name);
1342 if (element->driver) {
1343 if (element->driver->remove)
1344 element->driver->remove(element);
1346 __connman_element_lock(element);
1347 element->driver = NULL;
1348 __connman_element_unlock(element);
1354 static gboolean free_node(GNode *node, gpointer data)
1356 struct connman_element *element = node->data;
1358 DBG("element %p name %s", element, element->name);
1360 if (g_node_depth(node) > 1)
1361 connman_element_unregister(element);
1366 void __connman_element_cleanup(void)
1370 __connman_device_cleanup();
1371 __connman_network_cleanup();
1372 __connman_service_cleanup();
1373 __connman_notifier_cleanup();
1375 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
1378 g_node_traverse(element_root, G_POST_ORDER, G_TRAVERSE_ALL, -1,
1381 g_node_destroy(element_root);
1382 element_root = NULL;
1384 g_free(device_filter);
1386 dbus_connection_unref(connection);