*
* Connection Manager
*
- * Copyright (C) 2007-2008 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2009 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <config.h>
#endif
+#include <stdio.h>
+#include <unistd.h>
#include <string.h>
-#include <dbus/dbus.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#include <gdbus.h>
+
+#define CONNMAN_API_SUBJECT_TO_CHANGE
#include <connman/plugin.h>
#include <connman/driver.h>
+#include <connman/dbus.h>
#include <connman/log.h>
+#include "inet.h"
#include "supplicant.h"
-static struct connman_element *dhcp_element = NULL;
+#define CLEANUP_TIMEOUT 8 /* in seconds */
+#define INACTIVE_TIMEOUT 12 /* in seconds */
+
+struct wifi_data {
+ GSList *current;
+ GSList *pending;
+ guint cleanup_timer;
+ guint inactive_timer;
+ gchar *identifier;
+ gboolean connected;
+};
static int network_probe(struct connman_element *element)
{
static int network_enable(struct connman_element *element)
{
+ struct connman_device *device = (struct connman_device *) element->parent;
+ char *name, *security = NULL, *passphrase = NULL;
+ unsigned char *ssid;
+ int ssid_len;
+
DBG("element %p name %s", element, element->name);
- if (dhcp_element != NULL) {
- connman_element_unregister(dhcp_element);
- dhcp_element = NULL;
- }
+ if (connman_element_get_static_property(element,
+ "Name", &name) == FALSE)
+ return -EIO;
- __supplicant_disconnect(element);
+ if (connman_element_get_static_array_property(element,
+ "WiFi.SSID", &ssid, &ssid_len) == FALSE)
+ return -EIO;
+
+ if (device != NULL) {
+ struct wifi_data *data = connman_device_get_data(device);
+
+ if (data != NULL) {
+ if (data->connected == TRUE)
+ return -EBUSY;
- element->enabled = FALSE;
+ g_free(data->identifier);
+ data->identifier = g_strdup(name);
+ }
+ }
+
+ connman_element_get_value(element,
+ CONNMAN_PROPERTY_ID_WIFI_SECURITY, &security);
- connman_element_update(element);
+ connman_element_get_value(element,
+ CONNMAN_PROPERTY_ID_WIFI_PASSPHRASE, &passphrase);
- g_free(element->parent->network.identifier);
- element->parent->network.identifier = element->network.identifier;
+ DBG("name %s security %s passhprase %s",
+ name, security, passphrase);
- if (__supplicant_connect(element, element->network.identifier) < 0)
+ if (__supplicant_connect(element, ssid, ssid_len,
+ security, passphrase) < 0)
connman_error("Failed to initiate connect");
return 0;
{
DBG("element %p name %s", element, element->name);
- if (dhcp_element != NULL) {
- connman_element_unregister(dhcp_element);
- dhcp_element = NULL;
- }
+ connman_element_unregister_children(element);
__supplicant_disconnect(element);
- element->enabled = FALSE;
-
- connman_element_update(element);
-
return 0;
}
.disable = network_disable,
};
-struct wifi_data {
- GStaticMutex mutex;
+static struct connman_element *find_current_element(struct wifi_data *data,
+ const char *identifier)
+{
GSList *list;
-};
-static struct connman_element *find_element(struct wifi_data *data,
- const char *identifier)
+ for (list = data->current; list; list = list->next) {
+ struct connman_element *element = list->data;
+
+ if (connman_element_match_static_property(element,
+ "Name", &identifier) == TRUE)
+ return element;
+ }
+
+ return NULL;
+}
+
+static struct connman_element *find_pending_element(struct wifi_data *data,
+ const char *identifier)
{
GSList *list;
- for (list = data->list; list; list = list->next) {
+ for (list = data->pending; list; list = list->next) {
struct connman_element *element = list->data;
- if (element->network.identifier == NULL)
- continue;
-
- if (g_str_equal(element->network.identifier,
- identifier) == TRUE)
+ if (connman_element_match_static_property(element,
+ "Name", &identifier) == TRUE)
return element;
}
return NULL;
}
-static void state_change(struct connman_element *parent,
+static gboolean inactive_scan(gpointer user_data)
+{
+ struct connman_device *device = user_data;
+ struct wifi_data *data = connman_device_get_data(device);
+
+ DBG("device %p", device);
+
+ __supplicant_scan(device);
+
+ data->inactive_timer = 0;
+
+ return FALSE;
+}
+
+static void connect_known_networks(struct connman_device *device)
+{
+ struct wifi_data *data = connman_device_get_data(device);
+ GSList *list;
+
+ DBG("device %p", device);
+
+ if (data->inactive_timer > 0) {
+ g_source_remove(data->inactive_timer);
+ data->inactive_timer = 0;
+ }
+
+ for (list = data->current; list; list = list->next) {
+ struct connman_element *element = list->data;
+
+ if (element->policy == CONNMAN_ELEMENT_POLICY_AUTO &&
+ element->remember == TRUE &&
+ element->available == TRUE) {
+ if (network_enable(element) == 0)
+ return;
+ }
+ }
+
+ data->inactive_timer = g_timeout_add_seconds(INACTIVE_TIMEOUT,
+ inactive_scan, device);
+}
+
+static void state_change(struct connman_device *device,
enum supplicant_state state)
{
- struct wifi_data *data = connman_element_get_data(parent);
+ struct wifi_data *data = connman_device_get_data(device);
struct connman_element *element;
- DBG("state %d", state);
+ DBG("device %p state %d", device, state);
+
+ if (state == STATE_SCANNING)
+ connman_device_set_scanning(device, TRUE);
+ else
+ connman_device_set_scanning(device, FALSE);
- if (parent->network.identifier == NULL)
+ if (data == NULL)
return;
- element = find_element(data, parent->network.identifier);
+ DBG("identifier %s", data->identifier);
+
+ if (data->identifier == NULL)
+ goto reconnect;
+
+ element = find_current_element(data, data->identifier);
if (element == NULL)
- return;
+ goto reconnect;
- if (state == STATE_COMPLETED) {
+ if (state == STATE_COMPLETED && data->connected == FALSE) {
struct connman_element *dhcp;
- dhcp = connman_element_create();
+ data->connected = TRUE;
+ connman_element_set_enabled(element, TRUE);
+
+ dhcp = connman_element_create(NULL);
dhcp->type = CONNMAN_ELEMENT_TYPE_DHCP;
- dhcp->netdev.index = element->netdev.index;
- dhcp->netdev.name = g_strdup(element->netdev.name);
+ dhcp->index = element->index;
- dhcp_element = dhcp;
+ if (connman_element_register(dhcp, element) < 0)
+ connman_element_unref(dhcp);
+ } else if (state == STATE_INACTIVE || state == STATE_DISCONNECTED) {
+ data->connected = FALSE;
+ connman_element_set_enabled(element, FALSE);
+
+ connman_element_unregister_children(element);
+ }
- element->enabled = TRUE;
+reconnect:
+ if (state == STATE_INACTIVE) {
+ data->connected = FALSE;
+ connect_known_networks(device);
+ }
+}
+
+static gboolean cleanup_pending(gpointer user_data)
+{
+ struct wifi_data *data = user_data;
+ GSList *list;
+
+ DBG("");
+
+ for (list = data->pending; list; list = list->next) {
+ struct connman_element *element = list->data;
+
+ DBG("element %p name %s", element, element->name);
+
+ connman_element_unregister(element);
+ connman_element_unref(element);
+ }
+
+ g_slist_free(data->pending);
+ data->pending = NULL;
+
+ data->cleanup_timer = 0;
+
+ return FALSE;
+}
+
+static void clear_results(struct connman_device *device)
+{
+ struct wifi_data *data = connman_device_get_data(device);
- connman_element_update(element);
+ DBG("pending %d", g_slist_length(data->pending));
+ DBG("current %d", g_slist_length(data->current));
- connman_element_register(dhcp, element);
+ if (data->cleanup_timer > 0) {
+ g_source_remove(data->cleanup_timer);
+ cleanup_pending(data);
}
+
+ data->pending = data->current;
+ data->current = NULL;
+
+ data->cleanup_timer = g_timeout_add_seconds(CLEANUP_TIMEOUT,
+ cleanup_pending, data);
}
-static void scan_result(struct connman_element *parent,
+static void scan_result(struct connman_device *device,
struct supplicant_network *network)
{
- struct wifi_data *data = connman_element_get_data(parent);
+ struct wifi_data *data = connman_device_get_data(device);
struct connman_element *element;
gchar *temp;
- int i;
+ unsigned int i;
- DBG("network %p identifier %s", network, network->identifier);
+ DBG("device %p identifier %s", device, network->identifier);
if (data == NULL)
return;
temp = g_strdup(network->identifier);
for (i = 0; i < strlen(temp); i++) {
- if (temp[i] == ' ' || temp[i] == '.' || temp[i] == '-')
- temp[i] = '_';
- if (temp[i] == '(' || temp[i] == ')')
+ char tmp = temp[i];
+ if ((tmp < '0' || tmp > '9') && (tmp < 'A' || tmp > 'Z') &&
+ (tmp < 'a' || tmp > 'z'))
temp[i] = '_';
- if (g_ascii_isprint(temp[i]) == FALSE)
- temp[i] = '_';
- temp[i] = g_ascii_tolower(temp[i]);
}
- g_static_mutex_lock(&data->mutex);
-
- element = find_element(data, network->identifier);
+ element = find_pending_element(data, network->identifier);
if (element == NULL) {
- element = connman_element_create();
+ const char *mode;
- element->type = CONNMAN_ELEMENT_TYPE_NETWORK;
- element->name = temp;
+ element = connman_element_create(temp);
- element->network.identifier = g_strdup(network->identifier);
+ element->type = CONNMAN_ELEMENT_TYPE_NETWORK;
+ element->subtype = CONNMAN_ELEMENT_SUBTYPE_WIFI;
+ element->index = connman_device_get_index(device);
- element->netdev.index = parent->netdev.index;
- element->netdev.name = g_strdup(parent->netdev.name);
+ connman_element_add_static_property(element, "Name",
+ DBUS_TYPE_STRING, &network->identifier);
- data->list = g_slist_append(data->list, element);
+ connman_element_add_static_array_property(element, "WiFi.SSID",
+ DBUS_TYPE_BYTE, &network->ssid, network->ssid_len);
- connman_element_add_static_property(element, "SSID",
- DBUS_TYPE_STRING, &network->identifier);
+ mode = (network->adhoc == TRUE) ? "adhoc" : "managed";
+ connman_element_add_static_property(element, "WiFi.Mode",
+ DBUS_TYPE_STRING, &mode);
+
+ if (element->wifi.security == NULL) {
+ const char *security;
+
+ if (network->has_rsn == TRUE)
+ security = "wpa2";
+ else if (network->has_wpa == TRUE)
+ security = "wpa";
+ else if (network->has_wep == TRUE)
+ security = "wep";
+ else
+ security = "none";
+
+ element->wifi.security = g_strdup(security);
+ }
+
+ element->strength = network->quality;
+
+ connman_element_add_static_property(element, "Strength",
+ DBUS_TYPE_BYTE, &element->strength);
+
+ DBG("%s (%s %s) strength %d", network->identifier, mode,
+ element->wifi.security, element->strength);
+
+ if (connman_element_register(element,
+ (struct connman_element *) device) < 0) {
+ connman_element_unref(element);
+ goto done;
+ }
+ } else {
+ data->pending = g_slist_remove(data->pending, element);
+
+ if (element->strength != network->quality) {
+ element->strength = network->quality;
+
+ connman_element_set_static_property(element, "Strength",
+ DBUS_TYPE_BYTE, &element->strength);
+
+ connman_element_update(element);
+ }
+ }
- connman_element_register(element, parent);
- } else
- g_free(temp);
+ data->current = g_slist_append(data->current, element);
- g_static_mutex_unlock(&data->mutex);
+ element->available = TRUE;
+
+done:
+ g_free(temp);
}
static struct supplicant_callback wifi_callback = {
.state_change = state_change,
+ .clear_results = clear_results,
.scan_result = scan_result,
};
-static int wifi_probe(struct connman_element *element)
+static int wifi_probe(struct connman_device *device)
{
struct wifi_data *data;
- int err;
- DBG("element %p name %s", element, element->name);
+ DBG("device %p", device);
data = g_try_new0(struct wifi_data, 1);
if (data == NULL)
return -ENOMEM;
- g_static_mutex_init(&data->mutex);
+ data->connected = FALSE;
+
+ connman_device_set_data(device, data);
+
+ return 0;
+}
+
+static void wifi_remove(struct connman_device *device)
+{
+ struct wifi_data *data = connman_device_get_data(device);
+
+ DBG("device %p", device);
+
+ connman_device_set_data(device, NULL);
+
+ g_free(data->identifier);
+ g_free(data);
+}
+
+static int wifi_enable(struct connman_device *device)
+{
+ int err;
- connman_element_set_data(element, data);
+ DBG("device %p", device);
- err = __supplicant_start(element, &wifi_callback);
+ err = __supplicant_start(device, &wifi_callback);
if (err < 0)
return err;
- __supplicant_scan(element);
+ connman_device_set_powered(device, TRUE);
+
+ __supplicant_scan(device);
return 0;
}
-static void wifi_remove(struct connman_element *element)
+static int wifi_disable(struct connman_device *device)
{
- struct wifi_data *data = connman_element_get_data(element);
+ struct wifi_data *data = connman_device_get_data(device);
GSList *list;
- DBG("element %p name %s", element, element->name);
-
- __supplicant_stop(element);
+ DBG("device %p", device);
- connman_element_set_data(element, NULL);
-
- if (data == NULL)
- return;
+ if (data->cleanup_timer > 0) {
+ g_source_remove(data->cleanup_timer);
+ cleanup_pending(data);
+ }
- g_static_mutex_lock(&data->mutex);
+ if (data->inactive_timer > 0) {
+ g_source_remove(data->inactive_timer);
+ data->inactive_timer = 0;
+ }
- for (list = data->list; list; list = list->next) {
+ for (list = data->current; list; list = list->next) {
struct connman_element *network = list->data;
- connman_element_unregister(network);
+ if (network->enabled == TRUE)
+ __supplicant_disconnect(network);
+
connman_element_unref(network);
}
- g_slist_free(data->list);
+ g_slist_free(data->current);
+ data->current = NULL;
- g_static_mutex_unlock(&data->mutex);
+ connman_element_unregister_children((struct connman_element *) device);
- g_free(data);
+ __supplicant_stop(device);
+
+ connman_device_set_powered(device, FALSE);
+
+ return 0;
}
-static int wifi_update(struct connman_element *element)
+static int wifi_scan(struct connman_device *device)
{
- DBG("element %p name %s", element, element->name);
+ DBG("device %p", device);
- __supplicant_scan(element);
+ __supplicant_scan(device);
return 0;
}
-static struct connman_driver wifi_driver = {
+static struct connman_device_driver wifi_driver = {
.name = "wifi-device",
- .type = CONNMAN_ELEMENT_TYPE_DEVICE,
- .subtype = CONNMAN_ELEMENT_SUBTYPE_WIFI,
+ .type = CONNMAN_DEVICE_TYPE_WIFI,
.probe = wifi_probe,
.remove = wifi_remove,
- .update = wifi_update,
+ .enable = wifi_enable,
+ .disable = wifi_disable,
+ .scan = wifi_scan,
};
+static void supplicant_connect(DBusConnection *connection, void *user_data)
+{
+ DBG("connection %p", connection);
+
+ __supplicant_init(connection);
+
+ connman_device_driver_register(&wifi_driver);
+}
+
+static void supplicant_disconnect(DBusConnection *connection, void *user_data)
+{
+ DBG("connection %p", connection);
+
+ connman_device_driver_unregister(&wifi_driver);
+
+ __supplicant_exit();
+}
+
+static DBusConnection *connection;
+static guint watch;
+
static int wifi_init(void)
{
int err;
- err = connman_driver_register(&network_driver);
- if (err < 0)
- return err;
+ connection = connman_dbus_get_connection();
+ if (connection == NULL)
+ return -EIO;
- err = connman_driver_register(&wifi_driver);
+ err = connman_driver_register(&network_driver);
if (err < 0) {
- connman_driver_unregister(&network_driver);
+ dbus_connection_unref(connection);
return err;
}
+ watch = g_dbus_add_service_watch(connection, SUPPLICANT_NAME,
+ supplicant_connect, supplicant_disconnect, NULL, NULL);
+
+ if (g_dbus_check_service(connection, SUPPLICANT_NAME) == TRUE)
+ supplicant_connect(connection, NULL);
+ else
+ __supplicant_activate(connection);
+
return 0;
}
static void wifi_exit(void)
{
connman_driver_unregister(&network_driver);
- connman_driver_unregister(&wifi_driver);
+
+ if (watch > 0)
+ g_dbus_remove_watch(connection, watch);
+
+ supplicant_disconnect(connection, NULL);
+
+ dbus_connection_unref(connection);
}
-CONNMAN_PLUGIN_DEFINE("wifi", "WiFi interface plugin", VERSION,
+CONNMAN_PLUGIN_DEFINE(wifi, "WiFi interface plugin", VERSION,
wifi_init, wifi_exit)
projects / connman / blobdiff