Fix setup of udev context before loading any plugins
[platform/upstream/connman.git] / src / network.c
index 8c5bdf3..4567d9a 100644 (file)
@@ -23,6 +23,7 @@
 #include <config.h>
 #endif
 
+#include <errno.h>
 #include <string.h>
 
 #include <gdbus.h>
@@ -33,22 +34,25 @@ struct connman_network {
        struct connman_element element;
        enum connman_network_type type;
        enum connman_network_protocol protocol;
-       connman_bool_t associating;
        connman_bool_t secondary;
        connman_bool_t available;
        connman_bool_t connected;
-       connman_bool_t remember;
+       connman_bool_t hidden;
        connman_uint8_t strength;
+       connman_uint16_t frequency;
        char *identifier;
        char *address;
        char *name;
        char *node;
        char *group;
+       struct connman_ipconfig *ipconfig;
 
        struct connman_network_driver *driver;
        void *driver_data;
 
        connman_bool_t registered;
+       connman_bool_t connecting;
+       connman_bool_t associating;
 
        struct connman_device *device;
 
@@ -56,6 +60,7 @@ struct connman_network {
                void *ssid;
                int ssid_len;
                char *mode;
+               unsigned short channel;
                char *security;
                char *passphrase;
        } wifi;
@@ -74,6 +79,7 @@ static const char *type2string(enum connman_network_type type)
        case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
        case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
                return "bluetooth";
+       case CONNMAN_NETWORK_TYPE_MBM:
        case CONNMAN_NETWORK_TYPE_HSO:
                return "cellular";
        }
@@ -127,6 +133,10 @@ static DBusMessage *get_properties(DBusConnection *conn,
                connman_dbus_dict_append_variant(&dict, "Strength",
                                        DBUS_TYPE_BYTE, &network->strength);
 
+       if (network->frequency > 0)
+               connman_dbus_dict_append_variant(&dict, "Frequency",
+                                       DBUS_TYPE_UINT16, &network->frequency);
+
        if (network->wifi.ssid != NULL && network->wifi.ssid_len > 0)
                connman_dbus_dict_append_array(&dict, "WiFi.SSID",
                                DBUS_TYPE_BYTE, &network->wifi.ssid,
@@ -136,6 +146,10 @@ static DBusMessage *get_properties(DBusConnection *conn,
                connman_dbus_dict_append_variant(&dict, "WiFi.Mode",
                                DBUS_TYPE_STRING, &network->wifi.mode);
 
+       if (network->wifi.channel > 0)
+               connman_dbus_dict_append_variant(&dict, "WiFi.Channel",
+                               DBUS_TYPE_UINT16, &network->wifi.channel);
+
        if (network->wifi.security != NULL)
                connman_dbus_dict_append_variant(&dict, "WiFi.Security",
                                DBUS_TYPE_STRING, &network->wifi.security);
@@ -188,69 +202,15 @@ static DBusMessage *set_property(DBusConnection *conn,
 
                g_free(network->wifi.passphrase);
                network->wifi.passphrase = g_strdup(passphrase);
-       }
-
-       __connman_storage_save_network(network);
-
-       return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
-}
-
-static DBusMessage *do_connect(DBusConnection *conn,
-                                       DBusMessage *msg, void *data)
-{
-       struct connman_network *network = data;
-       int err;
-
-       DBG("conn %p", conn);
-
-       if (__connman_security_check_privilege(msg,
-                                       CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
-               return __connman_error_permission_denied(msg);
-
-       if (network->connected == TRUE)
-               return __connman_error_failed(msg, EALREADY);
+       } else if (g_str_has_prefix(name, "IPv4.") == TRUE) {
+               int err;
 
-       if (network->driver && network->driver->connect) {
-               enum connman_device_mode mode;
-
-               mode = connman_device_get_mode(network->device);
-               if (mode == CONNMAN_DEVICE_MODE_NETWORK_SINGLE)
-                       __connman_device_disconnect(network->device);
-
-               err = network->driver->connect(network);
-               if (err < 0 && err != -EINPROGRESS)
+               err = __connman_ipconfig_set_ipv4(network->ipconfig,
+                                                       name + 5, &value);
+               if (err < 0)
                        return __connman_error_failed(msg, -err);
        } else
-               network->connected = TRUE;
-
-       return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
-}
-
-static DBusMessage *do_disconnect(DBusConnection *conn,
-                                       DBusMessage *msg, void *data)
-{
-       struct connman_network *network = data;
-       int err;
-
-       DBG("conn %p", conn);
-
-       if (__connman_security_check_privilege(msg,
-                                       CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
-               return __connman_error_permission_denied(msg);
-
-       if (network->connected == FALSE)
-               return __connman_error_failed(msg, EINVAL);
-
-       connman_element_unregister_children(&network->element);
-
-       connman_device_set_disconnected(network->device, TRUE);
-
-       if (network->driver && network->driver->disconnect) {
-               err = network->driver->disconnect(network);
-               if (err < 0 && err != -EINPROGRESS)
-                       return __connman_error_failed(msg, -err);
-       } else
-               network->connected = FALSE;
+               return __connman_error_invalid_property(msg);
 
        return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 }
@@ -258,8 +218,6 @@ static DBusMessage *do_disconnect(DBusConnection *conn,
 static GDBusMethodTable network_methods[] = {
        { "GetProperties", "",   "a{sv}", get_properties },
        { "SetProperty",   "sv", "",      set_property   },
-       { "Connect",       "",   "",      do_connect     },
-       { "Disconnect",    "",   "",      do_disconnect  },
        { },
 };
 
@@ -409,6 +367,8 @@ static void network_destruct(struct connman_element *element)
        g_free(network->name);
        g_free(network->address);
        g_free(network->identifier);
+
+       connman_ipconfig_unref(network->ipconfig);
 }
 
 /**
@@ -438,7 +398,12 @@ struct connman_network *connman_network_create(const char *identifier,
        __connman_element_initialize(&network->element);
 
        //temp = connman_dbus_encode_string(identifier);
-       temp = g_strdup(identifier);
+       if (identifier == NULL) {
+               temp = g_strdup("hidden");
+               network->hidden = TRUE;
+       } else
+               temp = g_strdup(identifier);
+
        if (temp == NULL) {
                g_free(network);
                return NULL;
@@ -458,7 +423,13 @@ struct connman_network *connman_network_create(const char *identifier,
 
        network->type       = type;
        network->secondary  = FALSE;
-       network->identifier = g_strdup(identifier);
+       network->identifier = g_strdup(temp);
+
+       network->ipconfig = connman_ipconfig_create();
+       if (network->ipconfig == NULL) {
+               connman_network_unref(network);
+               return NULL;
+       }
 
        return network;
 }
@@ -572,11 +543,44 @@ void connman_network_set_protocol(struct connman_network *network,
 void connman_network_set_group(struct connman_network *network,
                                                        const char *group)
 {
-       g_free(network->group);
+       if (network->secondary == TRUE)
+               return;
+
+       if (g_strcmp0(network->group, group) == 0)
+               return;
+
+       switch (network->type) {
+       case CONNMAN_NETWORK_TYPE_UNKNOWN:
+       case CONNMAN_NETWORK_TYPE_VENDOR:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
+               return;
+       case CONNMAN_NETWORK_TYPE_MBM:
+       case CONNMAN_NETWORK_TYPE_HSO:
+       case CONNMAN_NETWORK_TYPE_WIFI:
+       case CONNMAN_NETWORK_TYPE_WIMAX:
+               break;
+       }
+
+       if (network->group != NULL) {
+               __connman_profile_remove_network(network);
+
+               g_free(network->group);
+       }
+
        network->group = g_strdup(group);
+
+       if (network->group != NULL)
+               __connman_profile_add_network(network);
 }
 
-const char *__connman_network_get_group(struct connman_network *network)
+/**
+ * connman_network_get_group:
+ * @network: network structure
+ *
+ * Get group name for automatic clustering
+ */
+const char *connman_network_get_group(struct connman_network *network)
 {
        return network->group;
 }
@@ -589,6 +593,29 @@ const char *__connman_network_get_ident(struct connman_network *network)
        return __connman_device_get_ident(network->device);
 }
 
+connman_bool_t __connman_network_get_weakness(struct connman_network *network)
+{
+       if (network->secondary == TRUE)
+               return FALSE;
+
+       switch (network->type) {
+       case CONNMAN_NETWORK_TYPE_UNKNOWN:
+       case CONNMAN_NETWORK_TYPE_VENDOR:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
+       case CONNMAN_NETWORK_TYPE_MBM:
+       case CONNMAN_NETWORK_TYPE_HSO:
+       case CONNMAN_NETWORK_TYPE_WIMAX:
+               break;
+       case CONNMAN_NETWORK_TYPE_WIFI:
+               if (network->strength > 0 && network->strength < 20)
+                       return TRUE;
+               break;
+       }
+
+       return FALSE;
+}
+
 /**
  * connman_network_set_available:
  * @network: network structure
@@ -617,9 +644,40 @@ int connman_network_set_available(struct connman_network *network,
  */
 connman_bool_t connman_network_get_available(struct connman_network *network)
 {
+       if (network->hidden == TRUE)
+               return TRUE;
+
        return network->available;
 }
 
+/**
+ * connman_network_set_associating:
+ * @network: network structure
+ * @associating: associating state
+ *
+ * Change associating state of network
+ */
+int connman_network_set_associating(struct connman_network *network,
+                                               connman_bool_t associating)
+{
+       DBG("network %p associating %d", network, associating);
+
+       if (network->associating == associating)
+               return -EALREADY;
+
+       network->associating = associating;
+
+       if (associating == TRUE) {
+               struct connman_service *service;
+
+               service = __connman_service_lookup_from_network(network);
+               __connman_service_indicate_state(service,
+                                       CONNMAN_SERVICE_STATE_ASSOCIATION);
+       }
+
+       return 0;
+}
+
 static gboolean set_connected(gpointer user_data)
 {
        struct connman_network *network = user_data;
@@ -661,45 +719,22 @@ static gboolean set_connected(gpointer user_data)
                                        CONNMAN_SERVICE_STATE_CONFIGURATION);
                }
        } else {
-               __connman_service_indicate_state(service,
-                                               CONNMAN_SERVICE_STATE_IDLE);
-
                connman_element_unregister_children(&network->element);
 
                __connman_device_set_network(network->device, NULL);
+               network->hidden = FALSE;
 
                __connman_device_decrease_connections(network->device);
-       }
 
-       return FALSE;
-}
-
-/**
- * connman_network_set_associating:
- * @network: network structure
- * @associating: associating state
- *
- * Change associating state of network
- */
-int connman_network_set_associating(struct connman_network *network,
-                                               connman_bool_t associating)
-{
-       DBG("network %p associating %d", network, associating);
-
-       if (network->associating == associating)
-               return -EALREADY;
-
-       network->associating = associating;
-
-       if (associating == TRUE) {
-               struct connman_service *service;
-
-               service = __connman_service_lookup_from_network(network);
                __connman_service_indicate_state(service,
-                                       CONNMAN_SERVICE_STATE_ASSOCIATION);
+                                               CONNMAN_SERVICE_STATE_IDLE);
        }
 
-       return 0;
+       network->connecting = FALSE;
+
+       connman_network_set_associating(network, FALSE);
+
+       return FALSE;
 }
 
 /**
@@ -718,14 +753,18 @@ int connman_network_set_connected(struct connman_network *network,
 
        DBG("network %p connected %d", network, connected);
 
+       if ((network->connecting == TRUE || network->associating == TRUE) &&
+                                                       connected == FALSE) {
+               connman_element_set_error(&network->element,
+                                       CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
+               __connman_network_disconnect(network);
+       }
+
        if (network->connected == connected)
                return -EALREADY;
 
        network->connected = connected;
 
-       if (connected == TRUE)
-               network->associating = FALSE;
-
        if (network->registered == FALSE) {
                g_idle_add(set_connected, network);
                return 0;
@@ -764,68 +803,159 @@ connman_bool_t connman_network_get_connected(struct connman_network *network)
 }
 
 /**
- * connman_network_set_remember:
+ * connman_network_get_associating:
+ * @network: network structure
+ *
+ * Get network associating status
+ */
+connman_bool_t connman_network_get_associating(struct connman_network *network)
+{
+       return network->associating;
+}
+
+/**
+ * __connman_network_connect:
  * @network: network structure
- * @remember: remember state
  *
- * Change remember state of network (known networks)
+ * Connect network
  */
-int connman_network_set_remember(struct connman_network *network,
-                                               connman_bool_t remember)
+int __connman_network_connect(struct connman_network *network)
 {
-       DBG("network %p remember %d", network, remember);
+       int err;
+
+       DBG("network %p", network);
 
-       if (network->remember == remember)
+       if (network->connected == TRUE)
+               return -EISCONN;
+
+       if (network->connecting == TRUE || network->associating == TRUE)
                return -EALREADY;
 
-       network->remember = remember;
+       if (network->driver == NULL)
+               return -EUNATCH;
 
-       return 0;
+       if (network->driver->connect == NULL)
+               return -ENOSYS;
+
+       __connman_device_disconnect(network->device);
+
+       network->connecting = TRUE;
+
+       err = network->driver->connect(network);
+       if (err < 0) {
+               if (err == -EINPROGRESS)
+                       connman_network_set_associating(network, TRUE);
+               else
+                       network->hidden = FALSE;
+
+               return err;
+       }
+
+       network->connected = TRUE;
+       set_connected(network);
+
+       return err;
 }
 
 /**
- * connman_network_get_remember:
+ * __connman_network_disconnect:
  * @network: network structure
  *
- * Get network remember setting
+ * Disconnect network
  */
-connman_bool_t connman_network_get_remember(struct connman_network *network)
+int __connman_network_disconnect(struct connman_network *network)
 {
-       return network->remember;
+       int err;
+
+       DBG("network %p", network);
+
+       if (network->connected == FALSE && network->connecting == FALSE &&
+                                               network->associating == FALSE)
+               return -ENOTCONN;
+
+       if (network->driver == NULL)
+               return -EUNATCH;
+
+       if (network->driver->disconnect == NULL)
+               return -ENOSYS;
+
+       network->connecting = FALSE;
+
+       err = network->driver->disconnect(network);
+       if (err == 0) {
+               network->connected = FALSE;
+               set_connected(network);
+       }
+
+       return err;
 }
 
 /**
- * connman_network_connect:
+ * connman_network_set_address:
  * @network: network structure
+ * @address: binary address value
+ * @size: binary address length
  *
- * Connect network
+ * Set unique address value for network
  */
-int connman_network_connect(struct connman_network *network)
+int connman_network_set_address(struct connman_network *network,
+                               const void *address, unsigned int size)
 {
-       if (network->connected == TRUE)
-               return -EALREADY;
+       const unsigned char *addr_octet = address;
+       char *str;
 
-       if (network->driver && network->driver->connect)
-               return network->driver->connect(network);
+       DBG("network %p size %d", network, size);
 
-       network->connected = TRUE;
+       if (size != 6)
+               return -EINVAL;
 
-       return 0;
+       str = g_strdup_printf("%02X:%02X:%02X:%02X:%02X:%02X",
+                               addr_octet[0], addr_octet[1], addr_octet[2],
+                               addr_octet[3], addr_octet[4], addr_octet[5]);
+       if (str == NULL)
+               return -ENOMEM;
+
+       g_free(network->address);
+       network->address = str;
+
+       return connman_element_set_string(&network->element,
+                                               "Address", network->address);
 }
 
-int __connman_network_disconnect(struct connman_network *network)
+/**
+ * connman_network_set_name:
+ * @network: network structure
+ * @name: name value
+ *
+ * Set display name value for network
+ */
+int connman_network_set_name(struct connman_network *network,
+                                                       const char *name)
 {
-       if (network->connected == FALSE)
-               return -ENOTCONN;
+       DBG("network %p name %s", network, name);
 
-       connman_element_unregister_children(&network->element);
+       g_free(network->name);
+       network->name = g_strdup(name);
 
-       if (network->driver && network->driver->disconnect)
-               return network->driver->disconnect(network);
+       return connman_element_set_string(&network->element, "Name", name);
+}
 
-       network->connected = FALSE;
+/**
+ * connman_network_set_strength:
+ * @network: network structure
+ * @strength: strength value
+ *
+ * Set signal strength value for network
+ */
+int connman_network_set_strength(struct connman_network *network,
+                                               connman_uint8_t strength)
+{
+       DBG("network %p strengh %d", network, strength);
 
-       return 0;
+       network->strength = strength;
+
+       return connman_element_set_uint8(&network->element,
+                                               "Strength", strength);
 }
 
 /**
@@ -841,12 +971,12 @@ int connman_network_set_string(struct connman_network *network,
 {
        DBG("network %p key %s value %s", network, key, value);
 
+       if (g_strcmp0(key, "Name") == 0)
+               return connman_network_set_name(network, value);
+
        if (g_str_equal(key, "Address") == TRUE) {
                g_free(network->address);
                network->address = g_strdup(value);
-       } else if (g_str_equal(key, "Name") == TRUE) {
-               g_free(network->name);
-               network->name = g_strdup(value);
        } else if (g_str_equal(key, "Node") == TRUE) {
                g_free(network->node);
                network->node = g_strdup(value);
@@ -905,8 +1035,8 @@ int connman_network_set_uint8(struct connman_network *network,
 {
        DBG("network %p key %s value %d", network, key, value);
 
-       if (g_str_equal(key, "Strength") == TRUE)
-               network->strength = value;
+       if (g_strcmp0(key, "Strength") == 0)
+               return connman_network_set_strength(network, value);
 
        return connman_element_set_uint8(&network->element, key, value);
 }
@@ -930,6 +1060,47 @@ connman_uint8_t connman_network_get_uint8(struct connman_network *network,
 }
 
 /**
+ * connman_network_set_uint16:
+ * @network: network structure
+ * @key: unique identifier
+ * @value: integer value
+ *
+ * Set integer value for specific key
+ */
+int connman_network_set_uint16(struct connman_network *network,
+                               const char *key, connman_uint16_t value)
+{
+       DBG("network %p key %s value %d", network, key, value);
+
+       if (g_str_equal(key, "Frequency") == TRUE)
+               network->frequency = value;
+       else if (g_str_equal(key, "WiFi.Channel") == TRUE)
+               network->wifi.channel = value;
+
+       return -EINVAL;
+}
+
+/**
+ * connman_network_get_uint16:
+ * @network: network structure
+ * @key: unique identifier
+ *
+ * Get integer value for specific key
+ */
+connman_uint16_t connman_network_get_uint16(struct connman_network *network,
+                                                       const char *key)
+{
+       DBG("network %p key %s", network, key);
+
+       if (g_str_equal(key, "Frequency") == TRUE)
+               return network->frequency;
+       else if (g_str_equal(key, "WiFi.Channel") == TRUE)
+               return network->wifi.channel;
+
+       return 0;
+}
+
+/**
  * connman_network_set_blob:
  * @network: network structure
  * @key: unique identifier
@@ -943,6 +1114,9 @@ int connman_network_set_blob(struct connman_network *network,
 {
        DBG("network %p key %s size %d", network, key, size);
 
+       if (g_strcmp0(key, "Address") == 0)
+               return connman_network_set_address(network, data, size);
+
        if (g_str_equal(key, "WiFi.SSID") == TRUE) {
                g_free(network->wifi.ssid);
                network->wifi.ssid = g_try_malloc(size);
@@ -1070,11 +1244,12 @@ static int network_probe(struct connman_element *element)
        case CONNMAN_NETWORK_TYPE_VENDOR:
        case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
        case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
-       case CONNMAN_NETWORK_TYPE_HSO:
                break;
+       case CONNMAN_NETWORK_TYPE_MBM:
+       case CONNMAN_NETWORK_TYPE_HSO:
        case CONNMAN_NETWORK_TYPE_WIFI:
        case CONNMAN_NETWORK_TYPE_WIMAX:
-               if (network->secondary == FALSE)
+               if (network->group != NULL && network->secondary == FALSE)
                        __connman_profile_add_network(network);
                break;
        }
@@ -1099,12 +1274,17 @@ static void network_remove(struct connman_element *element)
        case CONNMAN_NETWORK_TYPE_VENDOR:
        case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
        case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
-       case CONNMAN_NETWORK_TYPE_HSO:
                break;
+       case CONNMAN_NETWORK_TYPE_MBM:
+       case CONNMAN_NETWORK_TYPE_HSO:
        case CONNMAN_NETWORK_TYPE_WIFI:
        case CONNMAN_NETWORK_TYPE_WIMAX:
-               if (network->secondary == FALSE)
+               if (network->group != NULL && network->secondary == FALSE) {
                        __connman_profile_remove_network(network);
+
+                       g_free(network->group);
+                       network->group = NULL;
+               }
                break;
        }