Reconnecting to last selected network by default
[connman] / src / network.c
index 6c17088..4a7b8f2 100644 (file)
@@ -33,8 +33,10 @@ struct connman_network {
        struct connman_element element;
        enum connman_network_type type;
        enum connman_network_protocol protocol;
+       connman_bool_t available;
        connman_bool_t connected;
        connman_bool_t remember;
+       connman_uint8_t priority;
        connman_uint8_t strength;
        char *identifier;
        char *name;
@@ -56,6 +58,24 @@ struct connman_network {
        } wifi;
 };
 
+static const char *type2string(enum connman_network_type type)
+{
+       switch (type) {
+       case CONNMAN_NETWORK_TYPE_UNKNOWN:
+       case CONNMAN_NETWORK_TYPE_VENDOR:
+               break;
+       case CONNMAN_NETWORK_TYPE_WIFI:
+               return "wifi";
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
+               return "bluetooth";
+       case CONNMAN_NETWORK_TYPE_HSO:
+               return "cellular";
+       }
+
+       return NULL;
+}
+
 static DBusMessage *get_properties(DBusConnection *conn,
                                        DBusMessage *msg, void *data)
 {
@@ -65,6 +85,10 @@ static DBusMessage *get_properties(DBusConnection *conn,
 
        DBG("conn %p", conn);
 
+       if (__connman_security_check_privilege(msg,
+                                       CONNMAN_SECURITY_PRIVILEGE_PUBLIC) < 0)
+               return __connman_error_permission_denied(msg);
+
        reply = dbus_message_new_method_return(msg);
        if (reply == NULL)
                return NULL;
@@ -87,12 +111,19 @@ static DBusMessage *get_properties(DBusConnection *conn,
                connman_dbus_dict_append_variant(&dict, "Name",
                                        DBUS_TYPE_STRING, &network->name);
 
+       connman_dbus_dict_append_variant(&dict, "Available",
+                               DBUS_TYPE_BOOLEAN, &network->available);
+
        connman_dbus_dict_append_variant(&dict, "Connected",
                                DBUS_TYPE_BOOLEAN, &network->connected);
 
        connman_dbus_dict_append_variant(&dict, "Remember",
                                DBUS_TYPE_BOOLEAN, &network->remember);
 
+       if (network->priority > 0)
+               connman_dbus_dict_append_variant(&dict, "Priority",
+                                       DBUS_TYPE_BYTE, &network->priority);
+
        if (network->strength > 0)
                connman_dbus_dict_append_variant(&dict, "Strength",
                                        DBUS_TYPE_BYTE, &network->strength);
@@ -110,7 +141,9 @@ static DBusMessage *get_properties(DBusConnection *conn,
                connman_dbus_dict_append_variant(&dict, "WiFi.Security",
                                DBUS_TYPE_STRING, &network->wifi.security);
 
-       if (network->wifi.passphrase != NULL)
+       if (network->wifi.passphrase != NULL &&
+                       __connman_security_check_privilege(msg,
+                               CONNMAN_SECURITY_PRIVILEGE_SECRET) == 0)
                connman_dbus_dict_append_variant(&dict, "WiFi.Passphrase",
                                DBUS_TYPE_STRING, &network->wifi.passphrase);
 
@@ -125,6 +158,7 @@ static DBusMessage *set_property(DBusConnection *conn,
        struct connman_network *network = data;
        DBusMessageIter iter, value;
        const char *name;
+       int type;
 
        DBG("conn %p", conn);
 
@@ -135,23 +169,47 @@ static DBusMessage *set_property(DBusConnection *conn,
        dbus_message_iter_next(&iter);
        dbus_message_iter_recurse(&iter, &value);
 
-       if (__connman_security_check_privileges(msg) < 0)
+       if (__connman_security_check_privilege(msg,
+                                       CONNMAN_SECURITY_PRIVILEGE_MODIFY) < 0)
                return __connman_error_permission_denied(msg);
 
+       type = dbus_message_iter_get_arg_type(&value);
+
        if (g_str_equal(name, "Remember") == TRUE) {
                connman_bool_t remember;
 
+               if (type != DBUS_TYPE_BOOLEAN)
+                       return __connman_error_invalid_arguments(msg);
+
                dbus_message_iter_get_basic(&value, &remember);
 
                if (network->remember == remember)
                        return __connman_error_invalid_arguments(msg);
+
+               network->remember = remember;
        } else if (g_str_equal(name, "WiFi.Passphrase") == TRUE) {
                const char *passphrase;
 
+               if (type != DBUS_TYPE_STRING)
+                       return __connman_error_invalid_arguments(msg);
+
+               if (__connman_security_check_privilege(msg,
+                                       CONNMAN_SECURITY_PRIVILEGE_SECRET) < 0)
+                       return __connman_error_permission_denied(msg);
+
                dbus_message_iter_get_basic(&value, &passphrase);
 
                g_free(network->wifi.passphrase);
                network->wifi.passphrase = g_strdup(passphrase);
+       } else if (g_str_equal(name, "Priority") == TRUE) {
+               connman_uint8_t priority;
+
+               if (type != DBUS_TYPE_BYTE)
+                       return __connman_error_invalid_arguments(msg);
+
+               dbus_message_iter_get_basic(&value, &priority);
+
+               network->priority = priority;
        }
 
        __connman_storage_save_network(network);
@@ -167,10 +225,20 @@ static DBusMessage *do_connect(DBusConnection *conn,
 
        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);
 
        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)
                        return __connman_error_failed(msg);
@@ -188,6 +256,10 @@ static DBusMessage *do_disconnect(DBusConnection *conn,
 
        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);
 
@@ -218,8 +290,43 @@ static GDBusSignalTable network_signals[] = {
 
 static DBusConnection *connection;
 
-static void emit_networks_signal(void)
+static void append_networks(struct connman_device *device,
+                                               DBusMessageIter *entry)
 {
+       DBusMessageIter value, iter;
+       const char *key = "Networks";
+
+       dbus_message_iter_append_basic(entry, DBUS_TYPE_STRING, &key);
+
+       dbus_message_iter_open_container(entry, DBUS_TYPE_VARIANT,
+               DBUS_TYPE_ARRAY_AS_STRING DBUS_TYPE_OBJECT_PATH_AS_STRING,
+                                                               &value);
+
+       dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
+                               DBUS_TYPE_OBJECT_PATH_AS_STRING, &iter);
+       __connman_element_list((struct connman_element *) device,
+                                       CONNMAN_ELEMENT_TYPE_NETWORK, &iter);
+       dbus_message_iter_close_container(&value, &iter);
+
+       dbus_message_iter_close_container(entry, &value);
+}
+
+static void emit_networks_signal(struct connman_device *device)
+{
+       const char *path = connman_device_get_path(device);
+       DBusMessage *signal;
+       DBusMessageIter entry;
+
+       signal = dbus_message_new_signal(path,
+                               CONNMAN_DEVICE_INTERFACE, "PropertyChanged");
+       if (signal == NULL)
+               return;
+
+       dbus_message_iter_init_append(signal, &entry);
+
+       append_networks(device, &entry);
+
+       g_dbus_send_message(connection, signal);
 }
 
 static int register_interface(struct connman_element *element)
@@ -238,7 +345,7 @@ static int register_interface(struct connman_element *element)
 
        network->registered = TRUE;
 
-       emit_networks_signal();
+       emit_networks_signal(network->device);
 
        return 0;
 }
@@ -251,7 +358,7 @@ static void unregister_interface(struct connman_element *element)
 
        network->registered = FALSE;
 
-       emit_networks_signal();
+       emit_networks_signal(network->device);
 
        g_dbus_unregister_interface(connection, element->path,
                                                CONNMAN_NETWORK_INTERFACE);
@@ -334,6 +441,8 @@ struct connman_network *connman_network_create(const char *identifier,
                                                enum connman_network_type type)
 {
        struct connman_network *network;
+       connman_uint8_t strength = 0;
+       const char *str;
 
        DBG("identifier %s type %d", identifier, type);
 
@@ -343,32 +452,22 @@ struct connman_network *connman_network_create(const char *identifier,
 
        DBG("network %p", network);
 
-       network->element.refcount = 1;
+       __connman_element_initialize(&network->element);
 
        network->element.name = g_strdup(identifier);
        network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
-       network->element.index = -1;
-
-       switch (type) {
-       case CONNMAN_NETWORK_TYPE_UNKNOWN:
-       case CONNMAN_NETWORK_TYPE_VENDOR:
-               network->element.subtype = CONNMAN_ELEMENT_SUBTYPE_UNKNOWN;
-               break;
-       case CONNMAN_NETWORK_TYPE_WIFI:
-               network->element.subtype = CONNMAN_ELEMENT_SUBTYPE_WIFI;
-               break;
-       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
-       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
-               network->element.subtype = CONNMAN_ELEMENT_SUBTYPE_BLUETOOTH;
-               break;
-       case CONNMAN_NETWORK_TYPE_HSO:
-               network->element.subtype = CONNMAN_ELEMENT_SUBTYPE_CELLULAR;
-               break;
-       }
 
        network->element.network = network;
        network->element.destruct = network_destruct;
 
+       str = type2string(type);
+       if (str != NULL)
+               connman_element_set_static_property(&network->element,
+                                       "Type", DBUS_TYPE_STRING, &str);
+
+       connman_element_set_static_property(&network->element,
+                                       "Strength", DBUS_TYPE_BYTE, &strength);
+
        network->type = type;
        network->identifier = g_strdup(identifier);
 
@@ -459,6 +558,66 @@ void connman_network_set_protocol(struct connman_network *network,
 }
 
 /**
+ * connman_network_set_available:
+ * @network: network structure
+ * @available: availability state
+ *
+ * Change availability state of network (in range)
+ */
+int connman_network_set_available(struct connman_network *network,
+                                               connman_bool_t available)
+{
+       DBusMessage *signal;
+       DBusMessageIter entry, value;
+       const char *key = "Available";
+
+       DBG("network %p available %d", network, available);
+
+       if (network->available == available)
+               return -EALREADY;
+
+       network->available = available;
+
+       if (network->registered == FALSE)
+               return 0;
+
+       if (network->connected == TRUE)
+               return 0;
+
+       if (network->remember == FALSE)
+               return 0;
+
+       signal = dbus_message_new_signal(network->element.path,
+                               CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
+       if (signal == NULL)
+               return 0;
+
+       dbus_message_iter_init_append(signal, &entry);
+
+       dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+       dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
+                                       DBUS_TYPE_BOOLEAN_AS_STRING, &value);
+       dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &available);
+       dbus_message_iter_close_container(&entry, &value);
+
+       g_dbus_send_message(connection, signal);
+
+       return 0;
+}
+
+/**
+ * connman_network_get_available:
+ * @network: network structure
+ *
+ * Get network available setting
+ */
+connman_bool_t connman_network_get_available(struct connman_network *network)
+{
+       return network->available;
+}
+
+/**
  * connman_network_set_connected:
  * @network: network structure
  * @connected: connected state
@@ -468,6 +627,10 @@ void connman_network_set_protocol(struct connman_network *network,
 int connman_network_set_connected(struct connman_network *network,
                                                connman_bool_t connected)
 {
+       DBusMessage *signal;
+       DBusMessageIter entry, value;
+       const char *key = "Connected";
+
        DBG("network %p connected %d", network, connected);
 
        if (network->connected == connected)
@@ -475,6 +638,25 @@ int connman_network_set_connected(struct connman_network *network,
 
        network->connected = connected;
 
+       if (network->registered == FALSE)
+               return 0;
+
+       signal = dbus_message_new_signal(network->element.path,
+                               CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
+       if (signal == NULL)
+               return 0;
+
+       dbus_message_iter_init_append(signal, &entry);
+
+       dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+       dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
+                                       DBUS_TYPE_BOOLEAN_AS_STRING, &value);
+       dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &connected);
+       dbus_message_iter_close_container(&entry, &value);
+
+       g_dbus_send_message(connection, signal);
+
        if (connected == TRUE) {
                struct connman_element *element;
                enum connman_element_type type = CONNMAN_ELEMENT_TYPE_UNKNOWN;
@@ -492,11 +674,12 @@ int connman_network_set_connected(struct connman_network *network,
 
                __connman_device_increase_connections(network->device);
 
+               __connman_device_set_network(network->device, network);
+
                element = connman_element_create(NULL);
                if (element != NULL) {
-                       element->type    = type;
-                       element->subtype = network->element.subtype;
-                       element->index   = network->element.index;
+                       element->type  = type;
+                       element->index = network->element.index;
 
                        if (connman_element_register(element,
                                                &network->element) < 0)
@@ -505,6 +688,8 @@ int connman_network_set_connected(struct connman_network *network,
        } else {
                connman_element_unregister_children(&network->element);
 
+               __connman_device_set_network(network->device, NULL);
+
                __connman_device_decrease_connections(network->device);
        }
 
@@ -512,6 +697,60 @@ int connman_network_set_connected(struct connman_network *network,
 }
 
 /**
+ * connman_network_get_connected:
+ * @network: network structure
+ *
+ * Get network connection status
+ */
+connman_bool_t connman_network_get_connected(struct connman_network *network)
+{
+       return network->connected;
+}
+
+/**
+ * connman_network_set_remember:
+ * @network: network structure
+ * @remember: remember state
+ *
+ * Change remember state of network (known networks)
+ */
+int connman_network_set_remember(struct connman_network *network,
+                                               connman_bool_t remember)
+{
+       DBusMessage *signal;
+       DBusMessageIter entry, value;
+       const char *key = "Remember";
+
+       DBG("network %p remember %d", network, remember);
+
+       if (network->remember == remember)
+               return -EALREADY;
+
+       network->remember = remember;
+
+       if (network->registered == FALSE)
+               return 0;
+
+       signal = dbus_message_new_signal(network->element.path,
+                               CONNMAN_NETWORK_INTERFACE, "PropertyChanged");
+       if (signal == NULL)
+               return 0;
+
+       dbus_message_iter_init_append(signal, &entry);
+
+       dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+       dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
+                                       DBUS_TYPE_BOOLEAN_AS_STRING, &value);
+       dbus_message_iter_append_basic(&value, DBUS_TYPE_BOOLEAN, &remember);
+       dbus_message_iter_close_container(&entry, &value);
+
+       g_dbus_send_message(connection, signal);
+
+       return 0;
+}
+
+/**
  * connman_network_get_remember:
  * @network: network structure
  *
@@ -541,6 +780,19 @@ int connman_network_connect(struct connman_network *network)
        return 0;
 }
 
+int __connman_network_disconnect(struct connman_network *network)
+{
+       if (network->connected == FALSE)
+               return -ENOTCONN;
+
+       if (network->driver && network->driver->disconnect)
+               return network->driver->disconnect(network);
+
+       network->connected = FALSE;
+
+       return 0;
+}
+
 /**
  * connman_network_set_string:
  * @network: network structure
@@ -613,8 +865,33 @@ 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)
+       if (g_str_equal(key, "Priority") == TRUE)
+               network->priority = value;
+       else if (g_str_equal(key, "Strength") == TRUE) {
                network->strength = value;
+               connman_element_set_static_property(&network->element,
+                                       "Strength", DBUS_TYPE_BYTE, &value);
+       }
+
+       return 0;
+}
+
+/**
+ * connman_network_get_uint8:
+ * @network: network structure
+ * @key: unique identifier
+ *
+ * Get integer value for specific key
+ */
+connman_uint8_t connman_network_get_uint8(struct connman_network *network,
+                                                       const char *key)
+{
+       DBG("network %p key %s", network, key);
+
+       if (g_str_equal(key, "Priority") == TRUE)
+               return network->priority;
+       else if (g_str_equal(key, "Strength") == TRUE)
+               return network->strength;
 
        return 0;
 }
@@ -782,12 +1059,20 @@ static struct connman_driver network_driver = {
        .remove         = network_remove,
 };
 
+static int network_init(struct connman_device *device)
+{
+       DBG("device %p", device);
+
+       return 0;
+}
+
 static int network_load(struct connman_network *network)
 {
        GKeyFile *keyfile;
        gchar *pathname, *data = NULL;
        gsize length;
        const char *name;
+       int val;
 
        DBG("network %p", network);
 
@@ -819,6 +1104,11 @@ static int network_load(struct connman_network *network)
        network->remember = g_key_file_get_boolean(keyfile,
                                        network->identifier, "Remember", NULL);
 
+       val = g_key_file_get_integer(keyfile, network->identifier,
+                                                       "Priority", NULL);
+       if (val > 0)
+               network->priority = val;
+
        g_free(network->wifi.security);
        network->wifi.security = g_key_file_get_string(keyfile,
                                network->identifier, "WiFi.Security", NULL);
@@ -866,13 +1156,19 @@ update:
        g_key_file_set_boolean(keyfile, network->identifier,
                                        "Remember", network->remember);
 
-       if (network->wifi.security != NULL)
-               g_key_file_set_string(keyfile, network->identifier,
+       if (network->priority > 0)
+               g_key_file_set_integer(keyfile, network->identifier,
+                                               "Priority", network->priority);
+
+       if (network->remember == TRUE || network->connected == TRUE) {
+               if (network->wifi.security != NULL)
+                       g_key_file_set_string(keyfile, network->identifier,
                                "WiFi.Security", network->wifi.security);
 
-       if (network->wifi.passphrase != NULL)
-               g_key_file_set_string(keyfile, network->identifier,
+               if (network->wifi.passphrase != NULL)
+                       g_key_file_set_string(keyfile, network->identifier,
                                "WiFi.Passphrase", network->wifi.passphrase);
+       }
 
        data = g_key_file_to_data(keyfile, &length, NULL);
 
@@ -891,6 +1187,7 @@ done:
 static struct connman_storage network_storage = {
        .name           = "network",
        .priority       = CONNMAN_STORAGE_PRIORITY_LOW,
+       .network_init   = network_init,
        .network_load   = network_load,
        .network_save   = network_save,
 };