Add global method call to request scanning

diff --git a/doc/manager-api.txt b/doc/manager-api.txt
index e864a83..bd42f9c 100644 (file)
--- a/doc/manager-api.txt
+++ b/doc/manager-api.txt
@@ -45,6 +45,14 @@ Methods              dict GetProperties()
 
                        Possible Errors: [service].Error.InvalidArguments
 
+               void RequestScan(string type)
+
+                       Request to trigger a scan for the specified
+                       technology. The empty string "" triggers scanning
+                       on all technologies.
+
+                       Possible Errors: [service].Error.InvalidArguments
+
                void RegisterAgent(object path)
 
                        Register new agent for handling user requests.

diff --git a/src/connman.h b/src/connman.h
index 9b200b5..a561417 100644 (file)
--- a/src/connman.h
+++ b/src/connman.h
@@ -166,6 +166,7 @@ const char *__connman_element_get_device_path(struct connman_element *element);
 const char *__connman_element_get_network_path(struct connman_element *element);
 
 struct connman_device *__connman_element_find_device(enum connman_device_type type);
+int __connman_element_request_scan(enum connman_device_type type);
 
 const char *__connman_element_type2string(enum connman_element_type type);
 
@@ -206,6 +207,7 @@ void __connman_device_decrease_connections(struct connman_device *device);
 void __connman_device_set_network(struct connman_device *device,
                                        struct connman_network *network);
 
+int __connman_device_scan(struct connman_device *device);
 int __connman_device_connect(struct connman_device *device);
 int __connman_device_disconnect(struct connman_device *device);
 

diff --git a/src/device.c b/src/device.c
index 9810444..6dadaa3 100644 (file)
--- a/src/device.c
+++ b/src/device.c
@@ -715,13 +715,7 @@ static DBusMessage *propose_scan(DBusConnection *conn,
                break;
        }
 
-       if (!device->driver || !device->driver->scan)
-               return __connman_error_not_supported(msg);
-
-       if (device->powered == FALSE)
-               return __connman_error_failed(msg, EINVAL);
-
-       err = device->driver->scan(device);
+       err = __connman_device_scan(device);
        if (err < 0)
                return __connman_error_failed(msg, -err);
 
@@ -1385,6 +1379,17 @@ int connman_device_set_carrier(struct connman_device *device,
        return set_carrier(device, device->carrier);
 }
 
+int __connman_device_scan(struct connman_device *device)
+{
+       if (!device->driver || !device->driver->scan)
+               return -EOPNOTSUPP;
+
+       if (device->powered == FALSE)
+               return -ENOLINK;
+
+       return device->driver->scan(device);
+}
+
 int __connman_device_connect(struct connman_device *device)
 {
        DBG("device %p", device);

diff --git a/src/element.c b/src/element.c
index 0175019..3545e17 100644 (file)
--- a/src/element.c
+++ b/src/element.c
@@ -364,6 +364,55 @@ struct connman_device *__connman_element_find_device(enum connman_device_type ty
        return data.device;
 }
 
+static gboolean request_scan(GNode *node, gpointer user_data)
+{
+       struct connman_element *element = node->data;
+       struct find_data *data = user_data;
+       enum connman_device_type type;
+
+       if (element->type != CONNMAN_ELEMENT_TYPE_DEVICE)
+               return FALSE;
+
+       if (element->device == NULL)
+               return FALSE;
+
+       type = connman_device_get_type(element->device);
+
+       switch (type) {
+       case CONNMAN_DEVICE_TYPE_UNKNOWN:
+       case CONNMAN_DEVICE_TYPE_VENDOR:
+       case CONNMAN_DEVICE_TYPE_ETHERNET:
+       case CONNMAN_DEVICE_TYPE_BLUETOOTH:
+       case CONNMAN_DEVICE_TYPE_GPS:
+       case CONNMAN_DEVICE_TYPE_MBM:
+       case CONNMAN_DEVICE_TYPE_HSO:
+       case CONNMAN_DEVICE_TYPE_NOZOMI:
+       case CONNMAN_DEVICE_TYPE_HUAWEI:
+       case CONNMAN_DEVICE_TYPE_NOVATEL:
+               return FALSE;
+       case CONNMAN_DEVICE_TYPE_WIFI:
+       case CONNMAN_DEVICE_TYPE_WIMAX:
+               if (data->type != CONNMAN_DEVICE_TYPE_UNKNOWN &&
+                                                       data->type != type)
+                       return FALSE;
+               break;
+       }
+
+       __connman_device_scan(element->device);
+
+       return FALSE;
+}
+
+int __connman_element_request_scan(enum connman_device_type type)
+{
+       struct find_data data = { .type = type, .device = NULL };
+
+       g_node_traverse(element_root, G_PRE_ORDER,
+                               G_TRAVERSE_ALL, -1, request_scan, &data);
+
+       return 0;
+}
+
 static gint compare_priority(gconstpointer a, gconstpointer b)
 {
        const struct connman_driver *driver1 = a;

diff --git a/src/manager.c b/src/manager.c
index 3a79bc5..85025b3 100644 (file)
--- a/src/manager.c
+++ b/src/manager.c
@@ -244,6 +244,40 @@ static DBusMessage *remove_profile(DBusConnection *conn,
        return __connman_error_not_supported(msg);
 }
 
+static DBusMessage *request_scan(DBusConnection *conn,
+                                       DBusMessage *msg, void *data)
+{
+       enum connman_device_type type;
+       const char *str;
+       int err;
+
+       DBG("conn %p", conn);
+
+       dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &str,
+                                                       DBUS_TYPE_INVALID);
+
+       if (g_strcmp0(str, "") == 0)
+               type = CONNMAN_DEVICE_TYPE_UNKNOWN;
+       else if (g_strcmp0(str, "wifi") == 0)
+               type = CONNMAN_DEVICE_TYPE_WIFI;
+       else if (g_strcmp0(str, "wimax") == 0)
+               type = CONNMAN_DEVICE_TYPE_WIMAX;
+       else
+               return __connman_error_invalid_arguments(msg);
+
+       err = __connman_element_request_scan(type);
+       if (err < 0) {
+               if (err == -EINPROGRESS) {
+                       connman_error("Invalid return code from scan");
+                       err = -EINVAL;
+               }
+
+               return __connman_error_failed(msg, -err);
+       }
+
+       return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
+}
+
 static DBusMessage *connect_service(DBusConnection *conn,
                                        DBusMessage *msg, void *data)
 {
@@ -258,7 +292,7 @@ static DBusMessage *connect_service(DBusConnection *conn,
        err = __connman_service_create_and_connect(msg);
        if (err < 0) {
                if (err == -EINPROGRESS) {
-                       connman_error("Invalid return code from callbacks");
+                       connman_error("Invalid return code from connect");
                        err = -EINVAL;
                }
 
@@ -321,6 +355,7 @@ static GDBusMethodTable manager_methods[] = {
        { "SetProperty",     "sv",    "",      set_property     },
        { "AddProfile",      "s",     "o",     add_profile      },
        { "RemoveProfile",   "o",     "",      remove_profile   },
+       { "RequestScan",     "s",     "",      request_scan     },
        { "ConnectService",  "a{sv}", "o",     connect_service,
                                                G_DBUS_METHOD_FLAG_ASYNC },
        { "RegisterAgent",   "o",     "",      register_agent   },