src: Implement RAT list property

diff --git a/src/radio-settings.c b/src/radio-settings.c
index d1b1cc1..5d166cc 100644 (file)
--- a/src/radio-settings.c
+++ b/src/radio-settings.c
@@ -26,6 +26,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <errno.h>
+#include <stdint.h>
 
 #include <glib.h>
 #include <gdbus.h>
@@ -48,6 +49,7 @@ struct ofono_radio_settings {
        enum ofono_radio_band_gsm pending_band_gsm;
        enum ofono_radio_band_umts pending_band_umts;
        ofono_bool_t fast_dormancy_pending;
+       uint32_t available_rats;
        const struct ofono_radio_settings_driver *driver;
        void *driver_data;
        struct ofono_atom *atom;
@@ -222,6 +224,23 @@ static DBusMessage *radio_get_properties_reply(DBusMessage *msg,
                                        DBUS_TYPE_BOOLEAN, &value);
        }
 
+       if (rs->available_rats) {
+               const char *rats_strs[OFONO_RADIO_ACCESS_MODE_LTE + 1];
+               const char **strs = rats_strs;
+               int str_i = 0;
+               size_t i, techs = sizeof(rats_strs)/sizeof(rats_strs[0]) - 1;
+
+               for (i = 0; i < techs; ++i)
+                       if (rs->available_rats & (1 << i))
+                               rats_strs[str_i++] =
+                                       radio_access_mode_to_string(i + 1);
+
+               rats_strs[str_i] = NULL;
+
+               ofono_dbus_dict_append_array(&dict, "AvailableTechnologies",
+                                               DBUS_TYPE_STRING, &strs);
+       }
+
        dbus_message_iter_close_container(&iter, &dict);
 
        return reply;
@@ -374,6 +393,32 @@ static void radio_send_properties_reply(struct ofono_radio_settings *rs)
        __ofono_dbus_pending_reply(&rs->pending, reply);
 }
 
+static void radio_available_rats_query_callback(const struct ofono_error *error,
+                                               unsigned int available_rats,
+                                               void *data)
+{
+       struct ofono_radio_settings *rs = data;
+
+       if (error->type == OFONO_ERROR_TYPE_NO_ERROR)
+               rs->available_rats = available_rats;
+       else
+               DBG("Error while querying available rats");
+
+       radio_send_properties_reply(rs);
+}
+
+static void radio_query_available_rats(struct ofono_radio_settings *rs)
+{
+       /* Modem technology is not supposed to change, so one query is enough */
+       if (rs->driver->query_available_rats == NULL || rs->available_rats) {
+               radio_send_properties_reply(rs);
+               return;
+       }
+
+       rs->driver->query_available_rats(
+                               rs, radio_available_rats_query_callback, rs);
+}
+
 static void radio_fast_dormancy_query_callback(const struct ofono_error *error,
                                                ofono_bool_t enable, void *data)
 {
@@ -390,7 +435,7 @@ static void radio_fast_dormancy_query_callback(const struct ofono_error *error,
        }
 
        radio_set_fast_dormancy(rs, enable);
-       radio_send_properties_reply(rs);
+       radio_query_available_rats(rs);
 }
 
 static void radio_query_fast_dormancy(struct ofono_radio_settings *rs)