handsfree: Implement voice recognition function

diff --git a/src/handsfree.c b/src/handsfree.c
index efebcc0..24f2349 100644 (file)
--- a/src/handsfree.c
+++ b/src/handsfree.c
@@ -45,6 +45,9 @@ static GSList *g_drivers = NULL;
 
 struct ofono_handsfree {
        ofono_bool_t inband_ringing;
+       ofono_bool_t voice_recognition;
+       ofono_bool_t voice_recognition_pending;
+
        const struct ofono_handsfree_driver *driver;
        void *driver_data;
        struct ofono_atom *atom;
@@ -72,6 +75,24 @@ void ofono_handsfree_set_inband_ringing(struct ofono_handsfree *hf,
                                        &dbus_enabled);
 }
 
+void ofono_handsfree_voice_recognition_notify(struct ofono_handsfree *hf,
+                                               ofono_bool_t enabled)
+{
+       DBusConnection *conn = ofono_dbus_get_connection();
+       const char *path = __ofono_atom_get_path(hf->atom);
+       dbus_bool_t dbus_enabled = enabled;
+
+       if (hf->voice_recognition == enabled)
+               return;
+
+       hf->voice_recognition = enabled;
+
+       ofono_dbus_signal_property_changed(conn, path,
+                                       OFONO_HANDSFREE_INTERFACE,
+                                       "VoiceRecognition", DBUS_TYPE_BOOLEAN,
+                                       &dbus_enabled);
+}
+
 static DBusMessage *handsfree_get_properties(DBusConnection *conn,
                                                DBusMessage *msg, void *data)
 {
@@ -80,6 +101,7 @@ static DBusMessage *handsfree_get_properties(DBusConnection *conn,
        DBusMessageIter iter;
        DBusMessageIter dict;
        dbus_bool_t inband_ringing;
+       dbus_bool_t voice_recognition;
 
        reply = dbus_message_new_method_return(msg);
        if (reply == NULL)
@@ -95,17 +117,49 @@ static DBusMessage *handsfree_get_properties(DBusConnection *conn,
        ofono_dbus_dict_append(&dict, "InbandRinging", DBUS_TYPE_BOOLEAN,
                                &inband_ringing);
 
+       voice_recognition = hf->voice_recognition;
+       ofono_dbus_dict_append(&dict, "VoiceRecognition", DBUS_TYPE_BOOLEAN,
+                               &voice_recognition);
+
        dbus_message_iter_close_container(&iter, &dict);
 
        return reply;
 }
 
+static void voicerec_set_cb(const struct ofono_error *error, void *data)
+{
+       struct ofono_handsfree *hf = data;
+       DBusConnection *conn = ofono_dbus_get_connection();
+       const char *path = __ofono_atom_get_path(hf->atom);
+
+       if (error->type != OFONO_ERROR_TYPE_NO_ERROR) {
+               __ofono_dbus_pending_reply(&hf->pending,
+                                       __ofono_error_failed(hf->pending));
+               return;
+       }
+
+       hf->voice_recognition = hf->voice_recognition_pending;
+
+       __ofono_dbus_pending_reply(&hf->pending,
+                               dbus_message_new_method_return(hf->pending));
+
+       ofono_dbus_signal_property_changed(conn, path,
+                                       OFONO_HANDSFREE_INTERFACE,
+                                       "VoiceRecognition",
+                                       DBUS_TYPE_BOOLEAN,
+                                       &hf->voice_recognition);
+}
+
 static DBusMessage *handsfree_set_property(DBusConnection *conn,
                                                DBusMessage *msg, void *data)
 {
+       struct ofono_handsfree *hf = data;
        DBusMessageIter iter, var;
        const char *name;
 
+       if (hf->pending)
+               return __ofono_error_busy(msg);
+
        if (dbus_message_iter_init(msg, &iter) == FALSE)
                return __ofono_error_invalid_args(msg);
 
@@ -120,6 +174,27 @@ static DBusMessage *handsfree_set_property(DBusConnection *conn,
 
        dbus_message_iter_recurse(&iter, &var);
 
+       if (g_str_equal(name, "VoiceRecognition") == TRUE) {
+               ofono_bool_t enabled;
+
+               if (!hf->driver->voice_recognition)
+                       return __ofono_error_not_implemented(msg);
+
+               if (dbus_message_iter_get_arg_type(&var) != DBUS_TYPE_BOOLEAN)
+                       return __ofono_error_invalid_args(msg);
+
+               dbus_message_iter_get_basic(&var, &enabled);
+
+               if (hf->voice_recognition == enabled)
+                       return dbus_message_new_method_return(msg);
+
+               hf->voice_recognition_pending = enabled;
+               hf->pending = dbus_message_ref(msg);
+               hf->driver->voice_recognition(hf, enabled, voicerec_set_cb, hf);
+
+               return NULL;
+       }
+
        return __ofono_error_invalid_args(msg);
 }