dundee: Add D-Bus error messages

Makefile.am

@@ -689,7 +689,7 @@ sbin_PROGRAMS += dundee/dundee
 
 dundee_dundee_SOURCES = $(gdbus_sources) \
 			src/log.c src/dbus.c \
-			dundee/dundee.h dundee/main.c
+			dundee/dundee.h dundee/main.c dundee/dbus.c
 
 dundee_dundee_LDADD = $(builtin_libadd) @GLIB_LIBS@ @DBUS_LIBS@ @CAPNG_LIBS@ -ldl
 

dundee/dbus.c

@@ -0,0 +1,45 @@
+/*
+ *
+ *  oFono - Open Source Telephony
+ *
+ *  Copyright (C) 2012  BMW Car IT GmbH. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <glib.h>
+#include <gdbus.h>
+
+#include "dundee.h"
+
+#define DUNDEE_ERROR_INTERFACE "org.ofono.dundee.Error"
+
+DBusMessage *__dundee_error_invalid_args(DBusMessage *msg)
+{
+	return g_dbus_create_error(msg, DUNDEE_ERROR_INTERFACE
+					".InvalidArguments",
+					"Invalid arguments in method call");
+}
+
+DBusMessage *__dundee_error_failed(DBusMessage *msg)
+{
+	return g_dbus_create_error(msg, DUNDEE_ERROR_INTERFACE
+					".Failed",
+					"Operation failed");
+}

dundee/dundee.h

@@ -44,3 +44,6 @@ int __ofono_dbus_init(DBusConnection *conn);
 void __ofono_dbus_cleanup(void);
 
 void __ofono_dbus_pending_reply(DBusMessage **msg, DBusMessage *reply);
+
+DBusMessage *__dundee_error_invalid_args(DBusMessage *msg);
+DBusMessage *__dundee_error_failed(DBusMessage *msg);