Initial service skeleton for bt.inputd

1 files changed, 172 insertions, 0 deletions

diff --git a/input/input-service.c b/input/input-service.c
new file mode 100644
index 00000000..b036bf70
--- /dev/null
+++ b/input/input-service.c
@@ -0,0 +1,172 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2005-2006  Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  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 <signal.h>
+
+#include "dbus.h"
+#include "logging.h"
+
+#include <dbus/dbus.h>
+
+#define INPUT_PATH "/org/bluez/input"
+
+static DBusConnection *connection = NULL;
+
+static DBusHandlerResult start_message(DBusConnection *conn,
+					DBusMessage *msg, void *data)
+{
+	DBusMessage *reply;
+
+	info("Starting example service");
+
+	reply = dbus_message_new_method_return(msg);
+	if (!reply) {
+		error("Can't create reply message");
+		return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+	}
+
+	dbus_connection_send(conn, reply, NULL);
+
+	dbus_message_unref(reply);
+
+	return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+static DBusHandlerResult stop_message(DBusConnection *conn,
+					DBusMessage *msg, void *data)
+{
+	DBusMessage *reply;
+
+	info("Stopping example service");
+
+	reply = dbus_message_new_method_return(msg);
+	if (!reply) {
+		error("Can't create reply message");
+		return DBUS_HANDLER_RESULT_NEED_MEMORY;
+	}
+
+	dbus_connection_send(conn, reply, NULL);
+
+	dbus_message_unref(reply);
+
+	return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+static DBusHandlerResult release_message(DBusConnection *conn,
+						DBusMessage *msg, void *data)
+{
+	DBusMessage *reply;
+
+	reply = dbus_message_new_method_return(msg);
+	if (!reply) {
+		error("Can't create reply message");
+		return DBUS_HANDLER_RESULT_NEED_MEMORY;
+	}
+
+	dbus_connection_send(conn, reply, NULL);
+
+	dbus_message_unref(reply);
+
+	info("Got Release method. Exiting.");
+
+	raise(SIGTERM);
+
+	return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+
+static DBusHandlerResult input_message(DBusConnection *conn,
+					DBusMessage *msg, void *data)
+{
+	if (dbus_message_is_method_call(msg, "org.bluez.ServiceAgent", "Start"))
+		return start_message(conn, msg, data);
+
+	if (dbus_message_is_method_call(msg, "org.bluez.ServiceAgent", "Stop"))
+		return stop_message(conn, msg, data);
+
+	if (dbus_message_is_method_call(msg, "org.bluez.ServiceAgent", "Release"))
+		return release_message(conn, msg, data);
+
+	return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+
+static const DBusObjectPathVTable input_table = {
+	.message_function = input_message,
+};
+
+int input_dbus_init(void)
+{
+	DBusError err;
+	DBusMessage *msg, *reply;
+	const char *name = "Input service";
+	const char *description = "A service for input devices";
+	const char *input_path = INPUT_PATH;
+
+	connection = init_dbus(NULL, NULL);
+	if (!connection)
+		return -1;
+
+	dbus_error_init(&err);
+
+	if (!dbus_connection_register_object_path(connection, input_path,
+						&input_table, NULL)) {
+		error("D-Bus failed to register %s path", INPUT_PATH);
+		return -1;
+	}
+
+	msg = dbus_message_new_method_call("org.bluez", "/org/bluez",
+					"org.bluez.Manager", "RegisterService");
+	if (!msg) {
+		error("Can't allocate new method call");
+		return -1;
+	}
+
+	dbus_message_append_args(msg, DBUS_TYPE_STRING, &input_path,
+					DBUS_TYPE_STRING, &name,
+					DBUS_TYPE_STRING, &description,
+					DBUS_TYPE_INVALID);
+
+	dbus_error_init(&err);
+
+	reply = dbus_connection_send_with_reply_and_block(connection, msg, -1,
+								&err);
+
+	dbus_message_unref(msg);
+
+	if (!reply) {
+		error("Can't register service agent");
+		if (dbus_error_is_set(&err)) {
+			error("%s", err.message);
+			dbus_error_free(&err);
+		}
+		return -1;
+	}
+
+	return 0;
+}
+