Add the sessiond notification-handling subsystem

[lttng-tools.git] / src / bin / lttng-sessiond / notification-thread-events.h

diff --git a/src/bin/lttng-sessiond/notification-thread-events.h b/src/bin/lttng-sessiond/notification-thread-events.h
new file mode 100644 (file)
index 0000000..a0795e4
--- /dev/null
+++ b/src/bin/lttng-sessiond/notification-thread-events.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License, version 2 only, 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef NOTIFICATION_THREAD_EVENTS_H
+#define NOTIFICATION_THREAD_EVENTS_H
+
+#include <lttng/domain.h>
+#include "notification-thread.h"
+
+/**
+ * Event handling function shall only return an error if
+ * the thread should be stopped.
+ */
+int handle_notification_thread_command(
+               struct notification_thread_handle *handle,
+               struct notification_thread_state *state);
+
+int handle_notification_thread_client_connect(
+               struct notification_thread_state *state);
+
+int handle_notification_thread_client_disconnect(
+               int client_fd,
+               struct notification_thread_state *state);
+
+int handle_notification_thread_client_disconnect_all(
+               struct notification_thread_state *state);
+
+int handle_notification_thread_trigger_unregister_all(
+               struct notification_thread_state *state);
+
+int handle_notification_thread_client_in(
+               struct notification_thread_state *state,
+               int socket);
+
+int handle_notification_thread_client_out(
+               struct notification_thread_state *state,
+               int socket);
+
+int handle_notification_thread_channel_sample(
+               struct notification_thread_state *state, int pipe,
+               enum lttng_domain_type domain);
+
+#endif /* NOTIFICATION_THREAD_EVENTS_H */