src/bin/lttng-sessiond/rotate.h

   1 /*
   2  * Copyright (C) 2017 - Julien Desfossez <jdesfossez@efficios.com>
   3  * Copyright (C) 2018 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License, version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc., 51
  16  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef ROTATE_H
  20 #define ROTATE_H
  21
  22 #include "rotation-thread.h"
  23 #include <stdint.h>
  24
  25 /*
  26  * Subscribe/unsubscribe the notification_channel from the rotation_thread to
  27  * session usage notifications to perform size-based rotations.
  28  */
  29 int subscribe_session_consumed_size_rotation(struct ltt_session *session,
  30                 uint64_t size,
  31                 struct notification_thread_handle *notification_thread_handle);
  32 int unsubscribe_session_consumed_size_rotation(struct ltt_session *session,
  33                 struct notification_thread_handle *notification_thread_handle);
  34
  35 #endif /* ROTATE_H */