SoW-2019-0002: Dynamic Snapshot

[lttng-tools.git] / src / bin / lttng-sessiond / consumer.h

diff --git a/src/bin/lttng-sessiond/consumer.h b/src/bin/lttng-sessiond/consumer.h
index a2dc03e7606c4c5a9d8dd0f0b9e82d29fa866ae1..926697e1e9bd9e162881a0291076ebb747e4d671 100644 (file)
--- a/src/bin/lttng-sessiond/consumer.h
+++ b/src/bin/lttng-sessiond/consumer.h
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2012 - David Goulet <dgoulet@efficios.com>
+ * Copyright (C) 2012 David Goulet <dgoulet@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.
+ * SPDX-License-Identifier: GPL-2.0-only
  *
- * 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 _CONSUMER_H
@@ -152,6 +142,9 @@ struct consumer_output {
        uint32_t relay_major_version;
        uint32_t relay_minor_version;
 
+       /* True if relayd supports the clear feature. */
+       bool relay_allows_clear;
+
        /*
         * Subdirectory path name used for both local and network
         * consumer ("kernel", "ust", or empty).
@@ -329,4 +322,7 @@ int consumer_trace_chunk_exists(struct consumer_socket *socket,
 char *setup_channel_trace_path(struct consumer_output *consumer,
                const char *session_path, size_t *consumer_path_offset);
 
+/* Clear command */
+int consumer_clear_channel(struct consumer_socket *socket, uint64_t key);
+
 #endif /* _CONSUMER_H */