Clean-up: sessiond: cmd_enable_channel_internal

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

diff --git a/src/bin/lttng-sessiond/channel.h b/src/bin/lttng-sessiond/channel.h
index 9b736fc6614a27ab0179ced5373d833564a795a2..fcc4d6b6366819d1c9148b61c41d3c8a4dd0bd7a 100644 (file)
--- a/src/bin/lttng-sessiond/channel.h
+++ b/src/bin/lttng-sessiond/channel.h
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
+ * Copyright (C) 2011 EfficiOS Inc.
  *
- * 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 _LTT_CHANNEL_H
@@ -25,20 +15,24 @@
 
 int channel_kernel_disable(struct ltt_kernel_session *ksession,
                char *channel_name);
-int channel_kernel_enable(struct ltt_kernel_session *ksession,
+enum lttng_error_code channel_kernel_enable(struct ltt_kernel_session *ksession,
                struct ltt_kernel_channel *kchan);
-int channel_kernel_create(struct ltt_kernel_session *ksession,
-               struct lttng_channel *chan, int kernel_pipe);
+enum lttng_error_code channel_kernel_create(struct ltt_kernel_session *ksession,
+               struct lttng_channel *chan,
+               int kernel_pipe);
 
 struct lttng_channel *channel_new_default_attr(int domain,
                enum lttng_buffer_type type);
 void channel_attr_destroy(struct lttng_channel *channel);
 
-int channel_ust_create(struct ltt_ust_session *usess,
+enum lttng_error_code channel_ust_create(struct ltt_ust_session *usess,
                struct lttng_channel *attr, enum lttng_buffer_type type);
-int channel_ust_enable(struct ltt_ust_session *usess,
+enum lttng_error_code channel_ust_enable(struct ltt_ust_session *usess,
                struct ltt_ust_channel *uchan);
 int channel_ust_disable(struct ltt_ust_session *usess,
                struct ltt_ust_channel *uchan);
 
+struct lttng_channel *trace_ust_channel_to_lttng_channel(
+               const struct ltt_ust_channel *uchan);
+
 #endif /* _LTT_CHANNEL_H */