src/bin/lttng-sessiond/channel.hpp

   1 /*
   2  * Copyright (C) 2011 EfficiOS Inc.
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef _LTT_CHANNEL_H
   9 #define _LTT_CHANNEL_H
  10
  11 #include <lttng/lttng.h>
  12
  13 #include "trace-kernel.hpp"
  14 #include "trace-ust.hpp"
  15
  16 int channel_kernel_disable(struct ltt_kernel_session *ksession,
  17                 char *channel_name);
  18 enum lttng_error_code channel_kernel_enable(struct ltt_kernel_session *ksession,
  19                 struct ltt_kernel_channel *kchan);
  20 enum lttng_error_code channel_kernel_create(struct ltt_kernel_session *ksession,
  21                 struct lttng_channel *chan,
  22                 int kernel_pipe);
  23
  24 struct lttng_channel *channel_new_default_attr(int domain,
  25                 enum lttng_buffer_type type);
  26 void channel_attr_destroy(struct lttng_channel *channel);
  27
  28 enum lttng_error_code channel_ust_create(struct ltt_ust_session *usess,
  29                 struct lttng_channel *attr, enum lttng_buffer_type type);
  30 enum lttng_error_code channel_ust_enable(struct ltt_ust_session *usess,
  31                 struct ltt_ust_channel *uchan);
  32 int channel_ust_disable(struct ltt_ust_session *usess,
  33                 struct ltt_ust_channel *uchan);
  34
  35 struct lttng_channel *trace_ust_channel_to_lttng_channel(
  36                 const struct ltt_ust_channel *uchan);
  37
  38 #endif /* _LTT_CHANNEL_H */