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 "trace-kernel.hpp"
  12 #include "trace-ust.hpp"
  13
  14 #include <lttng/lttng.h>
  15
  16 int channel_kernel_disable(struct ltt_kernel_session *ksession, char *channel_name);
  17 enum lttng_error_code channel_kernel_enable(struct ltt_kernel_session *ksession,
  18                                             struct ltt_kernel_channel *kchan);
  19 enum lttng_error_code channel_kernel_create(struct ltt_kernel_session *ksession,
  20                                             struct lttng_channel *chan,
  21                                             int kernel_pipe);
  22
  23 struct lttng_channel *channel_new_default_attr(int domain, enum lttng_buffer_type type);
  24 void channel_attr_destroy(struct lttng_channel *channel);
  25
  26 enum lttng_error_code channel_ust_create(struct ltt_ust_session *usess,
  27                                          struct lttng_channel *attr,
  28                                          enum lttng_buffer_type type);
  29 enum lttng_error_code channel_ust_enable(struct ltt_ust_session *usess,
  30                                          struct ltt_ust_channel *uchan);
  31 int channel_ust_disable(struct ltt_ust_session *usess, struct ltt_ust_channel *uchan);
  32
  33 struct lttng_channel *trace_ust_channel_to_lttng_channel(const struct ltt_ust_channel *uchan);
  34
  35 #endif /* _LTT_CHANNEL_H */