src/bin/lttng-relayd/sessiond-trace-chunks.h

   1 /*
   2  * Copyright (C) 2019 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License, version 2 only, as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful, but WITHOUT
   9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  11  * more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with
  14  * this program; if not, write to the Free Software Foundation, Inc., 51
  15  * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  16  */
  17
  18 #ifndef SESSIOND_TRACE_CHUNK_REGISTRY_H
  19 #define SESSIOND_TRACE_CHUNK_REGISTRY_H
  20
  21 #include <common/compat/uuid.h>
  22 #include <common/trace-chunk.h>
  23 #include <stdint.h>
  24
  25 struct sessiond_trace_chunk_registry;
  26
  27 struct sessiond_trace_chunk_registry *
  28 sessiond_trace_chunk_registry_create(void);
  29
  30 void sessiond_trace_chunk_registry_destroy(
  31                 struct sessiond_trace_chunk_registry *sessiond_registry);
  32
  33 int sessiond_trace_chunk_registry_session_created(
  34                 struct sessiond_trace_chunk_registry *sessiond_registry,
  35                 const lttng_uuid sessiond_uuid);
  36
  37 int sessiond_trace_chunk_registry_session_destroyed(
  38                 struct sessiond_trace_chunk_registry *sessiond_registry,
  39                 const lttng_uuid sessiond_uuid);
  40
  41 struct lttng_trace_chunk *sessiond_trace_chunk_registry_publish_chunk(
  42                 struct sessiond_trace_chunk_registry *sessiond_registry,
  43                 const lttng_uuid sessiond_uuid, uint64_t session_id,
  44                 struct lttng_trace_chunk *chunk);
  45
  46 struct lttng_trace_chunk *
  47 sessiond_trace_chunk_registry_get_anonymous_chunk(
  48                 struct sessiond_trace_chunk_registry *sessiond_registry,
  49                 const lttng_uuid sessiond_uuid,
  50                 uint64_t session_id);
  51
  52 struct lttng_trace_chunk *
  53 sessiond_trace_chunk_registry_get_chunk(
  54                 struct sessiond_trace_chunk_registry *sessiond_registry,
  55                 const lttng_uuid sessiond_uuid,
  56                 uint64_t session_id, uint64_t chunk_id);
  57
  58 #endif /* SESSIOND_TRACE_CHUNK_REGISTRY_H */