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

   1 /*
   2  * Copyright (C) 2019 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef SESSIOND_TRACE_CHUNK_REGISTRY_H
   9 #define SESSIOND_TRACE_CHUNK_REGISTRY_H
  10
  11 #include <common/uuid.h>
  12 #include <common/trace-chunk.h>
  13 #include <stdint.h>
  14
  15 struct sessiond_trace_chunk_registry;
  16
  17 struct sessiond_trace_chunk_registry *
  18 sessiond_trace_chunk_registry_create(void);
  19
  20 void sessiond_trace_chunk_registry_destroy(
  21                 struct sessiond_trace_chunk_registry *sessiond_registry);
  22
  23 int sessiond_trace_chunk_registry_session_created(
  24                 struct sessiond_trace_chunk_registry *sessiond_registry,
  25                 const lttng_uuid sessiond_uuid);
  26
  27 int sessiond_trace_chunk_registry_session_destroyed(
  28                 struct sessiond_trace_chunk_registry *sessiond_registry,
  29                 const lttng_uuid sessiond_uuid);
  30
  31 struct lttng_trace_chunk *sessiond_trace_chunk_registry_publish_chunk(
  32                 struct sessiond_trace_chunk_registry *sessiond_registry,
  33                 const lttng_uuid sessiond_uuid, uint64_t session_id,
  34                 struct lttng_trace_chunk *chunk);
  35
  36 struct lttng_trace_chunk *
  37 sessiond_trace_chunk_registry_get_anonymous_chunk(
  38                 struct sessiond_trace_chunk_registry *sessiond_registry,
  39                 const lttng_uuid sessiond_uuid,
  40                 uint64_t session_id);
  41
  42 struct lttng_trace_chunk *
  43 sessiond_trace_chunk_registry_get_chunk(
  44                 struct sessiond_trace_chunk_registry *sessiond_registry,
  45                 const lttng_uuid sessiond_uuid,
  46                 uint64_t session_id, uint64_t chunk_id);
  47
  48 int sessiond_trace_chunk_registry_chunk_exists(
  49                 struct sessiond_trace_chunk_registry *sessiond_registry,
  50                 const lttng_uuid sessiond_uuid,
  51                 uint64_t session_id, uint64_t chunk_id, bool *chunk_exists);
  52
  53 #endif /* SESSIOND_TRACE_CHUNK_REGISTRY_H */