include/lttng/condition/session-rotation-internal.hpp

   1 /*
   2  * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: LGPL-2.1-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_CONDITION_SESSION_ROTATION_INTERNAL_H
   9 #define LTTNG_CONDITION_SESSION_ROTATION_INTERNAL_H
  10
  11 #include "common/buffer-view.hpp"
  12
  13 #include <common/macros.hpp>
  14
  15 #include <lttng/condition/condition-internal.hpp>
  16 #include <lttng/condition/evaluation-internal.hpp>
  17 #include <lttng/condition/session-rotation.h>
  18 #include <lttng/location.h>
  19
  20 struct lttng_condition_session_rotation {
  21         struct lttng_condition parent;
  22         char *session_name;
  23 };
  24
  25 struct lttng_condition_session_rotation_comm {
  26         /* Length includes the trailing \0. */
  27         uint32_t session_name_len;
  28         char session_name[];
  29 } LTTNG_PACKED;
  30
  31 struct lttng_evaluation_session_rotation {
  32         struct lttng_evaluation parent;
  33         uint64_t id;
  34         struct lttng_trace_archive_location *location;
  35 };
  36
  37 struct lttng_evaluation_session_rotation_comm {
  38         uint64_t id;
  39         uint8_t has_location;
  40 } LTTNG_PACKED;
  41
  42 ssize_t
  43 lttng_condition_session_rotation_ongoing_create_from_payload(struct lttng_payload_view *view,
  44                                                              struct lttng_condition **condition);
  45
  46 ssize_t
  47 lttng_condition_session_rotation_completed_create_from_payload(struct lttng_payload_view *view,
  48                                                                struct lttng_condition **condition);
  49
  50 struct lttng_evaluation *lttng_evaluation_session_rotation_ongoing_create(uint64_t id);
  51
  52 /* Ownership of location is transferred to the evaluation. */
  53 struct lttng_evaluation *
  54 lttng_evaluation_session_rotation_completed_create(uint64_t id,
  55                                                    struct lttng_trace_archive_location *location);
  56
  57 ssize_t
  58 lttng_evaluation_session_rotation_ongoing_create_from_payload(struct lttng_payload_view *view,
  59                                                               struct lttng_evaluation **evaluation);
  60
  61 ssize_t lttng_evaluation_session_rotation_completed_create_from_payload(
  62         struct lttng_payload_view *view, struct lttng_evaluation **evaluation);
  63
  64 #endif /* LTTNG_CONDITION_SESSION_ROTATION_INTERNAL_H */