include/lttng/event-internal.h

   1 /*
   2  * event-internal.h
   3  *
   4  * Linux Trace Toolkit Control Library
   5  *
   6  * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   7  *
   8  * SPDX-License-Identifier: LGPL-2.1-only
   9  *
  10  */
  11
  12 #ifndef LTTNG_EVENT_INTERNAL_H
  13 #define LTTNG_EVENT_INTERNAL_H
  14
  15 #include <common/macros.h>
  16 #include <lttng/event.h>
  17
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21
  22 struct lttng_userspace_probe_location;
  23
  24 struct lttng_event_extended {
  25         /*
  26          * exclusions and filter_expression are only set when the lttng_event
  27          * was created/allocated by a list operation. These two elements must
  28          * not be free'd as they are part of the same contiguous buffer that
  29          * contains all events returned by the listing.
  30          */
  31         char *filter_expression;
  32         struct {
  33                 unsigned int count;
  34                 /* Array of strings of fixed LTTNG_SYMBOL_NAME_LEN length. */
  35                 char *strings;
  36         } exclusions;
  37         struct lttng_userspace_probe_location *probe_location;
  38 };
  39
  40 struct lttng_event *lttng_event_copy(const struct lttng_event *event);
  41
  42 #ifdef __cplusplus
  43 }
  44 #endif
  45
  46 #endif /* LTTNG_EVENT_INTERNAL_H */