src/common/snapshot.h

   1 /*
   2  * Copyright (C) 2020 Simon Marchi <simon.marchi@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef COMMON_SNAPSHOT_H
   9 #define COMMON_SNAPSHOT_H
  10
  11 #include <common/macros.h>
  12
  13 #include <stdbool.h>
  14
  15 struct lttng_buffer_view;
  16 struct lttng_dynamic_buffer;
  17 struct lttng_snapshot_output;
  18
  19 LTTNG_HIDDEN
  20 bool lttng_snapshot_output_validate(const struct lttng_snapshot_output *output);
  21
  22 LTTNG_HIDDEN
  23 bool lttng_snapshot_output_is_equal(
  24                 const struct lttng_snapshot_output *a,
  25                 const struct lttng_snapshot_output *b);
  26
  27 LTTNG_HIDDEN
  28 int lttng_snapshot_output_serialize(
  29                 const struct lttng_snapshot_output *output,
  30                 struct lttng_dynamic_buffer *buf);
  31
  32 LTTNG_HIDDEN
  33 ssize_t lttng_snapshot_output_create_from_buffer(
  34                 const struct lttng_buffer_view *view,
  35                 struct lttng_snapshot_output **output_p);
  36
  37 #endif /* COMMON_SNAPSHOT_H */