include/lttng/condition/evaluation.h

   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_EVALUATION_H
   9 #define LTTNG_EVALUATION_H
  10
  11 #include <lttng/condition/condition.h>
  12
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16
  17 struct lttng_evaluation;
  18
  19 enum lttng_evaluation_status {
  20         LTTNG_EVALUATION_STATUS_OK = 0,
  21         LTTNG_EVALUATION_STATUS_ERROR = -1,
  22         LTTNG_EVALUATION_STATUS_INVALID = -2,
  23         LTTNG_EVALUATION_STATUS_UNKNOWN = -3,
  24         LTTNG_EVALUATION_STATUS_UNSET = -4,
  25 };
  26
  27 /*
  28  * Get the condition type associated with an evaluation.
  29  *
  30  * Returns the type of a condition on success, LTTNG_CONDITION_TYPE_UNKNOWN on
  31  * error.
  32  */
  33 extern enum lttng_condition_type lttng_evaluation_get_type(
  34                 const struct lttng_evaluation *evaluation);
  35
  36 /*
  37  * Destroy (frees) an evaluation object.
  38  */
  39 extern void lttng_evaluation_destroy(struct lttng_evaluation *evaluation);
  40
  41 #ifdef __cplusplus
  42 }
  43 #endif
  44
  45 #endif /* LTTNG_EVALUATION_H */