src/bin/lttng-sessiond/event-notifier-error-accounting.h

   1 /*
   2  * Copyright (C) 2020 Francis Deslauriers <francis.deslauriers@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef _EVENT_NOTIFIER_ERROR_ACCOUNTING_H
   9 #define _EVENT_NOTIFIER_ERROR_ACCOUNTING_H
  10
  11 #include <stdint.h>
  12 #include <lttng/trigger/trigger.h>
  13
  14 enum event_notifier_error_accounting_status {
  15         EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_OK,
  16         EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_ERR,
  17         EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_NOT_FOUND,
  18         EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_NOMEM,
  19         EVENT_NOTIFIER_ERROR_ACCOUNTING_STATUS_NO_INDEX_AVAILABLE,
  20 };
  21
  22 enum event_notifier_error_accounting_status
  23 event_notifier_error_accounting_init(uint64_t nb_bucket);
  24
  25 enum event_notifier_error_accounting_status
  26 event_notifier_error_accounting_register_kernel(
  27                 int kernel_event_notifier_group_fd);
  28
  29 enum event_notifier_error_accounting_status
  30 event_notifier_error_accounting_register_event_notifier(
  31                 const struct lttng_trigger *trigger,
  32                 uint64_t *error_counter_index);
  33
  34 enum event_notifier_error_accounting_status
  35 event_notifier_error_accounting_get_count(
  36                 const struct lttng_trigger *trigger,
  37                 uint64_t *count);
  38
  39 void event_notifier_error_accounting_unregister_event_notifier(
  40                 const struct lttng_trigger *trigger);
  41
  42 void event_notifier_error_accounting_fini(void);
  43
  44 #endif /* _EVENT_NOTIFIER_ERROR_ACCOUNTING_H */