src/common/filter.h

   1 /*
   2  * Copyright (C) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_COMMON_FILTER_H
   9 #define LTTNG_COMMON_FILTER_H
  10
  11 #include <common/sessiond-comm/sessiond-comm.h>
  12
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16
  17 struct bytecode_symbol_iterator;
  18
  19 /*
  20  * Create an iterator on a bytecode's symbols. The iterator points to the
  21  * first element after creation.
  22  */
  23 struct bytecode_symbol_iterator *bytecode_symbol_iterator_create(
  24                 struct lttng_bytecode *bytecode);
  25
  26 /*
  27  * Advance iterator of one element.
  28  *
  29  * Returns 0 if a next element exists or a negative value at the end.
  30  */
  31 int bytecode_symbol_iterator_next(struct bytecode_symbol_iterator *it);
  32
  33 int bytecode_symbol_iterator_get_type(struct bytecode_symbol_iterator *it);
  34
  35 const char *bytecode_symbol_iterator_get_name(
  36                 struct bytecode_symbol_iterator *it);
  37
  38 void bytecode_symbol_iterator_destroy(struct bytecode_symbol_iterator *it);
  39
  40 #ifdef __cplusplus
  41 }
  42 #endif
  43
  44 #endif /* LTTNG_COMMON_FILTER_H */