| 1 | /* |
| 2 | * Copyright 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU General Public License, version 2 only, as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 11 | * more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along with |
| 14 | * this program; if not, write to the Free Software Foundation, Inc., 51 |
| 15 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 16 | */ |
| 17 | |
| 18 | #ifndef LTTNG_COMMON_FILTER_H |
| 19 | #define LTTNG_COMMON_FILTER_H |
| 20 | |
| 21 | #include <common/sessiond-comm/sessiond-comm.h> |
| 22 | |
| 23 | struct bytecode_symbol_iterator; |
| 24 | |
| 25 | /* |
| 26 | * Create an iterator on a bytecode's symbols. The iterator points to the |
| 27 | * first element after creation. |
| 28 | */ |
| 29 | LTTNG_HIDDEN |
| 30 | struct bytecode_symbol_iterator *bytecode_symbol_iterator_create( |
| 31 | struct lttng_filter_bytecode *bytecode); |
| 32 | |
| 33 | /* |
| 34 | * Advance iterator of one element. |
| 35 | * |
| 36 | * Returns 0 if a next element exists or a negative value at the end. |
| 37 | */ |
| 38 | LTTNG_HIDDEN |
| 39 | int bytecode_symbol_iterator_next(struct bytecode_symbol_iterator *it); |
| 40 | |
| 41 | LTTNG_HIDDEN |
| 42 | int bytecode_symbol_iterator_get_type(struct bytecode_symbol_iterator *it); |
| 43 | |
| 44 | LTTNG_HIDDEN |
| 45 | const char *bytecode_symbol_iterator_get_name( |
| 46 | struct bytecode_symbol_iterator *it); |
| 47 | |
| 48 | LTTNG_HIDDEN |
| 49 | void bytecode_symbol_iterator_destroy(struct bytecode_symbol_iterator *it); |
| 50 | |
| 51 | #endif /* LTTNG_COMMON_FILTER_H */ |