| 1 | #ifndef _BABELTRACE_CALLBACKS_INTERNAL_H |
| 2 | #define _BABELTRACE_CALLBACKS_INTERNAL_H |
| 3 | |
| 4 | /* |
| 5 | * BabelTrace |
| 6 | * |
| 7 | * Internal callbacks header |
| 8 | * |
| 9 | * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation |
| 10 | * |
| 11 | * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 12 | * |
| 13 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 14 | * of this software and associated documentation files (the "Software"), to deal |
| 15 | * in the Software without restriction, including without limitation the rights |
| 16 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 17 | * copies of the Software, and to permit persons to whom the Software is |
| 18 | * furnished to do so, subject to the following conditions: |
| 19 | * |
| 20 | * The above copyright notice and this permission notice shall be included in |
| 21 | * all copies or substantial portions of the Software. |
| 22 | * |
| 23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 24 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 25 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 26 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 27 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 28 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 29 | * SOFTWARE. |
| 30 | */ |
| 31 | |
| 32 | #include <glib.h> |
| 33 | #include <babeltrace/ctf/events.h> |
| 34 | |
| 35 | struct bt_callback { |
| 36 | int prio; /* Callback order priority. Lower first. Dynamically assigned from dependency graph. */ |
| 37 | void *private_data; |
| 38 | int flags; |
| 39 | struct bt_dependencies *depends; |
| 40 | struct bt_dependencies *weak_depends; |
| 41 | struct bt_dependencies *provides; |
| 42 | enum bt_cb_ret (*callback)(struct bt_ctf_event *ctf_data, |
| 43 | void *private_data); |
| 44 | }; |
| 45 | |
| 46 | struct bt_callback_chain { |
| 47 | GArray *callback; /* Array of struct bt_callback, ordered by priority */ |
| 48 | }; |
| 49 | |
| 50 | /* |
| 51 | * per id callbacks need to be per stream class because event ID vs |
| 52 | * event name mapping can vary from stream to stream. |
| 53 | */ |
| 54 | struct bt_stream_callbacks { |
| 55 | GArray *per_id_callbacks; /* Array of struct bt_callback_chain */ |
| 56 | }; |
| 57 | |
| 58 | struct bt_dependencies { |
| 59 | GArray *deps; /* Array of GQuarks */ |
| 60 | int refcount; /* free when decremented to 0 */ |
| 61 | }; |
| 62 | |
| 63 | void process_callbacks(struct bt_ctf_iter *iter, struct ctf_stream_definition *stream); |
| 64 | |
| 65 | #endif /* _BABELTRACE_CALLBACKS_INTERNAL_H */ |